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, 1994-2004
8 # Configure script template for the Glasgow functional programming tools
10 # Process with 'autoreconf' 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 AC_INIT([fptools build system], [1.0], [cvs-fptools@haskell.org], [fptools])
18 # First off, a distrib sanity check..
19 AC_CONFIG_SRCDIR([mk/config.mk.in])
21 dnl * We require autoconf version 2.52
22 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
23 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
26 dnl * Declare subdirectories that have a private configure script
28 dnl After the toplevel configuration is complete, the script will recurse into
29 dnl these subdirectories if they exist. The use of a cache file makes repeated
31 AC_CONFIG_SUBDIRS([ghc libraries])
33 # -------------------------------------------------------------------------
34 # Prepare to generate the following header files
37 AC_CONFIG_HEADER(mk/config.h)
39 # No, semi-sadly, we don't do `--srcdir'...
40 if test x"$srcdir" != 'x.' ; then
41 echo "This configuration does not support the \`--srcdir' option.."
45 dnl--------------------------------------------------------------------
46 dnl * Choose host(/target/build) platform
47 dnl--------------------------------------------------------------------
49 dnl Guess host/target/build platform(s) if necessary.
52 # "$host" defaults to "$target"
53 if test "x$host" = xNONE ; then
57 dnl ** canonicalize platform names
58 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
59 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
60 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
62 if test x"$TargetPlatform" != x"$HostPlatform" ; then
63 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
69 # The following will be more difficult when we *are* cross-compiling.
70 # Suitable names to slam in *_CPP are in platform.h.in.
71 # We also record the architecture, vendor, and operating system (OS)
74 alpha*-dec-osf[[12]]*)
75 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
76 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
77 BuildPlatform=alpha-dec-osf1 # hack
78 HostPlatform_CPP='alpha_dec_osf1'
83 alpha*-dec-osf[[345]]*)
84 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
85 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
86 BuildPlatform=alpha-dec-osf3 # hack
87 HostPlatform_CPP='alpha_dec_osf3'
92 alpha*-unknown-linux*)
93 HostPlatform=alpha-unknown-linux
94 TargetPlatform=alpha-unknown-linux
95 BuildPlatform=alpha-unknown-linux
96 HostPlatform_CPP='alpha_unknown_linux'
98 HostVendor_CPP='unknown'
101 alpha*-unknown-freebsd*)
102 HostPlatform=alpha-unknown-freebsd
103 TargetPlatform=alpha-unknown-freebsd
104 BuildPlatform=alpha-unknown-freebsd
105 HostPlatform_CPP='alpha_unknown_freebsd'
107 HostVendor_CPP='unknown'
110 alpha*-unknown-openbsd*)
111 HostPlatform=alpha-unknown-openbsd
112 TargetPlatform=alpha-unknown-openbsd
113 BuildPlatform=alpha-unknown-openbsd
114 HostPlatform_CPP='alpha_unknown_openbsd'
116 HostVendor_CPP='unknown'
119 amd64-*-openbsd*|x86_64-*-openbsd*)
120 HostPlatform=x86_64-unknown-openbsd
121 TargetPlatform=x86_64-unknown-openbsd
122 BuildPlatform=x86_64-unknown-openbsd
123 HostPlatform_CPP='x86_64_unknown_openbsd'
124 HostArch_CPP='x86_64'
125 HostVendor_CPP='unknown'
129 HostPlatform=arm-unknown-linux # hack again
130 TargetPlatform=arm-unknown-linux
131 BuildPlatform=arm-unknown-linux
132 HostPlatform_CPP='arm_unknown_linux'
134 HostVendor_CPP='unknown'
138 HostPlatform=arm-unknown-openbsd
139 TargetPlatform=arm-unknown-openbsd
140 BuildPlatform=arm-unknown-openbsd
141 HostPlatform_CPP='arm_unknown_openbsd'
143 HostVendor_CPP='unknown'
147 HostPlatform=hppa-unknown-linux # hack again
148 TargetPlatform=hppa-unknown-linux
149 BuildPlatform=hppa-unknown-linux
150 HostPlatform_CPP='hppa_unknown_linux'
152 HostVendor_CPP='unknown'
156 HostPlatform=hppa-unknown-openbsd # hack again
157 TargetPlatform=hppa-unknown-openbsd
158 BuildPlatform=hppa-unknown-openbsd
159 HostPlatform_CPP='hppa_unknown_openbsd'
161 HostVendor_CPP='unknown'
165 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
166 TargetPlatform=hppa1.1-hp-hpux
167 BuildPlatform=hppa1.1-hp-hpux
168 HostPlatform_CPP='hppa1_1_hp_hpux'
169 HostArch_CPP='hppa1_1'
173 i[[3456]]86-*-linuxaout*)
174 HostPlatform=i386-unknown-linuxaout # hack again
175 TargetPlatform=i386-unknown-linuxaout
176 BuildPlatform=i386-unknown-linuxaout
177 HostPlatform_CPP='i386_unknown_linuxaout'
179 HostVendor_CPP='unknown'
180 HostOS_CPP='linuxaout'
182 i[[3456]]86-*-linux*)
183 HostPlatform=i386-unknown-linux # hack again
184 TargetPlatform=i386-unknown-linux
185 BuildPlatform=i386-unknown-linux
186 HostPlatform_CPP='i386_unknown_linux'
188 HostVendor_CPP='unknown'
191 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
192 HostPlatform=i386-unknown-freebsd # hack again
193 TargetPlatform=i386-unknown-freebsd
194 BuildPlatform=i386-unknown-freebsd
195 HostPlatform_CPP='i386_unknown_freebsd'
197 HostVendor_CPP='unknown'
200 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
201 HostPlatform=i386-unknown-freebsd2 # hack again
202 TargetPlatform=i386-unknown-freebsd2
203 BuildPlatform=i386-unknown-freebsd2
204 HostPlatform_CPP='i386_unknown_freebsd2'
206 HostVendor_CPP='unknown'
207 HostOS_CPP='freebsd2'
209 i[[3456]]86-*-netbsd*)
210 HostPlatform=i386-unknown-netbsd # hack again
211 TargetPlatform=i386-unknown-netbsd
212 BuildPlatform=i386-unknown-netbsd
213 HostPlatform_CPP='i386_unknown_netbsd'
215 HostVendor_CPP='unknown'
218 i[[3456]]86-*-openbsd*)
219 HostPlatform=i386-unknown-openbsd # hack again
220 TargetPlatform=i386-unknown-openbsd
221 BuildPlatform=i386-unknown-openbsd
222 HostPlatform_CPP='i386_unknown_openbsd'
224 HostVendor_CPP='unknown'
227 i[[3456]]86-*-solaris2*)
228 HostPlatform=i386-unknown-solaris2 # hack again
229 TargetPlatform=i386-unknown-solaris2
230 BuildPlatform=i386-unknown-solaris2
231 HostPlatform_CPP='i386_unknown_solaris2'
233 HostVendor_CPP='unknown'
234 HostOS_CPP='solaris2'
236 i[[3456]]86-*-cygwin*)
237 HostPlatform=i386-unknown-cygwin32 # hack again
238 TargetPlatform=i386-unknown-cygwin32
239 BuildPlatform=i386-unknown-cygwin32
240 HostPlatform_CPP='i386_unknown_cygwin32'
242 HostVendor_CPP='unknown'
243 HostOS_CPP='cygwin32'
246 i[[3456]]86-*-mingw32*)
247 HostPlatform=i386-unknown-mingw32 # hack again
248 TargetPlatform=i386-unknown-mingw32
249 BuildPlatform=i386-unknown-mingw32
250 HostPlatform_CPP='i386_unknown_mingw32'
252 HostVendor_CPP='unknown'
257 HostPlatform=ia64-unknown-linux # hack again
258 TargetPlatform=ia64-unknown-linux
259 BuildPlatform=ia64-unknown-linux
260 HostPlatform_CPP='ia64_unknown_linux'
262 HostVendor_CPP='unknown'
266 HostPlatform=x86_64-unknown-linux
267 TargetPlatform=x86_64-unknown-linux
268 BuildPlatform=x86_64-unknown-linux
269 HostPlatform_CPP='x86_64_unknown_linux'
270 HostArch_CPP='x86_64'
271 HostVendor_CPP='unknown'
275 HostPlatform=m68k-unknown-linux # hack again
276 TargetPlatform=m68k-unknown-linux
277 BuildPlatform=m68k-unknown-linux
278 HostPlatform_CPP='m68k_unknown_linux'
280 HostVendor_CPP='unknown'
284 HostPlatform_CPP='m68k_next_nextstep2'
286 HostVendor_CPP='next'
287 HostOS_CPP='nextstep2'
290 HostPlatform_CPP='m68k_next_nextstep3'
292 HostVendor_CPP='next'
293 HostOS_CPP='nextstep3'
295 i[[3456]]86-next-nextstep3)
296 HostPlatform=i386-next-nextstep3 # hack again
297 TargetPlatform=i386-next-nextstep3
298 BuildPlatform=i386-next-nextstep3
299 HostPlatform_CPP='i386_next_nextstep3'
301 HostVendor_CPP='next'
302 HostOS_CPP='nextstep3'
305 HostPlatform=m68k-unknown-openbsd
306 TargetPlatform=m68k-unknown-openbsd
307 BuildPlatform=m68k-unknown-openbsd
308 HostPlatform_CPP='m68k_unknown_openbsd'
310 HostVendor_CPP='unknown'
314 HostPlatform=m68k-unknown-netbsd
315 TargetPlatform=m68k-unknown-netbsd
316 BuildPlatform=m68k-unknown-netbsd
317 HostPlatform_CPP='m68k_unknown_netbsd'
319 HostVendor_CPP='unknown'
323 HostPlatform=m68k-sun-sunos4
324 TargetPlatform=m68k-sun-sunos4 #hack
325 BuildPlatform=m68k-sun-sunos4 #hack
326 HostPlatform_CPP='m68k_sun_sunos4'
332 HostPlatform=m88k-unknown-openbsd
333 TargetPlatform=m88k-unknown-openbsd
334 BuildPlatform=m88k-unknown-openbsd
335 HostPlatform_CPP='m88k_unknown_openbsd'
337 HostVendor_CPP='unknown'
341 HostPlatform=mips-unknown-linux # hack again
342 TargetPlatform=mips-unknown-linux
343 BuildPlatform=mips-unknown-linux
344 HostPlatform_CPP='mips_unknown_linux'
346 HostVendor_CPP='unknown'
350 HostPlatform_CPP='mips_dec_ultrix'
351 HostArch_CPP='mipsel' # NB a little different
356 HostPlatform=mips-sgi-irix
357 TargetPlatform=mips-sgi-irix #hack
358 BuildPlatform=mips-sgi-irix #hack
359 HostPlatform_CPP='mips_sgi_irix'
360 HostArch_CPP='mipseb' # NB a little different
365 HostPlatform=rs6000-ibm-aix
366 TargetPlatform=rs6000-ibm-aix #hack
367 BuildPlatform=rs6000-ibm-aix #hack
368 HostPlatform_CPP='rs6000_ibm_aix'
369 HostArch_CPP='rs6000'
374 HostPlatform=powerpc-ibm-aix
375 TargetPlatform=powerpc-ibm-aix #hack
376 BuildPlatform=powerpc-ibm-aix #hack
377 HostPlatform_CPP='powerpc_ibm_aix'
378 HostArch_CPP='powerpc'
382 powerpc-apple-darwin*)
383 HostPlatform=powerpc-apple-darwin
384 TargetPlatform=powerpc-apple-darwin #hack
385 BuildPlatform=powerpc-apple-darwin #hack
386 HostPlatform_CPP='powerpc_apple_darwin'
387 HostArch_CPP='powerpc'
388 HostVendor_CPP='apple'
391 powerpc-unknown-linux*)
392 HostPlatform=powerpc-unknown-linux
393 TargetPlatform=powerpc-unknown-linux
394 BuildPlatform=powerpc-unknown-linux
395 HostPlatform_CPP='powerpc_unknown_linux'
396 HostArch_CPP='powerpc'
397 HostVendor_CPP='unknown'
400 powerpc-unknown-openbsd*)
401 HostPlatform=powerpc-unknown-openbsd
402 TargetPlatform=powerpc-unknown-openbsd
403 BuildPlatform=powerpc-unknown-openbsd
404 HostPlatform_CPP='powerpc_unknown_openbsd'
405 HostArch_CPP='powerpc'
406 HostVendor_CPP='unknown'
409 powerpc64-unknown-linux*)
410 HostPlatform=powerpc64-unknown-linux
411 TargetPlatform=powerpc64-unknown-linux
412 BuildPlatform=powerpc64-unknown-linux
413 HostPlatform_CPP='powerpc64_unknown_linux'
414 HostArch_CPP='powerpc64'
415 HostVendor_CPP='unknown'
420 HostPlatform=s390-ibm-linux
421 TargetPlatform=s390-ibm-linux #hack
422 BuildPlatform=s390-ibm-linux #hack
423 HostPlatform_CPP='s390_ibm_linux'
429 HostPlatform=sparc-sun-sunos4
430 TargetPlatform=sparc-sun-sunos4 #hack
431 BuildPlatform=sparc-sun-sunos4 #hack
432 HostPlatform_CPP='sparc_sun_sunos4'
438 HostPlatform=sparc-sun-solaris2
439 TargetPlatform=sparc-sun-solaris2 #hack
440 BuildPlatform=sparc-sun-solaris2 #hack
441 HostPlatform_CPP='sparc_sun_solaris2'
444 HostOS_CPP='solaris2'
447 HostPlatform=sparc-unknown-linux
448 TargetPlatform=sparc-unknown-linux
449 BuildPlatform=sparc-unknown-linux
450 HostPlatform_CPP='sparc_unknown_linux'
452 HostVendor_CPP='unknown'
456 HostPlatform=sparc-unknown-openbsd
457 TargetPlatform=sparc-unknown-openbsd
458 BuildPlatform=sparc-unknown-openbsd
459 HostPlatform_CPP='sparc_unknown_openbsd'
461 HostVendor_CPP='unknown'
465 HostPlatform=sparc64-unknown-openbsd
466 TargetPlatform=sparc64-unknown-openbsd
467 BuildPlatform=sparc64-unknown-openbsd
468 HostPlatform_CPP='sparc64_unknown_openbsd'
469 HostArch_CPP='sparc64'
470 HostVendor_CPP='unknown'
474 HostPlatform=vax-unknown-openbsd
475 TargetPlatform=vax-unknown-openbsd
476 BuildPlatform=vax-unknown-openbsd
477 HostPlatform_CPP='vax_unknown_openbsd'
479 HostVendor_CPP='unknown'
483 echo "Unrecognised platform: $HostPlatform"
487 echo "Canonicalised to: $HostPlatform"
488 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
489 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
491 BuildPlatform_CPP=$HostPlatform_CPP
492 TargetPlatform_CPP=$HostPlatform_CPP
493 BuildArch_CPP=$HostArch_CPP
494 TargetArch_CPP=$HostArch_CPP
495 BuildOS_CPP=$HostOS_CPP
497 TargetOS_CPP=$HostOS_CPP
498 BuildVendor_CPP=$HostVendor_CPP
499 TargetVendor_CPP=$HostVendor_CPP
501 AC_SUBST(BuildPlatform)
502 AC_SUBST(HostPlatform)
503 AC_SUBST(TargetPlatform)
504 AC_SUBST(HostPlatform_CPP)
505 AC_SUBST(BuildPlatform_CPP)
506 AC_SUBST(TargetPlatform_CPP)
508 AC_SUBST(HostArch_CPP)
509 AC_SUBST(BuildArch_CPP)
510 AC_SUBST(TargetArch_CPP)
513 AC_SUBST(HostOS_Full)
514 AC_SUBST(BuildOS_CPP)
515 AC_SUBST(TargetOS_CPP)
517 AC_SUBST(HostVendor_CPP)
518 AC_SUBST(BuildVendor_CPP)
519 AC_SUBST(TargetVendor_CPP)
523 dnl --------------------------------------------------------------
524 dnl * Calculate absolute path to build tree
525 dnl --------------------------------------------------------------
527 AC_MSG_CHECKING(for path to top of build tree)
531 dnl Remove common automounter nonsense
533 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
535 dnl Find 'hardtop_plat', the native format for 'hardtop'
536 dnl (i.e., right kind of \dnl slashes on a Win32 box, but with b-slashes being escaped).
538 dnl Note OSTYPE: On Cygwin we need to use 'cygpath' to convert /cygdrive/c/foo to c:/foo
539 dnl but we must not do that if we aren't building using Cygwin (notably msys),
540 dnl because cygpath doesn't exist. It seems that 'bash' sets OSTYPE to 'cygwin'
541 dnl or 'msys' respectively, but cygwin's 'sh' does not. So we hackily assume
542 dnl that if the shell hasn't set it to 'msys' then we must be in Cygwin. Sigh.
544 dnl The Right Thing is probably to test $BuildPlatform instead, but we are sloppy
545 dnl about setting that correctly at the moment, so we just work around for now.
547 dnl The quotes round "$(OSTYPE)" are essential, for the Cygwin-sh case where OSTYPE
549 case $HostPlatform in
550 i386-unknown-mingw32 | i386-unknown-cygwin32)
551 if test "${OSTYPE}" != "msys"
553 # convert $hardtop to a path that mingw will understand too
554 cyghardtop=${hardtop}
555 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
556 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
558 hardtop_plat=${hardtop}
562 hardtop_plat=${hardtop}
566 AC_SUBST(hardtop_plat)
568 AC_MSG_RESULT(${hardtop})
570 dnl --------------------------------------------------------------
571 dnl * Project specific configuration options
572 dnl --------------------------------------------------------------
573 dnl What follows is a bunch of options that can either be configured
574 dnl through command line options to the configure script or by
575 dnl supplying defns in the build tree's mk/build.mk. Having the option to
576 dnl use either is considered a Feature.
578 dnl ** What command to use to compile compiler sources ?
579 dnl --------------------------------------------------------------
582 [AC_HELP_STRING([--with-ghc=ARG],
583 [Use ARG as the path to GHC [default=autodetect]])],
584 [ WithGhc="$withval" ],
586 if test "$GHC" = ""; then
587 AC_PATH_PROG(GHC,ghc)
594 [AC_HELP_STRING([--with-hc=ARG],
595 [Use ARG as the path to the compiler for compiling ordinary
596 Haskell code (default= value of --with-ghc)])],
602 if test "$WithGhc" != ""; then
603 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
604 AC_SUBST(GhcVersion)dnl
605 AC_SUBST(GhcMajVersion)dnl
606 AC_SUBST(GhcMinVersion)dnl
607 AC_SUBST(GhcPatchLevel)dnl
610 AC_PATH_PROGS(NHC,nhc nhc98)
611 AC_PATH_PROG(HBC,hbc)
613 dnl ** Which gcc to use?
614 dnl --------------------------------------------------------------
616 [AC_HELP_STRING([--with-gcc=ARG],
617 [Use ARG as the path to GCC [default=autodetect]])],
618 [WhatGccIsCalled="$withval"
619 if test "x$HostPlatform" = "xi386-unknown-mingw32"
621 if test "${OSTYPE}" != "msys"
623 # Canonicalise to <drive>:/path/to/gcc
624 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
628 [WhatGccIsCalled="gcc"]
630 AC_SUBST(WhatGccIsCalled)
632 dnl ** Booting from .hc files?
633 dnl --------------------------------------------------------------
634 AC_ARG_ENABLE(hc-boot,
635 [AC_HELP_STRING([--enable-hc-boot],
636 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
637 (This option is mostly of interest to porters.) [default=no]])],
638 [ if test x"$enableval" = x"yes"; then
646 AC_SUBST(BootingFromHc)
648 dnl ** Booting from unregisterised .hc files?
649 dnl --------------------------------------------------------------
650 AC_ARG_ENABLE(hc-boot-unregisterised,
651 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
652 [ With --enable-hc-boot, treat the intermediate .hc files as
653 unregisterised rather than registerised code.
654 (This option is mostly of interest to porters.) [default=no]])],
655 [ if test x"$enableval" = x"yes"; then
656 BootingFromUnregisterisedHc=YES
658 BootingFromUnregisterisedHc=NO
661 [BootingFromUnregisterisedHc=NO]
663 AC_SUBST(BootingFromUnregisterisedHc)
665 if test "$BootingFromHc" = "NO"; then
666 if test "$BootingFromUnregisterisedHc" = "YES"; then
667 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
671 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
672 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
673 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
676 dnl ** --enable-threaded-rts (not used any more)
677 dnl --------------------------------------------------------------
678 AC_ARG_ENABLE(threaded-rts,
679 [AC_HELP_STRING([--enable-threaded-rts],
680 [DEPRECATED (backwards compatibility only). [default=no]])],
681 [ if test x"$enableval" = x"yes"; then
689 AC_SUBST(ThreadedRts)
691 dnl ** Enable the construction of Win32 DLLs?
692 dnl --------------------------------------------------------------
694 dnl [ The ability to build the RTS and libraries as separate DLLs used
695 dnl to be supported, but isn't currently (updates to the RTS, compiler
696 dnl and build system would be required to bring it back again.)
697 dnl Hence, exposing it as an option is false advertisement, so better
698 dnl disable it to avoid confusion (but leave it commented-out rather
699 dnl than removed in order to remind ourselves to bring back the
700 dnl feature at some stage.) ]
702 dnl AC_ARG_ENABLE(win32-dlls,
703 dnl [ --enable-win32-dlls
704 dnl If on a Win32 platform running mingw32/cygwin, enable the
705 dnl construction of DLLs containing ghc-compiled code.
708 dnl case $HostOS_CPP in
711 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
715 dnl EnableWin32DLLs=YES
717 dnl [EnableWin32DLLs=NO]
719 dnl AC_SUBST(EnableWin32DLLs)
720 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
721 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
724 dnl ** Enable the building of the ObjectIO?
725 dnl --------------------------------------------------------------
726 AC_ARG_ENABLE(objectio,
727 [AC_HELP_STRING([--enable-objectio],
728 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
729 [ if test x"$enableval" = x"yes"; then
730 GhcLibsWithObjectIO=YES
732 GhcLibsWithObjectIO=NO
735 [GhcLibsWithObjectIO=NO]
737 AC_SUBST(GhcLibsWithObjectIO)
739 dnl ** Enable the building of the OpenAL binding?
740 dnl --------------------------------------------------------------
741 AC_ARG_ENABLE([openal],
742 AC_HELP_STRING([--enable-openal],
743 [Build OpenAL binding [[default=autodetect]]]),
744 [ if test x"$enableval" = x"yes"; then
745 GhcLibsWithOpenAL=YES
750 [GhcLibsWithOpenAL=YES])
752 AC_SUBST([GhcLibsWithOpenAL])
754 dnl ** .NET interop support?
755 dnl --------------------------------------------------------------
756 AC_ARG_ENABLE(dotnet,
757 [AC_HELP_STRING([--enable-dotnet],
758 [Build .NET interop layer. [default=no]])],
759 [ if test x"$enableval" = x"yes"; then
760 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
766 AC_SUBST(DotnetSupport)
768 dnl --------------------------------------------------------------
769 dnl End of configure script option section
770 dnl --------------------------------------------------------------
773 dnl --------------------------------------------------------------
774 dnl * General configuration checks
775 dnl --------------------------------------------------------------
777 dnl ** Can the unix package be built?
778 dnl --------------------------------------------------------------
780 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
785 AC_SUBST([GhcLibsWithUnix])
790 dnl ** look for `perl', but only in /bin on Windows
793 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
794 if test -z "$PerlCmd"; then
795 echo "You must install the version of Perl shipped with GHC"
796 echo "(or a compatible one) in /bin."
801 AC_PATH_PROG(PerlCmd,perl)
802 if test -z "$PerlCmd"; then
803 echo "You must install perl before you can continue"
804 echo "Perhaps it is already installed, but not in your PATH?"
807 FPTOOLS_CHECK_PERL_VERSION
812 dnl ** does #! path/to/perl work? (sometimes it's too long...)
815 dnl ** check for Python
816 AC_PATH_PROG(PythonCmd,python)
818 dnl ** look for GCC and find out which version
819 dnl Figure out which C compiler to use. Gcc is preferred.
820 dnl If gcc, make sure it's at least 2.1
824 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
826 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
829 dnl ** Without optimization some INLINE trickery fails for GHCi
832 dnl ** Try to add -mno-cygwin to the C compiler options
833 FP_CHECK_FLAG([-mno-cygwin], [
834 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
835 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
836 AC_SUBST(SRC_CC_OPTS)
838 dnl ** figure out how to do context diffs
841 dnl ** Find find command (for Win32's benefit)
844 dnl ** figure out how to do a BSD-ish install
847 dnl If you can run configure, you certainly have /bin/sh
848 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
850 dnl ** how to invoke `ar' and `ranlib'
851 FP_PROG_AR_NEEDS_RANLIB
852 FP_PROG_AR_SUPPORTS_INPUT
854 dnl ** Check to see whether ln -s works
858 dnl ** Find the path to sed
859 AC_PATH_PROG(SedCmd,sed)
862 dnl ** check for time command
863 AC_PATH_PROG(TimeCmd,time)
866 dnl if GNU tar is named gtar, look for it first.
867 AC_PATH_PROGS(TarCmd,gtar tar,tar)
869 dnl ** check for DocBook toolchain
871 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl])
874 dnl ** check for ghc-pkg command
877 AC_ARG_WITH(greencard,
878 [AC_HELP_STRING([--with-greencard=ARG],
879 [Use ARG as the path to greencard [default=autodetct]])],
881 GreenCardCmd=$withval;
882 FPTOOLS_GREENCARD(3.00)
886 AC_ARG_ENABLE(src-tree-happy,
887 [AC_HELP_STRING([--enable-src-tree-happy],
888 [Build and use source tree (fptools/happy) version of Happy.
889 [default=autodetect]])],
890 [ if test x"$enableval" = x"yes"; then
898 dnl ** check for installed happy binary + version
899 dnl (don't do it if we're booting from .hc files though.)
900 if test "$BootingFromHc" = "NO"; then
904 AC_ARG_ENABLE(src-tree-haddock,
905 [AC_HELP_STRING([--enable-src-tree-haddock],
906 [Build and use source tree (fptools/haddock) version of Haddock.
907 [default=autodetect]])],
908 [ if test x"$enableval" = x"yes"; then
909 UseSrcTreeHaddock=YES
914 [UseSrcTreeHaddock=NO]
916 dnl ** check for installed haddock
919 AC_ARG_ENABLE(src-tree-alex,
920 [AC_HELP_STRING([--enable-src-tree-alex],
921 [Build and use source tree (fptools/alex) version of Alex.
922 [default=autodetect]])],
923 [ if test x"$enableval" = x"yes"; then
931 dnl ** check for installed alex binary + version
932 dnl (don't do it if we're booting from .hc files though.)
933 if test "$BootingFromHc" = "NO"; then
937 dnl --------------------------------------------------
938 dnl ### program checking section ends here ###
939 dnl --------------------------------------------------
941 dnl --------------------------------------------------
942 dnl * Platform header file and syscall feature tests
943 dnl ### checking the state of the local header files and syscalls ###
945 dnl ** check for full ANSI header (.h) files
948 dnl ** Enable large file support. NB. do this before testing the type of
949 dnl off_t, because it will affect the result of that test.
952 dnl ** check for specific header (.h) files that we are interested in
953 AC_CHECK_HEADERS([bfd.h ctype.h dirent.h dlfcn.h errno.h fcntl.h grp.h limits.h locale.h nlist.h pthread.h pwd.h signal.h sys/mman.h sys/resource.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/utsname.h sys/wait.h termios.h time.h utime.h windows.h winsock.h])
955 AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
956 AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
958 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
959 GhcLibsWithReadline=YES
960 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
962 GhcLibsWithReadline=NO
963 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
965 AC_SUBST(GhcLibsWithReadline)
967 dnl ** check for OpenGL/GLUT include paths and libraries
970 if test x"$no_GLU" = xyes; then
973 GhcLibsWithOpenGL=YES
975 AC_SUBST([GhcLibsWithOpenGL])
977 if test x"$no_GLUT" = xyes; then
982 AC_SUBST([GhcLibsWithGLUT])
984 dnl ** check for OpenGL include files
985 fp_save_cppflags="$CPPFLAGS"
986 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
987 if test x"$use_quartz_opengl" = xyes; then
988 AC_CHECK_HEADERS([OpenGL/gl.h])
990 AC_CHECK_HEADERS([GL/gl.h])
992 CPPFLAGS="$fp_save_cppflags"
994 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
997 dnl ** check for POSIX regex
999 AC_CHECK_HEADERS([regex.h], [AC_CHECK_FUNCS(regcomp, [HavePosixRegex=YES])])
1000 AC_SUBST(HavePosixRegex)
1002 dnl ** how do we get a timezone name, and UTC offset ?
1005 dnl ** do we have altzone?
1008 dnl ** do we have long longs?
1009 AC_CHECK_TYPES([long long])
1011 dnl ** what are the sizes of various types
1012 AC_CHECK_SIZEOF(char, 1)
1013 AC_CHECK_SIZEOF(double, 8)
1014 AC_CHECK_SIZEOF(float, 4)
1015 AC_CHECK_SIZEOF(int, 4)
1016 AC_CHECK_SIZEOF(long, 4)
1017 if test "$ac_cv_type_long_long" = yes; then
1018 AC_CHECK_SIZEOF(long long, 8)
1020 AC_CHECK_SIZEOF(short, 2)
1021 AC_CHECK_SIZEOF(unsigned char, 1)
1022 AC_CHECK_SIZEOF(unsigned int, 4)
1023 AC_CHECK_SIZEOF(unsigned long, 4)
1024 if test "$ac_cv_type_long_long" = yes; then
1025 AC_CHECK_SIZEOF(unsigned long long, 8)
1027 AC_CHECK_SIZEOF(unsigned short, 2)
1028 AC_CHECK_SIZEOF(void *, 4)
1030 dnl ** what are alignment constraints on various types
1031 FP_CHECK_ALIGNMENT(char)
1032 FP_CHECK_ALIGNMENT(double)
1033 FP_CHECK_ALIGNMENT(float)
1034 FP_CHECK_ALIGNMENT(int)
1035 FP_CHECK_ALIGNMENT(long)
1036 if test "$ac_cv_type_long_long" = yes; then
1037 FP_CHECK_ALIGNMENT(long long)
1039 FP_CHECK_ALIGNMENT(short)
1040 FP_CHECK_ALIGNMENT(unsigned char)
1041 FP_CHECK_ALIGNMENT(unsigned int)
1042 FP_CHECK_ALIGNMENT(unsigned long)
1043 if test "$ac_cv_type_long_long" = yes; then
1044 FP_CHECK_ALIGNMENT(unsigned long long)
1046 FP_CHECK_ALIGNMENT(unsigned short)
1047 FP_CHECK_ALIGNMENT(void *)
1049 dnl ** Map OpenGL data types to Haskell types
1050 if test $GhcLibsWithOpenGL = YES ; then
1051 FPTOOLS_CHECK_HTYPE(GLboolean)
1052 FPTOOLS_CHECK_HTYPE(GLbyte)
1053 FPTOOLS_CHECK_HTYPE(GLubyte)
1054 FPTOOLS_CHECK_HTYPE(GLshort)
1055 FPTOOLS_CHECK_HTYPE(GLushort)
1056 FPTOOLS_CHECK_HTYPE(GLint)
1057 FPTOOLS_CHECK_HTYPE(GLuint)
1058 FPTOOLS_CHECK_HTYPE(GLsizei)
1059 FPTOOLS_CHECK_HTYPE(GLenum)
1060 FPTOOLS_CHECK_HTYPE(GLbitfield)
1061 FPTOOLS_CHECK_HTYPE(GLfloat)
1062 FPTOOLS_CHECK_HTYPE(GLclampf)
1063 FPTOOLS_CHECK_HTYPE(GLdouble)
1064 FPTOOLS_CHECK_HTYPE(GLclampd)
1067 FP_CHECK_FUNC([WinExec],
1068 [@%:@include <windows.h>], [WinExec("",0)])
1070 FP_CHECK_FUNC([GetModuleFileName],
1071 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1073 dnl ** check return type of signal handlers
1074 dnl Foo: assumes we can use prototypes.
1075 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1076 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1077 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1078 dnl #include <signal.h>
1082 dnl void (*signal (int, void (*)(int)))(int);
1085 dnl [ac_cv_type_signal_handler=void_int],
1086 dnl [ac_cv_type_signal_handler=int_void])])
1087 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1088 dnl AC_DEFINE(VOID_INT_SIGNALS)
1091 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1093 if test "$ac_cv_type_signal" = void; then
1094 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).])
1097 dnl ** check for more functions
1098 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1099 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times])
1100 dnl ** For ghc/rts/gmp:
1101 AC_CHECK_FUNCS([getpagesize])
1103 dnl ** check whether this machine has gmp3 installed
1104 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1105 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1106 HaveLibGmp=NO; LibGmp=not-installed))
1107 AC_SUBST(HaveLibGmp)
1110 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1111 HaveFrameworkHaskellSupport=NO
1112 if test $HostPlatform = "powerpc-apple-darwin"; then
1113 AC_MSG_CHECKING([for HaskellSupport.framework])
1115 LIBS="-framework HaskellSupport"
1116 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1117 if test $HaveFrameworkHaskellSupport = YES; then
1118 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1121 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1123 AC_SUBST(HaveFrameworkHaskellSupport)
1125 dnl ** check for mingwex library
1126 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1127 AC_SUBST(HaveLibMingwEx)
1129 if test $HaveLibMingwEx = YES ; then
1130 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1133 if test "$HaveLibGmp" = "NO"; then
1134 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1135 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1139 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1140 dnl the order of these tests matters: bfd needs liberty
1141 AC_CHECK_LIB(iberty, xmalloc)
1142 AC_CHECK_LIB(bfd, bfd_init)
1144 dnl ** check for readline, for Hugs and hslibs' Readline
1145 dnl ncurses supersedes termcap and curses, but for compatibility,
1146 dnl we have to check for all...
1147 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1148 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1149 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1150 HaveLibTermcap=NO; LibTermcap=not-installed)))
1152 if test $HaveLibTermcap = YES ; then
1153 LIBS="-l$LibTermcap $LIBS"
1154 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1157 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1158 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1159 LibsReadline="readline $LibTermcap"
1161 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1164 AC_SUBST(LibsReadline)
1166 if test "$HaveLibReadline"; then
1167 AC_CHECK_LIB(readline, rl_erase_empty_line,
1168 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1169 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1170 AC_CHECK_LIB(readline, rl_free_undo_list,
1171 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1172 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1174 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1175 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1178 dnl ** check for math library
1179 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
1182 dnl ** check for X Window System
1185 if test "$no_x" = yes; then
1190 AC_SUBST([GhcLibsWithX11])
1192 dnl ################################################################
1193 dnl Check for libraries
1194 dnl ################################################################
1196 dnl ** check for libdl & RTLD_NEXT
1198 dnl (Mac OS X only) ... but don't check if we already have the
1199 dnl HaskellSupport.framework
1201 if test $HaveFrameworkHaskellSupport = YES; then
1205 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1207 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1209 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1211 AC_SUBST(HaveRtldNext)
1212 AC_SUBST(HaveRtldLocal)
1213 AC_SUBST(HaveRtldGlobal)
1214 AC_SUBST(HaveRtldNow)
1216 AC_CHECK_LIB(dl, dlopen,
1218 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1223 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1224 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1233 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1239 AC_SUBST(HaveRtldNext)
1241 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1242 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1251 AC_DEFINE(HAVE_RTLDLOCAL)
1257 AC_SUBST(HaveRtldLocal)
1259 dnl ** RTLD_GLOBAL isn't available on openbsd
1260 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1269 AC_DEFINE(HAVE_RTLDGLOBAL)
1275 AC_SUBST(HaveRtldGlobal)
1277 dnl ** RTLD_NOW isn't available on openbsd
1278 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1287 AC_DEFINE(HAVE_RTLDNOW)
1293 AC_SUBST(HaveRtldNow)
1296 dnl --------------------------------------------------
1298 dnl --------------------------------------------------
1300 AC_PATH_PROGS([GTK_CONFIG], [gtk-config gtk12-config])
1301 if test -n "$GTK_CONFIG"; then
1302 AC_CACHE_CHECK([for version of GTK+], [fp_cv_gtk_version],
1303 [fp_cv_gtk_version=`$GTK_CONFIG --version`])
1304 FP_COMPARE_VERSIONS([$fp_cv_gtk_version], [-lt], [1.2],
1305 [AC_MSG_WARN([GTK+ not usable, need at least version 1.2])
1308 AC_SUBST([GTK_CONFIG])
1310 dnl --------------------------------------------------
1311 dnl * Miscellaneous feature tests
1312 dnl --------------------------------------------------
1314 dnl ** can we get alloca?
1317 dnl ** Working vfork?
1320 dnl ** determine whether or not const works
1323 dnl ** are we big endian?
1326 dnl ** check for leading underscores in symbol names
1327 FP_LEADING_UNDERSCORE
1329 dnl ** check for ld, and whether ld has -x option
1330 AC_PATH_PROG(LdCmdRaw, ld)
1333 if test "${OSTYPE}" == "msys"
1337 LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1340 *) LdCmd=${LdCmdRaw}
1346 AC_CONFIG_FILES([mk/config.mk])
1347 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])