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