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