#include ../includes/MachRegs.h rather than just MachRegs.h
[ghc.git] / configure.ac
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)
4 dnl
5 #
6 # (c) The University of Glasgow 1994-2004
7 #
8 # Configure script template for GHC
9 #
10 # Process with 'autoreconf' to get a working configure script.
11 #
12 # For the generated configure script, do "./configure --help" to
13 # see what flags are available. (Better yet, read the documentation!)
14 #
15
16 AC_INIT([The Glorious Glasgow Haskell Compilation System], [6.9], [glasgow-haskell-bugs@haskell.org], [ghc])
17
18 # Set this to YES for a released version, otherwise NO
19 : ${RELEASE=NO}
20
21 # The primary version (e.g. 6.7, 6.6.1) is set in the AC_INIT line
22 # above.  If this is not a released version, then we will append the
23 # date to the version number (e.g. 6.7.20070204).  The date is
24 # constructed by finding the date of the most recent patch in the
25 # darcs repository.  If this is a source distribution (not a darcs
26 # checkout), then we ship a file 'VERSION' containing the full version
27 # when the source distribution was created.
28
29 if test ! -f mk/config.h.in; then
30    echo "mk/config.h.in doesn't exist: perhaps you haven't run 'sh boot'?"
31    exit 1
32 fi
33
34 AC_SUBST([CONFIGURE_ARGS], [$ac_configure_args])
35
36 FP_SETUP_PROJECT_VERSION
37
38 # Hmmm, we fix the RPM release number to 1 here... Is this convenient?
39 AC_SUBST([release], [1])
40
41 # First off, a distrib sanity check..
42 AC_CONFIG_SRCDIR([mk/config.mk.in])
43
44 dnl * We require autoconf version 2.52
45 dnl We need 2.50 due to the use of AC_SYS_LARGEFILE and AC_MSG_NOTICE.
46 dnl We need 2.52 due to the use of AS_TR_CPP and AS_TR_SH.
47 AC_PREREQ([2.52])
48
49 # -------------------------------------------------------------------------
50 # Prepare to generate the following header files
51 #
52 #
53 AC_CONFIG_HEADER(mk/config.h)
54
55 # No, semi-sadly, we don't do `--srcdir'...
56 if test x"$srcdir" != 'x.' ; then
57     echo "This configuration does not support the \`--srcdir' option.."
58     exit 1
59 fi
60
61 dnl--------------------------------------------------------------------
62 dnl * Deal with arguments telling us gmp is somewhere odd
63 dnl--------------------------------------------------------------------
64
65 FP_ARG_GMP
66
67 GMP_INCLUDE_DIRS=
68 GMP_LIB_DIRS=
69 if test "x$gmp_libraries" != "xNONE"; then
70   LDFLAGS="-L$gmp_libraries $LDFLAGS"
71   GMP_LIB_DIRS=$gmp_libraries
72 fi
73 if test "x$gmp_includes" != "xNONE"; then
74   CPPFLAGS="-I$gmp_includes $CPPFLAGS"
75   GMP_INCLUDE_DIRS=$gmp_includes
76 fi
77 AC_SUBST(GMP_INCLUDE_DIRS)
78 AC_SUBST(GMP_LIB_DIRS)
79
80 dnl--------------------------------------------------------------------
81 dnl * Choose host(/target/build) platform
82 dnl--------------------------------------------------------------------
83
84 dnl Guess host/target/build platform(s) if necessary.
85 AC_CANONICAL_TARGET
86
87 # "$host" defaults to "$target"
88 if test "x$host" = xNONE ; then
89     host=$target
90 fi
91
92 dnl ** canonicalize platform names
93 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
94 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
95 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
96
97 if test x"$TargetPlatform" != x"$HostPlatform" ; then
98     echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
99     exit 1
100 fi
101
102 exeext=''
103 soext='.so'
104 #
105 # The following will be more difficult when we *are* cross-compiling.
106 # Suitable names to slam in *_CPP are in platform.h.in.
107 # We also record the architecture, vendor, and operating system (OS)
108 # separately.
109 case $HostPlatform in
110 alpha*-dec-osf[[12]]*)
111         HostPlatform=alpha-dec-osf1   # canonicalise for our purposes
112         TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
113         BuildPlatform=alpha-dec-osf1  # hack
114         HostPlatform_CPP='alpha_dec_osf1'
115         HostArch_CPP='alpha'
116         HostVendor_CPP='dec'
117         HostOS_CPP='osf1'
118         ;;
119 alpha*-dec-osf[[345]]*)
120         HostPlatform=alpha-dec-osf3   # canonicalise for our purposes
121         TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
122         BuildPlatform=alpha-dec-osf3  # hack
123         HostPlatform_CPP='alpha_dec_osf3'
124         HostArch_CPP='alpha'
125         HostVendor_CPP='dec'
126         HostOS_CPP='osf3'
127         ;;
128 alpha*-unknown-linux*)
129         HostPlatform=alpha-unknown-linux
130         TargetPlatform=alpha-unknown-linux
131         BuildPlatform=alpha-unknown-linux
132         HostPlatform_CPP='alpha_unknown_linux'
133         HostArch_CPP='alpha'
134         HostVendor_CPP='unknown'
135         HostOS_CPP='linux'
136         ;;
137 alpha*-unknown-freebsd*)
138         HostPlatform=alpha-unknown-freebsd
139         TargetPlatform=alpha-unknown-freebsd
140         BuildPlatform=alpha-unknown-freebsd
141         HostPlatform_CPP='alpha_unknown_freebsd'
142         HostArch_CPP='alpha'
143         HostVendor_CPP='unknown'
144         HostOS_CPP='freebsd'
145         ;;
146 alpha*-unknown-openbsd*)
147         HostPlatform=alpha-unknown-openbsd
148         TargetPlatform=alpha-unknown-openbsd
149         BuildPlatform=alpha-unknown-openbsd
150         HostPlatform_CPP='alpha_unknown_openbsd'
151         HostArch_CPP='alpha'
152         HostVendor_CPP='unknown'
153         HostOS_CPP='openbsd'
154         ;;
155 amd64-*-openbsd*|x86_64-*-openbsd*)
156         HostPlatform=x86_64-unknown-openbsd
157         TargetPlatform=x86_64-unknown-openbsd
158         BuildPlatform=x86_64-unknown-openbsd
159         HostPlatform_CPP='x86_64_unknown_openbsd'
160         HostArch_CPP='x86_64'
161         HostVendor_CPP='unknown'
162         HostOS_CPP='openbsd'
163         ;;
164 amd64-*-freebsd*|x86_64-*-freebsd*)
165         HostPlatform=x86_64-unknown-freebsd
166         TargetPlatform=x86_64-unknown-freebsd
167         BuildPlatform=x86_64-unknown-freebsd
168         HostPlatform_CPP='x86_64_unknown_freebsd'
169         HostArch_CPP='x86_64'
170         HostVendor_CPP='unknown'
171         HostOS_CPP='freebsd'
172         ;;
173 arm*-linux*)
174         HostPlatform=arm-unknown-linux # hack again
175         TargetPlatform=arm-unknown-linux
176         BuildPlatform=arm-unknown-linux
177         HostPlatform_CPP='arm_unknown_linux'
178         HostArch_CPP='arm'
179         HostVendor_CPP='unknown'
180         HostOS_CPP='linux'
181         ;;
182 arm*-openbsd*)
183         HostPlatform=arm-unknown-openbsd
184         TargetPlatform=arm-unknown-openbsd
185         BuildPlatform=arm-unknown-openbsd
186         HostPlatform_CPP='arm_unknown_openbsd'
187         HostArch_CPP='arm'
188         HostVendor_CPP='unknown'
189         HostOS_CPP='openbsd'
190         ;;
191 hppa*-*-linux*)
192         HostPlatform=hppa-unknown-linux # hack again
193         TargetPlatform=hppa-unknown-linux
194         BuildPlatform=hppa-unknown-linux
195         HostPlatform_CPP='hppa_unknown_linux'
196         HostArch_CPP='hppa'
197         HostVendor_CPP='unknown'
198         HostOS_CPP='linux'
199         ;;
200 hppa*-*-openbsd*)
201         HostPlatform=hppa-unknown-openbsd # hack again
202         TargetPlatform=hppa-unknown-openbsd
203         BuildPlatform=hppa-unknown-openbsd
204         HostPlatform_CPP='hppa_unknown_openbsd'
205         HostArch_CPP='hppa'
206         HostVendor_CPP='unknown'
207         HostOS_CPP='openbsd'
208         ;;
209 hppa1.1-hp-hpux*)
210         HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
211         TargetPlatform=hppa1.1-hp-hpux
212         BuildPlatform=hppa1.1-hp-hpux
213         HostPlatform_CPP='hppa1_1_hp_hpux'
214         HostArch_CPP='hppa1_1'
215         HostVendor_CPP='hp'
216         HostOS_CPP='hpux'
217         ;;
218 i[[3456]]86-*-linuxaout*)
219         HostPlatform=i386-unknown-linuxaout   # hack again
220         TargetPlatform=i386-unknown-linuxaout
221         BuildPlatform=i386-unknown-linuxaout
222         HostPlatform_CPP='i386_unknown_linuxaout'
223         HostArch_CPP='i386'
224         HostVendor_CPP='unknown'
225         HostOS_CPP='linuxaout'
226         ;;
227 i[[3456]]86-*-linux*)
228         HostPlatform=i386-unknown-linux # hack again
229         TargetPlatform=i386-unknown-linux
230         BuildPlatform=i386-unknown-linux
231         HostPlatform_CPP='i386_unknown_linux'
232         HostArch_CPP='i386'
233         HostVendor_CPP='unknown'
234         HostOS_CPP='linux'
235         ;;
236 i[[3456]]86-*-kfreebsd*-gnu)
237         HostPlatform=i386-unknown-kfreebsdgnu # hack again
238         TargetPlatform=i386-unknown-kfreebsdgnu
239         BuildPlatform=i386-unknown-kfreebsdgnu
240         HostPlatform_CPP='i386_unknown_kfreebsdgnu'
241         HostArch_CPP='i386'
242         HostVendor_CPP='unknown'
243         HostOS_CPP='kfreebsdgnu'
244         ;;
245 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
246         HostPlatform=i386-unknown-freebsd # hack again
247         TargetPlatform=i386-unknown-freebsd
248         BuildPlatform=i386-unknown-freebsd
249         HostPlatform_CPP='i386_unknown_freebsd'
250         HostArch_CPP='i386'
251         HostVendor_CPP='unknown'
252         HostOS_CPP='freebsd'
253         ;;
254 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
255         HostPlatform=i386-unknown-freebsd2 # hack again
256         TargetPlatform=i386-unknown-freebsd2
257         BuildPlatform=i386-unknown-freebsd2
258         HostPlatform_CPP='i386_unknown_freebsd2'
259         HostArch_CPP='i386'
260         HostVendor_CPP='unknown'
261         HostOS_CPP='freebsd2'
262         ;;
263 i[[3456]]86-*-netbsd*)
264         HostPlatform=i386-unknown-netbsd # hack again
265         TargetPlatform=i386-unknown-netbsd
266         BuildPlatform=i386-unknown-netbsd
267         HostPlatform_CPP='i386_unknown_netbsd'
268         HostArch_CPP='i386'
269         HostVendor_CPP='unknown'
270         HostOS_CPP='netbsd'
271         ;;
272 i[[3456]]86-*-openbsd*)
273         HostPlatform=i386-unknown-openbsd # hack again
274         TargetPlatform=i386-unknown-openbsd
275         BuildPlatform=i386-unknown-openbsd
276         HostPlatform_CPP='i386_unknown_openbsd'
277         HostArch_CPP='i386'
278         HostVendor_CPP='unknown'
279         HostOS_CPP='openbsd'
280         ;;
281 i[[3456]]86-*-solaris2*)
282         HostPlatform=i386-unknown-solaris2 # hack again
283         TargetPlatform=i386-unknown-solaris2
284         BuildPlatform=i386-unknown-solaris2
285         HostPlatform_CPP='i386_unknown_solaris2'
286         HostArch_CPP='i386'
287         HostVendor_CPP='unknown'
288         HostOS_CPP='solaris2'
289         ;;
290 i[[3456]]86-*-cygwin*)
291         HostPlatform=i386-unknown-cygwin32 # hack again
292         TargetPlatform=i386-unknown-cygwin32
293         BuildPlatform=i386-unknown-cygwin32
294         HostPlatform_CPP='i386_unknown_cygwin32'
295         HostArch_CPP='i386'
296         HostVendor_CPP='unknown'
297         HostOS_CPP='cygwin32'
298         exeext='.exe'
299         soext='.dll'
300         ;;
301 i[[3456]]86-*-mingw32*)
302         HostPlatform=i386-unknown-mingw32 # hack again
303         TargetPlatform=i386-unknown-mingw32
304         BuildPlatform=i386-unknown-mingw32
305         HostPlatform_CPP='i386_unknown_mingw32'
306         HostArch_CPP='i386'
307         HostVendor_CPP='unknown'
308         HostOS_CPP='mingw32'
309         exeext='.exe'
310         soext='.dll'
311         ;;
312 i[[3456]]86-apple-darwin*)
313         HostPlatform=i386-apple-darwin
314         TargetPlatform=i386-apple-darwin #hack
315         BuildPlatform=i386-apple-darwin #hack
316         HostPlatform_CPP='i386_apple_darwin'
317         HostArch_CPP='i386'
318         HostVendor_CPP='apple'
319         HostOS_CPP='darwin'
320         soext='.dylib'
321         ;;
322 i[[3456]]86-*-gnu*)
323         HostPlatform=i386-unknown-gnu
324         TargetPlatform=i386-unknown-gnu
325         BuildPlatform=i386-unknown-gnu
326         HostPlatform_CPP=i386_unknown_gnu
327         HostArch_CPP=i386
328         HostVendor_CPP=unknown
329         HostOS_CPP=gnu
330         ;;
331 ia64-*-linux*)
332         HostPlatform=ia64-unknown-linux # hack again
333         TargetPlatform=ia64-unknown-linux
334         BuildPlatform=ia64-unknown-linux
335         HostPlatform_CPP='ia64_unknown_linux'
336         HostArch_CPP='ia64'
337         HostVendor_CPP='unknown'
338         HostOS_CPP='linux'
339         ;;
340 x86_64-*-linux*)
341         HostPlatform=x86_64-unknown-linux
342         TargetPlatform=x86_64-unknown-linux
343         BuildPlatform=x86_64-unknown-linux
344         HostPlatform_CPP='x86_64_unknown_linux'
345         HostArch_CPP='x86_64'
346         HostVendor_CPP='unknown'
347         HostOS_CPP='linux'
348         ;;
349 x86_64-apple-darwin*)
350         HostPlatform=x86_64-apple-darwin
351         TargetPlatform=x86_64-apple-darwin
352         BuildPlatform=x86_64-apple-darwin
353         HostPlatform_CPP='x86_64_apple_darwin'
354         HostArch_CPP='x86_64'
355         HostVendor_CPP='apple'
356         HostOS_CPP='darwin'
357         soext='.dylib'
358         ;;
359 m68k-*-linux*)
360         HostPlatform=m68k-unknown-linux # hack again
361         TargetPlatform=m68k-unknown-linux
362         BuildPlatform=m68k-unknown-linux
363         HostPlatform_CPP='m68k_unknown_linux'
364         HostArch_CPP='m68k'
365         HostVendor_CPP='unknown'
366         HostOS_CPP='linux'
367         ;;
368 m68k-next-nextstep2)
369         HostPlatform_CPP='m68k_next_nextstep2'
370         HostArch_CPP='m68k'
371         HostVendor_CPP='next'
372         HostOS_CPP='nextstep2'
373         ;;
374 m68k-next-nextstep3)
375         HostPlatform_CPP='m68k_next_nextstep3'
376         HostArch_CPP='m68k'
377         HostVendor_CPP='next'
378         HostOS_CPP='nextstep3'
379         ;;
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'
385         HostArch_CPP='i386'
386         HostVendor_CPP='next'
387         HostOS_CPP='nextstep3'
388         ;;
389 m68k-*-openbsd*)
390         HostPlatform=m68k-unknown-openbsd
391         TargetPlatform=m68k-unknown-openbsd
392         BuildPlatform=m68k-unknown-openbsd
393         HostPlatform_CPP='m68k_unknown_openbsd'
394         HostArch_CPP='m68k'
395         HostVendor_CPP='unknown'
396         HostOS_CPP='openbsd'
397         ;;
398 m68k-*-netbsd*)
399         HostPlatform=m68k-unknown-netbsd
400         TargetPlatform=m68k-unknown-netbsd
401         BuildPlatform=m68k-unknown-netbsd
402         HostPlatform_CPP='m68k_unknown_netbsd'
403         HostArch_CPP='m68k'
404         HostVendor_CPP='unknown'
405         HostOS_CPP='netbsd'
406         ;;
407 m68k-sun-sunos4*)
408         HostPlatform=m68k-sun-sunos4
409         TargetPlatform=m68k-sun-sunos4 #hack
410         BuildPlatform=m68k-sun-sunos4 #hack
411         HostPlatform_CPP='m68k_sun_sunos4'
412         HostArch_CPP='m68k'
413         HostVendor_CPP='sun'
414         HostOS_CPP='sunos4'
415         ;;
416 m88k-*-openbsd*)
417         HostPlatform=m88k-unknown-openbsd
418         TargetPlatform=m88k-unknown-openbsd
419         BuildPlatform=m88k-unknown-openbsd
420         HostPlatform_CPP='m88k_unknown_openbsd'
421         HostArch_CPP='m88k'
422         HostVendor_CPP='unknown'
423         HostOS_CPP='openbsd'
424         ;;
425 mips-*-linux*)
426         HostPlatform=mips-unknown-linux # hack again
427         TargetPlatform=mips-unknown-linux
428         BuildPlatform=mips-unknown-linux
429         HostPlatform_CPP='mips_unknown_linux'
430         HostArch_CPP='mips'
431         HostVendor_CPP='unknown'
432         HostOS_CPP='linux'
433         ;;
434 mipsel-*-linux*)
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'
441         HostOS_CPP='linux'
442         ;;
443 mips-dec-ultrix*)
444         HostPlatform_CPP='mips_dec_ultrix'
445         HostArch_CPP='mipsel'   # NB a little different
446         HostVendor_CPP='dec'
447         HostOS_CPP='ultrix'
448         ;;
449 mips-sgi-irix*)
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
455         HostVendor_CPP='sgi'
456         HostOS_CPP='irix'
457         ;;
458 rs6000-ibm-aix*)
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'
464         HostVendor_CPP='ibm'
465         HostOS_CPP='aix'
466         ;;
467 powerpc-ibm-aix*)
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'
473         HostVendor_CPP='ibm'
474         HostOS_CPP='aix'
475         ;;
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'
483         HostOS_CPP='darwin'
484         soext='.dylib'
485         ;;
486 powerpc-unknown-linux*)
487         HostPlatform=powerpc-unknown-linux
488         TargetPlatform=powerpc-unknown-linux
489         BuildPlatform=powerpc-unknown-linux
490         HostPlatform_CPP='powerpc_unknown_linux'
491         HostArch_CPP='powerpc'
492         HostVendor_CPP='unknown'
493         HostOS_CPP='linux'
494         ;;
495 powerpc-unknown-openbsd*)
496         HostPlatform=powerpc-unknown-openbsd
497         TargetPlatform=powerpc-unknown-openbsd
498         BuildPlatform=powerpc-unknown-openbsd
499         HostPlatform_CPP='powerpc_unknown_openbsd'
500         HostArch_CPP='powerpc'
501         HostVendor_CPP='unknown'
502         HostOS_CPP='openbsd'
503         ;;
504 powerpc64-unknown-linux*)
505         HostPlatform=powerpc64-unknown-linux
506         TargetPlatform=powerpc64-unknown-linux
507         BuildPlatform=powerpc64-unknown-linux
508         HostPlatform_CPP='powerpc64_unknown_linux'
509         HostArch_CPP='powerpc64'
510         HostVendor_CPP='unknown'
511         HostOS_CPP='linux'
512         ;;
513
514 s390-ibm-linux*)
515        HostPlatform=s390-ibm-linux
516        TargetPlatform=s390-ibm-linux #hack
517        BuildPlatform=s390-ibm-linux #hack
518         HostPlatform_CPP='s390_ibm_linux'
519         HostArch_CPP='s390'
520         HostVendor_CPP='ibm'
521         HostOS_CPP='linux'
522         ;;
523 sparc-sun-sunos4*)
524         HostPlatform=sparc-sun-sunos4
525         TargetPlatform=sparc-sun-sunos4 #hack
526         BuildPlatform=sparc-sun-sunos4 #hack
527         HostPlatform_CPP='sparc_sun_sunos4'
528         HostArch_CPP='sparc'
529         HostVendor_CPP='sun'
530         HostOS_CPP='sunos4'
531         ;;
532 sparc-sun-solaris2*)
533         HostPlatform=sparc-sun-solaris2
534         TargetPlatform=sparc-sun-solaris2 #hack
535         BuildPlatform=sparc-sun-solaris2 #hack
536         HostPlatform_CPP='sparc_sun_solaris2'
537         HostArch_CPP='sparc'
538         HostVendor_CPP='sun'
539         HostOS_CPP='solaris2'
540         ;;
541 sparc*-linux*)
542         HostPlatform=sparc-unknown-linux
543         TargetPlatform=sparc-unknown-linux
544         BuildPlatform=sparc-unknown-linux
545         HostPlatform_CPP='sparc_unknown_linux'
546         HostArch_CPP='sparc'
547         HostVendor_CPP='unknown'
548         HostOS_CPP='linux'
549         ;;
550 sparc-*-openbsd*)
551         HostPlatform=sparc-unknown-openbsd
552         TargetPlatform=sparc-unknown-openbsd
553         BuildPlatform=sparc-unknown-openbsd
554         HostPlatform_CPP='sparc_unknown_openbsd'
555         HostArch_CPP='sparc'
556         HostVendor_CPP='unknown'
557         HostOS_CPP='openbsd'
558         ;;
559 sparc64-*-openbsd*)
560         HostPlatform=sparc64-unknown-openbsd
561         TargetPlatform=sparc64-unknown-openbsd
562         BuildPlatform=sparc64-unknown-openbsd
563         HostPlatform_CPP='sparc64_unknown_openbsd'
564         HostArch_CPP='sparc64'
565         HostVendor_CPP='unknown'
566         HostOS_CPP='openbsd'
567         ;;
568 vax-*-openbsd*)
569         HostPlatform=vax-unknown-openbsd
570         TargetPlatform=vax-unknown-openbsd
571         BuildPlatform=vax-unknown-openbsd
572         HostPlatform_CPP='vax_unknown_openbsd'
573         HostArch_CPP='vax'
574         HostVendor_CPP='unknown'
575         HostOS_CPP='openbsd'
576         ;;
577 *)
578         echo "Unrecognised platform: $HostPlatform"
579         exit 1
580         ;;
581 esac
582 echo "Canonicalised to: $HostPlatform"
583 test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
584 test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
585
586 BuildPlatform_CPP=$HostPlatform_CPP
587 TargetPlatform_CPP=$HostPlatform_CPP
588 BuildArch_CPP=$HostArch_CPP
589 TargetArch_CPP=$HostArch_CPP
590 BuildOS_CPP=$HostOS_CPP
591 HostOS_Full=$host_os
592 TargetOS_CPP=$HostOS_CPP
593 BuildVendor_CPP=$HostVendor_CPP
594 TargetVendor_CPP=$HostVendor_CPP
595
596 AC_SUBST(BuildPlatform)
597 AC_SUBST(HostPlatform)
598 AC_SUBST(TargetPlatform)
599 AC_SUBST(HostPlatform_CPP)
600 AC_SUBST(BuildPlatform_CPP)
601 AC_SUBST(TargetPlatform_CPP)
602
603 AC_SUBST(HostArch_CPP)
604 AC_SUBST(BuildArch_CPP)
605 AC_SUBST(TargetArch_CPP)
606
607 AC_SUBST(HostOS_CPP)
608 AC_SUBST(HostOS_Full)
609 AC_SUBST(BuildOS_CPP)
610 AC_SUBST(TargetOS_CPP)
611
612 AC_SUBST(HostVendor_CPP)
613 AC_SUBST(BuildVendor_CPP)
614 AC_SUBST(TargetVendor_CPP)
615
616 AC_SUBST(exeext)
617 AC_SUBST(soext)
618
619 dnl --------------------------------------------------------------
620 dnl * Project specific configuration options
621 dnl --------------------------------------------------------------
622 dnl What follows is a bunch of options that can either be configured
623 dnl through command line options to the configure script or by
624 dnl supplying defns in the build tree's mk/build.mk. Having the option to
625 dnl use either is considered a Feature.
626
627 dnl ** What command to use to compile compiler sources ?
628 dnl --------------------------------------------------------------
629
630 AC_ARG_WITH([ghc],
631 [AC_HELP_STRING([--with-ghc=ARG],
632   [Use ARG as the path to GHC  [default=autodetect]])],
633   [WithGhc="$withval"],
634   [if test "$GHC" = ""; then
635     AC_PATH_PROG([GHC], [ghc])
636   fi
637   WithGhc="$GHC"])
638 AC_SUBST([WithGhc])
639
640 AC_ARG_WITH(hc,
641 [AC_HELP_STRING([--with-hc=ARG],
642         [Use ARG as the path to the compiler for compiling ordinary
643          Haskell code  (default= value of --with-ghc)])],
644 [WithHc="$withval"],
645 [WithHc=$WithGhc]
646 )
647 AC_SUBST(WithHc)
648
649 if test "$WithGhc" != ""; then
650   FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
651   AC_SUBST(GhcVersion)dnl
652   AC_SUBST(GhcMajVersion)dnl
653   AC_SUBST(GhcMinVersion)dnl
654   AC_SUBST(GhcPatchLevel)dnl
655   GhcMinVersion2=`echo "$GhcMinVersion" | sed 's/^\\(.\\)$/0\\1/'`
656   GhcCanonVersion="$GhcMajVersion$GhcMinVersion2"
657   if test $GhcCanonVersion -ge 601; then ghc_ge_601=YES; else ghc_ge_601=NO; fi
658   if test $GhcCanonVersion -ge 602; then ghc_ge_602=YES; else ghc_ge_602=NO; fi
659   if test $GhcCanonVersion -ge 603; then ghc_ge_603=YES; else ghc_ge_603=NO; fi
660   if test $GhcCanonVersion -ge 605; then ghc_ge_605=YES; else ghc_ge_605=NO; fi
661   if test $GhcCanonVersion -ge 607; then ghc_ge_607=YES; else ghc_ge_607=NO; fi
662   AC_SUBST(ghc_ge_601)dnl
663   AC_SUBST(ghc_ge_602)dnl
664   AC_SUBST(ghc_ge_603)dnl
665   AC_SUBST(ghc_ge_605)dnl
666   AC_SUBST(ghc_ge_607)dnl
667 fi
668
669 # Check whether this GHC has readline installed
670 FP_GHC_HAS_READLINE
671
672 AC_PATH_PROGS(NHC,nhc nhc98)
673 AC_PATH_PROG(HBC,hbc)
674
675 dnl ** Which gcc to use?
676 dnl --------------------------------------------------------------
677 AC_ARG_WITH(gcc,
678 [AC_HELP_STRING([--with-gcc=ARG],
679         [Use ARG as the path to GCC  [default=autodetect]])],
680 [WhatGccIsCalled="$withval"
681  if test "x$HostPlatform" = "xi386-unknown-mingw32"
682     then
683        if test "${OSTYPE}" != "msys"
684          then
685          # Canonicalise to <drive>:/path/to/gcc
686          withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
687        fi
688  fi;
689  CC="$withval"
690  export CC
691  ],
692 [WhatGccIsCalled="gcc"]
693 )
694 AC_SUBST(WhatGccIsCalled)
695
696 dnl ** Which ld to use?
697 dnl --------------------------------------------------------------
698 AC_ARG_WITH(ld,
699 [AC_HELP_STRING([--with-ld=ARG],
700         [Use ARG as the path to LD  [default=autodetect]])],
701 [if test "x$HostPlatform" = "xi386-unknown-mingw32"
702     then
703        if test "${OSTYPE}" != "msys"
704          then
705          # Canonicalise to <drive>:/path/to/ld
706          withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
707        fi
708  fi;
709  LD=$withval
710  FP_PROG_LD([$LD])
711  ],
712  [FP_PROG_LD()]
713 )
714
715 dnl ** Booting from .hc files?
716 dnl --------------------------------------------------------------
717 AC_ARG_ENABLE(hc-boot,
718 [AC_HELP_STRING([--enable-hc-boot],
719 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
720  (This option is mostly of interest to porters.) [default=no]])],
721 [ if test x"$enableval" = x"yes"; then
722         BootingFromHc=YES
723   else
724         BootingFromHc=NO
725   fi
726 ],
727 [BootingFromHc=NO]
728 )
729 AC_SUBST(BootingFromHc)
730
731 dnl ** Booting from unregisterised .hc files?
732 dnl --------------------------------------------------------------
733 AC_ARG_ENABLE(hc-boot-unregisterised,
734 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
735 [ With --enable-hc-boot, treat the intermediate .hc files as
736  unregisterised rather than registerised code.
737  (This option is mostly of interest to porters.) [default=no]])],
738 [ if test x"$enableval" = x"yes"; then
739         BootingFromUnregisterisedHc=YES
740   else
741         BootingFromUnregisterisedHc=NO
742   fi
743 ],
744 [BootingFromUnregisterisedHc=NO]
745 )
746 AC_SUBST(BootingFromUnregisterisedHc)
747
748 if test "$BootingFromHc" = "NO"; then
749 if test "$BootingFromUnregisterisedHc" = "YES"; then
750 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
751 fi;
752 fi;
753
754 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
755 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/compiler"; then
756 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
757 fi;
758
759 # This uses GHC, so put it after the "GHC is required" check above:
760 FP_FIND_ROOT
761
762 dnl ** Enable the construction of Win32 DLLs?
763 dnl --------------------------------------------------------------
764 dnl
765 dnl [ The ability to build the RTS and libraries as separate DLLs used
766 dnl   to be supported, but isn't currently (updates to the RTS, compiler
767 dnl   and build system would be required to bring it back again.)
768 dnl   Hence, exposing it as an option is false advertisement, so better
769 dnl   disable it to avoid confusion (but leave it commented-out rather
770 dnl   than removed in order to remind ourselves to bring back the
771 dnl   feature at some stage.) ]
772 dnl
773 dnl AC_ARG_ENABLE(win32-dlls,
774 dnl [  --enable-win32-dlls
775 dnl         If on a Win32 platform running mingw32/cygwin, enable the
776 dnl         construction of DLLs containing ghc-compiled code.
777 dnl ],
778 dnl [
779 dnl case $HostOS_CPP in
780 dnl cygwin32) ;;
781 dnl mingw32)  ;;
782 dnl *)    echo "Unrecognised win32 platform: $HostPlatform"
783 dnl       exit 1
784 dnl       ;;
785 dnl esac
786 dnl EnableWin32DLLs=YES
787 dnl ],
788 dnl [EnableWin32DLLs=NO]
789 dnl )
790 dnl AC_SUBST(EnableWin32DLLs)
791 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
792 dnl  AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
793 dnl fi
794
795 dnl ** Enable the building of the ObjectIO?
796 dnl --------------------------------------------------------------
797 AC_ARG_ENABLE(objectio,
798 [AC_HELP_STRING([--enable-objectio],
799 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
800 [ if test x"$enableval" = x"yes"; then
801         GhcLibsWithObjectIO=YES
802   else
803         GhcLibsWithObjectIO=NO
804   fi
805 ],
806 [GhcLibsWithObjectIO=NO]
807 )
808 AC_SUBST(GhcLibsWithObjectIO)
809
810 dnl ** .NET interop support?
811 dnl --------------------------------------------------------------
812 AC_ARG_ENABLE(dotnet,
813 [AC_HELP_STRING([--enable-dotnet],
814 [Build .NET interop layer. [default=no]])],
815 [ if test x"$enableval" = x"yes"; then
816         DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
817   else
818         DotnetSupport=NO
819   fi],
820 [DotnetSupport=NO]
821 )
822 AC_SUBST(DotnetSupport)
823
824 dnl --------------------------------------------------------------
825 dnl End of configure script option section
826 dnl --------------------------------------------------------------
827
828
829 dnl --------------------------------------------------------------
830 dnl * General configuration checks
831 dnl --------------------------------------------------------------
832
833 dnl ** Can the unix package be built?
834 dnl --------------------------------------------------------------
835
836 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
837    GhcLibsWithUnix=NO
838 else
839    GhcLibsWithUnix=YES
840 fi
841 AC_SUBST([GhcLibsWithUnix])
842
843 dnl ** does #! work?
844 AC_SYS_INTERPRETER()
845
846 dnl ** look for `perl', but only in /bin on Windows
847 case $HostOS_CPP in
848 cygwin32|mingw32)
849       AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
850       if test -z "$PerlCmd"; then
851          echo "You must install the version of Perl shipped with GHC"
852          echo "(or a compatible one) in /bin."
853          exit 1
854       fi
855    ;;
856 *)
857    AC_PATH_PROG(PerlCmd,perl)
858    if test -z "$PerlCmd"; then
859       echo "You must install perl before you can continue"
860       echo "Perhaps it is already installed, but not in your PATH?"
861       exit 1
862    else
863    FPTOOLS_CHECK_PERL_VERSION
864    fi
865    ;;
866 esac
867
868 dnl ** does #! path/to/perl work? (sometimes it's too long...)
869 FPTOOLS_SHEBANG_PERL
870
871 dnl ** check for Python
872 AC_PATH_PROG(PythonCmd,python)
873
874 dnl ** look for GCC and find out which version
875 dnl     Figure out which C compiler to use.  Gcc is preferred.
876 dnl     If gcc, make sure it's at least 2.1
877 dnl
878 FP_HAVE_GCC
879 FP_MINGW_GCC
880 FP_GCC_EXTRA_FLAGS
881
882 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
883 AC_PROG_CPP
884
885 dnl ** Without optimization some INLINE trickery fails for GHCi
886 SRC_CC_OPTS="-O"
887
888 dnl ** Try to add -mno-cygwin to the C compiler options
889 FP_CHECK_FLAG([-mno-cygwin], [
890 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
891 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
892 AC_SUBST(SRC_CC_OPTS)
893
894 dnl ** figure out how to do context diffs
895 FP_PROG_CONTEXT_DIFF
896
897 dnl ** Find find command (for Win32's benefit)
898 FP_PROG_FIND
899
900 dnl ** Find sort command (for the benefit of Win32 environs)
901 FP_PROG_SORT
902
903 dnl Let's make sure install-sh is executable here.  If we got it from
904 dnl a darcs repo, it might not be (see bug #978).
905 chmod +x install-sh
906 dnl ** figure out how to do a BSD-ish install
907 AC_PROG_INSTALL
908
909 dnl If you can run configure, you certainly have /bin/sh
910 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
911
912 dnl ** how to invoke `ar' and `ranlib'
913 FP_PROG_AR_NEEDS_RANLIB
914 FP_PROG_AR_SUPPORTS_INPUT
915
916 dnl ** Check to see whether ln -s works
917 AC_PROG_LN_S
918
919
920 dnl ** Find the path to sed
921 AC_PATH_PROG(SedCmd,sed)
922
923
924 dnl ** check for time command
925 AC_PATH_PROG(TimeCmd,time)
926
927 dnl ** check for tar
928 dnl   if GNU tar is named gtar, look for it first.
929 AC_PATH_PROGS(TarCmd,gtar tar,tar)
930
931 AC_PATH_PROG(HSCOLOUR,HsColour)
932 # HsColour is passed to Cabal, so we need a native path
933 if test "x$HostPlatform" = "xi386-unknown-mingw32"
934     then
935        if test "${OSTYPE}" != "msys"
936          then
937          # Canonicalise to <drive>:/path/to/gcc
938          HSCOLOUR=`cygpath -w ${HSCOLOUR} | sed -e 's@\\\\@/@g' `
939        fi
940 fi
941
942 dnl ** check for DocBook toolchain
943 FP_CHECK_DOCBOOK_DTD
944 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/xml/docbook/xsl-stylesheets* /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl])
945 FP_PROG_FO_PROCESSOR
946
947 dnl ** check for ghc-pkg command
948 FP_PROG_GHC_PKG
949
950 AC_ARG_WITH(greencard,
951 [AC_HELP_STRING([--with-greencard=ARG],
952         [Use ARG as the path to greencard  [default=autodetct]])],
953 [
954 GreenCardCmd=$withval;
955 FPTOOLS_GREENCARD(3.00)
956 ]
957 )
958
959 dnl ** check for installed happy binary + version
960 dnl    (don't do it if we're booting from .hc files though.)
961 if test "$BootingFromHc" = "NO"; then
962 FPTOOLS_HAPPY
963 fi;
964
965 dnl ** check for installed haddock
966 FPTOOLS_HADDOCK
967
968 dnl ** check for installed alex binary + version
969 dnl    (don't do it if we're booting from .hc files though.)
970 if test "$BootingFromHc" = "NO"; then
971 FPTOOLS_ALEX
972 fi;
973
974 dnl --------------------------------------------------
975 dnl ### program checking section ends here ###
976 dnl --------------------------------------------------
977
978 dnl --------------------------------------------------
979 dnl * Platform header file and syscall feature tests
980 dnl ### checking the state of the local header files and syscalls ###
981
982 dnl ** check for full ANSI header (.h) files
983 AC_HEADER_STDC
984
985 dnl ** Enable large file support.  NB. do this before testing the type of
986 dnl    off_t, because it will affect the result of that test.
987 AC_SYS_LARGEFILE
988
989 dnl ** check for specific header (.h) files that we are interested in
990 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])
991
992 AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
993 AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
994
995 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
996   GhcLibsWithReadline=YES
997   AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
998 else
999   GhcLibsWithReadline=NO
1000   AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
1001 fi
1002 AC_SUBST(GhcLibsWithReadline)
1003
1004 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
1005 AC_HEADER_TIME
1006
1007 dnl ** do we have long longs?
1008 AC_CHECK_TYPES([long long])
1009
1010 dnl ** what are the sizes of various types
1011 AC_CHECK_SIZEOF(char,               1)
1012 AC_CHECK_SIZEOF(double,             8)
1013 AC_CHECK_SIZEOF(float,              4)
1014 AC_CHECK_SIZEOF(int,                4)
1015 AC_CHECK_SIZEOF(long,               4)
1016 if test "$ac_cv_type_long_long" = yes; then
1017 AC_CHECK_SIZEOF(long long,          8)
1018 fi
1019 AC_CHECK_SIZEOF(short,              2)
1020 AC_CHECK_SIZEOF(unsigned char,      1)
1021 AC_CHECK_SIZEOF(unsigned int,       4)
1022 AC_CHECK_SIZEOF(unsigned long,      4)
1023 if test "$ac_cv_type_long_long" = yes; then
1024 AC_CHECK_SIZEOF(unsigned long long, 8)
1025 fi
1026 AC_CHECK_SIZEOF(unsigned short,     2)
1027 AC_CHECK_SIZEOF(void *,             4)
1028
1029 dnl ** what are alignment constraints on various types
1030 FP_CHECK_ALIGNMENT(char)
1031 FP_CHECK_ALIGNMENT(double)
1032 FP_CHECK_ALIGNMENT(float)
1033 FP_CHECK_ALIGNMENT(int)
1034 FP_CHECK_ALIGNMENT(long)
1035 if test "$ac_cv_type_long_long" = yes; then
1036 FP_CHECK_ALIGNMENT(long long)
1037 fi
1038 FP_CHECK_ALIGNMENT(short)
1039 FP_CHECK_ALIGNMENT(unsigned char)
1040 FP_CHECK_ALIGNMENT(unsigned int)
1041 FP_CHECK_ALIGNMENT(unsigned long)
1042 if test "$ac_cv_type_long_long" = yes; then
1043 FP_CHECK_ALIGNMENT(unsigned long long)
1044 fi
1045 FP_CHECK_ALIGNMENT(unsigned short)
1046 FP_CHECK_ALIGNMENT(void *)
1047
1048 FP_CHECK_FUNC([WinExec],
1049   [@%:@include <windows.h>], [WinExec("",0)])
1050
1051 FP_CHECK_FUNC([GetModuleFileName],
1052   [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1053
1054 dnl ** check return type of signal handlers
1055 dnl Foo: assumes we can use prototypes.
1056 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1057 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1058 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1059 dnl #include <signal.h>
1060 dnl #ifdef signal
1061 dnl #undef signal
1062 dnl #endif
1063 dnl void (*signal (int, void (*)(int)))(int);
1064 dnl ]],
1065 dnl [[int i;]])],
1066 dnl [ac_cv_type_signal_handler=void_int],
1067 dnl [ac_cv_type_signal_handler=int_void])])
1068 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1069 dnl AC_DEFINE(VOID_INT_SIGNALS)
1070 dnl fi
1071
1072 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1073 AC_TYPE_SIGNAL
1074 if test "$ac_cv_type_signal" = void; then
1075   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).])
1076 fi
1077
1078 dnl ** check for more functions
1079 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1080 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times ctime_r])
1081 dnl ** On OS X 10.4 (at least), time.h doesn't declare ctime_r if
1082 dnl ** _POSIX_C_SOURCE is defined
1083 AC_CHECK_DECLS([ctime_r], , ,
1084 [#define _POSIX_SOURCE 1
1085 #define _POSIX_C_SOURCE 199506L
1086 #include <time.h>])
1087
1088 dnl ** For ghc/rts/gmp:
1089 AC_CHECK_FUNCS([getpagesize])
1090
1091 dnl ** check whether this machine has gmp3 installed
1092 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1093   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
1094     HaveLibGmp=NO; LibGmp=not-installed))
1095   if test $HaveLibGmp = YES; then
1096     AC_DEFINE([HAVE_LIB_GMP], [1], [Define to 1 if GMP library is installed.])
1097   fi;
1098 AC_SUBST(HaveLibGmp)
1099 AC_SUBST(LibGmp)
1100
1101 dnl ** (Mac OS X only: check for GMP.framework)
1102 HaveFrameworkGMP=NO
1103 case $HostPlatform in
1104 *-apple-darwin)
1105     AC_MSG_CHECKING([for GMP.framework])
1106     save_libs="$LIBS"
1107     LIBS="-framework GMP"
1108     AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkGMP=YES,)
1109     if test $HaveFrameworkGMP = YES; then
1110       AC_DEFINE([HAVE_FRAMEWORK_GMP], [1], [Define to 1 if GMP.framework is installed (Mac OS X only).])
1111     fi;
1112     LIBS="$save_libs"
1113     AC_MSG_RESULT([$HaveFrameworkGMP])
1114     ;;
1115 esac
1116 AC_SUBST(HaveFrameworkGMP)
1117
1118 dnl ** check for mingwex library
1119 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1120 AC_SUBST(HaveLibMingwEx)
1121
1122 if test $HaveLibMingwEx = YES ; then
1123   AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1124 fi
1125
1126 if test "$HaveLibGmp" = "NO"; then
1127 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1128 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1129 fi;
1130 fi;
1131
1132 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1133 dnl    the order of these tests matters: bfd needs liberty
1134 AC_CHECK_LIB(iberty, xmalloc)
1135 AC_CHECK_LIB(bfd,    bfd_init)
1136
1137 dnl ** check for math library
1138 AC_CHECK_FUNC(atan,[fp_libm_not_needed=yes;LIBM=],[fp_libm_not_needed=dunno])
1139 if test x"$fp_libm_not_needed" = xdunno; then
1140    AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"],[LIBM=])
1141 fi
1142 AC_SUBST([LIBM])
1143
1144 dnl ################################################################
1145 dnl Check for libraries
1146 dnl ################################################################
1147
1148 dnl ** check whether we need -ldl to get dlopen()
1149
1150 AC_CHECK_LIB(dl, dlopen,
1151     [HaveLibDL=YES
1152      AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1153      LIBS="$LIBS -ldl"],
1154     [HaveLibDL=NO])
1155 AC_SUBST(HaveLibDL)
1156
1157 dnl --------------------------------------------------
1158 dnl * Miscellaneous feature tests
1159 dnl --------------------------------------------------
1160
1161 dnl ** can we get alloca?
1162 AC_FUNC_ALLOCA
1163
1164 dnl ** Working vfork?
1165 AC_FUNC_FORK
1166
1167 dnl ** determine whether or not const works
1168 AC_C_CONST
1169
1170 dnl ** are we big endian?
1171 AC_C_BIGENDIAN
1172 FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
1173
1174 dnl ** check for leading underscores in symbol names
1175 FP_LEADING_UNDERSCORE
1176
1177 dnl ** check for ld, whether it has an -x option, and if it is GNU ld
1178 FP_PROG_LD_X
1179 FP_PROG_LD_IS_GNU
1180
1181 dnl ** check for Apple-style dead-stripping support
1182 dnl    (.subsections-via-symbols assembler directive)
1183
1184
1185 AC_MSG_CHECKING(for .subsections_via_symbols)
1186 AC_COMPILE_IFELSE(
1187     [AC_LANG_PROGRAM([], [__asm__ (".subsections_via_symbols");])],
1188     [AC_MSG_RESULT(yes)
1189      AC_DEFINE([HAVE_SUBSECTIONS_VIA_SYMBOLS],[1],
1190                [Define to 1 if Apple-style dead-stripping is supported.])
1191     ],
1192     [AC_MSG_RESULT(no)])
1193
1194 dnl *** check for GNU non-executable stack note support (ELF only)
1195 dnl     (.section .note.GNU-stack,"",@progbits)
1196
1197 AC_MSG_CHECKING(for GNU non-executable stack support)
1198 AC_COMPILE_IFELSE(
1199     [AC_LANG_PROGRAM([__asm__ (".section .note.GNU-stack,\"\",@progbits");], [0])],
1200     [AC_MSG_RESULT(yes)
1201      AC_DEFINE([HAVE_GNU_NONEXEC_STACK],[1],
1202                [Define to 1 if GNU non-executable stack notes are supported.])
1203     ],
1204     [AC_MSG_RESULT(no)])
1205
1206 dnl ** check for librt
1207 AC_CHECK_LIB(rt, clock_gettime)
1208 AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)
1209 FP_CHECK_TIMER_CREATE
1210
1211 dnl ** check for Apple's "interesting" long double compatibility scheme
1212 AC_MSG_CHECKING(for printf\$LDBLStub)
1213 AC_TRY_LINK_FUNC(printf\$LDBLStub,
1214     [
1215         AC_MSG_RESULT(yes)
1216         AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[1],
1217             [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1218     ],
1219     [
1220         AC_MSG_RESULT(no)
1221         AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[0],
1222             [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1223     ])
1224
1225 # test for GTK+
1226 AC_PATH_PROGS([GTK_CONFIG], [pkg-config])
1227 if test -n "$GTK_CONFIG"; then
1228   if $GTK_CONFIG gtk+-2.0 --atleast-version=2.0; then
1229     GTK_CONFIG="$GTK_CONFIG gtk+-2.0"
1230   else
1231     AC_MSG_WARN([GTK+ not usable, need at least version 2.0])
1232     GTK_CONFIG=
1233   fi
1234 fi
1235 AC_SUBST([GTK_CONFIG])
1236
1237 #Checking for PAPI
1238 AC_CHECK_LIB(papi, PAPI_library_init, HavePapiLib=YES, HavePapiLib=NO)
1239 AC_CHECK_HEADER([papi.h], [HavePapiHeader=YES], [HavePapiHeader=NO])
1240 AC_SUBST(HavePapiLib)
1241 AC_SUBST(HavePapiHeader)
1242
1243 if test "$HavePapiLib" = "YES" -a "$HavePapiHeader" = "YES"; then
1244    HavePapi=YES
1245 else
1246    HavePapi=NO
1247 fi
1248 AC_SUBST(HavePapi)
1249
1250 AC_CONFIG_FILES([mk/config.mk ghc.spec extra-gcc-opts docs/users_guide/ug-book.xml])
1251 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])
1252 AC_OUTPUT