Teach configure about amd64/NetBSD; fixes trac #2348
[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 amd64-*-netbsd*|x86_64-*-netbsd*)
174         HostPlatform=x86_64-unknown-netbsd
175         TargetPlatform=x86_64-unknown-netbsd
176         BuildPlatform=x86_64-unknown-netbsd
177         HostPlatform_CPP='x86_64_unknown_netbsd'
178         HostArch_CPP='x86_64'
179         HostVendor_CPP='unknown'
180         HostOS_CPP='netbsd'
181         ;;
182 arm*-linux*)
183         HostPlatform=arm-unknown-linux # hack again
184         TargetPlatform=arm-unknown-linux
185         BuildPlatform=arm-unknown-linux
186         HostPlatform_CPP='arm_unknown_linux'
187         HostArch_CPP='arm'
188         HostVendor_CPP='unknown'
189         HostOS_CPP='linux'
190         ;;
191 arm*-openbsd*)
192         HostPlatform=arm-unknown-openbsd
193         TargetPlatform=arm-unknown-openbsd
194         BuildPlatform=arm-unknown-openbsd
195         HostPlatform_CPP='arm_unknown_openbsd'
196         HostArch_CPP='arm'
197         HostVendor_CPP='unknown'
198         HostOS_CPP='openbsd'
199         ;;
200 hppa*-*-linux*)
201         HostPlatform=hppa-unknown-linux # hack again
202         TargetPlatform=hppa-unknown-linux
203         BuildPlatform=hppa-unknown-linux
204         HostPlatform_CPP='hppa_unknown_linux'
205         HostArch_CPP='hppa'
206         HostVendor_CPP='unknown'
207         HostOS_CPP='linux'
208         ;;
209 hppa*-*-openbsd*)
210         HostPlatform=hppa-unknown-openbsd # hack again
211         TargetPlatform=hppa-unknown-openbsd
212         BuildPlatform=hppa-unknown-openbsd
213         HostPlatform_CPP='hppa_unknown_openbsd'
214         HostArch_CPP='hppa'
215         HostVendor_CPP='unknown'
216         HostOS_CPP='openbsd'
217         ;;
218 hppa1.1-hp-hpux*)
219         HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
220         TargetPlatform=hppa1.1-hp-hpux
221         BuildPlatform=hppa1.1-hp-hpux
222         HostPlatform_CPP='hppa1_1_hp_hpux'
223         HostArch_CPP='hppa1_1'
224         HostVendor_CPP='hp'
225         HostOS_CPP='hpux'
226         ;;
227 i[[3456]]86-*-linuxaout*)
228         HostPlatform=i386-unknown-linuxaout   # hack again
229         TargetPlatform=i386-unknown-linuxaout
230         BuildPlatform=i386-unknown-linuxaout
231         HostPlatform_CPP='i386_unknown_linuxaout'
232         HostArch_CPP='i386'
233         HostVendor_CPP='unknown'
234         HostOS_CPP='linuxaout'
235         ;;
236 i[[3456]]86-*-linux*)
237         HostPlatform=i386-unknown-linux # hack again
238         TargetPlatform=i386-unknown-linux
239         BuildPlatform=i386-unknown-linux
240         HostPlatform_CPP='i386_unknown_linux'
241         HostArch_CPP='i386'
242         HostVendor_CPP='unknown'
243         HostOS_CPP='linux'
244         ;;
245 i[[3456]]86-*-kfreebsd*-gnu)
246         HostPlatform=i386-unknown-kfreebsdgnu # hack again
247         TargetPlatform=i386-unknown-kfreebsdgnu
248         BuildPlatform=i386-unknown-kfreebsdgnu
249         HostPlatform_CPP='i386_unknown_kfreebsdgnu'
250         HostArch_CPP='i386'
251         HostVendor_CPP='unknown'
252         HostOS_CPP='kfreebsdgnu'
253         ;;
254 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
255         HostPlatform=i386-unknown-freebsd # hack again
256         TargetPlatform=i386-unknown-freebsd
257         BuildPlatform=i386-unknown-freebsd
258         HostPlatform_CPP='i386_unknown_freebsd'
259         HostArch_CPP='i386'
260         HostVendor_CPP='unknown'
261         HostOS_CPP='freebsd'
262         ;;
263 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
264         HostPlatform=i386-unknown-freebsd2 # hack again
265         TargetPlatform=i386-unknown-freebsd2
266         BuildPlatform=i386-unknown-freebsd2
267         HostPlatform_CPP='i386_unknown_freebsd2'
268         HostArch_CPP='i386'
269         HostVendor_CPP='unknown'
270         HostOS_CPP='freebsd2'
271         ;;
272 i[[3456]]86-*-netbsd*)
273         HostPlatform=i386-unknown-netbsd # hack again
274         TargetPlatform=i386-unknown-netbsd
275         BuildPlatform=i386-unknown-netbsd
276         HostPlatform_CPP='i386_unknown_netbsd'
277         HostArch_CPP='i386'
278         HostVendor_CPP='unknown'
279         HostOS_CPP='netbsd'
280         ;;
281 i[[3456]]86-*-openbsd*)
282         HostPlatform=i386-unknown-openbsd # hack again
283         TargetPlatform=i386-unknown-openbsd
284         BuildPlatform=i386-unknown-openbsd
285         HostPlatform_CPP='i386_unknown_openbsd'
286         HostArch_CPP='i386'
287         HostVendor_CPP='unknown'
288         HostOS_CPP='openbsd'
289         ;;
290 i[[3456]]86-*-solaris2*)
291         HostPlatform=i386-unknown-solaris2 # hack again
292         TargetPlatform=i386-unknown-solaris2
293         BuildPlatform=i386-unknown-solaris2
294         HostPlatform_CPP='i386_unknown_solaris2'
295         HostArch_CPP='i386'
296         HostVendor_CPP='unknown'
297         HostOS_CPP='solaris2'
298         ;;
299 i[[3456]]86-*-cygwin*)
300         HostPlatform=i386-unknown-cygwin32 # hack again
301         TargetPlatform=i386-unknown-cygwin32
302         BuildPlatform=i386-unknown-cygwin32
303         HostPlatform_CPP='i386_unknown_cygwin32'
304         HostArch_CPP='i386'
305         HostVendor_CPP='unknown'
306         HostOS_CPP='cygwin32'
307         exeext='.exe'
308         soext='.dll'
309         ;;
310 i[[3456]]86-*-mingw32*)
311         HostPlatform=i386-unknown-mingw32 # hack again
312         TargetPlatform=i386-unknown-mingw32
313         BuildPlatform=i386-unknown-mingw32
314         HostPlatform_CPP='i386_unknown_mingw32'
315         HostArch_CPP='i386'
316         HostVendor_CPP='unknown'
317         HostOS_CPP='mingw32'
318         exeext='.exe'
319         soext='.dll'
320         ;;
321 i[[3456]]86-apple-darwin*)
322         HostPlatform=i386-apple-darwin
323         TargetPlatform=i386-apple-darwin #hack
324         BuildPlatform=i386-apple-darwin #hack
325         HostPlatform_CPP='i386_apple_darwin'
326         HostArch_CPP='i386'
327         HostVendor_CPP='apple'
328         HostOS_CPP='darwin'
329         soext='.dylib'
330         ;;
331 i[[3456]]86-*-gnu*)
332         HostPlatform=i386-unknown-gnu
333         TargetPlatform=i386-unknown-gnu
334         BuildPlatform=i386-unknown-gnu
335         HostPlatform_CPP=i386_unknown_gnu
336         HostArch_CPP=i386
337         HostVendor_CPP=unknown
338         HostOS_CPP=gnu
339         ;;
340 ia64-*-linux*)
341         HostPlatform=ia64-unknown-linux # hack again
342         TargetPlatform=ia64-unknown-linux
343         BuildPlatform=ia64-unknown-linux
344         HostPlatform_CPP='ia64_unknown_linux'
345         HostArch_CPP='ia64'
346         HostVendor_CPP='unknown'
347         HostOS_CPP='linux'
348         ;;
349 x86_64-*-linux*)
350         HostPlatform=x86_64-unknown-linux
351         TargetPlatform=x86_64-unknown-linux
352         BuildPlatform=x86_64-unknown-linux
353         HostPlatform_CPP='x86_64_unknown_linux'
354         HostArch_CPP='x86_64'
355         HostVendor_CPP='unknown'
356         HostOS_CPP='linux'
357         ;;
358 x86_64-apple-darwin*)
359         HostPlatform=x86_64-apple-darwin
360         TargetPlatform=x86_64-apple-darwin
361         BuildPlatform=x86_64-apple-darwin
362         HostPlatform_CPP='x86_64_apple_darwin'
363         HostArch_CPP='x86_64'
364         HostVendor_CPP='apple'
365         HostOS_CPP='darwin'
366         soext='.dylib'
367         ;;
368 m68k-*-linux*)
369         HostPlatform=m68k-unknown-linux # hack again
370         TargetPlatform=m68k-unknown-linux
371         BuildPlatform=m68k-unknown-linux
372         HostPlatform_CPP='m68k_unknown_linux'
373         HostArch_CPP='m68k'
374         HostVendor_CPP='unknown'
375         HostOS_CPP='linux'
376         ;;
377 m68k-next-nextstep2)
378         HostPlatform_CPP='m68k_next_nextstep2'
379         HostArch_CPP='m68k'
380         HostVendor_CPP='next'
381         HostOS_CPP='nextstep2'
382         ;;
383 m68k-next-nextstep3)
384         HostPlatform_CPP='m68k_next_nextstep3'
385         HostArch_CPP='m68k'
386         HostVendor_CPP='next'
387         HostOS_CPP='nextstep3'
388         ;;
389 i[[3456]]86-next-nextstep3)
390         HostPlatform=i386-next-nextstep3 # hack again
391         TargetPlatform=i386-next-nextstep3
392         BuildPlatform=i386-next-nextstep3
393         HostPlatform_CPP='i386_next_nextstep3'
394         HostArch_CPP='i386'
395         HostVendor_CPP='next'
396         HostOS_CPP='nextstep3'
397         ;;
398 m68k-*-openbsd*)
399         HostPlatform=m68k-unknown-openbsd
400         TargetPlatform=m68k-unknown-openbsd
401         BuildPlatform=m68k-unknown-openbsd
402         HostPlatform_CPP='m68k_unknown_openbsd'
403         HostArch_CPP='m68k'
404         HostVendor_CPP='unknown'
405         HostOS_CPP='openbsd'
406         ;;
407 m68k-*-netbsd*)
408         HostPlatform=m68k-unknown-netbsd
409         TargetPlatform=m68k-unknown-netbsd
410         BuildPlatform=m68k-unknown-netbsd
411         HostPlatform_CPP='m68k_unknown_netbsd'
412         HostArch_CPP='m68k'
413         HostVendor_CPP='unknown'
414         HostOS_CPP='netbsd'
415         ;;
416 m68k-sun-sunos4*)
417         HostPlatform=m68k-sun-sunos4
418         TargetPlatform=m68k-sun-sunos4 #hack
419         BuildPlatform=m68k-sun-sunos4 #hack
420         HostPlatform_CPP='m68k_sun_sunos4'
421         HostArch_CPP='m68k'
422         HostVendor_CPP='sun'
423         HostOS_CPP='sunos4'
424         ;;
425 m88k-*-openbsd*)
426         HostPlatform=m88k-unknown-openbsd
427         TargetPlatform=m88k-unknown-openbsd
428         BuildPlatform=m88k-unknown-openbsd
429         HostPlatform_CPP='m88k_unknown_openbsd'
430         HostArch_CPP='m88k'
431         HostVendor_CPP='unknown'
432         HostOS_CPP='openbsd'
433         ;;
434 mips-*-linux*)
435         HostPlatform=mips-unknown-linux # hack again
436         TargetPlatform=mips-unknown-linux
437         BuildPlatform=mips-unknown-linux
438         HostPlatform_CPP='mips_unknown_linux'
439         HostArch_CPP='mips'
440         HostVendor_CPP='unknown'
441         HostOS_CPP='linux'
442         ;;
443 mipsel-*-linux*)
444         HostPlatform=mipsel-unknown-linux # hack again
445         TargetPlatform=mipsel-unknown-linux
446         BuildPlatform=mipsel-unknown-linux
447         HostPlatform_CPP='mipsel_unknown_linux'
448         HostArch_CPP='mipsel'
449         HostVendor_CPP='unknown'
450         HostOS_CPP='linux'
451         ;;
452 mips-dec-ultrix*)
453         HostPlatform_CPP='mips_dec_ultrix'
454         HostArch_CPP='mipsel'   # NB a little different
455         HostVendor_CPP='dec'
456         HostOS_CPP='ultrix'
457         ;;
458 mips-sgi-irix*)
459         HostPlatform=mips-sgi-irix
460         TargetPlatform=mips-sgi-irix #hack
461         BuildPlatform=mips-sgi-irix #hack
462         HostPlatform_CPP='mips_sgi_irix'
463         HostArch_CPP='mipseb'   # NB a little different
464         HostVendor_CPP='sgi'
465         HostOS_CPP='irix'
466         ;;
467 rs6000-ibm-aix*)
468         HostPlatform=rs6000-ibm-aix
469         TargetPlatform=rs6000-ibm-aix #hack
470         BuildPlatform=rs6000-ibm-aix #hack
471         HostPlatform_CPP='rs6000_ibm_aix'
472         HostArch_CPP='rs6000'
473         HostVendor_CPP='ibm'
474         HostOS_CPP='aix'
475         ;;
476 powerpc-ibm-aix*)
477         HostPlatform=powerpc-ibm-aix
478         TargetPlatform=powerpc-ibm-aix #hack
479         BuildPlatform=powerpc-ibm-aix #hack
480         HostPlatform_CPP='powerpc_ibm_aix'
481         HostArch_CPP='powerpc'
482         HostVendor_CPP='ibm'
483         HostOS_CPP='aix'
484         ;;
485 powerpc-apple-darwin*)
486         HostPlatform=powerpc-apple-darwin
487         TargetPlatform=powerpc-apple-darwin #hack
488         BuildPlatform=powerpc-apple-darwin #hack
489         HostPlatform_CPP='powerpc_apple_darwin'
490         HostArch_CPP='powerpc'
491         HostVendor_CPP='apple'
492         HostOS_CPP='darwin'
493         soext='.dylib'
494         ;;
495 powerpc-unknown-linux*)
496         HostPlatform=powerpc-unknown-linux
497         TargetPlatform=powerpc-unknown-linux
498         BuildPlatform=powerpc-unknown-linux
499         HostPlatform_CPP='powerpc_unknown_linux'
500         HostArch_CPP='powerpc'
501         HostVendor_CPP='unknown'
502         HostOS_CPP='linux'
503         ;;
504 powerpc-unknown-openbsd*)
505         HostPlatform=powerpc-unknown-openbsd
506         TargetPlatform=powerpc-unknown-openbsd
507         BuildPlatform=powerpc-unknown-openbsd
508         HostPlatform_CPP='powerpc_unknown_openbsd'
509         HostArch_CPP='powerpc'
510         HostVendor_CPP='unknown'
511         HostOS_CPP='openbsd'
512         ;;
513 powerpc64-unknown-linux*)
514         HostPlatform=powerpc64-unknown-linux
515         TargetPlatform=powerpc64-unknown-linux
516         BuildPlatform=powerpc64-unknown-linux
517         HostPlatform_CPP='powerpc64_unknown_linux'
518         HostArch_CPP='powerpc64'
519         HostVendor_CPP='unknown'
520         HostOS_CPP='linux'
521         ;;
522
523 s390-ibm-linux*)
524        HostPlatform=s390-ibm-linux
525        TargetPlatform=s390-ibm-linux #hack
526        BuildPlatform=s390-ibm-linux #hack
527         HostPlatform_CPP='s390_ibm_linux'
528         HostArch_CPP='s390'
529         HostVendor_CPP='ibm'
530         HostOS_CPP='linux'
531         ;;
532 sparc-sun-sunos4*)
533         HostPlatform=sparc-sun-sunos4
534         TargetPlatform=sparc-sun-sunos4 #hack
535         BuildPlatform=sparc-sun-sunos4 #hack
536         HostPlatform_CPP='sparc_sun_sunos4'
537         HostArch_CPP='sparc'
538         HostVendor_CPP='sun'
539         HostOS_CPP='sunos4'
540         ;;
541 sparc-sun-solaris2*)
542         HostPlatform=sparc-sun-solaris2
543         TargetPlatform=sparc-sun-solaris2 #hack
544         BuildPlatform=sparc-sun-solaris2 #hack
545         HostPlatform_CPP='sparc_sun_solaris2'
546         HostArch_CPP='sparc'
547         HostVendor_CPP='sun'
548         HostOS_CPP='solaris2'
549         ;;
550 sparc*-linux*)
551         HostPlatform=sparc-unknown-linux
552         TargetPlatform=sparc-unknown-linux
553         BuildPlatform=sparc-unknown-linux
554         HostPlatform_CPP='sparc_unknown_linux'
555         HostArch_CPP='sparc'
556         HostVendor_CPP='unknown'
557         HostOS_CPP='linux'
558         ;;
559 sparc-*-openbsd*)
560         HostPlatform=sparc-unknown-openbsd
561         TargetPlatform=sparc-unknown-openbsd
562         BuildPlatform=sparc-unknown-openbsd
563         HostPlatform_CPP='sparc_unknown_openbsd'
564         HostArch_CPP='sparc'
565         HostVendor_CPP='unknown'
566         HostOS_CPP='openbsd'
567         ;;
568 sparc64-*-openbsd*)
569         HostPlatform=sparc64-unknown-openbsd
570         TargetPlatform=sparc64-unknown-openbsd
571         BuildPlatform=sparc64-unknown-openbsd
572         HostPlatform_CPP='sparc64_unknown_openbsd'
573         HostArch_CPP='sparc64'
574         HostVendor_CPP='unknown'
575         HostOS_CPP='openbsd'
576         ;;
577 vax-*-openbsd*)
578         HostPlatform=vax-unknown-openbsd
579         TargetPlatform=vax-unknown-openbsd
580         BuildPlatform=vax-unknown-openbsd
581         HostPlatform_CPP='vax_unknown_openbsd'
582         HostArch_CPP='vax'
583         HostVendor_CPP='unknown'
584         HostOS_CPP='openbsd'
585         ;;
586 *)
587         echo "Unrecognised platform: $HostPlatform"
588         exit 1
589         ;;
590 esac
591 echo "Canonicalised to: $HostPlatform"
592 test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
593 test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
594
595 BuildPlatform_CPP=$HostPlatform_CPP
596 TargetPlatform_CPP=$HostPlatform_CPP
597 BuildArch_CPP=$HostArch_CPP
598 TargetArch_CPP=$HostArch_CPP
599 BuildOS_CPP=$HostOS_CPP
600 HostOS_Full=$host_os
601 TargetOS_CPP=$HostOS_CPP
602 BuildVendor_CPP=$HostVendor_CPP
603 TargetVendor_CPP=$HostVendor_CPP
604
605 AC_SUBST(BuildPlatform)
606 AC_SUBST(HostPlatform)
607 AC_SUBST(TargetPlatform)
608 AC_SUBST(HostPlatform_CPP)
609 AC_SUBST(BuildPlatform_CPP)
610 AC_SUBST(TargetPlatform_CPP)
611
612 AC_SUBST(HostArch_CPP)
613 AC_SUBST(BuildArch_CPP)
614 AC_SUBST(TargetArch_CPP)
615
616 AC_SUBST(HostOS_CPP)
617 AC_SUBST(HostOS_Full)
618 AC_SUBST(BuildOS_CPP)
619 AC_SUBST(TargetOS_CPP)
620
621 AC_SUBST(HostVendor_CPP)
622 AC_SUBST(BuildVendor_CPP)
623 AC_SUBST(TargetVendor_CPP)
624
625 AC_SUBST(exeext)
626 AC_SUBST(soext)
627
628 dnl --------------------------------------------------------------
629 dnl * Project specific configuration options
630 dnl --------------------------------------------------------------
631 dnl What follows is a bunch of options that can either be configured
632 dnl through command line options to the configure script or by
633 dnl supplying defns in the build tree's mk/build.mk. Having the option to
634 dnl use either is considered a Feature.
635
636 dnl ** What command to use to compile compiler sources ?
637 dnl --------------------------------------------------------------
638
639 AC_ARG_WITH([ghc],
640 [AC_HELP_STRING([--with-ghc=ARG],
641   [Use ARG as the path to GHC  [default=autodetect]])],
642   [WithGhc="$withval"],
643   [if test "$GHC" = ""; then
644     AC_PATH_PROG([GHC], [ghc])
645   fi
646   WithGhc="$GHC"])
647 AC_SUBST([WithGhc])
648
649 AC_ARG_WITH(hc,
650 [AC_HELP_STRING([--with-hc=ARG],
651         [Use ARG as the path to the compiler for compiling ordinary
652          Haskell code  (default= value of --with-ghc)])],
653 [WithHc="$withval"],
654 [WithHc=$WithGhc]
655 )
656 AC_SUBST(WithHc)
657
658 if test "$WithGhc" != ""; then
659   FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
660   AC_SUBST(GhcVersion)dnl
661   AC_SUBST(GhcMajVersion)dnl
662   AC_SUBST(GhcMinVersion)dnl
663   AC_SUBST(GhcPatchLevel)dnl
664   GhcMinVersion2=`echo "$GhcMinVersion" | sed 's/^\\(.\\)$/0\\1/'`
665   GhcCanonVersion="$GhcMajVersion$GhcMinVersion2"
666   if test $GhcCanonVersion -ge 605; then ghc_ge_605=YES; else ghc_ge_605=NO; fi
667   if test $GhcCanonVersion -ge 607; then ghc_ge_607=YES; else ghc_ge_607=NO; fi
668   AC_SUBST(ghc_ge_605)dnl
669   AC_SUBST(ghc_ge_607)dnl
670 fi
671
672 # Check whether this GHC has editline installed
673 FP_GHC_HAS_EDITLINE
674
675 AC_PATH_PROGS(NHC,nhc nhc98)
676 AC_PATH_PROG(HBC,hbc)
677
678 dnl ** Which gcc to use?
679 dnl --------------------------------------------------------------
680 AC_ARG_WITH(gcc,
681 [AC_HELP_STRING([--with-gcc=ARG],
682         [Use ARG as the path to GCC  [default=autodetect]])],
683 [WhatGccIsCalled="$withval"
684  if test "x$HostPlatform" = "xi386-unknown-mingw32"
685     then
686        if test "${OSTYPE}" != "msys"
687          then
688          # Canonicalise to <drive>:/path/to/gcc
689          withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
690        fi
691  fi;
692  CC="$withval"
693  export CC
694  ],
695 [WhatGccIsCalled="gcc"]
696 )
697 AC_SUBST(WhatGccIsCalled)
698
699 dnl ** Which ld to use?
700 dnl --------------------------------------------------------------
701 AC_ARG_WITH(ld,
702 [AC_HELP_STRING([--with-ld=ARG],
703         [Use ARG as the path to LD  [default=autodetect]])],
704 [if test "x$HostPlatform" = "xi386-unknown-mingw32"
705     then
706        if test "${OSTYPE}" != "msys"
707          then
708          # Canonicalise to <drive>:/path/to/ld
709          withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
710        fi
711  fi;
712  LD=$withval
713  FP_PROG_LD([$LD])
714  ],
715  [FP_PROG_LD()]
716 )
717
718 dnl ** Booting from .hc files?
719 dnl --------------------------------------------------------------
720 AC_ARG_ENABLE(hc-boot,
721 [AC_HELP_STRING([--enable-hc-boot],
722 [Boot the Glasgow Haskell Compiler from intermediate .hc files.
723  (This option is mostly of interest to porters.) [default=no]])],
724 [ if test x"$enableval" = x"yes"; then
725         BootingFromHc=YES
726   else
727         BootingFromHc=NO
728   fi
729 ],
730 [BootingFromHc=NO]
731 )
732 AC_SUBST(BootingFromHc)
733
734 dnl ** Booting from unregisterised .hc files?
735 dnl --------------------------------------------------------------
736 AC_ARG_ENABLE(hc-boot-unregisterised,
737 [AC_HELP_STRING([--enable-hc-boot-unregisterised],
738 [ With --enable-hc-boot, treat the intermediate .hc files as
739  unregisterised rather than registerised code.
740  (This option is mostly of interest to porters.) [default=no]])],
741 [ if test x"$enableval" = x"yes"; then
742         BootingFromUnregisterisedHc=YES
743   else
744         BootingFromUnregisterisedHc=NO
745   fi
746 ],
747 [BootingFromUnregisterisedHc=NO]
748 )
749 AC_SUBST(BootingFromUnregisterisedHc)
750
751 if test "$BootingFromHc" = "NO"; then
752 if test "$BootingFromUnregisterisedHc" = "YES"; then
753 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
754 fi;
755 fi;
756
757 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
758 if test "$BootingFromHc" = "NO" -a -d "$srcdir/compiler"; then
759   if test "$WithGhc" = ""; then
760      AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
761   fi
762   FP_COMPARE_VERSIONS([$GhcVersion],[-lt],[6.4],
763     [AC_MSG_ERROR([GHC version 6.4 or later is required to compile GHC.])])dnl
764 fi;
765
766 # This uses GHC, so put it after the "GHC is required" check above:
767 FP_FIND_ROOT
768
769 dnl ** Enable the construction of Win32 DLLs?
770 dnl --------------------------------------------------------------
771 dnl
772 dnl [ The ability to build the RTS and libraries as separate DLLs used
773 dnl   to be supported, but isn't currently (updates to the RTS, compiler
774 dnl   and build system would be required to bring it back again.)
775 dnl   Hence, exposing it as an option is false advertisement, so better
776 dnl   disable it to avoid confusion (but leave it commented-out rather
777 dnl   than removed in order to remind ourselves to bring back the
778 dnl   feature at some stage.) ]
779 dnl
780 dnl AC_ARG_ENABLE(win32-dlls,
781 dnl [  --enable-win32-dlls
782 dnl         If on a Win32 platform running mingw32/cygwin, enable the
783 dnl         construction of DLLs containing ghc-compiled code.
784 dnl ],
785 dnl [
786 dnl case $HostOS_CPP in
787 dnl cygwin32) ;;
788 dnl mingw32)  ;;
789 dnl *)    echo "Unrecognised win32 platform: $HostPlatform"
790 dnl       exit 1
791 dnl       ;;
792 dnl esac
793 dnl EnableWin32DLLs=YES
794 dnl ],
795 dnl [EnableWin32DLLs=NO]
796 dnl )
797 dnl AC_SUBST(EnableWin32DLLs)
798 dnl if test x"$EnableWin32DLLs" = "xYES" ; then
799 dnl  AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
800 dnl fi
801
802 dnl ** Enable the building of the ObjectIO?
803 dnl --------------------------------------------------------------
804 AC_ARG_ENABLE(objectio,
805 [AC_HELP_STRING([--enable-objectio],
806 [Build ObjectIO, a portable GUI library for Haskell. [default=no]])],
807 [ if test x"$enableval" = x"yes"; then
808         GhcLibsWithObjectIO=YES
809   else
810         GhcLibsWithObjectIO=NO
811   fi
812 ],
813 [GhcLibsWithObjectIO=NO]
814 )
815 AC_SUBST(GhcLibsWithObjectIO)
816
817 dnl ** .NET interop support?
818 dnl --------------------------------------------------------------
819 AC_ARG_ENABLE(dotnet,
820 [AC_HELP_STRING([--enable-dotnet],
821 [Build .NET interop layer. [default=no]])],
822 [ if test x"$enableval" = x"yes"; then
823         DotnetSupport=YES; AC_DEFINE([WANT_DOTNET_SUPPORT], [1], [Define to 1 if you want to include .NET interop support.])
824   else
825         DotnetSupport=NO
826   fi],
827 [DotnetSupport=NO]
828 )
829 AC_SUBST(DotnetSupport)
830
831 dnl ** Mac OS X: explicit deployment target
832 dnl --------------------------------------------------------------
833 AC_ARG_WITH([macosx-deployment-target],
834 [AC_HELP_STRING([--with-macosx-deployment-target=VERSION],
835         [Build for Mac OS VERSION and higher  (default= version of build host)])],
836 [FP_MACOSX_DEPLOYMENT_TARGET="$withval"
837  if test "x$TargetOS_CPP-$TargetVendor_CPP" != "xdarwin-apple"; then
838    # ignore everywhere, but on Mac OS
839    AC_MSG_WARN([--macosx-deployment-target is only available on Mac OS X])
840    FP_MACOSX_DEPLOYMENT_TARGET=none
841  fi],
842 [FP_MACOSX_DEPLOYMENT_TARGET=none]
843 )
844 FP_CHECK_MACOSX_DEPLOYMENT_TARGET
845 AC_SUBST(MACOSX_DEPLOYMENT_VERSION)
846 AC_SUBST(MACOSX_DEPLOYMENT_SDK)
847
848 dnl --------------------------------------------------------------
849 dnl End of configure script option section
850 dnl --------------------------------------------------------------
851
852
853 dnl --------------------------------------------------------------
854 dnl * General configuration checks
855 dnl --------------------------------------------------------------
856
857 dnl ** Can the unix package be built?
858 dnl --------------------------------------------------------------
859
860 if test x"$TargetPlatform" = x"i386-unknown-mingw32"; then
861    GhcLibsWithUnix=NO
862 else
863    GhcLibsWithUnix=YES
864 fi
865 AC_SUBST([GhcLibsWithUnix])
866
867 dnl ** does #! work?
868 AC_SYS_INTERPRETER()
869
870 dnl ** look for `perl', but only in /bin on Windows
871 case $HostOS_CPP in
872 cygwin32|mingw32)
873       AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
874       if test -z "$PerlCmd"; then
875          echo "You must install the version of Perl shipped with GHC"
876          echo "(or a compatible one) in /bin."
877          exit 1
878       fi
879    ;;
880 *)
881    AC_PATH_PROG(PerlCmd,perl)
882    if test -z "$PerlCmd"; then
883       echo "You must install perl before you can continue"
884       echo "Perhaps it is already installed, but not in your PATH?"
885       exit 1
886    else
887    FPTOOLS_CHECK_PERL_VERSION
888    fi
889    ;;
890 esac
891
892 dnl ** does #! path/to/perl work? (sometimes it's too long...)
893 FPTOOLS_SHEBANG_PERL
894
895 dnl ** check for Python
896 AC_PATH_PROG(PythonCmd,python)
897
898 dnl ** look for GCC and find out which version
899 dnl     Figure out which C compiler to use.  Gcc is preferred.
900 dnl     If gcc, make sure it's at least 2.1
901 dnl
902 FP_HAVE_GCC
903 FP_MINGW_GCC
904 FP_GCC_EXTRA_FLAGS
905
906 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
907 AC_PROG_CPP
908
909 dnl ** Without optimization some INLINE trickery fails for GHCi
910 SRC_CC_OPTS="-O"
911
912 dnl ** Try to add -mno-cygwin to the C compiler options
913 FP_CHECK_FLAG([-mno-cygwin], [
914 SRC_CC_OPTS="-mno-cygwin $SRC_CC_OPTS"
915 CPPFLAGS="-mno-cygwin $CPPFLAGS"])
916 AC_SUBST(SRC_CC_OPTS)
917
918 dnl ** figure out how to do context diffs
919 FP_PROG_CONTEXT_DIFF
920
921 dnl ** Find find command (for Win32's benefit)
922 FP_PROG_FIND
923
924 dnl ** Find sort command (for the benefit of Win32 environs)
925 FP_PROG_SORT
926
927 dnl Let's make sure install-sh is executable here.  If we got it from
928 dnl a darcs repo, it might not be (see bug #978).
929 chmod +x install-sh
930 dnl ** figure out how to do a BSD-ish install
931 AC_PROG_INSTALL
932
933 dnl If you can run configure, you certainly have /bin/sh
934 AC_DEFINE([HAVE_BIN_SH], [1], [Define to 1 if you have /bin/sh.])
935
936 dnl ** how to invoke `ar' and `ranlib'
937 FP_PROG_AR_NEEDS_RANLIB
938 FP_PROG_AR_SUPPORTS_INPUT
939
940 dnl ** Check to see whether ln -s works
941 AC_PROG_LN_S
942
943
944 dnl ** Find the path to sed
945 AC_PATH_PROG(SedCmd,sed)
946
947
948 dnl ** check for time command
949 AC_PATH_PROG(TimeCmd,time)
950
951 dnl ** check for tar
952 dnl   if GNU tar is named gtar, look for it first.
953 AC_PATH_PROGS(TarCmd,gtar tar,tar)
954
955 AC_PATH_PROG(HSCOLOUR,HsColour)
956 # HsColour is passed to Cabal, so we need a native path
957 if test "x$HostPlatform" = "xi386-unknown-mingw32"
958     then
959        if test "${OSTYPE}" != "msys"
960          then
961          # Canonicalise to <drive>:/path/to/gcc
962          HSCOLOUR=`cygpath -w ${HSCOLOUR} | sed -e 's@\\\\@/@g' `
963        fi
964 fi
965
966 dnl ** check for DocBook toolchain
967 FP_CHECK_DOCBOOK_DTD
968 FP_DIR_DOCBOOK_XSL([/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/xml/docbook/xsl-stylesheets* /usr/share/sgml/docbook/docbook-xsl-stylesheets* /usr/share/sgml/docbook/xsl-stylesheets* /opt/kde?/share/apps/ksgmltools2/docbook/xsl /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl])
969 FP_PROG_FO_PROCESSOR
970
971 dnl ** check for ghc-pkg command
972 FP_PROG_GHC_PKG
973
974 AC_ARG_WITH(greencard,
975 [AC_HELP_STRING([--with-greencard=ARG],
976         [Use ARG as the path to greencard  [default=autodetct]])],
977 [
978 GreenCardCmd=$withval;
979 FPTOOLS_GREENCARD(3.00)
980 ]
981 )
982
983 dnl ** check for installed happy binary + version
984 dnl    (don't do it if we're booting from .hc files though.)
985 if test "$BootingFromHc" = "NO"; then
986 FPTOOLS_HAPPY
987 fi;
988
989 dnl ** check for installed haddock
990 FPTOOLS_HADDOCK
991
992 dnl ** check for installed alex binary + version
993 dnl    (don't do it if we're booting from .hc files though.)
994 if test "$BootingFromHc" = "NO"; then
995 FPTOOLS_ALEX
996 fi;
997
998 dnl --------------------------------------------------
999 dnl ### program checking section ends here ###
1000 dnl --------------------------------------------------
1001
1002 dnl --------------------------------------------------
1003 dnl * Platform header file and syscall feature tests
1004 dnl ### checking the state of the local header files and syscalls ###
1005
1006 dnl ** check for full ANSI header (.h) files
1007 AC_HEADER_STDC
1008
1009 dnl ** Enable large file support.  NB. do this before testing the type of
1010 dnl    off_t, because it will affect the result of that test.
1011 AC_SYS_LARGEFILE
1012
1013 dnl ** check for specific header (.h) files that we are interested in
1014 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])
1015
1016 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
1017 AC_HEADER_TIME
1018
1019 dnl ** do we have long longs?
1020 AC_CHECK_TYPES([long long])
1021
1022 dnl ** what are the sizes of various types
1023 AC_CHECK_SIZEOF(char,               1)
1024 AC_CHECK_SIZEOF(double,             8)
1025 AC_CHECK_SIZEOF(float,              4)
1026 AC_CHECK_SIZEOF(int,                4)
1027 AC_CHECK_SIZEOF(long,               4)
1028 if test "$ac_cv_type_long_long" = yes; then
1029 AC_CHECK_SIZEOF(long long,          8)
1030 fi
1031 AC_CHECK_SIZEOF(short,              2)
1032 AC_CHECK_SIZEOF(unsigned char,      1)
1033 AC_CHECK_SIZEOF(unsigned int,       4)
1034 AC_CHECK_SIZEOF(unsigned long,      4)
1035 if test "$ac_cv_type_long_long" = yes; then
1036 AC_CHECK_SIZEOF(unsigned long long, 8)
1037 fi
1038 AC_CHECK_SIZEOF(unsigned short,     2)
1039 AC_CHECK_SIZEOF(void *,             4)
1040
1041 dnl ** what are alignment constraints on various types
1042 FP_CHECK_ALIGNMENT(char)
1043 FP_CHECK_ALIGNMENT(double)
1044 FP_CHECK_ALIGNMENT(float)
1045 FP_CHECK_ALIGNMENT(int)
1046 FP_CHECK_ALIGNMENT(long)
1047 if test "$ac_cv_type_long_long" = yes; then
1048 FP_CHECK_ALIGNMENT(long long)
1049 fi
1050 FP_CHECK_ALIGNMENT(short)
1051 FP_CHECK_ALIGNMENT(unsigned char)
1052 FP_CHECK_ALIGNMENT(unsigned int)
1053 FP_CHECK_ALIGNMENT(unsigned long)
1054 if test "$ac_cv_type_long_long" = yes; then
1055 FP_CHECK_ALIGNMENT(unsigned long long)
1056 fi
1057 FP_CHECK_ALIGNMENT(unsigned short)
1058 FP_CHECK_ALIGNMENT(void *)
1059
1060 FP_CHECK_FUNC([WinExec],
1061   [@%:@include <windows.h>], [WinExec("",0)])
1062
1063 FP_CHECK_FUNC([GetModuleFileName],
1064   [@%:@include <windows.h>], [GetModuleFileName((HMODULE)0,(LPTSTR)0,0)])
1065
1066 dnl ** check return type of signal handlers
1067 dnl Foo: assumes we can use prototypes.
1068 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1069 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
1070 dnl [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1071 dnl #include <signal.h>
1072 dnl #ifdef signal
1073 dnl #undef signal
1074 dnl #endif
1075 dnl void (*signal (int, void (*)(int)))(int);
1076 dnl ]],
1077 dnl [[int i;]])],
1078 dnl [ac_cv_type_signal_handler=void_int],
1079 dnl [ac_cv_type_signal_handler=int_void])])
1080 dnl if test "$ac_cv_type_signal_handler" = void_int; then
1081 dnl AC_DEFINE(VOID_INT_SIGNALS)
1082 dnl fi
1083
1084 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
1085 AC_TYPE_SIGNAL
1086 if test "$ac_cv_type_signal" = void; then
1087   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).])
1088 fi
1089
1090 dnl ** check for more functions
1091 dnl ** The following have been verified to be used in ghc/, but might be used somewhere else, too.
1092 AC_CHECK_FUNCS([getclock getrusage gettimeofday setitimer siginterrupt sysconf times ctime_r])
1093 dnl ** On OS X 10.4 (at least), time.h doesn't declare ctime_r if
1094 dnl ** _POSIX_C_SOURCE is defined
1095 AC_CHECK_DECLS([ctime_r], , ,
1096 [#define _POSIX_SOURCE 1
1097 #define _POSIX_C_SOURCE 199506L
1098 #include <time.h>])
1099
1100 dnl ** For ghc/rts/gmp:
1101 AC_CHECK_FUNCS([getpagesize])
1102
1103 dnl ** check whether this machine has gmp3 installed
1104 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
1105   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
1106     HaveLibGmp=NO; LibGmp=not-installed))
1107   if test $HaveLibGmp = YES; then
1108     AC_DEFINE([HAVE_LIB_GMP], [1], [Define to 1 if GMP library is installed.])
1109   fi;
1110 AC_SUBST(HaveLibGmp)
1111 AC_SUBST(LibGmp)
1112
1113 dnl ** (Mac OS X only: check for GMP.framework)
1114 HaveFrameworkGMP=NO
1115 case $HostPlatform in
1116 *-apple-darwin)
1117     AC_MSG_CHECKING([for GMP.framework])
1118     save_libs="$LIBS"
1119     LIBS="-framework GMP"
1120     AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkGMP=YES,)
1121     if test $HaveFrameworkGMP = YES; then
1122       AC_DEFINE([HAVE_FRAMEWORK_GMP], [1], [Define to 1 if GMP.framework is installed (Mac OS X only).])
1123     fi;
1124     LIBS="$save_libs"
1125     AC_MSG_RESULT([$HaveFrameworkGMP])
1126     ;;
1127 esac
1128 AC_SUBST(HaveFrameworkGMP)
1129
1130 dnl ** check for mingwex library
1131 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
1132 AC_SUBST(HaveLibMingwEx)
1133
1134 if test $HaveLibMingwEx = YES ; then
1135   AC_DEFINE([HAVE_MINGWEX], [1], [Define to 1 if you have the mingwex library.])
1136 fi
1137
1138 if test "$HaveLibGmp" = "NO"; then
1139 if test "$HostArch_CPP" = "ia64" -o "$HostArch_CPP" = "mipseb" ; then
1140 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64 or mips64).])
1141 fi;
1142 fi;
1143
1144 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1145 dnl    the order of these tests matters: bfd needs liberty
1146 AC_CHECK_LIB(iberty, xmalloc)
1147 AC_CHECK_LIB(bfd,    bfd_init)
1148
1149 dnl ** check for math library
1150 AC_CHECK_FUNC(atan,[fp_libm_not_needed=yes;LIBM=],[fp_libm_not_needed=dunno])
1151 if test x"$fp_libm_not_needed" = xdunno; then
1152    AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"],[LIBM=])
1153 fi
1154 AC_SUBST([LIBM])
1155
1156 dnl ################################################################
1157 dnl Check for libraries
1158 dnl ################################################################
1159
1160 dnl ** check whether we need -ldl to get dlopen()
1161
1162 AC_CHECK_LIB(dl, dlopen,
1163     [HaveLibDL=YES
1164      AC_DEFINE([HAVE_LIBDL], [1], [Define to 1 if you need -ldl to get dlopen().])
1165      LIBS="$LIBS -ldl"],
1166     [HaveLibDL=NO])
1167 AC_SUBST(HaveLibDL)
1168
1169 dnl --------------------------------------------------
1170 dnl * Miscellaneous feature tests
1171 dnl --------------------------------------------------
1172
1173 dnl ** can we get alloca?
1174 AC_FUNC_ALLOCA
1175
1176 dnl ** Working vfork?
1177 AC_FUNC_FORK
1178
1179 dnl ** determine whether or not const works
1180 AC_C_CONST
1181
1182 dnl ** are we big endian?
1183 AC_C_BIGENDIAN
1184 FPTOOLS_FLOAT_WORD_ORDER_BIGENDIAN
1185
1186 dnl ** check for leading underscores in symbol names
1187 FP_LEADING_UNDERSCORE
1188
1189 dnl ** check for ld, whether it has an -x option, and if it is GNU ld
1190 FP_PROG_LD_X
1191 FP_PROG_LD_IS_GNU
1192
1193 dnl ** check for Apple-style dead-stripping support
1194 dnl    (.subsections-via-symbols assembler directive)
1195
1196
1197 AC_MSG_CHECKING(for .subsections_via_symbols)
1198 AC_COMPILE_IFELSE(
1199     [AC_LANG_PROGRAM([], [__asm__ (".subsections_via_symbols");])],
1200     [AC_MSG_RESULT(yes)
1201      AC_DEFINE([HAVE_SUBSECTIONS_VIA_SYMBOLS],[1],
1202                [Define to 1 if Apple-style dead-stripping is supported.])
1203     ],
1204     [AC_MSG_RESULT(no)])
1205
1206 dnl *** check for GNU non-executable stack note support (ELF only)
1207 dnl     (.section .note.GNU-stack,"",@progbits)
1208
1209 AC_MSG_CHECKING(for GNU non-executable stack support)
1210 AC_COMPILE_IFELSE(
1211     [AC_LANG_PROGRAM([__asm__ (".section .note.GNU-stack,\"\",@progbits");], [0])],
1212     [AC_MSG_RESULT(yes)
1213      AC_DEFINE([HAVE_GNU_NONEXEC_STACK],[1],
1214                [Define to 1 if GNU non-executable stack notes are supported.])
1215     ],
1216     [AC_MSG_RESULT(no)])
1217
1218 dnl ** check for librt
1219 AC_CHECK_LIB(rt, clock_gettime)
1220 AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)
1221 FP_CHECK_TIMER_CREATE
1222
1223 dnl ** check for Apple's "interesting" long double compatibility scheme
1224 AC_MSG_CHECKING(for printf\$LDBLStub)
1225 AC_TRY_LINK_FUNC(printf\$LDBLStub,
1226     [
1227         AC_MSG_RESULT(yes)
1228         AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[1],
1229             [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1230     ],
1231     [
1232         AC_MSG_RESULT(no)
1233         AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[0],
1234             [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
1235     ])
1236
1237 # test for GTK+
1238 AC_PATH_PROGS([GTK_CONFIG], [pkg-config])
1239 if test -n "$GTK_CONFIG"; then
1240   if $GTK_CONFIG gtk+-2.0 --atleast-version=2.0; then
1241     GTK_CONFIG="$GTK_CONFIG gtk+-2.0"
1242   else
1243     AC_MSG_WARN([GTK+ not usable, need at least version 2.0])
1244     GTK_CONFIG=
1245   fi
1246 fi
1247 AC_SUBST([GTK_CONFIG])
1248
1249 #Checking for PAPI
1250 AC_CHECK_LIB(papi, PAPI_library_init, HavePapiLib=YES, HavePapiLib=NO)
1251 AC_CHECK_HEADER([papi.h], [HavePapiHeader=YES], [HavePapiHeader=NO])
1252 AC_SUBST(HavePapiLib)
1253 AC_SUBST(HavePapiHeader)
1254
1255 if test "$HavePapiLib" = "YES" -a "$HavePapiHeader" = "YES"; then
1256    HavePapi=YES
1257 else
1258    HavePapi=NO
1259 fi
1260 AC_SUBST(HavePapi)
1261
1262 AC_CONFIG_FILES([mk/config.mk ghc.spec extra-gcc-opts docs/users_guide/ug-book.xml])
1263 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])
1264 AC_OUTPUT