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=x86_64-unknown-linux
211 TargetPlatform=x86_64-unknown-linux
212 BuildPlatform=x86_64-unknown-linux
213 HostPlatform_CPP='x86_64_unknown_linux'
214 HostArch_CPP='x86_64'
215 HostVendor_CPP='unknown'
219 HostPlatform_CPP='m68k_next_nextstep2'
221 HostVendor_CPP='next'
222 HostOS_CPP='nextstep2'
225 HostPlatform_CPP='m68k_next_nextstep3'
227 HostVendor_CPP='next'
228 HostOS_CPP='nextstep3'
230 i[[3456]]86-next-nextstep3)
231 HostPlatform=i386-next-nextstep3 # hack again
232 TargetPlatform=i386-next-nextstep3
233 BuildPlatform=i386-next-nextstep3
234 HostPlatform_CPP='i386_next_nextstep3'
236 HostVendor_CPP='next'
237 HostOS_CPP='nextstep3'
240 HostPlatform=m68k-unknown-openbsd
241 TargetPlatform=m68k-unknown-openbsd
242 BuildPlatform=m68k-unknown-openbsd
243 HostPlatform_CPP='m68k_unknown_openbsd'
245 HostVendor_CPP='unknown'
249 HostPlatform=m68k-apple-netbsd
250 TargetPlatform=m68k-apple-netbsd
251 BuildPlatform=m68k-apple-netbsd
252 HostPlatform_CPP='m68k_apple_netbsd'
254 HostVendor_CPP='apple'
258 HostPlatform=m68k-sun-sunos4
259 TargetPlatform=m68k-sun-sunos4 #hack
260 BuildPlatform=m68k-sun-sunos4 #hack
261 HostPlatform_CPP='m68k_sun_sunos4'
267 HostPlatform_CPP='mips_dec_ultrix'
268 HostArch_CPP='mipsel' # NB a little different
273 HostPlatform=mips-sgi-irix
274 TargetPlatform=mips-sgi-irix #hack
275 BuildPlatform=mips-sgi-irix #hack
276 HostPlatform_CPP='mips_sgi_irix'
277 HostArch_CPP='mipseb' # NB a little different
282 HostPlatform=rs6000-ibm-aix
283 TargetPlatform=rs6000-ibm-aix #hack
284 BuildPlatform=rs6000-ibm-aix #hack
285 HostPlatform_CPP='rs6000_ibm_aix'
286 HostArch_CPP='rs6000'
291 HostPlatform=powerpc-ibm-aix
292 TargetPlatform=powerpc-ibm-aix #hack
293 BuildPlatform=powerpc-ibm-aix #hack
294 HostPlatform_CPP='powerpc_ibm_aix'
295 HostArch_CPP='powerpc'
299 powerpc-apple-darwin*)
300 HostPlatform=powerpc-apple-darwin
301 TargetPlatform=powerpc-apple-darwin #hack
302 BuildPlatform=powerpc-apple-darwin #hack
303 HostPlatform_CPP='powerpc_apple_darwin'
304 HostArch_CPP='powerpc'
305 HostVendor_CPP='apple'
309 HostPlatform=sparc-sun-sunos4
310 TargetPlatform=sparc-sun-sunos4 #hack
311 BuildPlatform=sparc-sun-sunos4 #hack
312 HostPlatform_CPP='sparc_sun_sunos4'
318 HostPlatform=sparc-sun-solaris2
319 TargetPlatform=sparc-sun-solaris2 #hack
320 BuildPlatform=sparc-sun-solaris2 #hack
321 HostPlatform_CPP='sparc_sun_solaris2'
324 HostOS_CPP='solaris2'
327 HostPlatform=sparc-unknown-linux
328 TargetPlatform=sparc-unknown-linux
329 BuildPlatform=sparc-unknown-linux
330 HostPlatform_CPP='sparc_unknown_linux'
332 HostVendor_CPP='unknown'
336 HostPlatform=sparc-unknown-openbsd
337 TargetPlatform=sparc-unknown-openbsd
338 BuildPlatform=sparc-unknown-openbsd
339 HostPlatform_CPP='sparc_unknown_openbsd'
341 HostVendor_CPP='unknown'
345 echo "Unrecognised platform: $HostPlatform"
349 echo "Canonicalised to: $HostPlatform"
350 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
351 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
353 BuildPlatform_CPP=$HostPlatform_CPP
354 TargetPlatform_CPP=$HostPlatform_CPP
355 BuildArch_CPP=$HostArch_CPP
356 TargetArch_CPP=$HostArch_CPP
357 BuildOS_CPP=$HostOS_CPP
359 TargetOS_CPP=$HostOS_CPP
360 BuildVendor_CPP=$HostVendor_CPP
361 TargetVendor_CPP=$HostVendor_CPP
363 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
364 dnl AC_SUBST(BuildPlatform)
366 AC_SUBST(HostPlatform)
367 AC_SUBST(TargetPlatform)
368 AC_SUBST(HostPlatform_CPP)
369 dnl AC_SUBST(BuildPlatform_CPP)
370 dnl AC_SUBST(TargetPlatform_CPP)
372 AC_SUBST(HostArch_CPP)
373 dnl AC_SUBST(BuildArch_CPP)
374 dnl AC_SUBST(TargetArch_CPP)
377 AC_SUBST(HostOS_Full)
378 dnl AC_SUBST(BuildOS_CPP)
379 dnl AC_SUBST(TargetOS_CPP)
381 AC_SUBST(HostVendor_CPP)
382 dnl AC_SUBST(BuildVendor_CPP)
383 dnl AC_SUBST(TargetVendor_CPP)
387 dnl --------------------------------------------------------------
388 dnl * Calculate absolute path to build tree
389 dnl --------------------------------------------------------------
391 AC_MSG_CHECKING(for path to top of build tree)
395 dnl Remove common automounter nonsense
397 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
399 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).
401 case $HostPlatform in
402 i386-unknown-mingw32 | i386-unknown-cygwin32)
403 # convert $hardtop to a path that mingw will understand too
404 cyghardtop=${hardtop}
405 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
406 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
409 hardtop_plat=${hardtop}
413 AC_SUBST(hardtop_plat)
415 AC_MSG_RESULT(${hardtop})
417 dnl --------------------------------------------------------------
418 dnl * Project specific configuration options
419 dnl --------------------------------------------------------------
420 dnl What follows is a bunch of options that can either be configured
421 dnl through command line options to the configure script or by
422 dnl supplying defns in the build tree's mk/build.mk. Having the option to
423 dnl use either is considered a Feature.
425 dnl ** What command to use to compile compiler sources ?
426 dnl --------------------------------------------------------------
429 [ --with-ghc=<haskell compiler>
430 Use a command different from 'ghc' to compile GHC-specific Haskell code
431 (including GHC itself).
433 [ WithGhc="$withval" ],
435 if test "$GHC" = ""; then
436 AC_PATH_PROG(GHC,ghc)
444 [ --with-hc=<haskell compiler>
445 Use a command different from 'ghc' to compile generic Haskell code.
452 if test "$WithGhc" != ""; then
453 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
454 AC_SUBST(GhcVersion)dnl
455 AC_SUBST(GhcMajVersion)dnl
456 AC_SUBST(GhcMinVersion)dnl
457 AC_SUBST(GhcPatchLevel)dnl
460 AC_PATH_PROGS(NHC,nhc nhc98)
461 AC_PATH_PROG(HBC,hbc)
463 dnl ** Which gcc to use?
464 dnl --------------------------------------------------------------
466 [ --with-gcc=<gcc command>
467 Use a different command instead of 'gcc' for the GNU C compiler.
469 [WhatGccIsCalled="$withval"
470 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
471 # Canonicalise to <drive>:/path/to/gcc
472 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
475 [WhatGccIsCalled="gcc"]
477 AC_SUBST(WhatGccIsCalled)
479 dnl ** Booting from .hc files?
480 dnl --------------------------------------------------------------
481 AC_ARG_ENABLE(hc-boot,
483 Boot the Glasgow Haskell Compiler from intermediate .hc files.
484 (This option is mostly of interest to porters.)
489 AC_SUBST(BootingFromHc)
491 dnl ** Booting from unregisterised .hc files?
492 dnl --------------------------------------------------------------
493 AC_ARG_ENABLE(hc-boot-unregisterised,
494 [ --enable-hc-boot-unregisterised
495 With --enable-hc-boot, treat the intermediate .hc files as
496 unregisterised rather than registerised code.
497 (This option is mostly of interest to porters.)
499 [BootingFromUnregisterisedHc=YES],
500 [BootingFromUnregisterisedHc=NO]
502 AC_SUBST(BootingFromUnregisterisedHc)
504 if test "$BootingFromHc" = "NO"; then
505 if test "$BootingFromUnregisterisedHc" = "YES"; then
506 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
510 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
511 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
512 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
515 dnl ** Enable multi-thread friendly RTS?
516 dnl --------------------------------------------------------------
517 AC_ARG_ENABLE(threaded-rts,
518 [ --enable-threaded-rts
519 Support better interop with OS threads.
524 AC_SUBST(ThreadedRts)
526 dnl ** Enable the construction of Win32 DLLs?
527 dnl --------------------------------------------------------------
529 dnl [ The ability to build the RTS and libraries as separate DLLs used
530 dnl to be supported, but isn't currently (updates to the RTS, compiler
531 dnl and build system would be required to bring it back again.)
532 dnl Hence, exposing it as an option is false advertisement, so better
533 dnl disable it to avoid confusion (but leave it commented-out rather
534 dnl than removed in order to remind ourselves to bring back the
535 dnl feature at some stage.) ]
537 dnl AC_ARG_ENABLE(win32-dlls,
538 dnl [ --enable-win32-dlls
539 dnl If on a Win32 platform running mingw32/cygwin, enable the
540 dnl construction of DLLs containing ghc-compiled code.
543 dnl case $HostOS_CPP in
546 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
550 dnl EnableWin32DLLs=YES
552 dnl [EnableWin32DLLs=NO]
554 dnl AC_SUBST(EnableWin32DLLs)
555 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
556 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
559 dnl ** Enable the building of the ObjectIO?
560 dnl --------------------------------------------------------------
561 AC_ARG_ENABLE(objectio,
563 Build ObjectIO, a portable GUI library for Haskell.
565 [GhcLibsWithObjectIO=YES],
566 [GhcLibsWithObjectIO=NO]
568 AC_SUBST(GhcLibsWithObjectIO)
570 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
571 dnl --------------------------------------------------------------
572 AC_ARG_ENABLE(hopengl,
574 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
575 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
576 of the "native" libraries.
578 [GhcLibsWithHOpenGL=YES],
579 [GhcLibsWithHOpenGL=NO]
582 if test x"$TargetOS_CPP" = x"darwin"; then
583 if test x"$enable_hopengl" != x"x11"; then
584 AC_DEFINE([USE_QUARTZ_OPENGL], [1],
585 [Define to 1 if native OpenGL should be used on Mac OS X])
590 AC_SUBST(GhcLibsWithHOpenGL)
592 dnl ** .NET interop support?
593 dnl --------------------------------------------------------------
594 AC_ARG_ENABLE(dotnet,
596 Build .NET interop layer.
598 [DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])],
601 AC_SUBST(DotnetSupport)
603 dnl --------------------------------------------------------------
604 dnl End of configure script option section
605 dnl --------------------------------------------------------------
608 dnl --------------------------------------------------------------
609 dnl * General configuration checks
610 dnl --------------------------------------------------------------
615 dnl ** look for `perl', but only in /bin on Windows
618 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
619 if test -z "$PerlCmd"; then
620 echo "You must install the version of Perl shipped with GHC"
621 echo "(or a compatible one) in /bin."
626 AC_PATH_PROG(PerlCmd,perl)
627 if test -z "$PerlCmd"; then
628 echo "You must install perl before you can continue"
629 echo "Perhaps it is already installed, but not in your PATH?"
632 FPTOOLS_CHECK_PERL_VERSION
637 dnl ** does #! path/to/perl work? (sometimes it's too long...)
640 dnl ** check for Python
641 AC_PATH_PROG(PythonCmd,python)
643 dnl ** look for GCC and find out which version
644 dnl Figure out which C compiler to use. Gcc is preferred.
645 dnl If gcc, make sure it's at least 2.1
649 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
651 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
654 dnl ** Without optimization some INLINE trickery fails for GHCi
657 dnl ** Try to add -mno-cygwin to the C compiler options
658 FP_CHECK_FLAG([-mno-cygwin], [
659 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
660 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
661 AC_SUBST(SRC_CC_OPTS)
663 dnl ** figure out how to do context diffs
666 dnl ** Find find command (for Win32's benefit)
669 dnl ** figure out how to do a BSD-ish install
672 dnl If you can run configure, you certainly have /bin/sh
673 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
675 dnl ** how to invoke `ar' and `ranlib'
676 FPTOOLS_PROG_AR_AND_RANLIB
678 dnl ** Check to see whether ln -s works
682 dnl ** Find the path to sed
683 AC_PATH_PROG(SedCmd,sed)
686 dnl ** check for time command
687 AC_PATH_PROG(TimeCmd,time)
690 dnl if GNU tar is named gtar, look for it first.
691 AC_PATH_PROGS(TarCmd,gtar tar,tar)
693 dnl ** check for jade/openjade & determine a working catalog
694 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
695 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
696 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
697 if test -z "$Catalog"; then
698 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
701 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
707 Catalog=`cygpath -w $hardtop/$Catalog`
709 *) Catalog=$hardtop/$Catalog
717 dnl ** check for ghc-pkg command
719 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
721 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
722 GhcPkgCmd=$ghc_pkg_guess
723 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
725 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
728 AC_ARG_WITH(greencard,
729 [ --with-greencard=<greencard compiler>
730 Use a command different from 'green-card' to compile GreenCard files
733 GreencardCmd=$withval;
734 FPTOOLS_GREENCARD(3.00)
738 AC_ARG_ENABLE(src-tree-happy,
739 [ --enable-src-tree-happy
740 Build and use source tree (fptools/happy) version of Happy.
742 [UseSrcTreeHappy=YES],
745 dnl ** check for installed happy binary + version
746 dnl (don't do it if we're booting from .hc files though.)
747 if test "$BootingFromHc" = "NO"; then
751 AC_ARG_ENABLE(src-tree-haddock,
752 [ --enable-src-tree-haddock
753 Build and use source tree (fptools/haddock) version of Haddock.
755 [UseSrcTreeHaddock=YES],
756 [UseSrcTreeHaddock=NO]
758 dnl ** check for installed haddock
761 AC_ARG_ENABLE(src-tree-alex,
762 [ --enable-src-tree-alex
763 Build and use source tree (fptools/alex) version of Alex.
765 [UseSrcTreeAlex=YES],
768 dnl ** check for installed alex binary + version
769 dnl (don't do it if we're booting from .hc files though.)
770 if test "$BootingFromHc" = "NO"; then
774 dnl --------------------------------------------------
775 dnl ### program checking section ends here ###
776 dnl --------------------------------------------------
778 dnl --------------------------------------------------
779 dnl * Platform header file and syscall feature tests
780 dnl ### checking the state of the local header files and syscalls ###
782 dnl ** check for full ANSI header (.h) files
785 dnl ** Enable large file support. NB. do this before testing the type of
786 dnl off_t, because it will affect the result of that test.
789 dnl ** check for specific header (.h) files that we are interested in
790 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)
791 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
793 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
794 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
796 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
797 HaveReadlineHeaders=YES
798 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
800 HaveReadlineHeaders=NO
801 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
803 AC_SUBST(HaveReadlineHeaders)
805 dnl ** check for DOS include files
806 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
808 dnl ** check for Windows include files
809 AC_CHECK_HEADERS(windows.h)
811 dnl ** check for OpenGL include files
812 if test $UseQuartzOpenGL = YES ; then
813 AC_CHECK_HEADERS(OpenGL/gl.h)
815 AC_CHECK_HEADERS(GL/gl.h)
818 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
821 dnl dynamic loading include files
822 AC_CHECK_HEADERS(dlfcn.h dl.h)
824 dnl ** check for farcalloc (in bcc)
825 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
827 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
828 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
830 dnl ** check for POSIX regex
832 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
833 AC_SUBST(HavePosixRegex)
835 dnl ** how do we get a timezone name, and UTC offset ?
838 dnl ** do we have altzone?
841 dnl ** does struct stat contain st_blksize?
844 dnl ** do we have long longs?
845 AC_CHECK_TYPES([long long])
847 dnl ** check what fields struct msghdr contains
848 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
849 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
850 # include <sys/types.h>
852 #if HAVE_SYS_SOCKET_H
853 # include <sys/socket.h>
856 # include <sys/uio.h>
859 dnl ** what are the sizes of various types
860 AC_CHECK_SIZEOF(char, 1)
861 AC_CHECK_SIZEOF(double, 8)
862 AC_CHECK_SIZEOF(float, 4)
863 AC_CHECK_SIZEOF(int, 4)
864 AC_CHECK_SIZEOF(long, 4)
865 if test "$ac_cv_type_long_long" = yes; then
866 AC_CHECK_SIZEOF(long long, 8)
868 AC_CHECK_SIZEOF(short, 2)
869 AC_CHECK_SIZEOF(unsigned char, 1)
870 AC_CHECK_SIZEOF(unsigned int, 4)
871 AC_CHECK_SIZEOF(unsigned long, 4)
872 if test "$ac_cv_type_long_long" = yes; then
873 AC_CHECK_SIZEOF(unsigned long long, 8)
875 AC_CHECK_SIZEOF(unsigned short, 2)
876 AC_CHECK_SIZEOF(void *, 4)
878 dnl ** what are alignment constraints on various types
879 FP_CHECK_ALIGNMENT(char)
880 FP_CHECK_ALIGNMENT(double)
881 FP_CHECK_ALIGNMENT(float)
882 FP_CHECK_ALIGNMENT(int)
883 FP_CHECK_ALIGNMENT(long)
884 if test "$ac_cv_type_long_long" = yes; then
885 FP_CHECK_ALIGNMENT(long long)
887 FP_CHECK_ALIGNMENT(short)
888 FP_CHECK_ALIGNMENT(unsigned char)
889 FP_CHECK_ALIGNMENT(unsigned int)
890 FP_CHECK_ALIGNMENT(unsigned long)
891 if test "$ac_cv_type_long_long" = yes; then
892 FP_CHECK_ALIGNMENT(unsigned long long)
894 FP_CHECK_ALIGNMENT(unsigned short)
895 FP_CHECK_ALIGNMENT(void *)
897 dnl ** map standard C types and ISO types to Haskell types
898 FPTOOLS_CHECK_HTYPE(char)
899 FPTOOLS_CHECK_HTYPE(signed char)
900 FPTOOLS_CHECK_HTYPE(unsigned char)
901 FPTOOLS_CHECK_HTYPE(short)
902 FPTOOLS_CHECK_HTYPE(unsigned short)
903 FPTOOLS_CHECK_HTYPE(int)
904 FPTOOLS_CHECK_HTYPE(unsigned int)
905 FPTOOLS_CHECK_HTYPE(long)
906 FPTOOLS_CHECK_HTYPE(unsigned long)
907 if test "$ac_cv_type_long_long" = yes; then
908 FPTOOLS_CHECK_HTYPE(long long)
909 FPTOOLS_CHECK_HTYPE(unsigned long long)
911 FPTOOLS_CHECK_HTYPE(float)
912 FPTOOLS_CHECK_HTYPE(double)
913 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
914 FPTOOLS_CHECK_HTYPE(size_t)
915 FPTOOLS_CHECK_HTYPE(wchar_t)
916 dnl Int32 is a HACK for non-ISO C compilers
917 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
918 FPTOOLS_CHECK_HTYPE(clock_t)
919 FPTOOLS_CHECK_HTYPE(time_t)
920 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
921 FPTOOLS_CHECK_HTYPE(ino_t)
922 FPTOOLS_CHECK_HTYPE(mode_t)
923 FPTOOLS_CHECK_HTYPE(off_t)
924 FPTOOLS_CHECK_HTYPE(pid_t)
925 FPTOOLS_CHECK_HTYPE(gid_t)
926 FPTOOLS_CHECK_HTYPE(uid_t)
927 FPTOOLS_CHECK_HTYPE(cc_t)
928 FPTOOLS_CHECK_HTYPE(speed_t)
929 FPTOOLS_CHECK_HTYPE(tcflag_t)
930 FPTOOLS_CHECK_HTYPE(blkcnt_t)
931 FPTOOLS_CHECK_HTYPE(nlink_t)
932 FPTOOLS_CHECK_HTYPE(ssize_t)
933 FPTOOLS_CHECK_HTYPE(rlim_t)
935 dnl ** Map OpenGL data types to Haskell types
936 if test $GhcLibsWithHOpenGL = YES ; then
937 FPTOOLS_CHECK_HTYPE(GLboolean)
938 FPTOOLS_CHECK_HTYPE(GLbyte)
939 FPTOOLS_CHECK_HTYPE(GLubyte)
940 FPTOOLS_CHECK_HTYPE(GLshort)
941 FPTOOLS_CHECK_HTYPE(GLushort)
942 FPTOOLS_CHECK_HTYPE(GLint)
943 FPTOOLS_CHECK_HTYPE(GLuint)
944 FPTOOLS_CHECK_HTYPE(GLsizei)
945 FPTOOLS_CHECK_HTYPE(GLenum)
946 FPTOOLS_CHECK_HTYPE(GLbitfield)
947 FPTOOLS_CHECK_HTYPE(GLfloat)
948 FPTOOLS_CHECK_HTYPE(GLclampf)
949 FPTOOLS_CHECK_HTYPE(GLdouble)
950 FPTOOLS_CHECK_HTYPE(GLclampd)
953 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV], [#include <errno.h>])
955 dnl ** can we open files in binary mode?
956 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
958 dnl ** check for GetModuleFileName and WinExec (windows only)
959 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
960 dnl Doesn't work because the linker can't see the functions if
961 dnl you omit the #include <windows.h>. (I've no idea why not...)
963 FPTOOLS_TRY_LINK_NOWARN(,[
974 if test "$have_winexec" = "1"; then
975 AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
978 FPTOOLS_TRY_LINK_NOWARN(,[
984 GetModuleFileName((HMODULE)0,dir,0);
988 [have_getmodulefilename=1],
989 [have_getmodulefilename=0])
990 if test "$have_getmodulefilename" = "1"; then
991 AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
994 dnl ** check return type of signal handlers
995 dnl Foo: assumes we can use prototypes.
996 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
997 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
998 dnl [AC_TRY_COMPILE([#include <sys/types.h>
999 dnl #include <signal.h>
1003 dnl void (*signal (int, void (*)(int)))(int);
1006 dnl ac_cv_type_signal_handler=void_int,
1007 dnl ac_cv_type_signal_handler=int_void)])
1008 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1009 dnl AC_DEFINE(VOID_INT_SIGNALS)
1012 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1014 if test "$ac_cv_type_signal" = void; then
1015 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1018 dnl ** check for more functions
1019 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1020 AC_CHECK_FUNCS(strcmp)
1021 AC_CHECK_FUNCS(realpath _fullpath)
1022 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1023 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1024 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1025 AC_CHECK_FUNCS(snprintf _snprintf )
1026 AC_CHECK_FUNCS(popen _popen )
1027 AC_CHECK_FUNCS(pclose _pclose )
1028 AC_CHECK_FUNCS(setenv unsetenv)
1031 dnl ** check for specific library functions that we are interested in
1032 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1034 dnl ** Solaris2 needs additionl flag for getpw*_r()
1035 case "$TargetPlatform" in
1037 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1038 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1042 dnl ** check whether this machine has gmp3 installed
1043 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1044 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1045 HaveLibGmp=NO; LibGmp=not-installed))
1046 AC_SUBST(HaveLibGmp)
1049 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1050 HaveFrameworkHaskellSupport=NO
1051 if test $HostPlatform = "powerpc-apple-darwin"; then
1052 AC_MSG_CHECKING([for HaskellSupport.framework])
1054 LIBS="-framework HaskellSupport"
1055 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1056 if test $HaveFrameworkHaskellSupport = YES; then
1057 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1060 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1062 AC_SUBST(HaveFrameworkHaskellSupport)
1064 dnl ** check for mingwex library
1065 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1066 AC_SUBST(HaveLibMingwEx)
1068 if test $HaveLibMingwEx = YES ; then
1069 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1072 if test "$HaveLibGmp" = "NO"; then
1073 if test "$HostArch_CPP" = "ia64"; then
1074 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1078 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1079 dnl the order of these tests matters: bfd needs liberty
1080 AC_CHECK_LIB(iberty, xmalloc)
1081 AC_CHECK_LIB(bfd, bfd_init)
1083 dnl ** check for wide-char classifications
1084 AC_CHECK_HEADERS(wctype.h)
1086 dnl ** check for readline, for Hugs and hslibs' Readline
1087 dnl ncurses supersedes termcap and curses, but for compatibility,
1088 dnl we have to check for all...
1089 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1090 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1091 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1092 HaveLibTermcap=NO; LibTermcap=not-installed)))
1094 if test $HaveLibTermcap = YES ; then
1095 LIBS="-l$LibTermcap $LIBS"
1096 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1099 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1100 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1101 LibsReadline="readline $LibTermcap"
1103 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1106 AC_SUBST(LibsReadline)
1108 if test "$HaveLibReadline"; then
1109 AC_CHECK_LIB(readline, rl_erase_empty_line,
1110 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1111 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1112 AC_CHECK_LIB(readline, rl_free_undo_list,
1113 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1114 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1116 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1117 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1120 dnl ** check for math library
1121 FPTOOLS_CHECK_LIBM()
1124 dnl ** check for X Window System
1127 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1128 if test $GhcLibsWithHOpenGL = YES ; then
1129 if test $UseQuartzOpenGL = YES ; then
1130 dnl Take a shortcut for Mac OS X native OpenGL:
1131 dnl It's in a non-standard location, but it's always there
1143 dnl ################################################################
1144 dnl Check for libraries
1145 dnl ################################################################
1147 dnl ** check for libdl & RTLD_NEXT
1149 dnl (Mac OS X only) ... but don't check if we already have the
1150 dnl HaskellSupport.framework
1152 if test $HaveFrameworkHaskellSupport = YES; then
1156 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1158 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1160 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1162 AC_SUBST(HaveRtldNext)
1163 AC_SUBST(HaveRtldLocal)
1164 AC_SUBST(HaveRtldGlobal)
1165 AC_SUBST(HaveRtldNow)
1167 AC_CHECK_LIB(dl, dlopen,
1169 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1172 AC_CHECK_FUNCS(dlopen)
1175 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1176 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1185 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1191 AC_SUBST(HaveRtldNext)
1193 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1194 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1203 AC_DEFINE(HAVE_RTLDLOCAL)
1209 AC_SUBST(HaveRtldLocal)
1211 dnl ** RTLD_GLOBAL isn't available on openbsd
1212 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1221 AC_DEFINE(HAVE_RTLDGLOBAL)
1227 AC_SUBST(HaveRtldGlobal)
1229 dnl ** RTLD_NOW isn't available on openbsd
1230 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1239 AC_DEFINE(HAVE_RTLDNOW)
1245 AC_SUBST(HaveRtldNow)
1248 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1250 dnl ---------- usleep ----------
1251 dnl --- stolen from guile configure ---
1252 dnl --- FIXME: /usr/include/unistd.h can't be right?
1254 ### On some systems usleep has no return value. If it does have one,
1255 ### we'd like to return it; otherwise, we'll fake it.
1256 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1257 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1258 /usr/include/unistd.h,
1259 [cv_func_usleep_return_type=void],
1260 [cv_func_usleep_return_type=int])])
1261 case "$cv_func_usleep_return_type" in
1263 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1267 dnl --------------------------------------------------
1268 dnl * test for in_addr_t
1269 dnl --------------------------------------------------
1270 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1271 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1272 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1275 dnl --------------------------------------------------
1276 dnl * test for Linux sendfile(2)
1277 dnl --------------------------------------------------
1278 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1279 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1280 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1283 dnl --------------------------------------------------
1284 dnl * test for BSD sendfile(2)
1285 dnl --------------------------------------------------
1286 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1287 AC_EGREP_HEADER(sendfile, sys/socket.h,
1288 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1291 dnl --------------------------------------------------
1293 dnl --------------------------------------------------
1295 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1296 if test "$GTK_CONFIG" != ""; then
1297 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1298 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1300 GTK_VERSION=$fptools_cv_gtk_version
1305 case $fptools_cv_gtk_version in
1307 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1312 AC_SUBST(GTK_CONFIG)
1313 AC_SUBST(GTK_VERSION)
1315 dnl --------------------------------------------------
1316 dnl * Miscellaneous feature tests
1317 dnl --------------------------------------------------
1319 dnl ** can we get alloca?
1322 dnl ** Working vfork?
1325 dnl ** determine whether or not const works
1328 dnl ** are we big endian?
1331 dnl ** check for leading underscores in symbol names
1334 dnl ** check for ld, and whether ld has -x option
1335 AC_PATH_PROG(LdCmdRaw, ld)
1337 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1339 *) LdCmd=${LdCmdRaw}
1345 AC_MSG_CHECKING([for SIGPOLL])
1346 AC_EGREP_CPP(we_have_sigpoll,
1347 [#include <signal.h>
1351 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1352 AC_MSG_RESULT([$haveSIGPOLL])
1354 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1355 AC_EGREP_CPP(we_have_that_sysconf_thing,
1358 #ifdef _SC_GETGR_R_SIZE_MAX
1359 we_have_that_sysconf_thing
1362 [AC_MSG_RESULT([yes])
1363 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1364 [AC_MSG_RESULT([no])])
1366 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1367 AC_EGREP_CPP(we_have_that_sysconf_thing,
1370 #ifdef _SC_GETPW_R_SIZE_MAX
1371 we_have_that_sysconf_thing
1374 [AC_MSG_RESULT([yes])
1375 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1376 [AC_MSG_RESULT([no])])
1378 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )