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-unknown-netbsd
250 TargetPlatform=m68k-unknown-netbsd
251 BuildPlatform=m68k-unknown-netbsd
252 HostPlatform_CPP='m68k_unknown_netbsd'
254 HostVendor_CPP='unknown'
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 AC_SUBST(BuildPlatform)
364 AC_SUBST(HostPlatform)
365 AC_SUBST(TargetPlatform)
366 AC_SUBST(HostPlatform_CPP)
367 AC_SUBST(BuildPlatform_CPP)
368 AC_SUBST(TargetPlatform_CPP)
370 AC_SUBST(HostArch_CPP)
371 AC_SUBST(BuildArch_CPP)
372 AC_SUBST(TargetArch_CPP)
375 AC_SUBST(HostOS_Full)
376 AC_SUBST(BuildOS_CPP)
377 AC_SUBST(TargetOS_CPP)
379 AC_SUBST(HostVendor_CPP)
380 AC_SUBST(BuildVendor_CPP)
381 AC_SUBST(TargetVendor_CPP)
385 dnl --------------------------------------------------------------
386 dnl * Calculate absolute path to build tree
387 dnl --------------------------------------------------------------
389 AC_MSG_CHECKING(for path to top of build tree)
393 dnl Remove common automounter nonsense
395 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
397 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).
399 case $HostPlatform in
400 i386-unknown-mingw32 | i386-unknown-cygwin32)
401 # convert $hardtop to a path that mingw will understand too
402 cyghardtop=${hardtop}
403 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
404 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
407 hardtop_plat=${hardtop}
411 AC_SUBST(hardtop_plat)
413 AC_MSG_RESULT(${hardtop})
415 dnl --------------------------------------------------------------
416 dnl * Project specific configuration options
417 dnl --------------------------------------------------------------
418 dnl What follows is a bunch of options that can either be configured
419 dnl through command line options to the configure script or by
420 dnl supplying defns in the build tree's mk/build.mk. Having the option to
421 dnl use either is considered a Feature.
423 dnl ** What command to use to compile compiler sources ?
424 dnl --------------------------------------------------------------
427 [ --with-ghc=<haskell compiler>
428 Use a command different from 'ghc' to compile GHC-specific Haskell code
429 (including GHC itself).
431 [ WithGhc="$withval" ],
433 if test "$GHC" = ""; then
434 AC_PATH_PROG(GHC,ghc)
442 [ --with-hc=<haskell compiler>
443 Use a command different from 'ghc' to compile generic Haskell code.
450 if test "$WithGhc" != ""; then
451 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
452 AC_SUBST(GhcVersion)dnl
453 AC_SUBST(GhcMajVersion)dnl
454 AC_SUBST(GhcMinVersion)dnl
455 AC_SUBST(GhcPatchLevel)dnl
458 AC_PATH_PROGS(NHC,nhc nhc98)
459 AC_PATH_PROG(HBC,hbc)
461 dnl ** Which gcc to use?
462 dnl --------------------------------------------------------------
464 [ --with-gcc=<gcc command>
465 Use a different command instead of 'gcc' for the GNU C compiler.
467 [WhatGccIsCalled="$withval"
468 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
469 # Canonicalise to <drive>:/path/to/gcc
470 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
473 [WhatGccIsCalled="gcc"]
475 AC_SUBST(WhatGccIsCalled)
477 dnl ** Booting from .hc files?
478 dnl --------------------------------------------------------------
479 AC_ARG_ENABLE(hc-boot,
481 Boot the Glasgow Haskell Compiler from intermediate .hc files.
482 (This option is mostly of interest to porters.)
487 AC_SUBST(BootingFromHc)
489 dnl ** Booting from unregisterised .hc files?
490 dnl --------------------------------------------------------------
491 AC_ARG_ENABLE(hc-boot-unregisterised,
492 [ --enable-hc-boot-unregisterised
493 With --enable-hc-boot, treat the intermediate .hc files as
494 unregisterised rather than registerised code.
495 (This option is mostly of interest to porters.)
497 [BootingFromUnregisterisedHc=YES],
498 [BootingFromUnregisterisedHc=NO]
500 AC_SUBST(BootingFromUnregisterisedHc)
502 if test "$BootingFromHc" = "NO"; then
503 if test "$BootingFromUnregisterisedHc" = "YES"; then
504 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
508 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
509 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
510 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
513 dnl ** Enable multi-thread friendly RTS?
514 dnl --------------------------------------------------------------
515 AC_ARG_ENABLE(threaded-rts,
516 [ --enable-threaded-rts
517 Support better interop with OS threads.
522 AC_SUBST(ThreadedRts)
524 dnl ** Enable the construction of Win32 DLLs?
525 dnl --------------------------------------------------------------
527 dnl [ The ability to build the RTS and libraries as separate DLLs used
528 dnl to be supported, but isn't currently (updates to the RTS, compiler
529 dnl and build system would be required to bring it back again.)
530 dnl Hence, exposing it as an option is false advertisement, so better
531 dnl disable it to avoid confusion (but leave it commented-out rather
532 dnl than removed in order to remind ourselves to bring back the
533 dnl feature at some stage.) ]
535 dnl AC_ARG_ENABLE(win32-dlls,
536 dnl [ --enable-win32-dlls
537 dnl If on a Win32 platform running mingw32/cygwin, enable the
538 dnl construction of DLLs containing ghc-compiled code.
541 dnl case $HostOS_CPP in
544 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
548 dnl EnableWin32DLLs=YES
550 dnl [EnableWin32DLLs=NO]
552 dnl AC_SUBST(EnableWin32DLLs)
553 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
554 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
557 dnl ** Enable the building of the ObjectIO?
558 dnl --------------------------------------------------------------
559 AC_ARG_ENABLE(objectio,
561 Build ObjectIO, a portable GUI library for Haskell.
563 [GhcLibsWithObjectIO=YES],
564 [GhcLibsWithObjectIO=NO]
566 AC_SUBST(GhcLibsWithObjectIO)
568 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
569 dnl --------------------------------------------------------------
570 AC_ARG_ENABLE(hopengl,
572 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
573 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
574 of the "native" libraries.
576 [GhcLibsWithHOpenGL=YES],
577 [GhcLibsWithHOpenGL=NO]
580 if test x"$TargetOS_CPP" = x"darwin"; then
581 if test x"$enable_hopengl" != x"x11"; then
582 AC_DEFINE([USE_QUARTZ_OPENGL], [1],
583 [Define to 1 if native OpenGL should be used on Mac OS X])
588 AC_SUBST(GhcLibsWithHOpenGL)
590 dnl ** .NET interop support?
591 dnl --------------------------------------------------------------
592 AC_ARG_ENABLE(dotnet,
594 Build .NET interop layer.
596 [DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])],
599 AC_SUBST(DotnetSupport)
601 dnl --------------------------------------------------------------
602 dnl End of configure script option section
603 dnl --------------------------------------------------------------
606 dnl --------------------------------------------------------------
607 dnl * General configuration checks
608 dnl --------------------------------------------------------------
613 dnl ** look for `perl', but only in /bin on Windows
616 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
617 if test -z "$PerlCmd"; then
618 echo "You must install the version of Perl shipped with GHC"
619 echo "(or a compatible one) in /bin."
624 AC_PATH_PROG(PerlCmd,perl)
625 if test -z "$PerlCmd"; then
626 echo "You must install perl before you can continue"
627 echo "Perhaps it is already installed, but not in your PATH?"
630 FPTOOLS_CHECK_PERL_VERSION
635 dnl ** does #! path/to/perl work? (sometimes it's too long...)
638 dnl ** check for Python
639 AC_PATH_PROG(PythonCmd,python)
641 dnl ** look for GCC and find out which version
642 dnl Figure out which C compiler to use. Gcc is preferred.
643 dnl If gcc, make sure it's at least 2.1
647 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
649 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
652 dnl ** Without optimization some INLINE trickery fails for GHCi
655 dnl ** Try to add -mno-cygwin to the C compiler options
656 FP_CHECK_FLAG([-mno-cygwin], [
657 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
658 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
659 AC_SUBST(SRC_CC_OPTS)
661 dnl ** figure out how to do context diffs
664 dnl ** Find find command (for Win32's benefit)
667 dnl ** figure out how to do a BSD-ish install
670 dnl If you can run configure, you certainly have /bin/sh
671 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
673 dnl ** how to invoke `ar' and `ranlib'
674 FPTOOLS_PROG_AR_AND_RANLIB
676 dnl ** Check to see whether ln -s works
680 dnl ** Find the path to sed
681 AC_PATH_PROG(SedCmd,sed)
684 dnl ** check for time command
685 AC_PATH_PROG(TimeCmd,time)
688 dnl if GNU tar is named gtar, look for it first.
689 AC_PATH_PROGS(TarCmd,gtar tar,tar)
691 dnl ** check for jade/openjade & determine a working catalog
692 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
693 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
694 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
695 if test -z "$Catalog"; then
696 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
699 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
705 Catalog=`cygpath -w $hardtop/$Catalog`
707 *) Catalog=$hardtop/$Catalog
715 dnl ** check for ghc-pkg command
717 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
719 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
720 GhcPkgCmd=$ghc_pkg_guess
721 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
723 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
726 AC_ARG_WITH(greencard,
727 [ --with-greencard=<greencard compiler>
728 Use a command different from 'greencard' to compile GreenCard files
731 GreenCardCmd=$withval;
732 FPTOOLS_GREENCARD(3.00)
736 AC_ARG_ENABLE(src-tree-happy,
737 [ --enable-src-tree-happy
738 Build and use source tree (fptools/happy) version of Happy.
740 [UseSrcTreeHappy=YES],
743 dnl ** check for installed happy binary + version
744 dnl (don't do it if we're booting from .hc files though.)
745 if test "$BootingFromHc" = "NO"; then
749 AC_ARG_ENABLE(src-tree-haddock,
750 [ --enable-src-tree-haddock
751 Build and use source tree (fptools/haddock) version of Haddock.
753 [UseSrcTreeHaddock=YES],
754 [UseSrcTreeHaddock=NO]
756 dnl ** check for installed haddock
759 AC_ARG_ENABLE(src-tree-alex,
760 [ --enable-src-tree-alex
761 Build and use source tree (fptools/alex) version of Alex.
763 [UseSrcTreeAlex=YES],
766 dnl ** check for installed alex binary + version
767 dnl (don't do it if we're booting from .hc files though.)
768 if test "$BootingFromHc" = "NO"; then
772 dnl --------------------------------------------------
773 dnl ### program checking section ends here ###
774 dnl --------------------------------------------------
776 dnl --------------------------------------------------
777 dnl * Platform header file and syscall feature tests
778 dnl ### checking the state of the local header files and syscalls ###
780 dnl ** check for full ANSI header (.h) files
783 dnl ** Enable large file support. NB. do this before testing the type of
784 dnl off_t, because it will affect the result of that test.
787 dnl ** check for specific header (.h) files that we are interested in
788 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)
789 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
791 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
792 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
794 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
795 HaveReadlineHeaders=YES
796 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
798 HaveReadlineHeaders=NO
799 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
801 AC_SUBST(HaveReadlineHeaders)
803 dnl ** check for DOS include files
804 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
806 dnl ** check for Windows include files
807 AC_CHECK_HEADERS(windows.h)
809 dnl ** check for OpenGL include files
810 if test $UseQuartzOpenGL = YES ; then
811 AC_CHECK_HEADERS(OpenGL/gl.h)
813 AC_CHECK_HEADERS(GL/gl.h)
816 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
819 dnl dynamic loading include files
820 AC_CHECK_HEADERS(dlfcn.h dl.h)
822 dnl ** check for farcalloc (in bcc)
823 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
825 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
826 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
828 dnl ** check for POSIX regex
830 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
831 AC_SUBST(HavePosixRegex)
833 dnl ** how do we get a timezone name, and UTC offset ?
836 dnl ** do we have altzone?
839 dnl ** does struct stat contain st_blksize?
842 dnl ** do we have long longs?
843 AC_CHECK_TYPES([long long])
845 dnl ** check what fields struct msghdr contains
846 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
847 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
848 # include <sys/types.h>
850 #if HAVE_SYS_SOCKET_H
851 # include <sys/socket.h>
854 # include <sys/uio.h>
857 dnl ** what are the sizes of various types
858 AC_CHECK_SIZEOF(char, 1)
859 AC_CHECK_SIZEOF(double, 8)
860 AC_CHECK_SIZEOF(float, 4)
861 AC_CHECK_SIZEOF(int, 4)
862 AC_CHECK_SIZEOF(long, 4)
863 if test "$ac_cv_type_long_long" = yes; then
864 AC_CHECK_SIZEOF(long long, 8)
866 AC_CHECK_SIZEOF(short, 2)
867 AC_CHECK_SIZEOF(unsigned char, 1)
868 AC_CHECK_SIZEOF(unsigned int, 4)
869 AC_CHECK_SIZEOF(unsigned long, 4)
870 if test "$ac_cv_type_long_long" = yes; then
871 AC_CHECK_SIZEOF(unsigned long long, 8)
873 AC_CHECK_SIZEOF(unsigned short, 2)
874 AC_CHECK_SIZEOF(void *, 4)
876 dnl ** what are alignment constraints on various types
877 FP_CHECK_ALIGNMENT(char)
878 FP_CHECK_ALIGNMENT(double)
879 FP_CHECK_ALIGNMENT(float)
880 FP_CHECK_ALIGNMENT(int)
881 FP_CHECK_ALIGNMENT(long)
882 if test "$ac_cv_type_long_long" = yes; then
883 FP_CHECK_ALIGNMENT(long long)
885 FP_CHECK_ALIGNMENT(short)
886 FP_CHECK_ALIGNMENT(unsigned char)
887 FP_CHECK_ALIGNMENT(unsigned int)
888 FP_CHECK_ALIGNMENT(unsigned long)
889 if test "$ac_cv_type_long_long" = yes; then
890 FP_CHECK_ALIGNMENT(unsigned long long)
892 FP_CHECK_ALIGNMENT(unsigned short)
893 FP_CHECK_ALIGNMENT(void *)
895 dnl ** map standard C types and ISO types to Haskell types
896 FPTOOLS_CHECK_HTYPE(char)
897 FPTOOLS_CHECK_HTYPE(signed char)
898 FPTOOLS_CHECK_HTYPE(unsigned char)
899 FPTOOLS_CHECK_HTYPE(short)
900 FPTOOLS_CHECK_HTYPE(unsigned short)
901 FPTOOLS_CHECK_HTYPE(int)
902 FPTOOLS_CHECK_HTYPE(unsigned int)
903 FPTOOLS_CHECK_HTYPE(long)
904 FPTOOLS_CHECK_HTYPE(unsigned long)
905 if test "$ac_cv_type_long_long" = yes; then
906 FPTOOLS_CHECK_HTYPE(long long)
907 FPTOOLS_CHECK_HTYPE(unsigned long long)
909 FPTOOLS_CHECK_HTYPE(float)
910 FPTOOLS_CHECK_HTYPE(double)
911 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
912 FPTOOLS_CHECK_HTYPE(size_t)
913 FPTOOLS_CHECK_HTYPE(wchar_t)
914 dnl Int32 is a HACK for non-ISO C compilers
915 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
916 FPTOOLS_CHECK_HTYPE(clock_t)
917 FPTOOLS_CHECK_HTYPE(time_t)
918 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
919 FPTOOLS_CHECK_HTYPE(ino_t)
920 FPTOOLS_CHECK_HTYPE(mode_t)
921 FPTOOLS_CHECK_HTYPE(off_t)
922 FPTOOLS_CHECK_HTYPE(pid_t)
923 FPTOOLS_CHECK_HTYPE(gid_t)
924 FPTOOLS_CHECK_HTYPE(uid_t)
925 FPTOOLS_CHECK_HTYPE(cc_t)
926 FPTOOLS_CHECK_HTYPE(speed_t)
927 FPTOOLS_CHECK_HTYPE(tcflag_t)
928 FPTOOLS_CHECK_HTYPE(blkcnt_t)
929 FPTOOLS_CHECK_HTYPE(nlink_t)
930 FPTOOLS_CHECK_HTYPE(ssize_t)
931 FPTOOLS_CHECK_HTYPE(rlim_t)
933 dnl ** Map OpenGL data types to Haskell types
934 if test $GhcLibsWithHOpenGL = YES ; then
935 FPTOOLS_CHECK_HTYPE(GLboolean)
936 FPTOOLS_CHECK_HTYPE(GLbyte)
937 FPTOOLS_CHECK_HTYPE(GLubyte)
938 FPTOOLS_CHECK_HTYPE(GLshort)
939 FPTOOLS_CHECK_HTYPE(GLushort)
940 FPTOOLS_CHECK_HTYPE(GLint)
941 FPTOOLS_CHECK_HTYPE(GLuint)
942 FPTOOLS_CHECK_HTYPE(GLsizei)
943 FPTOOLS_CHECK_HTYPE(GLenum)
944 FPTOOLS_CHECK_HTYPE(GLbitfield)
945 FPTOOLS_CHECK_HTYPE(GLfloat)
946 FPTOOLS_CHECK_HTYPE(GLclampf)
947 FPTOOLS_CHECK_HTYPE(GLdouble)
948 FPTOOLS_CHECK_HTYPE(GLclampd)
951 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV], [#include <errno.h>])
953 dnl ** can we open files in binary mode?
954 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
956 dnl ** check for GetModuleFileName and WinExec (windows only)
957 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
958 dnl Doesn't work because the linker can't see the functions if
959 dnl you omit the #include <windows.h>. (I've no idea why not...)
961 FPTOOLS_TRY_LINK_NOWARN(,[
972 if test "$have_winexec" = "1"; then
973 AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
976 FPTOOLS_TRY_LINK_NOWARN(,[
982 GetModuleFileName((HMODULE)0,dir,0);
986 [have_getmodulefilename=1],
987 [have_getmodulefilename=0])
988 if test "$have_getmodulefilename" = "1"; then
989 AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
992 dnl ** check return type of signal handlers
993 dnl Foo: assumes we can use prototypes.
994 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
995 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
996 dnl [AC_TRY_COMPILE([#include <sys/types.h>
997 dnl #include <signal.h>
1001 dnl void (*signal (int, void (*)(int)))(int);
1004 dnl ac_cv_type_signal_handler=void_int,
1005 dnl ac_cv_type_signal_handler=int_void)])
1006 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1007 dnl AC_DEFINE(VOID_INT_SIGNALS)
1010 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1012 if test "$ac_cv_type_signal" = void; then
1013 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1016 dnl ** check for more functions
1017 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1018 AC_CHECK_FUNCS(strcmp)
1019 AC_CHECK_FUNCS(realpath _fullpath)
1020 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1021 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1022 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1023 AC_CHECK_FUNCS(snprintf _snprintf )
1024 AC_CHECK_FUNCS(popen _popen )
1025 AC_CHECK_FUNCS(pclose _pclose )
1026 AC_CHECK_FUNCS(setenv unsetenv)
1029 dnl ** check for specific library functions that we are interested in
1030 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1032 dnl ** Solaris2 needs additionl flag for getpw*_r()
1033 case "$TargetPlatform" in
1035 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1036 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1040 dnl ** check whether this machine has gmp3 installed
1041 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1042 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1043 HaveLibGmp=NO; LibGmp=not-installed))
1044 AC_SUBST(HaveLibGmp)
1047 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1048 HaveFrameworkHaskellSupport=NO
1049 if test $HostPlatform = "powerpc-apple-darwin"; then
1050 AC_MSG_CHECKING([for HaskellSupport.framework])
1052 LIBS="-framework HaskellSupport"
1053 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1054 if test $HaveFrameworkHaskellSupport = YES; then
1055 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1058 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1060 AC_SUBST(HaveFrameworkHaskellSupport)
1062 dnl ** check for mingwex library
1063 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1064 AC_SUBST(HaveLibMingwEx)
1066 if test $HaveLibMingwEx = YES ; then
1067 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1070 if test "$HaveLibGmp" = "NO"; then
1071 if test "$HostArch_CPP" = "ia64"; then
1072 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1076 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1077 dnl the order of these tests matters: bfd needs liberty
1078 AC_CHECK_LIB(iberty, xmalloc)
1079 AC_CHECK_LIB(bfd, bfd_init)
1081 dnl ** check for wide-char classifications
1082 AC_CHECK_HEADERS(wctype.h)
1084 dnl ** check for readline, for Hugs and hslibs' Readline
1085 dnl ncurses supersedes termcap and curses, but for compatibility,
1086 dnl we have to check for all...
1087 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1088 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1089 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1090 HaveLibTermcap=NO; LibTermcap=not-installed)))
1092 if test $HaveLibTermcap = YES ; then
1093 LIBS="-l$LibTermcap $LIBS"
1094 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1097 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1098 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1099 LibsReadline="readline $LibTermcap"
1101 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1104 AC_SUBST(LibsReadline)
1106 if test "$HaveLibReadline"; then
1107 AC_CHECK_LIB(readline, rl_erase_empty_line,
1108 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1109 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1110 AC_CHECK_LIB(readline, rl_free_undo_list,
1111 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1112 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1114 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1115 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1118 dnl ** check for math library
1119 FPTOOLS_CHECK_LIBM()
1122 dnl ** check for X Window System
1125 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1126 if test $GhcLibsWithHOpenGL = YES ; then
1127 if test $UseQuartzOpenGL = YES ; then
1128 dnl Take a shortcut for Mac OS X native OpenGL:
1129 dnl It's in a non-standard location, but it's always there
1141 dnl ################################################################
1142 dnl Check for libraries
1143 dnl ################################################################
1145 dnl ** check for libdl & RTLD_NEXT
1147 dnl (Mac OS X only) ... but don't check if we already have the
1148 dnl HaskellSupport.framework
1150 if test $HaveFrameworkHaskellSupport = YES; then
1154 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1156 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1158 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1160 AC_SUBST(HaveRtldNext)
1161 AC_SUBST(HaveRtldLocal)
1162 AC_SUBST(HaveRtldGlobal)
1163 AC_SUBST(HaveRtldNow)
1165 AC_CHECK_LIB(dl, dlopen,
1167 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1170 AC_CHECK_FUNCS(dlopen)
1173 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1174 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1183 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1189 AC_SUBST(HaveRtldNext)
1191 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1192 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1201 AC_DEFINE(HAVE_RTLDLOCAL)
1207 AC_SUBST(HaveRtldLocal)
1209 dnl ** RTLD_GLOBAL isn't available on openbsd
1210 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1219 AC_DEFINE(HAVE_RTLDGLOBAL)
1225 AC_SUBST(HaveRtldGlobal)
1227 dnl ** RTLD_NOW isn't available on openbsd
1228 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1237 AC_DEFINE(HAVE_RTLDNOW)
1243 AC_SUBST(HaveRtldNow)
1246 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1248 dnl ---------- usleep ----------
1249 dnl --- stolen from guile configure ---
1250 dnl --- FIXME: /usr/include/unistd.h can't be right?
1252 ### On some systems usleep has no return value. If it does have one,
1253 ### we'd like to return it; otherwise, we'll fake it.
1254 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1255 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1256 /usr/include/unistd.h,
1257 [cv_func_usleep_return_type=void],
1258 [cv_func_usleep_return_type=int])])
1259 case "$cv_func_usleep_return_type" in
1261 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1265 dnl --------------------------------------------------
1266 dnl * test for in_addr_t
1267 dnl --------------------------------------------------
1268 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1269 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1270 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1273 dnl --------------------------------------------------
1274 dnl * test for Linux sendfile(2)
1275 dnl --------------------------------------------------
1276 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1277 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1278 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1281 dnl --------------------------------------------------
1282 dnl * test for BSD sendfile(2)
1283 dnl --------------------------------------------------
1284 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1285 AC_EGREP_HEADER(sendfile, sys/socket.h,
1286 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1289 dnl --------------------------------------------------
1291 dnl --------------------------------------------------
1293 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1294 if test "$GTK_CONFIG" != ""; then
1295 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1296 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1298 GTK_VERSION=$fptools_cv_gtk_version
1303 case $fptools_cv_gtk_version in
1305 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1310 AC_SUBST(GTK_CONFIG)
1311 AC_SUBST(GTK_VERSION)
1313 dnl --------------------------------------------------
1314 dnl * Miscellaneous feature tests
1315 dnl --------------------------------------------------
1317 dnl ** can we get alloca?
1320 dnl ** Working vfork?
1323 dnl ** determine whether or not const works
1326 dnl ** are we big endian?
1329 dnl ** check for leading underscores in symbol names
1332 dnl ** check for ld, and whether ld has -x option
1333 AC_PATH_PROG(LdCmdRaw, ld)
1335 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1337 *) LdCmd=${LdCmdRaw}
1343 AC_MSG_CHECKING([for SIGPOLL])
1344 AC_EGREP_CPP(we_have_sigpoll,
1345 [#include <signal.h>
1349 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1350 AC_MSG_RESULT([$haveSIGPOLL])
1352 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1353 AC_EGREP_CPP(we_have_that_sysconf_thing,
1356 #ifdef _SC_GETGR_R_SIZE_MAX
1357 we_have_that_sysconf_thing
1360 [AC_MSG_RESULT([yes])
1361 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1362 [AC_MSG_RESULT([no])])
1364 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1365 AC_EGREP_CPP(we_have_that_sysconf_thing,
1368 #ifdef _SC_GETPW_R_SIZE_MAX
1369 we_have_that_sysconf_thing
1372 [AC_MSG_RESULT([yes])
1373 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1374 [AC_MSG_RESULT([no])])
1376 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )