configure.in 37 KB
Newer Older
1
dnl == autoconf source for the Glasgow FP tools ==
sof's avatar
sof committed
2
3
dnl (run "grep '^dnl \*' configure.in | sed -e 's/dnl / /g; s/\*\*/   +/g;'"
dnl  (or some such) to see the outline of this file)
4
5
dnl
#
sof's avatar
sof committed
6
# (c) The AQUA Project, Glasgow University, 1994-1998
7
#
sof's avatar
sof committed
8
# Configure script template for the Glasgow functional programming tools
9
#
sof's avatar
sof committed
10
# Process with 'autoconf' to get a working configure script.
11
#
sof's avatar
sof committed
12
13
14
15
# For the generated configure script, do "./configure --help" to
# see what flags are available. (Better yet, read the documentation!)
#

16
17
# First off, a distrib sanity check..
AC_INIT(mk/config.mk.in)
18

chak's avatar
chak committed
19
20
21
22
dnl * Declare subdirectories that have a private configure script
dnl
dnl After the toplevel configuration is complete, the script will recurse into
dnl these subdirectories (the use of cache values makes repeated checks cheap)
23
dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
chak's avatar
chak committed
24
25
AC_CONFIG_SUBDIRS(ghc)

26
27
28
# -------------------------------------------------------------------------
# Prepare to generate the following header files
#
29
30
#
AC_CONFIG_HEADER(mk/config.h)
31

sof's avatar
sof committed
32
# No, semi-sadly, we don't do `--srcdir'...
33
if test x"$srcdir" != 'x.' ; then
34
    echo "This configuration does not support the \`--srcdir' option.."
35
36
37
    exit 1
fi

sof's avatar
sof committed
38
39
40
41
42
43
44
45
46
#
# Remove common automounter nonsense + convert from UNC to DOS style paths
# (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
#
hardtop=`pwd`
hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `

echo ''
echo "*** The top of your build tree is: $hardtop"
sof's avatar
sof committed
47
# subst of hardtop is done below after we've computed hardtop_plat.
sof's avatar
sof committed
48

sof's avatar
sof committed
49
50
51
52
53
dnl--------------------------------------------------------------------
dnl * Choose host(/target/build) platform
dnl--------------------------------------------------------------------

dnl Guess host/target/build platform(s) if necessary.
54
AC_CANONICAL_SYSTEM
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69

# "$host" defaults to "$target"
if test "x$host" = xNONE ; then
    host=$target
fi

dnl ** canonicalize platform names
BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1

if test x"$TargetPlatform" != x"$HostPlatform" ; then
    echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
    exit 1
fi
sof's avatar
sof committed
70
71

exeext=''
72
#
73
74
75
76
77
# The following will be more difficult when we *are* cross-compiling.
# Suitable names to slam in *_CPP are in platform.h.in.
# We also record the architecture, vendor, and operating system (OS)
# separately.
case $HostPlatform in
ken's avatar
ken committed
78
alpha*-dec-osf[[12]]*)
79
	HostPlatform=alpha-dec-osf1   # canonicalise for our purposes
80
	TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
81
	BuildPlatform=alpha-dec-osf1  # hack
82
83
84
85
86
        HostPlatform_CPP='alpha_dec_osf1'
        HostArch_CPP='alpha'
        HostVendor_CPP='dec'
        HostOS_CPP='osf1'
        ;;
ken's avatar
ken committed
87
alpha*-dec-osf[[345]]*)
88
89
90
91
92
93
94
95
	HostPlatform=alpha-dec-osf3   # canonicalise for our purposes
	TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
	BuildPlatform=alpha-dec-osf3  # hack
        HostPlatform_CPP='alpha_dec_osf3'
        HostArch_CPP='alpha'
        HostVendor_CPP='dec'
        HostOS_CPP='osf3'
        ;;
ken's avatar
ken committed
96
alpha*-unknown-linux)
97
98
99
100
101
102
103
104
	HostPlatform=alpha-unknown-linux
	TargetPlatform=alpha-unknown-linux
	BuildPlatform=alpha-unknown-linux
        HostPlatform_CPP='alpha_unknown_linux'
        HostArch_CPP='alpha'
        HostVendor_CPP='unknown'
        HostOS_CPP='linux'
        ;;
ken's avatar
ken committed
105
alpha*-unknown-freebsd*)
106
107
108
109
110
111
112
113
	HostPlatform=alpha-unknown-freebsd
	TargetPlatform=alpha-unknown-freebsd
	BuildPlatform=alpha-unknown-freebsd
        HostPlatform_CPP='alpha_unknown_freebsd'
        HostArch_CPP='alpha'
        HostVendor_CPP='unknown'
        HostOS_CPP='freebsd'
        ;;
114
hppa1.1-hp-hpux*)
115
	HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
116
117
118
119
120
121
122
	TargetPlatform=hppa1.1-hp-hpux
	BuildPlatform=hppa1.1-hp-hpux
        HostPlatform_CPP='hppa1_1_hp_hpux'
        HostArch_CPP='hppa1_1'
        HostVendor_CPP='hp'
        HostOS_CPP='hpux'
        ;;
123
i[[3456]]86-*-linuxaout*)
124
	HostPlatform=i386-unknown-linuxaout   # hack again
125
126
127
128
129
130
131
	TargetPlatform=i386-unknown-linuxaout
	BuildPlatform=i386-unknown-linuxaout
        HostPlatform_CPP='i386_unknown_linuxaout'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='linuxaout'
        ;;
132
i[[3456]]86-*-linux*)
133
134
135
136
137
138
139
140
	HostPlatform=i386-unknown-linux # hack again
	TargetPlatform=i386-unknown-linux
	BuildPlatform=i386-unknown-linux
        HostPlatform_CPP='i386_unknown_linux'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='linux'
        ;;
141
i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
142
143
144
145
	HostPlatform=i386-unknown-freebsd # hack again
	TargetPlatform=i386-unknown-freebsd
	BuildPlatform=i386-unknown-freebsd
        HostPlatform_CPP='i386_unknown_freebsd'
146
147
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
148
        HostOS_CPP='freebsd'
149
150
151
152
153
154
155
156
157
        ;;
i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
	HostPlatform=i386-unknown-freebsd2 # hack again
	TargetPlatform=i386-unknown-freebsd2
	BuildPlatform=i386-unknown-freebsd2
        HostPlatform_CPP='i386_unknown_freebsd2'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='freebsd2'
158
        ;;
159
160
161
162
i[[3456]]86-*-netbsd*)
	HostPlatform=i386-unknown-netbsd # hack again
	TargetPlatform=i386-unknown-netbsd
	BuildPlatform=i386-unknown-netbsd
163
164
165
166
167
        HostPlatform_CPP='i386_unknown_netbsd'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='netbsd'
        ;;
168
169
170
171
172
173
174
175
176
i[[3456]]86-*-openbsd*)
	HostPlatform=i386-unknown-openbsd # hack again
	TargetPlatform=i386-unknown-openbsd
	BuildPlatform=i386-unknown-openbsd
        HostPlatform_CPP='i386_unknown_openbsd'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='openbsd'
        ;;
177
i[[3456]]86-*-solaris2*)
178
179
180
181
182
183
184
185
	HostPlatform=i386-unknown-solaris2 # hack again
	TargetPlatform=i386-unknown-solaris2
	BuildPlatform=i386-unknown-solaris2
        HostPlatform_CPP='i386_unknown_solaris2'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='solaris2'
        ;;
186
i[[3456]]86-*-cygwin*)
187
188
189
190
191
192
193
	HostPlatform=i386-unknown-cygwin32 # hack again
	TargetPlatform=i386-unknown-cygwin32
	BuildPlatform=i386-unknown-cygwin32
        HostPlatform_CPP='i386_unknown_cygwin32'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='cygwin32'
sof's avatar
sof committed
194
	exeext='.exe'
195
        ;;
sof's avatar
sof committed
196
197
198
199
200
201
202
203
204
205
i[[3456]]86-*-mingw32*)
	HostPlatform=i386-unknown-mingw32 # hack again
	TargetPlatform=i386-unknown-mingw32
	BuildPlatform=i386-unknown-mingw32
        HostPlatform_CPP='i386_unknown_mingw32'
        HostArch_CPP='i386'
        HostVendor_CPP='unknown'
        HostOS_CPP='mingw32'
	exeext='.exe'
        ;;
206
207
208
209
210
211
212
213
214
ia64-*-linux*)
        HostPlatform=ia64-unknown-linux # hack again
        TargetPlatform=ia64-unknown-linux
        BuildPlatform=ia64-unknown-linux
        HostPlatform_CPP='ia64_unknown_linux'
        HostArch_CPP='ia64'
        HostVendor_CPP='unknown'
        HostOS_CPP='linux'
        ;;
215
216
217
218
219
220
221
222
223
224
225
226
m68k-next-nextstep2)
        HostPlatform_CPP='m68k_next_nextstep2'
        HostArch_CPP='m68k'
        HostVendor_CPP='next'
        HostOS_CPP='nextstep2'
        ;;
m68k-next-nextstep3)
        HostPlatform_CPP='m68k_next_nextstep3'
        HostArch_CPP='m68k'
        HostVendor_CPP='next'
        HostOS_CPP='nextstep3'
        ;;
227
i[[3456]]86-next-nextstep3)
228
229
230
231
232
233
234
235
	HostPlatform=i386-next-nextstep3 # hack again
	TargetPlatform=i386-next-nextstep3
	BuildPlatform=i386-next-nextstep3
        HostPlatform_CPP='i386_next_nextstep3'
        HostArch_CPP='i386'
        HostVendor_CPP='next'
        HostOS_CPP='nextstep3'
        ;;
chak's avatar
chak committed
236
237
238
239
240
241
242
243
244
m68k-*-openbsd*)
	HostPlatform=m68k-unknown-openbsd
	TargetPlatform=m68k-unknown-openbsd
	BuildPlatform=m68k-unknown-openbsd
        HostPlatform_CPP='m68k_unknown_openbsd'
        HostArch_CPP='m68k'
        HostVendor_CPP='unknown'
        HostOS_CPP='openbsd'
        ;;
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
m68k-sun-sunos4*)
	HostPlatform=m68k-sun-sunos4
	TargetPlatform=m68k-sun-sunos4 #hack
	BuildPlatform=m68k-sun-sunos4 #hack
        HostPlatform_CPP='m68k_sun_sunos4'
        HostArch_CPP='m68k'
        HostVendor_CPP='sun'
        HostOS_CPP='sunos4'
        ;;
mips-dec-ultrix*)
        HostPlatform_CPP='mips_dec_ultrix'
        HostArch_CPP='mipsel'   # NB a little different
        HostVendor_CPP='dec'
        HostOS_CPP='ultrix'
        ;;
mips-sgi-irix*)
	HostPlatform=mips-sgi-irix
	TargetPlatform=mips-sgi-irix #hack
	BuildPlatform=mips-sgi-irix #hack
        HostPlatform_CPP='mips_sgi_irix'
        HostArch_CPP='mipseb'   # NB a little different
        HostVendor_CPP='sgi'
        HostOS_CPP='irix'
        ;;
269
270
271
272
273
274
275
276
277
rs6000-ibm-aix*)
	HostPlatform=rs6000-ibm-aix
	TargetPlatform=rs6000-ibm-aix #hack
	BuildPlatform=rs6000-ibm-aix #hack
        HostPlatform_CPP='rs6000_ibm_aix'
        HostArch_CPP='rs6000'
        HostVendor_CPP='ibm'
        HostOS_CPP='aix'
        ;;
278
279
280
281
282
283
powerpc-ibm-aix*)
	HostPlatform=powerpc-ibm-aix
	TargetPlatform=powerpc-ibm-aix #hack
	BuildPlatform=powerpc-ibm-aix #hack
        HostPlatform_CPP='powerpc_ibm_aix'
        HostArch_CPP='powerpc'
284
285
286
        HostVendor_CPP='ibm'
        HostOS_CPP='aix'
        ;;
sebc's avatar
sebc committed
287
288
289
290
291
292
293
294
295
powerpc-apple-darwin*)
	HostPlatform=powerpc-apple-darwin
	TargetPlatform=powerpc-apple-darwin #hack
	BuildPlatform=powerpc-apple-darwin #hack
	HostPlatform_CPP='powerpc_apple_darwin'
	HostArch_CPP='powerpc'
	HostVendor_CPP='apple'
	HostOS_CPP='darwin'
	;;
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
sparc-sun-sunos4*)
	HostPlatform=sparc-sun-sunos4
	TargetPlatform=sparc-sun-sunos4 #hack
	BuildPlatform=sparc-sun-sunos4 #hack
        HostPlatform_CPP='sparc_sun_sunos4'
        HostArch_CPP='sparc'
        HostVendor_CPP='sun'
        HostOS_CPP='sunos4'
        ;;
sparc-sun-solaris2*)
	HostPlatform=sparc-sun-solaris2
	TargetPlatform=sparc-sun-solaris2 #hack
	BuildPlatform=sparc-sun-solaris2 #hack
        HostPlatform_CPP='sparc_sun_solaris2'
        HostArch_CPP='sparc'
        HostVendor_CPP='sun'
        HostOS_CPP='solaris2'
        ;;
*)
        echo "Unrecognised platform: $HostPlatform"
        exit 1
        ;;
esac
sof's avatar
sof committed
319
echo "Canonicalised to: $HostPlatform"
320
321
test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
322
323
324
325
326
327

BuildPlatform_CPP=$HostPlatform_CPP
TargetPlatform_CPP=$HostPlatform_CPP
BuildArch_CPP=$HostArch_CPP
TargetArch_CPP=$HostArch_CPP
BuildOS_CPP=$HostOS_CPP
sof's avatar
sof committed
328
HostOS_Full=$host_os
329
330
331
TargetOS_CPP=$HostOS_CPP
BuildVendor_CPP=$HostVendor_CPP
TargetVendor_CPP=$HostVendor_CPP
332
333

dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
334
dnl AC_SUBST(BuildPlatform)
sof's avatar
sof committed
335

336
AC_SUBST(HostPlatform)
337
AC_SUBST(TargetPlatform)
338
339
340
AC_SUBST(HostPlatform_CPP)
dnl AC_SUBST(BuildPlatform_CPP)
dnl AC_SUBST(TargetPlatform_CPP)
sof's avatar
sof committed
341

342
343
344
AC_SUBST(HostArch_CPP)
dnl AC_SUBST(BuildArch_CPP)
dnl AC_SUBST(TargetArch_CPP)
sof's avatar
sof committed
345

346
AC_SUBST(HostOS_CPP)
sof's avatar
sof committed
347
AC_SUBST(HostOS_Full)
348
349
dnl AC_SUBST(BuildOS_CPP)
dnl AC_SUBST(TargetOS_CPP)
sof's avatar
sof committed
350

351
352
353
354
AC_SUBST(HostVendor_CPP)
dnl AC_SUBST(BuildVendor_CPP)
dnl AC_SUBST(TargetVendor_CPP)

sof's avatar
sof committed
355
356
AC_SUBST(exeext)

sof's avatar
sof committed
357
#
sof's avatar
sof committed
358
# The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
sof's avatar
sof committed
359
# (but with b-slashes being escaped).
sof's avatar
sof committed
360
case $HostPlatform in
sof's avatar
sof committed
361
  i386-unknown-mingw32 | i386-unknown-cygwin32)
sof's avatar
sof committed
362
  	# get rid off /cygdrive/ prefix
sof's avatar
sof committed
363
	hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
sof's avatar
sof committed
364
  	hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
sof's avatar
sof committed
365
366
367
368
369
	;;
  *)
  	hardtop_plat=${hardtop}
	;;
esac
sof's avatar
sof committed
370
AC_SUBST(hardtop)
sof's avatar
sof committed
371
372
AC_SUBST(hardtop_plat)

sof's avatar
sof committed
373
374
375
376
377
378
379
380
381
382
dnl --------------------------------------------------------------
dnl * Project specific configuration options
dnl --------------------------------------------------------------
dnl What follows is a bunch of options that can either be configured
dnl through command line options to the configure script or by
dnl supplying defns in the build tree's mk/build.mk. Having the option to
dnl use either is considered a Feature.

dnl ** What command to use to compile compiler sources ?
dnl --------------------------------------------------------------
383
384
385
386
387
388

AC_ARG_WITH(ghc,
[  --with-ghc=<haskell compiler>
        Use a command different from 'ghc' to compile GHC-specific Haskell code
	    (including GHC itself).
],
389
390
391
392
393
394
395
[ WithGhc="$withval" ],
[ 
  if test "$GHC" = ""; then
    AC_PATH_PROG(GHC,ghc)
  fi
  WithGhc=$GHC
]
396
397
398
)
AC_SUBST(WithGhc)

399
400
401
402
403
404
405
406
407
AC_ARG_WITH(hc,
[  --with-hc=<haskell compiler>
        Use a command different from 'ghc' to compile generic Haskell code.
],
[WithHc="$withval"],
[WithHc=$WithGhc]
)
AC_SUBST(WithHc)

408
409
410
411
412
413
414
415
416
417
418
if test "$WithGhc" != ""; then
  FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
  AC_SUBST(GhcVersion)dnl
  AC_SUBST(GhcMajVersion)dnl
  AC_SUBST(GhcMinVersion)dnl
  AC_SUBST(GhcPatchLevel)dnl
fi

AC_PATH_PROGS(NHC,nhc nhc98)
AC_PATH_PROG(HBC,hbc)

sof's avatar
sof committed
419
420
dnl ** Which gcc to use?
dnl --------------------------------------------------------------
sof's avatar
sof committed
421
422
423
424
AC_ARG_WITH(gcc,
[  --with-gcc=<gcc command>
        Use a different command instead of 'gcc' for the GNU C compiler.
],
425
426
[WhatGccIsCalled="$withval"
 CC="$withval"],
sof's avatar
sof committed
427
428
429
430
[WhatGccIsCalled="gcc"]
)
AC_SUBST(WhatGccIsCalled)

sof's avatar
sof committed
431
432
433
434
435
436
437
438
439
440
441
442
dnl ** Booting from .hc files?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(hc-boot,
[  --enable-hc-boot
        Boot the Glasgow Haskell Compiler from intermediate .hc files.
        (This option is mostly of interest to porters.)
],
[BootingFromHc=YES],
[BootingFromHc=NO]
)
AC_SUBST(BootingFromHc)

ken's avatar
ken committed
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
dnl ** Booting from unregisterised .hc files?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(hc-boot-unregisterised,
[  --enable-hc-boot-unregisterised
        With --enable-hc-boot, treat the intermediate .hc files as
        unregisterised rather than registerised code.
        (This option is mostly of interest to porters.)
],
[BootingFromUnregisterisedHc=YES],
[BootingFromUnregisterisedHc=NO]
)
AC_SUBST(BootingFromUnregisterisedHc)

if test "$BootingFromHc" = "NO"; then
if test "$BootingFromUnregisterisedHc" = "YES"; then
AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
fi;
fi;

sof's avatar
sof committed
462

sof's avatar
sof committed
463
464
465
466
467
468
469
470
471
472
473
dnl ** Enable multi-thread friendly RTS?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(threaded-rts,
[  --enable-threaded-rts
        Support better interop with OS threads.
],
[ThreadedRts=YES],
[ThreadedRts=NO]
)
AC_SUBST(ThreadedRts)

sof's avatar
sof committed
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
dnl ** Enable the construction of Win32 DLLs?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(win32-dlls,
[  --enable-win32-dlls
        If on a Win32 platform running mingw32/cygwin, enable the
	construction of DLLs containing ghc-compiled code.
],
[
case $HostOS_CPP in
cygwin32) ;;
mingw32)  ;;
*)    echo "Unrecognised win32 platform: $HostPlatform"
      exit 1
      ;;
esac
EnableWin32DLLs=YES
],
[EnableWin32DLLs=NO]
)
AC_SUBST(EnableWin32DLLs)
if test x"$EnableWin32DLLs" = "xYES" ; then
 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
fi

498
499
500
501
502
503
504
505
506
507
508
509
dnl ** Enable the building of the ObjectIO?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(objectio,
[  --enable-objectio
        Build ObjectIO, a portable GUI library for Haskell.
        (This option is only relevant when libraries are built.)
],
[GhcLibsWithObjectIO=YES],
[GhcLibsWithObjectIO=NO]
)
AC_SUBST(GhcLibsWithObjectIO)

510
511
512
513
514
dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(hopengl,
[  --enable-hopengl
        Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
515
        (NOTE: Work in progress, currently only GLUT is supported!)
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
],
[GhcLibsWithHOpenGL=YES],
[GhcLibsWithHOpenGL=NO]
)
AC_SUBST(GhcLibsWithHOpenGL)

dnl ** Use a specific version of the GLUT API
dnl --------------------------------------------------------------
AC_ARG_WITH(glut-api,
[  --with-glut-api=<version>
        Use a specific version of the GLUT API when building HOpenGL.
])
test -n "$with_glut_api"  && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"


dnl ** Use a specific version of the GLUT API
dnl --------------------------------------------------------------
AC_ARG_WITH(glut-xlib,
[  --with-glut-xlib=<version>
        Use a specific version of the GLUT Xlib implementation when building HOpenGL.
])
test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"


reid's avatar
reid committed
540
541


sof's avatar
sof committed
542
543
544
545
546
547
548
549
dnl --------------------------------------------------------------
dnl End of configure script option section
dnl --------------------------------------------------------------


dnl --------------------------------------------------------------
dnl * General configuration checks
dnl --------------------------------------------------------------
sof's avatar
sof committed
550

551
552
dnl ** does #! work?
AC_SYS_INTERPRETER()
sof's avatar
sof committed
553

rrt's avatar
rrt committed
554
555
556
dnl ** look for `perl', but only in /bin on Windows
case $HostOS_CPP in
cygwin32|mingw32)
sof's avatar
sof committed
557
558
559
560
561
562
      AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
      if test -z "$PerlCmd"; then
         echo "You must install the version of Perl shipped with GHC"
         echo "(or a compatible one) in /bin."
         exit 1
      fi
rrt's avatar
rrt committed
563
564
565
566
567
568
569
570
571
572
573
574
   ;;
*)
   AC_PATH_PROG(PerlCmd,perl)
   if test -z "$PerlCmd"; then
      echo "You must install perl before you can continue"
      echo "Perhaps it is already installed, but not in your PATH?"
      exit 1
   else
   FPTOOLS_CHECK_PERL_VERSION
   fi
   ;;
esac
sof's avatar
sof committed
575

sof's avatar
sof committed
576
dnl ** does #! path/to/perl work? (sometimes it's too long...)
sof's avatar
sof committed
577
FPTOOLS_SHEBANG_PERL
sof's avatar
sof committed
578

579
580
581
dnl ** check for Python
AC_PATH_PROG(PythonCmd,python)

rrt's avatar
rrt committed
582
583
584
585
586
587
588
589
590
dnl ** look for GCC and find out which version
dnl     Figure out which C compiler to use.  Gcc is preferred.
dnl     If gcc, make sure it's at least 2.1
dnl
AC_PROG_CC
FPTOOLS_HAVE_GCC

dnl ** figure out how to invoke cpp directly (gcc -E is no good)
AC_PROG_CPP
591

592
593
594
595
596
597
598
599
600
601
dnl ** Without optimization some INLINE trickery fails for GHCi
SRC_CC_OPTS="-O"

dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
if test x"$TargetOS_CPP" = x"mingw32"; then
  FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
  SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
  CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
fi
AC_SUBST(SRC_CC_OPTS)
rrt's avatar
rrt committed
602

603
dnl ** figure out how to do context diffs
sof's avatar
sof committed
604
FPTOOLS_PROG_DIFF
sof's avatar
sof committed
605

rrt's avatar
rrt committed
606
dnl ** Find find command (for Win32's benefit)
sof's avatar
sof committed
607
FPTOOLS_FIND_FIND
sof's avatar
sof committed
608

609
dnl ** look for a decent parser generator (bison preferred)
sof's avatar
sof committed
610
611
dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing 
dnl  on the suitability of the 'yacc' returned.)
sof's avatar
sof committed
612
FPTOOLS_PROG_YACCY
613

sof's avatar
sof committed
614
615
616
617
dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
dnl    exists if 'flex' doesn't.
AC_PROG_LEX_STRICT
sof's avatar
sof committed
618

619
620
dnl ** figure out how to do a BSD-ish install
AC_PROG_INSTALL
sof's avatar
sof committed
621

reid's avatar
reid committed
622
623
624
dnl If you can run configure, you certainly have /bin/sh
AC_DEFINE(HAVE_BIN_SH)

sof's avatar
sof committed
625
dnl ** how to invoke `ar' and `ranlib'
sof's avatar
sof committed
626
FPTOOLS_PROG_AR_AND_RANLIB
sof's avatar
sof committed
627

628
dnl ** Check to see whether ln -s works
sof's avatar
sof committed
629
630
AC_PROG_LN_S

sof's avatar
sof committed
631
632

dnl ** Find the path to sed
sof's avatar
sof committed
633
634
AC_PATH_PROG(SedCmd,sed)

sof's avatar
sof committed
635
636

dnl ** check for time command
sof's avatar
sof committed
637
638
AC_PATH_PROG(TimeCmd,time)

sof's avatar
sof committed
639
640
dnl ** check for tar
dnl   if GNU tar is named gtar, look for it first.
641
AC_PATH_PROGS(TarCmd,gtar tar,tar)
sof's avatar
sof committed
642

sof's avatar
sof committed
643
dnl ** check for gzip/compress
644
645
AC_PATH_PROGS(CompressCmd,gzip compress,gzip)

chak's avatar
chak committed
646
dnl ** check for jade/openjade & determine a working catalog
rrt's avatar
rrt committed
647
AC_PATH_PROGS(JadeCmd,openjade jade,jade)
chak's avatar
chak committed
648
FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl, 
chak's avatar
chak committed
649
                        /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
chak's avatar
chak committed
650
651
652
if test -z "$Catalog"; then
  AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
fi
sof's avatar
sof committed
653
case $Catalog in
sof's avatar
sof committed
654
655
656
   yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
        Catalog=
   	;;
sof's avatar
sof committed
657
658
659
660
661
662
663
664
665
   glafp*) 
	case $HostOS_CPP in
	   mingw32)
	      Catalog=`cygpath -w $hardtop/$Catalog`
	      ;;
	   *) Catalog=$hardtop/$Catalog
	      ;;
	esac
   ;;
rrt's avatar
rrt committed
666
esac   
chak's avatar
chak committed
667
AC_SUBST(Catalog)
rrt's avatar
rrt committed
668

669
670
671
672
673
674
675
676
677
compress_nm=`basename $CompressCmd`
if test x"$compress_nm" = xgzip; then
  CompressCmd="$CompressCmd -d"
  CompressSuffix="gz"
else
  CompressSuffix="Z"
fi
AC_SUBST(CompressCmd)
AC_SUBST(CompressSuffix)
sof's avatar
sof committed
678

sof's avatar
sof committed
679
680
681
682
683
684
685
AC_ARG_ENABLE(src-tree-happy,
[  --enable-src-tree-happy
        Build and use source tree (fptools/happy) version of happy.
],
[UseSrcTreeHappy=YES],
[UseSrcTreeHappy=NO]
)
sof's avatar
sof committed
686
dnl ** check for installed happy binary + version
sof's avatar
sof committed
687
dnl    (don't do it if we're booting from .hc files though.)
688
if test "$BootingFromHc" = "NO"; then
sof's avatar
sof committed
689
FPTOOLS_HAPPY
sof's avatar
sof committed
690
fi;
sof's avatar
sof committed
691

692
693
694
695
696
697
698
699
700
701
AC_ARG_ENABLE(src-tree-haddock,
[  --enable-src-tree-haddock
        Build and use source tree (fptools/haddock) version of haddock.
],
[UseSrcTreeHaddock=YES],
[UseSrcTreeHaddock=NO]
)
dnl ** check for installed haddock
FPTOOLS_HADDOCK

sof's avatar
sof committed
702
703
704
dnl --------------------------------------------------
dnl ### program checking section ends here ###
dnl --------------------------------------------------
sof's avatar
sof committed
705

sof's avatar
sof committed
706
707
708
dnl --------------------------------------------------
dnl * Platform header file and syscall feature tests
dnl ### checking the state of the local header files and syscalls ###
sof's avatar
sof committed
709

710
711
dnl ** check for full ANSI header (.h) files
AC_HEADER_STDC
sof's avatar
sof committed
712

713
dnl ** check for specific header (.h) files that we are interested in
sof's avatar
sof committed
714
AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h bfd.h winsock.h pthread.h sys/uio.h)
715
AC_CHECK_HEADER(unistd.h,AC_CHECK_FUNC(lchown))
716
717
718
719
720
721
722
723
724
725
726
727

AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)

if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
  HaveReadlineHeaders=YES
  AC_DEFINE(HAVE_READLINE_HEADERS,1)
else
  HaveReadlineHeaders=NO
  AC_DEFINE(HAVE_READLINE_HEADERS,0)
fi
AC_SUBST(HaveReadlineHeaders)
reid's avatar
reid committed
728
729
730
731
732
733

dnl ** check for DOS include files
AC_CHECK_HEADERS(dos.h conio.h io.h std.h) 

dnl ** check for Windows include files
AC_CHECK_HEADERS(windows.h)
734
735
736

dnl ** check for OpenGL include files
AC_CHECK_HEADERS(GL/gl.h)
sof's avatar
sof committed
737

738
739
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
AC_HEADER_TIME
sof's avatar
sof committed
740

reid's avatar
reid committed
741
742
743
744
745
746
747
748
749
dnl dynamic loading include files
AC_CHECK_HEADERS(dlfcn.h dl.h) 

dnl ** check for farcalloc (in bcc)
AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))

dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))

750
751
752
753
754
dnl ** check for POSIX regex
HavePosixRegex=NO
AC_CHECK_HEADER(regex.h,AC_CHECK_FUNC(regcomp, HavePosixRegex=YES))
AC_SUBST(HavePosixRegex)

sof's avatar
sof committed
755
dnl ** how do we get a timezone name, and UTC offset ?
756
AC_STRUCT_TIMEZONE
sof's avatar
sof committed
757

reid's avatar
reid committed
758
dnl ** what's the type of timezone?
sof's avatar
sof committed
759
FPTOOLS_HAVE_TIMEZONE
sof's avatar
sof committed
760
FPTOOLS_TYPE_TIMEZONE
sof's avatar
sof committed
761

reid's avatar
reid committed
762
dnl ** do we have altzone?
sof's avatar
sof committed
763
FPTOOLS_ALTZONE
sof's avatar
sof committed
764

sof's avatar
sof committed
765
766
767
dnl ** does struct stat contain st_blksize?
AC_STRUCT_ST_BLKSIZE

768
769
770
dnl ** do we have long longs?
FPTOOLS_C_LONG_LONG

sof's avatar
sof committed
771
772
773
774
dnl ** check what fields struct msghdr contains
FPTOOLS_MSGHDR_MSG_ACCRIGHTS
FPTOOLS_MSGHDR_MSG_CONTROL

reid's avatar
reid committed
775
776
dnl ** what are the sizes of various types
dnl    (these must come before GHC_CHECK_ALIGNMENT)
777
AC_CHECK_SIZEOF(char,               1)
778
779
AC_CHECK_SIZEOF(double,             8)
AC_CHECK_SIZEOF(float,              4)
780
781
782
783
AC_CHECK_SIZEOF(int,                4)
AC_CHECK_SIZEOF(long,               4)
if test "$fptools_cv_have_long_long" = yes; then
AC_CHECK_SIZEOF(long long,          8)
784
785
786
787
788
789
fi
AC_CHECK_SIZEOF(short,              2)
AC_CHECK_SIZEOF(unsigned char,      1)
AC_CHECK_SIZEOF(unsigned int,       4)
AC_CHECK_SIZEOF(unsigned long,      4)
if test "$fptools_cv_have_long_long" = yes; then
790
791
AC_CHECK_SIZEOF(unsigned long long, 8)
fi
792
AC_CHECK_SIZEOF(unsigned short,     2)
793
AC_CHECK_SIZEOF(void *,             4)
reid's avatar
reid committed
794
795

dnl ** what are alignment constraints on various types
796
FPTOOLS_CHECK_ALIGNMENT(char)
797
798
FPTOOLS_CHECK_ALIGNMENT(double)
FPTOOLS_CHECK_ALIGNMENT(float)
799
FPTOOLS_CHECK_ALIGNMENT(int)
sof's avatar
sof committed
800
FPTOOLS_CHECK_ALIGNMENT(long)
801
802
if test "$fptools_cv_have_long_long" = yes; then
FPTOOLS_CHECK_ALIGNMENT(long long)
803
804
805
806
807
808
fi
FPTOOLS_CHECK_ALIGNMENT(short)
FPTOOLS_CHECK_ALIGNMENT(unsigned char)
FPTOOLS_CHECK_ALIGNMENT(unsigned int)
FPTOOLS_CHECK_ALIGNMENT(unsigned long)
if test "$fptools_cv_have_long_long" = yes; then
809
810
FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
fi
811
FPTOOLS_CHECK_ALIGNMENT(unsigned short)
812
FPTOOLS_CHECK_ALIGNMENT(void *)
reid's avatar
reid committed
813

814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
dnl ** map standard C types and ISO types to Haskell types
FPTOOLS_CHECK_HTYPE(char)
FPTOOLS_CHECK_HTYPE(signed char)
FPTOOLS_CHECK_HTYPE(unsigned char)
FPTOOLS_CHECK_HTYPE(short)
FPTOOLS_CHECK_HTYPE(unsigned short)
FPTOOLS_CHECK_HTYPE(int)
FPTOOLS_CHECK_HTYPE(unsigned int)
FPTOOLS_CHECK_HTYPE(long)
FPTOOLS_CHECK_HTYPE(unsigned long)
if test "$fptools_cv_have_long_long" = yes; then
FPTOOLS_CHECK_HTYPE(long long)
FPTOOLS_CHECK_HTYPE(unsigned long long)
fi
FPTOOLS_CHECK_HTYPE(float)
FPTOOLS_CHECK_HTYPE(double)
FPTOOLS_CHECK_HTYPE(ptrdiff_t)
FPTOOLS_CHECK_HTYPE(size_t)
FPTOOLS_CHECK_HTYPE(wchar_t)
833
834
dnl Int32 is a HACK for non-ISO C compilers
FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
835
836
FPTOOLS_CHECK_HTYPE(clock_t)
FPTOOLS_CHECK_HTYPE(time_t)
sof's avatar
sof committed
837
838
839
840
841
842
843
844
845
846
FPTOOLS_CHECK_HTYPE(dev_t, Word32)
FPTOOLS_CHECK_HTYPE(ino_t)
FPTOOLS_CHECK_HTYPE(mode_t)
FPTOOLS_CHECK_HTYPE(off_t)
FPTOOLS_CHECK_HTYPE(pid_t)
FPTOOLS_CHECK_HTYPE(gid_t)
FPTOOLS_CHECK_HTYPE(uid_t)
FPTOOLS_CHECK_HTYPE(cc_t)
FPTOOLS_CHECK_HTYPE(speed_t)
FPTOOLS_CHECK_HTYPE(tcflag_t)
847
FPTOOLS_CHECK_HTYPE(blkcnt_t)
sof's avatar
sof committed
848
849
FPTOOLS_CHECK_HTYPE(nlink_t)
FPTOOLS_CHECK_HTYPE(ssize_t)
850

851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
dnl ** Map OpenGL data types to Haskell types
if test $GhcLibsWithHOpenGL = YES ; then
FPTOOLS_CHECK_HTYPE(GLboolean)
FPTOOLS_CHECK_HTYPE(GLbyte)
FPTOOLS_CHECK_HTYPE(GLubyte)
FPTOOLS_CHECK_HTYPE(GLshort)
FPTOOLS_CHECK_HTYPE(GLushort)
FPTOOLS_CHECK_HTYPE(GLint)
FPTOOLS_CHECK_HTYPE(GLuint)
FPTOOLS_CHECK_HTYPE(GLsizei)
FPTOOLS_CHECK_HTYPE(GLenum)
FPTOOLS_CHECK_HTYPE(GLbitfield)
FPTOOLS_CHECK_HTYPE(GLfloat)
FPTOOLS_CHECK_HTYPE(GLclampf)
FPTOOLS_CHECK_HTYPE(GLdouble)
FPTOOLS_CHECK_HTYPE(GLclampd)
fi

869
870
FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)

sof's avatar
sof committed
871
872
873
dnl ** can we open files in binary mode?
FPTOOLS_O_BINARY

reid's avatar
reid committed
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
dnl ** check for GetModuleFileName and WinExec (windows only)
dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
dnl Doesn't work because the linker can't see the functions if
dnl you omit the #include <windows.h>.  (I've no idea why not...)

FPTOOLS_TRY_LINK_NOWARN(,[
#if HAVE_WINDOWS_H
#include <windows.h>
#endif
main() { 
  WinExec("",0);
  exit(0);
}
],
[have_winexec=1],
[have_winexec=0])
if test "$have_winexec" = "1"; then
AC_DEFINE(HAVE_WINEXEC)
fi

FPTOOLS_TRY_LINK_NOWARN(,[
#if HAVE_WINDOWS_H
#include <windows.h>
#endif
main() { 
  char* dir;
  GetModuleFileName((HMODULE)0,dir,0);
  exit(0);
}
],
[have_getmodulefilename=1],
[have_getmodulefilename=0])
if test "$have_getmodulefilename" = "1"; then
AC_DEFINE(HAVE_GETMODULEFILENAME)
fi

dnl ** check return type of signal handlers
dnl Foo: assumes we can use prototypes.
dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
dnl [AC_TRY_COMPILE([#include <sys/types.h>
dnl #include <signal.h>
dnl #ifdef signal
dnl #undef signal
dnl #endif
dnl void (*signal (int, void (*)(int)))(int);
dnl ],
dnl [int i;], 
dnl ac_cv_type_signal_handler=void_int,
dnl ac_cv_type_signal_handler=int_void)])
dnl if test "$ac_cv_type_signal_handler" = void_int; then
dnl AC_DEFINE(VOID_INT_SIGNALS)
dnl fi

dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
AC_TYPE_SIGNAL
if test "$ac_cv_type_signal" = void; then
AC_DEFINE(VOID_INT_SIGNALS)
fi

dnl ** check for more functions
AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
AC_CHECK_FUNCS(strcmp)
AC_CHECK_FUNCS(realpath _fullpath)  
AC_CHECK_FUNCS(PBHSetVolSync macsystem)  
AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
AC_CHECK_FUNCS(vsnprintf _vsnprintf)
AC_CHECK_FUNCS(snprintf  _snprintf )  
AC_CHECK_FUNCS(popen     _popen )  
AC_CHECK_FUNCS(pclose    _pclose )  


946
dnl ** check for specific library functions that we are interested in
sof's avatar
sof committed
947
AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r)
sof's avatar
sof committed
948

949
dnl ** check whether this machine has gmp3 installed
950
951
AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
  AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
952
    HaveLibGmp=NO; LibGmp=not-installed))
953
AC_SUBST(HaveLibGmp)
954
AC_SUBST(LibGmp)
955

956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
dnl ** (Mac OS X only: check for HaskellSupport.framework)
HaveFrameworkHaskellSupport=NO
if test $HostPlatform = "powerpc-apple-darwin"; then
 AC_MSG_CHECKING([for HaskellSupport.framework])
 save_libs="$LIBS"
 LIBS="-framework HaskellSupport"
 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
 if test $HaveFrameworkHaskellSupport = YES; then
  AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
 fi;
 LIBS="$save_libs"
 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
fi;
AC_SUBST(HaveFrameworkHaskellSupport)

971
972
973
974
975
976
977
978
dnl ** check for mingwex library
AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
AC_SUBST(HaveLibMingwEx)

if test $HaveLibMingwEx = YES ; then
  AC_DEFINE(HAVE_MINGWEX)
fi

979
980
981
982
983
984
if test "$HaveLibGmp" = "NO"; then
if test "$HostArch_CPP" = "ia64"; then
AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
fi;
fi;

985
986
987
dnl ** check whether this machine has GNU regex in libc.
FPTOOLS_REGEX_IN_LIBC

reid's avatar
reid committed
988
dnl ** check whether this machine has BFD and liberty installed (used for debugging)
sof's avatar
sof committed
989
dnl    the order of these tests matters: bfd needs liberty
reid's avatar
reid committed
990
991
AC_CHECK_LIB(iberty, xmalloc)
AC_CHECK_LIB(bfd,    bfd_init)
reid's avatar
reid committed
992

993
994
995
996
997
998
999
1000
1001
1002
1003
1004
dnl ** check for readline, for Hugs and hslibs' Readline
dnl ncurses supersedes termcap and curses, but for compatibility,
dnl we have to check for all...
AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
  AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
    AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
      HaveLibTermcap=NO; LibTermcap=not-installed)))

if test $HaveLibTermcap = YES ; then
  LIBS="-l$LibTermcap $LIBS"
  AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
fi
1005

1006
1007
if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
  AC_DEFINE(HAVE_READLINE_LIBS,1)
1008
  LibsReadline="readline $LibTermcap"
1009
1010
1011
1012
1013
else
  AC_DEFINE(HAVE_READLINE_LIBS,0)
  LibsReadline=
fi
AC_SUBST(LibsReadline)
1014

1015
1016
1017
1018
if test "$HaveLibReadline"; then
  AC_CHECK_LIB(readline, rl_erase_empty_line,
    [AC_DEFINE(HAVE_READLINE_4, 1)],
    [AC_DEFINE(HAVE_READLINE_4, 0)])
1019
1020
1021
  AC_CHECK_LIB(readline, rl_free_undo_list,
    [AC_DEFINE(HAVE_READLINE_4_2, 1)],
    [AC_DEFINE(HAVE_READLINE_4_2, 0)])
1022
1023
else
  AC_DEFINE(HAVE_READLINE_4, 0)
1024
  AC_DEFINE(HAVE_READLINE_4_2, 0)
1025
1026
fi

sebc's avatar
sebc committed
1027
1028
1029
1030
dnl ** check for math library
FPTOOLS_CHECK_LIBM()
AC_SUBST(LIBM)

reid's avatar
reid committed
1031
1032
1033
1034
1035
1036
case $HostOS_CPP in
cygwin32) ;;
mingw32)  ;;
*) AC_PATH_XTRA() ;;
esac

1037
1038
FPTOOLS_HAVE_OPENGL

reid's avatar
reid committed
1039
1040
1041
1042
dnl ################################################################
dnl Check for libraries
dnl ################################################################

1043
1044
dnl ** check for libdl & RTLD_NEXT

1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
dnl (Mac OS X only) ... but don't check if we already have the
dl HaskellSupport.framework

if test $HaveFrameworkHaskellSupport = YES; then
    HaveLibDL = NO
    HaveRtldNext=NO
    HaveRtldLocal=YES
    AC_DEFINE(HAVE_RTLDLOCAL)
    HaveRtldGlobal=YES
    AC_DEFINE(HAVE_RTLDGLOBAL)
    HaveRtldNow=YES
    AC_DEFINE(HAVE_RTLDNOW)
    AC_SUBST(HaveLibDL)
    AC_SUBST(HaveRtldNext)
    AC_SUBST(HaveRtldLocal)
    AC_SUBST(HaveRtldGlobal)
    AC_SUBST(HaveRtldNow)
else
    AC_CHECK_LIB(dl, dlopen, 
    	[HaveLibDL=YES
    	 AC_DEFINE(HAVE_LIBDL)
    	 LIBS="$LIBS -ldl"], 
    	[HaveLibDL=NO])
    AC_CHECK_FUNCS(dlopen)
    AC_SUBST(HaveLibDL)

    dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
    AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
    AC_EGREP_CPP(yes,
    [
     #include <dlfcn.h>
     #ifdef RTLD_NEXT
            yes
     #endif
    ], [
      AC_MSG_RESULT(yes)
      AC_DEFINE(HAVE_RTLDNEXT)
      HaveRtldNext=YES
    ], [
      AC_MSG_RESULT(no)
      HaveRtldNext=NO
      ])    
    AC_SUBST(HaveRtldNext)

    dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
    AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
    AC_EGREP_CPP(yes,
    [
     #include <dlfcn.h>
     #ifdef RTLD_LOCAL
            yes
     #endif
    ], [
      AC_MSG_RESULT(yes)
      AC_DEFINE(HAVE_RTLDLOCAL)
      HaveRtldLocal=YES
    ], [
      AC_MSG_RESULT(no)
      HaveRtldLocal=NO
      ])    
    AC_SUBST(HaveRtldLocal)

    dnl ** RTLD_GLOBAL isn't available on openbsd
    AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
    AC_EGREP_CPP(yes,
    [
     #include <dlfcn.h>
     #ifdef RTLD_GLOBAL
            yes
     #endif
    ], [
      AC_MSG_RESULT(yes)
      AC_DEFINE(HAVE_RTLDGLOBAL)
      HaveRtldGlobal=YES
    ], [
      AC_MSG_RESULT(no)
      HaveRtldGlobal=NO
      ])    
    AC_SUBST(HaveRtldGlobal)

    dnl ** RTLD_NOW isn't available on openbsd
    AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
    AC_EGREP_CPP(yes,
    [
     #include <dlfcn.h>
     #ifdef RTLD_NOW
            yes
     #endif
    ], [
      AC_MSG_RESULT(yes)
      AC_DEFINE(HAVE_RTLDNOW)
      HaveRtldNow=YES
    ], [
      AC_MSG_RESULT(no)
      HaveRtldNow=NO
      ])    
    AC_SUBST(HaveRtldNow)
fi
1143

reid's avatar
reid committed
1144
FPTOOLS_CHECK_LIB_NOWARN(m, atan)
sof's avatar
sof committed
1145

1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
dnl ---------- usleep ----------
dnl --- stolen from guile configure ---
dnl --- FIXME: /usr/include/unistd.h can't be right?

### On some systems usleep has no return value.  If it does have one,
### we'd like to return it; otherwise, we'll fake it.
AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
  [AC_EGREP_HEADER(changequote(<, >)<void[      ]+usleep>changequote([, ]),
                   /usr/include/unistd.h,
                   [cv_func_usleep_return_type=void],
                   [cv_func_usleep_return_type=int])])
case "$cv_func_usleep_return_type" in
  "void" )
    AC_DEFINE(USLEEP_RETURNS_VOID, 1,
      [Define if the system headers declare usleep to return void.])
  ;;
esac

1164
1165
1166
1167
1168
1169
1170
1171
dnl --------------------------------------------------
dnl * test for in_addr_t
dnl --------------------------------------------------
AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
AC_EGREP_HEADER(in_addr_t, netinet/in.h,
 [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
 AC_MSG_RESULT(no))

sof's avatar
sof committed
1172
dnl --------------------------------------------------
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
dnl * test for GTK+
dnl --------------------------------------------------

AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
if test "$GTK_CONFIG" != ""; then
   AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
	fptools_cv_gtk_version=`$GTK_CONFIG --version`
    ])
    GTK_VERSION=$fptools_cv_gtk_version
else
    GTK_VERSION=
fi

case $fptools_cv_gtk_version in
  1.[[23]].*) ;;
  *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
     GTK_CONFIG=
     ;;
esac

AC_SUBST(GTK_CONFIG)
AC_SUBST(GTK_VERSION)

dnl --------------------------------------------------
sof's avatar
sof committed
1197
1198
1199
dnl * Miscellaneous feature tests
dnl --------------------------------------------------

sof's avatar
sof committed
1200
dnl ** can we get alloca?
1201
AC_FUNC_ALLOCA
sof's avatar
sof committed
1202

1203
1204
dnl ** determine whether or not const works
AC_C_CONST
sof's avatar
sof committed
1205

reid's avatar
reid committed
1206
1207
1208
dnl ** determine whether ANSI-function prototypes work?
AC_C_PROTOTYPES          

1209
1210
dnl ** are we big endian?
AC_C_BIGENDIAN
sof's avatar
sof committed
1211
# Allay users' general fear of warnings of any kind.
1212
1213
1214
errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
)
errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
sof's avatar
sof committed
1215
)
sof's avatar
sof committed
1216

1217
dnl ** check for leading underscores in symbol names
sof's avatar
sof committed
1218
FPTOOLS_UNDERSCORE
1219

sof's avatar
sof committed
1220
1221
1222
1223
1224
1225
1226
1227
1228
dnl ** how is the end of text section signalled?
FPTOOLS_END_TEXT_SECTION

dnl ** how is the end of data section signalled?
FPTOOLS_END_DATA_SECTION

dnl ** code before data?
FPTOOLS_CODE_BEFORE_DATA

1229
dnl ** check for ld, and whether ld has -x option
sof's avatar
sof committed
1230
1231
1232
1233
1234
1235
1236
1237
AC_PATH_PROG(LdCmdRaw, ld)
case $HostOS_CPP in
 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
 	   ;;
 *) LdCmd=${LdCmdRaw}
    ;;
esac
AC_SUBST(LdCmd)
1238
FPTOOLS_LD_X
sof's avatar
sof committed
1239

1240
1241
1242
1243
1244
1245
1246
1247
AC_MSG_CHECKING([for SIGPOLL])
AC_EGREP_CPP(we_have_sigpoll,
[#include <signal.h>
#ifdef SIGPOLL
we_have_sigpoll
#endif
], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
AC_MSG_RESULT([$haveSIGPOLL])
1248
AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )