1 dnl == autoconf source for the Glasgow FP tools ==
2 dnl (run "grep '^dnl \*' configure.ac | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
3 dnl (or some such) to see the outline of this file)
6 # (c) The AQUA Project, Glasgow University, 1994-1998
8 # Configure script template for the Glasgow functional programming tools
10 # Process with 'autoconf' to get a working configure script.
12 # For the generated configure script, do "./configure --help" to
13 # see what flags are available. (Better yet, read the documentation!)
16 # First off, a distrib sanity check..
17 AC_INIT(mk/config.mk.in)
19 dnl * We require autoconf version 2.52
20 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
21 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
24 dnl * Declare subdirectories that have a private configure script
26 dnl After the toplevel configuration is complete, the script will recurse into
27 dnl these subdirectories if they exist. The use of a cache file makes repeated
29 AC_CONFIG_SUBDIRS([ghc libraries])
31 # -------------------------------------------------------------------------
32 # Prepare to generate the following header files
35 AC_CONFIG_HEADER(mk/config.h)
37 # No, semi-sadly, we don't do `--srcdir'...
38 if test x"$srcdir" != 'x.' ; then
39 echo "This configuration does not support the \`--srcdir' option.."
43 dnl--------------------------------------------------------------------
44 dnl * Choose host(/target/build) platform
45 dnl--------------------------------------------------------------------
47 dnl Guess host/target/build platform(s) if necessary.
50 # "$host" defaults to "$target"
51 if test "x$host" = xNONE ; then
55 dnl ** canonicalize platform names
56 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
57 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
58 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
60 if test x"$TargetPlatform" != x"$HostPlatform" ; then
61 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
67 # The following will be more difficult when we *are* cross-compiling.
68 # Suitable names to slam in *_CPP are in platform.h.in.
69 # We also record the architecture, vendor, and operating system (OS)
72 alpha*-dec-osf[[12]]*)
73 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
74 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
75 BuildPlatform=alpha-dec-osf1 # hack
76 HostPlatform_CPP='alpha_dec_osf1'
81 alpha*-dec-osf[[345]]*)
82 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
83 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
84 BuildPlatform=alpha-dec-osf3 # hack
85 HostPlatform_CPP='alpha_dec_osf3'
90 alpha*-unknown-linux*)
91 HostPlatform=alpha-unknown-linux
92 TargetPlatform=alpha-unknown-linux
93 BuildPlatform=alpha-unknown-linux
94 HostPlatform_CPP='alpha_unknown_linux'
96 HostVendor_CPP='unknown'
99 alpha*-unknown-freebsd*)
100 HostPlatform=alpha-unknown-freebsd
101 TargetPlatform=alpha-unknown-freebsd
102 BuildPlatform=alpha-unknown-freebsd
103 HostPlatform_CPP='alpha_unknown_freebsd'
105 HostVendor_CPP='unknown'
109 HostPlatform=arm-unknown-linux # hack again
110 TargetPlatform=arm-unknown-linux
111 BuildPlatform=arm-unknown-linux
112 HostPlatform_CPP='arm_unknown_linux'
114 HostVendor_CPP='unknown'
118 HostPlatform=hppa-unknown-linux # hack again
119 TargetPlatform=hppa-unknown-linux
120 BuildPlatform=hppa-unknown-linux
121 HostPlatform_CPP='hppa_unknown_linux'
123 HostVendor_CPP='unknown'
127 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
128 TargetPlatform=hppa1.1-hp-hpux
129 BuildPlatform=hppa1.1-hp-hpux
130 HostPlatform_CPP='hppa1_1_hp_hpux'
131 HostArch_CPP='hppa1_1'
135 i[[3456]]86-*-linuxaout*)
136 HostPlatform=i386-unknown-linuxaout # hack again
137 TargetPlatform=i386-unknown-linuxaout
138 BuildPlatform=i386-unknown-linuxaout
139 HostPlatform_CPP='i386_unknown_linuxaout'
141 HostVendor_CPP='unknown'
142 HostOS_CPP='linuxaout'
144 i[[3456]]86-*-linux*)
145 HostPlatform=i386-unknown-linux # hack again
