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([The Glorious Glasgow Haskell Compilation System], [6.5], [glasgow-haskell-bugs@haskell.org], [ghc])
18 FP_SETUP_PROJECT_VERSION
20 # Hmmm, we fix the RPM release number to 1 here... Is this convenient?
21 AC_SUBST([release], [1])
23 # First off, a distrib sanity check..
24 AC_CONFIG_SRCDIR([mk/config.mk.in])
26 dnl * We require autoconf version 2.52
27 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
28 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
31 dnl * Declare subdirectories that have a private configure script
33 dnl After the toplevel configuration is complete, the script will recurse into
34 dnl these subdirectories if they exist. The use of a cache file makes repeated
36 AC_CONFIG_SUBDIRS([libraries])
38 # -------------------------------------------------------------------------
39 # Prepare to generate the following header files
42 AC_CONFIG_HEADER(mk/config.h)
44 # No, semi-sadly, we don't do `--srcdir'...
45 if test x"$srcdir" != 'x.' ; then
46 echo "This configuration does not support the \`--srcdir' option.."
50 dnl--------------------------------------------------------------------
51 dnl * Choose host(/target/build) platform
52 dnl--------------------------------------------------------------------
54 dnl Guess host/target/build platform(s) if necessary.
57 # "$host" defaults to "$target"
58 if test "x$host" = xNONE ; then
62 dnl ** canonicalize platform names
63 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
64 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
65 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
67 if test x"$TargetPlatform" != x"$HostPlatform" ; then
68 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
74 # The following will be more difficult when we *are* cross-compiling.
75 # Suitable names to slam in *_CPP are in platform.h.in.
76 # We also record the architecture, vendor, and operating system (OS)
79 alpha*-dec-osf[[12]]*)
80 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
81 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
82 BuildPlatform=alpha-dec-osf1 # hack
83 HostPlatform_CPP='alpha_dec_osf1'
88 alpha*-dec-osf[[345]]*)
89 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
90 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
91 BuildPlatform=alpha-dec-osf3 # hack
92 HostPlatform_CPP='alpha_dec_osf3'
97 alpha*-unknown-linux*)
98 HostPlatform=alpha-unknown-linux
99 TargetPlatform=alpha-unknown-linux
100 BuildPlatform=alpha-unknown-linux
101 HostPlatform_CPP='alpha_unknown_linux'
103 HostVendor_CPP='unknown'
106 alpha*-unknown-freebsd*)
107 HostPlatform=alpha-unknown-freebsd
108 TargetPlatform=alpha-unknown-freebsd
109 BuildPlatform=alpha-unknown-freebsd
110 HostPlatform_CPP='alpha_unknown_freebsd'
112 HostVendor_CPP='unknown'
115 alpha*-unknown-openbsd*)
116 HostPlatform=alpha-unknown-openbsd
117 TargetPlatform=alpha-unknown-openbsd
118 BuildPlatform=alpha-unknown-openbsd
119 HostPlatform_CPP='alpha_unknown_openbsd'
121 HostVendor_CPP='unknown'
124 amd64-*-openbsd*|x86_64-*-openbsd*)
125 HostPlatform=x86_64-unknown-openbsd
126 TargetPlatform=x86_64-unknown-openbsd
127 BuildPlatform=x86_64-unknown-openbsd
128 HostPlatform_CPP='x86_64_unknown_openbsd'
129 HostArch_CPP='x86_64'
130 HostVendor_CPP='unknown'
134 HostPlatform=x86_64-unknown-freebsd
135 TargetPlatform=x86_64-unknown-freebsd
136 BuildPlatform=x86_64-unknown-freebsd
137 HostPlatform_CPP='x86_64_unknown_freebsd'
138 HostArch_CPP='x86_64'
139 HostVendor_CPP='unknown'
143 HostPlatform=arm-unknown-linux # hack again
144 TargetPlatform=arm-unknown-linux
145 BuildPlatform=arm-unknown-linux
146 HostPlatform_CPP='arm_unknown_linux'
148 HostVendor_CPP='unknown'
152 HostPlatform=arm-unknown-openbsd
153 TargetPlatform=arm-unknown-openbsd
154 BuildPlatform=arm-unknown-openbsd
155 HostPlatform_CPP='arm_unknown_openbsd'
157 HostVendor_CPP='unknown'
161 HostPlatform=hppa-unknown-linux # hack again
162 TargetPlatform=hppa-unknown-linux
163 BuildPlatform=hppa-unknown-linux
164 HostPlatform_CPP='hppa_unknown_linux'
166 HostVendor_CPP='unknown'
170 HostPlatform=hppa-unknown-openbsd # hack again
171 TargetPlatform=hppa-unknown-openbsd
172 BuildPlatform=hppa-unknown-openbsd
173 HostPlatform_CPP='hppa_unknown_openbsd'
175 HostVendor_CPP='unknown'
179 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
180 TargetPlatform=hppa1.1-hp-hpux
181 BuildPlatform=hppa1.1-hp-hpux
182 HostPlatform_CPP='hppa1_1_hp_hpux'
183 HostArch_CPP='hppa1_1'
187 i[[3456]]86-*-linuxaout*)
188 HostPlatform=i386-unknown-linuxaout # hack again
189 TargetPlatform=i386-unknown-linuxaout
190 BuildPlatform=i386-unknown-linuxaout
191 HostPlatform_CPP='i386_unknown_linuxaout'
193 HostVendor_CPP='unknown'
194 HostOS_CPP='linuxaout'
196 i[[3456]]86-*-linux*)
197 HostPlatform=i386-unknown-linux # hack again
198 TargetPlatform=i386-unknown-linux
199 BuildPlatform=i386-unknown-linux
200 HostPlatform_CPP='i386_unknown_linux'
202 HostVendor_CPP='unknown'
205 i[[3456]]86-*-kfreebsd*-gnu)
206 HostPlatform=i386-unknown-kfreebsdgnu # hack again
207 TargetPlatform=i386-unknown-kfreebsdgnu
208 BuildPlatform=i386-unknown-kfreebsdgnu
209 HostPlatform_CPP='i386_unknown_kfreebsdgnu'
211 HostVendor_CPP='unknown'
212 HostOS_CPP='kfreebsdgnu'
214 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
215 HostPlatform=i386-unknown-freebsd # hack again
216 TargetPlatform=i386-unknown-freebsd
217 BuildPlatform=i386-unknown-freebsd
218 HostPlatform_CPP='i386_unknown_freebsd'
220 HostVendor_CPP='unknown'
223 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
224 HostPlatform=i386-unknown-freebsd2 # hack again
225 TargetPlatform=i386-unknown-freebsd2
226 BuildPlatform=i386-unknown-freebsd2
227 HostPlatform_CPP='i386_unknown_freebsd2'
229 HostVendor_CPP='unknown'
230 HostOS_CPP='freebsd2'
232 i[[3456]]86-*-netbsd*)
233 HostPlatform=i386-unknown-netbsd # hack again
234 TargetPlatform=i386-unknown-netbsd
235 BuildPlatform=i386-unknown-netbsd
236 HostPlatform_CPP='i386_unknown_netbsd'
238 HostVendor_CPP='unknown'
241 i[[3456]]86-*-openbsd*)
242 HostPlatform=i386-unknown-openbsd # hack again
243 TargetPlatform=i386-unknown-openbsd
244 BuildPlatform=i386-unknown-openbsd
245 HostPlatform_CPP='i386_unknown_openbsd'
247 HostVendor_CPP='unknown'
250 i[[3456]]86-*-solaris2*)
251 HostPlatform=i386-unknown-solaris2 # hack again
252 TargetPlatform=i386-unknown-solaris2
253 BuildPlatform=i386-unknown-solaris2
254 HostPlatform_CPP='i386_unknown_solaris2'
256 HostVendor_CPP='unknown'
257 HostOS_CPP='solaris2'
259 i[[3456]]86-*-cygwin*)
260 HostPlatform=i386-unknown-cygwin32 # hack again
261 TargetPlatform=i386-unknown-cygwin32
262 BuildPlatform=i386-unknown-cygwin32
263 HostPlatform_CPP='i386_unknown_cygwin32'
265 HostVendor_CPP='unknown'
266 HostOS_CPP='cygwin32'
269 i[[3456]]86-*-mingw32*)
270 HostPlatform=i386-unknown-mingw32 # hack again
271 TargetPlatform=i386-unknown-mingw32
272 BuildPlatform=i386-unknown-mingw32
273 HostPlatform_CPP='i386_unknown_mingw32'
275 HostVendor_CPP='unknown'
279 i[[3456]]86-apple-darwin*)
280 HostPlatform=i386-apple-darwin
281 TargetPlatform=i386-apple-darwin #hack
282 BuildPlatform=i386-apple-darwin #hack
283 HostPlatform_CPP='i386_apple_darwin'
285 HostVendor_CPP='apple'
289 HostPlatform=i386-unknown-gnu
290 TargetPlatform=i386-unknown-gnu
291 BuildPlatform=i386-unknown-gnu
292 HostPlatform_CPP=i386_unknown_gnu
294 HostVendor_CPP=unknown
298 HostPlatform=ia64-unknown-linux # hack again
299 TargetPlatform=ia64-unknown-linux
300 BuildPlatform=ia64-unknown-linux
301 HostPlatform_CPP='ia64_unknown_linux'
303 HostVendor_CPP='unknown'
307 HostPlatform=x86_64-unknown-linux
308 TargetPlatform=x86_64-unknown-linux
309 BuildPlatform=x86_64-unknown-linux
310 HostPlatform_CPP='x86_64_unknown_linux'
311 HostArch_CPP='x86_64'
312 HostVendor_CPP='unknown'
316 HostPlatform=m68k-unknown-linux # hack again
317 TargetPlatform=m68k-unknown-linux
318 BuildPlatform=m68k-unknown-linux
319 HostPlatform_CPP='m68k_unknown_linux'
321 HostVendor_CPP='unknown'
325 HostPlatform_CPP='m68k_next_nextstep2'
327 HostVendor_CPP='next'
328 HostOS_CPP='nextstep2'
331 HostPlatform_CPP='m68k_next_nextstep3'
333 HostVendor_CPP='next'
334 HostOS_CPP='nextstep3'
336 i[[3456]]86-next-nextstep3)
337 HostPlatform=i386-next-nextstep3 # hack again
338 TargetPlatform=i386-next-nextstep3
339 BuildPlatform=i386-next-nextstep3
340 HostPlatform_CPP='i386_next_nextstep3'
342 HostVendor_CPP='next'
343 HostOS_CPP='nextstep3'
346 HostPlatform=m68k-unknown-openbsd
347 TargetPlatform=m68k-unknown-openbsd
348 BuildPlatform=m68k-unknown-openbsd
349 HostPlatform_CPP='m68k_unknown_openbsd'
351 HostVendor_CPP='unknown'
355 HostPlatform=m68k-unknown-netbsd
356 TargetPlatform=m68k-unknown-netbsd
357 BuildPlatform=m68k-unknown-netbsd
358 HostPlatform_CPP='m68k_unknown_netbsd'
360 HostVendor_CPP='unknown'
364 HostPlatform=m68k-sun-sunos4
365 TargetPlatform=m68k-sun-sunos4 #hack
366 BuildPlatform=m68k-sun-sunos4 #hack
367 HostPlatform_CPP='m68k_sun_sunos4'
373 HostPlatform=m88k-unknown-openbsd
374 TargetPlatform=m88k-unknown-openbsd
375 BuildPlatform=m88k-unknown-openbsd
376 HostPlatform_CPP='m88k_unknown_openbsd'
378 HostVendor_CPP='unknown'
382 HostPlatform=mips-unknown-linux # hack again
383 TargetPlatform=mips-unknown-linux
384 BuildPlatform=mips-unknown-linux
385 HostPlatform_CPP='mips_unknown_linux'
387 HostVendor_CPP='unknown'
391 HostPlatform_CPP='mips_dec_ultrix'
392 HostArch_CPP='mipsel' # NB a little different
397 HostPlatform=mips-sgi-irix
398 TargetPlatform=mips-sgi-irix #hack
399 BuildPlatform=mips-sgi-irix #hack
400 HostPlatform_CPP='mips_sgi_irix'
401 HostArch_CPP='mipseb' # NB a little different
406 HostPlatform=rs6000-ibm-aix
407 TargetPlatform=rs6000-ibm-aix #hack
408 BuildPlatform=rs6000-ibm-aix #hack
409 HostPlatform_CPP='rs6000_ibm_aix'
410 HostArch_CPP='rs6000'
415 HostPlatform=powerpc-ibm-aix
416 TargetPlatform=powerpc-ibm-aix #hack
417 BuildPlatform=powerpc-ibm-aix #hack
418 HostPlatform_CPP='powerpc_ibm_aix'
419 HostArch_CPP='powerpc'
423 powerpc-apple-darwin*)
424 HostPlatform=powerpc-apple-darwin
425 TargetPlatform=powerpc-apple-darwin #hack
426 BuildPlatform=powerpc-apple-darwin #hack
427 HostPlatform_CPP='powerpc_apple_darwin'
428 HostArch_CPP='powerpc'
429 HostVendor_CPP='apple'
432 powerpc-unknown-linux*)
433 HostPlatform=powerpc-unknown-linux
434 TargetPlatform=powerpc-unknown-linux
435 BuildPlatform=powerpc-unknown-linux
436 HostPlatform_CPP='powerpc_unknown_linux'
437 HostArch_CPP='powerpc'
438 HostVendor_CPP='unknown'
441 powerpc-unknown-openbsd*)
442 HostPlatform=powerpc-unknown-openbsd
443 TargetPlatform=powerpc-unknown-openbsd
444 BuildPlatform=powerpc-unknown-openbsd
445 HostPlatform_CPP='powerpc_unknown_openbsd'
446 HostArch_CPP='powerpc'
447 HostVendor_CPP='unknown'
450 powerpc64-unknown-linux*)
451 HostPlatform=powerpc64-unknown-linux
452 TargetPlatform=powerpc64-unknown-linux
453 BuildPlatform=powerpc64-unknown-linux
454 HostPlatform_CPP='powerpc64_unknown_linux'
455 HostArch_CPP='powerpc64'
456 HostVendor_CPP='unknown'
461 HostPlatform=s390-ibm-linux
462 TargetPlatform=s390-ibm-linux #hack
463 BuildPlatform=s390-ibm-linux #hack
464 HostPlatform_CPP='s390_ibm_linux'
470 HostPlatform=sparc-sun-sunos4
471 TargetPlatform=sparc-sun-sunos4 #hack
472 BuildPlatform=sparc-sun-sunos4 #hack
473 HostPlatform_CPP='sparc_sun_sunos4'
479 HostPlatform=sparc-sun-solaris2
480 TargetPlatform=sparc-sun-solaris2 #hack
481 BuildPlatform=sparc-sun-solaris2 #hack
482 HostPlatform_CPP='sparc_sun_solaris2'
485 HostOS_CPP='solaris2'
488 HostPlatform=sparc-unknown-linux
489 TargetPlatform=sparc-unknown-linux
490 BuildPlatform=sparc-unknown-linux
491 HostPlatform_CPP='sparc_unknown_linux'
493 HostVendor_CPP='unknown'
497 HostPlatform=sparc-unknown-openbsd
498 TargetPlatform=sparc-unknown-openbsd
499 BuildPlatform=sparc-unknown-openbsd
500 HostPlatform_CPP='sparc_unknown_openbsd'
502 HostVendor_CPP='unknown'
506 HostPlatform=sparc64-unknown-openbsd
507 TargetPlatform=sparc64-unknown-openbsd
508 BuildPlatform=sparc64-unknown-openbsd
509 HostPlatform_CPP='sparc64_unknown_openbsd'
510 HostArch_CPP='sparc64'
511 HostVendor_CPP='unknown'
515 HostPlatform=vax-unknown-openbsd
516 TargetPlatform=vax-unknown-openbsd
517 BuildPlatform=vax-unknown-openbsd
518 HostPlatform_CPP='vax_unknown_openbsd'
520 HostVendor_CPP='unknown'
524 echo "Unrecognised platform: $HostPlatform"
528 echo "Canonicalised to: $HostPlatform"
529 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
530 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
532 BuildPlatform_CPP=$HostPlatform_CPP
533 TargetPlatform_CPP=$HostPlatform_CPP
534 BuildArch_CPP=$HostArch_CPP
535 TargetArch_CPP=$HostArch_CPP
536 BuildOS_CPP=$HostOS_CPP
538 TargetOS_CPP=$HostOS_CPP
539 BuildVendor_CPP=$HostVendor_CPP
540 TargetVendor_CPP=$HostVendor_CPP
542 AC_SUBST(BuildPlatform)
543 AC_SUBST(HostPlatform)
544 AC_SUBST(TargetPlatform)
545 AC_SUBST(HostPlatform_CPP)
546 AC_SUBST(BuildPlatform_CPP)
547 AC_SUBST(TargetPlatform_CPP)
549 AC_SUBST(HostArch_CPP)
550 AC_SUBST(BuildArch_CPP)
551 AC_SUBST(TargetArch_CPP)
554 AC_SUBST(HostOS_Full)
555 AC_SUBST(BuildOS_CPP)
556 AC_SUBST(TargetOS_CPP)
558 AC_SUBST(HostVendor_CPP)
559 AC_SUBST(BuildVendor_CPP)
560 AC_SUBST(TargetVendor_CPP)
564 dnl --------------------------------------------------------------
565 dnl * Calculate absolute path to build tree
566 dnl --------------------------------------------------------------
568 AC_MSG_CHECKING(for path to top of build tree)
572 dnl Remove common automounter nonsense
574 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
576 dnl Find 'hardtop_plat', the native format for 'hardtop'
577 dnl (i.e., right kind of \dnl slashes on a Win32 box, but with b-slashes
580 dnl Note OSTYPE: On Cygwin we need to use 'cygpath' to convert
581 dnl /cygdrive/c/foo to c:/foo but we must not do that if we
582 dnl aren't building using Cygwin (notably msys), because
583 dnl cygpath doesn't exist. It seems that 'bash' sets
584 dnl OSTYPE to 'cygwin' or 'msys' respectively, but cygwin's
585 dnl 'sh' does not. So we hackily assume that if the shell
586 dnl hasn't set it to 'msys' then we must be in Cygwin.
589 dnl The Right Thing is probably to test $BuildPlatform
590 dnl instead, but we are sloppy about setting that correctly
591 dnl at the moment, so we just work around for now.
593 dnl The quotes round "$(OSTYPE)" are essential, for the
594 dnl Cygwin-sh case where OSTYPE is not set.
595 case $HostPlatform in
596 i386-unknown-mingw32 | i386-unknown-cygwin32)
597 if test "${OSTYPE}" != "msys"
599 # convert $hardtop to a path that mingw will understand too
600 cyghardtop=${hardtop}
601 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
602 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
604 hardtop_plat=${hardtop}
608 hardtop_plat=${hardtop}
612 AC_SUBST(hardtop_plat)
614 AC_MSG_RESULT(${hardtop})
616 # We don't support building in directories with spaces.
618 *' '*) AC_MSG_ERROR([
619 The build system does not support building in a directory containing
620 space characters. Suggestion: move the build tree somewhere else.])
624 dnl --------------------------------------------------------------
625 dnl * Project specific configuration options
626 dnl --------------------------------------------------------------
627 dnl What follows is a bunch of options that can either be configured
628 dnl through command line options to the configure script or by
629 dnl supplying defns in the build tree's mk/build.mk. Having the option to
630 dnl use either is considered a Feature.
632 dnl ** What command to use to compile compiler sources ?
633 dnl --------------------------------------------------------------
636 [AC_HELP_STRING([--with-ghc=ARG],
637 [Use ARG as the path to GHC [default=autodetect]])],
638 [WithGhc="$withval"],
639 [if test "$GHC" = ""; then
640 AC_PATH_PROG([GHC], [ghc])
646 [AC_HELP_STRING([--with-hc=ARG],
647 [Use ARG as the path to the compiler for compiling ordinary
648 Haskell code (default= value of --with-ghc)])],
654 if test "$WithGhc" != ""; then
655 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
656 AC_SUBST(GhcVersion)dnl
657 AC_SUBST(GhcMajVersion)dnl
658 AC_SUBST(GhcMinVersion)dnl
659 AC_SUBST(GhcPatchLevel)dnl
662 # Check whether this GHC has readline installed
665 AC_PATH_PROGS(NHC,nhc nhc98)
666 AC_PATH_PROG(HBC,hbc)
668 dnl ** Which gcc to use?
669 dnl --------------------------------------------------------------
671 [AC_HELP_STRING([--with-gcc=ARG],
672 [Use ARG as the path to GCC [default=autodetect]])],
673 [WhatGccIsCalled="$withval"
674 if test "x$HostPlatform" = "xi386-unknown-mingw32"
676 if test "${OSTYPE}" != "msys"
678 # Canonicalise to <drive>:/path/to/gcc
679 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
685 [WhatGccIsCalled="gcc"]
687 AC_SUBST(WhatGccIsCalled)
689 dnl ** Booting from .hc files?
690 dnl --------------------------------------------------------------
691 AC_ARG_ENABLE(hc-boot,
692 [AC_HELP_STRING([--enable-hc-boot],
693 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
694 (This option is mostly of interest to porters.) [default=no]])],
695 [ if test x"$enableval" = x"yes"; then
703 AC_SUBST(BootingFromHc)
705 dnl ** Booting from unregisterised .hc files?
706 dnl --------------------------------------------------------------
707 AC_ARG_ENABLE(hc-boot-unregisterised,
708 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
709 [ With --enable-hc-boot, treat the intermediate .hc files as
710 unregisterised rather than registerised code.
711 (This option is mostly of interest to porters.) [default=no]])],
712 [ if test x"$enableval" = x"yes"; then
713 BootingFromUnregisterisedHc=YES
715 BootingFromUnregisterisedHc=NO
718 [BootingFromUnregisterisedHc=NO]
720 AC_SUBST(BootingFromUnregisterisedHc)
722 if test "$BootingFromHc" = "NO"; then
723 if test "$BootingFromUnregisterisedHc" = "YES"; then
724 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
728 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
729 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/compiler"; then
730 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
733 dnl ** Enable the construction of Win32 DLLs?
734 dnl --------------------------------------------------------------
736 dnl [ The ability to build the RTS and libraries as separate DLLs used
737 dnl to be supported, but isn't currently (updates to the RTS, compiler
738 dnl and build system would be required to bring it back again.)
739 dnl Hence, exposing it as an option is false advertisement, so better
740 dnl disable it to avoid confusion (but leave it commented-out rather
741 dnl than removed in order to remind ourselves to bring back the
742 dnl feature at some stage.) ]
744 dnl AC_ARG_ENABLE(win32-dlls,
745 dnl [ --enable-win32-dlls
746 dnl If on a Win32 platform running mingw32/cygwin, enable the
747 dnl construction of DLLs containing ghc-compiled code.
750 dnl case $HostOS_CPP in
753 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
757 dnl EnableWin32DLLs=YES
759 dnl [EnableWin32DLLs=NO]
761 dnl AC_SUBST(EnableWin32DLLs)
762 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
763 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
766 dnl ** Enable the building of the ObjectIO?
767 dnl --------------------------------------------------------------
768 AC_ARG_ENABLE(objectio,
769 [AC_HELP_STRING([--enable-objectio],
770 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
771 [ if test x"$enableval" = x"yes"; then
772 GhcLibsWithObjectIO=YES
774 GhcLibsWithObjectIO=NO
777 [GhcLibsWithObjectIO=NO]
779 AC_SUBST(GhcLibsWithObjectIO)
781 dnl ** .NET interop support?
782 dnl --------------------------------------------------------------
783 AC_ARG_ENABLE(dotnet,
784 [AC_HELP_STRING([--enable-dotnet],
785 [Build .NET interop layer. [default=no]])],
786 [ if test x"$enableval" = x"yes"; then
787 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
793 AC_SUBST(DotnetSupport)
795 dnl --------------------------------------------------------------
796 dnl End of configure script option section
797 dnl --------------------------------------------------------------
800 dnl --------------------------------------------------------------
801 dnl * General configuration checks
802 dnl --------------------------------------------------------------
804 dnl ** Can the unix package be built?
805 dnl --------------------------------------------------------------
807 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
812 AC_SUBST([GhcLibsWithUnix])
817 dnl ** look for `perl', but only in /bin on Windows
820 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
821 if test -z "$PerlCmd"; then
822 echo "You must install the version of Perl shipped with GHC"
823 echo "(or a compatible one) in /bin."
828 AC_PATH_PROG(PerlCmd,perl)
829 if test -z "$PerlCmd"; then
830 echo "You must install perl before you can continue"
831 echo "Perhaps it is already installed, but not in your PATH?"
834 FPTOOLS_CHECK_PERL_VERSION
839 dnl ** does #! path/to/perl work? (sometimes it's too long...)
842 dnl ** check for Python
843 AC_PATH_PROG(PythonCmd,python)
845 dnl ** look for GCC and find out which version
846 dnl Figure out which C compiler to use. Gcc is preferred.
847 dnl If gcc, make sure it's at least 2.1
851 FP_GCC_NEEDS_NO_OMIT_LFPTR
852 FP_GCC_HAS_NO_UNIT_AT_A_TIME
854 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
857 dnl ** Without optimization some INLINE trickery fails for GHCi
860 dnl ** Try to add -mno-cygwin to the C compiler options
861 FP_CHECK_FLAG([-mno-cygwin], [
862 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
863 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
864 AC_SUBST(SRC_CC_OPTS)
866 dnl ** figure out how to do context diffs
869 dnl ** Find find command (for Win32's benefit)
872 dnl ** Find sort command (for the benefit of Win32 environs)
875 dnl ** figure out how to do a BSD-ish install
878 dnl If you can run configure, you certainly have /bin/sh
879 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
881 dnl ** how to invoke `ar' and `ranlib'
882 FP_PROG_AR_NEEDS_RANLIB
883 FP_PROG_AR_SUPPORTS_INPUT
885 dnl ** Check to see whether ln -s works
889 dnl ** Find the path to sed
890 AC_PATH_PROG(SedCmd,sed)
893 dnl ** check for time command
894 AC_PATH_PROG(TimeCmd,time)
897 dnl if GNU tar is named gtar, look for it first.
898 AC_PATH_PROGS(TarCmd,gtar tar,tar)
900 dnl ** check for DocBook toolchain
902 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl])
905 dnl ** check for ghc-pkg command
908 AC_ARG_WITH(greencard,
909 [AC_HELP_STRING([--with-greencard=ARG],
910 [Use ARG as the path to greencard [default=autodetct]])],
912 GreenCardCmd=$withval;
913 FPTOOLS_GREENCARD(3.00)
917 dnl ** check for installed happy binary + version
918 dnl (don't do it if we're booting from .hc files though.)
919 if test "$BootingFromHc" = "NO"; then
923 dnl ** check for installed haddock
926 dnl ** check for installed alex binary + version
927 dnl (don't do it if we're booting from .hc files though.)
928 if test "$BootingFromHc" = "NO"; then
932 dnl --------------------------------------------------
933 dnl ### program checking section ends here ###
934 dnl --------------------------------------------------
936 dnl --------------------------------------------------
937 dnl * Platform header file and syscall feature tests
938 dnl ### checking the state of the local header files and syscalls ###
940 dnl ** check for full ANSI header (.h) files
943 dnl ** Enable large file support. NB. do this before testing the type of
944 dnl off_t, because it will affect the result of that test.
947 dnl ** check for specific header (.h) files that we are interested in
948 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])
950 AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
951 AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
953 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
954 GhcLibsWithReadline=YES
955 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
957 GhcLibsWithReadline=NO
958 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
960 AC_SUBST(GhcLibsWithReadline)
962 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
965 dnl ** how do we get a timezone name, and UTC offset ?
968 dnl ** do we have altzone?
971 dnl ** do we have long longs?
972 AC_CHECK_TYPES([long long])
974 dnl ** what are the sizes of various types
975 AC_CHECK_SIZEOF(char, 1)
976 AC_CHECK_SIZEOF(double, 8)
977 AC_CHECK_SIZEOF(float, 4)
978 AC_CHECK_SIZEOF(int, 4)
979 AC_CHECK_SIZEOF(long, 4)
980 if test "$ac_cv_type_long_long" = yes; then
981 AC_CHECK_SIZEOF(long long, 8)
983 AC_CHECK_SIZEOF(short, 2)
984 AC_CHECK_SIZEOF(unsigned char, 1)
985 AC_CHECK_SIZEOF(unsigned int, 4)
986 AC_CHECK_SIZEOF(unsigned long, 4)
987 if test "$ac_cv_type_long_long" = yes; then
988 AC_CHECK_SIZEOF(unsigned long long, 8)
990 AC_CHECK_SIZEOF(unsigned short, 2)
991 AC_CHECK_SIZEOF(void *, 4)
993 dnl ** what are alignment constraints on various types
994 FP_CHECK_ALIGNMENT(char)
995 FP_CHECK_ALIGNMENT(double)
996 FP_CHECK_ALIGNMENT(float)
997 FP_CHECK_ALIGNMENT(int)
998 FP_CHECK_ALIGNMENT(long)
999 if test "$ac_cv_type_long_long" = yes; then
1000 FP_CHECK_ALIGNMENT(long long)
1002 FP_CHECK_ALIGNMENT(short)
1003 FP_CHECK_ALIGNMENT(unsigned char)
1004 FP_CHECK_ALIGNMENT(unsigned int)
1005 FP_CHECK_ALIGNMENT(unsigned long)
1006 if test "$ac_cv_type_long_long" = yes; then
1007 FP_CHECK_ALIGNMENT(unsigned long long)
1009 FP_CHECK_ALIGNMENT(unsigned short)
1010 FP_CHECK_ALIGNMENT(void *)
1012 FP_CHECK_FUNC([WinExec],
1013 [@%:@include <windows.h>], [WinExec("",0)])
1015 FP_CHECK_FUNC([GetModuleFileName],
1016 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1018 dnl ** check return type of signal handlers
1019 dnl Foo: assumes we can use prototypes.
1020 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1021 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1022 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1023 dnl #include <signal.h>
1027 dnl void (*signal (int, void (*)(int)))(int);
1030 dnl [ac_cv_type_signal_handler=void_int],
1031 dnl [ac_cv_type_signal_handler=int_void])])
1032 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1033 dnl AC_DEFINE(VOID_INT_SIGNALS)
1036 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1038 if test "$ac_cv_type_signal" = void; then
1039 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).])
1042 dnl ** check for more functions
1043 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1044 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times ctime_r])
1045 dnl ** For ghc/rts/gmp:
1046 AC_CHECK_FUNCS([getpagesize])
1048 dnl ** check whether this machine has gmp3 installed
1049 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1050 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1051 HaveLibGmp=NO; LibGmp=not-installed))
1052 AC_SUBST(HaveLibGmp)
1055 dnl ** (Mac OS X only: check for GMP.framework)
1057 case $HostPlatform in
1059 AC_MSG_CHECKING([for GMP.framework])
1061 LIBS="-framework GMP"
1062 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkGMP=YES,)
1063 if test $HaveFrameworkGMP = YES; then
1064 AC_DEFINE([HAVE_FRAMEWORK_GMP], [1], [Define to 1 if GMP.framework is installed (Mac OS X only).])
1067 AC_MSG_RESULT([$HaveFrameworkGMP])
1070 AC_SUBST(HaveFrameworkGMP)
1072 dnl ** check for mingwex library
1073 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1074 AC_SUBST(HaveLibMingwEx)
1076 if test $HaveLibMingwEx = YES ; then
1077 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1080 if test "$HaveLibGmp" = "NO"; then
1081 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1082 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1086 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1087 dnl the order of these tests matters: bfd needs liberty
1088 AC_CHECK_LIB(iberty, xmalloc)
1089 AC_CHECK_LIB(bfd, bfd_init)
1091 dnl ** check for math library
1092 AC_CHECK_FUNC(atan,[fp_libm_not_needed=yes;LIBM=],[fp_libm_not_needed=dunno])
1093 if test x"$fp_libm_not_needed" = xdunno; then
1094 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"],[LIBM=])
1098 dnl ################################################################
1099 dnl Check for libraries
1100 dnl ################################################################
1102 dnl ** check whether we need -ldl to get dlopen()
1104 AC_CHECK_LIB(dl, dlopen,
1106 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1111 dnl --------------------------------------------------
1112 dnl * Miscellaneous feature tests
1113 dnl --------------------------------------------------
1115 dnl ** can we get alloca?
1118 dnl ** Working vfork?
1121 dnl ** determine whether or not const works
1124 dnl ** are we big endian?
1127 dnl ** check for leading underscores in symbol names
1128 FP_LEADING_UNDERSCORE
1130 dnl ** check for ld, whether it has an -x option, and if it is GNU ld
1134 dnl ** check for Apple-style dead-stripping support
1135 dnl (.subsections-via-symbols assembler directive)
1138 AC_MSG_CHECKING(for .subsections_via_symbols)
1139 AC_TRY_COMPILE(,[__asm__ (".subsections_via_symbols");],
1142 AC_DEFINE([HAVE_SUBSECTIONS_VIA_SYMBOLS],[1],
1143 [Define to 1 if Apple-style dead-stripping is supported.])
1147 AC_DEFINE([HAVE_SUBSECTIONS_VIA_SYMBOLS],[0],
1148 [Define to 1 if Apple-style dead-stripping is supported.])
1151 dnl ** check for librt
1152 AC_CHECK_LIB(rt, clock_gettime)
1153 AC_CHECK_FUNCS(clock_gettime)
1155 dnl ** check for Apple's "interesting" long double compatibility scheme
1156 AC_MSG_CHECKING(for printf$LDBLStub)
1157 AC_TRY_LINK_FUNC(printf$LSBLStub,
1160 AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[1],
1161 [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1165 AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[0],
1166 [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1170 AC_PATH_PROGS([GTK_CONFIG], [pkg-config])
1171 if test -n "$GTK_CONFIG"; then
1172 if $GTK_CONFIG gtk+-2.0 --atleast-version=2.0; then
1173 GTK_CONFIG="$GTK_CONFIG gtk+-2.0"
1175 AC_MSG_WARN([GTK+ not usable, need at least version 2.0])
1179 AC_SUBST([GTK_CONFIG])
1181 AC_CONFIG_FILES([mk/config.mk ghc.spec docs/users_guide/ug-book.xml])
1182 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])