Fix a compiler warning:
[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."
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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
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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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DB
71 echo " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
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DB
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
e6b9d588 79 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 80 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 83 echo " --disable-vhook disable video hooking support"
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DB
84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
272081b0 87 echo " --enable-vdpau enable VDPAU support [no]"
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88 echo " --enable-w32threads use Win32 threads [no]"
89 echo " --enable-x11grab enable X11 grabbing [no]"
68178ca9 90 echo " --enable-xvmc enable XvMC support [no]"
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91 echo
92 echo "External library support:"
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93 echo " --enable-mlib enable Sun medialib [no]"
94 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc
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95 echo " --enable-bzlib enable bzlib [autodetect]"
96 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
97 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 98 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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99 echo " and libraw1394 [no]"
100 echo " --enable-libdirac enable Dirac support via libdirac [no]"
101 echo " --enable-libfaac enable FAAC support via libfaac [no]"
102 echo " --enable-libfaad enable FAAD support via libfaad [no]"
103 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
104 echo " --enable-libgsm enable GSM support via libgsm [no]"
105 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 106 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 107 echo " native (de)muxer exists [no]"
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108 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
109 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
110 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 111 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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112 echo " native implementation exists [no]"
113 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 114 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 115 echo " native MPEG-4/Xvid encoder exists [no]"
27cb5cbc 116 echo " --enable-zlib enable zlib [autodetect]"
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117 echo ""
118 echo "Advanced options (experts only):"
119 echo " --source-path=PATH path to source code [$source_path]"
120 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 121 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 122 echo " --target-os=OS compiler targets OS [$target_os]"
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123 echo " --target-exec=CMD command to run executables on target"
124 echo " --target-path=DIR path to view of build directory on target"
89641463 125 echo " --nm=NM use nm tool"
74c53c2d 126 echo " --cc=CC use C compiler CC [$cc]"
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127 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
128 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
129 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
130 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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131 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
132 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
133 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 134 echo " --extra-version=STRING version string suffix []"
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135 echo " --build-suffix=SUFFIX library name suffix []"
136 echo " --arch=ARCH select architecture [$arch]"
137 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 138 echo " instruction selection, may crash on older CPUs)"
2b4c3615 139 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 140 echo " (requires enabling PMC)"
4f50c3d5 141 echo " --disable-altivec disable AltiVec optimizations"
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142 echo " --disable-mmx disable MMX optimizations"
143 echo " --disable-mmx2 disable MMX2 optimizations"
144 echo " --disable-ssse3 disable SSSE3 optimizations"
145 echo " --disable-armv5te disable armv5te optimizations"
146 echo " --disable-armv6 disable armv6 optimizations"
147 echo " --disable-armvfp disable ARM VFP optimizations"
148 echo " --disable-iwmmxt disable iwmmxt optimizations"
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149 echo " --disable-mmi disable MMI optimizations"
150 echo " --disable-neon disable neon optimizations"
151 echo " --disable-vis disable VIS optimizations"
e6b9d588 152 echo " --disable-network disable network support [no]"
0a23c0bb 153 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 154 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 155 echo " MPEG audio decoding [no]"
e8ed9b7a 156 echo " --disable-aandct disable AAN DCT code"
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157 echo " --disable-fft disable FFT code"
158 echo " --disable-golomb disable Golomb code"
159 echo " --disable-mdct disable MDCT code"
cde9e780 160 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 161 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 162 echo " --disable-ffplay disable ffplay build"
4f50c3d5 163 echo " --disable-ffserver disable ffserver build"
74c53c2d 164 echo " --enable-small optimize for size instead of speed"
3abe5fbd 165 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 166 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 167 echo " --enable-beos-netserver enable BeOS netserver"
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168 echo " --disable-encoder=NAME disable encoder NAME"
169 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 170 echo " --disable-encoders disable all encoders"
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171 echo " --disable-decoder=NAME disable decoder NAME"
172 echo " --enable-decoder=NAME enable decoder NAME"
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173 echo " --disable-decoders disable all decoders"
174 echo " --disable-muxer=NAME disable muxer NAME"
175 echo " --enable-muxer=NAME enable muxer NAME"
176 echo " --disable-muxers disable all muxers"
177 echo " --disable-demuxer=NAME disable demuxer NAME"
178 echo " --enable-demuxer=NAME enable demuxer NAME"
179 echo " --disable-demuxers disable all demuxers"
180 echo " --enable-parser=NAME enable parser NAME"
181 echo " --disable-parser=NAME disable parser NAME"
182 echo " --disable-parsers disable all parsers"
183 echo " --enable-bsf=NAME enable bitstream filter NAME"
184 echo " --disable-bsf=NAME disable bitstream filter NAME"
185 echo " --disable-bsfs disable all bitstream filters"
186 echo " --enable-protocol=NAME enable protocol NAME"
187 echo " --disable-protocol=NAME disable protocol NAME"
188 echo " --disable-protocols disable all protocols"
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189 echo " --disable-indevs disable input devices"
190 echo " --disable-outdevs disable output devices"
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191 echo " --disable-devices disable all devices"
192 echo " --enable-filter=NAME enable filter NAME"
193 echo " --disable-filter=NAME disable filter NAME"
194 echo " --disable-filters disable all filters"
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195 echo " --list-decoders show all available decoders"
196 echo " --list-encoders show all available encoders"
197 echo " --list-muxers show all available muxers"
198 echo " --list-demuxers show all available demuxers"
199 echo " --list-parsers show all available parsers"
200 echo " --list-protocols show all available protocols"
201 echo " --list-bsfs show all available bitstream filters"
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202 echo " --list-indevs show all available input devices"
203 echo " --list-outdevs show all available output devices"
1865259f 204 echo " --list-filters show all available filters"
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205 echo
206 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 207 echo " --disable-debug disable debugging symbols"
b7d49373 208 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 209 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 210 echo " --disable-optimizations disable compiler optimizations"
0a622b98 211 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 212 echo " --disable-stripping disable stripping of executables and shared libraries"
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213 echo ""
214 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 215 exit 0
74c53c2d 216}
cf9d24ad 217
57bd82d4 218log(){
2270b4b2 219 echo "$@" >> $logfile
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220}
221
720c69da 222log_file(){
c8e9f801 223 log BEGIN $1
2270b4b2 224 pr -n -t $1 >> $logfile
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225 log END $1
226}
227
2ba042a7 228echolog(){
c8e9f801 229 log "$@"
57bd82d4 230 echo "$@"
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231}
232
233die(){
234 echolog "$@"
235 cat <<EOF
236If you think configure made a mistake, make sure you are using the latest
237version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 238ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 239EOF
e155a21a 240 if disabled logging; then
2ba042a7 241 cat <<EOF
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242Rerun configure with logging enabled (do not use --disable-logging), and
243include the log this produces with your report.
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244EOF
245 else
246cat <<EOF
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247Include the log file "$logfile" produced by configure as this will help
248solving the problem.
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249EOF
250 fi
cea0ac52 251 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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252 exit 1
253}
254
6c6007d6 255# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 256toupper(){
6c6007d6 257 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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258}
259
4a5444db 260tolower(){
6c6007d6 261 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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262}
263
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264set_all(){
265 value=$1
266 shift
267 for var in $*; do
268 eval $var=$value
269 done
270}
271
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272set_weak(){
273 value=$1
274 shift
275 for var; do
276 eval : \${$var:=$value}
277 done
278}
279
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280pushvar(){
281 for var in $*; do
282 eval level=\${${var}_level:=0}
283 eval ${var}_${level}="\$$var"
284 eval ${var}_level=$(($level+1))
285 done
286}
287
288popvar(){
289 for var in $*; do
290 eval level=\${${var}_level:-0}
291 test $level = 0 && continue
292 eval level=$(($level-1))
293 eval $var="\${${var}_${level}}"
294 eval ${var}_level=$level
295 eval unset ${var}_${level}
296 done
297}
298
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299enable(){
300 set_all yes $*
301}
302
303disable(){
304 set_all no $*
305}
306
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307enable_weak(){
308 set_weak yes $*
309}
310
311disable_weak(){
312 set_weak no $*
313}
314
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315do_enable_deep(){
316 for var; do
317 enabled $var && continue
318 eval sel="\$${var}_select"
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319 eval sgs="\$${var}_suggest"
320 pushvar var sgs
f9d328da 321 enable_deep $sel
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322 popvar sgs
323 enable_deep_weak $sgs
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324 popvar var
325 done
326}
327
328enable_deep(){
329 do_enable_deep $*
330 enable $*
331}
332
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333enable_deep_weak(){
334 do_enable_deep $*
335 enable_weak $*
336}
337
57bd82d4 338enabled(){
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MR
339 test "${1#!}" = "$1" && op== || op=!=
340 eval test "x\$${1#!}" $op "xyes"
44161118
MR
341}
342
37970ebf 343disabled(){
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MR
344 test "${1#!}" = "$1" && op== || op=!=
345 eval test "x\$${1#!}" $op "xno"
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346}
347
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348enabled_all(){
349 for opt; do
350 enabled $opt || return 1
351 done
352}
353
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354disabled_all(){
355 for opt; do
356 disabled $opt || return 1
357 done
358}
359
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MR
360enabled_any(){
361 for opt; do
362 enabled $opt && return 0
363 done
364}
365
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DB
366disabled_any(){
367 for opt; do
368 disabled $opt && return 0
369 done
f7b230a7 370 return 1
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DB
371}
372
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MR
373set_default(){
374 for opt; do
88268e94 375 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
376 done
377}
378
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379is_in(){
380 value=$1
381 shift
382 for var in $*; do
383 [ $var = $value ] && return 0
384 done
385 return 1
386}
387
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388check_deps(){
389 for cfg; do
3250003c 390 cfg="${cfg#!}"
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391 enabled ${cfg}_checking && die "Circular dependency for $cfg."
392 disabled ${cfg}_checking && continue
393 enable ${cfg}_checking
394
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395 eval dep_all="\$${cfg}_deps"
396 eval dep_any="\$${cfg}_deps_any"
7ef3425f 397 eval dep_sel="\$${cfg}_select"
c510c7b5 398 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 399
c510c7b5
MR
400 pushvar cfg dep_all dep_any dep_sel dep_sgs
401 check_deps $dep_all $dep_any $dep_sel $dep_sgs
402 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 403
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MR
404 enabled_all $dep_all || disable $cfg
405 enabled_any $dep_any || disable $cfg
7ef3425f 406 disabled_any $dep_sel && disable $cfg
799c9e9b 407
4ec45764
RP
408 if enabled $cfg; then
409 eval dep_extralibs="\$${cfg}_extralibs"
410 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 411 enable_deep $dep_sel
c510c7b5 412 enable_deep_weak $dep_sgs
4ec45764
RP
413 fi
414
799c9e9b 415 disable ${cfg}_checking
30fd06be
MR
416 done
417}
418
44161118
MR
419print_config(){
420 pfx=$1
421 header=$2
422 makefile=$3
423 shift 3
424 for cfg; do
3d907e22 425 ucname="`toupper $cfg`"
44161118 426 if enabled $cfg; then
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MR
427 echo "#define ${pfx}${ucname} 1" >> $header
428 echo "#define ENABLE_${ucname} 1" >> $header
429 echo "${pfx}${ucname}=yes" >> $makefile
430 else
431 echo "#define ENABLE_${ucname} 0" >> $header
44161118
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432 fi
433 done
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434}
435
436flags_saved(){
2270b4b2 437 (: ${SAVE_CFLAGS?}) 2> /dev/null
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438}
439
dcd479c0 440save_flags(){
57bd82d4 441 flags_saved && return
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442 SAVE_CFLAGS="$CFLAGS"
443 SAVE_LDFLAGS="$LDFLAGS"
444 SAVE_extralibs="$extralibs"
445}
446
447restore_flags(){
f5d28d10 448 flags_saved || return
dcd479c0
MR
449 CFLAGS="$SAVE_CFLAGS"
450 LDFLAGS="$SAVE_LDFLAGS"
451 extralibs="$SAVE_extralibs"
452 unset SAVE_CFLAGS
453 unset SAVE_LDFLAGS
454 unset SAVE_extralibs
455}
456
457temp_cflags(){
458 save_flags
459 CFLAGS="$CFLAGS $*"
460}
461
462temp_ldflags(){
463 save_flags
464 LDFLAGS="$LDFLAGS $*"
465}
466
467temp_extralibs(){
468 save_flags
469 extralibs="$extralibs $*"
470}
471
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MR
472append(){
473 var=$1
474 shift
475 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
476 eval "$var=\"\$$var $*\""
477}
478
479add_cflags(){
480 append CFLAGS "$@"
481}
482
483add_ldflags(){
484 append LDFLAGS "$@"
485}
486
487add_extralibs(){
488 append extralibs "$@"
489}
490
b0cfb663 491check_cmd(){
b3cb5d51 492 log "$@"
2270b4b2 493 "$@" >> $logfile 2>&1
b0cfb663
MR
494}
495
dcd479c0 496check_cc(){
57bd82d4 497 log check_cc "$@"
2270b4b2 498 cat > $TMPC
720c69da 499 log_file $TMPC
b0cfb663 500 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
501}
502
503check_cpp(){
504 log check_cpp "$@"
2270b4b2 505 cat > $TMPC
720c69da 506 log_file $TMPC
b0cfb663 507 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
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508}
509
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510check_asm(){
511 log check_asm "$@"
512 name="$1"
513 asm="$2"
514 shift 2
515 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 516void foo(void){ __asm__ volatile($asm); }
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517EOF
518}
519
304d586d
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520check_yasm(){
521 log check_yasm "$@"
522 echo "$1" > $TMPS
523 log_file $TMPS
524 shift 1
525 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
526}
527
dcd479c0 528check_ld(){
57bd82d4 529 log check_ld "$@"
0607887f 530 check_cc || return
3155a644
MR
531 flags=''
532 libs=''
533 for f; do
534 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
535 done
536 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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537}
538
539check_cflags(){
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540 log check_cflags "$@"
541 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
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542int x;
543EOF
544}
545
546check_ldflags(){
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MR
547 log check_ldflags "$@"
548 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 549int main(void){ return 0; }
dcd479c0
MR
550EOF
551}
552
553check_header(){
57bd82d4 554 log check_header "$@"
dcd479c0
MR
555 header=$1
556 shift
d8bc5f06
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557 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
558 disable $var
559 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
560#include <$header>
561int x;
562EOF
563}
564
565check_func(){
57bd82d4 566 log check_func "$@"
dcd479c0
MR
567 func=$1
568 shift
d8bc5f06
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569 disable $func
570 check_ld "$@" <<EOF && enable $func
dcd479c0 571extern int $func();
c23a0ac8 572int main(void){ $func(); }
dcd479c0
MR
573EOF
574}
575
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DB
576check_func_headers(){
577 log check_func_headers "$@"
f8d7b072
MR
578 headers=$1
579 func=$2
580 shift 2
581 disable $func
582 incs=""
583 for hdr in $headers; do
584 incs="$incs
585#include <$hdr>"
586 done
587 check_ld "$@" <<EOF && enable $func
588$incs
d6773f56 589int main(int argc, char **argv){
f8d7b072
MR
590 (void) $func;
591 return 0;
592}
593EOF
594}
595
a5344cf7
SS
596check_cpp_condition(){
597 log check_cpp_condition "$@"
598 header=$1
599 condition=$2
600 check_cpp <<EOF
601#include <$header>
602#if !($condition)
603#error "unsatisfied condition: $condition"
604#endif
605EOF
606}
607
57bd82d4
MR
608check_lib(){
609 log check_lib "$@"
610 header="$1"
611 func="$2"
612 shift 2
fcfcde17
MR
613 temp_extralibs "$@"
614 check_header $header && check_func $func && add_extralibs "$@"
615 err=$?
616 restore_flags
617 return $err
57bd82d4
MR
618}
619
f8d7b072
MR
620check_lib2(){
621 log check_lib2 "$@"
622 headers="$1"
623 func="$2"
624 shift 2
625 temp_extralibs "$@"
2446d3d6 626 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
627 err=$?
628 restore_flags
629 return $err
630}
631
dcd479c0 632check_exec(){
2270b4b2 633 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
634}
635
7dfef245
MR
636check_exec_crash(){
637 code=`cat`
638
639 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
640 # are safe but may not be available everywhere. Thus we use
641 # raise(SIGTERM) instead. The check is run in a subshell so we
642 # can redirect the "Terminated" message from the shell. SIGBUS
643 # is not defined by standard C so it is used conditionally.
644
2270b4b2 645 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
646#include <signal.h>
647static void sighandler(int sig){
648 raise(SIGTERM);
649}
e5af4a11 650int main(void){
7dfef245
MR
651 signal(SIGILL, sighandler);
652 signal(SIGFPE, sighandler);
653 signal(SIGSEGV, sighandler);
654#ifdef SIGBUS
655 signal(SIGBUS, sighandler);
656#endif
657 { $code }
658}
659EOF
660}
661
72be9e73
DY
662check_type(){
663 log check_type "$@"
664 headers=$1
665 type=$2
666 shift 2
667 disable $type
668 incs=""
669 for hdr in $headers; do
670 incs="$incs
671#include <$hdr>"
672 done
673 check_cc "$@" <<EOF && enable $type
674$incs
675$type v;
676EOF
677}
678
57bd82d4
MR
679require(){
680 name="$1"
681 header="$2"
682 func="$3"
683 shift 3
684 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
685}
686
f8d7b072
MR
687require2(){
688 name="$1"
689 headers="$2"
690 func="$3"
691 shift 3
692 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
693}
694
eea50282
MR
695check_foo_config(){
696 cfg=$1
697 pkg=$2
698 header=$3
699 func=$4
700 shift 4
701 disable $cfg
702 check_cmd ${pkg}-config --version
703 err=$?
704 if test "$err" = 0; then
705 temp_cflags `${pkg}-config --cflags`
706 temp_extralibs `${pkg}-config --libs`
707 check_lib "$@" $header $func && enable $cfg
708 fi
709 return $err
710}
711
c505dd31
MR
712apply(){
713 file=$1
714 shift
715 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
716}
717
dcd61286
DB
718# CONFIG_LIST contains configurable options, while HAVE_LIST is for
719# system-dependent things.
720
4a0d6686
AJ
721COMPONENT_LIST="
722 bsfs
723 decoders
724 demuxers
725 encoders
3cde40aa 726 filters
c552605c 727 indevs
4a0d6686 728 muxers
c552605c 729 outdevs
4a0d6686
AJ
730 parsers
731 protocols
732"
733
734CONFIG_LIST="
735 $COMPONENT_LIST
e8ed9b7a 736 aandct
f7679c54
VS
737 avfilter
738 avfilter_lavf
c88f5d72
MR
739 avisynth
740 beos_netserver
f402916e 741 bzlib
c88f5d72
MR
742 ffmpeg
743 ffplay
744 ffserver
1848f7d9 745 fft
4f034993 746 golomb
c88f5d72 747 gpl
ecfc4f44 748 gprof
d8d0d0b2 749 gray
3abe5fbd 750 hardcoded_tables
c88f5d72 751 ipv6
f5a756ef
DB
752 libamr_nb
753 libamr_wb
f7b8bffe 754 libdc1394
690bfceb 755 libdirac
2eed5a46
DB
756 libfaac
757 libfaad
758 libfaadbin
c88f5d72 759 libgsm
6ebe07fb 760 libmp3lame
c88f5d72 761 libnut
f7cd9eed 762 libschroedinger
ae14f311 763 libspeex
150d2772 764 libtheora
c88f5d72 765 libvorbis
1cc60c47
DB
766 libx264
767 libxvid
47a158cb 768 mdct
c88f5d72 769 memalign_hack
a8150374 770 mlib
c88f5d72
MR
771 mpegaudio_hp
772 network
3fe142e2 773 nonfree
4a24ab64 774 postproc
2b4c3615 775 powerpc_perf
2e35e684 776 shared
bd2216e4 777 small
2e35e684 778 static
13ca50f3 779 swscale
272081b0 780 vdpau
c88f5d72 781 vhook
56a059ac 782 x11grab
68178ca9 783 xvmc
c88f5d72 784 zlib
4a0d6686 785"
c88f5d72 786
8eee7025
DB
787THREADS_LIST='
788 beosthreads
d22e8442 789 os2threads
8eee7025
DB
790 pthreads
791 w32threads
792'
793
3f5b56e5
MR
794ARCH_LIST='
795 alpha
a2fc0f6a 796 arm
3f5b56e5
MR
797 bfin
798 ia64
799 m68k
800 mips
801 parisc
79cb09b2 802 ppc
3f5b56e5
MR
803 s390
804 sh4
805 sparc
806 sparc64
807 x86
808 x86_32
809 x86_64
810'
811
812ARCH_EXT_LIST='
1ac9331a 813 altivec
1ac9331a 814 armv5te
edab3048 815 armv6
ab5cb084 816 armv6t2
f55b299a 817 armvfp
3f5b56e5
MR
818 iwmmxt
819 mmi
820 mmx
d7f0920b 821 mmx2
6b18d278 822 neon
9eeed841 823 ssse3
bd9d34a0 824 vis
3f5b56e5
MR
825'
826
827HAVE_LIST="
828 $ARCH_EXT_LIST
829 $THREADS_LIST
830 altivec_h
c9fdab0d 831 arpa_inet_h
6bd859d6 832 bswap
ecf97f22 833 closesocket
1ac9331a 834 cmov
e16e49ac 835 conio_h
c88f5d72 836 dcbzl
f8aa696f
DB
837 dev_bktr_ioctl_bt848_h
838 dev_bktr_ioctl_meteor_h
839 dev_ic_bt8xx_h
840 dev_video_meteor_ioctl_meteor_h
841 dev_video_bktr_ioctl_bt848_h
18b67ae5 842 dlfcn_h
c88f5d72 843 dlopen
bc574408 844 dos_paths
245626d0
DB
845 ebp_available
846 ebx_available
c2a29455 847 fast_64bit
7073e9fc 848 fast_cmov
7b829d2a 849 fast_unaligned
9d99cc5a 850 fork
c88f5d72 851 freetype2
da9e86f8 852 gethrtime
4e68cb8a 853 GetProcessTimes
66be5b45 854 getrusage
c88f5d72 855 imlib2
2e1913b1 856 inet_aton
61d251db 857 inline_asm
0b4a1821
AS
858 libdc1394_1
859 libdc1394_2
a33cab3a
MK
860 llrint
861 lrint
c88f5d72 862 lrintf
f8aa696f
DB
863 machine_ioctl_bt848_h
864 machine_ioctl_meteor_h
c88f5d72
MR
865 malloc_h
866 memalign
6ffa87d3 867 mkstemp
b4e806b2 868 pld
1f91cdce 869 posix_memalign
9cafbd6c 870 ppc64
a33cab3a
MK
871 round
872 roundf
c88f5d72
MR
873 sdl
874 sdl_video_size
72be9e73 875 socklen_t
deb29777 876 soundcard_h
f8cda19e 877 poll_h
b58412f1 878 sys_mman_h
b091aa44 879 sys_resource_h
81644c2e 880 sys_select_h
deb29777 881 sys_soundcard_h
1b6e8b73 882 sys_videoio_h
e16e49ac 883 termios_h
b265431e 884 threads
6ff3f3e7 885 winsock2_h
304d586d 886 yasm
0cb78cef 887"
44161118 888
b6bb00b0
MR
889# options emitted with CONFIG_ prefix but not available on command line
890CONFIG_EXTRA="
891 fft_mmx
40b509b3 892 oldscaler
b6bb00b0
MR
893"
894
520cc7f1 895CMDLINE_SELECT="
3f5b56e5 896 $ARCH_EXT_LIST
520cc7f1 897 $CONFIG_LIST
8eee7025 898 $THREADS_LIST
db6107b6 899 cross_compile
520cc7f1
MR
900 debug
901 extra_warnings
8c6afa4d 902 logging
d2bbb2f7 903 optimizations
87a0fb62 904 stripping
520cc7f1 905"
426be5dc
DB
906
907PATHS_LIST='
d156bede 908 bindir
26759c44
MR
909 incdir
910 libdir
26759c44
MR
911 mandir
912 prefix
913 shlibdir
426be5dc
DB
914'
915
916CMDLINE_SET="
917 $PATHS_LIST
918 arch
919 build_suffix
920 cc
921 cpu
922 cross_prefix
ac63af34 923 extra_version
9da6609f
MR
924 host_cc
925 host_cflags
926 host_ldflags
927 host_libs
426be5dc 928 logfile
89641463 929 nm
26759c44 930 source_path
a7ada2ba 931 target_exec
26759c44 932 target_os
a7ada2ba 933 target_path
426be5dc 934"
520cc7f1 935
912f3148
DB
936# code dependency declarations
937
9eeed841 938# architecture extensions
79cb09b2 939altivec_deps="ppc"
a2fc0f6a
MR
940armv5te_deps="arm"
941armv6_deps="arm"
ab5cb084 942armv6t2_deps="arm"
a2fc0f6a
MR
943armvfp_deps="arm"
944iwmmxt_deps="arm"
e241ba14 945mmi_deps="mips"
9eeed841 946mmx_deps="x86"
fbef871d 947mmx2_deps="x86 mmx"
a2fc0f6a 948neon_deps="arm"
9eeed841 949ssse3_deps="x86"
bd9d34a0 950vis_deps="sparc"
9eeed841 951
b6bb00b0
MR
952# common features
953fft_suggest="fft_mmx"
954fft_mmx_deps="mmx yasm"
40b509b3 955oldscaler_deps="!swscale"
b6bb00b0 956
912f3148 957# decoders / encoders
47a158cb 958aac_decoder_select="fft mdct"
d8d12c15 959ac3_decoder_deps="gpl"
47a158cb
MR
960ac3_decoder_select="fft mdct"
961atrac3_decoder_select="fft mdct"
4f034993 962cavs_decoder_select="golomb"
47a158cb 963cook_decoder_select="fft mdct"
2eef7c62 964cscd_decoder_suggest="zlib"
47a158cb 965dca_decoder_select="fft mdct"
e8ed9b7a 966dnxhd_encoder_select="aandct"
2eef7c62 967dxa_decoder_select="zlib"
406ab5cc 968eac3_decoder_deps="gpl"
47a158cb 969eac3_decoder_select="fft mdct"
e8ed9b7a 970eatgq_decoder_select="aandct"
4f034993
MR
971ffv1_decoder_select="golomb"
972flac_decoder_select="golomb"
973flac_encoder_select="golomb"
2eef7c62
AJ
974flashsv_decoder_select="zlib"
975flashsv_encoder_select="zlib"
e8ed9b7a
DB
976flv_encoder_select="aandct"
977h261_encoder_select="aandct"
978h263_encoder_select="aandct"
979h263p_encoder_select="aandct"
4f034993 980h264_decoder_select="golomb"
369122dd 981h264_vdpau_decoder_deps="vdpau"
47a158cb 982imc_decoder_select="fft mdct"
4f034993
MR
983jpegls_decoder_select="golomb"
984jpegls_encoder_select="golomb"
e8ed9b7a 985ljpeg_encoder_select="aandct"
4f034993 986loco_decoder_select="golomb"
e8ed9b7a
DB
987mjpeg_encoder_select="aandct"
988mpeg1video_encoder_select="aandct"
989mpeg2video_encoder_select="aandct"
990mpeg4_encoder_select="aandct"
68178ca9 991mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
992msmpeg4v1_encoder_select="aandct"
993msmpeg4v2_encoder_select="aandct"
994msmpeg4v3_encoder_select="aandct"
47a158cb
MR
995nellymoser_decoder_select="fft mdct"
996nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
997png_decoder_select="zlib"
998png_encoder_select="zlib"
47a158cb 999qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
1000rv10_encoder_select="aandct"
1001rv20_encoder_select="aandct"
4f034993
MR
1002shorten_decoder_select="golomb"
1003sonic_decoder_select="golomb"
1004sonic_encoder_select="golomb"
1005sonic_ls_encoder_select="golomb"
1006svq3_decoder_select="golomb"
bee2eac5 1007svq3_decoder_suggest="zlib"
2eef7c62
AJ
1008tiff_decoder_suggest="zlib"
1009tiff_encoder_suggest="zlib"
1010tscc_decoder_select="zlib"
47a158cb
MR
1011vorbis_decoder_select="fft mdct"
1012vorbis_encoder_select="fft mdct"
1013wmav1_decoder_select="fft mdct"
1014wmav1_encoder_select="fft mdct"
1015wmav2_decoder_select="fft mdct"
1016wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1017wmv1_encoder_select="aandct"
1018wmv2_encoder_select="aandct"
2eef7c62
AJ
1019zlib_decoder_select="zlib"
1020zlib_encoder_select="zlib"
1021zmbv_decoder_select="zlib"
1022zmbv_encoder_select="zlib"
30fd06be 1023
912f3148 1024# external libraries
f5a756ef
DB
1025libamr_nb_decoder_deps="libamr_nb"
1026libamr_nb_encoder_deps="libamr_nb"
1027libamr_wb_decoder_deps="libamr_wb"
1028libamr_wb_encoder_deps="libamr_wb"
1b71f045 1029libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1030libdirac_encoder_deps="libdirac"
c9171a83 1031libfaac_encoder_deps="libfaac"
69ddbd1d 1032libfaad_decoder_deps="libfaad"
4ec45764 1033libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1034libgsm_decoder_deps="libgsm"
1035libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1036libgsm_ms_decoder_deps="libgsm"
1037libgsm_ms_encoder_deps="libgsm"
1cc60c47 1038libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1039libschroedinger_decoder_deps="libschroedinger"
1040libschroedinger_encoder_deps="libschroedinger"
ae14f311 1041libspeex_decoder_deps="libspeex"
150d2772 1042libtheora_encoder_deps="libtheora"
b0caf888 1043libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1044libx264_encoder_deps="libx264"
1045libxvid_encoder_deps="libxvid"
13566c31 1046mpeg4aac_decoder_deps="libfaad"
272081b0 1047vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1048
912f3148 1049# demuxers / muxers
03a76ba9 1050ac3_demuxer_deps="ac3_parser"
50383e88 1051audio_beos_demuxer_deps="audio_beos"
4ec45764 1052audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1053audio_beos_muxer_deps="audio_beos"
4ec45764 1054audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1055avisynth_demuxer_deps="avisynth"
73483024 1056bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1057dirac_demuxer_deps="dirac_parser"
fe9bb347 1058dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1059libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1060libnut_demuxer_deps="libnut"
1061libnut_muxer_deps="libnut"
2eef7c62
AJ
1062matroska_demuxer_suggest="zlib bzlib"
1063mov_demuxer_suggest="zlib"
4bd8e17c 1064mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1065oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1066oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1067redir_demuxer_deps="network"
8eb793c4 1068rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1069rtsp_demuxer_deps="sdp_demuxer"
1070sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1071v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1072v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1073vfwcap_demuxer_deps="capCreateCaptureWindow"
1074vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1075x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1076x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1077
912f3148 1078# protocols
c08fb000
AB
1079http_protocol_deps="network"
1080rtp_protocol_deps="udp_protocol"
1081tcp_protocol_deps="network"
1082udp_protocol_deps="network"
1083
f7679c54 1084# filters
81124ba0 1085movie_filter_deps="avfilter_lavf"
f7679c54 1086
912f3148 1087# programs
fa859b4d 1088ffplay_deps="sdl"
6ad42348 1089ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1090ffserver_extralibs='$ldl'
1091vhook_extralibs='$ldl'
a2830dca 1092
912f3148 1093
de6d9b64 1094# default parameters
8a608357 1095
2ba042a7 1096logfile="config.err"
8a608357
MR
1097
1098# installation paths
c9d19248
MR
1099prefix_default="/usr/local"
1100bindir_default='${prefix}/bin'
1101incdir_default='${prefix}/include'
1102libdir_default='${prefix}/lib'
1103mandir_default='${prefix}/share/man'
1104shlibdir_default="$libdir_default"
8a608357
MR
1105
1106# toolchain
11e6d03a 1107ar="ar"
13c7df3d 1108cc_default="gcc"
9da6609f 1109host_cc_default="gcc"
11e6d03a 1110ln_s="ln -sf"
89641463 1111nm_default="nm"
11e6d03a 1112objformat="elf"
be7109c1 1113ranlib="ranlib"
0f3cb305 1114strip="strip"
11e6d03a 1115yasmexe="yasm"
8a608357
MR
1116
1117# machine
cc6a90dd 1118arch=`uname -m`
38d0a8aa 1119cpu="generic"
8a608357 1120
8a608357 1121# OS
4f854758 1122target_os=$(tolower $(uname -s))
8a608357 1123
8a608357 1124# configurable options
497237c7 1125enable debug
497237c7
RP
1126enable ffmpeg
1127enable ffplay
1128enable ffserver
1129enable ipv6
497237c7
RP
1130enable mpegaudio_hp
1131enable network
40b509b3 1132enable oldscaler
8400d6b8 1133enable optimizations
497237c7 1134enable protocols
530dc538 1135enable static
87a0fb62 1136enable stripping
8a608357
MR
1137vhook="default"
1138
8a608357 1139# build settings
11a9d3e8 1140add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1141SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1142VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1143FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1144LIBPREF="lib"
1145LIBSUF=".a"
c5f14466
RP
1146FULLNAME='$(NAME)$(BUILDSUF)'
1147LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1148SLIBPREF="lib"
1149SLIBSUF=".so"
c5f14466 1150SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1151SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1152SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1153LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1154
9da6609f
MR
1155host_cflags='-O3 -g -Wall'
1156host_libs='-lm'
1157
a7ada2ba
MR
1158target_path='.'
1159
0d7dca36
DB
1160# gcc stupidly only outputs the basename of targets with -MM, but we need the
1161# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1162DEPEND_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 1163
c597172e
MR
1164# find source path
1165source_path="`dirname \"$0\"`"
497237c7 1166enable source_path_used
c597172e
MR
1167if test -z "$source_path" -o "$source_path" = "." ; then
1168 source_path="`pwd`"
497237c7 1169 disable source_path_used
c597172e
MR
1170else
1171 source_path="`cd \"$source_path\"; pwd`"
1172 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1173 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1174fi
1175
c597172e
MR
1176FFMPEG_CONFIGURATION="$@"
1177
73ef8980
MR
1178find_things(){
1179 thing=$1
1180 pattern=$2
1181 file=$source_path/$3
932ccf39 1182 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1183}
1184
1185ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1186DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1187PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1188BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1189MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1190DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1191OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1192INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1193PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1194FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1195
7483e694
DB
1196enable $ARCH_EXT_LIST \
1197 $DECODER_LIST \
1198 $ENCODER_LIST \
1199 $PARSER_LIST \
1200 $BSF_LIST \
1201 $DEMUXER_LIST \
1202 $MUXER_LIST \
f7679c54 1203 $FILTER_LIST \
7483e694
DB
1204 $PROTOCOL_LIST \
1205 $INDEV_LIST \
1206 $OUTDEV_LIST \
c597172e
MR
1207
1208die_unknown(){
1209 echo "Unknown option \"$1\"."
1210 echo "See $0 --help for available options."
1211 exit 1
1212}
1213
794f8e97 1214show_list() {
bf0c4afa
RP
1215 suffix=_$1
1216 shift
1217 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1218 exit 0
1219}
1220
c597172e 1221for opt do
7483e694
DB
1222 optval="${opt#*=}"
1223 case "$opt" in
7483e694
DB
1224 --extra-cflags=*) add_cflags "$optval"
1225 ;;
1226 --extra-ldflags=*) add_ldflags "$optval"
1227 ;;
1228 --extra-libs=*) add_extralibs "$optval"
1229 ;;
8fb1cb58 1230 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1231 ;;
40bcf4c7
BL
1232 --enable-debug=*) debuglevel="$optval"
1233 ;;
7483e694
DB
1234 --enable-*=*|--disable-*=*)
1235 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1236 case "$thing" in
81124ba0 1237 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1238 *) die_unknown "$opt" ;;
1239 esac
1240 ;;
1241 --enable-?*|--disable-?*)
1242 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1243 if is_in $option $COMPONENT_LIST; then
1244 eval $action \$$(toupper ${option%s})_LIST
1245 elif is_in $option $CMDLINE_SELECT; then
1246 $action $option
1247 else
1248 die_unknown $opt
1249 fi
7483e694
DB
1250 ;;
1251 --list-*)
1252 NAME="${opt#--list-}"
1253 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1254 NAME=${NAME%s}
1255 eval show_list $NAME \$$(toupper $NAME)_LIST
1256 ;;
1257 --help|-h) show_help
1258 ;;
1259 *)
884a36a7 1260 optname="${opt%%=*}"
26759c44
MR
1261 optname="${optname#--}"
1262 optname=$(echo "$optname" | sed 's/-/_/g')
1263 is_in $optname $CMDLINE_SET || die_unknown $opt
1264 eval $optname='$optval'
7483e694
DB
1265 ;;
1266 esac
c597172e
MR
1267done
1268
bcea99bb
MR
1269disabled logging && logfile=/dev/null
1270
1271echo "# $0 $@" > $logfile
1272set >> $logfile
1273
9da6609f
MR
1274test -n "$cross_prefix" && enable cross_compile
1275
adb2b908 1276ar="${cross_prefix}${ar}"
11e6d03a 1277cc_default="${cross_prefix}${cc_default}"
20e0ed95 1278nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1279ranlib="${cross_prefix}${ranlib}"
1280strip="${cross_prefix}${strip}"
1281
89641463 1282set_default cc nm
9da6609f
MR
1283enabled cross_compile || host_cc_default=$cc
1284set_default host_cc
13c7df3d 1285
e4e69e0b 1286# set temporary file name
a49d42c2 1287: ${TMPDIR:=$TEMPDIR}
c51fafa1 1288: ${TMPDIR:=$TMP}
a49d42c2 1289: ${TMPDIR:=/tmp}
e4e69e0b 1290
a49d42c2
MR
1291TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1292TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1293TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1294TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1295TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1296TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1297
e9b9a2f8
MN
1298check_cflags -std=c99
1299
b24dbcbd
RP
1300case "$arch" in
1301 i386|i486|i586|i686|i86pc|BePC)
1302 arch="x86_32"
1303 enable fast_unaligned
1304 ;;
1305 x86_64|amd64)
1306 arch="x86_32"
34b37f86
DM
1307 enable cmov
1308 enable fast_cmov
b24dbcbd
RP
1309 enable fast_unaligned
1310 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1311 int test[sizeof(char*) - 7];
1312EOF
1313 ;;
b24dbcbd 1314 arm|armv[4567]*l)
a2fc0f6a 1315 arch="arm"
b24dbcbd
RP
1316 ;;
1317 alpha)
1318 arch="alpha"
1319 enable fast_64bit
1320 ;;
1321 "Power Macintosh"|ppc|powerpc)
79cb09b2 1322 arch="ppc"
aa8bc0f1 1323 enable fast_unaligned
b24dbcbd
RP
1324 ;;
1325 ppc64)
79cb09b2 1326 arch="ppc"
b24dbcbd 1327 enable fast_64bit
aa8bc0f1 1328 enable fast_unaligned
b24dbcbd 1329 ;;
de3a1240 1330 mips|mipsel|IP*)
b24dbcbd
RP
1331 arch="mips"
1332 ;;
de3a1240
DB
1333 mips64)
1334 arch="mips"
1335 enable fast_64bit
1336 ;;
b24dbcbd
RP
1337 sun4u|sparc64)
1338 arch="sparc64"
1339 enable fast_64bit
1340 ;;
1341 sparc)
1342 arch="sparc"
1343 ;;
61597a98 1344 sh4|sh)
b24dbcbd
RP
1345 arch="sh4"
1346 ;;
61597a98 1347 parisc|hppa)
b24dbcbd
RP
1348 arch="parisc"
1349 ;;
61597a98 1350 parisc64|hppa64)
b24dbcbd
RP
1351 arch="parisc"
1352 enable fast_64bit
1353 ;;
1354 s390|s390x)
1355 arch="s390"
1356 ;;
1357 m68k)
1358 arch="m68k"
1359 ;;
1360 ia64)
1361 arch="ia64"
1362 enable fast_64bit
1363 ;;
1364 bfin)
1365 arch="bfin"
1366 ;;
1367 *)
1368 arch="unknown"
1369 ;;
1370esac
1371
1372enable $arch
1373enabled_any x86_32 x86_64 && enable x86
1374enabled sparc64 && enable sparc
1375
7483e694 1376# OS specific
4f854758 1377case $target_os in
7483e694 1378 beos|haiku|zeta)
c9d19248 1379 prefix_default="$HOME/config"
7483e694
DB
1380 # helps building libavcodec
1381 add_cflags "-DPIC -fomit-frame-pointer"
1382 # 3 gcc releases known for BeOS, each with ugly bugs
1383 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1384 case "$gcc_version" in
1385 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1386 disable mmx
1387 ;;
1388 *20010315*) echo "BeBits gcc"
1389 add_cflags "-fno-expensive-optimizations"
1390 ;;
1391 esac
7483e694
DB
1392 SHFLAGS=-nostart
1393 # enable BeOS things
1394 enable audio_beos
1395 # no need for libm, but the inet stuff
1396 # Check for BONE
1397 # XXX: actually should check for NOT net_server
78fe7631 1398 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1399 network_extralibs="-lbind -lsocket"
1400 else
1401 enable beos_netserver
1402 network_extralibs="-lnet"
1403 fi ;;
1404 sunos)
1405 FFSERVERLDFLAGS=""
9987769a 1406 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1407 network_extralibs="-lsocket -lnsl"
e193c74e 1408 add_cflags -D__EXTENSIONS__
7483e694
DB
1409 ;;
1410 netbsd)
1411 oss_demuxer_extralibs="-lossaudio"
1412 oss_muxer_extralibs="-lossaudio"
1413 ;;
1414 openbsd)
1415 disable need_memalign
1416 LIBOBJFLAGS='$(PIC)'
7483e694 1417 SHFLAGS='-shared'
7483e694
DB
1418 oss_demuxer_extralibs="-lossaudio"
1419 oss_muxer_extralibs="-lossaudio"
1420 ;;
1421 freebsd)
1422 disable need_memalign
1423 ;;
1424 bsd/os)
1425 osextralibs="-lpoll -lgnugetopt"
1426 strip="strip -d"
1427 ;;
1428 darwin)
1429 disable need_memalign
0138c54e 1430 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1431 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1432 strip="strip -x"
1433 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1434 SLIBSUF=".dylib"
1435 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1436 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1437 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1438 objformat="macho"
1b0f6fb8 1439 enabled x86_64 && objformat="macho64"
7483e694
DB
1440 ;;
1441 mingw32*)
4f854758 1442 target_os=mingw32
dcc01c06
RP
1443 LIBTARGET=i386
1444 if test $arch = x86_64; then
1445 disable need_memalign
1446 LIBTARGET=x64
1447 fi
fbd971a4 1448 shlibdir_default="$bindir_default"
7483e694
DB
1449 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1450 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1451 if enabled swscale; then
7483e694
DB
1452 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1453 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1454 fi
1455 disable ffserver
1456 SLIBPREF=""
1457 SLIBSUF=".dll"
1458 EXESUF=".exe"
1459 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1460 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1461 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1462 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1463 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1464 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1465 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1466 objformat="win32"
bc574408 1467 enable dos_paths
a85de417
SS
1468 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1469 die "ERROR: MinGW runtime version must be >= 3.15."
1470 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1471 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1472 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1473 ;;
1474 cygwin*)
4f854758 1475 target_os=cygwin
fbd971a4 1476 shlibdir_default="$bindir_default"
7483e694
DB
1477 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1478 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1479 if enabled swscale; then
7483e694
DB
1480 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1481 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1482 fi
1483 EXESUF=".exe"
1484 SLIBPREF="cyg"
1485 SLIBSUF=".dll"
1486 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1487 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1488 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1489 objformat="win32"
bc574408 1490 enable dos_paths
7483e694 1491 ;;
4f365f37 1492 *-dos|freedos|opendos)
4f365f37
MK
1493 disable ffplay ffserver vhook
1494 disable $INDEV_LIST $OUTDEV_LIST
1495 network_extralibs="-lsocket"
1496 EXESUF=".exe"
304d586d 1497 objformat="win32"
bc574408 1498 enable dos_paths
4f365f37 1499 ;;
7483e694 1500 linux)
7483e694
DB
1501 enable dv1394
1502 ;;
1503 irix*)
4f854758 1504 target_os=irix
7483e694
DB
1505 ranlib="echo ignoring ranlib"
1506 ;;
d22e8442 1507 os/2*)
d22e8442
DY
1508 strip="lxlite"
1509 ln_s="cp -f"
d22e8442
DY
1510 EXESUF=".exe"
1511 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1512 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1513 FFSERVERLDFLAGS=""
287d3b13 1514 LIBSUF="_s.a"
d22e8442
DY
1515 SLIBPREF=""
1516 SLIBSUF=".dll"
1517 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1518 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1519 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1520 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1521 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1522 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1523 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1524 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1525 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1526 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1527 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1528 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1529 disable vhook
bc574408 1530 enable dos_paths
d22e8442 1531 ;;
269820f1
PR
1532 interix)
1533 disable vhook
1534 ;;
d22e8442 1535
7483e694 1536 *)
4f854758 1537 target_os="${target_os}-UNKNOWN"
7483e694
DB
1538 ;;
1539esac
1540
c9d19248
MR
1541set_default $PATHS_LIST
1542
c597172e 1543add_extralibs $osextralibs
de6d9b64 1544
28d8e661
DB
1545# Combine FFLDFLAGS and the LDFLAGS environment variable.
1546LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1547
320d060a 1548# we need to build at least one lib type
93b3c083 1549if ! enabled_any static shared; then
320d060a
DB
1550 cat <<EOF
1551At least one library type must be built.
1552Specify --enable-static to build the static libraries or --enable-shared to
1553build the shared libraries as well. To only build the shared libraries specify
1554--disable-static in addition to --enable-shared.
1555EOF
1556 exit 1;
1557fi
1558
abc4e572 1559disabled static && LIBNAME=""
2a320695 1560
a2234ceb
RP
1561if enabled_any libfaad libfaadbin ; then
1562 if check_header faad.h; then
295b8c70 1563 check_cc <<EOF
a2234ceb
RP
1564#include <faad.h>
1565#ifndef FAAD2_VERSION
1566ok faad1
1567#endif
db817cf3 1568int main(void) { return 0; }
a2234ceb
RP
1569EOF
1570 test $? = 0 && enable libfaad2
1571 else
ff3dac65 1572 die "FAAD test failed."
a2234ceb
RP
1573 fi
1574fi
1575
1576
93b3c083 1577if ! enabled gpl; then
54118497
RP
1578 die_gpl_disabled(){
1579 name=$1
1580 shift
1581 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1582 }
4a24ab64 1583 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1584 die_gpl_disabled "libx264" libx264
1585 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1586 die_gpl_disabled "FAAD2" libfaad2
1587 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1588 die_gpl_disabled "The software scaler" swscale
ebb810d9 1589fi
b2e3c528 1590
3fe142e2
DB
1591if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1592 die "libamr is nonfree and --enable-nonfree is not specified."
1593fi
1594
9eeed841 1595check_deps $ARCH_EXT_LIST
0f3cb305 1596
5d323602
MR
1597test -z "$need_memalign" && need_memalign="$mmx"
1598
cf9d24ad 1599#Darwin CC versions
4f854758 1600if test $target_os = darwin; then
3dddba4b 1601 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1602 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1603 else
8541cc27 1604 add_cflags "-pipe"
26c1b3be
DB
1605 check_cflags "-force_cpusubtype_ALL"
1606 check_cflags "-Wno-sign-compare"
f946a9a4 1607 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1608 fi
2a1a6b64
MN
1609fi
1610
40617a6d 1611disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1612
a4adb608 1613# Add processor-specific flags
38d0a8aa 1614if test $cpu != "generic"; then
bc8ec47b
MR
1615 warn_altivec(){
1616 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1617 }
38d0a8aa 1618 case $cpu in
bb270c08 1619 601|ppc601|PowerPC601)
1c5d830c 1620 add_cflags "-mcpu=601"
bc8ec47b 1621 warn_altivec enabled PPC601
bb270c08
DB
1622 ;;
1623 603*|ppc603*|PowerPC603*)
1c5d830c 1624 add_cflags "-mcpu=603"
bc8ec47b 1625 warn_altivec enabled PPC603
bb270c08
DB
1626 ;;
1627 604*|ppc604*|PowerPC604*)
1c5d830c 1628 add_cflags "-mcpu=604"
bc8ec47b 1629 warn_altivec enabled PPC604
bb270c08
DB
1630 ;;
1631 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1632 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1633 warn_altivec enabled PPC75x
bb270c08
DB
1634 ;;
1635 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1636 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1637 warn_altivec disabled PPC745x
bb270c08
DB
1638 ;;
1639 74*|ppc74*|PowerPC74*)
1c5d830c 1640 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1641 warn_altivec disabled PPC74xx
bb270c08
DB
1642 ;;
1643 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1644 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1645 warn_altivec disabled PPC970
9cafbd6c 1646 enable ppc64
bb270c08 1647 ;;
e07e357d
LB
1648 Cell|CELL|cell)
1649 add_cflags "-mcpu=cell"
1650 warn_altivec disabled Cell
9cafbd6c 1651 enable ppc64
e07e357d 1652 ;;
e7768fc5
GP
1653 # targets that do NOT support conditional mov (cmov)
1654 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1655 add_cflags "-march=$cpu"
497237c7 1656 disable cmov
e7768fc5
GP
1657 ;;
1658 # targets that do support conditional mov (cmov)
416519dd 1659 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1660 add_cflags "-march=$cpu"
497237c7
RP
1661 enable cmov
1662 enable fast_cmov
94e4c3a3
GP
1663 ;;
1664 # targets that do support conditional mov but on which it's slow
800a5a19 1665 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1666 add_cflags "-march=$cpu"
497237c7
RP
1667 enable cmov
1668 disable fast_cmov
bb270c08 1669 ;;
d7b34d08 1670 sparc64)
1c5d830c 1671 add_cflags "-mcpu=v9"
d7b34d08 1672 ;;
f2e49553
MR
1673 arm11*|cortex*)
1674 add_cflags "-mcpu=$cpu"
1675 enable fast_unaligned
1676 ;;
0223bd6f
MR
1677 armv*)
1678 add_cflags "-march=$cpu"
1679 ;;
f2e49553 1680 arm*)
6b19786b
MR
1681 add_cflags "-mcpu=$cpu"
1682 ;;
bb270c08 1683 *)
7483e694 1684 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1685 ;;
a4adb608
MN
1686 esac
1687fi
1688
be0d52ab 1689# make sure we can execute files in $TMPDIR
2270b4b2 1690cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1691#! /bin/sh
1692EOF
2270b4b2
DB
1693chmod +x $TMPSH >> $logfile 2>&1
1694if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1695 cat <<EOF
a49d42c2
MR
1696Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1697variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1698EOF
1699 die "Sanity test failed."
1700fi
edd08265 1701rm $TMPSH
be0d52ab 1702
1a268acc
MR
1703# compiler sanity check
1704check_exec <<EOF
c23a0ac8 1705int main(void){ return 0; }
1a268acc
MR
1706EOF
1707if test "$?" != 0; then
1708 echo "$cc is unable to create an executable file."
93b3c083 1709 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1710 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1711 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1712 fi
1713 die "C compiler test failed."
1714fi
1715
b4d96ba2
MR
1716check_cc <<EOF || die "Symbol mangling check failed."
1717int ff_extern;
1718EOF
2f05d9c1 1719sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1720extern_prefix=${sym%%ff_extern*}
1721
61d251db
MR
1722check_asm inline_asm '""'
1723
9eeed841 1724if enabled x86; then
44965991
PI
1725 # check whether EBP is available on x86
1726 # As 'i' is stored on the stack, this program will crash
1727 # if the base pointer is used to access it because the
1728 # base pointer is cleared in the inline assembly code.
7dfef245 1729 check_exec_crash <<EOF && enable ebp_available
44965991 1730 volatile int i=0;
be449fca 1731 __asm__ volatile (
44965991
PI
1732 "xorl %%ebp, %%ebp"
1733 ::: "%ebp");
1734 return i;
44965991
PI
1735EOF
1736
1737 # check wether EBX is available on x86
940f335a 1738 check_asm ebx_available '"":::"%ebx"'
8e380710 1739
d7f0920b 1740 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1741 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1742 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1743
1744 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1745
1746 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1747 enabled x86_64 && append YASMFLAGS "-m amd64"
1748 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1749 case "$objformat" in
1750 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1751 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1752 *) append YASMFLAGS "-DPREFIX" ;;
1753 esac
1754 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1755fi
1756
87ea51e0
LB
1757# check for assembler specific support
1758
79cb09b2 1759if test $arch = "ppc"; then
5eb39de9 1760 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1761fi
1762
57bd82d4
MR
1763# check for SIMD availability
1764
115329f1 1765# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1766if enabled altivec; then
3ed1a2ee
DB
1767 check_cflags -maltivec -mabi=altivec &&
1768 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1769 check_cflags -faltivec
b6e52719 1770
0182fee8 1771 # check if our compiler supports Motorola AltiVec C API
497237c7 1772 check_cc <<EOF || disable altivec
dcd479c0 1773$inc_altivec_h
a9a07762
MN
1774int main(void) {
1775 vector signed int v1, v2, v3;
1776 v1 = vec_add(v2,v3);
1777 return 0;
1778}
1779EOF
b006b26c
DB
1780
1781 # check if our compiler supports braces for vector declarations
80a61f08 1782 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1783$inc_altivec_h
80a61f08 1784int main (void) { (vector int) {1}; return 0; }
b006b26c 1785EOF
a9a07762 1786fi
ab6c65f6 1787
b4e806b2 1788# We have to check if pld is a nop and disable it.
a2fc0f6a 1789enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1790enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1791enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1792enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1793enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1794enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1795enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1796enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1797enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1798
8b03def6
DB
1799enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1800
57bd82d4
MR
1801# ---
1802# big/little-endian test
9eebe687
MR
1803check_cc <<EOF || die "endian test failed"
1804unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1805EOF
d04d9e16 1806od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1807
a3999908 1808# ---
3d204385
NK
1809# check availability of some header files
1810
a98bb16d
RP
1811if check_func dlopen; then
1812 ldl=
1813elif check_func dlopen -ldl; then
1814 ldl=-ldl
8bf5d58f
MN
1815fi
1816
7483e694
DB
1817check_func fork
1818check_func gethrtime
1819check_func getrusage
094c09bb 1820check_func inet_aton $network_extralibs
7483e694
DB
1821check_func memalign
1822check_func mkstemp
1f91cdce 1823check_func posix_memalign
2446d3d6 1824check_func_headers windows.h GetProcessTimes
6ffa87d3 1825
e16e49ac 1826check_header conio.h
a98bb16d
RP
1827check_header dlfcn.h
1828check_header malloc.h
bf6ce82d 1829check_header poll.h
b58412f1 1830check_header sys/mman.h
b091aa44 1831check_header sys/resource.h
bf6ce82d 1832check_header sys/select.h
a98bb16d 1833check_header termios.h
272081b0
CEH
1834check_header vdpau/vdpau.h
1835check_header vdpau/vdpau_x11.h
68178ca9 1836check_header X11/extensions/XvMClib.h
a98bb16d 1837
1f91cdce
RP
1838if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1839 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1840fi
e16e49ac 1841
a4fa192c 1842disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1843disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1844
1845# check for some common methods of building with pthread support
1846# do this before the optional library checks as some of them require pthreads
1847if enabled pthreads; then
9e7fd101
MR
1848 if check_func pthread_create; then
1849 :
1850 elif check_func pthread_create -pthread; then
1851 add_cflags -pthread
afc9aee2 1852 add_extralibs -pthread
9e7fd101
MR
1853 elif check_func pthread_create -pthreads; then
1854 add_cflags -pthreads
afc9aee2 1855 add_extralibs -pthreads
8d94f606
GT
1856 elif check_func pthread_create -lpthreadGC2; then
1857 add_extralibs -lpthreadGC2
9e7fd101
MR
1858 elif ! check_lib pthread.h pthread_create -lpthread; then
1859 die "ERROR: can't find pthreads library"
1860 fi
57bd82d4
MR
1861fi
1862
8eee7025 1863for thread in $THREADS_LIST; do
e5f94c2b 1864 if enabled $thread; then
3ae3b721
RP
1865 test -n "$thread_type" &&
1866 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1867 thread_type="$thread"
e5f94c2b
RP
1868 fi
1869done
1870
fdf88598
MR
1871check_lib math.h sin -lm
1872
a33cab3a
MK
1873# test for C99 functions in math.h
1874for func in llrint lrint lrintf round roundf; do
1875 check_exec <<EOF && enable $func || disable $func
f32adb22 1876#include <math.h>
a33cab3a 1877int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1878EOF
a33cab3a 1879done
f32adb22 1880
57bd82d4 1881# these are off by default, so fail if requested and not available
79fda097 1882enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1883enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1884enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1885enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1886 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1887 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1888enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1889enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1890enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1891enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1892enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1893enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1894 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1895enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1896enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1897enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1898enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1899 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1900 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1901enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1902enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1903
0b4a1821
AS
1904# libdc1394 check
1905if enabled libdc1394; then
1906 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1907 enable libdc1394_2; } ||
1908 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1909 enable libdc1394_1; } ||
1910 die "ERROR: No version of libdc1394 found "
1911fi
1912
1913
c13e1abd
FH
1914_restrict=
1915for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1916 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1917void foo(char * $restrict_keyword p);
1918EOF
c13e1abd
FH
1919done
1920
703afd07 1921test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1922
4f854758 1923if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1924 disable vhook
fbb9d104 1925 echo
b0268cc0 1926 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1927 echo "Patches welcome."
1928 echo
1929fi
1930
8d923001
MR
1931if enabled vhook; then
1932 check_ldflags -rdynamic
1933 check_ldflags -export-dynamic
1934fi
bfd2edeb 1935
eea50282
MR
1936check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1937check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1938
a86b921c 1939##########################################
29799f8b 1940# SDL check
a86b921c 1941
497237c7
RP
1942disable sdl_too_old
1943disable sdl
6a1a892f 1944SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1945if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1946 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1947 temp_cflags $sdl_cflags
dcd479c0 1948 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1949 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1950 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1951 if test "$_sdlversion" -lt 121 ; then
497237c7 1952 enable sdl_too_old
dcd479c0 1953 else
497237c7 1954 enable sdl
225e21ef 1955 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1956#include <SDL.h>
d6773f56 1957int main(int argc, char **argv){
29f3b38a
MR
1958 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1959 int w = vi->current_w;
1960 return 0;
1961}
1962EOF
dcd479c0
MR
1963 fi
1964 fi
29f3b38a 1965 restore_flags
c3f6b472 1966fi
57bd82d4 1967
2270b4b2 1968texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1969
7a91333f 1970##########################################
73b46a95
RP
1971# Network check
1972
1973if enabled network; then
96000432 1974 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1975 # Prefer arpa/inet.h over winsock2
1976 if check_header arpa/inet.h ; then
1977 check_func closesocket
1978 elif check_header winsock2.h ; then
ea10ddde 1979 network_extralibs="-lws2_32"
72be9e73 1980 check_type ws2tcpip.h socklen_t
2446d3d6 1981 check_func_headers winsock2.h closesocket
73b46a95
RP
1982 fi
1983fi
1984
1985##########################################
29799f8b 1986# IPv6 check
7a91333f 1987
497237c7 1988enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1989#include <sys/types.h>
1990#include <sys/socket.h>
1991#include <netinet/in.h>
1992#include <netdb.h>
db817cf3 1993int main(void) {
7483e694
DB
1994 struct sockaddr_storage saddr;
1995 struct ipv6_mreq mreq6;
1996 getaddrinfo(0,0,0,0);
1997 getnameinfo(0,0,0,0,0,0,0);
1998 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1999}
2000EOF
2001
06e31011
RP
2002check_header linux/videodev.h
2003check_header linux/videodev2.h
1b6e8b73 2004check_header sys/videoio.h
47f38850 2005
2446d3d6 2006check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2007
f8aa696f 2008# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2009{ check_header dev/bktr/ioctl_meteor.h &&
2010 check_header dev/bktr/ioctl_bt848.h; } ||
2011{ check_header machine/ioctl_meteor.h &&
2012 check_header machine/ioctl_bt848.h; } ||
2013{ check_header dev/video/meteor/ioctl_meteor.h &&
2014 check_header dev/video/bktr/ioctl_bt848.h; } ||
2015check_header dev/ic/bt8xx.h
f8aa696f 2016
c7682de0
RP
2017check_header sys/soundcard.h
2018check_header soundcard.h
deb29777 2019
7483e694 2020# deal with the X11 frame grabber
56a059ac 2021enabled x11grab &&
f58f4ce1
GP
2022check_header X11/Xlib.h &&
2023check_header X11/extensions/XShm.h &&
2024check_func XOpenDisplay -lX11 &&
06eab4ba 2025check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2026
40bcf4c7 2027enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2028
2029# add some useful compiler flags if supported
2030check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2031check_cflags -Wall
2032check_cflags -Wno-switch
c07bd6a9
MN
2033check_cflags -Wdisabled-optimization
2034check_cflags -Wpointer-arith
2035check_cflags -Wredundant-decls
cc1fb623 2036check_cflags -Wno-pointer-sign
f4929996 2037check_cflags -Wcast-qual
9aceb3cf 2038check_cflags -Wwrite-strings
652a5bf6 2039check_cflags -Wtype-limits
5af4e0cc 2040enabled extra_warnings && check_cflags -Winline
cf9d24ad 2041
57bd82d4 2042# add some linker flags
5c0e9479 2043check_ldflags -Wl,--warn-common
8351d2ba
DB
2044check_ldflags -Wl,--as-needed
2045check_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 2046check_ldflags -Wl,-Bsymbolic
94a3401e 2047
bd2216e4
MR
2048if enabled small; then
2049 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2050 optimizations="small"
2051elif enabled optimizations; then
3dddba4b 2052 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
2053 add_cflags "-O5"
2054 add_ldflags "-O5"
cf9d24ad 2055 else
30a3e5d4 2056 add_cflags "-O3"
cf9d24ad 2057 fi
cddf3f45 2058fi
11fdbc44 2059check_cflags -fno-math-errno
b2eb2ff0 2060check_cflags -fno-signed-zeros
cddf3f45 2061
504a64b9 2062# add some flags for Intel C Compiler
0c45cd07 2063if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2064 # Just warnings, no remarks
2065 check_cflags -w1
2066 # -wd: Disable following warnings
2067 # 144, 167, 556: -Wno-pointer-sign
2068 # 10006: ignoring unknown option -fno-signed-zeros
2069 # 10156: ignoring option '-W'; no argument required
2070 check_cflags -wd144,167,556,10006,10156
2071 # 11030: Warning unknown option --as-needed
2072 # 10156: ignoring option '-export'; no argument required
2073 check_ldflags -wd10156,11030
907eb3b5
CEH
2074 # Allow to compile with optimizations
2075 check_ldflags -march=$cpu
504a64b9
CEH
2076fi
2077
80581e98 2078# PIC flags for shared library objects where they are needed
5af4e0cc 2079if enabled shared; then
569cb218
MR
2080 # LIBOBJFLAGS may have already been set in the OS configuration
2081 if test -z "$LIBOBJFLAGS" ; then
2082 case "$arch" in
b6bd7268 2083 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2084 esac
2085 fi
80581e98
MN
2086fi
2087
90be59ef 2088if enabled gprof; then
30a3e5d4
NP
2089 add_cflags "-p"
2090 add_ldflags "-p"
1db54e20
DB
2091fi
2092
3b26ee47 2093VHOOKCFLAGS="-fPIC"
18451f7d 2094
7f3c02fc 2095# Find out if the .align argument is a power of two or not.
9377b6ce 2096check_asm asmalign_pot '".align 3"'
4454dc1b 2097
7483e694
DB
2098enabled_any $DECODER_LIST && enable decoders
2099enabled_any $ENCODER_LIST && enable encoders
2100enabled_any $BSF_LIST && enable bsfs
2101enabled_any $DEMUXER_LIST && enable demuxers
2102enabled_any $MUXER_LIST && enable muxers
f7679c54 2103enabled_any $FILTER_LIST && enable filters
7483e694
DB
2104enabled_any $INDEV_LIST && enable demuxers
2105enabled_any $OUTDEV_LIST && enable muxers
2106enabled_any $PROTOCOL_LIST && enable protocols
2107
2108enabled_any $THREADS_LIST && enable threads
2109
2110check_deps $CONFIG_LIST \
b6bb00b0 2111 $CONFIG_EXTRA \
7483e694
DB
2112 $HAVE_LIST \
2113 $DECODER_LIST \
2114 $ENCODER_LIST \
2115 $PARSER_LIST \
2116 $BSF_LIST \
2117 $DEMUXER_LIST \
2118 $MUXER_LIST \
f7679c54 2119 $FILTER_LIST \
7483e694
DB
2120 $INDEV_LIST \
2121 $OUTDEV_LIST \
2122 $PROTOCOL_LIST \
f70f03f6 2123
3e89171a 2124echo "install prefix $prefix"
f36958f8
DB
2125echo "source path $source_path"
2126echo "C compiler $cc"
bfd5afd8 2127echo ".align is power-of-two $asmalign_pot"
f36958f8 2128echo "ARCH $arch ($cpu)"
ce8871c2
MR
2129if test "$build_suffix" != ""; then
2130 echo "build suffix $build_suffix"
eb94aca9 2131fi
ac63af34
DB
2132if test "$extra_version" != ""; then
2133 echo "version string suffix $extra_version"
2134fi
0db2ce77 2135echo "big-endian ${bigendian-no}"
419b8784 2136if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2137 echo "yasm ${yasm-no}"
0db2ce77
MR
2138 echo "MMX enabled ${mmx-no}"
2139 echo "CMOV enabled ${cmov-no}"
2140 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2141 echo "EBX available ${ebx_available-no}"
2142 echo "EBP available ${ebp_available-no}"
e41e8342 2143fi
a2fc0f6a 2144if test $arch = "arm"; then
0db2ce77
MR
2145 echo "ARMv5TE enabled ${armv5te-no}"
2146 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2147 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2148 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2149 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2150 echo "NEON enabled ${neon-no}"
eba9ae3c 2151fi
e241ba14 2152if test $arch = "mips"; then
0db2ce77 2153 echo "MMI enabled ${mmi-no}"
e41e8342 2154fi
79cb09b2 2155if test $arch = "ppc"; then
0db2ce77
MR
2156 echo "AltiVec enabled ${altivec-no}"
2157 echo "dcbzl available ${dcbzl-no}"
e41e8342 2158fi
0db2ce77
MR
2159echo "gprof enabled ${gprof-no}"
2160echo "debug symbols ${debug-no}"
87a0fb62 2161echo "strip symbols ${stripping-no}"
8400d6b8 2162echo "optimizations ${optimizations-no}"
0db2ce77
MR
2163echo "static ${static-no}"
2164echo "shared ${shared-no}"
4a24ab64 2165echo "postprocessing support ${postproc-no}"
13ca50f3 2166echo "software scaler enabled ${swscale-no}"
f7679c54 2167echo "new filter support ${avfilter-no}"
81124ba0 2168echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2169echo "video hooking ${vhook-no}"
90be59ef 2170if enabled vhook; then
0db2ce77
MR
2171 echo "Imlib2 support ${imlib2-no}"
2172 echo "FreeType support ${freetype2-no}"
68892110 2173fi
0db2ce77 2174echo "network support ${network-no}"
90be59ef 2175if enabled network; then
0db2ce77 2176 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2177fi
0db2ce77
MR
2178echo "threading support ${thread_type-no}"
2179echo "SDL support ${sdl-no}"
90be59ef 2180if enabled sdl_too_old; then
bfd5afd8
DB
2181 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2182fi
0db2ce77
MR
2183echo "Sun medialib support ${mlib-no}"
2184echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2185echo "libamr-nb support ${libamr_nb-no}"
2186echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2187echo "libdc1394 support ${libdc1394-no}"
690bfceb 2188echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2189echo "libfaac enabled ${libfaac-no}"
2190echo "libfaad enabled ${libfaad-no}"
7e0871a7 2191echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2192echo "libgsm enabled ${libgsm-no}"
2193echo "libmp3lame enabled ${libmp3lame-no}"
2194echo "libnut enabled ${libnut-no}"
f7cd9eed 2195echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2196echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2197echo "libtheora enabled ${libtheora-no}"
2198echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2199echo "libx264 enabled ${libx264-no}"
2200echo "libxvid enabled ${libxvid-no}"
272081b0 2201echo "vdpau enabled ${vdpau-no}"
0db2ce77 2202echo "zlib enabled ${zlib-no}"
f402916e 2203echo "bzlib enabled ${bzlib-no}"
2c62e737 2204echo
de6d9b64 2205
f7679c54 2206for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2207 echo "Enabled ${type}s:"
f65c9da1 2208 eval list=\$$(toupper $type)_LIST
8138b9db 2209 for part in $list; do
f65c9da1
MR
2210 enabled $part && echo ${part%_*}
2211 done | sort | pr -3 -t
2212 echo
8138b9db
RP
2213done
2214
ba321adb
JK
2215license="LGPL"
2216if enabled nonfree; then
2217 license="unredistributable"
2218elif enabled gpl; then
2219 license="GPL"
2220fi
2221
2222echo "License: $license"
ca5323af 2223
cf1392e9
DB
2224echo "Creating config.mak and config.h..."
2225
29799f8b
DB
2226echo "# Automatically generated by configure - do not modify!" > config.mak
2227echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2228echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2229echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2230echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2231
d921f03f 2232echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2233echo "prefix=$prefix" >> config.mak
22a324da
DB
2234echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2235echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2236echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2237echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2238echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2239echo "CC=$cc" >> config.mak
304d586d 2240echo "YASM=$yasmexe" >> config.mak
980fc7b8 2241echo "AR=$ar" >> config.mak
be7109c1 2242echo "RANLIB=$ranlib" >> config.mak
20369773 2243echo "LN_S=$ln_s" >> config.mak
87a0fb62 2244enabled stripping &&
3ae3b721 2245 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2246 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2247
a9b3f630 2248echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2249echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2250echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2251echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2252echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2253echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2254echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2255echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2256echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2257echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2258echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2259echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2260echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2261echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2262echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2263echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2264echo "SLIBSUF=$SLIBSUF" >> config.mak
2265echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2266echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2267echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2268echo "HOSTCC=$host_cc" >> config.mak
2269echo "HOSTCFLAGS=$host_cflags" >> config.mak
2270echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2271echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2272echo "TARGET_EXEC=$target_exec" >> config.mak
2273echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2274
90be59ef 2275if enabled bigendian; then
7483e694
DB
2276 echo "WORDS_BIGENDIAN=yes" >> config.mak
2277 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2278fi
44161118 2279
90be59ef 2280if enabled sdl; then
7483e694
DB
2281 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2282 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2283fi
90be59ef 2284if enabled texi2html; then
7483e694 2285 echo "BUILD_DOC=yes" >> config.mak
146ea952 2286fi
5a872801 2287
719c8e00
MR
2288get_version(){
2289 name=$1
2290 file=$source_path/$2
147e7692
MR
2291 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2292 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2293 lcname=$(tolower $name)
2294 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2295 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2296}
2297
147e7692
MR
2298get_version LIBSWSCALE libswscale/swscale.h
2299get_version LIBPOSTPROC libpostproc/postprocess.h
2300get_version LIBAVCODEC libavcodec/avcodec.h
2301get_version LIBAVDEVICE libavdevice/avdevice.h
2302get_version LIBAVFORMAT libavformat/avformat.h
2303get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2304get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2305
5af4e0cc 2306if enabled shared; then
7483e694
DB
2307 echo "BUILD_SHARED=yes" >> config.mak
2308 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2309 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2310 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2311 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2312 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2313 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2314 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2315 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2316 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2317fi
d7e27559 2318echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2319echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2320
3d907e22
MR
2321print_config ARCH_ $TMPH config.mak $ARCH_LIST
2322print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2323print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2324 $CONFIG_EXTRA \
7483e694
DB
2325 $DECODER_LIST \
2326 $ENCODER_LIST \
2327 $PARSER_LIST \
2328 $BSF_LIST \
2329 $DEMUXER_LIST \
2330 $MUXER_LIST \
f7679c54 2331 $FILTER_LIST \
7483e694
DB
2332 $PROTOCOL_LIST \
2333 $INDEV_LIST \
2334 $OUTDEV_LIST \
8ac17293 2335
c13e1abd
FH
2336echo "#define restrict $_restrict" >> $TMPH
2337
bd2216e4 2338if enabled small; then
7483e694 2339 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2340fi
2341
997baf01
MR
2342echo "SRC_PATH=\"$source_path\"" >> config.mak
2343echo "SRC_PATH_BARE=$source_path" >> config.mak
2344echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2345
8156056e 2346# Apparently it's not possible to portably echo a backslash.
3ae3b721 2347enabled asmalign_pot &&
7483e694 2348 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2349 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2350
b4d96ba2 2351echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2352
9c05103f
DB
2353echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2354
b7860763 2355# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2356cmp -s $TMPH config.h &&
2357 echo "config.h is unchanged" ||
2358 mv -f $TMPH config.h
3d204385 2359
cea0ac52 2360rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2361
165af439 2362# build tree in object directory if source path is different from current one
90be59ef 2363if enabled source_path_used; then
165af439 2364 DIRS="\
7483e694
DB
2365 doc \
2366 libavcodec \
2367 libavcodec/alpha \
a2fc0f6a 2368 libavcodec/arm \
7483e694 2369 libavcodec/bfin \
7483e694
DB
2370 libavcodec/mlib \
2371 libavcodec/ppc \
2372 libavcodec/sh4 \
2373 libavcodec/sparc \
a6493a8f 2374 libavcodec/x86 \
52a9cf34 2375 libavdevice \
f7679c54 2376 libavfilter \
7483e694
DB
2377 libavformat \
2378 libavutil \
2379 libpostproc \
2380 libswscale \
2381 tests \
2382 tools \
2383 vhook \
2384 "
165af439 2385 FILES="\
7483e694
DB
2386 Makefile \
2387 common.mak \
71c61f62 2388 subdir.mak \
7483e694
DB
2389 doc/texi2pod.pl \
2390 libavcodec/Makefile \
52a9cf34 2391 libavdevice/Makefile \
f7679c54 2392 libavfilter/Makefile \
7483e694
DB
2393 libavformat/Makefile \
2394 libavutil/Makefile \
2395 libpostproc/Makefile \
2396 libswscale/Makefile \
2397 "
165af439 2398 for dir in $DIRS ; do
7483e694 2399 mkdir -p $dir
165af439
MR
2400 done
2401 for f in $FILES ; do
20369773 2402 $ln_s "$source_path/$f" $f
165af439
MR
2403 done
2404fi
def4272a 2405
def4272a 2406
d0674868 2407# build pkg-config files
def4272a 2408
d0674868
DB
2409pkgconfig_generate(){
2410name=$1
b0dfd108 2411shortname=${name#lib}${build_suffix}
d0674868
DB
2412comment=$2
2413version=$3
2414libs=$4
2415requires=$5
25cd5cb3 2416cat <<EOF > $name/$name.pc
3e89171a 2417prefix=$prefix
a94e666c 2418exec_prefix=\${prefix}
f2b7382c 2419libdir=$libdir
7622778e 2420includedir=$incdir
def4272a 2421
d0674868
DB
2422Name: $name
2423Description: $comment
2424Version: $version
5dcfe9f8
AH
2425Requires: $(disabled shared && echo $requires)
2426Requires.private: $(enabled shared && echo $requires)
def4272a 2427Conflicts:
12701f6e
AH
2428Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2429Libs.private: $(enabled shared && echo $libs)
76a448ed 2430Cflags: -I\${includedir}
def4272a 2431EOF
25cd5cb3 2432cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2433prefix=
2434exec_prefix=
46d1ff83 2435libdir=\${pcfiledir}
1d44d365 2436includedir=${source_path}
def4272a 2437
d0674868
DB
2438Name: $name
2439Description: $comment
2440Version: $version
2441Requires: $requires
def4272a 2442Conflicts:
12701f6e 2443Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2444Cflags: -I\${includedir}
2445EOF
d0674868 2446}
def4272a 2447
e426941d 2448pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2449pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2450pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2451pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2452enabled avfilter &&
46983309 2453 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2454enabled postproc &&
e426941d 2455 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2456if enabled swscale; then
e426941d 2457 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2458else
46983309 2459 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2460 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2461fi