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