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 University of Glasgow 1994-2004
8 # Configure script template for GHC
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], [6.7], [glasgow-haskell-bugs@haskell.org], [ghc])
18 # Set this to YES for a released version, otherwise NO
21 # The primary version (e.g. 6.7, 6.6.1) is set in the AC_INIT line
22 # above. If this is not a released version, then we will append the
23 # date to the version number (e.g. 6.7.20070204). The date is
24 # constructed by finding the date of the most recent patch in the
25 # darcs repository. If this is a source distribution (not a darcs
26 # checkout), then we ship a file 'VERSION' containing the full version
27 # when the source distribution was created.
29 if test ! -f mk/config.h.in; then
30 echo "mk/config.h.in doesn't exist: perhaps you haven't run 'autoreconf'?"
34 FP_SETUP_PROJECT_VERSION
36 # Hmmm, we fix the RPM release number to 1 here... Is this convenient?
37 AC_SUBST([release], [1])
39 # First off, a distrib sanity check..
40 AC_CONFIG_SRCDIR([mk/config.mk.in])
42 dnl * We require autoconf version 2.52
43 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
44 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
47 dnl * Declare subdirectories that have a private configure script
49 dnl After the toplevel configuration is complete, the script will recurse into
50 dnl these subdirectories if they exist. The use of a cache file makes repeated
52 AC_CONFIG_SUBDIRS([libraries])
54 # -------------------------------------------------------------------------
55 # Prepare to generate the following header files
58 AC_CONFIG_HEADER(mk/config.h)
60 # No, semi-sadly, we don't do `--srcdir'...
61 if test x"$srcdir" != 'x.' ; then
62 echo "This configuration does not support the \`--srcdir' option.."
66 dnl--------------------------------------------------------------------
67 dnl * Deal with arguments telling us gmp is somewhere odd
68 dnl--------------------------------------------------------------------
74 if test "x$gmp_libraries" != "xNONE"; then
75 LDFLAGS="-L$gmp_libraries $LDFLAGS"
76 GMP_LIB_DIRS=$gmp_libraries
78 if test "x$gmp_includes" != "xNONE"; then
79 CPPFLAGS="-I$gmp_includes $CPPFLAGS"
80 GMP_INCLUDE_DIRS=$gmp_includes
82 AC_SUBST(GMP_INCLUDE_DIRS)
83 AC_SUBST(GMP_LIB_DIRS)
85 dnl--------------------------------------------------------------------
86 dnl * Choose host(/target/build) platform
87 dnl--------------------------------------------------------------------
89 dnl Guess host/target/build platform(s) if necessary.
92 # "$host" defaults to "$target"
93 if test "x$host" = xNONE ; then
97 dnl ** canonicalize platform names
98 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
99 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
100 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
102 if test x"$TargetPlatform" != x"$HostPlatform" ; then
103 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
109 # The following will be more difficult when we *are* cross-compiling.
110 # Suitable names to slam in *_CPP are in platform.h.in.
111 # We also record the architecture, vendor, and operating system (OS)
113 case $HostPlatform in
114 alpha*-dec-osf[[12]]*)
115 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
116 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
117 BuildPlatform=alpha-dec-osf1 # hack
118 HostPlatform_CPP='alpha_dec_osf1'
123 alpha*-dec-osf[[345]]*)
124 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
125 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
126 BuildPlatform=alpha-dec-osf3 # hack
127 HostPlatform_CPP='alpha_dec_osf3'
132 alpha*-unknown-linux*)
133 HostPlatform=alpha-unknown-linux
134 TargetPlatform=alpha-unknown-linux
135 BuildPlatform=alpha-unknown-linux
136 HostPlatform_CPP='alpha_unknown_linux'
138 HostVendor_CPP='unknown'
141 alpha*-unknown-freebsd*)
142 HostPlatform=alpha-unknown-freebsd
143 TargetPlatform=alpha-unknown-freebsd
144 BuildPlatform=alpha-unknown-freebsd
145 HostPlatform_CPP='alpha_unknown_freebsd'
147 HostVendor_CPP='unknown'
150 alpha*-unknown-openbsd*)
151 HostPlatform=alpha-unknown-openbsd
152 TargetPlatform=alpha-unknown-openbsd
153 BuildPlatform=alpha-unknown-openbsd
154 HostPlatform_CPP='alpha_unknown_openbsd'
156 HostVendor_CPP='unknown'
159 amd64-*-openbsd*|x86_64-*-openbsd*)
160 HostPlatform=x86_64-unknown-openbsd
161 TargetPlatform=x86_64-unknown-openbsd
162 BuildPlatform=x86_64-unknown-openbsd
163 HostPlatform_CPP='x86_64_unknown_openbsd'
164 HostArch_CPP='x86_64'
165 HostVendor_CPP='unknown'
169 HostPlatform=x86_64-unknown-freebsd
170 TargetPlatform=x86_64-unknown-freebsd
171 BuildPlatform=x86_64-unknown-freebsd
172 HostPlatform_CPP='x86_64_unknown_freebsd'
173 HostArch_CPP='x86_64'
174 HostVendor_CPP='unknown'
178 HostPlatform=arm-unknown-linux # hack again
179 TargetPlatform=arm-unknown-linux
180 BuildPlatform=arm-unknown-linux
181 HostPlatform_CPP='arm_unknown_linux'
183 HostVendor_CPP='unknown'
187 HostPlatform=arm-unknown-openbsd
188 TargetPlatform=arm-unknown-openbsd
189 BuildPlatform=arm-unknown-openbsd
190 HostPlatform_CPP='arm_unknown_openbsd'
192 HostVendor_CPP='unknown'
196 HostPlatform=hppa-unknown-linux # hack again
197 TargetPlatform=hppa-unknown-linux
198 BuildPlatform=hppa-unknown-linux
199 HostPlatform_CPP='hppa_unknown_linux'
201 HostVendor_CPP='unknown'
205 HostPlatform=hppa-unknown-openbsd # hack again
206 TargetPlatform=hppa-unknown-openbsd
207 BuildPlatform=hppa-unknown-openbsd
208 HostPlatform_CPP='hppa_unknown_openbsd'
210 HostVendor_CPP='unknown'
214 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
215 TargetPlatform=hppa1.1-hp-hpux
216 BuildPlatform=hppa1.1-hp-hpux
217 HostPlatform_CPP='hppa1_1_hp_hpux'
218 HostArch_CPP='hppa1_1'
222 i[[3456]]86-*-linuxaout*)
223 HostPlatform=i386-unknown-linuxaout # hack again
224 TargetPlatform=i386-unknown-linuxaout
225 BuildPlatform=i386-unknown-linuxaout
226 HostPlatform_CPP='i386_unknown_linuxaout'
228 HostVendor_CPP='unknown'
229 HostOS_CPP='linuxaout'
231 i[[3456]]86-*-linux*)
232 HostPlatform=i386-unknown-linux # hack again
233 TargetPlatform=i386-unknown-linux
234 BuildPlatform=i386-unknown-linux
235 HostPlatform_CPP='i386_unknown_linux'
237 HostVendor_CPP='unknown'
240 i[[3456]]86-*-kfreebsd*-gnu)
241 HostPlatform=i386-unknown-kfreebsdgnu # hack again
242 TargetPlatform=i386-unknown-kfreebsdgnu
243 BuildPlatform=i386-unknown-kfreebsdgnu
244 HostPlatform_CPP='i386_unknown_kfreebsdgnu'
246 HostVendor_CPP='unknown'
247 HostOS_CPP='kfreebsdgnu'
249 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
250 HostPlatform=i386-unknown-freebsd # hack again
251 TargetPlatform=i386-unknown-freebsd
252 BuildPlatform=i386-unknown-freebsd
253 HostPlatform_CPP='i386_unknown_freebsd'
255 HostVendor_CPP='unknown'
258 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
259 HostPlatform=i386-unknown-freebsd2 # hack again
260 TargetPlatform=i386-unknown-freebsd2
261 BuildPlatform=i386-unknown-freebsd2
262 HostPlatform_CPP='i386_unknown_freebsd2'
264 HostVendor_CPP='unknown'
265 HostOS_CPP='freebsd2'
267 i[[3456]]86-*-netbsd*)
268 HostPlatform=i386-unknown-netbsd # hack again
269 TargetPlatform=i386-unknown-netbsd
270 BuildPlatform=i386-unknown-netbsd
271 HostPlatform_CPP='i386_unknown_netbsd'
273 HostVendor_CPP='unknown'
276 i[[3456]]86-*-openbsd*)
277 HostPlatform=i386-unknown-openbsd # hack again
278 TargetPlatform=i386-unknown-openbsd
279 BuildPlatform=i386-unknown-openbsd
280 HostPlatform_CPP='i386_unknown_openbsd'
282 HostVendor_CPP='unknown'
285 i[[3456]]86-*-solaris2*)
286 HostPlatform=i386-unknown-solaris2 # hack again
287 TargetPlatform=i386-unknown-solaris2
288 BuildPlatform=i386-unknown-solaris2
289 HostPlatform_CPP='i386_unknown_solaris2'
291 HostVendor_CPP='unknown'
292 HostOS_CPP='solaris2'
294 i[[3456]]86-*-cygwin*)
295 HostPlatform=i386-unknown-cygwin32 # hack again
296 TargetPlatform=i386-unknown-cygwin32
297 BuildPlatform=i386-unknown-cygwin32
298 HostPlatform_CPP='i386_unknown_cygwin32'
300 HostVendor_CPP='unknown'
301 HostOS_CPP='cygwin32'
304 i[[3456]]86-*-mingw32*)
305 HostPlatform=i386-unknown-mingw32 # hack again
306 TargetPlatform=i386-unknown-mingw32
307 BuildPlatform=i386-unknown-mingw32
308 HostPlatform_CPP='i386_unknown_mingw32'
310 HostVendor_CPP='unknown'
314 i[[3456]]86-apple-darwin*)
315 HostPlatform=i386-apple-darwin
316 TargetPlatform=i386-apple-darwin #hack
317 BuildPlatform=i386-apple-darwin #hack
318 HostPlatform_CPP='i386_apple_darwin'
320 HostVendor_CPP='apple'
324 HostPlatform=i386-unknown-gnu
325 TargetPlatform=i386-unknown-gnu
326 BuildPlatform=i386-unknown-gnu
327 HostPlatform_CPP=i386_unknown_gnu
329 HostVendor_CPP=unknown
333 HostPlatform=ia64-unknown-linux # hack again
334 TargetPlatform=ia64-unknown-linux
335 BuildPlatform=ia64-unknown-linux
336 HostPlatform_CPP='ia64_unknown_linux'
338 HostVendor_CPP='unknown'
342 HostPlatform=x86_64-unknown-linux
343 TargetPlatform=x86_64-unknown-linux
344 BuildPlatform=x86_64-unknown-linux
345 HostPlatform_CPP='x86_64_unknown_linux'
346 HostArch_CPP='x86_64'
347 HostVendor_CPP='unknown'
350 x86_64-apple-darwin*)
351 HostPlatform=x86_64-apple-darwin
352 TargetPlatform=x86_64-apple-darwin
353 BuildPlatform=x86_64-apple-darwin
354 HostPlatform_CPP='x86_64_apple_darwin'
355 HostArch_CPP='x86_64'
356 HostVendor_CPP='apple'
360 HostPlatform=m68k-unknown-linux # hack again
361 TargetPlatform=m68k-unknown-linux
362 BuildPlatform=m68k-unknown-linux
363 HostPlatform_CPP='m68k_unknown_linux'
365 HostVendor_CPP='unknown'
369 HostPlatform_CPP='m68k_next_nextstep2'
371 HostVendor_CPP='next'
372 HostOS_CPP='nextstep2'
375 HostPlatform_CPP='m68k_next_nextstep3'
377 HostVendor_CPP='next'
378 HostOS_CPP='nextstep3'
380 i[[3456]]86-next-nextstep3)
381 HostPlatform=i386-next-nextstep3 # hack again
382 TargetPlatform=i386-next-nextstep3
383 BuildPlatform=i386-next-nextstep3
384 HostPlatform_CPP='i386_next_nextstep3'
386 HostVendor_CPP='next'
387 HostOS_CPP='nextstep3'
390 HostPlatform=m68k-unknown-openbsd
391 TargetPlatform=m68k-unknown-openbsd
392 BuildPlatform=m68k-unknown-openbsd
393 HostPlatform_CPP='m68k_unknown_openbsd'
395 HostVendor_CPP='unknown'
399 HostPlatform=m68k-unknown-netbsd
400 TargetPlatform=m68k-unknown-netbsd
401 BuildPlatform=m68k-unknown-netbsd
402 HostPlatform_CPP='m68k_unknown_netbsd'
404 HostVendor_CPP='unknown'
408 HostPlatform=m68k-sun-sunos4
409 TargetPlatform=m68k-sun-sunos4 #hack
410 BuildPlatform=m68k-sun-sunos4 #hack
411 HostPlatform_CPP='m68k_sun_sunos4'
417 HostPlatform=m88k-unknown-openbsd
418 TargetPlatform=m88k-unknown-openbsd
419 BuildPlatform=m88k-unknown-openbsd
420 HostPlatform_CPP='m88k_unknown_openbsd'
422 HostVendor_CPP='unknown'
426 HostPlatform=mips-unknown-linux # hack again
427 TargetPlatform=mips-unknown-linux
428 BuildPlatform=mips-unknown-linux
429 HostPlatform_CPP='mips_unknown_linux'
431 HostVendor_CPP='unknown'
435 HostPlatform=mipsel-unknown-linux # hack again
436 TargetPlatform=mipsel-unknown-linux
437 BuildPlatform=mipsel-unknown-linux
438 HostPlatform_CPP='mipsel_unknown_linux'
439 HostArch_CPP='mipsel'
440 HostVendor_CPP='unknown'
444 HostPlatform_CPP='mips_dec_ultrix'
445 HostArch_CPP='mipsel' # NB a little different
450 HostPlatform=mips-sgi-irix
451 TargetPlatform=mips-sgi-irix #hack
452 BuildPlatform=mips-sgi-irix #hack
453 HostPlatform_CPP='mips_sgi_irix'
454 HostArch_CPP='mipseb' # NB a little different
459 HostPlatform=rs6000-ibm-aix
460 TargetPlatform=rs6000-ibm-aix #hack
461 BuildPlatform=rs6000-ibm-aix #hack
462 HostPlatform_CPP='rs6000_ibm_aix'
463 HostArch_CPP='rs6000'
468 HostPlatform=powerpc-ibm-aix
469 TargetPlatform=powerpc-ibm-aix #hack
470 BuildPlatform=powerpc-ibm-aix #hack
471 HostPlatform_CPP='powerpc_ibm_aix'
472 HostArch_CPP='powerpc'
476 powerpc-apple-darwin*)
477 HostPlatform=powerpc-apple-darwin
478 TargetPlatform=powerpc-apple-darwin #hack
479 BuildPlatform=powerpc-apple-darwin #hack
480 HostPlatform_CPP='powerpc_apple_darwin'
481 HostArch_CPP='powerpc'
482 HostVendor_CPP='apple'
485 powerpc-unknown-linux*)
486 HostPlatform=powerpc-unknown-linux
487 TargetPlatform=powerpc-unknown-linux
488 BuildPlatform=powerpc-unknown-linux
489 HostPlatform_CPP='powerpc_unknown_linux'
490 HostArch_CPP='powerpc'
491 HostVendor_CPP='unknown'
494 powerpc-unknown-openbsd*)
495 HostPlatform=powerpc-unknown-openbsd
496 TargetPlatform=powerpc-unknown-openbsd
497 BuildPlatform=powerpc-unknown-openbsd
498 HostPlatform_CPP='powerpc_unknown_openbsd'
499 HostArch_CPP='powerpc'
500 HostVendor_CPP='unknown'
503 powerpc64-unknown-linux*)
504 HostPlatform=powerpc64-unknown-linux
505 TargetPlatform=powerpc64-unknown-linux
506 BuildPlatform=powerpc64-unknown-linux
507 HostPlatform_CPP='powerpc64_unknown_linux'
508 HostArch_CPP='powerpc64'
509 HostVendor_CPP='unknown'
514 HostPlatform=s390-ibm-linux
515 TargetPlatform=s390-ibm-linux #hack
516 BuildPlatform=s390-ibm-linux #hack
517 HostPlatform_CPP='s390_ibm_linux'
523 HostPlatform=sparc-sun-sunos4
524 TargetPlatform=sparc-sun-sunos4 #hack
525 BuildPlatform=sparc-sun-sunos4 #hack
526 HostPlatform_CPP='sparc_sun_sunos4'
532 HostPlatform=sparc-sun-solaris2
533 TargetPlatform=sparc-sun-solaris2 #hack
534 BuildPlatform=sparc-sun-solaris2 #hack
535 HostPlatform_CPP='sparc_sun_solaris2'
538 HostOS_CPP='solaris2'
541 HostPlatform=sparc-unknown-linux
542 TargetPlatform=sparc-unknown-linux
543 BuildPlatform=sparc-unknown-linux
544 HostPlatform_CPP='sparc_unknown_linux'
546 HostVendor_CPP='unknown'
550 HostPlatform=sparc-unknown-openbsd
551 TargetPlatform=sparc-unknown-openbsd
552 BuildPlatform=sparc-unknown-openbsd
553 HostPlatform_CPP='sparc_unknown_openbsd'
555 HostVendor_CPP='unknown'
559 HostPlatform=sparc64-unknown-openbsd
560 TargetPlatform=sparc64-unknown-openbsd
561 BuildPlatform=sparc64-unknown-openbsd
562 HostPlatform_CPP='sparc64_unknown_openbsd'
563 HostArch_CPP='sparc64'
564 HostVendor_CPP='unknown'
568 HostPlatform=vax-unknown-openbsd
569 TargetPlatform=vax-unknown-openbsd
570 BuildPlatform=vax-unknown-openbsd
571 HostPlatform_CPP='vax_unknown_openbsd'
573 HostVendor_CPP='unknown'
577 echo "Unrecognised platform: $HostPlatform"
581 echo "Canonicalised to: $HostPlatform"
582 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
583 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
585 BuildPlatform_CPP=$HostPlatform_CPP
586 TargetPlatform_CPP=$HostPlatform_CPP
587 BuildArch_CPP=$HostArch_CPP
588 TargetArch_CPP=$HostArch_CPP
589 BuildOS_CPP=$HostOS_CPP
591 TargetOS_CPP=$HostOS_CPP
592 BuildVendor_CPP=$HostVendor_CPP
593 TargetVendor_CPP=$HostVendor_CPP
595 AC_SUBST(BuildPlatform)
596 AC_SUBST(HostPlatform)
597 AC_SUBST(TargetPlatform)
598 AC_SUBST(HostPlatform_CPP)
599 AC_SUBST(BuildPlatform_CPP)
600 AC_SUBST(TargetPlatform_CPP)
602 AC_SUBST(HostArch_CPP)
603 AC_SUBST(BuildArch_CPP)
604 AC_SUBST(TargetArch_CPP)
607 AC_SUBST(HostOS_Full)
608 AC_SUBST(BuildOS_CPP)
609 AC_SUBST(TargetOS_CPP)
611 AC_SUBST(HostVendor_CPP)
612 AC_SUBST(BuildVendor_CPP)
613 AC_SUBST(TargetVendor_CPP)
617 dnl --------------------------------------------------------------
618 dnl * Calculate absolute path to build tree
619 dnl --------------------------------------------------------------
621 AC_MSG_CHECKING(for path to top of build tree)
625 dnl Remove common automounter nonsense
627 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^//\(.\)/|\1:/|' `
629 dnl Find 'hardtop_plat', the native format for 'hardtop'
630 dnl (i.e., right kind of \dnl slashes on a Win32 box, but with b-slashes
633 dnl Note OSTYPE: On Cygwin we need to use 'cygpath' to convert
634 dnl /cygdrive/c/foo to c:/foo but we must not do that if we
635 dnl aren't building using Cygwin (notably msys), because
636 dnl cygpath doesn't exist. It seems that 'bash' sets
637 dnl OSTYPE to 'cygwin' or 'msys' respectively, but cygwin's
638 dnl 'sh' does not. So we hackily assume that if the shell
639 dnl hasn't set it to 'msys' then we must be in Cygwin.
642 dnl The Right Thing is probably to test $BuildPlatform
643 dnl instead, but we are sloppy about setting that correctly
644 dnl at the moment, so we just work around for now.
646 dnl The quotes round "$(OSTYPE)" are essential, for the
647 dnl Cygwin-sh case where OSTYPE is not set.
648 case $HostPlatform in
649 i386-unknown-mingw32 | i386-unknown-cygwin32)
650 if test "${OSTYPE}" != "msys"
652 # convert $hardtop to a path that mingw will understand too
653 cyghardtop=${hardtop}
654 hardtop=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@/@g'`
655 hardtop_plat=`cygpath -w ${cyghardtop} | sed -e 's@\\\\@\\\\\\\\@g'`
657 dnl OK, so we're in the MSYS case. hardtop looks like /c/....
658 dnl We want to make hardtop_plat into c:/...
659 dnl Stop using [] for quotes temporarily, so we can use [] in the sed regexp
661 hardtop_plat=`echo ${hardtop} | sed -e 's@^/\\([a-zA-Z]\\)/@\\1:/@g'`
666 hardtop_plat=${hardtop}
670 AC_SUBST(hardtop_plat)
672 AC_MSG_RESULT(${hardtop})
674 # We don't support building in directories with spaces.
676 *' '*) AC_MSG_ERROR([
677 The build system does not support building in a directory containing
678 space characters. Suggestion: move the build tree somewhere else.])
682 dnl --------------------------------------------------------------
683 dnl * Project specific configuration options
684 dnl --------------------------------------------------------------
685 dnl What follows is a bunch of options that can either be configured
686 dnl through command line options to the configure script or by
687 dnl supplying defns in the build tree's mk/build.mk. Having the option to
688 dnl use either is considered a Feature.
690 dnl ** What command to use to compile compiler sources ?
691 dnl --------------------------------------------------------------
694 [AC_HELP_STRING([--with-ghc=ARG],
695 [Use ARG as the path to GHC [default=autodetect]])],
696 [WithGhc="$withval"],
697 [if test "$GHC" = ""; then
698 AC_PATH_PROG([GHC], [ghc])
704 [AC_HELP_STRING([--with-hc=ARG],
705 [Use ARG as the path to the compiler for compiling ordinary
706 Haskell code (default= value of --with-ghc)])],
712 if test "$WithGhc" != ""; then
713 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
714 AC_SUBST(GhcVersion)dnl
715 AC_SUBST(GhcMajVersion)dnl
716 AC_SUBST(GhcMinVersion)dnl
717 AC_SUBST(GhcPatchLevel)dnl
720 # Check whether this GHC has readline installed
723 AC_PATH_PROGS(NHC,nhc nhc98)
724 AC_PATH_PROG(HBC,hbc)
726 dnl ** Which gcc to use?
727 dnl --------------------------------------------------------------
729 [AC_HELP_STRING([--with-gcc=ARG],
730 [Use ARG as the path to GCC [default=autodetect]])],
731 [WhatGccIsCalled="$withval"
732 if test "x$HostPlatform" = "xi386-unknown-mingw32"
734 if test "${OSTYPE}" != "msys"
736 # Canonicalise to <drive>:/path/to/gcc
737 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
743 [WhatGccIsCalled="gcc"]
745 AC_SUBST(WhatGccIsCalled)
747 dnl ** Booting from .hc files?
748 dnl --------------------------------------------------------------
749 AC_ARG_ENABLE(hc-boot,
750 [AC_HELP_STRING([--enable-hc-boot],
751 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
752 (This option is mostly of interest to porters.) [default=no]])],
753 [ if test x"$enableval" = x"yes"; then
761 AC_SUBST(BootingFromHc)
763 dnl ** Booting from unregisterised .hc files?
764 dnl --------------------------------------------------------------
765 AC_ARG_ENABLE(hc-boot-unregisterised,
766 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
767 [ With --enable-hc-boot, treat the intermediate .hc files as
768 unregisterised rather than registerised code.
769 (This option is mostly of interest to porters.) [default=no]])],
770 [ if test x"$enableval" = x"yes"; then
771 BootingFromUnregisterisedHc=YES
773 BootingFromUnregisterisedHc=NO
776 [BootingFromUnregisterisedHc=NO]
778 AC_SUBST(BootingFromUnregisterisedHc)
780 if test "$BootingFromHc" = "NO"; then
781 if test "$BootingFromUnregisterisedHc" = "YES"; then
782 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
786 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
787 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/compiler"; then
788 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
791 dnl ** Enable the construction of Win32 DLLs?
792 dnl --------------------------------------------------------------
794 dnl [ The ability to build the RTS and libraries as separate DLLs used
795 dnl to be supported, but isn't currently (updates to the RTS, compiler
796 dnl and build system would be required to bring it back again.)
797 dnl Hence, exposing it as an option is false advertisement, so better
798 dnl disable it to avoid confusion (but leave it commented-out rather
799 dnl than removed in order to remind ourselves to bring back the
800 dnl feature at some stage.) ]
802 dnl AC_ARG_ENABLE(win32-dlls,
803 dnl [ --enable-win32-dlls
804 dnl If on a Win32 platform running mingw32/cygwin, enable the
805 dnl construction of DLLs containing ghc-compiled code.
808 dnl case $HostOS_CPP in
811 dnl *) echo "Unrecognised win32 platform: $HostPlatform"
815 dnl EnableWin32DLLs=YES
817 dnl [EnableWin32DLLs=NO]
819 dnl AC_SUBST(EnableWin32DLLs)
820 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
821 dnl AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
824 dnl ** Enable the building of the ObjectIO?
825 dnl --------------------------------------------------------------
826 AC_ARG_ENABLE(objectio,
827 [AC_HELP_STRING([--enable-objectio],
828 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
829 [ if test x"$enableval" = x"yes"; then
830 GhcLibsWithObjectIO=YES
832 GhcLibsWithObjectIO=NO
835 [GhcLibsWithObjectIO=NO]
837 AC_SUBST(GhcLibsWithObjectIO)
839 dnl ** .NET interop support?
840 dnl --------------------------------------------------------------
841 AC_ARG_ENABLE(dotnet,
842 [AC_HELP_STRING([--enable-dotnet],
843 [Build .NET interop layer. [default=no]])],
844 [ if test x"$enableval" = x"yes"; then
845 DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
851 AC_SUBST(DotnetSupport)
853 dnl --------------------------------------------------------------
854 dnl End of configure script option section
855 dnl --------------------------------------------------------------
858 dnl --------------------------------------------------------------
859 dnl * General configuration checks
860 dnl --------------------------------------------------------------
862 dnl ** Can the unix package be built?
863 dnl --------------------------------------------------------------
865 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
870 AC_SUBST([GhcLibsWithUnix])
875 dnl ** look for `perl', but only in /bin on Windows
878 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
879 if test -z "$PerlCmd"; then
880 echo "You must install the version of Perl shipped with GHC"
881 echo "(or a compatible one) in /bin."
886 AC_PATH_PROG(PerlCmd,perl)
887 if test -z "$PerlCmd"; then
888 echo "You must install perl before you can continue"
889 echo "Perhaps it is already installed, but not in your PATH?"
892 FPTOOLS_CHECK_PERL_VERSION
897 dnl ** does #! path/to/perl work? (sometimes it's too long...)
900 dnl ** check for Python
901 AC_PATH_PROG(PythonCmd,python)
903 dnl ** look for GCC and find out which version
904 dnl Figure out which C compiler to use. Gcc is preferred.
905 dnl If gcc, make sure it's at least 2.1
909 FP_GCC_NEEDS_NO_OMIT_LFPTR
910 FP_GCC_HAS_NO_UNIT_AT_A_TIME
913 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
916 dnl ** Without optimization some INLINE trickery fails for GHCi
919 dnl ** Try to add -mno-cygwin to the C compiler options
920 FP_CHECK_FLAG([-mno-cygwin], [
921 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
922 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
923 AC_SUBST(SRC_CC_OPTS)
925 dnl ** figure out how to do context diffs
928 dnl ** Find find command (for Win32's benefit)
931 dnl ** Find sort command (for the benefit of Win32 environs)
934 dnl ** figure out how to do a BSD-ish install
936 dnl Let's make sure install-sh is executable here. If we got it from
937 dnl a darcs repo, it might not be (see bug #978).
940 dnl If you can run configure, you certainly have /bin/sh
941 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
943 dnl ** how to invoke `ar' and `ranlib'
944 FP_PROG_AR_NEEDS_RANLIB
945 FP_PROG_AR_SUPPORTS_INPUT
947 dnl ** Check to see whether ln -s works
951 dnl ** Find the path to sed
952 AC_PATH_PROG(SedCmd,sed)
955 dnl ** check for time command
956 AC_PATH_PROG(TimeCmd,time)
959 dnl if GNU tar is named gtar, look for it first.
960 AC_PATH_PROGS(TarCmd,gtar tar,tar)
962 dnl ** check for DocBook toolchain
964 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl])
967 dnl ** check for ghc-pkg command
970 AC_ARG_WITH(greencard,
971 [AC_HELP_STRING([--with-greencard=ARG],
972 [Use ARG as the path to greencard [default=autodetct]])],
974 GreenCardCmd=$withval;
975 FPTOOLS_GREENCARD(3.00)
979 dnl ** check for installed happy binary + version
980 dnl (don't do it if we're booting from .hc files though.)
981 if test "$BootingFromHc" = "NO"; then
985 dnl ** check for installed haddock
988 dnl ** check for installed alex binary + version
989 dnl (don't do it if we're booting from .hc files though.)
990 if test "$BootingFromHc" = "NO"; then
994 dnl --------------------------------------------------
995 dnl ### program checking section ends here ###
996 dnl --------------------------------------------------
998 dnl --------------------------------------------------
999 dnl * Platform header file and syscall feature tests
1000 dnl ### checking the state of the local header files and syscalls ###
1002 dnl ** check for full ANSI header (.h) files
1005 dnl ** Enable large file support. NB. do this before testing the type of
1006 dnl off_t, because it will affect the result of that test.
1009 dnl ** check for specific header (.h) files that we are interested in
1010 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])
1012 AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
1013 AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
1015 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
1016 GhcLibsWithReadline=YES
1017 AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
1019 GhcLibsWithReadline=NO
1020 AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
1022 AC_SUBST(GhcLibsWithReadline)
1024 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
1027 dnl ** do we have long longs?
1028 AC_CHECK_TYPES([long long])
1030 dnl ** what are the sizes of various types
1031 AC_CHECK_SIZEOF(char, 1)
1032 AC_CHECK_SIZEOF(double, 8)
1033 AC_CHECK_SIZEOF(float, 4)
1034 AC_CHECK_SIZEOF(int, 4)
1035 AC_CHECK_SIZEOF(long, 4)
1036 if test "$ac_cv_type_long_long" = yes; then
1037 AC_CHECK_SIZEOF(long long, 8)
1039 AC_CHECK_SIZEOF(short, 2)
1040 AC_CHECK_SIZEOF(unsigned char, 1)
1041 AC_CHECK_SIZEOF(unsigned int, 4)
1042 AC_CHECK_SIZEOF(unsigned long, 4)
1043 if test "$ac_cv_type_long_long" = yes; then
1044 AC_CHECK_SIZEOF(unsigned long long, 8)
1046 AC_CHECK_SIZEOF(unsigned short, 2)
1047 AC_CHECK_SIZEOF(void *, 4)
1049 dnl ** what are alignment constraints on various types
1050 FP_CHECK_ALIGNMENT(char)
1051 FP_CHECK_ALIGNMENT(double)
1052 FP_CHECK_ALIGNMENT(float)
1053 FP_CHECK_ALIGNMENT(int)
1054 FP_CHECK_ALIGNMENT(long)
1055 if test "$ac_cv_type_long_long" = yes; then
1056 FP_CHECK_ALIGNMENT(long long)
1058 FP_CHECK_ALIGNMENT(short)
1059 FP_CHECK_ALIGNMENT(unsigned char)
1060 FP_CHECK_ALIGNMENT(unsigned int)
1061 FP_CHECK_ALIGNMENT(unsigned long)
1062 if test "$ac_cv_type_long_long" = yes; then
1063 FP_CHECK_ALIGNMENT(unsigned long long)
1065 FP_CHECK_ALIGNMENT(unsigned short)
1066 FP_CHECK_ALIGNMENT(void *)
1068 FP_CHECK_FUNC([WinExec],
1069 [@%:@include <windows.h>], [WinExec("",0)])
1071 FP_CHECK_FUNC([GetModuleFileName],
1072 [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1074 dnl ** check return type of signal handlers
1075 dnl Foo: assumes we can use prototypes.
1076 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1077 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1078 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1079 dnl #include <signal.h>
1083 dnl void (*signal (int, void (*)(int)))(int);
1086 dnl [ac_cv_type_signal_handler=void_int],
1087 dnl [ac_cv_type_signal_handler=int_void])])
1088 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1089 dnl AC_DEFINE(VOID_INT_SIGNALS)
1092 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1094 if test "$ac_cv_type_signal" = void; then
1095 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).])
1098 dnl ** check for more functions
1099 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1100 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times ctime_r])
1101 dnl ** For ghc/rts/gmp:
1102 AC_CHECK_FUNCS([getpagesize])
1104 dnl ** check whether this machine has gmp3 installed
1105 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1106 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
1107 HaveLibGmp=NO; LibGmp=not-installed))
1108 AC_SUBST(HaveLibGmp)
1111 dnl ** (Mac OS X only: check for GMP.framework)
1113 case $HostPlatform in
1115 AC_MSG_CHECKING([for GMP.framework])
1117 LIBS="-framework GMP"
1118 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkGMP=YES,)
1119 if test $HaveFrameworkGMP = YES; then
1120 AC_DEFINE([HAVE_FRAMEWORK_GMP], [1], [Define to 1 if GMP.framework is installed (Mac OS X only).])
1123 AC_MSG_RESULT([$HaveFrameworkGMP])
1126 AC_SUBST(HaveFrameworkGMP)
1128 dnl ** check for mingwex library
1129 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1130 AC_SUBST(HaveLibMingwEx)
1132 if test $HaveLibMingwEx = YES ; then
1133 AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1136 if test "$HaveLibGmp" = "NO"; then
1137 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1138 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1142 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1143 dnl the order of these tests matters: bfd needs liberty
1144 AC_CHECK_LIB(iberty, xmalloc)
1145 AC_CHECK_LIB(bfd, bfd_init)
1147 dnl ** check for math library
1148 AC_CHECK_FUNC(atan,[fp_libm_not_needed=yes;LIBM=],[fp_libm_not_needed=dunno])
1149 if test x"$fp_libm_not_needed" = xdunno; then
1150 AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"],[LIBM=])
1154 dnl ################################################################
1155 dnl Check for libraries
1156 dnl ################################################################
1158 dnl ** check whether we need -ldl to get dlopen()
1160 AC_CHECK_LIB(dl, dlopen,
1162 AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1167 dnl --------------------------------------------------
1168 dnl * Miscellaneous feature tests
1169 dnl --------------------------------------------------
1171 dnl ** can we get alloca?
1174 dnl ** Working vfork?
1177 dnl ** determine whether or not const works
1180 dnl ** are we big endian?
1182 FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
1184 dnl ** check for leading underscores in symbol names
1185 FP_LEADING_UNDERSCORE
1187 dnl ** check for ld, whether it has an -x option, and if it is GNU ld
1191 dnl ** check for Apple-style dead-stripping support
1192 dnl (.subsections-via-symbols assembler directive)
1195 AC_MSG_CHECKING(for .subsections_via_symbols)
1197 [AC_LANG_PROGRAM([], [__asm__ (".subsections_via_symbols");])],
1199 AC_DEFINE([HAVE_SUBSECTIONS_VIA_SYMBOLS],[1],
1200 [Define to 1 if Apple-style dead-stripping is supported.])
1202 [AC_MSG_RESULT(no)])
1204 dnl *** check for GNU non-executable stack note support (ELF only)
1205 dnl (.section .note.GNU-stack,"",@progbits)
1207 AC_MSG_CHECKING(for GNU non-executable stack support)
1209 [AC_LANG_PROGRAM([__asm__ (".section .note.GNU-stack,\"\",@progbits");], [0])],
1211 AC_DEFINE([HAVE_GNU_NONEXEC_STACK],[1],
1212 [Define to 1 if GNU non-executable stack notes are supported.])
1214 [AC_MSG_RESULT(no)])
1216 dnl ** check for librt
1217 AC_CHECK_LIB(rt, clock_gettime)
1218 AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)
1219 FP_CHECK_TIMER_CREATE
1221 dnl ** check for Apple's "interesting" long double compatibility scheme
1222 AC_MSG_CHECKING(for printf\$LDBLStub)
1223 AC_TRY_LINK_FUNC(printf\$LDBLStub,
1226 AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[1],
1227 [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1231 AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[0],
1232 [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1236 AC_PATH_PROGS([GTK_CONFIG], [pkg-config])
1237 if test -n "$GTK_CONFIG"; then
1238 if $GTK_CONFIG gtk+-2.0 --atleast-version=2.0; then
1239 GTK_CONFIG="$GTK_CONFIG gtk+-2.0"
1241 AC_MSG_WARN([GTK+ not usable, need at least version 2.0])
1245 AC_SUBST([GTK_CONFIG])
1248 AC_CHECK_LIB(papi, PAPI_library_init, HavePapiLib=YES, HavePapiLib=NO)
1249 AC_CHECK_HEADER([papi.h], [HavePapiHeader=YES], [HavePapiHeader=NO])
1250 AC_SUBST(HavePapiLib)
1251 AC_SUBST(HavePapiHeader)
1253 if test "$HavePapiLib" = "YES" -a "$HavePapiHeader" = "YES"; then
1260 AC_CONFIG_FILES([mk/config.mk ghc.spec docs/users_guide/ug-book.xml])
1261 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])