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 if test ${OSTYPE} != "msys"
457 # convert $hardtop to a path that mingw will understand too
458 cyghardtop=${hardtop}
459 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
460 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
462 hardtop_plat=${hardtop}
466 hardtop_plat=${hardtop}
470 AC_SUBST(hardtop_plat)
472 AC_MSG_RESULT(${hardtop})
474 dnl --------------------------------------------------------------
475 dnl * Project specific configuration options
476 dnl --------------------------------------------------------------
477 dnl What follows is a bunch of options that can either be configured
478 dnl through command line options to the configure script or by
479 dnl supplying defns in the build tree's mk/build.mk. Having the option to
480 dnl use either is considered a Feature.
482 dnl ** What command to use to compile compiler sources ?
483 dnl --------------------------------------------------------------
486 [AC_HELP_STRING([--with-ghc=ARG],
487 [Use ARG as the path to GHC [default=autodetect]])],
488 [ WithGhc="$withval" ],
490 if test "$GHC" = ""; then
491 AC_PATH_PROG(GHC,ghc)
498 [AC_HELP_STRING([--with-hc=ARG],
499 [Use ARG as the path to the compiler for compiling ordinary
500 Haskell code (default= value of --with-ghc)])],
506 if test "$WithGhc" != ""; then
507 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
508 AC_SUBST(GhcVersion)dnl
509 AC_SUBST(GhcMajVersion)dnl
510 AC_SUBST(GhcMinVersion)dnl
511 AC_SUBST(GhcPatchLevel)dnl
514 AC_PATH_PROGS(NHC,nhc nhc98)
515 AC_PATH_PROG(HBC,hbc)
517 dnl ** Which gcc to use?
518 dnl --------------------------------------------------------------
520 [AC_HELP_STRING([--with-gcc=ARG],
521 [Use ARG as the path to GCC [default=autodetect]])],
522 [WhatGccIsCalled="$withval"
523 if test "x$HostPlatform" = "xi386-unknown-mingw32"
525 if test ${OSTYPE} != "msys"
527 # Canonicalise to <drive>:/path/to/gcc
528 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
532 [WhatGccIsCalled="gcc"]
534 AC_SUBST(WhatGccIsCalled)
536 dnl ** Booting from .hc files?
537 dnl --------------------------------------------------------------
538 AC_ARG_ENABLE(hc-boot,
539 [AC_HELP_STRING([--enable-hc-boot],
540 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
541 (This option is mostly of interest to porters.) [default=no]])],
542 [ if test x"$enableval" = x"yes"; then
550 AC_SUBST(BootingFromHc)
552 dnl ** Booting from unregisterised .hc files?
553 dnl --------------------------------------------------------------
554 AC_ARG_ENABLE(hc-boot-unregisterised,
555 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
556 [ With --enable-hc-boot, treat the intermediate .hc files as
557 unregisterised rather than registerised code.
558 (This option is mostly of interest to porters.) [default=no]])],
559 [ if test x"$enableval" = x"yes"; then
560 BootingFromUnregisterisedHc=YES
562 BootingFromUnregisterisedHc=NO
565 [BootingFromUnregisterisedHc=NO]
567 AC_SUBST(BootingFromUnregisterisedHc)
569 if test "$BootingFromHc" = "NO"; then
570 if test "$BootingFromUnregisterisedHc" = "YES"; then
571 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
575 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
576 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
577 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
580 dnl ** --enable-threaded-rts (not used any more)
581 dnl --------------------------------------------------------------
582 AC_ARG_ENABLE(threaded-rts,
583 [AC_HELP_STRING([--enable-threaded-rts],
584 [DEPRECATED (backwards compatibility only). [default=no]])],
585 [ if test x"$enableval" = x"yes"; then
593 AC_SUBST(ThreadedRts)
595 dnl ** Enable the construction of Win32 DLLs?
596 dnl --------------------------------------------------------------
598 dnl [ The ability to build the RTS and libraries as separate DLLs used
599 dnl to be supported, but isn't currently (updates to the RTS, compiler
600 dnl and build system would be required to bring it back again.)
