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

   1 dnl SXEmacs config script for autoconf >=2.60
   2 dnl -------------------------------------------------------------------------
   3 dnl Overrides of standard autoconf macros.
   4
   5 m4_include([sxemacs_version.m4])
   6
   7 dnl -------------------------------------------------------------------------
   8 dnl Autoconf startup.
   9 dnl -------------------------------------------------------------------------
  10
  11 AC_PREREQ([2.62])
  12 AC_INIT([SXEmacs], [SXEM4CS_VERSION], [http://issues.sxemacs.org/])
  13 AC_CONFIG_HEADER([src/config.h])
  14 AC_CONFIG_SRCDIR([src/lisp.h])
  15 AC_CONFIG_AUX_DIR([.])
  16 AC_CONFIG_MACRO_DIR([m4])
  17
  18 dnl -------------------------------------------------------------------------
  19 dnl Local copyright notices.
  20 dnl -------------------------------------------------------------------------
  21
  22 AC_COPYRIGHT(
  23 [#### Configuration script for SXEmacs.  Largely divergent from FSF.
  24 #### Guess values for system-dependent variables and create Makefiles.
  25 #### Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
  26 #### Copyright (C) 1993-1995 Board of Trustees, University of Illinois.
  27 #### Copyright (C) 1996, 1997 Sun Microsystems, Inc.
  28 #### Copyright (C) 1995, 1996, 2002, 2003, 2004 Ben Wing.
  29 #### Copyright (C) 2000, 2001 Martin Buchholz.
  30 #### Copyright (C) 1998, 1999 J. Kean Johnston.
  31 #### Copyright (C) 2005 Malcolm Purvis.
  32 #### Copyright (C) 2005, 2006, 2007 Steve Youngs.
  33 #### Copyright (C) 2006, 2007, 2008 Sebastian Freundt.
  34 #### Copyright (C) 2007, 2010, 2011 Nelson Ferreira
  35
  36 ### Don't edit this script!
  37 ### This script was automatically generated by the `autoconf' program
  38 ### from the file `./configure.ac'.
  39 ### To rebuild it, execute the command
  40 ###     autoconf
  41 ### in the this directory.
  42
  43 ### This file is part of SXEmacs.
  44
  45 ### SXEmacs is free software: you can redistribute it and/or modify
  46 ### it under the terms of the GNU General Public License as published by
  47 ### the Free Software Foundation, either version 3 of the License, or
  48 ### (at your option) any later version.
  49
  50 ### SXEmacs is distributed in the hope that it will be useful,
  51 ### but WITHOUT ANY WARRANTY; without even the implied warranty of
  52 ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  53 ### GNU General Public License for more details.
  54
  55 ### You should have received a copy of the GNU General Public License
  56 ### along with this program.  If not, see <http://www.gnu.org/licenses/>.
  57
  58 ### Parts of SXEmacs are also distributed under a BSD-like licence.
  59 ### Check file headers for more information.
  60
  61 ### For usage, run `./configure --help'
  62 ### For more detailed information on building and installing SXEmacs,
  63 ### read the file `INSTALL'.
  64 ###
  65 ### If configure succeeds, it leaves its status in config.status.
  66 ### A log of configuration tests can be found in config.log.
  67 ### If configure fails after disturbing the status quo,
  68 ###     config.status is removed.
  69 ])
  70
  71 AC_REVISION([SXEM4CS_GIT_VERSION])
  72
  73
  74 dnl Build Options
  75 dnl =============
  76 OG_OPTION_GROUP(Build Options)
  77
  78 OG_ARG_WITH([prefix],
  79         AS_HELP_STRING([--with-prefix@<:@=ARG@:>@],
  80                 [Whether to compile the value of --prefix into the executable.]),
  81         [yes], [YES (DO compile prefix into the executable)])
  82
  83 OG_ARG_WITH([sitemoduledir],
  84         AS_HELP_STRING([--with-sitemoduledir=DIR],
  85                 [Directory for loadable modules that are not part of
  86                 the SXEmacs core distribution (3rd party emodules).]),
  87         [none], [$prefix/lib/sxemacs/$build/site-modules], [og_any],
  88         [AC_DEFINE([SITEMODULEDIR_USER_DEFINED], [1],
  89                 [sitemoduledir has been specified on the configure line.])],
  90         [with_sitemoduledir='${libdir}/${PROGNAME}/${configuration}/site-modules'])
  91
  92 OG_ARG_WITH([site-includes],
  93         AS_HELP_STRING([--with-site-includes=PATH],
  94                 [Colon separated list of _extra_ include directories
  95                 to search for headers.]),
  96         [none], [None], [og_any])
  97
  98 OG_ARG_WITH([site-libraries],
  99         AS_HELP_STRING([--with-site-libraries=PATH],
 100                 [Colon separated list of extra lib directories to
 101                 search for libraries. (Default: None)]),
 102         [none], [None], [og_any])
 103
 104 OG_ARG_WITH([site-prefixes],
 105         AS_HELP_STRING([--with-site-prefixes=PATH],
 106                 [Colon separated list of extra prefix directories to
 107                 search for headers and libraries.  Sometimes this can
 108                 be used instead of specifying both
 109                 --with-site-includes and
 110                 --with-site-libraries.]),
 111         [none], [None], [og_any])
 112
 113 OG_ARG_WITH([lispdir],
 114         AS_HELP_STRING([--with-lispdir=DIR],
 115                 [Where to install core lisp files.]),
 116         [none], [$prefix/lib/sxemacs-$version/lisp], [og_any],
 117         [AC_DEFINE([LISPDIR_USER_DEFINED], [1],
 118                 [lispdir has been specified on the configure line.])],
 119         [with_lispdir='${datadir}/${instvardir}/lisp'])
 120
 121 OG_ARG_WITH([archlibdir],
 122         AS_HELP_STRING([--with-archlibdir=DIR],
 123                 [Directory for arch-dependent files.]),
 124         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 125         [AC_DEFINE([ARCHLIBDIR_USER_DEFINED], [1],
 126                 [archlibdir has been specified on the configure line.])],
 127         [with_archlibdir='${libdir}/${instvardir}/${configuration}'])
 128
 129 OG_ARG_WITH([moduledir],
 130         AS_HELP_STRING([--with-moduledir=DIR],
 131                 [Directory for loadable modules.]),
 132         [none], [$prefix/lib/sxemacs-$version/$build/modules], [og_any],
 133         [AC_DEFINE([MODULEDIR_USER_DEFINED], [1],
 134                 [moduledir has been specified on the configure line.])],
 135         [with_moduledir='${libdir}/${instvardir}/${configuration}/modules'])
 136
 137 OG_ARG_WITH([etcdir],
 138         AS_HELP_STRING([--with-etcdir=DIR],
 139                 []),
 140         [none], [$prefix/lib/sxemacs-$version/etc], [og_any],
 141         [AC_DEFINE([ETCDIR_USER_DEFINED], [1],
 142                 [etcdir has been specified on the configure line.])],
 143         [with_etcdir='${datadir}/${instvardir}/etc'])
 144
 145 OG_ARG_WITH([infopath],
 146         AS_HELP_STRING([--with-infopath=PATH],
 147                 [Colon separated list of directories to use as
 148                 the info search path. This is not normally needed.]),
 149         [none], [None], [og_any],
 150         [AC_DEFINE([INFOPATH_USER_DEFINED], [1],
 151                 [inforpath has been specified on the configure line.])], [])
 152
 153 OG_ARG_WITH([docdir],
 154         AS_HELP_STRING([--with-docdir=DIR],
 155                 [Where it store certain doc files (not info or man).]),
 156         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 157         [AC_DEFINE([DOCDIR_USER_DEFINED], [1],
 158                 [docdir has been specified on the configure line.])],
 159         [with_docdir='${archlibdir}'])
 160
 161 OG_ARG_WITH([site-runtime-libraries],
 162         AS_HELP_STRING([--with-site-runtime-libraries=PATH],
 163                 [Colon separated list of directories to search for
 164                 libraries at run time.  This isn't normally needed.]),
 165         [none], [None], [og_any])
 166
 167 OG_ARG_WITH([module-path],
 168         AS_HELP_STRING([--with-module-path=PATH],
 169                 [Search path to the emodules directories.
 170                 A colon separated list of directories. Normally, there is
 171                 no need to set this.]),
 172         [none], [None], [og_any],
 173         [AC_DEFINE([MODULE_PATH_USER_DEFINED], [1],
 174                 [module-path has been specified on the configure line.])],
 175         [])
 176
 177 OG_ARG_WITH([package-prefix],
 178         AS_HELP_STRING([--with-package-prefix=PATH],
 179                 [What to use as a prefix to the system-wide package
 180                 directories.  It doesn't affect the package directories
 181                 under ~/.sxemacs, and is totally ignored if
 182                 --with-package-path is set.
 183                 Normally, you would not need to set this.]),
 184         [none], [None], [og_any],
 185         [AC_DEFINE([PACKAGE_PREFIX_USER_DEFINED], [1],
 186                 [package-prefix has been specified on the configure line.])],
 187         [])
 188
 189 OG_ARG_WITH([package-path],
 190         AS_HELP_STRING([--with-package-path=PATH],
 191                 [Search path to the package directories.
 192                 This path is made up of 3 separate "path elements",
 193                 each element is a colon separated list of directories,
 194                 with the boundary between elements being a double
 195                 colon.  The 3 path elements are for "early", "late",
 196                 and "last" package directories.  If only a single
 197                 element is specified it is "late".  Example:
 198                 early1:early2::late1:late2::last1:last2.  Setting this
 199                 overrides --with-package-prefix.  Normally, there is
 200                 no need to set this.]),
 201         [none], [None], [og_any],
 202         [AC_DEFINE([PACKAGE_PATH_USER_DEFINED], [1],
 203                 [package-path has been specified on the configure line.])],
 204         [])
 205
 206 dnl stupid option, innit?
 207 OG_ARG_WITH([quick-build],
 208         AS_HELP_STRING([--with-quick-build],
 209                 [Speed up the build cycle by leaving out steps where
 210                 SXEmacs will still work (more or less) without them.
 211                 Potentially dangerous if you don't know what you're
 212                 doing. This (1) doesn't garbage-collect after loading
 213                 each file during dumping, (2) doesn't automatically
 214                 rebuild the DOC file (remove it by hand to get it
 215                 rebuilt), (3) Removes config.h lisp.h and associated
 216                 files from the dependency lists so changes to these
 217                 files don't automatically cause all .c files
 218                 to be rebuilt.]),
 219         [no], [No], [])
 220
 221 OG_ARG_WITH([compiler],
 222         AS_HELP_STRING([--with-compiler=COMPILER],
 223                 [Do not use me! Use CC=<your-compiler> instead!
 224                 C compiler to use.
 225                 Note: SXEmacs _CANNOT_ be built with a C++ compiler.]),
 226         [none], [None], [og_any], [
 227                 OG_WARN_OBSOLETE_OPTION([--with-compiler], [CC=<your-cc>])])
 228
 229 OG_ARG_WITH([cflags],
 230         AS_HELP_STRING([--with-cflags],
 231                 [Do not use me! Use CFLAGS=<your flags> instead!
 232                 Compiler flags (such as -O); setting this overrides
 233                 all default compiler flags except those that control
 234                 warnings. Most people wouldn't need to set
 235                 this.]),
 236         [none], [None], [og_any], [
 237                 OG_WARN_OBSOLETE_OPTION([--with-cflags], [CFLAGS=<your flags>])])
 238
 239 OG_ARG_WITH([cflags-warning],
 240         AS_HELP_STRING([--with-cflags-warning],
 241                 [Do not use me! I will disappear soon!]),
 242         [none], [None], [og_any])
 243
 244 OG_ARG_WITH([cpp],
 245         AS_HELP_STRING([--with-cpp],
 246                 [Do not use me! Use CPP=<your-cpp> instead!]),
 247         [none], [None], [og_any], [
 248                 OG_WARN_OBSOLETE_OPTION([--with-cpp], [CPP=<your-cpp>])
 249                 CPP="$with_cpp"])
 250
 251 OG_ARG_WITH([cppflags],
 252         AS_HELP_STRING([--with-cppflags],
 253                 [Do not use me! Use CPPFLAGS=<your flags> instead!]),
 254         [none], [None], [og_any], [
 255                 OG_WARN_OBSOLETE_OPTION([--with-cppflags], [CPPFLAGS=<your flags>])
 256                 CPPFLAGS="$with_cppflags"])
 257
 258 OG_ARG_WITH([libs],
 259         AS_HELP_STRING([--with-libs],
 260                 [Do not use me! Use LIBS=<your libs> instead!]),
 261         [none], [None], [og_any], [
 262                 OG_WARN_OBSOLETE_OPTION([--with-libs], [LIBS=<your libs>])
 263                 LIBS="$with_libs"])
 264
 265 OG_ARG_WITH([ldflags],
 266         AS_HELP_STRING([--with-ldflags],
 267                 [Do not use me! Use LDFLAGS=<your flags> instead!]),
 268         [none], [None], [og_any], [
 269                 OG_WARN_OBSOLETE_OPTION([--with-ldflags], [LDFLAGS=<your flags>])
 270                 LDFLAGS="$with_ldflags"])
 271
 272 OG_ARG_WITH([ridiculously-aggressive-optimisations],
 273         AS_HELP_STRING([--with-ridiculously-aggressive-optimisations],
 274                 [Whether to try all possible optimisations]),
 275         [no], [No])
 276
 277 OG_ARG_WITH([maximum-warning-output],
 278         AS_HELP_STRING([--with-maximum-warning-output],
 279                 [Whether to output as many warnings as possible]),
 280         [no], [No])
 281
 282
 283 dnl Internal Options
 284 dnl ================
 285 OG_OPTION_GROUP(Internal Options)
 286
 287 OG_ARG_WITH([dynamic],
 288         AS_HELP_STRING([--with-dynamic],
 289                 [Link dynamically if supported by system.
 290                 'NO' forces static linking.]),
 291         [auto], [Autodetect])
 292
 293 OG_ARG_WITH([rel-alloc],
 294         AS_HELP_STRING([--with-rel-alloc],
 295                 [Relocating allocator for buffers.]),
 296         [default], [Autodetect])
 297
 298 OG_ARG_WITH([dlmalloc],
 299         AS_HELP_STRING([--with-dlmalloc],
 300                 [Use Doug Lea's malloc.]),
 301         [default], [Autodetect])
 302
 303 OG_ARG_WITH([debug-malloc],
 304         AS_HELP_STRING([--with-debug-malloc],
 305                 [Use a debugging malloc.]),
 306         [no], [NO])
 307
 308 OG_ARG_WITH([system-malloc],
 309         AS_HELP_STRING([--with-system-malloc],
 310                 [Use a system malloc instead of GNU.]),
 311         [default], [YES if using quantify or purify; NO otherwise])
 312
 313 OG_ARG_WITH([regex-malloc],
 314         AS_HELP_STRING([--with-regex-malloc],
 315                 [Use malloc for regex failure stack.]),
 316         [yes], [YES])
 317
 318 OG_ARG_WITH([ffi],
 319         AS_HELP_STRING([--with-ffi],
 320                 [Compile in experimental support for
 321                 Foreign Function Interface.]),
 322         [yes], [YES])
 323
 324 OG_ARG_WITH([module-support],
 325         AS_HELP_STRING([--with-module-support],
 326                 [Compile in experimental support for dynamically
 327                 loaded libraries (Dynamic Shared Objects).]),
 328         [yes], [YES if shared libraries are supported])
 329
 330 OG_MULTIARG_WITH([modules], [dnl
 331         AS_HELP_STRING([--with-modules], [
 332                 Which modules to compile and install.])],
 333         [all], [all], [dnl
 334         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 335         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 336 ])
 337
 338 OG_MULTIARG_WITH([static-modules], [dnl
 339         AS_HELP_STRING([--with-static-modules], [
 340                 Which modules to compile as archives to link their
 341                 functionality statically into the SXEmacs binary.])
 342         AS_HELP_STRING([], [
 343                 You should regard this as a proof of concept.])],
 344         [none], [NONE], [dnl
 345         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 346         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 347 ])
 348
 349 dnl _OG_MULTIARG_ITEM([ent], [int], [int], [native integer arithmetics])
 350 dnl _OG_MULTIARG_ITEM([ent], [fpfloat], [fpfloat], [native fixed precision floats])
 351 dnl _OG_MULTIARG_ITEM([ent], [indef], [indef], [abstract indefinites])
 352 OG_MULTIARG_WITH([ent], [dnl
 353         AS_HELP_STRING([--with-ent], [
 354                 Compile in support for enhanced number types,
 355                 using internal and external libraries.])],
 356         [none int fpfloat indef gmp], [int fpfloat indef gmp], [dnl
 357         OG_MULTIARG_ITEM([int], [int], [native integer arithmetics])
 358         OG_MULTIARG_ITEM([fpfloat], [fpfloat], [native fixed precision floats])
 359         OG_MULTIARG_ITEM([indef], [indef], [native abstract indefinites])
 360         OG_MULTIARG_ITEM([gmp], [GMP], [GNU multiprecision library])
 361         OG_MULTIARG_ITEM([mpfr], [MPFR], [Multiprecision Floats with correct Rounding])
 362         OG_MULTIARG_ITEM([mpc], [MPC], [Multiprecision Complex numbers (C/R)])
 363         OG_MULTIARG_ITEM([pseug], [pseudoG], [native Gaussian Numbers (Z+Z)])
 364         OG_MULTIARG_ITEM([pseuc], [pseudoC], [native Complex Numbers (C/R)])
 365         OG_MULTIARG_ITEM([quatern], [Quaternions], [native Quaternions (Z+Z+Z+Z)])
 366         OG_MULTIARG_ITEM([ecm], [ECM], [factorisations per Elliptic Curve Method])
 367         OG_MULTIARG_MUTEX([mpz], [Arbitrary precision integers], [gmp mp])
 368         OG_MULTIARG_MUTEX([complex], [Complex numbers as in C/R], [mpc pseuc])
 369 ])
 370
 371 OG_MULTIARG_WITH([ase], [dnl
 372         AS_HELP_STRING([--with-ase], [
 373                 Compile in support for algebraic structures based on ENT,
 374                 using internal and external libraries.])],
 375         [none], [none], [dnl
 376         OG_MULTIARG_ITEM([cart], [cartesian], [Cartesian Products of ENT and ASE objects])
 377         OG_MULTIARG_ITEM([dig], [digraph], [Directed 2-ary Graphs with Colours])
 378         OG_MULTIARG_ITEM([intv], [interval], [Intervals of comparable or normed ENT and ASE objects])
 379         OG_MULTIARG_ITEM([metric], [metric], [Metric Spaces])
 380         OG_MULTIARG_ITEM([nbhood], [neighbourhood], [Neighbourhoods of comparable or normed ENT and ASE objects])
 381         OG_MULTIARG_ITEM([perm], [permutation], [Permutations])
 382         OG_MULTIARG_ITEM([resclass], [resclass], [Residue Class Rings and Classes])
 383 ])
 384
 385 OG_ARG_WITH([compre],
 386         AS_HELP_STRING([--with-compre],[
 387                 Provide exhaustive caching of compiled regexps. This will
 388                 mean that frequently used regexps will be faster to use
 389                 since the compile step will not be needed after first use.]),
 390         [yes], [By default do cache compiled regexps.])
 391
 392 OG_MULTIARG_WITH([experimental-features], [dnl
 393         AS_HELP_STRING([--with-experimental-features], [
 394                 Activate experimental code, that is code which is
 395                 considered useful but whose effects in conjunction with
 396                 the variety of elisp projects cannot be foreseen.])
 397         AS_HELP_STRING([], [
 398                 During the beta phase of SXEmacs all experimental code
 399                 will be unconditionally enabled.  However, if you plan
 400                 to use this SXEmacs in a production environment you
 401                 can switch off some portions.])],
 402         [all nobdwgc], [ALL but bdwgc], [dnl
 403         OG_MULTIARG_ITEM([bdwgc], [bdwgc], [the Boehm-Demers-Weiser collector])
 404         OG_MULTIARG_ITEM([asyneq], [asyneq], [asynchronous event queues])
 405 ])
 406         dnl stop that pom stuff
 407         dnl OG_MULTIARG_ITEM([pom], [pom], [thread-safe objects])
 408
 409 OG_ARG_WITH([event-driver],
 410         AS_HELP_STRING([--with-event-driver], [
 411                 Which event routines to use.
 412                 Events control the way how external `sources' are
 413                 incorporated into SXEmacs.  Sources hereby are user inputs,
 414                 such as key strokes, mouse moves, pedalling, slapping the
 415                 monitor, etc.; but there are manifold further sources, such as
 416                 process signals, data on a socket, focussing an X window,
 417                 lapsing a timeout, and so forth.])
 418 AS_HELP_STRING([], [
 419                 An event driver can cope with all (or most) of these in a
 420                 uniform and abstract way.  SXEmacs can either be driven
 421                 using its built-in event handlers, or using one of the
 422                 external systems.]),
 423         [auto], [Autodetect], [auto built-in libevent liboop glib])
 424
 425
 426 dnl Debugging Options
 427 dnl ================
 428 OG_OPTION_GROUP(Debugging Options)
 429
 430 OG_ARG_WITH([debug],
 431         AS_HELP_STRING([--with-debug],
 432                 [Compile with extra debugging code.
 433                 This will turn on: --with-assertions
 434                 and --with-memory-usage-stats.]),
 435         [yes], [YES for beta; NO for release])
 436
 437 OG_ARG_WITH([memory-usage-stats],
 438         AS_HELP_STRING([--with-memory-usage-stats],
 439                 [Compile with support for statistics about memory usage at runtime.]),
 440         [yes], [YES for beta])
 441
 442 OG_MULTIARG_WITH([error-checking], [dnl
 443         AS_HELP_STRING([--with-error-checking=TYPE], [
 444                 Compile with internal error-checking added.])
 445         AS_HELP_STRING([], [
 446                 WARNING: Causes noticeable loss of speed!])],
 447         [all], [ALL for beta; NONE otherwise], [dnl
 448         OG_MULTIARG_ITEM([extents], [extents], [checks on extents])
 449         OG_MULTIARG_ITEM([types], [types], [checks on types])
 450         OG_MULTIARG_ITEM([gc], [gc], [checks on garbage collection])
 451         OG_MULTIARG_ITEM([malloc], [malloc], [checks on memory allocation])
 452         OG_MULTIARG_ITEM([byte_code], [byte_code], [checks on byte compiled code])
 453         OG_MULTIARG_ITEM([bufpos], [bufpos], [checks on buffer position])
 454         OG_MULTIARG_ITEM([glyphs], [glyphs], [checks on glyph data])
 455         OG_MULTIARG_ITEM([stack], [stack], [checks on stack barriers])
 456         OG_MULTIARG_ITEM([malldbg], [malldbg], [malloc debugging code])
 457 ])
 458
 459 OG_ARG_WITH([purify],
 460         AS_HELP_STRING([--with-purify],
 461                 [Add support for memory debugging using Purify.]),
 462         [no], [NO])
 463
 464 OG_ARG_WITH([quantify],
 465         AS_HELP_STRING([--with-quantify],
 466                 [Add support for performance debugging using Quantify.]),
 467         [no], [NO])
 468
 469
 470 dnl Window System Features
 471 dnl ======================
 472 OG_OPTION_GROUP(Window System Features)
 473
 474 OG_ARG_WITH([toolbars],
 475         AS_HELP_STRING([--with-toolbars],
 476                 [Compile in toolbar support.]),
 477         [yes], [YES])
 478
 479 OG_ARG_WITH([external-widget],
 480         AS_HELP_STRING([--with-external-widget],
 481                 [Enable the "external widget" interface,
 482                 which allows a SXEmacs frame to appear as a widget in
 483                 another application.
 484                 To date, we haven't heard of anyone who has actually done this.
 485                 Consider this EXPERIMENTAL.]),
 486         [no], [NO])
 487
 488 OG_ARG_WITH([menubars],
 489         AS_HELP_STRING([--with-menubars=TYPE],
 490                 [Type of menubars to use.  The Lucid menubars emulate
 491                 Motif (mostly) but are faster.]),
 492         [lucid], [Lucid], [lucid no])
 493
 494 OG_ARG_WITH([scrollbars],
 495         AS_HELP_STRING([--with-scrollbars=TYPE],
 496                 [Type of scrollbars to use.
 497                 *WARNING*  The Motif scrollbars are currently broken.]),
 498         [lucid], [Lucid], [lucid motif athena no])
 499
 500 OG_ARG_WITH([dialogs],
 501         AS_HELP_STRING([--with-dialogs=TYPE],
 502                 [Type of dialog boxes to use.  Athena dialogs will
 503                  be used if Athena can be found.]),
 504         [athena], [], [athena motif no])
 505
 506 OG_ARG_WITH([widgets],
 507         AS_HELP_STRING([--with-widgets=TYPE],
 508                 [Type of native widgets to use.  Athena widgets will
 509                 be used if Athena can be found.]),
 510         [athena], [], [athena motif no])
 511
 512 OG_ARG_WITH([athena],
 513         AS_HELP_STRING([--with-athena=TYPE],
 514                 [Type of Athena widgets to use.]),
 515         [auto], [Autodetect], [auto xaw 3d next 95 xpm no])
 516
 517 OG_ARG_WITH([xim],
 518         AS_HELP_STRING([--with-xim],
 519                 [Type of Mule input method to use.]),
 520         [auto], [Autodetect], [yes no xlib motif])
 521
 522 OG_ARG_WITH([wmcommand],
 523         AS_HELP_STRING([--with-wmcommand],
 524                 [Compile with realized leader window which will
 525                 keep the WM_COMMAND property.]),
 526         [yes], [YES])
 527
 528 OG_ARG_WITH([xmu],
 529         AS_HELP_STRING([--with-xmu],
 530                 [For those unfortunates whose vendors don't ship Xmu.]),
 531         [auto], [Autodetect])
 532
 533 OG_ARG_WITH([xfs],
 534         AS_HELP_STRING([--with-xfs],
 535                 [Compile with XFontSet support for internationalized
 536                 menubar.  Incompatible with `--with-xim=motif'.
 537                 `--with-menubars=lucid' (the default) is desirable.]),
 538         [no], [NO])
 539
 540 dnl TTY Options
 541 dnl ================
 542 OG_OPTION_GROUP(TTY options)
 543
 544 OG_ARG_WITH([tty],
 545         AS_HELP_STRING([--with-tty],
 546                 [Add support for ttys.]),
 547         [auto], [Autodetect])
 548
 549 OG_ARG_WITH([ncurses],
 550         AS_HELP_STRING([--with-ncurses],
 551                 [Use the ncurses library for tty support.]),
 552         [auto], [Autodetect])
 553
 554 OG_ARG_WITH([gpm],
 555         AS_HELP_STRING([--with-gpm],
 556                 [Compile in GPM mouse support for ttys.]),
 557         [auto], [Autodetect])
 558
 559
 560 dnl Database Options
 561 dnl ================
 562 OG_OPTION_GROUP(Database options)
 563
 564 OG_MULTIARG_WITH([database], [dnl
 565         AS_HELP_STRING([--with-database=TYPE],
 566                 [Compile with database support.])],
 567         [auto], [Autodetect], [dnl
 568         OG_MULTIARG_ITEM([berkdb], [berkdb], [Berkeley DB support])
 569         OG_MULTIARG_ITEM([dbm], [dbm], [DBM database support])
 570         OG_MULTIARG_ITEM([gdbm], [gdbm], [GNU DBM support])
 571 ])
 572
 573 OG_ARG_WITH([ldap],
 574         AS_HELP_STRING([--with-ldap],
 575                 [Compile with support for the LDAP protocol.]),
 576         [no], [NO])
 577
 578 OG_ARG_WITH([postgresql],
 579         AS_HELP_STRING([--with-postgresql],
 580                 [Compile with support for the PostgreSQL RDBMS.]),
 581         [yes], [Autodetect])
 582
 583
 584 dnl Multimedia Options
 585 dnl ==================
 586 OG_OPTION_GROUP(Multimedia options)
 587
 588 OG_MULTIARG_WITH([image], [dnl
 589         AS_HELP_STRING([--with-image=TYPE],
 590                 [Compile with image support.])],
 591         [auto], [Autodetect all image support], [dnl
 592         OG_MULTIARG_ITEM([gif], [GIF], [GIF image format])
 593         OG_MULTIARG_ITEM([xpm], [XPM], [X PixMap image format])
 594         OG_MULTIARG_ITEM([png], [PNG], [Portable Network Graphic format])
 595         OG_MULTIARG_ITEM([jpeg], [JPEG], [jpeg image format])
 596         OG_MULTIARG_ITEM([tiff], [TIFF], [TIFF image format])
 597         OG_MULTIARG_ITEM([xface], [xface], [base64 encoded xbm])
 598 ])
 599
 600 OG_MULTIARG_WITH([sound], [dnl
 601         AS_HELP_STRING([--with-sound=TYPE],
 602                 [Compile with sound support.])],
 603         [auto], [Autodetect all sound support (except Pulse)], [dnl
 604         OG_MULTIARG_ITEM([alsa], [ALSA], [kernel-based linux sound standard])
 605         OG_MULTIARG_ITEM([ao], [ao], [generic audio output layer])
 606         OG_MULTIARG_ITEM([esd], [ESD], [Enlightenment Sound Daemon])
 607         OG_MULTIARG_ITEM([jack], [Jack], [a low-latency audio server])
 608         OG_MULTIARG_ITEM([nas], [NAS], [Network Audio System])
 609         OG_MULTIARG_ITEM([oss], [OSS], [Open Sound System])
 610 ])
 611
 612 OG_ARG_WITH([pulseaudio],
 613         AS_HELP_STRING([--with-pulseaudio],
 614                 [Compile with support for the PulseAudio audio server.
 615                 This has been turned off by default because of too many
 616                 bugs in recent versions of PA.  Use at your own risk,
 617                 YMMV, and all that.]),
 618         [no], [NO])
 619
 620 OG_MULTIARG_WITH([media], [dnl
 621         AS_HELP_STRING([--with-media=TYPE],
 622                 [Compile with media stream support.])],
 623         [auto], [Autodetect all media stream support libraries], [dnl
 624         OG_MULTIARG_ITEM([ffmpeg], [FFmpeg], [media streams handled by ffmpeg])
 625         OG_MULTIARG_ITEM([internal], [internal], [media streams handled internally])
 626         OG_MULTIARG_ITEM([mad], [Mad], [media streams handled by mad])
 627         OG_MULTIARG_ITEM([sndfile], [sndfile], [media streams handled by sndfile])
 628         OG_MULTIARG_ITEM([sox], [SoX], [media streams handled by sox])
 629         OG_MULTIARG_ITEM([magic], [magic], [file/libmagic support])
 630 ])
 631
 632
 633 dnl Cryptography Options
 634 dnl ====================
 635 OG_OPTION_GROUP(Cryptography options)
 636
 637 OG_ARG_WITH([openssl],
 638         AS_HELP_STRING([--with-openssl],
 639                 [Compile in experimental support for
 640                 OpenSSL libcrypto and libssl.]),
 641         [yes], [YES])
 642
 643 OG_ARG_WITH([gnutls],
 644         AS_HELP_STRING([--with-gnutls],
 645                 [Compile in experimental support for
 646                 GnuTLS transport security.]),
 647         [no], [NO])
 648
 649
 650 dnl Networking Options
 651 dnl ==================
 652 OG_OPTION_GROUP(Networking options)
 653
 654 OG_ARG_WITH([dnet],
 655         AS_HELP_STRING([--with-dnet],
 656                 [Compile with support for DECnet.]),
 657         [no], [NO])
 658
 659 OG_ARG_WITH([socks],
 660         AS_HELP_STRING([--with-socks],
 661                 [Compile with support for SOCKS (an Internet proxy).]),
 662         [auto], [Autodetect])
 663
 664 OG_ARG_WITH([ipv6-cname],
 665         AS_HELP_STRING([--with-ipv6-cname],
 666                 [Try IPv6 information first when canonicalizing host names.
 667                 This option has no effect unless system supports
 668                 getaddrinfo(3) and getnameinfo(3).]),
 669         [no], [NO])
 670
 671 OG_ARG_WITH([pop],
 672         AS_HELP_STRING([--with-pop],
 673                 [Support POP for mail retrieval.]),
 674         [no], [NO])
 675
 676 OG_ARG_WITH([kerberos],
 677         AS_HELP_STRING([--with-kerberos],
 678                 [Support Kerberos-authenticated POP.]),
 679         [no], [NO])
 680
 681 OG_ARG_WITH([hesiod],
 682         AS_HELP_STRING([--with-hesiod],
 683                 [Support Hesiod to get the POP server host.]),
 684         [no], [NO])
 685
 686
 687 dnl File-related Options
 688 dnl ====================
 689 OG_OPTION_GROUP(File-related options)
 690
 691 OG_ARG_WITH([clash-detection],
 692         AS_HELP_STRING([--with-clash-detection],
 693                 [Use lock files to detect multiple edits
 694                 of the same file.]),
 695         [no], [NO])
 696
 697 OG_ARG_WITH([mail-locking],
 698         AS_HELP_STRING([--with-mail-locking=TYPE],
 699                 [Specify the locking to be used by movemail to prevent
 700                 concurrent updates of mail spool files. Valid types
 701                 are `lockf'  `flock'  `file'  `locking'  `pop' or `mmdf'.]),
 702         [auto], [Autodetect], [lockf flock file locking mmdf pop no])
 703
 704
 705 dnl Internationalisation Options
 706 dnl ============================
 707 OG_OPTION_GROUP(Internationalisation options)
 708
 709 OG_ARG_WITH([mule],
 710         AS_HELP_STRING([--with-mule],
 711                 [Compile with Mule (MUlti-Lingual Emacs) support
 712                 needed to support non-Latin-1 (including Asian)
 713                 languages.]),
 714         [yes], [YES])
 715
 716 OG_ARG_WITH([canna],
 717         AS_HELP_STRING([--with-canna],
 718                 [Compile with support for Canna (a Japanese input method
 719                 used in conjunction with Mule support).]),
 720         [auto], [Autodetect when Mule is enabled])
 721
 722 OG_ARG_WITH([wnn],
 723         AS_HELP_STRING([--with-wnn],
 724                 [Compile with support for Wnn (a multi-language input
 725                 method used in conjunction with Mule support).]),
 726         [auto], [Autodetect when Mule is enabled])
 727
 728 OG_ARG_WITH([wnn6],
 729         AS_HELP_STRING([--with-wnn6],
 730                 [Compile with support for the commercial package Wnn6.]),
 731         [auto], [Autodetect when Mule is enabled])
 732
 733
 734
 735 dnl dnl Other Options
 736 dnl dnl =============
 737 dnl OG_OPTION_GROUP(Other options)
 738 dnl
 739
 740 ## -------------------------------------------------------------------------
 741 ## Check for users who regularly forget about running autoconf
 742 ## -------------------------------------------------------------------------
 743 if test -f $0.ac -a $0.ac -nt $0; then
 744         AC_MSG_ERROR([What are you doing? RUN autoreconf NOW!!!])
 745 fi
 746
 747 #
 748 # Turn off core generation. We are already verifying the program fails, no need
 749 # poluting the workspace. Of course if you are a SXEmacs developer you may want
 750 # to comemnt this on occasion :-)
 751 ulimit -c 0
 752
 753 ## initialise our nestable msg funs
 754 SXE_INIT_MSG_LEVEL
 755
 756 dnl Small snippet to make echo -n work on solaris
 757 ECHO_N= ECHO_C=
 758 case `echo -n x` in
 759 -n*)
 760         case `echo 'x\c'` in
 761         *c*)
 762                 ;;
 763         *)
 764                 ECHO_C='\c'
 765                 ;;
 766         esac
 767         ;;
 768 *)
 769         ECHO_N='-n'
 770         ;;
 771 esac
 772
 773
 774 echo
 775 echo "Preparing the build chain"
 776 echo "========================="
 777
 778 ## We should brag about ourselves, no?
 779 AC_DEFINE([XEMACS], [1], [Pretend to be an XEmacs])
 780 AC_DEFINE([SXEMACS], [1], [Why not? It's the truth!])
 781
 782 dnl -------------------------------------------------------------------------
 783 dnl Command line argument processing.
 784 dnl -------------------------------------------------------------------------
 785 dnl Check for bogus options
 786 dnl -------------------------------------------------------------------------
 787 SXE_CHECK_COMMAND_LINE
 788
 789 AM_INIT_AUTOMAKE([foreign -Wall])
 790 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
 791 SXE_CHECK_BUILDCHAIN
 792 AC_SUBST(EGREP)
 793
 794 progname=$0
 795 progbasename=$(basename $progname)
 796 progdirname=$(dirname $progname)
 797
 798 ## Build Options
 799 ## =============
 800
 801 echo
 802 echo "Build and System Specific Options"
 803 echo "================================="
 804
 805 SXE_EXPLORE_BUILD_ENVIRONMENT
 806
 807 dnl ----------------------------------------
 808 dnl Find out which version of SXEmacs this is
 809 dnl ----------------------------------------
 810 AC_CHECK_PROG([have_git], [git], [yes], [no])
 811 AC_MSG_CHECKING([for SXEmacs version])
 812 AC_MSG_RESULT([SXEmacs SXEM4CS_VERSION])
 813 dnl Must do the following first to determine verbosity for AC_DEFINE
 814 if test -n "[]SXEM4CS_BETA_P[]"; then
 815         beta=yes
 816 else
 817         beta=no
 818 fi
 819 : "${extra_verbose=$beta}"
 820
 821 AC_MSG_CHECKING([for SXEmacs patchlevel])
 822 CURDIR=$(pwd)
 823 cd "$sxe_srcdir"
 824 if test "$have_git" = "yes"; then
 825         sxemacs_git_version="$(git describe | head -1)"
 826 fi
 827 if test -z "$sxemacs_git_version" ; then
 828         sxemacs_git_version="[]SXEM4CS_GIT_VERSION[]"
 829 fi
 830 AC_MSG_RESULT([$sxemacs_git_version])
 831 version="$sxemacs_git_version"
 832 cd "$CURDIR"
 833 main_version="$sxemacs_git_version"
 834 AC_DEFINE_UNQUOTED([EMACS_MAJOR_VERSION], [SXEM4CS_MAJOR_VERSION], [Description here!])
 835 AC_DEFINE_UNQUOTED([EMACS_MINOR_VERSION], [SXEM4CS_MINOR_VERSION], [Description here!])
 836 old_version=[]SXEM4CS_VERSION[]
 837 if test -n "[]SXEM4CS_BETA_VERSION[]"; then
 838         AC_MSG_CHECKING([if we are a beta version])
 839         if test "$beta" = "yes"; then
 840                 AC_MSG_RESULT([yes])
 841                 AC_DEFINE_UNQUOTED([EMACS_BETA_VERSION], [SXEM4CS_BETA_VERSION],
 842                         [Description here!])
 843         else
 844                 AC_MSG_RESULT([no])
 845                 AC_DEFINE_UNQUOTED([EMACS_PATCH_LEVEL], [SXEM4CS_BETA_VERSION],
 846                         [Description here!])
 847         fi
 848 fi
 849 AC_DEFINE_UNQUOTED([SXEMACS_CODENAME], ["[]SXEM4CS_CODENAME[]"], [Description here!])
 850 AC_DEFINE_UNQUOTED([EMACS_VERSION], ["$version"], [Description here!])
 851 AC_DEFINE_UNQUOTED([SXEMACS_GIT_VERSION], ["$sxemacs_git_version"],
 852         [Description here!])
 853
 854 PROGNAME=sxemacs
 855
 856 AC_DEFINE_UNQUOTED([EMACS_PROGNAME], ["$PROGNAME"], [Description here!])
 857
 858 ## build stuff in lib-src unconditionally
 859 SXE_APPEND([lib-src], [MAKE_SUBDIR])
 860 SXE_APPEND([lib-src], [INSTALL_ARCH_DEP_SUBDIR])
 861
 862 ## C compiler build chain
 863 AC_USE_SYSTEM_EXTENSIONS
 864 AC_LANG([C])
 865 AS_MESSAGE([Let's look for the entire C build chain])
 866 SXE_CHECK_CC
 867 SXE_CHECK_CFLAGS
 868
 869 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 870
 871 ## check machine chars
 872 AS_MESSAGE([Let's have a detailed glance at your machine])
 873 SXE_PROC_CPUID
 874 SXE_PROC_VENDORID
 875 SXE_NPROCESSORS
 876 SXE_CHECK_PROC_GOODNESS
 877
 878
 879 ## Debugging Options
 880 ## =================
 881 ## echo
 882 ## echo "Debugging Options"
 883 ## echo "================="
 884
 885 dnl ----------------------------------
 886 dnl Error checking and debugging flags
 887 dnl ----------------------------------
 888 dnl Error checking default to "yes" in beta versions, to "no" in releases.
 889 dnl Same goes for --enable-debug and --extra-verbosity.
 890 if test "$with_error_checking_extents" = yes; then
 891         have_error_checking_extents="yes"
 892         AC_DEFINE([ERROR_CHECK_EXTENTS], [1], [Description here!])
 893         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 894 fi
 895 if test "$with_error_checking_types" = yes; then
 896         have_error_checking_types="yes"
 897         AC_DEFINE([ERROR_CHECK_TYPECHECK], [1], [Description here!])
 898         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)],
 899                 [assert (assertion)], [
 900                 Make sure that all X... macros are dereferencing the correct type,
 901                 and that all XSET... macros (as much as possible) are setting the
 902                 correct type of structure.  Highly recommended for all
 903                 development work.])
 904         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 905 else
 906         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)], [], [])
 907 fi
 908 if test "$with_error_checking_bufpos" = yes; then
 909         have_error_checking_bufpos="yes"
 910         AC_DEFINE([ERROR_CHECK_BUFPOS], [1], [Description here!])
 911         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)],
 912                 [assert (assertion)], [dnl
 913                 Make sure valid buffer positions are passed to BUF_* macros])
 914         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 915 else
 916         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)], [], [])
 917 fi
 918 if test "$with_error_checking_gc" = yes; then
 919         have_error_checking_gc="yes"
 920         AC_DEFINE([ERROR_CHECK_GC], [1], [Description here!])
 921         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)],
 922                 [assert (assertion)], [dnl
 923                 Attempt to catch bugs related to garbage collection
 924                 (e.g. not GCPRO'ing)])
 925         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 926 else
 927         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)], [], [])
 928 fi
 929 if test "$with_error_checking_malloc" = yes; then
 930         have_error_checking_malloc="yes"
 931         AC_DEFINE([ERROR_CHECK_MALLOC], [1], [Description here!])
 932         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 933 fi
 934 if test "$with_error_checking_byte_code"  = yes; then
 935         have_error_checking_byte_code="yes"
 936         AC_DEFINE([ERROR_CHECK_BYTE_CODE], [1], [Description here!])
 937         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 938 fi
 939 if test "$with_error_checking_glyphs" = yes; then
 940         have_error_checking_glyphs="yes"
 941         AC_DEFINE([ERROR_CHECK_GLYPHS], [1], [Description here!])
 942         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 943 fi
 944
 945 dnl enable_debug=yes must be set when error checking is present.  This should be
 946 dnl fixed up.
 947 dnl with_debug implies other options
 948 if test "${with_debug:=$beta}" = "yes"; then
 949         with_memory_usage_stats=yes
 950         SXE_ADD_CRUFT_OBJS([debug.o])
 951         SXE_ADD_CRUFT_OBJS([tests.o])
 952         AC_DEFINE([DEBUG_SXEMACS], [1], [Description here!])
 953 fi
 954 if test "$with_memory_usage_stats" = "yes"; then
 955         AC_DEFINE([MEMORY_USAGE_STATS], [1], [Description here!])
 956 fi
 957
 958
 959
 960 dnl --------------------------------------------------------------
 961 dnl $opsys detection complete; defaults depending on $opsys follow
 962 dnl --------------------------------------------------------------
 963
 964
 965 dnl --------------------------------------------------------------
 966 dnl WooHoo! pdump is ON always and everywhere! --SY.
 967 dnl --------------------------------------------------------------
 968 with_pdump=yes
 969
 970 if test "$with_dynamic" != "no"; then
 971         case "$opsys" in
 972         hpux* | sunos4* )
 973                 with_dynamic=no
 974                 ;;
 975         *)
 976                 with_dynamic=yes
 977                 ;;
 978         esac
 979 fi
 980 if test "$with_dynamic" = "yes"; then
 981         case "$opsys" in
 982         hpux* | sunos4* | sco5 )
 983                 opsys="${opsys}-shr"
 984                 ;;
 985         decosf* )
 986                 ld_call_shared="-call_shared"
 987                 ;;
 988         darwin* )
 989                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
 990                 if test "x$have_ld_no_pie" != "x"; then
 991                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
 992                 fi
 993                 ;;
 994         esac
 995 else dnl "$with_dynamic" = "no"
 996         case "$opsys" in
 997         sol2 )
 998                 echo "Static linking is not supported on Solaris 2."
 999                 echo "Rerun configure without specifying --without-dynamic."
1000                 exit 1
1001                 ;;
1002         linux )
1003                 ld_call_shared="-Bstatic"
1004                 ;;
1005         decosf* )
1006                 ld_call_shared="-non_shared"
1007                 ;;
1008         darwin* )
1009                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
1010                 if test "x$have_ld_no_pie" != "x"; then
1011                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1012                 fi
1013                 ;;
1014         esac
1015 fi
1016
1017 dnl Tools configuration
1018 case "$opsys" in
1019 aix* )
1020         NON_GNU_CC=xlc
1021         ;;      dnl Use xlc by default on AIX
1022 darwin )
1023         RANLIB="ranlib -c"
1024         ;;  dnl Avoid link error in lwlib-config.c
1025         ## this needs rework I think because RANLIB is provided by LT_INIT anyway
1026 esac
1027
1028 stack_trace_eye_catcher=\
1029 `echo ${PROGNAME}_${version}_${ac_cv_build} | sed 'y!@/.-!____!'`
1030 AC_DEFINE_UNQUOTED([STACK_TRACE_EYE_CATCHER], [$stack_trace_eye_catcher],
1031         [Just a very looong string to make traces more readable.])
1032
1033 dnl --------------------------------------------------
1034 dnl Determine the compiler, set up for feature testing
1035 dnl --------------------------------------------------
1036
1037 if test "$with_clash_detection" != "no"; then
1038         AC_DEFINE([CLASH_DETECTION], [1], [Description here!])
1039         SXE_ADD_CRUFT_OBJS([filelock.o])
1040 fi
1041
1042
1043 dnl what exactly do we determine here? and where is it used?
1044 dnl dnl Determine GCC version.
1045 dnl if test "$GCC" = "yes"; then
1046 dnl     AC_RUN_IFELSE([AC_LANG_SOURCE([[
1047 dnl int main ()
1048 dnl {
1049 dnl #if __GNUC__ >= 3
1050 dnl     return 11;
1051 dnl #else
1052 dnl     return 0;
1053 dnl #endif
1054 dnl }]])], [:], [dnl
1055 dnl case "$?" in
1056 dnl 11)
1057 dnl     echo "You appear to be using GCC version 3 or above."
1058 dnl     __GCC3=yes
1059 dnl     ;;
1060 dnl esac], [__GCC3=no])
1061 dnl fi
1062
1063 dnl We don't do AC_PROG_CC for SXEMACS_CC; if we can't trust these people....
1064 : ${SXEMACS_CC:="$CC"}
1065
1066 dnl Figure out what C preprocessor to use.
1067
1068 dnl On Sun systems, people sometimes set up the variable CPP
1069 dnl with a value that is a directory, not an executable at all.
1070 dnl Detect that case, and ignore that value.
1071 test -n "$CPP" -a -d "$CPP" && CPP=
1072
1073 test -n "$NON_GNU_CPP" -a "$GCC" != "yes" -a -z "$CPP" && CPP="$NON_GNU_CPP"
1074
1075 dnl --------------------------------------------------------------------
1076 dnl Compiler feature macros
1077 dnl --------------------------------------------------------------------
1078
1079
1080 dnl --------------------------------------------------------------------
1081 dnl Extract some information from the operating system and machine files
1082 dnl --------------------------------------------------------------------
1083
1084 echo "Extracting information from the machine- and system-dependent headers..."
1085
1086 SXE_CHECK_MACHARCH
1087 SXE_EXTRACT_MACHARCH_INFO
1088
1089 dnl s&m files shouldn't be required to define anything, or even to exist.
1090 dnl So we default SYSTEM_TYPE to the obvious documented standard, `uname -s`,
1091 dnl appropriately emacsulated.
1092 if test -z "$system_type"; then
1093         AC_DEFINE_UNQUOTED([SYSTEM_TYPE],
1094                 ["`uname -s | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`"],
1095                 [Description here!])
1096 fi
1097
1098 dnl If the s&m files don't define a system-specific dumper, simply use pdump.
1099 dnl Sometime in the future, we'll remove all definitions of UNEXEC
1100 dnl from all the s&m files.
1101 test -z "$unexec" && with_pdump=yes
1102
1103 if test "$with_pdump" = "yes"; then
1104         ordinary_link="yes"
1105         ld="${ordinary_ld}"
1106         start_files=
1107         libs_standard=
1108         unexec=
1109         lib_gcc=
1110 fi
1111
1112 dnl dnl For debugging...
1113 dnl SXE_PRINT_VAR([libs_machine libs_system libs_termcap libs_standard
1114 dnl     objects_machine objects_system c_switch_machine c_switch_system
1115 dnl     ld_switch_machine ld_switch_system unexec ld_switch_shared
1116 dnl     ld lib_gcc ld_text_start_addr start_files ordinary_link
1117 dnl     have_terminfo mail_use_flock mail_use_lockf]) && echo ""
1118
1119 dnl bitch at build attempt on win32 machines
1120 case "$opsys" in mingw* | cygwin*)
1121         SXE_DIE("Invalid operation system. Cannot build on win32 machines.")
1122 esac
1123
1124 dnl Non-ordinary link usually requires -lc
1125 test "$ordinary_link" = "no" -a -z "$libs_standard" && libs_standard="-lc"
1126
1127 ## perform compiler specific things
1128 SXE_DO_CC_HACKS
1129 ## machine specific extensions
1130 SXE_CHECK_SIMD_EXTENSIONS
1131
1132 ## some linker flags that might come in handy
1133 SXE_CHECK_LDFLAGS
1134
1135 ## suffices to be defined late, for instance here
1136 SXE_CHECK_PARSER_LEXER
1137
1138 if test "$with_pdump" != "yes"; then
1139         ## GNU ld now defaults to combreloc, which screws up unexec,
1140         ## but not pdump.
1141         ## Note that it's OK if the GNU style long option causes
1142         ## non-GNU ld to barf a usage message, that's often good
1143         ## enough.  Please report it, though.
1144         ## #### Should make this Solaris-friendly.
1145         ## Link with -z nocombreloc for now.
1146         SXE_CHECK_LD_ZFLAG([nocombreloc])
1147         if test "$sxe_cv_ld__z_nocombreloc" = "yes"; then
1148                 SXE_PREPEND_LINKER_FLAG([-z nocombreloc], [ld_switch_site])
1149         fi
1150 fi
1151
1152 dnl Inform compiler that certain flags are meant for the linker
1153 SXE_PROTECT_LINKER_FLAGS(ld_switch_system)
1154 SXE_PROTECT_LINKER_FLAGS(ld_switch_machine)
1155 SXE_PROTECT_LINKER_FLAGS(ld_switch_site)
1156 SXE_PROTECT_LINKER_FLAGS(LDFLAGS)
1157 SXE_PROTECT_LINKER_FLAGS(ld_call_shared)
1158
1159 dnl Add s&m-determined objects to link line
1160 test -n "$objects_machine" && SXE_ADD_CORE_OBJS($objects_machine)
1161 test -n "$objects_system"  && SXE_ADD_CORE_OBJS($objects_system)
1162 test "$with_pdump" = "yes" && SXE_ADD_CORE_OBJS(dumper.o)
1163
1164
1165 dnl Feed s&m crud to src/Makefile
1166
1167 dnl Linux/powerpc needs the following magic for some reason
1168 dnl [Not needed with YellowDog 2.3 and causes link problems with YellowDog 3.0,
1169 dnl the two most popular PowerPC distributions.]
1170 dnl test "$machine$opsys" = "powerpclinux" && start_flags="-T $sxe_srcdir/src/ppc.ldscript"
1171
1172 AC_LANG(C)
1173 if test "$unexec" = "unexaix.o"; then
1174 dnl AIX needs various hacks to make static linking work.
1175   if   test "$with_dynamic" = "no"; then
1176   start_flags="-Wl,-bnso,-bnodelcsect"
1177   test "$GCC" = "yes" && start_flags="-B/bin/ ${start_flags}"
1178   for f in "/lib/syscalls.exp" "/lib/threads.exp"; do
1179     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; fi
1180   done
1181   for f in "/usr/lpp/X11/bin/smt.exp" "/usr/bin/X11/smt.exp"; do
1182     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; break; fi
1183   done
1184   AC_CHECK_LIB([c], [terminateAndUnload], [SXE_APPEND(-lC, libs_system)])
1185   fi
1186 elif test -n "$ld_text_start_addr"; then
1187   start_flags="-T $ld_text_start_addr -e __start"
1188 fi
1189 AC_SUBST(start_flags)
1190
1191 AC_SUBST(ld_switch_shared)
1192 AC_SUBST(start_files)
1193 if test "$ordinary_link" = "no" -a "$GCC" = "yes"; then
1194         if test -z "$linker"; then
1195                 linker='$(CC) -nostdlib'
1196                 SXE_APPEND([-nostdlib], [start_flags])
1197         fi
1198         test -z "$lib_gcc" && lib_gcc='`$(CC) -print-libgcc-file-name`'
1199 fi
1200 test "$GCC" != "yes" && lib_gcc=
1201 AC_SUBST(ld)
1202 AC_SUBST(lib_gcc)
1203
1204
1205
1206 ## ---------------------------------------------------------------
1207 ## Add site and system specific flags to compile and link commands
1208 ## ---------------------------------------------------------------
1209
1210 ## compute those site prefixes
1211 SXE_COMPUTE_SITE_PREFIXES
1212 ## compute a LD_RUN_PATH
1213 SXE_COMPUTE_LD_RUN_PATH
1214
1215
1216 ## some header checks
1217 SXE_CHECK_BASIC_HEADERS
1218 ## the very basic c types
1219 SXE_CHECK_BASIC_TYPES
1220
1221 ## for signalling
1222 SXE_CHECK_SIGNALS
1223
1224 AC_CHECK_MEMBERS([struct stat.st_rdev])
1225 AC_CHECK_TYPES([ptrdiff_t])
1226
1227 ## check whether intptr_t is definied in sys/types.h
1228 SXE_CHECK_INTPTR_T
1229
1230 dnl -lm is required for floating point support, among other things
1231 AC_CHECK_FUNC([sin], [], [AC_CHECK_LIB([m], [sin])])
1232
1233
1234 dnl check for Make feature
1235 AC_PROG_MAKE_SET
1236
1237
1238 dnl check for long file names
1239 AC_SYS_LONG_FILE_NAMES
1240 AC_SYS_LARGEFILE
1241 AC_SYS_INTERPRETER
1242 AC_SYS_POSIX_TERMIOS
1243
1244 AC_FUNC_MALLOC
1245 AC_FUNC_MKTIME
1246
1247 dnl See if mkstemp is available
1248 AC_CHECK_FUNCS([mkstemp])
1249
1250 SXE_CHECK_FILE_LOCK
1251
1252 case "$opsys" in decosf*)
1253         AC_CHECK_LIB([pthreads], [cma_open])
1254         if test "$ac_cv_lib_pthreads_cma_open" = "yes"; then
1255                 c_switch_site="$c_switch_site -threads"
1256         fi
1257         ;;
1258 esac
1259
1260
1261 dnl ----------------------------------------------------------------
1262 dnl Miscellaneous flags
1263 dnl ----------------------------------------------------------------
1264
1265 AC_MSG_CHECKING(whether the -xildoff compiler flag is required)
1266 if   ${CC-cc} '-###' -xildon  no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ; then
1267   if ${CC-cc} '-###' -xildoff no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ;
1268     then AC_MSG_RESULT(no);
1269     else AC_MSG_RESULT(yes); SXE_APPEND_UNDUP(-xildoff, ld_switch_site)
1270   fi
1271   else AC_MSG_RESULT(no)
1272 fi
1273
1274 dnl Link with "-z ignore" on Solaris if supported
1275 if test "$opsys" = "sol2"; then
1276   if test "$os_release" -ge 506; then
1277     AC_MSG_CHECKING(for "-z ignore" linker flag)
1278     case "`ld -h 2>&1`" in
1279       *-z\ ignore\|record* ) AC_MSG_RESULT(yes)
1280         SXE_PREPEND_UNDUP(-z ignore, ld_switch_site) ;;
1281       *) AC_MSG_RESULT(no) ;;
1282     esac
1283   fi
1284 fi
1285
1286 dnl ----------------------------------------------------------------
1287 dnl Check for Unixoid pty/process support.
1288 dnl ----------------------------------------------------------------
1289
1290 dnl There is no "standard" pty allocation method.  Every system is different.
1291 dnl  getpt()  is the preferred pty allocation method on glibc systems.
1292 dnl _getpty() is the preferred pty allocation method on SGI systems.
1293 dnl grantpt(), unlockpt(), ptsname() are defined by Unix98.
1294 AC_CHECK_FUNCS([getpt _getpty grantpt unlockpt ptsname killpg tcgetpgrp])
1295
1296 dnl openpty() is the preferred pty allocation method on BSD and Tru64 systems.
1297 dnl openpty() might be declared in:
1298 dnl - pty.h (Tru64 or Linux)
1299 dnl - libutil.h (FreeBSD)
1300 dnl - util.h (NetBSD)
1301 AC_CHECK_FUNC(openpty, have_openpty=yes, [
1302   AC_CHECK_LIB(util, openpty, have_openpty=yes need_libutil=yes)])
1303 if test "$have_openpty" = "yes"; then
1304   AC_DEFINE([HAVE_OPENPTY], [1], [Description here!])
1305   AC_CHECK_HEADERS(libutil.h util.h, break)
1306   test "$need_libutil" = "yes" && SXE_APPEND(-lutil, libs_system)
1307 fi
1308
1309 dnl Check for system-specific pty header files
1310 dnl Often the TIOCSIG* symbols are hiding there.
1311 case "$opsys" in
1312   dnl HPUX pty.h #defines TRUE and FALSE, so just use ptyio.h there.
1313   hpux*) AC_CHECK_HEADERS(sys/ptyio.h) ;;
1314   *) AC_CHECK_HEADERS(pty.h)
1315      test "$ac_cv_header_pty_h" = "no" && AC_CHECK_HEADERS(sys/pty.h)
1316      ;;
1317 esac
1318
1319 dnl Check for STREAM support functions.
1320 dnl Confusingly, "str" means both "string" and "SysV Streams".
1321 AC_CHECK_HEADERS(stropts.h)
1322 if test "$ac_cv_header_stropts_h" = "yes"; then
1323   AC_CHECK_FUNCS(isastream)
1324   AC_CHECK_HEADERS(strtio.h) dnl TIOCSIGNAL
1325 fi
1326
1327 dnl Check whether the system provides getloadavg().
1328 AC_CHECK_FUNCS(getloadavg)
1329
1330 if test "$ac_cv_func_getloadavg" = "yes"; then
1331   dnl Solaris 8 declares getloadavg() in <sys/loadavg.h>.
1332   dnl glibc 2.2 declares getloadavg() in <stdlib.h>...
1333   dnl   ...if we #define _GNU_SOURCE, which we do.
1334   AC_CHECK_HEADERS(sys/loadavg.h)
1335 else
1336   dnl We define our own getloadavg() using lower level functions.
1337   SXE_ADD_CRUFT_OBJS([getloadavg.o])
1338
1339   dnl Used by getloadavg() - does not require root priveleges
1340   AC_CHECK_LIB(kstat, kstat_open)
1341   AC_CHECK_HEADERS(kstat.h)
1342
1343   dnl Another way to get the load average
1344   AC_CHECK_LIB(kvm, kvm_read)
1345 fi
1346
1347 dnl If netdb.h does not declare h_errno, we must declare it by hand.
1348 AC_MSG_CHECKING(whether netdb declares h_errno)
1349 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
1350   [[return h_errno;]])],
1351   [AC_MSG_RESULT(yes)
1352    AC_DEFINE([HAVE_H_ERRNO], [1], [Description here!])],
1353   [AC_MSG_RESULT(no)])
1354
1355 AC_MSG_CHECKING([for sigsetjmp])
1356 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1357 #include <setjmp.h>
1358         ]], [[
1359 sigjmp_buf bar;
1360 sigsetjmp (bar, 0);
1361         ]])],
1362         [sxe_cv_c_func_sigsetjmp="yes"],
1363         [sxe_cv_c_func_sigsetjmp="no"])
1364 AC_MSG_RESULT([$sxe_cv_c_func_sigsetjmp])
1365 if test "$sxe_cv_c_func_sigsetjmp" = "yes"; then
1366         AC_DEFINE([HAVE_SIGSETJMP], [1], [Description here!])
1367         AC_DEFINE_UNQUOTED([SETJMP(x)], [sigsetjmp (x, 0)], [dnl
1368                 We want to avoid saving the signal mask if possible, because
1369                 that necessitates a system call.])
1370         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [siglongjmp(x, y)], [dnl
1371                 Description here!])
1372         AC_DEFINE_UNQUOTED([JMP_BUF], [sigjmp_buf], [dnl
1373                 Description here!])
1374 else
1375         AC_DEFINE_UNQUOTED([SETJMP(x)], [setjmp(x)], [dnl
1376                 We want to avoid saving the signal mask if possible, because
1377                 that necessitates a system call.])
1378         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [longjmp(x, y)], [Description here!])
1379         AC_DEFINE_UNQUOTED([JMP_BUF], [jmp_buf], [Description here!])
1380 fi
1381
1382
1383 AC_MSG_CHECKING(whether localtime caches TZ)
1384 AC_CACHE_VAL(emacs_cv_localtime_cache,
1385 [if test "$ac_cv_func_tzset" = "yes"; then
1386 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
1387 #if STDC_HEADERS
1388 # include <stdlib.h>
1389 #endif
1390 extern char **environ;
1391 unset_TZ ()
1392 {
1393   char **from, **to;
1394   for (to = from = environ; (*to = *from); from++)
1395     if (! (to[[0]][[0]] == 'T' && to[[0]][[1]] == 'Z' && to[[0]][[2]] == '='))
1396       to++;
1397 }
1398 char TZ_GMT0[[]] = "TZ=GMT0";
1399 char TZ_PST8[[]] = "TZ=PST8";
1400 main()
1401 {
1402   time_t now = time ((time_t *) 0);
1403   int hour_GMT0, hour_unset;
1404   if (putenv (TZ_GMT0) != 0)
1405     exit (1);
1406   hour_GMT0 = localtime (&now)->tm_hour;
1407   unset_TZ ();
1408   hour_unset = localtime (&now)->tm_hour;
1409   if (putenv (TZ_PST8) != 0)
1410     exit (1);
1411   if (localtime (&now)->tm_hour == hour_GMT0)
1412     exit (1);
1413   unset_TZ ();
1414   if (localtime (&now)->tm_hour != hour_unset)
1415     exit (1);
1416   exit (0);
1417 }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1418 [# If we have tzset, assume the worst when cross-compiling.
1419 emacs_cv_localtime_cache=yes])
1420 else
1421         # If we lack tzset, report that localtime does not cache TZ,
1422         # since we can't invalidate the cache if we don't have tzset.
1423         emacs_cv_localtime_cache=no
1424 fi],[:])dnl
1425 AC_MSG_RESULT($emacs_cv_localtime_cache)
1426 if test $emacs_cv_localtime_cache = yes; then
1427   AC_DEFINE([LOCALTIME_CACHE], [1], [Description here!])
1428 fi
1429
1430
1431 need_alloca_c=no
1432 dnl HP-UX has a working alloca in libPW.
1433 dnl case "${GCC}${opsys}" in hpux* )
1434 dnl  AC_CHECK_FUNC(alloca, [:], [AC_CHECK_LIB(PW, alloca)])
1435 dnl esac
1436
1437 dnl AC_FUNC_ALLOCA doesn't know about DEC C's #pragma intrinsic(alloca)
1438 if test "$__DECC" != "yes"; then
1439         AC_FUNC_ALLOCA
1440         if test -n "$ALLOCA"; then
1441                 SXE_ADD_CRUFT_OBJS([$ALLOCA])
1442                 need_alloca_c=yes
1443         fi
1444 fi
1445
1446 AC_MSG_CHECKING(for working alloca in function calls)
1447 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1448 #if defined (__GNUC__)
1449 #define alloca __builtin_alloca
1450 #elif defined (__DECC)
1451 #include <alloca.h>
1452 #pragma intrinsic(alloca)
1453 #elif defined (HAVE_ALLOCA_H)
1454 #include <alloca.h>
1455 #elif defined (_AIX)
1456 #pragma alloca
1457 #elif ! defined (alloca)
1458 #ifdef C_ALLOCA
1459 #define alloca xemacs_c_alloca
1460 #else
1461 void *alloca ();
1462 #endif /* C_ALLOCA */
1463 #endif /* !defined (alloca) */
1464
1465 void
1466 f1 (double a, void *ptr, int b)
1467 {
1468   unsigned char *ptr2 = (unsigned char *) ptr;
1469   if (ptr2[[0]] != 0xBF || ptr2[[1]] != 0xBF || ptr2[[3000]] != 0xBF)
1470     exit (1);
1471   if (a != 3.1415 || b != -5490)
1472     exit (1);
1473 }
1474
1475 int
1476 f2 (short c, void *ptr, long e)
1477 {
1478   unsigned char *ptr2 = (unsigned char *) ptr;
1479   if (ptr2[[0]] != 0xFB || ptr2[[1]] != 0xFB || ptr2[[1000]] != 0xFB)
1480     exit (1);
1481   if (c != 665 || e != 776776776)
1482     exit (1);
1483   f1 (3.1415, memset (alloca (3001), 0xBF, 3001), -5490);
1484   return 42;
1485 }
1486
1487 int
1488 main (int argc, char *argv[])
1489 {
1490   if (f2 (665, memset (alloca (1001), 0xFB, 1001), 776776776) != 42)
1491     return 1;
1492   return 0;
1493 }
1494 ]])], working_alloca_in_function_calls=yes, working_alloca_in_function_calls=no,
1495 working_alloca_in_function_calls=no)
1496 AC_MSG_RESULT($working_alloca_in_function_calls)
1497 test "$working_alloca_in_function_calls" != "yes" && \
1498   AC_DEFINE([BROKEN_ALLOCA_IN_FUNCTION_CALLS], [1], [Description here!])
1499
1500 AM_CONDITIONAL([NEED_ALLOCA_C], [
1501         test "$working_alloca_in_function_calls" = "yes" && \
1502         test "$need_alloca_c" = "yes"])
1503
1504 dnl Check whether strcoll exists and works correctly. (This does more
1505 dnl than just check for its existence.) If so, it defines HAVE_STRCOLL.
1506 AC_FUNC_STRCOLL
1507
1508 dnl If `getpgrp' takes no argument (the POSIX.1 version), define
1509 dnl `GETPGRP_VOID'.  Otherwise, it is the BSD version, which takes a
1510 dnl process ID as an argument.
1511 AC_CHECK_FUNCS(getpgrp)
1512 AC_FUNC_GETPGRP
1513
1514 dnl We used to call AC_FUNC_MMAP here
1515 dnl Instead we now use following, suggested by Neal Becker
1516 AC_MSG_CHECKING(for working mmap)
1517 case "$opsys" in ultrix* ) have_mmap=no ;; *)
1518 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1519 #include <unistd.h>
1520 #include <fcntl.h>
1521 #include <sys/mman.h>
1522
1523 #ifndef MAP_VARIABLE
1524 #define MAP_VARIABLE 0
1525 #endif
1526
1527 #ifndef MAP_FAILED
1528 #define MAP_FAILED -1
1529 #endif
1530
1531 int main (int argc, char *argv[])
1532 {
1533   int fd = -1;
1534   caddr_t p;
1535 #ifndef MAP_ANONYMOUS
1536   fd = open ("/dev/zero", O_RDWR);
1537   if (fd < 0)
1538     return 1;
1539 #define MAP_ANONYMOUS 0
1540 #endif
1541   if (mmap(0, 1024, PROT_READ | PROT_WRITE,
1542            MAP_PRIVATE | MAP_VARIABLE | MAP_ANONYMOUS,
1543            fd, 0) != (void *) MAP_FAILED)
1544     return 0;
1545   perror ("conftest: mmap failed");
1546   return 1;
1547 }]])], have_mmap=yes, have_mmap=no, have_mmap=no) ;;
1548 esac
1549 AC_MSG_RESULT($have_mmap)
1550 test "$have_mmap" = "yes" && AC_DEFINE([HAVE_MMAP], [1], [Description here!])
1551
1552 dnl rel_alloc requires either GNU malloc or system malloc with mmap
1553 dnl We only turn rel_alloc on by default if mmap is available.
1554 test "$GNU_MALLOC" != "yes" -a "$have_mmap" != "yes" && with_rel_alloc=no
1555 if test "$with_rel_alloc $have_mmap" = "default yes"; then
1556         if test "$doug_lea_malloc" = "yes"; then
1557                 dnl Check if malloc() calls mmap(), making rel_alloc pointless.
1558                 AC_MSG_CHECKING(for M_MMAP_THRESHOLD)
1559                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],[[
1560 #ifndef M_MMAP_THRESHOLD
1561 #error No M_MMAP_THRESHOLD :-(
1562 !@+$%^&*_)(_ - unlikely to compile...
1563 #endif
1564                         ]])], [
1565                         with_rel_alloc=no
1566                         AC_MSG_RESULT(yes)], [
1567                         with_rel_alloc=yes
1568                         AC_MSG_RESULT(no)])
1569         else
1570                 with_rel_alloc=yes
1571         fi
1572 fi
1573 if test "$with_rel_alloc" = "yes"; then
1574         AC_DEFINE([REL_ALLOC], [1], [Description here!])
1575         SXE_ADD_MEMALLOC_OBJS(ralloc.o)
1576 fi
1577
1578 dnl Check for tests/rminal I/O variants
1579 dnl TERMIOS systems may have termio.h, but not vice-versa, I think.
1580 AC_CHECK_HEADER(termios.h,
1581   AC_DEFINE([HAVE_TERMIOS], [1], [Description here!])
1582   AC_DEFINE([SIGNALS_VIA_CHARACTERS], [1], [Description here!])
1583   AC_DEFINE([NO_TERMIO], [1], [Description here!]),
1584   [AC_CHECK_HEADER(termio.h, [AC_DEFINE([HAVE_TERMIO], [1], [Description here!])])])
1585
1586
1587 dnl Check for directory variants
1588 AC_CHECK_HEADER(dirent.h, [AC_DEFINE([SYSV_SYSTEM_DIR], [1], [Description here!])],
1589   [AC_CHECK_HEADER(sys/dir.h, , [AC_DEFINE([NONSYSTEM_DIR_LIBRARY], [1], [Description here!])])])
1590
1591 dnl check for readdir64_r (the reentrant version of readdir64)
1592 AC_CHECK_FUNC(readdir64_r, [AC_DEFINE([HAVE_LARGEFILE], [1], [Description here!])])
1593
1594 dnl Check for nlist.h
1595 AC_CHECK_HEADER([nlist.h], [AC_DEFINE([NLIST_STRUCT], [1], [Description here!])], [])
1596
1597 dnl firstly check for pthread support so that we can use the
1598 dnl asynchronous playing routines
1599
1600 dnl special pthread handling
1601 dnl AIX uses pthreads instead of pthread, and HP/UX uses cma
1602 dnl FreeBSD uses -pthread
1603 AC_CHECK_LIB(pthread, pthread_create)
1604 if test "${ac_cv_lib_pthread_pthread_create}" = "yes"; then
1605         have_threads=yes
1606
1607         SXE_CHECK_COMPILER_FLAGS([-pthreads])
1608         SXE_CHECK_COMPILER_FLAGS([-pthread])
1609         if test "${sxe_cv_c_flags__pthreads}" = "yes"; then
1610                 SXE_PREPEND_UNDUP([-pthreads], [c_switch_site])
1611         fi
1612         if test "${sxe_cv_c_flags__pthread}" = "yes"; then
1613                 SXE_PREPEND_UNDUP([-pthread], [c_switch_site])
1614         fi
1615         SXE_PREPEND([-lpthread], [MM_LIBS])
1616 fi
1617
1618 dnl test for AIX pthreads
1619 AC_CHECK_LIB(pthreads, pthread_create)
1620 if test $ac_cv_lib_pthreads_pthread_create = yes; then
1621   have_threads=yes
1622   SXE_PREPEND(-lpthreads, MM_LIBS)
1623 fi
1624
1625 dnl test for HPUX cma threads.
1626 AC_CHECK_LIB(cma, pthread_create)
1627 if test $ac_cv_lib_cma_pthread_create = yes; then
1628   have_threads=yes
1629   SXE_PREPEND(-lcma, MM_LIBS)
1630 fi
1631
1632 dnl FreeBSD -pthread check
1633 AC_DEFUN([AC_PTHREAD_FREEBSD],
1634 [AC_MSG_CHECKING([if we need -pthread for threads])
1635 AC_CACHE_VAL(ac_cv_ldflag_pthread,
1636         [ac_save_ld_switch_site="$ld_switch_site"
1637         ld_switch_site="-pthread $ld_switch_site"
1638         AC_LINK_IFELSE([AC_LANG_PROGRAM([[char pthread_create();]],
1639         [[char pthread_create();]])],
1640         eval "ac_cv_ldflag_pthread=yes",
1641         eval "ac_cv_ldflag_pthread=no"),
1642         ld_switch_site="$ac_save_ld_switch_site"
1643 ])
1644 if eval "test \"`echo $ac_cv_ldflag_pthread`\" = yes"; then
1645         AC_MSG_RESULT(yes)
1646         have_threads=yes
1647         SXE_PREPEND_UNDUP("-pthread", ld_switch_site)
1648         SXE_PREPEND_UNDUP("-D_THREAD_SAFE", c_switch_site)
1649 else
1650         AC_MSG_RESULT(no)
1651 fi])
1652
1653 dnl If all other thread tests fail, try BSD's -pthread
1654 if test "$have_threads" != yes; then
1655   AC_PTHREAD_FREEBSD
1656 fi
1657
1658 if test "$have_threads" = yes; then
1659   AC_DEFINE([HAVE_THREADS], [1], [Description here!])
1660 fi
1661
1662
1663 ## Internal Options
1664 ## ================
1665
1666 echo
1667 echo "Internal Options"
1668 echo "================"
1669
1670 SXE_CHECK_LIBTOOL
1671 SXE_CHECK_LIBLTDL
1672
1673 dnl ----------------------------------------------------------------
1674 dnl Check for POSIX functions.
1675 dnl ----------------------------------------------------------------
1676
1677 SXE_CHECK_BASIC_FUNS
1678 AC_CHECK_FUNCS([alarm cbrt closedir dup2 eaccess endpwent floor fmod fpathconf frexp fsync ftime ftruncate getaddrinfo getcwd gethostbyname gethostname getnameinfo getpagesize getrlimit gettimeofday getwd isascii link logb lrand48 matherr memchr memmove memset mkdir mktime munmap perror poll pow putenv random re_comp readlink regcomp rename res_init rint rmdir select setitimer setlocale setpgid setsid sigblock sighold sigprocmask snprintf socket sqrt stpcpy strcasecmp strchr strdup strerror strlwr strrchr strspn strtol strupr symlink tzset ulimit umask uname usleep utime vlimit vsnprintf waitpid wcscmp wcslen])
1679
1680
1681 ## combines all these time structures and funs
1682 SXE_CHECK_METRONOME
1683 SXE_CHECK_SUFFICIENCY([metronome], [metronome])
1684
1685 ## check for a sane dirname/realpath
1686 SXE_CHECK_DIRNAME
1687 SXE_CHECK_REALPATH
1688
1689 dnl -----------------------------------
1690 dnl Do some misc autoconf-special tests
1691 dnl -----------------------------------
1692
1693 dnl Do the opsystem or machine files prohibit the use of the GNU malloc?
1694 dnl Assume not, until told otherwise.
1695 GNU_MALLOC=yes
1696 if test "$with_dlmalloc" != "no"; then
1697         doug_lea_malloc=yes
1698 else
1699         doug_lea_malloc=no
1700 fi
1701 after_morecore_hook_exists=yes
1702 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1703 AC_MSG_CHECKING(whether __after_morecore_hook exists)
1704 AC_LINK_IFELSE([AC_LANG_SOURCE([[extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0]])],
1705   [AC_MSG_RESULT(yes)],
1706   [AC_MSG_RESULT(no)
1707    after_morecore_hook_exists=no])
1708 if test "$system_malloc" = "yes" ; then
1709   GNU_MALLOC=no
1710   GNU_MALLOC_reason="
1711     - The GNU allocators don't work with this system configuration."
1712 elif test "$with_system_malloc" = "yes" ; then
1713   GNU_MALLOC=no
1714   GNU_MALLOC_reason="
1715     - User chose not to use GNU allocators."
1716 elif test "$with_debug_malloc" = "yes" ; then
1717   GNU_MALLOC=no
1718   GNU_MALLOC_reason="
1719     - User chose to use Debugging Malloc."
1720 fi
1721
1722 if test "$doug_lea_malloc" = "yes" -a "$GNU_MALLOC" = "yes" ; then
1723         GNU_MALLOC_reason="
1724     - Using Doug Lea's new malloc from the GNU C Library."
1725         AC_DEFINE([DOUG_LEA_MALLOC], [1], [Description here!])
1726         if test "$after_morecore_hook_exists" = "no" ; then
1727                 GNU_MALLOC_reason="
1728     - Using Doug Lea's new malloc from the Linux C Library."
1729         AC_DEFINE([_NO_MALLOC_WARNING_], [1], [Description here!])
1730         fi
1731 fi
1732 AM_CONDITIONAL([USE_MEMALLOC], [test -n "${libmemalloc_objs}"])
1733
1734 dnl #### mcheck is broken in all versions of Linux libc and glibc.
1735 dnl Try this again when 2.1 hits the streets.
1736 dnl Avoid using free-hook.c if support exists for malloc debugging in libc
1737 have_libmcheck=no
1738 if test "$with_error_checking_malloc" = "yes" -a \
1739    "$have_glibc" = "yes" -a \
1740    "$doug_lea_malloc" = "yes"; then
1741         AC_CHECK_HEADERS(mcheck.h)
1742         AC_CHECK_LIB(mcheck, mcheck, [have_libmcheck=yes], [have_libmcheck=no])
1743 fi
1744
1745 if test "$with_module_support" != "no"; then
1746         AS_MESSAGE([checking for module support])
1747         if test "$sxe_cv_feat_libltdl" = "yes"; then
1748                 have_module_support="yes"
1749                 with_module_support="yes"
1750                 SXE_ADD_CRUFT_OBJS([emodules-ng.o])
1751                 AC_DEFINE([HAVE_EMODULES], [1], [Whether emods would be available])
1752                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1753         else
1754                 have_module_support="no"
1755                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1756         fi
1757 fi
1758
1759 AM_CONDITIONAL([DESCEND_MODULES],
1760         [test "$with_module_support $have_module_support" = "yes yes"])
1761 if test "$with_module_support $have_module_support" = "yes"; then
1762         SXE_APPEND([src], [MAKE_SUBDIR])
1763         SXE_APPEND([src], [INSTALL_ARCH_DEP_SUBDIR])
1764         SXE_APPEND([modules], [MAKE_AM_SUBDIR])
1765         SXE_APPEND([modules], [SRC_SUBDIR_DEPS])
1766 dnl else
1767 dnl     MOD_CC="$SXEMACS_CC"
1768 dnl     MODCFLAGS="\$(SXE_CFLAGS) -I../../src -I\$(sxe_srcdir)/../../src"
1769 dnl     INSTALLPATH=""
1770 dnl     MOD_INSTALL_PROGRAM="true"
1771 dnl     OBJECT_TO_BUILD="\$(MODNAME).o"
1772 fi
1773
1774 if test "$with_modules_ase" = "yes"; then
1775         have_modules_ase=yes
1776 fi
1777 if test "$with_static_modules_ase" = "yes"; then
1778         have_static_modules_ase=yes
1779 fi
1780 SXE_EMOD_STATMOD([ase])
1781 if test "$have_modules_ase $have_static_modules_ase" != " "; then
1782         have_ase_cart="yes"
1783         have_ase_dig="yes"
1784         have_ase_intv="yes"
1785         have_ase_metric="yes"
1786         have_ase_nbhood="yes"
1787         have_ase_perm="yes"
1788         have_ase_resclass="yes"
1789 fi
1790 if test "$have_bison" = "yes"; then
1791         if test "$with_modules_cl" = "yes" ; then
1792                 have_modules_cl="yes"
1793         fi
1794         if test "$with_static_modules_cl" = "yes"; then
1795                 have_static_modules_cl="yes"
1796         fi
1797 else
1798         if test "$with_modules_cl" = "yes" -o "$with_static_modules_cl" = "yes"; then
1799                 AC_MSG_WARN([Sorry no bison means no cl module for you.])
1800         fi
1801 fi
1802 SXE_EMOD_STATMOD([cl])
1803
1804 AM_CONDITIONAL([AUTARKIC], [test "0" = "1"])
1805 MODARCHDIR=
1806 MAKE_DOCFILE="$sxe_blddir/lib-src/make-docfile"
1807 ELLMAKEDOC=$MAKE_DOCFILE
1808 ELLCC=$MOD_CC
1809 AC_SUBST(ELLCC)
1810 AC_SUBST(ELLMAKEDOC)
1811 AC_SUBST(with_modules, $with_modules)
1812 AC_SUBST(MOD_CC)
1813 AC_SUBST(MODARCHDIR)
1814 AC_SUBST(MAKE_DOCFILE)
1815 AC_SUBST(MODCFLAGS)
1816 AC_SUBST(INSTALLPATH)
1817 AC_SUBST(MOD_INSTALL_PROGRAM)
1818 AC_SUBST(OBJECT_TO_BUILD)
1819 SXE_SUBST_STATMOD_A
1820
1821 ## FFI support
1822 SXE_CHECK_FFI
1823 SXE_CHECK_SUFFICIENCY([ffi], [FFI support], [
1824         ## additional actions
1825         AC_DEFINE([HAVE_LIBFFI], [1], [Description here!])
1826         HAVE_LIBFFI=yes
1827         FFI_LIBS="-lffi"
1828         SXE_ADD_CRUFT_OBJS([effi.o])
1829 ])
1830
1831 ## ENT support
1832 SXE_CHECK_ENT
1833
1834 ## check for pseudo gaussian numbers
1835 AC_MSG_CHECKING([for pseug (gaussian numbers)])
1836 if test "$sxe_cv_feat_gmp" = "yes"; then
1837         ## the good case
1838         AC_DEFINE([HAVE_PSEUG], [1], [Whether we COULD do gaussian numbers!])
1839         sxe_cv_feat_pseug="yes"
1840 else
1841         sxe_cv_feat_pseug="no"
1842 fi
1843 AC_MSG_RESULT([$sxe_cv_feat_pseug])
1844
1845 ## check for pseudo complex numbers
1846 AC_MSG_CHECKING([for pseuc (pseudo complex numbers)])
1847 if test "$sxe_cv_feat_mpfr" = "yes"; then
1848         ## the good case
1849         AC_DEFINE([HAVE_PSEUC], [1], [Whether we COULD do complex numbers!])
1850         sxe_cv_feat_pseuc="yes"
1851 else
1852         sxe_cv_feat_pseuc="no"
1853 fi
1854 AC_MSG_RESULT([$sxe_cv_feat_pseuc])
1855
1856 ## check for pseudo quaternions
1857 AC_MSG_CHECKING([for quatern (quaternion numbers)])
1858 if test "$sxe_cv_feat_gmp" = "yes"; then
1859         ## the good case
1860         AC_DEFINE([HAVE_QUATERN], [1], [Whether we COULD do quaternions!])
1861         sxe_cv_feat_quatern="yes"
1862 else
1863         sxe_cv_feat_quatern="no"
1864 fi
1865 AC_MSG_RESULT([$sxe_cv_feat_quatern])
1866
1867
1868 ## go through what the PH^Wuser has specified
1869 ## it's a wee bit more complex, so let's go for it
1870 ## we use a dijkstra-if
1871 ent_dijkstra="$with_ent_gmp $sxe_cv_feat_gmp"
1872 if test "$ent_dijkstra" = "yes yes"; then
1873         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1874         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1875         SXE_ADD_ENT_OBJS([ent-gmp.o])
1876         have_ent_gmp="yes"
1877 elif test "$ent_dijkstra" = "yes no"; then
1878         ## pity, we wanted GMP but we dont have it
1879         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1880         have_ent_gmp="no"
1881 elif test "$ent_dijkstra" = "no yes"; then
1882         ## we didn't want GMP but we have it
1883         ## do nothing in that case
1884         have_ent_gmp="no"
1885 elif test "$ent_dijkstra" = "no no"; then
1886         ## great, we didnt opt for GMP and we're lucky, it's not there either
1887         have_ent_gmp="no"
1888 fi
1889
1890 ## evaluate mpfr results
1891 ent_dijkstra="$with_ent_mpfr $sxe_cv_feat_mpfr"
1892 if test "$ent_dijkstra" = "yes yes"; then
1893         ## the good case
1894         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1895         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1896         SXE_ADD_ENT_OBJS([ent-mpfr.o])
1897         have_ent_mpfr="yes"
1898 elif test "$ent_dijkstra" = "yes no"; then
1899         ## we want but can't have
1900         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1901         have_ent_mpfr="no"
1902 elif test "$ent_dijkstra" = "no yes"; then
1903         have_ent_mpfr="no"
1904 elif test "$ent_dijkstra" = "no no"; then
1905         have_ent_mpfr="no"
1906 fi
1907
1908
1909 ## whether to enable gaussian numbers
1910 ent_dijkstra="$with_ent_pseug $sxe_cv_feat_pseug"
1911 if test "$ent_dijkstra" = "yes yes"; then
1912         ## perfick
1913         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1914         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1915         SXE_ADD_ENT_OBJS([ent-gaussian.o])
1916         have_ent_pseug="yes"
1917 elif test "$ent_dijkstra" = "yes no"; then
1918         ## grrrr
1919         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1920         have_ent_pseug="no"
1921 elif test "$ent_dijkstra" = "no yes"; then
1922         have_ent_pseug="no"
1923 elif test "$ent_dijkstra" = "no no"; then
1924         have_ent_pseug="no"
1925 fi
1926
1927 ## whether to enable emulated complex numbers
1928 ent_dijkstra="$with_ent_pseuc $sxe_cv_feat_pseuc $with_ent_mpc $sxe_cv_feat_mpc"
1929 if test "$ent_dijkstra" = "yes yes yes yes"; then
1930         ## skip pseuc usage
1931         have_ent_pseuc="veto"
1932         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1933         AS_MESSAGE([ENT: Built-in support for complex numbers available, dnl
1934 but omitted in favour of MPC.])
1935         omit_ent_pseuc_in_favour_of="mpc"
1936         ## set up to use plain mpc
1937         AC_DEFINE([WITH_MPC], [1], [Description here!])
1938         SXE_PREPEND([$MPC_LIBS], [ENT_LIBS])
1939         SXE_ADD_ENT_OBJS([ent-mpc.o])
1940         have_ent_mpc="yes"
1941 elif test "$ent_dijkstra" = "yes yes yes no"; then
1942         ## user planned to use mpc, hasnt got it though
1943         ## now he's cursed with pseudo complex numbers :)
1944         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1945         have_ent_pseuc="yes"
1946         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1947         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1948         ## we want mpc but can't have, set up that
1949         AC_DEFINE([WITH_MPC], [1], [Description here!])
1950         have_ent_mpc="no"
1951 elif test "$ent_dijkstra" = "yes yes no yes"; then
1952         ## user coulda used mpc but disabled it for whatever reasons ... Wait!
1953         ## Horst, is that you?!
1954         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1955         AS_MESSAGE([ENT: dnl
1956 MPC support for complex numbers IS possible, however YOU think you want dnl
1957 the built-in emulated stuff?  Seriously?  Good, so be it!])
1958         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1959         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1960         have_ent_pseuc="yes"
1961         omit_ent_mpc_in_favour_of="pseuc"
1962         ## however brag that we have mpc
1963         have_ent_mpc="yes"
1964 elif test "$ent_dijkstra" = "yes yes no no"; then
1965         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1966         have_ent_pseuc="yes"
1967         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1968         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1969         have_ent_mpc="no"
1970 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "yes no"; then
1971         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1972         have_ent_pseuc="no"
1973 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no yes"; then
1974         have_ent_pseuc="no"
1975 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no no"; then
1976         have_ent_pseuc="no"
1977 fi
1978
1979 ## whether to enable gaussian numbers
1980 ent_dijkstra="$with_ent_quatern $sxe_cv_feat_quatern"
1981 if test "$ent_dijkstra" = "yes yes"; then
1982         ## perfick
1983         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
1984         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1985         SXE_ADD_ENT_OBJS([ent-quatern.o])
1986         have_ent_quatern="yes"
1987 elif test "$ent_dijkstra" = "yes no"; then
1988         ## grrrr
1989         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
1990         have_ent_quatern="no"
1991 elif test "$ent_dijkstra" = "no yes"; then
1992         have_ent_quatern="no"
1993 elif test "$ent_dijkstra" = "no no"; then
1994         have_ent_quatern="no"
1995 fi
1996
1997 ## elliptic curve support
1998 ent_dijkstra="$with_ent_ecm $sxe_cv_feat_ecm"
1999 if test "$ent_dijkstra" = "yes yes"; then
2000         ## perfick case
2001         AC_DEFINE([WITH_ECM], [1], [Description here!])
2002         SXE_PREPEND([$ECM_LIBS], [ENT_LIBS])
2003         SXE_ADD_ENT_OBJS([ent-ecm.o])
2004         have_ent_ecm="yes"
2005 elif test "$ent_dijkstra" = "no yes"; then
2006         have_ent_ecm="no"
2007 elif test "$ent_dijkstra" = "yes no"; then
2008         AC_DEFINE([WITH_ECM], [1], [Description here!])
2009         have_ent_ecm="no"
2010 elif test "$ent_dijkstra" = "no no"; then
2011         have_ent_ecm="no"
2012 fi
2013
2014
2015 ## Floating operation support is now unconditional
2016 SXE_CHECK_MATHS_VALUES
2017 if test "$ac_cv_sizeof_long_double" != 0; then
2018         ##AC_DEFINE_UNQUOTED([fpfloat], [long double], [Description here!])
2019         ##AC_DEFINE([fpfloat_long_double_p], [1], [Description here!])
2020         fpfloat="long double"
2021         fpfloat_long_double_p=1
2022         have_fpfloat=yes
2023 elif test "$ac_cv_sizeof_double" != 0; then
2024         ##AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2025         ##AC_DEFINE([fpfloat_double_p], [1], [Description here!])
2026         fpfloat="double"
2027         fpfloat_double_p=1
2028         have_fpfloat=yes
2029 else
2030         AS_MESSAGE([Uh oh, no float type is bad news.])
2031         have_fpfloat=no
2032 fi
2033
2034 AC_MSG_CHECKING([if need to add -lm])
2035 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2036 #include <math.h>
2037 ]],[[
2038 return sin(0.0);
2039 ]])], [AC_MSG_RESULT([no])], [
2040         AC_MSG_RESULT([maybe])
2041         save_LIBS=$LIBS
2042         SXE_APPEND([-lm], [LIBS])
2043         AC_MSG_CHECKING([if can add -lm])
2044         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2045 #include <math.h>
2046 ]],[[
2047 return sin(0.0);
2048 ]])], [AC_MSG_RESULT([yes])], [
2049         AC_MSG_RESULT([no])
2050         AC_MSG_WARN([No way to use math functions found. Reverting option append.])
2051         LIBS=$save_LIBS])])
2052
2053
2054
2055 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2056 #include <math.h>
2057 ]],[[
2058 return atanh(1.0) + asinh(1.0) + acosh(1.0);
2059 ]])], [AC_DEFINE([HAVE_INVERSE_HYPERBOLIC], [1], [Description here!])])
2060
2061 if test "$have_fpfloat" = "yes"; then
2062         AC_DEFINE([HAVE_FPFLOAT], [1], [Description here!])
2063
2064         SXE_CHECK_CLEAN_FLOATOPS(
2065                 [have_clean_floatops="yes"], [have_clean_floatops="no"])
2066
2067         ## it would seem odd to define the destiny of our float arithmetic here
2068         if test "$have_clean_floatops" = "yes"; then
2069                 AC_DEFINE_UNQUOTED([fpfloat], [$fpfloat], [Description here!])
2070                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2071                         [${fpfloat_long_double_p:-0}], [Description here!])
2072                 AC_DEFINE_UNQUOTED([fpfloat_double_p],
2073                         [${fpfloat_double_p:-0}], [Description here!])
2074         else
2075                 AS_MESSAGE([downgrading to `double' floats])
2076                 AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2077                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2078                         [0], [Description here!])
2079                 AC_DEFINE([fpfloat_double_p],
2080                         [1], [Description here!])
2081         fi
2082 fi
2083
2084 ## trivial checks, you cannot (yet) turn off internal arithmetic entirely
2085 ## so we always `have' it
2086 dnl with_ent_int=yes
2087 have_ent_int=yes
2088 dnl with_ent_indef=yes
2089 have_ent_indef=yes
2090 dnl with_ent_fpfloat=yes
2091 have_ent_fpfloat=yes
2092 dnl we attempt to always use ent.o
2093 AC_DEFINE([WITH_NUMBER_TYPES], [1], [Description here!])
2094 SXE_SUBST_ENT_OBJS
2095
2096 dnl experimental code support
2097 if test "$with_compre" != "no"; then
2098         AC_MSG_CHECKING([if compre prerequisites are met])
2099         AC_MSG_RESULT([yes])
2100         AC_DEFINE([EF_USE_COMPRE], [1],
2101                 [Whether to provide compiled regular expression!])
2102         have_compre=yes
2103 fi
2104 if test "$with_experimental_features_pom" = "yes"; then
2105         AC_MSG_CHECKING([if pom prerequisites are met])
2106         if test "$have_threads" = "yes"; then
2107                 AC_MSG_RESULT([yes])
2108                 AC_DEFINE([EF_USE_POM], [1],
2109                         [Whether to protect all lisp objects with mutexes!])
2110                 have_experimental_features_pom=yes
2111         else
2112                 AC_MSG_RESULT([no])
2113         fi
2114 fi
2115 if test "$with_experimental_features_asyneq" = "yes"; then
2116         AC_MSG_CHECKING([if asyneq prerequisites are met])
2117         if test "$have_threads" = "yes"; then
2118                 AC_MSG_RESULT([yes])
2119                 AC_DEFINE([EF_USE_ASYNEQ], [1],
2120                         [Whether to setup asynchronous event queues!])
2121                 have_experimental_features_asyneq=yes
2122                 SXE_ADD_EVENTS_OBJS([event-queue.o workers.o worker-asyneq.o])
2123         else
2124                 AC_MSG_RESULT([no])
2125         fi
2126 fi
2127 SXE_SUBST_EVENTS_OBJS
2128
2129 SXE_CHECK_EVENTS
2130 SXE_CHECK_SUFFICIENCY([events], [event system])
2131
2132 ## check asm helpers
2133 SXE_CHECK_ASM_HELPERS
2134
2135 ## compression titbits
2136 SXE_CHECK_ZLIB
2137 SXE_CHECK_BZLIB
2138 SXE_CHECK_LZMA
2139
2140
2141 ## Cryptography Options
2142 ## ====================
2143 echo
2144 echo "Cryptography Options"
2145 echo "===================="
2146
2147 ## in case someone else (ldap, pgsql, etc.) needs it
2148 SXE_CHECK_OPENSSL
2149 SXE_CHECK_SUFFICIENCY([openssl], [OpenSSL support])
2150
2151 dnl OpenSSL
2152 if test "$with_openssl" != "no" -a "$have_openssl" = "yes"; then
2153         SXE_ADD_CRUFT_OBJS([openssl.o])
2154 elif test "$with_openssl" != "no"; then
2155         AC_MSG_WARN([Required OpenSSL support cannot be provided.])
2156         AC_MSG_WARN([Check --with-site-prefixes.])
2157 fi
2158 if test "$have_openssl" = "no" -o "$with_openssl" = "no"; then
2159         OPENSSL_CPPFLAGS=""
2160         OPENSSL_LDFLAGS=""
2161         OPENSSL_LIBS=""
2162 fi
2163 AC_SUBST([OPENSSL_CPPFLAGS])
2164 AC_SUBST([OPENSSL_LDFLAGS])
2165 AC_SUBST([OPENSSL_LIBS])
2166
2167 SXE_CHECK_KERBEROS
2168 SXE_CHECK_KERBEROS5
2169 if test "$with_kerberos" = "yes"; then
2170         AC_DEFINE([WITH_KERBEROS], [1], [Whether kerberos support was requested])
2171         if test "$sxe_cv_feat_kerberos" = "yes"; then
2172                 SXE_PREPEND([$KERBEROS_LIBS], [ld_libs_general])
2173         fi
2174 fi
2175
2176
2177 ## Networking Options
2178 ## ==================
2179 echo
2180 echo "Networking Options"
2181 echo "=================="
2182
2183 SXE_CHECK_SOCKETS
2184 SXE_CHECK_SUFFICIENCY([unix], [unix domain sockets])
2185 SXE_CHECK_SUFFICIENCY([sysvipc], [SysV IPC message])
2186 SXE_CHECK_SUFFICIENCY([sockets], [tcp/udp sockets])
2187 SXE_CHECK_SUFFICIENCY([tcpudp], [tcp/udp sockets])
2188 SXE_CHECK_SUFFICIENCY([multicast], [multicast])
2189
2190 dnl Decnet
2191 if test "$with_dnet" = "yes"; then
2192   AC_CHECK_LIB(dnet, main,
2193     [AC_DEFINE([HAVE_LIBDNET], [1], [Description here!])],
2194     [SXE_DIE("DECnet requested but can't find libdnet")])
2195 fi
2196
2197 dnl Socks support
2198 if test "$with_socks" = "yes"; then
2199   AC_CHECK_LIB(socks, SOCKSinit)
2200   test -n "$ac_cv_lib_socks_SOCKSinit" && AC_DEFINE([HAVE_SOCKS], [1], [Description here!])
2201 fi
2202
2203
2204 ## Window System Features
2205 ## ======================
2206 echo
2207 echo "Window System Features"
2208 echo "======================"
2209
2210 dnl ----------------------
2211 dnl Choose a window system
2212 dnl ----------------------
2213
2214 AS_MESSAGE([checking for specified window system])
2215
2216 if test "$with_x" != "no"; then
2217         if test "$with_x11" != "no"; then
2218                 dnl User-specified --x-includes or --x-libraries implies --with-x11.
2219                 test "$x_includes $x_libraries" != "NONE NONE" && \
2220                         window_system=x11
2221                         with_x11=yes
2222         fi
2223
2224         dnl Autodetection of X11 libraries and includes
2225         dnl -------------------------------------------
2226         dnl AC_PATH_XTRA thinks it can find our X headers and includes, but
2227         dnl it often gets it wrong, so we only use it as a last resort.
2228
2229         dnl $OPENWINHOME implies --x-includes and --x-libraries
2230         dnl Not (yet) handled by autoconf2
2231         if test "$x_includes $x_libraries" = "NONE NONE" \
2232                 -a -n "$OPENWINHOME" \
2233                 -a "$OPENWINHOME" != "/usr/openwin" \
2234                 -a -d "$OPENWINHOME"; then
2235                 test -d "$OPENWINHOME/lib"           && \
2236                         x_libraries="$OPENWINHOME/lib"
2237                 test -d "$OPENWINHOME/include"       && \
2238                         x_includes="$OPENWINHOME/include"
2239                 test -d "$OPENWINHOME/share/include" && \
2240                         x_includes="$OPENWINHOME/share/include"
2241         fi
2242
2243         if test -z "$x_includes" -o \
2244            "$x_includes" = "NONE" -o \
2245            ! -d "$x_includes"; then
2246                 dnl AC_PATH_XTRA often guesses /usr/include, when some other
2247                 dnl include directory is a MUCH better guess (Linux, HP-UX 10.20).
2248                 dnl This is a workaround for idiot (esp. HP) system vendors, who
2249                 dnl provide a /usr/include/X11, but DON'T FULLY POPULATE IT.
2250                 for dir in "/usr/X11" "/usr/X11R7" "/usr/X11R6" \
2251                         "/usr/local" "/usr"; do
2252                         if test -d "$dir/include/X11"; then
2253                                 x_includes="$dir/include"
2254                                 break
2255                         fi
2256                 done
2257         fi
2258
2259         if test -z "$x_libraries" -o \
2260            "$x_libraries" = "NONE" -o \
2261            ! -d "$x_libraries"; then
2262                 for dir in \
2263                         "/usr/X11/lib" \
2264                         "/usr/X11R7/lib" "/usr/lib/X11R7" \
2265                         "/usr/X11R6/lib" "/usr/lib/X11R6" \
2266                         "/usr/local/lib" "/usr/local/lib/X11" \
2267                         "/usr/lib" "/usr/lib/X11"; do
2268                         if test -r "$dir/libX11.a"; then
2269                                 x_libraries="$dir"
2270                                 break
2271                         fi
2272                 done
2273         fi
2274
2275         AC_PATH_XTRA
2276         if test "$with_x11" != "no"; then
2277                 if test "$no_x" = "yes"; then
2278                         with_x11=no
2279                         window_system=none
2280                         HAVE_X_WINDOWS=no
2281                 else
2282                         with_x11=yes
2283                         window_system=x11
2284                         HAVE_X_WINDOWS=yes
2285                 fi
2286         fi
2287 fi
2288
2289 dnl #### wmperry:: !x11 != NONE
2290 dnl case "$with_x11" in
2291 dnl  yes ) window_system=x11  HAVE_X_WINDOWS=yes ;;
2292 dnl  no  ) window_system=none HAVE_X_WINDOWS=no  ;;
2293 dnl esac
2294
2295 AM_CONDITIONAL([DESCEND_LWLIB], [test "$with_x11" = "yes"])
2296 if test "$with_x11" = "yes"; then
2297         AC_DEFINE([HAVE_X_WINDOWS], [1], [Description here!])
2298         AC_DEFINE([NeedFunctionPrototypes], [1], [Description here!])
2299         AC_DEFINE([FUNCPROTO], [15], [Whatever this is.])
2300         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2301         SXE_APPEND([lwlib], [MAKE_SUBDIR])
2302         SXE_APPEND([lwlib], [SRC_SUBDIR_DEPS])
2303
2304         SXE_ADD_SXEUIX11_OBJS([console-x.o device-x.o event-Xt.o frame-x.o])
2305         SXE_ADD_SXEUIX11_OBJS([glyphs-x.o objects-x.o redisplay-x.o select-x.o])
2306         SXE_ADD_SXEUIX11_OBJS([xgccache.o])
2307
2308         SXE_DUMP_LIBS
2309         ## some debian systems are trying to fool us ... now fool them back!
2310         if test -d "$x_includes"; then
2311                 CPPFLAGS="$CPPFLAGS -I$x_includes"
2312         fi
2313         if test -d "$x_libraries"; then
2314                 LDFLAGS="$LDFLAGS -L$x_libraries"
2315         fi
2316
2317         dnl Look for Motif, but only if not found in $x_includes and $x_libraries
2318         AC_CHECK_HEADERS([Xm/Xm.h])
2319         if test "$ac_cv_header_Xm_Xm_h" = "yes"; then
2320                 AC_CHECK_LIB([Xm], [XmStringFree], [got_motif=yes])
2321         fi
2322
2323         if test "$got_motif" != "yes"; then
2324                 dnl Try to find Motif dirs
2325                 dnl These take precedence over other X libs/includes, so PRE-pend
2326                 for lib_dir in \
2327                         "/usr/dt/lib" "/usr/lib/Motif2.1" \
2328                         "/usr/lib/Motif1.2" "/usr/lib/Motif1.1"; do
2329                         inc_dir=`echo $lib_dir | sed -e 's/lib/include/'`
2330                         if test -d "$lib_dir" -a -d "$inc_dir"; then
2331                                 case "$x_libraries" in
2332                                 *"$lib_dir"* )
2333                                         ;;
2334                                 *)
2335                                         x_libraries="$lib_dir $x_libraries"
2336                                         SXE_PREPEND(["-L${lib_dir}"], [X_LIBS])
2337                                         ;;
2338                                 esac
2339                                 case "$x_includes" in
2340                                 "$inc_dir"* )
2341                                         ;;
2342                                 *)
2343                                         x_includes="$inc_dir $x_includes"
2344                                         SXE_PREPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2345                                         ;;
2346                                 esac
2347                                 break; dnl only need ONE Motif implementation!
2348                         fi
2349                 done
2350         fi
2351
2352         dnl Contrib X libs/includes do NOT take precedence, so AP-pend
2353         for rel in "X11R7" "X11R6" "X11R5" "X11R4"; do
2354                 lib_dir="/usr/contrib/$rel/lib" inc_dir="/usr/contrib/$rel/include"
2355                 if test -d "$lib_dir" -a -d "$inc_dir"; then
2356                         case "$x_libraries" in
2357                         *"$lib_dir"* )
2358                                 ;;
2359                         *)
2360                                 x_libraries="$x_libraries $lib_dir"
2361                                 SXE_APPEND(["-L${lib_dir}"], [X_LIBS])
2362                                 ;;
2363                         esac
2364                         case "$x_includes" in
2365                         "$inc_dir"* )
2366                                 ;;
2367                         *)
2368                                 x_includes="$x_includes $inc_dir"
2369                                 SXE_APPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2370                                 ;;
2371                         esac
2372                         break; dnl Only need ONE X11 implementation !
2373                 fi
2374         done
2375
2376         dnl Avoid version mismatch for shared library libXm.so on osf4
2377         case "$opsys" in
2378         decosf*)
2379                 if test "$GCC" = yes -a -d "/usr/shlib"; then
2380                         SXE_APPEND([-L/usr/shlib], [X_LIBS]);
2381                 fi
2382                 ;;
2383         esac
2384
2385         LDFLAGS="$LDFLAGS $X_LIBS"
2386
2387         if test "$extra_verbose" = "yes"; then
2388                 echo
2389                 echo "X11 compilation variables:"
2390                 SXE_PRINT_VAR(x_libraries x_includes
2391                         X_CFLAGS X_LIBS X_PRE_LIBS X_EXTRA_LIBS)
2392                 echo
2393         fi
2394
2395         dnl Set up bitmaps search path.
2396         dnl The original suggestion was to unconditionally to append X11/bitmaps
2397         dnl to each element of $x_includes, I'm pretty sure this is the wrong
2398         dnl thing to do.  We test for bitmaps and X11/bitmaps directories on each
2399         dnl element and add them to BITMAPDIR if they exist.
2400         bitmapdirs=
2401         if test "$x_includes" != NONE; then
2402                 for i in $x_includes; do
2403                         if test -d "$i/bitmaps"; then
2404                                 bitmapdirs="$i/bitmaps:$bitmapdirs"
2405                         fi
2406                         if test -d "$i/X11/bitmaps"; then
2407                                 bitmapdirs="$i/X11/bitmaps:$bitmapdirs"
2408                         fi
2409                 done
2410                 bitmapdirs=`echo "$bitmapdirs" | sed s/.$//`
2411         fi
2412         if test ! -z "$bitmapdirs"; then
2413                 AC_DEFINE_UNQUOTED([BITMAPDIR], ["$bitmapdirs"], [Description here!])
2414         fi
2415
2416 dnl   dnl Autodetect defines extracted from X config by xmkmf, e.g. NARROWPROTO
2417 dnl   AS_MESSAGE(checking for X defines extracted by xmkmf)
2418 dnl   rm -fr conftestdir
2419 dnl   if mkdir conftestdir; then
2420 dnl     cd conftestdir
2421 dnl     cat > Imakefile <<'EOF'
2422 dnl xetest:
2423 dnl     @echo ${PROTO_DEFINES} ${STD_DEFINES}
2424 dnl EOF
2425 dnl     if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
2426 dnl       # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2427 dnl       xmkmf_defines=`${MAKE-make} xetest 2>/dev/null | grep -v make`
2428 dnl     fi
2429 dnl     cd ..
2430 dnl     rm -fr conftestdir
2431 dnl     for word in $xmkmf_defines; do
2432 dnl       case "$word" in
2433 dnl       -D__STDC__*) ;;
2434 dnl       -D* )
2435 dnl     sym=`echo '' $word | sed -e 's:^ *-D::' -e 's:=.*::'`
2436 dnl     case "$word" in
2437 dnl       -D*=* ) val=`echo '' $word | sed -e 's:^.*=::'` ;;
2438 dnl       *     ) val=1 ;;
2439 dnl     esac
2440 dnl dnl Avoid re-AC_DEFINE-ing xmkmf symbols we've already defined above.
2441 dnl     if grep "^#define $sym " confdefs.h >/dev/null; then :; else
2442 dnl       if test "$val" = "1"
2443 dnl         then AC_DEFINE_UNQUOTED([$sym], [], [Description here!])
2444 dnl         else AC_DEFINE_UNQUOTED([$sym], [$val], [Description here!])
2445 dnl       fi
2446 dnl     fi  ;;
2447 dnl       esac
2448 dnl     done
2449 dnl   fi
2450
2451         dnl make sure we can find Intrinsic.h
2452         AC_CHECK_HEADER([X11/Intrinsic.h], [],
2453                 [AC_MSG_ERROR([Unable to find X11 header files. Try using --x-includes=<path> if you know the path, or --with-x=no to disable X11 support.])])
2454
2455         dnl Check some more headers
2456         AC_CHECK_HEADERS([X11/Intrinsic.h X11/StringDefs.h X11/Shell.h X11/ShellP.h],
2457                 [],[],
2458                 [[#if HAVE_X11_INTRINSIC_H
2459                   # include <X11/Intrinsic.h>
2460                   # include <X11/IntrinsicP.h>
2461                   # include <X11/CoreP.h>
2462                   #endif]])
2463
2464         dnl -lXt and -lX11 are required
2465         dnl Some broken systems require the magic "-b i486-linuxaout" flag
2466
2467         dnl Other broken systems will not pass these tests unless the pre and
2468         dnl extra libs are passed on...
2469         LIBS="$LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
2470         AC_CHECK_LIB(X11, XOpenDisplay, have_lib_x11=yes)
2471         if test "$have_lib_x11" != "yes"; then
2472                 AC_CHECK_LIB([X11], [XGetFontProperty],
2473                         [],
2474                         [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.])])
2475         fi
2476         SXE_PREPEND([-lX11], [libs_x])
2477         LIBS="$LIBS -lX11"
2478         if test "$extra_verbose" = "yes"; then
2479                 echo "    Setting libs_x to \"-lX11\""
2480         fi
2481         dnl Autodetect -lXext
2482         AC_CHECK_LIB([Xext], [XShapeSelectInput], [SXE_PREPEND([-lXext], [libs_x])])
2483
2484         dnl Require -lXt
2485         AC_CHECK_LIB([Xt], [XtOpenDisplay], [SXE_PREPEND([-lXt], [libs_x])], [
2486                 AC_MSG_ERROR([Unable to find X11 libraries. Try using --x-libraries=<path> if you know the path, or --with-x=no to disable X11 support.])])
2487
2488         AC_MSG_CHECKING([the version of X11 being used])
2489         AC_RUN_IFELSE([AC_LANG_SOURCE([[
2490 #include <X11/Intrinsic.h>
2491 int main(int c, char *v[]) { return c>1 ? XlibSpecificationRelease : 0; }]])],
2492                 [./conftest foobar; x11_release=$?],[x11_release=4],[x11_release=4])
2493         AC_MSG_RESULT(R${x11_release})
2494         AC_DEFINE_UNQUOTED([X11_RELEASE], [${x11_release}], [Description here!])
2495
2496         AC_CHECK_FUNCS([XConvertCase])
2497         AC_CHECK_LIB([Xt], [XtRegisterDrawable])
2498         if test "$ac_cv_lib_Xt_XtRegisterDrawable" = "yes"; then
2499                 AC_DEFINE([HAVE_XTREGISTERDRAWABLE], [1], [Description])
2500         fi
2501
2502         AC_CHECK_HEADERS(X11/Xlocale.h)
2503
2504         dnl XFree86 has a non-standard prototype for this X11R6 function
2505         AC_CHECK_FUNCS(XRegisterIMInstantiateCallback)
2506         AC_MSG_CHECKING(for standard XRegisterIMInstantiateCallback prototype)
2507         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2508 #ifndef NeedFunctionPrototypes
2509 #define NeedFunctionPrototypes 1
2510 #endif
2511 #include <X11/Xlib.h>
2512 extern Bool XRegisterIMInstantiateCallback(
2513         Display*, struct _XrmHashBucketRec*, char*, char*, XIMProc, XPointer*);
2514 ]])],
2515         [AC_MSG_RESULT(yes)],
2516         [AC_MSG_RESULT(no)
2517                 AC_DEFINE([XREGISTERIMINSTANTIATECALLBACK_NONSTANDARD_PROTOTYPE],
2518                         [], [Description here!])])
2519
2520         dnl autodetect -lXmu
2521         AC_CHECK_LIB([Xmu], [XmuReadBitmapDataFromFile],
2522                 [with_xmu=yes], [with_xmu=no])
2523         if test "$with_xmu" = "no"; then
2524                 SXE_ADD_SXEUIX11_OBJS([xmu.o])
2525         else
2526                 SXE_PREPEND([-lXmu], [libs_x])
2527                 AC_DEFINE([HAVE_XMU], [1], [Description here!])
2528         fi
2529
2530         dnl Autodetect -lXbsd
2531         dnl #### Someone, please add a better function than main
2532         AC_CHECK_LIB([Xbsd], [main], SXE_PREPEND([-lXbsd], [libs_x]))
2533
2534         dnl restore old values
2535         SXE_RESTORE_LIBS
2536 fi dnl $with_x11 = yes
2537
2538 AC_SUBST([install_pp])
2539
2540 dnl test "$with_dragndrop" != "no" && with_dragndrop="$with_dragndrop_default"
2541 dnl test -z "$window_system" && window_system="none"
2542 with_dragndrop="no"
2543
2544 dnl Test for features that require a window system - ANY window system
2545 if test "$window_system" = "none"; then
2546   for feature in menubars scrollbars toolbars dialogs dragndrop xface
2547   do
2548     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2549        AC_MSG_WARN([--with-$feature ignored:  Not valid without window system support])
2550     fi
2551     eval "with_${feature}=no"
2552   done
2553 else
2554   test -z "with_toolbars" && with_toolbars=yes
2555 fi
2556
2557 dnl Test for features that require X11 support
2558 if test "$with_x11" != "yes"; then
2559   dnl It ought to be reasonable to have no output device at all, and only use
2560   dnl SXEmacs in --batch mode.
2561   dnl if test "$with_tty" = "no" ; then
2562   dnl   AC_MSG_ERROR([No window system support and no TTY support - Unable to proceed.])
2563   dnl fi
2564   for feature in offix wmcommand xim xmu nas_sound
2565   do
2566     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2567        AC_MSG_WARN([--with-$feature ignored:  Not valid without X support])
2568     fi
2569     eval "with_${feature}=no"
2570   done
2571 fi
2572
2573 dnl Balloon Help requires the Shape extension, not available everywhere,
2574 dnl for example not on AIX 4.3.
2575 if test "$with_x11" = "yes"; then
2576   AC_CHECK_HEADER(X11/extensions/shape.h, [
2577    AC_DEFINE([HAVE_BALLOON_HELP], [1], [Description here!])
2578    SXE_ADD_SXEUIX11_OBJS(balloon_help.o balloon-x.o)
2579    ])
2580 fi
2581
2582 dnl FSF 19.29 has some bitmapdir stuff here.
2583 bitmapdir=
2584
2585 case "$window_system" in
2586   x11  ) HAVE_X_WINDOWS=yes; echo "  Using X11." ;;
2587   none ) HAVE_X_WINDOWS=no ; echo "  Using no window system." ;;
2588 esac
2589
2590 if test -n "$window_system" -a "$window_system" != "none"; then
2591         AC_DEFINE_UNQUOTED([HAVE_WINDOW_SYSTEM], [1], [Description here!])
2592 fi
2593
2594 case "$x_libraries" in *X11R4* )
2595   test "$opsys" = "hpux9"     && opsysfile="s/hpux9-x11r4.h"
2596   test "$opsys" = "hpux9-shr" && opsysfile="s/hpux9shxr4.h"
2597 esac
2598
2599 dnl Enable or disable proper handling of WM_COMMAND
2600 AS_MESSAGE(checking for WM_COMMAND option);
2601 dnl if test "$with_wmcommand" = "yes"; then
2602 if test "$with_wmcommand" != "no"; then
2603   AC_DEFINE([HAVE_WMCOMMAND], [1], [Description here!])
2604 fi
2605
2606 dnl Autodetect Xauth
2607 dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
2608 test "$with_xauth" != "no" && test "$window_system" = "none" && with_xauth=no
2609 SXE_DUMP_LIBS
2610 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
2611 LDFLAGS="$LDFLAGS $X_LIBS"
2612 AC_CHECK_HEADER([X11/Xauth.h], [:], [with_xauth=no])
2613 AC_CHECK_LIB([Xau], [XauGetAuthByAddr], [:], [with_xauth=no])
2614 if test "$with_xauth" = "yes"; then
2615   AC_DEFINE([HAVE_XAUTH], [1], [Description here!])
2616   SXE_CONSECUTIVE_UNDUP([libs_xauth], [$X_EXTRA_LIBS -lXau $libs_x $X_PRE_LIBS])
2617 fi
2618 SXE_RESTORE_LIBS
2619 AC_SUBST(libs_xauth)
2620
2621 dnl ----------------------
2622 dnl X-Specific Graphics libraries
2623 dnl ----------------------
2624
2625 ## Oki, now that we really need a more exhaustive way to autodetect
2626 ## athena and other widgets we construct a chain.  The elements of
2627 ## that chain are simple atomic tests (provided by AC_DEFUNs).
2628 ## The chain is defined to be:
2629 ##
2630 ## neXtaw -> Xaw3d -> XawXpm -> Xaw95  ->  Xaw  ->  Motif  ->  Nirvana
2631 ## ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^      ^^^      ^^^^^
2632 ##         3d sets                       non-3d   non-athena
2633 ##
2634 ## Now if the user passes a --with-athena=foo option, we jump
2635 ## directly to the according test-suite and in case this fails we jump
2636 ## off the cliff.
2637 ##
2638 ## Attention:
2639 ## We shall perform every test-suite twice, once the correct way, and
2640 ## once with #include'ing the Xfuncproto header.
2641 ## Thanks to the many, many distributions which treat their users
2642 ## like braindead zombies!
2643 ## Especially, I would like to thank Fedora/RedHat for bringing
2644 ## this up. Go on guys, you rock!
2645
2646 ## and now the test chain
2647 if test "$with_x11" = "yes" -a "$with_x" != "no"; then
2648         SXE_CHECK_XTOOLKITS
2649         SXE_CHECK_XT_DEPENDENCIES
2650 else
2651         with_menubars=no
2652         with_scrollbars=no
2653         with_dialogs=no
2654         with_toolbars=no
2655         with_widgets=no
2656 fi
2657
2658 dnl Always compile OffiX unless --without-offix is given, no
2659 dnl X11 support is compiled in, no standard Xmu is available,
2660 dnl or dragndrop support is disabled
2661 dnl Because OffiX support currently loses when more than one display
2662 dnl is in use, we now disable it by default -slb 07/10/1998.
2663 test "$window_system" != "x11" && with_offix=no
2664 if test "$with_xmu" != yes -a "$with_x11" = yes; then
2665   if test "$with_offix" = "yes" ; then
2666     AC_MSG_WARN([--with-offix forced to `no'; no real Xmu support])
2667   fi
2668   with_offix=no
2669 fi
2670 if test "$with_dragndrop" = "no" ; then
2671   if test "$with_offix" = "yes" ; then
2672     AC_MSG_WARN([--with-offix forced to `no'; no generic Drag'n'Drop support])
2673   fi
2674   with_offix=no
2675 fi
2676 if test "$with_offix" = "yes"; then
2677   AC_DEFINE([HAVE_OFFIX_DND], [1], [Description here!])
2678   SXE_APPEND(offix.o, dnd_objs)
2679   SXE_APPEND(OffiX, dragndrop_proto)
2680 fi
2681
2682
2683 ## TTY Options
2684 ## ===========
2685 echo
2686 echo "TTY Options"
2687 echo "==========="
2688
2689
2690 dnl ---------------------
2691 dnl TTY-dependent options
2692 dnl ---------------------
2693
2694 dnl checks for header files
2695 AC_CHECK_HEADERS([libintl.h nlist.h sgtty.h termio.h termios.h])
2696
2697 if test "$with_tty" != "no"  ; then
2698         AS_MESSAGE(checking for TTY-related features)
2699         AC_DEFINE([HAVE_TTY], [1], [Description here!])
2700         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2701         SXE_ADD_SXEUITTY_OBJS([console-tty.o device-tty.o event-tty.o frame-tty.o objects-tty.o redisplay-tty.o cm.o])
2702
2703   dnl Autodetect ncurses.
2704   AC_CHECK_LIB(ncurses, tgetent, , with_ncurses=no)
2705   AC_CHECK_LIB(ncurses, tgetstr, , with_ncurses=no)
2706   AC_CHECK_LIB(ncurses, tparm, , with_ncurses=no)
2707   if test "$with_ncurses" != "no"; then
2708     AC_DEFINE([HAVE_NCURSES], [1], [Description here!])
2709     with_ncurses=yes
2710     AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2711     if test -z "$curses_h_file"; then
2712             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2713     fi
2714     if test -n "$curses_h_file"; then
2715             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2716             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2717     else
2718             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2719             AC_CHECK_HEADER(termcap.h, termcap_h_file=termcap.h)
2720             AC_CHECK_HEADER(term.h,    term_h_file=term.h)
2721     fi
2722     SXE_ADD_SXEUITTY_OBJS(terminfo.o)
2723     SXE_PREPEND(-lncurses, LIBS)
2724
2725     if test -z "$curses_h_file" ; then
2726       dnl Try again, and check for the bogus ncurses/ include bug.
2727       dnl (i.e. ncurses/curses.h bogusly includes <unctrl.h> instead of
2728       dnl <ncurses/unctrl.h>)
2729       save_c_switch_site="$c_switch_site"
2730       c_switch_site="$c_switch_site -I/usr/include/ncurses"
2731       AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2732       if test -z "$curses_h_file"; then
2733             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2734       fi
2735       if test -n "$curses_h_file"; then
2736             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2737             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2738       else
2739             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2740             AC_CHECK_HEADER(termcap.h, curses_h_file=termcap.h)
2741             AC_CHECK_HEADER(term.h,    curses_h_file=term.h)
2742       fi
2743       if test -n "$curses_h_file"
2744         then AC_MSG_WARN([Your system has the bogus ncurses include bug.])
2745         else c_switch_site="$save_c_switch_site"
2746       fi
2747     fi
2748   fi
2749   if test "$with_ncurses" = "no" -o -z "$curses_h_file" ; then
2750
2751     # Check alternate library includes
2752     for lib in curses term terminfo termcap; do
2753         AC_CHECK_HEADER(${lib}.h, [
2754                 eval ${lib}_h_file=${lib}.h
2755                 AC_CHECK_LIB($lib, tgetent, eval have_${lib}=yes, eval have_${lib}=no)
2756                 AC_CHECK_LIB($lib, tgetstr, , eval have_${lib}=no)])
2757     done
2758
2759     for lib in curses terminfo termlib termcap; do
2760           have_lib_eval=`eval echo \\$have_$lib`
2761           if test "$have_lib_eval" = "yes"; then
2762                 AC_CHECK_LIB($lib, tparm,
2763                           SXE_ADD_SXEUITTY_OBJS(terminfo.o),
2764                           SXE_ADD_SXEUITTY_OBJS(tparam.o))
2765                 SXE_PREPEND(-l${lib}, LIBS)
2766                 break
2767           fi
2768     done
2769   fi
2770   if test -n "$curses_h_file"; then
2771         AC_DEFINE_UNQUOTED([HAVE_CURSES_H], [1], [There is a curses.h header file available])
2772   fi
2773   if test -n "$termcap_h_file"; then
2774         AC_DEFINE_UNQUOTED([HAVE_TERMCAP_H], [1], [There is a termcap.h header available])
2775   fi
2776   if test -n "$term_h_file"; then
2777         AC_DEFINE_UNQUOTED([HAVE_TERM_H], [1], [There is a term.h header available])
2778   fi
2779   AC_DEFINE_UNQUOTED([CURSES_H_FILE], ["${curses_h_file-curses.h}"], [The curses.h header file])
2780   AC_DEFINE_UNQUOTED([TERMCAP_H_FILE], ["${termcap_h_file-termcap.h}"], [The termcap.h header file])
2781   AC_DEFINE_UNQUOTED([TERM_H_FILE], ["${term_h_file-term.h}"], [The term.h header file])
2782
2783   dnl General Purpose Mouse (libgpm) support
2784   if test "$with_gpm" != "no"; then
2785     AC_CHECK_HEADER(gpm.h, [
2786       AC_CHECK_LIB(gpm, Gpm_Open, have_gpm=yes)])
2787     if test "$have_gpm" = "yes"; then
2788       with_gpm=yes
2789       AC_DEFINE([HAVE_GPM], [1], [General Purpose Mouse (libgpm) is available])
2790       SXE_ADD_SXEUITTY_OBJS(gpmevent.o)
2791       SXE_PREPEND(-lgpm, LIBS)
2792     else
2793       with_gpm=no
2794     fi
2795   fi
2796
2797 else dnl "$with_tty" = "no"
2798   for feature in ncurses gpm; do
2799     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2800       AC_MSG_WARN([--with-${feature} ignored:  Not valid without TTY support])
2801     fi
2802     eval "with_${feature}=no"
2803   done
2804 fi dnl with_tty
2805
2806 SXE_CHECK_UI_SUFFICIENCY
2807
2808 ## Uncertain options
2809 ## =================
2810 echo
2811 echo "Uncertain options"
2812 echo "================="
2813
2814 ## for native xml support one day
2815 SXE_LANG_CHECK_XML
2816 SXE_CHECK_SUFFICIENCY([libxml2], [xml language])
2817 ## for BoehmGC support one day
2818 SXE_CHECK_BDWGC
2819 SXE_CHECK_SUFFICIENCY([bdwgc], [Boehm-Demers-Weiser GC])
2820
2821 if test "$with_experimental_features_bdwgc" = "yes"; then
2822         AC_MSG_CHECKING([if bdwgc prerequisites are met])
2823         AC_MSG_RESULT([${have_bdwgc}])
2824         have_experimental_features_bdwgc=${have_bdwgc}
2825         if test "${have_bdwgc}" = "yes"; then
2826                 AC_DEFINE([EF_USE_BDWGC], [1],
2827                         [Whether to actually use the BDWGC!])
2828         fi
2829 fi
2830
2831
2832 dnl This one is for the static initializeds variables in
2833 dnl offix.c, so that the thing is dumped after lastfile.o
2834 AC_SUBST(dnd_objs)
2835
2836 dnl Autodetect dll support
2837
2838 LIBSTDCPP=
2839 AC_SUBST(LIBSTDCPP)
2840
2841
2842 ## Multimedia Options
2843 ## ==================
2844 echo
2845 echo "Multimedia Options"
2846 echo "=================="
2847
2848 dnl ----------------------
2849 dnl Graphics libraries
2850 dnl ----------------------
2851
2852 if test "$with_image_xpm" = "yes"; then
2853         SXE_MM_CHECK_XPM([have_image_xpm=yes], [have_image_xpm=no])
2854
2855         AC_MSG_CHECKING([for sufficient xpm support])
2856         if test "$have_image_xpm" = "yes"; then
2857                 AC_MSG_RESULT([yes])
2858                 AC_DEFINE([HAVE_XPM], [1], [Description here!])
2859                 SXE_PREPEND([-lXpm], [MM_LIBS])
2860         else
2861                 AC_MSG_RESULT([no])
2862                 have_image_xpm=no
2863         fi
2864 fi
2865 AM_CONDITIONAL([WITH_BDWGC],
2866         [test "$with_experimental_features_bdwgc" = "yes" -a \
2867               "$have_bdwgc" = "yes"])
2868
2869 if test "$with_image_xface" = "yes"; then
2870         SXE_MM_CHECK_XFACE([have_image_xface=yes], [have_image_xface=no])
2871
2872         AC_MSG_CHECKING([for sufficient xface support])
2873         if test "$have_image_xface" = "yes"; then
2874                 AC_MSG_RESULT([yes])
2875                 AC_DEFINE([HAVE_XFACE], [1], [dnl
2876                         Both compface.h and libcompface have been found.])
2877                 SXE_PREPEND([-lcompface], [MM_LIBS])
2878         else
2879                 AC_MSG_RESULT([no])
2880                 have_image_xface=no
2881         fi
2882 fi
2883
2884 if test "$with_image_gif" = "yes"; then
2885         SXE_MM_CHECK_GIF([have_image_gif=yes], [have_image_gif=no])
2886
2887         AC_MSG_CHECKING([for sufficient gif support])
2888         if test "$have_image_gif" = "yes"; then
2889                 AC_MSG_RESULT([yes])
2890                 AC_DEFINE([HAVE_GIF], [1], [Enable internal GIF decoding])
2891                 SXE_ADD_MM_OBJS(dgif_lib.o gif_io.o)
2892         else
2893                 AC_MSG_RESULT([no])
2894         fi
2895 fi
2896
2897 SXE_MM_SEARCH_INFLATE
2898
2899 if test "$with_image_jpeg" = "yes"; then
2900         SXE_MM_CHECK_JPEG([have_image_jpeg=yes], [have_image_jpeg=no])
2901
2902         AC_MSG_CHECKING([for sufficient jpeg support])
2903         if test "$have_image_jpeg" = "yes"; then
2904                 AC_MSG_RESULT([yes])
2905                 AC_DEFINE([HAVE_JPEG], [1], [
2906                         Both jpeglib.h and libjpeg have been found.])
2907                 SXE_PREPEND([-ljpeg], [MM_LIBS])
2908         else
2909                 AC_MSG_RESULT([no])
2910         fi
2911 fi
2912
2913 if test "$with_image_png" = "yes"; then
2914         AC_DEFINE([WITH_PNG], [1], [Define to 1 if png support is desired.])
2915         SXE_MM_CHECK_PNG([have_image_png="yes"], [have_image_png="no"])
2916
2917         SXE_MSG_CHECKING([for sufficient PNG support])
2918         SXE_MSG_RESULT([${sxe_cv_feat_png}])
2919         if test "$sxe_cv_feat_png" = "yes"; then
2920                 SXE_PREPEND_UNDUP([$PNG_CPPFLAGS], [MM_CPPFLAGS])
2921                 SXE_PREPEND_UNDUP([$PNG_LDFLAGS], [MM_LDFLAGS])
2922                 SXE_PREPEND([$PNG_LIBS], [MM_LIBS])
2923         fi
2924 fi
2925
2926 if test "$with_image_tiff" = "yes"; then
2927         SXE_MM_CHECK_TIFF([have_image_tiff=yes], [have_image_tiff=no])
2928
2929         AC_MSG_CHECKING([for sufficient TIFF support])
2930         if test "$have_image_tiff" = "yes"; then
2931                 AC_MSG_RESULT([yes])
2932                 AC_DEFINE([HAVE_TIFF], [1], [
2933                         Both tiffio.h and libtiff have been found.])
2934                 SXE_PREPEND([-ltiff], [MM_LIBS])
2935         else
2936                 AC_MSG_RESULT([no])
2937         fi
2938 fi
2939
2940 dnl Check for audio output and media stream libraries.
2941
2942 dnl internal media stream analysis support
2943 if test "$with_media_internal" != "no"; then
2944         need_media_internal=yes
2945         have_media_internal=yes
2946 fi
2947
2948 ## Since almost any of the below tests uses pkgconfig we make a
2949 ## once-for-all-times check now
2950 SXE_SEARCH_CONFIG_PROG([pkg-config])
2951
2952 dnl libsndfile support
2953 if test "$with_media_sndfile" != "no"; then
2954         SXE_MM_CHECK_SNDFILE([have_media_sndfile=yes], [have_media_sndfile=no])
2955
2956         AC_MSG_CHECKING([for sufficient sndfile support])
2957         if test "$have_media_sndfile" = "yes"; then
2958                 AC_MSG_RESULT([yes])
2959                 SNDFILE_LIBS=`$PKG_CONFIG --libs sndfile`
2960                 SNDFILE_CPPFLAGS=`$PKG_CONFIG --cflags sndfile`
2961                 SNDFILE_VERSION=`$PKG_CONFIG --modversion sndfile`
2962                 SXE_PREPEND([$SNDFILE_LIBS], [MM_LIBS])
2963                 SXE_PREPEND_UNDUP([$SNDFILE_CPPFLAGS], [MM_CPPFLAGS])
2964                 SXE_ADD_MM_OBJS([media-sndfile.o])
2965                 AC_DEFINE([HAVE_SNDFILE], [1],
2966                         [Whether we appear to have support for the sndfile library!])
2967                 AC_DEFINE_UNQUOTED([SNDFILE_VERSION], [$SNDFILE_VERSION],
2968                         [Version of the sndfile library!])
2969         else
2970                 AC_MSG_RESULT([no])
2971                 have_media_sndfile=no
2972         fi
2973 fi
2974
2975 dnl libavcodec/libavformat/ffmpeg support
2976 if test "$with_media_ffmpeg" != "no"; then
2977         SXE_MM_CHECK_FFMPEG([have_media_ffmpeg=yes], [have_media_ffmpeg=no])
2978
2979         AC_MSG_CHECKING([for sufficient FFmpeg support])
2980
2981         if test "$have_media_ffmpeg" = "yes"; then
2982                 AC_MSG_RESULT([yes])
2983                 FFMPEG_LIBS=`$PKG_CONFIG --libs libavformat`
2984                 FFMPEG_CPPFLAGS=`$PKG_CONFIG --cflags libavformat`
2985                 SXE_PREPEND($FFMPEG_LIBS, MM_LIBS)
2986                 SXE_PREPEND_UNDUP($FFMPEG_CPPFLAGS, MM_CPPFLAGS)
2987                 SXE_ADD_MM_OBJS([media-ffmpeg.o])
2988                 AC_DEFINE([HAVE_FFMPEG], [1], [Description here!])
2989         else
2990                 AC_MSG_RESULT([no])
2991                 have_media_ffmpeg=no
2992         fi
2993 fi
2994
2995 dnl sox support
2996 if test "$with_media_sox" != "no"; then
2997         ## defines $LIBST_CONFIG
2998         SXE_MM_CHECK_SOX([have_media_sox=yes], [have_media_sox=no])
2999
3000         AC_MSG_CHECKING([for sufficient SoX support])
3001         if test "$sxe_cv_feat_sox" = "yes"; then
3002                 AC_MSG_RESULT([yes])
3003                 SXE_ADD_MM_OBJS([media-sox.o])
3004                 SXE_PREPEND_UNDUP([$sox_cppflags], [MM_CPPFLAGS])
3005                 SXE_PREPEND_UNDUP([$sox_ldflags], [MM_LDFLAGS])
3006                 SXE_PREPEND([$sox_libs], [MM_LIBS])
3007                 AC_DEFINE([HAVE_SOX], [1], [Description here!])
3008         else
3009                 AC_MSG_RESULT(no)
3010                 have_media_sox=no
3011         fi
3012 fi
3013
3014 dnl mad support
3015 if test "$with_media_mad" != "no"; then
3016         SXE_MM_CHECK_MAD([have_media_mad=yes], [have_media_mad=no])
3017
3018         AC_MSG_CHECKING([for sufficient mad support])
3019         if test "$have_media_mad" = "yes"; then
3020                 AC_MSG_RESULT([yes])
3021                 SXE_ADD_MM_OBJS([media-mad.o])
3022                 SXE_PREPEND([-lmad], [MM_LIBS])
3023                 AC_DEFINE([HAVE_MAD], [1], [Description here!])
3024         else
3025                 AC_MSG_RESULT(no)
3026                 have_media_mad=no
3027         fi
3028 fi
3029
3030 ## file/libmagic support
3031 if test "$with_media_magic" != "no"; then
3032         SXE_MM_CHECK_MAGIC([have_media_magic=yes], [have_media_magic=no])
3033
3034         AC_MSG_CHECKING([for sufficient magic support])
3035         if test "$have_media_magic" = "yes"; then
3036                 AC_MSG_RESULT([yes])
3037                 SXE_ADD_MM_OBJS([media-magic.o])
3038                 SXE_PREPEND([-lmagic], [MM_LIBS])
3039                 AC_DEFINE([HAVE_MAGIC], [1], [Whether libmagic is available])
3040         else
3041                 AC_MSG_RESULT([no])
3042                 have_media_magic=no
3043         fi
3044 fi
3045
3046
3047 dnl Autodetect OSS sound
3048 AS_MESSAGE([checking for OSS sound support])
3049 dnl test -z "$with_sound_oss" -a -n "$with_oss_sound_lib" && with_sound_oss=yes
3050
3051 dnl Check for Linux/BSD sound (called OSS)
3052 if test "$with_sound_oss" != "no"; then
3053         SXE_MM_CHECK_OSS([have_sound_oss=yes], [have_sound_oss=no])
3054
3055         AC_MSG_CHECKING([for sufficient OSS support])
3056         if test "$have_sound_oss" = "yes"; then
3057                 AC_MSG_RESULT([yes])
3058                 SXE_ADD_MM_OBJS([sound-oss.o])
3059                 AC_DEFINE([HAVE_INTERNAL_SOUND], [1], [Description here!])
3060                 AC_DEFINE([HAVE_OSS_SOUND], [1], [Description here!])
3061         else
3062                 AC_MSG_RESULT([no])
3063                 have_sound_oss=yes
3064         fi
3065 fi
3066
3067 dnl NAS Sound support
3068 if test "$with_sound_nas" != "no"; then
3069         SXE_MM_CHECK_NAS([have_sound_nas=yes], [have_sound_nas=no])
3070
3071         AC_MSG_CHECKING([for sufficient NAS support])
3072         if test "$have_sound_nas" = "yes"; then
3073                 AC_MSG_RESULT([yes])
3074                 AC_DEFINE([HAVE_NAS_SOUND], [1], [Description here!])
3075                 SXE_ADD_MM_OBJS([sound-nas.o])
3076                 SXE_PREPEND([-laudio], [MM_LIBS])
3077         else
3078                 AC_MSG_RESULT([no])
3079                 have_nas_sound=no
3080         fi
3081 fi
3082
3083 dnl ESD Sound support
3084 if test "$with_sound_esd" != "no"; then
3085         SXE_MM_CHECK_ESD([have_sound_esd=yes], [have_sound_esd=no])
3086
3087         AC_MSG_CHECKING([for sufficient ESD support])
3088         if test "$have_sound_esd" = "yes"; then
3089                 AC_MSG_RESULT([yes])
3090                 need_internal_media=yes
3091                 SXE_ADD_MM_OBJS([sound-esd.o])
3092                 ESD_LIBS=$("${ESD_CONFIG}" --libs)
3093                 SXE_PREPEND(["${ESD_LIBS}"], [MM_LIBS])
3094                 AC_DEFINE([HAVE_ESD_SOUND], [1], [Description here!])
3095         else
3096                 AC_MSG_RESULT([no])
3097                 have_esd_sound=no
3098         fi
3099 fi
3100
3101 dnl PulseAudio Sound support
3102 if test "$with_pulseaudio" != "no"; then
3103         SXE_MM_CHECK_PULSE([have_sound_pulse=yes], [have_sound_pulse=no])
3104
3105         AC_MSG_CHECKING([for sufficient PulseAudio support])
3106         if test "$have_sound_pulse" = "yes"; then
3107                 AC_MSG_RESULT([yes])
3108                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse`
3109                 pulse_version=`$PKG_CONFIG --modversion libpulse`
3110                 pulse_major_version=0
3111                 pulse_minor_version=`echo $pulse_version | \
3112                         sed -e "s/0\.\([[0-9]]*\).*/\1/"`
3113                 need_internal_media=yes
3114                 SXE_ADD_MM_OBJS([sound-pulse.o])
3115                 SXE_PREPEND($PULSEAUDIO_LIBS, MM_LIBS)
3116                 AC_DEFINE([HAVE_PULSE_SOUND], [1],
3117                         [Whether to put in support for PulseAudio.])
3118                 AC_DEFINE_UNQUOTED([PULSE_VERSION], [$pulse_minor_version],
3119                         [Version of the underlying pulse lib.])
3120         else
3121                 AC_MSG_RESULT(no)
3122                 have_sound_pulse=no
3123         fi
3124 fi
3125
3126 dnl Jack Sound support
3127 if test "$with_sound_jack" != "no"; then
3128         SXE_MM_CHECK_JACK([have_sound_jack=yes], [have_sound_jack=no])
3129
3130         AC_MSG_CHECKING([for sufficient Jack support])
3131         if test "$have_sound_jack" = "yes"; then
3132                 AC_MSG_RESULT([yes])
3133                 dnl okay, we have Jack on the system, but we have no working
3134                 dnl interface to it :(
3135                 JACK_LIBS=`$PKG_CONFIG --libs jack`
3136                 JACK_VERSION=`$PKG_CONFIG --modversion jack`
3137                 need_internal_media=yes
3138                 SXE_ADD_MM_OBJS([sound-jack.o])
3139                 SXE_PREPEND([$JACK_LIBS], [MM_LIBS])
3140                 AC_DEFINE([HAVE_JACK_SOUND], [1], [Description here!])
3141                 AC_DEFINE_UNQUOTED([JACK_VERSION], [$JACK_VERSION],
3142                         [Description here!])
3143         else
3144                 AC_MSG_RESULT(no)
3145         fi
3146 fi
3147
3148 dnl alsa sound support
3149 if test "$with_sound_alsa" != "no"; then
3150         SXE_MM_CHECK_ALSA([have_sound_alsa=yes], [have_sound_alsa=no])
3151
3152         AC_MSG_CHECKING([for sufficient ALSA support])
3153         if test "$have_sound_alsa" = "yes"; then
3154                 AC_MSG_RESULT([yes])
3155                 SXE_ADD_MM_OBJS([sound-alsa.o])
3156                 SXE_PREPEND([-lasound], [MM_LIBS])
3157         else
3158                 AC_MSG_RESULT(no)
3159                 have_sound_alsa=no
3160         fi
3161 fi
3162
3163 dnl libao sound support
3164 if test "$with_sound_ao" != "no"; then
3165         SXE_MM_CHECK_AO([have_sound_ao=yes], [have_sound_ao=no])
3166
3167         AC_MSG_CHECKING([for sufficient AO support])
3168         if test "$have_sound_ao" = "yes"; then
3169                 AC_MSG_RESULT([yes])
3170                 AO_LIBS=`$PKG_CONFIG --libs ao`
3171                 ao_version=`$PKG_CONFIG --modversion ao`
3172                 SXE_ADD_MM_OBJS([sound-ao.o])
3173                 SXE_PREPEND($AO_LIBS, MM_LIBS)
3174                 AC_DEFINE([HAVE_AO_SOUND], [1], [Description here!])
3175                 AC_DEFINE_UNQUOTED([AO_VERSION], [$ao_version], [Description here!])
3176         else
3177                 AC_MSG_RESULT(no)
3178                 have_sound_ao=no
3179         fi
3180 fi
3181
3182 if test \
3183    "$have_sound_alsa \
3184     $have_sound_ao \
3185     $have_sound_esd \
3186     $have_sound_jack \
3187     $have_sound_nas \
3188     $have_sound_pulse" != "no no no no no no"; then
3189         AC_DEFINE([HAVE_AUDIO], [1], [Description here!])
3190 fi
3191 if test "$need_internal_media" = "yes"; then
3192         with_internal_media=yes
3193         AC_DEFINE([HAVE_INTERNAL_MEDIA], [1], [Description here!])
3194         SXE_ADD_MM_OBJS([media-internal.o])
3195 fi
3196 AC_SUBST([MM_LIBS])
3197 AC_SUBST([MM_CPPFLAGS])
3198 AC_SUBST([MM_LDFLAGS])
3199 SXE_SUBST_MM_OBJS
3200
3201
3202 ## Internationalisation Options
3203 ## ============================
3204 echo
3205 echo "Internationalisation Options"
3206 echo "============================"
3207
3208 dnl ----------------------
3209 dnl Mule-dependent options
3210 dnl ----------------------
3211
3212 dnl if test "$with_mule" = "yes" && test ! -d "$sxe_srcdir/lisp/mule"; then
3213 dnl     echo "Attempt to Build with Mule without Mule/Lisp"
3214 dnl     echo "Please install the SXEmacs/Mule tarball or"
3215 dnl     echo "rerun configure with --with-mule=no"
3216 dnl     exit 1
3217 dnl fi
3218
3219 if test "$with_file_coding" = "yes" && test "$with_mule" = "no"; then
3220   AC_DEFINE([FILE_CODING], [1], [Description here!])
3221   SXE_ADD_MULE_OBJS(file-coding.o)
3222 fi
3223
3224 if test "$with_mule" = "yes" ; then
3225         SXE_CHECK_MULE
3226
3227 else dnl "$with_mule" = "no"
3228         for feature in xim canna wnn; do
3229                 if eval "test -n \"\$with_${feature}\" -a \
3230                         \"\$with_${feature}\" != no" ; then
3231                         AC_MSG_WARN([--with-${feature} ignored:  Not valid without Mule support])
3232                 fi
3233                 eval "with_${feature}=no"
3234         done
3235 fi dnl with_mule
3236 SXE_SUBST_MULE_OBJS
3237 AM_CONDITIONAL([WITH_MULE], [test "$with_mule" = "yes"])
3238
3239
3240 dnl At this point, we know whether we need the motif lib or not.
3241 if test "$need_motif" = "yes" ; then
3242         SXE_PREPEND([-lXm], [libs_x])
3243         dnl AIX needs the following library for use with Motif
3244         AC_CHECK_LIB([i18n], [layout_object_getvalue])
3245         if test "$ac_cv_lib_i18n_layout_object_getvalue" = "yes"; then
3246                 SXE_PREPEND([-li18n], [libs_x])
3247         fi
3248 fi
3249
3250 dnl getaddrinfo() is borked under hpux11
3251 if test "$ac_cv_func_getaddrinfo" != "no" ; then
3252   case "$opsys" in
3253     hpux11 )
3254       AC_MSG_WARN([Use of getaddrinfo is disabled for HP-UX 11.XX.])
3255       ac_cv_func_getaddrinfo=no
3256       ;;
3257   esac
3258 fi
3259
3260
3261 ## Database Options
3262 ## ================
3263 echo
3264 echo "Database Options"
3265 echo "================"
3266
3267 dnl Database support
3268 dnl We do not necessarily have to have libdb/lib(g)dbm for DB/(G)DBM support.
3269 dnl On FreeBSD, both DB and DBM are part of libc.
3270 dnl By default, we check for DBM support in libgdbm, then libc, then libdbm.
3271
3272 ## initialise values
3273 have_database_berkdb=no
3274 have_database_gdbm=no
3275 have_database_dbm=no
3276
3277 if test "$with_database_gdbm $with_database_dbm $with_database_berkdb" \
3278    != "no no no"; then
3279         AS_MESSAGE(checking for database support)
3280 fi
3281
3282 dnl Check for ndbm.h, required for either kind of DBM support.
3283 if test "$with_database_gdbm $with_database_dbm" != "no no"; then
3284         SXE_CHECK_NDBM
3285         if test "$sxe_cv_feat_ndbm" = "no"; then
3286                 have_database_gdbm="no"
3287                 have_database_dbm="no"
3288         fi
3289 fi
3290
3291 dnl Check for DBM support in libgdbm or libgdbm_compat.
3292 if test "$with_database_gdbm" != "no"; then
3293         SXE_CHECK_GDBM
3294
3295         if test "$sxe_cv_feat_gdbm" = "yes"; then
3296                 have_database_gdbm="yes"
3297         else
3298                 have_database_gdbm="no"
3299         fi
3300 fi
3301
3302 dnl Check for DBM support in libc and libdbm.
3303 if test "$with_database_dbm" != "no"; then
3304         SXE_CHECK_DBM
3305
3306         if test "$sxe_cv_feat_gdbm" != "yes" -a \
3307                 "$sxe_cv_feat_dbm" = "yes"; then
3308                 have_database_dbm="yes"
3309         else
3310                 have_database_dbm="no"
3311         fi
3312 fi
3313
3314 dnl Check for Berkeley DB.
3315 if test "$with_database_berkdb" != "no"; then
3316         SXE_CHECK_BERKDB
3317
3318         if test "$sxe_cv_feat_berkdb" = "yes"; then
3319                 have_database_berkdb="yes"
3320         else
3321                 have_database_berkdb="no"
3322         fi
3323 fi
3324
3325 if test "$have_database_gdbm $have_database_dbm $have_database_berkdb" \
3326      != "no no no"; then
3327         AC_DEFINE([HAVE_DATABASE], [1], [Description here!])
3328         SXE_ADD_DB_OBJS([database.o])
3329
3330         SXE_CHECK_NDBM_BERKDB_CONFLICT
3331         if test "$sxe_cv_db_ndbm_berkdb_conflict" = "yes"; then
3332                 ## can't do nothing because the way we designed it
3333                 ## is going to conflict at compile time
3334                 have_database_gdbm="no"
3335                 have_database_dbm="no"
3336
3337         elif test "$have_database_gdbm $have_database_dbm" != "no no"; then
3338                 AC_DEFINE([HAVE_DBM], [1], [Description here!])
3339
3340                 ## Also, tell make about the DBM support we detected.
3341                 if test -n "$libdbm"; then
3342                         SXE_PREPEND([$libdbm], [DB_LIBS])
3343                 fi
3344         fi
3345 fi
3346
3347
3348 dnl Autodetect LDAP
3349 if test "$with_ldap" != "no"; then
3350         SXE_CHECK_LDAP
3351 fi
3352 if test "$have_ldap" = "yes"; then
3353         AC_DEFINE([HAVE_LDAP], [1], [Description here!])
3354         SXE_ADD_DB_OBJS(eldap.o)
3355         if test "$have_ldap_des" = "yes" ; then
3356                 SXE_PREPEND(-ldes, DB_LIBS)
3357         fi
3358         if test "$have_ldap_krb" = "yes" ; then
3359                 SXE_PREPEND(-lkrb, DB_LIBS)
3360         fi
3361         if test "$have_ldap_lber" = "yes" ; then
3362                 SXE_PREPEND(-llber, DB_LIBS)
3363         fi
3364         SXE_PREPEND(-lldap, DB_LIBS)
3365
3366         dnl save our values until here
3367         save_LIBS="$LIBS"
3368         LIBS="$DB_LIBS $LIBS"
3369         AC_CHECK_FUNCS(
3370                 [ldap_set_option ldap_get_lderrno ldap_result2error ldap_parse_result])
3371         dnl and restore
3372         LIBS="$save_LIBS"
3373 fi
3374
3375 dnl Autodetect PostgreSQL
3376 if test "x$with_postgresql" != "xno"; then
3377         SXE_CHECK_POSTGRESQL
3378 fi
3379 SXE_SUBST_DB_OBJS
3380
3381
3382 dnl Usage tracking (undocumented and likely unused option)
3383 if test "$usage_tracking" = "yes"; then
3384   AC_DEFINE([USAGE_TRACKING], [1], [Description here!])
3385   SXE_PREPEND(-Bstatic -lut -Bdynamic, LIBS)
3386 fi
3387
3388 dnl Unfortunately, just because we can link doesn't mean we can run.
3389 dnl One of the above link tests may have succeeded but caused resulting
3390 dnl executables to fail to run.  Also any tests using AC_RUN_IFELSE will
3391 dnl have reported incorrect results.
3392 AC_RUN_IFELSE([AC_LANG_SOURCE([[int main(int c,char *v[]){return 0;}]])],[:],[
3393   echo ""
3394   echo "*** PANIC *** The C compiler can no longer build working executables."
3395   echo "*** PANIC *** Please examine the tail of config.log for runtime errors."
3396   echo "*** PANIC *** The most likely reason for this problem is that configure"
3397   echo "*** PANIC *** links with shared libraries, but those libraries cannot be"
3398   echo "*** PANIC *** found at run time."
3399   echo "*** PANIC ***"
3400   echo "*** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig."
3401   echo "*** PANIC *** On other systems, try telling configure where to find the"
3402   echo "*** PANIC *** shared libraries using the --with-site-runtime-libraries option"
3403   echo "*** PANIC ***"
3404   echo "*** PANIC *** Another way to shoot yourself in the foot is to specify"
3405   echo "*** PANIC *** --with-FEATURE when FEATURE is not actually installed"
3406   echo "*** PANIC *** on your system.  Don't do that."
3407   exit 1], [AS_MESSAGE(cannot cross-compile)])
3408
3409 dnl Process support
3410 AC_DEFINE([HAVE_UNIX_PROCESSES], [1], [Description here!])
3411
3412 dnl --------------------------------
3413 dnl Compute SUBST-itutable variables
3414 dnl --------------------------------
3415
3416 dnl We ignore (C|LD)_SWITCH_X_(MACHINE|SYSTEM)
3417 dnl Use SXE_CONSECUTIVE_UNDUP instead of plain assignment statements to remove extraneous blanks
3418 if test "$with_module_support" = "yes"; then
3419         ld_libs_module=
3420 else
3421         SXE_CONSECUTIVE_UNDUP(ld_libs_module, $ldap_libs $postgresql_libs)
3422 fi
3423
3424 SXE_UNDUP(CFLAGS, $CFLAGS)
3425 SXE_UNDUP(c_switch_general, -DHAVE_CONFIG_H $c_switch_site $c_switch_machine $c_switch_system $CFLAGS $CPPFLAGS)
3426 SXE_UNDUP(c_switch_window_system, $c_switch_x_site $X_CFLAGS)
3427 SXE_UNDUP(c_switch_all, $c_switch_general $c_switch_window_system)
3428 SXE_UNDUP(ld_switch_general, $ld_switch_site $ld_switch_machine $ld_switch_system $ld_switch_run)
3429 SXE_UNDUP(ld_switch_window_system, $ld_switch_x_site)
3430 SXE_UNDUP(ld_switch_all, $ld_switch_general $ld_switch_window_system)
3431 dnl Since some systems need libs to be restated later, we can't just dedup, we can only safely dedup
3432 dnl consecutive occurrences
3433 SXE_CONSECUTIVE_UNDUP(ld_libs_general, $LIBS $libs_machine $libs_system $libs_standard)
3434 SXE_CONSECUTIVE_UNDUP(ld_libs_window_system, $X_EXTRA_LIBS $libs_x $X_PRE_LIBS)
3435 SXE_CONSECUTIVE_UNDUP(ld_libs_all, $OPENSSL_LIBS $DB_LIBS $ENT_LIBS $MM_LIBS $ld_libs_window_system $ld_libs_general $ld_libs_module)
3436
3437 dnl For no-module builds, make the src dir last
3438 if test "$with_module_support" = "no"; then
3439         SXE_APPEND(src, MAKE_SUBDIR)    dnl is that still important?
3440 fi
3441
3442 EMACS=$sxe_blddir/src/$PROGNAME
3443 AC_SUBST(EMACS)
3444
3445 dnl Compute lists of Makefiles and subdirs
3446 AC_SUBST(SRC_SUBDIR_DEPS)
3447 internal_makefile_list="Makefile.in"
3448 SUBDIR_MAKEFILES=''
3449 test -d lock || mkdir lock
3450 for dir in $MAKE_SUBDIR; do
3451   case "$dir" in */* ) dnl Implement mkdir -p
3452     ( for d in `echo $dir | sed 's:/: :g'` ; do
3453         test -d "$d" || mkdir "$d"; cd "$d"
3454       done ) ;;
3455    * ) test -d "$dir" || mkdir "$dir" ;;
3456   esac
3457   SXE_SPACE(SUBDIR_MAKEFILES, $SUBDIR_MAKEFILES $dir/Makefile $dir/Makefile)
3458   SXE_SPACE(internal_makefile_list, $internal_makefile_list $dir/Makefile.in)
3459 done
3460
3461 AC_SUBST(INSTALL_ARCH_DEP_SUBDIR)
3462 AC_SUBST(MAKE_SUBDIR)
3463 AC_SUBST(MAKE_AM_SUBDIR)
3464 AC_SUBST(SUBDIR_MAKEFILES)
3465
3466 dnl ----------------------------------------------
3467 dnl Create some auxiliary files for developers.
3468 dnl ----------------------------------------------
3469
3470 dnl Create a useful TAGS file
3471 if test -f "$sxe_srcdir/TAGS" -a ! -f "TAGS"; then
3472   test "$extra_verbose" = "yes" && echo "creating TAGS"
3473   echo "\f
3474 $sxe_srcdir/TAGS,include" > "TAGS"
3475 fi
3476
3477 dnl Create top level .sbinit for Sun compilers
3478 if test "$__SUNPRO_C" = "yes"; then
3479   test "$extra_verbose" = "yes" && echo "creating .sbinit"
3480   ( echo "# For use with Sun WorkShop's Source browser."
3481     echo "# See sbquery(1) and sbinit(4) for more information"
3482     for dir in $MAKE_SUBDIR; do echo "import $dir"; done
3483   ) > .sbinit
3484 fi
3485
3486 ### whether to build with profile.o
3487 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3488 int main(int c, char *v[])
3489 {
3490 #ifdef HAVE_SETITIMER
3491         return 1;
3492 #else
3493         return 0;
3494 #endif
3495 }]])], [./conftest; have_setitimer=$?],
3496         [have_setitimer=$?],[have_setitimer=0])
3497 AM_CONDITIONAL([HAVE_SETITIMER], [test "$have_setitimer" = "1"])
3498
3499 ## whether to build with sheap.o
3500 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3501 int main(int c, char *v[])
3502 {
3503 #if defined(HEAP_IN_DATA) && !defined(PDUMP)
3504         return 1;
3505 #else
3506         return 0;
3507 #endif
3508 }]])], [./conftest; build_sheap=$?],
3509         [build_sheap=$?],[build_sheap=0])
3510 AM_CONDITIONAL([BUILD_SHEAP], [test "$build_sheap" = "1"])
3511
3512
3513 dnl There are no more compile tests; remove the core they created.
3514 rm -f core
3515
3516 dnl --------------------------------------------------
3517 dnl Substitute into Makefile, config.h and sxe-paths.h
3518 dnl --------------------------------------------------
3519
3520 dnl what sort of things to edit into Makefile, config.h and sxe-paths.h
3521 dnl configuration here uncanonicalized to avoid exceeding size limits.
3522
3523 AC_SUBST(PROGNAME)
3524 AC_SUBST(MULE)
3525 AC_SUBST(HAVE_LIBFFI)
3526 AC_SUBST(version)
3527 AC_SUBST(VERSION)
3528 AC_SUBST(old_version)
3529 AC_SUBST(inststaticdir)
3530 AC_SUBST(instvardir)
3531 AC_SUBST(instvarsepdir)
3532 AC_SUBST(sxe_srcdir)
3533 AC_SUBST(emodsrcdir)
3534 AC_SUBST(sxe_blddir)
3535 AC_SUBST(emodblddir)
3536 AC_SUBST(bindir)
3537 AC_SUBST(datarootdir)
3538 AC_SUBST(datadir)
3539 AC_SUBST(statedir)
3540 AC_SUBST(libdir)
3541 AC_SUBST(mandir)
3542 AC_SUBST(extra_includes)
3543
3544 AC_SUBST(prefix)
3545 AC_SUBST(PREFIX_USER_DEFINED)
3546 dnl Yo, Stephen Bourne!  I want to marry you!
3547 PREFIX=$prefix
3548 while true; do
3549   case "$PREFIX" in
3550     *\$* ) eval "PREFIX=\"${PREFIX}\"" ;;
3551     *) break ;;
3552   esac
3553 done
3554 AC_SUBST(PREFIX)
3555
3556 AC_SUBST(exec_prefix)
3557 AC_SUBST(EXEC_PREFIX_USER_DEFINED)
3558 EXEC_PREFIX=$exec_prefix
3559 while true; do
3560   case "$EXEC_PREFIX" in
3561     *\$* ) eval "EXEC_PREFIX=\"${EXEC_PREFIX}\"" ;;
3562     *) break ;;
3563   esac
3564 done
3565 AC_SUBST(EXEC_PREFIX)
3566
3567 AC_SUBST(infodir)
3568 AC_SUBST(INFODIR_USER_DEFINED)
3569 INFODIR=$infodir
3570 while true; do
3571   case "$INFODIR" in
3572     *\$* ) eval "INFODIR=\"${INFODIR}\"" ;;
3573     *) break ;;
3574   esac
3575 done
3576 AC_SUBST(INFODIR)
3577
3578 AC_SUBST(infopath,$with_infopath)
3579 AC_SUBST(INFOPATH_USER_DEFINED)
3580 INFOPATH=$with_infopath
3581 while true; do
3582   case "$INFOPATH" in
3583     *\$* ) eval "INFOPATH=\"${INFOPATH}\"" ;;
3584     *) break ;;
3585   esac
3586 done
3587 AC_SUBST(INFOPATH)
3588
3589 if test -z "$with_module_path"; then
3590     with_module_path="~/.sxemacs/${configuration}/modules:${libdir}/${PROGNAME}/${configuration}/site-modules:${libdir}/${instvardir}/${configuration}/modules"
3591 fi
3592
3593 AC_SUBST(module_path,$with_module_path)
3594 AC_SUBST(MODULE_PATH_USER_DEFINED)
3595 MODULE_PATH=$with_module_path
3596 while true; do
3597   case "$MODULE_PATH" in
3598     *\$* ) eval "MODULE_PATH=\"${MODULE_PATH}\"" ;;
3599     *) break ;;
3600   esac
3601 done
3602 AC_SUBST(MODULE_PATH)
3603
3604 if test -z "$with_package_prefix" ; then
3605   with_package_prefix=${prefix}/share/sxemacs
3606 fi
3607
3608 if test -z "$with_package_path" && test -n "$with_package_prefix" ; then
3609   if test "$with_mule" = "yes" ; then
3610     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages:~/.sxemacs/mule-packages"
3611     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages:${with_package_prefix}/mule-packages"
3612   else
3613     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages"
3614     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages"
3615   fi
3616 fi
3617
3618 AC_SUBST(package_path,$with_package_path)
3619 AC_SUBST(PACKAGE_PATH_USER_DEFINED)
3620 PACKAGE_PATH=$with_package_path
3621 while true; do
3622   case "$PACKAGE_PATH" in
3623     *\$* ) eval "PACKAGE_PATH=\"${PACKAGE_PATH}\"" ;;
3624     *) break ;;
3625   esac
3626 done
3627 AC_SUBST(PACKAGE_PATH)
3628
3629 AC_SUBST(lispdir, $with_lispdir)
3630 AC_SUBST(LISPDIR_USER_DEFINED)
3631 LISPDIR=$with_lispdir
3632 while true; do
3633   case "$LISPDIR" in
3634     *\$* ) eval "LISPDIR=\"${LISPDIR}\"" ;;
3635     *) break ;;
3636   esac
3637 done
3638 AC_SUBST(LISPDIR)
3639
3640 AC_SUBST(moduledir,$with_moduledir)
3641 AC_SUBST(MODULEDIR_USER_DEFINED)
3642 MODULEDIR=$with_moduledir
3643 while true; do
3644   case "$MODULEDIR" in
3645     *\$* ) eval "MODULEDIR=\"${MODULEDIR}\"" ;;
3646     *) break ;;
3647   esac
3648 done
3649 AC_SUBST(MODULEDIR)
3650
3651 AC_SUBST([sitelispdir], [$with_sitelispdir])
3652 AC_SUBST([SITELISPDIR_USER_DEFINED])
3653 SITELISPDIR=$sitelispdir
3654 while true; do
3655   case "$SITELISPDIR" in
3656     *\$* ) eval "SITELISPDIR=\"${SITELISPDIR}\"" ;;
3657     *) break ;;
3658   esac
3659 done
3660 AC_SUBST(SITELISPDIR)
3661
3662 AC_SUBST(sitemoduledir,$with_sitemoduledir)
3663 AC_SUBST(SITEMODULEDIR_USER_DEFINED)
3664 SITEMODULEDIR=$with_sitemoduledir
3665 while true; do
3666   case "$SITEMODULEDIR" in
3667     *\$* ) eval "SITEMODULEDIR=\"${SITEMODULEDIR}\"" ;;
3668     *) break ;;
3669   esac
3670 done
3671 AC_SUBST(SITEMODULEDIR)
3672
3673 AC_SUBST(etcdir,$with_etcdir)
3674 AC_SUBST(ETCDIR_USER_DEFINED)
3675 ETCDIR=$with_etcdir
3676 while true; do
3677   case "$ETCDIR" in
3678     *\$* ) eval "ETCDIR=\"${ETCDIR}\"" ;;
3679     *) break ;;
3680   esac
3681 done
3682 AC_SUBST(ETCDIR)
3683
3684 AC_SUBST(archlibdir,$with_archlibdir)
3685 AC_SUBST(ARCHLIBDIR_USER_DEFINED)
3686 ARCHLIBDIR=$with_archlibdir
3687 while true; do
3688   case "$ARCHLIBDIR" in
3689     *\$* ) eval "ARCHLIBDIR=\"${ARCHLIBDIR}\"" ;;
3690     *) break ;;
3691   esac
3692 done
3693 AC_SUBST(ARCHLIBDIR)
3694
3695 AC_SUBST(docdir,$with_docdir)
3696 AC_SUBST(DOCDIR_USER_DEFINED)
3697 DOCDIR=$with_docdir
3698 while true; do
3699   case "$DOCDIR" in
3700     *\$* ) eval "DOCDIR=\"${DOCDIR}\"" ;;
3701     *) break ;;
3702   esac
3703 done
3704 AC_SUBST(DOCDIR)
3705
3706 AC_SUBST(docdir)
3707 AC_SUBST(bitmapdir)
3708
3709 dnl The following flags combine all the information from:
3710 dnl - command line options (user always gets priority)
3711 dnl - user environment variables
3712 dnl - determined by configure
3713 dnl - the s&m header files (required for ellcc)
3714 AC_SUBST(machfile)
3715 AC_SUBST(opsysfile)
3716 AC_SUBST(c_switch_general)
3717 AC_SUBST(c_switch_window_system)
3718 AC_SUBST(c_switch_all)
3719 AC_SUBST(ld_switch_general)
3720 AC_SUBST(ld_switch_window_system)
3721 AC_SUBST(ld_switch_all)
3722 AC_SUBST(ld_libs_general)
3723 AC_SUBST(ld_libs_window_system)
3724 AC_SUBST(ld_libs_all)
3725 AC_SUBST(CFLAGS)
3726 AC_SUBST(CPPFLAGS)
3727 AC_SUBST(LDFLAGS)
3728 RECURSIVE_MAKE_ARGS="\$(MFLAGS) CC='\$(CC)' CFLAGS='\$(CFLAGS)' LDFLAGS='\$(LDFLAGS)' CPPFLAGS='\$(CPPFLAGS)'"
3729 if test -z "$MAKE"; then
3730         MAKE=make
3731 fi
3732 case `$MAKE --version 2>/dev/null` in
3733    GNU\ Make*)
3734         AM_MAKEFLAGS="-w $AM_MAKEFLAGS"
3735         RECURSIVE_MAKE_ARGS="-w $RECURSIVE_MAKE_ARGS"
3736    ;;
3737    *)
3738         echo ===================================
3739         echo $MAKE does not seem to be GNU Make
3740         echo If you find makefile errors please try using GNU Make as some
3741         echo autoconf constructs may not be proper for your make variant
3742         echo ===================================
3743    ;;
3744 esac
3745 AC_SUBST(RECURSIVE_MAKE_ARGS)
3746 AC_SUBST(AM_MAKEFLAGS)
3747
3748 AC_SUBST(sound_cflags)
3749 AC_SUBST(AR)
3750 AC_SUBST(RANLIB)
3751
3752 AC_SUBST(SXEMACS_CC)
3753 AC_SUBST(SXE_CFLAGS)
3754
3755 SXE_SUBST_CORE_OBJS()
3756
3757 SXE_SUBST_CRUFT_OBJS
3758
3759 dnl The default is yes
3760 if test "$with_prefix" = "yes"; then
3761   AC_DEFINE([PREFIX_USER_DEFINED], [1], [Description here!])
3762 fi
3763
3764 dnl Should this stay even though --with-site-modules is no longer an
3765 dnl option?  It is used in emacs.c for when the -no-site-modules cmd line
3766 dnl opt is used.  That cmd line opt definitely has usefullness.  Sebastian?
3767 dnl --SY.
3768 dnl The default is yes
3769 if test "$with_site_modules" = "no"; then
3770   AC_DEFINE([INHIBIT_SITE_MODULES], [1], [Description here!])
3771 fi
3772
3773 dnl SXE_SPACE(ac_configure_args, $ac_configure_args)
3774 AC_DEFINE_UNQUOTED([EMACS_CONFIGURATION], ["$ac_cv_build"], [Description here!])
3775 AC_DEFINE_UNQUOTED([EMACS_CONFIG_OPTIONS], ["$ac_configure_args"], [Description here!])
3776
3777 AC_SUBST([srcdir_equals_blddir_p])
3778
3779 dnl Following are deprecated
3780 null_string=""
3781 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE], [$null_string], [Description here!])
3782 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE_AUX], [$null_string], [Description here!])
3783 AC_DEFINE_UNQUOTED([C_SWITCH_X_SITE], [$null_string], [Description here!])
3784 AC_DEFINE_UNQUOTED([LD_SWITCH_SITE], [$null_string], [Description here!])
3785 AC_DEFINE_UNQUOTED([C_SWITCH_SITE], [$null_string], [Description here!])
3786
3787 dnl Note: as a general rule, *only* define things here that are not
3788 dnl autodetected.  For things that are autodetected, define them
3789 dnl at the point where the autodetection occurs or would occur,
3790 dnl so that the user gets immediate feedback on the results of the
3791 dnl autodetection.
3792
3793 if test "$GNU_MALLOC" = "yes"; then
3794         AC_DEFINE([GNU_MALLOC], [1], [Description here!])
3795         SXE_ADD_MEMALLOC_OBJS(vm-limit.o)
3796         if test "$doug_lea_malloc" != "yes"; then
3797                 SXE_ADD_MEMALLOC_OBJS(gmalloc.o)
3798         fi
3799         if test "$with_error_checking_malloc" = "yes"; then
3800                 dnl SXE_ADD_MEMALLOC_OBJS(free-hook.o)
3801                 :
3802         fi
3803 elif test "$with_system_malloc" = "yes" -o "$system_malloc" = "yes"; then
3804         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3805         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3806 elif test "$with_debug_malloc"  = "yes"; then
3807         AC_DEFINE([USE_DEBUG_MALLOC], [1], [Description here!])
3808         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3809         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3810         SXE_APPEND(-ldmalloc, MEMALLOC_LIBS)
3811 else
3812         SXE_ADD_MEMALLOC_OBJS([malloc.o])
3813 fi
3814 test "$GCC" = "yes" && \
3815         AC_DEFINE([USE_GCC], [1], [Description here!])
3816 test "$with_external_widget" = "yes" && \
3817         AC_DEFINE([EXTERNAL_WIDGET], [1], [Description here!])
3818 test "$with_quick_build" = "yes" && \
3819         AC_DEFINE([QUICK_BUILD], [1], [Description here!])
3820 if test "$with_purify" = "yes"; then
3821         AC_DEFINE([PURIFY], [1], [Description here!])
3822         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3823 fi
3824 if test "$with_quantify" = "yes"; then
3825         AC_DEFINE([QUANTIFY], [1], [Description here!])
3826         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3827 fi
3828 test "$with_pop" = "yes" && \
3829         AC_DEFINE([MAIL_USE_POP], [1], [Description here!])
3830 test "$with_hesiod" = "yes" && \
3831         AC_DEFINE([HESIOD], [1], [Description here!])
3832 test "$with_regex_malloc" = "yes" && \
3833         AC_DEFINE([REGEX_MALLOC], [1], [Description here!])
3834 test "$with_ipv6_cname" = "yes" && \
3835         AC_DEFINE([IPV6_CANONICALIZE], [1], [Description here!])
3836 if test "$with_pdump" = "yes"; then
3837         AC_DEFINE([PDUMP], [1], [Description here!])    dnl deprecated!
3838         AC_DEFINE([WITH_PDUMP], [1], [Description here!])
3839 fi
3840
3841 AM_CONDITIONAL([WITH_EXTW], [test "$with_external_widget" = "yes"])
3842 AM_CONDITIONAL([WITH_PDUMP], [test "$with_pdump" = "yes"])
3843 AC_SUBST([MEMALLOC_LIBS])
3844 SXE_SUBST_MEMALLOC_OBJS
3845
3846
3847 AC_DEFINE_UNQUOTED([USER_FULL_NAME], [pw->pw_gecos], [dnl
3848         USER_FULL_NAME returns a string that is the user's full name.
3849         It can assume that the variable `pw' points to the password file
3850         entry for this user.
3851
3852         At some sites, the pw_gecos field contains the user's full name.
3853         If neither this nor any other field contains the right thing, use
3854         pw_name, giving the user's login name, since that is better than
3855         nothing.])
3856
3857 AC_DEFINE([SIGTYPE], [RETSIGTYPE], [SIGTYPE is the macro we actually use])
3858 AC_DEFINE([SIGRETURN], [return], [SIGTYPE is the macro we actually use])
3859
3860 ## finally, redefine VERSION; this has to be done after all tests on C sources
3861 ## were run because otherwise the symbol VERSION would be defined twice and
3862 ## the C compiler would warn, sigh, and due to this stupid -Werror flag we ...
3863 ## tadadada ... will fail to run _any_ C test successfully
3864 AC_DEFINE_UNQUOTED([VERSION], ["$version"], [Version of SXEmacs.])
3865
3866 AH_TOP([
3867 #ifndef INCLUDED_sxe_config_h_
3868 #define INCLUDED_sxe_config_h_
3869
3870 #ifndef NOT_C_CODE
3871 #if defined (__GNUC__)
3872 #define alloca __builtin_alloca
3873 #elif defined __DECC
3874 #include <alloca.h>
3875 #pragma intrinsic(alloca)
3876 #elif defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3877 /* defer #include to end of file */
3878 #elif defined HAVE_ALLOCA_H
3879 #include <alloca.h>
3880 #elif defined(_AIX)
3881 #pragma alloca
3882 #elif ! defined (alloca)
3883 void *alloca();
3884 #endif
3885 #endif  /* C code */
3886 ])
3887
3888 AH_BOTTOM([
3889 /* The configuration script may define `opsysfile' to be the name of
3890    the s/...h file that describes your operating system.
3891    The file name is chosen based on the configuration name. */
3892
3893 #ifdef config_opsysfile
3894 #include config_opsysfile
3895 #endif
3896
3897 /* The configuration script may define `machfile' to be the name of
3898    the m/...h file that describes the machine you are using.
3899    The file name is chosen based on the configuration name. */
3900
3901 #ifdef config_machfile
3902 #include config_machfile
3903 #endif
3904
3905 /* basic system calls */
3906 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3907 # define ENCAPSULATE_READ
3908 # define ENCAPSULATE_WRITE
3909 #endif
3910 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3911 # define ENCAPSULATE_OPEN
3912 #endif
3913 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3914 # define ENCAPSULATE_CLOSE
3915 #endif
3916 /* stdio calls */
3917 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3918 # define ENCAPSULATE_FREAD
3919 # define ENCAPSULATE_FWRITE
3920 #endif
3921 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3922 # define ENCAPSULATE_FOPEN
3923 #endif
3924 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3925 # define ENCAPSULATE_FCLOSE
3926 #endif
3927
3928 #if defined (HAVE_SOCKS) && !defined (DO_NOT_SOCKSIFY)
3929 #define accept Raccept
3930 #define bind Rbind
3931 #define connect Rconnect
3932 #define getsockname Rgetsockname
3933 #define listen Rlisten
3934 #endif                          /* HAVE_SOCKS && !DO_NOT_SOCKSIFY */
3935
3936 #ifndef NOT_C_CODE              /* Actually means C or C++ */
3937 # if defined (__cplusplus)
3938 /* Avoid C++ keywords used as ordinary C identifiers */
3939 #  define class c_class
3940 #  define new   c_new
3941 #  define this  c_this
3942 #  define catch c_catch
3943 #  define EXTERN_C extern "C"
3944 # else                          /* C code */
3945 #  define EXTERN_C extern
3946 # endif
3947 #endif                          /* C or C++ */
3948 /* Strictly speaking, only int or unsigned int are valid types in a
3949    bitfield.  In practice, we would like to use enums as bitfields.
3950    The following should just result in warning avoidance:
3951    warning: nonportable bit-field type */
3952 #ifdef __GNUC__
3953 #define enum_field(enumeration_type) enum enumeration_type
3954 #else
3955 #define enum_field(enumeration_type) unsigned int
3956 #endif
3957
3958 #ifndef NOT_C_CODE
3959 #if defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3960 /* icc's alloca.h pulls in <features.h>,
3961    but that must be done after _GNU_SOURCE and friends are defined */
3962 #include <alloca.h>
3963 #endif
3964 #endif                          /* C code */
3965
3966 #endif  /* INCLUDED_sxe_config_h_ */
3967 ])
3968
3969
3970 dnl -------------------------------------------------------------------------
3971 dnl -------------------------------
3972 dnl Report on what we decided to do
3973 dnl -------------------------------
3974
3975 dnl #### We should tag this as the _build_ environment.
3976 dnl Before doing that, though, must check if tools care about line 1.
3977
3978 (
3979 dnl /etc/osversion is on SONY NEWS-OS
3980 if test -f /etc/osversion; then dnl SONY NEWS-OS
3981   echo "osversion: `cat /etc/osversion`"
3982 else
3983   echo "uname -a: `uname -a`"
3984 fi
3985 echo ""
3986 echo "$0 $ac_configure_args"
3987 ) > Installation
3988
3989 if test ! -z ${emacs_beta_version} ; then
3990   if test -z "${emacs_is_beta}" ; then
3991         sxemacs_betaname=".${emacs_beta_version}"
3992   else
3993         sxemacs_betaname="-b${emacs_beta_version}"
3994   fi
3995 else
3996   sxemacs_betaname=""
3997 fi
3998
3999 dnl -----------------
4000 dnl Talking LFSL now!
4001 dnl -----------------
4002
4003 dnl -----------------------------------
4004 dnl Now generate config.h and Makefiles
4005 dnl -----------------------------------
4006
4007 dnl This has to be called in order for this variable to get into config.status
4008 AC_SUBST([internal_makefile_list])
4009 # Remove any trailing slashes in these variables.
4010 if test -n "$prefix"; then
4011         prefix=`echo '' "$prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4012 fi
4013 if test -n "$exec_prefix"; then
4014         exec_prefix=`echo '' "$exec_prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4015 fi
4016
4017 make_ifeq="ifeq"
4018 make_endif="endif"
4019 make_else="else"
4020 AC_SUBST([make_ifeq])
4021 AC_SUBST([make_endif])
4022 AC_SUBST([make_else])
4023
4024 dnl Coupla things needed for subst'ing into the sxemacs.desktop file
4025 ABS_PROGNAME=${prefix}/bin/${PROGNAME}
4026 ABS_ETCDIR=${ETCDIR}
4027 SXE_CANONICALISE_PATH([ABS_PROGNAME])
4028 SXE_CANONICALISE_PATH([ABS_ETCDIR])
4029 AC_SUBST([ABS_PROGNAME])
4030 AC_SUBST([ABS_ETCDIR])
4031
4032 AC_CONFIG_FILES([src/sxe-paths.h])
4033 AC_CONFIG_FILES([Makefile])
4034 AC_CONFIG_FILES([lib-src/Makefile])
4035 AC_CONFIG_FILES([src/Makefile])
4036 AC_CONFIG_FILES([src/ui/Makefile])
4037 AC_CONFIG_FILES([src/ui/TTY/Makefile])
4038 AC_CONFIG_FILES([src/ui/lwlib/Makefile])
4039 AC_CONFIG_FILES([src/ui/X11/Makefile])
4040 AC_CONFIG_FILES([src/events/Makefile])
4041 AC_CONFIG_FILES([src/ent/Makefile])
4042 AC_CONFIG_FILES([src/media/Makefile])
4043 AC_CONFIG_FILES([src/mem/Makefile])
4044 AC_CONFIG_FILES([src/database/Makefile])
4045 AC_CONFIG_FILES([src/mule/Makefile])
4046 AC_CONFIG_FILES([src/.gdbinit:src/gdbinit])
4047 AC_CONFIG_FILES([src/.dbxrc:src/dbxrc])
4048 AC_CONFIG_FILES([lisp/Makefile])
4049 AC_CONFIG_FILES([info/Makefile])
4050 AC_CONFIG_FILES([tests/Makefile])
4051 AC_CONFIG_FILES([modules/Makefile])
4052 AC_CONFIG_FILES([etc/Makefile])
4053 AC_CONFIG_FILES([etc/sxemacs.desktop])
4054 AC_CONFIG_FILES([sxemacs.pc])
4055 AC_CONFIG_LINKS([.sxemacs.source.tree:])
4056
4057 AC_OUTPUT
4058 SXE_SUMMARY