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([arts], [aRts], [discontinued realtime synthesizer])
 607         OG_MULTIARG_ITEM([esd], [ESD], [Enlightenment Sound Daemon])
 608         OG_MULTIARG_ITEM([jack], [Jack], [a low-latency audio server])
 609         OG_MULTIARG_ITEM([nas], [NAS], [Network Audio System])
 610         OG_MULTIARG_ITEM([oss], [OSS], [Open Sound System])
 611 ])
 612
 613 OG_ARG_WITH([pulseaudio],
 614         AS_HELP_STRING([--with-pulseaudio],
 615                 [Compile with support for the PulseAudio audio server.
 616                 This has been turned off by default because of too many
 617                 bugs in recent versions of PA.  Use at your own risk,
 618                 YMMV, and all that.]),
 619         [no], [NO])
 620
 621 OG_MULTIARG_WITH([media], [dnl
 622         AS_HELP_STRING([--with-media=TYPE],
 623                 [Compile with media stream support.])],
 624         [auto], [Autodetect all media stream support libraries], [dnl
 625         OG_MULTIARG_ITEM([ffmpeg], [FFmpeg], [media streams handled by ffmpeg])
 626         OG_MULTIARG_ITEM([internal], [internal], [media streams handled internally])
 627         OG_MULTIARG_ITEM([mad], [Mad], [media streams handled by mad])
 628         OG_MULTIARG_ITEM([sndfile], [sndfile], [media streams handled by sndfile])
 629         OG_MULTIARG_ITEM([sox], [SoX], [media streams handled by sox])
 630         OG_MULTIARG_ITEM([magic], [magic], [file/libmagic support])
 631 ])
 632
 633
 634 dnl Cryptography Options
 635 dnl ====================
 636 OG_OPTION_GROUP(Cryptography options)
 637
 638 OG_ARG_WITH([openssl],
 639         AS_HELP_STRING([--with-openssl],
 640                 [Compile in experimental support for
 641                 OpenSSL libcrypto and libssl.]),
 642         [yes], [YES])
 643
 644 OG_ARG_WITH([gnutls],
 645         AS_HELP_STRING([--with-gnutls],
 646                 [Compile in experimental support for
 647                 GnuTLS transport security.]),
 648         [no], [NO])
 649
 650
 651 dnl Networking Options
 652 dnl ==================
 653 OG_OPTION_GROUP(Networking options)
 654
 655 OG_ARG_WITH([dnet],
 656         AS_HELP_STRING([--with-dnet],
 657                 [Compile with support for DECnet.]),
 658         [no], [NO])
 659
 660 OG_ARG_WITH([socks],
 661         AS_HELP_STRING([--with-socks],
 662                 [Compile with support for SOCKS (an Internet proxy).]),
 663         [auto], [Autodetect])
 664
 665 OG_ARG_WITH([ipv6-cname],
 666         AS_HELP_STRING([--with-ipv6-cname],
 667                 [Try IPv6 information first when canonicalizing host names.
 668                 This option has no effect unless system supports
 669                 getaddrinfo(3) and getnameinfo(3).]),
 670         [no], [NO])
 671
 672 OG_ARG_WITH([pop],
 673         AS_HELP_STRING([--with-pop],
 674                 [Support POP for mail retrieval.]),
 675         [no], [NO])
 676
 677 OG_ARG_WITH([kerberos],
 678         AS_HELP_STRING([--with-kerberos],
 679                 [Support Kerberos-authenticated POP.]),
 680         [no], [NO])
 681
 682 OG_ARG_WITH([hesiod],
 683         AS_HELP_STRING([--with-hesiod],
 684                 [Support Hesiod to get the POP server host.]),
 685         [no], [NO])
 686
 687
 688 dnl File-related Options
 689 dnl ====================
 690 OG_OPTION_GROUP(File-related options)
 691
 692 OG_ARG_WITH([clash-detection],
 693         AS_HELP_STRING([--with-clash-detection],
 694                 [Use lock files to detect multiple edits
 695                 of the same file.]),
 696         [no], [NO])
 697
 698 OG_ARG_WITH([mail-locking],
 699         AS_HELP_STRING([--with-mail-locking=TYPE],
 700                 [Specify the locking to be used by movemail to prevent
 701                 concurrent updates of mail spool files. Valid types
 702                 are `lockf'  `flock'  `file'  `locking'  `pop' or `mmdf'.]),
 703         [auto], [Autodetect], [lockf flock file locking mmdf pop no])
 704
 705
 706 dnl Internationalisation Options
 707 dnl ============================
 708 OG_OPTION_GROUP(Internationalisation options)
 709
 710 OG_ARG_WITH([mule],
 711         AS_HELP_STRING([--with-mule],
 712                 [Compile with Mule (MUlti-Lingual Emacs) support
 713                 needed to support non-Latin-1 (including Asian)
 714                 languages.]),
 715         [yes], [YES])
 716
 717 OG_ARG_WITH([canna],
 718         AS_HELP_STRING([--with-canna],
 719                 [Compile with support for Canna (a Japanese input method
 720                 used in conjunction with Mule support).]),
 721         [auto], [Autodetect when Mule is enabled])
 722
 723 OG_ARG_WITH([wnn],
 724         AS_HELP_STRING([--with-wnn],
 725                 [Compile with support for Wnn (a multi-language input
 726                 method used in conjunction with Mule support).]),
 727         [auto], [Autodetect when Mule is enabled])
 728
 729 OG_ARG_WITH([wnn6],
 730         AS_HELP_STRING([--with-wnn6],
 731                 [Compile with support for the commercial package Wnn6.]),
 732         [auto], [Autodetect when Mule is enabled])
 733
 734
 735
 736 dnl dnl Other Options
 737 dnl dnl =============
 738 dnl OG_OPTION_GROUP(Other options)
 739 dnl
 740
 741 ## -------------------------------------------------------------------------
 742 ## Check for users who regularly forget about running autoconf
 743 ## -------------------------------------------------------------------------
 744 if test -f $0.ac -a $0.ac -nt $0; then
 745         AC_MSG_ERROR([What are you doing? RUN autoreconf NOW!!!])
 746 fi
 747
 748 #
 749 # Turn off core generation. We are already verifying the program fails, no need
 750 # poluting the workspace. Of course if you are a SXEmacs developer you may want
 751 # to comemnt this on occasion :-)
 752 ulimit -c 0
 753
 754 ## initialise our nestable msg funs
 755 SXE_INIT_MSG_LEVEL
 756
 757 dnl Small snippet to make echo -n work on solaris
 758 ECHO_N= ECHO_C=
 759 case `echo -n x` in
 760 -n*)
 761         case `echo 'x\c'` in
 762         *c*)
 763                 ;;
 764         *)
 765                 ECHO_C='\c'
 766                 ;;
 767         esac
 768         ;;
 769 *)
 770         ECHO_N='-n'
 771         ;;
 772 esac
 773
 774
 775 echo
 776 echo "Preparing the build chain"
 777 echo "========================="
 778
 779 ## We should brag about ourselves, no?
 780 AC_DEFINE([XEMACS], [1], [Pretend to be an XEmacs])
 781 AC_DEFINE([SXEMACS], [1], [Why not? It's the truth!])
 782
 783 dnl -------------------------------------------------------------------------
 784 dnl Command line argument processing.
 785 dnl -------------------------------------------------------------------------
 786 dnl Check for bogus options
 787 dnl -------------------------------------------------------------------------
 788 SXE_CHECK_COMMAND_LINE
 789
 790 AM_INIT_AUTOMAKE([foreign -Wall])
 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 "$opsys" != "darwin"; then
1775
1776         if test "$with_modules_ase" = "yes"; then
1777                 have_modules_ase=yes
1778         fi
1779         if test "$with_static_modules_ase" = "yes"; then
1780                 have_static_modules_ase=yes
1781         fi
1782 fi
1783 SXE_EMOD_STATMOD([ase])
1784 if test "$opsys" != "darwin"; then
1785         have_ase_cart="yes"
1786         have_ase_dig="yes"
1787         have_ase_intv="yes"
1788         have_ase_metric="yes"
1789         have_ase_nbhood="yes"
1790         have_ase_perm="yes"
1791         have_ase_resclass="yes"
1792 fi
1793 if test "$have_bison" = "yes"; then
1794         if test "$with_modules_cl" = "yes" ; then
1795                 have_modules_cl="yes"
1796         fi
1797         if test "$with_static_modules_cl" = "yes"; then
1798                 have_static_modules_cl="yes"
1799         fi
1800 else
1801         if test "$with_modules_cl" = "yes" -o "$with_static_modules_cl" = "yes"; then
1802                 AC_MSG_WARN([Sorry no bison means no cl module for you.])
1803         fi
1804 fi
1805 SXE_EMOD_STATMOD([cl])
1806
1807 AM_CONDITIONAL([AUTARKIC], [test "0" = "1"])
1808 MODARCHDIR=
1809 MAKE_DOCFILE="$sxe_blddir/lib-src/make-docfile"
1810 ELLMAKEDOC=$MAKE_DOCFILE
1811 ELLCC=$MOD_CC
1812 AC_SUBST(ELLCC)
1813 AC_SUBST(ELLMAKEDOC)
1814 AC_SUBST(with_modules, $with_modules)
1815 AC_SUBST(MOD_CC)
1816 AC_SUBST(MODARCHDIR)
1817 AC_SUBST(MAKE_DOCFILE)
1818 AC_SUBST(MODCFLAGS)
1819 AC_SUBST(INSTALLPATH)
1820 AC_SUBST(MOD_INSTALL_PROGRAM)
1821 AC_SUBST(OBJECT_TO_BUILD)
1822 SXE_SUBST_STATMOD_A
1823
1824 ## FFI support
1825 SXE_CHECK_FFI
1826 SXE_CHECK_SUFFICIENCY([ffi], [FFI support], [
1827         ## additional actions
1828         AC_DEFINE([HAVE_LIBFFI], [1], [Description here!])
1829         HAVE_LIBFFI=yes
1830         FFI_LIBS="-lffi"
1831         SXE_ADD_CRUFT_OBJS([effi.o])
1832 ])
1833
1834 ## ENT support
1835 SXE_CHECK_ENT
1836
1837 ## check for pseudo gaussian numbers
1838 AC_MSG_CHECKING([for pseug (gaussian numbers)])
1839 if test "$sxe_cv_feat_gmp" = "yes"; then
1840         ## the good case
1841         AC_DEFINE([HAVE_PSEUG], [1], [Whether we COULD do gaussian numbers!])
1842         sxe_cv_feat_pseug="yes"
1843 else
1844         sxe_cv_feat_pseug="no"
1845 fi
1846 AC_MSG_RESULT([$sxe_cv_feat_pseug])
1847
1848 ## check for pseudo complex numbers
1849 AC_MSG_CHECKING([for pseuc (pseudo complex numbers)])
1850 if test "$sxe_cv_feat_mpfr" = "yes"; then
1851         ## the good case
1852         AC_DEFINE([HAVE_PSEUC], [1], [Whether we COULD do complex numbers!])
1853         sxe_cv_feat_pseuc="yes"
1854 else
1855         sxe_cv_feat_pseuc="no"
1856 fi
1857 AC_MSG_RESULT([$sxe_cv_feat_pseuc])
1858
1859 ## check for pseudo quaternions
1860 AC_MSG_CHECKING([for quatern (quaternion numbers)])
1861 if test "$sxe_cv_feat_gmp" = "yes"; then
1862         ## the good case
1863         AC_DEFINE([HAVE_QUATERN], [1], [Whether we COULD do quaternions!])
1864         sxe_cv_feat_quatern="yes"
1865 else
1866         sxe_cv_feat_quatern="no"
1867 fi
1868 AC_MSG_RESULT([$sxe_cv_feat_quatern])
1869
1870
1871 ## go through what the PH^Wuser has specified
1872 ## it's a wee bit more complex, so let's go for it
1873 ## we use a dijkstra-if
1874 ent_dijkstra="$with_ent_gmp $sxe_cv_feat_gmp"
1875 if test "$ent_dijkstra" = "yes yes"; then
1876         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1877         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1878         SXE_ADD_ENT_OBJS([ent-gmp.o])
1879         have_ent_gmp="yes"
1880 elif test "$ent_dijkstra" = "yes no"; then
1881         ## pity, we wanted GMP but we dont have it
1882         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1883         have_ent_gmp="no"
1884 elif test "$ent_dijkstra" = "no yes"; then
1885         ## we didn't want GMP but we have it
1886         ## do nothing in that case
1887         have_ent_gmp="no"
1888 elif test "$ent_dijkstra" = "no no"; then
1889         ## great, we didnt opt for GMP and we're lucky, it's not there either
1890         have_ent_gmp="no"
1891 fi
1892
1893 ## evaluate mpfr results
1894 ent_dijkstra="$with_ent_mpfr $sxe_cv_feat_mpfr"
1895 if test "$ent_dijkstra" = "yes yes"; then
1896         ## the good case
1897         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1898         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1899         SXE_ADD_ENT_OBJS([ent-mpfr.o])
1900         have_ent_mpfr="yes"
1901 elif test "$ent_dijkstra" = "yes no"; then
1902         ## we want but can't have
1903         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1904         have_ent_mpfr="no"
1905 elif test "$ent_dijkstra" = "no yes"; then
1906         have_ent_mpfr="no"
1907 elif test "$ent_dijkstra" = "no no"; then
1908         have_ent_mpfr="no"
1909 fi
1910
1911
1912 ## whether to enable gaussian numbers
1913 ent_dijkstra="$with_ent_pseug $sxe_cv_feat_pseug"
1914 if test "$ent_dijkstra" = "yes yes"; then
1915         ## perfick
1916         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1917         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1918         SXE_ADD_ENT_OBJS([ent-gaussian.o])
1919         have_ent_pseug="yes"
1920 elif test "$ent_dijkstra" = "yes no"; then
1921         ## grrrr
1922         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1923         have_ent_pseug="no"
1924 elif test "$ent_dijkstra" = "no yes"; then
1925         have_ent_pseug="no"
1926 elif test "$ent_dijkstra" = "no no"; then
1927         have_ent_pseug="no"
1928 fi
1929
1930 ## whether to enable emulated complex numbers
1931 ent_dijkstra="$with_ent_pseuc $sxe_cv_feat_pseuc $with_ent_mpc $sxe_cv_feat_mpc"
1932 if test "$ent_dijkstra" = "yes yes yes yes"; then
1933         ## skip pseuc usage
1934         have_ent_pseuc="veto"
1935         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1936         AS_MESSAGE([ENT: Built-in support for complex numbers available, dnl
1937 but omitted in favour of MPC.])
1938         omit_ent_pseuc_in_favour_of="mpc"
1939         ## set up to use plain mpc
1940         AC_DEFINE([WITH_MPC], [1], [Description here!])
1941         SXE_PREPEND([$MPC_LIBS], [ENT_LIBS])
1942         SXE_ADD_ENT_OBJS([ent-mpc.o])
1943         have_ent_mpc="yes"
1944 elif test "$ent_dijkstra" = "yes yes yes no"; then
1945         ## user planned to use mpc, hasnt got it though
1946         ## now he's cursed with pseudo complex numbers :)
1947         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1948         have_ent_pseuc="yes"
1949         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1950         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1951         ## we want mpc but can't have, set up that
1952         AC_DEFINE([WITH_MPC], [1], [Description here!])
1953         have_ent_mpc="no"
1954 elif test "$ent_dijkstra" = "yes yes no yes"; then
1955         ## user coulda used mpc but disabled it for whatever reasons ... Wait!
1956         ## Horst, is that you?!
1957         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1958         AS_MESSAGE([ENT: dnl
1959 MPC support for complex numbers IS possible, however YOU think you want dnl
1960 the built-in emulated stuff?  Seriously?  Good, so be it!])
1961         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1962         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1963         have_ent_pseuc="yes"
1964         omit_ent_mpc_in_favour_of="pseuc"
1965         ## however brag that we have mpc
1966         have_ent_mpc="yes"
1967 elif test "$ent_dijkstra" = "yes yes no no"; then
1968         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1969         have_ent_pseuc="yes"
1970         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1971         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1972         have_ent_mpc="no"
1973 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "yes no"; then
1974         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1975         have_ent_pseuc="no"
1976 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no yes"; then
1977         have_ent_pseuc="no"
1978 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no no"; then
1979         have_ent_pseuc="no"
1980 fi
1981
1982 ## whether to enable gaussian numbers
1983 ent_dijkstra="$with_ent_quatern $sxe_cv_feat_quatern"
1984 if test "$ent_dijkstra" = "yes yes"; then
1985         ## perfick
1986         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
1987         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1988         SXE_ADD_ENT_OBJS([ent-quatern.o])
1989         have_ent_quatern="yes"
1990 elif test "$ent_dijkstra" = "yes no"; then
1991         ## grrrr
1992         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
1993         have_ent_quatern="no"
1994 elif test "$ent_dijkstra" = "no yes"; then
1995         have_ent_quatern="no"
1996 elif test "$ent_dijkstra" = "no no"; then
1997         have_ent_quatern="no"
1998 fi
1999
2000 ## elliptic curve support
2001 ent_dijkstra="$with_ent_ecm $sxe_cv_feat_ecm"
2002 if test "$ent_dijkstra" = "yes yes"; then
2003         ## perfick case
2004         AC_DEFINE([WITH_ECM], [1], [Description here!])
2005         SXE_PREPEND([$ECM_LIBS], [ENT_LIBS])
2006         SXE_ADD_ENT_OBJS([ent-ecm.o])
2007         have_ent_ecm="yes"
2008 elif test "$ent_dijkstra" = "no yes"; then
2009         have_ent_ecm="no"
2010 elif test "$ent_dijkstra" = "yes no"; then
2011         AC_DEFINE([WITH_ECM], [1], [Description here!])
2012         have_ent_ecm="no"
2013 elif test "$ent_dijkstra" = "no no"; then
2014         have_ent_ecm="no"
2015 fi
2016
2017
2018 ## Floating operation support is now unconditional
2019 SXE_CHECK_MATHS_VALUES
2020 if test "$ac_cv_sizeof_long_double" != 0; then
2021         ##AC_DEFINE_UNQUOTED([fpfloat], [long double], [Description here!])
2022         ##AC_DEFINE([fpfloat_long_double_p], [1], [Description here!])
2023         fpfloat="long double"
2024         fpfloat_long_double_p=1
2025         have_fpfloat=yes
2026 elif test "$ac_cv_sizeof_double" != 0; then
2027         ##AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2028         ##AC_DEFINE([fpfloat_double_p], [1], [Description here!])
2029         fpfloat="double"
2030         fpfloat_double_p=1
2031         have_fpfloat=yes
2032 else
2033         AS_MESSAGE([Uh oh, no float type is bad news.])
2034         have_fpfloat=no
2035 fi
2036
2037 AC_MSG_CHECKING([if need to add -lm])
2038 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2039 #include <math.h>
2040 ]],[[
2041 return sin(0.0);
2042 ]])], [AC_MSG_RESULT([no])], [
2043         AC_MSG_RESULT([maybe])
2044         save_LIBS=$LIBS
2045         SXE_APPEND([-lm], [LIBS])
2046         AC_MSG_CHECKING([if can add -lm])
2047         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2048 #include <math.h>
2049 ]],[[
2050 return sin(0.0);
2051 ]])], [AC_MSG_RESULT([yes])], [
2052         AC_MSG_RESULT([no])
2053         AC_MSG_WARN([No way to use math functions found. Reverting option append.])
2054         LIBS=$save_LIBS])])
2055
2056
2057
2058 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2059 #include <math.h>
2060 ]],[[
2061 return atanh(1.0) + asinh(1.0) + acosh(1.0);
2062 ]])], [AC_DEFINE([HAVE_INVERSE_HYPERBOLIC], [1], [Description here!])])
2063
2064 if test "$have_fpfloat" = "yes"; then
2065         AC_DEFINE([HAVE_FPFLOAT], [1], [Description here!])
2066
2067         SXE_CHECK_CLEAN_FLOATOPS(
2068                 [have_clean_floatops="yes"], [have_clean_floatops="no"])
2069
2070         ## it would seem odd to define the destiny of our float arithmetic here
2071         if test "$have_clean_floatops" = "yes"; then
2072                 AC_DEFINE_UNQUOTED([fpfloat], [$fpfloat], [Description here!])
2073                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2074                         [${fpfloat_long_double_p:-0}], [Description here!])
2075                 AC_DEFINE_UNQUOTED([fpfloat_double_p],
2076                         [${fpfloat_double_p:-0}], [Description here!])
2077         else
2078                 AS_MESSAGE([downgrading to `double' floats])
2079                 AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2080                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2081                         [0], [Description here!])
2082                 AC_DEFINE([fpfloat_double_p],
2083                         [1], [Description here!])
2084         fi
2085 fi
2086
2087 ## trivial checks, you cannot (yet) turn off internal arithmetic entirely
2088 ## so we always `have' it
2089 dnl with_ent_int=yes
2090 have_ent_int=yes
2091 dnl with_ent_indef=yes
2092 have_ent_indef=yes
2093 dnl with_ent_fpfloat=yes
2094 have_ent_fpfloat=yes
2095 dnl we attempt to always use ent.o
2096 AC_DEFINE([WITH_NUMBER_TYPES], [1], [Description here!])
2097 SXE_SUBST_ENT_OBJS
2098
2099 dnl experimental code support
2100 if test "$with_compre" != "no"; then
2101         AC_MSG_CHECKING([if compre prerequisites are met])
2102         AC_MSG_RESULT([yes])
2103         AC_DEFINE([EF_USE_COMPRE], [1],
2104                 [Whether to provide compiled regular expression!])
2105         have_compre=yes
2106 fi
2107 if test "$with_experimental_features_pom" = "yes"; then
2108         AC_MSG_CHECKING([if pom prerequisites are met])
2109         if test "$have_threads" = "yes"; then
2110                 AC_MSG_RESULT([yes])
2111                 AC_DEFINE([EF_USE_POM], [1],
2112                         [Whether to protect all lisp objects with mutexes!])
2113                 have_experimental_features_pom=yes
2114         else
2115                 AC_MSG_RESULT([no])
2116         fi
2117 fi
2118 if test "$with_experimental_features_asyneq" = "yes"; then
2119         AC_MSG_CHECKING([if asyneq prerequisites are met])
2120         if test "$have_threads" = "yes"; then
2121                 AC_MSG_RESULT([yes])
2122                 AC_DEFINE([EF_USE_ASYNEQ], [1],
2123                         [Whether to setup asynchronous event queues!])
2124                 have_experimental_features_asyneq=yes
2125                 SXE_ADD_EVENTS_OBJS([event-queue.o workers.o worker-asyneq.o])
2126         else
2127                 AC_MSG_RESULT([no])
2128         fi
2129 fi
2130 SXE_SUBST_EVENTS_OBJS
2131
2132 SXE_CHECK_EVENTS
2133 SXE_CHECK_SUFFICIENCY([events], [event system])
2134
2135 ## check asm helpers
2136 SXE_CHECK_ASM_HELPERS
2137
2138 ## compression titbits
2139 SXE_CHECK_ZLIB
2140 SXE_CHECK_BZLIB
2141 SXE_CHECK_LZMA
2142
2143
2144 ## Cryptography Options
2145 ## ====================
2146 echo
2147 echo "Cryptography Options"
2148 echo "===================="
2149
2150 ## in case someone else (ldap, pgsql, etc.) needs it
2151 SXE_CHECK_OPENSSL
2152 SXE_CHECK_SUFFICIENCY([openssl], [OpenSSL support])
2153
2154 dnl OpenSSL
2155 if test "$with_openssl" != "no" -a "$have_openssl" = "yes"; then
2156         SXE_ADD_CRUFT_OBJS([openssl.o])
2157 elif test "$with_openssl" != "no"; then
2158         AC_MSG_WARN([Required OpenSSL support cannot be provided.])
2159         AC_MSG_WARN([Check --with-site-prefixes.])
2160 fi
2161 if test "$have_openssl" = "no" -o "$with_openssl" = "no"; then
2162         OPENSSL_CPPFLAGS=""
2163         OPENSSL_LDFLAGS=""
2164         OPENSSL_LIBS=""
2165 fi
2166 AC_SUBST([OPENSSL_CPPFLAGS])
2167 AC_SUBST([OPENSSL_LDFLAGS])
2168 AC_SUBST([OPENSSL_LIBS])
2169
2170 SXE_CHECK_KERBEROS
2171 SXE_CHECK_KERBEROS5
2172 if test "$with_kerberos" = "yes"; then
2173         AC_DEFINE([WITH_KERBEROS], [1], [Whether kerberos support was requested])
2174         if test "$sxe_cv_feat_kerberos" = "yes"; then
2175                 SXE_PREPEND([$KERBEROS_LIBS], [ld_libs_general])
2176         fi
2177 fi
2178
2179
2180 ## Networking Options
2181 ## ==================
2182 echo
2183 echo "Networking Options"
2184 echo "=================="
2185
2186 SXE_CHECK_SOCKETS
2187 SXE_CHECK_SUFFICIENCY([unix], [unix domain sockets])
2188 SXE_CHECK_SUFFICIENCY([sysvipc], [SysV IPC message])
2189 SXE_CHECK_SUFFICIENCY([sockets], [tcp/udp sockets])
2190 SXE_CHECK_SUFFICIENCY([tcpudp], [tcp/udp sockets])
2191 SXE_CHECK_SUFFICIENCY([multicast], [multicast])
2192
2193 dnl Decnet
2194 if test "$with_dnet" = "yes"; then
2195   AC_CHECK_LIB(dnet, main,
2196     [AC_DEFINE([HAVE_LIBDNET], [1], [Description here!])],
2197     [SXE_DIE("DECnet requested but can't find libdnet")])
2198 fi
2199
2200 dnl Socks support
2201 if test "$with_socks" = "yes"; then
2202   AC_CHECK_LIB(socks, SOCKSinit)
2203   test -n "$ac_cv_lib_socks_SOCKSinit" && AC_DEFINE([HAVE_SOCKS], [1], [Description here!])
2204 fi
2205
2206
2207 ## Window System Features
2208 ## ======================
2209 echo
2210 echo "Window System Features"
2211 echo "======================"
2212
2213 dnl ----------------------
2214 dnl Choose a window system
2215 dnl ----------------------
2216
2217 AS_MESSAGE([checking for specified window system])
2218
2219 if test "$with_x" != "no"; then
2220         if test "$with_x11" != "no"; then
2221                 dnl User-specified --x-includes or --x-libraries implies --with-x11.
2222                 test "$x_includes $x_libraries" != "NONE NONE" && \
2223                         window_system=x11
2224                         with_x11=yes
2225         fi
2226
2227         dnl Autodetection of X11 libraries and includes
2228         dnl -------------------------------------------
2229         dnl AC_PATH_XTRA thinks it can find our X headers and includes, but
2230         dnl it often gets it wrong, so we only use it as a last resort.
2231
2232         dnl $OPENWINHOME implies --x-includes and --x-libraries
2233         dnl Not (yet) handled by autoconf2
2234         if test "$x_includes $x_libraries" = "NONE NONE" \
2235                 -a -n "$OPENWINHOME" \
2236                 -a "$OPENWINHOME" != "/usr/openwin" \
2237                 -a -d "$OPENWINHOME"; then
2238                 test -d "$OPENWINHOME/lib"           && \
2239                         x_libraries="$OPENWINHOME/lib"
2240                 test -d "$OPENWINHOME/include"       && \
2241                         x_includes="$OPENWINHOME/include"
2242                 test -d "$OPENWINHOME/share/include" && \
2243                         x_includes="$OPENWINHOME/share/include"
2244         fi
2245
2246         if test -z "$x_includes" -o \
2247            "$x_includes" = "NONE" -o \
2248            ! -d "$x_includes"; then
2249                 dnl AC_PATH_XTRA often guesses /usr/include, when some other
2250                 dnl include directory is a MUCH better guess (Linux, HP-UX 10.20).
2251                 dnl This is a workaround for idiot (esp. HP) system vendors, who
2252                 dnl provide a /usr/include/X11, but DON'T FULLY POPULATE IT.
2253                 for dir in "/usr/X11" "/usr/X11R7" "/usr/X11R6" \
2254                         "/usr/local" "/usr"; do
2255                         if test -d "$dir/include/X11"; then
2256                                 x_includes="$dir/include"
2257                                 break
2258                         fi
2259                 done
2260         fi
2261
2262         if test -z "$x_libraries" -o \
2263            "$x_libraries" = "NONE" -o \
2264            ! -d "$x_libraries"; then
2265                 for dir in \
2266                         "/usr/X11/lib" \
2267                         "/usr/X11R7/lib" "/usr/lib/X11R7" \
2268                         "/usr/X11R6/lib" "/usr/lib/X11R6" \
2269                         "/usr/local/lib" "/usr/local/lib/X11" \
2270                         "/usr/lib" "/usr/lib/X11"; do
2271                         if test -r "$dir/libX11.a"; then
2272                                 x_libraries="$dir"
2273                                 break
2274                         fi
2275                 done
2276         fi
2277
2278         AC_PATH_XTRA
2279         if test "$with_x11" != "no"; then
2280                 if test "$no_x" = "yes"; then
2281                         with_x11=no
2282                         window_system=none
2283                         HAVE_X_WINDOWS=no
2284                 else
2285                         with_x11=yes
2286                         window_system=x11
2287                         HAVE_X_WINDOWS=yes
2288                 fi
2289         fi
2290 fi
2291
2292 dnl #### wmperry:: !x11 != NONE
2293 dnl case "$with_x11" in
2294 dnl  yes ) window_system=x11  HAVE_X_WINDOWS=yes ;;
2295 dnl  no  ) window_system=none HAVE_X_WINDOWS=no  ;;
2296 dnl esac
2297
2298 AM_CONDITIONAL([DESCEND_LWLIB], [test "$with_x11" = "yes"])
2299 if test "$with_x11" = "yes"; then
2300         AC_DEFINE([HAVE_X_WINDOWS], [1], [Description here!])
2301         AC_DEFINE([NeedFunctionPrototypes], [1], [Description here!])
2302         AC_DEFINE([FUNCPROTO], [15], [Whatever this is.])
2303         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2304         SXE_APPEND([lwlib], [MAKE_SUBDIR])
2305         SXE_APPEND([lwlib], [SRC_SUBDIR_DEPS])
2306
2307         SXE_ADD_SXEUIX11_OBJS([console-x.o device-x.o event-Xt.o frame-x.o])
2308         SXE_ADD_SXEUIX11_OBJS([glyphs-x.o objects-x.o redisplay-x.o select-x.o])
2309         SXE_ADD_SXEUIX11_OBJS([xgccache.o])
2310
2311         SXE_DUMP_LIBS
2312         ## some debian systems are trying to fool us ... now fool them back!
2313         if test -d "$x_includes"; then
2314                 CPPFLAGS="$CPPFLAGS -I$x_includes"
2315         fi
2316         if test -d "$x_libraries"; then
2317                 LDFLAGS="$LDFLAGS -L$x_libraries"
2318         fi
2319
2320         dnl Look for Motif, but only if not found in $x_includes and $x_libraries
2321         AC_CHECK_HEADERS([Xm/Xm.h])
2322         if test "$ac_cv_header_Xm_Xm_h" = "yes"; then
2323                 AC_CHECK_LIB([Xm], [XmStringFree], [got_motif=yes])
2324         fi
2325
2326         if test "$got_motif" != "yes"; then
2327                 dnl Try to find Motif dirs
2328                 dnl These take precedence over other X libs/includes, so PRE-pend
2329                 for lib_dir in \
2330                         "/usr/dt/lib" "/usr/lib/Motif2.1" \
2331                         "/usr/lib/Motif1.2" "/usr/lib/Motif1.1"; do
2332                         inc_dir=`echo $lib_dir | sed -e 's/lib/include/'`
2333                         if test -d "$lib_dir" -a -d "$inc_dir"; then
2334                                 case "$x_libraries" in
2335                                 *"$lib_dir"* )
2336                                         ;;
2337                                 *)
2338                                         x_libraries="$lib_dir $x_libraries"
2339                                         SXE_PREPEND(["-L${lib_dir}"], [X_LIBS])
2340                                         ;;
2341                                 esac
2342                                 case "$x_includes" in
2343                                 "$inc_dir"* )
2344                                         ;;
2345                                 *)
2346                                         x_includes="$inc_dir $x_includes"
2347                                         SXE_PREPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2348                                         ;;
2349                                 esac
2350                                 break; dnl only need ONE Motif implementation!
2351                         fi
2352                 done
2353         fi
2354
2355         dnl Contrib X libs/includes do NOT take precedence, so AP-pend
2356         for rel in "X11R7" "X11R6" "X11R5" "X11R4"; do
2357                 lib_dir="/usr/contrib/$rel/lib" inc_dir="/usr/contrib/$rel/include"
2358                 if test -d "$lib_dir" -a -d "$inc_dir"; then
2359                         case "$x_libraries" in
2360                         *"$lib_dir"* )
2361                                 ;;
2362                         *)
2363                                 x_libraries="$x_libraries $lib_dir"
2364                                 SXE_APPEND(["-L${lib_dir}"], [X_LIBS])
2365                                 ;;
2366                         esac
2367                         case "$x_includes" in
2368                         "$inc_dir"* )
2369                                 ;;
2370                         *)
2371                                 x_includes="$x_includes $inc_dir"
2372                                 SXE_APPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2373                                 ;;
2374                         esac
2375                         break; dnl Only need ONE X11 implementation !
2376                 fi
2377         done
2378
2379         dnl Avoid version mismatch for shared library libXm.so on osf4
2380         case "$opsys" in
2381         decosf*)
2382                 if test "$GCC" = yes -a -d "/usr/shlib"; then
2383                         SXE_APPEND([-L/usr/shlib], [X_LIBS]);
2384                 fi
2385                 ;;
2386         esac
2387
2388         LDFLAGS="$LDFLAGS $X_LIBS"
2389
2390         if test "$extra_verbose" = "yes"; then
2391                 echo
2392                 echo "X11 compilation variables:"
2393                 SXE_PRINT_VAR(x_libraries x_includes
2394                         X_CFLAGS X_LIBS X_PRE_LIBS X_EXTRA_LIBS)
2395                 echo
2396         fi
2397
2398         dnl Set up bitmaps search path.
2399         dnl The original suggestion was to unconditionally to append X11/bitmaps
2400         dnl to each element of $x_includes, I'm pretty sure this is the wrong
2401         dnl thing to do.  We test for bitmaps and X11/bitmaps directories on each
2402         dnl element and add them to BITMAPDIR if they exist.
2403         bitmapdirs=
2404         if test "$x_includes" != NONE; then
2405                 for i in $x_includes; do
2406                         if test -d "$i/bitmaps"; then
2407                                 bitmapdirs="$i/bitmaps:$bitmapdirs"
2408                         fi
2409                         if test -d "$i/X11/bitmaps"; then
2410                                 bitmapdirs="$i/X11/bitmaps:$bitmapdirs"
2411                         fi
2412                 done
2413                 bitmapdirs=`echo "$bitmapdirs" | sed s/.$//`
2414         fi
2415         if test ! -z "$bitmapdirs"; then
2416                 AC_DEFINE_UNQUOTED([BITMAPDIR], ["$bitmapdirs"], [Description here!])
2417         fi
2418
2419 dnl   dnl Autodetect defines extracted from X config by xmkmf, e.g. NARROWPROTO
2420 dnl   AS_MESSAGE(checking for X defines extracted by xmkmf)
2421 dnl   rm -fr conftestdir
2422 dnl   if mkdir conftestdir; then
2423 dnl     cd conftestdir
2424 dnl     cat > Imakefile <<'EOF'
2425 dnl xetest:
2426 dnl     @echo ${PROTO_DEFINES} ${STD_DEFINES}
2427 dnl EOF
2428 dnl     if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
2429 dnl       # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2430 dnl       xmkmf_defines=`${MAKE-make} xetest 2>/dev/null | grep -v make`
2431 dnl     fi
2432 dnl     cd ..
2433 dnl     rm -fr conftestdir
2434 dnl     for word in $xmkmf_defines; do
2435 dnl       case "$word" in
2436 dnl       -D__STDC__*) ;;
2437 dnl       -D* )
2438 dnl     sym=`echo '' $word | sed -e 's:^ *-D::' -e 's:=.*::'`
2439 dnl     case "$word" in
2440 dnl       -D*=* ) val=`echo '' $word | sed -e 's:^.*=::'` ;;
2441 dnl       *     ) val=1 ;;
2442 dnl     esac
2443 dnl dnl Avoid re-AC_DEFINE-ing xmkmf symbols we've already defined above.
2444 dnl     if grep "^#define $sym " confdefs.h >/dev/null; then :; else
2445 dnl       if test "$val" = "1"
2446 dnl         then AC_DEFINE_UNQUOTED([$sym], [], [Description here!])
2447 dnl         else AC_DEFINE_UNQUOTED([$sym], [$val], [Description here!])
2448 dnl       fi
2449 dnl     fi  ;;
2450 dnl       esac
2451 dnl     done
2452 dnl   fi
2453
2454         dnl make sure we can find Intrinsic.h
2455         AC_CHECK_HEADER([X11/Intrinsic.h], [],
2456                 [AC_MSG_ERROR([Unable to find X11 header files. Try using --x-includes=<path> if you know the path, or --with-x=no to disable X11 support.])])
2457
2458         dnl Check some more headers
2459         AC_CHECK_HEADERS([X11/Intrinsic.h X11/StringDefs.h X11/Shell.h X11/ShellP.h],
2460                 [],[],
2461                 [[#if HAVE_X11_INTRINSIC_H
2462                   # include <X11/Intrinsic.h>
2463                   # include <X11/IntrinsicP.h>
2464                   # include <X11/CoreP.h>
2465                   #endif]])
2466
2467         dnl -lXt and -lX11 are required
2468         dnl Some broken systems require the magic "-b i486-linuxaout" flag
2469
2470         dnl Other broken systems will not pass these tests unless the pre and
2471         dnl extra libs are passed on...
2472         LIBS="$LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
2473         AC_CHECK_LIB(X11, XOpenDisplay, have_lib_x11=yes)
2474         if test "$have_lib_x11" != "yes"; then
2475                 AC_CHECK_LIB([X11], [XGetFontProperty],
2476                         [],
2477                         [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.])])
2478         fi
2479         SXE_PREPEND([-lX11], [libs_x])
2480         LIBS="$LIBS -lX11"
2481         if test "$extra_verbose" = "yes"; then
2482                 echo "    Setting libs_x to \"-lX11\""
2483         fi
2484         dnl Autodetect -lXext
2485         AC_CHECK_LIB([Xext], [XShapeSelectInput], [SXE_PREPEND([-lXext], [libs_x])])
2486
2487         dnl Require -lXt
2488         AC_CHECK_LIB([Xt], [XtOpenDisplay], [SXE_PREPEND([-lXt], [libs_x])], [
2489                 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.])])
2490
2491         AC_MSG_CHECKING([the version of X11 being used])
2492         AC_RUN_IFELSE([AC_LANG_SOURCE([[
2493 #include <X11/Intrinsic.h>
2494 int main(int c, char *v[]) { return c>1 ? XlibSpecificationRelease : 0; }]])],
2495                 [./conftest foobar; x11_release=$?],[x11_release=4],[x11_release=4])
2496         AC_MSG_RESULT(R${x11_release})
2497         AC_DEFINE_UNQUOTED([X11_RELEASE], [${x11_release}], [Description here!])
2498
2499         AC_CHECK_FUNCS([XConvertCase])
2500         AC_CHECK_LIB([Xt], [XtRegisterDrawable])
2501         if test "$ac_cv_lib_Xt_XtRegisterDrawable" = "yes"; then
2502                 AC_DEFINE([HAVE_XTREGISTERDRAWABLE], [1], [Description])
2503         fi
2504
2505         AC_CHECK_HEADERS(X11/Xlocale.h)
2506
2507         dnl XFree86 has a non-standard prototype for this X11R6 function
2508         AC_CHECK_FUNCS(XRegisterIMInstantiateCallback)
2509         AC_MSG_CHECKING(for standard XRegisterIMInstantiateCallback prototype)
2510         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2511 #ifndef NeedFunctionPrototypes
2512 #define NeedFunctionPrototypes 1
2513 #endif
2514 #include <X11/Xlib.h>
2515 extern Bool XRegisterIMInstantiateCallback(
2516         Display*, struct _XrmHashBucketRec*, char*, char*, XIMProc, XPointer*);
2517 ]])],
2518         [AC_MSG_RESULT(yes)],
2519         [AC_MSG_RESULT(no)
2520                 AC_DEFINE([XREGISTERIMINSTANTIATECALLBACK_NONSTANDARD_PROTOTYPE],
2521                         [], [Description here!])])
2522
2523         dnl autodetect -lXmu
2524         AC_CHECK_LIB([Xmu], [XmuReadBitmapDataFromFile],
2525                 [with_xmu=yes], [with_xmu=no])
2526         if test "$with_xmu" = "no"; then
2527                 SXE_ADD_SXEUIX11_OBJS([xmu.o])
2528         else
2529                 SXE_PREPEND([-lXmu], [libs_x])
2530                 AC_DEFINE([HAVE_XMU], [1], [Description here!])
2531         fi
2532
2533         dnl Autodetect -lXbsd
2534         dnl #### Someone, please add a better function than main
2535         AC_CHECK_LIB([Xbsd], [main], SXE_PREPEND([-lXbsd], [libs_x]))
2536
2537         dnl restore old values
2538         SXE_RESTORE_LIBS
2539 fi dnl $with_x11 = yes
2540
2541 AC_SUBST([install_pp])
2542
2543 dnl test "$with_dragndrop" != "no" && with_dragndrop="$with_dragndrop_default"
2544 dnl test -z "$window_system" && window_system="none"
2545 with_dragndrop="no"
2546
2547 dnl Test for features that require a window system - ANY window system
2548 if test "$window_system" = "none"; then
2549   for feature in menubars scrollbars toolbars dialogs dragndrop xface
2550   do
2551     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2552        AC_MSG_WARN([--with-$feature ignored:  Not valid without window system support])
2553     fi
2554     eval "with_${feature}=no"
2555   done
2556 else
2557   test -z "with_toolbars" && with_toolbars=yes
2558 fi
2559
2560 dnl Test for features that require X11 support
2561 if test "$with_x11" != "yes"; then
2562   dnl It ought to be reasonable to have no output device at all, and only use
2563   dnl SXEmacs in --batch mode.
2564   dnl if test "$with_tty" = "no" ; then
2565   dnl   AC_MSG_ERROR([No window system support and no TTY support - Unable to proceed.])
2566   dnl fi
2567   for feature in offix wmcommand xim xmu nas_sound
2568   do
2569     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2570        AC_MSG_WARN([--with-$feature ignored:  Not valid without X support])
2571     fi
2572     eval "with_${feature}=no"
2573   done
2574 fi
2575
2576 dnl Balloon Help requires the Shape extension, not available everywhere,
2577 dnl for example not on AIX 4.3.
2578 if test "$with_x11" = "yes"; then
2579   AC_CHECK_HEADER(X11/extensions/shape.h, [
2580    AC_DEFINE([HAVE_BALLOON_HELP], [1], [Description here!])
2581    SXE_ADD_SXEUIX11_OBJS(balloon_help.o balloon-x.o)
2582    ])
2583 fi
2584
2585 dnl FSF 19.29 has some bitmapdir stuff here.
2586 bitmapdir=
2587
2588 case "$window_system" in
2589   x11  ) HAVE_X_WINDOWS=yes; echo "  Using X11." ;;
2590   none ) HAVE_X_WINDOWS=no ; echo "  Using no window system." ;;
2591 esac
2592
2593 if test -n "$window_system" -a "$window_system" != "none"; then
2594         AC_DEFINE_UNQUOTED([HAVE_WINDOW_SYSTEM], [1], [Description here!])
2595 fi
2596
2597 case "$x_libraries" in *X11R4* )
2598   test "$opsys" = "hpux9"     && opsysfile="s/hpux9-x11r4.h"
2599   test "$opsys" = "hpux9-shr" && opsysfile="s/hpux9shxr4.h"
2600 esac
2601
2602 dnl Enable or disable proper handling of WM_COMMAND
2603 AS_MESSAGE(checking for WM_COMMAND option);
2604 dnl if test "$with_wmcommand" = "yes"; then
2605 if test "$with_wmcommand" != "no"; then
2606   AC_DEFINE([HAVE_WMCOMMAND], [1], [Description here!])
2607 fi
2608
2609 dnl Autodetect Xauth
2610 dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
2611 test "$with_xauth" != "no" && test "$window_system" = "none" && with_xauth=no
2612 SXE_DUMP_LIBS
2613 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
2614 LDFLAGS="$LDFLAGS $X_LIBS"
2615 AC_CHECK_HEADER([X11/Xauth.h], [:], [with_xauth=no])
2616 AC_CHECK_LIB([Xau], [XauGetAuthByAddr], [:], [with_xauth=no])
2617 if test "$with_xauth" = "yes"; then
2618   AC_DEFINE([HAVE_XAUTH], [1], [Description here!])
2619   SXE_CONSECUTIVE_UNDUP([libs_xauth], [$X_EXTRA_LIBS -lXau $libs_x $X_PRE_LIBS])
2620 fi
2621 SXE_RESTORE_LIBS
2622 AC_SUBST(libs_xauth)
2623
2624 dnl ----------------------
2625 dnl X-Specific Graphics libraries
2626 dnl ----------------------
2627
2628 ## Oki, now that we really need a more exhaustive way to autodetect
2629 ## athena and other widgets we construct a chain.  The elements of
2630 ## that chain are simple atomic tests (provided by AC_DEFUNs).
2631 ## The chain is defined to be:
2632 ##
2633 ## neXtaw -> Xaw3d -> XawXpm -> Xaw95  ->  Xaw  ->  Motif  ->  Nirvana
2634 ## ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^      ^^^      ^^^^^
2635 ##         3d sets                       non-3d   non-athena
2636 ##
2637 ## Now if the user passes a --with-athena=foo option, we jump
2638 ## directly to the according test-suite and in case this fails we jump
2639 ## off the cliff.
2640 ##
2641 ## Attention:
2642 ## We shall perform every test-suite twice, once the correct way, and
2643 ## once with #include'ing the Xfuncproto header.
2644 ## Thanks to the many, many distributions which treat their users
2645 ## like braindead zombies!
2646 ## Especially, I would like to thank Fedora/RedHat for bringing
2647 ## this up. Go on guys, you rock!
2648
2649 ## and now the test chain
2650 if test "$with_x11" = "yes" -a "$with_x" != "no"; then
2651         SXE_CHECK_XTOOLKITS
2652         SXE_CHECK_XT_DEPENDENCIES
2653 else
2654         with_menubars=no
2655         with_scrollbars=no
2656         with_dialogs=no
2657         with_toolbars=no
2658         with_widgets=no
2659 fi
2660
2661 dnl Always compile OffiX unless --without-offix is given, no
2662 dnl X11 support is compiled in, no standard Xmu is available,
2663 dnl or dragndrop support is disabled
2664 dnl Because OffiX support currently loses when more than one display
2665 dnl is in use, we now disable it by default -slb 07/10/1998.
2666 test "$window_system" != "x11" && with_offix=no
2667 if test "$with_xmu" != yes -a "$with_x11" = yes; then
2668   if test "$with_offix" = "yes" ; then
2669     AC_MSG_WARN([--with-offix forced to `no'; no real Xmu support])
2670   fi
2671   with_offix=no
2672 fi
2673 if test "$with_dragndrop" = "no" ; then
2674   if test "$with_offix" = "yes" ; then
2675     AC_MSG_WARN([--with-offix forced to `no'; no generic Drag'n'Drop support])
2676   fi
2677   with_offix=no
2678 fi
2679 if test "$with_offix" = "yes"; then
2680   AC_DEFINE([HAVE_OFFIX_DND], [1], [Description here!])
2681   SXE_APPEND(offix.o, dnd_objs)
2682   SXE_APPEND(OffiX, dragndrop_proto)
2683 fi
2684
2685
2686 ## TTY Options
2687 ## ===========
2688 echo
2689 echo "TTY Options"
2690 echo "==========="
2691
2692
2693 dnl ---------------------
2694 dnl TTY-dependent options
2695 dnl ---------------------
2696
2697 dnl checks for header files
2698 AC_CHECK_HEADERS([libintl.h nlist.h sgtty.h termio.h termios.h])
2699
2700 if test "$with_tty" != "no"  ; then
2701         AS_MESSAGE(checking for TTY-related features)
2702         AC_DEFINE([HAVE_TTY], [1], [Description here!])
2703         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2704         SXE_ADD_SXEUITTY_OBJS([console-tty.o device-tty.o event-tty.o frame-tty.o objects-tty.o redisplay-tty.o cm.o])
2705
2706   dnl Autodetect ncurses.
2707   AC_CHECK_LIB(ncurses, tgetent, , with_ncurses=no)
2708   AC_CHECK_LIB(ncurses, tgetstr, , with_ncurses=no)
2709   AC_CHECK_LIB(ncurses, tparm, , with_ncurses=no)
2710   if test "$with_ncurses" != "no"; then
2711     AC_DEFINE([HAVE_NCURSES], [1], [Description here!])
2712     with_ncurses=yes
2713     AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2714     if test -z "$curses_h_file"; then
2715             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2716     fi
2717     if test -n "$curses_h_file"; then
2718             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2719             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2720     else
2721             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2722             AC_CHECK_HEADER(termcap.h, termcap_h_file=termcap.h)
2723             AC_CHECK_HEADER(term.h,    term_h_file=term.h)
2724     fi
2725     SXE_ADD_SXEUITTY_OBJS(terminfo.o)
2726     SXE_PREPEND(-lncurses, LIBS)
2727
2728     if test -z "$curses_h_file" ; then
2729       dnl Try again, and check for the bogus ncurses/ include bug.
2730       dnl (i.e. ncurses/curses.h bogusly includes <unctrl.h> instead of
2731       dnl <ncurses/unctrl.h>)
2732       save_c_switch_site="$c_switch_site"
2733       c_switch_site="$c_switch_site -I/usr/include/ncurses"
2734       AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2735       if test -z "$curses_h_file"; then
2736             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2737       fi
2738       if test -n "$curses_h_file"; then
2739             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2740             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2741       else
2742             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2743             AC_CHECK_HEADER(termcap.h, curses_h_file=termcap.h)
2744             AC_CHECK_HEADER(term.h,    curses_h_file=term.h)
2745       fi
2746       if test -n "$curses_h_file"
2747         then AC_MSG_WARN([Your system has the bogus ncurses include bug.])
2748         else c_switch_site="$save_c_switch_site"
2749       fi
2750     fi
2751   fi
2752   if test "$with_ncurses" = "no" -o -z "$curses_h_file" ; then
2753
2754     # Check alternate library includes
2755     for lib in curses term terminfo termcap; do
2756         AC_CHECK_HEADER(${lib}.h, [
2757                 eval ${lib}_h_file=${lib}.h
2758                 AC_CHECK_LIB($lib, tgetent, eval have_${lib}=yes, eval have_${lib}=no)
2759                 AC_CHECK_LIB($lib, tgetstr, , eval have_${lib}=no)])
2760     done
2761
2762     for lib in curses terminfo termlib termcap; do
2763           have_lib_eval=`eval echo \\$have_$lib`
2764           if test "$have_lib_eval" = "yes"; then
2765                 AC_CHECK_LIB($lib, tparm,
2766                           SXE_ADD_SXEUITTY_OBJS(terminfo.o),
2767                           SXE_ADD_SXEUITTY_OBJS(tparam.o))
2768                 SXE_PREPEND(-l${lib}, LIBS)
2769                 break
2770           fi
2771     done
2772   fi
2773   if test -n "$curses_h_file"; then
2774         AC_DEFINE_UNQUOTED([HAVE_CURSES_H], [1], [There is a curses.h header file available])
2775   fi
2776   if test -n "$termcap_h_file"; then
2777         AC_DEFINE_UNQUOTED([HAVE_TERMCAP_H], [1], [There is a termcap.h header available])
2778   fi
2779   if test -n "$term_h_file"; then
2780         AC_DEFINE_UNQUOTED([HAVE_TERM_H], [1], [There is a term.h header available])
2781   fi
2782   AC_DEFINE_UNQUOTED([CURSES_H_FILE], ["${curses_h_file-curses.h}"], [The curses.h header file])
2783   AC_DEFINE_UNQUOTED([TERMCAP_H_FILE], ["${termcap_h_file-termcap.h}"], [The termcap.h header file])
2784   AC_DEFINE_UNQUOTED([TERM_H_FILE], ["${term_h_file-term.h}"], [The term.h header file])
2785
2786   dnl General Purpose Mouse (libgpm) support
2787   if test "$with_gpm" != "no"; then
2788     AC_CHECK_HEADER(gpm.h, [
2789       AC_CHECK_LIB(gpm, Gpm_Open, have_gpm=yes)])
2790     if test "$have_gpm" = "yes"; then
2791       with_gpm=yes
2792       AC_DEFINE([HAVE_GPM], [1], [General Purpose Mouse (libgpm) is available])
2793       SXE_ADD_SXEUITTY_OBJS(gpmevent.o)
2794       SXE_PREPEND(-lgpm, LIBS)
2795     else
2796       with_gpm=no
2797     fi
2798   fi
2799
2800 else dnl "$with_tty" = "no"
2801   for feature in ncurses gpm; do
2802     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2803       AC_MSG_WARN([--with-${feature} ignored:  Not valid without TTY support])
2804     fi
2805     eval "with_${feature}=no"
2806   done
2807 fi dnl with_tty
2808
2809 SXE_CHECK_UI_SUFFICIENCY
2810
2811 ## Uncertain options
2812 ## =================
2813 echo
2814 echo "Uncertain options"
2815 echo "================="
2816
2817 ## for native xml support one day
2818 SXE_LANG_CHECK_XML
2819 SXE_CHECK_SUFFICIENCY([libxml2], [xml language])
2820 ## for BoehmGC support one day
2821 SXE_CHECK_BDWGC
2822 SXE_CHECK_SUFFICIENCY([bdwgc], [Boehm-Demers-Weiser GC])
2823
2824 if test "$with_experimental_features_bdwgc" = "yes"; then
2825         AC_MSG_CHECKING([if bdwgc prerequisites are met])
2826         AC_MSG_RESULT([${have_bdwgc}])
2827         have_experimental_features_bdwgc=${have_bdwgc}
2828         if test "${have_bdwgc}" = "yes"; then
2829                 AC_DEFINE([EF_USE_BDWGC], [1],
2830                         [Whether to actually use the BDWGC!])
2831         fi
2832 fi
2833
2834
2835 dnl This one is for the static initializeds variables in
2836 dnl offix.c, so that the thing is dumped after lastfile.o
2837 AC_SUBST(dnd_objs)
2838
2839 dnl Autodetect dll support
2840
2841 LIBSTDCPP=
2842 AC_SUBST(LIBSTDCPP)
2843
2844
2845 ## Multimedia Options
2846 ## ==================
2847 echo
2848 echo "Multimedia Options"
2849 echo "=================="
2850
2851 dnl ----------------------
2852 dnl Graphics libraries
2853 dnl ----------------------
2854
2855 if test "$with_image_xpm" = "yes"; then
2856         SXE_MM_CHECK_XPM([have_image_xpm=yes], [have_image_xpm=no])
2857
2858         AC_MSG_CHECKING([for sufficient xpm support])
2859         if test "$have_image_xpm" = "yes"; then
2860                 AC_MSG_RESULT([yes])
2861                 AC_DEFINE([HAVE_XPM], [1], [Description here!])
2862                 SXE_PREPEND([-lXpm], [MM_LIBS])
2863         else
2864                 AC_MSG_RESULT([no])
2865                 have_image_xpm=no
2866         fi
2867 fi
2868 AM_CONDITIONAL([WITH_BDWGC],
2869         [test "$with_experimental_features_bdwgc" = "yes" -a \
2870               "$have_bdwgc" = "yes"])
2871
2872 if test "$with_image_xface" = "yes"; then
2873         SXE_MM_CHECK_XFACE([have_image_xface=yes], [have_image_xface=no])
2874
2875         AC_MSG_CHECKING([for sufficient xface support])
2876         if test "$have_image_xface" = "yes"; then
2877                 AC_MSG_RESULT([yes])
2878                 AC_DEFINE([HAVE_XFACE], [1], [dnl
2879                         Both compface.h and libcompface have been found.])
2880                 SXE_PREPEND([-lcompface], [MM_LIBS])
2881         else
2882                 AC_MSG_RESULT([no])
2883                 have_image_xface=no
2884         fi
2885 fi
2886
2887 if test "$with_image_gif" = "yes"; then
2888         SXE_MM_CHECK_GIF([have_image_gif=yes], [have_image_gif=no])
2889
2890         AC_MSG_CHECKING([for sufficient gif support])
2891         if test "$have_image_gif" = "yes"; then
2892                 AC_MSG_RESULT([yes])
2893                 AC_DEFINE([HAVE_GIF], [1], [Enable internal GIF decoding])
2894                 SXE_ADD_MM_OBJS(dgif_lib.o gif_io.o)
2895         else
2896                 AC_MSG_RESULT([no])
2897         fi
2898 fi
2899
2900 SXE_MM_SEARCH_INFLATE
2901
2902 if test "$with_image_jpeg" = "yes"; then
2903         SXE_MM_CHECK_JPEG([have_image_jpeg=yes], [have_image_jpeg=no])
2904
2905         AC_MSG_CHECKING([for sufficient jpeg support])
2906         if test "$have_image_jpeg" = "yes"; then
2907                 AC_MSG_RESULT([yes])
2908                 AC_DEFINE([HAVE_JPEG], [1], [
2909                         Both jpeglib.h and libjpeg have been found.])
2910                 SXE_PREPEND([-ljpeg], [MM_LIBS])
2911         else
2912                 AC_MSG_RESULT([no])
2913         fi
2914 fi
2915
2916 if test "$with_image_png" = "yes"; then
2917         AC_DEFINE([WITH_PNG], [1], [Define to 1 if png support is desired.])
2918         SXE_MM_CHECK_PNG([have_image_png="yes"], [have_image_png="no"])
2919
2920         SXE_MSG_CHECKING([for sufficient PNG support])
2921         SXE_MSG_RESULT([${sxe_cv_feat_png}])
2922         if test "$sxe_cv_feat_png" = "yes"; then
2923                 SXE_PREPEND_UNDUP([$PNG_CPPFLAGS], [MM_CPPFLAGS])
2924                 SXE_PREPEND_UNDUP([$PNG_LDFLAGS], [MM_LDFLAGS])
2925                 SXE_PREPEND([$PNG_LIBS], [MM_LIBS])
2926         fi
2927 fi
2928
2929 if test "$with_image_tiff" = "yes"; then
2930         SXE_MM_CHECK_TIFF([have_image_tiff=yes], [have_image_tiff=no])
2931
2932         AC_MSG_CHECKING([for sufficient TIFF support])
2933         if test "$have_image_tiff" = "yes"; then
2934                 AC_MSG_RESULT([yes])
2935                 AC_DEFINE([HAVE_TIFF], [1], [
2936                         Both tiffio.h and libtiff have been found.])
2937                 SXE_PREPEND([-ltiff], [MM_LIBS])
2938         else
2939                 AC_MSG_RESULT([no])
2940         fi
2941 fi
2942
2943 dnl Check for audio output and media stream libraries.
2944
2945 dnl internal media stream analysis support
2946 if test "$with_media_internal" != "no"; then
2947         need_media_internal=yes
2948         have_media_internal=yes
2949 fi
2950
2951 ## Since almost any of the below tests uses pkgconfig we make a
2952 ## once-for-all-times check now
2953 SXE_SEARCH_CONFIG_PROG([pkg-config])
2954
2955 dnl libsndfile support
2956 if test "$with_media_sndfile" != "no"; then
2957         SXE_MM_CHECK_SNDFILE([have_media_sndfile=yes], [have_media_sndfile=no])
2958
2959         AC_MSG_CHECKING([for sufficient sndfile support])
2960         if test "$have_media_sndfile" = "yes"; then
2961                 AC_MSG_RESULT([yes])
2962                 SNDFILE_LIBS=`$PKG_CONFIG --libs sndfile`
2963                 SNDFILE_CPPFLAGS=`$PKG_CONFIG --cflags sndfile`
2964                 SNDFILE_VERSION=`$PKG_CONFIG --modversion sndfile`
2965                 SXE_PREPEND([$SNDFILE_LIBS], [MM_LIBS])
2966                 SXE_PREPEND_UNDUP([$SNDFILE_CPPFLAGS], [MM_CPPFLAGS])
2967                 SXE_ADD_MM_OBJS([media-sndfile.o])
2968                 AC_DEFINE([HAVE_SNDFILE], [1],
2969                         [Whether we appear to have support for the sndfile library!])
2970                 AC_DEFINE_UNQUOTED([SNDFILE_VERSION], [$SNDFILE_VERSION],
2971                         [Version of the sndfile library!])
2972         else
2973                 AC_MSG_RESULT([no])
2974                 have_media_sndfile=no
2975         fi
2976 fi
2977
2978 dnl libavcodec/libavformat/ffmpeg support
2979 if test "$with_media_ffmpeg" != "no"; then
2980         SXE_MM_CHECK_FFMPEG([have_media_ffmpeg=yes], [have_media_ffmpeg=no])
2981
2982         AC_MSG_CHECKING([for sufficient FFmpeg support])
2983
2984         if test "$have_media_ffmpeg" = "yes"; then
2985                 AC_MSG_RESULT([yes])
2986                 FFMPEG_LIBS=`$PKG_CONFIG --libs libavformat`
2987                 FFMPEG_CPPFLAGS=`$PKG_CONFIG --cflags libavformat`
2988                 SXE_PREPEND($FFMPEG_LIBS, MM_LIBS)
2989                 SXE_PREPEND_UNDUP($FFMPEG_CPPFLAGS, MM_CPPFLAGS)
2990                 SXE_ADD_MM_OBJS([media-ffmpeg.o])
2991                 AC_DEFINE([HAVE_FFMPEG], [1], [Description here!])
2992         else
2993                 AC_MSG_RESULT([no])
2994                 have_media_ffmpeg=no
2995         fi
2996 fi
2997
2998 dnl sox support
2999 if test "$with_media_sox" != "no"; then
3000         ## defines $LIBST_CONFIG
3001         SXE_MM_CHECK_SOX([have_media_sox=yes], [have_media_sox=no])
3002
3003         AC_MSG_CHECKING([for sufficient SoX support])
3004         if test "$sxe_cv_feat_sox" = "yes"; then
3005                 AC_MSG_RESULT([yes])
3006                 SXE_ADD_MM_OBJS([media-sox.o])
3007                 SXE_PREPEND_UNDUP([$sox_cppflags], [MM_CPPFLAGS])
3008                 SXE_PREPEND_UNDUP([$sox_ldflags], [MM_LDFLAGS])
3009                 SXE_PREPEND([$sox_libs], [MM_LIBS])
3010                 AC_DEFINE([HAVE_SOX], [1], [Description here!])
3011         else
3012                 AC_MSG_RESULT(no)
3013                 have_media_sox=no
3014         fi
3015 fi
3016
3017 dnl mad support
3018 if test "$with_media_mad" != "no"; then
3019         SXE_MM_CHECK_MAD([have_media_mad=yes], [have_media_mad=no])
3020
3021         AC_MSG_CHECKING([for sufficient mad support])
3022         if test "$have_media_mad" = "yes"; then
3023                 AC_MSG_RESULT([yes])
3024                 SXE_ADD_MM_OBJS([media-mad.o])
3025                 SXE_PREPEND([-lmad], [MM_LIBS])
3026                 AC_DEFINE([HAVE_MAD], [1], [Description here!])
3027         else
3028                 AC_MSG_RESULT(no)
3029                 have_media_mad=no
3030         fi
3031 fi
3032
3033 ## file/libmagic support
3034 if test "$with_media_magic" != "no"; then
3035         SXE_MM_CHECK_MAGIC([have_media_magic=yes], [have_media_magic=no])
3036
3037         AC_MSG_CHECKING([for sufficient magic support])
3038         if test "$have_media_magic" = "yes"; then
3039                 AC_MSG_RESULT([yes])
3040                 SXE_ADD_MM_OBJS([media-magic.o])
3041                 SXE_PREPEND([-lmagic], [MM_LIBS])
3042                 AC_DEFINE([HAVE_MAGIC], [1], [Whether libmagic is available])
3043         else
3044                 AC_MSG_RESULT([no])
3045                 have_media_magic=no
3046         fi
3047 fi
3048
3049
3050 dnl Autodetect OSS sound
3051 AS_MESSAGE([checking for OSS sound support])
3052 dnl test -z "$with_sound_oss" -a -n "$with_oss_sound_lib" && with_sound_oss=yes
3053
3054 dnl Check for Linux/BSD sound (called OSS)
3055 if test "$with_sound_oss" != "no"; then
3056         SXE_MM_CHECK_OSS([have_sound_oss=yes], [have_sound_oss=no])
3057
3058         AC_MSG_CHECKING([for sufficient OSS support])
3059         if test "$have_sound_oss" = "yes"; then
3060                 AC_MSG_RESULT([yes])
3061                 SXE_ADD_MM_OBJS([sound-oss.o])
3062                 AC_DEFINE([HAVE_INTERNAL_SOUND], [1], [Description here!])
3063                 AC_DEFINE([HAVE_OSS_SOUND], [1], [Description here!])
3064         else
3065                 AC_MSG_RESULT([no])
3066                 have_sound_oss=yes
3067         fi
3068 fi
3069
3070 dnl NAS Sound support
3071 if test "$with_sound_nas" != "no"; then
3072         SXE_MM_CHECK_NAS([have_sound_nas=yes], [have_sound_nas=no])
3073
3074         AC_MSG_CHECKING([for sufficient NAS support])
3075         if test "$have_sound_nas" = "yes"; then
3076                 AC_MSG_RESULT([yes])
3077                 AC_DEFINE([HAVE_NAS_SOUND], [1], [Description here!])
3078                 SXE_ADD_MM_OBJS([sound-nas.o])
3079                 SXE_PREPEND([-laudio], [MM_LIBS])
3080         else
3081                 AC_MSG_RESULT([no])
3082                 have_nas_sound=no
3083         fi
3084 fi
3085
3086 dnl ESD Sound support
3087 if test "$with_sound_esd" != "no"; then
3088         SXE_MM_CHECK_ESD([have_sound_esd=yes], [have_sound_esd=no])
3089
3090         AC_MSG_CHECKING([for sufficient ESD support])
3091         if test "$have_sound_esd" = "yes"; then
3092                 AC_MSG_RESULT([yes])
3093                 need_internal_media=yes
3094                 SXE_ADD_MM_OBJS([sound-esd.o])
3095                 ESD_LIBS=$("${ESD_CONFIG}" --libs)
3096                 SXE_PREPEND(["${ESD_LIBS}"], [MM_LIBS])
3097                 AC_DEFINE([HAVE_ESD_SOUND], [1], [Description here!])
3098         else
3099                 AC_MSG_RESULT([no])
3100                 have_esd_sound=no
3101         fi
3102 fi
3103
3104 dnl PulseAudio Sound support
3105 if test "$with_pulseaudio" != "no"; then
3106         SXE_MM_CHECK_PULSE([have_sound_pulse=yes], [have_sound_pulse=no])
3107
3108         AC_MSG_CHECKING([for sufficient PulseAudio support])
3109         if test "$have_sound_pulse" = "yes"; then
3110                 AC_MSG_RESULT([yes])
3111                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse`
3112                 pulse_version=`$PKG_CONFIG --modversion libpulse`
3113                 pulse_major_version=0
3114                 pulse_minor_version=`echo $pulse_version | \
3115                         sed -e "s/0\.\([[0-9]]*\).*/\1/"`
3116                 need_internal_media=yes
3117                 SXE_ADD_MM_OBJS([sound-pulse.o])
3118                 SXE_PREPEND($PULSEAUDIO_LIBS, MM_LIBS)
3119                 AC_DEFINE([HAVE_PULSE_SOUND], [1],
3120                         [Whether to put in support for PulseAudio.])
3121                 AC_DEFINE_UNQUOTED([PULSE_VERSION], [$pulse_minor_version],
3122                         [Version of the underlying pulse lib.])
3123         else
3124                 AC_MSG_RESULT(no)
3125                 have_sound_pulse=no
3126         fi
3127 fi
3128
3129 dnl aRts Sound support
3130 if test "$with_sound_arts" != "no"; then
3131         SXE_MM_CHECK_ARTS([have_sound_arts=yes], [have_sound_arts=no])
3132
3133         AC_MSG_CHECKING([for sufficient aRts support])
3134         if test "$have_sound_arts" = "yes"; then
3135                 AC_MSG_RESULT([yes])
3136                 ARTS_VERSION=`$ARTSC_CONFIG --arts-version`
3137                 ARTS_LIBS=`$ARTSC_CONFIG --libs`
3138                 ARTS_CPPFLAGS=`$ARTSC_CONFIG --cflags`
3139                 SXE_ADD_MM_OBJS([sound-arts.o])
3140                 SXE_PREPEND([$ARTS_LIBS], [MM_LIBS])
3141                 SXE_PREPEND_UNDUP([$ARTS_CPPFLAGS], [MM_CPPFLAGS])
3142                 AC_DEFINE([HAVE_ARTS_SOUND], [1], [Description here!])
3143                 AC_DEFINE_UNQUOTED([ARTS_VERSION], [$ARTS_VERSION],
3144                         [Version number of the underlying arts library])
3145         else
3146                 AC_MSG_RESULT(no)
3147                 have_sound_arts=no
3148         fi
3149
3150 fi
3151
3152 dnl Jack Sound support
3153 if test "$with_sound_jack" != "no"; then
3154         SXE_MM_CHECK_JACK([have_sound_jack=yes], [have_sound_jack=no])
3155
3156         AC_MSG_CHECKING([for sufficient Jack support])
3157         if test "$have_sound_jack" = "yes"; then
3158                 AC_MSG_RESULT([yes])
3159                 dnl okay, we have Jack on the system, but we have no working
3160                 dnl interface to it :(
3161                 JACK_LIBS=`$PKG_CONFIG --libs jack`
3162                 JACK_VERSION=`$PKG_CONFIG --modversion jack`
3163                 need_internal_media=yes
3164                 SXE_ADD_MM_OBJS([sound-jack.o])
3165                 SXE_PREPEND([$JACK_LIBS], [MM_LIBS])
3166                 AC_DEFINE([HAVE_JACK_SOUND], [1], [Description here!])
3167                 AC_DEFINE_UNQUOTED([JACK_VERSION], [$JACK_VERSION],
3168                         [Description here!])
3169         else
3170                 AC_MSG_RESULT(no)
3171         fi
3172 fi
3173
3174 dnl alsa sound support
3175 if test "$with_sound_alsa" != "no"; then
3176         SXE_MM_CHECK_ALSA([have_sound_alsa=yes], [have_sound_alsa=no])
3177
3178         AC_MSG_CHECKING([for sufficient ALSA support])
3179         if test "$have_sound_alsa" = "yes"; then
3180                 AC_MSG_RESULT([yes])
3181                 SXE_ADD_MM_OBJS([sound-alsa.o])
3182                 SXE_PREPEND([-lasound], [MM_LIBS])
3183         else
3184                 AC_MSG_RESULT(no)
3185                 have_sound_alsa=no
3186         fi
3187 fi
3188
3189 dnl libao sound support
3190 if test "$with_sound_ao" != "no"; then
3191         SXE_MM_CHECK_AO([have_sound_ao=yes], [have_sound_ao=no])
3192
3193         AC_MSG_CHECKING([for sufficient AO support])
3194         if test "$have_sound_ao" = "yes"; then
3195                 AC_MSG_RESULT([yes])
3196                 AO_LIBS=`$PKG_CONFIG --libs ao`
3197                 ao_version=`$PKG_CONFIG --modversion ao`
3198                 SXE_ADD_MM_OBJS([sound-ao.o])
3199                 SXE_PREPEND($AO_LIBS, MM_LIBS)
3200                 AC_DEFINE([HAVE_AO_SOUND], [1], [Description here!])
3201                 AC_DEFINE_UNQUOTED([AO_VERSION], [$ao_version], [Description here!])
3202         else
3203                 AC_MSG_RESULT(no)
3204                 have_sound_ao=no
3205         fi
3206 fi
3207
3208 if test \
3209    "$have_sound_alsa \
3210     $have_sound_ao \
3211     $have_sound_arts \
3212     $have_sound_esd \
3213     $have_sound_jack \
3214     $have_sound_nas \
3215     $have_sound_pulse" != "no no no no no no no"; then
3216         AC_DEFINE([HAVE_AUDIO], [1], [Description here!])
3217 fi
3218 if test "$need_internal_media" = "yes"; then
3219         with_internal_media=yes
3220         AC_DEFINE([HAVE_INTERNAL_MEDIA], [1], [Description here!])
3221         SXE_ADD_MM_OBJS([media-internal.o])
3222 fi
3223 AC_SUBST([MM_LIBS])
3224 AC_SUBST([MM_CPPFLAGS])
3225 AC_SUBST([MM_LDFLAGS])
3226 SXE_SUBST_MM_OBJS
3227
3228
3229 ## Internationalisation Options
3230 ## ============================
3231 echo
3232 echo "Internationalisation Options"
3233 echo "============================"
3234
3235 dnl ----------------------
3236 dnl Mule-dependent options
3237 dnl ----------------------
3238
3239 dnl if test "$with_mule" = "yes" && test ! -d "$sxe_srcdir/lisp/mule"; then
3240 dnl     echo "Attempt to Build with Mule without Mule/Lisp"
3241 dnl     echo "Please install the SXEmacs/Mule tarball or"
3242 dnl     echo "rerun configure with --with-mule=no"
3243 dnl     exit 1
3244 dnl fi
3245
3246 if test "$with_file_coding" = "yes" && test "$with_mule" = "no"; then
3247   AC_DEFINE([FILE_CODING], [1], [Description here!])
3248   SXE_ADD_MULE_OBJS(file-coding.o)
3249 fi
3250
3251 if test "$with_mule" = "yes" ; then
3252         SXE_CHECK_MULE
3253
3254 else dnl "$with_mule" = "no"
3255         for feature in xim canna wnn; do
3256                 if eval "test -n \"\$with_${feature}\" -a \
3257                         \"\$with_${feature}\" != no" ; then
3258                         AC_MSG_WARN([--with-${feature} ignored:  Not valid without Mule support])
3259                 fi
3260                 eval "with_${feature}=no"
3261         done
3262 fi dnl with_mule
3263 SXE_SUBST_MULE_OBJS
3264 AM_CONDITIONAL([WITH_MULE], [test "$with_mule" = "yes"])
3265
3266
3267 dnl At this point, we know whether we need the motif lib or not.
3268 if test "$need_motif" = "yes" ; then
3269         SXE_PREPEND([-lXm], [libs_x])
3270         dnl AIX needs the following library for use with Motif
3271         AC_CHECK_LIB([i18n], [layout_object_getvalue])
3272         if test "$ac_cv_lib_i18n_layout_object_getvalue" = "yes"; then
3273                 SXE_PREPEND([-li18n], [libs_x])
3274         fi
3275 fi
3276
3277 dnl getaddrinfo() is borked under hpux11
3278 if test "$ac_cv_func_getaddrinfo" != "no" ; then
3279   case "$opsys" in
3280     hpux11 )
3281       AC_MSG_WARN([Use of getaddrinfo is disabled for HP-UX 11.XX.])
3282       ac_cv_func_getaddrinfo=no
3283       ;;
3284   esac
3285 fi
3286
3287
3288 ## Database Options
3289 ## ================
3290 echo
3291 echo "Database Options"
3292 echo "================"
3293
3294 dnl Database support
3295 dnl We do not necessarily have to have libdb/lib(g)dbm for DB/(G)DBM support.
3296 dnl On FreeBSD, both DB and DBM are part of libc.
3297 dnl By default, we check for DBM support in libgdbm, then libc, then libdbm.
3298
3299 ## initialise values
3300 have_database_berkdb=no
3301 have_database_gdbm=no
3302 have_database_dbm=no
3303
3304 if test "$with_database_gdbm $with_database_dbm $with_database_berkdb" \
3305    != "no no no"; then
3306         AS_MESSAGE(checking for database support)
3307 fi
3308
3309 dnl Check for ndbm.h, required for either kind of DBM support.
3310 if test "$with_database_gdbm $with_database_dbm" != "no no"; then
3311         SXE_CHECK_NDBM
3312         if test "$sxe_cv_feat_ndbm" = "no"; then
3313                 have_database_gdbm="no"
3314                 have_database_dbm="no"
3315         fi
3316 fi
3317
3318 dnl Check for DBM support in libgdbm or libgdbm_compat.
3319 if test "$with_database_gdbm" != "no"; then
3320         SXE_CHECK_GDBM
3321
3322         if test "$sxe_cv_feat_gdbm" = "yes"; then
3323                 have_database_gdbm="yes"
3324         else
3325                 have_database_gdbm="no"
3326         fi
3327 fi
3328
3329 dnl Check for DBM support in libc and libdbm.
3330 if test "$with_database_dbm" != "no"; then
3331         SXE_CHECK_DBM
3332
3333         if test "$sxe_cv_feat_gdbm" != "yes" -a \
3334                 "$sxe_cv_feat_dbm" = "yes"; then
3335                 have_database_dbm="yes"
3336         else
3337                 have_database_dbm="no"
3338         fi
3339 fi
3340
3341 dnl Check for Berkeley DB.
3342 if test "$with_database_berkdb" != "no"; then
3343         SXE_CHECK_BERKDB
3344
3345         if test "$sxe_cv_feat_berkdb" = "yes"; then
3346                 have_database_berkdb="yes"
3347         else
3348                 have_database_berkdb="no"
3349         fi
3350 fi
3351
3352 if test "$have_database_gdbm $have_database_dbm $have_database_berkdb" \
3353      != "no no no"; then
3354         AC_DEFINE([HAVE_DATABASE], [1], [Description here!])
3355         SXE_ADD_DB_OBJS([database.o])
3356
3357         SXE_CHECK_NDBM_BERKDB_CONFLICT
3358         if test "$sxe_cv_db_ndbm_berkdb_conflict" = "yes"; then
3359                 ## can't do nothing because the way we designed it
3360                 ## is going to conflict at compile time
3361                 have_database_gdbm="no"
3362                 have_database_dbm="no"
3363
3364         elif test "$have_database_gdbm $have_database_dbm" != "no no"; then
3365                 AC_DEFINE([HAVE_DBM], [1], [Description here!])
3366
3367                 ## Also, tell make about the DBM support we detected.
3368                 if test -n "$libdbm"; then
3369                         SXE_PREPEND([$libdbm], [DB_LIBS])
3370                 fi
3371         fi
3372 fi
3373
3374
3375 dnl Autodetect LDAP
3376 if test "$with_ldap" != "no"; then
3377         SXE_CHECK_LDAP
3378 fi
3379 if test "$have_ldap" = "yes"; then
3380         AC_DEFINE([HAVE_LDAP], [1], [Description here!])
3381         SXE_ADD_DB_OBJS(eldap.o)
3382         if test "$have_ldap_des" = "yes" ; then
3383                 SXE_PREPEND(-ldes, DB_LIBS)
3384         fi
3385         if test "$have_ldap_krb" = "yes" ; then
3386                 SXE_PREPEND(-lkrb, DB_LIBS)
3387         fi
3388         if test "$have_ldap_lber" = "yes" ; then
3389                 SXE_PREPEND(-llber, DB_LIBS)
3390         fi
3391         SXE_PREPEND(-lldap, DB_LIBS)
3392
3393         dnl save our values until here
3394         save_LIBS="$LIBS"
3395         LIBS="$DB_LIBS $LIBS"
3396         AC_CHECK_FUNCS(
3397                 [ldap_set_option ldap_get_lderrno ldap_result2error ldap_parse_result])
3398         dnl and restore
3399         LIBS="$save_LIBS"
3400 fi
3401
3402 dnl Autodetect PostgreSQL
3403 if test "x$with_postgresql" != "xno"; then
3404         SXE_CHECK_POSTGRESQL
3405 fi
3406 SXE_SUBST_DB_OBJS
3407
3408
3409 dnl Usage tracking (undocumented and likely unused option)
3410 if test "$usage_tracking" = "yes"; then
3411   AC_DEFINE([USAGE_TRACKING], [1], [Description here!])
3412   SXE_PREPEND(-Bstatic -lut -Bdynamic, LIBS)
3413 fi
3414
3415 dnl Unfortunately, just because we can link doesn't mean we can run.
3416 dnl One of the above link tests may have succeeded but caused resulting
3417 dnl executables to fail to run.  Also any tests using AC_RUN_IFELSE will
3418 dnl have reported incorrect results.
3419 AC_RUN_IFELSE([AC_LANG_SOURCE([[int main(int c,char *v[]){return 0;}]])],[:],[
3420   echo ""
3421   echo "*** PANIC *** The C compiler can no longer build working executables."
3422   echo "*** PANIC *** Please examine the tail of config.log for runtime errors."
3423   echo "*** PANIC *** The most likely reason for this problem is that configure"
3424   echo "*** PANIC *** links with shared libraries, but those libraries cannot be"
3425   echo "*** PANIC *** found at run time."
3426   echo "*** PANIC ***"
3427   echo "*** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig."
3428   echo "*** PANIC *** On other systems, try telling configure where to find the"
3429   echo "*** PANIC *** shared libraries using the --with-site-runtime-libraries option"
3430   echo "*** PANIC ***"
3431   echo "*** PANIC *** Another way to shoot yourself in the foot is to specify"
3432   echo "*** PANIC *** --with-FEATURE when FEATURE is not actually installed"
3433   echo "*** PANIC *** on your system.  Don't do that."
3434   exit 1], [AS_MESSAGE(cannot cross-compile)])
3435
3436 dnl Process support
3437 AC_DEFINE([HAVE_UNIX_PROCESSES], [1], [Description here!])
3438
3439 dnl --------------------------------
3440 dnl Compute SUBST-itutable variables
3441 dnl --------------------------------
3442
3443 dnl We ignore (C|LD)_SWITCH_X_(MACHINE|SYSTEM)
3444 dnl Use SXE_CONSECUTIVE_UNDUP instead of plain assignment statements to remove extraneous blanks
3445 if test "$with_module_support" = "yes"; then
3446         ld_libs_module=
3447 else
3448         SXE_CONSECUTIVE_UNDUP(ld_libs_module, $ldap_libs $postgresql_libs)
3449 fi
3450
3451 SXE_UNDUP(CFLAGS, $CFLAGS)
3452 SXE_UNDUP(c_switch_general, -DHAVE_CONFIG_H $c_switch_site $c_switch_machine $c_switch_system $CFLAGS $CPPFLAGS)
3453 SXE_UNDUP(c_switch_window_system, $c_switch_x_site $X_CFLAGS)
3454 SXE_UNDUP(c_switch_all, $c_switch_general $c_switch_window_system)
3455 SXE_UNDUP(ld_switch_general, $ld_switch_site $ld_switch_machine $ld_switch_system $ld_switch_run)
3456 SXE_UNDUP(ld_switch_window_system, $ld_switch_x_site)
3457 SXE_UNDUP(ld_switch_all, $ld_switch_general $ld_switch_window_system)
3458 dnl Since some systems need libs to be restated later, we can't just dedup, we can only safely dedup
3459 dnl consecutive occurrences
3460 SXE_CONSECUTIVE_UNDUP(ld_libs_general, $LIBS $libs_machine $libs_system $libs_standard)
3461 SXE_CONSECUTIVE_UNDUP(ld_libs_window_system, $X_EXTRA_LIBS $libs_x $X_PRE_LIBS)
3462 SXE_CONSECUTIVE_UNDUP(ld_libs_all, $OPENSSL_LIBS $DB_LIBS $ENT_LIBS $MM_LIBS $ld_libs_window_system $ld_libs_general $ld_libs_module)
3463
3464 dnl For no-module builds, make the src dir last
3465 if test "$with_module_support" = "no"; then
3466         SXE_APPEND(src, MAKE_SUBDIR)    dnl is that still important?
3467 fi
3468
3469 EMACS=$sxe_blddir/src/$PROGNAME
3470 AC_SUBST(EMACS)
3471
3472 dnl Compute lists of Makefiles and subdirs
3473 AC_SUBST(SRC_SUBDIR_DEPS)
3474 internal_makefile_list="Makefile.in"
3475 SUBDIR_MAKEFILES=''
3476 test -d lock || mkdir lock
3477 for dir in $MAKE_SUBDIR; do
3478   case "$dir" in */* ) dnl Implement mkdir -p
3479     ( for d in `echo $dir | sed 's:/: :g'` ; do
3480         test -d "$d" || mkdir "$d"; cd "$d"
3481       done ) ;;
3482    * ) test -d "$dir" || mkdir "$dir" ;;
3483   esac
3484   SXE_SPACE(SUBDIR_MAKEFILES, $SUBDIR_MAKEFILES $dir/Makefile $dir/Makefile)
3485   SXE_SPACE(internal_makefile_list, $internal_makefile_list $dir/Makefile.in)
3486 done
3487
3488 AC_SUBST(INSTALL_ARCH_DEP_SUBDIR)
3489 AC_SUBST(MAKE_SUBDIR)
3490 AC_SUBST(MAKE_AM_SUBDIR)
3491 AC_SUBST(SUBDIR_MAKEFILES)
3492
3493 dnl ----------------------------------------------
3494 dnl Create some auxiliary files for developers.
3495 dnl ----------------------------------------------
3496
3497 dnl Create a useful TAGS file
3498 if test -f "$sxe_srcdir/TAGS" -a ! -f "TAGS"; then
3499   test "$extra_verbose" = "yes" && echo "creating TAGS"
3500   echo "\f
3501 $sxe_srcdir/TAGS,include" > "TAGS"
3502 fi
3503
3504 dnl Create top level .sbinit for Sun compilers
3505 if test "$__SUNPRO_C" = "yes"; then
3506   test "$extra_verbose" = "yes" && echo "creating .sbinit"
3507   ( echo "# For use with Sun WorkShop's Source browser."
3508     echo "# See sbquery(1) and sbinit(4) for more information"
3509     for dir in $MAKE_SUBDIR; do echo "import $dir"; done
3510   ) > .sbinit
3511 fi
3512
3513 ### whether to build with profile.o
3514 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3515 int main(int c, char *v[])
3516 {
3517 #ifdef HAVE_SETITIMER
3518         return 1;
3519 #else
3520         return 0;
3521 #endif
3522 }]])], [./conftest; have_setitimer=$?],
3523         [have_setitimer=$?],[have_setitimer=0])
3524 AM_CONDITIONAL([HAVE_SETITIMER], [test "$have_setitimer" = "1"])
3525
3526 ## whether to build with sheap.o
3527 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3528 int main(int c, char *v[])
3529 {
3530 #if defined(HEAP_IN_DATA) && !defined(PDUMP)
3531         return 1;
3532 #else
3533         return 0;
3534 #endif
3535 }]])], [./conftest; build_sheap=$?],
3536         [build_sheap=$?],[build_sheap=0])
3537 AM_CONDITIONAL([BUILD_SHEAP], [test "$build_sheap" = "1"])
3538
3539
3540 dnl There are no more compile tests; remove the core they created.
3541 rm -f core
3542
3543 dnl --------------------------------------------------
3544 dnl Substitute into Makefile, config.h and sxe-paths.h
3545 dnl --------------------------------------------------
3546
3547 dnl what sort of things to edit into Makefile, config.h and sxe-paths.h
3548 dnl configuration here uncanonicalized to avoid exceeding size limits.
3549
3550 AC_SUBST(PROGNAME)
3551 AC_SUBST(MULE)
3552 AC_SUBST(HAVE_LIBFFI)
3553 AC_SUBST(version)
3554 AC_SUBST(VERSION)
3555 AC_SUBST(old_version)
3556 AC_SUBST(inststaticdir)
3557 AC_SUBST(instvardir)
3558 AC_SUBST(instvarsepdir)
3559 AC_SUBST(sxe_srcdir)
3560 AC_SUBST(emodsrcdir)
3561 AC_SUBST(sxe_blddir)
3562 AC_SUBST(emodblddir)
3563 AC_SUBST(bindir)
3564 AC_SUBST(datarootdir)
3565 AC_SUBST(datadir)
3566 AC_SUBST(statedir)
3567 AC_SUBST(libdir)
3568 AC_SUBST(mandir)
3569 AC_SUBST(extra_includes)
3570
3571 AC_SUBST(prefix)
3572 AC_SUBST(PREFIX_USER_DEFINED)
3573 dnl Yo, Stephen Bourne!  I want to marry you!
3574 PREFIX=$prefix
3575 while true; do
3576   case "$PREFIX" in
3577     *\$* ) eval "PREFIX=\"${PREFIX}\"" ;;
3578     *) break ;;
3579   esac
3580 done
3581 AC_SUBST(PREFIX)
3582
3583 AC_SUBST(exec_prefix)
3584 AC_SUBST(EXEC_PREFIX_USER_DEFINED)
3585 EXEC_PREFIX=$exec_prefix
3586 while true; do
3587   case "$EXEC_PREFIX" in
3588     *\$* ) eval "EXEC_PREFIX=\"${EXEC_PREFIX}\"" ;;
3589     *) break ;;
3590   esac
3591 done
3592 AC_SUBST(EXEC_PREFIX)
3593
3594 AC_SUBST(infodir)
3595 AC_SUBST(INFODIR_USER_DEFINED)
3596 INFODIR=$infodir
3597 while true; do
3598   case "$INFODIR" in
3599     *\$* ) eval "INFODIR=\"${INFODIR}\"" ;;
3600     *) break ;;
3601   esac
3602 done
3603 AC_SUBST(INFODIR)
3604
3605 AC_SUBST(infopath,$with_infopath)
3606 AC_SUBST(INFOPATH_USER_DEFINED)
3607 INFOPATH=$with_infopath
3608 while true; do
3609   case "$INFOPATH" in
3610     *\$* ) eval "INFOPATH=\"${INFOPATH}\"" ;;
3611     *) break ;;
3612   esac
3613 done
3614 AC_SUBST(INFOPATH)
3615
3616 if test -z "$with_module_path"; then
3617     with_module_path="~/.sxemacs/${configuration}/modules:${libdir}/${PROGNAME}/${configuration}/site-modules:${libdir}/${instvardir}/${configuration}/modules"
3618 fi
3619
3620 AC_SUBST(module_path,$with_module_path)
3621 AC_SUBST(MODULE_PATH_USER_DEFINED)
3622 MODULE_PATH=$with_module_path
3623 while true; do
3624   case "$MODULE_PATH" in
3625     *\$* ) eval "MODULE_PATH=\"${MODULE_PATH}\"" ;;
3626     *) break ;;
3627   esac
3628 done
3629 AC_SUBST(MODULE_PATH)
3630
3631 if test -z "$with_package_prefix" ; then
3632   with_package_prefix=${prefix}/share/sxemacs
3633 fi
3634
3635 if test -z "$with_package_path" && test -n "$with_package_prefix" ; then
3636   if test "$with_mule" = "yes" ; then
3637     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages:~/.sxemacs/mule-packages"
3638     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages:${with_package_prefix}/mule-packages"
3639   else
3640     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages"
3641     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages"
3642   fi
3643 fi
3644
3645 AC_SUBST(package_path,$with_package_path)
3646 AC_SUBST(PACKAGE_PATH_USER_DEFINED)
3647 PACKAGE_PATH=$with_package_path
3648 while true; do
3649   case "$PACKAGE_PATH" in
3650     *\$* ) eval "PACKAGE_PATH=\"${PACKAGE_PATH}\"" ;;
3651     *) break ;;
3652   esac
3653 done
3654 AC_SUBST(PACKAGE_PATH)
3655
3656 AC_SUBST(lispdir, $with_lispdir)
3657 AC_SUBST(LISPDIR_USER_DEFINED)
3658 LISPDIR=$with_lispdir
3659 while true; do
3660   case "$LISPDIR" in
3661     *\$* ) eval "LISPDIR=\"${LISPDIR}\"" ;;
3662     *) break ;;
3663   esac
3664 done
3665 AC_SUBST(LISPDIR)
3666
3667 AC_SUBST(moduledir,$with_moduledir)
3668 AC_SUBST(MODULEDIR_USER_DEFINED)
3669 MODULEDIR=$with_moduledir
3670 while true; do
3671   case "$MODULEDIR" in
3672     *\$* ) eval "MODULEDIR=\"${MODULEDIR}\"" ;;
3673     *) break ;;
3674   esac
3675 done
3676 AC_SUBST(MODULEDIR)
3677
3678 AC_SUBST([sitelispdir], [$with_sitelispdir])
3679 AC_SUBST([SITELISPDIR_USER_DEFINED])
3680 SITELISPDIR=$sitelispdir
3681 while true; do
3682   case "$SITELISPDIR" in
3683     *\$* ) eval "SITELISPDIR=\"${SITELISPDIR}\"" ;;
3684     *) break ;;
3685   esac
3686 done
3687 AC_SUBST(SITELISPDIR)
3688
3689 AC_SUBST(sitemoduledir,$with_sitemoduledir)
3690 AC_SUBST(SITEMODULEDIR_USER_DEFINED)
3691 SITEMODULEDIR=$with_sitemoduledir
3692 while true; do
3693   case "$SITEMODULEDIR" in
3694     *\$* ) eval "SITEMODULEDIR=\"${SITEMODULEDIR}\"" ;;
3695     *) break ;;
3696   esac
3697 done
3698 AC_SUBST(SITEMODULEDIR)
3699
3700 AC_SUBST(etcdir,$with_etcdir)
3701 AC_SUBST(ETCDIR_USER_DEFINED)
3702 ETCDIR=$with_etcdir
3703 while true; do
3704   case "$ETCDIR" in
3705     *\$* ) eval "ETCDIR=\"${ETCDIR}\"" ;;
3706     *) break ;;
3707   esac
3708 done
3709 AC_SUBST(ETCDIR)
3710
3711 AC_SUBST(archlibdir,$with_archlibdir)
3712 AC_SUBST(ARCHLIBDIR_USER_DEFINED)
3713 ARCHLIBDIR=$with_archlibdir
3714 while true; do
3715   case "$ARCHLIBDIR" in
3716     *\$* ) eval "ARCHLIBDIR=\"${ARCHLIBDIR}\"" ;;
3717     *) break ;;
3718   esac
3719 done
3720 AC_SUBST(ARCHLIBDIR)
3721
3722 AC_SUBST(docdir,$with_docdir)
3723 AC_SUBST(DOCDIR_USER_DEFINED)
3724 DOCDIR=$with_docdir
3725 while true; do
3726   case "$DOCDIR" in
3727     *\$* ) eval "DOCDIR=\"${DOCDIR}\"" ;;
3728     *) break ;;
3729   esac
3730 done
3731 AC_SUBST(DOCDIR)
3732
3733 AC_SUBST(docdir)
3734 AC_SUBST(bitmapdir)
3735
3736 dnl The following flags combine all the information from:
3737 dnl - command line options (user always gets priority)
3738 dnl - user environment variables
3739 dnl - determined by configure
3740 dnl - the s&m header files (required for ellcc)
3741 AC_SUBST(machfile)
3742 AC_SUBST(opsysfile)
3743 AC_SUBST(c_switch_general)
3744 AC_SUBST(c_switch_window_system)
3745 AC_SUBST(c_switch_all)
3746 AC_SUBST(ld_switch_general)
3747 AC_SUBST(ld_switch_window_system)
3748 AC_SUBST(ld_switch_all)
3749 AC_SUBST(ld_libs_general)
3750 AC_SUBST(ld_libs_window_system)
3751 AC_SUBST(ld_libs_all)
3752 AC_SUBST(CFLAGS)
3753 AC_SUBST(CPPFLAGS)
3754 AC_SUBST(LDFLAGS)
3755 RECURSIVE_MAKE_ARGS="\$(MFLAGS) CC='\$(CC)' CFLAGS='\$(CFLAGS)' LDFLAGS='\$(LDFLAGS)' CPPFLAGS='\$(CPPFLAGS)'"
3756 if test -z "$MAKE"; then
3757         MAKE=make
3758 fi
3759 case `$MAKE --version 2>/dev/null` in
3760    GNU\ Make*)
3761         AM_MAKEFLAGS="-w $AM_MAKEFLAGS"
3762         RECURSIVE_MAKE_ARGS="-w $RECURSIVE_MAKE_ARGS"
3763    ;;
3764    *)
3765         echo ===================================
3766         echo $MAKE does not seem to be GNU Make
3767         echo If you find makefile errors please try using GNU Make as some
3768         echo autoconf constructs may not be proper for your make variant
3769         echo ===================================
3770    ;;
3771 esac
3772 AC_SUBST(RECURSIVE_MAKE_ARGS)
3773 AC_SUBST(AM_MAKEFLAGS)
3774
3775 AC_SUBST(sound_cflags)
3776 AC_SUBST(AR)
3777 AC_SUBST(RANLIB)
3778
3779 AC_SUBST(SXEMACS_CC)
3780 AC_SUBST(SXE_CFLAGS)
3781
3782 SXE_SUBST_CORE_OBJS()
3783
3784 SXE_SUBST_CRUFT_OBJS
3785
3786 dnl The default is yes
3787 if test "$with_prefix" = "yes"; then
3788   AC_DEFINE([PREFIX_USER_DEFINED], [1], [Description here!])
3789 fi
3790
3791 dnl Should this stay even though --with-site-modules is no longer an
3792 dnl option?  It is used in emacs.c for when the -no-site-modules cmd line
3793 dnl opt is used.  That cmd line opt definitely has usefullness.  Sebastian?
