Factorize GPL and nonfree license checks into a common function.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
MR
3# FFmpeg configure script
4#
949906ea
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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
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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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
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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
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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]"
14a8acf1 67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
74c53c2d 68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
62560865
DB
72 echo
73 echo "Configuration options:"
e6b9d588
DB
74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
DB
76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
78 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
79 echo " and binaries will be unredistributable [no]"
62560865
DB
80 echo " --disable-ffmpeg disable ffmpeg build"
81 echo " --disable-ffplay disable ffplay build"
82 echo " --disable-ffserver disable ffserver build"
e6b9d588 83 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 84 echo " --enable-avfilter video filter support [no]"
0a23c0bb 85 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
e6b9d588
DB
86 echo " --enable-beosthreads use BeOS threads [no]"
87 echo " --enable-os2threads use OS/2 threads [no]"
88 echo " --enable-pthreads use pthreads [no]"
89 echo " --enable-w32threads use Win32 threads [no]"
90 echo " --enable-x11grab enable X11 grabbing [no]"
62560865
DB
91 echo " --disable-network disable network support [no]"
92 echo " --disable-ipv6 disable IPv6 support [no]"
93 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
94 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 95 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 96 echo " --disable-fastdiv disable table-based division"
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DB
97 echo " --enable-small optimize for size instead of speed"
98 echo " --disable-aandct disable AAN DCT code"
99 echo " --disable-fft disable FFT code"
100 echo " --disable-golomb disable Golomb code"
101 echo " --disable-mdct disable MDCT code"
68602540 102 echo " --disable-rdft disable RDFT code"
e90f5b5a 103 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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DB
104 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
105 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
106 echo " --enable-beos-netserver enable BeOS netserver"
107 echo " --disable-encoder=NAME disable encoder NAME"
108 echo " --enable-encoder=NAME enable encoder NAME"
109 echo " --disable-encoders disable all encoders"
110 echo " --disable-decoder=NAME disable decoder NAME"
111 echo " --enable-decoder=NAME enable decoder NAME"
112 echo " --disable-decoders disable all decoders"
5666fd73
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113 echo " --disable-hwaccel=NAME disable hwaccel NAME"
114 echo " --enable-hwaccel=NAME enable hwaccel NAME"
115 echo " --disable-hwaccels disable all hwaccels"
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DB
116 echo " --disable-muxer=NAME disable muxer NAME"
117 echo " --enable-muxer=NAME enable muxer NAME"
118 echo " --disable-muxers disable all muxers"
119 echo " --disable-demuxer=NAME disable demuxer NAME"
120 echo " --enable-demuxer=NAME enable demuxer NAME"
121 echo " --disable-demuxers disable all demuxers"
122 echo " --enable-parser=NAME enable parser NAME"
123 echo " --disable-parser=NAME disable parser NAME"
124 echo " --disable-parsers disable all parsers"
125 echo " --enable-bsf=NAME enable bitstream filter NAME"
126 echo " --disable-bsf=NAME disable bitstream filter NAME"
127 echo " --disable-bsfs disable all bitstream filters"
128 echo " --enable-protocol=NAME enable protocol NAME"
129 echo " --disable-protocol=NAME disable protocol NAME"
130 echo " --disable-protocols disable all protocols"
131 echo " --disable-indevs disable input devices"
132 echo " --disable-outdevs disable output devices"
133 echo " --disable-devices disable all devices"
134 echo " --enable-filter=NAME enable filter NAME"
135 echo " --disable-filter=NAME disable filter NAME"
136 echo " --disable-filters disable all filters"
137 echo " --list-decoders show all available decoders"
138 echo " --list-encoders show all available encoders"
5666fd73 139 echo " --list-hwaccels show all available hardware accelerators"
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DB
140 echo " --list-muxers show all available muxers"
141 echo " --list-demuxers show all available demuxers"
142 echo " --list-parsers show all available parsers"
143 echo " --list-protocols show all available protocols"
144 echo " --list-bsfs show all available bitstream filters"
145 echo " --list-indevs show all available input devices"
146 echo " --list-outdevs show all available output devices"
147 echo " --list-filters show all available filters"
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148 echo
149 echo "External library support:"
0a23c0bb 150 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc
CEH
151 echo " --enable-bzlib enable bzlib [autodetect]"
152 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
153 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 154 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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DB
155 echo " and libraw1394 [no]"
156 echo " --enable-libdirac enable Dirac support via libdirac [no]"
157 echo " --enable-libfaac enable FAAC support via libfaac [no]"
158 echo " --enable-libfaad enable FAAD support via libfaad [no]"
159 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
160 echo " --enable-libgsm enable GSM support via libgsm [no]"
161 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 162 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 163 echo " native (de)muxer exists [no]"
9a77d59a 164 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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DB
165 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
166 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
167 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 168 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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DB
169 echo " native implementation exists [no]"
170 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 171 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 172 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 173 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 174 echo " --enable-zlib enable zlib [autodetect]"
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MR
175 echo ""
176 echo "Advanced options (experts only):"
177 echo " --source-path=PATH path to source code [$source_path]"
178 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 179 echo " --enable-cross-compile assume a cross-compiler is used"
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MR
180 echo " --sysroot=PATH root of cross-build tree"
181 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 182 echo " --target-os=OS compiler targets OS [$target_os]"
a7ada2ba
MR
183 echo " --target-exec=CMD command to run executables on target"
184 echo " --target-path=DIR path to view of build directory on target"
89641463 185 echo " --nm=NM use nm tool"
313c46a6 186 echo " --as=AS use assembler AS [$as_default]"
15396d5c 187 echo " --cc=CC use C compiler CC [$cc_default]"
9da6609f
MR
188 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
189 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
190 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
191 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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192 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
193 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
194 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 195 echo " --extra-version=STRING version string suffix []"
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DB
196 echo " --build-suffix=SUFFIX library name suffix []"
197 echo " --arch=ARCH select architecture [$arch]"
198 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 199 echo " instruction selection, may crash on older CPUs)"
2b4c3615 200 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 201 echo " (requires enabling PMC)"
4f50c3d5 202 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 203 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 204 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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DB
205 echo " --disable-mmx disable MMX optimizations"
206 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 207 echo " --disable-sse disable SSE optimizations"
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DB
208 echo " --disable-ssse3 disable SSSE3 optimizations"
209 echo " --disable-armv5te disable armv5te optimizations"
210 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 211 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 212 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 213 echo " --disable-iwmmxt disable iwmmxt optimizations"
49276307
DB
214 echo " --disable-mmi disable MMI optimizations"
215 echo " --disable-neon disable neon optimizations"
216 echo " --disable-vis disable VIS optimizations"
7595a5e4 217 echo " --disable-yasm disable use of yasm assembler"
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MR
218 echo
219 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 220 echo " --disable-debug disable debugging symbols"
b7d49373 221 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 222 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 223 echo " --disable-optimizations disable compiler optimizations"
0a622b98 224 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 225 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
226 echo ""
227 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 228 exit 0
74c53c2d 229}
cf9d24ad 230
57bd82d4 231log(){
2270b4b2 232 echo "$@" >> $logfile
57bd82d4
MR
233}
234
720c69da 235log_file(){
c8e9f801 236 log BEGIN $1
2270b4b2 237 pr -n -t $1 >> $logfile
c8e9f801
MR
238 log END $1
239}
240
2ba042a7 241echolog(){
c8e9f801 242 log "$@"
57bd82d4 243 echo "$@"
2ba042a7
MR
244}
245
246die(){
247 echolog "$@"
248 cat <<EOF
d326cf7f 249
2ba042a7
MR
250If you think configure made a mistake, make sure you are using the latest
251version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 252ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 253EOF
e155a21a 254 if disabled logging; then
2ba042a7 255 cat <<EOF
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DB
256Rerun configure with logging enabled (do not use --disable-logging), and
257include the log this produces with your report.
2ba042a7
MR
258EOF
259 else
260cat <<EOF
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DB
261Include the log file "$logfile" produced by configure as this will help
262solving the problem.
2ba042a7
MR
263EOF
264 fi
57bd82d4
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265 exit 1
266}
267
6c6007d6 268# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 269toupper(){
6c6007d6 270 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
271}
272
4a5444db 273tolower(){
6c6007d6 274 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
275}
276
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MR
277c_escape(){
278 echo "$*" | sed 's/["\\]/\\\0/g'
279}
280
a8d04fba
MR
281set_all(){
282 value=$1
283 shift
284 for var in $*; do
285 eval $var=$value
286 done
287}
288
72a43668
MR
289set_weak(){
290 value=$1
291 shift
292 for var; do
293 eval : \${$var:=$value}
294 done
295}
296
799c9e9b
MR
297pushvar(){
298 for var in $*; do
299 eval level=\${${var}_level:=0}
300 eval ${var}_${level}="\$$var"
301 eval ${var}_level=$(($level+1))
302 done
303}
304
305popvar(){
306 for var in $*; do
307 eval level=\${${var}_level:-0}
308 test $level = 0 && continue
309 eval level=$(($level-1))
310 eval $var="\${${var}_${level}}"
311 eval ${var}_level=$level
312 eval unset ${var}_${level}
313 done
314}
315
a8d04fba
MR
316enable(){
317 set_all yes $*
318}
319
320disable(){
321 set_all no $*
322}
323
72a43668
MR
324enable_weak(){
325 set_weak yes $*
326}
327
328disable_weak(){
329 set_weak no $*
330}
331
72702705
MR
332enable_safe(){
333 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
334}
335
336disable_safe(){
337 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
338}
339
f9d328da
MR
340do_enable_deep(){
341 for var; do
342 enabled $var && continue
343 eval sel="\$${var}_select"
c510c7b5
MR
344 eval sgs="\$${var}_suggest"
345 pushvar var sgs
f9d328da 346 enable_deep $sel
c510c7b5
MR
347 popvar sgs
348 enable_deep_weak $sgs
f9d328da
MR
349 popvar var
350 done
351}
352
353enable_deep(){
354 do_enable_deep $*
355 enable $*
356}
357
72a43668
MR
358enable_deep_weak(){
359 do_enable_deep $*
360 enable_weak $*
361}
362
57bd82d4 363enabled(){
3250003c
MR
364 test "${1#!}" = "$1" && op== || op=!=
365 eval test "x\$${1#!}" $op "xyes"
44161118
MR
366}
367
37970ebf 368disabled(){
3250003c
MR
369 test "${1#!}" = "$1" && op== || op=!=
370 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
371}
372
44161118
MR
373enabled_all(){
374 for opt; do
375 enabled $opt || return 1
376 done
377}
378
85bca2c5
DB
379disabled_all(){
380 for opt; do
381 disabled $opt || return 1
382 done
383}
384
44161118
MR
385enabled_any(){
386 for opt; do
387 enabled $opt && return 0
388 done
389}
390
85bca2c5
DB
391disabled_any(){
392 for opt; do
393 disabled $opt && return 0
394 done
f7b230a7 395 return 1
85bca2c5
DB
396}
397
c9d19248
MR
398set_default(){
399 for opt; do
88268e94 400 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
401 done
402}
403
4a0d6686
AJ
404is_in(){
405 value=$1
406 shift
407 for var in $*; do
408 [ $var = $value ] && return 0
409 done
410 return 1
411}
412
30fd06be
MR
413check_deps(){
414 for cfg; do
3250003c 415 cfg="${cfg#!}"
799c9e9b
MR
416 enabled ${cfg}_checking && die "Circular dependency for $cfg."
417 disabled ${cfg}_checking && continue
418 enable ${cfg}_checking
419
30fd06be
MR
420 eval dep_all="\$${cfg}_deps"
421 eval dep_any="\$${cfg}_deps_any"
7ef3425f 422 eval dep_sel="\$${cfg}_select"
c510c7b5 423 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 424
c510c7b5
MR
425 pushvar cfg dep_all dep_any dep_sel dep_sgs
426 check_deps $dep_all $dep_any $dep_sel $dep_sgs
427 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 428
6a702d4c
MR
429 enabled_all $dep_all || disable $cfg
430 enabled_any $dep_any || disable $cfg
7ef3425f 431 disabled_any $dep_sel && disable $cfg
799c9e9b 432
4ec45764
RP
433 if enabled $cfg; then
434 eval dep_extralibs="\$${cfg}_extralibs"
435 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 436 enable_deep $dep_sel
c510c7b5 437 enable_deep_weak $dep_sgs
4ec45764
RP
438 fi
439
799c9e9b 440 disable ${cfg}_checking
30fd06be
MR
441 done
442}
443
44161118
MR
444print_config(){
445 pfx=$1
446 header=$2
447 makefile=$3
448 shift 3
449 for cfg; do
5e622c40 450 ucname="$(toupper $cfg)"
44161118 451 if enabled $cfg; then
3d907e22 452 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
453 echo "${pfx}${ucname}=yes" >> $makefile
454 else
b250f9c6 455 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
456 fi
457 done
57bd82d4
MR
458}
459
460flags_saved(){
2270b4b2 461 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
462}
463
dcd479c0 464save_flags(){
57bd82d4 465 flags_saved && return
dcd479c0
MR
466 SAVE_CFLAGS="$CFLAGS"
467 SAVE_LDFLAGS="$LDFLAGS"
468 SAVE_extralibs="$extralibs"
469}
470
471restore_flags(){
f5d28d10 472 flags_saved || return
dcd479c0
MR
473 CFLAGS="$SAVE_CFLAGS"
474 LDFLAGS="$SAVE_LDFLAGS"
475 extralibs="$SAVE_extralibs"
476 unset SAVE_CFLAGS
477 unset SAVE_LDFLAGS
478 unset SAVE_extralibs
479}
480
481temp_cflags(){
482 save_flags
483 CFLAGS="$CFLAGS $*"
484}
485
486temp_ldflags(){
487 save_flags
488 LDFLAGS="$LDFLAGS $*"
489}
490
491temp_extralibs(){
492 save_flags
493 extralibs="$extralibs $*"
494}
495
57bd82d4
MR
496append(){
497 var=$1
498 shift
499 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
500 eval "$var=\"\$$var $*\""
501}
502
503add_cflags(){
504 append CFLAGS "$@"
505}
506
507add_ldflags(){
508 append LDFLAGS "$@"
509}
510
511add_extralibs(){
512 append extralibs "$@"
513}
514
b0cfb663 515check_cmd(){
b3cb5d51 516 log "$@"
2270b4b2 517 "$@" >> $logfile 2>&1
b0cfb663
MR
518}
519
dcd479c0 520check_cc(){
57bd82d4 521 log check_cc "$@"
2270b4b2 522 cat > $TMPC
720c69da 523 log_file $TMPC
b0cfb663 524 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
525}
526
527check_cpp(){
528 log check_cpp "$@"
2270b4b2 529 cat > $TMPC
720c69da 530 log_file $TMPC
b0cfb663 531 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
532}
533
f65883c8
MR
534check_as(){
535 log check_as "$@"
536 cat > $TMPC
537 log_file $TMPC
538 check_cmd $as $CFLAGS "$@" -c -o $TMPO $TMPC
539}
540
940f335a
MR
541check_asm(){
542 log check_asm "$@"
543 name="$1"
544 asm="$2"
545 shift 2
f65883c8 546 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 547void foo(void){ __asm__ volatile($asm); }
940f335a
MR
548EOF
549}
550
304d586d
LM
551check_yasm(){
552 log check_yasm "$@"
553 echo "$1" > $TMPS
554 log_file $TMPS
555 shift 1
556 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
557}
558
dcd479c0 559check_ld(){
57bd82d4 560 log check_ld "$@"
0607887f 561 check_cc || return
3155a644
MR
562 flags=''
563 libs=''
564 for f; do
565 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
566 done
567 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
568}
569
570check_cflags(){
57bd82d4
MR
571 log check_cflags "$@"
572 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
573int x;
574EOF
575}
576
577check_ldflags(){
57bd82d4
MR
578 log check_ldflags "$@"
579 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 580int main(void){ return 0; }
dcd479c0
MR
581EOF
582}
583
584check_header(){
57bd82d4 585 log check_header "$@"
dcd479c0
MR
586 header=$1
587 shift
b77df637
MR
588 disable_safe $header
589 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
590#include <$header>
591int x;
592EOF
593}
594
595check_func(){
57bd82d4 596 log check_func "$@"
dcd479c0
MR
597 func=$1
598 shift
d8bc5f06
MR
599 disable $func
600 check_ld "$@" <<EOF && enable $func
dcd479c0 601extern int $func();
c23a0ac8 602int main(void){ $func(); }
dcd479c0
MR
603EOF
604}
605
2446d3d6
DB
606check_func_headers(){
607 log check_func_headers "$@"
f8d7b072
MR
608 headers=$1
609 func=$2
610 shift 2
611 disable $func
612 incs=""
613 for hdr in $headers; do
614 incs="$incs
615#include <$hdr>"
616 done
cd0d9a9d 617 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 618$incs
d6773f56 619int main(int argc, char **argv){
f8d7b072
MR
620 (void) $func;
621 return 0;
622}
623EOF
624}
625
a5344cf7
SS
626check_cpp_condition(){
627 log check_cpp_condition "$@"
628 header=$1
629 condition=$2
630 check_cpp <<EOF
631#include <$header>
632#if !($condition)
633#error "unsatisfied condition: $condition"
634#endif
635EOF
636}
637
57bd82d4
MR
638check_lib(){
639 log check_lib "$@"
640 header="$1"
641 func="$2"
642 shift 2
fcfcde17
MR
643 temp_extralibs "$@"
644 check_header $header && check_func $func && add_extralibs "$@"
645 err=$?
646 restore_flags
647 return $err
57bd82d4
MR
648}
649
f8d7b072
MR
650check_lib2(){
651 log check_lib2 "$@"
652 headers="$1"
653 func="$2"
654 shift 2
655 temp_extralibs "$@"
2446d3d6 656 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
657 err=$?
658 restore_flags
659 return $err
660}
661
dcd479c0 662check_exec(){
2270b4b2 663 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
664}
665
7dfef245 666check_exec_crash(){
5e622c40 667 code=$(cat)
7dfef245
MR
668
669 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
670 # are safe but may not be available everywhere. Thus we use
671 # raise(SIGTERM) instead. The check is run in a subshell so we
672 # can redirect the "Terminated" message from the shell. SIGBUS
673 # is not defined by standard C so it is used conditionally.
674
2270b4b2 675 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
676#include <signal.h>
677static void sighandler(int sig){
678 raise(SIGTERM);
679}
e5af4a11 680int main(void){
7dfef245
MR
681 signal(SIGILL, sighandler);
682 signal(SIGFPE, sighandler);
683 signal(SIGSEGV, sighandler);
684#ifdef SIGBUS
685 signal(SIGBUS, sighandler);
686#endif
687 { $code }
688}
689EOF
690}
691
72be9e73
DY
692check_type(){
693 log check_type "$@"
694 headers=$1
695 type=$2
696 shift 2
697 disable $type
698 incs=""
699 for hdr in $headers; do
700 incs="$incs
701#include <$hdr>"
702 done
703 check_cc "$@" <<EOF && enable $type
704$incs
705$type v;
706EOF
707}
708
57bd82d4
MR
709require(){
710 name="$1"
711 header="$2"
712 func="$3"
713 shift 3
714 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
715}
716
f8d7b072
MR
717require2(){
718 name="$1"
719 headers="$2"
720 func="$3"
721 shift 3
722 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
723}
724
eea50282
MR
725check_foo_config(){
726 cfg=$1
727 pkg=$2
728 header=$3
729 func=$4
730 shift 4
731 disable $cfg
732 check_cmd ${pkg}-config --version
733 err=$?
734 if test "$err" = 0; then
5e622c40
DB
735 temp_cflags $(${pkg}-config --cflags)
736 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
737 check_lib "$@" $header $func && enable $cfg
738 fi
739 return $err
740}
741
c505dd31
MR
742apply(){
743 file=$1
744 shift
745 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
746}
747
dcd61286
DB
748# CONFIG_LIST contains configurable options, while HAVE_LIST is for
749# system-dependent things.
750
4a0d6686
AJ
751COMPONENT_LIST="
752 bsfs
753 decoders
754 demuxers
755 encoders
3cde40aa 756 filters
5666fd73 757 hwaccels
c552605c 758 indevs
4a0d6686 759 muxers
c552605c 760 outdevs
4a0d6686
AJ
761 parsers
762 protocols
763"
764
765CONFIG_LIST="
766 $COMPONENT_LIST
e8ed9b7a 767 aandct
f7679c54
VS
768 avfilter
769 avfilter_lavf
c88f5d72
MR
770 avisynth
771 beos_netserver
f402916e 772 bzlib
27a9466b 773 fastdiv
c88f5d72
MR
774 ffmpeg
775 ffplay
776 ffserver
1848f7d9 777 fft
4f034993 778 golomb
c88f5d72 779 gpl
ecfc4f44 780 gprof
d8d0d0b2 781 gray
3abe5fbd 782 hardcoded_tables
c88f5d72 783 ipv6
f5a756ef
DB
784 libamr_nb
785 libamr_wb
f7b8bffe 786 libdc1394
690bfceb 787 libdirac
2eed5a46
DB
788 libfaac
789 libfaad
790 libfaadbin
c88f5d72 791 libgsm
6ebe07fb 792 libmp3lame
c88f5d72 793 libnut
9a77d59a 794 libopenjpeg
f7cd9eed 795 libschroedinger
ae14f311 796 libspeex
150d2772 797 libtheora
c88f5d72 798 libvorbis
1cc60c47
DB
799 libx264
800 libxvid
47a158cb 801 mdct
c88f5d72 802 memalign_hack
a8150374 803 mlib
c88f5d72
MR
804 mpegaudio_hp
805 network
3fe142e2 806 nonfree
4a24ab64 807 postproc
2b4c3615 808 powerpc_perf
68602540 809 rdft
e90f5b5a 810 runtime_cpudetect
2e35e684 811 shared
bd2216e4 812 small
2e35e684 813 static
a9ddb5b1 814 swscale_alpha
56a059ac 815 x11grab
c88f5d72 816 zlib
4a0d6686 817"
c88f5d72 818
8eee7025
DB
819THREADS_LIST='
820 beosthreads
d22e8442 821 os2threads
8eee7025
DB
822 pthreads
823 w32threads
824'
825
3f5b56e5
MR
826ARCH_LIST='
827 alpha
a2fc0f6a 828 arm
3f5b56e5
MR
829 bfin
830 ia64
831 m68k
832 mips
833 parisc
79cb09b2 834 ppc
3f5b56e5
MR
835 s390
836 sh4
837 sparc
838 sparc64
839 x86
840 x86_32
841 x86_64
842'
843
844ARCH_EXT_LIST='
1ac9331a 845 altivec
3bf96eec 846 amd3dnow
a1ef9f08 847 amd3dnowext
1ac9331a 848 armv5te
edab3048 849 armv6
ab5cb084 850 armv6t2
f55b299a 851 armvfp
3f5b56e5
MR
852 iwmmxt
853 mmi
854 mmx
d7f0920b 855 mmx2
6b18d278 856 neon
799fde37 857 ppc4xx
1bb04d5a 858 sse
9eeed841 859 ssse3
bd9d34a0 860 vis
3f5b56e5
MR
861'
862
863HAVE_LIST="
864 $ARCH_EXT_LIST
865 $THREADS_LIST
35fd8122 866 alsa_asoundlib_h
3f5b56e5 867 altivec_h
c9fdab0d 868 arpa_inet_h
6bd859d6 869 bswap
ecf97f22 870 closesocket
1ac9331a 871 cmov
e16e49ac 872 conio_h
c88f5d72 873 dcbzl
f8aa696f
DB
874 dev_bktr_ioctl_bt848_h
875 dev_bktr_ioctl_meteor_h
876 dev_ic_bt8xx_h
877 dev_video_meteor_ioctl_meteor_h
878 dev_video_bktr_ioctl_bt848_h
18b67ae5 879 dlfcn_h
c88f5d72 880 dlopen
bc574408 881 dos_paths
245626d0
DB
882 ebp_available
883 ebx_available
c2a29455 884 fast_64bit
7073e9fc 885 fast_cmov
7b829d2a 886 fast_unaligned
9d99cc5a 887 fork
da9e86f8 888 gethrtime
4e68cb8a 889 GetProcessTimes
66be5b45 890 getrusage
2e1913b1 891 inet_aton
61d251db 892 inline_asm
9f5ff83f 893 ldbrx
0b4a1821
AS
894 libdc1394_1
895 libdc1394_2
a33cab3a
MK
896 llrint
897 lrint
c88f5d72 898 lrintf
e4673692 899 lzo1x_999_compress
f8aa696f
DB
900 machine_ioctl_bt848_h
901 machine_ioctl_meteor_h
c88f5d72
MR
902 malloc_h
903 memalign
6ffa87d3 904 mkstemp
b4e806b2 905 pld
1f91cdce 906 posix_memalign
9cafbd6c 907 ppc64
a33cab3a
MK
908 round
909 roundf
c88f5d72
MR
910 sdl
911 sdl_video_size
b507ebd1 912 setmode
72be9e73 913 socklen_t
deb29777 914 soundcard_h
f8cda19e 915 poll_h
b58412f1 916 sys_mman_h
b091aa44 917 sys_resource_h
81644c2e 918 sys_select_h
deb29777 919 sys_soundcard_h
1b6e8b73 920 sys_videoio_h
d3a4b4e0 921 ten_operands
e16e49ac 922 termios_h
b265431e 923 threads
7b04b8a0 924 truncf
7c5bfe7a 925 VirtualAlloc
6ff3f3e7 926 winsock2_h
cc078b5d 927 xform_asm
304d586d 928 yasm
0cb78cef 929"
44161118 930
b6bb00b0
MR
931# options emitted with CONFIG_ prefix but not available on command line
932CONFIG_EXTRA="
b6bb00b0
MR
933"
934
520cc7f1 935CMDLINE_SELECT="
3f5b56e5 936 $ARCH_EXT_LIST
520cc7f1 937 $CONFIG_LIST
8eee7025 938 $THREADS_LIST
db6107b6 939 cross_compile
520cc7f1
MR
940 debug
941 extra_warnings
8c6afa4d 942 logging
d2bbb2f7 943 optimizations
87a0fb62 944 stripping
7595a5e4 945 yasm
520cc7f1 946"
426be5dc
DB
947
948PATHS_LIST='
d156bede 949 bindir
14a8acf1 950 datadir
26759c44
MR
951 incdir
952 libdir
26759c44
MR
953 mandir
954 prefix
955 shlibdir
426be5dc
DB
956'
957
958CMDLINE_SET="
959 $PATHS_LIST
960 arch
313c46a6 961 as
426be5dc
DB
962 build_suffix
963 cc
964 cpu
965 cross_prefix
ac63af34 966 extra_version
9da6609f
MR
967 host_cc
968 host_cflags
969 host_ldflags
970 host_libs
82bb3329 971 host_os
426be5dc 972 logfile
89641463 973 nm
26759c44 974 source_path
c5200f17
MR
975 sysinclude
976 sysroot
a7ada2ba 977 target_exec
26759c44 978 target_os
a7ada2ba 979 target_path
426be5dc 980"
520cc7f1 981
912f3148
DB
982# code dependency declarations
983
9eeed841 984# architecture extensions
79cb09b2 985altivec_deps="ppc"
3bf96eec 986amd3dnow_deps="mmx"
a1ef9f08 987amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
988armv5te_deps="arm"
989armv6_deps="arm"
ab5cb084 990armv6t2_deps="arm"
a2fc0f6a
MR
991armvfp_deps="arm"
992iwmmxt_deps="arm"
e241ba14 993mmi_deps="mips"
9eeed841 994mmx_deps="x86"
75aa95a6 995mmx2_deps="mmx"
a2fc0f6a 996neon_deps="arm"
799fde37 997ppc4xx_deps="ppc"
75aa95a6
DB
998sse_deps="mmx"
999ssse3_deps="sse"
bd9d34a0 1000vis_deps="sparc"
9eeed841 1001
5666fd73 1002# decoders / encoders / hardware accelerators
47a158cb 1003aac_decoder_select="fft mdct"
d8d12c15 1004ac3_decoder_deps="gpl"
47a158cb
MR
1005ac3_decoder_select="fft mdct"
1006atrac3_decoder_select="fft mdct"
4f034993 1007cavs_decoder_select="golomb"
47a158cb 1008cook_decoder_select="fft mdct"
2eef7c62 1009cscd_decoder_suggest="zlib"
47a158cb 1010dca_decoder_select="fft mdct"
e8ed9b7a 1011dnxhd_encoder_select="aandct"
2eef7c62 1012dxa_decoder_select="zlib"
406ab5cc 1013eac3_decoder_deps="gpl"
47a158cb 1014eac3_decoder_select="fft mdct"
e8ed9b7a 1015eatgq_decoder_select="aandct"
d52b39c7 1016eatqi_decoder_select="aandct"
4f034993
MR
1017ffv1_decoder_select="golomb"
1018flac_decoder_select="golomb"
1019flac_encoder_select="golomb"
2eef7c62
AJ
1020flashsv_decoder_select="zlib"
1021flashsv_encoder_select="zlib"
e8ed9b7a
DB
1022flv_encoder_select="aandct"
1023h261_encoder_select="aandct"
1024h263_encoder_select="aandct"
ff418735 1025h263_vaapi_hwaccel_deps="va_va_h"
e8ed9b7a 1026h263p_encoder_select="aandct"
4f034993 1027h264_decoder_select="golomb"
ff418735 1028h264_vaapi_hwaccel_deps="va_va_h"
711dae77 1029h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb 1030imc_decoder_select="fft mdct"
4f034993
MR
1031jpegls_decoder_select="golomb"
1032jpegls_encoder_select="golomb"
e8ed9b7a 1033ljpeg_encoder_select="aandct"
4f034993 1034loco_decoder_select="golomb"
e8ed9b7a
DB
1035mjpeg_encoder_select="aandct"
1036mpeg1video_encoder_select="aandct"
1037mpeg2video_encoder_select="aandct"
1038mpeg4_encoder_select="aandct"
711dae77
DB
1039mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1040mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
ff418735
GB
1041mpeg2_vaapi_hwaccel_deps="va_va_h"
1042mpeg4_vaapi_hwaccel_deps="va_va_h"
8f6f050a 1043mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1044msmpeg4v1_encoder_select="aandct"
1045msmpeg4v2_encoder_select="aandct"
1046msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1047nellymoser_decoder_select="fft mdct"
1048nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1049png_decoder_select="zlib"
1050png_encoder_select="zlib"
63cae55d 1051qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1052rv10_encoder_select="aandct"
1053rv20_encoder_select="aandct"
d52b39c7
AJ
1054rv30_decoder_select="golomb"
1055rv40_decoder_select="golomb"
4f034993
MR
1056shorten_decoder_select="golomb"
1057sonic_decoder_select="golomb"
1058sonic_encoder_select="golomb"
1059sonic_ls_encoder_select="golomb"
1060svq3_decoder_select="golomb"
bee2eac5 1061svq3_decoder_suggest="zlib"
2eef7c62
AJ
1062tiff_decoder_suggest="zlib"
1063tiff_encoder_suggest="zlib"
1064tscc_decoder_select="zlib"
ff418735 1065vc1_vaapi_hwaccel_deps="va_va_h"
711dae77 1066vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb
MR
1067vorbis_decoder_select="fft mdct"
1068vorbis_encoder_select="fft mdct"
1069wmav1_decoder_select="fft mdct"
1070wmav1_encoder_select="fft mdct"
1071wmav2_decoder_select="fft mdct"
1072wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1073wmv1_encoder_select="aandct"
1074wmv2_encoder_select="aandct"
ff418735 1075wmv3_vaapi_hwaccel_deps="va_va_h"
711dae77 1076wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2eef7c62
AJ
1077zlib_decoder_select="zlib"
1078zlib_encoder_select="zlib"
1079zmbv_decoder_select="zlib"
1080zmbv_encoder_select="zlib"
30fd06be 1081
912f3148 1082# external libraries
f5a756ef
DB
1083libamr_nb_decoder_deps="libamr_nb"
1084libamr_nb_encoder_deps="libamr_nb"
1085libamr_wb_decoder_deps="libamr_wb"
1086libamr_wb_encoder_deps="libamr_wb"
1b71f045 1087libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1088libdirac_encoder_deps="libdirac"
c9171a83 1089libfaac_encoder_deps="libfaac"
69ddbd1d 1090libfaad_decoder_deps="libfaad"
4ec45764 1091libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1092libgsm_decoder_deps="libgsm"
1093libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1094libgsm_ms_decoder_deps="libgsm"
1095libgsm_ms_encoder_deps="libgsm"
1cc60c47 1096libmp3lame_encoder_deps="libmp3lame"
9a77d59a 1097libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1098libschroedinger_decoder_deps="libschroedinger"
1099libschroedinger_encoder_deps="libschroedinger"
ae14f311 1100libspeex_decoder_deps="libspeex"
150d2772 1101libtheora_encoder_deps="libtheora"
b0caf888 1102libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1103libx264_encoder_deps="libx264"
1104libxvid_encoder_deps="libxvid"
30fd06be 1105
912f3148 1106# demuxers / muxers
03a76ba9 1107ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1108alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1109alsa_demuxer_extralibs="-lasound"
1110alsa_muxer_deps="alsa_asoundlib_h"
1111alsa_muxer_extralibs="-lasound"
50383e88 1112audio_beos_demuxer_deps="audio_beos"
4ec45764 1113audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1114audio_beos_muxer_deps="audio_beos"
4ec45764 1115audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1116avisynth_demuxer_deps="avisynth"
73483024 1117bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1118dirac_demuxer_deps="dirac_parser"
fe9bb347 1119dv1394_demuxer_deps="dv1394 dv_demuxer"
80ff8a16
OG
1120jack_demuxer_deps="jack_jack_h"
1121jack_demuxer_extralibs="-ljack"
f7b8bffe 1122libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1123libnut_demuxer_deps="libnut"
1124libnut_muxer_deps="libnut"
2eef7c62
AJ
1125matroska_demuxer_suggest="zlib bzlib"
1126mov_demuxer_suggest="zlib"
4bd8e17c 1127mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1128oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1129oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1130redir_demuxer_deps="network"
8eb793c4 1131rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1132rtsp_demuxer_deps="sdp_demuxer"
1133sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1134v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1135v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1136vfwcap_demuxer_deps="capCreateCaptureWindow"
1137vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1138x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1139x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1140
912f3148 1141# protocols
3fff6382 1142gopher_protocol_deps="network"
c08fb000
AB
1143http_protocol_deps="network"
1144rtp_protocol_deps="udp_protocol"
1145tcp_protocol_deps="network"
1146udp_protocol_deps="network"
1147
f7679c54 1148# filters
81124ba0 1149movie_filter_deps="avfilter_lavf"
f7679c54 1150
912f3148 1151# programs
fa859b4d 1152ffplay_deps="sdl"
6ad42348 1153ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1154ffserver_extralibs='$ldl'
a2830dca 1155
912f3148 1156
de6d9b64 1157# default parameters
8a608357 1158
2ba042a7 1159logfile="config.err"
8a608357
MR
1160
1161# installation paths
c9d19248
MR
1162prefix_default="/usr/local"
1163bindir_default='${prefix}/bin'
14a8acf1 1164datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1165incdir_default='${prefix}/include'
1166libdir_default='${prefix}/lib'
1167mandir_default='${prefix}/share/man'
1168shlibdir_default="$libdir_default"
8a608357
MR
1169
1170# toolchain
11e6d03a 1171ar="ar"
13c7df3d 1172cc_default="gcc"
9da6609f 1173host_cc_default="gcc"
11e6d03a 1174ln_s="ln -sf"
89641463 1175nm_default="nm"
11e6d03a 1176objformat="elf"
be7109c1 1177ranlib="ranlib"
0f3cb305 1178strip="strip"
11e6d03a 1179yasmexe="yasm"
8a608357
MR
1180
1181# machine
5e622c40 1182arch=$(uname -m)
38d0a8aa 1183cpu="generic"
8a608357 1184
8a608357 1185# OS
4f854758 1186target_os=$(tolower $(uname -s))
82bb3329 1187host_os=$target_os
8a608357 1188
8a608357 1189# configurable options
497237c7 1190enable debug
aa033b1e 1191enable fastdiv
497237c7
RP
1192enable ffmpeg
1193enable ffplay
1194enable ffserver
1195enable ipv6
497237c7
RP
1196enable mpegaudio_hp
1197enable network
8400d6b8 1198enable optimizations
497237c7 1199enable protocols
530dc538 1200enable static
87a0fb62 1201enable stripping
a9ddb5b1 1202enable swscale_alpha
8a608357 1203
8a608357 1204# build settings
11a9d3e8 1205add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1206SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1207FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1208LIBPREF="lib"
1209LIBSUF=".a"
c5f14466
RP
1210FULLNAME='$(NAME)$(BUILDSUF)'
1211LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1212SLIBPREF="lib"
1213SLIBSUF=".so"
c5f14466 1214SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1215SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1216SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1217LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1218
9da6609f
MR
1219host_cflags='-O3 -g -Wall'
1220host_libs='-lm'
1221
a7ada2ba
MR
1222target_path='.'
1223
0d7dca36
DB
1224# gcc stupidly only outputs the basename of targets with -MM, but we need the
1225# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1226DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1227
c597172e 1228# find source path
5e622c40 1229source_path="$(dirname "$0")"
497237c7 1230enable source_path_used
c597172e 1231if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1232 source_path="$(pwd)"
497237c7 1233 disable source_path_used
c597172e 1234else
5e622c40 1235 source_path="$(cd "$source_path"; pwd)"
c597172e 1236 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1237 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1238 test -e "$source_path/config.h" &&
1239 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1240fi
1241
13cbe2c0
MR
1242for v in "$@"; do
1243 r="${v#*=}"
1244 l="${v%$r}"
1245 test "$r" = "${r#* }" || r="'$r'"
1246 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1247done
c597172e 1248
73ef8980
MR
1249find_things(){
1250 thing=$1
1251 pattern=$2
1252 file=$source_path/$3
932ccf39 1253 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1254}
1255
1256ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1257DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1258HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1259PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1260BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1261MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1262DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1263OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1264INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1265PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1266FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1267
7483e694
DB
1268enable $ARCH_EXT_LIST \
1269 $DECODER_LIST \
1270 $ENCODER_LIST \
5666fd73 1271 $HWACCEL_LIST \
7483e694
DB
1272 $PARSER_LIST \
1273 $BSF_LIST \
1274 $DEMUXER_LIST \
1275 $MUXER_LIST \
f7679c54 1276 $FILTER_LIST \
7483e694
DB
1277 $PROTOCOL_LIST \
1278 $INDEV_LIST \
1279 $OUTDEV_LIST \
c597172e
MR
1280
1281die_unknown(){
1282 echo "Unknown option \"$1\"."
1283 echo "See $0 --help for available options."
1284 exit 1
1285}
1286
794f8e97 1287show_list() {
bf0c4afa
RP
1288 suffix=_$1
1289 shift
1290 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1291 exit 0
1292}
1293
c597172e 1294for opt do
7483e694
DB
1295 optval="${opt#*=}"
1296 case "$opt" in
0f010b2f 1297 --extra-cflags=*) add_cflags $optval
7483e694 1298 ;;
0f010b2f 1299 --extra-ldflags=*) add_ldflags $optval
7483e694 1300 ;;
0f010b2f 1301 --extra-libs=*) add_extralibs $optval
7483e694 1302 ;;
8fb1cb58 1303 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1304 ;;
40bcf4c7
BL
1305 --enable-debug=*) debuglevel="$optval"
1306 ;;
7483e694 1307 --enable-*=*|--disable-*=*)
5e622c40 1308 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1309 case "$thing" in
5666fd73 1310 encoder|decoder|hwaccel|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1311 *) die_unknown "$opt" ;;
1312 esac
1313 ;;
1314 --enable-?*|--disable-?*)
5e622c40 1315 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55
MR
1316 if is_in $option $COMPONENT_LIST; then
1317 eval $action \$$(toupper ${option%s})_LIST
1318 elif is_in $option $CMDLINE_SELECT; then
1319 $action $option
1320 else
1321 die_unknown $opt
1322 fi
7483e694
DB
1323 ;;
1324 --list-*)
1325 NAME="${opt#--list-}"
1326 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1327 NAME=${NAME%s}
1328 eval show_list $NAME \$$(toupper $NAME)_LIST
1329 ;;
1330 --help|-h) show_help
1331 ;;
1332 *)
884a36a7 1333 optname="${opt%%=*}"
26759c44
MR
1334 optname="${optname#--}"
1335 optname=$(echo "$optname" | sed 's/-/_/g')
1336 is_in $optname $CMDLINE_SET || die_unknown $opt
1337 eval $optname='$optval'
7483e694
DB
1338 ;;
1339 esac
c597172e
MR
1340done
1341
bcea99bb
MR
1342disabled logging && logfile=/dev/null
1343
13cbe2c0 1344echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1345set >> $logfile
1346
9da6609f
MR
1347test -n "$cross_prefix" && enable cross_compile
1348
adb2b908 1349ar="${cross_prefix}${ar}"
11e6d03a 1350cc_default="${cross_prefix}${cc_default}"
20e0ed95 1351nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1352ranlib="${cross_prefix}${ranlib}"
1353strip="${cross_prefix}${strip}"
1354
c5200f17
MR
1355sysinclude_default="${sysroot}/usr/include"
1356
75800dce
MR
1357set_default cc nm sysinclude
1358as_default=$cc
9da6609f
MR
1359enabled cross_compile || host_cc_default=$cc
1360set_default host_cc
13c7df3d 1361
82bb3329
MR
1362exesuf() {
1363 case $1 in
1364 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1365 esac
1366}
1367
1368EXESUF=$(exesuf $target_os)
1369HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1370
e4e69e0b 1371# set temporary file name
a49d42c2 1372: ${TMPDIR:=$TEMPDIR}
c51fafa1 1373: ${TMPDIR:=$TMP}
a49d42c2 1374: ${TMPDIR:=/tmp}
e4e69e0b 1375
54460a83
MR
1376if ! check_cmd type mktemp; then
1377 # simple replacement for missing mktemp
1378 # NOT SAFE FOR GENERAL USE
1379 mktemp(){
1380 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1381 }
1382fi
1383
1384tmpfile(){
1385 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1386 (set -C; exec > $tmp) 2>/dev/null ||
1387 die "Unable to create temoporary file in $TMPDIR."
1388 append TMPFILES $tmp
1389 eval $1=$tmp
1390}
1391
1392trap 'rm -f -- $TMPFILES' EXIT
1393trap exit HUP INT TERM
1394
1395tmpfile TMPC .c
1396tmpfile TMPE $EXESUF
1397tmpfile TMPH .h
1398tmpfile TMPO .o
1399tmpfile TMPS .S
1400tmpfile TMPSH .sh
1401
1402unset -f mktemp
e4e69e0b 1403
993f2d0f
MR
1404# make sure we can execute files in $TMPDIR
1405cat > $TMPSH 2>> $logfile <<EOF
1406#! /bin/sh
1407EOF
1408chmod +x $TMPSH >> $logfile 2>&1
1409if ! $TMPSH >> $logfile 2>&1; then
1410 cat <<EOF
1411Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1412variable to another directory and make sure that it is not mounted noexec.
1413EOF
1414 die "Sanity test failed."
1415fi
993f2d0f 1416
3a636b6f 1417if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1418 cc_type=gcc
1419elif $cc --version 2>/dev/null | grep -q Intel; then
1420 cc_type=icc
1421elif $cc -v 2>&1 | grep -q xlc; then
1422 cc_type=xlc
df442a8d
MR
1423elif $cc -V 2>/dev/null | grep -q Compaq; then
1424 cc_type=ccc
1425 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1426 debuglevel=3
df442a8d 1427 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1428elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1429 test -d "$sysroot" || die "No valid sysroot specified."
1430 cc_type=armcc
1431 armcc_conf="$PWD/armcc.conf"
1432 $cc --arm_linux_configure \
1433 --arm_linux_config_file="$armcc_conf" \
1434 --configure_sysroot="$sysroot" \
1435 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1436 die "Error creating armcc configuration file."
1437 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1438 as_default="${cross_prefix}gcc"
629687f6
MR
1439fi
1440
1441test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1442
75800dce
MR
1443set_default as
1444
154d432c
MR
1445if test -n "$sysroot"; then
1446 case "$cc_type" in
1447 gcc)
1448 add_cflags --sysroot="$sysroot"
1449 add_ldflags --sysroot="$sysroot"
1450 ;;
1451 esac
1452fi
1453
993f2d0f
MR
1454# compiler sanity check
1455check_exec <<EOF
1456int main(void){ return 0; }
1457EOF
1458if test "$?" != 0; then
1459 echo "$cc is unable to create an executable file."
1460 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1461 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1462 echo "Only do this if you know what cross compiling means."
1463 fi
1464 die "C compiler test failed."
1465fi
1466
e9b9a2f8 1467check_cflags -std=c99
9d821fc2
DB
1468check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64
1469#include <stdlib.h>
1470EOF
1471check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE
1472#include <stdlib.h>
1473EOF
e9b9a2f8 1474
b24dbcbd 1475case "$arch" in
b24dbcbd
RP
1476 alpha)
1477 arch="alpha"
1478 enable fast_64bit
c0a02a3e 1479 check_cflags -mieee
b24dbcbd 1480 ;;
cfdb6148
MR
1481 arm|armv[4567]*l)
1482 arch="arm"
b24dbcbd 1483 ;;
f4870943
MR
1484 avr32)
1485 ;;
cfdb6148
MR
1486 bfin)
1487 arch="bfin"
1488 ;;
1489 ia64)
1490 arch="ia64"
b24dbcbd 1491 enable fast_64bit
cfdb6148
MR
1492 ;;
1493 m68k)
1494 arch="m68k"
b24dbcbd 1495 ;;
de3a1240 1496 mips|mipsel|IP*)
b24dbcbd
RP
1497 arch="mips"
1498 ;;
de3a1240
DB
1499 mips64)
1500 arch="mips"
1501 enable fast_64bit
1502 ;;
61597a98 1503 parisc|hppa)
b24dbcbd
RP
1504 arch="parisc"
1505 ;;
61597a98 1506 parisc64|hppa64)
b24dbcbd
RP
1507 arch="parisc"
1508 enable fast_64bit
1509 ;;
cfdb6148
MR
1510 "Power Macintosh"|ppc|powerpc)
1511 arch="ppc"
1512 enable fast_unaligned
1513 ;;
1514 ppc64)
1515 arch="ppc"
1516 enable fast_64bit
1517 enable fast_unaligned
1518 ;;
b24dbcbd
RP
1519 s390|s390x)
1520 arch="s390"
1521 ;;
cfdb6148
MR
1522 sh4|sh)
1523 arch="sh4"
b24dbcbd 1524 ;;
cfdb6148
MR
1525 sparc)
1526 arch="sparc"
1527 ;;
1528 sun4u|sparc64)
1529 arch="sparc"
1530 subarch="sparc64"
b24dbcbd
RP
1531 enable fast_64bit
1532 ;;
cfdb6148
MR
1533 i386|i486|i586|i686|i86pc|BePC)
1534 arch="x86"
1535 subarch="x86_32"
1536 enable fast_unaligned
1537 ;;
1538 x86_64|amd64)
1539 arch="x86"
1540 subarch="x86_32"
1541 enable cmov
1542 enable fast_cmov
1543 enable fast_unaligned
1544 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1545 int test[sizeof(char*) - 7];
1546EOF
b24dbcbd
RP
1547 ;;
1548 *)
1549 arch="unknown"
1550 ;;
1551esac
1552
62045d48 1553enable $arch $subarch
b24dbcbd 1554
7483e694 1555# OS specific
4f854758 1556case $target_os in
7483e694 1557 beos|haiku|zeta)
c9d19248 1558 prefix_default="$HOME/config"
7483e694 1559 # helps building libavcodec
0f010b2f 1560 add_cflags -DPIC -fomit-frame-pointer
7483e694 1561 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1562 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1563 case "$gcc_version" in
1564 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1565 disable mmx
1566 ;;
1567 *20010315*) echo "BeBits gcc"
0f010b2f 1568 add_cflags -fno-expensive-optimizations
7483e694
DB
1569 ;;
1570 esac
7483e694
DB
1571 SHFLAGS=-nostart
1572 # enable BeOS things
1573 enable audio_beos
1574 # no need for libm, but the inet stuff
1575 # Check for BONE
1576 # XXX: actually should check for NOT net_server
78fe7631 1577 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1578 network_extralibs="-lbind -lsocket"
1579 else
1580 enable beos_netserver
1581 network_extralibs="-lnet"
1582 fi ;;
1583 sunos)
1584 FFSERVERLDFLAGS=""
9987769a 1585 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1586 network_extralibs="-lsocket -lnsl"
e193c74e 1587 add_cflags -D__EXTENSIONS__
7483e694
DB
1588 ;;
1589 netbsd)
1590 oss_demuxer_extralibs="-lossaudio"
1591 oss_muxer_extralibs="-lossaudio"
1592 ;;
1593 openbsd)
1594 disable need_memalign
1595 LIBOBJFLAGS='$(PIC)'
7483e694 1596 SHFLAGS='-shared'
7483e694
DB
1597 oss_demuxer_extralibs="-lossaudio"
1598 oss_muxer_extralibs="-lossaudio"
1599 ;;
1600 freebsd)
1601 disable need_memalign
1602 ;;
1603 bsd/os)
1604 osextralibs="-lpoll -lgnugetopt"
1605 strip="strip -d"
1606 ;;
1607 darwin)
1608 disable need_memalign
0138c54e 1609 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1610 strip="strip -x"
1611 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1612 SLIBSUF=".dylib"
1613 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1614 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1615 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1616 objformat="macho"
1b0f6fb8 1617 enabled x86_64 && objformat="macho64"
7483e694
DB
1618 ;;
1619 mingw32*)
4f854758 1620 target_os=mingw32
dcc01c06 1621 LIBTARGET=i386
1fc9fb8a 1622 if enabled x86_64; then
dcc01c06
RP
1623 disable need_memalign
1624 LIBTARGET=x64
1625 fi
fbd971a4 1626 shlibdir_default="$bindir_default"
7483e694
DB
1627 disable ffserver
1628 SLIBPREF=""
1629 SLIBSUF=".dll"
7483e694
DB
1630 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1631 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1632 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1633 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1634 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1635 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1636 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1637 objformat="win32"
bc574408 1638 enable dos_paths
1894e741 1639 check_cflags -fno-common
b1549d61 1640 if ! enabled x86_64; then
f7ad5aa2
RP
1641 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1642 die "ERROR: MinGW runtime version must be >= 3.15."
1643 enabled_any avisynth vfwcap_demuxer &&
1644 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1645 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1646 fi
7483e694
DB
1647 ;;
1648 cygwin*)
4f854758 1649 target_os=cygwin
fbd971a4 1650 shlibdir_default="$bindir_default"
7483e694
DB
1651 SLIBPREF="cyg"
1652 SLIBSUF=".dll"
1653 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1654 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1655 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1656 objformat="win32"
bc574408 1657 enable dos_paths
1894e741 1658 check_cflags -fno-common
7483e694 1659 ;;
4f365f37 1660 *-dos|freedos|opendos)
fdf11906 1661 disable ffplay ffserver
4f365f37
MK
1662 disable $INDEV_LIST $OUTDEV_LIST
1663 network_extralibs="-lsocket"
ff1c015d 1664 objformat="coff"
bc574408 1665 enable dos_paths
4f365f37 1666 ;;
7483e694 1667 linux)
7483e694
DB
1668 enable dv1394
1669 ;;
1670 irix*)
4f854758 1671 target_os=irix
7483e694
DB
1672 ranlib="echo ignoring ranlib"
1673 ;;
d22e8442 1674 os/2*)
d22e8442
DY
1675 strip="lxlite"
1676 ln_s="cp -f"
d22e8442 1677 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1678 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1679 FFSERVERLDFLAGS=""
287d3b13 1680 LIBSUF="_s.a"
d22e8442
DY
1681 SLIBPREF=""
1682 SLIBSUF=".dll"
1683 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1684 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1685 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1686 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1687 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1688 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1689 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1690 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1691 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1692 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1693 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1694 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1695 enable dos_paths
d22e8442
DY
1696 ;;
1697
7483e694 1698 *)
4f924f9a 1699 die "Unknown OS '$target_os'."
7483e694
DB
1700 ;;
1701esac
1702
c9d19248
MR
1703set_default $PATHS_LIST
1704
c597172e 1705add_extralibs $osextralibs
de6d9b64 1706
28d8e661
DB
1707# Combine FFLDFLAGS and the LDFLAGS environment variable.
1708LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1709
320d060a 1710# we need to build at least one lib type
93b3c083 1711if ! enabled_any static shared; then
320d060a
DB
1712 cat <<EOF
1713At least one library type must be built.
1714Specify --enable-static to build the static libraries or --enable-shared to
1715build the shared libraries as well. To only build the shared libraries specify
1716--disable-static in addition to --enable-shared.
1717EOF
1718 exit 1;
1719fi
1720
abc4e572 1721disabled static && LIBNAME=""
2a320695 1722
a2234ceb
RP
1723if enabled_any libfaad libfaadbin ; then
1724 if check_header faad.h; then
295b8c70 1725 check_cc <<EOF
a2234ceb
RP
1726#include <faad.h>
1727#ifndef FAAD2_VERSION
1728ok faad1
1729#endif
db817cf3 1730int main(void) { return 0; }
a2234ceb
RP
1731EOF
1732 test $? = 0 && enable libfaad2
1733 else
ff3dac65 1734 die "FAAD test failed."
a2234ceb
RP
1735 fi
1736fi
1737
1738
2184c6f7
DB
1739die_license_disabled() {
1740 enabled $1 || enabled $2 && die "$2 is $1 and --enable-$1 is not specified."
1741}
1742
1743die_license_disabled gpl libfaad2
1744die_license_disabled gpl libx264
1745die_license_disabled gpl libxvid
1746die_license_disabled gpl postproc
1747die_license_disabled gpl x11grab
1748
1749die_license_disabled nonfree libamr_nb
1750die_license_disabled nonfree libamr_wb
b2e3c528 1751
3fe142e2 1752
9eeed841 1753check_deps $ARCH_EXT_LIST
0f3cb305 1754
5d323602
MR
1755test -z "$need_memalign" && need_memalign="$mmx"
1756
cf9d24ad 1757#Darwin CC versions
4f854758 1758if test $target_os = darwin; then
629687f6 1759 if enabled xlc; then
0f010b2f 1760 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1761 else
0f010b2f
DB
1762 add_cflags -pipe
1763 check_cflags -force_cpusubtype_ALL
1764 check_cflags -Wno-sign-compare
f946a9a4 1765 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1766 fi
2a1a6b64
MN
1767fi
1768
40617a6d 1769disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1770
a4adb608 1771# Add processor-specific flags
38d0a8aa 1772if test $cpu != "generic"; then
bc8ec47b
MR
1773 warn_altivec(){
1774 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1775 }
38d0a8aa 1776 case $cpu in
bb270c08 1777 601|ppc601|PowerPC601)
0f010b2f 1778 add_cflags -mcpu=601
bc8ec47b 1779 warn_altivec enabled PPC601
bb270c08
DB
1780 ;;
1781 603*|ppc603*|PowerPC603*)
0f010b2f 1782 add_cflags -mcpu=603
bc8ec47b 1783 warn_altivec enabled PPC603
bb270c08
DB
1784 ;;
1785 604*|ppc604*|PowerPC604*)
0f010b2f 1786 add_cflags -mcpu=604
bc8ec47b 1787 warn_altivec enabled PPC604
bb270c08
DB
1788 ;;
1789 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1790 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1791 warn_altivec enabled PPC75x
bb270c08
DB
1792 ;;
1793 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1794 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1795 warn_altivec disabled PPC745x
bb270c08
DB
1796 ;;
1797 74*|ppc74*|PowerPC74*)
0f010b2f 1798 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1799 warn_altivec disabled PPC74xx
bb270c08
DB
1800 ;;
1801 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1802 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1803 warn_altivec disabled PPC970
9cafbd6c 1804 enable ppc64
bb270c08 1805 ;;
e07e357d 1806 Cell|CELL|cell)
0f010b2f 1807 add_cflags -mcpu=cell
e07e357d 1808 warn_altivec disabled Cell
9f5ff83f 1809 enable ppc64 ldbrx
e07e357d 1810 ;;
e7768fc5
GP
1811 # targets that do NOT support conditional mov (cmov)
1812 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1813 add_cflags -march=$cpu
497237c7 1814 disable cmov
e7768fc5
GP
1815 ;;
1816 # targets that do support conditional mov (cmov)
416519dd 1817 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1818 add_cflags -march=$cpu
497237c7
RP
1819 enable cmov
1820 enable fast_cmov
94e4c3a3
GP
1821 ;;
1822 # targets that do support conditional mov but on which it's slow
800a5a19 1823 pentium4|pentium4m|prescott|nocona)
0f010b2f 1824 add_cflags -march=$cpu
497237c7
RP
1825 enable cmov
1826 disable fast_cmov
bb270c08 1827 ;;
d7b34d08 1828 sparc64)
0f010b2f 1829 add_cflags -mcpu=v9
d7b34d08 1830 ;;
f2e49553 1831 arm11*|cortex*)
0f010b2f 1832 add_cflags -mcpu=$cpu
f2e49553
MR
1833 enable fast_unaligned
1834 ;;
0223bd6f 1835 armv*)
0f010b2f 1836 add_cflags -march=$cpu
0223bd6f 1837 ;;
f2e49553 1838 arm*)
0f010b2f 1839 add_cflags -mcpu=$cpu
6b19786b 1840 ;;
1cd11856 1841 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1842 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1843 ;;
e4ddc8ed
MR
1844 bf*)
1845 add_cflags -mcpu=$cpu
1846 ;;
bb270c08 1847 *)
7483e694 1848 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1849 ;;
a4adb608
MN
1850 esac
1851fi
1852
b4d96ba2
MR
1853check_cc <<EOF || die "Symbol mangling check failed."
1854int ff_extern;
1855EOF
2f05d9c1 1856sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1857extern_prefix=${sym%%ff_extern*}
1858
f65883c8
MR
1859check_cc <<EOF && enable inline_asm
1860void foo(void) { __asm__ volatile ("" ::); }
1861EOF
61d251db 1862
9eeed841 1863if enabled x86; then
44965991
PI
1864 # check whether EBP is available on x86
1865 # As 'i' is stored on the stack, this program will crash
1866 # if the base pointer is used to access it because the
1867 # base pointer is cleared in the inline assembly code.
7dfef245 1868 check_exec_crash <<EOF && enable ebp_available
44965991 1869 volatile int i=0;
be449fca 1870 __asm__ volatile (
44965991
PI
1871 "xorl %%ebp, %%ebp"
1872 ::: "%ebp");
1873 return i;
44965991
PI
1874EOF
1875
1876 # check wether EBX is available on x86
940f335a 1877 check_asm ebx_available '"":::"%ebx"'
8e380710 1878
d3a4b4e0
DB
1879 # check whether more than 10 operands are supported
1880 check_cc <<EOF && enable ten_operands
1881int main(void) {
1882 int x=0;
1883 __asm__ volatile(
1884 ""
1885 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1886 );
1887 return 0;
1888}
1889EOF
1890
d7f0920b 1891 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1892 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1893 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1894
1895 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1896
d52481b9 1897 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1898 enabled x86_64 && append YASMFLAGS "-m amd64"
1899 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1900 case "$objformat" in
1901 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1902 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1903 *) append YASMFLAGS "-DPREFIX" ;;
1904 esac
7595a5e4 1905 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1906fi
1907
87ea51e0
LB
1908# check for assembler specific support
1909
5b6c2cbd 1910enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1911enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1912enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1913
57bd82d4
MR
1914# check for SIMD availability
1915
115329f1 1916# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1917if enabled altivec; then
3ed1a2ee
DB
1918 check_cflags -maltivec -mabi=altivec &&
1919 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1920 check_cflags -faltivec
b6e52719 1921
0182fee8 1922 # check if our compiler supports Motorola AltiVec C API
497237c7 1923 check_cc <<EOF || disable altivec
dcd479c0 1924$inc_altivec_h
a9a07762
MN
1925int main(void) {
1926 vector signed int v1, v2, v3;
1927 v1 = vec_add(v2,v3);
1928 return 0;
1929}
1930EOF
b006b26c
DB
1931
1932 # check if our compiler supports braces for vector declarations
80a61f08 1933 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1934$inc_altivec_h
80a61f08 1935int main (void) { (vector int) {1}; return 0; }
b006b26c 1936EOF
a9a07762 1937fi
ab6c65f6 1938
b4e806b2 1939# We have to check if pld is a nop and disable it.
a2fc0f6a 1940enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1941enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1942enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1943enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1944enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1945enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1946enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1947enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1948enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1949
0f010b2f 1950enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1951
57bd82d4
MR
1952# ---
1953# big/little-endian test
9eebe687
MR
1954check_cc <<EOF || die "endian test failed"
1955unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1956EOF
d04d9e16 1957od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1958
a3999908 1959# ---
3d204385
NK
1960# check availability of some header files
1961
a98bb16d
RP
1962if check_func dlopen; then
1963 ldl=
1964elif check_func dlopen -ldl; then
1965 ldl=-ldl
8bf5d58f
MN
1966fi
1967
75ecf149
DB
1968# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
1969check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
1970
7483e694
DB
1971check_func fork
1972check_func gethrtime
1973check_func getrusage
094c09bb 1974check_func inet_aton $network_extralibs
7483e694
DB
1975check_func memalign
1976check_func mkstemp
1f91cdce 1977check_func posix_memalign
b507ebd1 1978check_func_headers io.h setmode
e4673692 1979check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 1980check_func_headers windows.h GetProcessTimes
7c5bfe7a 1981check_func_headers windows.h VirtualAlloc
6ffa87d3 1982
e16e49ac 1983check_header conio.h
a98bb16d
RP
1984check_header dlfcn.h
1985check_header malloc.h
bf6ce82d 1986check_header poll.h
b58412f1 1987check_header sys/mman.h
b091aa44 1988check_header sys/resource.h
bf6ce82d 1989check_header sys/select.h
a98bb16d 1990check_header termios.h
272081b0
CEH
1991check_header vdpau/vdpau.h
1992check_header vdpau/vdpau_x11.h
68178ca9 1993check_header X11/extensions/XvMClib.h
a98bb16d 1994
1f91cdce
RP
1995if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1996 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1997fi
e16e49ac 1998
a4fa192c 1999disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2000disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2001
2002# check for some common methods of building with pthread support
2003# do this before the optional library checks as some of them require pthreads
2004if enabled pthreads; then
9e7fd101
MR
2005 if check_func pthread_create; then
2006 :
2007 elif check_func pthread_create -pthread; then
2008 add_cflags -pthread
afc9aee2 2009 add_extralibs -pthread
9e7fd101
MR
2010 elif check_func pthread_create -pthreads; then
2011 add_cflags -pthreads
afc9aee2 2012 add_extralibs -pthreads
8d94f606
GT
2013 elif check_func pthread_create -lpthreadGC2; then
2014 add_extralibs -lpthreadGC2
9e7fd101
MR
2015 elif ! check_lib pthread.h pthread_create -lpthread; then
2016 die "ERROR: can't find pthreads library"
2017 fi
57bd82d4
MR
2018fi
2019
8eee7025 2020for thread in $THREADS_LIST; do
e5f94c2b 2021 if enabled $thread; then
3ae3b721
RP
2022 test -n "$thread_type" &&
2023 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2024 thread_type="$thread"
e5f94c2b
RP
2025 fi
2026done
2027
fdf88598 2028check_lib math.h sin -lm
ff418735 2029check_lib va/va.h vaInitialize -lva
fdf88598 2030
a33cab3a 2031# test for C99 functions in math.h
7b04b8a0 2032for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 2033 check_exec <<EOF && enable $func || disable $func
f32adb22 2034#include <math.h>
a33cab3a 2035int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2036EOF
a33cab3a 2037done
f32adb22 2038
57bd82d4 2039# these are off by default, so fail if requested and not available
79fda097 2040enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
29382bc1 2041enabled libamr_nb && require libamrnb amrnb/interf_dec.h Decoder_Interface_init -lamrnb -lm
7483e694 2042enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 2043enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2044 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2045 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2046enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2047enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2048enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2049enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2050enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
3d6fac8c 2051enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2052enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2053 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2054enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2055enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2056enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2057enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2058 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2059 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2060enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2061enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2062
0b4a1821
AS
2063# libdc1394 check
2064if enabled libdc1394; then
2065 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2066 enable libdc1394_2; } ||
2067 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2068 enable libdc1394_1; } ||
2069 die "ERROR: No version of libdc1394 found "
2070fi
2071
2072
c13e1abd
FH
2073_restrict=
2074for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2075 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2076void foo(char * $restrict_keyword p);
2077EOF
c13e1abd
FH
2078done
2079
a86b921c 2080##########################################
29799f8b 2081# SDL check
a86b921c 2082
497237c7
RP
2083disable sdl_too_old
2084disable sdl
6a1a892f 2085SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2086if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2087 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2088 temp_cflags $sdl_cflags
5e622c40 2089 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2090 if check_lib2 SDL.h SDL_Init; then
5e622c40 2091 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2092 if test "$_sdlversion" -lt 121 ; then
497237c7 2093 enable sdl_too_old
dcd479c0 2094 else
497237c7 2095 enable sdl
225e21ef 2096 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2097#include <SDL.h>
d6773f56 2098int main(int argc, char **argv){
29f3b38a
MR
2099 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2100 int w = vi->current_w;
2101 return 0;
2102}
2103EOF
dcd479c0
MR
2104 fi
2105 fi
29f3b38a 2106 restore_flags
c3f6b472 2107fi
57bd82d4 2108
2270b4b2 2109texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2110
7a91333f 2111##########################################
73b46a95
RP
2112# Network check
2113
2114if enabled network; then
96000432 2115 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2116 # Prefer arpa/inet.h over winsock2
2117 if check_header arpa/inet.h ; then
2118 check_func closesocket
2119 elif check_header winsock2.h ; then
ea10ddde 2120 network_extralibs="-lws2_32"
72be9e73 2121 check_type ws2tcpip.h socklen_t
2446d3d6 2122 check_func_headers winsock2.h closesocket
73b46a95
RP
2123 fi
2124fi
2125
2126##########################################
29799f8b 2127# IPv6 check
7a91333f 2128
497237c7 2129enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2130#include <sys/types.h>
2131#include <sys/socket.h>
2132#include <netinet/in.h>
2133#include <netdb.h>
db817cf3 2134int main(void) {
7483e694
DB
2135 struct sockaddr_storage saddr;
2136 struct ipv6_mreq mreq6;
2137 getaddrinfo(0,0,0,0);
2138 getnameinfo(0,0,0,0,0,0,0);
2139 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2140}
2141EOF
2142
06e31011
RP
2143check_header linux/videodev.h
2144check_header linux/videodev2.h
1b6e8b73 2145check_header sys/videoio.h
47f38850 2146
2446d3d6 2147check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2148
f8aa696f 2149# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2150{ check_header dev/bktr/ioctl_meteor.h &&
2151 check_header dev/bktr/ioctl_bt848.h; } ||
2152{ check_header machine/ioctl_meteor.h &&
2153 check_header machine/ioctl_bt848.h; } ||
2154{ check_header dev/video/meteor/ioctl_meteor.h &&
2155 check_header dev/video/bktr/ioctl_bt848.h; } ||
2156check_header dev/ic/bt8xx.h
f8aa696f 2157
c7682de0
RP
2158check_header sys/soundcard.h
2159check_header soundcard.h
deb29777 2160
35fd8122
NG
2161check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2162
80ff8a16
OG
2163check_lib2 jack/jack.h jack_client_open -ljack
2164
7483e694 2165# deal with the X11 frame grabber
56a059ac 2166enabled x11grab &&
f58f4ce1
GP
2167check_header X11/Xlib.h &&
2168check_header X11/extensions/XShm.h &&
2169check_func XOpenDisplay -lX11 &&
06eab4ba 2170check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2171
40bcf4c7 2172enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2173
2174# add some useful compiler flags if supported
2175check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2176check_cflags -Wall
2177check_cflags -Wno-switch
c07bd6a9
MN
2178check_cflags -Wdisabled-optimization
2179check_cflags -Wpointer-arith
2180check_cflags -Wredundant-decls
cc1fb623 2181check_cflags -Wno-pointer-sign
f4929996 2182check_cflags -Wcast-qual
9aceb3cf 2183check_cflags -Wwrite-strings
652a5bf6 2184check_cflags -Wtype-limits
764551c6 2185check_cflags -Wundef
5af4e0cc 2186enabled extra_warnings && check_cflags -Winline
cf9d24ad 2187
57bd82d4 2188# add some linker flags
5c0e9479 2189check_ldflags -Wl,--warn-common
8351d2ba
DB
2190check_ldflags -Wl,--as-needed
2191check_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 2192check_ldflags -Wl,-Bsymbolic
94a3401e 2193
bd2216e4
MR
2194if enabled small; then
2195 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2196 optimizations="small"
2197elif enabled optimizations; then
629687f6 2198 if enabled xlc; then
0f010b2f
DB
2199 add_cflags -O5
2200 add_ldflags -O5
df442a8d
MR
2201 elif enabled ccc; then
2202 add_cflags -fast
cf9d24ad 2203 else
0f010b2f 2204 add_cflags -O3
cf9d24ad 2205 fi
cddf3f45 2206fi
11fdbc44 2207check_cflags -fno-math-errno
b2eb2ff0 2208check_cflags -fno-signed-zeros
cddf3f45 2209
504a64b9 2210# add some flags for Intel C Compiler
629687f6 2211if enabled icc; then
b1598b58
MR
2212 # Just warnings, no remarks
2213 check_cflags -w1
2214 # -wd: Disable following warnings
2215 # 144, 167, 556: -Wno-pointer-sign
2216 # 10006: ignoring unknown option -fno-signed-zeros
2217 # 10156: ignoring option '-W'; no argument required
2218 check_cflags -wd144,167,556,10006,10156
2219 # 11030: Warning unknown option --as-needed
2220 # 10156: ignoring option '-export'; no argument required
2221 check_ldflags -wd10156,11030
2222 # Allow to compile with optimizations
2223 check_ldflags -march=$cpu
be2cf98a
CEH
2224 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2225 enable ebp_available
df442a8d
MR
2226elif enabled ccc; then
2227 # disable some annoying warnings
2228 add_cflags -msg_disable cvtu32to64
2229 add_cflags -msg_disable embedcomment
2230 add_cflags -msg_disable needconstext
2231 add_cflags -msg_disable nomainieee
2232 add_cflags -msg_disable ptrmismatch1
2233 add_cflags -msg_disable unreachcode
504a64b9
CEH
2234fi
2235
80581e98 2236# PIC flags for shared library objects where they are needed
5af4e0cc 2237if enabled shared; then
569cb218
MR
2238 # LIBOBJFLAGS may have already been set in the OS configuration
2239 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2240 case "${subarch-$arch}" in
b6bd7268 2241 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2242 esac
2243 fi
80581e98
MN
2244fi
2245
90be59ef 2246if enabled gprof; then
0f010b2f
DB
2247 add_cflags -p
2248 add_ldflags -p
1db54e20
DB
2249fi
2250
7f3c02fc 2251# Find out if the .align argument is a power of two or not.
9377b6ce 2252check_asm asmalign_pot '".align 3"'
4454dc1b 2253
7483e694
DB
2254enabled_any $DECODER_LIST && enable decoders
2255enabled_any $ENCODER_LIST && enable encoders
5666fd73 2256enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2257enabled_any $BSF_LIST && enable bsfs
2258enabled_any $DEMUXER_LIST && enable demuxers
2259enabled_any $MUXER_LIST && enable muxers
f7679c54 2260enabled_any $FILTER_LIST && enable filters
7483e694
DB
2261enabled_any $INDEV_LIST && enable demuxers
2262enabled_any $OUTDEV_LIST && enable muxers
2263enabled_any $PROTOCOL_LIST && enable protocols
2264
2265enabled_any $THREADS_LIST && enable threads
2266
2267check_deps $CONFIG_LIST \
b6bb00b0 2268 $CONFIG_EXTRA \
7483e694
DB
2269 $HAVE_LIST \
2270 $DECODER_LIST \
2271 $ENCODER_LIST \
5666fd73 2272 $HWACCEL_LIST \
7483e694
DB
2273 $PARSER_LIST \
2274 $BSF_LIST \
2275 $DEMUXER_LIST \
2276 $MUXER_LIST \
f7679c54 2277 $FILTER_LIST \
7483e694
DB
2278 $INDEV_LIST \
2279 $OUTDEV_LIST \
2280 $PROTOCOL_LIST \
f70f03f6 2281
3e89171a 2282echo "install prefix $prefix"
f36958f8
DB
2283echo "source path $source_path"
2284echo "C compiler $cc"
bfd5afd8 2285echo ".align is power-of-two $asmalign_pot"
f36958f8 2286echo "ARCH $arch ($cpu)"
ce8871c2
MR
2287if test "$build_suffix" != ""; then
2288 echo "build suffix $build_suffix"
eb94aca9 2289fi
ac63af34
DB
2290if test "$extra_version" != ""; then
2291 echo "version string suffix $extra_version"
2292fi
0db2ce77 2293echo "big-endian ${bigendian-no}"
e90f5b5a 2294echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2295if enabled x86; then
af44e8e4 2296 echo "yasm ${yasm-no}"
0db2ce77 2297 echo "MMX enabled ${mmx-no}"
30e98e62 2298 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2299 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2300 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2301 echo "SSE enabled ${sse-no}"
30e98e62 2302 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2303 echo "CMOV enabled ${cmov-no}"
2304 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2305 echo "EBX available ${ebx_available-no}"
2306 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2307 echo "10 operands supported ${ten_operands-no}"
e41e8342 2308fi
5b6c2cbd 2309if enabled arm; then
0db2ce77
MR
2310 echo "ARMv5TE enabled ${armv5te-no}"
2311 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2312 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2313 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2314 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2315 echo "NEON enabled ${neon-no}"
eba9ae3c 2316fi
5b6c2cbd 2317if enabled mips; then
0db2ce77 2318 echo "MMI enabled ${mmi-no}"
e41e8342 2319fi
5b6c2cbd 2320if enabled ppc; then
0db2ce77 2321 echo "AltiVec enabled ${altivec-no}"
30e98e62 2322 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2323 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2324 echo "performance report ${powerpc_perf-no}"
2325fi
2326if enabled sparc; then
2327 echo "VIS enabled ${vis-no}"
e41e8342 2328fi
0db2ce77
MR
2329echo "gprof enabled ${gprof-no}"
2330echo "debug symbols ${debug-no}"
87a0fb62 2331echo "strip symbols ${stripping-no}"
8400d6b8 2332echo "optimizations ${optimizations-no}"
0db2ce77
MR
2333echo "static ${static-no}"
2334echo "shared ${shared-no}"
4a24ab64 2335echo "postprocessing support ${postproc-no}"
f7679c54 2336echo "new filter support ${avfilter-no}"
81124ba0 2337echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2338echo "network support ${network-no}"
90be59ef 2339if enabled network; then
0db2ce77 2340 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2341fi
0db2ce77
MR
2342echo "threading support ${thread_type-no}"
2343echo "SDL support ${sdl-no}"
90be59ef 2344if enabled sdl_too_old; then
bfd5afd8
DB
2345 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2346fi
0db2ce77
MR
2347echo "Sun medialib support ${mlib-no}"
2348echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2349echo "libamr-nb support ${libamr_nb-no}"
2350echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2351echo "libdc1394 support ${libdc1394-no}"
690bfceb 2352echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2353echo "libfaac enabled ${libfaac-no}"
2354echo "libfaad enabled ${libfaad-no}"
7e0871a7 2355echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2356echo "libgsm enabled ${libgsm-no}"
2357echo "libmp3lame enabled ${libmp3lame-no}"
2358echo "libnut enabled ${libnut-no}"
9a77d59a 2359echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2360echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2361echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2362echo "libtheora enabled ${libtheora-no}"
2363echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2364echo "libx264 enabled ${libx264-no}"
2365echo "libxvid enabled ${libxvid-no}"
0db2ce77 2366echo "zlib enabled ${zlib-no}"
f402916e 2367echo "bzlib enabled ${bzlib-no}"
2c62e737 2368echo
de6d9b64 2369
5666fd73 2370for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2371 echo "Enabled ${type}s:"
f65c9da1 2372 eval list=\$$(toupper $type)_LIST
8138b9db 2373 for part in $list; do
f65c9da1
MR
2374 enabled $part && echo ${part%_*}
2375 done | sort | pr -3 -t
2376 echo
8138b9db
RP
2377done
2378
ba321adb
JK
2379license="LGPL"
2380if enabled nonfree; then
2381 license="unredistributable"
2382elif enabled gpl; then
2383 license="GPL"
2384fi
2385
2386echo "License: $license"
ca5323af 2387
cf1392e9
DB
2388echo "Creating config.mak and config.h..."
2389
29799f8b
DB
2390echo "# Automatically generated by configure - do not modify!" > config.mak
2391echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2392echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2393echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2394echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2395echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2396
d921f03f 2397echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2398echo "prefix=$prefix" >> config.mak
22a324da
DB
2399echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2400echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2401echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2402echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2403echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2404echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2405echo "SRC_PATH=\"$source_path\"" >> config.mak
2406echo "SRC_PATH_BARE=$source_path" >> config.mak
2407echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2408echo "CC=$cc" >> config.mak
313c46a6 2409echo "AS=$as" >> config.mak
304d586d 2410echo "YASM=$yasmexe" >> config.mak
980fc7b8 2411echo "AR=$ar" >> config.mak
be7109c1 2412echo "RANLIB=$ranlib" >> config.mak
20369773 2413echo "LN_S=$ln_s" >> config.mak
87a0fb62 2414enabled stripping &&
3ae3b721 2415 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2416 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2417
a9b3f630 2418echo "OPTFLAGS=$CFLAGS" >> config.mak
0f3cb305 2419echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2420echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2421echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2422echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2423echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2424echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2425echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2426echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2427echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2428echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2429echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2430echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2431echo "SLIBSUF=$SLIBSUF" >> config.mak
2432echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2433echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2434echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2435echo "HOSTCC=$host_cc" >> config.mak
2436echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2437echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2438echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2439echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2440echo "TARGET_EXEC=$target_exec" >> config.mak
2441echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2442
90be59ef 2443if enabled bigendian; then
7483e694
DB
2444 echo "WORDS_BIGENDIAN=yes" >> config.mak
2445 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2446fi
44161118 2447
90be59ef 2448if enabled sdl; then
5e622c40
DB
2449 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2450 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2451fi
90be59ef 2452if enabled texi2html; then
7483e694 2453 echo "BUILD_DOC=yes" >> config.mak
146ea952 2454fi
5a872801 2455
719c8e00
MR
2456get_version(){
2457 name=$1
2458 file=$source_path/$2
147e7692
MR
2459 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2460 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2461 lcname=$(tolower $name)
2462 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2463 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2464}
2465
147e7692
MR
2466get_version LIBSWSCALE libswscale/swscale.h
2467get_version LIBPOSTPROC libpostproc/postprocess.h
2468get_version LIBAVCODEC libavcodec/avcodec.h
2469get_version LIBAVDEVICE libavdevice/avdevice.h
2470get_version LIBAVFORMAT libavformat/avformat.h
2471get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2472get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2473
5af4e0cc 2474if enabled shared; then
7483e694
DB
2475 echo "BUILD_SHARED=yes" >> config.mak
2476 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2477 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2478 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2479 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2480 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2481 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2482 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2483 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2484 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2485fi
d7e27559 2486echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2487echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2488
7b5e8a27
DB
2489echo "ARCH=$arch" >> config.mak
2490
3d907e22
MR
2491print_config ARCH_ $TMPH config.mak $ARCH_LIST
2492print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2493print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2494 $CONFIG_EXTRA \
7483e694
DB
2495 $DECODER_LIST \
2496 $ENCODER_LIST \
5666fd73 2497 $HWACCEL_LIST \
7483e694
DB
2498 $PARSER_LIST \
2499 $BSF_LIST \
2500 $DEMUXER_LIST \
2501 $MUXER_LIST \
f7679c54 2502 $FILTER_LIST \
7483e694
DB
2503 $PROTOCOL_LIST \
2504 $INDEV_LIST \
2505 $OUTDEV_LIST \
8ac17293 2506
c13e1abd
FH
2507echo "#define restrict $_restrict" >> $TMPH
2508
bd2216e4 2509if enabled small; then
7483e694 2510 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2511fi
2512
0f3cb305 2513
8156056e 2514# Apparently it's not possible to portably echo a backslash.
3ae3b721 2515enabled asmalign_pot &&
7483e694 2516 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2517 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2518
b4d96ba2 2519echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2520
9c05103f
DB
2521echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2522
b7860763 2523# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2524cmp -s $TMPH config.h &&
2525 echo "config.h is unchanged" ||
2526 mv -f $TMPH config.h
3d204385 2527
165af439 2528# build tree in object directory if source path is different from current one
90be59ef 2529if enabled source_path_used; then
165af439 2530 DIRS="\
7483e694
DB
2531 doc \
2532 libavcodec \
2533 libavcodec/alpha \
a2fc0f6a 2534 libavcodec/arm \
7483e694 2535 libavcodec/bfin \
7483e694
DB
2536 libavcodec/mlib \
2537 libavcodec/ppc \
2538 libavcodec/sh4 \
2539 libavcodec/sparc \
a6493a8f 2540 libavcodec/x86 \
52a9cf34 2541 libavdevice \
f7679c54 2542 libavfilter \
7483e694
DB
2543 libavformat \
2544 libavutil \
2545 libpostproc \
2546 libswscale \
b2cfd7e3
RP
2547 libswscale/bfin \
2548 libswscale/mlib \
2549 libswscale/ppc \
2550 libswscale/sparc \
2551 libswscale/x86 \
7483e694
DB
2552 tests \
2553 tools \
7483e694 2554 "
165af439 2555 FILES="\
7483e694
DB
2556 Makefile \
2557 common.mak \
71c61f62 2558 subdir.mak \
7483e694
DB
2559 doc/texi2pod.pl \
2560 libavcodec/Makefile \
52a9cf34 2561 libavdevice/Makefile \
f7679c54 2562 libavfilter/Makefile \
7483e694
DB
2563 libavformat/Makefile \
2564 libavutil/Makefile \
2565 libpostproc/Makefile \
2566 libswscale/Makefile \
2567 "
165af439 2568 for dir in $DIRS ; do
7483e694 2569 mkdir -p $dir
165af439
MR
2570 done
2571 for f in $FILES ; do
20369773 2572 $ln_s "$source_path/$f" $f
165af439
MR
2573 done
2574fi
def4272a 2575
def4272a 2576
d0674868 2577# build pkg-config files
def4272a 2578
d0674868
DB
2579pkgconfig_generate(){
2580name=$1
b0dfd108 2581shortname=${name#lib}${build_suffix}
d0674868
DB
2582comment=$2
2583version=$3
2584libs=$4
2585requires=$5
25cd5cb3 2586cat <<EOF > $name/$name.pc
3e89171a 2587prefix=$prefix
a94e666c 2588exec_prefix=\${prefix}
f2b7382c 2589libdir=$libdir
7622778e 2590includedir=$incdir
def4272a 2591
d0674868
DB
2592Name: $name
2593Description: $comment
2594Version: $version
5dcfe9f8
AH
2595Requires: $(disabled shared && echo $requires)
2596Requires.private: $(enabled shared && echo $requires)
def4272a 2597Conflicts:
12701f6e
AH
2598Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2599Libs.private: $(enabled shared && echo $libs)
76a448ed 2600Cflags: -I\${includedir}
def4272a 2601EOF
25cd5cb3 2602cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2603prefix=
2604exec_prefix=
46d1ff83 2605libdir=\${pcfiledir}
1d44d365 2606includedir=${source_path}
def4272a 2607
d0674868
DB
2608Name: $name
2609Description: $comment
2610Version: $version
2611Requires: $requires
def4272a 2612Conflicts:
12701f6e 2613Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2614Cflags: -I\${includedir}
2615EOF
d0674868 2616}
def4272a 2617
e426941d 2618pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2619pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2620pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2621pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2622enabled avfilter &&
46983309 2623 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2624enabled postproc &&
e426941d 2625 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2626pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"