Set CPU selection flags in $cpuflags, add to cflags outside case block
[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
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
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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
cde2d79a
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54 exit 1
55fi
56
74c53c2d
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
14a8acf1 67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
74c53c2d 68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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72 echo
73 echo "Configuration options:"
e6b9d588
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74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
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76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
9cad0e4e 78 echo " --enable-version3 upgrade (L)GPL to version 3 [no]"
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79 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
80 echo " and binaries will be unredistributable [no]"
62560865
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81 echo " --disable-ffmpeg disable ffmpeg build"
82 echo " --disable-ffplay disable ffplay build"
83 echo " --disable-ffserver disable ffserver build"
e6b9d588 84 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 85 echo " --enable-avfilter video filter support [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
e6b9d588
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87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
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92 echo " --disable-network disable network support [no]"
93 echo " --disable-ipv6 disable IPv6 support [no]"
94 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
95 echo " --enable-gray enable full grayscale support (slower color)"
a9ddb5b1 96 echo " --disable-swscale-alpha disable alpha channel support in swscale"
aa033b1e 97 echo " --disable-fastdiv disable table-based division"
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98 echo " --enable-small optimize for size instead of speed"
99 echo " --disable-aandct disable AAN DCT code"
100 echo " --disable-fft disable FFT code"
101 echo " --disable-golomb disable Golomb code"
102 echo " --disable-mdct disable MDCT code"
68602540 103 echo " --disable-rdft disable RDFT code"
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104 echo " --disable-vaapi disable VAAPI code"
105 echo " --disable-vdpau disable VDPAU code"
e90f5b5a 106 echo " --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"
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107 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
108 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
109 echo " --enable-beos-netserver enable BeOS netserver"
110 echo " --disable-encoder=NAME disable encoder NAME"
111 echo " --enable-encoder=NAME enable encoder NAME"
112 echo " --disable-encoders disable all encoders"
113 echo " --disable-decoder=NAME disable decoder NAME"
114 echo " --enable-decoder=NAME enable decoder NAME"
115 echo " --disable-decoders disable all decoders"
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116 echo " --disable-hwaccel=NAME disable hwaccel NAME"
117 echo " --enable-hwaccel=NAME enable hwaccel NAME"
118 echo " --disable-hwaccels disable all hwaccels"
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119 echo " --disable-muxer=NAME disable muxer NAME"
120 echo " --enable-muxer=NAME enable muxer NAME"
121 echo " --disable-muxers disable all muxers"
122 echo " --disable-demuxer=NAME disable demuxer NAME"
123 echo " --enable-demuxer=NAME enable demuxer NAME"
124 echo " --disable-demuxers disable all demuxers"
125 echo " --enable-parser=NAME enable parser NAME"
126 echo " --disable-parser=NAME disable parser NAME"
127 echo " --disable-parsers disable all parsers"
128 echo " --enable-bsf=NAME enable bitstream filter NAME"
129 echo " --disable-bsf=NAME disable bitstream filter NAME"
130 echo " --disable-bsfs disable all bitstream filters"
131 echo " --enable-protocol=NAME enable protocol NAME"
132 echo " --disable-protocol=NAME disable protocol NAME"
133 echo " --disable-protocols disable all protocols"
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134 echo " --disable-indev=NAME disable input device NAME"
135 echo " --disable-outdev=NAME disable output device NAME"
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136 echo " --disable-indevs disable input devices"
137 echo " --disable-outdevs disable output devices"
138 echo " --disable-devices disable all devices"
139 echo " --enable-filter=NAME enable filter NAME"
140 echo " --disable-filter=NAME disable filter NAME"
141 echo " --disable-filters disable all filters"
142 echo " --list-decoders show all available decoders"
143 echo " --list-encoders show all available encoders"
5666fd73 144 echo " --list-hwaccels show all available hardware accelerators"
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145 echo " --list-muxers show all available muxers"
146 echo " --list-demuxers show all available demuxers"
147 echo " --list-parsers show all available parsers"
148 echo " --list-protocols show all available protocols"
149 echo " --list-bsfs show all available bitstream filters"
150 echo " --list-indevs show all available input devices"
151 echo " --list-outdevs show all available output devices"
152 echo " --list-filters show all available filters"
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153 echo
154 echo "External library support:"
0a23c0bb 155 echo " --enable-avisynth enable reading of AVISynth script files [no]"
27cb5cbc 156 echo " --enable-bzlib enable bzlib [autodetect]"
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DB
157 echo " --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]"
158 echo " --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]"
f7b8bffe 159 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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DB
160 echo " and libraw1394 [no]"
161 echo " --enable-libdirac enable Dirac support via libdirac [no]"
162 echo " --enable-libfaac enable FAAC support via libfaac [no]"
163 echo " --enable-libfaad enable FAAD support via libfaad [no]"
164 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
165 echo " --enable-libgsm enable GSM support via libgsm [no]"
166 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 167 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 168 echo " native (de)muxer exists [no]"
9a77d59a 169 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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170 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
171 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
172 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 173 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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DB
174 echo " native implementation exists [no]"
175 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 176 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 177 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 178 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 179 echo " --enable-zlib enable zlib [autodetect]"
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180 echo ""
181 echo "Advanced options (experts only):"
182 echo " --source-path=PATH path to source code [$source_path]"
183 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 184 echo " --enable-cross-compile assume a cross-compiler is used"
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185 echo " --sysroot=PATH root of cross-build tree"
186 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 187 echo " --target-os=OS compiler targets OS [$target_os]"
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188 echo " --target-exec=CMD command to run executables on target"
189 echo " --target-path=DIR path to view of build directory on target"
89641463 190 echo " --nm=NM use nm tool"
313c46a6 191 echo " --as=AS use assembler AS [$as_default]"
15396d5c 192 echo " --cc=CC use C compiler CC [$cc_default]"
684b28e0 193 echo " --ld=LD use linker LD"
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194 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
195 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
196 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
197 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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198 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
199 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
200 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 201 echo " --extra-version=STRING version string suffix []"
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DB
202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$arch]"
204 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 205 echo " instruction selection, may crash on older CPUs)"
2b4c3615 206 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 207 echo " (requires enabling PMC)"
4f50c3d5 208 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 209 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 210 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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DB
211 echo " --disable-mmx disable MMX optimizations"
212 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 213 echo " --disable-sse disable SSE optimizations"
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DB
214 echo " --disable-ssse3 disable SSSE3 optimizations"
215 echo " --disable-armv5te disable armv5te optimizations"
216 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 217 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 218 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 219 echo " --disable-iwmmxt disable iwmmxt optimizations"
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DB
220 echo " --disable-mmi disable MMI optimizations"
221 echo " --disable-neon disable neon optimizations"
222 echo " --disable-vis disable VIS optimizations"
7595a5e4 223 echo " --disable-yasm disable use of yasm assembler"
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224 echo
225 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 226 echo " --disable-debug disable debugging symbols"
b7d49373 227 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 228 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 229 echo " --disable-optimizations disable compiler optimizations"
0a622b98 230 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 231 echo " --disable-stripping disable stripping of executables and shared libraries"
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232 echo ""
233 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 234 exit 0
74c53c2d 235}
cf9d24ad 236
57bd82d4 237log(){
2270b4b2 238 echo "$@" >> $logfile
57bd82d4
MR
239}
240
720c69da 241log_file(){
c8e9f801 242 log BEGIN $1
2270b4b2 243 pr -n -t $1 >> $logfile
c8e9f801
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244 log END $1
245}
246
2ba042a7 247echolog(){
c8e9f801 248 log "$@"
57bd82d4 249 echo "$@"
2ba042a7
MR
250}
251
252die(){
253 echolog "$@"
254 cat <<EOF
d326cf7f 255
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256If you think configure made a mistake, make sure you are using the latest
257version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 258ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 259EOF
e155a21a 260 if disabled logging; then
2ba042a7 261 cat <<EOF
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DB
262Rerun configure with logging enabled (do not use --disable-logging), and
263include the log this produces with your report.
2ba042a7
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264EOF
265 else
266cat <<EOF
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DB
267Include the log file "$logfile" produced by configure as this will help
268solving the problem.
2ba042a7
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269EOF
270 fi
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271 exit 1
272}
273
6c6007d6 274# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 275toupper(){
6c6007d6 276 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
277}
278
4a5444db 279tolower(){
6c6007d6 280 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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MR
281}
282
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MR
283c_escape(){
284 echo "$*" | sed 's/["\\]/\\\0/g'
285}
286
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287sh_quote(){
288 v=$(echo "$1" | sed "s/'/'\\\\''/g")
289 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
290 echo "$v"
291}
292
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MR
293set_all(){
294 value=$1
295 shift
296 for var in $*; do
297 eval $var=$value
298 done
299}
300
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301set_weak(){
302 value=$1
303 shift
304 for var; do
305 eval : \${$var:=$value}
306 done
307}
308
799c9e9b
MR
309pushvar(){
310 for var in $*; do
311 eval level=\${${var}_level:=0}
312 eval ${var}_${level}="\$$var"
313 eval ${var}_level=$(($level+1))
314 done
315}
316
317popvar(){
318 for var in $*; do
319 eval level=\${${var}_level:-0}
320 test $level = 0 && continue
321 eval level=$(($level-1))
322 eval $var="\${${var}_${level}}"
323 eval ${var}_level=$level
324 eval unset ${var}_${level}
325 done
326}
327
a8d04fba
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328enable(){
329 set_all yes $*
330}
331
332disable(){
333 set_all no $*
334}
335
72a43668
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336enable_weak(){
337 set_weak yes $*
338}
339
340disable_weak(){
341 set_weak no $*
342}
343
72702705
MR
344enable_safe(){
345 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
346}
347
348disable_safe(){
349 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
350}
351
f9d328da
MR
352do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
c510c7b5
MR
356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
f9d328da 358 enable_deep $sel
c510c7b5
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359 popvar sgs
360 enable_deep_weak $sgs
f9d328da
MR
361 popvar var
362 done
363}
364
365enable_deep(){
366 do_enable_deep $*
367 enable $*
368}
369
72a43668
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370enable_deep_weak(){
371 do_enable_deep $*
372 enable_weak $*
373}
374
57bd82d4 375enabled(){
3250003c
MR
376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
44161118
MR
378}
379
37970ebf 380disabled(){
3250003c
MR
381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
383}
384
44161118
MR
385enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389}
390
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DB
391disabled_all(){
392 for opt; do
393 disabled $opt || return 1
394 done
395}
396
44161118
MR
397enabled_any(){
398 for opt; do
399 enabled $opt && return 0
400 done
401}
402
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DB
403disabled_any(){
404 for opt; do
405 disabled $opt && return 0
406 done
f7b230a7 407 return 1
85bca2c5
DB
408}
409
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MR
410set_default(){
411 for opt; do
88268e94 412 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
413 done
414}
415
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416is_in(){
417 value=$1
418 shift
419 for var in $*; do
420 [ $var = $value ] && return 0
421 done
422 return 1
423}
424
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425check_deps(){
426 for cfg; do
3250003c 427 cfg="${cfg#!}"
799c9e9b
MR
428 enabled ${cfg}_checking && die "Circular dependency for $cfg."
429 disabled ${cfg}_checking && continue
430 enable ${cfg}_checking
431
30fd06be
MR
432 eval dep_all="\$${cfg}_deps"
433 eval dep_any="\$${cfg}_deps_any"
7ef3425f 434 eval dep_sel="\$${cfg}_select"
c510c7b5 435 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 436
c510c7b5
MR
437 pushvar cfg dep_all dep_any dep_sel dep_sgs
438 check_deps $dep_all $dep_any $dep_sel $dep_sgs
439 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 440
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MR
441 enabled_all $dep_all || disable $cfg
442 enabled_any $dep_any || disable $cfg
7ef3425f 443 disabled_any $dep_sel && disable $cfg
799c9e9b 444
4ec45764
RP
445 if enabled $cfg; then
446 eval dep_extralibs="\$${cfg}_extralibs"
447 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 448 enable_deep $dep_sel
c510c7b5 449 enable_deep_weak $dep_sgs
4ec45764
RP
450 fi
451
799c9e9b 452 disable ${cfg}_checking
30fd06be
MR
453 done
454}
455
44161118
MR
456print_config(){
457 pfx=$1
458 header=$2
459 makefile=$3
460 shift 3
461 for cfg; do
5e622c40 462 ucname="$(toupper $cfg)"
44161118 463 if enabled $cfg; then
3d907e22 464 echo "#define ${pfx}${ucname} 1" >> $header
3d907e22
MR
465 echo "${pfx}${ucname}=yes" >> $makefile
466 else
b250f9c6 467 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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468 fi
469 done
57bd82d4
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470}
471
472flags_saved(){
2270b4b2 473 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
dcd479c0
MR
478 SAVE_CFLAGS="$CFLAGS"
479 SAVE_LDFLAGS="$LDFLAGS"
480 SAVE_extralibs="$extralibs"
481}
482
483restore_flags(){
f5d28d10 484 flags_saved || return
dcd479c0
MR
485 CFLAGS="$SAVE_CFLAGS"
486 LDFLAGS="$SAVE_LDFLAGS"
487 extralibs="$SAVE_extralibs"
488 unset SAVE_CFLAGS
489 unset SAVE_LDFLAGS
490 unset SAVE_extralibs
491}
492
493temp_cflags(){
494 save_flags
495 CFLAGS="$CFLAGS $*"
496}
497
498temp_ldflags(){
499 save_flags
500 LDFLAGS="$LDFLAGS $*"
501}
502
503temp_extralibs(){
504 save_flags
505 extralibs="$extralibs $*"
506}
507
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MR
508append(){
509 var=$1
510 shift
511 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
512 eval "$var=\"\$$var $*\""
513}
514
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MR
515add_cppflags(){
516 append CPPFLAGS "$@"
517}
518
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MR
519add_cflags(){
520 append CFLAGS "$@"
521}
522
523add_ldflags(){
524 append LDFLAGS "$@"
525}
526
527add_extralibs(){
528 append extralibs "$@"
529}
530
b0cfb663 531check_cmd(){
b3cb5d51 532 log "$@"
2270b4b2 533 "$@" >> $logfile 2>&1
b0cfb663
MR
534}
535
dcd479c0 536check_cc(){
57bd82d4 537 log check_cc "$@"
2270b4b2 538 cat > $TMPC
720c69da 539 log_file $TMPC
50a334e4 540 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
541}
542
543check_cpp(){
544 log check_cpp "$@"
2270b4b2 545 cat > $TMPC
720c69da 546 log_file $TMPC
50a334e4 547 check_cmd $cc $CPPFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
548}
549
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MR
550check_as(){
551 log check_as "$@"
552 cat > $TMPC
553 log_file $TMPC
50a334e4 554 check_cmd $as $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
555}
556
940f335a
MR
557check_asm(){
558 log check_asm "$@"
559 name="$1"
560 asm="$2"
561 shift 2
f65883c8 562 check_as "$@" <<EOF && enable $name || disable $name
124c21d7 563void foo(void){ __asm__ volatile($asm); }
940f335a
MR
564EOF
565}
566
304d586d
LM
567check_yasm(){
568 log check_yasm "$@"
569 echo "$1" > $TMPS
570 log_file $TMPS
571 shift 1
572 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
573}
574
dcd479c0 575check_ld(){
57bd82d4 576 log check_ld "$@"
0607887f 577 check_cc || return
3155a644
MR
578 flags=''
579 libs=''
580 for f; do
581 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
582 done
684b28e0 583 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
584}
585
50a334e4
MR
586check_cppflags(){
587 log check_cppflags "$@"
588 check_cc "$@" <<EOF && add_cppflags "$@"
589int x;
590EOF
591}
592
dcd479c0 593check_cflags(){
57bd82d4
MR
594 log check_cflags "$@"
595 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
596int x;
597EOF
598}
599
600check_ldflags(){
57bd82d4
MR
601 log check_ldflags "$@"
602 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 603int main(void){ return 0; }
dcd479c0
MR
604EOF
605}
606
607check_header(){
57bd82d4 608 log check_header "$@"
dcd479c0
MR
609 header=$1
610 shift
b77df637
MR
611 disable_safe $header
612 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
613#include <$header>
614int x;
615EOF
616}
617
618check_func(){
57bd82d4 619 log check_func "$@"
dcd479c0
MR
620 func=$1
621 shift
d8bc5f06
MR
622 disable $func
623 check_ld "$@" <<EOF && enable $func
dcd479c0 624extern int $func();
c23a0ac8 625int main(void){ $func(); }
dcd479c0
MR
626EOF
627}
628
2446d3d6
DB
629check_func_headers(){
630 log check_func_headers "$@"
f8d7b072
MR
631 headers=$1
632 func=$2
633 shift 2
634 disable $func
635 incs=""
636 for hdr in $headers; do
637 incs="$incs
638#include <$hdr>"
639 done
cd0d9a9d 640 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 641$incs
d6773f56 642int main(int argc, char **argv){
f8d7b072
MR
643 (void) $func;
644 return 0;
645}
646EOF
647}
648
a5344cf7
SS
649check_cpp_condition(){
650 log check_cpp_condition "$@"
651 header=$1
652 condition=$2
653 check_cpp <<EOF
654#include <$header>
655#if !($condition)
656#error "unsatisfied condition: $condition"
657#endif
658EOF
659}
660
57bd82d4
MR
661check_lib(){
662 log check_lib "$@"
663 header="$1"
664 func="$2"
665 shift 2
fcfcde17
MR
666 temp_extralibs "$@"
667 check_header $header && check_func $func && add_extralibs "$@"
668 err=$?
669 restore_flags
670 return $err
57bd82d4
MR
671}
672
f8d7b072
MR
673check_lib2(){
674 log check_lib2 "$@"
675 headers="$1"
676 func="$2"
677 shift 2
678 temp_extralibs "$@"
2446d3d6 679 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
680 err=$?
681 restore_flags
682 return $err
683}
684
dcd479c0 685check_exec(){
2270b4b2 686 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
687}
688
7dfef245 689check_exec_crash(){
5e622c40 690 code=$(cat)
7dfef245
MR
691
692 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
693 # are safe but may not be available everywhere. Thus we use
694 # raise(SIGTERM) instead. The check is run in a subshell so we
695 # can redirect the "Terminated" message from the shell. SIGBUS
696 # is not defined by standard C so it is used conditionally.
697
2270b4b2 698 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
699#include <signal.h>
700static void sighandler(int sig){
701 raise(SIGTERM);
702}
e5af4a11 703int main(void){
7dfef245
MR
704 signal(SIGILL, sighandler);
705 signal(SIGFPE, sighandler);
706 signal(SIGSEGV, sighandler);
707#ifdef SIGBUS
708 signal(SIGBUS, sighandler);
709#endif
710 { $code }
711}
712EOF
713}
714
72be9e73
DY
715check_type(){
716 log check_type "$@"
717 headers=$1
718 type=$2
719 shift 2
720 disable $type
721 incs=""
722 for hdr in $headers; do
723 incs="$incs
724#include <$hdr>"
725 done
726 check_cc "$@" <<EOF && enable $type
727$incs
728$type v;
729EOF
730}
731
57bd82d4
MR
732require(){
733 name="$1"
734 header="$2"
735 func="$3"
736 shift 3
737 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
738}
739
f8d7b072
MR
740require2(){
741 name="$1"
742 headers="$2"
743 func="$3"
744 shift 3
745 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
746}
747
eea50282
MR
748check_foo_config(){
749 cfg=$1
750 pkg=$2
751 header=$3
752 func=$4
753 shift 4
754 disable $cfg
755 check_cmd ${pkg}-config --version
756 err=$?
757 if test "$err" = 0; then
5e622c40
DB
758 temp_cflags $(${pkg}-config --cflags)
759 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
760 check_lib "$@" $header $func && enable $cfg
761 fi
762 return $err
763}
764
c505dd31
MR
765apply(){
766 file=$1
767 shift
768 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
769}
770
dcd61286
DB
771# CONFIG_LIST contains configurable options, while HAVE_LIST is for
772# system-dependent things.
773
4a0d6686
AJ
774COMPONENT_LIST="
775 bsfs
776 decoders
777 demuxers
778 encoders
3cde40aa 779 filters
5666fd73 780 hwaccels
c552605c 781 indevs
4a0d6686 782 muxers
c552605c 783 outdevs
4a0d6686
AJ
784 parsers
785 protocols
786"
787
788CONFIG_LIST="
789 $COMPONENT_LIST
e8ed9b7a 790 aandct
f7679c54
VS
791 avfilter
792 avfilter_lavf
c88f5d72
MR
793 avisynth
794 beos_netserver
f402916e 795 bzlib
27a9466b 796 fastdiv
c88f5d72
MR
797 ffmpeg
798 ffplay
799 ffserver
1848f7d9 800 fft
4f034993 801 golomb
c88f5d72 802 gpl
ecfc4f44 803 gprof
d8d0d0b2 804 gray
3abe5fbd 805 hardcoded_tables
c88f5d72 806 ipv6
f7b8bffe 807 libdc1394
690bfceb 808 libdirac
2eed5a46
DB
809 libfaac
810 libfaad
811 libfaadbin
c88f5d72 812 libgsm
6ebe07fb 813 libmp3lame
c88f5d72 814 libnut
0b175caa
DB
815 libopencore_amrnb
816 libopencore_amrwb
9a77d59a 817 libopenjpeg
f7cd9eed 818 libschroedinger
ae14f311 819 libspeex
150d2772 820 libtheora
c88f5d72 821 libvorbis
1cc60c47
DB
822 libx264
823 libxvid
47a158cb 824 mdct
c88f5d72 825 memalign_hack
a8150374 826 mlib
c88f5d72
MR
827 mpegaudio_hp
828 network
3fe142e2 829 nonfree
4a24ab64 830 postproc
2b4c3615 831 powerpc_perf
68602540 832 rdft
e90f5b5a 833 runtime_cpudetect
2e35e684 834 shared
bd2216e4 835 small
2e35e684 836 static
a9ddb5b1 837 swscale_alpha
17492d5e
DB
838 vaapi
839 vdpau
9cad0e4e 840 version3
56a059ac 841 x11grab
c88f5d72 842 zlib
4a0d6686 843"
c88f5d72 844
8eee7025
DB
845THREADS_LIST='
846 beosthreads
d22e8442 847 os2threads
8eee7025
DB
848 pthreads
849 w32threads
850'
851
3f5b56e5
MR
852ARCH_LIST='
853 alpha
a2fc0f6a 854 arm
3f5b56e5
MR
855 bfin
856 ia64
857 m68k
858 mips
bae3abb0 859 mips64
3f5b56e5 860 parisc
79cb09b2 861 ppc
34d11b87 862 ppc64
3f5b56e5
MR
863 s390
864 sh4
865 sparc
866 sparc64
867 x86
868 x86_32
869 x86_64
870'
871
872ARCH_EXT_LIST='
1ac9331a 873 altivec
3bf96eec 874 amd3dnow
a1ef9f08 875 amd3dnowext
1ac9331a 876 armv5te
edab3048 877 armv6
ab5cb084 878 armv6t2
f55b299a 879 armvfp
3f5b56e5
MR
880 iwmmxt
881 mmi
882 mmx
d7f0920b 883 mmx2
6b18d278 884 neon
799fde37 885 ppc4xx
1bb04d5a 886 sse
9eeed841 887 ssse3
bd9d34a0 888 vis
3f5b56e5
MR
889'
890
891HAVE_LIST="
892 $ARCH_EXT_LIST
893 $THREADS_LIST
35fd8122 894 alsa_asoundlib_h
3f5b56e5 895 altivec_h
c9fdab0d 896 arpa_inet_h
08a85a59 897 bigendian
6bd859d6 898 bswap
ecf97f22 899 closesocket
1ac9331a 900 cmov
e16e49ac 901 conio_h
c88f5d72 902 dcbzl
f8aa696f
DB
903 dev_bktr_ioctl_bt848_h
904 dev_bktr_ioctl_meteor_h
905 dev_ic_bt8xx_h
906 dev_video_meteor_ioctl_meteor_h
907 dev_video_bktr_ioctl_bt848_h
18b67ae5 908 dlfcn_h
c88f5d72 909 dlopen
bc574408 910 dos_paths
245626d0
DB
911 ebp_available
912 ebx_available
c2a29455 913 fast_64bit
7073e9fc 914 fast_cmov
7b829d2a 915 fast_unaligned
9d99cc5a 916 fork
da9e86f8 917 gethrtime
4e68cb8a 918 GetProcessTimes
66be5b45 919 getrusage
2e1913b1 920 inet_aton
61d251db 921 inline_asm
9f5ff83f 922 ldbrx
0b4a1821
AS
923 libdc1394_1
924 libdc1394_2
a33cab3a 925 llrint
291fd18a 926 log2
85dd97ad 927 loongson
a33cab3a 928 lrint
c88f5d72 929 lrintf
e4673692 930 lzo1x_999_compress
f8aa696f
DB
931 machine_ioctl_bt848_h
932 machine_ioctl_meteor_h
c88f5d72
MR
933 malloc_h
934 memalign
6ffa87d3 935 mkstemp
b4e806b2 936 pld
1f91cdce 937 posix_memalign
a33cab3a
MK
938 round
939 roundf
c88f5d72
MR
940 sdl
941 sdl_video_size
b507ebd1 942 setmode
72be9e73 943 socklen_t
deb29777 944 soundcard_h
f8cda19e 945 poll_h
b58412f1 946 sys_mman_h
b091aa44 947 sys_resource_h
81644c2e 948 sys_select_h
deb29777 949 sys_soundcard_h
1b6e8b73 950 sys_videoio_h
d3a4b4e0 951 ten_operands
e16e49ac 952 termios_h
b265431e 953 threads
7b04b8a0 954 truncf
7c5bfe7a 955 VirtualAlloc
6ff3f3e7 956 winsock2_h
cc078b5d 957 xform_asm
304d586d 958 yasm
0cb78cef 959"
44161118 960
b6bb00b0
MR
961# options emitted with CONFIG_ prefix but not available on command line
962CONFIG_EXTRA="
9cad0e4e
DB
963 gplv3
964 lgplv3
b6bb00b0
MR
965"
966
520cc7f1 967CMDLINE_SELECT="
3f5b56e5 968 $ARCH_EXT_LIST
520cc7f1 969 $CONFIG_LIST
8eee7025 970 $THREADS_LIST
db6107b6 971 cross_compile
520cc7f1
MR
972 debug
973 extra_warnings
8c6afa4d 974 logging
d2bbb2f7 975 optimizations
87a0fb62 976 stripping
7595a5e4 977 yasm
520cc7f1 978"
426be5dc
DB
979
980PATHS_LIST='
d156bede 981 bindir
14a8acf1 982 datadir
26759c44
MR
983 incdir
984 libdir
26759c44
MR
985 mandir
986 prefix
987 shlibdir
426be5dc
DB
988'
989
990CMDLINE_SET="
991 $PATHS_LIST
992 arch
313c46a6 993 as
426be5dc
DB
994 build_suffix
995 cc
996 cpu
997 cross_prefix
50567afa 998 dep_cc
ac63af34 999 extra_version
9da6609f
MR
1000 host_cc
1001 host_cflags
1002 host_ldflags
1003 host_libs
82bb3329 1004 host_os
684b28e0 1005 ld
426be5dc 1006 logfile
89641463 1007 nm
26759c44 1008 source_path
c5200f17
MR
1009 sysinclude
1010 sysroot
a7ada2ba 1011 target_exec
26759c44 1012 target_os
a7ada2ba 1013 target_path
426be5dc 1014"
520cc7f1 1015
912f3148
DB
1016# code dependency declarations
1017
9eeed841 1018# architecture extensions
79cb09b2 1019altivec_deps="ppc"
3bf96eec 1020amd3dnow_deps="mmx"
a1ef9f08 1021amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1022armv5te_deps="arm"
1023armv6_deps="arm"
ab5cb084 1024armv6t2_deps="arm"
a2fc0f6a
MR
1025armvfp_deps="arm"
1026iwmmxt_deps="arm"
e241ba14 1027mmi_deps="mips"
9eeed841 1028mmx_deps="x86"
75aa95a6 1029mmx2_deps="mmx"
a2fc0f6a 1030neon_deps="arm"
799fde37 1031ppc4xx_deps="ppc"
75aa95a6
DB
1032sse_deps="mmx"
1033ssse3_deps="sse"
bd9d34a0 1034vis_deps="sparc"
9eeed841 1035
5666fd73 1036# decoders / encoders / hardware accelerators
47a158cb 1037aac_decoder_select="fft mdct"
47a158cb
MR
1038ac3_decoder_select="fft mdct"
1039atrac3_decoder_select="fft mdct"
4f034993 1040cavs_decoder_select="golomb"
47a158cb 1041cook_decoder_select="fft mdct"
2eef7c62 1042cscd_decoder_suggest="zlib"
47a158cb 1043dca_decoder_select="fft mdct"
e8ed9b7a 1044dnxhd_encoder_select="aandct"
2eef7c62 1045dxa_decoder_select="zlib"
47a158cb 1046eac3_decoder_select="fft mdct"
e8ed9b7a 1047eatgq_decoder_select="aandct"
d52b39c7 1048eatqi_decoder_select="aandct"
4f034993
MR
1049ffv1_decoder_select="golomb"
1050flac_decoder_select="golomb"
1051flac_encoder_select="golomb"
2eef7c62
AJ
1052flashsv_decoder_select="zlib"
1053flashsv_encoder_select="zlib"
e8ed9b7a
DB
1054flv_encoder_select="aandct"
1055h261_encoder_select="aandct"
1056h263_encoder_select="aandct"
ff418735 1057h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1058h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1059h263p_encoder_select="aandct"
4f034993 1060h264_decoder_select="golomb"
ff418735 1061h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1062h264_vaapi_hwaccel_select="vaapi"
711dae77 1063h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1064h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1065imc_decoder_select="fft mdct"
4f034993
MR
1066jpegls_decoder_select="golomb"
1067jpegls_encoder_select="golomb"
e8ed9b7a 1068ljpeg_encoder_select="aandct"
4f034993 1069loco_decoder_select="golomb"
e8ed9b7a
DB
1070mjpeg_encoder_select="aandct"
1071mpeg1video_encoder_select="aandct"
1072mpeg2video_encoder_select="aandct"
1073mpeg4_encoder_select="aandct"
711dae77 1074mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1075mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1076mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1077mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1078mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1079mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1080mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1081mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1082mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1083msmpeg4v1_encoder_select="aandct"
1084msmpeg4v2_encoder_select="aandct"
1085msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1086nellymoser_decoder_select="fft mdct"
1087nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1088png_decoder_select="zlib"
1089png_encoder_select="zlib"
63cae55d 1090qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1091rv10_encoder_select="aandct"
1092rv20_encoder_select="aandct"
d52b39c7
AJ
1093rv30_decoder_select="golomb"
1094rv40_decoder_select="golomb"
4f034993
MR
1095shorten_decoder_select="golomb"
1096sonic_decoder_select="golomb"
1097sonic_encoder_select="golomb"
1098sonic_ls_encoder_select="golomb"
1099svq3_decoder_select="golomb"
bee2eac5 1100svq3_decoder_suggest="zlib"
2eef7c62
AJ
1101tiff_decoder_suggest="zlib"
1102tiff_encoder_suggest="zlib"
1103tscc_decoder_select="zlib"
ff418735 1104vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1105vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1106vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1107vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1108vorbis_decoder_select="fft mdct"
1109vorbis_encoder_select="fft mdct"
1110wmav1_decoder_select="fft mdct"
1111wmav1_encoder_select="fft mdct"
1112wmav2_decoder_select="fft mdct"
1113wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1114wmv1_encoder_select="aandct"
1115wmv2_encoder_select="aandct"
ff418735 1116wmv3_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1117wmv3_vaapi_hwaccel_select="vaapi wmv3_decoder"
711dae77 1118wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1119wmv3_vdpau_decoder_select="vdpau wmv3_decoder"
2eef7c62
AJ
1120zlib_decoder_select="zlib"
1121zlib_encoder_select="zlib"
1122zmbv_decoder_select="zlib"
1123zmbv_encoder_select="zlib"
30fd06be 1124
28b80940
DB
1125# parsers
1126h264_parser_select="golomb"
1127
912f3148 1128# external libraries
1b71f045 1129libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1130libdirac_encoder_deps="libdirac"
c9171a83 1131libfaac_encoder_deps="libfaac"
69ddbd1d 1132libfaad_decoder_deps="libfaad"
4ec45764 1133libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1134libgsm_decoder_deps="libgsm"
1135libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1136libgsm_ms_decoder_deps="libgsm"
1137libgsm_ms_encoder_deps="libgsm"
1cc60c47 1138libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1139libopencore_amrnb_decoder_deps="libopencore_amrnb"
1140libopencore_amrnb_encoder_deps="libopencore_amrnb"
1141libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1142libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1143libschroedinger_decoder_deps="libschroedinger"
1144libschroedinger_encoder_deps="libschroedinger"
ae14f311 1145libspeex_decoder_deps="libspeex"
150d2772 1146libtheora_encoder_deps="libtheora"
b0caf888 1147libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1148libx264_encoder_deps="libx264"
1149libxvid_encoder_deps="libxvid"
30fd06be 1150
912f3148 1151# demuxers / muxers
03a76ba9 1152ac3_demuxer_deps="ac3_parser"
4e622dea
SS
1153avisynth_demuxer_deps="avisynth"
1154dirac_demuxer_deps="dirac_parser"
1155libnut_demuxer_deps="libnut"
1156libnut_muxer_deps="libnut"
1157matroska_demuxer_suggest="zlib bzlib"
1158mov_demuxer_suggest="zlib"
1159mp3_demuxer_deps="mpegaudio_parser"
1160redir_demuxer_deps="network"
1161rtp_muxer_deps="network rtp_protocol"
1162rtsp_demuxer_deps="sdp_demuxer"
1163sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1164
1165# indevs / outdevs
38e54a75
SS
1166alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1167alsa_indev_extralibs="-lasound"
1168alsa_outdev_deps="alsa_asoundlib_h"
1169alsa_outdev_extralibs="-lasound"
1170audio_beos_indev_deps="audio_beos"
1171audio_beos_indev_extralibs="-lmedia -lbe"
1172audio_beos_outdev_deps="audio_beos"
1173audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1174bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1175dv1394_indev_deps="dv1394 dv_demuxer"
1176jack_indev_deps="jack_jack_h"
1177jack_indev_extralibs="-ljack"
1178libdc1394_indev_deps="libdc1394"
38e54a75
SS
1179oss_indev_deps_any="soundcard_h sys_soundcard_h"
1180oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1181v4l_indev_deps="linux_videodev_h"
1182v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1183vfwcap_indev_deps="capCreateCaptureWindow"
1184vfwcap_indev_extralibs="-lvfw32"
1185x11_grab_device_indev_deps="x11grab XShmCreateImage"
1186x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1187
912f3148 1188# protocols
3fff6382 1189gopher_protocol_deps="network"
c08fb000
AB
1190http_protocol_deps="network"
1191rtp_protocol_deps="udp_protocol"
1192tcp_protocol_deps="network"
1193udp_protocol_deps="network"
1194
f7679c54 1195# filters
81124ba0 1196movie_filter_deps="avfilter_lavf"
f7679c54 1197
912f3148 1198# programs
fa859b4d 1199ffplay_deps="sdl"
6ad42348 1200ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1201ffserver_extralibs='$ldl'
a2830dca 1202
912f3148 1203
de6d9b64 1204# default parameters
8a608357 1205
2ba042a7 1206logfile="config.err"
8a608357
MR
1207
1208# installation paths
c9d19248
MR
1209prefix_default="/usr/local"
1210bindir_default='${prefix}/bin'
14a8acf1 1211datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1212incdir_default='${prefix}/include'
1213libdir_default='${prefix}/lib'
1214mandir_default='${prefix}/share/man'
1215shlibdir_default="$libdir_default"
8a608357
MR
1216
1217# toolchain
11e6d03a 1218ar="ar"
13c7df3d 1219cc_default="gcc"
9da6609f 1220host_cc_default="gcc"
11e6d03a 1221ln_s="ln -sf"
89641463 1222nm_default="nm"
11e6d03a 1223objformat="elf"
be7109c1 1224ranlib="ranlib"
0f3cb305 1225strip="strip"
11e6d03a 1226yasmexe="yasm"
8a608357
MR
1227
1228# machine
5e622c40 1229arch=$(uname -m)
38d0a8aa 1230cpu="generic"
8a608357 1231
8a608357 1232# OS
4f854758 1233target_os=$(tolower $(uname -s))
82bb3329 1234host_os=$target_os
8a608357 1235
8a608357 1236# configurable options
497237c7 1237enable debug
aa033b1e 1238enable fastdiv
497237c7
RP
1239enable ffmpeg
1240enable ffplay
1241enable ffserver
1242enable ipv6
497237c7
RP
1243enable mpegaudio_hp
1244enable network
8400d6b8 1245enable optimizations
497237c7 1246enable protocols
530dc538 1247enable static
87a0fb62 1248enable stripping
a9ddb5b1 1249enable swscale_alpha
8a608357 1250
8a608357 1251# build settings
50a334e4 1252add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1253SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1254FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1255LIBPREF="lib"
1256LIBSUF=".a"
c5f14466
RP
1257FULLNAME='$(NAME)$(BUILDSUF)'
1258LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1259SLIBPREF="lib"
1260SLIBSUF=".so"
c5f14466 1261SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1262SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1263SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1264LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1265
7e6c86e6
MR
1266CC_O='-o $@'
1267
9da6609f
MR
1268host_cflags='-O3 -g -Wall'
1269host_libs='-lm'
1270
a7ada2ba
MR
1271target_path='.'
1272
0d7dca36
DB
1273# gcc stupidly only outputs the basename of targets with -MM, but we need the
1274# full relative path for objects in subdirectories for non-recursive Make.
50567afa 1275DEPEND_CMD='$(DEPCC) $(CPPFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1276
c597172e 1277# find source path
5e622c40 1278source_path="$(dirname "$0")"
497237c7 1279enable source_path_used
c597172e 1280if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1281 source_path="$(pwd)"
497237c7 1282 disable source_path_used
c597172e 1283else
5e622c40 1284 source_path="$(cd "$source_path"; pwd)"
c597172e 1285 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1286 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1287 test -e "$source_path/config.h" &&
1288 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1289fi
1290
13cbe2c0 1291for v in "$@"; do
b04251c5
MR
1292 r=${v#*=}
1293 l=${v%"$r"}
1294 r=$(sh_quote "$r")
13cbe2c0
MR
1295 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1296done
c597172e 1297
73ef8980
MR
1298find_things(){
1299 thing=$1
1300 pattern=$2
1301 file=$source_path/$3
932ccf39 1302 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1303}
1304
1305ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1306DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1307HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1308PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1309BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1310MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1311DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1312OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1313INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1314PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1315FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1316
7483e694
DB
1317enable $ARCH_EXT_LIST \
1318 $DECODER_LIST \
1319 $ENCODER_LIST \
5666fd73 1320 $HWACCEL_LIST \
7483e694
DB
1321 $PARSER_LIST \
1322 $BSF_LIST \
1323 $DEMUXER_LIST \
1324 $MUXER_LIST \
f7679c54 1325 $FILTER_LIST \
7483e694
DB
1326 $PROTOCOL_LIST \
1327 $INDEV_LIST \
1328 $OUTDEV_LIST \
c597172e
MR
1329
1330die_unknown(){
1331 echo "Unknown option \"$1\"."
1332 echo "See $0 --help for available options."
1333 exit 1
1334}
1335
794f8e97 1336show_list() {
bf0c4afa
RP
1337 suffix=_$1
1338 shift
1339 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1340 exit 0
1341}
1342
c597172e 1343for opt do
7483e694
DB
1344 optval="${opt#*=}"
1345 case "$opt" in
0f010b2f 1346 --extra-cflags=*) add_cflags $optval
7483e694 1347 ;;
0f010b2f 1348 --extra-ldflags=*) add_ldflags $optval
7483e694 1349 ;;
0f010b2f 1350 --extra-libs=*) add_extralibs $optval
7483e694 1351 ;;
8fb1cb58 1352 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1353 ;;
40bcf4c7
BL
1354 --enable-debug=*) debuglevel="$optval"
1355 ;;
7483e694 1356 --enable-*=*|--disable-*=*)
5e622c40 1357 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1358 case "$thing" in
38e54a75 1359 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1360 *) die_unknown "$opt" ;;
1361 esac
1362 ;;
1363 --enable-?*|--disable-?*)
5e622c40 1364 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1365 if is_in $option $COMPONENT_LIST; then
fed5d54b 1366 test $action = disable && action=unset
e3773a55
MR
1367 eval $action \$$(toupper ${option%s})_LIST
1368 elif is_in $option $CMDLINE_SELECT; then
1369 $action $option
1370 else
1371 die_unknown $opt
1372 fi
7483e694
DB
1373 ;;
1374 --list-*)
1375 NAME="${opt#--list-}"
1376 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1377 NAME=${NAME%s}
1378 eval show_list $NAME \$$(toupper $NAME)_LIST
1379 ;;
1380 --help|-h) show_help
1381 ;;
1382 *)
884a36a7 1383 optname="${opt%%=*}"
26759c44
MR
1384 optname="${optname#--}"
1385 optname=$(echo "$optname" | sed 's/-/_/g')
1386 is_in $optname $CMDLINE_SET || die_unknown $opt
1387 eval $optname='$optval'
7483e694
DB
1388 ;;
1389 esac
c597172e
MR
1390done
1391
bcea99bb
MR
1392disabled logging && logfile=/dev/null
1393
13cbe2c0 1394echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1395set >> $logfile
1396
9da6609f
MR
1397test -n "$cross_prefix" && enable cross_compile
1398
adb2b908 1399ar="${cross_prefix}${ar}"
11e6d03a 1400cc_default="${cross_prefix}${cc_default}"
20e0ed95 1401nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1402ranlib="${cross_prefix}${ranlib}"
1403strip="${cross_prefix}${strip}"
1404
c5200f17
MR
1405sysinclude_default="${sysroot}/usr/include"
1406
75800dce
MR
1407set_default cc nm sysinclude
1408as_default=$cc
9da6609f
MR
1409enabled cross_compile || host_cc_default=$cc
1410set_default host_cc
13c7df3d 1411
82bb3329
MR
1412exesuf() {
1413 case $1 in
1414 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1415 esac
1416}
1417
1418EXESUF=$(exesuf $target_os)
1419HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1420
e4e69e0b 1421# set temporary file name
a49d42c2 1422: ${TMPDIR:=$TEMPDIR}
c51fafa1 1423: ${TMPDIR:=$TMP}
a49d42c2 1424: ${TMPDIR:=/tmp}
e4e69e0b 1425
54460a83
MR
1426if ! check_cmd type mktemp; then
1427 # simple replacement for missing mktemp
1428 # NOT SAFE FOR GENERAL USE
1429 mktemp(){
1430 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1431 }
1432fi
1433
1434tmpfile(){
1435 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1436 (set -C; exec > $tmp) 2>/dev/null ||
1437 die "Unable to create temoporary file in $TMPDIR."
1438 append TMPFILES $tmp
1439 eval $1=$tmp
1440}
1441
1442trap 'rm -f -- $TMPFILES' EXIT
1443trap exit HUP INT TERM
1444
1445tmpfile TMPC .c
1446tmpfile TMPE $EXESUF
1447tmpfile TMPH .h
1448tmpfile TMPO .o
1449tmpfile TMPS .S
1450tmpfile TMPSH .sh
1451
1452unset -f mktemp
e4e69e0b 1453
993f2d0f
MR
1454# make sure we can execute files in $TMPDIR
1455cat > $TMPSH 2>> $logfile <<EOF
1456#! /bin/sh
1457EOF
1458chmod +x $TMPSH >> $logfile 2>&1
1459if ! $TMPSH >> $logfile 2>&1; then
1460 cat <<EOF
1461Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1462variable to another directory and make sure that it is not mounted noexec.
1463EOF
1464 die "Sanity test failed."
1465fi
993f2d0f 1466
3a636b6f 1467if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1468 cc_type=gcc
1469elif $cc --version 2>/dev/null | grep -q Intel; then
1470 cc_type=icc
1471elif $cc -v 2>&1 | grep -q xlc; then
1472 cc_type=xlc
df442a8d
MR
1473elif $cc -V 2>/dev/null | grep -q Compaq; then
1474 cc_type=ccc
50a334e4 1475 DEPEND_CMD='$(CC) $(CPPFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1476 debuglevel=3
df442a8d 1477 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1478elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1479 test -d "$sysroot" || die "No valid sysroot specified."
1480 cc_type=armcc
1481 armcc_conf="$PWD/armcc.conf"
1482 $cc --arm_linux_configure \
1483 --arm_linux_config_file="$armcc_conf" \
1484 --configure_sysroot="$sysroot" \
1485 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1486 die "Error creating armcc configuration file."
1487 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1488 as_default="${cross_prefix}gcc"
629687f6
MR
1489fi
1490
1491test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1492
50567afa 1493: ${dep_cc_default:=$cc}
684b28e0 1494: ${ld_default:=$cc}
50567afa 1495set_default as dep_cc ld
75800dce 1496
154d432c
MR
1497if test -n "$sysroot"; then
1498 case "$cc_type" in
1499 gcc)
467256f2 1500 add_cppflags --sysroot="$sysroot"
154d432c
MR
1501 add_ldflags --sysroot="$sysroot"
1502 ;;
1503 esac
1504fi
1505
993f2d0f
MR
1506# compiler sanity check
1507check_exec <<EOF
1508int main(void){ return 0; }
1509EOF
1510if test "$?" != 0; then
1511 echo "$cc is unable to create an executable file."
1512 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1513 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1514 echo "Only do this if you know what cross compiling means."
1515 fi
1516 die "C compiler test failed."
1517fi
1518
e9b9a2f8 1519check_cflags -std=c99
50a334e4 1520check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1521#include <stdlib.h>
1522EOF
50a334e4 1523check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1524#include <stdlib.h>
1525EOF
e9b9a2f8 1526
b24dbcbd 1527case "$arch" in
b24dbcbd
RP
1528 alpha)
1529 arch="alpha"
1530 enable fast_64bit
c0a02a3e 1531 check_cflags -mieee
b24dbcbd 1532 ;;
cfdb6148
MR
1533 arm|armv[4567]*l)
1534 arch="arm"
b24dbcbd 1535 ;;
f4870943
MR
1536 avr32)
1537 ;;
cfdb6148
MR
1538 bfin)
1539 arch="bfin"
1540 ;;
1541 ia64)
1542 arch="ia64"
b24dbcbd 1543 enable fast_64bit
cfdb6148
MR
1544 ;;
1545 m68k)
1546 arch="m68k"
b24dbcbd 1547 ;;
de3a1240 1548 mips|mipsel|IP*)
b24dbcbd
RP
1549 arch="mips"
1550 ;;
de3a1240
DB
1551 mips64)
1552 arch="mips"
bae3abb0 1553 subarch="mips64"
de3a1240
DB
1554 enable fast_64bit
1555 ;;
61597a98 1556 parisc|hppa)
b24dbcbd
RP
1557 arch="parisc"
1558 ;;
61597a98 1559 parisc64|hppa64)
b24dbcbd
RP
1560 arch="parisc"
1561 enable fast_64bit
1562 ;;
cfdb6148
MR
1563 "Power Macintosh"|ppc|powerpc)
1564 arch="ppc"
1565 enable fast_unaligned
1566 ;;
1567 ppc64)
1568 arch="ppc"
34d11b87 1569 subarch="ppc64"
cfdb6148
MR
1570 enable fast_64bit
1571 enable fast_unaligned
1572 ;;
b24dbcbd
RP
1573 s390|s390x)
1574 arch="s390"
1575 ;;
cfdb6148
MR
1576 sh4|sh)
1577 arch="sh4"
b24dbcbd 1578 ;;
cfdb6148
MR
1579 sparc)
1580 arch="sparc"
1581 ;;
1582 sun4u|sparc64)
1583 arch="sparc"
1584 subarch="sparc64"
b24dbcbd
RP
1585 enable fast_64bit
1586 ;;
cfdb6148
MR
1587 i386|i486|i586|i686|i86pc|BePC)
1588 arch="x86"
1589 subarch="x86_32"
1590 enable fast_unaligned
1591 ;;
1592 x86_64|amd64)
1593 arch="x86"
1594 subarch="x86_32"
1595 enable cmov
1596 enable fast_cmov
1597 enable fast_unaligned
1598 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1599 int test[sizeof(char*) - 7];
1600EOF
b24dbcbd
RP
1601 ;;
1602 *)
1603 arch="unknown"
1604 ;;
1605esac
1606
62045d48 1607enable $arch $subarch
b24dbcbd 1608
7483e694 1609# OS specific
4f854758 1610case $target_os in
7483e694 1611 beos|haiku|zeta)
c9d19248 1612 prefix_default="$HOME/config"
7483e694 1613 # helps building libavcodec
50a334e4
MR
1614 add_cppflags -DPIC
1615 add_cflags -fomit-frame-pointer
7483e694 1616 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1617 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1618 case "$gcc_version" in
1619 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1620 disable mmx
1621 ;;
1622 *20010315*) echo "BeBits gcc"
0f010b2f 1623 add_cflags -fno-expensive-optimizations
7483e694
DB
1624 ;;
1625 esac
7483e694
DB
1626 SHFLAGS=-nostart
1627 # enable BeOS things
1628 enable audio_beos
1629 # no need for libm, but the inet stuff
1630 # Check for BONE
1631 # XXX: actually should check for NOT net_server
78fe7631 1632 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1633 network_extralibs="-lbind -lsocket"
1634 else
1635 enable beos_netserver
1636 network_extralibs="-lnet"
1637 fi ;;
1638 sunos)
1639 FFSERVERLDFLAGS=""
9987769a 1640 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1641 network_extralibs="-lsocket -lnsl"
50a334e4 1642 add_cppflags -D__EXTENSIONS__
7483e694
DB
1643 ;;
1644 netbsd)
07a8eef6
MR
1645 oss_indev_extralibs="-lossaudio"
1646 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1647 ;;
1648 openbsd)
1649 disable need_memalign
1650 LIBOBJFLAGS='$(PIC)'
7483e694 1651 SHFLAGS='-shared'
07a8eef6
MR
1652 oss_indev_extralibs="-lossaudio"
1653 oss_outdev_extralibs="-lossaudio"
7483e694 1654 ;;
90b4f091 1655 freebsd|dragonfly)
7483e694
DB
1656 disable need_memalign
1657 ;;
1658 bsd/os)
1659 osextralibs="-lpoll -lgnugetopt"
1660 strip="strip -d"
1661 ;;
1662 darwin)
1663 disable need_memalign
0138c54e 1664 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1665 strip="strip -x"
1666 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1667 SLIBSUF=".dylib"
1668 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1669 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1670 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1671 objformat="macho"
1b0f6fb8 1672 enabled x86_64 && objformat="macho64"
7483e694
DB
1673 ;;
1674 mingw32*)
4f854758 1675 target_os=mingw32
dcc01c06 1676 LIBTARGET=i386
1fc9fb8a 1677 if enabled x86_64; then
dcc01c06
RP
1678 disable need_memalign
1679 LIBTARGET=x64
1680 fi
fbd971a4 1681 shlibdir_default="$bindir_default"
7483e694
DB
1682 disable ffserver
1683 SLIBPREF=""
1684 SLIBSUF=".dll"
7483e694
DB
1685 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1686 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1687 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1688 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1689 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1690 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1691 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1692 objformat="win32"
bc574408 1693 enable dos_paths
1894e741 1694 check_cflags -fno-common
b1549d61 1695 if ! enabled x86_64; then
f7ad5aa2
RP
1696 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1697 die "ERROR: MinGW runtime version must be >= 3.15."
1698 enabled_any avisynth vfwcap_demuxer &&
1699 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1700 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1701 fi
7483e694
DB
1702 ;;
1703 cygwin*)
4f854758 1704 target_os=cygwin
fbd971a4 1705 shlibdir_default="$bindir_default"
7483e694
DB
1706 SLIBPREF="cyg"
1707 SLIBSUF=".dll"
1708 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1709 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1710 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1711 objformat="win32"
bc574408 1712 enable dos_paths
1894e741 1713 check_cflags -fno-common
7483e694 1714 ;;
4f365f37 1715 *-dos|freedos|opendos)
fdf11906 1716 disable ffplay ffserver
4f365f37
MK
1717 disable $INDEV_LIST $OUTDEV_LIST
1718 network_extralibs="-lsocket"
ff1c015d 1719 objformat="coff"
bc574408 1720 enable dos_paths
4f365f37 1721 ;;
7483e694 1722 linux)
7483e694
DB
1723 enable dv1394
1724 ;;
1725 irix*)
4f854758 1726 target_os=irix
7483e694
DB
1727 ranlib="echo ignoring ranlib"
1728 ;;
d22e8442 1729 os/2*)
d22e8442
DY
1730 strip="lxlite"
1731 ln_s="cp -f"
d22e8442 1732 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1733 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1734 FFSERVERLDFLAGS=""
287d3b13 1735 LIBSUF="_s.a"
d22e8442
DY
1736 SLIBPREF=""
1737 SLIBSUF=".dll"
1738 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1739 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1740 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1741 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1742 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1743 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1744 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1745 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1746 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1747 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1748 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1749 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1750 enable dos_paths
d22e8442 1751 ;;
83993c1c
AM
1752 gnu/kfreebsd)
1753 ;;
34e82167 1754 gnu)
34e82167 1755 ;;
d22e8442 1756
7483e694 1757 *)
4f924f9a 1758 die "Unknown OS '$target_os'."
7483e694
DB
1759 ;;
1760esac
1761
c9d19248
MR
1762set_default $PATHS_LIST
1763
c597172e 1764add_extralibs $osextralibs
de6d9b64 1765
28d8e661
DB
1766# Combine FFLDFLAGS and the LDFLAGS environment variable.
1767LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1768
320d060a 1769# we need to build at least one lib type
93b3c083 1770if ! enabled_any static shared; then
320d060a
DB
1771 cat <<EOF
1772At least one library type must be built.
1773Specify --enable-static to build the static libraries or --enable-shared to
1774build the shared libraries as well. To only build the shared libraries specify
1775--disable-static in addition to --enable-shared.
1776EOF
1777 exit 1;
1778fi
1779
abc4e572 1780disabled static && LIBNAME=""
2a320695 1781
a2234ceb
RP
1782if enabled_any libfaad libfaadbin ; then
1783 if check_header faad.h; then
295b8c70 1784 check_cc <<EOF
a2234ceb
RP
1785#include <faad.h>
1786#ifndef FAAD2_VERSION
1787ok faad1
1788#endif
db817cf3 1789int main(void) { return 0; }
a2234ceb
RP
1790EOF
1791 test $? = 0 && enable libfaad2
1792 else
ff3dac65 1793 die "FAAD test failed."
a2234ceb
RP
1794 fi
1795fi
1796
1797
2184c6f7 1798die_license_disabled() {
4c27207c 1799 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1800}
1801
1802die_license_disabled gpl libfaad2
1803die_license_disabled gpl libx264
1804die_license_disabled gpl libxvid
1805die_license_disabled gpl postproc
1806die_license_disabled gpl x11grab
1807
2f7ae63b 1808die_license_disabled nonfree libfaac
b2e3c528 1809
0b175caa
DB
1810die_license_disabled version3 libopencore_amrnb
1811die_license_disabled version3 libopencore_amrwb
1812
9cad0e4e 1813enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1814
9eeed841 1815check_deps $ARCH_EXT_LIST
0f3cb305 1816
5d323602
MR
1817test -z "$need_memalign" && need_memalign="$mmx"
1818
cf9d24ad 1819#Darwin CC versions
4f854758 1820if test $target_os = darwin; then
629687f6 1821 if enabled xlc; then
0f010b2f 1822 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1823 else
0f010b2f
DB
1824 add_cflags -pipe
1825 check_cflags -force_cpusubtype_ALL
1826 check_cflags -Wno-sign-compare
f946a9a4 1827 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1828 fi
2a1a6b64
MN
1829fi
1830
40617a6d 1831disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1832
a4adb608 1833# Add processor-specific flags
38d0a8aa 1834if test $cpu != "generic"; then
bc8ec47b
MR
1835 warn_altivec(){
1836 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1837 }
38d0a8aa 1838 case $cpu in
bb270c08 1839 601|ppc601|PowerPC601)
997f3ba4 1840 cpuflags="-mcpu=601"
bc8ec47b 1841 warn_altivec enabled PPC601
bb270c08
DB
1842 ;;
1843 603*|ppc603*|PowerPC603*)
997f3ba4 1844 cpuflags="-mcpu=603"
bc8ec47b 1845 warn_altivec enabled PPC603
bb270c08
DB
1846 ;;
1847 604*|ppc604*|PowerPC604*)
997f3ba4 1848 cpuflags="-mcpu=604"
bc8ec47b 1849 warn_altivec enabled PPC604
bb270c08
DB
1850 ;;
1851 G3|g3|75*|ppc75*|PowerPC75*)
997f3ba4 1852 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1853 warn_altivec enabled PPC75x
bb270c08
DB
1854 ;;
1855 G4|g4|745*|ppc745*|PowerPC745*)
997f3ba4 1856 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1857 warn_altivec disabled PPC745x
bb270c08
DB
1858 ;;
1859 74*|ppc74*|PowerPC74*)
997f3ba4 1860 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1861 warn_altivec disabled PPC74xx
bb270c08
DB
1862 ;;
1863 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
997f3ba4 1864 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1865 warn_altivec disabled PPC970
bb270c08 1866 ;;
e07e357d 1867 Cell|CELL|cell)
997f3ba4 1868 cpuflags="-mcpu=cell"
e07e357d 1869 warn_altivec disabled Cell
34d11b87 1870 enable ldbrx
e07e357d 1871 ;;
e7768fc5
GP
1872 # targets that do NOT support conditional mov (cmov)
1873 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
997f3ba4 1874 cpuflags="-march=$cpu"
497237c7 1875 disable cmov
e7768fc5
GP
1876 ;;
1877 # targets that do support conditional mov (cmov)
416519dd 1878 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
997f3ba4 1879 cpuflags="-march=$cpu"
497237c7
RP
1880 enable cmov
1881 enable fast_cmov
94e4c3a3
GP
1882 ;;
1883 # targets that do support conditional mov but on which it's slow
800a5a19 1884 pentium4|pentium4m|prescott|nocona)
997f3ba4 1885 cpuflags="-march=$cpu"
497237c7
RP
1886 enable cmov
1887 disable fast_cmov
bb270c08 1888 ;;
d7b34d08 1889 sparc64)
997f3ba4 1890 cpuflags="-mcpu=v9"
d7b34d08 1891 ;;
f2e49553 1892 arm11*|cortex*)
997f3ba4 1893 cpuflags="-mcpu=$cpu"
f2e49553
MR
1894 enable fast_unaligned
1895 ;;
d6ced963 1896 armv[67]*)
997f3ba4 1897 cpuflags="-march=$cpu"
d6ced963
MR
1898 enable fast_unaligned
1899 ;;
0223bd6f 1900 armv*)
997f3ba4 1901 cpuflags="-march=$cpu"
0223bd6f 1902 ;;
f2e49553 1903 arm*)
997f3ba4 1904 cpuflags="-mcpu=$cpu"
6b19786b 1905 ;;
1cd11856 1906 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
997f3ba4 1907 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
1cd11856 1908 ;;
e4ddc8ed 1909 bf*)
997f3ba4 1910 cpuflags="-mcpu=$cpu"
e4ddc8ed 1911 ;;
5b34250d 1912 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
997f3ba4 1913 cpuflags="-march=$cpu"
5b34250d 1914 ;;
bb270c08 1915 *)
7483e694 1916 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1917 ;;
a4adb608
MN
1918 esac
1919fi
1920
997f3ba4
MR
1921add_cflags $cpuflags
1922
b4d96ba2
MR
1923check_cc <<EOF || die "Symbol mangling check failed."
1924int ff_extern;
1925EOF
2f05d9c1 1926sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1927extern_prefix=${sym%%ff_extern*}
1928
f65883c8
MR
1929check_cc <<EOF && enable inline_asm
1930void foo(void) { __asm__ volatile ("" ::); }
1931EOF
61d251db 1932
9eeed841 1933if enabled x86; then
44965991
PI
1934 # check whether EBP is available on x86
1935 # As 'i' is stored on the stack, this program will crash
1936 # if the base pointer is used to access it because the
1937 # base pointer is cleared in the inline assembly code.
7dfef245 1938 check_exec_crash <<EOF && enable ebp_available
44965991 1939 volatile int i=0;
be449fca 1940 __asm__ volatile (
44965991
PI
1941 "xorl %%ebp, %%ebp"
1942 ::: "%ebp");
1943 return i;
44965991
PI
1944EOF
1945
1946 # check wether EBX is available on x86
940f335a 1947 check_asm ebx_available '"":::"%ebx"'
8e380710 1948
d3a4b4e0
DB
1949 # check whether more than 10 operands are supported
1950 check_cc <<EOF && enable ten_operands
1951int main(void) {
1952 int x=0;
1953 __asm__ volatile(
1954 ""
1955 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1956 );
1957 return 0;
1958}
1959EOF
1960
d7f0920b 1961 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1962 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1963 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1964
1965 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1966
d52481b9 1967 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1968 enabled x86_64 && append YASMFLAGS "-m amd64"
1969 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1970 case "$objformat" in
1971 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1972 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1973 *) append YASMFLAGS "-DPREFIX" ;;
1974 esac
7595a5e4 1975 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1976fi
1977
87ea51e0
LB
1978# check for assembler specific support
1979
85dd97ad
MR
1980enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1981
5b6c2cbd 1982enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1983enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1984enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1985
57bd82d4
MR
1986# check for SIMD availability
1987
115329f1 1988# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1989if enabled altivec; then
3ed1a2ee
DB
1990 check_cflags -maltivec -mabi=altivec &&
1991 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1992 check_cflags -faltivec
b6e52719 1993
0182fee8 1994 # check if our compiler supports Motorola AltiVec C API
497237c7 1995 check_cc <<EOF || disable altivec
dcd479c0 1996$inc_altivec_h
a9a07762
MN
1997int main(void) {
1998 vector signed int v1, v2, v3;
1999 v1 = vec_add(v2,v3);
2000 return 0;
2001}
2002EOF
b006b26c
DB
2003
2004 # check if our compiler supports braces for vector declarations
80a61f08 2005 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2006$inc_altivec_h
80a61f08 2007int main (void) { (vector int) {1}; return 0; }
b006b26c 2008EOF
a9a07762 2009fi
ab6c65f6 2010
b4e806b2 2011# We have to check if pld is a nop and disable it.
a2fc0f6a 2012enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2013enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2014enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2015enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2016enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2017enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2018enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2019enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2020enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2021
0f010b2f 2022enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2023
57bd82d4
MR
2024# ---
2025# big/little-endian test
9eebe687
MR
2026check_cc <<EOF || die "endian test failed"
2027unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2028EOF
d04d9e16 2029od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2030
a3999908 2031# ---
3d204385
NK
2032# check availability of some header files
2033
a98bb16d
RP
2034if check_func dlopen; then
2035 ldl=
2036elif check_func dlopen -ldl; then
2037 ldl=-ldl
8bf5d58f
MN
2038fi
2039
75ecf149
DB
2040# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2041check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2042
7483e694
DB
2043check_func fork
2044check_func gethrtime
2045check_func getrusage
094c09bb 2046check_func inet_aton $network_extralibs
7483e694
DB
2047check_func memalign
2048check_func mkstemp
1f91cdce 2049check_func posix_memalign
b507ebd1 2050check_func_headers io.h setmode
e4673692 2051check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2052check_func_headers windows.h GetProcessTimes
7c5bfe7a 2053check_func_headers windows.h VirtualAlloc
6ffa87d3 2054
e16e49ac 2055check_header conio.h
a98bb16d
RP
2056check_header dlfcn.h
2057check_header malloc.h
bf6ce82d 2058check_header poll.h
b58412f1 2059check_header sys/mman.h
b091aa44 2060check_header sys/resource.h
bf6ce82d 2061check_header sys/select.h
a98bb16d 2062check_header termios.h
272081b0
CEH
2063check_header vdpau/vdpau.h
2064check_header vdpau/vdpau_x11.h
68178ca9 2065check_header X11/extensions/XvMClib.h
a98bb16d 2066
1f91cdce
RP
2067if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2068 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2069fi
e16e49ac 2070
a4fa192c 2071disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2072disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2073
2074# check for some common methods of building with pthread support
2075# do this before the optional library checks as some of them require pthreads
2076if enabled pthreads; then
9e7fd101
MR
2077 if check_func pthread_create; then
2078 :
2079 elif check_func pthread_create -pthread; then
2080 add_cflags -pthread
afc9aee2 2081 add_extralibs -pthread
9e7fd101
MR
2082 elif check_func pthread_create -pthreads; then
2083 add_cflags -pthreads
afc9aee2 2084 add_extralibs -pthreads
8d94f606
GT
2085 elif check_func pthread_create -lpthreadGC2; then
2086 add_extralibs -lpthreadGC2
9e7fd101
MR
2087 elif ! check_lib pthread.h pthread_create -lpthread; then
2088 die "ERROR: can't find pthreads library"
2089 fi
57bd82d4
MR
2090fi
2091
8eee7025 2092for thread in $THREADS_LIST; do
e5f94c2b 2093 if enabled $thread; then
3ae3b721
RP
2094 test -n "$thread_type" &&
2095 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2096 thread_type="$thread"
e5f94c2b
RP
2097 fi
2098done
2099
fdf88598 2100check_lib math.h sin -lm
ff418735 2101check_lib va/va.h vaInitialize -lva
fdf88598 2102
a33cab3a 2103# test for C99 functions in math.h
291fd18a 2104for func in llrint log2 lrint lrintf round roundf truncf; do
a33cab3a 2105 check_exec <<EOF && enable $func || disable $func
f32adb22 2106#include <math.h>
a33cab3a 2107int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2108EOF
a33cab3a 2109done
f32adb22 2110
57bd82d4 2111# these are off by default, so fail if requested and not available
79fda097 2112enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2113enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2114 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2115 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2116enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2117enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2118enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2119enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2120enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2121enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2122enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2123enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2124enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2125 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2126enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2127enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2128enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2129enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2130 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2131 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2132enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2133enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2134
0b4a1821
AS
2135# libdc1394 check
2136if enabled libdc1394; then
2137 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2138 enable libdc1394_2; } ||
2139 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2140 enable libdc1394_1; } ||
2141 die "ERROR: No version of libdc1394 found "
2142fi
2143
2144
c13e1abd
FH
2145_restrict=
2146for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2147 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2148void foo(char * $restrict_keyword p);
2149EOF
c13e1abd
FH
2150done
2151
a86b921c 2152##########################################
29799f8b 2153# SDL check
a86b921c 2154
497237c7
RP
2155disable sdl_too_old
2156disable sdl
6a1a892f 2157SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2158if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2159 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2160 temp_cflags $sdl_cflags
5e622c40 2161 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2162 if check_lib2 SDL.h SDL_Init; then
5e622c40 2163 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2164 if test "$_sdlversion" -lt 121 ; then
497237c7 2165 enable sdl_too_old
dcd479c0 2166 else
497237c7 2167 enable sdl
225e21ef 2168 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2169#include <SDL.h>
d6773f56 2170int main(int argc, char **argv){
29f3b38a
MR
2171 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2172 int w = vi->current_w;
2173 return 0;
2174}
2175EOF
dcd479c0
MR
2176 fi
2177 fi
29f3b38a 2178 restore_flags
c3f6b472 2179fi
57bd82d4 2180
2270b4b2 2181texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2182
7a91333f 2183##########################################
73b46a95
RP
2184# Network check
2185
2186if enabled network; then
96000432 2187 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2188 # Prefer arpa/inet.h over winsock2
2189 if check_header arpa/inet.h ; then
2190 check_func closesocket
2191 elif check_header winsock2.h ; then
ea10ddde 2192 network_extralibs="-lws2_32"
72be9e73 2193 check_type ws2tcpip.h socklen_t
2446d3d6 2194 check_func_headers winsock2.h closesocket
28c9f069
MK
2195 else
2196 disable network
73b46a95
RP
2197 fi
2198fi
2199
2200##########################################
29799f8b 2201# IPv6 check
7a91333f 2202
497237c7 2203enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2204#include <sys/types.h>
2205#include <sys/socket.h>
2206#include <netinet/in.h>
2207#include <netdb.h>
db817cf3 2208int main(void) {
7483e694
DB
2209 struct sockaddr_storage saddr;
2210 struct ipv6_mreq mreq6;
2211 getaddrinfo(0,0,0,0);
2212 getnameinfo(0,0,0,0,0,0,0);
2213 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2214}
2215EOF
2216
06e31011
RP
2217check_header linux/videodev.h
2218check_header linux/videodev2.h
1b6e8b73 2219check_header sys/videoio.h
47f38850 2220
2446d3d6 2221check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2222
f8aa696f 2223# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2224{ check_header dev/bktr/ioctl_meteor.h &&
2225 check_header dev/bktr/ioctl_bt848.h; } ||
2226{ check_header machine/ioctl_meteor.h &&
2227 check_header machine/ioctl_bt848.h; } ||
2228{ check_header dev/video/meteor/ioctl_meteor.h &&
2229 check_header dev/video/bktr/ioctl_bt848.h; } ||
2230check_header dev/ic/bt8xx.h
f8aa696f 2231
c7682de0
RP
2232check_header sys/soundcard.h
2233check_header soundcard.h
deb29777 2234
c2b3565e 2235enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2236
30b1fff6 2237enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2238
7483e694 2239# deal with the X11 frame grabber
56a059ac 2240enabled x11grab &&
f58f4ce1
GP
2241check_header X11/Xlib.h &&
2242check_header X11/extensions/XShm.h &&
2243check_func XOpenDisplay -lX11 &&
06eab4ba 2244check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2245
40bcf4c7 2246enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2247
2248# add some useful compiler flags if supported
2249check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2250check_cflags -Wall
2251check_cflags -Wno-switch
c07bd6a9
MN
2252check_cflags -Wdisabled-optimization
2253check_cflags -Wpointer-arith
2254check_cflags -Wredundant-decls
cc1fb623 2255check_cflags -Wno-pointer-sign
f4929996 2256check_cflags -Wcast-qual
9aceb3cf 2257check_cflags -Wwrite-strings
652a5bf6 2258check_cflags -Wtype-limits
764551c6 2259check_cflags -Wundef
5af4e0cc 2260enabled extra_warnings && check_cflags -Winline
cf9d24ad 2261
57bd82d4 2262# add some linker flags
5c0e9479 2263check_ldflags -Wl,--warn-common
8351d2ba
DB
2264check_ldflags -Wl,--as-needed
2265check_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 2266check_ldflags -Wl,-Bsymbolic
94a3401e 2267
bd2216e4
MR
2268if enabled small; then
2269 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2270 optimizations="small"
2271elif enabled optimizations; then
629687f6 2272 if enabled xlc; then
0f010b2f
DB
2273 add_cflags -O5
2274 add_ldflags -O5
df442a8d
MR
2275 elif enabled ccc; then
2276 add_cflags -fast
cf9d24ad 2277 else
0f010b2f 2278 add_cflags -O3
cf9d24ad 2279 fi
cddf3f45 2280fi
11fdbc44 2281check_cflags -fno-math-errno
b2eb2ff0 2282check_cflags -fno-signed-zeros
cddf3f45 2283
504a64b9 2284# add some flags for Intel C Compiler
629687f6 2285if enabled icc; then
b1598b58
MR
2286 # Just warnings, no remarks
2287 check_cflags -w1
2288 # -wd: Disable following warnings
2289 # 144, 167, 556: -Wno-pointer-sign
2290 # 10006: ignoring unknown option -fno-signed-zeros
2291 # 10156: ignoring option '-W'; no argument required
2292 check_cflags -wd144,167,556,10006,10156
2293 # 11030: Warning unknown option --as-needed
2294 # 10156: ignoring option '-export'; no argument required
2295 check_ldflags -wd10156,11030
2296 # Allow to compile with optimizations
2297 check_ldflags -march=$cpu
be2cf98a
CEH
2298 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2299 enable ebp_available
df442a8d
MR
2300elif enabled ccc; then
2301 # disable some annoying warnings
2302 add_cflags -msg_disable cvtu32to64
2303 add_cflags -msg_disable embedcomment
2304 add_cflags -msg_disable needconstext
2305 add_cflags -msg_disable nomainieee
2306 add_cflags -msg_disable ptrmismatch1
2307 add_cflags -msg_disable unreachcode
504a64b9
CEH
2308fi
2309
80581e98 2310# PIC flags for shared library objects where they are needed
5af4e0cc 2311if enabled shared; then
569cb218
MR
2312 # LIBOBJFLAGS may have already been set in the OS configuration
2313 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2314 case "${subarch-$arch}" in
b6bd7268 2315 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2316 esac
2317 fi
80581e98
MN
2318fi
2319
90be59ef 2320if enabled gprof; then
0f010b2f
DB
2321 add_cflags -p
2322 add_ldflags -p
1db54e20
DB
2323fi
2324
7f3c02fc 2325# Find out if the .align argument is a power of two or not.
9377b6ce 2326check_asm asmalign_pot '".align 3"'
4454dc1b 2327
7483e694
DB
2328enabled_any $DECODER_LIST && enable decoders
2329enabled_any $ENCODER_LIST && enable encoders
5666fd73 2330enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2331enabled_any $BSF_LIST && enable bsfs
2332enabled_any $DEMUXER_LIST && enable demuxers
2333enabled_any $MUXER_LIST && enable muxers
f7679c54 2334enabled_any $FILTER_LIST && enable filters
7483e694
DB
2335enabled_any $INDEV_LIST && enable demuxers
2336enabled_any $OUTDEV_LIST && enable muxers
2337enabled_any $PROTOCOL_LIST && enable protocols
2338
2339enabled_any $THREADS_LIST && enable threads
2340
2341check_deps $CONFIG_LIST \
b6bb00b0 2342 $CONFIG_EXTRA \
7483e694
DB
2343 $HAVE_LIST \
2344 $DECODER_LIST \
2345 $ENCODER_LIST \
5666fd73 2346 $HWACCEL_LIST \
7483e694
DB
2347 $PARSER_LIST \
2348 $BSF_LIST \
2349 $DEMUXER_LIST \
2350 $MUXER_LIST \
f7679c54 2351 $FILTER_LIST \
7483e694
DB
2352 $INDEV_LIST \
2353 $OUTDEV_LIST \
2354 $PROTOCOL_LIST \
f70f03f6 2355
3e89171a 2356echo "install prefix $prefix"
f36958f8
DB
2357echo "source path $source_path"
2358echo "C compiler $cc"
bfd5afd8 2359echo ".align is power-of-two $asmalign_pot"
f36958f8 2360echo "ARCH $arch ($cpu)"
ce8871c2
MR
2361if test "$build_suffix" != ""; then
2362 echo "build suffix $build_suffix"
eb94aca9 2363fi
ac63af34
DB
2364if test "$extra_version" != ""; then
2365 echo "version string suffix $extra_version"
2366fi
0db2ce77 2367echo "big-endian ${bigendian-no}"
e90f5b5a 2368echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2369if enabled x86; then
af44e8e4 2370 echo "yasm ${yasm-no}"
0db2ce77 2371 echo "MMX enabled ${mmx-no}"
30e98e62 2372 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2373 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2374 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2375 echo "SSE enabled ${sse-no}"
30e98e62 2376 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2377 echo "CMOV enabled ${cmov-no}"
2378 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2379 echo "EBX available ${ebx_available-no}"
2380 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2381 echo "10 operands supported ${ten_operands-no}"
e41e8342 2382fi
5b6c2cbd 2383if enabled arm; then
0db2ce77
MR
2384 echo "ARMv5TE enabled ${armv5te-no}"
2385 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2386 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2387 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2388 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2389 echo "NEON enabled ${neon-no}"
eba9ae3c 2390fi
5b6c2cbd 2391if enabled mips; then
0db2ce77 2392 echo "MMI enabled ${mmi-no}"
e41e8342 2393fi
5b6c2cbd 2394if enabled ppc; then
0db2ce77 2395 echo "AltiVec enabled ${altivec-no}"
30e98e62 2396 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2397 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2398 echo "performance report ${powerpc_perf-no}"
2399fi
2400if enabled sparc; then
2401 echo "VIS enabled ${vis-no}"
e41e8342 2402fi
0db2ce77
MR
2403echo "gprof enabled ${gprof-no}"
2404echo "debug symbols ${debug-no}"
87a0fb62 2405echo "strip symbols ${stripping-no}"
8400d6b8 2406echo "optimizations ${optimizations-no}"
0db2ce77
MR
2407echo "static ${static-no}"
2408echo "shared ${shared-no}"
4a24ab64 2409echo "postprocessing support ${postproc-no}"
f7679c54 2410echo "new filter support ${avfilter-no}"
81124ba0 2411echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2412echo "network support ${network-no}"
90be59ef 2413if enabled network; then
0db2ce77 2414 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2415fi
0db2ce77
MR
2416echo "threading support ${thread_type-no}"
2417echo "SDL support ${sdl-no}"
90be59ef 2418if enabled sdl_too_old; then
bfd5afd8
DB
2419 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2420fi
0db2ce77
MR
2421echo "Sun medialib support ${mlib-no}"
2422echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2423echo "libdc1394 support ${libdc1394-no}"
690bfceb 2424echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2425echo "libfaac enabled ${libfaac-no}"
2426echo "libfaad enabled ${libfaad-no}"
7e0871a7 2427echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2428echo "libgsm enabled ${libgsm-no}"
2429echo "libmp3lame enabled ${libmp3lame-no}"
2430echo "libnut enabled ${libnut-no}"
0b175caa
DB
2431echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2432echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2433echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2434echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2435echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2436echo "libtheora enabled ${libtheora-no}"
2437echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2438echo "libx264 enabled ${libx264-no}"
2439echo "libxvid enabled ${libxvid-no}"
0db2ce77 2440echo "zlib enabled ${zlib-no}"
f402916e 2441echo "bzlib enabled ${bzlib-no}"
2c62e737 2442echo
de6d9b64 2443
5666fd73 2444for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2445 echo "Enabled ${type}s:"
f65c9da1 2446 eval list=\$$(toupper $type)_LIST
8138b9db 2447 for part in $list; do
f65c9da1
MR
2448 enabled $part && echo ${part%_*}
2449 done | sort | pr -3 -t
2450 echo
8138b9db
RP
2451done
2452
ba7a7039 2453license="LGPL version 2.1 or later"
ba321adb 2454if enabled nonfree; then
ba7a7039 2455 license="nonfree and unredistributable"
9cad0e4e
DB
2456elif enabled gplv3; then
2457 license="GPL version 3 or later"
2458elif enabled lgplv3; then
2459 license="LGPL version 3 or later"
ba321adb 2460elif enabled gpl; then
ba7a7039 2461 license="GPL version 2 or later"
ba321adb
JK
2462fi
2463
2464echo "License: $license"
ca5323af 2465
cf1392e9
DB
2466echo "Creating config.mak and config.h..."
2467
29799f8b
DB
2468echo "# Automatically generated by configure - do not modify!" > config.mak
2469echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2470echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2471echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2472echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2473echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2474
d921f03f 2475echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2476echo "prefix=$prefix" >> config.mak
22a324da
DB
2477echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2478echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2479echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2480echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2481echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2482echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2483echo "SRC_PATH=\"$source_path\"" >> config.mak
2484echo "SRC_PATH_BARE=$source_path" >> config.mak
2485echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2486echo "CC=$cc" >> config.mak
313c46a6 2487echo "AS=$as" >> config.mak
684b28e0 2488echo "LD=$ld" >> config.mak
50567afa 2489echo "DEPCC=$dep_cc" >> config.mak
304d586d 2490echo "YASM=$yasmexe" >> config.mak
980fc7b8 2491echo "AR=$ar" >> config.mak
be7109c1 2492echo "RANLIB=$ranlib" >> config.mak
20369773 2493echo "LN_S=$ln_s" >> config.mak
87a0fb62 2494enabled stripping &&
3ae3b721 2495 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2496 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2497
50a334e4 2498echo "CPPFLAGS?=$CPPFLAGS" >> config.mak
3198f618 2499echo "CFLAGS=$CFLAGS" >> config.mak
7e6c86e6 2500echo "CC_O=$CC_O" >> config.mak
0f3cb305 2501echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2502echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2503echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2504echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2505echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2506echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2507echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2508echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2509echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2510echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2511echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2512echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2513echo "SLIBSUF=$SLIBSUF" >> config.mak
2514echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2515echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2516echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2517echo "HOSTCC=$host_cc" >> config.mak
2518echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2519echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2520echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2521echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2522echo "TARGET_EXEC=$target_exec" >> config.mak
2523echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2524
90be59ef 2525if enabled bigendian; then
7483e694
DB
2526 echo "WORDS_BIGENDIAN=yes" >> config.mak
2527 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2528fi
44161118 2529
90be59ef 2530if enabled sdl; then
5e622c40
DB
2531 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2532 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2533fi
90be59ef 2534if enabled texi2html; then
7483e694 2535 echo "BUILD_DOC=yes" >> config.mak
146ea952 2536fi
5a872801 2537
719c8e00
MR
2538get_version(){
2539 name=$1
2540 file=$source_path/$2
147e7692
MR
2541 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2542 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2543 lcname=$(tolower $name)
2544 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2545 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2546}
2547
147e7692
MR
2548get_version LIBSWSCALE libswscale/swscale.h
2549get_version LIBPOSTPROC libpostproc/postprocess.h
2550get_version LIBAVCODEC libavcodec/avcodec.h
2551get_version LIBAVDEVICE libavdevice/avdevice.h
2552get_version LIBAVFORMAT libavformat/avformat.h
2553get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2554get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2555
5af4e0cc 2556if enabled shared; then
7483e694
DB
2557 echo "BUILD_SHARED=yes" >> config.mak
2558 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2559 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2560 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2561 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2562 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2563 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2564 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2565 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2566 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2567fi
d7e27559 2568echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2569echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2570
7b5e8a27
DB
2571echo "ARCH=$arch" >> config.mak
2572
3d907e22
MR
2573print_config ARCH_ $TMPH config.mak $ARCH_LIST
2574print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2575print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2576 $CONFIG_EXTRA \
7483e694
DB
2577 $DECODER_LIST \
2578 $ENCODER_LIST \
5666fd73 2579 $HWACCEL_LIST \
7483e694
DB
2580 $PARSER_LIST \
2581 $BSF_LIST \
2582 $DEMUXER_LIST \
2583 $MUXER_LIST \
f7679c54 2584 $FILTER_LIST \
7483e694
DB
2585 $PROTOCOL_LIST \
2586 $INDEV_LIST \
2587 $OUTDEV_LIST \
8ac17293 2588
c13e1abd
FH
2589echo "#define restrict $_restrict" >> $TMPH
2590
bd2216e4 2591if enabled small; then
7483e694 2592 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2593fi
2594
0f3cb305 2595
8156056e 2596# Apparently it's not possible to portably echo a backslash.
3ae3b721 2597enabled asmalign_pot &&
7483e694 2598 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2599 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2600
b4d96ba2 2601echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2602
9c05103f
DB
2603echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2604
b7860763 2605# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2606cmp -s $TMPH config.h &&
2607 echo "config.h is unchanged" ||
2608 mv -f $TMPH config.h
3d204385 2609
165af439 2610# build tree in object directory if source path is different from current one
90be59ef 2611if enabled source_path_used; then
165af439 2612 DIRS="\
7483e694
DB
2613 doc \
2614 libavcodec \
2615 libavcodec/alpha \
a2fc0f6a 2616 libavcodec/arm \
7483e694 2617 libavcodec/bfin \
7483e694
DB
2618 libavcodec/mlib \
2619 libavcodec/ppc \
2620 libavcodec/sh4 \
2621 libavcodec/sparc \
a6493a8f 2622 libavcodec/x86 \
52a9cf34 2623 libavdevice \
f7679c54 2624 libavfilter \
7483e694
DB
2625 libavformat \
2626 libavutil \
2627 libpostproc \
2628 libswscale \
b2cfd7e3
RP
2629 libswscale/bfin \
2630 libswscale/mlib \
2631 libswscale/ppc \
2632 libswscale/sparc \
2633 libswscale/x86 \
7483e694
DB
2634 tests \
2635 tools \
7483e694 2636 "
165af439 2637 FILES="\
7483e694
DB
2638 Makefile \
2639 common.mak \
71c61f62 2640 subdir.mak \
7483e694
DB
2641 doc/texi2pod.pl \
2642 libavcodec/Makefile \
52a9cf34 2643 libavdevice/Makefile \
f7679c54 2644 libavfilter/Makefile \
7483e694
DB
2645 libavformat/Makefile \
2646 libavutil/Makefile \
2647 libpostproc/Makefile \
2648 libswscale/Makefile \
2649 "
165af439 2650 for dir in $DIRS ; do
7483e694 2651 mkdir -p $dir
165af439
MR
2652 done
2653 for f in $FILES ; do
20369773 2654 $ln_s "$source_path/$f" $f
165af439
MR
2655 done
2656fi
def4272a 2657
def4272a 2658
d0674868 2659# build pkg-config files
def4272a 2660
d0674868
DB
2661pkgconfig_generate(){
2662name=$1
b0dfd108 2663shortname=${name#lib}${build_suffix}
d0674868
DB
2664comment=$2
2665version=$3
2666libs=$4
2667requires=$5
25cd5cb3 2668cat <<EOF > $name/$name.pc
3e89171a 2669prefix=$prefix
a94e666c 2670exec_prefix=\${prefix}
f2b7382c 2671libdir=$libdir
7622778e 2672includedir=$incdir
def4272a 2673
d0674868
DB
2674Name: $name
2675Description: $comment
2676Version: $version
5dcfe9f8
AH
2677Requires: $(disabled shared && echo $requires)
2678Requires.private: $(enabled shared && echo $requires)
def4272a 2679Conflicts:
12701f6e
AH
2680Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2681Libs.private: $(enabled shared && echo $libs)
76a448ed 2682Cflags: -I\${includedir}
def4272a 2683EOF
25cd5cb3 2684cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2685prefix=
2686exec_prefix=
46d1ff83 2687libdir=\${pcfiledir}
1d44d365 2688includedir=${source_path}
def4272a 2689
d0674868
DB
2690Name: $name
2691Description: $comment
2692Version: $version
2693Requires: $requires
def4272a 2694Conflicts:
12701f6e 2695Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2696Cflags: -I\${includedir}
2697EOF
d0674868 2698}
def4272a 2699
e426941d 2700pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2701pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2702pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2703pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2704enabled avfilter &&
46983309 2705 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2706enabled postproc &&
e426941d 2707 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2708pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"