146 TargetPlatform=i386-unknown-linux
147 BuildPlatform=i386-unknown-linux
148 HostPlatform_CPP='i386_unknown_linux'
150 HostVendor_CPP='unknown'
153 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
154 HostPlatform=i386-unknown-freebsd # hack again
155 TargetPlatform=i386-unknown-freebsd
156 BuildPlatform=i386-unknown-freebsd
157 HostPlatform_CPP='i386_unknown_freebsd'
159 HostVendor_CPP='unknown'
162 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
163 HostPlatform=i386-unknown-freebsd2 # hack again
164 TargetPlatform=i386-unknown-freebsd2
165 BuildPlatform=i386-unknown-freebsd2
166 HostPlatform_CPP='i386_unknown_freebsd2'
168 HostVendor_CPP='unknown'
169 HostOS_CPP='freebsd2'
171 i[[3456]]86-*-netbsd*)
172 HostPlatform=i386-unknown-netbsd # hack again
173 TargetPlatform=i386-unknown-netbsd
174 BuildPlatform=i386-unknown-netbsd
175 HostPlatform_CPP='i386_unknown_netbsd'
177 HostVendor_CPP='unknown'
180 i[[3456]]86-*-openbsd*)
181 HostPlatform=i386-unknown-openbsd # hack again
182 TargetPlatform=i386-unknown-openbsd
183 BuildPlatform=i386-unknown-openbsd
184 HostPlatform_CPP='i386_unknown_openbsd'
186 HostVendor_CPP='unknown'
189 i[[3456]]86-*-solaris2*)
190 HostPlatform=i386-unknown-solaris2 # hack again
191 TargetPlatform=i386-unknown-solaris2
192 BuildPlatform=i386-unknown-solaris2
193 HostPlatform_CPP='i386_unknown_solaris2'
195 HostVendor_CPP='unknown'
196 HostOS_CPP='solaris2'
198 i[[3456]]86-*-cygwin*)
199 HostPlatform=i386-unknown-cygwin32 # hack again
200 TargetPlatform=i386-unknown-cygwin32
201 BuildPlatform=i386-unknown-cygwin32
202 HostPlatform_CPP='i386_unknown_cygwin32'
204 HostVendor_CPP='unknown'
205 HostOS_CPP='cygwin32'
208 i[[3456]]86-*-mingw32*)
209 HostPlatform=i386-unknown-mingw32 # hack again
210 TargetPlatform=i386-unknown-mingw32
211 BuildPlatform=i386-unknown-mingw32
212 HostPlatform_CPP='i386_unknown_mingw32'
214 HostVendor_CPP='unknown'
219 HostPlatform=ia64-unknown-linux # hack again
220 TargetPlatform=ia64-unknown-linux
221 BuildPlatform=ia64-unknown-linux
222 HostPlatform_CPP='ia64_unknown_linux'
224 HostVendor_CPP='unknown'
228 HostPlatform=x86_64-unknown-linux
229 TargetPlatform=x86_64-unknown-linux
230 BuildPlatform=x86_64-unknown-linux
231 HostPlatform_CPP='x86_64_unknown_linux'
232 HostArch_CPP='x86_64'
233 HostVendor_CPP='unknown'
237 HostPlatform=m68k-unknown-linux # hack again
238 TargetPlatform=m68k-unknown-linux
239 BuildPlatform=m68k-unknown-linux
240 HostPlatform_CPP='m68k_unknown_linux'
242 HostVendor_CPP='unknown'
246 HostPlatform_CPP='m68k_next_nextstep2'
248 HostVendor_CPP='next'
249 HostOS_CPP='nextstep2'
252 HostPlatform_CPP='m68k_next_nextstep3'
254 HostVendor_CPP='next'
255 HostOS_CPP='nextstep3'
257 i[[3456]]86-next-nextstep3)
258 HostPlatform=i386-next-nextstep3 # hack again
259 TargetPlatform=i386-next-nextstep3
260 BuildPlatform=i386-next-nextstep3
261 HostPlatform_CPP='i386_next_nextstep3'
263 HostVendor_CPP='next'
264 HostOS_CPP='nextstep3'
267 HostPlatform=m68k-unknown-openbsd
268 TargetPlatform=m68k-unknown-openbsd
269 BuildPlatform=m68k-unknown-openbsd
270 HostPlatform_CPP='m68k_unknown_openbsd'
272 HostVendor_CPP='unknown'
276 HostPlatform=m68k-unknown-netbsd
277 TargetPlatform=m68k-unknown-netbsd
278 BuildPlatform=m68k-unknown-netbsd
279 HostPlatform_CPP='m68k_unknown_netbsd'
281 HostVendor_CPP='unknown'
285 HostPlatform=m68k-sun-sunos4
286 TargetPlatform=m68k-sun-sunos4 #hack
287 BuildPlatform=m68k-sun-sunos4 #hack
288 HostPlatform_CPP='m68k_sun_sunos4'
294 HostPlatform=mips-unknown-linux # hack again
295 TargetPlatform=mips-unknown-linux
296 BuildPlatform=mips-unknown-linux
297 HostPlatform_CPP='mips_unknown_linux'
299 HostVendor_CPP='unknown'
303 HostPlatform_CPP='mips_dec_ultrix'
304 HostArch_CPP='mipsel' # NB a little different
309 HostPlatform=mips-sgi-irix
310 TargetPlatform=mips-sgi-irix #hack
311 BuildPlatform=mips-sgi-irix #hack
312 HostPlatform_CPP='mips_sgi_irix'
313 HostArch_CPP='mipseb' # NB a little different
318 HostPlatform=rs6000-ibm-aix
319 TargetPlatform=rs6000-ibm-aix #hack
320 BuildPlatform=rs6000-ibm-aix #hack
321 HostPlatform_CPP='rs6000_ibm_aix'
322 HostArch_CPP='rs6000'
327 HostPlatform=powerpc-ibm-aix
328 TargetPlatform=powerpc-ibm-aix #hack
329 BuildPlatform=powerpc-ibm-aix #hack
330 HostPlatform_CPP='powerpc_ibm_aix'
331 HostArch_CPP='powerpc'
335 powerpc-apple-darwin*)
336 HostPlatform=powerpc-apple-darwin
337 TargetPlatform=powerpc-apple-darwin #hack
338 BuildPlatform=powerpc-apple-darwin #hack
339 HostPlatform_CPP='powerpc_apple_darwin'
340 HostArch_CPP='powerpc'
341 HostVendor_CPP='apple'
344 powerpc-unknown-linux*)
345 HostPlatform=powerpc-unknown-linux
346 TargetPlatform=powerpc-unknown-linux
347 BuildPlatform=powerpc-unknown-linux
348 HostPlatform_CPP='powerpc_unknown_linux'
349 HostArch_CPP='powerpc'
350 HostVendor_CPP='unknown'
354 HostPlatform=s390-ibm-linux
355 TargetPlatform=s390-ibm-linux #hack
356 BuildPlatform=s390-ibm-linux #hack
357 HostPlatform_CPP='s390_ibm_linux'
363 HostPlatform=sparc-sun-sunos4
364 TargetPlatform=sparc-sun-sunos4 #hack
365 BuildPlatform=sparc-sun-sunos4 #hack
366 HostPlatform_CPP='sparc_sun_sunos4'
372 HostPlatform=sparc-sun-solaris2
373 TargetPlatform=sparc-sun-solaris2 #hack
374 BuildPlatform=sparc-sun-solaris2 #hack
375 HostPlatform_CPP='sparc_sun_solaris2'
378 HostOS_CPP='solaris2'
381 HostPlatform=sparc-unknown-linux
382 TargetPlatform=sparc-unknown-linux
383 BuildPlatform=sparc-unknown-linux
384 HostPlatform_CPP='sparc_unknown_linux'
386 HostVendor_CPP='unknown'
390 HostPlatform=sparc-unknown-openbsd
391 TargetPlatform=sparc-unknown-openbsd
392 BuildPlatform=sparc-unknown-openbsd
393 HostPlatform_CPP='sparc_unknown_openbsd'
395 HostVendor_CPP='unknown'
399 echo "Unrecognised platform: $HostPlatform"
403 echo "Canonicalised to: $HostPlatform"
404 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
405 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
407 BuildPlatform_CPP=$HostPlatform_CPP
408 TargetPlatform_CPP=$HostPlatform_CPP
409 BuildArch_CPP=$HostArch_CPP
410 TargetArch_CPP=$HostArch_CPP
411 BuildOS_CPP=$HostOS_CPP
413 TargetOS_CPP=$HostOS_CPP
414 BuildVendor_CPP=$HostVendor_CPP
415 TargetVendor_CPP=$HostVendor_CPP
417 AC_SUBST(BuildPlatform)
418 AC_SUBST(HostPlatform)
419 AC_SUBST(TargetPlatform)
420 AC_SUBST(HostPlatform_CPP)
421 AC_SUBST(BuildPlatform_CPP)
422 AC_SUBST(TargetPlatform_CPP)
424 AC_SUBST(HostArch_CPP)
425 AC_SUBST(BuildArch_CPP)
426 AC_SUBST(TargetArch_CPP)
429 AC_SUBST(HostOS_Full)
430 AC_SUBST(BuildOS_CPP)
431 AC_SUBST(TargetOS_CPP)
433 AC_SUBST(HostVendor_CPP)
434 AC_SUBST(BuildVendor_CPP)
435 AC_SUBST(TargetVendor_CPP)
439 dnl --------------------------------------------------------------
440 dnl * Calculate absolute path to build tree
441 dnl --------------------------------------------------------------
443 AC_MSG_CHECKING(for path to top of build tree)
447 dnl Remove common automounter nonsense
449 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
451 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).
453 case $HostPlatform in
454 i386-unknown-mingw32 | i386-unknown-cygwin32)
455 # convert $hardtop to a path that mingw will understand too
456 cyghardtop=${hardtop}
457 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
458 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
461 hardtop_plat=${hardtop}
465 AC_SUBST(hardtop_plat)
467 AC_MSG_RESULT(${hardtop})
469 dnl --------------------------------------------------------------
470 dnl * Project specific configuration options
471 dnl --------------------------------------------------------------
472 dnl What follows is a bunch of options that can either be configured
473 dnl through command line options to the configure script or by
474 dnl supplying defns in the build tree's mk/build.mk. Having the option to
475 dnl use either is considered a Feature.
477 dnl ** What command to use to compile compiler sources ?
478 dnl --------------------------------------------------------------
481 [AC_HELP_STRING([--with-ghc=ARG],
482 [Use ARG as the path to GHC [default=autodetect]])],
483 [ WithGhc="$withval" ],
485 if test "$GHC" = ""; then
486 AC_PATH_PROG(GHC,ghc)
493 [AC_HELP_STRING([--with-hc=ARG],
494 [Use ARG as the path to the compiler for compiling ordinary
495 Haskell code (default= value of --with-ghc)])],
501 if test "$WithGhc" != ""; then
502 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
503 AC_SUBST(GhcVersion)dnl
504 AC_SUBST(GhcMajVersion)dnl
505 AC_SUBST(GhcMinVersion)dnl
506 AC_SUBST(GhcPatchLevel)dnl
509 AC_PATH_PROGS(NHC,nhc nhc98)
510 AC_PATH_PROG(HBC,hbc)
512 dnl ** Which gcc to use?
513 dnl --------------------------------------------------------------
515 [AC_HELP_STRING([--with-gcc=ARG],
516 [Use ARG as the path to GCC [default=autodetect]])],
517 [WhatGccIsCalled="$withval"
518 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
519 # Canonicalise to <drive>:/path/to/gcc
520 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
523 [WhatGccIsCalled="gcc"]
525 AC_SUBST(WhatGccIsCalled)
527 dnl ** Booting from .hc files?
528 dnl --------------------------------------------------------------
529 AC_ARG_ENABLE(hc-boot,
530 [AC_HELP_STRING([--enable-hc-boot],
531 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
532 (This option is mostly of interest to porters.) [default=no]])],
533 [ if test x"$enableval" = x"yes"; then
541 AC_SUBST(BootingFromHc)
543 dnl ** Booting from unregisterised .hc files?
544 dnl --------------------------------------------------------------
545 AC_ARG_ENABLE(hc-boot-unregisterised,
546 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
547 [ With --enable-hc-boot, treat the intermediate .hc files as
548 unregisterised rather than registerised code.
549 (This option is mostly of interest to porters.) [default=no]])],
550 [ if test x"$enableval" = x"yes"; then
551 BootingFromUnregisterisedHc=YES
553 BootingFromUnregisterisedHc=NO
556 [BootingFromUnregisterisedHc=NO]
558 AC_SUBST(BootingFromUnregisterisedHc)
560 if test "$BootingFromHc" = "NO"; then
561 if test "$BootingFromUnregisterisedHc" = "YES"; then
562 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
566 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
567 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
568 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
571 dnl ** Enable multi-thread friendly RTS?
572 dnl --------------------------------------------------------------
573 AC_ARG_ENABLE(threaded-rts,
574 [AC_HELP_STRING([--enable-threaded-rts],
575 [Support better interop with OS threads. [default=no]])],
576 [ if test x"$enableval" = x"yes"; then
584 AC_SUBST(ThreadedRts)
586 dnl ** Enable the construction of Win32 DLLs?
587 dnl --------------------------------------------------------------
589 dnl [ The ability to build the RTS and libraries as separate DLLs used
590 dnl to be supported, but isn't currently (updates to the RTS, compiler
591 dnl and build system would be required to bring it back again.)
592 dnl Hence, exposing it as an option is false advertisement, so better
593 dnl disable it to avoid confusion (but leave it commented-out rather
594 dnl than removed in order to remind ourselves to bring back the
595 dnl feature at some stage.) ]
597 dnl AC_ARG_ENABLE(win32-dlls,
598 dnl [ --enable-win32-dlls
599 dnl If on a Win32 platform running mingw32/cygwin, enable the
600 dnl construction of DLLs containing ghc-compiled code.
603 dnl case $HostOS_CPP in
606 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
610 dnl EnableWin32DLLs=YES
612 dnl [EnableWin32DLLs=NO]
614 dnl AC_SUBST(EnableWin32DLLs)
615 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
616 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
619 dnl ** Enable the building of the ObjectIO?
620 dnl --------------------------------------------------------------
621 AC_ARG_ENABLE(objectio,
622 [AC_HELP_STRING([--enable-objectio],
623 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
624 [ if test x"$enableval" = x"yes"; then
625 GhcLibsWithObjectIO=YES
627 GhcLibsWithObjectIO=NO
630 [GhcLibsWithObjectIO=NO]
632 AC_SUBST(GhcLibsWithObjectIO)
634 dnl ** Enable the building of the OpenAL binding?
635 dnl --------------------------------------------------------------
636 AC_ARG_ENABLE([openal],
637 AC_HELP_STRING([--enable-openal],
638 [Build OpenAL binding [[default=autodetect]]]),
639 [ if test x"$enableval" = x"yes"; then
640 GhcLibsWithOpenAL=YES
645 [GhcLibsWithOpenAL=yes])
647 AC_SUBST([GhcLibsWithOpenAL])
649 dnl ** .NET interop support?
650 dnl --------------------------------------------------------------
651 AC_ARG_ENABLE(dotnet,
652 [AC_HELP_STRING([--enable-dotnet],
653 [Build .NET interop layer. [default=no]])],
654 [ if test x"$enableval" = x"yes"; then
655 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
661 AC_SUBST(DotnetSupport)
663 dnl --------------------------------------------------------------
664 dnl End of configure script option section
665 dnl --------------------------------------------------------------
668 dnl --------------------------------------------------------------
669 dnl * General configuration checks
670 dnl --------------------------------------------------------------
672 dnl ** Can the unix package be built?
673 dnl --------------------------------------------------------------
675 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
680 AC_SUBST([GhcLibsWithUnix])
685 dnl ** look for `perl', but only in /bin on Windows
688 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
689 if test -z "$PerlCmd"; then
690 echo "You must install the version of Perl shipped with GHC"
691 echo "(or a compatible one) in /bin."
696 AC_PATH_PROG(PerlCmd,perl)
697 if test -z "$PerlCmd"; then
698 echo "You must install perl before you can continue"
699 echo "Perhaps it is already installed, but not in your PATH?"
702 FPTOOLS_CHECK_PERL_VERSION
707 dnl ** does #! path/to/perl work? (sometimes it's too long...)
710 dnl ** check for Python
711 AC_PATH_PROG(PythonCmd,python)
713 dnl ** look for GCC and find out which version
714 dnl Figure out which C compiler to use. Gcc is preferred.
715 dnl If gcc, make sure it's at least 2.1
719 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
721 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
724 dnl ** Without optimization some INLINE trickery fails for GHCi
727 dnl ** Try to add -mno-cygwin to the C compiler options
728 FP_CHECK_FLAG([-mno-cygwin], [
729 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
730 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
731 AC_SUBST(SRC_CC_OPTS)
733 dnl ** figure out how to do context diffs
736 dnl ** Find find command (for Win32's benefit)
739 dnl ** figure out how to do a BSD-ish install
742 dnl If you can run configure, you certainly have /bin/sh
743 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
745 dnl ** how to invoke `ar' and `ranlib'
746 FPTOOLS_PROG_AR_AND_RANLIB
748 dnl ** Check to see whether ln -s works
752 dnl ** Find the path to sed
753 AC_PATH_PROG(SedCmd,sed)
756 dnl ** check for time command
757 AC_PATH_PROG(TimeCmd,time)
760 dnl if GNU tar is named gtar, look for it first.
761 AC_PATH_PROGS(TarCmd,gtar tar,tar)
763 dnl ** check for jade/openjade & determine a working catalog
764 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
765 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
766 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
767 if test -z "$Catalog"; then
768 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
771 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
777 Catalog=`cygpath -w $hardtop/$Catalog`
779 *) Catalog=$hardtop/$Catalog
787 dnl ** check for ghc-pkg command
789 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
791 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
792 GhcPkgCmd=$ghc_pkg_guess
793 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
795 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
798 AC_ARG_WITH(greencard,
799 [AC_HELP_STRING([--with-greencard=ARG],
800 [Use ARG as the path to greencard [default=autodetct]])],
802 GreenCardCmd=$withval;
803 FPTOOLS_GREENCARD(3.00)
807 AC_ARG_ENABLE(src-tree-happy,
808 [AC_HELP_STRING([--enable-src-tree-happy],
809 [Build and use source tree (fptools/happy) version of Happy.
810 [default=autodetect]])],
811 [ if test x"$enableval" = x"yes"; then
819 dnl ** check for installed happy binary + version
820 dnl (don't do it if we're booting from .hc files though.)
821 if test "$BootingFromHc" = "NO"; then
825 AC_ARG_ENABLE(src-tree-haddock,
826 [AC_HELP_STRING([--enable-src-tree-haddock],
827 [Build and use source tree (fptools/haddock) version of Haddock.
828 [default=autodetect]])],
829 [ if test x"$enableval" = x"yes"; then
830 UseSrcTreeHaddock=YES
835 [UseSrcTreeHaddock=NO]
837 dnl ** check for installed haddock
840 AC_ARG_ENABLE(src-tree-alex,
841 [AC_HELP_STRING([--enable-src-tree-alex],
842 [Build and use source tree (fptools/alex) version of Alex.
843 [default=autodetect]])],
844 [ if test x"$enableval" = x"yes"; then
852 dnl ** check for installed alex binary + version
853 dnl (don't do it if we're booting from .hc files though.)
854 if test "$BootingFromHc" = "NO"; then
858 dnl --------------------------------------------------
859 dnl ### program checking section ends here ###
860 dnl --------------------------------------------------
862 dnl --------------------------------------------------
863 dnl * Platform header file and syscall feature tests
864 dnl ### checking the state of the local header files and syscalls ###
866 dnl ** check for full ANSI header (.h) files
869 dnl ** Enable large file support. NB. do this before testing the type of
870 dnl off_t, because it will affect the result of that test.
873 dnl ** check for specific header (.h) files that we are interested in
874 AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h locale.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h bfd.h winsock.h pthread.h sys/uio.h)
875 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
877 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
878 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
880 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
881 GhcLibsWithReadline=YES
882 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
884 GhcLibsWithReadline=NO
885 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
887 AC_SUBST(GhcLibsWithReadline)
889 dnl ** check for DOS include files
890 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
892 dnl ** check for Windows include files
893 AC_CHECK_HEADERS(windows.h)
895 dnl ** check for OpenGL/GLUT include paths and libraries
898 if test x"$no_GLU" = xyes; then
901 GhcLibsWithOpenGL=YES
903 AC_SUBST([GhcLibsWithOpenGL])
905 if test x"$no_GLUT" = xyes; then
910 AC_SUBST([GhcLibsWithGLUT])
912 dnl ** check for OpenGL include files
913 fp_save_cppflags="$CPPFLAGS"
914 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
915 if test x"$use_quartz_opengl" = xyes; then
916 AC_CHECK_HEADERS([OpenGL/gl.h])
918 AC_CHECK_HEADERS([GL/gl.h])
920 CPPFLAGS="$fp_save_cppflags"
922 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
925 dnl dynamic loading include files
926 AC_CHECK_HEADERS(dlfcn.h dl.h)
928 dnl ** check for farcalloc (in bcc)
929 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
931 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
932 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
934 dnl ** check for POSIX regex
936 AC_CHECK_HEADERS(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
937 AC_SUBST(HavePosixRegex)
939 dnl ** how do we get a timezone name, and UTC offset ?
942 dnl ** do we have altzone?
945 dnl ** does struct stat contain st_blksize?
948 dnl ** do we have long longs?
949 AC_CHECK_TYPES([long long])
951 dnl ** check what fields struct msghdr contains
952 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
953 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
954 # include <sys/types.h>
956 #if HAVE_SYS_SOCKET_H
957 # include <sys/socket.h>
960 # include <sys/uio.h>
963 dnl ** what are the sizes of various types
964 AC_CHECK_SIZEOF(char, 1)
965 AC_CHECK_SIZEOF(double, 8)
966 AC_CHECK_SIZEOF(float, 4)
967 AC_CHECK_SIZEOF(int, 4)
968 AC_CHECK_SIZEOF(long, 4)
969 if test "$ac_cv_type_long_long" = yes; then
970 AC_CHECK_SIZEOF(long long, 8)
972 AC_CHECK_SIZEOF(short, 2)
973 AC_CHECK_SIZEOF(unsigned char, 1)
974 AC_CHECK_SIZEOF(unsigned int, 4)
975 AC_CHECK_SIZEOF(unsigned long, 4)
976 if test "$ac_cv_type_long_long" = yes; then
977 AC_CHECK_SIZEOF(unsigned long long, 8)
979 AC_CHECK_SIZEOF(unsigned short, 2)
980 AC_CHECK_SIZEOF(void *, 4)
982 dnl ** what are alignment constraints on various types
983 FP_CHECK_ALIGNMENT(char)
984 FP_CHECK_ALIGNMENT(double)
985 FP_CHECK_ALIGNMENT(float)
986 FP_CHECK_ALIGNMENT(int)
987 FP_CHECK_ALIGNMENT(long)
988 if test "$ac_cv_type_long_long" = yes; then
989 FP_CHECK_ALIGNMENT(long long)
991 FP_CHECK_ALIGNMENT(short)
992 FP_CHECK_ALIGNMENT(unsigned char)
993 FP_CHECK_ALIGNMENT(unsigned int)
994 FP_CHECK_ALIGNMENT(unsigned long)
995 if test "$ac_cv_type_long_long" = yes; then
996 FP_CHECK_ALIGNMENT(unsigned long long)
998 FP_CHECK_ALIGNMENT(unsigned short)
999 FP_CHECK_ALIGNMENT(void *)
1001 dnl ** map standard C types and ISO types to Haskell types
1002 FPTOOLS_CHECK_HTYPE(char)
1003 FPTOOLS_CHECK_HTYPE(signed char)
1004 FPTOOLS_CHECK_HTYPE(unsigned char)
1005 FPTOOLS_CHECK_HTYPE(short)
1006 FPTOOLS_CHECK_HTYPE(unsigned short)
1007 FPTOOLS_CHECK_HTYPE(int)
1008 FPTOOLS_CHECK_HTYPE(unsigned int)
1009 FPTOOLS_CHECK_HTYPE(long)
1010 FPTOOLS_CHECK_HTYPE(unsigned long)
1011 if test "$ac_cv_type_long_long" = yes; then
1012 FPTOOLS_CHECK_HTYPE(long long)
1013 FPTOOLS_CHECK_HTYPE(unsigned long long)
1015 FPTOOLS_CHECK_HTYPE(float)
1016 FPTOOLS_CHECK_HTYPE(double)
1017 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
1018 FPTOOLS_CHECK_HTYPE(size_t)
1019 FPTOOLS_CHECK_HTYPE(wchar_t)
1020 dnl Int32 is a HACK for non-ISO C compilers
1021 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
1022 FPTOOLS_CHECK_HTYPE(clock_t)
1023 FPTOOLS_CHECK_HTYPE(time_t)
1024 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
1025 FPTOOLS_CHECK_HTYPE(ino_t)
1026 FPTOOLS_CHECK_HTYPE(mode_t)
1027 FPTOOLS_CHECK_HTYPE(off_t)
1028 FPTOOLS_CHECK_HTYPE(pid_t)
1029 FPTOOLS_CHECK_HTYPE(gid_t)
1030 FPTOOLS_CHECK_HTYPE(uid_t)
1031 FPTOOLS_CHECK_HTYPE(cc_t)
1032 FPTOOLS_CHECK_HTYPE(speed_t)
1033 FPTOOLS_CHECK_HTYPE(tcflag_t)
1034 FPTOOLS_CHECK_HTYPE(blkcnt_t)
1035 FPTOOLS_CHECK_HTYPE(nlink_t)
1036 FPTOOLS_CHECK_HTYPE(ssize_t)
1037 FPTOOLS_CHECK_HTYPE(rlim_t)
1038 FPTOOLS_CHECK_HTYPE(wint_t)
1040 dnl ** Map OpenGL data types to Haskell types
1041 if test $GhcLibsWithOpenGL = YES ; then
1042 FPTOOLS_CHECK_HTYPE(GLboolean)
1043 FPTOOLS_CHECK_HTYPE(GLbyte)
1044 FPTOOLS_CHECK_HTYPE(GLubyte)
1045 FPTOOLS_CHECK_HTYPE(GLshort)
1046 FPTOOLS_CHECK_HTYPE(GLushort)
1047 FPTOOLS_CHECK_HTYPE(GLint)
1048 FPTOOLS_CHECK_HTYPE(GLuint)
1049 FPTOOLS_CHECK_HTYPE(GLsizei)
1050 FPTOOLS_CHECK_HTYPE(GLenum)
1051 FPTOOLS_CHECK_HTYPE(GLbitfield)
1052 FPTOOLS_CHECK_HTYPE(GLfloat)
1053 FPTOOLS_CHECK_HTYPE(GLclampf)
1054 FPTOOLS_CHECK_HTYPE(GLdouble)
1055 FPTOOLS_CHECK_HTYPE(GLclampd)
1058 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV], [#include <stdio.h>
1059 #include <errno.h>])
1061 dnl ** can we open files in binary mode?
1062 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
1064 FP_CHECK_FUNC([WinExec],
1065 [@%:@include <windows.h>], [WinExec("",0)])
1067 FP_CHECK_FUNC([GetModuleFileName],
1068 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1070 dnl ** check return type of signal handlers
1071 dnl Foo: assumes we can use prototypes.
1072 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1073 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1074 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1075 dnl #include <signal.h>
1079 dnl void (*signal (int, void (*)(int)))(int);
1082 dnl ac_cv_type_signal_handler=void_int,
1083 dnl ac_cv_type_signal_handler=int_void)])
1084 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1085 dnl AC_DEFINE(VOID_INT_SIGNALS)
1088 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1090 if test "$ac_cv_type_signal" = void; then
1091 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1094 dnl ** check for more functions
1095 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1096 AC_CHECK_FUNCS(strcmp)
1097 AC_CHECK_FUNCS(realpath _fullpath)
1098 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1099 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1100 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1101 AC_CHECK_FUNCS(snprintf _snprintf )
1102 AC_CHECK_FUNCS(popen _popen )
1103 AC_CHECK_FUNCS(pclose _pclose )
1104 AC_CHECK_FUNCS(setenv unsetenv)
1107 dnl ** check for specific library functions that we are interested in
1108 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat siginterrupt symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1110 dnl ** Solaris2 needs additionl flag for getpw*_r()
1111 case "$TargetPlatform" in
1113 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1114 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1118 dnl ** check whether this machine has gmp3 installed
1119 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1120 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1121 HaveLibGmp=NO; LibGmp=not-installed))
1122 AC_SUBST(HaveLibGmp)
1125 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1126 HaveFrameworkHaskellSupport=NO
1127 if test $HostPlatform = "powerpc-apple-darwin"; then
1128 AC_MSG_CHECKING([for HaskellSupport.framework])
1130 LIBS="-framework HaskellSupport"
1131 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1132 if test $HaveFrameworkHaskellSupport = YES; then
1133 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1136 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1138 AC_SUBST(HaveFrameworkHaskellSupport)
1140 dnl ** check for mingwex library
1141 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1142 AC_SUBST(HaveLibMingwEx)
1144 if test $HaveLibMingwEx = YES ; then
1145 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1148 if test "$HaveLibGmp" = "NO"; then
1149 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1150 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1154 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1155 dnl the order of these tests matters: bfd needs liberty
1156 AC_CHECK_LIB(iberty, xmalloc)
1157 AC_CHECK_LIB(bfd, bfd_init)
1159 dnl ** check for wide-char classifications
1160 dnl FreeBSD has an emtpy wctype.h, so test one of the affected
1161 dnl functions if it's really there.
1162 AC_CHECK_HEADERS(wctype.h,
1163 [AC_CHECK_FUNCS(iswspace)]
1166 dnl ** check for readline, for Hugs and hslibs' Readline
1167 dnl ncurses supersedes termcap and curses, but for compatibility,
1168 dnl we have to check for all...
1169 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1170 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1171 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1172 HaveLibTermcap=NO; LibTermcap=not-installed)))
1174 if test $HaveLibTermcap = YES ; then
1175 LIBS="-l$LibTermcap $LIBS"
1176 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1179 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1180 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1181 LibsReadline="readline $LibTermcap"
1183 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1186 AC_SUBST(LibsReadline)
1188 if test "$HaveLibReadline"; then
1189 AC_CHECK_LIB(readline, rl_erase_empty_line,
1190 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1191 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1192 AC_CHECK_LIB(readline, rl_free_undo_list,
1193 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1194 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1196 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1197 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1200 dnl ** check for math library
1201 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
1204 dnl ** check for X Window System
1207 dnl ################################################################
1208 dnl Check for libraries
1209 dnl ################################################################
1211 dnl ** check for libdl & RTLD_NEXT
1213 dnl (Mac OS X only) ... but don't check if we already have the
1214 dnl HaskellSupport.framework
1216 if test $HaveFrameworkHaskellSupport = YES; then
1220 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1222 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1224 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1226 AC_SUBST(HaveRtldNext)
1227 AC_SUBST(HaveRtldLocal)
1228 AC_SUBST(HaveRtldGlobal)
1229 AC_SUBST(HaveRtldNow)
1231 AC_CHECK_LIB(dl, dlopen,
1233 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1236 AC_CHECK_FUNCS(dlopen)
1239 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1240 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1249 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1255 AC_SUBST(HaveRtldNext)
1257 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1258 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1267 AC_DEFINE(HAVE_RTLDLOCAL)
1273 AC_SUBST(HaveRtldLocal)
1275 dnl ** RTLD_GLOBAL isn't available on openbsd
1276 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1285 AC_DEFINE(HAVE_RTLDGLOBAL)
1291 AC_SUBST(HaveRtldGlobal)
1293 dnl ** RTLD_NOW isn't available on openbsd
1294 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1303 AC_DEFINE(HAVE_RTLDNOW)
1309 AC_SUBST(HaveRtldNow)
1312 dnl ---------- usleep ----------
1313 dnl --- stolen from guile configure ---
1314 dnl --- FIXME: /usr/include/unistd.h can't be right?
1316 ### On some systems usleep has no return value. If it does have one,
1317 ### we'd like to return it; otherwise, we'll fake it.
1318 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1319 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1320 /usr/include/unistd.h,
1321 [cv_func_usleep_return_type=void],
1322 [cv_func_usleep_return_type=int])])
1323 case "$cv_func_usleep_return_type" in
1325 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1329 dnl --------------------------------------------------
1330 dnl * test for in_addr_t
1331 dnl --------------------------------------------------
1332 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1333 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1334 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1337 dnl --------------------------------------------------
1338 dnl * test for Linux sendfile(2)
1339 dnl --------------------------------------------------
1340 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1341 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1342 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1345 dnl --------------------------------------------------
1346 dnl * test for BSD sendfile(2)
1347 dnl --------------------------------------------------
1348 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1349 AC_EGREP_HEADER(sendfile, sys/socket.h,
1350 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1353 dnl --------------------------------------------------
1355 dnl --------------------------------------------------
1357 AC_PATH_PROGS([GTK_CONFIG], [gtk-config gtk12-config])
1358 if test -n "$GTK_CONFIG"; then
1359 AC_CACHE_CHECK([for version of GTK+], [fp_cv_gtk_version],
1360 [fp_cv_gtk_version=`$GTK_CONFIG --version`])
1361 FP_COMPARE_VERSIONS([$fp_cv_gtk_version], [-lt], [1.2],
1362 [AC_MSG_WARN([GTK+ not usable, need at least version 1.2])
1365 AC_SUBST([GTK_CONFIG])
1367 dnl --------------------------------------------------
1368 dnl * Miscellaneous feature tests
1369 dnl --------------------------------------------------
1371 dnl ** can we get alloca?
1374 dnl ** Working vfork?
1377 dnl ** determine whether or not const works
1380 dnl ** are we big endian?
1383 dnl ** check for leading underscores in symbol names
1386 dnl ** check for ld, and whether ld has -x option
1387 AC_PATH_PROG(LdCmdRaw, ld)
1389 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1391 *) LdCmd=${LdCmdRaw}
1399 AC_MSG_CHECKING([for SIGPOLL])
1400 AC_EGREP_CPP(we_have_sigpoll,
1401 [#include <signal.h>
1405 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1406 AC_MSG_RESULT([$haveSIGPOLL])
1408 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1409 AC_EGREP_CPP(we_have_that_sysconf_thing,
1412 #ifdef _SC_GETGR_R_SIZE_MAX
1413 we_have_that_sysconf_thing
1416 [AC_MSG_RESULT([yes])
1417 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1418 [AC_MSG_RESULT([no])])
1420 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1421 AC_EGREP_CPP(we_have_that_sysconf_thing,
1424 #ifdef _SC_GETPW_R_SIZE_MAX
1425 we_have_that_sysconf_thing
1428 [AC_MSG_RESULT([yes])
1429 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1430 [AC_MSG_RESULT([no])])
1432 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )