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="$withval"],
585 [if test "$GHC" = ""; then
586 AC_PATH_PROG([GHC], [ghc])
592 [AC_HELP_STRING([--with-hc=ARG],
593 [Use ARG as the path to the compiler for compiling ordinary
594 Haskell code (default= value of --with-ghc)])],
600 if test "$WithGhc" != ""; then
601 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
602 AC_SUBST(GhcVersion)dnl
603 AC_SUBST(GhcMajVersion)dnl
604 AC_SUBST(GhcMinVersion)dnl
605 AC_SUBST(GhcPatchLevel)dnl
608 AC_PATH_PROGS(NHC,nhc nhc98)
609 AC_PATH_PROG(HBC,hbc)
611 dnl ** Which gcc to use?
612 dnl --------------------------------------------------------------
614 [AC_HELP_STRING([--with-gcc=ARG],
615 [Use ARG as the path to GCC [default=autodetect]])],
616 [WhatGccIsCalled="$withval"
617 if test "x$HostPlatform" = "xi386-unknown-mingw32"
619 if test "${OSTYPE}" != "msys"
621 # Canonicalise to <drive>:/path/to/gcc
622 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
626 [WhatGccIsCalled="gcc"]
628 AC_SUBST(WhatGccIsCalled)
630 dnl ** Booting from .hc files?
631 dnl --------------------------------------------------------------
632 AC_ARG_ENABLE(hc-boot,
633 [AC_HELP_STRING([--enable-hc-boot],
634 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
635 (This option is mostly of interest to porters.) [default=no]])],
636 [ if test x"$enableval" = x"yes"; then
644 AC_SUBST(BootingFromHc)
646 dnl ** Booting from unregisterised .hc files?
647 dnl --------------------------------------------------------------
648 AC_ARG_ENABLE(hc-boot-unregisterised,
649 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
650 [ With --enable-hc-boot, treat the intermediate .hc files as
651 unregisterised rather than registerised code.
652 (This option is mostly of interest to porters.) [default=no]])],
653 [ if test x"$enableval" = x"yes"; then
654 BootingFromUnregisterisedHc=YES
656 BootingFromUnregisterisedHc=NO
659 [BootingFromUnregisterisedHc=NO]
661 AC_SUBST(BootingFromUnregisterisedHc)
663 if test "$BootingFromHc" = "NO"; then
664 if test "$BootingFromUnregisterisedHc" = "YES"; then
665 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
669 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
670 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
671 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
674 dnl ** --enable-threaded-rts (not used any more)
675 dnl --------------------------------------------------------------
676 AC_ARG_ENABLE(threaded-rts,
677 [AC_HELP_STRING([--enable-threaded-rts],
678 [DEPRECATED (backwards compatibility only). [default=no]])],
679 [ if test x"$enableval" = x"yes"; then
687 AC_SUBST(ThreadedRts)
689 dnl ** Enable the construction of Win32 DLLs?
690 dnl --------------------------------------------------------------
692 dnl [ The ability to build the RTS and libraries as separate DLLs used
693 dnl to be supported, but isn't currently (updates to the RTS, compiler
694 dnl and build system would be required to bring it back again.)
695 dnl Hence, exposing it as an option is false advertisement, so better
696 dnl disable it to avoid confusion (but leave it commented-out rather
697 dnl than removed in order to remind ourselves to bring back the
698 dnl feature at some stage.) ]
700 dnl AC_ARG_ENABLE(win32-dlls,
701 dnl [ --enable-win32-dlls
702 dnl If on a Win32 platform running mingw32/cygwin, enable the
703 dnl construction of DLLs containing ghc-compiled code.
706 dnl case $HostOS_CPP in
709 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
713 dnl EnableWin32DLLs=YES
715 dnl [EnableWin32DLLs=NO]
717 dnl AC_SUBST(EnableWin32DLLs)
718 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
719 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
722 dnl ** Enable the building of the ObjectIO?
723 dnl --------------------------------------------------------------
724 AC_ARG_ENABLE(objectio,
725 [AC_HELP_STRING([--enable-objectio],
726 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
727 [ if test x"$enableval" = x"yes"; then
728 GhcLibsWithObjectIO=YES
730 GhcLibsWithObjectIO=NO
733 [GhcLibsWithObjectIO=NO]
735 AC_SUBST(GhcLibsWithObjectIO)
737 dnl ** Enable the building of the OpenAL binding?
738 dnl --------------------------------------------------------------
739 AC_ARG_ENABLE([openal],
740 AC_HELP_STRING([--enable-openal],
741 [Build OpenAL binding [[default=autodetect]]]),
742 [ if test x"$enableval" = x"yes"; then
743 GhcLibsWithOpenAL=YES
748 [GhcLibsWithOpenAL=YES])
750 AC_SUBST([GhcLibsWithOpenAL])
752 dnl ** .NET interop support?
753 dnl --------------------------------------------------------------
754 AC_ARG_ENABLE(dotnet,
755 [AC_HELP_STRING([--enable-dotnet],
756 [Build .NET interop layer. [default=no]])],
757 [ if test x"$enableval" = x"yes"; then
758 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
764 AC_SUBST(DotnetSupport)
766 dnl --------------------------------------------------------------
767 dnl End of configure script option section
768 dnl --------------------------------------------------------------
771 dnl --------------------------------------------------------------
772 dnl * General configuration checks
773 dnl --------------------------------------------------------------
775 dnl ** Can the unix package be built?
776 dnl --------------------------------------------------------------
778 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
783 AC_SUBST([GhcLibsWithUnix])
788 dnl ** look for `perl', but only in /bin on Windows
791 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
792 if test -z "$PerlCmd"; then
793 echo "You must install the version of Perl shipped with GHC"
794 echo "(or a compatible one) in /bin."
799 AC_PATH_PROG(PerlCmd,perl)
800 if test -z "$PerlCmd"; then
801 echo "You must install perl before you can continue"
802 echo "Perhaps it is already installed, but not in your PATH?"
805 FPTOOLS_CHECK_PERL_VERSION
810 dnl ** does #! path/to/perl work? (sometimes it's too long...)
813 dnl ** check for Python
814 AC_PATH_PROG(PythonCmd,python)
816 dnl ** look for GCC and find out which version
817 dnl Figure out which C compiler to use. Gcc is preferred.
818 dnl If gcc, make sure it's at least 2.1
822 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
825 dnl ** Without optimization some INLINE trickery fails for GHCi
828 dnl ** Try to add -mno-cygwin to the C compiler options
829 FP_CHECK_FLAG([-mno-cygwin], [
830 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
831 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
832 AC_SUBST(SRC_CC_OPTS)
834 dnl ** figure out how to do context diffs
837 dnl ** Find find command (for Win32's benefit)
840 dnl ** figure out how to do a BSD-ish install
843 dnl If you can run configure, you certainly have /bin/sh
844 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
846 dnl ** how to invoke `ar' and `ranlib'
847 FP_PROG_AR_NEEDS_RANLIB
848 FP_PROG_AR_SUPPORTS_INPUT
850 dnl ** Check to see whether ln -s works
854 dnl ** Find the path to sed
855 AC_PATH_PROG(SedCmd,sed)
858 dnl ** check for time command
859 AC_PATH_PROG(TimeCmd,time)
862 dnl if GNU tar is named gtar, look for it first.
863 AC_PATH_PROGS(TarCmd,gtar tar,tar)
865 dnl ** check for DocBook toolchain
867 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl])
870 dnl ** check for ghc-pkg command
873 AC_ARG_WITH(greencard,
874 [AC_HELP_STRING([--with-greencard=ARG],
875 [Use ARG as the path to greencard [default=autodetct]])],
877 GreenCardCmd=$withval;
878 FPTOOLS_GREENCARD(3.00)
882 AC_ARG_ENABLE(src-tree-happy,
883 [AC_HELP_STRING([--enable-src-tree-happy],
884 [Build and use source tree (fptools/happy) version of Happy.
885 [default=autodetect]])],
886 [ if test x"$enableval" = x"yes"; then
894 dnl ** check for installed happy binary + version
895 dnl (don't do it if we're booting from .hc files though.)
896 if test "$BootingFromHc" = "NO"; then
900 AC_ARG_ENABLE(src-tree-haddock,
901 [AC_HELP_STRING([--enable-src-tree-haddock],
902 [Build and use source tree (fptools/haddock) version of Haddock.
903 [default=autodetect]])],
904 [ if test x"$enableval" = x"yes"; then
905 UseSrcTreeHaddock=YES
910 [UseSrcTreeHaddock=NO]
912 dnl ** check for installed haddock
915 AC_ARG_ENABLE(src-tree-alex,
916 [AC_HELP_STRING([--enable-src-tree-alex],
917 [Build and use source tree (fptools/alex) version of Alex.
918 [default=autodetect]])],
919 [ if test x"$enableval" = x"yes"; then
927 dnl ** check for installed alex binary + version
928 dnl (don't do it if we're booting from .hc files though.)
929 if test "$BootingFromHc" = "NO"; then
933 dnl --------------------------------------------------
934 dnl ### program checking section ends here ###
935 dnl --------------------------------------------------
937 dnl --------------------------------------------------
938 dnl * Platform header file and syscall feature tests
939 dnl ### checking the state of the local header files and syscalls ###
941 dnl ** check for full ANSI header (.h) files
944 dnl ** Enable large file support. NB. do this before testing the type of
945 dnl off_t, because it will affect the result of that test.
948 dnl ** check for specific header (.h) files that we are interested in
949 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])
951 AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
952 AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
954 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
955 GhcLibsWithReadline=YES
956 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
958 GhcLibsWithReadline=NO
959 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
961 AC_SUBST(GhcLibsWithReadline)
963 dnl ** check for OpenGL/GLUT include paths and libraries
966 if test x"$no_GLU" = xyes; then
969 GhcLibsWithOpenGL=YES
971 AC_SUBST([GhcLibsWithOpenGL])
973 if test x"$no_GLUT" = xyes; then
978 AC_SUBST([GhcLibsWithGLUT])
980 dnl ** check for OpenGL include files
981 fp_save_cppflags="$CPPFLAGS"
982 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
983 if test x"$use_quartz_opengl" = xyes; then
984 AC_CHECK_HEADERS([OpenGL/gl.h])
986 AC_CHECK_HEADERS([GL/gl.h])
988 CPPFLAGS="$fp_save_cppflags"
990 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
993 dnl ** check for POSIX regex
995 AC_CHECK_HEADERS([regex.h], [AC_CHECK_FUNCS(regcomp, [HavePosixRegex=YES])])
996 AC_SUBST(HavePosixRegex)
998 dnl ** how do we get a timezone name, and UTC offset ?
1001 dnl ** do we have altzone?
1004 dnl ** do we have long longs?
1005 AC_CHECK_TYPES([long long])
1007 dnl ** what are the sizes of various types
1008 AC_CHECK_SIZEOF(char, 1)
1009 AC_CHECK_SIZEOF(double, 8)
1010 AC_CHECK_SIZEOF(float, 4)
1011 AC_CHECK_SIZEOF(int, 4)
1012 AC_CHECK_SIZEOF(long, 4)
1013 if test "$ac_cv_type_long_long" = yes; then
1014 AC_CHECK_SIZEOF(long long, 8)
1016 AC_CHECK_SIZEOF(short, 2)
1017 AC_CHECK_SIZEOF(unsigned char, 1)
1018 AC_CHECK_SIZEOF(unsigned int, 4)
1019 AC_CHECK_SIZEOF(unsigned long, 4)
1020 if test "$ac_cv_type_long_long" = yes; then
1021 AC_CHECK_SIZEOF(unsigned long long, 8)
1023 AC_CHECK_SIZEOF(unsigned short, 2)
1024 AC_CHECK_SIZEOF(void *, 4)
1026 dnl ** what are alignment constraints on various types
1027 FP_CHECK_ALIGNMENT(char)
1028 FP_CHECK_ALIGNMENT(double)
1029 FP_CHECK_ALIGNMENT(float)
1030 FP_CHECK_ALIGNMENT(int)
1031 FP_CHECK_ALIGNMENT(long)
1032 if test "$ac_cv_type_long_long" = yes; then
1033 FP_CHECK_ALIGNMENT(long long)
1035 FP_CHECK_ALIGNMENT(short)
1036 FP_CHECK_ALIGNMENT(unsigned char)
1037 FP_CHECK_ALIGNMENT(unsigned int)
1038 FP_CHECK_ALIGNMENT(unsigned long)
1039 if test "$ac_cv_type_long_long" = yes; then
1040 FP_CHECK_ALIGNMENT(unsigned long long)
1042 FP_CHECK_ALIGNMENT(unsigned short)
1043 FP_CHECK_ALIGNMENT(void *)
1045 dnl ** Map OpenGL data types to Haskell types
1046 if test $GhcLibsWithOpenGL = YES ; then
1047 FPTOOLS_CHECK_HTYPE(GLboolean)
1048 FPTOOLS_CHECK_HTYPE(GLbyte)
1049 FPTOOLS_CHECK_HTYPE(GLubyte)
1050 FPTOOLS_CHECK_HTYPE(GLshort)
1051 FPTOOLS_CHECK_HTYPE(GLushort)
1052 FPTOOLS_CHECK_HTYPE(GLint)
1053 FPTOOLS_CHECK_HTYPE(GLuint)
1054 FPTOOLS_CHECK_HTYPE(GLsizei)
1055 FPTOOLS_CHECK_HTYPE(GLenum)
1056 FPTOOLS_CHECK_HTYPE(GLbitfield)
1057 FPTOOLS_CHECK_HTYPE(GLfloat)
1058 FPTOOLS_CHECK_HTYPE(GLclampf)
1059 FPTOOLS_CHECK_HTYPE(GLdouble)
1060 FPTOOLS_CHECK_HTYPE(GLclampd)
1063 FP_CHECK_FUNC([WinExec],
1064 [@%:@include <windows.h>], [WinExec("",0)])
1066 FP_CHECK_FUNC([GetModuleFileName],
1067 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1069 dnl ** check return type of signal handlers
1070 dnl Foo: assumes we can use prototypes.
1071 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1072 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1073 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1074 dnl #include <signal.h>
1078 dnl void (*signal (int, void (*)(int)))(int);
1081 dnl [ac_cv_type_signal_handler=void_int],
1082 dnl [ac_cv_type_signal_handler=int_void])])
1083 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1084 dnl AC_DEFINE(VOID_INT_SIGNALS)
1087 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1089 if test "$ac_cv_type_signal" = void; then
1090 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).])
1093 dnl ** check for more functions
1094 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1095 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times])
1096 dnl ** For ghc/rts/gmp:
1097 AC_CHECK_FUNCS([getpagesize])
1099 dnl ** check whether this machine has gmp3 installed
1100 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1101 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1102 HaveLibGmp=NO; LibGmp=not-installed))
1103 AC_SUBST(HaveLibGmp)
1106 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1107 HaveFrameworkHaskellSupport=NO
1108 if test $HostPlatform = "powerpc-apple-darwin"; then
1109 AC_MSG_CHECKING([for HaskellSupport.framework])
1111 LIBS="-framework HaskellSupport"
1112 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1113 if test $HaveFrameworkHaskellSupport = YES; then
1114 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1117 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1119 AC_SUBST(HaveFrameworkHaskellSupport)
1121 dnl ** check for mingwex library
1122 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1123 AC_SUBST(HaveLibMingwEx)
1125 if test $HaveLibMingwEx = YES ; then
1126 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1129 if test "$HaveLibGmp" = "NO"; then
1130 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1131 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1135 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1136 dnl the order of these tests matters: bfd needs liberty
1137 AC_CHECK_LIB(iberty, xmalloc)
1138 AC_CHECK_LIB(bfd, bfd_init)
1140 dnl ** check for readline, for Hugs and hslibs' Readline
1141 dnl ncurses supersedes termcap and curses, but for compatibility,
1142 dnl we have to check for all...
1143 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1144 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1145 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1146 HaveLibTermcap=NO; LibTermcap=not-installed)))
1148 if test $HaveLibTermcap = YES ; then
1149 LIBS="-l$LibTermcap $LIBS"
1150 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1153 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1154 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1155 LibsReadline="readline $LibTermcap"
1157 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1160 AC_SUBST(LibsReadline)
1162 if test "$HaveLibReadline"; then
1163 AC_CHECK_LIB(readline, rl_erase_empty_line,
1164 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1165 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1166 AC_CHECK_LIB(readline, rl_free_undo_list,
1167 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1168 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1170 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1171 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1174 dnl ** check for math library
1175 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
1178 dnl ** check for X Window System
1181 if test "$no_x" = yes; then
1186 AC_SUBST([GhcLibsWithX11])
1188 dnl ################################################################
1189 dnl Check for libraries
1190 dnl ################################################################
1192 dnl ** check for libdl & RTLD_NEXT
1194 dnl (Mac OS X only) ... but don't check if we already have the
1195 dnl HaskellSupport.framework
1197 if test $HaveFrameworkHaskellSupport = YES; then
1201 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1203 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1205 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1207 AC_SUBST(HaveRtldNext)
1208 AC_SUBST(HaveRtldLocal)
1209 AC_SUBST(HaveRtldGlobal)
1210 AC_SUBST(HaveRtldNow)
1212 AC_CHECK_LIB(dl, dlopen,
1214 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1219 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1220 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1229 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1235 AC_SUBST(HaveRtldNext)
1237 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1238 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1247 AC_DEFINE(HAVE_RTLDLOCAL)
1253 AC_SUBST(HaveRtldLocal)
1255 dnl ** RTLD_GLOBAL isn't available on openbsd
1256 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1265 AC_DEFINE(HAVE_RTLDGLOBAL)
1271 AC_SUBST(HaveRtldGlobal)
1273 dnl ** RTLD_NOW isn't available on openbsd
1274 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1283 AC_DEFINE(HAVE_RTLDNOW)
1289 AC_SUBST(HaveRtldNow)
1292 dnl --------------------------------------------------
1294 dnl --------------------------------------------------
1296 AC_PATH_PROGS([GTK_CONFIG], [gtk-config gtk12-config])
1297 if test -n "$GTK_CONFIG"; then
1298 AC_CACHE_CHECK([for version of GTK+], [fp_cv_gtk_version],
1299 [fp_cv_gtk_version=`$GTK_CONFIG --version`])
1300 FP_COMPARE_VERSIONS([$fp_cv_gtk_version], [-lt], [1.2],
1301 [AC_MSG_WARN([GTK+ not usable, need at least version 1.2])
1304 AC_SUBST([GTK_CONFIG])
1306 dnl --------------------------------------------------
1307 dnl * Miscellaneous feature tests
1308 dnl --------------------------------------------------
1310 dnl ** can we get alloca?
1313 dnl ** Working vfork?
1316 dnl ** determine whether or not const works
1319 dnl ** are we big endian?
1322 dnl ** check for leading underscores in symbol names
1323 FP_LEADING_UNDERSCORE
1325 dnl ** check for ld, and whether ld has -x option
1326 AC_PATH_PROG(LdCmdRaw, ld)
1329 if test "${OSTYPE}" == "msys"
1333 LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1336 *) LdCmd=${LdCmdRaw}
1342 AC_CONFIG_FILES([mk/config.mk])
1343 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])