define some math constants so as not to depend on _XOPEN_SOURCE
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
5# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
6# Copyright (c) 2005-2006 Diego Biurrun
7# Copyright (c) 2005-2006 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
cde2d79a 10# make sure we are running under a compatible shell
c21d6325
MR
11# try to make this part work with most shells
12
13try_exec(){
0dbe81bb 14 echo "Trying shell $1"
2270b4b2 15 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
16}
17
5237ce67 18unset foo
2270b4b2 19(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
20E1="$?"
21
2270b4b2 22(: ${foo?}) 2> /dev/null
0dbe81bb
MR
23E2="$?"
24
25if test "$E1" != 0 || test "$E2" = 0; then
26 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
27 export FF_CONF_EXEC
28 if test "0$FF_CONF_EXEC" -lt 1; then
29 FF_CONF_EXEC=1
30 try_exec bash "$0" "$@"
31 fi
32 if test "0$FF_CONF_EXEC" -lt 2; then
33 FF_CONF_EXEC=2
34 try_exec ksh "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 3; then
37 FF_CONF_EXEC=3
38 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
39 fi
40 echo "No compatible shell script interpreter found."
fc53da20 41 echo "This configure script requires a POSIX-compatible shell"
c21d6325 42 echo "such as bash or ksh."
505dfb09
DB
43 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
44 echo "Instead, install a working POSIX-compatible shell."
45 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
46 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
47 echo "This bash version ($BASH_VERSION) is broken on your platform."
48 echo "Upgrade to a later version if available."
49 fi
cde2d79a
MR
50 exit 1
51fi
52
74c53c2d
MR
53show_help(){
54 echo "Usage: configure [options]"
55 echo "Options: [defaults in brackets after descriptions]"
56 echo
57 echo "Standard options:"
58 echo " --help print this message"
8c6afa4d
DB
59 echo " --logfile=FILE log tests and output to FILE [config.err]"
60 echo " --disable-logging do not log configure debug information"
3e89171a 61 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 62 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 63 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 64 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 65 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 66 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
74c53c2d
MR
67 echo " --enable-static build static libraries [default=yes]"
68 echo " --disable-static do not build static libraries [default=no]"
69 echo " --enable-shared build shared libraries [default=no]"
70 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
MR
71 echo " --enable-gpl allow use of GPL code, the resulting libav*"
72 echo " and ffmpeg will be under GPL [default=no]"
3fe142e2
DB
73 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
74 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 75 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 76 echo " --enable-swscale software scaler support [default=no]"
f7679c54
VS
77 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
78 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 79 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 80 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 81 echo " --enable-pthreads use pthreads [default=no]"
eb113804 82 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 83 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
MR
84 echo
85 echo "External library support:"
5ce265a1 86 echo " --enable-mlib use Sun medialib [default=no]"
e2745046
MR
87 echo " --enable-liba52 enable GPLed liba52 support [default=no]"
88 echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
8ac17293 89 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
90 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
91 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
RP
92 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
93 echo " and libraw1394 [default=no]"
690bfceb 94 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
e2745046
MR
95 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
96 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 97 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 98 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 99 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
100 echo " --enable-libnut enable NUT (de)muxing via libnut,"
101 echo " native demuxer exists [default=no]"
f7cd9eed 102 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
71757822 103 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
f9def9cc
DB
104 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
105 echo " native implementation exists [default=no]"
1cc60c47
DB
106 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
107 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 108 echo " native MPEG-4/Xvid encoder exists [default=no]"
74c53c2d
MR
109 echo ""
110 echo "Advanced options (experts only):"
111 echo " --source-path=PATH path to source code [$source_path]"
112 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 113 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 114 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 115 echo " --cc=CC use C compiler CC [$cc]"
74c53c2d
MR
116 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
117 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
118 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
119 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 120 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
121 echo " --cpu=CPU selects the minimum cpu required (affects"
122 echo " instruction selection, may crash on older CPUs)"
2b4c3615 123 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d
MR
124 echo " (requires enabling PMC)"
125 echo " --disable-mmx disable MMX usage"
064df5a9
PI
126 echo " --disable-mmx2 disable MMX2 usage"
127 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 128 echo " --disable-armv5te disable armv5te usage"
edab3048 129 echo " --disable-armv6 disable armv6 usage"
f55b299a 130 echo " --disable-armvfp disable ARM VFP usage"
74c53c2d
MR
131 echo " --disable-iwmmxt disable iwmmxt usage"
132 echo " --disable-altivec disable AltiVec usage"
74c53c2d 133 echo " --disable-network disable network support [default=no]"
0c7bb0e5 134 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 135 echo " --disable-zlib disable zlib [default=no]"
f402916e 136 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 137 echo " --disable-vhook disable video hooking support"
74c53c2d
MR
138 echo " --disable-mpegaudio-hp faster (but less accurate)"
139 echo " MPEG audio decoding [default=no]"
cde9e780 140 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 141 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
MR
142 echo " --disable-ffserver disable ffserver build"
143 echo " --disable-ffplay disable ffplay build"
144 echo " --enable-small optimize for size instead of speed"
3abe5fbd 145 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 146 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
MR
147 echo " --disable-encoder=NAME disables encoder NAME"
148 echo " --enable-encoder=NAME enables encoder NAME"
149 echo " --disable-decoder=NAME disables decoder NAME"
150 echo " --enable-decoder=NAME enables decoder NAME"
151 echo " --disable-encoders disables all encoders"
152 echo " --disable-decoders disables all decoders"
ff70e601
MR
153 echo " --disable-muxer=NAME disables muxer NAME"
154 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 155 echo " --disable-muxers disables all muxers"
ff70e601
MR
156 echo " --disable-demuxer=NAME disables demuxer NAME"
157 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 158 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
159 echo " --enable-parser=NAME enables parser NAME"
160 echo " --disable-parser=NAME disables parser NAME"
161 echo " --disable-parsers disables all parsers"
cd61e407
JM
162 echo " --enable-bsf=NAME enables bitstream filter NAME"
163 echo " --disable-bsf=NAME disables bitstream filter NAME"
164 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
165 echo " --enable-protocol=NAME enables protocol NAME"
166 echo " --disable-protocol=NAME disables protocol NAME"
167 echo " --disable-protocols disables all protocols"
10d46dd0 168 echo " --disable-devices disables all devices"
794f8e97
PI
169 echo " --list-decoders show all available decoders"
170 echo " --list-encoders show all available encoders"
171 echo " --list-muxers show all available muxers"
172 echo " --list-demuxers show all available demuxers"
173 echo " --list-parsers show all available parsers"
174 echo " --list-protocols show all available protocols"
175 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
176 echo " --list-indevs show all available input devices"
177 echo " --list-outdevs show all available output devices"
0a622b98
MR
178 echo
179 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 180 echo " --disable-debug disable debugging symbols"
b7d49373 181 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 182 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 183 echo " --disable-optimizations disable compiler optimizations"
0a622b98 184 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 185 echo " --disable-stripping disable stripping of executables and shared libraries"
74c53c2d
MR
186 echo ""
187 echo "NOTE: Object files are built at the place where configure is launched."
188 exit 1
189}
cf9d24ad 190
57bd82d4 191log(){
2270b4b2 192 echo "$@" >> $logfile
57bd82d4
MR
193}
194
720c69da 195log_file(){
c8e9f801 196 log BEGIN $1
2270b4b2 197 pr -n -t $1 >> $logfile
c8e9f801
MR
198 log END $1
199}
200
2ba042a7 201echolog(){
c8e9f801 202 log "$@"
57bd82d4 203 echo "$@"
2ba042a7
MR
204}
205
206die(){
207 echolog "$@"
208 cat <<EOF
209If you think configure made a mistake, make sure you are using the latest
210version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 211ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 212EOF
e155a21a 213 if disabled logging; then
2ba042a7 214 cat <<EOF
e155a21a
DB
215Rerun configure with logging enabled (do not use --disable-logging), and
216include the log this produces with your report.
2ba042a7
MR
217EOF
218 else
219cat <<EOF
e155a21a
DB
220Include the log file "$logfile" produced by configure as this will help
221solving the problem.
2ba042a7
MR
222EOF
223 fi
cea0ac52 224 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
MR
225 exit 1
226}
227
6c6007d6 228# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 229toupper(){
6c6007d6 230 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
231}
232
4a5444db 233tolower(){
6c6007d6 234 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
235}
236
a8d04fba
MR
237set_all(){
238 value=$1
239 shift
240 for var in $*; do
241 eval $var=$value
242 done
243}
244
799c9e9b
MR
245pushvar(){
246 for var in $*; do
247 eval level=\${${var}_level:=0}
248 eval ${var}_${level}="\$$var"
249 eval ${var}_level=$(($level+1))
250 done
251}
252
253popvar(){
254 for var in $*; do
255 eval level=\${${var}_level:-0}
256 test $level = 0 && continue
257 eval level=$(($level-1))
258 eval $var="\${${var}_${level}}"
259 eval ${var}_level=$level
260 eval unset ${var}_${level}
261 done
262}
263
a8d04fba
MR
264enable(){
265 set_all yes $*
266}
267
268disable(){
269 set_all no $*
270}
271
57bd82d4 272enabled(){
3250003c
MR
273 test "${1#!}" = "$1" && op== || op=!=
274 eval test "x\$${1#!}" $op "xyes"
44161118
MR
275}
276
37970ebf 277disabled(){
3250003c
MR
278 test "${1#!}" = "$1" && op== || op=!=
279 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
280}
281
44161118
MR
282enabled_all(){
283 for opt; do
284 enabled $opt || return 1
285 done
286}
287
85bca2c5
DB
288disabled_all(){
289 for opt; do
290 disabled $opt || return 1
291 done
292}
293
44161118
MR
294enabled_any(){
295 for opt; do
296 enabled $opt && return 0
297 done
298}
299
85bca2c5
DB
300disabled_any(){
301 for opt; do
302 disabled $opt && return 0
303 done
304}
305
c9d19248
MR
306set_default(){
307 for opt; do
308 eval test -z "\$$opt" && eval $opt=\$${opt}_default
309 done
310}
311
4a0d6686
AJ
312is_in(){
313 value=$1
314 shift
315 for var in $*; do
316 [ $var = $value ] && return 0
317 done
318 return 1
319}
320
30fd06be
MR
321check_deps(){
322 for cfg; do
3250003c 323 cfg="${cfg#!}"
799c9e9b
MR
324 enabled ${cfg}_checking && die "Circular dependency for $cfg."
325 disabled ${cfg}_checking && continue
326 enable ${cfg}_checking
327
30fd06be
MR
328 eval dep_all="\$${cfg}_deps"
329 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
330
331 pushvar cfg dep_all dep_any
332 check_deps $dep_all $dep_any
333 popvar cfg dep_all dep_any
334
30fd06be
MR
335 enabled_all $dep_all || disable $cfg
336 enabled_any $dep_any || disable $cfg
799c9e9b 337
4ec45764
RP
338 if enabled $cfg; then
339 eval dep_extralibs="\$${cfg}_extralibs"
340 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
341 fi
342
799c9e9b 343 disable ${cfg}_checking
30fd06be
MR
344 done
345}
346
44161118
MR
347print_config(){
348 pfx=$1
349 header=$2
350 makefile=$3
351 shift 3
352 for cfg; do
3d907e22 353 ucname="`toupper $cfg`"
44161118 354 if enabled $cfg; then
3d907e22
MR
355 echo "#define ${pfx}${ucname} 1" >> $header
356 echo "#define ENABLE_${ucname} 1" >> $header
357 echo "${pfx}${ucname}=yes" >> $makefile
358 else
359 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
360 fi
361 done
57bd82d4
MR
362}
363
364flags_saved(){
2270b4b2 365 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
366}
367
dcd479c0 368save_flags(){
57bd82d4 369 flags_saved && return
dcd479c0
MR
370 SAVE_CFLAGS="$CFLAGS"
371 SAVE_LDFLAGS="$LDFLAGS"
372 SAVE_extralibs="$extralibs"
373}
374
375restore_flags(){
f5d28d10 376 flags_saved || return
dcd479c0
MR
377 CFLAGS="$SAVE_CFLAGS"
378 LDFLAGS="$SAVE_LDFLAGS"
379 extralibs="$SAVE_extralibs"
380 unset SAVE_CFLAGS
381 unset SAVE_LDFLAGS
382 unset SAVE_extralibs
383}
384
385temp_cflags(){
386 save_flags
387 CFLAGS="$CFLAGS $*"
388}
389
390temp_ldflags(){
391 save_flags
392 LDFLAGS="$LDFLAGS $*"
393}
394
395temp_extralibs(){
396 save_flags
397 extralibs="$extralibs $*"
398}
399
57bd82d4
MR
400append(){
401 var=$1
402 shift
403 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
404 eval "$var=\"\$$var $*\""
405}
406
407add_cflags(){
408 append CFLAGS "$@"
409}
410
411add_ldflags(){
412 append LDFLAGS "$@"
413}
414
415add_extralibs(){
416 append extralibs "$@"
417}
418
b0cfb663 419check_cmd(){
b3cb5d51 420 log "$@"
2270b4b2 421 "$@" >> $logfile 2>&1
b0cfb663
MR
422}
423
dcd479c0 424check_cc(){
57bd82d4 425 log check_cc "$@"
2270b4b2 426 cat > $TMPC
720c69da 427 log_file $TMPC
b0cfb663 428 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
429}
430
431check_cpp(){
432 log check_cpp "$@"
2270b4b2 433 cat > $TMPC
720c69da 434 log_file $TMPC
b0cfb663 435 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
436}
437
940f335a
MR
438check_asm(){
439 log check_asm "$@"
440 name="$1"
441 asm="$2"
442 shift 2
443 check_cc "$@" <<EOF && enable $name || disable $name
c23a0ac8 444int foo(void){ asm volatile($asm); }
940f335a
MR
445EOF
446}
447
304d586d
LM
448check_yasm(){
449 log check_yasm "$@"
450 echo "$1" > $TMPS
451 log_file $TMPS
452 shift 1
453 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
454}
455
dcd479c0 456check_ld(){
57bd82d4 457 log check_ld "$@"
0607887f 458 check_cc || return
3155a644
MR
459 flags=''
460 libs=''
461 for f; do
462 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
463 done
464 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
465}
466
467check_cflags(){
57bd82d4
MR
468 log check_cflags "$@"
469 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
470int x;
471EOF
472}
473
474check_ldflags(){
57bd82d4
MR
475 log check_ldflags "$@"
476 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 477int main(void){ return 0; }
dcd479c0
MR
478EOF
479}
480
481check_header(){
57bd82d4 482 log check_header "$@"
dcd479c0
MR
483 header=$1
484 shift
d8bc5f06
MR
485 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
486 disable $var
487 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
488#include <$header>
489int x;
490EOF
491}
492
493check_func(){
57bd82d4 494 log check_func "$@"
dcd479c0
MR
495 func=$1
496 shift
d8bc5f06
MR
497 disable $func
498 check_ld "$@" <<EOF && enable $func
dcd479c0 499extern int $func();
c23a0ac8 500int main(void){ $func(); }
dcd479c0
MR
501EOF
502}
503
f8d7b072
MR
504check_func2(){
505 log check_func2 "$@"
506 headers=$1
507 func=$2
508 shift 2
509 disable $func
510 incs=""
511 for hdr in $headers; do
512 incs="$incs
513#include <$hdr>"
514 done
515 check_ld "$@" <<EOF && enable $func
516$incs
d6773f56 517int main(int argc, char **argv){
f8d7b072
MR
518 (void) $func;
519 return 0;
520}
521EOF
522}
523
57bd82d4
MR
524check_lib(){
525 log check_lib "$@"
526 header="$1"
527 func="$2"
528 shift 2
fcfcde17
MR
529 temp_extralibs "$@"
530 check_header $header && check_func $func && add_extralibs "$@"
531 err=$?
532 restore_flags
533 return $err
57bd82d4
MR
534}
535
f8d7b072
MR
536check_lib2(){
537 log check_lib2 "$@"
538 headers="$1"
539 func="$2"
540 shift 2
541 temp_extralibs "$@"
542 check_func2 "$headers" $func && add_extralibs "$@"
543 err=$?
544 restore_flags
545 return $err
546}
547
dcd479c0 548check_exec(){
2270b4b2 549 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
550}
551
7dfef245
MR
552check_exec_crash(){
553 code=`cat`
554
555 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
556 # are safe but may not be available everywhere. Thus we use
557 # raise(SIGTERM) instead. The check is run in a subshell so we
558 # can redirect the "Terminated" message from the shell. SIGBUS
559 # is not defined by standard C so it is used conditionally.
560
2270b4b2 561 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
562#include <signal.h>
563static void sighandler(int sig){
564 raise(SIGTERM);
565}
e5af4a11 566int main(void){
7dfef245
MR
567 signal(SIGILL, sighandler);
568 signal(SIGFPE, sighandler);
569 signal(SIGSEGV, sighandler);
570#ifdef SIGBUS
571 signal(SIGBUS, sighandler);
572#endif
573 { $code }
574}
575EOF
576}
577
72be9e73
DY
578check_type(){
579 log check_type "$@"
580 headers=$1
581 type=$2
582 shift 2
583 disable $type
584 incs=""
585 for hdr in $headers; do
586 incs="$incs
587#include <$hdr>"
588 done
589 check_cc "$@" <<EOF && enable $type
590$incs
591$type v;
592EOF
593}
594
57bd82d4
MR
595require(){
596 name="$1"
597 header="$2"
598 func="$3"
599 shift 3
600 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
601}
602
f8d7b072
MR
603require2(){
604 name="$1"
605 headers="$2"
606 func="$3"
607 shift 3
608 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
609}
610
eea50282
MR
611check_foo_config(){
612 cfg=$1
613 pkg=$2
614 header=$3
615 func=$4
616 shift 4
617 disable $cfg
618 check_cmd ${pkg}-config --version
619 err=$?
620 if test "$err" = 0; then
621 temp_cflags `${pkg}-config --cflags`
622 temp_extralibs `${pkg}-config --libs`
623 check_lib "$@" $header $func && enable $cfg
624 fi
625 return $err
626}
627
c505dd31
MR
628apply(){
629 file=$1
630 shift
631 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
632}
633
dcd61286
DB
634# CONFIG_LIST contains configurable options, while HAVE_LIST is for
635# system-dependent things.
636
4a0d6686
AJ
637COMPONENT_LIST="
638 bsfs
639 decoders
640 demuxers
641 encoders
3cde40aa 642 filters
c552605c 643 indevs
4a0d6686 644 muxers
c552605c 645 outdevs
4a0d6686
AJ
646 parsers
647 protocols
648"
649
650CONFIG_LIST="
651 $COMPONENT_LIST
f7679c54
VS
652 avfilter
653 avfilter_lavf
c88f5d72
MR
654 avisynth
655 beos_netserver
f402916e 656 bzlib
c88f5d72
MR
657 ffmpeg
658 ffplay
659 ffserver
660 gpl
ecfc4f44 661 gprof
d8d0d0b2 662 gray
3abe5fbd 663 hardcoded_tables
c88f5d72 664 ipv6
7bc5f2a8 665 liba52
f8904fd9 666 liba52bin
f5a756ef
DB
667 libamr_nb
668 libamr_wb
f7b8bffe 669 libdc1394
690bfceb 670 libdirac
2eed5a46
DB
671 libfaac
672 libfaad
673 libfaadbin
c88f5d72 674 libgsm
6ebe07fb 675 libmp3lame
c88f5d72 676 libnut
f7cd9eed 677 libschroedinger
150d2772 678 libtheora
c88f5d72 679 libvorbis
1cc60c47
DB
680 libx264
681 libxvid
c88f5d72 682 memalign_hack
a8150374 683 mlib
c88f5d72
MR
684 mpegaudio_hp
685 network
3fe142e2 686 nonfree
4a24ab64 687 postproc
2b4c3615 688 powerpc_perf
bd2216e4 689 small
13ca50f3 690 swscale
c88f5d72 691 vhook
56a059ac 692 x11grab
c88f5d72 693 zlib
4a0d6686 694"
c88f5d72 695
8eee7025
DB
696THREADS_LIST='
697 beosthreads
d22e8442 698 os2threads
8eee7025
DB
699 pthreads
700 w32threads
701'
702
3f5b56e5
MR
703ARCH_LIST='
704 alpha
705 armv4l
706 bfin
707 ia64
708 m68k
709 mips
710 parisc
711 powerpc
712 s390
713 sh4
714 sparc
715 sparc64
716 x86
717 x86_32
718 x86_64
719'
720
721ARCH_EXT_LIST='
1ac9331a 722 altivec
1ac9331a 723 armv5te
edab3048 724 armv6
f55b299a 725 armvfp
3f5b56e5
MR
726 iwmmxt
727 mmi
728 mmx
d7f0920b 729 mmx2
6b18d278 730 neon
9eeed841 731 ssse3
bd9d34a0 732 vis
3f5b56e5
MR
733'
734
735HAVE_LIST="
736 $ARCH_EXT_LIST
737 $THREADS_LIST
738 altivec_h
c9fdab0d 739 arpa_inet_h
6bd859d6 740 bswap
c88f5d72 741 byteswap_h
ecf97f22 742 closesocket
1ac9331a 743 cmov
e16e49ac 744 conio_h
c88f5d72 745 dcbzl
f8aa696f
DB
746 dev_bktr_ioctl_bt848_h
747 dev_bktr_ioctl_meteor_h
748 dev_ic_bt8xx_h
749 dev_video_meteor_ioctl_meteor_h
750 dev_video_bktr_ioctl_bt848_h
18b67ae5 751 dlfcn_h
c88f5d72 752 dlopen
245626d0
DB
753 ebp_available
754 ebx_available
c2a29455 755 fast_64bit
7073e9fc 756 fast_cmov
7b829d2a 757 fast_unaligned
9d99cc5a 758 fork
c88f5d72 759 freetype2
da9e86f8 760 gethrtime
4e68cb8a 761 GetProcessTimes
66be5b45 762 getrusage
c88f5d72 763 imlib2
2e1913b1 764 inet_aton
61d251db 765 inline_asm
0b4a1821
AS
766 libdc1394_1
767 libdc1394_2
a33cab3a
MK
768 llrint
769 lrint
c88f5d72 770 lrintf
f8aa696f
DB
771 machine_ioctl_bt848_h
772 machine_ioctl_meteor_h
c88f5d72
MR
773 malloc_h
774 memalign
6ffa87d3 775 mkstemp
b4e806b2 776 pld
9cafbd6c 777 ppc64
a33cab3a
MK
778 round
779 roundf
c88f5d72
MR
780 sdl
781 sdl_video_size
72be9e73 782 socklen_t
deb29777 783 soundcard_h
f8cda19e 784 poll_h
b58412f1 785 sys_mman_h
b091aa44 786 sys_resource_h
81644c2e 787 sys_select_h
deb29777 788 sys_soundcard_h
e16e49ac 789 termios_h
b265431e 790 threads
6ff3f3e7 791 winsock2_h
304d586d 792 yasm
0cb78cef 793"
44161118 794
520cc7f1 795CMDLINE_SELECT="
3f5b56e5 796 $ARCH_EXT_LIST
520cc7f1 797 $CONFIG_LIST
8eee7025 798 $THREADS_LIST
db6107b6 799 cross_compile
520cc7f1
MR
800 debug
801 extra_warnings
8c6afa4d 802 logging
d2bbb2f7 803 optimizations
520cc7f1
MR
804 shared
805 static
87a0fb62 806 stripping
520cc7f1 807"
426be5dc
DB
808
809PATHS_LIST='
d156bede 810 bindir
26759c44
MR
811 incdir
812 libdir
26759c44
MR
813 mandir
814 prefix
815 shlibdir
426be5dc
DB
816'
817
818CMDLINE_SET="
819 $PATHS_LIST
820 arch
821 build_suffix
822 cc
823 cpu
824 cross_prefix
825 logfile
26759c44
MR
826 source_path
827 target_os
426be5dc 828"
520cc7f1 829
912f3148
DB
830# code dependency declarations
831
9eeed841
MR
832# architecture extensions
833altivec_deps="powerpc"
834armv5te_deps="armv4l"
835armv6_deps="armv4l"
f55b299a 836armvfp_deps="armv4l"
9eeed841 837iwmmxt_deps="armv4l"
e241ba14 838mmi_deps="mips"
9eeed841 839mmx_deps="x86"
fbef871d 840mmx2_deps="x86 mmx"
6b18d278 841neon_deps="armv4l"
9eeed841 842ssse3_deps="x86"
bd9d34a0 843vis_deps="sparc"
9eeed841 844
de0e19cc
MR
845# system headers and functions
846byteswap_h_deps="!armv4l"
847
912f3148 848# decoders / encoders
1b71f045 849ac3_decoder_deps="gpl !liba52"
33a0dd37 850dxa_decoder_deps="zlib"
30fd06be 851flashsv_decoder_deps="zlib"
773be23a 852flashsv_encoder_deps="zlib"
b517af05 853mlp_decoder_deps="mlp_parser"
30fd06be
MR
854mpeg_xvmc_decoder_deps="xvmc"
855png_decoder_deps="zlib"
856png_encoder_deps="zlib"
30fd06be
MR
857zmbv_decoder_deps="zlib"
858zmbv_encoder_deps="zlib"
859
912f3148 860# external libraries
7bc5f2a8 861liba52_decoder_deps="liba52"
4ec45764 862liba52bin_decoder_extralibs='$ldl'
f5a756ef
DB
863libamr_nb_decoder_deps="libamr_nb"
864libamr_nb_encoder_deps="libamr_nb"
865libamr_wb_decoder_deps="libamr_wb"
866libamr_wb_encoder_deps="libamr_wb"
1b71f045 867libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 868libdirac_encoder_deps="libdirac"
c9171a83 869libfaac_encoder_deps="libfaac"
69ddbd1d 870libfaad_decoder_deps="libfaad"
4ec45764 871libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
872libgsm_decoder_deps="libgsm"
873libgsm_encoder_deps="libgsm"
8ffed8d8
MR
874libgsm_ms_decoder_deps="libgsm"
875libgsm_ms_encoder_deps="libgsm"
1cc60c47 876libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
877libschroedinger_decoder_deps="libschroedinger"
878libschroedinger_encoder_deps="libschroedinger"
150d2772 879libtheora_encoder_deps="libtheora"
b0caf888 880libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
881libx264_encoder_deps="libx264"
882libxvid_encoder_deps="libxvid"
13566c31 883mpeg4aac_decoder_deps="libfaad"
30fd06be 884
912f3148 885# demuxers / muxers
03a76ba9 886ac3_demuxer_deps="ac3_parser"
50383e88 887audio_beos_demuxer_deps="audio_beos"
4ec45764 888audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 889audio_beos_muxer_deps="audio_beos"
4ec45764 890audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 891avisynth_demuxer_deps="avisynth"
73483024 892bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 893dirac_demuxer_deps="dirac_parser"
fe9bb347 894dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 895libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
896libnut_demuxer_deps="libnut"
897libnut_muxer_deps="libnut"
4bd8e17c 898mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
899oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
900oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 901redir_demuxer_deps="network"
8eb793c4 902rtp_muxer_deps="network rtp_protocol"
95c21842
LA
903rtsp_demuxer_deps="sdp_demuxer"
904sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 905v4l_demuxer_deps="linux_videodev_h"
530dc538 906v4l2_demuxer_deps="linux_videodev2_h"
c2345207
RP
907vfwcap_demuxer_deps="capCreateCaptureWindow"
908vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 909x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 910x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 911
912f3148 912# protocols
c08fb000
AB
913http_protocol_deps="network"
914rtp_protocol_deps="udp_protocol"
915tcp_protocol_deps="network"
916udp_protocol_deps="network"
917
f7679c54 918# filters
81124ba0 919movie_filter_deps="avfilter_lavf"
f7679c54 920
912f3148 921# programs
fa859b4d 922ffplay_deps="sdl"
6ad42348 923ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
924ffserver_extralibs='$ldl'
925vhook_extralibs='$ldl'
a2830dca 926
912f3148 927
de6d9b64 928# default parameters
8a608357 929
2ba042a7 930logfile="config.err"
8a608357
MR
931
932# installation paths
c9d19248
MR
933prefix_default="/usr/local"
934bindir_default='${prefix}/bin'
935incdir_default='${prefix}/include'
936libdir_default='${prefix}/lib'
937mandir_default='${prefix}/share/man'
938shlibdir_default="$libdir_default"
8a608357
MR
939
940# toolchain
de6d9b64 941cc="gcc"
304d586d 942yasmexe="yasm"
de6d9b64 943ar="ar"
503d5b58 944nm="nm"
be7109c1 945ranlib="ranlib"
0f3cb305 946strip="strip"
8a608357 947asmalign_pot="unknown"
20369773 948ln_s="ln -sf"
304d586d 949objformat="elf"
8a608357
MR
950
951# machine
cc6a90dd 952arch=`uname -m`
38d0a8aa 953cpu="generic"
8a608357 954
8a608357 955# OS
4f854758 956target_os=$(tolower $(uname -s))
8a608357 957
8a608357 958# libraries
f402916e 959enable bzlib
497237c7 960enable zlib
8a608357
MR
961
962# configurable options
497237c7 963enable debug
497237c7
RP
964enable ffmpeg
965enable ffplay
966enable ffserver
967enable ipv6
497237c7
RP
968enable mpegaudio_hp
969enable network
8400d6b8 970enable optimizations
497237c7 971enable protocols
530dc538 972enable static
87a0fb62 973enable stripping
8a608357
MR
974vhook="default"
975
8a608357 976# build settings
9987769a 977SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 978VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 979FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
980LIBPREF="lib"
981LIBSUF=".a"
c5f14466
RP
982FULLNAME='$(NAME)$(BUILDSUF)'
983LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
984SLIBPREF="lib"
985SLIBSUF=".so"
c5f14466 986SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
987SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
988SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 989LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 990
315c741d 991# gcc stupidly only outputs the basename of targets with -MM
18c64005 992DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 993
c597172e
MR
994# find source path
995source_path="`dirname \"$0\"`"
497237c7 996enable source_path_used
c597172e
MR
997if test -z "$source_path" -o "$source_path" = "." ; then
998 source_path="`pwd`"
497237c7 999 disable source_path_used
c597172e
MR
1000else
1001 source_path="`cd \"$source_path\"; pwd`"
1002 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1003 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1004fi
1005
c597172e
MR
1006FFMPEG_CONFIGURATION="$@"
1007
73ef8980
MR
1008find_things(){
1009 thing=$1
1010 pattern=$2
1011 file=$source_path/$3
932ccf39 1012 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1013}
1014
1015ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1016DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1017PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1018BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1019MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1020DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1021OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1022INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1023PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1024FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1025
7483e694
DB
1026enable $ARCH_EXT_LIST \
1027 $DECODER_LIST \
1028 $ENCODER_LIST \
1029 $PARSER_LIST \
1030 $BSF_LIST \
1031 $DEMUXER_LIST \
1032 $MUXER_LIST \
f7679c54 1033 $FILTER_LIST \
7483e694
DB
1034 $PROTOCOL_LIST \
1035 $INDEV_LIST \
1036 $OUTDEV_LIST \
c597172e
MR
1037
1038die_unknown(){
1039 echo "Unknown option \"$1\"."
1040 echo "See $0 --help for available options."
1041 exit 1
1042}
1043
794f8e97 1044show_list() {
bf0c4afa
RP
1045 suffix=_$1
1046 shift
1047 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1048 exit 0
1049}
1050
c597172e 1051for opt do
7483e694
DB
1052 optval="${opt#*=}"
1053 case "$opt" in
7483e694
DB
1054 --extra-cflags=*) add_cflags "$optval"
1055 ;;
1056 --extra-ldflags=*) add_ldflags "$optval"
1057 ;;
1058 --extra-libs=*) add_extralibs "$optval"
1059 ;;
8fb1cb58 1060 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1061 ;;
40bcf4c7
BL
1062 --enable-debug=*) debuglevel="$optval"
1063 ;;
7483e694
DB
1064 --enable-*=*|--disable-*=*)
1065 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1066 case "$thing" in
81124ba0 1067 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1068 *) die_unknown "$opt" ;;
1069 esac
1070 ;;
1071 --enable-?*|--disable-?*)
1072 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1073 if is_in $option $COMPONENT_LIST; then
1074 eval $action \$$(toupper ${option%s})_LIST
1075 elif is_in $option $CMDLINE_SELECT; then
1076 $action $option
1077 else
1078 die_unknown $opt
1079 fi
7483e694
DB
1080 ;;
1081 --list-*)
1082 NAME="${opt#--list-}"
1083 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1084 NAME=${NAME%s}
1085 eval show_list $NAME \$$(toupper $NAME)_LIST
1086 ;;
1087 --help|-h) show_help
1088 ;;
1089 *)
26759c44
MR
1090 optname="${opt%=*}"
1091 optname="${optname#--}"
1092 optname=$(echo "$optname" | sed 's/-/_/g')
1093 is_in $optname $CMDLINE_SET || die_unknown $opt
1094 eval $optname='$optval'
7483e694
DB
1095 ;;
1096 esac
c597172e
MR
1097done
1098
bcea99bb
MR
1099disabled logging && logfile=/dev/null
1100
1101echo "# $0 $@" > $logfile
1102set >> $logfile
1103
adb2b908 1104cc="${cross_prefix}${cc}"
304d586d 1105yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1106ar="${cross_prefix}${ar}"
1107nm="${cross_prefix}${nm}"
1108ranlib="${cross_prefix}${ranlib}"
1109strip="${cross_prefix}${strip}"
1110
e4e69e0b
MR
1111# set temporary file name
1112if test ! -z "$TMPDIR" ; then
1113 TMPDIR1="${TMPDIR}"
1114elif test ! -z "$TEMPDIR" ; then
1115 TMPDIR1="${TEMPDIR}"
1116else
1117 TMPDIR1="/tmp"
1118fi
1119
1120TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1121TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1122TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1123TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1124TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1125TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1126
b24dbcbd
RP
1127case "$arch" in
1128 i386|i486|i586|i686|i86pc|BePC)
1129 arch="x86_32"
1130 enable fast_unaligned
1131 ;;
1132 x86_64|amd64)
1133 arch="x86_32"
1134 enable fast_unaligned
1135 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1136 int test[sizeof(char*) - 7];
1137EOF
1138 ;;
1139 # armv4l is a subset of armv[567]*l
1140 arm|armv[4567]*l)
1141 arch="armv4l"
1142 ;;
1143 alpha)
1144 arch="alpha"
1145 enable fast_64bit
1146 ;;
1147 "Power Macintosh"|ppc|powerpc)
1148 arch="powerpc"
1149 ;;
1150 ppc64)
1151 arch="powerpc"
1152 enable fast_64bit
1153 ;;
1154 mips|mipsel|IP*)
1155 arch="mips"
1156 ;;
1157 sun4u|sparc64)
1158 arch="sparc64"
1159 enable fast_64bit
1160 ;;
1161 sparc)
1162 arch="sparc"
1163 ;;
1164 sh4)
1165 arch="sh4"
1166 ;;
1167 parisc)
1168 arch="parisc"
1169 ;;
1170 parisc64)
1171 arch="parisc"
1172 enable fast_64bit
1173 ;;
1174 s390|s390x)
1175 arch="s390"
1176 ;;
1177 m68k)
1178 arch="m68k"
1179 ;;
1180 ia64)
1181 arch="ia64"
1182 enable fast_64bit
1183 ;;
1184 bfin)
1185 arch="bfin"
1186 ;;
1187 *)
1188 arch="unknown"
1189 ;;
1190esac
1191
1192enable $arch
1193enabled_any x86_32 x86_64 && enable x86
1194enabled sparc64 && enable sparc
1195
7483e694 1196# OS specific
4f854758 1197case $target_os in
7483e694 1198 beos|haiku|zeta)
c9d19248 1199 prefix_default="$HOME/config"
7483e694
DB
1200 # helps building libavcodec
1201 add_cflags "-DPIC -fomit-frame-pointer"
1202 # 3 gcc releases known for BeOS, each with ugly bugs
1203 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1204 case "$gcc_version" in
1205 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1206 disable mmx
1207 ;;
1208 *20010315*) echo "BeBits gcc"
1209 add_cflags "-fno-expensive-optimizations"
1210 ;;
1211 esac
7483e694
DB
1212 SHFLAGS=-nostart
1213 # enable BeOS things
1214 enable audio_beos
1215 # no need for libm, but the inet stuff
1216 # Check for BONE
1217 # XXX: actually should check for NOT net_server
78fe7631 1218 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1219 network_extralibs="-lbind -lsocket"
1220 else
1221 enable beos_netserver
1222 network_extralibs="-lnet"
1223 fi ;;
1224 sunos)
1225 FFSERVERLDFLAGS=""
9987769a 1226 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1227 network_extralibs="-lsocket -lnsl"
1228 ;;
1229 netbsd)
1230 oss_demuxer_extralibs="-lossaudio"
1231 oss_muxer_extralibs="-lossaudio"
1232 ;;
1233 openbsd)
1234 disable need_memalign
1235 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1236 SHFLAGS='-shared'
1237 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1238 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1239 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1240 oss_demuxer_extralibs="-lossaudio"
1241 oss_muxer_extralibs="-lossaudio"
1242 ;;
1243 freebsd)
1244 disable need_memalign
1245 ;;
1246 bsd/os)
1247 osextralibs="-lpoll -lgnugetopt"
1248 strip="strip -d"
1249 ;;
1250 darwin)
1251 disable need_memalign
0138c54e 1252 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1253 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1254 strip="strip -x"
1255 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1256 SLIBSUF=".dylib"
1257 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1258 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1259 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1260 objformat="macho"
7483e694
DB
1261 ;;
1262 mingw32*)
4f854758 1263 target_os=mingw32
dcc01c06
RP
1264 LIBTARGET=i386
1265 if test $arch = x86_64; then
1266 disable need_memalign
1267 LIBTARGET=x64
1268 fi
fbd971a4 1269 shlibdir_default="$bindir_default"
7483e694
DB
1270 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1271 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1272 if enabled swscale; then
7483e694
DB
1273 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1274 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1275 fi
1276 disable ffserver
1277 SLIBPREF=""
1278 SLIBSUF=".dll"
1279 EXESUF=".exe"
1280 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1281 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1282 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1283 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1284 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1285 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1286 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1287 objformat="win32"
7483e694
DB
1288 ;;
1289 cygwin*)
4f854758 1290 target_os=cygwin
fbd971a4 1291 shlibdir_default="$bindir_default"
7483e694
DB
1292 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1293 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1294 if enabled swscale; then
7483e694
DB
1295 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1296 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1297 fi
1298 EXESUF=".exe"
1299 SLIBPREF="cyg"
1300 SLIBSUF=".dll"
1301 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1302 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1303 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1304 objformat="win32"
7483e694 1305 ;;
4f365f37 1306 *-dos|freedos|opendos)
4f365f37
MK
1307 disable ffplay ffserver vhook
1308 disable $INDEV_LIST $OUTDEV_LIST
1309 network_extralibs="-lsocket"
1310 EXESUF=".exe"
304d586d 1311 objformat="win32"
4f365f37 1312 ;;
7483e694 1313 linux)
7483e694
DB
1314 enable dv1394
1315 ;;
1316 irix*)
4f854758 1317 target_os=irix
7483e694
DB
1318 ranlib="echo ignoring ranlib"
1319 ;;
d22e8442 1320 os/2*)
d22e8442
DY
1321 strip="lxlite"
1322 ln_s="cp -f"
d22e8442
DY
1323 EXESUF=".exe"
1324 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1325 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1326 FFSERVERLDFLAGS=""
287d3b13 1327 LIBSUF="_s.a"
d22e8442
DY
1328 SLIBPREF=""
1329 SLIBSUF=".dll"
1330 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1331 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1332 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1333 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1334 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1335 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1336 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1337 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1338 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1339 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1340 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1341 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1342 disable vhook
d22e8442 1343 ;;
269820f1
PR
1344 interix)
1345 disable vhook
1346 ;;
d22e8442 1347
7483e694 1348 *)
4f854758 1349 target_os="${target_os}-UNKNOWN"
7483e694
DB
1350 ;;
1351esac
1352
c9d19248
MR
1353set_default $PATHS_LIST
1354
c597172e 1355add_extralibs $osextralibs
de6d9b64 1356
28d8e661
DB
1357# Combine FFLDFLAGS and the LDFLAGS environment variable.
1358LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1359
497237c7 1360test -n "$cross_prefix" && enable cross_compile
1ea46bed 1361
320d060a 1362# we need to build at least one lib type
93b3c083 1363if ! enabled_any static shared; then
320d060a
DB
1364 cat <<EOF
1365At least one library type must be built.
1366Specify --enable-static to build the static libraries or --enable-shared to
1367build the shared libraries as well. To only build the shared libraries specify
1368--disable-static in addition to --enable-shared.
1369EOF
1370 exit 1;
1371fi
1372
abc4e572 1373disabled static && LIBNAME=""
2a320695 1374
a2234ceb
RP
1375if enabled_any libfaad libfaadbin ; then
1376 if check_header faad.h; then
1377 check_cc << EOF
1378#include <faad.h>
1379#ifndef FAAD2_VERSION
1380ok faad1
1381#endif
db817cf3 1382int main(void) { return 0; }
a2234ceb
RP
1383EOF
1384 test $? = 0 && enable libfaad2
1385 else
ff3dac65 1386 die "FAAD test failed."
a2234ceb
RP
1387 fi
1388fi
1389
1390
93b3c083 1391if ! enabled gpl; then
54118497
RP
1392 die_gpl_disabled(){
1393 name=$1
1394 shift
1395 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1396 }
4a24ab64 1397 die_gpl_disabled "The Postprocessing code" postproc
7bc5f2a8 1398 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1399 die_gpl_disabled "libx264" libx264
1400 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1401 die_gpl_disabled "FAAD2" libfaad2
1402 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1403 die_gpl_disabled "The software scaler" swscale
ebb810d9 1404fi
b2e3c528 1405
3fe142e2
DB
1406if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1407 die "libamr is nonfree and --enable-nonfree is not specified."
1408fi
1409
9eeed841 1410check_deps $ARCH_EXT_LIST
0f3cb305 1411
5d323602
MR
1412test -z "$need_memalign" && need_memalign="$mmx"
1413
cf9d24ad 1414#Darwin CC versions
4f854758 1415if test $target_os = darwin; then
3dddba4b 1416 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1417 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1418 else
8541cc27 1419 add_cflags "-pipe"
26c1b3be
DB
1420 check_cflags "-force_cpusubtype_ALL"
1421 check_cflags "-Wno-sign-compare"
f946a9a4 1422 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1423 fi
2a1a6b64
MN
1424fi
1425
40617a6d 1426disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1427
a4adb608 1428# Add processor-specific flags
38d0a8aa 1429if test $cpu != "generic"; then
bc8ec47b
MR
1430 warn_altivec(){
1431 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1432 }
38d0a8aa 1433 case $cpu in
bb270c08 1434 601|ppc601|PowerPC601)
1c5d830c 1435 add_cflags "-mcpu=601"
bc8ec47b 1436 warn_altivec enabled PPC601
bb270c08
DB
1437 ;;
1438 603*|ppc603*|PowerPC603*)
1c5d830c 1439 add_cflags "-mcpu=603"
bc8ec47b 1440 warn_altivec enabled PPC603
bb270c08
DB
1441 ;;
1442 604*|ppc604*|PowerPC604*)
1c5d830c 1443 add_cflags "-mcpu=604"
bc8ec47b 1444 warn_altivec enabled PPC604
bb270c08
DB
1445 ;;
1446 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1447 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1448 warn_altivec enabled PPC75x
bb270c08
DB
1449 ;;
1450 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1451 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1452 warn_altivec disabled PPC745x
bb270c08
DB
1453 ;;
1454 74*|ppc74*|PowerPC74*)
1c5d830c 1455 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1456 warn_altivec disabled PPC74xx
bb270c08
DB
1457 ;;
1458 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1459 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1460 warn_altivec disabled PPC970
9cafbd6c 1461 enable ppc64
bb270c08 1462 ;;
e07e357d
LB
1463 Cell|CELL|cell)
1464 add_cflags "-mcpu=cell"
1465 warn_altivec disabled Cell
9cafbd6c 1466 enable ppc64
e07e357d 1467 ;;
e7768fc5
GP
1468 # targets that do NOT support conditional mov (cmov)
1469 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1470 add_cflags "-march=$cpu"
497237c7 1471 disable cmov
e7768fc5
GP
1472 ;;
1473 # targets that do support conditional mov (cmov)
416519dd 1474 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1475 add_cflags "-march=$cpu"
497237c7
RP
1476 enable cmov
1477 enable fast_cmov
94e4c3a3
GP
1478 ;;
1479 # targets that do support conditional mov but on which it's slow
800a5a19 1480 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1481 add_cflags "-march=$cpu"
497237c7
RP
1482 enable cmov
1483 disable fast_cmov
bb270c08 1484 ;;
d7b34d08 1485 sparc64)
1c5d830c 1486 add_cflags "-mcpu=v9"
d7b34d08 1487 ;;
265de665 1488 arm*|cortex*)
6b19786b
MR
1489 add_cflags "-mcpu=$cpu"
1490 ;;
bb270c08 1491 *)
7483e694 1492 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1493 ;;
a4adb608
MN
1494 esac
1495fi
1496
be0d52ab 1497# make sure we can execute files in $TMPDIR
2270b4b2 1498cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1499#! /bin/sh
1500EOF
2270b4b2
DB
1501chmod +x $TMPSH >> $logfile 2>&1
1502if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1503 cat <<EOF
1504Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1505variable to another directory and make sure that $TMPDIR1 is not mounted
1506noexec.
be0d52ab
MR
1507EOF
1508 die "Sanity test failed."
1509fi
edd08265 1510rm $TMPSH
be0d52ab 1511
1a268acc
MR
1512# compiler sanity check
1513check_exec <<EOF
c23a0ac8 1514int main(void){ return 0; }
1a268acc
MR
1515EOF
1516if test "$?" != 0; then
1517 echo "$cc is unable to create an executable file."
93b3c083 1518 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1519 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1520 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1521 fi
1522 die "C compiler test failed."
1523fi
1524
b4d96ba2
MR
1525check_cc <<EOF || die "Symbol mangling check failed."
1526int ff_extern;
1527EOF
2f05d9c1 1528sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1529extern_prefix=${sym%%ff_extern*}
1530
61d251db
MR
1531check_asm inline_asm '""'
1532
9eeed841 1533if enabled x86; then
44965991
PI
1534 # check whether EBP is available on x86
1535 # As 'i' is stored on the stack, this program will crash
1536 # if the base pointer is used to access it because the
1537 # base pointer is cleared in the inline assembly code.
7dfef245 1538 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1539 volatile int i=0;
1540 asm volatile (
1541 "xorl %%ebp, %%ebp"
1542 ::: "%ebp");
1543 return i;
44965991
PI
1544EOF
1545
1546 # check wether EBX is available on x86
940f335a 1547 check_asm ebx_available '"":::"%ebx"'
8e380710 1548
d7f0920b 1549 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1550 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1551 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1552
1553 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1554
1555 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1556 enabled x86_64 && append YASMFLAGS "-m amd64"
1557 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1558 case "$objformat" in
1559 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1560 *) append YASMFLAGS "-DPREFIX" ;;
1561 esac
1562 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1563fi
1564
87ea51e0
LB
1565# check for assembler specific support
1566
cc6a90dd 1567if test $arch = "powerpc"; then
497237c7 1568check_cc <<EOF && enable dcbzl
87ea51e0
LB
1569int main(void) {
1570 register long zero = 0;
1571 char data[1024];
1572 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1573return 0;
1574}
1575EOF
1576fi
1577
57bd82d4
MR
1578# check for SIMD availability
1579
115329f1 1580# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1581if enabled altivec; then
3ed1a2ee
DB
1582 check_cflags -maltivec -mabi=altivec &&
1583 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1584 check_cflags -faltivec
b6e52719 1585
0182fee8 1586 # check if our compiler supports Motorola AltiVec C API
497237c7 1587 check_cc <<EOF || disable altivec
dcd479c0 1588$inc_altivec_h
a9a07762
MN
1589int main(void) {
1590 vector signed int v1, v2, v3;
1591 v1 = vec_add(v2,v3);
1592 return 0;
1593}
1594EOF
b006b26c
DB
1595
1596 # check if our compiler supports braces for vector declarations
80a61f08 1597 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1598$inc_altivec_h
80a61f08 1599int main (void) { (vector int) {1}; return 0; }
b006b26c 1600EOF
a9a07762 1601fi
ab6c65f6 1602
b4e806b2
MC
1603# We have to check if pld is a nop and disable it.
1604enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1605enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1606enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1607enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1608enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1609enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1610enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1611enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1612
8b03def6
DB
1613enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1614
57bd82d4
MR
1615# ---
1616# big/little-endian test
9eebe687
MR
1617check_cc <<EOF || die "endian test failed"
1618unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1619EOF
d04d9e16 1620od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1621
a3999908 1622# ---
3d204385
NK
1623# check availability of some header files
1624
a98bb16d
RP
1625if check_func dlopen; then
1626 ldl=
1627elif check_func dlopen -ldl; then
1628 ldl=-ldl
8bf5d58f
MN
1629fi
1630
7483e694
DB
1631check_func fork
1632check_func gethrtime
1633check_func getrusage
094c09bb 1634check_func inet_aton $network_extralibs
7483e694
DB
1635check_func memalign
1636check_func mkstemp
a98bb16d 1637check_func2 windows.h GetProcessTimes
6ffa87d3 1638
a98bb16d 1639check_header byteswap.h
e16e49ac 1640check_header conio.h
a98bb16d
RP
1641check_header dlfcn.h
1642check_header malloc.h
b58412f1 1643check_header sys/mman.h
b091aa44 1644check_header sys/resource.h
a98bb16d
RP
1645check_header termios.h
1646
1647if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1648 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1649fi
e16e49ac 1650
e8214e0e 1651enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1652enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 1653
b0c858d8
FR
1654# ffserver uses poll(),
1655# if it's not found we can emulate it using select().
1656if enabled ffserver; then
f8cda19e 1657 check_header poll.h
81644c2e 1658 check_header sys/select.h
b0c858d8
FR
1659fi
1660
57bd82d4
MR
1661# check for some common methods of building with pthread support
1662# do this before the optional library checks as some of them require pthreads
1663if enabled pthreads; then
9e7fd101
MR
1664 if check_func pthread_create; then
1665 :
1666 elif check_func pthread_create -pthread; then
1667 add_cflags -pthread
afc9aee2 1668 add_extralibs -pthread
9e7fd101
MR
1669 elif check_func pthread_create -pthreads; then
1670 add_cflags -pthreads
afc9aee2 1671 add_extralibs -pthreads
8d94f606
GT
1672 elif check_func pthread_create -lpthreadGC2; then
1673 add_extralibs -lpthreadGC2
9e7fd101
MR
1674 elif ! check_lib pthread.h pthread_create -lpthread; then
1675 die "ERROR: can't find pthreads library"
1676 fi
57bd82d4
MR
1677fi
1678
8eee7025 1679for thread in $THREADS_LIST; do
e5f94c2b 1680 if enabled $thread; then
3ae3b721
RP
1681 test -n "$thread_type" &&
1682 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1683 thread_type="$thread"
e5f94c2b
RP
1684 fi
1685done
1686
fdf88598
MR
1687check_lib math.h sin -lm
1688
a33cab3a
MK
1689# test for C99 functions in math.h
1690for func in llrint lrint lrintf round roundf; do
1691 check_exec <<EOF && enable $func || disable $func
f32adb22
MR
1692#define _ISOC9X_SOURCE 1
1693#include <math.h>
a33cab3a 1694int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1695EOF
a33cab3a 1696done
f32adb22 1697
57bd82d4 1698# these are off by default, so fail if requested and not available
79fda097 1699enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1700enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1701enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1702enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1703enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1704 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1705 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1706enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1707enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1708enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1709enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1710enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1711enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1712 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1713enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1714enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
18ee626c 1715enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
7483e694
DB
1716enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1717enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1718
0b4a1821
AS
1719# libdc1394 check
1720if enabled libdc1394; then
1721 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1722 enable libdc1394_2; } ||
1723 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1724 enable libdc1394_1; } ||
1725 die "ERROR: No version of libdc1394 found "
1726fi
1727
1728
c13e1abd
FH
1729_restrict=
1730for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1731 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1732void foo(char * $restrict_keyword p);
1733EOF
c13e1abd
FH
1734done
1735
703afd07 1736test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1737
4f854758 1738if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1739 disable vhook
fbb9d104 1740 echo
b0268cc0 1741 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1742 echo "Patches welcome."
1743 echo
1744fi
1745
8d923001
MR
1746if enabled vhook; then
1747 check_ldflags -rdynamic
1748 check_ldflags -export-dynamic
1749fi
bfd2edeb 1750
eea50282
MR
1751check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1752check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1753
a86b921c 1754##########################################
29799f8b 1755# SDL check
a86b921c 1756
497237c7
RP
1757disable sdl_too_old
1758disable sdl
6a1a892f 1759SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1760if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1761 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1762 temp_cflags $sdl_cflags
dcd479c0 1763 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1764 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1765 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1766 if test "$_sdlversion" -lt 121 ; then
497237c7 1767 enable sdl_too_old
dcd479c0 1768 else
497237c7 1769 enable sdl
225e21ef 1770 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1771#include <SDL.h>
d6773f56 1772int main(int argc, char **argv){
29f3b38a
MR
1773 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1774 int w = vi->current_w;
1775 return 0;
1776}
1777EOF
dcd479c0
MR
1778 fi
1779 fi
29f3b38a 1780 restore_flags
c3f6b472 1781fi
57bd82d4 1782
2270b4b2 1783texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1784
7a91333f 1785##########################################
73b46a95
RP
1786# Network check
1787
1788if enabled network; then
668b65bd 1789 check_type sys/socket.h socklen_t
73b46a95
RP
1790 # Prefer arpa/inet.h over winsock2
1791 if check_header arpa/inet.h ; then
1792 check_func closesocket
1793 elif check_header winsock2.h ; then
ea10ddde 1794 network_extralibs="-lws2_32"
72be9e73 1795 check_type ws2tcpip.h socklen_t
73b46a95
RP
1796 check_func2 winsock2.h closesocket
1797 fi
1798fi
1799
1800##########################################
29799f8b 1801# IPv6 check
7a91333f 1802
497237c7 1803enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1804#include <sys/types.h>
1805#include <sys/socket.h>
1806#include <netinet/in.h>
1807#include <netdb.h>
db817cf3 1808int main(void) {
7483e694
DB
1809 struct sockaddr_storage saddr;
1810 struct ipv6_mreq mreq6;
1811 getaddrinfo(0,0,0,0);
1812 getnameinfo(0,0,0,0,0,0,0);
1813 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1814}
1815EOF
1816
06e31011
RP
1817check_header linux/videodev.h
1818check_header linux/videodev2.h
47f38850 1819
c2345207
RP
1820check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1821
f8aa696f 1822# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1823{ check_header dev/bktr/ioctl_meteor.h &&
1824 check_header dev/bktr/ioctl_bt848.h; } ||
1825{ check_header machine/ioctl_meteor.h &&
1826 check_header machine/ioctl_bt848.h; } ||
1827{ check_header dev/video/meteor/ioctl_meteor.h &&
1828 check_header dev/video/bktr/ioctl_bt848.h; } ||
1829check_header dev/ic/bt8xx.h
f8aa696f 1830
c7682de0
RP
1831check_header sys/soundcard.h
1832check_header soundcard.h
deb29777 1833
7483e694 1834# deal with the X11 frame grabber
56a059ac 1835enabled x11grab &&
f58f4ce1
GP
1836check_header X11/Xlib.h &&
1837check_header X11/extensions/XShm.h &&
1838check_func XOpenDisplay -lX11 &&
06eab4ba 1839check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1840
40bcf4c7 1841enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1842
1843# add some useful compiler flags if supported
1844check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1845check_cflags -Wall
1846check_cflags -Wno-switch
c07bd6a9
MN
1847check_cflags -Wdisabled-optimization
1848check_cflags -Wpointer-arith
1849check_cflags -Wredundant-decls
cc1fb623 1850check_cflags -Wno-pointer-sign
f4929996 1851check_cflags -Wcast-qual
9aceb3cf 1852check_cflags -Wwrite-strings
652a5bf6 1853check_cflags -Wtype-limits
5af4e0cc 1854enabled extra_warnings && check_cflags -Winline
cf9d24ad 1855
57bd82d4 1856# add some linker flags
5c0e9479 1857check_ldflags -Wl,--warn-common
8351d2ba
DB
1858check_ldflags -Wl,--as-needed
1859check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 1860check_ldflags -Wl,-Bsymbolic
94a3401e 1861
bd2216e4
MR
1862if enabled small; then
1863 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1864 optimizations="small"
1865elif enabled optimizations; then
3dddba4b 1866 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1867 add_cflags "-O5"
1868 add_ldflags "-O5"
cf9d24ad 1869 else
30a3e5d4 1870 add_cflags "-O3"
cf9d24ad 1871 fi
cddf3f45 1872fi
11fdbc44 1873check_cflags -fno-math-errno
b2eb2ff0 1874check_cflags -fno-signed-zeros
cddf3f45 1875
504a64b9
CEH
1876# add some flags for Intel C Compiler
1877if $cc --version | grep -q Intel; then
1878 # Just warnings, no remarks
1879 check_cflags -w1
1880 # -wd: Disable following warnings
1881 # 144, 167, 556: -Wno-pointer-sign
1882 # 10006: ignoring unknown option -fno-signed-zeros
1883 # 10156: ignoring option '-W'; no argument required
1884 check_cflags -wd144,167,556,10006,10156
1885 # 11030: Warning unknown option --as-needed
1886 # 10156: ignoring option '-export'; no argument required
1887 check_ldflags -wd10156,11030
907eb3b5
CEH
1888 # Allow to compile with optimizations
1889 check_ldflags -march=$cpu
504a64b9
CEH
1890fi
1891
80581e98 1892# PIC flags for shared library objects where they are needed
5af4e0cc 1893if enabled shared; then
569cb218
MR
1894 # LIBOBJFLAGS may have already been set in the OS configuration
1895 if test -z "$LIBOBJFLAGS" ; then
1896 case "$arch" in
e70f1a20 1897 x86_64|ia64|alpha|sparc*|power*|parisc*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1898 esac
1899 fi
80581e98
MN
1900fi
1901
90be59ef 1902if enabled gprof; then
30a3e5d4
NP
1903 add_cflags "-p"
1904 add_ldflags "-p"
1db54e20
DB
1905fi
1906
3b26ee47 1907VHOOKCFLAGS="-fPIC"
18451f7d 1908
7f3c02fc 1909# Find out if the .align argument is a power of two or not.
4454dc1b 1910if test $asmalign_pot = "unknown"; then
497237c7
RP
1911 disable asmalign_pot
1912 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1913fi
1914
7483e694
DB
1915enabled_any $DECODER_LIST && enable decoders
1916enabled_any $ENCODER_LIST && enable encoders
1917enabled_any $BSF_LIST && enable bsfs
1918enabled_any $DEMUXER_LIST && enable demuxers
1919enabled_any $MUXER_LIST && enable muxers
f7679c54 1920enabled_any $FILTER_LIST && enable filters
7483e694
DB
1921enabled_any $INDEV_LIST && enable demuxers
1922enabled_any $OUTDEV_LIST && enable muxers
1923enabled_any $PROTOCOL_LIST && enable protocols
1924
1925enabled_any $THREADS_LIST && enable threads
1926
1927check_deps $CONFIG_LIST \
1928 $HAVE_LIST \
1929 $DECODER_LIST \
1930 $ENCODER_LIST \
1931 $PARSER_LIST \
1932 $BSF_LIST \
1933 $DEMUXER_LIST \
1934 $MUXER_LIST \
f7679c54 1935 $FILTER_LIST \
7483e694
DB
1936 $INDEV_LIST \
1937 $OUTDEV_LIST \
1938 $PROTOCOL_LIST \
f70f03f6 1939
f7b8bffe 1940enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1941enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1942enabled libtheora && append pkg_requires "theora"
f9def9cc 1943enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1944
3e89171a 1945echo "install prefix $prefix"
f36958f8
DB
1946echo "source path $source_path"
1947echo "C compiler $cc"
bfd5afd8 1948echo ".align is power-of-two $asmalign_pot"
f36958f8 1949echo "ARCH $arch ($cpu)"
ce8871c2
MR
1950if test "$build_suffix" != ""; then
1951 echo "build suffix $build_suffix"
eb94aca9 1952fi
0db2ce77 1953echo "big-endian ${bigendian-no}"
419b8784 1954if test $arch = "x86_32" -o $arch = "x86_64"; then
0db2ce77
MR
1955 echo "MMX enabled ${mmx-no}"
1956 echo "CMOV enabled ${cmov-no}"
1957 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1958 echo "EBX available ${ebx_available-no}"
1959 echo "EBP available ${ebp_available-no}"
e41e8342 1960fi
cc6a90dd 1961if test $arch = "armv4l"; then
0db2ce77
MR
1962 echo "ARMv5TE enabled ${armv5te-no}"
1963 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1964 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1965 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 1966 echo "NEON enabled ${neon-no}"
eba9ae3c 1967fi
e241ba14 1968if test $arch = "mips"; then
0db2ce77 1969 echo "MMI enabled ${mmi-no}"
e41e8342 1970fi
cc6a90dd 1971if test $arch = "powerpc"; then
0db2ce77
MR
1972 echo "AltiVec enabled ${altivec-no}"
1973 echo "dcbzl available ${dcbzl-no}"
e41e8342 1974fi
0db2ce77
MR
1975echo "gprof enabled ${gprof-no}"
1976echo "debug symbols ${debug-no}"
87a0fb62 1977echo "strip symbols ${stripping-no}"
8400d6b8 1978echo "optimizations ${optimizations-no}"
0db2ce77
MR
1979echo "static ${static-no}"
1980echo "shared ${shared-no}"
4a24ab64 1981echo "postprocessing support ${postproc-no}"
13ca50f3 1982echo "software scaler enabled ${swscale-no}"
f7679c54 1983echo "new filter support ${avfilter-no}"
81124ba0 1984echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 1985echo "video hooking ${vhook-no}"
90be59ef 1986if enabled vhook; then
0db2ce77
MR
1987 echo "Imlib2 support ${imlib2-no}"
1988 echo "FreeType support ${freetype2-no}"
68892110 1989fi
0db2ce77 1990echo "network support ${network-no}"
90be59ef 1991if enabled network; then
0db2ce77 1992 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1993fi
0db2ce77
MR
1994echo "threading support ${thread_type-no}"
1995echo "SDL support ${sdl-no}"
90be59ef 1996if enabled sdl_too_old; then
bfd5afd8
DB
1997 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1998fi
0db2ce77
MR
1999echo "Sun medialib support ${mlib-no}"
2000echo "AVISynth enabled ${avisynth-no}"
2001echo "liba52 support ${liba52-no}"
2002echo "liba52 dlopened ${liba52bin-no}"
2003echo "libamr-nb support ${libamr_nb-no}"
2004echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2005echo "libdc1394 support ${libdc1394-no}"
690bfceb 2006echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2007echo "libfaac enabled ${libfaac-no}"
2008echo "libfaad enabled ${libfaad-no}"
7e0871a7 2009echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2010echo "libgsm enabled ${libgsm-no}"
2011echo "libmp3lame enabled ${libmp3lame-no}"
2012echo "libnut enabled ${libnut-no}"
f7cd9eed 2013echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
2014echo "libtheora enabled ${libtheora-no}"
2015echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2016echo "libx264 enabled ${libx264-no}"
2017echo "libxvid enabled ${libxvid-no}"
0db2ce77 2018echo "zlib enabled ${zlib-no}"
f402916e 2019echo "bzlib enabled ${bzlib-no}"
2c62e737 2020echo
de6d9b64 2021
f7679c54 2022for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2023 echo "Enabled ${type}s:"
f65c9da1 2024 eval list=\$$(toupper $type)_LIST
8138b9db 2025 for part in $list; do
f65c9da1
MR
2026 enabled $part && echo ${part%_*}
2027 done | sort | pr -3 -t
2028 echo
8138b9db
RP
2029done
2030
ba321adb
JK
2031license="LGPL"
2032if enabled nonfree; then
2033 license="unredistributable"
2034elif enabled gpl; then
2035 license="GPL"
2036fi
2037
2038echo "License: $license"
ca5323af 2039
cf1392e9
DB
2040echo "Creating config.mak and config.h..."
2041
29799f8b
DB
2042echo "# Automatically generated by configure - do not modify!" > config.mak
2043echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2044echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2045echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2046echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2047
d921f03f 2048echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2049echo "prefix=$prefix" >> config.mak
22a324da
DB
2050echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2051echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2052echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2053echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2054echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2055echo "CC=$cc" >> config.mak
304d586d 2056echo "YASM=$yasmexe" >> config.mak
980fc7b8 2057echo "AR=$ar" >> config.mak
be7109c1 2058echo "RANLIB=$ranlib" >> config.mak
20369773 2059echo "LN_S=$ln_s" >> config.mak
87a0fb62 2060enabled stripping &&
3ae3b721 2061 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2062 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2063
a9b3f630 2064echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2065echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2066echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2067echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2068echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2069echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2070echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2071echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2072echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2073echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2074echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2075echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2076echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2077echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2078echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2079echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2080echo "SLIBSUF=$SLIBSUF" >> config.mak
2081echo "EXESUF=$EXESUF" >> config.mak
315c741d 2082echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2083
90be59ef 2084if enabled bigendian; then
7483e694
DB
2085 echo "WORDS_BIGENDIAN=yes" >> config.mak
2086 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2087fi
44161118 2088
90be59ef 2089if enabled sdl; then
7483e694
DB
2090 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2091 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2092fi
90be59ef 2093if enabled texi2html; then
7483e694 2094 echo "BUILD_DOC=yes" >> config.mak
146ea952 2095fi
5a872801 2096
719c8e00
MR
2097get_version(){
2098 name=$1
2099 file=$source_path/$2
147e7692
MR
2100 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2101 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2102 lcname=$(tolower $name)
2103 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2104 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2105}
2106
147e7692
MR
2107get_version LIBSWSCALE libswscale/swscale.h
2108get_version LIBPOSTPROC libpostproc/postprocess.h
2109get_version LIBAVCODEC libavcodec/avcodec.h
2110get_version LIBAVDEVICE libavdevice/avdevice.h
2111get_version LIBAVFORMAT libavformat/avformat.h
2112get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2113get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2114
5af4e0cc 2115if enabled shared; then
7483e694
DB
2116 echo "BUILD_SHARED=yes" >> config.mak
2117 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2118 echo "LIBTARGET=${LIBTARGET}" >> config.mak
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2119 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2120 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2121 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2122 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
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DB
2123 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2124 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2125 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2126fi
d7e27559 2127echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2128echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2129
3d907e22
MR
2130print_config ARCH_ $TMPH config.mak $ARCH_LIST
2131print_config HAVE_ $TMPH config.mak $HAVE_LIST
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DB
2132print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2133 $DECODER_LIST \
2134 $ENCODER_LIST \
2135 $PARSER_LIST \
2136 $BSF_LIST \
2137 $DEMUXER_LIST \
2138 $MUXER_LIST \
f7679c54 2139 $FILTER_LIST \
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DB
2140 $PROTOCOL_LIST \
2141 $INDEV_LIST \
2142 $OUTDEV_LIST \
8ac17293 2143
c13e1abd
FH
2144echo "#define restrict $_restrict" >> $TMPH
2145
bd2216e4 2146if enabled small; then
7483e694 2147 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2148fi
2149
997baf01
MR
2150echo "SRC_PATH=\"$source_path\"" >> config.mak
2151echo "SRC_PATH_BARE=$source_path" >> config.mak
2152echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2153
8156056e 2154# Apparently it's not possible to portably echo a backslash.
3ae3b721 2155enabled asmalign_pot &&
7483e694
DB
2156 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2157 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2158
b4d96ba2 2159echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2160
9c05103f
DB
2161echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2162
b7860763 2163# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2164cmp -s $TMPH config.h &&
2165 echo "config.h is unchanged" ||
2166 mv -f $TMPH config.h
3d204385 2167
cea0ac52 2168rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2169
165af439 2170# build tree in object directory if source path is different from current one
90be59ef 2171if enabled source_path_used; then
165af439 2172 DIRS="\
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DB
2173 doc \
2174 libavcodec \
2175 libavcodec/alpha \
2176 libavcodec/armv4l \
2177 libavcodec/bfin \
2178 libavcodec/i386 \
2179 libavcodec/mlib \
2180 libavcodec/ppc \
2181 libavcodec/sh4 \
2182 libavcodec/sparc \
52a9cf34 2183 libavdevice \
f7679c54 2184 libavfilter \
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DB
2185 libavformat \
2186 libavutil \
2187 libpostproc \
2188 libswscale \
2189 tests \
2190 tools \
2191 vhook \
2192 "
165af439 2193 FILES="\
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2194 Makefile \
2195 common.mak \
71c61f62 2196 subdir.mak \
7483e694
DB
2197 doc/texi2pod.pl \
2198 libavcodec/Makefile \
52a9cf34 2199 libavdevice/Makefile \
f7679c54 2200 libavfilter/Makefile \
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2201 libavformat/Makefile \
2202 libavutil/Makefile \
2203 libpostproc/Makefile \
2204 libswscale/Makefile \
2205 "
165af439 2206 for dir in $DIRS ; do
7483e694 2207 mkdir -p $dir
165af439
MR
2208 done
2209 for f in $FILES ; do
20369773 2210 $ln_s "$source_path/$f" $f
165af439
MR
2211 done
2212fi
def4272a 2213
def4272a 2214
d0674868 2215# build pkg-config files
def4272a 2216
d0674868
DB
2217pkgconfig_generate(){
2218name=$1
e426941d 2219shortname=${name#lib}
d0674868
DB
2220comment=$2
2221version=$3
2222libs=$4
2223requires=$5
25cd5cb3 2224cat <<EOF > $name/$name.pc
3e89171a 2225prefix=$prefix
a94e666c 2226exec_prefix=\${prefix}
f2b7382c 2227libdir=$libdir
7622778e 2228includedir=$incdir
def4272a 2229
d0674868
DB
2230Name: $name
2231Description: $comment
2232Version: $version
5dcfe9f8
AH
2233Requires: $(disabled shared && echo $requires)
2234Requires.private: $(enabled shared && echo $requires)
def4272a 2235Conflicts:
12701f6e
AH
2236Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2237Libs.private: $(enabled shared && echo $libs)
76a448ed 2238Cflags: -I\${includedir}
def4272a 2239EOF
25cd5cb3 2240cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2241prefix=
2242exec_prefix=
46d1ff83
AJ
2243libdir=\${pcfiledir}
2244includedir=\${pcfiledir}/..
def4272a 2245
d0674868
DB
2246Name: $name
2247Description: $comment
2248Version: $version
2249Requires: $requires
def4272a 2250Conflicts:
12701f6e 2251Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2252Cflags: -I\${includedir}
2253EOF
d0674868 2254}
def4272a 2255
e426941d 2256pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2257pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2258pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2259pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2260enabled avfilter &&
35a71f1d 2261 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2262enabled postproc &&
e426941d 2263 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2264if enabled swscale; then
e426941d 2265 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2266else
f436a23e 2267 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2268 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2269fi