This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
/
configure.in
2515 lines (2380 loc) · 86.3 KB
1
2
dnl Process this file with autoconf to produce a configure script.
AC_INIT(README)
3
AC_CONFIG_HEADER(include/SDL_config.h)
4
AC_GNU_SOURCE
5
6
7
8
9
10
11
12
13
14
15
16
17
dnl Set various version strings - taken gratefully from the GTk sources
#
# Making releases:
# Edit include/SDL/SDL_version.h and change the version, then:
# SDL_MICRO_VERSION += 1;
# SDL_INTERFACE_AGE += 1;
# SDL_BINARY_AGE += 1;
# if any functions have been added, set SDL_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
#
SDL_MAJOR_VERSION=1
18
19
SDL_MINOR_VERSION=3
SDL_MICRO_VERSION=0
20
SDL_INTERFACE_AGE=0
21
SDL_BINARY_AGE=0
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
AC_SUBST(SDL_MAJOR_VERSION)
AC_SUBST(SDL_MINOR_VERSION)
AC_SUBST(SDL_MICRO_VERSION)
AC_SUBST(SDL_INTERFACE_AGE)
AC_SUBST(SDL_BINARY_AGE)
AC_SUBST(SDL_VERSION)
# libtool versioning
LT_RELEASE=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION
LT_CURRENT=`expr $SDL_MICRO_VERSION - $SDL_INTERFACE_AGE`
LT_REVISION=$SDL_INTERFACE_AGE
LT_AGE=`expr $SDL_BINARY_AGE - $SDL_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
42
dnl Detect the canonical build and host environments
43
AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
44
AC_CANONICAL_HOST
45
46
47
48
49
50
AC_C_BIGENDIAN
if test x$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
51
52
dnl Set up the compiler and linker flags
53
INCLUDE="-I$srcdir/include"
54
if test x$srcdir != x.; then
55
56
57
58
59
# Remove SDL_config.h from the source directory, since it's the
# default one, and we want to include the one that we generate.
if test -f $srcdir/include/SDL_config.h; then
rm $srcdir/include/SDL_config.h
fi
60
INCLUDE="-Iinclude $INCLUDE"
61
fi
62
case "$host" in
63
64
*-*-cygwin*)
# We build SDL on cygwin without the UNIX emulation layer
65
66
BASE_CFLAGS="-I/usr/include/mingw -mno-cygwin"
BASE_LDFLAGS="-mno-cygwin"
67
68
;;
*)
69
70
BASE_CFLAGS="-D_GNU_SOURCE=1"
BASE_LDFLAGS=""
71
72
;;
esac
73
BUILD_CFLAGS="$CFLAGS $CPPFLAGS"
74
75
76
EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
BUILD_LDFLAGS="$LDFLAGS"
EXTRA_LDFLAGS="$BASE_LDFLAGS"
77
78
79
80
81
82
83
84
85
# I can't remember why I added this. I'm sure it'll come to me...
#for path in /usr/local; do
# if test -d $path/include; then
# EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"
# fi
# if test -d $path/lib; then
# EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"
# fi
#done
86
87
88
89
90
SDL_CFLAGS="$BASE_CFLAGS"
SDL_LIBS="-lSDL $BASE_LDFLAGS"
CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
CFLAGS="$CFLAGS $EXTRA_CFLAGS"
LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
91
92
93
dnl Check for tools
AC_LIBTOOL_WIN32_DLL
94
AC_PROG_LIBTOOL
95
AC_PROG_CC
96
AC_PROG_CXX
97
AC_PROG_INSTALL
98
AC_PROG_MAKE_SET
99
100
dnl Check for compiler characteristics
101
102
AC_C_CONST
AC_C_INLINE
103
104
AC_C_VOLATILE
105
106
dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
107
AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
108
109
110
111
112
113
, enable_libc=yes)
if test x$enable_libc = xyes; then
AC_DEFINE(HAVE_LIBC)
dnl Check for C library headers
AC_HEADER_STDC
114
AC_CHECK_HEADERS(sys/types.h stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h strings.h inttypes.h stdint.h ctype.h math.h iconv.h signal.h)
115
116
117
118
119
120
121
122
123
124
dnl Check for typedefs, structures, etc.
AC_TYPE_SIZE_T
if test x$ac_cv_header_inttypes_h = xyes -o x$ac_cv_header_stdint_h = xyes; then
AC_CHECK_TYPE(int64_t)
if test x$ac_cv_type_int64_t = xyes; then
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
have_inttypes=yes
fi
125
126
127
128
129
130
dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_MEMCMP
if test x$ac_cv_func_memcmp_working = xyes; then
AC_DEFINE(HAVE_MEMCMP)
131
fi
132
133
134
135
AC_FUNC_STRTOD
if test x$ac_cv_func_strtod = xyes; then
AC_DEFINE(HAVE_STRTOD)
fi
136
AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep)
137
138
AC_CHECK_LIB(iconv, libiconv_open, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
139
AC_CHECK_LIB(m, pow, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
140
141
142
fi
if test x$have_inttypes != xyes; then
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 8)
if test x$ac_cv_sizeof_char = x1; then
AC_DEFINE(int8_t, signed char)
AC_DEFINE(uint8_t, unsigned char)
fi
if test x$ac_cv_sizeof_short = x2; then
AC_DEFINE(int16_t, signed short)
AC_DEFINE(uint16_t, unsigned short)
else
if test x$ac_cv_sizeof_int = x2; then
AC_DEFINE(int16_t, signed int)
AC_DEFINE(uint16_t, unsigned int)
fi
fi
if test x$ac_cv_sizeof_int = x4; then
AC_DEFINE(int32_t, signed int)
AC_DEFINE(uint32_t, unsigned int)
else
if test x$ac_cv_sizeof_long = x4; then
AC_DEFINE(int32_t, signed long)
AC_DEFINE(uint32_t, unsigned long)
fi
fi
if test x$ac_cv_sizeof_long = x8; then
AC_DEFINE(int64_t, signed long)
AC_DEFINE(uint64_t, unsigned long)
AC_DEFINE(SDL_HAS_64BIT_TYPE)
else
if test x$ac_cv_sizeof_long_long = x8; then
AC_DEFINE(int64_t, signed long long)
AC_DEFINE(uint64_t, unsigned long long)
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
fi
181
182
AC_DEFINE(size_t, unsigned int)
AC_DEFINE(uintptr_t, unsigned long)
183
fi
184
185
186
187
188
189
190
191
192
193
194
195
196
197
# Standard C sources
SOURCES="$SOURCES $srcdir/src/*.c"
SOURCES="$SOURCES $srcdir/src/audio/*.c"
SOURCES="$SOURCES $srcdir/src/cdrom/*.c"
SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
SOURCES="$SOURCES $srcdir/src/events/*.c"
SOURCES="$SOURCES $srcdir/src/file/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/*.c"
SOURCES="$SOURCES $srcdir/src/stdlib/*.c"
SOURCES="$SOURCES $srcdir/src/thread/*.c"
SOURCES="$SOURCES $srcdir/src/timer/*.c"
SOURCES="$SOURCES $srcdir/src/video/*.c"
198
199
200
dnl Enable/disable various subsystems of the SDL library
AC_ARG_ENABLE(audio,
201
AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
202
, enable_audio=yes)
203
204
if test x$enable_audio != xyes; then
AC_DEFINE(SDL_AUDIO_DISABLED)
205
206
fi
AC_ARG_ENABLE(video,
207
AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
208
, enable_video=yes)
209
210
if test x$enable_video != xyes; then
AC_DEFINE(SDL_VIDEO_DISABLED)
211
212
fi
AC_ARG_ENABLE(events,
213
AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
214
, enable_events=yes)
215
216
if test x$enable_events != xyes; then
AC_DEFINE(SDL_EVENTS_DISABLED)
217
218
fi
AC_ARG_ENABLE(joystick,
219
AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
220
, enable_joystick=yes)
221
222
if test x$enable_joystick != xyes; then
AC_DEFINE(SDL_JOYSTICK_DISABLED)
223
224
fi
AC_ARG_ENABLE(cdrom,
225
AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [[default=yes]]]),
226
, enable_cdrom=yes)
227
228
if test x$enable_cdrom != xyes; then
AC_DEFINE(SDL_CDROM_DISABLED)
229
230
fi
AC_ARG_ENABLE(threads,
231
AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
232
233
, enable_threads=yes)
if test x$enable_threads != xyes; then
234
AC_DEFINE(SDL_THREADS_DISABLED)
235
236
fi
AC_ARG_ENABLE(timers,
237
AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
238
, enable_timers=yes)
239
240
if test x$enable_timers != xyes; then
AC_DEFINE(SDL_TIMERS_DISABLED)
241
242
fi
AC_ARG_ENABLE(file,
243
AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
244
, enable_file=yes)
245
246
247
248
if test x$enable_file != xyes; then
AC_DEFINE(SDL_FILE_DISABLED)
fi
AC_ARG_ENABLE(loadso,
249
AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
250
251
252
, enable_loadso=yes)
if test x$enable_loadso != xyes; then
AC_DEFINE(SDL_LOADSO_DISABLED)
253
fi
254
AC_ARG_ENABLE(cpuinfo,
255
AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
256
, enable_cpuinfo=yes)
257
258
259
if test x$enable_cpuinfo != xyes; then
AC_DEFINE(SDL_CPUINFO_DISABLED)
fi
260
AC_ARG_ENABLE(assembly,
261
AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
262
263
264
, enable_assembly=yes)
if test x$enable_assembly = xyes; then
AC_DEFINE(SDL_ASSEMBLY_ROUTINES)
265
fi
266
267
268
269
270
dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
271
AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=yes]]]),
272
273
274
275
, enable_oss=yes)
if test x$enable_audio = xyes -a x$enable_oss = xyes; then
AC_MSG_CHECKING(for OSS audio support)
have_oss=no
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <sys/soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
])
fi
if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
292
AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H)
293
294
])
fi
295
296
AC_MSG_RESULT($have_oss)
if test x$have_oss = xyes; then
297
298
299
300
301
AC_DEFINE(SDL_AUDIO_DRIVER_OSS)
SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
SOURCES="$SOURCES $srcdir/src/audio/dma/*.c"
have_audio=yes
302
# We may need to link with ossaudio emulation library
303
case "$host" in
304
*-*-openbsd*|*-*-netbsd*)
305
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
306
esac
307
308
309
310
311
312
313
314
fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
315
AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
316
317
, enable_alsa=yes)
if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
318
AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
319
320
321
322
# Restore all flags from before the ALSA detection runs
CFLAGS="$alsa_save_CFLAGS"
LDFLAGS="$alsa_save_LDFLAGS"
LIBS="$alsa_save_LIBS"
323
if test x$have_alsa = xyes; then
324
AC_ARG_ENABLE(alsa-shared,
325
AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
326
327
328
329
330
331
332
333
334
335
336
, enable_alsa_shared=yes)
if test "x`echo $ALSA_LIBS | grep -- -L`" = "x"; then
if test "x`ls /lib/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/lib $ALSA_LIBS"
elif test "x`ls /usr/lib/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/lib $ALSA_LIBS"
elif test "x`ls /usr/local/lib/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/local/lib $ALSA_LIBS"
fi
fi
alsa_lib_spec=`echo $ALSA_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libasound.so.*/'`
337
alsa_lib=`ls -- $alsa_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
338
339
340
341
echo "-- $alsa_lib_spec -> $alsa_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_ALSA)
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
342
EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
343
344
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
345
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
346
347
348
349
350
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
351
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
352
353
354
355
fi
have_audio=yes
fi
fi
356
357
}
358
359
360
361
362
363
364
365
366
367
368
369
370
dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$enable_audio = xyes; then
AC_MSG_CHECKING(for dmedia audio support)
have_dmedia=no
AC_TRY_COMPILE([
#include <dmedia/audio.h>
],[
ALport audio_port;
],[
have_dmedia=yes
])
371
AC_MSG_RESULT($have_dmedia)
372
373
# Set up files for the audio library
if test x$have_dmedia = xyes; then
374
375
AC_DEFINE(SDL_AUDIO_DRIVER_DMEDIA)
SOURCES="$SOURCES $srcdir/src/audio/dmedia/*.c"
376
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -laudio"
377
have_audio=yes
378
379
380
381
fi
fi
}
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
dnl Check whether we want to use Tru64 UNIX native audio or not
CheckMME()
{
dnl Make sure we are running on an Tru64 UNIX
case $ARCH in
osf)
;;
*)
return
;;
esac
if test x$enable_audio = xyes; then
AC_MSG_CHECKING(for MME audio support)
MME_CFLAGS="-I/usr/include/mme"
MME_LIBS="-lmme"
have_mme=no
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $MME_CFLAGS"
AC_TRY_COMPILE([
#include <mme_api.h>
],[
HWAVEOUT sound;
],[
have_mme=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($have_mme)
# Set up files for the audio library
if test x$have_mme = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_MMEAUDIO)
SOURCES="$SOURCES $srcdir/src/audio/mme/*.c"
413
414
EXTRA_CFLAGS="$EXTRA_CFLAGS $MME_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MME_LIBS"
415
416
417
418
419
have_audio=yes
fi
fi
}
420
421
422
423
dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
424
AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
425
426
, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
427
428
AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
if test x$have_esd = xyes; then
429
AC_ARG_ENABLE(esd-shared,
430
AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
431
, enable_esd_shared=yes)
432
esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
433
esd_lib=`ls -- $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
434
echo "-- $esd_lib_spec -> $esd_lib"
435
436
437
AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
438
EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
439
if test x$have_loadso != xyes && \
440
test x$enable_esd_shared = xyes; then
441
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
442
fi
443
if test x$have_loadso = xyes && \
444
test x$enable_esd_shared = xyes && test x$esd_lib != x; then
445
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
446
else
447
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
448
fi
449
have_audio=yes
450
fi
451
452
453
454
455
456
fi
}
CheckARTSC()
{
AC_ARG_ENABLE(arts,
457
AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
458
459
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
460
461
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
462
463
: # arts isn't installed
else
464
465
466
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
ARTS_PREFIX=`$ARTSCONFIG --arts-prefix`
467
468
469
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
470
CFLAGS="$CFLAGS $ARTS_CFLAGS"
471
472
473
474
475
476
477
478
479
480
AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
481
AC_ARG_ENABLE(arts-shared,
482
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
483
, enable_arts_shared=yes)
484
arts_lib_spec="$ARTS_PREFIX/lib/libartsc.so.*"
485
arts_lib=`ls -- $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
486
echo "-- $arts_lib_spec -> $arts_lib"
487
488
489
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
490
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
491
if test x$have_loadso != xyes && \
492
test x$enable_arts_shared = xyes; then
493
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
494
fi
495
if test x$have_loadso = xyes && \
496
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
497
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
498
else
499
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
500
fi
501
have_audio=yes
502
503
504
505
506
507
508
509
510
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
511
AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
512
, enable_nas=yes)
513
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
514
515
516
517
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
if test -r /usr/X11R6/include/audio/audiolib.h; then
have_nas=yes
518
NAS_CFLAGS="-I/usr/X11R6/include/"
519
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
520
521
522
523
524
525
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
526
NAS_LIBS="-lnas -lXt"
527
fi
528
AC_MSG_RESULT($have_nas)
529
530
531
if test x$have_nas = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
532
533
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
534
535
have_audio=yes
fi
536
537
538
fi
}
539
540
541
542
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
543
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
544
, enable_diskaudio=yes)
545
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
546
547
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
548
549
550
fi
}
551
552
553
554
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
555
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
556
557
558
559
560
561
562
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
563
564
565
566
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
567
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [[default=yes]]]),
568
569
570
571
572
573
, enable_mintaudio=yes)
if test x$enable_audio = xyes -a x$enable_mintaudio = xyes; then
mintaudio=no
AC_CHECK_HEADER(mint/falcon.h, have_mint_falcon_hdr=yes)
if test x$have_mint_falcon_hdr = xyes; then
mintaudio=yes
574
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
575
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
576
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
577
have_audio=yes
578
579
580
581
fi
fi
}
582
dnl See if we can use x86 assembly blitters
583
# NASM is available from: http://nasm.sourceforge.net
584
585
586
CheckNASM()
{
dnl Make sure we are running on an x86 platform
587
case $host in
588
589
590
591
592
593
594
595
596
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
597
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [[default=yes]]]),
598
, enable_nasm=yes)
599
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
600
601
602
603
604
AC_PATH_PROG(NASM, yasm)
if test "x$NASM" = x -o "x$NASM" = x'"$NASM"'; then
AC_PATH_PROG(NASM, nasm)
fi
if test "x$NASM" != x -a "x$NASM" != x'"$NASM"'; then
605
606
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
607
if test x"$NASMFLAGS" = x; then
608
609
610
611
612
613
614
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
openbsd)
NASMFLAGS="-f aoutb"
;;
615
616
617
macosx)
NASMFLAGS="-f macho"
;;
618
619
620
621
622
*)
NASMFLAGS="-f elf"
;;
esac
fi
623
624
625
NASMFLAGS="$NASMFLAGS -i $srcdir/src/hermes/"
dnl See if hidden visibility is supported
626
627
echo "GLOBAL _bar:function hidden" > nasm_vis.asm
echo "_bar:" >>nasm_vis.asm
628
if $NASM $NASMFLAGS nasm_vis.asm -o nasm_vis.o >&AS_MESSAGE_LOG_FD 2>&1; then
629
630
631
632
NASMFLAGS="$NASMFLAGS -DHIDDEN_VISIBILITY"
fi
rm -f nasm_vis.asm nasm_vis.o
633
AC_SUBST(NASM)
634
AC_SUBST(NASMFLAGS)
635
636
case "$host" in
637
# this line is needed for QNX, because it's not defined the __ELF__
638
*-*-qnx*)
639
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
640
*-*-solaris*)
641
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
642
esac
643
644
645
646
647
648
649
650
fi
fi
}
dnl Check for altivec instruction support using gas syntax
CheckAltivec()
{
AC_ARG_ENABLE(altivec,
651
AC_HELP_STRING([--enable-altivec], [use altivec assembly blitters on PPC [[default=yes]]]),
652
, enable_altivec=yes)
653
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
have_altivec_h_hdr=no
AC_CHECK_HEADER(altivec.h, have_altivec_h_hdr=yes)
save_CFLAGS="$CFLAGS"
have_gcc_altivec=no
AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
altivec_CFLAGS="-maltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
if test x$have_altivec_h_hdr = xyes; then
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
else
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
altivec_CFLAGS="-faltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
if test x$have_altivec_h_hdr = xyes; then
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
else
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
fi
CFLAGS="$save_CFLAGS"
714
715
716
717
718
719
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
720
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
721
722
723
724
fi
fi
}
725
726
727
728
729
730
731
732
733
734
735
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS $visibility_CFLAGS"
AC_TRY_COMPILE([
736
737
738
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
739
740
741
742
743
744
745
746
],[
],[
have_gcc_fvisibility=yes
])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
747
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
748
749
750
751
fi
}
752
753
754
755
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
756
757
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
758
759
if test x$enable_ipod = xyes; then
760
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
761
762
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
763
fi
764
}
765
766
767
768
dnl Find the nanox include and library directories
CheckNANOX()
{
769
AC_ARG_ENABLE(video-nanox,
770
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [[default=no]]]),
771
772
773
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
774
AC_ARG_ENABLE(nanox-debug,
775
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [[default=no]]]),
776
, enable_nanox_debug=no)
777
if test x$enable_nanox_debug = xyes; then
778
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
779
780
fi
781
AC_ARG_ENABLE(nanox-share-memory,
782
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [[default=no]]]),
783
, enable_nanox_share_memory=no)
784
if test x$enable_nanox_share_memory = xyes; then
785
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
786
787
fi
788
AC_ARG_ENABLE(nanox_direct_fb,
789
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [[default=no]]]),
790
, enable_nanox_direct_fb=no)
791
if test x$enable_nanox_direct_fb = xyes; then
792
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
793
fi
794
795
796
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
797
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
798
have_video=yes
799
fi
800
801
}
802
803
804
805
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
806
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
807
808
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
809
case "$host" in
810
811
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
812
if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
813
814
815
816
817
x_includes="/usr/X11R6/include"
x_libraries="/usr/X11R6/lib"
fi
;;
esac
818
819
820
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
821
822
823
824
825
# Only allow dynamically loaded X11 if the X11 function pointers
# will not end up in the global namespace, which causes problems
# with other libraries calling X11 functions.
x11_symbols_private=$have_gcc_fvisibility
826
AC_ARG_ENABLE(x11-shared,
827
828
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
, enable_x11_shared=maybe)
829
830
case "$host" in
831
*-*-darwin*) # Latest Mac OS X actually ships with Xrandr/Xrender libs...
832
x11_symbols_private=yes
833
834
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
835
xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
836
xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
837
;;
838
839
840
841
842
*-*-osf*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*-*-irix*) # IRIX 6.5 requires that we use /usr/lib32
843
844
845
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
846
*)
847
x11_lib_spec=[`echo $X_LIBS | sed 's/.*-L\([^ ]*\).*/\1/'`]
848
849
for path in $x11_lib_path /usr/lib /usr/X11/lib /usr/X11R6/lib; do
if test "x$x11_lib" = "x"; then
850
x11_lib=[`ls -- $path/libX11.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
851
852
853
if test "x$x11_lib" = "x"; then
x11_lib=[`ls -- $path/libX11.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
854
855
fi
if test "x$x11ext_lib" = "x"; then
856
x11ext_lib=[`ls -- $path/libXext.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
857
858
859
if test "x$x11ext_lib" = "x"; then
x11ext_lib=[`ls -- $path/libXext.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
860
fi
861
if test "x$xrender_lib" = "x"; then
862
xrender_lib=[`ls -- $path/libXrender.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
863
864
865
if test "x$xrender_lib" = "x"; then
xrender_lib=[`ls -- $path/libXrender.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
866
867
fi
if test "x$xrandr_lib" = "x"; then
868
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
869
870
871
if test "x$xrandr_lib" = "x"; then
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
872
fi
873
done
874
875
;;
esac
876
877
878
879
880
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
881
882
CFLAGS="$CFLAGS $X_CFLAGS"
LDFLAGS="$LDFLAGS $X_LIBS"
883
884
885
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
886
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
887
888
889
890
if test x$enable_x11_shared = xmaybe; then
enable_x11_shared=$x11_symbols_private
fi
891
if test x$have_loadso != xyes && \
892
test x$enable_x11_shared = xyes; then
893
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
894
enable_x11_shared=no
895
fi
896
if test x$x11_symbols_private != xyes && \
897
898
899
900
901
test x$enable_x11_shared = xyes; then
AC_MSG_WARN([You must have gcc4 (-fvisibility=hidden) for dynamic X11 loading])
enable_x11_shared=no
fi
902
if test x$have_loadso = xyes && \
903
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
904
905
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
906
907
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib")
908
else
909
enable_x11_shared=no
910
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
911
fi
912
have_video=yes
913
914
AC_ARG_ENABLE(video-x11-vm,
915
AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
916
917
, enable_video_x11_vm=yes)
if test x$enable_video_x11_vm = xyes; then
918
919
AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
920
921
fi
AC_ARG_ENABLE(video-x11-xv,
922
AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [[default=yes]]]),
923
924
, enable_video_x11_xv=yes)
if test x$enable_video_x11_xv = xyes; then
925
926
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
927
fi
928
AC_ARG_ENABLE(video-x11-xinerama,
929
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
930
931
, enable_video_x11_xinerama=yes)
if test x$enable_video_x11_xinerama = xyes; then
932
933
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
934
fi
935
AC_ARG_ENABLE(video-x11-xme,
936
AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [[default=yes]]]),
937
938
, enable_video_x11_xme=yes)
if test x$enable_video_x11_xme = xyes; then
939
940
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
941
fi
942
AC_ARG_ENABLE(video-x11-xrandr,
943
AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
, enable_video_x11_xrandr=yes)
if test x$enable_video_x11_xrandr = xyes; then
definitely_enable_video_x11_xrandr=no
AC_CHECK_HEADER(X11/extensions/Xrandr.h,
have_xrandr_h_hdr=yes,
have_xrandr_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_xrandr_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
echo "-- dynamic libXrender -> $xrender_lib"
echo "-- dynamic libXrandr -> $xrandr_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRENDER, "$xrender_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib")
definitely_enable_video_x11_xrandr=yes
else
AC_CHECK_LIB(Xrender, XRenderQueryExtension, have_xrender_lib=yes)
AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)
if test x$have_xrender_lib = xyes && test x$have_xrandr_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr -lXrender"
definitely_enable_video_x11_xrandr=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_xrandr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR)
fi
972
973
974
975
976
977
978
979
980
981
982
983
984
AC_ARG_ENABLE(video-x11-dpms,
AC_HELP_STRING([--enable-video-x11-dpms], [enable X11 DPMS extension [[default=yes]]]),
, enable_video_x11_dpms=yes)
if test x$enable_video_x11_dpms = xyes; then
AC_CHECK_HEADER(X11/extensions/dpms.h,
have_dpms_h_hdr=yes,
have_dpms_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_dpms_h_hdr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_DPMS)
fi
fi
985
986
987
fi
fi
}
988
989
dnl Check for QNX photon video driver
990
991
992
CheckPHOTON()
{
AC_ARG_ENABLE(video-photon,
993
AC_HELP_STRING([--enable-video-photon], [use QNX Photon video driver [[default=yes]]]),
994
995
996
997
998
999
1000
, enable_video_photon=yes)
if test x$enable_video = xyes -a x$enable_video_photon = xyes; then
AC_MSG_CHECKING(for QNX Photon support)
video_photon=no
AC_TRY_COMPILE([
#include <Ph.h>
#include <Pt.h>