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

   1 dnl SXEmacs config script for autoconf >=2.60
   2 dnl -------------------------------------------------------------------------
   3 dnl Overrides of standard autoconf macros.
   4
   5 m4_include([sxemacs_version.m4])
   6
   7 dnl -------------------------------------------------------------------------
   8 dnl Autoconf startup.
   9 dnl -------------------------------------------------------------------------
  10
  11 AC_PREREQ([2.62])
  12 AC_INIT([SXEmacs], [SXEM4CS_VERSION], [http://issues.sxemacs.org/])
  13 AC_CONFIG_HEADER([src/config.h])
  14 AC_CONFIG_SRCDIR([src/lisp.h])
  15 AC_CONFIG_AUX_DIR([.])
  16 AC_CONFIG_MACRO_DIR([m4])
  17
  18 dnl -------------------------------------------------------------------------
  19 dnl Local copyright notices.
  20 dnl -------------------------------------------------------------------------
  21
  22 AC_COPYRIGHT(
  23 [#### Configuration script for SXEmacs.  Largely divergent from FSF.
  24 #### Guess values for system-dependent variables and create Makefiles.
  25 #### Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
  26 #### Copyright (C) 1993-1995 Board of Trustees, University of Illinois.
  27 #### Copyright (C) 1996, 1997 Sun Microsystems, Inc.
  28 #### Copyright (C) 1995, 1996, 2002, 2003, 2004 Ben Wing.
  29 #### Copyright (C) 2000, 2001 Martin Buchholz.
  30 #### Copyright (C) 1998, 1999 J. Kean Johnston.
  31 #### Copyright (C) 2005 Malcolm Purvis.
  32 #### Copyright (C) 2005, 2006, 2007 Steve Youngs.
  33 #### Copyright (C) 2006, 2007, 2008 Sebastian Freundt.
  34 #### Copyright (C) 2007, 2010, 2011 Nelson Ferreira
  35
  36 ### Don't edit this script!
  37 ### This script was automatically generated by the `autoconf' program
  38 ### from the file `./configure.ac'.
  39 ### To rebuild it, execute the command
  40 ###     autoconf
  41 ### in the this directory.
  42
  43 ### This file is part of SXEmacs.
  44
  45 ### SXEmacs is free software: you can redistribute it and/or modify
  46 ### it under the terms of the GNU General Public License as published by
  47 ### the Free Software Foundation, either version 3 of the License, or
  48 ### (at your option) any later version.
  49
  50 ### SXEmacs is distributed in the hope that it will be useful,
  51 ### but WITHOUT ANY WARRANTY; without even the implied warranty of
  52 ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  53 ### GNU General Public License for more details.
  54
  55 ### You should have received a copy of the GNU General Public License
  56 ### along with this program.  If not, see <http://www.gnu.org/licenses/>.
  57
  58 ### Parts of SXEmacs are also distributed under a BSD-like licence.
  59 ### Check file headers for more information.
  60
  61 ### For usage, run `./configure --help'
  62 ### For more detailed information on building and installing SXEmacs,
  63 ### read the file `INSTALL'.
  64 ###
  65 ### If configure succeeds, it leaves its status in config.status.
  66 ### A log of configuration tests can be found in config.log.
  67 ### If configure fails after disturbing the status quo,
  68 ###     config.status is removed.
  69 ])
  70
  71 AC_REVISION([SXEM4CS_GIT_VERSION])
  72
  73
  74 dnl Build Options
  75 dnl =============
  76 OG_OPTION_GROUP(Build Options)
  77
  78 OG_ARG_WITH([prefix],
  79         AS_HELP_STRING([--with-prefix@<:@=ARG@:>@],
  80                 [Whether to compile the value of --prefix into the executable.]),
  81         [yes], [YES (DO compile prefix into the executable)])
  82
  83 OG_ARG_WITH([sitemoduledir],
  84         AS_HELP_STRING([--with-sitemoduledir=DIR],
  85                 [Directory for loadable modules that are not part of
  86                 the SXEmacs core distribution (3rd party emodules).]),
  87         [none], [$prefix/lib/sxemacs/$build/site-modules], [og_any],
  88         [AC_DEFINE([SITEMODULEDIR_USER_DEFINED], [1],
  89                 [sitemoduledir has been specified on the configure line.])],
  90         [with_sitemoduledir='${libdir}/${PROGNAME}/${configuration}/site-modules'])
  91
  92 OG_ARG_WITH([site-includes],
  93         AS_HELP_STRING([--with-site-includes=PATH],
  94                 [Colon separated list of _extra_ include directories
  95                 to search for headers.]),
  96         [none], [None], [og_any])
  97
  98 OG_ARG_WITH([site-libraries],
  99         AS_HELP_STRING([--with-site-libraries=PATH],
 100                 [Colon separated list of extra lib directories to
 101                 search for libraries. (Default: None)]),
 102         [none], [None], [og_any])
 103
 104 OG_ARG_WITH([site-prefixes],
 105         AS_HELP_STRING([--with-site-prefixes=PATH],
 106                 [Colon separated list of extra prefix directories to
 107                 search for headers and libraries.  Sometimes this can
 108                 be used instead of specifying both
 109                 --with-site-includes and
 110                 --with-site-libraries.]),
 111         [none], [None], [og_any])
 112
 113 OG_ARG_WITH([lispdir],
 114         AS_HELP_STRING([--with-lispdir=DIR],
 115                 [Where to install core lisp files.]),
 116         [none], [$prefix/lib/sxemacs-$version/lisp], [og_any],
 117         [AC_DEFINE([LISPDIR_USER_DEFINED], [1],
 118                 [lispdir has been specified on the configure line.])],
 119         [with_lispdir='${datadir}/${instvardir}/lisp'])
 120
 121 OG_ARG_WITH([archlibdir],
 122         AS_HELP_STRING([--with-archlibdir=DIR],
 123                 [Directory for arch-dependent files.]),
 124         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 125         [AC_DEFINE([ARCHLIBDIR_USER_DEFINED], [1],
 126                 [archlibdir has been specified on the configure line.])],
 127         [with_archlibdir='${libdir}/${instvardir}/${configuration}'])
 128
 129 OG_ARG_WITH([moduledir],
 130         AS_HELP_STRING([--with-moduledir=DIR],
 131                 [Directory for loadable modules.]),
 132         [none], [$prefix/lib/sxemacs-$version/$build/modules], [og_any],
 133         [AC_DEFINE([MODULEDIR_USER_DEFINED], [1],
 134                 [moduledir has been specified on the configure line.])],
 135         [with_moduledir='${libdir}/${instvardir}/${configuration}/modules'])
 136
 137 OG_ARG_WITH([etcdir],
 138         AS_HELP_STRING([--with-etcdir=DIR],
 139                 []),
 140         [none], [$prefix/lib/sxemacs-$version/etc], [og_any],
 141         [AC_DEFINE([ETCDIR_USER_DEFINED], [1],
 142                 [etcdir has been specified on the configure line.])],
 143         [with_etcdir='${datadir}/${instvardir}/etc'])
 144
 145 OG_ARG_WITH([infopath],
 146         AS_HELP_STRING([--with-infopath=PATH],
 147                 [Colon separated list of directories to use as
 148                 the info search path. This is not normally needed.]),
 149         [none], [None], [og_any],
 150         [AC_DEFINE([INFOPATH_USER_DEFINED], [1],
 151                 [inforpath has been specified on the configure line.])], [])
 152
 153 OG_ARG_WITH([docdir],
 154         AS_HELP_STRING([--with-docdir=DIR],
 155                 [Where it store certain doc files (not info or man).]),
 156         [none], [$prefix/lib/sxemacs-$version/$build], [og_any],
 157         [AC_DEFINE([DOCDIR_USER_DEFINED], [1],
 158                 [docdir has been specified on the configure line.])],
 159         [with_docdir='${archlibdir}'])
 160
 161 OG_ARG_WITH([site-runtime-libraries],
 162         AS_HELP_STRING([--with-site-runtime-libraries=PATH],
 163                 [Colon separated list of directories to search for
 164                 libraries at run time.  This isn't normally needed.]),
 165         [none], [None], [og_any])
 166
 167 OG_ARG_WITH([module-path],
 168         AS_HELP_STRING([--with-module-path=PATH],
 169                 [Search path to the emodules directories.
 170                 A colon separated list of directories. Normally, there is
 171                 no need to set this.]),
 172         [none], [None], [og_any],
 173         [AC_DEFINE([MODULE_PATH_USER_DEFINED], [1],
 174                 [module-path has been specified on the configure line.])],
 175         [])
 176
 177 OG_ARG_WITH([package-prefix],
 178         AS_HELP_STRING([--with-package-prefix=PATH],
 179                 [What to use as a prefix to the system-wide package
 180                 directories.  It doesn't affect the package directories
 181                 under ~/.sxemacs, and is totally ignored if
 182                 --with-package-path is set.
 183                 Normally, you would not need to set this.]),
 184         [none], [None], [og_any],
 185         [AC_DEFINE([PACKAGE_PREFIX_USER_DEFINED], [1],
 186                 [package-prefix has been specified on the configure line.])],
 187         [])
 188
 189 OG_ARG_WITH([package-path],
 190         AS_HELP_STRING([--with-package-path=PATH],
 191                 [Search path to the package directories.
 192                 This path is made up of 3 separate "path elements",
 193                 each element is a colon separated list of directories,
 194                 with the boundary between elements being a double
 195                 colon.  The 3 path elements are for "early", "late",
 196                 and "last" package directories.  If only a single
 197                 element is specified it is "late".  Example:
 198                 early1:early2::late1:late2::last1:last2.  Setting this
 199                 overrides --with-package-prefix.  Normally, there is
 200                 no need to set this.]),
 201         [none], [None], [og_any],
 202         [AC_DEFINE([PACKAGE_PATH_USER_DEFINED], [1],
 203                 [package-path has been specified on the configure line.])],
 204         [])
 205
 206 dnl stupid option, innit?
 207 OG_ARG_WITH([quick-build],
 208         AS_HELP_STRING([--with-quick-build],
 209                 [Speed up the build cycle by leaving out steps where
 210                 SXEmacs will still work (more or less) without them.
 211                 Potentially dangerous if you don't know what you're
 212                 doing. This (1) doesn't garbage-collect after loading
 213                 each file during dumping, (2) doesn't automatically
 214                 rebuild the DOC file (remove it by hand to get it
 215                 rebuilt), (3) Removes config.h lisp.h and associated
 216                 files from the dependency lists so changes to these
 217                 files don't automatically cause all .c files
 218                 to be rebuilt.]),
 219         [no], [No], [])
 220
 221 OG_ARG_WITH([compiler],
 222         AS_HELP_STRING([--with-compiler=COMPILER],
 223                 [Do not use me! Use CC=<your-compiler> instead!
 224                 C compiler to use.
 225                 Note: SXEmacs _CANNOT_ be built with a C++ compiler.]),
 226         [none], [None], [og_any], [
 227                 OG_WARN_OBSOLETE_OPTION([--with-compiler], [CC=<your-cc>])])
 228
 229 OG_ARG_WITH([cflags],
 230         AS_HELP_STRING([--with-cflags],
 231                 [Do not use me! Use CFLAGS=<your flags> instead!
 232                 Compiler flags (such as -O); setting this overrides
 233                 all default compiler flags except those that control
 234                 warnings. Most people wouldn't need to set
 235                 this.]),
 236         [none], [None], [og_any], [
 237                 OG_WARN_OBSOLETE_OPTION([--with-cflags], [CFLAGS=<your flags>])])
 238
 239 OG_ARG_WITH([cflags-warning],
 240         AS_HELP_STRING([--with-cflags-warning],
 241                 [Do not use me! I will disappear soon!]),
 242         [none], [None], [og_any])
 243
 244 OG_ARG_WITH([cpp],
 245         AS_HELP_STRING([--with-cpp],
 246                 [Do not use me! Use CPP=<your-cpp> instead!]),
 247         [none], [None], [og_any], [
 248                 OG_WARN_OBSOLETE_OPTION([--with-cpp], [CPP=<your-cpp>])
 249                 CPP="$with_cpp"])
 250
 251 OG_ARG_WITH([cppflags],
 252         AS_HELP_STRING([--with-cppflags],
 253                 [Do not use me! Use CPPFLAGS=<your flags> instead!]),
 254         [none], [None], [og_any], [
 255                 OG_WARN_OBSOLETE_OPTION([--with-cppflags], [CPPFLAGS=<your flags>])
 256                 CPPFLAGS="$with_cppflags"])
 257
 258 OG_ARG_WITH([libs],
 259         AS_HELP_STRING([--with-libs],
 260                 [Do not use me! Use LIBS=<your libs> instead!]),
 261         [none], [None], [og_any], [
 262                 OG_WARN_OBSOLETE_OPTION([--with-libs], [LIBS=<your libs>])
 263                 LIBS="$with_libs"])
 264
 265 OG_ARG_WITH([ldflags],
 266         AS_HELP_STRING([--with-ldflags],
 267                 [Do not use me! Use LDFLAGS=<your flags> instead!]),
 268         [none], [None], [og_any], [
 269                 OG_WARN_OBSOLETE_OPTION([--with-ldflags], [LDFLAGS=<your flags>])
 270                 LDFLAGS="$with_ldflags"])
 271
 272 OG_ARG_WITH([ridiculously-aggressive-optimisations],
 273         AS_HELP_STRING([--with-ridiculously-aggressive-optimisations],
 274                 [Whether to try all possible optimisations]),
 275         [no], [No])
 276
 277 OG_ARG_WITH([maximum-warning-output],
 278         AS_HELP_STRING([--with-maximum-warning-output],
 279                 [Whether to output as many warnings as possible]),
 280         [no], [No])
 281
 282
 283 dnl Internal Options
 284 dnl ================
 285 OG_OPTION_GROUP(Internal Options)
 286
 287 OG_ARG_WITH([dynamic],
 288         AS_HELP_STRING([--with-dynamic],
 289                 [Link dynamically if supported by system.
 290                 'NO' forces static linking.]),
 291         [auto], [Autodetect])
 292
 293 OG_ARG_WITH([rel-alloc],
 294         AS_HELP_STRING([--with-rel-alloc],
 295                 [Relocating allocator for buffers.]),
 296         [default], [Autodetect])
 297
 298 OG_ARG_WITH([dlmalloc],
 299         AS_HELP_STRING([--with-dlmalloc],
 300                 [Use Doug Lea's malloc.]),
 301         [default], [Autodetect])
 302
 303 OG_ARG_WITH([debug-malloc],
 304         AS_HELP_STRING([--with-debug-malloc],
 305                 [Use a debugging malloc.]),
 306         [no], [NO])
 307
 308 OG_ARG_WITH([system-malloc],
 309         AS_HELP_STRING([--with-system-malloc],
 310                 [Use a system malloc instead of GNU.]),
 311         [default], [YES if using quantify or purify; NO otherwise])
 312
 313 OG_ARG_WITH([regex-malloc],
 314         AS_HELP_STRING([--with-regex-malloc],
 315                 [Use malloc for regex failure stack.]),
 316         [yes], [YES])
 317
 318 OG_ARG_WITH([ffi],
 319         AS_HELP_STRING([--with-ffi],
 320                 [Compile in experimental support for
 321                 Foreign Function Interface.]),
 322         [yes], [YES])
 323
 324 OG_ARG_WITH([module-support],
 325         AS_HELP_STRING([--with-module-support],
 326                 [Compile in experimental support for dynamically
 327                 loaded libraries (Dynamic Shared Objects).]),
 328         [yes], [YES if shared libraries are supported])
 329
 330 OG_MULTIARG_WITH([modules], [dnl
 331         AS_HELP_STRING([--with-modules], [
 332                 Which modules to compile and install.])],
 333         [all], [all], [dnl
 334         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 335         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 336         OG_MULTIARG_ITEM([dbus], [dbus], [D-BUS bindings])
 337 ])
 338
 339 OG_MULTIARG_WITH([static-modules], [dnl
 340         AS_HELP_STRING([--with-static-modules], [
 341                 Which modules to compile as archives to link their
 342                 functionality statically into the SXEmacs binary.])
 343         AS_HELP_STRING([], [
 344                 You should regard this as a proof of concept.])],
 345         [none], [NONE], [dnl
 346         OG_MULTIARG_ITEM([ase], [ase], [algebraic structures])
 347         OG_MULTIARG_ITEM([cl], [cl], [fast Common Lisp implementation])
 348         OG_MULTIARG_ITEM([dbus], [dbus], [D-BUS bindings])
 349 ])
 350
 351 dnl _OG_MULTIARG_ITEM([ent], [int], [int], [native integer arithmetics])
 352 dnl _OG_MULTIARG_ITEM([ent], [fpfloat], [fpfloat], [native fixed precision floats])
 353 dnl _OG_MULTIARG_ITEM([ent], [indef], [indef], [abstract indefinites])
 354 OG_MULTIARG_WITH([ent], [dnl
 355         AS_HELP_STRING([--with-ent], [
 356                 Compile in support for enhanced number types,
 357                 using internal and external libraries.])],
 358         [none int fpfloat indef gmp], [int fpfloat indef gmp], [dnl
 359         OG_MULTIARG_ITEM([int], [int], [native integer arithmetics])
 360         OG_MULTIARG_ITEM([fpfloat], [fpfloat], [native fixed precision floats])
 361         OG_MULTIARG_ITEM([indef], [indef], [native abstract indefinites])
 362         OG_MULTIARG_ITEM([gmp], [GMP], [GNU multiprecision library])
 363         OG_MULTIARG_ITEM([mpfr], [MPFR], [Multiprecision Floats with correct Rounding])
 364         OG_MULTIARG_ITEM([mpc], [MPC], [Multiprecision Complex numbers (C/R)])
 365         OG_MULTIARG_ITEM([pseug], [pseudoG], [native Gaussian Numbers (Z+Z)])
 366         OG_MULTIARG_ITEM([pseuc], [pseudoC], [native Complex Numbers (C/R)])
 367         OG_MULTIARG_ITEM([quatern], [Quaternions], [native Quaternions (Z+Z+Z+Z)])
 368         OG_MULTIARG_ITEM([ecm], [ECM], [factorisations per Elliptic Curve Method])
 369         OG_MULTIARG_MUTEX([mpz], [Arbitrary precision integers], [gmp mp])
 370         OG_MULTIARG_MUTEX([complex], [Complex numbers as in C/R], [mpc pseuc])
 371 ])
 372
 373 OG_MULTIARG_WITH([ase], [dnl
 374         AS_HELP_STRING([--with-ase], [
 375                 Compile in support for algebraic structures based on ENT,
 376                 using internal and external libraries.])],
 377         [none], [none], [dnl
 378         OG_MULTIARG_ITEM([cart], [cartesian], [Cartesian Products of ENT and ASE objects])
 379         OG_MULTIARG_ITEM([dig], [digraph], [Directed 2-ary Graphs with Colours])
 380         OG_MULTIARG_ITEM([intv], [interval], [Intervals of comparable or normed ENT and ASE objects])
 381         OG_MULTIARG_ITEM([metric], [metric], [Metric Spaces])
 382         OG_MULTIARG_ITEM([nbhood], [neighbourhood], [Neighbourhoods of comparable or normed ENT and ASE objects])
 383         OG_MULTIARG_ITEM([perm], [permutation], [Permutations])
 384         OG_MULTIARG_ITEM([resclass], [resclass], [Residue Class Rings and Classes])
 385 ])
 386
 387 OG_ARG_WITH([compre],
 388         AS_HELP_STRING([--with-compre],[
 389                 Provide exhaustive caching of compiled regexps. This will
 390                 mean that frequently used regexps will be faster to use
 391                 since the compile step will not be needed after first use.]),
 392         [yes], [By default do cache compiled regexps.])
 393
 394 OG_MULTIARG_WITH([experimental-features], [dnl
 395         AS_HELP_STRING([--with-experimental-features], [
 396                 Activate experimental code, that is code which is
 397                 considered useful but whose effects in conjunction with
 398                 the variety of elisp projects cannot be foreseen.])
 399         AS_HELP_STRING([], [
 400                 During the beta phase of SXEmacs all experimental code
 401                 will be unconditionally enabled.  However, if you plan
 402                 to use this SXEmacs in a production environment you
 403                 can switch off some portions.])],
 404         [all nobdwgc], [ALL but bdwgc], [dnl
 405         OG_MULTIARG_ITEM([bdwgc], [bdwgc], [the Boehm-Demers-Weiser collector])
 406         OG_MULTIARG_ITEM([asyneq], [asyneq], [asynchronous event queues])
 407 ])
 408         dnl stop that pom stuff
 409         dnl OG_MULTIARG_ITEM([pom], [pom], [thread-safe objects])
 410
 411 OG_ARG_WITH([event-driver],
 412         AS_HELP_STRING([--with-event-driver], [
 413                 Which event routines to use.
 414                 Events control the way how external `sources' are
 415                 incorporated into SXEmacs.  Sources hereby are user inputs,
 416                 such as key strokes, mouse moves, pedalling, slapping the
 417                 monitor, etc.; but there are manifold further sources, such as
 418                 process signals, data on a socket, focussing an X window,
 419                 lapsing a timeout, and so forth.])
 420 AS_HELP_STRING([], [
 421                 An event driver can cope with all (or most) of these in a
 422                 uniform and abstract way.  SXEmacs can either be driven
 423                 using its built-in event handlers, or using one of the
 424                 external systems.]),
 425         [auto], [Autodetect], [auto built-in libevent liboop glib])
 426
 427
 428 dnl Debugging Options
 429 dnl ================
 430 OG_OPTION_GROUP(Debugging Options)
 431
 432 OG_ARG_WITH([debug],
 433         AS_HELP_STRING([--with-debug],
 434                 [Compile with extra debugging code.
 435                 This will turn on: --with-assertions
 436                 and --with-memory-usage-stats.]),
 437         [yes], [YES for beta; NO for release])
 438
 439 OG_ARG_WITH([memory-usage-stats],
 440         AS_HELP_STRING([--with-memory-usage-stats],
 441                 [Compile with support for statistics about memory usage at runtime.]),
 442         [yes], [YES for beta])
 443
 444 OG_MULTIARG_WITH([error-checking], [dnl
 445         AS_HELP_STRING([--with-error-checking=TYPE], [
 446                 Compile with internal error-checking added.])
 447         AS_HELP_STRING([], [
 448                 WARNING: Causes noticeable loss of speed!])],
 449         [all], [ALL for beta; NONE otherwise], [dnl
 450         OG_MULTIARG_ITEM([extents], [extents], [checks on extents])
 451         OG_MULTIARG_ITEM([types], [types], [checks on types])
 452         OG_MULTIARG_ITEM([gc], [gc], [checks on garbage collection])
 453         OG_MULTIARG_ITEM([malloc], [malloc], [checks on memory allocation])
 454         OG_MULTIARG_ITEM([byte_code], [byte_code], [checks on byte compiled code])
 455         OG_MULTIARG_ITEM([bufpos], [bufpos], [checks on buffer position])
 456         OG_MULTIARG_ITEM([glyphs], [glyphs], [checks on glyph data])
 457         OG_MULTIARG_ITEM([stack], [stack], [checks on stack barriers])
 458         OG_MULTIARG_ITEM([malldbg], [malldbg], [malloc debugging code])
 459 ])
 460
 461 OG_ARG_WITH([purify],
 462         AS_HELP_STRING([--with-purify],
 463                 [Add support for memory debugging using Purify.]),
 464         [no], [NO])
 465
 466 OG_ARG_WITH([quantify],
 467         AS_HELP_STRING([--with-quantify],
 468                 [Add support for performance debugging using Quantify.]),
 469         [no], [NO])
 470
 471
 472 dnl Window System Features
 473 dnl ======================
 474 OG_OPTION_GROUP(Window System Features)
 475
 476 OG_ARG_WITH([toolbars],
 477         AS_HELP_STRING([--with-toolbars],
 478                 [Compile in toolbar support.]),
 479         [yes], [YES])
 480
 481 OG_ARG_WITH([external-widget],
 482         AS_HELP_STRING([--with-external-widget],
 483                 [Enable the "external widget" interface,
 484                 which allows a SXEmacs frame to appear as a widget in
 485                 another application.
 486                 To date, we haven't heard of anyone who has actually done this.
 487                 Consider this EXPERIMENTAL.]),
 488         [no], [NO])
 489
 490 OG_ARG_WITH([menubars],
 491         AS_HELP_STRING([--with-menubars=TYPE],
 492                 [Type of menubars to use.  The Lucid menubars emulate
 493                 Motif (mostly) but are faster.]),
 494         [lucid], [Lucid], [lucid no])
 495
 496 OG_ARG_WITH([scrollbars],
 497         AS_HELP_STRING([--with-scrollbars=TYPE],
 498                 [Type of scrollbars to use.
 499                 *WARNING*  The Motif scrollbars are currently broken.]),
 500         [lucid], [Lucid], [lucid motif athena no])
 501
 502 OG_ARG_WITH([dialogs],
 503         AS_HELP_STRING([--with-dialogs=TYPE],
 504                 [Type of dialog boxes to use.  Athena dialogs will
 505                  be used if Athena can be found.]),
 506         [athena], [], [athena motif no])
 507
 508 OG_ARG_WITH([widgets],
 509         AS_HELP_STRING([--with-widgets=TYPE],
 510                 [Type of native widgets to use.  Athena widgets will
 511                 be used if Athena can be found.]),
 512         [athena], [], [athena motif no])
 513
 514 OG_ARG_WITH([athena],
 515         AS_HELP_STRING([--with-athena=TYPE],
 516                 [Type of Athena widgets to use.]),
 517         [auto], [Autodetect], [auto xaw 3d next 95 xpm no])
 518
 519 OG_ARG_WITH([xim],
 520         AS_HELP_STRING([--with-xim],
 521                 [Type of Mule input method to use.]),
 522         [auto], [Autodetect], [yes no xlib motif])
 523
 524 OG_ARG_WITH([wmcommand],
 525         AS_HELP_STRING([--with-wmcommand],
 526                 [Compile with realized leader window which will
 527                 keep the WM_COMMAND property.]),
 528         [yes], [YES])
 529
 530 OG_ARG_WITH([xmu],
 531         AS_HELP_STRING([--with-xmu],
 532                 [For those unfortunates whose vendors don't ship Xmu.]),
 533         [auto], [Autodetect])
 534
 535 OG_ARG_WITH([xfs],
 536         AS_HELP_STRING([--with-xfs],
 537                 [Compile with XFontSet support for internationalized
 538                 menubar.  Incompatible with `--with-xim=motif'.
 539                 `--with-menubars=lucid' (the default) is desirable.]),
 540         [no], [NO])
 541
 542 dnl TTY Options
 543 dnl ================
 544 OG_OPTION_GROUP(TTY options)
 545
 546 OG_ARG_WITH([tty],
 547         AS_HELP_STRING([--with-tty],
 548                 [Add support for ttys.]),
 549         [auto], [Autodetect])
 550
 551 OG_ARG_WITH([ncurses],
 552         AS_HELP_STRING([--with-ncurses],
 553                 [Use the ncurses library for tty support.]),
 554         [auto], [Autodetect])
 555
 556 OG_ARG_WITH([gpm],
 557         AS_HELP_STRING([--with-gpm],
 558                 [Compile in GPM mouse support for ttys.]),
 559         [auto], [Autodetect])
 560
 561
 562 dnl Database Options
 563 dnl ================
 564 OG_OPTION_GROUP(Database options)
 565
 566 OG_MULTIARG_WITH([database], [dnl
 567         AS_HELP_STRING([--with-database=TYPE],
 568                 [Compile with database support.])],
 569         [auto], [Autodetect], [dnl
 570         OG_MULTIARG_ITEM([berkdb], [berkdb], [Berkeley DB support])
 571         OG_MULTIARG_ITEM([dbm], [dbm], [DBM database support])
 572         OG_MULTIARG_ITEM([gdbm], [gdbm], [GNU DBM support])
 573 ])
 574
 575 OG_ARG_WITH([ldap],
 576         AS_HELP_STRING([--with-ldap],
 577                 [Compile with support for the LDAP protocol.]),
 578         [no], [NO])
 579
 580 OG_ARG_WITH([postgresql],
 581         AS_HELP_STRING([--with-postgresql],
 582                 [Compile with support for the PostgreSQL RDBMS.]),
 583         [yes], [Autodetect])
 584
 585
 586 dnl Multimedia Options
 587 dnl ==================
 588 OG_OPTION_GROUP(Multimedia options)
 589
 590 OG_MULTIARG_WITH([image], [dnl
 591         AS_HELP_STRING([--with-image=TYPE],
 592                 [Compile with image support.])],
 593         [auto], [Autodetect all image support], [dnl
 594         OG_MULTIARG_ITEM([gif], [GIF], [GIF image format])
 595         OG_MULTIARG_ITEM([xpm], [XPM], [X PixMap image format])
 596         OG_MULTIARG_ITEM([png], [PNG], [Portable Network Graphic format])
 597         OG_MULTIARG_ITEM([jpeg], [JPEG], [jpeg image format])
 598         OG_MULTIARG_ITEM([tiff], [TIFF], [TIFF image format])
 599         OG_MULTIARG_ITEM([xface], [xface], [base64 encoded xbm])
 600 ])
 601
 602 OG_MULTIARG_WITH([sound], [dnl
 603         AS_HELP_STRING([--with-sound=TYPE],
 604                 [Compile with sound support.])],
 605         [auto], [Autodetect all sound support (except Pulse)], [dnl
 606         OG_MULTIARG_ITEM([alsa], [ALSA], [kernel-based linux sound standard])
 607         OG_MULTIARG_ITEM([ao], [ao], [generic audio output layer])
 608         OG_MULTIARG_ITEM([arts], [aRts], [discontinued realtime synthesizer])
 609         OG_MULTIARG_ITEM([esd], [ESD], [Enlightenment Sound Daemon])
 610         OG_MULTIARG_ITEM([jack], [Jack], [a low-latency audio server])
 611         OG_MULTIARG_ITEM([nas], [NAS], [Network Audio System])
 612         OG_MULTIARG_ITEM([oss], [OSS], [Open Sound System])
 613 ])
 614
 615 OG_ARG_WITH([pulseaudio],
 616         AS_HELP_STRING([--with-pulseaudio],
 617                 [Compile with support for the PulseAudio audio server.
 618                 This has been turned off by default because of too many
 619                 bugs in recent versions of PA.  Use at your own risk,
 620                 YMMV, and all that.]),
 621         [no], [NO])
 622
 623 OG_MULTIARG_WITH([media], [dnl
 624         AS_HELP_STRING([--with-media=TYPE],
 625                 [Compile with media stream support.])],
 626         [auto], [Autodetect all media stream support libraries], [dnl
 627         OG_MULTIARG_ITEM([ffmpeg], [FFmpeg], [media streams handled by ffmpeg])
 628         OG_MULTIARG_ITEM([internal], [internal], [media streams handled internally])
 629         OG_MULTIARG_ITEM([mad], [Mad], [media streams handled by mad])
 630         OG_MULTIARG_ITEM([sndfile], [sndfile], [media streams handled by sndfile])
 631         OG_MULTIARG_ITEM([sox], [SoX], [media streams handled by sox])
 632         OG_MULTIARG_ITEM([magic], [magic], [file/libmagic support])
 633 ])
 634
 635
 636 dnl Cryptography Options
 637 dnl ====================
 638 OG_OPTION_GROUP(Cryptography options)
 639
 640 OG_ARG_WITH([openssl],
 641         AS_HELP_STRING([--with-openssl],
 642                 [Compile in experimental support for
 643                 OpenSSL libcrypto and libssl.]),
 644         [yes], [YES])
 645
 646 OG_ARG_WITH([gnutls],
 647         AS_HELP_STRING([--with-gnutls],
 648                 [Compile in experimental support for
 649                 GnuTLS transport security.]),
 650         [no], [NO])
 651
 652
 653 dnl Networking Options
 654 dnl ==================
 655 OG_OPTION_GROUP(Networking options)
 656
 657 OG_ARG_WITH([dnet],
 658         AS_HELP_STRING([--with-dnet],
 659                 [Compile with support for DECnet.]),
 660         [no], [NO])
 661
 662 OG_ARG_WITH([socks],
 663         AS_HELP_STRING([--with-socks],
 664                 [Compile with support for SOCKS (an Internet proxy).]),
 665         [auto], [Autodetect])
 666
 667 OG_ARG_WITH([ipv6-cname],
 668         AS_HELP_STRING([--with-ipv6-cname],
 669                 [Try IPv6 information first when canonicalizing host names.
 670                 This option has no effect unless system supports
 671                 getaddrinfo(3) and getnameinfo(3).]),
 672         [no], [NO])
 673
 674 OG_ARG_WITH([pop],
 675         AS_HELP_STRING([--with-pop],
 676                 [Support POP for mail retrieval.]),
 677         [no], [NO])
 678
 679 OG_ARG_WITH([kerberos],
 680         AS_HELP_STRING([--with-kerberos],
 681                 [Support Kerberos-authenticated POP.]),
 682         [no], [NO])
 683
 684 OG_ARG_WITH([hesiod],
 685         AS_HELP_STRING([--with-hesiod],
 686                 [Support Hesiod to get the POP server host.]),
 687         [no], [NO])
 688
 689
 690 dnl File-related Options
 691 dnl ====================
 692 OG_OPTION_GROUP(File-related options)
 693
 694 OG_ARG_WITH([clash-detection],
 695         AS_HELP_STRING([--with-clash-detection],
 696                 [Use lock files to detect multiple edits
 697                 of the same file.]),
 698         [no], [NO])
 699
 700 OG_ARG_WITH([mail-locking],
 701         AS_HELP_STRING([--with-mail-locking=TYPE],
 702                 [Specify the locking to be used by movemail to prevent
 703                 concurrent updates of mail spool files. Valid types
 704                 are `lockf'  `flock'  `file'  `locking'  `pop' or `mmdf'.]),
 705         [auto], [Autodetect], [lockf flock file locking mmdf pop no])
 706
 707
 708 dnl Internationalisation Options
 709 dnl ============================
 710 OG_OPTION_GROUP(Internationalisation options)
 711
 712 OG_ARG_WITH([mule],
 713         AS_HELP_STRING([--with-mule],
 714                 [Compile with Mule (MUlti-Lingual Emacs) support
 715                 needed to support non-Latin-1 (including Asian)
 716                 languages.]),
 717         [yes], [YES])
 718
 719 OG_ARG_WITH([canna],
 720         AS_HELP_STRING([--with-canna],
 721                 [Compile with support for Canna (a Japanese input method
 722                 used in conjunction with Mule support).]),
 723         [auto], [Autodetect when Mule is enabled])
 724
 725 OG_ARG_WITH([wnn],
 726         AS_HELP_STRING([--with-wnn],
 727                 [Compile with support for Wnn (a multi-language input
 728                 method used in conjunction with Mule support).]),
 729         [auto], [Autodetect when Mule is enabled])
 730
 731 OG_ARG_WITH([wnn6],
 732         AS_HELP_STRING([--with-wnn6],
 733                 [Compile with support for the commercial package Wnn6.]),
 734         [auto], [Autodetect when Mule is enabled])
 735
 736
 737
 738 dnl dnl Other Options
 739 dnl dnl =============
 740 dnl OG_OPTION_GROUP(Other options)
 741 dnl
 742
 743 ## -------------------------------------------------------------------------
 744 ## Check for users who regularly forget about running autoconf
 745 ## -------------------------------------------------------------------------
 746 if test -f $0.ac -a $0.ac -nt $0; then
 747         AC_MSG_ERROR([What are you doing? RUN autoreconf NOW!!!])
 748 fi
 749
 750 #
 751 # Turn off core generation. We are already verifying the program fails, no need
 752 # poluting the workspace. Of course if you are a SXEmacs developer you may want
 753 # to comemnt this on occasion :-)
 754 ulimit -c 0
 755
 756 ## initialise our nestable msg funs
 757 SXE_INIT_MSG_LEVEL
 758
 759 dnl Small snippet to make echo -n work on solaris
 760 ECHO_N= ECHO_C=
 761 case `echo -n x` in
 762 -n*)
 763         case `echo 'x\c'` in
 764         *c*)
 765                 ;;
 766         *)
 767                 ECHO_C='\c'
 768                 ;;
 769         esac
 770         ;;
 771 *)
 772         ECHO_N='-n'
 773         ;;
 774 esac
 775
 776
 777 echo
 778 echo "Preparing the build chain"
 779 echo "========================="
 780
 781 ## We should brag about ourselves, no?
 782 AC_DEFINE([XEMACS], [1], [Pretend to be an XEmacs])
 783 AC_DEFINE([SXEMACS], [1], [Why not? It's the truth!])
 784
 785 dnl -------------------------------------------------------------------------
 786 dnl Command line argument processing.
 787 dnl -------------------------------------------------------------------------
 788 dnl Check for bogus options
 789 dnl -------------------------------------------------------------------------
 790 SXE_CHECK_COMMAND_LINE
 791
 792 AM_INIT_AUTOMAKE([foreign -Wall])
 793 SXE_CHECK_BUILDCHAIN
 794 AC_SUBST(EGREP)
 795
 796 progname=$0
 797 progbasename=$(basename $progname)
 798 progdirname=$(dirname $progname)
 799
 800 ## Build Options
 801 ## =============
 802
 803 echo
 804 echo "Build and System Specific Options"
 805 echo "================================="
 806
 807 SXE_EXPLORE_BUILD_ENVIRONMENT
 808
 809 dnl ----------------------------------------
 810 dnl Find out which version of SXEmacs this is
 811 dnl ----------------------------------------
 812 AC_CHECK_PROG([have_git], [git], [yes], [no])
 813 AC_MSG_CHECKING([for SXEmacs version])
 814 AC_MSG_RESULT([SXEmacs SXEM4CS_VERSION])
 815 dnl Must do the following first to determine verbosity for AC_DEFINE
 816 if test -n "[]SXEM4CS_BETA_P[]"; then
 817         beta=yes
 818 else
 819         beta=no
 820 fi
 821 : "${extra_verbose=$beta}"
 822
 823 AC_MSG_CHECKING([for SXEmacs patchlevel])
 824 CURDIR=$(pwd)
 825 cd "$sxe_srcdir"
 826 if test "$have_git" = "yes"; then
 827         sxemacs_git_version="$(git describe | head -1)"
 828 fi
 829 if test -z "$sxemacs_git_version" ; then
 830         sxemacs_git_version="[]SXEM4CS_GIT_VERSION[]"
 831 fi
 832 AC_MSG_RESULT([$sxemacs_git_version])
 833 version="$sxemacs_git_version"
 834 cd "$CURDIR"
 835 main_version="$sxemacs_git_version"
 836 AC_DEFINE_UNQUOTED([EMACS_MAJOR_VERSION], [SXEM4CS_MAJOR_VERSION], [Description here!])
 837 AC_DEFINE_UNQUOTED([EMACS_MINOR_VERSION], [SXEM4CS_MINOR_VERSION], [Description here!])
 838 old_version=[]SXEM4CS_VERSION[]
 839 if test -n "[]SXEM4CS_BETA_VERSION[]"; then
 840         AC_MSG_CHECKING([if we are a beta version])
 841         if test "$beta" = "yes"; then
 842                 AC_MSG_RESULT([yes])
 843                 AC_DEFINE_UNQUOTED([EMACS_BETA_VERSION], [SXEM4CS_BETA_VERSION],
 844                         [Description here!])
 845         else
 846                 AC_MSG_RESULT([no])
 847                 AC_DEFINE_UNQUOTED([EMACS_PATCH_LEVEL], [SXEM4CS_BETA_VERSION],
 848                         [Description here!])
 849         fi
 850 fi
 851 AC_DEFINE_UNQUOTED([SXEMACS_CODENAME], ["[]SXEM4CS_CODENAME[]"], [Description here!])
 852 AC_DEFINE_UNQUOTED([EMACS_VERSION], ["$version"], [Description here!])
 853 AC_DEFINE_UNQUOTED([SXEMACS_GIT_VERSION], ["$sxemacs_git_version"],
 854         [Description here!])
 855
 856 PROGNAME=sxemacs
 857
 858 AC_DEFINE_UNQUOTED([EMACS_PROGNAME], ["$PROGNAME"], [Description here!])
 859
 860 ## build stuff in lib-src unconditionally
 861 SXE_APPEND([lib-src], [MAKE_SUBDIR])
 862 SXE_APPEND([lib-src], [INSTALL_ARCH_DEP_SUBDIR])
 863
 864 ## C compiler build chain
 865 AC_USE_SYSTEM_EXTENSIONS
 866 AC_LANG([C])
 867 AS_MESSAGE([Let's look for the entire C build chain])
 868 SXE_CHECK_CC
 869 SXE_CHECK_CFLAGS
 870
 871 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 872
 873 ## check machine chars
 874 AS_MESSAGE([Let's have a detailed glance at your machine])
 875 SXE_PROC_CPUID
 876 SXE_PROC_VENDORID
 877 SXE_NPROCESSORS
 878 SXE_CHECK_PROC_GOODNESS
 879
 880
 881 ## Debugging Options
 882 ## =================
 883 ## echo
 884 ## echo "Debugging Options"
 885 ## echo "================="
 886
 887 dnl ----------------------------------
 888 dnl Error checking and debugging flags
 889 dnl ----------------------------------
 890 dnl Error checking default to "yes" in beta versions, to "no" in releases.
 891 dnl Same goes for --enable-debug and --extra-verbosity.
 892 if test "$with_error_checking_extents" = yes; then
 893         have_error_checking_extents="yes"
 894         AC_DEFINE([ERROR_CHECK_EXTENTS], [1], [Description here!])
 895         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 896 fi
 897 if test "$with_error_checking_types" = yes; then
 898         have_error_checking_types="yes"
 899         AC_DEFINE([ERROR_CHECK_TYPECHECK], [1], [Description here!])
 900         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)],
 901                 [assert (assertion)], [
 902                 Make sure that all X... macros are dereferencing the correct type,
 903                 and that all XSET... macros (as much as possible) are setting the
 904                 correct type of structure.  Highly recommended for all
 905                 development work.])
 906         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 907 else
 908         AC_DEFINE_UNQUOTED([type_checking_assert(assertion)], [], [])
 909 fi
 910 if test "$with_error_checking_bufpos" = yes; then
 911         have_error_checking_bufpos="yes"
 912         AC_DEFINE([ERROR_CHECK_BUFPOS], [1], [Description here!])
 913         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)],
 914                 [assert (assertion)], [dnl
 915                 Make sure valid buffer positions are passed to BUF_* macros])
 916         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 917 else
 918         AC_DEFINE_UNQUOTED([bufpos_checking_assert(assertion)], [], [])
 919 fi
 920 if test "$with_error_checking_gc" = yes; then
 921         have_error_checking_gc="yes"
 922         AC_DEFINE([ERROR_CHECK_GC], [1], [Description here!])
 923         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)],
 924                 [assert (assertion)], [dnl
 925                 Attempt to catch bugs related to garbage collection
 926                 (e.g. not GCPRO'ing)])
 927         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 928 else
 929         AC_DEFINE_UNQUOTED([gc_checking_assert(assertion)], [], [])
 930 fi
 931 if test "$with_error_checking_malloc" = yes; then
 932         have_error_checking_malloc="yes"
 933         AC_DEFINE([ERROR_CHECK_MALLOC], [1], [Description here!])
 934         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 935 fi
 936 if test "$with_error_checking_byte_code"  = yes; then
 937         have_error_checking_byte_code="yes"
 938         AC_DEFINE([ERROR_CHECK_BYTE_CODE], [1], [Description here!])
 939         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 940 fi
 941 if test "$with_error_checking_glyphs" = yes; then
 942         have_error_checking_glyphs="yes"
 943         AC_DEFINE([ERROR_CHECK_GLYPHS], [1], [Description here!])
 944         AC_DEFINE([USE_ASSERTIONS], [1], [Description here!])
 945 fi
 946
 947 dnl enable_debug=yes must be set when error checking is present.  This should be
 948 dnl fixed up.
 949 dnl with_debug implies other options
 950 if test "${with_debug:=$beta}" = "yes"; then
 951         with_memory_usage_stats=yes
 952         SXE_ADD_CRUFT_OBJS([debug.o])
 953         SXE_ADD_CRUFT_OBJS([tests.o])
 954         AC_DEFINE([DEBUG_SXEMACS], [1], [Description here!])
 955 fi
 956 if test "$with_memory_usage_stats" = "yes"; then
 957         AC_DEFINE([MEMORY_USAGE_STATS], [1], [Description here!])
 958 fi
 959
 960
 961
 962 dnl --------------------------------------------------------------
 963 dnl $opsys detection complete; defaults depending on $opsys follow
 964 dnl --------------------------------------------------------------
 965
 966
 967 dnl --------------------------------------------------------------
 968 dnl WooHoo! pdump is ON always and everywhere! --SY.
 969 dnl --------------------------------------------------------------
 970 with_pdump=yes
 971
 972 if test "$with_dynamic" != "no"; then
 973         case "$opsys" in
 974         hpux* | sunos4* )
 975                 with_dynamic=no
 976                 ;;
 977         *)
 978                 with_dynamic=yes
 979                 ;;
 980         esac
 981 fi
 982 if test "$with_dynamic" = "yes"; then
 983         case "$opsys" in
 984         hpux* | sunos4* | sco5 )
 985                 opsys="${opsys}-shr"
 986                 ;;
 987         decosf* )
 988                 ld_call_shared="-call_shared"
 989                 ;;
 990         darwin* )
 991                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
 992                 if test "x$have_ld_no_pie" != "x"; then
 993                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
 994                 fi
 995                 ;;
 996         esac
 997 else dnl "$with_dynamic" = "no"
 998         case "$opsys" in
 999         sol2 )
1000                 echo "Static linking is not supported on Solaris 2."
1001                 echo "Rerun configure without specifying --without-dynamic."
1002                 exit 1
1003                 ;;
1004         linux )
1005                 ld_call_shared="-Bstatic"
1006                 ;;
1007         decosf* )
1008                 ld_call_shared="-non_shared"
1009                 ;;
1010         darwin* )
1011                 AC_DEFINE([DLSYM_NEEDS_UNDERSCORE], [1], [Description here!])
1012                 if test "x$have_ld_no_pie" != "x"; then
1013                         SXE_PREPEND_LINKER_FLAG([-no_pie], [ld_switch_site])
1014                 fi
1015                 ;;
1016         esac
1017 fi
1018
1019 dnl Tools configuration
1020 case "$opsys" in
1021 aix* )
1022         NON_GNU_CC=xlc
1023         ;;      dnl Use xlc by default on AIX
1024 darwin )
1025         RANLIB="ranlib -c"
1026         ;;  dnl Avoid link error in lwlib-config.c
1027         ## this needs rework I think because RANLIB is provided by LT_INIT anyway
1028 esac
1029
1030 stack_trace_eye_catcher=\
1031 `echo ${PROGNAME}_${version}_${ac_cv_build} | sed 'y!@/.-!____!'`
1032 AC_DEFINE_UNQUOTED([STACK_TRACE_EYE_CATCHER], [$stack_trace_eye_catcher],
1033         [Just a very looong string to make traces more readable.])
1034
1035 dnl --------------------------------------------------
1036 dnl Determine the compiler, set up for feature testing
1037 dnl --------------------------------------------------
1038
1039 if test "$with_clash_detection" != "no"; then
1040         AC_DEFINE([CLASH_DETECTION], [1], [Description here!])
1041         SXE_ADD_CRUFT_OBJS([filelock.o])
1042 fi
1043
1044
1045 dnl what exactly do we determine here? and where is it used?
1046 dnl dnl Determine GCC version.
1047 dnl if test "$GCC" = "yes"; then
1048 dnl     AC_RUN_IFELSE([AC_LANG_SOURCE([[
1049 dnl int main ()
1050 dnl {
1051 dnl #if __GNUC__ >= 3
1052 dnl     return 11;
1053 dnl #else
1054 dnl     return 0;
1055 dnl #endif
1056 dnl }]])], [:], [dnl
1057 dnl case "$?" in
1058 dnl 11)
1059 dnl     echo "You appear to be using GCC version 3 or above."
1060 dnl     __GCC3=yes
1061 dnl     ;;
1062 dnl esac], [__GCC3=no])
1063 dnl fi
1064
1065 dnl We don't do AC_PROG_CC for SXEMACS_CC; if we can't trust these people....
1066 : ${SXEMACS_CC:="$CC"}
1067
1068 dnl Figure out what C preprocessor to use.
1069
1070 dnl On Sun systems, people sometimes set up the variable CPP
1071 dnl with a value that is a directory, not an executable at all.
1072 dnl Detect that case, and ignore that value.
1073 test -n "$CPP" -a -d "$CPP" && CPP=
1074
1075 test -n "$NON_GNU_CPP" -a "$GCC" != "yes" -a -z "$CPP" && CPP="$NON_GNU_CPP"
1076
1077 dnl --------------------------------------------------------------------
1078 dnl Compiler feature macros
1079 dnl --------------------------------------------------------------------
1080
1081
1082 dnl --------------------------------------------------------------------
1083 dnl Extract some information from the operating system and machine files
1084 dnl --------------------------------------------------------------------
1085
1086 echo "Extracting information from the machine- and system-dependent headers..."
1087
1088 SXE_CHECK_MACHARCH
1089 SXE_EXTRACT_MACHARCH_INFO
1090
1091 dnl s&m files shouldn't be required to define anything, or even to exist.
1092 dnl So we default SYSTEM_TYPE to the obvious documented standard, `uname -s`,
1093 dnl appropriately emacsulated.
1094 if test -z "$system_type"; then
1095         AC_DEFINE_UNQUOTED([SYSTEM_TYPE],
1096                 ["`uname -s | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`"],
1097                 [Description here!])
1098 fi
1099
1100 dnl If the s&m files don't define a system-specific dumper, simply use pdump.
1101 dnl Sometime in the future, we'll remove all definitions of UNEXEC
1102 dnl from all the s&m files.
1103 test -z "$unexec" && with_pdump=yes
1104
1105 if test "$with_pdump" = "yes"; then
1106         ordinary_link="yes"
1107         ld="${ordinary_ld}"
1108         start_files=
1109         libs_standard=
1110         unexec=
1111         lib_gcc=
1112 fi
1113
1114 dnl dnl For debugging...
1115 dnl SXE_PRINT_VAR([libs_machine libs_system libs_termcap libs_standard
1116 dnl     objects_machine objects_system c_switch_machine c_switch_system
1117 dnl     ld_switch_machine ld_switch_system unexec ld_switch_shared
1118 dnl     ld lib_gcc ld_text_start_addr start_files ordinary_link
1119 dnl     have_terminfo mail_use_flock mail_use_lockf]) && echo ""
1120
1121 dnl bitch at build attempt on win32 machines
1122 case "$opsys" in mingw* | cygwin*)
1123         SXE_DIE("Invalid operation system. Cannot build on win32 machines.")
1124 esac
1125
1126 dnl Non-ordinary link usually requires -lc
1127 test "$ordinary_link" = "no" -a -z "$libs_standard" && libs_standard="-lc"
1128
1129 ## perform compiler specific things
1130 SXE_DO_CC_HACKS
1131 ## machine specific extensions
1132 SXE_CHECK_SIMD_EXTENSIONS
1133
1134 ## some linker flags that might come in handy
1135 SXE_CHECK_LDFLAGS
1136
1137 ## suffices to be defined late, for instance here
1138 SXE_CHECK_PARSER_LEXER
1139
1140 if test "$with_pdump" != "yes"; then
1141         ## GNU ld now defaults to combreloc, which screws up unexec,
1142         ## but not pdump.
1143         ## Note that it's OK if the GNU style long option causes
1144         ## non-GNU ld to barf a usage message, that's often good
1145         ## enough.  Please report it, though.
1146         ## #### Should make this Solaris-friendly.
1147         ## Link with -z nocombreloc for now.
1148         SXE_CHECK_LD_ZFLAG([nocombreloc])
1149         if test "$sxe_cv_ld__z_nocombreloc" = "yes"; then
1150                 SXE_PREPEND_LINKER_FLAG([-z nocombreloc], [ld_switch_site])
1151         fi
1152 fi
1153
1154 dnl Inform compiler that certain flags are meant for the linker
1155 SXE_PROTECT_LINKER_FLAGS(ld_switch_system)
1156 SXE_PROTECT_LINKER_FLAGS(ld_switch_machine)
1157 SXE_PROTECT_LINKER_FLAGS(ld_switch_site)
1158 SXE_PROTECT_LINKER_FLAGS(LDFLAGS)
1159 SXE_PROTECT_LINKER_FLAGS(ld_call_shared)
1160
1161 dnl Add s&m-determined objects to link line
1162 test -n "$objects_machine" && SXE_ADD_CORE_OBJS($objects_machine)
1163 test -n "$objects_system"  && SXE_ADD_CORE_OBJS($objects_system)
1164 test "$with_pdump" = "yes" && SXE_ADD_CORE_OBJS(dumper.o)
1165
1166
1167 dnl Feed s&m crud to src/Makefile
1168
1169 dnl Linux/powerpc needs the following magic for some reason
1170 dnl [Not needed with YellowDog 2.3 and causes link problems with YellowDog 3.0,
1171 dnl the two most popular PowerPC distributions.]
1172 dnl test "$machine$opsys" = "powerpclinux" && start_flags="-T $sxe_srcdir/src/ppc.ldscript"
1173
1174 AC_LANG(C)
1175 if test "$unexec" = "unexaix.o"; then
1176 dnl AIX needs various hacks to make static linking work.
1177   if   test "$with_dynamic" = "no"; then
1178   start_flags="-Wl,-bnso,-bnodelcsect"
1179   test "$GCC" = "yes" && start_flags="-B/bin/ ${start_flags}"
1180   for f in "/lib/syscalls.exp" "/lib/threads.exp"; do
1181     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; fi
1182   done
1183   for f in "/usr/lpp/X11/bin/smt.exp" "/usr/bin/X11/smt.exp"; do
1184     if test -r "$f"; then start_flags="${start_flags},-bI:${f}"; break; fi
1185   done
1186   AC_CHECK_LIB([c], [terminateAndUnload], [SXE_APPEND(-lC, libs_system)])
1187   fi
1188 elif test -n "$ld_text_start_addr"; then
1189   start_flags="-T $ld_text_start_addr -e __start"
1190 fi
1191 AC_SUBST(start_flags)
1192
1193 AC_SUBST(ld_switch_shared)
1194 AC_SUBST(start_files)
1195 if test "$ordinary_link" = "no" -a "$GCC" = "yes"; then
1196         if test -z "$linker"; then
1197                 linker='$(CC) -nostdlib'
1198                 SXE_APPEND([-nostdlib], [start_flags])
1199         fi
1200         test -z "$lib_gcc" && lib_gcc='`$(CC) -print-libgcc-file-name`'
1201 fi
1202 test "$GCC" != "yes" && lib_gcc=
1203 AC_SUBST(ld)
1204 AC_SUBST(lib_gcc)
1205
1206
1207
1208 ## ---------------------------------------------------------------
1209 ## Add site and system specific flags to compile and link commands
1210 ## ---------------------------------------------------------------
1211
1212 ## compute those site prefixes
1213 SXE_COMPUTE_SITE_PREFIXES
1214 ## compute a LD_RUN_PATH
1215 SXE_COMPUTE_LD_RUN_PATH
1216
1217
1218 ## some header checks
1219 SXE_CHECK_BASIC_HEADERS
1220 ## the very basic c types
1221 SXE_CHECK_BASIC_TYPES
1222
1223 ## for signalling
1224 SXE_CHECK_SIGNALS
1225
1226 AC_CHECK_MEMBERS([struct stat.st_rdev])
1227 AC_CHECK_TYPES([ptrdiff_t])
1228
1229 ## check whether intptr_t is definied in sys/types.h
1230 SXE_CHECK_INTPTR_T
1231
1232 dnl -lm is required for floating point support, among other things
1233 AC_CHECK_FUNC([sin], [], [AC_CHECK_LIB([m], [sin])])
1234
1235
1236 dnl check for Make feature
1237 AC_PROG_MAKE_SET
1238
1239
1240 dnl check for long file names
1241 AC_SYS_LONG_FILE_NAMES
1242 AC_SYS_LARGEFILE
1243 AC_SYS_INTERPRETER
1244 AC_SYS_POSIX_TERMIOS
1245
1246 AC_FUNC_MALLOC
1247 AC_FUNC_MKTIME
1248
1249 dnl See if mkstemp is available
1250 AC_CHECK_FUNCS([mkstemp])
1251
1252 SXE_CHECK_FILE_LOCK
1253
1254 case "$opsys" in decosf*)
1255         AC_CHECK_LIB([pthreads], [cma_open])
1256         if test "$ac_cv_lib_pthreads_cma_open" = "yes"; then
1257                 c_switch_site="$c_switch_site -threads"
1258         fi
1259         ;;
1260 esac
1261
1262
1263 dnl ----------------------------------------------------------------
1264 dnl Miscellaneous flags
1265 dnl ----------------------------------------------------------------
1266
1267 AC_MSG_CHECKING(whether the -xildoff compiler flag is required)
1268 if   ${CC-cc} '-###' -xildon  no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ; then
1269   if ${CC-cc} '-###' -xildoff no_such_file.c 2>&1 | grep '^[^ ]*/ild ' > /dev/null ;
1270     then AC_MSG_RESULT(no);
1271     else AC_MSG_RESULT(yes); SXE_APPEND_UNDUP(-xildoff, ld_switch_site)
1272   fi
1273   else AC_MSG_RESULT(no)
1274 fi
1275
1276 dnl Link with "-z ignore" on Solaris if supported
1277 if test "$opsys" = "sol2"; then
1278   if test "$os_release" -ge 506; then
1279     AC_MSG_CHECKING(for "-z ignore" linker flag)
1280     case "`ld -h 2>&1`" in
1281       *-z\ ignore\|record* ) AC_MSG_RESULT(yes)
1282         SXE_PREPEND_UNDUP(-z ignore, ld_switch_site) ;;
1283       *) AC_MSG_RESULT(no) ;;
1284     esac
1285   fi
1286 fi
1287
1288 dnl ----------------------------------------------------------------
1289 dnl Check for Unixoid pty/process support.
1290 dnl ----------------------------------------------------------------
1291
1292 dnl There is no "standard" pty allocation method.  Every system is different.
1293 dnl  getpt()  is the preferred pty allocation method on glibc systems.
1294 dnl _getpty() is the preferred pty allocation method on SGI systems.
1295 dnl grantpt(), unlockpt(), ptsname() are defined by Unix98.
1296 AC_CHECK_FUNCS([getpt _getpty grantpt unlockpt ptsname killpg tcgetpgrp])
1297
1298 dnl openpty() is the preferred pty allocation method on BSD and Tru64 systems.
1299 dnl openpty() might be declared in:
1300 dnl - pty.h (Tru64 or Linux)
1301 dnl - libutil.h (FreeBSD)
1302 dnl - util.h (NetBSD)
1303 AC_CHECK_FUNC(openpty, have_openpty=yes, [
1304   AC_CHECK_LIB(util, openpty, have_openpty=yes need_libutil=yes)])
1305 if test "$have_openpty" = "yes"; then
1306   AC_DEFINE([HAVE_OPENPTY], [1], [Description here!])
1307   AC_CHECK_HEADERS(libutil.h util.h, break)
1308   test "$need_libutil" = "yes" && SXE_APPEND(-lutil, libs_system)
1309 fi
1310
1311 dnl Check for system-specific pty header files
1312 dnl Often the TIOCSIG* symbols are hiding there.
1313 case "$opsys" in
1314   dnl HPUX pty.h #defines TRUE and FALSE, so just use ptyio.h there.
1315   hpux*) AC_CHECK_HEADERS(sys/ptyio.h) ;;
1316   *) AC_CHECK_HEADERS(pty.h)
1317      test "$ac_cv_header_pty_h" = "no" && AC_CHECK_HEADERS(sys/pty.h)
1318      ;;
1319 esac
1320
1321 dnl Check for STREAM support functions.
1322 dnl Confusingly, "str" means both "string" and "SysV Streams".
1323 AC_CHECK_HEADERS(stropts.h)
1324 if test "$ac_cv_header_stropts_h" = "yes"; then
1325   AC_CHECK_FUNCS(isastream)
1326   AC_CHECK_HEADERS(strtio.h) dnl TIOCSIGNAL
1327 fi
1328
1329 dnl Check whether the system provides getloadavg().
1330 AC_CHECK_FUNCS(getloadavg)
1331
1332 if test "$ac_cv_func_getloadavg" = "yes"; then
1333   dnl Solaris 8 declares getloadavg() in <sys/loadavg.h>.
1334   dnl glibc 2.2 declares getloadavg() in <stdlib.h>...
1335   dnl   ...if we #define _GNU_SOURCE, which we do.
1336   AC_CHECK_HEADERS(sys/loadavg.h)
1337 else
1338   dnl We define our own getloadavg() using lower level functions.
1339   SXE_ADD_CRUFT_OBJS([getloadavg.o])
1340
1341   dnl Used by getloadavg() - does not require root priveleges
1342   AC_CHECK_LIB(kstat, kstat_open)
1343   AC_CHECK_HEADERS(kstat.h)
1344
1345   dnl Another way to get the load average
1346   AC_CHECK_LIB(kvm, kvm_read)
1347 fi
1348
1349 dnl If netdb.h does not declare h_errno, we must declare it by hand.
1350 AC_MSG_CHECKING(whether netdb declares h_errno)
1351 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
1352   [[return h_errno;]])],
1353   [AC_MSG_RESULT(yes)
1354    AC_DEFINE([HAVE_H_ERRNO], [1], [Description here!])],
1355   [AC_MSG_RESULT(no)])
1356
1357 AC_MSG_CHECKING([for sigsetjmp])
1358 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1359 #include <setjmp.h>
1360         ]], [[
1361 sigjmp_buf bar;
1362 sigsetjmp (bar, 0);
1363         ]])],
1364         [sxe_cv_c_func_sigsetjmp="yes"],
1365         [sxe_cv_c_func_sigsetjmp="no"])
1366 AC_MSG_RESULT([$sxe_cv_c_func_sigsetjmp])
1367 if test "$sxe_cv_c_func_sigsetjmp" = "yes"; then
1368         AC_DEFINE([HAVE_SIGSETJMP], [1], [Description here!])
1369         AC_DEFINE_UNQUOTED([SETJMP(x)], [sigsetjmp (x, 0)], [dnl
1370                 We want to avoid saving the signal mask if possible, because
1371                 that necessitates a system call.])
1372         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [siglongjmp(x, y)], [dnl
1373                 Description here!])
1374         AC_DEFINE_UNQUOTED([JMP_BUF], [sigjmp_buf], [dnl
1375                 Description here!])
1376 else
1377         AC_DEFINE_UNQUOTED([SETJMP(x)], [setjmp(x)], [dnl
1378                 We want to avoid saving the signal mask if possible, because
1379                 that necessitates a system call.])
1380         AC_DEFINE_UNQUOTED([LONGJMP(x, y)], [longjmp(x, y)], [Description here!])
1381         AC_DEFINE_UNQUOTED([JMP_BUF], [jmp_buf], [Description here!])
1382 fi
1383
1384
1385 AC_MSG_CHECKING(whether localtime caches TZ)
1386 AC_CACHE_VAL(emacs_cv_localtime_cache,
1387 [if test "$ac_cv_func_tzset" = "yes"; then
1388 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <time.h>
1389 #if STDC_HEADERS
1390 # include <stdlib.h>
1391 #endif
1392 extern char **environ;
1393 unset_TZ ()
1394 {
1395   char **from, **to;
1396   for (to = from = environ; (*to = *from); from++)
1397     if (! (to[[0]][[0]] == 'T' && to[[0]][[1]] == 'Z' && to[[0]][[2]] == '='))
1398       to++;
1399 }
1400 char TZ_GMT0[[]] = "TZ=GMT0";
1401 char TZ_PST8[[]] = "TZ=PST8";
1402 main()
1403 {
1404   time_t now = time ((time_t *) 0);
1405   int hour_GMT0, hour_unset;
1406   if (putenv (TZ_GMT0) != 0)
1407     exit (1);
1408   hour_GMT0 = localtime (&now)->tm_hour;
1409   unset_TZ ();
1410   hour_unset = localtime (&now)->tm_hour;
1411   if (putenv (TZ_PST8) != 0)
1412     exit (1);
1413   if (localtime (&now)->tm_hour == hour_GMT0)
1414     exit (1);
1415   unset_TZ ();
1416   if (localtime (&now)->tm_hour != hour_unset)
1417     exit (1);
1418   exit (0);
1419 }]])], emacs_cv_localtime_cache=no, emacs_cv_localtime_cache=yes,
1420 [# If we have tzset, assume the worst when cross-compiling.
1421 emacs_cv_localtime_cache=yes])
1422 else
1423         # If we lack tzset, report that localtime does not cache TZ,
1424         # since we can't invalidate the cache if we don't have tzset.
1425         emacs_cv_localtime_cache=no
1426 fi],[:])dnl
1427 AC_MSG_RESULT($emacs_cv_localtime_cache)
1428 if test $emacs_cv_localtime_cache = yes; then
1429   AC_DEFINE([LOCALTIME_CACHE], [1], [Description here!])
1430 fi
1431
1432
1433 need_alloca_c=no
1434 dnl HP-UX has a working alloca in libPW.
1435 dnl case "${GCC}${opsys}" in hpux* )
1436 dnl  AC_CHECK_FUNC(alloca, [:], [AC_CHECK_LIB(PW, alloca)])
1437 dnl esac
1438
1439 dnl AC_FUNC_ALLOCA doesn't know about DEC C's #pragma intrinsic(alloca)
1440 if test "$__DECC" != "yes"; then
1441         AC_FUNC_ALLOCA
1442         if test -n "$ALLOCA"; then
1443                 SXE_ADD_CRUFT_OBJS([$ALLOCA])
1444                 need_alloca_c=yes
1445         fi
1446 fi
1447
1448 AC_MSG_CHECKING(for working alloca in function calls)
1449 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1450 #if defined (__GNUC__)
1451 #define alloca __builtin_alloca
1452 #elif defined (__DECC)
1453 #include <alloca.h>
1454 #pragma intrinsic(alloca)
1455 #elif defined (HAVE_ALLOCA_H)
1456 #include <alloca.h>
1457 #elif defined (_AIX)
1458 #pragma alloca
1459 #elif ! defined (alloca)
1460 #ifdef C_ALLOCA
1461 #define alloca xemacs_c_alloca
1462 #else
1463 void *alloca ();
1464 #endif /* C_ALLOCA */
1465 #endif /* !defined (alloca) */
1466
1467 void
1468 f1 (double a, void *ptr, int b)
1469 {
1470   unsigned char *ptr2 = (unsigned char *) ptr;
1471   if (ptr2[[0]] != 0xBF || ptr2[[1]] != 0xBF || ptr2[[3000]] != 0xBF)
1472     exit (1);
1473   if (a != 3.1415 || b != -5490)
1474     exit (1);
1475 }
1476
1477 int
1478 f2 (short c, void *ptr, long e)
1479 {
1480   unsigned char *ptr2 = (unsigned char *) ptr;
1481   if (ptr2[[0]] != 0xFB || ptr2[[1]] != 0xFB || ptr2[[1000]] != 0xFB)
1482     exit (1);
1483   if (c != 665 || e != 776776776)
1484     exit (1);
1485   f1 (3.1415, memset (alloca (3001), 0xBF, 3001), -5490);
1486   return 42;
1487 }
1488
1489 int
1490 main (int argc, char *argv[])
1491 {
1492   if (f2 (665, memset (alloca (1001), 0xFB, 1001), 776776776) != 42)
1493     return 1;
1494   return 0;
1495 }
1496 ]])], working_alloca_in_function_calls=yes, working_alloca_in_function_calls=no,
1497 working_alloca_in_function_calls=no)
1498 AC_MSG_RESULT($working_alloca_in_function_calls)
1499 test "$working_alloca_in_function_calls" != "yes" && \
1500   AC_DEFINE([BROKEN_ALLOCA_IN_FUNCTION_CALLS], [1], [Description here!])
1501
1502 AM_CONDITIONAL([NEED_ALLOCA_C], [
1503         test "$working_alloca_in_function_calls" = "yes" && \
1504         test "$need_alloca_c" = "yes"])
1505
1506 dnl Check whether strcoll exists and works correctly. (This does more
1507 dnl than just check for its existence.) If so, it defines HAVE_STRCOLL.
1508 AC_FUNC_STRCOLL
1509
1510 dnl If `getpgrp' takes no argument (the POSIX.1 version), define
1511 dnl `GETPGRP_VOID'.  Otherwise, it is the BSD version, which takes a
1512 dnl process ID as an argument.
1513 AC_CHECK_FUNCS(getpgrp)
1514 AC_FUNC_GETPGRP
1515
1516 dnl We used to call AC_FUNC_MMAP here
1517 dnl Instead we now use following, suggested by Neal Becker
1518 AC_MSG_CHECKING(for working mmap)
1519 case "$opsys" in ultrix* ) have_mmap=no ;; *)
1520 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1521 #include <unistd.h>
1522 #include <fcntl.h>
1523 #include <sys/mman.h>
1524
1525 #ifndef MAP_VARIABLE
1526 #define MAP_VARIABLE 0
1527 #endif
1528
1529 #ifndef MAP_FAILED
1530 #define MAP_FAILED -1
1531 #endif
1532
1533 int main (int argc, char *argv[])
1534 {
1535   int fd = -1;
1536   caddr_t p;
1537 #ifndef MAP_ANONYMOUS
1538   fd = open ("/dev/zero", O_RDWR);
1539   if (fd < 0)
1540     return 1;
1541 #define MAP_ANONYMOUS 0
1542 #endif
1543   if (mmap(0, 1024, PROT_READ | PROT_WRITE,
1544            MAP_PRIVATE | MAP_VARIABLE | MAP_ANONYMOUS,
1545            fd, 0) != (void *) MAP_FAILED)
1546     return 0;
1547   perror ("conftest: mmap failed");
1548   return 1;
1549 }]])], have_mmap=yes, have_mmap=no, have_mmap=no) ;;
1550 esac
1551 AC_MSG_RESULT($have_mmap)
1552 test "$have_mmap" = "yes" && AC_DEFINE([HAVE_MMAP], [1], [Description here!])
1553
1554 dnl rel_alloc requires either GNU malloc or system malloc with mmap
1555 dnl We only turn rel_alloc on by default if mmap is available.
1556 test "$GNU_MALLOC" != "yes" -a "$have_mmap" != "yes" && with_rel_alloc=no
1557 if test "$with_rel_alloc $have_mmap" = "default yes"; then
1558         if test "$doug_lea_malloc" = "yes"; then
1559                 dnl Check if malloc() calls mmap(), making rel_alloc pointless.
1560                 AC_MSG_CHECKING(for M_MMAP_THRESHOLD)
1561                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <malloc.h>]],[[
1562 #ifndef M_MMAP_THRESHOLD
1563 #error No M_MMAP_THRESHOLD :-(
1564 !@+$%^&*_)(_ - unlikely to compile...
1565 #endif
1566                         ]])], [
1567                         with_rel_alloc=no
1568                         AC_MSG_RESULT(yes)], [
1569                         with_rel_alloc=yes
1570                         AC_MSG_RESULT(no)])
1571         else
1572                 with_rel_alloc=yes
1573         fi
1574 fi
1575 if test "$with_rel_alloc" = "yes"; then
1576         AC_DEFINE([REL_ALLOC], [1], [Description here!])
1577         SXE_ADD_MEMALLOC_OBJS(ralloc.o)
1578 fi
1579
1580 dnl Check for tests/rminal I/O variants
1581 dnl TERMIOS systems may have termio.h, but not vice-versa, I think.
1582 AC_CHECK_HEADER(termios.h,
1583   AC_DEFINE([HAVE_TERMIOS], [1], [Description here!])
1584   AC_DEFINE([SIGNALS_VIA_CHARACTERS], [1], [Description here!])
1585   AC_DEFINE([NO_TERMIO], [1], [Description here!]),
1586   [AC_CHECK_HEADER(termio.h, [AC_DEFINE([HAVE_TERMIO], [1], [Description here!])])])
1587
1588
1589 dnl Check for directory variants
1590 AC_CHECK_HEADER(dirent.h, [AC_DEFINE([SYSV_SYSTEM_DIR], [1], [Description here!])],
1591   [AC_CHECK_HEADER(sys/dir.h, , [AC_DEFINE([NONSYSTEM_DIR_LIBRARY], [1], [Description here!])])])
1592
1593 dnl check for readdir64_r (the reentrant version of readdir64)
1594 AC_CHECK_FUNC(readdir64_r, [AC_DEFINE([HAVE_LARGEFILE], [1], [Description here!])])
1595
1596 dnl Check for nlist.h
1597 AC_CHECK_HEADER([nlist.h], [AC_DEFINE([NLIST_STRUCT], [1], [Description here!])], [])
1598
1599 dnl firstly check for pthread support so that we can use the
1600 dnl asynchronous playing routines
1601
1602 dnl special pthread handling
1603 dnl AIX uses pthreads instead of pthread, and HP/UX uses cma
1604 dnl FreeBSD uses -pthread
1605 AC_CHECK_LIB(pthread, pthread_create)
1606 if test "${ac_cv_lib_pthread_pthread_create}" = "yes"; then
1607         have_threads=yes
1608
1609         SXE_CHECK_COMPILER_FLAGS([-pthreads])
1610         SXE_CHECK_COMPILER_FLAGS([-pthread])
1611         if test "${sxe_cv_c_flags__pthreads}" = "yes"; then
1612                 SXE_PREPEND_UNDUP([-pthreads], [c_switch_site])
1613         fi
1614         if test "${sxe_cv_c_flags__pthread}" = "yes"; then
1615                 SXE_PREPEND_UNDUP([-pthread], [c_switch_site])
1616         fi
1617         SXE_PREPEND([-lpthread], [MM_LIBS])
1618 fi
1619
1620 dnl test for AIX pthreads
1621 AC_CHECK_LIB(pthreads, pthread_create)
1622 if test $ac_cv_lib_pthreads_pthread_create = yes; then
1623   have_threads=yes
1624   SXE_PREPEND(-lpthreads, MM_LIBS)
1625 fi
1626
1627 dnl test for HPUX cma threads.
1628 AC_CHECK_LIB(cma, pthread_create)
1629 if test $ac_cv_lib_cma_pthread_create = yes; then
1630   have_threads=yes
1631   SXE_PREPEND(-lcma, MM_LIBS)
1632 fi
1633
1634 dnl FreeBSD -pthread check
1635 AC_DEFUN([AC_PTHREAD_FREEBSD],
1636 [AC_MSG_CHECKING([if we need -pthread for threads])
1637 AC_CACHE_VAL(ac_cv_ldflag_pthread,
1638         [ac_save_ld_switch_site="$ld_switch_site"
1639         ld_switch_site="-pthread $ld_switch_site"
1640         AC_LINK_IFELSE([AC_LANG_PROGRAM([[char pthread_create();]],
1641         [[char pthread_create();]])],
1642         eval "ac_cv_ldflag_pthread=yes",
1643         eval "ac_cv_ldflag_pthread=no"),
1644         ld_switch_site="$ac_save_ld_switch_site"
1645 ])
1646 if eval "test \"`echo $ac_cv_ldflag_pthread`\" = yes"; then
1647         AC_MSG_RESULT(yes)
1648         have_threads=yes
1649         SXE_PREPEND_UNDUP("-pthread", ld_switch_site)
1650         SXE_PREPEND_UNDUP("-D_THREAD_SAFE", c_switch_site)
1651 else
1652         AC_MSG_RESULT(no)
1653 fi])
1654
1655 dnl If all other thread tests fail, try BSD's -pthread
1656 if test "$have_threads" != yes; then
1657   AC_PTHREAD_FREEBSD
1658 fi
1659
1660 if test "$have_threads" = yes; then
1661   AC_DEFINE([HAVE_THREADS], [1], [Description here!])
1662 fi
1663
1664
1665 ## Internal Options
1666 ## ================
1667
1668 echo
1669 echo "Internal Options"
1670 echo "================"
1671
1672 SXE_CHECK_LIBTOOL
1673 SXE_CHECK_LIBLTDL
1674
1675 dnl ----------------------------------------------------------------
1676 dnl Check for POSIX functions.
1677 dnl ----------------------------------------------------------------
1678
1679 SXE_CHECK_BASIC_FUNS
1680 AC_CHECK_FUNCS([alarm cbrt closedir dup2 eaccess endpwent floor fmod fpathconf frexp fsync ftime ftruncate getaddrinfo getcwd gethostbyname gethostname getnameinfo getpagesize getrlimit gettimeofday getwd isascii link logb lrand48 matherr memchr memmove memset mkdir mktime munmap perror poll pow putenv random re_comp readlink regcomp rename res_init rint rmdir select setitimer setlocale setpgid setsid sigblock sighold sigprocmask snprintf socket sqrt stpcpy strcasecmp strchr strdup strerror strlwr strrchr strspn strtol strupr symlink tzset ulimit umask uname usleep utime vlimit vsnprintf waitpid wcscmp wcslen])
1681
1682
1683 ## combines all these time structures and funs
1684 SXE_CHECK_METRONOME
1685 SXE_CHECK_SUFFICIENCY([metronome], [metronome])
1686
1687 ## check for a sane dirname/realpath
1688 SXE_CHECK_DIRNAME
1689 SXE_CHECK_REALPATH
1690
1691 dnl -----------------------------------
1692 dnl Do some misc autoconf-special tests
1693 dnl -----------------------------------
1694
1695 dnl Do the opsystem or machine files prohibit the use of the GNU malloc?
1696 dnl Assume not, until told otherwise.
1697 GNU_MALLOC=yes
1698 if test "$with_dlmalloc" != "no"; then
1699         doug_lea_malloc=yes
1700 else
1701         doug_lea_malloc=no
1702 fi
1703 after_morecore_hook_exists=yes
1704 AC_CHECK_FUNC(malloc_set_state, ,doug_lea_malloc=no)
1705 AC_MSG_CHECKING(whether __after_morecore_hook exists)
1706 AC_LINK_IFELSE([AC_LANG_SOURCE([[extern void (* __after_morecore_hook)();],[__after_morecore_hook = 0]])],
1707   [AC_MSG_RESULT(yes)],
1708   [AC_MSG_RESULT(no)
1709    after_morecore_hook_exists=no])
1710 if test "$system_malloc" = "yes" ; then
1711   GNU_MALLOC=no
1712   GNU_MALLOC_reason="
1713     - The GNU allocators don't work with this system configuration."
1714 elif test "$with_system_malloc" = "yes" ; then
1715   GNU_MALLOC=no
1716   GNU_MALLOC_reason="
1717     - User chose not to use GNU allocators."
1718 elif test "$with_debug_malloc" = "yes" ; then
1719   GNU_MALLOC=no
1720   GNU_MALLOC_reason="
1721     - User chose to use Debugging Malloc."
1722 fi
1723
1724 if test "$doug_lea_malloc" = "yes" -a "$GNU_MALLOC" = "yes" ; then
1725         GNU_MALLOC_reason="
1726     - Using Doug Lea's new malloc from the GNU C Library."
1727         AC_DEFINE([DOUG_LEA_MALLOC], [1], [Description here!])
1728         if test "$after_morecore_hook_exists" = "no" ; then
1729                 GNU_MALLOC_reason="
1730     - Using Doug Lea's new malloc from the Linux C Library."
1731         AC_DEFINE([_NO_MALLOC_WARNING_], [1], [Description here!])
1732         fi
1733 fi
1734 AM_CONDITIONAL([USE_MEMALLOC], [test -n "${libmemalloc_objs}"])
1735
1736 dnl #### mcheck is broken in all versions of Linux libc and glibc.
1737 dnl Try this again when 2.1 hits the streets.
1738 dnl Avoid using free-hook.c if support exists for malloc debugging in libc
1739 have_libmcheck=no
1740 if test "$with_error_checking_malloc" = "yes" -a \
1741    "$have_glibc" = "yes" -a \
1742    "$doug_lea_malloc" = "yes"; then
1743         AC_CHECK_HEADERS(mcheck.h)
1744         AC_CHECK_LIB(mcheck, mcheck, [have_libmcheck=yes], [have_libmcheck=no])
1745 fi
1746
1747 if test "$with_module_support" != "no"; then
1748         AS_MESSAGE([checking for module support])
1749         if test "$sxe_cv_feat_libltdl" = "yes"; then
1750                 have_module_support="yes"
1751                 with_module_support="yes"
1752                 SXE_ADD_CRUFT_OBJS([emodules-ng.o])
1753                 AC_DEFINE([HAVE_EMODULES], [1], [Whether emods would be available])
1754                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1755         else
1756                 have_module_support="no"
1757                 AC_DEFINE([WITH_EMODULES], [1], [Whether emods shall be available])
1758         fi
1759 fi
1760
1761 AM_CONDITIONAL([DESCEND_MODULES],
1762         [test "$with_module_support $have_module_support" = "yes yes"])
1763 if test "$with_module_support $have_module_support" = "yes"; then
1764         SXE_APPEND([src], [MAKE_SUBDIR])
1765         SXE_APPEND([src], [INSTALL_ARCH_DEP_SUBDIR])
1766         SXE_APPEND([modules], [MAKE_AM_SUBDIR])
1767         SXE_APPEND([modules], [SRC_SUBDIR_DEPS])
1768 dnl else
1769 dnl     MOD_CC="$SXEMACS_CC"
1770 dnl     MODCFLAGS="\$(SXE_CFLAGS) -I../../src -I\$(sxe_srcdir)/../../src"
1771 dnl     INSTALLPATH=""
1772 dnl     MOD_INSTALL_PROGRAM="true"
1773 dnl     OBJECT_TO_BUILD="\$(MODNAME).o"
1774 fi
1775
1776 if test "$opsys" != "darwin"; then
1777
1778         if test "$with_modules_ase" = "yes"; then
1779                 have_modules_ase=yes
1780         fi
1781         if test "$with_static_modules_ase" = "yes"; then
1782                 have_static_modules_ase=yes
1783         fi
1784 fi
1785 SXE_EMOD_STATMOD([ase])
1786 if test "$opsys" != "darwin"; then
1787         have_ase_cart="yes"
1788         have_ase_dig="yes"
1789         have_ase_intv="yes"
1790         have_ase_metric="yes"
1791         have_ase_nbhood="yes"
1792         have_ase_perm="yes"
1793         have_ase_resclass="yes"
1794 fi
1795 if test "$have_bison" = "yes"; then
1796         if test "$with_modules_cl" = "yes" ; then
1797                 have_modules_cl="yes"
1798         fi
1799         if test "$with_static_modules_cl" = "yes"; then
1800                 have_static_modules_cl="yes"
1801         fi
1802 else
1803         if test "$with_modules_cl" = "yes" -o "$with_static_modules_cl" = "yes"; then
1804                 AC_MSG_WARN([Sorry no bison means no cl module for you.])
1805         fi
1806 fi
1807
1808 SXE_EMOD_STATMOD([cl])
1809
1810 dnl D-Bus
1811 SXE_CHECK_DBUS
1812 if test "$have_dbus" = "yes"; then
1813         if test "$with_modules_dbus" = "yes"; then
1814                 have_modules_dbus=yes
1815         fi
1816         if test "$with_static_modules_dbus" = "yes"; then
1817                 have_static_modules_dbus=yes
1818         fi
1819         SXE_EMOD_STATMOD([dbus])
1820 else
1821         AC_MSG_WARN([I cannot believe you do not have d-bus.])
1822 fi
1823
1824 AM_CONDITIONAL([AUTARKIC], [test "0" = "1"])
1825 MODARCHDIR=
1826 MAKE_DOCFILE="$sxe_blddir/lib-src/make-docfile"
1827 ELLMAKEDOC=$MAKE_DOCFILE
1828 ELLCC=$MOD_CC
1829 AC_SUBST(ELLCC)
1830 AC_SUBST(ELLMAKEDOC)
1831 AC_SUBST(with_modules, $with_modules)
1832 AC_SUBST(MOD_CC)
1833 AC_SUBST(MODARCHDIR)
1834 AC_SUBST(MAKE_DOCFILE)
1835 AC_SUBST(MODCFLAGS)
1836 AC_SUBST(INSTALLPATH)
1837 AC_SUBST(MOD_INSTALL_PROGRAM)
1838 AC_SUBST(OBJECT_TO_BUILD)
1839 SXE_SUBST_STATMOD_A
1840
1841 ## FFI support
1842 SXE_CHECK_FFI
1843 SXE_CHECK_SUFFICIENCY([ffi], [FFI support], [
1844         ## additional actions
1845         AC_DEFINE([HAVE_LIBFFI], [1], [Description here!])
1846         HAVE_LIBFFI=yes
1847         FFI_LIBS="-lffi"
1848         SXE_ADD_CRUFT_OBJS([effi.o])
1849 ])
1850
1851 ## ENT support
1852 SXE_CHECK_ENT
1853
1854 ## check for pseudo gaussian numbers
1855 AC_MSG_CHECKING([for pseug (gaussian numbers)])
1856 if test "$sxe_cv_feat_gmp" = "yes"; then
1857         ## the good case
1858         AC_DEFINE([HAVE_PSEUG], [1], [Whether we COULD do gaussian numbers!])
1859         sxe_cv_feat_pseug="yes"
1860 else
1861         sxe_cv_feat_pseug="no"
1862 fi
1863 AC_MSG_RESULT([$sxe_cv_feat_pseug])
1864
1865 ## check for pseudo complex numbers
1866 AC_MSG_CHECKING([for pseuc (pseudo complex numbers)])
1867 if test "$sxe_cv_feat_mpfr" = "yes"; then
1868         ## the good case
1869         AC_DEFINE([HAVE_PSEUC], [1], [Whether we COULD do complex numbers!])
1870         sxe_cv_feat_pseuc="yes"
1871 else
1872         sxe_cv_feat_pseuc="no"
1873 fi
1874 AC_MSG_RESULT([$sxe_cv_feat_pseuc])
1875
1876 ## check for pseudo quaternions
1877 AC_MSG_CHECKING([for quatern (quaternion numbers)])
1878 if test "$sxe_cv_feat_gmp" = "yes"; then
1879         ## the good case
1880         AC_DEFINE([HAVE_QUATERN], [1], [Whether we COULD do quaternions!])
1881         sxe_cv_feat_quatern="yes"
1882 else
1883         sxe_cv_feat_quatern="no"
1884 fi
1885 AC_MSG_RESULT([$sxe_cv_feat_quatern])
1886
1887
1888 ## go through what the PH^Wuser has specified
1889 ## it's a wee bit more complex, so let's go for it
1890 ## we use a dijkstra-if
1891 ent_dijkstra="$with_ent_gmp $sxe_cv_feat_gmp"
1892 if test "$ent_dijkstra" = "yes yes"; then
1893         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1894         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1895         SXE_ADD_ENT_OBJS([ent-gmp.o])
1896         have_ent_gmp="yes"
1897 elif test "$ent_dijkstra" = "yes no"; then
1898         ## pity, we wanted GMP but we dont have it
1899         AC_DEFINE([WITH_GMP], [1], [Whether GMP support was desired!])
1900         have_ent_gmp="no"
1901 elif test "$ent_dijkstra" = "no yes"; then
1902         ## we didn't want GMP but we have it
1903         ## do nothing in that case
1904         have_ent_gmp="no"
1905 elif test "$ent_dijkstra" = "no no"; then
1906         ## great, we didnt opt for GMP and we're lucky, it's not there either
1907         have_ent_gmp="no"
1908 fi
1909
1910 ## evaluate mpfr results
1911 ent_dijkstra="$with_ent_mpfr $sxe_cv_feat_mpfr"
1912 if test "$ent_dijkstra" = "yes yes"; then
1913         ## the good case
1914         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1915         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1916         SXE_ADD_ENT_OBJS([ent-mpfr.o])
1917         have_ent_mpfr="yes"
1918 elif test "$ent_dijkstra" = "yes no"; then
1919         ## we want but can't have
1920         AC_DEFINE([WITH_MPFR], [1], [Description here!])
1921         have_ent_mpfr="no"
1922 elif test "$ent_dijkstra" = "no yes"; then
1923         have_ent_mpfr="no"
1924 elif test "$ent_dijkstra" = "no no"; then
1925         have_ent_mpfr="no"
1926 fi
1927
1928
1929 ## whether to enable gaussian numbers
1930 ent_dijkstra="$with_ent_pseug $sxe_cv_feat_pseug"
1931 if test "$ent_dijkstra" = "yes yes"; then
1932         ## perfick
1933         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1934         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
1935         SXE_ADD_ENT_OBJS([ent-gaussian.o])
1936         have_ent_pseug="yes"
1937 elif test "$ent_dijkstra" = "yes no"; then
1938         ## grrrr
1939         AC_DEFINE([WITH_PSEUG], [1], [Description here!])
1940         have_ent_pseug="no"
1941 elif test "$ent_dijkstra" = "no yes"; then
1942         have_ent_pseug="no"
1943 elif test "$ent_dijkstra" = "no no"; then
1944         have_ent_pseug="no"
1945 fi
1946
1947 ## whether to enable emulated complex numbers
1948 ent_dijkstra="$with_ent_pseuc $sxe_cv_feat_pseuc $with_ent_mpc $sxe_cv_feat_mpc"
1949 if test "$ent_dijkstra" = "yes yes yes yes"; then
1950         ## skip pseuc usage
1951         have_ent_pseuc="veto"
1952         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1953         AS_MESSAGE([ENT: Built-in support for complex numbers available, dnl
1954 but omitted in favour of MPC.])
1955         omit_ent_pseuc_in_favour_of="mpc"
1956         ## set up to use plain mpc
1957         AC_DEFINE([WITH_MPC], [1], [Description here!])
1958         SXE_PREPEND([$MPC_LIBS], [ENT_LIBS])
1959         SXE_ADD_ENT_OBJS([ent-mpc.o])
1960         have_ent_mpc="yes"
1961 elif test "$ent_dijkstra" = "yes yes yes no"; then
1962         ## user planned to use mpc, hasnt got it though
1963         ## now he's cursed with pseudo complex numbers :)
1964         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1965         have_ent_pseuc="yes"
1966         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1967         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1968         ## we want mpc but can't have, set up that
1969         AC_DEFINE([WITH_MPC], [1], [Description here!])
1970         have_ent_mpc="no"
1971 elif test "$ent_dijkstra" = "yes yes no yes"; then
1972         ## user coulda used mpc but disabled it for whatever reasons ... Wait!
1973         ## Horst, is that you?!
1974         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1975         AS_MESSAGE([ENT: dnl
1976 MPC support for complex numbers IS possible, however YOU think you want dnl
1977 the built-in emulated stuff?  Seriously?  Good, so be it!])
1978         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1979         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1980         have_ent_pseuc="yes"
1981         omit_ent_mpc_in_favour_of="pseuc"
1982         ## however brag that we have mpc
1983         have_ent_mpc="yes"
1984 elif test "$ent_dijkstra" = "yes yes no no"; then
1985         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1986         have_ent_pseuc="yes"
1987         SXE_PREPEND([$MPFR_LIBS], [ENT_LIBS])
1988         SXE_ADD_ENT_OBJS([ent-pseumpc.o])
1989         have_ent_mpc="no"
1990 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "yes no"; then
1991         AC_DEFINE([WITH_PSEUC], [1], [Description here!])
1992         have_ent_pseuc="no"
1993 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no yes"; then
1994         have_ent_pseuc="no"
1995 elif test "$with_ent_pseuc $sxe_cv_feat_pseuc" = "no no"; then
1996         have_ent_pseuc="no"
1997 fi
1998
1999 ## whether to enable gaussian numbers
2000 ent_dijkstra="$with_ent_quatern $sxe_cv_feat_quatern"
2001 if test "$ent_dijkstra" = "yes yes"; then
2002         ## perfick
2003         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
2004         SXE_PREPEND([$GMP_LIBS], [ENT_LIBS])
2005         SXE_ADD_ENT_OBJS([ent-quatern.o])
2006         have_ent_quatern="yes"
2007 elif test "$ent_dijkstra" = "yes no"; then
2008         ## grrrr
2009         AC_DEFINE([WITH_QUATERN], [1], [Description here!])
2010         have_ent_quatern="no"
2011 elif test "$ent_dijkstra" = "no yes"; then
2012         have_ent_quatern="no"
2013 elif test "$ent_dijkstra" = "no no"; then
2014         have_ent_quatern="no"
2015 fi
2016
2017 ## elliptic curve support
2018 ent_dijkstra="$with_ent_ecm $sxe_cv_feat_ecm"
2019 if test "$ent_dijkstra" = "yes yes"; then
2020         ## perfick case
2021         AC_DEFINE([WITH_ECM], [1], [Description here!])
2022         SXE_PREPEND([$ECM_LIBS], [ENT_LIBS])
2023         SXE_ADD_ENT_OBJS([ent-ecm.o])
2024         have_ent_ecm="yes"
2025 elif test "$ent_dijkstra" = "no yes"; then
2026         have_ent_ecm="no"
2027 elif test "$ent_dijkstra" = "yes no"; then
2028         AC_DEFINE([WITH_ECM], [1], [Description here!])
2029         have_ent_ecm="no"
2030 elif test "$ent_dijkstra" = "no no"; then
2031         have_ent_ecm="no"
2032 fi
2033
2034
2035 ## Floating operation support is now unconditional
2036 SXE_CHECK_MATHS_VALUES
2037 if test "$ac_cv_sizeof_long_double" != 0; then
2038         ##AC_DEFINE_UNQUOTED([fpfloat], [long double], [Description here!])
2039         ##AC_DEFINE([fpfloat_long_double_p], [1], [Description here!])
2040         fpfloat="long double"
2041         fpfloat_long_double_p=1
2042         have_fpfloat=yes
2043 elif test "$ac_cv_sizeof_double" != 0; then
2044         ##AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2045         ##AC_DEFINE([fpfloat_double_p], [1], [Description here!])
2046         fpfloat="double"
2047         fpfloat_double_p=1
2048         have_fpfloat=yes
2049 else
2050         AS_MESSAGE([Uh oh, no float type is bad news.])
2051         have_fpfloat=no
2052 fi
2053
2054 AC_MSG_CHECKING([if need to add -lm])
2055 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2056 #include <math.h>
2057 ]],[[
2058 return sin(0.0);
2059 ]])], [AC_MSG_RESULT([no])], [
2060         AC_MSG_RESULT([maybe])
2061         save_LIBS=$LIBS
2062         SXE_APPEND([-lm], [LIBS])
2063         AC_MSG_CHECKING([if can add -lm])
2064         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2065 #include <math.h>
2066 ]],[[
2067 return sin(0.0);
2068 ]])], [AC_MSG_RESULT([yes])], [
2069         AC_MSG_RESULT([no])
2070         AC_MSG_WARN([No way to use math functions found. Reverting option append.])
2071         LIBS=$save_LIBS])])
2072
2073
2074
2075 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2076 #include <math.h>
2077 ]],[[
2078 return atanh(1.0) + asinh(1.0) + acosh(1.0);
2079 ]])], [AC_DEFINE([HAVE_INVERSE_HYPERBOLIC], [1], [Description here!])])
2080
2081 if test "$have_fpfloat" = "yes"; then
2082         AC_DEFINE([HAVE_FPFLOAT], [1], [Description here!])
2083
2084         SXE_CHECK_CLEAN_FLOATOPS(
2085                 [have_clean_floatops="yes"], [have_clean_floatops="no"])
2086
2087         ## it would seem odd to define the destiny of our float arithmetic here
2088         if test "$have_clean_floatops" = "yes"; then
2089                 AC_DEFINE_UNQUOTED([fpfloat], [$fpfloat], [Description here!])
2090                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2091                         [${fpfloat_long_double_p:-0}], [Description here!])
2092                 AC_DEFINE_UNQUOTED([fpfloat_double_p],
2093                         [${fpfloat_double_p:-0}], [Description here!])
2094         else
2095                 AS_MESSAGE([downgrading to `double' floats])
2096                 AC_DEFINE_UNQUOTED([fpfloat], [double], [Description here!])
2097                 AC_DEFINE_UNQUOTED([fpfloat_long_double_p],
2098                         [0], [Description here!])
2099                 AC_DEFINE([fpfloat_double_p],
2100                         [1], [Description here!])
2101         fi
2102 fi
2103
2104 ## trivial checks, you cannot (yet) turn off internal arithmetic entirely
2105 ## so we always `have' it
2106 dnl with_ent_int=yes
2107 have_ent_int=yes
2108 dnl with_ent_indef=yes
2109 have_ent_indef=yes
2110 dnl with_ent_fpfloat=yes
2111 have_ent_fpfloat=yes
2112 dnl we attempt to always use ent.o
2113 AC_DEFINE([WITH_NUMBER_TYPES], [1], [Description here!])
2114 SXE_SUBST_ENT_OBJS
2115
2116 dnl experimental code support
2117 if test "$with_compre" != "no"; then
2118         AC_MSG_CHECKING([if compre prerequisites are met])
2119         AC_MSG_RESULT([yes])
2120         AC_DEFINE([EF_USE_COMPRE], [1],
2121                 [Whether to provide compiled regular expression!])
2122         have_compre=yes
2123 fi
2124 if test "$with_experimental_features_pom" = "yes"; then
2125         AC_MSG_CHECKING([if pom prerequisites are met])
2126         if test "$have_threads" = "yes"; then
2127                 AC_MSG_RESULT([yes])
2128                 AC_DEFINE([EF_USE_POM], [1],
2129                         [Whether to protect all lisp objects with mutexes!])
2130                 have_experimental_features_pom=yes
2131         else
2132                 AC_MSG_RESULT([no])
2133         fi
2134 fi
2135 if test "$with_experimental_features_asyneq" = "yes"; then
2136         AC_MSG_CHECKING([if asyneq prerequisites are met])
2137         if test "$have_threads" = "yes"; then
2138                 AC_MSG_RESULT([yes])
2139                 AC_DEFINE([EF_USE_ASYNEQ], [1],
2140                         [Whether to setup asynchronous event queues!])
2141                 have_experimental_features_asyneq=yes
2142                 SXE_ADD_EVENTS_OBJS([event-queue.o workers.o worker-asyneq.o])
2143         else
2144                 AC_MSG_RESULT([no])
2145         fi
2146 fi
2147 SXE_SUBST_EVENTS_OBJS
2148
2149 SXE_CHECK_EVENTS
2150 SXE_CHECK_SUFFICIENCY([events], [event system])
2151
2152 ## check asm helpers
2153 SXE_CHECK_ASM_HELPERS
2154
2155 ## compression titbits
2156 SXE_CHECK_ZLIB
2157 SXE_CHECK_BZLIB
2158 SXE_CHECK_LZMA
2159
2160
2161 ## Cryptography Options
2162 ## ====================
2163 echo
2164 echo "Cryptography Options"
2165 echo "===================="
2166
2167 ## in case someone else (ldap, pgsql, etc.) needs it
2168 SXE_CHECK_OPENSSL
2169 SXE_CHECK_SUFFICIENCY([openssl], [OpenSSL support])
2170
2171 dnl OpenSSL
2172 if test "$with_openssl" != "no" -a "$have_openssl" = "yes"; then
2173         SXE_ADD_CRUFT_OBJS([openssl.o])
2174 elif test "$with_openssl" != "no"; then
2175         AC_MSG_WARN([Required OpenSSL support cannot be provided.])
2176         AC_MSG_WARN([Check --with-site-prefixes.])
2177 fi
2178 if test "$have_openssl" = "no" -o "$with_openssl" = "no"; then
2179         OPENSSL_CPPFLAGS=""
2180         OPENSSL_LDFLAGS=""
2181         OPENSSL_LIBS=""
2182 fi
2183 AC_SUBST([OPENSSL_CPPFLAGS])
2184 AC_SUBST([OPENSSL_LDFLAGS])
2185 AC_SUBST([OPENSSL_LIBS])
2186
2187 SXE_CHECK_KERBEROS
2188 SXE_CHECK_KERBEROS5
2189 if test "$with_kerberos" = "yes"; then
2190         AC_DEFINE([WITH_KERBEROS], [1], [Whether kerberos support was requested])
2191         if test "$sxe_cv_feat_kerberos" = "yes"; then
2192                 SXE_PREPEND([$KERBEROS_LIBS], [ld_libs_general])
2193         fi
2194 fi
2195
2196
2197 ## Networking Options
2198 ## ==================
2199 echo
2200 echo "Networking Options"
2201 echo "=================="
2202
2203 SXE_CHECK_SOCKETS
2204 SXE_CHECK_SUFFICIENCY([unix], [unix domain sockets])
2205 SXE_CHECK_SUFFICIENCY([sysvipc], [SysV IPC message])
2206 SXE_CHECK_SUFFICIENCY([sockets], [tcp/udp sockets])
2207 SXE_CHECK_SUFFICIENCY([tcpudp], [tcp/udp sockets])
2208 SXE_CHECK_SUFFICIENCY([multicast], [multicast])
2209
2210 dnl Decnet
2211 if test "$with_dnet" = "yes"; then
2212   AC_CHECK_LIB(dnet, main,
2213     [AC_DEFINE([HAVE_LIBDNET], [1], [Description here!])],
2214     [SXE_DIE("DECnet requested but can't find libdnet")])
2215 fi
2216
2217 dnl Socks support
2218 if test "$with_socks" = "yes"; then
2219   AC_CHECK_LIB(socks, SOCKSinit)
2220   test -n "$ac_cv_lib_socks_SOCKSinit" && AC_DEFINE([HAVE_SOCKS], [1], [Description here!])
2221 fi
2222
2223
2224 ## Window System Features
2225 ## ======================
2226 echo
2227 echo "Window System Features"
2228 echo "======================"
2229
2230 dnl ----------------------
2231 dnl Choose a window system
2232 dnl ----------------------
2233
2234 AS_MESSAGE([checking for specified window system])
2235
2236 if test "$with_x" != "no"; then
2237         if test "$with_x11" != "no"; then
2238                 dnl User-specified --x-includes or --x-libraries implies --with-x11.
2239                 test "$x_includes $x_libraries" != "NONE NONE" && \
2240                         window_system=x11
2241                         with_x11=yes
2242         fi
2243
2244         dnl Autodetection of X11 libraries and includes
2245         dnl -------------------------------------------
2246         dnl AC_PATH_XTRA thinks it can find our X headers and includes, but
2247         dnl it often gets it wrong, so we only use it as a last resort.
2248
2249         dnl $OPENWINHOME implies --x-includes and --x-libraries
2250         dnl Not (yet) handled by autoconf2
2251         if test "$x_includes $x_libraries" = "NONE NONE" \
2252                 -a -n "$OPENWINHOME" \
2253                 -a "$OPENWINHOME" != "/usr/openwin" \
2254                 -a -d "$OPENWINHOME"; then
2255                 test -d "$OPENWINHOME/lib"           && \
2256                         x_libraries="$OPENWINHOME/lib"
2257                 test -d "$OPENWINHOME/include"       && \
2258                         x_includes="$OPENWINHOME/include"
2259                 test -d "$OPENWINHOME/share/include" && \
2260                         x_includes="$OPENWINHOME/share/include"
2261         fi
2262
2263         if test -z "$x_includes" -o \
2264            "$x_includes" = "NONE" -o \
2265            ! -d "$x_includes"; then
2266                 dnl AC_PATH_XTRA often guesses /usr/include, when some other
2267                 dnl include directory is a MUCH better guess (Linux, HP-UX 10.20).
2268                 dnl This is a workaround for idiot (esp. HP) system vendors, who
2269                 dnl provide a /usr/include/X11, but DON'T FULLY POPULATE IT.
2270                 for dir in "/usr/X11" "/usr/X11R7" "/usr/X11R6" \
2271                         "/usr/local" "/usr"; do
2272                         if test -d "$dir/include/X11"; then
2273                                 x_includes="$dir/include"
2274                                 break
2275                         fi
2276                 done
2277         fi
2278
2279         if test -z "$x_libraries" -o \
2280            "$x_libraries" = "NONE" -o \
2281            ! -d "$x_libraries"; then
2282                 for dir in \
2283                         "/usr/X11/lib" \
2284                         "/usr/X11R7/lib" "/usr/lib/X11R7" \
2285                         "/usr/X11R6/lib" "/usr/lib/X11R6" \
2286                         "/usr/local/lib" "/usr/local/lib/X11" \
2287                         "/usr/lib" "/usr/lib/X11"; do
2288                         if test -r "$dir/libX11.a"; then
2289                                 x_libraries="$dir"
2290                                 break
2291                         fi
2292                 done
2293         fi
2294
2295         AC_PATH_XTRA
2296         if test "$with_x11" != "no"; then
2297                 if test "$no_x" = "yes"; then
2298                         with_x11=no
2299                         window_system=none
2300                         HAVE_X_WINDOWS=no
2301                 else
2302                         with_x11=yes
2303                         window_system=x11
2304                         HAVE_X_WINDOWS=yes
2305                 fi
2306         fi
2307 fi
2308
2309 dnl #### wmperry:: !x11 != NONE
2310 dnl case "$with_x11" in
2311 dnl  yes ) window_system=x11  HAVE_X_WINDOWS=yes ;;
2312 dnl  no  ) window_system=none HAVE_X_WINDOWS=no  ;;
2313 dnl esac
2314
2315 AM_CONDITIONAL([DESCEND_LWLIB], [test "$with_x11" = "yes"])
2316 if test "$with_x11" = "yes"; then
2317         AC_DEFINE([HAVE_X_WINDOWS], [1], [Description here!])
2318         AC_DEFINE([NeedFunctionPrototypes], [1], [Description here!])
2319         AC_DEFINE([FUNCPROTO], [15], [Whatever this is.])
2320         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2321         SXE_APPEND([lwlib], [MAKE_SUBDIR])
2322         SXE_APPEND([lwlib], [SRC_SUBDIR_DEPS])
2323
2324         SXE_ADD_SXEUIX11_OBJS([console-x.o device-x.o event-Xt.o frame-x.o])
2325         SXE_ADD_SXEUIX11_OBJS([glyphs-x.o objects-x.o redisplay-x.o select-x.o])
2326         SXE_ADD_SXEUIX11_OBJS([xgccache.o])
2327
2328         SXE_DUMP_LIBS
2329         ## some debian systems are trying to fool us ... now fool them back!
2330         if test -d "$x_includes"; then
2331                 CPPFLAGS="$CPPFLAGS -I$x_includes"
2332         fi
2333         if test -d "$x_libraries"; then
2334                 LDFLAGS="$LDFLAGS -L$x_libraries"
2335         fi
2336
2337         dnl Look for Motif, but only if not found in $x_includes and $x_libraries
2338         AC_CHECK_HEADERS([Xm/Xm.h])
2339         if test "$ac_cv_header_Xm_Xm_h" = "yes"; then
2340                 AC_CHECK_LIB([Xm], [XmStringFree], [got_motif=yes])
2341         fi
2342
2343         if test "$got_motif" != "yes"; then
2344                 dnl Try to find Motif dirs
2345                 dnl These take precedence over other X libs/includes, so PRE-pend
2346                 for lib_dir in \
2347                         "/usr/dt/lib" "/usr/lib/Motif2.1" \
2348                         "/usr/lib/Motif1.2" "/usr/lib/Motif1.1"; do
2349                         inc_dir=`echo $lib_dir | sed -e 's/lib/include/'`
2350                         if test -d "$lib_dir" -a -d "$inc_dir"; then
2351                                 case "$x_libraries" in
2352                                 *"$lib_dir"* )
2353                                         ;;
2354                                 *)
2355                                         x_libraries="$lib_dir $x_libraries"
2356                                         SXE_PREPEND(["-L${lib_dir}"], [X_LIBS])
2357                                         ;;
2358                                 esac
2359                                 case "$x_includes" in
2360                                 "$inc_dir"* )
2361                                         ;;
2362                                 *)
2363                                         x_includes="$inc_dir $x_includes"
2364                                         SXE_PREPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2365                                         ;;
2366                                 esac
2367                                 break; dnl only need ONE Motif implementation!
2368                         fi
2369                 done
2370         fi
2371
2372         dnl Contrib X libs/includes do NOT take precedence, so AP-pend
2373         for rel in "X11R7" "X11R6" "X11R5" "X11R4"; do
2374                 lib_dir="/usr/contrib/$rel/lib" inc_dir="/usr/contrib/$rel/include"
2375                 if test -d "$lib_dir" -a -d "$inc_dir"; then
2376                         case "$x_libraries" in
2377                         *"$lib_dir"* )
2378                                 ;;
2379                         *)
2380                                 x_libraries="$x_libraries $lib_dir"
2381                                 SXE_APPEND(["-L${lib_dir}"], [X_LIBS])
2382                                 ;;
2383                         esac
2384                         case "$x_includes" in
2385                         "$inc_dir"* )
2386                                 ;;
2387                         *)
2388                                 x_includes="$x_includes $inc_dir"
2389                                 SXE_APPEND_UNDUP(["-I${inc_dir}"], [X_CFLAGS])
2390                                 ;;
2391                         esac
2392                         break; dnl Only need ONE X11 implementation !
2393                 fi
2394         done
2395
2396         dnl Avoid version mismatch for shared library libXm.so on osf4
2397         case "$opsys" in
2398         decosf*)
2399                 if test "$GCC" = yes -a -d "/usr/shlib"; then
2400                         SXE_APPEND([-L/usr/shlib], [X_LIBS]);
2401                 fi
2402                 ;;
2403         esac
2404
2405         LDFLAGS="$LDFLAGS $X_LIBS"
2406
2407         if test "$extra_verbose" = "yes"; then
2408                 echo
2409                 echo "X11 compilation variables:"
2410                 SXE_PRINT_VAR(x_libraries x_includes
2411                         X_CFLAGS X_LIBS X_PRE_LIBS X_EXTRA_LIBS)
2412                 echo
2413         fi
2414
2415         dnl Set up bitmaps search path.
2416         dnl The original suggestion was to unconditionally to append X11/bitmaps
2417         dnl to each element of $x_includes, I'm pretty sure this is the wrong
2418         dnl thing to do.  We test for bitmaps and X11/bitmaps directories on each
2419         dnl element and add them to BITMAPDIR if they exist.
2420         bitmapdirs=
2421         if test "$x_includes" != NONE; then
2422                 for i in $x_includes; do
2423                         if test -d "$i/bitmaps"; then
2424                                 bitmapdirs="$i/bitmaps:$bitmapdirs"
2425                         fi
2426                         if test -d "$i/X11/bitmaps"; then
2427                                 bitmapdirs="$i/X11/bitmaps:$bitmapdirs"
2428                         fi
2429                 done
2430                 bitmapdirs=`echo "$bitmapdirs" | sed s/.$//`
2431         fi
2432         if test ! -z "$bitmapdirs"; then
2433                 AC_DEFINE_UNQUOTED([BITMAPDIR], ["$bitmapdirs"], [Description here!])
2434         fi
2435
2436 dnl   dnl Autodetect defines extracted from X config by xmkmf, e.g. NARROWPROTO
2437 dnl   AS_MESSAGE(checking for X defines extracted by xmkmf)
2438 dnl   rm -fr conftestdir
2439 dnl   if mkdir conftestdir; then
2440 dnl     cd conftestdir
2441 dnl     cat > Imakefile <<'EOF'
2442 dnl xetest:
2443 dnl     @echo ${PROTO_DEFINES} ${STD_DEFINES}
2444 dnl EOF
2445 dnl     if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
2446 dnl       # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2447 dnl       xmkmf_defines=`${MAKE-make} xetest 2>/dev/null | grep -v make`
2448 dnl     fi
2449 dnl     cd ..
2450 dnl     rm -fr conftestdir
2451 dnl     for word in $xmkmf_defines; do
2452 dnl       case "$word" in
2453 dnl       -D__STDC__*) ;;
2454 dnl       -D* )
2455 dnl     sym=`echo '' $word | sed -e 's:^ *-D::' -e 's:=.*::'`
2456 dnl     case "$word" in
2457 dnl       -D*=* ) val=`echo '' $word | sed -e 's:^.*=::'` ;;
2458 dnl       *     ) val=1 ;;
2459 dnl     esac
2460 dnl dnl Avoid re-AC_DEFINE-ing xmkmf symbols we've already defined above.
2461 dnl     if grep "^#define $sym " confdefs.h >/dev/null; then :; else
2462 dnl       if test "$val" = "1"
2463 dnl         then AC_DEFINE_UNQUOTED([$sym], [], [Description here!])
2464 dnl         else AC_DEFINE_UNQUOTED([$sym], [$val], [Description here!])
2465 dnl       fi
2466 dnl     fi  ;;
2467 dnl       esac
2468 dnl     done
2469 dnl   fi
2470
2471         dnl make sure we can find Intrinsic.h
2472         AC_CHECK_HEADER([X11/Intrinsic.h], [],
2473                 [AC_MSG_ERROR([Unable to find X11 header files. Try using --x-includes=<path> if you know the path, or --with-x=no to disable X11 support.])])
2474
2475         dnl Check some more headers
2476         AC_CHECK_HEADERS([X11/Intrinsic.h X11/StringDefs.h X11/Shell.h X11/ShellP.h],
2477                 [],[],
2478                 [[#if HAVE_X11_INTRINSIC_H
2479                   # include <X11/Intrinsic.h>
2480                   # include <X11/IntrinsicP.h>
2481                   # include <X11/CoreP.h>
2482                   #endif]])
2483
2484         dnl -lXt and -lX11 are required
2485         dnl Some broken systems require the magic "-b i486-linuxaout" flag
2486
2487         dnl Other broken systems will not pass these tests unless the pre and
2488         dnl extra libs are passed on...
2489         LIBS="$LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
2490         AC_CHECK_LIB(X11, XOpenDisplay, have_lib_x11=yes)
2491         if test "$have_lib_x11" != "yes"; then
2492                 AC_CHECK_LIB([X11], [XGetFontProperty],
2493                         [],
2494                         [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.])])
2495         fi
2496         SXE_PREPEND([-lX11], [libs_x])
2497         LIBS="$LIBS -lX11"
2498         if test "$extra_verbose" = "yes"; then
2499                 echo "    Setting libs_x to \"-lX11\""
2500         fi
2501         dnl Autodetect -lXext
2502         AC_CHECK_LIB([Xext], [XShapeSelectInput], [SXE_PREPEND([-lXext], [libs_x])])
2503
2504         dnl Require -lXt
2505         AC_CHECK_LIB([Xt], [XtOpenDisplay], [SXE_PREPEND([-lXt], [libs_x])], [
2506                 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.])])
2507
2508         AC_MSG_CHECKING([the version of X11 being used])
2509         AC_RUN_IFELSE([AC_LANG_SOURCE([[
2510 #include <X11/Intrinsic.h>
2511 int main(int c, char *v[]) { return c>1 ? XlibSpecificationRelease : 0; }]])],
2512                 [./conftest foobar; x11_release=$?],[x11_release=4],[x11_release=4])
2513         AC_MSG_RESULT(R${x11_release})
2514         AC_DEFINE_UNQUOTED([X11_RELEASE], [${x11_release}], [Description here!])
2515
2516         AC_CHECK_FUNCS([XConvertCase])
2517         AC_CHECK_LIB([Xt], [XtRegisterDrawable])
2518         if test "$ac_cv_lib_Xt_XtRegisterDrawable" = "yes"; then
2519                 AC_DEFINE([HAVE_XTREGISTERDRAWABLE], [1], [Description])
2520         fi
2521
2522         AC_CHECK_HEADERS(X11/Xlocale.h)
2523
2524         dnl XFree86 has a non-standard prototype for this X11R6 function
2525         AC_CHECK_FUNCS(XRegisterIMInstantiateCallback)
2526         AC_MSG_CHECKING(for standard XRegisterIMInstantiateCallback prototype)
2527         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2528 #ifndef NeedFunctionPrototypes
2529 #define NeedFunctionPrototypes 1
2530 #endif
2531 #include <X11/Xlib.h>
2532 extern Bool XRegisterIMInstantiateCallback(
2533         Display*, struct _XrmHashBucketRec*, char*, char*, XIMProc, XPointer*);
2534 ]])],
2535         [AC_MSG_RESULT(yes)],
2536         [AC_MSG_RESULT(no)
2537                 AC_DEFINE([XREGISTERIMINSTANTIATECALLBACK_NONSTANDARD_PROTOTYPE],
2538                         [], [Description here!])])
2539
2540         dnl autodetect -lXmu
2541         AC_CHECK_LIB([Xmu], [XmuReadBitmapDataFromFile],
2542                 [with_xmu=yes], [with_xmu=no])
2543         if test "$with_xmu" = "no"; then
2544                 SXE_ADD_SXEUIX11_OBJS([xmu.o])
2545         else
2546                 SXE_PREPEND([-lXmu], [libs_x])
2547                 AC_DEFINE([HAVE_XMU], [1], [Description here!])
2548         fi
2549
2550         dnl Autodetect -lXbsd
2551         dnl #### Someone, please add a better function than main
2552         AC_CHECK_LIB([Xbsd], [main], SXE_PREPEND([-lXbsd], [libs_x]))
2553
2554         dnl restore old values
2555         SXE_RESTORE_LIBS
2556 fi dnl $with_x11 = yes
2557
2558 AC_SUBST([install_pp])
2559
2560 dnl test "$with_dragndrop" != "no" && with_dragndrop="$with_dragndrop_default"
2561 dnl test -z "$window_system" && window_system="none"
2562 with_dragndrop="no"
2563
2564 dnl Test for features that require a window system - ANY window system
2565 if test "$window_system" = "none"; then
2566   for feature in menubars scrollbars toolbars dialogs dragndrop xface
2567   do
2568     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2569        AC_MSG_WARN([--with-$feature ignored:  Not valid without window system support])
2570     fi
2571     eval "with_${feature}=no"
2572   done
2573 else
2574   test -z "with_toolbars" && with_toolbars=yes
2575 fi
2576
2577 dnl Test for features that require X11 support
2578 if test "$with_x11" != "yes"; then
2579   dnl It ought to be reasonable to have no output device at all, and only use
2580   dnl SXEmacs in --batch mode.
2581   dnl if test "$with_tty" = "no" ; then
2582   dnl   AC_MSG_ERROR([No window system support and no TTY support - Unable to proceed.])
2583   dnl fi
2584   for feature in offix wmcommand xim xmu nas_sound
2585   do
2586     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2587        AC_MSG_WARN([--with-$feature ignored:  Not valid without X support])
2588     fi
2589     eval "with_${feature}=no"
2590   done
2591 fi
2592
2593 dnl Balloon Help requires the Shape extension, not available everywhere,
2594 dnl for example not on AIX 4.3.
2595 if test "$with_x11" = "yes"; then
2596   AC_CHECK_HEADER(X11/extensions/shape.h, [
2597    AC_DEFINE([HAVE_BALLOON_HELP], [1], [Description here!])
2598    SXE_ADD_SXEUIX11_OBJS(balloon_help.o balloon-x.o)
2599    ])
2600 fi
2601
2602 dnl FSF 19.29 has some bitmapdir stuff here.
2603 bitmapdir=
2604
2605 case "$window_system" in
2606   x11  ) HAVE_X_WINDOWS=yes; echo "  Using X11." ;;
2607   none ) HAVE_X_WINDOWS=no ; echo "  Using no window system." ;;
2608 esac
2609
2610 if test -n "$window_system" -a "$window_system" != "none"; then
2611         AC_DEFINE_UNQUOTED([HAVE_WINDOW_SYSTEM], [1], [Description here!])
2612 fi
2613
2614 case "$x_libraries" in *X11R4* )
2615   test "$opsys" = "hpux9"     && opsysfile="s/hpux9-x11r4.h"
2616   test "$opsys" = "hpux9-shr" && opsysfile="s/hpux9shxr4.h"
2617 esac
2618
2619 dnl Enable or disable proper handling of WM_COMMAND
2620 AS_MESSAGE(checking for WM_COMMAND option);
2621 dnl if test "$with_wmcommand" = "yes"; then
2622 if test "$with_wmcommand" != "no"; then
2623   AC_DEFINE([HAVE_WMCOMMAND], [1], [Description here!])
2624 fi
2625
2626 dnl Autodetect Xauth
2627 dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
2628 test "$with_xauth" != "no" && test "$window_system" = "none" && with_xauth=no
2629 SXE_DUMP_LIBS
2630 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
2631 LDFLAGS="$LDFLAGS $X_LIBS"
2632 AC_CHECK_HEADER([X11/Xauth.h], [:], [with_xauth=no])
2633 AC_CHECK_LIB([Xau], [XauGetAuthByAddr], [:], [with_xauth=no])
2634 if test "$with_xauth" = "yes"; then
2635   AC_DEFINE([HAVE_XAUTH], [1], [Description here!])
2636   SXE_CONSECUTIVE_UNDUP([libs_xauth], [$X_EXTRA_LIBS -lXau $libs_x $X_PRE_LIBS])
2637 fi
2638 SXE_RESTORE_LIBS
2639 AC_SUBST(libs_xauth)
2640
2641 dnl ----------------------
2642 dnl X-Specific Graphics libraries
2643 dnl ----------------------
2644
2645 ## Oki, now that we really need a more exhaustive way to autodetect
2646 ## athena and other widgets we construct a chain.  The elements of
2647 ## that chain are simple atomic tests (provided by AC_DEFUNs).
2648 ## The chain is defined to be:
2649 ##
2650 ## neXtaw -> Xaw3d -> XawXpm -> Xaw95  ->  Xaw  ->  Motif  ->  Nirvana
2651 ## ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^      ^^^      ^^^^^
2652 ##         3d sets                       non-3d   non-athena
2653 ##
2654 ## Now if the user passes a --with-athena=foo option, we jump
2655 ## directly to the according test-suite and in case this fails we jump
2656 ## off the cliff.
2657 ##
2658 ## Attention:
2659 ## We shall perform every test-suite twice, once the correct way, and
2660 ## once with #include'ing the Xfuncproto header.
2661 ## Thanks to the many, many distributions which treat their users
2662 ## like braindead zombies!
2663 ## Especially, I would like to thank Fedora/RedHat for bringing
2664 ## this up. Go on guys, you rock!
2665
2666 ## and now the test chain
2667 if test "$with_x11" = "yes" -a "$with_x" != "no"; then
2668         SXE_CHECK_XTOOLKITS
2669         SXE_CHECK_XT_DEPENDENCIES
2670 else
2671         with_menubars=no
2672         with_scrollbars=no
2673         with_dialogs=no
2674         with_toolbars=no
2675         with_widgets=no
2676 fi
2677
2678 dnl Always compile OffiX unless --without-offix is given, no
2679 dnl X11 support is compiled in, no standard Xmu is available,
2680 dnl or dragndrop support is disabled
2681 dnl Because OffiX support currently loses when more than one display
2682 dnl is in use, we now disable it by default -slb 07/10/1998.
2683 test "$window_system" != "x11" && with_offix=no
2684 if test "$with_xmu" != yes -a "$with_x11" = yes; then
2685   if test "$with_offix" = "yes" ; then
2686     AC_MSG_WARN([--with-offix forced to `no'; no real Xmu support])
2687   fi
2688   with_offix=no
2689 fi
2690 if test "$with_dragndrop" = "no" ; then
2691   if test "$with_offix" = "yes" ; then
2692     AC_MSG_WARN([--with-offix forced to `no'; no generic Drag'n'Drop support])
2693   fi
2694   with_offix=no
2695 fi
2696 if test "$with_offix" = "yes"; then
2697   AC_DEFINE([HAVE_OFFIX_DND], [1], [Description here!])
2698   SXE_APPEND(offix.o, dnd_objs)
2699   SXE_APPEND(OffiX, dragndrop_proto)
2700 fi
2701
2702
2703 ## TTY Options
2704 ## ===========
2705 echo
2706 echo "TTY Options"
2707 echo "==========="
2708
2709
2710 dnl ---------------------
2711 dnl TTY-dependent options
2712 dnl ---------------------
2713
2714 dnl checks for header files
2715 AC_CHECK_HEADERS([libintl.h nlist.h sgtty.h termio.h termios.h])
2716
2717 if test "$with_tty" != "no"  ; then
2718         AS_MESSAGE(checking for TTY-related features)
2719         AC_DEFINE([HAVE_TTY], [1], [Description here!])
2720         AC_DEFINE([HAVE_UNIXOID_EVENT_LOOP], [1], [Description here!])
2721         SXE_ADD_SXEUITTY_OBJS([console-tty.o device-tty.o event-tty.o frame-tty.o objects-tty.o redisplay-tty.o cm.o])
2722
2723   dnl Autodetect ncurses.
2724   AC_CHECK_LIB(ncurses, tgetent, , with_ncurses=no)
2725   AC_CHECK_LIB(ncurses, tgetstr, , with_ncurses=no)
2726   AC_CHECK_LIB(ncurses, tparm, , with_ncurses=no)
2727   if test "$with_ncurses" != "no"; then
2728     AC_DEFINE([HAVE_NCURSES], [1], [Description here!])
2729     with_ncurses=yes
2730     AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2731     if test -z "$curses_h_file"; then
2732             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2733     fi
2734     if test -n "$curses_h_file"; then
2735             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2736             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2737     else
2738             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2739             AC_CHECK_HEADER(termcap.h, termcap_h_file=termcap.h)
2740             AC_CHECK_HEADER(term.h,    term_h_file=term.h)
2741     fi
2742     SXE_ADD_SXEUITTY_OBJS(terminfo.o)
2743     SXE_PREPEND(-lncurses, LIBS)
2744
2745     if test -z "$curses_h_file" ; then
2746       dnl Try again, and check for the bogus ncurses/ include bug.
2747       dnl (i.e. ncurses/curses.h bogusly includes <unctrl.h> instead of
2748       dnl <ncurses/unctrl.h>)
2749       save_c_switch_site="$c_switch_site"
2750       c_switch_site="$c_switch_site -I/usr/include/ncurses"
2751       AC_CHECK_HEADER(ncurses/ncurses.h, curses_h_file=ncurses/ncurses.h)
2752       if test -z "$curses_h_file"; then
2753             AC_CHECK_HEADER(ncurses/curses.h,  curses_h_file=ncurses/curses.h)
2754       fi
2755       if test -n "$curses_h_file"; then
2756             AC_CHECK_HEADER(ncurses/termcap.h, termcap_h_file=ncurses/termcap.h)
2757             AC_CHECK_HEADER(ncurses/term.h, term_h_file=ncurses/term.h)
2758       else
2759             AC_CHECK_HEADER(ncurses.h, curses_h_file=ncurses.h)
2760             AC_CHECK_HEADER(termcap.h, curses_h_file=termcap.h)
2761             AC_CHECK_HEADER(term.h,    curses_h_file=term.h)
2762       fi
2763       if test -n "$curses_h_file"
2764         then AC_MSG_WARN([Your system has the bogus ncurses include bug.])
2765         else c_switch_site="$save_c_switch_site"
2766       fi
2767     fi
2768   fi
2769   if test "$with_ncurses" = "no" -o -z "$curses_h_file" ; then
2770
2771     # Check alternate library includes
2772     for lib in curses term terminfo termcap; do
2773         AC_CHECK_HEADER(${lib}.h, [
2774                 eval ${lib}_h_file=${lib}.h
2775                 AC_CHECK_LIB($lib, tgetent, eval have_${lib}=yes, eval have_${lib}=no)
2776                 AC_CHECK_LIB($lib, tgetstr, , eval have_${lib}=no)])
2777     done
2778
2779     for lib in curses terminfo termlib termcap; do
2780           have_lib_eval=`eval echo \\$have_$lib`
2781           if test "$have_lib_eval" = "yes"; then
2782                 AC_CHECK_LIB($lib, tparm,
2783                           SXE_ADD_SXEUITTY_OBJS(terminfo.o),
2784                           SXE_ADD_SXEUITTY_OBJS(tparam.o))
2785                 SXE_PREPEND(-l${lib}, LIBS)
2786                 break
2787           fi
2788     done
2789   fi
2790   if test -n "$curses_h_file"; then
2791         AC_DEFINE_UNQUOTED([HAVE_CURSES_H], [1], [There is a curses.h header file available])
2792   fi
2793   if test -n "$termcap_h_file"; then
2794         AC_DEFINE_UNQUOTED([HAVE_TERMCAP_H], [1], [There is a termcap.h header available])
2795   fi
2796   if test -n "$term_h_file"; then
2797         AC_DEFINE_UNQUOTED([HAVE_TERM_H], [1], [There is a term.h header available])
2798   fi
2799   AC_DEFINE_UNQUOTED([CURSES_H_FILE], ["${curses_h_file-curses.h}"], [The curses.h header file])
2800   AC_DEFINE_UNQUOTED([TERMCAP_H_FILE], ["${termcap_h_file-termcap.h}"], [The termcap.h header file])
2801   AC_DEFINE_UNQUOTED([TERM_H_FILE], ["${term_h_file-term.h}"], [The term.h header file])
2802
2803   dnl General Purpose Mouse (libgpm) support
2804   if test "$with_gpm" != "no"; then
2805     AC_CHECK_HEADER(gpm.h, [
2806       AC_CHECK_LIB(gpm, Gpm_Open, have_gpm=yes)])
2807     if test "$have_gpm" = "yes"; then
2808       with_gpm=yes
2809       AC_DEFINE([HAVE_GPM], [1], [General Purpose Mouse (libgpm) is available])
2810       SXE_ADD_SXEUITTY_OBJS(gpmevent.o)
2811       SXE_PREPEND(-lgpm, LIBS)
2812     else
2813       with_gpm=no
2814     fi
2815   fi
2816
2817 else dnl "$with_tty" = "no"
2818   for feature in ncurses gpm; do
2819     if eval "test -n \"\$with_${feature}\" -a \"\$with_${feature}\" != no" ; then
2820       AC_MSG_WARN([--with-${feature} ignored:  Not valid without TTY support])
2821     fi
2822     eval "with_${feature}=no"
2823   done
2824 fi dnl with_tty
2825
2826 SXE_CHECK_UI_SUFFICIENCY
2827
2828 ## Uncertain options
2829 ## =================
2830 echo
2831 echo "Uncertain options"
2832 echo "================="
2833
2834 ## for native xml support one day
2835 SXE_LANG_CHECK_XML
2836 SXE_CHECK_SUFFICIENCY([libxml2], [xml language])
2837 ## for BoehmGC support one day
2838 SXE_CHECK_BDWGC
2839 SXE_CHECK_SUFFICIENCY([bdwgc], [Boehm-Demers-Weiser GC])
2840
2841 if test "$with_experimental_features_bdwgc" = "yes"; then
2842         AC_MSG_CHECKING([if bdwgc prerequisites are met])
2843         AC_MSG_RESULT([${have_bdwgc}])
2844         have_experimental_features_bdwgc=${have_bdwgc}
2845         if test "${have_bdwgc}" = "yes"; then
2846                 AC_DEFINE([EF_USE_BDWGC], [1],
2847                         [Whether to actually use the BDWGC!])
2848         fi
2849 fi
2850
2851
2852 dnl This one is for the static initializeds variables in
2853 dnl offix.c, so that the thing is dumped after lastfile.o
2854 AC_SUBST(dnd_objs)
2855
2856 dnl Autodetect dll support
2857
2858 LIBSTDCPP=
2859 AC_SUBST(LIBSTDCPP)
2860
2861
2862 ## Multimedia Options
2863 ## ==================
2864 echo
2865 echo "Multimedia Options"
2866 echo "=================="
2867
2868 dnl ----------------------
2869 dnl Graphics libraries
2870 dnl ----------------------
2871
2872 if test "$with_image_xpm" = "yes"; then
2873         SXE_MM_CHECK_XPM([have_image_xpm=yes], [have_image_xpm=no])
2874
2875         AC_MSG_CHECKING([for sufficient xpm support])
2876         if test "$have_image_xpm" = "yes"; then
2877                 AC_MSG_RESULT([yes])
2878                 AC_DEFINE([HAVE_XPM], [1], [Description here!])
2879                 SXE_PREPEND([-lXpm], [MM_LIBS])
2880         else
2881                 AC_MSG_RESULT([no])
2882                 have_image_xpm=no
2883         fi
2884 fi
2885 AM_CONDITIONAL([WITH_BDWGC],
2886         [test "$with_experimental_features_bdwgc" = "yes" -a \
2887               "$have_bdwgc" = "yes"])
2888
2889 if test "$with_image_xface" = "yes"; then
2890         SXE_MM_CHECK_XFACE([have_image_xface=yes], [have_image_xface=no])
2891
2892         AC_MSG_CHECKING([for sufficient xface support])
2893         if test "$have_image_xface" = "yes"; then
2894                 AC_MSG_RESULT([yes])
2895                 AC_DEFINE([HAVE_XFACE], [1], [dnl
2896                         Both compface.h and libcompface have been found.])
2897                 SXE_PREPEND([-lcompface], [MM_LIBS])
2898         else
2899                 AC_MSG_RESULT([no])
2900                 have_image_xface=no
2901         fi
2902 fi
2903
2904 if test "$with_image_gif" = "yes"; then
2905         SXE_MM_CHECK_GIF([have_image_gif=yes], [have_image_gif=no])
2906
2907         AC_MSG_CHECKING([for sufficient gif support])
2908         if test "$have_image_gif" = "yes"; then
2909                 AC_MSG_RESULT([yes])
2910                 AC_DEFINE([HAVE_GIF], [1], [Enable internal GIF decoding])
2911                 SXE_ADD_MM_OBJS(dgif_lib.o gif_io.o)
2912         else
2913                 AC_MSG_RESULT([no])
2914         fi
2915 fi
2916
2917 SXE_MM_SEARCH_INFLATE
2918
2919 if test "$with_image_jpeg" = "yes"; then
2920         SXE_MM_CHECK_JPEG([have_image_jpeg=yes], [have_image_jpeg=no])
2921
2922         AC_MSG_CHECKING([for sufficient jpeg support])
2923         if test "$have_image_jpeg" = "yes"; then
2924                 AC_MSG_RESULT([yes])
2925                 AC_DEFINE([HAVE_JPEG], [1], [
2926                         Both jpeglib.h and libjpeg have been found.])
2927                 SXE_PREPEND([-ljpeg], [MM_LIBS])
2928         else
2929                 AC_MSG_RESULT([no])
2930         fi
2931 fi
2932
2933 if test "$with_image_png" = "yes"; then
2934         AC_DEFINE([WITH_PNG], [1], [Define to 1 if png support is desired.])
2935         SXE_MM_CHECK_PNG([have_image_png="yes"], [have_image_png="no"])
2936
2937         SXE_MSG_CHECKING([for sufficient PNG support])
2938         SXE_MSG_RESULT([${sxe_cv_feat_png}])
2939         if test "$sxe_cv_feat_png" = "yes"; then
2940                 SXE_PREPEND_UNDUP([$PNG_CPPFLAGS], [MM_CPPFLAGS])
2941                 SXE_PREPEND_UNDUP([$PNG_LDFLAGS], [MM_LDFLAGS])
2942                 SXE_PREPEND([$PNG_LIBS], [MM_LIBS])
2943         fi
2944 fi
2945
2946 if test "$with_image_tiff" = "yes"; then
2947         SXE_MM_CHECK_TIFF([have_image_tiff=yes], [have_image_tiff=no])
2948
2949         AC_MSG_CHECKING([for sufficient TIFF support])
2950         if test "$have_image_tiff" = "yes"; then
2951                 AC_MSG_RESULT([yes])
2952                 AC_DEFINE([HAVE_TIFF], [1], [
2953                         Both tiffio.h and libtiff have been found.])
2954                 SXE_PREPEND([-ltiff], [MM_LIBS])
2955         else
2956                 AC_MSG_RESULT([no])
2957         fi
2958 fi
2959
2960 dnl Check for audio output and media stream libraries.
2961
2962 dnl internal media stream analysis support
2963 if test "$with_media_internal" != "no"; then
2964         need_media_internal=yes
2965         have_media_internal=yes
2966 fi
2967
2968 ## Since almost any of the below tests uses pkgconfig we make a
2969 ## once-for-all-times check now
2970 SXE_SEARCH_CONFIG_PROG([pkg-config])
2971
2972 dnl libsndfile support
2973 if test "$with_media_sndfile" != "no"; then
2974         SXE_MM_CHECK_SNDFILE([have_media_sndfile=yes], [have_media_sndfile=no])
2975
2976         AC_MSG_CHECKING([for sufficient sndfile support])
2977         if test "$have_media_sndfile" = "yes"; then
2978                 AC_MSG_RESULT([yes])
2979                 SNDFILE_LIBS=`$PKG_CONFIG --libs sndfile`
2980                 SNDFILE_CPPFLAGS=`$PKG_CONFIG --cflags sndfile`
2981                 SNDFILE_VERSION=`$PKG_CONFIG --modversion sndfile`
2982                 SXE_PREPEND([$SNDFILE_LIBS], [MM_LIBS])
2983                 SXE_PREPEND_UNDUP([$SNDFILE_CPPFLAGS], [MM_CPPFLAGS])
2984                 SXE_ADD_MM_OBJS([media-sndfile.o])
2985                 AC_DEFINE([HAVE_SNDFILE], [1],
2986                         [Whether we appear to have support for the sndfile library!])
2987                 AC_DEFINE_UNQUOTED([SNDFILE_VERSION], [$SNDFILE_VERSION],
2988                         [Version of the sndfile library!])
2989         else
2990                 AC_MSG_RESULT([no])
2991                 have_media_sndfile=no
2992         fi
2993 fi
2994
2995 dnl libavcodec/libavformat/ffmpeg support
2996 if test "$with_media_ffmpeg" != "no"; then
2997         SXE_MM_CHECK_FFMPEG([have_media_ffmpeg=yes], [have_media_ffmpeg=no])
2998
2999         AC_MSG_CHECKING([for sufficient FFmpeg support])
3000
3001         if test "$have_media_ffmpeg" = "yes"; then
3002                 AC_MSG_RESULT([yes])
3003                 FFMPEG_LIBS=`$PKG_CONFIG --libs libavformat`
3004                 FFMPEG_CPPFLAGS=`$PKG_CONFIG --cflags libavformat`
3005                 SXE_PREPEND($FFMPEG_LIBS, MM_LIBS)
3006                 SXE_PREPEND_UNDUP($FFMPEG_CPPFLAGS, MM_CPPFLAGS)
3007                 SXE_ADD_MM_OBJS([media-ffmpeg.o])
3008                 AC_DEFINE([HAVE_FFMPEG], [1], [Description here!])
3009         else
3010                 AC_MSG_RESULT([no])
3011                 have_media_ffmpeg=no
3012         fi
3013 fi
3014
3015 dnl sox support
3016 if test "$with_media_sox" != "no"; then
3017         ## defines $LIBST_CONFIG
3018         SXE_MM_CHECK_SOX([have_media_sox=yes], [have_media_sox=no])
3019
3020         AC_MSG_CHECKING([for sufficient SoX support])
3021         if test "$sxe_cv_feat_sox" = "yes"; then
3022                 AC_MSG_RESULT([yes])
3023                 SXE_ADD_MM_OBJS([media-sox.o])
3024                 SXE_PREPEND_UNDUP([$sox_cppflags], [MM_CPPFLAGS])
3025                 SXE_PREPEND_UNDUP([$sox_ldflags], [MM_LDFLAGS])
3026                 SXE_PREPEND([$sox_libs], [MM_LIBS])
3027                 AC_DEFINE([HAVE_SOX], [1], [Description here!])
3028         else
3029                 AC_MSG_RESULT(no)
3030                 have_media_sox=no
3031         fi
3032 fi
3033
3034 dnl mad support
3035 if test "$with_media_mad" != "no"; then
3036         SXE_MM_CHECK_MAD([have_media_mad=yes], [have_media_mad=no])
3037
3038         AC_MSG_CHECKING([for sufficient mad support])
3039         if test "$have_media_mad" = "yes"; then
3040                 AC_MSG_RESULT([yes])
3041                 SXE_ADD_MM_OBJS([media-mad.o])
3042                 SXE_PREPEND([-lmad], [MM_LIBS])
3043                 AC_DEFINE([HAVE_MAD], [1], [Description here!])
3044         else
3045                 AC_MSG_RESULT(no)
3046                 have_media_mad=no
3047         fi
3048 fi
3049
3050 ## file/libmagic support
3051 if test "$with_media_magic" != "no"; then
3052         SXE_MM_CHECK_MAGIC([have_media_magic=yes], [have_media_magic=no])
3053
3054         AC_MSG_CHECKING([for sufficient magic support])
3055         if test "$have_media_magic" = "yes"; then
3056                 AC_MSG_RESULT([yes])
3057                 SXE_ADD_MM_OBJS([media-magic.o])
3058                 SXE_PREPEND([-lmagic], [MM_LIBS])
3059                 AC_DEFINE([HAVE_MAGIC], [1], [Whether libmagic is available])
3060         else
3061                 AC_MSG_RESULT([no])
3062                 have_media_magic=no
3063         fi
3064 fi
3065
3066
3067 dnl Autodetect OSS sound
3068 AS_MESSAGE([checking for OSS sound support])
3069 dnl test -z "$with_sound_oss" -a -n "$with_oss_sound_lib" && with_sound_oss=yes
3070
3071 dnl Check for Linux/BSD sound (called OSS)
3072 if test "$with_sound_oss" != "no"; then
3073         SXE_MM_CHECK_OSS([have_sound_oss=yes], [have_sound_oss=no])
3074
3075         AC_MSG_CHECKING([for sufficient OSS support])
3076         if test "$have_sound_oss" = "yes"; then
3077                 AC_MSG_RESULT([yes])
3078                 SXE_ADD_MM_OBJS([sound-oss.o])
3079                 AC_DEFINE([HAVE_INTERNAL_SOUND], [1], [Description here!])
3080                 AC_DEFINE([HAVE_OSS_SOUND], [1], [Description here!])
3081         else
3082                 AC_MSG_RESULT([no])
3083                 have_sound_oss=yes
3084         fi
3085 fi
3086
3087 dnl NAS Sound support
3088 if test "$with_sound_nas" != "no"; then
3089         SXE_MM_CHECK_NAS([have_sound_nas=yes], [have_sound_nas=no])
3090
3091         AC_MSG_CHECKING([for sufficient NAS support])
3092         if test "$have_sound_nas" = "yes"; then
3093                 AC_MSG_RESULT([yes])
3094                 AC_DEFINE([HAVE_NAS_SOUND], [1], [Description here!])
3095                 SXE_ADD_MM_OBJS([sound-nas.o])
3096                 SXE_PREPEND([-laudio], [MM_LIBS])
3097         else
3098                 AC_MSG_RESULT([no])
3099                 have_nas_sound=no
3100         fi
3101 fi
3102
3103 dnl ESD Sound support
3104 if test "$with_sound_esd" != "no"; then
3105         SXE_MM_CHECK_ESD([have_sound_esd=yes], [have_sound_esd=no])
3106
3107         AC_MSG_CHECKING([for sufficient ESD support])
3108         if test "$have_sound_esd" = "yes"; then
3109                 AC_MSG_RESULT([yes])
3110                 need_internal_media=yes
3111                 SXE_ADD_MM_OBJS([sound-esd.o])
3112                 ESD_LIBS=$("${ESD_CONFIG}" --libs)
3113                 SXE_PREPEND(["${ESD_LIBS}"], [MM_LIBS])
3114                 AC_DEFINE([HAVE_ESD_SOUND], [1], [Description here!])
3115         else
3116                 AC_MSG_RESULT([no])
3117                 have_esd_sound=no
3118         fi
3119 fi
3120
3121 dnl PulseAudio Sound support
3122 if test "$with_pulseaudio" != "no"; then
3123         SXE_MM_CHECK_PULSE([have_sound_pulse=yes], [have_sound_pulse=no])
3124
3125         AC_MSG_CHECKING([for sufficient PulseAudio support])
3126         if test "$have_sound_pulse" = "yes"; then
3127                 AC_MSG_RESULT([yes])
3128                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse`
3129                 pulse_version=`$PKG_CONFIG --modversion libpulse`
3130                 pulse_major_version=0
3131                 pulse_minor_version=`echo $pulse_version | \
3132                         sed -e "s/0\.\([[0-9]]*\).*/\1/"`
3133                 need_internal_media=yes
3134                 SXE_ADD_MM_OBJS([sound-pulse.o])
3135                 SXE_PREPEND($PULSEAUDIO_LIBS, MM_LIBS)
3136                 AC_DEFINE([HAVE_PULSE_SOUND], [1],
3137                         [Whether to put in support for PulseAudio.])
3138                 AC_DEFINE_UNQUOTED([PULSE_VERSION], [$pulse_minor_version],
3139                         [Version of the underlying pulse lib.])
3140         else
3141                 AC_MSG_RESULT(no)
3142                 have_sound_pulse=no
3143         fi
3144 fi
3145
3146 dnl aRts Sound support
3147 if test "$with_sound_arts" != "no"; then
3148         SXE_MM_CHECK_ARTS([have_sound_arts=yes], [have_sound_arts=no])
3149
3150         AC_MSG_CHECKING([for sufficient aRts support])
3151         if test "$have_sound_arts" = "yes"; then
3152                 AC_MSG_RESULT([yes])
3153                 ARTS_VERSION=`$ARTSC_CONFIG --arts-version`
3154                 ARTS_LIBS=`$ARTSC_CONFIG --libs`
3155                 ARTS_CPPFLAGS=`$ARTSC_CONFIG --cflags`
3156                 SXE_ADD_MM_OBJS([sound-arts.o])
3157                 SXE_PREPEND([$ARTS_LIBS], [MM_LIBS])
3158                 SXE_PREPEND_UNDUP([$ARTS_CPPFLAGS], [MM_CPPFLAGS])
3159                 AC_DEFINE([HAVE_ARTS_SOUND], [1], [Description here!])
3160                 AC_DEFINE_UNQUOTED([ARTS_VERSION], [$ARTS_VERSION],
3161                         [Version number of the underlying arts library])
3162         else
3163                 AC_MSG_RESULT(no)
3164                 have_sound_arts=no
3165         fi
3166
3167 fi
3168
3169 dnl Jack Sound support
3170 if test "$with_sound_jack" != "no"; then
3171         SXE_MM_CHECK_JACK([have_sound_jack=yes], [have_sound_jack=no])
3172
3173         AC_MSG_CHECKING([for sufficient Jack support])
3174         if test "$have_sound_jack" = "yes"; then
3175                 AC_MSG_RESULT([yes])
3176                 dnl okay, we have Jack on the system, but we have no working
3177                 dnl interface to it :(
3178                 JACK_LIBS=`$PKG_CONFIG --libs jack`
3179                 JACK_VERSION=`$PKG_CONFIG --modversion jack`
3180                 need_internal_media=yes
3181                 SXE_ADD_MM_OBJS([sound-jack.o])
3182                 SXE_PREPEND([$JACK_LIBS], [MM_LIBS])
3183                 AC_DEFINE([HAVE_JACK_SOUND], [1], [Description here!])
3184                 AC_DEFINE_UNQUOTED([JACK_VERSION], [$JACK_VERSION],
3185                         [Description here!])
3186         else
3187                 AC_MSG_RESULT(no)
3188         fi
3189 fi
3190
3191 dnl alsa sound support
3192 if test "$with_sound_alsa" != "no"; then
3193         SXE_MM_CHECK_ALSA([have_sound_alsa=yes], [have_sound_alsa=no])
3194
3195         AC_MSG_CHECKING([for sufficient ALSA support])
3196         if test "$have_sound_alsa" = "yes"; then
3197                 AC_MSG_RESULT([yes])
3198                 SXE_ADD_MM_OBJS([sound-alsa.o])
3199                 SXE_PREPEND([-lasound], [MM_LIBS])
3200         else
3201                 AC_MSG_RESULT(no)
3202                 have_sound_alsa=no
3203         fi
3204 fi
3205
3206 dnl libao sound support
3207 if test "$with_sound_ao" != "no"; then
3208         SXE_MM_CHECK_AO([have_sound_ao=yes], [have_sound_ao=no])
3209
3210         AC_MSG_CHECKING([for sufficient AO support])
3211         if test "$have_sound_ao" = "yes"; then
3212                 AC_MSG_RESULT([yes])
3213                 AO_LIBS=`$PKG_CONFIG --libs ao`
3214                 ao_version=`$PKG_CONFIG --modversion ao`
3215                 SXE_ADD_MM_OBJS([sound-ao.o])
3216                 SXE_PREPEND($AO_LIBS, MM_LIBS)
3217                 AC_DEFINE([HAVE_AO_SOUND], [1], [Description here!])
3218                 AC_DEFINE_UNQUOTED([AO_VERSION], [$ao_version], [Description here!])
3219         else
3220                 AC_MSG_RESULT(no)
3221                 have_sound_ao=no
3222         fi
3223 fi
3224
3225 if test \
3226    "$have_sound_alsa \
3227     $have_sound_ao \
3228     $have_sound_arts \
3229     $have_sound_esd \
3230     $have_sound_jack \
3231     $have_sound_nas \
3232     $have_sound_pulse" != "no no no no no no no"; then
3233         AC_DEFINE([HAVE_AUDIO], [1], [Description here!])
3234 fi
3235 if test "$need_internal_media" = "yes"; then
3236         with_internal_media=yes
3237         AC_DEFINE([HAVE_INTERNAL_MEDIA], [1], [Description here!])
3238         SXE_ADD_MM_OBJS([media-internal.o])
3239 fi
3240 AC_SUBST([MM_LIBS])
3241 AC_SUBST([MM_CPPFLAGS])
3242 AC_SUBST([MM_LDFLAGS])
3243 SXE_SUBST_MM_OBJS
3244
3245
3246 ## Internationalisation Options
3247 ## ============================
3248 echo
3249 echo "Internationalisation Options"
3250 echo "============================"
3251
3252 dnl ----------------------
3253 dnl Mule-dependent options
3254 dnl ----------------------
3255
3256 dnl if test "$with_mule" = "yes" && test ! -d "$sxe_srcdir/lisp/mule"; then
3257 dnl     echo "Attempt to Build with Mule without Mule/Lisp"
3258 dnl     echo "Please install the SXEmacs/Mule tarball or"
3259 dnl     echo "rerun configure with --with-mule=no"
3260 dnl     exit 1
3261 dnl fi
3262
3263 if test "$with_file_coding" = "yes" && test "$with_mule" = "no"; then
3264   AC_DEFINE([FILE_CODING], [1], [Description here!])
3265   SXE_ADD_MULE_OBJS(file-coding.o)
3266 fi
3267
3268 if test "$with_mule" = "yes" ; then
3269         SXE_CHECK_MULE
3270
3271 else dnl "$with_mule" = "no"
3272         for feature in xim canna wnn; do
3273                 if eval "test -n \"\$with_${feature}\" -a \
3274                         \"\$with_${feature}\" != no" ; then
3275                         AC_MSG_WARN([--with-${feature} ignored:  Not valid without Mule support])
3276                 fi
3277                 eval "with_${feature}=no"
3278         done
3279 fi dnl with_mule
3280 SXE_SUBST_MULE_OBJS
3281 AM_CONDITIONAL([WITH_MULE], [test "$with_mule" = "yes"])
3282
3283
3284 dnl At this point, we know whether we need the motif lib or not.
3285 if test "$need_motif" = "yes" ; then
3286         SXE_PREPEND([-lXm], [libs_x])
3287         dnl AIX needs the following library for use with Motif
3288         AC_CHECK_LIB([i18n], [layout_object_getvalue])
3289         if test "$ac_cv_lib_i18n_layout_object_getvalue" = "yes"; then
3290                 SXE_PREPEND([-li18n], [libs_x])
3291         fi
3292 fi
3293
3294 dnl getaddrinfo() is borked under hpux11
3295 if test "$ac_cv_func_getaddrinfo" != "no" ; then
3296   case "$opsys" in
3297     hpux11 )
3298       AC_MSG_WARN([Use of getaddrinfo is disabled for HP-UX 11.XX.])
3299       ac_cv_func_getaddrinfo=no
3300       ;;
3301   esac
3302 fi
3303
3304
3305 ## Database Options
3306 ## ================
3307 echo
3308 echo "Database Options"
3309 echo "================"
3310
3311 dnl Database support
3312 dnl We do not necessarily have to have libdb/lib(g)dbm for DB/(G)DBM support.
3313 dnl On FreeBSD, both DB and DBM are part of libc.
3314 dnl By default, we check for DBM support in libgdbm, then libc, then libdbm.
3315
3316 ## initialise values
3317 have_database_berkdb=no
3318 have_database_gdbm=no
3319 have_database_dbm=no
3320
3321 if test "$with_database_gdbm $with_database_dbm $with_database_berkdb" \
3322    != "no no no"; then
3323         AS_MESSAGE(checking for database support)
3324 fi
3325
3326 dnl Check for ndbm.h, required for either kind of DBM support.
3327 if test "$with_database_gdbm $with_database_dbm" != "no no"; then
3328         SXE_CHECK_NDBM
3329         if test "$sxe_cv_feat_ndbm" = "no"; then
3330                 have_database_gdbm="no"
3331                 have_database_dbm="no"
3332         fi
3333 fi
3334
3335 dnl Check for DBM support in libgdbm or libgdbm_compat.
3336 if test "$with_database_gdbm" != "no"; then
3337         SXE_CHECK_GDBM
3338
3339         if test "$sxe_cv_feat_gdbm" = "yes"; then
3340                 have_database_gdbm="yes"
3341         else
3342                 have_database_gdbm="no"
3343         fi
3344 fi
3345
3346 dnl Check for DBM support in libc and libdbm.
3347 if test "$with_database_dbm" != "no"; then
3348         SXE_CHECK_DBM
3349
3350         if test "$sxe_cv_feat_gdbm" != "yes" -a \
3351                 "$sxe_cv_feat_dbm" = "yes"; then
3352                 have_database_dbm="yes"
3353         else
3354                 have_database_dbm="no"
3355         fi
3356 fi
3357
3358 dnl Check for Berkeley DB.
3359 if test "$with_database_berkdb" != "no"; then
3360         SXE_CHECK_BERKDB
3361
3362         if test "$sxe_cv_feat_berkdb" = "yes"; then
3363                 have_database_berkdb="yes"
3364         else
3365                 have_database_berkdb="no"
3366         fi
3367 fi
3368
3369 if test "$have_database_gdbm $have_database_dbm $have_database_berkdb" \
3370      != "no no no"; then
3371         AC_DEFINE([HAVE_DATABASE], [1], [Description here!])
3372         SXE_ADD_DB_OBJS([database.o])
3373
3374         SXE_CHECK_NDBM_BERKDB_CONFLICT
3375         if test "$sxe_cv_db_ndbm_berkdb_conflict" = "yes"; then
3376                 ## can't do nothing because the way we designed it
3377                 ## is going to conflict at compile time
3378                 have_database_gdbm="no"
3379                 have_database_dbm="no"
3380
3381         elif test "$have_database_gdbm $have_database_dbm" != "no no"; then
3382                 AC_DEFINE([HAVE_DBM], [1], [Description here!])
3383
3384                 ## Also, tell make about the DBM support we detected.
3385                 if test -n "$libdbm"; then
3386                         SXE_PREPEND([$libdbm], [DB_LIBS])
3387                 fi
3388         fi
3389 fi
3390
3391
3392 dnl Autodetect LDAP
3393 if test "$with_ldap" != "no"; then
3394         SXE_CHECK_LDAP
3395 fi
3396 if test "$have_ldap" = "yes"; then
3397         AC_DEFINE([HAVE_LDAP], [1], [Description here!])
3398         SXE_ADD_DB_OBJS(eldap.o)
3399         if test "$have_ldap_des" = "yes" ; then
3400                 SXE_PREPEND(-ldes, DB_LIBS)
3401         fi
3402         if test "$have_ldap_krb" = "yes" ; then
3403                 SXE_PREPEND(-lkrb, DB_LIBS)
3404         fi
3405         if test "$have_ldap_lber" = "yes" ; then
3406                 SXE_PREPEND(-llber, DB_LIBS)
3407         fi
3408         SXE_PREPEND(-lldap, DB_LIBS)
3409
3410         dnl save our values until here
3411         save_LIBS="$LIBS"
3412         LIBS="$DB_LIBS $LIBS"
3413         AC_CHECK_FUNCS(
3414                 [ldap_set_option ldap_get_lderrno ldap_result2error ldap_parse_result])
3415         dnl and restore
3416         LIBS="$save_LIBS"
3417 fi
3418
3419 dnl Autodetect PostgreSQL
3420 if test "x$with_postgresql" != "xno"; then
3421         SXE_CHECK_POSTGRESQL
3422 fi
3423 SXE_SUBST_DB_OBJS
3424
3425
3426 dnl Usage tracking (undocumented and likely unused option)
3427 if test "$usage_tracking" = "yes"; then
3428   AC_DEFINE([USAGE_TRACKING], [1], [Description here!])
3429   SXE_PREPEND(-Bstatic -lut -Bdynamic, LIBS)
3430 fi
3431
3432 dnl Unfortunately, just because we can link doesn't mean we can run.
3433 dnl One of the above link tests may have succeeded but caused resulting
3434 dnl executables to fail to run.  Also any tests using AC_RUN_IFELSE will
3435 dnl have reported incorrect results.
3436 AC_RUN_IFELSE([AC_LANG_SOURCE([[int main(int c,char *v[]){return 0;}]])],[:],[
3437   echo ""
3438   echo "*** PANIC *** The C compiler can no longer build working executables."
3439   echo "*** PANIC *** Please examine the tail of config.log for runtime errors."
3440   echo "*** PANIC *** The most likely reason for this problem is that configure"
3441   echo "*** PANIC *** links with shared libraries, but those libraries cannot be"
3442   echo "*** PANIC *** found at run time."
3443   echo "*** PANIC ***"
3444   echo "*** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig."
3445   echo "*** PANIC *** On other systems, try telling configure where to find the"
3446   echo "*** PANIC *** shared libraries using the --with-site-runtime-libraries option"
3447   echo "*** PANIC ***"
3448   echo "*** PANIC *** Another way to shoot yourself in the foot is to specify"
3449   echo "*** PANIC *** --with-FEATURE when FEATURE is not actually installed"
3450   echo "*** PANIC *** on your system.  Don't do that."
3451   exit 1], [AS_MESSAGE(cannot cross-compile)])
3452
3453 dnl Process support
3454 AC_DEFINE([HAVE_UNIX_PROCESSES], [1], [Description here!])
3455
3456 dnl --------------------------------
3457 dnl Compute SUBST-itutable variables
3458 dnl --------------------------------
3459
3460 dnl We ignore (C|LD)_SWITCH_X_(MACHINE|SYSTEM)
3461 dnl Use SXE_CONSECUTIVE_UNDUP instead of plain assignment statements to remove extraneous blanks
3462 if test "$with_module_support" = "yes"; then
3463         ld_libs_module=
3464 else
3465         SXE_CONSECUTIVE_UNDUP(ld_libs_module, $ldap_libs $postgresql_libs)
3466 fi
3467
3468 SXE_UNDUP(CFLAGS, $CFLAGS)
3469 SXE_UNDUP(c_switch_general, -DHAVE_CONFIG_H $c_switch_site $c_switch_machine $c_switch_system $CFLAGS $CPPFLAGS)
3470 SXE_UNDUP(c_switch_window_system, $c_switch_x_site $X_CFLAGS)
3471 SXE_UNDUP(c_switch_all, $c_switch_general $c_switch_window_system)
3472 SXE_UNDUP(ld_switch_general, $ld_switch_site $ld_switch_machine $ld_switch_system $ld_switch_run)
3473 SXE_UNDUP(ld_switch_window_system, $ld_switch_x_site)
3474 SXE_UNDUP(ld_switch_all, $ld_switch_general $ld_switch_window_system)
3475 dnl Since some systems need libs to be restated later, we can't just dedup, we can only safely dedup
3476 dnl consecutive occurrences
3477 SXE_CONSECUTIVE_UNDUP(ld_libs_general, $LIBS $libs_machine $libs_system $libs_standard)
3478 SXE_CONSECUTIVE_UNDUP(ld_libs_window_system, $X_EXTRA_LIBS $libs_x $X_PRE_LIBS)
3479 SXE_CONSECUTIVE_UNDUP(ld_libs_all, $OPENSSL_LIBS $DB_LIBS $ENT_LIBS $MM_LIBS $ld_libs_window_system $ld_libs_general $ld_libs_module)
3480
3481 dnl For no-module builds, make the src dir last
3482 if test "$with_module_support" = "no"; then
3483         SXE_APPEND(src, MAKE_SUBDIR)    dnl is that still important?
3484 fi
3485
3486 EMACS=$sxe_blddir/src/$PROGNAME
3487 AC_SUBST(EMACS)
3488
3489 dnl Compute lists of Makefiles and subdirs
3490 AC_SUBST(SRC_SUBDIR_DEPS)
3491 internal_makefile_list="Makefile.in"
3492 SUBDIR_MAKEFILES=''
3493 test -d lock || mkdir lock
3494 for dir in $MAKE_SUBDIR; do
3495   case "$dir" in */* ) dnl Implement mkdir -p
3496     ( for d in `echo $dir | sed 's:/: :g'` ; do
3497         test -d "$d" || mkdir "$d"; cd "$d"
3498       done ) ;;
3499    * ) test -d "$dir" || mkdir "$dir" ;;
3500   esac
3501   SXE_SPACE(SUBDIR_MAKEFILES, $SUBDIR_MAKEFILES $dir/Makefile $dir/Makefile)
3502   SXE_SPACE(internal_makefile_list, $internal_makefile_list $dir/Makefile.in)
3503 done
3504
3505 AC_SUBST(INSTALL_ARCH_DEP_SUBDIR)
3506 AC_SUBST(MAKE_SUBDIR)
3507 AC_SUBST(MAKE_AM_SUBDIR)
3508 AC_SUBST(SUBDIR_MAKEFILES)
3509
3510 dnl ----------------------------------------------
3511 dnl Create some auxiliary files for developers.
3512 dnl ----------------------------------------------
3513
3514 dnl Create a useful TAGS file
3515 if test -f "$sxe_srcdir/TAGS" -a ! -f "TAGS"; then
3516   test "$extra_verbose" = "yes" && echo "creating TAGS"
3517   echo "\f
3518 $sxe_srcdir/TAGS,include" > "TAGS"
3519 fi
3520
3521 dnl Create top level .sbinit for Sun compilers
3522 if test "$__SUNPRO_C" = "yes"; then
3523   test "$extra_verbose" = "yes" && echo "creating .sbinit"
3524   ( echo "# For use with Sun WorkShop's Source browser."
3525     echo "# See sbquery(1) and sbinit(4) for more information"
3526     for dir in $MAKE_SUBDIR; do echo "import $dir"; done
3527   ) > .sbinit
3528 fi
3529
3530 ### whether to build with profile.o
3531 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3532 int main(int c, char *v[])
3533 {
3534 #ifdef HAVE_SETITIMER
3535         return 1;
3536 #else
3537         return 0;
3538 #endif
3539 }]])], [./conftest; have_setitimer=$?],
3540         [have_setitimer=$?],[have_setitimer=0])
3541 AM_CONDITIONAL([HAVE_SETITIMER], [test "$have_setitimer" = "1"])
3542
3543 ## whether to build with sheap.o
3544 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3545 int main(int c, char *v[])
3546 {
3547 #if defined(HEAP_IN_DATA) && !defined(PDUMP)
3548         return 1;
3549 #else
3550         return 0;
3551 #endif
3552 }]])], [./conftest; build_sheap=$?],
3553         [build_sheap=$?],[build_sheap=0])
3554 AM_CONDITIONAL([BUILD_SHEAP], [test "$build_sheap" = "1"])
3555
3556
3557 dnl There are no more compile tests; remove the core they created.
3558 rm -f core
3559
3560 dnl --------------------------------------------------
3561 dnl Substitute into Makefile, config.h and sxe-paths.h
3562 dnl --------------------------------------------------
3563
3564 dnl what sort of things to edit into Makefile, config.h and sxe-paths.h
3565 dnl configuration here uncanonicalized to avoid exceeding size limits.
3566
3567 AC_SUBST(PROGNAME)
3568 AC_SUBST(MULE)
3569 AC_SUBST(HAVE_LIBFFI)
3570 AC_SUBST(version)
3571 AC_SUBST(VERSION)
3572 AC_SUBST(old_version)
3573 AC_SUBST(inststaticdir)
3574 AC_SUBST(instvardir)
3575 AC_SUBST(instvarsepdir)
3576 AC_SUBST(sxe_srcdir)
3577 AC_SUBST(emodsrcdir)
3578 AC_SUBST(sxe_blddir)
3579 AC_SUBST(emodblddir)
3580 AC_SUBST(bindir)
3581 AC_SUBST(datarootdir)
3582 AC_SUBST(datadir)
3583 AC_SUBST(statedir)
3584 AC_SUBST(libdir)
3585 AC_SUBST(mandir)
3586 AC_SUBST(extra_includes)
3587
3588 AC_SUBST(prefix)
3589 AC_SUBST(PREFIX_USER_DEFINED)
3590 dnl Yo, Stephen Bourne!  I want to marry you!
3591 PREFIX=$prefix
3592 while true; do
3593   case "$PREFIX" in
3594     *\$* ) eval "PREFIX=\"${PREFIX}\"" ;;
3595     *) break ;;
3596   esac
3597 done
3598 AC_SUBST(PREFIX)
3599
3600 AC_SUBST(exec_prefix)
3601 AC_SUBST(EXEC_PREFIX_USER_DEFINED)
3602 EXEC_PREFIX=$exec_prefix
3603 while true; do
3604   case "$EXEC_PREFIX" in
3605     *\$* ) eval "EXEC_PREFIX=\"${EXEC_PREFIX}\"" ;;
3606     *) break ;;
3607   esac
3608 done
3609 AC_SUBST(EXEC_PREFIX)
3610
3611 AC_SUBST(infodir)
3612 AC_SUBST(INFODIR_USER_DEFINED)
3613 INFODIR=$infodir
3614 while true; do
3615   case "$INFODIR" in
3616     *\$* ) eval "INFODIR=\"${INFODIR}\"" ;;
3617     *) break ;;
3618   esac
3619 done
3620 AC_SUBST(INFODIR)
3621
3622 AC_SUBST(infopath,$with_infopath)
3623 AC_SUBST(INFOPATH_USER_DEFINED)
3624 INFOPATH=$with_infopath
3625 while true; do
3626   case "$INFOPATH" in
3627     *\$* ) eval "INFOPATH=\"${INFOPATH}\"" ;;
3628     *) break ;;
3629   esac
3630 done
3631 AC_SUBST(INFOPATH)
3632
3633 if test -z "$with_module_path"; then
3634     with_module_path="~/.sxemacs/${configuration}/modules:${libdir}/${PROGNAME}/${configuration}/site-modules:${libdir}/${instvardir}/${configuration}/modules"
3635 fi
3636
3637 AC_SUBST(module_path,$with_module_path)
3638 AC_SUBST(MODULE_PATH_USER_DEFINED)
3639 MODULE_PATH=$with_module_path
3640 while true; do
3641   case "$MODULE_PATH" in
3642     *\$* ) eval "MODULE_PATH=\"${MODULE_PATH}\"" ;;
3643     *) break ;;
3644   esac
3645 done
3646 AC_SUBST(MODULE_PATH)
3647
3648 if test -z "$with_package_prefix" ; then
3649   with_package_prefix=${prefix}/share/sxemacs
3650 fi
3651
3652 if test -z "$with_package_path" && test -n "$with_package_prefix" ; then
3653   if test "$with_mule" = "yes" ; then
3654     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages:~/.sxemacs/mule-packages"
3655     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages:${with_package_prefix}/mule-packages"
3656   else
3657     with_package_path="~/.sxemacs/site-packages:~/.sxemacs/sxemacs-packages:~/.sxemacs/xemacs-packages"
3658     with_package_path="${with_package_path}:${with_package_prefix}/site-packages:${with_package_prefix}/sxemacs-packages:${with_package_prefix}/xemacs-packages"
3659   fi
3660 fi
3661
3662 AC_SUBST(package_path,$with_package_path)
3663 AC_SUBST(PACKAGE_PATH_USER_DEFINED)
3664 PACKAGE_PATH=$with_package_path
3665 while true; do
3666   case "$PACKAGE_PATH" in
3667     *\$* ) eval "PACKAGE_PATH=\"${PACKAGE_PATH}\"" ;;
3668     *) break ;;
3669   esac
3670 done
3671 AC_SUBST(PACKAGE_PATH)
3672
3673 AC_SUBST(lispdir, $with_lispdir)
3674 AC_SUBST(LISPDIR_USER_DEFINED)
3675 LISPDIR=$with_lispdir
3676 while true; do
3677   case "$LISPDIR" in
3678     *\$* ) eval "LISPDIR=\"${LISPDIR}\"" ;;
3679     *) break ;;
3680   esac
3681 done
3682 AC_SUBST(LISPDIR)
3683
3684 AC_SUBST(moduledir,$with_moduledir)
3685 AC_SUBST(MODULEDIR_USER_DEFINED)
3686 MODULEDIR=$with_moduledir
3687 while true; do
3688   case "$MODULEDIR" in
3689     *\$* ) eval "MODULEDIR=\"${MODULEDIR}\"" ;;
3690     *) break ;;
3691   esac
3692 done
3693 AC_SUBST(MODULEDIR)
3694
3695 AC_SUBST([sitelispdir], [$with_sitelispdir])
3696 AC_SUBST([SITELISPDIR_USER_DEFINED])
3697 SITELISPDIR=$sitelispdir
3698 while true; do
3699   case "$SITELISPDIR" in
3700     *\$* ) eval "SITELISPDIR=\"${SITELISPDIR}\"" ;;
3701     *) break ;;
3702   esac
3703 done
3704 AC_SUBST(SITELISPDIR)
3705
3706 AC_SUBST(sitemoduledir,$with_sitemoduledir)
3707 AC_SUBST(SITEMODULEDIR_USER_DEFINED)
3708 SITEMODULEDIR=$with_sitemoduledir
3709 while true; do
3710   case "$SITEMODULEDIR" in
3711     *\$* ) eval "SITEMODULEDIR=\"${SITEMODULEDIR}\"" ;;
3712     *) break ;;
3713   esac
3714 done
3715 AC_SUBST(SITEMODULEDIR)
3716
3717 AC_SUBST(etcdir,$with_etcdir)
3718 AC_SUBST(ETCDIR_USER_DEFINED)
3719 ETCDIR=$with_etcdir
3720 while true; do
3721   case "$ETCDIR" in
3722     *\$* ) eval "ETCDIR=\"${ETCDIR}\"" ;;
3723     *) break ;;
3724   esac
3725 done
3726 AC_SUBST(ETCDIR)
3727
3728 AC_SUBST(archlibdir,$with_archlibdir)
3729 AC_SUBST(ARCHLIBDIR_USER_DEFINED)
3730 ARCHLIBDIR=$with_archlibdir
3731 while true; do
3732   case "$ARCHLIBDIR" in
3733     *\$* ) eval "ARCHLIBDIR=\"${ARCHLIBDIR}\"" ;;
3734     *) break ;;
3735   esac
3736 done
3737 AC_SUBST(ARCHLIBDIR)
3738
3739 AC_SUBST(docdir,$with_docdir)
3740 AC_SUBST(DOCDIR_USER_DEFINED)
3741 DOCDIR=$with_docdir
3742 while true; do
3743   case "$DOCDIR" in
3744     *\$* ) eval "DOCDIR=\"${DOCDIR}\"" ;;
3745     *) break ;;
3746   esac
3747 done
3748 AC_SUBST(DOCDIR)
3749
3750 AC_SUBST(docdir)
3751 AC_SUBST(bitmapdir)
3752
3753 dnl The following flags combine all the information from:
3754 dnl - command line options (user always gets priority)
3755 dnl - user environment variables
3756 dnl - determined by configure
3757 dnl - the s&m header files (required for ellcc)
3758 AC_SUBST(machfile)
3759 AC_SUBST(opsysfile)
3760 AC_SUBST(c_switch_general)
3761 AC_SUBST(c_switch_window_system)
3762 AC_SUBST(c_switch_all)
3763 AC_SUBST(ld_switch_general)
3764 AC_SUBST(ld_switch_window_system)
3765 AC_SUBST(ld_switch_all)
3766 AC_SUBST(ld_libs_general)
3767 AC_SUBST(ld_libs_window_system)
3768 AC_SUBST(ld_libs_all)
3769 AC_SUBST(CFLAGS)
3770 AC_SUBST(CPPFLAGS)
3771 AC_SUBST(LDFLAGS)
3772 RECURSIVE_MAKE_ARGS="\$(MFLAGS) CC='\$(CC)' CFLAGS='\$(CFLAGS)' LDFLAGS='\$(LDFLAGS)' CPPFLAGS='\$(CPPFLAGS)'"
3773 if test -z "$MAKE"; then
3774         MAKE=make
3775 fi
3776 case `$MAKE --version 2>/dev/null` in
3777    GNU\ Make*)
3778         AM_MAKEFLAGS="-w $AM_MAKEFLAGS"
3779         RECURSIVE_MAKE_ARGS="-w $RECURSIVE_MAKE_ARGS"
3780    ;;
3781    *)
3782         echo ===================================
3783         echo $MAKE does not seem to be GNU Make
3784         echo If you find makefile errors please try using GNU Make as some
3785         echo autoconf constructs may not be proper for your make variant
3786         echo ===================================
3787    ;;
3788 esac
3789 AC_SUBST(RECURSIVE_MAKE_ARGS)
3790 AC_SUBST(AM_MAKEFLAGS)
3791
3792 AC_SUBST(sound_cflags)
3793 AC_SUBST(AR)
3794 AC_SUBST(RANLIB)
3795
3796 AC_SUBST(SXEMACS_CC)
3797 AC_SUBST(SXE_CFLAGS)
3798
3799 SXE_SUBST_CORE_OBJS()
3800
3801 SXE_SUBST_CRUFT_OBJS
3802
3803 dnl The default is yes
3804 if test "$with_prefix" = "yes"; then
3805   AC_DEFINE([PREFIX_USER_DEFINED], [1], [Description here!])
3806 fi
3807
3808 dnl Should this stay even though --with-site-modules is no longer an
3809 dnl option?  It is used in emacs.c for when the -no-site-modules cmd line
3810 dnl opt is used.  That cmd line opt definitely has usefullness.  Sebastian?
3811 dnl --SY.
3812 dnl The default is yes
3813 if test "$with_site_modules" = "no"; then
3814   AC_DEFINE([INHIBIT_SITE_MODULES], [1], [Description here!])
3815 fi
3816
3817 dnl SXE_SPACE(ac_configure_args, $ac_configure_args)
3818 AC_DEFINE_UNQUOTED([EMACS_CONFIGURATION], ["$ac_cv_build"], [Description here!])
3819 AC_DEFINE_UNQUOTED([EMACS_CONFIG_OPTIONS], ["$ac_configure_args"], [Description here!])
3820
3821 AC_SUBST([srcdir_equals_blddir_p])
3822
3823 dnl Following are deprecated
3824 null_string=""
3825 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE], [$null_string], [Description here!])
3826 AC_DEFINE_UNQUOTED([LD_SWITCH_X_SITE_AUX], [$null_string], [Description here!])
3827 AC_DEFINE_UNQUOTED([C_SWITCH_X_SITE], [$null_string], [Description here!])
3828 AC_DEFINE_UNQUOTED([LD_SWITCH_SITE], [$null_string], [Description here!])
3829 AC_DEFINE_UNQUOTED([C_SWITCH_SITE], [$null_string], [Description here!])
3830
3831 dnl Note: as a general rule, *only* define things here that are not
3832 dnl autodetected.  For things that are autodetected, define them
3833 dnl at the point where the autodetection occurs or would occur,
3834 dnl so that the user gets immediate feedback on the results of the
3835 dnl autodetection.
3836
3837 if test "$GNU_MALLOC" = "yes"; then
3838         AC_DEFINE([GNU_MALLOC], [1], [Description here!])
3839         SXE_ADD_MEMALLOC_OBJS(vm-limit.o)
3840         if test "$doug_lea_malloc" != "yes"; then
3841                 SXE_ADD_MEMALLOC_OBJS(gmalloc.o)
3842         fi
3843         if test "$with_error_checking_malloc" = "yes"; then
3844                 dnl SXE_ADD_MEMALLOC_OBJS(free-hook.o)
3845                 :
3846         fi
3847 elif test "$with_system_malloc" = "yes" -o "$system_malloc" = "yes"; then
3848         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3849         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3850 elif test "$with_debug_malloc"  = "yes"; then
3851         AC_DEFINE([USE_DEBUG_MALLOC], [1], [Description here!])
3852         AC_DEFINE([USE_SYSTEM_MALLOC], [1], [Description here!])
3853         AC_DEFINE([SYSTEM_MALLOC], [1], [Description here!])
3854         SXE_APPEND(-ldmalloc, MEMALLOC_LIBS)
3855 else
3856         SXE_ADD_MEMALLOC_OBJS([malloc.o])
3857 fi
3858 test "$GCC" = "yes" && \
3859         AC_DEFINE([USE_GCC], [1], [Description here!])
3860 test "$with_external_widget" = "yes" && \
3861         AC_DEFINE([EXTERNAL_WIDGET], [1], [Description here!])
3862 test "$with_quick_build" = "yes" && \
3863         AC_DEFINE([QUICK_BUILD], [1], [Description here!])
3864 if test "$with_purify" = "yes"; then
3865         AC_DEFINE([PURIFY], [1], [Description here!])
3866         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3867 fi
3868 if test "$with_quantify" = "yes"; then
3869         AC_DEFINE([QUANTIFY], [1], [Description here!])
3870         AC_DEFINE([XLIB_ILLEGAL_ACCESS], [1], [Description here!])
3871 fi
3872 test "$with_pop" = "yes" && \
3873         AC_DEFINE([MAIL_USE_POP], [1], [Description here!])
3874 test "$with_hesiod" = "yes" && \
3875         AC_DEFINE([HESIOD], [1], [Description here!])
3876 test "$with_regex_malloc" = "yes" && \
3877         AC_DEFINE([REGEX_MALLOC], [1], [Description here!])
3878 test "$with_ipv6_cname" = "yes" && \
3879         AC_DEFINE([IPV6_CANONICALIZE], [1], [Description here!])
3880 if test "$with_pdump" = "yes"; then
3881         AC_DEFINE([PDUMP], [1], [Description here!])    dnl deprecated!
3882         AC_DEFINE([WITH_PDUMP], [1], [Description here!])
3883 fi
3884
3885 AM_CONDITIONAL([WITH_EXTW], [test "$with_external_widget" = "yes"])
3886 AM_CONDITIONAL([WITH_PDUMP], [test "$with_pdump" = "yes"])
3887 AC_SUBST([MEMALLOC_LIBS])
3888 SXE_SUBST_MEMALLOC_OBJS
3889
3890
3891 AC_DEFINE_UNQUOTED([USER_FULL_NAME], [pw->pw_gecos], [dnl
3892         USER_FULL_NAME returns a string that is the user's full name.
3893         It can assume that the variable `pw' points to the password file
3894         entry for this user.
3895
3896         At some sites, the pw_gecos field contains the user's full name.
3897         If neither this nor any other field contains the right thing, use
3898         pw_name, giving the user's login name, since that is better than
3899         nothing.])
3900
3901 AC_DEFINE([SIGTYPE], [RETSIGTYPE], [SIGTYPE is the macro we actually use])
3902 AC_DEFINE([SIGRETURN], [return], [SIGTYPE is the macro we actually use])
3903
3904 ## finally, redefine VERSION; this has to be done after all tests on C sources
3905 ## were run because otherwise the symbol VERSION would be defined twice and
3906 ## the C compiler would warn, sigh, and due to this stupid -Werror flag we ...
3907 ## tadadada ... will fail to run _any_ C test successfully
3908 AC_DEFINE_UNQUOTED([VERSION], ["$version"], [Version of SXEmacs.])
3909
3910 AH_TOP([
3911 #ifndef INCLUDED_sxe_config_h_
3912 #define INCLUDED_sxe_config_h_
3913
3914 #ifndef NOT_C_CODE
3915 #if defined (__GNUC__)
3916 #define alloca __builtin_alloca
3917 #elif defined __DECC
3918 #include <alloca.h>
3919 #pragma intrinsic(alloca)
3920 #elif defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
3921 /* defer #include to end of file */
3922 #elif defined HAVE_ALLOCA_H
3923 #include <alloca.h>
3924 #elif defined(_AIX)
3925 #pragma alloca
3926 #elif ! defined (alloca)
3927 void *alloca();
3928 #endif
3929 #endif  /* C code */
3930 ])
3931
3932 AH_BOTTOM([
3933 /* The configuration script may define `opsysfile' to be the name of
3934    the s/...h file that describes your operating system.
3935    The file name is chosen based on the configuration name. */
3936
3937 #ifdef config_opsysfile
3938 #include config_opsysfile
3939 #endif
3940
3941 /* The configuration script may define `machfile' to be the name of
3942    the m/...h file that describes the machine you are using.
3943    The file name is chosen based on the configuration name. */
3944
3945 #ifdef config_machfile
3946 #include config_machfile
3947 #endif
3948
3949 /* basic system calls */
3950 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3951 # define ENCAPSULATE_READ
3952 # define ENCAPSULATE_WRITE
3953 #endif
3954 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3955 # define ENCAPSULATE_OPEN
3956 #endif
3957 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3958 # define ENCAPSULATE_CLOSE
3959 #endif
3960 /* stdio calls */
3961 #if defined (INTERRUPTIBLE_IO) || defined (DEBUG_ENCAPSULATION)
3962 # define ENCAPSULATE_FREAD
3963 # define ENCAPSULATE_FWRITE
3964 #endif
3965 #if defined (INTERRUPTIBLE_OPEN) || defined (MULE) || defined (DEBUG_ENCAPSULATION)
3966 # define ENCAPSULATE_FOPEN
3967 #endif
3968 #if defined (INTERRUPTIBLE_CLOSE) || defined (DEBUG_ENCAPSULATION)
3969 # define ENCAPSULATE_FCLOSE
3970 #endif
3971
3972 #if defined (HAVE_SOCKS) && !defined (DO_NOT_SOCKSIFY)
3973 #define accept Raccept
3974 #define bind Rbind
3975 #define connect Rconnect
3976 #define getsockname Rgetsockname
3977 #define listen Rlisten
3978 #endif                          /* HAVE_SOCKS && !DO_NOT_SOCKSIFY */
3979
3980 #ifndef NOT_C_CODE              /* Actually means C or C++ */
3981 # if defined (__cplusplus)
3982 /* Avoid C++ keywords used as ordinary C identifiers */
3983 #  define class c_class
3984 #  define new   c_new
3985 #  define this  c_this
3986 #  define catch c_catch
3987 #  define EXTERN_C extern "C"
3988 # else                          /* C code */
3989 #  define EXTERN_C extern
3990 # endif
3991 #endif                          /* C or C++ */
3992 /* Strictly speaking, only int or unsigned int are valid types in a
3993    bitfield.  In practice, we would like to use enums as bitfields.
3994    The following should just result in warning avoidance:
3995    warning: nonportable bit-field type */
3996 #ifdef __GNUC__
3997 #define enum_field(enumeration_type) enum enumeration_type
3998 #else
3999 #define enum_field(enumeration_type) unsigned int
4000 #endif
4001
4002 #ifndef NOT_C_CODE
4003 #if defined __INTEL_COMPILER && defined HAVE_ALLOCA_H
4004 /* icc's alloca.h pulls in <features.h>,
4005    but that must be done after _GNU_SOURCE and friends are defined */
4006 #include <alloca.h>
4007 #endif
4008 #endif                          /* C code */
4009
4010 #endif  /* INCLUDED_sxe_config_h_ */
4011 ])
4012
4013
4014 dnl -------------------------------------------------------------------------
4015 dnl -------------------------------
4016 dnl Report on what we decided to do
4017 dnl -------------------------------
4018
4019 dnl #### We should tag this as the _build_ environment.
4020 dnl Before doing that, though, must check if tools care about line 1.
4021
4022 (
4023 dnl /etc/osversion is on SONY NEWS-OS
4024 if test -f /etc/osversion; then dnl SONY NEWS-OS
4025   echo "osversion: `cat /etc/osversion`"
4026 else
4027   echo "uname -a: `uname -a`"
4028 fi
4029 echo ""
4030 echo "$0 $ac_configure_args"
4031 ) > Installation
4032
4033 if test ! -z ${emacs_beta_version} ; then
4034   if test -z "${emacs_is_beta}" ; then
4035         sxemacs_betaname=".${emacs_beta_version}"
4036   else
4037         sxemacs_betaname="-b${emacs_beta_version}"
4038   fi
4039 else
4040   sxemacs_betaname=""
4041 fi
4042
4043 dnl -----------------
4044 dnl Talking LFSL now!
4045 dnl -----------------
4046
4047 dnl -----------------------------------
4048 dnl Now generate config.h and Makefiles
4049 dnl -----------------------------------
4050
4051 dnl This has to be called in order for this variable to get into config.status
4052 AC_SUBST([internal_makefile_list])
4053 # Remove any trailing slashes in these variables.
4054 if test -n "$prefix"; then
4055         prefix=`echo '' "$prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4056 fi
4057 if test -n "$exec_prefix"; then
4058         exec_prefix=`echo '' "$exec_prefix" | sed -e 's:^ ::' -e 's,\([[^/]]\)/*$,\1,'`
4059 fi
4060
4061 make_ifeq="ifeq"
4062 make_endif="endif"
4063 make_else="else"
4064 AC_SUBST([make_ifeq])
4065 AC_SUBST([make_endif])
4066 AC_SUBST([make_else])
4067
4068 dnl Coupla things needed for subst'ing into the sxemacs.desktop file
4069 ABS_PROGNAME=${prefix}/bin/${PROGNAME}
4070 ABS_ETCDIR=${ETCDIR}
4071 SXE_CANONICALISE_PATH([ABS_PROGNAME])
4072 SXE_CANONICALISE_PATH([ABS_ETCDIR])
4073 AC_SUBST([ABS_PROGNAME])
4074 AC_SUBST([ABS_ETCDIR])
4075
4076 AC_CONFIG_FILES([src/sxe-paths.h])
4077 AC_CONFIG_FILES([Makefile])
4078 AC_CONFIG_FILES([lib-src/Makefile])
4079 AC_CONFIG_FILES([src/Makefile])
4080 AC_CONFIG_FILES([src/ui/Makefile])
4081 AC_CONFIG_FILES([src/ui/TTY/Makefile])
4082 AC_CONFIG_FILES([src/ui/lwlib/Makefile])
4083 AC_CONFIG_FILES([src/ui/X11/Makefile])
4084 AC_CONFIG_FILES([src/events/Makefile])
4085 AC_CONFIG_FILES([src/ent/Makefile])
4086 AC_CONFIG_FILES([src/media/Makefile])
4087 AC_CONFIG_FILES([src/mem/Makefile])
4088 AC_CONFIG_FILES([src/database/Makefile])
4089 AC_CONFIG_FILES([src/mule/Makefile])
4090 AC_CONFIG_FILES([src/.gdbinit:src/gdbinit])
4091 AC_CONFIG_FILES([src/.dbxrc:src/dbxrc])
4092 AC_CONFIG_FILES([lisp/Makefile])
4093 AC_CONFIG_FILES([info/Makefile])
4094 AC_CONFIG_FILES([tests/Makefile])
4095 AC_CONFIG_FILES([modules/Makefile])
4096 AC_CONFIG_FILES([etc/Makefile])
4097 AC_CONFIG_FILES([etc/sxemacs.desktop])
4098 AC_CONFIG_FILES([sxemacs.pc])
4099 AC_CONFIG_LINKS([.sxemacs.source.tree:])
4100
4101 AC_OUTPUT
4102 SXE_SUMMARY