1 dnl == autoconf source for the Glasgow FP tools ==
2 dnl (run "grep '^dnl \*' configure.in | 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 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE
22 dnl * Declare subdirectories that have a private configure script
24 dnl After the toplevel configuration is complete, the script will recurse into
25 dnl these subdirectories (the use of cache values makes repeated checks cheap)
26 dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
27 AC_CONFIG_SUBDIRS(ghc)
29 # -------------------------------------------------------------------------
30 # Prepare to generate the following header files
33 AC_CONFIG_HEADER(mk/config.h)
35 # No, semi-sadly, we don't do `--srcdir'...
36 if test x"$srcdir" != 'x.' ; then
37 echo "This configuration does not support the \`--srcdir' option.."
41 dnl--------------------------------------------------------------------
42 dnl * Choose host(/target/build) platform
43 dnl--------------------------------------------------------------------
45 dnl Guess host/target/build platform(s) if necessary.
48 # "$host" defaults to "$target"
49 if test "x$host" = xNONE ; then
53 dnl ** canonicalize platform names
54 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
55 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
56 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
58 if test x"$TargetPlatform" != x"$HostPlatform" ; then
59 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
65 # The following will be more difficult when we *are* cross-compiling.
66 # Suitable names to slam in *_CPP are in platform.h.in.
67 # We also record the architecture, vendor, and operating system (OS)
70 alpha*-dec-osf[[12]]*)
71 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
72 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
73 BuildPlatform=alpha-dec-osf1 # hack
74 HostPlatform_CPP='alpha_dec_osf1'
79 alpha*-dec-osf[[345]]*)
80 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
81 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
82 BuildPlatform=alpha-dec-osf3 # hack
83 HostPlatform_CPP='alpha_dec_osf3'
88 alpha*-unknown-linux*)
89 HostPlatform=alpha-unknown-linux
90 TargetPlatform=alpha-unknown-linux
91 BuildPlatform=alpha-unknown-linux
92 HostPlatform_CPP='alpha_unknown_linux'
94 HostVendor_CPP='unknown'
97 alpha*-unknown-freebsd*)
98 HostPlatform=alpha-unknown-freebsd
99 TargetPlatform=alpha-unknown-freebsd
100 BuildPlatform=alpha-unknown-freebsd
101 HostPlatform_CPP='alpha_unknown_freebsd'
103 HostVendor_CPP='unknown'
107 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
108 TargetPlatform=hppa1.1-hp-hpux
109 BuildPlatform=hppa1.1-hp-hpux
110 HostPlatform_CPP='hppa1_1_hp_hpux'
111 HostArch_CPP='hppa1_1'
115 i[[3456]]86-*-linuxaout*)
116 HostPlatform=i386-unknown-linuxaout # hack again
117 TargetPlatform=i386-unknown-linuxaout
118 BuildPlatform=i386-unknown-linuxaout
119 HostPlatform_CPP='i386_unknown_linuxaout'
121 HostVendor_CPP='unknown'
122 HostOS_CPP='linuxaout'
124 i[[3456]]86-*-linux*)
125 HostPlatform=i386-unknown-linux # hack again
126 TargetPlatform=i386-unknown-linux
127 BuildPlatform=i386-unknown-linux
128 HostPlatform_CPP='i386_unknown_linux'
130 HostVendor_CPP='unknown'
133 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
134 HostPlatform=i386-unknown-freebsd # hack again
135 TargetPlatform=i386-unknown-freebsd
136 BuildPlatform=i386-unknown-freebsd
137 HostPlatform_CPP='i386_unknown_freebsd'
139 HostVendor_CPP='unknown'
142 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
143 HostPlatform=i386-unknown-freebsd2 # hack again
144 TargetPlatform=i386-unknown-freebsd2
145 BuildPlatform=i386-unknown-freebsd2
146 HostPlatform_CPP='i386_unknown_freebsd2'
148 HostVendor_CPP='unknown'
149 HostOS_CPP='freebsd2'
151 i[[3456]]86-*-netbsd*)
152 HostPlatform=i386-unknown-netbsd # hack again
153 TargetPlatform=i386-unknown-netbsd
154 BuildPlatform=i386-unknown-netbsd
155 HostPlatform_CPP='i386_unknown_netbsd'
157 HostVendor_CPP='unknown'
160 i[[3456]]86-*-openbsd*)
161 HostPlatform=i386-unknown-openbsd # hack again
162 TargetPlatform=i386-unknown-openbsd
163 BuildPlatform=i386-unknown-openbsd
164 HostPlatform_CPP='i386_unknown_openbsd'
166 HostVendor_CPP='unknown'
169 i[[3456]]86-*-solaris2*)
170 HostPlatform=i386-unknown-solaris2 # hack again
171 TargetPlatform=i386-unknown-solaris2
172 BuildPlatform=i386-unknown-solaris2
173 HostPlatform_CPP='i386_unknown_solaris2'
175 HostVendor_CPP='unknown'
176 HostOS_CPP='solaris2'
178 i[[3456]]86-*-cygwin*)
179 HostPlatform=i386-unknown-cygwin32 # hack again
180 TargetPlatform=i386-unknown-cygwin32
181 BuildPlatform=i386-unknown-cygwin32
182 HostPlatform_CPP='i386_unknown_cygwin32'
184 HostVendor_CPP='unknown'
185 HostOS_CPP='cygwin32'
188 i[[3456]]86-*-mingw32*)
189 HostPlatform=i386-unknown-mingw32 # hack again
190 TargetPlatform=i386-unknown-mingw32
191 BuildPlatform=i386-unknown-mingw32
192 HostPlatform_CPP='i386_unknown_mingw32'
194 HostVendor_CPP='unknown'
199 HostPlatform=ia64-unknown-linux # hack again
200 TargetPlatform=ia64-unknown-linux
201 BuildPlatform=ia64-unknown-linux
202 HostPlatform_CPP='ia64_unknown_linux'
204 HostVendor_CPP='unknown'
208 HostPlatform_CPP='m68k_next_nextstep2'
210 HostVendor_CPP='next'
211 HostOS_CPP='nextstep2'
214 HostPlatform_CPP='m68k_next_nextstep3'
216 HostVendor_CPP='next'
217 HostOS_CPP='nextstep3'
219 i[[3456]]86-next-nextstep3)
220 HostPlatform=i386-next-nextstep3 # hack again
221 TargetPlatform=i386-next-nextstep3
222 BuildPlatform=i386-next-nextstep3
223 HostPlatform_CPP='i386_next_nextstep3'
225 HostVendor_CPP='next'
226 HostOS_CPP='nextstep3'
229 HostPlatform=m68k-unknown-openbsd
230 TargetPlatform=m68k-unknown-openbsd
231 BuildPlatform=m68k-unknown-openbsd
232 HostPlatform_CPP='m68k_unknown_openbsd'
234 HostVendor_CPP='unknown'
238 HostPlatform=m68k-apple-netbsd
239 TargetPlatform=m68k-apple-netbsd
240 BuildPlatform=m68k-apple-netbsd
241 HostPlatform_CPP='m68k_apple_netbsd'
243 HostVendor_CPP='apple'
247 HostPlatform=m68k-sun-sunos4
248 TargetPlatform=m68k-sun-sunos4 #hack
249 BuildPlatform=m68k-sun-sunos4 #hack
250 HostPlatform_CPP='m68k_sun_sunos4'
256 HostPlatform_CPP='mips_dec_ultrix'
257 HostArch_CPP='mipsel' # NB a little different
262 HostPlatform=mips-sgi-irix
263 TargetPlatform=mips-sgi-irix #hack
264 BuildPlatform=mips-sgi-irix #hack
265 HostPlatform_CPP='mips_sgi_irix'
266 HostArch_CPP='mipseb' # NB a little different
271 HostPlatform=rs6000-ibm-aix
272 TargetPlatform=rs6000-ibm-aix #hack
273 BuildPlatform=rs6000-ibm-aix #hack
274 HostPlatform_CPP='rs6000_ibm_aix'
275 HostArch_CPP='rs6000'
280 HostPlatform=powerpc-ibm-aix
281 TargetPlatform=powerpc-ibm-aix #hack
282 BuildPlatform=powerpc-ibm-aix #hack
283 HostPlatform_CPP='powerpc_ibm_aix'
284 HostArch_CPP='powerpc'
288 powerpc-apple-darwin*)
289 HostPlatform=powerpc-apple-darwin
290 TargetPlatform=powerpc-apple-darwin #hack
291 BuildPlatform=powerpc-apple-darwin #hack
292 HostPlatform_CPP='powerpc_apple_darwin'
293 HostArch_CPP='powerpc'
294 HostVendor_CPP='apple'
298 HostPlatform=sparc-sun-sunos4
299 TargetPlatform=sparc-sun-sunos4 #hack
300 BuildPlatform=sparc-sun-sunos4 #hack
301 HostPlatform_CPP='sparc_sun_sunos4'
307 HostPlatform=sparc-sun-solaris2
308 TargetPlatform=sparc-sun-solaris2 #hack
309 BuildPlatform=sparc-sun-solaris2 #hack
310 HostPlatform_CPP='sparc_sun_solaris2'
313 HostOS_CPP='solaris2'
316 HostPlatform=sparc-unknown-linux
317 TargetPlatform=sparc-unknown-linux
318 BuildPlatform=sparc-unknown-linux
319 HostPlatform_CPP='sparc_unknown_linux'
321 HostVendor_CPP='unknown'
325 HostPlatform=sparc-unknown-openbsd
326 TargetPlatform=sparc-unknown-openbsd
327 BuildPlatform=sparc-unknown-openbsd
328 HostPlatform_CPP='sparc_unknown_openbsd'
330 HostVendor_CPP='unknown'
334 echo "Unrecognised platform: $HostPlatform"
338 echo "Canonicalised to: $HostPlatform"
339 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
340 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
342 BuildPlatform_CPP=$HostPlatform_CPP
343 TargetPlatform_CPP=$HostPlatform_CPP
344 BuildArch_CPP=$HostArch_CPP
345 TargetArch_CPP=$HostArch_CPP
346 BuildOS_CPP=$HostOS_CPP
348 TargetOS_CPP=$HostOS_CPP
349 BuildVendor_CPP=$HostVendor_CPP
350 TargetVendor_CPP=$HostVendor_CPP
352 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
353 dnl AC_SUBST(BuildPlatform)
355 AC_SUBST(HostPlatform)
356 AC_SUBST(TargetPlatform)
357 AC_SUBST(HostPlatform_CPP)
358 dnl AC_SUBST(BuildPlatform_CPP)
359 dnl AC_SUBST(TargetPlatform_CPP)
361 AC_SUBST(HostArch_CPP)
362 dnl AC_SUBST(BuildArch_CPP)
363 dnl AC_SUBST(TargetArch_CPP)
366 AC_SUBST(HostOS_Full)
367 dnl AC_SUBST(BuildOS_CPP)
368 dnl AC_SUBST(TargetOS_CPP)
370 AC_SUBST(HostVendor_CPP)
371 dnl AC_SUBST(BuildVendor_CPP)
372 dnl AC_SUBST(TargetVendor_CPP)
376 dnl --------------------------------------------------------------
377 dnl * Calculate absolute path to build tree
378 dnl --------------------------------------------------------------
380 AC_MSG_CHECKING(for path to top of build tree)
384 dnl Remove common automounter nonsense
386 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
388 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).
390 case $HostPlatform in
391 i386-unknown-mingw32 | i386-unknown-cygwin32)
392 # convert $hardtop to a path that mingw will understand too
393 cyghardtop=${hardtop}
394 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
395 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
398 hardtop_plat=${hardtop}
402 AC_SUBST(hardtop_plat)
404 AC_MSG_RESULT(${hardtop})
406 dnl --------------------------------------------------------------
407 dnl * Project specific configuration options
408 dnl --------------------------------------------------------------
409 dnl What follows is a bunch of options that can either be configured
410 dnl through command line options to the configure script or by
411 dnl supplying defns in the build tree's mk/build.mk. Having the option to
412 dnl use either is considered a Feature.
414 dnl ** What command to use to compile compiler sources ?
415 dnl --------------------------------------------------------------
418 [ --with-ghc=<haskell compiler>
419 Use a command different from 'ghc' to compile GHC-specific Haskell code
420 (including GHC itself).
422 [ WithGhc="$withval" ],
424 if test "$GHC" = ""; then
425 AC_PATH_PROG(GHC,ghc)
433 [ --with-hc=<haskell compiler>
434 Use a command different from 'ghc' to compile generic Haskell code.
441 if test "$WithGhc" != ""; then
442 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
443 AC_SUBST(GhcVersion)dnl
444 AC_SUBST(GhcMajVersion)dnl
445 AC_SUBST(GhcMinVersion)dnl
446 AC_SUBST(GhcPatchLevel)dnl
449 AC_PATH_PROGS(NHC,nhc nhc98)
450 AC_PATH_PROG(HBC,hbc)
452 dnl ** Which gcc to use?
453 dnl --------------------------------------------------------------
455 [ --with-gcc=<gcc command>
456 Use a different command instead of 'gcc' for the GNU C compiler.
458 [WhatGccIsCalled="$withval"
459 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
460 # Canonicalise to <drive>:/path/to/gcc
461 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
464 [WhatGccIsCalled="gcc"]
466 AC_SUBST(WhatGccIsCalled)
468 dnl ** Booting from .hc files?
469 dnl --------------------------------------------------------------
470 AC_ARG_ENABLE(hc-boot,
472 Boot the Glasgow Haskell Compiler from intermediate .hc files.
473 (This option is mostly of interest to porters.)
478 AC_SUBST(BootingFromHc)
480 dnl ** Booting from unregisterised .hc files?
481 dnl --------------------------------------------------------------
482 AC_ARG_ENABLE(hc-boot-unregisterised,
483 [ --enable-hc-boot-unregisterised
484 With --enable-hc-boot, treat the intermediate .hc files as
485 unregisterised rather than registerised code.
486 (This option is mostly of interest to porters.)
488 [BootingFromUnregisterisedHc=YES],
489 [BootingFromUnregisterisedHc=NO]
491 AC_SUBST(BootingFromUnregisterisedHc)
493 if test "$BootingFromHc" = "NO"; then
494 if test "$BootingFromUnregisterisedHc" = "YES"; then
495 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
499 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
500 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
501 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
504 dnl ** Enable multi-thread friendly RTS?
505 dnl --------------------------------------------------------------
506 AC_ARG_ENABLE(threaded-rts,
507 [ --enable-threaded-rts
508 Support better interop with OS threads.
513 AC_SUBST(ThreadedRts)
515 dnl ** Enable the construction of Win32 DLLs?
516 dnl --------------------------------------------------------------
518 dnl [ The ability to build the RTS and libraries as separate DLLs used
519 dnl to be supported, but isn't currently (updates to the RTS, compiler
520 dnl and build system would be required to bring it back again.)
521 dnl Hence, exposing it as an option is false advertisement, so better
522 dnl disable it to avoid confusion (but leave it commented-out rather
523 dnl than removed in order to remind ourselves to bring back the
524 dnl feature at some stage.) ]
526 dnl AC_ARG_ENABLE(win32-dlls,
527 dnl [ --enable-win32-dlls
528 dnl If on a Win32 platform running mingw32/cygwin, enable the
529 dnl construction of DLLs containing ghc-compiled code.
532 dnl case $HostOS_CPP in
535 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
539 dnl EnableWin32DLLs=YES
541 dnl [EnableWin32DLLs=NO]
543 dnl AC_SUBST(EnableWin32DLLs)
544 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
545 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
548 dnl ** Enable the building of the ObjectIO?
549 dnl --------------------------------------------------------------
550 AC_ARG_ENABLE(objectio,
552 Build ObjectIO, a portable GUI library for Haskell.
554 [GhcLibsWithObjectIO=YES],
555 [GhcLibsWithObjectIO=NO]
557 AC_SUBST(GhcLibsWithObjectIO)
559 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
560 dnl --------------------------------------------------------------
561 AC_ARG_ENABLE(hopengl,
563 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
564 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
565 of the "native" libraries.
567 [GhcLibsWithHOpenGL=YES],
568 [GhcLibsWithHOpenGL=NO]
571 if test x"$TargetOS_CPP" = x"darwin"; then
572 if test x"$enable_hopengl" != x"x11"; then
573 AC_DEFINE(USE_QUARTZ_OPENGL)
578 AC_SUBST(GhcLibsWithHOpenGL)
580 dnl ** .NET interop support?
581 dnl --------------------------------------------------------------
582 AC_ARG_ENABLE(dotnet,
584 Build .NET interop layer.
586 [DotnetSupport=YES; AC_DEFINE(WANT_DOTNET_SUPPORT)],
589 AC_SUBST(DotnetSupport)
591 dnl --------------------------------------------------------------
592 dnl End of configure script option section
593 dnl --------------------------------------------------------------
596 dnl --------------------------------------------------------------
597 dnl * General configuration checks
598 dnl --------------------------------------------------------------
603 dnl ** look for `perl', but only in /bin on Windows
606 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
607 if test -z "$PerlCmd"; then
608 echo "You must install the version of Perl shipped with GHC"
609 echo "(or a compatible one) in /bin."
614 AC_PATH_PROG(PerlCmd,perl)
615 if test -z "$PerlCmd"; then
616 echo "You must install perl before you can continue"
617 echo "Perhaps it is already installed, but not in your PATH?"
620 FPTOOLS_CHECK_PERL_VERSION
625 dnl ** does #! path/to/perl work? (sometimes it's too long...)
628 dnl ** check for Python
629 AC_PATH_PROG(PythonCmd,python)
631 dnl ** look for GCC and find out which version
632 dnl Figure out which C compiler to use. Gcc is preferred.
633 dnl If gcc, make sure it's at least 2.1
637 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
639 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
642 dnl ** Without optimization some INLINE trickery fails for GHCi
645 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
646 if test x"$TargetOS_CPP" = x"mingw32"; then
647 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
648 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
649 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
651 AC_SUBST(SRC_CC_OPTS)
653 dnl ** figure out how to do context diffs
656 dnl ** Find find command (for Win32's benefit)
659 dnl ** look for a decent parser generator (bison preferred)
660 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
661 dnl on the suitability of the 'yacc' returned.)
664 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
665 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
666 dnl exists if 'flex' doesn't.
669 dnl ** figure out how to do a BSD-ish install
672 dnl If you can run configure, you certainly have /bin/sh
673 AC_DEFINE(HAVE_BIN_SH)
675 dnl ** how to invoke `ar' and `ranlib'
676 FPTOOLS_PROG_AR_AND_RANLIB
678 dnl ** Check to see whether ln -s works
682 dnl ** Find the path to sed
683 AC_PATH_PROG(SedCmd,sed)
686 dnl ** check for time command
687 AC_PATH_PROG(TimeCmd,time)
690 dnl if GNU tar is named gtar, look for it first.
691 AC_PATH_PROGS(TarCmd,gtar tar,tar)
693 dnl ** check for gzip/compress
694 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
696 dnl ** check for jade/openjade & determine a working catalog
697 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
698 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
699 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
700 if test -z "$Catalog"; then
701 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
704 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
710 Catalog=`cygpath -w $hardtop/$Catalog`
712 *) Catalog=$hardtop/$Catalog
719 compress_nm=`basename $CompressCmd`
720 if test x"$compress_nm" = xgzip; then
721 CompressCmd="$CompressCmd -d"
726 AC_SUBST(CompressCmd)
727 AC_SUBST(CompressSuffix)
729 dnl ** check for ghc-pkg command
731 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
733 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
734 GhcPkgCmd=$ghc_pkg_guess
735 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
737 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
740 AC_ARG_WITH(greencard,
741 [ --with-greencard=<greencard compiler>
742 Use a command different from 'green-card' to compile GreenCard files
745 GreencardCmd=$withval;
746 FPTOOLS_GREENCARD(3.00)
750 AC_ARG_ENABLE(src-tree-happy,
751 [ --enable-src-tree-happy
752 Build and use source tree (fptools/happy) version of Happy.
754 [UseSrcTreeHappy=YES],
757 dnl ** check for installed happy binary + version
758 dnl (don't do it if we're booting from .hc files though.)
759 if test "$BootingFromHc" = "NO"; then
763 AC_ARG_ENABLE(src-tree-haddock,
764 [ --enable-src-tree-haddock
765 Build and use source tree (fptools/haddock) version of Haddock.
767 [UseSrcTreeHaddock=YES],
768 [UseSrcTreeHaddock=NO]
770 dnl ** check for installed haddock
773 AC_ARG_ENABLE(src-tree-alex,
774 [ --enable-src-tree-alex
775 Build and use source tree (fptools/alex) version of Alex.
777 [UseSrcTreeAlex=YES],
780 dnl ** check for installed alex binary + version
781 dnl (don't do it if we're booting from .hc files though.)
782 if test "$BootingFromHc" = "NO"; then
786 dnl --------------------------------------------------
787 dnl ### program checking section ends here ###
788 dnl --------------------------------------------------
790 dnl --------------------------------------------------
791 dnl * Platform header file and syscall feature tests
792 dnl ### checking the state of the local header files and syscalls ###
794 dnl ** check for full ANSI header (.h) files
797 dnl ** Enable large file support. NB. do this before testing the type of
798 dnl off_t, because it will affect the result of that test.
801 dnl ** check for specific header (.h) files that we are interested in
802 AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h bfd.h winsock.h pthread.h sys/uio.h)
803 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
805 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
806 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
808 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
809 HaveReadlineHeaders=YES
810 AC_DEFINE(HAVE_READLINE_HEADERS,1)
812 HaveReadlineHeaders=NO
813 AC_DEFINE(HAVE_READLINE_HEADERS,0)
815 AC_SUBST(HaveReadlineHeaders)
817 dnl ** check for DOS include files
818 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
820 dnl ** check for Windows include files
821 AC_CHECK_HEADERS(windows.h)
823 dnl ** check for OpenGL include files
824 if test $UseQuartzOpenGL = YES ; then
825 AC_CHECK_HEADERS(OpenGL/gl.h)
827 AC_CHECK_HEADERS(GL/gl.h)
830 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
833 dnl dynamic loading include files
834 AC_CHECK_HEADERS(dlfcn.h dl.h)
836 dnl ** check for farcalloc (in bcc)
837 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
839 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
840 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
842 dnl ** check for POSIX regex
844 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
845 AC_SUBST(HavePosixRegex)
847 dnl ** how do we get a timezone name, and UTC offset ?
850 dnl ** do we have altzone?
853 dnl ** does struct stat contain st_blksize?
856 dnl ** do we have long longs?
859 dnl ** check what fields struct msghdr contains
860 FPTOOLS_MSGHDR_MSG_ACCRIGHTS
861 FPTOOLS_MSGHDR_MSG_CONTROL
863 dnl ** what are the sizes of various types
864 dnl (these must come before GHC_CHECK_ALIGNMENT)
865 AC_CHECK_SIZEOF(char, 1)
866 AC_CHECK_SIZEOF(double, 8)
867 AC_CHECK_SIZEOF(float, 4)
868 AC_CHECK_SIZEOF(int, 4)
869 AC_CHECK_SIZEOF(long, 4)
870 if test "$fptools_cv_have_long_long" = yes; then
871 AC_CHECK_SIZEOF(long long, 8)
873 AC_CHECK_SIZEOF(short, 2)
874 AC_CHECK_SIZEOF(unsigned char, 1)
875 AC_CHECK_SIZEOF(unsigned int, 4)
876 AC_CHECK_SIZEOF(unsigned long, 4)
877 if test "$fptools_cv_have_long_long" = yes; then
878 AC_CHECK_SIZEOF(unsigned long long, 8)
880 AC_CHECK_SIZEOF(unsigned short, 2)
881 AC_CHECK_SIZEOF(void *, 4)
883 dnl ** what are alignment constraints on various types
884 FPTOOLS_CHECK_ALIGNMENT(char)
885 FPTOOLS_CHECK_ALIGNMENT(double)
886 FPTOOLS_CHECK_ALIGNMENT(float)
887 FPTOOLS_CHECK_ALIGNMENT(int)
888 FPTOOLS_CHECK_ALIGNMENT(long)
889 if test "$fptools_cv_have_long_long" = yes; then
890 FPTOOLS_CHECK_ALIGNMENT(long long)
892 FPTOOLS_CHECK_ALIGNMENT(short)
893 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
894 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
895 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
896 if test "$fptools_cv_have_long_long" = yes; then
897 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
899 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
900 FPTOOLS_CHECK_ALIGNMENT(void *)
902 dnl ** map standard C types and ISO types to Haskell types
903 FPTOOLS_CHECK_HTYPE(char)
904 FPTOOLS_CHECK_HTYPE(signed char)
905 FPTOOLS_CHECK_HTYPE(unsigned char)
906 FPTOOLS_CHECK_HTYPE(short)
907 FPTOOLS_CHECK_HTYPE(unsigned short)
908 FPTOOLS_CHECK_HTYPE(int)
909 FPTOOLS_CHECK_HTYPE(unsigned int)
910 FPTOOLS_CHECK_HTYPE(long)
911 FPTOOLS_CHECK_HTYPE(unsigned long)
912 if test "$fptools_cv_have_long_long" = yes; then
913 FPTOOLS_CHECK_HTYPE(long long)
914 FPTOOLS_CHECK_HTYPE(unsigned long long)
916 FPTOOLS_CHECK_HTYPE(float)
917 FPTOOLS_CHECK_HTYPE(double)
918 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
919 FPTOOLS_CHECK_HTYPE(size_t)
920 FPTOOLS_CHECK_HTYPE(wchar_t)
921 dnl Int32 is a HACK for non-ISO C compilers
922 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
923 FPTOOLS_CHECK_HTYPE(clock_t)
924 FPTOOLS_CHECK_HTYPE(time_t)
925 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
926 FPTOOLS_CHECK_HTYPE(ino_t)
927 FPTOOLS_CHECK_HTYPE(mode_t)
928 FPTOOLS_CHECK_HTYPE(off_t)
929 FPTOOLS_CHECK_HTYPE(pid_t)
930 FPTOOLS_CHECK_HTYPE(gid_t)
931 FPTOOLS_CHECK_HTYPE(uid_t)
932 FPTOOLS_CHECK_HTYPE(cc_t)
933 FPTOOLS_CHECK_HTYPE(speed_t)
934 FPTOOLS_CHECK_HTYPE(tcflag_t)
935 FPTOOLS_CHECK_HTYPE(blkcnt_t)
936 FPTOOLS_CHECK_HTYPE(nlink_t)
937 FPTOOLS_CHECK_HTYPE(ssize_t)
938 FPTOOLS_CHECK_HTYPE(rlim_t)
940 dnl ** Map OpenGL data types to Haskell types
941 if test $GhcLibsWithHOpenGL = YES ; then
942 FPTOOLS_CHECK_HTYPE(GLboolean)
943 FPTOOLS_CHECK_HTYPE(GLbyte)
944 FPTOOLS_CHECK_HTYPE(GLubyte)
945 FPTOOLS_CHECK_HTYPE(GLshort)
946 FPTOOLS_CHECK_HTYPE(GLushort)
947 FPTOOLS_CHECK_HTYPE(GLint)
948 FPTOOLS_CHECK_HTYPE(GLuint)
949 FPTOOLS_CHECK_HTYPE(GLsizei)
950 FPTOOLS_CHECK_HTYPE(GLenum)
951 FPTOOLS_CHECK_HTYPE(GLbitfield)
952 FPTOOLS_CHECK_HTYPE(GLfloat)
953 FPTOOLS_CHECK_HTYPE(GLclampf)
954 FPTOOLS_CHECK_HTYPE(GLdouble)
955 FPTOOLS_CHECK_HTYPE(GLclampd)
958 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
960 dnl ** can we open files in binary mode?
963 dnl ** check for GetModuleFileName and WinExec (windows only)
964 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
965 dnl Doesn't work because the linker can't see the functions if
966 dnl you omit the #include <windows.h>. (I've no idea why not...)
968 FPTOOLS_TRY_LINK_NOWARN(,[
979 if test "$have_winexec" = "1"; then
980 AC_DEFINE(HAVE_WINEXEC)
983 FPTOOLS_TRY_LINK_NOWARN(,[
989 GetModuleFileName((HMODULE)0,dir,0);
993 [have_getmodulefilename=1],
994 [have_getmodulefilename=0])
995 if test "$have_getmodulefilename" = "1"; then
996 AC_DEFINE(HAVE_GETMODULEFILENAME)
999 dnl ** check return type of signal handlers
1000 dnl Foo: assumes we can use prototypes.
1001 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1002 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1003 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1004 dnl #include <signal.h>
1008 dnl void (*signal (int, void (*)(int)))(int);
1011 dnl ac_cv_type_signal_handler=void_int,
1012 dnl ac_cv_type_signal_handler=int_void)])
1013 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1014 dnl AC_DEFINE(VOID_INT_SIGNALS)
1017 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1019 if test "$ac_cv_type_signal" = void; then
1020 AC_DEFINE(VOID_INT_SIGNALS)
1023 dnl ** check for more functions
1024 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1025 AC_CHECK_FUNCS(strcmp)
1026 AC_CHECK_FUNCS(realpath _fullpath)
1027 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1028 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1029 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1030 AC_CHECK_FUNCS(snprintf _snprintf )
1031 AC_CHECK_FUNCS(popen _popen )
1032 AC_CHECK_FUNCS(pclose _pclose )
1033 AC_CHECK_FUNCS(setenv unsetenv)
1036 dnl ** check for specific library functions that we are interested in
1037 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1039 dnl ** Solaris2 needs additionl flag for getpw*_r()
1040 case "$TargetPlatform" in
1042 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1043 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1047 dnl ** check whether this machine has gmp3 installed
1048 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1049 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1050 HaveLibGmp=NO; LibGmp=not-installed))
1051 AC_SUBST(HaveLibGmp)
1054 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1055 HaveFrameworkHaskellSupport=NO
1056 if test $HostPlatform = "powerpc-apple-darwin"; then
1057 AC_MSG_CHECKING([for HaskellSupport.framework])
1059 LIBS="-framework HaskellSupport"
1060 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1061 if test $HaveFrameworkHaskellSupport = YES; then
1062 AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
1065 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1067 AC_SUBST(HaveFrameworkHaskellSupport)
1069 dnl ** check for mingwex library
1070 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1071 AC_SUBST(HaveLibMingwEx)
1073 if test $HaveLibMingwEx = YES ; then
1074 AC_DEFINE(HAVE_MINGWEX)
1077 if test "$HaveLibGmp" = "NO"; then
1078 if test "$HostArch_CPP" = "ia64"; then
1079 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1083 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1084 dnl the order of these tests matters: bfd needs liberty
1085 AC_CHECK_LIB(iberty, xmalloc)
1086 AC_CHECK_LIB(bfd, bfd_init)
1088 dnl ** check for readline, for Hugs and hslibs' Readline
1089 dnl ncurses supersedes termcap and curses, but for compatibility,
1090 dnl we have to check for all...
1091 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1092 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1093 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1094 HaveLibTermcap=NO; LibTermcap=not-installed)))
1096 if test $HaveLibTermcap = YES ; then
1097 LIBS="-l$LibTermcap $LIBS"
1098 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1101 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1102 AC_DEFINE(HAVE_READLINE_LIBS,1)
1103 LibsReadline="readline $LibTermcap"
1105 AC_DEFINE(HAVE_READLINE_LIBS,0)
1108 AC_SUBST(LibsReadline)
1110 if test "$HaveLibReadline"; then
1111 AC_CHECK_LIB(readline, rl_erase_empty_line,
1112 [AC_DEFINE(HAVE_READLINE_4, 1)],
1113 [AC_DEFINE(HAVE_READLINE_4, 0)])
1114 AC_CHECK_LIB(readline, rl_free_undo_list,
1115 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
1116 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
1118 AC_DEFINE(HAVE_READLINE_4, 0)
1119 AC_DEFINE(HAVE_READLINE_4_2, 0)
1122 dnl ** check for math library
1123 FPTOOLS_CHECK_LIBM()
1126 dnl ** check for X Window System
1129 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1130 if test $GhcLibsWithHOpenGL = YES ; then
1131 if test $UseQuartzOpenGL = YES ; then
1132 dnl Take a shortcut for Mac OS X native OpenGL:
1133 dnl It's in a non-standard location, but it's always there
1145 dnl ################################################################
1146 dnl Check for libraries
1147 dnl ################################################################
1149 dnl ** check for libdl & RTLD_NEXT
1151 dnl (Mac OS X only) ... but don't check if we already have the
1152 dnl HaskellSupport.framework
1154 if test $HaveFrameworkHaskellSupport = YES; then
1158 AC_DEFINE(HAVE_RTLDLOCAL)
1160 AC_DEFINE(HAVE_RTLDGLOBAL)
1162 AC_DEFINE(HAVE_RTLDNOW)
1164 AC_SUBST(HaveRtldNext)
1165 AC_SUBST(HaveRtldLocal)
1166 AC_SUBST(HaveRtldGlobal)
1167 AC_SUBST(HaveRtldNow)
1169 AC_CHECK_LIB(dl, dlopen,
1171 AC_DEFINE(HAVE_LIBDL)
1174 AC_CHECK_FUNCS(dlopen)
1177 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1178 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1187 AC_DEFINE(HAVE_RTLDNEXT)
1193 AC_SUBST(HaveRtldNext)
1195 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1196 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1205 AC_DEFINE(HAVE_RTLDLOCAL)
1211 AC_SUBST(HaveRtldLocal)
1213 dnl ** RTLD_GLOBAL isn't available on openbsd
1214 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1223 AC_DEFINE(HAVE_RTLDGLOBAL)
1229 AC_SUBST(HaveRtldGlobal)
1231 dnl ** RTLD_NOW isn't available on openbsd
1232 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1241 AC_DEFINE(HAVE_RTLDNOW)
1247 AC_SUBST(HaveRtldNow)
1250 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1252 dnl ---------- usleep ----------
1253 dnl --- stolen from guile configure ---
1254 dnl --- FIXME: /usr/include/unistd.h can't be right?
1256 ### On some systems usleep has no return value. If it does have one,
1257 ### we'd like to return it; otherwise, we'll fake it.
1258 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1259 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1260 /usr/include/unistd.h,
1261 [cv_func_usleep_return_type=void],
1262 [cv_func_usleep_return_type=int])])
1263 case "$cv_func_usleep_return_type" in
1265 AC_DEFINE(USLEEP_RETURNS_VOID, 1,
1266 [Define if the system headers declare usleep to return void.])
1270 dnl --------------------------------------------------
1271 dnl * test for in_addr_t
1272 dnl --------------------------------------------------
1273 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1274 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1275 [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
1278 dnl --------------------------------------------------
1279 dnl * test for Linux sendfile(2)
1280 dnl --------------------------------------------------
1281 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1282 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1283 [ AC_DEFINE(HAVE_LINUX_SENDFILE) AC_MSG_RESULT(yes) ],
1286 dnl --------------------------------------------------
1287 dnl * test for BSD sendfile(2)
1288 dnl --------------------------------------------------
1289 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1290 AC_EGREP_HEADER(sendfile, sys/socket.h,
1291 [ AC_DEFINE(HAVE_BSD_SENDFILE) AC_MSG_RESULT(yes) ],
1294 dnl --------------------------------------------------
1296 dnl --------------------------------------------------
1298 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1299 if test "$GTK_CONFIG" != ""; then
1300 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1301 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1303 GTK_VERSION=$fptools_cv_gtk_version
1308 case $fptools_cv_gtk_version in
1310 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1315 AC_SUBST(GTK_CONFIG)
1316 AC_SUBST(GTK_VERSION)
1318 dnl --------------------------------------------------
1319 dnl * Miscellaneous feature tests
1320 dnl --------------------------------------------------
1322 dnl ** can we get alloca?
1325 dnl ** Working vfork?
1328 dnl ** determine whether or not const works
1331 dnl ** determine whether ANSI-function prototypes work?
1334 dnl ** are we big endian?
1337 dnl ** check for leading underscores in symbol names
1340 dnl ** check for ld, and whether ld has -x option
1341 AC_PATH_PROG(LdCmdRaw, ld)
1343 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1345 *) LdCmd=${LdCmdRaw}
1351 AC_MSG_CHECKING([for SIGPOLL])
1352 AC_EGREP_CPP(we_have_sigpoll,
1353 [#include <signal.h>
1357 ], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
1358 AC_MSG_RESULT([$haveSIGPOLL])
1360 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1361 AC_EGREP_CPP(we_have_that_sysconf_thing,
1364 #ifdef _SC_GETGR_R_SIZE_MAX
1365 we_have_that_sysconf_thing
1368 [AC_MSG_RESULT([yes])
1369 AC_DEFINE(HAVE_SC_GETGR_R_SIZE_MAX)],
1370 [AC_MSG_RESULT([no])])
1372 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1373 AC_EGREP_CPP(we_have_that_sysconf_thing,
1376 #ifdef _SC_GETPW_R_SIZE_MAX
1377 we_have_that_sysconf_thing
1380 [AC_MSG_RESULT([yes])
1381 AC_DEFINE(HAVE_SC_GETPW_R_SIZE_MAX)],
1382 [AC_MSG_RESULT([no])])
1384 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )