use h_addr_list[0] instead of h_addr as this is the posix hostent field name
[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
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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
11a9d3e8 977add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 978SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 979VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 980FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
981LIBPREF="lib"
982LIBSUF=".a"
c5f14466
RP
983FULLNAME='$(NAME)$(BUILDSUF)'
984LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
985SLIBPREF="lib"
986SLIBSUF=".so"
c5f14466 987SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
988SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
989SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 990LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 991
315c741d 992# gcc stupidly only outputs the basename of targets with -MM
18c64005 993DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 994
c597172e
MR
995# find source path
996source_path="`dirname \"$0\"`"
497237c7 997enable source_path_used
c597172e
MR
998if test -z "$source_path" -o "$source_path" = "." ; then
999 source_path="`pwd`"
497237c7 1000 disable source_path_used
c597172e
MR
1001else
1002 source_path="`cd \"$source_path\"; pwd`"
1003 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1004 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1005fi
1006
c597172e
MR
1007FFMPEG_CONFIGURATION="$@"
1008
73ef8980
MR
1009find_things(){
1010 thing=$1
1011 pattern=$2
1012 file=$source_path/$3
932ccf39 1013 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1014}
1015
1016ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1017DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1018PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1019BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1020MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1021DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1022OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1023INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1024PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1025FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1026
7483e694
DB
1027enable $ARCH_EXT_LIST \
1028 $DECODER_LIST \
1029 $ENCODER_LIST \
1030 $PARSER_LIST \
1031 $BSF_LIST \
1032 $DEMUXER_LIST \
1033 $MUXER_LIST \
f7679c54 1034 $FILTER_LIST \
7483e694
DB
1035 $PROTOCOL_LIST \
1036 $INDEV_LIST \
1037 $OUTDEV_LIST \
c597172e
MR
1038
1039die_unknown(){
1040 echo "Unknown option \"$1\"."
1041 echo "See $0 --help for available options."
1042 exit 1
1043}
1044
794f8e97 1045show_list() {
bf0c4afa
RP
1046 suffix=_$1
1047 shift
1048 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1049 exit 0
1050}
1051
c597172e 1052for opt do
7483e694
DB
1053 optval="${opt#*=}"
1054 case "$opt" in
7483e694
DB
1055 --extra-cflags=*) add_cflags "$optval"
1056 ;;
1057 --extra-ldflags=*) add_ldflags "$optval"
1058 ;;
1059 --extra-libs=*) add_extralibs "$optval"
1060 ;;
8fb1cb58 1061 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1062 ;;
40bcf4c7
BL
1063 --enable-debug=*) debuglevel="$optval"
1064 ;;
7483e694
DB
1065 --enable-*=*|--disable-*=*)
1066 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1067 case "$thing" in
81124ba0 1068 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1069 *) die_unknown "$opt" ;;
1070 esac
1071 ;;
1072 --enable-?*|--disable-?*)
1073 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1074 if is_in $option $COMPONENT_LIST; then
1075 eval $action \$$(toupper ${option%s})_LIST
1076 elif is_in $option $CMDLINE_SELECT; then
1077 $action $option
1078 else
1079 die_unknown $opt
1080 fi
7483e694
DB
1081 ;;
1082 --list-*)
1083 NAME="${opt#--list-}"
1084 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1085 NAME=${NAME%s}
1086 eval show_list $NAME \$$(toupper $NAME)_LIST
1087 ;;
1088 --help|-h) show_help
1089 ;;
1090 *)
26759c44
MR
1091 optname="${opt%=*}"
1092 optname="${optname#--}"
1093 optname=$(echo "$optname" | sed 's/-/_/g')
1094 is_in $optname $CMDLINE_SET || die_unknown $opt
1095 eval $optname='$optval'
7483e694
DB
1096 ;;
1097 esac
c597172e
MR
1098done
1099
bcea99bb
MR
1100disabled logging && logfile=/dev/null
1101
1102echo "# $0 $@" > $logfile
1103set >> $logfile
1104
adb2b908 1105cc="${cross_prefix}${cc}"
304d586d 1106yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1107ar="${cross_prefix}${ar}"
1108nm="${cross_prefix}${nm}"
1109ranlib="${cross_prefix}${ranlib}"
1110strip="${cross_prefix}${strip}"
1111
e4e69e0b
MR
1112# set temporary file name
1113if test ! -z "$TMPDIR" ; then
1114 TMPDIR1="${TMPDIR}"
1115elif test ! -z "$TEMPDIR" ; then
1116 TMPDIR1="${TEMPDIR}"
1117else
1118 TMPDIR1="/tmp"
1119fi
1120
1121TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1122TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1123TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1124TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1125TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1126TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1127
b24dbcbd
RP
1128case "$arch" in
1129 i386|i486|i586|i686|i86pc|BePC)
1130 arch="x86_32"
1131 enable fast_unaligned
1132 ;;
1133 x86_64|amd64)
1134 arch="x86_32"
1135 enable fast_unaligned
1136 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1137 int test[sizeof(char*) - 7];
1138EOF
1139 ;;
1140 # armv4l is a subset of armv[567]*l
1141 arm|armv[4567]*l)
1142 arch="armv4l"
1143 ;;
1144 alpha)
1145 arch="alpha"
1146 enable fast_64bit
1147 ;;
1148 "Power Macintosh"|ppc|powerpc)
1149 arch="powerpc"
1150 ;;
1151 ppc64)
1152 arch="powerpc"
1153 enable fast_64bit
1154 ;;
1155 mips|mipsel|IP*)
1156 arch="mips"
1157 ;;
1158 sun4u|sparc64)
1159 arch="sparc64"
1160 enable fast_64bit
1161 ;;
1162 sparc)
1163 arch="sparc"
1164 ;;
1165 sh4)
1166 arch="sh4"
1167 ;;
1168 parisc)
1169 arch="parisc"
1170 ;;
1171 parisc64)
1172 arch="parisc"
1173 enable fast_64bit
1174 ;;
1175 s390|s390x)
1176 arch="s390"
1177 ;;
1178 m68k)
1179 arch="m68k"
1180 ;;
1181 ia64)
1182 arch="ia64"
1183 enable fast_64bit
1184 ;;
1185 bfin)
1186 arch="bfin"
1187 ;;
1188 *)
1189 arch="unknown"
1190 ;;
1191esac
1192
1193enable $arch
1194enabled_any x86_32 x86_64 && enable x86
1195enabled sparc64 && enable sparc
1196
7483e694 1197# OS specific
4f854758 1198case $target_os in
7483e694 1199 beos|haiku|zeta)
c9d19248 1200 prefix_default="$HOME/config"
7483e694
DB
1201 # helps building libavcodec
1202 add_cflags "-DPIC -fomit-frame-pointer"
1203 # 3 gcc releases known for BeOS, each with ugly bugs
1204 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1205 case "$gcc_version" in
1206 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1207 disable mmx
1208 ;;
1209 *20010315*) echo "BeBits gcc"
1210 add_cflags "-fno-expensive-optimizations"
1211 ;;
1212 esac
7483e694
DB
1213 SHFLAGS=-nostart
1214 # enable BeOS things
1215 enable audio_beos
1216 # no need for libm, but the inet stuff
1217 # Check for BONE
1218 # XXX: actually should check for NOT net_server
78fe7631 1219 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1220 network_extralibs="-lbind -lsocket"
1221 else
1222 enable beos_netserver
1223 network_extralibs="-lnet"
1224 fi ;;
1225 sunos)
1226 FFSERVERLDFLAGS=""
9987769a 1227 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1228 network_extralibs="-lsocket -lnsl"
1229 ;;
1230 netbsd)
1231 oss_demuxer_extralibs="-lossaudio"
1232 oss_muxer_extralibs="-lossaudio"
1233 ;;
1234 openbsd)
1235 disable need_memalign
1236 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1237 SHFLAGS='-shared'
1238 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1239 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1240 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1241 oss_demuxer_extralibs="-lossaudio"
1242 oss_muxer_extralibs="-lossaudio"
1243 ;;
1244 freebsd)
1245 disable need_memalign
1246 ;;
1247 bsd/os)
1248 osextralibs="-lpoll -lgnugetopt"
1249 strip="strip -d"
1250 ;;
1251 darwin)
1252 disable need_memalign
0138c54e 1253 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1254 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1255 strip="strip -x"
1256 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1257 SLIBSUF=".dylib"
1258 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1259 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1260 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1261 objformat="macho"
7483e694
DB
1262 ;;
1263 mingw32*)
4f854758 1264 target_os=mingw32
dcc01c06
RP
1265 LIBTARGET=i386
1266 if test $arch = x86_64; then
1267 disable need_memalign
1268 LIBTARGET=x64
1269 fi
fbd971a4 1270 shlibdir_default="$bindir_default"
7483e694
DB
1271 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1272 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1273 if enabled swscale; then
7483e694
DB
1274 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1275 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1276 fi
1277 disable ffserver
1278 SLIBPREF=""
1279 SLIBSUF=".dll"
1280 EXESUF=".exe"
1281 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1282 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1283 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1284 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1285 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1286 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1287 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1288 objformat="win32"
7483e694
DB
1289 ;;
1290 cygwin*)
4f854758 1291 target_os=cygwin
fbd971a4 1292 shlibdir_default="$bindir_default"
7483e694
DB
1293 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1294 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1295 if enabled swscale; then
7483e694
DB
1296 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1297 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1298 fi
1299 EXESUF=".exe"
1300 SLIBPREF="cyg"
1301 SLIBSUF=".dll"
1302 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1303 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1304 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1305 objformat="win32"
7483e694 1306 ;;
4f365f37 1307 *-dos|freedos|opendos)
4f365f37
MK
1308 disable ffplay ffserver vhook
1309 disable $INDEV_LIST $OUTDEV_LIST
1310 network_extralibs="-lsocket"
1311 EXESUF=".exe"
304d586d 1312 objformat="win32"
4f365f37 1313 ;;
7483e694 1314 linux)
7483e694
DB
1315 enable dv1394
1316 ;;
1317 irix*)
4f854758 1318 target_os=irix
7483e694
DB
1319 ranlib="echo ignoring ranlib"
1320 ;;
d22e8442 1321 os/2*)
d22e8442
DY
1322 strip="lxlite"
1323 ln_s="cp -f"
d22e8442
DY
1324 EXESUF=".exe"
1325 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1326 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1327 FFSERVERLDFLAGS=""
287d3b13 1328 LIBSUF="_s.a"
d22e8442
DY
1329 SLIBPREF=""
1330 SLIBSUF=".dll"
1331 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1332 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1333 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1334 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1335 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1336 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1337 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1338 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1339 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1340 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1341 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1342 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1343 disable vhook
d22e8442 1344 ;;
269820f1
PR
1345 interix)
1346 disable vhook
1347 ;;
d22e8442 1348
7483e694 1349 *)
4f854758 1350 target_os="${target_os}-UNKNOWN"
7483e694
DB
1351 ;;
1352esac
1353
c9d19248
MR
1354set_default $PATHS_LIST
1355
c597172e 1356add_extralibs $osextralibs
de6d9b64 1357
28d8e661
DB
1358# Combine FFLDFLAGS and the LDFLAGS environment variable.
1359LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1360
497237c7 1361test -n "$cross_prefix" && enable cross_compile
1ea46bed 1362
320d060a 1363# we need to build at least one lib type
93b3c083 1364if ! enabled_any static shared; then
320d060a
DB
1365 cat <<EOF
1366At least one library type must be built.
1367Specify --enable-static to build the static libraries or --enable-shared to
1368build the shared libraries as well. To only build the shared libraries specify
1369--disable-static in addition to --enable-shared.
1370EOF
1371 exit 1;
1372fi
1373
abc4e572 1374disabled static && LIBNAME=""
2a320695 1375
a2234ceb
RP
1376if enabled_any libfaad libfaadbin ; then
1377 if check_header faad.h; then
1378 check_cc << EOF
1379#include <faad.h>
1380#ifndef FAAD2_VERSION
1381ok faad1
1382#endif
db817cf3 1383int main(void) { return 0; }
a2234ceb
RP
1384EOF
1385 test $? = 0 && enable libfaad2
1386 else
ff3dac65 1387 die "FAAD test failed."
a2234ceb
RP
1388 fi
1389fi
1390
1391
93b3c083 1392if ! enabled gpl; then
54118497
RP
1393 die_gpl_disabled(){
1394 name=$1
1395 shift
1396 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1397 }
4a24ab64 1398 die_gpl_disabled "The Postprocessing code" postproc
7bc5f2a8 1399 die_gpl_disabled "liba52" liba52
1cc60c47
DB
1400 die_gpl_disabled "libx264" libx264
1401 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1402 die_gpl_disabled "FAAD2" libfaad2
1403 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1404 die_gpl_disabled "The software scaler" swscale
ebb810d9 1405fi
b2e3c528 1406
3fe142e2
DB
1407if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1408 die "libamr is nonfree and --enable-nonfree is not specified."
1409fi
1410
9eeed841 1411check_deps $ARCH_EXT_LIST
0f3cb305 1412
5d323602
MR
1413test -z "$need_memalign" && need_memalign="$mmx"
1414
cf9d24ad 1415#Darwin CC versions
4f854758 1416if test $target_os = darwin; then
3dddba4b 1417 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1418 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1419 else
8541cc27 1420 add_cflags "-pipe"
26c1b3be
DB
1421 check_cflags "-force_cpusubtype_ALL"
1422 check_cflags "-Wno-sign-compare"
f946a9a4 1423 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1424 fi
2a1a6b64
MN
1425fi
1426
40617a6d 1427disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1428
a4adb608 1429# Add processor-specific flags
38d0a8aa 1430if test $cpu != "generic"; then
bc8ec47b
MR
1431 warn_altivec(){
1432 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1433 }
38d0a8aa 1434 case $cpu in
bb270c08 1435 601|ppc601|PowerPC601)
1c5d830c 1436 add_cflags "-mcpu=601"
bc8ec47b 1437 warn_altivec enabled PPC601
bb270c08
DB
1438 ;;
1439 603*|ppc603*|PowerPC603*)
1c5d830c 1440 add_cflags "-mcpu=603"
bc8ec47b 1441 warn_altivec enabled PPC603
bb270c08
DB
1442 ;;
1443 604*|ppc604*|PowerPC604*)
1c5d830c 1444 add_cflags "-mcpu=604"
bc8ec47b 1445 warn_altivec enabled PPC604
bb270c08
DB
1446 ;;
1447 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1448 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1449 warn_altivec enabled PPC75x
bb270c08
DB
1450 ;;
1451 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1452 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1453 warn_altivec disabled PPC745x
bb270c08
DB
1454 ;;
1455 74*|ppc74*|PowerPC74*)
1c5d830c 1456 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1457 warn_altivec disabled PPC74xx
bb270c08
DB
1458 ;;
1459 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1460 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1461 warn_altivec disabled PPC970
9cafbd6c 1462 enable ppc64
bb270c08 1463 ;;
e07e357d
LB
1464 Cell|CELL|cell)
1465 add_cflags "-mcpu=cell"
1466 warn_altivec disabled Cell
9cafbd6c 1467 enable ppc64
e07e357d 1468 ;;
e7768fc5
GP
1469 # targets that do NOT support conditional mov (cmov)
1470 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1471 add_cflags "-march=$cpu"
497237c7 1472 disable cmov
e7768fc5
GP
1473 ;;
1474 # targets that do support conditional mov (cmov)
416519dd 1475 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1476 add_cflags "-march=$cpu"
497237c7
RP
1477 enable cmov
1478 enable fast_cmov
94e4c3a3
GP
1479 ;;
1480 # targets that do support conditional mov but on which it's slow
800a5a19 1481 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1482 add_cflags "-march=$cpu"
497237c7
RP
1483 enable cmov
1484 disable fast_cmov
bb270c08 1485 ;;
d7b34d08 1486 sparc64)
1c5d830c 1487 add_cflags "-mcpu=v9"
d7b34d08 1488 ;;
265de665 1489 arm*|cortex*)
6b19786b
MR
1490 add_cflags "-mcpu=$cpu"
1491 ;;
bb270c08 1492 *)
7483e694 1493 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1494 ;;
a4adb608
MN
1495 esac
1496fi
1497
be0d52ab 1498# make sure we can execute files in $TMPDIR
2270b4b2 1499cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1500#! /bin/sh
1501EOF
2270b4b2
DB
1502chmod +x $TMPSH >> $logfile 2>&1
1503if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1504 cat <<EOF
1505Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1506variable to another directory and make sure that $TMPDIR1 is not mounted
1507noexec.
be0d52ab
MR
1508EOF
1509 die "Sanity test failed."
1510fi
edd08265 1511rm $TMPSH
be0d52ab 1512
1a268acc
MR
1513# compiler sanity check
1514check_exec <<EOF
c23a0ac8 1515int main(void){ return 0; }
1a268acc
MR
1516EOF
1517if test "$?" != 0; then
1518 echo "$cc is unable to create an executable file."
93b3c083 1519 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1520 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1521 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1522 fi
1523 die "C compiler test failed."
1524fi
1525
b4d96ba2
MR
1526check_cc <<EOF || die "Symbol mangling check failed."
1527int ff_extern;
1528EOF
2f05d9c1 1529sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1530extern_prefix=${sym%%ff_extern*}
1531
61d251db
MR
1532check_asm inline_asm '""'
1533
9eeed841 1534if enabled x86; then
44965991
PI
1535 # check whether EBP is available on x86
1536 # As 'i' is stored on the stack, this program will crash
1537 # if the base pointer is used to access it because the
1538 # base pointer is cleared in the inline assembly code.
7dfef245 1539 check_exec_crash <<EOF && enable ebp_available
44965991
PI
1540 volatile int i=0;
1541 asm volatile (
1542 "xorl %%ebp, %%ebp"
1543 ::: "%ebp");
1544 return i;
44965991
PI
1545EOF
1546
1547 # check wether EBX is available on x86
940f335a 1548 check_asm ebx_available '"":::"%ebx"'
8e380710 1549
d7f0920b 1550 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1551 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1552 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1553
1554 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1555
1556 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1557 enabled x86_64 && append YASMFLAGS "-m amd64"
1558 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1559 case "$objformat" in
1560 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1561 *) append YASMFLAGS "-DPREFIX" ;;
1562 esac
1563 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1564fi
1565
87ea51e0
LB
1566# check for assembler specific support
1567
cc6a90dd 1568if test $arch = "powerpc"; then
497237c7 1569check_cc <<EOF && enable dcbzl
87ea51e0
LB
1570int main(void) {
1571 register long zero = 0;
1572 char data[1024];
1573 asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
1574return 0;
1575}
1576EOF
1577fi
1578
57bd82d4
MR
1579# check for SIMD availability
1580
115329f1 1581# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1582if enabled altivec; then
3ed1a2ee
DB
1583 check_cflags -maltivec -mabi=altivec &&
1584 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1585 check_cflags -faltivec
b6e52719 1586
0182fee8 1587 # check if our compiler supports Motorola AltiVec C API
497237c7 1588 check_cc <<EOF || disable altivec
dcd479c0 1589$inc_altivec_h
a9a07762
MN
1590int main(void) {
1591 vector signed int v1, v2, v3;
1592 v1 = vec_add(v2,v3);
1593 return 0;
1594}
1595EOF
b006b26c
DB
1596
1597 # check if our compiler supports braces for vector declarations
80a61f08 1598 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1599$inc_altivec_h
80a61f08 1600int main (void) { (vector int) {1}; return 0; }
b006b26c 1601EOF
a9a07762 1602fi
ab6c65f6 1603
b4e806b2
MC
1604# We have to check if pld is a nop and disable it.
1605enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1606enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1607enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1608enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1609enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1610enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1611enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1612enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1613
8b03def6
DB
1614enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1615
57bd82d4
MR
1616# ---
1617# big/little-endian test
9eebe687
MR
1618check_cc <<EOF || die "endian test failed"
1619unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1620EOF
d04d9e16 1621od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1622
a3999908 1623# ---
3d204385
NK
1624# check availability of some header files
1625
a98bb16d
RP
1626if check_func dlopen; then
1627 ldl=
1628elif check_func dlopen -ldl; then
1629 ldl=-ldl
8bf5d58f
MN
1630fi
1631
7483e694
DB
1632check_func fork
1633check_func gethrtime
1634check_func getrusage
094c09bb 1635check_func inet_aton $network_extralibs
7483e694
DB
1636check_func memalign
1637check_func mkstemp
a98bb16d 1638check_func2 windows.h GetProcessTimes
6ffa87d3 1639
a98bb16d 1640check_header byteswap.h
e16e49ac 1641check_header conio.h
a98bb16d
RP
1642check_header dlfcn.h
1643check_header malloc.h
bf6ce82d 1644check_header poll.h
b58412f1 1645check_header sys/mman.h
b091aa44 1646check_header sys/resource.h
bf6ce82d 1647check_header sys/select.h
a98bb16d
RP
1648check_header termios.h
1649
1650if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1651 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1652fi
e16e49ac 1653
e8214e0e 1654enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1655enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1656
1657# check for some common methods of building with pthread support
1658# do this before the optional library checks as some of them require pthreads
1659if enabled pthreads; then
9e7fd101
MR
1660 if check_func pthread_create; then
1661 :
1662 elif check_func pthread_create -pthread; then
1663 add_cflags -pthread
afc9aee2 1664 add_extralibs -pthread
9e7fd101
MR
1665 elif check_func pthread_create -pthreads; then
1666 add_cflags -pthreads
afc9aee2 1667 add_extralibs -pthreads
8d94f606
GT
1668 elif check_func pthread_create -lpthreadGC2; then
1669 add_extralibs -lpthreadGC2
9e7fd101
MR
1670 elif ! check_lib pthread.h pthread_create -lpthread; then
1671 die "ERROR: can't find pthreads library"
1672 fi
57bd82d4
MR
1673fi
1674
8eee7025 1675for thread in $THREADS_LIST; do
e5f94c2b 1676 if enabled $thread; then
3ae3b721
RP
1677 test -n "$thread_type" &&
1678 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1679 thread_type="$thread"
e5f94c2b
RP
1680 fi
1681done
1682
fdf88598
MR
1683check_lib math.h sin -lm
1684
a33cab3a
MK
1685# test for C99 functions in math.h
1686for func in llrint lrint lrintf round roundf; do
1687 check_exec <<EOF && enable $func || disable $func
f32adb22 1688#include <math.h>
a33cab3a 1689int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1690EOF
a33cab3a 1691done
f32adb22 1692
57bd82d4 1693# these are off by default, so fail if requested and not available
79fda097 1694enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1695enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
1696enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1697enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1698enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1699 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1700 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1701enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1702enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1703enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1704enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1705enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1706enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1707 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1708enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1709enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
18ee626c 1710enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm
7483e694
DB
1711enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1712enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1713
0b4a1821
AS
1714# libdc1394 check
1715if enabled libdc1394; then
1716 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1717 enable libdc1394_2; } ||
1718 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1719 enable libdc1394_1; } ||
1720 die "ERROR: No version of libdc1394 found "
1721fi
1722
1723
c13e1abd
FH
1724_restrict=
1725for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1726 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1727void foo(char * $restrict_keyword p);
1728EOF
c13e1abd
FH
1729done
1730
703afd07 1731test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1732
4f854758 1733if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1734 disable vhook
fbb9d104 1735 echo
b0268cc0 1736 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1737 echo "Patches welcome."
1738 echo
1739fi
1740
8d923001
MR
1741if enabled vhook; then
1742 check_ldflags -rdynamic
1743 check_ldflags -export-dynamic
1744fi
bfd2edeb 1745
eea50282
MR
1746check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1747check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1748
a86b921c 1749##########################################
29799f8b 1750# SDL check
a86b921c 1751
497237c7
RP
1752disable sdl_too_old
1753disable sdl
6a1a892f 1754SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1755if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1756 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1757 temp_cflags $sdl_cflags
dcd479c0 1758 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1759 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1760 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1761 if test "$_sdlversion" -lt 121 ; then
497237c7 1762 enable sdl_too_old
dcd479c0 1763 else
497237c7 1764 enable sdl
225e21ef 1765 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1766#include <SDL.h>
d6773f56 1767int main(int argc, char **argv){
29f3b38a
MR
1768 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1769 int w = vi->current_w;
1770 return 0;
1771}
1772EOF
dcd479c0
MR
1773 fi
1774 fi
29f3b38a 1775 restore_flags
c3f6b472 1776fi
57bd82d4 1777
2270b4b2 1778texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1779
7a91333f 1780##########################################
73b46a95
RP
1781# Network check
1782
1783if enabled network; then
668b65bd 1784 check_type sys/socket.h socklen_t
73b46a95
RP
1785 # Prefer arpa/inet.h over winsock2
1786 if check_header arpa/inet.h ; then
1787 check_func closesocket
1788 elif check_header winsock2.h ; then
ea10ddde 1789 network_extralibs="-lws2_32"
72be9e73 1790 check_type ws2tcpip.h socklen_t
73b46a95
RP
1791 check_func2 winsock2.h closesocket
1792 fi
1793fi
1794
1795##########################################
29799f8b 1796# IPv6 check
7a91333f 1797
497237c7 1798enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1799#include <sys/types.h>
1800#include <sys/socket.h>
1801#include <netinet/in.h>
1802#include <netdb.h>
db817cf3 1803int main(void) {
7483e694
DB
1804 struct sockaddr_storage saddr;
1805 struct ipv6_mreq mreq6;
1806 getaddrinfo(0,0,0,0);
1807 getnameinfo(0,0,0,0,0,0,0);
1808 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1809}
1810EOF
1811
06e31011
RP
1812check_header linux/videodev.h
1813check_header linux/videodev2.h
47f38850 1814
c2345207
RP
1815check_func2 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
1816
f8aa696f 1817# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1818{ check_header dev/bktr/ioctl_meteor.h &&
1819 check_header dev/bktr/ioctl_bt848.h; } ||
1820{ check_header machine/ioctl_meteor.h &&
1821 check_header machine/ioctl_bt848.h; } ||
1822{ check_header dev/video/meteor/ioctl_meteor.h &&
1823 check_header dev/video/bktr/ioctl_bt848.h; } ||
1824check_header dev/ic/bt8xx.h
f8aa696f 1825
c7682de0
RP
1826check_header sys/soundcard.h
1827check_header soundcard.h
deb29777 1828
7483e694 1829# deal with the X11 frame grabber
56a059ac 1830enabled x11grab &&
f58f4ce1
GP
1831check_header X11/Xlib.h &&
1832check_header X11/extensions/XShm.h &&
1833check_func XOpenDisplay -lX11 &&
06eab4ba 1834check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1835
40bcf4c7 1836enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1837
1838# add some useful compiler flags if supported
1839check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1840check_cflags -Wall
1841check_cflags -Wno-switch
c07bd6a9
MN
1842check_cflags -Wdisabled-optimization
1843check_cflags -Wpointer-arith
1844check_cflags -Wredundant-decls
cc1fb623 1845check_cflags -Wno-pointer-sign
f4929996 1846check_cflags -Wcast-qual
9aceb3cf 1847check_cflags -Wwrite-strings
652a5bf6 1848check_cflags -Wtype-limits
5af4e0cc 1849enabled extra_warnings && check_cflags -Winline
cf9d24ad 1850
57bd82d4 1851# add some linker flags
5c0e9479 1852check_ldflags -Wl,--warn-common
8351d2ba
DB
1853check_ldflags -Wl,--as-needed
1854check_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 1855check_ldflags -Wl,-Bsymbolic
94a3401e 1856
bd2216e4
MR
1857if enabled small; then
1858 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1859 optimizations="small"
1860elif enabled optimizations; then
3dddba4b 1861 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1862 add_cflags "-O5"
1863 add_ldflags "-O5"
cf9d24ad 1864 else
30a3e5d4 1865 add_cflags "-O3"
cf9d24ad 1866 fi
cddf3f45 1867fi
11fdbc44 1868check_cflags -fno-math-errno
b2eb2ff0 1869check_cflags -fno-signed-zeros
cddf3f45 1870
504a64b9
CEH
1871# add some flags for Intel C Compiler
1872if $cc --version | grep -q Intel; then
1873 # Just warnings, no remarks
1874 check_cflags -w1
1875 # -wd: Disable following warnings
1876 # 144, 167, 556: -Wno-pointer-sign
1877 # 10006: ignoring unknown option -fno-signed-zeros
1878 # 10156: ignoring option '-W'; no argument required
1879 check_cflags -wd144,167,556,10006,10156
1880 # 11030: Warning unknown option --as-needed
1881 # 10156: ignoring option '-export'; no argument required
1882 check_ldflags -wd10156,11030
907eb3b5
CEH
1883 # Allow to compile with optimizations
1884 check_ldflags -march=$cpu
504a64b9
CEH
1885fi
1886
80581e98 1887# PIC flags for shared library objects where they are needed
5af4e0cc 1888if enabled shared; then
569cb218
MR
1889 # LIBOBJFLAGS may have already been set in the OS configuration
1890 if test -z "$LIBOBJFLAGS" ; then
1891 case "$arch" in
e70f1a20 1892 x86_64|ia64|alpha|sparc*|power*|parisc*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1893 esac
1894 fi
80581e98
MN
1895fi
1896
90be59ef 1897if enabled gprof; then
30a3e5d4
NP
1898 add_cflags "-p"
1899 add_ldflags "-p"
1db54e20
DB
1900fi
1901
3b26ee47 1902VHOOKCFLAGS="-fPIC"
18451f7d 1903
7f3c02fc 1904# Find out if the .align argument is a power of two or not.
4454dc1b 1905if test $asmalign_pot = "unknown"; then
497237c7
RP
1906 disable asmalign_pot
1907 echo 'asm (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1908fi
1909
7483e694
DB
1910enabled_any $DECODER_LIST && enable decoders
1911enabled_any $ENCODER_LIST && enable encoders
1912enabled_any $BSF_LIST && enable bsfs
1913enabled_any $DEMUXER_LIST && enable demuxers
1914enabled_any $MUXER_LIST && enable muxers
f7679c54 1915enabled_any $FILTER_LIST && enable filters
7483e694
DB
1916enabled_any $INDEV_LIST && enable demuxers
1917enabled_any $OUTDEV_LIST && enable muxers
1918enabled_any $PROTOCOL_LIST && enable protocols
1919
1920enabled_any $THREADS_LIST && enable threads
1921
1922check_deps $CONFIG_LIST \
1923 $HAVE_LIST \
1924 $DECODER_LIST \
1925 $ENCODER_LIST \
1926 $PARSER_LIST \
1927 $BSF_LIST \
1928 $DEMUXER_LIST \
1929 $MUXER_LIST \
f7679c54 1930 $FILTER_LIST \
7483e694
DB
1931 $INDEV_LIST \
1932 $OUTDEV_LIST \
1933 $PROTOCOL_LIST \
f70f03f6 1934
f7b8bffe 1935enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1936enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1937enabled libtheora && append pkg_requires "theora"
f9def9cc 1938enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1939
3e89171a 1940echo "install prefix $prefix"
f36958f8
DB
1941echo "source path $source_path"
1942echo "C compiler $cc"
bfd5afd8 1943echo ".align is power-of-two $asmalign_pot"
f36958f8 1944echo "ARCH $arch ($cpu)"
ce8871c2
MR
1945if test "$build_suffix" != ""; then
1946 echo "build suffix $build_suffix"
eb94aca9 1947fi
0db2ce77 1948echo "big-endian ${bigendian-no}"
419b8784 1949if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1950 echo "yasm ${yasm-no}"
0db2ce77
MR
1951 echo "MMX enabled ${mmx-no}"
1952 echo "CMOV enabled ${cmov-no}"
1953 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1954 echo "EBX available ${ebx_available-no}"
1955 echo "EBP available ${ebp_available-no}"
e41e8342 1956fi
cc6a90dd 1957if test $arch = "armv4l"; then
0db2ce77
MR
1958 echo "ARMv5TE enabled ${armv5te-no}"
1959 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1960 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1961 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 1962 echo "NEON enabled ${neon-no}"
eba9ae3c 1963fi
e241ba14 1964if test $arch = "mips"; then
0db2ce77 1965 echo "MMI enabled ${mmi-no}"
e41e8342 1966fi
cc6a90dd 1967if test $arch = "powerpc"; then
0db2ce77
MR
1968 echo "AltiVec enabled ${altivec-no}"
1969 echo "dcbzl available ${dcbzl-no}"
e41e8342 1970fi
0db2ce77
MR
1971echo "gprof enabled ${gprof-no}"
1972echo "debug symbols ${debug-no}"
87a0fb62 1973echo "strip symbols ${stripping-no}"
8400d6b8 1974echo "optimizations ${optimizations-no}"
0db2ce77
MR
1975echo "static ${static-no}"
1976echo "shared ${shared-no}"
4a24ab64 1977echo "postprocessing support ${postproc-no}"
13ca50f3 1978echo "software scaler enabled ${swscale-no}"
f7679c54 1979echo "new filter support ${avfilter-no}"
81124ba0 1980echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 1981echo "video hooking ${vhook-no}"
90be59ef 1982if enabled vhook; then
0db2ce77
MR
1983 echo "Imlib2 support ${imlib2-no}"
1984 echo "FreeType support ${freetype2-no}"
68892110 1985fi
0db2ce77 1986echo "network support ${network-no}"
90be59ef 1987if enabled network; then
0db2ce77 1988 echo "IPv6 support ${ipv6-no}"
bfd5afd8 1989fi
0db2ce77
MR
1990echo "threading support ${thread_type-no}"
1991echo "SDL support ${sdl-no}"
90be59ef 1992if enabled sdl_too_old; then
bfd5afd8
DB
1993 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
1994fi
0db2ce77
MR
1995echo "Sun medialib support ${mlib-no}"
1996echo "AVISynth enabled ${avisynth-no}"
1997echo "liba52 support ${liba52-no}"
1998echo "liba52 dlopened ${liba52bin-no}"
1999echo "libamr-nb support ${libamr_nb-no}"
2000echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2001echo "libdc1394 support ${libdc1394-no}"
690bfceb 2002echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2003echo "libfaac enabled ${libfaac-no}"
2004echo "libfaad enabled ${libfaad-no}"
7e0871a7 2005echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2006echo "libgsm enabled ${libgsm-no}"
2007echo "libmp3lame enabled ${libmp3lame-no}"
2008echo "libnut enabled ${libnut-no}"
f7cd9eed 2009echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
2010echo "libtheora enabled ${libtheora-no}"
2011echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2012echo "libx264 enabled ${libx264-no}"
2013echo "libxvid enabled ${libxvid-no}"
0db2ce77 2014echo "zlib enabled ${zlib-no}"
f402916e 2015echo "bzlib enabled ${bzlib-no}"
2c62e737 2016echo
de6d9b64 2017
f7679c54 2018for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2019 echo "Enabled ${type}s:"
f65c9da1 2020 eval list=\$$(toupper $type)_LIST
8138b9db 2021 for part in $list; do
f65c9da1
MR
2022 enabled $part && echo ${part%_*}
2023 done | sort | pr -3 -t
2024 echo
8138b9db
RP
2025done
2026
ba321adb
JK
2027license="LGPL"
2028if enabled nonfree; then
2029 license="unredistributable"
2030elif enabled gpl; then
2031 license="GPL"
2032fi
2033
2034echo "License: $license"
ca5323af 2035
cf1392e9
DB
2036echo "Creating config.mak and config.h..."
2037
29799f8b
DB
2038echo "# Automatically generated by configure - do not modify!" > config.mak
2039echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2040echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2041echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2042echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2043
d921f03f 2044echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2045echo "prefix=$prefix" >> config.mak
22a324da
DB
2046echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2047echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2048echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2049echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2050echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2051echo "CC=$cc" >> config.mak
304d586d 2052echo "YASM=$yasmexe" >> config.mak
980fc7b8 2053echo "AR=$ar" >> config.mak
be7109c1 2054echo "RANLIB=$ranlib" >> config.mak
20369773 2055echo "LN_S=$ln_s" >> config.mak
87a0fb62 2056enabled stripping &&
3ae3b721 2057 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2058 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2059
a9b3f630 2060echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2061echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2062echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2063echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2064echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2065echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2066echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2067echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2068echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2069echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2070echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2071echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2072echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2073echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2074echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2075echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2076echo "SLIBSUF=$SLIBSUF" >> config.mak
2077echo "EXESUF=$EXESUF" >> config.mak
315c741d 2078echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2079
90be59ef 2080if enabled bigendian; then
7483e694
DB
2081 echo "WORDS_BIGENDIAN=yes" >> config.mak
2082 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2083fi
44161118 2084
90be59ef 2085if enabled sdl; then
7483e694
DB
2086 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2087 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2088fi
90be59ef 2089if enabled texi2html; then
7483e694 2090 echo "BUILD_DOC=yes" >> config.mak
146ea952 2091fi
5a872801 2092
719c8e00
MR
2093get_version(){
2094 name=$1
2095 file=$source_path/$2
147e7692
MR
2096 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2097 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2098 lcname=$(tolower $name)
2099 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2100 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2101}
2102
147e7692
MR
2103get_version LIBSWSCALE libswscale/swscale.h
2104get_version LIBPOSTPROC libpostproc/postprocess.h
2105get_version LIBAVCODEC libavcodec/avcodec.h
2106get_version LIBAVDEVICE libavdevice/avdevice.h
2107get_version LIBAVFORMAT libavformat/avformat.h
2108get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2109get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2110
5af4e0cc 2111if enabled shared; then
7483e694
DB
2112 echo "BUILD_SHARED=yes" >> config.mak
2113 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2114 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2115 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2116 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2117 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2118 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
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DB
2119 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2120 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2121 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2122fi
d7e27559 2123echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2124echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2125
3d907e22
MR
2126print_config ARCH_ $TMPH config.mak $ARCH_LIST
2127print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2128print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2129 $DECODER_LIST \
2130 $ENCODER_LIST \
2131 $PARSER_LIST \
2132 $BSF_LIST \
2133 $DEMUXER_LIST \
2134 $MUXER_LIST \
f7679c54 2135 $FILTER_LIST \
7483e694
DB
2136 $PROTOCOL_LIST \
2137 $INDEV_LIST \
2138 $OUTDEV_LIST \
8ac17293 2139
c13e1abd
FH
2140echo "#define restrict $_restrict" >> $TMPH
2141
bd2216e4 2142if enabled small; then
7483e694 2143 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2144fi
2145
997baf01
MR
2146echo "SRC_PATH=\"$source_path\"" >> config.mak
2147echo "SRC_PATH_BARE=$source_path" >> config.mak
2148echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2149
8156056e 2150# Apparently it's not possible to portably echo a backslash.
3ae3b721 2151enabled asmalign_pot &&
7483e694
DB
2152 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
2153 printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2154
b4d96ba2 2155echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2156
9c05103f
DB
2157echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2158
b7860763 2159# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2160cmp -s $TMPH config.h &&
2161 echo "config.h is unchanged" ||
2162 mv -f $TMPH config.h
3d204385 2163
cea0ac52 2164rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2165
165af439 2166# build tree in object directory if source path is different from current one
90be59ef 2167if enabled source_path_used; then
165af439 2168 DIRS="\
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DB
2169 doc \
2170 libavcodec \
2171 libavcodec/alpha \
2172 libavcodec/armv4l \
2173 libavcodec/bfin \
2174 libavcodec/i386 \
2175 libavcodec/mlib \
2176 libavcodec/ppc \
2177 libavcodec/sh4 \
2178 libavcodec/sparc \
52a9cf34 2179 libavdevice \
f7679c54 2180 libavfilter \
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DB
2181 libavformat \
2182 libavutil \
2183 libpostproc \
2184 libswscale \
2185 tests \
2186 tools \
2187 vhook \
2188 "
165af439 2189 FILES="\
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DB
2190 Makefile \
2191 common.mak \
71c61f62 2192 subdir.mak \
7483e694
DB
2193 doc/texi2pod.pl \
2194 libavcodec/Makefile \
52a9cf34 2195 libavdevice/Makefile \
f7679c54 2196 libavfilter/Makefile \
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DB
2197 libavformat/Makefile \
2198 libavutil/Makefile \
2199 libpostproc/Makefile \
2200 libswscale/Makefile \
2201 "
165af439 2202 for dir in $DIRS ; do
7483e694 2203 mkdir -p $dir
165af439
MR
2204 done
2205 for f in $FILES ; do
20369773 2206 $ln_s "$source_path/$f" $f
165af439
MR
2207 done
2208fi
def4272a 2209
def4272a 2210
d0674868 2211# build pkg-config files
def4272a 2212
d0674868
DB
2213pkgconfig_generate(){
2214name=$1
e426941d 2215shortname=${name#lib}
d0674868
DB
2216comment=$2
2217version=$3
2218libs=$4
2219requires=$5
25cd5cb3 2220cat <<EOF > $name/$name.pc
3e89171a 2221prefix=$prefix
a94e666c 2222exec_prefix=\${prefix}
f2b7382c 2223libdir=$libdir
7622778e 2224includedir=$incdir
def4272a 2225
d0674868
DB
2226Name: $name
2227Description: $comment
2228Version: $version
5dcfe9f8
AH
2229Requires: $(disabled shared && echo $requires)
2230Requires.private: $(enabled shared && echo $requires)
def4272a 2231Conflicts:
12701f6e
AH
2232Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2233Libs.private: $(enabled shared && echo $libs)
76a448ed 2234Cflags: -I\${includedir}
def4272a 2235EOF
25cd5cb3 2236cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2237prefix=
2238exec_prefix=
46d1ff83
AJ
2239libdir=\${pcfiledir}
2240includedir=\${pcfiledir}/..
def4272a 2241
d0674868
DB
2242Name: $name
2243Description: $comment
2244Version: $version
2245Requires: $requires
def4272a 2246Conflicts:
12701f6e 2247Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2248Cflags: -I\${includedir}
2249EOF
d0674868 2250}
def4272a 2251
e426941d 2252pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2253pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2254pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2255pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2256enabled avfilter &&
35a71f1d 2257 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2258enabled postproc &&
e426941d 2259 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2260if enabled swscale; then
e426941d 2261 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2262else
f436a23e 2263 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2264 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2265fi