3794 dnl --SY.
3795 dnl The default is yes
3796 if test "$with_site_modules" = "no"; then
3797   AC_DEFINE([INHIBIT_SITE_MODULES], [1], [Description here!])
3798 fi
3799
3800 dnl SXE_SPACE(ac_configure_args, $ac_configure_args)
3801 AC_DEFINE_UNQUOTED([EMACS_CONFIGURATION], ["$ac_cv_build"], [Description here!])
3802 AC_DEFINE_UNQUOTED([EMACS_CONFIG_OPTIONS], ["$ac_configure_args"], [Description here!])
3803
3804 AC_SUBST([srcdir_equals_blddir_p])
3805
3806 dnl Following are deprecated
3807 null_string=""
3808 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE], [$null_string], [Description here!])
3809 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE_AUX], [$null_string], [Description here!])
3810 AC_DEFINE_UNQUOTED([C_SWITCH_X_SITE], [$null_string], [Description here!])
3811 AC_DEFINE_UNQUOTED([LD_SWITCH_SITE], [$null_string], [Description here!])
3812 AC_DEFINE_UNQUOTED([C_SWITCH_SITE], [$null_string], [Description here!])
3813
3814 dnl Note: as a general rule, *only* define things here that are not
3815 dnl autodetected.  For things that are autodetected, define them
3816 dnl at the point where the autodetection occurs or would occur,
3817 dnl so that the user gets immediate feedback on the results of the
3818 dnl autodetection.
3819
3820 if test "$GNU_MALLOC" = "yes"; then
3821         AC_DEFINE([GNU_MALLOC], [1], [Description here!])
3822         SXE_ADD_MEMALLOC_OBJS(vm-limit.o)
3823         if test "$doug_lea_malloc" != "yes"; then
3824                 SXE_ADD_MEMALLOC_OBJS(gmalloc.o)
3825         fi
3826         if test "$with_error_checking_malloc" = "yes"; then
3827                 dnl SXE_ADD_MEMALLOC_OBJS(free-hook.o)
3828                 :
3829         fi
3830 elif test "$with_system_malloc" = "yes" -o "$system_malloc" = "yes"; then
3831         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3832         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3833 elif test "$with_debug_malloc"  = "yes"; then
3834         AC_DEFINE([USE_DEBUG_MALLOC], [1], [Description here!])
3835         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3836         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3837         SXE_APPEND(-ldmalloc, MEMALLOC_LIBS)
3838 else
3839         SXE_ADD_MEMALLOC_OBJS([malloc.o])
3840 fi
3841 test "$GCC" = "yes" && \
3842         AC_DEFINE([USE_GCC], [1], [Description here!])
3843 test "$with_external_widget" = "yes" && \
3844         AC_DEFINE([EXTERNAL_WIDGET], [1], [Description here!])
3845 test "$with_quick_build" = "yes" && \
3846         AC_DEFINE([QUICK_BUILD], [1], [Description here!])
3847 if test "$with_purify" = "yes"; then
3848         AC_DEFINE([PURIFY], [1], [Description here!])
3849         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3850 fi
3851 if test "$with_quantify" = "yes"; then
3852         AC_DEFINE([QUANTIFY], [1], [Description here!])
3853         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3854 fi
3855 test "$with_pop" = "yes" && \
3856         AC_DEFINE([MAIL_USE_POP], [1], [Description here!])
3857 test "$with_hesiod" = "yes" && \
3858         AC_DEFINE([HESIOD], [1], [Description here!])
3859 test "$with_regex_malloc" = "yes" && \
3860         AC_DEFINE([REGEX_MALLOC], [1], [Description here!])
3861 test "$with_ipv6_cname" = "yes" && \
3862         AC_DEFINE([IPV6_CANONICALIZE], [1], [Description here!])
3863 if test "$with_pdump" = "yes"; then
3864         AC_DEFINE([PDUMP], [1], [Description here!])    dnl deprecated!
3865         AC_DEFINE([WITH_PDUMP], [1], [Description here!])
3866 fi
3867
3868 AM_CONDITIONAL([WITH_EXTW], [test "$with_external_widget" = "yes"])
3869 AM_CONDITIONAL([WITH_PDUMP], [test "$with_pdump" = "yes"])
3870 AC_SUBST([MEMALLOC_LIBS])
3871 SXE_SUBST_MEMALLOC_OBJS
3872
3873
3874 AC_DEFINE_UNQUOTED([USER_FULL_NAME], [pw->pw_gecos], [dnl
3875         USER_FULL_NAME returns a string that is the user's full name.
3876         It can assume that the variable `pw' points to the password file
3877         entry for this user.
3878
3879         At some sites, the pw_gecos field contains the user's full name.
3880         If neither this nor any other field contains the right thing, use
3881         pw_name, giving the user's login name, since that is better than
3882         nothing.])
3883
3884 AC_DEFINE([SIGTYPE], [RETSIGTYPE], [SIGTYPE is the macro we actually use])
3885 AC_DEFINE([SIGRETURN], [return], [SIGTYPE is the macro we actually use])
3886
3887 ## finally, redefine VERSION; this has to be done after all tests on C sources
3888 ## were run because otherwise the symbol VERSION would be defined twice and
3889 ## the C compiler would warn, sigh, and due to this stupid -Werror flag we ...
3890 ## tadadada ... will fail to run _any_ C test successfully
3891 AC_DEFINE_UNQUOTED([VERSION], ["$version"], [Version of SXEmacs.])
3892
3893 AH_TOP([
3894 #ifndef INCLUDED_sxe_config_h_
3895 #define INCLUDED_sxe_config_h_
3896
3897 #ifndef NOT_C_CODE
3898 #if defined (__GNUC__)
3899 #define alloca __builtin_alloca
3900 #elif defined __DECC
3901 #include <alloca.h>
3902 #pragma intrinsic(alloca)
3903 #elif defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3904 /* defer #include to end of file */
3905 #elif defined HAVE_ALLOCA_H
3906 #include <alloca.h>
3907 #elif defined(_AIX)
3908 #pragma alloca
3909 #elif ! defined (alloca)
3910 void *alloca();
3911 #endif
3912 #endif  /* C code */
3913 ])
3914
3915 AH_BOTTOM([
3916 /* The configuration script may define `opsysfile' to be the name of
3917    the s/...h file that describes your operating system.
3918    The file name is chosen based on the configuration name. */
3919
3920 #ifdef config_opsysfile
3921 #include config_opsysfile
3922 #endif
3923
3924 /* The configuration script may define `machfile' to be the name of
3925    the m/...h file that describes the machine you are using.
3926    The file name is chosen based on the configuration name. */
3927
3928 #ifdef config_machfile
3929 #include config_machfile
3930 #endif
3931
3932 /* basic system calls */
3933 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3934 # define ENCAPSULATE_READ
3935 # define ENCAPSULATE_WRITE
3936 #endif
3937 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3938 # define ENCAPSULATE_OPEN
3939 #endif
3940 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3941 # define ENCAPSULATE_CLOSE
3942 #endif
3943 /* stdio calls */
3944 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3945 # define ENCAPSULATE_FREAD
3946 # define ENCAPSULATE_FWRITE
3947 #endif
3948 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3949 # define ENCAPSULATE_FOPEN
3950 #endif
3951 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3952 # define ENCAPSULATE_FCLOSE
3953 #endif
3954
3955 #if defined (HAVE_SOCKS) && !defined (DO_NOT_SOCKSIFY)
3956 #define accept Raccept
3957 #define bind Rbind
3958 #define connect Rconnect
3959 #define getsockname Rgetsockname
3960 #define listen Rlisten
3961 #endif                          /* HAVE_SOCKS && !DO_NOT_SOCKSIFY */
3962
3963 #ifndef NOT_C_CODE              /* Actually means C or C++ */
3964 # if defined (__cplusplus)
3965 /* Avoid C++ keywords used as ordinary C identifiers */
3966 #  define class c_class
3967 #  define new   c_new
3968 #  define this  c_this
3969 #  define catch c_catch
3970 #  define EXTERN_C extern "C"
3971 # else                          /* C code */
3972 #  define EXTERN_C extern
3973 # endif
3974 #endif                          /* C or C++ */
3975 /* Strictly speaking, only int or unsigned int are valid types in a
3976    bitfield.  In practice, we would like to use enums as bitfields.
3977    The following should just result in warning avoidance:
3978    warning: nonportable bit-field type */
3979 #ifdef __GNUC__
3980 #define enum_field(enumeration_type) enum enumeration_type
3981 #else
3982 #define enum_field(enumeration_type) unsigned int
3983 #endif
3984
3985 #ifndef NOT_C_CODE
3986 #if defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3987 /* icc's alloca.h pulls in <features.h>,
3988    but that must be done after _GNU_SOURCE and friends are defined */
3989 #include <alloca.h>
3990 #endif
3991 #endif                          /* C code */
3992
3993 #endif  /* INCLUDED_sxe_config_h_ */
3994 ])
3995
3996
3997 dnl -------------------------------------------------------------------------
3998 dnl -------------------------------
3999 dnl Report on what we decided to do
4000 dnl -------------------------------
4001
4002 dnl #### We should tag this as the _build_ environment.
4003 dnl Before doing that, though, must check if tools care about line 1.
4004
4005 (
4006 dnl /etc/osversion is on SONY NEWS-OS
4007 if test -f /etc/osversion; then dnl SONY NEWS-OS
4008   echo "osversion: `cat /etc/osversion`"
4009 else
4010   echo "uname -a: `uname -a`"
4011 fi
4012 echo ""
4013 echo "$0 $ac_configure_args"
4014 ) > Installation
4015
4016 if test ! -z ${emacs_beta_version} ; then
4017   if test -z "${emacs_is_beta}" ; then
4018         sxemacs_betaname=".${emacs_beta_version}"
4019   else
4020         sxemacs_betaname="-b${emacs_beta_version}"
4021   fi
4022 else
4023   sxemacs_betaname=""
4024 fi
4025
4026 dnl -----------------
4027 dnl Talking LFSL now!
4028 dnl -----------------
4029
4030 dnl -----------------------------------
4031 dnl Now generate config.h and Makefiles
4032 dnl -----------------------------------
4033
4034 dnl This has to be called in order for this variable to get into config.status
4035 AC_SUBST([internal_makefile_list])
4036 # Remove any trailing slashes in these variables.
4037 if test -n "$prefix"; then
4038         prefix=`echo '' "$prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4039 fi
4040 if test -n "$exec_prefix"; then
4041         exec_prefix=`echo '' "$exec_prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4042 fi
4043
4044 make_ifeq="ifeq"
4045 make_endif="endif"
4046 make_else="else"
4047 AC_SUBST([make_ifeq])
4048 AC_SUBST([make_endif])
4049 AC_SUBST([make_else])
4050
4051 dnl Coupla things needed for subst'ing into the sxemacs.desktop file
4052 ABS_PROGNAME=${prefix}/bin/${PROGNAME}
4053 ABS_ETCDIR=${ETCDIR}
4054 SXE_CANONICALISE_PATH([ABS_PROGNAME])
4055 SXE_CANONICALISE_PATH([ABS_ETCDIR])
4056 AC_SUBST([ABS_PROGNAME])
4057 AC_SUBST([ABS_ETCDIR])
4058
4059 AC_CONFIG_FILES([src/sxe-paths.h])
4060 AC_CONFIG_FILES([Makefile])
4061 AC_CONFIG_FILES([lib-src/Makefile])
4062 AC_CONFIG_FILES([src/Makefile])
4063 AC_CONFIG_FILES([src/ui/Makefile])
4064 AC_CONFIG_FILES([src/ui/TTY/Makefile])
4065 AC_CONFIG_FILES([src/ui/lwlib/Makefile])
4066 AC_CONFIG_FILES([src/ui/X11/Makefile])
4067 AC_CONFIG_FILES([src/events/Makefile])
4068 AC_CONFIG_FILES([src/ent/Makefile])
4069 AC_CONFIG_FILES([src/media/Makefile])
4070 AC_CONFIG_FILES([src/mem/Makefile])
4071 AC_CONFIG_FILES([src/database/Makefile])
4072 AC_CONFIG_FILES([src/mule/Makefile])
4073 AC_CONFIG_FILES([src/.gdbinit:src/gdbinit])
4074 AC_CONFIG_FILES([src/.dbxrc:src/dbxrc])
4075 AC_CONFIG_FILES([lisp/Makefile])
4076 AC_CONFIG_FILES([info/Makefile])
4077 AC_CONFIG_FILES([tests/Makefile])
4078 AC_CONFIG_FILES([modules/Makefile])
4079 AC_CONFIG_FILES([etc/Makefile])
4080 AC_CONFIG_FILES([etc/sxemacs.desktop])
4081 AC_CONFIG_FILES([sxemacs.pc])
4082 AC_CONFIG_LINKS([.sxemacs.source.tree:])
4083
4084 AC_OUTPUT
4085 SXE_SUMMARY