1 dnl == autoconf source for the Glasgow FP tools ==
2 dnl (run "grep '^dnl \*' configure.ac | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
3 dnl (or some such) to see the outline of this file)
6 # (c) The AQUA Project, Glasgow University, 1994-1998
8 # Configure script template for the Glasgow functional programming tools
10 # Process with 'autoconf' to get a working configure script.
12 # For the generated configure script, do "./configure --help" to
13 # see what flags are available. (Better yet, read the documentation!)
16 # First off, a distrib sanity check..
17 AC_INIT(mk/config.mk.in)
19 dnl * We require autoconf version 2.52
20 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
21 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
24 dnl * Declare subdirectories that have a private configure script
26 dnl After the toplevel configuration is complete, the script will recurse into
27 dnl these subdirectories if they exist. The use of a cache file makes repeated
29 AC_CONFIG_SUBDIRS([ghc libraries])
31 # -------------------------------------------------------------------------
32 # Prepare to generate the following header files
35 AC_CONFIG_HEADER(mk/config.h)
37 # No, semi-sadly, we don't do `--srcdir'...
38 if test x"$srcdir" != 'x.' ; then
39 echo "This configuration does not support the \`--srcdir' option.."
43 dnl--------------------------------------------------------------------
44 dnl * Choose host(/target/build) platform
45 dnl--------------------------------------------------------------------
47 dnl Guess host/target/build platform(s) if necessary.
50 # "$host" defaults to "$target"
51 if test "x$host" = xNONE ; then
55 dnl ** canonicalize platform names
56 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
57 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
58 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
60 if test x"$TargetPlatform" != x"$HostPlatform" ; then
61 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
67 # The following will be more difficult when we *are* cross-compiling.
68 # Suitable names to slam in *_CPP are in platform.h.in.
69 # We also record the architecture, vendor, and operating system (OS)
72 alpha*-dec-osf[[12]]*)
73 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
74 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
75 BuildPlatform=alpha-dec-osf1 # hack
76 HostPlatform_CPP='alpha_dec_osf1'
81 alpha*-dec-osf[[345]]*)
82 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
83 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
84 BuildPlatform=alpha-dec-osf3 # hack
85 HostPlatform_CPP='alpha_dec_osf3'
90 alpha*-unknown-linux*)
91 HostPlatform=alpha-unknown-linux
92 TargetPlatform=alpha-unknown-linux
93 BuildPlatform=alpha-unknown-linux
94 HostPlatform_CPP='alpha_unknown_linux'
96 HostVendor_CPP='unknown'
99 alpha*-unknown-freebsd*)
100 HostPlatform=alpha-unknown-freebsd
101 TargetPlatform=alpha-unknown-freebsd
102 BuildPlatform=alpha-unknown-freebsd
103 HostPlatform_CPP='alpha_unknown_freebsd'
105 HostVendor_CPP='unknown'
109 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
110 TargetPlatform=hppa1.1-hp-hpux
111 BuildPlatform=hppa1.1-hp-hpux
112 HostPlatform_CPP='hppa1_1_hp_hpux'
113 HostArch_CPP='hppa1_1'
117 i[[3456]]86-*-linuxaout*)
118 HostPlatform=i386-unknown-linuxaout # hack again
119 TargetPlatform=i386-unknown-linuxaout
120 BuildPlatform=i386-unknown-linuxaout
121 HostPlatform_CPP='i386_unknown_linuxaout'
123 HostVendor_CPP='unknown'
124 HostOS_CPP='linuxaout'
126 i[[3456]]86-*-linux*)
127 HostPlatform=i386-unknown-linux # hack again
128 TargetPlatform=i386-unknown-linux
129 BuildPlatform=i386-unknown-linux
130 HostPlatform_CPP='i386_unknown_linux'
132 HostVendor_CPP='unknown'
135 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
136 HostPlatform=i386-unknown-freebsd # hack again
137 TargetPlatform=i386-unknown-freebsd
138 BuildPlatform=i386-unknown-freebsd
139 HostPlatform_CPP='i386_unknown_freebsd'
141 HostVendor_CPP='unknown'
144 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
145 HostPlatform=i386-unknown-freebsd2 # hack again
146 TargetPlatform=i386-unknown-freebsd2
147 BuildPlatform=i386-unknown-freebsd2
148 HostPlatform_CPP='i386_unknown_freebsd2'
150 HostVendor_CPP='unknown'
151 HostOS_CPP='freebsd2'
153 i[[3456]]86-*-netbsd*)
154 HostPlatform=i386-unknown-netbsd # hack again
155 TargetPlatform=i386-unknown-netbsd
156 BuildPlatform=i386-unknown-netbsd
157 HostPlatform_CPP='i386_unknown_netbsd'
159 HostVendor_CPP='unknown'
162 i[[3456]]86-*-openbsd*)
163 HostPlatform=i386-unknown-openbsd # hack again
164 TargetPlatform=i386-unknown-openbsd
165 BuildPlatform=i386-unknown-openbsd
166 HostPlatform_CPP='i386_unknown_openbsd'
168 HostVendor_CPP='unknown'
171 i[[3456]]86-*-solaris2*)
172 HostPlatform=i386-unknown-solaris2 # hack again
173 TargetPlatform=i386-unknown-solaris2
174 BuildPlatform=i386-unknown-solaris2
175 HostPlatform_CPP='i386_unknown_solaris2'
177 HostVendor_CPP='unknown'
178 HostOS_CPP='solaris2'
180 i[[3456]]86-*-cygwin*)
181 HostPlatform=i386-unknown-cygwin32 # hack again
182 TargetPlatform=i386-unknown-cygwin32
183 BuildPlatform=i386-unknown-cygwin32
184 HostPlatform_CPP='i386_unknown_cygwin32'
186 HostVendor_CPP='unknown'
187 HostOS_CPP='cygwin32'
190 i[[3456]]86-*-mingw32*)
191 HostPlatform=i386-unknown-mingw32 # hack again
192 TargetPlatform=i386-unknown-mingw32
193 BuildPlatform=i386-unknown-mingw32
194 HostPlatform_CPP='i386_unknown_mingw32'
196 HostVendor_CPP='unknown'
201 HostPlatform=ia64-unknown-linux # hack again
202 TargetPlatform=ia64-unknown-linux
203 BuildPlatform=ia64-unknown-linux
204 HostPlatform_CPP='ia64_unknown_linux'
206 HostVendor_CPP='unknown'
210 HostPlatform_CPP='m68k_next_nextstep2'
212 HostVendor_CPP='next'
213 HostOS_CPP='nextstep2'
216 HostPlatform_CPP='m68k_next_nextstep3'
218 HostVendor_CPP='next'
219 HostOS_CPP='nextstep3'
221 i[[3456]]86-next-nextstep3)
222 HostPlatform=i386-next-nextstep3 # hack again
223 TargetPlatform=i386-next-nextstep3
224 BuildPlatform=i386-next-nextstep3
225 HostPlatform_CPP='i386_next_nextstep3'
227 HostVendor_CPP='next'
228 HostOS_CPP='nextstep3'
231 HostPlatform=m68k-unknown-openbsd
232 TargetPlatform=m68k-unknown-openbsd
233 BuildPlatform=m68k-unknown-openbsd
234 HostPlatform_CPP='m68k_unknown_openbsd'
236 HostVendor_CPP='unknown'
240 HostPlatform=m68k-apple-netbsd
241 TargetPlatform=m68k-apple-netbsd
242 BuildPlatform=m68k-apple-netbsd
243 HostPlatform_CPP='m68k_apple_netbsd'
245 HostVendor_CPP='apple'
249 HostPlatform=m68k-sun-sunos4
250 TargetPlatform=m68k-sun-sunos4 #hack
251 BuildPlatform=m68k-sun-sunos4 #hack
252 HostPlatform_CPP='m68k_sun_sunos4'
258 HostPlatform_CPP='mips_dec_ultrix'
259 HostArch_CPP='mipsel' # NB a little different
264 HostPlatform=mips-sgi-irix
265 TargetPlatform=mips-sgi-irix #hack
266 BuildPlatform=mips-sgi-irix #hack
267 HostPlatform_CPP='mips_sgi_irix'
268 HostArch_CPP='mipseb' # NB a little different
273 HostPlatform=rs6000-ibm-aix
274 TargetPlatform=rs6000-ibm-aix #hack
275 BuildPlatform=rs6000-ibm-aix #hack
276 HostPlatform_CPP='rs6000_ibm_aix'
277 HostArch_CPP='rs6000'
282 HostPlatform=powerpc-ibm-aix
283 TargetPlatform=powerpc-ibm-aix #hack
284 BuildPlatform=powerpc-ibm-aix #hack
285 HostPlatform_CPP='powerpc_ibm_aix'
286 HostArch_CPP='powerpc'
290 powerpc-apple-darwin*)
291 HostPlatform=powerpc-apple-darwin
292 TargetPlatform=powerpc-apple-darwin #hack
293 BuildPlatform=powerpc-apple-darwin #hack
294 HostPlatform_CPP='powerpc_apple_darwin'
295 HostArch_CPP='powerpc'
296 HostVendor_CPP='apple'
300 HostPlatform=sparc-sun-sunos4
301 TargetPlatform=sparc-sun-sunos4 #hack
302 BuildPlatform=sparc-sun-sunos4 #hack
303 HostPlatform_CPP='sparc_sun_sunos4'
309 HostPlatform=sparc-sun-solaris2
310 TargetPlatform=sparc-sun-solaris2 #hack
311 BuildPlatform=sparc-sun-solaris2 #hack
312 HostPlatform_CPP='sparc_sun_solaris2'
315 HostOS_CPP='solaris2'
318 HostPlatform=sparc-unknown-linux
319 TargetPlatform=sparc-unknown-linux
320 BuildPlatform=sparc-unknown-linux
321 HostPlatform_CPP='sparc_unknown_linux'
323 HostVendor_CPP='unknown'
327 HostPlatform=sparc-unknown-openbsd
328 TargetPlatform=sparc-unknown-openbsd
329 BuildPlatform=sparc-unknown-openbsd
330 HostPlatform_CPP='sparc_unknown_openbsd'
332 HostVendor_CPP='unknown'
336 echo "Unrecognised platform: $HostPlatform"
340 echo "Canonicalised to: $HostPlatform"
341 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
342 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
344 BuildPlatform_CPP=$HostPlatform_CPP
345 TargetPlatform_CPP=$HostPlatform_CPP
346 BuildArch_CPP=$HostArch_CPP
347 TargetArch_CPP=$HostArch_CPP
348 BuildOS_CPP=$HostOS_CPP
350 TargetOS_CPP=$HostOS_CPP
351 BuildVendor_CPP=$HostVendor_CPP
352 TargetVendor_CPP=$HostVendor_CPP
354 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
355 dnl AC_SUBST(BuildPlatform)
357 AC_SUBST(HostPlatform)
358 AC_SUBST(TargetPlatform)
359 AC_SUBST(HostPlatform_CPP)
360 dnl AC_SUBST(BuildPlatform_CPP)
361 dnl AC_SUBST(TargetPlatform_CPP)
363 AC_SUBST(HostArch_CPP)
364 dnl AC_SUBST(BuildArch_CPP)
365 dnl AC_SUBST(TargetArch_CPP)
368 AC_SUBST(HostOS_Full)
369 dnl AC_SUBST(BuildOS_CPP)
370 dnl AC_SUBST(TargetOS_CPP)
372 AC_SUBST(HostVendor_CPP)
373 dnl AC_SUBST(BuildVendor_CPP)
374 dnl AC_SUBST(TargetVendor_CPP)
378 dnl --------------------------------------------------------------
379 dnl * Calculate absolute path to build tree
380 dnl --------------------------------------------------------------
382 AC_MSG_CHECKING(for path to top of build tree)
386 dnl Remove common automounter nonsense
388 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
390 dnl Find 'hardtop_plat', the native format for 'hardtop' (i.e., right kind of \dnl slashes on a Win32 box, but with b-slashes being escaped).
392 case $HostPlatform in
393 i386-unknown-mingw32 | i386-unknown-cygwin32)
394 # convert $hardtop to a path that mingw will understand too
395 cyghardtop=${hardtop}
396 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
397 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
400 hardtop_plat=${hardtop}
404 AC_SUBST(hardtop_plat)
406 AC_MSG_RESULT(${hardtop})
408 dnl --------------------------------------------------------------
409 dnl * Project specific configuration options
410 dnl --------------------------------------------------------------
411 dnl What follows is a bunch of options that can either be configured
412 dnl through command line options to the configure script or by
413 dnl supplying defns in the build tree's mk/build.mk. Having the option to
414 dnl use either is considered a Feature.
416 dnl ** What command to use to compile compiler sources ?
417 dnl --------------------------------------------------------------
420 [ --with-ghc=<haskell compiler>
421 Use a command different from 'ghc' to compile GHC-specific Haskell code
422 (including GHC itself).
424 [ WithGhc="$withval" ],
426 if test "$GHC" = ""; then
427 AC_PATH_PROG(GHC,ghc)
435 [ --with-hc=<haskell compiler>
436 Use a command different from 'ghc' to compile generic Haskell code.
443 if test "$WithGhc" != ""; then
444 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
445 AC_SUBST(GhcVersion)dnl
446 AC_SUBST(GhcMajVersion)dnl
447 AC_SUBST(GhcMinVersion)dnl
448 AC_SUBST(GhcPatchLevel)dnl
451 AC_PATH_PROGS(NHC,nhc nhc98)
452 AC_PATH_PROG(HBC,hbc)
454 dnl ** Which gcc to use?
455 dnl --------------------------------------------------------------
457 [ --with-gcc=<gcc command>
458 Use a different command instead of 'gcc' for the GNU C compiler.
460 [WhatGccIsCalled="$withval"
461 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
462 # Canonicalise to <drive>:/path/to/gcc
463 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
466 [WhatGccIsCalled="gcc"]
468 AC_SUBST(WhatGccIsCalled)
470 dnl ** Booting from .hc files?
471 dnl --------------------------------------------------------------
472 AC_ARG_ENABLE(hc-boot,
474 Boot the Glasgow Haskell Compiler from intermediate .hc files.
475 (This option is mostly of interest to porters.)
480 AC_SUBST(BootingFromHc)
482 dnl ** Booting from unregisterised .hc files?
483 dnl --------------------------------------------------------------
484 AC_ARG_ENABLE(hc-boot-unregisterised,
485 [ --enable-hc-boot-unregisterised
486 With --enable-hc-boot, treat the intermediate .hc files as
487 unregisterised rather than registerised code.
488 (This option is mostly of interest to porters.)
490 [BootingFromUnregisterisedHc=YES],
491 [BootingFromUnregisterisedHc=NO]
493 AC_SUBST(BootingFromUnregisterisedHc)
495 if test "$BootingFromHc" = "NO"; then
496 if test "$BootingFromUnregisterisedHc" = "YES"; then
497 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
501 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
502 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
503 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
506 dnl ** Enable multi-thread friendly RTS?
507 dnl --------------------------------------------------------------
508 AC_ARG_ENABLE(threaded-rts,
509 [ --enable-threaded-rts
510 Support better interop with OS threads.
515 AC_SUBST(ThreadedRts)
517 dnl ** Enable the construction of Win32 DLLs?
518 dnl --------------------------------------------------------------
520 dnl [ The ability to build the RTS and libraries as separate DLLs used
521 dnl to be supported, but isn't currently (updates to the RTS, compiler
522 dnl and build system would be required to bring it back again.)
523 dnl Hence, exposing it as an option is false advertisement, so better
524 dnl disable it to avoid confusion (but leave it commented-out rather
525 dnl than removed in order to remind ourselves to bring back the
526 dnl feature at some stage.) ]
528 dnl AC_ARG_ENABLE(win32-dlls,
529 dnl [ --enable-win32-dlls
530 dnl If on a Win32 platform running mingw32/cygwin, enable the
531 dnl construction of DLLs containing ghc-compiled code.
534 dnl case $HostOS_CPP in
537 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
541 dnl EnableWin32DLLs=YES
543 dnl [EnableWin32DLLs=NO]
545 dnl AC_SUBST(EnableWin32DLLs)
546 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
547 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
550 dnl ** Enable the building of the ObjectIO?
551 dnl --------------------------------------------------------------
552 AC_ARG_ENABLE(objectio,
554 Build ObjectIO, a portable GUI library for Haskell.
556 [GhcLibsWithObjectIO=YES],
557 [GhcLibsWithObjectIO=NO]
559 AC_SUBST(GhcLibsWithObjectIO)
561 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
562 dnl --------------------------------------------------------------
563 AC_ARG_ENABLE(hopengl,
565 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
566 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
567 of the "native" libraries.
569 [GhcLibsWithHOpenGL=YES],
570 [GhcLibsWithHOpenGL=NO]
573 if test x"$TargetOS_CPP" = x"darwin"; then
574 if test x"$enable_hopengl" != x"x11"; then
575 AC_DEFINE([USE_QUARTZ_OPENGL], [1],
576 [Define to 1 if native OpenGL should be used on Mac OS X])
581 AC_SUBST(GhcLibsWithHOpenGL)
583 dnl ** .NET interop support?
584 dnl --------------------------------------------------------------
585 AC_ARG_ENABLE(dotnet,
587 Build .NET interop layer.
589 [DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])],
592 AC_SUBST(DotnetSupport)
594 dnl --------------------------------------------------------------
595 dnl End of configure script option section
596 dnl --------------------------------------------------------------
599 dnl --------------------------------------------------------------
600 dnl * General configuration checks
601 dnl --------------------------------------------------------------
606 dnl ** look for `perl', but only in /bin on Windows
609 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
610 if test -z "$PerlCmd"; then
611 echo "You must install the version of Perl shipped with GHC"
612 echo "(or a compatible one) in /bin."
617 AC_PATH_PROG(PerlCmd,perl)
618 if test -z "$PerlCmd"; then
619 echo "You must install perl before you can continue"
620 echo "Perhaps it is already installed, but not in your PATH?"
623 FPTOOLS_CHECK_PERL_VERSION
628 dnl ** does #! path/to/perl work? (sometimes it's too long...)
631 dnl ** check for Python
632 AC_PATH_PROG(PythonCmd,python)
634 dnl ** look for GCC and find out which version
635 dnl Figure out which C compiler to use. Gcc is preferred.
636 dnl If gcc, make sure it's at least 2.1
640 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
642 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
645 dnl ** Without optimization some INLINE trickery fails for GHCi
648 dnl ** Try to add -mno-cygwin to the C compiler options
649 FP_CHECK_FLAG([-mno-cygwin], [
650 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
651 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
652 AC_SUBST(SRC_CC_OPTS)
654 dnl ** figure out how to do context diffs
657 dnl ** Find find command (for Win32's benefit)
660 dnl ** figure out how to do a BSD-ish install
663 dnl If you can run configure, you certainly have /bin/sh
664 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
666 dnl ** how to invoke `ar' and `ranlib'
667 FPTOOLS_PROG_AR_AND_RANLIB
669 dnl ** Check to see whether ln -s works
673 dnl ** Find the path to sed
674 AC_PATH_PROG(SedCmd,sed)
677 dnl ** check for time command
678 AC_PATH_PROG(TimeCmd,time)
681 dnl if GNU tar is named gtar, look for it first.
682 AC_PATH_PROGS(TarCmd,gtar tar,tar)
684 dnl ** check for gzip/compress
685 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
687 dnl ** check for jade/openjade & determine a working catalog
688 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
689 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
690 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
691 if test -z "$Catalog"; then
692 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
695 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
701 Catalog=`cygpath -w $hardtop/$Catalog`
703 *) Catalog=$hardtop/$Catalog
710 compress_nm=`basename $CompressCmd`
711 if test x"$compress_nm" = xgzip; then
712 CompressCmd="$CompressCmd -d"
717 AC_SUBST(CompressCmd)
718 AC_SUBST(CompressSuffix)
720 dnl ** check for ghc-pkg command
722 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
724 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
725 GhcPkgCmd=$ghc_pkg_guess
726 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
728 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
731 AC_ARG_WITH(greencard,
732 [ --with-greencard=<greencard compiler>
733 Use a command different from 'green-card' to compile GreenCard files
736 GreencardCmd=$withval;
737 FPTOOLS_GREENCARD(3.00)
741 AC_ARG_ENABLE(src-tree-happy,
742 [ --enable-src-tree-happy
743 Build and use source tree (fptools/happy) version of Happy.
745 [UseSrcTreeHappy=YES],
748 dnl ** check for installed happy binary + version
749 dnl (don't do it if we're booting from .hc files though.)
750 if test "$BootingFromHc" = "NO"; then
754 AC_ARG_ENABLE(src-tree-haddock,
755 [ --enable-src-tree-haddock
756 Build and use source tree (fptools/haddock) version of Haddock.
758 [UseSrcTreeHaddock=YES],
759 [UseSrcTreeHaddock=NO]
761 dnl ** check for installed haddock
764 AC_ARG_ENABLE(src-tree-alex,
765 [ --enable-src-tree-alex
766 Build and use source tree (fptools/alex) version of Alex.
768 [UseSrcTreeAlex=YES],
771 dnl ** check for installed alex binary + version
772 dnl (don't do it if we're booting from .hc files though.)
773 if test "$BootingFromHc" = "NO"; then
777 dnl --------------------------------------------------
778 dnl ### program checking section ends here ###
779 dnl --------------------------------------------------
781 dnl --------------------------------------------------
782 dnl * Platform header file and syscall feature tests
783 dnl ### checking the state of the local header files and syscalls ###
785 dnl ** check for full ANSI header (.h) files
788 dnl ** Enable large file support. NB. do this before testing the type of
789 dnl off_t, because it will affect the result of that test.
792 dnl ** check for specific header (.h) files that we are interested in
793 AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h locale.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h bfd.h winsock.h pthread.h sys/uio.h)
794 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
796 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
797 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
799 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
800 HaveReadlineHeaders=YES
801 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
803 HaveReadlineHeaders=NO
804 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
806 AC_SUBST(HaveReadlineHeaders)
808 dnl ** check for DOS include files
809 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
811 dnl ** check for Windows include files
812 AC_CHECK_HEADERS(windows.h)
814 dnl ** check for OpenGL include files
815 if test $UseQuartzOpenGL = YES ; then
816 AC_CHECK_HEADERS(OpenGL/gl.h)
818 AC_CHECK_HEADERS(GL/gl.h)
821 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
824 dnl dynamic loading include files
825 AC_CHECK_HEADERS(dlfcn.h dl.h)
827 dnl ** check for farcalloc (in bcc)
828 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
830 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
831 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
833 dnl ** check for POSIX regex
835 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
836 AC_SUBST(HavePosixRegex)
838 dnl ** how do we get a timezone name, and UTC offset ?
841 dnl ** do we have altzone?
844 dnl ** does struct stat contain st_blksize?
847 dnl ** do we have long longs?
848 AC_CHECK_TYPES([long long])
850 dnl ** check what fields struct msghdr contains
851 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
852 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
853 # include <sys/types.h>
855 #if HAVE_SYS_SOCKET_H
856 # include <sys/socket.h>
859 # include <sys/uio.h>
862 dnl ** what are the sizes of various types
863 AC_CHECK_SIZEOF(char, 1)
864 AC_CHECK_SIZEOF(double, 8)
865 AC_CHECK_SIZEOF(float, 4)
866 AC_CHECK_SIZEOF(int, 4)
867 AC_CHECK_SIZEOF(long, 4)
868 if test "$ac_cv_type_long_long" = yes; then
869 AC_CHECK_SIZEOF(long long, 8)
871 AC_CHECK_SIZEOF(short, 2)
872 AC_CHECK_SIZEOF(unsigned char, 1)
873 AC_CHECK_SIZEOF(unsigned int, 4)
874 AC_CHECK_SIZEOF(unsigned long, 4)
875 if test "$ac_cv_type_long_long" = yes; then
876 AC_CHECK_SIZEOF(unsigned long long, 8)
878 AC_CHECK_SIZEOF(unsigned short, 2)
879 AC_CHECK_SIZEOF(void *, 4)
881 dnl ** what are alignment constraints on various types
882 FP_CHECK_ALIGNMENT(char)
883 FP_CHECK_ALIGNMENT(double)
884 FP_CHECK_ALIGNMENT(float)
885 FP_CHECK_ALIGNMENT(int)
886 FP_CHECK_ALIGNMENT(long)
887 if test "$ac_cv_type_long_long" = yes; then
888 FP_CHECK_ALIGNMENT(long long)
890 FP_CHECK_ALIGNMENT(short)
891 FP_CHECK_ALIGNMENT(unsigned char)
892 FP_CHECK_ALIGNMENT(unsigned int)
893 FP_CHECK_ALIGNMENT(unsigned long)
894 if test "$ac_cv_type_long_long" = yes; then
895 FP_CHECK_ALIGNMENT(unsigned long long)
897 FP_CHECK_ALIGNMENT(unsigned short)
898 FP_CHECK_ALIGNMENT(void *)
900 dnl ** map standard C types and ISO types to Haskell types
901 FPTOOLS_CHECK_HTYPE(char)
902 FPTOOLS_CHECK_HTYPE(signed char)
903 FPTOOLS_CHECK_HTYPE(unsigned char)
904 FPTOOLS_CHECK_HTYPE(short)
905 FPTOOLS_CHECK_HTYPE(unsigned short)
906 FPTOOLS_CHECK_HTYPE(int)
907 FPTOOLS_CHECK_HTYPE(unsigned int)
908 FPTOOLS_CHECK_HTYPE(long)
909 FPTOOLS_CHECK_HTYPE(unsigned long)
910 if test "$ac_cv_type_long_long" = yes; then
911 FPTOOLS_CHECK_HTYPE(long long)
912 FPTOOLS_CHECK_HTYPE(unsigned long long)
914 FPTOOLS_CHECK_HTYPE(float)
915 FPTOOLS_CHECK_HTYPE(double)
916 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
917 FPTOOLS_CHECK_HTYPE(size_t)
918 FPTOOLS_CHECK_HTYPE(wchar_t)
919 dnl Int32 is a HACK for non-ISO C compilers
920 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
921 FPTOOLS_CHECK_HTYPE(clock_t)
922 FPTOOLS_CHECK_HTYPE(time_t)
923 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
924 FPTOOLS_CHECK_HTYPE(ino_t)
925 FPTOOLS_CHECK_HTYPE(mode_t)
926 FPTOOLS_CHECK_HTYPE(off_t)
927 FPTOOLS_CHECK_HTYPE(pid_t)
928 FPTOOLS_CHECK_HTYPE(gid_t)
929 FPTOOLS_CHECK_HTYPE(uid_t)
930 FPTOOLS_CHECK_HTYPE(cc_t)
931 FPTOOLS_CHECK_HTYPE(speed_t)
932 FPTOOLS_CHECK_HTYPE(tcflag_t)
933 FPTOOLS_CHECK_HTYPE(blkcnt_t)
934 FPTOOLS_CHECK_HTYPE(nlink_t)
935 FPTOOLS_CHECK_HTYPE(ssize_t)
936 FPTOOLS_CHECK_HTYPE(rlim_t)
938 dnl ** Map OpenGL data types to Haskell types
939 if test $GhcLibsWithHOpenGL = YES ; then
940 FPTOOLS_CHECK_HTYPE(GLboolean)
941 FPTOOLS_CHECK_HTYPE(GLbyte)
942 FPTOOLS_CHECK_HTYPE(GLubyte)
943 FPTOOLS_CHECK_HTYPE(GLshort)
944 FPTOOLS_CHECK_HTYPE(GLushort)
945 FPTOOLS_CHECK_HTYPE(GLint)
946 FPTOOLS_CHECK_HTYPE(GLuint)
947 FPTOOLS_CHECK_HTYPE(GLsizei)
948 FPTOOLS_CHECK_HTYPE(GLenum)
949 FPTOOLS_CHECK_HTYPE(GLbitfield)
950 FPTOOLS_CHECK_HTYPE(GLfloat)
951 FPTOOLS_CHECK_HTYPE(GLclampf)
952 FPTOOLS_CHECK_HTYPE(GLdouble)
953 FPTOOLS_CHECK_HTYPE(GLclampd)
956 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV], [#include <errno.h>])
958 dnl ** can we open files in binary mode?
959 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
961 dnl ** check for GetModuleFileName and WinExec (windows only)
962 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
963 dnl Doesn't work because the linker can't see the functions if
964 dnl you omit the #include <windows.h>. (I've no idea why not...)
966 FPTOOLS_TRY_LINK_NOWARN(,[
977 if test "$have_winexec" = "1"; then
978 AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
981 FPTOOLS_TRY_LINK_NOWARN(,[
987 GetModuleFileName((HMODULE)0,dir,0);
991 [have_getmodulefilename=1],
992 [have_getmodulefilename=0])
993 if test "$have_getmodulefilename" = "1"; then
994 AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
997 dnl ** check return type of signal handlers
998 dnl Foo: assumes we can use prototypes.
999 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1000 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1001 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1002 dnl #include <signal.h>
1006 dnl void (*signal (int, void (*)(int)))(int);
1009 dnl ac_cv_type_signal_handler=void_int,
1010 dnl ac_cv_type_signal_handler=int_void)])
1011 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1012 dnl AC_DEFINE(VOID_INT_SIGNALS)
1015 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1017 if test "$ac_cv_type_signal" = void; then
1018 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1021 dnl ** check for more functions
1022 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1023 AC_CHECK_FUNCS(strcmp)
1024 AC_CHECK_FUNCS(realpath _fullpath)
1025 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1026 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1027 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1028 AC_CHECK_FUNCS(snprintf _snprintf )
1029 AC_CHECK_FUNCS(popen _popen )
1030 AC_CHECK_FUNCS(pclose _pclose )
1031 AC_CHECK_FUNCS(setenv unsetenv)
1034 dnl ** check for specific library functions that we are interested in
1035 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1037 dnl ** Solaris2 needs additionl flag for getpw*_r()
1038 case "$TargetPlatform" in
1040 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1041 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1045 dnl ** check whether this machine has gmp3 installed
1046 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1047 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1048 HaveLibGmp=NO; LibGmp=not-installed))
1049 AC_SUBST(HaveLibGmp)
1052 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1053 HaveFrameworkHaskellSupport=NO
1054 if test $HostPlatform = "powerpc-apple-darwin"; then
1055 AC_MSG_CHECKING([for HaskellSupport.framework])
1057 LIBS="-framework HaskellSupport"
1058 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1059 if test $HaveFrameworkHaskellSupport = YES; then
1060 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1063 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1065 AC_SUBST(HaveFrameworkHaskellSupport)
1067 dnl ** check for mingwex library
1068 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1069 AC_SUBST(HaveLibMingwEx)
1071 if test $HaveLibMingwEx = YES ; then
1072 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1075 if test "$HaveLibGmp" = "NO"; then
1076 if test "$HostArch_CPP" = "ia64"; then
1077 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1081 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1082 dnl the order of these tests matters: bfd needs liberty
1083 AC_CHECK_LIB(iberty, xmalloc)
1084 AC_CHECK_LIB(bfd, bfd_init)
1086 dnl ** check for wide-char classifications
1087 AC_CHECK_HEADERS(wctype.h)
1089 dnl ** check for readline, for Hugs and hslibs' Readline
1090 dnl ncurses supersedes termcap and curses, but for compatibility,
1091 dnl we have to check for all...
1092 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1093 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1094 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1095 HaveLibTermcap=NO; LibTermcap=not-installed)))
1097 if test $HaveLibTermcap = YES ; then
1098 LIBS="-l$LibTermcap $LIBS"
1099 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1102 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1103 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1104 LibsReadline="readline $LibTermcap"
1106 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1109 AC_SUBST(LibsReadline)
1111 if test "$HaveLibReadline"; then
1112 AC_CHECK_LIB(readline, rl_erase_empty_line,
1113 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1114 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1115 AC_CHECK_LIB(readline, rl_free_undo_list,
1116 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1117 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1119 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1120 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1123 dnl ** check for math library
1124 FPTOOLS_CHECK_LIBM()
1127 dnl ** check for X Window System
1130 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1131 if test $GhcLibsWithHOpenGL = YES ; then
1132 if test $UseQuartzOpenGL = YES ; then
1133 dnl Take a shortcut for Mac OS X native OpenGL:
1134 dnl It's in a non-standard location, but it's always there
1146 dnl ################################################################
1147 dnl Check for libraries
1148 dnl ################################################################
1150 dnl ** check for libdl & RTLD_NEXT
1152 dnl (Mac OS X only) ... but don't check if we already have the
1153 dnl HaskellSupport.framework
1155 if test $HaveFrameworkHaskellSupport = YES; then
1159 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1161 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1163 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1165 AC_SUBST(HaveRtldNext)
1166 AC_SUBST(HaveRtldLocal)
1167 AC_SUBST(HaveRtldGlobal)
1168 AC_SUBST(HaveRtldNow)
1170 AC_CHECK_LIB(dl, dlopen,
1172 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1175 AC_CHECK_FUNCS(dlopen)
1178 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1179 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1188 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1194 AC_SUBST(HaveRtldNext)
1196 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1197 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1206 AC_DEFINE(HAVE_RTLDLOCAL)
1212 AC_SUBST(HaveRtldLocal)
1214 dnl ** RTLD_GLOBAL isn't available on openbsd
1215 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1224 AC_DEFINE(HAVE_RTLDGLOBAL)
1230 AC_SUBST(HaveRtldGlobal)
1232 dnl ** RTLD_NOW isn't available on openbsd
1233 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1242 AC_DEFINE(HAVE_RTLDNOW)
1248 AC_SUBST(HaveRtldNow)
1251 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1253 dnl ---------- usleep ----------
1254 dnl --- stolen from guile configure ---
1255 dnl --- FIXME: /usr/include/unistd.h can't be right?
1257 ### On some systems usleep has no return value. If it does have one,
1258 ### we'd like to return it; otherwise, we'll fake it.
1259 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1260 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1261 /usr/include/unistd.h,
1262 [cv_func_usleep_return_type=void],
1263 [cv_func_usleep_return_type=int])])
1264 case "$cv_func_usleep_return_type" in
1266 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1270 dnl --------------------------------------------------
1271 dnl * test for in_addr_t
1272 dnl --------------------------------------------------
1273 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1274 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1275 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1278 dnl --------------------------------------------------
1279 dnl * test for Linux sendfile(2)
1280 dnl --------------------------------------------------
1281 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1282 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1283 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1286 dnl --------------------------------------------------
1287 dnl * test for BSD sendfile(2)
1288 dnl --------------------------------------------------
1289 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1290 AC_EGREP_HEADER(sendfile, sys/socket.h,
1291 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1294 dnl --------------------------------------------------
1296 dnl --------------------------------------------------
1298 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1299 if test "$GTK_CONFIG" != ""; then
1300 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1301 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1303 GTK_VERSION=$fptools_cv_gtk_version
1308 case $fptools_cv_gtk_version in
1310 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1315 AC_SUBST(GTK_CONFIG)
1316 AC_SUBST(GTK_VERSION)
1318 dnl --------------------------------------------------
1319 dnl * Miscellaneous feature tests
1320 dnl --------------------------------------------------
1322 dnl ** can we get alloca?
1325 dnl ** Working vfork?
1328 dnl ** determine whether or not const works
1331 dnl ** are we big endian?
1334 dnl ** check for leading underscores in symbol names
1337 dnl ** check for ld, and whether ld has -x option
1338 AC_PATH_PROG(LdCmdRaw, ld)
1340 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1342 *) LdCmd=${LdCmdRaw}
1348 AC_MSG_CHECKING([for SIGPOLL])
1349 AC_EGREP_CPP(we_have_sigpoll,
1350 [#include <signal.h>
1354 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1355 AC_MSG_RESULT([$haveSIGPOLL])
1357 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1358 AC_EGREP_CPP(we_have_that_sysconf_thing,
1361 #ifdef _SC_GETGR_R_SIZE_MAX
1362 we_have_that_sysconf_thing
1365 [AC_MSG_RESULT([yes])
1366 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1367 [AC_MSG_RESULT([no])])
1369 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1370 AC_EGREP_CPP(we_have_that_sysconf_thing,
1373 #ifdef _SC_GETPW_R_SIZE_MAX
1374 we_have_that_sysconf_thing
1377 [AC_MSG_RESULT([yes])
1378 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1379 [AC_MSG_RESULT([no])])
1381 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )