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=x86_64-unknown-openbsd
110 TargetPlatform=x86_64-unknown-openbsd
111 BuildPlatform=x86_64-unknown-openbsd
112 HostPlatform_CPP='x86_64_unknown_openbsd'
113 HostArch_CPP='x86_64'
114 HostVendor_CPP='unknown'
118 HostPlatform=arm-unknown-linux # hack again
119 TargetPlatform=arm-unknown-linux
120 BuildPlatform=arm-unknown-linux
121 HostPlatform_CPP='arm_unknown_linux'
123 HostVendor_CPP='unknown'
127 HostPlatform=hppa-unknown-linux # hack again
128 TargetPlatform=hppa-unknown-linux
129 BuildPlatform=hppa-unknown-linux
130 HostPlatform_CPP='hppa_unknown_linux'
132 HostVendor_CPP='unknown'
136 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
137 TargetPlatform=hppa1.1-hp-hpux
138 BuildPlatform=hppa1.1-hp-hpux
139 HostPlatform_CPP='hppa1_1_hp_hpux'
140 HostArch_CPP='hppa1_1'
144 i[[3456]]86-*-linuxaout*)
145 HostPlatform=i386-unknown-linuxaout # hack again
146 TargetPlatform=i386-unknown-linuxaout
147 BuildPlatform=i386-unknown-linuxaout
148 HostPlatform_CPP='i386_unknown_linuxaout'
150 HostVendor_CPP='unknown'
151 HostOS_CPP='linuxaout'
153 i[[3456]]86-*-linux*)
154 HostPlatform=i386-unknown-linux # hack again
155 TargetPlatform=i386-unknown-linux
156 BuildPlatform=i386-unknown-linux
157 HostPlatform_CPP='i386_unknown_linux'
159 HostVendor_CPP='unknown'
162 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
163 HostPlatform=i386-unknown-freebsd # hack again
164 TargetPlatform=i386-unknown-freebsd
165 BuildPlatform=i386-unknown-freebsd
166 HostPlatform_CPP='i386_unknown_freebsd'
168 HostVendor_CPP='unknown'
171 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
172 HostPlatform=i386-unknown-freebsd2 # hack again
173 TargetPlatform=i386-unknown-freebsd2
174 BuildPlatform=i386-unknown-freebsd2
175 HostPlatform_CPP='i386_unknown_freebsd2'
177 HostVendor_CPP='unknown'
178 HostOS_CPP='freebsd2'
180 i[[3456]]86-*-netbsd*)
181 HostPlatform=i386-unknown-netbsd # hack again
182 TargetPlatform=i386-unknown-netbsd
183 BuildPlatform=i386-unknown-netbsd
184 HostPlatform_CPP='i386_unknown_netbsd'
186 HostVendor_CPP='unknown'
189 i[[3456]]86-*-openbsd*)
190 HostPlatform=i386-unknown-openbsd # hack again
191 TargetPlatform=i386-unknown-openbsd
192 BuildPlatform=i386-unknown-openbsd
193 HostPlatform_CPP='i386_unknown_openbsd'
195 HostVendor_CPP='unknown'
198 i[[3456]]86-*-solaris2*)
199 HostPlatform=i386-unknown-solaris2 # hack again
200 TargetPlatform=i386-unknown-solaris2
201 BuildPlatform=i386-unknown-solaris2
202 HostPlatform_CPP='i386_unknown_solaris2'
204 HostVendor_CPP='unknown'
205 HostOS_CPP='solaris2'
207 i[[3456]]86-*-cygwin*)
208 HostPlatform=i386-unknown-cygwin32 # hack again
209 TargetPlatform=i386-unknown-cygwin32
210 BuildPlatform=i386-unknown-cygwin32
211 HostPlatform_CPP='i386_unknown_cygwin32'
213 HostVendor_CPP='unknown'
214 HostOS_CPP='cygwin32'
217 i[[3456]]86-*-mingw32*)
218 HostPlatform=i386-unknown-mingw32 # hack again
219 TargetPlatform=i386-unknown-mingw32
220 BuildPlatform=i386-unknown-mingw32
221 HostPlatform_CPP='i386_unknown_mingw32'
223 HostVendor_CPP='unknown'
228 HostPlatform=ia64-unknown-linux # hack again
229 TargetPlatform=ia64-unknown-linux
230 BuildPlatform=ia64-unknown-linux
231 HostPlatform_CPP='ia64_unknown_linux'
233 HostVendor_CPP='unknown'
237 HostPlatform=x86_64-unknown-linux
238 TargetPlatform=x86_64-unknown-linux
239 BuildPlatform=x86_64-unknown-linux
240 HostPlatform_CPP='x86_64_unknown_linux'
241 HostArch_CPP='x86_64'
242 HostVendor_CPP='unknown'
246 HostPlatform=m68k-unknown-linux # hack again
247 TargetPlatform=m68k-unknown-linux
248 BuildPlatform=m68k-unknown-linux
249 HostPlatform_CPP='m68k_unknown_linux'
251 HostVendor_CPP='unknown'
255 HostPlatform_CPP='m68k_next_nextstep2'
257 HostVendor_CPP='next'
258 HostOS_CPP='nextstep2'
261 HostPlatform_CPP='m68k_next_nextstep3'
263 HostVendor_CPP='next'
264 HostOS_CPP='nextstep3'
266 i[[3456]]86-next-nextstep3)
267 HostPlatform=i386-next-nextstep3 # hack again
268 TargetPlatform=i386-next-nextstep3
269 BuildPlatform=i386-next-nextstep3
270 HostPlatform_CPP='i386_next_nextstep3'
272 HostVendor_CPP='next'
273 HostOS_CPP='nextstep3'
276 HostPlatform=m68k-unknown-openbsd
277 TargetPlatform=m68k-unknown-openbsd
278 BuildPlatform=m68k-unknown-openbsd
279 HostPlatform_CPP='m68k_unknown_openbsd'
281 HostVendor_CPP='unknown'
285 HostPlatform=m68k-unknown-netbsd
286 TargetPlatform=m68k-unknown-netbsd
287 BuildPlatform=m68k-unknown-netbsd
288 HostPlatform_CPP='m68k_unknown_netbsd'
290 HostVendor_CPP='unknown'
294 HostPlatform=m68k-sun-sunos4
295 TargetPlatform=m68k-sun-sunos4 #hack
296 BuildPlatform=m68k-sun-sunos4 #hack
297 HostPlatform_CPP='m68k_sun_sunos4'
303 HostPlatform=mips-unknown-linux # hack again
304 TargetPlatform=mips-unknown-linux
305 BuildPlatform=mips-unknown-linux
306 HostPlatform_CPP='mips_unknown_linux'
308 HostVendor_CPP='unknown'
312 HostPlatform_CPP='mips_dec_ultrix'
313 HostArch_CPP='mipsel' # NB a little different
318 HostPlatform=mips-sgi-irix
319 TargetPlatform=mips-sgi-irix #hack
320 BuildPlatform=mips-sgi-irix #hack
321 HostPlatform_CPP='mips_sgi_irix'
322 HostArch_CPP='mipseb' # NB a little different
327 HostPlatform=rs6000-ibm-aix
328 TargetPlatform=rs6000-ibm-aix #hack
329 BuildPlatform=rs6000-ibm-aix #hack
330 HostPlatform_CPP='rs6000_ibm_aix'
331 HostArch_CPP='rs6000'
336 HostPlatform=powerpc-ibm-aix
337 TargetPlatform=powerpc-ibm-aix #hack
338 BuildPlatform=powerpc-ibm-aix #hack
339 HostPlatform_CPP='powerpc_ibm_aix'
340 HostArch_CPP='powerpc'
344 powerpc-apple-darwin*)
345 HostPlatform=powerpc-apple-darwin
346 TargetPlatform=powerpc-apple-darwin #hack
347 BuildPlatform=powerpc-apple-darwin #hack
348 HostPlatform_CPP='powerpc_apple_darwin'
349 HostArch_CPP='powerpc'
350 HostVendor_CPP='apple'
353 powerpc-unknown-linux*)
354 HostPlatform=powerpc-unknown-linux
355 TargetPlatform=powerpc-unknown-linux
356 BuildPlatform=powerpc-unknown-linux
357 HostPlatform_CPP='powerpc_unknown_linux'
358 HostArch_CPP='powerpc'
359 HostVendor_CPP='unknown'
363 HostPlatform=s390-ibm-linux
364 TargetPlatform=s390-ibm-linux #hack
365 BuildPlatform=s390-ibm-linux #hack
366 HostPlatform_CPP='s390_ibm_linux'
372 HostPlatform=sparc-sun-sunos4
373 TargetPlatform=sparc-sun-sunos4 #hack
374 BuildPlatform=sparc-sun-sunos4 #hack
375 HostPlatform_CPP='sparc_sun_sunos4'
381 HostPlatform=sparc-sun-solaris2
382 TargetPlatform=sparc-sun-solaris2 #hack
383 BuildPlatform=sparc-sun-solaris2 #hack
384 HostPlatform_CPP='sparc_sun_solaris2'
387 HostOS_CPP='solaris2'
390 HostPlatform=sparc-unknown-linux
391 TargetPlatform=sparc-unknown-linux
392 BuildPlatform=sparc-unknown-linux
393 HostPlatform_CPP='sparc_unknown_linux'
395 HostVendor_CPP='unknown'
399 HostPlatform=sparc-unknown-openbsd
400 TargetPlatform=sparc-unknown-openbsd
401 BuildPlatform=sparc-unknown-openbsd
402 HostPlatform_CPP='sparc_unknown_openbsd'
404 HostVendor_CPP='unknown'
408 echo "Unrecognised platform: $HostPlatform"
412 echo "Canonicalised to: $HostPlatform"
413 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
414 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
416 BuildPlatform_CPP=$HostPlatform_CPP
417 TargetPlatform_CPP=$HostPlatform_CPP
418 BuildArch_CPP=$HostArch_CPP
419 TargetArch_CPP=$HostArch_CPP
420 BuildOS_CPP=$HostOS_CPP
422 TargetOS_CPP=$HostOS_CPP
423 BuildVendor_CPP=$HostVendor_CPP
424 TargetVendor_CPP=$HostVendor_CPP
426 AC_SUBST(BuildPlatform)
427 AC_SUBST(HostPlatform)
428 AC_SUBST(TargetPlatform)
429 AC_SUBST(HostPlatform_CPP)
430 AC_SUBST(BuildPlatform_CPP)
431 AC_SUBST(TargetPlatform_CPP)
433 AC_SUBST(HostArch_CPP)
434 AC_SUBST(BuildArch_CPP)
435 AC_SUBST(TargetArch_CPP)
438 AC_SUBST(HostOS_Full)
439 AC_SUBST(BuildOS_CPP)
440 AC_SUBST(TargetOS_CPP)
442 AC_SUBST(HostVendor_CPP)
443 AC_SUBST(BuildVendor_CPP)
444 AC_SUBST(TargetVendor_CPP)
448 dnl --------------------------------------------------------------
449 dnl * Calculate absolute path to build tree
450 dnl --------------------------------------------------------------
452 AC_MSG_CHECKING(for path to top of build tree)
456 dnl Remove common automounter nonsense
458 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
460 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).
462 case $HostPlatform in
463 i386-unknown-mingw32 | i386-unknown-cygwin32)
464 if test ${OSTYPE} != "msys"
466 # convert $hardtop to a path that mingw will understand too
467 cyghardtop=${hardtop}
468 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
469 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
471 hardtop_plat=${hardtop}
475 hardtop_plat=${hardtop}
479 AC_SUBST(hardtop_plat)
481 AC_MSG_RESULT(${hardtop})
483 dnl --------------------------------------------------------------
484 dnl * Project specific configuration options
485 dnl --------------------------------------------------------------
486 dnl What follows is a bunch of options that can either be configured
487 dnl through command line options to the configure script or by
488 dnl supplying defns in the build tree's mk/build.mk. Having the option to
489 dnl use either is considered a Feature.
491 dnl ** What command to use to compile compiler sources ?
492 dnl --------------------------------------------------------------
495 [AC_HELP_STRING([--with-ghc=ARG],
496 [Use ARG as the path to GHC [default=autodetect]])],
497 [ WithGhc="$withval" ],
499 if test "$GHC" = ""; then
500 AC_PATH_PROG(GHC,ghc)
507 [AC_HELP_STRING([--with-hc=ARG],
508 [Use ARG as the path to the compiler for compiling ordinary
509 Haskell code (default= value of --with-ghc)])],
515 if test "$WithGhc" != ""; then
516 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
517 AC_SUBST(GhcVersion)dnl
518 AC_SUBST(GhcMajVersion)dnl
519 AC_SUBST(GhcMinVersion)dnl
520 AC_SUBST(GhcPatchLevel)dnl
523 AC_PATH_PROGS(NHC,nhc nhc98)
524 AC_PATH_PROG(HBC,hbc)
526 dnl ** Which gcc to use?
527 dnl --------------------------------------------------------------
529 [AC_HELP_STRING([--with-gcc=ARG],
530 [Use ARG as the path to GCC [default=autodetect]])],
531 [WhatGccIsCalled="$withval"
532 if test "x$HostPlatform" = "xi386-unknown-mingw32"
534 if test ${OSTYPE} != "msys"
536 # Canonicalise to <drive>:/path/to/gcc
537 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
541 [WhatGccIsCalled="gcc"]
543 AC_SUBST(WhatGccIsCalled)
545 dnl ** Booting from .hc files?
546 dnl --------------------------------------------------------------
547 AC_ARG_ENABLE(hc-boot,
548 [AC_HELP_STRING([--enable-hc-boot],
549 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
550 (This option is mostly of interest to porters.) [default=no]])],
551 [ if test x"$enableval" = x"yes"; then
559 AC_SUBST(BootingFromHc)
561 dnl ** Booting from unregisterised .hc files?
562 dnl --------------------------------------------------------------
563 AC_ARG_ENABLE(hc-boot-unregisterised,
564 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
565 [ With --enable-hc-boot, treat the intermediate .hc files as
566 unregisterised rather than registerised code.
567 (This option is mostly of interest to porters.) [default=no]])],
568 [ if test x"$enableval" = x"yes"; then
569 BootingFromUnregisterisedHc=YES
571 BootingFromUnregisterisedHc=NO
574 [BootingFromUnregisterisedHc=NO]
576 AC_SUBST(BootingFromUnregisterisedHc)
578 if test "$BootingFromHc" = "NO"; then
579 if test "$BootingFromUnregisterisedHc" = "YES"; then
580 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
584 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
585 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
586 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
589 dnl ** --enable-threaded-rts (not used any more)
590 dnl --------------------------------------------------------------
591 AC_ARG_ENABLE(threaded-rts,
592 [AC_HELP_STRING([--enable-threaded-rts],
593 [DEPRECATED (backwards compatibility only). [default=no]])],
594 [ if test x"$enableval" = x"yes"; then
602 AC_SUBST(ThreadedRts)
604 dnl ** Enable the construction of Win32 DLLs?
605 dnl --------------------------------------------------------------
607 dnl [ The ability to build the RTS and libraries as separate DLLs used
608 dnl to be supported, but isn't currently (updates to the RTS, compiler
609 dnl and build system would be required to bring it back again.)
610 dnl Hence, exposing it as an option is false advertisement, so better
611 dnl disable it to avoid confusion (but leave it commented-out rather
612 dnl than removed in order to remind ourselves to bring back the
613 dnl feature at some stage.) ]
615 dnl AC_ARG_ENABLE(win32-dlls,
616 dnl [ --enable-win32-dlls
617 dnl If on a Win32 platform running mingw32/cygwin, enable the
618 dnl construction of DLLs containing ghc-compiled code.
621 dnl case $HostOS_CPP in
624 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
628 dnl EnableWin32DLLs=YES
630 dnl [EnableWin32DLLs=NO]
632 dnl AC_SUBST(EnableWin32DLLs)
633 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
634 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
637 dnl ** Enable the building of the ObjectIO?
638 dnl --------------------------------------------------------------
639 AC_ARG_ENABLE(objectio,
640 [AC_HELP_STRING([--enable-objectio],
641 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
642 [ if test x"$enableval" = x"yes"; then
643 GhcLibsWithObjectIO=YES
645 GhcLibsWithObjectIO=NO
648 [GhcLibsWithObjectIO=NO]
650 AC_SUBST(GhcLibsWithObjectIO)
652 dnl ** Enable the building of the OpenAL binding?
653 dnl --------------------------------------------------------------
654 AC_ARG_ENABLE([openal],
655 AC_HELP_STRING([--enable-openal],
656 [Build OpenAL binding [[default=autodetect]]]),
657 [ if test x"$enableval" = x"yes"; then
658 GhcLibsWithOpenAL=YES
663 [GhcLibsWithOpenAL=yes])
665 AC_SUBST([GhcLibsWithOpenAL])
667 dnl ** .NET interop support?
668 dnl --------------------------------------------------------------
669 AC_ARG_ENABLE(dotnet,
670 [AC_HELP_STRING([--enable-dotnet],
671 [Build .NET interop layer. [default=no]])],
672 [ if test x"$enableval" = x"yes"; then
673 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
679 AC_SUBST(DotnetSupport)
681 dnl --------------------------------------------------------------
682 dnl End of configure script option section
683 dnl --------------------------------------------------------------
686 dnl --------------------------------------------------------------
687 dnl * General configuration checks
688 dnl --------------------------------------------------------------
690 dnl ** Can the unix package be built?
691 dnl --------------------------------------------------------------
693 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
698 AC_SUBST([GhcLibsWithUnix])
703 dnl ** look for `perl', but only in /bin on Windows
706 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
707 if test -z "$PerlCmd"; then
708 echo "You must install the version of Perl shipped with GHC"
709 echo "(or a compatible one) in /bin."
714 AC_PATH_PROG(PerlCmd,perl)
715 if test -z "$PerlCmd"; then
716 echo "You must install perl before you can continue"
717 echo "Perhaps it is already installed, but not in your PATH?"
720 FPTOOLS_CHECK_PERL_VERSION
725 dnl ** does #! path/to/perl work? (sometimes it's too long...)
728 dnl ** check for Python
729 AC_PATH_PROG(PythonCmd,python)
731 dnl ** look for GCC and find out which version
732 dnl Figure out which C compiler to use. Gcc is preferred.
733 dnl If gcc, make sure it's at least 2.1
737 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
739 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
742 dnl ** Without optimization some INLINE trickery fails for GHCi
745 dnl ** Try to add -mno-cygwin to the C compiler options
746 FP_CHECK_FLAG([-mno-cygwin], [
747 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
748 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
749 AC_SUBST(SRC_CC_OPTS)
751 dnl ** figure out how to do context diffs
754 dnl ** Find find command (for Win32's benefit)
757 dnl ** figure out how to do a BSD-ish install
760 dnl If you can run configure, you certainly have /bin/sh
761 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
763 dnl ** how to invoke `ar' and `ranlib'
764 FP_PROG_AR_NEEDS_RANLIB
765 FP_PROG_AR_SUPPORTS_INPUT
767 dnl ** Check to see whether ln -s works
771 dnl ** Find the path to sed
772 AC_PATH_PROG(SedCmd,sed)
775 dnl ** check for time command
776 AC_PATH_PROG(TimeCmd,time)
779 dnl if GNU tar is named gtar, look for it first.
780 AC_PATH_PROGS(TarCmd,gtar tar,tar)
782 dnl ** check for jade/openjade & determine a working catalog
783 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
784 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
785 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
786 if test -z "$Catalog"; then
787 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
790 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
796 if test ${OSTYPE} == "msys"
798 Catalog=$hardtop/$Catalog
800 Catalog=`cygpath -w $hardtop/$Catalog`
803 *) Catalog=$hardtop/$Catalog
811 dnl ** check for ghc-pkg command
813 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
815 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
816 GhcPkgCmd=$ghc_pkg_guess
817 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
819 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
822 AC_ARG_WITH(greencard,
823 [AC_HELP_STRING([--with-greencard=ARG],
824 [Use ARG as the path to greencard [default=autodetct]])],
826 GreenCardCmd=$withval;
827 FPTOOLS_GREENCARD(3.00)
831 AC_ARG_ENABLE(src-tree-happy,
832 [AC_HELP_STRING([--enable-src-tree-happy],
833 [Build and use source tree (fptools/happy) version of Happy.
834 [default=autodetect]])],
835 [ if test x"$enableval" = x"yes"; then
843 dnl ** check for installed happy binary + version
844 dnl (don't do it if we're booting from .hc files though.)
845 if test "$BootingFromHc" = "NO"; then
849 AC_ARG_ENABLE(src-tree-haddock,
850 [AC_HELP_STRING([--enable-src-tree-haddock],
851 [Build and use source tree (fptools/haddock) version of Haddock.
852 [default=autodetect]])],
853 [ if test x"$enableval" = x"yes"; then
854 UseSrcTreeHaddock=YES
859 [UseSrcTreeHaddock=NO]
861 dnl ** check for installed haddock
864 AC_ARG_ENABLE(src-tree-alex,
865 [AC_HELP_STRING([--enable-src-tree-alex],
866 [Build and use source tree (fptools/alex) version of Alex.
867 [default=autodetect]])],
868 [ if test x"$enableval" = x"yes"; then
876 dnl ** check for installed alex binary + version
877 dnl (don't do it if we're booting from .hc files though.)
878 if test "$BootingFromHc" = "NO"; then
882 dnl --------------------------------------------------
883 dnl ### program checking section ends here ###
884 dnl --------------------------------------------------
886 dnl --------------------------------------------------
887 dnl * Platform header file and syscall feature tests
888 dnl ### checking the state of the local header files and syscalls ###
890 dnl ** check for full ANSI header (.h) files
893 dnl ** Enable large file support. NB. do this before testing the type of
894 dnl off_t, because it will affect the result of that test.
897 dnl ** check for specific header (.h) files that we are interested in
898 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)
899 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
901 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
902 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
904 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
905 GhcLibsWithReadline=YES
906 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
908 GhcLibsWithReadline=NO
909 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
911 AC_SUBST(GhcLibsWithReadline)
913 dnl ** check for DOS include files
914 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
916 dnl ** check for Windows include files
917 AC_CHECK_HEADERS(windows.h)
919 dnl ** check for OpenGL/GLUT include paths and libraries
922 if test x"$no_GLU" = xyes; then
925 GhcLibsWithOpenGL=YES
927 AC_SUBST([GhcLibsWithOpenGL])
929 if test x"$no_GLUT" = xyes; then
934 AC_SUBST([GhcLibsWithGLUT])
936 dnl ** check for OpenGL include files
937 fp_save_cppflags="$CPPFLAGS"
938 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
939 if test x"$use_quartz_opengl" = xyes; then
940 AC_CHECK_HEADERS([OpenGL/gl.h])
942 AC_CHECK_HEADERS([GL/gl.h])
944 CPPFLAGS="$fp_save_cppflags"
946 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
949 dnl dynamic loading include files
950 AC_CHECK_HEADERS(dlfcn.h dl.h)
952 dnl ** check for farcalloc (in bcc)
953 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
955 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
956 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
958 dnl ** check for POSIX regex
960 AC_CHECK_HEADERS(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
961 AC_SUBST(HavePosixRegex)
963 dnl ** how do we get a timezone name, and UTC offset ?
966 dnl ** do we have altzone?
969 dnl ** does struct stat contain st_blksize?
972 dnl ** do we have long longs?
973 AC_CHECK_TYPES([long long])
975 dnl ** check what fields struct msghdr contains
976 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
977 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
978 # include <sys/types.h>
980 #if HAVE_SYS_SOCKET_H
981 # include <sys/socket.h>
984 # include <sys/uio.h>
987 dnl ** what are the sizes of various types
988 AC_CHECK_SIZEOF(char, 1)
989 AC_CHECK_SIZEOF(double, 8)
990 AC_CHECK_SIZEOF(float, 4)
991 AC_CHECK_SIZEOF(int, 4)
992 AC_CHECK_SIZEOF(long, 4)
993 if test "$ac_cv_type_long_long" = yes; then
994 AC_CHECK_SIZEOF(long long, 8)
996 AC_CHECK_SIZEOF(short, 2)
997 AC_CHECK_SIZEOF(unsigned char, 1)
998 AC_CHECK_SIZEOF(unsigned int, 4)
999 AC_CHECK_SIZEOF(unsigned long, 4)
1000 if test "$ac_cv_type_long_long" = yes; then
1001 AC_CHECK_SIZEOF(unsigned long long, 8)
1003 AC_CHECK_SIZEOF(unsigned short, 2)
1004 AC_CHECK_SIZEOF(void *, 4)
1006 dnl ** what are alignment constraints on various types
1007 FP_CHECK_ALIGNMENT(char)
1008 FP_CHECK_ALIGNMENT(double)
1009 FP_CHECK_ALIGNMENT(float)
1010 FP_CHECK_ALIGNMENT(int)
1011 FP_CHECK_ALIGNMENT(long)
1012 if test "$ac_cv_type_long_long" = yes; then
1013 FP_CHECK_ALIGNMENT(long long)
1015 FP_CHECK_ALIGNMENT(short)
1016 FP_CHECK_ALIGNMENT(unsigned char)
1017 FP_CHECK_ALIGNMENT(unsigned int)
1018 FP_CHECK_ALIGNMENT(unsigned long)
1019 if test "$ac_cv_type_long_long" = yes; then
1020 FP_CHECK_ALIGNMENT(unsigned long long)
1022 FP_CHECK_ALIGNMENT(unsigned short)
1023 FP_CHECK_ALIGNMENT(void *)
1025 dnl ** map standard C types and ISO types to Haskell types
1026 FPTOOLS_CHECK_HTYPE(char)
1027 FPTOOLS_CHECK_HTYPE(signed char)
1028 FPTOOLS_CHECK_HTYPE(unsigned char)
1029 FPTOOLS_CHECK_HTYPE(short)
1030 FPTOOLS_CHECK_HTYPE(unsigned short)
1031 FPTOOLS_CHECK_HTYPE(int)
1032 FPTOOLS_CHECK_HTYPE(unsigned int)
1033 FPTOOLS_CHECK_HTYPE(long)
1034 FPTOOLS_CHECK_HTYPE(unsigned long)
1035 if test "$ac_cv_type_long_long" = yes; then
1036 FPTOOLS_CHECK_HTYPE(long long)
1037 FPTOOLS_CHECK_HTYPE(unsigned long long)
1039 FPTOOLS_CHECK_HTYPE(float)
1040 FPTOOLS_CHECK_HTYPE(double)
1041 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
1042 FPTOOLS_CHECK_HTYPE(size_t)
1043 FPTOOLS_CHECK_HTYPE(wchar_t)
1044 dnl Int32 is a HACK for non-ISO C compilers
1045 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
1046 FPTOOLS_CHECK_HTYPE(clock_t)
1047 FPTOOLS_CHECK_HTYPE(time_t)
1048 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
1049 FPTOOLS_CHECK_HTYPE(ino_t)
1050 FPTOOLS_CHECK_HTYPE(mode_t)
1051 FPTOOLS_CHECK_HTYPE(off_t)
1052 FPTOOLS_CHECK_HTYPE(pid_t)
1053 FPTOOLS_CHECK_HTYPE(gid_t)
1054 FPTOOLS_CHECK_HTYPE(uid_t)
1055 FPTOOLS_CHECK_HTYPE(cc_t)
1056 FPTOOLS_CHECK_HTYPE(speed_t)
1057 FPTOOLS_CHECK_HTYPE(tcflag_t)
1058 FPTOOLS_CHECK_HTYPE(blkcnt_t)
1059 FPTOOLS_CHECK_HTYPE(nlink_t)
1060 FPTOOLS_CHECK_HTYPE(ssize_t)
1061 FPTOOLS_CHECK_HTYPE(rlim_t)
1062 FPTOOLS_CHECK_HTYPE(wint_t)
1064 dnl ** Map OpenGL data types to Haskell types
1065 if test $GhcLibsWithOpenGL = YES ; then
1066 FPTOOLS_CHECK_HTYPE(GLboolean)
1067 FPTOOLS_CHECK_HTYPE(GLbyte)
1068 FPTOOLS_CHECK_HTYPE(GLubyte)
1069 FPTOOLS_CHECK_HTYPE(GLshort)
1070 FPTOOLS_CHECK_HTYPE(GLushort)
1071 FPTOOLS_CHECK_HTYPE(GLint)
1072 FPTOOLS_CHECK_HTYPE(GLuint)
1073 FPTOOLS_CHECK_HTYPE(GLsizei)
1074 FPTOOLS_CHECK_HTYPE(GLenum)
1075 FPTOOLS_CHECK_HTYPE(GLbitfield)
1076 FPTOOLS_CHECK_HTYPE(GLfloat)
1077 FPTOOLS_CHECK_HTYPE(GLclampf)
1078 FPTOOLS_CHECK_HTYPE(GLdouble)
1079 FPTOOLS_CHECK_HTYPE(GLclampd)
1082 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>
1083 #include <errno.h>])
1085 dnl ** can we open files in binary mode?
1086 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
1088 FP_CHECK_FUNC([WinExec],
1089 [@%:@include <windows.h>], [WinExec("",0)])
1091 FP_CHECK_FUNC([GetModuleFileName],
1092 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1094 dnl ** check return type of signal handlers
1095 dnl Foo: assumes we can use prototypes.
1096 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1097 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1098 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1099 dnl #include <signal.h>
1103 dnl void (*signal (int, void (*)(int)))(int);
1106 dnl ac_cv_type_signal_handler=void_int,
1107 dnl ac_cv_type_signal_handler=int_void)])
1108 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1109 dnl AC_DEFINE(VOID_INT_SIGNALS)
1112 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1114 if test "$ac_cv_type_signal" = void; then
1115 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1118 dnl ** check for more functions
1119 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1120 AC_CHECK_FUNCS(strcmp)
1121 AC_CHECK_FUNCS(realpath _fullpath)
1122 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1123 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1124 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1125 AC_CHECK_FUNCS(snprintf _snprintf )
1126 AC_CHECK_FUNCS(popen _popen )
1127 AC_CHECK_FUNCS(pclose _pclose )
1128 AC_CHECK_FUNCS(setenv unsetenv)
1131 dnl ** check for specific library functions that we are interested in
1132 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat siginterrupt symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1134 dnl ** Solaris2 needs additionl flag for getpw*_r()
1135 case "$TargetPlatform" in
1137 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1138 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1142 dnl ** check whether this machine has gmp3 installed
1143 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1144 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1145 HaveLibGmp=NO; LibGmp=not-installed))
1146 AC_SUBST(HaveLibGmp)
1149 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1150 HaveFrameworkHaskellSupport=NO
1151 if test $HostPlatform = "powerpc-apple-darwin"; then
1152 AC_MSG_CHECKING([for HaskellSupport.framework])
1154 LIBS="-framework HaskellSupport"
1155 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1156 if test $HaveFrameworkHaskellSupport = YES; then
1157 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1160 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1162 AC_SUBST(HaveFrameworkHaskellSupport)
1164 dnl ** check for mingwex library
1165 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1166 AC_SUBST(HaveLibMingwEx)
1168 if test $HaveLibMingwEx = YES ; then
1169 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1172 if test "$HaveLibGmp" = "NO"; then
1173 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1174 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1178 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1179 dnl the order of these tests matters: bfd needs liberty
1180 AC_CHECK_LIB(iberty, xmalloc)
1181 AC_CHECK_LIB(bfd, bfd_init)
1183 dnl ** check for wide-char classifications
1184 dnl FreeBSD has an emtpy wctype.h, so test one of the affected
1185 dnl functions if it's really there.
1186 AC_CHECK_HEADERS(wctype.h,
1187 [AC_CHECK_FUNCS(iswspace)]
1190 dnl ** check for readline, for Hugs and hslibs' Readline
1191 dnl ncurses supersedes termcap and curses, but for compatibility,
1192 dnl we have to check for all...
1193 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1194 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1195 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1196 HaveLibTermcap=NO; LibTermcap=not-installed)))
1198 if test $HaveLibTermcap = YES ; then
1199 LIBS="-l$LibTermcap $LIBS"
1200 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1203 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1204 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1205 LibsReadline="readline $LibTermcap"
1207 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1210 AC_SUBST(LibsReadline)
1212 if test "$HaveLibReadline"; then
1213 AC_CHECK_LIB(readline, rl_erase_empty_line,
1214 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1215 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1216 AC_CHECK_LIB(readline, rl_free_undo_list,
1217 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1218 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1220 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1221 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1224 dnl ** check for math library
1225 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
1228 dnl ** check for X Window System
1231 if test "$no_x" = yes; then
1236 AC_SUBST([GhcLibsWithX11])
1238 dnl ################################################################
1239 dnl Check for libraries
1240 dnl ################################################################
1242 dnl ** check for libdl & RTLD_NEXT
1244 dnl (Mac OS X only) ... but don't check if we already have the
1245 dnl HaskellSupport.framework
1247 if test $HaveFrameworkHaskellSupport = YES; then
1251 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1253 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1255 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1257 AC_SUBST(HaveRtldNext)
1258 AC_SUBST(HaveRtldLocal)
1259 AC_SUBST(HaveRtldGlobal)
1260 AC_SUBST(HaveRtldNow)
1262 AC_CHECK_LIB(dl, dlopen,
1264 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1267 AC_CHECK_FUNCS(dlopen)
1270 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1271 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1280 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1286 AC_SUBST(HaveRtldNext)
1288 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1289 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1298 AC_DEFINE(HAVE_RTLDLOCAL)
1304 AC_SUBST(HaveRtldLocal)
1306 dnl ** RTLD_GLOBAL isn't available on openbsd
1307 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1316 AC_DEFINE(HAVE_RTLDGLOBAL)
1322 AC_SUBST(HaveRtldGlobal)
1324 dnl ** RTLD_NOW isn't available on openbsd
1325 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1334 AC_DEFINE(HAVE_RTLDNOW)
1340 AC_SUBST(HaveRtldNow)
1343 dnl ---------- usleep ----------
1344 dnl --- stolen from guile configure ---
1345 dnl --- FIXME: /usr/include/unistd.h can't be right?
1347 ### On some systems usleep has no return value. If it does have one,
1348 ### we'd like to return it; otherwise, we'll fake it.
1349 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1350 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1351 /usr/include/unistd.h,
1352 [cv_func_usleep_return_type=void],
1353 [cv_func_usleep_return_type=int])])
1354 case "$cv_func_usleep_return_type" in
1356 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1360 dnl --------------------------------------------------
1361 dnl * test for in_addr_t
1362 dnl --------------------------------------------------
1363 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1364 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1365 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1368 dnl --------------------------------------------------
1369 dnl * test for Linux sendfile(2)
1370 dnl --------------------------------------------------
1371 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1372 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1373 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1376 dnl --------------------------------------------------
1377 dnl * test for BSD sendfile(2)
1378 dnl --------------------------------------------------
1379 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1380 AC_EGREP_HEADER(sendfile, sys/socket.h,
1381 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1384 dnl --------------------------------------------------
1386 dnl --------------------------------------------------
1388 AC_PATH_PROGS([GTK_CONFIG], [gtk-config gtk12-config])
1389 if test -n "$GTK_CONFIG"; then
1390 AC_CACHE_CHECK([for version of GTK+], [fp_cv_gtk_version],
1391 [fp_cv_gtk_version=`$GTK_CONFIG --version`])
1392 FP_COMPARE_VERSIONS([$fp_cv_gtk_version], [-lt], [1.2],
1393 [AC_MSG_WARN([GTK+ not usable, need at least version 1.2])
1396 AC_SUBST([GTK_CONFIG])
1398 dnl --------------------------------------------------
1399 dnl * Miscellaneous feature tests
1400 dnl --------------------------------------------------
1402 dnl ** can we get alloca?
1405 dnl ** Working vfork?
1408 dnl ** determine whether or not const works
1411 dnl ** are we big endian?
1414 dnl ** check for leading underscores in symbol names
1417 dnl ** check for ld, and whether ld has -x option
1418 AC_PATH_PROG(LdCmdRaw, ld)
1421 if test ${OSTYPE} == "msys"
1425 LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1428 *) LdCmd=${LdCmdRaw}
1436 AC_MSG_CHECKING([for SIGPOLL])
1437 AC_EGREP_CPP(we_have_sigpoll,
1438 [#include <signal.h>
1442 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1443 AC_MSG_RESULT([$haveSIGPOLL])
1445 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1446 AC_EGREP_CPP(we_have_that_sysconf_thing,
1449 #ifdef _SC_GETGR_R_SIZE_MAX
1450 we_have_that_sysconf_thing
1453 [AC_MSG_RESULT([yes])
1454 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1455 [AC_MSG_RESULT([no])])
1457 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1458 AC_EGREP_CPP(we_have_that_sysconf_thing,
1461 #ifdef _SC_GETPW_R_SIZE_MAX
1462 we_have_that_sysconf_thing
1465 [AC_MSG_RESULT([yes])
1466 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1467 [AC_MSG_RESULT([no])])
1469 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )