cgit.sxemacs.org Git - sxemacs/blob - configure.ac

   1 dnl SXEmacs config script for autoconf >=2.60
   2 dnl -------------------------------------------------------------------------
   3 dnl Overrides of standard autoconf macros.
   4
   5 m4_include([sxemacs_version.m4])
   6
   7 dnl -------------------------------------------------------------------------
   8 dnl Autoconf startup.
   9 dnl -------------------------------------------------------------------------
  10
  11 AC_PREREQ([2.62])
  12 AC_INIT([SXEmacs], [SXEM4CS_VERSION], [http://issues.sxemacs.org/])
  13 AC_CONFIG_HEADER([src/config.h])
  14 AC_CONFIG_SRCDIR([src/lisp.h])
  15 AC_CONFIG_AUX_DIR([.])
  16 AC_CONFIG_MACRO_DIR([m4])
  17
  18 dnl -------------------------------------------------------------------------
  19 dnl Local copyright notices.
  20 dnl -------------------------------------------------------------------------
  21
  22 AC_COPYRIGHT(
  23 [#### Configuration script for SXEmacs.  Largely divergent from FSF.
  24 #### Guess values for system-dependent variables and create Makefiles.
  25 #### Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
  26 #### Copyright (C) 1993-1995 Board of Trustees, University of Illinois.
  27 #### Copyright (C) 1996, 1997 Sun Microsystems, Inc.
  28 #### Copyright (C) 1995, 1996, 2002, 2003, 2004 Ben Wing.
  29 #### Copyright (C) 2000, 2001 Martin Buchholz.
  30 #### Copyright (C) 1998, 1999 J. Kean Johnston.
  31 #### Copyright (C) 2005 Malcolm Purvis.
  32 #### Copyright (C) 2005, 2006, 2007 Steve Youngs.
  33 #### Copyright (C) 2006, 2007, 2008 Sebastian Freundt.
  34 #### Copyright (C) 2007, 2010, 2011 Nelson Ferreira
  35
  36 ### Don't edit this script!
  37 ### This script was automatically generated by the `autoconf' program
  38 ### from the file `./configure.ac'.
  39 ### To rebuild it, execute the command
  40 ###     autoconf
  41 ### in the this directory.
  42
  43 ### This file is part of SXEmacs.
  44
  45 ### SXEmacs is free software: you can redistribute it and/or modify
  46 ### it under the terms of the GNU General Public License as published by
  47 ### the Free Software Foundation, either version 3 of the License, or
  48 ### (at your option) any later version.
  49
  50 ### SXEmacs is distributed in the hope that it will be useful,
  51 ### but WITHOUT ANY WARRANTY; without even the implied warranty of
  52 ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  53 ### GNU General Public License for more details.
  54
  55 ### You should have received a copy of the GNU General Public License
  56 ### along with this program.  If not, see <http://www.gnu.org/licenses/>.
  57
  58 ### Parts of SXEmacs are also distributed under a BSD-like licence.
  59 ### Check file headers for more information.
  60
  61 ### For usage, run `./configure --help'
  62 ### For more detailed information on building and installing SXEmacs,
  63 ### read the file `INSTALL'.
  64 ###
  65 ### If configure succeeds, it leaves its status in config.status.
  66 ### A log of configuration tests can be found in config.log.
  67 ### If configure fails after disturbing the status quo,
  68 ###     config.status is removed.
  69 ])
  70
  71 AC_REVISION([SXEM4CS_GIT_VERSION])
  72
  73
  74 dnl Build Options
  75 dnl =============
  76 OG_OPTION_GROUP(Build Options)
  77
  78 OG_ARG_WITH([prefix],
  79         AS_HELP_STRING([--with-prefix@<:@=ARG@:>@],
  80                 [Whether to compile the value of --prefix into the executable.]),
  81         [yes], [YES (DO compile prefix into the executable)])
  82
  83 OG_ARG_WITH([sitemoduledir],
  84         AS_HELP_STRING([--with-sitemoduledir=DIR],
  85                 [Directory for loadable modules that are not part of
  86                 the SXEmacs core distribution (3rd party emodules).]),
  87         [none], [$prefix/lib/sxemacs/$build/site-modules], [og_any],
  88         [AC_DEFINE([SITEMODULEDIR_USER_DEFINED], [1],
  89                 [sitemoduledir has been specified on the configure line.])],
  90         [with_sitemoduledir='${libdir}/${PROGNAME}/${configuration}/site-modules'])
  91
  92 OG_ARG_WITH([site-includes],
  93         AS_HELP_STRING([--with-site-includes=PATH],
  94                 [Colon separated list of _extra_ include directories
  95                 to search for headers.]),
  96         [none], [None], [og_any])
  97
  98 OG_ARG_WITH([site-libraries],
  99         AS_HELP_STRING([--with-site-libraries=PATH],
 100                 [Colon separated list of extra lib directories to
 101                 search for libraries. (Default: None)]),
 102         [none], [None], [og_any])
 103
 104 OG_ARG_WITH([site-prefixes],
 105         AS_HELP_STRING([--with-site-prefixes=PATH],
 106                 [Colon separated list of extra prefix directories to
 107                 search for headers and libraries.  Sometimes this can
 108                 be used instead of specifying both
 109                 --with-site-includes and
 110                 --with-site-libraries.]),
 111         [none], [None], [og_any])
 112
 113 OG_ARG_WITH([lispdir],
 114         AS_HELP_STRING([--with-lispdir=DIR],
 115                 [Where to install core lisp files.]),
 116         [none], [$prefix/lib/sxemacs-$version/lisp], [og_any],
 117         [AC_DEFINE([LISPDIR_USER_DEFINED], [1],
 118                 [lispdir has been specified on the configure line.])],
 119         [with_lispdir='${datadir}/${instvardir}/lisp'])
 120
 121 OG_ARG_WITH([archlibdir],
 122         AS_HELP_STRING([--with-archlibdir=DIR],
 123                 [Directory for arch-dependent files.]),
 124         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 125         [AC_DEFINE([ARCHLIBDIR_USER_DEFINED], [1],
 126                 [archlibdir has been specified on the configure line.])],
 127         [with_archlibdir='${libdir}/${instvardir}/${configuration}'])
 128
 129 OG_ARG_WITH([moduledir],
 130         AS_HELP_STRING([--with-moduledir=DIR],
 131                 [Directory for loadable modules.]),
 132         [none], [$prefix/lib/sxemacs-$version/$build/modules], [og_any],
 133         [AC_DEFINE([MODULEDIR_USER_DEFINED], [1],
 134                 [moduledir has been specified on the configure line.])],
 135         [with_moduledir='${libdir}/${instvardir}/${configuration}/modules'])
 136
 137 OG_ARG_WITH([etcdir],
 138         AS_HELP_STRING([--with-etcdir=DIR],
 139                 []),
 140         [none], [$prefix/lib/sxemacs-$version/etc], [og_any],
 141         [AC_DEFINE([ETCDIR_USER_DEFINED], [1],
 142                 [etcdir has been specified on the configure line.])],
 143         [with_etcdir='${datadir}/${instvardir}/etc'])
 144
 145 OG_ARG_WITH([infopath],
 146         AS_HELP_STRING([--with-infopath=PATH],
 147                 [Colon separated list of directories to use as
 148                 the info search path. This is not normally needed.]),
 149         [none], [None], [og_any],
 150         [AC_DEFINE([INFOPATH_USER_DEFINED], [1],
 151                 [inforpath has been specified on the configure line.])], [])
 152
 153 OG_ARG_WITH([docdir],
 154         AS_HELP_STRING([--with-docdir=DIR],
 155                 [Where it store certain doc files (not info or man).]),
 156         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 157         [AC_DEFINE([DOCDIR_USER_DEFINED], [1],
 158                 [docdir has been specified on the configure line.])],
 159         [with_docdir='${archlibdir}'])
 160
 161 OG_ARG_WITH([site-runtime-libraries],
 162         AS_HELP_STRING([--with-site-runtime-libraries=PATH],
 163                 [Colon separated list of directories to search for
 164                 libraries at run time.  This isn't normally needed.]),
 165         [none], [None], [og_any])
 166
 167 OG_ARG_WITH([module-path],
 168         AS_HELP_STRING([--with-module-path=PATH],
 169                 [Search path to the emodules directories.
 170                 A colon separated list of directories. Normally, there is
 171                 no need to set this.]),
 172         [none], [None], [og_any],
 173         [AC_DEFINE([MODULE_PATH_USER_DEFINED], [1],
 174                 [module-path has been specified on the configure line.])],
 175         [])
 176
 177 OG_ARG_WITH([package-prefix],
 178         AS_HELP_STRING([--with-package-prefix=PATH],
 179                 [What to use as a prefix to the system-wide package
 180                 directories.  It doesn't affect the package directories
 181                 under ~/.sxemacs, and is totally ignored if
 182                 --with-package-path is set.
 183                 Normally, you would not need to set this.]),
 184         [none], [None], [og_any],
 185         [AC_DEFINE([PACKAGE_PREFIX_USER_DEFINED], [1],
 186                 [package-prefix has been specified on the configure line.])],
 187         [])
 188
 189 OG_ARG_WITH([package-path],
 190         AS_HELP_STRING([--with-package-path=PATH],
 191                 [Search path to the package directories.
 192                 This path is made up of 3 separate "path elements",
 193                 each element is a colon separated list of directories,
 194                 with the boundary between elements being a double
 195                 colon.  The 3 path elements are for "early", "late",
 196                 and "last" package directories.  If only a single
 197                 element is specified it is "late".  Example:
 198                 early1:early2::late1:late2::last1:last2.  Setting this
 199                 overrides --with-package-prefix.  Normally, there is
 200                 no need to set this.]),
 201         [none], [None], [og_any],
 202         [AC_DEFINE([PACKAGE_PATH_USER_DEFINED], [1],
 203                 [package-path has been specified on the configure line.])],
 204         [])
 205
 206 dnl stupid option, innit?
 207 OG_ARG_WITH([quick-build],
 208         AS_HELP_STRING([--with-quick-build],
 209                 [Speed up the build cycle by leaving out steps where
 210                 SXEmacs will still work (more or less) without them.
 211                 Potentially dangerous if you don't know what you're
 212                 doing. This (1) doesn't garbage-collect after loading
 213                 each file during dumping, (2) doesn't automatically
 214                 rebuild the DOC file (remove it by hand to get it
 215                 rebuilt), (3) Removes config.h lisp.h and associated
 216                 files from the dependency lists so changes to these
 217                 files don't automatically cause all .c files
 218                 to be rebuilt.]),
 219         [no], [No], [])
 220
 221 OG_ARG_WITH([compiler],
 222         AS_HELP_STRING([--with-compiler=COMPILER],
 223                 [Do not use me! Use CC=<your-compiler> instead!
 224                 C compiler to use.
 225                 Note: SXEmacs _CANNOT_ be built with a C++ compiler.]),
 226         [none], [None], [og_any], [
 227                 OG_WARN_OBSOLETE_OPTION([--with-compiler], [CC=<your-cc>])])
 228
 229 OG_ARG_WITH([cflags],
 230         AS_HELP_STRING([--with-cflags],
 231                 [Do not use me! Use CFLAGS=<your flags> instead!
 232                 Compiler flags (such as -O); setting this overrides
 233                 all default compiler flags except those that control
 234                 warnings. Most people wouldn't need to set
 235                 this.]),
 236         [none], [None], [og_any], [
 237                 OG_WARN_OBSOLETE_OPTION([--with-cflags], [CFLAGS=<your flags>])])
 238
 239 OG_ARG_WITH([cflags-warning],
 240         AS_HELP_STRING([--with-cflags-warning],
 241                 [Do not use me! I will disappear soon!]),
 242         [none], [None], [og_any])
 243
 244 OG_ARG_WITH([cpp],
 245         AS_HELP_STRING([--with-cpp],
 246                 [Do not use me! Use CPP=<your-cpp> instead!]),
 247         [none], [None], [og_any], [
 248                 OG_WARN_OBSOLETE_OPTION([--with-cpp], [CPP=<your-cpp>])
 249                 CPP="$with_cpp"])
 250
 251 OG_ARG_WITH([cppflags],
 252         AS_HELP_STRING([--with-cppflags],
 253                 [Do not use me! Use CPPFLAGS=<your flags> instead!]),
 254         [none], [None], [og_any], [
 255                 OG_WARN_OBSOLETE_OPTION([--with-cppflags], [CPPFLAGS=<your flags>])
 256                 CPPFLAGS="$with_cppflags"])
 257
 258 OG_ARG_WITH([libs],
 259         AS_HELP_STRING([--with-libs],
 260                 [Do not use me! Use LIBS=<your libs> instead!]),
 261         [none], [None], [og_any], [
 262                 OG_WARN_OBSOLETE_OPTION([--with-libs], [LIBS=<your libs>])
 263                 LIBS="$with_libs"])
 264
 265 OG_ARG_WITH([ldflags],
 266         AS_HELP_STRING([--with-ldflags],
 267                 [Do not use me! Use LDFLAGS=<your flags> instead!]),
 268         [none], [None], [og_any], [
 269                 OG_WARN_OBSOLETE_OPTION([--with-ldflags], [LDFLAGS=<your flags>])
 270                 LDFLAGS="$with_ldflags"])
 271
 272 OG_ARG_WITH([ridiculously-aggressive-optimisations],
 273         AS_HELP_STRING([--with-ridiculously-aggressive-optimisations],
 274                 [Whether to try all possible optimisations]),
 275         [no], [No])
 276
 277 OG_ARG_WITH([maximum-warning-output],
 278         AS_HELP_STRING([--with-maximum-warning-output],
 279                 [Whether to output as many warnings as possible]),
 280         [no], [No])
 281
 282
 283 dnl Internal Options
 284 dnl ================
 285 OG_OPTION_GROUP(Internal Options)
 286
 287 OG_ARG_WITH([dynamic],
 288         AS_HELP_STRING([--with-dynamic],
 289                 [Link dynamically if supported by system.
 290                 'NO' forces static linking.]),
 291         [auto], [Autodetect])
 292
 293 OG_ARG_WITH([rel-alloc],
 294         AS_HELP_STRING([--with-rel-alloc],
 295                 [Relocating allocator for buffers.]),
 296         [default], [Autodetect])
 297
 298 OG_ARG_WITH([dlmalloc],
 299         AS_HELP_STRING([--with-dlmalloc],
 300                 [Use Doug Lea's malloc.]),
 301         [default], [Autodetect])
 302
 303 OG_ARG_WITH([debug-malloc],
 304         AS_HELP_STRING([--with-debug-malloc],
 305                 [Use a debugging malloc.]),
 306         [no], [NO])
 307
 308 OG_ARG_WITH([system-malloc],
 309         AS_HELP_STRING([--with-system-malloc],
 310                 [Use a system malloc instead of GNU.]),
 311         [default], [YES if using quantify or purify; NO otherwise])
 312
 313 OG_ARG_WITH([regex-malloc],
 314         AS_HELP_STRING([--with-regex-malloc],
 315                 [Use malloc for regex failure stack.]),
 316         [yes], [YES])
 317
 318 OG_ARG_WITH([ffi],
 319         AS_HELP_STRING([--with-ffi],
 320                 [Compile in experimental support for
 321                 Foreign Function Interface.]),
 322         [yes], [YES])
 323
 324 OG_ARG_WITH([module-support],
 325         AS_HELP_STRING([--with-module-support],
 326                 [Compile in experimental support for dynamically
 327                 loaded libraries (Dynamic Shared Objects).]),
 328         [yes], [YES if shared libraries are supported])
 329
 330 OG_MULTIARG_WITH([modules], [dnl
 331         AS_HELP_STRING([--with-modules], [
 332                 Which modules to compile and install.])],
 333         [all], [all], [dnl
 334         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 335         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 336         OG_MULTIARG_ITEM([dbus], [dbus], [D-BUS bindings])
 337 ])
 338
 339 OG_MULTIARG_WITH([static-modules], [dnl
 340         AS_HELP_STRING([--with-static-modules], [
 341                 Which modules to compile as archives to link their
 342                 functionality statically into the SXEmacs binary.])
 343         AS_HELP_STRING([], [
 344                 You should regard this as a proof of concept.])],
 345         [none], [NONE], [dnl
 346         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 347         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 348         OG_MULTIARG_ITEM([dbus], [dbus], [D-BUS bindings])
 349 ])
 350
 351 dnl _OG_MULTIARG_ITEM([ent], [int], [int], [native integer arithmetics])
 352 dnl _OG_MULTIARG_ITEM([ent], [fpfloat], [fpfloat], [native fixed precision floats])
 353 dnl _OG_MULTIARG_ITEM([ent], [indef], [indef], [abstract indefinites])
 354 OG_MULTIARG_WITH([ent], [dnl
 355         AS_HELP_STRING([--with-ent], [
 356                 Compile in support for enhanced number types,
 357                 using internal and external libraries.])],
 358         [none int fpfloat indef gmp], [int fpfloat indef gmp], [dnl
 359         OG_MULTIARG_ITEM([int], [int], [native integer arithmetics])
 360         OG_MULTIARG_ITEM([fpfloat], [fpfloat], [native fixed precision floats])
 361         OG_MULTIARG_ITEM([indef], [indef], [native abstract indefinites])
 362         OG_MULTIARG_ITEM([gmp], [GMP], [GNU multiprecision library])
 363         OG_MULTIARG_ITEM([mpfr], [MPFR], [Multiprecision Floats with correct Rounding])
 364         OG_MULTIARG_ITEM([mpc], [MPC], [Multiprecision Complex numbers (C/R)])
 365         OG_MULTIARG_ITEM([pseug], [pseudoG], [native Gaussian Numbers (Z+Z)])
 366         OG_MULTIARG_ITEM([pseuc], [pseudoC], [native Complex Numbers (C/R)])
 367         OG_MULTIARG_ITEM([quatern], [Quaternions], [native Quaternions (Z+Z+Z+Z)])
 368         OG_MULTIARG_ITEM([ecm], [ECM], [factorisations per Elliptic Curve Method])
 369         OG_MULTIARG_MUTEX([mpz], [Arbitrary precision integers], [gmp mp])
 370         OG_MULTIARG_MUTEX([complex], [Complex numbers as in C/R], [mpc pseuc])
 371 ])
 372
 373 OG_MULTIARG_WITH([ase], [dnl
 374         AS_HELP_STRING([--with-ase], [
 375                 Compile in support for algebraic structures based on ENT,
 376                 using internal and external libraries.])],
 377         [none], [none], [dnl
 378         OG_MULTIARG_ITEM([cart], [cartesian], [Cartesian Products of ENT and ASE objects])
 379         OG_MULTIARG_ITEM([dig], [digraph], [Directed 2-ary Graphs with Colours])
 380         OG_MULTIARG_ITEM([intv], [interval], [Intervals of comparable or normed ENT and ASE objects])
 381         OG_MULTIARG_ITEM([metric], [metric], [Metric Spaces])
 382         OG_MULTIARG_ITEM([nbhood], [neighbourhood], [Neighbourhoods of comparable or normed ENT and ASE objects])
 383         OG_MULTIARG_ITEM([perm], [permutation], [Permutations])
 384         OG_MULTIARG_ITEM([resclass], [resclass], [Residue Class Rings and Classes])
 385 ])
 386
 387 OG_MULTIARG_WITH([experimental-features], [dnl
 388         AS_HELP_STRING([--with-experimental-features], [
 389                 Activate experimental code, that is code which is
 390                 considered useful but whose effects in conjunction with
 391                 the variety of elisp projects cannot be foreseen.])
 392         AS_HELP_STRING([], [
 393                 During the beta phase of SXEmacs all experimental code
 394                 will be unconditionally enabled.  However, if you plan
 395                 to use this SXEmacs in a production environment you
 396                 can switch off some portions.])],
 397         [all nobdwgc], [ALL but bdwgc], [dnl
 398         OG_MULTIARG_ITEM([bdwgc], [bdwgc], [the Boehm-Demers-Weiser collector])
 399         OG_MULTIARG_ITEM([compre], [compre], [exhaustive caching of compiled regexps])
 400         OG_MULTIARG_ITEM([asyneq], [asyneq], [asynchronous event queues])
 401 ])
 402         dnl stop that pom stuff
 403         dnl OG_MULTIARG_ITEM([pom], [pom], [thread-safe objects])
 404
 405 OG_ARG_WITH([event-driver],
 406         AS_HELP_STRING([--with-event-driver], [
 407                 Which event routines to use.
 408                 Events control the way how external `sources' are
 409                 incorporated into SXEmacs.  Sources hereby are user inputs,
 410                 such as key strokes, mouse moves, pedalling, slapping the
 411                 monitor, etc.; but there are manifold further sources, such as
 412                 process signals, data on a socket, focussing an X window,
 413                 lapsing a timeout, and so forth.])
 414 AS_HELP_STRING([], [
 415                 An event driver can cope with all (or most) of these in a
 416                 uniform and abstract way.  SXEmacs can either be driven
 417                 using its built-in event handlers, or using one of the
 418                 external systems.]),
 419         [auto], [Autodetect], [auto built-in libevent liboop glib])
 420
 421
 422 dnl Debugging Options
 423 dnl ================
 424 OG_OPTION_GROUP(Debugging Options)
 425
 426 OG_ARG_WITH([debug],
 427         AS_HELP_STRING([--with-debug],
 428                 [Compile with extra debugging code.
 429                 This will turn on: --with-assertions
 430                 and --with-memory-usage-stats.]),
 431         [yes], [YES for beta; NO for release])
 432
 433 OG_ARG_WITH([memory-usage-stats],
 434         AS_HELP_STRING([--with-memory-usage-stats],
 435                 [Compile with support for statistics about memory usage at runtime.]),
 436         [yes], [YES for beta])
 437
 438 OG_MULTIARG_WITH([error-checking], [dnl
 439         AS_HELP_STRING([--with-error-checking=TYPE], [
 440                 Compile with internal error-checking added.])
 441         AS_HELP_STRING([], [
 442                 WARNING: Causes noticeable loss of speed!])],
 443         [all], [ALL for beta; NONE otherwise], [dnl
 444         OG_MULTIARG_ITEM([extents], [extents], [checks on extents])
 445         OG_MULTIARG_ITEM([types], [types], [checks on types])
 446         OG_MULTIARG_ITEM([gc], [gc], [checks on garbage collection])
 447         OG_MULTIARG_ITEM([malloc], [malloc], [checks on memory allocation])
 448         OG_MULTIARG_ITEM([byte_code], [byte_code], [checks on byte compiled code])
 449         OG_MULTIARG_ITEM([bufpos], [bufpos], [checks on buffer position])
 450         OG_MULTIARG_ITEM([glyphs], [glyphs], [checks on glyph data])
 451 ])
 452
 453 OG_ARG_WITH([purify],
 454         AS_HELP_STRING([--with-purify],
 455                 [Add support for memory debugging using Purify.]),
 456         [no], [NO])
 457
 458 OG_ARG_WITH([quantify],
 459         AS_HELP_STRING([--with-quantify],
 460                 [Add support for performance debugging using Quantify.]),
 461         [no], [NO])
 462
 463
 464 dnl Window System Features
 465 dnl ======================
 466 OG_OPTION_GROUP(Window System Features)
 467
 468 OG_ARG_WITH([toolbars],
 469         AS_HELP_STRING([--with-toolbars],
 470                 [Compile in toolbar support.]),
 471         [yes], [YES])
 472
 473 OG_ARG_WITH([external-widget],
 474         AS_HELP_STRING([--with-external-widget],
 475                 [Enable the "external widget" interface,
 476                 which allows a SXEmacs frame to appear as a widget in
 477                 another application.
 478                 To date, we haven't heard of anyone who has actually done this.
 479                 Consider this EXPERIMENTAL.]),
 480         [no], [NO])
 481
 482 OG_ARG_WITH([menubars],
 483         AS_HELP_STRING([--with-menubars=TYPE],
 484                 [Type of menubars to use.  The Lucid menubars emulate
 485                 Motif (mostly) but are faster.
 486                 *WARNING*  The gtk menubar is gtk-1.2 only and unmaintained.]),
 487         [lucid], [Lucid], [lucid gtk no])
 488
 489 OG_ARG_WITH([scrollbars],
 490         AS_HELP_STRING([--with-scrollbars=TYPE],
 491                 [Type of scrollbars to use.
 492                 *WARNING*  The Motif scrollbars are currently broken.
 493                 *WARNING*  The gtk scrollbars are gtk-1.2 only and unmaintained.]),
 494         [lucid], [Lucid], [lucid motif athena gtk no])
 495
 496 OG_ARG_WITH([dialogs],
 497         AS_HELP_STRING([--with-dialogs=TYPE],
 498                 [Type of dialog boxes to use.  Athena dialogs will
 499                  be used if Athena can be found.
 500                  *WARNING*  The gtk dialogs are gtk-1.2 only and unmaintained.]),
 501         [athena], [], [athena motif gtk no])
 502
 503 OG_ARG_WITH([widgets],
 504         AS_HELP_STRING([--with-widgets=TYPE],
 505                 [Type of native widgets to use.  Athena widgets will
 506                 be used if Athena can be found.
 507                 *WARNING*  The gtk widgets are gtk-1.2 only and unmaintained.]),
 508         [athena], [], [athena motif gtk no])
 509
 510 OG_ARG_WITH([athena],
 511         AS_HELP_STRING([--with-athena=TYPE],
 512                 [Type of Athena widgets to use.]),
 513         [auto], [Autodetect], [auto xaw 3d next 95 xpm no])
 514
 515 OG_ARG_WITH([xim],
 516         AS_HELP_STRING([--with-xim],
 517                 [Type of Mule input method to use.]),
 518         [auto], [Autodetect], [yes no xlib motif])
 519
 520 OG_ARG_WITH([gtk],
 521         AS_HELP_STRING([--with-gtk],
 522                 [Support GTK (version 1.x) on the X Window System.
 523                 (EXPERIMENTAL)]),
 524         [no], [NO])
 525
 526 OG_ARG_WITH([gnome],
 527         AS_HELP_STRING([--with-gnome],
 528                 [Support GNOME (version 1.x) on the X Window System.
 529                 (EXPERIMENTAL)]),
 530         [no], [NO])
 531
 532 OG_ARG_WITH([wmcommand],
 533         AS_HELP_STRING([--with-wmcommand],
 534                 [Compile with realized leader window which will
 535                 keep the WM_COMMAND property.]),
 536         [yes], [YES])
 537
 538 OG_ARG_WITH([xmu],
 539         AS_HELP_STRING([--with-xmu],
 540                 [For those unfortunates whose vendors don't ship Xmu.]),
 541         [auto], [Autodetect])
 542
 543 OG_ARG_WITH([xfs],
 544         AS_HELP_STRING([--with-xfs],
 545                 [Compile with XFontSet support for internationalized
 546                 menubar.  Incompatible with `--with-xim=motif'.
 547                 `--with-menubars=lucid' (the default) is desirable.]),
 548         [no], [NO])
 549
 550 dnl TTY Options
 551 dnl ================
 552 OG_OPTION_GROUP(TTY options)
 553
 554 OG_ARG_WITH([tty],
 555         AS_HELP_STRING([--with-tty],
 556                 [Add support for ttys.]),
 557         [auto], [Autodetect])
 558
 559 OG_ARG_WITH([ncurses],
 560         AS_HELP_STRING([--with-ncurses],
 561                 [Use the ncurses library for tty support.]),
 562         [auto], [Autodetect])
 563
 564 OG_ARG_WITH([gpm],
 565         AS_HELP_STRING([--with-gpm],
 566                 [Compile in GPM mouse support for ttys.]),
 567         [auto], [Autodetect])
 568
 569
 570 dnl Database Options
 571 dnl ================
 572 OG_OPTION_GROUP(Database options)
 573
 574 OG_MULTIARG_WITH([database], [dnl
 575         AS_HELP_STRING([--with-database=TYPE],
 576                 [Compile with database support.])],
 577         [auto], [Autodetect], [dnl
 578         OG_MULTIARG_ITEM([berkdb], [berkdb], [Berkeley DB support])
 579         OG_MULTIARG_ITEM([dbm], [dbm], [DBM database support])
 580         OG_MULTIARG_ITEM([gdbm], [gdbm], [GNU DBM support])
 581 ])
 582
 583 OG_ARG_WITH([ldap],
 584         AS_HELP_STRING([--with-ldap],
 585                 [Compile with support for the LDAP protocol.]),
 586         [no], [NO])
 587
 588 OG_ARG_WITH([postgresql],
 589         AS_HELP_STRING([--with-postgresql],
 590                 [Compile with support for the PostgreSQL RDBMS.]),
 591         [yes], [Autodetect])
 592
 593
 594 dnl Multimedia Options
 595 dnl ==================
 596 OG_OPTION_GROUP(Multimedia options)
 597
 598 OG_MULTIARG_WITH([image], [dnl
 599         AS_HELP_STRING([--with-image=TYPE],
 600                 [Compile with image support.])],
 601         [auto], [Autodetect all image support], [dnl
 602         OG_MULTIARG_ITEM([gif], [GIF], [GIF image format])
 603         OG_MULTIARG_ITEM([xpm], [XPM], [X PixMap image format])
 604         OG_MULTIARG_ITEM([png], [PNG], [Portable Network Graphic format])
 605         OG_MULTIARG_ITEM([jpeg], [JPEG], [jpeg image format])
 606         OG_MULTIARG_ITEM([tiff], [TIFF], [TIFF image format])
 607         OG_MULTIARG_ITEM([xface], [xface], [base64 encoded xbm])
 608 ])
 609
 610 OG_MULTIARG_WITH([sound], [dnl
 611         AS_HELP_STRING([--with-sound=TYPE],
 612                 [Compile with sound support.])],
 613         [auto], [Autodetect all sound support (except Pulse)], [dnl
 614         OG_MULTIARG_ITEM([alsa], [ALSA], [kernel-based linux sound standard])
 615         OG_MULTIARG_ITEM([ao], [ao], [generic audio output layer])
 616         OG_MULTIARG_ITEM([arts], [aRts], [discontinued realtime synthesizer])
 617         OG_MULTIARG_ITEM([esd], [ESD], [Enlightenment Sound Daemon])
 618         OG_MULTIARG_ITEM([jack], [Jack], [a low-latency audio server])
 619         OG_MULTIARG_ITEM([nas], [NAS], [Network Audio System])
 620         OG_MULTIARG_ITEM([oss], [OSS], [Open Sound System])
 621 ])
 622
 623 OG_ARG_WITH([pulseaudio],
 624         AS_HELP_STRING([--with-pulseaudio],
 625                 [Compile with support for the PulseAudio audio server.
 626                 This has been turned off by default because of too many
 627                 bugs in recent versions of PA.  Use at your own risk,
 628                 YMMV, and all that.]),
 629         [no], [NO])
 630
 631 OG_MULTIARG_WITH([media], [dnl
 632         AS_HELP_STRING([--with-media=TYPE],
 633                 [Compile with media stream support.])],
 634         [auto], [Autodetect all media stream support libraries], [dnl
 635         OG_MULTIARG_ITEM([ffmpeg], [FFmpeg], [media streams handled by ffmpeg])
 636         OG_MULTIARG_ITEM([internal], [internal], [media streams handled internally])
 637         OG_MULTIARG_ITEM([mad], [Mad], [media streams handled by mad])
 638         OG_MULTIARG_ITEM([sndfile], [sndfile], [media streams handled by sndfile])
 639         OG_MULTIARG_ITEM([sox], [SoX], [media streams handled by sox])
 640         OG_MULTIARG_ITEM([magic], [magic], [file/libmagic support])
 641 ])
 642
 643
 644 dnl Cryptography Options
 645 dnl ====================
 646 OG_OPTION_GROUP(Cryptography options)
 647
 648 OG_ARG_WITH([openssl],
 649         AS_HELP_STRING([--with-openssl],
 650                 [Compile in experimental support for
 651                 OpenSSL libcrypto and libssl.]),
 652         [yes], [YES])
 653
 654 OG_ARG_WITH([gnutls],
 655         AS_HELP_STRING([--with-gnutls],
 656                 [Compile in experimental support for
 657                 GnuTLS transport security.]),
 658         [no], [NO])
 659
 660
 661 dnl Networking Options
 662 dnl ==================
 663 OG_OPTION_GROUP(Networking options)
 664
 665 OG_ARG_WITH([dnet],
 666         AS_HELP_STRING([--with-dnet],
 667                 [Compile with support for DECnet.]),
 668         [no], [NO])
 669
 670 OG_ARG_WITH([socks],
 671         AS_HELP_STRING([--with-socks],
 672                 [Compile with support for SOCKS (an Internet proxy).]),
 673         [auto], [Autodetect])
 674
 675 OG_ARG_WITH([ipv6-cname],
 676         AS_HELP_STRING([--with-ipv6-cname],
 677                 [Try IPv6 information first when canonicalizing host names.
 678                 This option has no effect unless system supports
 679                 getaddrinfo(3) and getnameinfo(3).]),
 680         [no], [NO])
 681
 682 OG_ARG_WITH([pop],
 683         AS_HELP_STRING([--with-pop],
 684                 [Support POP for mail retrieval.]),
 685         [no], [NO])
 686
 687 OG_ARG_WITH([kerberos],
 688         AS_HELP_STRING([--with-kerberos],
 689                 [Support Kerberos-authenticated POP.]),
 690         [no], [NO])
 691
 692 OG_ARG_WITH([hesiod],
 693         AS_HELP_STRING([--with-hesiod],
 694                 [Support Hesiod to get the POP server host.]),
 695         [no], [NO])
 696
 697
 698 dnl File-related Options
 699 dnl ====================
 700 OG_OPTION_GROUP(File-related options)
 701
 702 OG_ARG_WITH([clash-detection],
 703         AS_HELP_STRING([--with-clash-detection],
 704                 [Use lock files to detect multiple edits
 705                 of the same file.]),
 706         [no], [NO])
 707
 708 OG_ARG_WITH([mail-locking],
 709         AS_HELP_STRING([--with-mail-locking=TYPE],
 710                 [Specify the locking to be used by movemail to prevent
 711                 concurrent updates of mail spool files. Valid types
 712                 are `lockf'  `flock'  `file'  `locking'  `pop' or `mmdf'.]),
 713         [auto], [Autodetect], [lockf flock file locking mmdf pop no])
 714
 715
 716 dnl Internationalisation Options
 717 dnl ============================
 718 OG_OPTION_GROUP(Internationalisation options)
 719
 720 OG_ARG_WITH([mule],
 721         AS_HELP_STRING([--with-mule],
 722                 [Compile with Mule (MUlti-Lingual Emacs) support
 723                 needed to support non-Latin-1 (including Asian)
 724                 languages.]),
 725         [yes], [YES])
 726
 727 OG_ARG_WITH([canna],
 728         AS_HELP_STRING([--with-canna],
 729                 [Compile with support for Canna (a Japanese input method
 730                 used in conjunction with Mule support).]),
 731         [auto], [Autodetect when Mule is enabled])
 732
 733 OG_ARG_WITH([wnn],
 734         AS_HELP_STRING([--with-wnn],
 735                 [Compile with support for Wnn (a multi-language input
 736                 method used in conjunction with Mule support).]),
 737         [auto], [Autodetect when Mule is enabled])
 738
 739 OG_ARG_WITH([wnn6],
 740         AS_HELP_STRING([--with-wnn6],
 741                 [Compile with support for the commercial package Wnn6.]),
 742         [auto], [Autodetect when Mule is enabled])
 743
 744
 745
 746 dnl dnl Other Options
 747 dnl dnl =============
 748 dnl OG_OPTION_GROUP(Other options)
 749 dnl
 750
 751 ## -------------------------------------------------------------------------
 752 ## Check for users who regularly forget about running autoconf
 753 ## -------------------------------------------------------------------------
 754 if test -f $0.ac -a $0.ac -nt $0; then
 755         AC_MSG_ERROR([What are you doing? RUN autoreconf NOW!!!])
 756 fi
 757
 758 #
 759 # Turn off core generation. We are already verifying the program fails, no need
 760 # poluting the workspace. Of course if you are a SXEmacs developer you may want
 761 # to comemnt this on occasion :-)
 762 ulimit -c 0
 763
 764 ## initialise our nestable msg funs
 765 SXE_INIT_MSG_LEVEL
 766
 767 dnl Small snippet to make echo -n work on solaris
 768 ECHO_N= ECHO_C=
 769 case `echo -n x` in
 770 -n*)
 771         case `echo 'x\c'` in
 772         *c*)
 773                 ;;
 774         *)
 775                 ECHO_C='\c'
 776                 ;;
 777         esac
 778         ;;
 779 *)
 780         ECHO_N='-n'
 781         ;;
 782 esac
 783
 784
 785 echo
 786 echo "Preparing the build chain"
 787 echo "========================="
 788
 789 ## We should brag about ourselves, no?
 790 AC_DEFINE([XEMACS], [1], [Pretend to be an XEmacs])
 791 AC_DEFINE([SXEMACS], [1], [Why not? It's the truth!])
 792
 793 dnl -------------------------------------------------------------------------
 794 dnl Command line argument processing.
 795 dnl -------------------------------------------------------------------------
 796 dnl Check for bogus options
 797 dnl -------------------------------------------------------------------------
 798 SXE_CHECK_COMMAND_LINE
 799
 800 AM_INIT_AUTOMAKE([foreign -Wall])
 801 SXE_CHECK_BUILDCHAIN
 802 AC_SUBST(EGREP)
 803
 804 progname=$0
 805 progbasename=$(basename $progname)
 806 progdirname=$(dirname $progname)
 807
 808 ## Build Options
 809 ## =============
 810
 811 echo
 812 echo "Build and System Specific Options"
 813 echo "================================="
 814
 815 SXE_EXPLORE_BUILD_ENVIRONMENT
 816
 817 dnl ----------------------------------------
 818 dnl Find out which version of SXEmacs this is
 819 dnl ----------------------------------------
 820 AC_CHECK_PROG([have_git], [git], [yes], [no])
 821 AC_MSG_CHECKING([for SXEmacs version])
 822 AC_MSG_RESULT([SXEmacs SXEM4CS_VERSION])
 823 dnl Must do the following first to determine verbosity for AC_DEFINE
 824 if test -n "[]SXEM4CS_BETA_P[]"; then
 825         beta=yes
 826 else
 827         beta=no
 828 fi
 829 : "${extra_verbose=$beta}"
 830
 831 AC_MSG_CHECKING([for SXEmacs patchlevel])
 832 CURDIR=$(pwd)
 833 cd "$sxe_srcdir"
 834 if test "$have_git" = "yes"; then
 835         sxemacs_git_version="$(git describe)"
 836 fi
 837 if test -z "$sxemacs_git_version" ; then
 838         sxemacs_git_version="[]SXEM4CS_GIT_VERSION[]"
 839 fi
 840 AC_MSG_RESULT([$sxemacs_git_version])
 841 version="$sxemacs_git_version"
 842 cd "$CURDIR"
 843 main_version="$sxemacs_git_version"
 844 AC_DEFINE_UNQUOTED([EMACS_MAJOR_VERSION], [SXEM4CS_MAJOR_VERSION], [Description here!])
 845 AC_DEFINE_UNQUOTED([EMACS_MINOR_VERSION], [SXEM4CS_MINOR_VERSION], [Description here!])
 846 old_version=[]SXEM4CS_VERSION[]
 847 if test -n "[]SXEM4CS_BETA_VERSION[]"; then
 848         AC_MSG_CHECKING([if we are a beta version])
 849         if test "$beta" = "yes"; then
 850                 AC_MSG_RESULT([yes])
 851                 AC_DEFINE_UNQUOTED([EMACS_BETA_VERSION], [SXEM4CS_BETA_VERSION],
 852                         [Description here!])
 853         else
 854                 AC_MSG_RESULT([no])
 855                 AC_DEFINE_UNQUOTED([EMACS_PATCH_LEVEL], [SXEM4CS_BETA_VERSION],
 856                         [Description here!])
 857         fi
 858 fi
 859 AC_DEFINE_UNQUOTED([SXEMACS_CODENAME], ["[]SXEM4CS_CODENAME[]"], [Description here!])
 860 AC_DEFINE_UNQUOTED([EMACS_VERSION], ["$version"], [Description here!])
 861 AC_DEFINE_UNQUOTED([SXEMACS_GIT_VERSION], ["$sxemacs_git_version"],
 862         [Description here!])
 863
 864 PROGNAME=sxemacs
 865
 866 AC_DEFINE_UNQUOTED([EMACS_PROGNAME], ["$PROGNAME"], [Description here!])
 867
 868 ## build stuff in lib-src unconditionally
 869 SXE_APPEND([lib-src], [MAKE_SUBDIR])
 870 SXE_APPEND([lib-src], [INSTALL_ARCH_DEP_SUBDIR])
 871
 872 ## C compiler build chain
 873 AC_USE_SYSTEM_EXTENSIONS
 874 AC_LANG([C])
 875 AS_MESSAGE([Let's look for the entire C build chain])
 876 SXE_CHECK_CC
 877 SXE_CHECK_CFLAGS
 878
 879 ## check machine chars
 880 AS_MESSAGE([Let's have a detailed glance at your machine])
 881 SXE_PROC_CPUID
 882 SXE_PROC_VENDORID
 883 SXE_NPROCESSORS
 884 SXE_CHECK_PROC_GOODNESS
 885
 886
 887 ## Debugging Options
 888 ## =================
 889 ## echo
 890 ## echo "Debugging Options"
 891 ## echo "================="
 892
 893 dnl ----------------------------------
 894 dnl Error checking and debugging flags
 895 dnl ----------------------------------
 896 dnl Error checking default to "yes" in beta versions, to "no" in releases.
 897 dnl Same goes for --enable-debug and --extra-verbosity.
 898 if test "$with_error_checking_extents" = yes; then
 899         have_error_checking_extents="yes"
 900         AC_DEFINE([ERROR_CHECK_EXTENTS], [1], [Description here!])
 901         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 902 fi
 903 if test "$with_error_checking_types" = yes; then
 904         have_error_checking_types="yes"
 905         AC_DEFINE([ERROR_CHECK_TYPECHECK], [1], [Description here!])
 906         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)],
 907                 [assert (assertion)], [
 908                 Make sure that all X... macros are dereferencing the correct type,
 909                 and that all XSET... macros (as much as possible) are setting the
 910                 correct type of structure.  Highly recommended for all
 911                 development work.])
 912         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 913 else
 914         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)], [], [])
 915 fi
 916 if test "$with_error_checking_bufpos" = yes; then
 917         have_error_checking_bufpos="yes"
 918         AC_DEFINE([ERROR_CHECK_BUFPOS], [1], [Description here!])
 919         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)],
 920                 [assert (assertion)], [dnl
 921                 Make sure valid buffer positions are passed to BUF_* macros])
 922         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 923 else
 924         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)], [], [])
 925 fi
 926 if test "$with_error_checking_gc" = yes; then
 927         have_error_checking_gc="yes"
 928         AC_DEFINE([ERROR_CHECK_GC], [1], [Description here!])
 929         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)],
 930                 [assert (assertion)], [dnl
 931                 Attempt to catch bugs related to garbage collection
 932                 (e.g. not GCPRO'ing)])
 933         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 934 else
 935         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)], [], [])
 936 fi
 937 if test "$with_error_checking_malloc" = yes; then
 938         have_error_checking_malloc="yes"
 939         AC_DEFINE([ERROR_CHECK_MALLOC], [1], [Description here!])
 940         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 941 fi
 942 if test "$with_error_checking_byte_code"  = yes; then
 943         have_error_checking_byte_code="yes"
 944         AC_DEFINE([ERROR_CHECK_BYTE_CODE], [1], [Description here!])
 945         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 946 fi
 947 if test "$with_error_checking_glyphs" = yes; then
 948         have_error_checking_glyphs="yes"
 949         AC_DEFINE([ERROR_CHECK_GLYPHS], [1], [Description here!])
 950         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 951 fi
 952
 953 dnl enable_debug=yes must be set when error checking is present.  This should be
 954 dnl fixed up.
 955 dnl with_debug implies other options
 956 if test "${with_debug:=$beta}" = "yes"; then
 957         with_memory_usage_stats=yes
 958         SXE_ADD_CRUFT_OBJS([debug.o])
 959         SXE_ADD_CRUFT_OBJS([tests.o])
 960         AC_DEFINE([DEBUG_SXEMACS], [1], [Description here!])
 961 fi
 962 if test "$with_memory_usage_stats" = "yes"; then
 963         AC_DEFINE([MEMORY_USAGE_STATS], [1], [Description here!])
 964 fi
 965
 966
 967
 968 dnl --------------------------------------------------------------
 969 dnl $opsys detection complete; defaults depending on $opsys follow
 970 dnl --------------------------------------------------------------
 971
 972
 973 dnl --------------------------------------------------------------
 974 dnl WooHoo! pdump is ON always and everywhere! --SY.
 975 dnl --------------------------------------------------------------
 976 with_pdump=yes
 977
 978 if test "$with_dynamic" != "no"; then
 979         case "$opsys" in
 980         hpux* | sunos4* )
 981                 with_dynamic=no
 982                 ;;
 983         *)
 984                 with_dynamic=yes
 985                 ;;
 986         esac
 987 fi
 988 if test "$with_dynamic" = "yes"; then
 989         case "$opsys" in
 990         hpux* | sunos4* | sco5 )
 991                 opsys="${opsys}-shr"
 992                 ;;
 993         decosf* )
 994                 ld_call_shared="-call_shared"
 995                 ;;
 996         darwin* )
 997                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
 998                 if test "x$have_ld_no_pie" != "x"; then
 999                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1000                 fi
1001                 ;;
1002         esac
1003 else dnl "$with_dynamic" = "no"
1004         case "$opsys" in
1005         sol2 )
1006                 echo "Static linking is not supported on Solaris 2."
1007                 echo "Rerun configure without specifying --without-dynamic."
1008                 exit 1
1009                 ;;
1010         linux )
1011                 ld_call_shared="-Bstatic"
1012                 ;;
1013         decosf* )
1014                 ld_call_shared="-non_shared"
1015                 ;;
1016         darwin* )
1017                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
1018                 if test "x$have_ld_no_pie" != "x"; then
1019                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1020                 fi
1021                 ;;
1022         esac
1023 fi
1024
1025 dnl Tools configuration
1026 case "$opsys" in
1027 aix* )
1028         NON_GNU_CC=xlc
1029         ;;      dnl Use xlc by default on AIX
1030 darwin )
1031         RANLIB="ranlib -c"
1032         ;;  dnl Avoid link error in lwlib-config.c
1033         ## this needs rework I think because RANLIB is provided by LT_INIT anyway
1034 esac
1035
1036 stack_trace_eye_catcher=\
1037 `echo ${PROGNAME}_${version}_${ac_cv_build} | sed 'y!@/.-!____!'`
1038 AC_DEFINE_UNQUOTED([STACK_TRACE_EYE_CATCHER], [$stack_trace_eye_catcher],
1039         [Just a very looong string to make traces more readable.])
1040
1041 dnl --------------------------------------------------
1042 dnl Determine the compiler, set up for feature testing
1043 dnl --------------------------------------------------
1044
1045 if test "$with_clash_detection" != "no"; then
1046         AC_DEFINE([CLASH_DETECTION], [1], [Description here!])
1047         SXE_ADD_CRUFT_OBJS([filelock.o])
1048 fi
1049
1050
1051 dnl what exactly do we determine here? and where is it used?
1052 dnl dnl Determine GCC version.
1053 dnl if test "$GCC" = "yes"; then
1054 dnl     AC_RUN_IFELSE([AC_LANG_SOURCE([[
1055 dnl int main ()
1056 dnl {
1057 dnl #if __GNUC__ >= 3
1058 dnl     return 11;
1059 dnl #else
1060 dnl     return 0;
1061 dnl #endif
1062 dnl }]])], [:], [dnl
1063 dnl case "$?" in
1064 dnl 11)
1065 dnl     echo "You appear to be using GCC version 3 or above."
1066 dnl     __GCC3=yes
1067 dnl     ;;
1068 dnl esac], [__GCC3=no])
1069 dnl fi
1070
1071 dnl We don't do AC_PROG_CC for SXEMACS_CC; if we can't trust these people....
1072 : ${SXEMACS_CC:="$CC"}
1073
1074 dnl Figure out what C preprocessor to use.
1075
1076 dnl On Sun systems, people sometimes set up the variable CPP
1077 dnl with a value that is a directory, not an executable at all.
1078 dnl Detect that case, and ignore that value.
1079 test -n "$CPP" -a -d "$CPP" && CPP=
1080
1081 test -n "$NON_GNU_CPP" -a "$GCC" != "yes" -a -z "$CPP" && CPP="$NON_GNU_CPP"
1082
1083 dnl --------------------------------------------------------------------
1084 dnl Compiler feature macros
1085 dnl --------------------------------------------------------------------
1086
1087
1088 dnl --------------------------------------------------------------------
1089 dnl Extract some information from the operating system and machine files
1090 dnl --------------------------------------------------------------------
1091
1092 echo "Extracting information from the machine- and system-dependent headers..."
1093
1094 SXE_CHECK_MACHARCH
1095 SXE_EXTRACT_MACHARCH_INFO
1096
1097 dnl s&m files shouldn't be required to define anything, or even to exist.
1098 dnl So we default SYSTEM_TYPE to the obvious documented standard, `uname -s`,
1099 dnl appropriately emacsulated.
1100 if test -z "$system_type"; then
1101         AC_DEFINE_UNQUOTED([SYSTEM_TYPE],
1102                 ["`uname -s | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`"],
1103                 [Description here!])
1104 fi
1105
1106 dnl If the s&m files don't define a system-specific dumper, simply use pdump.
1107 dnl Sometime in the future, we'll remove all definitions of UNEXEC
1108 dnl from all the s&m files.
1109 test -z "$unexec" && with_pdump=yes
1110
1111 if test "$with_pdump" = "yes"; then
1112         ordinary_link="yes"
1113         ld="${ordinary_ld}"
1114         start_files=
1115         libs_standard=
1116         unexec=
1117         lib_gcc=
1118 fi
1119
1120 dnl dnl For debugging...
1121 dnl SXE_PRINT_VAR([libs_machine libs_system libs_termcap libs_standard
1122 dnl     objects_machine objects_system c_switch_machine c_switch_system
1123 dnl     ld_switch_machine ld_switch_system unexec ld_switch_shared
1124 dnl     ld lib_gcc ld_text_start_addr start_files ordinary_link
1125 dnl     have_terminfo mail_use_flock mail_use_lockf]) && echo ""
1126
1127 dnl bitch at build attempt on win32 machines
1128 case "$opsys" in mingw* | cygwin*)
1129         SXE_DIE("Invalid operation system. Cannot build on win32 machines.")
1130 esac
1131
1132 dnl Non-ordinary link usually requires -lc
1133 test "$ordinary_link" = "no" -a -z "$libs_standard" && libs_standard="-lc"
1134
1135 ## perform compiler specific things
1136 SXE_DO_CC_HACKS
1137 ## machine specific extensions
1138 SXE_CHECK_SIMD_EXTENSIONS
1139
1140 ## some linker flags that might come in handy
1141 SXE_CHECK_LINKER_FLAGS
1142
1143 ## suffices to be defined late, for instance here
1144 SXE_CHECK_PARSER_LEXER
1145
1146 if test "$with_pdump" != "yes"; then
1147         ## GNU ld now defaults to combreloc, which screws up unexec,
1148         ## but not pdump.
1149         ## Note that it's OK if the GNU style long option causes
1150         ## non-GNU ld to barf a usage message, that's often good
1151         ## enough.  Please report it, though.
1152         ## #### Should make this Solaris-friendly.
1153         ## Link with -z nocombreloc for now.
1154         SXE_CHECK_LD_NOCOMBRELOC
1155         if test "$sxe_cv_ld__z_nocombreloc" = "yes"; then
1156                 SXE_PREPEND_LINKER_FLAG([-z nocombreloc], [ld_switch_site])
1157         fi
1158 fi
1159
1160 dnl Inform compiler that certain flags are meant for the linker
1161 SXE_PROTECT_LINKER_FLAGS(ld_switch_system)
1162 SXE_PROTECT_LINKER_FLAGS(ld_switch_machine)
1163 SXE_PROTECT_LINKER_FLAGS(ld_switch_site)
1164 SXE_PROTECT_LINKER_FLAGS(LDFLAGS)
1165 SXE_PROTECT_LINKER_FLAGS(ld_call_shared)
1166
1167 dnl Add s&m-determined objects to link line
1168 test -n "$objects_machine" && SXE_ADD_CORE_OBJS($objects_machine)
1169 test -n "$objects_system"  && SXE_ADD_CORE_OBJS($objects_system)
1170 test "$with_pdump" = "yes" && SXE_ADD_CORE_OBJS(dumper.o)
1171
1172
1173 dnl Feed s&m crud to src/Makefile
1174
1175 dnl Linux/powerpc needs the following magic for some reason
1176 dnl [Not needed with YellowDog 2.3 and causes link problems with YellowDog 3.0,
1177 dnl the two most popular PowerPC distributions.]
1178 dnl test "$machine$opsys" = "powerpclinux" && start_flags="-T $sxe_srcdir/src/ppc.ldscript"
1179
1180 AC_LANG(C)
1181 if test "$unexec" = "unexaix.o"; then
1182 dnl AIX needs various hacks to make static linking work.
1183   if   test "$with_dynamic" = "no"; then
1184   start_flags="-Wl,-bnso,-bnodelcsect"
1185   test "$GCC" = "yes" && start_flags="-B/bin/ ${start_flags}"
1186   for f in "/lib/syscalls.exp" "/lib/threads.exp"; do
1187     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; fi
1188   done
1189   for f in "/usr/lpp/X11/bin/smt.exp" "/usr/bin/X11/smt.exp"; do
1190     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; break; fi
1191   done
1192   AC_CHECK_LIB([c], [terminateAndUnload], [SXE_APPEND(-lC, libs_system)])
1193   fi
1194 elif test -n "$ld_text_start_addr"; then
1195   start_flags="-T $ld_text_start_addr -e __start"
1196 fi
1197 AC_SUBST(start_flags)
1198
1199 AC_SUBST(ld_switch_shared)
1200 AC_SUBST(start_files)
1201 if test "$ordinary_link" = "no" -a "$GCC" = "yes"; then
1202         if test -z "$linker"; then
1203                 linker='$(CC) -nostdlib'
1204                 SXE_APPEND([-nostdlib], [start_flags])
1205         fi
1206         test -z "$lib_gcc" && lib_gcc='`$(CC) -print-libgcc-file-name`'
1207 fi
1208 test "$GCC" != "yes" && lib_gcc=
1209 AC_SUBST(ld)
1210 AC_SUBST(lib_gcc)
1211
1212
1213
1214 ## ---------------------------------------------------------------
1215 ## Add site and system specific flags to compile and link commands
1216 ## ---------------------------------------------------------------
1217
1218 ## compute those site prefixes
1219 SXE_COMPUTE_SITE_PREFIXES
1220 ## compute a LD_RUN_PATH
1221 SXE_COMPUTE_LD_RUN_PATH
1222
1223
1224 ## some header checks
1225 SXE_CHECK_BASIC_HEADERS
1226 ## the very basic c types
1227 SXE_CHECK_BASIC_TYPES
1228
1229 ## for signalling
1230 SXE_CHECK_SIGNALS
1231
1232 AC_CHECK_MEMBERS([struct stat.st_rdev])
1233 AC_CHECK_TYPES([ptrdiff_t])
1234
1235 ## check whether intptr_t is definied in sys/types.h
1236 SXE_CHECK_INTPTR_T
1237
1238 dnl -lm is required for floating point support, among other things
1239 AC_CHECK_FUNC([sin], [], [AC_CHECK_LIB([m], [sin])])
1240
1241
1242 dnl check for Make feature
1243 AC_PROG_MAKE_SET
1244
1245
1246 dnl check for long file names
1247 AC_SYS_LONG_FILE_NAMES
1248 AC_SYS_LARGEFILE
1249 AC_SYS_INTERPRETER
1250 AC_SYS_POSIX_TERMIOS
1251
1252 AC_FUNC_MALLOC
1253 AC_FUNC_MKTIME
1254
1255 dnl See if mkstemp is available
1256 AC_CHECK_FUNCS([mkstemp])
1257
1258 SXE_CHECK_FILE_LOCK
1259
1260 case "$opsys" in decosf*)
1261         AC_CHECK_LIB([pthreads], [cma_open])
1262         if test "$ac_cv_lib_pthreads_cma_open" = "yes"; then
1263                 c_switch_site="$c_switch_site -threads"
1264         fi
1265         ;;
1266 esac
1267
1268
1269 dnl ----------------------------------------------------------------
1270 dnl Miscellaneous flags
1271 dnl ----------------------------------------------------------------
1272
1273 AC_MSG_CHECKING(whether the -xildoff compiler flag is required)
1274 if   ${CC-cc} '-###' -xildon  no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ; then
1275   if ${CC-cc} '-###' -xildoff no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ;
1276     then AC_MSG_RESULT(no);
1277     else AC_MSG_RESULT(yes); SXE_APPEND_UNDUP(-xildoff, ld_switch_site)
1278   fi
1279   else AC_MSG_RESULT(no)
1280 fi
1281
1282 dnl Link with "-z ignore" on Solaris if supported
1283 if test "$opsys" = "sol2"; then
1284   if test "$os_release" -ge 506; then
1285     AC_MSG_CHECKING(for "-z ignore" linker flag)
1286     case "`ld -h 2>&1`" in
1287       *-z\ ignore\|record* ) AC_MSG_RESULT(yes)
1288         SXE_PREPEND_UNDUP(-z ignore, ld_switch_site) ;;
1289       *) AC_MSG_RESULT(no) ;;
1290     esac
1291   fi
1292 fi
1293
1294 dnl ----------------------------------------------------------------
1295 dnl Check for Unixoid pty/process support.
1296 dnl ----------------------------------------------------------------
1297
1298 dnl There is no "standard" pty allocation method.  Every system is different.
1299 dnl  getpt()  is the preferred pty allocation method on glibc systems.
1300 dnl _getpty() is the preferred pty allocation method on SGI systems.
1301 dnl grantpt(), unlockpt(), ptsname() are defined by Unix98.
1302 AC_CHECK_FUNCS([getpt _getpty grantpt unlockpt ptsname killpg tcgetpgrp])
1303
1304 dnl openpty() is the preferred pty allocation method on BSD and Tru64 systems.
1305 dnl openpty() might be declared in:
1306 dnl - pty.h (Tru64 or Linux)
1307 dnl - libutil.h (FreeBSD)
1308 dnl - util.h (NetBSD)
1309 AC_CHECK_FUNC(openpty, have_openpty=yes, [
1310   AC_CHECK_LIB(util, openpty, have_openpty=yes need_libutil=yes)])
1311 if test "$have_openpty" = "yes"; then
1312   AC_DEFINE([HAVE_OPENPTY], [1], [Description here!])
1313   AC_CHECK_HEADERS(libutil.h util.h, break)
1314   test "$need_libutil" = "yes" && SXE_APPEND(-lutil, libs_system)
1315 fi
1316
1317 dnl Check for system-specific pty header files
1318 dnl Often the TIOCSIG* symbols are hiding there.
1319 case "$opsys" in
1320   dnl HPUX pty.h #defines TRUE and FALSE, so just use ptyio.h there.
1321   hpux*) AC_CHECK_HEADERS(sys/ptyio.h) ;;
1322   *) AC_CHECK_HEADERS(pty.h)
1323      test "$ac_cv_header_pty_h" = "no" && AC_CHECK_HEADERS(sys/pty.h)
1324      ;;
1325 esac
1326
1327 dnl Check for STREAM support functions.
1328 dnl Confusingly, "str" means both "string" and "SysV Streams".
1329 AC_CHECK_HEADERS(stropts.h)
1330 if test "$ac_cv_header_stropts_h" = "yes"; then
1331   AC_CHECK_FUNCS(isastream)
1332   AC_CHECK_HEADERS(strtio.h) dnl TIOCSIGNAL
1333 fi
1334
1335 dnl Check whether the system provides getloadavg().
1336 AC_CHECK_FUNCS(getloadavg)
1337
1338 if test "$ac_cv_func_getloadavg" = "yes"; then
1339   dnl Solaris 8 declares getloadavg() in <sys/loadavg.h>.
1340   dnl glibc 2.2 declares getloadavg() in <stdlib.h>...
1341   dnl   ...if we #define _GNU_SOURCE, which we do.
1342   AC_CHECK_HEADERS(sys/loadavg.h)
1343 else
1344   dnl We define our own getloadavg() using lower level functions.
1345   SXE_ADD_CRUFT_OBJS([getloadavg.o])
1346
1347   dnl Used by getloadavg() - does not require root priveleges
1348   AC_CHECK_LIB(kstat, kstat_open)
1349   AC_CHECK_HEADERS(kstat.h)
1350
1351   dnl Another way to get the load average
1352   AC_CHECK_LIB(kvm, kvm_read)
1353 fi
1354
1355 dnl If netdb.h does not declare h_errno, we must declare it by hand.
1356 AC_MSG_CHECKING(whether netdb declares h_errno)
1357 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
1358   [[return h_errno;]])],
1359   [AC_MSG_RESULT(yes)
1360    AC_DEFINE([HAVE_H_ERRNO], [1], [Description here!])],
1361   [AC_MSG_RESULT(no)])
1362
1363 AC_MSG_CHECKING([for sigsetjmp])
1364 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1365 #include <setjmp.h>
1366         ]], [[
1367 sigjmp_buf bar;
1368 sigsetjmp (bar, 0);
1369         ]])],
1370         [sxe_cv_c_func_sigsetjmp="yes"],
1371         [sxe_cv_c_func_sigsetjmp="no"])
1372 AC_MSG_RESULT([$sxe_cv_c_func_sigsetjmp])
1373 if test "$sxe_cv_c_func_sigsetjmp" = "yes"; then
1374         AC_DEFINE([HAVE_SIGSETJMP], [1], [Description here!])
1375         AC_DEFINE_UNQUOTED([SETJMP(x)], [sigsetjmp (x, 0)], [dnl
1376                 We want to avoid saving the signal mask if possible, because
1377                 that necessitates a system call.])
1378         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [siglongjmp(x, y)], [dnl
1379                 Description here!])
1380         AC_DEFINE_UNQUOTED([JMP_BUF], [sigjmp_buf], [dnl
1381                 Description here!])
1382 else
1383         AC_DEFINE_UNQUOTED([SETJMP(x)], [setjmp(x)], [dnl
1384                 We want to avoid saving the signal mask if possible, because
1385                 that necessitates a system call.])
1386         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [longjmp(x, y)], [Description here!])
1387         AC_DEFINE_UNQUOTED([JMP_BUF], [jmp_buf], [Description here!])
1388 fi
1389
1390
1391 AC_MSG_CHECKING(whether localtime caches TZ)
1392 AC_CACHE_VAL(emacs_cv_localtime_cache,
1393 [if test "$ac_cv_func_tzset" = "yes"; then
1394 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
1395 #if STDC_HEADERS
1396 # include <stdlib.h>
1397 #endif
1398 extern char **environ;
1399 unset_TZ ()
1400 {
1401   char **from, **to;
1402   for (to = from = environ; (*to = *from); from++)
1403     if (! (to[[0]][[0]] == 'T' && to[[0]][[1]] == 'Z' && to[[0]][[2]] == '='))
1404       to++;
1405 }
1406 char TZ_GMT0[[]] = "TZ=GMT0";
1407 char TZ_PST8[[]] = "TZ=PST8";
1408 main()
1409 {
1410   time_t now = time ((time_t *) 0);
1411   int hour_GMT0, hour_unset;
1412   if (putenv (TZ_GMT0) != 0)
1413     exit (1);
1414   hour_GMT0 = localtime (&now)->tm_hour;
1415   unset_TZ ();
1416   hour_unset = localtime (&now)->tm_hour;
1417   if (putenv (TZ_PST8) != 0)
1418     exit (1);
1419   if (localtime (&now)->tm_hour == hour_GMT0)
1420     exit (1);
1421   unset_TZ ();
1422   if (localtime (&now)->tm_hour != hour_unset)
1423     exit (1);
1424   exit (0);
1425 }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1426 [# If we have tzset, assume the worst when cross-compiling.
1427 emacs_cv_localtime_cache=yes])
1428 else
1429         # If we lack tzset, report that localtime does not cache TZ,
1430         # since we can't invalidate the cache if we don't have tzset.
1431         emacs_cv_localtime_cache=no
1432 fi],[:])dnl
1433 AC_MSG_RESULT($emacs_cv_localtime_cache)
1434 if test $emacs_cv_localtime_cache = yes; then
1435   AC_DEFINE([LOCALTIME_CACHE], [1], [Description here!])
1436 fi
1437
1438
1439 need_alloca_c=no
1440 dnl HP-UX has a working alloca in libPW.
1441 dnl case "${GCC}${opsys}" in hpux* )
1442 dnl  AC_CHECK_FUNC(alloca, [:], [AC_CHECK_LIB(PW, alloca)])
1443 dnl esac
1444
1445 dnl AC_FUNC_ALLOCA doesn't know about DEC C's #pragma intrinsic(alloca)
1446 if test "$__DECC" != "yes"; then
1447         AC_FUNC_ALLOCA
1448         if test -n "$ALLOCA"; then
1449                 SXE_ADD_CRUFT_OBJS([$ALLOCA])
1450                 need_alloca_c=yes
1451         fi
1452 fi
1453
1454 AC_MSG_CHECKING(for working alloca in function calls)
1455 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1456 #if defined (__GNUC__)
1457 #define alloca __builtin_alloca
1458 #elif defined (__DECC)
1459 #include <alloca.h>
1460 #pragma intrinsic(alloca)
1461 #elif defined (HAVE_ALLOCA_H)
1462 #include <alloca.h>
1463 #elif defined (_AIX)
1464 #pragma alloca
1465 #elif ! defined (alloca)
1466 #ifdef C_ALLOCA
1467 #define alloca xemacs_c_alloca
1468 #else
1469 void *alloca ();
1470 #endif /* C_ALLOCA */
1471 #endif /* !defined (alloca) */
1472
1473 void
1474 f1 (double a, void *ptr, int b)
1475 {
1476   unsigned char *ptr2 = (unsigned char *) ptr;
1477   if (ptr2[[0]] != 0xBF || ptr2[[1]] != 0xBF || ptr2[[3000]] != 0xBF)
1478     exit (1);
1479   if (a != 3.1415 || b != -5490)
1480     exit (1);
1481 }
1482
1483 int
1484 f2 (short c, void *ptr, long e)
1485 {
1486   unsigned char *ptr2 = (unsigned char *) ptr;
1487   if (ptr2[[0]] != 0xFB || ptr2[[1]] != 0xFB || ptr2[[1000]] != 0xFB)
1488     exit (1);
1489   if (c != 665 || e != 776776776)
1490     exit (1);
1491   f1 (3.1415, memset (alloca (3001), 0xBF, 3001), -5490);
1492   return 42;
1493 }
1494
1495 int
1496 main (int argc, char *argv[])
1497 {
1498   if (f2 (665, memset (alloca (1001), 0xFB, 1001), 776776776) != 42)
1499     return 1;
1500   return 0;
1501 }
1502 ]])], working_alloca_in_function_calls=yes, working_alloca_in_function_calls=no,
1503 working_alloca_in_function_calls=no)
1504 AC_MSG_RESULT($working_alloca_in_function_calls)
1505 test "$working_alloca_in_function_calls" != "yes" && \
1506   AC_DEFINE([BROKEN_ALLOCA_IN_FUNCTION_CALLS], [1], [Description here!])
1507
1508 AM_CONDITIONAL([NEED_ALLOCA_C], [
1509         test "$working_alloca_in_function_calls" = "yes" && \
1510         test "$need_alloca_c" = "yes"])
1511
1512 dnl Check whether strcoll exists and works correctly. (This does more
1513 dnl than just check for its existence.) If so, it defines HAVE_STRCOLL.
1514 AC_FUNC_STRCOLL
1515
1516 dnl If `getpgrp' takes no argument (the POSIX.1 version), define
1517 dnl `GETPGRP_VOID'.  Otherwise, it is the BSD version, which takes a
1518 dnl process ID as an argument.
1519 AC_CHECK_FUNCS(getpgrp)
1520 AC_FUNC_GETPGRP
1521
1522 dnl We used to call AC_FUNC_MMAP here
1523 dnl Instead we now use following, suggested by Neal Becker
1524 AC_MSG_CHECKING(for working mmap)
1525 case "$opsys" in ultrix* ) have_mmap=no ;; *)
1526 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1527 #include <unistd.h>
1528 #include <fcntl.h>
1529 #include <sys/mman.h>
1530
1531 #ifndef MAP_VARIABLE
1532 #define MAP_VARIABLE 0
1533 #endif
1534
1535 #ifndef MAP_FAILED
1536 #define MAP_FAILED -1
1537 #endif
1538
1539 int main (int argc, char *argv[])
1540 {
1541   int fd = -1;
1542   caddr_t p;
1543 #ifndef MAP_ANONYMOUS
1544   fd = open ("/dev/zero", O_RDWR);
1545   if (fd < 0)
1546     return 1;
1547 #define MAP_ANONYMOUS 0
1548 #endif
1549   if (mmap(0, 1024, PROT_READ | PROT_WRITE,
1550            MAP_PRIVATE | MAP_VARIABLE | MAP_ANONYMOUS,
1551            fd, 0) != (void *) MAP_FAILED)
1552     return 0;
1553   perror ("conftest: mmap failed");
1554   return 1;
1555 }]])], have_mmap=yes, have_mmap=no, have_mmap=no) ;;
1556 esac
1557 AC_MSG_RESULT($have_mmap)
1558 test "$have_mmap" = "yes" && AC_DEFINE([HAVE_MMAP], [1], [Description here!])
1559
1560 dnl rel_alloc requires either GNU malloc or system malloc with mmap
1561 dnl We only turn rel_alloc on by default if mmap is available.
1562 test "$GNU_MALLOC" != "yes" -a "$have_mmap" != "yes" && with_rel_alloc=no
1563 if test "$with_rel_alloc $have_mmap" = "default yes"; then
1564         if test "$doug_lea_malloc" = "yes"; then
1565                 dnl Check if malloc() calls mmap(), making rel_alloc pointless.
1566                 AC_MSG_CHECKING(for M_MMAP_THRESHOLD)
1567                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],[[
1568 #ifndef M_MMAP_THRESHOLD
1569 #error No M_MMAP_THRESHOLD :-(
1570 !@+$%^&*_)(_ - unlikely to compile...
1571 #endif
1572                         ]])], [
1573                         with_rel_alloc=no
1574                         AC_MSG_RESULT(yes)], [
1575                         with_rel_alloc=yes
1576                         AC_MSG_RESULT(no)])
1577         else
1578                 with_rel_alloc=yes
1579         fi
1580 fi
1581 if test "$with_rel_alloc" = "yes"; then
1582         AC_DEFINE([REL_ALLOC], [1], [Description here!])
1583         SXE_ADD_MEMALLOC_OBJS(ralloc.o)
1584 fi
1585
1586 dnl Check for tests/rminal I/O variants
1587 dnl TERMIOS systems may have termio.h, but not vice-versa, I think.
1588 AC_CHECK_HEADER(termios.h,
1589   AC_DEFINE([HAVE_TERMIOS], [1], [Description here!])
1590   AC_DEFINE([SIGNALS_VIA_CHARACTERS], [1], [Description here!])
1591   AC_DEFINE([NO_TERMIO], [1], [Description here!]),
1592   [AC_CHECK_HEADER(termio.h, [AC_DEFINE([HAVE_TERMIO], [1], [Description here!])])])
1593
1594
1595 dnl Check for directory variants
1596 AC_CHECK_HEADER(dirent.h, [AC_DEFINE([SYSV_SYSTEM_DIR], [1], [Description here!])],
1597   [AC_CHECK_HEADER(sys/dir.h, , [AC_DEFINE([NONSYSTEM_DIR_LIBRARY], [1], [Description here!])])])
1598
1599 dnl check for readdir64_r (the reentrant version of readdir64)
1600 AC_CHECK_FUNC(readdir64_r, [AC_DEFINE([HAVE_LARGEFILE], [1], [Description here!])])
1601
1602 dnl Check for nlist.h
1603 AC_CHECK_HEADER([nlist.h], [AC_DEFINE([NLIST_STRUCT], [1], [Description here!])], [])
1604
1605 dnl firstly check for pthread support so that we can use the
1606 dnl asynchronous playing routines
1607
1608 dnl special pthread handling
1609 dnl AIX uses pthreads instead of pthread, and HP/UX uses cma
1610 dnl FreeBSD uses -pthread
1611 AC_CHECK_LIB(pthread, pthread_create)
1612 if test $ac_cv_lib_pthread_pthread_create = yes; then
1613   have_threads=yes
1614   have_pthreads_opt=yes
1615   case "`$CC -pthreads 2>&1`" in
1616       *unrecognized\ option*) have_pthreads_opt=no ;;
1617   esac
1618   if test "$have_pthreads_opt" = "yes"; then
1619         SXE_PREPEND_UNDUP(-pthreads, c_switch_site)
1620   fi
1621   have_pthread_opt=yes
1622   case "`$CC -pthread 2>&1`" in
1623      *unrecognized\ option*) have_pthread_opt=no ;;
1624   esac
1625   if test "$have_pthread_opt" = "yes"; then
1626         SXE_PREPEND_UNDUP(-pthread, c_switch_site)
1627   fi
1628   SXE_PREPEND(-lpthread, MM_LIBS)
1629 fi
1630
1631 dnl test for AIX pthreads
1632 AC_CHECK_LIB(pthreads, pthread_create)
1633 if test $ac_cv_lib_pthreads_pthread_create = yes; then
1634   have_threads=yes
1635   SXE_PREPEND(-lpthreads, MM_LIBS)
1636 fi
1637
1638 dnl test for HPUX cma threads.
1639 AC_CHECK_LIB(cma, pthread_create)
1640 if test $ac_cv_lib_cma_pthread_create = yes; then
1641   have_threads=yes
1642   SXE_PREPEND(-lcma, MM_LIBS)
1643 fi
1644
1645 dnl FreeBSD -pthread check
1646 AC_DEFUN([AC_PTHREAD_FREEBSD],
1647 [AC_MSG_CHECKING([if we need -pthread for threads])
1648 AC_CACHE_VAL(ac_cv_ldflag_pthread,
1649         [ac_save_ld_switch_site="$ld_switch_site"
1650         ld_switch_site="-pthread $ld_switch_site"
1651         AC_LINK_IFELSE([AC_LANG_PROGRAM([[char pthread_create();]],
1652         [[char pthread_create();]])],
1653         eval "ac_cv_ldflag_pthread=yes",
1654         eval "ac_cv_ldflag_pthread=no"),
1655         ld_switch_site="$ac_save_ld_switch_site"
1656 ])
1657 if eval "test \"`echo $ac_cv_ldflag_pthread`\" = yes"; then
1658         AC_MSG_RESULT(yes)
1659         have_threads=yes
1660         SXE_PREPEND_UNDUP("-pthread", ld_switch_site)
1661         SXE_PREPEND_UNDUP("-D_THREAD_SAFE", c_switch_site)
1662 else
1663         AC_MSG_RESULT(no)
1664 fi])
1665
1666 dnl If all other thread tests fail, try BSD's -pthread
1667 if test "$have_threads" != yes; then
1668   AC_PTHREAD_FREEBSD
1669 fi
1670
1671 if test "$have_threads" = yes; then
1672   AC_DEFINE([HAVE_THREADS], [1], [Description here!])
1673 fi
1674
1675
1676 ## Internal Options
1677 ## ================
1678
1679 echo
1680 echo "Internal Options"
1681 echo "================"
1682
1683 SXE_CHECK_LIBTOOL
1684 SXE_CHECK_LIBLTDL
1685
1686 dnl ----------------------------------------------------------------
1687 dnl Check for POSIX functions.
1688 dnl ----------------------------------------------------------------
1689
1690 SXE_CHECK_BASIC_FUNS
1691 AC_CHECK_FUNCS([alarm cbrt closedir dup2 eaccess endpwent floor fmod fpathconf frexp fsync ftime ftruncate getaddrinfo getcwd gethostbyname gethostname getnameinfo getpagesize getrlimit gettimeofday getwd isascii link logb lrand48 matherr memchr memmove memset mkdir mktime munmap perror poll pow putenv random re_comp readlink regcomp rename res_init rint rmdir select setitimer setlocale setpgid setsid sigblock sighold sigprocmask snprintf socket sqrt stpcpy strcasecmp strchr strdup strerror strlwr strrchr strspn strtol strupr symlink tzset ulimit umask uname usleep utime vlimit vsnprintf waitpid wcscmp wcslen])
1692
1693
1694 ## combines all these time structures and funs
1695 SXE_CHECK_METRONOME
1696 SXE_CHECK_SUFFICIENCY([metronome], [metronome])
1697
1698 ## check for a sane dirname/realpath
1699 SXE_CHECK_DIRNAME
1700 SXE_CHECK_REALPATH
1701
1702 dnl -----------------------------------
1703 dnl Do some misc autoconf-special tests
1704 dnl -----------------------------------
1705
1706 dnl Do the opsystem or machine files prohibit the use of the GNU malloc?
1707 dnl Assume not, until told otherwise.
1708 GNU_MALLOC=yes
1709 if test "$with_dlmalloc" != "no"; then
1710         doug_lea_malloc=yes
1711 else
1712         doug_lea_malloc=no
1713 fi
1714 after_morecore_hook_exists=yes
1715 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1716 AC_MSG_CHECKING(whether __after_morecore_hook exists)
1717 AC_LINK_IFELSE([AC_LANG_SOURCE([[extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0]])],
1718   [AC_MSG_RESULT(yes)],
1719   [AC_MSG_RESULT(no)
1720    after_morecore_hook_exists=no])
1721 if test "$system_malloc" = "yes" ; then
1722   GNU_MALLOC=no
1723   GNU_MALLOC_reason="
1724     - The GNU allocators don't work with this system configuration."
1725 elif test "$with_system_malloc" = "yes" ; then
1726   GNU_MALLOC=no
1727   GNU_MALLOC_reason="
1728     - User chose not to use GNU allocators."
1729 elif test "$with_debug_malloc" = "yes" ; then
1730   GNU_MALLOC=no
1731   GNU_MALLOC_reason="
1732     - User chose to use Debugging Malloc."
1733 fi
1734
1735 if test "$doug_lea_malloc" = "yes" -a "$GNU_MALLOC" = "yes" ; then
1736         GNU_MALLOC_reason="
1737     - Using Doug Lea's new malloc from the GNU C Library."
1738         AC_DEFINE([DOUG_LEA_MALLOC], [1], [Description here!])
1739         if test "$after_morecore_hook_exists" = "no" ; then
1740                 GNU_MALLOC_reason="
1741     - Using Doug Lea's new malloc from the Linux C Library."
1742         AC_DEFINE([_NO_MALLOC_WARNING_], [1], [Description here!])
1743         fi
1744 fi
1745 AM_CONDITIONAL([USE_MEMALLOC], [test -n "${libmemalloc_objs}"])
1746
1747 dnl #### mcheck is broken in all versions of Linux libc and glibc.
1748 dnl Try this again when 2.1 hits the streets.
1749 dnl Avoid using free-hook.c if support exists for malloc debugging in libc
1750 have_libmcheck=no
1751 if test "$with_error_checking_malloc" = "yes" -a \
1752    "$have_glibc" = "yes" -a \
1753    "$doug_lea_malloc" = "yes"; then
1754         AC_CHECK_HEADERS(mcheck.h)
1755         AC_CHECK_LIB(mcheck, mcheck, [have_libmcheck=yes], [have_libmcheck=no])
1756 fi
1757
1758 if test "$with_module_support" != "no"; then
1759         AS_MESSAGE([checking for module support])
1760         if test "$sxe_cv_feat_libltdl" = "yes"; then
1761                 have_module_support="yes"
1762                 with_module_support="yes"
1763                 SXE_ADD_CRUFT_OBJS([emodules-ng.o])
1764                 AC_DEFINE([HAVE_EMODULES], [1], [Whether emods would be available])
1765                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1766         else
1767                 have_module_support="no"
1768                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1769         fi
1770 fi
1771
1772 AM_CONDITIONAL([DESCEND_MODULES],
1773         [test "$with_module_support $have_module_support" = "yes yes"])
1774 if test "$with_module_support $have_module_support" = "yes"; then
1775         SXE_APPEND([src], [MAKE_SUBDIR])
1776         SXE_APPEND([src], [INSTALL_ARCH_DEP_SUBDIR])
1777         SXE_APPEND([modules], [MAKE_AM_SUBDIR])
1778         SXE_APPEND([modules], [SRC_SUBDIR_DEPS])
1779 dnl else
1780 dnl     MOD_CC="$SXEMACS_CC"
1781 dnl     MODCFLAGS="\$(SXE_CFLAGS) -I../../src -I\$(sxe_srcdir)/../../src"
1782 dnl     INSTALLPATH=""
1783 dnl     MOD_INSTALL_PROGRAM="true"
1784 dnl     OBJECT_TO_BUILD="\$(MODNAME).o"
1785 fi
1786
1787 if test "$opsys" != "darwin"; then
1788
1789         if test "$with_modules_ase" = "yes"; then
1790                 have_modules_ase=yes
1791         fi
1792         if test "$with_static_modules_ase" = "yes"; then
1793                 have_static_modules_ase=yes
1794         fi
1795 fi
1796 SXE_EMOD_STATMOD([ase])
1797 if test "$opsys" != "darwin"; then
1798         have_ase_cart="yes"
1799         have_ase_dig="yes"
1800         have_ase_intv="yes"
1801         have_ase_metric="yes"
1802         have_ase_nbhood="yes"
1803         have_ase_perm="yes"
1804         have_ase_resclass="yes"
1805 fi
1806 if test "$have_bison" = "yes"; then
1807         if test "$with_modules_cl" = "yes" ; then
1808                 have_modules_cl="yes"
1809         fi
1810         if test "$with_static_modules_cl" = "yes"; then
1811                 have_static_modules_cl="yes"
1812         fi
1813 else
1814         if test "$with_modules_cl" = "yes" -o "$with_static_modules_cl" = "yes"; then
1815                 AC_MSG_WARN([Sorry no bison means no cl module for you.])
1816         fi
1817 fi
1818 SXE_EMOD_STATMOD([cl])
1819 SXE_EMOD_STATMOD([dbus])
1820
1821 AM_CONDITIONAL([AUTARKIC], [test "0" = "1"])
1822 MODARCHDIR=
1823 MAKE_DOCFILE="$sxe_blddir/lib-src/make-docfile"
1824 ELLMAKEDOC=$MAKE_DOCFILE
1825 ELLCC=$MOD_CC
1826 AC_SUBST(ELLCC)
1827 AC_SUBST(ELLMAKEDOC)
1828 AC_SUBST(with_modules, $with_modules)
1829 AC_SUBST(MOD_CC)
1830 AC_SUBST(MODARCHDIR)
1831 AC_SUBST(MAKE_DOCFILE)
1832 AC_SUBST(MODCFLAGS)
1833 AC_SUBST(INSTALLPATH)
1834 AC_SUBST(MOD_INSTALL_PROGRAM)
1835 AC_SUBST(OBJECT_TO_BUILD)
1836 SXE_SUBST_STATMOD_A
1837
1838 ## FFI support
1839 SXE_CHECK_FFI
1840 SXE_CHECK_SUFFICIENCY([ffi], [FFI support], [
1841         ## additional actions
1842         AC_DEFINE([HAVE_LIBFFI], [1], [Description here!])
1843         HAVE_LIBFFI=yes
1844         FFI_LIBS="-lffi"
1845         SXE_ADD_CRUFT_OBJS([effi.o])
1846 ])
1847
1848 ## ENT support
1849 SXE_CHECK_ENT
1850
1851 ## check for pseudo gaussian numbers
1852 AC_MSG_CHECKING([for pseug (gaussian numbers)])
1853 if test "$sxe_cv_feat_gmp" = "yes"; then
1854         ## the good case
1855         AC_DEFINE([HAVE_PSEUG], [1], [Whether we COULD do gaussian numbers!])
1856         sxe_cv_feat_pseug="yes"
1857 else
1858         sxe_cv_feat_pseug="no"
1859 fi
1860 AC_MSG_RESULT([$sxe_cv_feat_pseug])
1861
1862 ## check for pseudo complex numbers
1863 AC_MSG_CHECKING([for pseuc (pseudo complex numbers)])
1864 if test "$sxe_cv_feat_mpfr" = "yes"; then
1865         ## the good case
1866         AC_DEFINE([HAVE_PSEUC], [1], [Whether we COULD do complex numbers!])
1867         sxe_cv_feat_pseuc="yes"
1868 else
1869         sxe_cv_feat_pseuc="no"
1870 fi
1871 AC_MSG_RESULT([$sxe_cv_feat_pseuc])
1872
1873 ## check for pseudo quaternions
1874 AC_MSG_CHECKING([for quatern (quaternion numbers)])
1875 if test "$sxe_cv_feat_gmp" = "yes"; then
1876         ## the good case
1877         AC_DEFINE([HAVE_QUATERN], [1], [Whether we COULD do quaternions!])
1878         sxe_cv_feat_quatern="yes"
1879 else
1880         sxe_cv_feat_quatern="no"
1881 fi
1882 AC_MSG_RESULT([$sxe_cv_feat_quatern])
1883
1884
1885 ## go through what the PH^Wuser has specified
1886 ## it's a wee bit more complex, so let's go for it
1887 ## we use a dijkstra-if
1888 ent_dijkstra="$with_ent_gmp $sxe_cv_feat_gmp"
1889 if test "$ent_dijkstra" = "yes yes"; then
1890         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1891         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1892         SXE_ADD_ENT_OBJS([ent-gmp.o])
1893         have_ent_gmp="yes"
1894 elif test "$ent_dijkstra" = "yes no"; then
1895         ## pity, we wanted GMP but we dont have it
1896         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1897         have_ent_gmp="no"
1898 elif test "$ent_dijkstra" = "no yes"; then
1899         ## we didn't want GMP but we have it
1900         ## do nothing in that case
1901         have_ent_gmp="no"
1902 elif test "$ent_dijkstra" = "no no"; then
1903         ## great, we didnt opt for GMP and we're lucky, it's not there either
1904         have_ent_gmp="no"
1905 fi
1906
1907 ## evaluate mpfr results
1908 ent_dijkstra="$with_ent_mpfr $sxe_cv_feat_mpfr"
1909 if test "$ent_dijkstra" = "yes yes"; then
1910         ## the good case
1911         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1912         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1913         SXE_ADD_ENT_OBJS([ent-mpfr.o])
1914         have_ent_mpfr="yes"
1915 elif test "$ent_dijkstra" = "yes no"; then
1916         ## we want but can't have
1917         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1918         have_ent_mpfr="no"
1919 elif test "$ent_dijkstra" = "no yes"; then
1920         have_ent_mpfr="no"
1921 elif test "$ent_dijkstra" = "no no"; then
1922         have_ent_mpfr="no"
1923 fi
1924
1925
1926 ## whether to enable gaussian numbers
1927 ent_dijkstra="$with_ent_pseug $sxe_cv_feat_pseug"
1928 if test "$ent_dijkstra" = "yes yes"; then
1929         ## perfick
1930         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1931         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1932         SXE_ADD_ENT_OBJS([ent-gaussian.o])
1933         have_ent_pseug="yes"
1934 elif test "$ent_dijkstra" = "yes no"; then
1935         ## grrrr
1936         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1937         have_ent_pseug="no"
1938 elif test "$ent_dijkstra" = "no yes"; then
1939         have_ent_pseug="no"
1940 elif test "$ent_dijkstra" = "no no"; then
1941         have_ent_pseug="no"
1942 fi
1943
1944 ## whether to enable emulated complex numbers
1945 ent_dijkstra="$with_ent_pseuc $sxe_cv_feat_pseuc $with_ent_mpc $sxe_cv_feat_mpc"
1946 if test "$ent_dijkstra" = "yes yes yes yes"; then
1947         ## skip pseuc usage
1948         have_ent_pseuc="veto"
1949         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1950         AS_MESSAGE([ENT: Built-in support for complex numbers available, dnl
1951 but omitted in favour of MPC.])
1952         omit_ent_pseuc_in_favour_of="mpc"
1953         ## set up to use plain mpc
1954         AC_DEFINE([WITH_MPC], [1], [Description here!])
1955         SXE_PREPEND([$MPC_LIBS], [ENT_LIBS])
1956         SXE_ADD_ENT_OBJS([ent-mpc.o])
1957         have_ent_mpc="yes"
1958 elif test "$ent_dijkstra" = "yes yes yes no"; then
1959         ## user planned to use mpc, hasnt got it though
1960         ## now he's cursed with pseudo complex numbers :)
1961         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1962         have_ent_pseuc="yes"
1963         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1964         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1965         ## we want mpc but can't have, set up that
1966         AC_DEFINE([WITH_MPC], [1], [Description here!])
1967         have_ent_mpc="no"
1968 elif test "$ent_dijkstra" = "yes yes no yes"; then
1969         ## user coulda used mpc but disabled it for whatever reasons ... Wait!
1970         ## Horst, is that you?!
1971         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1972         AS_MESSAGE([ENT: dnl
1973 MPC support for complex numbers IS possible, however YOU think you want dnl
1974 the built-in emulated stuff?  Seriously?  Good, so be it!])
1975         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1976         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1977         have_ent_pseuc="yes"
1978         omit_ent_mpc_in_favour_of="pseuc"
1979         ## however brag that we have mpc
1980         have_ent_mpc="yes"
1981 elif test "$ent_dijkstra" = "yes yes no no"; then
1982         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1983         have_ent_pseuc="yes"
1984         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1985         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1986         have_ent_mpc="no"
1987 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "yes no"; then
1988         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1989         have_ent_pseuc="no"
1990 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no yes"; then
1991         have_ent_pseuc="no"
1992 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no no"; then
1993         have_ent_pseuc="no"
1994 fi
1995
1996 ## whether to enable gaussian numbers
1997 ent_dijkstra="$with_ent_quatern $sxe_cv_feat_quatern"
1998 if test "$ent_dijkstra" = "yes yes"; then
1999         ## perfick
2000         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
2001         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
2002         SXE_ADD_ENT_OBJS([ent-quatern.o])
2003         have_ent_quatern="yes"
2004 elif test "$ent_dijkstra" = "yes no"; then
2005         ## grrrr
2006         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
2007         have_ent_quatern="no"
2008 elif test "$ent_dijkstra" = "no yes"; then
2009         have_ent_quatern="no"
2010 elif test "$ent_dijkstra" = "no no"; then
2011         have_ent_quatern="no"
2012 fi
2013
2014 ## elliptic curve support
2015 ent_dijkstra="$with_ent_ecm $sxe_cv_feat_ecm"
2016 if test "$ent_dijkstra" = "yes yes"; then
2017         ## perfick case
2018         AC_DEFINE([WITH_ECM], [1], [Description here!])
2019         SXE_PREPEND([$ECM_LIBS], [ENT_LIBS])
2020         SXE_ADD_ENT_OBJS([ent-ecm.o])
2021         have_ent_ecm="yes"
2022 elif test "$ent_dijkstra" = "no yes"; then
2023         have_ent_ecm="no"
2024 elif test "$ent_dijkstra" = "yes no"; then
2025         AC_DEFINE([WITH_ECM], [1], [Description here!])
2026         have_ent_ecm="no"
2027 elif test "$ent_dijkstra" = "no no"; then
2028         have_ent_ecm="no"
2029 fi
2030
2031
2032 ## Floating operation support is now unconditional
2033 SXE_CHECK_MATHS_VALUES
2034 if test "$ac_cv_sizeof_long_double" != 0; then
2035         ##AC_DEFINE_UNQUOTED([fpfloat], [long double], [Description here!])
2036         ##AC_DEFINE([fpfloat_long_double_p], [1], [Description here!])
2037         fpfloat="long double"
2038         fpfloat_long_double_p=1
2039         have_fpfloat=yes
2040 elif test "$ac_cv_sizeof_double" != 0; then
2041         ##AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2042         ##AC_DEFINE([fpfloat_double_p], [1], [Description here!])
2043         fpfloat="double"
2044         fpfloat_double_p=1
2045         have_fpfloat=yes
2046 else
2047         AS_MESSAGE([Uh oh, no float type is bad news.])
2048         have_fpfloat=no
2049 fi
2050
2051 AC_MSG_CHECKING([if need to add -lm])
2052 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2053 #include <math.h>
2054 ]],[[
2055 return sin(0.0);
2056 ]])], [AC_MSG_RESULT([no])], [
2057         AC_MSG_RESULT([maybe])
2058         save_LIBS=$LIBS
2059         SXE_APPEND([-lm], [LIBS])
2060         AC_MSG_CHECKING([if can add -lm])
2061         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2062 #include <math.h>
2063 ]],[[
2064 return sin(0.0);
2065 ]])], [AC_MSG_RESULT([yes])], [
2066         AC_MSG_RESULT([no])
2067         AC_MSG_WARN([No way to use math functions found. Reverting option append.])
2068         LIBS=$save_LIBS])])
2069
2070
2071
2072 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2073 #include <math.h>
2074 ]],[[
2075 return atanh(1.0) + asinh(1.0) + acosh(1.0);
2076 ]])], [AC_DEFINE([HAVE_INVERSE_HYPERBOLIC], [1], [Description here!])])
2077
2078 if test "$have_fpfloat" = "yes"; then
2079         AC_DEFINE([HAVE_FPFLOAT], [1], [Description here!])
2080
2081         SXE_CHECK_CLEAN_FLOATOPS(
2082                 [have_clean_floatops="yes"], [have_clean_floatops="no"])
2083
2084         ## it would seem odd to define the destiny of our float arithmetic here
2085         if test "$have_clean_floatops" = "yes"; then
2086                 AC_DEFINE_UNQUOTED([fpfloat], [$fpfloat], [Description here!])
2087                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2088                         [${fpfloat_long_double_p:-0}], [Description here!])
2089                 AC_DEFINE_UNQUOTED([fpfloat_double_p],
2090                         [${fpfloat_double_p:-0}], [Description here!])
2091         else
2092                 AS_MESSAGE([downgrading to `double' floats])
2093                 AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2094                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2095                         [0], [Description here!])
2096                 AC_DEFINE([fpfloat_double_p],
2097                         [1], [Description here!])
2098         fi
2099 fi
2100
2101 ## trivial checks, you cannot (yet) turn off internal arithmetic entirely
2102 ## so we always `have' it
2103 dnl with_ent_int=yes
2104 have_ent_int=yes
2105 dnl with_ent_indef=yes
2106 have_ent_indef=yes
2107 dnl with_ent_fpfloat=yes
2108 have_ent_fpfloat=yes
2109 dnl we attempt to always use ent.o
2110 AC_DEFINE([WITH_NUMBER_TYPES], [1], [Description here!])
2111 SXE_SUBST_ENT_OBJS
2112
2113 dnl experimental code support
2114 if test "$with_experimental_features_compre" = "yes"; then
2115         AC_MSG_CHECKING([if compre prerequisites are met])
2116         AC_MSG_RESULT([yes])
2117         AC_DEFINE([EF_USE_COMPRE], [1],
2118                 [Whether to provide compiled regular expression!])
2119         have_experimental_features_compre=yes
2120 fi
2121 if test "$with_experimental_features_pom" = "yes"; then
2122         AC_MSG_CHECKING([if pom prerequisites are met])
2123         if test "$have_threads" = "yes"; then
2124                 AC_MSG_RESULT([yes])
2125                 AC_DEFINE([EF_USE_POM], [1],
2126                         [Whether to protect all lisp objects with mutexes!])
2127                 have_experimental_features_pom=yes
2128         else
2129                 AC_MSG_RESULT([no])
2130         fi
2131 fi
2132 if test "$with_experimental_features_asyneq" = "yes"; then
2133         AC_MSG_CHECKING([if asyneq prerequisites are met])
2134         if test "$have_threads" = "yes"; then
2135                 AC_MSG_RESULT([yes])
2136                 AC_DEFINE([EF_USE_ASYNEQ], [1],
2137                         [Whether to setup asynchronous event queues!])
2138                 have_experimental_features_asyneq=yes
2139                 SXE_ADD_EVENTS_OBJS([event-queue.o workers.o worker-asyneq.o])
2140         else
2141                 AC_MSG_RESULT([no])
2142         fi
2143 fi
2144 SXE_SUBST_EVENTS_OBJS
2145
2146 SXE_CHECK_EVENTS
2147 SXE_CHECK_SUFFICIENCY([events], [event system])
2148
2149 ## check asm helpers
2150 SXE_CHECK_ASM_HELPERS
2151
2152 ## compression titbits
2153 SXE_CHECK_ZLIB
2154 SXE_CHECK_BZLIB
2155 SXE_CHECK_LZMA
2156
2157
2158 ## Cryptography Options
2159 ## ====================
2160 echo
2161 echo "Cryptography Options"
2162 echo "===================="
2163
2164 ## in case someone else (ldap, pgsql, etc.) needs it
2165 SXE_CHECK_OPENSSL
2166 SXE_CHECK_SUFFICIENCY([openssl], [OpenSSL support])
2167
2168 dnl OpenSSL
2169 if test "$with_openssl" != "no" -a "$have_openssl" = "yes"; then
2170         SXE_ADD_CRUFT_OBJS([openssl.o])
2171 elif test "$with_openssl" != "no"; then
2172         AC_MSG_WARN([Required OpenSSL support cannot be provided.])
2173         AC_MSG_WARN([Check --with-site-prefixes.])
2174 fi
2175 if test "$have_openssl" = "no" -o "$with_openssl" = "no"; then
2176         OPENSSL_CPPFLAGS=""
2177         OPENSSL_LDFLAGS=""
2178         OPENSSL_LIBS=""
2179 fi
2180 AC_SUBST([OPENSSL_CPPFLAGS])
2181 AC_SUBST([OPENSSL_LDFLAGS])
2182 AC_SUBST([OPENSSL_LIBS])
2183
2184 SXE_CHECK_KERBEROS
2185 SXE_CHECK_KERBEROS5
2186 if test "$with_kerberos" = "yes"; then
2187         AC_DEFINE([WITH_KERBEROS], [1], [Whether kerberos support was requested])
2188         if test "$sxe_cv_feat_kerberos" = "yes"; then
2189                 SXE_PREPEND([$KERBEROS_LIBS], [ld_libs_general])
2190         fi
2191 fi
2192
2193
2194 ## Networking Options
2195 ## ==================
2196 echo
2197 echo "Networking Options"
2198 echo "=================="
2199
2200 SXE_CHECK_SOCKETS
2201 SXE_CHECK_SUFFICIENCY([unix], [unix domain sockets])
2202 SXE_CHECK_SUFFICIENCY([sysvipc], [SysV IPC message])
2203 SXE_CHECK_SUFFICIENCY([sockets], [tcp/udp sockets])
2204 SXE_CHECK_SUFFICIENCY([tcpudp], [tcp/udp sockets])
2205 SXE_CHECK_SUFFICIENCY([multicast], [multicast])
2206
2207 dnl Decnet
2208 if test "$with_dnet" = "yes"; then
2209   AC_CHECK_LIB(dnet, main,
2210     [AC_DEFINE([HAVE_LIBDNET], [1], [Description here!])],
2211     [SXE_DIE("DECnet requested but can't find libdnet")])
2212 fi
2213
2214 dnl Socks support
2215 if test "$with_socks" = "yes"; then
2216   AC_CHECK_LIB(socks, SOCKSinit)
2217   test -n "$ac_cv_lib_socks_SOCKSinit" && AC_DEFINE([HAVE_SOCKS], [1], [Description here!])
2218 fi
2219
2220
2221 ## Window System Features
2222 ## ======================
2223 echo
2224 echo "Window System Features"
2225 echo "======================"
2226
2227 dnl ----------------------
2228 dnl Choose a window system
2229 dnl ----------------------
2230
2231 AS_MESSAGE([checking for specified window system])
2232
2233 dnl Autodetection of Gdk libraries and includes
2234 dnl -------------------------------------------
2235 dnl On some systems (FreeBSD springs to mind), they use
2236 dnl versions on the utility routines, so instead of gtk-config
2237 dnl you must use gtk12-config, etc, etc.
2238
2239 GNOME_CONFIG=no
2240 GTK_CONFIG=no
2241
2242 if test "$with_gnome" != "no"; then
2243    AC_MSG_CHECKING(for GNOME configuration script)
2244    for possible in gnome-config
2245    do
2246       possible_version=`${possible} --version 2> /dev/null`
2247       if test "x${possible_version}" != "x"; then
2248               GNOME_CONFIG="${possible}"
2249               with_gnome=yes
2250               with_gtk=yes
2251               break
2252       fi
2253    done
2254    AC_MSG_RESULT([${GNOME_CONFIG}])
2255 fi
2256
2257 if test "${GNOME_CONFIG}" != "no"; then
2258       GNOME_LIBS=`${GNOME_CONFIG} --libs gnomeui`
2259       GNOME_CFLAGS=`${GNOME_CONFIG} --cflags gnomeui`
2260       AC_DEFINE([HAVE_GNOME], [1], [Description here!])
2261       SXE_APPEND(${GNOME_LIBS}, libs_gtk)
2262       SXE_APPEND_UNDUP(${GNOME_CFLAGS}, c_switch_gtk)
2263 fi
2264
2265 if test "$with_gtk" != "no";then
2266    AC_MSG_CHECKING(for GTK configuration script)
2267    for possible in gtk12-config gtk14-config gtk-config
2268    do
2269       possible_version=`${possible} --version 2> /dev/null`
2270       if test "x${possible_version}" != "x"; then
2271               GTK_CONFIG="${possible}"
2272               case "${possible_version}" in
2273                 1.0.*) AC_MSG_WARN([GTK 1.2 is required, please upgrade your version of GTK.]); with_gtk=no;;
2274                 1.3.*) AC_MSG_WARN([GTK 1.3 is not supported right now]); with_gtk=no;;
2275                 1.2.*)
2276                         with_gtk=yes
2277                         break
2278                         ;;
2279                 *)     AC_MSG_WARN([Found unsupported version of GTK: $possible_version]);;
2280               esac
2281       fi
2282    done
2283    AC_MSG_RESULT([${GTK_CONFIG}])
2284 fi
2285
2286 if test "${GTK_CONFIG}" != "no"; then
2287       AC_MSG_CHECKING(gtk version)
2288       GTK_VERSION=`${GTK_CONFIG} --version`
2289       AC_MSG_RESULT(${GTK_VERSION})
2290
2291       AC_MSG_CHECKING(gtk libs)
2292       GTK_LIBS=`${GTK_CONFIG} --libs`
2293       SXE_APPEND(${GTK_LIBS}, libs_gtk)
2294       AC_MSG_RESULT(${GTK_LIBS})
2295
2296       AC_MSG_CHECKING(gtk cflags)
2297       GTK_CFLAGS=`${GTK_CONFIG} --cflags`
2298       if test "$GCC" = "yes"; then
2299         GTK_CFLAGS="${GTK_CFLAGS} -Wno-shadow"
2300       fi
2301       SXE_APPEND_UNDUP(${GTK_CFLAGS}, c_switch_gtk)
2302       AC_MSG_RESULT(${GTK_CFLAGS})
2303
2304       AC_CHECK_LIB(gdk_imlib, main, SXE_PREPEND(-lgdk_imlib, libs_gtk))
2305       AC_CHECK_LIB(Imlib, Imlib_init, SXE_APPEND(-lImlib, libs_gtk))
2306       AC_CHECK_FUNCS(gdk_imlib_init)
2307
2308       AC_DEFINE([HAVE_XPM], [1], [Description here!])
2309       AC_DEFINE([HAVE_GTK], [1], [Description here!])
2310       AC_SUBST(GTK_CONFIG)
2311
2312       window_system=gtk
2313       with_gtk=yes
2314       if test "$with_x11" != "no"; then
2315         AC_MSG_WARN([Configuring Gtk, this means:
2316 *** --with-athena  will have no effect
2317 *** --with-scrollbars  has been turned into a boolean option
2318 *** --with-menubars  has been turned into a boolean option
2319 *** --with-dialogs  has been turned into a boolean option
2320 *** --with-widgets  has been turned into a boolean option.])
2321         with_x11=no
2322       fi
2323
2324       test "${with_scrollbars}" != "no" && with_scrollbars=gtk
2325       test "${with_toolbars}" != "no" && with_toolbars=gtk
2326       test "${with_menubars}" != "no" && with_menubars=gtk
2327       test "${with_dialogs}" != "no" && with_dialogs=gtk
2328       test "${with_widgets}" != "no" && with_widgets=gtk
2329
2330       SXE_ADD_SXEUIGTK_OBJS(console-gtk.o device-gtk.o event-gtk.o frame-gtk.o)
2331       SXE_ADD_SXEUIGTK_OBJS(objects-gtk.o redisplay-gtk.o glyphs-gtk.o)
2332       SXE_ADD_SXEUIGTK_OBJS(select-gtk.o gccache-gtk.o)
2333       SXE_ADD_SXEUIGTK_OBJS(gtk-xemacs.o ui-gtk.o)
2334
2335       dnl Check for libglade support (it rocks)
2336       OLD_CFLAGS="${CFLAGS}"
2337       OLD_CPPFLAGS="${CPPFLAGS}"
2338       OLD_LDFLAGS="${LDFLAGS}"
2339       CFLAGS="${GTK_CFLAGS} ${CFLAGS}"
2340       CPPFLAGS="${GTK_CFLAGS} ${CFLAGS}"
2341       LDFLAGS="${LDFLAGS} ${GTK_LIBS}"
2342       AC_CHECK_HEADERS(glade/glade.h glade.h)
2343       AC_CHECK_LIB(xml, main, SXE_PREPEND(-lxml, libs_gtk))
2344       AC_CHECK_LIB(glade, main, SXE_PREPEND(-lglade, libs_gtk))
2345       AC_CHECK_LIB(glade-gnome, main, SXE_PREPEND(-lglade-gnome, libs_gtk))
2346       AC_EGREP_HEADER([char \*txtdomain;], [glade/glade-xml.h],
2347                       [AC_MSG_RESULT(yes)
2348                        AC_DEFINE([LIBGLADE_XML_TXTDOMAIN], [1], [Description here!])],
2349                       [AC_MSG_RESULT(no)])
2350       CFLAGS="${OLD_CFLAGS}"
2351       CPPFLAGS="${OLD_CPPFLAGS}"
2352       LDFLAGS="${OLD_LDFLAGS}"
2353 fi
2354
2355 dnl We may eventually prefer gtk/gdk over vanilla X11...
2356 dnl Are we mad? We need stuff from the X11 even _with_ gtk!!!
2357
2358 if test "$with_x" != "no"; then
2359         if test "$with_x11" != "no"; then
2360                 dnl User-specified --x-includes or --x-libraries implies --with-x11.
2361                 test "$x_includes $x_libraries" != "NONE NONE" && \
2362                         window_system=x11
2363                         with_x11=yes
2364         fi
2365
2366         dnl Autodetection of X11 libraries and includes
2367         dnl -------------------------------------------
2368         dnl AC_PATH_XTRA thinks it can find our X headers and includes, but
2369         dnl it often gets it wrong, so we only use it as a last resort.
2370
2371         dnl $OPENWINHOME implies --x-includes and --x-libraries
2372         dnl Not (yet) handled by autoconf2
2373         if test "$x_includes $x_libraries" = "NONE NONE" \
2374                 -a -n "$OPENWINHOME" \
2375                 -a "$OPENWINHOME" != "/usr/openwin" \
2376                 -a -d "$OPENWINHOME"; then
2377                 test -d "$OPENWINHOME/lib"           && \
2378                         x_libraries="$OPENWINHOME/lib"
2379                 test -d "$OPENWINHOME/include"       && \
2380                         x_includes="$OPENWINHOME/include"
2381                 test -d "$OPENWINHOME/share/include" && \
2382                         x_includes="$OPENWINHOME/share/include"
2383         fi
2384
2385         if test -z "$x_includes" -o \
2386            "$x_includes" = "NONE" -o \
2387            ! -d "$x_includes"; then
2388                 dnl AC_PATH_XTRA often guesses /usr/include, when some other
2389                 dnl include directory is a MUCH better guess (Linux, HP-UX 10.20).
2390                 dnl This is a workaround for idiot (esp. HP) system vendors, who
2391                 dnl provide a /usr/include/X11, but DON'T FULLY POPULATE IT.
2392                 for dir in "/usr/X11" "/usr/X11R7" "/usr/X11R6" \
2393                         "/usr/local" "/usr"; do
2394                         if test -d "$dir/include/X11"; then
2395                                 x_includes="$dir/include"
2396                                 break
2397                         fi
2398                 done
2399         fi
2400
2401         if test -z "$x_libraries" -o \
2402            "$x_libraries" = "NONE" -o \
2403            ! -d "$x_libraries"; then
2404                 for dir in \
2405                         "/usr/X11/lib" \
2406                         "/usr/X11R7/lib" "/usr/lib/X11R7" \
2407                         "/usr/X11R6/lib" "/usr/lib/X11R6" \
2408                         "/usr/local/lib" "/usr/local/lib/X11" \
2409                         "/usr/lib" "/usr/lib/X11"; do
2410                         if test -r "$dir/libX11.a"; then
2411                                 x_libraries="$dir"
2412                                 break
2413                         fi
2414                 done
2415         fi
2416
2417         AC_PATH_XTRA
2418         ## Autoconf claims to find X library and include dirs for us.
2419         ## dnl encapsulate that, such that Xaw and motif is not used when gtk is
2420         ## in effect
2421         if test "$with_x11" != "no"; then
2422                 if test "$no_x" = "yes"; then
2423                         with_x11=no
2424                         window_system=none
2425                         HAVE_X_WINDOWS=no
2426                 else
2427                         with_x11=yes
2428                         window_system=x11
2429                         HAVE_X_WINDOWS=yes
2430                 fi
2431         fi
2432 fi
2433
2434 dnl #### wmperry:: !x11 != NONE
2435 dnl case "$with_x11" in
2436 dnl  yes ) window_system=x11  HAVE_X_WINDOWS=yes ;;
2437 dnl  no  ) window_system=none HAVE_X_WINDOWS=no  ;;
2438 dnl esac
2439
2440 AM_CONDITIONAL([DESCEND_LWLIB], [test "$with_x11" = "yes"])
2441 if test "$with_x11" = "yes"; then
2442         AC_DEFINE([HAVE_X_WINDOWS], [1], [Description here!])
2443         AC_DEFINE([NeedFunctionPrototypes], [1], [Description here!])
2444         AC_DEFINE([FUNCPROTO], [15], [Whatever this is.])
2445         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2446         SXE_APPEND([lwlib], [MAKE_SUBDIR])
2447         SXE_APPEND([lwlib], [SRC_SUBDIR_DEPS])
2448
2449         SXE_ADD_SXEUIX11_OBJS([console-x.o device-x.o event-Xt.o frame-x.o])
2450         SXE_ADD_SXEUIX11_OBJS([glyphs-x.o objects-x.o redisplay-x.o select-x.o])
2451         SXE_ADD_SXEUIX11_OBJS([xgccache.o])
2452
2453         SXE_DUMP_LIBS
2454         ## some debian systems are trying to fool us ... now fool them back!
2455         if test -d "$x_includes"; then
2456                 CPPFLAGS="$CPPFLAGS -I$x_includes"
2457         fi
2458         if test -d "$x_libraries"; then
2459                 LDFLAGS="$LDFLAGS -L$x_libraries"
2460         fi
2461
2462         dnl Look for Motif, but only if not found in $x_includes and $x_libraries
2463         AC_CHECK_HEADERS([Xm/Xm.h])
2464         if test "$ac_cv_header_Xm_Xm_h" = "yes"; then
2465                 AC_CHECK_LIB([Xm], [XmStringFree], [got_motif=yes])
2466         fi
2467
2468         if test "$got_motif" != "yes"; then
2469                 dnl Try to find Motif dirs
2470                 dnl These take precedence over other X libs/includes, so PRE-pend
2471                 for lib_dir in \
2472                         "/usr/dt/lib" "/usr/lib/Motif2.1" \
2473                         "/usr/lib/Motif1.2" "/usr/lib/Motif1.1"; do
2474                         inc_dir=`echo $lib_dir | sed -e 's/lib/include/'`
2475                         if test -d "$lib_dir" -a -d "$inc_dir"; then
2476                                 case "$x_libraries" in
2477                                 *"$lib_dir"* )
2478                                         ;;
2479                                 *)
2480                                         x_libraries="$lib_dir $x_libraries"
2481                                         SXE_PREPEND(["-L${lib_dir}"], [X_LIBS])
2482                                         ;;
2483                                 esac
2484                                 case "$x_includes" in
2485                                 "$inc_dir"* )
2486                                         ;;
2487                                 *)
2488                                         x_includes="$inc_dir $x_includes"
2489                                         SXE_PREPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2490                                         ;;
2491                                 esac
2492                                 break; dnl only need ONE Motif implementation!
2493                         fi
2494                 done
2495         fi
2496
2497         dnl Contrib X libs/includes do NOT take precedence, so AP-pend
2498         for rel in "X11R7" "X11R6" "X11R5" "X11R4"; do
2499                 lib_dir="/usr/contrib/$rel/lib" inc_dir="/usr/contrib/$rel/include"
2500                 if test -d "$lib_dir" -a -d "$inc_dir"; then
2501                         case "$x_libraries" in
2502                         *"$lib_dir"* )
2503                                 ;;
2504                         *)
2505                                 x_libraries="$x_libraries $lib_dir"
2506                                 SXE_APPEND(["-L${lib_dir}"], [X_LIBS])
2507                                 ;;
2508                         esac
2509                         case "$x_includes" in
2510                         "$inc_dir"* )
2511                                 ;;
2512                         *)
2513                                 x_includes="$x_includes $inc_dir"
2514                                 SXE_APPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2515                                 ;;
2516                         esac
2517                         break; dnl Only need ONE X11 implementation !
2518                 fi
2519         done
2520
2521         dnl Avoid version mismatch for shared library libXm.so on osf4
2522         case "$opsys" in
2523         decosf*)
2524                 if test "$GCC" = yes -a -d "/usr/shlib"; then
2525                         SXE_APPEND([-L/usr/shlib], [X_LIBS]);
2526                 fi
2527                 ;;
2528         esac
2529
2530         LDFLAGS="$LDFLAGS $X_LIBS"
2531
2532         if test "$extra_verbose" = "yes"; then
2533                 echo
2534                 echo "X11 compilation variables:"
2535                 SXE_PRINT_VAR(x_libraries x_includes
2536                         X_CFLAGS X_LIBS X_PRE_LIBS X_EXTRA_LIBS)
2537                 echo
2538         fi
2539
2540         dnl Set up bitmaps search path.
2541         dnl The original suggestion was to unconditionally to append X11/bitmaps
2542         dnl to each element of $x_includes, I'm pretty sure this is the wrong
2543         dnl thing to do.  We test for bitmaps and X11/bitmaps directories on each
2544         dnl element and add them to BITMAPDIR if they exist.
2545         bitmapdirs=
2546         if test "$x_includes" != NONE; then
2547                 for i in $x_includes; do
2548                         if test -d "$i/bitmaps"; then
2549                                 bitmapdirs="$i/bitmaps:$bitmapdirs"
2550                         fi
2551                         if test -d "$i/X11/bitmaps"; then
2552                                 bitmapdirs="$i/X11/bitmaps:$bitmapdirs"
2553                         fi
2554                 done
2555                 bitmapdirs=`echo "$bitmapdirs" | sed s/.$//`
2556         fi
2557         if test ! -z "$bitmapdirs"; then
2558                 AC_DEFINE_UNQUOTED([BITMAPDIR], ["$bitmapdirs"], [Description here!])
2559         fi
2560
2561 dnl   dnl Autodetect defines extracted from X config by xmkmf, e.g. NARROWPROTO
2562 dnl   AS_MESSAGE(checking for X defines extracted by xmkmf)
2563 dnl   rm -fr conftestdir
2564 dnl   if mkdir conftestdir; then
2565 dnl     cd conftestdir
2566 dnl     cat > Imakefile <<'EOF'
2567 dnl xetest:
2568 dnl     @echo ${PROTO_DEFINES} ${STD_DEFINES}
2569 dnl EOF
2570 dnl     if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
2571 dnl       # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2572 dnl       xmkmf_defines=`${MAKE-make} xetest 2>/dev/null | grep -v make`
2573 dnl     fi
2574 dnl     cd ..
2575 dnl     rm -fr conftestdir
2576 dnl     for word in $xmkmf_defines; do
2577 dnl       case "$word" in
2578 dnl       -D__STDC__*) ;;
2579 dnl       -D* )
2580 dnl     sym=`echo '' $word | sed -e 's:^ *-D::' -e 's:=.*::'`
2581 dnl     case "$word" in
2582 dnl       -D*=* ) val=`echo '' $word | sed -e 's:^.*=::'` ;;
2583 dnl       *     ) val=1 ;;
2584 dnl     esac
2585 dnl dnl Avoid re-AC_DEFINE-ing xmkmf symbols we've already defined above.
2586 dnl     if grep "^#define $sym " confdefs.h >/dev/null; then :; else
2587 dnl       if test "$val" = "1"
2588 dnl         then AC_DEFINE_UNQUOTED([$sym], [], [Description here!])
2589 dnl         else AC_DEFINE_UNQUOTED([$sym], [$val], [Description here!])
2590 dnl       fi
2591 dnl     fi  ;;
2592 dnl       esac
2593 dnl     done
2594 dnl   fi
2595
2596         dnl make sure we can find Intrinsic.h
2597         AC_CHECK_HEADER([X11/Intrinsic.h], [],
2598                 [AC_MSG_ERROR([Unable to find X11 header files. Try using --x-includes=<path> if you know the path, or --with-x=no to disable X11 support.])])
2599
2600         dnl Check some more headers
2601         AC_CHECK_HEADERS([X11/Intrinsic.h X11/StringDefs.h X11/Shell.h X11/ShellP.h],
2602                 [],[],
2603                 [[#if HAVE_X11_INTRINSIC_H
2604                   # include <X11/Intrinsic.h>
2605                   # include <X11/IntrinsicP.h>
2606                   # include <X11/CoreP.h>
2607                   #endif]])
2608
2609         dnl -lXt and -lX11 are required
2610         dnl Some broken systems require the magic "-b i486-linuxaout" flag
2611
2612         dnl Other broken systems will not pass these tests unless the pre and
2613         dnl extra libs are passed on...
2614         LIBS="$LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
2615         AC_CHECK_LIB(X11, XOpenDisplay, have_lib_x11=yes)
2616         if test "$have_lib_x11" != "yes"; then
2617                 AC_CHECK_LIB([X11], [XGetFontProperty],
2618                         [],
2619                         [AC_MSG_ERROR([Unable to find X11 libraries. Try using --x-libraries=<path> if you know the path, or --with-x=no to disable X11 support.])])
2620         fi
2621         SXE_PREPEND([-lX11], [libs_x])
2622         LIBS="$LIBS -lX11"
2623         if test "$extra_verbose" = "yes"; then
2624                 echo "    Setting libs_x to \"-lX11\""
2625         fi
2626         dnl Autodetect -lXext
2627         AC_CHECK_LIB([Xext], [XShapeSelectInput], [SXE_PREPEND([-lXext], [libs_x])])
2628
2629         dnl Require -lXt
2630         AC_CHECK_LIB([Xt], [XtOpenDisplay], [SXE_PREPEND([-lXt], [libs_x])], [
2631                 AC_MSG_ERROR([Unable to find X11 libraries. Try using --x-libraries=<path> if you know the path, or --with-x=no to disable X11 support.])])
2632
2633         AC_MSG_CHECKING([the version of X11 being used])
2634         AC_RUN_IFELSE([AC_LANG_SOURCE([[
2635 #include <X11/Intrinsic.h>
2636 int main(int c, char *v[]) { return c>1 ? XlibSpecificationRelease : 0; }]])],
2637                 [./conftest foobar; x11_release=$?],[x11_release=4],[x11_release=4])
2638         AC_MSG_RESULT(R${x11_release})
2639         AC_DEFINE_UNQUOTED([X11_RELEASE], [${x11_release}], [Description here!])
2640
2641         AC_CHECK_FUNCS([XConvertCase])
2642         AC_CHECK_LIB([Xt], [XtRegisterDrawable])
2643         if test "$ac_cv_lib_Xt_XtRegisterDrawable" = "yes"; then
2644                 AC_DEFINE([HAVE_XTREGISTERDRAWABLE], [1], [Description])
2645         fi
2646
2647         AC_CHECK_HEADERS(X11/Xlocale.h)
2648
2649         dnl XFree86 has a non-standard prototype for this X11R6 function
2650         AC_CHECK_FUNCS(XRegisterIMInstantiateCallback)
2651         AC_MSG_CHECKING(for standard XRegisterIMInstantiateCallback prototype)
2652         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2653 #ifndef NeedFunctionPrototypes
2654 #define NeedFunctionPrototypes 1
2655 #endif
2656 #include <X11/Xlib.h>
2657 extern Bool XRegisterIMInstantiateCallback(
2658         Display*, struct _XrmHashBucketRec*, char*, char*, XIMProc, XPointer*);
2659 ]])],
2660         [AC_MSG_RESULT(yes)],
2661         [AC_MSG_RESULT(no)
2662                 AC_DEFINE([XREGISTERIMINSTANTIATECALLBACK_NONSTANDARD_PROTOTYPE],
2663                         [], [Description here!])])
2664
2665         dnl autodetect -lXmu
2666         AC_CHECK_LIB([Xmu], [XmuReadBitmapDataFromFile],
2667                 [with_xmu=yes], [with_xmu=no])
2668         if test "$with_xmu" = "no"; then
2669                 SXE_ADD_SXEUIX11_OBJS([xmu.o])
2670         else
2671                 SXE_PREPEND([-lXmu], [libs_x])
2672                 AC_DEFINE([HAVE_XMU], [1], [Description here!])
2673         fi
2674
2675         dnl Autodetect -lXbsd
2676         dnl #### Someone, please add a better function than main
2677         AC_CHECK_LIB([Xbsd], [main], SXE_PREPEND([-lXbsd], [libs_x]))
2678
2679         dnl restore old values
2680         SXE_RESTORE_LIBS
2681 fi dnl $with_x11 = yes
2682
2683 AC_SUBST([install_pp])
2684
2685 dnl test "$with_dragndrop" != "no" && with_dragndrop="$with_dragndrop_default"
2686 dnl test -z "$window_system" && window_system="none"
2687 with_dragndrop="no"
2688
2689 dnl Test for features that require a window system - ANY window system
2690 if test "$window_system" = "none"; then
2691   for feature in menubars scrollbars toolbars dialogs dragndrop xface
2692   do
2693     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2694        AC_MSG_WARN([--with-$feature ignored:  Not valid without window system support])
2695     fi
2696     eval "with_${feature}=no"
2697   done
2698 else
2699   test -z "with_toolbars" && with_toolbars=yes
2700 fi
2701
2702 dnl Test for features that require X11 support
2703 if test "$with_x11" != "yes"; then
2704   dnl It ought to be reasonable to have no output device at all, and only use
2705   dnl SXEmacs in --batch mode.
2706   dnl if test "$with_tty" = "no" ; then
2707   dnl   AC_MSG_ERROR([No window system support and no TTY support - Unable to proceed.])
2708   dnl fi
2709   for feature in offix wmcommand xim xmu nas_sound
2710   do
2711     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2712        AC_MSG_WARN([--with-$feature ignored:  Not valid without X support])
2713     fi
2714     eval "with_${feature}=no"
2715   done
2716 fi
2717
2718 dnl Balloon Help requires the Shape extension, not available everywhere,
2719 dnl for example not on AIX 4.3.
2720 if test "$with_x11" = "yes"; then
2721   AC_CHECK_HEADER(X11/extensions/shape.h, [
2722    AC_DEFINE([HAVE_BALLOON_HELP], [1], [Description here!])
2723    SXE_ADD_SXEUIX11_OBJS(balloon_help.o balloon-x.o)
2724    ])
2725 fi
2726
2727 dnl FSF 19.29 has some bitmapdir stuff here.
2728 bitmapdir=
2729
2730 case "$window_system" in
2731   x11  ) HAVE_X_WINDOWS=yes; echo "  Using X11." ;;
2732   gtk  )
2733        HAVE_X_WINDOWS=no
2734        test "$with_gnome" = "yes" && echo "  Using GNOME."
2735        test "$with_gnome" = "no" && echo "  Using GTK."
2736        ;;
2737   none ) HAVE_X_WINDOWS=no ; echo "  Using no window system." ;;
2738 esac
2739
2740 if test -n "$window_system" -a "$window_system" != "none"; then
2741         AC_DEFINE_UNQUOTED([HAVE_WINDOW_SYSTEM], [1], [Description here!])
2742 fi
2743
2744 case "$x_libraries" in *X11R4* )
2745   test "$opsys" = "hpux9"     && opsysfile="s/hpux9-x11r4.h"
2746   test "$opsys" = "hpux9-shr" && opsysfile="s/hpux9shxr4.h"
2747 esac
2748
2749 dnl Enable or disable proper handling of WM_COMMAND
2750 AS_MESSAGE(checking for WM_COMMAND option);
2751 dnl if test "$with_wmcommand" = "yes"; then
2752 if test "$with_wmcommand" != "no"; then
2753   AC_DEFINE([HAVE_WMCOMMAND], [1], [Description here!])
2754 fi
2755
2756 dnl Autodetect Xauth
2757 dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
2758 test "$with_xauth" != "no" && test "$window_system" = "none" && with_xauth=no
2759 SXE_DUMP_LIBS
2760 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
2761 LDFLAGS="$LDFLAGS $X_LIBS"
2762 AC_CHECK_HEADER([X11/Xauth.h], [:], [with_xauth=no])
2763 AC_CHECK_LIB([Xau], [XauGetAuthByAddr], [:], [with_xauth=no])
2764 if test "$with_xauth" = "yes"; then
2765   AC_DEFINE([HAVE_XAUTH], [1], [Description here!])
2766   SXE_CONSECUTIVE_UNDUP([libs_xauth], [$GTK_LIBS $X_EXTRA_LIBS -lXau $libs_x $X_PRE_LIBS])
2767 fi
2768 SXE_RESTORE_LIBS
2769 AC_SUBST(libs_xauth)
2770
2771 dnl ----------------------
2772 dnl GTK-Specific Graphics libraries
2773 dnl ----------------------
2774
2775 if test "$with_gtk" = "yes"; then
2776         dnl Autodetect XFACE
2777         have_image_xface=yes
2778         AC_CHECK_HEADER([compface.h], [], [have_image_xface=no])
2779         AC_CHECK_LIB([compface], [UnGenFace], [:], [have_image_xface=no])
2780         if test "$have_image_xface" = "yes"; then
2781                 AC_DEFINE([HAVE_XFACE], [1], [Description here!])
2782                 SXE_PREPEND(-lcompface, libs_gtk)
2783         fi
2784 fi
2785
2786
2787 dnl ----------------------
2788 dnl X-Specific Graphics libraries
2789 dnl ----------------------
2790
2791 ## Oki, now that we really need a more exhaustive way to autodetect
2792 ## athena and other widgets we construct a chain.  The elements of
2793 ## that chain are simple atomic tests (provided by AC_DEFUNs).
2794 ## The chain is defined to be:
2795 ##
2796 ## neXtaw -> Xaw3d -> XawXpm -> Xaw95  ->  Xaw  ->  Motif  ->  Nirvana
2797 ## ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^      ^^^      ^^^^^
2798 ##         3d sets                       non-3d   non-athena
2799 ##
2800 ## Now if the user passes a --with-athena=foo option, we jump
2801 ## directly to the according test-suite and in case this fails we jump
2802 ## off the cliff.
2803 ##
2804 ## Attention:
2805 ## We shall perform every test-suite twice, once the correct way, and
2806 ## once with #include'ing the Xfuncproto header.
2807 ## Thanks to the many, many distributions which treat their users
2808 ## like braindead zombies!
2809 ## Especially, I would like to thank Fedora/RedHat for bringing
2810 ## this up. Go on guys, you rock!
2811
2812 ## and now the test chain
2813 if test "$with_x11" = "yes" -a "$with_x" != "no"; then
2814         SXE_CHECK_XTOOLKITS
2815         SXE_CHECK_XT_DEPENDENCIES
2816 elif test "$with_gtk" = "yes" -o "$with_gnome" = "yes"; then
2817         SXE_CHECK_GTK_DEPENDENCIES
2818 else
2819         with_menubars=no
2820         with_scrollbars=no
2821         with_dialogs=no
2822         with_toolbars=no
2823         with_widgets=no
2824 fi
2825
2826 dnl Always compile OffiX unless --without-offix is given, no
2827 dnl X11 support is compiled in, no standard Xmu is available,
2828 dnl or dragndrop support is disabled
2829 dnl Because OffiX support currently loses when more than one display
2830 dnl is in use, we now disable it by default -slb 07/10/1998.
2831 test "$window_system" != "x11" && with_offix=no
2832 if test "$with_xmu" != yes -a "$with_x11" = yes; then
2833   if test "$with_offix" = "yes" ; then
2834     AC_MSG_WARN([--with-offix forced to `no'; no real Xmu support])
2835   fi
2836   with_offix=no
2837 fi
2838 if test "$with_dragndrop" = "no" ; then
2839   if test "$with_offix" = "yes" ; then
2840     AC_MSG_WARN([--with-offix forced to `no'; no generic Drag'n'Drop support])
2841   fi
2842   with_offix=no
2843 fi
2844 if test "$with_offix" = "yes"; then
2845   AC_DEFINE([HAVE_OFFIX_DND], [1], [Description here!])
2846   SXE_APPEND(offix.o, dnd_objs)
2847   SXE_APPEND(OffiX, dragndrop_proto)
2848 fi
2849 if test "$with_gtk" = "yes"; then
2850    SXE_APPEND(GTK, dragndrop_proto)
2851 fi
2852
2853
2854 ## TTY Options
2855 ## ===========
2856 echo
2857 echo "TTY Options"
2858 echo "==========="
2859
2860
2861 dnl ---------------------
2862 dnl TTY-dependent options
2863 dnl ---------------------
2864
2865 dnl checks for header files
2866 AC_CHECK_HEADERS([libintl.h nlist.h sgtty.h termio.h termios.h])
2867
2868 if test "$with_tty" != "no"  ; then
2869         AS_MESSAGE(checking for TTY-related features)
2870         AC_DEFINE([HAVE_TTY], [1], [Description here!])
2871         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2872         SXE_ADD_SXEUITTY_OBJS([console-tty.o device-tty.o event-tty.o frame-tty.o objects-tty.o redisplay-tty.o cm.o])
2873
2874   dnl Autodetect ncurses.
2875   AC_CHECK_LIB(ncurses, tgetent, , with_ncurses=no)
2876   AC_CHECK_LIB(ncurses, tgetstr, , with_ncurses=no)
2877   AC_CHECK_LIB(ncurses, tparm, , with_ncurses=no)
2878   if test "$with_ncurses" != "no"; then
2879     AC_DEFINE([HAVE_NCURSES], [1], [Description here!])
2880     with_ncurses=yes
2881     AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2882     if test -z "$curses_h_file"; then
2883             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2884     fi
2885     if test -n "$curses_h_file"; then
2886             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2887             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2888     else
2889             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2890             AC_CHECK_HEADER(termcap.h, termcap_h_file=termcap.h)
2891             AC_CHECK_HEADER(term.h,    term_h_file=term.h)
2892     fi
2893     SXE_ADD_SXEUITTY_OBJS(terminfo.o)
2894     SXE_PREPEND(-lncurses, LIBS)
2895
2896     if test -z "$curses_h_file" ; then
2897       dnl Try again, and check for the bogus ncurses/ include bug.
2898       dnl (i.e. ncurses/curses.h bogusly includes <unctrl.h> instead of
2899       dnl <ncurses/unctrl.h>)
2900       save_c_switch_site="$c_switch_site"
2901       c_switch_site="$c_switch_site -I/usr/include/ncurses"
2902       AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2903       if test -z "$curses_h_file"; then
2904             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2905       fi
2906       if test -n "$curses_h_file"; then
2907             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2908             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2909       else
2910             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2911             AC_CHECK_HEADER(termcap.h, curses_h_file=termcap.h)
2912             AC_CHECK_HEADER(term.h,    curses_h_file=term.h)
2913       fi
2914       if test -n "$curses_h_file"
2915         then AC_MSG_WARN([Your system has the bogus ncurses include bug.])
2916         else c_switch_site="$save_c_switch_site"
2917       fi
2918     fi
2919   fi
2920   if test "$with_ncurses" = "no" -o -z "$curses_h_file" ; then
2921
2922     # Check alternate library includes
2923     for lib in curses term terminfo termcap; do
2924         AC_CHECK_HEADER(${lib}.h, [
2925                 eval ${lib}_h_file=${lib}.h
2926                 AC_CHECK_LIB($lib, tgetent, eval have_${lib}=yes, eval have_${lib}=no)
2927                 AC_CHECK_LIB($lib, tgetstr, , eval have_${lib}=no)])
2928     done
2929
2930     for lib in curses terminfo termlib termcap; do
2931           have_lib_eval=`eval echo \\$have_$lib`
2932           if test "$have_lib_eval" = "yes"; then
2933                 AC_CHECK_LIB($lib, tparm,
2934                           SXE_ADD_SXEUITTY_OBJS(terminfo.o),
2935                           SXE_ADD_SXEUITTY_OBJS(tparam.o))
2936                 SXE_PREPEND(-l${lib}, LIBS)
2937                 break
2938           fi
2939     done
2940   fi
2941   if test -n "$curses_h_file"; then
2942         AC_DEFINE_UNQUOTED([HAVE_CURSES_H], [1], [There is a curses.h header file available])
2943   fi
2944   if test -n "$termcap_h_file"; then
2945         AC_DEFINE_UNQUOTED([HAVE_TERMCAP_H], [1], [There is a termcap.h header available])
2946   fi
2947   if test -n "$term_h_file"; then
2948         AC_DEFINE_UNQUOTED([HAVE_TERM_H], [1], [There is a term.h header available])
2949   fi
2950   AC_DEFINE_UNQUOTED([CURSES_H_FILE], ["${curses_h_file-curses.h}"], [The curses.h header file])
2951   AC_DEFINE_UNQUOTED([TERMCAP_H_FILE], ["${termcap_h_file-termcap.h}"], [The termcap.h header file])
2952   AC_DEFINE_UNQUOTED([TERM_H_FILE], ["${term_h_file-term.h}"], [The term.h header file])
2953
2954   dnl General Purpose Mouse (libgpm) support
2955   if test "$with_gpm" != "no"; then
2956     AC_CHECK_HEADER(gpm.h, [
2957       AC_CHECK_LIB(gpm, Gpm_Open, have_gpm=yes)])
2958     if test "$have_gpm" = "yes"; then
2959       with_gpm=yes
2960       AC_DEFINE([HAVE_GPM], [1], [General Purpose Mouse (libgpm) is available])
2961       SXE_ADD_SXEUITTY_OBJS(gpmevent.o)
2962       SXE_PREPEND(-lgpm, LIBS)
2963     else
2964       with_gpm=no
2965     fi
2966   fi
2967
2968 else dnl "$with_tty" = "no"
2969   for feature in ncurses gpm; do
2970     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2971       AC_MSG_WARN([--with-${feature} ignored:  Not valid without TTY support])
2972     fi
2973     eval "with_${feature}=no"
2974   done
2975 fi dnl with_tty
2976
2977 SXE_CHECK_UI_SUFFICIENCY
2978
2979 ## Uncertain options
2980 ## =================
2981 echo
2982 echo "Uncertain options"
2983 echo "================="
2984
2985 ## for native xml support one day
2986 SXE_LANG_CHECK_XML
2987 SXE_CHECK_SUFFICIENCY([libxml2], [xml language])
2988 ## for BoehmGC support one day
2989 SXE_CHECK_BDWGC
2990 SXE_CHECK_SUFFICIENCY([bdwgc], [Boehm-Demers-Weiser GC])
2991
2992 if test "$with_experimental_features_bdwgc" = "yes"; then
2993         AC_MSG_CHECKING([if bdwgc prerequisites are met])
2994         AC_MSG_RESULT([${have_bdwgc}])
2995         have_experimental_features_bdwgc=${have_bdwgc}
2996         if test "${have_bdwgc}" = "yes"; then
2997                 AC_DEFINE([EF_USE_BDWGC], [1],
2998                         [Whether to actually use the BDWGC!])
2999         fi
3000 fi
3001
3002
3003 dnl This one is for the static initializeds variables in
3004 dnl offix.c, so that the thing is dumped after lastfile.o
3005 AC_SUBST(dnd_objs)
3006
3007 dnl Autodetect dll support
3008
3009 LIBSTDCPP=
3010 AC_SUBST(LIBSTDCPP)
3011
3012
3013 ## Multimedia Options
3014 ## ==================
3015 echo
3016 echo "Multimedia Options"
3017 echo "=================="
3018
3019 dnl ----------------------
3020 dnl Graphics libraries
3021 dnl ----------------------
3022
3023 if test "$with_image_xpm" = "yes"; then
3024         SXE_MM_CHECK_XPM([have_image_xpm=yes], [have_image_xpm=no])
3025
3026         AC_MSG_CHECKING([for sufficient xpm support])
3027         if test "$have_image_xpm" = "yes"; then
3028                 AC_MSG_RESULT([yes])
3029                 AC_DEFINE([HAVE_XPM], [1], [Description here!])
3030                 SXE_PREPEND([-lXpm], [MM_LIBS])
3031         else
3032                 AC_MSG_RESULT([no])
3033                 have_image_xpm=no
3034         fi
3035 fi
3036 AM_CONDITIONAL([WITH_BDWGC],
3037         [test "$with_experimental_features_bdwgc" = "yes" -a \
3038               "$have_bdwgc" = "yes"])
3039
3040 if test "$with_image_xface" = "yes"; then
3041         SXE_MM_CHECK_XFACE([have_image_xface=yes], [have_image_xface=no])
3042
3043         AC_MSG_CHECKING([for sufficient xface support])
3044         if test "$have_image_xface" = "yes"; then
3045                 AC_MSG_RESULT([yes])
3046                 AC_DEFINE([HAVE_XFACE], [1], [dnl
3047                         Both compface.h and libcompface have been found.])
3048                 SXE_PREPEND([-lcompface], [MM_LIBS])
3049         else
3050                 AC_MSG_RESULT([no])
3051                 have_image_xface=no
3052         fi
3053 fi
3054
3055 if test "$with_image_gif" = "yes"; then
3056         SXE_MM_CHECK_GIF([have_image_gif=yes], [have_image_gif=no])
3057
3058         AC_MSG_CHECKING([for sufficient gif support])
3059         if test "$have_image_gif" = "yes"; then
3060                 AC_MSG_RESULT([yes])
3061                 AC_DEFINE([HAVE_GIF], [1], [Enable internal GIF decoding])
3062                 SXE_ADD_MM_OBJS(dgif_lib.o gif_io.o)
3063         else
3064                 AC_MSG_RESULT([no])
3065         fi
3066 fi
3067
3068 SXE_MM_SEARCH_INFLATE
3069
3070 if test "$with_image_jpeg" = "yes"; then
3071         SXE_MM_CHECK_JPEG([have_image_jpeg=yes], [have_image_jpeg=no])
3072
3073         AC_MSG_CHECKING([for sufficient jpeg support])
3074         if test "$have_image_jpeg" = "yes"; then
3075                 AC_MSG_RESULT([yes])
3076                 AC_DEFINE([HAVE_JPEG], [1], [
3077                         Both jpeglib.h and libjpeg have been found.])
3078                 SXE_PREPEND([-ljpeg], [MM_LIBS])
3079         else
3080                 AC_MSG_RESULT([no])
3081         fi
3082 fi
3083
3084 if test "$with_image_png" = "yes"; then
3085         AC_DEFINE([WITH_PNG], [1], [Define to 1 if png support is desired.])
3086         SXE_MM_CHECK_PNG([have_image_png="yes"], [have_image_png="no"])
3087
3088         SXE_MSG_CHECKING([for sufficient PNG support])
3089         SXE_MSG_RESULT([${sxe_cv_feat_png}])
3090         if test "$sxe_cv_feat_png" = "yes"; then
3091                 SXE_PREPEND_UNDUP([$PNG_CPPFLAGS], [MM_CPPFLAGS])
3092                 SXE_PREPEND_UNDUP([$PNG_LDFLAGS], [MM_LDFLAGS])
3093                 SXE_PREPEND([$PNG_LIBS], [MM_LIBS])
3094         fi
3095 fi
3096
3097 if test "$with_image_tiff" = "yes"; then
3098         SXE_MM_CHECK_TIFF([have_image_tiff=yes], [have_image_tiff=no])
3099
3100         AC_MSG_CHECKING([for sufficient TIFF support])
3101         if test "$have_image_tiff" = "yes"; then
3102                 AC_MSG_RESULT([yes])
3103                 AC_DEFINE([HAVE_TIFF], [1], [
3104                         Both tiffio.h and libtiff have been found.])
3105                 SXE_PREPEND([-ltiff], [MM_LIBS])
3106         else
3107                 AC_MSG_RESULT([no])
3108         fi
3109 fi
3110
3111 dnl Check for audio output and media stream libraries.
3112
3113 dnl internal media stream analysis support
3114 if test "$with_media_internal" != "no"; then
3115         need_media_internal=yes
3116         have_media_internal=yes
3117 fi
3118
3119 ## Since almost any of the below tests uses pkgconfig we make a
3120 ## once-for-all-times check now
3121 SXE_SEARCH_CONFIG_PROG([pkg-config])
3122
3123 dnl libsndfile support
3124 if test "$with_media_sndfile" != "no"; then
3125         SXE_MM_CHECK_SNDFILE([have_media_sndfile=yes], [have_media_sndfile=no])
3126
3127         AC_MSG_CHECKING([for sufficient sndfile support])
3128         if test "$have_media_sndfile" = "yes"; then
3129                 AC_MSG_RESULT([yes])
3130                 SNDFILE_LIBS=`$PKG_CONFIG --libs sndfile`
3131                 SNDFILE_CPPFLAGS=`$PKG_CONFIG --cflags sndfile`
3132                 SNDFILE_VERSION=`$PKG_CONFIG --modversion sndfile`
3133                 SXE_PREPEND([$SNDFILE_LIBS], [MM_LIBS])
3134                 SXE_PREPEND_UNDUP([$SNDFILE_CPPFLAGS], [MM_CPPFLAGS])
3135                 SXE_ADD_MM_OBJS([media-sndfile.o])
3136                 AC_DEFINE([HAVE_SNDFILE], [1],
3137                         [Whether we appear to have support for the sndfile library!])
3138                 AC_DEFINE_UNQUOTED([SNDFILE_VERSION], [$SNDFILE_VERSION],
3139                         [Version of the sndfile library!])
3140         else
3141                 AC_MSG_RESULT([no])
3142                 have_media_sndfile=no
3143         fi
3144 fi
3145
3146 dnl libavcodec/libavformat/ffmpeg support
3147 if test "$with_media_ffmpeg" != "no"; then
3148         SXE_MM_CHECK_FFMPEG([have_media_ffmpeg=yes], [have_media_ffmpeg=no])
3149
3150         AC_MSG_CHECKING([for sufficient FFmpeg support])
3151
3152         if test "$have_media_ffmpeg" = "yes"; then
3153                 AC_MSG_RESULT([yes])
3154                 FFMPEG_LIBS=`$PKG_CONFIG --libs libavformat`
3155                 FFMPEG_CPPFLAGS=`$PKG_CONFIG --cflags libavformat`
3156                 SXE_PREPEND($FFMPEG_LIBS, MM_LIBS)
3157                 SXE_PREPEND_UNDUP($FFMPEG_CPPFLAGS, MM_CPPFLAGS)
3158                 SXE_ADD_MM_OBJS([media-ffmpeg.o])
3159                 AC_DEFINE([HAVE_FFMPEG], [1], [Description here!])
3160         else
3161                 AC_MSG_RESULT([no])
3162                 have_media_ffmpeg=no
3163         fi
3164 fi
3165
3166 dnl sox support
3167 if test "$with_media_sox" != "no"; then
3168         ## defines $LIBST_CONFIG
3169         SXE_MM_CHECK_SOX([have_media_sox=yes], [have_media_sox=no])
3170
3171         AC_MSG_CHECKING([for sufficient SoX support])
3172         if test "$sxe_cv_feat_sox" = "yes"; then
3173                 AC_MSG_RESULT([yes])
3174                 SXE_ADD_MM_OBJS([media-sox.o])
3175                 SXE_PREPEND_UNDUP([$sox_cppflags], [MM_CPPFLAGS])
3176                 SXE_PREPEND_UNDUP([$sox_ldflags], [MM_LDFLAGS])
3177                 SXE_PREPEND([$sox_libs], [MM_LIBS])
3178                 AC_DEFINE([HAVE_SOX], [1], [Description here!])
3179         else
3180                 AC_MSG_RESULT(no)
3181                 have_media_sox=no
3182         fi
3183 fi
3184
3185 dnl mad support
3186 if test "$with_media_mad" != "no"; then
3187         SXE_MM_CHECK_MAD([have_media_mad=yes], [have_media_mad=no])
3188
3189         AC_MSG_CHECKING([for sufficient mad support])
3190         if test "$have_media_mad" = "yes"; then
3191                 AC_MSG_RESULT([yes])
3192                 SXE_ADD_MM_OBJS([media-mad.o])
3193                 SXE_PREPEND([-lmad], [MM_LIBS])
3194                 AC_DEFINE([HAVE_MAD], [1], [Description here!])
3195         else
3196                 AC_MSG_RESULT(no)
3197                 have_media_mad=no
3198         fi
3199 fi
3200
3201 ## file/libmagic support
3202 if test "$with_media_magic" != "no"; then
3203         SXE_MM_CHECK_MAGIC([have_media_magic=yes], [have_media_magic=no])
3204
3205         AC_MSG_CHECKING([for sufficient magic support])
3206         if test "$have_media_magic" = "yes"; then
3207                 AC_MSG_RESULT([yes])
3208                 SXE_ADD_MM_OBJS([media-magic.o])
3209                 SXE_PREPEND([-lmagic], [MM_LIBS])
3210                 AC_DEFINE([HAVE_MAGIC], [1], [Whether libmagic is available])
3211         else
3212                 AC_MSG_RESULT([no])
3213                 have_media_magic=no
3214         fi
3215 fi
3216
3217
3218 dnl Autodetect OSS sound
3219 AS_MESSAGE([checking for OSS sound support])
3220 dnl test -z "$with_sound_oss" -a -n "$with_oss_sound_lib" && with_sound_oss=yes
3221
3222 dnl Check for Linux/BSD sound (called OSS)
3223 if test "$with_sound_oss" != "no"; then
3224         SXE_MM_CHECK_OSS([have_sound_oss=yes], [have_sound_oss=no])
3225
3226         AC_MSG_CHECKING([for sufficient OSS support])
3227         if test "$have_sound_oss" = "yes"; then
3228                 AC_MSG_RESULT([yes])
3229                 SXE_ADD_MM_OBJS([sound-oss.o])
3230                 AC_DEFINE([HAVE_INTERNAL_SOUND], [1], [Description here!])
3231                 AC_DEFINE([HAVE_OSS_SOUND], [1], [Description here!])
3232         else
3233                 AC_MSG_RESULT([no])
3234                 have_sound_oss=yes
3235         fi
3236 fi
3237
3238 dnl NAS Sound support
3239 if test "$with_sound_nas" != "no"; then
3240         SXE_MM_CHECK_NAS([have_sound_nas=yes], [have_sound_nas=no])
3241
3242         AC_MSG_CHECKING([for sufficient NAS support])
3243         if test "$have_sound_nas" = "yes"; then
3244                 AC_MSG_RESULT([yes])
3245                 AC_DEFINE([HAVE_NAS_SOUND], [1], [Description here!])
3246                 SXE_ADD_MM_OBJS([sound-nas.o])
3247                 SXE_PREPEND([-laudio], [MM_LIBS])
3248         else
3249                 AC_MSG_RESULT([no])
3250                 have_nas_sound=no
3251         fi
3252 fi
3253
3254 dnl ESD Sound support
3255 if test "$with_sound_esd" != "no"; then
3256         SXE_MM_CHECK_ESD([have_sound_esd=yes], [have_sound_esd=no])
3257
3258         AC_MSG_CHECKING([for sufficient ESD support])
3259         if test "$have_sound_esd" = "yes"; then
3260                 AC_MSG_RESULT([yes])
3261                 need_internal_media=yes
3262                 SXE_ADD_MM_OBJS([sound-esd.o])
3263                 SXE_PREPEND([`$ESD_CONFIG --libs`], MM_LIBS)
3264                 AC_DEFINE([HAVE_ESD_SOUND], [1], [Description here!])
3265         else
3266                 AC_MSG_RESULT([no])
3267                 have_esd_sound=no
3268         fi
3269 fi
3270
3271 dnl PulseAudio Sound support
3272 if test "$with_pulseaudio" != "no"; then
3273         SXE_MM_CHECK_PULSE([have_sound_pulse=yes], [have_sound_pulse=no])
3274
3275         AC_MSG_CHECKING([for sufficient PulseAudio support])
3276         if test "$have_sound_pulse" = "yes"; then
3277                 AC_MSG_RESULT([yes])
3278                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse`
3279                 pulse_version=`$PKG_CONFIG --modversion libpulse`
3280                 pulse_major_version=0
3281                 pulse_minor_version=`echo $pulse_version | \
3282                         sed -e "s/0\.\([[0-9]]*\).*/\1/"`
3283                 need_internal_media=yes
3284                 SXE_ADD_MM_OBJS([sound-pulse.o])
3285                 SXE_PREPEND($PULSEAUDIO_LIBS, MM_LIBS)
3286                 AC_DEFINE([HAVE_PULSE_SOUND], [1],
3287                         [Whether to put in support for PulseAudio.])
3288                 AC_DEFINE_UNQUOTED([PULSE_VERSION], [$pulse_minor_version],
3289                         [Version of the underlying pulse lib.])
3290         else
3291                 AC_MSG_RESULT(no)
3292                 have_sound_pulse=no
3293         fi
3294 fi
3295
3296 dnl aRts Sound support
3297 if test "$with_sound_arts" != "no"; then
3298         SXE_MM_CHECK_ARTS([have_sound_arts=yes], [have_sound_arts=no])
3299
3300         AC_MSG_CHECKING([for sufficient aRts support])
3301         if test "$have_sound_arts" = "yes"; then
3302                 AC_MSG_RESULT([yes])
3303                 ARTS_VERSION=`$ARTSC_CONFIG --arts-version`
3304                 ARTS_LIBS=`$ARTSC_CONFIG --libs`
3305                 ARTS_CPPFLAGS=`$ARTSC_CONFIG --cflags`
3306                 SXE_ADD_MM_OBJS([sound-arts.o])
3307                 SXE_PREPEND([$ARTS_LIBS], [MM_LIBS])
3308                 SXE_PREPEND_UNDUP([$ARTS_CPPFLAGS], [MM_CPPFLAGS])
3309                 AC_DEFINE([HAVE_ARTS_SOUND], [1], [Description here!])
3310                 AC_DEFINE_UNQUOTED([ARTS_VERSION], [$ARTS_VERSION],
3311                         [Version number of the underlying arts library])
3312         else
3313                 AC_MSG_RESULT(no)
3314                 have_sound_arts=no
3315         fi
3316
3317 fi
3318
3319 dnl Jack Sound support
3320 if test "$with_sound_jack" != "no"; then
3321         SXE_MM_CHECK_JACK([have_sound_jack=yes], [have_sound_jack=no])
3322
3323         AC_MSG_CHECKING([for sufficient Jack support])
3324         if test "$have_sound_jack" = "yes"; then
3325                 AC_MSG_RESULT([yes])
3326                 dnl okay, we have Jack on the system, but we have no working
3327                 dnl interface to it :(
3328                 JACK_LIBS=`$PKG_CONFIG --libs jack`
3329                 JACK_VERSION=`$PKG_CONFIG --modversion jack`
3330                 need_internal_media=yes
3331                 SXE_ADD_MM_OBJS([sound-jack.o])
3332                 SXE_PREPEND([$JACK_LIBS], [MM_LIBS])
3333                 AC_DEFINE([HAVE_JACK_SOUND], [1], [Description here!])
3334                 AC_DEFINE_UNQUOTED([JACK_VERSION], [$JACK_VERSION],
3335                         [Description here!])
3336         else
3337                 AC_MSG_RESULT(no)
3338         fi
3339 fi
3340
3341 dnl alsa sound support
3342 if test "$with_sound_alsa" != "no"; then
3343         SXE_MM_CHECK_ALSA([have_sound_alsa=yes], [have_sound_alsa=no])
3344
3345         AC_MSG_CHECKING([for sufficient ALSA support])
3346         if test "$have_sound_alsa" = "yes"; then
3347                 AC_MSG_RESULT([yes])
3348                 SXE_ADD_MM_OBJS([sound-alsa.o])
3349                 SXE_PREPEND([-lasound], [MM_LIBS])
3350         else
3351                 AC_MSG_RESULT(no)
3352                 have_sound_alsa=no
3353         fi
3354 fi
3355
3356 dnl libao sound support
3357 if test "$with_sound_ao" != "no"; then
3358         SXE_MM_CHECK_AO([have_sound_ao=yes], [have_sound_ao=no])
3359
3360         AC_MSG_CHECKING([for sufficient AO support])
3361         if test "$have_sound_ao" = "yes"; then
3362                 AC_MSG_RESULT([yes])
3363                 AO_LIBS=`$PKG_CONFIG --libs ao`
3364                 ao_version=`$PKG_CONFIG --modversion ao`
3365                 SXE_ADD_MM_OBJS([sound-ao.o])
3366                 SXE_PREPEND($AO_LIBS, MM_LIBS)
3367                 AC_DEFINE([HAVE_AO_SOUND], [1], [Description here!])
3368                 AC_DEFINE_UNQUOTED([AO_VERSION], [$ao_version], [Description here!])
3369         else
3370                 AC_MSG_RESULT(no)
3371                 have_sound_ao=no
3372         fi
3373 fi
3374
3375 if test \
3376    "$have_sound_alsa \
3377     $have_sound_ao \
3378     $have_sound_arts \
3379     $have_sound_esd \
3380     $have_sound_jack \
3381     $have_sound_nas \
3382     $have_sound_pulse" != "no no no no no no no"; then
3383         AC_DEFINE([HAVE_AUDIO], [1], [Description here!])
3384 fi
3385 if test "$need_internal_media" = "yes"; then
3386         with_internal_media=yes
3387         AC_DEFINE([HAVE_INTERNAL_MEDIA], [1], [Description here!])
3388         SXE_ADD_MM_OBJS([media-internal.o])
3389 fi
3390 AC_SUBST([MM_LIBS])
3391 AC_SUBST([MM_CPPFLAGS])
3392 AC_SUBST([MM_LDFLAGS])
3393 SXE_SUBST_MM_OBJS
3394
3395
3396 ## Internationalisation Options
3397 ## ============================
3398 echo
3399 echo "Internationalisation Options"
3400 echo "============================"
3401
3402 dnl ----------------------
3403 dnl Mule-dependent options
3404 dnl ----------------------
3405
3406 dnl if test "$with_mule" = "yes" && test ! -d "$sxe_srcdir/lisp/mule"; then
3407 dnl     echo "Attempt to Build with Mule without Mule/Lisp"
3408 dnl     echo "Please install the SXEmacs/Mule tarball or"
3409 dnl     echo "rerun configure with --with-mule=no"
3410 dnl     exit 1
3411 dnl fi
3412
3413 if test "$with_file_coding" = "yes" && test "$with_mule" = "no"; then
3414   AC_DEFINE([FILE_CODING], [1], [Description here!])
3415   SXE_ADD_MULE_OBJS(file-coding.o)
3416 fi
3417
3418 if test "$with_mule" = "yes" ; then
3419         SXE_CHECK_MULE
3420
3421 else dnl "$with_mule" = "no"
3422         for feature in xim canna wnn; do
3423                 if eval "test -n \"\$with_${feature}\" -a \
3424                         \"\$with_${feature}\" != no" ; then
3425                         AC_MSG_WARN([--with-${feature} ignored:  Not valid without Mule support])
3426                 fi
3427                 eval "with_${feature}=no"
3428         done
3429 fi dnl with_mule
3430 SXE_SUBST_MULE_OBJS
3431 AM_CONDITIONAL([WITH_MULE], [test "$with_mule" = "yes"])
3432
3433
3434 dnl At this point, we know whether we need the motif lib or not.
3435 if test "$need_motif" = "yes" ; then
3436         SXE_PREPEND([-lXm], [libs_x])
3437         dnl AIX needs the following library for use with Motif
3438         AC_CHECK_LIB([i18n], [layout_object_getvalue])
3439         if test "$ac_cv_lib_i18n_layout_object_getvalue" = "yes"; then
3440                 SXE_PREPEND([-li18n], [libs_x])
3441         fi
3442 fi
3443
3444 dnl getaddrinfo() is borked under hpux11
3445 if test "$ac_cv_func_getaddrinfo" != "no" ; then
3446   case "$opsys" in
3447     hpux11 )
3448       AC_MSG_WARN([Use of getaddrinfo is disabled for HP-UX 11.XX.])
3449       ac_cv_func_getaddrinfo=no
3450       ;;
3451   esac
3452 fi
3453
3454
3455 ## Database Options
3456 ## ================
3457 echo
3458 echo "Database Options"
3459 echo "================"
3460
3461 dnl Database support
3462 dnl We do not necessarily have to have libdb/lib(g)dbm for DB/(G)DBM support.
3463 dnl On FreeBSD, both DB and DBM are part of libc.
3464 dnl By default, we check for DBM support in libgdbm, then libc, then libdbm.
3465
3466 ## initialise values
3467 have_database_berkdb=no
3468 have_database_gdbm=no
3469 have_database_dbm=no
3470
3471 if test "$with_database_gdbm $with_database_dbm $with_database_berkdb" \
3472    != "no no no"; then
3473         AS_MESSAGE(checking for database support)
3474 fi
3475
3476 dnl Check for ndbm.h, required for either kind of DBM support.
3477 if test "$with_database_gdbm $with_database_dbm" != "no no"; then
3478         SXE_CHECK_NDBM
3479         if test "$sxe_cv_feat_ndbm" = "no"; then
3480                 have_database_gdbm="no"
3481                 have_database_dbm="no"
3482         fi
3483 fi
3484
3485 dnl Check for DBM support in libgdbm or libgdbm_compat.
3486 if test "$with_database_gdbm" != "no"; then
3487         SXE_CHECK_GDBM
3488
3489         if test "$sxe_cv_feat_gdbm" = "yes"; then
3490                 have_database_gdbm="yes"
3491         else
3492                 have_database_gdbm="no"
3493         fi
3494 fi
3495
3496 dnl Check for DBM support in libc and libdbm.
3497 if test "$with_database_dbm" != "no"; then
3498         SXE_CHECK_DBM
3499
3500         if test "$sxe_cv_feat_gdbm" != "yes" -a \
3501                 "$sxe_cv_feat_dbm" = "yes"; then
3502                 have_database_dbm="yes"
3503         else
3504                 have_database_dbm="no"
3505         fi
3506 fi
3507
3508 dnl Check for Berkeley DB.
3509 if test "$with_database_berkdb" != "no"; then
3510         SXE_CHECK_BERKDB
3511
3512         if test "$sxe_cv_feat_berkdb" = "yes"; then
3513                 have_database_berkdb="yes"
3514         else
3515                 have_database_berkdb="no"
3516         fi
3517 fi
3518
3519 if test "$have_database_gdbm $have_database_dbm $have_database_berkdb" \
3520      != "no no no"; then
3521         AC_DEFINE([HAVE_DATABASE], [1], [Description here!])
3522         SXE_ADD_DB_OBJS([database.o])
3523
3524         SXE_CHECK_NDBM_BERKDB_CONFLICT
3525         if test "$sxe_cv_db_ndbm_berkdb_conflict" = "yes"; then
3526                 ## can't do nothing because the way we designed it
3527                 ## is going to conflict at compile time
3528                 have_database_gdbm="no"
3529                 have_database_dbm="no"
3530
3531         elif test "$have_database_gdbm $have_database_dbm" != "no no"; then
3532                 AC_DEFINE([HAVE_DBM], [1], [Description here!])
3533
3534                 ## Also, tell make about the DBM support we detected.
3535                 if test -n "$libdbm"; then
3536                         SXE_PREPEND([$libdbm], [DB_LIBS])
3537                 fi
3538         fi
3539 fi
3540
3541
3542 dnl Autodetect LDAP
3543 if test "$with_ldap" != "no"; then
3544         SXE_CHECK_LDAP
3545 fi
3546 if test "$have_ldap" = "yes"; then
3547         AC_DEFINE([HAVE_LDAP], [1], [Description here!])
3548         SXE_ADD_DB_OBJS(eldap.o)
3549         if test "$have_ldap_des" = "yes" ; then
3550                 SXE_PREPEND(-ldes, DB_LIBS)
3551         fi
3552         if test "$have_ldap_krb" = "yes" ; then
3553                 SXE_PREPEND(-lkrb, DB_LIBS)
3554         fi
3555         if test "$have_ldap_lber" = "yes" ; then
3556                 SXE_PREPEND(-llber, DB_LIBS)
3557         fi
3558         SXE_PREPEND(-lldap, DB_LIBS)
3559
3560         dnl save our values until here
3561         save_LIBS="$LIBS"
3562         LIBS="$DB_LIBS $LIBS"
3563         AC_CHECK_FUNCS(
3564                 [ldap_set_option ldap_get_lderrno ldap_result2error ldap_parse_result])
3565         dnl and restore
3566         LIBS="$save_LIBS"
3567 fi
3568
3569 dnl Autodetect PostgreSQL
3570 if test "x$with_postgresql" != "xno"; then
3571         SXE_CHECK_POSTGRESQL
3572 fi
3573 SXE_SUBST_DB_OBJS
3574
3575
3576 dnl Usage tracking (undocumented and likely unused option)
3577 if test "$usage_tracking" = "yes"; then
3578   AC_DEFINE([USAGE_TRACKING], [1], [Description here!])
3579   SXE_PREPEND(-Bstatic -lut -Bdynamic, LIBS)
3580 fi
3581
3582 dnl Unfortunately, just because we can link doesn't mean we can run.
3583 dnl One of the above link tests may have succeeded but caused resulting
3584 dnl executables to fail to run.  Also any tests using AC_RUN_IFELSE will
3585 dnl have reported incorrect results.
3586 AC_RUN_IFELSE([AC_LANG_SOURCE([[int main(int c,char *v[]){return 0;}]])],[:],[
3587   echo ""
3588   echo "*** PANIC *** The C compiler can no longer build working executables."
3589   echo "*** PANIC *** Please examine the tail of config.log for runtime errors."
3590   echo "*** PANIC *** The most likely reason for this problem is that configure"
3591   echo "*** PANIC *** links with shared libraries, but those libraries cannot be"
3592   echo "*** PANIC *** found at run time."
3593   echo "*** PANIC ***"
3594   echo "*** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig."
3595   echo "*** PANIC *** On other systems, try telling configure where to find the"
3596   echo "*** PANIC *** shared libraries using the --with-site-runtime-libraries option"
3597   echo "*** PANIC ***"
3598   echo "*** PANIC *** Another way to shoot yourself in the foot is to specify"
3599   echo "*** PANIC *** --with-FEATURE when FEATURE is not actually installed"
3600   echo "*** PANIC *** on your system.  Don't do that."
3601   exit 1], [AS_MESSAGE(cannot cross-compile)])
3602
3603 dnl Process support
3604 AC_DEFINE([HAVE_UNIX_PROCESSES], [1], [Description here!])
3605
3606 dnl --------------------------------
3607 dnl Compute SUBST-itutable variables
3608 dnl --------------------------------
3609
3610 dnl We ignore (C|LD)_SWITCH_X_(MACHINE|SYSTEM)
3611 dnl Use SXE_CONSECUTIVE_UNDUP instead of plain assignment statements to remove extraneous blanks
3612 if test "$with_module_support" = "yes"; then
3613         ld_libs_module=
3614 else
3615         SXE_CONSECUTIVE_UNDUP(ld_libs_module, $ldap_libs $postgresql_libs)
3616 fi
3617
3618 SXE_UNDUP(CFLAGS, $CFLAGS)
3619 SXE_UNDUP(c_switch_general, -DHAVE_CONFIG_H $c_switch_site $c_switch_machine $c_switch_system $CFLAGS $CPPFLAGS)
3620 SXE_UNDUP(c_switch_window_system, $c_switch_x_site $c_switch_gtk $X_CFLAGS)
3621 SXE_UNDUP(c_switch_all, $c_switch_general $c_switch_window_system)
3622 SXE_UNDUP(ld_switch_general, $ld_switch_site $ld_switch_machine $ld_switch_system $ld_switch_run)
3623 SXE_UNDUP(ld_switch_window_system, $ld_switch_x_site)
3624 SXE_UNDUP(ld_switch_all, $ld_switch_general $ld_switch_window_system)
3625 dnl Since some systems need libs to be restated later, we can't just dedup, we can only safely dedup
3626 dnl consecutive occurrences
3627 SXE_CONSECUTIVE_UNDUP(ld_libs_general, $LIBS $libs_machine $libs_system $libs_standard)
3628 SXE_CONSECUTIVE_UNDUP(ld_libs_window_system, $X_EXTRA_LIBS $libs_x $libs_gtk $X_PRE_LIBS)
3629 SXE_CONSECUTIVE_UNDUP(ld_libs_all, $OPENSSL_LIBS $DB_LIBS $ENT_LIBS $MM_LIBS $ld_libs_window_system $ld_libs_general $ld_libs_module)
3630
3631 dnl For no-module builds, make the src dir last
3632 if test "$with_module_support" = "no"; then
3633         SXE_APPEND(src, MAKE_SUBDIR)    dnl is that still important?
3634 fi
3635
3636 EMACS=$sxe_blddir/src/$PROGNAME
3637 AC_SUBST(EMACS)
3638
3639 dnl Compute lists of Makefiles and subdirs
3640 AC_SUBST(SRC_SUBDIR_DEPS)
3641 internal_makefile_list="Makefile.in"
3642 SUBDIR_MAKEFILES=''
3643 test -d lock || mkdir lock
3644 for dir in $MAKE_SUBDIR; do
3645   case "$dir" in */* ) dnl Implement mkdir -p
3646     ( for d in `echo $dir | sed 's:/: :g'` ; do
3647         test -d "$d" || mkdir "$d"; cd "$d"
3648       done ) ;;
3649    * ) test -d "$dir" || mkdir "$dir" ;;
3650   esac
3651   SXE_SPACE(SUBDIR_MAKEFILES, $SUBDIR_MAKEFILES $dir/Makefile $dir/Makefile)
3652   SXE_SPACE(internal_makefile_list, $internal_makefile_list $dir/Makefile.in)
3653 done
3654
3655 AC_SUBST(INSTALL_ARCH_DEP_SUBDIR)
3656 AC_SUBST(MAKE_SUBDIR)
3657 AC_SUBST(MAKE_AM_SUBDIR)
3658 AC_SUBST(SUBDIR_MAKEFILES)
3659
3660 dnl ----------------------------------------------
3661 dnl Create some auxiliary files for developers.
3662 dnl ----------------------------------------------
3663
3664 dnl Create a useful TAGS file
3665 if test -f "$sxe_srcdir/TAGS" -a ! -f "TAGS"; then
3666   test "$extra_verbose" = "yes" && echo "creating TAGS"
3667   echo "\f
3668 $sxe_srcdir/TAGS,include" > "TAGS"
3669 fi
3670
3671 dnl Create top level .sbinit for Sun compilers
3672 if test "$__SUNPRO_C" = "yes"; then
3673   test "$extra_verbose" = "yes" && echo "creating .sbinit"
3674   ( echo "# For use with Sun WorkShop's Source browser."
3675     echo "# See sbquery(1) and sbinit(4) for more information"
3676     for dir in $MAKE_SUBDIR; do echo "import $dir"; done
3677   ) > .sbinit
3678 fi
3679
3680 ### whether to build with profile.o
3681 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3682 int main(int c, char *v[])
3683 {
3684 #ifdef HAVE_SETITIMER
3685         return 1;
3686 #else
3687         return 0;
3688 #endif
3689 }]])], [./conftest; have_setitimer=$?],
3690         [have_setitimer=$?],[have_setitimer=0])
3691 AM_CONDITIONAL([HAVE_SETITIMER], [test "$have_setitimer" = "1"])
3692
3693 ## whether to build with sheap.o
3694 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3695 int main(int c, char *v[])
3696 {
3697 #if defined(HEAP_IN_DATA) && !defined(PDUMP)
3698         return 1;
3699 #else
3700         return 0;
3701 #endif
3702 }]])], [./conftest; build_sheap=$?],
3703         [build_sheap=$?],[build_sheap=0])
3704 AM_CONDITIONAL([BUILD_SHEAP], [test "$build_sheap" = "1"])
3705
3706
3707 dnl There are no more compile tests; remove the core they created.
3708 rm -f core
3709
3710 dnl --------------------------------------------------
3711 dnl Substitute into Makefile, config.h and sxe-paths.h
3712 dnl --------------------------------------------------
3713
3714 dnl what sort of things to edit into Makefile, config.h and sxe-paths.h
3715 dnl configuration here uncanonicalized to avoid exceeding size limits.
3716
3717 AC_SUBST(PROGNAME)
3718 AC_SUBST(MULE)
3719 AC_SUBST(HAVE_LIBFFI)
3720 AC_SUBST(version)
3721 AC_SUBST(VERSION)
3722 AC_SUBST(old_version)
3723 AC_SUBST(inststaticdir)
3724 AC_SUBST(instvardir)
3725 AC_SUBST(instvarsepdir)
3726 AC_SUBST(sxe_srcdir)
3727 AC_SUBST(emodsrcdir)
3728 AC_SUBST(sxe_blddir)
3729 AC_SUBST(emodblddir)
3730 AC_SUBST(bindir)
3731 AC_SUBST(datarootdir)
3732 AC_SUBST(datadir)
3733 AC_SUBST(statedir)
3734 AC_SUBST(libdir)
3735 AC_SUBST(mandir)
3736 AC_SUBST(extra_includes)
3737
3738 AC_SUBST(prefix)
3739 AC_SUBST(PREFIX_USER_DEFINED)
3740 dnl Yo, Stephen Bourne!  I want to marry you!
3741 PREFIX=$prefix
3742 while true; do
3743   case "$PREFIX" in
3744     *\$* ) eval "PREFIX=\"${PREFIX}\"" ;;
3745     *) break ;;
3746   esac
3747 done
3748 AC_SUBST(PREFIX)
3749
3750 AC_SUBST(exec_prefix)
3751 AC_SUBST(EXEC_PREFIX_USER_DEFINED)
3752 EXEC_PREFIX=$exec_prefix
3753 while true; do
3754   case "$EXEC_PREFIX" in
3755     *\$* ) eval "EXEC_PREFIX=\"${EXEC_PREFIX}\"" ;;
3756     *) break ;;
3757   esac
3758 done
3759 AC_SUBST(EXEC_PREFIX)
3760
3761 AC_SUBST(infodir)
3762 AC_SUBST(INFODIR_USER_DEFINED)
3763 INFODIR=$infodir
3764 while true; do
3765   case "$INFODIR" in
3766     *\$* ) eval "INFODIR=\"${INFODIR}\"" ;;
3767     *) break ;;
3768   esac
3769 done
3770 AC_SUBST(INFODIR)
3771
3772 AC_SUBST(infopath,$with_infopath)
3773 AC_SUBST(INFOPATH_USER_DEFINED)
3774 INFOPATH=$with_infopath
3775 while true; do
3776   case "$INFOPATH" in
3777     *\$* ) eval "INFOPATH=\"${INFOPATH}\"" ;;
3778     *) break ;;
3779   esac
3780 done
3781 AC_SUBST(INFOPATH)
3782
3783 if test -z "$with_module_path"; then
3784     with_module_path="~/.sxemacs/${configuration}/modules:${libdir}/${PROGNAME}/${configuration}/site-modules:${libdir}/${instvardir}/${configuration}/modules"
3785 fi
3786
3787 AC_SUBST(module_path,$with_module_path)
3788 AC_SUBST(MODULE_PATH_USER_DEFINED)
3789 MODULE_PATH=$with_module_path
3790 while true; do
3791   case "$MODULE_PATH" in
3792     *\$* ) eval "MODULE_PATH=\"${MODULE_PATH}\"" ;;
3793     *) break ;;
3794   esac
3795 done
3796 AC_SUBST(MODULE_PATH)
3797
3798 if test -z "$with_package_prefix" ; then
3799   with_package_prefix=${prefix}/share/sxemacs
3800 fi
3801
3802 if test -z "$with_package_path" && test -n "$with_package_prefix" ; then
3803   if test "$with_mule" = "yes" ; then
3804     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages:~/.sxemacs/mule-packages"
3805     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages:${with_package_prefix}/mule-packages"
3806   else
3807     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages"
3808     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages"
3809   fi
3810 fi
3811
3812 AC_SUBST(package_path,$with_package_path)
3813 AC_SUBST(PACKAGE_PATH_USER_DEFINED)
3814 PACKAGE_PATH=$with_package_path
3815 while true; do
3816   case "$PACKAGE_PATH" in
3817     *\$* ) eval "PACKAGE_PATH=\"${PACKAGE_PATH}\"" ;;
3818     *) break ;;
3819   esac
3820 done
3821 AC_SUBST(PACKAGE_PATH)
3822
3823 AC_SUBST(lispdir, $with_lispdir)
3824 AC_SUBST(LISPDIR_USER_DEFINED)
3825 LISPDIR=$with_lispdir
3826 while true; do
3827   case "$LISPDIR" in
3828     *\$* ) eval "LISPDIR=\"${LISPDIR}\"" ;;
3829     *) break ;;
3830   esac
3831 done
3832 AC_SUBST(LISPDIR)
3833
3834 AC_SUBST(moduledir,$with_moduledir)
3835 AC_SUBST(MODULEDIR_USER_DEFINED)
3836 MODULEDIR=$with_moduledir
3837 while true; do
3838   case "$MODULEDIR" in
3839     *\$* ) eval "MODULEDIR=\"${MODULEDIR}\"" ;;
3840     *) break ;;
3841   esac
3842 done
3843 AC_SUBST(MODULEDIR)
3844
3845 AC_SUBST([sitelispdir], [$with_sitelispdir])
3846 AC_SUBST([SITELISPDIR_USER_DEFINED])
3847 SITELISPDIR=$sitelispdir
3848 while true; do
3849   case "$SITELISPDIR" in
3850     *\$* ) eval "SITELISPDIR=\"${SITELISPDIR}\"" ;;
3851     *) break ;;
3852   esac
3853 done
3854 AC_SUBST(SITELISPDIR)
3855
3856 AC_SUBST(sitemoduledir,$with_sitemoduledir)
3857 AC_SUBST(SITEMODULEDIR_USER_DEFINED)
3858 SITEMODULEDIR=$with_sitemoduledir
3859 while true; do
3860   case "$SITEMODULEDIR" in
3861     *\$* ) eval "SITEMODULEDIR=\"${SITEMODULEDIR}\"" ;;
3862     *) break ;;
3863   esac
3864 done
3865 AC_SUBST(SITEMODULEDIR)
3866
3867 AC_SUBST(etcdir,$with_etcdir)
3868 AC_SUBST(ETCDIR_USER_DEFINED)
3869 ETCDIR=$with_etcdir
3870 while true; do
3871   case "$ETCDIR" in
3872     *\$* ) eval "ETCDIR=\"${ETCDIR}\"" ;;
3873     *) break ;;
3874   esac
3875 done
3876 AC_SUBST(ETCDIR)
3877
3878 AC_SUBST(archlibdir,$with_archlibdir)
3879 AC_SUBST(ARCHLIBDIR_USER_DEFINED)
3880 ARCHLIBDIR=$with_archlibdir
3881 while true; do
3882   case "$ARCHLIBDIR" in
3883     *\$* ) eval "ARCHLIBDIR=\"${ARCHLIBDIR}\"" ;;
3884     *) break ;;
3885   esac
3886 done
3887 AC_SUBST(ARCHLIBDIR)
3888
3889 AC_SUBST(docdir,$with_docdir)
3890 AC_SUBST(DOCDIR_USER_DEFINED)
3891 DOCDIR=$with_docdir
3892 while true; do
3893   case "$DOCDIR" in
3894     *\$* ) eval "DOCDIR=\"${DOCDIR}\"" ;;
3895     *) break ;;
3896   esac
3897 done
3898 AC_SUBST(DOCDIR)
3899
3900 AC_SUBST(docdir)
3901 AC_SUBST(bitmapdir)
3902
3903 dnl The following flags combine all the information from:
3904 dnl - command line options (user always gets priority)
3905 dnl - user environment variables
3906 dnl - determined by configure
3907 dnl - the s&m header files (required for ellcc)
3908 AC_SUBST(machfile)
3909 AC_SUBST(opsysfile)
3910 AC_SUBST(c_switch_general)
3911 AC_SUBST(c_switch_window_system)
3912 AC_SUBST(c_switch_all)
3913 AC_SUBST(ld_switch_general)
3914 AC_SUBST(ld_switch_window_system)
3915 AC_SUBST(ld_switch_all)
3916 AC_SUBST(ld_libs_general)
3917 AC_SUBST(ld_libs_window_system)
3918 AC_SUBST(ld_libs_all)
3919 AC_SUBST(CFLAGS)
3920 AC_SUBST(CPPFLAGS)
3921 AC_SUBST(LDFLAGS)
3922 RECURSIVE_MAKE_ARGS="\$(MFLAGS) CC='\$(CC)' CFLAGS='\$(CFLAGS)' LDFLAGS='\$(LDFLAGS)' CPPFLAGS='\$(CPPFLAGS)'"
3923 if test -z "$MAKE"; then
3924         MAKE=make
3925 fi
3926 case `$MAKE --version 2>/dev/null` in
3927    GNU\ Make*)
3928         AM_MAKEFLAGS="-w $AM_MAKEFLAGS"
3929         RECURSIVE_MAKE_ARGS="-w $RECURSIVE_MAKE_ARGS"
3930    ;;
3931    *)
3932         echo ===================================
3933         echo $MAKE does not seem to be GNU Make
3934         echo If you find makefile errors please try using GNU Make as some
3935         echo autoconf constructs may not be proper for your make variant
3936         echo ===================================
3937    ;;
3938 esac
3939 AC_SUBST(RECURSIVE_MAKE_ARGS)
3940 AC_SUBST(AM_MAKEFLAGS)
3941
3942 AC_SUBST(sound_cflags)
3943 AC_SUBST(AR)
3944 AC_SUBST(RANLIB)
3945
3946 AC_SUBST(SXEMACS_CC)
3947 AC_SUBST(SXE_CFLAGS)
3948
3949 SXE_SUBST_CORE_OBJS()
3950
3951 SXE_SUBST_CRUFT_OBJS
3952
3953 dnl The default is yes
3954 if test "$with_prefix" = "yes"; then
3955   AC_DEFINE([PREFIX_USER_DEFINED], [1], [Description here!])
3956 fi
3957
3958 dnl Should this stay even though --with-site-modules is no longer an
3959 dnl option?  It is used in emacs.c for when the -no-site-modules cmd line
3960 dnl opt is used.  That cmd line opt definitely has usefullness.  Sebastian?
3961 dnl --SY.
3962 dnl The default is yes
3963 if test "$with_site_modules" = "no"; then
3964   AC_DEFINE([INHIBIT_SITE_MODULES], [1], [Description here!])
3965 fi
3966
3967 dnl SXE_SPACE(ac_configure_args, $ac_configure_args)
3968 AC_DEFINE_UNQUOTED([EMACS_CONFIGURATION], ["$ac_cv_build"], [Description here!])
3969 AC_DEFINE_UNQUOTED([EMACS_CONFIG_OPTIONS], ["$ac_configure_args"], [Description here!])
3970
3971 AC_SUBST([srcdir_equals_blddir_p])
3972
3973 dnl Following are deprecated
3974 null_string=""
3975 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE], [$null_string], [Description here!])
3976 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE_AUX], [$null_string], [Description here!])
3977 AC_DEFINE_UNQUOTED([C_SWITCH_X_SITE], [$null_string], [Description here!])
3978 AC_DEFINE_UNQUOTED([LD_SWITCH_SITE], [$null_string], [Description here!])
3979 AC_DEFINE_UNQUOTED([C_SWITCH_SITE], [$null_string], [Description here!])
3980
3981 dnl Note: as a general rule, *only* define things here that are not
3982 dnl autodetected.  For things that are autodetected, define them
3983 dnl at the point where the autodetection occurs or would occur,
3984 dnl so that the user gets immediate feedback on the results of the
3985 dnl autodetection.
3986
3987 if test "$GNU_MALLOC" = "yes"; then
3988         AC_DEFINE([GNU_MALLOC], [1], [Description here!])
3989         SXE_ADD_MEMALLOC_OBJS(vm-limit.o)
3990         if test "$doug_lea_malloc" != "yes"; then
3991                 SXE_ADD_MEMALLOC_OBJS(gmalloc.o)
3992         fi
3993         if test "$with_error_checking_malloc" = "yes"; then
3994                 dnl SXE_ADD_MEMALLOC_OBJS(free-hook.o)
3995                 :
3996         fi
3997 elif test "$with_system_malloc" = "yes" -o "$system_malloc" = "yes"; then
3998         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3999         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
4000 elif test "$with_debug_malloc"  = "yes"; then
4001         AC_DEFINE([USE_DEBUG_MALLOC], [1], [Description here!])
4002         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
4003         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
4004         SXE_APPEND(-ldmalloc, MEMALLOC_LIBS)
4005 else
4006         SXE_ADD_MEMALLOC_OBJS([malloc.o])
4007 fi
4008 test "$GCC" = "yes" && \
4009         AC_DEFINE([USE_GCC], [1], [Description here!])
4010 test "$with_external_widget" = "yes" && \
4011         AC_DEFINE([EXTERNAL_WIDGET], [1], [Description here!])
4012 test "$with_quick_build" = "yes" && \
4013         AC_DEFINE([QUICK_BUILD], [1], [Description here!])
4014 if test "$with_purify" = "yes"; then
4015         AC_DEFINE([PURIFY], [1], [Description here!])
4016         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
4017 fi
4018 if test "$with_quantify" = "yes"; then
4019         AC_DEFINE([QUANTIFY], [1], [Description here!])
4020         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
4021 fi
4022 test "$with_pop" = "yes" && \
4023         AC_DEFINE([MAIL_USE_POP], [1], [Description here!])
4024 test "$with_hesiod" = "yes" && \
4025         AC_DEFINE([HESIOD], [1], [Description here!])
4026 test "$with_regex_malloc" = "yes" && \
4027         AC_DEFINE([REGEX_MALLOC], [1], [Description here!])
4028 test "$with_ipv6_cname" = "yes" && \
4029         AC_DEFINE([IPV6_CANONICALIZE], [1], [Description here!])
4030 if test "$with_pdump" = "yes"; then
4031         AC_DEFINE([PDUMP], [1], [Description here!])    dnl deprecated!
4032         AC_DEFINE([WITH_PDUMP], [1], [Description here!])
4033 fi
4034
4035 AM_CONDITIONAL([WITH_EXTW], [test "$with_external_widget" = "yes"])
4036 AM_CONDITIONAL([WITH_PDUMP], [test "$with_pdump" = "yes"])
4037 AC_SUBST([MEMALLOC_LIBS])
4038 SXE_SUBST_MEMALLOC_OBJS
4039
4040
4041 AC_DEFINE_UNQUOTED([USER_FULL_NAME], [pw->pw_gecos], [dnl
4042         USER_FULL_NAME returns a string that is the user's full name.
4043         It can assume that the variable `pw' points to the password file
4044         entry for this user.
4045
4046         At some sites, the pw_gecos field contains the user's full name.
4047         If neither this nor any other field contains the right thing, use
4048         pw_name, giving the user's login name, since that is better than
4049         nothing.])
4050
4051 AC_DEFINE([SIGTYPE], [RETSIGTYPE], [SIGTYPE is the macro we actually use])
4052 AC_DEFINE([SIGRETURN], [return], [SIGTYPE is the macro we actually use])
4053
4054 ## finally, redefine VERSION; this has to be done after all tests on C sources
4055 ## were run because otherwise the symbol VERSION would be defined twice and
4056 ## the C compiler would warn, sigh, and due to this stupid -Werror flag we ...
4057 ## tadadada ... will fail to run _any_ C test successfully
4058 AC_DEFINE_UNQUOTED([VERSION], ["$version"], [Version of SXEmacs.])
4059
4060 AH_TOP([
4061 #ifndef INCLUDED_sxe_config_h_
4062 #define INCLUDED_sxe_config_h_
4063
4064 #ifndef NOT_C_CODE
4065 #if defined (__GNUC__)
4066 #define alloca __builtin_alloca
4067 #elif defined __DECC
4068 #include <alloca.h>
4069 #pragma intrinsic(alloca)
4070 #elif defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
4071 /* defer #include to end of file */
4072 #elif defined HAVE_ALLOCA_H
4073 #include <alloca.h>
4074 #elif defined(_AIX)
4075 #pragma alloca
4076 #elif ! defined (alloca)
4077 void *alloca();
4078 #endif
4079 #endif  /* C code */
4080 ])
4081
4082 AH_BOTTOM([
4083 /* The configuration script may define `opsysfile' to be the name of
4084    the s/...h file that describes your operating system.
4085    The file name is chosen based on the configuration name. */
4086
4087 #ifdef config_opsysfile
4088 #include config_opsysfile
4089 #endif
4090
4091 /* The configuration script may define `machfile' to be the name of
4092    the m/...h file that describes the machine you are using.
4093    The file name is chosen based on the configuration name. */
4094
4095 #ifdef config_machfile
4096 #include config_machfile
4097 #endif
4098
4099 /* basic system calls */
4100 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
4101 # define ENCAPSULATE_READ
4102 # define ENCAPSULATE_WRITE
4103 #endif
4104 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
4105 # define ENCAPSULATE_OPEN
4106 #endif
4107 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
4108 # define ENCAPSULATE_CLOSE
4109 #endif
4110 /* stdio calls */
4111 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
4112 # define ENCAPSULATE_FREAD
4113 # define ENCAPSULATE_FWRITE
4114 #endif
4115 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
4116 # define ENCAPSULATE_FOPEN
4117 #endif
4118 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
4119 # define ENCAPSULATE_FCLOSE
4120 #endif
4121
4122 #if defined (HAVE_SOCKS) && !defined (DO_NOT_SOCKSIFY)
4123 #define accept Raccept
4124 #define bind Rbind
4125 #define connect Rconnect
4126 #define getsockname Rgetsockname
4127 #define listen Rlisten
4128 #endif                          /* HAVE_SOCKS && !DO_NOT_SOCKSIFY */
4129
4130 #ifndef NOT_C_CODE              /* Actually means C or C++ */
4131 # if defined (__cplusplus)
4132 /* Avoid C++ keywords used as ordinary C identifiers */
4133 #  define class c_class
4134 #  define new   c_new
4135 #  define this  c_this
4136 #  define catch c_catch
4137 #  define EXTERN_C extern "C"
4138 # else                          /* C code */
4139 #  define EXTERN_C extern
4140 # endif
4141 #endif                          /* C or C++ */
4142 /* Strictly speaking, only int or unsigned int are valid types in a
4143    bitfield.  In practice, we would like to use enums as bitfields.
4144    The following should just result in warning avoidance:
4145    warning: nonportable bit-field type */
4146 #ifdef __GNUC__
4147 #define enum_field(enumeration_type) enum enumeration_type
4148 #else
4149 #define enum_field(enumeration_type) unsigned int
4150 #endif
4151
4152 #ifndef NOT_C_CODE
4153 #if defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
4154 /* icc's alloca.h pulls in <features.h>,
4155    but that must be done after _GNU_SOURCE and friends are defined */
4156 #include <alloca.h>
4157 #endif
4158 #endif                          /* C code */
4159
4160 #endif  /* INCLUDED_sxe_config_h_ */
4161 ])
4162
4163
4164 dnl -------------------------------------------------------------------------
4165 dnl -------------------------------
4166 dnl Report on what we decided to do
4167 dnl -------------------------------
4168
4169 dnl #### We should tag this as the _build_ environment.
4170 dnl Before doing that, though, must check if tools care about line 1.
4171
4172 (
4173 dnl /etc/osversion is on SONY NEWS-OS
4174 if test -f /etc/osversion; then dnl SONY NEWS-OS
4175   echo "osversion: `cat /etc/osversion`"
4176 else
4177   echo "uname -a: `uname -a`"
4178 fi
4179 echo ""
4180 echo "$0 $ac_configure_args"
4181 ) > Installation
4182
4183 if test ! -z ${emacs_beta_version} ; then
4184   if test -z "${emacs_is_beta}" ; then
4185         sxemacs_betaname=".${emacs_beta_version}"
4186   else
4187         sxemacs_betaname="-b${emacs_beta_version}"
4188   fi
4189 else
4190   sxemacs_betaname=""
4191 fi
4192
4193 dnl -----------------
4194 dnl Talking LFSL now!
4195 dnl -----------------
4196
4197 dnl -----------------------------------
4198 dnl Now generate config.h and Makefiles
4199 dnl -----------------------------------
4200
4201 dnl This has to be called in order for this variable to get into config.status
4202 AC_SUBST([internal_makefile_list])
4203 # Remove any trailing slashes in these variables.
4204 if test -n "$prefix"; then
4205         prefix=`echo '' "$prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4206 fi
4207 if test -n "$exec_prefix"; then
4208         exec_prefix=`echo '' "$exec_prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4209 fi
4210
4211 make_ifeq="ifeq"
4212 make_endif="endif"
4213 make_else="else"
4214 AC_SUBST([make_ifeq])
4215 AC_SUBST([make_endif])
4216 AC_SUBST([make_else])
4217
4218 dnl Coupla things needed for subst'ing into the sxemacs.desktop file
4219 ABS_PROGNAME=${prefix}/bin/${PROGNAME}
4220 ABS_ETCDIR=${ETCDIR}
4221 SXE_CANONICALISE_PATH([ABS_PROGNAME])
4222 SXE_CANONICALISE_PATH([ABS_ETCDIR])
4223 AC_SUBST([ABS_PROGNAME])
4224 AC_SUBST([ABS_ETCDIR])
4225
4226 AC_CONFIG_FILES([src/sxe-paths.h])
4227 AC_CONFIG_FILES([Makefile])
4228 AC_CONFIG_FILES([lib-src/Makefile])
4229 AC_CONFIG_FILES([src/Makefile])
4230 AC_CONFIG_FILES([src/ui/Makefile])
4231 AC_CONFIG_FILES([src/ui/TTY/Makefile])
4232 AC_CONFIG_FILES([src/ui/lwlib/Makefile])
4233 AC_CONFIG_FILES([src/ui/X11/Makefile])
4234 AC_CONFIG_FILES([src/ui/Gtk/Makefile])
4235 AC_CONFIG_FILES([src/events/Makefile])
4236 AC_CONFIG_FILES([src/ent/Makefile])
4237 AC_CONFIG_FILES([src/media/Makefile])
4238 AC_CONFIG_FILES([src/mem/Makefile])
4239 AC_CONFIG_FILES([src/database/Makefile])
4240 AC_CONFIG_FILES([src/mule/Makefile])
4241 AC_CONFIG_FILES([src/.gdbinit:src/gdbinit])
4242 AC_CONFIG_FILES([src/.dbxrc:src/dbxrc])
4243 AC_CONFIG_FILES([lisp/Makefile])
4244 AC_CONFIG_FILES([info/Makefile])
4245 AC_CONFIG_FILES([tests/Makefile])
4246 AC_CONFIG_FILES([modules/Makefile])
4247 AC_CONFIG_FILES([etc/Makefile])
4248 AC_CONFIG_FILES([etc/sxemacs.desktop])
4249 AC_CONFIG_FILES([sxemacs.pc])
4250 AC_CONFIG_LINKS([.sxemacs.source.tree:])
4251
4252 AC_OUTPUT
4253 SXE_SUMMARY