AC3 encoder doesn't need FFT
[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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
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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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d
MR
57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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MR
71 echo " --enable-static build static libraries [default=yes]"
72 echo " --disable-static do not build static libraries [default=no]"
73 echo " --enable-shared build shared libraries [default=no]"
74 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
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75 echo " --enable-gpl allow use of GPL code, the resulting libav*"
76 echo " and ffmpeg will be under GPL [default=no]"
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77 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
78 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 79 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 80 echo " --enable-swscale software scaler support [default=no]"
f7679c54
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81 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
82 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 83 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 84 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 85 echo " --enable-pthreads use pthreads [default=no]"
eb113804 86 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 87 echo " --enable-x11grab enable X11 grabbing [default=no]"
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88 echo
89 echo "External library support:"
5ce265a1 90 echo " --enable-mlib use Sun medialib [default=no]"
8ac17293 91 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
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92 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
93 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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94 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
95 echo " and libraw1394 [default=no]"
690bfceb 96 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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97 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
98 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 99 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 100 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 101 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
102 echo " --enable-libnut enable NUT (de)muxing via libnut,"
103 echo " native demuxer exists [default=no]"
f7cd9eed 104 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
ae14f311 105 echo " --enable-libspeex enable Speex decoding via libspeex [default=no]"
71757822 106 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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107 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
108 echo " native implementation exists [default=no]"
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DB
109 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
110 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 111 echo " native MPEG-4/Xvid encoder exists [default=no]"
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112 echo ""
113 echo "Advanced options (experts only):"
114 echo " --source-path=PATH path to source code [$source_path]"
115 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 116 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 117 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 118 echo " --cc=CC use C compiler CC [$cc]"
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119 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
120 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
121 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 122 echo " --extra-version=STRING version string suffix []"
74c53c2d 123 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 124 echo " --arch=ARCH select architecture [$arch]"
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DB
125 echo " --cpu=CPU selects the minimum cpu required (affects"
126 echo " instruction selection, may crash on older CPUs)"
2b4c3615 127 echo " --enable-powerpc-perf enable performance report on PPC"
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128 echo " (requires enabling PMC)"
129 echo " --disable-mmx disable MMX usage"
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130 echo " --disable-mmx2 disable MMX2 usage"
131 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 132 echo " --disable-armv5te disable armv5te usage"
edab3048 133 echo " --disable-armv6 disable armv6 usage"
f55b299a 134 echo " --disable-armvfp disable ARM VFP usage"
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135 echo " --disable-iwmmxt disable iwmmxt usage"
136 echo " --disable-altivec disable AltiVec usage"
74c53c2d 137 echo " --disable-network disable network support [default=no]"
0c7bb0e5 138 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 139 echo " --disable-zlib disable zlib [default=no]"
f402916e 140 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 141 echo " --disable-vhook disable video hooking support"
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142 echo " --disable-mpegaudio-hp faster (but less accurate)"
143 echo " MPEG audio decoding [default=no]"
cde9e780 144 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 145 echo " --disable-ffmpeg disable ffmpeg build"
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146 echo " --disable-ffserver disable ffserver build"
147 echo " --disable-ffplay disable ffplay build"
148 echo " --enable-small optimize for size instead of speed"
3abe5fbd 149 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 150 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
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151 echo " --disable-encoder=NAME disables encoder NAME"
152 echo " --enable-encoder=NAME enables encoder NAME"
153 echo " --disable-decoder=NAME disables decoder NAME"
154 echo " --enable-decoder=NAME enables decoder NAME"
155 echo " --disable-encoders disables all encoders"
156 echo " --disable-decoders disables all decoders"
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157 echo " --disable-muxer=NAME disables muxer NAME"
158 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 159 echo " --disable-muxers disables all muxers"
ff70e601
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160 echo " --disable-demuxer=NAME disables demuxer NAME"
161 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 162 echo " --disable-demuxers disables all demuxers"
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163 echo " --enable-parser=NAME enables parser NAME"
164 echo " --disable-parser=NAME disables parser NAME"
165 echo " --disable-parsers disables all parsers"
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166 echo " --enable-bsf=NAME enables bitstream filter NAME"
167 echo " --disable-bsf=NAME disables bitstream filter NAME"
168 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
169 echo " --enable-protocol=NAME enables protocol NAME"
170 echo " --disable-protocol=NAME disables protocol NAME"
171 echo " --disable-protocols disables all protocols"
10d46dd0 172 echo " --disable-devices disables all devices"
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SS
173 echo " --enable-filter=NAME enables filter NAME"
174 echo " --disable-filter=NAME disables filter NAME"
175 echo " --disable-filters disables all filters"
794f8e97
PI
176 echo " --list-decoders show all available decoders"
177 echo " --list-encoders show all available encoders"
178 echo " --list-muxers show all available muxers"
179 echo " --list-demuxers show all available demuxers"
180 echo " --list-parsers show all available parsers"
181 echo " --list-protocols show all available protocols"
182 echo " --list-bsfs show all available bitstream filters"
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183 echo " --list-indevs show all available input devices"
184 echo " --list-outdevs show all available output devices"
1865259f 185 echo " --list-filters show all available filters"
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186 echo
187 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 188 echo " --disable-debug disable debugging symbols"
b7d49373 189 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 190 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
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194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
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201}
202
720c69da 203log_file(){
c8e9f801 204 log BEGIN $1
2270b4b2 205 pr -n -t $1 >> $logfile
c8e9f801
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206 log END $1
207}
208
2ba042a7 209echolog(){
c8e9f801 210 log "$@"
57bd82d4 211 echo "$@"
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212}
213
214die(){
215 echolog "$@"
216 cat <<EOF
217If you think configure made a mistake, make sure you are using the latest
218version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 219ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 220EOF
e155a21a 221 if disabled logging; then
2ba042a7 222 cat <<EOF
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DB
223Rerun configure with logging enabled (do not use --disable-logging), and
224include the log this produces with your report.
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225EOF
226 else
227cat <<EOF
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228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
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230EOF
231 fi
cea0ac52 232 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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233 exit 1
234}
235
6c6007d6 236# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 237toupper(){
6c6007d6 238 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
239}
240
4a5444db 241tolower(){
6c6007d6 242 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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MR
243}
244
a8d04fba
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245set_all(){
246 value=$1
247 shift
248 for var in $*; do
249 eval $var=$value
250 done
251}
252
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253set_weak(){
254 value=$1
255 shift
256 for var; do
257 eval : \${$var:=$value}
258 done
259}
260
799c9e9b
MR
261pushvar(){
262 for var in $*; do
263 eval level=\${${var}_level:=0}
264 eval ${var}_${level}="\$$var"
265 eval ${var}_level=$(($level+1))
266 done
267}
268
269popvar(){
270 for var in $*; do
271 eval level=\${${var}_level:-0}
272 test $level = 0 && continue
273 eval level=$(($level-1))
274 eval $var="\${${var}_${level}}"
275 eval ${var}_level=$level
276 eval unset ${var}_${level}
277 done
278}
279
a8d04fba
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280enable(){
281 set_all yes $*
282}
283
284disable(){
285 set_all no $*
286}
287
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288enable_weak(){
289 set_weak yes $*
290}
291
292disable_weak(){
293 set_weak no $*
294}
295
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MR
296do_enable_deep(){
297 for var; do
298 enabled $var && continue
299 eval sel="\$${var}_select"
c510c7b5
MR
300 eval sgs="\$${var}_suggest"
301 pushvar var sgs
f9d328da 302 enable_deep $sel
c510c7b5
MR
303 popvar sgs
304 enable_deep_weak $sgs
f9d328da
MR
305 popvar var
306 done
307}
308
309enable_deep(){
310 do_enable_deep $*
311 enable $*
312}
313
72a43668
MR
314enable_deep_weak(){
315 do_enable_deep $*
316 enable_weak $*
317}
318
57bd82d4 319enabled(){
3250003c
MR
320 test "${1#!}" = "$1" && op== || op=!=
321 eval test "x\$${1#!}" $op "xyes"
44161118
MR
322}
323
37970ebf 324disabled(){
3250003c
MR
325 test "${1#!}" = "$1" && op== || op=!=
326 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
327}
328
44161118
MR
329enabled_all(){
330 for opt; do
331 enabled $opt || return 1
332 done
333}
334
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DB
335disabled_all(){
336 for opt; do
337 disabled $opt || return 1
338 done
339}
340
44161118
MR
341enabled_any(){
342 for opt; do
343 enabled $opt && return 0
344 done
345}
346
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DB
347disabled_any(){
348 for opt; do
349 disabled $opt && return 0
350 done
f7b230a7 351 return 1
85bca2c5
DB
352}
353
c9d19248
MR
354set_default(){
355 for opt; do
356 eval test -z "\$$opt" && eval $opt=\$${opt}_default
357 done
358}
359
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AJ
360is_in(){
361 value=$1
362 shift
363 for var in $*; do
364 [ $var = $value ] && return 0
365 done
366 return 1
367}
368
30fd06be
MR
369check_deps(){
370 for cfg; do
3250003c 371 cfg="${cfg#!}"
799c9e9b
MR
372 enabled ${cfg}_checking && die "Circular dependency for $cfg."
373 disabled ${cfg}_checking && continue
374 enable ${cfg}_checking
375
30fd06be
MR
376 eval dep_all="\$${cfg}_deps"
377 eval dep_any="\$${cfg}_deps_any"
7ef3425f 378 eval dep_sel="\$${cfg}_select"
c510c7b5 379 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 380
c510c7b5
MR
381 pushvar cfg dep_all dep_any dep_sel dep_sgs
382 check_deps $dep_all $dep_any $dep_sel $dep_sgs
383 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 384
6a702d4c
MR
385 enabled_all $dep_all || disable $cfg
386 enabled_any $dep_any || disable $cfg
7ef3425f 387 disabled_any $dep_sel && disable $cfg
799c9e9b 388
4ec45764
RP
389 if enabled $cfg; then
390 eval dep_extralibs="\$${cfg}_extralibs"
391 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 392 enable_deep $dep_sel
c510c7b5 393 enable_deep_weak $dep_sgs
4ec45764
RP
394 fi
395
799c9e9b 396 disable ${cfg}_checking
30fd06be
MR
397 done
398}
399
44161118
MR
400print_config(){
401 pfx=$1
402 header=$2
403 makefile=$3
404 shift 3
405 for cfg; do
3d907e22 406 ucname="`toupper $cfg`"
44161118 407 if enabled $cfg; then
3d907e22
MR
408 echo "#define ${pfx}${ucname} 1" >> $header
409 echo "#define ENABLE_${ucname} 1" >> $header
410 echo "${pfx}${ucname}=yes" >> $makefile
411 else
412 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
413 fi
414 done
57bd82d4
MR
415}
416
417flags_saved(){
2270b4b2 418 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
419}
420
dcd479c0 421save_flags(){
57bd82d4 422 flags_saved && return
dcd479c0
MR
423 SAVE_CFLAGS="$CFLAGS"
424 SAVE_LDFLAGS="$LDFLAGS"
425 SAVE_extralibs="$extralibs"
426}
427
428restore_flags(){
f5d28d10 429 flags_saved || return
dcd479c0
MR
430 CFLAGS="$SAVE_CFLAGS"
431 LDFLAGS="$SAVE_LDFLAGS"
432 extralibs="$SAVE_extralibs"
433 unset SAVE_CFLAGS
434 unset SAVE_LDFLAGS
435 unset SAVE_extralibs
436}
437
438temp_cflags(){
439 save_flags
440 CFLAGS="$CFLAGS $*"
441}
442
443temp_ldflags(){
444 save_flags
445 LDFLAGS="$LDFLAGS $*"
446}
447
448temp_extralibs(){
449 save_flags
450 extralibs="$extralibs $*"
451}
452
57bd82d4
MR
453append(){
454 var=$1
455 shift
456 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
457 eval "$var=\"\$$var $*\""
458}
459
460add_cflags(){
461 append CFLAGS "$@"
462}
463
464add_ldflags(){
465 append LDFLAGS "$@"
466}
467
468add_extralibs(){
469 append extralibs "$@"
470}
471
b0cfb663 472check_cmd(){
b3cb5d51 473 log "$@"
2270b4b2 474 "$@" >> $logfile 2>&1
b0cfb663
MR
475}
476
dcd479c0 477check_cc(){
57bd82d4 478 log check_cc "$@"
2270b4b2 479 cat > $TMPC
720c69da 480 log_file $TMPC
b0cfb663 481 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
482}
483
484check_cpp(){
485 log check_cpp "$@"
2270b4b2 486 cat > $TMPC
720c69da 487 log_file $TMPC
b0cfb663 488 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
489}
490
940f335a
MR
491check_asm(){
492 log check_asm "$@"
493 name="$1"
494 asm="$2"
495 shift 2
496 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 497int foo(void){ __asm__ volatile($asm); }
940f335a
MR
498EOF
499}
500
304d586d
LM
501check_yasm(){
502 log check_yasm "$@"
503 echo "$1" > $TMPS
504 log_file $TMPS
505 shift 1
506 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
507}
508
dcd479c0 509check_ld(){
57bd82d4 510 log check_ld "$@"
0607887f 511 check_cc || return
3155a644
MR
512 flags=''
513 libs=''
514 for f; do
515 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
516 done
517 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
518}
519
520check_cflags(){
57bd82d4
MR
521 log check_cflags "$@"
522 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
523int x;
524EOF
525}
526
527check_ldflags(){
57bd82d4
MR
528 log check_ldflags "$@"
529 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 530int main(void){ return 0; }
dcd479c0
MR
531EOF
532}
533
534check_header(){
57bd82d4 535 log check_header "$@"
dcd479c0
MR
536 header=$1
537 shift
d8bc5f06
MR
538 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
539 disable $var
540 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
541#include <$header>
542int x;
543EOF
544}
545
546check_func(){
57bd82d4 547 log check_func "$@"
dcd479c0
MR
548 func=$1
549 shift
d8bc5f06
MR
550 disable $func
551 check_ld "$@" <<EOF && enable $func
dcd479c0 552extern int $func();
c23a0ac8 553int main(void){ $func(); }
dcd479c0
MR
554EOF
555}
556
2446d3d6
DB
557check_func_headers(){
558 log check_func_headers "$@"
f8d7b072
MR
559 headers=$1
560 func=$2
561 shift 2
562 disable $func
563 incs=""
564 for hdr in $headers; do
565 incs="$incs
566#include <$hdr>"
567 done
568 check_ld "$@" <<EOF && enable $func
569$incs
d6773f56 570int main(int argc, char **argv){
f8d7b072
MR
571 (void) $func;
572 return 0;
573}
574EOF
575}
576
a5344cf7
SS
577check_cpp_condition(){
578 log check_cpp_condition "$@"
579 header=$1
580 condition=$2
581 check_cpp <<EOF
582#include <$header>
583#if !($condition)
584#error "unsatisfied condition: $condition"
585#endif
586EOF
587}
588
57bd82d4
MR
589check_lib(){
590 log check_lib "$@"
591 header="$1"
592 func="$2"
593 shift 2
fcfcde17
MR
594 temp_extralibs "$@"
595 check_header $header && check_func $func && add_extralibs "$@"
596 err=$?
597 restore_flags
598 return $err
57bd82d4
MR
599}
600
f8d7b072
MR
601check_lib2(){
602 log check_lib2 "$@"
603 headers="$1"
604 func="$2"
605 shift 2
606 temp_extralibs "$@"
2446d3d6 607 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
608 err=$?
609 restore_flags
610 return $err
611}
612
dcd479c0 613check_exec(){
2270b4b2 614 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
615}
616
7dfef245
MR
617check_exec_crash(){
618 code=`cat`
619
620 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
621 # are safe but may not be available everywhere. Thus we use
622 # raise(SIGTERM) instead. The check is run in a subshell so we
623 # can redirect the "Terminated" message from the shell. SIGBUS
624 # is not defined by standard C so it is used conditionally.
625
2270b4b2 626 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
627#include <signal.h>
628static void sighandler(int sig){
629 raise(SIGTERM);
630}
e5af4a11 631int main(void){
7dfef245
MR
632 signal(SIGILL, sighandler);
633 signal(SIGFPE, sighandler);
634 signal(SIGSEGV, sighandler);
635#ifdef SIGBUS
636 signal(SIGBUS, sighandler);
637#endif
638 { $code }
639}
640EOF
641}
642
72be9e73
DY
643check_type(){
644 log check_type "$@"
645 headers=$1
646 type=$2
647 shift 2
648 disable $type
649 incs=""
650 for hdr in $headers; do
651 incs="$incs
652#include <$hdr>"
653 done
654 check_cc "$@" <<EOF && enable $type
655$incs
656$type v;
657EOF
658}
659
57bd82d4
MR
660require(){
661 name="$1"
662 header="$2"
663 func="$3"
664 shift 3
665 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
666}
667
f8d7b072
MR
668require2(){
669 name="$1"
670 headers="$2"
671 func="$3"
672 shift 3
673 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
674}
675
eea50282
MR
676check_foo_config(){
677 cfg=$1
678 pkg=$2
679 header=$3
680 func=$4
681 shift 4
682 disable $cfg
683 check_cmd ${pkg}-config --version
684 err=$?
685 if test "$err" = 0; then
686 temp_cflags `${pkg}-config --cflags`
687 temp_extralibs `${pkg}-config --libs`
688 check_lib "$@" $header $func && enable $cfg
689 fi
690 return $err
691}
692
c505dd31
MR
693apply(){
694 file=$1
695 shift
696 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
697}
698
dcd61286
DB
699# CONFIG_LIST contains configurable options, while HAVE_LIST is for
700# system-dependent things.
701
4a0d6686
AJ
702COMPONENT_LIST="
703 bsfs
704 decoders
705 demuxers
706 encoders
3cde40aa 707 filters
c552605c 708 indevs
4a0d6686 709 muxers
c552605c 710 outdevs
4a0d6686
AJ
711 parsers
712 protocols
713"
714
715CONFIG_LIST="
716 $COMPONENT_LIST
f7679c54
VS
717 avfilter
718 avfilter_lavf
c88f5d72
MR
719 avisynth
720 beos_netserver
f402916e 721 bzlib
c88f5d72
MR
722 ffmpeg
723 ffplay
724 ffserver
1848f7d9 725 fft
c88f5d72 726 gpl
ecfc4f44 727 gprof
d8d0d0b2 728 gray
3abe5fbd 729 hardcoded_tables
c88f5d72 730 ipv6
f5a756ef
DB
731 libamr_nb
732 libamr_wb
f7b8bffe 733 libdc1394
690bfceb 734 libdirac
2eed5a46
DB
735 libfaac
736 libfaad
737 libfaadbin
c88f5d72 738 libgsm
6ebe07fb 739 libmp3lame
c88f5d72 740 libnut
f7cd9eed 741 libschroedinger
ae14f311 742 libspeex
150d2772 743 libtheora
c88f5d72 744 libvorbis
1cc60c47
DB
745 libx264
746 libxvid
c88f5d72 747 memalign_hack
a8150374 748 mlib
c88f5d72
MR
749 mpegaudio_hp
750 network
3fe142e2 751 nonfree
4a24ab64 752 postproc
2b4c3615 753 powerpc_perf
bd2216e4 754 small
13ca50f3 755 swscale
c88f5d72 756 vhook
56a059ac 757 x11grab
c88f5d72 758 zlib
4a0d6686 759"
c88f5d72 760
8eee7025
DB
761THREADS_LIST='
762 beosthreads
d22e8442 763 os2threads
8eee7025
DB
764 pthreads
765 w32threads
766'
767
3f5b56e5
MR
768ARCH_LIST='
769 alpha
770 armv4l
771 bfin
772 ia64
773 m68k
774 mips
775 parisc
776 powerpc
777 s390
778 sh4
779 sparc
780 sparc64
781 x86
782 x86_32
783 x86_64
784'
785
786ARCH_EXT_LIST='
1ac9331a 787 altivec
1ac9331a 788 armv5te
edab3048 789 armv6
f55b299a 790 armvfp
3f5b56e5
MR
791 iwmmxt
792 mmi
793 mmx
d7f0920b 794 mmx2
6b18d278 795 neon
9eeed841 796 ssse3
bd9d34a0 797 vis
3f5b56e5
MR
798'
799
800HAVE_LIST="
801 $ARCH_EXT_LIST
802 $THREADS_LIST
803 altivec_h
c9fdab0d 804 arpa_inet_h
6bd859d6 805 bswap
ecf97f22 806 closesocket
1ac9331a 807 cmov
e16e49ac 808 conio_h
c88f5d72 809 dcbzl
f8aa696f
DB
810 dev_bktr_ioctl_bt848_h
811 dev_bktr_ioctl_meteor_h
812 dev_ic_bt8xx_h
813 dev_video_meteor_ioctl_meteor_h
814 dev_video_bktr_ioctl_bt848_h
18b67ae5 815 dlfcn_h
c88f5d72 816 dlopen
bc574408 817 dos_paths
245626d0
DB
818 ebp_available
819 ebx_available
c2a29455 820 fast_64bit
7073e9fc 821 fast_cmov
7b829d2a 822 fast_unaligned
9d99cc5a 823 fork
c88f5d72 824 freetype2
da9e86f8 825 gethrtime
4e68cb8a 826 GetProcessTimes
66be5b45 827 getrusage
c88f5d72 828 imlib2
2e1913b1 829 inet_aton
61d251db 830 inline_asm
0b4a1821
AS
831 libdc1394_1
832 libdc1394_2
a33cab3a
MK
833 llrint
834 lrint
c88f5d72 835 lrintf
f8aa696f
DB
836 machine_ioctl_bt848_h
837 machine_ioctl_meteor_h
c88f5d72
MR
838 malloc_h
839 memalign
6ffa87d3 840 mkstemp
b4e806b2 841 pld
9cafbd6c 842 ppc64
a33cab3a
MK
843 round
844 roundf
c88f5d72
MR
845 sdl
846 sdl_video_size
72be9e73 847 socklen_t
deb29777 848 soundcard_h
f8cda19e 849 poll_h
b58412f1 850 sys_mman_h
b091aa44 851 sys_resource_h
81644c2e 852 sys_select_h
deb29777 853 sys_soundcard_h
1b6e8b73 854 sys_videoio_h
e16e49ac 855 termios_h
b265431e 856 threads
6ff3f3e7 857 winsock2_h
304d586d 858 yasm
0cb78cef 859"
44161118 860
b6bb00b0
MR
861# options emitted with CONFIG_ prefix but not available on command line
862CONFIG_EXTRA="
863 fft_mmx
864"
865
520cc7f1 866CMDLINE_SELECT="
3f5b56e5 867 $ARCH_EXT_LIST
520cc7f1 868 $CONFIG_LIST
8eee7025 869 $THREADS_LIST
db6107b6 870 cross_compile
520cc7f1
MR
871 debug
872 extra_warnings
8c6afa4d 873 logging
d2bbb2f7 874 optimizations
520cc7f1
MR
875 shared
876 static
87a0fb62 877 stripping
520cc7f1 878"
426be5dc
DB
879
880PATHS_LIST='
d156bede 881 bindir
26759c44
MR
882 incdir
883 libdir
26759c44
MR
884 mandir
885 prefix
886 shlibdir
426be5dc
DB
887'
888
889CMDLINE_SET="
890 $PATHS_LIST
891 arch
892 build_suffix
893 cc
894 cpu
895 cross_prefix
ac63af34 896 extra_version
426be5dc 897 logfile
26759c44
MR
898 source_path
899 target_os
426be5dc 900"
520cc7f1 901
912f3148
DB
902# code dependency declarations
903
9eeed841
MR
904# architecture extensions
905altivec_deps="powerpc"
906armv5te_deps="armv4l"
907armv6_deps="armv4l"
f55b299a 908armvfp_deps="armv4l"
9eeed841 909iwmmxt_deps="armv4l"
e241ba14 910mmi_deps="mips"
9eeed841 911mmx_deps="x86"
fbef871d 912mmx2_deps="x86 mmx"
6b18d278 913neon_deps="armv4l"
9eeed841 914ssse3_deps="x86"
bd9d34a0 915vis_deps="sparc"
9eeed841 916
b6bb00b0
MR
917# common features
918fft_suggest="fft_mmx"
919fft_mmx_deps="mmx yasm"
920
912f3148 921# decoders / encoders
1848f7d9 922aac_decoder_select="fft"
d8d12c15 923ac3_decoder_deps="gpl"
1848f7d9 924ac3_decoder_select="fft"
1848f7d9
MR
925atrac3_decoder_select="fft"
926cook_decoder_select="fft"
3c69e5d3 927dca_decoder_select="fft"
33a0dd37 928dxa_decoder_deps="zlib"
406ab5cc 929eac3_decoder_deps="gpl"
1848f7d9 930eac3_decoder_select="fft"
30fd06be 931flashsv_decoder_deps="zlib"
773be23a 932flashsv_encoder_deps="zlib"
1848f7d9 933imc_decoder_select="fft"
30fd06be 934mpeg_xvmc_decoder_deps="xvmc"
1848f7d9
MR
935nellymoser_decoder_select="fft"
936nellymoser_encoder_select="fft"
30fd06be
MR
937png_decoder_deps="zlib"
938png_encoder_deps="zlib"
1848f7d9
MR
939qdm2_decoder_select="fft"
940vorbis_decoder_select="fft"
941vorbis_encoder_select="fft"
942wmav1_decoder_select="fft"
943wmav1_encoder_select="fft"
944wmav2_decoder_select="fft"
945wmav2_encoder_select="fft"
30fd06be
MR
946zmbv_decoder_deps="zlib"
947zmbv_encoder_deps="zlib"
948
912f3148 949# external libraries
f5a756ef
DB
950libamr_nb_decoder_deps="libamr_nb"
951libamr_nb_encoder_deps="libamr_nb"
952libamr_wb_decoder_deps="libamr_wb"
953libamr_wb_encoder_deps="libamr_wb"
1b71f045 954libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 955libdirac_encoder_deps="libdirac"
c9171a83 956libfaac_encoder_deps="libfaac"
69ddbd1d 957libfaad_decoder_deps="libfaad"
4ec45764 958libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
959libgsm_decoder_deps="libgsm"
960libgsm_encoder_deps="libgsm"
8ffed8d8
MR
961libgsm_ms_decoder_deps="libgsm"
962libgsm_ms_encoder_deps="libgsm"
1cc60c47 963libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
964libschroedinger_decoder_deps="libschroedinger"
965libschroedinger_encoder_deps="libschroedinger"
ae14f311 966libspeex_decoder_deps="libspeex"
150d2772 967libtheora_encoder_deps="libtheora"
b0caf888 968libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
969libx264_encoder_deps="libx264"
970libxvid_encoder_deps="libxvid"
13566c31 971mpeg4aac_decoder_deps="libfaad"
30fd06be 972
912f3148 973# demuxers / muxers
03a76ba9 974ac3_demuxer_deps="ac3_parser"
50383e88 975audio_beos_demuxer_deps="audio_beos"
4ec45764 976audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 977audio_beos_muxer_deps="audio_beos"
4ec45764 978audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 979avisynth_demuxer_deps="avisynth"
73483024 980bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 981dirac_demuxer_deps="dirac_parser"
fe9bb347 982dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 983libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
984libnut_demuxer_deps="libnut"
985libnut_muxer_deps="libnut"
4bd8e17c 986mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
987oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
988oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 989redir_demuxer_deps="network"
8eb793c4 990rtp_muxer_deps="network rtp_protocol"
95c21842
LA
991rtsp_demuxer_deps="sdp_demuxer"
992sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 993v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 994v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
995vfwcap_demuxer_deps="capCreateCaptureWindow"
996vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 997x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 998x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 999
912f3148 1000# protocols
c08fb000
AB
1001http_protocol_deps="network"
1002rtp_protocol_deps="udp_protocol"
1003tcp_protocol_deps="network"
1004udp_protocol_deps="network"
1005
f7679c54 1006# filters
81124ba0 1007movie_filter_deps="avfilter_lavf"
f7679c54 1008
912f3148 1009# programs
fa859b4d 1010ffplay_deps="sdl"
6ad42348 1011ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1012ffserver_extralibs='$ldl'
1013vhook_extralibs='$ldl'
a2830dca 1014
912f3148 1015
de6d9b64 1016# default parameters
8a608357 1017
2ba042a7 1018logfile="config.err"
8a608357
MR
1019
1020# installation paths
c9d19248
MR
1021prefix_default="/usr/local"
1022bindir_default='${prefix}/bin'
1023incdir_default='${prefix}/include'
1024libdir_default='${prefix}/lib'
1025mandir_default='${prefix}/share/man'
1026shlibdir_default="$libdir_default"
8a608357
MR
1027
1028# toolchain
13c7df3d 1029cc_default="gcc"
304d586d 1030yasmexe="yasm"
de6d9b64 1031ar="ar"
503d5b58 1032nm="nm"
be7109c1 1033ranlib="ranlib"
0f3cb305 1034strip="strip"
8a608357 1035asmalign_pot="unknown"
20369773 1036ln_s="ln -sf"
304d586d 1037objformat="elf"
8a608357
MR
1038
1039# machine
cc6a90dd 1040arch=`uname -m`
38d0a8aa 1041cpu="generic"
8a608357 1042
8a608357 1043# OS
4f854758 1044target_os=$(tolower $(uname -s))
8a608357 1045
8a608357 1046# libraries
f402916e 1047enable bzlib
497237c7 1048enable zlib
8a608357
MR
1049
1050# configurable options
497237c7 1051enable debug
497237c7
RP
1052enable ffmpeg
1053enable ffplay
1054enable ffserver
1055enable ipv6
497237c7
RP
1056enable mpegaudio_hp
1057enable network
8400d6b8 1058enable optimizations
497237c7 1059enable protocols
530dc538 1060enable static
87a0fb62 1061enable stripping
8a608357
MR
1062vhook="default"
1063
8a608357 1064# build settings
11a9d3e8 1065add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1066SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1067VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1068FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1069LIBPREF="lib"
1070LIBSUF=".a"
c5f14466
RP
1071FULLNAME='$(NAME)$(BUILDSUF)'
1072LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1073SLIBPREF="lib"
1074SLIBSUF=".so"
c5f14466 1075SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1076SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1077SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1078LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1079
0d7dca36
DB
1080# gcc stupidly only outputs the basename of targets with -MM, but we need the
1081# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1082DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1083
c597172e
MR
1084# find source path
1085source_path="`dirname \"$0\"`"
497237c7 1086enable source_path_used
c597172e
MR
1087if test -z "$source_path" -o "$source_path" = "." ; then
1088 source_path="`pwd`"
497237c7 1089 disable source_path_used
c597172e
MR
1090else
1091 source_path="`cd \"$source_path\"; pwd`"
1092 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1093 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1094fi
1095
c597172e
MR
1096FFMPEG_CONFIGURATION="$@"
1097
73ef8980
MR
1098find_things(){
1099 thing=$1
1100 pattern=$2
1101 file=$source_path/$3
932ccf39 1102 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1103}
1104
1105ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1106DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1107PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1108BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1109MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1110DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1111OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1112INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1113PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1114FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1115
7483e694
DB
1116enable $ARCH_EXT_LIST \
1117 $DECODER_LIST \
1118 $ENCODER_LIST \
1119 $PARSER_LIST \
1120 $BSF_LIST \
1121 $DEMUXER_LIST \
1122 $MUXER_LIST \
f7679c54 1123 $FILTER_LIST \
7483e694
DB
1124 $PROTOCOL_LIST \
1125 $INDEV_LIST \
1126 $OUTDEV_LIST \
c597172e
MR
1127
1128die_unknown(){
1129 echo "Unknown option \"$1\"."
1130 echo "See $0 --help for available options."
1131 exit 1
1132}
1133
794f8e97 1134show_list() {
bf0c4afa
RP
1135 suffix=_$1
1136 shift
1137 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1138 exit 0
1139}
1140
c597172e 1141for opt do
7483e694
DB
1142 optval="${opt#*=}"
1143 case "$opt" in
7483e694
DB
1144 --extra-cflags=*) add_cflags "$optval"
1145 ;;
1146 --extra-ldflags=*) add_ldflags "$optval"
1147 ;;
1148 --extra-libs=*) add_extralibs "$optval"
1149 ;;
8fb1cb58 1150 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1151 ;;
40bcf4c7
BL
1152 --enable-debug=*) debuglevel="$optval"
1153 ;;
7483e694
DB
1154 --enable-*=*|--disable-*=*)
1155 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1156 case "$thing" in
81124ba0 1157 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1158 *) die_unknown "$opt" ;;
1159 esac
1160 ;;
1161 --enable-?*|--disable-?*)
1162 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1163 if is_in $option $COMPONENT_LIST; then
1164 eval $action \$$(toupper ${option%s})_LIST
1165 elif is_in $option $CMDLINE_SELECT; then
1166 $action $option
1167 else
1168 die_unknown $opt
1169 fi
7483e694
DB
1170 ;;
1171 --list-*)
1172 NAME="${opt#--list-}"
1173 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1174 NAME=${NAME%s}
1175 eval show_list $NAME \$$(toupper $NAME)_LIST
1176 ;;
1177 --help|-h) show_help
1178 ;;
1179 *)
884a36a7 1180 optname="${opt%%=*}"
26759c44
MR
1181 optname="${optname#--}"
1182 optname=$(echo "$optname" | sed 's/-/_/g')
1183 is_in $optname $CMDLINE_SET || die_unknown $opt
1184 eval $optname='$optval'
7483e694
DB
1185 ;;
1186 esac
c597172e
MR
1187done
1188
bcea99bb
MR
1189disabled logging && logfile=/dev/null
1190
1191echo "# $0 $@" > $logfile
1192set >> $logfile
1193
13c7df3d 1194cc_default="${cross_prefix}${cc_default}"
304d586d 1195yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1196ar="${cross_prefix}${ar}"
1197nm="${cross_prefix}${nm}"
1198ranlib="${cross_prefix}${ranlib}"
1199strip="${cross_prefix}${strip}"
1200
13c7df3d
MR
1201set_default cc
1202
e4e69e0b
MR
1203# set temporary file name
1204if test ! -z "$TMPDIR" ; then
1205 TMPDIR1="${TMPDIR}"
1206elif test ! -z "$TEMPDIR" ; then
1207 TMPDIR1="${TEMPDIR}"
1208else
1209 TMPDIR1="/tmp"
1210fi
1211
1212TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1213TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1214TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1215TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1216TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1217TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1218
e9b9a2f8
MN
1219check_cflags -std=c99
1220
b24dbcbd
RP
1221case "$arch" in
1222 i386|i486|i586|i686|i86pc|BePC)
1223 arch="x86_32"
1224 enable fast_unaligned
1225 ;;
1226 x86_64|amd64)
1227 arch="x86_32"
1228 enable fast_unaligned
1229 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1230 int test[sizeof(char*) - 7];
1231EOF
1232 ;;
1233 # armv4l is a subset of armv[567]*l
1234 arm|armv[4567]*l)
1235 arch="armv4l"
1236 ;;
1237 alpha)
1238 arch="alpha"
1239 enable fast_64bit
1240 ;;
1241 "Power Macintosh"|ppc|powerpc)
1242 arch="powerpc"
aa8bc0f1 1243 enable fast_unaligned
b24dbcbd
RP
1244 ;;
1245 ppc64)
1246 arch="powerpc"
1247 enable fast_64bit
aa8bc0f1 1248 enable fast_unaligned
b24dbcbd
RP
1249 ;;
1250 mips|mipsel|IP*)
1251 arch="mips"
1252 ;;
1253 sun4u|sparc64)
1254 arch="sparc64"
1255 enable fast_64bit
1256 ;;
1257 sparc)
1258 arch="sparc"
1259 ;;
1260 sh4)
1261 arch="sh4"
1262 ;;
1263 parisc)
1264 arch="parisc"
1265 ;;
1266 parisc64)
1267 arch="parisc"
1268 enable fast_64bit
1269 ;;
1270 s390|s390x)
1271 arch="s390"
1272 ;;
1273 m68k)
1274 arch="m68k"
1275 ;;
1276 ia64)
1277 arch="ia64"
1278 enable fast_64bit
1279 ;;
1280 bfin)
1281 arch="bfin"
1282 ;;
1283 *)
1284 arch="unknown"
1285 ;;
1286esac
1287
1288enable $arch
1289enabled_any x86_32 x86_64 && enable x86
1290enabled sparc64 && enable sparc
1291
7483e694 1292# OS specific
4f854758 1293case $target_os in
7483e694 1294 beos|haiku|zeta)
c9d19248 1295 prefix_default="$HOME/config"
7483e694
DB
1296 # helps building libavcodec
1297 add_cflags "-DPIC -fomit-frame-pointer"
1298 # 3 gcc releases known for BeOS, each with ugly bugs
1299 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1300 case "$gcc_version" in
1301 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1302 disable mmx
1303 ;;
1304 *20010315*) echo "BeBits gcc"
1305 add_cflags "-fno-expensive-optimizations"
1306 ;;
1307 esac
7483e694
DB
1308 SHFLAGS=-nostart
1309 # enable BeOS things
1310 enable audio_beos
1311 # no need for libm, but the inet stuff
1312 # Check for BONE
1313 # XXX: actually should check for NOT net_server
78fe7631 1314 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1315 network_extralibs="-lbind -lsocket"
1316 else
1317 enable beos_netserver
1318 network_extralibs="-lnet"
1319 fi ;;
1320 sunos)
1321 FFSERVERLDFLAGS=""
9987769a 1322 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1323 network_extralibs="-lsocket -lnsl"
1324 ;;
1325 netbsd)
1326 oss_demuxer_extralibs="-lossaudio"
1327 oss_muxer_extralibs="-lossaudio"
1328 ;;
1329 openbsd)
1330 disable need_memalign
1331 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1332 SHFLAGS='-shared'
1333 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1334 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1335 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1336 oss_demuxer_extralibs="-lossaudio"
1337 oss_muxer_extralibs="-lossaudio"
1338 ;;
1339 freebsd)
1340 disable need_memalign
1341 ;;
1342 bsd/os)
1343 osextralibs="-lpoll -lgnugetopt"
1344 strip="strip -d"
1345 ;;
1346 darwin)
1347 disable need_memalign
0138c54e 1348 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1349 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1350 strip="strip -x"
1351 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1352 SLIBSUF=".dylib"
1353 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1354 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1355 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1356 objformat="macho"
1b0f6fb8 1357 enabled x86_64 && objformat="macho64"
7483e694
DB
1358 ;;
1359 mingw32*)
4f854758 1360 target_os=mingw32
dcc01c06
RP
1361 LIBTARGET=i386
1362 if test $arch = x86_64; then
1363 disable need_memalign
1364 LIBTARGET=x64
1365 fi
fbd971a4 1366 shlibdir_default="$bindir_default"
7483e694
DB
1367 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1368 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1369 if enabled swscale; then
7483e694
DB
1370 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1371 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1372 fi
1373 disable ffserver
1374 SLIBPREF=""
1375 SLIBSUF=".dll"
1376 EXESUF=".exe"
1377 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1378 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1379 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1380 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1381 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1382 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1383 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1384 objformat="win32"
bc574408 1385 enable dos_paths
7483e694
DB
1386 ;;
1387 cygwin*)
4f854758 1388 target_os=cygwin
fbd971a4 1389 shlibdir_default="$bindir_default"
7483e694
DB
1390 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1391 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1392 if enabled swscale; then
7483e694
DB
1393 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1394 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1395 fi
1396 EXESUF=".exe"
1397 SLIBPREF="cyg"
1398 SLIBSUF=".dll"
1399 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1400 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1401 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1402 objformat="win32"
bc574408 1403 enable dos_paths
7483e694 1404 ;;
4f365f37 1405 *-dos|freedos|opendos)
4f365f37
MK
1406 disable ffplay ffserver vhook
1407 disable $INDEV_LIST $OUTDEV_LIST
1408 network_extralibs="-lsocket"
1409 EXESUF=".exe"
304d586d 1410 objformat="win32"
bc574408 1411 enable dos_paths
4f365f37 1412 ;;
7483e694 1413 linux)
7483e694
DB
1414 enable dv1394
1415 ;;
1416 irix*)
4f854758 1417 target_os=irix
7483e694
DB
1418 ranlib="echo ignoring ranlib"
1419 ;;
d22e8442 1420 os/2*)
d22e8442
DY
1421 strip="lxlite"
1422 ln_s="cp -f"
d22e8442
DY
1423 EXESUF=".exe"
1424 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1425 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1426 FFSERVERLDFLAGS=""
287d3b13 1427 LIBSUF="_s.a"
d22e8442
DY
1428 SLIBPREF=""
1429 SLIBSUF=".dll"
1430 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1431 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1432 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1433 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1434 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1435 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1436 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1437 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1438 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1439 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1440 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1441 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1442 disable vhook
bc574408 1443 enable dos_paths
d22e8442 1444 ;;
269820f1
PR
1445 interix)
1446 disable vhook
1447 ;;
d22e8442 1448
7483e694 1449 *)
4f854758 1450 target_os="${target_os}-UNKNOWN"
7483e694
DB
1451 ;;
1452esac
1453
c9d19248
MR
1454set_default $PATHS_LIST
1455
c597172e 1456add_extralibs $osextralibs
de6d9b64 1457
28d8e661
DB
1458# Combine FFLDFLAGS and the LDFLAGS environment variable.
1459LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1460
497237c7 1461test -n "$cross_prefix" && enable cross_compile
1ea46bed 1462
320d060a 1463# we need to build at least one lib type
93b3c083 1464if ! enabled_any static shared; then
320d060a
DB
1465 cat <<EOF
1466At least one library type must be built.
1467Specify --enable-static to build the static libraries or --enable-shared to
1468build the shared libraries as well. To only build the shared libraries specify
1469--disable-static in addition to --enable-shared.
1470EOF
1471 exit 1;
1472fi
1473
abc4e572 1474disabled static && LIBNAME=""
2a320695 1475
a2234ceb
RP
1476if enabled_any libfaad libfaadbin ; then
1477 if check_header faad.h; then
295b8c70 1478 check_cc <<EOF
a2234ceb
RP
1479#include <faad.h>
1480#ifndef FAAD2_VERSION
1481ok faad1
1482#endif
db817cf3 1483int main(void) { return 0; }
a2234ceb
RP
1484EOF
1485 test $? = 0 && enable libfaad2
1486 else
ff3dac65 1487 die "FAAD test failed."
a2234ceb
RP
1488 fi
1489fi
1490
1491
93b3c083 1492if ! enabled gpl; then
54118497
RP
1493 die_gpl_disabled(){
1494 name=$1
1495 shift
1496 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1497 }
4a24ab64 1498 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1499 die_gpl_disabled "libx264" libx264
1500 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1501 die_gpl_disabled "FAAD2" libfaad2
1502 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1503 die_gpl_disabled "The software scaler" swscale
ebb810d9 1504fi
b2e3c528 1505
3fe142e2
DB
1506if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1507 die "libamr is nonfree and --enable-nonfree is not specified."
1508fi
1509
9eeed841 1510check_deps $ARCH_EXT_LIST
0f3cb305 1511
5d323602
MR
1512test -z "$need_memalign" && need_memalign="$mmx"
1513
cf9d24ad 1514#Darwin CC versions
4f854758 1515if test $target_os = darwin; then
3dddba4b 1516 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1517 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1518 else
8541cc27 1519 add_cflags "-pipe"
26c1b3be
DB
1520 check_cflags "-force_cpusubtype_ALL"
1521 check_cflags "-Wno-sign-compare"
f946a9a4 1522 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1523 fi
2a1a6b64
MN
1524fi
1525
40617a6d 1526disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1527
a4adb608 1528# Add processor-specific flags
38d0a8aa 1529if test $cpu != "generic"; then
bc8ec47b
MR
1530 warn_altivec(){
1531 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1532 }
38d0a8aa 1533 case $cpu in
bb270c08 1534 601|ppc601|PowerPC601)
1c5d830c 1535 add_cflags "-mcpu=601"
bc8ec47b 1536 warn_altivec enabled PPC601
bb270c08
DB
1537 ;;
1538 603*|ppc603*|PowerPC603*)
1c5d830c 1539 add_cflags "-mcpu=603"
bc8ec47b 1540 warn_altivec enabled PPC603
bb270c08
DB
1541 ;;
1542 604*|ppc604*|PowerPC604*)
1c5d830c 1543 add_cflags "-mcpu=604"
bc8ec47b 1544 warn_altivec enabled PPC604
bb270c08
DB
1545 ;;
1546 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1547 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1548 warn_altivec enabled PPC75x
bb270c08
DB
1549 ;;
1550 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1551 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1552 warn_altivec disabled PPC745x
bb270c08
DB
1553 ;;
1554 74*|ppc74*|PowerPC74*)
1c5d830c 1555 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1556 warn_altivec disabled PPC74xx
bb270c08
DB
1557 ;;
1558 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1559 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1560 warn_altivec disabled PPC970
9cafbd6c 1561 enable ppc64
bb270c08 1562 ;;
e07e357d
LB
1563 Cell|CELL|cell)
1564 add_cflags "-mcpu=cell"
1565 warn_altivec disabled Cell
9cafbd6c 1566 enable ppc64
e07e357d 1567 ;;
e7768fc5
GP
1568 # targets that do NOT support conditional mov (cmov)
1569 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1570 add_cflags "-march=$cpu"
497237c7 1571 disable cmov
e7768fc5
GP
1572 ;;
1573 # targets that do support conditional mov (cmov)
416519dd 1574 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1575 add_cflags "-march=$cpu"
497237c7
RP
1576 enable cmov
1577 enable fast_cmov
94e4c3a3
GP
1578 ;;
1579 # targets that do support conditional mov but on which it's slow
800a5a19 1580 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1581 add_cflags "-march=$cpu"
497237c7
RP
1582 enable cmov
1583 disable fast_cmov
bb270c08 1584 ;;
d7b34d08 1585 sparc64)
1c5d830c 1586 add_cflags "-mcpu=v9"
d7b34d08 1587 ;;
f2e49553
MR
1588 arm11*|cortex*)
1589 add_cflags "-mcpu=$cpu"
1590 enable fast_unaligned
1591 ;;
0223bd6f
MR
1592 armv*)
1593 add_cflags "-march=$cpu"
1594 ;;
f2e49553 1595 arm*)
6b19786b
MR
1596 add_cflags "-mcpu=$cpu"
1597 ;;
bb270c08 1598 *)
7483e694 1599 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1600 ;;
a4adb608
MN
1601 esac
1602fi
1603
be0d52ab 1604# make sure we can execute files in $TMPDIR
2270b4b2 1605cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1606#! /bin/sh
1607EOF
2270b4b2
DB
1608chmod +x $TMPSH >> $logfile 2>&1
1609if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1610 cat <<EOF
1611Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1612variable to another directory and make sure that $TMPDIR1 is not mounted
1613noexec.
be0d52ab
MR
1614EOF
1615 die "Sanity test failed."
1616fi
edd08265 1617rm $TMPSH
be0d52ab 1618
1a268acc
MR
1619# compiler sanity check
1620check_exec <<EOF
c23a0ac8 1621int main(void){ return 0; }
1a268acc
MR
1622EOF
1623if test "$?" != 0; then
1624 echo "$cc is unable to create an executable file."
93b3c083 1625 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1626 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1627 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1628 fi
1629 die "C compiler test failed."
1630fi
1631
b4d96ba2
MR
1632check_cc <<EOF || die "Symbol mangling check failed."
1633int ff_extern;
1634EOF
2f05d9c1 1635sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1636extern_prefix=${sym%%ff_extern*}
1637
61d251db
MR
1638check_asm inline_asm '""'
1639
9eeed841 1640if enabled x86; then
44965991
PI
1641 # check whether EBP is available on x86
1642 # As 'i' is stored on the stack, this program will crash
1643 # if the base pointer is used to access it because the
1644 # base pointer is cleared in the inline assembly code.
7dfef245 1645 check_exec_crash <<EOF && enable ebp_available
44965991 1646 volatile int i=0;
be449fca 1647 __asm__ volatile (
44965991
PI
1648 "xorl %%ebp, %%ebp"
1649 ::: "%ebp");
1650 return i;
44965991
PI
1651EOF
1652
1653 # check wether EBX is available on x86
940f335a 1654 check_asm ebx_available '"":::"%ebx"'
8e380710 1655
d7f0920b 1656 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1657 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1658 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1659
1660 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1661
1662 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1663 enabled x86_64 && append YASMFLAGS "-m amd64"
1664 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1665 case "$objformat" in
1666 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1667 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1668 *) append YASMFLAGS "-DPREFIX" ;;
1669 esac
1670 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1671fi
1672
87ea51e0
LB
1673# check for assembler specific support
1674
cc6a90dd 1675if test $arch = "powerpc"; then
5eb39de9 1676 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1677fi
1678
57bd82d4
MR
1679# check for SIMD availability
1680
115329f1 1681# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1682if enabled altivec; then
3ed1a2ee
DB
1683 check_cflags -maltivec -mabi=altivec &&
1684 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1685 check_cflags -faltivec
b6e52719 1686
0182fee8 1687 # check if our compiler supports Motorola AltiVec C API
497237c7 1688 check_cc <<EOF || disable altivec
dcd479c0 1689$inc_altivec_h
a9a07762
MN
1690int main(void) {
1691 vector signed int v1, v2, v3;
1692 v1 = vec_add(v2,v3);
1693 return 0;
1694}
1695EOF
b006b26c
DB
1696
1697 # check if our compiler supports braces for vector declarations
80a61f08 1698 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1699$inc_altivec_h
80a61f08 1700int main (void) { (vector int) {1}; return 0; }
b006b26c 1701EOF
a9a07762 1702fi
ab6c65f6 1703
b4e806b2
MC
1704# We have to check if pld is a nop and disable it.
1705enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1706enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1707enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1708enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1709enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1710enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1711enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1712enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1713
8b03def6
DB
1714enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1715
57bd82d4
MR
1716# ---
1717# big/little-endian test
9eebe687
MR
1718check_cc <<EOF || die "endian test failed"
1719unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1720EOF
d04d9e16 1721od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1722
a3999908 1723# ---
3d204385
NK
1724# check availability of some header files
1725
a98bb16d
RP
1726if check_func dlopen; then
1727 ldl=
1728elif check_func dlopen -ldl; then
1729 ldl=-ldl
8bf5d58f
MN
1730fi
1731
7483e694
DB
1732check_func fork
1733check_func gethrtime
1734check_func getrusage
094c09bb 1735check_func inet_aton $network_extralibs
7483e694
DB
1736check_func memalign
1737check_func mkstemp
2446d3d6 1738check_func_headers windows.h GetProcessTimes
6ffa87d3 1739
e16e49ac 1740check_header conio.h
a98bb16d
RP
1741check_header dlfcn.h
1742check_header malloc.h
bf6ce82d 1743check_header poll.h
b58412f1 1744check_header sys/mman.h
b091aa44 1745check_header sys/resource.h
bf6ce82d 1746check_header sys/select.h
a98bb16d
RP
1747check_header termios.h
1748
1749if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1750 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1751fi
e16e49ac 1752
e8214e0e 1753enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1754enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1755
1756# check for some common methods of building with pthread support
1757# do this before the optional library checks as some of them require pthreads
1758if enabled pthreads; then
9e7fd101
MR
1759 if check_func pthread_create; then
1760 :
1761 elif check_func pthread_create -pthread; then
1762 add_cflags -pthread
afc9aee2 1763 add_extralibs -pthread
9e7fd101
MR
1764 elif check_func pthread_create -pthreads; then
1765 add_cflags -pthreads
afc9aee2 1766 add_extralibs -pthreads
8d94f606
GT
1767 elif check_func pthread_create -lpthreadGC2; then
1768 add_extralibs -lpthreadGC2
9e7fd101
MR
1769 elif ! check_lib pthread.h pthread_create -lpthread; then
1770 die "ERROR: can't find pthreads library"
1771 fi
57bd82d4
MR
1772fi
1773
8eee7025 1774for thread in $THREADS_LIST; do
e5f94c2b 1775 if enabled $thread; then
3ae3b721
RP
1776 test -n "$thread_type" &&
1777 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1778 thread_type="$thread"
e5f94c2b
RP
1779 fi
1780done
1781
fdf88598
MR
1782check_lib math.h sin -lm
1783
a33cab3a
MK
1784# test for C99 functions in math.h
1785for func in llrint lrint lrintf round roundf; do
1786 check_exec <<EOF && enable $func || disable $func
f32adb22 1787#include <math.h>
a33cab3a 1788int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1789EOF
a33cab3a 1790done
f32adb22 1791
57bd82d4 1792# these are off by default, so fail if requested and not available
79fda097 1793enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1794enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1795enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1796enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1797 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1798 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1799enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1800enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1801enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1802enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1803enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1804enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1805 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1806enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1807enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1808enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1809enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1810 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1811 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1812enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1813enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1814
0b4a1821
AS
1815# libdc1394 check
1816if enabled libdc1394; then
1817 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1818 enable libdc1394_2; } ||
1819 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1820 enable libdc1394_1; } ||
1821 die "ERROR: No version of libdc1394 found "
1822fi
1823
1824
c13e1abd
FH
1825_restrict=
1826for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1827 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1828void foo(char * $restrict_keyword p);
1829EOF
c13e1abd
FH
1830done
1831
703afd07 1832test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1833
4f854758 1834if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1835 disable vhook
fbb9d104 1836 echo
b0268cc0 1837 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1838 echo "Patches welcome."
1839 echo
1840fi
1841
8d923001
MR
1842if enabled vhook; then
1843 check_ldflags -rdynamic
1844 check_ldflags -export-dynamic
1845fi
bfd2edeb 1846
eea50282
MR
1847check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1848check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1849
a86b921c 1850##########################################
29799f8b 1851# SDL check
a86b921c 1852
497237c7
RP
1853disable sdl_too_old
1854disable sdl
6a1a892f 1855SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1856if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1857 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1858 temp_cflags $sdl_cflags
dcd479c0 1859 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1860 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1861 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1862 if test "$_sdlversion" -lt 121 ; then
497237c7 1863 enable sdl_too_old
dcd479c0 1864 else
497237c7 1865 enable sdl
225e21ef 1866 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1867#include <SDL.h>
d6773f56 1868int main(int argc, char **argv){
29f3b38a
MR
1869 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1870 int w = vi->current_w;
1871 return 0;
1872}
1873EOF
dcd479c0
MR
1874 fi
1875 fi
29f3b38a 1876 restore_flags
c3f6b472 1877fi
57bd82d4 1878
2270b4b2 1879texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1880
7a91333f 1881##########################################
73b46a95
RP
1882# Network check
1883
1884if enabled network; then
668b65bd 1885 check_type sys/socket.h socklen_t
73b46a95
RP
1886 # Prefer arpa/inet.h over winsock2
1887 if check_header arpa/inet.h ; then
1888 check_func closesocket
1889 elif check_header winsock2.h ; then
ea10ddde 1890 network_extralibs="-lws2_32"
72be9e73 1891 check_type ws2tcpip.h socklen_t
2446d3d6 1892 check_func_headers winsock2.h closesocket
73b46a95
RP
1893 fi
1894fi
1895
1896##########################################
29799f8b 1897# IPv6 check
7a91333f 1898
497237c7 1899enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1900#include <sys/types.h>
1901#include <sys/socket.h>
1902#include <netinet/in.h>
1903#include <netdb.h>
db817cf3 1904int main(void) {
7483e694
DB
1905 struct sockaddr_storage saddr;
1906 struct ipv6_mreq mreq6;
1907 getaddrinfo(0,0,0,0);
1908 getnameinfo(0,0,0,0,0,0,0);
1909 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1910}
1911EOF
1912
06e31011
RP
1913check_header linux/videodev.h
1914check_header linux/videodev2.h
1b6e8b73 1915check_header sys/videoio.h
47f38850 1916
2446d3d6 1917check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1918
f8aa696f 1919# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1920{ check_header dev/bktr/ioctl_meteor.h &&
1921 check_header dev/bktr/ioctl_bt848.h; } ||
1922{ check_header machine/ioctl_meteor.h &&
1923 check_header machine/ioctl_bt848.h; } ||
1924{ check_header dev/video/meteor/ioctl_meteor.h &&
1925 check_header dev/video/bktr/ioctl_bt848.h; } ||
1926check_header dev/ic/bt8xx.h
f8aa696f 1927
c7682de0
RP
1928check_header sys/soundcard.h
1929check_header soundcard.h
deb29777 1930
7483e694 1931# deal with the X11 frame grabber
56a059ac 1932enabled x11grab &&
f58f4ce1
GP
1933check_header X11/Xlib.h &&
1934check_header X11/extensions/XShm.h &&
1935check_func XOpenDisplay -lX11 &&
06eab4ba 1936check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1937
40bcf4c7 1938enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1939
1940# add some useful compiler flags if supported
1941check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1942check_cflags -Wall
1943check_cflags -Wno-switch
c07bd6a9
MN
1944check_cflags -Wdisabled-optimization
1945check_cflags -Wpointer-arith
1946check_cflags -Wredundant-decls
cc1fb623 1947check_cflags -Wno-pointer-sign
f4929996 1948check_cflags -Wcast-qual
9aceb3cf 1949check_cflags -Wwrite-strings
652a5bf6 1950check_cflags -Wtype-limits
5af4e0cc 1951enabled extra_warnings && check_cflags -Winline
cf9d24ad 1952
57bd82d4 1953# add some linker flags
5c0e9479 1954check_ldflags -Wl,--warn-common
8351d2ba
DB
1955check_ldflags -Wl,--as-needed
1956check_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 1957check_ldflags -Wl,-Bsymbolic
94a3401e 1958
bd2216e4
MR
1959if enabled small; then
1960 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1961 optimizations="small"
1962elif enabled optimizations; then
3dddba4b 1963 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1964 add_cflags "-O5"
1965 add_ldflags "-O5"
cf9d24ad 1966 else
30a3e5d4 1967 add_cflags "-O3"
cf9d24ad 1968 fi
cddf3f45 1969fi
11fdbc44 1970check_cflags -fno-math-errno
b2eb2ff0 1971check_cflags -fno-signed-zeros
cddf3f45 1972
504a64b9 1973# add some flags for Intel C Compiler
0c45cd07 1974if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1975 # Just warnings, no remarks
1976 check_cflags -w1
1977 # -wd: Disable following warnings
1978 # 144, 167, 556: -Wno-pointer-sign
1979 # 10006: ignoring unknown option -fno-signed-zeros
1980 # 10156: ignoring option '-W'; no argument required
1981 check_cflags -wd144,167,556,10006,10156
1982 # 11030: Warning unknown option --as-needed
1983 # 10156: ignoring option '-export'; no argument required
1984 check_ldflags -wd10156,11030
907eb3b5
CEH
1985 # Allow to compile with optimizations
1986 check_ldflags -march=$cpu
504a64b9
CEH
1987fi
1988
80581e98 1989# PIC flags for shared library objects where they are needed
5af4e0cc 1990if enabled shared; then
569cb218
MR
1991 # LIBOBJFLAGS may have already been set in the OS configuration
1992 if test -z "$LIBOBJFLAGS" ; then
1993 case "$arch" in
b6bd7268 1994 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1995 esac
1996 fi
80581e98
MN
1997fi
1998
90be59ef 1999if enabled gprof; then
30a3e5d4
NP
2000 add_cflags "-p"
2001 add_ldflags "-p"
1db54e20
DB
2002fi
2003
3b26ee47 2004VHOOKCFLAGS="-fPIC"
18451f7d 2005
7f3c02fc 2006# Find out if the .align argument is a power of two or not.
4454dc1b 2007if test $asmalign_pot = "unknown"; then
497237c7 2008 disable asmalign_pot
be449fca 2009 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2010fi
2011
7483e694
DB
2012enabled_any $DECODER_LIST && enable decoders
2013enabled_any $ENCODER_LIST && enable encoders
2014enabled_any $BSF_LIST && enable bsfs
2015enabled_any $DEMUXER_LIST && enable demuxers
2016enabled_any $MUXER_LIST && enable muxers
f7679c54 2017enabled_any $FILTER_LIST && enable filters
7483e694
DB
2018enabled_any $INDEV_LIST && enable demuxers
2019enabled_any $OUTDEV_LIST && enable muxers
2020enabled_any $PROTOCOL_LIST && enable protocols
2021
2022enabled_any $THREADS_LIST && enable threads
2023
2024check_deps $CONFIG_LIST \
b6bb00b0 2025 $CONFIG_EXTRA \
7483e694
DB
2026 $HAVE_LIST \
2027 $DECODER_LIST \
2028 $ENCODER_LIST \
2029 $PARSER_LIST \
2030 $BSF_LIST \
2031 $DEMUXER_LIST \
2032 $MUXER_LIST \
f7679c54 2033 $FILTER_LIST \
7483e694
DB
2034 $INDEV_LIST \
2035 $OUTDEV_LIST \
2036 $PROTOCOL_LIST \
f70f03f6 2037
f7b8bffe 2038enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2039enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2040enabled libtheora && append pkg_requires "theora"
f9def9cc 2041enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2042
3e89171a 2043echo "install prefix $prefix"
f36958f8
DB
2044echo "source path $source_path"
2045echo "C compiler $cc"
bfd5afd8 2046echo ".align is power-of-two $asmalign_pot"
f36958f8 2047echo "ARCH $arch ($cpu)"
ce8871c2
MR
2048if test "$build_suffix" != ""; then
2049 echo "build suffix $build_suffix"
eb94aca9 2050fi
ac63af34
DB
2051if test "$extra_version" != ""; then
2052 echo "version string suffix $extra_version"
2053fi
0db2ce77 2054echo "big-endian ${bigendian-no}"
419b8784 2055if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2056 echo "yasm ${yasm-no}"
0db2ce77
MR
2057 echo "MMX enabled ${mmx-no}"
2058 echo "CMOV enabled ${cmov-no}"
2059 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2060 echo "EBX available ${ebx_available-no}"
2061 echo "EBP available ${ebp_available-no}"
e41e8342 2062fi
cc6a90dd 2063if test $arch = "armv4l"; then
0db2ce77
MR
2064 echo "ARMv5TE enabled ${armv5te-no}"
2065 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2066 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2067 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2068 echo "NEON enabled ${neon-no}"
eba9ae3c 2069fi
e241ba14 2070if test $arch = "mips"; then
0db2ce77 2071 echo "MMI enabled ${mmi-no}"
e41e8342 2072fi
cc6a90dd 2073if test $arch = "powerpc"; then
0db2ce77
MR
2074 echo "AltiVec enabled ${altivec-no}"
2075 echo "dcbzl available ${dcbzl-no}"
e41e8342 2076fi
0db2ce77
MR
2077echo "gprof enabled ${gprof-no}"
2078echo "debug symbols ${debug-no}"
87a0fb62 2079echo "strip symbols ${stripping-no}"
8400d6b8 2080echo "optimizations ${optimizations-no}"
0db2ce77
MR
2081echo "static ${static-no}"
2082echo "shared ${shared-no}"
4a24ab64 2083echo "postprocessing support ${postproc-no}"
13ca50f3 2084echo "software scaler enabled ${swscale-no}"
f7679c54 2085echo "new filter support ${avfilter-no}"
81124ba0 2086echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2087echo "video hooking ${vhook-no}"
90be59ef 2088if enabled vhook; then
0db2ce77
MR
2089 echo "Imlib2 support ${imlib2-no}"
2090 echo "FreeType support ${freetype2-no}"
68892110 2091fi
0db2ce77 2092echo "network support ${network-no}"
90be59ef 2093if enabled network; then
0db2ce77 2094 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2095fi
0db2ce77
MR
2096echo "threading support ${thread_type-no}"
2097echo "SDL support ${sdl-no}"
90be59ef 2098if enabled sdl_too_old; then
bfd5afd8
DB
2099 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2100fi
0db2ce77
MR
2101echo "Sun medialib support ${mlib-no}"
2102echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2103echo "libamr-nb support ${libamr_nb-no}"
2104echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2105echo "libdc1394 support ${libdc1394-no}"
690bfceb 2106echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2107echo "libfaac enabled ${libfaac-no}"
2108echo "libfaad enabled ${libfaad-no}"
7e0871a7 2109echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2110echo "libgsm enabled ${libgsm-no}"
2111echo "libmp3lame enabled ${libmp3lame-no}"
2112echo "libnut enabled ${libnut-no}"
f7cd9eed 2113echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2114echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2115echo "libtheora enabled ${libtheora-no}"
2116echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2117echo "libx264 enabled ${libx264-no}"
2118echo "libxvid enabled ${libxvid-no}"
0db2ce77 2119echo "zlib enabled ${zlib-no}"
f402916e 2120echo "bzlib enabled ${bzlib-no}"
2c62e737 2121echo
de6d9b64 2122
f7679c54 2123for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2124 echo "Enabled ${type}s:"
f65c9da1 2125 eval list=\$$(toupper $type)_LIST
8138b9db 2126 for part in $list; do
f65c9da1
MR
2127 enabled $part && echo ${part%_*}
2128 done | sort | pr -3 -t
2129 echo
8138b9db
RP
2130done
2131
ba321adb
JK
2132license="LGPL"
2133if enabled nonfree; then
2134 license="unredistributable"
2135elif enabled gpl; then
2136 license="GPL"
2137fi
2138
2139echo "License: $license"
ca5323af 2140
cf1392e9
DB
2141echo "Creating config.mak and config.h..."
2142
29799f8b
DB
2143echo "# Automatically generated by configure - do not modify!" > config.mak
2144echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2145echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2146echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2147echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2148
d921f03f 2149echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2150echo "prefix=$prefix" >> config.mak
22a324da
DB
2151echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2152echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2153echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2154echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2155echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2156echo "CC=$cc" >> config.mak
304d586d 2157echo "YASM=$yasmexe" >> config.mak
980fc7b8 2158echo "AR=$ar" >> config.mak
be7109c1 2159echo "RANLIB=$ranlib" >> config.mak
20369773 2160echo "LN_S=$ln_s" >> config.mak
87a0fb62 2161enabled stripping &&
3ae3b721 2162 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2163 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2164
a9b3f630 2165echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2166echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2167echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2168echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2169echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2170echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2171echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2172echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2173echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2174echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2175echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2176echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2177echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2178echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2179echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2180echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2181echo "SLIBSUF=$SLIBSUF" >> config.mak
2182echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2183echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2184echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2185
90be59ef 2186if enabled bigendian; then
7483e694
DB
2187 echo "WORDS_BIGENDIAN=yes" >> config.mak
2188 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2189fi
44161118 2190
90be59ef 2191if enabled sdl; then
7483e694
DB
2192 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2193 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2194fi
90be59ef 2195if enabled texi2html; then
7483e694 2196 echo "BUILD_DOC=yes" >> config.mak
146ea952 2197fi
5a872801 2198
719c8e00
MR
2199get_version(){
2200 name=$1
2201 file=$source_path/$2
147e7692
MR
2202 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2203 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2204 lcname=$(tolower $name)
2205 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2206 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2207}
2208
147e7692
MR
2209get_version LIBSWSCALE libswscale/swscale.h
2210get_version LIBPOSTPROC libpostproc/postprocess.h
2211get_version LIBAVCODEC libavcodec/avcodec.h
2212get_version LIBAVDEVICE libavdevice/avdevice.h
2213get_version LIBAVFORMAT libavformat/avformat.h
2214get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2215get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2216
5af4e0cc 2217if enabled shared; then
7483e694
DB
2218 echo "BUILD_SHARED=yes" >> config.mak
2219 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2220 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2221 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2222 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2223 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2224 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2225 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2226 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2227 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2228fi
d7e27559 2229echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2230echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2231
3d907e22
MR
2232print_config ARCH_ $TMPH config.mak $ARCH_LIST
2233print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2234print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2235 $CONFIG_EXTRA \
7483e694
DB
2236 $DECODER_LIST \
2237 $ENCODER_LIST \
2238 $PARSER_LIST \
2239 $BSF_LIST \
2240 $DEMUXER_LIST \
2241 $MUXER_LIST \
f7679c54 2242 $FILTER_LIST \
7483e694
DB
2243 $PROTOCOL_LIST \
2244 $INDEV_LIST \
2245 $OUTDEV_LIST \
8ac17293 2246
c13e1abd
FH
2247echo "#define restrict $_restrict" >> $TMPH
2248
bd2216e4 2249if enabled small; then
7483e694 2250 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2251fi
2252
997baf01
MR
2253echo "SRC_PATH=\"$source_path\"" >> config.mak
2254echo "SRC_PATH_BARE=$source_path" >> config.mak
2255echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2256
8156056e 2257# Apparently it's not possible to portably echo a backslash.
3ae3b721 2258enabled asmalign_pot &&
7483e694 2259 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2260 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2261
b4d96ba2 2262echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2263
9c05103f
DB
2264echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2265
b7860763 2266# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2267cmp -s $TMPH config.h &&
2268 echo "config.h is unchanged" ||
2269 mv -f $TMPH config.h
3d204385 2270
cea0ac52 2271rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2272
165af439 2273# build tree in object directory if source path is different from current one
90be59ef 2274if enabled source_path_used; then
165af439 2275 DIRS="\
7483e694
DB
2276 doc \
2277 libavcodec \
2278 libavcodec/alpha \
2279 libavcodec/armv4l \
2280 libavcodec/bfin \
2281 libavcodec/i386 \
2282 libavcodec/mlib \
2283 libavcodec/ppc \
2284 libavcodec/sh4 \
2285 libavcodec/sparc \
52a9cf34 2286 libavdevice \
f7679c54 2287 libavfilter \
7483e694
DB
2288 libavformat \
2289 libavutil \
2290 libpostproc \
2291 libswscale \
2292 tests \
2293 tools \
2294 vhook \
2295 "
165af439 2296 FILES="\
7483e694
DB
2297 Makefile \
2298 common.mak \
71c61f62 2299 subdir.mak \
7483e694
DB
2300 doc/texi2pod.pl \
2301 libavcodec/Makefile \
52a9cf34 2302 libavdevice/Makefile \
f7679c54 2303 libavfilter/Makefile \
7483e694
DB
2304 libavformat/Makefile \
2305 libavutil/Makefile \
2306 libpostproc/Makefile \
2307 libswscale/Makefile \
2308 "
165af439 2309 for dir in $DIRS ; do
7483e694 2310 mkdir -p $dir
165af439
MR
2311 done
2312 for f in $FILES ; do
20369773 2313 $ln_s "$source_path/$f" $f
165af439
MR
2314 done
2315fi
def4272a 2316
def4272a 2317
d0674868 2318# build pkg-config files
def4272a 2319
d0674868
DB
2320pkgconfig_generate(){
2321name=$1
e426941d 2322shortname=${name#lib}
d0674868
DB
2323comment=$2
2324version=$3
2325libs=$4
2326requires=$5
25cd5cb3 2327cat <<EOF > $name/$name.pc
3e89171a 2328prefix=$prefix
a94e666c 2329exec_prefix=\${prefix}
f2b7382c 2330libdir=$libdir
7622778e 2331includedir=$incdir
def4272a 2332
d0674868
DB
2333Name: $name
2334Description: $comment
2335Version: $version
5dcfe9f8
AH
2336Requires: $(disabled shared && echo $requires)
2337Requires.private: $(enabled shared && echo $requires)
def4272a 2338Conflicts:
12701f6e
AH
2339Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2340Libs.private: $(enabled shared && echo $libs)
76a448ed 2341Cflags: -I\${includedir}
def4272a 2342EOF
25cd5cb3 2343cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2344prefix=
2345exec_prefix=
46d1ff83 2346libdir=\${pcfiledir}
1d44d365 2347includedir=${source_path}
def4272a 2348
d0674868
DB
2349Name: $name
2350Description: $comment
2351Version: $version
2352Requires: $requires
def4272a 2353Conflicts:
12701f6e 2354Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2355Cflags: -I\${includedir}
2356EOF
d0674868 2357}
def4272a 2358
e426941d 2359pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2360pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2361pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2362pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2363enabled avfilter &&
35a71f1d 2364 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2365enabled postproc &&
e426941d 2366 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2367if enabled swscale; then
e426941d 2368 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2369else
f436a23e 2370 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2371 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2372fi