1 dnl == autoconf source for the Glasgow FP tools ==
2 dnl (run "grep '^dnl \*' configure.ac | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
3 dnl (or some such) to see the outline of this file)
6 # (c) The AQUA Project, Glasgow University, 1994-1998
8 # Configure script template for the Glasgow functional programming tools
10 # Process with 'autoconf' to get a working configure script.
12 # For the generated configure script, do "./configure --help" to
13 # see what flags are available. (Better yet, read the documentation!)
16 # First off, a distrib sanity check..
17 AC_INIT(mk/config.mk.in)
19 dnl * We require autoconf version 2.52
20 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
21 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
24 dnl * Declare subdirectories that have a private configure script
26 dnl After the toplevel configuration is complete, the script will recurse into
27 dnl these subdirectories if they exist. The use of a cache file makes repeated
29 AC_CONFIG_SUBDIRS([ghc libraries])
31 # -------------------------------------------------------------------------
32 # Prepare to generate the following header files
35 AC_CONFIG_HEADER(mk/config.h)
37 # No, semi-sadly, we don't do `--srcdir'...
38 if test x"$srcdir" != 'x.' ; then
39 echo "This configuration does not support the \`--srcdir' option.."
43 dnl--------------------------------------------------------------------
44 dnl * Choose host(/target/build) platform
45 dnl--------------------------------------------------------------------
47 dnl Guess host/target/build platform(s) if necessary.
50 # "$host" defaults to "$target"
51 if test "x$host" = xNONE ; then
55 dnl ** canonicalize platform names
56 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
57 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
58 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
60 if test x"$TargetPlatform" != x"$HostPlatform" ; then
61 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
67 # The following will be more difficult when we *are* cross-compiling.
68 # Suitable names to slam in *_CPP are in platform.h.in.
69 # We also record the architecture, vendor, and operating system (OS)
72 alpha*-dec-osf[[12]]*)
73 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
74 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
75 BuildPlatform=alpha-dec-osf1 # hack
76 HostPlatform_CPP='alpha_dec_osf1'
81 alpha*-dec-osf[[345]]*)
82 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
83 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
84 BuildPlatform=alpha-dec-osf3 # hack
85 HostPlatform_CPP='alpha_dec_osf3'
90 alpha*-unknown-linux*)
91 HostPlatform=alpha-unknown-linux
92 TargetPlatform=alpha-unknown-linux
93 BuildPlatform=alpha-unknown-linux
94 HostPlatform_CPP='alpha_unknown_linux'
96 HostVendor_CPP='unknown'
99 alpha*-unknown-freebsd*)
100 HostPlatform=alpha-unknown-freebsd
101 TargetPlatform=alpha-unknown-freebsd
102 BuildPlatform=alpha-unknown-freebsd
103 HostPlatform_CPP='alpha_unknown_freebsd'
105 HostVendor_CPP='unknown'
109 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
110 TargetPlatform=hppa1.1-hp-hpux
111 BuildPlatform=hppa1.1-hp-hpux
112 HostPlatform_CPP='hppa1_1_hp_hpux'
113 HostArch_CPP='hppa1_1'
117 i[[3456]]86-*-linuxaout*)
118 HostPlatform=i386-unknown-linuxaout # hack again
119 TargetPlatform=i386-unknown-linuxaout
120 BuildPlatform=i386-unknown-linuxaout
121 HostPlatform_CPP='i386_unknown_linuxaout'
123 HostVendor_CPP='unknown'
124 HostOS_CPP='linuxaout'
126 i[[3456]]86-*-linux*)
127 HostPlatform=i386-unknown-linux # hack again
128 TargetPlatform=i386-unknown-linux
129 BuildPlatform=i386-unknown-linux
130 HostPlatform_CPP='i386_unknown_linux'
132 HostVendor_CPP='unknown'
135 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
136 HostPlatform=i386-unknown-freebsd # hack again
137 TargetPlatform=i386-unknown-freebsd
138 BuildPlatform=i386-unknown-freebsd
139 HostPlatform_CPP='i386_unknown_freebsd'
141 HostVendor_CPP='unknown'
144 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
145 HostPlatform=i386-unknown-freebsd2 # hack again
146 TargetPlatform=i386-unknown-freebsd2
147 BuildPlatform=i386-unknown-freebsd2
148 HostPlatform_CPP='i386_unknown_freebsd2'
150 HostVendor_CPP='unknown'
151 HostOS_CPP='freebsd2'
153 i[[3456]]86-*-netbsd*)
154 HostPlatform=i386-unknown-netbsd # hack again
155 TargetPlatform=i386-unknown-netbsd
156 BuildPlatform=i386-unknown-netbsd
157 HostPlatform_CPP='i386_unknown_netbsd'
159 HostVendor_CPP='unknown'
162 i[[3456]]86-*-openbsd*)
163 HostPlatform=i386-unknown-openbsd # hack again
164 TargetPlatform=i386-unknown-openbsd
165 BuildPlatform=i386-unknown-openbsd
166 HostPlatform_CPP='i386_unknown_openbsd'
168 HostVendor_CPP='unknown'
171 i[[3456]]86-*-solaris2*)
172 HostPlatform=i386-unknown-solaris2 # hack again
173 TargetPlatform=i386-unknown-solaris2
174 BuildPlatform=i386-unknown-solaris2
175 HostPlatform_CPP='i386_unknown_solaris2'
177 HostVendor_CPP='unknown'
178 HostOS_CPP='solaris2'
180 i[[3456]]86-*-cygwin*)
181 HostPlatform=i386-unknown-cygwin32 # hack again
182 TargetPlatform=i386-unknown-cygwin32
183 BuildPlatform=i386-unknown-cygwin32
184 HostPlatform_CPP='i386_unknown_cygwin32'
186 HostVendor_CPP='unknown'
187 HostOS_CPP='cygwin32'
190 i[[3456]]86-*-mingw32*)
191 HostPlatform=i386-unknown-mingw32 # hack again
192 TargetPlatform=i386-unknown-mingw32
193 BuildPlatform=i386-unknown-mingw32
194 HostPlatform_CPP='i386_unknown_mingw32'
196 HostVendor_CPP='unknown'
201 HostPlatform=ia64-unknown-linux # hack again
202 TargetPlatform=ia64-unknown-linux
203 BuildPlatform=ia64-unknown-linux
204 HostPlatform_CPP='ia64_unknown_linux'
206 HostVendor_CPP='unknown'
210 HostPlatform_CPP='m68k_next_nextstep2'
212 HostVendor_CPP='next'
213 HostOS_CPP='nextstep2'
216 HostPlatform_CPP='m68k_next_nextstep3'
218 HostVendor_CPP='next'
219 HostOS_CPP='nextstep3'
221 i[[3456]]86-next-nextstep3)
222 HostPlatform=i386-next-nextstep3 # hack again
223 TargetPlatform=i386-next-nextstep3
224 BuildPlatform=i386-next-nextstep3
225 HostPlatform_CPP='i386_next_nextstep3'
227 HostVendor_CPP='next'
228 HostOS_CPP='nextstep3'
231 HostPlatform=m68k-unknown-openbsd
232 TargetPlatform=m68k-unknown-openbsd
233 BuildPlatform=m68k-unknown-openbsd
234 HostPlatform_CPP='m68k_unknown_openbsd'
236 HostVendor_CPP='unknown'
240 HostPlatform=m68k-apple-netbsd
241 TargetPlatform=m68k-apple-netbsd
242 BuildPlatform=m68k-apple-netbsd
243 HostPlatform_CPP='m68k_apple_netbsd'
245 HostVendor_CPP='apple'
249 HostPlatform=m68k-sun-sunos4
250 TargetPlatform=m68k-sun-sunos4 #hack
251 BuildPlatform=m68k-sun-sunos4 #hack
252 HostPlatform_CPP='m68k_sun_sunos4'
258 HostPlatform_CPP='mips_dec_ultrix'
259 HostArch_CPP='mipsel' # NB a little different
264 HostPlatform=mips-sgi-irix
265 TargetPlatform=mips-sgi-irix #hack
266 BuildPlatform=mips-sgi-irix #hack
267 HostPlatform_CPP='mips_sgi_irix'
268 HostArch_CPP='mipseb' # NB a little different
273 HostPlatform=rs6000-ibm-aix
274 TargetPlatform=rs6000-ibm-aix #hack
275 BuildPlatform=rs6000-ibm-aix #hack
276 HostPlatform_CPP='rs6000_ibm_aix'
277 HostArch_CPP='rs6000'
282 HostPlatform=powerpc-ibm-aix
283 TargetPlatform=powerpc-ibm-aix #hack
284 BuildPlatform=powerpc-ibm-aix #hack
285 HostPlatform_CPP='powerpc_ibm_aix'
286 HostArch_CPP='powerpc'
290 powerpc-apple-darwin*)
291 HostPlatform=powerpc-apple-darwin
292 TargetPlatform=powerpc-apple-darwin #hack
293 BuildPlatform=powerpc-apple-darwin #hack
294 HostPlatform_CPP='powerpc_apple_darwin'
295 HostArch_CPP='powerpc'
296 HostVendor_CPP='apple'
300 HostPlatform=sparc-sun-sunos4
301 TargetPlatform=sparc-sun-sunos4 #hack
302 BuildPlatform=sparc-sun-sunos4 #hack
303 HostPlatform_CPP='sparc_sun_sunos4'
309 HostPlatform=sparc-sun-solaris2
310 TargetPlatform=sparc-sun-solaris2 #hack
311 BuildPlatform=sparc-sun-solaris2 #hack
312 HostPlatform_CPP='sparc_sun_solaris2'
315 HostOS_CPP='solaris2'
318 HostPlatform=sparc-unknown-linux
319 TargetPlatform=sparc-unknown-linux
320 BuildPlatform=sparc-unknown-linux
321 HostPlatform_CPP='sparc_unknown_linux'
323 HostVendor_CPP='unknown'
327 HostPlatform=sparc-unknown-openbsd
328 TargetPlatform=sparc-unknown-openbsd
329 BuildPlatform=sparc-unknown-openbsd
330 HostPlatform_CPP='sparc_unknown_openbsd'
332 HostVendor_CPP='unknown'
336 echo "Unrecognised platform: $HostPlatform"
340 echo "Canonicalised to: $HostPlatform"
341 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
342 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
344 BuildPlatform_CPP=$HostPlatform_CPP
345 TargetPlatform_CPP=$HostPlatform_CPP
346 BuildArch_CPP=$HostArch_CPP
347 TargetArch_CPP=$HostArch_CPP
348 BuildOS_CPP=$HostOS_CPP
350 TargetOS_CPP=$HostOS_CPP
351 BuildVendor_CPP=$HostVendor_CPP
352 TargetVendor_CPP=$HostVendor_CPP
354 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
355 dnl AC_SUBST(BuildPlatform)
357 AC_SUBST(HostPlatform)
358 AC_SUBST(TargetPlatform)
359 AC_SUBST(HostPlatform_CPP)
360 dnl AC_SUBST(BuildPlatform_CPP)
361 dnl AC_SUBST(TargetPlatform_CPP)
363 AC_SUBST(HostArch_CPP)
364 dnl AC_SUBST(BuildArch_CPP)
365 dnl AC_SUBST(TargetArch_CPP)
368 AC_SUBST(HostOS_Full)
369 dnl AC_SUBST(BuildOS_CPP)
370 dnl AC_SUBST(TargetOS_CPP)
372 AC_SUBST(HostVendor_CPP)
373 dnl AC_SUBST(BuildVendor_CPP)
374 dnl AC_SUBST(TargetVendor_CPP)
378 dnl --------------------------------------------------------------
379 dnl * Calculate absolute path to build tree
380 dnl --------------------------------------------------------------
382 AC_MSG_CHECKING(for path to top of build tree)
386 dnl Remove common automounter nonsense
388 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
390 dnl Find 'hardtop_plat', the native format for 'hardtop' (i.e., right kind of \dnl slashes on a Win32 box, but with b-slashes being escaped).
392 case $HostPlatform in
393 i386-unknown-mingw32 | i386-unknown-cygwin32)
394 # convert $hardtop to a path that mingw will understand too
395 cyghardtop=${hardtop}
396 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
397 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
400 hardtop_plat=${hardtop}
404 AC_SUBST(hardtop_plat)
406 AC_MSG_RESULT(${hardtop})
408 dnl --------------------------------------------------------------
409 dnl * Project specific configuration options
410 dnl --------------------------------------------------------------
411 dnl What follows is a bunch of options that can either be configured
412 dnl through command line options to the configure script or by
413 dnl supplying defns in the build tree's mk/build.mk. Having the option to
414 dnl use either is considered a Feature.
416 dnl ** What command to use to compile compiler sources ?
417 dnl --------------------------------------------------------------
420 [ --with-ghc=<haskell compiler>
421 Use a command different from 'ghc' to compile GHC-specific Haskell code
422 (including GHC itself).
424 [ WithGhc="$withval" ],
426 if test "$GHC" = ""; then
427 AC_PATH_PROG(GHC,ghc)
435 [ --with-hc=<haskell compiler>
436 Use a command different from 'ghc' to compile generic Haskell code.
443 if test "$WithGhc" != ""; then
444 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
445 AC_SUBST(GhcVersion)dnl
446 AC_SUBST(GhcMajVersion)dnl
447 AC_SUBST(GhcMinVersion)dnl
448 AC_SUBST(GhcPatchLevel)dnl
451 AC_PATH_PROGS(NHC,nhc nhc98)
452 AC_PATH_PROG(HBC,hbc)
454 dnl ** Which gcc to use?
455 dnl --------------------------------------------------------------
457 [ --with-gcc=<gcc command>
458 Use a different command instead of 'gcc' for the GNU C compiler.
460 [WhatGccIsCalled="$withval"
461 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
462 # Canonicalise to <drive>:/path/to/gcc
463 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
466 [WhatGccIsCalled="gcc"]
468 AC_SUBST(WhatGccIsCalled)
470 dnl ** Booting from .hc files?
471 dnl --------------------------------------------------------------
472 AC_ARG_ENABLE(hc-boot,
474 Boot the Glasgow Haskell Compiler from intermediate .hc files.
475 (This option is mostly of interest to porters.)
480 AC_SUBST(BootingFromHc)
482 dnl ** Booting from unregisterised .hc files?
483 dnl --------------------------------------------------------------
484 AC_ARG_ENABLE(hc-boot-unregisterised,
485 [ --enable-hc-boot-unregisterised
486 With --enable-hc-boot, treat the intermediate .hc files as
487 unregisterised rather than registerised code.
488 (This option is mostly of interest to porters.)
490 [BootingFromUnregisterisedHc=YES],
491 [BootingFromUnregisterisedHc=NO]
493 AC_SUBST(BootingFromUnregisterisedHc)
495 if test "$BootingFromHc" = "NO"; then
496 if test "$BootingFromUnregisterisedHc" = "YES"; then
497 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
501 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
502 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
503 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
506 dnl ** Enable multi-thread friendly RTS?
507 dnl --------------------------------------------------------------
508 AC_ARG_ENABLE(threaded-rts,
509 [ --enable-threaded-rts
510 Support better interop with OS threads.
515 AC_SUBST(ThreadedRts)
517 dnl ** Enable the construction of Win32 DLLs?
518 dnl --------------------------------------------------------------
520 dnl [ The ability to build the RTS and libraries as separate DLLs used
521 dnl to be supported, but isn't currently (updates to the RTS, compiler
522 dnl and build system would be required to bring it back again.)
523 dnl Hence, exposing it as an option is false advertisement, so better
524 dnl disable it to avoid confusion (but leave it commented-out rather
525 dnl than removed in order to remind ourselves to bring back the
526 dnl feature at some stage.) ]
528 dnl AC_ARG_ENABLE(win32-dlls,
529 dnl [ --enable-win32-dlls
530 dnl If on a Win32 platform running mingw32/cygwin, enable the
531 dnl construction of DLLs containing ghc-compiled code.
534 dnl case $HostOS_CPP in
537 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
541 dnl EnableWin32DLLs=YES
543 dnl [EnableWin32DLLs=NO]
545 dnl AC_SUBST(EnableWin32DLLs)
546 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
547 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
550 dnl ** Enable the building of the ObjectIO?
551 dnl --------------------------------------------------------------
552 AC_ARG_ENABLE(objectio,
554 Build ObjectIO, a portable GUI library for Haskell.
556 [GhcLibsWithObjectIO=YES],
557 [GhcLibsWithObjectIO=NO]
559 AC_SUBST(GhcLibsWithObjectIO)
561 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
562 dnl --------------------------------------------------------------
563 AC_ARG_ENABLE(hopengl,
565 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
566 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
567 of the "native" libraries.
569 [GhcLibsWithHOpenGL=YES],
570 [GhcLibsWithHOpenGL=NO]
573 if test x"$TargetOS_CPP" = x"darwin"; then
574 if test x"$enable_hopengl" != x"x11"; then
575 AC_DEFINE([USE_QUARTZ_OPENGL], [1],
576 [Define to 1 if native OpenGL should be used on Mac OS X])
581 AC_SUBST(GhcLibsWithHOpenGL)
583 dnl ** .NET interop support?
584 dnl --------------------------------------------------------------
585 AC_ARG_ENABLE(dotnet,
587 Build .NET interop layer.
589 [DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])],
592 AC_SUBST(DotnetSupport)
594 dnl --------------------------------------------------------------
595 dnl End of configure script option section
596 dnl --------------------------------------------------------------
599 dnl --------------------------------------------------------------
600 dnl * General configuration checks
601 dnl --------------------------------------------------------------
606 dnl ** look for `perl', but only in /bin on Windows
609 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
610 if test -z "$PerlCmd"; then
611 echo "You must install the version of Perl shipped with GHC"
612 echo "(or a compatible one) in /bin."
617 AC_PATH_PROG(PerlCmd,perl)
618 if test -z "$PerlCmd"; then
619 echo "You must install perl before you can continue"
620 echo "Perhaps it is already installed, but not in your PATH?"
623 FPTOOLS_CHECK_PERL_VERSION
628 dnl ** does #! path/to/perl work? (sometimes it's too long...)
631 dnl ** check for Python
632 AC_PATH_PROG(PythonCmd,python)
634 dnl ** look for GCC and find out which version
635 dnl Figure out which C compiler to use. Gcc is preferred.
636 dnl If gcc, make sure it's at least 2.1
640 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
642 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
645 dnl ** Without optimization some INLINE trickery fails for GHCi
648 dnl ** Try to add -mno-cygwin to the C compiler options
649 FP_CHECK_FLAG([-mno-cygwin], [
650 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
651 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
652 AC_SUBST(SRC_CC_OPTS)
654 dnl ** figure out how to do context diffs
657 dnl ** Find find command (for Win32's benefit)
660 dnl ** figure out how to do a BSD-ish install
663 dnl If you can run configure, you certainly have /bin/sh
664 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
666 dnl ** how to invoke `ar' and `ranlib'
667 FPTOOLS_PROG_AR_AND_RANLIB
669 dnl ** Check to see whether ln -s works
673 dnl ** Find the path to sed
674 AC_PATH_PROG(SedCmd,sed)
677 dnl ** check for time command
678 AC_PATH_PROG(TimeCmd,time)
681 dnl if GNU tar is named gtar, look for it first.
682 AC_PATH_PROGS(TarCmd,gtar tar,tar)
684 dnl ** check for jade/openjade & determine a working catalog
685 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
686 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
687 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
688 if test -z "$Catalog"; then
689 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
692 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
698 Catalog=`cygpath -w $hardtop/$Catalog`
700 *) Catalog=$hardtop/$Catalog
708 dnl ** check for ghc-pkg command
710 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
712 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
713 GhcPkgCmd=$ghc_pkg_guess
714 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
716 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
719 AC_ARG_WITH(greencard,
720 [ --with-greencard=<greencard compiler>
721 Use a command different from 'green-card' to compile GreenCard files
724 GreencardCmd=$withval;
725 FPTOOLS_GREENCARD(3.00)
729 AC_ARG_ENABLE(src-tree-happy,
730 [ --enable-src-tree-happy
731 Build and use source tree (fptools/happy) version of Happy.
733 [UseSrcTreeHappy=YES],
736 dnl ** check for installed happy binary + version
737 dnl (don't do it if we're booting from .hc files though.)
738 if test "$BootingFromHc" = "NO"; then
742 AC_ARG_ENABLE(src-tree-haddock,
743 [ --enable-src-tree-haddock
744 Build and use source tree (fptools/haddock) version of Haddock.
746 [UseSrcTreeHaddock=YES],
747 [UseSrcTreeHaddock=NO]
749 dnl ** check for installed haddock
752 AC_ARG_ENABLE(src-tree-alex,
753 [ --enable-src-tree-alex
754 Build and use source tree (fptools/alex) version of Alex.
756 [UseSrcTreeAlex=YES],
759 dnl ** check for installed alex binary + version
760 dnl (don't do it if we're booting from .hc files though.)
761 if test "$BootingFromHc" = "NO"; then
765 dnl --------------------------------------------------
766 dnl ### program checking section ends here ###
767 dnl --------------------------------------------------
769 dnl --------------------------------------------------
770 dnl * Platform header file and syscall feature tests
771 dnl ### checking the state of the local header files and syscalls ###
773 dnl ** check for full ANSI header (.h) files
776 dnl ** Enable large file support. NB. do this before testing the type of
777 dnl off_t, because it will affect the result of that test.
780 dnl ** check for specific header (.h) files that we are interested in
781 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)
782 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
784 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
785 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
787 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
788 HaveReadlineHeaders=YES
789 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
791 HaveReadlineHeaders=NO
792 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
794 AC_SUBST(HaveReadlineHeaders)
796 dnl ** check for DOS include files
797 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
799 dnl ** check for Windows include files
800 AC_CHECK_HEADERS(windows.h)
802 dnl ** check for OpenGL include files
803 if test $UseQuartzOpenGL = YES ; then
804 AC_CHECK_HEADERS(OpenGL/gl.h)
806 AC_CHECK_HEADERS(GL/gl.h)
809 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
812 dnl dynamic loading include files
813 AC_CHECK_HEADERS(dlfcn.h dl.h)
815 dnl ** check for farcalloc (in bcc)
816 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
818 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
819 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
821 dnl ** check for POSIX regex
823 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
824 AC_SUBST(HavePosixRegex)
826 dnl ** how do we get a timezone name, and UTC offset ?
829 dnl ** do we have altzone?
832 dnl ** does struct stat contain st_blksize?
835 dnl ** do we have long longs?
836 AC_CHECK_TYPES([long long])
838 dnl ** check what fields struct msghdr contains
839 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
840 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
841 # include <sys/types.h>
843 #if HAVE_SYS_SOCKET_H
844 # include <sys/socket.h>
847 # include <sys/uio.h>
850 dnl ** what are the sizes of various types
851 AC_CHECK_SIZEOF(char, 1)
852 AC_CHECK_SIZEOF(double, 8)
853 AC_CHECK_SIZEOF(float, 4)
854 AC_CHECK_SIZEOF(int, 4)
855 AC_CHECK_SIZEOF(long, 4)
856 if test "$ac_cv_type_long_long" = yes; then
857 AC_CHECK_SIZEOF(long long, 8)
859 AC_CHECK_SIZEOF(short, 2)
860 AC_CHECK_SIZEOF(unsigned char, 1)
861 AC_CHECK_SIZEOF(unsigned int, 4)
862 AC_CHECK_SIZEOF(unsigned long, 4)
863 if test "$ac_cv_type_long_long" = yes; then
864 AC_CHECK_SIZEOF(unsigned long long, 8)
866 AC_CHECK_SIZEOF(unsigned short, 2)
867 AC_CHECK_SIZEOF(void *, 4)
869 dnl ** what are alignment constraints on various types
870 FP_CHECK_ALIGNMENT(char)
871 FP_CHECK_ALIGNMENT(double)
872 FP_CHECK_ALIGNMENT(float)
873 FP_CHECK_ALIGNMENT(int)
874 FP_CHECK_ALIGNMENT(long)
875 if test "$ac_cv_type_long_long" = yes; then
876 FP_CHECK_ALIGNMENT(long long)
878 FP_CHECK_ALIGNMENT(short)
879 FP_CHECK_ALIGNMENT(unsigned char)
880 FP_CHECK_ALIGNMENT(unsigned int)
881 FP_CHECK_ALIGNMENT(unsigned long)
882 if test "$ac_cv_type_long_long" = yes; then
883 FP_CHECK_ALIGNMENT(unsigned long long)
885 FP_CHECK_ALIGNMENT(unsigned short)
886 FP_CHECK_ALIGNMENT(void *)
888 dnl ** map standard C types and ISO types to Haskell types
889 FPTOOLS_CHECK_HTYPE(char)
890 FPTOOLS_CHECK_HTYPE(signed char)
891 FPTOOLS_CHECK_HTYPE(unsigned char)
892 FPTOOLS_CHECK_HTYPE(short)
893 FPTOOLS_CHECK_HTYPE(unsigned short)
894 FPTOOLS_CHECK_HTYPE(int)
895 FPTOOLS_CHECK_HTYPE(unsigned int)
896 FPTOOLS_CHECK_HTYPE(long)
897 FPTOOLS_CHECK_HTYPE(unsigned long)
898 if test "$ac_cv_type_long_long" = yes; then
899 FPTOOLS_CHECK_HTYPE(long long)
900 FPTOOLS_CHECK_HTYPE(unsigned long long)
902 FPTOOLS_CHECK_HTYPE(float)
903 FPTOOLS_CHECK_HTYPE(double)
904 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
905 FPTOOLS_CHECK_HTYPE(size_t)
906 FPTOOLS_CHECK_HTYPE(wchar_t)
907 dnl Int32 is a HACK for non-ISO C compilers
908 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
909 FPTOOLS_CHECK_HTYPE(clock_t)
910 FPTOOLS_CHECK_HTYPE(time_t)
911 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
912 FPTOOLS_CHECK_HTYPE(ino_t)
913 FPTOOLS_CHECK_HTYPE(mode_t)
914 FPTOOLS_CHECK_HTYPE(off_t)
915 FPTOOLS_CHECK_HTYPE(pid_t)
916 FPTOOLS_CHECK_HTYPE(gid_t)
917 FPTOOLS_CHECK_HTYPE(uid_t)
918 FPTOOLS_CHECK_HTYPE(cc_t)
919 FPTOOLS_CHECK_HTYPE(speed_t)
920 FPTOOLS_CHECK_HTYPE(tcflag_t)
921 FPTOOLS_CHECK_HTYPE(blkcnt_t)
922 FPTOOLS_CHECK_HTYPE(nlink_t)
923 FPTOOLS_CHECK_HTYPE(ssize_t)
924 FPTOOLS_CHECK_HTYPE(rlim_t)
926 dnl ** Map OpenGL data types to Haskell types
927 if test $GhcLibsWithHOpenGL = YES ; then
928 FPTOOLS_CHECK_HTYPE(GLboolean)
929 FPTOOLS_CHECK_HTYPE(GLbyte)
930 FPTOOLS_CHECK_HTYPE(GLubyte)
931 FPTOOLS_CHECK_HTYPE(GLshort)
932 FPTOOLS_CHECK_HTYPE(GLushort)
933 FPTOOLS_CHECK_HTYPE(GLint)
934 FPTOOLS_CHECK_HTYPE(GLuint)
935 FPTOOLS_CHECK_HTYPE(GLsizei)
936 FPTOOLS_CHECK_HTYPE(GLenum)
937 FPTOOLS_CHECK_HTYPE(GLbitfield)
938 FPTOOLS_CHECK_HTYPE(GLfloat)
939 FPTOOLS_CHECK_HTYPE(GLclampf)
940 FPTOOLS_CHECK_HTYPE(GLdouble)
941 FPTOOLS_CHECK_HTYPE(GLclampd)
944 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV], [#include <errno.h>])
946 dnl ** can we open files in binary mode?
947 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
949 dnl ** check for GetModuleFileName and WinExec (windows only)
950 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
951 dnl Doesn't work because the linker can't see the functions if
952 dnl you omit the #include <windows.h>. (I've no idea why not...)
954 FPTOOLS_TRY_LINK_NOWARN(,[
965 if test "$have_winexec" = "1"; then
966 AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
969 FPTOOLS_TRY_LINK_NOWARN(,[
975 GetModuleFileName((HMODULE)0,dir,0);
979 [have_getmodulefilename=1],
980 [have_getmodulefilename=0])
981 if test "$have_getmodulefilename" = "1"; then
982 AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
985 dnl ** check return type of signal handlers
986 dnl Foo: assumes we can use prototypes.
987 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
988 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
989 dnl [AC_TRY_COMPILE([#include <sys/types.h>
990 dnl #include <signal.h>
994 dnl void (*signal (int, void (*)(int)))(int);
997 dnl ac_cv_type_signal_handler=void_int,
998 dnl ac_cv_type_signal_handler=int_void)])
999 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1000 dnl AC_DEFINE(VOID_INT_SIGNALS)
1003 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1005 if test "$ac_cv_type_signal" = void; then
1006 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1009 dnl ** check for more functions
1010 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1011 AC_CHECK_FUNCS(strcmp)
1012 AC_CHECK_FUNCS(realpath _fullpath)
1013 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1014 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1015 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1016 AC_CHECK_FUNCS(snprintf _snprintf )
1017 AC_CHECK_FUNCS(popen _popen )
1018 AC_CHECK_FUNCS(pclose _pclose )
1019 AC_CHECK_FUNCS(setenv unsetenv)
1022 dnl ** check for specific library functions that we are interested in
1023 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1025 dnl ** Solaris2 needs additionl flag for getpw*_r()
1026 case "$TargetPlatform" in
1028 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1029 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1033 dnl ** check whether this machine has gmp3 installed
1034 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1035 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1036 HaveLibGmp=NO; LibGmp=not-installed))
1037 AC_SUBST(HaveLibGmp)
1040 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1041 HaveFrameworkHaskellSupport=NO
1042 if test $HostPlatform = "powerpc-apple-darwin"; then
1043 AC_MSG_CHECKING([for HaskellSupport.framework])
1045 LIBS="-framework HaskellSupport"
1046 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1047 if test $HaveFrameworkHaskellSupport = YES; then
1048 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1051 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1053 AC_SUBST(HaveFrameworkHaskellSupport)
1055 dnl ** check for mingwex library
1056 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1057 AC_SUBST(HaveLibMingwEx)
1059 if test $HaveLibMingwEx = YES ; then
1060 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1063 if test "$HaveLibGmp" = "NO"; then
1064 if test "$HostArch_CPP" = "ia64"; then
1065 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1069 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1070 dnl the order of these tests matters: bfd needs liberty
1071 AC_CHECK_LIB(iberty, xmalloc)
1072 AC_CHECK_LIB(bfd, bfd_init)
1074 dnl ** check for wide-char classifications
1075 AC_CHECK_HEADERS(wctype.h)
1077 dnl ** check for readline, for Hugs and hslibs' Readline
1078 dnl ncurses supersedes termcap and curses, but for compatibility,
1079 dnl we have to check for all...
1080 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1081 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1082 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1083 HaveLibTermcap=NO; LibTermcap=not-installed)))
1085 if test $HaveLibTermcap = YES ; then
1086 LIBS="-l$LibTermcap $LIBS"
1087 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1090 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1091 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1092 LibsReadline="readline $LibTermcap"
1094 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1097 AC_SUBST(LibsReadline)
1099 if test "$HaveLibReadline"; then
1100 AC_CHECK_LIB(readline, rl_erase_empty_line,
1101 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1102 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1103 AC_CHECK_LIB(readline, rl_free_undo_list,
1104 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1105 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1107 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1108 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1111 dnl ** check for math library
1112 FPTOOLS_CHECK_LIBM()
1115 dnl ** check for X Window System
1118 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1119 if test $GhcLibsWithHOpenGL = YES ; then
1120 if test $UseQuartzOpenGL = YES ; then
1121 dnl Take a shortcut for Mac OS X native OpenGL:
1122 dnl It's in a non-standard location, but it's always there
1134 dnl ################################################################
1135 dnl Check for libraries
1136 dnl ################################################################
1138 dnl ** check for libdl & RTLD_NEXT
1140 dnl (Mac OS X only) ... but don't check if we already have the
1141 dnl HaskellSupport.framework
1143 if test $HaveFrameworkHaskellSupport = YES; then
1147 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1149 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1151 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1153 AC_SUBST(HaveRtldNext)
1154 AC_SUBST(HaveRtldLocal)
1155 AC_SUBST(HaveRtldGlobal)
1156 AC_SUBST(HaveRtldNow)
1158 AC_CHECK_LIB(dl, dlopen,
1160 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1163 AC_CHECK_FUNCS(dlopen)
1166 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1167 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1176 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1182 AC_SUBST(HaveRtldNext)
1184 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1185 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1194 AC_DEFINE(HAVE_RTLDLOCAL)
1200 AC_SUBST(HaveRtldLocal)
1202 dnl ** RTLD_GLOBAL isn't available on openbsd
1203 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1212 AC_DEFINE(HAVE_RTLDGLOBAL)
1218 AC_SUBST(HaveRtldGlobal)
1220 dnl ** RTLD_NOW isn't available on openbsd
1221 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1230 AC_DEFINE(HAVE_RTLDNOW)
1236 AC_SUBST(HaveRtldNow)
1239 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1241 dnl ---------- usleep ----------
1242 dnl --- stolen from guile configure ---
1243 dnl --- FIXME: /usr/include/unistd.h can't be right?
1245 ### On some systems usleep has no return value. If it does have one,
1246 ### we'd like to return it; otherwise, we'll fake it.
1247 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1248 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1249 /usr/include/unistd.h,
1250 [cv_func_usleep_return_type=void],
1251 [cv_func_usleep_return_type=int])])
1252 case "$cv_func_usleep_return_type" in
1254 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1258 dnl --------------------------------------------------
1259 dnl * test for in_addr_t
1260 dnl --------------------------------------------------
1261 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1262 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1263 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1266 dnl --------------------------------------------------
1267 dnl * test for Linux sendfile(2)
1268 dnl --------------------------------------------------
1269 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1270 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1271 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1274 dnl --------------------------------------------------
1275 dnl * test for BSD sendfile(2)
1276 dnl --------------------------------------------------
1277 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1278 AC_EGREP_HEADER(sendfile, sys/socket.h,
1279 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1282 dnl --------------------------------------------------
1284 dnl --------------------------------------------------
1286 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1287 if test "$GTK_CONFIG" != ""; then
1288 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1289 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1291 GTK_VERSION=$fptools_cv_gtk_version
1296 case $fptools_cv_gtk_version in
1298 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1303 AC_SUBST(GTK_CONFIG)
1304 AC_SUBST(GTK_VERSION)
1306 dnl --------------------------------------------------
1307 dnl * Miscellaneous feature tests
1308 dnl --------------------------------------------------
1310 dnl ** can we get alloca?
1313 dnl ** Working vfork?
1316 dnl ** determine whether or not const works
1319 dnl ** are we big endian?
1322 dnl ** check for leading underscores in symbol names
1325 dnl ** check for ld, and whether ld has -x option
1326 AC_PATH_PROG(LdCmdRaw, ld)
1328 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1330 *) LdCmd=${LdCmdRaw}
1336 AC_MSG_CHECKING([for SIGPOLL])
1337 AC_EGREP_CPP(we_have_sigpoll,
1338 [#include <signal.h>
1342 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1343 AC_MSG_RESULT([$haveSIGPOLL])
1345 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1346 AC_EGREP_CPP(we_have_that_sysconf_thing,
1349 #ifdef _SC_GETGR_R_SIZE_MAX
1350 we_have_that_sysconf_thing
1353 [AC_MSG_RESULT([yes])
1354 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1355 [AC_MSG_RESULT([no])])
1357 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1358 AC_EGREP_CPP(we_have_that_sysconf_thing,
1361 #ifdef _SC_GETPW_R_SIZE_MAX
1362 we_have_that_sysconf_thing
1365 [AC_MSG_RESULT([yes])
1366 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1367 [AC_MSG_RESULT([no])])
1369 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )