Remove Mans as MPEG-TS maintainer, he never intended to maintain MPEG-TS.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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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.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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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
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
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
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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."
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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
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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
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54 exit 1
55fi
56
74c53c2d
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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"
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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]"
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72 echo
73 echo "Configuration options:"
e6b9d588
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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]"
9cad0e4e 78 echo " --enable-version3 upgrade (L)GPL to version 3 [no]"
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DB
79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
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81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
e6b9d588 84 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 85 echo " --enable-avfilter video filter support [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
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87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
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92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 97 echo " --disable-fastdiv disable table-based division"
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98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
102 echo " --disable-mdct disable MDCT code"
68602540 103 echo " --disable-rdft disable RDFT code"
e90f5b5a 104 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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105 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
106 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
107 echo " --enable-beos-netserver enable BeOS netserver"
108 echo " --disable-encoder=NAME disable encoder NAME"
109 echo " --enable-encoder=NAME enable encoder NAME"
110 echo " --disable-encoders disable all encoders"
111 echo " --disable-decoder=NAME disable decoder NAME"
112 echo " --enable-decoder=NAME enable decoder NAME"
113 echo " --disable-decoders disable all decoders"
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114 echo " --disable-hwaccel=NAME disable hwaccel NAME"
115 echo " --enable-hwaccel=NAME enable hwaccel NAME"
116 echo " --disable-hwaccels disable all hwaccels"
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117 echo " --disable-muxer=NAME disable muxer NAME"
118 echo " --enable-muxer=NAME enable muxer NAME"
119 echo " --disable-muxers disable all muxers"
120 echo " --disable-demuxer=NAME disable demuxer NAME"
121 echo " --enable-demuxer=NAME enable demuxer NAME"
122 echo " --disable-demuxers disable all demuxers"
123 echo " --enable-parser=NAME enable parser NAME"
124 echo " --disable-parser=NAME disable parser NAME"
125 echo " --disable-parsers disable all parsers"
126 echo " --enable-bsf=NAME enable bitstream filter NAME"
127 echo " --disable-bsf=NAME disable bitstream filter NAME"
128 echo " --disable-bsfs disable all bitstream filters"
129 echo " --enable-protocol=NAME enable protocol NAME"
130 echo " --disable-protocol=NAME disable protocol NAME"
131 echo " --disable-protocols disable all protocols"
132 echo " --disable-indevs disable input devices"
133 echo " --disable-outdevs disable output devices"
134 echo " --disable-devices disable all devices"
135 echo " --enable-filter=NAME enable filter NAME"
136 echo " --disable-filter=NAME disable filter NAME"
137 echo " --disable-filters disable all filters"
138 echo " --list-decoders show all available decoders"
139 echo " --list-encoders show all available encoders"
5666fd73 140 echo " --list-hwaccels show all available hardware accelerators"
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141 echo " --list-muxers show all available muxers"
142 echo " --list-demuxers show all available demuxers"
143 echo " --list-parsers show all available parsers"
144 echo " --list-protocols show all available protocols"
145 echo " --list-bsfs show all available bitstream filters"
146 echo " --list-indevs show all available input devices"
147 echo " --list-outdevs show all available output devices"
148 echo " --list-filters show all available filters"
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149 echo
150 echo "External library support:"
0a23c0bb 151 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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152 echo " --enable-bzlib enable bzlib [autodetect]"
153 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
154 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
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DB
155 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
156 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 157 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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DB
158 echo " and libraw1394 [no]"
159 echo " --enable-libdirac enable Dirac support via libdirac [no]"
160 echo " --enable-libfaac enable FAAC support via libfaac [no]"
161 echo " --enable-libfaad enable FAAD support via libfaad [no]"
162 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
163 echo " --enable-libgsm enable GSM support via libgsm [no]"
164 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 165 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 166 echo " native (de)muxer exists [no]"
9a77d59a 167 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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168 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
169 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
170 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 171 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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172 echo " native implementation exists [no]"
173 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 174 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 175 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 176 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 177 echo " --enable-zlib enable zlib [autodetect]"
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178 echo ""
179 echo "Advanced options (experts only):"
180 echo " --source-path=PATH path to source code [$source_path]"
181 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 182 echo " --enable-cross-compile assume a cross-compiler is used"
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183 echo " --sysroot=PATH root of cross-build tree"
184 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 185 echo " --target-os=OS compiler targets OS [$target_os]"
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186 echo " --target-exec=CMD command to run executables on target"
187 echo " --target-path=DIR path to view of build directory on target"
89641463 188 echo " --nm=NM use nm tool"
313c46a6 189 echo " --as=AS use assembler AS [$as_default]"
15396d5c 190 echo " --cc=CC use C compiler CC [$cc_default]"
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191 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
192 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
193 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
194 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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195 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
196 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
197 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 198 echo " --extra-version=STRING version string suffix []"
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DB
199 echo " --build-suffix=SUFFIX library name suffix []"
200 echo " --arch=ARCH select architecture [$arch]"
201 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 202 echo " instruction selection, may crash on older CPUs)"
2b4c3615 203 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 204 echo " (requires enabling PMC)"
4f50c3d5 205 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 206 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 207 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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DB
208 echo " --disable-mmx disable MMX optimizations"
209 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 210 echo " --disable-sse disable SSE optimizations"
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DB
211 echo " --disable-ssse3 disable SSSE3 optimizations"
212 echo " --disable-armv5te disable armv5te optimizations"
213 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 214 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 215 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 216 echo " --disable-iwmmxt disable iwmmxt optimizations"
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DB
217 echo " --disable-mmi disable MMI optimizations"
218 echo " --disable-neon disable neon optimizations"
219 echo " --disable-vis disable VIS optimizations"
7595a5e4 220 echo " --disable-yasm disable use of yasm assembler"
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221 echo
222 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 223 echo " --disable-debug disable debugging symbols"
b7d49373 224 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 225 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 226 echo " --disable-optimizations disable compiler optimizations"
0a622b98 227 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 228 echo " --disable-stripping disable stripping of executables and shared libraries"
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229 echo ""
230 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 231 exit 0
74c53c2d 232}
cf9d24ad 233
57bd82d4 234log(){
2270b4b2 235 echo "$@" >> $logfile
57bd82d4
MR
236}
237
720c69da 238log_file(){
c8e9f801 239 log BEGIN $1
2270b4b2 240 pr -n -t $1 >> $logfile
c8e9f801
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241 log END $1
242}
243
2ba042a7 244echolog(){
c8e9f801 245 log "$@"
57bd82d4 246 echo "$@"
2ba042a7
MR
247}
248
249die(){
250 echolog "$@"
251 cat <<EOF
d326cf7f 252
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253If you think configure made a mistake, make sure you are using the latest
254version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 255ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 256EOF
e155a21a 257 if disabled logging; then
2ba042a7 258 cat <<EOF
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DB
259Rerun configure with logging enabled (do not use --disable-logging), and
260include the log this produces with your report.
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261EOF
262 else
263cat <<EOF
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264Include the log file "$logfile" produced by configure as this will help
265solving the problem.
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266EOF
267 fi
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268 exit 1
269}
270
6c6007d6 271# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 272toupper(){
6c6007d6 273 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
274}
275
4a5444db 276tolower(){
6c6007d6 277 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
278}
279
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MR
280c_escape(){
281 echo "$*" | sed 's/["\\]/\\\0/g'
282}
283
a8d04fba
MR
284set_all(){
285 value=$1
286 shift
287 for var in $*; do
288 eval $var=$value
289 done
290}
291
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292set_weak(){
293 value=$1
294 shift
295 for var; do
296 eval : \${$var:=$value}
297 done
298}
299
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MR
300pushvar(){
301 for var in $*; do
302 eval level=\${${var}_level:=0}
303 eval ${var}_${level}="\$$var"
304 eval ${var}_level=$(($level+1))
305 done
306}
307
308popvar(){
309 for var in $*; do
310 eval level=\${${var}_level:-0}
311 test $level = 0 && continue
312 eval level=$(($level-1))
313 eval $var="\${${var}_${level}}"
314 eval ${var}_level=$level
315 eval unset ${var}_${level}
316 done
317}
318
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319enable(){
320 set_all yes $*
321}
322
323disable(){
324 set_all no $*
325}
326
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327enable_weak(){
328 set_weak yes $*
329}
330
331disable_weak(){
332 set_weak no $*
333}
334
72702705
MR
335enable_safe(){
336 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
337}
338
339disable_safe(){
340 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
341}
342
f9d328da
MR
343do_enable_deep(){
344 for var; do
345 enabled $var && continue
346 eval sel="\$${var}_select"
c510c7b5
MR
347 eval sgs="\$${var}_suggest"
348 pushvar var sgs
f9d328da 349 enable_deep $sel
c510c7b5
MR
350 popvar sgs
351 enable_deep_weak $sgs
f9d328da
MR
352 popvar var
353 done
354}
355
356enable_deep(){
357 do_enable_deep $*
358 enable $*
359}
360
72a43668
MR
361enable_deep_weak(){
362 do_enable_deep $*
363 enable_weak $*
364}
365
57bd82d4 366enabled(){
3250003c
MR
367 test "${1#!}" = "$1" && op== || op=!=
368 eval test "x\$${1#!}" $op "xyes"
44161118
MR
369}
370
37970ebf 371disabled(){
3250003c
MR
372 test "${1#!}" = "$1" && op== || op=!=
373 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
374}
375
44161118
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376enabled_all(){
377 for opt; do
378 enabled $opt || return 1
379 done
380}
381
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DB
382disabled_all(){
383 for opt; do
384 disabled $opt || return 1
385 done
386}
387
44161118
MR
388enabled_any(){
389 for opt; do
390 enabled $opt && return 0
391 done
392}
393
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DB
394disabled_any(){
395 for opt; do
396 disabled $opt && return 0
397 done
f7b230a7 398 return 1
85bca2c5
DB
399}
400
c9d19248
MR
401set_default(){
402 for opt; do
88268e94 403 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
404 done
405}
406
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AJ
407is_in(){
408 value=$1
409 shift
410 for var in $*; do
411 [ $var = $value ] && return 0
412 done
413 return 1
414}
415
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MR
416check_deps(){
417 for cfg; do
3250003c 418 cfg="${cfg#!}"
799c9e9b
MR
419 enabled ${cfg}_checking && die "Circular dependency for $cfg."
420 disabled ${cfg}_checking && continue
421 enable ${cfg}_checking
422
30fd06be
MR
423 eval dep_all="\$${cfg}_deps"
424 eval dep_any="\$${cfg}_deps_any"
7ef3425f 425 eval dep_sel="\$${cfg}_select"
c510c7b5 426 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 427
c510c7b5
MR
428 pushvar cfg dep_all dep_any dep_sel dep_sgs
429 check_deps $dep_all $dep_any $dep_sel $dep_sgs
430 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 431
6a702d4c
MR
432 enabled_all $dep_all || disable $cfg
433 enabled_any $dep_any || disable $cfg
7ef3425f 434 disabled_any $dep_sel && disable $cfg
799c9e9b 435
4ec45764
RP
436 if enabled $cfg; then
437 eval dep_extralibs="\$${cfg}_extralibs"
438 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 439 enable_deep $dep_sel
c510c7b5 440 enable_deep_weak $dep_sgs
4ec45764
RP
441 fi
442
799c9e9b 443 disable ${cfg}_checking
30fd06be
MR
444 done
445}
446
44161118
MR
447print_config(){
448 pfx=$1
449 header=$2
450 makefile=$3
451 shift 3
452 for cfg; do
5e622c40 453 ucname="$(toupper $cfg)"
44161118 454 if enabled $cfg; then
3d907e22 455 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
456 echo "${pfx}${ucname}=yes" >> $makefile
457 else
b250f9c6 458 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
459 fi
460 done
57bd82d4
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461}
462
463flags_saved(){
2270b4b2 464 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
465}
466
dcd479c0 467save_flags(){
57bd82d4 468 flags_saved && return
dcd479c0
MR
469 SAVE_CFLAGS="$CFLAGS"
470 SAVE_LDFLAGS="$LDFLAGS"
471 SAVE_extralibs="$extralibs"
472}
473
474restore_flags(){
f5d28d10 475 flags_saved || return
dcd479c0
MR
476 CFLAGS="$SAVE_CFLAGS"
477 LDFLAGS="$SAVE_LDFLAGS"
478 extralibs="$SAVE_extralibs"
479 unset SAVE_CFLAGS
480 unset SAVE_LDFLAGS
481 unset SAVE_extralibs
482}
483
484temp_cflags(){
485 save_flags
486 CFLAGS="$CFLAGS $*"
487}
488
489temp_ldflags(){
490 save_flags
491 LDFLAGS="$LDFLAGS $*"
492}
493
494temp_extralibs(){
495 save_flags
496 extralibs="$extralibs $*"
497}
498
57bd82d4
MR
499append(){
500 var=$1
501 shift
502 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
503 eval "$var=\"\$$var $*\""
504}
505
506add_cflags(){
507 append CFLAGS "$@"
508}
509
510add_ldflags(){
511 append LDFLAGS "$@"
512}
513
514add_extralibs(){
515 append extralibs "$@"
516}
517
b0cfb663 518check_cmd(){
b3cb5d51 519 log "$@"
2270b4b2 520 "$@" >> $logfile 2>&1
b0cfb663
MR
521}
522
dcd479c0 523check_cc(){
57bd82d4 524 log check_cc "$@"
2270b4b2 525 cat > $TMPC
720c69da 526 log_file $TMPC
b0cfb663 527 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
528}
529
530check_cpp(){
531 log check_cpp "$@"
2270b4b2 532 cat > $TMPC
720c69da 533 log_file $TMPC
b0cfb663 534 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
535}
536
f65883c8
MR
537check_as(){
538 log check_as "$@"
539 cat > $TMPC
540 log_file $TMPC
541 check_cmd $as $CFLAGS "$@" -c -o $TMPO $TMPC
542}
543
940f335a
MR
544check_asm(){
545 log check_asm "$@"
546 name="$1"
547 asm="$2"
548 shift 2
f65883c8 549 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 550void foo(void){ __asm__ volatile($asm); }
940f335a
MR
551EOF
552}
553
304d586d
LM
554check_yasm(){
555 log check_yasm "$@"
556 echo "$1" > $TMPS
557 log_file $TMPS
558 shift 1
559 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
560}
561
dcd479c0 562check_ld(){
57bd82d4 563 log check_ld "$@"
0607887f 564 check_cc || return
3155a644
MR
565 flags=''
566 libs=''
567 for f; do
568 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
569 done
570 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
571}
572
573check_cflags(){
57bd82d4
MR
574 log check_cflags "$@"
575 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
576int x;
577EOF
578}
579
580check_ldflags(){
57bd82d4
MR
581 log check_ldflags "$@"
582 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 583int main(void){ return 0; }
dcd479c0
MR
584EOF
585}
586
587check_header(){
57bd82d4 588 log check_header "$@"
dcd479c0
MR
589 header=$1
590 shift
b77df637
MR
591 disable_safe $header
592 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
593#include <$header>
594int x;
595EOF
596}
597
598check_func(){
57bd82d4 599 log check_func "$@"
dcd479c0
MR
600 func=$1
601 shift
d8bc5f06
MR
602 disable $func
603 check_ld "$@" <<EOF && enable $func
dcd479c0 604extern int $func();
c23a0ac8 605int main(void){ $func(); }
dcd479c0
MR
606EOF
607}
608
2446d3d6
DB
609check_func_headers(){
610 log check_func_headers "$@"
f8d7b072
MR
611 headers=$1
612 func=$2
613 shift 2
614 disable $func
615 incs=""
616 for hdr in $headers; do
617 incs="$incs
618#include <$hdr>"
619 done
cd0d9a9d 620 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 621$incs
d6773f56 622int main(int argc, char **argv){
f8d7b072
MR
623 (void) $func;
624 return 0;
625}
626EOF
627}
628
a5344cf7
SS
629check_cpp_condition(){
630 log check_cpp_condition "$@"
631 header=$1
632 condition=$2
633 check_cpp <<EOF
634#include <$header>
635#if !($condition)
636#error "unsatisfied condition: $condition"
637#endif
638EOF
639}
640
57bd82d4
MR
641check_lib(){
642 log check_lib "$@"
643 header="$1"
644 func="$2"
645 shift 2
fcfcde17
MR
646 temp_extralibs "$@"
647 check_header $header && check_func $func && add_extralibs "$@"
648 err=$?
649 restore_flags
650 return $err
57bd82d4
MR
651}
652
f8d7b072
MR
653check_lib2(){
654 log check_lib2 "$@"
655 headers="$1"
656 func="$2"
657 shift 2
658 temp_extralibs "$@"
2446d3d6 659 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
660 err=$?
661 restore_flags
662 return $err
663}
664
dcd479c0 665check_exec(){
2270b4b2 666 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
667}
668
7dfef245 669check_exec_crash(){
5e622c40 670 code=$(cat)
7dfef245
MR
671
672 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
673 # are safe but may not be available everywhere. Thus we use
674 # raise(SIGTERM) instead. The check is run in a subshell so we
675 # can redirect the "Terminated" message from the shell. SIGBUS
676 # is not defined by standard C so it is used conditionally.
677
2270b4b2 678 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
679#include <signal.h>
680static void sighandler(int sig){
681 raise(SIGTERM);
682}
e5af4a11 683int main(void){
7dfef245
MR
684 signal(SIGILL, sighandler);
685 signal(SIGFPE, sighandler);
686 signal(SIGSEGV, sighandler);
687#ifdef SIGBUS
688 signal(SIGBUS, sighandler);
689#endif
690 { $code }
691}
692EOF
693}
694
72be9e73
DY
695check_type(){
696 log check_type "$@"
697 headers=$1
698 type=$2
699 shift 2
700 disable $type
701 incs=""
702 for hdr in $headers; do
703 incs="$incs
704#include <$hdr>"
705 done
706 check_cc "$@" <<EOF && enable $type
707$incs
708$type v;
709EOF
710}
711
57bd82d4
MR
712require(){
713 name="$1"
714 header="$2"
715 func="$3"
716 shift 3
717 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
718}
719
f8d7b072
MR
720require2(){
721 name="$1"
722 headers="$2"
723 func="$3"
724 shift 3
725 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
726}
727
eea50282
MR
728check_foo_config(){
729 cfg=$1
730 pkg=$2
731 header=$3
732 func=$4
733 shift 4
734 disable $cfg
735 check_cmd ${pkg}-config --version
736 err=$?
737 if test "$err" = 0; then
5e622c40
DB
738 temp_cflags $(${pkg}-config --cflags)
739 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
740 check_lib "$@" $header $func && enable $cfg
741 fi
742 return $err
743}
744
c505dd31
MR
745apply(){
746 file=$1
747 shift
748 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
749}
750
dcd61286
DB
751# CONFIG_LIST contains configurable options, while HAVE_LIST is for
752# system-dependent things.
753
4a0d6686
AJ
754COMPONENT_LIST="
755 bsfs
756 decoders
757 demuxers
758 encoders
3cde40aa 759 filters
5666fd73 760 hwaccels
c552605c 761 indevs
4a0d6686 762 muxers
c552605c 763 outdevs
4a0d6686
AJ
764 parsers
765 protocols
766"
767
768CONFIG_LIST="
769 $COMPONENT_LIST
e8ed9b7a 770 aandct
f7679c54
VS
771 avfilter
772 avfilter_lavf
c88f5d72
MR
773 avisynth
774 beos_netserver
f402916e 775 bzlib
27a9466b 776 fastdiv
c88f5d72
MR
777 ffmpeg
778 ffplay
779 ffserver
1848f7d9 780 fft
4f034993 781 golomb
c88f5d72 782 gpl
ecfc4f44 783 gprof
d8d0d0b2 784 gray
3abe5fbd 785 hardcoded_tables
c88f5d72 786 ipv6
f5a756ef
DB
787 libamr_nb
788 libamr_wb
f7b8bffe 789 libdc1394
690bfceb 790 libdirac
2eed5a46
DB
791 libfaac
792 libfaad
793 libfaadbin
c88f5d72 794 libgsm
6ebe07fb 795 libmp3lame
c88f5d72 796 libnut
0b175caa
DB
797 libopencore_amrnb
798 libopencore_amrwb
9a77d59a 799 libopenjpeg
f7cd9eed 800 libschroedinger
ae14f311 801 libspeex
150d2772 802 libtheora
c88f5d72 803 libvorbis
1cc60c47
DB
804 libx264
805 libxvid
47a158cb 806 mdct
c88f5d72 807 memalign_hack
a8150374 808 mlib
c88f5d72
MR
809 mpegaudio_hp
810 network
3fe142e2 811 nonfree
4a24ab64 812 postproc
2b4c3615 813 powerpc_perf
68602540 814 rdft
e90f5b5a 815 runtime_cpudetect
2e35e684 816 shared
bd2216e4 817 small
2e35e684 818 static
a9ddb5b1 819 swscale_alpha
9cad0e4e 820 version3
56a059ac 821 x11grab
c88f5d72 822 zlib
4a0d6686 823"
c88f5d72 824
8eee7025
DB
825THREADS_LIST='
826 beosthreads
d22e8442 827 os2threads
8eee7025
DB
828 pthreads
829 w32threads
830'
831
3f5b56e5
MR
832ARCH_LIST='
833 alpha
a2fc0f6a 834 arm
3f5b56e5
MR
835 bfin
836 ia64
837 m68k
838 mips
bae3abb0 839 mips64
3f5b56e5 840 parisc
79cb09b2 841 ppc
34d11b87 842 ppc64
3f5b56e5
MR
843 s390
844 sh4
845 sparc
846 sparc64
847 x86
848 x86_32
849 x86_64
850'
851
852ARCH_EXT_LIST='
1ac9331a 853 altivec
3bf96eec 854 amd3dnow
a1ef9f08 855 amd3dnowext
1ac9331a 856 armv5te
edab3048 857 armv6
ab5cb084 858 armv6t2
f55b299a 859 armvfp
3f5b56e5
MR
860 iwmmxt
861 mmi
862 mmx
d7f0920b 863 mmx2
6b18d278 864 neon
799fde37 865 ppc4xx
1bb04d5a 866 sse
9eeed841 867 ssse3
bd9d34a0 868 vis
3f5b56e5
MR
869'
870
871HAVE_LIST="
872 $ARCH_EXT_LIST
873 $THREADS_LIST
35fd8122 874 alsa_asoundlib_h
3f5b56e5 875 altivec_h
c9fdab0d 876 arpa_inet_h
08a85a59 877 bigendian
6bd859d6 878 bswap
ecf97f22 879 closesocket
1ac9331a 880 cmov
e16e49ac 881 conio_h
c88f5d72 882 dcbzl
f8aa696f
DB
883 dev_bktr_ioctl_bt848_h
884 dev_bktr_ioctl_meteor_h
885 dev_ic_bt8xx_h
886 dev_video_meteor_ioctl_meteor_h
887 dev_video_bktr_ioctl_bt848_h
18b67ae5 888 dlfcn_h
c88f5d72 889 dlopen
bc574408 890 dos_paths
245626d0
DB
891 ebp_available
892 ebx_available
c2a29455 893 fast_64bit
7073e9fc 894 fast_cmov
7b829d2a 895 fast_unaligned
9d99cc5a 896 fork
da9e86f8 897 gethrtime
4e68cb8a 898 GetProcessTimes
66be5b45 899 getrusage
2e1913b1 900 inet_aton
61d251db 901 inline_asm
9f5ff83f 902 ldbrx
0b4a1821
AS
903 libdc1394_1
904 libdc1394_2
a33cab3a 905 llrint
85dd97ad 906 loongson
a33cab3a 907 lrint
c88f5d72 908 lrintf
e4673692 909 lzo1x_999_compress
f8aa696f
DB
910 machine_ioctl_bt848_h
911 machine_ioctl_meteor_h
c88f5d72
MR
912 malloc_h
913 memalign
6ffa87d3 914 mkstemp
b4e806b2 915 pld
1f91cdce 916 posix_memalign
a33cab3a
MK
917 round
918 roundf
c88f5d72
MR
919 sdl
920 sdl_video_size
b507ebd1 921 setmode
72be9e73 922 socklen_t
deb29777 923 soundcard_h
f8cda19e 924 poll_h
b58412f1 925 sys_mman_h
b091aa44 926 sys_resource_h
81644c2e 927 sys_select_h
deb29777 928 sys_soundcard_h
1b6e8b73 929 sys_videoio_h
d3a4b4e0 930 ten_operands
e16e49ac 931 termios_h
b265431e 932 threads
7b04b8a0 933 truncf
7c5bfe7a 934 VirtualAlloc
6ff3f3e7 935 winsock2_h
cc078b5d 936 xform_asm
304d586d 937 yasm
0cb78cef 938"
44161118 939
b6bb00b0
MR
940# options emitted with CONFIG_ prefix but not available on command line
941CONFIG_EXTRA="
9cad0e4e
DB
942 gplv3
943 lgplv3
b6bb00b0
MR
944"
945
520cc7f1 946CMDLINE_SELECT="
3f5b56e5 947 $ARCH_EXT_LIST
520cc7f1 948 $CONFIG_LIST
8eee7025 949 $THREADS_LIST
db6107b6 950 cross_compile
520cc7f1
MR
951 debug
952 extra_warnings
8c6afa4d 953 logging
d2bbb2f7 954 optimizations
87a0fb62 955 stripping
7595a5e4 956 yasm
520cc7f1 957"
426be5dc
DB
958
959PATHS_LIST='
d156bede 960 bindir
14a8acf1 961 datadir
26759c44
MR
962 incdir
963 libdir
26759c44
MR
964 mandir
965 prefix
966 shlibdir
426be5dc
DB
967'
968
969CMDLINE_SET="
970 $PATHS_LIST
971 arch
313c46a6 972 as
426be5dc
DB
973 build_suffix
974 cc
975 cpu
976 cross_prefix
ac63af34 977 extra_version
9da6609f
MR
978 host_cc
979 host_cflags
980 host_ldflags
981 host_libs
82bb3329 982 host_os
426be5dc 983 logfile
89641463 984 nm
26759c44 985 source_path
c5200f17
MR
986 sysinclude
987 sysroot
a7ada2ba 988 target_exec
26759c44 989 target_os
a7ada2ba 990 target_path
426be5dc 991"
520cc7f1 992
912f3148
DB
993# code dependency declarations
994
9eeed841 995# architecture extensions
79cb09b2 996altivec_deps="ppc"
3bf96eec 997amd3dnow_deps="mmx"
a1ef9f08 998amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
999armv5te_deps="arm"
1000armv6_deps="arm"
ab5cb084 1001armv6t2_deps="arm"
a2fc0f6a
MR
1002armvfp_deps="arm"
1003iwmmxt_deps="arm"
e241ba14 1004mmi_deps="mips"
9eeed841 1005mmx_deps="x86"
75aa95a6 1006mmx2_deps="mmx"
a2fc0f6a 1007neon_deps="arm"
799fde37 1008ppc4xx_deps="ppc"
75aa95a6
DB
1009sse_deps="mmx"
1010ssse3_deps="sse"
bd9d34a0 1011vis_deps="sparc"
9eeed841 1012
5666fd73 1013# decoders / encoders / hardware accelerators
47a158cb 1014aac_decoder_select="fft mdct"
47a158cb
MR
1015ac3_decoder_select="fft mdct"
1016atrac3_decoder_select="fft mdct"
4f034993 1017cavs_decoder_select="golomb"
47a158cb 1018cook_decoder_select="fft mdct"
2eef7c62 1019cscd_decoder_suggest="zlib"
47a158cb 1020dca_decoder_select="fft mdct"
e8ed9b7a 1021dnxhd_encoder_select="aandct"
2eef7c62 1022dxa_decoder_select="zlib"
47a158cb 1023eac3_decoder_select="fft mdct"
e8ed9b7a 1024eatgq_decoder_select="aandct"
d52b39c7 1025eatqi_decoder_select="aandct"
4f034993
MR
1026ffv1_decoder_select="golomb"
1027flac_decoder_select="golomb"
1028flac_encoder_select="golomb"
2eef7c62
AJ
1029flashsv_decoder_select="zlib"
1030flashsv_encoder_select="zlib"
e8ed9b7a
DB
1031flv_encoder_select="aandct"
1032h261_encoder_select="aandct"
1033h263_encoder_select="aandct"
ff418735 1034h263_vaapi_hwaccel_deps="va_va_h"
e8ed9b7a 1035h263p_encoder_select="aandct"
4f034993 1036h264_decoder_select="golomb"
ff418735 1037h264_vaapi_hwaccel_deps="va_va_h"
711dae77 1038h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb 1039imc_decoder_select="fft mdct"
4f034993
MR
1040jpegls_decoder_select="golomb"
1041jpegls_encoder_select="golomb"
e8ed9b7a 1042ljpeg_encoder_select="aandct"
4f034993 1043loco_decoder_select="golomb"
e8ed9b7a
DB
1044mjpeg_encoder_select="aandct"
1045mpeg1video_encoder_select="aandct"
1046mpeg2video_encoder_select="aandct"
1047mpeg4_encoder_select="aandct"
711dae77
DB
1048mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1049mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
ff418735
GB
1050mpeg2_vaapi_hwaccel_deps="va_va_h"
1051mpeg4_vaapi_hwaccel_deps="va_va_h"
8f6f050a 1052mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1053msmpeg4v1_encoder_select="aandct"
1054msmpeg4v2_encoder_select="aandct"
1055msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1056nellymoser_decoder_select="fft mdct"
1057nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1058png_decoder_select="zlib"
1059png_encoder_select="zlib"
63cae55d 1060qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1061rv10_encoder_select="aandct"
1062rv20_encoder_select="aandct"
d52b39c7
AJ
1063rv30_decoder_select="golomb"
1064rv40_decoder_select="golomb"
4f034993
MR
1065shorten_decoder_select="golomb"
1066sonic_decoder_select="golomb"
1067sonic_encoder_select="golomb"
1068sonic_ls_encoder_select="golomb"
1069svq3_decoder_select="golomb"
bee2eac5 1070svq3_decoder_suggest="zlib"
2eef7c62
AJ
1071tiff_decoder_suggest="zlib"
1072tiff_encoder_suggest="zlib"
1073tscc_decoder_select="zlib"
ff418735 1074vc1_vaapi_hwaccel_deps="va_va_h"
711dae77 1075vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
47a158cb
MR
1076vorbis_decoder_select="fft mdct"
1077vorbis_encoder_select="fft mdct"
1078wmav1_decoder_select="fft mdct"
1079wmav1_encoder_select="fft mdct"
1080wmav2_decoder_select="fft mdct"
1081wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1082wmv1_encoder_select="aandct"
1083wmv2_encoder_select="aandct"
ff418735 1084wmv3_vaapi_hwaccel_deps="va_va_h"
711dae77 1085wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2eef7c62
AJ
1086zlib_decoder_select="zlib"
1087zlib_encoder_select="zlib"
1088zmbv_decoder_select="zlib"
1089zmbv_encoder_select="zlib"
30fd06be 1090
28b80940
DB
1091# parsers
1092h264_parser_select="golomb"
1093
912f3148 1094# external libraries
f5a756ef
DB
1095libamr_nb_decoder_deps="libamr_nb"
1096libamr_nb_encoder_deps="libamr_nb"
1097libamr_wb_decoder_deps="libamr_wb"
1098libamr_wb_encoder_deps="libamr_wb"
1b71f045 1099libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1100libdirac_encoder_deps="libdirac"
c9171a83 1101libfaac_encoder_deps="libfaac"
69ddbd1d 1102libfaad_decoder_deps="libfaad"
4ec45764 1103libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1104libgsm_decoder_deps="libgsm"
1105libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1106libgsm_ms_decoder_deps="libgsm"
1107libgsm_ms_encoder_deps="libgsm"
1cc60c47 1108libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1109libopencore_amrnb_decoder_deps="libopencore_amrnb"
1110libopencore_amrnb_encoder_deps="libopencore_amrnb"
1111libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1112libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1113libschroedinger_decoder_deps="libschroedinger"
1114libschroedinger_encoder_deps="libschroedinger"
ae14f311 1115libspeex_decoder_deps="libspeex"
150d2772 1116libtheora_encoder_deps="libtheora"
b0caf888 1117libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1118libx264_encoder_deps="libx264"
1119libxvid_encoder_deps="libxvid"
30fd06be 1120
912f3148 1121# demuxers / muxers
03a76ba9 1122ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1123alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1124alsa_demuxer_extralibs="-lasound"
1125alsa_muxer_deps="alsa_asoundlib_h"
1126alsa_muxer_extralibs="-lasound"
50383e88 1127audio_beos_demuxer_deps="audio_beos"
4ec45764 1128audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1129audio_beos_muxer_deps="audio_beos"
4ec45764 1130audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1131avisynth_demuxer_deps="avisynth"
73483024 1132bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1133dirac_demuxer_deps="dirac_parser"
fe9bb347 1134dv1394_demuxer_deps="dv1394 dv_demuxer"
80ff8a16
OG
1135jack_demuxer_deps="jack_jack_h"
1136jack_demuxer_extralibs="-ljack"
f7b8bffe 1137libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1138libnut_demuxer_deps="libnut"
1139libnut_muxer_deps="libnut"
2eef7c62
AJ
1140matroska_demuxer_suggest="zlib bzlib"
1141mov_demuxer_suggest="zlib"
4bd8e17c 1142mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1143oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1144oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1145redir_demuxer_deps="network"
8eb793c4 1146rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1147rtsp_demuxer_deps="sdp_demuxer"
1148sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1149v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1150v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1151vfwcap_demuxer_deps="capCreateCaptureWindow"
1152vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1153x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1154x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1155
912f3148 1156# protocols
3fff6382 1157gopher_protocol_deps="network"
c08fb000
AB
1158http_protocol_deps="network"
1159rtp_protocol_deps="udp_protocol"
1160tcp_protocol_deps="network"
1161udp_protocol_deps="network"
1162
f7679c54 1163# filters
81124ba0 1164movie_filter_deps="avfilter_lavf"
f7679c54 1165
912f3148 1166# programs
fa859b4d 1167ffplay_deps="sdl"
6ad42348 1168ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1169ffserver_extralibs='$ldl'
a2830dca 1170
912f3148 1171
de6d9b64 1172# default parameters
8a608357 1173
2ba042a7 1174logfile="config.err"
8a608357
MR
1175
1176# installation paths
c9d19248
MR
1177prefix_default="/usr/local"
1178bindir_default='${prefix}/bin'
14a8acf1 1179datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1180incdir_default='${prefix}/include'
1181libdir_default='${prefix}/lib'
1182mandir_default='${prefix}/share/man'
1183shlibdir_default="$libdir_default"
8a608357
MR
1184
1185# toolchain
11e6d03a 1186ar="ar"
13c7df3d 1187cc_default="gcc"
9da6609f 1188host_cc_default="gcc"
11e6d03a 1189ln_s="ln -sf"
89641463 1190nm_default="nm"
11e6d03a 1191objformat="elf"
be7109c1 1192ranlib="ranlib"
0f3cb305 1193strip="strip"
11e6d03a 1194yasmexe="yasm"
8a608357
MR
1195
1196# machine
5e622c40 1197arch=$(uname -m)
38d0a8aa 1198cpu="generic"
8a608357 1199
8a608357 1200# OS
4f854758 1201target_os=$(tolower $(uname -s))
82bb3329 1202host_os=$target_os
8a608357 1203
8a608357 1204# configurable options
497237c7 1205enable debug
aa033b1e 1206enable fastdiv
497237c7
RP
1207enable ffmpeg
1208enable ffplay
1209enable ffserver
1210enable ipv6
497237c7
RP
1211enable mpegaudio_hp
1212enable network
8400d6b8 1213enable optimizations
497237c7 1214enable protocols
530dc538 1215enable static
87a0fb62 1216enable stripping
a9ddb5b1 1217enable swscale_alpha
8a608357 1218
8a608357 1219# build settings
11a9d3e8 1220add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1221SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1222FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1223LIBPREF="lib"
1224LIBSUF=".a"
c5f14466
RP
1225FULLNAME='$(NAME)$(BUILDSUF)'
1226LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1227SLIBPREF="lib"
1228SLIBSUF=".so"
c5f14466 1229SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1230SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1231SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1232LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1233
9da6609f
MR
1234host_cflags='-O3 -g -Wall'
1235host_libs='-lm'
1236
a7ada2ba
MR
1237target_path='.'
1238
0d7dca36
DB
1239# gcc stupidly only outputs the basename of targets with -MM, but we need the
1240# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1241DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1242
c597172e 1243# find source path
5e622c40 1244source_path="$(dirname "$0")"
497237c7 1245enable source_path_used
c597172e 1246if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1247 source_path="$(pwd)"
497237c7 1248 disable source_path_used
c597172e 1249else
5e622c40 1250 source_path="$(cd "$source_path"; pwd)"
c597172e 1251 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1252 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1253 test -e "$source_path/config.h" &&
1254 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1255fi
1256
13cbe2c0
MR
1257for v in "$@"; do
1258 r="${v#*=}"
1259 l="${v%$r}"
1260 test "$r" = "${r#* }" || r="'$r'"
1261 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1262done
c597172e 1263
73ef8980
MR
1264find_things(){
1265 thing=$1
1266 pattern=$2
1267 file=$source_path/$3
932ccf39 1268 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1269}
1270
1271ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1272DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1273HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1274PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1275BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1276MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1277DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1278OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1279INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1280PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1281FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1282
7483e694
DB
1283enable $ARCH_EXT_LIST \
1284 $DECODER_LIST \
1285 $ENCODER_LIST \
5666fd73 1286 $HWACCEL_LIST \
7483e694
DB
1287 $PARSER_LIST \
1288 $BSF_LIST \
1289 $DEMUXER_LIST \
1290 $MUXER_LIST \
f7679c54 1291 $FILTER_LIST \
7483e694
DB
1292 $PROTOCOL_LIST \
1293 $INDEV_LIST \
1294 $OUTDEV_LIST \
c597172e
MR
1295
1296die_unknown(){
1297 echo "Unknown option \"$1\"."
1298 echo "See $0 --help for available options."
1299 exit 1
1300}
1301
794f8e97 1302show_list() {
bf0c4afa
RP
1303 suffix=_$1
1304 shift
1305 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1306 exit 0
1307}
1308
c597172e 1309for opt do
7483e694
DB
1310 optval="${opt#*=}"
1311 case "$opt" in
0f010b2f 1312 --extra-cflags=*) add_cflags $optval
7483e694 1313 ;;
0f010b2f 1314 --extra-ldflags=*) add_ldflags $optval
7483e694 1315 ;;
0f010b2f 1316 --extra-libs=*) add_extralibs $optval
7483e694 1317 ;;
8fb1cb58 1318 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1319 ;;
40bcf4c7
BL
1320 --enable-debug=*) debuglevel="$optval"
1321 ;;
7483e694 1322 --enable-*=*|--disable-*=*)
5e622c40 1323 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1324 case "$thing" in
5666fd73 1325 encoder|decoder|hwaccel|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1326 *) die_unknown "$opt" ;;
1327 esac
1328 ;;
1329 --enable-?*|--disable-?*)
5e622c40 1330 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55
MR
1331 if is_in $option $COMPONENT_LIST; then
1332 eval $action \$$(toupper ${option%s})_LIST
1333 elif is_in $option $CMDLINE_SELECT; then
1334 $action $option
1335 else
1336 die_unknown $opt
1337 fi
7483e694
DB
1338 ;;
1339 --list-*)
1340 NAME="${opt#--list-}"
1341 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1342 NAME=${NAME%s}
1343 eval show_list $NAME \$$(toupper $NAME)_LIST
1344 ;;
1345 --help|-h) show_help
1346 ;;
1347 *)
884a36a7 1348 optname="${opt%%=*}"
26759c44
MR
1349 optname="${optname#--}"
1350 optname=$(echo "$optname" | sed 's/-/_/g')
1351 is_in $optname $CMDLINE_SET || die_unknown $opt
1352 eval $optname='$optval'
7483e694
DB
1353 ;;
1354 esac
c597172e
MR
1355done
1356
bcea99bb
MR
1357disabled logging && logfile=/dev/null
1358
13cbe2c0 1359echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1360set >> $logfile
1361
9da6609f
MR
1362test -n "$cross_prefix" && enable cross_compile
1363
adb2b908 1364ar="${cross_prefix}${ar}"
11e6d03a 1365cc_default="${cross_prefix}${cc_default}"
20e0ed95 1366nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1367ranlib="${cross_prefix}${ranlib}"
1368strip="${cross_prefix}${strip}"
1369
c5200f17
MR
1370sysinclude_default="${sysroot}/usr/include"
1371
75800dce
MR
1372set_default cc nm sysinclude
1373as_default=$cc
9da6609f
MR
1374enabled cross_compile || host_cc_default=$cc
1375set_default host_cc
13c7df3d 1376
82bb3329
MR
1377exesuf() {
1378 case $1 in
1379 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1380 esac
1381}
1382
1383EXESUF=$(exesuf $target_os)
1384HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1385
e4e69e0b 1386# set temporary file name
a49d42c2 1387: ${TMPDIR:=$TEMPDIR}
c51fafa1 1388: ${TMPDIR:=$TMP}
a49d42c2 1389: ${TMPDIR:=/tmp}
e4e69e0b 1390
54460a83
MR
1391if ! check_cmd type mktemp; then
1392 # simple replacement for missing mktemp
1393 # NOT SAFE FOR GENERAL USE
1394 mktemp(){
1395 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1396 }
1397fi
1398
1399tmpfile(){
1400 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1401 (set -C; exec > $tmp) 2>/dev/null ||
1402 die "Unable to create temoporary file in $TMPDIR."
1403 append TMPFILES $tmp
1404 eval $1=$tmp
1405}
1406
1407trap 'rm -f -- $TMPFILES' EXIT
1408trap exit HUP INT TERM
1409
1410tmpfile TMPC .c
1411tmpfile TMPE $EXESUF
1412tmpfile TMPH .h
1413tmpfile TMPO .o
1414tmpfile TMPS .S
1415tmpfile TMPSH .sh
1416
1417unset -f mktemp
e4e69e0b 1418
993f2d0f
MR
1419# make sure we can execute files in $TMPDIR
1420cat > $TMPSH 2>> $logfile <<EOF
1421#! /bin/sh
1422EOF
1423chmod +x $TMPSH >> $logfile 2>&1
1424if ! $TMPSH >> $logfile 2>&1; then
1425 cat <<EOF
1426Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1427variable to another directory and make sure that it is not mounted noexec.
1428EOF
1429 die "Sanity test failed."
1430fi
993f2d0f 1431
3a636b6f 1432if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1433 cc_type=gcc
1434elif $cc --version 2>/dev/null | grep -q Intel; then
1435 cc_type=icc
1436elif $cc -v 2>&1 | grep -q xlc; then
1437 cc_type=xlc
df442a8d
MR
1438elif $cc -V 2>/dev/null | grep -q Compaq; then
1439 cc_type=ccc
1440 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1441 debuglevel=3
df442a8d 1442 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1443elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1444 test -d "$sysroot" || die "No valid sysroot specified."
1445 cc_type=armcc
1446 armcc_conf="$PWD/armcc.conf"
1447 $cc --arm_linux_configure \
1448 --arm_linux_config_file="$armcc_conf" \
1449 --configure_sysroot="$sysroot" \
1450 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1451 die "Error creating armcc configuration file."
1452 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1453 as_default="${cross_prefix}gcc"
629687f6
MR
1454fi
1455
1456test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1457
75800dce
MR
1458set_default as
1459
154d432c
MR
1460if test -n "$sysroot"; then
1461 case "$cc_type" in
1462 gcc)
1463 add_cflags --sysroot="$sysroot"
1464 add_ldflags --sysroot="$sysroot"
1465 ;;
1466 esac
1467fi
1468
993f2d0f
MR
1469# compiler sanity check
1470check_exec <<EOF
1471int main(void){ return 0; }
1472EOF
1473if test "$?" != 0; then
1474 echo "$cc is unable to create an executable file."
1475 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1476 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1477 echo "Only do this if you know what cross compiling means."
1478 fi
1479 die "C compiler test failed."
1480fi
1481
e9b9a2f8 1482check_cflags -std=c99
9d821fc2
DB
1483check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64
1484#include <stdlib.h>
1485EOF
1486check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE
1487#include <stdlib.h>
1488EOF
e9b9a2f8 1489
b24dbcbd 1490case "$arch" in
b24dbcbd
RP
1491 alpha)
1492 arch="alpha"
1493 enable fast_64bit
c0a02a3e 1494 check_cflags -mieee
b24dbcbd 1495 ;;
cfdb6148
MR
1496 arm|armv[4567]*l)
1497 arch="arm"
b24dbcbd 1498 ;;
f4870943
MR
1499 avr32)
1500 ;;
cfdb6148
MR
1501 bfin)
1502 arch="bfin"
1503 ;;
1504 ia64)
1505 arch="ia64"
b24dbcbd 1506 enable fast_64bit
cfdb6148
MR
1507 ;;
1508 m68k)
1509 arch="m68k"
b24dbcbd 1510 ;;
de3a1240 1511 mips|mipsel|IP*)
b24dbcbd
RP
1512 arch="mips"
1513 ;;
de3a1240
DB
1514 mips64)
1515 arch="mips"
bae3abb0 1516 subarch="mips64"
de3a1240
DB
1517 enable fast_64bit
1518 ;;
61597a98 1519 parisc|hppa)
b24dbcbd
RP
1520 arch="parisc"
1521 ;;
61597a98 1522 parisc64|hppa64)
b24dbcbd
RP
1523 arch="parisc"
1524 enable fast_64bit
1525 ;;
cfdb6148
MR
1526 "Power Macintosh"|ppc|powerpc)
1527 arch="ppc"
1528 enable fast_unaligned
1529 ;;
1530 ppc64)
1531 arch="ppc"
34d11b87 1532 subarch="ppc64"
cfdb6148
MR
1533 enable fast_64bit
1534 enable fast_unaligned
1535 ;;
b24dbcbd
RP
1536 s390|s390x)
1537 arch="s390"
1538 ;;
cfdb6148
MR
1539 sh4|sh)
1540 arch="sh4"
b24dbcbd 1541 ;;
cfdb6148
MR
1542 sparc)
1543 arch="sparc"
1544 ;;
1545 sun4u|sparc64)
1546 arch="sparc"
1547 subarch="sparc64"
b24dbcbd
RP
1548 enable fast_64bit
1549 ;;
cfdb6148
MR
1550 i386|i486|i586|i686|i86pc|BePC)
1551 arch="x86"
1552 subarch="x86_32"
1553 enable fast_unaligned
1554 ;;
1555 x86_64|amd64)
1556 arch="x86"
1557 subarch="x86_32"
1558 enable cmov
1559 enable fast_cmov
1560 enable fast_unaligned
1561 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1562 int test[sizeof(char*) - 7];
1563EOF
b24dbcbd
RP
1564 ;;
1565 *)
1566 arch="unknown"
1567 ;;
1568esac
1569
62045d48 1570enable $arch $subarch
b24dbcbd 1571
7483e694 1572# OS specific
4f854758 1573case $target_os in
7483e694 1574 beos|haiku|zeta)
c9d19248 1575 prefix_default="$HOME/config"
7483e694 1576 # helps building libavcodec
0f010b2f 1577 add_cflags -DPIC -fomit-frame-pointer
7483e694 1578 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1579 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1580 case "$gcc_version" in
1581 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1582 disable mmx
1583 ;;
1584 *20010315*) echo "BeBits gcc"
0f010b2f 1585 add_cflags -fno-expensive-optimizations
7483e694
DB
1586 ;;
1587 esac
7483e694
DB
1588 SHFLAGS=-nostart
1589 # enable BeOS things
1590 enable audio_beos
1591 # no need for libm, but the inet stuff
1592 # Check for BONE
1593 # XXX: actually should check for NOT net_server
78fe7631 1594 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1595 network_extralibs="-lbind -lsocket"
1596 else
1597 enable beos_netserver
1598 network_extralibs="-lnet"
1599 fi ;;
1600 sunos)
1601 FFSERVERLDFLAGS=""
9987769a 1602 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1603 network_extralibs="-lsocket -lnsl"
e193c74e 1604 add_cflags -D__EXTENSIONS__
7483e694
DB
1605 ;;
1606 netbsd)
1607 oss_demuxer_extralibs="-lossaudio"
1608 oss_muxer_extralibs="-lossaudio"
1609 ;;
1610 openbsd)
1611 disable need_memalign
1612 LIBOBJFLAGS='$(PIC)'
7483e694 1613 SHFLAGS='-shared'
7483e694
DB
1614 oss_demuxer_extralibs="-lossaudio"
1615 oss_muxer_extralibs="-lossaudio"
1616 ;;
1617 freebsd)
1618 disable need_memalign
1619 ;;
1620 bsd/os)
1621 osextralibs="-lpoll -lgnugetopt"
1622 strip="strip -d"
1623 ;;
1624 darwin)
1625 disable need_memalign
0138c54e 1626 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1627 strip="strip -x"
1628 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1629 SLIBSUF=".dylib"
1630 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1631 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1632 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1633 objformat="macho"
1b0f6fb8 1634 enabled x86_64 && objformat="macho64"
7483e694
DB
1635 ;;
1636 mingw32*)
4f854758 1637 target_os=mingw32
dcc01c06 1638 LIBTARGET=i386
1fc9fb8a 1639 if enabled x86_64; then
dcc01c06
RP
1640 disable need_memalign
1641 LIBTARGET=x64
1642 fi
fbd971a4 1643 shlibdir_default="$bindir_default"
7483e694
DB
1644 disable ffserver
1645 SLIBPREF=""
1646 SLIBSUF=".dll"
7483e694
DB
1647 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1648 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1649 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1650 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1651 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1652 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1653 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1654 objformat="win32"
bc574408 1655 enable dos_paths
1894e741 1656 check_cflags -fno-common
b1549d61 1657 if ! enabled x86_64; then
f7ad5aa2
RP
1658 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1659 die "ERROR: MinGW runtime version must be >= 3.15."
1660 enabled_any avisynth vfwcap_demuxer &&
1661 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1662 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1663 fi
7483e694
DB
1664 ;;
1665 cygwin*)
4f854758 1666 target_os=cygwin
fbd971a4 1667 shlibdir_default="$bindir_default"
7483e694
DB
1668 SLIBPREF="cyg"
1669 SLIBSUF=".dll"
1670 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1671 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1672 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1673 objformat="win32"
bc574408 1674 enable dos_paths
1894e741 1675 check_cflags -fno-common
7483e694 1676 ;;
4f365f37 1677 *-dos|freedos|opendos)
fdf11906 1678 disable ffplay ffserver
4f365f37
MK
1679 disable $INDEV_LIST $OUTDEV_LIST
1680 network_extralibs="-lsocket"
ff1c015d 1681 objformat="coff"
bc574408 1682 enable dos_paths
4f365f37 1683 ;;
7483e694 1684 linux)
7483e694
DB
1685 enable dv1394
1686 ;;
1687 irix*)
4f854758 1688 target_os=irix
7483e694
DB
1689 ranlib="echo ignoring ranlib"
1690 ;;
d22e8442 1691 os/2*)
d22e8442
DY
1692 strip="lxlite"
1693 ln_s="cp -f"
d22e8442 1694 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1695 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1696 FFSERVERLDFLAGS=""
287d3b13 1697 LIBSUF="_s.a"
d22e8442
DY
1698 SLIBPREF=""
1699 SLIBSUF=".dll"
1700 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1701 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1702 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1703 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1704 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1705 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1706 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1707 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1708 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1709 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1710 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1711 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1712 enable dos_paths
d22e8442 1713 ;;
83993c1c
AM
1714 gnu/kfreebsd)
1715 ;;
34e82167 1716 gnu)
34e82167 1717 ;;
d22e8442 1718
7483e694 1719 *)
4f924f9a 1720 die "Unknown OS '$target_os'."
7483e694
DB
1721 ;;
1722esac
1723
c9d19248
MR
1724set_default $PATHS_LIST
1725
c597172e 1726add_extralibs $osextralibs
de6d9b64 1727
28d8e661
DB
1728# Combine FFLDFLAGS and the LDFLAGS environment variable.
1729LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1730
320d060a 1731# we need to build at least one lib type
93b3c083 1732if ! enabled_any static shared; then
320d060a
DB
1733 cat <<EOF
1734At least one library type must be built.
1735Specify --enable-static to build the static libraries or --enable-shared to
1736build the shared libraries as well. To only build the shared libraries specify
1737--disable-static in addition to --enable-shared.
1738EOF
1739 exit 1;
1740fi
1741
abc4e572 1742disabled static && LIBNAME=""
2a320695 1743
a2234ceb
RP
1744if enabled_any libfaad libfaadbin ; then
1745 if check_header faad.h; then
295b8c70 1746 check_cc <<EOF
a2234ceb
RP
1747#include <faad.h>
1748#ifndef FAAD2_VERSION
1749ok faad1
1750#endif
db817cf3 1751int main(void) { return 0; }
a2234ceb
RP
1752EOF
1753 test $? = 0 && enable libfaad2
1754 else
ff3dac65 1755 die "FAAD test failed."
a2234ceb
RP
1756 fi
1757fi
1758
1759
2184c6f7 1760die_license_disabled() {
4c27207c 1761 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1762}
1763
1764die_license_disabled gpl libfaad2
1765die_license_disabled gpl libx264
1766die_license_disabled gpl libxvid
1767die_license_disabled gpl postproc
1768die_license_disabled gpl x11grab
1769
1770die_license_disabled nonfree libamr_nb
1771die_license_disabled nonfree libamr_wb
2f7ae63b 1772die_license_disabled nonfree libfaac
b2e3c528 1773
0b175caa
DB
1774die_license_disabled version3 libopencore_amrnb
1775die_license_disabled version3 libopencore_amrwb
1776
9cad0e4e 1777enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1778
9eeed841 1779check_deps $ARCH_EXT_LIST
0f3cb305 1780
5d323602
MR
1781test -z "$need_memalign" && need_memalign="$mmx"
1782
cf9d24ad 1783#Darwin CC versions
4f854758 1784if test $target_os = darwin; then
629687f6 1785 if enabled xlc; then
0f010b2f 1786 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1787 else
0f010b2f
DB
1788 add_cflags -pipe
1789 check_cflags -force_cpusubtype_ALL
1790 check_cflags -Wno-sign-compare
f946a9a4 1791 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1792 fi
2a1a6b64
MN
1793fi
1794
40617a6d 1795disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1796
a4adb608 1797# Add processor-specific flags
38d0a8aa 1798if test $cpu != "generic"; then
bc8ec47b
MR
1799 warn_altivec(){
1800 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1801 }
38d0a8aa 1802 case $cpu in
bb270c08 1803 601|ppc601|PowerPC601)
0f010b2f 1804 add_cflags -mcpu=601
bc8ec47b 1805 warn_altivec enabled PPC601
bb270c08
DB
1806 ;;
1807 603*|ppc603*|PowerPC603*)
0f010b2f 1808 add_cflags -mcpu=603
bc8ec47b 1809 warn_altivec enabled PPC603
bb270c08
DB
1810 ;;
1811 604*|ppc604*|PowerPC604*)
0f010b2f 1812 add_cflags -mcpu=604
bc8ec47b 1813 warn_altivec enabled PPC604
bb270c08
DB
1814 ;;
1815 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1816 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1817 warn_altivec enabled PPC75x
bb270c08
DB
1818 ;;
1819 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1820 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1821 warn_altivec disabled PPC745x
bb270c08
DB
1822 ;;
1823 74*|ppc74*|PowerPC74*)
0f010b2f 1824 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1825 warn_altivec disabled PPC74xx
bb270c08
DB
1826 ;;
1827 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1828 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1829 warn_altivec disabled PPC970
bb270c08 1830 ;;
e07e357d 1831 Cell|CELL|cell)
0f010b2f 1832 add_cflags -mcpu=cell
e07e357d 1833 warn_altivec disabled Cell
34d11b87 1834 enable ldbrx
e07e357d 1835 ;;
e7768fc5
GP
1836 # targets that do NOT support conditional mov (cmov)
1837 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1838 add_cflags -march=$cpu
497237c7 1839 disable cmov
e7768fc5
GP
1840 ;;
1841 # targets that do support conditional mov (cmov)
416519dd 1842 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1843 add_cflags -march=$cpu
497237c7
RP
1844 enable cmov
1845 enable fast_cmov
94e4c3a3
GP
1846 ;;
1847 # targets that do support conditional mov but on which it's slow
800a5a19 1848 pentium4|pentium4m|prescott|nocona)
0f010b2f 1849 add_cflags -march=$cpu
497237c7
RP
1850 enable cmov
1851 disable fast_cmov
bb270c08 1852 ;;
d7b34d08 1853 sparc64)
0f010b2f 1854 add_cflags -mcpu=v9
d7b34d08 1855 ;;
f2e49553 1856 arm11*|cortex*)
0f010b2f 1857 add_cflags -mcpu=$cpu
f2e49553
MR
1858 enable fast_unaligned
1859 ;;
0223bd6f 1860 armv*)
0f010b2f 1861 add_cflags -march=$cpu
0223bd6f 1862 ;;
f2e49553 1863 arm*)
0f010b2f 1864 add_cflags -mcpu=$cpu
6b19786b 1865 ;;
1cd11856 1866 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1867 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1868 ;;
e4ddc8ed
MR
1869 bf*)
1870 add_cflags -mcpu=$cpu
1871 ;;
5b34250d
MR
1872 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1873 add_cflags -march=$cpu
1874 ;;
bb270c08 1875 *)
7483e694 1876 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1877 ;;
a4adb608
MN
1878 esac
1879fi
1880
b4d96ba2
MR
1881check_cc <<EOF || die "Symbol mangling check failed."
1882int ff_extern;
1883EOF
2f05d9c1 1884sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1885extern_prefix=${sym%%ff_extern*}
1886
f65883c8
MR
1887check_cc <<EOF && enable inline_asm
1888void foo(void) { __asm__ volatile ("" ::); }
1889EOF
61d251db 1890
9eeed841 1891if enabled x86; then
44965991
PI
1892 # check whether EBP is available on x86
1893 # As 'i' is stored on the stack, this program will crash
1894 # if the base pointer is used to access it because the
1895 # base pointer is cleared in the inline assembly code.
7dfef245 1896 check_exec_crash <<EOF && enable ebp_available
44965991 1897 volatile int i=0;
be449fca 1898 __asm__ volatile (
44965991
PI
1899 "xorl %%ebp, %%ebp"
1900 ::: "%ebp");
1901 return i;
44965991
PI
1902EOF
1903
1904 # check wether EBX is available on x86
940f335a 1905 check_asm ebx_available '"":::"%ebx"'
8e380710 1906
d3a4b4e0
DB
1907 # check whether more than 10 operands are supported
1908 check_cc <<EOF && enable ten_operands
1909int main(void) {
1910 int x=0;
1911 __asm__ volatile(
1912 ""
1913 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1914 );
1915 return 0;
1916}
1917EOF
1918
d7f0920b 1919 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1920 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1921 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1922
1923 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1924
d52481b9 1925 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1926 enabled x86_64 && append YASMFLAGS "-m amd64"
1927 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1928 case "$objformat" in
1929 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1930 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1931 *) append YASMFLAGS "-DPREFIX" ;;
1932 esac
7595a5e4 1933 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1934fi
1935
87ea51e0
LB
1936# check for assembler specific support
1937
85dd97ad
MR
1938enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1939
5b6c2cbd 1940enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1941enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1942enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1943
57bd82d4
MR
1944# check for SIMD availability
1945
115329f1 1946# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1947if enabled altivec; then
3ed1a2ee
DB
1948 check_cflags -maltivec -mabi=altivec &&
1949 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1950 check_cflags -faltivec
b6e52719 1951
0182fee8 1952 # check if our compiler supports Motorola AltiVec C API
497237c7 1953 check_cc <<EOF || disable altivec
dcd479c0 1954$inc_altivec_h
a9a07762
MN
1955int main(void) {
1956 vector signed int v1, v2, v3;
1957 v1 = vec_add(v2,v3);
1958 return 0;
1959}
1960EOF
b006b26c
DB
1961
1962 # check if our compiler supports braces for vector declarations
80a61f08 1963 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1964$inc_altivec_h
80a61f08 1965int main (void) { (vector int) {1}; return 0; }
b006b26c 1966EOF
a9a07762 1967fi
ab6c65f6 1968
b4e806b2 1969# We have to check if pld is a nop and disable it.
a2fc0f6a 1970enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1971enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1972enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1973enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1974enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1975enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1976enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1977enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1978enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1979
0f010b2f 1980enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1981
57bd82d4
MR
1982# ---
1983# big/little-endian test
9eebe687
MR
1984check_cc <<EOF || die "endian test failed"
1985unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1986EOF
d04d9e16 1987od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1988
a3999908 1989# ---
3d204385
NK
1990# check availability of some header files
1991
a98bb16d
RP
1992if check_func dlopen; then
1993 ldl=
1994elif check_func dlopen -ldl; then
1995 ldl=-ldl
8bf5d58f
MN
1996fi
1997
75ecf149
DB
1998# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
1999check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2000
7483e694
DB
2001check_func fork
2002check_func gethrtime
2003check_func getrusage
094c09bb 2004check_func inet_aton $network_extralibs
7483e694
DB
2005check_func memalign
2006check_func mkstemp
1f91cdce 2007check_func posix_memalign
b507ebd1 2008check_func_headers io.h setmode
e4673692 2009check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2010check_func_headers windows.h GetProcessTimes
7c5bfe7a 2011check_func_headers windows.h VirtualAlloc
6ffa87d3 2012
e16e49ac 2013check_header conio.h
a98bb16d
RP
2014check_header dlfcn.h
2015check_header malloc.h
bf6ce82d 2016check_header poll.h
b58412f1 2017check_header sys/mman.h
b091aa44 2018check_header sys/resource.h
bf6ce82d 2019check_header sys/select.h
a98bb16d 2020check_header termios.h
272081b0
CEH
2021check_header vdpau/vdpau.h
2022check_header vdpau/vdpau_x11.h
68178ca9 2023check_header X11/extensions/XvMClib.h
a98bb16d 2024
1f91cdce
RP
2025if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2026 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2027fi
e16e49ac 2028
a4fa192c 2029disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2030disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2031
2032# check for some common methods of building with pthread support
2033# do this before the optional library checks as some of them require pthreads
2034if enabled pthreads; then
9e7fd101
MR
2035 if check_func pthread_create; then
2036 :
2037 elif check_func pthread_create -pthread; then
2038 add_cflags -pthread
afc9aee2 2039 add_extralibs -pthread
9e7fd101
MR
2040 elif check_func pthread_create -pthreads; then
2041 add_cflags -pthreads
afc9aee2 2042 add_extralibs -pthreads
8d94f606
GT
2043 elif check_func pthread_create -lpthreadGC2; then
2044 add_extralibs -lpthreadGC2
9e7fd101
MR
2045 elif ! check_lib pthread.h pthread_create -lpthread; then
2046 die "ERROR: can't find pthreads library"
2047 fi
57bd82d4
MR
2048fi
2049
8eee7025 2050for thread in $THREADS_LIST; do
e5f94c2b 2051 if enabled $thread; then
3ae3b721
RP
2052 test -n "$thread_type" &&
2053 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2054 thread_type="$thread"
e5f94c2b
RP
2055 fi
2056done
2057
fdf88598 2058check_lib math.h sin -lm
ff418735 2059check_lib va/va.h vaInitialize -lva
fdf88598 2060
a33cab3a 2061# test for C99 functions in math.h
7b04b8a0 2062for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 2063 check_exec <<EOF && enable $func || disable $func
f32adb22 2064#include <math.h>
a33cab3a 2065int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2066EOF
a33cab3a 2067done
f32adb22 2068
57bd82d4 2069# these are off by default, so fail if requested and not available
79fda097 2070enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
29382bc1 2071enabled libamr_nb && require libamrnb amrnb/interf_dec.h Decoder_Interface_init -lamrnb -lm
7483e694 2072enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 2073enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2074 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2075 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2076enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2077enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2078enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2079enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2080enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2081enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2082enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2083enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2084enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2085 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2086enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2087enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2088enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2089enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2090 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2091 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2092enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2093enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2094
0b4a1821
AS
2095# libdc1394 check
2096if enabled libdc1394; then
2097 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2098 enable libdc1394_2; } ||
2099 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2100 enable libdc1394_1; } ||
2101 die "ERROR: No version of libdc1394 found "
2102fi
2103
2104
c13e1abd
FH
2105_restrict=
2106for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2107 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2108void foo(char * $restrict_keyword p);
2109EOF
c13e1abd
FH
2110done
2111
a86b921c 2112##########################################
29799f8b 2113# SDL check
a86b921c 2114
497237c7
RP
2115disable sdl_too_old
2116disable sdl
6a1a892f 2117SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2118if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2119 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2120 temp_cflags $sdl_cflags
5e622c40 2121 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2122 if check_lib2 SDL.h SDL_Init; then
5e622c40 2123 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2124 if test "$_sdlversion" -lt 121 ; then
497237c7 2125 enable sdl_too_old
dcd479c0 2126 else
497237c7 2127 enable sdl
225e21ef 2128 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2129#include <SDL.h>
d6773f56 2130int main(int argc, char **argv){
29f3b38a
MR
2131 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2132 int w = vi->current_w;
2133 return 0;
2134}
2135EOF
dcd479c0
MR
2136 fi
2137 fi
29f3b38a 2138 restore_flags
c3f6b472 2139fi
57bd82d4 2140
2270b4b2 2141texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2142
7a91333f 2143##########################################
73b46a95
RP
2144# Network check
2145
2146if enabled network; then
96000432 2147 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2148 # Prefer arpa/inet.h over winsock2
2149 if check_header arpa/inet.h ; then
2150 check_func closesocket
2151 elif check_header winsock2.h ; then
ea10ddde 2152 network_extralibs="-lws2_32"
72be9e73 2153 check_type ws2tcpip.h socklen_t
2446d3d6 2154 check_func_headers winsock2.h closesocket
73b46a95
RP
2155 fi
2156fi
2157
2158##########################################
29799f8b 2159# IPv6 check
7a91333f 2160
497237c7 2161enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2162#include <sys/types.h>
2163#include <sys/socket.h>
2164#include <netinet/in.h>
2165#include <netdb.h>
db817cf3 2166int main(void) {
7483e694
DB
2167 struct sockaddr_storage saddr;
2168 struct ipv6_mreq mreq6;
2169 getaddrinfo(0,0,0,0);
2170 getnameinfo(0,0,0,0,0,0,0);
2171 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2172}
2173EOF
2174
06e31011
RP
2175check_header linux/videodev.h
2176check_header linux/videodev2.h
1b6e8b73 2177check_header sys/videoio.h
47f38850 2178
2446d3d6 2179check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2180
f8aa696f 2181# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2182{ check_header dev/bktr/ioctl_meteor.h &&
2183 check_header dev/bktr/ioctl_bt848.h; } ||
2184{ check_header machine/ioctl_meteor.h &&
2185 check_header machine/ioctl_bt848.h; } ||
2186{ check_header dev/video/meteor/ioctl_meteor.h &&
2187 check_header dev/video/bktr/ioctl_bt848.h; } ||
2188check_header dev/ic/bt8xx.h
f8aa696f 2189
c7682de0
RP
2190check_header sys/soundcard.h
2191check_header soundcard.h
deb29777 2192
35fd8122
NG
2193check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2194
80ff8a16
OG
2195check_lib2 jack/jack.h jack_client_open -ljack
2196
7483e694 2197# deal with the X11 frame grabber
56a059ac 2198enabled x11grab &&
f58f4ce1
GP
2199check_header X11/Xlib.h &&
2200check_header X11/extensions/XShm.h &&
2201check_func XOpenDisplay -lX11 &&
06eab4ba 2202check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2203
40bcf4c7 2204enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2205
2206# add some useful compiler flags if supported
2207check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2208check_cflags -Wall
2209check_cflags -Wno-switch
c07bd6a9
MN
2210check_cflags -Wdisabled-optimization
2211check_cflags -Wpointer-arith
2212check_cflags -Wredundant-decls
cc1fb623 2213check_cflags -Wno-pointer-sign
f4929996 2214check_cflags -Wcast-qual
9aceb3cf 2215check_cflags -Wwrite-strings
652a5bf6 2216check_cflags -Wtype-limits
764551c6 2217check_cflags -Wundef
5af4e0cc 2218enabled extra_warnings && check_cflags -Winline
cf9d24ad 2219
57bd82d4 2220# add some linker flags
5c0e9479 2221check_ldflags -Wl,--warn-common
8351d2ba
DB
2222check_ldflags -Wl,--as-needed
2223check_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 2224check_ldflags -Wl,-Bsymbolic
94a3401e 2225
bd2216e4
MR
2226if enabled small; then
2227 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2228 optimizations="small"
2229elif enabled optimizations; then
629687f6 2230 if enabled xlc; then
0f010b2f
DB
2231 add_cflags -O5
2232 add_ldflags -O5
df442a8d
MR
2233 elif enabled ccc; then
2234 add_cflags -fast
cf9d24ad 2235 else
0f010b2f 2236 add_cflags -O3
cf9d24ad 2237 fi
cddf3f45 2238fi
11fdbc44 2239check_cflags -fno-math-errno
b2eb2ff0 2240check_cflags -fno-signed-zeros
cddf3f45 2241
504a64b9 2242# add some flags for Intel C Compiler
629687f6 2243if enabled icc; then
b1598b58
MR
2244 # Just warnings, no remarks
2245 check_cflags -w1
2246 # -wd: Disable following warnings
2247 # 144, 167, 556: -Wno-pointer-sign
2248 # 10006: ignoring unknown option -fno-signed-zeros
2249 # 10156: ignoring option '-W'; no argument required
2250 check_cflags -wd144,167,556,10006,10156
2251 # 11030: Warning unknown option --as-needed
2252 # 10156: ignoring option '-export'; no argument required
2253 check_ldflags -wd10156,11030
2254 # Allow to compile with optimizations
2255 check_ldflags -march=$cpu
be2cf98a
CEH
2256 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2257 enable ebp_available
df442a8d
MR
2258elif enabled ccc; then
2259 # disable some annoying warnings
2260 add_cflags -msg_disable cvtu32to64
2261 add_cflags -msg_disable embedcomment
2262 add_cflags -msg_disable needconstext
2263 add_cflags -msg_disable nomainieee
2264 add_cflags -msg_disable ptrmismatch1
2265 add_cflags -msg_disable unreachcode
504a64b9
CEH
2266fi
2267
80581e98 2268# PIC flags for shared library objects where they are needed
5af4e0cc 2269if enabled shared; then
569cb218
MR
2270 # LIBOBJFLAGS may have already been set in the OS configuration
2271 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2272 case "${subarch-$arch}" in
b6bd7268 2273 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2274 esac
2275 fi
80581e98
MN
2276fi
2277
90be59ef 2278if enabled gprof; then
0f010b2f
DB
2279 add_cflags -p
2280 add_ldflags -p
1db54e20
DB
2281fi
2282
7f3c02fc 2283# Find out if the .align argument is a power of two or not.
9377b6ce 2284check_asm asmalign_pot '".align 3"'
4454dc1b 2285
7483e694
DB
2286enabled_any $DECODER_LIST && enable decoders
2287enabled_any $ENCODER_LIST && enable encoders
5666fd73 2288enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2289enabled_any $BSF_LIST && enable bsfs
2290enabled_any $DEMUXER_LIST && enable demuxers
2291enabled_any $MUXER_LIST && enable muxers
f7679c54 2292enabled_any $FILTER_LIST && enable filters
7483e694
DB
2293enabled_any $INDEV_LIST && enable demuxers
2294enabled_any $OUTDEV_LIST && enable muxers
2295enabled_any $PROTOCOL_LIST && enable protocols
2296
2297enabled_any $THREADS_LIST && enable threads
2298
2299check_deps $CONFIG_LIST \
b6bb00b0 2300 $CONFIG_EXTRA \
7483e694
DB
2301 $HAVE_LIST \
2302 $DECODER_LIST \
2303 $ENCODER_LIST \
5666fd73 2304 $HWACCEL_LIST \
7483e694
DB
2305 $PARSER_LIST \
2306 $BSF_LIST \
2307 $DEMUXER_LIST \
2308 $MUXER_LIST \
f7679c54 2309 $FILTER_LIST \
7483e694
DB
2310 $INDEV_LIST \
2311 $OUTDEV_LIST \
2312 $PROTOCOL_LIST \
f70f03f6 2313
3e89171a 2314echo "install prefix $prefix"
f36958f8
DB
2315echo "source path $source_path"
2316echo "C compiler $cc"
bfd5afd8 2317echo ".align is power-of-two $asmalign_pot"
f36958f8 2318echo "ARCH $arch ($cpu)"
ce8871c2
MR
2319if test "$build_suffix" != ""; then
2320 echo "build suffix $build_suffix"
eb94aca9 2321fi
ac63af34
DB
2322if test "$extra_version" != ""; then
2323 echo "version string suffix $extra_version"
2324fi
0db2ce77 2325echo "big-endian ${bigendian-no}"
e90f5b5a 2326echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2327if enabled x86; then
af44e8e4 2328 echo "yasm ${yasm-no}"
0db2ce77 2329 echo "MMX enabled ${mmx-no}"
30e98e62 2330 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2331 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2332 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2333 echo "SSE enabled ${sse-no}"
30e98e62 2334 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2335 echo "CMOV enabled ${cmov-no}"
2336 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2337 echo "EBX available ${ebx_available-no}"
2338 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2339 echo "10 operands supported ${ten_operands-no}"
e41e8342 2340fi
5b6c2cbd 2341if enabled arm; then
0db2ce77
MR
2342 echo "ARMv5TE enabled ${armv5te-no}"
2343 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2344 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2345 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2346 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2347 echo "NEON enabled ${neon-no}"
eba9ae3c 2348fi
5b6c2cbd 2349if enabled mips; then
0db2ce77 2350 echo "MMI enabled ${mmi-no}"
e41e8342 2351fi
5b6c2cbd 2352if enabled ppc; then
0db2ce77 2353 echo "AltiVec enabled ${altivec-no}"
30e98e62 2354 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2355 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2356 echo "performance report ${powerpc_perf-no}"
2357fi
2358if enabled sparc; then
2359 echo "VIS enabled ${vis-no}"
e41e8342 2360fi
0db2ce77
MR
2361echo "gprof enabled ${gprof-no}"
2362echo "debug symbols ${debug-no}"
87a0fb62 2363echo "strip symbols ${stripping-no}"
8400d6b8 2364echo "optimizations ${optimizations-no}"
0db2ce77
MR
2365echo "static ${static-no}"
2366echo "shared ${shared-no}"
4a24ab64 2367echo "postprocessing support ${postproc-no}"
f7679c54 2368echo "new filter support ${avfilter-no}"
81124ba0 2369echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2370echo "network support ${network-no}"
90be59ef 2371if enabled network; then
0db2ce77 2372 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2373fi
0db2ce77
MR
2374echo "threading support ${thread_type-no}"
2375echo "SDL support ${sdl-no}"
90be59ef 2376if enabled sdl_too_old; then
bfd5afd8
DB
2377 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2378fi
0db2ce77
MR
2379echo "Sun medialib support ${mlib-no}"
2380echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2381echo "libamr-nb support ${libamr_nb-no}"
2382echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2383echo "libdc1394 support ${libdc1394-no}"
690bfceb 2384echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2385echo "libfaac enabled ${libfaac-no}"
2386echo "libfaad enabled ${libfaad-no}"
7e0871a7 2387echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2388echo "libgsm enabled ${libgsm-no}"
2389echo "libmp3lame enabled ${libmp3lame-no}"
2390echo "libnut enabled ${libnut-no}"
0b175caa
DB
2391echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2392echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2393echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2394echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2395echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2396echo "libtheora enabled ${libtheora-no}"
2397echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2398echo "libx264 enabled ${libx264-no}"
2399echo "libxvid enabled ${libxvid-no}"
0db2ce77 2400echo "zlib enabled ${zlib-no}"
f402916e 2401echo "bzlib enabled ${bzlib-no}"
2c62e737 2402echo
de6d9b64 2403
5666fd73 2404for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2405 echo "Enabled ${type}s:"
f65c9da1 2406 eval list=\$$(toupper $type)_LIST
8138b9db 2407 for part in $list; do
f65c9da1
MR
2408 enabled $part && echo ${part%_*}
2409 done | sort | pr -3 -t
2410 echo
8138b9db
RP
2411done
2412
ba7a7039 2413license="LGPL version 2.1 or later"
ba321adb 2414if enabled nonfree; then
ba7a7039 2415 license="nonfree and unredistributable"
9cad0e4e
DB
2416elif enabled gplv3; then
2417 license="GPL version 3 or later"
2418elif enabled lgplv3; then
2419 license="LGPL version 3 or later"
ba321adb 2420elif enabled gpl; then
ba7a7039 2421 license="GPL version 2 or later"
ba321adb
JK
2422fi
2423
2424echo "License: $license"
ca5323af 2425
cf1392e9
DB
2426echo "Creating config.mak and config.h..."
2427
29799f8b
DB
2428echo "# Automatically generated by configure - do not modify!" > config.mak
2429echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2430echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2431echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2432echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2433echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2434
d921f03f 2435echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2436echo "prefix=$prefix" >> config.mak
22a324da
DB
2437echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2438echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2439echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2440echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2441echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2442echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2443echo "SRC_PATH=\"$source_path\"" >> config.mak
2444echo "SRC_PATH_BARE=$source_path" >> config.mak
2445echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2446echo "CC=$cc" >> config.mak
313c46a6 2447echo "AS=$as" >> config.mak
304d586d 2448echo "YASM=$yasmexe" >> config.mak
980fc7b8 2449echo "AR=$ar" >> config.mak
be7109c1 2450echo "RANLIB=$ranlib" >> config.mak
20369773 2451echo "LN_S=$ln_s" >> config.mak
87a0fb62 2452enabled stripping &&
3ae3b721 2453 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2454 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2455
a9b3f630 2456echo "OPTFLAGS=$CFLAGS" >> config.mak
0f3cb305 2457echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2458echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2459echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2460echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2461echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2462echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2463echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2464echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2465echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2466echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2467echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2468echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2469echo "SLIBSUF=$SLIBSUF" >> config.mak
2470echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2471echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2472echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2473echo "HOSTCC=$host_cc" >> config.mak
2474echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2475echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2476echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2477echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2478echo "TARGET_EXEC=$target_exec" >> config.mak
2479echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2480
90be59ef 2481if enabled bigendian; then
7483e694
DB
2482 echo "WORDS_BIGENDIAN=yes" >> config.mak
2483 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2484fi
44161118 2485
90be59ef 2486if enabled sdl; then
5e622c40
DB
2487 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2488 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2489fi
90be59ef 2490if enabled texi2html; then
7483e694 2491 echo "BUILD_DOC=yes" >> config.mak
146ea952 2492fi
5a872801 2493
719c8e00
MR
2494get_version(){
2495 name=$1
2496 file=$source_path/$2
147e7692
MR
2497 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2498 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2499 lcname=$(tolower $name)
2500 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2501 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2502}
2503
147e7692
MR
2504get_version LIBSWSCALE libswscale/swscale.h
2505get_version LIBPOSTPROC libpostproc/postprocess.h
2506get_version LIBAVCODEC libavcodec/avcodec.h
2507get_version LIBAVDEVICE libavdevice/avdevice.h
2508get_version LIBAVFORMAT libavformat/avformat.h
2509get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2510get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2511
5af4e0cc 2512if enabled shared; then
7483e694
DB
2513 echo "BUILD_SHARED=yes" >> config.mak
2514 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2515 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2516 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2517 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2518 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2519 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2520 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2521 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2522 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2523fi
d7e27559 2524echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2525echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2526
7b5e8a27
DB
2527echo "ARCH=$arch" >> config.mak
2528
3d907e22
MR
2529print_config ARCH_ $TMPH config.mak $ARCH_LIST
2530print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2531print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2532 $CONFIG_EXTRA \
7483e694
DB
2533 $DECODER_LIST \
2534 $ENCODER_LIST \
5666fd73 2535 $HWACCEL_LIST \
7483e694
DB
2536 $PARSER_LIST \
2537 $BSF_LIST \
2538 $DEMUXER_LIST \
2539 $MUXER_LIST \
f7679c54 2540 $FILTER_LIST \
7483e694
DB
2541 $PROTOCOL_LIST \
2542 $INDEV_LIST \
2543 $OUTDEV_LIST \
8ac17293 2544
c13e1abd
FH
2545echo "#define restrict $_restrict" >> $TMPH
2546
bd2216e4 2547if enabled small; then
7483e694 2548 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2549fi
2550
0f3cb305 2551
8156056e 2552# Apparently it's not possible to portably echo a backslash.
3ae3b721 2553enabled asmalign_pot &&
7483e694 2554 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2555 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2556
b4d96ba2 2557echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2558
9c05103f
DB
2559echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2560
b7860763 2561# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2562cmp -s $TMPH config.h &&
2563 echo "config.h is unchanged" ||
2564 mv -f $TMPH config.h
3d204385 2565
165af439 2566# build tree in object directory if source path is different from current one
90be59ef 2567if enabled source_path_used; then
165af439 2568 DIRS="\
7483e694
DB
2569 doc \
2570 libavcodec \
2571 libavcodec/alpha \
a2fc0f6a 2572 libavcodec/arm \
7483e694 2573 libavcodec/bfin \
7483e694
DB
2574 libavcodec/mlib \
2575 libavcodec/ppc \
2576 libavcodec/sh4 \
2577 libavcodec/sparc \
a6493a8f 2578 libavcodec/x86 \
52a9cf34 2579 libavdevice \
f7679c54 2580 libavfilter \
7483e694
DB
2581 libavformat \
2582 libavutil \
2583 libpostproc \
2584 libswscale \
b2cfd7e3
RP
2585 libswscale/bfin \
2586 libswscale/mlib \
2587 libswscale/ppc \
2588 libswscale/sparc \
2589 libswscale/x86 \
7483e694
DB
2590 tests \
2591 tools \
7483e694 2592 "
165af439 2593 FILES="\
7483e694
DB
2594 Makefile \
2595 common.mak \
71c61f62 2596 subdir.mak \
7483e694
DB
2597 doc/texi2pod.pl \
2598 libavcodec/Makefile \
52a9cf34 2599 libavdevice/Makefile \
f7679c54 2600 libavfilter/Makefile \
7483e694
DB
2601 libavformat/Makefile \
2602 libavutil/Makefile \
2603 libpostproc/Makefile \
2604 libswscale/Makefile \
2605 "
165af439 2606 for dir in $DIRS ; do
7483e694 2607 mkdir -p $dir
165af439
MR
2608 done
2609 for f in $FILES ; do
20369773 2610 $ln_s "$source_path/$f" $f
165af439
MR
2611 done
2612fi
def4272a 2613
def4272a 2614
d0674868 2615# build pkg-config files
def4272a 2616
d0674868
DB
2617pkgconfig_generate(){
2618name=$1
b0dfd108 2619shortname=${name#lib}${build_suffix}
d0674868
DB
2620comment=$2
2621version=$3
2622libs=$4
2623requires=$5
25cd5cb3 2624cat <<EOF > $name/$name.pc
3e89171a 2625prefix=$prefix
a94e666c 2626exec_prefix=\${prefix}
f2b7382c 2627libdir=$libdir
7622778e 2628includedir=$incdir
def4272a 2629
d0674868
DB
2630Name: $name
2631Description: $comment
2632Version: $version
5dcfe9f8
AH
2633Requires: $(disabled shared && echo $requires)
2634Requires.private: $(enabled shared && echo $requires)
def4272a 2635Conflicts:
12701f6e
AH
2636Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2637Libs.private: $(enabled shared && echo $libs)
76a448ed 2638Cflags: -I\${includedir}
def4272a 2639EOF
25cd5cb3 2640cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2641prefix=
2642exec_prefix=
46d1ff83 2643libdir=\${pcfiledir}
1d44d365 2644includedir=${source_path}
def4272a 2645
d0674868
DB
2646Name: $name
2647Description: $comment
2648Version: $version
2649Requires: $requires
def4272a 2650Conflicts:
12701f6e 2651Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2652Cflags: -I\${includedir}
2653EOF
d0674868 2654}
def4272a 2655
e426941d 2656pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2657pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2658pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2659pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2660enabled avfilter &&
46983309 2661 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2662enabled postproc &&
e426941d 2663 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2664pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"