Use LD for linking, default to same as CC
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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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:"
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74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
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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]"
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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]"
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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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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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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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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 [$ELIBS]"
ac63af34 201 echo " --extra-version=STRING version string suffix []"
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202 echo " --build-suffix=SUFFIX library name suffix []"
203 echo " --arch=ARCH select architecture [$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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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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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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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
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239}
240
720c69da 241log_file(){
c8e9f801 242 log BEGIN $1
2270b4b2 243 pr -n -t $1 >> $logfile
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244 log END $1
245}
246
2ba042a7 247echolog(){
c8e9f801 248 log "$@"
57bd82d4 249 echo "$@"
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250}
251
252die(){
253 echolog "$@"
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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262Rerun configure with logging enabled (do not use --disable-logging), and
263include the log this produces with your report.
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264EOF
265 else
266cat <<EOF
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267Include the log file "$logfile" produced by configure as this will help
268solving the problem.
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269EOF
270 fi
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271 exit 1
272}
273
6c6007d6 274# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 275toupper(){
6c6007d6 276 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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277}
278
4a5444db 279tolower(){
6c6007d6 280 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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281}
282
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283c_escape(){
284 echo "$*" | 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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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
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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
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328enable(){
329 set_all yes $*
330}
331
332disable(){
333 set_all no $*
334}
335
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336enable_weak(){
337 set_weak yes $*
338}
339
340disable_weak(){
341 set_weak no $*
342}
343
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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
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352do_enable_deep(){
353 for var; do
354 enabled $var && continue
355 eval sel="\$${var}_select"
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356 eval sgs="\$${var}_suggest"
357 pushvar var sgs
f9d328da 358 enable_deep $sel
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359 popvar sgs
360 enable_deep_weak $sgs
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361 popvar var
362 done
363}
364
365enable_deep(){
366 do_enable_deep $*
367 enable $*
368}
369
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370enable_deep_weak(){
371 do_enable_deep $*
372 enable_weak $*
373}
374
57bd82d4 375enabled(){
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376 test "${1#!}" = "$1" && op== || op=!=
377 eval test "x\$${1#!}" $op "xyes"
44161118
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378}
379
37970ebf 380disabled(){
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381 test "${1#!}" = "$1" && op== || op=!=
382 eval test "x\$${1#!}" $op "xno"
37970ebf
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383}
384
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385enabled_all(){
386 for opt; do
387 enabled $opt || return 1
388 done
389}
390
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391disabled_all(){
392 for opt; do
393 disabled $opt || return 1
394 done
395}
396
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397enabled_any(){
398 for opt; do
399 enabled $opt && return 0
400 done
401}
402
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403disabled_any(){
404 for opt; do
405 disabled $opt && return 0
406 done
f7b230a7 407 return 1
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408}
409
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410set_default(){
411 for opt; do
88268e94 412 eval : \${$opt:=\$${opt}_default}
c9d19248
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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#!}"
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428 enabled ${cfg}_checking && die "Circular dependency for $cfg."
429 disabled ${cfg}_checking && continue
430 enable ${cfg}_checking
431
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432 eval dep_all="\$${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
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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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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
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450 fi
451
799c9e9b 452 disable ${cfg}_checking
30fd06be
MR
453 done
454}
455
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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" >> $header
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MR
465 echo "${pfx}${ucname}=yes" >> $makefile
466 else
b250f9c6 467 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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468 fi
469 done
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470}
471
472flags_saved(){
2270b4b2 473 (: ${SAVE_CFLAGS?}) 2> /dev/null
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474}
475
dcd479c0 476save_flags(){
57bd82d4 477 flags_saved && return
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478 SAVE_CFLAGS="$CFLAGS"
479 SAVE_LDFLAGS="$LDFLAGS"
480 SAVE_extralibs="$extralibs"
481}
482
483restore_flags(){
f5d28d10 484 flags_saved || return
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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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508append(){
509 var=$1
510 shift
511 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
512 eval "$var=\"\$$var $*\""
513}
514
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515add_cppflags(){
516 append CPPFLAGS "$@"
517}
518
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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 $TMPC
dcd479c0
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548}
549
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550check_as(){
551 log check_as "$@"
552 cat > $TMPC
553 log_file $TMPC
50a334e4 554 check_cmd $as $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
555}
556
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557check_asm(){
558 log check_asm "$@"
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); }
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564EOF
565}
566
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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
ac63af34 998 extra_version
9da6609f
MR
999 host_cc
1000 host_cflags
1001 host_ldflags
1002 host_libs
82bb3329 1003 host_os
684b28e0 1004 ld
426be5dc 1005 logfile
89641463 1006 nm
26759c44 1007 source_path
c5200f17
MR
1008 sysinclude
1009 sysroot
a7ada2ba 1010 target_exec
26759c44 1011 target_os
a7ada2ba 1012 target_path
426be5dc 1013"
520cc7f1 1014
912f3148
DB
1015# code dependency declarations
1016
9eeed841 1017# architecture extensions
79cb09b2 1018altivec_deps="ppc"
3bf96eec 1019amd3dnow_deps="mmx"
a1ef9f08 1020amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
1021armv5te_deps="arm"
1022armv6_deps="arm"
ab5cb084 1023armv6t2_deps="arm"
a2fc0f6a
MR
1024armvfp_deps="arm"
1025iwmmxt_deps="arm"
e241ba14 1026mmi_deps="mips"
9eeed841 1027mmx_deps="x86"
75aa95a6 1028mmx2_deps="mmx"
a2fc0f6a 1029neon_deps="arm"
799fde37 1030ppc4xx_deps="ppc"
75aa95a6
DB
1031sse_deps="mmx"
1032ssse3_deps="sse"
bd9d34a0 1033vis_deps="sparc"
9eeed841 1034
5666fd73 1035# decoders / encoders / hardware accelerators
47a158cb 1036aac_decoder_select="fft mdct"
47a158cb
MR
1037ac3_decoder_select="fft mdct"
1038atrac3_decoder_select="fft mdct"
4f034993 1039cavs_decoder_select="golomb"
47a158cb 1040cook_decoder_select="fft mdct"
2eef7c62 1041cscd_decoder_suggest="zlib"
47a158cb 1042dca_decoder_select="fft mdct"
e8ed9b7a 1043dnxhd_encoder_select="aandct"
2eef7c62 1044dxa_decoder_select="zlib"
47a158cb 1045eac3_decoder_select="fft mdct"
e8ed9b7a 1046eatgq_decoder_select="aandct"
d52b39c7 1047eatqi_decoder_select="aandct"
4f034993
MR
1048ffv1_decoder_select="golomb"
1049flac_decoder_select="golomb"
1050flac_encoder_select="golomb"
2eef7c62
AJ
1051flashsv_decoder_select="zlib"
1052flashsv_encoder_select="zlib"
e8ed9b7a
DB
1053flv_encoder_select="aandct"
1054h261_encoder_select="aandct"
1055h263_encoder_select="aandct"
ff418735 1056h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1057h263_vaapi_hwaccel_select="vaapi h263_decoder"
e8ed9b7a 1058h263p_encoder_select="aandct"
4f034993 1059h264_decoder_select="golomb"
ff418735 1060h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1061h264_vaapi_hwaccel_select="vaapi"
711dae77 1062h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1063h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1064imc_decoder_select="fft mdct"
4f034993
MR
1065jpegls_decoder_select="golomb"
1066jpegls_encoder_select="golomb"
e8ed9b7a 1067ljpeg_encoder_select="aandct"
4f034993 1068loco_decoder_select="golomb"
e8ed9b7a
DB
1069mjpeg_encoder_select="aandct"
1070mpeg1video_encoder_select="aandct"
1071mpeg2video_encoder_select="aandct"
1072mpeg4_encoder_select="aandct"
711dae77 1073mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1074mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1075mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1076mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1077mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1078mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1079mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1080mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
8f6f050a 1081mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1082msmpeg4v1_encoder_select="aandct"
1083msmpeg4v2_encoder_select="aandct"
1084msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1085nellymoser_decoder_select="fft mdct"
1086nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1087png_decoder_select="zlib"
1088png_encoder_select="zlib"
63cae55d 1089qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1090rv10_encoder_select="aandct"
1091rv20_encoder_select="aandct"
d52b39c7
AJ
1092rv30_decoder_select="golomb"
1093rv40_decoder_select="golomb"
4f034993
MR
1094shorten_decoder_select="golomb"
1095sonic_decoder_select="golomb"
1096sonic_encoder_select="golomb"
1097sonic_ls_encoder_select="golomb"
1098svq3_decoder_select="golomb"
bee2eac5 1099svq3_decoder_suggest="zlib"
2eef7c62
AJ
1100tiff_decoder_suggest="zlib"
1101tiff_encoder_suggest="zlib"
1102tscc_decoder_select="zlib"
ff418735 1103vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1104vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1105vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1106vc1_vdpau_decoder_select="vdpau vc1_decoder"
47a158cb
MR
1107vorbis_decoder_select="fft mdct"
1108vorbis_encoder_select="fft mdct"
1109wmav1_decoder_select="fft mdct"
1110wmav1_encoder_select="fft mdct"
1111wmav2_decoder_select="fft mdct"
1112wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1113wmv1_encoder_select="aandct"
1114wmv2_encoder_select="aandct"
ff418735 1115wmv3_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1116wmv3_vaapi_hwaccel_select="vaapi wmv3_decoder"
711dae77 1117wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1118wmv3_vdpau_decoder_select="vdpau wmv3_decoder"
2eef7c62
AJ
1119zlib_decoder_select="zlib"
1120zlib_encoder_select="zlib"
1121zmbv_decoder_select="zlib"
1122zmbv_encoder_select="zlib"
30fd06be 1123
28b80940
DB
1124# parsers
1125h264_parser_select="golomb"
1126
912f3148 1127# external libraries
1b71f045 1128libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1129libdirac_encoder_deps="libdirac"
c9171a83 1130libfaac_encoder_deps="libfaac"
69ddbd1d 1131libfaad_decoder_deps="libfaad"
4ec45764 1132libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1133libgsm_decoder_deps="libgsm"
1134libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1135libgsm_ms_decoder_deps="libgsm"
1136libgsm_ms_encoder_deps="libgsm"
1cc60c47 1137libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1138libopencore_amrnb_decoder_deps="libopencore_amrnb"
1139libopencore_amrnb_encoder_deps="libopencore_amrnb"
1140libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1141libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1142libschroedinger_decoder_deps="libschroedinger"
1143libschroedinger_encoder_deps="libschroedinger"
ae14f311 1144libspeex_decoder_deps="libspeex"
150d2772 1145libtheora_encoder_deps="libtheora"
b0caf888 1146libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1147libx264_encoder_deps="libx264"
1148libxvid_encoder_deps="libxvid"
30fd06be 1149
912f3148 1150# demuxers / muxers
03a76ba9 1151ac3_demuxer_deps="ac3_parser"
4e622dea
SS
1152avisynth_demuxer_deps="avisynth"
1153dirac_demuxer_deps="dirac_parser"
1154libnut_demuxer_deps="libnut"
1155libnut_muxer_deps="libnut"
1156matroska_demuxer_suggest="zlib bzlib"
1157mov_demuxer_suggest="zlib"
1158mp3_demuxer_deps="mpegaudio_parser"
1159redir_demuxer_deps="network"
1160rtp_muxer_deps="network rtp_protocol"
1161rtsp_demuxer_deps="sdp_demuxer"
1162sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
1163
1164# indevs / outdevs
38e54a75
SS
1165alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1166alsa_indev_extralibs="-lasound"
1167alsa_outdev_deps="alsa_asoundlib_h"
1168alsa_outdev_extralibs="-lasound"
1169audio_beos_indev_deps="audio_beos"
1170audio_beos_indev_extralibs="-lmedia -lbe"
1171audio_beos_outdev_deps="audio_beos"
1172audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1173bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1174dv1394_indev_deps="dv1394 dv_demuxer"
1175jack_indev_deps="jack_jack_h"
1176jack_indev_extralibs="-ljack"
1177libdc1394_indev_deps="libdc1394"
38e54a75
SS
1178oss_indev_deps_any="soundcard_h sys_soundcard_h"
1179oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1180v4l_indev_deps="linux_videodev_h"
1181v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1182vfwcap_indev_deps="capCreateCaptureWindow"
1183vfwcap_indev_extralibs="-lvfw32"
1184x11_grab_device_indev_deps="x11grab XShmCreateImage"
1185x11_grab_device_indev_extralibs="-lX11 -lXext"
30fd06be 1186
912f3148 1187# protocols
3fff6382 1188gopher_protocol_deps="network"
c08fb000
AB
1189http_protocol_deps="network"
1190rtp_protocol_deps="udp_protocol"
1191tcp_protocol_deps="network"
1192udp_protocol_deps="network"
1193
f7679c54 1194# filters
81124ba0 1195movie_filter_deps="avfilter_lavf"
f7679c54 1196
912f3148 1197# programs
fa859b4d 1198ffplay_deps="sdl"
6ad42348 1199ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1200ffserver_extralibs='$ldl'
a2830dca 1201
912f3148 1202
de6d9b64 1203# default parameters
8a608357 1204
2ba042a7 1205logfile="config.err"
8a608357
MR
1206
1207# installation paths
c9d19248
MR
1208prefix_default="/usr/local"
1209bindir_default='${prefix}/bin'
14a8acf1 1210datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1211incdir_default='${prefix}/include'
1212libdir_default='${prefix}/lib'
1213mandir_default='${prefix}/share/man'
1214shlibdir_default="$libdir_default"
8a608357
MR
1215
1216# toolchain
11e6d03a 1217ar="ar"
13c7df3d 1218cc_default="gcc"
9da6609f 1219host_cc_default="gcc"
11e6d03a 1220ln_s="ln -sf"
89641463 1221nm_default="nm"
11e6d03a 1222objformat="elf"
be7109c1 1223ranlib="ranlib"
0f3cb305 1224strip="strip"
11e6d03a 1225yasmexe="yasm"
8a608357
MR
1226
1227# machine
5e622c40 1228arch=$(uname -m)
38d0a8aa 1229cpu="generic"
8a608357 1230
8a608357 1231# OS
4f854758 1232target_os=$(tolower $(uname -s))
82bb3329 1233host_os=$target_os
8a608357 1234
8a608357 1235# configurable options
497237c7 1236enable debug
aa033b1e 1237enable fastdiv
497237c7
RP
1238enable ffmpeg
1239enable ffplay
1240enable ffserver
1241enable ipv6
497237c7
RP
1242enable mpegaudio_hp
1243enable network
8400d6b8 1244enable optimizations
497237c7 1245enable protocols
530dc538 1246enable static
87a0fb62 1247enable stripping
a9ddb5b1 1248enable swscale_alpha
8a608357 1249
8a608357 1250# build settings
50a334e4 1251add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1252SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1253FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1254LIBPREF="lib"
1255LIBSUF=".a"
c5f14466
RP
1256FULLNAME='$(NAME)$(BUILDSUF)'
1257LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1258SLIBPREF="lib"
1259SLIBSUF=".so"
c5f14466 1260SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1261SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1262SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1263LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1264
9da6609f
MR
1265host_cflags='-O3 -g -Wall'
1266host_libs='-lm'
1267
a7ada2ba
MR
1268target_path='.'
1269
0d7dca36
DB
1270# gcc stupidly only outputs the basename of targets with -MM, but we need the
1271# full relative path for objects in subdirectories for non-recursive Make.
50a334e4 1272DEPEND_CMD='$(CC) $(CPPFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1273
c597172e 1274# find source path
5e622c40 1275source_path="$(dirname "$0")"
497237c7 1276enable source_path_used
c597172e 1277if test -z "$source_path" -o "$source_path" = "." ; then
5e622c40 1278 source_path="$(pwd)"
497237c7 1279 disable source_path_used
c597172e 1280else
5e622c40 1281 source_path="$(cd "$source_path"; pwd)"
c597172e 1282 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1283 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1284 test -e "$source_path/config.h" &&
1285 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1286fi
1287
13cbe2c0 1288for v in "$@"; do
b04251c5
MR
1289 r=${v#*=}
1290 l=${v%"$r"}
1291 r=$(sh_quote "$r")
13cbe2c0
MR
1292 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1293done
c597172e 1294
73ef8980
MR
1295find_things(){
1296 thing=$1
1297 pattern=$2
1298 file=$source_path/$3
932ccf39 1299 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1300}
1301
1302ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1303DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1304HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1305PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1306BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1307MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1308DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1309OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1310INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1311PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1312FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1313
7483e694
DB
1314enable $ARCH_EXT_LIST \
1315 $DECODER_LIST \
1316 $ENCODER_LIST \
5666fd73 1317 $HWACCEL_LIST \
7483e694
DB
1318 $PARSER_LIST \
1319 $BSF_LIST \
1320 $DEMUXER_LIST \
1321 $MUXER_LIST \
f7679c54 1322 $FILTER_LIST \
7483e694
DB
1323 $PROTOCOL_LIST \
1324 $INDEV_LIST \
1325 $OUTDEV_LIST \
c597172e
MR
1326
1327die_unknown(){
1328 echo "Unknown option \"$1\"."
1329 echo "See $0 --help for available options."
1330 exit 1
1331}
1332
794f8e97 1333show_list() {
bf0c4afa
RP
1334 suffix=_$1
1335 shift
1336 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1337 exit 0
1338}
1339
c597172e 1340for opt do
7483e694
DB
1341 optval="${opt#*=}"
1342 case "$opt" in
0f010b2f 1343 --extra-cflags=*) add_cflags $optval
7483e694 1344 ;;
0f010b2f 1345 --extra-ldflags=*) add_ldflags $optval
7483e694 1346 ;;
0f010b2f 1347 --extra-libs=*) add_extralibs $optval
7483e694 1348 ;;
8fb1cb58 1349 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1350 ;;
40bcf4c7
BL
1351 --enable-debug=*) debuglevel="$optval"
1352 ;;
7483e694 1353 --enable-*=*|--disable-*=*)
5e622c40 1354 eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')
7483e694 1355 case "$thing" in
38e54a75 1356 encoder|decoder|hwaccel|muxer|demuxer|indev|outdev|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1357 *) die_unknown "$opt" ;;
1358 esac
1359 ;;
1360 --enable-?*|--disable-?*)
5e622c40 1361 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1362 if is_in $option $COMPONENT_LIST; then
fed5d54b 1363 test $action = disable && action=unset
e3773a55
MR
1364 eval $action \$$(toupper ${option%s})_LIST
1365 elif is_in $option $CMDLINE_SELECT; then
1366 $action $option
1367 else
1368 die_unknown $opt
1369 fi
7483e694
DB
1370 ;;
1371 --list-*)
1372 NAME="${opt#--list-}"
1373 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1374 NAME=${NAME%s}
1375 eval show_list $NAME \$$(toupper $NAME)_LIST
1376 ;;
1377 --help|-h) show_help
1378 ;;
1379 *)
884a36a7 1380 optname="${opt%%=*}"
26759c44
MR
1381 optname="${optname#--}"
1382 optname=$(echo "$optname" | sed 's/-/_/g')
1383 is_in $optname $CMDLINE_SET || die_unknown $opt
1384 eval $optname='$optval'
7483e694
DB
1385 ;;
1386 esac
c597172e
MR
1387done
1388
bcea99bb
MR
1389disabled logging && logfile=/dev/null
1390
13cbe2c0 1391echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1392set >> $logfile
1393
9da6609f
MR
1394test -n "$cross_prefix" && enable cross_compile
1395
adb2b908 1396ar="${cross_prefix}${ar}"
11e6d03a 1397cc_default="${cross_prefix}${cc_default}"
20e0ed95 1398nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1399ranlib="${cross_prefix}${ranlib}"
1400strip="${cross_prefix}${strip}"
1401
c5200f17
MR
1402sysinclude_default="${sysroot}/usr/include"
1403
75800dce
MR
1404set_default cc nm sysinclude
1405as_default=$cc
9da6609f
MR
1406enabled cross_compile || host_cc_default=$cc
1407set_default host_cc
13c7df3d 1408
82bb3329
MR
1409exesuf() {
1410 case $1 in
1411 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1412 esac
1413}
1414
1415EXESUF=$(exesuf $target_os)
1416HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1417
e4e69e0b 1418# set temporary file name
a49d42c2 1419: ${TMPDIR:=$TEMPDIR}
c51fafa1 1420: ${TMPDIR:=$TMP}
a49d42c2 1421: ${TMPDIR:=/tmp}
e4e69e0b 1422
54460a83
MR
1423if ! check_cmd type mktemp; then
1424 # simple replacement for missing mktemp
1425 # NOT SAFE FOR GENERAL USE
1426 mktemp(){
1427 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1428 }
1429fi
1430
1431tmpfile(){
1432 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1433 (set -C; exec > $tmp) 2>/dev/null ||
1434 die "Unable to create temoporary file in $TMPDIR."
1435 append TMPFILES $tmp
1436 eval $1=$tmp
1437}
1438
1439trap 'rm -f -- $TMPFILES' EXIT
1440trap exit HUP INT TERM
1441
1442tmpfile TMPC .c
1443tmpfile TMPE $EXESUF
1444tmpfile TMPH .h
1445tmpfile TMPO .o
1446tmpfile TMPS .S
1447tmpfile TMPSH .sh
1448
1449unset -f mktemp
e4e69e0b 1450
993f2d0f
MR
1451# make sure we can execute files in $TMPDIR
1452cat > $TMPSH 2>> $logfile <<EOF
1453#! /bin/sh
1454EOF
1455chmod +x $TMPSH >> $logfile 2>&1
1456if ! $TMPSH >> $logfile 2>&1; then
1457 cat <<EOF
1458Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1459variable to another directory and make sure that it is not mounted noexec.
1460EOF
1461 die "Sanity test failed."
1462fi
993f2d0f 1463
3a636b6f 1464if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1465 cc_type=gcc
1466elif $cc --version 2>/dev/null | grep -q Intel; then
1467 cc_type=icc
1468elif $cc -v 2>&1 | grep -q xlc; then
1469 cc_type=xlc
df442a8d
MR
1470elif $cc -V 2>/dev/null | grep -q Compaq; then
1471 cc_type=ccc
50a334e4 1472 DEPEND_CMD='$(CC) $(CPPFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1473 debuglevel=3
df442a8d 1474 add_ldflags -Wl,-z,now # calls to libots crash without this
03e37762
MR
1475elif $cc --vsn 2>/dev/null | grep -q RVCT; then
1476 test -d "$sysroot" || die "No valid sysroot specified."
1477 cc_type=armcc
1478 armcc_conf="$PWD/armcc.conf"
1479 $cc --arm_linux_configure \
1480 --arm_linux_config_file="$armcc_conf" \
1481 --configure_sysroot="$sysroot" \
1482 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1483 die "Error creating armcc configuration file."
1484 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1485 as_default="${cross_prefix}gcc"
629687f6
MR
1486fi
1487
1488test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1489
684b28e0
MR
1490: ${ld_default:=$cc}
1491set_default as ld
75800dce 1492
154d432c
MR
1493if test -n "$sysroot"; then
1494 case "$cc_type" in
1495 gcc)
467256f2 1496 add_cppflags --sysroot="$sysroot"
154d432c
MR
1497 add_ldflags --sysroot="$sysroot"
1498 ;;
1499 esac
1500fi
1501
993f2d0f
MR
1502# compiler sanity check
1503check_exec <<EOF
1504int main(void){ return 0; }
1505EOF
1506if test "$?" != 0; then
1507 echo "$cc is unable to create an executable file."
1508 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1509 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1510 echo "Only do this if you know what cross compiling means."
1511 fi
1512 die "C compiler test failed."
1513fi
1514
e9b9a2f8 1515check_cflags -std=c99
50a334e4 1516check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
1517#include <stdlib.h>
1518EOF
50a334e4 1519check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
1520#include <stdlib.h>
1521EOF
e9b9a2f8 1522
b24dbcbd 1523case "$arch" in
b24dbcbd
RP
1524 alpha)
1525 arch="alpha"
1526 enable fast_64bit
c0a02a3e 1527 check_cflags -mieee
b24dbcbd 1528 ;;
cfdb6148
MR
1529 arm|armv[4567]*l)
1530 arch="arm"
b24dbcbd 1531 ;;
f4870943
MR
1532 avr32)
1533 ;;
cfdb6148
MR
1534 bfin)
1535 arch="bfin"
1536 ;;
1537 ia64)
1538 arch="ia64"
b24dbcbd 1539 enable fast_64bit
cfdb6148
MR
1540 ;;
1541 m68k)
1542 arch="m68k"
b24dbcbd 1543 ;;
de3a1240 1544 mips|mipsel|IP*)
b24dbcbd
RP
1545 arch="mips"
1546 ;;
de3a1240
DB
1547 mips64)
1548 arch="mips"
bae3abb0 1549 subarch="mips64"
de3a1240
DB
1550 enable fast_64bit
1551 ;;
61597a98 1552 parisc|hppa)
b24dbcbd
RP
1553 arch="parisc"
1554 ;;
61597a98 1555 parisc64|hppa64)
b24dbcbd
RP
1556 arch="parisc"
1557 enable fast_64bit
1558 ;;
cfdb6148
MR
1559 "Power Macintosh"|ppc|powerpc)
1560 arch="ppc"
1561 enable fast_unaligned
1562 ;;
1563 ppc64)
1564 arch="ppc"
34d11b87 1565 subarch="ppc64"
cfdb6148
MR
1566 enable fast_64bit
1567 enable fast_unaligned
1568 ;;
b24dbcbd
RP
1569 s390|s390x)
1570 arch="s390"
1571 ;;
cfdb6148
MR
1572 sh4|sh)
1573 arch="sh4"
b24dbcbd 1574 ;;
cfdb6148
MR
1575 sparc)
1576 arch="sparc"
1577 ;;
1578 sun4u|sparc64)
1579 arch="sparc"
1580 subarch="sparc64"
b24dbcbd
RP
1581 enable fast_64bit
1582 ;;
cfdb6148
MR
1583 i386|i486|i586|i686|i86pc|BePC)
1584 arch="x86"
1585 subarch="x86_32"
1586 enable fast_unaligned
1587 ;;
1588 x86_64|amd64)
1589 arch="x86"
1590 subarch="x86_32"
1591 enable cmov
1592 enable fast_cmov
1593 enable fast_unaligned
1594 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1595 int test[sizeof(char*) - 7];
1596EOF
b24dbcbd
RP
1597 ;;
1598 *)
1599 arch="unknown"
1600 ;;
1601esac
1602
62045d48 1603enable $arch $subarch
b24dbcbd 1604
7483e694 1605# OS specific
4f854758 1606case $target_os in
7483e694 1607 beos|haiku|zeta)
c9d19248 1608 prefix_default="$HOME/config"
7483e694 1609 # helps building libavcodec
50a334e4
MR
1610 add_cppflags -DPIC
1611 add_cflags -fomit-frame-pointer
7483e694 1612 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 1613 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
1614 case "$gcc_version" in
1615 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1616 disable mmx
1617 ;;
1618 *20010315*) echo "BeBits gcc"
0f010b2f 1619 add_cflags -fno-expensive-optimizations
7483e694
DB
1620 ;;
1621 esac
7483e694
DB
1622 SHFLAGS=-nostart
1623 # enable BeOS things
1624 enable audio_beos
1625 # no need for libm, but the inet stuff
1626 # Check for BONE
1627 # XXX: actually should check for NOT net_server
78fe7631 1628 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1629 network_extralibs="-lbind -lsocket"
1630 else
1631 enable beos_netserver
1632 network_extralibs="-lnet"
1633 fi ;;
1634 sunos)
1635 FFSERVERLDFLAGS=""
9987769a 1636 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1637 network_extralibs="-lsocket -lnsl"
50a334e4 1638 add_cppflags -D__EXTENSIONS__
7483e694
DB
1639 ;;
1640 netbsd)
07a8eef6
MR
1641 oss_indev_extralibs="-lossaudio"
1642 oss_outdev_extralibs="-lossaudio"
7483e694
DB
1643 ;;
1644 openbsd)
1645 disable need_memalign
1646 LIBOBJFLAGS='$(PIC)'
7483e694 1647 SHFLAGS='-shared'
07a8eef6
MR
1648 oss_indev_extralibs="-lossaudio"
1649 oss_outdev_extralibs="-lossaudio"
7483e694 1650 ;;
90b4f091 1651 freebsd|dragonfly)
7483e694
DB
1652 disable need_memalign
1653 ;;
1654 bsd/os)
1655 osextralibs="-lpoll -lgnugetopt"
1656 strip="strip -d"
1657 ;;
1658 darwin)
1659 disable need_memalign
0138c54e 1660 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1661 strip="strip -x"
1662 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1663 SLIBSUF=".dylib"
1664 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1665 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1666 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1667 objformat="macho"
1b0f6fb8 1668 enabled x86_64 && objformat="macho64"
7483e694
DB
1669 ;;
1670 mingw32*)
4f854758 1671 target_os=mingw32
dcc01c06 1672 LIBTARGET=i386
1fc9fb8a 1673 if enabled x86_64; then
dcc01c06
RP
1674 disable need_memalign
1675 LIBTARGET=x64
1676 fi
fbd971a4 1677 shlibdir_default="$bindir_default"
7483e694
DB
1678 disable ffserver
1679 SLIBPREF=""
1680 SLIBSUF=".dll"
7483e694
DB
1681 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1682 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 1683 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1684 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1685 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1686 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 1687 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1688 objformat="win32"
bc574408 1689 enable dos_paths
1894e741 1690 check_cflags -fno-common
b1549d61 1691 if ! enabled x86_64; then
f7ad5aa2
RP
1692 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1693 die "ERROR: MinGW runtime version must be >= 3.15."
1694 enabled_any avisynth vfwcap_demuxer &&
1695 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1696 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1697 fi
7483e694
DB
1698 ;;
1699 cygwin*)
4f854758 1700 target_os=cygwin
fbd971a4 1701 shlibdir_default="$bindir_default"
7483e694
DB
1702 SLIBPREF="cyg"
1703 SLIBSUF=".dll"
1704 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1705 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1706 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1707 objformat="win32"
bc574408 1708 enable dos_paths
1894e741 1709 check_cflags -fno-common
7483e694 1710 ;;
4f365f37 1711 *-dos|freedos|opendos)
fdf11906 1712 disable ffplay ffserver
4f365f37
MK
1713 disable $INDEV_LIST $OUTDEV_LIST
1714 network_extralibs="-lsocket"
ff1c015d 1715 objformat="coff"
bc574408 1716 enable dos_paths
4f365f37 1717 ;;
7483e694 1718 linux)
7483e694
DB
1719 enable dv1394
1720 ;;
1721 irix*)
4f854758 1722 target_os=irix
7483e694
DB
1723 ranlib="echo ignoring ranlib"
1724 ;;
d22e8442 1725 os/2*)
d22e8442
DY
1726 strip="lxlite"
1727 ln_s="cp -f"
d22e8442 1728 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1729 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1730 FFSERVERLDFLAGS=""
287d3b13 1731 LIBSUF="_s.a"
d22e8442
DY
1732 SLIBPREF=""
1733 SLIBSUF=".dll"
1734 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1735 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1736 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1737 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1738 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1739 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1740 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1741 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1742 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1743 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1744 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1745 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1746 enable dos_paths
d22e8442 1747 ;;
83993c1c
AM
1748 gnu/kfreebsd)
1749 ;;
34e82167 1750 gnu)
34e82167 1751 ;;
d22e8442 1752
7483e694 1753 *)
4f924f9a 1754 die "Unknown OS '$target_os'."
7483e694
DB
1755 ;;
1756esac
1757
c9d19248
MR
1758set_default $PATHS_LIST
1759
c597172e 1760add_extralibs $osextralibs
de6d9b64 1761
28d8e661
DB
1762# Combine FFLDFLAGS and the LDFLAGS environment variable.
1763LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1764
320d060a 1765# we need to build at least one lib type
93b3c083 1766if ! enabled_any static shared; then
320d060a
DB
1767 cat <<EOF
1768At least one library type must be built.
1769Specify --enable-static to build the static libraries or --enable-shared to
1770build the shared libraries as well. To only build the shared libraries specify
1771--disable-static in addition to --enable-shared.
1772EOF
1773 exit 1;
1774fi
1775
abc4e572 1776disabled static && LIBNAME=""
2a320695 1777
a2234ceb
RP
1778if enabled_any libfaad libfaadbin ; then
1779 if check_header faad.h; then
295b8c70 1780 check_cc <<EOF
a2234ceb
RP
1781#include <faad.h>
1782#ifndef FAAD2_VERSION
1783ok faad1
1784#endif
db817cf3 1785int main(void) { return 0; }
a2234ceb
RP
1786EOF
1787 test $? = 0 && enable libfaad2
1788 else
ff3dac65 1789 die "FAAD test failed."
a2234ceb
RP
1790 fi
1791fi
1792
1793
2184c6f7 1794die_license_disabled() {
4c27207c 1795 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
1796}
1797
1798die_license_disabled gpl libfaad2
1799die_license_disabled gpl libx264
1800die_license_disabled gpl libxvid
1801die_license_disabled gpl postproc
1802die_license_disabled gpl x11grab
1803
2f7ae63b 1804die_license_disabled nonfree libfaac
b2e3c528 1805
0b175caa
DB
1806die_license_disabled version3 libopencore_amrnb
1807die_license_disabled version3 libopencore_amrwb
1808
9cad0e4e 1809enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 1810
9eeed841 1811check_deps $ARCH_EXT_LIST
0f3cb305 1812
5d323602
MR
1813test -z "$need_memalign" && need_memalign="$mmx"
1814
cf9d24ad 1815#Darwin CC versions
4f854758 1816if test $target_os = darwin; then
629687f6 1817 if enabled xlc; then
0f010b2f 1818 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1819 else
0f010b2f
DB
1820 add_cflags -pipe
1821 check_cflags -force_cpusubtype_ALL
1822 check_cflags -Wno-sign-compare
f946a9a4 1823 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1824 fi
2a1a6b64
MN
1825fi
1826
40617a6d 1827disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1828
a4adb608 1829# Add processor-specific flags
38d0a8aa 1830if test $cpu != "generic"; then
bc8ec47b
MR
1831 warn_altivec(){
1832 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1833 }
38d0a8aa 1834 case $cpu in
bb270c08 1835 601|ppc601|PowerPC601)
0f010b2f 1836 add_cflags -mcpu=601
bc8ec47b 1837 warn_altivec enabled PPC601
bb270c08
DB
1838 ;;
1839 603*|ppc603*|PowerPC603*)
0f010b2f 1840 add_cflags -mcpu=603
bc8ec47b 1841 warn_altivec enabled PPC603
bb270c08
DB
1842 ;;
1843 604*|ppc604*|PowerPC604*)
0f010b2f 1844 add_cflags -mcpu=604
bc8ec47b 1845 warn_altivec enabled PPC604
bb270c08
DB
1846 ;;
1847 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1848 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1849 warn_altivec enabled PPC75x
bb270c08
DB
1850 ;;
1851 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1852 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1853 warn_altivec disabled PPC745x
bb270c08
DB
1854 ;;
1855 74*|ppc74*|PowerPC74*)
0f010b2f 1856 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1857 warn_altivec disabled PPC74xx
bb270c08
DB
1858 ;;
1859 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1860 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1861 warn_altivec disabled PPC970
bb270c08 1862 ;;
e07e357d 1863 Cell|CELL|cell)
0f010b2f 1864 add_cflags -mcpu=cell
e07e357d 1865 warn_altivec disabled Cell
34d11b87 1866 enable ldbrx
e07e357d 1867 ;;
e7768fc5
GP
1868 # targets that do NOT support conditional mov (cmov)
1869 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1870 add_cflags -march=$cpu
497237c7 1871 disable cmov
e7768fc5
GP
1872 ;;
1873 # targets that do support conditional mov (cmov)
416519dd 1874 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1875 add_cflags -march=$cpu
497237c7
RP
1876 enable cmov
1877 enable fast_cmov
94e4c3a3
GP
1878 ;;
1879 # targets that do support conditional mov but on which it's slow
800a5a19 1880 pentium4|pentium4m|prescott|nocona)
0f010b2f 1881 add_cflags -march=$cpu
497237c7
RP
1882 enable cmov
1883 disable fast_cmov
bb270c08 1884 ;;
d7b34d08 1885 sparc64)
0f010b2f 1886 add_cflags -mcpu=v9
d7b34d08 1887 ;;
f2e49553 1888 arm11*|cortex*)
0f010b2f 1889 add_cflags -mcpu=$cpu
f2e49553
MR
1890 enable fast_unaligned
1891 ;;
d6ced963
MR
1892 armv[67]*)
1893 add_cflags -march=$cpu
1894 enable fast_unaligned
1895 ;;
0223bd6f 1896 armv*)
0f010b2f 1897 add_cflags -march=$cpu
0223bd6f 1898 ;;
f2e49553 1899 arm*)
0f010b2f 1900 add_cflags -mcpu=$cpu
6b19786b 1901 ;;
1cd11856 1902 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1903 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1904 ;;
e4ddc8ed
MR
1905 bf*)
1906 add_cflags -mcpu=$cpu
1907 ;;
5b34250d
MR
1908 mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
1909 add_cflags -march=$cpu
1910 ;;
bb270c08 1911 *)
7483e694 1912 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1913 ;;
a4adb608
MN
1914 esac
1915fi
1916
b4d96ba2
MR
1917check_cc <<EOF || die "Symbol mangling check failed."
1918int ff_extern;
1919EOF
2f05d9c1 1920sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1921extern_prefix=${sym%%ff_extern*}
1922
f65883c8
MR
1923check_cc <<EOF && enable inline_asm
1924void foo(void) { __asm__ volatile ("" ::); }
1925EOF
61d251db 1926
9eeed841 1927if enabled x86; then
44965991
PI
1928 # check whether EBP is available on x86
1929 # As 'i' is stored on the stack, this program will crash
1930 # if the base pointer is used to access it because the
1931 # base pointer is cleared in the inline assembly code.
7dfef245 1932 check_exec_crash <<EOF && enable ebp_available
44965991 1933 volatile int i=0;
be449fca 1934 __asm__ volatile (
44965991
PI
1935 "xorl %%ebp, %%ebp"
1936 ::: "%ebp");
1937 return i;
44965991
PI
1938EOF
1939
1940 # check wether EBX is available on x86
940f335a 1941 check_asm ebx_available '"":::"%ebx"'
8e380710 1942
d3a4b4e0
DB
1943 # check whether more than 10 operands are supported
1944 check_cc <<EOF && enable ten_operands
1945int main(void) {
1946 int x=0;
1947 __asm__ volatile(
1948 ""
1949 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1950 );
1951 return 0;
1952}
1953EOF
1954
d7f0920b 1955 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1956 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 1957 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
1958
1959 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1960
d52481b9 1961 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1962 enabled x86_64 && append YASMFLAGS "-m amd64"
1963 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1964 case "$objformat" in
1965 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1966 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1967 *) append YASMFLAGS "-DPREFIX" ;;
1968 esac
7595a5e4 1969 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1970fi
1971
87ea51e0
LB
1972# check for assembler specific support
1973
85dd97ad
MR
1974enabled mips && check_asm loongson '"dmult.g $1, $2, $3"'
1975
5b6c2cbd 1976enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1977enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
cc078b5d 1978enabled ppc && check_asm xform_asm '"lwzx 0, %y0" :: "Z"(*(int*)0)'
87ea51e0 1979
57bd82d4
MR
1980# check for SIMD availability
1981
115329f1 1982# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1983if enabled altivec; then
3ed1a2ee
DB
1984 check_cflags -maltivec -mabi=altivec &&
1985 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1986 check_cflags -faltivec
b6e52719 1987
0182fee8 1988 # check if our compiler supports Motorola AltiVec C API
497237c7 1989 check_cc <<EOF || disable altivec
dcd479c0 1990$inc_altivec_h
a9a07762
MN
1991int main(void) {
1992 vector signed int v1, v2, v3;
1993 v1 = vec_add(v2,v3);
1994 return 0;
1995}
1996EOF
b006b26c
DB
1997
1998 # check if our compiler supports braces for vector declarations
80a61f08 1999 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 2000$inc_altivec_h
80a61f08 2001int main (void) { (vector int) {1}; return 0; }
b006b26c 2002EOF
a9a07762 2003fi
ab6c65f6 2004
b4e806b2 2005# We have to check if pld is a nop and disable it.
a2fc0f6a 2006enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
2007enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2008enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 2009enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 2010enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
2011enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2012enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 2013enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 2014enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 2015
0f010b2f 2016enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 2017
57bd82d4
MR
2018# ---
2019# big/little-endian test
9eebe687
MR
2020check_cc <<EOF || die "endian test failed"
2021unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 2022EOF
d04d9e16 2023od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 2024
a3999908 2025# ---
3d204385
NK
2026# check availability of some header files
2027
a98bb16d
RP
2028if check_func dlopen; then
2029 ldl=
2030elif check_func dlopen -ldl; then
2031 ldl=-ldl
8bf5d58f
MN
2032fi
2033
75ecf149
DB
2034# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2035check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2036
7483e694
DB
2037check_func fork
2038check_func gethrtime
2039check_func getrusage
094c09bb 2040check_func inet_aton $network_extralibs
7483e694
DB
2041check_func memalign
2042check_func mkstemp
1f91cdce 2043check_func posix_memalign
b507ebd1 2044check_func_headers io.h setmode
e4673692 2045check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2046check_func_headers windows.h GetProcessTimes
7c5bfe7a 2047check_func_headers windows.h VirtualAlloc
6ffa87d3 2048
e16e49ac 2049check_header conio.h
a98bb16d
RP
2050check_header dlfcn.h
2051check_header malloc.h
bf6ce82d 2052check_header poll.h
b58412f1 2053check_header sys/mman.h
b091aa44 2054check_header sys/resource.h
bf6ce82d 2055check_header sys/select.h
a98bb16d 2056check_header termios.h
272081b0
CEH
2057check_header vdpau/vdpau.h
2058check_header vdpau/vdpau_x11.h
68178ca9 2059check_header X11/extensions/XvMClib.h
a98bb16d 2060
1f91cdce
RP
2061if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
2062 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2063fi
e16e49ac 2064
a4fa192c 2065disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2066disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2067
2068# check for some common methods of building with pthread support
2069# do this before the optional library checks as some of them require pthreads
2070if enabled pthreads; then
9e7fd101
MR
2071 if check_func pthread_create; then
2072 :
2073 elif check_func pthread_create -pthread; then
2074 add_cflags -pthread
afc9aee2 2075 add_extralibs -pthread
9e7fd101
MR
2076 elif check_func pthread_create -pthreads; then
2077 add_cflags -pthreads
afc9aee2 2078 add_extralibs -pthreads
8d94f606
GT
2079 elif check_func pthread_create -lpthreadGC2; then
2080 add_extralibs -lpthreadGC2
9e7fd101
MR
2081 elif ! check_lib pthread.h pthread_create -lpthread; then
2082 die "ERROR: can't find pthreads library"
2083 fi
57bd82d4
MR
2084fi
2085
8eee7025 2086for thread in $THREADS_LIST; do
e5f94c2b 2087 if enabled $thread; then
3ae3b721
RP
2088 test -n "$thread_type" &&
2089 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2090 thread_type="$thread"
e5f94c2b
RP
2091 fi
2092done
2093
fdf88598 2094check_lib math.h sin -lm
ff418735 2095check_lib va/va.h vaInitialize -lva
fdf88598 2096
a33cab3a 2097# test for C99 functions in math.h
291fd18a 2098for func in llrint log2 lrint lrintf round roundf truncf; do
a33cab3a 2099 check_exec <<EOF && enable $func || disable $func
f32adb22 2100#include <math.h>
a33cab3a 2101int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 2102EOF
a33cab3a 2103done
f32adb22 2104
57bd82d4 2105# these are off by default, so fail if requested and not available
79fda097 2106enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
e3cc7d6f 2107enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
2108 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
2109 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
2110enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2111enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 2112enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 2113enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2114enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2115enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2116enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2117enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2118enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2119 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2120enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
2121enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
2122enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 2123enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
2124 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
2125 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 2126enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2127enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2128
0b4a1821
AS
2129# libdc1394 check
2130if enabled libdc1394; then
2131 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2132 enable libdc1394_2; } ||
2133 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2134 enable libdc1394_1; } ||
2135 die "ERROR: No version of libdc1394 found "
2136fi
2137
2138
c13e1abd
FH
2139_restrict=
2140for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2141 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2142void foo(char * $restrict_keyword p);
2143EOF
c13e1abd
FH
2144done
2145
a86b921c 2146##########################################
29799f8b 2147# SDL check
a86b921c 2148
497237c7
RP
2149disable sdl_too_old
2150disable sdl
6a1a892f 2151SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2152if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2153 sdl_cflags=$("${SDL_CONFIG}" --cflags)
225e21ef 2154 temp_cflags $sdl_cflags
5e622c40 2155 temp_extralibs $("${SDL_CONFIG}" --libs)
1ca5d97f 2156 if check_lib2 SDL.h SDL_Init; then
5e622c40 2157 _sdlversion=$("${SDL_CONFIG}" --version | sed 's/[^0-9]//g')
29f3b38a 2158 if test "$_sdlversion" -lt 121 ; then
497237c7 2159 enable sdl_too_old
dcd479c0 2160 else
497237c7 2161 enable sdl
225e21ef 2162 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2163#include <SDL.h>
d6773f56 2164int main(int argc, char **argv){
29f3b38a
MR
2165 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2166 int w = vi->current_w;
2167 return 0;
2168}
2169EOF
dcd479c0
MR
2170 fi
2171 fi
29f3b38a 2172 restore_flags
c3f6b472 2173fi
57bd82d4 2174
2270b4b2 2175texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2176
7a91333f 2177##########################################
73b46a95
RP
2178# Network check
2179
2180if enabled network; then
96000432 2181 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2182 # Prefer arpa/inet.h over winsock2
2183 if check_header arpa/inet.h ; then
2184 check_func closesocket
2185 elif check_header winsock2.h ; then
ea10ddde 2186 network_extralibs="-lws2_32"
72be9e73 2187 check_type ws2tcpip.h socklen_t
2446d3d6 2188 check_func_headers winsock2.h closesocket
28c9f069
MK
2189 else
2190 disable network
73b46a95
RP
2191 fi
2192fi
2193
2194##########################################
29799f8b 2195# IPv6 check
7a91333f 2196
497237c7 2197enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2198#include <sys/types.h>
2199#include <sys/socket.h>
2200#include <netinet/in.h>
2201#include <netdb.h>
db817cf3 2202int main(void) {
7483e694
DB
2203 struct sockaddr_storage saddr;
2204 struct ipv6_mreq mreq6;
2205 getaddrinfo(0,0,0,0);
2206 getnameinfo(0,0,0,0,0,0,0);
2207 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2208}
2209EOF
2210
06e31011
RP
2211check_header linux/videodev.h
2212check_header linux/videodev2.h
1b6e8b73 2213check_header sys/videoio.h
47f38850 2214
2446d3d6 2215check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2216
f8aa696f 2217# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2218{ check_header dev/bktr/ioctl_meteor.h &&
2219 check_header dev/bktr/ioctl_bt848.h; } ||
2220{ check_header machine/ioctl_meteor.h &&
2221 check_header machine/ioctl_bt848.h; } ||
2222{ check_header dev/video/meteor/ioctl_meteor.h &&
2223 check_header dev/video/bktr/ioctl_bt848.h; } ||
2224check_header dev/ic/bt8xx.h
f8aa696f 2225
c7682de0
RP
2226check_header sys/soundcard.h
2227check_header soundcard.h
deb29777 2228
c2b3565e 2229enabled alsa_demuxer || enabled alsa_muxer && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2230
30b1fff6 2231enabled jack_demuxer && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2232
7483e694 2233# deal with the X11 frame grabber
56a059ac 2234enabled x11grab &&
f58f4ce1
GP
2235check_header X11/Xlib.h &&
2236check_header X11/extensions/XShm.h &&
2237check_func XOpenDisplay -lX11 &&
06eab4ba 2238check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2239
40bcf4c7 2240enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2241
2242# add some useful compiler flags if supported
2243check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2244check_cflags -Wall
2245check_cflags -Wno-switch
c07bd6a9
MN
2246check_cflags -Wdisabled-optimization
2247check_cflags -Wpointer-arith
2248check_cflags -Wredundant-decls
cc1fb623 2249check_cflags -Wno-pointer-sign
f4929996 2250check_cflags -Wcast-qual
9aceb3cf 2251check_cflags -Wwrite-strings
652a5bf6 2252check_cflags -Wtype-limits
764551c6 2253check_cflags -Wundef
5af4e0cc 2254enabled extra_warnings && check_cflags -Winline
cf9d24ad 2255
57bd82d4 2256# add some linker flags
5c0e9479 2257check_ldflags -Wl,--warn-common
8351d2ba
DB
2258check_ldflags -Wl,--as-needed
2259check_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 2260check_ldflags -Wl,-Bsymbolic
94a3401e 2261
bd2216e4
MR
2262if enabled small; then
2263 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2264 optimizations="small"
2265elif enabled optimizations; then
629687f6 2266 if enabled xlc; then
0f010b2f
DB
2267 add_cflags -O5
2268 add_ldflags -O5
df442a8d
MR
2269 elif enabled ccc; then
2270 add_cflags -fast
cf9d24ad 2271 else
0f010b2f 2272 add_cflags -O3
cf9d24ad 2273 fi
cddf3f45 2274fi
11fdbc44 2275check_cflags -fno-math-errno
b2eb2ff0 2276check_cflags -fno-signed-zeros
cddf3f45 2277
504a64b9 2278# add some flags for Intel C Compiler
629687f6 2279if enabled icc; then
b1598b58
MR
2280 # Just warnings, no remarks
2281 check_cflags -w1
2282 # -wd: Disable following warnings
2283 # 144, 167, 556: -Wno-pointer-sign
2284 # 10006: ignoring unknown option -fno-signed-zeros
2285 # 10156: ignoring option '-W'; no argument required
2286 check_cflags -wd144,167,556,10006,10156
2287 # 11030: Warning unknown option --as-needed
2288 # 10156: ignoring option '-export'; no argument required
2289 check_ldflags -wd10156,11030
2290 # Allow to compile with optimizations
2291 check_ldflags -march=$cpu
be2cf98a
CEH
2292 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2293 enable ebp_available
df442a8d
MR
2294elif enabled ccc; then
2295 # disable some annoying warnings
2296 add_cflags -msg_disable cvtu32to64
2297 add_cflags -msg_disable embedcomment
2298 add_cflags -msg_disable needconstext
2299 add_cflags -msg_disable nomainieee
2300 add_cflags -msg_disable ptrmismatch1
2301 add_cflags -msg_disable unreachcode
504a64b9
CEH
2302fi
2303
80581e98 2304# PIC flags for shared library objects where they are needed
5af4e0cc 2305if enabled shared; then
569cb218
MR
2306 # LIBOBJFLAGS may have already been set in the OS configuration
2307 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2308 case "${subarch-$arch}" in
b6bd7268 2309 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2310 esac
2311 fi
80581e98
MN
2312fi
2313
90be59ef 2314if enabled gprof; then
0f010b2f
DB
2315 add_cflags -p
2316 add_ldflags -p
1db54e20
DB
2317fi
2318
7f3c02fc 2319# Find out if the .align argument is a power of two or not.
9377b6ce 2320check_asm asmalign_pot '".align 3"'
4454dc1b 2321
7483e694
DB
2322enabled_any $DECODER_LIST && enable decoders
2323enabled_any $ENCODER_LIST && enable encoders
5666fd73 2324enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2325enabled_any $BSF_LIST && enable bsfs
2326enabled_any $DEMUXER_LIST && enable demuxers
2327enabled_any $MUXER_LIST && enable muxers
f7679c54 2328enabled_any $FILTER_LIST && enable filters
7483e694
DB
2329enabled_any $INDEV_LIST && enable demuxers
2330enabled_any $OUTDEV_LIST && enable muxers
2331enabled_any $PROTOCOL_LIST && enable protocols
2332
2333enabled_any $THREADS_LIST && enable threads
2334
2335check_deps $CONFIG_LIST \
b6bb00b0 2336 $CONFIG_EXTRA \
7483e694
DB
2337 $HAVE_LIST \
2338 $DECODER_LIST \
2339 $ENCODER_LIST \
5666fd73 2340 $HWACCEL_LIST \
7483e694
DB
2341 $PARSER_LIST \
2342 $BSF_LIST \
2343 $DEMUXER_LIST \
2344 $MUXER_LIST \
f7679c54 2345 $FILTER_LIST \
7483e694
DB
2346 $INDEV_LIST \
2347 $OUTDEV_LIST \
2348 $PROTOCOL_LIST \
f70f03f6 2349
3e89171a 2350echo "install prefix $prefix"
f36958f8
DB
2351echo "source path $source_path"
2352echo "C compiler $cc"
bfd5afd8 2353echo ".align is power-of-two $asmalign_pot"
f36958f8 2354echo "ARCH $arch ($cpu)"
ce8871c2
MR
2355if test "$build_suffix" != ""; then
2356 echo "build suffix $build_suffix"
eb94aca9 2357fi
ac63af34
DB
2358if test "$extra_version" != ""; then
2359 echo "version string suffix $extra_version"
2360fi
0db2ce77 2361echo "big-endian ${bigendian-no}"
e90f5b5a 2362echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2363if enabled x86; then
af44e8e4 2364 echo "yasm ${yasm-no}"
0db2ce77 2365 echo "MMX enabled ${mmx-no}"
30e98e62 2366 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2367 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2368 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2369 echo "SSE enabled ${sse-no}"
30e98e62 2370 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2371 echo "CMOV enabled ${cmov-no}"
2372 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2373 echo "EBX available ${ebx_available-no}"
2374 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2375 echo "10 operands supported ${ten_operands-no}"
e41e8342 2376fi
5b6c2cbd 2377if enabled arm; then
0db2ce77
MR
2378 echo "ARMv5TE enabled ${armv5te-no}"
2379 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2380 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2381 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2382 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2383 echo "NEON enabled ${neon-no}"
eba9ae3c 2384fi
5b6c2cbd 2385if enabled mips; then
0db2ce77 2386 echo "MMI enabled ${mmi-no}"
e41e8342 2387fi
5b6c2cbd 2388if enabled ppc; then
0db2ce77 2389 echo "AltiVec enabled ${altivec-no}"
30e98e62 2390 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2391 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2392 echo "performance report ${powerpc_perf-no}"
2393fi
2394if enabled sparc; then
2395 echo "VIS enabled ${vis-no}"
e41e8342 2396fi
0db2ce77
MR
2397echo "gprof enabled ${gprof-no}"
2398echo "debug symbols ${debug-no}"
87a0fb62 2399echo "strip symbols ${stripping-no}"
8400d6b8 2400echo "optimizations ${optimizations-no}"
0db2ce77
MR
2401echo "static ${static-no}"
2402echo "shared ${shared-no}"
4a24ab64 2403echo "postprocessing support ${postproc-no}"
f7679c54 2404echo "new filter support ${avfilter-no}"
81124ba0 2405echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2406echo "network support ${network-no}"
90be59ef 2407if enabled network; then
0db2ce77 2408 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2409fi
0db2ce77
MR
2410echo "threading support ${thread_type-no}"
2411echo "SDL support ${sdl-no}"
90be59ef 2412if enabled sdl_too_old; then
bfd5afd8
DB
2413 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2414fi
0db2ce77
MR
2415echo "Sun medialib support ${mlib-no}"
2416echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2417echo "libdc1394 support ${libdc1394-no}"
690bfceb 2418echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2419echo "libfaac enabled ${libfaac-no}"
2420echo "libfaad enabled ${libfaad-no}"
7e0871a7 2421echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2422echo "libgsm enabled ${libgsm-no}"
2423echo "libmp3lame enabled ${libmp3lame-no}"
2424echo "libnut enabled ${libnut-no}"
0b175caa
DB
2425echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2426echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2427echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2428echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2429echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2430echo "libtheora enabled ${libtheora-no}"
2431echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2432echo "libx264 enabled ${libx264-no}"
2433echo "libxvid enabled ${libxvid-no}"
0db2ce77 2434echo "zlib enabled ${zlib-no}"
f402916e 2435echo "bzlib enabled ${bzlib-no}"
2c62e737 2436echo
de6d9b64 2437
5666fd73 2438for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2439 echo "Enabled ${type}s:"
f65c9da1 2440 eval list=\$$(toupper $type)_LIST
8138b9db 2441 for part in $list; do
f65c9da1
MR
2442 enabled $part && echo ${part%_*}
2443 done | sort | pr -3 -t
2444 echo
8138b9db
RP
2445done
2446
ba7a7039 2447license="LGPL version 2.1 or later"
ba321adb 2448if enabled nonfree; then
ba7a7039 2449 license="nonfree and unredistributable"
9cad0e4e
DB
2450elif enabled gplv3; then
2451 license="GPL version 3 or later"
2452elif enabled lgplv3; then
2453 license="LGPL version 3 or later"
ba321adb 2454elif enabled gpl; then
ba7a7039 2455 license="GPL version 2 or later"
ba321adb
JK
2456fi
2457
2458echo "License: $license"
ca5323af 2459
cf1392e9
DB
2460echo "Creating config.mak and config.h..."
2461
29799f8b
DB
2462echo "# Automatically generated by configure - do not modify!" > config.mak
2463echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2464echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2465echo "#define FFMPEG_CONFIG_H" >> $TMPH
b04251c5 2466echo "#define FFMPEG_CONFIGURATION \"$(c_escape $FFMPEG_CONFIGURATION)\"" >> $TMPH
14a8acf1 2467echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2468
d921f03f 2469echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2470echo "prefix=$prefix" >> config.mak
22a324da
DB
2471echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2472echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2473echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2474echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2475echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2476echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
0a7ee3ef
DB
2477echo "SRC_PATH=\"$source_path\"" >> config.mak
2478echo "SRC_PATH_BARE=$source_path" >> config.mak
2479echo "BUILD_ROOT=\"$PWD\"" >> config.mak
980fc7b8 2480echo "CC=$cc" >> config.mak
313c46a6 2481echo "AS=$as" >> config.mak
684b28e0 2482echo "LD=$ld" >> config.mak
304d586d 2483echo "YASM=$yasmexe" >> config.mak
980fc7b8 2484echo "AR=$ar" >> config.mak
be7109c1 2485echo "RANLIB=$ranlib" >> config.mak
20369773 2486echo "LN_S=$ln_s" >> config.mak
87a0fb62 2487enabled stripping &&
3ae3b721 2488 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2489 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2490
50a334e4 2491echo "CPPFLAGS?=$CPPFLAGS" >> config.mak
3198f618 2492echo "CFLAGS=$CFLAGS" >> config.mak
0f3cb305 2493echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2494echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2495echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2496echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2497echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2498echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2499echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2500echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2501echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2502echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2503echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2504echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2505echo "SLIBSUF=$SLIBSUF" >> config.mak
2506echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2507echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2508echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2509echo "HOSTCC=$host_cc" >> config.mak
2510echo "HOSTCFLAGS=$host_cflags" >> config.mak
82bb3329 2511echo "HOSTEXESUF=$HOSTEXESUF" >> config.mak
9da6609f
MR
2512echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2513echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2514echo "TARGET_EXEC=$target_exec" >> config.mak
2515echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2516
90be59ef 2517if enabled bigendian; then
7483e694
DB
2518 echo "WORDS_BIGENDIAN=yes" >> config.mak
2519 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2520fi
44161118 2521
90be59ef 2522if enabled sdl; then
5e622c40
DB
2523 echo "SDL_LIBS=$("${SDL_CONFIG}" --libs)" >> config.mak
2524 echo "SDL_CFLAGS=$("${SDL_CONFIG}" --cflags)" >> config.mak
a86b921c 2525fi
90be59ef 2526if enabled texi2html; then
7483e694 2527 echo "BUILD_DOC=yes" >> config.mak
146ea952 2528fi
5a872801 2529
719c8e00
MR
2530get_version(){
2531 name=$1
2532 file=$source_path/$2
147e7692
MR
2533 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2534 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2535 lcname=$(tolower $name)
2536 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2537 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2538}
2539
147e7692
MR
2540get_version LIBSWSCALE libswscale/swscale.h
2541get_version LIBPOSTPROC libpostproc/postprocess.h
2542get_version LIBAVCODEC libavcodec/avcodec.h
2543get_version LIBAVDEVICE libavdevice/avdevice.h
2544get_version LIBAVFORMAT libavformat/avformat.h
2545get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2546get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2547
5af4e0cc 2548if enabled shared; then
7483e694
DB
2549 echo "BUILD_SHARED=yes" >> config.mak
2550 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2551 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2552 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2553 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2554 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2555 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2556 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2557 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2558 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2559fi
d7e27559 2560echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2561echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2562
7b5e8a27
DB
2563echo "ARCH=$arch" >> config.mak
2564
3d907e22
MR
2565print_config ARCH_ $TMPH config.mak $ARCH_LIST
2566print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2567print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2568 $CONFIG_EXTRA \
7483e694
DB
2569 $DECODER_LIST \
2570 $ENCODER_LIST \
5666fd73 2571 $HWACCEL_LIST \
7483e694
DB
2572 $PARSER_LIST \
2573 $BSF_LIST \
2574 $DEMUXER_LIST \
2575 $MUXER_LIST \
f7679c54 2576 $FILTER_LIST \
7483e694
DB
2577 $PROTOCOL_LIST \
2578 $INDEV_LIST \
2579 $OUTDEV_LIST \
8ac17293 2580
c13e1abd
FH
2581echo "#define restrict $_restrict" >> $TMPH
2582
bd2216e4 2583if enabled small; then
7483e694 2584 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2585fi
2586
0f3cb305 2587
8156056e 2588# Apparently it's not possible to portably echo a backslash.
3ae3b721 2589enabled asmalign_pot &&
7483e694 2590 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2591 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2592
b4d96ba2 2593echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2594
9c05103f
DB
2595echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2596
b7860763 2597# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2598cmp -s $TMPH config.h &&
2599 echo "config.h is unchanged" ||
2600 mv -f $TMPH config.h
3d204385 2601
165af439 2602# build tree in object directory if source path is different from current one
90be59ef 2603if enabled source_path_used; then
165af439 2604 DIRS="\
7483e694
DB
2605 doc \
2606 libavcodec \
2607 libavcodec/alpha \
a2fc0f6a 2608 libavcodec/arm \
7483e694 2609 libavcodec/bfin \
7483e694
DB
2610 libavcodec/mlib \
2611 libavcodec/ppc \
2612 libavcodec/sh4 \
2613 libavcodec/sparc \
a6493a8f 2614 libavcodec/x86 \
52a9cf34 2615 libavdevice \
f7679c54 2616 libavfilter \
7483e694
DB
2617 libavformat \
2618 libavutil \
2619 libpostproc \
2620 libswscale \
b2cfd7e3
RP
2621 libswscale/bfin \
2622 libswscale/mlib \
2623 libswscale/ppc \
2624 libswscale/sparc \
2625 libswscale/x86 \
7483e694
DB
2626 tests \
2627 tools \
7483e694 2628 "
165af439 2629 FILES="\
7483e694
DB
2630 Makefile \
2631 common.mak \
71c61f62 2632 subdir.mak \
7483e694
DB
2633 doc/texi2pod.pl \
2634 libavcodec/Makefile \
52a9cf34 2635 libavdevice/Makefile \
f7679c54 2636 libavfilter/Makefile \
7483e694
DB
2637 libavformat/Makefile \
2638 libavutil/Makefile \
2639 libpostproc/Makefile \
2640 libswscale/Makefile \
2641 "
165af439 2642 for dir in $DIRS ; do
7483e694 2643 mkdir -p $dir
165af439
MR
2644 done
2645 for f in $FILES ; do
20369773 2646 $ln_s "$source_path/$f" $f
165af439
MR
2647 done
2648fi
def4272a 2649
def4272a 2650
d0674868 2651# build pkg-config files
def4272a 2652
d0674868
DB
2653pkgconfig_generate(){
2654name=$1
b0dfd108 2655shortname=${name#lib}${build_suffix}
d0674868
DB
2656comment=$2
2657version=$3
2658libs=$4
2659requires=$5
25cd5cb3 2660cat <<EOF > $name/$name.pc
3e89171a 2661prefix=$prefix
a94e666c 2662exec_prefix=\${prefix}
f2b7382c 2663libdir=$libdir
7622778e 2664includedir=$incdir
def4272a 2665
d0674868
DB
2666Name: $name
2667Description: $comment
2668Version: $version
5dcfe9f8
AH
2669Requires: $(disabled shared && echo $requires)
2670Requires.private: $(enabled shared && echo $requires)
def4272a 2671Conflicts:
12701f6e
AH
2672Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2673Libs.private: $(enabled shared && echo $libs)
76a448ed 2674Cflags: -I\${includedir}
def4272a 2675EOF
25cd5cb3 2676cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2677prefix=
2678exec_prefix=
46d1ff83 2679libdir=\${pcfiledir}
1d44d365 2680includedir=${source_path}
def4272a 2681
d0674868
DB
2682Name: $name
2683Description: $comment
2684Version: $version
2685Requires: $requires
def4272a 2686Conflicts:
12701f6e 2687Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2688Cflags: -I\${includedir}
2689EOF
d0674868 2690}
def4272a 2691
e426941d 2692pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2693pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2694pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2695pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2696enabled avfilter &&
46983309 2697 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2698enabled postproc &&
e426941d 2699 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 2700pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"