Auto-enable CONFIG_MDCT when needed
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d
MR
57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
74c53c2d
MR
71 echo " --enable-static build static libraries [default=yes]"
72 echo " --disable-static do not build static libraries [default=no]"
73 echo " --enable-shared build shared libraries [default=no]"
74 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
MR
75 echo " --enable-gpl allow use of GPL code, the resulting libav*"
76 echo " and ffmpeg will be under GPL [default=no]"
3fe142e2
DB
77 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
78 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 79 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 80 echo " --enable-swscale software scaler support [default=no]"
f7679c54
VS
81 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
82 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 83 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 84 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 85 echo " --enable-pthreads use pthreads [default=no]"
eb113804 86 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 87 echo " --enable-x11grab enable X11 grabbing [default=no]"
0a622b98
MR
88 echo
89 echo "External library support:"
5ce265a1 90 echo " --enable-mlib use Sun medialib [default=no]"
8ac17293 91 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
f5a756ef
DB
92 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
93 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
RP
94 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
95 echo " and libraw1394 [default=no]"
690bfceb 96 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
e2745046
MR
97 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
98 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 99 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 100 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 101 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
102 echo " --enable-libnut enable NUT (de)muxing via libnut,"
103 echo " native demuxer exists [default=no]"
f7cd9eed 104 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
ae14f311 105 echo " --enable-libspeex enable Speex decoding via libspeex [default=no]"
71757822 106 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
f9def9cc
DB
107 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
108 echo " native implementation exists [default=no]"
1cc60c47
DB
109 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
110 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 111 echo " native MPEG-4/Xvid encoder exists [default=no]"
74c53c2d
MR
112 echo ""
113 echo "Advanced options (experts only):"
114 echo " --source-path=PATH path to source code [$source_path]"
115 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 116 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 117 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 118 echo " --cc=CC use C compiler CC [$cc]"
74c53c2d
MR
119 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
120 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
121 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 122 echo " --extra-version=STRING version string suffix []"
74c53c2d 123 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 124 echo " --arch=ARCH select architecture [$arch]"
7c758d33
DB
125 echo " --cpu=CPU selects the minimum cpu required (affects"
126 echo " instruction selection, may crash on older CPUs)"
2b4c3615 127 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d
MR
128 echo " (requires enabling PMC)"
129 echo " --disable-mmx disable MMX usage"
064df5a9
PI
130 echo " --disable-mmx2 disable MMX2 usage"
131 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 132 echo " --disable-armv5te disable armv5te usage"
edab3048 133 echo " --disable-armv6 disable armv6 usage"
f55b299a 134 echo " --disable-armvfp disable ARM VFP usage"
74c53c2d
MR
135 echo " --disable-iwmmxt disable iwmmxt usage"
136 echo " --disable-altivec disable AltiVec usage"
74c53c2d 137 echo " --disable-network disable network support [default=no]"
0c7bb0e5 138 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 139 echo " --disable-zlib disable zlib [default=no]"
f402916e 140 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 141 echo " --disable-vhook disable video hooking support"
74c53c2d
MR
142 echo " --disable-mpegaudio-hp faster (but less accurate)"
143 echo " MPEG audio decoding [default=no]"
cde9e780 144 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 145 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d
MR
146 echo " --disable-ffserver disable ffserver build"
147 echo " --disable-ffplay disable ffplay build"
148 echo " --enable-small optimize for size instead of speed"
3abe5fbd 149 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 150 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
MR
151 echo " --disable-encoder=NAME disables encoder NAME"
152 echo " --enable-encoder=NAME enables encoder NAME"
153 echo " --disable-decoder=NAME disables decoder NAME"
154 echo " --enable-decoder=NAME enables decoder NAME"
155 echo " --disable-encoders disables all encoders"
156 echo " --disable-decoders disables all decoders"
ff70e601
MR
157 echo " --disable-muxer=NAME disables muxer NAME"
158 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 159 echo " --disable-muxers disables all muxers"
ff70e601
MR
160 echo " --disable-demuxer=NAME disables demuxer NAME"
161 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 162 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
163 echo " --enable-parser=NAME enables parser NAME"
164 echo " --disable-parser=NAME disables parser NAME"
165 echo " --disable-parsers disables all parsers"
cd61e407
JM
166 echo " --enable-bsf=NAME enables bitstream filter NAME"
167 echo " --disable-bsf=NAME disables bitstream filter NAME"
168 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
169 echo " --enable-protocol=NAME enables protocol NAME"
170 echo " --disable-protocol=NAME disables protocol NAME"
171 echo " --disable-protocols disables all protocols"
10d46dd0 172 echo " --disable-devices disables all devices"
1865259f
SS
173 echo " --enable-filter=NAME enables filter NAME"
174 echo " --disable-filter=NAME disables filter NAME"
175 echo " --disable-filters disables all filters"
794f8e97
PI
176 echo " --list-decoders show all available decoders"
177 echo " --list-encoders show all available encoders"
178 echo " --list-muxers show all available muxers"
179 echo " --list-demuxers show all available demuxers"
180 echo " --list-parsers show all available parsers"
181 echo " --list-protocols show all available protocols"
182 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
183 echo " --list-indevs show all available input devices"
184 echo " --list-outdevs show all available output devices"
1865259f 185 echo " --list-filters show all available filters"
0a622b98
MR
186 echo
187 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 188 echo " --disable-debug disable debugging symbols"
b7d49373 189 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 190 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
74c53c2d
MR
194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
57bd82d4
MR
201}
202
720c69da 203log_file(){
c8e9f801 204 log BEGIN $1
2270b4b2 205 pr -n -t $1 >> $logfile
c8e9f801
MR
206 log END $1
207}
208
2ba042a7 209echolog(){
c8e9f801 210 log "$@"
57bd82d4 211 echo "$@"
2ba042a7
MR
212}
213
214die(){
215 echolog "$@"
216 cat <<EOF
217If you think configure made a mistake, make sure you are using the latest
218version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 219ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 220EOF
e155a21a 221 if disabled logging; then
2ba042a7 222 cat <<EOF
e155a21a
DB
223Rerun configure with logging enabled (do not use --disable-logging), and
224include the log this produces with your report.
2ba042a7
MR
225EOF
226 else
227cat <<EOF
e155a21a
DB
228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
2ba042a7
MR
230EOF
231 fi
cea0ac52 232 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
MR
233 exit 1
234}
235
6c6007d6 236# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 237toupper(){
6c6007d6 238 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
239}
240
4a5444db 241tolower(){
6c6007d6 242 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
243}
244
a8d04fba
MR
245set_all(){
246 value=$1
247 shift
248 for var in $*; do
249 eval $var=$value
250 done
251}
252
72a43668
MR
253set_weak(){
254 value=$1
255 shift
256 for var; do
257 eval : \${$var:=$value}
258 done
259}
260
799c9e9b
MR
261pushvar(){
262 for var in $*; do
263 eval level=\${${var}_level:=0}
264 eval ${var}_${level}="\$$var"
265 eval ${var}_level=$(($level+1))
266 done
267}
268
269popvar(){
270 for var in $*; do
271 eval level=\${${var}_level:-0}
272 test $level = 0 && continue
273 eval level=$(($level-1))
274 eval $var="\${${var}_${level}}"
275 eval ${var}_level=$level
276 eval unset ${var}_${level}
277 done
278}
279
a8d04fba
MR
280enable(){
281 set_all yes $*
282}
283
284disable(){
285 set_all no $*
286}
287
72a43668
MR
288enable_weak(){
289 set_weak yes $*
290}
291
292disable_weak(){
293 set_weak no $*
294}
295
f9d328da
MR
296do_enable_deep(){
297 for var; do
298 enabled $var && continue
299 eval sel="\$${var}_select"
c510c7b5
MR
300 eval sgs="\$${var}_suggest"
301 pushvar var sgs
f9d328da 302 enable_deep $sel
c510c7b5
MR
303 popvar sgs
304 enable_deep_weak $sgs
f9d328da
MR
305 popvar var
306 done
307}
308
309enable_deep(){
310 do_enable_deep $*
311 enable $*
312}
313
72a43668
MR
314enable_deep_weak(){
315 do_enable_deep $*
316 enable_weak $*
317}
318
57bd82d4 319enabled(){
3250003c
MR
320 test "${1#!}" = "$1" && op== || op=!=
321 eval test "x\$${1#!}" $op "xyes"
44161118
MR
322}
323
37970ebf 324disabled(){
3250003c
MR
325 test "${1#!}" = "$1" && op== || op=!=
326 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
327}
328
44161118
MR
329enabled_all(){
330 for opt; do
331 enabled $opt || return 1
332 done
333}
334
85bca2c5
DB
335disabled_all(){
336 for opt; do
337 disabled $opt || return 1
338 done
339}
340
44161118
MR
341enabled_any(){
342 for opt; do
343 enabled $opt && return 0
344 done
345}
346
85bca2c5
DB
347disabled_any(){
348 for opt; do
349 disabled $opt && return 0
350 done
f7b230a7 351 return 1
85bca2c5
DB
352}
353
c9d19248
MR
354set_default(){
355 for opt; do
356 eval test -z "\$$opt" && eval $opt=\$${opt}_default
357 done
358}
359
4a0d6686
AJ
360is_in(){
361 value=$1
362 shift
363 for var in $*; do
364 [ $var = $value ] && return 0
365 done
366 return 1
367}
368
30fd06be
MR
369check_deps(){
370 for cfg; do
3250003c 371 cfg="${cfg#!}"
799c9e9b
MR
372 enabled ${cfg}_checking && die "Circular dependency for $cfg."
373 disabled ${cfg}_checking && continue
374 enable ${cfg}_checking
375
30fd06be
MR
376 eval dep_all="\$${cfg}_deps"
377 eval dep_any="\$${cfg}_deps_any"
7ef3425f 378 eval dep_sel="\$${cfg}_select"
c510c7b5 379 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 380
c510c7b5
MR
381 pushvar cfg dep_all dep_any dep_sel dep_sgs
382 check_deps $dep_all $dep_any $dep_sel $dep_sgs
383 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 384
6a702d4c
MR
385 enabled_all $dep_all || disable $cfg
386 enabled_any $dep_any || disable $cfg
7ef3425f 387 disabled_any $dep_sel && disable $cfg
799c9e9b 388
4ec45764
RP
389 if enabled $cfg; then
390 eval dep_extralibs="\$${cfg}_extralibs"
391 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 392 enable_deep $dep_sel
c510c7b5 393 enable_deep_weak $dep_sgs
4ec45764
RP
394 fi
395
799c9e9b 396 disable ${cfg}_checking
30fd06be
MR
397 done
398}
399
44161118
MR
400print_config(){
401 pfx=$1
402 header=$2
403 makefile=$3
404 shift 3
405 for cfg; do
3d907e22 406 ucname="`toupper $cfg`"
44161118 407 if enabled $cfg; then
3d907e22
MR
408 echo "#define ${pfx}${ucname} 1" >> $header
409 echo "#define ENABLE_${ucname} 1" >> $header
410 echo "${pfx}${ucname}=yes" >> $makefile
411 else
412 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
413 fi
414 done
57bd82d4
MR
415}
416
417flags_saved(){
2270b4b2 418 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
419}
420
dcd479c0 421save_flags(){
57bd82d4 422 flags_saved && return
dcd479c0
MR
423 SAVE_CFLAGS="$CFLAGS"
424 SAVE_LDFLAGS="$LDFLAGS"
425 SAVE_extralibs="$extralibs"
426}
427
428restore_flags(){
f5d28d10 429 flags_saved || return
dcd479c0
MR
430 CFLAGS="$SAVE_CFLAGS"
431 LDFLAGS="$SAVE_LDFLAGS"
432 extralibs="$SAVE_extralibs"
433 unset SAVE_CFLAGS
434 unset SAVE_LDFLAGS
435 unset SAVE_extralibs
436}
437
438temp_cflags(){
439 save_flags
440 CFLAGS="$CFLAGS $*"
441}
442
443temp_ldflags(){
444 save_flags
445 LDFLAGS="$LDFLAGS $*"
446}
447
448temp_extralibs(){
449 save_flags
450 extralibs="$extralibs $*"
451}
452
57bd82d4
MR
453append(){
454 var=$1
455 shift
456 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
457 eval "$var=\"\$$var $*\""
458}
459
460add_cflags(){
461 append CFLAGS "$@"
462}
463
464add_ldflags(){
465 append LDFLAGS "$@"
466}
467
468add_extralibs(){
469 append extralibs "$@"
470}
471
b0cfb663 472check_cmd(){
b3cb5d51 473 log "$@"
2270b4b2 474 "$@" >> $logfile 2>&1
b0cfb663
MR
475}
476
dcd479c0 477check_cc(){
57bd82d4 478 log check_cc "$@"
2270b4b2 479 cat > $TMPC
720c69da 480 log_file $TMPC
b0cfb663 481 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
482}
483
484check_cpp(){
485 log check_cpp "$@"
2270b4b2 486 cat > $TMPC
720c69da 487 log_file $TMPC
b0cfb663 488 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
489}
490
940f335a
MR
491check_asm(){
492 log check_asm "$@"
493 name="$1"
494 asm="$2"
495 shift 2
496 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 497int foo(void){ __asm__ volatile($asm); }
940f335a
MR
498EOF
499}
500
304d586d
LM
501check_yasm(){
502 log check_yasm "$@"
503 echo "$1" > $TMPS
504 log_file $TMPS
505 shift 1
506 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
507}
508
dcd479c0 509check_ld(){
57bd82d4 510 log check_ld "$@"
0607887f 511 check_cc || return
3155a644
MR
512 flags=''
513 libs=''
514 for f; do
515 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
516 done
517 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
518}
519
520check_cflags(){
57bd82d4
MR
521 log check_cflags "$@"
522 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
523int x;
524EOF
525}
526
527check_ldflags(){
57bd82d4
MR
528 log check_ldflags "$@"
529 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 530int main(void){ return 0; }
dcd479c0
MR
531EOF
532}
533
534check_header(){
57bd82d4 535 log check_header "$@"
dcd479c0
MR
536 header=$1
537 shift
d8bc5f06
MR
538 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
539 disable $var
540 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
541#include <$header>
542int x;
543EOF
544}
545
546check_func(){
57bd82d4 547 log check_func "$@"
dcd479c0
MR
548 func=$1
549 shift
d8bc5f06
MR
550 disable $func
551 check_ld "$@" <<EOF && enable $func
dcd479c0 552extern int $func();
c23a0ac8 553int main(void){ $func(); }
dcd479c0
MR
554EOF
555}
556
2446d3d6
DB
557check_func_headers(){
558 log check_func_headers "$@"
f8d7b072
MR
559 headers=$1
560 func=$2
561 shift 2
562 disable $func
563 incs=""
564 for hdr in $headers; do
565 incs="$incs
566#include <$hdr>"
567 done
568 check_ld "$@" <<EOF && enable $func
569$incs
d6773f56 570int main(int argc, char **argv){
f8d7b072
MR
571 (void) $func;
572 return 0;
573}
574EOF
575}
576
a5344cf7
SS
577check_cpp_condition(){
578 log check_cpp_condition "$@"
579 header=$1
580 condition=$2
581 check_cpp <<EOF
582#include <$header>
583#if !($condition)
584#error "unsatisfied condition: $condition"
585#endif
586EOF
587}
588
57bd82d4
MR
589check_lib(){
590 log check_lib "$@"
591 header="$1"
592 func="$2"
593 shift 2
fcfcde17
MR
594 temp_extralibs "$@"
595 check_header $header && check_func $func && add_extralibs "$@"
596 err=$?
597 restore_flags
598 return $err
57bd82d4
MR
599}
600
f8d7b072
MR
601check_lib2(){
602 log check_lib2 "$@"
603 headers="$1"
604 func="$2"
605 shift 2
606 temp_extralibs "$@"
2446d3d6 607 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
608 err=$?
609 restore_flags
610 return $err
611}
612
dcd479c0 613check_exec(){
2270b4b2 614 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
615}
616
7dfef245
MR
617check_exec_crash(){
618 code=`cat`
619
620 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
621 # are safe but may not be available everywhere. Thus we use
622 # raise(SIGTERM) instead. The check is run in a subshell so we
623 # can redirect the "Terminated" message from the shell. SIGBUS
624 # is not defined by standard C so it is used conditionally.
625
2270b4b2 626 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
627#include <signal.h>
628static void sighandler(int sig){
629 raise(SIGTERM);
630}
e5af4a11 631int main(void){
7dfef245
MR
632 signal(SIGILL, sighandler);
633 signal(SIGFPE, sighandler);
634 signal(SIGSEGV, sighandler);
635#ifdef SIGBUS
636 signal(SIGBUS, sighandler);
637#endif
638 { $code }
639}
640EOF
641}
642
72be9e73
DY
643check_type(){
644 log check_type "$@"
645 headers=$1
646 type=$2
647 shift 2
648 disable $type
649 incs=""
650 for hdr in $headers; do
651 incs="$incs
652#include <$hdr>"
653 done
654 check_cc "$@" <<EOF && enable $type
655$incs
656$type v;
657EOF
658}
659
57bd82d4
MR
660require(){
661 name="$1"
662 header="$2"
663 func="$3"
664 shift 3
665 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
666}
667
f8d7b072
MR
668require2(){
669 name="$1"
670 headers="$2"
671 func="$3"
672 shift 3
673 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
674}
675
eea50282
MR
676check_foo_config(){
677 cfg=$1
678 pkg=$2
679 header=$3
680 func=$4
681 shift 4
682 disable $cfg
683 check_cmd ${pkg}-config --version
684 err=$?
685 if test "$err" = 0; then
686 temp_cflags `${pkg}-config --cflags`
687 temp_extralibs `${pkg}-config --libs`
688 check_lib "$@" $header $func && enable $cfg
689 fi
690 return $err
691}
692
c505dd31
MR
693apply(){
694 file=$1
695 shift
696 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
697}
698
dcd61286
DB
699# CONFIG_LIST contains configurable options, while HAVE_LIST is for
700# system-dependent things.
701
4a0d6686
AJ
702COMPONENT_LIST="
703 bsfs
704 decoders
705 demuxers
706 encoders
3cde40aa 707 filters
c552605c 708 indevs
4a0d6686 709 muxers
c552605c 710 outdevs
4a0d6686
AJ
711 parsers
712 protocols
713"
714
715CONFIG_LIST="
716 $COMPONENT_LIST
f7679c54
VS
717 avfilter
718 avfilter_lavf
c88f5d72
MR
719 avisynth
720 beos_netserver
f402916e 721 bzlib
c88f5d72
MR
722 ffmpeg
723 ffplay
724 ffserver
1848f7d9 725 fft
c88f5d72 726 gpl
ecfc4f44 727 gprof
d8d0d0b2 728 gray
3abe5fbd 729 hardcoded_tables
c88f5d72 730 ipv6
f5a756ef
DB
731 libamr_nb
732 libamr_wb
f7b8bffe 733 libdc1394
690bfceb 734 libdirac
2eed5a46
DB
735 libfaac
736 libfaad
737 libfaadbin
c88f5d72 738 libgsm
6ebe07fb 739 libmp3lame
c88f5d72 740 libnut
f7cd9eed 741 libschroedinger
ae14f311 742 libspeex
150d2772 743 libtheora
c88f5d72 744 libvorbis
1cc60c47
DB
745 libx264
746 libxvid
47a158cb 747 mdct
c88f5d72 748 memalign_hack
a8150374 749 mlib
c88f5d72
MR
750 mpegaudio_hp
751 network
3fe142e2 752 nonfree
4a24ab64 753 postproc
2b4c3615 754 powerpc_perf
bd2216e4 755 small
13ca50f3 756 swscale
c88f5d72 757 vhook
56a059ac 758 x11grab
c88f5d72 759 zlib
4a0d6686 760"
c88f5d72 761
8eee7025
DB
762THREADS_LIST='
763 beosthreads
d22e8442 764 os2threads
8eee7025
DB
765 pthreads
766 w32threads
767'
768
3f5b56e5
MR
769ARCH_LIST='
770 alpha
771 armv4l
772 bfin
773 ia64
774 m68k
775 mips
776 parisc
777 powerpc
778 s390
779 sh4
780 sparc
781 sparc64
782 x86
783 x86_32
784 x86_64
785'
786
787ARCH_EXT_LIST='
1ac9331a 788 altivec
1ac9331a 789 armv5te
edab3048 790 armv6
f55b299a 791 armvfp
3f5b56e5
MR
792 iwmmxt
793 mmi
794 mmx
d7f0920b 795 mmx2
6b18d278 796 neon
9eeed841 797 ssse3
bd9d34a0 798 vis
3f5b56e5
MR
799'
800
801HAVE_LIST="
802 $ARCH_EXT_LIST
803 $THREADS_LIST
804 altivec_h
c9fdab0d 805 arpa_inet_h
6bd859d6 806 bswap
ecf97f22 807 closesocket
1ac9331a 808 cmov
e16e49ac 809 conio_h
c88f5d72 810 dcbzl
f8aa696f
DB
811 dev_bktr_ioctl_bt848_h
812 dev_bktr_ioctl_meteor_h
813 dev_ic_bt8xx_h
814 dev_video_meteor_ioctl_meteor_h
815 dev_video_bktr_ioctl_bt848_h
18b67ae5 816 dlfcn_h
c88f5d72 817 dlopen
bc574408 818 dos_paths
245626d0
DB
819 ebp_available
820 ebx_available
c2a29455 821 fast_64bit
7073e9fc 822 fast_cmov
7b829d2a 823 fast_unaligned
9d99cc5a 824 fork
c88f5d72 825 freetype2
da9e86f8 826 gethrtime
4e68cb8a 827 GetProcessTimes
66be5b45 828 getrusage
c88f5d72 829 imlib2
2e1913b1 830 inet_aton
61d251db 831 inline_asm
0b4a1821
AS
832 libdc1394_1
833 libdc1394_2
a33cab3a
MK
834 llrint
835 lrint
c88f5d72 836 lrintf
f8aa696f
DB
837 machine_ioctl_bt848_h
838 machine_ioctl_meteor_h
c88f5d72
MR
839 malloc_h
840 memalign
6ffa87d3 841 mkstemp
b4e806b2 842 pld
9cafbd6c 843 ppc64
a33cab3a
MK
844 round
845 roundf
c88f5d72
MR
846 sdl
847 sdl_video_size
72be9e73 848 socklen_t
deb29777 849 soundcard_h
f8cda19e 850 poll_h
b58412f1 851 sys_mman_h
b091aa44 852 sys_resource_h
81644c2e 853 sys_select_h
deb29777 854 sys_soundcard_h
1b6e8b73 855 sys_videoio_h
e16e49ac 856 termios_h
b265431e 857 threads
6ff3f3e7 858 winsock2_h
304d586d 859 yasm
0cb78cef 860"
44161118 861
b6bb00b0
MR
862# options emitted with CONFIG_ prefix but not available on command line
863CONFIG_EXTRA="
864 fft_mmx
865"
866
520cc7f1 867CMDLINE_SELECT="
3f5b56e5 868 $ARCH_EXT_LIST
520cc7f1 869 $CONFIG_LIST
8eee7025 870 $THREADS_LIST
db6107b6 871 cross_compile
520cc7f1
MR
872 debug
873 extra_warnings
8c6afa4d 874 logging
d2bbb2f7 875 optimizations
520cc7f1
MR
876 shared
877 static
87a0fb62 878 stripping
520cc7f1 879"
426be5dc
DB
880
881PATHS_LIST='
d156bede 882 bindir
26759c44
MR
883 incdir
884 libdir
26759c44
MR
885 mandir
886 prefix
887 shlibdir
426be5dc
DB
888'
889
890CMDLINE_SET="
891 $PATHS_LIST
892 arch
893 build_suffix
894 cc
895 cpu
896 cross_prefix
ac63af34 897 extra_version
426be5dc 898 logfile
26759c44
MR
899 source_path
900 target_os
426be5dc 901"
520cc7f1 902
912f3148
DB
903# code dependency declarations
904
9eeed841
MR
905# architecture extensions
906altivec_deps="powerpc"
907armv5te_deps="armv4l"
908armv6_deps="armv4l"
f55b299a 909armvfp_deps="armv4l"
9eeed841 910iwmmxt_deps="armv4l"
e241ba14 911mmi_deps="mips"
9eeed841 912mmx_deps="x86"
fbef871d 913mmx2_deps="x86 mmx"
6b18d278 914neon_deps="armv4l"
9eeed841 915ssse3_deps="x86"
bd9d34a0 916vis_deps="sparc"
9eeed841 917
b6bb00b0
MR
918# common features
919fft_suggest="fft_mmx"
920fft_mmx_deps="mmx yasm"
921
912f3148 922# decoders / encoders
47a158cb 923aac_decoder_select="fft mdct"
d8d12c15 924ac3_decoder_deps="gpl"
47a158cb
MR
925ac3_decoder_select="fft mdct"
926atrac3_decoder_select="fft mdct"
927cook_decoder_select="fft mdct"
928dca_decoder_select="fft mdct"
33a0dd37 929dxa_decoder_deps="zlib"
406ab5cc 930eac3_decoder_deps="gpl"
47a158cb 931eac3_decoder_select="fft mdct"
30fd06be 932flashsv_decoder_deps="zlib"
773be23a 933flashsv_encoder_deps="zlib"
47a158cb 934imc_decoder_select="fft mdct"
30fd06be 935mpeg_xvmc_decoder_deps="xvmc"
47a158cb
MR
936nellymoser_decoder_select="fft mdct"
937nellymoser_encoder_select="fft mdct"
30fd06be
MR
938png_decoder_deps="zlib"
939png_encoder_deps="zlib"
47a158cb
MR
940qdm2_decoder_select="fft mdct"
941vorbis_decoder_select="fft mdct"
942vorbis_encoder_select="fft mdct"
943wmav1_decoder_select="fft mdct"
944wmav1_encoder_select="fft mdct"
945wmav2_decoder_select="fft mdct"
946wmav2_encoder_select="fft mdct"
30fd06be
MR
947zmbv_decoder_deps="zlib"
948zmbv_encoder_deps="zlib"
949
912f3148 950# external libraries
f5a756ef
DB
951libamr_nb_decoder_deps="libamr_nb"
952libamr_nb_encoder_deps="libamr_nb"
953libamr_wb_decoder_deps="libamr_wb"
954libamr_wb_encoder_deps="libamr_wb"
1b71f045 955libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 956libdirac_encoder_deps="libdirac"
c9171a83 957libfaac_encoder_deps="libfaac"
69ddbd1d 958libfaad_decoder_deps="libfaad"
4ec45764 959libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
960libgsm_decoder_deps="libgsm"
961libgsm_encoder_deps="libgsm"
8ffed8d8
MR
962libgsm_ms_decoder_deps="libgsm"
963libgsm_ms_encoder_deps="libgsm"
1cc60c47 964libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
965libschroedinger_decoder_deps="libschroedinger"
966libschroedinger_encoder_deps="libschroedinger"
ae14f311 967libspeex_decoder_deps="libspeex"
150d2772 968libtheora_encoder_deps="libtheora"
b0caf888 969libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
970libx264_encoder_deps="libx264"
971libxvid_encoder_deps="libxvid"
13566c31 972mpeg4aac_decoder_deps="libfaad"
30fd06be 973
912f3148 974# demuxers / muxers
03a76ba9 975ac3_demuxer_deps="ac3_parser"
50383e88 976audio_beos_demuxer_deps="audio_beos"
4ec45764 977audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 978audio_beos_muxer_deps="audio_beos"
4ec45764 979audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 980avisynth_demuxer_deps="avisynth"
73483024 981bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 982dirac_demuxer_deps="dirac_parser"
fe9bb347 983dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 984libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
985libnut_demuxer_deps="libnut"
986libnut_muxer_deps="libnut"
4bd8e17c 987mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
988oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
989oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 990redir_demuxer_deps="network"
8eb793c4 991rtp_muxer_deps="network rtp_protocol"
95c21842
LA
992rtsp_demuxer_deps="sdp_demuxer"
993sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 994v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 995v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
996vfwcap_demuxer_deps="capCreateCaptureWindow"
997vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 998x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 999x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1000
912f3148 1001# protocols
c08fb000
AB
1002http_protocol_deps="network"
1003rtp_protocol_deps="udp_protocol"
1004tcp_protocol_deps="network"
1005udp_protocol_deps="network"
1006
f7679c54 1007# filters
81124ba0 1008movie_filter_deps="avfilter_lavf"
f7679c54 1009
912f3148 1010# programs
fa859b4d 1011ffplay_deps="sdl"
6ad42348 1012ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1013ffserver_extralibs='$ldl'
1014vhook_extralibs='$ldl'
a2830dca 1015
912f3148 1016
de6d9b64 1017# default parameters
8a608357 1018
2ba042a7 1019logfile="config.err"
8a608357
MR
1020
1021# installation paths
c9d19248
MR
1022prefix_default="/usr/local"
1023bindir_default='${prefix}/bin'
1024incdir_default='${prefix}/include'
1025libdir_default='${prefix}/lib'
1026mandir_default='${prefix}/share/man'
1027shlibdir_default="$libdir_default"
8a608357
MR
1028
1029# toolchain
13c7df3d 1030cc_default="gcc"
304d586d 1031yasmexe="yasm"
de6d9b64 1032ar="ar"
503d5b58 1033nm="nm"
be7109c1 1034ranlib="ranlib"
0f3cb305 1035strip="strip"
8a608357 1036asmalign_pot="unknown"
20369773 1037ln_s="ln -sf"
304d586d 1038objformat="elf"
8a608357
MR
1039
1040# machine
cc6a90dd 1041arch=`uname -m`
38d0a8aa 1042cpu="generic"
8a608357 1043
8a608357 1044# OS
4f854758 1045target_os=$(tolower $(uname -s))
8a608357 1046
8a608357 1047# libraries
f402916e 1048enable bzlib
497237c7 1049enable zlib
8a608357
MR
1050
1051# configurable options
497237c7 1052enable debug
497237c7
RP
1053enable ffmpeg
1054enable ffplay
1055enable ffserver
1056enable ipv6
497237c7
RP
1057enable mpegaudio_hp
1058enable network
8400d6b8 1059enable optimizations
497237c7 1060enable protocols
530dc538 1061enable static
87a0fb62 1062enable stripping
8a608357
MR
1063vhook="default"
1064
8a608357 1065# build settings
11a9d3e8 1066add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1067SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1068VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1069FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1070LIBPREF="lib"
1071LIBSUF=".a"
c5f14466
RP
1072FULLNAME='$(NAME)$(BUILDSUF)'
1073LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1074SLIBPREF="lib"
1075SLIBSUF=".so"
c5f14466 1076SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1077SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1078SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1079LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1080
0d7dca36
DB
1081# gcc stupidly only outputs the basename of targets with -MM, but we need the
1082# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1083DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1084
c597172e
MR
1085# find source path
1086source_path="`dirname \"$0\"`"
497237c7 1087enable source_path_used
c597172e
MR
1088if test -z "$source_path" -o "$source_path" = "." ; then
1089 source_path="`pwd`"
497237c7 1090 disable source_path_used
c597172e
MR
1091else
1092 source_path="`cd \"$source_path\"; pwd`"
1093 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1094 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1095fi
1096
c597172e
MR
1097FFMPEG_CONFIGURATION="$@"
1098
73ef8980
MR
1099find_things(){
1100 thing=$1
1101 pattern=$2
1102 file=$source_path/$3
932ccf39 1103 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1104}
1105
1106ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1107DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1108PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1109BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1110MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1111DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1112OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1113INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1114PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1115FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1116
7483e694
DB
1117enable $ARCH_EXT_LIST \
1118 $DECODER_LIST \
1119 $ENCODER_LIST \
1120 $PARSER_LIST \
1121 $BSF_LIST \
1122 $DEMUXER_LIST \
1123 $MUXER_LIST \
f7679c54 1124 $FILTER_LIST \
7483e694
DB
1125 $PROTOCOL_LIST \
1126 $INDEV_LIST \
1127 $OUTDEV_LIST \
c597172e
MR
1128
1129die_unknown(){
1130 echo "Unknown option \"$1\"."
1131 echo "See $0 --help for available options."
1132 exit 1
1133}
1134
794f8e97 1135show_list() {
bf0c4afa
RP
1136 suffix=_$1
1137 shift
1138 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1139 exit 0
1140}
1141
c597172e 1142for opt do
7483e694
DB
1143 optval="${opt#*=}"
1144 case "$opt" in
7483e694
DB
1145 --extra-cflags=*) add_cflags "$optval"
1146 ;;
1147 --extra-ldflags=*) add_ldflags "$optval"
1148 ;;
1149 --extra-libs=*) add_extralibs "$optval"
1150 ;;
8fb1cb58 1151 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1152 ;;
40bcf4c7
BL
1153 --enable-debug=*) debuglevel="$optval"
1154 ;;
7483e694
DB
1155 --enable-*=*|--disable-*=*)
1156 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1157 case "$thing" in
81124ba0 1158 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1159 *) die_unknown "$opt" ;;
1160 esac
1161 ;;
1162 --enable-?*|--disable-?*)
1163 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1164 if is_in $option $COMPONENT_LIST; then
1165 eval $action \$$(toupper ${option%s})_LIST
1166 elif is_in $option $CMDLINE_SELECT; then
1167 $action $option
1168 else
1169 die_unknown $opt
1170 fi
7483e694
DB
1171 ;;
1172 --list-*)
1173 NAME="${opt#--list-}"
1174 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1175 NAME=${NAME%s}
1176 eval show_list $NAME \$$(toupper $NAME)_LIST
1177 ;;
1178 --help|-h) show_help
1179 ;;
1180 *)
884a36a7 1181 optname="${opt%%=*}"
26759c44
MR
1182 optname="${optname#--}"
1183 optname=$(echo "$optname" | sed 's/-/_/g')
1184 is_in $optname $CMDLINE_SET || die_unknown $opt
1185 eval $optname='$optval'
7483e694
DB
1186 ;;
1187 esac
c597172e
MR
1188done
1189
bcea99bb
MR
1190disabled logging && logfile=/dev/null
1191
1192echo "# $0 $@" > $logfile
1193set >> $logfile
1194
13c7df3d 1195cc_default="${cross_prefix}${cc_default}"
304d586d 1196yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1197ar="${cross_prefix}${ar}"
1198nm="${cross_prefix}${nm}"
1199ranlib="${cross_prefix}${ranlib}"
1200strip="${cross_prefix}${strip}"
1201
13c7df3d
MR
1202set_default cc
1203
e4e69e0b
MR
1204# set temporary file name
1205if test ! -z "$TMPDIR" ; then
1206 TMPDIR1="${TMPDIR}"
1207elif test ! -z "$TEMPDIR" ; then
1208 TMPDIR1="${TEMPDIR}"
1209else
1210 TMPDIR1="/tmp"
1211fi
1212
1213TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1214TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1215TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1216TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1217TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1218TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1219
e9b9a2f8
MN
1220check_cflags -std=c99
1221
b24dbcbd
RP
1222case "$arch" in
1223 i386|i486|i586|i686|i86pc|BePC)
1224 arch="x86_32"
1225 enable fast_unaligned
1226 ;;
1227 x86_64|amd64)
1228 arch="x86_32"
1229 enable fast_unaligned
1230 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1231 int test[sizeof(char*) - 7];
1232EOF
1233 ;;
1234 # armv4l is a subset of armv[567]*l
1235 arm|armv[4567]*l)
1236 arch="armv4l"
1237 ;;
1238 alpha)
1239 arch="alpha"
1240 enable fast_64bit
1241 ;;
1242 "Power Macintosh"|ppc|powerpc)
1243 arch="powerpc"
aa8bc0f1 1244 enable fast_unaligned
b24dbcbd
RP
1245 ;;
1246 ppc64)
1247 arch="powerpc"
1248 enable fast_64bit
aa8bc0f1 1249 enable fast_unaligned
b24dbcbd
RP
1250 ;;
1251 mips|mipsel|IP*)
1252 arch="mips"
1253 ;;
1254 sun4u|sparc64)
1255 arch="sparc64"
1256 enable fast_64bit
1257 ;;
1258 sparc)
1259 arch="sparc"
1260 ;;
1261 sh4)
1262 arch="sh4"
1263 ;;
1264 parisc)
1265 arch="parisc"
1266 ;;
1267 parisc64)
1268 arch="parisc"
1269 enable fast_64bit
1270 ;;
1271 s390|s390x)
1272 arch="s390"
1273 ;;
1274 m68k)
1275 arch="m68k"
1276 ;;
1277 ia64)
1278 arch="ia64"
1279 enable fast_64bit
1280 ;;
1281 bfin)
1282 arch="bfin"
1283 ;;
1284 *)
1285 arch="unknown"
1286 ;;
1287esac
1288
1289enable $arch
1290enabled_any x86_32 x86_64 && enable x86
1291enabled sparc64 && enable sparc
1292
7483e694 1293# OS specific
4f854758 1294case $target_os in
7483e694 1295 beos|haiku|zeta)
c9d19248 1296 prefix_default="$HOME/config"
7483e694
DB
1297 # helps building libavcodec
1298 add_cflags "-DPIC -fomit-frame-pointer"
1299 # 3 gcc releases known for BeOS, each with ugly bugs
1300 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1301 case "$gcc_version" in
1302 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1303 disable mmx
1304 ;;
1305 *20010315*) echo "BeBits gcc"
1306 add_cflags "-fno-expensive-optimizations"
1307 ;;
1308 esac
7483e694
DB
1309 SHFLAGS=-nostart
1310 # enable BeOS things
1311 enable audio_beos
1312 # no need for libm, but the inet stuff
1313 # Check for BONE
1314 # XXX: actually should check for NOT net_server
78fe7631 1315 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1316 network_extralibs="-lbind -lsocket"
1317 else
1318 enable beos_netserver
1319 network_extralibs="-lnet"
1320 fi ;;
1321 sunos)
1322 FFSERVERLDFLAGS=""
9987769a 1323 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1324 network_extralibs="-lsocket -lnsl"
1325 ;;
1326 netbsd)
1327 oss_demuxer_extralibs="-lossaudio"
1328 oss_muxer_extralibs="-lossaudio"
1329 ;;
1330 openbsd)
1331 disable need_memalign
1332 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1333 SHFLAGS='-shared'
1334 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1335 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1336 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1337 oss_demuxer_extralibs="-lossaudio"
1338 oss_muxer_extralibs="-lossaudio"
1339 ;;
1340 freebsd)
1341 disable need_memalign
1342 ;;
1343 bsd/os)
1344 osextralibs="-lpoll -lgnugetopt"
1345 strip="strip -d"
1346 ;;
1347 darwin)
1348 disable need_memalign
0138c54e 1349 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1350 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1351 strip="strip -x"
1352 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1353 SLIBSUF=".dylib"
1354 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1355 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1356 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1357 objformat="macho"
1b0f6fb8 1358 enabled x86_64 && objformat="macho64"
7483e694
DB
1359 ;;
1360 mingw32*)
4f854758 1361 target_os=mingw32
dcc01c06
RP
1362 LIBTARGET=i386
1363 if test $arch = x86_64; then
1364 disable need_memalign
1365 LIBTARGET=x64
1366 fi
fbd971a4 1367 shlibdir_default="$bindir_default"
7483e694
DB
1368 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1369 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1370 if enabled swscale; then
7483e694
DB
1371 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1372 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1373 fi
1374 disable ffserver
1375 SLIBPREF=""
1376 SLIBSUF=".dll"
1377 EXESUF=".exe"
1378 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1379 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1380 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1381 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1382 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1383 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1384 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1385 objformat="win32"
bc574408 1386 enable dos_paths
7483e694
DB
1387 ;;
1388 cygwin*)
4f854758 1389 target_os=cygwin
fbd971a4 1390 shlibdir_default="$bindir_default"
7483e694
DB
1391 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1392 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1393 if enabled swscale; then
7483e694
DB
1394 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1395 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1396 fi
1397 EXESUF=".exe"
1398 SLIBPREF="cyg"
1399 SLIBSUF=".dll"
1400 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1401 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1402 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1403 objformat="win32"
bc574408 1404 enable dos_paths
7483e694 1405 ;;
4f365f37 1406 *-dos|freedos|opendos)
4f365f37
MK
1407 disable ffplay ffserver vhook
1408 disable $INDEV_LIST $OUTDEV_LIST
1409 network_extralibs="-lsocket"
1410 EXESUF=".exe"
304d586d 1411 objformat="win32"
bc574408 1412 enable dos_paths
4f365f37 1413 ;;
7483e694 1414 linux)
7483e694
DB
1415 enable dv1394
1416 ;;
1417 irix*)
4f854758 1418 target_os=irix
7483e694
DB
1419 ranlib="echo ignoring ranlib"
1420 ;;
d22e8442 1421 os/2*)
d22e8442
DY
1422 strip="lxlite"
1423 ln_s="cp -f"
d22e8442
DY
1424 EXESUF=".exe"
1425 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1426 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1427 FFSERVERLDFLAGS=""
287d3b13 1428 LIBSUF="_s.a"
d22e8442
DY
1429 SLIBPREF=""
1430 SLIBSUF=".dll"
1431 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1432 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1433 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1434 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1435 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1436 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1437 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1438 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1439 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1440 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1441 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1442 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1443 disable vhook
bc574408 1444 enable dos_paths
d22e8442 1445 ;;
269820f1
PR
1446 interix)
1447 disable vhook
1448 ;;
d22e8442 1449
7483e694 1450 *)
4f854758 1451 target_os="${target_os}-UNKNOWN"
7483e694
DB
1452 ;;
1453esac
1454
c9d19248
MR
1455set_default $PATHS_LIST
1456
c597172e 1457add_extralibs $osextralibs
de6d9b64 1458
28d8e661
DB
1459# Combine FFLDFLAGS and the LDFLAGS environment variable.
1460LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1461
497237c7 1462test -n "$cross_prefix" && enable cross_compile
1ea46bed 1463
320d060a 1464# we need to build at least one lib type
93b3c083 1465if ! enabled_any static shared; then
320d060a
DB
1466 cat <<EOF
1467At least one library type must be built.
1468Specify --enable-static to build the static libraries or --enable-shared to
1469build the shared libraries as well. To only build the shared libraries specify
1470--disable-static in addition to --enable-shared.
1471EOF
1472 exit 1;
1473fi
1474
abc4e572 1475disabled static && LIBNAME=""
2a320695 1476
a2234ceb
RP
1477if enabled_any libfaad libfaadbin ; then
1478 if check_header faad.h; then
295b8c70 1479 check_cc <<EOF
a2234ceb
RP
1480#include <faad.h>
1481#ifndef FAAD2_VERSION
1482ok faad1
1483#endif
db817cf3 1484int main(void) { return 0; }
a2234ceb
RP
1485EOF
1486 test $? = 0 && enable libfaad2
1487 else
ff3dac65 1488 die "FAAD test failed."
a2234ceb
RP
1489 fi
1490fi
1491
1492
93b3c083 1493if ! enabled gpl; then
54118497
RP
1494 die_gpl_disabled(){
1495 name=$1
1496 shift
1497 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1498 }
4a24ab64 1499 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1500 die_gpl_disabled "libx264" libx264
1501 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1502 die_gpl_disabled "FAAD2" libfaad2
1503 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1504 die_gpl_disabled "The software scaler" swscale
ebb810d9 1505fi
b2e3c528 1506
3fe142e2
DB
1507if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1508 die "libamr is nonfree and --enable-nonfree is not specified."
1509fi
1510
9eeed841 1511check_deps $ARCH_EXT_LIST
0f3cb305 1512
5d323602
MR
1513test -z "$need_memalign" && need_memalign="$mmx"
1514
cf9d24ad 1515#Darwin CC versions
4f854758 1516if test $target_os = darwin; then
3dddba4b 1517 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1518 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1519 else
8541cc27 1520 add_cflags "-pipe"
26c1b3be
DB
1521 check_cflags "-force_cpusubtype_ALL"
1522 check_cflags "-Wno-sign-compare"
f946a9a4 1523 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1524 fi
2a1a6b64
MN
1525fi
1526
40617a6d 1527disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1528
a4adb608 1529# Add processor-specific flags
38d0a8aa 1530if test $cpu != "generic"; then
bc8ec47b
MR
1531 warn_altivec(){
1532 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1533 }
38d0a8aa 1534 case $cpu in
bb270c08 1535 601|ppc601|PowerPC601)
1c5d830c 1536 add_cflags "-mcpu=601"
bc8ec47b 1537 warn_altivec enabled PPC601
bb270c08
DB
1538 ;;
1539 603*|ppc603*|PowerPC603*)
1c5d830c 1540 add_cflags "-mcpu=603"
bc8ec47b 1541 warn_altivec enabled PPC603
bb270c08
DB
1542 ;;
1543 604*|ppc604*|PowerPC604*)
1c5d830c 1544 add_cflags "-mcpu=604"
bc8ec47b 1545 warn_altivec enabled PPC604
bb270c08
DB
1546 ;;
1547 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1548 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1549 warn_altivec enabled PPC75x
bb270c08
DB
1550 ;;
1551 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1552 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1553 warn_altivec disabled PPC745x
bb270c08
DB
1554 ;;
1555 74*|ppc74*|PowerPC74*)
1c5d830c 1556 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1557 warn_altivec disabled PPC74xx
bb270c08
DB
1558 ;;
1559 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1560 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1561 warn_altivec disabled PPC970
9cafbd6c 1562 enable ppc64
bb270c08 1563 ;;
e07e357d
LB
1564 Cell|CELL|cell)
1565 add_cflags "-mcpu=cell"
1566 warn_altivec disabled Cell
9cafbd6c 1567 enable ppc64
e07e357d 1568 ;;
e7768fc5
GP
1569 # targets that do NOT support conditional mov (cmov)
1570 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1571 add_cflags "-march=$cpu"
497237c7 1572 disable cmov
e7768fc5
GP
1573 ;;
1574 # targets that do support conditional mov (cmov)
416519dd 1575 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1576 add_cflags "-march=$cpu"
497237c7
RP
1577 enable cmov
1578 enable fast_cmov
94e4c3a3
GP
1579 ;;
1580 # targets that do support conditional mov but on which it's slow
800a5a19 1581 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1582 add_cflags "-march=$cpu"
497237c7
RP
1583 enable cmov
1584 disable fast_cmov
bb270c08 1585 ;;
d7b34d08 1586 sparc64)
1c5d830c 1587 add_cflags "-mcpu=v9"
d7b34d08 1588 ;;
f2e49553
MR
1589 arm11*|cortex*)
1590 add_cflags "-mcpu=$cpu"
1591 enable fast_unaligned
1592 ;;
0223bd6f
MR
1593 armv*)
1594 add_cflags "-march=$cpu"
1595 ;;
f2e49553 1596 arm*)
6b19786b
MR
1597 add_cflags "-mcpu=$cpu"
1598 ;;
bb270c08 1599 *)
7483e694 1600 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1601 ;;
a4adb608
MN
1602 esac
1603fi
1604
be0d52ab 1605# make sure we can execute files in $TMPDIR
2270b4b2 1606cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1607#! /bin/sh
1608EOF
2270b4b2
DB
1609chmod +x $TMPSH >> $logfile 2>&1
1610if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1611 cat <<EOF
1612Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1613variable to another directory and make sure that $TMPDIR1 is not mounted
1614noexec.
be0d52ab
MR
1615EOF
1616 die "Sanity test failed."
1617fi
edd08265 1618rm $TMPSH
be0d52ab 1619
1a268acc
MR
1620# compiler sanity check
1621check_exec <<EOF
c23a0ac8 1622int main(void){ return 0; }
1a268acc
MR
1623EOF
1624if test "$?" != 0; then
1625 echo "$cc is unable to create an executable file."
93b3c083 1626 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1627 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1628 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1629 fi
1630 die "C compiler test failed."
1631fi
1632
b4d96ba2
MR
1633check_cc <<EOF || die "Symbol mangling check failed."
1634int ff_extern;
1635EOF
2f05d9c1 1636sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1637extern_prefix=${sym%%ff_extern*}
1638
61d251db
MR
1639check_asm inline_asm '""'
1640
9eeed841 1641if enabled x86; then
44965991
PI
1642 # check whether EBP is available on x86
1643 # As 'i' is stored on the stack, this program will crash
1644 # if the base pointer is used to access it because the
1645 # base pointer is cleared in the inline assembly code.
7dfef245 1646 check_exec_crash <<EOF && enable ebp_available
44965991 1647 volatile int i=0;
be449fca 1648 __asm__ volatile (
44965991
PI
1649 "xorl %%ebp, %%ebp"
1650 ::: "%ebp");
1651 return i;
44965991
PI
1652EOF
1653
1654 # check wether EBX is available on x86
940f335a 1655 check_asm ebx_available '"":::"%ebx"'
8e380710 1656
d7f0920b 1657 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1658 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1659 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1660
1661 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1662
1663 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1664 enabled x86_64 && append YASMFLAGS "-m amd64"
1665 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1666 case "$objformat" in
1667 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1668 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1669 *) append YASMFLAGS "-DPREFIX" ;;
1670 esac
1671 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1672fi
1673
87ea51e0
LB
1674# check for assembler specific support
1675
cc6a90dd 1676if test $arch = "powerpc"; then
5eb39de9 1677 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1678fi
1679
57bd82d4
MR
1680# check for SIMD availability
1681
115329f1 1682# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1683if enabled altivec; then
3ed1a2ee
DB
1684 check_cflags -maltivec -mabi=altivec &&
1685 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1686 check_cflags -faltivec
b6e52719 1687
0182fee8 1688 # check if our compiler supports Motorola AltiVec C API
497237c7 1689 check_cc <<EOF || disable altivec
dcd479c0 1690$inc_altivec_h
a9a07762
MN
1691int main(void) {
1692 vector signed int v1, v2, v3;
1693 v1 = vec_add(v2,v3);
1694 return 0;
1695}
1696EOF
b006b26c
DB
1697
1698 # check if our compiler supports braces for vector declarations
80a61f08 1699 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1700$inc_altivec_h
80a61f08 1701int main (void) { (vector int) {1}; return 0; }
b006b26c 1702EOF
a9a07762 1703fi
ab6c65f6 1704
b4e806b2
MC
1705# We have to check if pld is a nop and disable it.
1706enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1707enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1708enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1709enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1710enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1711enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1712enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1713enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1714
8b03def6
DB
1715enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1716
57bd82d4
MR
1717# ---
1718# big/little-endian test
9eebe687
MR
1719check_cc <<EOF || die "endian test failed"
1720unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1721EOF
d04d9e16 1722od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1723
a3999908 1724# ---
3d204385
NK
1725# check availability of some header files
1726
a98bb16d
RP
1727if check_func dlopen; then
1728 ldl=
1729elif check_func dlopen -ldl; then
1730 ldl=-ldl
8bf5d58f
MN
1731fi
1732
7483e694
DB
1733check_func fork
1734check_func gethrtime
1735check_func getrusage
094c09bb 1736check_func inet_aton $network_extralibs
7483e694
DB
1737check_func memalign
1738check_func mkstemp
2446d3d6 1739check_func_headers windows.h GetProcessTimes
6ffa87d3 1740
e16e49ac 1741check_header conio.h
a98bb16d
RP
1742check_header dlfcn.h
1743check_header malloc.h
bf6ce82d 1744check_header poll.h
b58412f1 1745check_header sys/mman.h
b091aa44 1746check_header sys/resource.h
bf6ce82d 1747check_header sys/select.h
a98bb16d
RP
1748check_header termios.h
1749
1750if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1751 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1752fi
e16e49ac 1753
e8214e0e 1754enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1755enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1756
1757# check for some common methods of building with pthread support
1758# do this before the optional library checks as some of them require pthreads
1759if enabled pthreads; then
9e7fd101
MR
1760 if check_func pthread_create; then
1761 :
1762 elif check_func pthread_create -pthread; then
1763 add_cflags -pthread
afc9aee2 1764 add_extralibs -pthread
9e7fd101
MR
1765 elif check_func pthread_create -pthreads; then
1766 add_cflags -pthreads
afc9aee2 1767 add_extralibs -pthreads
8d94f606
GT
1768 elif check_func pthread_create -lpthreadGC2; then
1769 add_extralibs -lpthreadGC2
9e7fd101
MR
1770 elif ! check_lib pthread.h pthread_create -lpthread; then
1771 die "ERROR: can't find pthreads library"
1772 fi
57bd82d4
MR
1773fi
1774
8eee7025 1775for thread in $THREADS_LIST; do
e5f94c2b 1776 if enabled $thread; then
3ae3b721
RP
1777 test -n "$thread_type" &&
1778 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1779 thread_type="$thread"
e5f94c2b
RP
1780 fi
1781done
1782
fdf88598
MR
1783check_lib math.h sin -lm
1784
a33cab3a
MK
1785# test for C99 functions in math.h
1786for func in llrint lrint lrintf round roundf; do
1787 check_exec <<EOF && enable $func || disable $func
f32adb22 1788#include <math.h>
a33cab3a 1789int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1790EOF
a33cab3a 1791done
f32adb22 1792
57bd82d4 1793# these are off by default, so fail if requested and not available
79fda097 1794enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1795enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1796enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1797enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1798 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1799 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1800enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1801enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1802enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1803enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1804enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1805enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1806 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1807enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1808enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1809enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1810enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1811 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1812 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1813enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1814enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1815
0b4a1821
AS
1816# libdc1394 check
1817if enabled libdc1394; then
1818 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1819 enable libdc1394_2; } ||
1820 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1821 enable libdc1394_1; } ||
1822 die "ERROR: No version of libdc1394 found "
1823fi
1824
1825
c13e1abd
FH
1826_restrict=
1827for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1828 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1829void foo(char * $restrict_keyword p);
1830EOF
c13e1abd
FH
1831done
1832
703afd07 1833test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1834
4f854758 1835if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1836 disable vhook
fbb9d104 1837 echo
b0268cc0 1838 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1839 echo "Patches welcome."
1840 echo
1841fi
1842
8d923001
MR
1843if enabled vhook; then
1844 check_ldflags -rdynamic
1845 check_ldflags -export-dynamic
1846fi
bfd2edeb 1847
eea50282
MR
1848check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1849check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1850
a86b921c 1851##########################################
29799f8b 1852# SDL check
a86b921c 1853
497237c7
RP
1854disable sdl_too_old
1855disable sdl
6a1a892f 1856SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1857if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1858 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1859 temp_cflags $sdl_cflags
dcd479c0 1860 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1861 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1862 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1863 if test "$_sdlversion" -lt 121 ; then
497237c7 1864 enable sdl_too_old
dcd479c0 1865 else
497237c7 1866 enable sdl
225e21ef 1867 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1868#include <SDL.h>
d6773f56 1869int main(int argc, char **argv){
29f3b38a
MR
1870 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1871 int w = vi->current_w;
1872 return 0;
1873}
1874EOF
dcd479c0
MR
1875 fi
1876 fi
29f3b38a 1877 restore_flags
c3f6b472 1878fi
57bd82d4 1879
2270b4b2 1880texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1881
7a91333f 1882##########################################
73b46a95
RP
1883# Network check
1884
1885if enabled network; then
668b65bd 1886 check_type sys/socket.h socklen_t
73b46a95
RP
1887 # Prefer arpa/inet.h over winsock2
1888 if check_header arpa/inet.h ; then
1889 check_func closesocket
1890 elif check_header winsock2.h ; then
ea10ddde 1891 network_extralibs="-lws2_32"
72be9e73 1892 check_type ws2tcpip.h socklen_t
2446d3d6 1893 check_func_headers winsock2.h closesocket
73b46a95
RP
1894 fi
1895fi
1896
1897##########################################
29799f8b 1898# IPv6 check
7a91333f 1899
497237c7 1900enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1901#include <sys/types.h>
1902#include <sys/socket.h>
1903#include <netinet/in.h>
1904#include <netdb.h>
db817cf3 1905int main(void) {
7483e694
DB
1906 struct sockaddr_storage saddr;
1907 struct ipv6_mreq mreq6;
1908 getaddrinfo(0,0,0,0);
1909 getnameinfo(0,0,0,0,0,0,0);
1910 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1911}
1912EOF
1913
06e31011
RP
1914check_header linux/videodev.h
1915check_header linux/videodev2.h
1b6e8b73 1916check_header sys/videoio.h
47f38850 1917
2446d3d6 1918check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1919
f8aa696f 1920# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1921{ check_header dev/bktr/ioctl_meteor.h &&
1922 check_header dev/bktr/ioctl_bt848.h; } ||
1923{ check_header machine/ioctl_meteor.h &&
1924 check_header machine/ioctl_bt848.h; } ||
1925{ check_header dev/video/meteor/ioctl_meteor.h &&
1926 check_header dev/video/bktr/ioctl_bt848.h; } ||
1927check_header dev/ic/bt8xx.h
f8aa696f 1928
c7682de0
RP
1929check_header sys/soundcard.h
1930check_header soundcard.h
deb29777 1931
7483e694 1932# deal with the X11 frame grabber
56a059ac 1933enabled x11grab &&
f58f4ce1
GP
1934check_header X11/Xlib.h &&
1935check_header X11/extensions/XShm.h &&
1936check_func XOpenDisplay -lX11 &&
06eab4ba 1937check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1938
40bcf4c7 1939enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1940
1941# add some useful compiler flags if supported
1942check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1943check_cflags -Wall
1944check_cflags -Wno-switch
c07bd6a9
MN
1945check_cflags -Wdisabled-optimization
1946check_cflags -Wpointer-arith
1947check_cflags -Wredundant-decls
cc1fb623 1948check_cflags -Wno-pointer-sign
f4929996 1949check_cflags -Wcast-qual
9aceb3cf 1950check_cflags -Wwrite-strings
652a5bf6 1951check_cflags -Wtype-limits
5af4e0cc 1952enabled extra_warnings && check_cflags -Winline
cf9d24ad 1953
57bd82d4 1954# add some linker flags
5c0e9479 1955check_ldflags -Wl,--warn-common
8351d2ba
DB
1956check_ldflags -Wl,--as-needed
1957check_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 1958check_ldflags -Wl,-Bsymbolic
94a3401e 1959
bd2216e4
MR
1960if enabled small; then
1961 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1962 optimizations="small"
1963elif enabled optimizations; then
3dddba4b 1964 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1965 add_cflags "-O5"
1966 add_ldflags "-O5"
cf9d24ad 1967 else
30a3e5d4 1968 add_cflags "-O3"
cf9d24ad 1969 fi
cddf3f45 1970fi
11fdbc44 1971check_cflags -fno-math-errno
b2eb2ff0 1972check_cflags -fno-signed-zeros
cddf3f45 1973
504a64b9 1974# add some flags for Intel C Compiler
0c45cd07 1975if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1976 # Just warnings, no remarks
1977 check_cflags -w1
1978 # -wd: Disable following warnings
1979 # 144, 167, 556: -Wno-pointer-sign
1980 # 10006: ignoring unknown option -fno-signed-zeros
1981 # 10156: ignoring option '-W'; no argument required
1982 check_cflags -wd144,167,556,10006,10156
1983 # 11030: Warning unknown option --as-needed
1984 # 10156: ignoring option '-export'; no argument required
1985 check_ldflags -wd10156,11030
907eb3b5
CEH
1986 # Allow to compile with optimizations
1987 check_ldflags -march=$cpu
504a64b9
CEH
1988fi
1989
80581e98 1990# PIC flags for shared library objects where they are needed
5af4e0cc 1991if enabled shared; then
569cb218
MR
1992 # LIBOBJFLAGS may have already been set in the OS configuration
1993 if test -z "$LIBOBJFLAGS" ; then
1994 case "$arch" in
b6bd7268 1995 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1996 esac
1997 fi
80581e98
MN
1998fi
1999
90be59ef 2000if enabled gprof; then
30a3e5d4
NP
2001 add_cflags "-p"
2002 add_ldflags "-p"
1db54e20
DB
2003fi
2004
3b26ee47 2005VHOOKCFLAGS="-fPIC"
18451f7d 2006
7f3c02fc 2007# Find out if the .align argument is a power of two or not.
4454dc1b 2008if test $asmalign_pot = "unknown"; then
497237c7 2009 disable asmalign_pot
be449fca 2010 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2011fi
2012
7483e694
DB
2013enabled_any $DECODER_LIST && enable decoders
2014enabled_any $ENCODER_LIST && enable encoders
2015enabled_any $BSF_LIST && enable bsfs
2016enabled_any $DEMUXER_LIST && enable demuxers
2017enabled_any $MUXER_LIST && enable muxers
f7679c54 2018enabled_any $FILTER_LIST && enable filters
7483e694
DB
2019enabled_any $INDEV_LIST && enable demuxers
2020enabled_any $OUTDEV_LIST && enable muxers
2021enabled_any $PROTOCOL_LIST && enable protocols
2022
2023enabled_any $THREADS_LIST && enable threads
2024
2025check_deps $CONFIG_LIST \
b6bb00b0 2026 $CONFIG_EXTRA \
7483e694
DB
2027 $HAVE_LIST \
2028 $DECODER_LIST \
2029 $ENCODER_LIST \
2030 $PARSER_LIST \
2031 $BSF_LIST \
2032 $DEMUXER_LIST \
2033 $MUXER_LIST \
f7679c54 2034 $FILTER_LIST \
7483e694
DB
2035 $INDEV_LIST \
2036 $OUTDEV_LIST \
2037 $PROTOCOL_LIST \
f70f03f6 2038
f7b8bffe 2039enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2040enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2041enabled libtheora && append pkg_requires "theora"
f9def9cc 2042enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2043
3e89171a 2044echo "install prefix $prefix"
f36958f8
DB
2045echo "source path $source_path"
2046echo "C compiler $cc"
bfd5afd8 2047echo ".align is power-of-two $asmalign_pot"
f36958f8 2048echo "ARCH $arch ($cpu)"
ce8871c2
MR
2049if test "$build_suffix" != ""; then
2050 echo "build suffix $build_suffix"
eb94aca9 2051fi
ac63af34
DB
2052if test "$extra_version" != ""; then
2053 echo "version string suffix $extra_version"
2054fi
0db2ce77 2055echo "big-endian ${bigendian-no}"
419b8784 2056if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2057 echo "yasm ${yasm-no}"
0db2ce77
MR
2058 echo "MMX enabled ${mmx-no}"
2059 echo "CMOV enabled ${cmov-no}"
2060 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2061 echo "EBX available ${ebx_available-no}"
2062 echo "EBP available ${ebp_available-no}"
e41e8342 2063fi
cc6a90dd 2064if test $arch = "armv4l"; then
0db2ce77
MR
2065 echo "ARMv5TE enabled ${armv5te-no}"
2066 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2067 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2068 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2069 echo "NEON enabled ${neon-no}"
eba9ae3c 2070fi
e241ba14 2071if test $arch = "mips"; then
0db2ce77 2072 echo "MMI enabled ${mmi-no}"
e41e8342 2073fi
cc6a90dd 2074if test $arch = "powerpc"; then
0db2ce77
MR
2075 echo "AltiVec enabled ${altivec-no}"
2076 echo "dcbzl available ${dcbzl-no}"
e41e8342 2077fi
0db2ce77
MR
2078echo "gprof enabled ${gprof-no}"
2079echo "debug symbols ${debug-no}"
87a0fb62 2080echo "strip symbols ${stripping-no}"
8400d6b8 2081echo "optimizations ${optimizations-no}"
0db2ce77
MR
2082echo "static ${static-no}"
2083echo "shared ${shared-no}"
4a24ab64 2084echo "postprocessing support ${postproc-no}"
13ca50f3 2085echo "software scaler enabled ${swscale-no}"
f7679c54 2086echo "new filter support ${avfilter-no}"
81124ba0 2087echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2088echo "video hooking ${vhook-no}"
90be59ef 2089if enabled vhook; then
0db2ce77
MR
2090 echo "Imlib2 support ${imlib2-no}"
2091 echo "FreeType support ${freetype2-no}"
68892110 2092fi
0db2ce77 2093echo "network support ${network-no}"
90be59ef 2094if enabled network; then
0db2ce77 2095 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2096fi
0db2ce77
MR
2097echo "threading support ${thread_type-no}"
2098echo "SDL support ${sdl-no}"
90be59ef 2099if enabled sdl_too_old; then
bfd5afd8
DB
2100 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2101fi
0db2ce77
MR
2102echo "Sun medialib support ${mlib-no}"
2103echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2104echo "libamr-nb support ${libamr_nb-no}"
2105echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2106echo "libdc1394 support ${libdc1394-no}"
690bfceb 2107echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2108echo "libfaac enabled ${libfaac-no}"
2109echo "libfaad enabled ${libfaad-no}"
7e0871a7 2110echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2111echo "libgsm enabled ${libgsm-no}"
2112echo "libmp3lame enabled ${libmp3lame-no}"
2113echo "libnut enabled ${libnut-no}"
f7cd9eed 2114echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2115echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2116echo "libtheora enabled ${libtheora-no}"
2117echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2118echo "libx264 enabled ${libx264-no}"
2119echo "libxvid enabled ${libxvid-no}"
0db2ce77 2120echo "zlib enabled ${zlib-no}"
f402916e 2121echo "bzlib enabled ${bzlib-no}"
2c62e737 2122echo
de6d9b64 2123
f7679c54 2124for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2125 echo "Enabled ${type}s:"
f65c9da1 2126 eval list=\$$(toupper $type)_LIST
8138b9db 2127 for part in $list; do
f65c9da1
MR
2128 enabled $part && echo ${part%_*}
2129 done | sort | pr -3 -t
2130 echo
8138b9db
RP
2131done
2132
ba321adb
JK
2133license="LGPL"
2134if enabled nonfree; then
2135 license="unredistributable"
2136elif enabled gpl; then
2137 license="GPL"
2138fi
2139
2140echo "License: $license"
ca5323af 2141
cf1392e9
DB
2142echo "Creating config.mak and config.h..."
2143
29799f8b
DB
2144echo "# Automatically generated by configure - do not modify!" > config.mak
2145echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2146echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2147echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2148echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2149
d921f03f 2150echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2151echo "prefix=$prefix" >> config.mak
22a324da
DB
2152echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2153echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2154echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2155echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2156echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2157echo "CC=$cc" >> config.mak
304d586d 2158echo "YASM=$yasmexe" >> config.mak
980fc7b8 2159echo "AR=$ar" >> config.mak
be7109c1 2160echo "RANLIB=$ranlib" >> config.mak
20369773 2161echo "LN_S=$ln_s" >> config.mak
87a0fb62 2162enabled stripping &&
3ae3b721 2163 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2164 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2165
a9b3f630 2166echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2167echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2168echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2169echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2170echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2171echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2172echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2173echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2174echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2175echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2176echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2177echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2178echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2179echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2180echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2181echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2182echo "SLIBSUF=$SLIBSUF" >> config.mak
2183echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2184echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2185echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2186
90be59ef 2187if enabled bigendian; then
7483e694
DB
2188 echo "WORDS_BIGENDIAN=yes" >> config.mak
2189 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2190fi
44161118 2191
90be59ef 2192if enabled sdl; then
7483e694
DB
2193 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2194 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2195fi
90be59ef 2196if enabled texi2html; then
7483e694 2197 echo "BUILD_DOC=yes" >> config.mak
146ea952 2198fi
5a872801 2199
719c8e00
MR
2200get_version(){
2201 name=$1
2202 file=$source_path/$2
147e7692
MR
2203 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2204 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2205 lcname=$(tolower $name)
2206 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2207 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2208}
2209
147e7692
MR
2210get_version LIBSWSCALE libswscale/swscale.h
2211get_version LIBPOSTPROC libpostproc/postprocess.h
2212get_version LIBAVCODEC libavcodec/avcodec.h
2213get_version LIBAVDEVICE libavdevice/avdevice.h
2214get_version LIBAVFORMAT libavformat/avformat.h
2215get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2216get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2217
5af4e0cc 2218if enabled shared; then
7483e694
DB
2219 echo "BUILD_SHARED=yes" >> config.mak
2220 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2221 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2222 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2223 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2224 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2225 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2226 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2227 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2228 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2229fi
d7e27559 2230echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2231echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2232
3d907e22
MR
2233print_config ARCH_ $TMPH config.mak $ARCH_LIST
2234print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2235print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2236 $CONFIG_EXTRA \
7483e694
DB
2237 $DECODER_LIST \
2238 $ENCODER_LIST \
2239 $PARSER_LIST \
2240 $BSF_LIST \
2241 $DEMUXER_LIST \
2242 $MUXER_LIST \
f7679c54 2243 $FILTER_LIST \
7483e694
DB
2244 $PROTOCOL_LIST \
2245 $INDEV_LIST \
2246 $OUTDEV_LIST \
8ac17293 2247
c13e1abd
FH
2248echo "#define restrict $_restrict" >> $TMPH
2249
bd2216e4 2250if enabled small; then
7483e694 2251 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2252fi
2253
997baf01
MR
2254echo "SRC_PATH=\"$source_path\"" >> config.mak
2255echo "SRC_PATH_BARE=$source_path" >> config.mak
2256echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2257
8156056e 2258# Apparently it's not possible to portably echo a backslash.
3ae3b721 2259enabled asmalign_pot &&
7483e694 2260 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2261 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2262
b4d96ba2 2263echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2264
9c05103f
DB
2265echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2266
b7860763 2267# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2268cmp -s $TMPH config.h &&
2269 echo "config.h is unchanged" ||
2270 mv -f $TMPH config.h
3d204385 2271
cea0ac52 2272rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2273
165af439 2274# build tree in object directory if source path is different from current one
90be59ef 2275if enabled source_path_used; then
165af439 2276 DIRS="\
7483e694
DB
2277 doc \
2278 libavcodec \
2279 libavcodec/alpha \
2280 libavcodec/armv4l \
2281 libavcodec/bfin \
2282 libavcodec/i386 \
2283 libavcodec/mlib \
2284 libavcodec/ppc \
2285 libavcodec/sh4 \
2286 libavcodec/sparc \
52a9cf34 2287 libavdevice \
f7679c54 2288 libavfilter \
7483e694
DB
2289 libavformat \
2290 libavutil \
2291 libpostproc \
2292 libswscale \
2293 tests \
2294 tools \
2295 vhook \
2296 "
165af439 2297 FILES="\
7483e694
DB
2298 Makefile \
2299 common.mak \
71c61f62 2300 subdir.mak \
7483e694
DB
2301 doc/texi2pod.pl \
2302 libavcodec/Makefile \
52a9cf34 2303 libavdevice/Makefile \
f7679c54 2304 libavfilter/Makefile \
7483e694
DB
2305 libavformat/Makefile \
2306 libavutil/Makefile \
2307 libpostproc/Makefile \
2308 libswscale/Makefile \
2309 "
165af439 2310 for dir in $DIRS ; do
7483e694 2311 mkdir -p $dir
165af439
MR
2312 done
2313 for f in $FILES ; do
20369773 2314 $ln_s "$source_path/$f" $f
165af439
MR
2315 done
2316fi
def4272a 2317
def4272a 2318
d0674868 2319# build pkg-config files
def4272a 2320
d0674868
DB
2321pkgconfig_generate(){
2322name=$1
e426941d 2323shortname=${name#lib}
d0674868
DB
2324comment=$2
2325version=$3
2326libs=$4
2327requires=$5
25cd5cb3 2328cat <<EOF > $name/$name.pc
3e89171a 2329prefix=$prefix
a94e666c 2330exec_prefix=\${prefix}
f2b7382c 2331libdir=$libdir
7622778e 2332includedir=$incdir
def4272a 2333
d0674868
DB
2334Name: $name
2335Description: $comment
2336Version: $version
5dcfe9f8
AH
2337Requires: $(disabled shared && echo $requires)
2338Requires.private: $(enabled shared && echo $requires)
def4272a 2339Conflicts:
12701f6e
AH
2340Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2341Libs.private: $(enabled shared && echo $libs)
76a448ed 2342Cflags: -I\${includedir}
def4272a 2343EOF
25cd5cb3 2344cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2345prefix=
2346exec_prefix=
46d1ff83 2347libdir=\${pcfiledir}
1d44d365 2348includedir=${source_path}
def4272a 2349
d0674868
DB
2350Name: $name
2351Description: $comment
2352Version: $version
2353Requires: $requires
def4272a 2354Conflicts:
12701f6e 2355Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2356Cflags: -I\${includedir}
2357EOF
d0674868 2358}
def4272a 2359
e426941d 2360pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2361pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2362pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2363pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2364enabled avfilter &&
35a71f1d 2365 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2366enabled postproc &&
e426941d 2367 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2368if enabled swscale; then
e426941d 2369 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2370else
f436a23e 2371 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2372 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2373fi