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 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 echo "Unrecognised platform: $HostPlatform"
329 echo "Canonicalised to: $HostPlatform"
330 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
331 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
333 BuildPlatform_CPP=$HostPlatform_CPP
334 TargetPlatform_CPP=$HostPlatform_CPP
335 BuildArch_CPP=$HostArch_CPP
336 TargetArch_CPP=$HostArch_CPP
337 BuildOS_CPP=$HostOS_CPP
339 TargetOS_CPP=$HostOS_CPP
340 BuildVendor_CPP=$HostVendor_CPP
341 TargetVendor_CPP=$HostVendor_CPP
343 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
344 dnl AC_SUBST(BuildPlatform)
346 AC_SUBST(HostPlatform)
347 AC_SUBST(TargetPlatform)
348 AC_SUBST(HostPlatform_CPP)
349 dnl AC_SUBST(BuildPlatform_CPP)
350 dnl AC_SUBST(TargetPlatform_CPP)
352 AC_SUBST(HostArch_CPP)
353 dnl AC_SUBST(BuildArch_CPP)
354 dnl AC_SUBST(TargetArch_CPP)
357 AC_SUBST(HostOS_Full)
358 dnl AC_SUBST(BuildOS_CPP)
359 dnl AC_SUBST(TargetOS_CPP)
361 AC_SUBST(HostVendor_CPP)
362 dnl AC_SUBST(BuildVendor_CPP)
363 dnl AC_SUBST(TargetVendor_CPP)
367 dnl --------------------------------------------------------------
368 dnl * Calculate absolute path to build tree
369 dnl --------------------------------------------------------------
371 AC_MSG_CHECKING(for path to top of build tree)
375 dnl Remove common automounter nonsense
377 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
379 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).
381 case $HostPlatform in
382 i386-unknown-mingw32 | i386-unknown-cygwin32)
383 # convert $hardtop to a path that mingw will understand too
384 cyghardtop=${hardtop}
385 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
386 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
389 hardtop_plat=${hardtop}
393 AC_SUBST(hardtop_plat)
395 AC_MSG_RESULT(${hardtop})
397 dnl --------------------------------------------------------------
398 dnl * Project specific configuration options
399 dnl --------------------------------------------------------------
400 dnl What follows is a bunch of options that can either be configured
401 dnl through command line options to the configure script or by
402 dnl supplying defns in the build tree's mk/build.mk. Having the option to
403 dnl use either is considered a Feature.
405 dnl ** What command to use to compile compiler sources ?
406 dnl --------------------------------------------------------------
409 [ --with-ghc=<haskell compiler>
410 Use a command different from 'ghc' to compile GHC-specific Haskell code
411 (including GHC itself).
413 [ WithGhc="$withval" ],
415 if test "$GHC" = ""; then
416 AC_PATH_PROG(GHC,ghc)
424 [ --with-hc=<haskell compiler>
425 Use a command different from 'ghc' to compile generic Haskell code.
432 if test "$WithGhc" != ""; then
433 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
434 AC_SUBST(GhcVersion)dnl
435 AC_SUBST(GhcMajVersion)dnl
436 AC_SUBST(GhcMinVersion)dnl
437 AC_SUBST(GhcPatchLevel)dnl
440 AC_PATH_PROGS(NHC,nhc nhc98)
441 AC_PATH_PROG(HBC,hbc)
443 dnl ** Which gcc to use?
444 dnl --------------------------------------------------------------
446 [ --with-gcc=<gcc command>
447 Use a different command instead of 'gcc' for the GNU C compiler.
449 [WhatGccIsCalled="$withval"
450 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
451 # Canonicalise to <drive>:/path/to/gcc
452 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
455 [WhatGccIsCalled="gcc"]
457 AC_SUBST(WhatGccIsCalled)
459 dnl ** Booting from .hc files?
460 dnl --------------------------------------------------------------
461 AC_ARG_ENABLE(hc-boot,
463 Boot the Glasgow Haskell Compiler from intermediate .hc files.
464 (This option is mostly of interest to porters.)
469 AC_SUBST(BootingFromHc)
471 dnl ** Booting from unregisterised .hc files?
472 dnl --------------------------------------------------------------
473 AC_ARG_ENABLE(hc-boot-unregisterised,
474 [ --enable-hc-boot-unregisterised
475 With --enable-hc-boot, treat the intermediate .hc files as
476 unregisterised rather than registerised code.
477 (This option is mostly of interest to porters.)
479 [BootingFromUnregisterisedHc=YES],
480 [BootingFromUnregisterisedHc=NO]
482 AC_SUBST(BootingFromUnregisterisedHc)
484 if test "$BootingFromHc" = "NO"; then
485 if test "$BootingFromUnregisterisedHc" = "YES"; then
486 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
490 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
491 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
492 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
495 dnl ** Enable multi-thread friendly RTS?
496 dnl --------------------------------------------------------------
497 AC_ARG_ENABLE(threaded-rts,
498 [ --enable-threaded-rts
499 Support better interop with OS threads.
504 AC_SUBST(ThreadedRts)
506 dnl ** Enable the construction of Win32 DLLs?
507 dnl --------------------------------------------------------------
509 dnl [ The ability to build the RTS and libraries as separate DLLs used
510 dnl to be supported, but isn't currently (updates to the RTS, compiler
511 dnl and build system would be required to bring it back again.)
512 dnl Hence, exposing it as an option is false advertisement, so better
513 dnl disable it to avoid confusion (but leave it commented-out rather
514 dnl than removed in order to remind ourselves to bring back the
515 dnl feature at some stage.) ]
517 dnl AC_ARG_ENABLE(win32-dlls,
518 dnl [ --enable-win32-dlls
519 dnl If on a Win32 platform running mingw32/cygwin, enable the
520 dnl construction of DLLs containing ghc-compiled code.
523 dnl case $HostOS_CPP in
526 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
530 dnl EnableWin32DLLs=YES
532 dnl [EnableWin32DLLs=NO]
534 dnl AC_SUBST(EnableWin32DLLs)
535 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
536 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
539 dnl ** Enable the building of the ObjectIO?
540 dnl --------------------------------------------------------------
541 AC_ARG_ENABLE(objectio,
543 Build ObjectIO, a portable GUI library for Haskell.
545 [GhcLibsWithObjectIO=YES],
546 [GhcLibsWithObjectIO=NO]
548 AC_SUBST(GhcLibsWithObjectIO)
550 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
551 dnl --------------------------------------------------------------
552 AC_ARG_ENABLE(hopengl,
554 Build HOpenGL, a Haskell binding for OpenGL/GLUT.
555 On Mac OS X, use --enable-hopengl=x11 to use X11 instead
556 of the "native" libraries.
558 [GhcLibsWithHOpenGL=YES],
559 [GhcLibsWithHOpenGL=NO]
562 if test x"$TargetOS_CPP" = x"darwin"; then
563 if test x"$enable_hopengl" != x"x11"; then
564 AC_DEFINE(USE_QUARTZ_OPENGL)
569 AC_SUBST(GhcLibsWithHOpenGL)
571 dnl ** .NET interop support?
572 dnl --------------------------------------------------------------
573 AC_ARG_ENABLE(dotnet,
575 Build .NET interop layer.
577 [DotnetSupport=YES; AC_DEFINE(WANT_DOTNET_SUPPORT)],
580 AC_SUBST(DotnetSupport)
582 dnl --------------------------------------------------------------
583 dnl End of configure script option section
584 dnl --------------------------------------------------------------
587 dnl --------------------------------------------------------------
588 dnl * General configuration checks
589 dnl --------------------------------------------------------------
594 dnl ** look for `perl', but only in /bin on Windows
597 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
598 if test -z "$PerlCmd"; then
599 echo "You must install the version of Perl shipped with GHC"
600 echo "(or a compatible one) in /bin."
605 AC_PATH_PROG(PerlCmd,perl)
606 if test -z "$PerlCmd"; then
607 echo "You must install perl before you can continue"
608 echo "Perhaps it is already installed, but not in your PATH?"
611 FPTOOLS_CHECK_PERL_VERSION
616 dnl ** does #! path/to/perl work? (sometimes it's too long...)
619 dnl ** check for Python
620 AC_PATH_PROG(PythonCmd,python)
622 dnl ** look for GCC and find out which version
623 dnl Figure out which C compiler to use. Gcc is preferred.
624 dnl If gcc, make sure it's at least 2.1
628 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
630 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
633 dnl ** Without optimization some INLINE trickery fails for GHCi
636 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
637 if test x"$TargetOS_CPP" = x"mingw32"; then
638 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
639 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
640 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
642 AC_SUBST(SRC_CC_OPTS)
644 dnl ** figure out how to do context diffs
647 dnl ** Find find command (for Win32's benefit)
650 dnl ** look for a decent parser generator (bison preferred)
651 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
652 dnl on the suitability of the 'yacc' returned.)
655 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
656 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
657 dnl exists if 'flex' doesn't.
660 dnl ** figure out how to do a BSD-ish install
663 dnl If you can run configure, you certainly have /bin/sh
664 AC_DEFINE(HAVE_BIN_SH)
666 dnl ** how to invoke `ar' and `ranlib'
667 FPTOOLS_PROG_AR_AND_RANLIB
669 dnl ** Check to see whether ln -s works
673 dnl ** Find the path to sed
674 AC_PATH_PROG(SedCmd,sed)
677 dnl ** check for time command
678 AC_PATH_PROG(TimeCmd,time)
681 dnl if GNU tar is named gtar, look for it first.
682 AC_PATH_PROGS(TarCmd,gtar tar,tar)
684 dnl ** check for gzip/compress
685 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
687 dnl ** check for jade/openjade & determine a working catalog
688 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
689 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
690 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
691 if test -z "$Catalog"; then
692 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
695 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
701 Catalog=`cygpath -w $hardtop/$Catalog`
703 *) Catalog=$hardtop/$Catalog
710 compress_nm=`basename $CompressCmd`
711 if test x"$compress_nm" = xgzip; then
712 CompressCmd="$CompressCmd -d"
717 AC_SUBST(CompressCmd)
718 AC_SUBST(CompressSuffix)
720 dnl ** check for ghc-pkg command
722 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
724 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
725 GhcPkgCmd=$ghc_pkg_guess
726 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
728 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
731 AC_ARG_WITH(greencard,
732 [ --with-greencard=<greencard compiler>
733 Use a command different from 'green-card' to compile GreenCard files
736 GreencardCmd=$withval;
737 FPTOOLS_GREENCARD(3.00)
741 AC_ARG_ENABLE(src-tree-happy,
742 [ --enable-src-tree-happy
743 Build and use source tree (fptools/happy) version of Happy.
745 [UseSrcTreeHappy=YES],
748 dnl ** check for installed happy binary + version
749 dnl (don't do it if we're booting from .hc files though.)
750 if test "$BootingFromHc" = "NO"; then
754 AC_ARG_ENABLE(src-tree-haddock,
755 [ --enable-src-tree-haddock
756 Build and use source tree (fptools/haddock) version of Haddock.
758 [UseSrcTreeHaddock=YES],
759 [UseSrcTreeHaddock=NO]
761 dnl ** check for installed haddock
764 AC_ARG_ENABLE(src-tree-alex,
765 [ --enable-src-tree-alex
766 Build and use source tree (fptools/alex) version of Alex.
768 [UseSrcTreeAlex=YES],
771 dnl ** check for installed alex binary + version
772 dnl (don't do it if we're booting from .hc files though.)
773 if test "$BootingFromHc" = "NO"; then
777 dnl --------------------------------------------------
778 dnl ### program checking section ends here ###
779 dnl --------------------------------------------------
781 dnl --------------------------------------------------
782 dnl * Platform header file and syscall feature tests
783 dnl ### checking the state of the local header files and syscalls ###
785 dnl ** check for full ANSI header (.h) files
788 dnl ** Enable large file support. NB. do this before testing the type of
789 dnl off_t, because it will affect the result of that test.
792 dnl ** check for specific header (.h) files that we are interested in
793 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)
794 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
796 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
797 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
799 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
800 HaveReadlineHeaders=YES
801 AC_DEFINE(HAVE_READLINE_HEADERS,1)
803 HaveReadlineHeaders=NO
804 AC_DEFINE(HAVE_READLINE_HEADERS,0)
806 AC_SUBST(HaveReadlineHeaders)
808 dnl ** check for DOS include files
809 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
811 dnl ** check for Windows include files
812 AC_CHECK_HEADERS(windows.h)
814 dnl ** check for OpenGL include files
815 if test $UseQuartzOpenGL = YES ; then
816 AC_CHECK_HEADERS(OpenGL/gl.h)
818 AC_CHECK_HEADERS(GL/gl.h)
821 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
824 dnl dynamic loading include files
825 AC_CHECK_HEADERS(dlfcn.h dl.h)
827 dnl ** check for farcalloc (in bcc)
828 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
830 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
831 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
833 dnl ** check for POSIX regex
835 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
836 AC_SUBST(HavePosixRegex)
838 dnl ** how do we get a timezone name, and UTC offset ?
841 dnl ** what's the type of timezone?
842 FPTOOLS_HAVE_TIMEZONE
843 FPTOOLS_TYPE_TIMEZONE
845 dnl ** do we have altzone?
848 dnl ** does struct stat contain st_blksize?
851 dnl ** do we have long longs?
854 dnl ** check what fields struct msghdr contains
855 FPTOOLS_MSGHDR_MSG_ACCRIGHTS
856 FPTOOLS_MSGHDR_MSG_CONTROL
858 dnl ** what are the sizes of various types
859 dnl (these must come before GHC_CHECK_ALIGNMENT)
860 AC_CHECK_SIZEOF(char, 1)
861 AC_CHECK_SIZEOF(double, 8)
862 AC_CHECK_SIZEOF(float, 4)
863 AC_CHECK_SIZEOF(int, 4)
864 AC_CHECK_SIZEOF(long, 4)
865 if test "$fptools_cv_have_long_long" = yes; then
866 AC_CHECK_SIZEOF(long long, 8)
868 AC_CHECK_SIZEOF(short, 2)
869 AC_CHECK_SIZEOF(unsigned char, 1)
870 AC_CHECK_SIZEOF(unsigned int, 4)
871 AC_CHECK_SIZEOF(unsigned long, 4)
872 if test "$fptools_cv_have_long_long" = yes; then
873 AC_CHECK_SIZEOF(unsigned long long, 8)
875 AC_CHECK_SIZEOF(unsigned short, 2)
876 AC_CHECK_SIZEOF(void *, 4)
878 dnl ** what are alignment constraints on various types
879 FPTOOLS_CHECK_ALIGNMENT(char)
880 FPTOOLS_CHECK_ALIGNMENT(double)
881 FPTOOLS_CHECK_ALIGNMENT(float)
882 FPTOOLS_CHECK_ALIGNMENT(int)
883 FPTOOLS_CHECK_ALIGNMENT(long)
884 if test "$fptools_cv_have_long_long" = yes; then
885 FPTOOLS_CHECK_ALIGNMENT(long long)
887 FPTOOLS_CHECK_ALIGNMENT(short)
888 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
889 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
890 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
891 if test "$fptools_cv_have_long_long" = yes; then
892 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
894 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
895 FPTOOLS_CHECK_ALIGNMENT(void *)
897 dnl ** map standard C types and ISO types to Haskell types
898 FPTOOLS_CHECK_HTYPE(char)
899 FPTOOLS_CHECK_HTYPE(signed char)
900 FPTOOLS_CHECK_HTYPE(unsigned char)
901 FPTOOLS_CHECK_HTYPE(short)
902 FPTOOLS_CHECK_HTYPE(unsigned short)
903 FPTOOLS_CHECK_HTYPE(int)
904 FPTOOLS_CHECK_HTYPE(unsigned int)
905 FPTOOLS_CHECK_HTYPE(long)
906 FPTOOLS_CHECK_HTYPE(unsigned long)
907 if test "$fptools_cv_have_long_long" = yes; then
908 FPTOOLS_CHECK_HTYPE(long long)
909 FPTOOLS_CHECK_HTYPE(unsigned long long)
911 FPTOOLS_CHECK_HTYPE(float)
912 FPTOOLS_CHECK_HTYPE(double)
913 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
914 FPTOOLS_CHECK_HTYPE(size_t)
915 FPTOOLS_CHECK_HTYPE(wchar_t)
916 dnl Int32 is a HACK for non-ISO C compilers
917 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
918 FPTOOLS_CHECK_HTYPE(clock_t)
919 FPTOOLS_CHECK_HTYPE(time_t)
920 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
921 FPTOOLS_CHECK_HTYPE(ino_t)
922 FPTOOLS_CHECK_HTYPE(mode_t)
923 FPTOOLS_CHECK_HTYPE(off_t)
924 FPTOOLS_CHECK_HTYPE(pid_t)
925 FPTOOLS_CHECK_HTYPE(gid_t)
926 FPTOOLS_CHECK_HTYPE(uid_t)
927 FPTOOLS_CHECK_HTYPE(cc_t)
928 FPTOOLS_CHECK_HTYPE(speed_t)
929 FPTOOLS_CHECK_HTYPE(tcflag_t)
930 FPTOOLS_CHECK_HTYPE(blkcnt_t)
931 FPTOOLS_CHECK_HTYPE(nlink_t)
932 FPTOOLS_CHECK_HTYPE(ssize_t)
933 FPTOOLS_CHECK_HTYPE(rlim_t)
935 dnl ** Map OpenGL data types to Haskell types
936 if test $GhcLibsWithHOpenGL = YES ; then
937 FPTOOLS_CHECK_HTYPE(GLboolean)
938 FPTOOLS_CHECK_HTYPE(GLbyte)
939 FPTOOLS_CHECK_HTYPE(GLubyte)
940 FPTOOLS_CHECK_HTYPE(GLshort)
941 FPTOOLS_CHECK_HTYPE(GLushort)
942 FPTOOLS_CHECK_HTYPE(GLint)
943 FPTOOLS_CHECK_HTYPE(GLuint)
944 FPTOOLS_CHECK_HTYPE(GLsizei)
945 FPTOOLS_CHECK_HTYPE(GLenum)
946 FPTOOLS_CHECK_HTYPE(GLbitfield)
947 FPTOOLS_CHECK_HTYPE(GLfloat)
948 FPTOOLS_CHECK_HTYPE(GLclampf)
949 FPTOOLS_CHECK_HTYPE(GLdouble)
950 FPTOOLS_CHECK_HTYPE(GLclampd)
953 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
955 dnl ** can we open files in binary mode?
958 dnl ** check for GetModuleFileName and WinExec (windows only)
959 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
960 dnl Doesn't work because the linker can't see the functions if
961 dnl you omit the #include <windows.h>. (I've no idea why not...)
963 FPTOOLS_TRY_LINK_NOWARN(,[
974 if test "$have_winexec" = "1"; then
975 AC_DEFINE(HAVE_WINEXEC)
978 FPTOOLS_TRY_LINK_NOWARN(,[
984 GetModuleFileName((HMODULE)0,dir,0);
988 [have_getmodulefilename=1],
989 [have_getmodulefilename=0])
990 if test "$have_getmodulefilename" = "1"; then
991 AC_DEFINE(HAVE_GETMODULEFILENAME)
994 dnl ** check return type of signal handlers
995 dnl Foo: assumes we can use prototypes.
996 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
997 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
998 dnl [AC_TRY_COMPILE([#include <sys/types.h>
999 dnl #include <signal.h>
1003 dnl void (*signal (int, void (*)(int)))(int);
1006 dnl ac_cv_type_signal_handler=void_int,
1007 dnl ac_cv_type_signal_handler=int_void)])
1008 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1009 dnl AC_DEFINE(VOID_INT_SIGNALS)
1012 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1014 if test "$ac_cv_type_signal" = void; then
1015 AC_DEFINE(VOID_INT_SIGNALS)
1018 dnl ** check for more functions
1019 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1020 AC_CHECK_FUNCS(strcmp)
1021 AC_CHECK_FUNCS(realpath _fullpath)
1022 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1023 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1024 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1025 AC_CHECK_FUNCS(snprintf _snprintf )
1026 AC_CHECK_FUNCS(popen _popen )
1027 AC_CHECK_FUNCS(pclose _pclose )
1028 AC_CHECK_FUNCS(setenv unsetenv)
1031 dnl ** check for specific library functions that we are interested in
1032 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1034 dnl ** Solaris2 needs additionl flag for getpw*_r()
1035 case "$TargetPlatform" in
1037 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1038 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1042 dnl ** check whether this machine has gmp3 installed
1043 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1044 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1045 HaveLibGmp=NO; LibGmp=not-installed))
1046 AC_SUBST(HaveLibGmp)
1049 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1050 HaveFrameworkHaskellSupport=NO
1051 if test $HostPlatform = "powerpc-apple-darwin"; then
1052 AC_MSG_CHECKING([for HaskellSupport.framework])
1054 LIBS="-framework HaskellSupport"
1055 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1056 if test $HaveFrameworkHaskellSupport = YES; then
1057 AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
1060 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1062 AC_SUBST(HaveFrameworkHaskellSupport)
1064 dnl ** check for mingwex library
1065 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1066 AC_SUBST(HaveLibMingwEx)
1068 if test $HaveLibMingwEx = YES ; then
1069 AC_DEFINE(HAVE_MINGWEX)
1072 if test "$HaveLibGmp" = "NO"; then
1073 if test "$HostArch_CPP" = "ia64"; then
1074 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1078 dnl ** check whether this machine has GNU regex in libc.
1079 FPTOOLS_REGEX_IN_LIBC
1081 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1082 dnl the order of these tests matters: bfd needs liberty
1083 AC_CHECK_LIB(iberty, xmalloc)
1084 AC_CHECK_LIB(bfd, bfd_init)
1086 dnl ** check for readline, for Hugs and hslibs' Readline
1087 dnl ncurses supersedes termcap and curses, but for compatibility,
1088 dnl we have to check for all...
1089 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1090 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1091 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1092 HaveLibTermcap=NO; LibTermcap=not-installed)))
1094 if test $HaveLibTermcap = YES ; then
1095 LIBS="-l$LibTermcap $LIBS"
1096 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1099 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1100 AC_DEFINE(HAVE_READLINE_LIBS,1)
1101 LibsReadline="readline $LibTermcap"
1103 AC_DEFINE(HAVE_READLINE_LIBS,0)
1106 AC_SUBST(LibsReadline)
1108 if test "$HaveLibReadline"; then
1109 AC_CHECK_LIB(readline, rl_erase_empty_line,
1110 [AC_DEFINE(HAVE_READLINE_4, 1)],
1111 [AC_DEFINE(HAVE_READLINE_4, 0)])
1112 AC_CHECK_LIB(readline, rl_free_undo_list,
1113 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
1114 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
1116 AC_DEFINE(HAVE_READLINE_4, 0)
1117 AC_DEFINE(HAVE_READLINE_4_2, 0)
1120 dnl ** check for math library
1121 FPTOOLS_CHECK_LIBM()
1124 dnl ** check for X Window System
1127 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1128 if test $GhcLibsWithHOpenGL = YES ; then
1129 if test $UseQuartzOpenGL = YES ; then
1130 dnl Take a shortcut for Mac OS X native OpenGL:
1131 dnl It's in a non-standard location, but it's always there
1143 dnl ################################################################
1144 dnl Check for libraries
1145 dnl ################################################################
1147 dnl ** check for libdl & RTLD_NEXT
1149 dnl (Mac OS X only) ... but don't check if we already have the
1150 dnl HaskellSupport.framework
1152 if test $HaveFrameworkHaskellSupport = YES; then
1156 AC_DEFINE(HAVE_RTLDLOCAL)
1158 AC_DEFINE(HAVE_RTLDGLOBAL)
1160 AC_DEFINE(HAVE_RTLDNOW)
1162 AC_SUBST(HaveRtldNext)
1163 AC_SUBST(HaveRtldLocal)
1164 AC_SUBST(HaveRtldGlobal)
1165 AC_SUBST(HaveRtldNow)
1167 AC_CHECK_LIB(dl, dlopen,
1169 AC_DEFINE(HAVE_LIBDL)
1172 AC_CHECK_FUNCS(dlopen)
1175 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1176 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1185 AC_DEFINE(HAVE_RTLDNEXT)
1191 AC_SUBST(HaveRtldNext)
1193 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1194 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1203 AC_DEFINE(HAVE_RTLDLOCAL)
1209 AC_SUBST(HaveRtldLocal)
1211 dnl ** RTLD_GLOBAL isn't available on openbsd
1212 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1221 AC_DEFINE(HAVE_RTLDGLOBAL)
1227 AC_SUBST(HaveRtldGlobal)
1229 dnl ** RTLD_NOW isn't available on openbsd
1230 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1239 AC_DEFINE(HAVE_RTLDNOW)
1245 AC_SUBST(HaveRtldNow)
1248 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1250 dnl ---------- usleep ----------
1251 dnl --- stolen from guile configure ---
1252 dnl --- FIXME: /usr/include/unistd.h can't be right?
1254 ### On some systems usleep has no return value. If it does have one,
1255 ### we'd like to return it; otherwise, we'll fake it.
1256 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1257 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1258 /usr/include/unistd.h,
1259 [cv_func_usleep_return_type=void],
1260 [cv_func_usleep_return_type=int])])
1261 case "$cv_func_usleep_return_type" in
1263 AC_DEFINE(USLEEP_RETURNS_VOID, 1,
1264 [Define if the system headers declare usleep to return void.])
1268 dnl --------------------------------------------------
1269 dnl * test for in_addr_t
1270 dnl --------------------------------------------------
1271 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1272 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1273 [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
1276 dnl --------------------------------------------------
1277 dnl * test for Linux sendfile(2)
1278 dnl --------------------------------------------------
1279 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1280 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1281 [ AC_DEFINE(HAVE_LINUX_SENDFILE) AC_MSG_RESULT(yes) ],
1284 dnl --------------------------------------------------
1285 dnl * test for BSD sendfile(2)
1286 dnl --------------------------------------------------
1287 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1288 AC_EGREP_HEADER(sendfile, sys/socket.h,
1289 [ AC_DEFINE(HAVE_BSD_SENDFILE) AC_MSG_RESULT(yes) ],
1292 dnl --------------------------------------------------
1294 dnl --------------------------------------------------
1296 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1297 if test "$GTK_CONFIG" != ""; then
1298 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1299 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1301 GTK_VERSION=$fptools_cv_gtk_version
1306 case $fptools_cv_gtk_version in
1308 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1313 AC_SUBST(GTK_CONFIG)
1314 AC_SUBST(GTK_VERSION)
1316 dnl --------------------------------------------------
1317 dnl * Miscellaneous feature tests
1318 dnl --------------------------------------------------
1320 dnl ** can we get alloca?
1323 dnl ** Working vfork?
1326 dnl ** determine whether or not const works
1329 dnl ** determine whether ANSI-function prototypes work?
1332 dnl ** are we big endian?
1335 dnl ** check for leading underscores in symbol names
1338 dnl ** check for ld, and whether ld has -x option
1339 AC_PATH_PROG(LdCmdRaw, ld)
1341 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1343 *) LdCmd=${LdCmdRaw}
1349 AC_MSG_CHECKING([for SIGPOLL])
1350 AC_EGREP_CPP(we_have_sigpoll,
1351 [#include <signal.h>
1355 ], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
1356 AC_MSG_RESULT([$haveSIGPOLL])
1358 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1359 AC_EGREP_CPP(we_have_that_sysconf_thing,
1362 #ifdef _SC_GETGR_R_SIZE_MAX
1363 we_have_that_sysconf_thing
1366 [AC_MSG_RESULT([yes])
1367 AC_DEFINE(HAVE_SC_GETGR_R_SIZE_MAX)],
1368 [AC_MSG_RESULT([no])])
1370 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1371 AC_EGREP_CPP(we_have_that_sysconf_thing,
1374 #ifdef _SC_GETPW_R_SIZE_MAX
1375 we_have_that_sysconf_thing
1378 [AC_MSG_RESULT([yes])
1379 AC_DEFINE(HAVE_SC_GETPW_R_SIZE_MAX)],
1380 [AC_MSG_RESULT([no])])
1382 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )