forked from videolan/vlc
-
Notifications
You must be signed in to change notification settings - Fork 0
/
configure.ac
4497 lines (4104 loc) · 142 KB
/
configure.ac
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
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
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
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
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
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
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
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
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
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
dnl Autoconf settings for vlc
AC_COPYRIGHT([Copyright 2002-2010 the VideoLAN team])
AC_INIT(vlc, 1.2.0-git)
VERSION_MAJOR="1"
VERSION_MINOR="2"
VERSION_REVISION="0"
VERSION_EXTRA="-git"
PKGDIR="vlc"
AC_SUBST(PKGDIR)
CONFIGURE_LINE="`echo "$0 $ac_configure_args" | sed -e 's/\\\/\\\\\\\/g'`"
CODENAME="Twoflower"
COPYRIGHT_YEARS="1996-2010"
AC_CONFIG_SRCDIR(src/libvlc.c)
AC_CONFIG_AUX_DIR(autotools)
AC_CONFIG_MACRO_DIR(m4)
AC_CONFIG_LIBOBJ_DIR(compat)
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_PRESERVE_HELP_ORDER
AM_INIT_AUTOMAKE(tar-ustar color-tests)
AM_CONFIG_HEADER(config.h)
# Disable with "./configure --disable-silent-rules" or "make V=1"
AM_SILENT_RULES([yes])
dnl Too many people are not aware of maintainer mode:
dnl If you want to use it, you definitely know what you are doing, so
dnl you can specify "--disable-maintainer-mode". But if you want the default
dnl automake behavior, you've likely never heard of maintainer mode, so we
dnl can't expect you to enable it manually.
AS_IF([test "x${enable_maintainer_mode}" != "xno"],
[enable_maintainer_mode="yes"])
AM_MAINTAINER_MODE
dnl
dnl Directories
dnl
dnl vlcincludedir="\${includedir}/\${PKGDIR}"
dnl AC_SUBST(vlcincludedir)
vlcdatadir="\${datadir}/\${PKGDIR}"
AC_SUBST(vlcdatadir)
vlclibdir="\${libdir}/\${PKGDIR}"
AC_SUBST(vlclibdir)
dnl
dnl Save *FLAGS
dnl
VLC_SAVE_FLAGS
dnl
dnl Check for tools
dnl
AC_PROG_CC_C99
AC_USE_SYSTEM_EXTENSIONS
AC_DEFINE([_FORTIFY_SOURCE], 2, [Define to '2' to get glibc warnings.])
AM_PROG_CC_C_O
AC_PROG_CXX
AC_PROG_CPP
AC_PROG_OBJC
_AM_DEPENDENCIES([OBJC])
AC_PROG_EGREP
AC_PROG_MAKE_SET
AC_PROG_INSTALL
AM_PROG_AS
dnl Find the right ranlib, even when cross-compiling
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(STRIP, strip, :)
AC_CHECK_TOOL(AR, ar, :)
AC_CHECK_TOOL(LD, ld, :)
AC_CHECK_TOOL(DLLTOOL, dlltool, :)
dnl Check for compiler properties
AC_C_CONST
AC_C_INLINE
AC_C_RESTRICT
dnl Extend the --help string at the current spot.
AC_DEFUN([EXTEND_HELP_STRING], [m4_divert_once([HELP_ENABLE], [$1])])
dnl Allow binary package maintainer to pass a custom string to avoid
dnl cache problem
AC_ARG_WITH(binary-version,
AS_HELP_STRING([--with-binary-version=STRING],
[To avoid plugins cache problem between binary version]),[],[])
AS_IF([test -n "${with_binary_version}"],[
AC_DEFINE_UNQUOTED([DISTRO_VERSION],["${with_binary_version}"],
[Binary specific version])
])
dnl
dnl Check for the contrib directory
dnl
AC_ARG_WITH(contrib,
[ --without-contrib do not use the libraries in CONTRIB_DIR],[],[])
AC_ARG_VAR([CONTRIB_DIR], [directory containing pre-built contrib, overriding extras/contrib])
AS_IF([test "${with_contrib}" != "no"],[
AS_IF([test -z "$CONTRIB_DIR"], [
topdir="`dirname $0`"
if test "`echo \"$topdir\" | cut -c 1`" != "/"; then
topdir="`pwd`/$topdir"
fi
CONTRIB_DIR="${topdir}/extras/contrib/hosts/${host}"
if ! test -d "$CONTRIB_DIR"
then
gccmachine=`$CC -dumpmachine`
CONTRIB_DIR="${topdir}/extras/contrib/hosts/${gccmachine}"
fi
])
AC_MSG_CHECKING([for libs in ${CONTRIB_DIR}])
AS_IF([test -d "${CONTRIB_DIR}/lib"],[
AC_MSG_RESULT([yes])
AC_SUBST(CONTRIB_DIR)
export PATH=${CONTRIB_DIR}/bin:$PATH
CPPFLAGS="${CPPFLAGS} -I${CONTRIB_DIR}/include"
CPPFLAGS_save="${CPPFLAGS_save} -I${CONTRIB_DIR}/include"
CFLAGS="${CFLAGS} -I${CONTRIB_DIR}/include"
CFLAGS_save="${CFLAGS_save} -I${CONTRIB_DIR}/include"
CXXFLAGS="${CXXFLAGS} -I${CONTRIB_DIR}/include"
CXXFLAGS_save="${CXXFLAGS_save} -I${CONTRIB_DIR}/include"
OBJCFLAGS="${OBJCFLAGS} -I${CONTRIB_DIR}/include"
OBJCFLAGS_save="${OBJCFLAGS_save} -I${CONTRIB_DIR}/include"
if test "$build" = "$host" -o "$PKG_CONFIG_LIBDIR"; then
export PKG_CONFIG_PATH="${CONTRIB_DIR}/lib/pkgconfig:$PKG_CONFIG_PATH"
else
export PKG_CONFIG_LIBDIR="${CONTRIB_DIR}/lib/pkgconfig"
fi
LDFLAGS="${LDFLAGS} -L${CONTRIB_DIR}/lib"
LDFLAGS_save="${LDFLAGS_save} -L${CONTRIB_DIR}/lib"
if test "${SYS}" = "darwin"; then
export LD_LIBRARY_PATH="${CONTRIB_DIR}/lib:$LD_LIBRARY_PATH"
export DYLD_LIBRARY_PATH="${CONTRIB_DIR}/lib:$DYLD_LIBRARY_PATH"
fi
],[
AC_MSG_RESULT([no])
CONTRIB_DIR=""
])
])
dnl
dnl Set default values
dnl
LDFLAGS_vlc="${LDFLAGS}"
dnl
dnl Check the operating system
dnl
HAVE_WIN64="0"
case "${host_os}" in
"")
SYS=unknown
;;
linux*)
SYS=linux
;;
bsdi*)
SYS=bsdi
CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
VLC_ADD_LIBS([vcd cdda vcdx],[-ldvd])
;;
*bsd*)
SYS="${host_os}"
CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
case "${host_os}" in
freebsd*)
CPPFLAGS_save="${CPPFLAGS_save} -I/usr/local/include"
CPPFLAGS="${CPPFLAGS_save}"
LDFLAGS_save="${LDFLAGS_save} -L/usr/local/lib"
LDFLAGS="${LDFLAGS_save}"
;;
openbsd*)
CPPFLAGS_save="${CPPFLAGS_save} -I/usr/local/include -I/usr/X11R6/include"
CPPFLAGS="${CPPFLAGS_save}"
LDFLAGS_save="${LDFLAGS_save} -L/usr/local/lib -L/usr/X11R6/lib/"
LDFLAGS="${LDFLAGS_save}"
;;
esac
;;
darwin*)
dnl Force gcc "-arch" flag
ARCH_flag=""
case "${host}" in
i386*)
ARCH_flag="-arch i386"
;;
ppc64*)
ARCH_flag="-arch ppc64"
;;
ppc*)
ARCH_flag="-arch ppc"
;;
x86_64*)
ARCH_flag="-arch x86_64"
;;
esac
SYS=darwin
CFLAGS_save="${CFLAGS_save} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"; CFLAGS="${CFLAGS_save}"
CXXFLAGS_save="${CXXFLAGS_save} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"; CXXFLAGS="${CXXFLAGS_save}"
CPPFLAGS_save="${CPPFLAGS_save} ${ARCH_flag}"; CPPFLAGS="${CPPFLAGS_save}"
OBJCFLAGS_save="${OBJCFLAGS_save} -D_INTL_REDIRECT_MACROS -std=gnu99 ${ARCH_flag}"; OBJCFLAGS="${OBJCFLAGS_save}"
LDFLAGS_save="${LDFLAGS_save} -Wl,-headerpad_max_install_names ${ARCH_flag}"; LDFLAGS="${LDFLAGS_save}"
VLC_ADD_LDFLAGS([mkv mp4 motion], [-Wl,-framework,IOKit,-framework,CoreFoundation])
VLC_ADD_LDFLAGS([libvlc vlc],[-Wl,-undefined,dynamic_lookup])
VLC_ADD_LDFLAGS([avcodec avformat access_avio swscale postproc i420_rgb_mmx x264],[-Wl,-read_only_relocs,suppress])
VLC_ADD_CFLAGS([motion],[-fconstant-cfstrings])
VLC_ADD_LDFLAGS([libvlccore],[-Wl,-framework,CoreFoundation])
AC_ARG_ENABLE(macosx-defaults,
AS_HELP_STRING([--enable-macosx-defaults],[Build the default configuration on Mac OS X (default enabled)]))
if test "x${enable_macosx_defaults}" != "xno"
then
echo ""
echo "Building with Mac OS X defaults:"
with_macosx_version_min="10.5"
echo " Assuming --with-macosx-version-min=10.5"
with_macosx_sdk="/Developer/SDKs/MacOSX${with_macosx_version_min}.sdk"
echo " Assuming --with-macosx-sdk=/Developer/SDKs/MacOSX${with_macosx_version_min}.sdk"
build_dir=`pwd`
echo " Assuming --prefix=${build_dir}/vlc_install_dir"
ac_default_prefix="${build_dir}/vlc_install_dir"
enable_faad="yes"
echo " Assuming --enable-faad"
enable_flac="yes"
echo " Assuming --enable-flac"
enable_theora="yes"
echo " Assuming --enable-theora"
enable_shout="yes"
echo " Assuming --enable-shout"
enable_vcdx="yes"
echo " Assuming --enable-vcdx"
enable_caca="yes"
echo " Assuming --enable-caca"
enable_ncurses="yes"
echo " Assuming --enable-ncurses"
enable_twolame="yes"
echo " Assuming --enable-twolame"
enable_realrtsp="yes"
echo " Assuming --enable-realrtsp"
enable_libass="yes"
echo " Assuming --enable-libass"
enable_skins2="no"
echo " Assuming --disable-skins2"
enable_xcb="no"
echo " Assuming --disable-xcb"
fi
dnl
dnl Check for Mac OS X SDK settings
dnl
AC_ARG_WITH(macosx-sdk,
[ --with-macosx-sdk=DIR compile using the SDK in DIR])
if test "${with_macosx_sdk}" != "" ; then
CPP="${CPP} -isysroot ${with_macosx_sdk}"
CC="${CC} -isysroot ${with_macosx_sdk}"
CXX="${CXX} -isysroot ${with_macosx_sdk}"
OBJC="${OBJC} -isysroot ${with_macosx_sdk}"
LD="${LD} -syslibroot ${with_macosx_sdk}"
fi
AC_ARG_WITH(macosx-version-min,
[ --with-macosx-version-min=VERSION compile for MacOSX VERSION and above])
if test "${with_macosx_version_min}" != "" ; then
CPP="${CPP} -mmacosx-version-min=${with_macosx_version_min}"
CC="${CC} -mmacosx-version-min=${with_macosx_version_min}"
CXX="${CXX} -mmacosx-version-min=${with_macosx_version_min}"
OBJC="${OBJC} -mmacosx-version-min=${with_macosx_version_min}"
LD="${LD} -macosx_version_min=${with_macosx_version_min}"
CFLAGS_save="${CFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; CFLAGS="${CFLAGS_save}"
CXXFLAGS_save="${CXXFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; CXXFLAGS="${CXXFLAGS_save}"
OBJCFLAGS_save="${OBJCFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; OBJCFLAGS="${OBJCFLAGS_save}"
MACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}
export MACOSX_DEPLOYMENT_TARGET
fi
;;
*mingw32* | *cygwin* | *wince* | *mingwce*)
AC_CHECK_TOOL(WINDRES, windres, :)
AC_CHECK_TOOL(OBJCOPY, objcopy, :)
case "${host_os}" in
*wince* | *mingwce* | *mingw32ce*)
SYS=mingwce
dnl Sadly CeGCC still needs non-wince macros
AC_DEFINE([_WIN32_WINNT], 0x0501, [Define to '0x0500' for Windows 2000 APIs.])
;;
*mingw32*)
SYS=mingw32
AC_DEFINE([_WIN32_WINNT], 0x0501, [Define to '0x0500' for Windows XP APIs.])
;;
*cygwin*)
dnl Check if we are using the mno-cygwin mode in which case we are
dnl actually dealing with a mingw32 compiler.
AC_DEFINE([_WIN32_WINNT], 0x0501, [Define to '0x0501' for Windows XP APIs.])
AC_EGREP_CPP(yes,
[#ifdef WIN32
yes
#endif],
SYS=mingw32, AC_MSG_ERROR([VLC requires -mno-cygwin]))
;;
esac
if test "${SYS}" = "mingw32"; then
# add ws2_32 for closesocket, select, recv
VLC_ADD_LIBS([libvlccore],[-lws2_32 -lnetapi32 -lwinmm])
VLC_ADD_LDFLAGS([vlc],[-mwindows])
VLC_ADD_LIBS([win32text],[-lgdi32])
VLC_ADD_LIBS([cdda vcdx sdl_image aout_sdl vout_sdl],[-lwinmm])
VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp access_output_udp access_output_shout access_output_rtmp sap oldhttp stream_out_standard stream_out_rtp stream_out_raop vod_rtsp access_realrtsp rtp oldrc netsync gnutls growl_udp flac ts audioscrobbler lua remoteosd zvbi audiobargraph_a netsync],[-lws2_32])
VLC_ADD_LIBS([filesystem], [-lshlwapi])
dnl
dnl DEP and ASLR options
dnl
AC_ARG_ENABLE(peflags,
[ --enable-peflags peflags use (default enabled on Windows)])
if test "${enable_peflags}" != "no" ; then
AC_CHECK_TOOL(PEFLAGS, peflags, :)
fi
AC_CHECK_PROGS(U2D, [unix2dos todos], unix2dos)
ac_default_prefix="`pwd`/_win32"
DESTDIR="`pwd`/_win32/"
dnl
dnl NSIS Installer prefix and WIN64
dnl
case "${host}" in
amd64*|i686-w64*|x86_64*)
HAVE_WIN64="1"
PROGRAMFILES="PROGRAMFILES64"
;;
*)
PROGRAMFILES="PROGRAMFILES"
;;
esac
AC_SUBST(PROGRAMFILES)
fi
if test "${SYS}" = "mingwce"; then
# add ws2 for closesocket, select, recv
VLC_ADD_LIBS([libvlccore access_http access_mms access_udp access_tcp access_ftp access_rtmp access_output_udp access_output_rtmp sap oldhttp netsync audioscrobbler growl rtp stream_out_standard stream_out_rtp remoteosd ts audiobargraph_a netsync],[-lws2])
VLC_ADD_LIBS([libvlccore],[-lmmtimer])
AC_CHECK_PROGS(U2D, [unix2dos todos], unix2dos)
ac_default_prefix="`pwd`/_wince"
DESTDIR="`pwd`/_wince/"
fi
;;
*nto*)
SYS=nto
;;
solaris*)
SYS=solaris
;;
hpux*)
SYS=hpux
;;
*)
SYS="${host_os}"
;;
esac
AM_CONDITIONAL(HAVE_DARWIN, test "${SYS}" = "darwin")
AM_CONDITIONAL(HAVE_LINUX, [test "${SYS}" = "linux"])
AM_CONDITIONAL(HAVE_WIN32, test "${SYS}" = "mingw32")
AM_CONDITIONAL(HAVE_WIN64, test "${HAVE_WIN64}" = "1")
AM_CONDITIONAL(HAVE_WINCE, test "${SYS}" = "mingwce")
AM_CONDITIONAL(USE_PEFLAGS, [test "${enable_peflags}" = "yes"])
dnl
dnl Sadly autoconf doesn't think about testing foo.exe when ask to test
dnl for program foo on win32
case "${build_os}" in
cygwin|msys)
ac_executable_extensions=".exe"
;;
*)
;;
esac
dnl
dnl Libtool
dnl It's very bad, but our former custom system was worst
dnl -- Courmisch
dnl
dnl override platform specific check for dependent libraries
dnl otherwise libtool linking of shared libraries will
dnl fail on anything other than pass_all.
AC_CACHE_VAL(lt_cv_deplibs_check_method,
[lt_cv_deplibs_check_method=pass_all])
AC_DISABLE_STATIC
dnl AC_DISABLE_FAST_INSTALL
AC_LIBTOOL_DLOPEN
AC_LIBTOOL_WIN32_DLL
m4_undefine([AC_PROG_F77])
m4_defun([AC_PROG_F77],[])
AC_PROG_LIBTOOL
m4_undefine([AC_DEPLIBS_CHECK_METHOD])
m4_defun([AC_DEPLIBS_CHECK_METHOD],[])
lt_cv_deplibs_check_method=pass_all
AS_IF([test "${enable_shared}" = "no"], [
AC_MSG_ERROR([VLC is based on plugins. Shared libraries cannot be disabled.])
])
AC_ARG_ENABLE(static-modules,
[ --enable-static-modules Allow module to be linked statically. This produces a non working vlc.])
AS_IF([test "${enable_static_modules}" = yes], [
enable_shared="no"
enable_static="yes"
VLC_DEFAULT_PLUGIN_TYPE="builtin"
echo "*** WARNING: Building modules as static. VLC will not work."
], [
VLC_DEFAULT_PLUGIN_TYPE="plugin"
])
AC_SUBST(VLC_DEFAULT_PLUGIN_TYPE)
dnl
dnl Gettext stuff
dnl
AM_GNU_GETTEXT_VERSION([0.18.1])
AM_GNU_GETTEXT([external])
VLC_ADD_LIBS([libvlccore vlc], [${LTLIBINTL}])
dnl
dnl Iconv stuff
dnl
AM_ICONV
VLC_ADD_CFLAGS([libvlccore],[${INCICONV}])
VLC_ADD_LIBS([libvlccore],[${LTLIBICONV}])
dnl Check for broken versions of mingw-runtime compatability library
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
AC_MSG_CHECKING(for broken mingw-runtime)
AC_PREPROC_IFELSE([
#include <_mingw.h>
#if (__MINGW32_MAJOR_VERSION == 3) && (__MINGW32_MINOR_VERSION < 15)
#ifndef __MINGW64_VERSION_MAJOR
# error Attempting to use mingw-runtime with broken vsnprintf support
#endif
#endif
], [
AC_MSG_RESULT([ok])
], [
AC_MSG_RESULT([present])
AC_MSG_ERROR([LibVLC requires mingw-runtime version 3.15 or higher!])
])
dnl force use of mingw provided c99 *printf over msvcrt
CPPFLAGS="${CPPFLAGS} -D__USE_MINGW_ANSI_STDIO=1"
CPPFLAGS_save="${CPPFLAGS_save} -D__USE_MINGW_ANSI_STDIO=1"
])
dnl Check for the need to include the mingwex lib for mingw32
if test "${SYS}" = "mingw32" ; then
AC_CHECK_LIB(mingwex,opendir,
AC_CHECK_LIB(mingw32,opendir,,
[VLC_ADD_LIBS([libvlccore],[-lmingwex])])
)
fi
dnl Check for fnative-struct or mms-bitfields support for mingw32
if test "${SYS}" = "mingw32" ; then
AC_CACHE_CHECK([if \$CC accepts -mms-bitfields],
[ac_cv_c_mms_bitfields],
[CFLAGS="${CFLAGS_save} -mms-bitfields"
AC_TRY_COMPILE([],,ac_cv_c_mms_bitfields=yes, ac_cv_c_mms_bitfields=no)])
if test "${ac_cv_c_mms_bitfields}" != "no"; then
CFLAGS_save="${CFLAGS_save} -mms-bitfields";
CXXFLAGS_save="${CXXFLAGS_save} -mms-bitfields";
else
AC_CACHE_CHECK([if \$CC accepts -fnative-struct],
[ac_cv_c_fnative_struct],
[CFLAGS="${CFLAGS_save} -fnative-struct"
AC_TRY_COMPILE([],,ac_cv_c_fnative_struct=yes, ac_cv_c_fnative_struct=no)])
if test "${ac_cv_c_fnative_struct}" != "no"; then
CFLAGS_save="${CFLAGS_save} -fnative-struct";
CXXFLAGS_save="${CXXFLAGS_save} -fnative-struct";
fi
fi
CFLAGS="${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
fi
dnl Check for fvtable-thunks support for mingw32
if test "${SYS}" = "mingw32" -a "${CXX}" != "" ; then
AC_LANG_PUSH(C++)
AC_CACHE_CHECK([if \$CXX accepts -fvtable-thunks],
[ac_cv_cxx_fvtable_thunks],
[CXXFLAGS="${CXXFLAGS_save} -Wall -Werror -fvtable-thunks"
AC_TRY_COMPILE([],,ac_cv_cxx_fvtable_thunks=yes,
ac_cv_cxx_fvtable_thunks=no)])
if test "${ac_cv_cxx_fvtable_thunks}" = "yes"; then
CXXFLAGS_mingw32_special="-fvtable-thunks"
fi
CXXFLAGS_save="${CXXFLAGS_save} ${CXXFLAGS_mingw32_special}"; CXXFLAGS="${CXXFLAGS_save}"
AC_LANG_POP(C++)
fi
dnl
dnl Buggy glibc prevention. Purposedly not cached.
dnl See sourceware.org bugs 5058 and 5443.
dnl Ubuntu alone has 20 bug numbers for this...
dnl
AC_MSG_CHECKING(for buggy GNU/libc versions)
AC_PREPROC_IFELSE([
#include <limits.h>
#if defined (__GLIBC__) && (__GLIBC__ == 2) \
&& (__GLIBC_MINOR__ >= 5) && (__GLIBC_MINOR__ <= 7)
# error GNU/libc with dcgettext killer bug!
#endif
], [
AC_MSG_RESULT([not present])
], [
AC_MSG_RESULT([found])
AS_IF([test "x${enable_nls}" != "xno"], [
AC_MSG_ERROR([Buggy GNU/libc (version 2.5 - 2.7) present. VLC would crash; there is no viable
work-around for this. Check with your distribution vendor on how to update the
glibc run-time. Alternatively, build with --disable-nls.])
], [
AC_DEFINE(DISABLE_BUGGY_GLIBC_CHECK, 1, [Disables runtime check for buggy glibc.])
])
])
dnl Plugin compilation stuff
VLC_LIBRARY_SUFFIX
dnl The -DSYS_FOO flag
CPPFLAGS_save="${CPPFLAGS_save} -DSYS_`echo ${SYS} | sed -e 's/-.*//' | tr 'abcdefghijklmnopqrstuvwxyz.' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`"; CPPFLAGS="${CPPFLAGS_save}"
dnl Check for system libs needed
need_libc=false
dnl Check for usual libc functions
AC_CHECK_FUNCS([daemon fcntl fdopendir fstatvfs fork getenv getpwuid_r gettimeofday isatty lstat memalign openat posix_fadvise posix_madvise posix_memalign setenv setlocale stricmp strnicmp tdestroy uselocale])
AC_REPLACE_FUNCS([asprintf atof atoll getcwd getdelim getpid gmtime_r lldiv localtime_r nrand48 rewind strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtok_r strtoll swab vasprintf])
AC_CHECK_FUNCS(fdatasync,,
[AC_DEFINE(fdatasync, fsync, [Alias fdatasync() to fsync() if missing.])
])
dnl Check for non-standard system calls
AC_CHECK_FUNCS([accept4 dup3 eventfd vmsplice sched_getaffinity])
AH_BOTTOM([#include <vlc_fixups.h>])
AC_CHECK_FUNCS(mmap, [VLC_ADD_PLUGIN([access_mmap])])
SOCKET_LIBS=""
AC_CHECK_FUNCS(connect,,[
AC_CHECK_LIB(socket,connect,[
VLC_ADD_LIBS([libvlccore cdda],-lsocket)
SOCKET_LIBS="-lsocket"
])
])
AC_SUBST(SOCKET_LIBS)
AC_CHECK_FUNCS(send,,[
AC_CHECK_LIB(socket,send,[
VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp sap access_output_udp access_output_rtmp stream_out_standard growl_udp remoteosd netsync],[-lsocket])
])
])
dnl Check for socklen_t
AH_TEMPLATE(socklen_t, [Define to `int' if <sys/socket.h> does not define.])
AC_CACHE_CHECK([for socklen_t in sys/socket.h],
ac_cv_type_socklen_t,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
[#include <sys/types.h>
#ifdef WIN32
# include <winsock2.h>
# include <ws2tcpip.h>
#else
# include <sys/socket.h>
#endif]], [[socklen_t len; len = 0;]])],
ac_cv_type_socklen_t=yes,
ac_cv_type_socklen_t=no)])
AS_IF([test "$ac_cv_type_socklen_t" = no],
[AC_DEFINE(socklen_t, int)])
dnl Check for struct sockaddr_storage
AH_TEMPLATE(sockaddr_storage, [Define to `sockaddr' if <sys/socket.h> does not define.])
AH_TEMPLATE(ss_family, [Define to `sa_family' if <sys/socket.h> does not define.])
AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_struct_sockaddr_storage,
[AC_TRY_COMPILE(
[#include <sys/types.h>
#if defined( UNDER_CE )
# include <winsock2.h>
#elif defined( WIN32 )
# include <winsock2.h>
#else
# include <sys/socket.h>
#endif], [struct sockaddr_storage addr;],
ac_cv_struct_sockaddr_storage=yes,
ac_cv_struct_sockaddr_storage=no)])
AS_IF([test "${ac_cv_struct_sockaddr_storage}" = no], [
AC_DEFINE(sockaddr_storage, sockaddr)
AC_DEFINE(ss_family, sa_family)
])
dnl getaddrinfo, getnameinfo and gai_strerror check
dnl -lnsl and -lsocket are needed on Solaris;
dnl we purposedly make the test fail on Windows
LIBS_save="${LIBS}"
AC_SEARCH_LIBS([getaddrinfo], [nsl],,, [${SOCKET_LIBS}])
LIBS="${LIBS_save}"
dnl Check for va_copy
AC_CACHE_CHECK([for va_copy], ac_cv_c_va_copy,
AC_TRY_LINK(
[#include <stdarg.h>],
[va_list ap1, ap2; va_copy(ap1,ap2);],
[ac_cv_c_va_copy="yes"],
[ac_cv_c_va_copy="no"]))
if test "${ac_cv_c_va_copy}" = "yes"; then
AC_DEFINE(HAVE_VA_COPY, 1, [Define if <stdarg.h> defines va_copy.])
fi
AC_CACHE_CHECK([for __va_copy], ac_cv_c___va_copy,
AC_TRY_LINK(
[#include <stdarg.h>],
[va_list ap1, ap2; __va_copy(ap1,ap2);],
[ac_cv_c___va_copy="yes"],
[ac_cv_c___va_copy="no"]))
if test "${ac_cv_c___va_copy}" = "yes"; then
AC_DEFINE(HAVE___VA_COPY, 1, [Define if <stdarg.h> defines __va_copy.])
fi
AC_CHECK_FUNCS(inet_aton,,[
AC_CHECK_LIB(resolv,inet_aton,[
VLC_ADD_LIBS([libvlccore],[-lresolv])
])
])
dnl FreeBSD has a gnugetopt library for this:
GNUGETOPT_LIBS=""
AC_CHECK_FUNC(getopt_long,, [
AC_CHECK_LIB([gnugetopt],[getopt_long], [
GNUGETOPT_LIBS="-lgnugetopt"
])
])
AC_SUBST(GNUGETOPT_LIBS)
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
AC_CHECK_LIB(m,cos,[
VLC_ADD_LIBS([adjust wave ripple psychedelic gradient a52tofloat32 dtstofloat32 x264 goom visual panoramix rotate noise grain scene kate flac lua chorus_flanger],[-lm])
])
AC_CHECK_LIB(m,pow,[
VLC_ADD_LIBS([avcodec avformat access_avio swscale postproc ffmpegaltivec i420_rgb faad twolame equalizer spatializer param_eq libvlccore freetype mod mpc dmo quicktime realvideo qt4],[-lm])
])
AC_CHECK_LIB(m,sqrt,[
VLC_ADD_LIBS([compressor headphone_channel_mixer normvol audiobargraph_a speex mono colorthres extract ball],[-lm])
])
AC_CHECK_LIB(m,ceil,[
VLC_ADD_LIBS([access_imem hotkeys mosaic swscale_omap],[-lm])
])
AC_CHECK_LIB(m,exp,[
VLC_ADD_LIBS([gaussianblur],[-lm])
])
AC_CHECK_LIB(m,round,[
VLC_ADD_LIBS([dbus],[-lm])
])
AC_CHECK_LIB(m,sqrtf,[
VLC_ADD_LIBS([x264],[-lm])
])
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
AC_CHECK_LIB(m,lrintf, [
AC_DEFINE(HAVE_LRINTF, 1, [Define to 1 if you have the lrintf function])
VLC_ADD_LIBS([skins2],[-lm])
])
dnl Check for dynamic plugins
ac_cv_have_plugins=no
# HP-UX style
if test "${ac_cv_have_plugins}" = "no"; then
AC_CHECK_HEADERS(dl.h)
ac_cv_my_have_shl_load=no
AC_CHECK_FUNC(shl_load,
[ac_cv_my_have_shl_load=yes,
AC_CHECK_LIB(dld, shl_load,
[ac_cv_my_have_shl_load=yes
VLC_ADD_LIBS([libvlccore],[-ldld])])])
if test "${ac_cv_my_have_shl_load}" = "yes"; then
AC_DEFINE(HAVE_DL_SHL_LOAD, 1, [Define if you have the shl_load API])
ac_cv_have_plugins=yes
fi
fi
# Win32 style
if test "${ac_cv_have_plugins}" = "no"; then
if test "${SYS}" = "mingw32" ; then
AC_CHECK_LIB(kernel32, main,
[VLC_ADD_LIBS([libvlccore],[-lkernel32])
AC_DEFINE(HAVE_DL_WINDOWS, 1, [Define if you have Windows' LoadLibrary])
ac_cv_have_plugins=yes])
fi
fi
# WinCE style
if test "${ac_cv_have_plugins}" = "no"; then
if test "${SYS}" = "mingwce"; then
AC_DEFINE(HAVE_DL_WINDOWS, 1, [Define if you have Windows' LoadLibrary])
ac_cv_have_plugins=yes
fi
fi
# Only test for dlopen() if the others didn't work
LIBDL=""
if test "${ac_cv_have_plugins}" = "no" -o "${SYS}" = "darwin"; then
AC_CHECK_HEADERS(dlfcn.h sys/dl.h)
ac_cv_my_have_dlopen=no
AC_CHECK_FUNC(dlopen, [
ac_cv_my_have_dlopen=yes
], [
AC_CHECK_LIB(dl, dlopen, [
ac_cv_my_have_dlopen=yes
LIBDL="-ldl"
], [
AC_CHECK_LIB(svld, dlopen, [
ac_cv_my_have_dlopen=yes
LIBDL="-lsvld"
])
])
])
if test "${ac_cv_my_have_dlopen}" = "yes"; then
AC_DEFINE(HAVE_DL_DLOPEN, 1, [Define if you have the dlopen API])
ac_cv_have_plugins=yes
VLC_ADD_LIBS([libvlccore realvideo lua],[$LIBDL])
fi
fi
AC_SUBST(LIBDL)
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
dnl Check for pthreads - borrowed from XMMS
THREAD_LIB=error
if test "${THREAD_LIB}" = "error"; then
AC_CHECK_LIB(pthread,main,THREAD_LIB="-lpthread")
fi
if test "${THREAD_LIB}" = "error"; then
AC_CHECK_LIB(pthreads,main,THREAD_LIB="-lpthreads")
fi
if test "${THREAD_LIB}" = "error"; then
AC_CHECK_LIB(c_r,main,THREAD_LIB="-lc_r")
fi
if test "${THREAD_LIB}" = "error"; then
AC_CHECK_FUNCS(pthread_mutex_lock)
THREAD_LIB=""
fi
VLC_ADD_LIBS([libvlccore libvlc vlc plugin],[${THREAD_LIB}])
AC_CHECK_LIB(rt, clock_nanosleep, [
VLC_ADD_LIBS([libvlccore],[-lrt])
AC_DEFINE(HAVE_CLOCK_NANOSLEEP, 1, [Define to 1 if you have clock_nanosleep.])
], [
dnl HP/UX port
AC_CHECK_LIB(rt,sem_init, [VLC_ADD_LIBS([libvlccore],[-lrt])])
])
have_nanosleep=false
AC_CHECK_FUNCS(nanosleep,have_nanosleep=:,[
AC_CHECK_LIB(rt,nanosleep,
[VLC_ADD_LIBS([libvlccore],[-lrt]) have_nanosleep=:],
[AC_CHECK_LIB(posix4,nanosleep,
[VLC_ADD_LIBS([libvlccore],[-lposix4]) have_nanosleep=:])]
)
])
if ${have_nanosleep}; then
AC_DEFINE(HAVE_NANOSLEEP, 1, [Define if nanosleep is available.])
fi
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
dnl Check for misc headers
AC_MSG_CHECKING(for strncasecmp in strings.h)
AC_EGREP_HEADER(strncasecmp,strings.h,[
AC_MSG_RESULT(yes)
AC_DEFINE(STRNCASECMP_IN_STRINGS_H, 1,
Define if <strings.h> defines strncasecmp.)],[
AC_MSG_RESULT(no)])
dnl Check for headers
AC_CHECK_HEADERS(getopt.h strings.h locale.h xlocale.h)
AC_CHECK_HEADERS(fcntl.h sys/time.h sys/ioctl.h sys/stat.h)
AC_CHECK_HEADERS([arpa/inet.h netinet/in.h netinet/udplite.h sys/eventfd.h])
AC_CHECK_HEADERS([net/if.h], [], [],
[
#include <sys/types.h>
#include <sys/socket.h>
])
AC_CHECK_HEADERS([sys/mount.h], [], [],
[
#include <sys/param.h>
])
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
AC_CHECK_HEADERS(machine/param.h sys/shm.h)
AC_CHECK_HEADERS([linux/version.h linux/dccp.h scsi/scsi.h linux/magic.h])
AC_CHECK_HEADERS(syslog.h)
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
dnl LP64 and LLP64 architectures had better define ssize_t by themselves...
AH_TEMPLATE(ssize_t, [Define to `int' if <stddef.h> does not define.])
AC_CHECK_TYPE(ssize_t,, [
AC_DEFINE(ssize_t, int)
])
dnl Check for poll
AC_SEARCH_LIBS(poll, [poll], [AC_DEFINE(HAVE_POLL, 1, [Define to 1 if the OS is usabl... err, has poll().])], [
if test ${SYS} != "mingw32" -a ${SYS} != "mingwce"
then
AC_MSG_WARN([Your platform does not support poll(). VLC has it's own poll() implementation, but it is only intended to be used on Windows. VLC might crash or be insecure when you see this message. Either switch to an OS with a proper poll() implementation, or implement one for your OS in VLC])
fi
])
dnl Mac OS X and other OSes don't have declaration for nanosleep
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
AC_MSG_CHECKING(for nanosleep in time.h)
AC_EGREP_HEADER(nanosleep,time.h,[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_DECL_NANOSLEEP, 1,
Define if <time.h> defines nanosleep.)
],[
AC_MSG_RESULT(no)
])
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
dnl Make sure we have timespecs
AC_MSG_CHECKING(for timespec in sys/time.h)
AC_EGREP_HEADER(timespec,sys/time.h,[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1,
Define if <sys/time.h> defines struct timespec.)
],[
AC_MSG_RESULT(no)
])
dnl Check for threads library
if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
AC_CHECK_HEADERS(pthread.h)
fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
dnl It seems that autoconf detects pkg-config only during the first
dnl PKG_CHECK_MODULES from configure.ac - which makes sense. But in our case,
dnl it is nested within a conditional block, so it was not working right.
dnl Make PKG_CONFIG_PATH precious so that it appears in the help and get saved
AC_ARG_VAR(PKG_CONFIG_PATH,
[Paths where to find .pc not at the default location])
PKG_PROG_PKG_CONFIG()
dnl On some OS we need static linking
AS_IF([test -n "${PKG_CONFIG}" ],[
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce" -o "${SYS}" = "darwin" ],[
PKG_CONFIG="${PKG_CONFIG} --static"
])
])
dnl
dnl Check for zlib.h and -lz along with system -lminizip if available
dnl
AC_CHECK_HEADERS(zlib.h, [ have_zlib=yes ], [ have_zlib=no ])
AM_CONDITIONAL(HAVE_ZLIB, [ test "${have_zlib}" = "yes" ])
if test "${have_zlib}" = "yes"
then
VLC_ADD_LIBS([access_http mp4 skins2 sap mkv unzip zip],[-lz])
PKG_CHECK_MODULES([MINIZIP], [minizip] , [ have_minizip=yes ], [
AC_CHECK_HEADERS([unzip.h], [
have_minizip=yes
MINIZIP_LIBS="-lminizip -lz"
], [
have_minizip=no
MINIZIP_CFLAGS="-I\\\${top_srcdir}/libs/unzip"
MINIZIP_LIBS="\\\${top_builddir}/libs/unzip/libunzip.la"
])
])
VLC_ADD_CPPFLAGS([skins2],[$MINIZIP_CFLAGS])
VLC_ADD_CFLAGS([zip],[$MINIZIP_CFLAGS])
VLC_ADD_LIBS([skins2 zip],[$MINIZIP_LIBS])
VLC_ADD_PLUGIN([unzip zip])
fi
AM_CONDITIONAL(HAVE_MINIZIP, [ test "${have_minizip}" = "yes" ])
dnl Manual switch for UTF-8
AC_ARG_ENABLE(non-utf8,
[ --enable-non-utf8 Legacy non-UTF-8 systems support (default disabled)],, [
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
enable_non_utf8="no"
])
])
AS_IF([test "${enable_non_utf8}" != "no"], [
AC_DEFINE([ASSUME_UTF8], [1],
[Define to 1 if the operating system uses UTF-8 internally])
])
dnl Check for dbus
AC_ARG_ENABLE(dbus,
[ --enable-dbus Linux D-BUS message bus system (default enabled)])
case "${SYS}" in
linux*|*bsd*)
if test "${enable_dbus}" != "no" -a "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
then
dnl api stable dbus
PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0.0,
[ AC_DEFINE( HAVE_DBUS, 1, [Define if you have the D-BUS library] )
VLC_ADD_LIBS([libvlccore],[$DBUS_LIBS])
VLC_ADD_CFLAGS([libvlccore],[$DBUS_CFLAGS])
dnl Check for dbus control interface
AC_ARG_ENABLE(dbus-control, [ --disable-dbus-control D-BUS control interface (default enabled)])
if test "${enable_dbus_control}" != "no"
then
VLC_ADD_PLUGIN([dbus])
VLC_ADD_LIBS([dbus],[$DBUS_LIBS])
VLC_ADD_CFLAGS([dbus],[$DBUS_CFLAGS])
fi
dnl Check for Telepathy
AC_ARG_ENABLE(telepathy,
AS_HELP_STRING([--enable-telepathy],[Telepathy Presence plugin through DBus(default enabled)]))
if test "${enable_telepathy}" != "no"; then
VLC_ADD_PLUGIN([telepathy])
VLC_ADD_LIBS([telepathy],[$DBUS_LIBS])
VLC_ADD_CFLAGS([telepathy],[$DBUS_CFLAGS])
fi
dnl Power Management Inhibiter
VLC_ADD_PLUGIN([inhibit])
VLC_ADD_LIBS([inhibit],[$DBUS_LIBS])
VLC_ADD_CFLAGS([inhibit],[$DBUS_CFLAGS])
],
[AC_MSG_ERROR([Couldn't find DBus >= 1.0.0, install libdbus-dev ?])]
)
fi
;;
esac
dnl Check for ntohl, etc.
AC_CACHE_CHECK([for ntohl in sys/param.h],
[ac_cv_c_ntohl_sys_param_h],
[CFLAGS="${CFLAGS_save} -Wall -Werror"
AC_TRY_COMPILE([#include <sys/param.h>],
[int meuh; ntohl(meuh);],
ac_cv_c_ntohl_sys_param_h=yes, ac_cv_c_ntohl_sys_param_h=no)])
if test "${ac_cv_c_ntohl_sys_param_h}" != "no"; then
AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if <sys/param.h> defines ntohl.)
fi
CFLAGS="${CFLAGS_save}"
RDC_PROG_CC_WFLAGS([all extra sign-compare undef pointer-arith bad-function-cast write-strings missing-prototypes volatile-register-var error-implicit-function-declaration])
RDC_PROG_CC_FLAGS([-pipe])
dnl Check for various optimization flags
AC_CACHE_CHECK([if \$CC accepts -Os],
[ac_cv_c_os],
[CFLAGS="${CFLAGS_save} -Os"
AC_TRY_COMPILE([],,ac_cv_c_os=yes, ac_cv_c_os=no)])
if test "${ac_cv_c_os}" != "no"; then
CFLAGS_OPTIM_SIZE="${CFLAGS_OPTIM_SIZE} -Os"
else
AC_CACHE_CHECK([if \$CC accepts -O],
[ac_cv_c_o],
[CFLAGS="${CFLAGS_save} -O"
AC_TRY_COMPILE([],,ac_cv_c_o=yes, ac_cv_c_o=no)])
if test "${ac_cv_c_o}" != "no"; then
if test "${ac_cv_c_o3}" = "no"; then
CFLAGS_OPTIM_SIZE="${CFLAGS_OPTIM_SIZE} -O"
fi
fi
fi
AC_CACHE_CHECK([if \$CC accepts -O4],
[ac_cv_c_o4],
[CFLAGS="${CFLAGS_save} -O4"
AC_TRY_COMPILE([],,ac_cv_c_o4=yes, ac_cv_c_o4=no)])
if test "${ac_cv_c_o4}" != "no" -a "x${enable_debug}" = "xno"; then
CFLAGS_OPTIM_SPEED="${CFLAGS_OPTIM_SPEED} -O4"
else
AC_CACHE_CHECK([if \$CC accepts -O3],
[ac_cv_c_o3],
[CFLAGS="${CFLAGS_save} -O3"
AC_TRY_COMPILE([],,ac_cv_c_o3=yes, ac_cv_c_o3=no)])
if test "${ac_cv_c_o3}" != "no" -a "x${enable_debug}" = "xno"; then
CFLAGS_OPTIM_SPEED="${CFLAGS_OPTIM_SPEED} -O3"
else
AC_CACHE_CHECK([if \$CC accepts -O2],
[ac_cv_c_o2],
[CFLAGS="${CFLAGS_save} -O2"
AC_TRY_COMPILE([],,ac_cv_c_o2=yes, ac_cv_c_o2=no)])
if test "${ac_cv_c_o2}" != "no"; then
CFLAGS_OPTIM_SPEED="${CFLAGS_OPTIM_SPEED} -O2"