whitespace cosmetics
[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 "$1" > /dev/null 2>&1 && exec "$@"
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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 "$0" "$@"
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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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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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84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
87 echo " --enable-w32threads use Win32 threads [no]"
88 echo " --enable-x11grab enable X11 grabbing [no]"
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89 echo
90 echo "External library support:"
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91 echo " --enable-mlib enable Sun medialib [no]"
92 echo " --enable-avisynth enable reading of AVISynth script files [no]"
1f26f59f 93 echo " --enable-bzlib enable bzlib [no]"
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94 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
95 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe 96 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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97 echo " and libraw1394 [no]"
98 echo " --enable-libdirac enable Dirac support via libdirac [no]"
99 echo " --enable-libfaac enable FAAC support via libfaac [no]"
100 echo " --enable-libfaad enable FAAD support via libfaad [no]"
101 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
102 echo " --enable-libgsm enable GSM support via libgsm [no]"
103 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 104 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 105 echo " native (de)muxer exists [no]"
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106 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
107 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
108 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 109 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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110 echo " native implementation exists [no]"
111 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 112 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 113 echo " native MPEG-4/Xvid encoder exists [no]"
1f26f59f 114 echo " --enable-zlib enable zlib [no]"
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115 echo ""
116 echo "Advanced options (experts only):"
117 echo " --source-path=PATH path to source code [$source_path]"
118 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 119 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 120 echo " --target-os=OS compiler targets OS [$target_os]"
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121 echo " --target-exec=CMD command to run executables on target"
122 echo " --target-path=DIR path to view of build directory on target"
74c53c2d 123 echo " --cc=CC use C compiler CC [$cc]"
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124 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
125 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
126 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
127 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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128 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
129 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
130 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 131 echo " --extra-version=STRING version string suffix []"
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132 echo " --build-suffix=SUFFIX library name suffix []"
133 echo " --arch=ARCH select architecture [$arch]"
134 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 135 echo " instruction selection, may crash on older CPUs)"
2b4c3615 136 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 137 echo " (requires enabling PMC)"
4f50c3d5 138 echo " --disable-altivec disable AltiVec optimizations"
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139 echo " --disable-mmx disable MMX optimizations"
140 echo " --disable-mmx2 disable MMX2 optimizations"
141 echo " --disable-ssse3 disable SSSE3 optimizations"
142 echo " --disable-armv5te disable armv5te optimizations"
143 echo " --disable-armv6 disable armv6 optimizations"
144 echo " --disable-armvfp disable ARM VFP optimizations"
145 echo " --disable-iwmmxt disable iwmmxt optimizations"
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146 echo " --disable-mmi disable MMI optimizations"
147 echo " --disable-neon disable neon optimizations"
148 echo " --disable-vis disable VIS optimizations"
e6b9d588 149 echo " --disable-network disable network support [no]"
0a23c0bb 150 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 151 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 152 echo " MPEG audio decoding [no]"
e8ed9b7a 153 echo " --disable-aandct disable AAN DCT code"
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154 echo " --disable-fft disable FFT code"
155 echo " --disable-golomb disable Golomb code"
156 echo " --disable-mdct disable MDCT code"
cde9e780 157 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 158 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 159 echo " --disable-ffplay disable ffplay build"
4f50c3d5 160 echo " --disable-ffserver disable ffserver build"
74c53c2d 161 echo " --enable-small optimize for size instead of speed"
3abe5fbd 162 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 163 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 164 echo " --enable-beos-netserver enable BeOS netserver"
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165 echo " --disable-encoder=NAME disable encoder NAME"
166 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 167 echo " --disable-encoders disable all encoders"
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168 echo " --disable-decoder=NAME disable decoder NAME"
169 echo " --enable-decoder=NAME enable decoder NAME"
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170 echo " --disable-decoders disable all decoders"
171 echo " --disable-muxer=NAME disable muxer NAME"
172 echo " --enable-muxer=NAME enable muxer NAME"
173 echo " --disable-muxers disable all muxers"
174 echo " --disable-demuxer=NAME disable demuxer NAME"
175 echo " --enable-demuxer=NAME enable demuxer NAME"
176 echo " --disable-demuxers disable all demuxers"
177 echo " --enable-parser=NAME enable parser NAME"
178 echo " --disable-parser=NAME disable parser NAME"
179 echo " --disable-parsers disable all parsers"
180 echo " --enable-bsf=NAME enable bitstream filter NAME"
181 echo " --disable-bsf=NAME disable bitstream filter NAME"
182 echo " --disable-bsfs disable all bitstream filters"
183 echo " --enable-protocol=NAME enable protocol NAME"
184 echo " --disable-protocol=NAME disable protocol NAME"
185 echo " --disable-protocols disable all protocols"
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186 echo " --disable-indevs disable input devices"
187 echo " --disable-outdevs disable output devices"
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188 echo " --disable-devices disable all devices"
189 echo " --enable-filter=NAME enable filter NAME"
190 echo " --disable-filter=NAME disable filter NAME"
191 echo " --disable-filters disable all filters"
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192 echo " --list-decoders show all available decoders"
193 echo " --list-encoders show all available encoders"
194 echo " --list-muxers show all available muxers"
195 echo " --list-demuxers show all available demuxers"
196 echo " --list-parsers show all available parsers"
197 echo " --list-protocols show all available protocols"
198 echo " --list-bsfs show all available bitstream filters"
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199 echo " --list-indevs show all available input devices"
200 echo " --list-outdevs show all available output devices"
1865259f 201 echo " --list-filters show all available filters"
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202 echo
203 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 204 echo " --disable-debug disable debugging symbols"
b7d49373 205 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 206 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 207 echo " --disable-optimizations disable compiler optimizations"
0a622b98 208 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 209 echo " --disable-stripping disable stripping of executables and shared libraries"
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210 echo ""
211 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 212 exit 0
74c53c2d 213}
cf9d24ad 214
57bd82d4 215log(){
2270b4b2 216 echo "$@" >> $logfile
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217}
218
720c69da 219log_file(){
c8e9f801 220 log BEGIN $1
2270b4b2 221 pr -n -t $1 >> $logfile
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222 log END $1
223}
224
2ba042a7 225echolog(){
c8e9f801 226 log "$@"
57bd82d4 227 echo "$@"
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228}
229
230die(){
231 echolog "$@"
232 cat <<EOF
233If you think configure made a mistake, make sure you are using the latest
234version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 235ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 236EOF
e155a21a 237 if disabled logging; then
2ba042a7 238 cat <<EOF
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239Rerun configure with logging enabled (do not use --disable-logging), and
240include the log this produces with your report.
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241EOF
242 else
243cat <<EOF
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244Include the log file "$logfile" produced by configure as this will help
245solving the problem.
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246EOF
247 fi
cea0ac52 248 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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249 exit 1
250}
251
6c6007d6 252# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 253toupper(){
6c6007d6 254 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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255}
256
4a5444db 257tolower(){
6c6007d6 258 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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259}
260
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261set_all(){
262 value=$1
263 shift
264 for var in $*; do
265 eval $var=$value
266 done
267}
268
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269set_weak(){
270 value=$1
271 shift
272 for var; do
273 eval : \${$var:=$value}
274 done
275}
276
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277pushvar(){
278 for var in $*; do
279 eval level=\${${var}_level:=0}
280 eval ${var}_${level}="\$$var"
281 eval ${var}_level=$(($level+1))
282 done
283}
284
285popvar(){
286 for var in $*; do
287 eval level=\${${var}_level:-0}
288 test $level = 0 && continue
289 eval level=$(($level-1))
290 eval $var="\${${var}_${level}}"
291 eval ${var}_level=$level
292 eval unset ${var}_${level}
293 done
294}
295
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296enable(){
297 set_all yes $*
298}
299
300disable(){
301 set_all no $*
302}
303
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304enable_weak(){
305 set_weak yes $*
306}
307
308disable_weak(){
309 set_weak no $*
310}
311
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MR
312do_enable_deep(){
313 for var; do
314 enabled $var && continue
315 eval sel="\$${var}_select"
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316 eval sgs="\$${var}_suggest"
317 pushvar var sgs
f9d328da 318 enable_deep $sel
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319 popvar sgs
320 enable_deep_weak $sgs
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321 popvar var
322 done
323}
324
325enable_deep(){
326 do_enable_deep $*
327 enable $*
328}
329
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330enable_deep_weak(){
331 do_enable_deep $*
332 enable_weak $*
333}
334
57bd82d4 335enabled(){
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MR
336 test "${1#!}" = "$1" && op== || op=!=
337 eval test "x\$${1#!}" $op "xyes"
44161118
MR
338}
339
37970ebf 340disabled(){
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341 test "${1#!}" = "$1" && op== || op=!=
342 eval test "x\$${1#!}" $op "xno"
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343}
344
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345enabled_all(){
346 for opt; do
347 enabled $opt || return 1
348 done
349}
350
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DB
351disabled_all(){
352 for opt; do
353 disabled $opt || return 1
354 done
355}
356
44161118
MR
357enabled_any(){
358 for opt; do
359 enabled $opt && return 0
360 done
361}
362
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DB
363disabled_any(){
364 for opt; do
365 disabled $opt && return 0
366 done
f7b230a7 367 return 1
85bca2c5
DB
368}
369
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MR
370set_default(){
371 for opt; do
88268e94 372 eval : \${$opt:=\$${opt}_default}
c9d19248
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373 done
374}
375
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376is_in(){
377 value=$1
378 shift
379 for var in $*; do
380 [ $var = $value ] && return 0
381 done
382 return 1
383}
384
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MR
385check_deps(){
386 for cfg; do
3250003c 387 cfg="${cfg#!}"
799c9e9b
MR
388 enabled ${cfg}_checking && die "Circular dependency for $cfg."
389 disabled ${cfg}_checking && continue
390 enable ${cfg}_checking
391
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MR
392 eval dep_all="\$${cfg}_deps"
393 eval dep_any="\$${cfg}_deps_any"
7ef3425f 394 eval dep_sel="\$${cfg}_select"
c510c7b5 395 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 396
c510c7b5
MR
397 pushvar cfg dep_all dep_any dep_sel dep_sgs
398 check_deps $dep_all $dep_any $dep_sel $dep_sgs
399 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 400
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MR
401 enabled_all $dep_all || disable $cfg
402 enabled_any $dep_any || disable $cfg
7ef3425f 403 disabled_any $dep_sel && disable $cfg
799c9e9b 404
4ec45764
RP
405 if enabled $cfg; then
406 eval dep_extralibs="\$${cfg}_extralibs"
407 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 408 enable_deep $dep_sel
c510c7b5 409 enable_deep_weak $dep_sgs
4ec45764
RP
410 fi
411
799c9e9b 412 disable ${cfg}_checking
30fd06be
MR
413 done
414}
415
44161118
MR
416print_config(){
417 pfx=$1
418 header=$2
419 makefile=$3
420 shift 3
421 for cfg; do
3d907e22 422 ucname="`toupper $cfg`"
44161118 423 if enabled $cfg; then
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MR
424 echo "#define ${pfx}${ucname} 1" >> $header
425 echo "#define ENABLE_${ucname} 1" >> $header
426 echo "${pfx}${ucname}=yes" >> $makefile
427 else
428 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
429 fi
430 done
57bd82d4
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431}
432
433flags_saved(){
2270b4b2 434 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
435}
436
dcd479c0 437save_flags(){
57bd82d4 438 flags_saved && return
dcd479c0
MR
439 SAVE_CFLAGS="$CFLAGS"
440 SAVE_LDFLAGS="$LDFLAGS"
441 SAVE_extralibs="$extralibs"
442}
443
444restore_flags(){
f5d28d10 445 flags_saved || return
dcd479c0
MR
446 CFLAGS="$SAVE_CFLAGS"
447 LDFLAGS="$SAVE_LDFLAGS"
448 extralibs="$SAVE_extralibs"
449 unset SAVE_CFLAGS
450 unset SAVE_LDFLAGS
451 unset SAVE_extralibs
452}
453
454temp_cflags(){
455 save_flags
456 CFLAGS="$CFLAGS $*"
457}
458
459temp_ldflags(){
460 save_flags
461 LDFLAGS="$LDFLAGS $*"
462}
463
464temp_extralibs(){
465 save_flags
466 extralibs="$extralibs $*"
467}
468
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MR
469append(){
470 var=$1
471 shift
472 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
473 eval "$var=\"\$$var $*\""
474}
475
476add_cflags(){
477 append CFLAGS "$@"
478}
479
480add_ldflags(){
481 append LDFLAGS "$@"
482}
483
484add_extralibs(){
485 append extralibs "$@"
486}
487
b0cfb663 488check_cmd(){
b3cb5d51 489 log "$@"
2270b4b2 490 "$@" >> $logfile 2>&1
b0cfb663
MR
491}
492
dcd479c0 493check_cc(){
57bd82d4 494 log check_cc "$@"
2270b4b2 495 cat > $TMPC
720c69da 496 log_file $TMPC
b0cfb663 497 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
498}
499
500check_cpp(){
501 log check_cpp "$@"
2270b4b2 502 cat > $TMPC
720c69da 503 log_file $TMPC
b0cfb663 504 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
505}
506
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MR
507check_asm(){
508 log check_asm "$@"
509 name="$1"
510 asm="$2"
511 shift 2
512 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 513int foo(void){ __asm__ volatile($asm); }
940f335a
MR
514EOF
515}
516
304d586d
LM
517check_yasm(){
518 log check_yasm "$@"
519 echo "$1" > $TMPS
520 log_file $TMPS
521 shift 1
522 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
523}
524
dcd479c0 525check_ld(){
57bd82d4 526 log check_ld "$@"
0607887f 527 check_cc || return
3155a644
MR
528 flags=''
529 libs=''
530 for f; do
531 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
532 done
533 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
534}
535
536check_cflags(){
57bd82d4
MR
537 log check_cflags "$@"
538 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
539int x;
540EOF
541}
542
543check_ldflags(){
57bd82d4
MR
544 log check_ldflags "$@"
545 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 546int main(void){ return 0; }
dcd479c0
MR
547EOF
548}
549
550check_header(){
57bd82d4 551 log check_header "$@"
dcd479c0
MR
552 header=$1
553 shift
d8bc5f06
MR
554 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
555 disable $var
556 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
557#include <$header>
558int x;
559EOF
560}
561
562check_func(){
57bd82d4 563 log check_func "$@"
dcd479c0
MR
564 func=$1
565 shift
d8bc5f06
MR
566 disable $func
567 check_ld "$@" <<EOF && enable $func
dcd479c0 568extern int $func();
c23a0ac8 569int main(void){ $func(); }
dcd479c0
MR
570EOF
571}
572
2446d3d6
DB
573check_func_headers(){
574 log check_func_headers "$@"
f8d7b072
MR
575 headers=$1
576 func=$2
577 shift 2
578 disable $func
579 incs=""
580 for hdr in $headers; do
581 incs="$incs
582#include <$hdr>"
583 done
584 check_ld "$@" <<EOF && enable $func
585$incs
d6773f56 586int main(int argc, char **argv){
f8d7b072
MR
587 (void) $func;
588 return 0;
589}
590EOF
591}
592
a5344cf7
SS
593check_cpp_condition(){
594 log check_cpp_condition "$@"
595 header=$1
596 condition=$2
597 check_cpp <<EOF
598#include <$header>
599#if !($condition)
600#error "unsatisfied condition: $condition"
601#endif
602EOF
603}
604
57bd82d4
MR
605check_lib(){
606 log check_lib "$@"
607 header="$1"
608 func="$2"
609 shift 2
fcfcde17
MR
610 temp_extralibs "$@"
611 check_header $header && check_func $func && add_extralibs "$@"
612 err=$?
613 restore_flags
614 return $err
57bd82d4
MR
615}
616
f8d7b072
MR
617check_lib2(){
618 log check_lib2 "$@"
619 headers="$1"
620 func="$2"
621 shift 2
622 temp_extralibs "$@"
2446d3d6 623 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
624 err=$?
625 restore_flags
626 return $err
627}
628
dcd479c0 629check_exec(){
2270b4b2 630 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
631}
632
7dfef245
MR
633check_exec_crash(){
634 code=`cat`
635
636 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
637 # are safe but may not be available everywhere. Thus we use
638 # raise(SIGTERM) instead. The check is run in a subshell so we
639 # can redirect the "Terminated" message from the shell. SIGBUS
640 # is not defined by standard C so it is used conditionally.
641
2270b4b2 642 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
643#include <signal.h>
644static void sighandler(int sig){
645 raise(SIGTERM);
646}
e5af4a11 647int main(void){
7dfef245
MR
648 signal(SIGILL, sighandler);
649 signal(SIGFPE, sighandler);
650 signal(SIGSEGV, sighandler);
651#ifdef SIGBUS
652 signal(SIGBUS, sighandler);
653#endif
654 { $code }
655}
656EOF
657}
658
72be9e73
DY
659check_type(){
660 log check_type "$@"
661 headers=$1
662 type=$2
663 shift 2
664 disable $type
665 incs=""
666 for hdr in $headers; do
667 incs="$incs
668#include <$hdr>"
669 done
670 check_cc "$@" <<EOF && enable $type
671$incs
672$type v;
673EOF
674}
675
57bd82d4
MR
676require(){
677 name="$1"
678 header="$2"
679 func="$3"
680 shift 3
681 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
682}
683
f8d7b072
MR
684require2(){
685 name="$1"
686 headers="$2"
687 func="$3"
688 shift 3
689 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
690}
691
eea50282
MR
692check_foo_config(){
693 cfg=$1
694 pkg=$2
695 header=$3
696 func=$4
697 shift 4
698 disable $cfg
699 check_cmd ${pkg}-config --version
700 err=$?
701 if test "$err" = 0; then
702 temp_cflags `${pkg}-config --cflags`
703 temp_extralibs `${pkg}-config --libs`
704 check_lib "$@" $header $func && enable $cfg
705 fi
706 return $err
707}
708
c505dd31
MR
709apply(){
710 file=$1
711 shift
712 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
713}
714
dcd61286
DB
715# CONFIG_LIST contains configurable options, while HAVE_LIST is for
716# system-dependent things.
717
4a0d6686
AJ
718COMPONENT_LIST="
719 bsfs
720 decoders
721 demuxers
722 encoders
3cde40aa 723 filters
c552605c 724 indevs
4a0d6686 725 muxers
c552605c 726 outdevs
4a0d6686
AJ
727 parsers
728 protocols
729"
730
731CONFIG_LIST="
732 $COMPONENT_LIST
e8ed9b7a 733 aandct
f7679c54
VS
734 avfilter
735 avfilter_lavf
c88f5d72
MR
736 avisynth
737 beos_netserver
f402916e 738 bzlib
c88f5d72
MR
739 ffmpeg
740 ffplay
741 ffserver
1848f7d9 742 fft
4f034993 743 golomb
c88f5d72 744 gpl
ecfc4f44 745 gprof
d8d0d0b2 746 gray
3abe5fbd 747 hardcoded_tables
c88f5d72 748 ipv6
f5a756ef
DB
749 libamr_nb
750 libamr_wb
f7b8bffe 751 libdc1394
690bfceb 752 libdirac
2eed5a46
DB
753 libfaac
754 libfaad
755 libfaadbin
c88f5d72 756 libgsm
6ebe07fb 757 libmp3lame
c88f5d72 758 libnut
f7cd9eed 759 libschroedinger
ae14f311 760 libspeex
150d2772 761 libtheora
c88f5d72 762 libvorbis
1cc60c47
DB
763 libx264
764 libxvid
47a158cb 765 mdct
c88f5d72 766 memalign_hack
a8150374 767 mlib
c88f5d72
MR
768 mpegaudio_hp
769 network
3fe142e2 770 nonfree
4a24ab64 771 postproc
2b4c3615 772 powerpc_perf
bd2216e4 773 small
13ca50f3 774 swscale
c88f5d72 775 vhook
56a059ac 776 x11grab
c88f5d72 777 zlib
4a0d6686 778"
c88f5d72 779
8eee7025
DB
780THREADS_LIST='
781 beosthreads
d22e8442 782 os2threads
8eee7025
DB
783 pthreads
784 w32threads
785'
786
3f5b56e5
MR
787ARCH_LIST='
788 alpha
789 armv4l
790 bfin
791 ia64
792 m68k
793 mips
794 parisc
795 powerpc
796 s390
797 sh4
798 sparc
799 sparc64
800 x86
801 x86_32
802 x86_64
803'
804
805ARCH_EXT_LIST='
1ac9331a 806 altivec
1ac9331a 807 armv5te
edab3048 808 armv6
f55b299a 809 armvfp
3f5b56e5
MR
810 iwmmxt
811 mmi
812 mmx
d7f0920b 813 mmx2
6b18d278 814 neon
9eeed841 815 ssse3
bd9d34a0 816 vis
3f5b56e5
MR
817'
818
819HAVE_LIST="
820 $ARCH_EXT_LIST
821 $THREADS_LIST
822 altivec_h
c9fdab0d 823 arpa_inet_h
6bd859d6 824 bswap
ecf97f22 825 closesocket
1ac9331a 826 cmov
e16e49ac 827 conio_h
c88f5d72 828 dcbzl
f8aa696f
DB
829 dev_bktr_ioctl_bt848_h
830 dev_bktr_ioctl_meteor_h
831 dev_ic_bt8xx_h
832 dev_video_meteor_ioctl_meteor_h
833 dev_video_bktr_ioctl_bt848_h
18b67ae5 834 dlfcn_h
c88f5d72 835 dlopen
bc574408 836 dos_paths
245626d0
DB
837 ebp_available
838 ebx_available
c2a29455 839 fast_64bit
7073e9fc 840 fast_cmov
7b829d2a 841 fast_unaligned
9d99cc5a 842 fork
c88f5d72 843 freetype2
da9e86f8 844 gethrtime
4e68cb8a 845 GetProcessTimes
66be5b45 846 getrusage
c88f5d72 847 imlib2
2e1913b1 848 inet_aton
61d251db 849 inline_asm
0b4a1821
AS
850 libdc1394_1
851 libdc1394_2
a33cab3a
MK
852 llrint
853 lrint
c88f5d72 854 lrintf
f8aa696f
DB
855 machine_ioctl_bt848_h
856 machine_ioctl_meteor_h
c88f5d72
MR
857 malloc_h
858 memalign
6ffa87d3 859 mkstemp
b4e806b2 860 pld
9cafbd6c 861 ppc64
a33cab3a
MK
862 round
863 roundf
c88f5d72
MR
864 sdl
865 sdl_video_size
72be9e73 866 socklen_t
deb29777 867 soundcard_h
f8cda19e 868 poll_h
b58412f1 869 sys_mman_h
b091aa44 870 sys_resource_h
81644c2e 871 sys_select_h
deb29777 872 sys_soundcard_h
1b6e8b73 873 sys_videoio_h
e16e49ac 874 termios_h
b265431e 875 threads
6ff3f3e7 876 winsock2_h
304d586d 877 yasm
0cb78cef 878"
44161118 879
b6bb00b0
MR
880# options emitted with CONFIG_ prefix but not available on command line
881CONFIG_EXTRA="
882 fft_mmx
40b509b3 883 oldscaler
b6bb00b0
MR
884"
885
520cc7f1 886CMDLINE_SELECT="
3f5b56e5 887 $ARCH_EXT_LIST
520cc7f1 888 $CONFIG_LIST
8eee7025 889 $THREADS_LIST
db6107b6 890 cross_compile
520cc7f1
MR
891 debug
892 extra_warnings
8c6afa4d 893 logging
d2bbb2f7 894 optimizations
520cc7f1
MR
895 shared
896 static
87a0fb62 897 stripping
520cc7f1 898"
426be5dc
DB
899
900PATHS_LIST='
d156bede 901 bindir
26759c44
MR
902 incdir
903 libdir
26759c44
MR
904 mandir
905 prefix
906 shlibdir
426be5dc
DB
907'
908
909CMDLINE_SET="
910 $PATHS_LIST
911 arch
912 build_suffix
913 cc
914 cpu
915 cross_prefix
ac63af34 916 extra_version
9da6609f
MR
917 host_cc
918 host_cflags
919 host_ldflags
920 host_libs
426be5dc 921 logfile
26759c44 922 source_path
a7ada2ba 923 target_exec
26759c44 924 target_os
a7ada2ba 925 target_path
426be5dc 926"
520cc7f1 927
912f3148
DB
928# code dependency declarations
929
9eeed841
MR
930# architecture extensions
931altivec_deps="powerpc"
932armv5te_deps="armv4l"
933armv6_deps="armv4l"
f55b299a 934armvfp_deps="armv4l"
9eeed841 935iwmmxt_deps="armv4l"
e241ba14 936mmi_deps="mips"
9eeed841 937mmx_deps="x86"
fbef871d 938mmx2_deps="x86 mmx"
6b18d278 939neon_deps="armv4l"
9eeed841 940ssse3_deps="x86"
bd9d34a0 941vis_deps="sparc"
9eeed841 942
b6bb00b0
MR
943# common features
944fft_suggest="fft_mmx"
945fft_mmx_deps="mmx yasm"
40b509b3 946oldscaler_deps="!swscale"
b6bb00b0 947
912f3148 948# decoders / encoders
47a158cb 949aac_decoder_select="fft mdct"
d8d12c15 950ac3_decoder_deps="gpl"
47a158cb
MR
951ac3_decoder_select="fft mdct"
952atrac3_decoder_select="fft mdct"
4f034993 953cavs_decoder_select="golomb"
47a158cb 954cook_decoder_select="fft mdct"
2eef7c62 955cscd_decoder_suggest="zlib"
47a158cb 956dca_decoder_select="fft mdct"
e8ed9b7a 957dnxhd_encoder_select="aandct"
2eef7c62 958dxa_decoder_select="zlib"
406ab5cc 959eac3_decoder_deps="gpl"
47a158cb 960eac3_decoder_select="fft mdct"
e8ed9b7a 961eatgq_decoder_select="aandct"
4f034993
MR
962ffv1_decoder_select="golomb"
963flac_decoder_select="golomb"
964flac_encoder_select="golomb"
2eef7c62
AJ
965flashsv_decoder_select="zlib"
966flashsv_encoder_select="zlib"
e8ed9b7a
DB
967flv_encoder_select="aandct"
968h261_encoder_select="aandct"
969h263_encoder_select="aandct"
970h263p_encoder_select="aandct"
4f034993 971h264_decoder_select="golomb"
47a158cb 972imc_decoder_select="fft mdct"
4f034993
MR
973jpegls_decoder_select="golomb"
974jpegls_encoder_select="golomb"
e8ed9b7a 975ljpeg_encoder_select="aandct"
4f034993 976loco_decoder_select="golomb"
e8ed9b7a
DB
977mjpeg_encoder_select="aandct"
978mpeg1video_encoder_select="aandct"
979mpeg2video_encoder_select="aandct"
980mpeg4_encoder_select="aandct"
981msmpeg4v1_encoder_select="aandct"
982msmpeg4v2_encoder_select="aandct"
983msmpeg4v3_encoder_select="aandct"
30fd06be 984mpeg_xvmc_decoder_deps="xvmc"
47a158cb
MR
985nellymoser_decoder_select="fft mdct"
986nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
987png_decoder_select="zlib"
988png_encoder_select="zlib"
47a158cb 989qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
990rv10_encoder_select="aandct"
991rv20_encoder_select="aandct"
4f034993
MR
992shorten_decoder_select="golomb"
993sonic_decoder_select="golomb"
994sonic_encoder_select="golomb"
995sonic_ls_encoder_select="golomb"
996svq3_decoder_select="golomb"
bee2eac5 997svq3_decoder_suggest="zlib"
2eef7c62
AJ
998tiff_decoder_suggest="zlib"
999tiff_encoder_suggest="zlib"
1000tscc_decoder_select="zlib"
47a158cb
MR
1001vorbis_decoder_select="fft mdct"
1002vorbis_encoder_select="fft mdct"
1003wmav1_decoder_select="fft mdct"
1004wmav1_encoder_select="fft mdct"
1005wmav2_decoder_select="fft mdct"
1006wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1007wmv1_encoder_select="aandct"
1008wmv2_encoder_select="aandct"
2eef7c62
AJ
1009zlib_decoder_select="zlib"
1010zlib_encoder_select="zlib"
1011zmbv_decoder_select="zlib"
1012zmbv_encoder_select="zlib"
30fd06be 1013
912f3148 1014# external libraries
f5a756ef
DB
1015libamr_nb_decoder_deps="libamr_nb"
1016libamr_nb_encoder_deps="libamr_nb"
1017libamr_wb_decoder_deps="libamr_wb"
1018libamr_wb_encoder_deps="libamr_wb"
1b71f045 1019libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1020libdirac_encoder_deps="libdirac"
c9171a83 1021libfaac_encoder_deps="libfaac"
69ddbd1d 1022libfaad_decoder_deps="libfaad"
4ec45764 1023libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1024libgsm_decoder_deps="libgsm"
1025libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1026libgsm_ms_decoder_deps="libgsm"
1027libgsm_ms_encoder_deps="libgsm"
1cc60c47 1028libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1029libschroedinger_decoder_deps="libschroedinger"
1030libschroedinger_encoder_deps="libschroedinger"
ae14f311 1031libspeex_decoder_deps="libspeex"
150d2772 1032libtheora_encoder_deps="libtheora"
b0caf888 1033libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1034libx264_encoder_deps="libx264"
1035libxvid_encoder_deps="libxvid"
13566c31 1036mpeg4aac_decoder_deps="libfaad"
30fd06be 1037
912f3148 1038# demuxers / muxers
03a76ba9 1039ac3_demuxer_deps="ac3_parser"
50383e88 1040audio_beos_demuxer_deps="audio_beos"
4ec45764 1041audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1042audio_beos_muxer_deps="audio_beos"
4ec45764 1043audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1044avisynth_demuxer_deps="avisynth"
73483024 1045bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1046dirac_demuxer_deps="dirac_parser"
fe9bb347 1047dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1048libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1049libnut_demuxer_deps="libnut"
1050libnut_muxer_deps="libnut"
2eef7c62
AJ
1051matroska_demuxer_suggest="zlib bzlib"
1052mov_demuxer_suggest="zlib"
4bd8e17c 1053mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1054oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1055oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1056redir_demuxer_deps="network"
8eb793c4 1057rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1058rtsp_demuxer_deps="sdp_demuxer"
1059sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1060v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1061v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1062vfwcap_demuxer_deps="capCreateCaptureWindow"
1063vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1064x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1065x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1066
912f3148 1067# protocols
c08fb000
AB
1068http_protocol_deps="network"
1069rtp_protocol_deps="udp_protocol"
1070tcp_protocol_deps="network"
1071udp_protocol_deps="network"
1072
f7679c54 1073# filters
81124ba0 1074movie_filter_deps="avfilter_lavf"
f7679c54 1075
912f3148 1076# programs
fa859b4d 1077ffplay_deps="sdl"
6ad42348 1078ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1079ffserver_extralibs='$ldl'
1080vhook_extralibs='$ldl'
a2830dca 1081
912f3148 1082
de6d9b64 1083# default parameters
8a608357 1084
2ba042a7 1085logfile="config.err"
8a608357
MR
1086
1087# installation paths
c9d19248
MR
1088prefix_default="/usr/local"
1089bindir_default='${prefix}/bin'
1090incdir_default='${prefix}/include'
1091libdir_default='${prefix}/lib'
1092mandir_default='${prefix}/share/man'
1093shlibdir_default="$libdir_default"
8a608357
MR
1094
1095# toolchain
13c7df3d 1096cc_default="gcc"
9da6609f 1097host_cc_default="gcc"
304d586d 1098yasmexe="yasm"
de6d9b64 1099ar="ar"
503d5b58 1100nm="nm"
be7109c1 1101ranlib="ranlib"
0f3cb305 1102strip="strip"
20369773 1103ln_s="ln -sf"
304d586d 1104objformat="elf"
8a608357
MR
1105
1106# machine
cc6a90dd 1107arch=`uname -m`
38d0a8aa 1108cpu="generic"
8a608357 1109
8a608357 1110# OS
4f854758 1111target_os=$(tolower $(uname -s))
8a608357 1112
8a608357 1113# configurable options
497237c7 1114enable debug
497237c7
RP
1115enable ffmpeg
1116enable ffplay
1117enable ffserver
1118enable ipv6
497237c7
RP
1119enable mpegaudio_hp
1120enable network
40b509b3 1121enable oldscaler
8400d6b8 1122enable optimizations
497237c7 1123enable protocols
530dc538 1124enable static
87a0fb62 1125enable stripping
8a608357
MR
1126vhook="default"
1127
8a608357 1128# build settings
11a9d3e8 1129add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1130SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1131VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1132FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1133LIBPREF="lib"
1134LIBSUF=".a"
c5f14466
RP
1135FULLNAME='$(NAME)$(BUILDSUF)'
1136LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1137SLIBPREF="lib"
1138SLIBSUF=".so"
c5f14466 1139SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1140SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1141SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1142LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1143
9da6609f
MR
1144host_cflags='-O3 -g -Wall'
1145host_libs='-lm'
1146
a7ada2ba
MR
1147target_path='.'
1148
0d7dca36
DB
1149# gcc stupidly only outputs the basename of targets with -MM, but we need the
1150# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1151DEPEND_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 1152
c597172e
MR
1153# find source path
1154source_path="`dirname \"$0\"`"
497237c7 1155enable source_path_used
c597172e
MR
1156if test -z "$source_path" -o "$source_path" = "." ; then
1157 source_path="`pwd`"
497237c7 1158 disable source_path_used
c597172e
MR
1159else
1160 source_path="`cd \"$source_path\"; pwd`"
1161 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1162 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1163fi
1164
c597172e
MR
1165FFMPEG_CONFIGURATION="$@"
1166
73ef8980
MR
1167find_things(){
1168 thing=$1
1169 pattern=$2
1170 file=$source_path/$3
932ccf39 1171 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1172}
1173
1174ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1175DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1176PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1177BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1178MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1179DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1180OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1181INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1182PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1183FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1184
7483e694
DB
1185enable $ARCH_EXT_LIST \
1186 $DECODER_LIST \
1187 $ENCODER_LIST \
1188 $PARSER_LIST \
1189 $BSF_LIST \
1190 $DEMUXER_LIST \
1191 $MUXER_LIST \
f7679c54 1192 $FILTER_LIST \
7483e694
DB
1193 $PROTOCOL_LIST \
1194 $INDEV_LIST \
1195 $OUTDEV_LIST \
c597172e
MR
1196
1197die_unknown(){
1198 echo "Unknown option \"$1\"."
1199 echo "See $0 --help for available options."
1200 exit 1
1201}
1202
794f8e97 1203show_list() {
bf0c4afa
RP
1204 suffix=_$1
1205 shift
1206 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1207 exit 0
1208}
1209
c597172e 1210for opt do
7483e694
DB
1211 optval="${opt#*=}"
1212 case "$opt" in
7483e694
DB
1213 --extra-cflags=*) add_cflags "$optval"
1214 ;;
1215 --extra-ldflags=*) add_ldflags "$optval"
1216 ;;
1217 --extra-libs=*) add_extralibs "$optval"
1218 ;;
8fb1cb58 1219 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1220 ;;
40bcf4c7
BL
1221 --enable-debug=*) debuglevel="$optval"
1222 ;;
7483e694
DB
1223 --enable-*=*|--disable-*=*)
1224 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1225 case "$thing" in
81124ba0 1226 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1227 *) die_unknown "$opt" ;;
1228 esac
1229 ;;
1230 --enable-?*|--disable-?*)
1231 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1232 if is_in $option $COMPONENT_LIST; then
1233 eval $action \$$(toupper ${option%s})_LIST
1234 elif is_in $option $CMDLINE_SELECT; then
1235 $action $option
1236 else
1237 die_unknown $opt
1238 fi
7483e694
DB
1239 ;;
1240 --list-*)
1241 NAME="${opt#--list-}"
1242 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1243 NAME=${NAME%s}
1244 eval show_list $NAME \$$(toupper $NAME)_LIST
1245 ;;
1246 --help|-h) show_help
1247 ;;
1248 *)
884a36a7 1249 optname="${opt%%=*}"
26759c44
MR
1250 optname="${optname#--}"
1251 optname=$(echo "$optname" | sed 's/-/_/g')
1252 is_in $optname $CMDLINE_SET || die_unknown $opt
1253 eval $optname='$optval'
7483e694
DB
1254 ;;
1255 esac
c597172e
MR
1256done
1257
bcea99bb
MR
1258disabled logging && logfile=/dev/null
1259
1260echo "# $0 $@" > $logfile
1261set >> $logfile
1262
9da6609f
MR
1263test -n "$cross_prefix" && enable cross_compile
1264
13c7df3d 1265cc_default="${cross_prefix}${cc_default}"
304d586d 1266yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1267ar="${cross_prefix}${ar}"
1268nm="${cross_prefix}${nm}"
1269ranlib="${cross_prefix}${ranlib}"
1270strip="${cross_prefix}${strip}"
1271
13c7df3d 1272set_default cc
9da6609f
MR
1273enabled cross_compile || host_cc_default=$cc
1274set_default host_cc
13c7df3d 1275
e4e69e0b
MR
1276# set temporary file name
1277if test ! -z "$TMPDIR" ; then
1278 TMPDIR1="${TMPDIR}"
1279elif test ! -z "$TEMPDIR" ; then
1280 TMPDIR1="${TEMPDIR}"
1281else
1282 TMPDIR1="/tmp"
1283fi
1284
1285TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1286TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1287TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1288TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1289TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1290TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1291
e9b9a2f8
MN
1292check_cflags -std=c99
1293
b24dbcbd
RP
1294case "$arch" in
1295 i386|i486|i586|i686|i86pc|BePC)
1296 arch="x86_32"
1297 enable fast_unaligned
1298 ;;
1299 x86_64|amd64)
1300 arch="x86_32"
34b37f86
DM
1301 enable cmov
1302 enable fast_cmov
b24dbcbd
RP
1303 enable fast_unaligned
1304 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1305 int test[sizeof(char*) - 7];
1306EOF
1307 ;;
1308 # armv4l is a subset of armv[567]*l
1309 arm|armv[4567]*l)
1310 arch="armv4l"
1311 ;;
1312 alpha)
1313 arch="alpha"
1314 enable fast_64bit
1315 ;;
1316 "Power Macintosh"|ppc|powerpc)
1317 arch="powerpc"
aa8bc0f1 1318 enable fast_unaligned
b24dbcbd
RP
1319 ;;
1320 ppc64)
1321 arch="powerpc"
1322 enable fast_64bit
aa8bc0f1 1323 enable fast_unaligned
b24dbcbd 1324 ;;
6ede266e 1325 mips|mipsel|mips64|IP*)
b24dbcbd
RP
1326 arch="mips"
1327 ;;
1328 sun4u|sparc64)
1329 arch="sparc64"
1330 enable fast_64bit
1331 ;;
1332 sparc)
1333 arch="sparc"
1334 ;;
61597a98 1335 sh4|sh)
b24dbcbd
RP
1336 arch="sh4"
1337 ;;
61597a98 1338 parisc|hppa)
b24dbcbd
RP
1339 arch="parisc"
1340 ;;
61597a98 1341 parisc64|hppa64)
b24dbcbd
RP
1342 arch="parisc"
1343 enable fast_64bit
1344 ;;
1345 s390|s390x)
1346 arch="s390"
1347 ;;
1348 m68k)
1349 arch="m68k"
1350 ;;
1351 ia64)
1352 arch="ia64"
1353 enable fast_64bit
1354 ;;
1355 bfin)
1356 arch="bfin"
1357 ;;
1358 *)
1359 arch="unknown"
1360 ;;
1361esac
1362
1363enable $arch
1364enabled_any x86_32 x86_64 && enable x86
1365enabled sparc64 && enable sparc
1366
7483e694 1367# OS specific
4f854758 1368case $target_os in
7483e694 1369 beos|haiku|zeta)
c9d19248 1370 prefix_default="$HOME/config"
7483e694
DB
1371 # helps building libavcodec
1372 add_cflags "-DPIC -fomit-frame-pointer"
1373 # 3 gcc releases known for BeOS, each with ugly bugs
1374 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1375 case "$gcc_version" in
1376 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1377 disable mmx
1378 ;;
1379 *20010315*) echo "BeBits gcc"
1380 add_cflags "-fno-expensive-optimizations"
1381 ;;
1382 esac
7483e694
DB
1383 SHFLAGS=-nostart
1384 # enable BeOS things
1385 enable audio_beos
1386 # no need for libm, but the inet stuff
1387 # Check for BONE
1388 # XXX: actually should check for NOT net_server
78fe7631 1389 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1390 network_extralibs="-lbind -lsocket"
1391 else
1392 enable beos_netserver
1393 network_extralibs="-lnet"
1394 fi ;;
1395 sunos)
1396 FFSERVERLDFLAGS=""
9987769a 1397 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1398 network_extralibs="-lsocket -lnsl"
1399 ;;
1400 netbsd)
1401 oss_demuxer_extralibs="-lossaudio"
1402 oss_muxer_extralibs="-lossaudio"
1403 ;;
1404 openbsd)
1405 disable need_memalign
1406 LIBOBJFLAGS='$(PIC)'
7483e694 1407 SHFLAGS='-shared'
7483e694
DB
1408 oss_demuxer_extralibs="-lossaudio"
1409 oss_muxer_extralibs="-lossaudio"
1410 ;;
1411 freebsd)
1412 disable need_memalign
1413 ;;
1414 bsd/os)
1415 osextralibs="-lpoll -lgnugetopt"
1416 strip="strip -d"
1417 ;;
1418 darwin)
1419 disable need_memalign
0138c54e 1420 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1421 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1422 strip="strip -x"
1423 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1424 SLIBSUF=".dylib"
1425 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1426 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1427 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1428 objformat="macho"
1b0f6fb8 1429 enabled x86_64 && objformat="macho64"
7483e694
DB
1430 ;;
1431 mingw32*)
4f854758 1432 target_os=mingw32
dcc01c06
RP
1433 LIBTARGET=i386
1434 if test $arch = x86_64; then
1435 disable need_memalign
1436 LIBTARGET=x64
1437 fi
fbd971a4 1438 shlibdir_default="$bindir_default"
7483e694
DB
1439 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1440 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1441 if enabled swscale; then
7483e694
DB
1442 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1443 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1444 fi
1445 disable ffserver
1446 SLIBPREF=""
1447 SLIBSUF=".dll"
1448 EXESUF=".exe"
1449 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1450 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1451 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1452 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1453 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1454 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1455 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1456 objformat="win32"
bc574408 1457 enable dos_paths
a85de417
SS
1458 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1459 die "ERROR: MinGW runtime version must be >= 3.15."
1460 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1461 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1462 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1463 ;;
1464 cygwin*)
4f854758 1465 target_os=cygwin
fbd971a4 1466 shlibdir_default="$bindir_default"
7483e694
DB
1467 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1468 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1469 if enabled swscale; then
7483e694
DB
1470 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1471 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1472 fi
1473 EXESUF=".exe"
1474 SLIBPREF="cyg"
1475 SLIBSUF=".dll"
1476 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1477 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1478 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1479 objformat="win32"
bc574408 1480 enable dos_paths
7483e694 1481 ;;
4f365f37 1482 *-dos|freedos|opendos)
4f365f37
MK
1483 disable ffplay ffserver vhook
1484 disable $INDEV_LIST $OUTDEV_LIST
1485 network_extralibs="-lsocket"
1486 EXESUF=".exe"
304d586d 1487 objformat="win32"
bc574408 1488 enable dos_paths
4f365f37 1489 ;;
7483e694 1490 linux)
7483e694
DB
1491 enable dv1394
1492 ;;
1493 irix*)
4f854758 1494 target_os=irix
7483e694
DB
1495 ranlib="echo ignoring ranlib"
1496 ;;
d22e8442 1497 os/2*)
d22e8442
DY
1498 strip="lxlite"
1499 ln_s="cp -f"
d22e8442
DY
1500 EXESUF=".exe"
1501 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1502 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1503 FFSERVERLDFLAGS=""
287d3b13 1504 LIBSUF="_s.a"
d22e8442
DY
1505 SLIBPREF=""
1506 SLIBSUF=".dll"
1507 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1508 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1509 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1510 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1511 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1512 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1513 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1514 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1515 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1516 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1517 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1518 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1519 disable vhook
bc574408 1520 enable dos_paths
d22e8442 1521 ;;
269820f1
PR
1522 interix)
1523 disable vhook
1524 ;;
d22e8442 1525
7483e694 1526 *)
4f854758 1527 target_os="${target_os}-UNKNOWN"
7483e694
DB
1528 ;;
1529esac
1530
c9d19248
MR
1531set_default $PATHS_LIST
1532
c597172e 1533add_extralibs $osextralibs
de6d9b64 1534
28d8e661
DB
1535# Combine FFLDFLAGS and the LDFLAGS environment variable.
1536LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1537
320d060a 1538# we need to build at least one lib type
93b3c083 1539if ! enabled_any static shared; then
320d060a
DB
1540 cat <<EOF
1541At least one library type must be built.
1542Specify --enable-static to build the static libraries or --enable-shared to
1543build the shared libraries as well. To only build the shared libraries specify
1544--disable-static in addition to --enable-shared.
1545EOF
1546 exit 1;
1547fi
1548
abc4e572 1549disabled static && LIBNAME=""
2a320695 1550
a2234ceb
RP
1551if enabled_any libfaad libfaadbin ; then
1552 if check_header faad.h; then
295b8c70 1553 check_cc <<EOF
a2234ceb
RP
1554#include <faad.h>
1555#ifndef FAAD2_VERSION
1556ok faad1
1557#endif
db817cf3 1558int main(void) { return 0; }
a2234ceb
RP
1559EOF
1560 test $? = 0 && enable libfaad2
1561 else
ff3dac65 1562 die "FAAD test failed."
a2234ceb
RP
1563 fi
1564fi
1565
1566
93b3c083 1567if ! enabled gpl; then
54118497
RP
1568 die_gpl_disabled(){
1569 name=$1
1570 shift
1571 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1572 }
4a24ab64 1573 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1574 die_gpl_disabled "libx264" libx264
1575 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1576 die_gpl_disabled "FAAD2" libfaad2
1577 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1578 die_gpl_disabled "The software scaler" swscale
ebb810d9 1579fi
b2e3c528 1580
3fe142e2
DB
1581if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1582 die "libamr is nonfree and --enable-nonfree is not specified."
1583fi
1584
9eeed841 1585check_deps $ARCH_EXT_LIST
0f3cb305 1586
5d323602
MR
1587test -z "$need_memalign" && need_memalign="$mmx"
1588
cf9d24ad 1589#Darwin CC versions
4f854758 1590if test $target_os = darwin; then
3dddba4b 1591 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1592 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1593 else
8541cc27 1594 add_cflags "-pipe"
26c1b3be
DB
1595 check_cflags "-force_cpusubtype_ALL"
1596 check_cflags "-Wno-sign-compare"
f946a9a4 1597 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1598 fi
2a1a6b64
MN
1599fi
1600
40617a6d 1601disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1602
a4adb608 1603# Add processor-specific flags
38d0a8aa 1604if test $cpu != "generic"; then
bc8ec47b
MR
1605 warn_altivec(){
1606 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1607 }
38d0a8aa 1608 case $cpu in
bb270c08 1609 601|ppc601|PowerPC601)
1c5d830c 1610 add_cflags "-mcpu=601"
bc8ec47b 1611 warn_altivec enabled PPC601
bb270c08
DB
1612 ;;
1613 603*|ppc603*|PowerPC603*)
1c5d830c 1614 add_cflags "-mcpu=603"
bc8ec47b 1615 warn_altivec enabled PPC603
bb270c08
DB
1616 ;;
1617 604*|ppc604*|PowerPC604*)
1c5d830c 1618 add_cflags "-mcpu=604"
bc8ec47b 1619 warn_altivec enabled PPC604
bb270c08
DB
1620 ;;
1621 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1622 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1623 warn_altivec enabled PPC75x
bb270c08
DB
1624 ;;
1625 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1626 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1627 warn_altivec disabled PPC745x
bb270c08
DB
1628 ;;
1629 74*|ppc74*|PowerPC74*)
1c5d830c 1630 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1631 warn_altivec disabled PPC74xx
bb270c08
DB
1632 ;;
1633 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1634 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1635 warn_altivec disabled PPC970
9cafbd6c 1636 enable ppc64
bb270c08 1637 ;;
e07e357d
LB
1638 Cell|CELL|cell)
1639 add_cflags "-mcpu=cell"
1640 warn_altivec disabled Cell
9cafbd6c 1641 enable ppc64
e07e357d 1642 ;;
e7768fc5
GP
1643 # targets that do NOT support conditional mov (cmov)
1644 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1645 add_cflags "-march=$cpu"
497237c7 1646 disable cmov
e7768fc5
GP
1647 ;;
1648 # targets that do support conditional mov (cmov)
416519dd 1649 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1650 add_cflags "-march=$cpu"
497237c7
RP
1651 enable cmov
1652 enable fast_cmov
94e4c3a3
GP
1653 ;;
1654 # targets that do support conditional mov but on which it's slow
800a5a19 1655 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1656 add_cflags "-march=$cpu"
497237c7
RP
1657 enable cmov
1658 disable fast_cmov
bb270c08 1659 ;;
d7b34d08 1660 sparc64)
1c5d830c 1661 add_cflags "-mcpu=v9"
d7b34d08 1662 ;;
f2e49553
MR
1663 arm11*|cortex*)
1664 add_cflags "-mcpu=$cpu"
1665 enable fast_unaligned
1666 ;;
0223bd6f
MR
1667 armv*)
1668 add_cflags "-march=$cpu"
1669 ;;
f2e49553 1670 arm*)
6b19786b
MR
1671 add_cflags "-mcpu=$cpu"
1672 ;;
bb270c08 1673 *)
7483e694 1674 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1675 ;;
a4adb608
MN
1676 esac
1677fi
1678
be0d52ab 1679# make sure we can execute files in $TMPDIR
2270b4b2 1680cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1681#! /bin/sh
1682EOF
2270b4b2
DB
1683chmod +x $TMPSH >> $logfile 2>&1
1684if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1685 cat <<EOF
1686Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1687variable to another directory and make sure that $TMPDIR1 is not mounted
1688noexec.
be0d52ab
MR
1689EOF
1690 die "Sanity test failed."
1691fi
edd08265 1692rm $TMPSH
be0d52ab 1693
1a268acc
MR
1694# compiler sanity check
1695check_exec <<EOF
c23a0ac8 1696int main(void){ return 0; }
1a268acc
MR
1697EOF
1698if test "$?" != 0; then
1699 echo "$cc is unable to create an executable file."
93b3c083 1700 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1701 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1702 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1703 fi
1704 die "C compiler test failed."
1705fi
1706
b4d96ba2
MR
1707check_cc <<EOF || die "Symbol mangling check failed."
1708int ff_extern;
1709EOF
2f05d9c1 1710sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1711extern_prefix=${sym%%ff_extern*}
1712
61d251db
MR
1713check_asm inline_asm '""'
1714
9eeed841 1715if enabled x86; then
44965991
PI
1716 # check whether EBP is available on x86
1717 # As 'i' is stored on the stack, this program will crash
1718 # if the base pointer is used to access it because the
1719 # base pointer is cleared in the inline assembly code.
7dfef245 1720 check_exec_crash <<EOF && enable ebp_available
44965991 1721 volatile int i=0;
be449fca 1722 __asm__ volatile (
44965991
PI
1723 "xorl %%ebp, %%ebp"
1724 ::: "%ebp");
1725 return i;
44965991
PI
1726EOF
1727
1728 # check wether EBX is available on x86
940f335a 1729 check_asm ebx_available '"":::"%ebx"'
8e380710 1730
d7f0920b 1731 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1732 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1733 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1734
1735 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1736
1737 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1738 enabled x86_64 && append YASMFLAGS "-m amd64"
1739 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1740 case "$objformat" in
1741 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1742 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1743 *) append YASMFLAGS "-DPREFIX" ;;
1744 esac
1745 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1746fi
1747
87ea51e0
LB
1748# check for assembler specific support
1749
cc6a90dd 1750if test $arch = "powerpc"; then
5eb39de9 1751 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1752fi
1753
57bd82d4
MR
1754# check for SIMD availability
1755
115329f1 1756# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1757if enabled altivec; then
3ed1a2ee
DB
1758 check_cflags -maltivec -mabi=altivec &&
1759 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1760 check_cflags -faltivec
b6e52719 1761
0182fee8 1762 # check if our compiler supports Motorola AltiVec C API
497237c7 1763 check_cc <<EOF || disable altivec
dcd479c0 1764$inc_altivec_h
a9a07762
MN
1765int main(void) {
1766 vector signed int v1, v2, v3;
1767 v1 = vec_add(v2,v3);
1768 return 0;
1769}
1770EOF
b006b26c
DB
1771
1772 # check if our compiler supports braces for vector declarations
80a61f08 1773 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1774$inc_altivec_h
80a61f08 1775int main (void) { (vector int) {1}; return 0; }
b006b26c 1776EOF
a9a07762 1777fi
ab6c65f6 1778
b4e806b2
MC
1779# We have to check if pld is a nop and disable it.
1780enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1781enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1782enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1783enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1784enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1785enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1786enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1787enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1788
8b03def6
DB
1789enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1790
57bd82d4
MR
1791# ---
1792# big/little-endian test
9eebe687
MR
1793check_cc <<EOF || die "endian test failed"
1794unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1795EOF
d04d9e16 1796od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1797
a3999908 1798# ---
3d204385
NK
1799# check availability of some header files
1800
a98bb16d
RP
1801if check_func dlopen; then
1802 ldl=
1803elif check_func dlopen -ldl; then
1804 ldl=-ldl
8bf5d58f
MN
1805fi
1806
7483e694
DB
1807check_func fork
1808check_func gethrtime
1809check_func getrusage
094c09bb 1810check_func inet_aton $network_extralibs
7483e694
DB
1811check_func memalign
1812check_func mkstemp
2446d3d6 1813check_func_headers windows.h GetProcessTimes
6ffa87d3 1814
e16e49ac 1815check_header conio.h
a98bb16d
RP
1816check_header dlfcn.h
1817check_header malloc.h
bf6ce82d 1818check_header poll.h
b58412f1 1819check_header sys/mman.h
b091aa44 1820check_header sys/resource.h
bf6ce82d 1821check_header sys/select.h
a98bb16d
RP
1822check_header termios.h
1823
1824if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1825 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1826fi
e16e49ac 1827
a4fa192c 1828disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1829disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1830
1831# check for some common methods of building with pthread support
1832# do this before the optional library checks as some of them require pthreads
1833if enabled pthreads; then
9e7fd101
MR
1834 if check_func pthread_create; then
1835 :
1836 elif check_func pthread_create -pthread; then
1837 add_cflags -pthread
afc9aee2 1838 add_extralibs -pthread
9e7fd101
MR
1839 elif check_func pthread_create -pthreads; then
1840 add_cflags -pthreads
afc9aee2 1841 add_extralibs -pthreads
8d94f606
GT
1842 elif check_func pthread_create -lpthreadGC2; then
1843 add_extralibs -lpthreadGC2
9e7fd101
MR
1844 elif ! check_lib pthread.h pthread_create -lpthread; then
1845 die "ERROR: can't find pthreads library"
1846 fi
57bd82d4
MR
1847fi
1848
8eee7025 1849for thread in $THREADS_LIST; do
e5f94c2b 1850 if enabled $thread; then
3ae3b721
RP
1851 test -n "$thread_type" &&
1852 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1853 thread_type="$thread"
e5f94c2b
RP
1854 fi
1855done
1856
fdf88598
MR
1857check_lib math.h sin -lm
1858
a33cab3a
MK
1859# test for C99 functions in math.h
1860for func in llrint lrint lrintf round roundf; do
1861 check_exec <<EOF && enable $func || disable $func
f32adb22 1862#include <math.h>
a33cab3a 1863int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1864EOF
a33cab3a 1865done
f32adb22 1866
57bd82d4 1867# these are off by default, so fail if requested and not available
79fda097 1868enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1869enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1870enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1871enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1872 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1873 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1874enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1875enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1876enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1877enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1878enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1879enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1880 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1881enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1882enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1883enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1884enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1885 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1886 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1887enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1888enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1889
0b4a1821
AS
1890# libdc1394 check
1891if enabled libdc1394; then
1892 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1893 enable libdc1394_2; } ||
1894 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1895 enable libdc1394_1; } ||
1896 die "ERROR: No version of libdc1394 found "
1897fi
1898
1899
c13e1abd
FH
1900_restrict=
1901for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1902 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1903void foo(char * $restrict_keyword p);
1904EOF
c13e1abd
FH
1905done
1906
703afd07 1907test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1908
4f854758 1909if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1910 disable vhook
fbb9d104 1911 echo
b0268cc0 1912 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1913 echo "Patches welcome."
1914 echo
1915fi
1916
8d923001
MR
1917if enabled vhook; then
1918 check_ldflags -rdynamic
1919 check_ldflags -export-dynamic
1920fi
bfd2edeb 1921
eea50282
MR
1922check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1923check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1924
a86b921c 1925##########################################
29799f8b 1926# SDL check
a86b921c 1927
497237c7
RP
1928disable sdl_too_old
1929disable sdl
6a1a892f 1930SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1931if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1932 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1933 temp_cflags $sdl_cflags
dcd479c0 1934 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1935 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1936 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1937 if test "$_sdlversion" -lt 121 ; then
497237c7 1938 enable sdl_too_old
dcd479c0 1939 else
497237c7 1940 enable sdl
225e21ef 1941 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1942#include <SDL.h>
d6773f56 1943int main(int argc, char **argv){
29f3b38a
MR
1944 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1945 int w = vi->current_w;
1946 return 0;
1947}
1948EOF
dcd479c0
MR
1949 fi
1950 fi
29f3b38a 1951 restore_flags
c3f6b472 1952fi
57bd82d4 1953
2270b4b2 1954texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1955
7a91333f 1956##########################################
73b46a95
RP
1957# Network check
1958
1959if enabled network; then
96000432 1960 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1961 # Prefer arpa/inet.h over winsock2
1962 if check_header arpa/inet.h ; then
1963 check_func closesocket
1964 elif check_header winsock2.h ; then
ea10ddde 1965 network_extralibs="-lws2_32"
72be9e73 1966 check_type ws2tcpip.h socklen_t
2446d3d6 1967 check_func_headers winsock2.h closesocket
73b46a95
RP
1968 fi
1969fi
1970
1971##########################################
29799f8b 1972# IPv6 check
7a91333f 1973
497237c7 1974enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1975#include <sys/types.h>
1976#include <sys/socket.h>
1977#include <netinet/in.h>
1978#include <netdb.h>
db817cf3 1979int main(void) {
7483e694
DB
1980 struct sockaddr_storage saddr;
1981 struct ipv6_mreq mreq6;
1982 getaddrinfo(0,0,0,0);
1983 getnameinfo(0,0,0,0,0,0,0);
1984 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1985}
1986EOF
1987
06e31011
RP
1988check_header linux/videodev.h
1989check_header linux/videodev2.h
1b6e8b73 1990check_header sys/videoio.h
47f38850 1991
2446d3d6 1992check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1993
f8aa696f 1994# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1995{ check_header dev/bktr/ioctl_meteor.h &&
1996 check_header dev/bktr/ioctl_bt848.h; } ||
1997{ check_header machine/ioctl_meteor.h &&
1998 check_header machine/ioctl_bt848.h; } ||
1999{ check_header dev/video/meteor/ioctl_meteor.h &&
2000 check_header dev/video/bktr/ioctl_bt848.h; } ||
2001check_header dev/ic/bt8xx.h
f8aa696f 2002
c7682de0
RP
2003check_header sys/soundcard.h
2004check_header soundcard.h
deb29777 2005
7483e694 2006# deal with the X11 frame grabber
56a059ac 2007enabled x11grab &&
f58f4ce1
GP
2008check_header X11/Xlib.h &&
2009check_header X11/extensions/XShm.h &&
2010check_func XOpenDisplay -lX11 &&
06eab4ba 2011check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2012
40bcf4c7 2013enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2014
2015# add some useful compiler flags if supported
2016check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2017check_cflags -Wall
2018check_cflags -Wno-switch
c07bd6a9
MN
2019check_cflags -Wdisabled-optimization
2020check_cflags -Wpointer-arith
2021check_cflags -Wredundant-decls
cc1fb623 2022check_cflags -Wno-pointer-sign
f4929996 2023check_cflags -Wcast-qual
9aceb3cf 2024check_cflags -Wwrite-strings
652a5bf6 2025check_cflags -Wtype-limits
5af4e0cc 2026enabled extra_warnings && check_cflags -Winline
cf9d24ad 2027
57bd82d4 2028# add some linker flags
5c0e9479 2029check_ldflags -Wl,--warn-common
8351d2ba
DB
2030check_ldflags -Wl,--as-needed
2031check_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 2032check_ldflags -Wl,-Bsymbolic
94a3401e 2033
bd2216e4
MR
2034if enabled small; then
2035 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2036 optimizations="small"
2037elif enabled optimizations; then
3dddba4b 2038 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
2039 add_cflags "-O5"
2040 add_ldflags "-O5"
cf9d24ad 2041 else
30a3e5d4 2042 add_cflags "-O3"
cf9d24ad 2043 fi
cddf3f45 2044fi
11fdbc44 2045check_cflags -fno-math-errno
b2eb2ff0 2046check_cflags -fno-signed-zeros
cddf3f45 2047
504a64b9 2048# add some flags for Intel C Compiler
0c45cd07 2049if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2050 # Just warnings, no remarks
2051 check_cflags -w1
2052 # -wd: Disable following warnings
2053 # 144, 167, 556: -Wno-pointer-sign
2054 # 10006: ignoring unknown option -fno-signed-zeros
2055 # 10156: ignoring option '-W'; no argument required
2056 check_cflags -wd144,167,556,10006,10156
2057 # 11030: Warning unknown option --as-needed
2058 # 10156: ignoring option '-export'; no argument required
2059 check_ldflags -wd10156,11030
907eb3b5
CEH
2060 # Allow to compile with optimizations
2061 check_ldflags -march=$cpu
504a64b9
CEH
2062fi
2063
80581e98 2064# PIC flags for shared library objects where they are needed
5af4e0cc 2065if enabled shared; then
569cb218
MR
2066 # LIBOBJFLAGS may have already been set in the OS configuration
2067 if test -z "$LIBOBJFLAGS" ; then
2068 case "$arch" in
b6bd7268 2069 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2070 esac
2071 fi
80581e98
MN
2072fi
2073
90be59ef 2074if enabled gprof; then
30a3e5d4
NP
2075 add_cflags "-p"
2076 add_ldflags "-p"
1db54e20
DB
2077fi
2078
3b26ee47 2079VHOOKCFLAGS="-fPIC"
18451f7d 2080
7f3c02fc 2081# Find out if the .align argument is a power of two or not.
9377b6ce 2082check_asm asmalign_pot '".align 3"'
4454dc1b 2083
7483e694
DB
2084enabled_any $DECODER_LIST && enable decoders
2085enabled_any $ENCODER_LIST && enable encoders
2086enabled_any $BSF_LIST && enable bsfs
2087enabled_any $DEMUXER_LIST && enable demuxers
2088enabled_any $MUXER_LIST && enable muxers
f7679c54 2089enabled_any $FILTER_LIST && enable filters
7483e694
DB
2090enabled_any $INDEV_LIST && enable demuxers
2091enabled_any $OUTDEV_LIST && enable muxers
2092enabled_any $PROTOCOL_LIST && enable protocols
2093
2094enabled_any $THREADS_LIST && enable threads
2095
2096check_deps $CONFIG_LIST \
b6bb00b0 2097 $CONFIG_EXTRA \
7483e694
DB
2098 $HAVE_LIST \
2099 $DECODER_LIST \
2100 $ENCODER_LIST \
2101 $PARSER_LIST \
2102 $BSF_LIST \
2103 $DEMUXER_LIST \
2104 $MUXER_LIST \
f7679c54 2105 $FILTER_LIST \
7483e694
DB
2106 $INDEV_LIST \
2107 $OUTDEV_LIST \
2108 $PROTOCOL_LIST \
f70f03f6 2109
f7b8bffe 2110enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2111enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2112enabled libtheora && append pkg_requires "theora"
f9def9cc 2113enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2114
3e89171a 2115echo "install prefix $prefix"
f36958f8
DB
2116echo "source path $source_path"
2117echo "C compiler $cc"
bfd5afd8 2118echo ".align is power-of-two $asmalign_pot"
f36958f8 2119echo "ARCH $arch ($cpu)"
ce8871c2
MR
2120if test "$build_suffix" != ""; then
2121 echo "build suffix $build_suffix"
eb94aca9 2122fi
ac63af34
DB
2123if test "$extra_version" != ""; then
2124 echo "version string suffix $extra_version"
2125fi
0db2ce77 2126echo "big-endian ${bigendian-no}"
419b8784 2127if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2128 echo "yasm ${yasm-no}"
0db2ce77
MR
2129 echo "MMX enabled ${mmx-no}"
2130 echo "CMOV enabled ${cmov-no}"
2131 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2132 echo "EBX available ${ebx_available-no}"
2133 echo "EBP available ${ebp_available-no}"
e41e8342 2134fi
cc6a90dd 2135if test $arch = "armv4l"; then
0db2ce77
MR
2136 echo "ARMv5TE enabled ${armv5te-no}"
2137 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2138 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2139 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2140 echo "NEON enabled ${neon-no}"
eba9ae3c 2141fi
e241ba14 2142if test $arch = "mips"; then
0db2ce77 2143 echo "MMI enabled ${mmi-no}"
e41e8342 2144fi
cc6a90dd 2145if test $arch = "powerpc"; then
0db2ce77
MR
2146 echo "AltiVec enabled ${altivec-no}"
2147 echo "dcbzl available ${dcbzl-no}"
e41e8342 2148fi
0db2ce77
MR
2149echo "gprof enabled ${gprof-no}"
2150echo "debug symbols ${debug-no}"
87a0fb62 2151echo "strip symbols ${stripping-no}"
8400d6b8 2152echo "optimizations ${optimizations-no}"
0db2ce77
MR
2153echo "static ${static-no}"
2154echo "shared ${shared-no}"
4a24ab64 2155echo "postprocessing support ${postproc-no}"
13ca50f3 2156echo "software scaler enabled ${swscale-no}"
f7679c54 2157echo "new filter support ${avfilter-no}"
81124ba0 2158echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2159echo "video hooking ${vhook-no}"
90be59ef 2160if enabled vhook; then
0db2ce77
MR
2161 echo "Imlib2 support ${imlib2-no}"
2162 echo "FreeType support ${freetype2-no}"
68892110 2163fi
0db2ce77 2164echo "network support ${network-no}"
90be59ef 2165if enabled network; then
0db2ce77 2166 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2167fi
0db2ce77
MR
2168echo "threading support ${thread_type-no}"
2169echo "SDL support ${sdl-no}"
90be59ef 2170if enabled sdl_too_old; then
bfd5afd8
DB
2171 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2172fi
0db2ce77
MR
2173echo "Sun medialib support ${mlib-no}"
2174echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2175echo "libamr-nb support ${libamr_nb-no}"
2176echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2177echo "libdc1394 support ${libdc1394-no}"
690bfceb 2178echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2179echo "libfaac enabled ${libfaac-no}"
2180echo "libfaad enabled ${libfaad-no}"
7e0871a7 2181echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2182echo "libgsm enabled ${libgsm-no}"
2183echo "libmp3lame enabled ${libmp3lame-no}"
2184echo "libnut enabled ${libnut-no}"
f7cd9eed 2185echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2186echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2187echo "libtheora enabled ${libtheora-no}"
2188echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2189echo "libx264 enabled ${libx264-no}"
2190echo "libxvid enabled ${libxvid-no}"
0db2ce77 2191echo "zlib enabled ${zlib-no}"
f402916e 2192echo "bzlib enabled ${bzlib-no}"
2c62e737 2193echo
de6d9b64 2194
f7679c54 2195for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2196 echo "Enabled ${type}s:"
f65c9da1 2197 eval list=\$$(toupper $type)_LIST
8138b9db 2198 for part in $list; do
f65c9da1
MR
2199 enabled $part && echo ${part%_*}
2200 done | sort | pr -3 -t
2201 echo
8138b9db
RP
2202done
2203
ba321adb
JK
2204license="LGPL"
2205if enabled nonfree; then
2206 license="unredistributable"
2207elif enabled gpl; then
2208 license="GPL"
2209fi
2210
2211echo "License: $license"
ca5323af 2212
cf1392e9
DB
2213echo "Creating config.mak and config.h..."
2214
29799f8b
DB
2215echo "# Automatically generated by configure - do not modify!" > config.mak
2216echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2217echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2218echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2219echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2220
d921f03f 2221echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2222echo "prefix=$prefix" >> config.mak
22a324da
DB
2223echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2224echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2225echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2226echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2227echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2228echo "CC=$cc" >> config.mak
304d586d 2229echo "YASM=$yasmexe" >> config.mak
980fc7b8 2230echo "AR=$ar" >> config.mak
be7109c1 2231echo "RANLIB=$ranlib" >> config.mak
20369773 2232echo "LN_S=$ln_s" >> config.mak
87a0fb62 2233enabled stripping &&
3ae3b721 2234 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2235 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2236
a9b3f630 2237echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2238echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2239echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2240echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2241echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2242echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2243echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2244echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2245echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2246echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2247echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2248echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2249echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2250echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2251echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2252echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2253echo "SLIBSUF=$SLIBSUF" >> config.mak
2254echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2255echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2256echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2257echo "HOSTCC=$host_cc" >> config.mak
2258echo "HOSTCFLAGS=$host_cflags" >> config.mak
2259echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2260echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2261echo "TARGET_EXEC=$target_exec" >> config.mak
2262echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2263
90be59ef 2264if enabled bigendian; then
7483e694
DB
2265 echo "WORDS_BIGENDIAN=yes" >> config.mak
2266 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2267fi
44161118 2268
90be59ef 2269if enabled sdl; then
7483e694
DB
2270 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2271 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2272fi
90be59ef 2273if enabled texi2html; then
7483e694 2274 echo "BUILD_DOC=yes" >> config.mak
146ea952 2275fi
5a872801 2276
719c8e00
MR
2277get_version(){
2278 name=$1
2279 file=$source_path/$2
147e7692
MR
2280 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2281 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2282 lcname=$(tolower $name)
2283 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2284 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2285}
2286
147e7692
MR
2287get_version LIBSWSCALE libswscale/swscale.h
2288get_version LIBPOSTPROC libpostproc/postprocess.h
2289get_version LIBAVCODEC libavcodec/avcodec.h
2290get_version LIBAVDEVICE libavdevice/avdevice.h
2291get_version LIBAVFORMAT libavformat/avformat.h
2292get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2293get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2294
5af4e0cc 2295if enabled shared; then
7483e694
DB
2296 echo "BUILD_SHARED=yes" >> config.mak
2297 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2298 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2299 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2300 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2301 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2302 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2303 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2304 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2305 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2306fi
d7e27559 2307echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2308echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2309
3d907e22
MR
2310print_config ARCH_ $TMPH config.mak $ARCH_LIST
2311print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2312print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2313 $CONFIG_EXTRA \
7483e694
DB
2314 $DECODER_LIST \
2315 $ENCODER_LIST \
2316 $PARSER_LIST \
2317 $BSF_LIST \
2318 $DEMUXER_LIST \
2319 $MUXER_LIST \
f7679c54 2320 $FILTER_LIST \
7483e694
DB
2321 $PROTOCOL_LIST \
2322 $INDEV_LIST \
2323 $OUTDEV_LIST \
8ac17293 2324
c13e1abd
FH
2325echo "#define restrict $_restrict" >> $TMPH
2326
bd2216e4 2327if enabled small; then
7483e694 2328 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2329fi
2330
997baf01
MR
2331echo "SRC_PATH=\"$source_path\"" >> config.mak
2332echo "SRC_PATH_BARE=$source_path" >> config.mak
2333echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2334
8156056e 2335# Apparently it's not possible to portably echo a backslash.
3ae3b721 2336enabled asmalign_pot &&
7483e694 2337 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2338 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2339
b4d96ba2 2340echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2341
9c05103f
DB
2342echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2343
b7860763 2344# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2345cmp -s $TMPH config.h &&
2346 echo "config.h is unchanged" ||
2347 mv -f $TMPH config.h
3d204385 2348
cea0ac52 2349rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2350
165af439 2351# build tree in object directory if source path is different from current one
90be59ef 2352if enabled source_path_used; then
165af439 2353 DIRS="\
7483e694
DB
2354 doc \
2355 libavcodec \
2356 libavcodec/alpha \
2357 libavcodec/armv4l \
2358 libavcodec/bfin \
2359 libavcodec/i386 \
2360 libavcodec/mlib \
2361 libavcodec/ppc \
2362 libavcodec/sh4 \
2363 libavcodec/sparc \
52a9cf34 2364 libavdevice \
f7679c54 2365 libavfilter \
7483e694
DB
2366 libavformat \
2367 libavutil \
2368 libpostproc \
2369 libswscale \
2370 tests \
2371 tools \
2372 vhook \
2373 "
165af439 2374 FILES="\
7483e694
DB
2375 Makefile \
2376 common.mak \
71c61f62 2377 subdir.mak \
7483e694
DB
2378 doc/texi2pod.pl \
2379 libavcodec/Makefile \
52a9cf34 2380 libavdevice/Makefile \
f7679c54 2381 libavfilter/Makefile \
7483e694
DB
2382 libavformat/Makefile \
2383 libavutil/Makefile \
2384 libpostproc/Makefile \
2385 libswscale/Makefile \
2386 "
165af439 2387 for dir in $DIRS ; do
7483e694 2388 mkdir -p $dir
165af439
MR
2389 done
2390 for f in $FILES ; do
20369773 2391 $ln_s "$source_path/$f" $f
165af439
MR
2392 done
2393fi
def4272a 2394
def4272a 2395
d0674868 2396# build pkg-config files
def4272a 2397
d0674868
DB
2398pkgconfig_generate(){
2399name=$1
b0dfd108 2400shortname=${name#lib}${build_suffix}
d0674868
DB
2401comment=$2
2402version=$3
2403libs=$4
2404requires=$5
25cd5cb3 2405cat <<EOF > $name/$name.pc
3e89171a 2406prefix=$prefix
a94e666c 2407exec_prefix=\${prefix}
f2b7382c 2408libdir=$libdir
7622778e 2409includedir=$incdir
def4272a 2410
d0674868
DB
2411Name: $name
2412Description: $comment
2413Version: $version
5dcfe9f8
AH
2414Requires: $(disabled shared && echo $requires)
2415Requires.private: $(enabled shared && echo $requires)
def4272a 2416Conflicts:
12701f6e
AH
2417Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2418Libs.private: $(enabled shared && echo $libs)
76a448ed 2419Cflags: -I\${includedir}
def4272a 2420EOF
25cd5cb3 2421cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2422prefix=
2423exec_prefix=
46d1ff83 2424libdir=\${pcfiledir}
1d44d365 2425includedir=${source_path}
def4272a 2426
d0674868
DB
2427Name: $name
2428Description: $comment
2429Version: $version
2430Requires: $requires
def4272a 2431Conflicts:
12701f6e 2432Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2433Cflags: -I\${includedir}
2434EOF
d0674868 2435}
def4272a 2436
e426941d 2437pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2438pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2439pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2440pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2441enabled avfilter &&
35a71f1d 2442 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2443enabled postproc &&
e426941d 2444 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2445if enabled swscale; then
e426941d 2446 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2447else
f436a23e 2448 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2449 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2450fi