Disambiguate the macros used to disable fprintf/printf/puts functions.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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71 echo
72 echo "Configuration options:"
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73 echo " --disable-static do not build static libraries [no]"
74 echo " --enable-shared build shared libraries [no]"
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75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
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79 echo " --disable-ffmpeg disable ffmpeg build"
80 echo " --disable-ffplay disable ffplay build"
81 echo " --disable-ffserver disable ffserver build"
e6b9d588 82 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 83 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 84 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 85 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 86 echo " --disable-vhook disable video hooking support"
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87 echo " --enable-beosthreads use BeOS threads [no]"
88 echo " --enable-os2threads use OS/2 threads [no]"
89 echo " --enable-pthreads use pthreads [no]"
90 echo " --enable-w32threads use Win32 threads [no]"
91 echo " --enable-x11grab enable X11 grabbing [no]"
732c9a34 92 echo " --enable-vdpau enable VDPAU support [no]"
68178ca9 93 echo " --enable-xvmc enable XvMC support [no]"
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94 echo " --disable-network disable network support [no]"
95 echo " --disable-ipv6 disable IPv6 support [no]"
96 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
97 echo " --enable-gray enable full grayscale support (slower color)"
98 echo " --disable-fastdiv disable table-based division"
99 echo " --enable-small optimize for size instead of speed"
100 echo " --disable-aandct disable AAN DCT code"
101 echo " --disable-fft disable FFT code"
102 echo " --disable-golomb disable Golomb code"
103 echo " --disable-mdct disable MDCT code"
104 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
105 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
106 echo " --enable-beos-netserver enable BeOS netserver"
107 echo " --disable-encoder=NAME disable encoder NAME"
108 echo " --enable-encoder=NAME enable encoder NAME"
109 echo " --disable-encoders disable all encoders"
110 echo " --disable-decoder=NAME disable decoder NAME"
111 echo " --enable-decoder=NAME enable decoder NAME"
112 echo " --disable-decoders disable all decoders"
113 echo " --disable-muxer=NAME disable muxer NAME"
114 echo " --enable-muxer=NAME enable muxer NAME"
115 echo " --disable-muxers disable all muxers"
116 echo " --disable-demuxer=NAME disable demuxer NAME"
117 echo " --enable-demuxer=NAME enable demuxer NAME"
118 echo " --disable-demuxers disable all demuxers"
119 echo " --enable-parser=NAME enable parser NAME"
120 echo " --disable-parser=NAME disable parser NAME"
121 echo " --disable-parsers disable all parsers"
122 echo " --enable-bsf=NAME enable bitstream filter NAME"
123 echo " --disable-bsf=NAME disable bitstream filter NAME"
124 echo " --disable-bsfs disable all bitstream filters"
125 echo " --enable-protocol=NAME enable protocol NAME"
126 echo " --disable-protocol=NAME disable protocol NAME"
127 echo " --disable-protocols disable all protocols"
128 echo " --disable-indevs disable input devices"
129 echo " --disable-outdevs disable output devices"
130 echo " --disable-devices disable all devices"
131 echo " --enable-filter=NAME enable filter NAME"
132 echo " --disable-filter=NAME disable filter NAME"
133 echo " --disable-filters disable all filters"
134 echo " --list-decoders show all available decoders"
135 echo " --list-encoders show all available encoders"
136 echo " --list-muxers show all available muxers"
137 echo " --list-demuxers show all available demuxers"
138 echo " --list-parsers show all available parsers"
139 echo " --list-protocols show all available protocols"
140 echo " --list-bsfs show all available bitstream filters"
141 echo " --list-indevs show all available input devices"
142 echo " --list-outdevs show all available output devices"
143 echo " --list-filters show all available filters"
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144 echo
145 echo "External library support:"
0a23c0bb 146 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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147 echo " --enable-bzlib enable bzlib [autodetect]"
148 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
149 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 150 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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151 echo " and libraw1394 [no]"
152 echo " --enable-libdirac enable Dirac support via libdirac [no]"
153 echo " --enable-libfaac enable FAAC support via libfaac [no]"
154 echo " --enable-libfaad enable FAAD support via libfaad [no]"
155 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
156 echo " --enable-libgsm enable GSM support via libgsm [no]"
157 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 158 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 159 echo " native (de)muxer exists [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 [$cross_prefix]"
db6107b6 174 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 175 echo " --target-os=OS compiler targets OS [$target_os]"
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176 echo " --target-exec=CMD command to run executables on target"
177 echo " --target-path=DIR path to view of build directory on target"
89641463 178 echo " --nm=NM use nm tool"
15396d5c 179 echo " --cc=CC use C compiler CC [$cc_default]"
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180 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
181 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
182 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
183 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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184 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
185 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
186 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 187 echo " --extra-version=STRING version string suffix []"
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188 echo " --build-suffix=SUFFIX library name suffix []"
189 echo " --arch=ARCH select architecture [$arch]"
190 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 191 echo " instruction selection, may crash on older CPUs)"
2b4c3615 192 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 193 echo " (requires enabling PMC)"
4f50c3d5 194 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 195 echo " --disable-amd3dnow disable 3DNow! optimizations"
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196 echo " --disable-mmx disable MMX optimizations"
197 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 198 echo " --disable-sse disable SSE optimizations"
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199 echo " --disable-ssse3 disable SSSE3 optimizations"
200 echo " --disable-armv5te disable armv5te optimizations"
201 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 202 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 203 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 204 echo " --disable-iwmmxt disable iwmmxt optimizations"
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205 echo " --disable-mmi disable MMI optimizations"
206 echo " --disable-neon disable neon optimizations"
207 echo " --disable-vis disable VIS optimizations"
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208 echo
209 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 210 echo " --disable-debug disable debugging symbols"
b7d49373 211 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 212 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 213 echo " --disable-optimizations disable compiler optimizations"
0a622b98 214 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 215 echo " --disable-stripping disable stripping of executables and shared libraries"
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216 echo ""
217 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 218 exit 0
74c53c2d 219}
cf9d24ad 220
57bd82d4 221log(){
2270b4b2 222 echo "$@" >> $logfile
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223}
224
720c69da 225log_file(){
c8e9f801 226 log BEGIN $1
2270b4b2 227 pr -n -t $1 >> $logfile
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228 log END $1
229}
230
2ba042a7 231echolog(){
c8e9f801 232 log "$@"
57bd82d4 233 echo "$@"
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234}
235
236die(){
237 echolog "$@"
238 cat <<EOF
239If you think configure made a mistake, make sure you are using the latest
240version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 241ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 242EOF
e155a21a 243 if disabled logging; then
2ba042a7 244 cat <<EOF
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245Rerun configure with logging enabled (do not use --disable-logging), and
246include the log this produces with your report.
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247EOF
248 else
249cat <<EOF
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250Include the log file "$logfile" produced by configure as this will help
251solving the problem.
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252EOF
253 fi
cea0ac52 254 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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255 exit 1
256}
257
6c6007d6 258# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 259toupper(){
6c6007d6 260 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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261}
262
4a5444db 263tolower(){
6c6007d6 264 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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265}
266
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267set_all(){
268 value=$1
269 shift
270 for var in $*; do
271 eval $var=$value
272 done
273}
274
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275set_weak(){
276 value=$1
277 shift
278 for var; do
279 eval : \${$var:=$value}
280 done
281}
282
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283pushvar(){
284 for var in $*; do
285 eval level=\${${var}_level:=0}
286 eval ${var}_${level}="\$$var"
287 eval ${var}_level=$(($level+1))
288 done
289}
290
291popvar(){
292 for var in $*; do
293 eval level=\${${var}_level:-0}
294 test $level = 0 && continue
295 eval level=$(($level-1))
296 eval $var="\${${var}_${level}}"
297 eval ${var}_level=$level
298 eval unset ${var}_${level}
299 done
300}
301
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302enable(){
303 set_all yes $*
304}
305
306disable(){
307 set_all no $*
308}
309
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310enable_weak(){
311 set_weak yes $*
312}
313
314disable_weak(){
315 set_weak no $*
316}
317
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318do_enable_deep(){
319 for var; do
320 enabled $var && continue
321 eval sel="\$${var}_select"
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322 eval sgs="\$${var}_suggest"
323 pushvar var sgs
f9d328da 324 enable_deep $sel
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325 popvar sgs
326 enable_deep_weak $sgs
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327 popvar var
328 done
329}
330
331enable_deep(){
332 do_enable_deep $*
333 enable $*
334}
335
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336enable_deep_weak(){
337 do_enable_deep $*
338 enable_weak $*
339}
340
57bd82d4 341enabled(){
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MR
342 test "${1#!}" = "$1" && op== || op=!=
343 eval test "x\$${1#!}" $op "xyes"
44161118
MR
344}
345
37970ebf 346disabled(){
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MR
347 test "${1#!}" = "$1" && op== || op=!=
348 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
349}
350
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MR
351enabled_all(){
352 for opt; do
353 enabled $opt || return 1
354 done
355}
356
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DB
357disabled_all(){
358 for opt; do
359 disabled $opt || return 1
360 done
361}
362
44161118
MR
363enabled_any(){
364 for opt; do
365 enabled $opt && return 0
366 done
367}
368
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DB
369disabled_any(){
370 for opt; do
371 disabled $opt && return 0
372 done
f7b230a7 373 return 1
85bca2c5
DB
374}
375
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MR
376set_default(){
377 for opt; do
88268e94 378 eval : \${$opt:=\$${opt}_default}
c9d19248
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379 done
380}
381
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382is_in(){
383 value=$1
384 shift
385 for var in $*; do
386 [ $var = $value ] && return 0
387 done
388 return 1
389}
390
30fd06be
MR
391check_deps(){
392 for cfg; do
3250003c 393 cfg="${cfg#!}"
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394 enabled ${cfg}_checking && die "Circular dependency for $cfg."
395 disabled ${cfg}_checking && continue
396 enable ${cfg}_checking
397
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398 eval dep_all="\$${cfg}_deps"
399 eval dep_any="\$${cfg}_deps_any"
7ef3425f 400 eval dep_sel="\$${cfg}_select"
c510c7b5 401 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 402
c510c7b5
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403 pushvar cfg dep_all dep_any dep_sel dep_sgs
404 check_deps $dep_all $dep_any $dep_sel $dep_sgs
405 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 406
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407 enabled_all $dep_all || disable $cfg
408 enabled_any $dep_any || disable $cfg
7ef3425f 409 disabled_any $dep_sel && disable $cfg
799c9e9b 410
4ec45764
RP
411 if enabled $cfg; then
412 eval dep_extralibs="\$${cfg}_extralibs"
413 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 414 enable_deep $dep_sel
c510c7b5 415 enable_deep_weak $dep_sgs
4ec45764
RP
416 fi
417
799c9e9b 418 disable ${cfg}_checking
30fd06be
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419 done
420}
421
44161118
MR
422print_config(){
423 pfx=$1
424 header=$2
425 makefile=$3
426 shift 3
427 for cfg; do
3d907e22 428 ucname="`toupper $cfg`"
44161118 429 if enabled $cfg; then
3d907e22 430 echo "#define ${pfx}${ucname} 1" >> $header
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431 echo "${pfx}${ucname}=yes" >> $makefile
432 else
b250f9c6 433 echo "#define ${pfx}${ucname} 0" >> $header
44161118
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434 fi
435 done
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436}
437
438flags_saved(){
2270b4b2 439 (: ${SAVE_CFLAGS?}) 2> /dev/null
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440}
441
dcd479c0 442save_flags(){
57bd82d4 443 flags_saved && return
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444 SAVE_CFLAGS="$CFLAGS"
445 SAVE_LDFLAGS="$LDFLAGS"
446 SAVE_extralibs="$extralibs"
447}
448
449restore_flags(){
f5d28d10 450 flags_saved || return
dcd479c0
MR
451 CFLAGS="$SAVE_CFLAGS"
452 LDFLAGS="$SAVE_LDFLAGS"
453 extralibs="$SAVE_extralibs"
454 unset SAVE_CFLAGS
455 unset SAVE_LDFLAGS
456 unset SAVE_extralibs
457}
458
459temp_cflags(){
460 save_flags
461 CFLAGS="$CFLAGS $*"
462}
463
464temp_ldflags(){
465 save_flags
466 LDFLAGS="$LDFLAGS $*"
467}
468
469temp_extralibs(){
470 save_flags
471 extralibs="$extralibs $*"
472}
473
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474append(){
475 var=$1
476 shift
477 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
478 eval "$var=\"\$$var $*\""
479}
480
481add_cflags(){
482 append CFLAGS "$@"
483}
484
485add_ldflags(){
486 append LDFLAGS "$@"
487}
488
489add_extralibs(){
490 append extralibs "$@"
491}
492
b0cfb663 493check_cmd(){
b3cb5d51 494 log "$@"
2270b4b2 495 "$@" >> $logfile 2>&1
b0cfb663
MR
496}
497
dcd479c0 498check_cc(){
57bd82d4 499 log check_cc "$@"
2270b4b2 500 cat > $TMPC
720c69da 501 log_file $TMPC
b0cfb663 502 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
503}
504
505check_cpp(){
506 log check_cpp "$@"
2270b4b2 507 cat > $TMPC
720c69da 508 log_file $TMPC
b0cfb663 509 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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510}
511
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512check_asm(){
513 log check_asm "$@"
514 name="$1"
515 asm="$2"
516 shift 2
517 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 518void foo(void){ __asm__ volatile($asm); }
940f335a
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519EOF
520}
521
304d586d
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522check_yasm(){
523 log check_yasm "$@"
524 echo "$1" > $TMPS
525 log_file $TMPS
526 shift 1
527 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
528}
529
dcd479c0 530check_ld(){
57bd82d4 531 log check_ld "$@"
0607887f 532 check_cc || return
3155a644
MR
533 flags=''
534 libs=''
535 for f; do
536 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
537 done
538 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
539}
540
541check_cflags(){
57bd82d4
MR
542 log check_cflags "$@"
543 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
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544int x;
545EOF
546}
547
548check_ldflags(){
57bd82d4
MR
549 log check_ldflags "$@"
550 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 551int main(void){ return 0; }
dcd479c0
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552EOF
553}
554
555check_header(){
57bd82d4 556 log check_header "$@"
dcd479c0
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557 header=$1
558 shift
d8bc5f06
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559 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
560 disable $var
561 check_cpp "$@" <<EOF && enable $var
dcd479c0
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562#include <$header>
563int x;
564EOF
565}
566
567check_func(){
57bd82d4 568 log check_func "$@"
dcd479c0
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569 func=$1
570 shift
d8bc5f06
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571 disable $func
572 check_ld "$@" <<EOF && enable $func
dcd479c0 573extern int $func();
c23a0ac8 574int main(void){ $func(); }
dcd479c0
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575EOF
576}
577
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DB
578check_func_headers(){
579 log check_func_headers "$@"
f8d7b072
MR
580 headers=$1
581 func=$2
582 shift 2
583 disable $func
584 incs=""
585 for hdr in $headers; do
586 incs="$incs
587#include <$hdr>"
588 done
589 check_ld "$@" <<EOF && enable $func
590$incs
d6773f56 591int main(int argc, char **argv){
f8d7b072
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592 (void) $func;
593 return 0;
594}
595EOF
596}
597
a5344cf7
SS
598check_cpp_condition(){
599 log check_cpp_condition "$@"
600 header=$1
601 condition=$2
602 check_cpp <<EOF
603#include <$header>
604#if !($condition)
605#error "unsatisfied condition: $condition"
606#endif
607EOF
608}
609
57bd82d4
MR
610check_lib(){
611 log check_lib "$@"
612 header="$1"
613 func="$2"
614 shift 2
fcfcde17
MR
615 temp_extralibs "$@"
616 check_header $header && check_func $func && add_extralibs "$@"
617 err=$?
618 restore_flags
619 return $err
57bd82d4
MR
620}
621
f8d7b072
MR
622check_lib2(){
623 log check_lib2 "$@"
624 headers="$1"
625 func="$2"
626 shift 2
627 temp_extralibs "$@"
2446d3d6 628 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
629 err=$?
630 restore_flags
631 return $err
632}
633
dcd479c0 634check_exec(){
2270b4b2 635 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
636}
637
7dfef245
MR
638check_exec_crash(){
639 code=`cat`
640
641 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
642 # are safe but may not be available everywhere. Thus we use
643 # raise(SIGTERM) instead. The check is run in a subshell so we
644 # can redirect the "Terminated" message from the shell. SIGBUS
645 # is not defined by standard C so it is used conditionally.
646
2270b4b2 647 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
648#include <signal.h>
649static void sighandler(int sig){
650 raise(SIGTERM);
651}
e5af4a11 652int main(void){
7dfef245
MR
653 signal(SIGILL, sighandler);
654 signal(SIGFPE, sighandler);
655 signal(SIGSEGV, sighandler);
656#ifdef SIGBUS
657 signal(SIGBUS, sighandler);
658#endif
659 { $code }
660}
661EOF
662}
663
72be9e73
DY
664check_type(){
665 log check_type "$@"
666 headers=$1
667 type=$2
668 shift 2
669 disable $type
670 incs=""
671 for hdr in $headers; do
672 incs="$incs
673#include <$hdr>"
674 done
675 check_cc "$@" <<EOF && enable $type
676$incs
677$type v;
678EOF
679}
680
57bd82d4
MR
681require(){
682 name="$1"
683 header="$2"
684 func="$3"
685 shift 3
686 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
687}
688
f8d7b072
MR
689require2(){
690 name="$1"
691 headers="$2"
692 func="$3"
693 shift 3
694 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
695}
696
eea50282
MR
697check_foo_config(){
698 cfg=$1
699 pkg=$2
700 header=$3
701 func=$4
702 shift 4
703 disable $cfg
704 check_cmd ${pkg}-config --version
705 err=$?
706 if test "$err" = 0; then
707 temp_cflags `${pkg}-config --cflags`
708 temp_extralibs `${pkg}-config --libs`
709 check_lib "$@" $header $func && enable $cfg
710 fi
711 return $err
712}
713
c505dd31
MR
714apply(){
715 file=$1
716 shift
717 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
718}
719
dcd61286
DB
720# CONFIG_LIST contains configurable options, while HAVE_LIST is for
721# system-dependent things.
722
4a0d6686
AJ
723COMPONENT_LIST="
724 bsfs
725 decoders
726 demuxers
727 encoders
3cde40aa 728 filters
c552605c 729 indevs
4a0d6686 730 muxers
c552605c 731 outdevs
4a0d6686
AJ
732 parsers
733 protocols
734"
735
736CONFIG_LIST="
737 $COMPONENT_LIST
e8ed9b7a 738 aandct
f7679c54
VS
739 avfilter
740 avfilter_lavf
c88f5d72
MR
741 avisynth
742 beos_netserver
f402916e 743 bzlib
27a9466b 744 fastdiv
c88f5d72
MR
745 ffmpeg
746 ffplay
747 ffserver
1848f7d9 748 fft
4f034993 749 golomb
c88f5d72 750 gpl
ecfc4f44 751 gprof
d8d0d0b2 752 gray
3abe5fbd 753 hardcoded_tables
c88f5d72 754 ipv6
f5a756ef
DB
755 libamr_nb
756 libamr_wb
f7b8bffe 757 libdc1394
690bfceb 758 libdirac
2eed5a46
DB
759 libfaac
760 libfaad
761 libfaadbin
c88f5d72 762 libgsm
6ebe07fb 763 libmp3lame
c88f5d72 764 libnut
f7cd9eed 765 libschroedinger
ae14f311 766 libspeex
150d2772 767 libtheora
c88f5d72 768 libvorbis
1cc60c47
DB
769 libx264
770 libxvid
47a158cb 771 mdct
c88f5d72 772 memalign_hack
a8150374 773 mlib
c88f5d72
MR
774 mpegaudio_hp
775 network
3fe142e2 776 nonfree
4a24ab64 777 postproc
2b4c3615 778 powerpc_perf
2e35e684 779 shared
bd2216e4 780 small
2e35e684 781 static
13ca50f3 782 swscale
272081b0 783 vdpau
c88f5d72 784 vhook
56a059ac 785 x11grab
68178ca9 786 xvmc
c88f5d72 787 zlib
4a0d6686 788"
c88f5d72 789
8eee7025
DB
790THREADS_LIST='
791 beosthreads
d22e8442 792 os2threads
8eee7025
DB
793 pthreads
794 w32threads
795'
796
3f5b56e5
MR
797ARCH_LIST='
798 alpha
a2fc0f6a 799 arm
3f5b56e5
MR
800 bfin
801 ia64
802 m68k
803 mips
804 parisc
79cb09b2 805 ppc
3f5b56e5
MR
806 s390
807 sh4
808 sparc
809 sparc64
810 x86
811 x86_32
812 x86_64
813'
814
815ARCH_EXT_LIST='
1ac9331a 816 altivec
3bf96eec 817 amd3dnow
1ac9331a 818 armv5te
edab3048 819 armv6
ab5cb084 820 armv6t2
f55b299a 821 armvfp
3f5b56e5
MR
822 iwmmxt
823 mmi
824 mmx
d7f0920b 825 mmx2
6b18d278 826 neon
799fde37 827 ppc4xx
1bb04d5a 828 sse
9eeed841 829 ssse3
bd9d34a0 830 vis
3f5b56e5
MR
831'
832
833HAVE_LIST="
834 $ARCH_EXT_LIST
835 $THREADS_LIST
836 altivec_h
c9fdab0d 837 arpa_inet_h
6bd859d6 838 bswap
ecf97f22 839 closesocket
1ac9331a 840 cmov
e16e49ac 841 conio_h
c88f5d72 842 dcbzl
f8aa696f
DB
843 dev_bktr_ioctl_bt848_h
844 dev_bktr_ioctl_meteor_h
845 dev_ic_bt8xx_h
846 dev_video_meteor_ioctl_meteor_h
847 dev_video_bktr_ioctl_bt848_h
18b67ae5 848 dlfcn_h
c88f5d72 849 dlopen
bc574408 850 dos_paths
245626d0
DB
851 ebp_available
852 ebx_available
c2a29455 853 fast_64bit
7073e9fc 854 fast_cmov
7b829d2a 855 fast_unaligned
9d99cc5a 856 fork
c88f5d72 857 freetype2
da9e86f8 858 gethrtime
4e68cb8a 859 GetProcessTimes
66be5b45 860 getrusage
c88f5d72 861 imlib2
2e1913b1 862 inet_aton
61d251db 863 inline_asm
0b4a1821
AS
864 libdc1394_1
865 libdc1394_2
a33cab3a
MK
866 llrint
867 lrint
c88f5d72 868 lrintf
f8aa696f
DB
869 machine_ioctl_bt848_h
870 machine_ioctl_meteor_h
c88f5d72
MR
871 malloc_h
872 memalign
6ffa87d3 873 mkstemp
b4e806b2 874 pld
1f91cdce 875 posix_memalign
9cafbd6c 876 ppc64
a33cab3a
MK
877 round
878 roundf
c88f5d72
MR
879 sdl
880 sdl_video_size
b507ebd1 881 setmode
72be9e73 882 socklen_t
deb29777 883 soundcard_h
f8cda19e 884 poll_h
b58412f1 885 sys_mman_h
b091aa44 886 sys_resource_h
81644c2e 887 sys_select_h
deb29777 888 sys_soundcard_h
1b6e8b73 889 sys_videoio_h
e16e49ac 890 termios_h
b265431e 891 threads
7b04b8a0 892 truncf
6ff3f3e7 893 winsock2_h
304d586d 894 yasm
0cb78cef 895"
44161118 896
b6bb00b0
MR
897# options emitted with CONFIG_ prefix but not available on command line
898CONFIG_EXTRA="
899 fft_mmx
40b509b3 900 oldscaler
b6bb00b0
MR
901"
902
520cc7f1 903CMDLINE_SELECT="
3f5b56e5 904 $ARCH_EXT_LIST
520cc7f1 905 $CONFIG_LIST
8eee7025 906 $THREADS_LIST
db6107b6 907 cross_compile
520cc7f1
MR
908 debug
909 extra_warnings
8c6afa4d 910 logging
d2bbb2f7 911 optimizations
87a0fb62 912 stripping
520cc7f1 913"
426be5dc
DB
914
915PATHS_LIST='
d156bede 916 bindir
26759c44
MR
917 incdir
918 libdir
26759c44
MR
919 mandir
920 prefix
921 shlibdir
426be5dc
DB
922'
923
924CMDLINE_SET="
925 $PATHS_LIST
926 arch
927 build_suffix
928 cc
929 cpu
930 cross_prefix
ac63af34 931 extra_version
9da6609f
MR
932 host_cc
933 host_cflags
934 host_ldflags
935 host_libs
426be5dc 936 logfile
89641463 937 nm
26759c44 938 source_path
a7ada2ba 939 target_exec
26759c44 940 target_os
a7ada2ba 941 target_path
426be5dc 942"
520cc7f1 943
912f3148
DB
944# code dependency declarations
945
9eeed841 946# architecture extensions
79cb09b2 947altivec_deps="ppc"
3bf96eec 948amd3dnow_deps="mmx"
a2fc0f6a
MR
949armv5te_deps="arm"
950armv6_deps="arm"
ab5cb084 951armv6t2_deps="arm"
a2fc0f6a
MR
952armvfp_deps="arm"
953iwmmxt_deps="arm"
e241ba14 954mmi_deps="mips"
9eeed841 955mmx_deps="x86"
75aa95a6 956mmx2_deps="mmx"
a2fc0f6a 957neon_deps="arm"
799fde37 958ppc4xx_deps="ppc"
75aa95a6
DB
959sse_deps="mmx"
960ssse3_deps="sse"
bd9d34a0 961vis_deps="sparc"
9eeed841 962
b6bb00b0
MR
963# common features
964fft_suggest="fft_mmx"
965fft_mmx_deps="mmx yasm"
40b509b3 966oldscaler_deps="!swscale"
b6bb00b0 967
912f3148 968# decoders / encoders
47a158cb 969aac_decoder_select="fft mdct"
d8d12c15 970ac3_decoder_deps="gpl"
47a158cb
MR
971ac3_decoder_select="fft mdct"
972atrac3_decoder_select="fft mdct"
4f034993 973cavs_decoder_select="golomb"
47a158cb 974cook_decoder_select="fft mdct"
2eef7c62 975cscd_decoder_suggest="zlib"
47a158cb 976dca_decoder_select="fft mdct"
e8ed9b7a 977dnxhd_encoder_select="aandct"
2eef7c62 978dxa_decoder_select="zlib"
406ab5cc 979eac3_decoder_deps="gpl"
47a158cb 980eac3_decoder_select="fft mdct"
e8ed9b7a 981eatgq_decoder_select="aandct"
4f034993
MR
982ffv1_decoder_select="golomb"
983flac_decoder_select="golomb"
984flac_encoder_select="golomb"
2eef7c62
AJ
985flashsv_decoder_select="zlib"
986flashsv_encoder_select="zlib"
e8ed9b7a
DB
987flv_encoder_select="aandct"
988h261_encoder_select="aandct"
989h263_encoder_select="aandct"
990h263p_encoder_select="aandct"
4f034993 991h264_decoder_select="golomb"
369122dd 992h264_vdpau_decoder_deps="vdpau"
47a158cb 993imc_decoder_select="fft mdct"
4f034993
MR
994jpegls_decoder_select="golomb"
995jpegls_encoder_select="golomb"
e8ed9b7a 996ljpeg_encoder_select="aandct"
4f034993 997loco_decoder_select="golomb"
e8ed9b7a
DB
998mjpeg_encoder_select="aandct"
999mpeg1video_encoder_select="aandct"
1000mpeg2video_encoder_select="aandct"
1001mpeg4_encoder_select="aandct"
d37edddc 1002mpeg_vdpau_decoder_deps="vdpau"
2b324225 1003mpeg1_vdpau_decoder_deps="vdpau"
68178ca9 1004mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
1005msmpeg4v1_encoder_select="aandct"
1006msmpeg4v2_encoder_select="aandct"
1007msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1008nellymoser_decoder_select="fft mdct"
1009nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1010png_decoder_select="zlib"
1011png_encoder_select="zlib"
47a158cb 1012qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
1013rv10_encoder_select="aandct"
1014rv20_encoder_select="aandct"
4f034993
MR
1015shorten_decoder_select="golomb"
1016sonic_decoder_select="golomb"
1017sonic_encoder_select="golomb"
1018sonic_ls_encoder_select="golomb"
1019svq3_decoder_select="golomb"
bee2eac5 1020svq3_decoder_suggest="zlib"
2eef7c62
AJ
1021tiff_decoder_suggest="zlib"
1022tiff_encoder_suggest="zlib"
1023tscc_decoder_select="zlib"
c5b42f4a 1024vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1025vorbis_decoder_select="fft mdct"
1026vorbis_encoder_select="fft mdct"
1027wmav1_decoder_select="fft mdct"
1028wmav1_encoder_select="fft mdct"
1029wmav2_decoder_select="fft mdct"
1030wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1031wmv1_encoder_select="aandct"
1032wmv2_encoder_select="aandct"
c5b42f4a 1033wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1034zlib_decoder_select="zlib"
1035zlib_encoder_select="zlib"
1036zmbv_decoder_select="zlib"
1037zmbv_encoder_select="zlib"
30fd06be 1038
912f3148 1039# external libraries
f5a756ef
DB
1040libamr_nb_decoder_deps="libamr_nb"
1041libamr_nb_encoder_deps="libamr_nb"
1042libamr_wb_decoder_deps="libamr_wb"
1043libamr_wb_encoder_deps="libamr_wb"
1b71f045 1044libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1045libdirac_encoder_deps="libdirac"
c9171a83 1046libfaac_encoder_deps="libfaac"
69ddbd1d 1047libfaad_decoder_deps="libfaad"
4ec45764 1048libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1049libgsm_decoder_deps="libgsm"
1050libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1051libgsm_ms_decoder_deps="libgsm"
1052libgsm_ms_encoder_deps="libgsm"
1cc60c47 1053libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1054libschroedinger_decoder_deps="libschroedinger"
1055libschroedinger_encoder_deps="libschroedinger"
ae14f311 1056libspeex_decoder_deps="libspeex"
150d2772 1057libtheora_encoder_deps="libtheora"
b0caf888 1058libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1059libx264_encoder_deps="libx264"
1060libxvid_encoder_deps="libxvid"
13566c31 1061mpeg4aac_decoder_deps="libfaad"
272081b0 1062vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1063
912f3148 1064# demuxers / muxers
03a76ba9 1065ac3_demuxer_deps="ac3_parser"
50383e88 1066audio_beos_demuxer_deps="audio_beos"
4ec45764 1067audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1068audio_beos_muxer_deps="audio_beos"
4ec45764 1069audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1070avisynth_demuxer_deps="avisynth"
73483024 1071bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1072dirac_demuxer_deps="dirac_parser"
fe9bb347 1073dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1074libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1075libnut_demuxer_deps="libnut"
1076libnut_muxer_deps="libnut"
2eef7c62
AJ
1077matroska_demuxer_suggest="zlib bzlib"
1078mov_demuxer_suggest="zlib"
4bd8e17c 1079mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1080oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1081oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1082redir_demuxer_deps="network"
8eb793c4 1083rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1084rtsp_demuxer_deps="sdp_demuxer"
1085sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1086v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1087v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1088vfwcap_demuxer_deps="capCreateCaptureWindow"
1089vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1090x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1091x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1092
912f3148 1093# protocols
c08fb000
AB
1094http_protocol_deps="network"
1095rtp_protocol_deps="udp_protocol"
1096tcp_protocol_deps="network"
1097udp_protocol_deps="network"
1098
f7679c54 1099# filters
81124ba0 1100movie_filter_deps="avfilter_lavf"
f7679c54 1101
912f3148 1102# programs
fa859b4d 1103ffplay_deps="sdl"
6ad42348 1104ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1105ffserver_extralibs='$ldl'
1106vhook_extralibs='$ldl'
a2830dca 1107
912f3148 1108
de6d9b64 1109# default parameters
8a608357 1110
2ba042a7 1111logfile="config.err"
8a608357
MR
1112
1113# installation paths
c9d19248
MR
1114prefix_default="/usr/local"
1115bindir_default='${prefix}/bin'
1116incdir_default='${prefix}/include'
1117libdir_default='${prefix}/lib'
1118mandir_default='${prefix}/share/man'
1119shlibdir_default="$libdir_default"
8a608357
MR
1120
1121# toolchain
11e6d03a 1122ar="ar"
13c7df3d 1123cc_default="gcc"
9da6609f 1124host_cc_default="gcc"
11e6d03a 1125ln_s="ln -sf"
89641463 1126nm_default="nm"
11e6d03a 1127objformat="elf"
be7109c1 1128ranlib="ranlib"
0f3cb305 1129strip="strip"
11e6d03a 1130yasmexe="yasm"
8a608357
MR
1131
1132# machine
cc6a90dd 1133arch=`uname -m`
38d0a8aa 1134cpu="generic"
8a608357 1135
8a608357 1136# OS
4f854758 1137target_os=$(tolower $(uname -s))
8a608357 1138
8a608357 1139# configurable options
497237c7 1140enable debug
497237c7
RP
1141enable ffmpeg
1142enable ffplay
1143enable ffserver
1144enable ipv6
497237c7
RP
1145enable mpegaudio_hp
1146enable network
40b509b3 1147enable oldscaler
8400d6b8 1148enable optimizations
497237c7 1149enable protocols
530dc538 1150enable static
87a0fb62 1151enable stripping
8a608357
MR
1152vhook="default"
1153
8a608357 1154# build settings
11a9d3e8 1155add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1156SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1157VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1158FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1159LIBPREF="lib"
1160LIBSUF=".a"
c5f14466
RP
1161FULLNAME='$(NAME)$(BUILDSUF)'
1162LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1163SLIBPREF="lib"
1164SLIBSUF=".so"
c5f14466 1165SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1166SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1167SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1168LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1169
9da6609f
MR
1170host_cflags='-O3 -g -Wall'
1171host_libs='-lm'
1172
a7ada2ba
MR
1173target_path='.'
1174
0d7dca36
DB
1175# gcc stupidly only outputs the basename of targets with -MM, but we need the
1176# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1177DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1178
c597172e
MR
1179# find source path
1180source_path="`dirname \"$0\"`"
497237c7 1181enable source_path_used
c597172e
MR
1182if test -z "$source_path" -o "$source_path" = "." ; then
1183 source_path="`pwd`"
497237c7 1184 disable source_path_used
c597172e
MR
1185else
1186 source_path="`cd \"$source_path\"; pwd`"
1187 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1188 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1189fi
1190
c597172e
MR
1191FFMPEG_CONFIGURATION="$@"
1192
73ef8980
MR
1193find_things(){
1194 thing=$1
1195 pattern=$2
1196 file=$source_path/$3
932ccf39 1197 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1198}
1199
1200ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1201DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1202PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1203BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1204MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1205DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1206OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1207INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1208PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1209FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1210
7483e694
DB
1211enable $ARCH_EXT_LIST \
1212 $DECODER_LIST \
1213 $ENCODER_LIST \
1214 $PARSER_LIST \
1215 $BSF_LIST \
1216 $DEMUXER_LIST \
1217 $MUXER_LIST \
f7679c54 1218 $FILTER_LIST \
7483e694
DB
1219 $PROTOCOL_LIST \
1220 $INDEV_LIST \
1221 $OUTDEV_LIST \
c597172e
MR
1222
1223die_unknown(){
1224 echo "Unknown option \"$1\"."
1225 echo "See $0 --help for available options."
1226 exit 1
1227}
1228
794f8e97 1229show_list() {
bf0c4afa
RP
1230 suffix=_$1
1231 shift
1232 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1233 exit 0
1234}
1235
c597172e 1236for opt do
7483e694
DB
1237 optval="${opt#*=}"
1238 case "$opt" in
0f010b2f 1239 --extra-cflags=*) add_cflags $optval
7483e694 1240 ;;
0f010b2f 1241 --extra-ldflags=*) add_ldflags $optval
7483e694 1242 ;;
0f010b2f 1243 --extra-libs=*) add_extralibs $optval
7483e694 1244 ;;
8fb1cb58 1245 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1246 ;;
40bcf4c7
BL
1247 --enable-debug=*) debuglevel="$optval"
1248 ;;
7483e694
DB
1249 --enable-*=*|--disable-*=*)
1250 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1251 case "$thing" in
81124ba0 1252 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1253 *) die_unknown "$opt" ;;
1254 esac
1255 ;;
1256 --enable-?*|--disable-?*)
1257 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1258 if is_in $option $COMPONENT_LIST; then
1259 eval $action \$$(toupper ${option%s})_LIST
1260 elif is_in $option $CMDLINE_SELECT; then
1261 $action $option
1262 else
1263 die_unknown $opt
1264 fi
7483e694
DB
1265 ;;
1266 --list-*)
1267 NAME="${opt#--list-}"
1268 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1269 NAME=${NAME%s}
1270 eval show_list $NAME \$$(toupper $NAME)_LIST
1271 ;;
1272 --help|-h) show_help
1273 ;;
1274 *)
884a36a7 1275 optname="${opt%%=*}"
26759c44
MR
1276 optname="${optname#--}"
1277 optname=$(echo "$optname" | sed 's/-/_/g')
1278 is_in $optname $CMDLINE_SET || die_unknown $opt
1279 eval $optname='$optval'
7483e694
DB
1280 ;;
1281 esac
c597172e
MR
1282done
1283
bcea99bb
MR
1284disabled logging && logfile=/dev/null
1285
1286echo "# $0 $@" > $logfile
1287set >> $logfile
1288
9da6609f
MR
1289test -n "$cross_prefix" && enable cross_compile
1290
adb2b908 1291ar="${cross_prefix}${ar}"
11e6d03a 1292cc_default="${cross_prefix}${cc_default}"
20e0ed95 1293nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1294ranlib="${cross_prefix}${ranlib}"
1295strip="${cross_prefix}${strip}"
1296
89641463 1297set_default cc nm
9da6609f
MR
1298enabled cross_compile || host_cc_default=$cc
1299set_default host_cc
13c7df3d 1300
e4e69e0b 1301# set temporary file name
a49d42c2 1302: ${TMPDIR:=$TEMPDIR}
c51fafa1 1303: ${TMPDIR:=$TMP}
a49d42c2 1304: ${TMPDIR:=/tmp}
e4e69e0b 1305
a49d42c2
MR
1306TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1307TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1308TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1309TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1310TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1311TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1312
e9b9a2f8
MN
1313check_cflags -std=c99
1314
b24dbcbd
RP
1315case "$arch" in
1316 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1317 arch="x86"
1318 subarch="x86_32"
b24dbcbd
RP
1319 enable fast_unaligned
1320 ;;
1321 x86_64|amd64)
62045d48
DB
1322 arch="x86"
1323 subarch="x86_32"
34b37f86
DM
1324 enable cmov
1325 enable fast_cmov
b24dbcbd 1326 enable fast_unaligned
62045d48 1327 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1328 int test[sizeof(char*) - 7];
1329EOF
1330 ;;
b24dbcbd 1331 arm|armv[4567]*l)
a2fc0f6a 1332 arch="arm"
b24dbcbd
RP
1333 ;;
1334 alpha)
1335 arch="alpha"
1336 enable fast_64bit
c0a02a3e 1337 check_cflags -mieee
b24dbcbd
RP
1338 ;;
1339 "Power Macintosh"|ppc|powerpc)
79cb09b2 1340 arch="ppc"
aa8bc0f1 1341 enable fast_unaligned
b24dbcbd
RP
1342 ;;
1343 ppc64)
79cb09b2 1344 arch="ppc"
b24dbcbd 1345 enable fast_64bit
aa8bc0f1 1346 enable fast_unaligned
b24dbcbd 1347 ;;
de3a1240 1348 mips|mipsel|IP*)
b24dbcbd
RP
1349 arch="mips"
1350 ;;
de3a1240
DB
1351 mips64)
1352 arch="mips"
1353 enable fast_64bit
1354 ;;
b24dbcbd 1355 sun4u|sparc64)
62045d48
DB
1356 arch="sparc"
1357 subarch="sparc64"
b24dbcbd
RP
1358 enable fast_64bit
1359 ;;
1360 sparc)
1361 arch="sparc"
1362 ;;
61597a98 1363 sh4|sh)
b24dbcbd
RP
1364 arch="sh4"
1365 ;;
61597a98 1366 parisc|hppa)
b24dbcbd
RP
1367 arch="parisc"
1368 ;;
61597a98 1369 parisc64|hppa64)
b24dbcbd
RP
1370 arch="parisc"
1371 enable fast_64bit
1372 ;;
1373 s390|s390x)
1374 arch="s390"
1375 ;;
1376 m68k)
1377 arch="m68k"
1378 ;;
1379 ia64)
1380 arch="ia64"
1381 enable fast_64bit
1382 ;;
1383 bfin)
1384 arch="bfin"
1385 ;;
1386 *)
1387 arch="unknown"
1388 ;;
1389esac
1390
62045d48 1391enable $arch $subarch
b24dbcbd 1392
7483e694 1393# OS specific
4f854758 1394case $target_os in
7483e694 1395 beos|haiku|zeta)
c9d19248 1396 prefix_default="$HOME/config"
7483e694 1397 # helps building libavcodec
0f010b2f 1398 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1399 # 3 gcc releases known for BeOS, each with ugly bugs
1400 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1401 case "$gcc_version" in
1402 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1403 disable mmx
1404 ;;
1405 *20010315*) echo "BeBits gcc"
0f010b2f 1406 add_cflags -fno-expensive-optimizations
7483e694
DB
1407 ;;
1408 esac
7483e694
DB
1409 SHFLAGS=-nostart
1410 # enable BeOS things
1411 enable audio_beos
1412 # no need for libm, but the inet stuff
1413 # Check for BONE
1414 # XXX: actually should check for NOT net_server
78fe7631 1415 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1416 network_extralibs="-lbind -lsocket"
1417 else
1418 enable beos_netserver
1419 network_extralibs="-lnet"
1420 fi ;;
1421 sunos)
1422 FFSERVERLDFLAGS=""
9987769a 1423 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1424 network_extralibs="-lsocket -lnsl"
e193c74e 1425 add_cflags -D__EXTENSIONS__
7483e694
DB
1426 ;;
1427 netbsd)
1428 oss_demuxer_extralibs="-lossaudio"
1429 oss_muxer_extralibs="-lossaudio"
1430 ;;
1431 openbsd)
1432 disable need_memalign
1433 LIBOBJFLAGS='$(PIC)'
7483e694 1434 SHFLAGS='-shared'
7483e694
DB
1435 oss_demuxer_extralibs="-lossaudio"
1436 oss_muxer_extralibs="-lossaudio"
1437 ;;
1438 freebsd)
1439 disable need_memalign
1440 ;;
1441 bsd/os)
1442 osextralibs="-lpoll -lgnugetopt"
1443 strip="strip -d"
1444 ;;
1445 darwin)
1446 disable need_memalign
0138c54e 1447 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1448 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1449 strip="strip -x"
1450 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1451 SLIBSUF=".dylib"
1452 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1453 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1454 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1455 objformat="macho"
1b0f6fb8 1456 enabled x86_64 && objformat="macho64"
7483e694
DB
1457 ;;
1458 mingw32*)
4f854758 1459 target_os=mingw32
dcc01c06 1460 LIBTARGET=i386
1fc9fb8a 1461 if enabled x86_64; then
dcc01c06
RP
1462 disable need_memalign
1463 LIBTARGET=x64
1464 fi
fbd971a4 1465 shlibdir_default="$bindir_default"
7483e694
DB
1466 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1467 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1468 if enabled swscale; then
7483e694
DB
1469 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1470 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1471 fi
1472 disable ffserver
1473 SLIBPREF=""
1474 SLIBSUF=".dll"
1475 EXESUF=".exe"
1476 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1477 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1478 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1479 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1480 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1481 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1482 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1483 objformat="win32"
bc574408 1484 enable dos_paths
a85de417
SS
1485 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1486 die "ERROR: MinGW runtime version must be >= 3.15."
1487 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1488 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1489 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1490 ;;
1491 cygwin*)
4f854758 1492 target_os=cygwin
fbd971a4 1493 shlibdir_default="$bindir_default"
7483e694
DB
1494 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1495 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1496 if enabled swscale; then
7483e694
DB
1497 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1498 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1499 fi
1500 EXESUF=".exe"
1501 SLIBPREF="cyg"
1502 SLIBSUF=".dll"
1503 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1504 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1505 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1506 objformat="win32"
bc574408 1507 enable dos_paths
7483e694 1508 ;;
4f365f37 1509 *-dos|freedos|opendos)
4f365f37
MK
1510 disable ffplay ffserver vhook
1511 disable $INDEV_LIST $OUTDEV_LIST
1512 network_extralibs="-lsocket"
1513 EXESUF=".exe"
ff1c015d 1514 objformat="coff"
bc574408 1515 enable dos_paths
4f365f37 1516 ;;
7483e694 1517 linux)
7483e694
DB
1518 enable dv1394
1519 ;;
1520 irix*)
4f854758 1521 target_os=irix
7483e694
DB
1522 ranlib="echo ignoring ranlib"
1523 ;;
d22e8442 1524 os/2*)
d22e8442
DY
1525 strip="lxlite"
1526 ln_s="cp -f"
d22e8442
DY
1527 EXESUF=".exe"
1528 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1529 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1530 FFSERVERLDFLAGS=""
287d3b13 1531 LIBSUF="_s.a"
d22e8442
DY
1532 SLIBPREF=""
1533 SLIBSUF=".dll"
1534 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1535 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1536 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1537 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1538 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1539 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1540 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1541 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1542 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1543 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1544 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1545 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1546 disable vhook
bc574408 1547 enable dos_paths
d22e8442 1548 ;;
269820f1
PR
1549 interix)
1550 disable vhook
1551 ;;
d22e8442 1552
7483e694 1553 *)
4f854758 1554 target_os="${target_os}-UNKNOWN"
7483e694
DB
1555 ;;
1556esac
1557
c9d19248
MR
1558set_default $PATHS_LIST
1559
c597172e 1560add_extralibs $osextralibs
de6d9b64 1561
28d8e661
DB
1562# Combine FFLDFLAGS and the LDFLAGS environment variable.
1563LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1564
320d060a 1565# we need to build at least one lib type
93b3c083 1566if ! enabled_any static shared; then
320d060a
DB
1567 cat <<EOF
1568At least one library type must be built.
1569Specify --enable-static to build the static libraries or --enable-shared to
1570build the shared libraries as well. To only build the shared libraries specify
1571--disable-static in addition to --enable-shared.
1572EOF
1573 exit 1;
1574fi
1575
abc4e572 1576disabled static && LIBNAME=""
2a320695 1577
a2234ceb
RP
1578if enabled_any libfaad libfaadbin ; then
1579 if check_header faad.h; then
295b8c70 1580 check_cc <<EOF
a2234ceb
RP
1581#include <faad.h>
1582#ifndef FAAD2_VERSION
1583ok faad1
1584#endif
db817cf3 1585int main(void) { return 0; }
a2234ceb
RP
1586EOF
1587 test $? = 0 && enable libfaad2
1588 else
ff3dac65 1589 die "FAAD test failed."
a2234ceb
RP
1590 fi
1591fi
1592
1593
93b3c083 1594if ! enabled gpl; then
54118497
RP
1595 die_gpl_disabled(){
1596 name=$1
1597 shift
1598 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1599 }
4a24ab64 1600 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1601 die_gpl_disabled "libx264" libx264
1602 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1603 die_gpl_disabled "FAAD2" libfaad2
1604 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1605 die_gpl_disabled "The software scaler" swscale
ebb810d9 1606fi
b2e3c528 1607
3fe142e2
DB
1608if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1609 die "libamr is nonfree and --enable-nonfree is not specified."
1610fi
1611
9eeed841 1612check_deps $ARCH_EXT_LIST
0f3cb305 1613
5d323602
MR
1614test -z "$need_memalign" && need_memalign="$mmx"
1615
cf9d24ad 1616#Darwin CC versions
4f854758 1617if test $target_os = darwin; then
3dddba4b 1618 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1619 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1620 else
0f010b2f
DB
1621 add_cflags -pipe
1622 check_cflags -force_cpusubtype_ALL
1623 check_cflags -Wno-sign-compare
f946a9a4 1624 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1625 fi
2a1a6b64
MN
1626fi
1627
40617a6d 1628disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1629
a4adb608 1630# Add processor-specific flags
38d0a8aa 1631if test $cpu != "generic"; then
bc8ec47b
MR
1632 warn_altivec(){
1633 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1634 }
38d0a8aa 1635 case $cpu in
bb270c08 1636 601|ppc601|PowerPC601)
0f010b2f 1637 add_cflags -mcpu=601
bc8ec47b 1638 warn_altivec enabled PPC601
bb270c08
DB
1639 ;;
1640 603*|ppc603*|PowerPC603*)
0f010b2f 1641 add_cflags -mcpu=603
bc8ec47b 1642 warn_altivec enabled PPC603
bb270c08
DB
1643 ;;
1644 604*|ppc604*|PowerPC604*)
0f010b2f 1645 add_cflags -mcpu=604
bc8ec47b 1646 warn_altivec enabled PPC604
bb270c08
DB
1647 ;;
1648 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1649 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1650 warn_altivec enabled PPC75x
bb270c08
DB
1651 ;;
1652 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1653 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1654 warn_altivec disabled PPC745x
bb270c08
DB
1655 ;;
1656 74*|ppc74*|PowerPC74*)
0f010b2f 1657 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1658 warn_altivec disabled PPC74xx
bb270c08
DB
1659 ;;
1660 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1661 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1662 warn_altivec disabled PPC970
9cafbd6c 1663 enable ppc64
bb270c08 1664 ;;
e07e357d 1665 Cell|CELL|cell)
0f010b2f 1666 add_cflags -mcpu=cell
e07e357d 1667 warn_altivec disabled Cell
9cafbd6c 1668 enable ppc64
e07e357d 1669 ;;
e7768fc5
GP
1670 # targets that do NOT support conditional mov (cmov)
1671 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1672 add_cflags -march=$cpu
497237c7 1673 disable cmov
e7768fc5
GP
1674 ;;
1675 # targets that do support conditional mov (cmov)
416519dd 1676 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1677 add_cflags -march=$cpu
497237c7
RP
1678 enable cmov
1679 enable fast_cmov
94e4c3a3
GP
1680 ;;
1681 # targets that do support conditional mov but on which it's slow
800a5a19 1682 pentium4|pentium4m|prescott|nocona)
0f010b2f 1683 add_cflags -march=$cpu
497237c7
RP
1684 enable cmov
1685 disable fast_cmov
bb270c08 1686 ;;
d7b34d08 1687 sparc64)
0f010b2f 1688 add_cflags -mcpu=v9
d7b34d08 1689 ;;
f2e49553 1690 arm11*|cortex*)
0f010b2f 1691 add_cflags -mcpu=$cpu
f2e49553
MR
1692 enable fast_unaligned
1693 ;;
0223bd6f 1694 armv*)
0f010b2f 1695 add_cflags -march=$cpu
0223bd6f 1696 ;;
f2e49553 1697 arm*)
0f010b2f 1698 add_cflags -mcpu=$cpu
6b19786b 1699 ;;
1cd11856
MR
1700 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1701 add_cflags -mcpu=$cpu
1702 ;;
bb270c08 1703 *)
7483e694 1704 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1705 ;;
a4adb608
MN
1706 esac
1707fi
1708
be0d52ab 1709# make sure we can execute files in $TMPDIR
2270b4b2 1710cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1711#! /bin/sh
1712EOF
2270b4b2
DB
1713chmod +x $TMPSH >> $logfile 2>&1
1714if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1715 cat <<EOF
a49d42c2
MR
1716Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1717variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1718EOF
1719 die "Sanity test failed."
1720fi
edd08265 1721rm $TMPSH
be0d52ab 1722
1a268acc
MR
1723# compiler sanity check
1724check_exec <<EOF
c23a0ac8 1725int main(void){ return 0; }
1a268acc
MR
1726EOF
1727if test "$?" != 0; then
1728 echo "$cc is unable to create an executable file."
93b3c083 1729 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1730 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1731 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1732 fi
1733 die "C compiler test failed."
1734fi
1735
b4d96ba2
MR
1736check_cc <<EOF || die "Symbol mangling check failed."
1737int ff_extern;
1738EOF
2f05d9c1 1739sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1740extern_prefix=${sym%%ff_extern*}
1741
61d251db
MR
1742check_asm inline_asm '""'
1743
9eeed841 1744if enabled x86; then
44965991
PI
1745 # check whether EBP is available on x86
1746 # As 'i' is stored on the stack, this program will crash
1747 # if the base pointer is used to access it because the
1748 # base pointer is cleared in the inline assembly code.
7dfef245 1749 check_exec_crash <<EOF && enable ebp_available
44965991 1750 volatile int i=0;
be449fca 1751 __asm__ volatile (
44965991
PI
1752 "xorl %%ebp, %%ebp"
1753 ::: "%ebp");
1754 return i;
44965991
PI
1755EOF
1756
1757 # check wether EBX is available on x86
940f335a 1758 check_asm ebx_available '"":::"%ebx"'
8e380710 1759
d7f0920b 1760 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1761 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1762 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1763
1764 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1765
d52481b9 1766 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1767 enabled x86_64 && append YASMFLAGS "-m amd64"
1768 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1769 case "$objformat" in
1770 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1771 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1772 *) append YASMFLAGS "-DPREFIX" ;;
1773 esac
1774 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1775fi
1776
87ea51e0
LB
1777# check for assembler specific support
1778
5b6c2cbd 1779enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1780enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1781
57bd82d4
MR
1782# check for SIMD availability
1783
115329f1 1784# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1785if enabled altivec; then
3ed1a2ee
DB
1786 check_cflags -maltivec -mabi=altivec &&
1787 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1788 check_cflags -faltivec
b6e52719 1789
0182fee8 1790 # check if our compiler supports Motorola AltiVec C API
497237c7 1791 check_cc <<EOF || disable altivec
dcd479c0 1792$inc_altivec_h
a9a07762
MN
1793int main(void) {
1794 vector signed int v1, v2, v3;
1795 v1 = vec_add(v2,v3);
1796 return 0;
1797}
1798EOF
b006b26c
DB
1799
1800 # check if our compiler supports braces for vector declarations
80a61f08 1801 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1802$inc_altivec_h
80a61f08 1803int main (void) { (vector int) {1}; return 0; }
b006b26c 1804EOF
a9a07762 1805fi
ab6c65f6 1806
b4e806b2 1807# We have to check if pld is a nop and disable it.
a2fc0f6a 1808enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1809enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1810enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1811enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1812enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1813enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1814enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1815enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1816enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1817
0f010b2f 1818enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1819
57bd82d4
MR
1820# ---
1821# big/little-endian test
9eebe687
MR
1822check_cc <<EOF || die "endian test failed"
1823unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1824EOF
d04d9e16 1825od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1826
a3999908 1827# ---
3d204385
NK
1828# check availability of some header files
1829
a98bb16d
RP
1830if check_func dlopen; then
1831 ldl=
1832elif check_func dlopen -ldl; then
1833 ldl=-ldl
8bf5d58f
MN
1834fi
1835
7483e694
DB
1836check_func fork
1837check_func gethrtime
1838check_func getrusage
094c09bb 1839check_func inet_aton $network_extralibs
7483e694
DB
1840check_func memalign
1841check_func mkstemp
1f91cdce 1842check_func posix_memalign
b507ebd1 1843check_func_headers io.h setmode
2446d3d6 1844check_func_headers windows.h GetProcessTimes
6ffa87d3 1845
e16e49ac 1846check_header conio.h
a98bb16d
RP
1847check_header dlfcn.h
1848check_header malloc.h
bf6ce82d 1849check_header poll.h
b58412f1 1850check_header sys/mman.h
b091aa44 1851check_header sys/resource.h
bf6ce82d 1852check_header sys/select.h
a98bb16d 1853check_header termios.h
272081b0
CEH
1854check_header vdpau/vdpau.h
1855check_header vdpau/vdpau_x11.h
68178ca9 1856check_header X11/extensions/XvMClib.h
a98bb16d 1857
1f91cdce
RP
1858if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1859 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1860fi
e16e49ac 1861
a4fa192c 1862disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1863disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1864
1865# check for some common methods of building with pthread support
1866# do this before the optional library checks as some of them require pthreads
1867if enabled pthreads; then
9e7fd101
MR
1868 if check_func pthread_create; then
1869 :
1870 elif check_func pthread_create -pthread; then
1871 add_cflags -pthread
afc9aee2 1872 add_extralibs -pthread
9e7fd101
MR
1873 elif check_func pthread_create -pthreads; then
1874 add_cflags -pthreads
afc9aee2 1875 add_extralibs -pthreads
8d94f606
GT
1876 elif check_func pthread_create -lpthreadGC2; then
1877 add_extralibs -lpthreadGC2
9e7fd101
MR
1878 elif ! check_lib pthread.h pthread_create -lpthread; then
1879 die "ERROR: can't find pthreads library"
1880 fi
57bd82d4
MR
1881fi
1882
8eee7025 1883for thread in $THREADS_LIST; do
e5f94c2b 1884 if enabled $thread; then
3ae3b721
RP
1885 test -n "$thread_type" &&
1886 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1887 thread_type="$thread"
e5f94c2b
RP
1888 fi
1889done
1890
fdf88598
MR
1891check_lib math.h sin -lm
1892
a33cab3a 1893# test for C99 functions in math.h
7b04b8a0 1894for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1895 check_exec <<EOF && enable $func || disable $func
f32adb22 1896#include <math.h>
a33cab3a 1897int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1898EOF
a33cab3a 1899done
f32adb22 1900
57bd82d4 1901# these are off by default, so fail if requested and not available
79fda097 1902enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1903enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1904enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1905enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1906 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1907 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1908enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1909enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1910enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1911enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1912enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1913enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1914 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1915enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1916enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1917enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1918enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1919 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1920 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1921enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1922enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1923
0b4a1821
AS
1924# libdc1394 check
1925if enabled libdc1394; then
1926 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1927 enable libdc1394_2; } ||
1928 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1929 enable libdc1394_1; } ||
1930 die "ERROR: No version of libdc1394 found "
1931fi
1932
1933
c13e1abd
FH
1934_restrict=
1935for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1936 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1937void foo(char * $restrict_keyword p);
1938EOF
c13e1abd
FH
1939done
1940
703afd07 1941test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1942
4f854758 1943if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1944 disable vhook
fbb9d104 1945 echo
b0268cc0 1946 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1947 echo "Patches welcome."
1948 echo
1949fi
1950
8d923001
MR
1951if enabled vhook; then
1952 check_ldflags -rdynamic
1953 check_ldflags -export-dynamic
1954fi
bfd2edeb 1955
eea50282
MR
1956check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1957check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1958
a86b921c 1959##########################################
29799f8b 1960# SDL check
a86b921c 1961
497237c7
RP
1962disable sdl_too_old
1963disable sdl
6a1a892f 1964SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1965if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1966 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1967 temp_cflags $sdl_cflags
dcd479c0 1968 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1969 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1970 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1971 if test "$_sdlversion" -lt 121 ; then
497237c7 1972 enable sdl_too_old
dcd479c0 1973 else
497237c7 1974 enable sdl
225e21ef 1975 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1976#include <SDL.h>
d6773f56 1977int main(int argc, char **argv){
29f3b38a
MR
1978 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1979 int w = vi->current_w;
1980 return 0;
1981}
1982EOF
dcd479c0
MR
1983 fi
1984 fi
29f3b38a 1985 restore_flags
c3f6b472 1986fi
57bd82d4 1987
2270b4b2 1988texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1989
7a91333f 1990##########################################
73b46a95
RP
1991# Network check
1992
1993if enabled network; then
96000432 1994 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1995 # Prefer arpa/inet.h over winsock2
1996 if check_header arpa/inet.h ; then
1997 check_func closesocket
1998 elif check_header winsock2.h ; then
ea10ddde 1999 network_extralibs="-lws2_32"
72be9e73 2000 check_type ws2tcpip.h socklen_t
2446d3d6 2001 check_func_headers winsock2.h closesocket
73b46a95
RP
2002 fi
2003fi
2004
2005##########################################
29799f8b 2006# IPv6 check
7a91333f 2007
497237c7 2008enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2009#include <sys/types.h>
2010#include <sys/socket.h>
2011#include <netinet/in.h>
2012#include <netdb.h>
db817cf3 2013int main(void) {
7483e694
DB
2014 struct sockaddr_storage saddr;
2015 struct ipv6_mreq mreq6;
2016 getaddrinfo(0,0,0,0);
2017 getnameinfo(0,0,0,0,0,0,0);
2018 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2019}
2020EOF
2021
06e31011
RP
2022check_header linux/videodev.h
2023check_header linux/videodev2.h
1b6e8b73 2024check_header sys/videoio.h
47f38850 2025
2446d3d6 2026check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2027
f8aa696f 2028# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2029{ check_header dev/bktr/ioctl_meteor.h &&
2030 check_header dev/bktr/ioctl_bt848.h; } ||
2031{ check_header machine/ioctl_meteor.h &&
2032 check_header machine/ioctl_bt848.h; } ||
2033{ check_header dev/video/meteor/ioctl_meteor.h &&
2034 check_header dev/video/bktr/ioctl_bt848.h; } ||
2035check_header dev/ic/bt8xx.h
f8aa696f 2036
c7682de0
RP
2037check_header sys/soundcard.h
2038check_header soundcard.h
deb29777 2039
7483e694 2040# deal with the X11 frame grabber
56a059ac 2041enabled x11grab &&
f58f4ce1
GP
2042check_header X11/Xlib.h &&
2043check_header X11/extensions/XShm.h &&
2044check_func XOpenDisplay -lX11 &&
06eab4ba 2045check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2046
40bcf4c7 2047enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2048
2049# add some useful compiler flags if supported
2050check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2051check_cflags -Wall
2052check_cflags -Wno-switch
c07bd6a9
MN
2053check_cflags -Wdisabled-optimization
2054check_cflags -Wpointer-arith
2055check_cflags -Wredundant-decls
cc1fb623 2056check_cflags -Wno-pointer-sign
f4929996 2057check_cflags -Wcast-qual
9aceb3cf 2058check_cflags -Wwrite-strings
652a5bf6 2059check_cflags -Wtype-limits
764551c6 2060check_cflags -Wundef
5af4e0cc 2061enabled extra_warnings && check_cflags -Winline
cf9d24ad 2062
57bd82d4 2063# add some linker flags
5c0e9479 2064check_ldflags -Wl,--warn-common
8351d2ba
DB
2065check_ldflags -Wl,--as-needed
2066check_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 2067check_ldflags -Wl,-Bsymbolic
94a3401e 2068
bd2216e4
MR
2069if enabled small; then
2070 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2071 optimizations="small"
2072elif enabled optimizations; then
3dddba4b 2073 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2074 add_cflags -O5
2075 add_ldflags -O5
cf9d24ad 2076 else
0f010b2f 2077 add_cflags -O3
cf9d24ad 2078 fi
cddf3f45 2079fi
11fdbc44 2080check_cflags -fno-math-errno
b2eb2ff0 2081check_cflags -fno-signed-zeros
cddf3f45 2082
504a64b9 2083# add some flags for Intel C Compiler
0c45cd07 2084if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2085 # Just warnings, no remarks
2086 check_cflags -w1
2087 # -wd: Disable following warnings
2088 # 144, 167, 556: -Wno-pointer-sign
2089 # 10006: ignoring unknown option -fno-signed-zeros
2090 # 10156: ignoring option '-W'; no argument required
2091 check_cflags -wd144,167,556,10006,10156
2092 # 11030: Warning unknown option --as-needed
2093 # 10156: ignoring option '-export'; no argument required
2094 check_ldflags -wd10156,11030
907eb3b5
CEH
2095 # Allow to compile with optimizations
2096 check_ldflags -march=$cpu
504a64b9
CEH
2097fi
2098
80581e98 2099# PIC flags for shared library objects where they are needed
5af4e0cc 2100if enabled shared; then
569cb218
MR
2101 # LIBOBJFLAGS may have already been set in the OS configuration
2102 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2103 case "${subarch-$arch}" in
b6bd7268 2104 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2105 esac
2106 fi
80581e98
MN
2107fi
2108
90be59ef 2109if enabled gprof; then
0f010b2f
DB
2110 add_cflags -p
2111 add_ldflags -p
1db54e20
DB
2112fi
2113
3b26ee47 2114VHOOKCFLAGS="-fPIC"
18451f7d 2115
7f3c02fc 2116# Find out if the .align argument is a power of two or not.
9377b6ce 2117check_asm asmalign_pot '".align 3"'
4454dc1b 2118
7483e694
DB
2119enabled_any $DECODER_LIST && enable decoders
2120enabled_any $ENCODER_LIST && enable encoders
2121enabled_any $BSF_LIST && enable bsfs
2122enabled_any $DEMUXER_LIST && enable demuxers
2123enabled_any $MUXER_LIST && enable muxers
f7679c54 2124enabled_any $FILTER_LIST && enable filters
7483e694
DB
2125enabled_any $INDEV_LIST && enable demuxers
2126enabled_any $OUTDEV_LIST && enable muxers
2127enabled_any $PROTOCOL_LIST && enable protocols
2128
2129enabled_any $THREADS_LIST && enable threads
2130
2131check_deps $CONFIG_LIST \
b6bb00b0 2132 $CONFIG_EXTRA \
7483e694
DB
2133 $HAVE_LIST \
2134 $DECODER_LIST \
2135 $ENCODER_LIST \
2136 $PARSER_LIST \
2137 $BSF_LIST \
2138 $DEMUXER_LIST \
2139 $MUXER_LIST \
f7679c54 2140 $FILTER_LIST \
7483e694
DB
2141 $INDEV_LIST \
2142 $OUTDEV_LIST \
2143 $PROTOCOL_LIST \
f70f03f6 2144
3e89171a 2145echo "install prefix $prefix"
f36958f8
DB
2146echo "source path $source_path"
2147echo "C compiler $cc"
bfd5afd8 2148echo ".align is power-of-two $asmalign_pot"
f36958f8 2149echo "ARCH $arch ($cpu)"
ce8871c2
MR
2150if test "$build_suffix" != ""; then
2151 echo "build suffix $build_suffix"
eb94aca9 2152fi
ac63af34
DB
2153if test "$extra_version" != ""; then
2154 echo "version string suffix $extra_version"
2155fi
0db2ce77 2156echo "big-endian ${bigendian-no}"
5b6c2cbd 2157if enabled x86; then
af44e8e4 2158 echo "yasm ${yasm-no}"
0db2ce77 2159 echo "MMX enabled ${mmx-no}"
30e98e62 2160 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2161 echo "3DNow! enabled ${amd3dnow-no}"
1bb04d5a 2162 echo "SSE enabled ${sse-no}"
30e98e62 2163 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2164 echo "CMOV enabled ${cmov-no}"
2165 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2166 echo "EBX available ${ebx_available-no}"
2167 echo "EBP available ${ebp_available-no}"
e41e8342 2168fi
5b6c2cbd 2169if enabled arm; then
0db2ce77
MR
2170 echo "ARMv5TE enabled ${armv5te-no}"
2171 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2172 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2173 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2174 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2175 echo "NEON enabled ${neon-no}"
eba9ae3c 2176fi
5b6c2cbd 2177if enabled mips; then
0db2ce77 2178 echo "MMI enabled ${mmi-no}"
e41e8342 2179fi
5b6c2cbd 2180if enabled ppc; then
0db2ce77 2181 echo "AltiVec enabled ${altivec-no}"
30e98e62 2182 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2183 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2184 echo "performance report ${powerpc_perf-no}"
2185fi
2186if enabled sparc; then
2187 echo "VIS enabled ${vis-no}"
e41e8342 2188fi
0db2ce77
MR
2189echo "gprof enabled ${gprof-no}"
2190echo "debug symbols ${debug-no}"
87a0fb62 2191echo "strip symbols ${stripping-no}"
8400d6b8 2192echo "optimizations ${optimizations-no}"
0db2ce77
MR
2193echo "static ${static-no}"
2194echo "shared ${shared-no}"
4a24ab64 2195echo "postprocessing support ${postproc-no}"
13ca50f3 2196echo "software scaler enabled ${swscale-no}"
f7679c54 2197echo "new filter support ${avfilter-no}"
81124ba0 2198echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2199echo "video hooking ${vhook-no}"
90be59ef 2200if enabled vhook; then
0db2ce77
MR
2201 echo "Imlib2 support ${imlib2-no}"
2202 echo "FreeType support ${freetype2-no}"
68892110 2203fi
0db2ce77 2204echo "network support ${network-no}"
90be59ef 2205if enabled network; then
0db2ce77 2206 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2207fi
0db2ce77
MR
2208echo "threading support ${thread_type-no}"
2209echo "SDL support ${sdl-no}"
90be59ef 2210if enabled sdl_too_old; then
bfd5afd8
DB
2211 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2212fi
0db2ce77
MR
2213echo "Sun medialib support ${mlib-no}"
2214echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2215echo "libamr-nb support ${libamr_nb-no}"
2216echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2217echo "libdc1394 support ${libdc1394-no}"
690bfceb 2218echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2219echo "libfaac enabled ${libfaac-no}"
2220echo "libfaad enabled ${libfaad-no}"
7e0871a7 2221echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2222echo "libgsm enabled ${libgsm-no}"
2223echo "libmp3lame enabled ${libmp3lame-no}"
2224echo "libnut enabled ${libnut-no}"
f7cd9eed 2225echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2226echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2227echo "libtheora enabled ${libtheora-no}"
2228echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2229echo "libx264 enabled ${libx264-no}"
2230echo "libxvid enabled ${libxvid-no}"
272081b0 2231echo "vdpau enabled ${vdpau-no}"
0db2ce77 2232echo "zlib enabled ${zlib-no}"
f402916e 2233echo "bzlib enabled ${bzlib-no}"
2c62e737 2234echo
de6d9b64 2235
f7679c54 2236for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2237 echo "Enabled ${type}s:"
f65c9da1 2238 eval list=\$$(toupper $type)_LIST
8138b9db 2239 for part in $list; do
f65c9da1
MR
2240 enabled $part && echo ${part%_*}
2241 done | sort | pr -3 -t
2242 echo
8138b9db
RP
2243done
2244
ba321adb
JK
2245license="LGPL"
2246if enabled nonfree; then
2247 license="unredistributable"
2248elif enabled gpl; then
2249 license="GPL"
2250fi
2251
2252echo "License: $license"
ca5323af 2253
cf1392e9
DB
2254echo "Creating config.mak and config.h..."
2255
29799f8b
DB
2256echo "# Automatically generated by configure - do not modify!" > config.mak
2257echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2258echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2259echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2260echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2261
d921f03f 2262echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2263echo "prefix=$prefix" >> config.mak
22a324da
DB
2264echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2265echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2266echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2267echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2268echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2269echo "CC=$cc" >> config.mak
304d586d 2270echo "YASM=$yasmexe" >> config.mak
980fc7b8 2271echo "AR=$ar" >> config.mak
be7109c1 2272echo "RANLIB=$ranlib" >> config.mak
20369773 2273echo "LN_S=$ln_s" >> config.mak
87a0fb62 2274enabled stripping &&
3ae3b721 2275 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2276 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2277
a9b3f630 2278echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2279echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2280echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2281echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2282echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2283echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2284echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2285echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2286echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2287echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2288echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2289echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2290echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2291echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2292echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2293echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2294echo "SLIBSUF=$SLIBSUF" >> config.mak
2295echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2296echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2297echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2298echo "HOSTCC=$host_cc" >> config.mak
2299echo "HOSTCFLAGS=$host_cflags" >> config.mak
2300echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2301echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2302echo "TARGET_EXEC=$target_exec" >> config.mak
2303echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2304
90be59ef 2305if enabled bigendian; then
7483e694
DB
2306 echo "WORDS_BIGENDIAN=yes" >> config.mak
2307 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2308fi
44161118 2309
90be59ef 2310if enabled sdl; then
7483e694
DB
2311 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2312 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2313fi
90be59ef 2314if enabled texi2html; then
7483e694 2315 echo "BUILD_DOC=yes" >> config.mak
146ea952 2316fi
5a872801 2317
719c8e00
MR
2318get_version(){
2319 name=$1
2320 file=$source_path/$2
147e7692
MR
2321 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2322 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2323 lcname=$(tolower $name)
2324 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2325 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2326}
2327
147e7692
MR
2328get_version LIBSWSCALE libswscale/swscale.h
2329get_version LIBPOSTPROC libpostproc/postprocess.h
2330get_version LIBAVCODEC libavcodec/avcodec.h
2331get_version LIBAVDEVICE libavdevice/avdevice.h
2332get_version LIBAVFORMAT libavformat/avformat.h
2333get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2334get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2335
5af4e0cc 2336if enabled shared; then
7483e694
DB
2337 echo "BUILD_SHARED=yes" >> config.mak
2338 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2339 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2340 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2341 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2342 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2343 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2344 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2345 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2346 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2347fi
d7e27559 2348echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2349echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2350
7b5e8a27
DB
2351echo "ARCH=$arch" >> config.mak
2352
3d907e22
MR
2353print_config ARCH_ $TMPH config.mak $ARCH_LIST
2354print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2355print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2356 $CONFIG_EXTRA \
7483e694
DB
2357 $DECODER_LIST \
2358 $ENCODER_LIST \
2359 $PARSER_LIST \
2360 $BSF_LIST \
2361 $DEMUXER_LIST \
2362 $MUXER_LIST \
f7679c54 2363 $FILTER_LIST \
7483e694
DB
2364 $PROTOCOL_LIST \
2365 $INDEV_LIST \
2366 $OUTDEV_LIST \
8ac17293 2367
c13e1abd
FH
2368echo "#define restrict $_restrict" >> $TMPH
2369
bd2216e4 2370if enabled small; then
7483e694 2371 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2372fi
2373
997baf01
MR
2374echo "SRC_PATH=\"$source_path\"" >> config.mak
2375echo "SRC_PATH_BARE=$source_path" >> config.mak
2376echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2377
8156056e 2378# Apparently it's not possible to portably echo a backslash.
3ae3b721 2379enabled asmalign_pot &&
7483e694 2380 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2381 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2382
b4d96ba2 2383echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2384
9c05103f
DB
2385echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2386
b7860763 2387# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2388cmp -s $TMPH config.h &&
2389 echo "config.h is unchanged" ||
2390 mv -f $TMPH config.h
3d204385 2391
cea0ac52 2392rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2393
165af439 2394# build tree in object directory if source path is different from current one
90be59ef 2395if enabled source_path_used; then
165af439 2396 DIRS="\
7483e694
DB
2397 doc \
2398 libavcodec \
2399 libavcodec/alpha \
a2fc0f6a 2400 libavcodec/arm \
7483e694 2401 libavcodec/bfin \
7483e694
DB
2402 libavcodec/mlib \
2403 libavcodec/ppc \
2404 libavcodec/sh4 \
2405 libavcodec/sparc \
a6493a8f 2406 libavcodec/x86 \
52a9cf34 2407 libavdevice \
f7679c54 2408 libavfilter \
7483e694
DB
2409 libavformat \
2410 libavutil \
2411 libpostproc \
2412 libswscale \
2413 tests \
2414 tools \
2415 vhook \
2416 "
165af439 2417 FILES="\
7483e694
DB
2418 Makefile \
2419 common.mak \
71c61f62 2420 subdir.mak \
7483e694
DB
2421 doc/texi2pod.pl \
2422 libavcodec/Makefile \
52a9cf34 2423 libavdevice/Makefile \
f7679c54 2424 libavfilter/Makefile \
7483e694
DB
2425 libavformat/Makefile \
2426 libavutil/Makefile \
2427 libpostproc/Makefile \
2428 libswscale/Makefile \
2429 "
165af439 2430 for dir in $DIRS ; do
7483e694 2431 mkdir -p $dir
165af439
MR
2432 done
2433 for f in $FILES ; do
20369773 2434 $ln_s "$source_path/$f" $f
165af439
MR
2435 done
2436fi
def4272a 2437
def4272a 2438
d0674868 2439# build pkg-config files
def4272a 2440
d0674868
DB
2441pkgconfig_generate(){
2442name=$1
b0dfd108 2443shortname=${name#lib}${build_suffix}
d0674868
DB
2444comment=$2
2445version=$3
2446libs=$4
2447requires=$5
25cd5cb3 2448cat <<EOF > $name/$name.pc
3e89171a 2449prefix=$prefix
a94e666c 2450exec_prefix=\${prefix}
f2b7382c 2451libdir=$libdir
7622778e 2452includedir=$incdir
def4272a 2453
d0674868
DB
2454Name: $name
2455Description: $comment
2456Version: $version
5dcfe9f8
AH
2457Requires: $(disabled shared && echo $requires)
2458Requires.private: $(enabled shared && echo $requires)
def4272a 2459Conflicts:
12701f6e
AH
2460Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2461Libs.private: $(enabled shared && echo $libs)
76a448ed 2462Cflags: -I\${includedir}
def4272a 2463EOF
25cd5cb3 2464cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2465prefix=
2466exec_prefix=
46d1ff83 2467libdir=\${pcfiledir}
1d44d365 2468includedir=${source_path}
def4272a 2469
d0674868
DB
2470Name: $name
2471Description: $comment
2472Version: $version
2473Requires: $requires
def4272a 2474Conflicts:
12701f6e 2475Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2476Cflags: -I\${includedir}
2477EOF
d0674868 2478}
def4272a 2479
e426941d 2480pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2481pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2482pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2483pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2484enabled avfilter &&
46983309 2485 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2486enabled postproc &&
e426941d 2487 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2488if enabled swscale; then
e426941d 2489 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2490else
46983309 2491 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2492 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2493fi