ac3enc: NEON optimised float_to_fixed24
[libav.git] / configure
CommitLineData
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
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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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
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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: $*\n"
274}
275
2ba042a7
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276die(){
277 echolog "$@"
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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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
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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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321filter(){
322 pat=$1
323 shift
324 for v; do
98ef6079 325 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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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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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
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405 for var; do
406 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
407 done
72702705
MR
408}
409
410disable_safe(){
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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
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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 $*
437}
438
57bd82d4 439enabled(){
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440 test "${1#!}" = "$1" && op== || op=!=
441 eval test "x\$${1#!}" $op "xyes"
44161118
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442}
443
37970ebf 444disabled(){
3250003c
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445 test "${1#!}" = "$1" && op== || op=!=
446 eval test "x\$${1#!}" $op "xno"
37970ebf
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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
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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 $opt && return 0
470 done
f7b230a7 471 return 1
85bca2c5
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472}
473
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474set_default(){
475 for opt; do
88268e94 476 eval : \${$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
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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
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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
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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
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548}
549
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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
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577}
578
2f2e6c7c 579add_asflags(){
caf458dd 580 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
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581}
582
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583add_ldflags(){
584 append LDFLAGS "$@"
585}
586
587add_extralibs(){
60361817 588 prepend extralibs "$@"
57bd82d4
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589}
590
b0cfb663 591check_cmd(){
b3cb5d51 592 log "$@"
2270b4b2 593 "$@" >> $logfile 2>&1
b0cfb663
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594}
595
dcd479c0 596check_cc(){
57bd82d4 597 log check_cc "$@"
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 $TMPC
f65883c8
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615}
616
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MR
617check_asm(){
618 log check_asm "$@"
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
7e75f9fe 644 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
645}
646
50a334e4
MR
647check_cppflags(){
648 log check_cppflags "$@"
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
c88f5d72 1040 dcbzl
f8aa696f
DB
1041 dev_bktr_ioctl_bt848_h
1042 dev_bktr_ioctl_meteor_h
1043 dev_ic_bt8xx_h
1044 dev_video_meteor_ioctl_meteor_h
1045 dev_video_bktr_ioctl_bt848_h
18b67ae5 1046 dlfcn_h
c88f5d72 1047 dlopen
bc574408 1048 dos_paths
245626d0
DB
1049 ebp_available
1050 ebx_available
6b7c7703
VS
1051 exp2
1052 exp2f
c2a29455 1053 fast_64bit
669b5583 1054 fast_clz
7073e9fc 1055 fast_cmov
534a2231 1056 fcntl
9d99cc5a 1057 fork
84882df6 1058 getaddrinfo
da9e86f8 1059 gethrtime
fc5607f8 1060 GetProcessMemoryInfo
4e68cb8a 1061 GetProcessTimes
66be5b45 1062 getrusage
a49d3025 1063 gnu_as
fc5607f8 1064 struct_rusage_ru_maxrss
2f0c136e 1065 ibm_asm
2e1913b1 1066 inet_aton
61d251db 1067 inline_asm
abfc8d05 1068 isatty
b58b9fa3 1069 kbhit
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
15d59d2c 1097 sndio_h
72be9e73 1098 socklen_t
deb29777 1099 soundcard_h
f8cda19e 1100 poll_h
0104b608 1101 setrlimit
87958234 1102 strerror_r
47941088 1103 strtok_r
c0018613 1104 struct_addrinfo
b4d68544
MS
1105 struct_ipv6_mreq
1106 struct_sockaddr_in6
3b2372bf 1107 struct_sockaddr_sa_len
33a4dbdd 1108 struct_sockaddr_storage
b462d132
MR
1109 symver
1110 symver_gnu_asm
1111 symver_asm_label
b58412f1 1112 sys_mman_h
b091aa44 1113 sys_resource_h
81644c2e 1114 sys_select_h
deb29777 1115 sys_soundcard_h
1b6e8b73 1116 sys_videoio_h
d3a4b4e0 1117 ten_operands
b265431e 1118 threads
7b04b8a0 1119 truncf
ce742de2 1120 vfp_args
7c5bfe7a 1121 VirtualAlloc
6ff3f3e7 1122 winsock2_h
cc078b5d 1123 xform_asm
6f74fb03 1124 xmm_clobbers
304d586d 1125 yasm
0cb78cef 1126"
44161118 1127
b6bb00b0
MR
1128# options emitted with CONFIG_ prefix but not available on command line
1129CONFIG_EXTRA="
dc4f5a1c 1130 avutil
9cad0e4e
DB
1131 gplv3
1132 lgplv3
b6bb00b0
MR
1133"
1134
520cc7f1 1135CMDLINE_SELECT="
3f5b56e5 1136 $ARCH_EXT_LIST
520cc7f1 1137 $CONFIG_LIST
8eee7025 1138 $THREADS_LIST
c8a4ae00 1139 asm
db6107b6 1140 cross_compile
520cc7f1
MR
1141 debug
1142 extra_warnings
8c6afa4d 1143 logging
d2bbb2f7 1144 optimizations
87a0fb62 1145 stripping
9baec618 1146 symver
7595a5e4 1147 yasm
520cc7f1 1148"
426be5dc
DB
1149
1150PATHS_LIST='
d156bede 1151 bindir
14a8acf1 1152 datadir
26759c44
MR
1153 incdir
1154 libdir
26759c44
MR
1155 mandir
1156 prefix
1157 shlibdir
426be5dc
DB
1158'
1159
1160CMDLINE_SET="
1161 $PATHS_LIST
121d78d0 1162 ar
426be5dc 1163 arch
313c46a6 1164 as
426be5dc
DB
1165 build_suffix
1166 cc
1167 cpu
1168 cross_prefix
50567afa 1169 dep_cc
ac63af34 1170 extra_version
9da6609f
MR
1171 host_cc
1172 host_cflags
1173 host_ldflags
1174 host_libs
82bb3329 1175 host_os
684b28e0 1176 ld
426be5dc 1177 logfile
4ae40685 1178 malloc_prefix
89641463 1179 nm
3f8040db 1180 pkg_config
2fad0977 1181 samples
26759c44 1182 source_path
4f837398 1183 strip
c5200f17
MR
1184 sysinclude
1185 sysroot
a7ada2ba 1186 target_exec
26759c44 1187 target_os
a7ada2ba 1188 target_path
426be5dc 1189"
520cc7f1 1190
89f2932b
MR
1191CMDLINE_APPEND="
1192 extra_cflags
1193"
1194
912f3148
DB
1195# code dependency declarations
1196
9eeed841 1197# architecture extensions
808fa33c 1198
a2fc0f6a
MR
1199armv5te_deps="arm"
1200armv6_deps="arm"
ab5cb084 1201armv6t2_deps="arm"
a2fc0f6a
MR
1202armvfp_deps="arm"
1203iwmmxt_deps="arm"
808fa33c
MR
1204neon_deps="arm"
1205
e241ba14 1206mmi_deps="mips"
808fa33c
MR
1207
1208altivec_deps="ppc"
1209ppc4xx_deps="ppc"
1210
1211vis_deps="sparc"
1212
7f8c3d1f 1213x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1214amd3dnow_deps="mmx"
1215amd3dnowext_deps="amd3dnow"
9eeed841 1216mmx_deps="x86"
75aa95a6 1217mmx2_deps="mmx"
75aa95a6
DB
1218sse_deps="mmx"
1219ssse3_deps="sse"
87f1355f 1220avx_deps="ssse3"
9eeed841 1221
59782b82 1222aligned_stack_if_any="ppc x86"
e939cedd 1223fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1224fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1225fast_unaligned_if_any="armv6 ppc x86"
669b5583 1226
89e053f8 1227need_memalign="altivec neon sse"
6fec122a 1228inline_asm_deps="!tms470"
89e053f8 1229
b462d132
MR
1230symver_if_any="symver_asm_label symver_gnu_asm"
1231
26fbcc85 1232# subsystems
dc609252 1233dct_select="rdft"
26fbcc85
MR
1234mdct_select="fft"
1235rdft_select="fft"
1236
5666fd73 1237# decoders / encoders / hardware accelerators
4538729a
MR
1238aac_decoder_select="mdct rdft sinewin"
1239aac_encoder_select="mdct sinewin"
136e19e1 1240aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1241ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee
MR
1242ac3_encoder_select="mdct ac3dsp"
1243ac3_fixed_encoder_select="ac3dsp"
f4d608e3 1244alac_encoder_select="lpc"
b781cc12 1245amrnb_decoder_select="lsp"
2b2a597e 1246amrwb_decoder_select="lsp"
4538729a 1247atrac1_decoder_select="mdct sinewin"
26fbcc85
MR
1248atrac3_decoder_select="mdct"
1249binkaudio_dct_decoder_select="mdct rdft dct"
1250binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1251cavs_decoder_select="golomb"
4538729a 1252cook_decoder_select="mdct sinewin"
2eef7c62 1253cscd_decoder_suggest="zlib"
26fbcc85 1254dca_decoder_select="mdct"
e8ed9b7a 1255dnxhd_encoder_select="aandct"
2eef7c62 1256dxa_decoder_select="zlib"
baf91bb9 1257eac3_decoder_select="ac3_decoder"
84c04e25 1258eamad_decoder_select="aandct"
e8ed9b7a 1259eatgq_decoder_select="aandct"
d52b39c7 1260eatqi_decoder_select="aandct"
4f034993
MR
1261ffv1_decoder_select="golomb"
1262flac_decoder_select="golomb"
f4d608e3 1263flac_encoder_select="golomb lpc"
2eef7c62
AJ
1264flashsv_decoder_select="zlib"
1265flashsv_encoder_select="zlib"
4414137e 1266flv_decoder_select="h263_decoder"
4d4b4bd1 1267flv_encoder_select="h263_encoder"
3447f12d 1268fraps_decoder_select="huffman"
e8ed9b7a 1269h261_encoder_select="aandct"
7f647ae0 1270h263_decoder_select="h263_parser"
e8ed9b7a 1271h263_encoder_select="aandct"
95a61cfc 1272h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1273h263i_decoder_select="h263_decoder"
fe629c2d 1274h263p_encoder_select="h263_encoder"
4a384de5 1275h264_decoder_select="golomb h264dsp h264pred"
92c6a099
LA
1276h264_dxva2_hwaccel_deps="dxva2api_h"
1277h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1278h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1279h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1280imc_decoder_select="fft mdct"
4f034993
MR
1281jpegls_decoder_select="golomb"
1282jpegls_encoder_select="golomb"
e8ed9b7a 1283ljpeg_encoder_select="aandct"
4f034993 1284loco_decoder_select="golomb"
e8ed9b7a 1285mjpeg_encoder_select="aandct"
2cca233b 1286mlp_decoder_select="mlp_parser"
d9da8f10
AJ
1287mp1float_decoder_select="dct"
1288mp2float_decoder_select="dct"
1289mp3adufloat_decoder_select="dct"
1290mp3float_decoder_select="dct"
1291mp3on4float_decoder_select="dct"
e8ed9b7a
DB
1292mpeg1video_encoder_select="aandct"
1293mpeg2video_encoder_select="aandct"
4414137e 1294mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1295mpeg4_encoder_select="h263_encoder"
95a61cfc 1296mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1297mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
164aab02
LA
1298mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1299mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1300mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1301mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1302mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1303mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1304mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1305msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1306msmpeg4v1_encoder_select="h263_encoder"
4414137e 1307msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1308msmpeg4v2_encoder_select="h263_encoder"
4414137e 1309msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1310msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1311nellymoser_decoder_select="mdct sinewin"
1312nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1313png_decoder_select="zlib"
1314png_encoder_select="zlib"
b781cc12 1315qcelp_decoder_select="lsp"
26fbcc85 1316qdm2_decoder_select="mdct rdft"
31ed3f1f 1317ra_144_encoder_select="lpc"
a8beb22f 1318rv10_decoder_select="h263_decoder"
b2bf38b4 1319rv10_encoder_select="h263_encoder"
a8beb22f 1320rv20_decoder_select="h263_decoder"
b2bf38b4 1321rv20_encoder_select="h263_encoder"
4a384de5
JGG
1322rv30_decoder_select="golomb h264pred"
1323rv40_decoder_select="golomb h264pred"
4f034993 1324shorten_decoder_select="golomb"
b781cc12 1325sipr_decoder_select="lsp"
05aec7bb
MR
1326snow_decoder_select="dwt"
1327snow_encoder_select="aandct dwt"
19ecfb8a 1328svq1_encoder_select="aandct"
4a384de5 1329svq3_decoder_select="golomb h264dsp h264pred"
bee2eac5 1330svq3_decoder_suggest="zlib"
4eef77c1 1331theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1332tiff_decoder_suggest="zlib"
1333tiff_encoder_suggest="zlib"
aec09a00 1334truehd_decoder_select="mlp_decoder"
2eef7c62 1335tscc_decoder_select="zlib"
4538729a 1336twinvq_decoder_select="mdct lsp sinewin"
f95bfab0 1337vc1_decoder_select="h263_decoder"
9104cd51 1338vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1339vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1340vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1341vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1342vorbis_decoder_select="mdct"
1343vorbis_encoder_select="mdct"
3447f12d 1344vp6_decoder_select="huffman"
e82dc4c9
DB
1345vp6a_decoder_select="vp6_decoder"
1346vp6f_decoder_select="vp6_decoder"
4a384de5 1347vp8_decoder_select="h264pred"
4538729a
MR
1348wmapro_decoder_select="mdct sinewin"
1349wmav1_decoder_select="mdct sinewin"
1350wmav1_encoder_select="mdct sinewin"
1351wmav2_decoder_select="mdct sinewin"
1352wmav2_encoder_select="mdct sinewin"
1353wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1354wmv1_decoder_select="h263_decoder"
665507aa 1355wmv1_encoder_select="h263_encoder"
f95bfab0 1356wmv2_decoder_select="h263_decoder"
1746e2a9 1357wmv2_encoder_select="h263_encoder"
015f8ee0 1358wmv3_decoder_select="vc1_decoder"
f0f86627 1359wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1360wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1361wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1362zlib_decoder_select="zlib"
1363zlib_encoder_select="zlib"
1364zmbv_decoder_select="zlib"
1365zmbv_encoder_select="zlib"
30fd06be 1366
0afab17e 1367vaapi_deps="va_va_h"
c89c96e9
MR
1368vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1369
28b80940 1370# parsers
4a384de5 1371h264_parser_select="golomb h264dsp h264pred"
28b80940 1372
912f3148 1373# external libraries
1b71f045 1374libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1375libdirac_encoder_deps="libdirac"
c9171a83 1376libfaac_encoder_deps="libfaac"
299c77d5
MR
1377libgsm_decoder_deps="libgsm"
1378libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1379libgsm_ms_decoder_deps="libgsm"
1380libgsm_ms_encoder_deps="libgsm"
1cc60c47 1381libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1382libopencore_amrnb_decoder_deps="libopencore_amrnb"
1383libopencore_amrnb_encoder_deps="libopencore_amrnb"
1384libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1385libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1386libschroedinger_decoder_deps="libschroedinger"
1387libschroedinger_encoder_deps="libschroedinger"
ae14f311 1388libspeex_decoder_deps="libspeex"
150d2772 1389libtheora_encoder_deps="libtheora"
b0caf888 1390libvorbis_encoder_deps="libvorbis"
8299a7f8 1391libvpx_decoder_deps="libvpx"
ee0e9146 1392libvpx_encoder_deps="libvpx"
1cc60c47 1393libx264_encoder_deps="libx264"
de295976 1394libxavs_encoder_deps="libxavs"
1cc60c47 1395libxvid_encoder_deps="libxvid"
30fd06be 1396
912f3148 1397# demuxers / muxers
c2dd0e9e 1398ac3_demuxer_select="ac3_parser"
647c2356 1399asf_stream_muxer_select="asf_muxer"
4e622dea 1400avisynth_demuxer_deps="avisynth"
c2dd0e9e 1401dirac_demuxer_select="dirac_parser"
5b423887 1402eac3_demuxer_select="ac3_parser"
c2dd0e9e 1403flac_demuxer_select="flac_parser"
647c2356 1404ipod_muxer_select="mov_muxer"
4e622dea
SS
1405libnut_demuxer_deps="libnut"
1406libnut_muxer_deps="libnut"
647c2356 1407matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1408matroska_demuxer_suggest="zlib bzlib"
1409mov_demuxer_suggest="zlib"
c2dd0e9e 1410mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1411mp4_muxer_select="mov_muxer"
1412mpegtsraw_demuxer_select="mpegts_demuxer"
1413mxf_d10_muxer_select="mxf_muxer"
24ca518b 1414ogg_demuxer_select="golomb"
647c2356 1415psp_muxer_select="mov_muxer"
44594cc7 1416rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1417rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1418rtsp_demuxer_select="http_protocol rtpdec"
1419rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1420sap_demuxer_select="sdp_demuxer"
2aab70c4 1421sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1422sdp_demuxer_select="rtpdec"
f1e94694 1423spdif_muxer_select="aac_parser"
647c2356
DB
1424tg2_muxer_select="mov_muxer"
1425tgp_muxer_select="mov_muxer"
6bdaa5f4 1426w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1427
1428# indevs / outdevs
38e54a75 1429alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1430alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1431bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1432dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1433fbdev_indev_deps="linux_fb_h"
38e54a75 1434jack_indev_deps="jack_jack_h"
38e54a75 1435libdc1394_indev_deps="libdc1394"
38e54a75
SS
1436oss_indev_deps_any="soundcard_h sys_soundcard_h"
1437oss_outdev_deps_any="soundcard_h sys_soundcard_h"
15d59d2c
B
1438sndio_indev_deps="sndio_h"
1439sndio_outdev_deps="sndio_h"
38e54a75
SS
1440v4l_indev_deps="linux_videodev_h"
1441v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1442vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1443vfwcap_indev_extralibs="-lavicap32"
38e54a75 1444x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1445x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1446
912f3148 1447# protocols
3fff6382 1448gopher_protocol_deps="network"
c08fb000 1449http_protocol_deps="network"
279a0c97 1450http_protocol_select="tcp_protocol"
c60a2d70 1451mmsh_protocol_select="http_protocol"
b4cf3f6c 1452mmst_protocol_deps="network"
deeb7012
MS
1453rtmp_protocol_select="tcp_protocol"
1454rtp_protocol_select="udp_protocol"
c08fb000
AB
1455tcp_protocol_deps="network"
1456udp_protocol_deps="network"
1457
6ebf0bfc 1458# filters
13fabd7a 1459blackframe_filter_deps="gpl"
68b79bfc 1460cropdetect_filter_deps="gpl"
2e5ff4d0 1461frei0r_filter_deps="frei0r dlopen strtok_r"
a42bb9d6 1462frei0r_src_filter_deps="frei0r dlopen strtok_r"
a4dc7aa5 1463hqdn3d_filter_deps="gpl"
ba763783 1464scale_filter_deps="swscale"
cf69ad35 1465ocv_filter_deps="libopencv"
acbac567 1466yadif_filter_deps="gpl"
6ebf0bfc 1467
5a0f7131
MR
1468# libraries
1469avdevice_deps="avcodec avformat"
1470avformat_deps="avcodec"
f7679c54 1471
912f3148 1472# programs
5a0f7131 1473ffmpeg_deps="avcodec avformat swscale"
21ae6790 1474ffmpeg_select="buffer_filter"
5a0f7131 1475ffplay_deps="avcodec avformat swscale sdl"
43689902 1476ffplay_select="rdft"
44b2784f 1477ffprobe_deps="avcodec avformat"
1ff49c23 1478ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
4ec45764 1479ffserver_extralibs='$ldl'
a2830dca 1480
c73f65d9 1481doc_deps="texi2html"
912f3148 1482
57442411
MR
1483# tests
1484
1485test_deps(){
1486 suf1=$1
1487 suf2=$2
1488 shift 2
1489 for v; do
1490 dep=${v%=*}
1491 tests=${v#*=}
1492 for name in ${tests}; do
1493 eval ${name}_test_deps="'${dep}$suf1 ${dep}$suf2'"
1494 done
1495 done
1496}
1497
9c261f83
SS
1498set_ne_test_deps(){
1499 eval ${1}_be_test_deps="bigendian"
1500 eval ${1}_le_test_deps="!bigendian"
1501}
1502
57442411 1503test_deps _encoder _decoder \
57442411
MR
1504 adpcm_g726=g726 \
1505 adpcm_ima_qt \
1506 adpcm_ima_wav \
1507 adpcm_ms \
1508 adpcm_swf \
1509 adpcm_yamaha=adpcm_yam \
1510 alac \
1511 asv1 \
1512 asv2 \
1513 bmp \
a7638957 1514 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
57442411
MR
1515 dvvideo="dv dv50" \
1516 ffv1 \
1517 flac \
1518 flashsv \
1519 flv \
1520 gif \
1521 h261 \
1522 h263="h263 h263p" \
1523 huffyuv \
1524 jpegls \
1525 mjpeg="jpg mjpeg ljpeg" \
1526 mp2 \
1527 mpeg1video="mpeg mpeg1b" \
1528 mpeg2video="mpeg2 mpeg2thread" \
1529 mpeg4="mpeg4 mpeg4adv mpeg4nr mpeg4thread error rc" \
c0b16605 1530 msmpeg4v3=msmpeg4 \
57442411
MR
1531 msmpeg4v2 \
1532 pbm=pbmpipe \
1533 pcx \
1534 pgm="pgm pgmpipe" \
f0f54c29 1535 png \
57442411
MR
1536 ppm="ppm ppmpipe" \
1537 rawvideo="rgb yuv" \
1538 roq \
1539 rv10 \
1540 rv20 \
1541 sgi \
1542 snow="snow snowll" \
1543 svq1 \
1544 targa=tga \
1545 tiff \
1546 wmav1 \
1547 wmav2 \
1548 wmv1 \
1549 wmv2 \
1550
1551test_deps _muxer _demuxer \
1552 aiff \
1553 pcm_alaw=alaw \
1554 asf \
1555 au \
1556 avi \
1557 dv=dv_fmt \
1558 ffm \
1559 flv=flv_fmt \
1560 gxf \
1561 matroska=mkv \
1562 mmf \
1563 mov \
1564 pcm_mulaw=mulaw \
1565 mxf \
1566 nut \
1567 ogg \
1568 rawvideo=pixfmt \
1569 rm \
1570 swf \
1571 mpegts=ts \
1572 voc \
1573 wav \
1574 yuv4mpegpipe=yuv4mpeg \
1575
6fd96d1a 1576ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder rm_muxer rm_demuxer"
57442411 1577mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83
SS
1578
1579set_ne_test_deps pixdesc
b5670209 1580set_ne_test_deps pixfmts_copy
213a4cbb 1581set_ne_test_deps pixfmts_crop
a1e171df 1582set_ne_test_deps pixfmts_hflip
213a4cbb
SS
1583set_ne_test_deps pixfmts_null
1584set_ne_test_deps pixfmts_pad
1585set_ne_test_deps pixfmts_scale
1586set_ne_test_deps pixfmts_vflip
57442411 1587
de6d9b64 1588# default parameters
8a608357 1589
19bd477d 1590logfile="config.log"
8a608357
MR
1591
1592# installation paths
c9d19248
MR
1593prefix_default="/usr/local"
1594bindir_default='${prefix}/bin'
14a8acf1 1595datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1596incdir_default='${prefix}/include'
1597libdir_default='${prefix}/lib'
1598mandir_default='${prefix}/share/man'
1599shlibdir_default="$libdir_default"
8a608357
MR
1600
1601# toolchain
121d78d0 1602ar_default="ar"
13c7df3d 1603cc_default="gcc"
a3d7c197 1604cc_version=\"unknown\"
9da6609f 1605host_cc_default="gcc"
11e6d03a 1606ln_s="ln -sf"
89641463 1607nm_default="nm"
11e6d03a 1608objformat="elf"
3f8040db 1609pkg_config_default=pkg-config
be7109c1 1610ranlib="ranlib"
4f837398 1611strip_default="strip"
11e6d03a 1612yasmexe="yasm"
301ab19d 1613nogas=":"
8a608357 1614
8182dc34
MR
1615nm_opts='-g'
1616
8a608357 1617# machine
8d4c00ed 1618arch_default=$(uname -m)
38d0a8aa 1619cpu="generic"
8a608357 1620
8a608357 1621# OS
8d4c00ed
MR
1622target_os_default=$(tolower $(uname -s))
1623host_os=$target_os_default
8a608357 1624
8a608357 1625# configurable options
5a0f7131
MR
1626enable avcodec
1627enable avdevice
cccc039f 1628enable avfilter
5a0f7131 1629enable avformat
dc4f5a1c 1630enable avutil
c8a4ae00 1631enable asm
497237c7 1632enable debug
c73f65d9 1633enable doc
aa033b1e 1634enable fastdiv
497237c7
RP
1635enable ffmpeg
1636enable ffplay
336ce917 1637enable ffprobe
497237c7 1638enable ffserver
497237c7
RP
1639enable mpegaudio_hp
1640enable network
8400d6b8 1641enable optimizations
497237c7 1642enable protocols
530dc538 1643enable static
87a0fb62 1644enable stripping
5a0f7131 1645enable swscale
a9ddb5b1 1646enable swscale_alpha
8a608357 1647
8a608357 1648# build settings
9987769a 1649SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1650FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1651LIBPREF="lib"
1652LIBSUF=".a"
c5f14466
RP
1653FULLNAME='$(NAME)$(BUILDSUF)'
1654LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1655SLIBPREF="lib"
1656SLIBSUF=".so"
c5f14466 1657SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1658SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1659SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1660LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1661
7e6c86e6
MR
1662CC_O='-o $@'
1663
f0125de9 1664host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1665host_libs='-lm'
1666
9b861379 1667target_path='$(CURDIR)'
a7ada2ba 1668
a158446b
MR
1669# since the object filename is not given with the -MM flag, the compiler
1670# is only able to print the basename, and we must add the path ourselves
c1c3933a 1671DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1672DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1673
c597172e 1674# find source path
5e622c40 1675source_path="$(dirname "$0")"
497237c7 1676enable source_path_used
24524f36 1677if test -f configure; then
5e622c40 1678 source_path="$(pwd)"
497237c7 1679 disable source_path_used
c597172e 1680else
5e622c40 1681 source_path="$(cd "$source_path"; pwd)"
c597172e 1682 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1683 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1684 test -e "$source_path/config.h" &&
1685 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1686fi
1687
13cbe2c0 1688for v in "$@"; do
b04251c5
MR
1689 r=${v#*=}
1690 l=${v%"$r"}
1691 r=$(sh_quote "$r")
29ba0911 1692 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1693done
c597172e 1694
73ef8980
MR
1695find_things(){
1696 thing=$1
1697 pattern=$2
1698 file=$source_path/$3
932ccf39 1699 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1700}
1701
1702ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1703DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1704HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1705PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1706BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1707MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1708DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1709OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1710INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1711PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1712FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1713
57442411 1714find_tests(){
b9d5f1b7 1715 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1716}
1717
1718ACODEC_TESTS=$(find_tests acodec)
1719VCODEC_TESTS=$(find_tests vsynth1)
1720LAVF_TESTS=$(find_tests lavf)
48c28162 1721LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1722SEEK_TESTS=$(find_tests seek seek_)
57442411 1723
40fe5019
MR
1724pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1725
8469ae22
MR
1726for n in $COMPONENT_LIST; do
1727 v=$(toupper ${n%s})_LIST
1728 eval enable \$$v
1729 eval ${n}_if_any="\$$v"
1730done
1731
b9d5f1b7 1732enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
c597172e
MR
1733
1734die_unknown(){
1735 echo "Unknown option \"$1\"."
1736 echo "See $0 --help for available options."
