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'
308 powerpc-unknown-linux*)
309 HostPlatform=powerpc-unknown-linux
310 TargetPlatform=powerpc-unknown-linux
311 BuildPlatform=powerpc-unknown-linux
312 HostPlatform_CPP='powerpc_unknown_linux'
313 HostArch_CPP='powerpc'
314 HostVendor_CPP='unknown'
318 HostPlatform=sparc-sun-sunos4
319 TargetPlatform=sparc-sun-sunos4 #hack
320 BuildPlatform=sparc-sun-sunos4 #hack
321 HostPlatform_CPP='sparc_sun_sunos4'
327 HostPlatform=sparc-sun-solaris2
328 TargetPlatform=sparc-sun-solaris2 #hack
329 BuildPlatform=sparc-sun-solaris2 #hack
330 HostPlatform_CPP='sparc_sun_solaris2'
333 HostOS_CPP='solaris2'
336 HostPlatform=sparc-unknown-linux
337 TargetPlatform=sparc-unknown-linux
338 BuildPlatform=sparc-unknown-linux
339 HostPlatform_CPP='sparc_unknown_linux'
341 HostVendor_CPP='unknown'
345 HostPlatform=sparc-unknown-openbsd
346 TargetPlatform=sparc-unknown-openbsd
347 BuildPlatform=sparc-unknown-openbsd
348 HostPlatform_CPP='sparc_unknown_openbsd'
350 HostVendor_CPP='unknown'
354 echo "Unrecognised platform: $HostPlatform"
358 echo "Canonicalised to: $HostPlatform"
359 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
360 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
362 BuildPlatform_CPP=$HostPlatform_CPP
363 TargetPlatform_CPP=$HostPlatform_CPP
364 BuildArch_CPP=$HostArch_CPP
365 TargetArch_CPP=$HostArch_CPP
366 BuildOS_CPP=$HostOS_CPP
368 TargetOS_CPP=$HostOS_CPP
369 BuildVendor_CPP=$HostVendor_CPP
370 TargetVendor_CPP=$HostVendor_CPP
372 AC_SUBST(BuildPlatform)
373 AC_SUBST(HostPlatform)
374 AC_SUBST(TargetPlatform)
375 AC_SUBST(HostPlatform_CPP)
376 AC_SUBST(BuildPlatform_CPP)
377 AC_SUBST(TargetPlatform_CPP)
379 AC_SUBST(HostArch_CPP)
380 AC_SUBST(BuildArch_CPP)
381 AC_SUBST(TargetArch_CPP)
384 AC_SUBST(HostOS_Full)
385 AC_SUBST(BuildOS_CPP)
386 AC_SUBST(TargetOS_CPP)
388 AC_SUBST(HostVendor_CPP)
389 AC_SUBST(BuildVendor_CPP)
390 AC_SUBST(TargetVendor_CPP)
394 dnl --------------------------------------------------------------
395 dnl * Calculate absolute path to build tree
396 dnl --------------------------------------------------------------
398 AC_MSG_CHECKING(for path to top of build tree)
402 dnl Remove common automounter nonsense
404 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
406 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).
408 case $HostPlatform in
409 i386-unknown-mingw32 | i386-unknown-cygwin32)
410 # convert $hardtop to a path that mingw will understand too
411 cyghardtop=${hardtop}
412 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
413 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
416 hardtop_plat=${hardtop}
420 AC_SUBST(hardtop_plat)
422 AC_MSG_RESULT(${hardtop})
424 dnl --------------------------------------------------------------
425 dnl * Project specific configuration options
426 dnl --------------------------------------------------------------
427 dnl What follows is a bunch of options that can either be configured
428 dnl through command line options to the configure script or by
429 dnl supplying defns in the build tree's mk/build.mk. Having the option to
430 dnl use either is considered a Feature.
432 dnl ** What command to use to compile compiler sources ?
433 dnl --------------------------------------------------------------
436 [ --with-ghc=<haskell compiler>
437 Use a command different from 'ghc' to compile GHC-specific Haskell code
438 (including GHC itself).
440 [ WithGhc="$withval" ],
442 if test "$GHC" = ""; then
443 AC_PATH_PROG(GHC,ghc)
451 [ --with-hc=<haskell compiler>
452 Use a command different from 'ghc' to compile generic Haskell code.
459 if test "$WithGhc" != ""; then
460 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
461 AC_SUBST(GhcVersion)dnl
462 AC_SUBST(GhcMajVersion)dnl
463 AC_SUBST(GhcMinVersion)dnl
464 AC_SUBST(GhcPatchLevel)dnl
467 AC_PATH_PROGS(NHC,nhc nhc98)
468 AC_PATH_PROG(HBC,hbc)
470 dnl ** Which gcc to use?
471 dnl --------------------------------------------------------------
473 [ --with-gcc=<gcc command>
474 Use a different command instead of 'gcc' for the GNU C compiler.
476 [WhatGccIsCalled="$withval"
477 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
478 # Canonicalise to <drive>:/path/to/gcc
479 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
482 [WhatGccIsCalled="gcc"]
484 AC_SUBST(WhatGccIsCalled)
486 dnl ** Booting from .hc files?
487 dnl --------------------------------------------------------------
488 AC_ARG_ENABLE(hc-boot,
490 Boot the Glasgow Haskell Compiler from intermediate .hc files.
491 (This option is mostly of interest to porters.)
496 AC_SUBST(BootingFromHc)
498 dnl ** Booting from unregisterised .hc files?
499 dnl --------------------------------------------------------------
500 AC_ARG_ENABLE(hc-boot-unregisterised,
501 [ --enable-hc-boot-unregisterised
502 With --enable-hc-boot, treat the intermediate .hc files as
503 unregisterised rather than registerised code.
504 (This option is mostly of interest to porters.)
506 [BootingFromUnregisterisedHc=YES],
507 [BootingFromUnregisterisedHc=NO]
509 AC_SUBST(BootingFromUnregisterisedHc)
511 if test "$BootingFromHc" = "NO"; then
512 if test "$BootingFromUnregisterisedHc" = "YES"; then
513 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
517 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
518 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
519 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
522 dnl ** Enable multi-thread friendly RTS?
523 dnl --------------------------------------------------------------
524 AC_ARG_ENABLE(threaded-rts,
525 [ --enable-threaded-rts
526 Support better interop with OS threads.
531 AC_SUBST(ThreadedRts)
533 dnl ** Enable the construction of Win32 DLLs?
534 dnl --------------------------------------------------------------
536 dnl [ The ability to build the RTS and libraries as separate DLLs used
537 dnl to be supported, but isn't currently (updates to the RTS, compiler
538 dnl and build system would be required to bring it back again.)
539 dnl Hence, exposing it as an option is false advertisement, so better
540 dnl disable it to avoid confusion (but leave it commented-out rather
541 dnl than removed in order to remind ourselves to bring back the
542 dnl feature at some stage.) ]
544 dnl AC_ARG_ENABLE(win32-dlls,
545 dnl [ --enable-win32-dlls
546 dnl If on a Win32 platform running mingw32/cygwin, enable the
547 dnl construction of DLLs containing ghc-compiled code.
550 dnl case $HostOS_CPP in
553 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
557 dnl EnableWin32DLLs=YES
559 dnl [EnableWin32DLLs=NO]
561 dnl AC_SUBST(EnableWin32DLLs)
562 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
563 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
566 dnl ** Enable the building of the ObjectIO?
567 dnl --------------------------------------------------------------
568 AC_ARG_ENABLE(objectio,
570 Build ObjectIO, a portable GUI library for Haskell.
572 [GhcLibsWithObjectIO=YES],
573 [GhcLibsWithObjectIO=NO]
575 AC_SUBST(GhcLibsWithObjectIO)
577 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
578 dnl --------------------------------------------------------------
579 AC_ARG_ENABLE(hopengl,
581 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
582 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
583 of the "native" libraries.
585 [GhcLibsWithHOpenGL=YES],
586 [GhcLibsWithHOpenGL=NO]
589 if test x"$TargetOS_CPP" = x"darwin"; then
590 if test x"$enable_hopengl" != x"x11"; then
591 AC_DEFINE([USE_QUARTZ_OPENGL], [1],
592 [Define to 1 if native OpenGL should be used on Mac OS X])
597 AC_SUBST(GhcLibsWithHOpenGL)
599 dnl ** .NET interop support?
600 dnl --------------------------------------------------------------
601 AC_ARG_ENABLE(dotnet,
603 Build .NET interop layer.
605 [DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])],
608 AC_SUBST(DotnetSupport)
610 dnl --------------------------------------------------------------
611 dnl End of configure script option section
612 dnl --------------------------------------------------------------
615 dnl --------------------------------------------------------------
616 dnl * General configuration checks
617 dnl --------------------------------------------------------------
622 dnl ** look for `perl', but only in /bin on Windows
625 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
626 if test -z "$PerlCmd"; then
627 echo "You must install the version of Perl shipped with GHC"
628 echo "(or a compatible one) in /bin."
633 AC_PATH_PROG(PerlCmd,perl)
634 if test -z "$PerlCmd"; then
635 echo "You must install perl before you can continue"
636 echo "Perhaps it is already installed, but not in your PATH?"
639 FPTOOLS_CHECK_PERL_VERSION
644 dnl ** does #! path/to/perl work? (sometimes it's too long...)
647 dnl ** check for Python
648 AC_PATH_PROG(PythonCmd,python)
650 dnl ** look for GCC and find out which version
651 dnl Figure out which C compiler to use. Gcc is preferred.
652 dnl If gcc, make sure it's at least 2.1
656 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
658 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
661 dnl ** Without optimization some INLINE trickery fails for GHCi
664 dnl ** Try to add -mno-cygwin to the C compiler options
665 FP_CHECK_FLAG([-mno-cygwin], [
666 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
667 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
668 AC_SUBST(SRC_CC_OPTS)
670 dnl ** figure out how to do context diffs
673 dnl ** Find find command (for Win32's benefit)
676 dnl ** figure out how to do a BSD-ish install
679 dnl If you can run configure, you certainly have /bin/sh
680 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
682 dnl ** how to invoke `ar' and `ranlib'
683 FPTOOLS_PROG_AR_AND_RANLIB
685 dnl ** Check to see whether ln -s works
689 dnl ** Find the path to sed
690 AC_PATH_PROG(SedCmd,sed)
693 dnl ** check for time command
694 AC_PATH_PROG(TimeCmd,time)
697 dnl if GNU tar is named gtar, look for it first.
698 AC_PATH_PROGS(TarCmd,gtar tar,tar)
700 dnl ** check for jade/openjade & determine a working catalog
701 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
702 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
703 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
704 if test -z "$Catalog"; then
705 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
708 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
714 Catalog=`cygpath -w $hardtop/$Catalog`
716 *) Catalog=$hardtop/$Catalog
724 dnl ** check for ghc-pkg command
726 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
728 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
729 GhcPkgCmd=$ghc_pkg_guess
730 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
732 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
735 AC_ARG_WITH(greencard,
736 [ --with-greencard=<greencard compiler>
737 Use a command different from 'greencard' to compile GreenCard files
740 GreenCardCmd=$withval;
741 FPTOOLS_GREENCARD(3.00)
745 AC_ARG_ENABLE(src-tree-happy,
746 [ --enable-src-tree-happy
747 Build and use source tree (fptools/happy) version of Happy.
749 [UseSrcTreeHappy=YES],
752 dnl ** check for installed happy binary + version
753 dnl (don't do it if we're booting from .hc files though.)
754 if test "$BootingFromHc" = "NO"; then
758 AC_ARG_ENABLE(src-tree-haddock,
759 [ --enable-src-tree-haddock
760 Build and use source tree (fptools/haddock) version of Haddock.
762 [UseSrcTreeHaddock=YES],
763 [UseSrcTreeHaddock=NO]
765 dnl ** check for installed haddock
768 AC_ARG_ENABLE(src-tree-alex,
769 [ --enable-src-tree-alex
770 Build and use source tree (fptools/alex) version of Alex.
772 [UseSrcTreeAlex=YES],
775 dnl ** check for installed alex binary + version
776 dnl (don't do it if we're booting from .hc files though.)
777 if test "$BootingFromHc" = "NO"; then
781 dnl --------------------------------------------------
782 dnl ### program checking section ends here ###
783 dnl --------------------------------------------------
785 dnl --------------------------------------------------
786 dnl * Platform header file and syscall feature tests
787 dnl ### checking the state of the local header files and syscalls ###
789 dnl ** check for full ANSI header (.h) files
792 dnl ** Enable large file support. NB. do this before testing the type of
793 dnl off_t, because it will affect the result of that test.
796 dnl ** check for specific header (.h) files that we are interested in
797 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)
798 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
800 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
801 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
803 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
804 HaveReadlineHeaders=YES
805 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
807 HaveReadlineHeaders=NO
808 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
810 AC_SUBST(HaveReadlineHeaders)
812 dnl ** check for DOS include files
813 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
815 dnl ** check for Windows include files
816 AC_CHECK_HEADERS(windows.h)
818 dnl ** check for OpenGL include files
819 if test $UseQuartzOpenGL = YES ; then
820 AC_CHECK_HEADERS(OpenGL/gl.h)
822 AC_CHECK_HEADERS(GL/gl.h)
825 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
828 dnl dynamic loading include files
829 AC_CHECK_HEADERS(dlfcn.h dl.h)
831 dnl ** check for farcalloc (in bcc)
832 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
834 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
835 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
837 dnl ** check for POSIX regex
839 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
840 AC_SUBST(HavePosixRegex)
842 dnl ** how do we get a timezone name, and UTC offset ?
845 dnl ** do we have altzone?
848 dnl ** does struct stat contain st_blksize?
851 dnl ** do we have long longs?
852 AC_CHECK_TYPES([long long])
854 dnl ** check what fields struct msghdr contains
855 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
856 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
857 # include <sys/types.h>
859 #if HAVE_SYS_SOCKET_H
860 # include <sys/socket.h>
863 # include <sys/uio.h>
866 dnl ** what are the sizes of various types
867 AC_CHECK_SIZEOF(char, 1)
868 AC_CHECK_SIZEOF(double, 8)
869 AC_CHECK_SIZEOF(float, 4)
870 AC_CHECK_SIZEOF(int, 4)
871 AC_CHECK_SIZEOF(long, 4)
872 if test "$ac_cv_type_long_long" = yes; then
873 AC_CHECK_SIZEOF(long long, 8)
875 AC_CHECK_SIZEOF(short, 2)
876 AC_CHECK_SIZEOF(unsigned char, 1)
877 AC_CHECK_SIZEOF(unsigned int, 4)
878 AC_CHECK_SIZEOF(unsigned long, 4)
879 if test "$ac_cv_type_long_long" = yes; then
880 AC_CHECK_SIZEOF(unsigned long long, 8)
882 AC_CHECK_SIZEOF(unsigned short, 2)
883 AC_CHECK_SIZEOF(void *, 4)
885 dnl ** what are alignment constraints on various types
886 FP_CHECK_ALIGNMENT(char)
887 FP_CHECK_ALIGNMENT(double)
888 FP_CHECK_ALIGNMENT(float)
889 FP_CHECK_ALIGNMENT(int)
890 FP_CHECK_ALIGNMENT(long)
891 if test "$ac_cv_type_long_long" = yes; then
892 FP_CHECK_ALIGNMENT(long long)
894 FP_CHECK_ALIGNMENT(short)
895 FP_CHECK_ALIGNMENT(unsigned char)
896 FP_CHECK_ALIGNMENT(unsigned int)
897 FP_CHECK_ALIGNMENT(unsigned long)
898 if test "$ac_cv_type_long_long" = yes; then
899 FP_CHECK_ALIGNMENT(unsigned long long)
901 FP_CHECK_ALIGNMENT(unsigned short)
902 FP_CHECK_ALIGNMENT(void *)
904 dnl ** map standard C types and ISO types to Haskell types
905 FPTOOLS_CHECK_HTYPE(char)
906 FPTOOLS_CHECK_HTYPE(signed char)
907 FPTOOLS_CHECK_HTYPE(unsigned char)
908 FPTOOLS_CHECK_HTYPE(short)
909 FPTOOLS_CHECK_HTYPE(unsigned short)
910 FPTOOLS_CHECK_HTYPE(int)
911 FPTOOLS_CHECK_HTYPE(unsigned int)
912 FPTOOLS_CHECK_HTYPE(long)
913 FPTOOLS_CHECK_HTYPE(unsigned long)
914 if test "$ac_cv_type_long_long" = yes; then
915 FPTOOLS_CHECK_HTYPE(long long)
916 FPTOOLS_CHECK_HTYPE(unsigned long long)
918 FPTOOLS_CHECK_HTYPE(float)
919 FPTOOLS_CHECK_HTYPE(double)
920 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
921 FPTOOLS_CHECK_HTYPE(size_t)
922 FPTOOLS_CHECK_HTYPE(wchar_t)
923 dnl Int32 is a HACK for non-ISO C compilers
924 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
925 FPTOOLS_CHECK_HTYPE(clock_t)
926 FPTOOLS_CHECK_HTYPE(time_t)
927 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
928 FPTOOLS_CHECK_HTYPE(ino_t)
929 FPTOOLS_CHECK_HTYPE(mode_t)
930 FPTOOLS_CHECK_HTYPE(off_t)
931 FPTOOLS_CHECK_HTYPE(pid_t)
932 FPTOOLS_CHECK_HTYPE(gid_t)
933 FPTOOLS_CHECK_HTYPE(uid_t)
934 FPTOOLS_CHECK_HTYPE(cc_t)
935 FPTOOLS_CHECK_HTYPE(speed_t)
936 FPTOOLS_CHECK_HTYPE(tcflag_t)
937 FPTOOLS_CHECK_HTYPE(blkcnt_t)
938 FPTOOLS_CHECK_HTYPE(nlink_t)
939 FPTOOLS_CHECK_HTYPE(ssize_t)
940 FPTOOLS_CHECK_HTYPE(rlim_t)
942 dnl ** Map OpenGL data types to Haskell types
943 if test $GhcLibsWithHOpenGL = YES ; then
944 FPTOOLS_CHECK_HTYPE(GLboolean)
945 FPTOOLS_CHECK_HTYPE(GLbyte)
946 FPTOOLS_CHECK_HTYPE(GLubyte)
947 FPTOOLS_CHECK_HTYPE(GLshort)
948 FPTOOLS_CHECK_HTYPE(GLushort)
949 FPTOOLS_CHECK_HTYPE(GLint)
950 FPTOOLS_CHECK_HTYPE(GLuint)
951 FPTOOLS_CHECK_HTYPE(GLsizei)
952 FPTOOLS_CHECK_HTYPE(GLenum)
953 FPTOOLS_CHECK_HTYPE(GLbitfield)
954 FPTOOLS_CHECK_HTYPE(GLfloat)
955 FPTOOLS_CHECK_HTYPE(GLclampf)
956 FPTOOLS_CHECK_HTYPE(GLdouble)
957 FPTOOLS_CHECK_HTYPE(GLclampd)
960 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV], [#include <errno.h>])
962 dnl ** can we open files in binary mode?
963 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
965 dnl ** check for GetModuleFileName and WinExec (windows only)
966 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
967 dnl Doesn't work because the linker can't see the functions if
968 dnl you omit the #include <windows.h>. (I've no idea why not...)
970 FPTOOLS_TRY_LINK_NOWARN(,[
981 if test "$have_winexec" = "1"; then
982 AC_DEFINE([HAVE_WINEXEC], [1], [Define to 1 if you have the WinExec function.])
985 FPTOOLS_TRY_LINK_NOWARN(,[
991 GetModuleFileName((HMODULE)0,dir,0);
995 [have_getmodulefilename=1],
996 [have_getmodulefilename=0])
997 if test "$have_getmodulefilename" = "1"; then
998 AC_DEFINE([HAVE_GETMODULEFILENAME], [1], [Define to 1 if you have the GetModuleFileName function.])
1001 dnl ** check return type of signal handlers
1002 dnl Foo: assumes we can use prototypes.
1003 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1004 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1005 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1006 dnl #include <signal.h>
1010 dnl void (*signal (int, void (*)(int)))(int);
1013 dnl ac_cv_type_signal_handler=void_int,
1014 dnl ac_cv_type_signal_handler=int_void)])
1015 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1016 dnl AC_DEFINE(VOID_INT_SIGNALS)
1019 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1021 if test "$ac_cv_type_signal" = void; then
1022 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1025 dnl ** check for more functions
1026 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1027 AC_CHECK_FUNCS(strcmp)
1028 AC_CHECK_FUNCS(realpath _fullpath)
1029 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1030 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1031 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1032 AC_CHECK_FUNCS(snprintf _snprintf )
1033 AC_CHECK_FUNCS(popen _popen )
1034 AC_CHECK_FUNCS(pclose _pclose )
1035 AC_CHECK_FUNCS(setenv unsetenv)
1038 dnl ** check for specific library functions that we are interested in
1039 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1041 dnl ** Solaris2 needs additionl flag for getpw*_r()
1042 case "$TargetPlatform" in
1044 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1045 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1049 dnl ** check whether this machine has gmp3 installed
1050 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1051 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1052 HaveLibGmp=NO; LibGmp=not-installed))
1053 AC_SUBST(HaveLibGmp)
1056 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1057 HaveFrameworkHaskellSupport=NO
1058 if test $HostPlatform = "powerpc-apple-darwin"; then
1059 AC_MSG_CHECKING([for HaskellSupport.framework])
1061 LIBS="-framework HaskellSupport"
1062 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1063 if test $HaveFrameworkHaskellSupport = YES; then
1064 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1067 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1069 AC_SUBST(HaveFrameworkHaskellSupport)
1071 dnl ** check for mingwex library
1072 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1073 AC_SUBST(HaveLibMingwEx)
1075 if test $HaveLibMingwEx = YES ; then
1076 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1079 if test "$HaveLibGmp" = "NO"; then
1080 if test "$HostArch_CPP" = "ia64"; then
1081 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1085 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1086 dnl the order of these tests matters: bfd needs liberty
1087 AC_CHECK_LIB(iberty, xmalloc)
1088 AC_CHECK_LIB(bfd, bfd_init)
1090 dnl ** check for wide-char classifications
1091 AC_CHECK_HEADERS(wctype.h)
1093 dnl ** check for readline, for Hugs and hslibs' Readline
1094 dnl ncurses supersedes termcap and curses, but for compatibility,
1095 dnl we have to check for all...
1096 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1097 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1098 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1099 HaveLibTermcap=NO; LibTermcap=not-installed)))
1101 if test $HaveLibTermcap = YES ; then
1102 LIBS="-l$LibTermcap $LIBS"
1103 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1106 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1107 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1108 LibsReadline="readline $LibTermcap"
1110 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1113 AC_SUBST(LibsReadline)
1115 if test "$HaveLibReadline"; then
1116 AC_CHECK_LIB(readline, rl_erase_empty_line,
1117 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1118 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1119 AC_CHECK_LIB(readline, rl_free_undo_list,
1120 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1121 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1123 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1124 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1127 dnl ** check for math library
1128 FPTOOLS_CHECK_LIBM()
1131 dnl ** check for X Window System
1134 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1135 if test $GhcLibsWithHOpenGL = YES ; then
1136 if test $UseQuartzOpenGL = YES ; then
1137 dnl Take a shortcut for Mac OS X native OpenGL:
1138 dnl It's in a non-standard location, but it's always there
1150 dnl ################################################################
1151 dnl Check for libraries
1152 dnl ################################################################
1154 dnl ** check for libdl & RTLD_NEXT
1156 dnl (Mac OS X only) ... but don't check if we already have the
1157 dnl HaskellSupport.framework
1159 if test $HaveFrameworkHaskellSupport = YES; then
1163 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1165 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1167 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1169 AC_SUBST(HaveRtldNext)
1170 AC_SUBST(HaveRtldLocal)
1171 AC_SUBST(HaveRtldGlobal)
1172 AC_SUBST(HaveRtldNow)
1174 AC_CHECK_LIB(dl, dlopen,
1176 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1179 AC_CHECK_FUNCS(dlopen)
1182 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1183 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1192 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1198 AC_SUBST(HaveRtldNext)
1200 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1201 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1210 AC_DEFINE(HAVE_RTLDLOCAL)
1216 AC_SUBST(HaveRtldLocal)
1218 dnl ** RTLD_GLOBAL isn't available on openbsd
1219 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1228 AC_DEFINE(HAVE_RTLDGLOBAL)
1234 AC_SUBST(HaveRtldGlobal)
1236 dnl ** RTLD_NOW isn't available on openbsd
1237 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1246 AC_DEFINE(HAVE_RTLDNOW)
1252 AC_SUBST(HaveRtldNow)
1255 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1257 dnl ---------- usleep ----------
1258 dnl --- stolen from guile configure ---
1259 dnl --- FIXME: /usr/include/unistd.h can't be right?
1261 ### On some systems usleep has no return value. If it does have one,
1262 ### we'd like to return it; otherwise, we'll fake it.
1263 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1264 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1265 /usr/include/unistd.h,
1266 [cv_func_usleep_return_type=void],
1267 [cv_func_usleep_return_type=int])])
1268 case "$cv_func_usleep_return_type" in
1270 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1274 dnl --------------------------------------------------
1275 dnl * test for in_addr_t
1276 dnl --------------------------------------------------
1277 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1278 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1279 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1282 dnl --------------------------------------------------
1283 dnl * test for Linux sendfile(2)
1284 dnl --------------------------------------------------
1285 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1286 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1287 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1290 dnl --------------------------------------------------
1291 dnl * test for BSD sendfile(2)
1292 dnl --------------------------------------------------
1293 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1294 AC_EGREP_HEADER(sendfile, sys/socket.h,
1295 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1298 dnl --------------------------------------------------
1300 dnl --------------------------------------------------
1302 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1303 if test "$GTK_CONFIG" != ""; then
1304 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1305 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1307 GTK_VERSION=$fptools_cv_gtk_version
1312 case $fptools_cv_gtk_version in
1314 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1319 AC_SUBST(GTK_CONFIG)
1320 AC_SUBST(GTK_VERSION)
1322 dnl --------------------------------------------------
1323 dnl * Miscellaneous feature tests
1324 dnl --------------------------------------------------
1326 dnl ** can we get alloca?
1329 dnl ** Working vfork?
1332 dnl ** determine whether or not const works
1335 dnl ** are we big endian?
1338 dnl ** check for leading underscores in symbol names
1341 dnl ** check for ld, and whether ld has -x option
1342 AC_PATH_PROG(LdCmdRaw, ld)
1344 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1346 *) LdCmd=${LdCmdRaw}
1352 AC_MSG_CHECKING([for SIGPOLL])
1353 AC_EGREP_CPP(we_have_sigpoll,
1354 [#include <signal.h>
1358 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1359 AC_MSG_RESULT([$haveSIGPOLL])
1361 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1362 AC_EGREP_CPP(we_have_that_sysconf_thing,
1365 #ifdef _SC_GETGR_R_SIZE_MAX
1366 we_have_that_sysconf_thing
1369 [AC_MSG_RESULT([yes])
1370 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1371 [AC_MSG_RESULT([no])])
1373 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1374 AC_EGREP_CPP(we_have_that_sysconf_thing,
1377 #ifdef _SC_GETPW_R_SIZE_MAX
1378 we_have_that_sysconf_thing
1381 [AC_MSG_RESULT([yes])
1382 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1383 [AC_MSG_RESULT([no])])
1385 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )