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[libav.git] / configure
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aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
19bd477d 64 --logfile=FILE log tests and output to FILE [config.log]
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65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
336ce917 85 --disable-ffprobe disable ffprobe build
06454877 86 --disable-ffserver disable ffserver build
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87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
06454877 91 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 92 --disable-avfilter disable video filter support [no]
0dbfc1db 93 --disable-pthreads disable pthreads [auto]
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94 --enable-w32threads use Win32 threads [no]
95 --enable-x11grab enable X11 grabbing [no]
96 --disable-network disable network support [no]
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97 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
98 --enable-gray enable full grayscale support (slower color)
99 --disable-swscale-alpha disable alpha channel support in swscale
100 --disable-fastdiv disable table-based division
101 --enable-small optimize for size instead of speed
102 --disable-aandct disable AAN DCT code
7f3f5f46 103 --disable-dct disable DCT code
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104 --disable-fft disable FFT code
105 --disable-golomb disable Golomb code
3447f12d 106 --disable-huffman disable Huffman code
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107 --disable-lpc disable LPC code
108 --disable-mdct disable MDCT code
109 --disable-rdft disable RDFT code
110 --disable-vaapi disable VAAPI code
111 --disable-vdpau disable VDPAU code
92c6a099 112 --disable-dxva2 disable DXVA2 code
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113 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
114 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
115 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 116 --disable-everything disable all components listed below
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117 --disable-encoder=NAME disable encoder NAME
118 --enable-encoder=NAME enable encoder NAME
119 --disable-encoders disable all encoders
120 --disable-decoder=NAME disable decoder NAME
121 --enable-decoder=NAME enable decoder NAME
122 --disable-decoders disable all decoders
123 --disable-hwaccel=NAME disable hwaccel NAME
124 --enable-hwaccel=NAME enable hwaccel NAME
125 --disable-hwaccels disable all hwaccels
126 --disable-muxer=NAME disable muxer NAME
127 --enable-muxer=NAME enable muxer NAME
128 --disable-muxers disable all muxers
129 --disable-demuxer=NAME disable demuxer NAME
130 --enable-demuxer=NAME enable demuxer NAME
131 --disable-demuxers disable all demuxers
132 --enable-parser=NAME enable parser NAME
133 --disable-parser=NAME disable parser NAME
134 --disable-parsers disable all parsers
135 --enable-bsf=NAME enable bitstream filter NAME
136 --disable-bsf=NAME disable bitstream filter NAME
137 --disable-bsfs disable all bitstream filters
138 --enable-protocol=NAME enable protocol NAME
139 --disable-protocol=NAME disable protocol NAME
140 --disable-protocols disable all protocols
141 --disable-indev=NAME disable input device NAME
142 --disable-outdev=NAME disable output device NAME
143 --disable-indevs disable input devices
144 --disable-outdevs disable output devices
145 --disable-devices disable all devices
146 --enable-filter=NAME enable filter NAME
147 --disable-filter=NAME disable filter NAME
148 --disable-filters disable all filters
149 --list-decoders show all available decoders
150 --list-encoders show all available encoders
151 --list-hwaccels show all available hardware accelerators
152 --list-muxers show all available muxers
153 --list-demuxers show all available demuxers
154 --list-parsers show all available parsers
155 --list-protocols show all available protocols
156 --list-bsfs show all available bitstream filters
157 --list-indevs show all available input devices
158 --list-outdevs show all available output devices
159 --list-filters show all available filters
160
161External library support:
162 --enable-avisynth enable reading of AVISynth script files [no]
163 --enable-bzlib enable bzlib [autodetect]
47941088 164 --enable-frei0r enable frei0r video filtering
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165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 167 --enable-libopencv enable video filtering via libopencv [no]
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168 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
169 and libraw1394 [no]
170 --enable-libdirac enable Dirac support via libdirac [no]
171 --enable-libfaac enable FAAC support via libfaac [no]
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172 --enable-libgsm enable GSM support via libgsm [no]
173 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
174 --enable-libnut enable NUT (de)muxing via libnut,
175 native (de)muxer exists [no]
176 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 177 --enable-librtmp enable RTMP[E] support via librtmp [no]
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178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
8299a7f8 183 --enable-libvpx enable VP8 support via libvpx [no]
06454877 184 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 185 --enable-libxavs enable AVS encoding via xavs [no]
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186 --enable-libxvid enable Xvid encoding via xvidcore,
187 native MPEG-4/Xvid encoder exists [no]
188 --enable-mlib enable Sun medialib [no]
189 --enable-zlib enable zlib [autodetect]
190
191Advanced options (experts only):
192 --source-path=PATH path to source code [$source_path]
193 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
194 --enable-cross-compile assume a cross-compiler is used
195 --sysroot=PATH root of cross-build tree
196 --sysinclude=PATH location of cross-build system headers
197 --target-os=OS compiler targets OS [$target_os]
198 --target-exec=CMD command to run executables on target
199 --target-path=DIR path to view of build directory on target
200 --nm=NM use nm tool
121d78d0 201 --ar=AR use archive tool AR [$ar_default]
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202 --as=AS use assembler AS [$as_default]
203 --cc=CC use C compiler CC [$cc_default]
204 --ld=LD use linker LD
205 --host-cc=HOSTCC use host C compiler HOSTCC
206 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
207 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
208 --host-libs=HLIBS use libs HLIBS when linking for host
209 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
210 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
211 --extra-libs=ELIBS add ELIBS [$ELIBS]
212 --extra-version=STRING version string suffix []
213 --build-suffix=SUFFIX library name suffix []
214 --arch=ARCH select architecture [$arch]
215 --cpu=CPU select the minimum required CPU (affects
216 instruction selection, may crash on older CPUs)
c8a4ae00 217 --disable-asm disable all assembler optimizations
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218 --disable-altivec disable AltiVec optimizations
219 --disable-amd3dnow disable 3DNow! optimizations
220 --disable-amd3dnowext disable 3DNow! extended optimizations
221 --disable-mmx disable MMX optimizations
222 --disable-mmx2 disable MMX2 optimizations
223 --disable-sse disable SSE optimizations
224 --disable-ssse3 disable SSSE3 optimizations
87f1355f 225 --disable-avx disable AVX optimizations
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226 --disable-armv5te disable armv5te optimizations
227 --disable-armv6 disable armv6 optimizations
228 --disable-armv6t2 disable armv6t2 optimizations
229 --disable-armvfp disable ARM VFP optimizations
230 --disable-iwmmxt disable iwmmxt optimizations
231 --disable-mmi disable MMI optimizations
232 --disable-neon disable neon optimizations
233 --disable-vis disable VIS optimizations
234 --disable-yasm disable use of yasm assembler
235 --enable-pic build position-independent code
4ae40685 236 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 237 --enable-sram allow use of on-chip SRAM
9baec618 238 --disable-symver disable symbol versioning
06454877 239
070c5d0f 240Developer options (useful when working on Libav itself):
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241 --disable-debug disable debugging symbols
242 --enable-debug=LEVEL set the debug level [$debuglevel]
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243 --disable-optimizations disable compiler optimizations
244 --enable-extra-warnings enable more compiler warnings
245 --disable-stripping disable stripping of executables and shared libraries
52b3cc60
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246 --samples=PATH location of test samples for FATE, if not set use
247 \$FATE_SAMPLES at make invocation time.
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248
249NOTE: Object files are built at the place where configure is launched.
250EOF
60e8bc13 251 exit 0
74c53c2d 252}
cf9d24ad 253
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254quotes='""'
255
57bd82d4 256log(){
2270b4b2 257 echo "$@" >> $logfile
57bd82d4
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258}
259
720c69da 260log_file(){
c8e9f801 261 log BEGIN $1
2270b4b2 262 pr -n -t $1 >> $logfile
c8e9f801
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263 log END $1
264}
265
2ba042a7 266echolog(){
c8e9f801 267 log "$@"
57bd82d4 268 echo "$@"
2ba042a7
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269}
270
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271warn(){
272 log "WARNING: $*"
273 WARNINGS="${WARNINGS}WARNING: $*\n"
274}
275
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276die(){
277 echolog "$@"
278 cat <<EOF
d326cf7f 279
2ba042a7 280If you think configure made a mistake, make sure you are using the latest
4a6a21f5 281version from Git. If the latest version fails, report the problem to the
070c5d0f 282libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 283EOF
e155a21a 284 if disabled logging; then
2ba042a7 285 cat <<EOF
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286Rerun configure with logging enabled (do not use --disable-logging), and
287include the log this produces with your report.
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MR
288EOF
289 else
290cat <<EOF
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291Include the log file "$logfile" produced by configure as this will help
292solving the problem.
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293EOF
294 fi
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295 exit 1
296}
297
6c6007d6 298# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 299toupper(){
6c6007d6 300 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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301}
302
4a5444db 303tolower(){
6c6007d6 304 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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305}
306
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307c_escape(){
308 echo "$*" | sed 's/["\\]/\\\0/g'
309}
310
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311sh_quote(){
312 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 313 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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314 echo "$v"
315}
316
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317cleanws(){
318 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
319}
320
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MR
321filter(){
322 pat=$1
323 shift
324 for v; do
98ef6079 325 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
326 done
327}
328
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329filter_out(){
330 pat=$1
331 shift
332 for v; do
333 eval "case $v in $pat) ;; *) echo $v ;; esac"
334 done
335}
336
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337map(){
338 m=$1
339 shift
e0e335a0 340 for v; do eval $m; done
36e2dea0
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341}
342
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343set_all(){
344 value=$1
345 shift
346 for var in $*; do
347 eval $var=$value
348 done
349}
350
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351set_weak(){
352 value=$1
353 shift
354 for var; do
355 eval : \${$var:=$value}
356 done
357}
358
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359set_safe(){
360 var=$1
361 shift
362 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
363}
364
365get_safe(){
366 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
367}
368
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MR
369pushvar(){
370 for var in $*; do
371 eval level=\${${var}_level:=0}
372 eval ${var}_${level}="\$$var"
373 eval ${var}_level=$(($level+1))
374 done
375}
376
377popvar(){
378 for var in $*; do
379 eval level=\${${var}_level:-0}
380 test $level = 0 && continue
381 eval level=$(($level-1))
382 eval $var="\${${var}_${level}}"
383 eval ${var}_level=$level
384 eval unset ${var}_${level}
385 done
386}
387
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388enable(){
389 set_all yes $*
390}
391
392disable(){
393 set_all no $*
394}
395
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396enable_weak(){
397 set_weak yes $*
398}
399
400disable_weak(){
401 set_weak no $*
402}
403
72702705 404enable_safe(){
fd07f803
MR
405 for var; do
406 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
407 done
72702705
MR
408}
409
410disable_safe(){
fd07f803
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411 for var; do
412 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
413 done
72702705
MR
414}
415
f9d328da
MR
416do_enable_deep(){
417 for var; do
418 enabled $var && continue
419 eval sel="\$${var}_select"
c510c7b5
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420 eval sgs="\$${var}_suggest"
421 pushvar var sgs
f9d328da 422 enable_deep $sel
c510c7b5
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423 popvar sgs
424 enable_deep_weak $sgs
f9d328da
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425 popvar var
426 done
427}
428
429enable_deep(){
430 do_enable_deep $*
431 enable $*
432}
433
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434enable_deep_weak(){
435 do_enable_deep $*
436 enable_weak $*
437}
438
57bd82d4 439enabled(){
3250003c
MR
440 test "${1#!}" = "$1" && op== || op=!=
441 eval test "x\$${1#!}" $op "xyes"
44161118
MR
442}
443
37970ebf 444disabled(){
3250003c
MR
445 test "${1#!}" = "$1" && op== || op=!=
446 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
447}
448
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449enabled_all(){
450 for opt; do
451 enabled $opt || return 1
452 done
453}
454
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455disabled_all(){
456 for opt; do
457 disabled $opt || return 1
458 done
459}
460
44161118
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461enabled_any(){
462 for opt; do
463 enabled $opt && return 0
464 done
465}
466
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467disabled_any(){
468 for opt; do
469 disabled $opt && return 0
470 done
f7b230a7 471 return 1
85bca2c5
DB
472}
473
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474set_default(){
475 for opt; do
88268e94 476 eval : \${$opt:=\$${opt}_default}
c9d19248
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477 done
478}
479
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480is_in(){
481 value=$1
482 shift
483 for var in $*; do
484 [ $var = $value ] && return 0
485 done
486 return 1
487}
488
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489check_deps(){
490 for cfg; do
3250003c 491 cfg="${cfg#!}"
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492 enabled ${cfg}_checking && die "Circular dependency for $cfg."
493 disabled ${cfg}_checking && continue
494 enable ${cfg}_checking
495
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496 eval dep_all="\$${cfg}_deps"
497 eval dep_any="\$${cfg}_deps_any"
7ef3425f 498 eval dep_sel="\$${cfg}_select"
c510c7b5 499 eval dep_sgs="\$${cfg}_suggest"
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500 eval dep_ifa="\$${cfg}_if"
501 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 502
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503 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
504 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
505 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 506
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507 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
508 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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509 enabled_all $dep_all || disable $cfg
510 enabled_any $dep_any || disable $cfg
7ef3425f 511 disabled_any $dep_sel && disable $cfg
799c9e9b 512
4ec45764
RP
513 if enabled $cfg; then
514 eval dep_extralibs="\$${cfg}_extralibs"
515 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 516 enable_deep $dep_sel
c510c7b5 517 enable_deep_weak $dep_sgs
4ec45764
RP
518 fi
519
799c9e9b 520 disable ${cfg}_checking
30fd06be
MR
521 done
522}
523
72cfcf41
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524print_config_h(){
525 enabled $1 && v=1 || v=0
526 echo "#define $2 $v"
527}
528
529print_config_mak(){
530 enabled $1 && v= || v=!
531 echo "$v$2=yes"
532}
533
55127e7b
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534print_config_asm(){
535 enabled $1 && echo "%define $2"
536}
537
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538print_config(){
539 pfx=$1
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540 files=$2
541 shift 2
44161118 542 for cfg; do
5e622c40 543 ucname="$(toupper $cfg)"
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544 for f in $files; do
545 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
546 done
44161118 547 done
57bd82d4
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548}
549
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MR
550print_enabled(){
551 test "$1" = -n && end=" " && shift || end="\n"
552 suf=$1
553 shift
554 for v; do
555 enabled $v && printf "%s$end" ${v%$suf};
556 done
557}
558
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559append(){
560 var=$1
561 shift
57bd82d4
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562 eval "$var=\"\$$var $*\""
563}
564
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565prepend(){
566 var=$1
567 shift
568 eval "$var=\"$* \$$var\""
569}
570
50a334e4 571add_cppflags(){
caf458dd 572 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
573}
574
57bd82d4 575add_cflags(){
caf458dd 576 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
577}
578
2f2e6c7c 579add_asflags(){
caf458dd 580 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
581}
582
57bd82d4
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583add_ldflags(){
584 append LDFLAGS "$@"
585}
586
587add_extralibs(){
60361817 588 prepend extralibs "$@"
57bd82d4
MR
589}
590
b0cfb663 591check_cmd(){
b3cb5d51 592 log "$@"
2270b4b2 593 "$@" >> $logfile 2>&1
b0cfb663
MR
594}
595
dcd479c0 596check_cc(){
57bd82d4 597 log check_cc "$@"
2270b4b2 598 cat > $TMPC
720c69da 599 log_file $TMPC
50a334e4 600 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
601}
602
603check_cpp(){
604 log check_cpp "$@"
2270b4b2 605 cat > $TMPC
720c69da 606 log_file $TMPC
9e7f3277 607 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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608}
609
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610check_as(){
611 log check_as "$@"
612 cat > $TMPC
613 log_file $TMPC
2f2e6c7c 614 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
615}
616
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MR
617check_asm(){
618 log check_asm "$@"
619 name="$1"
3784e82e 620 code="$2"
940f335a 621 shift 2
49214f61
MR
622 disable $name
623 check_as "$@" <<EOF && enable $name
3784e82e 624void foo(void){ __asm__ volatile($code); }
940f335a
MR
625EOF
626}
627
304d586d
LM
628check_yasm(){
629 log check_yasm "$@"
630 echo "$1" > $TMPS
631 log_file $TMPS
632 shift 1
633 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
634}
635
dcd479c0 636check_ld(){
57bd82d4 637 log check_ld "$@"
3155a644
MR
638 flags=''
639 libs=''
640 for f; do
641 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
642 done
2a194acd 643 check_cc $($filter_cflags $flags) || return
684b28e0 644 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
645}
646
50a334e4
MR
647check_cppflags(){
648 log check_cppflags "$@"
caf458dd
MR
649 set -- $($filter_cppflags "$@")
650 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
651int x;
652EOF
653}
654
dcd479c0 655check_cflags(){
57bd82d4 656 log check_cflags "$@"
caf458dd
MR
657 set -- $($filter_cflags "$@")
658 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
659int x;
660EOF
661}
662
2ed46eea
MR
663test_ldflags(){
664 log test_ldflags "$@"
665 check_ld "$@" <<EOF
c23a0ac8 666int main(void){ return 0; }
dcd479c0
MR
667EOF
668}
669
2ed46eea
MR
670check_ldflags(){
671 log check_ldflags "$@"
672 test_ldflags "$@" && add_ldflags "$@"
673}
674
dcd479c0 675check_header(){
57bd82d4 676 log check_header "$@"
dcd479c0
MR
677 header=$1
678 shift
b77df637
MR
679 disable_safe $header
680 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
681#include <$header>
682int x;
683EOF
684}
685
686check_func(){
57bd82d4 687 log check_func "$@"
dcd479c0
MR
688 func=$1
689 shift
d8bc5f06
MR
690 disable $func
691 check_ld "$@" <<EOF && enable $func
dcd479c0 692extern int $func();
c23a0ac8 693int main(void){ $func(); }
dcd479c0
MR
694EOF
695}
696
645d2652 697check_mathfunc(){
6b73c0ae 698 log check_mathfunc "$@"
645d2652
MR
699 func=$1
700 shift
701 disable $func
702 check_ld "$@" <<EOF && enable $func
703#include <math.h>
33bd38db
MR
704float foo(float f) { return $func(f); }
705int main(void){ return 0; }
645d2652
MR
706EOF
707}
708
2446d3d6
DB
709check_func_headers(){
710 log check_func_headers "$@"
f8d7b072 711 headers=$1
edaf1ae2 712 funcs=$2
f8d7b072 713 shift 2
edaf1ae2
MR
714 {
715 for hdr in $headers; do
716 echo "#include <$hdr>"
717 done
718 for func in $funcs; do
719 echo "long check_$func(void) { return (long) $func; }"
720 done
721 echo "int main(void) { return 0; }"
722 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
723}
724
a5344cf7
SS
725check_cpp_condition(){
726 log check_cpp_condition "$@"
727 header=$1
728 condition=$2
f855b7b9
MR
729 shift 2
730 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
731#include <$header>
732#if !($condition)
733#error "unsatisfied condition: $condition"
734#endif
735EOF
736}
737
57bd82d4
MR
738check_lib(){
739 log check_lib "$@"
740 header="$1"
741 func="$2"
742 shift 2
84400e9d 743 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
744}
745
f8d7b072
MR
746check_lib2(){
747 log check_lib2 "$@"
748 headers="$1"
edaf1ae2 749 funcs="$2"
f8d7b072 750 shift 2
edaf1ae2 751 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
752}
753
3f8040db
MR
754check_pkg_config(){
755 log check_pkg_config "$@"
756 pkg="$1"
757 headers="$2"
758 funcs="$3"
759 shift 3
760 $pkg_config --exists $pkg || return
761 pkg_cflags=$($pkg_config --cflags $pkg)
762 pkg_libs=$($pkg_config --libs $pkg)
763 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
764 set_safe ${pkg}_cflags $pkg_cflags &&
765 set_safe ${pkg}_libs $pkg_libs
766}
767
dcd479c0 768check_exec(){
2270b4b2 769 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
770}
771
7dfef245 772check_exec_crash(){
5e622c40 773 code=$(cat)
7dfef245
MR
774
775 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
776 # are safe but may not be available everywhere. Thus we use
777 # raise(SIGTERM) instead. The check is run in a subshell so we
778 # can redirect the "Terminated" message from the shell. SIGBUS
779 # is not defined by standard C so it is used conditionally.
780
2270b4b2 781 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
782#include <signal.h>
783static void sighandler(int sig){
784 raise(SIGTERM);
785}
e5af4a11 786int main(void){
7dfef245
MR
787 signal(SIGILL, sighandler);
788 signal(SIGFPE, sighandler);
789 signal(SIGSEGV, sighandler);
790#ifdef SIGBUS
791 signal(SIGBUS, sighandler);
792#endif
793 { $code }
794}
795EOF
796}
797
72be9e73
DY
798check_type(){
799 log check_type "$@"
800 headers=$1
801 type=$2
802 shift 2
ae550ce9 803 disable_safe "$type"
72be9e73
DY
804 incs=""
805 for hdr in $headers; do
806 incs="$incs
807#include <$hdr>"
808 done
ae550ce9 809 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
810$incs
811$type v;
812EOF
813}
814
14d36751
MR
815check_struct(){
816 log check_type "$@"
817 headers=$1
818 struct=$2
819 member=$3
820 shift 3
821 disable_safe "${struct}_${member}"
822 incs=""
823 for hdr in $headers; do
824 incs="$incs
825#include <$hdr>"
826 done
827 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
828$incs
829const void *p = &(($struct *)0)->$member;
830EOF
831}
832
57bd82d4
MR
833require(){
834 name="$1"
835 header="$2"
836 func="$3"
837 shift 3
838 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
839}
840
f8d7b072
MR
841require2(){
842 name="$1"
843 headers="$2"
844 func="$3"
845 shift 3
846 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
847}
848
3f8040db
MR
849require_pkg_config(){
850 pkg="$1"
851 check_pkg_config "$@" || die "ERROR: $pkg not found"
852 add_cflags $(get_safe ${pkg}_cflags)
853 add_extralibs $(get_safe ${pkg}_libs)
854}
855
f0125de9
MR
856check_host_cc(){
857 log check_host_cc "$@"
858 cat > $TMPC
859 log_file $TMPC
860 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
861}
862
863check_host_cflags(){
864 log check_host_cflags "$@"
865 check_host_cc "$@" <<EOF && append host_cflags "$@"
866int x;
867EOF
868}
869
c505dd31
MR
870apply(){
871 file=$1
872 shift
873 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
874}
875
c34681df
MR
876cp_if_changed(){
877 cmp -s "$1" "$2" &&
878 echo "$2 is unchanged" ||
879 cp -f "$1" "$2"
880}
881
dcd61286
DB
882# CONFIG_LIST contains configurable options, while HAVE_LIST is for
883# system-dependent things.
884
4a0d6686
AJ
885COMPONENT_LIST="
886 bsfs
887 decoders
888 demuxers
889 encoders
3cde40aa 890 filters
5666fd73 891 hwaccels
c552605c 892 indevs
4a0d6686 893 muxers
c552605c 894 outdevs
4a0d6686
AJ
895 parsers
896 protocols
897"
898
899CONFIG_LIST="
900 $COMPONENT_LIST
e8ed9b7a 901 aandct
a5444fee 902 ac3dsp
5a0f7131
MR
903 avcodec
904 avdevice
f7679c54 905 avfilter
5a0f7131 906 avformat
c88f5d72 907 avisynth
f402916e 908 bzlib
7f3f5f46 909 dct
c73f65d9 910 doc
05aec7bb 911 dwt
92c6a099 912 dxva2
27a9466b 913 fastdiv
c88f5d72
MR
914 ffmpeg
915 ffplay
336ce917 916 ffprobe
c88f5d72 917 ffserver
1848f7d9 918 fft
47941088 919 frei0r
4f034993 920 golomb
c88f5d72 921 gpl
d8d0d0b2 922 gray
4693b031 923 h264dsp
4a384de5 924 h264pred
3abe5fbd 925 hardcoded_tables
3447f12d 926 huffman
f7b8bffe 927 libdc1394
690bfceb 928 libdirac
2eed5a46 929 libfaac
c88f5d72 930 libgsm
6ebe07fb 931 libmp3lame
c88f5d72 932 libnut
0b175caa
DB
933 libopencore_amrnb
934 libopencore_amrwb
6ebf0bfc 935 libopencv
9a77d59a 936 libopenjpeg
0f943ce6 937 librtmp
f7cd9eed 938 libschroedinger
ae14f311 939 libspeex
150d2772 940 libtheora
c88f5d72 941 libvorbis
8299a7f8 942 libvpx
1cc60c47 943 libx264
de295976 944 libxavs
1cc60c47 945 libxvid
f4d608e3 946 lpc
b781cc12 947 lsp
47a158cb 948 mdct
c88f5d72 949 memalign_hack
a8150374 950 mlib
c88f5d72
MR
951 mpegaudio_hp
952 network
3fe142e2 953 nonfree
8a3c8627 954 pic
4a24ab64 955 postproc
68602540 956 rdft
44b70ce5 957 rtpdec
e90f5b5a 958 runtime_cpudetect
2e35e684 959 shared
4538729a 960 sinewin
bd2216e4 961 small
6b35d421 962 sram
2e35e684 963 static
5a0f7131 964 swscale
a9ddb5b1 965 swscale_alpha
17492d5e
DB
966 vaapi
967 vdpau
9cad0e4e 968 version3
56a059ac 969 x11grab
c88f5d72 970 zlib
4a0d6686 971"
c88f5d72 972
8eee7025 973THREADS_LIST='
8eee7025
DB
974 pthreads
975 w32threads
976'
977
3f5b56e5
MR
978ARCH_LIST='
979 alpha
a2fc0f6a 980 arm
fdcd782d
MR
981 avr32
982 avr32_ap
983 avr32_uc
3f5b56e5
MR
984 bfin
985 ia64
986 m68k
987 mips
bae3abb0 988 mips64
3f5b56e5 989 parisc
79cb09b2 990 ppc
34d11b87 991 ppc64
3f5b56e5
MR
992 s390
993 sh4
994 sparc
995 sparc64
0844bae1 996 tomi
3f5b56e5
MR
997 x86
998 x86_32
999 x86_64
1000'
1001
1002ARCH_EXT_LIST='
1ac9331a 1003 altivec
3bf96eec 1004 amd3dnow
a1ef9f08 1005 amd3dnowext
1ac9331a 1006 armv5te
edab3048 1007 armv6
ab5cb084 1008 armv6t2
f55b299a 1009 armvfp
87f1355f 1010 avx
3f5b56e5
MR
1011 iwmmxt
1012 mmi
1013 mmx
d7f0920b 1014 mmx2
6b18d278 1015 neon
799fde37 1016 ppc4xx
1bb04d5a 1017 sse
9eeed841 1018 ssse3
bd9d34a0 1019 vis
3f5b56e5
MR
1020'
1021
a3e02a8c
MR
1022HAVE_LIST_PUB='
1023 bigendian
d268eee9 1024 fast_unaligned
a3e02a8c
MR
1025'
1026
3f5b56e5
MR
1027HAVE_LIST="
1028 $ARCH_EXT_LIST
a3e02a8c 1029 $HAVE_LIST_PUB
3f5b56e5 1030 $THREADS_LIST
59782b82 1031 aligned_stack
35fd8122 1032 alsa_asoundlib_h
3f5b56e5 1033 altivec_h
c9fdab0d 1034 arpa_inet_h
dffb41b9 1035 attribute_may_alias
e7ea5e3d 1036 attribute_packed
6bd859d6 1037 bswap
ecf97f22 1038 closesocket
1ac9331a 1039 cmov
e16e49ac 1040 conio_h
c88f5d72 1041 dcbzl
f8aa696f
DB
1042 dev_bktr_ioctl_bt848_h
1043 dev_bktr_ioctl_meteor_h
1044 dev_ic_bt8xx_h
1045 dev_video_meteor_ioctl_meteor_h
1046 dev_video_bktr_ioctl_bt848_h
18b67ae5 1047 dlfcn_h
c88f5d72 1048 dlopen
bc574408 1049 dos_paths
245626d0
DB
1050 ebp_available
1051 ebx_available
6b7c7703
VS
1052 exp2
1053 exp2f
c2a29455 1054 fast_64bit
669b5583 1055 fast_clz
7073e9fc 1056 fast_cmov
534a2231 1057 fcntl
9d99cc5a 1058 fork
84882df6 1059 getaddrinfo
da9e86f8 1060 gethrtime
fc5607f8 1061 GetProcessMemoryInfo
4e68cb8a 1062 GetProcessTimes
66be5b45 1063 getrusage
a49d3025 1064 gnu_as
fc5607f8 1065 struct_rusage_ru_maxrss
2f0c136e 1066 ibm_asm
2e1913b1 1067 inet_aton
61d251db 1068 inline_asm
abfc8d05 1069 isatty
9f5ff83f 1070 ldbrx
0b4a1821
AS
1071 libdc1394_1
1072 libdc1394_2
a33cab3a 1073 llrint
07876e25 1074 llrintf
d96cd429
MR
1075 local_aligned_16
1076 local_aligned_8
291fd18a 1077 log2
6b7c7703 1078 log2f
85dd97ad 1079 loongson
a33cab3a 1080 lrint
c88f5d72 1081 lrintf
e4673692 1082 lzo1x_999_compress
f8aa696f
DB
1083 machine_ioctl_bt848_h
1084 machine_ioctl_meteor_h
c88f5d72 1085 malloc_h
73f6d31e 1086 MapViewOfFile
c88f5d72 1087 memalign
6ffa87d3 1088 mkstemp
0328b9ea 1089 mmap
b4e806b2 1090 pld
1f91cdce 1091 posix_memalign
a33cab3a
MK
1092 round
1093 roundf
c88f5d72
MR
1094 sdl
1095 sdl_video_size
b507ebd1 1096 setmode
72be9e73 1097 socklen_t
deb29777 1098 soundcard_h
f8cda19e 1099 poll_h
0104b608 1100 setrlimit
87958234 1101 strerror_r
47941088 1102 strtok_r
c0018613 1103 struct_addrinfo
b4d68544
MS
1104 struct_ipv6_mreq
1105 struct_sockaddr_in6
3b2372bf 1106 struct_sockaddr_sa_len
33a4dbdd 1107 struct_sockaddr_storage
b462d132
MR
1108 symver
1109 symver_gnu_asm
1110 symver_asm_label
b58412f1 1111 sys_mman_h
b091aa44 1112 sys_resource_h
81644c2e 1113 sys_select_h
deb29777 1114 sys_soundcard_h
1b6e8b73 1115 sys_videoio_h
d3a4b4e0 1116 ten_operands
b265431e 1117 threads
7b04b8a0 1118 truncf
ce742de2 1119 vfp_args
7c5bfe7a 1120 VirtualAlloc
6ff3f3e7 1121 winsock2_h
cc078b5d 1122 xform_asm
6f74fb03 1123 xmm_clobbers
304d586d 1124 yasm
0cb78cef 1125"
44161118 1126
b6bb00b0
MR
1127# options emitted with CONFIG_ prefix but not available on command line
1128CONFIG_EXTRA="
dc4f5a1c 1129 avutil
9cad0e4e
DB
1130 gplv3
1131 lgplv3
b6bb00b0
MR
1132"
1133
520cc7f1 1134CMDLINE_SELECT="
3f5b56e5 1135 $ARCH_EXT_LIST
520cc7f1 1136 $CONFIG_LIST
8eee7025 1137 $THREADS_LIST
c8a4ae00 1138 asm
db6107b6 1139 cross_compile
520cc7f1
MR
1140 debug
1141 extra_warnings
8c6afa4d 1142 logging
d2bbb2f7 1143 optimizations
87a0fb62 1144 stripping
9baec618 1145 symver
7595a5e4 1146 yasm
520cc7f1 1147"
426be5dc
DB
1148
1149PATHS_LIST='
d156bede 1150 bindir
14a8acf1 1151 datadir
26759c44
MR
1152 incdir
1153 libdir
26759c44
MR
1154 mandir
1155 prefix
1156 shlibdir
426be5dc
DB
1157'
1158
1159CMDLINE_SET="
1160 $PATHS_LIST
121d78d0 1161 ar
426be5dc 1162 arch
313c46a6 1163 as
426be5dc
DB
1164 build_suffix
1165 cc
1166 cpu
1167 cross_prefix
50567afa 1168 dep_cc
ac63af34 1169 extra_version
9da6609f
MR
1170 host_cc
1171 host_cflags
1172 host_ldflags
1173 host_libs
82bb3329 1174 host_os
684b28e0 1175 ld
426be5dc 1176 logfile
4ae40685 1177 malloc_prefix
89641463 1178 nm
3f8040db 1179 pkg_config
2fad0977 1180 samples
26759c44 1181 source_path
4f837398 1182 strip
c5200f17
MR
1183 sysinclude
1184 sysroot
a7ada2ba 1185 target_exec
26759c44 1186 target_os
a7ada2ba 1187 target_path
426be5dc 1188"
520cc7f1 1189
89f2932b
MR
1190CMDLINE_APPEND="
1191 extra_cflags
1192"
1193
912f3148
DB
1194# code dependency declarations
1195
9eeed841 1196# architecture extensions
808fa33c 1197
a2fc0f6a
MR
1198armv5te_deps="arm"
1199armv6_deps="arm"
ab5cb084 1200armv6t2_deps="arm"
a2fc0f6a
MR
1201armvfp_deps="arm"
1202iwmmxt_deps="arm"
808fa33c
MR
1203neon_deps="arm"
1204
e241ba14 1205mmi_deps="mips"
808fa33c
MR
1206
1207altivec_deps="ppc"
1208ppc4xx_deps="ppc"
1209
1210vis_deps="sparc"
1211
7f8c3d1f 1212x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1213amd3dnow_deps="mmx"
1214amd3dnowext_deps="amd3dnow"
9eeed841 1215mmx_deps="x86"
75aa95a6 1216mmx2_deps="mmx"
75aa95a6
DB
1217sse_deps="mmx"
1218ssse3_deps="sse"
87f1355f 1219avx_deps="ssse3"
9eeed841 1220
59782b82 1221aligned_stack_if_any="ppc x86"
e939cedd 1222fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1223fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1224fast_unaligned_if_any="armv6 ppc x86"
669b5583 1225
89e053f8 1226need_memalign="altivec neon sse"
6fec122a 1227inline_asm_deps="!tms470"
89e053f8 1228
b462d132
MR
1229symver_if_any="symver_asm_label symver_gnu_asm"
1230
26fbcc85 1231# subsystems
dc609252 1232dct_select="rdft"
26fbcc85
MR
1233mdct_select="fft"
1234rdft_select="fft"
1235
5666fd73 1236# decoders / encoders / hardware accelerators
4538729a
MR
1237aac_decoder_select="mdct rdft sinewin"
1238aac_encoder_select="mdct sinewin"
136e19e1 1239aac_latm_decoder_select="aac_decoder aac_latm_parser"
26fbcc85 1240ac3_decoder_select="mdct ac3_parser"
a5444fee
MR
1241ac3_encoder_select="mdct ac3dsp"
1242ac3_fixed_encoder_select="ac3dsp"
f4d608e3 1243alac_encoder_select="lpc"
b781cc12 1244amrnb_decoder_select="lsp"
2b2a597e 1245amrwb_decoder_select="lsp"
4538729a 1246atrac1_decoder_select="mdct sinewin"
26fbcc85
MR
1247atrac3_decoder_select="mdct"
1248binkaudio_dct_decoder_select="mdct rdft dct"
1249binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1250cavs_decoder_select="golomb"
4538729a 1251cook_decoder_select="mdct sinewin"
2eef7c62 1252cscd_decoder_suggest="zlib"
26fbcc85 1253dca_decoder_select="mdct"
e8ed9b7a 1254dnxhd_encoder_select="aandct"
2eef7c62 1255dxa_decoder_select="zlib"
baf91bb9 1256eac3_decoder_select="ac3_decoder"
84c04e25 1257eamad_decoder_select="aandct"
e8ed9b7a 1258eatgq_decoder_select="aandct"
d52b39c7 1259eatqi_decoder_select="aandct"
4f034993
MR
1260ffv1_decoder_select="golomb"
1261flac_decoder_select="golomb"
f4d608e3 1262flac_encoder_select="golomb lpc"
2eef7c62
AJ
1263flashsv_decoder_select="zlib"
1264flashsv_encoder_select="zlib"
4414137e 1265flv_decoder_select="h263_decoder"
4d4b4bd1 1266flv_encoder_select="h263_encoder"
3447f12d 1267fraps_decoder_select="huffman"
e8ed9b7a 1268h261_encoder_select="aandct"
7f647ae0 1269h263_decoder_select="h263_parser"
e8ed9b7a 1270h263_encoder_select="aandct"
95a61cfc 1271h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1272h263i_decoder_select="h263_decoder"
fe629c2d 1273h263p_encoder_select="h263_encoder"
4a384de5 1274h264_decoder_select="golomb h264dsp h264pred"
92c6a099
LA
1275h264_dxva2_hwaccel_deps="dxva2api_h"
1276h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1277h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1278h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1279imc_decoder_select="fft mdct"
4f034993
MR
1280jpegls_decoder_select="golomb"
1281jpegls_encoder_select="golomb"
e8ed9b7a 1282ljpeg_encoder_select="aandct"
4f034993 1283loco_decoder_select="golomb"
e8ed9b7a 1284mjpeg_encoder_select="aandct"
2cca233b 1285mlp_decoder_select="mlp_parser"
d9da8f10
AJ
1286mp1float_decoder_select="dct"
1287mp2float_decoder_select="dct"
1288mp3adufloat_decoder_select="dct"
1289mp3float_decoder_select="dct"
1290mp3on4float_decoder_select="dct"
e8ed9b7a
DB
1291mpeg1video_encoder_select="aandct"
1292mpeg2video_encoder_select="aandct"
4414137e 1293mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1294mpeg4_encoder_select="h263_encoder"
95a61cfc 1295mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1296mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
164aab02
LA
1297mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1298mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1299mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1300mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1301mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1302mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1303mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1304msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1305msmpeg4v1_encoder_select="h263_encoder"
4414137e 1306msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1307msmpeg4v2_encoder_select="h263_encoder"
4414137e 1308msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1309msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1310nellymoser_decoder_select="mdct sinewin"
1311nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1312png_decoder_select="zlib"
1313png_encoder_select="zlib"
b781cc12 1314qcelp_decoder_select="lsp"
26fbcc85 1315qdm2_decoder_select="mdct rdft"
31ed3f1f 1316ra_144_encoder_select="lpc"
a8beb22f 1317rv10_decoder_select="h263_decoder"
b2bf38b4 1318rv10_encoder_select="h263_encoder"
a8beb22f 1319rv20_decoder_select="h263_decoder"
b2bf38b4 1320rv20_encoder_select="h263_encoder"
4a384de5
JGG
1321rv30_decoder_select="golomb h264pred"
1322rv40_decoder_select="golomb h264pred"
4f034993 1323shorten_decoder_select="golomb"
b781cc12 1324sipr_decoder_select="lsp"
05aec7bb
MR
1325snow_decoder_select="dwt"
1326snow_encoder_select="aandct dwt"
19ecfb8a 1327svq1_encoder_select="aandct"
4a384de5 1328svq3_decoder_select="golomb h264dsp h264pred"
bee2eac5 1329svq3_decoder_suggest="zlib"
4eef77c1 1330theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1331tiff_decoder_suggest="zlib"
1332tiff_encoder_suggest="zlib"
aec09a00 1333truehd_decoder_select="mlp_decoder"
2eef7c62 1334tscc_decoder_select="zlib"
4538729a 1335twinvq_decoder_select="mdct lsp sinewin"
f95bfab0 1336vc1_decoder_select="h263_decoder"
9104cd51 1337vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1338vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1339vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1340vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1341vorbis_decoder_select="mdct"
1342vorbis_encoder_select="mdct"
3447f12d 1343vp6_decoder_select="huffman"
e82dc4c9
DB
1344vp6a_decoder_select="vp6_decoder"
1345vp6f_decoder_select="vp6_decoder"
4a384de5 1346vp8_decoder_select="h264pred"
4538729a
MR
1347wmapro_decoder_select="mdct sinewin"
1348wmav1_decoder_select="mdct sinewin"
1349wmav1_encoder_select="mdct sinewin"
1350wmav2_decoder_select="mdct sinewin"
1351wmav2_encoder_select="mdct sinewin"
1352wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1353wmv1_decoder_select="h263_decoder"
665507aa 1354wmv1_encoder_select="h263_encoder"
f95bfab0 1355wmv2_decoder_select="h263_decoder"
1746e2a9 1356wmv2_encoder_select="h263_encoder"
015f8ee0 1357wmv3_decoder_select="vc1_decoder"
f0f86627 1358wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1359wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1360wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1361zlib_decoder_select="zlib"
1362zlib_encoder_select="zlib"
1363zmbv_decoder_select="zlib"
1364zmbv_encoder_select="zlib"
30fd06be 1365
0afab17e 1366vaapi_deps="va_va_h"
c89c96e9
MR
1367vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1368
28b80940 1369# parsers
4a384de5 1370h264_parser_select="golomb h264dsp h264pred"
28b80940 1371
912f3148 1372# external libraries
1b71f045 1373libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1374libdirac_encoder_deps="libdirac"
c9171a83 1375libfaac_encoder_deps="libfaac"
299c77d5
MR
1376libgsm_decoder_deps="libgsm"
1377libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1378libgsm_ms_decoder_deps="libgsm"
1379libgsm_ms_encoder_deps="libgsm"
1cc60c47 1380libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1381libopencore_amrnb_decoder_deps="libopencore_amrnb"
1382libopencore_amrnb_encoder_deps="libopencore_amrnb"
1383libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1384libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1385libschroedinger_decoder_deps="libschroedinger"
1386libschroedinger_encoder_deps="libschroedinger"
ae14f311 1387libspeex_decoder_deps="libspeex"
150d2772 1388libtheora_encoder_deps="libtheora"
b0caf888 1389libvorbis_encoder_deps="libvorbis"
8299a7f8 1390libvpx_decoder_deps="libvpx"
ee0e9146 1391libvpx_encoder_deps="libvpx"
1cc60c47 1392libx264_encoder_deps="libx264"
de295976 1393libxavs_encoder_deps="libxavs"
1cc60c47 1394libxvid_encoder_deps="libxvid"
30fd06be 1395
912f3148 1396# demuxers / muxers
c2dd0e9e 1397ac3_demuxer_select="ac3_parser"
647c2356 1398asf_stream_muxer_select="asf_muxer"
4e622dea 1399avisynth_demuxer_deps="avisynth"
c2dd0e9e 1400dirac_demuxer_select="dirac_parser"
5b423887 1401eac3_demuxer_select="ac3_parser"
c2dd0e9e 1402flac_demuxer_select="flac_parser"
647c2356 1403ipod_muxer_select="mov_muxer"
4e622dea
SS
1404libnut_demuxer_deps="libnut"
1405libnut_muxer_deps="libnut"
647c2356 1406matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1407matroska_demuxer_suggest="zlib bzlib"
1408mov_demuxer_suggest="zlib"
c2dd0e9e 1409mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1410mp4_muxer_select="mov_muxer"
1411mpegtsraw_demuxer_select="mpegts_demuxer"
1412mxf_d10_muxer_select="mxf_muxer"
24ca518b 1413ogg_demuxer_select="golomb"
647c2356 1414psp_muxer_select="mov_muxer"
44594cc7 1415rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1416rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1417rtsp_demuxer_select="http_protocol rtpdec"
1418rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1419sap_demuxer_select="sdp_demuxer"
2aab70c4 1420sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1421sdp_demuxer_select="rtpdec"
f1e94694 1422spdif_muxer_select="aac_parser"
647c2356
DB
1423tg2_muxer_select="mov_muxer"
1424tgp_muxer_select="mov_muxer"
6bdaa5f4 1425w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1426
1427# indevs / outdevs
38e54a75 1428alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1429alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1430bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1431dv1394_indev_deps="dv1394 dv_demuxer"
1432jack_indev_deps="jack_jack_h"
38e54a75 1433libdc1394_indev_deps="libdc1394"
38e54a75
SS
1434oss_indev_deps_any="soundcard_h sys_soundcard_h"
1435oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1436v4l_indev_deps="linux_videodev_h"
1437v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1438vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1439vfwcap_indev_extralibs="-lavicap32"
38e54a75 1440x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1441x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1442
912f3148 1443# protocols
3fff6382 1444gopher_protocol_deps="network"
c08fb000 1445http_protocol_deps="network"
279a0c97 1446http_protocol_select="tcp_protocol"
c60a2d70 1447mmsh_protocol_select="http_protocol"
b4cf3f6c 1448mmst_protocol_deps="network"
deeb7012
MS
1449rtmp_protocol_select="tcp_protocol"
1450rtp_protocol_select="udp_protocol"
c08fb000
AB
1451tcp_protocol_deps="network"
1452udp_protocol_deps="network"
1453
6ebf0bfc 1454# filters
13fabd7a 1455blackframe_filter_deps="gpl"
68b79bfc 1456cropdetect_filter_deps="gpl"
2e5ff4d0 1457frei0r_filter_deps="frei0r dlopen strtok_r"
a42bb9d6 1458frei0r_src_filter_deps="frei0r dlopen strtok_r"
a4dc7aa5 1459hqdn3d_filter_deps="gpl"
ba763783 1460scale_filter_deps="swscale"
cf69ad35 1461ocv_filter_deps="libopencv"
acbac567 1462yadif_filter_deps="gpl"
6ebf0bfc 1463
5a0f7131
MR
1464# libraries
1465avdevice_deps="avcodec avformat"
1466avformat_deps="avcodec"
f7679c54 1467
912f3148 1468# programs
5a0f7131 1469ffmpeg_deps="avcodec avformat swscale"
21ae6790 1470ffmpeg_select="buffer_filter"
5a0f7131 1471ffplay_deps="avcodec avformat swscale sdl"
43689902 1472ffplay_select="rdft"
44b2784f
SS
1473ffprobe_deps="avcodec avformat"
1474ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1475ffserver_extralibs='$ldl'
a2830dca 1476
c73f65d9 1477doc_deps="texi2html"
912f3148 1478
57442411
MR
1479# tests
1480
1481test_deps(){
1482 suf1=$1
1483 suf2=$2
1484 shift 2
1485 for v; do
1486 dep=${v%=*}
1487 tests=${v#*=}
1488 for name in ${tests}; do
1489 eval ${name}_test_deps="'${dep}$suf1 ${dep}$suf2'"
1490 done
1491 done
1492}
1493
9c261f83
SS
1494set_ne_test_deps(){
1495 eval ${1}_be_test_deps="bigendian"
1496 eval ${1}_le_test_deps="!bigendian"
1497}
1498
57442411 1499test_deps _encoder _decoder \
57442411
MR
1500 adpcm_g726=g726 \
1501 adpcm_ima_qt \
1502 adpcm_ima_wav \
1503 adpcm_ms \
1504 adpcm_swf \
1505 adpcm_yamaha=adpcm_yam \
1506 alac \
1507 asv1 \
1508 asv2 \
1509 bmp \
a7638957 1510 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
57442411
MR
1511 dvvideo="dv dv50" \
1512 ffv1 \
1513 flac \
1514 flashsv \
1515 flv \
1516 gif \
1517 h261 \
1518 h263="h263 h263p" \
1519 huffyuv \
1520 jpegls \
1521 mjpeg="jpg mjpeg ljpeg" \
1522 mp2 \
1523 mpeg1video="mpeg mpeg1b" \
1524 mpeg2video="mpeg2 mpeg2thread" \
1525 mpeg4="mpeg4 mpeg4adv mpeg4nr mpeg4thread error rc" \
c0b16605 1526 msmpeg4v3=msmpeg4 \
57442411
MR
1527 msmpeg4v2 \
1528 pbm=pbmpipe \
1529 pcx \
1530 pgm="pgm pgmpipe" \
f0f54c29 1531 png \
57442411
MR
1532 ppm="ppm ppmpipe" \
1533 rawvideo="rgb yuv" \
1534 roq \
1535 rv10 \
1536 rv20 \
1537 sgi \
1538 snow="snow snowll" \
1539 svq1 \
1540 targa=tga \
1541 tiff \
1542 wmav1 \
1543 wmav2 \
1544 wmv1 \
1545 wmv2 \
1546
1547test_deps _muxer _demuxer \
1548 aiff \
1549 pcm_alaw=alaw \
1550 asf \
1551 au \
1552 avi \
1553 dv=dv_fmt \
1554 ffm \
1555 flv=flv_fmt \
1556 gxf \
1557 matroska=mkv \
1558 mmf \
1559 mov \
1560 pcm_mulaw=mulaw \
1561 mxf \
1562 nut \
1563 ogg \
1564 rawvideo=pixfmt \
1565 rm \
1566 swf \
1567 mpegts=ts \
1568 voc \
1569 wav \
1570 yuv4mpegpipe=yuv4mpeg \
1571
6fd96d1a 1572ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder rm_muxer rm_demuxer"
57442411 1573mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83
SS
1574
1575set_ne_test_deps pixdesc
b5670209 1576set_ne_test_deps pixfmts_copy
213a4cbb 1577set_ne_test_deps pixfmts_crop
a1e171df 1578set_ne_test_deps pixfmts_hflip
213a4cbb
SS
1579set_ne_test_deps pixfmts_null
1580set_ne_test_deps pixfmts_pad
1581set_ne_test_deps pixfmts_scale
1582set_ne_test_deps pixfmts_vflip
57442411 1583
de6d9b64 1584# default parameters
8a608357 1585
19bd477d 1586logfile="config.log"
8a608357
MR
1587
1588# installation paths
c9d19248
MR
1589prefix_default="/usr/local"
1590bindir_default='${prefix}/bin'
14a8acf1 1591datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1592incdir_default='${prefix}/include'
1593libdir_default='${prefix}/lib'
1594mandir_default='${prefix}/share/man'
1595shlibdir_default="$libdir_default"
8a608357
MR
1596
1597# toolchain
121d78d0 1598ar_default="ar"
13c7df3d 1599cc_default="gcc"
a3d7c197 1600cc_version=\"unknown\"
9da6609f 1601host_cc_default="gcc"
11e6d03a 1602ln_s="ln -sf"
89641463 1603nm_default="nm"
11e6d03a 1604objformat="elf"
3f8040db 1605pkg_config_default=pkg-config
be7109c1 1606ranlib="ranlib"
4f837398 1607strip_default="strip"
11e6d03a 1608yasmexe="yasm"
301ab19d 1609nogas=":"
8a608357 1610
8182dc34
MR
1611nm_opts='-g'
1612
8a608357 1613# machine
8d4c00ed 1614arch_default=$(uname -m)
38d0a8aa 1615cpu="generic"
8a608357 1616
8a608357 1617# OS
8d4c00ed
MR
1618target_os_default=$(tolower $(uname -s))
1619host_os=$target_os_default
8a608357 1620
8a608357 1621# configurable options
5a0f7131
MR
1622enable avcodec
1623enable avdevice
cccc039f 1624enable avfilter
5a0f7131 1625enable avformat
dc4f5a1c 1626enable avutil
c8a4ae00 1627enable asm
497237c7 1628enable debug
c73f65d9 1629enable doc
aa033b1e 1630enable fastdiv
497237c7
RP
1631enable ffmpeg
1632enable ffplay
336ce917 1633enable ffprobe
497237c7 1634enable ffserver
497237c7
RP
1635enable mpegaudio_hp
1636enable network
8400d6b8 1637enable optimizations
497237c7 1638enable protocols
530dc538 1639enable static
87a0fb62 1640enable stripping
5a0f7131 1641enable swscale
a9ddb5b1 1642enable swscale_alpha
8a608357 1643
8a608357 1644# build settings
9987769a 1645SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1646FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1647LIBPREF="lib"
1648LIBSUF=".a"
c5f14466
RP
1649FULLNAME='$(NAME)$(BUILDSUF)'
1650LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1651SLIBPREF="lib"
1652SLIBSUF=".so"
c5f14466 1653SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1654SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1655SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1656LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1657
7e6c86e6
MR
1658CC_O='-o $@'
1659
f0125de9 1660host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1661host_libs='-lm'
1662
9b861379 1663target_path='$(CURDIR)'
a7ada2ba 1664
a158446b
MR
1665# since the object filename is not given with the -MM flag, the compiler
1666# is only able to print the basename, and we must add the path ourselves
c1c3933a 1667DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1668DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1669
c597172e 1670# find source path
5e622c40 1671source_path="$(dirname "$0")"
497237c7 1672enable source_path_used
24524f36 1673if test -f configure; then
5e622c40 1674 source_path="$(pwd)"
497237c7 1675 disable source_path_used
c597172e 1676else
5e622c40 1677 source_path="$(cd "$source_path"; pwd)"
c597172e 1678 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1679 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1680 test -e "$source_path/config.h" &&
1681 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1682fi
1683
13cbe2c0 1684for v in "$@"; do
b04251c5
MR
1685 r=${v#*=}
1686 l=${v%"$r"}
1687 r=$(sh_quote "$r")
29ba0911 1688 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1689done
c597172e 1690
73ef8980
MR
1691find_things(){
1692 thing=$1
1693 pattern=$2
1694 file=$source_path/$3
932ccf39 1695 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1696}
1697
1698ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1699DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1700HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1701PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1702BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1703MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1704DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1705OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1706INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1707PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1708FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1709
57442411 1710find_tests(){
b9d5f1b7 1711 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1712}
1713
1714ACODEC_TESTS=$(find_tests acodec)
1715VCODEC_TESTS=$(find_tests vsynth1)
1716LAVF_TESTS=$(find_tests lavf)
48c28162 1717LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1718SEEK_TESTS=$(find_tests seek seek_)
57442411 1719
40fe5019
MR
1720pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1721
8469ae22
MR
1722for n in $COMPONENT_LIST; do
1723 v=$(toupper ${n%s})_LIST
1724 eval enable \$$v
1725 eval ${n}_if_any="\$$v"
1726done
1727
b9d5f1b7 1728enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
c597172e
MR
1729
1730die_unknown(){
1731 echo "Unknown option \"$1\"."
1732 echo "See $0 --help for available options."
1733 exit 1
1734}
1735
794f8e97 1736show_list() {
bf0c4afa
RP
1737 suffix=_$1
1738 shift
2b444ea7 1739 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1740 exit 0
1741}
1742
c597172e 1743for opt do
7483e694
DB
1744 optval="${opt#*=}"
1745 case "$opt" in
0f010b2f 1746 --extra-ldflags=*) add_ldflags $optval
7483e694 1747 ;;
0f010b2f 1748 --extra-libs=*) add_extralibs $optval
7483e694 1749 ;;
8fb1cb58 1750 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1751 ;;
40bcf4c7
BL
1752 --enable-debug=*) debuglevel="$optval"
1753 ;;
36e2dea0 1754 --disable-everything)
1b15dc3c 1755 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1756 ;;
7483e694 1757 --enable-*=*|--disable-*=*)
8b93ddc3 1758 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1759 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1760 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1761 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1762 $action $(filter "$name" $list)
7483e694
DB
1763 ;;
1764 --enable-?*|--disable-?*)
5e622c40 1765 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1766 if is_in $option $COMPONENT_LIST; then
fed5d54b 1767 test $action = disable && action=unset
e3773a55
MR
1768 eval $action \$$(toupper ${option%s})_LIST
1769 elif is_in $option $CMDLINE_SELECT; then
1770 $action $option
1771 else
1772 die_unknown $opt
1773 fi
7483e694
DB
1774 ;;
1775 --list-*)
1776 NAME="${opt#--list-}"
1777 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1778 NAME=${NAME%s}
1779 eval show_list $NAME \$$(toupper $NAME)_LIST
1780 ;;
1781 --help|-h) show_help
1782 ;;
1783 *)
884a36a7 1784 optname="${opt%%=*}"
26759c44
MR
1785 optname="${optname#--}"
1786 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1787 if is_in $optname $CMDLINE_SET; then
1788 eval $optname='$optval'
1789 elif is_in $optname $CMDLINE_APPEND; then
1790 append $optname "$optval"
1791 else
1792 die_unknown $opt
1793 fi
7483e694
DB
1794 ;;
1795 esac
c597172e
MR
1796done
1797
bcea99bb
MR
1798disabled logging && logfile=/dev/null
1799
29ba0911 1800echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1801set >> $logfile
1802
9da6609f
MR
1803test -n "$cross_prefix" && enable cross_compile
1804
8d4c00ed
MR
1805if enabled cross_compile; then
1806 test -n "$arch" && test -n "$target_os" ||
1807 die "Must specify target arch and OS when cross-compiling"
1808fi
1809
1810set_default arch target_os
1811
121d78d0 1812ar_default="${cross_prefix}${ar_default}"
11e6d03a 1813cc_default="${cross_prefix}${cc_default}"
20e0ed95 1814nm_default="${cross_prefix}${nm_default}"
3f8040db 1815pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1816ranlib="${cross_prefix}${ranlib}"
4f837398 1817strip_default="${cross_prefix}${strip_default}"
adb2b908 1818
c5200f17
MR
1819sysinclude_default="${sysroot}/usr/include"
1820
3f8040db 1821set_default cc nm pkg_config strip sysinclude
9da6609f
MR
1822enabled cross_compile || host_cc_default=$cc
1823set_default host_cc
13c7df3d 1824
82bb3329
MR
1825exesuf() {
1826 case $1 in
1827 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1828 esac
1829}
1830
1831EXESUF=$(exesuf $target_os)
1832HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1833
e4e69e0b 1834# set temporary file name
a49d42c2 1835: ${TMPDIR:=$TEMPDIR}
c51fafa1 1836: ${TMPDIR:=$TMP}
a49d42c2 1837: ${TMPDIR:=/tmp}
e4e69e0b 1838
a210bce2 1839if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1840 # simple replacement for missing mktemp
1841 # NOT SAFE FOR GENERAL USE
1842 mktemp(){
09a5c245 1843 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1844 }
1845fi
1846
1847tmpfile(){
1848 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1849 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1850 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1851 append TMPFILES $tmp
1852 eval $1=$tmp
1853}
1854
1855trap 'rm -f -- $TMPFILES' EXIT
54460a83
MR
1856
1857tmpfile TMPC .c
1858tmpfile TMPE $EXESUF
1859tmpfile TMPH .h
1860tmpfile TMPO .o
1861tmpfile TMPS .S
a482e61b 1862tmpfile TMPV .ver
54460a83 1863tmpfile TMPSH .sh
55127e7b 1864tmpfile TMPASM .asm
54460a83
MR
1865
1866unset -f mktemp
e4e69e0b 1867
fb3c4ffc
MR
1868chmod +x $TMPE
1869
993f2d0f
MR
1870# make sure we can execute files in $TMPDIR
1871cat > $TMPSH 2>> $logfile <<EOF
1872#! /bin/sh
1873EOF
1874chmod +x $TMPSH >> $logfile 2>&1
1875if ! $TMPSH >> $logfile 2>&1; then
1876 cat <<EOF
1877Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1878variable to another directory and make sure that it is not mounted noexec.
1879EOF
1880 die "Sanity test failed."
1881fi
993f2d0f 1882
19b4c628
MR
1883filter_cflags=echo
1884filter_cppflags=echo
1885filter_asflags=echo
1886
613a4e3f
MR
1887if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1888 cc_type=llvm_gcc
1889 cc_version=__VERSION__
1890 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1891 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1892 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1893 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1894 speed_cflags='-O3'
1895 size_cflags='-Os'
1896elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1897 cc_type=gcc
a3d7c197 1898 cc_version=__VERSION__
5d57846b
MR
1899 gcc_version=$($cc --version | head -n1)
1900 gcc_basever=$($cc -dumpversion)
3ad464bf 1901 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1902 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1903 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1904 if ! $cc -dumpversion | grep -q '^2\.'; then
1905 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1906 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1907 fi
14ca9cd0
MR
1908 speed_cflags='-O3'
1909 size_cflags='-Os'
629687f6
MR
1910elif $cc --version 2>/dev/null | grep -q Intel; then
1911 cc_type=icc
6e3fa35d 1912 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1913 cc_ident=$($cc --version | head -n1)
bdefad73 1914 icc_version=$($cc -dumpversion)
07dec06e
MR
1915 CC_DEPFLAGS='-MMD'
1916 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1917 speed_cflags='-O3'
1918 size_cflags='-Os'
b05394a0 1919 noopt_cflags='-O1'
629687f6
MR
1920elif $cc -v 2>&1 | grep -q xlc; then
1921 cc_type=xlc
6e3fa35d 1922 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1923 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1924 speed_cflags='-O5'
1925 size_cflags='-O5 -qcompact'
df442a8d
MR
1926elif $cc -V 2>/dev/null | grep -q Compaq; then
1927 cc_type=ccc
6e3fa35d 1928 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1929 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1930 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1931 debuglevel=3
df442a8d 1932 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1933 speed_cflags='-fast'
1934 size_cflags='-O1'
6a0d5493 1935elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1936 test -d "$sysroot" || die "No valid sysroot specified."
1937 cc_type=armcc
6e3fa35d 1938 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1939 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1940 armcc_conf="$PWD/armcc.conf"
1941 $cc --arm_linux_configure \
1942 --arm_linux_config_file="$armcc_conf" \
1943 --configure_sysroot="$sysroot" \
1944 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1945 die "Error creating armcc configuration file."
bcafde61 1946 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1947 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1948 as_default="${cross_prefix}gcc"
07dec06e
MR
1949 CC_DEPFLAGS='-MMD'
1950 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1951 speed_cflags='-O3'
1952 size_cflags='-Os'
d0f0f628 1953 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
1954elif $cc -version 2>/dev/null | grep -q TMS470; then
1955 cc_type=tms470
6e3fa35d 1956 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 1957 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
1958 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1959 CC_O='-fr=$(@D)'
1960 as_default="${cross_prefix}gcc"
1961 ld_default="${cross_prefix}gcc"
6fec122a
MR
1962 TMPO=$(basename $TMPC .c).o
1963 append TMPFILES $TMPO
1964 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1965 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1966 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1967 speed_cflags='-O3 -mf=5'
1968 size_cflags='-O3 -mf=2'
6fec122a
MR
1969 filter_cflags=tms470_flags
1970 tms470_flags(){
1971 for flag; do
1972 case $flag in
1973 -march=*|-mcpu=*)
1974 case "${flag#*=}" in
1975 armv7-a|cortex-a*) echo -mv=7a8 ;;
1976 armv7-r|cortex-r*) echo -mv=7r4 ;;
1977 armv7-m|cortex-m*) echo -mv=7m3 ;;
1978 armv6*|arm11*) echo -mv=6 ;;
1979 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1980 echo -mv=5e ;;
1981 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1982 esac
1983 ;;
1984 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1985 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1986 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1987 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1988 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1989 -g) echo -g -mn ;;
587d24ff 1990 -pds=*) echo $flag ;;
6fec122a
MR
1991 esac
1992 done
1993 }
06da6943
DC
1994elif $cc -v 2>&1 | grep -q clang; then
1995 cc_type=clang
b67a8f49
DC
1996 $cc -dM -E $TMPC | grep -q __clang_version__ &&
1997 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 1998 cc_ident=$($cc --version | head -n1)
06da6943
DC
1999 CC_DEPFLAGS='-MMD'
2000 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2001 speed_cflags='-O3'
2002 size_cflags='-Os'
2a472e9c
MK
2003elif $cc -V 2>&1 | grep -q Sun; then
2004 cc_type=suncc
2005 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2006 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2007 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2008 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
2009 speed_cflags='-O5'
2010 size_cflags='-O5 -xspace'
03279bbe
MK
2011 filter_cflags=suncc_flags
2012 suncc_flags(){
2013 for flag; do
2014 case $flag in
2015 -march=*|-mcpu=*)
2016 case "${flag#*=}" in
2017 native) echo -xtarget=native ;;
87ddc38b 2018 v9|niagara) echo -xarch=sparc ;;
03279bbe 2019 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2020 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2021 i586|pentium) echo -xchip=pentium ;;
2022 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2023 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2024 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2025 pentium4*) echo -xtarget=pentium4 ;;
2026 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2027 *-sse3) echo -xarch=sse3 ;;
2028 core2) echo -xarch=ssse3 -xchip=core2 ;;
2029 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2030 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2031 k8|opteron|athlon64|athlon-fx)
2032 echo -xarch=sse2a ;;
2033 athlon*) echo -xarch=pentium_proa ;;
2034 esac
2035 ;;
2036 -std=c99) echo -xc99 ;;
2037 -fomit-frame-pointer) echo -xregs=frameptr ;;
2038 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2039 -W*,*) echo $flag ;;
2040 -f*-*|-W*) ;;
2041 *) echo $flag ;;
2042 esac
2043 done
2044 }
180ec37d 2045elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2046 cc_type=pathscale
2047 cc_version=__PATHSCALE__
2048 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2049 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2050 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2051 speed_cflags='-O2'
2052 size_cflags='-Os'
6de163e9
MR
2053elif $cc -v 2>&1 | grep -q Open64; then
2054 cc_type=open64
2055 cc_version=__OPEN64__
2056 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2057 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2058 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2059 speed_cflags='-O2'
2060 size_cflags='-Os'
629687f6
MR
2061fi
2062
851ffa80
MR
2063test -n "$cc_type" && enable $cc_type ||
2064 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2065
75bafbac 2066: ${as_default:=$cc}
50567afa 2067: ${dep_cc_default:=$cc}
684b28e0 2068: ${ld_default:=$cc}
121d78d0 2069set_default ar as dep_cc ld
75800dce 2070
07dec06e
MR
2071test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2072test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2073
7f32f40c 2074add_cflags $extra_cflags
2f2e6c7c 2075add_asflags $extra_cflags
7f32f40c 2076
154d432c
MR
2077if test -n "$sysroot"; then
2078 case "$cc_type" in
00ba041c 2079 gcc|llvm_gcc|clang)
467256f2 2080 add_cppflags --sysroot="$sysroot"
154d432c
MR
2081 add_ldflags --sysroot="$sysroot"
2082 ;;
6fec122a
MR
2083 tms470)
2084 add_cppflags -I"$sysinclude"
2085 add_ldflags --sysroot="$sysroot"
2086 ;;
154d432c
MR
2087 esac
2088fi
2089
d22c13a8
MR
2090if test "$cpu" = host; then
2091 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2092
2093 case "$cc_type" in
613a4e3f 2094 gcc|llvm_gcc)
d22c13a8
MR
2095 check_native(){
2096 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
2097 sed -n "/$1=/{
2098 s/.*$1=\\([^ ]*\\).*/\\1/
2099 p
2100 q
2101 }" $TMPE
d22c13a8
MR
2102 }
2103 cpu=$(check_native -march || check_native -mcpu)
2104 ;;
2105 esac
2106
2107 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2108fi
2109
e939cedd
MR
2110# Deal with common $arch aliases
2111case "$arch" in
2112 arm*)
2113 arch="arm"
2114 ;;
2115 mips|mipsel|IP*)
2116 arch="mips"
2117 ;;
47b1860e 2118 mips64*)
e939cedd
MR
2119 arch="mips"
2120 subarch="mips64"
2121 ;;
2122 parisc|hppa)
2123 arch="parisc"
2124 ;;
2125 parisc64|hppa64)
2126 arch="parisc"
2127 subarch="parisc64"
2128 ;;
2129 "Power Macintosh"|ppc|powerpc)
2130 arch="ppc"
2131 ;;
47b1860e 2132 ppc64|powerpc64)
e939cedd
MR
2133 arch="ppc"
2134 subarch="ppc64"
2135 ;;
2136 s390|s390x)
2137 arch="s390"
2138 ;;
2139 sh4|sh)
2140 arch="sh4"
2141 ;;
2142 sun4u|sparc64)
2143 arch="sparc"
2144 subarch="sparc64"
2145 ;;
d33ed7b3 2146 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2147 arch="x86"
2148 ;;
2149esac
2150
851ffa80 2151is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2152enable $arch
e939cedd 2153
df5cdc24 2154# Add processor-specific flags
5d54c126
MR
2155if test "$cpu" = generic; then
2156 : do nothing
2157elif enabled ppc; then
343aef9b 2158
56348891
MR
2159 case $(tolower $cpu) in
2160 601|ppc601|powerpc601)
9dbd5c3d 2161 cpuflags="-mcpu=601"
64ad53ff 2162 disable altivec
9dbd5c3d 2163 ;;
56348891 2164 603*|ppc603*|powerpc603*)
9dbd5c3d 2165 cpuflags="-mcpu=603"
64ad53ff 2166 disable altivec
9dbd5c3d 2167 ;;
56348891 2168 604*|ppc604*|powerpc604*)
9dbd5c3d 2169 cpuflags="-mcpu=604"
64ad53ff 2170 disable altivec
9dbd5c3d 2171 ;;
56348891 2172 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2173 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2174 disable altivec
9dbd5c3d 2175 ;;
56348891 2176 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2177 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2178 ;;
56348891 2179 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2180 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2181 ;;
56348891 2182 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2183 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2184 ;;
56348891 2185 cell)
9dbd5c3d
MR
2186 cpuflags="-mcpu=cell"
2187 enable ldbrx
2188 ;;
7b0b81a1
AL
2189 e500v2)
2190 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2191 disable altivec
2192 ;;
2193 e500)
2194 cpuflags="-mcpu=8540 -mhard-float"
2195 disable altivec
2196 ;;
9dbd5c3d 2197 esac
343aef9b
MR
2198
2199elif enabled x86; then
2200
9dbd5c3d
MR
2201 case $cpu in
2202 i[345]86|pentium)
2203 cpuflags="-march=$cpu"
2204 disable mmx
2205 ;;
2206 # targets that do NOT support conditional mov (cmov)
2207 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2208 cpuflags="-march=$cpu"
2209 disable cmov
2210 ;;
2211 # targets that do support conditional mov (cmov)
e90aa6ed 2212 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2213 cpuflags="-march=$cpu"
2214 enable cmov
2215 enable fast_cmov
2216 ;;
2217 # targets that do support conditional mov but on which it's slow
2218 pentium4|pentium4m|prescott|nocona)
2219 cpuflags="-march=$cpu"
2220 enable cmov
2221 disable fast_cmov
2222 ;;
2223 esac
343aef9b
MR
2224
2225elif enabled sparc; then
2226
9dbd5c3d 2227 case $cpu in
26b7199e
MK
2228 niagara)
2229 cpuflags="-mcpu=$cpu"
2230 disable vis
2231 ;;
9dbd5c3d
MR
2232 sparc64)
2233 cpuflags="-mcpu=v9"
2234 ;;
2235 esac
343aef9b
MR
2236
2237elif enabled arm; then
2238
34ba23c9
MR
2239 case $cpu in
2240 armv*)
2241 cpuflags="-march=$cpu"
c2eae137 2242 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2243 ;;
2244 *)
2245 cpuflags="-mcpu=$cpu"
c2eae137
MR
2246 case $cpu in
2247 cortex-a*) subarch=armv7a ;;
2248 cortex-r*) subarch=armv7r ;;
2249 cortex-m*) subarch=armv7m ;;
2250 arm11*) subarch=armv6 ;;
2251 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2252 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2253 esac
34ba23c9
MR
2254 ;;
2255 esac
343aef9b
MR
2256
2257elif enabled alpha; then
2258
34ba23c9 2259 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2260
2261elif enabled bfin; then
2262
34ba23c9 2263 cpuflags="-mcpu=$cpu"
343aef9b
MR
2264
2265elif enabled mips; then
2266
34ba23c9 2267 cpuflags="-march=$cpu"
343aef9b
MR
2268
2269elif enabled avr32; then
2270
9dbd5c3d
MR
2271 case $cpu in
2272 ap7[02]0[0-2])
2273 subarch="avr32_ap"
2274 cpuflags="-mpart=$cpu"
2275 ;;
2276 ap)
2277 subarch="avr32_ap"
2278 cpuflags="-march=$cpu"
2279 ;;
2280 uc3[ab]*)
2281 subarch="avr32_uc"
2282 cpuflags="-mcpu=$cpu"
2283 ;;
2284 uc)
2285 subarch="avr32_uc"
2286 cpuflags="-march=$cpu"
2287 ;;
2288 esac
df5cdc24 2289
343aef9b
MR
2290fi
2291
df5cdc24
MR
2292add_cflags $cpuflags
2293add_asflags $cpuflags
2294
993f2d0f
MR
2295# compiler sanity check
2296check_exec <<EOF
2297int main(void){ return 0; }
2298EOF
2299if test "$?" != 0; then
2300 echo "$cc is unable to create an executable file."
2301 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2302 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2303 echo "Only do this if you know what cross compiling means."
2304 fi
2305 die "C compiler test failed."
2306fi
2307
38a9c529 2308add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2309check_cflags -std=c99
50a334e4 2310check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2311#include <stdlib.h>
2312EOF
50a334e4 2313check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2314#include <stdlib.h>
2315EOF
e9b9a2f8 2316
f0125de9
MR
2317check_host_cflags -std=c99
2318
b24dbcbd 2319case "$arch" in
e939cedd 2320 alpha|ia64|mips|parisc|sparc)
8a3c8627 2321 spic=$shared
b24dbcbd 2322 ;;
e939cedd 2323 x86)
cfdb6148 2324 subarch="x86_32"
e939cedd 2325 check_cc <<EOF && subarch="x86_64"
58b3536d 2326 int test[(int)sizeof(char*) - 7];
cfdb6148 2327EOF
de27f4d9 2328 if test "$subarch" = "x86_64"; then
e939cedd 2329 spic=$shared
de27f4d9 2330 fi
b24dbcbd 2331 ;;
b24dbcbd
RP
2332esac
2333
343aef9b 2334enable $subarch
8a3c8627 2335enabled spic && enable pic
b24dbcbd 2336
7483e694 2337# OS specific
4f854758 2338case $target_os in
a1629e28 2339 haiku)
63ae7e7c 2340 prefix_default="/boot/common"
108caaaa 2341 network_extralibs="-lnetwork"
f59c4bd6 2342 host_libs=
a1629e28 2343 ;;
7483e694
DB
2344 sunos)
2345 FFSERVERLDFLAGS=""
9987769a 2346 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2347 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2348 network_extralibs="-lsocket -lnsl"
50a334e4 2349 add_cppflags -D__EXTENSIONS__
8182dc34 2350 nm_opts='-P -g'
7483e694
DB
2351 ;;
2352 netbsd)
a1e4b3f6 2353 disable symver
07a8eef6
MR
2354 oss_indev_extralibs="-lossaudio"
2355 oss_outdev_extralibs="-lossaudio"
2138dc99 2356 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2357 ;;
2358 openbsd)
89e053f8 2359 enable malloc_aligned
7c4a001a 2360 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2361 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2362 # however the generated executable will not do anything
2363 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2364 # Thus explicitly enable PIC here.
cd78208b 2365 enable pic
a1e4b3f6 2366 disable symver
7483e694 2367 SHFLAGS='-shared'
07a8eef6
MR
2368 oss_indev_extralibs="-lossaudio"
2369 oss_outdev_extralibs="-lossaudio"
7483e694 2370 ;;
a1e4b3f6
MR
2371 dragonfly)
2372 enable malloc_aligned
2373 disable symver
2374 ;;
2375 freebsd)
89e053f8 2376 enable malloc_aligned
7483e694
DB
2377 ;;
2378 bsd/os)
355d81df 2379 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2380 strip="strip -d"
2381 ;;
2382 darwin)
89e053f8 2383 enable malloc_aligned
301ab19d 2384 gas="gas-preprocessor.pl $cc"
e08b8239 2385 enabled ppc && add_asflags -force_cpusubtype_ALL
dff68563
SM
2386 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2387 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
be90cd27 2388 strip="${strip} -x"
355d81df 2389 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2390 SLIBSUF=".dylib"
2391 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2392 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2393 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2394 objformat="macho"
1b0f6fb8 2395 enabled x86_64 && objformat="macho64"
8dfa86f7 2396 enabled_any pic shared ||
2704bd1a 2397 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2398 ;;
2399 mingw32*)
9d3f4f50 2400 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2401 disable network
2402 else
2403 target_os=mingw32
2404 fi
dcc01c06 2405 LIBTARGET=i386
1fc9fb8a 2406 if enabled x86_64; then
89e053f8 2407 enable malloc_aligned
dcc01c06 2408 LIBTARGET=x64
336cc1b0
MS
2409 elif enabled arm; then
2410 LIBTARGET=arm
dcc01c06 2411 fi
fbd971a4 2412 shlibdir_default="$bindir_default"
7483e694
DB
2413 disable ffserver
2414 SLIBPREF=""
2415 SLIBSUF=".dll"
7483e694
DB
2416 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2417 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
ec10a9ab 2418 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2419 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2420 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2421 install -d "$(LIBDIR)"; \
2422 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2423 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2424 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2425 objformat="win32"
ec10a9ab 2426 dlltool="${cross_prefix}dlltool"
bc574408 2427 enable dos_paths
1894e741 2428 check_cflags -fno-common
e26011d0
RP
2429 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2430 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2431 die "ERROR: MinGW runtime version must be >= 3.15."
7483e694
DB
2432 ;;
2433 cygwin*)
4f854758 2434 target_os=cygwin
fbd971a4 2435 shlibdir_default="$bindir_default"
7483e694
DB
2436 SLIBPREF="cyg"
2437 SLIBSUF=".dll"
2438 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2439 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2440 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2441 objformat="win32"
bc574408 2442 enable dos_paths
1894e741 2443 check_cflags -fno-common
7483e694 2444 ;;
4f365f37 2445 *-dos|freedos|opendos)
fdf11906 2446 disable ffplay ffserver
4f365f37
MK
2447 disable $INDEV_LIST $OUTDEV_LIST
2448 network_extralibs="-lsocket"
ff1c015d 2449 objformat="coff"
bc574408 2450 enable dos_paths
4f365f37 2451 ;;
7483e694 2452 linux)
7483e694
DB
2453 enable dv1394
2454 ;;
2455 irix*)
4f854758 2456 target_os=irix
7483e694
DB
2457 ranlib="echo ignoring ranlib"
2458 ;;
d22e8442 2459 os/2*)
cc4e9d2a 2460 strip="lxlite -CS"
d22e8442 2461 ln_s="cp -f"
355d81df 2462 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2463 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2464 FFSERVERLDFLAGS=""
287d3b13 2465 LIBSUF="_s.a"
d22e8442
DY
2466 SLIBPREF=""
2467 SLIBSUF=".dll"
2468 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2469 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2470 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2471 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2472 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2473 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2474 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2475 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2476 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2477 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2478 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2479 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2480 enable dos_paths
d22e8442 2481 ;;
83993c1c
AM
2482 gnu/kfreebsd)
2483 ;;
34e82167 2484 gnu)
34e82167 2485 ;;
d33ed7b3
MR
2486 qnx)
2487 add_cppflags -D_QNX_SOURCE
2488 network_extralibs="-lsocket"
2489 ;;
614d8911
MR
2490 none)
2491 ;;
7483e694 2492 *)
4f924f9a 2493 die "Unknown OS '$target_os'."
7483e694
DB
2494 ;;
2495esac
2496
29ba0911 2497echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
db7515fd 2498
13cb2187
AS
2499check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2500
c9d19248
MR
2501set_default $PATHS_LIST
2502
320d060a 2503# we need to build at least one lib type
93b3c083 2504if ! enabled_any static shared; then
320d060a
DB
2505 cat <<EOF
2506At least one library type must be built.
2507Specify --enable-static to build the static libraries or --enable-shared to
2508build the shared libraries as well. To only build the shared libraries specify
2509--disable-static in addition to --enable-shared.
2510EOF
2511 exit 1;
2512fi
2513
abc4e572 2514disabled static && LIBNAME=""
2a320695 2515
2184c6f7 2516die_license_disabled() {
4c27207c 2517 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2518}
2519
2184c6f7 2520die_license_disabled gpl libx264
de295976 2521die_license_disabled gpl libxavs
2184c6f7
DB
2522die_license_disabled gpl libxvid
2523die_license_disabled gpl postproc
2524die_license_disabled gpl x11grab
2525
2f7ae63b 2526die_license_disabled nonfree libfaac
b2e3c528 2527
0b175caa
DB
2528die_license_disabled version3 libopencore_amrnb
2529die_license_disabled version3 libopencore_amrwb
2530
9cad0e4e 2531enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2532
40617a6d 2533disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2534
e276d9e8
MR
2535enable_pic() {
2536 enable pic
bce7b696
MR
2537 add_cppflags -DPIC
2538 add_cflags -fPIC
2539 add_asflags -fPIC
e276d9e8
MR
2540}
2541
2542enabled pic && enable_pic
bce7b696 2543
b4d96ba2
MR
2544check_cc <<EOF || die "Symbol mangling check failed."
2545int ff_extern;
2546EOF
8182dc34 2547sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2548extern_prefix=${sym%%ff_extern*}
2549
f65883c8
MR
2550check_cc <<EOF && enable inline_asm
2551void foo(void) { __asm__ volatile ("" ::); }
2552EOF
61d251db 2553
df5e3978
MR
2554_restrict=
2555for restrict_keyword in restrict __restrict__ __restrict; do
2556 check_cc <<EOF && _restrict=$restrict_keyword && break
2557void foo(char * $restrict_keyword p);
2558EOF
2559done
2560
2561check_cc <<EOF && enable attribute_packed
2562struct { int x; } __attribute__((packed)) x;
2563EOF
2564
dffb41b9
MR
2565check_cc <<EOF && enable attribute_may_alias
2566union { int x; } __attribute__((may_alias)) x;
2567EOF
2568
df5e3978
MR
2569check_cc <<EOF || die "endian test failed"
2570unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2571EOF
48fc536a 2572od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2573
e939cedd
MR
2574if enabled alpha; then
2575
2576 check_cflags -mieee
2577
2578elif enabled arm; then
e45391bb 2579
50fa82e6 2580 check_cflags -marm
301ab19d 2581 nogas=die
50fa82e6 2582
44caaa56
MR
2583 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2584 enable vfp_args
2585 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2586 case "${cross_prefix:-$cc}" in
2587 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2588 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2589__asm__ (".eabi_attribute 28, 1");
2590int main(void) { return 0; }
2591EOF
44caaa56
MR
2592 esac
2593 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2594 fi
fa0912fe
MR
2595
2596 # We have to check if pld is a nop and disable it.
2597 check_asm pld '"pld [r0]"'
2598
2599 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2600 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2601 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2602 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2603 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2604 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2605
e276d9e8
MR
2606 enabled_all armv6t2 shared !pic && enable_pic
2607
fa0912fe 2608elif enabled mips; then
e45391bb 2609
fa0912fe
MR
2610 check_asm loongson '"dmult.g $1, $2, $3"'
2611 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2612
fa0912fe 2613elif enabled ppc; then
e45391bb 2614
e6a0c354
MR
2615 enable local_aligned_8 local_aligned_16
2616
135448fa 2617 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2618 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2619 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2620 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2621
2622 # AltiVec flags: The FSF version of GCC differs from the Apple version
2623 if enabled altivec; then
301ab19d 2624 nogas=warn
fa0912fe
MR
2625 check_cflags -maltivec -mabi=altivec &&
2626 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2627 check_cflags -faltivec
2628
2629 # check if our compiler supports Motorola AltiVec C API
2630 check_cc <<EOF || disable altivec
2631$inc_altivec_h
2632int main(void) {
2633 vector signed int v1, v2, v3;
2634 v1 = vec_add(v2,v3);
2635 return 0;
2636}
2637EOF
2638
2639 # check if our compiler supports braces for vector declarations
2640 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2641$inc_altivec_h
2642int main (void) { (vector int) {1}; return 0; }
2643EOF
2644 fi
e45391bb 2645
fa0912fe 2646elif enabled sparc; then
e45391bb 2647
fa0912fe
MR
2648 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2649 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2650
fa0912fe 2651elif enabled x86; then
e45391bb 2652
e6a0c354
MR
2653 enable local_aligned_8 local_aligned_16
2654
44965991
PI
2655 # check whether EBP is available on x86
2656 # As 'i' is stored on the stack, this program will crash
2657 # if the base pointer is used to access it because the
2658 # base pointer is cleared in the inline assembly code.
7dfef245 2659 check_exec_crash <<EOF && enable ebp_available
44965991 2660 volatile int i=0;
be449fca 2661 __asm__ volatile (
44965991
PI
2662 "xorl %%ebp, %%ebp"
2663 ::: "%ebp");
2664 return i;
44965991
PI
2665EOF
2666
f494213c 2667 # check whether EBX is available on x86
7cee5421
MR
2668 check_asm ebx_available '""::"b"(0)' &&
2669 check_asm ebx_available '"":::"%ebx"'
8e380710 2670
6f74fb03
RP
2671 # check whether xmm clobbers are supported
2672 check_asm xmm_clobbers '"":::"%xmm0"'
2673
d3a4b4e0
DB
2674 # check whether more than 10 operands are supported
2675 check_cc <<EOF && enable ten_operands
2676int main(void) {
2677 int x=0;
2678 __asm__ volatile(
2679 ""
2680 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2681 );
2682 return 0;
2683}
2684EOF
2685
d7f0920b 2686 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2687 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2688 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2689
2690 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2691
9cca1e40 2692 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2693 if check_cmd $yasmexe --version; then
2694 enabled x86_64 && yasm_extra="-m amd64"
2695 yasm_debug="-g dwarf2"
2696 elif check_cmd nasm -v; then
2697 yasmexe=nasm
2698 yasm_debug="-g -F dwarf"
2699 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2700 fi
2701
2702 YASMFLAGS="-f $objformat $yasm_extra"
2703 enabled pic && append YASMFLAGS "-DPIC"
2704 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2705 case "$objformat" in
2706 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2707 esac
2708
48545a8f 2709 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2710 die "yasm not found, use --disable-yasm for a crippled build"
87f1355f 2711 check_yasm "vpaddw xmm0, xmm0, xmm0" || disable avx
31a0dcb2 2712 fi
e45391bb 2713
669b5583
MR
2714 case "$cpu" in
2715 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2716 disable fast_clz
2717 ;;
2718 esac
2719
44965991
PI
2720fi
2721
301ab19d
MR
2722if enabled asm; then
2723 as=${gas:=$as}
2724 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2725 $nogas "GNU assembler not found, install gas-preprocessor"
2726fi
2727
a98bb16d
RP
2728if check_func dlopen; then
2729 ldl=
2730elif check_func dlopen -ldl; then
2731 ldl=-ldl
8bf5d58f
MN
2732fi
2733
54fe299b
DV
2734if enabled network; then
2735 check_type "sys/types.h sys/socket.h" socklen_t
2736 check_type netdb.h "struct addrinfo"
2737 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2738 check_type netinet/in.h "struct sockaddr_in6"
2739 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2740 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2741 # Prefer arpa/inet.h over winsock2
2742 if check_header arpa/inet.h ; then
2743 check_func closesocket
2744 elif check_header winsock2.h ; then
2745 check_func_headers winsock2.h closesocket -lws2 && \
2746 network_extralibs="-lws2" || \
2747 { check_func_headers winsock2.h closesocket -lws2_32 && \
2748 network_extralibs="-lws2_32"; }
2749 check_type ws2tcpip.h socklen_t
2750 check_type ws2tcpip.h "struct addrinfo"
2751 check_type ws2tcpip.h "struct ipv6_mreq"
2752 check_type ws2tcpip.h "struct sockaddr_in6"
2753 check_type ws2tcpip.h "struct sockaddr_storage"
2754 check_struct winsock2.h "struct sockaddr" sa_len
2755 else
2756 disable network
2757 fi
2758fi
2759
75ecf149
DB
2760# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2761check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2762
534a2231 2763check_func fcntl
7483e694 2764check_func fork
84882df6 2765check_func getaddrinfo $network_extralibs
7483e694
DB
2766check_func gethrtime
2767check_func getrusage
fc5607f8 2768check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2769check_func inet_aton $network_extralibs
abfc8d05 2770check_func isatty
4ae40685 2771check_func ${malloc_prefix}memalign && enable memalign
7483e694 2772check_func mkstemp
0328b9ea 2773check_func mmap
4ae40685 2774check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2775check_func setrlimit
87958234 2776check_func strerror_r
47941088 2777check_func strtok_r
b507ebd1 2778check_func_headers io.h setmode
e4673692 2779check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2780check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2781check_func_headers windows.h GetProcessTimes
73f6d31e 2782check_func_headers windows.h MapViewOfFile
7c5bfe7a 2783check_func_headers windows.h VirtualAlloc
6ffa87d3 2784
e16e49ac 2785check_header conio.h
a98bb16d 2786check_header dlfcn.h
92c6a099 2787check_header dxva2api.h
a98bb16d 2788check_header malloc.h
bf6ce82d 2789check_header poll.h
b58412f1 2790check_header sys/mman.h
b091aa44 2791check_header sys/resource.h
bf6ce82d 2792check_header sys/select.h
272081b0
CEH
2793check_header vdpau/vdpau.h
2794check_header vdpau/vdpau_x11.h
68178ca9 2795check_header X11/extensions/XvMClib.h
a98bb16d 2796
9104cd51
RP
2797check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2798
89e053f8
MR
2799if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2800 enabled_any $need_memalign ; then
1f91cdce 2801 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2802fi
e16e49ac 2803
a4fa192c 2804disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2805disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2806
2807# check for some common methods of building with pthread support
2808# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2809if ! disabled pthreads && ! enabled w32threads; then
2810 enable pthreads
9e7fd101
MR
2811 if check_func pthread_create; then
2812 :
2813 elif check_func pthread_create -pthread; then
2814 add_cflags -pthread
afc9aee2 2815 add_extralibs -pthread
9e7fd101
MR
2816 elif check_func pthread_create -pthreads; then
2817 add_cflags -pthreads
afc9aee2 2818 add_extralibs -pthreads
8d94f606
GT
2819 elif check_func pthread_create -lpthreadGC2; then
2820 add_extralibs -lpthreadGC2
9e7fd101 2821 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2822 disable pthreads
9e7fd101 2823 fi
57bd82d4
MR
2824fi
2825
8eee7025 2826for thread in $THREADS_LIST; do
e5f94c2b 2827 if enabled $thread; then
3ae3b721
RP
2828 test -n "$thread_type" &&
2829 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2830 thread_type="$thread"
e5f94c2b
RP
2831 fi
2832done
2833
fdf88598 2834check_lib math.h sin -lm
edd43c95 2835disabled vaapi || check_lib va/va.h vaInitialize -lva
fdf88598 2836
645d2652
MR
2837check_mathfunc exp2
2838check_mathfunc exp2f
2839check_mathfunc llrint
07876e25 2840check_mathfunc llrintf
645d2652
MR
2841check_mathfunc log2
2842check_mathfunc log2f
2843check_mathfunc lrint
2844check_mathfunc lrintf
2845check_mathfunc round
2846check_mathfunc roundf
2847check_mathfunc truncf
f32adb22 2848
57bd82d4 2849# these are off by default, so fail if requested and not available
a1b3c5a3 2850enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2851enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
4fa18c56
MR
2852enabled libdirac && require_pkg_config dirac \
2853 "libdirac_decoder/dirac_parser.h libdirac_encoder/dirac_encoder.h" \
2854 "dirac_decoder_init dirac_encoder_init"
79fda097 2855enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
5af41508 2856enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2857enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2858enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2859enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2860enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2861enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2862enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
4fa18c56
MR
2863enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2864enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2865enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2866enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2867enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2868enabled libvpx && {
2869 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2870 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2871 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2872 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2873enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
5dd97520
JGG
2874 { check_cpp_condition x264.h "X264_BUILD >= 99" ||
2875 die "ERROR: libx264 version must be >= 0.99."; }
de295976 2876enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2877enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2878enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2879
0b4a1821
AS
2880# libdc1394 check
2881if enabled libdc1394; then
2882 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2883 enable libdc1394_2; } ||
2884 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2885 enable libdc1394_1; } ||
2886 die "ERROR: No version of libdc1394 found "
2887fi
2888
8f1b06c8 2889if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
aa692d54
MR
2890 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2891 enable sdl &&
2892 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2893fi
57bd82d4 2894
2270b4b2 2895texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2896
06e31011
RP
2897check_header linux/videodev.h
2898check_header linux/videodev2.h
1b6e8b73 2899check_header sys/videoio.h
47f38850 2900
27796dc3 2901check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2902# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2903# w32api 3.12 had it defined wrong
2904check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 2905
f8aa696f 2906# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2907{ check_header dev/bktr/ioctl_meteor.h &&
2908 check_header dev/bktr/ioctl_bt848.h; } ||
2909{ check_header machine/ioctl_meteor.h &&
2910 check_header machine/ioctl_bt848.h; } ||
2911{ check_header dev/video/meteor/ioctl_meteor.h &&
2912 check_header dev/video/bktr/ioctl_bt848.h; } ||
2913check_header dev/ic/bt8xx.h
f8aa696f 2914
c7682de0
RP
2915check_header sys/soundcard.h
2916check_header soundcard.h
deb29777 2917
b6f3d925 2918enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2919
0e57fe17 2920enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2921
56a059ac 2922enabled x11grab &&
f58f4ce1
GP
2923check_header X11/Xlib.h &&
2924check_header X11/extensions/XShm.h &&
0a045661 2925check_header X11/extensions/Xfixes.h &&
f58f4ce1 2926check_func XOpenDisplay -lX11 &&
781c1aa6
R
2927check_func XShmCreateImage -lX11 -lXext &&
2928check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2929
598ef02b 2930if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2931check_cpp_condition \
2932 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2933 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2934 disable vdpau; }
abf649c7 2935fi
deda2a4a 2936
95e561ec 2937enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2938
2939# add some useful compiler flags if supported
2940check_cflags -Wdeclaration-after-statement
dcd479c0 2941check_cflags -Wall
440e3b2f 2942check_cflags -Wno-parentheses
dcd479c0 2943check_cflags -Wno-switch
c07bd6a9
MN
2944check_cflags -Wdisabled-optimization
2945check_cflags -Wpointer-arith
2946check_cflags -Wredundant-decls
cc1fb623 2947check_cflags -Wno-pointer-sign
f4929996 2948check_cflags -Wcast-qual
9aceb3cf 2949check_cflags -Wwrite-strings
652a5bf6 2950check_cflags -Wtype-limits
764551c6 2951check_cflags -Wundef
fc298fd9 2952check_cflags -Wmissing-prototypes
5af4e0cc 2953enabled extra_warnings && check_cflags -Winline
cf9d24ad 2954
57bd82d4 2955# add some linker flags
5c0e9479 2956check_ldflags -Wl,--warn-common
8351d2ba 2957check_ldflags -Wl,--as-needed
737eb597 2958check_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'
fef2d661 2959test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 2960
a482e61b 2961echo "X{};" > $TMPV
b462d132 2962if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 2963 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
2964 check_cc <<EOF && enable symver_asm_label
2965void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 2966void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
2967EOF
2968 check_cc <<EOF && enable symver_gnu_asm
2969__asm__(".symver ff_foo,av_foo@VERSION");
2970void ff_foo(void) {}
2971EOF
2972fi
a482e61b 2973
bd2216e4 2974if enabled small; then
14ca9cd0 2975 add_cflags $size_cflags
8400d6b8
DB
2976 optimizations="small"
2977elif enabled optimizations; then
14ca9cd0 2978 add_cflags $speed_cflags
b05394a0
MR
2979else
2980 add_cflags $noopt_cflags
cddf3f45 2981fi
11fdbc44 2982check_cflags -fno-math-errno
b2eb2ff0 2983check_cflags -fno-signed-zeros
cddf3f45 2984
629687f6 2985if enabled icc; then
b1598b58
MR
2986 # Just warnings, no remarks
2987 check_cflags -w1
2988 # -wd: Disable following warnings
2989 # 144, 167, 556: -Wno-pointer-sign
2990 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 2991 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 2992 # 10156: ignoring option '-W'; no argument required
f1c7c6ae 2993 check_cflags -wd144,167,556,10006,10148,10156
b1598b58
MR
2994 # 11030: Warning unknown option --as-needed
2995 # 10156: ignoring option '-export'; no argument required
2996 check_ldflags -wd10156,11030
2997 # Allow to compile with optimizations
2998 check_ldflags -march=$cpu
be2cf98a
CEH
2999 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3000 enable ebp_available
bdefad73
MR
3001 if enabled x86_32; then
3002 test ${icc_version%%.*} -ge 11 && \
3003 check_cflags -falign-stack=maintain-16-byte || \
3004 disable aligned_stack
3005 fi
df442a8d
MR
3006elif enabled ccc; then
3007 # disable some annoying warnings
3008 add_cflags -msg_disable cvtu32to64
3009 add_cflags -msg_disable embedcomment
3010 add_cflags -msg_disable needconstext
3011 add_cflags -msg_disable nomainieee
3012 add_cflags -msg_disable ptrmismatch1
3013 add_cflags -msg_disable unreachcode
973859f5
MR
3014elif enabled gcc; then
3015 check_cflags -fno-tree-vectorize
765e6134 3016 check_cflags -Werror=implicit-function-declaration
de63bfec 3017 check_cflags -Werror=missing-prototypes
613a4e3f
MR
3018elif enabled llvm_gcc; then
3019 check_cflags -mllvm -stack-alignment=16
06da6943 3020elif enabled clang; then
5c8ef670 3021 check_cflags -mllvm -stack-alignment=16
06da6943 3022 check_cflags -Qunused-arguments
138132be
MR
3023elif enabled armcc; then
3024 # 2523: use of inline assembler is deprecated
bcafde61
MR
3025 add_cflags -W${armcc_opt},--diag_suppress=2523
3026 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3027 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3028 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
587d24ff
MR
3029elif enabled tms470; then
3030 add_cflags -pds=824 -pds=837
5f3b8314
MR
3031elif enabled pathscale; then
3032 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3033fi
3034
7483e694
DB
3035enabled_any $THREADS_LIST && enable threads
3036
3037check_deps $CONFIG_LIST \
b6bb00b0 3038 $CONFIG_EXTRA \
7483e694
DB
3039 $HAVE_LIST \
3040 $DECODER_LIST \
3041 $ENCODER_LIST \
5666fd73 3042 $HWACCEL_LIST \
7483e694
DB
3043 $PARSER_LIST \
3044 $BSF_LIST \
3045 $DEMUXER_LIST \
3046 $MUXER_LIST \
f7679c54 3047 $FILTER_LIST \
7483e694
DB
3048 $INDEV_LIST \
3049 $OUTDEV_LIST \
3050 $PROTOCOL_LIST \
57442411
MR
3051 $ACODEC_TESTS \
3052 $VCODEC_TESTS \
3053 $LAVF_TESTS \
48c28162 3054 $LAVFI_TESTS \
b9d5f1b7 3055 $SEEK_TESTS \
f70f03f6 3056
3bfd582c 3057enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3058
3e89171a 3059echo "install prefix $prefix"
f36958f8
DB
3060echo "source path $source_path"
3061echo "C compiler $cc"
f36958f8 3062echo "ARCH $arch ($cpu)"
ce8871c2
MR
3063if test "$build_suffix" != ""; then
3064 echo "build suffix $build_suffix"
eb94aca9 3065fi
ac63af34
DB
3066if test "$extra_version" != ""; then
3067 echo "version string suffix $extra_version"
3068fi
0db2ce77 3069echo "big-endian ${bigendian-no}"
e90f5b5a 3070echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3071if enabled x86; then
af44e8e4 3072 echo "yasm ${yasm-no}"
0db2ce77 3073 echo "MMX enabled ${mmx-no}"
30e98e62 3074 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3075 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3076 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3077 echo "SSE enabled ${sse-no}"
30e98e62 3078 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
3079 echo "CMOV enabled ${cmov-no}"
3080 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3081 echo "EBX available ${ebx_available-no}"
3082 echo "EBP available ${ebp_available-no}"
d3a4b4e0 3083 echo "10 operands supported ${ten_operands-no}"
e41e8342 3084fi
5b6c2cbd 3085if enabled arm; then
0db2ce77
MR
3086 echo "ARMv5TE enabled ${armv5te-no}"
3087 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3088 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3089 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 3090 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 3091 echo "NEON enabled ${neon-no}"
eba9ae3c 3092fi
5b6c2cbd 3093if enabled mips; then
0db2ce77 3094 echo "MMI enabled ${mmi-no}"
e41e8342 3095fi
5b6c2cbd 3096if enabled ppc; then
0db2ce77 3097 echo "AltiVec enabled ${altivec-no}"
30e98e62 3098 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 3099 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
3100fi
3101if enabled sparc; then
3102 echo "VIS enabled ${vis-no}"
e41e8342 3103fi
0db2ce77 3104echo "debug symbols ${debug-no}"
87a0fb62 3105echo "strip symbols ${stripping-no}"
8400d6b8 3106echo "optimizations ${optimizations-no}"
0db2ce77
MR
3107echo "static ${static-no}"
3108echo "shared ${shared-no}"
4a24ab64 3109echo "postprocessing support ${postproc-no}"
f7679c54 3110echo "new filter support ${avfilter-no}"
0db2ce77 3111echo "network support ${network-no}"
0db2ce77
MR
3112echo "threading support ${thread_type-no}"
3113echo "SDL support ${sdl-no}"
0db2ce77
MR
3114echo "Sun medialib support ${mlib-no}"
3115echo "AVISynth enabled ${avisynth-no}"
47941088 3116echo "frei0r enabled ${frei0r-no}"
f7b8bffe 3117echo "libdc1394 support ${libdc1394-no}"
690bfceb 3118echo "libdirac enabled ${libdirac-no}"
0db2ce77 3119echo "libfaac enabled ${libfaac-no}"
0db2ce77
MR
3120echo "libgsm enabled ${libgsm-no}"
3121echo "libmp3lame enabled ${libmp3lame-no}"
3122echo "libnut enabled ${libnut-no}"
0b175caa
DB
3123echo "libopencore-amrnb support ${libopencore_amrnb-no}"
3124echo "libopencore-amrwb support ${libopencore_amrwb-no}"
6ebf0bfc 3125echo "libopencv support ${libopencv-no}"
9a77d59a 3126echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 3127echo "librtmp enabled ${librtmp-no}"
f7cd9eed 3128echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 3129echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
3130echo "libtheora enabled ${libtheora-no}"
3131echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 3132echo "libvpx enabled ${libvpx-no}"
d6bd62db 3133echo "libx264 enabled ${libx264-no}"
de295976 3134echo "libxavs enabled ${libxavs-no}"
d6bd62db 3135echo "libxvid enabled ${libxvid-no}"
0db2ce77 3136echo "zlib enabled ${zlib-no}"
f402916e 3137echo "bzlib enabled ${bzlib-no}"
2c62e737 3138echo
de6d9b64 3139
5666fd73 3140for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 3141 echo "Enabled ${type}s:"
f65c9da1 3142 eval list=\$$(toupper $type)_LIST
fda299f0 3143 print_enabled '_*' $list | sort | pr -r -3 -t
f65c9da1 3144 echo
8138b9db
RP
3145done
3146
ba7a7039 3147license="LGPL version 2.1 or later"
ba321adb 3148if enabled nonfree; then
ba7a7039 3149 license="nonfree and unredistributable"
9cad0e4e
DB
3150elif enabled gplv3; then
3151 license="GPL version 3 or later"
3152elif enabled lgplv3; then
3153 license="LGPL version 3 or later"
ba321adb 3154elif enabled gpl; then
ba7a7039 3155 license="GPL version 2 or later"
ba321adb
JK
3156fi
3157
3158echo "License: $license"
ca5323af 3159
cf1392e9
DB
3160echo "Creating config.mak and config.h..."
3161
df642790
MR
3162# build tree in object directory if source path is different from current one
3163if enabled source_path_used; then
3164 DIRS="
3165 doc
3166 libavcodec
3167 libavcodec/$arch
3168 libavdevice
3169 libavfilter
2c1da681 3170 libavfilter/$arch
df642790
MR
3171 libavformat
3172 libavutil
3173 libavutil/$arch
3174 libpostproc
3175 libswscale
3176 libswscale/$arch
3177 tests
3178 tools
3179 "
3180 FILES="
3181 Makefile
3182 common.mak
3183 subdir.mak
3184 doc/texi2pod.pl
3185 libavcodec/Makefile
43f60eba 3186 libavcodec/${arch}/Makefile
df642790
MR
3187 libavdevice/Makefile
3188 libavfilter/Makefile
483480b5 3189 libavfilter/${arch}/Makefile
df642790
MR
3190 libavformat/Makefile
3191 libavutil/Makefile
3192 libpostproc/Makefile
3193 libswscale/Makefile
3194 "
e0e335a0 3195 map 'mkdir -p $v' $DIRS;
43f60eba 3196 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
3197fi
3198
ad212cc6
MR
3199enabled stripping || strip="echo skipping strip"
3200
72cfcf41
MR
3201config_files="$TMPH config.mak"
3202
173c983b
MR
3203cat > config.mak <<EOF
3204# Automatically generated by configure - do not modify!
29ba0911
JG
3205ifndef LIBAV_CONFIG_MAK
3206LIBAV_CONFIG_MAK=1
3207LIBAV_CONFIGURATION=$LIBAV_CONFIGURATION
173c983b
MR
3208prefix=$prefix
3209LIBDIR=\$(DESTDIR)$libdir
3210SHLIBDIR=\$(DESTDIR)$shlibdir
3211INCDIR=\$(DESTDIR)$incdir
3212BINDIR=\$(DESTDIR)$bindir
3213DATADIR=\$(DESTDIR)$datadir
3214MANDIR=\$(DESTDIR)$mandir
3215SRC_PATH="$source_path"
3216SRC_PATH_BARE=$source_path
3217BUILD_ROOT="$PWD"
bb5cecdc 3218CC_IDENT=$cc_ident
173c983b
MR
3219ARCH=$arch
3220CC=$cc
3221AS=$as
3222LD=$ld
3223DEPCC=$dep_cc
3224YASM=$yasmexe
a4aea515 3225YASMDEP=$yasmexe
173c983b
MR
3226AR=$ar
3227RANLIB=$ranlib
4335125c 3228CP=cp -p
173c983b
MR
3229LN_S=$ln_s
3230STRIP=$strip
3231CPPFLAGS=$CPPFLAGS
3232CFLAGS=$CFLAGS
3233ASFLAGS=$ASFLAGS
3234CC_O=$CC_O
ec10a9ab 3235DLLTOOL=$dlltool
173c983b
MR
3236LDFLAGS=$LDFLAGS
3237FFSERVERLDFLAGS=$FFSERVERLDFLAGS
3238SHFLAGS=$SHFLAGS
3239YASMFLAGS=$YASMFLAGS
3240BUILDSUF=$build_suffix
3241FULLNAME=$FULLNAME
3242LIBPREF=$LIBPREF
3243LIBSUF=$LIBSUF
3244LIBNAME=$LIBNAME
3245SLIBPREF=$SLIBPREF
3246SLIBSUF=$SLIBSUF
3247EXESUF=$EXESUF
3248EXTRA_VERSION=$extra_version
3249DEPFLAGS=$DEPFLAGS
3250CCDEP=$CCDEP
3251ASDEP=$ASDEP
3252CC_DEPFLAGS=$CC_DEPFLAGS
3253AS_DEPFLAGS=$AS_DEPFLAGS
3254HOSTCC=$host_cc
3255HOSTCFLAGS=$host_cflags
3256HOSTEXESUF=$HOSTEXESUF
3257HOSTLDFLAGS=$host_ldflags
3258HOSTLIBS=$host_libs
3259TARGET_EXEC=$target_exec
3260TARGET_PATH=$target_path
3261SDL_LIBS=$sdl_libs
3262SDL_CFLAGS=$sdl_cflags
3263LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
3264EXTRALIBS=$extralibs
fd676deb 3265INSTALL=install
1afc4750
MR
3266LIBTARGET=${LIBTARGET}
3267SLIBNAME=${SLIBNAME}
3268SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3269SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3270SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3271SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3272SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3273SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
aa3805a4