Fix bug introduced by me in r28756
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
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]"
78 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
79 echo " and binaries will be unredistributable [no]"
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80 echo " --disable-ffmpeg disable ffmpeg build"
81 echo " --disable-ffplay disable ffplay build"
82 echo " --disable-ffserver disable ffserver build"
e6b9d588 83 echo " --enable-postproc enable GPLed postprocessing support [no]"
fdf11906 84 echo " --enable-avfilter video filter support [no]"
0a23c0bb 85 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
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86 echo " --enable-beosthreads use BeOS threads [no]"
87 echo " --enable-os2threads use OS/2 threads [no]"
88 echo " --enable-pthreads use pthreads [no]"
89 echo " --enable-w32threads use Win32 threads [no]"
90 echo " --enable-x11grab enable X11 grabbing [no]"
732c9a34 91 echo " --enable-vdpau enable VDPAU support [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)"
242e2270 96 echo " --enable-fastdiv enable table-based division"
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97 echo " --enable-small optimize for size instead of speed"
98 echo " --disable-aandct disable AAN DCT code"
99 echo " --disable-fft disable FFT code"
100 echo " --disable-golomb disable Golomb code"
101 echo " --disable-mdct disable MDCT code"
68602540 102 echo " --disable-rdft disable RDFT code"
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103 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
104 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
105 echo " --enable-beos-netserver enable BeOS netserver"
106 echo " --disable-encoder=NAME disable encoder NAME"
107 echo " --enable-encoder=NAME enable encoder NAME"
108 echo " --disable-encoders disable all encoders"
109 echo " --disable-decoder=NAME disable decoder NAME"
110 echo " --enable-decoder=NAME enable decoder NAME"
111 echo " --disable-decoders disable all decoders"
112 echo " --disable-muxer=NAME disable muxer NAME"
113 echo " --enable-muxer=NAME enable muxer NAME"
114 echo " --disable-muxers disable all muxers"
115 echo " --disable-demuxer=NAME disable demuxer NAME"
116 echo " --enable-demuxer=NAME enable demuxer NAME"
117 echo " --disable-demuxers disable all demuxers"
118 echo " --enable-parser=NAME enable parser NAME"
119 echo " --disable-parser=NAME disable parser NAME"
120 echo " --disable-parsers disable all parsers"
121 echo " --enable-bsf=NAME enable bitstream filter NAME"
122 echo " --disable-bsf=NAME disable bitstream filter NAME"
123 echo " --disable-bsfs disable all bitstream filters"
124 echo " --enable-protocol=NAME enable protocol NAME"
125 echo " --disable-protocol=NAME disable protocol NAME"
126 echo " --disable-protocols disable all protocols"
127 echo " --disable-indevs disable input devices"
128 echo " --disable-outdevs disable output devices"
129 echo " --disable-devices disable all devices"
130 echo " --enable-filter=NAME enable filter NAME"
131 echo " --disable-filter=NAME disable filter NAME"
132 echo " --disable-filters disable all filters"
133 echo " --list-decoders show all available decoders"
134 echo " --list-encoders show all available encoders"
135 echo " --list-muxers show all available muxers"
136 echo " --list-demuxers show all available demuxers"
137 echo " --list-parsers show all available parsers"
138 echo " --list-protocols show all available protocols"
139 echo " --list-bsfs show all available bitstream filters"
140 echo " --list-indevs show all available input devices"
141 echo " --list-outdevs show all available output devices"
142 echo " --list-filters show all available filters"
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143 echo
144 echo "External library support:"
0a23c0bb 145 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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146 echo " --enable-bzlib enable bzlib [autodetect]"
147 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
148 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 149 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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150 echo " and libraw1394 [no]"
151 echo " --enable-libdirac enable Dirac support via libdirac [no]"
152 echo " --enable-libfaac enable FAAC support via libfaac [no]"
153 echo " --enable-libfaad enable FAAD support via libfaad [no]"
154 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
155 echo " --enable-libgsm enable GSM support via libgsm [no]"
156 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 157 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 158 echo " native (de)muxer exists [no]"
9a77d59a 159 echo " --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]"
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160 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
161 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
162 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 163 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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164 echo " native implementation exists [no]"
165 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 166 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 167 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 168 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 169 echo " --enable-zlib enable zlib [autodetect]"
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170 echo ""
171 echo "Advanced options (experts only):"
172 echo " --source-path=PATH path to source code [$source_path]"
173 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 174 echo " --enable-cross-compile assume a cross-compiler is used"
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175 echo " --sysroot=PATH root of cross-build tree"
176 echo " --sysinclude=PATH location of cross-build system headers"
4f854758 177 echo " --target-os=OS compiler targets OS [$target_os]"
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178 echo " --target-exec=CMD command to run executables on target"
179 echo " --target-path=DIR path to view of build directory on target"
89641463 180 echo " --nm=NM use nm tool"
15396d5c 181 echo " --cc=CC use C compiler CC [$cc_default]"
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182 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
183 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
184 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
185 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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186 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
187 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
188 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 189 echo " --extra-version=STRING version string suffix []"
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190 echo " --build-suffix=SUFFIX library name suffix []"
191 echo " --arch=ARCH select architecture [$arch]"
192 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 193 echo " instruction selection, may crash on older CPUs)"
2b4c3615 194 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 195 echo " (requires enabling PMC)"
4f50c3d5 196 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 197 echo " --disable-amd3dnow disable 3DNow! optimizations"
a1ef9f08 198 echo " --disable-amd3dnowext disable 3DNow! extended optimizations"
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199 echo " --disable-mmx disable MMX optimizations"
200 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 201 echo " --disable-sse disable SSE optimizations"
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202 echo " --disable-ssse3 disable SSSE3 optimizations"
203 echo " --disable-armv5te disable armv5te optimizations"
204 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 205 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 206 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 207 echo " --disable-iwmmxt disable iwmmxt optimizations"
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208 echo " --disable-mmi disable MMI optimizations"
209 echo " --disable-neon disable neon optimizations"
210 echo " --disable-vis disable VIS optimizations"
7595a5e4 211 echo " --disable-yasm disable use of yasm assembler"
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212 echo
213 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 214 echo " --disable-debug disable debugging symbols"
b7d49373 215 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 216 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 217 echo " --disable-optimizations disable compiler optimizations"
0a622b98 218 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 219 echo " --disable-stripping disable stripping of executables and shared libraries"
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220 echo ""
221 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 222 exit 0
74c53c2d 223}
cf9d24ad 224
57bd82d4 225log(){
2270b4b2 226 echo "$@" >> $logfile
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227}
228
720c69da 229log_file(){
c8e9f801 230 log BEGIN $1
2270b4b2 231 pr -n -t $1 >> $logfile
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232 log END $1
233}
234
2ba042a7 235echolog(){
c8e9f801 236 log "$@"
57bd82d4 237 echo "$@"
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238}
239
240die(){
241 echolog "$@"
242 cat <<EOF
243If you think configure made a mistake, make sure you are using the latest
244version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 245ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 246EOF
e155a21a 247 if disabled logging; then
2ba042a7 248 cat <<EOF
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249Rerun configure with logging enabled (do not use --disable-logging), and
250include the log this produces with your report.
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251EOF
252 else
253cat <<EOF
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254Include the log file "$logfile" produced by configure as this will help
255solving the problem.
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256EOF
257 fi
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258 exit 1
259}
260
6c6007d6 261# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 262toupper(){
6c6007d6 263 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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264}
265
4a5444db 266tolower(){
6c6007d6 267 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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268}
269
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270c_escape(){
271 echo "$*" | sed 's/["\\]/\\\0/g'
272}
273
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274set_all(){
275 value=$1
276 shift
277 for var in $*; do
278 eval $var=$value
279 done
280}
281
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282set_weak(){
283 value=$1
284 shift
285 for var; do
286 eval : \${$var:=$value}
287 done
288}
289
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290pushvar(){
291 for var in $*; do
292 eval level=\${${var}_level:=0}
293 eval ${var}_${level}="\$$var"
294 eval ${var}_level=$(($level+1))
295 done
296}
297
298popvar(){
299 for var in $*; do
300 eval level=\${${var}_level:-0}
301 test $level = 0 && continue
302 eval level=$(($level-1))
303 eval $var="\${${var}_${level}}"
304 eval ${var}_level=$level
305 eval unset ${var}_${level}
306 done
307}
308
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309enable(){
310 set_all yes $*
311}
312
313disable(){
314 set_all no $*
315}
316
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317enable_weak(){
318 set_weak yes $*
319}
320
321disable_weak(){
322 set_weak no $*
323}
324
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325enable_safe(){
326 enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
327}
328
329disable_safe(){
330 disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')
331}
332
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333do_enable_deep(){
334 for var; do
335 enabled $var && continue
336 eval sel="\$${var}_select"
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337 eval sgs="\$${var}_suggest"
338 pushvar var sgs
f9d328da 339 enable_deep $sel
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340 popvar sgs
341 enable_deep_weak $sgs
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342 popvar var
343 done
344}
345
346enable_deep(){
347 do_enable_deep $*
348 enable $*
349}
350
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351enable_deep_weak(){
352 do_enable_deep $*
353 enable_weak $*
354}
355
57bd82d4 356enabled(){
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357 test "${1#!}" = "$1" && op== || op=!=
358 eval test "x\$${1#!}" $op "xyes"
44161118
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359}
360
37970ebf 361disabled(){
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MR
362 test "${1#!}" = "$1" && op== || op=!=
363 eval test "x\$${1#!}" $op "xno"
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364}
365
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366enabled_all(){
367 for opt; do
368 enabled $opt || return 1
369 done
370}
371
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372disabled_all(){
373 for opt; do
374 disabled $opt || return 1
375 done
376}
377
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378enabled_any(){
379 for opt; do
380 enabled $opt && return 0
381 done
382}
383
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384disabled_any(){
385 for opt; do
386 disabled $opt && return 0
387 done
f7b230a7 388 return 1
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389}
390
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391set_default(){
392 for opt; do
88268e94 393 eval : \${$opt:=\$${opt}_default}
c9d19248
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394 done
395}
396
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397is_in(){
398 value=$1
399 shift
400 for var in $*; do
401 [ $var = $value ] && return 0
402 done
403 return 1
404}
405
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406check_deps(){
407 for cfg; do
3250003c 408 cfg="${cfg#!}"
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409 enabled ${cfg}_checking && die "Circular dependency for $cfg."
410 disabled ${cfg}_checking && continue
411 enable ${cfg}_checking
412
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413 eval dep_all="\$${cfg}_deps"
414 eval dep_any="\$${cfg}_deps_any"
7ef3425f 415 eval dep_sel="\$${cfg}_select"
c510c7b5 416 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 417
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418 pushvar cfg dep_all dep_any dep_sel dep_sgs
419 check_deps $dep_all $dep_any $dep_sel $dep_sgs
420 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 421
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422 enabled_all $dep_all || disable $cfg
423 enabled_any $dep_any || disable $cfg
7ef3425f 424 disabled_any $dep_sel && disable $cfg
799c9e9b 425
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426 if enabled $cfg; then
427 eval dep_extralibs="\$${cfg}_extralibs"
428 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 429 enable_deep $dep_sel
c510c7b5 430 enable_deep_weak $dep_sgs
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431 fi
432
799c9e9b 433 disable ${cfg}_checking
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434 done
435}
436
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437print_config(){
438 pfx=$1
439 header=$2
440 makefile=$3
441 shift 3
442 for cfg; do
3d907e22 443 ucname="`toupper $cfg`"
44161118 444 if enabled $cfg; then
3d907e22 445 echo "#define ${pfx}${ucname} 1" >> $header
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446 echo "${pfx}${ucname}=yes" >> $makefile
447 else
b250f9c6 448 echo "#define ${pfx}${ucname} 0" >> $header
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449 fi
450 done
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451}
452
453flags_saved(){
2270b4b2 454 (: ${SAVE_CFLAGS?}) 2> /dev/null
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455}
456
dcd479c0 457save_flags(){
57bd82d4 458 flags_saved && return
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459 SAVE_CFLAGS="$CFLAGS"
460 SAVE_LDFLAGS="$LDFLAGS"
461 SAVE_extralibs="$extralibs"
462}
463
464restore_flags(){
f5d28d10 465 flags_saved || return
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466 CFLAGS="$SAVE_CFLAGS"
467 LDFLAGS="$SAVE_LDFLAGS"
468 extralibs="$SAVE_extralibs"
469 unset SAVE_CFLAGS
470 unset SAVE_LDFLAGS
471 unset SAVE_extralibs
472}
473
474temp_cflags(){
475 save_flags
476 CFLAGS="$CFLAGS $*"
477}
478
479temp_ldflags(){
480 save_flags
481 LDFLAGS="$LDFLAGS $*"
482}
483
484temp_extralibs(){
485 save_flags
486 extralibs="$extralibs $*"
487}
488
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489append(){
490 var=$1
491 shift
492 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
493 eval "$var=\"\$$var $*\""
494}
495
496add_cflags(){
497 append CFLAGS "$@"
498}
499
500add_ldflags(){
501 append LDFLAGS "$@"
502}
503
504add_extralibs(){
505 append extralibs "$@"
506}
507
b0cfb663 508check_cmd(){
b3cb5d51 509 log "$@"
2270b4b2 510 "$@" >> $logfile 2>&1
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MR
511}
512
dcd479c0 513check_cc(){
57bd82d4 514 log check_cc "$@"
2270b4b2 515 cat > $TMPC
720c69da 516 log_file $TMPC
b0cfb663 517 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
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518}
519
520check_cpp(){
521 log check_cpp "$@"
2270b4b2 522 cat > $TMPC
720c69da 523 log_file $TMPC
b0cfb663 524 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
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525}
526
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527check_asm(){
528 log check_asm "$@"
529 name="$1"
530 asm="$2"
531 shift 2
532 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 533void foo(void){ __asm__ volatile($asm); }
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534EOF
535}
536
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537check_yasm(){
538 log check_yasm "$@"
539 echo "$1" > $TMPS
540 log_file $TMPS
541 shift 1
542 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
543}
544
dcd479c0 545check_ld(){
57bd82d4 546 log check_ld "$@"
0607887f 547 check_cc || return
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MR
548 flags=''
549 libs=''
550 for f; do
551 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
552 done
553 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
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554}
555
556check_cflags(){
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557 log check_cflags "$@"
558 check_cc "$@" <<EOF && add_cflags "$@"
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559int x;
560EOF
561}
562
563check_ldflags(){
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MR
564 log check_ldflags "$@"
565 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 566int main(void){ return 0; }
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567EOF
568}
569
570check_header(){
57bd82d4 571 log check_header "$@"
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572 header=$1
573 shift
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574 disable_safe $header
575 check_cpp "$@" <<EOF && enable_safe $header
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576#include <$header>
577int x;
578EOF
579}
580
581check_func(){
57bd82d4 582 log check_func "$@"
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583 func=$1
584 shift
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585 disable $func
586 check_ld "$@" <<EOF && enable $func
dcd479c0 587extern int $func();
c23a0ac8 588int main(void){ $func(); }
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589EOF
590}
591
2446d3d6
DB
592check_func_headers(){
593 log check_func_headers "$@"
f8d7b072
MR
594 headers=$1
595 func=$2
596 shift 2
597 disable $func
598 incs=""
599 for hdr in $headers; do
600 incs="$incs
601#include <$hdr>"
602 done
cd0d9a9d 603 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 604$incs
d6773f56 605int main(int argc, char **argv){
f8d7b072
MR
606 (void) $func;
607 return 0;
608}
609EOF
610}
611
a5344cf7
SS
612check_cpp_condition(){
613 log check_cpp_condition "$@"
614 header=$1
615 condition=$2
616 check_cpp <<EOF
617#include <$header>
618#if !($condition)
619#error "unsatisfied condition: $condition"
620#endif
621EOF
622}
623
57bd82d4
MR
624check_lib(){
625 log check_lib "$@"
626 header="$1"
627 func="$2"
628 shift 2
fcfcde17
MR
629 temp_extralibs "$@"
630 check_header $header && check_func $func && add_extralibs "$@"
631 err=$?
632 restore_flags
633 return $err
57bd82d4
MR
634}
635
f8d7b072
MR
636check_lib2(){
637 log check_lib2 "$@"
638 headers="$1"
639 func="$2"
640 shift 2
641 temp_extralibs "$@"
2446d3d6 642 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
643 err=$?
644 restore_flags
645 return $err
646}
647
dcd479c0 648check_exec(){
2270b4b2 649 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
650}
651
7dfef245
MR
652check_exec_crash(){
653 code=`cat`
654
655 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
656 # are safe but may not be available everywhere. Thus we use
657 # raise(SIGTERM) instead. The check is run in a subshell so we
658 # can redirect the "Terminated" message from the shell. SIGBUS
659 # is not defined by standard C so it is used conditionally.
660
2270b4b2 661 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
662#include <signal.h>
663static void sighandler(int sig){
664 raise(SIGTERM);
665}
e5af4a11 666int main(void){
7dfef245
MR
667 signal(SIGILL, sighandler);
668 signal(SIGFPE, sighandler);
669 signal(SIGSEGV, sighandler);
670#ifdef SIGBUS
671 signal(SIGBUS, sighandler);
672#endif
673 { $code }
674}
675EOF
676}
677
72be9e73
DY
678check_type(){
679 log check_type "$@"
680 headers=$1
681 type=$2
682 shift 2
683 disable $type
684 incs=""
685 for hdr in $headers; do
686 incs="$incs
687#include <$hdr>"
688 done
689 check_cc "$@" <<EOF && enable $type
690$incs
691$type v;
692EOF
693}
694
57bd82d4
MR
695require(){
696 name="$1"
697 header="$2"
698 func="$3"
699 shift 3
700 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
701}
702
f8d7b072
MR
703require2(){
704 name="$1"
705 headers="$2"
706 func="$3"
707 shift 3
708 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
709}
710
eea50282
MR
711check_foo_config(){
712 cfg=$1
713 pkg=$2
714 header=$3
715 func=$4
716 shift 4
717 disable $cfg
718 check_cmd ${pkg}-config --version
719 err=$?
720 if test "$err" = 0; then
721 temp_cflags `${pkg}-config --cflags`
722 temp_extralibs `${pkg}-config --libs`
723 check_lib "$@" $header $func && enable $cfg
724 fi
725 return $err
726}
727
c505dd31
MR
728apply(){
729 file=$1
730 shift
731 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
732}
733
dcd61286
DB
734# CONFIG_LIST contains configurable options, while HAVE_LIST is for
735# system-dependent things.
736
4a0d6686
AJ
737COMPONENT_LIST="
738 bsfs
739 decoders
740 demuxers
741 encoders
3cde40aa 742 filters
c552605c 743 indevs
4a0d6686 744 muxers
c552605c 745 outdevs
4a0d6686
AJ
746 parsers
747 protocols
748"
749
750CONFIG_LIST="
751 $COMPONENT_LIST
e8ed9b7a 752 aandct
f7679c54
VS
753 avfilter
754 avfilter_lavf
c88f5d72
MR
755 avisynth
756 beos_netserver
f402916e 757 bzlib
27a9466b 758 fastdiv
c88f5d72
MR
759 ffmpeg
760 ffplay
761 ffserver
1848f7d9 762 fft
4f034993 763 golomb
c88f5d72 764 gpl
ecfc4f44 765 gprof
d8d0d0b2 766 gray
3abe5fbd 767 hardcoded_tables
c88f5d72 768 ipv6
f5a756ef
DB
769 libamr_nb
770 libamr_wb
f7b8bffe 771 libdc1394
690bfceb 772 libdirac
2eed5a46
DB
773 libfaac
774 libfaad
775 libfaadbin
c88f5d72 776 libgsm
6ebe07fb 777 libmp3lame
c88f5d72 778 libnut
9a77d59a 779 libopenjpeg
f7cd9eed 780 libschroedinger
ae14f311 781 libspeex
150d2772 782 libtheora
c88f5d72 783 libvorbis
1cc60c47
DB
784 libx264
785 libxvid
47a158cb 786 mdct
c88f5d72 787 memalign_hack
a8150374 788 mlib
c88f5d72
MR
789 mpegaudio_hp
790 network
3fe142e2 791 nonfree
4a24ab64 792 postproc
2b4c3615 793 powerpc_perf
68602540 794 rdft
2e35e684 795 shared
bd2216e4 796 small
2e35e684 797 static
272081b0 798 vdpau
56a059ac 799 x11grab
c88f5d72 800 zlib
4a0d6686 801"
c88f5d72 802
8eee7025
DB
803THREADS_LIST='
804 beosthreads
d22e8442 805 os2threads
8eee7025
DB
806 pthreads
807 w32threads
808'
809
3f5b56e5
MR
810ARCH_LIST='
811 alpha
a2fc0f6a 812 arm
3f5b56e5
MR
813 bfin
814 ia64
815 m68k
816 mips
817 parisc
79cb09b2 818 ppc
3f5b56e5
MR
819 s390
820 sh4
821 sparc
822 sparc64
823 x86
824 x86_32
825 x86_64
826'
827
828ARCH_EXT_LIST='
1ac9331a 829 altivec
3bf96eec 830 amd3dnow
a1ef9f08 831 amd3dnowext
1ac9331a 832 armv5te
edab3048 833 armv6
ab5cb084 834 armv6t2
f55b299a 835 armvfp
3f5b56e5
MR
836 iwmmxt
837 mmi
838 mmx
d7f0920b 839 mmx2
6b18d278 840 neon
799fde37 841 ppc4xx
1bb04d5a 842 sse
9eeed841 843 ssse3
bd9d34a0 844 vis
3f5b56e5
MR
845'
846
847HAVE_LIST="
848 $ARCH_EXT_LIST
849 $THREADS_LIST
35fd8122 850 alsa_asoundlib_h
3f5b56e5 851 altivec_h
c9fdab0d 852 arpa_inet_h
6bd859d6 853 bswap
ecf97f22 854 closesocket
1ac9331a 855 cmov
e16e49ac 856 conio_h
c88f5d72 857 dcbzl
f8aa696f
DB
858 dev_bktr_ioctl_bt848_h
859 dev_bktr_ioctl_meteor_h
860 dev_ic_bt8xx_h
861 dev_video_meteor_ioctl_meteor_h
862 dev_video_bktr_ioctl_bt848_h
18b67ae5 863 dlfcn_h
c88f5d72 864 dlopen
bc574408 865 dos_paths
245626d0
DB
866 ebp_available
867 ebx_available
c2a29455 868 fast_64bit
7073e9fc 869 fast_cmov
7b829d2a 870 fast_unaligned
9d99cc5a 871 fork
da9e86f8 872 gethrtime
4e68cb8a 873 GetProcessTimes
66be5b45 874 getrusage
2e1913b1 875 inet_aton
61d251db 876 inline_asm
0b4a1821
AS
877 libdc1394_1
878 libdc1394_2
a33cab3a
MK
879 llrint
880 lrint
c88f5d72 881 lrintf
f8aa696f
DB
882 machine_ioctl_bt848_h
883 machine_ioctl_meteor_h
c88f5d72
MR
884 malloc_h
885 memalign
6ffa87d3 886 mkstemp
b4e806b2 887 pld
1f91cdce 888 posix_memalign
9cafbd6c 889 ppc64
a33cab3a
MK
890 round
891 roundf
c88f5d72
MR
892 sdl
893 sdl_video_size
b507ebd1 894 setmode
72be9e73 895 socklen_t
deb29777 896 soundcard_h
f8cda19e 897 poll_h
b58412f1 898 sys_mman_h
b091aa44 899 sys_resource_h
81644c2e 900 sys_select_h
deb29777 901 sys_soundcard_h
1b6e8b73 902 sys_videoio_h
d3a4b4e0 903 ten_operands
e16e49ac 904 termios_h
b265431e 905 threads
7b04b8a0 906 truncf
6ff3f3e7 907 winsock2_h
304d586d 908 yasm
0cb78cef 909"
44161118 910
b6bb00b0
MR
911# options emitted with CONFIG_ prefix but not available on command line
912CONFIG_EXTRA="
b6bb00b0
MR
913"
914
520cc7f1 915CMDLINE_SELECT="
3f5b56e5 916 $ARCH_EXT_LIST
520cc7f1 917 $CONFIG_LIST
8eee7025 918 $THREADS_LIST
db6107b6 919 cross_compile
520cc7f1
MR
920 debug
921 extra_warnings
8c6afa4d 922 logging
d2bbb2f7 923 optimizations
87a0fb62 924 stripping
7595a5e4 925 yasm
520cc7f1 926"
426be5dc
DB
927
928PATHS_LIST='
d156bede 929 bindir
14a8acf1 930 datadir
26759c44
MR
931 incdir
932 libdir
26759c44
MR
933 mandir
934 prefix
935 shlibdir
426be5dc
DB
936'
937
938CMDLINE_SET="
939 $PATHS_LIST
940 arch
941 build_suffix
942 cc
943 cpu
944 cross_prefix
ac63af34 945 extra_version
9da6609f
MR
946 host_cc
947 host_cflags
948 host_ldflags
949 host_libs
426be5dc 950 logfile
89641463 951 nm
26759c44 952 source_path
c5200f17
MR
953 sysinclude
954 sysroot
a7ada2ba 955 target_exec
26759c44 956 target_os
a7ada2ba 957 target_path
426be5dc 958"
520cc7f1 959
912f3148
DB
960# code dependency declarations
961
9eeed841 962# architecture extensions
79cb09b2 963altivec_deps="ppc"
3bf96eec 964amd3dnow_deps="mmx"
a1ef9f08 965amd3dnowext_deps="amd3dnow"
a2fc0f6a
MR
966armv5te_deps="arm"
967armv6_deps="arm"
ab5cb084 968armv6t2_deps="arm"
a2fc0f6a
MR
969armvfp_deps="arm"
970iwmmxt_deps="arm"
e241ba14 971mmi_deps="mips"
9eeed841 972mmx_deps="x86"
75aa95a6 973mmx2_deps="mmx"
a2fc0f6a 974neon_deps="arm"
799fde37 975ppc4xx_deps="ppc"
75aa95a6
DB
976sse_deps="mmx"
977ssse3_deps="sse"
bd9d34a0 978vis_deps="sparc"
9eeed841 979
912f3148 980# decoders / encoders
47a158cb 981aac_decoder_select="fft mdct"
d8d12c15 982ac3_decoder_deps="gpl"
47a158cb
MR
983ac3_decoder_select="fft mdct"
984atrac3_decoder_select="fft mdct"
4f034993 985cavs_decoder_select="golomb"
47a158cb 986cook_decoder_select="fft mdct"
2eef7c62 987cscd_decoder_suggest="zlib"
47a158cb 988dca_decoder_select="fft mdct"
e8ed9b7a 989dnxhd_encoder_select="aandct"
2eef7c62 990dxa_decoder_select="zlib"
406ab5cc 991eac3_decoder_deps="gpl"
47a158cb 992eac3_decoder_select="fft mdct"
e8ed9b7a 993eatgq_decoder_select="aandct"
d52b39c7 994eatqi_decoder_select="aandct"
4f034993
MR
995ffv1_decoder_select="golomb"
996flac_decoder_select="golomb"
997flac_encoder_select="golomb"
2eef7c62
AJ
998flashsv_decoder_select="zlib"
999flashsv_encoder_select="zlib"
e8ed9b7a
DB
1000flv_encoder_select="aandct"
1001h261_encoder_select="aandct"
1002h263_encoder_select="aandct"
1003h263p_encoder_select="aandct"
4f034993 1004h264_decoder_select="golomb"
369122dd 1005h264_vdpau_decoder_deps="vdpau"
47a158cb 1006imc_decoder_select="fft mdct"
4f034993
MR
1007jpegls_decoder_select="golomb"
1008jpegls_encoder_select="golomb"
e8ed9b7a 1009ljpeg_encoder_select="aandct"
4f034993 1010loco_decoder_select="golomb"
e8ed9b7a
DB
1011mjpeg_encoder_select="aandct"
1012mpeg1video_encoder_select="aandct"
1013mpeg2video_encoder_select="aandct"
1014mpeg4_encoder_select="aandct"
d37edddc 1015mpeg_vdpau_decoder_deps="vdpau"
2b324225 1016mpeg1_vdpau_decoder_deps="vdpau"
8f6f050a 1017mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
e8ed9b7a
DB
1018msmpeg4v1_encoder_select="aandct"
1019msmpeg4v2_encoder_select="aandct"
1020msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1021nellymoser_decoder_select="fft mdct"
1022nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1023png_decoder_select="zlib"
1024png_encoder_select="zlib"
63cae55d 1025qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1026rv10_encoder_select="aandct"
1027rv20_encoder_select="aandct"
d52b39c7
AJ
1028rv30_decoder_select="golomb"
1029rv40_decoder_select="golomb"
4f034993
MR
1030shorten_decoder_select="golomb"
1031sonic_decoder_select="golomb"
1032sonic_encoder_select="golomb"
1033sonic_ls_encoder_select="golomb"
1034svq3_decoder_select="golomb"
bee2eac5 1035svq3_decoder_suggest="zlib"
2eef7c62
AJ
1036tiff_decoder_suggest="zlib"
1037tiff_encoder_suggest="zlib"
1038tscc_decoder_select="zlib"
c5b42f4a 1039vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1040vorbis_decoder_select="fft mdct"
1041vorbis_encoder_select="fft mdct"
1042wmav1_decoder_select="fft mdct"
1043wmav1_encoder_select="fft mdct"
1044wmav2_decoder_select="fft mdct"
1045wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1046wmv1_encoder_select="aandct"
1047wmv2_encoder_select="aandct"
c5b42f4a 1048wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1049zlib_decoder_select="zlib"
1050zlib_encoder_select="zlib"
1051zmbv_decoder_select="zlib"
1052zmbv_encoder_select="zlib"
30fd06be 1053
912f3148 1054# external libraries
f5a756ef
DB
1055libamr_nb_decoder_deps="libamr_nb"
1056libamr_nb_encoder_deps="libamr_nb"
1057libamr_wb_decoder_deps="libamr_wb"
1058libamr_wb_encoder_deps="libamr_wb"
1b71f045 1059libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1060libdirac_encoder_deps="libdirac"
c9171a83 1061libfaac_encoder_deps="libfaac"
69ddbd1d 1062libfaad_decoder_deps="libfaad"
4ec45764 1063libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1064libgsm_decoder_deps="libgsm"
1065libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1066libgsm_ms_decoder_deps="libgsm"
1067libgsm_ms_encoder_deps="libgsm"
1cc60c47 1068libmp3lame_encoder_deps="libmp3lame"
9a77d59a 1069libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1070libschroedinger_decoder_deps="libschroedinger"
1071libschroedinger_encoder_deps="libschroedinger"
ae14f311 1072libspeex_decoder_deps="libspeex"
150d2772 1073libtheora_encoder_deps="libtheora"
b0caf888 1074libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1075libx264_encoder_deps="libx264"
1076libxvid_encoder_deps="libxvid"
272081b0 1077vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1078
912f3148 1079# demuxers / muxers
03a76ba9 1080ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1081alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1082alsa_demuxer_extralibs="-lasound"
1083alsa_muxer_deps="alsa_asoundlib_h"
1084alsa_muxer_extralibs="-lasound"
50383e88 1085audio_beos_demuxer_deps="audio_beos"
4ec45764 1086audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1087audio_beos_muxer_deps="audio_beos"
4ec45764 1088audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1089avisynth_demuxer_deps="avisynth"
73483024 1090bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1091dirac_demuxer_deps="dirac_parser"
fe9bb347 1092dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1093libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1094libnut_demuxer_deps="libnut"
1095libnut_muxer_deps="libnut"
2eef7c62
AJ
1096matroska_demuxer_suggest="zlib bzlib"
1097mov_demuxer_suggest="zlib"
4bd8e17c 1098mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1099oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1100oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1101redir_demuxer_deps="network"
8eb793c4 1102rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1103rtsp_demuxer_deps="sdp_demuxer"
1104sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1105v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1106v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1107vfwcap_demuxer_deps="capCreateCaptureWindow"
1108vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1109x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1110x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1111
912f3148 1112# protocols
3fff6382 1113gopher_protocol_deps="network"
c08fb000
AB
1114http_protocol_deps="network"
1115rtp_protocol_deps="udp_protocol"
1116tcp_protocol_deps="network"
1117udp_protocol_deps="network"
1118
f7679c54 1119# filters
81124ba0 1120movie_filter_deps="avfilter_lavf"
f7679c54 1121
912f3148 1122# programs
fa859b4d 1123ffplay_deps="sdl"
6ad42348 1124ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1125ffserver_extralibs='$ldl'
a2830dca 1126
912f3148 1127
de6d9b64 1128# default parameters
8a608357 1129
2ba042a7 1130logfile="config.err"
8a608357
MR
1131
1132# installation paths
c9d19248
MR
1133prefix_default="/usr/local"
1134bindir_default='${prefix}/bin'
14a8acf1 1135datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1136incdir_default='${prefix}/include'
1137libdir_default='${prefix}/lib'
1138mandir_default='${prefix}/share/man'
1139shlibdir_default="$libdir_default"
8a608357
MR
1140
1141# toolchain
11e6d03a 1142ar="ar"
13c7df3d 1143cc_default="gcc"
9da6609f 1144host_cc_default="gcc"
11e6d03a 1145ln_s="ln -sf"
89641463 1146nm_default="nm"
11e6d03a 1147objformat="elf"
be7109c1 1148ranlib="ranlib"
0f3cb305 1149strip="strip"
11e6d03a 1150yasmexe="yasm"
8a608357
MR
1151
1152# machine
cc6a90dd 1153arch=`uname -m`
38d0a8aa 1154cpu="generic"
8a608357 1155
8a608357 1156# OS
4f854758 1157target_os=$(tolower $(uname -s))
8a608357 1158
8a608357 1159# configurable options
497237c7 1160enable debug
497237c7
RP
1161enable ffmpeg
1162enable ffplay
1163enable ffserver
1164enable ipv6
497237c7
RP
1165enable mpegaudio_hp
1166enable network
8400d6b8 1167enable optimizations
497237c7 1168enable protocols
530dc538 1169enable static
87a0fb62 1170enable stripping
8a608357 1171
8a608357 1172# build settings
11a9d3e8 1173add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1174SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1175FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1176LIBPREF="lib"
1177LIBSUF=".a"
c5f14466
RP
1178FULLNAME='$(NAME)$(BUILDSUF)'
1179LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1180SLIBPREF="lib"
1181SLIBSUF=".so"
c5f14466 1182SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1183SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1184SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1185LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1186
9da6609f
MR
1187host_cflags='-O3 -g -Wall'
1188host_libs='-lm'
1189
a7ada2ba
MR
1190target_path='.'
1191
0d7dca36
DB
1192# gcc stupidly only outputs the basename of targets with -MM, but we need the
1193# full relative path for objects in subdirectories for non-recursive Make.
333d5374 1194DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
315c741d 1195
c597172e
MR
1196# find source path
1197source_path="`dirname \"$0\"`"
497237c7 1198enable source_path_used
c597172e
MR
1199if test -z "$source_path" -o "$source_path" = "." ; then
1200 source_path="`pwd`"
497237c7 1201 disable source_path_used
c597172e
MR
1202else
1203 source_path="`cd \"$source_path\"; pwd`"
1204 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1205 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1206fi
1207
c597172e
MR
1208FFMPEG_CONFIGURATION="$@"
1209
73ef8980
MR
1210find_things(){
1211 thing=$1
1212 pattern=$2
1213 file=$source_path/$3
932ccf39 1214 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1215}
1216
1217ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1218DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1219PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1220BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1221MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1222DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1223OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1224INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1225PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1226FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1227
7483e694
DB
1228enable $ARCH_EXT_LIST \
1229 $DECODER_LIST \
1230 $ENCODER_LIST \
1231 $PARSER_LIST \
1232 $BSF_LIST \
1233 $DEMUXER_LIST \
1234 $MUXER_LIST \
f7679c54 1235 $FILTER_LIST \
7483e694
DB
1236 $PROTOCOL_LIST \
1237 $INDEV_LIST \
1238 $OUTDEV_LIST \
c597172e
MR
1239
1240die_unknown(){
1241 echo "Unknown option \"$1\"."
1242 echo "See $0 --help for available options."
1243 exit 1
1244}
1245
794f8e97 1246show_list() {
bf0c4afa
RP
1247 suffix=_$1
1248 shift
1249 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1250 exit 0
1251}
1252
c597172e 1253for opt do
7483e694
DB
1254 optval="${opt#*=}"
1255 case "$opt" in
0f010b2f 1256 --extra-cflags=*) add_cflags $optval
7483e694 1257 ;;
0f010b2f 1258 --extra-ldflags=*) add_ldflags $optval
7483e694 1259 ;;
0f010b2f 1260 --extra-libs=*) add_extralibs $optval
7483e694 1261 ;;
8fb1cb58 1262 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1263 ;;
40bcf4c7
BL
1264 --enable-debug=*) debuglevel="$optval"
1265 ;;
7483e694
DB
1266 --enable-*=*|--disable-*=*)
1267 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1268 case "$thing" in
81124ba0 1269 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1270 *) die_unknown "$opt" ;;
1271 esac
1272 ;;
1273 --enable-?*|--disable-?*)
1274 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1275 if is_in $option $COMPONENT_LIST; then
1276 eval $action \$$(toupper ${option%s})_LIST
1277 elif is_in $option $CMDLINE_SELECT; then
1278 $action $option
1279 else
1280 die_unknown $opt
1281 fi
7483e694
DB
1282 ;;
1283 --list-*)
1284 NAME="${opt#--list-}"
1285 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1286 NAME=${NAME%s}
1287 eval show_list $NAME \$$(toupper $NAME)_LIST
1288 ;;
1289 --help|-h) show_help
1290 ;;
1291 *)
884a36a7 1292 optname="${opt%%=*}"
26759c44
MR
1293 optname="${optname#--}"
1294 optname=$(echo "$optname" | sed 's/-/_/g')
1295 is_in $optname $CMDLINE_SET || die_unknown $opt
1296 eval $optname='$optval'
7483e694
DB
1297 ;;
1298 esac
c597172e
MR
1299done
1300
bcea99bb
MR
1301disabled logging && logfile=/dev/null
1302
1303echo "# $0 $@" > $logfile
1304set >> $logfile
1305
9da6609f
MR
1306test -n "$cross_prefix" && enable cross_compile
1307
adb2b908 1308ar="${cross_prefix}${ar}"
11e6d03a 1309cc_default="${cross_prefix}${cc_default}"
20e0ed95 1310nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1311ranlib="${cross_prefix}${ranlib}"
1312strip="${cross_prefix}${strip}"
1313
c5200f17
MR
1314sysinclude_default="${sysroot}/usr/include"
1315
1316set_default cc nm sysinclude
9da6609f
MR
1317enabled cross_compile || host_cc_default=$cc
1318set_default host_cc
13c7df3d 1319
c0f5b7f1
MR
1320case $target_os in
1321 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) EXESUF=.exe ;;
1322esac
1323
e4e69e0b 1324# set temporary file name
a49d42c2 1325: ${TMPDIR:=$TEMPDIR}
c51fafa1 1326: ${TMPDIR:=$TMP}
a49d42c2 1327: ${TMPDIR:=/tmp}
e4e69e0b 1328
54460a83
MR
1329if ! check_cmd type mktemp; then
1330 # simple replacement for missing mktemp
1331 # NOT SAFE FOR GENERAL USE
1332 mktemp(){
1333 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1334 }
1335fi
1336
1337tmpfile(){
1338 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1339 (set -C; exec > $tmp) 2>/dev/null ||
1340 die "Unable to create temoporary file in $TMPDIR."
1341 append TMPFILES $tmp
1342 eval $1=$tmp
1343}
1344
1345trap 'rm -f -- $TMPFILES' EXIT
1346trap exit HUP INT TERM
1347
1348tmpfile TMPC .c
1349tmpfile TMPE $EXESUF
1350tmpfile TMPH .h
1351tmpfile TMPO .o
1352tmpfile TMPS .S
1353tmpfile TMPSH .sh
1354
1355unset -f mktemp
e4e69e0b 1356
993f2d0f
MR
1357# make sure we can execute files in $TMPDIR
1358cat > $TMPSH 2>> $logfile <<EOF
1359#! /bin/sh
1360EOF
1361chmod +x $TMPSH >> $logfile 2>&1
1362if ! $TMPSH >> $logfile 2>&1; then
1363 cat <<EOF
1364Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1365variable to another directory and make sure that it is not mounted noexec.
1366EOF
1367 die "Sanity test failed."
1368fi
993f2d0f 1369
3a636b6f 1370if $cc --version 2>/dev/null | grep -qi gcc; then
629687f6
MR
1371 cc_type=gcc
1372elif $cc --version 2>/dev/null | grep -q Intel; then
1373 cc_type=icc
1374elif $cc -v 2>&1 | grep -q xlc; then
1375 cc_type=xlc
df442a8d
MR
1376elif $cc -V 2>/dev/null | grep -q Compaq; then
1377 cc_type=ccc
1378 DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'
03754fcd 1379 debuglevel=3
df442a8d 1380 add_ldflags -Wl,-z,now # calls to libots crash without this
629687f6
MR
1381fi
1382
1383test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1384
154d432c
MR
1385if test -n "$sysroot"; then
1386 case "$cc_type" in
1387 gcc)
1388 add_cflags --sysroot="$sysroot"
1389 add_ldflags --sysroot="$sysroot"
1390 ;;
1391 esac
1392fi
1393
993f2d0f
MR
1394# compiler sanity check
1395check_exec <<EOF
1396int main(void){ return 0; }
1397EOF
1398if test "$?" != 0; then
1399 echo "$cc is unable to create an executable file."
1400 if test -z "$cross_prefix" && ! enabled cross_compile ; then
1401 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
1402 echo "Only do this if you know what cross compiling means."
1403 fi
1404 die "C compiler test failed."
1405fi
1406
e9b9a2f8 1407check_cflags -std=c99
9d821fc2
DB
1408check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64
1409#include <stdlib.h>
1410EOF
1411check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE
1412#include <stdlib.h>
1413EOF
e9b9a2f8 1414
b24dbcbd 1415case "$arch" in
b24dbcbd
RP
1416 alpha)
1417 arch="alpha"
1418 enable fast_64bit
c0a02a3e 1419 check_cflags -mieee
b24dbcbd 1420 ;;
cfdb6148
MR
1421 arm|armv[4567]*l)
1422 arch="arm"
b24dbcbd 1423 ;;
f4870943
MR
1424 avr32)
1425 ;;
cfdb6148
MR
1426 bfin)
1427 arch="bfin"
1428 ;;
1429 ia64)
1430 arch="ia64"
b24dbcbd 1431 enable fast_64bit
cfdb6148
MR
1432 ;;
1433 m68k)
1434 arch="m68k"
b24dbcbd 1435 ;;
de3a1240 1436 mips|mipsel|IP*)
b24dbcbd
RP
1437 arch="mips"
1438 ;;
de3a1240
DB
1439 mips64)
1440 arch="mips"
1441 enable fast_64bit
1442 ;;
61597a98 1443 parisc|hppa)
b24dbcbd
RP
1444 arch="parisc"
1445 ;;
61597a98 1446 parisc64|hppa64)
b24dbcbd
RP
1447 arch="parisc"
1448 enable fast_64bit
1449 ;;
cfdb6148
MR
1450 "Power Macintosh"|ppc|powerpc)
1451 arch="ppc"
1452 enable fast_unaligned
1453 ;;
1454 ppc64)
1455 arch="ppc"
1456 enable fast_64bit
1457 enable fast_unaligned
1458 ;;
b24dbcbd
RP
1459 s390|s390x)
1460 arch="s390"
1461 ;;
cfdb6148
MR
1462 sh4|sh)
1463 arch="sh4"
b24dbcbd 1464 ;;
cfdb6148
MR
1465 sparc)
1466 arch="sparc"
1467 ;;
1468 sun4u|sparc64)
1469 arch="sparc"
1470 subarch="sparc64"
b24dbcbd
RP
1471 enable fast_64bit
1472 ;;
cfdb6148
MR
1473 i386|i486|i586|i686|i86pc|BePC)
1474 arch="x86"
1475 subarch="x86_32"
1476 enable fast_unaligned
1477 ;;
1478 x86_64|amd64)
1479 arch="x86"
1480 subarch="x86_32"
1481 enable cmov
1482 enable fast_cmov
1483 enable fast_unaligned
1484 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
1485 int test[sizeof(char*) - 7];
1486EOF
b24dbcbd
RP
1487 ;;
1488 *)
1489 arch="unknown"
1490 ;;
1491esac
1492
62045d48 1493enable $arch $subarch
b24dbcbd 1494
7483e694 1495# OS specific
4f854758 1496case $target_os in
7483e694 1497 beos|haiku|zeta)
c9d19248 1498 prefix_default="$HOME/config"
7483e694 1499 # helps building libavcodec
0f010b2f 1500 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1501 # 3 gcc releases known for BeOS, each with ugly bugs
1502 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1503 case "$gcc_version" in
1504 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1505 disable mmx
1506 ;;
1507 *20010315*) echo "BeBits gcc"
0f010b2f 1508 add_cflags -fno-expensive-optimizations
7483e694
DB
1509 ;;
1510 esac
7483e694
DB
1511 SHFLAGS=-nostart
1512 # enable BeOS things
1513 enable audio_beos
1514 # no need for libm, but the inet stuff
1515 # Check for BONE
1516 # XXX: actually should check for NOT net_server
78fe7631 1517 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1518 network_extralibs="-lbind -lsocket"
1519 else
1520 enable beos_netserver
1521 network_extralibs="-lnet"
1522 fi ;;
1523 sunos)
1524 FFSERVERLDFLAGS=""
9987769a 1525 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1526 network_extralibs="-lsocket -lnsl"
e193c74e 1527 add_cflags -D__EXTENSIONS__
7483e694
DB
1528 ;;
1529 netbsd)
1530 oss_demuxer_extralibs="-lossaudio"
1531 oss_muxer_extralibs="-lossaudio"
1532 ;;
1533 openbsd)
1534 disable need_memalign
1535 LIBOBJFLAGS='$(PIC)'
7483e694 1536 SHFLAGS='-shared'
7483e694
DB
1537 oss_demuxer_extralibs="-lossaudio"
1538 oss_muxer_extralibs="-lossaudio"
1539 ;;
1540 freebsd)
1541 disable need_memalign
1542 ;;
1543 bsd/os)
1544 osextralibs="-lpoll -lgnugetopt"
1545 strip="strip -d"
1546 ;;
1547 darwin)
1548 disable need_memalign
0138c54e 1549 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
1550 strip="strip -x"
1551 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1552 SLIBSUF=".dylib"
1553 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1554 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1555 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1556 objformat="macho"
1b0f6fb8 1557 enabled x86_64 && objformat="macho64"
7483e694
DB
1558 ;;
1559 mingw32*)
4f854758 1560 target_os=mingw32
dcc01c06 1561 LIBTARGET=i386
1fc9fb8a 1562 if enabled x86_64; then
dcc01c06
RP
1563 disable need_memalign
1564 LIBTARGET=x64
1565 fi
fbd971a4 1566 shlibdir_default="$bindir_default"
7483e694
DB
1567 disable ffserver
1568 SLIBPREF=""
1569 SLIBSUF=".dll"
7483e694
DB
1570 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1571 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1572 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1573 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1574 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1575 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1576 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1577 objformat="win32"
bc574408 1578 enable dos_paths
b1549d61 1579 if ! enabled x86_64; then
f7ad5aa2
RP
1580 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1581 die "ERROR: MinGW runtime version must be >= 3.15."
1582 enabled_any avisynth vfwcap_demuxer &&
1583 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1584 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1585 fi
7483e694
DB
1586 ;;
1587 cygwin*)
4f854758 1588 target_os=cygwin
fbd971a4 1589 shlibdir_default="$bindir_default"
7483e694
DB
1590 SLIBPREF="cyg"
1591 SLIBSUF=".dll"
1592 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1593 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1594 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1595 objformat="win32"
bc574408 1596 enable dos_paths
7483e694 1597 ;;
4f365f37 1598 *-dos|freedos|opendos)
fdf11906 1599 disable ffplay ffserver
4f365f37
MK
1600 disable $INDEV_LIST $OUTDEV_LIST
1601 network_extralibs="-lsocket"
ff1c015d 1602 objformat="coff"
bc574408 1603 enable dos_paths
4f365f37 1604 ;;
7483e694 1605 linux)
7483e694
DB
1606 enable dv1394
1607 ;;
1608 irix*)
4f854758 1609 target_os=irix
7483e694
DB
1610 ranlib="echo ignoring ranlib"
1611 ;;
d22e8442 1612 os/2*)
d22e8442
DY
1613 strip="lxlite"
1614 ln_s="cp -f"
d22e8442 1615 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1616 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1617 FFSERVERLDFLAGS=""
287d3b13 1618 LIBSUF="_s.a"
d22e8442
DY
1619 SLIBPREF=""
1620 SLIBSUF=".dll"
1621 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1622 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1623 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1624 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1625 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1626 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1627 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1628 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1629 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1630 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1631 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1632 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 1633 enable dos_paths
d22e8442
DY
1634 ;;
1635
7483e694 1636 *)
4f924f9a 1637 die "Unknown OS '$target_os'."
7483e694
DB
1638 ;;
1639esac
1640
c9d19248
MR
1641set_default $PATHS_LIST
1642
c597172e 1643add_extralibs $osextralibs
de6d9b64 1644
28d8e661
DB
1645# Combine FFLDFLAGS and the LDFLAGS environment variable.
1646LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1647
320d060a 1648# we need to build at least one lib type
93b3c083 1649if ! enabled_any static shared; then
320d060a
DB
1650 cat <<EOF
1651At least one library type must be built.
1652Specify --enable-static to build the static libraries or --enable-shared to
1653build the shared libraries as well. To only build the shared libraries specify
1654--disable-static in addition to --enable-shared.
1655EOF
1656 exit 1;
1657fi
1658
abc4e572 1659disabled static && LIBNAME=""
2a320695 1660
a2234ceb
RP
1661if enabled_any libfaad libfaadbin ; then
1662 if check_header faad.h; then
295b8c70 1663 check_cc <<EOF
a2234ceb
RP
1664#include <faad.h>
1665#ifndef FAAD2_VERSION
1666ok faad1
1667#endif
db817cf3 1668int main(void) { return 0; }
a2234ceb
RP
1669EOF
1670 test $? = 0 && enable libfaad2
1671 else
ff3dac65 1672 die "FAAD test failed."
a2234ceb
RP
1673 fi
1674fi
1675
1676
93b3c083 1677if ! enabled gpl; then
54118497
RP
1678 die_gpl_disabled(){
1679 name=$1
1680 shift
1681 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1682 }
4a24ab64 1683 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1684 die_gpl_disabled "libx264" libx264
1685 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1686 die_gpl_disabled "FAAD2" libfaad2
1687 die_gpl_disabled "The X11 grabber" x11grab
ebb810d9 1688fi
b2e3c528 1689
3fe142e2
DB
1690if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1691 die "libamr is nonfree and --enable-nonfree is not specified."
1692fi
1693
9eeed841 1694check_deps $ARCH_EXT_LIST
0f3cb305 1695
5d323602
MR
1696test -z "$need_memalign" && need_memalign="$mmx"
1697
cf9d24ad 1698#Darwin CC versions
4f854758 1699if test $target_os = darwin; then
629687f6 1700 if enabled xlc; then
0f010b2f 1701 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1702 else
0f010b2f
DB
1703 add_cflags -pipe
1704 check_cflags -force_cpusubtype_ALL
1705 check_cflags -Wno-sign-compare
f946a9a4 1706 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1707 fi
2a1a6b64
MN
1708fi
1709
40617a6d 1710disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1711
a4adb608 1712# Add processor-specific flags
38d0a8aa 1713if test $cpu != "generic"; then
bc8ec47b
MR
1714 warn_altivec(){
1715 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1716 }
38d0a8aa 1717 case $cpu in
bb270c08 1718 601|ppc601|PowerPC601)
0f010b2f 1719 add_cflags -mcpu=601
bc8ec47b 1720 warn_altivec enabled PPC601
bb270c08
DB
1721 ;;
1722 603*|ppc603*|PowerPC603*)
0f010b2f 1723 add_cflags -mcpu=603
bc8ec47b 1724 warn_altivec enabled PPC603
bb270c08
DB
1725 ;;
1726 604*|ppc604*|PowerPC604*)
0f010b2f 1727 add_cflags -mcpu=604
bc8ec47b 1728 warn_altivec enabled PPC604
bb270c08
DB
1729 ;;
1730 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1731 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1732 warn_altivec enabled PPC75x
bb270c08
DB
1733 ;;
1734 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1735 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1736 warn_altivec disabled PPC745x
bb270c08
DB
1737 ;;
1738 74*|ppc74*|PowerPC74*)
0f010b2f 1739 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1740 warn_altivec disabled PPC74xx
bb270c08
DB
1741 ;;
1742 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1743 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1744 warn_altivec disabled PPC970
9cafbd6c 1745 enable ppc64
bb270c08 1746 ;;
e07e357d 1747 Cell|CELL|cell)
0f010b2f 1748 add_cflags -mcpu=cell
e07e357d 1749 warn_altivec disabled Cell
9cafbd6c 1750 enable ppc64
e07e357d 1751 ;;
e7768fc5
GP
1752 # targets that do NOT support conditional mov (cmov)
1753 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1754 add_cflags -march=$cpu
497237c7 1755 disable cmov
e7768fc5
GP
1756 ;;
1757 # targets that do support conditional mov (cmov)
416519dd 1758 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1759 add_cflags -march=$cpu
497237c7
RP
1760 enable cmov
1761 enable fast_cmov
94e4c3a3
GP
1762 ;;
1763 # targets that do support conditional mov but on which it's slow
800a5a19 1764 pentium4|pentium4m|prescott|nocona)
0f010b2f 1765 add_cflags -march=$cpu
497237c7
RP
1766 enable cmov
1767 disable fast_cmov
bb270c08 1768 ;;
d7b34d08 1769 sparc64)
0f010b2f 1770 add_cflags -mcpu=v9
d7b34d08 1771 ;;
f2e49553 1772 arm11*|cortex*)
0f010b2f 1773 add_cflags -mcpu=$cpu
f2e49553
MR
1774 enable fast_unaligned
1775 ;;
0223bd6f 1776 armv*)
0f010b2f 1777 add_cflags -march=$cpu
0223bd6f 1778 ;;
f2e49553 1779 arm*)
0f010b2f 1780 add_cflags -mcpu=$cpu
6b19786b 1781 ;;
1cd11856 1782 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
df442a8d 1783 enabled ccc && add_cflags -arch $cpu || add_cflags -mcpu=$cpu
1cd11856 1784 ;;
bb270c08 1785 *)
7483e694 1786 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1787 ;;
a4adb608
MN
1788 esac
1789fi
1790
b4d96ba2
MR
1791check_cc <<EOF || die "Symbol mangling check failed."
1792int ff_extern;
1793EOF
2f05d9c1 1794sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1795extern_prefix=${sym%%ff_extern*}
1796
61d251db
MR
1797check_asm inline_asm '""'
1798
9eeed841 1799if enabled x86; then
44965991
PI
1800 # check whether EBP is available on x86
1801 # As 'i' is stored on the stack, this program will crash
1802 # if the base pointer is used to access it because the
1803 # base pointer is cleared in the inline assembly code.
7dfef245 1804 check_exec_crash <<EOF && enable ebp_available
44965991 1805 volatile int i=0;
be449fca 1806 __asm__ volatile (
44965991
PI
1807 "xorl %%ebp, %%ebp"
1808 ::: "%ebp");
1809 return i;
44965991
PI
1810EOF
1811
1812 # check wether EBX is available on x86
940f335a 1813 check_asm ebx_available '"":::"%ebx"'
8e380710 1814
d3a4b4e0
DB
1815 # check whether more than 10 operands are supported
1816 check_cc <<EOF && enable ten_operands
1817int main(void) {
1818 int x=0;
1819 __asm__ volatile(
1820 ""
1821 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
1822 );
1823 return 0;
1824}
1825EOF
1826
d7f0920b 1827 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1828 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1829 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1830
1831 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1832
d52481b9 1833 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1834 enabled x86_64 && append YASMFLAGS "-m amd64"
1835 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1836 case "$objformat" in
1837 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1838 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1839 *) append YASMFLAGS "-DPREFIX" ;;
1840 esac
7595a5e4 1841 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
44965991
PI
1842fi
1843
87ea51e0
LB
1844# check for assembler specific support
1845
5b6c2cbd 1846enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1847enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1848
57bd82d4
MR
1849# check for SIMD availability
1850
115329f1 1851# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1852if enabled altivec; then
3ed1a2ee
DB
1853 check_cflags -maltivec -mabi=altivec &&
1854 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1855 check_cflags -faltivec
b6e52719 1856
0182fee8 1857 # check if our compiler supports Motorola AltiVec C API
497237c7 1858 check_cc <<EOF || disable altivec
dcd479c0 1859$inc_altivec_h
a9a07762
MN
1860int main(void) {
1861 vector signed int v1, v2, v3;
1862 v1 = vec_add(v2,v3);
1863 return 0;
1864}
1865EOF
b006b26c
DB
1866
1867 # check if our compiler supports braces for vector declarations
80a61f08 1868 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1869$inc_altivec_h
80a61f08 1870int main (void) { (vector int) {1}; return 0; }
b006b26c 1871EOF
a9a07762 1872fi
ab6c65f6 1873
b4e806b2 1874# We have to check if pld is a nop and disable it.
a2fc0f6a 1875enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1876enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1877enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1878enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1879enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1880enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1881enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1882enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1883enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1884
0f010b2f 1885enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1886
57bd82d4
MR
1887# ---
1888# big/little-endian test
9eebe687
MR
1889check_cc <<EOF || die "endian test failed"
1890unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1891EOF
d04d9e16 1892od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1893
a3999908 1894# ---
3d204385
NK
1895# check availability of some header files
1896
a98bb16d
RP
1897if check_func dlopen; then
1898 ldl=
1899elif check_func dlopen -ldl; then
1900 ldl=-ldl
8bf5d58f
MN
1901fi
1902
75ecf149
DB
1903# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
1904check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
1905
7483e694
DB
1906check_func fork
1907check_func gethrtime
1908check_func getrusage
094c09bb 1909check_func inet_aton $network_extralibs
7483e694
DB
1910check_func memalign
1911check_func mkstemp
1f91cdce 1912check_func posix_memalign
b507ebd1 1913check_func_headers io.h setmode
2446d3d6 1914check_func_headers windows.h GetProcessTimes
6ffa87d3 1915
e16e49ac 1916check_header conio.h
a98bb16d
RP
1917check_header dlfcn.h
1918check_header malloc.h
bf6ce82d 1919check_header poll.h
b58412f1 1920check_header sys/mman.h
b091aa44 1921check_header sys/resource.h
bf6ce82d 1922check_header sys/select.h
a98bb16d 1923check_header termios.h
272081b0
CEH
1924check_header vdpau/vdpau.h
1925check_header vdpau/vdpau_x11.h
68178ca9 1926check_header X11/extensions/XvMClib.h
a98bb16d 1927
1f91cdce
RP
1928if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1929 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1930fi
e16e49ac 1931
a4fa192c 1932disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1933disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1934
1935# check for some common methods of building with pthread support
1936# do this before the optional library checks as some of them require pthreads
1937if enabled pthreads; then
9e7fd101
MR
1938 if check_func pthread_create; then
1939 :
1940 elif check_func pthread_create -pthread; then
1941 add_cflags -pthread
afc9aee2 1942 add_extralibs -pthread
9e7fd101
MR
1943 elif check_func pthread_create -pthreads; then
1944 add_cflags -pthreads
afc9aee2 1945 add_extralibs -pthreads
8d94f606
GT
1946 elif check_func pthread_create -lpthreadGC2; then
1947 add_extralibs -lpthreadGC2
9e7fd101
MR
1948 elif ! check_lib pthread.h pthread_create -lpthread; then
1949 die "ERROR: can't find pthreads library"
1950 fi
57bd82d4
MR
1951fi
1952
8eee7025 1953for thread in $THREADS_LIST; do
e5f94c2b 1954 if enabled $thread; then
3ae3b721
RP
1955 test -n "$thread_type" &&
1956 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1957 thread_type="$thread"
e5f94c2b
RP
1958 fi
1959done
1960
fdf88598
MR
1961check_lib math.h sin -lm
1962
a33cab3a 1963# test for C99 functions in math.h
7b04b8a0 1964for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1965 check_exec <<EOF && enable $func || disable $func
f32adb22 1966#include <math.h>
a33cab3a 1967int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1968EOF
a33cab3a 1969done
f32adb22 1970
57bd82d4 1971# these are off by default, so fail if requested and not available
79fda097 1972enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1973enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1974enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1975enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1976 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1977 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1978enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1979enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1980enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1981enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1982enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
3d6fac8c 1983enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
1984enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1985 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1986enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1987enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1988enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1989enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1990 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1991 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1992enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1993enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1994
0b4a1821
AS
1995# libdc1394 check
1996if enabled libdc1394; then
1997 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1998 enable libdc1394_2; } ||
1999 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2000 enable libdc1394_1; } ||
2001 die "ERROR: No version of libdc1394 found "
2002fi
2003
2004
c13e1abd
FH
2005_restrict=
2006for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 2007 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
2008void foo(char * $restrict_keyword p);
2009EOF
c13e1abd
FH
2010done
2011
a86b921c 2012##########################################
29799f8b 2013# SDL check
a86b921c 2014
497237c7
RP
2015disable sdl_too_old
2016disable sdl
6a1a892f 2017SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2018if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
2019 sdl_cflags=`"${SDL_CONFIG}" --cflags`
2020 temp_cflags $sdl_cflags
dcd479c0 2021 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 2022 if check_lib2 SDL.h SDL_Init; then
dcd479c0 2023 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 2024 if test "$_sdlversion" -lt 121 ; then
497237c7 2025 enable sdl_too_old
dcd479c0 2026 else
497237c7 2027 enable sdl
225e21ef 2028 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 2029#include <SDL.h>
d6773f56 2030int main(int argc, char **argv){
29f3b38a
MR
2031 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
2032 int w = vi->current_w;
2033 return 0;
2034}
2035EOF
dcd479c0
MR
2036 fi
2037 fi
29f3b38a 2038 restore_flags
c3f6b472 2039fi
57bd82d4 2040
2270b4b2 2041texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2042
7a91333f 2043##########################################
73b46a95
RP
2044# Network check
2045
2046if enabled network; then
96000432 2047 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2048 # Prefer arpa/inet.h over winsock2
2049 if check_header arpa/inet.h ; then
2050 check_func closesocket
2051 elif check_header winsock2.h ; then
ea10ddde 2052 network_extralibs="-lws2_32"
72be9e73 2053 check_type ws2tcpip.h socklen_t
2446d3d6 2054 check_func_headers winsock2.h closesocket
73b46a95
RP
2055 fi
2056fi
2057
2058##########################################
29799f8b 2059# IPv6 check
7a91333f 2060
497237c7 2061enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2062#include <sys/types.h>
2063#include <sys/socket.h>
2064#include <netinet/in.h>
2065#include <netdb.h>
db817cf3 2066int main(void) {
7483e694
DB
2067 struct sockaddr_storage saddr;
2068 struct ipv6_mreq mreq6;
2069 getaddrinfo(0,0,0,0);
2070 getnameinfo(0,0,0,0,0,0,0);
2071 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2072}
2073EOF
2074
06e31011
RP
2075check_header linux/videodev.h
2076check_header linux/videodev2.h
1b6e8b73 2077check_header sys/videoio.h
47f38850 2078
2446d3d6 2079check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2080
f8aa696f 2081# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2082{ check_header dev/bktr/ioctl_meteor.h &&
2083 check_header dev/bktr/ioctl_bt848.h; } ||
2084{ check_header machine/ioctl_meteor.h &&
2085 check_header machine/ioctl_bt848.h; } ||
2086{ check_header dev/video/meteor/ioctl_meteor.h &&
2087 check_header dev/video/bktr/ioctl_bt848.h; } ||
2088check_header dev/ic/bt8xx.h
f8aa696f 2089
c7682de0
RP
2090check_header sys/soundcard.h
2091check_header soundcard.h
deb29777 2092
35fd8122
NG
2093check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2094
7483e694 2095# deal with the X11 frame grabber
56a059ac 2096enabled x11grab &&
f58f4ce1
GP
2097check_header X11/Xlib.h &&
2098check_header X11/extensions/XShm.h &&
2099check_func XOpenDisplay -lX11 &&
06eab4ba 2100check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2101
40bcf4c7 2102enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2103
2104# add some useful compiler flags if supported
2105check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2106check_cflags -Wall
2107check_cflags -Wno-switch
c07bd6a9
MN
2108check_cflags -Wdisabled-optimization
2109check_cflags -Wpointer-arith
2110check_cflags -Wredundant-decls
cc1fb623 2111check_cflags -Wno-pointer-sign
f4929996 2112check_cflags -Wcast-qual
9aceb3cf 2113check_cflags -Wwrite-strings
652a5bf6 2114check_cflags -Wtype-limits
764551c6 2115check_cflags -Wundef
5af4e0cc 2116enabled extra_warnings && check_cflags -Winline
cf9d24ad 2117
57bd82d4 2118# add some linker flags
5c0e9479 2119check_ldflags -Wl,--warn-common
8351d2ba
DB
2120check_ldflags -Wl,--as-needed
2121check_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 2122check_ldflags -Wl,-Bsymbolic
94a3401e 2123
bd2216e4
MR
2124if enabled small; then
2125 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2126 optimizations="small"
2127elif enabled optimizations; then
629687f6 2128 if enabled xlc; then
0f010b2f
DB
2129 add_cflags -O5
2130 add_ldflags -O5
df442a8d
MR
2131 elif enabled ccc; then
2132 add_cflags -fast
cf9d24ad 2133 else
0f010b2f 2134 add_cflags -O3
cf9d24ad 2135 fi
cddf3f45 2136fi
11fdbc44 2137check_cflags -fno-math-errno
b2eb2ff0 2138check_cflags -fno-signed-zeros
cddf3f45 2139
504a64b9 2140# add some flags for Intel C Compiler
629687f6 2141if enabled icc; then
b1598b58
MR
2142 # Just warnings, no remarks
2143 check_cflags -w1
2144 # -wd: Disable following warnings
2145 # 144, 167, 556: -Wno-pointer-sign
2146 # 10006: ignoring unknown option -fno-signed-zeros
2147 # 10156: ignoring option '-W'; no argument required
2148 check_cflags -wd144,167,556,10006,10156
2149 # 11030: Warning unknown option --as-needed
2150 # 10156: ignoring option '-export'; no argument required
2151 check_ldflags -wd10156,11030
2152 # Allow to compile with optimizations
2153 check_ldflags -march=$cpu
df442a8d
MR
2154elif enabled ccc; then
2155 # disable some annoying warnings
2156 add_cflags -msg_disable cvtu32to64
2157 add_cflags -msg_disable embedcomment
2158 add_cflags -msg_disable needconstext
2159 add_cflags -msg_disable nomainieee
2160 add_cflags -msg_disable ptrmismatch1
2161 add_cflags -msg_disable unreachcode
504a64b9
CEH
2162fi
2163
80581e98 2164# PIC flags for shared library objects where they are needed
5af4e0cc 2165if enabled shared; then
569cb218
MR
2166 # LIBOBJFLAGS may have already been set in the OS configuration
2167 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2168 case "${subarch-$arch}" in
b6bd7268 2169 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2170 esac
2171 fi
80581e98
MN
2172fi
2173
90be59ef 2174if enabled gprof; then
0f010b2f
DB
2175 add_cflags -p
2176 add_ldflags -p
1db54e20
DB
2177fi
2178
7f3c02fc 2179# Find out if the .align argument is a power of two or not.
9377b6ce 2180check_asm asmalign_pot '".align 3"'
4454dc1b 2181
7483e694
DB
2182enabled_any $DECODER_LIST && enable decoders
2183enabled_any $ENCODER_LIST && enable encoders
2184enabled_any $BSF_LIST && enable bsfs
2185enabled_any $DEMUXER_LIST && enable demuxers
2186enabled_any $MUXER_LIST && enable muxers
f7679c54 2187enabled_any $FILTER_LIST && enable filters
7483e694
DB
2188enabled_any $INDEV_LIST && enable demuxers
2189enabled_any $OUTDEV_LIST && enable muxers
2190enabled_any $PROTOCOL_LIST && enable protocols
2191
2192enabled_any $THREADS_LIST && enable threads
2193
2194check_deps $CONFIG_LIST \
b6bb00b0 2195 $CONFIG_EXTRA \
7483e694
DB
2196 $HAVE_LIST \
2197 $DECODER_LIST \
2198 $ENCODER_LIST \
2199 $PARSER_LIST \
2200 $BSF_LIST \
2201 $DEMUXER_LIST \
2202 $MUXER_LIST \
f7679c54 2203 $FILTER_LIST \
7483e694
DB
2204 $INDEV_LIST \
2205 $OUTDEV_LIST \
2206 $PROTOCOL_LIST \
f70f03f6 2207
3e89171a 2208echo "install prefix $prefix"
f36958f8
DB
2209echo "source path $source_path"
2210echo "C compiler $cc"
bfd5afd8 2211echo ".align is power-of-two $asmalign_pot"
f36958f8 2212echo "ARCH $arch ($cpu)"
ce8871c2
MR
2213if test "$build_suffix" != ""; then
2214 echo "build suffix $build_suffix"
eb94aca9 2215fi
ac63af34
DB
2216if test "$extra_version" != ""; then
2217 echo "version string suffix $extra_version"
2218fi
0db2ce77 2219echo "big-endian ${bigendian-no}"
5b6c2cbd 2220if enabled x86; then
af44e8e4 2221 echo "yasm ${yasm-no}"
0db2ce77 2222 echo "MMX enabled ${mmx-no}"
30e98e62 2223 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2224 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2225 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2226 echo "SSE enabled ${sse-no}"
30e98e62 2227 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2228 echo "CMOV enabled ${cmov-no}"
2229 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2230 echo "EBX available ${ebx_available-no}"
2231 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2232 echo "10 operands supported ${ten_operands-no}"
e41e8342 2233fi
5b6c2cbd 2234if enabled arm; then
0db2ce77
MR
2235 echo "ARMv5TE enabled ${armv5te-no}"
2236 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2237 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2238 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2239 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2240 echo "NEON enabled ${neon-no}"
eba9ae3c 2241fi
5b6c2cbd 2242if enabled mips; then
0db2ce77 2243 echo "MMI enabled ${mmi-no}"
e41e8342 2244fi
5b6c2cbd 2245if enabled ppc; then
0db2ce77 2246 echo "AltiVec enabled ${altivec-no}"
30e98e62 2247 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2248 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2249 echo "performance report ${powerpc_perf-no}"
2250fi
2251if enabled sparc; then
2252 echo "VIS enabled ${vis-no}"
e41e8342 2253fi
0db2ce77
MR
2254echo "gprof enabled ${gprof-no}"
2255echo "debug symbols ${debug-no}"
87a0fb62 2256echo "strip symbols ${stripping-no}"
8400d6b8 2257echo "optimizations ${optimizations-no}"
0db2ce77
MR
2258echo "static ${static-no}"
2259echo "shared ${shared-no}"
4a24ab64 2260echo "postprocessing support ${postproc-no}"
f7679c54 2261echo "new filter support ${avfilter-no}"
81124ba0 2262echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2263echo "network support ${network-no}"
90be59ef 2264if enabled network; then
0db2ce77 2265 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2266fi
0db2ce77
MR
2267echo "threading support ${thread_type-no}"
2268echo "SDL support ${sdl-no}"
90be59ef 2269if enabled sdl_too_old; then
bfd5afd8
DB
2270 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2271fi
0db2ce77
MR
2272echo "Sun medialib support ${mlib-no}"
2273echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2274echo "libamr-nb support ${libamr_nb-no}"
2275echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2276echo "libdc1394 support ${libdc1394-no}"
690bfceb 2277echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2278echo "libfaac enabled ${libfaac-no}"
2279echo "libfaad enabled ${libfaad-no}"
7e0871a7 2280echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2281echo "libgsm enabled ${libgsm-no}"
2282echo "libmp3lame enabled ${libmp3lame-no}"
2283echo "libnut enabled ${libnut-no}"
9a77d59a 2284echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2285echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2286echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2287echo "libtheora enabled ${libtheora-no}"
2288echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2289echo "libx264 enabled ${libx264-no}"
2290echo "libxvid enabled ${libxvid-no}"
272081b0 2291echo "vdpau enabled ${vdpau-no}"
0db2ce77 2292echo "zlib enabled ${zlib-no}"
f402916e 2293echo "bzlib enabled ${bzlib-no}"
2c62e737 2294echo
de6d9b64 2295
f7679c54 2296for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2297 echo "Enabled ${type}s:"
f65c9da1 2298 eval list=\$$(toupper $type)_LIST
8138b9db 2299 for part in $list; do
f65c9da1
MR
2300 enabled $part && echo ${part%_*}
2301 done | sort | pr -3 -t
2302 echo
8138b9db
RP
2303done
2304
ba321adb
JK
2305license="LGPL"
2306if enabled nonfree; then
2307 license="unredistributable"
2308elif enabled gpl; then
2309 license="GPL"
2310fi
2311
2312echo "License: $license"
ca5323af 2313
cf1392e9
DB
2314echo "Creating config.mak and config.h..."
2315
29799f8b
DB
2316echo "# Automatically generated by configure - do not modify!" > config.mak
2317echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2318echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2319echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2320echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2321echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2322
d921f03f 2323echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2324echo "prefix=$prefix" >> config.mak
22a324da
DB
2325echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2326echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2327echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2328echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2329echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2330echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2331echo "CC=$cc" >> config.mak
304d586d 2332echo "YASM=$yasmexe" >> config.mak
980fc7b8 2333echo "AR=$ar" >> config.mak
be7109c1 2334echo "RANLIB=$ranlib" >> config.mak
20369773 2335echo "LN_S=$ln_s" >> config.mak
87a0fb62 2336enabled stripping &&
3ae3b721 2337 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2338 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2339
a9b3f630 2340echo "OPTFLAGS=$CFLAGS" >> config.mak
0f3cb305 2341echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2342echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2343echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2344echo "YASMFLAGS=$YASMFLAGS" >> config.mak
80581e98 2345echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2346echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2347echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2348echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2349echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2350echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2351echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2352echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2353echo "SLIBSUF=$SLIBSUF" >> config.mak
2354echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2355echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2356echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2357echo "HOSTCC=$host_cc" >> config.mak
2358echo "HOSTCFLAGS=$host_cflags" >> config.mak
2359echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2360echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2361echo "TARGET_EXEC=$target_exec" >> config.mak
2362echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2363
90be59ef 2364if enabled bigendian; then
7483e694
DB
2365 echo "WORDS_BIGENDIAN=yes" >> config.mak
2366 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2367fi
44161118 2368
90be59ef 2369if enabled sdl; then
7483e694
DB
2370 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2371 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2372fi
90be59ef 2373if enabled texi2html; then
7483e694 2374 echo "BUILD_DOC=yes" >> config.mak
146ea952 2375fi
5a872801 2376
719c8e00
MR
2377get_version(){
2378 name=$1
2379 file=$source_path/$2
147e7692
MR
2380 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2381 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2382 lcname=$(tolower $name)
2383 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2384 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2385}
2386
147e7692
MR
2387get_version LIBSWSCALE libswscale/swscale.h
2388get_version LIBPOSTPROC libpostproc/postprocess.h
2389get_version LIBAVCODEC libavcodec/avcodec.h
2390get_version LIBAVDEVICE libavdevice/avdevice.h
2391get_version LIBAVFORMAT libavformat/avformat.h
2392get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2393get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2394
5af4e0cc 2395if enabled shared; then
7483e694
DB
2396 echo "BUILD_SHARED=yes" >> config.mak
2397 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2398 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2399 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2400 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2401 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2402 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2403 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2404 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2405 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2406fi
d7e27559 2407echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2408echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2409
7b5e8a27
DB
2410echo "ARCH=$arch" >> config.mak
2411
3d907e22
MR
2412print_config ARCH_ $TMPH config.mak $ARCH_LIST
2413print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2414print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2415 $CONFIG_EXTRA \
7483e694
DB
2416 $DECODER_LIST \
2417 $ENCODER_LIST \
2418 $PARSER_LIST \
2419 $BSF_LIST \
2420 $DEMUXER_LIST \
2421 $MUXER_LIST \
f7679c54 2422 $FILTER_LIST \
7483e694
DB
2423 $PROTOCOL_LIST \
2424 $INDEV_LIST \
2425 $OUTDEV_LIST \
8ac17293 2426
c13e1abd
FH
2427echo "#define restrict $_restrict" >> $TMPH
2428
bd2216e4 2429if enabled small; then
7483e694 2430 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2431fi
2432
997baf01
MR
2433echo "SRC_PATH=\"$source_path\"" >> config.mak
2434echo "SRC_PATH_BARE=$source_path" >> config.mak
2435echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2436
8156056e 2437# Apparently it's not possible to portably echo a backslash.
3ae3b721 2438enabled asmalign_pot &&
7483e694 2439 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2440 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2441
b4d96ba2 2442echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2443
9c05103f
DB
2444echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2445
b7860763 2446# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2447cmp -s $TMPH config.h &&
2448 echo "config.h is unchanged" ||
2449 mv -f $TMPH config.h
3d204385 2450
165af439 2451# build tree in object directory if source path is different from current one
90be59ef 2452if enabled source_path_used; then
165af439 2453 DIRS="\
7483e694
DB
2454 doc \
2455 libavcodec \
2456 libavcodec/alpha \
a2fc0f6a 2457 libavcodec/arm \
7483e694 2458 libavcodec/bfin \
7483e694
DB
2459 libavcodec/mlib \
2460 libavcodec/ppc \
2461 libavcodec/sh4 \
2462 libavcodec/sparc \
a6493a8f 2463 libavcodec/x86 \
52a9cf34 2464 libavdevice \
f7679c54 2465 libavfilter \
7483e694
DB
2466 libavformat \
2467 libavutil \
2468 libpostproc \
2469 libswscale \
2470 tests \
2471 tools \
7483e694 2472 "
165af439 2473 FILES="\
7483e694
DB
2474 Makefile \
2475 common.mak \
71c61f62 2476 subdir.mak \
7483e694
DB
2477 doc/texi2pod.pl \
2478 libavcodec/Makefile \
52a9cf34 2479 libavdevice/Makefile \
f7679c54 2480 libavfilter/Makefile \
7483e694
DB
2481 libavformat/Makefile \
2482 libavutil/Makefile \
2483 libpostproc/Makefile \
2484 libswscale/Makefile \
2485 "
165af439 2486 for dir in $DIRS ; do
7483e694 2487 mkdir -p $dir
165af439
MR
2488 done
2489 for f in $FILES ; do
20369773 2490 $ln_s "$source_path/$f" $f
165af439
MR
2491 done
2492fi
def4272a 2493
def4272a 2494
d0674868 2495# build pkg-config files
def4272a 2496
d0674868
DB
2497pkgconfig_generate(){
2498name=$1
b0dfd108 2499shortname=${name#lib}${build_suffix}
d0674868
DB
2500comment=$2
2501version=$3
2502libs=$4
2503requires=$5
25cd5cb3 2504cat <<EOF > $name/$name.pc
3e89171a 2505prefix=$prefix
a94e666c 2506exec_prefix=\${prefix}
f2b7382c 2507libdir=$libdir
7622778e 2508includedir=$incdir
def4272a 2509
d0674868
DB
2510Name: $name
2511Description: $comment
2512Version: $version
5dcfe9f8
AH
2513Requires: $(disabled shared && echo $requires)
2514Requires.private: $(enabled shared && echo $requires)
def4272a 2515Conflicts:
12701f6e
AH
2516Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2517Libs.private: $(enabled shared && echo $libs)
76a448ed 2518Cflags: -I\${includedir}
def4272a 2519EOF
25cd5cb3 2520cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2521prefix=
2522exec_prefix=
46d1ff83 2523libdir=\${pcfiledir}
1d44d365 2524includedir=${source_path}
def4272a 2525
d0674868
DB
2526Name: $name
2527Description: $comment
2528Version: $version
2529Requires: $requires
def4272a 2530Conflicts:
12701f6e 2531Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2532Cflags: -I\${includedir}
2533EOF
d0674868 2534}
def4272a 2535
e426941d 2536pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2537pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2538pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2539pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2540enabled avfilter &&
46983309 2541 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2542enabled postproc &&
e426941d 2543 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
e426941d 2544 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"