601 dnl Hence, exposing it as an option is false advertisement, so better
602 dnl disable it to avoid confusion (but leave it commented-out rather
603 dnl than removed in order to remind ourselves to bring back the
604 dnl feature at some stage.) ]
606 dnl AC_ARG_ENABLE(win32-dlls,
607 dnl [ --enable-win32-dlls
608 dnl If on a Win32 platform running mingw32/cygwin, enable the
609 dnl construction of DLLs containing ghc-compiled code.
612 dnl case $HostOS_CPP in
615 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
619 dnl EnableWin32DLLs=YES
621 dnl [EnableWin32DLLs=NO]
623 dnl AC_SUBST(EnableWin32DLLs)
624 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
625 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
628 dnl ** Enable the building of the ObjectIO?
629 dnl --------------------------------------------------------------
630 AC_ARG_ENABLE(objectio,
631 [AC_HELP_STRING([--enable-objectio],
632 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
633 [ if test x"$enableval" = x"yes"; then
634 GhcLibsWithObjectIO=YES
636 GhcLibsWithObjectIO=NO
639 [GhcLibsWithObjectIO=NO]
641 AC_SUBST(GhcLibsWithObjectIO)
643 dnl ** Enable the building of the OpenAL binding?
644 dnl --------------------------------------------------------------
645 AC_ARG_ENABLE([openal],
646 AC_HELP_STRING([--enable-openal],
647 [Build OpenAL binding [[default=autodetect]]]),
648 [ if test x"$enableval" = x"yes"; then
649 GhcLibsWithOpenAL=YES
654 [GhcLibsWithOpenAL=yes])
656 AC_SUBST([GhcLibsWithOpenAL])
658 dnl ** .NET interop support?
659 dnl --------------------------------------------------------------
660 AC_ARG_ENABLE(dotnet,
661 [AC_HELP_STRING([--enable-dotnet],
662 [Build .NET interop layer. [default=no]])],
663 [ if test x"$enableval" = x"yes"; then
664 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
670 AC_SUBST(DotnetSupport)
672 dnl --------------------------------------------------------------
673 dnl End of configure script option section
674 dnl --------------------------------------------------------------
677 dnl --------------------------------------------------------------
678 dnl * General configuration checks
679 dnl --------------------------------------------------------------
681 dnl ** Can the unix package be built?
682 dnl --------------------------------------------------------------
684 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
689 AC_SUBST([GhcLibsWithUnix])
694 dnl ** look for `perl', but only in /bin on Windows
697 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
698 if test -z "$PerlCmd"; then
699 echo "You must install the version of Perl shipped with GHC"
700 echo "(or a compatible one) in /bin."
705 AC_PATH_PROG(PerlCmd,perl)
706 if test -z "$PerlCmd"; then
707 echo "You must install perl before you can continue"
708 echo "Perhaps it is already installed, but not in your PATH?"
711 FPTOOLS_CHECK_PERL_VERSION
716 dnl ** does #! path/to/perl work? (sometimes it's too long...)
719 dnl ** check for Python
720 AC_PATH_PROG(PythonCmd,python)
722 dnl ** look for GCC and find out which version
723 dnl Figure out which C compiler to use. Gcc is preferred.
724 dnl If gcc, make sure it's at least 2.1
728 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
730 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
733 dnl ** Without optimization some INLINE trickery fails for GHCi
736 dnl ** Try to add -mno-cygwin to the C compiler options
737 FP_CHECK_FLAG([-mno-cygwin], [
738 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
739 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
740 AC_SUBST(SRC_CC_OPTS)
742 dnl ** figure out how to do context diffs
745 dnl ** Find find command (for Win32's benefit)
748 dnl ** figure out how to do a BSD-ish install
751 dnl If you can run configure, you certainly have /bin/sh
752 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
754 dnl ** how to invoke `ar' and `ranlib'
755 FP_PROG_AR_NEEDS_RANLIB
756 FP_PROG_AR_SUPPORTS_INPUT
758 dnl ** Check to see whether ln -s works
762 dnl ** Find the path to sed
763 AC_PATH_PROG(SedCmd,sed)
766 dnl ** check for time command
767 AC_PATH_PROG(TimeCmd,time)
770 dnl if GNU tar is named gtar, look for it first.
771 AC_PATH_PROGS(TarCmd,gtar tar,tar)
773 dnl ** check for jade/openjade & determine a working catalog
774 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
775 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
776 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
777 if test -z "$Catalog"; then
778 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
781 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
787 if test ${OSTYPE} == "msys"
789 Catalog=$hardtop/$Catalog
791 Catalog=`cygpath -w $hardtop/$Catalog`
794 *) Catalog=$hardtop/$Catalog
802 dnl ** check for ghc-pkg command
804 ghc_pkg_guess=`echo $WithGhc | sed 's@ghc\([^/\\]*\)$@ghc-pkg\1@'`
806 if $ghc_pkg_guess -l >/dev/null 2>/dev/null; then
807 GhcPkgCmd=$ghc_pkg_guess
808 AC_MSG_NOTICE([using $ghc_pkg_guess for ghc-pkg])
810 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
813 AC_ARG_WITH(greencard,
814 [AC_HELP_STRING([--with-greencard=ARG],
815 [Use ARG as the path to greencard [default=autodetct]])],
817 GreenCardCmd=$withval;
818 FPTOOLS_GREENCARD(3.00)
822 AC_ARG_ENABLE(src-tree-happy,
823 [AC_HELP_STRING([--enable-src-tree-happy],
824 [Build and use source tree (fptools/happy) version of Happy.
825 [default=autodetect]])],
826 [ if test x"$enableval" = x"yes"; then
834 dnl ** check for installed happy binary + version
835 dnl (don't do it if we're booting from .hc files though.)
836 if test "$BootingFromHc" = "NO"; then
840 AC_ARG_ENABLE(src-tree-haddock,
841 [AC_HELP_STRING([--enable-src-tree-haddock],
842 [Build and use source tree (fptools/haddock) version of Haddock.
843 [default=autodetect]])],
844 [ if test x"$enableval" = x"yes"; then
845 UseSrcTreeHaddock=YES
850 [UseSrcTreeHaddock=NO]
852 dnl ** check for installed haddock
855 AC_ARG_ENABLE(src-tree-alex,
856 [AC_HELP_STRING([--enable-src-tree-alex],
857 [Build and use source tree (fptools/alex) version of Alex.
858 [default=autodetect]])],
859 [ if test x"$enableval" = x"yes"; then
867 dnl ** check for installed alex binary + version
868 dnl (don't do it if we're booting from .hc files though.)
869 if test "$BootingFromHc" = "NO"; then
873 dnl --------------------------------------------------
874 dnl ### program checking section ends here ###
875 dnl --------------------------------------------------
877 dnl --------------------------------------------------
878 dnl * Platform header file and syscall feature tests
879 dnl ### checking the state of the local header files and syscalls ###
881 dnl ** check for full ANSI header (.h) files
884 dnl ** Enable large file support. NB. do this before testing the type of
885 dnl off_t, because it will affect the result of that test.
888 dnl ** check for specific header (.h) files that we are interested in
889 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)
890 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
892 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
893 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
895 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
896 GhcLibsWithReadline=YES
897 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
899 GhcLibsWithReadline=NO
900 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
902 AC_SUBST(GhcLibsWithReadline)
904 dnl ** check for DOS include files
905 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
907 dnl ** check for Windows include files
908 AC_CHECK_HEADERS(windows.h)
910 dnl ** check for OpenGL/GLUT include paths and libraries
913 if test x"$no_GLU" = xyes; then
916 GhcLibsWithOpenGL=YES
918 AC_SUBST([GhcLibsWithOpenGL])
920 if test x"$no_GLUT" = xyes; then
925 AC_SUBST([GhcLibsWithGLUT])
927 dnl ** check for OpenGL include files
928 fp_save_cppflags="$CPPFLAGS"
929 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
930 if test x"$use_quartz_opengl" = xyes; then
931 AC_CHECK_HEADERS([OpenGL/gl.h])
933 AC_CHECK_HEADERS([GL/gl.h])
935 CPPFLAGS="$fp_save_cppflags"
937 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
940 dnl dynamic loading include files
941 AC_CHECK_HEADERS(dlfcn.h dl.h)
943 dnl ** check for farcalloc (in bcc)
944 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
946 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
947 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
949 dnl ** check for POSIX regex
951 AC_CHECK_HEADERS(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
952 AC_SUBST(HavePosixRegex)
954 dnl ** how do we get a timezone name, and UTC offset ?
957 dnl ** do we have altzone?
960 dnl ** does struct stat contain st_blksize?
963 dnl ** do we have long longs?
964 AC_CHECK_TYPES([long long])
966 dnl ** check what fields struct msghdr contains
967 AC_CHECK_HEADERS([sys/types.h sys/socket.h sys/uio.h])
968 AC_CHECK_MEMBERS([struct msghdr.msg_control, struct msghdr.msg_accrights], [], [], [#if HAVE_SYS_TYPES_H
969 # include <sys/types.h>
971 #if HAVE_SYS_SOCKET_H
972 # include <sys/socket.h>
975 # include <sys/uio.h>
978 dnl ** what are the sizes of various types
979 AC_CHECK_SIZEOF(char, 1)
980 AC_CHECK_SIZEOF(double, 8)
981 AC_CHECK_SIZEOF(float, 4)
982 AC_CHECK_SIZEOF(int, 4)
983 AC_CHECK_SIZEOF(long, 4)
984 if test "$ac_cv_type_long_long" = yes; then
985 AC_CHECK_SIZEOF(long long, 8)
987 AC_CHECK_SIZEOF(short, 2)
988 AC_CHECK_SIZEOF(unsigned char, 1)
989 AC_CHECK_SIZEOF(unsigned int, 4)
990 AC_CHECK_SIZEOF(unsigned long, 4)
991 if test "$ac_cv_type_long_long" = yes; then
992 AC_CHECK_SIZEOF(unsigned long long, 8)
994 AC_CHECK_SIZEOF(unsigned short, 2)
995 AC_CHECK_SIZEOF(void *, 4)
997 dnl ** what are alignment constraints on various types
998 FP_CHECK_ALIGNMENT(char)
999 FP_CHECK_ALIGNMENT(double)
1000 FP_CHECK_ALIGNMENT(float)
1001 FP_CHECK_ALIGNMENT(int)
1002 FP_CHECK_ALIGNMENT(long)
1003 if test "$ac_cv_type_long_long" = yes; then
1004 FP_CHECK_ALIGNMENT(long long)
1006 FP_CHECK_ALIGNMENT(short)
1007 FP_CHECK_ALIGNMENT(unsigned char)
1008 FP_CHECK_ALIGNMENT(unsigned int)
1009 FP_CHECK_ALIGNMENT(unsigned long)
1010 if test "$ac_cv_type_long_long" = yes; then
1011 FP_CHECK_ALIGNMENT(unsigned long long)
1013 FP_CHECK_ALIGNMENT(unsigned short)
1014 FP_CHECK_ALIGNMENT(void *)
1016 dnl ** map standard C types and ISO types to Haskell types
1017 FPTOOLS_CHECK_HTYPE(char)
1018 FPTOOLS_CHECK_HTYPE(signed char)
1019 FPTOOLS_CHECK_HTYPE(unsigned char)
1020 FPTOOLS_CHECK_HTYPE(short)
1021 FPTOOLS_CHECK_HTYPE(unsigned short)
1022 FPTOOLS_CHECK_HTYPE(int)
1023 FPTOOLS_CHECK_HTYPE(unsigned int)
1024 FPTOOLS_CHECK_HTYPE(long)
1025 FPTOOLS_CHECK_HTYPE(unsigned long)
1026 if test "$ac_cv_type_long_long" = yes; then
1027 FPTOOLS_CHECK_HTYPE(long long)
1028 FPTOOLS_CHECK_HTYPE(unsigned long long)
1030 FPTOOLS_CHECK_HTYPE(float)
1031 FPTOOLS_CHECK_HTYPE(double)
1032 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
1033 FPTOOLS_CHECK_HTYPE(size_t)
1034 FPTOOLS_CHECK_HTYPE(wchar_t)
1035 dnl Int32 is a HACK for non-ISO C compilers
1036 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
1037 FPTOOLS_CHECK_HTYPE(clock_t)
1038 FPTOOLS_CHECK_HTYPE(time_t)
1039 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
1040 FPTOOLS_CHECK_HTYPE(ino_t)
1041 FPTOOLS_CHECK_HTYPE(mode_t)
1042 FPTOOLS_CHECK_HTYPE(off_t)
1043 FPTOOLS_CHECK_HTYPE(pid_t)
1044 FPTOOLS_CHECK_HTYPE(gid_t)
1045 FPTOOLS_CHECK_HTYPE(uid_t)
1046 FPTOOLS_CHECK_HTYPE(cc_t)
1047 FPTOOLS_CHECK_HTYPE(speed_t)
1048 FPTOOLS_CHECK_HTYPE(tcflag_t)
1049 FPTOOLS_CHECK_HTYPE(blkcnt_t)
1050 FPTOOLS_CHECK_HTYPE(nlink_t)
1051 FPTOOLS_CHECK_HTYPE(ssize_t)
1052 FPTOOLS_CHECK_HTYPE(rlim_t)
1053 FPTOOLS_CHECK_HTYPE(wint_t)
1055 dnl ** Map OpenGL data types to Haskell types
1056 if test $GhcLibsWithOpenGL = YES ; then
1057 FPTOOLS_CHECK_HTYPE(GLboolean)
1058 FPTOOLS_CHECK_HTYPE(GLbyte)
1059 FPTOOLS_CHECK_HTYPE(GLubyte)
1060 FPTOOLS_CHECK_HTYPE(GLshort)
1061 FPTOOLS_CHECK_HTYPE(GLushort)
1062 FPTOOLS_CHECK_HTYPE(GLint)
1063 FPTOOLS_CHECK_HTYPE(GLuint)
1064 FPTOOLS_CHECK_HTYPE(GLsizei)
1065 FPTOOLS_CHECK_HTYPE(GLenum)
1066 FPTOOLS_CHECK_HTYPE(GLbitfield)
1067 FPTOOLS_CHECK_HTYPE(GLfloat)
1068 FPTOOLS_CHECK_HTYPE(GLclampf)
1069 FPTOOLS_CHECK_HTYPE(GLdouble)
1070 FPTOOLS_CHECK_HTYPE(GLclampd)
1073 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>
1074 #include <errno.h>])
1076 dnl ** can we open files in binary mode?
1077 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
1079 FP_CHECK_FUNC([WinExec],
1080 [@%:@include <windows.h>], [WinExec("",0)])
1082 FP_CHECK_FUNC([GetModuleFileName],
1083 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1085 dnl ** check return type of signal handlers
1086 dnl Foo: assumes we can use prototypes.
1087 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1088 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1089 dnl [AC_TRY_COMPILE([#include <sys/types.h>
1090 dnl #include <signal.h>
1094 dnl void (*signal (int, void (*)(int)))(int);
1097 dnl ac_cv_type_signal_handler=void_int,
1098 dnl ac_cv_type_signal_handler=int_void)])
1099 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1100 dnl AC_DEFINE(VOID_INT_SIGNALS)
1103 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1105 if test "$ac_cv_type_signal" = void; then
1106 AC_DEFINE([VOID_INT_SIGNALS], [1], [Define to 1 if signal handlers have type void (*)(int). Otherwise, they're assumed to have type int (*)(void).])
1109 dnl ** check for more functions
1110 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
1111 AC_CHECK_FUNCS(strcmp)
1112 AC_CHECK_FUNCS(realpath _fullpath)
1113 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
1114 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
1115 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
1116 AC_CHECK_FUNCS(snprintf _snprintf )
1117 AC_CHECK_FUNCS(popen _popen )
1118 AC_CHECK_FUNCS(pclose _pclose )
1119 AC_CHECK_FUNCS(setenv unsetenv)
1122 dnl ** check for specific library functions that we are interested in
1123 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat siginterrupt symlink sysconf timelocal times vadvise localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
1125 dnl ** Solaris2 needs additionl flag for getpw*_r()
1126 case "$TargetPlatform" in
1128 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
1129 AC_SUBST(unix_SRC_HSC2HS_OPTS)
1133 dnl ** check whether this machine has gmp3 installed
1134 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1135 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1136 HaveLibGmp=NO; LibGmp=not-installed))
1137 AC_SUBST(HaveLibGmp)
1140 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1141 HaveFrameworkHaskellSupport=NO
1142 if test $HostPlatform = "powerpc-apple-darwin"; then
1143 AC_MSG_CHECKING([for HaskellSupport.framework])
1145 LIBS="-framework HaskellSupport"
1146 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1147 if test $HaveFrameworkHaskellSupport = YES; then
1148 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1151 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1153 AC_SUBST(HaveFrameworkHaskellSupport)
1155 dnl ** check for mingwex library
1156 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1157 AC_SUBST(HaveLibMingwEx)
1159 if test $HaveLibMingwEx = YES ; then
1160 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1163 if test "$HaveLibGmp" = "NO"; then
1164 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1165 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1169 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1170 dnl the order of these tests matters: bfd needs liberty
1171 AC_CHECK_LIB(iberty, xmalloc)
1172 AC_CHECK_LIB(bfd, bfd_init)
1174 dnl ** check for wide-char classifications
1175 dnl FreeBSD has an emtpy wctype.h, so test one of the affected
1176 dnl functions if it's really there.
1177 AC_CHECK_HEADERS(wctype.h,
1178 [AC_CHECK_FUNCS(iswspace)]
1181 dnl ** check for readline, for Hugs and hslibs' Readline
1182 dnl ncurses supersedes termcap and curses, but for compatibility,
1183 dnl we have to check for all...
1184 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1185 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1186 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1187 HaveLibTermcap=NO; LibTermcap=not-installed)))
1189 if test $HaveLibTermcap = YES ; then
1190 LIBS="-l$LibTermcap $LIBS"
1191 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1194 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1195 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1196 LibsReadline="readline $LibTermcap"
1198 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1201 AC_SUBST(LibsReadline)
1203 if test "$HaveLibReadline"; then
1204 AC_CHECK_LIB(readline, rl_erase_empty_line,
1205 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1206 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1207 AC_CHECK_LIB(readline, rl_free_undo_list,
1208 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1209 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1211 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1212 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1215 dnl ** check for math library
1216 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
1219 dnl ** check for X Window System
1222 if test "$no_x" = yes; then
1227 AC_SUBST([GhcLibsWithX11])
1229 dnl ################################################################
1230 dnl Check for libraries
1231 dnl ################################################################
1233 dnl ** check for libdl & RTLD_NEXT
1235 dnl (Mac OS X only) ... but don't check if we already have the
1236 dnl HaskellSupport.framework
1238 if test $HaveFrameworkHaskellSupport = YES; then
1242 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1244 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1246 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1248 AC_SUBST(HaveRtldNext)
1249 AC_SUBST(HaveRtldLocal)
1250 AC_SUBST(HaveRtldGlobal)
1251 AC_SUBST(HaveRtldNow)
1253 AC_CHECK_LIB(dl, dlopen,
1255 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1258 AC_CHECK_FUNCS(dlopen)
1261 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1262 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1271 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1277 AC_SUBST(HaveRtldNext)
1279 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1280 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1289 AC_DEFINE(HAVE_RTLDLOCAL)
1295 AC_SUBST(HaveRtldLocal)
1297 dnl ** RTLD_GLOBAL isn't available on openbsd
1298 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1307 AC_DEFINE(HAVE_RTLDGLOBAL)
1313 AC_SUBST(HaveRtldGlobal)
1315 dnl ** RTLD_NOW isn't available on openbsd
1316 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1325 AC_DEFINE(HAVE_RTLDNOW)
1331 AC_SUBST(HaveRtldNow)
1334 dnl ---------- usleep ----------
1335 dnl --- stolen from guile configure ---
1336 dnl --- FIXME: /usr/include/unistd.h can't be right?
1338 ### On some systems usleep has no return value. If it does have one,
1339 ### we'd like to return it; otherwise, we'll fake it.
1340 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1341 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1342 /usr/include/unistd.h,
1343 [cv_func_usleep_return_type=void],
1344 [cv_func_usleep_return_type=int])])
1345 case "$cv_func_usleep_return_type" in
1347 AC_DEFINE([USLEEP_RETURNS_VOID], [1], [Define if the system headers declare usleep to return void.])
1351 dnl --------------------------------------------------
1352 dnl * test for in_addr_t
1353 dnl --------------------------------------------------
1354 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1355 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1356 [ AC_DEFINE([HAVE_IN_ADDR_T], [1], [Define to 1 if in_addr_t is available.]) AC_MSG_RESULT(yes) ],
1359 dnl --------------------------------------------------
1360 dnl * test for Linux sendfile(2)
1361 dnl --------------------------------------------------
1362 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1363 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1364 [ AC_DEFINE([HAVE_LINUX_SENDFILE], [1], [Define to 1 if you have a Linux sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1367 dnl --------------------------------------------------
1368 dnl * test for BSD sendfile(2)
1369 dnl --------------------------------------------------
1370 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1371 AC_EGREP_HEADER(sendfile, sys/socket.h,
1372 [ AC_DEFINE([HAVE_BSD_SENDFILE], [1], [Define to 1 if you have a BSDish sendfile(2) implementation.]) AC_MSG_RESULT(yes) ],
1375 dnl --------------------------------------------------
1377 dnl --------------------------------------------------
1379 AC_PATH_PROGS([GTK_CONFIG], [gtk-config gtk12-config])
1380 if test -n "$GTK_CONFIG"; then
1381 AC_CACHE_CHECK([for version of GTK+], [fp_cv_gtk_version],
1382 [fp_cv_gtk_version=`$GTK_CONFIG --version`])
1383 FP_COMPARE_VERSIONS([$fp_cv_gtk_version], [-lt], [1.2],
1384 [AC_MSG_WARN([GTK+ not usable, need at least version 1.2])
1387 AC_SUBST([GTK_CONFIG])
1389 dnl --------------------------------------------------
1390 dnl * Miscellaneous feature tests
1391 dnl --------------------------------------------------
1393 dnl ** can we get alloca?
1396 dnl ** Working vfork?
1399 dnl ** determine whether or not const works
1402 dnl ** are we big endian?
1405 dnl ** check for leading underscores in symbol names
1408 dnl ** check for ld, and whether ld has -x option
1409 AC_PATH_PROG(LdCmdRaw, ld)
1412 if test ${OSTYPE} == "msys"
1416 LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1419 *) LdCmd=${LdCmdRaw}
1427 AC_MSG_CHECKING([for SIGPOLL])
1428 AC_EGREP_CPP(we_have_sigpoll,
1429 [#include <signal.h>
1433 ], AC_DEFINE([HAVE_SIGPOLL], [1], [Define to 1 if you have the sigpoll() function.]) haveSIGPOLL=yes, haveSIGPOLL=no)
1434 AC_MSG_RESULT([$haveSIGPOLL])
1436 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1437 AC_EGREP_CPP(we_have_that_sysconf_thing,
1440 #ifdef _SC_GETGR_R_SIZE_MAX
1441 we_have_that_sysconf_thing
1444 [AC_MSG_RESULT([yes])
1445 AC_DEFINE([HAVE_SC_GETGR_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETGR_R_SIZE_MAX.])],
1446 [AC_MSG_RESULT([no])])
1448 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1449 AC_EGREP_CPP(we_have_that_sysconf_thing,
1452 #ifdef _SC_GETPW_R_SIZE_MAX
1453 we_have_that_sysconf_thing
1456 [AC_MSG_RESULT([yes])
1457 AC_DEFINE([HAVE_SC_GETPW_R_SIZE_MAX], [1], [Define to 1 if <unistd.h> defines _SC_GETPW_R_SIZE_MAX.])],
1458 [AC_MSG_RESULT([no])])
1460 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )