prettyprinting cosmetics
[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
799c9e9b
MR
253pushvar(){
254 for var in $*; do
255 eval level=\${${var}_level:=0}
256 eval ${var}_${level}="\$$var"
257 eval ${var}_level=$(($level+1))
258 done
259}
260
261popvar(){
262 for var in $*; do
263 eval level=\${${var}_level:-0}
264 test $level = 0 && continue
265 eval level=$(($level-1))
266 eval $var="\${${var}_${level}}"
267 eval ${var}_level=$level
268 eval unset ${var}_${level}
269 done
270}
271
a8d04fba
MR
272enable(){
273 set_all yes $*
274}
275
276disable(){
277 set_all no $*
278}
279
57bd82d4 280enabled(){
3250003c
MR
281 test "${1#!}" = "$1" && op== || op=!=
282 eval test "x\$${1#!}" $op "xyes"
44161118
MR
283}
284
37970ebf 285disabled(){
3250003c
MR
286 test "${1#!}" = "$1" && op== || op=!=
287 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
288}
289
44161118
MR
290enabled_all(){
291 for opt; do
292 enabled $opt || return 1
293 done
294}
295
85bca2c5
DB
296disabled_all(){
297 for opt; do
298 disabled $opt || return 1
299 done
300}
301
44161118
MR
302enabled_any(){
303 for opt; do
304 enabled $opt && return 0
305 done
306}
307
85bca2c5
DB
308disabled_any(){
309 for opt; do
310 disabled $opt && return 0
311 done
312}
313
c9d19248
MR
314set_default(){
315 for opt; do
316 eval test -z "\$$opt" && eval $opt=\$${opt}_default
317 done
318}
319
4a0d6686
AJ
320is_in(){
321 value=$1
322 shift
323 for var in $*; do
324 [ $var = $value ] && return 0
325 done
326 return 1
327}
328
30fd06be
MR
329check_deps(){
330 for cfg; do
3250003c 331 cfg="${cfg#!}"
799c9e9b
MR
332 enabled ${cfg}_checking && die "Circular dependency for $cfg."
333 disabled ${cfg}_checking && continue
334 enable ${cfg}_checking
335
30fd06be
MR
336 eval dep_all="\$${cfg}_deps"
337 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
338
339 pushvar cfg dep_all dep_any
340 check_deps $dep_all $dep_any
341 popvar cfg dep_all dep_any
342
30fd06be
MR
343 enabled_all $dep_all || disable $cfg
344 enabled_any $dep_any || disable $cfg
799c9e9b 345
4ec45764
RP
346 if enabled $cfg; then
347 eval dep_extralibs="\$${cfg}_extralibs"
348 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
349 fi
350
799c9e9b 351 disable ${cfg}_checking
30fd06be
MR
352 done
353}
354
44161118
MR
355print_config(){
356 pfx=$1
357 header=$2
358 makefile=$3
359 shift 3
360 for cfg; do
3d907e22 361 ucname="`toupper $cfg`"
44161118 362 if enabled $cfg; then
3d907e22
MR
363 echo "#define ${pfx}${ucname} 1" >> $header
364 echo "#define ENABLE_${ucname} 1" >> $header
365 echo "${pfx}${ucname}=yes" >> $makefile
366 else
367 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
368 fi
369 done
57bd82d4
MR
370}
371
372flags_saved(){
2270b4b2 373 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
374}
375
dcd479c0 376save_flags(){
57bd82d4 377 flags_saved && return
dcd479c0
MR
378 SAVE_CFLAGS="$CFLAGS"
379 SAVE_LDFLAGS="$LDFLAGS"
380 SAVE_extralibs="$extralibs"
381}
382
383restore_flags(){
f5d28d10 384 flags_saved || return
dcd479c0
MR
385 CFLAGS="$SAVE_CFLAGS"
386 LDFLAGS="$SAVE_LDFLAGS"
387 extralibs="$SAVE_extralibs"
388 unset SAVE_CFLAGS
389 unset SAVE_LDFLAGS
390 unset SAVE_extralibs
391}
392
393temp_cflags(){
394 save_flags
395 CFLAGS="$CFLAGS $*"
396}
397
398temp_ldflags(){
399 save_flags
400 LDFLAGS="$LDFLAGS $*"
401}
402
403temp_extralibs(){
404 save_flags
405 extralibs="$extralibs $*"
406}
407
57bd82d4
MR
408append(){
409 var=$1
410 shift
411 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
412 eval "$var=\"\$$var $*\""
413}
414
415add_cflags(){
416 append CFLAGS "$@"
417}
418
419add_ldflags(){
420 append LDFLAGS "$@"
421}
422
423add_extralibs(){
424 append extralibs "$@"
425}
426
b0cfb663 427check_cmd(){
b3cb5d51 428 log "$@"
2270b4b2 429 "$@" >> $logfile 2>&1
b0cfb663
MR
430}
431
dcd479c0 432check_cc(){
57bd82d4 433 log check_cc "$@"
2270b4b2 434 cat > $TMPC
720c69da 435 log_file $TMPC
b0cfb663 436 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
437}
438
439check_cpp(){
440 log check_cpp "$@"
2270b4b2 441 cat > $TMPC
720c69da 442 log_file $TMPC
b0cfb663 443 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
444}
445
940f335a
MR
446check_asm(){
447 log check_asm "$@"
448 name="$1"
449 asm="$2"
450 shift 2
451 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 452int foo(void){ __asm__ volatile($asm); }
940f335a
MR
453EOF
454}
455
304d586d
LM
456check_yasm(){
457 log check_yasm "$@"
458 echo "$1" > $TMPS
459 log_file $TMPS
460 shift 1
461 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
462}
463
dcd479c0 464check_ld(){
57bd82d4 465 log check_ld "$@"
0607887f 466 check_cc || return
3155a644
MR
467 flags=''
468 libs=''
469 for f; do
470 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
471 done
472 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
473}
474
475check_cflags(){
57bd82d4
MR
476 log check_cflags "$@"
477 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
478int x;
479EOF
480}
481
482check_ldflags(){
57bd82d4
MR
483 log check_ldflags "$@"
484 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 485int main(void){ return 0; }
dcd479c0
MR
486EOF
487}
488
489check_header(){
57bd82d4 490 log check_header "$@"
dcd479c0
MR
491 header=$1
492 shift
d8bc5f06
MR
493 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
494 disable $var
495 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
496#include <$header>
497int x;
498EOF
499}
500
501check_func(){
57bd82d4 502 log check_func "$@"
dcd479c0
MR
503 func=$1
504 shift
d8bc5f06
MR
505 disable $func
506 check_ld "$@" <<EOF && enable $func
dcd479c0 507extern int $func();
c23a0ac8 508int main(void){ $func(); }
dcd479c0
MR
509EOF
510}
511
2446d3d6
DB
512check_func_headers(){
513 log check_func_headers "$@"
f8d7b072
MR
514 headers=$1
515 func=$2
516 shift 2
517 disable $func
518 incs=""
519 for hdr in $headers; do
520 incs="$incs
521#include <$hdr>"
522 done
523 check_ld "$@" <<EOF && enable $func
524$incs
d6773f56 525int main(int argc, char **argv){
f8d7b072
MR
526 (void) $func;
527 return 0;
528}
529EOF
530}
531
a5344cf7
SS
532check_cpp_condition(){
533 log check_cpp_condition "$@"
534 header=$1
535 condition=$2
536 check_cpp <<EOF
537#include <$header>
538#if !($condition)
539#error "unsatisfied condition: $condition"
540#endif
541EOF
542}
543
57bd82d4
MR
544check_lib(){
545 log check_lib "$@"
546 header="$1"
547 func="$2"
548 shift 2
fcfcde17
MR
549 temp_extralibs "$@"
550 check_header $header && check_func $func && add_extralibs "$@"
551 err=$?
552 restore_flags
553 return $err
57bd82d4
MR
554}
555
f8d7b072
MR
556check_lib2(){
557 log check_lib2 "$@"
558 headers="$1"
559 func="$2"
560 shift 2
561 temp_extralibs "$@"
2446d3d6 562 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
563 err=$?
564 restore_flags
565 return $err
566}
567
dcd479c0 568check_exec(){
2270b4b2 569 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
570}
571
7dfef245
MR
572check_exec_crash(){
573 code=`cat`
574
575 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
576 # are safe but may not be available everywhere. Thus we use
577 # raise(SIGTERM) instead. The check is run in a subshell so we
578 # can redirect the "Terminated" message from the shell. SIGBUS
579 # is not defined by standard C so it is used conditionally.
580
2270b4b2 581 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
582#include <signal.h>
583static void sighandler(int sig){
584 raise(SIGTERM);
585}
e5af4a11 586int main(void){
7dfef245
MR
587 signal(SIGILL, sighandler);
588 signal(SIGFPE, sighandler);
589 signal(SIGSEGV, sighandler);
590#ifdef SIGBUS
591 signal(SIGBUS, sighandler);
592#endif
593 { $code }
594}
595EOF
596}
597
72be9e73
DY
598check_type(){
599 log check_type "$@"
600 headers=$1
601 type=$2
602 shift 2
603 disable $type
604 incs=""
605 for hdr in $headers; do
606 incs="$incs
607#include <$hdr>"
608 done
609 check_cc "$@" <<EOF && enable $type
610$incs
611$type v;
612EOF
613}
614
57bd82d4
MR
615require(){
616 name="$1"
617 header="$2"
618 func="$3"
619 shift 3
620 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
621}
622
f8d7b072
MR
623require2(){
624 name="$1"
625 headers="$2"
626 func="$3"
627 shift 3
628 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
629}
630
eea50282
MR
631check_foo_config(){
632 cfg=$1
633 pkg=$2
634 header=$3
635 func=$4
636 shift 4
637 disable $cfg
638 check_cmd ${pkg}-config --version
639 err=$?
640 if test "$err" = 0; then
641 temp_cflags `${pkg}-config --cflags`
642 temp_extralibs `${pkg}-config --libs`
643 check_lib "$@" $header $func && enable $cfg
644 fi
645 return $err
646}
647
c505dd31
MR
648apply(){
649 file=$1
650 shift
651 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
652}
653
dcd61286
DB
654# CONFIG_LIST contains configurable options, while HAVE_LIST is for
655# system-dependent things.
656
4a0d6686
AJ
657COMPONENT_LIST="
658 bsfs
659 decoders
660 demuxers
661 encoders
3cde40aa 662 filters
c552605c 663 indevs
4a0d6686 664 muxers
c552605c 665 outdevs
4a0d6686
AJ
666 parsers
667 protocols
668"
669
670CONFIG_LIST="
671 $COMPONENT_LIST
f7679c54
VS
672 avfilter
673 avfilter_lavf
c88f5d72
MR
674 avisynth
675 beos_netserver
f402916e 676 bzlib
c88f5d72
MR
677 ffmpeg
678 ffplay
679 ffserver
680 gpl
ecfc4f44 681 gprof
d8d0d0b2 682 gray
3abe5fbd 683 hardcoded_tables
c88f5d72 684 ipv6
f5a756ef
DB
685 libamr_nb
686 libamr_wb
f7b8bffe 687 libdc1394
690bfceb 688 libdirac
2eed5a46
DB
689 libfaac
690 libfaad
691 libfaadbin
c88f5d72 692 libgsm
6ebe07fb 693 libmp3lame
c88f5d72 694 libnut
f7cd9eed 695 libschroedinger
ae14f311 696 libspeex
150d2772 697 libtheora
c88f5d72 698 libvorbis
1cc60c47
DB
699 libx264
700 libxvid
c88f5d72 701 memalign_hack
a8150374 702 mlib
c88f5d72
MR
703 mpegaudio_hp
704 network
3fe142e2 705 nonfree
4a24ab64 706 postproc
2b4c3615 707 powerpc_perf
bd2216e4 708 small
13ca50f3 709 swscale
c88f5d72 710 vhook
56a059ac 711 x11grab
c88f5d72 712 zlib
4a0d6686 713"
c88f5d72 714
8eee7025
DB
715THREADS_LIST='
716 beosthreads
d22e8442 717 os2threads
8eee7025
DB
718 pthreads
719 w32threads
720'
721
3f5b56e5
MR
722ARCH_LIST='
723 alpha
724 armv4l
725 bfin
726 ia64
727 m68k
728 mips
729 parisc
730 powerpc
731 s390
732 sh4
733 sparc
734 sparc64
735 x86
736 x86_32
737 x86_64
738'
739
740ARCH_EXT_LIST='
1ac9331a 741 altivec
1ac9331a 742 armv5te
edab3048 743 armv6
f55b299a 744 armvfp
3f5b56e5
MR
745 iwmmxt
746 mmi
747 mmx
d7f0920b 748 mmx2
6b18d278 749 neon
9eeed841 750 ssse3
bd9d34a0 751 vis
3f5b56e5
MR
752'
753
754HAVE_LIST="
755 $ARCH_EXT_LIST
756 $THREADS_LIST
757 altivec_h
c9fdab0d 758 arpa_inet_h
6bd859d6 759 bswap
ecf97f22 760 closesocket
1ac9331a 761 cmov
e16e49ac 762 conio_h
c88f5d72 763 dcbzl
f8aa696f
DB
764 dev_bktr_ioctl_bt848_h
765 dev_bktr_ioctl_meteor_h
766 dev_ic_bt8xx_h
767 dev_video_meteor_ioctl_meteor_h
768 dev_video_bktr_ioctl_bt848_h
18b67ae5 769 dlfcn_h
c88f5d72 770 dlopen
bc574408 771 dos_paths
245626d0
DB
772 ebp_available
773 ebx_available
c2a29455 774 fast_64bit
7073e9fc 775 fast_cmov
7b829d2a 776 fast_unaligned
9d99cc5a 777 fork
c88f5d72 778 freetype2
da9e86f8 779 gethrtime
4e68cb8a 780 GetProcessTimes
66be5b45 781 getrusage
c88f5d72 782 imlib2
2e1913b1 783 inet_aton
61d251db 784 inline_asm
0b4a1821
AS
785 libdc1394_1
786 libdc1394_2
a33cab3a
MK
787 llrint
788 lrint
c88f5d72 789 lrintf
f8aa696f
DB
790 machine_ioctl_bt848_h
791 machine_ioctl_meteor_h
c88f5d72
MR
792 malloc_h
793 memalign
6ffa87d3 794 mkstemp
b4e806b2 795 pld
9cafbd6c 796 ppc64
a33cab3a
MK
797 round
798 roundf
c88f5d72
MR
799 sdl
800 sdl_video_size
72be9e73 801 socklen_t
deb29777 802 soundcard_h
f8cda19e 803 poll_h
b58412f1 804 sys_mman_h
b091aa44 805 sys_resource_h
81644c2e 806 sys_select_h
deb29777 807 sys_soundcard_h
1b6e8b73 808 sys_videoio_h
e16e49ac 809 termios_h
b265431e 810 threads
6ff3f3e7 811 winsock2_h
304d586d 812 yasm
0cb78cef 813"
44161118 814
520cc7f1 815CMDLINE_SELECT="
3f5b56e5 816 $ARCH_EXT_LIST
520cc7f1 817 $CONFIG_LIST
8eee7025 818 $THREADS_LIST
db6107b6 819 cross_compile
520cc7f1
MR
820 debug
821 extra_warnings
8c6afa4d 822 logging
d2bbb2f7 823 optimizations
520cc7f1
MR
824 shared
825 static
87a0fb62 826 stripping
520cc7f1 827"
426be5dc
DB
828
829PATHS_LIST='
d156bede 830 bindir
26759c44
MR
831 incdir
832 libdir
26759c44
MR
833 mandir
834 prefix
835 shlibdir
426be5dc
DB
836'
837
838CMDLINE_SET="
839 $PATHS_LIST
840 arch
841 build_suffix
842 cc
843 cpu
844 cross_prefix
ac63af34 845 extra_version
426be5dc 846 logfile
26759c44
MR
847 source_path
848 target_os
426be5dc 849"
520cc7f1 850
912f3148
DB
851# code dependency declarations
852
9eeed841
MR
853# architecture extensions
854altivec_deps="powerpc"
855armv5te_deps="armv4l"
856armv6_deps="armv4l"
f55b299a 857armvfp_deps="armv4l"
9eeed841 858iwmmxt_deps="armv4l"
e241ba14 859mmi_deps="mips"
9eeed841 860mmx_deps="x86"
fbef871d 861mmx2_deps="x86 mmx"
6b18d278 862neon_deps="armv4l"
9eeed841 863ssse3_deps="x86"
bd9d34a0 864vis_deps="sparc"
9eeed841 865
912f3148 866# decoders / encoders
d8d12c15 867ac3_decoder_deps="gpl"
33a0dd37 868dxa_decoder_deps="zlib"
406ab5cc 869eac3_decoder_deps="gpl"
30fd06be 870flashsv_decoder_deps="zlib"
773be23a 871flashsv_encoder_deps="zlib"
b517af05 872mlp_decoder_deps="mlp_parser"
30fd06be
MR
873mpeg_xvmc_decoder_deps="xvmc"
874png_decoder_deps="zlib"
875png_encoder_deps="zlib"
30fd06be
MR
876zmbv_decoder_deps="zlib"
877zmbv_encoder_deps="zlib"
878
912f3148 879# external libraries
f5a756ef
DB
880libamr_nb_decoder_deps="libamr_nb"
881libamr_nb_encoder_deps="libamr_nb"
882libamr_wb_decoder_deps="libamr_wb"
883libamr_wb_encoder_deps="libamr_wb"
1b71f045 884libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 885libdirac_encoder_deps="libdirac"
c9171a83 886libfaac_encoder_deps="libfaac"
69ddbd1d 887libfaad_decoder_deps="libfaad"
4ec45764 888libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
889libgsm_decoder_deps="libgsm"
890libgsm_encoder_deps="libgsm"
8ffed8d8
MR
891libgsm_ms_decoder_deps="libgsm"
892libgsm_ms_encoder_deps="libgsm"
1cc60c47 893libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
894libschroedinger_decoder_deps="libschroedinger"
895libschroedinger_encoder_deps="libschroedinger"
ae14f311 896libspeex_decoder_deps="libspeex"
150d2772 897libtheora_encoder_deps="libtheora"
b0caf888 898libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
899libx264_encoder_deps="libx264"
900libxvid_encoder_deps="libxvid"
13566c31 901mpeg4aac_decoder_deps="libfaad"
30fd06be 902
912f3148 903# demuxers / muxers
03a76ba9 904ac3_demuxer_deps="ac3_parser"
50383e88 905audio_beos_demuxer_deps="audio_beos"
4ec45764 906audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 907audio_beos_muxer_deps="audio_beos"
4ec45764 908audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 909avisynth_demuxer_deps="avisynth"
73483024 910bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 911dirac_demuxer_deps="dirac_parser"
fe9bb347 912dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 913libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
914libnut_demuxer_deps="libnut"
915libnut_muxer_deps="libnut"
4bd8e17c 916mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
917oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
918oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 919redir_demuxer_deps="network"
8eb793c4 920rtp_muxer_deps="network rtp_protocol"
95c21842
LA
921rtsp_demuxer_deps="sdp_demuxer"
922sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 923v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 924v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
925vfwcap_demuxer_deps="capCreateCaptureWindow"
926vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 927x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 928x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 929
912f3148 930# protocols
c08fb000
AB
931http_protocol_deps="network"
932rtp_protocol_deps="udp_protocol"
933tcp_protocol_deps="network"
934udp_protocol_deps="network"
935
f7679c54 936# filters
81124ba0 937movie_filter_deps="avfilter_lavf"
f7679c54 938
912f3148 939# programs
fa859b4d 940ffplay_deps="sdl"
6ad42348 941ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
942ffserver_extralibs='$ldl'
943vhook_extralibs='$ldl'
a2830dca 944
912f3148 945
de6d9b64 946# default parameters
8a608357 947
2ba042a7 948logfile="config.err"
8a608357
MR
949
950# installation paths
c9d19248
MR
951prefix_default="/usr/local"
952bindir_default='${prefix}/bin'
953incdir_default='${prefix}/include'
954libdir_default='${prefix}/lib'
955mandir_default='${prefix}/share/man'
956shlibdir_default="$libdir_default"
8a608357
MR
957
958# toolchain
13c7df3d 959cc_default="gcc"
304d586d 960yasmexe="yasm"
de6d9b64 961ar="ar"
503d5b58 962nm="nm"
be7109c1 963ranlib="ranlib"
0f3cb305 964strip="strip"
8a608357 965asmalign_pot="unknown"
20369773 966ln_s="ln -sf"
304d586d 967objformat="elf"
8a608357
MR
968
969# machine
cc6a90dd 970arch=`uname -m`
38d0a8aa 971cpu="generic"
8a608357 972
8a608357 973# OS
4f854758 974target_os=$(tolower $(uname -s))
8a608357 975
8a608357 976# libraries
f402916e 977enable bzlib
497237c7 978enable zlib
8a608357
MR
979
980# configurable options
497237c7 981enable debug
497237c7
RP
982enable ffmpeg
983enable ffplay
984enable ffserver
985enable ipv6
497237c7
RP
986enable mpegaudio_hp
987enable network
8400d6b8 988enable optimizations
497237c7 989enable protocols
530dc538 990enable static
87a0fb62 991enable stripping
8a608357
MR
992vhook="default"
993
8a608357 994# build settings
11a9d3e8 995add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 996SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 997VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 998FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
999LIBPREF="lib"
1000LIBSUF=".a"
c5f14466
RP
1001FULLNAME='$(NAME)$(BUILDSUF)'
1002LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1003SLIBPREF="lib"
1004SLIBSUF=".so"
c5f14466 1005SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1006SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1007SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1008LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1009
0d7dca36
DB
1010# gcc stupidly only outputs the basename of targets with -MM, but we need the
1011# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1012DEPEND_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 1013
c597172e
MR
1014# find source path
1015source_path="`dirname \"$0\"`"
497237c7 1016enable source_path_used
c597172e
MR
1017if test -z "$source_path" -o "$source_path" = "." ; then
1018 source_path="`pwd`"
497237c7 1019 disable source_path_used
c597172e
MR
1020else
1021 source_path="`cd \"$source_path\"; pwd`"
1022 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1023 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1024fi
1025
c597172e
MR
1026FFMPEG_CONFIGURATION="$@"
1027
73ef8980
MR
1028find_things(){
1029 thing=$1
1030 pattern=$2
1031 file=$source_path/$3
932ccf39 1032 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1033}
1034
1035ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1036DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1037PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1038BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1039MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1040DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1041OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1042INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1043PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1044FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1045
7483e694
DB
1046enable $ARCH_EXT_LIST \
1047 $DECODER_LIST \
1048 $ENCODER_LIST \
1049 $PARSER_LIST \
1050 $BSF_LIST \
1051 $DEMUXER_LIST \
1052 $MUXER_LIST \
f7679c54 1053 $FILTER_LIST \
7483e694
DB
1054 $PROTOCOL_LIST \
1055 $INDEV_LIST \
1056 $OUTDEV_LIST \
c597172e
MR
1057
1058die_unknown(){
1059 echo "Unknown option \"$1\"."
1060 echo "See $0 --help for available options."
1061 exit 1
1062}
1063
794f8e97 1064show_list() {
bf0c4afa
RP
1065 suffix=_$1
1066 shift
1067 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1068 exit 0
1069}
1070
c597172e 1071for opt do
7483e694
DB
1072 optval="${opt#*=}"
1073 case "$opt" in
7483e694
DB
1074 --extra-cflags=*) add_cflags "$optval"
1075 ;;
1076 --extra-ldflags=*) add_ldflags "$optval"
1077 ;;
1078 --extra-libs=*) add_extralibs "$optval"
1079 ;;
8fb1cb58 1080 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1081 ;;
40bcf4c7
BL
1082 --enable-debug=*) debuglevel="$optval"
1083 ;;
7483e694
DB
1084 --enable-*=*|--disable-*=*)
1085 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1086 case "$thing" in
81124ba0 1087 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1088 *) die_unknown "$opt" ;;
1089 esac
1090 ;;
1091 --enable-?*|--disable-?*)
1092 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1093 if is_in $option $COMPONENT_LIST; then
1094 eval $action \$$(toupper ${option%s})_LIST
1095 elif is_in $option $CMDLINE_SELECT; then
1096 $action $option
1097 else
1098 die_unknown $opt
1099 fi
7483e694
DB
1100 ;;
1101 --list-*)
1102 NAME="${opt#--list-}"
1103 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1104 NAME=${NAME%s}
1105 eval show_list $NAME \$$(toupper $NAME)_LIST
1106 ;;
1107 --help|-h) show_help
1108 ;;
1109 *)
884a36a7 1110 optname="${opt%%=*}"
26759c44
MR
1111 optname="${optname#--}"
1112 optname=$(echo "$optname" | sed 's/-/_/g')
1113 is_in $optname $CMDLINE_SET || die_unknown $opt
1114 eval $optname='$optval'
7483e694
DB
1115 ;;
1116 esac
c597172e
MR
1117done
1118
bcea99bb
MR
1119disabled logging && logfile=/dev/null
1120
1121echo "# $0 $@" > $logfile
1122set >> $logfile
1123
13c7df3d 1124cc_default="${cross_prefix}${cc_default}"
304d586d 1125yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1126ar="${cross_prefix}${ar}"
1127nm="${cross_prefix}${nm}"
1128ranlib="${cross_prefix}${ranlib}"
1129strip="${cross_prefix}${strip}"
1130
13c7df3d
MR
1131set_default cc
1132
e4e69e0b
MR
1133# set temporary file name
1134if test ! -z "$TMPDIR" ; then
1135 TMPDIR1="${TMPDIR}"
1136elif test ! -z "$TEMPDIR" ; then
1137 TMPDIR1="${TEMPDIR}"
1138else
1139 TMPDIR1="/tmp"
1140fi
1141
1142TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1143TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1144TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1145TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1146TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1147TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1148
e9b9a2f8
MN
1149check_cflags -std=c99
1150
b24dbcbd
RP
1151case "$arch" in
1152 i386|i486|i586|i686|i86pc|BePC)
1153 arch="x86_32"
1154 enable fast_unaligned
1155 ;;
1156 x86_64|amd64)
1157 arch="x86_32"
1158 enable fast_unaligned
1159 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1160 int test[sizeof(char*) - 7];
1161EOF
1162 ;;
1163 # armv4l is a subset of armv[567]*l
1164 arm|armv[4567]*l)
1165 arch="armv4l"
1166 ;;
1167 alpha)
1168 arch="alpha"
1169 enable fast_64bit
1170 ;;
1171 "Power Macintosh"|ppc|powerpc)
1172 arch="powerpc"
aa8bc0f1 1173 enable fast_unaligned
b24dbcbd
RP
1174 ;;
1175 ppc64)
1176 arch="powerpc"
1177 enable fast_64bit
aa8bc0f1 1178 enable fast_unaligned
b24dbcbd
RP
1179 ;;
1180 mips|mipsel|IP*)
1181 arch="mips"
1182 ;;
1183 sun4u|sparc64)
1184 arch="sparc64"
1185 enable fast_64bit
1186 ;;
1187 sparc)
1188 arch="sparc"
1189 ;;
1190 sh4)
1191 arch="sh4"
1192 ;;
1193 parisc)
1194 arch="parisc"
1195 ;;
1196 parisc64)
1197 arch="parisc"
1198 enable fast_64bit
1199 ;;
1200 s390|s390x)
1201 arch="s390"
1202 ;;
1203 m68k)
1204 arch="m68k"
1205 ;;
1206 ia64)
1207 arch="ia64"
1208 enable fast_64bit
1209 ;;
1210 bfin)
1211 arch="bfin"
1212 ;;
1213 *)
1214 arch="unknown"
1215 ;;
1216esac
1217
1218enable $arch
1219enabled_any x86_32 x86_64 && enable x86
1220enabled sparc64 && enable sparc
1221
7483e694 1222# OS specific
4f854758 1223case $target_os in
7483e694 1224 beos|haiku|zeta)
c9d19248 1225 prefix_default="$HOME/config"
7483e694
DB
1226 # helps building libavcodec
1227 add_cflags "-DPIC -fomit-frame-pointer"
1228 # 3 gcc releases known for BeOS, each with ugly bugs
1229 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1230 case "$gcc_version" in
1231 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1232 disable mmx
1233 ;;
1234 *20010315*) echo "BeBits gcc"
1235 add_cflags "-fno-expensive-optimizations"
1236 ;;
1237 esac
7483e694
DB
1238 SHFLAGS=-nostart
1239 # enable BeOS things
1240 enable audio_beos
1241 # no need for libm, but the inet stuff
1242 # Check for BONE
1243 # XXX: actually should check for NOT net_server
78fe7631 1244 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1245 network_extralibs="-lbind -lsocket"
1246 else
1247 enable beos_netserver
1248 network_extralibs="-lnet"
1249 fi ;;
1250 sunos)
1251 FFSERVERLDFLAGS=""
9987769a 1252 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1253 network_extralibs="-lsocket -lnsl"
1254 ;;
1255 netbsd)
1256 oss_demuxer_extralibs="-lossaudio"
1257 oss_muxer_extralibs="-lossaudio"
1258 ;;
1259 openbsd)
1260 disable need_memalign
1261 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1262 SHFLAGS='-shared'
1263 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1264 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1265 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1266 oss_demuxer_extralibs="-lossaudio"
1267 oss_muxer_extralibs="-lossaudio"
1268 ;;
1269 freebsd)
1270 disable need_memalign
1271 ;;
1272 bsd/os)
1273 osextralibs="-lpoll -lgnugetopt"
1274 strip="strip -d"
1275 ;;
1276 darwin)
1277 disable need_memalign
0138c54e 1278 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1279 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1280 strip="strip -x"
1281 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1282 SLIBSUF=".dylib"
1283 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1284 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1285 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1286 objformat="macho"
1b0f6fb8 1287 enabled x86_64 && objformat="macho64"
7483e694
DB
1288 ;;
1289 mingw32*)
4f854758 1290 target_os=mingw32
dcc01c06
RP
1291 LIBTARGET=i386
1292 if test $arch = x86_64; then
1293 disable need_memalign
1294 LIBTARGET=x64
1295 fi
fbd971a4 1296 shlibdir_default="$bindir_default"
7483e694
DB
1297 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1298 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1299 if enabled swscale; then
7483e694
DB
1300 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1301 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1302 fi
1303 disable ffserver
1304 SLIBPREF=""
1305 SLIBSUF=".dll"
1306 EXESUF=".exe"
1307 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1308 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1309 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1310 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1311 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1312 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1313 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1314 objformat="win32"
bc574408 1315 enable dos_paths
7483e694
DB
1316 ;;
1317 cygwin*)
4f854758 1318 target_os=cygwin
fbd971a4 1319 shlibdir_default="$bindir_default"
7483e694
DB
1320 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1321 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1322 if enabled swscale; then
7483e694
DB
1323 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1324 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1325 fi
1326 EXESUF=".exe"
1327 SLIBPREF="cyg"
1328 SLIBSUF=".dll"
1329 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1330 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1331 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1332 objformat="win32"
bc574408 1333 enable dos_paths
7483e694 1334 ;;
4f365f37 1335 *-dos|freedos|opendos)
4f365f37
MK
1336 disable ffplay ffserver vhook
1337 disable $INDEV_LIST $OUTDEV_LIST
1338 network_extralibs="-lsocket"
1339 EXESUF=".exe"
304d586d 1340 objformat="win32"
bc574408 1341 enable dos_paths
4f365f37 1342 ;;
7483e694 1343 linux)
7483e694
DB
1344 enable dv1394
1345 ;;
1346 irix*)
4f854758 1347 target_os=irix
7483e694
DB
1348 ranlib="echo ignoring ranlib"
1349 ;;
d22e8442 1350 os/2*)
d22e8442
DY
1351 strip="lxlite"
1352 ln_s="cp -f"
d22e8442
DY
1353 EXESUF=".exe"
1354 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1355 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1356 FFSERVERLDFLAGS=""
287d3b13 1357 LIBSUF="_s.a"
d22e8442
DY
1358 SLIBPREF=""
1359 SLIBSUF=".dll"
1360 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1361 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1362 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1363 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1364 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1365 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1366 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1367 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1368 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1369 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1370 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1371 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1372 disable vhook
bc574408 1373 enable dos_paths
d22e8442 1374 ;;
269820f1
PR
1375 interix)
1376 disable vhook
1377 ;;
d22e8442 1378
7483e694 1379 *)
4f854758 1380 target_os="${target_os}-UNKNOWN"
7483e694
DB
1381 ;;
1382esac
1383
c9d19248
MR
1384set_default $PATHS_LIST
1385
c597172e 1386add_extralibs $osextralibs
de6d9b64 1387
28d8e661
DB
1388# Combine FFLDFLAGS and the LDFLAGS environment variable.
1389LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1390
497237c7 1391test -n "$cross_prefix" && enable cross_compile
1ea46bed 1392
320d060a 1393# we need to build at least one lib type
93b3c083 1394if ! enabled_any static shared; then
320d060a
DB
1395 cat <<EOF
1396At least one library type must be built.
1397Specify --enable-static to build the static libraries or --enable-shared to
1398build the shared libraries as well. To only build the shared libraries specify
1399--disable-static in addition to --enable-shared.
1400EOF
1401 exit 1;
1402fi
1403
abc4e572 1404disabled static && LIBNAME=""
2a320695 1405
a2234ceb
RP
1406if enabled_any libfaad libfaadbin ; then
1407 if check_header faad.h; then
295b8c70 1408 check_cc <<EOF
a2234ceb
RP
1409#include <faad.h>
1410#ifndef FAAD2_VERSION
1411ok faad1
1412#endif
db817cf3 1413int main(void) { return 0; }
a2234ceb
RP
1414EOF
1415 test $? = 0 && enable libfaad2
1416 else
ff3dac65 1417 die "FAAD test failed."
a2234ceb
RP
1418 fi
1419fi
1420
1421
93b3c083 1422if ! enabled gpl; then
54118497
RP
1423 die_gpl_disabled(){
1424 name=$1
1425 shift
1426 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1427 }
4a24ab64 1428 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1429 die_gpl_disabled "libx264" libx264
1430 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1431 die_gpl_disabled "FAAD2" libfaad2
1432 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1433 die_gpl_disabled "The software scaler" swscale
ebb810d9 1434fi
b2e3c528 1435
3fe142e2
DB
1436if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1437 die "libamr is nonfree and --enable-nonfree is not specified."
1438fi
1439
9eeed841 1440check_deps $ARCH_EXT_LIST
0f3cb305 1441
5d323602
MR
1442test -z "$need_memalign" && need_memalign="$mmx"
1443
cf9d24ad 1444#Darwin CC versions
4f854758 1445if test $target_os = darwin; then
3dddba4b 1446 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1447 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1448 else
8541cc27 1449 add_cflags "-pipe"
26c1b3be
DB
1450 check_cflags "-force_cpusubtype_ALL"
1451 check_cflags "-Wno-sign-compare"
f946a9a4 1452 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1453 fi
2a1a6b64
MN
1454fi
1455
40617a6d 1456disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1457
a4adb608 1458# Add processor-specific flags
38d0a8aa 1459if test $cpu != "generic"; then
bc8ec47b
MR
1460 warn_altivec(){
1461 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1462 }
38d0a8aa 1463 case $cpu in
bb270c08 1464 601|ppc601|PowerPC601)
1c5d830c 1465 add_cflags "-mcpu=601"
bc8ec47b 1466 warn_altivec enabled PPC601
bb270c08
DB
1467 ;;
1468 603*|ppc603*|PowerPC603*)
1c5d830c 1469 add_cflags "-mcpu=603"
bc8ec47b 1470 warn_altivec enabled PPC603
bb270c08
DB
1471 ;;
1472 604*|ppc604*|PowerPC604*)
1c5d830c 1473 add_cflags "-mcpu=604"
bc8ec47b 1474 warn_altivec enabled PPC604
bb270c08
DB
1475 ;;
1476 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1477 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1478 warn_altivec enabled PPC75x
bb270c08
DB
1479 ;;
1480 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1481 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1482 warn_altivec disabled PPC745x
bb270c08
DB
1483 ;;
1484 74*|ppc74*|PowerPC74*)
1c5d830c 1485 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1486 warn_altivec disabled PPC74xx
bb270c08
DB
1487 ;;
1488 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1489 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1490 warn_altivec disabled PPC970
9cafbd6c 1491 enable ppc64
bb270c08 1492 ;;
e07e357d
LB
1493 Cell|CELL|cell)
1494 add_cflags "-mcpu=cell"
1495 warn_altivec disabled Cell
9cafbd6c 1496 enable ppc64
e07e357d 1497 ;;
e7768fc5
GP
1498 # targets that do NOT support conditional mov (cmov)
1499 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1500 add_cflags "-march=$cpu"
497237c7 1501 disable cmov
e7768fc5
GP
1502 ;;
1503 # targets that do support conditional mov (cmov)
416519dd 1504 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1505 add_cflags "-march=$cpu"
497237c7
RP
1506 enable cmov
1507 enable fast_cmov
94e4c3a3
GP
1508 ;;
1509 # targets that do support conditional mov but on which it's slow
800a5a19 1510 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1511 add_cflags "-march=$cpu"
497237c7
RP
1512 enable cmov
1513 disable fast_cmov
bb270c08 1514 ;;
d7b34d08 1515 sparc64)
1c5d830c 1516 add_cflags "-mcpu=v9"
d7b34d08 1517 ;;
f2e49553
MR
1518 arm11*|cortex*)
1519 add_cflags "-mcpu=$cpu"
1520 enable fast_unaligned
1521 ;;
0223bd6f
MR
1522 armv*)
1523 add_cflags "-march=$cpu"
1524 ;;
f2e49553 1525 arm*)
6b19786b
MR
1526 add_cflags "-mcpu=$cpu"
1527 ;;
bb270c08 1528 *)
7483e694 1529 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1530 ;;
a4adb608
MN
1531 esac
1532fi
1533
be0d52ab 1534# make sure we can execute files in $TMPDIR
2270b4b2 1535cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1536#! /bin/sh
1537EOF
2270b4b2
DB
1538chmod +x $TMPSH >> $logfile 2>&1
1539if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1540 cat <<EOF
1541Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1542variable to another directory and make sure that $TMPDIR1 is not mounted
1543noexec.
be0d52ab
MR
1544EOF
1545 die "Sanity test failed."
1546fi
edd08265 1547rm $TMPSH
be0d52ab 1548
1a268acc
MR
1549# compiler sanity check
1550check_exec <<EOF
c23a0ac8 1551int main(void){ return 0; }
1a268acc
MR
1552EOF
1553if test "$?" != 0; then
1554 echo "$cc is unable to create an executable file."
93b3c083 1555 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1556 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1557 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1558 fi
1559 die "C compiler test failed."
1560fi
1561
b4d96ba2
MR
1562check_cc <<EOF || die "Symbol mangling check failed."
1563int ff_extern;
1564EOF
2f05d9c1 1565sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1566extern_prefix=${sym%%ff_extern*}
1567
61d251db
MR
1568check_asm inline_asm '""'
1569
9eeed841 1570if enabled x86; then
44965991
PI
1571 # check whether EBP is available on x86
1572 # As 'i' is stored on the stack, this program will crash
1573 # if the base pointer is used to access it because the
1574 # base pointer is cleared in the inline assembly code.
7dfef245 1575 check_exec_crash <<EOF && enable ebp_available
44965991 1576 volatile int i=0;
be449fca 1577 __asm__ volatile (
44965991
PI
1578 "xorl %%ebp, %%ebp"
1579 ::: "%ebp");
1580 return i;
44965991
PI
1581EOF
1582
1583 # check wether EBX is available on x86
940f335a 1584 check_asm ebx_available '"":::"%ebx"'
8e380710 1585
d7f0920b 1586 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1587 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1588 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1589
1590 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1591
1592 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1593 enabled x86_64 && append YASMFLAGS "-m amd64"
1594 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1595 case "$objformat" in
1596 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1597 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1598 *) append YASMFLAGS "-DPREFIX" ;;
1599 esac
1600 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1601fi
1602
87ea51e0
LB
1603# check for assembler specific support
1604
cc6a90dd 1605if test $arch = "powerpc"; then
5eb39de9 1606 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1607fi
1608
57bd82d4
MR
1609# check for SIMD availability
1610
115329f1 1611# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1612if enabled altivec; then
3ed1a2ee
DB
1613 check_cflags -maltivec -mabi=altivec &&
1614 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1615 check_cflags -faltivec
b6e52719 1616
0182fee8 1617 # check if our compiler supports Motorola AltiVec C API
497237c7 1618 check_cc <<EOF || disable altivec
dcd479c0 1619$inc_altivec_h
a9a07762
MN
1620int main(void) {
1621 vector signed int v1, v2, v3;
1622 v1 = vec_add(v2,v3);
1623 return 0;
1624}
1625EOF
b006b26c
DB
1626
1627 # check if our compiler supports braces for vector declarations
80a61f08 1628 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1629$inc_altivec_h
80a61f08 1630int main (void) { (vector int) {1}; return 0; }
b006b26c 1631EOF
a9a07762 1632fi
ab6c65f6 1633
b4e806b2
MC
1634# We have to check if pld is a nop and disable it.
1635enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1636enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1637enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1638enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1639enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1640enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1641enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1642enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1643
8b03def6
DB
1644enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1645
57bd82d4
MR
1646# ---
1647# big/little-endian test
9eebe687
MR
1648check_cc <<EOF || die "endian test failed"
1649unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1650EOF
d04d9e16 1651od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1652
a3999908 1653# ---
3d204385
NK
1654# check availability of some header files
1655
a98bb16d
RP
1656if check_func dlopen; then
1657 ldl=
1658elif check_func dlopen -ldl; then
1659 ldl=-ldl
8bf5d58f
MN
1660fi
1661
7483e694
DB
1662check_func fork
1663check_func gethrtime
1664check_func getrusage
094c09bb 1665check_func inet_aton $network_extralibs
7483e694
DB
1666check_func memalign
1667check_func mkstemp
2446d3d6 1668check_func_headers windows.h GetProcessTimes
6ffa87d3 1669
e16e49ac 1670check_header conio.h
a98bb16d
RP
1671check_header dlfcn.h
1672check_header malloc.h
bf6ce82d 1673check_header poll.h
b58412f1 1674check_header sys/mman.h
b091aa44 1675check_header sys/resource.h
bf6ce82d 1676check_header sys/select.h
a98bb16d
RP
1677check_header termios.h
1678
1679if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1680 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1681fi
e16e49ac 1682
e8214e0e 1683enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1684enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1685
1686# check for some common methods of building with pthread support
1687# do this before the optional library checks as some of them require pthreads
1688if enabled pthreads; then
9e7fd101
MR
1689 if check_func pthread_create; then
1690 :
1691 elif check_func pthread_create -pthread; then
1692 add_cflags -pthread
afc9aee2 1693 add_extralibs -pthread
9e7fd101
MR
1694 elif check_func pthread_create -pthreads; then
1695 add_cflags -pthreads
afc9aee2 1696 add_extralibs -pthreads
8d94f606
GT
1697 elif check_func pthread_create -lpthreadGC2; then
1698 add_extralibs -lpthreadGC2
9e7fd101
MR
1699 elif ! check_lib pthread.h pthread_create -lpthread; then
1700 die "ERROR: can't find pthreads library"
1701 fi
57bd82d4
MR
1702fi
1703
8eee7025 1704for thread in $THREADS_LIST; do
e5f94c2b 1705 if enabled $thread; then
3ae3b721
RP
1706 test -n "$thread_type" &&
1707 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1708 thread_type="$thread"
e5f94c2b
RP
1709 fi
1710done
1711
fdf88598
MR
1712check_lib math.h sin -lm
1713
a33cab3a
MK
1714# test for C99 functions in math.h
1715for func in llrint lrint lrintf round roundf; do
1716 check_exec <<EOF && enable $func || disable $func
f32adb22 1717#include <math.h>
a33cab3a 1718int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1719EOF
a33cab3a 1720done
f32adb22 1721
57bd82d4 1722# these are off by default, so fail if requested and not available
79fda097 1723enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1724enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1725enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1726enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1727 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1728 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1729enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1730enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1731enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1732enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1733enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1734enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1735 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1736enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1737enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1738enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1739enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1740 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1741 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1742enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1743enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1744
0b4a1821
AS
1745# libdc1394 check
1746if enabled libdc1394; then
1747 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1748 enable libdc1394_2; } ||
1749 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1750 enable libdc1394_1; } ||
1751 die "ERROR: No version of libdc1394 found "
1752fi
1753
1754
c13e1abd
FH
1755_restrict=
1756for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1757 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1758void foo(char * $restrict_keyword p);
1759EOF
c13e1abd
FH
1760done
1761
703afd07 1762test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1763
4f854758 1764if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1765 disable vhook
fbb9d104 1766 echo
b0268cc0 1767 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1768 echo "Patches welcome."
1769 echo
1770fi
1771
8d923001
MR
1772if enabled vhook; then
1773 check_ldflags -rdynamic
1774 check_ldflags -export-dynamic
1775fi
bfd2edeb 1776
eea50282
MR
1777check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1778check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1779
a86b921c 1780##########################################
29799f8b 1781# SDL check
a86b921c 1782
497237c7
RP
1783disable sdl_too_old
1784disable sdl
6a1a892f 1785SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1786if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1787 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1788 temp_cflags $sdl_cflags
dcd479c0 1789 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1790 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1791 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1792 if test "$_sdlversion" -lt 121 ; then
497237c7 1793 enable sdl_too_old
dcd479c0 1794 else
497237c7 1795 enable sdl
225e21ef 1796 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1797#include <SDL.h>
d6773f56 1798int main(int argc, char **argv){
29f3b38a
MR
1799 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1800 int w = vi->current_w;
1801 return 0;
1802}
1803EOF
dcd479c0
MR
1804 fi
1805 fi
29f3b38a 1806 restore_flags
c3f6b472 1807fi
57bd82d4 1808
2270b4b2 1809texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1810
7a91333f 1811##########################################
73b46a95
RP
1812# Network check
1813
1814if enabled network; then
668b65bd 1815 check_type sys/socket.h socklen_t
73b46a95
RP
1816 # Prefer arpa/inet.h over winsock2
1817 if check_header arpa/inet.h ; then
1818 check_func closesocket
1819 elif check_header winsock2.h ; then
ea10ddde 1820 network_extralibs="-lws2_32"
72be9e73 1821 check_type ws2tcpip.h socklen_t
2446d3d6 1822 check_func_headers winsock2.h closesocket
73b46a95
RP
1823 fi
1824fi
1825
1826##########################################
29799f8b 1827# IPv6 check
7a91333f 1828
497237c7 1829enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1830#include <sys/types.h>
1831#include <sys/socket.h>
1832#include <netinet/in.h>
1833#include <netdb.h>
db817cf3 1834int main(void) {
7483e694
DB
1835 struct sockaddr_storage saddr;
1836 struct ipv6_mreq mreq6;
1837 getaddrinfo(0,0,0,0);
1838 getnameinfo(0,0,0,0,0,0,0);
1839 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1840}
1841EOF
1842
06e31011
RP
1843check_header linux/videodev.h
1844check_header linux/videodev2.h
1b6e8b73 1845check_header sys/videoio.h
47f38850 1846
2446d3d6 1847check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1848
f8aa696f 1849# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1850{ check_header dev/bktr/ioctl_meteor.h &&
1851 check_header dev/bktr/ioctl_bt848.h; } ||
1852{ check_header machine/ioctl_meteor.h &&
1853 check_header machine/ioctl_bt848.h; } ||
1854{ check_header dev/video/meteor/ioctl_meteor.h &&
1855 check_header dev/video/bktr/ioctl_bt848.h; } ||
1856check_header dev/ic/bt8xx.h
f8aa696f 1857
c7682de0
RP
1858check_header sys/soundcard.h
1859check_header soundcard.h
deb29777 1860
7483e694 1861# deal with the X11 frame grabber
56a059ac 1862enabled x11grab &&
f58f4ce1
GP
1863check_header X11/Xlib.h &&
1864check_header X11/extensions/XShm.h &&
1865check_func XOpenDisplay -lX11 &&
06eab4ba 1866check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1867
40bcf4c7 1868enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1869
1870# add some useful compiler flags if supported
1871check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1872check_cflags -Wall
1873check_cflags -Wno-switch
c07bd6a9
MN
1874check_cflags -Wdisabled-optimization
1875check_cflags -Wpointer-arith
1876check_cflags -Wredundant-decls
cc1fb623 1877check_cflags -Wno-pointer-sign
f4929996 1878check_cflags -Wcast-qual
9aceb3cf 1879check_cflags -Wwrite-strings
652a5bf6 1880check_cflags -Wtype-limits
5af4e0cc 1881enabled extra_warnings && check_cflags -Winline
cf9d24ad 1882
57bd82d4 1883# add some linker flags
5c0e9479 1884check_ldflags -Wl,--warn-common
8351d2ba
DB
1885check_ldflags -Wl,--as-needed
1886check_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 1887check_ldflags -Wl,-Bsymbolic
94a3401e 1888
bd2216e4
MR
1889if enabled small; then
1890 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1891 optimizations="small"
1892elif enabled optimizations; then
3dddba4b 1893 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1894 add_cflags "-O5"
1895 add_ldflags "-O5"
cf9d24ad 1896 else
30a3e5d4 1897 add_cflags "-O3"
cf9d24ad 1898 fi
cddf3f45 1899fi
11fdbc44 1900check_cflags -fno-math-errno
b2eb2ff0 1901check_cflags -fno-signed-zeros
cddf3f45 1902
504a64b9 1903# add some flags for Intel C Compiler
0c45cd07 1904if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1905 # Just warnings, no remarks
1906 check_cflags -w1
1907 # -wd: Disable following warnings
1908 # 144, 167, 556: -Wno-pointer-sign
1909 # 10006: ignoring unknown option -fno-signed-zeros
1910 # 10156: ignoring option '-W'; no argument required
1911 check_cflags -wd144,167,556,10006,10156
1912 # 11030: Warning unknown option --as-needed
1913 # 10156: ignoring option '-export'; no argument required
1914 check_ldflags -wd10156,11030
907eb3b5
CEH
1915 # Allow to compile with optimizations
1916 check_ldflags -march=$cpu
504a64b9
CEH
1917fi
1918
80581e98 1919# PIC flags for shared library objects where they are needed
5af4e0cc 1920if enabled shared; then
569cb218
MR
1921 # LIBOBJFLAGS may have already been set in the OS configuration
1922 if test -z "$LIBOBJFLAGS" ; then
1923 case "$arch" in
b6bd7268 1924 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1925 esac
1926 fi
80581e98
MN
1927fi
1928
90be59ef 1929if enabled gprof; then
30a3e5d4
NP
1930 add_cflags "-p"
1931 add_ldflags "-p"
1db54e20
DB
1932fi
1933
3b26ee47 1934VHOOKCFLAGS="-fPIC"
18451f7d 1935
7f3c02fc 1936# Find out if the .align argument is a power of two or not.
4454dc1b 1937if test $asmalign_pot = "unknown"; then
497237c7 1938 disable asmalign_pot
be449fca 1939 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1940fi
1941
7483e694
DB
1942enabled_any $DECODER_LIST && enable decoders
1943enabled_any $ENCODER_LIST && enable encoders
1944enabled_any $BSF_LIST && enable bsfs
1945enabled_any $DEMUXER_LIST && enable demuxers
1946enabled_any $MUXER_LIST && enable muxers
f7679c54 1947enabled_any $FILTER_LIST && enable filters
7483e694
DB
1948enabled_any $INDEV_LIST && enable demuxers
1949enabled_any $OUTDEV_LIST && enable muxers
1950enabled_any $PROTOCOL_LIST && enable protocols
1951
1952enabled_any $THREADS_LIST && enable threads
1953
1954check_deps $CONFIG_LIST \
1955 $HAVE_LIST \
1956 $DECODER_LIST \
1957 $ENCODER_LIST \
1958 $PARSER_LIST \
1959 $BSF_LIST \
1960 $DEMUXER_LIST \
1961 $MUXER_LIST \
f7679c54 1962 $FILTER_LIST \
7483e694
DB
1963 $INDEV_LIST \
1964 $OUTDEV_LIST \
1965 $PROTOCOL_LIST \
f70f03f6 1966
f7b8bffe 1967enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1968enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1969enabled libtheora && append pkg_requires "theora"
f9def9cc 1970enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1971
3e89171a 1972echo "install prefix $prefix"
f36958f8
DB
1973echo "source path $source_path"
1974echo "C compiler $cc"
bfd5afd8 1975echo ".align is power-of-two $asmalign_pot"
f36958f8 1976echo "ARCH $arch ($cpu)"
ce8871c2
MR
1977if test "$build_suffix" != ""; then
1978 echo "build suffix $build_suffix"
eb94aca9 1979fi
ac63af34
DB
1980if test "$extra_version" != ""; then
1981 echo "version string suffix $extra_version"
1982fi
0db2ce77 1983echo "big-endian ${bigendian-no}"
419b8784 1984if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1985 echo "yasm ${yasm-no}"
0db2ce77
MR
1986 echo "MMX enabled ${mmx-no}"
1987 echo "CMOV enabled ${cmov-no}"
1988 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1989 echo "EBX available ${ebx_available-no}"
1990 echo "EBP available ${ebp_available-no}"
e41e8342 1991fi
cc6a90dd 1992if test $arch = "armv4l"; then
0db2ce77
MR
1993 echo "ARMv5TE enabled ${armv5te-no}"
1994 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1995 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1996 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 1997 echo "NEON enabled ${neon-no}"
eba9ae3c 1998fi
e241ba14 1999if test $arch = "mips"; then
0db2ce77 2000 echo "MMI enabled ${mmi-no}"
e41e8342 2001fi
cc6a90dd 2002if test $arch = "powerpc"; then
0db2ce77
MR
2003 echo "AltiVec enabled ${altivec-no}"
2004 echo "dcbzl available ${dcbzl-no}"
e41e8342 2005fi
0db2ce77
MR
2006echo "gprof enabled ${gprof-no}"
2007echo "debug symbols ${debug-no}"
87a0fb62 2008echo "strip symbols ${stripping-no}"
8400d6b8 2009echo "optimizations ${optimizations-no}"
0db2ce77
MR
2010echo "static ${static-no}"
2011echo "shared ${shared-no}"
4a24ab64 2012echo "postprocessing support ${postproc-no}"
13ca50f3 2013echo "software scaler enabled ${swscale-no}"
f7679c54 2014echo "new filter support ${avfilter-no}"
81124ba0 2015echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2016echo "video hooking ${vhook-no}"
90be59ef 2017if enabled vhook; then
0db2ce77
MR
2018 echo "Imlib2 support ${imlib2-no}"
2019 echo "FreeType support ${freetype2-no}"
68892110 2020fi
0db2ce77 2021echo "network support ${network-no}"
90be59ef 2022if enabled network; then
0db2ce77 2023 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2024fi
0db2ce77
MR
2025echo "threading support ${thread_type-no}"
2026echo "SDL support ${sdl-no}"
90be59ef 2027if enabled sdl_too_old; then
bfd5afd8
DB
2028 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2029fi
0db2ce77
MR
2030echo "Sun medialib support ${mlib-no}"
2031echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2032echo "libamr-nb support ${libamr_nb-no}"
2033echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2034echo "libdc1394 support ${libdc1394-no}"
690bfceb 2035echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2036echo "libfaac enabled ${libfaac-no}"
2037echo "libfaad enabled ${libfaad-no}"
7e0871a7 2038echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2039echo "libgsm enabled ${libgsm-no}"
2040echo "libmp3lame enabled ${libmp3lame-no}"
2041echo "libnut enabled ${libnut-no}"
f7cd9eed 2042echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2043echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2044echo "libtheora enabled ${libtheora-no}"
2045echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2046echo "libx264 enabled ${libx264-no}"
2047echo "libxvid enabled ${libxvid-no}"
0db2ce77 2048echo "zlib enabled ${zlib-no}"
f402916e 2049echo "bzlib enabled ${bzlib-no}"
2c62e737 2050echo
de6d9b64 2051
f7679c54 2052for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2053 echo "Enabled ${type}s:"
f65c9da1 2054 eval list=\$$(toupper $type)_LIST
8138b9db 2055 for part in $list; do
f65c9da1
MR
2056 enabled $part && echo ${part%_*}
2057 done | sort | pr -3 -t
2058 echo
8138b9db
RP
2059done
2060
ba321adb
JK
2061license="LGPL"
2062if enabled nonfree; then
2063 license="unredistributable"
2064elif enabled gpl; then
2065 license="GPL"
2066fi
2067
2068echo "License: $license"
ca5323af 2069
cf1392e9
DB
2070echo "Creating config.mak and config.h..."
2071
29799f8b
DB
2072echo "# Automatically generated by configure - do not modify!" > config.mak
2073echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2074echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2075echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2076echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2077
d921f03f 2078echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2079echo "prefix=$prefix" >> config.mak
22a324da
DB
2080echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2081echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2082echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2083echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2084echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2085echo "CC=$cc" >> config.mak
304d586d 2086echo "YASM=$yasmexe" >> config.mak
980fc7b8 2087echo "AR=$ar" >> config.mak
be7109c1 2088echo "RANLIB=$ranlib" >> config.mak
20369773 2089echo "LN_S=$ln_s" >> config.mak
87a0fb62 2090enabled stripping &&
3ae3b721 2091 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2092 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2093
a9b3f630 2094echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2095echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2096echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2097echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2098echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2099echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2100echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2101echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2102echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2103echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2104echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2105echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2106echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2107echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2108echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2109echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2110echo "SLIBSUF=$SLIBSUF" >> config.mak
2111echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2112echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2113echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2114
90be59ef 2115if enabled bigendian; then
7483e694
DB
2116 echo "WORDS_BIGENDIAN=yes" >> config.mak
2117 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2118fi
44161118 2119
90be59ef 2120if enabled sdl; then
7483e694
DB
2121 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2122 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2123fi
90be59ef 2124if enabled texi2html; then
7483e694 2125 echo "BUILD_DOC=yes" >> config.mak
146ea952 2126fi
5a872801 2127
719c8e00
MR
2128get_version(){
2129 name=$1
2130 file=$source_path/$2
147e7692
MR
2131 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2132 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2133 lcname=$(tolower $name)
2134 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2135 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2136}
2137
147e7692
MR
2138get_version LIBSWSCALE libswscale/swscale.h
2139get_version LIBPOSTPROC libpostproc/postprocess.h
2140get_version LIBAVCODEC libavcodec/avcodec.h
2141get_version LIBAVDEVICE libavdevice/avdevice.h
2142get_version LIBAVFORMAT libavformat/avformat.h
2143get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2144get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2145
5af4e0cc 2146if enabled shared; then
7483e694
DB
2147 echo "BUILD_SHARED=yes" >> config.mak
2148 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2149 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2150 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2151 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2152 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2153 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2154 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2155 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2156 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2157fi
d7e27559 2158echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2159echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2160
3d907e22
MR
2161print_config ARCH_ $TMPH config.mak $ARCH_LIST
2162print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2163print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2164 $DECODER_LIST \
2165 $ENCODER_LIST \
2166 $PARSER_LIST \
2167 $BSF_LIST \
2168 $DEMUXER_LIST \
2169 $MUXER_LIST \
f7679c54 2170 $FILTER_LIST \
7483e694
DB
2171 $PROTOCOL_LIST \
2172 $INDEV_LIST \
2173 $OUTDEV_LIST \
8ac17293 2174
c13e1abd
FH
2175echo "#define restrict $_restrict" >> $TMPH
2176
bd2216e4 2177if enabled small; then
7483e694 2178 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2179fi
2180
997baf01
MR
2181echo "SRC_PATH=\"$source_path\"" >> config.mak
2182echo "SRC_PATH_BARE=$source_path" >> config.mak
2183echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2184
8156056e 2185# Apparently it's not possible to portably echo a backslash.
3ae3b721 2186enabled asmalign_pot &&
7483e694 2187 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2188 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2189
b4d96ba2 2190echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2191
9c05103f
DB
2192echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2193
b7860763 2194# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2195cmp -s $TMPH config.h &&
2196 echo "config.h is unchanged" ||
2197 mv -f $TMPH config.h
3d204385 2198
cea0ac52 2199rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2200
165af439 2201# build tree in object directory if source path is different from current one
90be59ef 2202if enabled source_path_used; then
165af439 2203 DIRS="\
7483e694
DB
2204 doc \
2205 libavcodec \
2206 libavcodec/alpha \
2207 libavcodec/armv4l \
2208 libavcodec/bfin \
2209 libavcodec/i386 \
2210 libavcodec/mlib \
2211 libavcodec/ppc \
2212 libavcodec/sh4 \
2213 libavcodec/sparc \
52a9cf34 2214 libavdevice \
f7679c54 2215 libavfilter \
7483e694
DB
2216 libavformat \
2217 libavutil \
2218 libpostproc \
2219 libswscale \
2220 tests \
2221 tools \
2222 vhook \
2223 "
165af439 2224 FILES="\
7483e694
DB
2225 Makefile \
2226 common.mak \
71c61f62 2227 subdir.mak \
7483e694
DB
2228 doc/texi2pod.pl \
2229 libavcodec/Makefile \
52a9cf34 2230 libavdevice/Makefile \
f7679c54 2231 libavfilter/Makefile \
7483e694
DB
2232 libavformat/Makefile \
2233 libavutil/Makefile \
2234 libpostproc/Makefile \
2235 libswscale/Makefile \
2236 "
165af439 2237 for dir in $DIRS ; do
7483e694 2238 mkdir -p $dir
165af439
MR
2239 done
2240 for f in $FILES ; do
20369773 2241 $ln_s "$source_path/$f" $f
165af439
MR
2242 done
2243fi
def4272a 2244
def4272a 2245
d0674868 2246# build pkg-config files
def4272a 2247
d0674868
DB
2248pkgconfig_generate(){
2249name=$1
e426941d 2250shortname=${name#lib}
d0674868
DB
2251comment=$2
2252version=$3
2253libs=$4
2254requires=$5
25cd5cb3 2255cat <<EOF > $name/$name.pc
3e89171a 2256prefix=$prefix
a94e666c 2257exec_prefix=\${prefix}
f2b7382c 2258libdir=$libdir
7622778e 2259includedir=$incdir
def4272a 2260
d0674868
DB
2261Name: $name
2262Description: $comment
2263Version: $version
5dcfe9f8
AH
2264Requires: $(disabled shared && echo $requires)
2265Requires.private: $(enabled shared && echo $requires)
def4272a 2266Conflicts:
12701f6e
AH
2267Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2268Libs.private: $(enabled shared && echo $libs)
76a448ed 2269Cflags: -I\${includedir}
def4272a 2270EOF
25cd5cb3 2271cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2272prefix=
2273exec_prefix=
46d1ff83 2274libdir=\${pcfiledir}
1d44d365 2275includedir=${source_path}
def4272a 2276
d0674868
DB
2277Name: $name
2278Description: $comment
2279Version: $version
2280Requires: $requires
def4272a 2281Conflicts:
12701f6e 2282Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2283Cflags: -I\${includedir}
2284EOF
d0674868 2285}
def4272a 2286
e426941d 2287pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2288pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2289pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2290pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2291enabled avfilter &&
35a71f1d 2292 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2293enabled postproc &&
e426941d 2294 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2295if enabled swscale; then
e426941d 2296 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2297else
f436a23e 2298 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2299 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2300fi