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 (the use of cache values makes repeated checks cheap)
28 dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
29 AC_CONFIG_SUBDIRS(ghc)
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 for mingw32 targets
649 if test x"$TargetOS_CPP" = x"mingw32"; then
650 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
651 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
652 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
654 AC_SUBST(SRC_CC_OPTS)
656 dnl ** figure out how to do context diffs
659 dnl ** Find find command (for Win32's benefit)
662 dnl ** figure out how to do a BSD-ish install
665 dnl If you can run configure, you certainly have /bin/sh
666 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
668 dnl ** how to invoke `ar' and `ranlib'
669 FPTOOLS_PROG_AR_AND_RANLIB
671 dnl ** Check to see whether ln -s works
675 dnl ** Find the path to sed
676 AC_PATH_PROG(SedCmd,sed)
679 dnl ** check for time command
680 AC_PATH_PROG(TimeCmd,time)
683 dnl if GNU tar is named gtar, look for it first.
684 AC_PATH_PROGS(TarCmd,gtar tar,tar)
686 dnl ** check for gzip/compress
687 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
689 dnl ** check for jade/openjade & determine a working catalog
690 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
691 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
692 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
693 if test -z "$Catalog"; then
694 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
697 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
703 Catalog=`cygpath -w $hardtop/$Catalog`
705 *) Catalog=$hardtop/$Catalog
712 compress_nm=`basename $CompressCmd`
713 if test x"$compress_nm" = xgzip; then
714 CompressCmd="$CompressCmd -d"
719 AC_SUBST(CompressCmd)
720 AC_SUBST(CompressSuffix)
722 dnl ** check for ghc-pkg command
724 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
726 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
727 GhcPkgCmd=$ghc_pkg_guess
728 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
730 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
733 AC_ARG_WITH(greencard,
734 [ --with-greencard=<greencard compiler>
735 Use a command different from 'green-card' to compile GreenCard files
738 GreencardCmd=$withval;
739 FPTOOLS_GREENCARD(3.00)
743 AC_ARG_ENABLE(src-tree-happy,
744 [ --enable-src-tree-happy
745 Build and use source tree (fptools/happy) version of Happy.
747 [UseSrcTreeHappy=YES],
750 dnl ** check for installed happy binary + version
751 dnl (don't do it if we're booting from .hc files though.)
752 if test "$BootingFromHc" = "NO"; then
756 AC_ARG_ENABLE(src-tree-haddock,
757 [ --enable-src-tree-haddock
758 Build and use source tree (fptools/haddock) version of Haddock.
760 [UseSrcTreeHaddock=YES],
761 [UseSrcTreeHaddock=NO]
763 dnl ** check for installed haddock
766 AC_ARG_ENABLE(src-tree-alex,
767 [ --enable-src-tree-alex
768 Build and use source tree (fptools/alex) version of Alex.
770 [UseSrcTreeAlex=YES],
773 dnl ** check for installed alex binary + version
774 dnl (don't do it if we're booting from .hc files though.)
775 if test "$BootingFromHc" = "NO"; then
779 dnl --------------------------------------------------
780 dnl ### program checking section ends here ###
781 dnl --------------------------------------------------
783 dnl --------------------------------------------------
784 dnl * Platform header file and syscall feature tests
785 dnl ### checking the state of the local header files and syscalls ###
787 dnl ** check for full ANSI header (.h) files
790 dnl ** Enable large file support. NB. do this before testing the type of
791 dnl off_t, because it will affect the result of that test.
794 dnl ** check for specific header (.h) files that we are interested in
795 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 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)
796 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
798 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
799 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
801 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
802 HaveReadlineHeaders=YES
803 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
805 HaveReadlineHeaders=NO
806 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
808 AC_SUBST(HaveReadlineHeaders)
810 dnl ** check for DOS include files
811 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
813 dnl ** check for Windows include files
814 AC_CHECK_HEADERS(windows.h)
816 dnl ** check for OpenGL include files
817 if test $UseQuartzOpenGL = YES ; then
818 AC_CHECK_HEADERS(OpenGL/gl.h)
820 AC_CHECK_HEADERS(GL/gl.h)
823 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
826 dnl dynamic loading include files
827 AC_CHECK_HEADERS(dlfcn.h dl.h)
829 dnl ** check for farcalloc (in bcc)
830 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
832 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
833 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
835 dnl ** check for POSIX regex
837 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
838 AC_SUBST(HavePosixRegex)
840 dnl ** how do we get a timezone name, and UTC offset ?
843 dnl ** do we have altzone?
846 dnl ** does struct stat contain st_blksize?
849 dnl ** do we have long longs?
850 AC_CHECK_TYPES([long long])
852 dnl ** check what fields struct msghdr contains
853 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
854 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
855 # include <sys/types.h>
857 #if HAVE_SYS_SOCKET_H
858 # include <sys/socket.h>
861 # include <sys/uio.h>
864 dnl ** what are the sizes of various types
865 AC_CHECK_SIZEOF(char, 1)
866 AC_CHECK_SIZEOF(double, 8)
867 AC_CHECK_SIZEOF(float, 4)
868 AC_CHECK_SIZEOF(int, 4)
869 AC_CHECK_SIZEOF(long, 4)
870 if test "$ac_cv_type_long_long" = yes; then
871 AC_CHECK_SIZEOF(long long, 8)
873 AC_CHECK_SIZEOF(short, 2)
874 AC_CHECK_SIZEOF(unsigned char, 1)
875 AC_CHECK_SIZEOF(unsigned int, 4)
876 AC_CHECK_SIZEOF(unsigned long, 4)
877 if test "$ac_cv_type_long_long" = yes; then
878 AC_CHECK_SIZEOF(unsigned long long, 8)
880 AC_CHECK_SIZEOF(unsigned short, 2)
881 AC_CHECK_SIZEOF(void *, 4)
883 dnl ** what are alignment constraints on various types
884 FP_CHECK_ALIGNMENT(char)
885 FP_CHECK_ALIGNMENT(double)
886 FP_CHECK_ALIGNMENT(float)
887 FP_CHECK_ALIGNMENT(int)
888 FP_CHECK_ALIGNMENT(long)
889 if test "$ac_cv_type_long_long" = yes; then
890 FP_CHECK_ALIGNMENT(long long)
892 FP_CHECK_ALIGNMENT(short)
893 FP_CHECK_ALIGNMENT(unsigned char)
894 FP_CHECK_ALIGNMENT(unsigned int)
895 FP_CHECK_ALIGNMENT(unsigned long)
896 if test "$ac_cv_type_long_long" = yes; then
897 FP_CHECK_ALIGNMENT(unsigned long long)
899 FP_CHECK_ALIGNMENT(unsigned short)
900 FP_CHECK_ALIGNMENT(void *)
902 dnl ** map standard C types and ISO types to Haskell types
903 FPTOOLS_CHECK_HTYPE(char)
904 FPTOOLS_CHECK_HTYPE(signed char)
905 FPTOOLS_CHECK_HTYPE(unsigned char)
906 FPTOOLS_CHECK_HTYPE(short)
907 FPTOOLS_CHECK_HTYPE(unsigned short)
908 FPTOOLS_CHECK_HTYPE(int)
909 FPTOOLS_CHECK_HTYPE(unsigned int)
910 FPTOOLS_CHECK_HTYPE(long)
911 FPTOOLS_CHECK_HTYPE(unsigned long)
912 if test "$ac_cv_type_long_long" = yes; then
913 FPTOOLS_CHECK_HTYPE(long long)
914 FPTOOLS_CHECK_HTYPE(unsigned long long)
916 FPTOOLS_CHECK_HTYPE(float)
917 FPTOOLS_CHECK_HTYPE(double)
918 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
919 FPTOOLS_CHECK_HTYPE(size_t)
920 FPTOOLS_CHECK_HTYPE(wchar_t)
921 dnl Int32 is a HACK for non-ISO C compilers
922 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
923 FPTOOLS_CHECK_HTYPE(clock_t)
924 FPTOOLS_CHECK_HTYPE(time_t)
925 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
926 FPTOOLS_CHECK_HTYPE(ino_t)
927 FPTOOLS_CHECK_HTYPE(mode_t)
928 FPTOOLS_CHECK_HTYPE(off_t)
929 FPTOOLS_CHECK_HTYPE(pid_t)
930 FPTOOLS_CHECK_HTYPE(gid_t)
931 FPTOOLS_CHECK_HTYPE(uid_t)
932 FPTOOLS_CHECK_HTYPE(cc_t)
933 FPTOOLS_CHECK_HTYPE(speed_t)
934 FPTOOLS_CHECK_HTYPE(tcflag_t)
935 FPTOOLS_CHECK_HTYPE(blkcnt_t)
936 FPTOOLS_CHECK_HTYPE(nlink_t)
937 FPTOOLS_CHECK_HTYPE(ssize_t)
938 FPTOOLS_CHECK_HTYPE(rlim_t)
940 dnl ** Map OpenGL data types to Haskell types
941 if test $GhcLibsWithHOpenGL = YES ; then
942 FPTOOLS_CHECK_HTYPE(GLboolean)
943 FPTOOLS_CHECK_HTYPE(GLbyte)
944 FPTOOLS_CHECK_HTYPE(GLubyte)
945 FPTOOLS_CHECK_HTYPE(GLshort)
946 FPTOOLS_CHECK_HTYPE(GLushort)
947 FPTOOLS_CHECK_HTYPE(GLint)
948 FPTOOLS_CHECK_HTYPE(GLuint)
949 FPTOOLS_CHECK_HTYPE(GLsizei)
950 FPTOOLS_CHECK_HTYPE(GLenum)
951 FPTOOLS_CHECK_HTYPE(GLbitfield)
952 FPTOOLS_CHECK_HTYPE(GLfloat)
953 FPTOOLS_CHECK_HTYPE(GLclampf)
954 FPTOOLS_CHECK_HTYPE(GLdouble)
955 FPTOOLS_CHECK_HTYPE(GLclampd)
958 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
960 dnl ** can we open files in binary mode?
963 dnl ** check for GetModuleFileName and WinExec (windows only)
964 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
965 dnl Doesn't work because the linker can't see the functions if
966 dnl you omit the #include <windows.h>. (I've no idea why not...)
968 FPTOOLS_TRY_LINK_NOWARN(,[
979 if test "$have_winexec" = "1"; then
980 AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
983 FPTOOLS_TRY_LINK_NOWARN(,[
989 GetModuleFileName((HMODULE)0,dir,0);
993 [have_getmodulefilename=1],
994 [have_getmodulefilename=0])
995 if test "$have_getmodulefilename" = "1"; then
996 AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
999 dnl ** check return type of signal handlers
1000 dnl Foo: assumes we can use prototypes.
1001 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1002 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1003 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1004 dnl #include <signal.h>
1008 dnl void (*signal (int, void (*)(int)))(int);
1011 dnl ac_cv_type_signal_handler=void_int,
1012 dnl ac_cv_type_signal_handler=int_void)])
1013 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1014 dnl AC_DEFINE(VOID_INT_SIGNALS)
1017 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1019 if test "$ac_cv_type_signal" = void; then
1020 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1023 dnl ** check for more functions
1024 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1025 AC_CHECK_FUNCS(strcmp)
1026 AC_CHECK_FUNCS(realpath _fullpath)
1027 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1028 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1029 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1030 AC_CHECK_FUNCS(snprintf _snprintf )
1031 AC_CHECK_FUNCS(popen _popen )
1032 AC_CHECK_FUNCS(pclose _pclose )
1033 AC_CHECK_FUNCS(setenv unsetenv)
1036 dnl ** check for specific library functions that we are interested in
1037 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1039 dnl ** Solaris2 needs additionl flag for getpw*_r()
1040 case "$TargetPlatform" in
1042 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1043 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1047 dnl ** check whether this machine has gmp3 installed
1048 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1049 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1050 HaveLibGmp=NO; LibGmp=not-installed))
1051 AC_SUBST(HaveLibGmp)
1054 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1055 HaveFrameworkHaskellSupport=NO
1056 if test $HostPlatform = "powerpc-apple-darwin"; then
1057 AC_MSG_CHECKING([for HaskellSupport.framework])
1059 LIBS="-framework HaskellSupport"
1060 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1061 if test $HaveFrameworkHaskellSupport = YES; then
1062 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1065 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1067 AC_SUBST(HaveFrameworkHaskellSupport)
1069 dnl ** check for mingwex library
1070 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1071 AC_SUBST(HaveLibMingwEx)
1073 if test $HaveLibMingwEx = YES ; then
1074 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1077 if test "$HaveLibGmp" = "NO"; then
1078 if test "$HostArch_CPP" = "ia64"; then
1079 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1083 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1084 dnl the order of these tests matters: bfd needs liberty
1085 AC_CHECK_LIB(iberty, xmalloc)
1086 AC_CHECK_LIB(bfd, bfd_init)
1088 dnl ** check for readline, for Hugs and hslibs' Readline
1089 dnl ncurses supersedes termcap and curses, but for compatibility,
1090 dnl we have to check for all...
1091 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1092 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1093 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1094 HaveLibTermcap=NO; LibTermcap=not-installed)))
1096 if test $HaveLibTermcap = YES ; then
1097 LIBS="-l$LibTermcap $LIBS"
1098 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1101 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1102 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1103 LibsReadline="readline $LibTermcap"
1105 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1108 AC_SUBST(LibsReadline)
1110 if test "$HaveLibReadline"; then
1111 AC_CHECK_LIB(readline, rl_erase_empty_line,
1112 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1113 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1114 AC_CHECK_LIB(readline, rl_free_undo_list,
1115 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1116 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1118 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1119 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1122 dnl ** check for math library
1123 FPTOOLS_CHECK_LIBM()
1126 dnl ** check for X Window System
1129 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1130 if test $GhcLibsWithHOpenGL = YES ; then
1131 if test $UseQuartzOpenGL = YES ; then
1132 dnl Take a shortcut for Mac OS X native OpenGL:
1133 dnl It's in a non-standard location, but it's always there
1145 dnl ################################################################
1146 dnl Check for libraries
1147 dnl ################################################################
1149 dnl ** check for libdl & RTLD_NEXT
1151 dnl (Mac OS X only) ... but don't check if we already have the
1152 dnl HaskellSupport.framework
1154 if test $HaveFrameworkHaskellSupport = YES; then
1158 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1160 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1162 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1164 AC_SUBST(HaveRtldNext)
1165 AC_SUBST(HaveRtldLocal)
1166 AC_SUBST(HaveRtldGlobal)
1167 AC_SUBST(HaveRtldNow)
1169 AC_CHECK_LIB(dl, dlopen,
1171 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1174 AC_CHECK_FUNCS(dlopen)
1177 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1178 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1187 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1193 AC_SUBST(HaveRtldNext)
1195 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1196 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1205 AC_DEFINE(HAVE_RTLDLOCAL)
1211 AC_SUBST(HaveRtldLocal)
1213 dnl ** RTLD_GLOBAL isn't available on openbsd
1214 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1223 AC_DEFINE(HAVE_RTLDGLOBAL)
1229 AC_SUBST(HaveRtldGlobal)
1231 dnl ** RTLD_NOW isn't available on openbsd
1232 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1241 AC_DEFINE(HAVE_RTLDNOW)
1247 AC_SUBST(HaveRtldNow)
1250 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1252 dnl ---------- usleep ----------
1253 dnl --- stolen from guile configure ---
1254 dnl --- FIXME: /usr/include/unistd.h can't be right?
1256 ### On some systems usleep has no return value. If it does have one,
1257 ### we'd like to return it; otherwise, we'll fake it.
1258 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1259 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1260 /usr/include/unistd.h,
1261 [cv_func_usleep_return_type=void],
1262 [cv_func_usleep_return_type=int])])
1263 case "$cv_func_usleep_return_type" in
1265 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1269 dnl --------------------------------------------------
1270 dnl * test for in_addr_t
1271 dnl --------------------------------------------------
1272 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1273 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1274 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1277 dnl --------------------------------------------------
1278 dnl * test for Linux sendfile(2)
1279 dnl --------------------------------------------------
1280 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1281 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1282 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1285 dnl --------------------------------------------------
1286 dnl * test for BSD sendfile(2)
1287 dnl --------------------------------------------------
1288 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1289 AC_EGREP_HEADER(sendfile, sys/socket.h,
1290 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1293 dnl --------------------------------------------------
1295 dnl --------------------------------------------------
1297 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1298 if test "$GTK_CONFIG" != ""; then
1299 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1300 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1302 GTK_VERSION=$fptools_cv_gtk_version
1307 case $fptools_cv_gtk_version in
1309 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1314 AC_SUBST(GTK_CONFIG)
1315 AC_SUBST(GTK_VERSION)
1317 dnl --------------------------------------------------
1318 dnl * Miscellaneous feature tests
1319 dnl --------------------------------------------------
1321 dnl ** can we get alloca?
1324 dnl ** Working vfork?
1327 dnl ** determine whether or not const works
1330 dnl ** are we big endian?
1333 dnl ** check for leading underscores in symbol names
1336 dnl ** check for ld, and whether ld has -x option
1337 AC_PATH_PROG(LdCmdRaw, ld)
1339 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1341 *) LdCmd=${LdCmdRaw}
1347 AC_MSG_CHECKING([for SIGPOLL])
1348 AC_EGREP_CPP(we_have_sigpoll,
1349 [#include <signal.h>
1353 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1354 AC_MSG_RESULT([$haveSIGPOLL])
1356 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1357 AC_EGREP_CPP(we_have_that_sysconf_thing,
1360 #ifdef _SC_GETGR_R_SIZE_MAX
1361 we_have_that_sysconf_thing
1364 [AC_MSG_RESULT([yes])
1365 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1366 [AC_MSG_RESULT([no])])
1368 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1369 AC_EGREP_CPP(we_have_that_sysconf_thing,
1372 #ifdef _SC_GETPW_R_SIZE_MAX
1373 we_have_that_sysconf_thing
1376 [AC_MSG_RESULT([yes])
1377 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1378 [AC_MSG_RESULT([no])])
1380 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )