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, 2012 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 OG_MULTIARG_WITH([ent], [dnl
 350         AS_HELP_STRING([--with-ent], [
 351                 Compile in support for enhanced number types,
 352                 using internal and external libraries.])],
 353         [none int fpfloat indef gmp], [int fpfloat indef gmp], [dnl
 354         OG_MULTIARG_ITEM([int], [int], [native integer arithmetics])
 355         OG_MULTIARG_ITEM([fpfloat], [fpfloat], [native fixed precision floats])
 356         OG_MULTIARG_ITEM([indef], [indef], [native abstract indefinites])
 357         OG_MULTIARG_ITEM([gmp], [GMP], [GNU multiprecision library])
 358         OG_MULTIARG_ITEM([mpfr], [MPFR], [Multiprecision Floats with correct Rounding])
 359         OG_MULTIARG_ITEM([mpc], [MPC], [Multiprecision Complex numbers (C/R)])
 360         OG_MULTIARG_ITEM([pseug], [pseudoG], [native Gaussian Numbers (Z+Z)])
 361         OG_MULTIARG_ITEM([pseuc], [pseudoC], [native Complex Numbers (C/R)])
 362         OG_MULTIARG_ITEM([quatern], [Quaternions], [native Quaternions (Z+Z+Z+Z)])
 363         OG_MULTIARG_ITEM([ecm], [ECM], [factorisations per Elliptic Curve Method])
 364         OG_MULTIARG_MUTEX([mpz], [Arbitrary precision integers], [gmp mp])
 365         OG_MULTIARG_MUTEX([complex], [Complex numbers as in C/R], [mpc pseuc])
 366 ])
 367
 368 OG_MULTIARG_WITH([ase], [dnl
 369         AS_HELP_STRING([--with-ase], [
 370                 Compile in support for algebraic structures based on ENT,
 371                 using internal and external libraries.])],
 372         [none], [none], [dnl
 373         OG_MULTIARG_ITEM([cart], [cartesian], [Cartesian Products of ENT and ASE objects])
 374         OG_MULTIARG_ITEM([dig], [digraph], [Directed 2-ary Graphs with Colours])
 375         OG_MULTIARG_ITEM([intv], [interval], [Intervals of comparable or normed ENT and ASE objects])
 376         OG_MULTIARG_ITEM([metric], [metric], [Metric Spaces])
 377         OG_MULTIARG_ITEM([nbhood], [neighbourhood], [Neighbourhoods of comparable or normed ENT and ASE objects])
 378         OG_MULTIARG_ITEM([perm], [permutation], [Permutations])
 379         OG_MULTIARG_ITEM([resclass], [resclass], [Residue Class Rings and Classes])
 380 ])
 381
 382 OG_ARG_WITH([compre],
 383         AS_HELP_STRING([--with-compre],[
 384                 Provide exhaustive caching of compiled regexps. This will
 385                 mean that frequently used regexps will be faster to use
 386                 since the compile step will not be needed after first use.]),
 387         [yes], [By default do cache compiled regexps.])
 388
 389 OG_MULTIARG_WITH([experimental-features], [dnl
 390         AS_HELP_STRING([--with-experimental-features], [
 391                 Activate experimental code, that is code which is
 392                 considered useful but whose effects in conjunction with
 393                 the variety of elisp projects cannot be foreseen.])
 394         AS_HELP_STRING([], [
 395                 During the beta phase of SXEmacs all experimental code
 396                 will be unconditionally enabled.  However, if you plan
 397                 to use this SXEmacs in a production environment you
 398                 can switch off some portions.])],
 399         [all nobdwgc], [ALL but bdwgc], [dnl
 400         OG_MULTIARG_ITEM([bdwgc], [bdwgc], [the Boehm-Demers-Weiser collector])
 401         OG_MULTIARG_ITEM([asyneq], [asyneq], [asynchronous event queues])
 402 ])
 403         dnl stop that pom stuff
 404         dnl OG_MULTIARG_ITEM([pom], [pom], [thread-safe objects])
 405
 406 OG_ARG_WITH([event-driver],
 407         AS_HELP_STRING([--with-event-driver], [
 408                 Which event routines to use.
 409                 Events control the way how external `sources' are
 410                 incorporated into SXEmacs.  Sources hereby are user inputs,
 411                 such as key strokes, mouse moves, pedalling, slapping the
 412                 monitor, etc.; but there are manifold further sources, such as
 413                 process signals, data on a socket, focussing an X window,
 414                 lapsing a timeout, and so forth.])
 415 AS_HELP_STRING([], [
 416                 An event driver can cope with all (or most) of these in a
 417                 uniform and abstract way.  SXEmacs can either be driven
 418                 using its built-in event handlers, or using one of the
 419                 external systems.]),
 420         [auto], [Autodetect], [auto built-in libevent liboop glib])
 421
 422
 423 dnl Debugging Options
 424 dnl ================
 425 OG_OPTION_GROUP(Debugging Options)
 426
 427 OG_ARG_WITH([debug],
 428         AS_HELP_STRING([--with-debug],
 429                 [Compile with extra debugging code.
 430                 This will turn on: --with-assertions
 431                 and --with-memory-usage-stats.]),
 432         [yes], [YES for beta; NO for release])
 433
 434 OG_ARG_WITH([memory-usage-stats],
 435         AS_HELP_STRING([--with-memory-usage-stats],
 436                 [Compile with support for statistics about memory usage at runtime.]),
 437         [yes], [YES for beta])
 438
 439 OG_MULTIARG_WITH([error-checking], [dnl
 440         AS_HELP_STRING([--with-error-checking=TYPE], [
 441                 Compile with internal error-checking added.])
 442         AS_HELP_STRING([], [
 443                 WARNING: Causes noticeable loss of speed!])],
 444         [all], [ALL for beta; NONE otherwise], [dnl
 445         OG_MULTIARG_ITEM([extents], [extents], [checks on extents])
 446         OG_MULTIARG_ITEM([types], [types], [checks on types])
 447         OG_MULTIARG_ITEM([gc], [gc], [checks on garbage collection])
 448         OG_MULTIARG_ITEM([malloc], [malloc], [checks on memory allocation])
 449         OG_MULTIARG_ITEM([byte_code], [byte_code], [checks on byte compiled code])
 450         OG_MULTIARG_ITEM([bufpos], [bufpos], [checks on buffer position])
 451         OG_MULTIARG_ITEM([glyphs], [glyphs], [checks on glyph data])
 452         OG_MULTIARG_ITEM([stack], [stack], [checks on stack barriers])
 453         OG_MULTIARG_ITEM([malldbg], [malldbg], [malloc debugging code])
 454 ])
 455
 456 OG_ARG_WITH([purify],
 457         AS_HELP_STRING([--with-purify],
 458                 [Add support for memory debugging using Purify.]),
 459         [no], [NO])
 460
 461 OG_ARG_WITH([quantify],
 462         AS_HELP_STRING([--with-quantify],
 463                 [Add support for performance debugging using Quantify.]),
 464         [no], [NO])
 465
 466
 467 dnl Window System Features
 468 dnl ======================
 469 OG_OPTION_GROUP(Window System Features)
 470
 471 OG_ARG_WITH([toolbars],
 472         AS_HELP_STRING([--with-toolbars],
 473                 [Compile in toolbar support.]),
 474         [yes], [YES])
 475
 476 OG_ARG_WITH([external-widget],
 477         AS_HELP_STRING([--with-external-widget],
 478                 [Enable the "external widget" interface,
 479                 which allows a SXEmacs frame to appear as a widget in
 480                 another application.
 481                 To date, we haven't heard of anyone who has actually done this.
 482                 Consider this EXPERIMENTAL.]),
 483         [no], [NO])
 484
 485 OG_ARG_WITH([menubars],
 486         AS_HELP_STRING([--with-menubars=TYPE],
 487                 [Type of menubars to use.  The Lucid menubars emulate
 488                 Motif (mostly) but are faster.]),
 489         [lucid], [Lucid], [lucid no])
 490
 491 OG_ARG_WITH([scrollbars],
 492         AS_HELP_STRING([--with-scrollbars=TYPE],
 493                 [Type of scrollbars to use.
 494                 *WARNING*  The Motif scrollbars are currently broken.]),
 495         [lucid], [Lucid], [lucid motif athena no])
 496
 497 OG_ARG_WITH([dialogs],
 498         AS_HELP_STRING([--with-dialogs=TYPE],
 499                 [Type of dialog boxes to use.  Athena dialogs will
 500                  be used if Athena can be found.]),
 501         [athena], [], [athena motif no])
 502
 503 OG_ARG_WITH([widgets],
 504         AS_HELP_STRING([--with-widgets=TYPE],
 505                 [Type of native widgets to use.  Athena widgets will
 506                 be used if Athena can be found.]),
 507         [athena], [], [athena motif no])
 508
 509 OG_ARG_WITH([athena],
 510         AS_HELP_STRING([--with-athena=TYPE],
 511                 [Type of Athena widgets to use.]),
 512         [auto], [Autodetect], [auto xaw 3d next 95 xpm no])
 513
 514 OG_ARG_WITH([xim],
 515         AS_HELP_STRING([--with-xim],
 516                 [Type of Mule input method to use.]),
 517         [auto], [Autodetect], [yes no xlib motif])
 518
 519 OG_ARG_WITH([wmcommand],
 520         AS_HELP_STRING([--with-wmcommand],
 521                 [Compile with realized leader window which will
 522                 keep the WM_COMMAND property.]),
 523         [yes], [YES])
 524
 525 OG_ARG_WITH([xmu],
 526         AS_HELP_STRING([--with-xmu],
 527                 [For those unfortunates whose vendors don't ship Xmu.]),
 528         [auto], [Autodetect])
 529
 530 OG_ARG_WITH([xfs],
 531         AS_HELP_STRING([--with-xfs],
 532                 [Compile with XFontSet support for internationalized
 533                 menubar.  Incompatible with `--with-xim=motif'.
 534                 `--with-menubars=lucid' (the default) is desirable.]),
 535         [no], [NO])
 536
 537 dnl TTY Options
 538 dnl ================
 539 OG_OPTION_GROUP(TTY options)
 540
 541 OG_ARG_WITH([tty],
 542         AS_HELP_STRING([--with-tty],
 543                 [Add support for ttys.]),
 544         [auto], [Autodetect])
 545
 546 OG_ARG_WITH([ncurses],
 547         AS_HELP_STRING([--with-ncurses],
 548                 [Use the ncurses library for tty support.]),
 549         [auto], [Autodetect])
 550
 551 OG_ARG_WITH([curses],
 552         AS_HELP_STRING([--with-curses],
 553                 [Use the curses library for tty support.]),
 554         [auto], [Autodetect])
 555
 556 OG_ARG_WITH([terminfo],
 557         AS_HELP_STRING([--with-terminfo],
 558                 [Use the terminfo library for tty support.]),
 559         [auto], [Autodetect])
 560
 561 OG_ARG_WITH([termlib],
 562         AS_HELP_STRING([--with-termlib],
 563                 [Use the termlib library for tty support.]),
 564         [auto], [Autodetect])
 565
 566 OG_ARG_WITH([termcap],
 567         AS_HELP_STRING([--with-termcap],
 568                 [Use the termcap library for tty support.]),
 569         [auto], [Autodetect])
 570
 571
 572 OG_ARG_WITH([gpm],
 573         AS_HELP_STRING([--with-gpm],
 574                 [Compile in GPM mouse support for ttys.]),
 575         [auto], [Autodetect])
 576
 577
 578 dnl Database Options
 579 dnl ================
 580 OG_OPTION_GROUP(Database options)
 581
 582 OG_MULTIARG_WITH([database], [dnl
 583         AS_HELP_STRING([--with-database=TYPE],
 584                 [Compile with database support.])],
 585         [auto], [Autodetect], [dnl
 586         OG_MULTIARG_ITEM([berkdb], [berkdb], [Berkeley DB support])
 587         OG_MULTIARG_ITEM([dbm], [dbm], [DBM database support])
 588         OG_MULTIARG_ITEM([gdbm], [gdbm], [GNU DBM support])
 589 ])
 590
 591 OG_ARG_WITH([ldap],
 592         AS_HELP_STRING([--with-ldap],
 593                 [Compile with support for the LDAP protocol.]),
 594         [no], [NO])
 595
 596 OG_ARG_WITH([postgresql],
 597         AS_HELP_STRING([--with-postgresql],
 598                 [Compile with support for the PostgreSQL RDBMS.]),
 599         [yes], [Autodetect])
 600
 601
 602 dnl Multimedia Options
 603 dnl ==================
 604 OG_OPTION_GROUP(Multimedia options)
 605
 606 OG_MULTIARG_WITH([image], [dnl
 607         AS_HELP_STRING([--with-image=TYPE],
 608                 [Compile with image support.])],
 609         [auto], [Autodetect all image support], [dnl
 610         OG_MULTIARG_ITEM([gif], [GIF], [GIF image format])
 611         OG_MULTIARG_ITEM([xpm], [XPM], [X PixMap image format])
 612         OG_MULTIARG_ITEM([png], [PNG], [Portable Network Graphic format])
 613         OG_MULTIARG_ITEM([jpeg], [JPEG], [jpeg image format])
 614         OG_MULTIARG_ITEM([tiff], [TIFF], [TIFF image format])
 615         OG_MULTIARG_ITEM([xface], [xface], [base64 encoded xbm])
 616 ])
 617
 618 OG_MULTIARG_WITH([sound], [dnl
 619         AS_HELP_STRING([--with-sound=TYPE],
 620                 [Compile with sound support.])],
 621         [auto], [Autodetect all sound support (except Pulse)], [dnl
 622         OG_MULTIARG_ITEM([alsa], [ALSA], [kernel-based linux sound standard])
 623         OG_MULTIARG_ITEM([ao], [ao], [generic audio output layer])
 624         OG_MULTIARG_ITEM([esd], [ESD], [Enlightenment Sound Daemon])
 625         OG_MULTIARG_ITEM([jack], [Jack], [a low-latency audio server])
 626         OG_MULTIARG_ITEM([nas], [NAS], [Network Audio System])
 627         OG_MULTIARG_ITEM([oss], [OSS], [Open Sound System])
 628 ])
 629
 630 OG_ARG_WITH([pulseaudio],
 631         AS_HELP_STRING([--with-pulseaudio],
 632                 [Compile with support for the PulseAudio audio server.
 633                 This has been turned off by default because of too many
 634                 bugs in recent versions of PA.  Use at your own risk,
 635                 YMMV, and all that.]),
 636         [no], [NO])
 637
 638 OG_MULTIARG_WITH([media], [dnl
 639         AS_HELP_STRING([--with-media=TYPE],
 640                 [Compile with media stream support.])],
 641         [auto], [Autodetect all media stream support libraries], [dnl
 642         OG_MULTIARG_ITEM([ffmpeg], [FFmpeg], [media streams handled by ffmpeg])
 643         OG_MULTIARG_ITEM([internal], [internal], [media streams handled internally])
 644         OG_MULTIARG_ITEM([mad], [Mad], [media streams handled by mad])
 645         OG_MULTIARG_ITEM([sndfile], [sndfile], [media streams handled by sndfile])
 646         OG_MULTIARG_ITEM([sox], [SoX], [media streams handled by sox])
 647         OG_MULTIARG_ITEM([magic], [magic], [file/libmagic support])
 648 ])
 649
 650
 651 dnl Cryptography Options
 652 dnl ====================
 653 OG_OPTION_GROUP(Cryptography options)
 654
 655 OG_ARG_WITH([openssl],
 656         AS_HELP_STRING([--with-openssl],
 657                 [Compile in experimental support for
 658                 OpenSSL libcrypto and libssl.]),
 659         [yes], [YES])
 660
 661 OG_ARG_WITH([gnutls],
 662         AS_HELP_STRING([--with-gnutls],
 663                 [Compile in experimental support for
 664                 GnuTLS transport security.]),
 665         [no], [NO])
 666
 667
 668 dnl Networking Options
 669 dnl ==================
 670 OG_OPTION_GROUP(Networking options)
 671
 672 OG_ARG_WITH([dnet],
 673         AS_HELP_STRING([--with-dnet],
 674                 [Compile with support for DECnet.]),
 675         [no], [NO])
 676
 677 OG_ARG_WITH([socks],
 678         AS_HELP_STRING([--with-socks],
 679                 [Compile with support for SOCKS (an Internet proxy).]),
 680         [auto], [Autodetect])
 681
 682 OG_ARG_WITH([ipv6-cname],
 683         AS_HELP_STRING([--with-ipv6-cname],
 684                 [Try IPv6 information first when canonicalizing host names.
 685                 This option has no effect unless system supports
 686                 getaddrinfo(3) and getnameinfo(3).]),
 687         [no], [NO])
 688
 689 OG_ARG_WITH([pop],
 690         AS_HELP_STRING([--with-pop],
 691                 [Support POP for mail retrieval.]),
 692         [no], [NO])
 693
 694 OG_ARG_WITH([kerberos],
 695         AS_HELP_STRING([--with-kerberos],
 696                 [Support Kerberos-authenticated POP.]),
 697         [no], [NO])
 698
 699 OG_ARG_WITH([hesiod],
 700         AS_HELP_STRING([--with-hesiod],
 701                 [Support Hesiod to get the POP server host.]),
 702         [no], [NO])
 703
 704
 705 dnl File-related Options
 706 dnl ====================
 707 OG_OPTION_GROUP(File-related options)
 708
 709 OG_ARG_WITH([clash-detection],
 710         AS_HELP_STRING([--with-clash-detection],
 711                 [Use lock files to detect multiple edits
 712                 of the same file.]),
 713         [no], [NO])
 714
 715 OG_ARG_WITH([mail-locking],
 716         AS_HELP_STRING([--with-mail-locking=TYPE],
 717                 [Specify the locking to be used by movemail to prevent
 718                 concurrent updates of mail spool files. Valid types
 719                 are `lockf'  `flock'  `file'  `locking'  `pop' or `mmdf'.]),
 720         [auto], [Autodetect], [lockf flock file locking mmdf pop no])
 721
 722
 723 dnl Internationalisation Options
 724 dnl ============================
 725 OG_OPTION_GROUP(Internationalisation options)
 726
 727 OG_ARG_WITH([mule],
 728         AS_HELP_STRING([--with-mule],
 729                 [Compile with Mule (MUlti-Lingual Emacs) support
 730                 needed to support non-Latin-1 (including Asian)
 731                 languages.]),
 732         [yes], [YES])
 733
 734 OG_ARG_WITH([canna],
 735         AS_HELP_STRING([--with-canna],
 736                 [Compile with support for Canna (a Japanese input method
 737                 used in conjunction with Mule support).]),
 738         [auto], [Autodetect when Mule is enabled])
 739
 740 OG_ARG_WITH([wnn],
 741         AS_HELP_STRING([--with-wnn],
 742                 [Compile with support for Wnn (a multi-language input
 743                 method used in conjunction with Mule support).]),
 744         [auto], [Autodetect when Mule is enabled])
 745
 746 OG_ARG_WITH([wnn6],
 747         AS_HELP_STRING([--with-wnn6],
 748                 [Compile with support for the commercial package Wnn6.]),
 749         [auto], [Autodetect when Mule is enabled])
 750
 751
 752
 753 dnl dnl Other Options
 754 dnl dnl =============
 755 dnl OG_OPTION_GROUP(Other options)
 756 dnl
 757
 758 ## -------------------------------------------------------------------------
 759 ## Check for users who regularly forget about running autoconf
 760 ## -------------------------------------------------------------------------
 761 AS_IF([test -f "$0.ac" -a "$0.ac" -nt "$0"],
 762    AC_MSG_ERROR([What are you doing? RUN autoreconf NOW!!!]))
 763
 764 #
 765 # Turn off core generation. We are already verifying the program fails, no need
 766 # poluting the workspace. Of course if you are a SXEmacs developer you may want
 767 # to comemnt this on occasion :-)
 768 ulimit -c 0
 769
 770 ## initialise our nestable msg funs
 771 SXE_INIT_MSG_LEVEL
 772
 773 dnl Small snippet to make echo -n work on solaris
 774 ECHO_N= ECHO_C=
 775 case `echo -n x` in
 776 -n*)
 777         case `echo 'x\c'` in
 778         *c*)
 779                 ;;
 780         *)
 781                 ECHO_C='\c'
 782                 ;;
 783         esac
 784         ;;
 785 *)
 786         ECHO_N='-n'
 787         ;;
 788 esac
 789
 790
 791 echo
 792 echo "Preparing the build chain"
 793 echo "========================="
 794
 795 ## We should brag about ourselves, no?
 796 AC_DEFINE([XEMACS], [1], [Pretend to be an XEmacs])
 797 AC_DEFINE([SXEMACS], [1], [Why not? It's the truth!])
 798
 799 dnl -------------------------------------------------------------------------
 800 dnl Command line argument processing.
 801 dnl -------------------------------------------------------------------------
 802 dnl Check for bogus options
 803 dnl -------------------------------------------------------------------------
 804 SXE_CHECK_COMMAND_LINE
 805
 806 AM_INIT_AUTOMAKE([foreign -Wall])
 807 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
 808 SXE_CHECK_BUILDCHAIN
 809 AC_SUBST(EGREP)
 810
 811 progname=$0
 812 progbasename=$(basename $progname)
 813 progdirname=$(dirname $progname)
 814
 815 ## Build Options
 816 ## =============
 817
 818 echo
 819 echo "Build and System Specific Options"
 820 echo "================================="
 821
 822 SXE_EXPLORE_BUILD_ENVIRONMENT
 823
 824 dnl ----------------------------------------
 825 dnl Find out which version of SXEmacs this is
 826 dnl ----------------------------------------
 827 AC_CHECK_PROG([have_git], [git], [yes], [no])
 828 AC_MSG_CHECKING([for SXEmacs version])
 829 AC_MSG_RESULT([SXEmacs SXEM4CS_VERSION])
 830 dnl Must do the following first to determine verbosity for AC_DEFINE
 831 AS_IF([test -n "[]SXEM4CS_BETA_P[]"],beta=yes,beta=no)
 832 : "${extra_verbose=$beta}"
 833
 834 AC_MSG_CHECKING([for SXEmacs patchlevel])
 835 CURDIR=$(pwd)
 836 cd "$sxe_srcdir"
 837 AS_IF([test "$have_git" = "yes"],
 838             [sxemacs_git_version=`git describe | head -1`])
 839 AS_IF([test -z "$sxemacs_git_version"],
 840         sxemacs_git_version="[]SXEM4CS_GIT_VERSION[]")
 841 AC_MSG_RESULT([$sxemacs_git_version])
 842 version="$sxemacs_git_version"
 843 cd "$CURDIR"
 844 main_version="$sxemacs_git_version"
 845 AC_DEFINE_UNQUOTED([EMACS_MAJOR_VERSION], [SXEM4CS_MAJOR_VERSION], [Description here!])
 846 AC_DEFINE_UNQUOTED([EMACS_MINOR_VERSION], [SXEM4CS_MINOR_VERSION], [Description here!])
 847 old_version=[]SXEM4CS_VERSION[]
 848 if test -n "[]SXEM4CS_BETA_VERSION[]"; then
 849         AC_MSG_CHECKING([if we are a beta version])
 850         if test "$beta" = "yes"; then
 851                 AC_MSG_RESULT([yes])
 852                 AC_DEFINE_UNQUOTED([EMACS_BETA_VERSION], [SXEM4CS_BETA_VERSION],
 853                         [Description here!])
 854         else
 855                 AC_MSG_RESULT([no])
 856                 AC_DEFINE_UNQUOTED([EMACS_PATCH_LEVEL], [SXEM4CS_BETA_VERSION],
 857                         [Description here!])
 858         fi
 859 fi
 860 AC_DEFINE_UNQUOTED([SXEMACS_CODENAME], ["[]SXEM4CS_CODENAME[]"], [Description here!])
 861 AC_DEFINE_UNQUOTED([EMACS_VERSION], ["$version"], [Description here!])
 862 AC_DEFINE_UNQUOTED([SXEMACS_GIT_VERSION], ["$sxemacs_git_version"],
 863         [Description here!])
 864
 865 PROGNAME=sxemacs
 866
 867 AC_DEFINE_UNQUOTED([EMACS_PROGNAME], ["$PROGNAME"], [Description here!])
 868
 869 ## build stuff in lib-src unconditionally
 870 SXE_APPEND([lib-src], [MAKE_SUBDIR])
 871 SXE_APPEND([lib-src], [INSTALL_ARCH_DEP_SUBDIR])
 872
 873 ## C compiler build chain
 874 AC_USE_SYSTEM_EXTENSIONS
 875 AC_LANG([C])
 876 AS_MESSAGE([Let's look for the entire C build chain])
 877 SXE_CHECK_CC
 878 SXE_CHECK_CFLAGS
 879
 880 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 881
 882 ## check machine chars
 883 AS_MESSAGE([Let's have a detailed glance at your machine])
 884 SXE_PROC_CPUID
 885 SXE_PROC_VENDORID
 886 SXE_NPROCESSORS
 887 SXE_CHECK_PROC_GOODNESS
 888
 889
 890 ## Debugging Options
 891 ## =================
 892 ## echo
 893 ## echo "Debugging Options"
 894 ## echo "================="
 895
 896 dnl ----------------------------------
 897 dnl Error checking and debugging flags
 898 dnl ----------------------------------
 899 dnl Error checking default to "yes" in beta versions, to "no" in releases.
 900 dnl Same goes for --enable-debug and --extra-verbosity.
 901 if test "$with_error_checking_extents" = yes; then
 902         have_error_checking_extents="yes"
 903         AC_DEFINE([ERROR_CHECK_EXTENTS], [1], [Description here!])
 904         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 905 fi
 906 if test "$with_error_checking_types" = yes; then
 907         have_error_checking_types="yes"
 908         AC_DEFINE([ERROR_CHECK_TYPECHECK], [1], [Description here!])
 909         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)],
 910                 [assert (assertion)], [
 911                 Make sure that all X... macros are dereferencing the correct type,
 912                 and that all XSET... macros (as much as possible) are setting the
 913                 correct type of structure.  Highly recommended for all
 914                 development work.])
 915         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 916 else
 917         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)], [], [])
 918 fi
 919 if test "$with_error_checking_bufpos" = yes; then
 920         have_error_checking_bufpos="yes"
 921         AC_DEFINE([ERROR_CHECK_BUFPOS], [1], [Description here!])
 922         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)],
 923                 [assert (assertion)], [dnl
 924                 Make sure valid buffer positions are passed to BUF_* macros])
 925         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 926 else
 927         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)], [], [])
 928 fi
 929 if test "$with_error_checking_gc" = yes; then
 930         have_error_checking_gc="yes"
 931         AC_DEFINE([ERROR_CHECK_GC], [1], [Description here!])
 932         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)],
 933                 [assert (assertion)], [dnl
 934                 Attempt to catch bugs related to garbage collection
 935                 (e.g. not GCPRO'ing)])
 936         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 937 else
 938         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)], [], [])
 939 fi
 940 if test "$with_error_checking_malloc" = yes; then
 941         have_error_checking_malloc="yes"
 942         AC_DEFINE([ERROR_CHECK_MALLOC], [1], [Description here!])
 943         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 944 fi
 945 if test "$with_error_checking_byte_code"  = yes; then
 946         have_error_checking_byte_code="yes"
 947         AC_DEFINE([ERROR_CHECK_BYTE_CODE], [1], [Description here!])
 948         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 949 fi
 950 if test "$with_error_checking_glyphs" = yes; then
 951         have_error_checking_glyphs="yes"
 952         AC_DEFINE([ERROR_CHECK_GLYPHS], [1], [Description here!])
 953         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 954 fi
 955
 956 dnl enable_debug=yes must be set when error checking is present.  This should be
 957 dnl fixed up.
 958 dnl with_debug implies other options
 959 if test "${with_debug:=$beta}" = "yes"; then
 960         with_memory_usage_stats=yes
 961         SXE_ADD_CRUFT_OBJS([debug.o])
 962         SXE_ADD_CRUFT_OBJS([tests.o])
 963         AC_DEFINE([DEBUG_SXEMACS], [1], [Description here!])
 964 fi
 965 if test "$with_memory_usage_stats" = "yes"; then
 966         AC_DEFINE([MEMORY_USAGE_STATS], [1], [Description here!])
 967 fi
 968
 969
 970
 971 dnl --------------------------------------------------------------
 972 dnl $opsys detection complete; defaults depending on $opsys follow
 973 dnl --------------------------------------------------------------
 974
 975
 976 dnl --------------------------------------------------------------
 977 dnl WooHoo! pdump is ON always and everywhere! --SY.
 978 dnl --------------------------------------------------------------
 979 with_pdump=yes
 980
 981 if test "$with_dynamic" != "no"; then
 982         case "$opsys" in
 983         hpux* | sunos4* )
 984                 with_dynamic=no
 985                 ;;
 986         *)
 987                 with_dynamic=yes
 988                 ;;
 989         esac
 990 fi
 991 if test "$with_dynamic" = "yes"; then
 992         case "$opsys" in
 993         hpux* | sunos4* | sco5 )
 994                 opsys="${opsys}-shr"
 995                 ;;
 996         decosf* )
 997                 ld_call_shared="-call_shared"
 998                 ;;
 999         darwin* )
1000                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
1001                 if test "x$have_ld_no_pie" != "x"; then
1002                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1003                 fi
1004                 ;;
1005         esac
1006 else dnl "$with_dynamic" = "no"
1007         case "$opsys" in
1008         sol2 )
1009                 echo "Static linking is not supported on Solaris 2."
1010                 echo "Rerun configure without specifying --without-dynamic."
1011                 exit 1
1012                 ;;
1013         linux )
1014                 ld_call_shared="-Bstatic"
1015                 ;;
1016         decosf* )
1017                 ld_call_shared="-non_shared"
1018                 ;;
1019         darwin* )
1020                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
1021                 if test "x$have_ld_no_pie" != "x"; then
1022                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1023                 fi
1024                 ;;
1025         esac
1026 fi
1027
1028 dnl Tools configuration
1029 case "$opsys" in
1030 aix* )
1031         NON_GNU_CC=xlc
1032         ;;      dnl Use xlc by default on AIX
1033 darwin )
1034         RANLIB="ranlib -c"
1035         ;;  dnl Avoid link error in lwlib-config.c
1036         ## this needs rework I think because RANLIB is provided by LT_INIT anyway
1037 esac
1038
1039 stack_trace_eye_catcher=\
1040 `echo ${PROGNAME}_${version}_${ac_cv_build} | sed 'y!@/.-!____!'`
1041 AC_DEFINE_UNQUOTED([STACK_TRACE_EYE_CATCHER], [$stack_trace_eye_catcher],
1042         [Just a very looong string to make traces more readable.])
1043
1044 dnl --------------------------------------------------
1045 dnl Determine the compiler, set up for feature testing
1046 dnl --------------------------------------------------
1047
1048 if test "$with_clash_detection" != "no"; then
1049         AC_DEFINE([CLASH_DETECTION], [1], [Description here!])
1050         SXE_ADD_CRUFT_OBJS([filelock.o])
1051 fi
1052
1053
1054 dnl what exactly do we determine here? and where is it used?
1055 dnl dnl Determine GCC version.
1056 dnl if test "$GCC" = "yes"; then
1057 dnl     AC_RUN_IFELSE([AC_LANG_SOURCE([[
1058 dnl int main ()
1059 dnl {
1060 dnl #if __GNUC__ >= 3
1061 dnl     return 11;
1062 dnl #else
1063 dnl     return 0;
1064 dnl #endif
1065 dnl }]])], [:], [dnl
1066 dnl case "$?" in
1067 dnl 11)
1068 dnl     echo "You appear to be using GCC version 3 or above."
1069 dnl     __GCC3=yes
1070 dnl     ;;
1071 dnl esac], [__GCC3=no])
1072 dnl fi
1073
1074 dnl We don't do AC_PROG_CC for SXEMACS_CC; if we can't trust these people....
1075 : ${SXEMACS_CC:="$CC"}
1076
1077 dnl Figure out what C preprocessor to use.
1078
1079 dnl On Sun systems, people sometimes set up the variable CPP
1080 dnl with a value that is a directory, not an executable at all.
1081 dnl Detect that case, and ignore that value.
1082 test -n "$CPP" -a -d "$CPP" && CPP=
1083
1084 test -n "$NON_GNU_CPP" -a "$GCC" != "yes" -a -z "$CPP" && CPP="$NON_GNU_CPP"
1085
1086 dnl --------------------------------------------------------------------
1087 dnl Compiler feature macros
1088 dnl --------------------------------------------------------------------
1089
1090
1091 dnl --------------------------------------------------------------------
1092 dnl Extract some information from the operating system and machine files
1093 dnl --------------------------------------------------------------------
1094
1095 echo "Extracting information from the machine- and system-dependent headers..."
1096
1097 SXE_CHECK_MACHARCH
1098 SXE_EXTRACT_MACHARCH_INFO
1099
1100 dnl s&m files shouldn't be required to define anything, or even to exist.
1101 dnl So we default SYSTEM_TYPE to the obvious documented standard, `uname -s`,
1102 dnl appropriately emacsulated.
1103 if test -z "$system_type"; then
1104         AC_DEFINE_UNQUOTED([SYSTEM_TYPE],
1105                 ["`uname -s | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`"],
1106                 [Description here!])
1107 fi
1108
1109 dnl If the s&m files don't define a system-specific dumper, simply use pdump.
1110 dnl Sometime in the future, we'll remove all definitions of UNEXEC
1111 dnl from all the s&m files.
1112 test -z "$unexec" && with_pdump=yes
1113
1114 if test "$with_pdump" = "yes"; then
1115         ordinary_link="yes"
1116         ld="${ordinary_ld}"
1117         start_files=
1118         libs_standard=
1119         unexec=
1120         lib_gcc=
1121 fi
1122
1123 dnl dnl For debugging...
1124 dnl SXE_PRINT_VAR([libs_machine libs_system libs_termcap libs_standard
1125 dnl     objects_machine objects_system c_switch_machine c_switch_system
1126 dnl     ld_switch_machine ld_switch_system unexec ld_switch_shared
1127 dnl     ld lib_gcc ld_text_start_addr start_files ordinary_link
1128 dnl     have_terminfo mail_use_flock mail_use_lockf]) && echo ""
1129
1130 dnl bitch at build attempt on win32 machines
1131 case "$opsys" in mingw* | cygwin*)
1132         SXE_DIE("Invalid operation system. Cannot build on win32 machines.")
1133 esac
1134
1135 dnl Non-ordinary link usually requires -lc
1136 test "$ordinary_link" = "no" -a -z "$libs_standard" && libs_standard="-lc"
1137
1138 ## perform compiler specific things
1139 SXE_DO_CC_HACKS
1140 ## machine specific extensions
1141 SXE_CHECK_SIMD_EXTENSIONS
1142
1143 ## some linker flags that might come in handy
1144 SXE_CHECK_LDFLAGS
1145
1146 ## suffices to be defined late, for instance here
1147 SXE_CHECK_PARSER_LEXER
1148
1149 if test "$with_pdump" != "yes"; then
1150         ## GNU ld now defaults to combreloc, which screws up unexec,
1151         ## but not pdump.
1152         ## Note that it's OK if the GNU style long option causes
1153         ## non-GNU ld to barf a usage message, that's often good
1154         ## enough.  Please report it, though.
1155         ## #### Should make this Solaris-friendly.
1156         ## Link with -z nocombreloc for now.
1157         SXE_CHECK_LD_ZFLAG([nocombreloc])
1158         if test "$sxe_cv_ld__z_nocombreloc" = "yes"; then
1159                 SXE_PREPEND_LINKER_FLAG([-z nocombreloc], [ld_switch_site])
1160         fi
1161 fi
1162
1163 dnl Inform compiler that certain flags are meant for the linker
1164 SXE_PROTECT_LINKER_FLAGS(ld_switch_system)
1165 SXE_PROTECT_LINKER_FLAGS(ld_switch_machine)
1166 SXE_PROTECT_LINKER_FLAGS(ld_switch_site)
1167 SXE_PROTECT_LINKER_FLAGS(LDFLAGS)
1168 SXE_PROTECT_LINKER_FLAGS(ld_call_shared)
1169
1170 dnl Add s&m-determined objects to link line
1171 test -n "$objects_machine" && SXE_ADD_CORE_OBJS($objects_machine)
1172 test -n "$objects_system"  && SXE_ADD_CORE_OBJS($objects_system)
1173 test "$with_pdump" = "yes" && SXE_ADD_CORE_OBJS(dumper.o)
1174
1175
1176 dnl Feed s&m crud to src/Makefile
1177
1178 dnl Linux/powerpc needs the following magic for some reason
1179 dnl [Not needed with YellowDog 2.3 and causes link problems with YellowDog 3.0,
1180 dnl the two most popular PowerPC distributions.]
1181 dnl test "$machine$opsys" = "powerpclinux" && start_flags="-T $sxe_srcdir/src/ppc.ldscript"
1182
1183 AC_LANG(C)
1184 if test "$unexec" = "unexaix.o"; then
1185 dnl AIX needs various hacks to make static linking work.
1186   if   test "$with_dynamic" = "no"; then
1187   start_flags="-Wl,-bnso,-bnodelcsect"
1188   test "$GCC" = "yes" && start_flags="-B/bin/ ${start_flags}"
1189   for f in "/lib/syscalls.exp" "/lib/threads.exp"; do
1190     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; fi
1191   done
1192   for f in "/usr/lpp/X11/bin/smt.exp" "/usr/bin/X11/smt.exp"; do
1193     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; break; fi
1194   done
1195   AC_CHECK_LIB([c], [terminateAndUnload], [SXE_APPEND(-lC, libs_system)])
1196   fi
1197 elif test -n "$ld_text_start_addr"; then
1198   start_flags="-T $ld_text_start_addr -e __start"
1199 fi
1200 AC_SUBST(start_flags)
1201
1202 AC_SUBST(ld_switch_shared)
1203 AC_SUBST(start_files)
1204 if test "$ordinary_link" = "no" -a "$GCC" = "yes"; then
1205         if test -z "$linker"; then
1206                 linker='$(CC) -nostdlib'
1207                 SXE_APPEND([-nostdlib], [start_flags])
1208         fi
1209         test -z "$lib_gcc" && lib_gcc='`$(CC) -print-libgcc-file-name`'
1210 fi
1211 test "$GCC" != "yes" && lib_gcc=
1212 AC_SUBST(ld)
1213 AC_SUBST(lib_gcc)
1214
1215
1216
1217 ## ---------------------------------------------------------------
1218 ## Add site and system specific flags to compile and link commands
1219 ## ---------------------------------------------------------------
1220
1221 ## compute those site prefixes
1222 SXE_COMPUTE_SITE_PREFIXES
1223 ## compute a LD_RUN_PATH
1224 SXE_COMPUTE_LD_RUN_PATH
1225
1226
1227 ## some header checks
1228 SXE_CHECK_BASIC_HEADERS
1229 ## the very basic c types
1230 SXE_CHECK_BASIC_TYPES
1231
1232 ## for signalling
1233 SXE_CHECK_SIGNALS
1234
1235 AC_CHECK_MEMBERS([struct stat.st_rdev])
1236 AC_CHECK_TYPES([ptrdiff_t])
1237
1238 ## check whether intptr_t is definied in sys/types.h
1239 SXE_CHECK_INTPTR_T
1240
1241 dnl -lm is required for floating point support, among other things
1242 AC_CHECK_FUNC([sin], [], [AC_CHECK_LIB([m], [sin])])
1243
1244
1245 dnl check for Make feature
1246 AC_PROG_MAKE_SET
1247
1248
1249 dnl check for long file names
1250 AC_SYS_LONG_FILE_NAMES
1251 AC_SYS_LARGEFILE
1252 AC_SYS_INTERPRETER
1253 AC_SYS_POSIX_TERMIOS
1254
1255 AC_FUNC_MALLOC
1256 AC_FUNC_MKTIME
1257
1258 dnl See if mkstemp is available
1259 AC_CHECK_FUNCS([mkstemp])
1260
1261 SXE_CHECK_FILE_LOCK
1262
1263 case "$opsys" in decosf*)
1264         AC_CHECK_LIB([pthreads], [cma_open])
1265         AS_IF([test "$ac_cv_lib_pthreads_cma_open" = "yes"],
1266                 c_switch_site="$c_switch_site -threads")
1267         ;;
1268 esac
1269
1270
1271 dnl ----------------------------------------------------------------
1272 dnl Miscellaneous flags
1273 dnl ----------------------------------------------------------------
1274
1275 AC_MSG_CHECKING(whether the -xildoff compiler flag is required)
1276 if   ${CC-cc} '-###' -xildon  no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ; then
1277   if ${CC-cc} '-###' -xildoff no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ;
1278     then AC_MSG_RESULT(no);
1279     else AC_MSG_RESULT(yes); SXE_APPEND_UNDUP(-xildoff, ld_switch_site)
1280   fi
1281   else AC_MSG_RESULT(no)
1282 fi
1283
1284 dnl Link with "-z ignore" on Solaris if supported
1285 if test "$opsys" = "sol2"; then
1286   if test "$os_release" -ge 506; then
1287     AC_MSG_CHECKING(for "-z ignore" linker flag)
1288     case "`ld -h 2>&1`" in
1289       *-z\ ignore\|record* ) AC_MSG_RESULT(yes)
1290         SXE_PREPEND_UNDUP(-z ignore, ld_switch_site) ;;
1291       *) AC_MSG_RESULT(no) ;;
1292     esac
1293   fi
1294 fi
1295
1296 dnl ----------------------------------------------------------------
1297 dnl Check for Unixoid pty/process support.
1298 dnl ----------------------------------------------------------------
1299
1300 dnl There is no "standard" pty allocation method.  Every system is different.
1301 dnl  getpt()  is the preferred pty allocation method on glibc systems.
1302 dnl _getpty() is the preferred pty allocation method on SGI systems.
1303 dnl grantpt(), unlockpt(), ptsname() are defined by Unix98.
1304 AC_CHECK_FUNCS([getpt _getpty grantpt unlockpt ptsname killpg tcgetpgrp])
1305
1306 dnl openpty() is the preferred pty allocation method on BSD and Tru64 systems.
1307 dnl openpty() might be declared in:
1308 dnl - pty.h (Tru64 or Linux)
1309 dnl - libutil.h (FreeBSD)
1310 dnl - util.h (NetBSD)
1311 AC_CHECK_FUNC(openpty, have_openpty=yes, [
1312   AC_CHECK_LIB(util, openpty, have_openpty=yes need_libutil=yes)])
1313 if test "$have_openpty" = "yes"; then
1314   AC_DEFINE([HAVE_OPENPTY], [1], [Description here!])
1315   AC_CHECK_HEADERS(libutil.h util.h, break)
1316   test "$need_libutil" = "yes" && SXE_APPEND(-lutil, libs_system)
1317 fi
1318
1319 dnl Check for system-specific pty header files
1320 dnl Often the TIOCSIG* symbols are hiding there.
1321 case "$opsys" in
1322   dnl HPUX pty.h #defines TRUE and FALSE, so just use ptyio.h there.
1323   hpux*) AC_CHECK_HEADERS(sys/ptyio.h) ;;
1324   *) AC_CHECK_HEADERS(pty.h)
1325      test "$ac_cv_header_pty_h" = "no" && AC_CHECK_HEADERS(sys/pty.h)
1326      ;;
1327 esac
1328
1329 dnl Check for STREAM support functions.
1330 dnl Confusingly, "str" means both "string" and "SysV Streams".
1331 AC_CHECK_HEADERS(stropts.h)
1332 if test "$ac_cv_header_stropts_h" = "yes"; then
1333   AC_CHECK_FUNCS(isastream)
1334   AC_CHECK_HEADERS(strtio.h) dnl TIOCSIGNAL
1335 fi
1336
1337 dnl Check whether the system provides getloadavg().
1338 AC_CHECK_FUNCS(getloadavg)
1339
1340 if test "$ac_cv_func_getloadavg" = "yes"; then
1341   dnl Solaris 8 declares getloadavg() in <sys/loadavg.h>.
1342   dnl glibc 2.2 declares getloadavg() in <stdlib.h>...
1343   dnl   ...if we #define _GNU_SOURCE, which we do.
1344   AC_CHECK_HEADERS(sys/loadavg.h)
1345 else
1346   dnl We define our own getloadavg() using lower level functions.
1347   SXE_ADD_CRUFT_OBJS([getloadavg.o])
1348
1349   dnl Used by getloadavg() - does not require root priveleges
1350   AC_CHECK_LIB(kstat, kstat_open)
1351   AC_CHECK_HEADERS(kstat.h)
1352
1353   dnl Another way to get the load average
1354   AC_CHECK_LIB(kvm, kvm_read)
1355 fi
1356
1357 dnl If netdb.h does not declare h_errno, we must declare it by hand.
1358 AC_MSG_CHECKING(whether netdb declares h_errno)
1359 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
1360   [[return h_errno;]])],
1361   [AC_MSG_RESULT(yes)
1362    AC_DEFINE([HAVE_H_ERRNO], [1], [Description here!])],
1363   [AC_MSG_RESULT(no)])
1364
1365 AC_MSG_CHECKING([for sigsetjmp])
1366 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1367 #include <setjmp.h>
1368         ]], [[
1369 sigjmp_buf bar;
1370 sigsetjmp (bar, 0);
1371         ]])],
1372         [sxe_cv_c_func_sigsetjmp="yes"],
1373         [sxe_cv_c_func_sigsetjmp="no"])
1374 AC_MSG_RESULT([$sxe_cv_c_func_sigsetjmp])
1375 if test "$sxe_cv_c_func_sigsetjmp" = "yes"; then
1376         AC_DEFINE([HAVE_SIGSETJMP], [1], [Description here!])
1377         AC_DEFINE_UNQUOTED([SETJMP(x)], [sigsetjmp (x, 0)], [dnl
1378                 We want to avoid saving the signal mask if possible, because
1379                 that necessitates a system call.])
1380         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [siglongjmp(x, y)], [dnl
1381                 Description here!])
1382         AC_DEFINE_UNQUOTED([JMP_BUF], [sigjmp_buf], [dnl
1383                 Description here!])
1384 else
1385         AC_DEFINE_UNQUOTED([SETJMP(x)], [setjmp(x)], [dnl
1386                 We want to avoid saving the signal mask if possible, because
1387                 that necessitates a system call.])
1388         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [longjmp(x, y)], [Description here!])
1389         AC_DEFINE_UNQUOTED([JMP_BUF], [jmp_buf], [Description here!])
1390 fi
1391
1392
1393 AC_MSG_CHECKING(whether localtime caches TZ)
1394 AC_CACHE_VAL(emacs_cv_localtime_cache,
1395 [if test "$ac_cv_func_tzset" = "yes"; then
1396 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
1397 #if STDC_HEADERS
1398 # include <stdlib.h>
1399 #endif
1400 extern char **environ;
1401 unset_TZ ()
1402 {
1403   char **from, **to;
1404   for (to = from = environ; (*to = *from); from++)
1405     if (! (to[[0]][[0]] == 'T' && to[[0]][[1]] == 'Z' && to[[0]][[2]] == '='))
1406       to++;
1407 }
1408 char TZ_GMT0[[]] = "TZ=GMT0";
1409 char TZ_PST8[[]] = "TZ=PST8";
1410 main()
1411 {
1412   time_t now = time ((time_t *) 0);
1413   int hour_GMT0, hour_unset;
1414   if (putenv (TZ_GMT0) != 0)
1415     exit (1);
1416   hour_GMT0 = localtime (&now)->tm_hour;
1417   unset_TZ ();
1418   hour_unset = localtime (&now)->tm_hour;
1419   if (putenv (TZ_PST8) != 0)
1420     exit (1);
1421   if (localtime (&now)->tm_hour == hour_GMT0)
1422     exit (1);
1423   unset_TZ ();
1424   if (localtime (&now)->tm_hour != hour_unset)
1425     exit (1);
1426   exit (0);
1427 }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1428 [# If we have tzset, assume the worst when cross-compiling.
1429 emacs_cv_localtime_cache=yes])
1430 else
1431         # If we lack tzset, report that localtime does not cache TZ,
1432         # since we can't invalidate the cache if we don't have tzset.
1433         emacs_cv_localtime_cache=no
1434 fi],[:])dnl
1435 AC_MSG_RESULT($emacs_cv_localtime_cache)
1436 if test $emacs_cv_localtime_cache = yes; then
1437   AC_DEFINE([LOCALTIME_CACHE], [1], [Description here!])
1438 fi
1439
1440
1441 need_alloca_c=no
1442 dnl HP-UX has a working alloca in libPW.
1443 dnl case "${GCC}${opsys}" in hpux* )
1444 dnl  AC_CHECK_FUNC(alloca, [:], [AC_CHECK_LIB(PW, alloca)])
1445 dnl esac
1446
1447 dnl AC_FUNC_ALLOCA doesn't know about DEC C's #pragma intrinsic(alloca)
1448 if test "$__DECC" != "yes"; then
1449         AC_FUNC_ALLOCA
1450         if test -n "$ALLOCA"; then
1451                 SXE_ADD_CRUFT_OBJS([$ALLOCA])
1452                 need_alloca_c=yes
1453         fi
1454 fi
1455
1456 AC_MSG_CHECKING(for working alloca in function calls)
1457 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1458 #if defined (__GNUC__)
1459 #define alloca __builtin_alloca
1460 #elif defined (__DECC)
1461 #include <alloca.h>
1462 #pragma intrinsic(alloca)
1463 #elif defined (HAVE_ALLOCA_H)
1464 #include <alloca.h>
1465 #elif defined (_AIX)
1466 #pragma alloca
1467 #elif ! defined (alloca)
1468 #ifdef C_ALLOCA
1469 #define alloca xemacs_c_alloca
1470 #else
1471 void *alloca ();
1472 #endif /* C_ALLOCA */
1473 #endif /* !defined (alloca) */
1474
1475 void
1476 f1 (double a, void *ptr, int b)
1477 {
1478   unsigned char *ptr2 = (unsigned char *) ptr;
1479   if (ptr2[[0]] != 0xBF || ptr2[[1]] != 0xBF || ptr2[[3000]] != 0xBF)
1480     exit (1);
1481   if (a != 3.1415 || b != -5490)
1482     exit (1);
1483 }
1484
1485 int
1486 f2 (short c, void *ptr, long e)
1487 {
1488   unsigned char *ptr2 = (unsigned char *) ptr;
1489   if (ptr2[[0]] != 0xFB || ptr2[[1]] != 0xFB || ptr2[[1000]] != 0xFB)
1490     exit (1);
1491   if (c != 665 || e != 776776776)
1492     exit (1);
1493   f1 (3.1415, memset (alloca (3001), 0xBF, 3001), -5490);
1494   return 42;
1495 }
1496
1497 int
1498 main (int argc, char *argv[])
1499 {
1500   if (f2 (665, memset (alloca (1001), 0xFB, 1001), 776776776) != 42)
1501     return 1;
1502   return 0;
1503 }
1504 ]])], working_alloca_in_function_calls=yes, working_alloca_in_function_calls=no,
1505 working_alloca_in_function_calls=no)
1506 AC_MSG_RESULT($working_alloca_in_function_calls)
1507 test "$working_alloca_in_function_calls" != "yes" && \
1508   AC_DEFINE([BROKEN_ALLOCA_IN_FUNCTION_CALLS], [1], [Description here!])
1509
1510 AM_CONDITIONAL([NEED_ALLOCA_C], [
1511         test "$working_alloca_in_function_calls" = "yes" && \
1512         test "$need_alloca_c" = "yes"])
1513
1514 dnl Check whether strcoll exists and works correctly. (This does more
1515 dnl than just check for its existence.) If so, it defines HAVE_STRCOLL.
1516 AC_FUNC_STRCOLL
1517
1518 dnl If `getpgrp' takes no argument (the POSIX.1 version), define
1519 dnl `GETPGRP_VOID'.  Otherwise, it is the BSD version, which takes a
1520 dnl process ID as an argument.
1521 AC_CHECK_FUNCS(getpgrp)
1522 AC_FUNC_GETPGRP
1523
1524 dnl We used to call AC_FUNC_MMAP here
1525 dnl Instead we now use following, suggested by Neal Becker
1526 AC_MSG_CHECKING(for working mmap)
1527 case "$opsys" in ultrix* ) have_mmap=no ;; *)
1528 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1529 #include <unistd.h>
1530 #include <fcntl.h>
1531 #include <sys/mman.h>
1532
1533 #ifndef MAP_VARIABLE
1534 #define MAP_VARIABLE 0
1535 #endif
1536
1537 #ifndef MAP_FAILED
1538 #define MAP_FAILED -1
1539 #endif
1540
1541 int main (int argc, char *argv[])
1542 {
1543   int fd = -1;
1544   caddr_t p;
1545 #ifndef MAP_ANONYMOUS
1546   fd = open ("/dev/zero", O_RDWR);
1547   if (fd < 0)
1548     return 1;
1549 #define MAP_ANONYMOUS 0
1550 #endif
1551   if (mmap(0, 1024, PROT_READ | PROT_WRITE,
1552            MAP_PRIVATE | MAP_VARIABLE | MAP_ANONYMOUS,
1553            fd, 0) != (void *) MAP_FAILED)
1554     return 0;
1555   perror ("conftest: mmap failed");
1556   return 1;
1557 }]])], have_mmap=yes, have_mmap=no, have_mmap=no) ;;
1558 esac
1559 AC_MSG_RESULT($have_mmap)
1560 test "$have_mmap" = "yes" && AC_DEFINE([HAVE_MMAP], [1], [Description here!])
1561
1562 dnl rel_alloc requires either GNU malloc or system malloc with mmap
1563 dnl We only turn rel_alloc on by default if mmap is available.
1564 test "$GNU_MALLOC" != "yes" -a "$have_mmap" != "yes" && with_rel_alloc=no
1565 if test "$with_rel_alloc $have_mmap" = "default yes"; then
1566         if test "$doug_lea_malloc" = "yes"; then
1567                 dnl Check if malloc() calls mmap(), making rel_alloc pointless.
1568                 AC_MSG_CHECKING(for M_MMAP_THRESHOLD)
1569                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],[[
1570 #ifndef M_MMAP_THRESHOLD
1571 #error No M_MMAP_THRESHOLD :-(
1572 !@+$%^&*_)(_ - unlikely to compile...
1573 #endif
1574                         ]])], [
1575                         with_rel_alloc=no
1576                         AC_MSG_RESULT(yes)], [
1577                         with_rel_alloc=yes
1578                         AC_MSG_RESULT(no)])
1579         else
1580                 with_rel_alloc=yes
1581         fi
1582 fi
1583 if test "$with_rel_alloc" = "yes"; then
1584         AC_DEFINE([REL_ALLOC], [1], [Description here!])
1585         SXE_ADD_MEMALLOC_OBJS(ralloc.o)
1586 fi
1587
1588 dnl Check for tests/rminal I/O variants
1589 dnl TERMIOS systems may have termio.h, but not vice-versa, I think.
1590 AC_CHECK_HEADER(termios.h,
1591   AC_DEFINE([HAVE_TERMIOS], [1], [Description here!])
1592   AC_DEFINE([SIGNALS_VIA_CHARACTERS], [1], [Description here!])
1593   AC_DEFINE([NO_TERMIO], [1], [Description here!]),
1594   [AC_CHECK_HEADER(termio.h, [AC_DEFINE([HAVE_TERMIO], [1], [Description here!])])])
1595
1596
1597 dnl Check for directory variants
1598 AC_CHECK_HEADER(dirent.h, [AC_DEFINE([SYSV_SYSTEM_DIR], [1], [Description here!])],
1599   [AC_CHECK_HEADER(sys/dir.h, , [AC_DEFINE([NONSYSTEM_DIR_LIBRARY], [1], [Description here!])])])
1600
1601 dnl check for readdir64_r (the reentrant version of readdir64)
1602 AC_CHECK_FUNC(readdir64_r, [AC_DEFINE([HAVE_LARGEFILE], [1], [Description here!])])
1603
1604 dnl Check for nlist.h
1605 AC_CHECK_HEADER([nlist.h], [AC_DEFINE([NLIST_STRUCT], [1], [Description here!])], [])
1606
1607 dnl firstly check for pthread support so that we can use the
1608 dnl asynchronous playing routines
1609
1610 dnl special pthread handling
1611 dnl AIX uses pthreads instead of pthread, and HP/UX uses cma
1612 dnl FreeBSD uses -pthread
1613 AC_CHECK_LIB(pthread, pthread_create)
1614 if test "${ac_cv_lib_pthread_pthread_create}" = "yes"; then
1615         have_threads=yes
1616
1617         SXE_CHECK_COMPILER_FLAGS([-pthreads])
1618         SXE_CHECK_COMPILER_FLAGS([-pthread])
1619         if test "${sxe_cv_c_flags__pthreads}" = "yes"; then
1620                 SXE_PREPEND_UNDUP([-pthreads], [c_switch_site])
1621         fi
1622         if test "${sxe_cv_c_flags__pthread}" = "yes"; then
1623                 SXE_PREPEND_UNDUP([-pthread], [c_switch_site])
1624         fi
1625         SXE_PREPEND([-lpthread], [MM_LIBS])
1626 fi
1627
1628 dnl test for AIX pthreads
1629 AC_CHECK_LIB(pthreads, pthread_create)
1630 if test $ac_cv_lib_pthreads_pthread_create = yes; then
1631   have_threads=yes
1632   SXE_PREPEND(-lpthreads, MM_LIBS)
1633 fi
1634
1635 dnl test for HPUX cma threads.
1636 AC_CHECK_LIB(cma, pthread_create)
1637 if test $ac_cv_lib_cma_pthread_create = yes; then
1638   have_threads=yes
1639   SXE_PREPEND(-lcma, MM_LIBS)
1640 fi
1641
1642 dnl FreeBSD -pthread check
1643 AC_DEFUN([AC_PTHREAD_FREEBSD],
1644 [AC_MSG_CHECKING([if we need -pthread for threads])
1645 AC_CACHE_VAL(ac_cv_ldflag_pthread,
1646         [ac_save_ld_switch_site="$ld_switch_site"
1647         ld_switch_site="-pthread $ld_switch_site"
1648         AC_LINK_IFELSE([AC_LANG_PROGRAM([[char pthread_create();]],
1649         [[char pthread_create();]])],
1650         eval "ac_cv_ldflag_pthread=yes",
1651         eval "ac_cv_ldflag_pthread=no"),
1652         ld_switch_site="$ac_save_ld_switch_site"
1653 ])
1654 if eval "test \"`echo $ac_cv_ldflag_pthread`\" = yes"; then
1655         AC_MSG_RESULT(yes)
1656         have_threads=yes
1657         SXE_PREPEND_UNDUP("-pthread", ld_switch_site)
1658         SXE_PREPEND_UNDUP("-D_THREAD_SAFE", c_switch_site)
1659 else
1660         AC_MSG_RESULT(no)
1661 fi])
1662
1663 dnl If all other thread tests fail, try BSD's -pthread
1664 if test "$have_threads" != yes; then
1665   AC_PTHREAD_FREEBSD
1666 fi
1667
1668 if test "$have_threads" = yes; then
1669   AC_DEFINE([HAVE_THREADS], [1], [Description here!])
1670 fi
1671
1672
1673 ## Internal Options
1674 ## ================
1675
1676 echo
1677 echo "Internal Options"
1678 echo "================"
1679
1680 SXE_CHECK_LIBTOOL
1681 SXE_CHECK_LIBLTDL
1682
1683 dnl ----------------------------------------------------------------
1684 dnl Check for POSIX functions.
1685 dnl ----------------------------------------------------------------
1686
1687 SXE_CHECK_BASIC_FUNS
1688 AC_CHECK_FUNCS([alarm cbrt closedir dup2 eaccess endpwent floor fmod fpathconf frexp fsync ftime ftruncate getaddrinfo getcwd gethostbyname gethostname getnameinfo getpagesize getrlimit gettimeofday getwd isascii link logb lrand48 matherr memchr memmove memset mkdir mktime munmap perror poll pow putenv random re_comp readlink regcomp rename res_init rint rmdir select setitimer setlocale setpgid setsid sigblock sighold sigprocmask snprintf socket sqrt stpcpy strcasecmp strchr strdup strerror strlwr strrchr strspn strtol strupr symlink tzset ulimit umask uname usleep utime vlimit vsnprintf waitpid wcscmp wcslen])
1689
1690
1691 ## combines all these time structures and funs
1692 SXE_CHECK_METRONOME
1693 SXE_CHECK_SUFFICIENCY([metronome], [metronome])
1694
1695 ## check for a sane dirname/realpath
1696 SXE_CHECK_DIRNAME
1697 SXE_CHECK_REALPATH
1698
1699 dnl -----------------------------------
1700 dnl Do some misc autoconf-special tests
1701 dnl -----------------------------------
1702
1703 dnl Do the opsystem or machine files prohibit the use of the GNU malloc?
1704 dnl Assume not, until told otherwise.
1705 GNU_MALLOC=yes
1706 if test "$with_dlmalloc" != "no"; then
1707         doug_lea_malloc=yes
1708 else
1709         doug_lea_malloc=no
1710 fi
1711 after_morecore_hook_exists=yes
1712 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1713 AC_MSG_CHECKING(whether __after_morecore_hook exists)
1714 AC_LINK_IFELSE([AC_LANG_SOURCE([[extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0]])],
1715   [AC_MSG_RESULT(yes)],
1716   [AC_MSG_RESULT(no)
1717    after_morecore_hook_exists=no])
1718 if test "$system_malloc" = "yes" ; then
1719   GNU_MALLOC=no
1720   GNU_MALLOC_reason="
1721     - The GNU allocators don't work with this system configuration."
1722 elif test "$with_system_malloc" = "yes" ; then
1723   GNU_MALLOC=no
1724   GNU_MALLOC_reason="
1725     - User chose not to use GNU allocators."
1726 elif test "$with_debug_malloc" = "yes" ; then
1727   GNU_MALLOC=no
1728   GNU_MALLOC_reason="
1729     - User chose to use Debugging Malloc."
1730 fi
1731
1732 if test "$doug_lea_malloc" = "yes" -a "$GNU_MALLOC" = "yes" ; then
1733         GNU_MALLOC_reason="
1734     - Using Doug Lea's new malloc from the GNU C Library."
1735         AC_DEFINE([DOUG_LEA_MALLOC], [1], [Description here!])
1736         if test "$after_morecore_hook_exists" = "no" ; then
1737                 GNU_MALLOC_reason="
1738     - Using Doug Lea's new malloc from the Linux C Library."
1739         AC_DEFINE([_NO_MALLOC_WARNING_], [1], [Description here!])
1740         fi
1741 fi
1742 AM_CONDITIONAL([USE_MEMALLOC], [test -n "${libmemalloc_objs}"])
1743
1744 dnl #### mcheck is broken in all versions of Linux libc and glibc.
1745 dnl Try this again when 2.1 hits the streets.
1746 dnl Avoid using free-hook.c if support exists for malloc debugging in libc
1747 have_libmcheck=no
1748 if test "$with_error_checking_malloc" = "yes" -a \
1749    "$have_glibc" = "yes" -a \
1750    "$doug_lea_malloc" = "yes"; then
1751         AC_CHECK_HEADERS(mcheck.h)
1752         AC_CHECK_LIB(mcheck, mcheck, [have_libmcheck=yes], [have_libmcheck=no])
1753 fi
1754
1755 if test "$with_module_support" != "no"; then
1756         AS_MESSAGE([checking for module support])
1757         if test "$sxe_cv_feat_libltdl" = "yes"; then
1758                 have_module_support="yes"
1759                 with_module_support="yes"
1760                 SXE_ADD_CRUFT_OBJS([emodules-ng.o])
1761                 AC_DEFINE([HAVE_EMODULES], [1], [Whether emods would be available])
1762                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1763         else
1764                 have_module_support="no"
1765                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1766         fi
1767 fi
1768
1769 AM_CONDITIONAL([DESCEND_MODULES],
1770         [test "$with_module_support $have_module_support" = "yes yes"])
1771 if test "$with_module_support $have_module_support" = "yes"; then
1772         SXE_APPEND([src], [MAKE_SUBDIR])
1773         SXE_APPEND([src], [INSTALL_ARCH_DEP_SUBDIR])
1774         SXE_APPEND([modules], [MAKE_AM_SUBDIR])
1775         SXE_APPEND([modules], [SRC_SUBDIR_DEPS])
1776 dnl else
1777 dnl     MOD_CC="$SXEMACS_CC"
1778 dnl     MODCFLAGS="\$(SXE_CFLAGS) -I../../src -I\$(sxe_srcdir)/../../src"
1779 dnl     INSTALLPATH=""
1780 dnl     MOD_INSTALL_PROGRAM="true"
1781 dnl     OBJECT_TO_BUILD="\$(MODNAME).o"
1782 fi
1783
1784 if test "$with_modules_ase" = "yes"; then
1785         have_modules_ase=yes
1786 fi
1787 if test "$with_static_modules_ase" = "yes"; then
1788         have_static_modules_ase=yes
1789 fi
1790 SXE_EMOD_STATMOD([ase])
1791 if test "$have_modules_ase $have_static_modules_ase" != " "; then
1792         have_ase_cart="yes"
1793         have_ase_dig="yes"
1794         have_ase_intv="yes"
1795         have_ase_metric="yes"
1796         have_ase_nbhood="yes"
1797         have_ase_perm="yes"
1798         have_ase_resclass="yes"
1799 fi
1800 if test "$have_bison" = "yes"; then
1801         if test "$with_modules_cl" = "yes" ; then
1802                 have_modules_cl="yes"
1803         fi
1804         if test "$with_static_modules_cl" = "yes"; then
1805                 have_static_modules_cl="yes"
1806         fi
1807 else
1808         if test "$with_modules_cl" = "yes" -o "$with_static_modules_cl" = "yes"; then
1809                 AC_MSG_WARN([Sorry no bison means no cl module for you.])
1810         fi
1811 fi
1812 SXE_EMOD_STATMOD([cl])
1813
1814 AM_CONDITIONAL([AUTARKIC], [test "0" = "1"])
1815 MODARCHDIR=
1816 MAKE_DOCFILE="$sxe_blddir/lib-src/make-docfile"
1817 ELLMAKEDOC=$MAKE_DOCFILE
1818 ELLCC=$MOD_CC
1819 AC_SUBST(ELLCC)
1820 AC_SUBST(ELLMAKEDOC)
1821 AC_SUBST(with_modules, $with_modules)
1822 AC_SUBST(MOD_CC)
1823 AC_SUBST(MODARCHDIR)
1824 AC_SUBST(MAKE_DOCFILE)
1825 AC_SUBST(MODCFLAGS)
1826 AC_SUBST(INSTALLPATH)
1827 AC_SUBST(MOD_INSTALL_PROGRAM)
1828 AC_SUBST(OBJECT_TO_BUILD)
1829 SXE_SUBST_STATMOD_A
1830
1831 ## FFI support
1832 SXE_CHECK_FFI
1833 SXE_CHECK_SUFFICIENCY([ffi], [FFI support], [
1834         ## additional actions
1835         AC_DEFINE([HAVE_LIBFFI], [1], [Description here!])
1836         HAVE_LIBFFI=yes
1837         FFI_LIBS="-lffi"
1838         SXE_ADD_CRUFT_OBJS([effi.o])
1839 ])
1840
1841 ## ENT support
1842 SXE_CHECK_ENT
1843
1844 ## check for pseudo gaussian numbers
1845 AC_MSG_CHECKING([for pseug (gaussian numbers)])
1846 if test "$sxe_cv_feat_gmp" = "yes"; then
1847         ## the good case
1848         AC_DEFINE([HAVE_PSEUG], [1], [Whether we COULD do gaussian numbers!])
1849         sxe_cv_feat_pseug="yes"
1850 else
1851         sxe_cv_feat_pseug="no"
1852 fi
1853 AC_MSG_RESULT([$sxe_cv_feat_pseug])
1854
1855 ## check for pseudo complex numbers
1856 AC_MSG_CHECKING([for pseuc (pseudo complex numbers)])
1857 if test "$sxe_cv_feat_mpfr" = "yes"; then
1858         ## the good case
1859         AC_DEFINE([HAVE_PSEUC], [1], [Whether we COULD do complex numbers!])
1860         sxe_cv_feat_pseuc="yes"
1861 else
1862         sxe_cv_feat_pseuc="no"
1863 fi
1864 AC_MSG_RESULT([$sxe_cv_feat_pseuc])
1865
1866 ## check for pseudo quaternions
1867 AC_MSG_CHECKING([for quatern (quaternion numbers)])
1868 if test "$sxe_cv_feat_gmp" = "yes"; then
1869         ## the good case
1870         AC_DEFINE([HAVE_QUATERN], [1], [Whether we COULD do quaternions!])
1871         sxe_cv_feat_quatern="yes"
1872 else
1873         sxe_cv_feat_quatern="no"
1874 fi
1875 AC_MSG_RESULT([$sxe_cv_feat_quatern])
1876
1877
1878 ## go through what the PH^Wuser has specified
1879 ## it's a wee bit more complex, so let's go for it
1880 ## we use a dijkstra-if
1881 ent_dijkstra="$with_ent_gmp $sxe_cv_feat_gmp"
1882 if test "$ent_dijkstra" = "yes yes"; then
1883         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1884         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1885         SXE_ADD_ENT_OBJS([ent-gmp.o])
1886         have_ent_gmp="yes"
1887 elif test "$ent_dijkstra" = "yes no"; then
1888         ## pity, we wanted GMP but we dont have it
1889         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1890         have_ent_gmp="no"
1891 elif test "$ent_dijkstra" = "no yes"; then
1892         ## we didn't want GMP but we have it
1893         ## do nothing in that case
1894         have_ent_gmp="no"
1895 elif test "$ent_dijkstra" = "no no"; then
1896         ## great, we didnt opt for GMP and we're lucky, it's not there either
1897         have_ent_gmp="no"
1898 fi
1899
1900 ## evaluate mpfr results
1901 ent_dijkstra="$with_ent_mpfr $sxe_cv_feat_mpfr"
1902 if test "$ent_dijkstra" = "yes yes"; then
1903         ## the good case
1904         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1905         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1906         SXE_ADD_ENT_OBJS([ent-mpfr.o])
1907         have_ent_mpfr="yes"
1908 elif test "$ent_dijkstra" = "yes no"; then
1909         ## we want but can't have
1910         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1911         have_ent_mpfr="no"
1912 elif test "$ent_dijkstra" = "no yes"; then
1913         have_ent_mpfr="no"
1914 elif test "$ent_dijkstra" = "no no"; then
1915         have_ent_mpfr="no"
1916 fi
1917
1918
1919 ## whether to enable gaussian numbers
1920 ent_dijkstra="$with_ent_pseug $sxe_cv_feat_pseug"
1921 if test "$ent_dijkstra" = "yes yes"; then
1922         ## perfick
1923         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1924         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1925         SXE_ADD_ENT_OBJS([ent-gaussian.o])
1926         have_ent_pseug="yes"
1927 elif test "$ent_dijkstra" = "yes no"; then
1928         ## grrrr
1929         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1930         have_ent_pseug="no"
1931 elif test "$ent_dijkstra" = "no yes"; then
1932         have_ent_pseug="no"
1933 elif test "$ent_dijkstra" = "no no"; then
1934         have_ent_pseug="no"
1935 fi
1936
1937 ## whether to enable emulated complex numbers
1938 ent_dijkstra="$with_ent_pseuc $sxe_cv_feat_pseuc $with_ent_mpc $sxe_cv_feat_mpc"
1939 if test "$ent_dijkstra" = "yes yes yes yes"; then
1940         ## skip pseuc usage
1941         have_ent_pseuc="veto"
1942         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1943         AS_MESSAGE([ENT: Built-in support for complex numbers available, dnl
1944 but omitted in favour of MPC.])
1945         omit_ent_pseuc_in_favour_of="mpc"
1946         ## set up to use plain mpc
1947         AC_DEFINE([WITH_MPC], [1], [Description here!])
1948         SXE_PREPEND([$MPC_LIBS], [ENT_LIBS])
1949         SXE_ADD_ENT_OBJS([ent-mpc.o])
1950         have_ent_mpc="yes"
1951 elif test "$ent_dijkstra" = "yes yes yes no"; then
1952         ## user planned to use mpc, hasnt got it though
1953         ## now he's cursed with pseudo complex numbers :)
1954         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1955         have_ent_pseuc="yes"
1956         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1957         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1958         ## we want mpc but can't have, set up that
1959         AC_DEFINE([WITH_MPC], [1], [Description here!])
1960         have_ent_mpc="no"
1961 elif test "$ent_dijkstra" = "yes yes no yes"; then
1962         ## user coulda used mpc but disabled it for whatever reasons ... Wait!
1963         ## Horst, is that you?!
1964         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1965         AS_MESSAGE([ENT: dnl
1966 MPC support for complex numbers IS possible, however YOU think you want dnl
1967 the built-in emulated stuff?  Seriously?  Good, so be it!])
1968         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1969         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1970         have_ent_pseuc="yes"
1971         omit_ent_mpc_in_favour_of="pseuc"
1972         ## however brag that we have mpc
1973         have_ent_mpc="yes"
1974 elif test "$ent_dijkstra" = "yes yes no no"; then
1975         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1976         have_ent_pseuc="yes"
1977         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1978         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1979         have_ent_mpc="no"
1980 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "yes no"; then
1981         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1982         have_ent_pseuc="no"
1983 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no yes"; then
1984         have_ent_pseuc="no"
1985 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no no"; then
1986         have_ent_pseuc="no"
1987 fi
1988
1989 ## whether to enable gaussian numbers
1990 ent_dijkstra="$with_ent_quatern $sxe_cv_feat_quatern"
1991 if test "$ent_dijkstra" = "yes yes"; then
1992         ## perfick
1993         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
1994         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1995         SXE_ADD_ENT_OBJS([ent-quatern.o])
1996         have_ent_quatern="yes"
1997 elif test "$ent_dijkstra" = "yes no"; then
1998         ## grrrr
1999         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
2000         have_ent_quatern="no"
2001 elif test "$ent_dijkstra" = "no yes"; then
2002         have_ent_quatern="no"
2003 elif test "$ent_dijkstra" = "no no"; then
2004         have_ent_quatern="no"
2005 fi
2006
2007 ## elliptic curve support
2008 ent_dijkstra="$with_ent_ecm $sxe_cv_feat_ecm"
2009 if test "$ent_dijkstra" = "yes yes"; then
2010         ## perfick case
2011         AC_DEFINE([WITH_ECM], [1], [Description here!])
2012         SXE_PREPEND([$ECM_LIBS], [ENT_LIBS])
2013         SXE_ADD_ENT_OBJS([ent-ecm.o])
2014         have_ent_ecm="yes"
2015 elif test "$ent_dijkstra" = "no yes"; then
2016         have_ent_ecm="no"
2017 elif test "$ent_dijkstra" = "yes no"; then
2018         AC_DEFINE([WITH_ECM], [1], [Description here!])
2019         have_ent_ecm="no"
2020 elif test "$ent_dijkstra" = "no no"; then
2021         have_ent_ecm="no"
2022 fi
2023
2024
2025 ## Floating operation support is now unconditional
2026 SXE_CHECK_MATHS_VALUES
2027 if test "$ac_cv_sizeof_long_double" != 0; then
2028         ##AC_DEFINE_UNQUOTED([fpfloat], [long double], [Description here!])
2029         ##AC_DEFINE([fpfloat_long_double_p], [1], [Description here!])
2030         fpfloat="long double"
2031         fpfloat_long_double_p=1
2032         have_fpfloat=yes
2033 elif test "$ac_cv_sizeof_double" != 0; then
2034         ##AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2035         ##AC_DEFINE([fpfloat_double_p], [1], [Description here!])
2036         fpfloat="double"
2037         fpfloat_double_p=1
2038         have_fpfloat=yes
2039 else
2040         AS_MESSAGE([Uh oh, no float type is bad news.])
2041         have_fpfloat=no
2042 fi
2043
2044 AC_MSG_CHECKING([if need to add -lm])
2045 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2046 #include <math.h>
2047 ]],[[
2048 return sin(0.0);
2049 ]])], [AC_MSG_RESULT([no])], [
2050         AC_MSG_RESULT([maybe])
2051         save_LIBS=$LIBS
2052         SXE_APPEND([-lm], [LIBS])
2053         AC_MSG_CHECKING([if can add -lm])
2054         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2055 #include <math.h>
2056 ]],[[
2057 return sin(0.0);
2058 ]])], [AC_MSG_RESULT([yes])], [
2059         AC_MSG_RESULT([no])
2060         AC_MSG_WARN([No way to use math functions found. Reverting option append.])
2061         LIBS=$save_LIBS])])
2062
2063
2064
2065 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2066 #include <math.h>
2067 ]],[[
2068 return atanh(1.0) + asinh(1.0) + acosh(1.0);
2069 ]])], [AC_DEFINE([HAVE_INVERSE_HYPERBOLIC], [1], [Description here!])])
2070
2071 if test "$have_fpfloat" = "yes"; then
2072         AC_DEFINE([HAVE_FPFLOAT], [1], [Description here!])
2073
2074         SXE_CHECK_CLEAN_FLOATOPS(
2075                 [have_clean_floatops="yes"], [have_clean_floatops="no"])
2076
2077         ## it would seem odd to define the destiny of our float arithmetic here
2078         if test "$have_clean_floatops" = "yes"; then
2079                 AC_DEFINE_UNQUOTED([fpfloat], [$fpfloat], [Description here!])
2080                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2081                         [${fpfloat_long_double_p:-0}], [Description here!])
2082                 AC_DEFINE_UNQUOTED([fpfloat_double_p],
2083                         [${fpfloat_double_p:-0}], [Description here!])
2084         else
2085                 AS_MESSAGE([downgrading to `double' floats])
2086                 AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2087                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2088                         [0], [Description here!])
2089                 AC_DEFINE([fpfloat_double_p],
2090                         [1], [Description here!])
2091         fi
2092 fi
2093
2094 ## trivial checks, you cannot (yet) turn off internal arithmetic entirely
2095 ## so we always `have' it
2096 dnl with_ent_int=yes
2097 have_ent_int=yes
2098 dnl with_ent_indef=yes
2099 have_ent_indef=yes
2100 dnl with_ent_fpfloat=yes
2101 have_ent_fpfloat=yes
2102 dnl we attempt to always use ent.o
2103 AC_DEFINE([WITH_NUMBER_TYPES], [1], [Description here!])
2104 SXE_SUBST_ENT_OBJS
2105
2106 dnl experimental code support
2107 if test "$with_compre" != "no"; then
2108         AC_MSG_CHECKING([if compre prerequisites are met])
2109         AC_MSG_RESULT([yes])
2110         AC_DEFINE([EF_USE_COMPRE], [1],
2111                 [Whether to provide compiled regular expression!])
2112         have_compre=yes
2113 fi
2114 if test "$with_experimental_features_pom" = "yes"; then
2115         AC_MSG_CHECKING([if pom prerequisites are met])
2116         if test "$have_threads" = "yes"; then
2117                 AC_MSG_RESULT([yes])
2118                 AC_DEFINE([EF_USE_POM], [1],
2119                         [Whether to protect all lisp objects with mutexes!])
2120                 have_experimental_features_pom=yes
2121         else
2122                 AC_MSG_RESULT([no])
2123         fi
2124 fi
2125 if test "$with_experimental_features_asyneq" = "yes"; then
2126         AC_MSG_CHECKING([if asyneq prerequisites are met])
2127         if test "$have_threads" = "yes"; then
2128                 AC_MSG_RESULT([yes])
2129                 AC_DEFINE([EF_USE_ASYNEQ], [1],
2130                         [Whether to setup asynchronous event queues!])
2131                 have_experimental_features_asyneq=yes
2132                 SXE_ADD_EVENTS_OBJS([event-queue.o workers.o worker-asyneq.o])
2133         else
2134                 AC_MSG_RESULT([no])
2135         fi
2136 fi
2137 SXE_SUBST_EVENTS_OBJS
2138
2139 SXE_CHECK_EVENTS
2140 SXE_CHECK_SUFFICIENCY([events], [event system])
2141
2142 ## check asm helpers
2143 SXE_CHECK_ASM_HELPERS
2144
2145 ## compression titbits
2146 SXE_CHECK_ZLIB
2147 SXE_CHECK_BZLIB
2148 SXE_CHECK_LZMA
2149
2150
2151 ## Cryptography Options
2152 ## ====================
2153 echo
2154 echo "Cryptography Options"
2155 echo "===================="
2156
2157 ## in case someone else (ldap, pgsql, etc.) needs it
2158 SXE_CHECK_OPENSSL
2159 SXE_CHECK_SUFFICIENCY([openssl], [OpenSSL support])
2160
2161 dnl OpenSSL
2162 if test "$with_openssl" != "no" -a "$have_openssl" = "yes"; then
2163         SXE_ADD_CRUFT_OBJS([openssl.o])
2164 elif test "$with_openssl" != "no"; then
2165         AC_MSG_WARN([Required OpenSSL support cannot be provided.])
2166         AC_MSG_WARN([Check --with-site-prefixes.])
2167 fi
2168 if test "$have_openssl" = "no" -o "$with_openssl" = "no"; then
2169         OPENSSL_CPPFLAGS=""
2170         OPENSSL_LDFLAGS=""
2171         OPENSSL_LIBS=""
2172 fi
2173 AC_SUBST([OPENSSL_CPPFLAGS])
2174 AC_SUBST([OPENSSL_LDFLAGS])
2175 AC_SUBST([OPENSSL_LIBS])
2176
2177 SXE_CHECK_KERBEROS
2178 SXE_CHECK_KERBEROS5
2179 if test "$with_kerberos" = "yes"; then
2180         AC_DEFINE([WITH_KERBEROS], [1], [Whether kerberos support was requested])
2181         if test "$sxe_cv_feat_kerberos" = "yes"; then
2182                 SXE_PREPEND([$KERBEROS_LIBS], [ld_libs_general])
2183         fi
2184 fi
2185
2186
2187 ## Networking Options
2188 ## ==================
2189 echo
2190 echo "Networking Options"
2191 echo "=================="
2192
2193 SXE_CHECK_SOCKETS
2194 SXE_CHECK_SUFFICIENCY([unix], [unix domain sockets])
2195 SXE_CHECK_SUFFICIENCY([sysvipc], [SysV IPC message])
2196 SXE_CHECK_SUFFICIENCY([sockets], [tcp/udp sockets])
2197 SXE_CHECK_SUFFICIENCY([tcpudp], [tcp/udp sockets])
2198 SXE_CHECK_SUFFICIENCY([multicast], [multicast])
2199
2200 dnl Decnet
2201 if test "$with_dnet" = "yes"; then
2202   AC_CHECK_LIB(dnet, main,
2203     [AC_DEFINE([HAVE_LIBDNET], [1], [Description here!])],
2204     [SXE_DIE("DECnet requested but can't find libdnet")])
2205 fi
2206
2207 dnl Socks support
2208 if test "$with_socks" = "yes"; then
2209   AC_CHECK_LIB(socks, SOCKSinit)
2210   test -n "$ac_cv_lib_socks_SOCKSinit" && AC_DEFINE([HAVE_SOCKS], [1], [Description here!])
2211 fi
2212
2213
2214 ## Window System Features
2215 ## ======================
2216 echo
2217 echo "Window System Features"
2218 echo "======================"
2219
2220 dnl ----------------------
2221 dnl Choose a window system
2222 dnl ----------------------
2223
2224 AS_MESSAGE([checking for specified window system])
2225
2226 if test "$with_x" != "no"; then
2227         if test "$with_x11" != "no"; then
2228                 dnl User-specified --x-includes or --x-libraries implies --with-x11.
2229                 test "$x_includes $x_libraries" != "NONE NONE" && \
2230                         window_system=x11
2231                         with_x11=yes
2232         fi
2233
2234         dnl Autodetection of X11 libraries and includes
2235         dnl -------------------------------------------
2236         dnl AC_PATH_XTRA thinks it can find our X headers and includes, but
2237         dnl it often gets it wrong, so we only use it as a last resort.
2238
2239         dnl $OPENWINHOME implies --x-includes and --x-libraries
2240         dnl Not (yet) handled by autoconf2
2241         if test "$x_includes $x_libraries" = "NONE NONE" \
2242                 -a -n "$OPENWINHOME" \
2243                 -a "$OPENWINHOME" != "/usr/openwin" \
2244                 -a -d "$OPENWINHOME"; then
2245                 test -d "$OPENWINHOME/lib"           && \
2246                         x_libraries="$OPENWINHOME/lib"
2247                 test -d "$OPENWINHOME/include"       && \
2248                         x_includes="$OPENWINHOME/include"
2249                 test -d "$OPENWINHOME/share/include" && \
2250                         x_includes="$OPENWINHOME/share/include"
2251         fi
2252
2253         if test -z "$x_includes" -o \
2254            "$x_includes" = "NONE" -o \
2255            ! -d "$x_includes"; then
2256                 dnl AC_PATH_XTRA often guesses /usr/include, when some other
2257                 dnl include directory is a MUCH better guess (Linux, HP-UX 10.20).
2258                 dnl This is a workaround for idiot (esp. HP) system vendors, who
2259                 dnl provide a /usr/include/X11, but DON'T FULLY POPULATE IT.
2260                 for dir in "/usr/X11" "/usr/X11R7" "/usr/X11R6" \
2261                         "/usr/local" "/usr"; do
2262                         if test -d "$dir/include/X11"; then
2263                                 x_includes="$dir/include"
2264                                 break
2265                         fi
2266                 done
2267         fi
2268
2269         if test -z "$x_libraries" -o \
2270            "$x_libraries" = "NONE" -o \
2271            ! -d "$x_libraries"; then
2272                 for dir in \
2273                         "/usr/X11/lib" \
2274                         "/usr/X11R7/lib" "/usr/lib/X11R7" \
2275                         "/usr/X11R6/lib" "/usr/lib/X11R6" \
2276                         "/usr/local/lib" "/usr/local/lib/X11" \
2277                         "/usr/lib" "/usr/lib/X11"; do
2278                         if test -r "$dir/libX11.a"; then
2279                                 x_libraries="$dir"
2280                                 break
2281                         fi
2282                 done
2283         fi
2284
2285         AC_PATH_XTRA
2286         if test "$with_x11" != "no"; then
2287                 if test "$no_x" = "yes"; then
2288                         with_x11=no
2289                         window_system=none
2290                         HAVE_X_WINDOWS=no
2291                 else
2292                         with_x11=yes
2293                         window_system=x11
2294                         HAVE_X_WINDOWS=yes
2295                 fi
2296         fi
2297 fi
2298
2299 dnl #### wmperry:: !x11 != NONE
2300 dnl case "$with_x11" in
2301 dnl  yes ) window_system=x11  HAVE_X_WINDOWS=yes ;;
2302 dnl  no  ) window_system=none HAVE_X_WINDOWS=no  ;;
2303 dnl esac
2304
2305 AM_CONDITIONAL([DESCEND_LWLIB], [test "$with_x11" = "yes"])
2306 if test "$with_x11" = "yes"; then
2307         AC_DEFINE([HAVE_X_WINDOWS], [1], [Description here!])
2308         AC_DEFINE([NeedFunctionPrototypes], [1], [Description here!])
2309         AC_DEFINE([FUNCPROTO], [15], [Whatever this is.])
2310         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2311         SXE_APPEND([lwlib], [MAKE_SUBDIR])
2312         SXE_APPEND([lwlib], [SRC_SUBDIR_DEPS])
2313
2314         SXE_ADD_SXEUIX11_OBJS([console-x.o device-x.o event-Xt.o frame-x.o])
2315         SXE_ADD_SXEUIX11_OBJS([glyphs-x.o objects-x.o redisplay-x.o select-x.o])
2316         SXE_ADD_SXEUIX11_OBJS([xgccache.o])
2317
2318         SXE_DUMP_LIBS
2319         ## some debian systems are trying to fool us ... now fool them back!
2320         if test -d "$x_includes"; then
2321                 CPPFLAGS="$CPPFLAGS -I$x_includes"
2322         fi
2323         if test -d "$x_libraries"; then
2324                 LDFLAGS="$LDFLAGS -L$x_libraries"
2325         fi
2326
2327         dnl Look for Motif, but only if not found in $x_includes and $x_libraries
2328         AC_CHECK_HEADERS([Xm/Xm.h])
2329         if test "$ac_cv_header_Xm_Xm_h" = "yes"; then
2330                 AC_CHECK_LIB([Xm], [XmStringFree], [got_motif=yes])
2331         fi
2332
2333         if test "$got_motif" != "yes"; then
2334                 dnl Try to find Motif dirs
2335                 dnl These take precedence over other X libs/includes, so PRE-pend
2336                 for lib_dir in \
2337                         "/usr/dt/lib" "/usr/lib/Motif2.1" \
2338                         "/usr/lib/Motif1.2" "/usr/lib/Motif1.1"; do
2339                         inc_dir=`echo $lib_dir | sed -e 's/lib/include/'`
2340                         if test -d "$lib_dir" -a -d "$inc_dir"; then
2341                                 case "$x_libraries" in
2342                                 *"$lib_dir"* )
2343                                         ;;
2344                                 *)
2345                                         x_libraries="$lib_dir $x_libraries"
2346                                         SXE_PREPEND(["-L${lib_dir}"], [X_LIBS])
2347                                         ;;
2348                                 esac
2349                                 case "$x_includes" in
2350                                 "$inc_dir"* )
2351                                         ;;
2352                                 *)
2353                                         x_includes="$inc_dir $x_includes"
2354                                         SXE_PREPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2355                                         ;;
2356                                 esac
2357                                 break; dnl only need ONE Motif implementation!
2358                         fi
2359                 done
2360         fi
2361
2362         dnl Contrib X libs/includes do NOT take precedence, so AP-pend
2363         for rel in "X11R7" "X11R6" "X11R5" "X11R4"; do
2364                 lib_dir="/usr/contrib/$rel/lib" inc_dir="/usr/contrib/$rel/include"
2365                 if test -d "$lib_dir" -a -d "$inc_dir"; then
2366                         case "$x_libraries" in
2367                         *"$lib_dir"* )
2368                                 ;;
2369                         *)
2370                                 x_libraries="$x_libraries $lib_dir"
2371                                 SXE_APPEND(["-L${lib_dir}"], [X_LIBS])
2372                                 ;;
2373                         esac
2374                         case "$x_includes" in
2375                         "$inc_dir"* )
2376                                 ;;
2377                         *)
2378                                 x_includes="$x_includes $inc_dir"
2379                                 SXE_APPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2380                                 ;;
2381                         esac
2382                         break; dnl Only need ONE X11 implementation !
2383                 fi
2384         done
2385
2386         dnl Avoid version mismatch for shared library libXm.so on osf4
2387         case "$opsys" in
2388         decosf*)
2389                 AS_IF([test "$GCC" = yes -a -d "/usr/shlib"],
2390                         SXE_APPEND([-L/usr/shlib], [X_LIBS]))
2391                 ;;
2392         esac
2393
2394         LDFLAGS="$LDFLAGS $X_LIBS"
2395
2396         if test "$extra_verbose" = "yes"; then
2397                 echo
2398                 echo "X11 compilation variables:"
2399                 SXE_PRINT_VAR(x_libraries x_includes
2400                         X_CFLAGS X_LIBS X_PRE_LIBS X_EXTRA_LIBS)
2401                 echo
2402         fi
2403
2404         dnl Set up bitmaps search path.
2405         dnl The original suggestion was to unconditionally to append X11/bitmaps
2406         dnl to each element of $x_includes, I'm pretty sure this is the wrong
2407         dnl thing to do.  We test for bitmaps and X11/bitmaps directories on each
2408         dnl element and add them to BITMAPDIR if they exist.
2409         bitmapdirs=
2410         if test "$x_includes" != NONE; then
2411                 for i in $x_includes; do
2412                         if test -d "$i/bitmaps"; then
2413                                 bitmapdirs="$i/bitmaps:$bitmapdirs"
2414                         fi
2415                         if test -d "$i/X11/bitmaps"; then
2416                                 bitmapdirs="$i/X11/bitmaps:$bitmapdirs"
2417                         fi
2418                 done
2419                 bitmapdirs=`echo "$bitmapdirs" | sed s/.$//`
2420         fi
2421         if test ! -z "$bitmapdirs"; then
2422                 AC_DEFINE_UNQUOTED([BITMAPDIR], ["$bitmapdirs"], [Description here!])
2423         fi
2424
2425 dnl   dnl Autodetect defines extracted from X config by xmkmf, e.g. NARROWPROTO
2426 dnl   AS_MESSAGE(checking for X defines extracted by xmkmf)
2427 dnl   rm -fr conftestdir
2428 dnl   if mkdir conftestdir; then
2429 dnl     cd conftestdir
2430 dnl     cat > Imakefile <<'EOF'
2431 dnl xetest:
2432 dnl     @echo ${PROTO_DEFINES} ${STD_DEFINES}
2433 dnl EOF
2434 dnl     if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
2435 dnl       # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2436 dnl       xmkmf_defines=`${MAKE-make} xetest 2>/dev/null | grep -v make`
2437 dnl     fi
2438 dnl     cd ..
2439 dnl     rm -fr conftestdir
2440 dnl     for word in $xmkmf_defines; do
2441 dnl       case "$word" in
2442 dnl       -D__STDC__*) ;;
2443 dnl       -D* )
2444 dnl     sym=`echo '' $word | sed -e 's:^ *-D::' -e 's:=.*::'`
2445 dnl     case "$word" in
2446 dnl       -D*=* ) val=`echo '' $word | sed -e 's:^.*=::'` ;;
2447 dnl       *     ) val=1 ;;
2448 dnl     esac
2449 dnl dnl Avoid re-AC_DEFINE-ing xmkmf symbols we've already defined above.
2450 dnl     if grep "^#define $sym " confdefs.h >/dev/null; then :; else
2451 dnl       if test "$val" = "1"
2452 dnl         then AC_DEFINE_UNQUOTED([$sym], [], [Description here!])
2453 dnl         else AC_DEFINE_UNQUOTED([$sym], [$val], [Description here!])
2454 dnl       fi
2455 dnl     fi  ;;
2456 dnl       esac
2457 dnl     done
2458 dnl   fi
2459
2460         dnl make sure we can find Intrinsic.h
2461         AC_CHECK_HEADER([X11/Intrinsic.h], [],
2462                 [AC_MSG_ERROR([Unable to find X11 header files. Try using --x-includes=<path> if you know the path, or --with-x=no to disable X11 support.])])
2463
2464         dnl Check some more headers
2465         AC_CHECK_HEADERS([X11/Intrinsic.h X11/StringDefs.h X11/Shell.h X11/ShellP.h],
2466                 [],[],
2467                 [[#if HAVE_X11_INTRINSIC_H
2468                   # include <X11/Intrinsic.h>
2469                   # include <X11/IntrinsicP.h>
2470                   # include <X11/CoreP.h>
2471                   #endif]])
2472
2473         dnl -lXt and -lX11 are required
2474         dnl Some broken systems require the magic "-b i486-linuxaout" flag
2475
2476         dnl Other broken systems will not pass these tests unless the pre and
2477         dnl extra libs are passed on...
2478         LIBS="$LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
2479         AC_CHECK_LIB(X11, XOpenDisplay, have_lib_x11=yes)
2480         if test "$have_lib_x11" != "yes"; then
2481                 AC_CHECK_LIB([X11], [XGetFontProperty],
2482                         [],
2483                         [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.])])
2484         fi
2485         SXE_PREPEND([-lX11], [libs_x])
2486         LIBS="$LIBS -lX11"
2487         if test "$extra_verbose" = "yes"; then
2488                 echo "    Setting libs_x to \"-lX11\""
2489         fi
2490         dnl Autodetect -lXext
2491         AC_CHECK_LIB([Xext], [XShapeSelectInput], [SXE_PREPEND([-lXext], [libs_x])])
2492
2493         dnl Require -lXt
2494         AC_CHECK_LIB([Xt], [XtOpenDisplay], [SXE_PREPEND([-lXt], [libs_x])], [
2495                 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.])])
2496
2497         AC_MSG_CHECKING([the version of X11 being used])
2498         AC_RUN_IFELSE([AC_LANG_SOURCE([[
2499 #include <X11/Intrinsic.h>
2500 int main(int c, char *v[]) { return c>1 ? XlibSpecificationRelease : 0; }]])],
2501                 [./conftest foobar; x11_release=$?],[x11_release=4],[x11_release=4])
2502         AC_MSG_RESULT(R${x11_release})
2503         AC_DEFINE_UNQUOTED([X11_RELEASE], [${x11_release}], [Description here!])
2504
2505         AC_CHECK_FUNCS([XConvertCase])
2506         AC_CHECK_LIB([Xt], [XtRegisterDrawable])
2507         if test "$ac_cv_lib_Xt_XtRegisterDrawable" = "yes"; then
2508                 AC_DEFINE([HAVE_XTREGISTERDRAWABLE], [1], [Description])
2509         fi
2510
2511         AC_CHECK_HEADERS(X11/Xlocale.h)
2512
2513         dnl XFree86 has a non-standard prototype for this X11R6 function
2514         AC_CHECK_FUNCS(XRegisterIMInstantiateCallback)
2515         AC_MSG_CHECKING(for standard XRegisterIMInstantiateCallback prototype)
2516         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2517 #ifndef NeedFunctionPrototypes
2518 #define NeedFunctionPrototypes 1
2519 #endif
2520 #include <X11/Xlib.h>
2521 extern Bool XRegisterIMInstantiateCallback(
2522         Display*, struct _XrmHashBucketRec*, char*, char*, XIMProc, XPointer*);
2523 ]])],
2524         [AC_MSG_RESULT(yes)],
2525         [AC_MSG_RESULT(no)
2526                 AC_DEFINE([XREGISTERIMINSTANTIATECALLBACK_NONSTANDARD_PROTOTYPE],
2527                         [], [Description here!])])
2528
2529         dnl autodetect -lXmu
2530         AC_CHECK_LIB([Xmu], [XmuReadBitmapDataFromFile],
2531                 [with_xmu=yes], [with_xmu=no])
2532         if test "$with_xmu" = "no"; then
2533                 SXE_ADD_SXEUIX11_OBJS([xmu.o])
2534         else
2535                 SXE_PREPEND([-lXmu], [libs_x])
2536                 AC_DEFINE([HAVE_XMU], [1], [Description here!])
2537         fi
2538
2539         dnl Autodetect -lXbsd
2540         dnl #### Someone, please add a better function than main
2541         AC_CHECK_LIB([Xbsd], [main], SXE_PREPEND([-lXbsd], [libs_x]))
2542
2543         dnl restore old values
2544         SXE_RESTORE_LIBS
2545 fi dnl $with_x11 = yes
2546
2547 AC_SUBST([install_pp])
2548
2549 dnl test "$with_dragndrop" != "no" && with_dragndrop="$with_dragndrop_default"
2550 dnl test -z "$window_system" && window_system="none"
2551 with_dragndrop="no"
2552
2553 dnl Test for features that require a window system - ANY window system
2554 if test "$window_system" = "none"; then
2555   for feature in menubars scrollbars toolbars dialogs dragndrop xface
2556   do
2557     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2558        AC_MSG_WARN([--with-$feature ignored:  Not valid without window system support])
2559     fi
2560     eval "with_${feature}=no"
2561   done
2562 else
2563   test -z "with_toolbars" && with_toolbars=yes
2564 fi
2565
2566 dnl Test for features that require X11 support
2567 if test "$with_x11" != "yes"; then
2568   for feature in offix wmcommand xim xmu nas_sound
2569   do
2570     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2571        AC_MSG_WARN([--with-$feature ignored:  Not valid without X support])
2572     fi
2573     eval "with_${feature}=no"
2574   done
2575 fi
2576
2577 dnl Balloon Help requires the Shape extension, not available everywhere,
2578 dnl for example not on AIX 4.3.
2579 if test "$with_x11" = "yes"; then
2580   AC_CHECK_HEADER(X11/extensions/shape.h, [
2581    AC_DEFINE([HAVE_BALLOON_HELP], [1], [Description here!])
2582    SXE_ADD_SXEUIX11_OBJS(balloon_help.o balloon-x.o)
2583    ])
2584 fi
2585
2586 dnl FSF 19.29 has some bitmapdir stuff here.
2587 bitmapdir=
2588
2589 case "$window_system" in
2590   x11  ) HAVE_X_WINDOWS=yes; echo "  Using X11." ;;
2591   none ) HAVE_X_WINDOWS=no ; echo "  Using no window system." ;;
2592 esac
2593
2594 if test -n "$window_system" -a "$window_system" != "none"; then
2595         AC_DEFINE_UNQUOTED([HAVE_WINDOW_SYSTEM], [1], [Description here!])
2596 else
2597     dnl It ought to be reasonable to have no output device at all, and only use
2598     dnl SXEmacs in --batch mode.
2599     if test "$with_tty" = "no" ; then
2600        AC_MSG_WARN([No window system support and no TTY support - You will only be able to use --batch mode.])
2601     fi
2602 fi
2603
2604 case "$x_libraries" in *X11R4* )
2605   test "$opsys" = "hpux9"     && opsysfile="s/hpux9-x11r4.h"
2606   test "$opsys" = "hpux9-shr" && opsysfile="s/hpux9shxr4.h"
2607 esac
2608
2609 dnl Enable or disable proper handling of WM_COMMAND
2610 AS_MESSAGE(checking for WM_COMMAND option);
2611 dnl if test "$with_wmcommand" = "yes"; then
2612 if test "$with_wmcommand" != "no"; then
2613   AC_DEFINE([HAVE_WMCOMMAND], [1], [Description here!])
2614 fi
2615
2616 dnl Autodetect Xauth
2617 dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
2618 test "$with_xauth" != "no" && test "$window_system" = "none" && with_xauth=no
2619 SXE_DUMP_LIBS
2620 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
2621 LDFLAGS="$LDFLAGS $X_LIBS"
2622 AC_CHECK_HEADER([X11/Xauth.h], [:], [with_xauth=no])
2623 AC_CHECK_LIB([Xau], [XauGetAuthByAddr], [:], [with_xauth=no])
2624 if test "$with_xauth" = "yes"; then
2625   AC_DEFINE([HAVE_XAUTH], [1], [Description here!])
2626   SXE_CONSECUTIVE_UNDUP([libs_xauth], [$X_EXTRA_LIBS -lXau $libs_x $X_PRE_LIBS])
2627 fi
2628 SXE_RESTORE_LIBS
2629 AC_SUBST(libs_xauth)
2630
2631 dnl ----------------------
2632 dnl X-Specific Graphics libraries
2633 dnl ----------------------
2634
2635 ## Oki, now that we really need a more exhaustive way to autodetect
2636 ## athena and other widgets we construct a chain.  The elements of
2637 ## that chain are simple atomic tests (provided by AC_DEFUNs).
2638 ## The chain is defined to be:
2639 ##
2640 ## neXtaw -> Xaw3d -> XawXpm -> Xaw95  ->  Xaw  ->  Motif  ->  Nirvana
2641 ## ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^      ^^^      ^^^^^
2642 ##         3d sets                       non-3d   non-athena
2643 ##
2644 ## Now if the user passes a --with-athena=foo option, we jump
2645 ## directly to the according test-suite and in case this fails we jump
2646 ## off the cliff.
2647 ##
2648 ## Attention:
2649 ## We shall perform every test-suite twice, once the correct way, and
2650 ## once with #include'ing the Xfuncproto header.
2651 ## Thanks to the many, many distributions which treat their users
2652 ## like braindead zombies!
2653 ## Especially, I would like to thank Fedora/RedHat for bringing
2654 ## this up. Go on guys, you rock!
2655
2656 ## and now the test chain
2657 if test "$with_x11" = "yes" -a "$with_x" != "no"; then
2658         SXE_CHECK_XTOOLKITS
2659         SXE_CHECK_XT_DEPENDENCIES
2660 else
2661         with_menubars=no
2662         with_scrollbars=no
2663         with_dialogs=no
2664         with_toolbars=no
2665         with_widgets=no
2666 fi
2667
2668 dnl Always compile OffiX unless --without-offix is given, no
2669 dnl X11 support is compiled in, no standard Xmu is available,
2670 dnl or dragndrop support is disabled
2671 dnl Because OffiX support currently loses when more than one display
2672 dnl is in use, we now disable it by default -slb 07/10/1998.
2673 test "$window_system" != "x11" && with_offix=no
2674 if test "$with_xmu" != yes -a "$with_x11" = yes; then
2675   if test "$with_offix" = "yes" ; then
2676     AC_MSG_WARN([--with-offix forced to `no'; no real Xmu support])
2677   fi
2678   with_offix=no
2679 fi
2680 if test "$with_dragndrop" = "no" ; then
2681   if test "$with_offix" = "yes" ; then
2682     AC_MSG_WARN([--with-offix forced to `no'; no generic Drag'n'Drop support])
2683   fi
2684   with_offix=no
2685 fi
2686 if test "$with_offix" = "yes"; then
2687   AC_DEFINE([HAVE_OFFIX_DND], [1], [Description here!])
2688   SXE_APPEND(offix.o, dnd_objs)
2689   SXE_APPEND(OffiX, dragndrop_proto)
2690 fi
2691
2692
2693 ## TTY Options
2694 ## ===========
2695 echo
2696 echo "TTY Options"
2697 echo "==========="
2698
2699
2700 dnl ---------------------
2701 dnl TTY-dependent options
2702 dnl ---------------------
2703
2704 dnl checks for header files
2705 AC_CHECK_HEADERS([libintl.h nlist.h sgtty.h termio.h termios.h])
2706
2707 if test "$with_tty" != "no"  ; then
2708        AS_MESSAGE(checking for TTY-related features)
2709         AC_DEFINE([HAVE_TTY], [1], [Description here!])
2710         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2711         SXE_ADD_SXEUITTY_OBJS([console-tty.o device-tty.o event-tty.o frame-tty.o objects-tty.o redisplay-tty.o cm.o])
2712
2713   dnl Autodetect ncurses.
2714   AC_CHECK_LIB(ncurses, tgetent, , with_ncurses=no)
2715   AC_CHECK_LIB(ncurses, tgetstr, , with_ncurses=no)
2716   AC_CHECK_LIB(ncurses, tparm, , with_ncurses=no)
2717   if test "$with_ncurses" != "no"; then
2718     AC_DEFINE([HAVE_NCURSES], [1], [Description here!])
2719     with_ncurses=yes
2720     AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2721     if test -z "$curses_h_file"; then
2722             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2723     fi
2724     if test -n "$curses_h_file"; then
2725             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2726             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2727     else
2728             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2729             AC_CHECK_HEADER(termcap.h, termcap_h_file=termcap.h)
2730             AC_CHECK_HEADER(term.h,    term_h_file=term.h)
2731     fi
2732     SXE_ADD_SXEUITTY_OBJS(terminfo.o)
2733     SXE_PREPEND(-lncurses, LIBS)
2734
2735     if test -z "$curses_h_file" ; then
2736       dnl Try again, and check for the bogus ncurses/ include bug.
2737       dnl (i.e. ncurses/curses.h bogusly includes <unctrl.h> instead of
2738       dnl <ncurses/unctrl.h>)
2739       save_c_switch_site="$c_switch_site"
2740       c_switch_site="$c_switch_site -I/usr/include/ncurses"
2741       AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2742       if test -z "$curses_h_file"; then
2743             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2744       fi
2745       if test -n "$curses_h_file"; then
2746             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2747             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2748       else
2749             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2750             AC_CHECK_HEADER(termcap.h, curses_h_file=termcap.h)
2751             AC_CHECK_HEADER(term.h,    curses_h_file=term.h)
2752       fi
2753       if test -n "$curses_h_file"
2754         then AC_MSG_WARN([Your system has the bogus ncurses include bug.])
2755         else c_switch_site="$save_c_switch_site"
2756       fi
2757     fi
2758   fi
2759   if test "$with_ncurses" = "no" -o -z "$curses_h_file" ; then
2760
2761     # Check alternate library includes
2762     for lib in curses term terminfo termcap; do
2763         AC_CHECK_HEADER(${lib}.h, [
2764                 eval ${lib}_h_file=${lib}.h
2765                 AC_CHECK_LIB($lib, tgetent, eval have_${lib}=yes, eval have_${lib}=no)
2766                 AC_CHECK_LIB($lib, tgetstr, , eval have_${lib}=no)])
2767     done
2768
2769     for lib in curses terminfo termlib termcap; do
2770           have_lib_eval=`eval echo \\$have_$lib`
2771           if test "$have_lib_eval" = "yes"; then
2772                 AC_CHECK_LIB($lib, tparm,
2773                           SXE_ADD_SXEUITTY_OBJS(terminfo.o),
2774                           SXE_ADD_SXEUITTY_OBJS(tparam.o))
2775                 SXE_PREPEND(-l${lib}, LIBS)
2776                 break
2777           fi
2778     done
2779   fi
2780   if test -n "$curses_h_file"; then
2781         AC_DEFINE_UNQUOTED([HAVE_CURSES_H], [1], [There is a curses.h header file available])
2782   fi
2783   if test -n "$termcap_h_file"; then
2784         AC_DEFINE_UNQUOTED([HAVE_TERMCAP_H], [1], [There is a termcap.h header available])
2785   fi
2786   if test -n "$term_h_file"; then
2787         AC_DEFINE_UNQUOTED([HAVE_TERM_H], [1], [There is a term.h header available])
2788   fi
2789   AC_DEFINE_UNQUOTED([CURSES_H_FILE], ["${curses_h_file-curses.h}"], [The curses.h header file])
2790   AC_DEFINE_UNQUOTED([TERMCAP_H_FILE], ["${termcap_h_file-termcap.h}"], [The termcap.h header file])
2791   AC_DEFINE_UNQUOTED([TERM_H_FILE], ["${term_h_file-term.h}"], [The term.h header file])
2792
2793   dnl General Purpose Mouse (libgpm) support
2794   if test "$with_gpm" != "no"; then
2795     AC_CHECK_HEADER(gpm.h, [
2796       AC_CHECK_LIB(gpm, Gpm_Open, have_gpm=yes)])
2797     if test "$have_gpm" = "yes"; then
2798       with_gpm=yes
2799       AC_DEFINE([HAVE_GPM], [1], [General Purpose Mouse (libgpm) is available])
2800       SXE_ADD_SXEUITTY_OBJS(gpmevent.o)
2801       SXE_PREPEND(-lgpm, LIBS)
2802     else
2803       with_gpm=no
2804     fi
2805   fi
2806
2807 else dnl "$with_tty" = "no"
2808   for feature in ncurses curses termcap terminfo termlib gpm; do
2809     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2810       AC_MSG_WARN([--with-${feature} ignored:  Not valid without TTY support])
2811     fi
2812     eval "with_${feature}=no"
2813   done
2814 fi dnl with_tty
2815
2816 SXE_CHECK_UI_SUFFICIENCY
2817
2818 ## Uncertain options
2819 ## =================
2820 echo
2821 echo "Uncertain options"
2822 echo "================="
2823
2824 ## for native xml support one day
2825 SXE_LANG_CHECK_XML
2826 SXE_CHECK_SUFFICIENCY([libxml2], [xml language])
2827 ## for BoehmGC support one day
2828 SXE_CHECK_BDWGC
2829 SXE_CHECK_SUFFICIENCY([bdwgc], [Boehm-Demers-Weiser GC])
2830
2831 if test "$with_experimental_features_bdwgc" = "yes"; then
2832         AC_MSG_CHECKING([if bdwgc prerequisites are met])
2833         AC_MSG_RESULT([${have_bdwgc}])
2834         have_experimental_features_bdwgc=${have_bdwgc}
2835         if test "${have_bdwgc}" = "yes"; then
2836                 AC_DEFINE([EF_USE_BDWGC], [1],
2837                         [Whether to actually use the BDWGC!])
2838         fi
2839 fi
2840
2841
2842 dnl This one is for the static initializeds variables in
2843 dnl offix.c, so that the thing is dumped after lastfile.o
2844 AC_SUBST(dnd_objs)
2845
2846 dnl Autodetect dll support
2847
2848 LIBSTDCPP=
2849 AC_SUBST(LIBSTDCPP)
2850
2851
2852 ## Multimedia Options
2853 ## ==================
2854 echo
2855 echo "Multimedia Options"
2856 echo "=================="
2857
2858 dnl ----------------------
2859 dnl Graphics libraries
2860 dnl ----------------------
2861
2862 if test "$with_image_xpm" = "yes"; then
2863         SXE_MM_CHECK_XPM([have_image_xpm=yes], [have_image_xpm=no])
2864
2865         AC_MSG_CHECKING([for sufficient xpm support])
2866         if test "$have_image_xpm" = "yes"; then
2867                 AC_MSG_RESULT([yes])
2868                 AC_DEFINE([HAVE_XPM], [1], [Description here!])
2869                 SXE_PREPEND([-lXpm], [MM_LIBS])
2870         else
2871                 AC_MSG_RESULT([no])
2872                 have_image_xpm=no
2873         fi
2874 fi
2875 AM_CONDITIONAL([WITH_BDWGC],
2876         [test "$with_experimental_features_bdwgc" = "yes" -a \
2877               "$have_bdwgc" = "yes"])
2878
2879 if test "$with_image_xface" = "yes"; then
2880         SXE_MM_CHECK_XFACE([have_image_xface=yes], [have_image_xface=no])
2881
2882         AC_MSG_CHECKING([for sufficient xface support])
2883         if test "$have_image_xface" = "yes"; then
2884                 AC_MSG_RESULT([yes])
2885                 AC_DEFINE([HAVE_XFACE], [1], [dnl
2886                         Both compface.h and libcompface have been found.])
2887                 SXE_PREPEND([-lcompface], [MM_LIBS])
2888         else
2889                 AC_MSG_RESULT([no])
2890                 have_image_xface=no
2891         fi
2892 fi
2893
2894 if test "$with_image_gif" = "yes"; then
2895         SXE_MM_CHECK_GIF([have_image_gif=yes], [have_image_gif=no])
2896
2897         AC_MSG_CHECKING([for sufficient gif support])
2898         if test "$have_image_gif" = "yes"; then
2899                 AC_MSG_RESULT([yes])
2900                 AC_DEFINE([HAVE_GIF], [1], [Enable internal GIF decoding])
2901                 SXE_ADD_MM_OBJS(dgif_lib.o gif_io.o)
2902         else
2903                 AC_MSG_RESULT([no])
2904         fi
2905 fi
2906
2907 SXE_MM_SEARCH_INFLATE
2908
2909 if test "$with_image_jpeg" = "yes"; then
2910         SXE_MM_CHECK_JPEG([have_image_jpeg=yes], [have_image_jpeg=no])
2911
2912         AC_MSG_CHECKING([for sufficient jpeg support])
2913         if test "$have_image_jpeg" = "yes"; then
2914                 AC_MSG_RESULT([yes])
2915                 AC_DEFINE([HAVE_JPEG], [1], [
2916                         Both jpeglib.h and libjpeg have been found.])
2917                 SXE_PREPEND([-ljpeg], [MM_LIBS])
2918         else
2919                 AC_MSG_RESULT([no])
2920         fi
2921 fi
2922
2923 if test "$with_image_png" = "yes"; then
2924         AC_DEFINE([WITH_PNG], [1], [Define to 1 if png support is desired.])
2925         SXE_MM_CHECK_PNG([have_image_png="yes"], [have_image_png="no"])
2926
2927         SXE_MSG_CHECKING([for sufficient PNG support])
2928         SXE_MSG_RESULT([${sxe_cv_feat_png}])
2929         if test "$sxe_cv_feat_png" = "yes"; then
2930                 SXE_PREPEND_UNDUP([$PNG_CPPFLAGS], [MM_CPPFLAGS])
2931                 SXE_PREPEND_UNDUP([$PNG_LDFLAGS], [MM_LDFLAGS])
2932                 SXE_PREPEND([$PNG_LIBS], [MM_LIBS])
2933         fi
2934 fi
2935
2936 if test "$with_image_tiff" = "yes"; then
2937         SXE_MM_CHECK_TIFF([have_image_tiff=yes], [have_image_tiff=no])
2938
2939         AC_MSG_CHECKING([for sufficient TIFF support])
2940         if test "$have_image_tiff" = "yes"; then
2941                 AC_MSG_RESULT([yes])
2942                 AC_DEFINE([HAVE_TIFF], [1], [
2943                         Both tiffio.h and libtiff have been found.])
2944                 SXE_PREPEND([-ltiff], [MM_LIBS])
2945         else
2946                 AC_MSG_RESULT([no])
2947         fi
2948 fi
2949
2950 dnl Check for audio output and media stream libraries.
2951
2952 dnl internal media stream analysis support
2953 if test "$with_media_internal" != "no"; then
2954         need_media_internal=yes
2955         have_media_internal=yes
2956 fi
2957
2958 ## Since almost any of the below tests uses pkgconfig we make a
2959 ## once-for-all-times check now
2960 SXE_SEARCH_CONFIG_PROG([pkg-config])
2961
2962 dnl libsndfile support
2963 if test "$with_media_sndfile" != "no"; then
2964         SXE_MM_CHECK_SNDFILE([have_media_sndfile=yes], [have_media_sndfile=no])
2965
2966         AC_MSG_CHECKING([for sufficient sndfile support])
2967         if test "$have_media_sndfile" = "yes"; then
2968                 AC_MSG_RESULT([yes])
2969                 SNDFILE_LIBS=`$PKG_CONFIG --libs sndfile`
2970                 SNDFILE_CPPFLAGS=`$PKG_CONFIG --cflags sndfile`
2971                 SNDFILE_VERSION=`$PKG_CONFIG --modversion sndfile`
2972                 SXE_PREPEND([$SNDFILE_LIBS], [MM_LIBS])
2973                 SXE_PREPEND_UNDUP([$SNDFILE_CPPFLAGS], [MM_CPPFLAGS])
2974                 SXE_ADD_MM_OBJS([media-sndfile.o])
2975                 AC_DEFINE([HAVE_SNDFILE], [1],
2976                         [Whether we appear to have support for the sndfile library!])
2977                 AC_DEFINE_UNQUOTED([SNDFILE_VERSION], [$SNDFILE_VERSION],
2978                         [Version of the sndfile library!])
2979         else
2980                 AC_MSG_RESULT([no])
2981                 have_media_sndfile=no
2982         fi
2983 fi
2984
2985 dnl libavcodec/libavformat/ffmpeg support
2986 if test "$with_media_ffmpeg" != "no"; then
2987         SXE_MM_CHECK_FFMPEG([have_media_ffmpeg=yes], [have_media_ffmpeg=no])
2988
2989         AC_MSG_CHECKING([for sufficient FFmpeg support])
2990
2991         if test "$have_media_ffmpeg" = "yes"; then
2992                 AC_MSG_RESULT([yes])
2993                 FFMPEG_LIBS=`$PKG_CONFIG --libs libavformat`
2994                 FFMPEG_CPPFLAGS=`$PKG_CONFIG --cflags libavformat`
2995                 SXE_PREPEND($FFMPEG_LIBS, MM_LIBS)
2996                 SXE_PREPEND_UNDUP($FFMPEG_CPPFLAGS, MM_CPPFLAGS)
2997                 SXE_ADD_MM_OBJS([media-ffmpeg.o])
2998                 AC_DEFINE([HAVE_FFMPEG], [1], [Description here!])
2999         else
3000                 AC_MSG_RESULT([no])
3001                 have_media_ffmpeg=no
3002         fi
3003 fi
3004
3005 dnl sox support
3006 if test "$with_media_sox" != "no"; then
3007         ## defines $LIBST_CONFIG
3008         SXE_MM_CHECK_SOX([have_media_sox=yes], [have_media_sox=no])
3009
3010         AC_MSG_CHECKING([for sufficient SoX support])
3011         if test "$sxe_cv_feat_sox" = "yes"; then
3012                 AC_MSG_RESULT([yes])
3013                 SXE_ADD_MM_OBJS([media-sox.o])
3014                 SXE_PREPEND_UNDUP([$sox_cppflags], [MM_CPPFLAGS])
3015                 SXE_PREPEND_UNDUP([$sox_ldflags], [MM_LDFLAGS])
3016                 SXE_PREPEND([$sox_libs], [MM_LIBS])
3017                 AC_DEFINE([HAVE_SOX], [1], [Description here!])
3018         else
3019                 AC_MSG_RESULT(no)
3020                 have_media_sox=no
3021         fi
3022 fi
3023
3024 dnl mad support
3025 if test "$with_media_mad" != "no"; then
3026         SXE_MM_CHECK_MAD([have_media_mad=yes], [have_media_mad=no])
3027
3028         AC_MSG_CHECKING([for sufficient mad support])
3029         if test "$have_media_mad" = "yes"; then
3030                 AC_MSG_RESULT([yes])
3031                 SXE_ADD_MM_OBJS([media-mad.o])
3032                 SXE_PREPEND([-lmad], [MM_LIBS])
3033                 AC_DEFINE([HAVE_MAD], [1], [Description here!])
3034         else
3035                 AC_MSG_RESULT(no)
3036                 have_media_mad=no
3037         fi
3038 fi
3039
3040 ## file/libmagic support
3041 if test "$with_media_magic" != "no"; then
3042         SXE_MM_CHECK_MAGIC([have_media_magic=yes], [have_media_magic=no])
3043
3044         AC_MSG_CHECKING([for sufficient magic support])
3045         if test "$have_media_magic" = "yes"; then
3046                 AC_MSG_RESULT([yes])
3047                 SXE_ADD_MM_OBJS([media-magic.o])
3048                 SXE_PREPEND([-lmagic], [MM_LIBS])
3049                 AC_DEFINE([HAVE_MAGIC], [1], [Whether libmagic is available])
3050         else
3051                 AC_MSG_RESULT([no])
3052                 have_media_magic=no
3053         fi
3054 fi
3055
3056
3057 dnl Autodetect OSS sound
3058 AS_MESSAGE([checking for OSS sound support])
3059 dnl test -z "$with_sound_oss" -a -n "$with_oss_sound_lib" && with_sound_oss=yes
3060
3061 dnl Check for Linux/BSD sound (called OSS)
3062 if test "$with_sound_oss" != "no"; then
3063         SXE_MM_CHECK_OSS([have_sound_oss=yes], [have_sound_oss=no])
3064
3065         AC_MSG_CHECKING([for sufficient OSS support])
3066         if test "$have_sound_oss" = "yes"; then
3067                 AC_MSG_RESULT([yes])
3068                 SXE_ADD_MM_OBJS([sound-oss.o])
3069                 AC_DEFINE([HAVE_INTERNAL_SOUND], [1], [Description here!])
3070                 AC_DEFINE([HAVE_OSS_SOUND], [1], [Description here!])
3071         else
3072                 AC_MSG_RESULT([no])
3073                 have_sound_oss=yes
3074         fi
3075 fi
3076
3077 dnl NAS Sound support
3078 if test "$with_sound_nas" != "no"; then
3079         SXE_MM_CHECK_NAS([have_sound_nas=yes], [have_sound_nas=no])
3080
3081         AC_MSG_CHECKING([for sufficient NAS support])
3082         if test "$have_sound_nas" = "yes"; then
3083                 AC_MSG_RESULT([yes])
3084                 AC_DEFINE([HAVE_NAS_SOUND], [1], [Description here!])
3085                 SXE_ADD_MM_OBJS([sound-nas.o])
3086                 SXE_PREPEND([-laudio], [MM_LIBS])
3087         else
3088                 AC_MSG_RESULT([no])
3089                 have_nas_sound=no
3090         fi
3091 fi
3092
3093 dnl ESD Sound support
3094 if test "$with_sound_esd" != "no"; then
3095         SXE_MM_CHECK_ESD([have_sound_esd=yes], [have_sound_esd=no])
3096
3097         AC_MSG_CHECKING([for sufficient ESD support])
3098         if test "$have_sound_esd" = "yes"; then
3099                 AC_MSG_RESULT([yes])
3100                 need_internal_media=yes
3101                 SXE_ADD_MM_OBJS([sound-esd.o])
3102                 ESD_LIBS=$("${ESD_CONFIG}" --libs)
3103                 SXE_PREPEND(["${ESD_LIBS}"], [MM_LIBS])
3104                 AC_DEFINE([HAVE_ESD_SOUND], [1], [Description here!])
3105         else
3106                 AC_MSG_RESULT([no])
3107                 have_esd_sound=no
3108         fi
3109 fi
3110
3111 dnl PulseAudio Sound support
3112 if test "$with_pulseaudio" != "no"; then
3113         SXE_MM_CHECK_PULSE([have_sound_pulse=yes], [have_sound_pulse=no])
3114
3115         AC_MSG_CHECKING([for sufficient PulseAudio support])
3116         if test "$have_sound_pulse" = "yes"; then
3117                 AC_MSG_RESULT([yes])
3118                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse`
3119                 pulse_version=`$PKG_CONFIG --modversion libpulse`
3120                 pulse_major_version=0
3121                 pulse_minor_version=`echo $pulse_version | \
3122                         sed -e "s/0\.\([[0-9]]*\).*/\1/"`
3123                 need_internal_media=yes
3124                 SXE_ADD_MM_OBJS([sound-pulse.o])
3125                 SXE_PREPEND($PULSEAUDIO_LIBS, MM_LIBS)
3126                 AC_DEFINE([HAVE_PULSE_SOUND], [1],
3127                         [Whether to put in support for PulseAudio.])
3128                 AC_DEFINE_UNQUOTED([PULSE_VERSION], [$pulse_minor_version],
3129                         [Version of the underlying pulse lib.])
3130         else
3131                 AC_MSG_RESULT(no)
3132                 have_sound_pulse=no
3133         fi
3134 fi
3135
3136 dnl Jack Sound support
3137 if test "$with_sound_jack" != "no"; then
3138         SXE_MM_CHECK_JACK([have_sound_jack=yes], [have_sound_jack=no])
3139
3140         AC_MSG_CHECKING([for sufficient Jack support])
3141         if test "$have_sound_jack" = "yes"; then
3142                 AC_MSG_RESULT([yes])
3143                 dnl okay, we have Jack on the system, but we have no working
3144                 dnl interface to it :(
3145                 JACK_LIBS=`$PKG_CONFIG --libs jack`
3146                 JACK_VERSION=`$PKG_CONFIG --modversion jack`
3147                 need_internal_media=yes
3148                 SXE_ADD_MM_OBJS([sound-jack.o])
3149                 SXE_PREPEND([$JACK_LIBS], [MM_LIBS])
3150                 AC_DEFINE([HAVE_JACK_SOUND], [1], [Description here!])
3151                 AC_DEFINE_UNQUOTED([JACK_VERSION], [$JACK_VERSION],
3152                         [Description here!])
3153         else
3154                 AC_MSG_RESULT(no)
3155         fi
3156 fi
3157
3158 dnl alsa sound support
3159 if test "$with_sound_alsa" != "no"; then
3160         SXE_MM_CHECK_ALSA([have_sound_alsa=yes], [have_sound_alsa=no])
3161
3162         AC_MSG_CHECKING([for sufficient ALSA support])
3163         if test "$have_sound_alsa" = "yes"; then
3164                 AC_MSG_RESULT([yes])
3165                 SXE_ADD_MM_OBJS([sound-alsa.o])
3166                 SXE_PREPEND([-lasound], [MM_LIBS])
3167         else
3168                 AC_MSG_RESULT(no)
3169                 have_sound_alsa=no
3170         fi
3171 fi
3172
3173 dnl libao sound support
3174 if test "$with_sound_ao" != "no"; then
3175         SXE_MM_CHECK_AO([have_sound_ao=yes], [have_sound_ao=no])
3176
3177         AC_MSG_CHECKING([for sufficient AO support])
3178         if test "$have_sound_ao" = "yes"; then
3179                 AC_MSG_RESULT([yes])
3180                 AO_LIBS=`$PKG_CONFIG --libs ao`
3181                 ao_version=`$PKG_CONFIG --modversion ao`
3182                 SXE_ADD_MM_OBJS([sound-ao.o])
3183                 SXE_PREPEND($AO_LIBS, MM_LIBS)
3184                 AC_DEFINE([HAVE_AO_SOUND], [1], [Description here!])
3185                 AC_DEFINE_UNQUOTED([AO_VERSION], [$ao_version], [Description here!])
3186         else
3187                 AC_MSG_RESULT(no)
3188                 have_sound_ao=no
3189         fi
3190 fi
3191
3192 if test \
3193    "$have_sound_alsa \
3194     $have_sound_ao \
3195     $have_sound_esd \
3196     $have_sound_jack \
3197     $have_sound_nas \
3198     $have_sound_pulse" != "no no no no no no"; then
3199         AC_DEFINE([HAVE_AUDIO], [1], [Description here!])
3200 fi
3201 if test "$need_internal_media" = "yes"; then
3202         with_internal_media=yes
3203         AC_DEFINE([HAVE_INTERNAL_MEDIA], [1], [Description here!])
3204         SXE_ADD_MM_OBJS([media-internal.o])
3205 fi
3206 AC_SUBST([MM_LIBS])
3207 AC_SUBST([MM_CPPFLAGS])
3208 AC_SUBST([MM_LDFLAGS])
3209 SXE_SUBST_MM_OBJS
3210
3211
3212 ## Internationalisation Options
3213 ## ============================
3214 echo
3215 echo "Internationalisation Options"
3216 echo "============================"
3217
3218 dnl ----------------------
3219 dnl Mule-dependent options
3220 dnl ----------------------
3221
3222 dnl if test "$with_mule" = "yes" && test ! -d "$sxe_srcdir/lisp/mule"; then
3223 dnl     echo "Attempt to Build with Mule without Mule/Lisp"
3224 dnl     echo "Please install the SXEmacs/Mule tarball or"
3225 dnl     echo "rerun configure with --with-mule=no"
3226 dnl     exit 1
3227 dnl fi
3228
3229 if test "$with_file_coding" = "yes" && test "$with_mule" = "no"; then
3230   AC_DEFINE([FILE_CODING], [1], [Description here!])
3231   SXE_ADD_MULE_OBJS(file-coding.o)
3232 fi
3233
3234 if test "$with_mule" = "yes" ; then
3235         SXE_CHECK_MULE
3236
3237 else dnl "$with_mule" = "no"
3238         for feature in xim canna wnn; do
3239                 if eval "test -n \"\$with_${feature}\" -a \
3240                         \"\$with_${feature}\" != no" ; then
3241                         AC_MSG_WARN([--with-${feature} ignored:  Not valid without Mule support])
3242                 fi
3243                 eval "with_${feature}=no"
3244         done
3245 fi dnl with_mule
3246 SXE_SUBST_MULE_OBJS
3247 AM_CONDITIONAL([WITH_MULE], [test "$with_mule" = "yes"])
3248
3249
3250 dnl At this point, we know whether we need the motif lib or not.
3251 if test "$need_motif" = "yes" ; then
3252         SXE_PREPEND([-lXm], [libs_x])
3253         dnl AIX needs the following library for use with Motif
3254         AC_CHECK_LIB([i18n], [layout_object_getvalue])
3255         if test "$ac_cv_lib_i18n_layout_object_getvalue" = "yes"; then
3256                 SXE_PREPEND([-li18n], [libs_x])
3257         fi
3258 fi
3259
3260 dnl getaddrinfo() is borked under hpux11
3261 if test "$ac_cv_func_getaddrinfo" != "no" ; then
3262   case "$opsys" in
3263     hpux11 )
3264       AC_MSG_WARN([Use of getaddrinfo is disabled for HP-UX 11.XX.])
3265       ac_cv_func_getaddrinfo=no
3266       ;;
3267   esac
3268 fi
3269
3270
3271 ## Database Options
3272 ## ================
3273 echo
3274 echo "Database Options"
3275 echo "================"
3276
3277 dnl Database support
3278 dnl We do not necessarily have to have libdb/lib(g)dbm for DB/(G)DBM support.
3279 dnl On FreeBSD, both DB and DBM are part of libc.
3280 dnl By default, we check for DBM support in libgdbm, then libc, then libdbm.
3281
3282 ## initialise values
3283 have_database_berkdb=no
3284 have_database_gdbm=no
3285 have_database_dbm=no
3286
3287 if test "$with_database_gdbm $with_database_dbm $with_database_berkdb" \
3288    != "no no no"; then
3289         AS_MESSAGE(checking for database support)
3290 fi
3291
3292 dnl Check for ndbm.h, required for either kind of DBM support.
3293 if test "$with_database_gdbm $with_database_dbm" != "no no"; then
3294         SXE_CHECK_NDBM
3295         if test "$sxe_cv_feat_ndbm" = "no"; then
3296                 have_database_gdbm="no"
3297                 have_database_dbm="no"
3298         fi
3299 fi
3300
3301 dnl Check for DBM support in libgdbm or libgdbm_compat.
3302 if test "$with_database_gdbm" != "no"; then
3303         SXE_CHECK_GDBM
3304
3305         if test "$sxe_cv_feat_gdbm" = "yes"; then
3306                 have_database_gdbm="yes"
3307         else
3308                 have_database_gdbm="no"
3309         fi
3310 fi
3311
3312 dnl Check for DBM support in libc and libdbm.
3313 if test "$with_database_dbm" != "no"; then
3314         SXE_CHECK_DBM
3315
3316         if test "$sxe_cv_feat_gdbm" != "yes" -a \
3317                 "$sxe_cv_feat_dbm" = "yes"; then
3318                 have_database_dbm="yes"
3319         else
3320                 have_database_dbm="no"
3321         fi
3322 fi
3323
3324 dnl Check for Berkeley DB.
3325 if test "$with_database_berkdb" != "no"; then
3326         SXE_CHECK_BERKDB
3327
3328         if test "$sxe_cv_feat_berkdb" = "yes"; then
3329                 have_database_berkdb="yes"
3330         else
3331                 have_database_berkdb="no"
3332         fi
3333 fi
3334
3335 if test "$have_database_gdbm $have_database_dbm $have_database_berkdb" \
3336      != "no no no"; then
3337         AC_DEFINE([HAVE_DATABASE], [1], [Description here!])
3338         SXE_ADD_DB_OBJS([database.o])
3339
3340         SXE_CHECK_NDBM_BERKDB_CONFLICT
3341         if test "$sxe_cv_db_ndbm_berkdb_conflict" = "yes"; then
3342                 ## can't do nothing because the way we designed it
3343                 ## is going to conflict at compile time
3344                 have_database_gdbm="no"
3345                 have_database_dbm="no"
3346
3347         elif test "$have_database_gdbm $have_database_dbm" != "no no"; then
3348                 AC_DEFINE([HAVE_DBM], [1], [Description here!])
3349
3350                 ## Also, tell make about the DBM support we detected.
3351                 if test -n "$libdbm"; then
3352                         SXE_PREPEND([$libdbm], [DB_LIBS])
3353                 fi
3354         fi
3355 fi
3356
3357
3358 dnl Autodetect LDAP
3359 if test "$with_ldap" != "no"; then
3360         SXE_CHECK_LDAP
3361 fi
3362 if test "$have_ldap" = "yes"; then
3363         AC_DEFINE([HAVE_LDAP], [1], [Description here!])
3364         SXE_ADD_DB_OBJS(eldap.o)
3365         if test "$have_ldap_des" = "yes" ; then
3366                 SXE_PREPEND(-ldes, DB_LIBS)
3367         fi
3368         if test "$have_ldap_krb" = "yes" ; then
3369                 SXE_PREPEND(-lkrb, DB_LIBS)
3370         fi
3371         if test "$have_ldap_lber" = "yes" ; then
3372                 SXE_PREPEND(-llber, DB_LIBS)
3373         fi
3374         SXE_PREPEND(-lldap, DB_LIBS)
3375
3376         dnl save our values until here
3377         save_LIBS="$LIBS"
3378         LIBS="$DB_LIBS $LIBS"
3379         AC_CHECK_FUNCS(
3380                 [ldap_set_option ldap_get_lderrno ldap_result2error ldap_parse_result])
3381         dnl and restore
3382         LIBS="$save_LIBS"
3383 fi
3384
3385 dnl Autodetect PostgreSQL
3386 if test "x$with_postgresql" != "xno"; then
3387         SXE_CHECK_POSTGRESQL
3388 fi
3389 SXE_SUBST_DB_OBJS
3390
3391
3392 dnl Usage tracking (undocumented and likely unused option)
3393 if test "$usage_tracking" = "yes"; then
3394   AC_DEFINE([USAGE_TRACKING], [1], [Description here!])
3395   SXE_PREPEND(-Bstatic -lut -Bdynamic, LIBS)
3396 fi
3397
3398 dnl Unfortunately, just because we can link doesn't mean we can run.
3399 dnl One of the above link tests may have succeeded but caused resulting
3400 dnl executables to fail to run.  Also any tests using AC_RUN_IFELSE will
3401 dnl have reported incorrect results.
3402 AC_RUN_IFELSE([AC_LANG_SOURCE([[int main(int c,char *v[]){return 0;}]])],[:],[
3403   echo ""
3404   echo "*** PANIC *** The C compiler can no longer build working executables."
3405   echo "*** PANIC *** Please examine the tail of config.log for runtime errors."
3406   echo "*** PANIC *** The most likely reason for this problem is that configure"
3407   echo "*** PANIC *** links with shared libraries, but those libraries cannot be"
3408   echo "*** PANIC *** found at run time."
3409   echo "*** PANIC ***"
3410   echo "*** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig."
3411   echo "*** PANIC *** On other systems, try telling configure where to find the"
3412   echo "*** PANIC *** shared libraries using the --with-site-runtime-libraries option"
3413   echo "*** PANIC ***"
3414   echo "*** PANIC *** Another way to shoot yourself in the foot is to specify"
3415   echo "*** PANIC *** --with-FEATURE when FEATURE is not actually installed"
3416   echo "*** PANIC *** on your system.  Don't do that."
3417   exit 1], [AS_MESSAGE(cannot cross-compile)])
3418
3419 dnl Process support
3420 AC_DEFINE([HAVE_UNIX_PROCESSES], [1], [Description here!])
3421
3422 dnl --------------------------------
3423 dnl Compute SUBST-itutable variables
3424 dnl --------------------------------
3425
3426 dnl We ignore (C|LD)_SWITCH_X_(MACHINE|SYSTEM)
3427 dnl Use SXE_CONSECUTIVE_UNDUP instead of plain assignment statements to remove extraneous blanks
3428 if test "$with_module_support" = "yes"; then
3429         ld_libs_module=
3430 else
3431         SXE_CONSECUTIVE_UNDUP(ld_libs_module, $ldap_libs $postgresql_libs)
3432 fi
3433
3434 SXE_UNDUP(CFLAGS, $CFLAGS)
3435 SXE_UNDUP(c_switch_general, -DHAVE_CONFIG_H $c_switch_site $c_switch_machine $c_switch_system $CFLAGS $CPPFLAGS)
3436 SXE_UNDUP(c_switch_window_system, $c_switch_x_site $X_CFLAGS)
3437 SXE_UNDUP(c_switch_all, $c_switch_general $c_switch_window_system)
3438 SXE_UNDUP(ld_switch_general, $ld_switch_site $ld_switch_machine $ld_switch_system $ld_switch_run)
3439 SXE_UNDUP(ld_switch_window_system, $ld_switch_x_site)
3440 SXE_UNDUP(ld_switch_all, $ld_switch_general $ld_switch_window_system)
3441 dnl Since some systems need libs to be restated later, we can't just dedup, we can only safely dedup
3442 dnl consecutive occurrences
3443 SXE_CONSECUTIVE_UNDUP(ld_libs_general, $LIBS $libs_machine $libs_system $libs_standard)
3444 SXE_CONSECUTIVE_UNDUP(ld_libs_window_system, $X_EXTRA_LIBS $libs_x $X_PRE_LIBS)
3445 SXE_CONSECUTIVE_UNDUP(ld_libs_all, $OPENSSL_LIBS $DB_LIBS $ENT_LIBS $MM_LIBS $ld_libs_window_system $ld_libs_general $ld_libs_module)
3446
3447 dnl For no-module builds, make the src dir last
3448 if test "$with_module_support" = "no"; then
3449         SXE_APPEND(src, MAKE_SUBDIR)    dnl is that still important?
3450 fi
3451
3452 EMACS=$sxe_blddir/src/$PROGNAME
3453 AC_SUBST(EMACS)
3454
3455 dnl Compute lists of Makefiles and subdirs
3456 AC_SUBST(SRC_SUBDIR_DEPS)
3457 internal_makefile_list="Makefile.in"
3458 SUBDIR_MAKEFILES=''
3459 test -d lock || mkdir lock
3460 for dir in $MAKE_SUBDIR; do
3461   case "$dir" in */* ) dnl Implement mkdir -p
3462     ( for d in `echo $dir | sed 's:/: :g'` ; do
3463         test -d "$d" || mkdir "$d"; cd "$d"
3464       done ) ;;
3465    * ) test -d "$dir" || mkdir "$dir" ;;
3466   esac
3467   SXE_SPACE(SUBDIR_MAKEFILES, $SUBDIR_MAKEFILES $dir/Makefile $dir/Makefile)
3468   SXE_SPACE(internal_makefile_list, $internal_makefile_list $dir/Makefile.in)
3469 done
3470
3471 AC_SUBST(INSTALL_ARCH_DEP_SUBDIR)
3472 AC_SUBST(MAKE_SUBDIR)
3473 AC_SUBST(MAKE_AM_SUBDIR)
3474 AC_SUBST(SUBDIR_MAKEFILES)
3475
3476 dnl ----------------------------------------------
3477 dnl Create some auxiliary files for developers.
3478 dnl ----------------------------------------------
3479
3480 dnl Create a useful TAGS file
3481 if test -f "$sxe_srcdir/TAGS" -a ! -f "TAGS"; then
3482   test "$extra_verbose" = "yes" && echo "creating TAGS"
3483   echo "\f
3484 $sxe_srcdir/TAGS,include" > "TAGS"
3485 fi
3486
3487 dnl Create top level .sbinit for Sun compilers
3488 if test "$__SUNPRO_C" = "yes"; then
3489   test "$extra_verbose" = "yes" && echo "creating .sbinit"
3490   ( echo "# For use with Sun WorkShop's Source browser."
3491     echo "# See sbquery(1) and sbinit(4) for more information"
3492     for dir in $MAKE_SUBDIR; do echo "import $dir"; done
3493   ) > .sbinit
3494 fi
3495
3496 ### whether to build with profile.o
3497 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3498 int main(int c, char *v[])
3499 {
3500 #ifdef HAVE_SETITIMER
3501         return 1;
3502 #else
3503         return 0;
3504 #endif
3505 }]])], [./conftest; have_setitimer=$?],
3506         [have_setitimer=$?],[have_setitimer=0])
3507 AM_CONDITIONAL([HAVE_SETITIMER], [test "$have_setitimer" = "1"])
3508
3509 ## whether to build with sheap.o
3510 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3511 int main(int c, char *v[])
3512 {
3513 #if defined(HEAP_IN_DATA) && !defined(PDUMP)
3514         return 1;
3515 #else
3516         return 0;
3517 #endif
3518 }]])], [./conftest; build_sheap=$?],
3519         [build_sheap=$?],[build_sheap=0])
3520 AM_CONDITIONAL([BUILD_SHEAP], [test "$build_sheap" = "1"])
3521
3522
3523 dnl There are no more compile tests; remove the core they created.
3524 rm -f core
3525
3526 dnl --------------------------------------------------
3527 dnl Substitute into Makefile, config.h and sxe-paths.h
3528 dnl --------------------------------------------------
3529
3530 dnl what sort of things to edit into Makefile, config.h and sxe-paths.h
3531 dnl configuration here uncanonicalized to avoid exceeding size limits.
3532
3533 AC_SUBST(PROGNAME)
3534 AC_SUBST(MULE)
3535 AC_SUBST(HAVE_LIBFFI)
3536 AC_SUBST(version)
3537 AC_SUBST(VERSION)
3538 AC_SUBST(old_version)
3539 AC_SUBST(inststaticdir)
3540 AC_SUBST(instvardir)
3541 AC_SUBST(instvarsepdir)
3542 AC_SUBST(sxe_srcdir)
3543 AC_SUBST(emodsrcdir)
3544 AC_SUBST(sxe_blddir)
3545 AC_SUBST(emodblddir)
3546 AC_SUBST(bindir)
3547 AC_SUBST(datarootdir)
3548 AC_SUBST(datadir)
3549 AC_SUBST(statedir)
3550 AC_SUBST(libdir)
3551 AC_SUBST(mandir)
3552 AC_SUBST(extra_includes)
3553
3554 AC_SUBST(prefix)
3555 AC_SUBST(PREFIX_USER_DEFINED)
3556 dnl Yo, Stephen Bourne!  I want to marry you!
3557 PREFIX=$prefix
3558 while true; do
3559   case "$PREFIX" in
3560     *\$* ) eval "PREFIX=\"${PREFIX}\"" ;;
3561     *) break ;;
3562   esac
3563 done
3564 AC_SUBST(PREFIX)
3565
3566 AC_SUBST(exec_prefix)
3567 AC_SUBST(EXEC_PREFIX_USER_DEFINED)
3568 EXEC_PREFIX=$exec_prefix
3569 while true; do
3570   case "$EXEC_PREFIX" in
3571     *\$* ) eval "EXEC_PREFIX=\"${EXEC_PREFIX}\"" ;;
3572     *) break ;;
3573   esac
3574 done
3575 AC_SUBST(EXEC_PREFIX)
3576
3577 AC_SUBST(infodir)
3578 AC_SUBST(INFODIR_USER_DEFINED)
3579 INFODIR=$infodir
3580 while true; do
3581   case "$INFODIR" in
3582     *\$* ) eval "INFODIR=\"${INFODIR}\"" ;;
3583     *) break ;;
3584   esac
3585 done
3586 AC_SUBST(INFODIR)
3587
3588 AC_SUBST(infopath,$with_infopath)
3589 AC_SUBST(INFOPATH_USER_DEFINED)
3590 INFOPATH=$with_infopath
3591 while true; do
3592   case "$INFOPATH" in
3593     *\$* ) eval "INFOPATH=\"${INFOPATH}\"" ;;
3594     *) break ;;
3595   esac
3596 done
3597 AC_SUBST(INFOPATH)
3598
3599 if test -z "$with_module_path"; then
3600     with_module_path="~/.sxemacs/${configuration}/modules:${libdir}/${PROGNAME}/${configuration}/site-modules:${libdir}/${instvardir}/${configuration}/modules"
3601 fi
3602
3603 AC_SUBST(module_path,$with_module_path)
3604 AC_SUBST(MODULE_PATH_USER_DEFINED)
3605 MODULE_PATH=$with_module_path
3606 while true; do
3607   case "$MODULE_PATH" in
3608     *\$* ) eval "MODULE_PATH=\"${MODULE_PATH}\"" ;;
3609     *) break ;;
3610   esac
3611 done
3612 AC_SUBST(MODULE_PATH)
3613
3614 if test -z "$with_package_prefix" ; then
3615   with_package_prefix=${prefix}/share/sxemacs
3616 fi
3617
3618 if test -z "$with_package_path" && test -n "$with_package_prefix" ; then
3619   if test "$with_mule" = "yes" ; then
3620     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages:~/.sxemacs/mule-packages"
3621     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages:${with_package_prefix}/mule-packages"
3622   else
3623     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages"
3624     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages"
3625   fi
3626 fi
3627
3628 AC_SUBST(package_path,$with_package_path)
3629 AC_SUBST(PACKAGE_PATH_USER_DEFINED)
3630 PACKAGE_PATH=$with_package_path
3631 while true; do
3632   case "$PACKAGE_PATH" in
3633     *\$* ) eval "PACKAGE_PATH=\"${PACKAGE_PATH}\"" ;;
3634     *) break ;;
3635   esac
3636 done
3637 AC_SUBST(PACKAGE_PATH)
3638
3639 AC_SUBST(lispdir, $with_lispdir)
3640 AC_SUBST(LISPDIR_USER_DEFINED)
3641 LISPDIR=$with_lispdir
3642 while true; do
3643   case "$LISPDIR" in
3644     *\$* ) eval "LISPDIR=\"${LISPDIR}\"" ;;
3645     *) break ;;
3646   esac
3647 done
3648 AC_SUBST(LISPDIR)
3649
3650 AC_SUBST(moduledir,$with_moduledir)
3651 AC_SUBST(MODULEDIR_USER_DEFINED)
3652 MODULEDIR=$with_moduledir
3653 while true; do
3654   case "$MODULEDIR" in
3655     *\$* ) eval "MODULEDIR=\"${MODULEDIR}\"" ;;
3656     *) break ;;
3657   esac
3658 done
3659 AC_SUBST(MODULEDIR)
3660
3661 AC_SUBST([sitelispdir], [$with_sitelispdir])
3662 AC_SUBST([SITELISPDIR_USER_DEFINED])
3663 SITELISPDIR=$sitelispdir
3664 while true; do
3665   case "$SITELISPDIR" in
3666     *\$* ) eval "SITELISPDIR=\"${SITELISPDIR}\"" ;;
3667     *) break ;;
3668   esac
3669 done
3670 AC_SUBST(SITELISPDIR)
3671
3672 AC_SUBST(sitemoduledir,$with_sitemoduledir)
3673 AC_SUBST(SITEMODULEDIR_USER_DEFINED)
3674 SITEMODULEDIR=$with_sitemoduledir
3675 while true; do
3676   case "$SITEMODULEDIR" in
3677     *\$* ) eval "SITEMODULEDIR=\"${SITEMODULEDIR}\"" ;;
3678     *) break ;;
3679   esac
3680 done
3681 AC_SUBST(SITEMODULEDIR)
3682
3683 AC_SUBST(etcdir,$with_etcdir)
3684 AC_SUBST(ETCDIR_USER_DEFINED)
3685 ETCDIR=$with_etcdir
3686 while true; do
3687   case "$ETCDIR" in
3688     *\$* ) eval "ETCDIR=\"${ETCDIR}\"" ;;
3689     *) break ;;
3690   esac
3691 done
3692 AC_SUBST(ETCDIR)
3693
3694 AC_SUBST(archlibdir,$with_archlibdir)
3695 AC_SUBST(ARCHLIBDIR_USER_DEFINED)
3696 ARCHLIBDIR=$with_archlibdir
3697 while true; do
3698   case "$ARCHLIBDIR" in
3699     *\$* ) eval "ARCHLIBDIR=\"${ARCHLIBDIR}\"" ;;
3700     *) break ;;
3701   esac
3702 done
3703 AC_SUBST(ARCHLIBDIR)
3704
3705 AC_SUBST(docdir,$with_docdir)
3706 AC_SUBST(DOCDIR_USER_DEFINED)
3707 DOCDIR=$with_docdir
3708 while true; do
3709   case "$DOCDIR" in
3710     *\$* ) eval "DOCDIR=\"${DOCDIR}\"" ;;
3711     *) break ;;
3712   esac
3713 done
3714 AC_SUBST(DOCDIR)
3715
3716 AC_SUBST(docdir)
3717 AC_SUBST(bitmapdir)
3718
3719 dnl The following flags combine all the information from:
3720 dnl - command line options (user always gets priority)
3721 dnl - user environment variables
3722 dnl - determined by configure
3723 dnl - the s&m header files (required for ellcc)
3724 AC_SUBST(machfile)
3725 AC_SUBST(opsysfile)
3726 AC_SUBST(c_switch_general)
3727 AC_SUBST(c_switch_window_system)
3728 AC_SUBST(c_switch_all)
3729 AC_SUBST(ld_switch_general)
3730 AC_SUBST(ld_switch_window_system)
3731 AC_SUBST(ld_switch_all)
3732 AC_SUBST(ld_libs_general)
3733 AC_SUBST(ld_libs_window_system)
3734 AC_SUBST(ld_libs_all)
3735 AC_SUBST(CFLAGS)
3736 AC_SUBST(CPPFLAGS)
3737 AC_SUBST(LDFLAGS)
3738 RECURSIVE_MAKE_ARGS="\$(MFLAGS) CC='\$(CC)' CFLAGS='\$(CFLAGS)' LDFLAGS='\$(LDFLAGS)' CPPFLAGS='\$(CPPFLAGS)'"
3739 if test -z "$MAKE"; then
3740         MAKE=make
3741 fi
3742 case `$MAKE --version 2>/dev/null` in
3743    GNU\ Make*)
3744         AM_MAKEFLAGS="-w $AM_MAKEFLAGS"
3745         RECURSIVE_MAKE_ARGS="-w $RECURSIVE_MAKE_ARGS"
3746    ;;
3747    *)
3748         echo ===================================
3749         echo $MAKE does not seem to be GNU Make
3750         echo If you find makefile errors please try using GNU Make as some
3751         echo autoconf constructs may not be proper for your make variant
3752         echo ===================================
3753    ;;
3754 esac
3755 AC_SUBST(RECURSIVE_MAKE_ARGS)
3756 AC_SUBST(AM_MAKEFLAGS)
3757
3758 AC_SUBST(sound_cflags)
3759 AC_SUBST(AR)
3760 AC_SUBST(RANLIB)
3761
3762 AC_SUBST(SXEMACS_CC)
3763 AC_SUBST(SXE_CFLAGS)
3764
3765 SXE_SUBST_CORE_OBJS()
3766
3767 SXE_SUBST_CRUFT_OBJS
3768
3769 dnl The default is yes
3770 if test "$with_prefix" = "yes"; then
3771   AC_DEFINE([PREFIX_USER_DEFINED], [1], [Description here!])
3772 fi
3773
3774 dnl Should this stay even though --with-site-modules is no longer an
3775 dnl option?  It is used in emacs.c for when the -no-site-modules cmd line
3776 dnl opt is used.  That cmd line opt definitely has usefullness.  Sebastian?
3777 dnl --SY.
3778 dnl The default is yes
3779 if test "$with_site_modules" = "no"; then
3780   AC_DEFINE([INHIBIT_SITE_MODULES], [1], [Description here!])
3781 fi
3782
3783 dnl SXE_SPACE(ac_configure_args, $ac_configure_args)
3784 AC_DEFINE_UNQUOTED([EMACS_CONFIGURATION], ["$ac_cv_build"], [Description here!])
3785 AC_DEFINE_UNQUOTED([EMACS_CONFIG_OPTIONS], ["$ac_configure_args"], [Description here!])
3786
3787 AC_SUBST([srcdir_equals_blddir_p])
3788
3789 dnl Following are deprecated
3790 null_string=""
3791 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE], [$null_string], [Description here!])
3792 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE_AUX], [$null_string], [Description here!])
3793 AC_DEFINE_UNQUOTED([C_SWITCH_X_SITE], [$null_string], [Description here!])
3794 AC_DEFINE_UNQUOTED([LD_SWITCH_SITE], [$null_string], [Description here!])
3795 AC_DEFINE_UNQUOTED([C_SWITCH_SITE], [$null_string], [Description here!])
3796
3797 dnl Note: as a general rule, *only* define things here that are not
3798 dnl autodetected.  For things that are autodetected, define them
3799 dnl at the point where the autodetection occurs or would occur,
3800 dnl so that the user gets immediate feedback on the results of the
3801 dnl autodetection.
3802
3803 if test "$GNU_MALLOC" = "yes"; then
3804         AC_DEFINE([GNU_MALLOC], [1], [Description here!])
3805         SXE_ADD_MEMALLOC_OBJS(vm-limit.o)
3806         if test "$doug_lea_malloc" != "yes"; then
3807                 SXE_ADD_MEMALLOC_OBJS(gmalloc.o)
3808         fi
3809         if test "$with_error_checking_malloc" = "yes"; then
3810                 dnl SXE_ADD_MEMALLOC_OBJS(free-hook.o)
3811                 :
3812         fi
3813 elif test "$with_system_malloc" = "yes" -o "$system_malloc" = "yes"; then
3814         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3815         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3816 elif test "$with_debug_malloc"  = "yes"; then
3817         AC_DEFINE([USE_DEBUG_MALLOC], [1], [Description here!])
3818         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3819         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3820         SXE_APPEND(-ldmalloc, MEMALLOC_LIBS)
3821 else
3822         SXE_ADD_MEMALLOC_OBJS([malloc.o])
3823 fi
3824 test "$GCC" = "yes" && \
3825         AC_DEFINE([USE_GCC], [1], [Description here!])
3826 test "$with_external_widget" = "yes" && \
3827         AC_DEFINE([EXTERNAL_WIDGET], [1], [Description here!])
3828 test "$with_quick_build" = "yes" && \
3829         AC_DEFINE([QUICK_BUILD], [1], [Description here!])
3830 if test "$with_purify" = "yes"; then
3831         AC_DEFINE([PURIFY], [1], [Description here!])
3832         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3833 fi
3834 if test "$with_quantify" = "yes"; then
3835         AC_DEFINE([QUANTIFY], [1], [Description here!])
3836         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3837 fi
3838 test "$with_pop" = "yes" && \
3839         AC_DEFINE([MAIL_USE_POP], [1], [Description here!])
3840 test "$with_hesiod" = "yes" && \
3841         AC_DEFINE([HESIOD], [1], [Description here!])
3842 test "$with_regex_malloc" = "yes" && \
3843         AC_DEFINE([REGEX_MALLOC], [1], [Description here!])
3844 test "$with_ipv6_cname" = "yes" && \
3845         AC_DEFINE([IPV6_CANONICALIZE], [1], [Description here!])
3846 if test "$with_pdump" = "yes"; then
3847         AC_DEFINE([PDUMP], [1], [Description here!])    dnl deprecated!
3848         AC_DEFINE([WITH_PDUMP], [1], [Description here!])
3849 fi
3850
3851 AM_CONDITIONAL([WITH_EXTW], [test "$with_external_widget" = "yes"])
3852 AM_CONDITIONAL([WITH_PDUMP], [test "$with_pdump" = "yes"])
3853 AC_SUBST([MEMALLOC_LIBS])
3854 SXE_SUBST_MEMALLOC_OBJS
3855
3856
3857 AC_DEFINE_UNQUOTED([USER_FULL_NAME], [pw->pw_gecos], [dnl
3858         USER_FULL_NAME returns a string that is the user's full name.
3859         It can assume that the variable `pw' points to the password file
3860         entry for this user.
3861
3862         At some sites, the pw_gecos field contains the user's full name.
3863         If neither this nor any other field contains the right thing, use
3864         pw_name, giving the user's login name, since that is better than
3865         nothing.])
3866
3867 AC_DEFINE([SIGTYPE], [RETSIGTYPE], [SIGTYPE is the macro we actually use])
3868 AC_DEFINE([SIGRETURN], [return], [SIGTYPE is the macro we actually use])
3869
3870 ## finally, redefine VERSION; this has to be done after all tests on C sources
3871 ## were run because otherwise the symbol VERSION would be defined twice and
3872 ## the C compiler would warn, sigh, and due to this stupid -Werror flag we ...
3873 ## tadadada ... will fail to run _any_ C test successfully
3874 AC_DEFINE_UNQUOTED([VERSION], ["$version"], [Version of SXEmacs.])
3875
3876 AH_TOP([
3877 #ifndef INCLUDED_sxe_config_h_
3878 #define INCLUDED_sxe_config_h_
3879
3880 #ifndef NOT_C_CODE
3881 #if defined (__GNUC__)
3882 #define alloca __builtin_alloca
3883 #elif defined __DECC
3884 #include <alloca.h>
3885 #pragma intrinsic(alloca)
3886 #elif defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3887 /* defer #include to end of file */
3888 #elif defined HAVE_ALLOCA_H
3889 #include <alloca.h>
3890 #elif defined(_AIX)
3891 #pragma alloca
3892 #elif ! defined (alloca)
3893 void *alloca();
3894 #endif
3895 #endif  /* C code */
3896 ])
3897
3898 AH_BOTTOM([
3899 /* The configuration script may define `opsysfile' to be the name of
3900    the s/...h file that describes your operating system.
3901    The file name is chosen based on the configuration name. */
3902
3903 #ifdef config_opsysfile
3904 #include config_opsysfile
3905 #endif
3906
3907 /* The configuration script may define `machfile' to be the name of
3908    the m/...h file that describes the machine you are using.
3909    The file name is chosen based on the configuration name. */
3910
3911 #ifdef config_machfile
3912 #include config_machfile
3913 #endif
3914
3915 /* basic system calls */
3916 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3917 # define ENCAPSULATE_READ
3918 # define ENCAPSULATE_WRITE
3919 #endif
3920 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3921 # define ENCAPSULATE_OPEN
3922 #endif
3923 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3924 # define ENCAPSULATE_CLOSE
3925 #endif
3926 /* stdio calls */
3927 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3928 # define ENCAPSULATE_FREAD
3929 # define ENCAPSULATE_FWRITE
3930 #endif
3931 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3932 # define ENCAPSULATE_FOPEN
3933 #endif
3934 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3935 # define ENCAPSULATE_FCLOSE
3936 #endif
3937
3938 #if defined (HAVE_SOCKS) && !defined (DO_NOT_SOCKSIFY)
3939 #define accept Raccept
3940 #define bind Rbind
3941 #define connect Rconnect
3942 #define getsockname Rgetsockname
3943 #define listen Rlisten
3944 #endif                          /* HAVE_SOCKS && !DO_NOT_SOCKSIFY */
3945
3946 #ifndef NOT_C_CODE              /* Actually means C or C++ */
3947 # if defined (__cplusplus)
3948 /* Avoid C++ keywords used as ordinary C identifiers */
3949 #  define class c_class
3950 #  define new   c_new
3951 #  define this  c_this
3952 #  define catch c_catch
3953 #  define EXTERN_C extern "C"
3954 # else                          /* C code */
3955 #  define EXTERN_C extern
3956 # endif
3957 #endif                          /* C or C++ */
3958 /* Strictly speaking, only int or unsigned int are valid types in a
3959    bitfield.  In practice, we would like to use enums as bitfields.
3960    The following should just result in warning avoidance:
3961    warning: nonportable bit-field type */
3962 #ifdef __GNUC__
3963 #define enum_field(enumeration_type) enum enumeration_type
3964 #else
3965 #define enum_field(enumeration_type) unsigned int
3966 #endif
3967
3968 #ifndef NOT_C_CODE
3969 #if defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3970 /* icc's alloca.h pulls in <features.h>,
3971    but that must be done after _GNU_SOURCE and friends are defined */
3972 #include <alloca.h>
3973 #endif
3974 #endif                          /* C code */
3975
3976 #endif  /* INCLUDED_sxe_config_h_ */
3977 ])
3978
3979
3980 dnl -------------------------------------------------------------------------
3981 dnl -------------------------------
3982 dnl Report on what we decided to do
3983 dnl -------------------------------
3984
3985 dnl #### We should tag this as the _build_ environment.
3986 dnl Before doing that, though, must check if tools care about line 1.
3987
3988 (
3989 dnl /etc/osversion is on SONY NEWS-OS
3990 if test -f /etc/osversion; then dnl SONY NEWS-OS
3991   echo "osversion: `cat /etc/osversion`"
3992 else
3993   echo "uname -a: `uname -a`"
3994 fi
3995 echo ""
3996 echo "$0 $ac_configure_args"
3997 ) > Installation
3998
3999 if test ! -z ${emacs_beta_version} ; then
4000   if test -z "${emacs_is_beta}" ; then
4001         sxemacs_betaname=".${emacs_beta_version}"
4002   else
4003         sxemacs_betaname="-b${emacs_beta_version}"
4004   fi
4005 else
4006   sxemacs_betaname=""
4007 fi
4008
4009 dnl -----------------
4010 dnl Talking LFSL now!
4011 dnl -----------------
4012
4013 dnl -----------------------------------
4014 dnl Now generate config.h and Makefiles
4015 dnl -----------------------------------
4016
4017 dnl This has to be called in order for this variable to get into config.status
4018 AC_SUBST([internal_makefile_list])
4019 # Remove any trailing slashes in these variables.
4020 if test -n "$prefix"; then
4021         prefix=`echo '' "$prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4022 fi
4023 if test -n "$exec_prefix"; then
4024         exec_prefix=`echo '' "$exec_prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4025 fi
4026
4027 make_ifeq="ifeq"
4028 make_endif="endif"
4029 make_else="else"
4030 AC_SUBST([make_ifeq])
4031 AC_SUBST([make_endif])
4032 AC_SUBST([make_else])
4033
4034 dnl Coupla things needed for subst'ing into the sxemacs.desktop file
4035 ABS_PROGNAME=${prefix}/bin/${PROGNAME}
4036 ABS_ETCDIR=${ETCDIR}
4037 SXE_CANONICALISE_PATH([ABS_PROGNAME])
4038 SXE_CANONICALISE_PATH([ABS_ETCDIR])
4039 AC_SUBST([ABS_PROGNAME])
4040 AC_SUBST([ABS_ETCDIR])
4041
4042 AC_CONFIG_FILES([src/sxe-paths.h])
4043 AC_CONFIG_FILES([Makefile])
4044 AC_CONFIG_FILES([lib-src/Makefile])
4045 AC_CONFIG_FILES([src/Makefile])
4046 AC_CONFIG_FILES([src/ui/Makefile])
4047 AC_CONFIG_FILES([src/ui/TTY/Makefile])
4048 AC_CONFIG_FILES([src/ui/lwlib/Makefile])
4049 AC_CONFIG_FILES([src/ui/X11/Makefile])
4050 AC_CONFIG_FILES([src/events/Makefile])
4051 AC_CONFIG_FILES([src/ent/Makefile])
4052 AC_CONFIG_FILES([src/media/Makefile])
4053 AC_CONFIG_FILES([src/mem/Makefile])
4054 AC_CONFIG_FILES([src/database/Makefile])
4055 AC_CONFIG_FILES([src/mule/Makefile])
4056 AC_CONFIG_FILES([src/.gdbinit:src/gdbinit])
4057 AC_CONFIG_FILES([src/.dbxrc:src/dbxrc])
4058 AC_CONFIG_FILES([lisp/Makefile])
4059 AC_CONFIG_FILES([info/Makefile])
4060 AC_CONFIG_FILES([tests/Makefile])
4061 AC_CONFIG_FILES([modules/Makefile])
4062 AC_CONFIG_FILES([etc/Makefile])
4063 AC_CONFIG_FILES([etc/sxemacs.desktop])
4064 AC_CONFIG_FILES([sxemacs.pc])
4065 AC_CONFIG_LINKS([.sxemacs.source.tree:])
4066
4067 AC_OUTPUT
4068 SXE_SUMMARY