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

   1 dnl SXEmacs config script for autoconf >=2.60
   2 dnl -------------------------------------------------------------------------
   3 dnl Overrides of standard autoconf macros.
   4
   5 m4_include([sxemacs_version.m4])
   6
   7 dnl -------------------------------------------------------------------------
   8 dnl Autoconf startup.
   9 dnl -------------------------------------------------------------------------
  10
  11 AC_PREREQ([2.62])
  12 AC_INIT([SXEmacs], [SXEM4CS_VERSION], [http://issues.sxemacs.org/])
  13 AC_CONFIG_HEADER([src/config.h])
  14 AC_CONFIG_SRCDIR([src/lisp.h])
  15 AC_CONFIG_AUX_DIR([.])
  16 AC_CONFIG_MACRO_DIR([m4])
  17
  18 dnl -------------------------------------------------------------------------
  19 dnl Local copyright notices.
  20 dnl -------------------------------------------------------------------------
  21
  22 AC_COPYRIGHT(
  23 [#### Configuration script for SXEmacs.  Largely divergent from FSF.
  24 #### Guess values for system-dependent variables and create Makefiles.
  25 #### Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
  26 #### Copyright (C) 1993-1995 Board of Trustees, University of Illinois.
  27 #### Copyright (C) 1996, 1997 Sun Microsystems, Inc.
  28 #### Copyright (C) 1995, 1996, 2002, 2003, 2004 Ben Wing.
  29 #### Copyright (C) 2000, 2001 Martin Buchholz.
  30 #### Copyright (C) 1998, 1999 J. Kean Johnston.
  31 #### Copyright (C) 2005 Malcolm Purvis.
  32 #### Copyright (C) 2005, 2006, 2007 Steve Youngs.
  33 #### Copyright (C) 2006, 2007, 2008 Sebastian Freundt.
  34 #### Copyright (C) 2007, 2010, 2011 Nelson Ferreira
  35
  36 ### Don't edit this script!
  37 ### This script was automatically generated by the `autoconf' program
  38 ### from the file `./configure.ac'.
  39 ### To rebuild it, execute the command
  40 ###     autoconf
  41 ### in the this directory.
  42
  43 ### This file is part of SXEmacs.
  44
  45 ### SXEmacs is free software: you can redistribute it and/or modify
  46 ### it under the terms of the GNU General Public License as published by
  47 ### the Free Software Foundation, either version 3 of the License, or
  48 ### (at your option) any later version.
  49
  50 ### SXEmacs is distributed in the hope that it will be useful,
  51 ### but WITHOUT ANY WARRANTY; without even the implied warranty of
  52 ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  53 ### GNU General Public License for more details.
  54
  55 ### You should have received a copy of the GNU General Public License
  56 ### along with this program.  If not, see <http://www.gnu.org/licenses/>.
  57
  58 ### Parts of SXEmacs are also distributed under a BSD-like licence.
  59 ### Check file headers for more information.
  60
  61 ### For usage, run `./configure --help'
  62 ### For more detailed information on building and installing SXEmacs,
  63 ### read the file `INSTALL'.
  64 ###
  65 ### If configure succeeds, it leaves its status in config.status.
  66 ### A log of configuration tests can be found in config.log.
  67 ### If configure fails after disturbing the status quo,
  68 ###     config.status is removed.
  69 ])
  70
  71 AC_REVISION([SXEM4CS_GIT_VERSION])
  72
  73
  74 dnl Build Options
  75 dnl =============
  76 OG_OPTION_GROUP(Build Options)
  77
  78 OG_ARG_WITH([prefix],
  79         AS_HELP_STRING([--with-prefix@<:@=ARG@:>@],
  80                 [Whether to compile the value of --prefix into the executable.]),
  81         [yes], [YES (DO compile prefix into the executable)])
  82
  83 OG_ARG_WITH([sitemoduledir],
  84         AS_HELP_STRING([--with-sitemoduledir=DIR],
  85                 [Directory for loadable modules that are not part of
  86                 the SXEmacs core distribution (3rd party emodules).]),
  87         [none], [$prefix/lib/sxemacs/$build/site-modules], [og_any],
  88         [AC_DEFINE([SITEMODULEDIR_USER_DEFINED], [1],
  89                 [sitemoduledir has been specified on the configure line.])],
  90         [with_sitemoduledir='${libdir}/${PROGNAME}/${configuration}/site-modules'])
  91
  92 OG_ARG_WITH([site-includes],
  93         AS_HELP_STRING([--with-site-includes=PATH],
  94                 [Colon separated list of _extra_ include directories
  95                 to search for headers.]),
  96         [none], [None], [og_any])
  97
  98 OG_ARG_WITH([site-libraries],
  99         AS_HELP_STRING([--with-site-libraries=PATH],
 100                 [Colon separated list of extra lib directories to
 101                 search for libraries. (Default: None)]),
 102         [none], [None], [og_any])
 103
 104 OG_ARG_WITH([site-prefixes],
 105         AS_HELP_STRING([--with-site-prefixes=PATH],
 106                 [Colon separated list of extra prefix directories to
 107                 search for headers and libraries.  Sometimes this can
 108                 be used instead of specifying both
 109                 --with-site-includes and
 110                 --with-site-libraries.]),
 111         [none], [None], [og_any])
 112
 113 OG_ARG_WITH([lispdir],
 114         AS_HELP_STRING([--with-lispdir=DIR],
 115                 [Where to install core lisp files.]),
 116         [none], [$prefix/lib/sxemacs-$version/lisp], [og_any],
 117         [AC_DEFINE([LISPDIR_USER_DEFINED], [1],
 118                 [lispdir has been specified on the configure line.])],
 119         [with_lispdir='${datadir}/${instvardir}/lisp'])
 120
 121 OG_ARG_WITH([archlibdir],
 122         AS_HELP_STRING([--with-archlibdir=DIR],
 123                 [Directory for arch-dependent files.]),
 124         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 125         [AC_DEFINE([ARCHLIBDIR_USER_DEFINED], [1],
 126                 [archlibdir has been specified on the configure line.])],
 127         [with_archlibdir='${libdir}/${instvardir}/${configuration}'])
 128
 129 OG_ARG_WITH([moduledir],
 130         AS_HELP_STRING([--with-moduledir=DIR],
 131                 [Directory for loadable modules.]),
 132         [none], [$prefix/lib/sxemacs-$version/$build/modules], [og_any],
 133         [AC_DEFINE([MODULEDIR_USER_DEFINED], [1],
 134                 [moduledir has been specified on the configure line.])],
 135         [with_moduledir='${libdir}/${instvardir}/${configuration}/modules'])
 136
 137 OG_ARG_WITH([etcdir],
 138         AS_HELP_STRING([--with-etcdir=DIR],
 139                 []),
 140         [none], [$prefix/lib/sxemacs-$version/etc], [og_any],
 141         [AC_DEFINE([ETCDIR_USER_DEFINED], [1],
 142                 [etcdir has been specified on the configure line.])],
 143         [with_etcdir='${datadir}/${instvardir}/etc'])
 144
 145 OG_ARG_WITH([infopath],
 146         AS_HELP_STRING([--with-infopath=PATH],
 147                 [Colon separated list of directories to use as
 148                 the info search path. This is not normally needed.]),
 149         [none], [None], [og_any],
 150         [AC_DEFINE([INFOPATH_USER_DEFINED], [1],
 151                 [inforpath has been specified on the configure line.])], [])
 152
 153 OG_ARG_WITH([docdir],
 154         AS_HELP_STRING([--with-docdir=DIR],
 155                 [Where it store certain doc files (not info or man).]),
 156         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 157         [AC_DEFINE([DOCDIR_USER_DEFINED], [1],
 158                 [docdir has been specified on the configure line.])],
 159         [with_docdir='${archlibdir}'])
 160
 161 OG_ARG_WITH([site-runtime-libraries],
 162         AS_HELP_STRING([--with-site-runtime-libraries=PATH],
 163                 [Colon separated list of directories to search for
 164                 libraries at run time.  This isn't normally needed.]),
 165         [none], [None], [og_any])
 166
 167 OG_ARG_WITH([module-path],
 168         AS_HELP_STRING([--with-module-path=PATH],
 169                 [Search path to the emodules directories.
 170                 A colon separated list of directories. Normally, there is
 171                 no need to set this.]),
 172         [none], [None], [og_any],
 173         [AC_DEFINE([MODULE_PATH_USER_DEFINED], [1],
 174                 [module-path has been specified on the configure line.])],
 175         [])
 176
 177 OG_ARG_WITH([package-prefix],
 178         AS_HELP_STRING([--with-package-prefix=PATH],
 179                 [What to use as a prefix to the system-wide package
 180                 directories.  It doesn't affect the package directories
 181                 under ~/.sxemacs, and is totally ignored if
 182                 --with-package-path is set.
 183                 Normally, you would not need to set this.]),
 184         [none], [None], [og_any],
 185         [AC_DEFINE([PACKAGE_PREFIX_USER_DEFINED], [1],
 186                 [package-prefix has been specified on the configure line.])],
 187         [])
 188
 189 OG_ARG_WITH([package-path],
 190         AS_HELP_STRING([--with-package-path=PATH],
 191                 [Search path to the package directories.
 192                 This path is made up of 3 separate "path elements",
 193                 each element is a colon separated list of directories,
 194                 with the boundary between elements being a double
 195                 colon.  The 3 path elements are for "early", "late",
 196                 and "last" package directories.  If only a single
 197                 element is specified it is "late".  Example:
 198                 early1:early2::late1:late2::last1:last2.  Setting this
 199                 overrides --with-package-prefix.  Normally, there is
 200                 no need to set this.]),
 201         [none], [None], [og_any],
 202         [AC_DEFINE([PACKAGE_PATH_USER_DEFINED], [1],
 203                 [package-path has been specified on the configure line.])],
 204         [])
 205
 206 dnl stupid option, innit?
 207 OG_ARG_WITH([quick-build],
 208         AS_HELP_STRING([--with-quick-build],
 209                 [Speed up the build cycle by leaving out steps where
 210                 SXEmacs will still work (more or less) without them.
 211                 Potentially dangerous if you don't know what you're
 212                 doing. This (1) doesn't garbage-collect after loading
 213                 each file during dumping, (2) doesn't automatically
 214                 rebuild the DOC file (remove it by hand to get it
 215                 rebuilt), (3) Removes config.h lisp.h and associated
 216                 files from the dependency lists so changes to these
 217                 files don't automatically cause all .c files
 218                 to be rebuilt.]),
 219         [no], [No], [])
 220
 221 OG_ARG_WITH([compiler],
 222         AS_HELP_STRING([--with-compiler=COMPILER],
 223                 [Do not use me! Use CC=<your-compiler> instead!
 224                 C compiler to use.
 225                 Note: SXEmacs _CANNOT_ be built with a C++ compiler.]),
 226         [none], [None], [og_any], [
 227                 OG_WARN_OBSOLETE_OPTION([--with-compiler], [CC=<your-cc>])])
 228
 229 OG_ARG_WITH([cflags],
 230         AS_HELP_STRING([--with-cflags],
 231                 [Do not use me! Use CFLAGS=<your flags> instead!
 232                 Compiler flags (such as -O); setting this overrides
 233                 all default compiler flags except those that control
 234                 warnings. Most people wouldn't need to set
 235                 this.]),
 236         [none], [None], [og_any], [
 237                 OG_WARN_OBSOLETE_OPTION([--with-cflags], [CFLAGS=<your flags>])])
 238
 239 OG_ARG_WITH([cflags-warning],
 240         AS_HELP_STRING([--with-cflags-warning],
 241                 [Do not use me! I will disappear soon!]),
 242         [none], [None], [og_any])
 243
 244 OG_ARG_WITH([cpp],
 245         AS_HELP_STRING([--with-cpp],
 246                 [Do not use me! Use CPP=<your-cpp> instead!]),
 247         [none], [None], [og_any], [
 248                 OG_WARN_OBSOLETE_OPTION([--with-cpp], [CPP=<your-cpp>])
 249                 CPP="$with_cpp"])
 250
 251 OG_ARG_WITH([cppflags],
 252         AS_HELP_STRING([--with-cppflags],
 253                 [Do not use me! Use CPPFLAGS=<your flags> instead!]),
 254         [none], [None], [og_any], [
 255                 OG_WARN_OBSOLETE_OPTION([--with-cppflags], [CPPFLAGS=<your flags>])
 256                 CPPFLAGS="$with_cppflags"])
 257
 258 OG_ARG_WITH([libs],
 259         AS_HELP_STRING([--with-libs],
 260                 [Do not use me! Use LIBS=<your libs> instead!]),
 261         [none], [None], [og_any], [
 262                 OG_WARN_OBSOLETE_OPTION([--with-libs], [LIBS=<your libs>])
 263                 LIBS="$with_libs"])
 264
 265 OG_ARG_WITH([ldflags],
 266         AS_HELP_STRING([--with-ldflags],
 267                 [Do not use me! Use LDFLAGS=<your flags> instead!]),
 268         [none], [None], [og_any], [
 269                 OG_WARN_OBSOLETE_OPTION([--with-ldflags], [LDFLAGS=<your flags>])
 270                 LDFLAGS="$with_ldflags"])
 271
 272 OG_ARG_WITH([ridiculously-aggressive-optimisations],
 273         AS_HELP_STRING([--with-ridiculously-aggressive-optimisations],
 274                 [Whether to try all possible optimisations]),
 275         [no], [No])
 276
 277 OG_ARG_WITH([maximum-warning-output],
 278         AS_HELP_STRING([--with-maximum-warning-output],
 279                 [Whether to output as many warnings as possible]),
 280         [no], [No])
 281
 282
 283 dnl Internal Options
 284 dnl ================
 285 OG_OPTION_GROUP(Internal Options)
 286
 287 OG_ARG_WITH([dynamic],
 288         AS_HELP_STRING([--with-dynamic],
 289                 [Link dynamically if supported by system.
 290                 'NO' forces static linking.]),
 291         [auto], [Autodetect])
 292
 293 OG_ARG_WITH([rel-alloc],
 294         AS_HELP_STRING([--with-rel-alloc],
 295                 [Relocating allocator for buffers.]),
 296         [default], [Autodetect])
 297
 298 OG_ARG_WITH([dlmalloc],
 299         AS_HELP_STRING([--with-dlmalloc],
 300                 [Use Doug Lea's malloc.]),
 301         [default], [Autodetect])
 302
 303 OG_ARG_WITH([debug-malloc],
 304         AS_HELP_STRING([--with-debug-malloc],
 305                 [Use a debugging malloc.]),
 306         [no], [NO])
 307
 308 OG_ARG_WITH([system-malloc],
 309         AS_HELP_STRING([--with-system-malloc],
 310                 [Use a system malloc instead of GNU.]),
 311         [default], [YES if using quantify or purify; NO otherwise])
 312
 313 OG_ARG_WITH([regex-malloc],
 314         AS_HELP_STRING([--with-regex-malloc],
 315                 [Use malloc for regex failure stack.]),
 316         [yes], [YES])
 317
 318 OG_ARG_WITH([ffi],
 319         AS_HELP_STRING([--with-ffi],
 320                 [Compile in experimental support for
 321                 Foreign Function Interface.]),
 322         [yes], [YES])
 323
 324 OG_ARG_WITH([module-support],
 325         AS_HELP_STRING([--with-module-support],
 326                 [Compile in experimental support for dynamically
 327                 loaded libraries (Dynamic Shared Objects).]),
 328         [yes], [YES if shared libraries are supported])
 329
 330 OG_MULTIARG_WITH([modules], [dnl
 331         AS_HELP_STRING([--with-modules], [
 332                 Which modules to compile and install.])],
 333         [all], [all], [dnl
 334         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 335         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 336         OG_MULTIARG_ITEM([dbus], [dbus], [D-BUS bindings])
 337 ])
 338
 339 OG_MULTIARG_WITH([static-modules], [dnl
 340         AS_HELP_STRING([--with-static-modules], [
 341                 Which modules to compile as archives to link their
 342                 functionality statically into the SXEmacs binary.])
 343         AS_HELP_STRING([], [
 344                 You should regard this as a proof of concept.])],
 345         [none], [NONE], [dnl
 346         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 347         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 348         OG_MULTIARG_ITEM([dbus], [dbus], [D-BUS bindings])
 349 ])
 350
 351 dnl _OG_MULTIARG_ITEM([ent], [int], [int], [native integer arithmetics])
 352 dnl _OG_MULTIARG_ITEM([ent], [fpfloat], [fpfloat], [native fixed precision floats])
 353 dnl _OG_MULTIARG_ITEM([ent], [indef], [indef], [abstract indefinites])
 354 OG_MULTIARG_WITH([ent], [dnl
 355         AS_HELP_STRING([--with-ent], [
 356                 Compile in support for enhanced number types,
 357                 using internal and external libraries.])],
 358         [none int fpfloat indef gmp], [int fpfloat indef gmp], [dnl
 359         OG_MULTIARG_ITEM([int], [int], [native integer arithmetics])
 360         OG_MULTIARG_ITEM([fpfloat], [fpfloat], [native fixed precision floats])
 361         OG_MULTIARG_ITEM([indef], [indef], [native abstract indefinites])
 362         OG_MULTIARG_ITEM([gmp], [GMP], [GNU multiprecision library])
 363         OG_MULTIARG_ITEM([mpfr], [MPFR], [Multiprecision Floats with correct Rounding])
 364         OG_MULTIARG_ITEM([mpc], [MPC], [Multiprecision Complex numbers (C/R)])
 365         OG_MULTIARG_ITEM([pseug], [pseudoG], [native Gaussian Numbers (Z+Z)])
 366         OG_MULTIARG_ITEM([pseuc], [pseudoC], [native Complex Numbers (C/R)])
 367         OG_MULTIARG_ITEM([quatern], [Quaternions], [native Quaternions (Z+Z+Z+Z)])
 368         OG_MULTIARG_ITEM([ecm], [ECM], [factorisations per Elliptic Curve Method])
 369         OG_MULTIARG_MUTEX([mpz], [Arbitrary precision integers], [gmp mp])
 370         OG_MULTIARG_MUTEX([complex], [Complex numbers as in C/R], [mpc pseuc])
 371 ])
 372
 373 OG_MULTIARG_WITH([ase], [dnl
 374         AS_HELP_STRING([--with-ase], [
 375                 Compile in support for algebraic structures based on ENT,
 376                 using internal and external libraries.])],
 377         [none], [none], [dnl
 378         OG_MULTIARG_ITEM([cart], [cartesian], [Cartesian Products of ENT and ASE objects])
 379         OG_MULTIARG_ITEM([dig], [digraph], [Directed 2-ary Graphs with Colours])
 380         OG_MULTIARG_ITEM([intv], [interval], [Intervals of comparable or normed ENT and ASE objects])
 381         OG_MULTIARG_ITEM([metric], [metric], [Metric Spaces])
 382         OG_MULTIARG_ITEM([nbhood], [neighbourhood], [Neighbourhoods of comparable or normed ENT and ASE objects])
 383         OG_MULTIARG_ITEM([perm], [permutation], [Permutations])
 384         OG_MULTIARG_ITEM([resclass], [resclass], [Residue Class Rings and Classes])
 385 ])
 386
 387 OG_MULTIARG_WITH([experimental-features], [dnl
 388         AS_HELP_STRING([--with-experimental-features], [
 389                 Activate experimental code, that is code which is
 390                 considered useful but whose effects in conjunction with
 391                 the variety of elisp projects cannot be foreseen.])
 392         AS_HELP_STRING([], [
 393                 During the beta phase of SXEmacs all experimental code
 394                 will be unconditionally enabled.  However, if you plan
 395                 to use this SXEmacs in a production environment you
 396                 can switch off some portions.])],
 397         [all nobdwgc], [ALL but bdwgc], [dnl
 398         OG_MULTIARG_ITEM([bdwgc], [bdwgc], [the Boehm-Demers-Weiser collector])
 399         OG_MULTIARG_ITEM([compre], [compre], [exhaustive caching of compiled regexps])
 400         OG_MULTIARG_ITEM([asyneq], [asyneq], [asynchronous event queues])
 401 ])
 402         dnl stop that pom stuff
 403         dnl OG_MULTIARG_ITEM([pom], [pom], [thread-safe objects])
 404
 405 OG_ARG_WITH([event-driver],
 406         AS_HELP_STRING([--with-event-driver], [
 407                 Which event routines to use.
 408                 Events control the way how external `sources' are
 409                 incorporated into SXEmacs.  Sources hereby are user inputs,
 410                 such as key strokes, mouse moves, pedalling, slapping the
 411                 monitor, etc.; but there are manifold further sources, such as
 412                 process signals, data on a socket, focussing an X window,
 413                 lapsing a timeout, and so forth.])
 414 AS_HELP_STRING([], [
 415                 An event driver can cope with all (or most) of these in a
 416                 uniform and abstract way.  SXEmacs can either be driven
 417                 using its built-in event handlers, or using one of the
 418                 external systems.]),
 419         [auto], [Autodetect], [auto built-in libevent liboop glib])
 420
 421
 422 dnl Debugging Options
 423 dnl ================
 424 OG_OPTION_GROUP(Debugging Options)
 425
 426 OG_ARG_WITH([debug],
 427         AS_HELP_STRING([--with-debug],
 428                 [Compile with extra debugging code.
 429                 This will turn on: --with-assertions
 430                 and --with-memory-usage-stats.]),
 431         [yes], [YES for beta; NO for release])
 432
 433 OG_ARG_WITH([memory-usage-stats],
 434         AS_HELP_STRING([--with-memory-usage-stats],
 435                 [Compile with support for statistics about memory usage at runtime.]),
 436         [yes], [YES for beta])
 437
 438 OG_MULTIARG_WITH([error-checking], [dnl
 439         AS_HELP_STRING([--with-error-checking=TYPE], [
 440                 Compile with internal error-checking added.])
 441         AS_HELP_STRING([], [
 442                 WARNING: Causes noticeable loss of speed!])],
 443         [all], [ALL for beta; NONE otherwise], [dnl
 444         OG_MULTIARG_ITEM([extents], [extents], [checks on extents])
 445         OG_MULTIARG_ITEM([types], [types], [checks on types])
 446         OG_MULTIARG_ITEM([gc], [gc], [checks on garbage collection])
 447         OG_MULTIARG_ITEM([malloc], [malloc], [checks on memory allocation])
 448         OG_MULTIARG_ITEM([byte_code], [byte_code], [checks on byte compiled code])
 449         OG_MULTIARG_ITEM([bufpos], [bufpos], [checks on buffer position])
 450         OG_MULTIARG_ITEM([glyphs], [glyphs], [checks on glyph data])
 451 ])
 452
 453 OG_ARG_WITH([purify],
 454         AS_HELP_STRING([--with-purify],
 455                 [Add support for memory debugging using Purify.]),
 456         [no], [NO])
 457
 458 OG_ARG_WITH([quantify],
 459         AS_HELP_STRING([--with-quantify],
 460                 [Add support for performance debugging using Quantify.]),
 461         [no], [NO])
 462
 463
 464 dnl Window System Features
 465 dnl ======================
 466 OG_OPTION_GROUP(Window System Features)
 467
 468 OG_ARG_WITH([toolbars],
 469         AS_HELP_STRING([--with-toolbars],
 470                 [Compile in toolbar support.]),
 471         [yes], [YES])
 472
 473 OG_ARG_WITH([external-widget],
 474         AS_HELP_STRING([--with-external-widget],
 475                 [Enable the "external widget" interface,
 476                 which allows a SXEmacs frame to appear as a widget in
 477                 another application.
 478                 To date, we haven't heard of anyone who has actually done this.
 479                 Consider this EXPERIMENTAL.]),
 480         [no], [NO])
 481
 482 OG_ARG_WITH([menubars],
 483         AS_HELP_STRING([--with-menubars=TYPE],
 484                 [Type of menubars to use.  The Lucid menubars emulate
 485                 Motif (mostly) but are faster.]),
 486         [lucid], [Lucid], [lucid no])
 487
 488 OG_ARG_WITH([scrollbars],
 489         AS_HELP_STRING([--with-scrollbars=TYPE],
 490                 [Type of scrollbars to use.
 491                 *WARNING*  The Motif scrollbars are currently broken.]),
 492         [lucid], [Lucid], [lucid motif athena 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         [athena], [], [athena motif no])
 499
 500 OG_ARG_WITH([widgets],
 501         AS_HELP_STRING([--with-widgets=TYPE],
 502                 [Type of native widgets to use.  Athena widgets will
 503                 be used if Athena can be found.]),
 504         [athena], [], [athena motif no])
 505
 506 OG_ARG_WITH([athena],
 507         AS_HELP_STRING([--with-athena=TYPE],
 508                 [Type of Athena widgets to use.]),
 509         [auto], [Autodetect], [auto xaw 3d next 95 xpm no])
 510
 511 OG_ARG_WITH([xim],
 512         AS_HELP_STRING([--with-xim],
 513                 [Type of Mule input method to use.]),
 514         [auto], [Autodetect], [yes no xlib motif])
 515
 516 OG_ARG_WITH([wmcommand],
 517         AS_HELP_STRING([--with-wmcommand],
 518                 [Compile with realized leader window which will
 519                 keep the WM_COMMAND property.]),
 520         [yes], [YES])
 521
 522 OG_ARG_WITH([xmu],
 523         AS_HELP_STRING([--with-xmu],
 524                 [For those unfortunates whose vendors don't ship Xmu.]),
 525         [auto], [Autodetect])
 526
 527 OG_ARG_WITH([xfs],
 528         AS_HELP_STRING([--with-xfs],
 529                 [Compile with XFontSet support for internationalized
 530                 menubar.  Incompatible with `--with-xim=motif'.
 531                 `--with-menubars=lucid' (the default) is desirable.]),
 532         [no], [NO])
 533
 534 dnl TTY Options
 535 dnl ================
 536 OG_OPTION_GROUP(TTY options)
 537
 538 OG_ARG_WITH([tty],
 539         AS_HELP_STRING([--with-tty],
 540                 [Add support for ttys.]),
 541         [auto], [Autodetect])
 542
 543 OG_ARG_WITH([ncurses],
 544         AS_HELP_STRING([--with-ncurses],
 545                 [Use the ncurses library for tty support.]),
 546         [auto], [Autodetect])
 547
 548 OG_ARG_WITH([gpm],
 549         AS_HELP_STRING([--with-gpm],
 550                 [Compile in GPM mouse support for ttys.]),
 551         [auto], [Autodetect])
 552
 553
 554 dnl Database Options
 555 dnl ================
 556 OG_OPTION_GROUP(Database options)
 557
 558 OG_MULTIARG_WITH([database], [dnl
 559         AS_HELP_STRING([--with-database=TYPE],
 560                 [Compile with database support.])],
 561         [auto], [Autodetect], [dnl
 562         OG_MULTIARG_ITEM([berkdb], [berkdb], [Berkeley DB support])
 563         OG_MULTIARG_ITEM([dbm], [dbm], [DBM database support])
 564         OG_MULTIARG_ITEM([gdbm], [gdbm], [GNU DBM support])
 565 ])
 566
 567 OG_ARG_WITH([ldap],
 568         AS_HELP_STRING([--with-ldap],
 569                 [Compile with support for the LDAP protocol.]),
 570         [no], [NO])
 571
 572 OG_ARG_WITH([postgresql],
 573         AS_HELP_STRING([--with-postgresql],
 574                 [Compile with support for the PostgreSQL RDBMS.]),
 575         [yes], [Autodetect])
 576
 577
 578 dnl Multimedia Options
 579 dnl ==================
 580 OG_OPTION_GROUP(Multimedia options)
 581
 582 OG_MULTIARG_WITH([image], [dnl
 583         AS_HELP_STRING([--with-image=TYPE],
 584                 [Compile with image support.])],
 585         [auto], [Autodetect all image support], [dnl
 586         OG_MULTIARG_ITEM([gif], [GIF], [GIF image format])
 587         OG_MULTIARG_ITEM([xpm], [XPM], [X PixMap image format])
 588         OG_MULTIARG_ITEM([png], [PNG], [Portable Network Graphic format])
 589         OG_MULTIARG_ITEM([jpeg], [JPEG], [jpeg image format])
 590         OG_MULTIARG_ITEM([tiff], [TIFF], [TIFF image format])
 591         OG_MULTIARG_ITEM([xface], [xface], [base64 encoded xbm])
 592 ])
 593
 594 OG_MULTIARG_WITH([sound], [dnl
 595         AS_HELP_STRING([--with-sound=TYPE],
 596                 [Compile with sound support.])],
 597         [auto], [Autodetect all sound support (except Pulse)], [dnl
 598         OG_MULTIARG_ITEM([alsa], [ALSA], [kernel-based linux sound standard])
 599         OG_MULTIARG_ITEM([ao], [ao], [generic audio output layer])
 600         OG_MULTIARG_ITEM([arts], [aRts], [discontinued realtime synthesizer])
 601         OG_MULTIARG_ITEM([esd], [ESD], [Enlightenment Sound Daemon])
 602         OG_MULTIARG_ITEM([jack], [Jack], [a low-latency audio server])
 603         OG_MULTIARG_ITEM([nas], [NAS], [Network Audio System])
 604         OG_MULTIARG_ITEM([oss], [OSS], [Open Sound System])
 605 ])
 606
 607 OG_ARG_WITH([pulseaudio],
 608         AS_HELP_STRING([--with-pulseaudio],
 609                 [Compile with support for the PulseAudio audio server.
 610                 This has been turned off by default because of too many
 611                 bugs in recent versions of PA.  Use at your own risk,
 612                 YMMV, and all that.]),
 613         [no], [NO])
 614
 615 OG_MULTIARG_WITH([media], [dnl
 616         AS_HELP_STRING([--with-media=TYPE],
 617                 [Compile with media stream support.])],
 618         [auto], [Autodetect all media stream support libraries], [dnl
 619         OG_MULTIARG_ITEM([ffmpeg], [FFmpeg], [media streams handled by ffmpeg])
 620         OG_MULTIARG_ITEM([internal], [internal], [media streams handled internally])
 621         OG_MULTIARG_ITEM([mad], [Mad], [media streams handled by mad])
 622         OG_MULTIARG_ITEM([sndfile], [sndfile], [media streams handled by sndfile])
 623         OG_MULTIARG_ITEM([sox], [SoX], [media streams handled by sox])
 624         OG_MULTIARG_ITEM([magic], [magic], [file/libmagic support])
 625 ])
 626
 627
 628 dnl Cryptography Options
 629 dnl ====================
 630 OG_OPTION_GROUP(Cryptography options)
 631
 632 OG_ARG_WITH([openssl],
 633         AS_HELP_STRING([--with-openssl],
 634                 [Compile in experimental support for
 635                 OpenSSL libcrypto and libssl.]),
 636         [yes], [YES])
 637
 638 OG_ARG_WITH([gnutls],
 639         AS_HELP_STRING([--with-gnutls],
 640                 [Compile in experimental support for
 641                 GnuTLS transport security.]),
 642         [no], [NO])
 643
 644
 645 dnl Networking Options
 646 dnl ==================
 647 OG_OPTION_GROUP(Networking options)
 648
 649 OG_ARG_WITH([dnet],
 650         AS_HELP_STRING([--with-dnet],
 651                 [Compile with support for DECnet.]),
 652         [no], [NO])
 653
 654 OG_ARG_WITH([socks],
 655         AS_HELP_STRING([--with-socks],
 656                 [Compile with support for SOCKS (an Internet proxy).]),
 657         [auto], [Autodetect])
 658
 659 OG_ARG_WITH([ipv6-cname],
 660         AS_HELP_STRING([--with-ipv6-cname],
 661                 [Try IPv6 information first when canonicalizing host names.
 662                 This option has no effect unless system supports
 663                 getaddrinfo(3) and getnameinfo(3).]),
 664         [no], [NO])
 665
 666 OG_ARG_WITH([pop],
 667         AS_HELP_STRING([--with-pop],
 668                 [Support POP for mail retrieval.]),
 669         [no], [NO])
 670
 671 OG_ARG_WITH([kerberos],
 672         AS_HELP_STRING([--with-kerberos],
 673                 [Support Kerberos-authenticated POP.]),
 674         [no], [NO])
 675
 676 OG_ARG_WITH([hesiod],
 677         AS_HELP_STRING([--with-hesiod],
 678                 [Support Hesiod to get the POP server host.]),
 679         [no], [NO])
 680
 681
 682 dnl File-related Options
 683 dnl ====================
 684 OG_OPTION_GROUP(File-related options)
 685
 686 OG_ARG_WITH([clash-detection],
 687         AS_HELP_STRING([--with-clash-detection],
 688                 [Use lock files to detect multiple edits
 689                 of the same file.]),
 690         [no], [NO])
 691
 692 OG_ARG_WITH([mail-locking],
 693         AS_HELP_STRING([--with-mail-locking=TYPE],
 694                 [Specify the locking to be used by movemail to prevent
 695                 concurrent updates of mail spool files. Valid types
 696                 are `lockf'  `flock'  `file'  `locking'  `pop' or `mmdf'.]),
 697         [auto], [Autodetect], [lockf flock file locking mmdf pop no])
 698
 699
 700 dnl Internationalisation Options
 701 dnl ============================
 702 OG_OPTION_GROUP(Internationalisation options)
 703
 704 OG_ARG_WITH([mule],
 705         AS_HELP_STRING([--with-mule],
 706                 [Compile with Mule (MUlti-Lingual Emacs) support
 707                 needed to support non-Latin-1 (including Asian)
 708                 languages.]),
 709         [yes], [YES])
 710
 711 OG_ARG_WITH([canna],
 712         AS_HELP_STRING([--with-canna],
 713                 [Compile with support for Canna (a Japanese input method
 714                 used in conjunction with Mule support).]),
 715         [auto], [Autodetect when Mule is enabled])
 716
 717 OG_ARG_WITH([wnn],
 718         AS_HELP_STRING([--with-wnn],
 719                 [Compile with support for Wnn (a multi-language input
 720                 method used in conjunction with Mule support).]),
 721         [auto], [Autodetect when Mule is enabled])
 722
 723 OG_ARG_WITH([wnn6],
 724         AS_HELP_STRING([--with-wnn6],
 725                 [Compile with support for the commercial package Wnn6.]),
 726         [auto], [Autodetect when Mule is enabled])
 727
 728
 729
 730 dnl dnl Other Options
 731 dnl dnl =============
 732 dnl OG_OPTION_GROUP(Other options)
 733 dnl
 734
 735 ## -------------------------------------------------------------------------
 736 ## Check for users who regularly forget about running autoconf
 737 ## -------------------------------------------------------------------------
 738 if test -f $0.ac -a $0.ac -nt $0; then
 739         AC_MSG_ERROR([What are you doing? RUN autoreconf NOW!!!])
 740 fi
 741
 742 #
 743 # Turn off core generation. We are already verifying the program fails, no need
 744 # poluting the workspace. Of course if you are a SXEmacs developer you may want
 745 # to comemnt this on occasion :-)
 746 ulimit -c 0
 747
 748 ## initialise our nestable msg funs
 749 SXE_INIT_MSG_LEVEL
 750
 751 dnl Small snippet to make echo -n work on solaris
 752 ECHO_N= ECHO_C=
 753 case `echo -n x` in
 754 -n*)
 755         case `echo 'x\c'` in
 756         *c*)
 757                 ;;
 758         *)
 759                 ECHO_C='\c'
 760                 ;;
 761         esac
 762         ;;
 763 *)
 764         ECHO_N='-n'
 765         ;;
 766 esac
 767
 768
 769 echo
 770 echo "Preparing the build chain"
 771 echo "========================="
 772
 773 ## We should brag about ourselves, no?
 774 AC_DEFINE([XEMACS], [1], [Pretend to be an XEmacs])
 775 AC_DEFINE([SXEMACS], [1], [Why not? It's the truth!])
 776
 777 dnl -------------------------------------------------------------------------
 778 dnl Command line argument processing.
 779 dnl -------------------------------------------------------------------------
 780 dnl Check for bogus options
 781 dnl -------------------------------------------------------------------------
 782 SXE_CHECK_COMMAND_LINE
 783
 784 AM_INIT_AUTOMAKE([foreign -Wall])
 785 SXE_CHECK_BUILDCHAIN
 786 AC_SUBST(EGREP)
 787
 788 progname=$0
 789 progbasename=$(basename $progname)
 790 progdirname=$(dirname $progname)
 791
 792 ## Build Options
 793 ## =============
 794
 795 echo
 796 echo "Build and System Specific Options"
 797 echo "================================="
 798
 799 SXE_EXPLORE_BUILD_ENVIRONMENT
 800
 801 dnl ----------------------------------------
 802 dnl Find out which version of SXEmacs this is
 803 dnl ----------------------------------------
 804 AC_CHECK_PROG([have_git], [git], [yes], [no])
 805 AC_MSG_CHECKING([for SXEmacs version])
 806 AC_MSG_RESULT([SXEmacs SXEM4CS_VERSION])
 807 dnl Must do the following first to determine verbosity for AC_DEFINE
 808 if test -n "[]SXEM4CS_BETA_P[]"; then
 809         beta=yes
 810 else
 811         beta=no
 812 fi
 813 : "${extra_verbose=$beta}"
 814
 815 AC_MSG_CHECKING([for SXEmacs patchlevel])
 816 CURDIR=$(pwd)
 817 cd "$sxe_srcdir"
 818 if test "$have_git" = "yes"; then
 819         sxemacs_git_version="$(git describe)"
 820 fi
 821 if test -z "$sxemacs_git_version" ; then
 822         sxemacs_git_version="[]SXEM4CS_GIT_VERSION[]"
 823 fi
 824 AC_MSG_RESULT([$sxemacs_git_version])
 825 version="$sxemacs_git_version"
 826 cd "$CURDIR"
 827 main_version="$sxemacs_git_version"
 828 AC_DEFINE_UNQUOTED([EMACS_MAJOR_VERSION], [SXEM4CS_MAJOR_VERSION], [Description here!])
 829 AC_DEFINE_UNQUOTED([EMACS_MINOR_VERSION], [SXEM4CS_MINOR_VERSION], [Description here!])
 830 old_version=[]SXEM4CS_VERSION[]
 831 if test -n "[]SXEM4CS_BETA_VERSION[]"; then
 832         AC_MSG_CHECKING([if we are a beta version])
 833         if test "$beta" = "yes"; then
 834                 AC_MSG_RESULT([yes])
 835                 AC_DEFINE_UNQUOTED([EMACS_BETA_VERSION], [SXEM4CS_BETA_VERSION],
 836                         [Description here!])
 837         else
 838                 AC_MSG_RESULT([no])
 839                 AC_DEFINE_UNQUOTED([EMACS_PATCH_LEVEL], [SXEM4CS_BETA_VERSION],
 840                         [Description here!])
 841         fi
 842 fi
 843 AC_DEFINE_UNQUOTED([SXEMACS_CODENAME], ["[]SXEM4CS_CODENAME[]"], [Description here!])
 844 AC_DEFINE_UNQUOTED([EMACS_VERSION], ["$version"], [Description here!])
 845 AC_DEFINE_UNQUOTED([SXEMACS_GIT_VERSION], ["$sxemacs_git_version"],
 846         [Description here!])
 847
 848 PROGNAME=sxemacs
 849
 850 AC_DEFINE_UNQUOTED([EMACS_PROGNAME], ["$PROGNAME"], [Description here!])
 851
 852 ## build stuff in lib-src unconditionally
 853 SXE_APPEND([lib-src], [MAKE_SUBDIR])
 854 SXE_APPEND([lib-src], [INSTALL_ARCH_DEP_SUBDIR])
 855
 856 ## C compiler build chain
 857 AC_USE_SYSTEM_EXTENSIONS
 858 AC_LANG([C])
 859 AS_MESSAGE([Let's look for the entire C build chain])
 860 SXE_CHECK_CC
 861 SXE_CHECK_CFLAGS
 862
 863 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 864
 865 ## check machine chars
 866 AS_MESSAGE([Let's have a detailed glance at your machine])
 867 SXE_PROC_CPUID
 868 SXE_PROC_VENDORID
 869 SXE_NPROCESSORS
 870 SXE_CHECK_PROC_GOODNESS
 871
 872
 873 ## Debugging Options
 874 ## =================
 875 ## echo
 876 ## echo "Debugging Options"
 877 ## echo "================="
 878
 879 dnl ----------------------------------
 880 dnl Error checking and debugging flags
 881 dnl ----------------------------------
 882 dnl Error checking default to "yes" in beta versions, to "no" in releases.
 883 dnl Same goes for --enable-debug and --extra-verbosity.
 884 if test "$with_error_checking_extents" = yes; then
 885         have_error_checking_extents="yes"
 886         AC_DEFINE([ERROR_CHECK_EXTENTS], [1], [Description here!])
 887         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 888 fi
 889 if test "$with_error_checking_types" = yes; then
 890         have_error_checking_types="yes"
 891         AC_DEFINE([ERROR_CHECK_TYPECHECK], [1], [Description here!])
 892         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)],
 893                 [assert (assertion)], [
 894                 Make sure that all X... macros are dereferencing the correct type,
 895                 and that all XSET... macros (as much as possible) are setting the
 896                 correct type of structure.  Highly recommended for all
 897                 development work.])
 898         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 899 else
 900         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)], [], [])
 901 fi
 902 if test "$with_error_checking_bufpos" = yes; then
 903         have_error_checking_bufpos="yes"
 904         AC_DEFINE([ERROR_CHECK_BUFPOS], [1], [Description here!])
 905         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)],
 906                 [assert (assertion)], [dnl
 907                 Make sure valid buffer positions are passed to BUF_* macros])
 908         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 909 else
 910         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)], [], [])
 911 fi
 912 if test "$with_error_checking_gc" = yes; then
 913         have_error_checking_gc="yes"
 914         AC_DEFINE([ERROR_CHECK_GC], [1], [Description here!])
 915         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)],
 916                 [assert (assertion)], [dnl
 917                 Attempt to catch bugs related to garbage collection
 918                 (e.g. not GCPRO'ing)])
 919         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 920 else
 921         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)], [], [])
 922 fi
 923 if test "$with_error_checking_malloc" = yes; then
 924         have_error_checking_malloc="yes"
 925         AC_DEFINE([ERROR_CHECK_MALLOC], [1], [Description here!])
 926         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 927 fi
 928 if test "$with_error_checking_byte_code"  = yes; then
 929         have_error_checking_byte_code="yes"
 930         AC_DEFINE([ERROR_CHECK_BYTE_CODE], [1], [Description here!])
 931         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 932 fi
 933 if test "$with_error_checking_glyphs" = yes; then
 934         have_error_checking_glyphs="yes"
 935         AC_DEFINE([ERROR_CHECK_GLYPHS], [1], [Description here!])
 936         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 937 fi
 938
 939 dnl enable_debug=yes must be set when error checking is present.  This should be
 940 dnl fixed up.
 941 dnl with_debug implies other options
 942 if test "${with_debug:=$beta}" = "yes"; then
 943         with_memory_usage_stats=yes
 944         SXE_ADD_CRUFT_OBJS([debug.o])
 945         SXE_ADD_CRUFT_OBJS([tests.o])
 946         AC_DEFINE([DEBUG_SXEMACS], [1], [Description here!])
 947 fi
 948 if test "$with_memory_usage_stats" = "yes"; then
 949         AC_DEFINE([MEMORY_USAGE_STATS], [1], [Description here!])
 950 fi
 951
 952
 953
 954 dnl --------------------------------------------------------------
 955 dnl $opsys detection complete; defaults depending on $opsys follow
 956 dnl --------------------------------------------------------------
 957
 958
 959 dnl --------------------------------------------------------------
 960 dnl WooHoo! pdump is ON always and everywhere! --SY.
 961 dnl --------------------------------------------------------------
 962 with_pdump=yes
 963
 964 if test "$with_dynamic" != "no"; then
 965         case "$opsys" in
 966         hpux* | sunos4* )
 967                 with_dynamic=no
 968                 ;;
 969         *)
 970                 with_dynamic=yes
 971                 ;;
 972         esac
 973 fi
 974 if test "$with_dynamic" = "yes"; then
 975         case "$opsys" in
 976         hpux* | sunos4* | sco5 )
 977                 opsys="${opsys}-shr"
 978                 ;;
 979         decosf* )
 980                 ld_call_shared="-call_shared"
 981                 ;;
 982         darwin* )
 983                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
 984                 if test "x$have_ld_no_pie" != "x"; then
 985                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
 986                 fi
 987                 ;;
 988         esac
 989 else dnl "$with_dynamic" = "no"
 990         case "$opsys" in
 991         sol2 )
 992                 echo "Static linking is not supported on Solaris 2."
 993                 echo "Rerun configure without specifying --without-dynamic."
 994                 exit 1
 995                 ;;
 996         linux )
 997                 ld_call_shared="-Bstatic"
 998                 ;;
 999         decosf* )
1000                 ld_call_shared="-non_shared"
1001                 ;;
1002         darwin* )
1003                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
1004                 if test "x$have_ld_no_pie" != "x"; then
1005                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1006                 fi
1007                 ;;
1008         esac
1009 fi
1010
1011 dnl Tools configuration
1012 case "$opsys" in
1013 aix* )
1014         NON_GNU_CC=xlc
1015         ;;      dnl Use xlc by default on AIX
1016 darwin )
1017         RANLIB="ranlib -c"
1018         ;;  dnl Avoid link error in lwlib-config.c
1019         ## this needs rework I think because RANLIB is provided by LT_INIT anyway
1020 esac
1021
1022 stack_trace_eye_catcher=\
1023 `echo ${PROGNAME}_${version}_${ac_cv_build} | sed 'y!@/.-!____!'`
1024 AC_DEFINE_UNQUOTED([STACK_TRACE_EYE_CATCHER], [$stack_trace_eye_catcher],
1025         [Just a very looong string to make traces more readable.])
1026
1027 dnl --------------------------------------------------
1028 dnl Determine the compiler, set up for feature testing
1029 dnl --------------------------------------------------
1030
1031 if test "$with_clash_detection" != "no"; then
1032         AC_DEFINE([CLASH_DETECTION], [1], [Description here!])
1033         SXE_ADD_CRUFT_OBJS([filelock.o])
1034 fi
1035
1036
1037 dnl what exactly do we determine here? and where is it used?
1038 dnl dnl Determine GCC version.
1039 dnl if test "$GCC" = "yes"; then
1040 dnl     AC_RUN_IFELSE([AC_LANG_SOURCE([[
1041 dnl int main ()
1042 dnl {
1043 dnl #if __GNUC__ >= 3
1044 dnl     return 11;
1045 dnl #else
1046 dnl     return 0;
1047 dnl #endif
1048 dnl }]])], [:], [dnl
1049 dnl case "$?" in
1050 dnl 11)
1051 dnl     echo "You appear to be using GCC version 3 or above."
1052 dnl     __GCC3=yes
1053 dnl     ;;
1054 dnl esac], [__GCC3=no])
1055 dnl fi
1056
1057 dnl We don't do AC_PROG_CC for SXEMACS_CC; if we can't trust these people....
1058 : ${SXEMACS_CC:="$CC"}
1059
1060 dnl Figure out what C preprocessor to use.
1061
1062 dnl On Sun systems, people sometimes set up the variable CPP
1063 dnl with a value that is a directory, not an executable at all.
1064 dnl Detect that case, and ignore that value.
1065 test -n "$CPP" -a -d "$CPP" && CPP=
1066
1067 test -n "$NON_GNU_CPP" -a "$GCC" != "yes" -a -z "$CPP" && CPP="$NON_GNU_CPP"
1068
1069 dnl --------------------------------------------------------------------
1070 dnl Compiler feature macros
1071 dnl --------------------------------------------------------------------
1072
1073
1074 dnl --------------------------------------------------------------------
1075 dnl Extract some information from the operating system and machine files
1076 dnl --------------------------------------------------------------------
1077
1078 echo "Extracting information from the machine- and system-dependent headers..."
1079
1080 SXE_CHECK_MACHARCH
1081 SXE_EXTRACT_MACHARCH_INFO
1082
1083 dnl s&m files shouldn't be required to define anything, or even to exist.
1084 dnl So we default SYSTEM_TYPE to the obvious documented standard, `uname -s`,
1085 dnl appropriately emacsulated.
1086 if test -z "$system_type"; then
1087         AC_DEFINE_UNQUOTED([SYSTEM_TYPE],
1088                 ["`uname -s | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`"],
1089                 [Description here!])
1090 fi
1091
1092 dnl If the s&m files don't define a system-specific dumper, simply use pdump.
1093 dnl Sometime in the future, we'll remove all definitions of UNEXEC
1094 dnl from all the s&m files.
1095 test -z "$unexec" && with_pdump=yes
1096
1097 if test "$with_pdump" = "yes"; then
1098         ordinary_link="yes"
1099         ld="${ordinary_ld}"
1100         start_files=
1101         libs_standard=
1102         unexec=
1103         lib_gcc=
1104 fi
1105
1106 dnl dnl For debugging...
1107 dnl SXE_PRINT_VAR([libs_machine libs_system libs_termcap libs_standard
1108 dnl     objects_machine objects_system c_switch_machine c_switch_system
1109 dnl     ld_switch_machine ld_switch_system unexec ld_switch_shared
1110 dnl     ld lib_gcc ld_text_start_addr start_files ordinary_link
1111 dnl     have_terminfo mail_use_flock mail_use_lockf]) && echo ""
1112
1113 dnl bitch at build attempt on win32 machines
1114 case "$opsys" in mingw* | cygwin*)
1115         SXE_DIE("Invalid operation system. Cannot build on win32 machines.")
1116 esac
1117
1118 dnl Non-ordinary link usually requires -lc
1119 test "$ordinary_link" = "no" -a -z "$libs_standard" && libs_standard="-lc"
1120
1121 ## perform compiler specific things
1122 SXE_DO_CC_HACKS
1123 ## machine specific extensions
1124 SXE_CHECK_SIMD_EXTENSIONS
1125
1126 ## some linker flags that might come in handy
1127 SXE_CHECK_LDFLAGS
1128
1129 ## suffices to be defined late, for instance here
1130 SXE_CHECK_PARSER_LEXER
1131
1132 if test "$with_pdump" != "yes"; then
1133         ## GNU ld now defaults to combreloc, which screws up unexec,
1134         ## but not pdump.
1135         ## Note that it's OK if the GNU style long option causes
1136         ## non-GNU ld to barf a usage message, that's often good
1137         ## enough.  Please report it, though.
1138         ## #### Should make this Solaris-friendly.
1139         ## Link with -z nocombreloc for now.
1140         SXE_CHECK_LD_ZFLAG([nocombreloc])
1141         if test "$sxe_cv_ld__z_nocombreloc" = "yes"; then
1142                 SXE_PREPEND_LINKER_FLAG([-z nocombreloc], [ld_switch_site])
1143         fi
1144 fi
1145
1146 dnl Inform compiler that certain flags are meant for the linker
1147 SXE_PROTECT_LINKER_FLAGS(ld_switch_system)
1148 SXE_PROTECT_LINKER_FLAGS(ld_switch_machine)
1149 SXE_PROTECT_LINKER_FLAGS(ld_switch_site)
1150 SXE_PROTECT_LINKER_FLAGS(LDFLAGS)
1151 SXE_PROTECT_LINKER_FLAGS(ld_call_shared)
1152
1153 dnl Add s&m-determined objects to link line
1154 test -n "$objects_machine" && SXE_ADD_CORE_OBJS($objects_machine)
1155 test -n "$objects_system"  && SXE_ADD_CORE_OBJS($objects_system)
1156 test "$with_pdump" = "yes" && SXE_ADD_CORE_OBJS(dumper.o)
1157
1158
1159 dnl Feed s&m crud to src/Makefile
1160
1161 dnl Linux/powerpc needs the following magic for some reason
1162 dnl [Not needed with YellowDog 2.3 and causes link problems with YellowDog 3.0,
1163 dnl the two most popular PowerPC distributions.]
1164 dnl test "$machine$opsys" = "powerpclinux" && start_flags="-T $sxe_srcdir/src/ppc.ldscript"
1165
1166 AC_LANG(C)
1167 if test "$unexec" = "unexaix.o"; then
1168 dnl AIX needs various hacks to make static linking work.
1169   if   test "$with_dynamic" = "no"; then
1170   start_flags="-Wl,-bnso,-bnodelcsect"
1171   test "$GCC" = "yes" && start_flags="-B/bin/ ${start_flags}"
1172   for f in "/lib/syscalls.exp" "/lib/threads.exp"; do
1173     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; fi
1174   done
1175   for f in "/usr/lpp/X11/bin/smt.exp" "/usr/bin/X11/smt.exp"; do
1176     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; break; fi
1177   done
1178   AC_CHECK_LIB([c], [terminateAndUnload], [SXE_APPEND(-lC, libs_system)])
1179   fi
1180 elif test -n "$ld_text_start_addr"; then
1181   start_flags="-T $ld_text_start_addr -e __start"
1182 fi
1183 AC_SUBST(start_flags)
1184
1185 AC_SUBST(ld_switch_shared)
1186 AC_SUBST(start_files)
1187 if test "$ordinary_link" = "no" -a "$GCC" = "yes"; then
1188         if test -z "$linker"; then
1189                 linker='$(CC) -nostdlib'
1190                 SXE_APPEND([-nostdlib], [start_flags])
1191         fi
1192         test -z "$lib_gcc" && lib_gcc='`$(CC) -print-libgcc-file-name`'
1193 fi
1194 test "$GCC" != "yes" && lib_gcc=
1195 AC_SUBST(ld)
1196 AC_SUBST(lib_gcc)
1197
1198
1199
1200 ## ---------------------------------------------------------------
1201 ## Add site and system specific flags to compile and link commands
1202 ## ---------------------------------------------------------------
1203
1204 ## compute those site prefixes
1205 SXE_COMPUTE_SITE_PREFIXES
1206 ## compute a LD_RUN_PATH
1207 SXE_COMPUTE_LD_RUN_PATH
1208
1209
1210 ## some header checks
1211 SXE_CHECK_BASIC_HEADERS
1212 ## the very basic c types
1213 SXE_CHECK_BASIC_TYPES
1214
1215 ## for signalling
1216 SXE_CHECK_SIGNALS
1217
1218 AC_CHECK_MEMBERS([struct stat.st_rdev])
1219 AC_CHECK_TYPES([ptrdiff_t])
1220
1221 ## check whether intptr_t is definied in sys/types.h
1222 SXE_CHECK_INTPTR_T
1223
1224 dnl -lm is required for floating point support, among other things
1225 AC_CHECK_FUNC([sin], [], [AC_CHECK_LIB([m], [sin])])
1226
1227
1228 dnl check for Make feature
1229 AC_PROG_MAKE_SET
1230
1231
1232 dnl check for long file names
1233 AC_SYS_LONG_FILE_NAMES
1234 AC_SYS_LARGEFILE
1235 AC_SYS_INTERPRETER
1236 AC_SYS_POSIX_TERMIOS
1237
1238 AC_FUNC_MALLOC
1239 AC_FUNC_MKTIME
1240
1241 dnl See if mkstemp is available
1242 AC_CHECK_FUNCS([mkstemp])
1243
1244 SXE_CHECK_FILE_LOCK
1245
1246 case "$opsys" in decosf*)
1247         AC_CHECK_LIB([pthreads], [cma_open])
1248         if test "$ac_cv_lib_pthreads_cma_open" = "yes"; then
1249                 c_switch_site="$c_switch_site -threads"
1250         fi
1251         ;;
1252 esac
1253
1254
1255 dnl ----------------------------------------------------------------
1256 dnl Miscellaneous flags
1257 dnl ----------------------------------------------------------------
1258
1259 AC_MSG_CHECKING(whether the -xildoff compiler flag is required)
1260 if   ${CC-cc} '-###' -xildon  no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ; then
1261   if ${CC-cc} '-###' -xildoff no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ;
1262     then AC_MSG_RESULT(no);
1263     else AC_MSG_RESULT(yes); SXE_APPEND_UNDUP(-xildoff, ld_switch_site)
1264   fi
1265   else AC_MSG_RESULT(no)
1266 fi
1267
1268 dnl Link with "-z ignore" on Solaris if supported
1269 if test "$opsys" = "sol2"; then
1270   if test "$os_release" -ge 506; then
1271     AC_MSG_CHECKING(for "-z ignore" linker flag)
1272     case "`ld -h 2>&1`" in
1273       *-z\ ignore\|record* ) AC_MSG_RESULT(yes)
1274         SXE_PREPEND_UNDUP(-z ignore, ld_switch_site) ;;
1275       *) AC_MSG_RESULT(no) ;;
1276     esac
1277   fi
1278 fi
1279
1280 dnl ----------------------------------------------------------------
1281 dnl Check for Unixoid pty/process support.
1282 dnl ----------------------------------------------------------------
1283
1284 dnl There is no "standard" pty allocation method.  Every system is different.
1285 dnl  getpt()  is the preferred pty allocation method on glibc systems.
1286 dnl _getpty() is the preferred pty allocation method on SGI systems.
1287 dnl grantpt(), unlockpt(), ptsname() are defined by Unix98.
1288 AC_CHECK_FUNCS([getpt _getpty grantpt unlockpt ptsname killpg tcgetpgrp])
1289
1290 dnl openpty() is the preferred pty allocation method on BSD and Tru64 systems.
1291 dnl openpty() might be declared in:
1292 dnl - pty.h (Tru64 or Linux)
1293 dnl - libutil.h (FreeBSD)
1294 dnl - util.h (NetBSD)
1295 AC_CHECK_FUNC(openpty, have_openpty=yes, [
1296   AC_CHECK_LIB(util, openpty, have_openpty=yes need_libutil=yes)])
1297 if test "$have_openpty" = "yes"; then
1298   AC_DEFINE([HAVE_OPENPTY], [1], [Description here!])
1299   AC_CHECK_HEADERS(libutil.h util.h, break)
1300   test "$need_libutil" = "yes" && SXE_APPEND(-lutil, libs_system)
1301 fi
1302
1303 dnl Check for system-specific pty header files
1304 dnl Often the TIOCSIG* symbols are hiding there.
1305 case "$opsys" in
1306   dnl HPUX pty.h #defines TRUE and FALSE, so just use ptyio.h there.
1307   hpux*) AC_CHECK_HEADERS(sys/ptyio.h) ;;
1308   *) AC_CHECK_HEADERS(pty.h)
1309      test "$ac_cv_header_pty_h" = "no" && AC_CHECK_HEADERS(sys/pty.h)
1310      ;;
1311 esac
1312
1313 dnl Check for STREAM support functions.
1314 dnl Confusingly, "str" means both "string" and "SysV Streams".
1315 AC_CHECK_HEADERS(stropts.h)
1316 if test "$ac_cv_header_stropts_h" = "yes"; then
1317   AC_CHECK_FUNCS(isastream)
1318   AC_CHECK_HEADERS(strtio.h) dnl TIOCSIGNAL
1319 fi
1320
1321 dnl Check whether the system provides getloadavg().
1322 AC_CHECK_FUNCS(getloadavg)
1323
1324 if test "$ac_cv_func_getloadavg" = "yes"; then
1325   dnl Solaris 8 declares getloadavg() in <sys/loadavg.h>.
1326   dnl glibc 2.2 declares getloadavg() in <stdlib.h>...
1327   dnl   ...if we #define _GNU_SOURCE, which we do.
1328   AC_CHECK_HEADERS(sys/loadavg.h)
1329 else
1330   dnl We define our own getloadavg() using lower level functions.
1331   SXE_ADD_CRUFT_OBJS([getloadavg.o])
1332
1333   dnl Used by getloadavg() - does not require root priveleges
1334   AC_CHECK_LIB(kstat, kstat_open)
1335   AC_CHECK_HEADERS(kstat.h)
1336
1337   dnl Another way to get the load average
1338   AC_CHECK_LIB(kvm, kvm_read)
1339 fi
1340
1341 dnl If netdb.h does not declare h_errno, we must declare it by hand.
1342 AC_MSG_CHECKING(whether netdb declares h_errno)
1343 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
1344   [[return h_errno;]])],
1345   [AC_MSG_RESULT(yes)
1346    AC_DEFINE([HAVE_H_ERRNO], [1], [Description here!])],
1347   [AC_MSG_RESULT(no)])
1348
1349 AC_MSG_CHECKING([for sigsetjmp])
1350 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1351 #include <setjmp.h>
1352         ]], [[
1353 sigjmp_buf bar;
1354 sigsetjmp (bar, 0);
1355         ]])],
1356         [sxe_cv_c_func_sigsetjmp="yes"],
1357         [sxe_cv_c_func_sigsetjmp="no"])
1358 AC_MSG_RESULT([$sxe_cv_c_func_sigsetjmp])
1359 if test "$sxe_cv_c_func_sigsetjmp" = "yes"; then
1360         AC_DEFINE([HAVE_SIGSETJMP], [1], [Description here!])
1361         AC_DEFINE_UNQUOTED([SETJMP(x)], [sigsetjmp (x, 0)], [dnl
1362                 We want to avoid saving the signal mask if possible, because
1363                 that necessitates a system call.])
1364         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [siglongjmp(x, y)], [dnl
1365                 Description here!])
1366         AC_DEFINE_UNQUOTED([JMP_BUF], [sigjmp_buf], [dnl
1367                 Description here!])
1368 else
1369         AC_DEFINE_UNQUOTED([SETJMP(x)], [setjmp(x)], [dnl
1370                 We want to avoid saving the signal mask if possible, because
1371                 that necessitates a system call.])
1372         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [longjmp(x, y)], [Description here!])
1373         AC_DEFINE_UNQUOTED([JMP_BUF], [jmp_buf], [Description here!])
1374 fi
1375
1376
1377 AC_MSG_CHECKING(whether localtime caches TZ)
1378 AC_CACHE_VAL(emacs_cv_localtime_cache,
1379 [if test "$ac_cv_func_tzset" = "yes"; then
1380 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
1381 #if STDC_HEADERS
1382 # include <stdlib.h>
1383 #endif
1384 extern char **environ;
1385 unset_TZ ()
1386 {
1387   char **from, **to;
1388   for (to = from = environ; (*to = *from); from++)
1389     if (! (to[[0]][[0]] == 'T' && to[[0]][[1]] == 'Z' && to[[0]][[2]] == '='))
1390       to++;
1391 }
1392 char TZ_GMT0[[]] = "TZ=GMT0";
1393 char TZ_PST8[[]] = "TZ=PST8";
1394 main()
1395 {
1396   time_t now = time ((time_t *) 0);
1397   int hour_GMT0, hour_unset;
1398   if (putenv (TZ_GMT0) != 0)
1399     exit (1);
1400   hour_GMT0 = localtime (&now)->tm_hour;
1401   unset_TZ ();
1402   hour_unset = localtime (&now)->tm_hour;
1403   if (putenv (TZ_PST8) != 0)
1404     exit (1);
1405   if (localtime (&now)->tm_hour == hour_GMT0)
1406     exit (1);
1407   unset_TZ ();
1408   if (localtime (&now)->tm_hour != hour_unset)
1409     exit (1);
1410   exit (0);
1411 }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1412 [# If we have tzset, assume the worst when cross-compiling.
1413 emacs_cv_localtime_cache=yes])
1414 else
1415         # If we lack tzset, report that localtime does not cache TZ,
1416         # since we can't invalidate the cache if we don't have tzset.
1417         emacs_cv_localtime_cache=no
1418 fi],[:])dnl
1419 AC_MSG_RESULT($emacs_cv_localtime_cache)
1420 if test $emacs_cv_localtime_cache = yes; then
1421   AC_DEFINE([LOCALTIME_CACHE], [1], [Description here!])
1422 fi
1423
1424
1425 need_alloca_c=no
1426 dnl HP-UX has a working alloca in libPW.
1427 dnl case "${GCC}${opsys}" in hpux* )
1428 dnl  AC_CHECK_FUNC(alloca, [:], [AC_CHECK_LIB(PW, alloca)])
1429 dnl esac
1430
1431 dnl AC_FUNC_ALLOCA doesn't know about DEC C's #pragma intrinsic(alloca)
1432 if test "$__DECC" != "yes"; then
1433         AC_FUNC_ALLOCA
1434         if test -n "$ALLOCA"; then
1435                 SXE_ADD_CRUFT_OBJS([$ALLOCA])
1436                 need_alloca_c=yes
1437         fi
1438 fi
1439
1440 AC_MSG_CHECKING(for working alloca in function calls)
1441 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1442 #if defined (__GNUC__)
1443 #define alloca __builtin_alloca
1444 #elif defined (__DECC)
1445 #include <alloca.h>
1446 #pragma intrinsic(alloca)
1447 #elif defined (HAVE_ALLOCA_H)
1448 #include <alloca.h>
1449 #elif defined (_AIX)
1450 #pragma alloca
1451 #elif ! defined (alloca)
1452 #ifdef C_ALLOCA
1453 #define alloca xemacs_c_alloca
1454 #else
1455 void *alloca ();
1456 #endif /* C_ALLOCA */
1457 #endif /* !defined (alloca) */
1458
1459 void
1460 f1 (double a, void *ptr, int b)
1461 {
1462   unsigned char *ptr2 = (unsigned char *) ptr;
1463   if (ptr2[[0]] != 0xBF || ptr2[[1]] != 0xBF || ptr2[[3000]] != 0xBF)
1464     exit (1);
1465   if (a != 3.1415 || b != -5490)
1466     exit (1);
1467 }
1468
1469 int
1470 f2 (short c, void *ptr, long e)
1471 {
1472   unsigned char *ptr2 = (unsigned char *) ptr;
1473   if (ptr2[[0]] != 0xFB || ptr2[[1]] != 0xFB || ptr2[[1000]] != 0xFB)
1474     exit (1);
1475   if (c != 665 || e != 776776776)
1476     exit (1);
1477   f1 (3.1415, memset (alloca (3001), 0xBF, 3001), -5490);
1478   return 42;
1479 }
1480
1481 int
1482 main (int argc, char *argv[])
1483 {
1484   if (f2 (665, memset (alloca (1001), 0xFB, 1001), 776776776) != 42)
1485     return 1;
1486   return 0;
1487 }
1488 ]])], working_alloca_in_function_calls=yes, working_alloca_in_function_calls=no,
1489 working_alloca_in_function_calls=no)
1490 AC_MSG_RESULT($working_alloca_in_function_calls)
1491 test "$working_alloca_in_function_calls" != "yes" && \
1492   AC_DEFINE([BROKEN_ALLOCA_IN_FUNCTION_CALLS], [1], [Description here!])
1493
1494 AM_CONDITIONAL([NEED_ALLOCA_C], [
1495         test "$working_alloca_in_function_calls" = "yes" && \
1496         test "$need_alloca_c" = "yes"])
1497
1498 dnl Check whether strcoll exists and works correctly. (This does more
1499 dnl than just check for its existence.) If so, it defines HAVE_STRCOLL.
1500 AC_FUNC_STRCOLL
1501
1502 dnl If `getpgrp' takes no argument (the POSIX.1 version), define
1503 dnl `GETPGRP_VOID'.  Otherwise, it is the BSD version, which takes a
1504 dnl process ID as an argument.
1505 AC_CHECK_FUNCS(getpgrp)
1506 AC_FUNC_GETPGRP
1507
1508 dnl We used to call AC_FUNC_MMAP here
1509 dnl Instead we now use following, suggested by Neal Becker
1510 AC_MSG_CHECKING(for working mmap)
1511 case "$opsys" in ultrix* ) have_mmap=no ;; *)
1512 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1513 #include <unistd.h>
1514 #include <fcntl.h>
1515 #include <sys/mman.h>
1516
1517 #ifndef MAP_VARIABLE
1518 #define MAP_VARIABLE 0
1519 #endif
1520
1521 #ifndef MAP_FAILED
1522 #define MAP_FAILED -1
1523 #endif
1524
1525 int main (int argc, char *argv[])
1526 {
1527   int fd = -1;
1528   caddr_t p;
1529 #ifndef MAP_ANONYMOUS
1530   fd = open ("/dev/zero", O_RDWR);
1531   if (fd < 0)
1532     return 1;
1533 #define MAP_ANONYMOUS 0
1534 #endif
1535   if (mmap(0, 1024, PROT_READ | PROT_WRITE,
1536            MAP_PRIVATE | MAP_VARIABLE | MAP_ANONYMOUS,
1537            fd, 0) != (void *) MAP_FAILED)
1538     return 0;
1539   perror ("conftest: mmap failed");
1540   return 1;
1541 }]])], have_mmap=yes, have_mmap=no, have_mmap=no) ;;
1542 esac
1543 AC_MSG_RESULT($have_mmap)
1544 test "$have_mmap" = "yes" && AC_DEFINE([HAVE_MMAP], [1], [Description here!])
1545
1546 dnl rel_alloc requires either GNU malloc or system malloc with mmap
1547 dnl We only turn rel_alloc on by default if mmap is available.
1548 test "$GNU_MALLOC" != "yes" -a "$have_mmap" != "yes" && with_rel_alloc=no
1549 if test "$with_rel_alloc $have_mmap" = "default yes"; then
1550         if test "$doug_lea_malloc" = "yes"; then
1551                 dnl Check if malloc() calls mmap(), making rel_alloc pointless.
1552                 AC_MSG_CHECKING(for M_MMAP_THRESHOLD)
1553                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],[[
1554 #ifndef M_MMAP_THRESHOLD
1555 #error No M_MMAP_THRESHOLD :-(
1556 !@+$%^&*_)(_ - unlikely to compile...
1557 #endif
1558                         ]])], [
1559                         with_rel_alloc=no
1560                         AC_MSG_RESULT(yes)], [
1561                         with_rel_alloc=yes
1562                         AC_MSG_RESULT(no)])
1563         else
1564                 with_rel_alloc=yes
1565         fi
1566 fi
1567 if test "$with_rel_alloc" = "yes"; then
1568         AC_DEFINE([REL_ALLOC], [1], [Description here!])
1569         SXE_ADD_MEMALLOC_OBJS(ralloc.o)
1570 fi
1571
1572 dnl Check for tests/rminal I/O variants
1573 dnl TERMIOS systems may have termio.h, but not vice-versa, I think.
1574 AC_CHECK_HEADER(termios.h,
1575   AC_DEFINE([HAVE_TERMIOS], [1], [Description here!])
1576   AC_DEFINE([SIGNALS_VIA_CHARACTERS], [1], [Description here!])
1577   AC_DEFINE([NO_TERMIO], [1], [Description here!]),
1578   [AC_CHECK_HEADER(termio.h, [AC_DEFINE([HAVE_TERMIO], [1], [Description here!])])])
1579
1580
1581 dnl Check for directory variants
1582 AC_CHECK_HEADER(dirent.h, [AC_DEFINE([SYSV_SYSTEM_DIR], [1], [Description here!])],
1583   [AC_CHECK_HEADER(sys/dir.h, , [AC_DEFINE([NONSYSTEM_DIR_LIBRARY], [1], [Description here!])])])
1584
1585 dnl check for readdir64_r (the reentrant version of readdir64)
1586 AC_CHECK_FUNC(readdir64_r, [AC_DEFINE([HAVE_LARGEFILE], [1], [Description here!])])
1587
1588 dnl Check for nlist.h
1589 AC_CHECK_HEADER([nlist.h], [AC_DEFINE([NLIST_STRUCT], [1], [Description here!])], [])
1590
1591 dnl firstly check for pthread support so that we can use the
1592 dnl asynchronous playing routines
1593
1594 dnl special pthread handling
1595 dnl AIX uses pthreads instead of pthread, and HP/UX uses cma
1596 dnl FreeBSD uses -pthread
1597 AC_CHECK_LIB(pthread, pthread_create)
1598 if test "${ac_cv_lib_pthread_pthread_create}" = "yes"; then
1599         have_threads=yes
1600
1601         SXE_CHECK_COMPILER_FLAGS([-pthreads])
1602         SXE_CHECK_COMPILER_FLAGS([-pthread])
1603         if test "${sxe_cv_c_flags__pthreads}" = "yes"; then
1604                 SXE_PREPEND_UNDUP([-pthreads], [c_switch_site])
1605         fi
1606         if test "${sxe_cv_c_flags__pthread}" = "yes"; then
1607                 SXE_PREPEND_UNDUP([-pthread], [c_switch_site])
1608         fi
1609         SXE_PREPEND([-lpthread], [MM_LIBS])
1610 fi
1611
1612 dnl test for AIX pthreads
1613 AC_CHECK_LIB(pthreads, pthread_create)
1614 if test $ac_cv_lib_pthreads_pthread_create = yes; then
1615   have_threads=yes
1616   SXE_PREPEND(-lpthreads, MM_LIBS)
1617 fi
1618
1619 dnl test for HPUX cma threads.
1620 AC_CHECK_LIB(cma, pthread_create)
1621 if test $ac_cv_lib_cma_pthread_create = yes; then
1622   have_threads=yes
1623   SXE_PREPEND(-lcma, MM_LIBS)
1624 fi
1625
1626 dnl FreeBSD -pthread check
1627 AC_DEFUN([AC_PTHREAD_FREEBSD],
1628 [AC_MSG_CHECKING([if we need -pthread for threads])
1629 AC_CACHE_VAL(ac_cv_ldflag_pthread,
1630         [ac_save_ld_switch_site="$ld_switch_site"
1631         ld_switch_site="-pthread $ld_switch_site"
1632         AC_LINK_IFELSE([AC_LANG_PROGRAM([[char pthread_create();]],
1633         [[char pthread_create();]])],
1634         eval "ac_cv_ldflag_pthread=yes",
1635         eval "ac_cv_ldflag_pthread=no"),
1636         ld_switch_site="$ac_save_ld_switch_site"
1637 ])
1638 if eval "test \"`echo $ac_cv_ldflag_pthread`\" = yes"; then
1639         AC_MSG_RESULT(yes)
1640         have_threads=yes
1641         SXE_PREPEND_UNDUP("-pthread", ld_switch_site)
1642         SXE_PREPEND_UNDUP("-D_THREAD_SAFE", c_switch_site)
1643 else
1644         AC_MSG_RESULT(no)
1645 fi])
1646
1647 dnl If all other thread tests fail, try BSD's -pthread
1648 if test "$have_threads" != yes; then
1649   AC_PTHREAD_FREEBSD
1650 fi
1651
1652 if test "$have_threads" = yes; then
1653   AC_DEFINE([HAVE_THREADS], [1], [Description here!])
1654 fi
1655
1656
1657 ## Internal Options
1658 ## ================
1659
1660 echo
1661 echo "Internal Options"
1662 echo "================"
1663
1664 SXE_CHECK_LIBTOOL
1665 SXE_CHECK_LIBLTDL
1666
1667 dnl ----------------------------------------------------------------
1668 dnl Check for POSIX functions.
1669 dnl ----------------------------------------------------------------
1670
1671 SXE_CHECK_BASIC_FUNS
1672 AC_CHECK_FUNCS([alarm cbrt closedir dup2 eaccess endpwent floor fmod fpathconf frexp fsync ftime ftruncate getaddrinfo getcwd gethostbyname gethostname getnameinfo getpagesize getrlimit gettimeofday getwd isascii link logb lrand48 matherr memchr memmove memset mkdir mktime munmap perror poll pow putenv random re_comp readlink regcomp rename res_init rint rmdir select setitimer setlocale setpgid setsid sigblock sighold sigprocmask snprintf socket sqrt stpcpy strcasecmp strchr strdup strerror strlwr strrchr strspn strtol strupr symlink tzset ulimit umask uname usleep utime vlimit vsnprintf waitpid wcscmp wcslen])
1673
1674
1675 ## combines all these time structures and funs
1676 SXE_CHECK_METRONOME
1677 SXE_CHECK_SUFFICIENCY([metronome], [metronome])
1678
1679 ## check for a sane dirname/realpath
1680 SXE_CHECK_DIRNAME
1681 SXE_CHECK_REALPATH
1682
1683 dnl -----------------------------------
1684 dnl Do some misc autoconf-special tests
1685 dnl -----------------------------------
1686
1687 dnl Do the opsystem or machine files prohibit the use of the GNU malloc?
1688 dnl Assume not, until told otherwise.
1689 GNU_MALLOC=yes
1690 if test "$with_dlmalloc" != "no"; then
1691         doug_lea_malloc=yes
1692 else
1693         doug_lea_malloc=no
1694 fi
1695 after_morecore_hook_exists=yes
1696 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1697 AC_MSG_CHECKING(whether __after_morecore_hook exists)
1698 AC_LINK_IFELSE([AC_LANG_SOURCE([[extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0]])],
1699   [AC_MSG_RESULT(yes)],
1700   [AC_MSG_RESULT(no)
1701    after_morecore_hook_exists=no])
1702 if test "$system_malloc" = "yes" ; then
1703   GNU_MALLOC=no
1704   GNU_MALLOC_reason="
1705     - The GNU allocators don't work with this system configuration."
1706 elif test "$with_system_malloc" = "yes" ; then
1707   GNU_MALLOC=no
1708   GNU_MALLOC_reason="
1709     - User chose not to use GNU allocators."
1710 elif test "$with_debug_malloc" = "yes" ; then
1711   GNU_MALLOC=no
1712   GNU_MALLOC_reason="
1713     - User chose to use Debugging Malloc."
1714 fi
1715
1716 if test "$doug_lea_malloc" = "yes" -a "$GNU_MALLOC" = "yes" ; then
1717         GNU_MALLOC_reason="
1718     - Using Doug Lea's new malloc from the GNU C Library."
1719         AC_DEFINE([DOUG_LEA_MALLOC], [1], [Description here!])
1720         if test "$after_morecore_hook_exists" = "no" ; then
1721                 GNU_MALLOC_reason="
1722     - Using Doug Lea's new malloc from the Linux C Library."
1723         AC_DEFINE([_NO_MALLOC_WARNING_], [1], [Description here!])
1724         fi
1725 fi
1726 AM_CONDITIONAL([USE_MEMALLOC], [test -n "${libmemalloc_objs}"])
1727
1728 dnl #### mcheck is broken in all versions of Linux libc and glibc.
1729 dnl Try this again when 2.1 hits the streets.
1730 dnl Avoid using free-hook.c if support exists for malloc debugging in libc
1731 have_libmcheck=no
1732 if test "$with_error_checking_malloc" = "yes" -a \
1733    "$have_glibc" = "yes" -a \
1734    "$doug_lea_malloc" = "yes"; then
1735         AC_CHECK_HEADERS(mcheck.h)
1736         AC_CHECK_LIB(mcheck, mcheck, [have_libmcheck=yes], [have_libmcheck=no])
1737 fi
1738
1739 if test "$with_module_support" != "no"; then
1740         AS_MESSAGE([checking for module support])
1741         if test "$sxe_cv_feat_libltdl" = "yes"; then
1742                 have_module_support="yes"
1743                 with_module_support="yes"
1744                 SXE_ADD_CRUFT_OBJS([emodules-ng.o])
1745                 AC_DEFINE([HAVE_EMODULES], [1], [Whether emods would be available])
1746                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1747         else
1748                 have_module_support="no"
1749                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1750         fi
1751 fi
1752
1753 AM_CONDITIONAL([DESCEND_MODULES],
1754         [test "$with_module_support $have_module_support" = "yes yes"])
1755 if test "$with_module_support $have_module_support" = "yes"; then
1756         SXE_APPEND([src], [MAKE_SUBDIR])
1757         SXE_APPEND([src], [INSTALL_ARCH_DEP_SUBDIR])
1758         SXE_APPEND([modules], [MAKE_AM_SUBDIR])
1759         SXE_APPEND([modules], [SRC_SUBDIR_DEPS])
1760 dnl else
1761 dnl     MOD_CC="$SXEMACS_CC"
1762 dnl     MODCFLAGS="\$(SXE_CFLAGS) -I../../src -I\$(sxe_srcdir)/../../src"
1763 dnl     INSTALLPATH=""
1764 dnl     MOD_INSTALL_PROGRAM="true"
1765 dnl     OBJECT_TO_BUILD="\$(MODNAME).o"
1766 fi
1767
1768 if test "$opsys" != "darwin"; then
1769
1770         if test "$with_modules_ase" = "yes"; then
1771                 have_modules_ase=yes
1772         fi
1773         if test "$with_static_modules_ase" = "yes"; then
1774                 have_static_modules_ase=yes
1775         fi
1776 fi
1777 SXE_EMOD_STATMOD([ase])
1778 if test "$opsys" != "darwin"; then
1779         have_ase_cart="yes"
1780         have_ase_dig="yes"
1781         have_ase_intv="yes"
1782         have_ase_metric="yes"
1783         have_ase_nbhood="yes"
1784         have_ase_perm="yes"
1785         have_ase_resclass="yes"
1786 fi
1787 if test "$have_bison" = "yes"; then
1788         if test "$with_modules_cl" = "yes" ; then
1789                 have_modules_cl="yes"
1790         fi
1791         if test "$with_static_modules_cl" = "yes"; then
1792                 have_static_modules_cl="yes"
1793         fi
1794 else
1795         if test "$with_modules_cl" = "yes" -o "$with_static_modules_cl" = "yes"; then
1796                 AC_MSG_WARN([Sorry no bison means no cl module for you.])
1797         fi
1798 fi
1799
1800 SXE_EMOD_STATMOD([cl])
1801
1802 dnl D-Bus
1803 SXE_CHECK_DBUS
1804 if test "$have_dbus" = "yes"; then
1805         if test "$with_modules_dbus" = "yes"; then
1806                 have_modules_dbus=yes
1807         fi
1808         if test "$with_static_modules_dbus" = "yes"; then
1809                 have_static_modules_dbus=yes
1810         fi
1811         SXE_EMOD_STATMOD([dbus])
1812 else
1813         AC_MSG_WARN([I cannot believe you do not have d-bus.])
1814 fi
1815
1816 AM_CONDITIONAL([AUTARKIC], [test "0" = "1"])
1817 MODARCHDIR=
1818 MAKE_DOCFILE="$sxe_blddir/lib-src/make-docfile"
1819 ELLMAKEDOC=$MAKE_DOCFILE
1820 ELLCC=$MOD_CC
1821 AC_SUBST(ELLCC)
1822 AC_SUBST(ELLMAKEDOC)
1823 AC_SUBST(with_modules, $with_modules)
1824 AC_SUBST(MOD_CC)
1825 AC_SUBST(MODARCHDIR)
1826 AC_SUBST(MAKE_DOCFILE)
1827 AC_SUBST(MODCFLAGS)
1828 AC_SUBST(INSTALLPATH)
1829 AC_SUBST(MOD_INSTALL_PROGRAM)
1830 AC_SUBST(OBJECT_TO_BUILD)
1831 SXE_SUBST_STATMOD_A
1832
1833 ## FFI support
1834 SXE_CHECK_FFI
1835 SXE_CHECK_SUFFICIENCY([ffi], [FFI support], [
1836         ## additional actions
1837         AC_DEFINE([HAVE_LIBFFI], [1], [Description here!])
1838         HAVE_LIBFFI=yes
1839         FFI_LIBS="-lffi"
1840         SXE_ADD_CRUFT_OBJS([effi.o])
1841 ])
1842
1843 ## ENT support
1844 SXE_CHECK_ENT
1845
1846 ## check for pseudo gaussian numbers
1847 AC_MSG_CHECKING([for pseug (gaussian numbers)])
1848 if test "$sxe_cv_feat_gmp" = "yes"; then
1849         ## the good case
1850         AC_DEFINE([HAVE_PSEUG], [1], [Whether we COULD do gaussian numbers!])
1851         sxe_cv_feat_pseug="yes"
1852 else
1853         sxe_cv_feat_pseug="no"
1854 fi
1855 AC_MSG_RESULT([$sxe_cv_feat_pseug])
1856
1857 ## check for pseudo complex numbers
1858 AC_MSG_CHECKING([for pseuc (pseudo complex numbers)])
1859 if test "$sxe_cv_feat_mpfr" = "yes"; then
1860         ## the good case
1861         AC_DEFINE([HAVE_PSEUC], [1], [Whether we COULD do complex numbers!])
1862         sxe_cv_feat_pseuc="yes"
1863 else
1864         sxe_cv_feat_pseuc="no"
1865 fi
1866 AC_MSG_RESULT([$sxe_cv_feat_pseuc])
1867
1868 ## check for pseudo quaternions
1869 AC_MSG_CHECKING([for quatern (quaternion numbers)])
1870 if test "$sxe_cv_feat_gmp" = "yes"; then
1871         ## the good case
1872         AC_DEFINE([HAVE_QUATERN], [1], [Whether we COULD do quaternions!])
1873         sxe_cv_feat_quatern="yes"
1874 else
1875         sxe_cv_feat_quatern="no"
1876 fi
1877 AC_MSG_RESULT([$sxe_cv_feat_quatern])
1878
1879
1880 ## go through what the PH^Wuser has specified
1881 ## it's a wee bit more complex, so let's go for it
1882 ## we use a dijkstra-if
1883 ent_dijkstra="$with_ent_gmp $sxe_cv_feat_gmp"
1884 if test "$ent_dijkstra" = "yes yes"; then
1885         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1886         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1887         SXE_ADD_ENT_OBJS([ent-gmp.o])
1888         have_ent_gmp="yes"
1889 elif test "$ent_dijkstra" = "yes no"; then
1890         ## pity, we wanted GMP but we dont have it
1891         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1892         have_ent_gmp="no"
1893 elif test "$ent_dijkstra" = "no yes"; then
1894         ## we didn't want GMP but we have it
1895         ## do nothing in that case
1896         have_ent_gmp="no"
1897 elif test "$ent_dijkstra" = "no no"; then
1898         ## great, we didnt opt for GMP and we're lucky, it's not there either
1899         have_ent_gmp="no"
1900 fi
1901
1902 ## evaluate mpfr results
1903 ent_dijkstra="$with_ent_mpfr $sxe_cv_feat_mpfr"
1904 if test "$ent_dijkstra" = "yes yes"; then
1905         ## the good case
1906         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1907         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1908         SXE_ADD_ENT_OBJS([ent-mpfr.o])
1909         have_ent_mpfr="yes"
1910 elif test "$ent_dijkstra" = "yes no"; then
1911         ## we want but can't have
1912         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1913         have_ent_mpfr="no"
1914 elif test "$ent_dijkstra" = "no yes"; then
1915         have_ent_mpfr="no"
1916 elif test "$ent_dijkstra" = "no no"; then
1917         have_ent_mpfr="no"
1918 fi
1919
1920
1921 ## whether to enable gaussian numbers
1922 ent_dijkstra="$with_ent_pseug $sxe_cv_feat_pseug"
1923 if test "$ent_dijkstra" = "yes yes"; then
1924         ## perfick
1925         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1926         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1927         SXE_ADD_ENT_OBJS([ent-gaussian.o])
1928         have_ent_pseug="yes"
1929 elif test "$ent_dijkstra" = "yes no"; then
1930         ## grrrr
1931         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1932         have_ent_pseug="no"
1933 elif test "$ent_dijkstra" = "no yes"; then
1934         have_ent_pseug="no"
1935 elif test "$ent_dijkstra" = "no no"; then
1936         have_ent_pseug="no"
1937 fi
1938
1939 ## whether to enable emulated complex numbers
1940 ent_dijkstra="$with_ent_pseuc $sxe_cv_feat_pseuc $with_ent_mpc $sxe_cv_feat_mpc"
1941 if test "$ent_dijkstra" = "yes yes yes yes"; then
1942         ## skip pseuc usage
1943         have_ent_pseuc="veto"
1944         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1945         AS_MESSAGE([ENT: Built-in support for complex numbers available, dnl
1946 but omitted in favour of MPC.])
1947         omit_ent_pseuc_in_favour_of="mpc"
1948         ## set up to use plain mpc
1949         AC_DEFINE([WITH_MPC], [1], [Description here!])
1950         SXE_PREPEND([$MPC_LIBS], [ENT_LIBS])
1951         SXE_ADD_ENT_OBJS([ent-mpc.o])
1952         have_ent_mpc="yes"
1953 elif test "$ent_dijkstra" = "yes yes yes no"; then
1954         ## user planned to use mpc, hasnt got it though
1955         ## now he's cursed with pseudo complex numbers :)
1956         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1957         have_ent_pseuc="yes"
1958         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1959         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1960         ## we want mpc but can't have, set up that
1961         AC_DEFINE([WITH_MPC], [1], [Description here!])
1962         have_ent_mpc="no"
1963 elif test "$ent_dijkstra" = "yes yes no yes"; then
1964         ## user coulda used mpc but disabled it for whatever reasons ... Wait!
1965         ## Horst, is that you?!
1966         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1967         AS_MESSAGE([ENT: dnl
1968 MPC support for complex numbers IS possible, however YOU think you want dnl
1969 the built-in emulated stuff?  Seriously?  Good, so be it!])
1970         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1971         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1972         have_ent_pseuc="yes"
1973         omit_ent_mpc_in_favour_of="pseuc"
1974         ## however brag that we have mpc
1975         have_ent_mpc="yes"
1976 elif test "$ent_dijkstra" = "yes yes no no"; then
1977         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1978         have_ent_pseuc="yes"
1979         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1980         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1981         have_ent_mpc="no"
1982 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "yes no"; then
1983         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1984         have_ent_pseuc="no"
1985 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no yes"; then
1986         have_ent_pseuc="no"
1987 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no no"; then
1988         have_ent_pseuc="no"
1989 fi
1990
1991 ## whether to enable gaussian numbers
1992 ent_dijkstra="$with_ent_quatern $sxe_cv_feat_quatern"
1993 if test "$ent_dijkstra" = "yes yes"; then
1994         ## perfick
1995         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
1996         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1997         SXE_ADD_ENT_OBJS([ent-quatern.o])
1998         have_ent_quatern="yes"
1999 elif test "$ent_dijkstra" = "yes no"; then
2000         ## grrrr
2001         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
2002         have_ent_quatern="no"
2003 elif test "$ent_dijkstra" = "no yes"; then
2004         have_ent_quatern="no"
2005 elif test "$ent_dijkstra" = "no no"; then
2006         have_ent_quatern="no"
2007 fi
2008
2009 ## elliptic curve support
2010 ent_dijkstra="$with_ent_ecm $sxe_cv_feat_ecm"
2011 if test "$ent_dijkstra" = "yes yes"; then
2012         ## perfick case
2013         AC_DEFINE([WITH_ECM], [1], [Description here!])
2014         SXE_PREPEND([$ECM_LIBS], [ENT_LIBS])
2015         SXE_ADD_ENT_OBJS([ent-ecm.o])
2016         have_ent_ecm="yes"
2017 elif test "$ent_dijkstra" = "no yes"; then
2018         have_ent_ecm="no"
2019 elif test "$ent_dijkstra" = "yes no"; then
2020         AC_DEFINE([WITH_ECM], [1], [Description here!])
2021         have_ent_ecm="no"
2022 elif test "$ent_dijkstra" = "no no"; then
2023         have_ent_ecm="no"
2024 fi
2025
2026
2027 ## Floating operation support is now unconditional
2028 SXE_CHECK_MATHS_VALUES
2029 if test "$ac_cv_sizeof_long_double" != 0; then
2030         ##AC_DEFINE_UNQUOTED([fpfloat], [long double], [Description here!])
2031         ##AC_DEFINE([fpfloat_long_double_p], [1], [Description here!])
2032         fpfloat="long double"
2033         fpfloat_long_double_p=1
2034         have_fpfloat=yes
2035 elif test "$ac_cv_sizeof_double" != 0; then
2036         ##AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2037         ##AC_DEFINE([fpfloat_double_p], [1], [Description here!])
2038         fpfloat="double"
2039         fpfloat_double_p=1
2040         have_fpfloat=yes
2041 else
2042         AS_MESSAGE([Uh oh, no float type is bad news.])
2043         have_fpfloat=no
2044 fi
2045
2046 AC_MSG_CHECKING([if need to add -lm])
2047 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2048 #include <math.h>
2049 ]],[[
2050 return sin(0.0);
2051 ]])], [AC_MSG_RESULT([no])], [
2052         AC_MSG_RESULT([maybe])
2053         save_LIBS=$LIBS
2054         SXE_APPEND([-lm], [LIBS])
2055         AC_MSG_CHECKING([if can add -lm])
2056         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2057 #include <math.h>
2058 ]],[[
2059 return sin(0.0);
2060 ]])], [AC_MSG_RESULT([yes])], [
2061         AC_MSG_RESULT([no])
2062         AC_MSG_WARN([No way to use math functions found. Reverting option append.])
2063         LIBS=$save_LIBS])])
2064
2065
2066
2067 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2068 #include <math.h>
2069 ]],[[
2070 return atanh(1.0) + asinh(1.0) + acosh(1.0);
2071 ]])], [AC_DEFINE([HAVE_INVERSE_HYPERBOLIC], [1], [Description here!])])
2072
2073 if test "$have_fpfloat" = "yes"; then
2074         AC_DEFINE([HAVE_FPFLOAT], [1], [Description here!])
2075
2076         SXE_CHECK_CLEAN_FLOATOPS(
2077                 [have_clean_floatops="yes"], [have_clean_floatops="no"])
2078
2079         ## it would seem odd to define the destiny of our float arithmetic here
2080         if test "$have_clean_floatops" = "yes"; then
2081                 AC_DEFINE_UNQUOTED([fpfloat], [$fpfloat], [Description here!])
2082                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2083                         [${fpfloat_long_double_p:-0}], [Description here!])
2084                 AC_DEFINE_UNQUOTED([fpfloat_double_p],
2085                         [${fpfloat_double_p:-0}], [Description here!])
2086         else
2087                 AS_MESSAGE([downgrading to `double' floats])
2088                 AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2089                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2090                         [0], [Description here!])
2091                 AC_DEFINE([fpfloat_double_p],
2092                         [1], [Description here!])
2093         fi
2094 fi
2095
2096 ## trivial checks, you cannot (yet) turn off internal arithmetic entirely
2097 ## so we always `have' it
2098 dnl with_ent_int=yes
2099 have_ent_int=yes
2100 dnl with_ent_indef=yes
2101 have_ent_indef=yes
2102 dnl with_ent_fpfloat=yes
2103 have_ent_fpfloat=yes
2104 dnl we attempt to always use ent.o
2105 AC_DEFINE([WITH_NUMBER_TYPES], [1], [Description here!])
2106 SXE_SUBST_ENT_OBJS
2107
2108 dnl experimental code support
2109 if test "$with_experimental_features_compre" = "yes"; then
2110         AC_MSG_CHECKING([if compre prerequisites are met])
2111         AC_MSG_RESULT([yes])
2112         AC_DEFINE([EF_USE_COMPRE], [1],
2113                 [Whether to provide compiled regular expression!])
2114         have_experimental_features_compre=yes
2115 fi
2116 if test "$with_experimental_features_pom" = "yes"; then
2117         AC_MSG_CHECKING([if pom prerequisites are met])
2118         if test "$have_threads" = "yes"; then
2119                 AC_MSG_RESULT([yes])
2120                 AC_DEFINE([EF_USE_POM], [1],
2121                         [Whether to protect all lisp objects with mutexes!])
2122                 have_experimental_features_pom=yes
2123         else
2124                 AC_MSG_RESULT([no])
2125         fi
2126 fi
2127 if test "$with_experimental_features_asyneq" = "yes"; then
2128         AC_MSG_CHECKING([if asyneq prerequisites are met])
2129         if test "$have_threads" = "yes"; then
2130                 AC_MSG_RESULT([yes])
2131                 AC_DEFINE([EF_USE_ASYNEQ], [1],
2132                         [Whether to setup asynchronous event queues!])
2133                 have_experimental_features_asyneq=yes
2134                 SXE_ADD_EVENTS_OBJS([event-queue.o workers.o worker-asyneq.o])
2135         else
2136                 AC_MSG_RESULT([no])
2137         fi
2138 fi
2139 SXE_SUBST_EVENTS_OBJS
2140
2141 SXE_CHECK_EVENTS
2142 SXE_CHECK_SUFFICIENCY([events], [event system])
2143
2144 ## check asm helpers
2145 SXE_CHECK_ASM_HELPERS
2146
2147 ## compression titbits
2148 SXE_CHECK_ZLIB
2149 SXE_CHECK_BZLIB
2150 SXE_CHECK_LZMA
2151
2152
2153 ## Cryptography Options
2154 ## ====================
2155 echo
2156 echo "Cryptography Options"
2157 echo "===================="
2158
2159 ## in case someone else (ldap, pgsql, etc.) needs it
2160 SXE_CHECK_OPENSSL
2161 SXE_CHECK_SUFFICIENCY([openssl], [OpenSSL support])
2162
2163 dnl OpenSSL
2164 if test "$with_openssl" != "no" -a "$have_openssl" = "yes"; then
2165         SXE_ADD_CRUFT_OBJS([openssl.o])
2166 elif test "$with_openssl" != "no"; then
2167         AC_MSG_WARN([Required OpenSSL support cannot be provided.])
2168         AC_MSG_WARN([Check --with-site-prefixes.])
2169 fi
2170 if test "$have_openssl" = "no" -o "$with_openssl" = "no"; then
2171         OPENSSL_CPPFLAGS=""
2172         OPENSSL_LDFLAGS=""
2173         OPENSSL_LIBS=""
2174 fi
2175 AC_SUBST([OPENSSL_CPPFLAGS])
2176 AC_SUBST([OPENSSL_LDFLAGS])
2177 AC_SUBST([OPENSSL_LIBS])
2178
2179 SXE_CHECK_KERBEROS
2180 SXE_CHECK_KERBEROS5
2181 if test "$with_kerberos" = "yes"; then
2182         AC_DEFINE([WITH_KERBEROS], [1], [Whether kerberos support was requested])
2183         if test "$sxe_cv_feat_kerberos" = "yes"; then
2184                 SXE_PREPEND([$KERBEROS_LIBS], [ld_libs_general])
2185         fi
2186 fi
2187
2188
2189 ## Networking Options
2190 ## ==================
2191 echo
2192 echo "Networking Options"
2193 echo "=================="
2194
2195 SXE_CHECK_SOCKETS
2196 SXE_CHECK_SUFFICIENCY([unix], [unix domain sockets])
2197 SXE_CHECK_SUFFICIENCY([sysvipc], [SysV IPC message])
2198 SXE_CHECK_SUFFICIENCY([sockets], [tcp/udp sockets])
2199 SXE_CHECK_SUFFICIENCY([tcpudp], [tcp/udp sockets])
2200 SXE_CHECK_SUFFICIENCY([multicast], [multicast])
2201
2202 dnl Decnet
2203 if test "$with_dnet" = "yes"; then
2204   AC_CHECK_LIB(dnet, main,
2205     [AC_DEFINE([HAVE_LIBDNET], [1], [Description here!])],
2206     [SXE_DIE("DECnet requested but can't find libdnet")])
2207 fi
2208
2209 dnl Socks support
2210 if test "$with_socks" = "yes"; then
2211   AC_CHECK_LIB(socks, SOCKSinit)
2212   test -n "$ac_cv_lib_socks_SOCKSinit" && AC_DEFINE([HAVE_SOCKS], [1], [Description here!])
2213 fi
2214
2215
2216 ## Window System Features
2217 ## ======================
2218 echo
2219 echo "Window System Features"
2220 echo "======================"
2221
2222 dnl ----------------------
2223 dnl Choose a window system
2224 dnl ----------------------
2225
2226 AS_MESSAGE([checking for specified window system])
2227
2228 if test "$with_x" != "no"; then
2229         if test "$with_x11" != "no"; then
2230                 dnl User-specified --x-includes or --x-libraries implies --with-x11.
2231                 test "$x_includes $x_libraries" != "NONE NONE" && \
2232                         window_system=x11
2233                         with_x11=yes
2234         fi
2235
2236         dnl Autodetection of X11 libraries and includes
2237         dnl -------------------------------------------
2238         dnl AC_PATH_XTRA thinks it can find our X headers and includes, but
2239         dnl it often gets it wrong, so we only use it as a last resort.
2240
2241         dnl $OPENWINHOME implies --x-includes and --x-libraries
2242         dnl Not (yet) handled by autoconf2
2243         if test "$x_includes $x_libraries" = "NONE NONE" \
2244                 -a -n "$OPENWINHOME" \
2245                 -a "$OPENWINHOME" != "/usr/openwin" \
2246                 -a -d "$OPENWINHOME"; then
2247                 test -d "$OPENWINHOME/lib"           && \
2248                         x_libraries="$OPENWINHOME/lib"
2249                 test -d "$OPENWINHOME/include"       && \
2250                         x_includes="$OPENWINHOME/include"
2251                 test -d "$OPENWINHOME/share/include" && \
2252                         x_includes="$OPENWINHOME/share/include"
2253         fi
2254
2255         if test -z "$x_includes" -o \
2256            "$x_includes" = "NONE" -o \
2257            ! -d "$x_includes"; then
2258                 dnl AC_PATH_XTRA often guesses /usr/include, when some other
2259                 dnl include directory is a MUCH better guess (Linux, HP-UX 10.20).
2260                 dnl This is a workaround for idiot (esp. HP) system vendors, who
2261                 dnl provide a /usr/include/X11, but DON'T FULLY POPULATE IT.
2262                 for dir in "/usr/X11" "/usr/X11R7" "/usr/X11R6" \
2263                         "/usr/local" "/usr"; do
2264                         if test -d "$dir/include/X11"; then
2265                                 x_includes="$dir/include"
2266                                 break
2267                         fi
2268                 done
2269         fi
2270
2271         if test -z "$x_libraries" -o \
2272            "$x_libraries" = "NONE" -o \
2273            ! -d "$x_libraries"; then
2274                 for dir in \
2275                         "/usr/X11/lib" \
2276                         "/usr/X11R7/lib" "/usr/lib/X11R7" \
2277                         "/usr/X11R6/lib" "/usr/lib/X11R6" \
2278                         "/usr/local/lib" "/usr/local/lib/X11" \
2279                         "/usr/lib" "/usr/lib/X11"; do
2280                         if test -r "$dir/libX11.a"; then
2281                                 x_libraries="$dir"
2282                                 break
2283                         fi
2284                 done
2285         fi
2286
2287         AC_PATH_XTRA
2288         if test "$with_x11" != "no"; then
2289                 if test "$no_x" = "yes"; then
2290                         with_x11=no
2291                         window_system=none
2292                         HAVE_X_WINDOWS=no
2293                 else
2294                         with_x11=yes
2295                         window_system=x11
2296                         HAVE_X_WINDOWS=yes
2297                 fi
2298         fi
2299 fi
2300
2301 dnl #### wmperry:: !x11 != NONE
2302 dnl case "$with_x11" in
2303 dnl  yes ) window_system=x11  HAVE_X_WINDOWS=yes ;;
2304 dnl  no  ) window_system=none HAVE_X_WINDOWS=no  ;;
2305 dnl esac
2306
2307 AM_CONDITIONAL([DESCEND_LWLIB], [test "$with_x11" = "yes"])
2308 if test "$with_x11" = "yes"; then
2309         AC_DEFINE([HAVE_X_WINDOWS], [1], [Description here!])
2310         AC_DEFINE([NeedFunctionPrototypes], [1], [Description here!])
2311         AC_DEFINE([FUNCPROTO], [15], [Whatever this is.])
2312         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2313         SXE_APPEND([lwlib], [MAKE_SUBDIR])
2314         SXE_APPEND([lwlib], [SRC_SUBDIR_DEPS])
2315
2316         SXE_ADD_SXEUIX11_OBJS([console-x.o device-x.o event-Xt.o frame-x.o])
2317         SXE_ADD_SXEUIX11_OBJS([glyphs-x.o objects-x.o redisplay-x.o select-x.o])
2318         SXE_ADD_SXEUIX11_OBJS([xgccache.o])
2319
2320         SXE_DUMP_LIBS
2321         ## some debian systems are trying to fool us ... now fool them back!
2322         if test -d "$x_includes"; then
2323                 CPPFLAGS="$CPPFLAGS -I$x_includes"
2324         fi
2325         if test -d "$x_libraries"; then
2326                 LDFLAGS="$LDFLAGS -L$x_libraries"
2327         fi
2328
2329         dnl Look for Motif, but only if not found in $x_includes and $x_libraries
2330         AC_CHECK_HEADERS([Xm/Xm.h])
2331         if test "$ac_cv_header_Xm_Xm_h" = "yes"; then
2332                 AC_CHECK_LIB([Xm], [XmStringFree], [got_motif=yes])
2333         fi
2334
2335         if test "$got_motif" != "yes"; then
2336                 dnl Try to find Motif dirs
2337                 dnl These take precedence over other X libs/includes, so PRE-pend
2338                 for lib_dir in \
2339                         "/usr/dt/lib" "/usr/lib/Motif2.1" \
2340                         "/usr/lib/Motif1.2" "/usr/lib/Motif1.1"; do
2341                         inc_dir=`echo $lib_dir | sed -e 's/lib/include/'`
2342                         if test -d "$lib_dir" -a -d "$inc_dir"; then
2343                                 case "$x_libraries" in
2344                                 *"$lib_dir"* )
2345                                         ;;
2346                                 *)
2347                                         x_libraries="$lib_dir $x_libraries"
2348                                         SXE_PREPEND(["-L${lib_dir}"], [X_LIBS])
2349                                         ;;
2350                                 esac
2351                                 case "$x_includes" in
2352                                 "$inc_dir"* )
2353                                         ;;
2354                                 *)
2355                                         x_includes="$inc_dir $x_includes"
2356                                         SXE_PREPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2357                                         ;;
2358                                 esac
2359                                 break; dnl only need ONE Motif implementation!
2360                         fi
2361                 done
2362         fi
2363
2364         dnl Contrib X libs/includes do NOT take precedence, so AP-pend
2365         for rel in "X11R7" "X11R6" "X11R5" "X11R4"; do
2366                 lib_dir="/usr/contrib/$rel/lib" inc_dir="/usr/contrib/$rel/include"
2367                 if test -d "$lib_dir" -a -d "$inc_dir"; then
2368                         case "$x_libraries" in
2369                         *"$lib_dir"* )
2370                                 ;;
2371                         *)
2372                                 x_libraries="$x_libraries $lib_dir"
2373                                 SXE_APPEND(["-L${lib_dir}"], [X_LIBS])
2374                                 ;;
2375                         esac
2376                         case "$x_includes" in
2377                         "$inc_dir"* )
2378                                 ;;
2379                         *)
2380                                 x_includes="$x_includes $inc_dir"
2381                                 SXE_APPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2382                                 ;;
2383                         esac
2384                         break; dnl Only need ONE X11 implementation !
2385                 fi
2386         done
2387
2388         dnl Avoid version mismatch for shared library libXm.so on osf4
2389         case "$opsys" in
2390         decosf*)
2391                 if test "$GCC" = yes -a -d "/usr/shlib"; then
2392                         SXE_APPEND([-L/usr/shlib], [X_LIBS]);
2393                 fi
2394                 ;;
2395         esac
2396
2397         LDFLAGS="$LDFLAGS $X_LIBS"
2398
2399         if test "$extra_verbose" = "yes"; then
2400                 echo
2401                 echo "X11 compilation variables:"
2402                 SXE_PRINT_VAR(x_libraries x_includes
2403                         X_CFLAGS X_LIBS X_PRE_LIBS X_EXTRA_LIBS)
2404                 echo
2405         fi
2406
2407         dnl Set up bitmaps search path.
2408         dnl The original suggestion was to unconditionally to append X11/bitmaps
2409         dnl to each element of $x_includes, I'm pretty sure this is the wrong
2410         dnl thing to do.  We test for bitmaps and X11/bitmaps directories on each
2411         dnl element and add them to BITMAPDIR if they exist.
2412         bitmapdirs=
2413         if test "$x_includes" != NONE; then
2414                 for i in $x_includes; do
2415                         if test -d "$i/bitmaps"; then
2416                                 bitmapdirs="$i/bitmaps:$bitmapdirs"
2417                         fi
2418                         if test -d "$i/X11/bitmaps"; then
2419                                 bitmapdirs="$i/X11/bitmaps:$bitmapdirs"
2420                         fi
2421                 done
2422                 bitmapdirs=`echo "$bitmapdirs" | sed s/.$//`
2423         fi
2424         if test ! -z "$bitmapdirs"; then
2425                 AC_DEFINE_UNQUOTED([BITMAPDIR], ["$bitmapdirs"], [Description here!])
2426         fi
2427
2428 dnl   dnl Autodetect defines extracted from X config by xmkmf, e.g. NARROWPROTO
2429 dnl   AS_MESSAGE(checking for X defines extracted by xmkmf)
2430 dnl   rm -fr conftestdir
2431 dnl   if mkdir conftestdir; then
2432 dnl     cd conftestdir
2433 dnl     cat > Imakefile <<'EOF'
2434 dnl xetest:
2435 dnl     @echo ${PROTO_DEFINES} ${STD_DEFINES}
2436 dnl EOF
2437 dnl     if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
2438 dnl       # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2439 dnl       xmkmf_defines=`${MAKE-make} xetest 2>/dev/null | grep -v make`
2440 dnl     fi
2441 dnl     cd ..
2442 dnl     rm -fr conftestdir
2443 dnl     for word in $xmkmf_defines; do
2444 dnl       case "$word" in
2445 dnl       -D__STDC__*) ;;
2446 dnl       -D* )
2447 dnl     sym=`echo '' $word | sed -e 's:^ *-D::' -e 's:=.*::'`
2448 dnl     case "$word" in
2449 dnl       -D*=* ) val=`echo '' $word | sed -e 's:^.*=::'` ;;
2450 dnl       *     ) val=1 ;;
2451 dnl     esac
2452 dnl dnl Avoid re-AC_DEFINE-ing xmkmf symbols we've already defined above.
2453 dnl     if grep "^#define $sym " confdefs.h >/dev/null; then :; else
2454 dnl       if test "$val" = "1"
2455 dnl         then AC_DEFINE_UNQUOTED([$sym], [], [Description here!])
2456 dnl         else AC_DEFINE_UNQUOTED([$sym], [$val], [Description here!])
2457 dnl       fi
2458 dnl     fi  ;;
2459 dnl       esac
2460 dnl     done
2461 dnl   fi
2462
2463         dnl make sure we can find Intrinsic.h
2464         AC_CHECK_HEADER([X11/Intrinsic.h], [],
2465                 [AC_MSG_ERROR([Unable to find X11 header files. Try using --x-includes=<path> if you know the path, or --with-x=no to disable X11 support.])])
2466
2467         dnl Check some more headers
2468         AC_CHECK_HEADERS([X11/Intrinsic.h X11/StringDefs.h X11/Shell.h X11/ShellP.h],
2469                 [],[],
2470                 [[#if HAVE_X11_INTRINSIC_H
2471                   # include <X11/Intrinsic.h>
2472                   # include <X11/IntrinsicP.h>
2473                   # include <X11/CoreP.h>
2474                   #endif]])
2475
2476         dnl -lXt and -lX11 are required
2477         dnl Some broken systems require the magic "-b i486-linuxaout" flag
2478
2479         dnl Other broken systems will not pass these tests unless the pre and
2480         dnl extra libs are passed on...
2481         LIBS="$LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
2482         AC_CHECK_LIB(X11, XOpenDisplay, have_lib_x11=yes)
2483         if test "$have_lib_x11" != "yes"; then
2484                 AC_CHECK_LIB([X11], [XGetFontProperty],
2485                         [],
2486                         [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.])])
2487         fi
2488         SXE_PREPEND([-lX11], [libs_x])
2489         LIBS="$LIBS -lX11"
2490         if test "$extra_verbose" = "yes"; then
2491                 echo "    Setting libs_x to \"-lX11\""
2492         fi
2493         dnl Autodetect -lXext
2494         AC_CHECK_LIB([Xext], [XShapeSelectInput], [SXE_PREPEND([-lXext], [libs_x])])
2495
2496         dnl Require -lXt
2497         AC_CHECK_LIB([Xt], [XtOpenDisplay], [SXE_PREPEND([-lXt], [libs_x])], [
2498                 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.])])
2499
2500         AC_MSG_CHECKING([the version of X11 being used])
2501         AC_RUN_IFELSE([AC_LANG_SOURCE([[
2502 #include <X11/Intrinsic.h>
2503 int main(int c, char *v[]) { return c>1 ? XlibSpecificationRelease : 0; }]])],
2504                 [./conftest foobar; x11_release=$?],[x11_release=4],[x11_release=4])
2505         AC_MSG_RESULT(R${x11_release})
2506         AC_DEFINE_UNQUOTED([X11_RELEASE], [${x11_release}], [Description here!])
2507
2508         AC_CHECK_FUNCS([XConvertCase])
2509         AC_CHECK_LIB([Xt], [XtRegisterDrawable])
2510         if test "$ac_cv_lib_Xt_XtRegisterDrawable" = "yes"; then
2511                 AC_DEFINE([HAVE_XTREGISTERDRAWABLE], [1], [Description])
2512         fi
2513
2514         AC_CHECK_HEADERS(X11/Xlocale.h)
2515
2516         dnl XFree86 has a non-standard prototype for this X11R6 function
2517         AC_CHECK_FUNCS(XRegisterIMInstantiateCallback)
2518         AC_MSG_CHECKING(for standard XRegisterIMInstantiateCallback prototype)
2519         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2520 #ifndef NeedFunctionPrototypes
2521 #define NeedFunctionPrototypes 1
2522 #endif
2523 #include <X11/Xlib.h>
2524 extern Bool XRegisterIMInstantiateCallback(
2525         Display*, struct _XrmHashBucketRec*, char*, char*, XIMProc, XPointer*);
2526 ]])],
2527         [AC_MSG_RESULT(yes)],
2528         [AC_MSG_RESULT(no)
2529                 AC_DEFINE([XREGISTERIMINSTANTIATECALLBACK_NONSTANDARD_PROTOTYPE],
2530                         [], [Description here!])])
2531
2532         dnl autodetect -lXmu
2533         AC_CHECK_LIB([Xmu], [XmuReadBitmapDataFromFile],
2534                 [with_xmu=yes], [with_xmu=no])
2535         if test "$with_xmu" = "no"; then
2536                 SXE_ADD_SXEUIX11_OBJS([xmu.o])
2537         else
2538                 SXE_PREPEND([-lXmu], [libs_x])
2539                 AC_DEFINE([HAVE_XMU], [1], [Description here!])
2540         fi
2541
2542         dnl Autodetect -lXbsd
2543         dnl #### Someone, please add a better function than main
2544         AC_CHECK_LIB([Xbsd], [main], SXE_PREPEND([-lXbsd], [libs_x]))
2545
2546         dnl restore old values
2547         SXE_RESTORE_LIBS
2548 fi dnl $with_x11 = yes
2549
2550 AC_SUBST([install_pp])
2551
2552 dnl test "$with_dragndrop" != "no" && with_dragndrop="$with_dragndrop_default"
2553 dnl test -z "$window_system" && window_system="none"
2554 with_dragndrop="no"
2555
2556 dnl Test for features that require a window system - ANY window system
2557 if test "$window_system" = "none"; then
2558   for feature in menubars scrollbars toolbars dialogs dragndrop xface
2559   do
2560     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2561        AC_MSG_WARN([--with-$feature ignored:  Not valid without window system support])
2562     fi
2563     eval "with_${feature}=no"
2564   done
2565 else
2566   test -z "with_toolbars" && with_toolbars=yes
2567 fi
2568
2569 dnl Test for features that require X11 support
2570 if test "$with_x11" != "yes"; then
2571   dnl It ought to be reasonable to have no output device at all, and only use
2572   dnl SXEmacs in --batch mode.
2573   dnl if test "$with_tty" = "no" ; then
2574   dnl   AC_MSG_ERROR([No window system support and no TTY support - Unable to proceed.])
2575   dnl fi
2576   for feature in offix wmcommand xim xmu nas_sound
2577   do
2578     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2579        AC_MSG_WARN([--with-$feature ignored:  Not valid without X support])
2580     fi
2581     eval "with_${feature}=no"
2582   done
2583 fi
2584
2585 dnl Balloon Help requires the Shape extension, not available everywhere,
2586 dnl for example not on AIX 4.3.
2587 if test "$with_x11" = "yes"; then
2588   AC_CHECK_HEADER(X11/extensions/shape.h, [
2589    AC_DEFINE([HAVE_BALLOON_HELP], [1], [Description here!])
2590    SXE_ADD_SXEUIX11_OBJS(balloon_help.o balloon-x.o)
2591    ])
2592 fi
2593
2594 dnl FSF 19.29 has some bitmapdir stuff here.
2595 bitmapdir=
2596
2597 case "$window_system" in
2598   x11  ) HAVE_X_WINDOWS=yes; echo "  Using X11." ;;
2599   none ) HAVE_X_WINDOWS=no ; echo "  Using no window system." ;;
2600 esac
2601
2602 if test -n "$window_system" -a "$window_system" != "none"; then
2603         AC_DEFINE_UNQUOTED([HAVE_WINDOW_SYSTEM], [1], [Description here!])
2604 fi
2605
2606 case "$x_libraries" in *X11R4* )
2607   test "$opsys" = "hpux9"     && opsysfile="s/hpux9-x11r4.h"
2608   test "$opsys" = "hpux9-shr" && opsysfile="s/hpux9shxr4.h"
2609 esac
2610
2611 dnl Enable or disable proper handling of WM_COMMAND
2612 AS_MESSAGE(checking for WM_COMMAND option);
2613 dnl if test "$with_wmcommand" = "yes"; then
2614 if test "$with_wmcommand" != "no"; then
2615   AC_DEFINE([HAVE_WMCOMMAND], [1], [Description here!])
2616 fi
2617
2618 dnl Autodetect Xauth
2619 dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
2620 test "$with_xauth" != "no" && test "$window_system" = "none" && with_xauth=no
2621 SXE_DUMP_LIBS
2622 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
2623 LDFLAGS="$LDFLAGS $X_LIBS"
2624 AC_CHECK_HEADER([X11/Xauth.h], [:], [with_xauth=no])
2625 AC_CHECK_LIB([Xau], [XauGetAuthByAddr], [:], [with_xauth=no])
2626 if test "$with_xauth" = "yes"; then
2627   AC_DEFINE([HAVE_XAUTH], [1], [Description here!])
2628   SXE_CONSECUTIVE_UNDUP([libs_xauth], [$X_EXTRA_LIBS -lXau $libs_x $X_PRE_LIBS])
2629 fi
2630 SXE_RESTORE_LIBS
2631 AC_SUBST(libs_xauth)
2632
2633 dnl ----------------------
2634 dnl X-Specific Graphics libraries
2635 dnl ----------------------
2636
2637 ## Oki, now that we really need a more exhaustive way to autodetect
2638 ## athena and other widgets we construct a chain.  The elements of
2639 ## that chain are simple atomic tests (provided by AC_DEFUNs).
2640 ## The chain is defined to be:
2641 ##
2642 ## neXtaw -> Xaw3d -> XawXpm -> Xaw95  ->  Xaw  ->  Motif  ->  Nirvana
2643 ## ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^      ^^^      ^^^^^
2644 ##         3d sets                       non-3d   non-athena
2645 ##
2646 ## Now if the user passes a --with-athena=foo option, we jump
2647 ## directly to the according test-suite and in case this fails we jump
2648 ## off the cliff.
2649 ##
2650 ## Attention:
2651 ## We shall perform every test-suite twice, once the correct way, and
2652 ## once with #include'ing the Xfuncproto header.
2653 ## Thanks to the many, many distributions which treat their users
2654 ## like braindead zombies!
2655 ## Especially, I would like to thank Fedora/RedHat for bringing
2656 ## this up. Go on guys, you rock!
2657
2658 ## and now the test chain
2659 if test "$with_x11" = "yes" -a "$with_x" != "no"; then
2660         SXE_CHECK_XTOOLKITS
2661         SXE_CHECK_XT_DEPENDENCIES
2662 else
2663         with_menubars=no
2664         with_scrollbars=no
2665         with_dialogs=no
2666         with_toolbars=no
2667         with_widgets=no
2668 fi
2669
2670 dnl Always compile OffiX unless --without-offix is given, no
2671 dnl X11 support is compiled in, no standard Xmu is available,
2672 dnl or dragndrop support is disabled
2673 dnl Because OffiX support currently loses when more than one display
2674 dnl is in use, we now disable it by default -slb 07/10/1998.
2675 test "$window_system" != "x11" && with_offix=no
2676 if test "$with_xmu" != yes -a "$with_x11" = yes; then
2677   if test "$with_offix" = "yes" ; then
2678     AC_MSG_WARN([--with-offix forced to `no'; no real Xmu support])
2679   fi
2680   with_offix=no
2681 fi
2682 if test "$with_dragndrop" = "no" ; then
2683   if test "$with_offix" = "yes" ; then
2684     AC_MSG_WARN([--with-offix forced to `no'; no generic Drag'n'Drop support])
2685   fi
2686   with_offix=no
2687 fi
2688 if test "$with_offix" = "yes"; then
2689   AC_DEFINE([HAVE_OFFIX_DND], [1], [Description here!])
2690   SXE_APPEND(offix.o, dnd_objs)
2691   SXE_APPEND(OffiX, dragndrop_proto)
2692 fi
2693
2694
2695 ## TTY Options
2696 ## ===========
2697 echo
2698 echo "TTY Options"
2699 echo "==========="
2700
2701
2702 dnl ---------------------
2703 dnl TTY-dependent options
2704 dnl ---------------------
2705
2706 dnl checks for header files
2707 AC_CHECK_HEADERS([libintl.h nlist.h sgtty.h termio.h termios.h])
2708
2709 if test "$with_tty" != "no"  ; then
2710         AS_MESSAGE(checking for TTY-related features)
2711         AC_DEFINE([HAVE_TTY], [1], [Description here!])
2712         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2713         SXE_ADD_SXEUITTY_OBJS([console-tty.o device-tty.o event-tty.o frame-tty.o objects-tty.o redisplay-tty.o cm.o])
2714
2715   dnl Autodetect ncurses.
2716   AC_CHECK_LIB(ncurses, tgetent, , with_ncurses=no)
2717   AC_CHECK_LIB(ncurses, tgetstr, , with_ncurses=no)
2718   AC_CHECK_LIB(ncurses, tparm, , with_ncurses=no)
2719   if test "$with_ncurses" != "no"; then
2720     AC_DEFINE([HAVE_NCURSES], [1], [Description here!])
2721     with_ncurses=yes
2722     AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2723     if test -z "$curses_h_file"; then
2724             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2725     fi
2726     if test -n "$curses_h_file"; then
2727             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2728             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2729     else
2730             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2731             AC_CHECK_HEADER(termcap.h, termcap_h_file=termcap.h)
2732             AC_CHECK_HEADER(term.h,    term_h_file=term.h)
2733     fi
2734     SXE_ADD_SXEUITTY_OBJS(terminfo.o)
2735     SXE_PREPEND(-lncurses, LIBS)
2736
2737     if test -z "$curses_h_file" ; then
2738       dnl Try again, and check for the bogus ncurses/ include bug.
2739       dnl (i.e. ncurses/curses.h bogusly includes <unctrl.h> instead of
2740       dnl <ncurses/unctrl.h>)
2741       save_c_switch_site="$c_switch_site"
2742       c_switch_site="$c_switch_site -I/usr/include/ncurses"
2743       AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2744       if test -z "$curses_h_file"; then
2745             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2746       fi
2747       if test -n "$curses_h_file"; then
2748             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2749             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2750       else
2751             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2752             AC_CHECK_HEADER(termcap.h, curses_h_file=termcap.h)
2753             AC_CHECK_HEADER(term.h,    curses_h_file=term.h)
2754       fi
2755       if test -n "$curses_h_file"
2756         then AC_MSG_WARN([Your system has the bogus ncurses include bug.])
2757         else c_switch_site="$save_c_switch_site"
2758       fi
2759     fi
2760   fi
2761   if test "$with_ncurses" = "no" -o -z "$curses_h_file" ; then
2762
2763     # Check alternate library includes
2764     for lib in curses term terminfo termcap; do
2765         AC_CHECK_HEADER(${lib}.h, [
2766                 eval ${lib}_h_file=${lib}.h
2767                 AC_CHECK_LIB($lib, tgetent, eval have_${lib}=yes, eval have_${lib}=no)
2768                 AC_CHECK_LIB($lib, tgetstr, , eval have_${lib}=no)])
2769     done
2770
2771     for lib in curses terminfo termlib termcap; do
2772           have_lib_eval=`eval echo \\$have_$lib`
2773           if test "$have_lib_eval" = "yes"; then
2774                 AC_CHECK_LIB($lib, tparm,
2775                           SXE_ADD_SXEUITTY_OBJS(terminfo.o),
2776                           SXE_ADD_SXEUITTY_OBJS(tparam.o))
2777                 SXE_PREPEND(-l${lib}, LIBS)
2778                 break
2779           fi
2780     done
2781   fi
2782   if test -n "$curses_h_file"; then
2783         AC_DEFINE_UNQUOTED([HAVE_CURSES_H], [1], [There is a curses.h header file available])
2784   fi
2785   if test -n "$termcap_h_file"; then
2786         AC_DEFINE_UNQUOTED([HAVE_TERMCAP_H], [1], [There is a termcap.h header available])
2787   fi
2788   if test -n "$term_h_file"; then
2789         AC_DEFINE_UNQUOTED([HAVE_TERM_H], [1], [There is a term.h header available])
2790   fi
2791   AC_DEFINE_UNQUOTED([CURSES_H_FILE], ["${curses_h_file-curses.h}"], [The curses.h header file])
2792   AC_DEFINE_UNQUOTED([TERMCAP_H_FILE], ["${termcap_h_file-termcap.h}"], [The termcap.h header file])
2793   AC_DEFINE_UNQUOTED([TERM_H_FILE], ["${term_h_file-term.h}"], [The term.h header file])
2794
2795   dnl General Purpose Mouse (libgpm) support
2796   if test "$with_gpm" != "no"; then
2797     AC_CHECK_HEADER(gpm.h, [
2798       AC_CHECK_LIB(gpm, Gpm_Open, have_gpm=yes)])
2799     if test "$have_gpm" = "yes"; then
2800       with_gpm=yes
2801       AC_DEFINE([HAVE_GPM], [1], [General Purpose Mouse (libgpm) is available])
2802       SXE_ADD_SXEUITTY_OBJS(gpmevent.o)
2803       SXE_PREPEND(-lgpm, LIBS)
2804     else
2805       with_gpm=no
2806     fi
2807   fi
2808
2809 else dnl "$with_tty" = "no"
2810   for feature in ncurses gpm; do
2811     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2812       AC_MSG_WARN([--with-${feature} ignored:  Not valid without TTY support])
2813     fi
2814     eval "with_${feature}=no"
2815   done
2816 fi dnl with_tty
2817
2818 SXE_CHECK_UI_SUFFICIENCY
2819
2820 ## Uncertain options
2821 ## =================
2822 echo
2823 echo "Uncertain options"
2824 echo "================="
2825
2826 ## for native xml support one day
2827 SXE_LANG_CHECK_XML
2828 SXE_CHECK_SUFFICIENCY([libxml2], [xml language])
2829 ## for BoehmGC support one day
2830 SXE_CHECK_BDWGC
2831 SXE_CHECK_SUFFICIENCY([bdwgc], [Boehm-Demers-Weiser GC])
2832
2833 if test "$with_experimental_features_bdwgc" = "yes"; then
2834         AC_MSG_CHECKING([if bdwgc prerequisites are met])
2835         AC_MSG_RESULT([${have_bdwgc}])
2836         have_experimental_features_bdwgc=${have_bdwgc}
2837         if test "${have_bdwgc}" = "yes"; then
2838                 AC_DEFINE([EF_USE_BDWGC], [1],
2839                         [Whether to actually use the BDWGC!])
2840         fi
2841 fi
2842
2843
2844 dnl This one is for the static initializeds variables in
2845 dnl offix.c, so that the thing is dumped after lastfile.o
2846 AC_SUBST(dnd_objs)
2847
2848 dnl Autodetect dll support
2849
2850 LIBSTDCPP=
2851 AC_SUBST(LIBSTDCPP)
2852
2853
2854 ## Multimedia Options
2855 ## ==================
2856 echo
2857 echo "Multimedia Options"
2858 echo "=================="
2859
2860 dnl ----------------------
2861 dnl Graphics libraries
2862 dnl ----------------------
2863
2864 if test "$with_image_xpm" = "yes"; then
2865         SXE_MM_CHECK_XPM([have_image_xpm=yes], [have_image_xpm=no])
2866
2867         AC_MSG_CHECKING([for sufficient xpm support])
2868         if test "$have_image_xpm" = "yes"; then
2869                 AC_MSG_RESULT([yes])
2870                 AC_DEFINE([HAVE_XPM], [1], [Description here!])
2871                 SXE_PREPEND([-lXpm], [MM_LIBS])
2872         else
2873                 AC_MSG_RESULT([no])
2874                 have_image_xpm=no
2875         fi
2876 fi
2877 AM_CONDITIONAL([WITH_BDWGC],
2878         [test "$with_experimental_features_bdwgc" = "yes" -a \
2879               "$have_bdwgc" = "yes"])
2880
2881 if test "$with_image_xface" = "yes"; then
2882         SXE_MM_CHECK_XFACE([have_image_xface=yes], [have_image_xface=no])
2883
2884         AC_MSG_CHECKING([for sufficient xface support])
2885         if test "$have_image_xface" = "yes"; then
2886                 AC_MSG_RESULT([yes])
2887                 AC_DEFINE([HAVE_XFACE], [1], [dnl
2888                         Both compface.h and libcompface have been found.])
2889                 SXE_PREPEND([-lcompface], [MM_LIBS])
2890         else
2891                 AC_MSG_RESULT([no])
2892                 have_image_xface=no
2893         fi
2894 fi
2895
2896 if test "$with_image_gif" = "yes"; then
2897         SXE_MM_CHECK_GIF([have_image_gif=yes], [have_image_gif=no])
2898
2899         AC_MSG_CHECKING([for sufficient gif support])
2900         if test "$have_image_gif" = "yes"; then
2901                 AC_MSG_RESULT([yes])
2902                 AC_DEFINE([HAVE_GIF], [1], [Enable internal GIF decoding])
2903                 SXE_ADD_MM_OBJS(dgif_lib.o gif_io.o)
2904         else
2905                 AC_MSG_RESULT([no])
2906         fi
2907 fi
2908
2909 SXE_MM_SEARCH_INFLATE
2910
2911 if test "$with_image_jpeg" = "yes"; then
2912         SXE_MM_CHECK_JPEG([have_image_jpeg=yes], [have_image_jpeg=no])
2913
2914         AC_MSG_CHECKING([for sufficient jpeg support])
2915         if test "$have_image_jpeg" = "yes"; then
2916                 AC_MSG_RESULT([yes])
2917                 AC_DEFINE([HAVE_JPEG], [1], [
2918                         Both jpeglib.h and libjpeg have been found.])
2919                 SXE_PREPEND([-ljpeg], [MM_LIBS])
2920         else
2921                 AC_MSG_RESULT([no])
2922         fi
2923 fi
2924
2925 if test "$with_image_png" = "yes"; then
2926         AC_DEFINE([WITH_PNG], [1], [Define to 1 if png support is desired.])
2927         SXE_MM_CHECK_PNG([have_image_png="yes"], [have_image_png="no"])
2928
2929         SXE_MSG_CHECKING([for sufficient PNG support])
2930         SXE_MSG_RESULT([${sxe_cv_feat_png}])
2931         if test "$sxe_cv_feat_png" = "yes"; then
2932                 SXE_PREPEND_UNDUP([$PNG_CPPFLAGS], [MM_CPPFLAGS])
2933                 SXE_PREPEND_UNDUP([$PNG_LDFLAGS], [MM_LDFLAGS])
2934                 SXE_PREPEND([$PNG_LIBS], [MM_LIBS])
2935         fi
2936 fi
2937
2938 if test "$with_image_tiff" = "yes"; then
2939         SXE_MM_CHECK_TIFF([have_image_tiff=yes], [have_image_tiff=no])
2940
2941         AC_MSG_CHECKING([for sufficient TIFF support])
2942         if test "$have_image_tiff" = "yes"; then
2943                 AC_MSG_RESULT([yes])
2944                 AC_DEFINE([HAVE_TIFF], [1], [
2945                         Both tiffio.h and libtiff have been found.])
2946                 SXE_PREPEND([-ltiff], [MM_LIBS])
2947         else
2948                 AC_MSG_RESULT([no])
2949         fi
2950 fi
2951
2952 dnl Check for audio output and media stream libraries.
2953
2954 dnl internal media stream analysis support
2955 if test "$with_media_internal" != "no"; then
2956         need_media_internal=yes
2957         have_media_internal=yes
2958 fi
2959
2960 ## Since almost any of the below tests uses pkgconfig we make a
2961 ## once-for-all-times check now
2962 SXE_SEARCH_CONFIG_PROG([pkg-config])
2963
2964 dnl libsndfile support
2965 if test "$with_media_sndfile" != "no"; then
2966         SXE_MM_CHECK_SNDFILE([have_media_sndfile=yes], [have_media_sndfile=no])
2967
2968         AC_MSG_CHECKING([for sufficient sndfile support])
2969         if test "$have_media_sndfile" = "yes"; then
2970                 AC_MSG_RESULT([yes])
2971                 SNDFILE_LIBS=`$PKG_CONFIG --libs sndfile`
2972                 SNDFILE_CPPFLAGS=`$PKG_CONFIG --cflags sndfile`
2973                 SNDFILE_VERSION=`$PKG_CONFIG --modversion sndfile`
2974                 SXE_PREPEND([$SNDFILE_LIBS], [MM_LIBS])
2975                 SXE_PREPEND_UNDUP([$SNDFILE_CPPFLAGS], [MM_CPPFLAGS])
2976                 SXE_ADD_MM_OBJS([media-sndfile.o])
2977                 AC_DEFINE([HAVE_SNDFILE], [1],
2978                         [Whether we appear to have support for the sndfile library!])
2979                 AC_DEFINE_UNQUOTED([SNDFILE_VERSION], [$SNDFILE_VERSION],
2980                         [Version of the sndfile library!])
2981         else
2982                 AC_MSG_RESULT([no])
2983                 have_media_sndfile=no
2984         fi
2985 fi
2986
2987 dnl libavcodec/libavformat/ffmpeg support
2988 if test "$with_media_ffmpeg" != "no"; then
2989         SXE_MM_CHECK_FFMPEG([have_media_ffmpeg=yes], [have_media_ffmpeg=no])
2990
2991         AC_MSG_CHECKING([for sufficient FFmpeg support])
2992
2993         if test "$have_media_ffmpeg" = "yes"; then
2994                 AC_MSG_RESULT([yes])
2995                 FFMPEG_LIBS=`$PKG_CONFIG --libs libavformat`
2996                 FFMPEG_CPPFLAGS=`$PKG_CONFIG --cflags libavformat`
2997                 SXE_PREPEND($FFMPEG_LIBS, MM_LIBS)
2998                 SXE_PREPEND_UNDUP($FFMPEG_CPPFLAGS, MM_CPPFLAGS)
2999                 SXE_ADD_MM_OBJS([media-ffmpeg.o])
3000                 AC_DEFINE([HAVE_FFMPEG], [1], [Description here!])
3001         else
3002                 AC_MSG_RESULT([no])
3003                 have_media_ffmpeg=no
3004         fi
3005 fi
3006
3007 dnl sox support
3008 if test "$with_media_sox" != "no"; then
3009         ## defines $LIBST_CONFIG
3010         SXE_MM_CHECK_SOX([have_media_sox=yes], [have_media_sox=no])
3011
3012         AC_MSG_CHECKING([for sufficient SoX support])
3013         if test "$sxe_cv_feat_sox" = "yes"; then
3014                 AC_MSG_RESULT([yes])
3015                 SXE_ADD_MM_OBJS([media-sox.o])
3016                 SXE_PREPEND_UNDUP([$sox_cppflags], [MM_CPPFLAGS])
3017                 SXE_PREPEND_UNDUP([$sox_ldflags], [MM_LDFLAGS])
3018                 SXE_PREPEND([$sox_libs], [MM_LIBS])
3019                 AC_DEFINE([HAVE_SOX], [1], [Description here!])
3020         else
3021                 AC_MSG_RESULT(no)
3022                 have_media_sox=no
3023         fi
3024 fi
3025
3026 dnl mad support
3027 if test "$with_media_mad" != "no"; then
3028         SXE_MM_CHECK_MAD([have_media_mad=yes], [have_media_mad=no])
3029
3030         AC_MSG_CHECKING([for sufficient mad support])
3031         if test "$have_media_mad" = "yes"; then
3032                 AC_MSG_RESULT([yes])
3033                 SXE_ADD_MM_OBJS([media-mad.o])
3034                 SXE_PREPEND([-lmad], [MM_LIBS])
3035                 AC_DEFINE([HAVE_MAD], [1], [Description here!])
3036         else
3037                 AC_MSG_RESULT(no)
3038                 have_media_mad=no
3039         fi
3040 fi
3041
3042 ## file/libmagic support
3043 if test "$with_media_magic" != "no"; then
3044         SXE_MM_CHECK_MAGIC([have_media_magic=yes], [have_media_magic=no])
3045
3046         AC_MSG_CHECKING([for sufficient magic support])
3047         if test "$have_media_magic" = "yes"; then
3048                 AC_MSG_RESULT([yes])
3049                 SXE_ADD_MM_OBJS([media-magic.o])
3050                 SXE_PREPEND([-lmagic], [MM_LIBS])
3051                 AC_DEFINE([HAVE_MAGIC], [1], [Whether libmagic is available])
3052         else
3053                 AC_MSG_RESULT([no])
3054                 have_media_magic=no
3055         fi
3056 fi
3057
3058
3059 dnl Autodetect OSS sound
3060 AS_MESSAGE([checking for OSS sound support])
3061 dnl test -z "$with_sound_oss" -a -n "$with_oss_sound_lib" && with_sound_oss=yes
3062
3063 dnl Check for Linux/BSD sound (called OSS)
3064 if test "$with_sound_oss" != "no"; then
3065         SXE_MM_CHECK_OSS([have_sound_oss=yes], [have_sound_oss=no])
3066
3067         AC_MSG_CHECKING([for sufficient OSS support])
3068         if test "$have_sound_oss" = "yes"; then
3069                 AC_MSG_RESULT([yes])
3070                 SXE_ADD_MM_OBJS([sound-oss.o])
3071                 AC_DEFINE([HAVE_INTERNAL_SOUND], [1], [Description here!])
3072                 AC_DEFINE([HAVE_OSS_SOUND], [1], [Description here!])
3073         else
3074                 AC_MSG_RESULT([no])
3075                 have_sound_oss=yes
3076         fi
3077 fi
3078
3079 dnl NAS Sound support
3080 if test "$with_sound_nas" != "no"; then
3081         SXE_MM_CHECK_NAS([have_sound_nas=yes], [have_sound_nas=no])
3082
3083         AC_MSG_CHECKING([for sufficient NAS support])
3084         if test "$have_sound_nas" = "yes"; then
3085                 AC_MSG_RESULT([yes])
3086                 AC_DEFINE([HAVE_NAS_SOUND], [1], [Description here!])
3087                 SXE_ADD_MM_OBJS([sound-nas.o])
3088                 SXE_PREPEND([-laudio], [MM_LIBS])
3089         else
3090                 AC_MSG_RESULT([no])
3091                 have_nas_sound=no
3092         fi
3093 fi
3094
3095 dnl ESD Sound support
3096 if test "$with_sound_esd" != "no"; then
3097         SXE_MM_CHECK_ESD([have_sound_esd=yes], [have_sound_esd=no])
3098
3099         AC_MSG_CHECKING([for sufficient ESD support])
3100         if test "$have_sound_esd" = "yes"; then
3101                 AC_MSG_RESULT([yes])
3102                 need_internal_media=yes
3103                 SXE_ADD_MM_OBJS([sound-esd.o])
3104                 ESD_LIBS=$("${ESD_CONFIG}" --libs)
3105                 SXE_PREPEND(["${ESD_LIBS}"], [MM_LIBS])
3106                 AC_DEFINE([HAVE_ESD_SOUND], [1], [Description here!])
3107         else
3108                 AC_MSG_RESULT([no])
3109                 have_esd_sound=no
3110         fi
3111 fi
3112
3113 dnl PulseAudio Sound support
3114 if test "$with_pulseaudio" != "no"; then
3115         SXE_MM_CHECK_PULSE([have_sound_pulse=yes], [have_sound_pulse=no])
3116
3117         AC_MSG_CHECKING([for sufficient PulseAudio support])
3118         if test "$have_sound_pulse" = "yes"; then
3119                 AC_MSG_RESULT([yes])
3120                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse`
3121                 pulse_version=`$PKG_CONFIG --modversion libpulse`
3122                 pulse_major_version=0
3123                 pulse_minor_version=`echo $pulse_version | \
3124                         sed -e "s/0\.\([[0-9]]*\).*/\1/"`
3125                 need_internal_media=yes
3126                 SXE_ADD_MM_OBJS([sound-pulse.o])
3127                 SXE_PREPEND($PULSEAUDIO_LIBS, MM_LIBS)
3128                 AC_DEFINE([HAVE_PULSE_SOUND], [1],
3129                         [Whether to put in support for PulseAudio.])
3130                 AC_DEFINE_UNQUOTED([PULSE_VERSION], [$pulse_minor_version],
3131                         [Version of the underlying pulse lib.])
3132         else
3133                 AC_MSG_RESULT(no)
3134                 have_sound_pulse=no
3135         fi
3136 fi
3137
3138 dnl aRts Sound support
3139 if test "$with_sound_arts" != "no"; then
3140         SXE_MM_CHECK_ARTS([have_sound_arts=yes], [have_sound_arts=no])
3141
3142         AC_MSG_CHECKING([for sufficient aRts support])
3143         if test "$have_sound_arts" = "yes"; then
3144                 AC_MSG_RESULT([yes])
3145                 ARTS_VERSION=`$ARTSC_CONFIG --arts-version`
3146                 ARTS_LIBS=`$ARTSC_CONFIG --libs`
3147                 ARTS_CPPFLAGS=`$ARTSC_CONFIG --cflags`
3148                 SXE_ADD_MM_OBJS([sound-arts.o])
3149                 SXE_PREPEND([$ARTS_LIBS], [MM_LIBS])
3150                 SXE_PREPEND_UNDUP([$ARTS_CPPFLAGS], [MM_CPPFLAGS])
3151                 AC_DEFINE([HAVE_ARTS_SOUND], [1], [Description here!])
3152                 AC_DEFINE_UNQUOTED([ARTS_VERSION], [$ARTS_VERSION],
3153                         [Version number of the underlying arts library])
3154         else
3155                 AC_MSG_RESULT(no)
3156                 have_sound_arts=no
3157         fi
3158
3159 fi
3160
3161 dnl Jack Sound support
3162 if test "$with_sound_jack" != "no"; then
3163         SXE_MM_CHECK_JACK([have_sound_jack=yes], [have_sound_jack=no])
3164
3165         AC_MSG_CHECKING([for sufficient Jack support])
3166         if test "$have_sound_jack" = "yes"; then
3167                 AC_MSG_RESULT([yes])
3168                 dnl okay, we have Jack on the system, but we have no working
3169                 dnl interface to it :(
3170                 JACK_LIBS=`$PKG_CONFIG --libs jack`
3171                 JACK_VERSION=`$PKG_CONFIG --modversion jack`
3172                 need_internal_media=yes
3173                 SXE_ADD_MM_OBJS([sound-jack.o])
3174                 SXE_PREPEND([$JACK_LIBS], [MM_LIBS])
3175                 AC_DEFINE([HAVE_JACK_SOUND], [1], [Description here!])
3176                 AC_DEFINE_UNQUOTED([JACK_VERSION], [$JACK_VERSION],
3177                         [Description here!])
3178         else
3179                 AC_MSG_RESULT(no)
3180         fi
3181 fi
3182
3183 dnl alsa sound support
3184 if test "$with_sound_alsa" != "no"; then
3185         SXE_MM_CHECK_ALSA([have_sound_alsa=yes], [have_sound_alsa=no])
3186
3187         AC_MSG_CHECKING([for sufficient ALSA support])
3188         if test "$have_sound_alsa" = "yes"; then
3189                 AC_MSG_RESULT([yes])
3190                 SXE_ADD_MM_OBJS([sound-alsa.o])
3191                 SXE_PREPEND([-lasound], [MM_LIBS])
3192         else
3193                 AC_MSG_RESULT(no)
3194                 have_sound_alsa=no
3195         fi
3196 fi
3197
3198 dnl libao sound support
3199 if test "$with_sound_ao" != "no"; then
3200         SXE_MM_CHECK_AO([have_sound_ao=yes], [have_sound_ao=no])
3201
3202         AC_MSG_CHECKING([for sufficient AO support])
3203         if test "$have_sound_ao" = "yes"; then
3204                 AC_MSG_RESULT([yes])
3205                 AO_LIBS=`$PKG_CONFIG --libs ao`
3206                 ao_version=`$PKG_CONFIG --modversion ao`
3207                 SXE_ADD_MM_OBJS([sound-ao.o])
3208                 SXE_PREPEND($AO_LIBS, MM_LIBS)
3209                 AC_DEFINE([HAVE_AO_SOUND], [1], [Description here!])
3210                 AC_DEFINE_UNQUOTED([AO_VERSION], [$ao_version], [Description here!])
3211         else
3212                 AC_MSG_RESULT(no)
3213                 have_sound_ao=no
3214         fi
3215 fi
3216
3217 if test \
3218    "$have_sound_alsa \
3219     $have_sound_ao \
3220     $have_sound_arts \
3221     $have_sound_esd \
3222     $have_sound_jack \
3223     $have_sound_nas \
3224     $have_sound_pulse" != "no no no no no no no"; then
3225         AC_DEFINE([HAVE_AUDIO], [1], [Description here!])
3226 fi
3227 if test "$need_internal_media" = "yes"; then
3228         with_internal_media=yes
3229         AC_DEFINE([HAVE_INTERNAL_MEDIA], [1], [Description here!])
3230         SXE_ADD_MM_OBJS([media-internal.o])
3231 fi
3232 AC_SUBST([MM_LIBS])
3233 AC_SUBST([MM_CPPFLAGS])
3234 AC_SUBST([MM_LDFLAGS])
3235 SXE_SUBST_MM_OBJS
3236
3237
3238 ## Internationalisation Options
3239 ## ============================
3240 echo
3241 echo "Internationalisation Options"
3242 echo "============================"
3243
3244 dnl ----------------------
3245 dnl Mule-dependent options
3246 dnl ----------------------
3247
3248 dnl if test "$with_mule" = "yes" && test ! -d "$sxe_srcdir/lisp/mule"; then
3249 dnl     echo "Attempt to Build with Mule without Mule/Lisp"
3250 dnl     echo "Please install the SXEmacs/Mule tarball or"
3251 dnl     echo "rerun configure with --with-mule=no"
3252 dnl     exit 1
3253 dnl fi
3254
3255 if test "$with_file_coding" = "yes" && test "$with_mule" = "no"; then
3256   AC_DEFINE([FILE_CODING], [1], [Description here!])
3257   SXE_ADD_MULE_OBJS(file-coding.o)
3258 fi
3259
3260 if test "$with_mule" = "yes" ; then
3261         SXE_CHECK_MULE
3262
3263 else dnl "$with_mule" = "no"
3264         for feature in xim canna wnn; do
3265                 if eval "test -n \"\$with_${feature}\" -a \
3266                         \"\$with_${feature}\" != no" ; then
3267                         AC_MSG_WARN([--with-${feature} ignored:  Not valid without Mule support])
3268                 fi
3269                 eval "with_${feature}=no"
3270         done
3271 fi dnl with_mule
3272 SXE_SUBST_MULE_OBJS
3273 AM_CONDITIONAL([WITH_MULE], [test "$with_mule" = "yes"])
3274
3275
3276 dnl At this point, we know whether we need the motif lib or not.
3277 if test "$need_motif" = "yes" ; then
3278         SXE_PREPEND([-lXm], [libs_x])
3279         dnl AIX needs the following library for use with Motif
3280         AC_CHECK_LIB([i18n], [layout_object_getvalue])
3281         if test "$ac_cv_lib_i18n_layout_object_getvalue" = "yes"; then
3282                 SXE_PREPEND([-li18n], [libs_x])
3283         fi
3284 fi
3285
3286 dnl getaddrinfo() is borked under hpux11
3287 if test "$ac_cv_func_getaddrinfo" != "no" ; then
3288   case "$opsys" in
3289     hpux11 )
3290       AC_MSG_WARN([Use of getaddrinfo is disabled for HP-UX 11.XX.])
3291       ac_cv_func_getaddrinfo=no
3292       ;;
3293   esac
3294 fi
3295
3296
3297 ## Database Options
3298 ## ================
3299 echo
3300 echo "Database Options"
3301 echo "================"
3302
3303 dnl Database support
3304 dnl We do not necessarily have to have libdb/lib(g)dbm for DB/(G)DBM support.
3305 dnl On FreeBSD, both DB and DBM are part of libc.
3306 dnl By default, we check for DBM support in libgdbm, then libc, then libdbm.
3307
3308 ## initialise values
3309 have_database_berkdb=no
3310 have_database_gdbm=no
3311 have_database_dbm=no
3312
3313 if test "$with_database_gdbm $with_database_dbm $with_database_berkdb" \
3314    != "no no no"; then
3315         AS_MESSAGE(checking for database support)
3316 fi
3317
3318 dnl Check for ndbm.h, required for either kind of DBM support.
3319 if test "$with_database_gdbm $with_database_dbm" != "no no"; then
3320         SXE_CHECK_NDBM
3321         if test "$sxe_cv_feat_ndbm" = "no"; then
3322                 have_database_gdbm="no"
3323                 have_database_dbm="no"
3324         fi
3325 fi
3326
3327 dnl Check for DBM support in libgdbm or libgdbm_compat.
3328 if test "$with_database_gdbm" != "no"; then
3329         SXE_CHECK_GDBM
3330
3331         if test "$sxe_cv_feat_gdbm" = "yes"; then
3332                 have_database_gdbm="yes"
3333         else
3334                 have_database_gdbm="no"
3335         fi
3336 fi
3337
3338 dnl Check for DBM support in libc and libdbm.
3339 if test "$with_database_dbm" != "no"; then
3340         SXE_CHECK_DBM
3341
3342         if test "$sxe_cv_feat_gdbm" != "yes" -a \
3343                 "$sxe_cv_feat_dbm" = "yes"; then
3344                 have_database_dbm="yes"
3345         else
3346                 have_database_dbm="no"
3347         fi
3348 fi
3349
3350 dnl Check for Berkeley DB.
3351 if test "$with_database_berkdb" != "no"; then
3352         SXE_CHECK_BERKDB
3353
3354         if test "$sxe_cv_feat_berkdb" = "yes"; then
3355                 have_database_berkdb="yes"
3356         else
3357                 have_database_berkdb="no"
3358         fi
3359 fi
3360
3361 if test "$have_database_gdbm $have_database_dbm $have_database_berkdb" \
3362      != "no no no"; then
3363         AC_DEFINE([HAVE_DATABASE], [1], [Description here!])
3364         SXE_ADD_DB_OBJS([database.o])
3365
3366         SXE_CHECK_NDBM_BERKDB_CONFLICT
3367         if test "$sxe_cv_db_ndbm_berkdb_conflict" = "yes"; then
3368                 ## can't do nothing because the way we designed it
3369                 ## is going to conflict at compile time
3370                 have_database_gdbm="no"
3371                 have_database_dbm="no"
3372
3373         elif test "$have_database_gdbm $have_database_dbm" != "no no"; then
3374                 AC_DEFINE([HAVE_DBM], [1], [Description here!])
3375
3376                 ## Also, tell make about the DBM support we detected.
3377                 if test -n "$libdbm"; then
3378                         SXE_PREPEND([$libdbm], [DB_LIBS])
3379                 fi
3380         fi
3381 fi
3382
3383
3384 dnl Autodetect LDAP
3385 if test "$with_ldap" != "no"; then
3386         SXE_CHECK_LDAP
3387 fi
3388 if test "$have_ldap" = "yes"; then
3389         AC_DEFINE([HAVE_LDAP], [1], [Description here!])
3390         SXE_ADD_DB_OBJS(eldap.o)
3391         if test "$have_ldap_des" = "yes" ; then
3392                 SXE_PREPEND(-ldes, DB_LIBS)
3393         fi
3394         if test "$have_ldap_krb" = "yes" ; then
3395                 SXE_PREPEND(-lkrb, DB_LIBS)
3396         fi
3397         if test "$have_ldap_lber" = "yes" ; then
3398                 SXE_PREPEND(-llber, DB_LIBS)
3399         fi
3400         SXE_PREPEND(-lldap, DB_LIBS)
3401
3402         dnl save our values until here
3403         save_LIBS="$LIBS"
3404         LIBS="$DB_LIBS $LIBS"
3405         AC_CHECK_FUNCS(
3406                 [ldap_set_option ldap_get_lderrno ldap_result2error ldap_parse_result])
3407         dnl and restore
3408         LIBS="$save_LIBS"
3409 fi
3410
3411 dnl Autodetect PostgreSQL
3412 if test "x$with_postgresql" != "xno"; then
3413         SXE_CHECK_POSTGRESQL
3414 fi
3415 SXE_SUBST_DB_OBJS
3416
3417
3418 dnl Usage tracking (undocumented and likely unused option)
3419 if test "$usage_tracking" = "yes"; then
3420   AC_DEFINE([USAGE_TRACKING], [1], [Description here!])
3421   SXE_PREPEND(-Bstatic -lut -Bdynamic, LIBS)
3422 fi
3423
3424 dnl Unfortunately, just because we can link doesn't mean we can run.
3425 dnl One of the above link tests may have succeeded but caused resulting
3426 dnl executables to fail to run.  Also any tests using AC_RUN_IFELSE will
3427 dnl have reported incorrect results.
3428 AC_RUN_IFELSE([AC_LANG_SOURCE([[int main(int c,char *v[]){return 0;}]])],[:],[
3429   echo ""
3430   echo "*** PANIC *** The C compiler can no longer build working executables."
3431   echo "*** PANIC *** Please examine the tail of config.log for runtime errors."
3432   echo "*** PANIC *** The most likely reason for this problem is that configure"
3433   echo "*** PANIC *** links with shared libraries, but those libraries cannot be"
3434   echo "*** PANIC *** found at run time."
3435   echo "*** PANIC ***"
3436   echo "*** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig."
3437   echo "*** PANIC *** On other systems, try telling configure where to find the"
3438   echo "*** PANIC *** shared libraries using the --with-site-runtime-libraries option"
3439   echo "*** PANIC ***"
3440   echo "*** PANIC *** Another way to shoot yourself in the foot is to specify"
3441   echo "*** PANIC *** --with-FEATURE when FEATURE is not actually installed"
3442   echo "*** PANIC *** on your system.  Don't do that."
3443   exit 1], [AS_MESSAGE(cannot cross-compile)])
3444
3445 dnl Process support
3446 AC_DEFINE([HAVE_UNIX_PROCESSES], [1], [Description here!])
3447
3448 dnl --------------------------------
3449 dnl Compute SUBST-itutable variables
3450 dnl --------------------------------
3451
3452 dnl We ignore (C|LD)_SWITCH_X_(MACHINE|SYSTEM)
3453 dnl Use SXE_CONSECUTIVE_UNDUP instead of plain assignment statements to remove extraneous blanks
3454 if test "$with_module_support" = "yes"; then
3455         ld_libs_module=
3456 else
3457         SXE_CONSECUTIVE_UNDUP(ld_libs_module, $ldap_libs $postgresql_libs)
3458 fi
3459
3460 SXE_UNDUP(CFLAGS, $CFLAGS)
3461 SXE_UNDUP(c_switch_general, -DHAVE_CONFIG_H $c_switch_site $c_switch_machine $c_switch_system $CFLAGS $CPPFLAGS)
3462 SXE_UNDUP(c_switch_window_system, $c_switch_x_site $X_CFLAGS)
3463 SXE_UNDUP(c_switch_all, $c_switch_general $c_switch_window_system)
3464 SXE_UNDUP(ld_switch_general, $ld_switch_site $ld_switch_machine $ld_switch_system $ld_switch_run)
3465 SXE_UNDUP(ld_switch_window_system, $ld_switch_x_site)
3466 SXE_UNDUP(ld_switch_all, $ld_switch_general $ld_switch_window_system)
3467 dnl Since some systems need libs to be restated later, we can't just dedup, we can only safely dedup
3468 dnl consecutive occurrences
3469 SXE_CONSECUTIVE_UNDUP(ld_libs_general, $LIBS $libs_machine $libs_system $libs_standard)
3470 SXE_CONSECUTIVE_UNDUP(ld_libs_window_system, $X_EXTRA_LIBS $libs_x $X_PRE_LIBS)
3471 SXE_CONSECUTIVE_UNDUP(ld_libs_all, $OPENSSL_LIBS $DB_LIBS $ENT_LIBS $MM_LIBS $ld_libs_window_system $ld_libs_general $ld_libs_module)
3472
3473 dnl For no-module builds, make the src dir last
3474 if test "$with_module_support" = "no"; then
3475         SXE_APPEND(src, MAKE_SUBDIR)    dnl is that still important?
3476 fi
3477
3478 EMACS=$sxe_blddir/src/$PROGNAME
3479 AC_SUBST(EMACS)
3480
3481 dnl Compute lists of Makefiles and subdirs
3482 AC_SUBST(SRC_SUBDIR_DEPS)
3483 internal_makefile_list="Makefile.in"
3484 SUBDIR_MAKEFILES=''
3485 test -d lock || mkdir lock
3486 for dir in $MAKE_SUBDIR; do
3487   case "$dir" in */* ) dnl Implement mkdir -p
3488     ( for d in `echo $dir | sed 's:/: :g'` ; do
3489         test -d "$d" || mkdir "$d"; cd "$d"
3490       done ) ;;
3491    * ) test -d "$dir" || mkdir "$dir" ;;
3492   esac
3493   SXE_SPACE(SUBDIR_MAKEFILES, $SUBDIR_MAKEFILES $dir/Makefile $dir/Makefile)
3494   SXE_SPACE(internal_makefile_list, $internal_makefile_list $dir/Makefile.in)
3495 done
3496
3497 AC_SUBST(INSTALL_ARCH_DEP_SUBDIR)
3498 AC_SUBST(MAKE_SUBDIR)
3499 AC_SUBST(MAKE_AM_SUBDIR)
3500 AC_SUBST(SUBDIR_MAKEFILES)
3501
3502 dnl ----------------------------------------------
3503 dnl Create some auxiliary files for developers.
3504 dnl ----------------------------------------------
3505
3506 dnl Create a useful TAGS file
3507 if test -f "$sxe_srcdir/TAGS" -a ! -f "TAGS"; then
3508   test "$extra_verbose" = "yes" && echo "creating TAGS"
3509   echo "\f
3510 $sxe_srcdir/TAGS,include" > "TAGS"
3511 fi
3512
3513 dnl Create top level .sbinit for Sun compilers
3514 if test "$__SUNPRO_C" = "yes"; then
3515   test "$extra_verbose" = "yes" && echo "creating .sbinit"
3516   ( echo "# For use with Sun WorkShop's Source browser."
3517     echo "# See sbquery(1) and sbinit(4) for more information"
3518     for dir in $MAKE_SUBDIR; do echo "import $dir"; done
3519   ) > .sbinit
3520 fi
3521
3522 ### whether to build with profile.o
3523 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3524 int main(int c, char *v[])
3525 {
3526 #ifdef HAVE_SETITIMER
3527         return 1;
3528 #else
3529         return 0;
3530 #endif
3531 }]])], [./conftest; have_setitimer=$?],
3532         [have_setitimer=$?],[have_setitimer=0])
3533 AM_CONDITIONAL([HAVE_SETITIMER], [test "$have_setitimer" = "1"])
3534
3535 ## whether to build with sheap.o
3536 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3537 int main(int c, char *v[])
3538 {
3539 #if defined(HEAP_IN_DATA) && !defined(PDUMP)
3540         return 1;
3541 #else
3542         return 0;
3543 #endif
3544 }]])], [./conftest; build_sheap=$?],
3545         [build_sheap=$?],[build_sheap=0])
3546 AM_CONDITIONAL([BUILD_SHEAP], [test "$build_sheap" = "1"])
3547
3548
3549 dnl There are no more compile tests; remove the core they created.
3550 rm -f core
3551
3552 dnl --------------------------------------------------
3553 dnl Substitute into Makefile, config.h and sxe-paths.h
3554 dnl --------------------------------------------------
3555
3556 dnl what sort of things to edit into Makefile, config.h and sxe-paths.h
3557 dnl configuration here uncanonicalized to avoid exceeding size limits.
3558
3559 AC_SUBST(PROGNAME)
3560 AC_SUBST(MULE)
3561 AC_SUBST(HAVE_LIBFFI)
3562 AC_SUBST(version)
3563 AC_SUBST(VERSION)
3564 AC_SUBST(old_version)
3565 AC_SUBST(inststaticdir)
3566 AC_SUBST(instvardir)
3567 AC_SUBST(instvarsepdir)
3568 AC_SUBST(sxe_srcdir)
3569 AC_SUBST(emodsrcdir)
3570 AC_SUBST(sxe_blddir)
3571 AC_SUBST(emodblddir)
3572 AC_SUBST(bindir)
3573 AC_SUBST(datarootdir)
3574 AC_SUBST(datadir)
3575 AC_SUBST(statedir)
3576 AC_SUBST(libdir)
3577 AC_SUBST(mandir)
3578 AC_SUBST(extra_includes)
3579
3580 AC_SUBST(prefix)
3581 AC_SUBST(PREFIX_USER_DEFINED)
3582 dnl Yo, Stephen Bourne!  I want to marry you!
3583 PREFIX=$prefix
3584 while true; do
3585   case "$PREFIX" in
3586     *\$* ) eval "PREFIX=\"${PREFIX}\"" ;;
3587     *) break ;;
3588   esac
3589 done
3590 AC_SUBST(PREFIX)
3591
3592 AC_SUBST(exec_prefix)
3593 AC_SUBST(EXEC_PREFIX_USER_DEFINED)
3594 EXEC_PREFIX=$exec_prefix
3595 while true; do
3596   case "$EXEC_PREFIX" in
3597     *\$* ) eval "EXEC_PREFIX=\"${EXEC_PREFIX}\"" ;;
3598     *) break ;;
3599   esac
3600 done
3601 AC_SUBST(EXEC_PREFIX)
3602
3603 AC_SUBST(infodir)
3604 AC_SUBST(INFODIR_USER_DEFINED)
3605 INFODIR=$infodir
3606 while true; do
3607   case "$INFODIR" in
3608     *\$* ) eval "INFODIR=\"${INFODIR}\"" ;;
3609     *) break ;;
3610   esac
3611 done
3612 AC_SUBST(INFODIR)
3613
3614 AC_SUBST(infopath,$with_infopath)
3615 AC_SUBST(INFOPATH_USER_DEFINED)
3616 INFOPATH=$with_infopath
3617 while true; do
3618   case "$INFOPATH" in
3619     *\$* ) eval "INFOPATH=\"${INFOPATH}\"" ;;
3620     *) break ;;
3621   esac
3622 done
3623 AC_SUBST(INFOPATH)
3624
3625 if test -z "$with_module_path"; then
3626     with_module_path="~/.sxemacs/${configuration}/modules:${libdir}/${PROGNAME}/${configuration}/site-modules:${libdir}/${instvardir}/${configuration}/modules"
3627 fi
3628
3629 AC_SUBST(module_path,$with_module_path)
3630 AC_SUBST(MODULE_PATH_USER_DEFINED)
3631 MODULE_PATH=$with_module_path
3632 while true; do
3633   case "$MODULE_PATH" in
3634     *\$* ) eval "MODULE_PATH=\"${MODULE_PATH}\"" ;;
3635     *) break ;;
3636   esac
3637 done
3638 AC_SUBST(MODULE_PATH)
3639
3640 if test -z "$with_package_prefix" ; then
3641   with_package_prefix=${prefix}/share/sxemacs
3642 fi
3643
3644 if test -z "$with_package_path" && test -n "$with_package_prefix" ; then
3645   if test "$with_mule" = "yes" ; then
3646     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages:~/.sxemacs/mule-packages"
3647     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages:${with_package_prefix}/mule-packages"
3648   else
3649     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages"
3650     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages"
3651   fi
3652 fi
3653
3654 AC_SUBST(package_path,$with_package_path)
3655 AC_SUBST(PACKAGE_PATH_USER_DEFINED)
3656 PACKAGE_PATH=$with_package_path
3657 while true; do
3658   case "$PACKAGE_PATH" in
3659     *\$* ) eval "PACKAGE_PATH=\"${PACKAGE_PATH}\"" ;;
3660     *) break ;;
3661   esac
3662 done
3663 AC_SUBST(PACKAGE_PATH)
3664
3665 AC_SUBST(lispdir, $with_lispdir)
3666 AC_SUBST(LISPDIR_USER_DEFINED)
3667 LISPDIR=$with_lispdir
3668 while true; do
3669   case "$LISPDIR" in
3670     *\$* ) eval "LISPDIR=\"${LISPDIR}\"" ;;
3671     *) break ;;
3672   esac
3673 done
3674 AC_SUBST(LISPDIR)
3675
3676 AC_SUBST(moduledir,$with_moduledir)
3677 AC_SUBST(MODULEDIR_USER_DEFINED)
3678 MODULEDIR=$with_moduledir
3679 while true; do
3680   case "$MODULEDIR" in
3681     *\$* ) eval "MODULEDIR=\"${MODULEDIR}\"" ;;
3682     *) break ;;
3683   esac
3684 done
3685 AC_SUBST(MODULEDIR)
3686
3687 AC_SUBST([sitelispdir], [$with_sitelispdir])
3688 AC_SUBST([SITELISPDIR_USER_DEFINED])
3689 SITELISPDIR=$sitelispdir
3690 while true; do
3691   case "$SITELISPDIR" in
3692     *\$* ) eval "SITELISPDIR=\"${SITELISPDIR}\"" ;;
3693     *) break ;;
3694   esac
3695 done
3696 AC_SUBST(SITELISPDIR)
3697
3698 AC_SUBST(sitemoduledir,$with_sitemoduledir)
3699 AC_SUBST(SITEMODULEDIR_USER_DEFINED)
3700 SITEMODULEDIR=$with_sitemoduledir
3701 while true; do
3702   case "$SITEMODULEDIR" in
3703     *\$* ) eval "SITEMODULEDIR=\"${SITEMODULEDIR}\"" ;;
3704     *) break ;;
3705   esac
3706 done
3707 AC_SUBST(SITEMODULEDIR)
3708
3709 AC_SUBST(etcdir,$with_etcdir)
3710 AC_SUBST(ETCDIR_USER_DEFINED)
3711 ETCDIR=$with_etcdir
3712 while true; do
3713   case "$ETCDIR" in
3714     *\$* ) eval "ETCDIR=\"${ETCDIR}\"" ;;
3715     *) break ;;
3716   esac
3717 done
3718 AC_SUBST(ETCDIR)
3719
3720 AC_SUBST(archlibdir,$with_archlibdir)
3721 AC_SUBST(ARCHLIBDIR_USER_DEFINED)
3722 ARCHLIBDIR=$with_archlibdir
3723 while true; do
3724   case "$ARCHLIBDIR" in
3725     *\$* ) eval "ARCHLIBDIR=\"${ARCHLIBDIR}\"" ;;
3726     *) break ;;
3727   esac
3728 done
3729 AC_SUBST(ARCHLIBDIR)
3730
3731 AC_SUBST(docdir,$with_docdir)
3732 AC_SUBST(DOCDIR_USER_DEFINED)
3733 DOCDIR=$with_docdir
3734 while true; do
3735   case "$DOCDIR" in
3736     *\$* ) eval "DOCDIR=\"${DOCDIR}\"" ;;
3737     *) break ;;
3738   esac
3739 done
3740 AC_SUBST(DOCDIR)
3741
3742 AC_SUBST(docdir)
3743 AC_SUBST(bitmapdir)
3744
3745 dnl The following flags combine all the information from:
3746 dnl - command line options (user always gets priority)
3747 dnl - user environment variables
3748 dnl - determined by configure
3749 dnl - the s&m header files (required for ellcc)
3750 AC_SUBST(machfile)
3751 AC_SUBST(opsysfile)
3752 AC_SUBST(c_switch_general)
3753 AC_SUBST(c_switch_window_system)
3754 AC_SUBST(c_switch_all)
3755 AC_SUBST(ld_switch_general)
3756 AC_SUBST(ld_switch_window_system)
3757 AC_SUBST(ld_switch_all)
3758 AC_SUBST(ld_libs_general)
3759 AC_SUBST(ld_libs_window_system)
3760 AC_SUBST(ld_libs_all)
3761 AC_SUBST(CFLAGS)
3762 AC_SUBST(CPPFLAGS)
3763 AC_SUBST(LDFLAGS)
3764 RECURSIVE_MAKE_ARGS="\$(MFLAGS) CC='\$(CC)' CFLAGS='\$(CFLAGS)' LDFLAGS='\$(LDFLAGS)' CPPFLAGS='\$(CPPFLAGS)'"
3765 if test -z "$MAKE"; then
3766         MAKE=make
3767 fi
3768 case `$MAKE --version 2>/dev/null` in
3769    GNU\ Make*)
3770         AM_MAKEFLAGS="-w $AM_MAKEFLAGS"
3771         RECURSIVE_MAKE_ARGS="-w $RECURSIVE_MAKE_ARGS"
3772    ;;
3773    *)
3774         echo ===================================
3775         echo $MAKE does not seem to be GNU Make
3776         echo If you find makefile errors please try using GNU Make as some
3777         echo autoconf constructs may not be proper for your make variant
3778         echo ===================================
3779    ;;
3780 esac
3781 AC_SUBST(RECURSIVE_MAKE_ARGS)
3782 AC_SUBST(AM_MAKEFLAGS)
3783
3784 AC_SUBST(sound_cflags)
3785 AC_SUBST(AR)
3786 AC_SUBST(RANLIB)
3787
3788 AC_SUBST(SXEMACS_CC)
3789 AC_SUBST(SXE_CFLAGS)
3790
3791 SXE_SUBST_CORE_OBJS()
3792
3793 SXE_SUBST_CRUFT_OBJS
3794
3795 dnl The default is yes
3796 if test "$with_prefix" = "yes"; then
3797   AC_DEFINE([PREFIX_USER_DEFINED], [1], [Description here!])
3798 fi
3799
3800 dnl Should this stay even though --with-site-modules is no longer an
3801 dnl option?  It is used in emacs.c for when the -no-site-modules cmd line
3802 dnl opt is used.  That cmd line opt definitely has usefullness.  Sebastian?
3803 dnl --SY.
3804 dnl The default is yes
3805 if test "$with_site_modules" = "no"; then
3806   AC_DEFINE([INHIBIT_SITE_MODULES], [1], [Description here!])
3807 fi
3808
3809 dnl SXE_SPACE(ac_configure_args, $ac_configure_args)
3810 AC_DEFINE_UNQUOTED([EMACS_CONFIGURATION], ["$ac_cv_build"], [Description here!])
3811 AC_DEFINE_UNQUOTED([EMACS_CONFIG_OPTIONS], ["$ac_configure_args"], [Description here!])
3812
3813 AC_SUBST([srcdir_equals_blddir_p])
3814
3815 dnl Following are deprecated
3816 null_string=""
3817 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE], [$null_string], [Description here!])
3818 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE_AUX], [$null_string], [Description here!])
3819 AC_DEFINE_UNQUOTED([C_SWITCH_X_SITE], [$null_string], [Description here!])
3820 AC_DEFINE_UNQUOTED([LD_SWITCH_SITE], [$null_string], [Description here!])
3821 AC_DEFINE_UNQUOTED([C_SWITCH_SITE], [$null_string], [Description here!])
3822
3823 dnl Note: as a general rule, *only* define things here that are not
3824 dnl autodetected.  For things that are autodetected, define them
3825 dnl at the point where the autodetection occurs or would occur,
3826 dnl so that the user gets immediate feedback on the results of the
3827 dnl autodetection.
3828
3829 if test "$GNU_MALLOC" = "yes"; then
3830         AC_DEFINE([GNU_MALLOC], [1], [Description here!])
3831         SXE_ADD_MEMALLOC_OBJS(vm-limit.o)
3832         if test "$doug_lea_malloc" != "yes"; then
3833                 SXE_ADD_MEMALLOC_OBJS(gmalloc.o)
3834         fi
3835         if test "$with_error_checking_malloc" = "yes"; then
3836                 dnl SXE_ADD_MEMALLOC_OBJS(free-hook.o)
3837                 :
3838         fi
3839 elif test "$with_system_malloc" = "yes" -o "$system_malloc" = "yes"; then
3840         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3841         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3842 elif test "$with_debug_malloc"  = "yes"; then
3843         AC_DEFINE([USE_DEBUG_MALLOC], [1], [Description here!])
3844         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3845         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3846         SXE_APPEND(-ldmalloc, MEMALLOC_LIBS)
3847 else
3848         SXE_ADD_MEMALLOC_OBJS([malloc.o])
3849 fi
3850 test "$GCC" = "yes" && \
3851         AC_DEFINE([USE_GCC], [1], [Description here!])
3852 test "$with_external_widget" = "yes" && \
3853         AC_DEFINE([EXTERNAL_WIDGET], [1], [Description here!])
3854 test "$with_quick_build" = "yes" && \
3855         AC_DEFINE([QUICK_BUILD], [1], [Description here!])
3856 if test "$with_purify" = "yes"; then
3857         AC_DEFINE([PURIFY], [1], [Description here!])
3858         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3859 fi
3860 if test "$with_quantify" = "yes"; then
3861         AC_DEFINE([QUANTIFY], [1], [Description here!])
3862         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3863 fi
3864 test "$with_pop" = "yes" && \
3865         AC_DEFINE([MAIL_USE_POP], [1], [Description here!])
3866 test "$with_hesiod" = "yes" && \
3867         AC_DEFINE([HESIOD], [1], [Description here!])
3868 test "$with_regex_malloc" = "yes" && \
3869         AC_DEFINE([REGEX_MALLOC], [1], [Description here!])
3870 test "$with_ipv6_cname" = "yes" && \
3871         AC_DEFINE([IPV6_CANONICALIZE], [1], [Description here!])
3872 if test "$with_pdump" = "yes"; then
3873         AC_DEFINE([PDUMP], [1], [Description here!])    dnl deprecated!
3874         AC_DEFINE([WITH_PDUMP], [1], [Description here!])
3875 fi
3876
3877 AM_CONDITIONAL([WITH_EXTW], [test "$with_external_widget" = "yes"])
3878 AM_CONDITIONAL([WITH_PDUMP], [test "$with_pdump" = "yes"])
3879 AC_SUBST([MEMALLOC_LIBS])
3880 SXE_SUBST_MEMALLOC_OBJS
3881
3882
3883 AC_DEFINE_UNQUOTED([USER_FULL_NAME], [pw->pw_gecos], [dnl
3884         USER_FULL_NAME returns a string that is the user's full name.
3885         It can assume that the variable `pw' points to the password file
3886         entry for this user.
3887
3888         At some sites, the pw_gecos field contains the user's full name.
3889         If neither this nor any other field contains the right thing, use
3890         pw_name, giving the user's login name, since that is better than
3891         nothing.])
3892
3893 AC_DEFINE([SIGTYPE], [RETSIGTYPE], [SIGTYPE is the macro we actually use])
3894 AC_DEFINE([SIGRETURN], [return], [SIGTYPE is the macro we actually use])
3895
3896 ## finally, redefine VERSION; this has to be done after all tests on C sources
3897 ## were run because otherwise the symbol VERSION would be defined twice and
3898 ## the C compiler would warn, sigh, and due to this stupid -Werror flag we ...
3899 ## tadadada ... will fail to run _any_ C test successfully
3900 AC_DEFINE_UNQUOTED([VERSION], ["$version"], [Version of SXEmacs.])
3901
3902 AH_TOP([
3903 #ifndef INCLUDED_sxe_config_h_
3904 #define INCLUDED_sxe_config_h_
3905
3906 #ifndef NOT_C_CODE
3907 #if defined (__GNUC__)
3908 #define alloca __builtin_alloca
3909 #elif defined __DECC
3910 #include <alloca.h>
3911 #pragma intrinsic(alloca)
3912 #elif defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3913 /* defer #include to end of file */
3914 #elif defined HAVE_ALLOCA_H
3915 #include <alloca.h>
3916 #elif defined(_AIX)
3917 #pragma alloca
3918 #elif ! defined (alloca)
3919 void *alloca();
3920 #endif
3921 #endif  /* C code */
3922 ])
3923
3924 AH_BOTTOM([
3925 /* The configuration script may define `opsysfile' to be the name of
3926    the s/...h file that describes your operating system.
3927    The file name is chosen based on the configuration name. */
3928
3929 #ifdef config_opsysfile
3930 #include config_opsysfile
3931 #endif
3932
3933 /* The configuration script may define `machfile' to be the name of
3934    the m/...h file that describes the machine you are using.
3935    The file name is chosen based on the configuration name. */
3936
3937 #ifdef config_machfile
3938 #include config_machfile
3939 #endif
3940
3941 /* basic system calls */
3942 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3943 # define ENCAPSULATE_READ
3944 # define ENCAPSULATE_WRITE
3945 #endif
3946 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3947 # define ENCAPSULATE_OPEN
3948 #endif
3949 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3950 # define ENCAPSULATE_CLOSE
3951 #endif
3952 /* stdio calls */
3953 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3954 # define ENCAPSULATE_FREAD
3955 # define ENCAPSULATE_FWRITE
3956 #endif
3957 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3958 # define ENCAPSULATE_FOPEN
3959 #endif
3960 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3961 # define ENCAPSULATE_FCLOSE
3962 #endif
3963
3964 #if defined (HAVE_SOCKS) && !defined (DO_NOT_SOCKSIFY)
3965 #define accept Raccept
3966 #define bind Rbind
3967 #define connect Rconnect
3968 #define getsockname Rgetsockname
3969 #define listen Rlisten
3970 #endif                          /* HAVE_SOCKS && !DO_NOT_SOCKSIFY */
3971
3972 #ifndef NOT_C_CODE              /* Actually means C or C++ */
3973 # if defined (__cplusplus)
3974 /* Avoid C++ keywords used as ordinary C identifiers */
3975 #  define class c_class
3976 #  define new   c_new
3977 #  define this  c_this
3978 #  define catch c_catch
3979 #  define EXTERN_C extern "C"
3980 # else                          /* C code */
3981 #  define EXTERN_C extern
3982 # endif
3983 #endif                          /* C or C++ */
3984 /* Strictly speaking, only int or unsigned int are valid types in a
3985    bitfield.  In practice, we would like to use enums as bitfields.
3986    The following should just result in warning avoidance:
3987    warning: nonportable bit-field type */
3988 #ifdef __GNUC__
3989 #define enum_field(enumeration_type) enum enumeration_type
3990 #else
3991 #define enum_field(enumeration_type) unsigned int
3992 #endif
3993
3994 #ifndef NOT_C_CODE
3995 #if defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3996 /* icc's alloca.h pulls in <features.h>,
3997    but that must be done after _GNU_SOURCE and friends are defined */
3998 #include <alloca.h>
3999 #endif
4000 #endif                          /* C code */
4001
4002 #endif  /* INCLUDED_sxe_config_h_ */
4003 ])
4004
4005
4006 dnl -------------------------------------------------------------------------
4007 dnl -------------------------------
4008 dnl Report on what we decided to do
4009 dnl -------------------------------
4010
4011 dnl #### We should tag this as the _build_ environment.
4012 dnl Before doing that, though, must check if tools care about line 1.
4013
4014 (
4015 dnl /etc/osversion is on SONY NEWS-OS
4016 if test -f /etc/osversion; then dnl SONY NEWS-OS
4017   echo "osversion: `cat /etc/osversion`"
4018 else
4019   echo "uname -a: `uname -a`"
4020 fi
4021 echo ""
4022 echo "$0 $ac_configure_args"
4023 ) > Installation
4024
4025 if test ! -z ${emacs_beta_version} ; then
4026   if test -z "${emacs_is_beta}" ; then
4027         sxemacs_betaname=".${emacs_beta_version}"
4028   else
4029         sxemacs_betaname="-b${emacs_beta_version}"
4030   fi
4031 else
4032   sxemacs_betaname=""
4033 fi
4034
4035 dnl -----------------
4036 dnl Talking LFSL now!
4037 dnl -----------------
4038
4039 dnl -----------------------------------
4040 dnl Now generate config.h and Makefiles
4041 dnl -----------------------------------
4042
4043 dnl This has to be called in order for this variable to get into config.status
4044 AC_SUBST([internal_makefile_list])
4045 # Remove any trailing slashes in these variables.
4046 if test -n "$prefix"; then
4047         prefix=`echo '' "$prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4048 fi
4049 if test -n "$exec_prefix"; then
4050         exec_prefix=`echo '' "$exec_prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4051 fi
4052
4053 make_ifeq="ifeq"
4054 make_endif="endif"
4055 make_else="else"
4056 AC_SUBST([make_ifeq])
4057 AC_SUBST([make_endif])
4058 AC_SUBST([make_else])
4059
4060 dnl Coupla things needed for subst'ing into the sxemacs.desktop file
4061 ABS_PROGNAME=${prefix}/bin/${PROGNAME}
4062 ABS_ETCDIR=${ETCDIR}
4063 SXE_CANONICALISE_PATH([ABS_PROGNAME])
4064 SXE_CANONICALISE_PATH([ABS_ETCDIR])
4065 AC_SUBST([ABS_PROGNAME])
4066 AC_SUBST([ABS_ETCDIR])
4067
4068 AC_CONFIG_FILES([src/sxe-paths.h])
4069 AC_CONFIG_FILES([Makefile])
4070 AC_CONFIG_FILES([lib-src/Makefile])
4071 AC_CONFIG_FILES([src/Makefile])
4072 AC_CONFIG_FILES([src/ui/Makefile])
4073 AC_CONFIG_FILES([src/ui/TTY/Makefile])
4074 AC_CONFIG_FILES([src/ui/lwlib/Makefile])
4075 AC_CONFIG_FILES([src/ui/X11/Makefile])
4076 AC_CONFIG_FILES([src/events/Makefile])
4077 AC_CONFIG_FILES([src/ent/Makefile])
4078 AC_CONFIG_FILES([src/media/Makefile])
4079 AC_CONFIG_FILES([src/mem/Makefile])
4080 AC_CONFIG_FILES([src/database/Makefile])
4081 AC_CONFIG_FILES([src/mule/Makefile])
4082 AC_CONFIG_FILES([src/.gdbinit:src/gdbinit])
4083 AC_CONFIG_FILES([src/.dbxrc:src/dbxrc])
4084 AC_CONFIG_FILES([lisp/Makefile])
4085 AC_CONFIG_FILES([info/Makefile])
4086 AC_CONFIG_FILES([tests/Makefile])
4087 AC_CONFIG_FILES([modules/Makefile])
4088 AC_CONFIG_FILES([etc/Makefile])
4089 AC_CONFIG_FILES([etc/sxemacs.desktop])
4090 AC_CONFIG_FILES([sxemacs.pc])
4091 AC_CONFIG_LINKS([.sxemacs.source.tree:])
4092
4093 AC_OUTPUT
4094 SXE_SUMMARY