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 2.53 due to the use of AC_SYS_LARGEFILE
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 echo "Unrecognised platform: $HostPlatform"
320 echo "Canonicalised to: $HostPlatform"
321 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
322 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
324 BuildPlatform_CPP=$HostPlatform_CPP
325 TargetPlatform_CPP=$HostPlatform_CPP
326 BuildArch_CPP=$HostArch_CPP
327 TargetArch_CPP=$HostArch_CPP
328 BuildOS_CPP=$HostOS_CPP
330 TargetOS_CPP=$HostOS_CPP
331 BuildVendor_CPP=$HostVendor_CPP
332 TargetVendor_CPP=$HostVendor_CPP
334 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
335 dnl AC_SUBST(BuildPlatform)
337 AC_SUBST(HostPlatform)
338 AC_SUBST(TargetPlatform)
339 AC_SUBST(HostPlatform_CPP)
340 dnl AC_SUBST(BuildPlatform_CPP)
341 dnl AC_SUBST(TargetPlatform_CPP)
343 AC_SUBST(HostArch_CPP)
344 dnl AC_SUBST(BuildArch_CPP)
345 dnl AC_SUBST(TargetArch_CPP)
348 AC_SUBST(HostOS_Full)
349 dnl AC_SUBST(BuildOS_CPP)
350 dnl AC_SUBST(TargetOS_CPP)
352 AC_SUBST(HostVendor_CPP)
353 dnl AC_SUBST(BuildVendor_CPP)
354 dnl AC_SUBST(TargetVendor_CPP)
358 dnl --------------------------------------------------------------
359 dnl * Calculate absolute path to build tree
360 dnl --------------------------------------------------------------
362 AC_MSG_CHECKING(for path to top of build tree)
366 dnl Remove common automounter nonsense
368 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
370 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).
372 case $HostPlatform in
373 i386-unknown-mingw32 | i386-unknown-cygwin32)
374 # convert $hardtop to a path that mingw will understand too
375 cyghardtop=${hardtop}
376 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
377 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
380 hardtop_plat=${hardtop}
384 AC_SUBST(hardtop_plat)
386 AC_MSG_RESULT(${hardtop})
388 dnl --------------------------------------------------------------
389 dnl * Project specific configuration options
390 dnl --------------------------------------------------------------
391 dnl What follows is a bunch of options that can either be configured
392 dnl through command line options to the configure script or by
393 dnl supplying defns in the build tree's mk/build.mk. Having the option to
394 dnl use either is considered a Feature.
396 dnl ** What command to use to compile compiler sources ?
397 dnl --------------------------------------------------------------
400 [ --with-ghc=<haskell compiler>
401 Use a command different from 'ghc' to compile GHC-specific Haskell code
402 (including GHC itself).
404 [ WithGhc="$withval" ],
406 if test "$GHC" = ""; then
407 AC_PATH_PROG(GHC,ghc)
415 [ --with-hc=<haskell compiler>
416 Use a command different from 'ghc' to compile generic Haskell code.
423 if test "$WithGhc" != ""; then
424 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
425 AC_SUBST(GhcVersion)dnl
426 AC_SUBST(GhcMajVersion)dnl
427 AC_SUBST(GhcMinVersion)dnl
428 AC_SUBST(GhcPatchLevel)dnl
431 AC_PATH_PROGS(NHC,nhc nhc98)
432 AC_PATH_PROG(HBC,hbc)
434 dnl ** Which gcc to use?
435 dnl --------------------------------------------------------------
437 [ --with-gcc=<gcc command>
438 Use a different command instead of 'gcc' for the GNU C compiler.
440 [WhatGccIsCalled="$withval"
441 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
442 # Canonicalise to <drive>:/path/to/gcc
443 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
446 [WhatGccIsCalled="gcc"]
448 AC_SUBST(WhatGccIsCalled)
450 dnl ** Booting from .hc files?
451 dnl --------------------------------------------------------------
452 AC_ARG_ENABLE(hc-boot,
454 Boot the Glasgow Haskell Compiler from intermediate .hc files.
455 (This option is mostly of interest to porters.)
460 AC_SUBST(BootingFromHc)
462 dnl ** Booting from unregisterised .hc files?
463 dnl --------------------------------------------------------------
464 AC_ARG_ENABLE(hc-boot-unregisterised,
465 [ --enable-hc-boot-unregisterised
466 With --enable-hc-boot, treat the intermediate .hc files as
467 unregisterised rather than registerised code.
468 (This option is mostly of interest to porters.)
470 [BootingFromUnregisterisedHc=YES],
471 [BootingFromUnregisterisedHc=NO]
473 AC_SUBST(BootingFromUnregisterisedHc)
475 if test "$BootingFromHc" = "NO"; then
476 if test "$BootingFromUnregisterisedHc" = "YES"; then
477 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
481 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
482 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
483 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
486 dnl ** Enable multi-thread friendly RTS?
487 dnl --------------------------------------------------------------
488 AC_ARG_ENABLE(threaded-rts,
489 [ --enable-threaded-rts
490 Support better interop with OS threads.
495 AC_SUBST(ThreadedRts)
497 dnl ** Enable the construction of Win32 DLLs?
498 dnl --------------------------------------------------------------
500 dnl [ The ability to build the RTS and libraries as separate DLLs used
501 dnl to be supported, but isn't currently (updates to the RTS, compiler
502 dnl and build system would be required to bring it back again.)
503 dnl Hence, exposing it as an option is false advertisement, so better
504 dnl disable it to avoid confusion (but leave it commented-out rather
505 dnl than removed in order to remind ourselves to bring back the
506 dnl feature at some stage.) ]
508 dnl AC_ARG_ENABLE(win32-dlls,
509 dnl [ --enable-win32-dlls
510 dnl If on a Win32 platform running mingw32/cygwin, enable the
511 dnl construction of DLLs containing ghc-compiled code.
514 dnl case $HostOS_CPP in
517 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
521 dnl EnableWin32DLLs=YES
523 dnl [EnableWin32DLLs=NO]
525 dnl AC_SUBST(EnableWin32DLLs)
526 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
527 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
530 dnl ** Enable the building of the ObjectIO?
531 dnl --------------------------------------------------------------
532 AC_ARG_ENABLE(objectio,
534 Build ObjectIO, a portable GUI library for Haskell.
536 [GhcLibsWithObjectIO=YES],
537 [GhcLibsWithObjectIO=NO]
539 AC_SUBST(GhcLibsWithObjectIO)
541 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
542 dnl --------------------------------------------------------------
543 AC_ARG_ENABLE(hopengl,
545 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
546 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
547 of the "native" libraries.
549 [GhcLibsWithHOpenGL=YES],
550 [GhcLibsWithHOpenGL=NO]
553 if test x"$TargetOS_CPP" = x"darwin"; then
554 if test x"$enable_hopengl" != x"x11"; then
555 AC_DEFINE(USE_QUARTZ_OPENGL)
560 AC_SUBST(GhcLibsWithHOpenGL)
562 dnl ** .NET interop support?
563 dnl --------------------------------------------------------------
564 AC_ARG_ENABLE(dotnet,
566 Build .NET interop layer.
568 [DotnetSupport=YES; AC_DEFINE(WANT_DOTNET_SUPPORT)],
571 AC_SUBST(DotnetSupport)
573 dnl --------------------------------------------------------------
574 dnl End of configure script option section
575 dnl --------------------------------------------------------------
578 dnl --------------------------------------------------------------
579 dnl * General configuration checks
580 dnl --------------------------------------------------------------
585 dnl ** look for `perl', but only in /bin on Windows
588 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
589 if test -z "$PerlCmd"; then
590 echo "You must install the version of Perl shipped with GHC"
591 echo "(or a compatible one) in /bin."
596 AC_PATH_PROG(PerlCmd,perl)
597 if test -z "$PerlCmd"; then
598 echo "You must install perl before you can continue"
599 echo "Perhaps it is already installed, but not in your PATH?"
602 FPTOOLS_CHECK_PERL_VERSION
607 dnl ** does #! path/to/perl work? (sometimes it's too long...)
610 dnl ** check for Python
611 AC_PATH_PROG(PythonCmd,python)
613 dnl ** look for GCC and find out which version
614 dnl Figure out which C compiler to use. Gcc is preferred.
615 dnl If gcc, make sure it's at least 2.1
619 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
621 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
624 dnl ** Without optimization some INLINE trickery fails for GHCi
627 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
628 if test x"$TargetOS_CPP" = x"mingw32"; then
629 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
630 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
631 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
633 AC_SUBST(SRC_CC_OPTS)
635 dnl ** figure out how to do context diffs
638 dnl ** Find find command (for Win32's benefit)
641 dnl ** look for a decent parser generator (bison preferred)
642 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
643 dnl on the suitability of the 'yacc' returned.)
646 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
647 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
648 dnl exists if 'flex' doesn't.
651 dnl ** figure out how to do a BSD-ish install
654 dnl If you can run configure, you certainly have /bin/sh
655 AC_DEFINE(HAVE_BIN_SH)
657 dnl ** how to invoke `ar' and `ranlib'
658 FPTOOLS_PROG_AR_AND_RANLIB
660 dnl ** Check to see whether ln -s works
664 dnl ** Find the path to sed
665 AC_PATH_PROG(SedCmd,sed)
668 dnl ** check for time command
669 AC_PATH_PROG(TimeCmd,time)
672 dnl if GNU tar is named gtar, look for it first.
673 AC_PATH_PROGS(TarCmd,gtar tar,tar)
675 dnl ** check for gzip/compress
676 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
678 dnl ** check for jade/openjade & determine a working catalog
679 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
680 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
681 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
682 if test -z "$Catalog"; then
683 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
686 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
692 Catalog=`cygpath -w $hardtop/$Catalog`
694 *) Catalog=$hardtop/$Catalog
701 compress_nm=`basename $CompressCmd`
702 if test x"$compress_nm" = xgzip; then
703 CompressCmd="$CompressCmd -d"
708 AC_SUBST(CompressCmd)
709 AC_SUBST(CompressSuffix)
711 dnl ** check for ghc-pkg command
713 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
715 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
716 GhcPkgCmd=$ghc_pkg_guess
717 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
719 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
722 AC_ARG_WITH(greencard,
723 [ --with-greencard=<greencard compiler>
724 Use a command different from 'green-card' to compile GreenCard files
727 GreencardCmd=$withval;
728 FPTOOLS_GREENCARD(3.00)
732 AC_ARG_ENABLE(src-tree-happy,
733 [ --enable-src-tree-happy
734 Build and use source tree (fptools/happy) version of Happy.
736 [UseSrcTreeHappy=YES],
739 dnl ** check for installed happy binary + version
740 dnl (don't do it if we're booting from .hc files though.)
741 if test "$BootingFromHc" = "NO"; then
745 AC_ARG_ENABLE(src-tree-haddock,
746 [ --enable-src-tree-haddock
747 Build and use source tree (fptools/haddock) version of Haddock.
749 [UseSrcTreeHaddock=YES],
750 [UseSrcTreeHaddock=NO]
752 dnl ** check for installed haddock
755 AC_ARG_ENABLE(src-tree-alex,
756 [ --enable-src-tree-alex
757 Build and use source tree (fptools/alex) version of Alex.
759 [UseSrcTreeAlex=YES],
762 dnl ** check for installed alex binary + version
763 dnl (don't do it if we're booting from .hc files though.)
764 if test "$BootingFromHc" = "NO"; then
768 dnl --------------------------------------------------
769 dnl ### program checking section ends here ###
770 dnl --------------------------------------------------
772 dnl --------------------------------------------------
773 dnl * Platform header file and syscall feature tests
774 dnl ### checking the state of the local header files and syscalls ###
776 dnl ** check for full ANSI header (.h) files
779 dnl ** Enable large file support. NB. do this before testing the type of
780 dnl off_t, because it will affect the result of that test.
783 dnl ** check for specific header (.h) files that we are interested in
784 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)
785 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
787 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
788 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
790 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
791 HaveReadlineHeaders=YES
792 AC_DEFINE(HAVE_READLINE_HEADERS,1)
794 HaveReadlineHeaders=NO
795 AC_DEFINE(HAVE_READLINE_HEADERS,0)
797 AC_SUBST(HaveReadlineHeaders)
799 dnl ** check for DOS include files
800 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
802 dnl ** check for Windows include files
803 AC_CHECK_HEADERS(windows.h)
805 dnl ** check for OpenGL include files
806 if test $UseQuartzOpenGL = YES ; then
807 AC_CHECK_HEADERS(OpenGL/gl.h)
809 AC_CHECK_HEADERS(GL/gl.h)
812 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
815 dnl dynamic loading include files
816 AC_CHECK_HEADERS(dlfcn.h dl.h)
818 dnl ** check for farcalloc (in bcc)
819 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
821 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
822 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
824 dnl ** check for POSIX regex
826 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
827 AC_SUBST(HavePosixRegex)
829 dnl ** how do we get a timezone name, and UTC offset ?
832 dnl ** what's the type of timezone?
833 FPTOOLS_HAVE_TIMEZONE
834 FPTOOLS_TYPE_TIMEZONE
836 dnl ** do we have altzone?
839 dnl ** does struct stat contain st_blksize?
842 dnl ** do we have long longs?
845 dnl ** check what fields struct msghdr contains
846 FPTOOLS_MSGHDR_MSG_ACCRIGHTS
847 FPTOOLS_MSGHDR_MSG_CONTROL
849 dnl ** what are the sizes of various types
850 dnl (these must come before GHC_CHECK_ALIGNMENT)
851 AC_CHECK_SIZEOF(char, 1)
852 AC_CHECK_SIZEOF(double, 8)
853 AC_CHECK_SIZEOF(float, 4)
854 AC_CHECK_SIZEOF(int, 4)
855 AC_CHECK_SIZEOF(long, 4)
856 if test "$fptools_cv_have_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 "$fptools_cv_have_long_long" = yes; then
864 AC_CHECK_SIZEOF(unsigned long long, 8)
866 AC_CHECK_SIZEOF(unsigned short, 2)
867 AC_CHECK_SIZEOF(void *, 4)
869 dnl ** what are alignment constraints on various types
870 FPTOOLS_CHECK_ALIGNMENT(char)
871 FPTOOLS_CHECK_ALIGNMENT(double)
872 FPTOOLS_CHECK_ALIGNMENT(float)
873 FPTOOLS_CHECK_ALIGNMENT(int)
874 FPTOOLS_CHECK_ALIGNMENT(long)
875 if test "$fptools_cv_have_long_long" = yes; then
876 FPTOOLS_CHECK_ALIGNMENT(long long)
878 FPTOOLS_CHECK_ALIGNMENT(short)
879 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
880 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
881 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
882 if test "$fptools_cv_have_long_long" = yes; then
883 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
885 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
886 FPTOOLS_CHECK_ALIGNMENT(void *)
888 dnl ** map standard C types and ISO types to Haskell types
889 FPTOOLS_CHECK_HTYPE(char)
890 FPTOOLS_CHECK_HTYPE(signed char)
891 FPTOOLS_CHECK_HTYPE(unsigned char)
892 FPTOOLS_CHECK_HTYPE(short)
893 FPTOOLS_CHECK_HTYPE(unsigned short)
894 FPTOOLS_CHECK_HTYPE(int)
895 FPTOOLS_CHECK_HTYPE(unsigned int)
896 FPTOOLS_CHECK_HTYPE(long)
897 FPTOOLS_CHECK_HTYPE(unsigned long)
898 if test "$fptools_cv_have_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 $GhcLibsWithHOpenGL = YES ; then
928 FPTOOLS_CHECK_HTYPE(GLboolean)
929 FPTOOLS_CHECK_HTYPE(GLbyte)
930 FPTOOLS_CHECK_HTYPE(GLubyte)
931 FPTOOLS_CHECK_HTYPE(GLshort)
932 FPTOOLS_CHECK_HTYPE(GLushort)
933 FPTOOLS_CHECK_HTYPE(GLint)
934 FPTOOLS_CHECK_HTYPE(GLuint)
935 FPTOOLS_CHECK_HTYPE(GLsizei)
936 FPTOOLS_CHECK_HTYPE(GLenum)
937 FPTOOLS_CHECK_HTYPE(GLbitfield)
938 FPTOOLS_CHECK_HTYPE(GLfloat)
939 FPTOOLS_CHECK_HTYPE(GLclampf)
940 FPTOOLS_CHECK_HTYPE(GLdouble)
941 FPTOOLS_CHECK_HTYPE(GLclampd)
944 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
946 dnl ** can we open files in binary mode?
949 dnl ** check for GetModuleFileName and WinExec (windows only)
950 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
951 dnl Doesn't work because the linker can't see the functions if
952 dnl you omit the #include <windows.h>. (I've no idea why not...)
954 FPTOOLS_TRY_LINK_NOWARN(,[
965 if test "$have_winexec" = "1"; then
966 AC_DEFINE(HAVE_WINEXEC)
969 FPTOOLS_TRY_LINK_NOWARN(,[
975 GetModuleFileName((HMODULE)0,dir,0);
979 [have_getmodulefilename=1],
980 [have_getmodulefilename=0])
981 if test "$have_getmodulefilename" = "1"; then
982 AC_DEFINE(HAVE_GETMODULEFILENAME)
985 dnl ** check return type of signal handlers
986 dnl Foo: assumes we can use prototypes.
987 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
988 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
989 dnl [AC_TRY_COMPILE([#include <sys/types.h>
990 dnl #include <signal.h>
994 dnl void (*signal (int, void (*)(int)))(int);
997 dnl ac_cv_type_signal_handler=void_int,
998 dnl ac_cv_type_signal_handler=int_void)])
999 dnl if test "$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 "$ac_cv_type_signal" = void; then
1006 AC_DEFINE(VOID_INT_SIGNALS)
1009 dnl ** check for more functions
1010 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1011 AC_CHECK_FUNCS(strcmp)
1012 AC_CHECK_FUNCS(realpath _fullpath)
1013 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1014 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1015 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1016 AC_CHECK_FUNCS(snprintf _snprintf )
1017 AC_CHECK_FUNCS(popen _popen )
1018 AC_CHECK_FUNCS(pclose _pclose )
1019 AC_CHECK_FUNCS(setenv unsetenv)
1022 dnl ** check for specific library functions that we are interested in
1023 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1025 dnl ** Solaris2 needs additionl flag for getpw*_r()
1026 case "$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 $HaveFrameworkHaskellSupport = YES; then
1048 AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
1051 AC_MSG_RESULT([$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 $HaveLibMingwEx = YES ; then
1060 AC_DEFINE(HAVE_MINGWEX)
1063 if test "$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 GNU regex in libc.
1070 FPTOOLS_REGEX_IN_LIBC
1072 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1073 dnl the order of these tests matters: bfd needs liberty
1074 AC_CHECK_LIB(iberty, xmalloc)
1075 AC_CHECK_LIB(bfd, bfd_init)
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)
1092 LibsReadline="readline $LibTermcap"
1094 AC_DEFINE(HAVE_READLINE_LIBS,0)
1097 AC_SUBST(LibsReadline)
1099 if test "$HaveLibReadline"; then
1100 AC_CHECK_LIB(readline, rl_erase_empty_line,
1101 [AC_DEFINE(HAVE_READLINE_4, 1)],
1102 [AC_DEFINE(HAVE_READLINE_4, 0)])
1103 AC_CHECK_LIB(readline, rl_free_undo_list,
1104 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
1105 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
1107 AC_DEFINE(HAVE_READLINE_4, 0)
1108 AC_DEFINE(HAVE_READLINE_4_2, 0)
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 $HaveFrameworkHaskellSupport = YES; then
1147 AC_DEFINE(HAVE_RTLDLOCAL)
1149 AC_DEFINE(HAVE_RTLDGLOBAL)
1151 AC_DEFINE(HAVE_RTLDNOW)
1153 AC_SUBST(HaveRtldNext)
1154 AC_SUBST(HaveRtldLocal)
1155 AC_SUBST(HaveRtldGlobal)
1156 AC_SUBST(HaveRtldNow)
1158 AC_CHECK_LIB(dl, dlopen,
1160 AC_DEFINE(HAVE_LIBDL)
1163 AC_CHECK_FUNCS(dlopen)
1166 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1167 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1176 AC_DEFINE(HAVE_RTLDNEXT)
1182 AC_SUBST(HaveRtldNext)
1184 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1185 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1194 AC_DEFINE(HAVE_RTLDLOCAL)
1200 AC_SUBST(HaveRtldLocal)
1202 dnl ** RTLD_GLOBAL isn't available on openbsd
1203 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1212 AC_DEFINE(HAVE_RTLDGLOBAL)
1218 AC_SUBST(HaveRtldGlobal)
1220 dnl ** RTLD_NOW isn't available on openbsd
1221 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1230 AC_DEFINE(HAVE_RTLDNOW)
1236 AC_SUBST(HaveRtldNow)
1239 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1241 dnl ---------- usleep ----------
1242 dnl --- stolen from guile configure ---
1243 dnl --- FIXME: /usr/include/unistd.h can't be right?
1245 ### On some systems usleep has no return value. If it does have one,
1246 ### we'd like to return it; otherwise, we'll fake it.
1247 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1248 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1249 /usr/include/unistd.h,
1250 [cv_func_usleep_return_type=void],
1251 [cv_func_usleep_return_type=int])])
1252 case "$cv_func_usleep_return_type" in
1254 AC_DEFINE(USLEEP_RETURNS_VOID, 1,
1255 [Define if the system headers declare usleep to return void.])
1259 dnl --------------------------------------------------
1260 dnl * test for in_addr_t
1261 dnl --------------------------------------------------
1262 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1263 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1264 [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
1267 dnl --------------------------------------------------
1268 dnl * test for Linux sendfile(2)
1269 dnl --------------------------------------------------
1270 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1271 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1272 [ AC_DEFINE(HAVE_LINUX_SENDFILE) AC_MSG_RESULT(yes) ],
1275 dnl --------------------------------------------------
1276 dnl * test for BSD sendfile(2)
1277 dnl --------------------------------------------------
1278 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1279 AC_EGREP_HEADER(sendfile, sys/socket.h,
1280 [ AC_DEFINE(HAVE_BSD_SENDFILE) AC_MSG_RESULT(yes) ],
1283 dnl --------------------------------------------------
1285 dnl --------------------------------------------------
1287 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1288 if test "$GTK_CONFIG" != ""; then
1289 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1290 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1292 GTK_VERSION=$fptools_cv_gtk_version
1297 case $fptools_cv_gtk_version in
1299 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1304 AC_SUBST(GTK_CONFIG)
1305 AC_SUBST(GTK_VERSION)
1307 dnl --------------------------------------------------
1308 dnl * Miscellaneous feature tests
1309 dnl --------------------------------------------------
1311 dnl ** can we get alloca?
1314 dnl ** Working vfork?
1317 dnl ** determine whether or not const works
1320 dnl ** determine whether ANSI-function prototypes work?
1323 dnl ** are we big endian?
1326 dnl ** check for leading underscores in symbol names
1329 dnl ** check for ld, and whether ld has -x option
1330 AC_PATH_PROG(LdCmdRaw, ld)
1332 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1334 *) LdCmd=${LdCmdRaw}
1340 AC_MSG_CHECKING([for SIGPOLL])
1341 AC_EGREP_CPP(we_have_sigpoll,
1342 [#include <signal.h>
1346 ], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
1347 AC_MSG_RESULT([$haveSIGPOLL])
1349 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1350 AC_EGREP_CPP(we_have_that_sysconf_thing,
1353 #ifdef _SC_GETGR_R_SIZE_MAX
1354 we_have_that_sysconf_thing
1357 [AC_MSG_RESULT([yes])
1358 AC_DEFINE(HAVE_SC_GETGR_R_SIZE_MAX)],
1359 [AC_MSG_RESULT([no])])
1361 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1362 AC_EGREP_CPP(we_have_that_sysconf_thing,
1365 #ifdef _SC_GETPW_R_SIZE_MAX
1366 we_have_that_sysconf_thing
1369 [AC_MSG_RESULT([yes])
1370 AC_DEFINE(HAVE_SC_GETPW_R_SIZE_MAX)],
1371 [AC_MSG_RESULT([no])])
1373 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )