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"$enableval" = x"yes"; then
728 GhcLibsWithObjectIO=YES
730 GhcLibsWithObjectIO=NO
733 [GhcLibsWithObjectIO=NO]
735 AC_SUBST(GhcLibsWithObjectIO)
737 dnl ** .NET interop support?
738 dnl --------------------------------------------------------------
739 AC_ARG_ENABLE(dotnet,
740 [AC_HELP_STRING([--enable-dotnet],
741 [Build .NET interop layer. [default=no]])],
742 [ if test x"$enableval" = x"yes"; then
743 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
749 AC_SUBST(DotnetSupport)
751 dnl --------------------------------------------------------------
752 dnl End of configure script option section
753 dnl --------------------------------------------------------------
756 dnl --------------------------------------------------------------
757 dnl * General configuration checks
758 dnl --------------------------------------------------------------
760 dnl ** Can the unix package be built?
761 dnl --------------------------------------------------------------
763 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
768 AC_SUBST([GhcLibsWithUnix])
773 dnl ** look for `perl', but only in /bin on Windows
776 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
777 if test -z "$PerlCmd"; then
778 echo "You must install the version of Perl shipped with GHC"
779 echo "(or a compatible one) in /bin."
784 AC_PATH_PROG(PerlCmd,perl)
785 if test -z "$PerlCmd"; then
786 echo "You must install perl before you can continue"
787 echo "Perhaps it is already installed, but not in your PATH?"
790 FPTOOLS_CHECK_PERL_VERSION
795 dnl ** does #! path/to/perl work? (sometimes it's too long...)
798 dnl ** check for Python
799 AC_PATH_PROG(PythonCmd,python)
801 dnl ** look for GCC and find out which version
802 dnl Figure out which C compiler to use. Gcc is preferred.
803 dnl If gcc, make sure it's at least 2.1
807 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
810 dnl ** Without optimization some INLINE trickery fails for GHCi
813 dnl ** Try to add -mno-cygwin to the C compiler options
814 FP_CHECK_FLAG([-mno-cygwin], [
815 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
816 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
817 AC_SUBST(SRC_CC_OPTS)
819 dnl ** figure out how to do context diffs
822 dnl ** Find find command (for Win32's benefit)
825 dnl ** figure out how to do a BSD-ish install
828 dnl If you can run configure, you certainly have /bin/sh
829 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
831 dnl ** how to invoke `ar' and `ranlib'
832 FP_PROG_AR_NEEDS_RANLIB
833 FP_PROG_AR_SUPPORTS_INPUT
835 dnl ** Check to see whether ln -s works
839 dnl ** Find the path to sed
840 AC_PATH_PROG(SedCmd,sed)
843 dnl ** check for time command
844 AC_PATH_PROG(TimeCmd,time)
847 dnl if GNU tar is named gtar, look for it first.
848 AC_PATH_PROGS(TarCmd,gtar tar,tar)
850 dnl ** check for DocBook toolchain
852 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl])
855 dnl ** check for ghc-pkg command
858 AC_ARG_WITH(greencard,
859 [AC_HELP_STRING([--with-greencard=ARG],
860 [Use ARG as the path to greencard [default=autodetct]])],
862 GreenCardCmd=$withval;
863 FPTOOLS_GREENCARD(3.00)
867 AC_ARG_ENABLE(src-tree-happy,
868 [AC_HELP_STRING([--enable-src-tree-happy],
869 [Build and use source tree (fptools/happy) version of Happy.
870 [default=autodetect]])],
871 [ if test x"$enableval" = x"yes"; then
879 dnl ** check for installed happy binary + version
880 dnl (don't do it if we're booting from .hc files though.)
881 if test "$BootingFromHc" = "NO"; then
885 AC_ARG_ENABLE(src-tree-haddock,
886 [AC_HELP_STRING([--enable-src-tree-haddock],
887 [Build and use source tree (fptools/haddock) version of Haddock.
888 [default=autodetect]])],
889 [ if test x"$enableval" = x"yes"; then
890 UseSrcTreeHaddock=YES
895 [UseSrcTreeHaddock=NO]
897 dnl ** check for installed haddock
900 AC_ARG_ENABLE(src-tree-alex,
901 [AC_HELP_STRING([--enable-src-tree-alex],
902 [Build and use source tree (fptools/alex) version of Alex.
903 [default=autodetect]])],
904 [ if test x"$enableval" = x"yes"; then
912 dnl ** check for installed alex binary + version
913 dnl (don't do it if we're booting from .hc files though.)
914 if test "$BootingFromHc" = "NO"; then
918 dnl --------------------------------------------------
919 dnl ### program checking section ends here ###
920 dnl --------------------------------------------------
922 dnl --------------------------------------------------
923 dnl * Platform header file and syscall feature tests
924 dnl ### checking the state of the local header files and syscalls ###
926 dnl ** check for full ANSI header (.h) files
929 dnl ** Enable large file support. NB. do this before testing the type of
930 dnl off_t, because it will affect the result of that test.
933 dnl ** check for specific header (.h) files that we are interested in
934 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])
936 AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
937 AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
939 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
940 GhcLibsWithReadline=YES
941 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
943 GhcLibsWithReadline=NO
944 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
946 AC_SUBST(GhcLibsWithReadline)
948 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
951 dnl ** check for POSIX regex
953 AC_CHECK_HEADERS([regex.h], [AC_CHECK_FUNCS(regcomp, [HavePosixRegex=YES])])
954 AC_SUBST(HavePosixRegex)
956 dnl ** how do we get a timezone name, and UTC offset ?
959 dnl ** do we have altzone?
962 dnl ** do we have long longs?
963 AC_CHECK_TYPES([long long])
965 dnl ** what are the sizes of various types
966 AC_CHECK_SIZEOF(char, 1)
967 AC_CHECK_SIZEOF(double, 8)
968 AC_CHECK_SIZEOF(float, 4)
969 AC_CHECK_SIZEOF(int, 4)
970 AC_CHECK_SIZEOF(long, 4)
971 if test "$ac_cv_type_long_long" = yes; then
972 AC_CHECK_SIZEOF(long long, 8)
974 AC_CHECK_SIZEOF(short, 2)
975 AC_CHECK_SIZEOF(unsigned char, 1)
976 AC_CHECK_SIZEOF(unsigned int, 4)
977 AC_CHECK_SIZEOF(unsigned long, 4)
978 if test "$ac_cv_type_long_long" = yes; then
979 AC_CHECK_SIZEOF(unsigned long long, 8)
981 AC_CHECK_SIZEOF(unsigned short, 2)
982 AC_CHECK_SIZEOF(void *, 4)
984 dnl ** what are alignment constraints on various types
985 FP_CHECK_ALIGNMENT(char)
986 FP_CHECK_ALIGNMENT(double)
987 FP_CHECK_ALIGNMENT(float)
988 FP_CHECK_ALIGNMENT(int)
989 FP_CHECK_ALIGNMENT(long)
990 if test "$ac_cv_type_long_long" = yes; then
991 FP_CHECK_ALIGNMENT(long long)
993 FP_CHECK_ALIGNMENT(short)
994 FP_CHECK_ALIGNMENT(unsigned char)
995 FP_CHECK_ALIGNMENT(unsigned int)
996 FP_CHECK_ALIGNMENT(unsigned long)
997 if test "$ac_cv_type_long_long" = yes; then
998 FP_CHECK_ALIGNMENT(unsigned long long)
1000 FP_CHECK_ALIGNMENT(unsigned short)
1001 FP_CHECK_ALIGNMENT(void *)
1003 FP_CHECK_FUNC([WinExec],
1004 [@%:@include <windows.h>], [WinExec("",0)])
1006 FP_CHECK_FUNC([GetModuleFileName],
1007 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1009 dnl ** check return type of signal handlers
1010 dnl Foo: assumes we can use prototypes.
1011 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1012 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1013 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1014 dnl #include <signal.h>
1018 dnl void (*signal (int, void (*)(int)))(int);
1021 dnl [ac_cv_type_signal_handler=void_int],
1022 dnl [ac_cv_type_signal_handler=int_void])])
1023 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1024 dnl AC_DEFINE(VOID_INT_SIGNALS)
1027 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1029 if test "$ac_cv_type_signal" = void; then
1030 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).])
1033 dnl ** check for more functions
1034 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1035 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times])
1036 dnl ** For ghc/rts/gmp:
1037 AC_CHECK_FUNCS([getpagesize])
1039 dnl ** check whether this machine has gmp3 installed
1040 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1041 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1042 HaveLibGmp=NO; LibGmp=not-installed))
1043 AC_SUBST(HaveLibGmp)
1046 dnl ** (Mac OS X only: check for HaskellSupport.framework)
1047 HaveFrameworkHaskellSupport=NO
1048 if test $HostPlatform = "powerpc-apple-darwin"; then
1049 AC_MSG_CHECKING([for HaskellSupport.framework])
1051 LIBS="-framework HaskellSupport"
1052 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
1053 if test $HaveFrameworkHaskellSupport = YES; then
1054 AC_DEFINE([HAVE_FRAMEWORK_HASKELLSUPPORT], [1], [Define to 1 if the HaskellSupport.framework is installed (Mac OS X only).])
1057 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
1059 AC_SUBST(HaveFrameworkHaskellSupport)
1061 dnl ** check for mingwex library
1062 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1063 AC_SUBST(HaveLibMingwEx)
1065 if test $HaveLibMingwEx = YES ; then
1066 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1069 if test "$HaveLibGmp" = "NO"; then
1070 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1071 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1075 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1076 dnl the order of these tests matters: bfd needs liberty
1077 AC_CHECK_LIB(iberty, xmalloc)
1078 AC_CHECK_LIB(bfd, bfd_init)
1080 dnl ** check for readline, for Hugs and hslibs' Readline
1081 dnl ncurses supersedes termcap and curses, but for compatibility,
1082 dnl we have to check for all...
1083 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1084 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1085 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1086 HaveLibTermcap=NO; LibTermcap=not-installed)))
1088 if test $HaveLibTermcap = YES ; then
1089 LIBS="-l$LibTermcap $LIBS"
1090 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1093 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1094 AC_DEFINE([HAVE_READLINE_LIBS], [1], [Define to 1 if readline plus any additional libs needed for it exist.])
1095 LibsReadline="readline $LibTermcap"
1097 AC_DEFINE([HAVE_READLINE_LIBS], [0], [Define to 1 if readline plus any additional libs needed for it exist.])
1100 AC_SUBST(LibsReadline)
1102 if test "$HaveLibReadline"; then
1103 AC_CHECK_LIB(readline, rl_erase_empty_line,
1104 [AC_DEFINE([HAVE_READLINE_4], [1], [Define to 1 if readline has version >= 4.0.])],
1105 [AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])])
1106 AC_CHECK_LIB(readline, rl_free_undo_list,
1107 [AC_DEFINE([HAVE_READLINE_4_2], [1], [Define to 1 if readline has version >= 4.2.])],
1108 [AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])])
1110 AC_DEFINE([HAVE_READLINE_4], [0], [Define to 1 if readline has version >= 4.0.])
1111 AC_DEFINE([HAVE_READLINE_4_2], [0], [Define to 1 if readline has version >= 4.2.])
1114 dnl ** check for math library
1115 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
1118 dnl ################################################################
1119 dnl Check for libraries
1120 dnl ################################################################
1122 dnl ** check for libdl & RTLD_NEXT
1124 dnl (Mac OS X only) ... but don't check if we already have the
1125 dnl HaskellSupport.framework
1127 if test $HaveFrameworkHaskellSupport = YES; then
1131 AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
1133 AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
1135 AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h.])
1137 AC_SUBST(HaveRtldNext)
1138 AC_SUBST(HaveRtldLocal)
1139 AC_SUBST(HaveRtldGlobal)
1140 AC_SUBST(HaveRtldNow)
1142 AC_CHECK_LIB(dl, dlopen,
1144 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1149 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1150 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1159 AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
1165 AC_SUBST(HaveRtldNext)
1167 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1168 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1177 AC_DEFINE(HAVE_RTLDLOCAL)
1183 AC_SUBST(HaveRtldLocal)
1185 dnl ** RTLD_GLOBAL isn't available on openbsd
1186 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1195 AC_DEFINE(HAVE_RTLDGLOBAL)
1201 AC_SUBST(HaveRtldGlobal)
1203 dnl ** RTLD_NOW isn't available on openbsd
1204 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1213 AC_DEFINE(HAVE_RTLDNOW)
1219 AC_SUBST(HaveRtldNow)
1222 dnl --------------------------------------------------
1224 dnl --------------------------------------------------
1226 AC_PATH_PROGS([GTK_CONFIG], [gtk-config gtk12-config])
1227 if test -n "$GTK_CONFIG"; then
1228 AC_CACHE_CHECK([for version of GTK+], [fp_cv_gtk_version],
1229 [fp_cv_gtk_version=`$GTK_CONFIG --version`])
1230 FP_COMPARE_VERSIONS([$fp_cv_gtk_version], [-lt], [1.2],
1231 [AC_MSG_WARN([GTK+ not usable, need at least version 1.2])
1234 AC_SUBST([GTK_CONFIG])
1236 dnl --------------------------------------------------
1237 dnl * Miscellaneous feature tests
1238 dnl --------------------------------------------------
1240 dnl ** can we get alloca?
1243 dnl ** Working vfork?
1246 dnl ** determine whether or not const works
1249 dnl ** are we big endian?
1252 dnl ** check for leading underscores in symbol names
1253 FP_LEADING_UNDERSCORE
1255 dnl ** check for ld, and whether ld has -x option
1256 AC_PATH_PROG(LdCmdRaw, ld)
1259 if test "${OSTYPE}" == "msys"
1263 LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1266 *) LdCmd=${LdCmdRaw}
1272 AC_CONFIG_FILES([mk/config.mk])
1273 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])