configure: add foo_select facility
[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(: ${foo?}) 2> /dev/null
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27E2="$?"
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."
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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]"
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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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]"
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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]"
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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]"
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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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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"
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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
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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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173 echo " --enable-filter=NAME enables filter NAME"
174 echo " --disable-filter=NAME disables filter NAME"
175 echo " --disable-filters disables all filters"
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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
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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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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
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245set_all(){
246 value=$1
247 shift
248 for var in $*; do
249 eval $var=$value
250 done
251}
252
799c9e9b
MR
253pushvar(){
254 for var in $*; do
255 eval level=\${${var}_level:=0}
256 eval ${var}_${level}="\$$var"
257 eval ${var}_level=$(($level+1))
258 done
259}
260
261popvar(){
262 for var in $*; do
263 eval level=\${${var}_level:-0}
264 test $level = 0 && continue
265 eval level=$(($level-1))
266 eval $var="\${${var}_${level}}"
267 eval ${var}_level=$level
268 eval unset ${var}_${level}
269 done
270}
271
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272enable(){
273 set_all yes $*
274}
275
276disable(){
277 set_all no $*
278}
279
57bd82d4 280enabled(){
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MR
281 test "${1#!}" = "$1" && op== || op=!=
282 eval test "x\$${1#!}" $op "xyes"
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283}
284
37970ebf 285disabled(){
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286 test "${1#!}" = "$1" && op== || op=!=
287 eval test "x\$${1#!}" $op "xno"
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288}
289
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290enabled_all(){
291 for opt; do
292 enabled $opt || return 1
293 done
294}
295
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296disabled_all(){
297 for opt; do
298 disabled $opt || return 1
299 done
300}
301
44161118
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302enabled_any(){
303 for opt; do
304 enabled $opt && return 0
305 done
306}
307
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DB
308disabled_any(){
309 for opt; do
310 disabled $opt && return 0
311 done
f7b230a7 312 return 1
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DB
313}
314
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MR
315set_default(){
316 for opt; do
317 eval test -z "\$$opt" && eval $opt=\$${opt}_default
318 done
319}
320
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AJ
321is_in(){
322 value=$1
323 shift
324 for var in $*; do
325 [ $var = $value ] && return 0
326 done
327 return 1
328}
329
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MR
330check_deps(){
331 for cfg; do
3250003c 332 cfg="${cfg#!}"
799c9e9b
MR
333 enabled ${cfg}_checking && die "Circular dependency for $cfg."
334 disabled ${cfg}_checking && continue
335 enable ${cfg}_checking
336
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MR
337 eval dep_all="\$${cfg}_deps"
338 eval dep_any="\$${cfg}_deps_any"
7ef3425f 339 eval dep_sel="\$${cfg}_select"
799c9e9b 340
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MR
341 pushvar cfg dep_all dep_any dep_sel
342 check_deps $dep_all $dep_any $dep_sel
343 popvar cfg dep_all dep_any dep_sel
799c9e9b 344
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345 enabled_all $dep_all || disable $cfg
346 enabled_any $dep_any || disable $cfg
7ef3425f 347 disabled_any $dep_sel && disable $cfg
799c9e9b 348
4ec45764
RP
349 if enabled $cfg; then
350 eval dep_extralibs="\$${cfg}_extralibs"
351 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
7ef3425f 352 enable $dep_sel
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RP
353 fi
354
799c9e9b 355 disable ${cfg}_checking
30fd06be
MR
356 done
357}
358
44161118
MR
359print_config(){
360 pfx=$1
361 header=$2
362 makefile=$3
363 shift 3
364 for cfg; do
3d907e22 365 ucname="`toupper $cfg`"
44161118 366 if enabled $cfg; then
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MR
367 echo "#define ${pfx}${ucname} 1" >> $header
368 echo "#define ENABLE_${ucname} 1" >> $header
369 echo "${pfx}${ucname}=yes" >> $makefile
370 else
371 echo "#define ENABLE_${ucname} 0" >> $header
44161118
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372 fi
373 done
57bd82d4
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374}
375
376flags_saved(){
2270b4b2 377 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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378}
379
dcd479c0 380save_flags(){
57bd82d4 381 flags_saved && return
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382 SAVE_CFLAGS="$CFLAGS"
383 SAVE_LDFLAGS="$LDFLAGS"
384 SAVE_extralibs="$extralibs"
385}
386
387restore_flags(){
f5d28d10 388 flags_saved || return
dcd479c0
MR
389 CFLAGS="$SAVE_CFLAGS"
390 LDFLAGS="$SAVE_LDFLAGS"
391 extralibs="$SAVE_extralibs"
392 unset SAVE_CFLAGS
393 unset SAVE_LDFLAGS
394 unset SAVE_extralibs
395}
396
397temp_cflags(){
398 save_flags
399 CFLAGS="$CFLAGS $*"
400}
401
402temp_ldflags(){
403 save_flags
404 LDFLAGS="$LDFLAGS $*"
405}
406
407temp_extralibs(){
408 save_flags
409 extralibs="$extralibs $*"
410}
411
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412append(){
413 var=$1
414 shift
415 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
416 eval "$var=\"\$$var $*\""
417}
418
419add_cflags(){
420 append CFLAGS "$@"
421}
422
423add_ldflags(){
424 append LDFLAGS "$@"
425}
426
427add_extralibs(){
428 append extralibs "$@"
429}
430
b0cfb663 431check_cmd(){
b3cb5d51 432 log "$@"
2270b4b2 433 "$@" >> $logfile 2>&1
b0cfb663
MR
434}
435
dcd479c0 436check_cc(){
57bd82d4 437 log check_cc "$@"
2270b4b2 438 cat > $TMPC
720c69da 439 log_file $TMPC
b0cfb663 440 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
441}
442
443check_cpp(){
444 log check_cpp "$@"
2270b4b2 445 cat > $TMPC
720c69da 446 log_file $TMPC
b0cfb663 447 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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448}
449
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450check_asm(){
451 log check_asm "$@"
452 name="$1"
453 asm="$2"
454 shift 2
455 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 456int foo(void){ __asm__ volatile($asm); }
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457EOF
458}
459
304d586d
LM
460check_yasm(){
461 log check_yasm "$@"
462 echo "$1" > $TMPS
463 log_file $TMPS
464 shift 1
465 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
466}
467
dcd479c0 468check_ld(){
57bd82d4 469 log check_ld "$@"
0607887f 470 check_cc || return
3155a644
MR
471 flags=''
472 libs=''
473 for f; do
474 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
475 done
476 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
477}
478
479check_cflags(){
57bd82d4
MR
480 log check_cflags "$@"
481 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
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482int x;
483EOF
484}
485
486check_ldflags(){
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MR
487 log check_ldflags "$@"
488 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 489int main(void){ return 0; }
dcd479c0
MR
490EOF
491}
492
493check_header(){
57bd82d4 494 log check_header "$@"
dcd479c0
MR
495 header=$1
496 shift
d8bc5f06
MR
497 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
498 disable $var
499 check_cpp "$@" <<EOF && enable $var
dcd479c0
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500#include <$header>
501int x;
502EOF
503}
504
505check_func(){
57bd82d4 506 log check_func "$@"
dcd479c0
MR
507 func=$1
508 shift
d8bc5f06
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509 disable $func
510 check_ld "$@" <<EOF && enable $func
dcd479c0 511extern int $func();
c23a0ac8 512int main(void){ $func(); }
dcd479c0
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513EOF
514}
515
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DB
516check_func_headers(){
517 log check_func_headers "$@"
f8d7b072
MR
518 headers=$1
519 func=$2
520 shift 2
521 disable $func
522 incs=""
523 for hdr in $headers; do
524 incs="$incs
525#include <$hdr>"
526 done
527 check_ld "$@" <<EOF && enable $func
528$incs
d6773f56 529int main(int argc, char **argv){
f8d7b072
MR
530 (void) $func;
531 return 0;
532}
533EOF
534}
535
a5344cf7
SS
536check_cpp_condition(){
537 log check_cpp_condition "$@"
538 header=$1
539 condition=$2
540 check_cpp <<EOF
541#include <$header>
542#if !($condition)
543#error "unsatisfied condition: $condition"
544#endif
545EOF
546}
547
57bd82d4
MR
548check_lib(){
549 log check_lib "$@"
550 header="$1"
551 func="$2"
552 shift 2
fcfcde17
MR
553 temp_extralibs "$@"
554 check_header $header && check_func $func && add_extralibs "$@"
555 err=$?
556 restore_flags
557 return $err
57bd82d4
MR
558}
559
f8d7b072
MR
560check_lib2(){
561 log check_lib2 "$@"
562 headers="$1"
563 func="$2"
564 shift 2
565 temp_extralibs "$@"
2446d3d6 566 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
567 err=$?
568 restore_flags
569 return $err
570}
571
dcd479c0 572check_exec(){
2270b4b2 573 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
574}
575
7dfef245
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576check_exec_crash(){
577 code=`cat`
578
579 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
580 # are safe but may not be available everywhere. Thus we use
581 # raise(SIGTERM) instead. The check is run in a subshell so we
582 # can redirect the "Terminated" message from the shell. SIGBUS
583 # is not defined by standard C so it is used conditionally.
584
2270b4b2 585 (check_exec "$@") >> $logfile 2>&1 <<EOF
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MR
586#include <signal.h>
587static void sighandler(int sig){
588 raise(SIGTERM);
589}
e5af4a11 590int main(void){
7dfef245
MR
591 signal(SIGILL, sighandler);
592 signal(SIGFPE, sighandler);
593 signal(SIGSEGV, sighandler);
594#ifdef SIGBUS
595 signal(SIGBUS, sighandler);
596#endif
597 { $code }
598}
599EOF
600}
601
72be9e73
DY
602check_type(){
603 log check_type "$@"
604 headers=$1
605 type=$2
606 shift 2
607 disable $type
608 incs=""
609 for hdr in $headers; do
610 incs="$incs
611#include <$hdr>"
612 done
613 check_cc "$@" <<EOF && enable $type
614$incs
615$type v;
616EOF
617}
618
57bd82d4
MR
619require(){
620 name="$1"
621 header="$2"
622 func="$3"
623 shift 3
624 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
625}
626
f8d7b072
MR
627require2(){
628 name="$1"
629 headers="$2"
630 func="$3"
631 shift 3
632 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
633}
634
eea50282
MR
635check_foo_config(){
636 cfg=$1
637 pkg=$2
638 header=$3
639 func=$4
640 shift 4
641 disable $cfg
642 check_cmd ${pkg}-config --version
643 err=$?
644 if test "$err" = 0; then
645 temp_cflags `${pkg}-config --cflags`
646 temp_extralibs `${pkg}-config --libs`
647 check_lib "$@" $header $func && enable $cfg
648 fi
649 return $err
650}
651
c505dd31
MR
652apply(){
653 file=$1
654 shift
655 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
656}
657
dcd61286
DB
658# CONFIG_LIST contains configurable options, while HAVE_LIST is for
659# system-dependent things.
660
4a0d6686
AJ
661COMPONENT_LIST="
662 bsfs
663 decoders
664 demuxers
665 encoders
3cde40aa 666 filters
c552605c 667 indevs
4a0d6686 668 muxers
c552605c 669 outdevs
4a0d6686
AJ
670 parsers
671 protocols
672"
673
674CONFIG_LIST="
675 $COMPONENT_LIST
f7679c54
VS
676 avfilter
677 avfilter_lavf
c88f5d72
MR
678 avisynth
679 beos_netserver
f402916e 680 bzlib
c88f5d72
MR
681 ffmpeg
682 ffplay
683 ffserver
684 gpl
ecfc4f44 685 gprof
d8d0d0b2 686 gray
3abe5fbd 687 hardcoded_tables
c88f5d72 688 ipv6
f5a756ef
DB
689 libamr_nb
690 libamr_wb
f7b8bffe 691 libdc1394
690bfceb 692 libdirac
2eed5a46
DB
693 libfaac
694 libfaad
695 libfaadbin
c88f5d72 696 libgsm
6ebe07fb 697 libmp3lame
c88f5d72 698 libnut
f7cd9eed 699 libschroedinger
ae14f311 700 libspeex
150d2772 701 libtheora
c88f5d72 702 libvorbis
1cc60c47
DB
703 libx264
704 libxvid
c88f5d72 705 memalign_hack
a8150374 706 mlib
c88f5d72
MR
707 mpegaudio_hp
708 network
3fe142e2 709 nonfree
4a24ab64 710 postproc
2b4c3615 711 powerpc_perf
bd2216e4 712 small
13ca50f3 713 swscale
c88f5d72 714 vhook
56a059ac 715 x11grab
c88f5d72 716 zlib
4a0d6686 717"
c88f5d72 718
8eee7025
DB
719THREADS_LIST='
720 beosthreads
d22e8442 721 os2threads
8eee7025
DB
722 pthreads
723 w32threads
724'
725
3f5b56e5
MR
726ARCH_LIST='
727 alpha
728 armv4l
729 bfin
730 ia64
731 m68k
732 mips
733 parisc
734 powerpc
735 s390
736 sh4
737 sparc
738 sparc64
739 x86
740 x86_32
741 x86_64
742'
743
744ARCH_EXT_LIST='
1ac9331a 745 altivec
1ac9331a 746 armv5te
edab3048 747 armv6
f55b299a 748 armvfp
3f5b56e5
MR
749 iwmmxt
750 mmi
751 mmx
d7f0920b 752 mmx2
6b18d278 753 neon
9eeed841 754 ssse3
bd9d34a0 755 vis
3f5b56e5
MR
756'
757
758HAVE_LIST="
759 $ARCH_EXT_LIST
760 $THREADS_LIST
761 altivec_h
c9fdab0d 762 arpa_inet_h
6bd859d6 763 bswap
ecf97f22 764 closesocket
1ac9331a 765 cmov
e16e49ac 766 conio_h
c88f5d72 767 dcbzl
f8aa696f
DB
768 dev_bktr_ioctl_bt848_h
769 dev_bktr_ioctl_meteor_h
770 dev_ic_bt8xx_h
771 dev_video_meteor_ioctl_meteor_h
772 dev_video_bktr_ioctl_bt848_h
18b67ae5 773 dlfcn_h
c88f5d72 774 dlopen
bc574408 775 dos_paths
245626d0
DB
776 ebp_available
777 ebx_available
c2a29455 778 fast_64bit
7073e9fc 779 fast_cmov
7b829d2a 780 fast_unaligned
9d99cc5a 781 fork
c88f5d72 782 freetype2
da9e86f8 783 gethrtime
4e68cb8a 784 GetProcessTimes
66be5b45 785 getrusage
c88f5d72 786 imlib2
2e1913b1 787 inet_aton
61d251db 788 inline_asm
0b4a1821
AS
789 libdc1394_1
790 libdc1394_2
a33cab3a
MK
791 llrint
792 lrint
c88f5d72 793 lrintf
f8aa696f
DB
794 machine_ioctl_bt848_h
795 machine_ioctl_meteor_h
c88f5d72
MR
796 malloc_h
797 memalign
6ffa87d3 798 mkstemp
b4e806b2 799 pld
9cafbd6c 800 ppc64
a33cab3a
MK
801 round
802 roundf
c88f5d72
MR
803 sdl
804 sdl_video_size
72be9e73 805 socklen_t
deb29777 806 soundcard_h
f8cda19e 807 poll_h
b58412f1 808 sys_mman_h
b091aa44 809 sys_resource_h
81644c2e 810 sys_select_h
deb29777 811 sys_soundcard_h
1b6e8b73 812 sys_videoio_h
e16e49ac 813 termios_h
b265431e 814 threads
6ff3f3e7 815 winsock2_h
304d586d 816 yasm
0cb78cef 817"
44161118 818
520cc7f1 819CMDLINE_SELECT="
3f5b56e5 820 $ARCH_EXT_LIST
520cc7f1 821 $CONFIG_LIST
8eee7025 822 $THREADS_LIST
db6107b6 823 cross_compile
520cc7f1
MR
824 debug
825 extra_warnings
8c6afa4d 826 logging
d2bbb2f7 827 optimizations
520cc7f1
MR
828 shared
829 static
87a0fb62 830 stripping
520cc7f1 831"
426be5dc
DB
832
833PATHS_LIST='
d156bede 834 bindir
26759c44
MR
835 incdir
836 libdir
26759c44
MR
837 mandir
838 prefix
839 shlibdir
426be5dc
DB
840'
841
842CMDLINE_SET="
843 $PATHS_LIST
844 arch
845 build_suffix
846 cc
847 cpu
848 cross_prefix
ac63af34 849 extra_version
426be5dc 850 logfile
26759c44
MR
851 source_path
852 target_os
426be5dc 853"
520cc7f1 854
912f3148
DB
855# code dependency declarations
856
9eeed841
MR
857# architecture extensions
858altivec_deps="powerpc"
859armv5te_deps="armv4l"
860armv6_deps="armv4l"
f55b299a 861armvfp_deps="armv4l"
9eeed841 862iwmmxt_deps="armv4l"
e241ba14 863mmi_deps="mips"
9eeed841 864mmx_deps="x86"
fbef871d 865mmx2_deps="x86 mmx"
6b18d278 866neon_deps="armv4l"
9eeed841 867ssse3_deps="x86"
bd9d34a0 868vis_deps="sparc"
9eeed841 869
912f3148 870# decoders / encoders
d8d12c15 871ac3_decoder_deps="gpl"
33a0dd37 872dxa_decoder_deps="zlib"
406ab5cc 873eac3_decoder_deps="gpl"
30fd06be 874flashsv_decoder_deps="zlib"
773be23a 875flashsv_encoder_deps="zlib"
b517af05 876mlp_decoder_deps="mlp_parser"
30fd06be
MR
877mpeg_xvmc_decoder_deps="xvmc"
878png_decoder_deps="zlib"
879png_encoder_deps="zlib"
30fd06be
MR
880zmbv_decoder_deps="zlib"
881zmbv_encoder_deps="zlib"
882
912f3148 883# external libraries
f5a756ef
DB
884libamr_nb_decoder_deps="libamr_nb"
885libamr_nb_encoder_deps="libamr_nb"
886libamr_wb_decoder_deps="libamr_wb"
887libamr_wb_encoder_deps="libamr_wb"
1b71f045 888libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 889libdirac_encoder_deps="libdirac"
c9171a83 890libfaac_encoder_deps="libfaac"
69ddbd1d 891libfaad_decoder_deps="libfaad"
4ec45764 892libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
893libgsm_decoder_deps="libgsm"
894libgsm_encoder_deps="libgsm"
8ffed8d8
MR
895libgsm_ms_decoder_deps="libgsm"
896libgsm_ms_encoder_deps="libgsm"
1cc60c47 897libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
898libschroedinger_decoder_deps="libschroedinger"
899libschroedinger_encoder_deps="libschroedinger"
ae14f311 900libspeex_decoder_deps="libspeex"
150d2772 901libtheora_encoder_deps="libtheora"
b0caf888 902libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
903libx264_encoder_deps="libx264"
904libxvid_encoder_deps="libxvid"
13566c31 905mpeg4aac_decoder_deps="libfaad"
30fd06be 906
912f3148 907# demuxers / muxers
03a76ba9 908ac3_demuxer_deps="ac3_parser"
50383e88 909audio_beos_demuxer_deps="audio_beos"
4ec45764 910audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 911audio_beos_muxer_deps="audio_beos"
4ec45764 912audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 913avisynth_demuxer_deps="avisynth"
73483024 914bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 915dirac_demuxer_deps="dirac_parser"
fe9bb347 916dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 917libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
918libnut_demuxer_deps="libnut"
919libnut_muxer_deps="libnut"
4bd8e17c 920mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
921oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
922oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 923redir_demuxer_deps="network"
8eb793c4 924rtp_muxer_deps="network rtp_protocol"
95c21842
LA
925rtsp_demuxer_deps="sdp_demuxer"
926sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 927v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 928v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
929vfwcap_demuxer_deps="capCreateCaptureWindow"
930vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 931x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 932x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 933
912f3148 934# protocols
c08fb000
AB
935http_protocol_deps="network"
936rtp_protocol_deps="udp_protocol"
937tcp_protocol_deps="network"
938udp_protocol_deps="network"
939
f7679c54 940# filters
81124ba0 941movie_filter_deps="avfilter_lavf"
f7679c54 942
912f3148 943# programs
fa859b4d 944ffplay_deps="sdl"
6ad42348 945ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
946ffserver_extralibs='$ldl'
947vhook_extralibs='$ldl'
a2830dca 948
912f3148 949
de6d9b64 950# default parameters
8a608357 951
2ba042a7 952logfile="config.err"
8a608357
MR
953
954# installation paths
c9d19248
MR
955prefix_default="/usr/local"
956bindir_default='${prefix}/bin'
957incdir_default='${prefix}/include'
958libdir_default='${prefix}/lib'
959mandir_default='${prefix}/share/man'
960shlibdir_default="$libdir_default"
8a608357
MR
961
962# toolchain
13c7df3d 963cc_default="gcc"
304d586d 964yasmexe="yasm"
de6d9b64 965ar="ar"
503d5b58 966nm="nm"
be7109c1 967ranlib="ranlib"
0f3cb305 968strip="strip"
8a608357 969asmalign_pot="unknown"
20369773 970ln_s="ln -sf"
304d586d 971objformat="elf"
8a608357
MR
972
973# machine
cc6a90dd 974arch=`uname -m`
38d0a8aa 975cpu="generic"
8a608357 976
8a608357 977# OS
4f854758 978target_os=$(tolower $(uname -s))
8a608357 979
8a608357 980# libraries
f402916e 981enable bzlib
497237c7 982enable zlib
8a608357
MR
983
984# configurable options
497237c7 985enable debug
497237c7
RP
986enable ffmpeg
987enable ffplay
988enable ffserver
989enable ipv6
497237c7
RP
990enable mpegaudio_hp
991enable network
8400d6b8 992enable optimizations
497237c7 993enable protocols
530dc538 994enable static
87a0fb62 995enable stripping
8a608357
MR
996vhook="default"
997
8a608357 998# build settings
11a9d3e8 999add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1000SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1001VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1002FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1003LIBPREF="lib"
1004LIBSUF=".a"
c5f14466
RP
1005FULLNAME='$(NAME)$(BUILDSUF)'
1006LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1007SLIBPREF="lib"
1008SLIBSUF=".so"
c5f14466 1009SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1010SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1011SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1012LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1013
0d7dca36
DB
1014# gcc stupidly only outputs the basename of targets with -MM, but we need the
1015# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1016DEPEND_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 1017
c597172e
MR
1018# find source path
1019source_path="`dirname \"$0\"`"
497237c7 1020enable source_path_used
c597172e
MR
1021if test -z "$source_path" -o "$source_path" = "." ; then
1022 source_path="`pwd`"
497237c7 1023 disable source_path_used
c597172e
MR
1024else
1025 source_path="`cd \"$source_path\"; pwd`"
1026 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1027 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1028fi
1029
c597172e
MR
1030FFMPEG_CONFIGURATION="$@"
1031
73ef8980
MR
1032find_things(){
1033 thing=$1
1034 pattern=$2
1035 file=$source_path/$3
932ccf39 1036 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1037}
1038
1039ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1040DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1041PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1042BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1043MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1044DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1045OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1046INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1047PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1048FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1049
7483e694
DB
1050enable $ARCH_EXT_LIST \
1051 $DECODER_LIST \
1052 $ENCODER_LIST \
1053 $PARSER_LIST \
1054 $BSF_LIST \
1055 $DEMUXER_LIST \
1056 $MUXER_LIST \
f7679c54 1057 $FILTER_LIST \
7483e694
DB
1058 $PROTOCOL_LIST \
1059 $INDEV_LIST \
1060 $OUTDEV_LIST \
c597172e
MR
1061
1062die_unknown(){
1063 echo "Unknown option \"$1\"."
1064 echo "See $0 --help for available options."
1065 exit 1
1066}
1067
794f8e97 1068show_list() {
bf0c4afa
RP
1069 suffix=_$1
1070 shift
1071 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1072 exit 0
1073}
1074
c597172e 1075for opt do
7483e694
DB
1076 optval="${opt#*=}"
1077 case "$opt" in
7483e694
DB
1078 --extra-cflags=*) add_cflags "$optval"
1079 ;;
1080 --extra-ldflags=*) add_ldflags "$optval"
1081 ;;
1082 --extra-libs=*) add_extralibs "$optval"
1083 ;;
8fb1cb58 1084 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1085 ;;
40bcf4c7
BL
1086 --enable-debug=*) debuglevel="$optval"
1087 ;;
7483e694
DB
1088 --enable-*=*|--disable-*=*)
1089 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1090 case "$thing" in
81124ba0 1091 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1092 *) die_unknown "$opt" ;;
1093 esac
1094 ;;
1095 --enable-?*|--disable-?*)
1096 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1097 if is_in $option $COMPONENT_LIST; then
1098 eval $action \$$(toupper ${option%s})_LIST
1099 elif is_in $option $CMDLINE_SELECT; then
1100 $action $option
1101 else
1102 die_unknown $opt
1103 fi
7483e694
DB
1104 ;;
1105 --list-*)
1106 NAME="${opt#--list-}"
1107 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1108 NAME=${NAME%s}
1109 eval show_list $NAME \$$(toupper $NAME)_LIST
1110 ;;
1111 --help|-h) show_help
1112 ;;
1113 *)
884a36a7 1114 optname="${opt%%=*}"
26759c44
MR
1115 optname="${optname#--}"
1116 optname=$(echo "$optname" | sed 's/-/_/g')
1117 is_in $optname $CMDLINE_SET || die_unknown $opt
1118 eval $optname='$optval'
7483e694
DB
1119 ;;
1120 esac
c597172e
MR
1121done
1122
bcea99bb
MR
1123disabled logging && logfile=/dev/null
1124
1125echo "# $0 $@" > $logfile
1126set >> $logfile
1127
13c7df3d 1128cc_default="${cross_prefix}${cc_default}"
304d586d 1129yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1130ar="${cross_prefix}${ar}"
1131nm="${cross_prefix}${nm}"
1132ranlib="${cross_prefix}${ranlib}"
1133strip="${cross_prefix}${strip}"
1134
13c7df3d
MR
1135set_default cc
1136
e4e69e0b
MR
1137# set temporary file name
1138if test ! -z "$TMPDIR" ; then
1139 TMPDIR1="${TMPDIR}"
1140elif test ! -z "$TEMPDIR" ; then
1141 TMPDIR1="${TEMPDIR}"
1142else
1143 TMPDIR1="/tmp"
1144fi
1145
1146TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1147TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1148TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1149TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1150TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1151TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1152
e9b9a2f8
MN
1153check_cflags -std=c99
1154
b24dbcbd
RP
1155case "$arch" in
1156 i386|i486|i586|i686|i86pc|BePC)
1157 arch="x86_32"
1158 enable fast_unaligned
1159 ;;
1160 x86_64|amd64)
1161 arch="x86_32"
1162 enable fast_unaligned
1163 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1164 int test[sizeof(char*) - 7];
1165EOF
1166 ;;
1167 # armv4l is a subset of armv[567]*l
1168 arm|armv[4567]*l)
1169 arch="armv4l"
1170 ;;
1171 alpha)
1172 arch="alpha"
1173 enable fast_64bit
1174 ;;
1175 "Power Macintosh"|ppc|powerpc)
1176 arch="powerpc"
aa8bc0f1 1177 enable fast_unaligned
b24dbcbd
RP
1178 ;;
1179 ppc64)
1180 arch="powerpc"
1181 enable fast_64bit
aa8bc0f1 1182 enable fast_unaligned
b24dbcbd
RP
1183 ;;
1184 mips|mipsel|IP*)
1185 arch="mips"
1186 ;;
1187 sun4u|sparc64)
1188 arch="sparc64"
1189 enable fast_64bit
1190 ;;
1191 sparc)
1192 arch="sparc"
1193 ;;
1194 sh4)
1195 arch="sh4"
1196 ;;
1197 parisc)
1198 arch="parisc"
1199 ;;
1200 parisc64)
1201 arch="parisc"
1202 enable fast_64bit
1203 ;;
1204 s390|s390x)
1205 arch="s390"
1206 ;;
1207 m68k)
1208 arch="m68k"
1209 ;;
1210 ia64)
1211 arch="ia64"
1212 enable fast_64bit
1213 ;;
1214 bfin)
1215 arch="bfin"
1216 ;;
1217 *)
1218 arch="unknown"
1219 ;;
1220esac
1221
1222enable $arch
1223enabled_any x86_32 x86_64 && enable x86
1224enabled sparc64 && enable sparc
1225
7483e694 1226# OS specific
4f854758 1227case $target_os in
7483e694 1228 beos|haiku|zeta)
c9d19248 1229 prefix_default="$HOME/config"
7483e694
DB
1230 # helps building libavcodec
1231 add_cflags "-DPIC -fomit-frame-pointer"
1232 # 3 gcc releases known for BeOS, each with ugly bugs
1233 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1234 case "$gcc_version" in
1235 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1236 disable mmx
1237 ;;
1238 *20010315*) echo "BeBits gcc"
1239 add_cflags "-fno-expensive-optimizations"
1240 ;;
1241 esac
7483e694
DB
1242 SHFLAGS=-nostart
1243 # enable BeOS things
1244 enable audio_beos
1245 # no need for libm, but the inet stuff
1246 # Check for BONE
1247 # XXX: actually should check for NOT net_server
78fe7631 1248 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1249 network_extralibs="-lbind -lsocket"
1250 else
1251 enable beos_netserver
1252 network_extralibs="-lnet"
1253 fi ;;
1254 sunos)
1255 FFSERVERLDFLAGS=""
9987769a 1256 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1257 network_extralibs="-lsocket -lnsl"
1258 ;;
1259 netbsd)
1260 oss_demuxer_extralibs="-lossaudio"
1261 oss_muxer_extralibs="-lossaudio"
1262 ;;
1263 openbsd)
1264 disable need_memalign
1265 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1266 SHFLAGS='-shared'
1267 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1268 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1269 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1270 oss_demuxer_extralibs="-lossaudio"
1271 oss_muxer_extralibs="-lossaudio"
1272 ;;
1273 freebsd)
1274 disable need_memalign
1275 ;;
1276 bsd/os)
1277 osextralibs="-lpoll -lgnugetopt"
1278 strip="strip -d"
1279 ;;
1280 darwin)
1281 disable need_memalign
0138c54e 1282 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1283 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1284 strip="strip -x"
1285 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1286 SLIBSUF=".dylib"
1287 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1288 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1289 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1290 objformat="macho"
1b0f6fb8 1291 enabled x86_64 && objformat="macho64"
7483e694
DB
1292 ;;
1293 mingw32*)
4f854758 1294 target_os=mingw32
dcc01c06
RP
1295 LIBTARGET=i386
1296 if test $arch = x86_64; then
1297 disable need_memalign
1298 LIBTARGET=x64
1299 fi
fbd971a4 1300 shlibdir_default="$bindir_default"
7483e694
DB
1301 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1302 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1303 if enabled swscale; then
7483e694
DB
1304 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1305 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1306 fi
1307 disable ffserver
1308 SLIBPREF=""
1309 SLIBSUF=".dll"
1310 EXESUF=".exe"
1311 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1312 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1313 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1314 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1315 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1316 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1317 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1318 objformat="win32"
bc574408 1319 enable dos_paths
7483e694
DB
1320 ;;
1321 cygwin*)
4f854758 1322 target_os=cygwin
fbd971a4 1323 shlibdir_default="$bindir_default"
7483e694
DB
1324 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1325 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1326 if enabled swscale; then
7483e694
DB
1327 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1328 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1329 fi
1330 EXESUF=".exe"
1331 SLIBPREF="cyg"
1332 SLIBSUF=".dll"
1333 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1334 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1335 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1336 objformat="win32"
bc574408 1337 enable dos_paths
7483e694 1338 ;;
4f365f37 1339 *-dos|freedos|opendos)
4f365f37
MK
1340 disable ffplay ffserver vhook
1341 disable $INDEV_LIST $OUTDEV_LIST
1342 network_extralibs="-lsocket"
1343 EXESUF=".exe"
304d586d 1344 objformat="win32"
bc574408 1345 enable dos_paths
4f365f37 1346 ;;
7483e694 1347 linux)
7483e694
DB
1348 enable dv1394
1349 ;;
1350 irix*)
4f854758 1351 target_os=irix
7483e694
DB
1352 ranlib="echo ignoring ranlib"
1353 ;;
d22e8442 1354 os/2*)
d22e8442
DY
1355 strip="lxlite"
1356 ln_s="cp -f"
d22e8442
DY
1357 EXESUF=".exe"
1358 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1359 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1360 FFSERVERLDFLAGS=""
287d3b13 1361 LIBSUF="_s.a"
d22e8442
DY
1362 SLIBPREF=""
1363 SLIBSUF=".dll"
1364 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1365 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1366 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1367 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1368 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1369 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1370 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1371 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1372 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1373 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1374 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1375 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1376 disable vhook
bc574408 1377 enable dos_paths
d22e8442 1378 ;;
269820f1
PR
1379 interix)
1380 disable vhook
1381 ;;
d22e8442 1382
7483e694 1383 *)
4f854758 1384 target_os="${target_os}-UNKNOWN"
7483e694
DB
1385 ;;
1386esac
1387
c9d19248
MR
1388set_default $PATHS_LIST
1389
c597172e 1390add_extralibs $osextralibs
de6d9b64 1391
28d8e661
DB
1392# Combine FFLDFLAGS and the LDFLAGS environment variable.
1393LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1394
497237c7 1395test -n "$cross_prefix" && enable cross_compile
1ea46bed 1396
320d060a 1397# we need to build at least one lib type
93b3c083 1398if ! enabled_any static shared; then
320d060a
DB
1399 cat <<EOF
1400At least one library type must be built.
1401Specify --enable-static to build the static libraries or --enable-shared to
1402build the shared libraries as well. To only build the shared libraries specify
1403--disable-static in addition to --enable-shared.
1404EOF
1405 exit 1;
1406fi
1407
abc4e572 1408disabled static && LIBNAME=""
2a320695 1409
a2234ceb
RP
1410if enabled_any libfaad libfaadbin ; then
1411 if check_header faad.h; then
295b8c70 1412 check_cc <<EOF
a2234ceb
RP
1413#include <faad.h>
1414#ifndef FAAD2_VERSION
1415ok faad1
1416#endif
db817cf3 1417int main(void) { return 0; }
a2234ceb
RP
1418EOF
1419 test $? = 0 && enable libfaad2
1420 else
ff3dac65 1421 die "FAAD test failed."
a2234ceb
RP
1422 fi
1423fi
1424
1425
93b3c083 1426if ! enabled gpl; then
54118497
RP
1427 die_gpl_disabled(){
1428 name=$1
1429 shift
1430 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1431 }
4a24ab64 1432 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1433 die_gpl_disabled "libx264" libx264
1434 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1435 die_gpl_disabled "FAAD2" libfaad2
1436 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1437 die_gpl_disabled "The software scaler" swscale
ebb810d9 1438fi
b2e3c528 1439
3fe142e2
DB
1440if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1441 die "libamr is nonfree and --enable-nonfree is not specified."
1442fi
1443
9eeed841 1444check_deps $ARCH_EXT_LIST
0f3cb305 1445
5d323602
MR
1446test -z "$need_memalign" && need_memalign="$mmx"
1447
cf9d24ad 1448#Darwin CC versions
4f854758 1449if test $target_os = darwin; then
3dddba4b 1450 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1451 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1452 else
8541cc27 1453 add_cflags "-pipe"
26c1b3be
DB
1454 check_cflags "-force_cpusubtype_ALL"
1455 check_cflags "-Wno-sign-compare"
f946a9a4 1456 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1457 fi
2a1a6b64
MN
1458fi
1459
40617a6d 1460disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1461
a4adb608 1462# Add processor-specific flags
38d0a8aa 1463if test $cpu != "generic"; then
bc8ec47b
MR
1464 warn_altivec(){
1465 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1466 }
38d0a8aa 1467 case $cpu in
bb270c08 1468 601|ppc601|PowerPC601)
1c5d830c 1469 add_cflags "-mcpu=601"
bc8ec47b 1470 warn_altivec enabled PPC601
bb270c08
DB
1471 ;;
1472 603*|ppc603*|PowerPC603*)
1c5d830c 1473 add_cflags "-mcpu=603"
bc8ec47b 1474 warn_altivec enabled PPC603
bb270c08
DB
1475 ;;
1476 604*|ppc604*|PowerPC604*)
1c5d830c 1477 add_cflags "-mcpu=604"
bc8ec47b 1478 warn_altivec enabled PPC604
bb270c08
DB
1479 ;;
1480 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1481 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1482 warn_altivec enabled PPC75x
bb270c08
DB
1483 ;;
1484 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1485 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1486 warn_altivec disabled PPC745x
bb270c08
DB
1487 ;;
1488 74*|ppc74*|PowerPC74*)
1c5d830c 1489 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1490 warn_altivec disabled PPC74xx
bb270c08
DB
1491 ;;
1492 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1493 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1494 warn_altivec disabled PPC970
9cafbd6c 1495 enable ppc64
bb270c08 1496 ;;
e07e357d
LB
1497 Cell|CELL|cell)
1498 add_cflags "-mcpu=cell"
1499 warn_altivec disabled Cell
9cafbd6c 1500 enable ppc64
e07e357d 1501 ;;
e7768fc5
GP
1502 # targets that do NOT support conditional mov (cmov)
1503 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1504 add_cflags "-march=$cpu"
497237c7 1505 disable cmov
e7768fc5
GP
1506 ;;
1507 # targets that do support conditional mov (cmov)
416519dd 1508 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1509 add_cflags "-march=$cpu"
497237c7
RP
1510 enable cmov
1511 enable fast_cmov
94e4c3a3
GP
1512 ;;
1513 # targets that do support conditional mov but on which it's slow
800a5a19 1514 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1515 add_cflags "-march=$cpu"
497237c7
RP
1516 enable cmov
1517 disable fast_cmov
bb270c08 1518 ;;
d7b34d08 1519 sparc64)
1c5d830c 1520 add_cflags "-mcpu=v9"
d7b34d08 1521 ;;
f2e49553
MR
1522 arm11*|cortex*)
1523 add_cflags "-mcpu=$cpu"
1524 enable fast_unaligned
1525 ;;
0223bd6f
MR
1526 armv*)
1527 add_cflags "-march=$cpu"
1528 ;;
f2e49553 1529 arm*)
6b19786b
MR
1530 add_cflags "-mcpu=$cpu"
1531 ;;
bb270c08 1532 *)
7483e694 1533 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1534 ;;
a4adb608
MN
1535 esac
1536fi
1537
be0d52ab 1538# make sure we can execute files in $TMPDIR
2270b4b2 1539cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1540#! /bin/sh
1541EOF
2270b4b2
DB
1542chmod +x $TMPSH >> $logfile 2>&1
1543if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1544 cat <<EOF
1545Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1546variable to another directory and make sure that $TMPDIR1 is not mounted
1547noexec.
be0d52ab
MR
1548EOF
1549 die "Sanity test failed."
1550fi
edd08265 1551rm $TMPSH
be0d52ab 1552
1a268acc
MR
1553# compiler sanity check
1554check_exec <<EOF
c23a0ac8 1555int main(void){ return 0; }
1a268acc
MR
1556EOF
1557if test "$?" != 0; then
1558 echo "$cc is unable to create an executable file."
93b3c083 1559 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1560 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1561 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1562 fi
1563 die "C compiler test failed."
1564fi
1565
b4d96ba2
MR
1566check_cc <<EOF || die "Symbol mangling check failed."
1567int ff_extern;
1568EOF
2f05d9c1 1569sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1570extern_prefix=${sym%%ff_extern*}
1571
61d251db
MR
1572check_asm inline_asm '""'
1573
9eeed841 1574if enabled x86; then
44965991
PI
1575 # check whether EBP is available on x86
1576 # As 'i' is stored on the stack, this program will crash
1577 # if the base pointer is used to access it because the
1578 # base pointer is cleared in the inline assembly code.
7dfef245 1579 check_exec_crash <<EOF && enable ebp_available
44965991 1580 volatile int i=0;
be449fca 1581 __asm__ volatile (
44965991
PI
1582 "xorl %%ebp, %%ebp"
1583 ::: "%ebp");
1584 return i;
44965991
PI
1585EOF
1586
1587 # check wether EBX is available on x86
940f335a 1588 check_asm ebx_available '"":::"%ebx"'
8e380710 1589
d7f0920b 1590 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1591 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1592 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1593
1594 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1595
1596 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1597 enabled x86_64 && append YASMFLAGS "-m amd64"
1598 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1599 case "$objformat" in
1600 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1601 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1602 *) append YASMFLAGS "-DPREFIX" ;;
1603 esac
1604 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1605fi
1606
87ea51e0
LB
1607# check for assembler specific support
1608
cc6a90dd 1609if test $arch = "powerpc"; then
5eb39de9 1610 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1611fi
1612
57bd82d4
MR
1613# check for SIMD availability
1614
115329f1 1615# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1616if enabled altivec; then
3ed1a2ee
DB
1617 check_cflags -maltivec -mabi=altivec &&
1618 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1619 check_cflags -faltivec
b6e52719 1620
0182fee8 1621 # check if our compiler supports Motorola AltiVec C API
497237c7 1622 check_cc <<EOF || disable altivec
dcd479c0 1623$inc_altivec_h
a9a07762
MN
1624int main(void) {
1625 vector signed int v1, v2, v3;
1626 v1 = vec_add(v2,v3);
1627 return 0;
1628}
1629EOF
b006b26c
DB
1630
1631 # check if our compiler supports braces for vector declarations
80a61f08 1632 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1633$inc_altivec_h
80a61f08 1634int main (void) { (vector int) {1}; return 0; }
b006b26c 1635EOF
a9a07762 1636fi
ab6c65f6 1637
b4e806b2
MC
1638# We have to check if pld is a nop and disable it.
1639enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1640enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1641enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1642enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1643enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1644enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1645enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1646enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1647
8b03def6
DB
1648enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1649
57bd82d4
MR
1650# ---
1651# big/little-endian test
9eebe687
MR
1652check_cc <<EOF || die "endian test failed"
1653unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1654EOF
d04d9e16 1655od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1656
a3999908 1657# ---
3d204385
NK
1658# check availability of some header files
1659
a98bb16d
RP
1660if check_func dlopen; then
1661 ldl=
1662elif check_func dlopen -ldl; then
1663 ldl=-ldl
8bf5d58f
MN
1664fi
1665
7483e694
DB
1666check_func fork
1667check_func gethrtime
1668check_func getrusage
094c09bb 1669check_func inet_aton $network_extralibs
7483e694
DB
1670check_func memalign
1671check_func mkstemp
2446d3d6 1672check_func_headers windows.h GetProcessTimes
6ffa87d3 1673
e16e49ac 1674check_header conio.h
a98bb16d
RP
1675check_header dlfcn.h
1676check_header malloc.h
bf6ce82d 1677check_header poll.h
b58412f1 1678check_header sys/mman.h
b091aa44 1679check_header sys/resource.h
bf6ce82d 1680check_header sys/select.h
a98bb16d
RP
1681check_header termios.h
1682
1683if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1684 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1685fi
e16e49ac 1686
e8214e0e 1687enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1688enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1689
1690# check for some common methods of building with pthread support
1691# do this before the optional library checks as some of them require pthreads
1692if enabled pthreads; then
9e7fd101
MR
1693 if check_func pthread_create; then
1694 :
1695 elif check_func pthread_create -pthread; then
1696 add_cflags -pthread
afc9aee2 1697 add_extralibs -pthread
9e7fd101
MR
1698 elif check_func pthread_create -pthreads; then
1699 add_cflags -pthreads
afc9aee2 1700 add_extralibs -pthreads
8d94f606
GT
1701 elif check_func pthread_create -lpthreadGC2; then
1702 add_extralibs -lpthreadGC2
9e7fd101
MR
1703 elif ! check_lib pthread.h pthread_create -lpthread; then
1704 die "ERROR: can't find pthreads library"
1705 fi
57bd82d4
MR
1706fi
1707
8eee7025 1708for thread in $THREADS_LIST; do
e5f94c2b 1709 if enabled $thread; then
3ae3b721
RP
1710 test -n "$thread_type" &&
1711 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1712 thread_type="$thread"
e5f94c2b
RP
1713 fi
1714done
1715
fdf88598
MR
1716check_lib math.h sin -lm
1717
a33cab3a
MK
1718# test for C99 functions in math.h
1719for func in llrint lrint lrintf round roundf; do
1720 check_exec <<EOF && enable $func || disable $func
f32adb22 1721#include <math.h>
a33cab3a 1722int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1723EOF
a33cab3a 1724done
f32adb22 1725
57bd82d4 1726# these are off by default, so fail if requested and not available
79fda097 1727enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1728enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1729enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1730enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1731 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1732 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1733enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1734enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1735enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1736enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1737enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1738enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1739 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1740enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1741enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1742enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1743enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1744 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1745 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1746enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1747enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1748
0b4a1821
AS
1749# libdc1394 check
1750if enabled libdc1394; then
1751 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1752 enable libdc1394_2; } ||
1753 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1754 enable libdc1394_1; } ||
1755 die "ERROR: No version of libdc1394 found "
1756fi
1757
1758
c13e1abd
FH
1759_restrict=
1760for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1761 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1762void foo(char * $restrict_keyword p);
1763EOF
c13e1abd
FH
1764done
1765
703afd07 1766test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1767
4f854758 1768if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1769 disable vhook
fbb9d104 1770 echo
b0268cc0 1771 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1772 echo "Patches welcome."
1773 echo
1774fi
1775
8d923001
MR
1776if enabled vhook; then
1777 check_ldflags -rdynamic
1778 check_ldflags -export-dynamic
1779fi
bfd2edeb 1780
eea50282
MR
1781check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1782check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1783
a86b921c 1784##########################################
29799f8b 1785# SDL check
a86b921c 1786
497237c7
RP
1787disable sdl_too_old
1788disable sdl
6a1a892f 1789SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1790if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1791 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1792 temp_cflags $sdl_cflags
dcd479c0 1793 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1794 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1795 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1796 if test "$_sdlversion" -lt 121 ; then
497237c7 1797 enable sdl_too_old
dcd479c0 1798 else
497237c7 1799 enable sdl
225e21ef 1800 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1801#include <SDL.h>
d6773f56 1802int main(int argc, char **argv){
29f3b38a
MR
1803 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1804 int w = vi->current_w;
1805 return 0;
1806}
1807EOF
dcd479c0
MR
1808 fi
1809 fi
29f3b38a 1810 restore_flags
c3f6b472 1811fi
57bd82d4 1812
2270b4b2 1813texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1814
7a91333f 1815##########################################
73b46a95
RP
1816# Network check
1817
1818if enabled network; then
668b65bd 1819 check_type sys/socket.h socklen_t
73b46a95
RP
1820 # Prefer arpa/inet.h over winsock2
1821 if check_header arpa/inet.h ; then
1822 check_func closesocket
1823 elif check_header winsock2.h ; then
ea10ddde 1824 network_extralibs="-lws2_32"
72be9e73 1825 check_type ws2tcpip.h socklen_t
2446d3d6 1826 check_func_headers winsock2.h closesocket
73b46a95
RP
1827 fi
1828fi
1829
1830##########################################
29799f8b 1831# IPv6 check
7a91333f 1832
497237c7 1833enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1834#include <sys/types.h>
1835#include <sys/socket.h>
1836#include <netinet/in.h>
1837#include <netdb.h>
db817cf3 1838int main(void) {
7483e694
DB
1839 struct sockaddr_storage saddr;
1840 struct ipv6_mreq mreq6;
1841 getaddrinfo(0,0,0,0);
1842 getnameinfo(0,0,0,0,0,0,0);
1843 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1844}
1845EOF
1846
06e31011
RP
1847check_header linux/videodev.h
1848check_header linux/videodev2.h
1b6e8b73 1849check_header sys/videoio.h
47f38850 1850
2446d3d6 1851check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1852
f8aa696f 1853# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1854{ check_header dev/bktr/ioctl_meteor.h &&
1855 check_header dev/bktr/ioctl_bt848.h; } ||
1856{ check_header machine/ioctl_meteor.h &&
1857 check_header machine/ioctl_bt848.h; } ||
1858{ check_header dev/video/meteor/ioctl_meteor.h &&
1859 check_header dev/video/bktr/ioctl_bt848.h; } ||
1860check_header dev/ic/bt8xx.h
f8aa696f 1861
c7682de0
RP
1862check_header sys/soundcard.h
1863check_header soundcard.h
deb29777 1864
7483e694 1865# deal with the X11 frame grabber
56a059ac 1866enabled x11grab &&
f58f4ce1
GP
1867check_header X11/Xlib.h &&
1868check_header X11/extensions/XShm.h &&
1869check_func XOpenDisplay -lX11 &&
06eab4ba 1870check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1871
40bcf4c7 1872enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1873
1874# add some useful compiler flags if supported
1875check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1876check_cflags -Wall
1877check_cflags -Wno-switch
c07bd6a9
MN
1878check_cflags -Wdisabled-optimization
1879check_cflags -Wpointer-arith
1880check_cflags -Wredundant-decls
cc1fb623 1881check_cflags -Wno-pointer-sign
f4929996 1882check_cflags -Wcast-qual
9aceb3cf 1883check_cflags -Wwrite-strings
652a5bf6 1884check_cflags -Wtype-limits
5af4e0cc 1885enabled extra_warnings && check_cflags -Winline
cf9d24ad 1886
57bd82d4 1887# add some linker flags
5c0e9479 1888check_ldflags -Wl,--warn-common
8351d2ba
DB
1889check_ldflags -Wl,--as-needed
1890check_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 1891check_ldflags -Wl,-Bsymbolic
94a3401e 1892
bd2216e4
MR
1893if enabled small; then
1894 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1895 optimizations="small"
1896elif enabled optimizations; then
3dddba4b 1897 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1898 add_cflags "-O5"
1899 add_ldflags "-O5"
cf9d24ad 1900 else
30a3e5d4 1901 add_cflags "-O3"
cf9d24ad 1902 fi
cddf3f45 1903fi
11fdbc44 1904check_cflags -fno-math-errno
b2eb2ff0 1905check_cflags -fno-signed-zeros
cddf3f45 1906
504a64b9 1907# add some flags for Intel C Compiler
0c45cd07 1908if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1909 # Just warnings, no remarks
1910 check_cflags -w1
1911 # -wd: Disable following warnings
1912 # 144, 167, 556: -Wno-pointer-sign
1913 # 10006: ignoring unknown option -fno-signed-zeros
1914 # 10156: ignoring option '-W'; no argument required
1915 check_cflags -wd144,167,556,10006,10156
1916 # 11030: Warning unknown option --as-needed
1917 # 10156: ignoring option '-export'; no argument required
1918 check_ldflags -wd10156,11030
907eb3b5
CEH
1919 # Allow to compile with optimizations
1920 check_ldflags -march=$cpu
504a64b9
CEH
1921fi
1922
80581e98 1923# PIC flags for shared library objects where they are needed
5af4e0cc 1924if enabled shared; then
569cb218
MR
1925 # LIBOBJFLAGS may have already been set in the OS configuration
1926 if test -z "$LIBOBJFLAGS" ; then
1927 case "$arch" in
b6bd7268 1928 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1929 esac
1930 fi
80581e98
MN
1931fi
1932
90be59ef 1933if enabled gprof; then
30a3e5d4
NP
1934 add_cflags "-p"
1935 add_ldflags "-p"
1db54e20
DB
1936fi
1937
3b26ee47 1938VHOOKCFLAGS="-fPIC"
18451f7d 1939
7f3c02fc 1940# Find out if the .align argument is a power of two or not.
4454dc1b 1941if test $asmalign_pot = "unknown"; then
497237c7 1942 disable asmalign_pot
be449fca 1943 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1944fi
1945
7483e694
DB
1946enabled_any $DECODER_LIST && enable decoders
1947enabled_any $ENCODER_LIST && enable encoders
1948enabled_any $BSF_LIST && enable bsfs
1949enabled_any $DEMUXER_LIST && enable demuxers
1950enabled_any $MUXER_LIST && enable muxers
f7679c54 1951enabled_any $FILTER_LIST && enable filters
7483e694
DB
1952enabled_any $INDEV_LIST && enable demuxers
1953enabled_any $OUTDEV_LIST && enable muxers
1954enabled_any $PROTOCOL_LIST && enable protocols
1955
1956enabled_any $THREADS_LIST && enable threads
1957
1958check_deps $CONFIG_LIST \
1959 $HAVE_LIST \
1960 $DECODER_LIST \
1961 $ENCODER_LIST \
1962 $PARSER_LIST \
1963 $BSF_LIST \
1964 $DEMUXER_LIST \
1965 $MUXER_LIST \
f7679c54 1966 $FILTER_LIST \
7483e694
DB
1967 $INDEV_LIST \
1968 $OUTDEV_LIST \
1969 $PROTOCOL_LIST \
f70f03f6 1970
f7b8bffe 1971enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1972enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1973enabled libtheora && append pkg_requires "theora"
f9def9cc 1974enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1975
3e89171a 1976echo "install prefix $prefix"
f36958f8
DB
1977echo "source path $source_path"
1978echo "C compiler $cc"
bfd5afd8 1979echo ".align is power-of-two $asmalign_pot"
f36958f8 1980echo "ARCH $arch ($cpu)"
ce8871c2
MR
1981if test "$build_suffix" != ""; then
1982 echo "build suffix $build_suffix"
eb94aca9 1983fi
ac63af34
DB
1984if test "$extra_version" != ""; then
1985 echo "version string suffix $extra_version"
1986fi
0db2ce77 1987echo "big-endian ${bigendian-no}"
419b8784 1988if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1989 echo "yasm ${yasm-no}"
0db2ce77
MR
1990 echo "MMX enabled ${mmx-no}"
1991 echo "CMOV enabled ${cmov-no}"
1992 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1993 echo "EBX available ${ebx_available-no}"
1994 echo "EBP available ${ebp_available-no}"
e41e8342 1995fi
cc6a90dd 1996if test $arch = "armv4l"; then
0db2ce77
MR
1997 echo "ARMv5TE enabled ${armv5te-no}"
1998 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1999 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2000 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2001 echo "NEON enabled ${neon-no}"
eba9ae3c 2002fi
e241ba14 2003if test $arch = "mips"; then
0db2ce77 2004 echo "MMI enabled ${mmi-no}"
e41e8342 2005fi
cc6a90dd 2006if test $arch = "powerpc"; then
0db2ce77
MR
2007 echo "AltiVec enabled ${altivec-no}"
2008 echo "dcbzl available ${dcbzl-no}"
e41e8342 2009fi
0db2ce77
MR
2010echo "gprof enabled ${gprof-no}"
2011echo "debug symbols ${debug-no}"
87a0fb62 2012echo "strip symbols ${stripping-no}"
8400d6b8 2013echo "optimizations ${optimizations-no}"
0db2ce77
MR
2014echo "static ${static-no}"
2015echo "shared ${shared-no}"
4a24ab64 2016echo "postprocessing support ${postproc-no}"
13ca50f3 2017echo "software scaler enabled ${swscale-no}"
f7679c54 2018echo "new filter support ${avfilter-no}"
81124ba0 2019echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2020echo "video hooking ${vhook-no}"
90be59ef 2021if enabled vhook; then
0db2ce77
MR
2022 echo "Imlib2 support ${imlib2-no}"
2023 echo "FreeType support ${freetype2-no}"
68892110 2024fi
0db2ce77 2025echo "network support ${network-no}"
90be59ef 2026if enabled network; then
0db2ce77 2027 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2028fi
0db2ce77
MR
2029echo "threading support ${thread_type-no}"
2030echo "SDL support ${sdl-no}"
90be59ef 2031if enabled sdl_too_old; then
bfd5afd8
DB
2032 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2033fi
0db2ce77
MR
2034echo "Sun medialib support ${mlib-no}"
2035echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2036echo "libamr-nb support ${libamr_nb-no}"
2037echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2038echo "libdc1394 support ${libdc1394-no}"
690bfceb 2039echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2040echo "libfaac enabled ${libfaac-no}"
2041echo "libfaad enabled ${libfaad-no}"
7e0871a7 2042echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2043echo "libgsm enabled ${libgsm-no}"
2044echo "libmp3lame enabled ${libmp3lame-no}"
2045echo "libnut enabled ${libnut-no}"
f7cd9eed 2046echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2047echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2048echo "libtheora enabled ${libtheora-no}"
2049echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2050echo "libx264 enabled ${libx264-no}"
2051echo "libxvid enabled ${libxvid-no}"
0db2ce77 2052echo "zlib enabled ${zlib-no}"
f402916e 2053echo "bzlib enabled ${bzlib-no}"
2c62e737 2054echo
de6d9b64 2055
f7679c54 2056for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2057 echo "Enabled ${type}s:"
f65c9da1 2058 eval list=\$$(toupper $type)_LIST
8138b9db 2059 for part in $list; do
f65c9da1
MR
2060 enabled $part && echo ${part%_*}
2061 done | sort | pr -3 -t
2062 echo
8138b9db
RP
2063done
2064
ba321adb
JK
2065license="LGPL"
2066if enabled nonfree; then
2067 license="unredistributable"
2068elif enabled gpl; then
2069 license="GPL"
2070fi
2071
2072echo "License: $license"
ca5323af 2073
cf1392e9
DB
2074echo "Creating config.mak and config.h..."
2075
29799f8b
DB
2076echo "# Automatically generated by configure - do not modify!" > config.mak
2077echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2078echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2079echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2080echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2081
d921f03f 2082echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2083echo "prefix=$prefix" >> config.mak
22a324da
DB
2084echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2085echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2086echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2087echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2088echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2089echo "CC=$cc" >> config.mak
304d586d 2090echo "YASM=$yasmexe" >> config.mak
980fc7b8 2091echo "AR=$ar" >> config.mak
be7109c1 2092echo "RANLIB=$ranlib" >> config.mak
20369773 2093echo "LN_S=$ln_s" >> config.mak
87a0fb62 2094enabled stripping &&
3ae3b721 2095 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2096 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2097
a9b3f630 2098echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2099echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2100echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2101echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2102echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2103echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2104echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2105echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2106echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2107echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2108echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2109echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2110echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2111echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2112echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2113echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2114echo "SLIBSUF=$SLIBSUF" >> config.mak
2115echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2116echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2117echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2118
90be59ef 2119if enabled bigendian; then
7483e694
DB
2120 echo "WORDS_BIGENDIAN=yes" >> config.mak
2121 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2122fi
44161118 2123
90be59ef 2124if enabled sdl; then
7483e694
DB
2125 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2126 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2127fi
90be59ef 2128if enabled texi2html; then
7483e694 2129 echo "BUILD_DOC=yes" >> config.mak
146ea952 2130fi
5a872801 2131
719c8e00
MR
2132get_version(){
2133 name=$1
2134 file=$source_path/$2
147e7692
MR
2135 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2136 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2137 lcname=$(tolower $name)
2138 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2139 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2140}
2141
147e7692
MR
2142get_version LIBSWSCALE libswscale/swscale.h
2143get_version LIBPOSTPROC libpostproc/postprocess.h
2144get_version LIBAVCODEC libavcodec/avcodec.h
2145get_version LIBAVDEVICE libavdevice/avdevice.h
2146get_version LIBAVFORMAT libavformat/avformat.h
2147get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2148get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2149
5af4e0cc 2150if enabled shared; then
7483e694
DB
2151 echo "BUILD_SHARED=yes" >> config.mak
2152 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2153 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2154 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2155 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2156 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2157 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2158 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2159 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2160 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2161fi
d7e27559 2162echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2163echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2164
3d907e22
MR
2165print_config ARCH_ $TMPH config.mak $ARCH_LIST
2166print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2167print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2168 $DECODER_LIST \
2169 $ENCODER_LIST \
2170 $PARSER_LIST \
2171 $BSF_LIST \
2172 $DEMUXER_LIST \
2173 $MUXER_LIST \
f7679c54 2174 $FILTER_LIST \
7483e694
DB
2175 $PROTOCOL_LIST \
2176 $INDEV_LIST \
2177 $OUTDEV_LIST \
8ac17293 2178
c13e1abd
FH
2179echo "#define restrict $_restrict" >> $TMPH
2180
bd2216e4 2181if enabled small; then
7483e694 2182 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2183fi
2184
997baf01
MR
2185echo "SRC_PATH=\"$source_path\"" >> config.mak
2186echo "SRC_PATH_BARE=$source_path" >> config.mak
2187echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2188
8156056e 2189# Apparently it's not possible to portably echo a backslash.
3ae3b721 2190enabled asmalign_pot &&
7483e694 2191 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2192 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2193
b4d96ba2 2194echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2195
9c05103f
DB
2196echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2197
b7860763 2198# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2199cmp -s $TMPH config.h &&
2200 echo "config.h is unchanged" ||
2201 mv -f $TMPH config.h
3d204385 2202
cea0ac52 2203rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2204
165af439 2205# build tree in object directory if source path is different from current one
90be59ef 2206if enabled source_path_used; then
165af439 2207 DIRS="\
7483e694
DB
2208 doc \
2209 libavcodec \
2210 libavcodec/alpha \
2211 libavcodec/armv4l \
2212 libavcodec/bfin \
2213 libavcodec/i386 \
2214 libavcodec/mlib \
2215 libavcodec/ppc \
2216 libavcodec/sh4 \
2217 libavcodec/sparc \
52a9cf34 2218 libavdevice \
f7679c54 2219 libavfilter \
7483e694
DB
2220 libavformat \
2221 libavutil \
2222 libpostproc \
2223 libswscale \
2224 tests \
2225 tools \
2226 vhook \
2227 "
165af439 2228 FILES="\
7483e694
DB
2229 Makefile \
2230 common.mak \
71c61f62 2231 subdir.mak \
7483e694
DB
2232 doc/texi2pod.pl \
2233 libavcodec/Makefile \
52a9cf34 2234 libavdevice/Makefile \
f7679c54 2235 libavfilter/Makefile \
7483e694
DB
2236 libavformat/Makefile \
2237 libavutil/Makefile \
2238 libpostproc/Makefile \
2239 libswscale/Makefile \
2240 "
165af439 2241 for dir in $DIRS ; do
7483e694 2242 mkdir -p $dir
165af439
MR
2243 done
2244 for f in $FILES ; do
20369773 2245 $ln_s "$source_path/$f" $f
165af439
MR
2246 done
2247fi
def4272a 2248
def4272a 2249
d0674868 2250# build pkg-config files
def4272a 2251
d0674868
DB
2252pkgconfig_generate(){
2253name=$1
e426941d 2254shortname=${name#lib}
d0674868
DB
2255comment=$2
2256version=$3
2257libs=$4
2258requires=$5
25cd5cb3 2259cat <<EOF > $name/$name.pc
3e89171a 2260prefix=$prefix
a94e666c 2261exec_prefix=\${prefix}
f2b7382c 2262libdir=$libdir
7622778e 2263includedir=$incdir
def4272a 2264
d0674868
DB
2265Name: $name
2266Description: $comment
2267Version: $version
5dcfe9f8
AH
2268Requires: $(disabled shared && echo $requires)
2269Requires.private: $(enabled shared && echo $requires)
def4272a 2270Conflicts:
12701f6e
AH
2271Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2272Libs.private: $(enabled shared && echo $libs)
76a448ed 2273Cflags: -I\${includedir}
def4272a 2274EOF
25cd5cb3 2275cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2276prefix=
2277exec_prefix=
46d1ff83 2278libdir=\${pcfiledir}
1d44d365 2279includedir=${source_path}
def4272a 2280
d0674868
DB
2281Name: $name
2282Description: $comment
2283Version: $version
2284Requires: $requires
def4272a 2285Conflicts:
12701f6e 2286Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2287Cflags: -I\${includedir}
2288EOF
d0674868 2289}
def4272a 2290
e426941d 2291pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2292pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2293pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2294pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2295enabled avfilter &&
35a71f1d 2296 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2297enabled postproc &&
e426941d 2298 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2299if enabled swscale; then
e426941d 2300 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2301else
f436a23e 2302 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2303 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2304fi