1737 exit 1
1738}
1739
794f8e97 1740show_list() {
bf0c4afa
RP
1741 suffix=_$1
1742 shift
2b444ea7 1743 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1744 exit 0
1745}
1746
c597172e 1747for opt do
7483e694
DB
1748 optval="${opt#*=}"
1749 case "$opt" in
0f010b2f 1750 --extra-ldflags=*) add_ldflags $optval
7483e694 1751 ;;
0f010b2f 1752 --extra-libs=*) add_extralibs $optval
7483e694 1753 ;;
8fb1cb58 1754 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1755 ;;
40bcf4c7
BL
1756 --enable-debug=*) debuglevel="$optval"
1757 ;;
36e2dea0 1758 --disable-everything)
1b15dc3c 1759 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1760 ;;
7483e694 1761 --enable-*=*|--disable-*=*)
8b93ddc3 1762 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1763 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1764 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1765 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1766 $action $(filter "$name" $list)
7483e694
DB
1767 ;;
1768 --enable-?*|--disable-?*)
5e622c40 1769 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1770 if is_in $option $COMPONENT_LIST; then
fed5d54b 1771 test $action = disable && action=unset
e3773a55
MR
1772 eval $action \$$(toupper ${option%s})_LIST
1773 elif is_in $option $CMDLINE_SELECT; then
1774 $action $option
1775 else
1776 die_unknown $opt
1777 fi
7483e694
DB
1778 ;;
1779 --list-*)
1780 NAME="${opt#--list-}"
1781 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1782 NAME=${NAME%s}
1783 eval show_list $NAME \$$(toupper $NAME)_LIST
1784 ;;
1785 --help|-h) show_help
1786 ;;
1787 *)
884a36a7 1788 optname="${opt%%=*}"
26759c44
MR
1789 optname="${optname#--}"
1790 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1791 if is_in $optname $CMDLINE_SET; then
1792 eval $optname='$optval'
1793 elif is_in $optname $CMDLINE_APPEND; then
1794 append $optname "$optval"
1795 else
1796 die_unknown $opt
1797 fi
7483e694
DB
1798 ;;
1799 esac
c597172e
MR
1800done
1801
bcea99bb
MR
1802disabled logging && logfile=/dev/null
1803
29ba0911 1804echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1805set >> $logfile
1806
9da6609f
MR
1807test -n "$cross_prefix" && enable cross_compile
1808
8d4c00ed
MR
1809if enabled cross_compile; then
1810 test -n "$arch" && test -n "$target_os" ||
1811 die "Must specify target arch and OS when cross-compiling"
1812fi
1813
1814set_default arch target_os
1815
121d78d0 1816ar_default="${cross_prefix}${ar_default}"
11e6d03a 1817cc_default="${cross_prefix}${cc_default}"
20e0ed95 1818nm_default="${cross_prefix}${nm_default}"
3f8040db 1819pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1820ranlib="${cross_prefix}${ranlib}"
4f837398 1821strip_default="${cross_prefix}${strip_default}"
adb2b908 1822
c5200f17
MR
1823sysinclude_default="${sysroot}/usr/include"
1824
3f8040db 1825set_default cc nm pkg_config strip sysinclude
9da6609f
MR
1826enabled cross_compile || host_cc_default=$cc
1827set_default host_cc
13c7df3d 1828
82bb3329
MR
1829exesuf() {
1830 case $1 in
1831 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1832 esac
1833}
1834
1835EXESUF=$(exesuf $target_os)
1836HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1837
e4e69e0b 1838# set temporary file name
a49d42c2 1839: ${TMPDIR:=$TEMPDIR}
c51fafa1 1840: ${TMPDIR:=$TMP}
a49d42c2 1841: ${TMPDIR:=/tmp}
e4e69e0b 1842
a210bce2 1843if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1844 # simple replacement for missing mktemp
1845 # NOT SAFE FOR GENERAL USE
1846 mktemp(){
09a5c245 1847 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1848 }
1849fi
1850
1851tmpfile(){
1852 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1853 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1854 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1855 append TMPFILES $tmp
1856 eval $1=$tmp
1857}
1858
1859trap 'rm -f -- $TMPFILES' EXIT
54460a83
MR
1860
1861tmpfile TMPC .c
1862tmpfile TMPE $EXESUF
1863tmpfile TMPH .h
1864tmpfile TMPO .o
1865tmpfile TMPS .S
a482e61b 1866tmpfile TMPV .ver
54460a83 1867tmpfile TMPSH .sh
55127e7b 1868tmpfile TMPASM .asm
54460a83
MR
1869
1870unset -f mktemp
e4e69e0b 1871
fb3c4ffc
MR
1872chmod +x $TMPE
1873
993f2d0f
MR
1874# make sure we can execute files in $TMPDIR
1875cat > $TMPSH 2>> $logfile <<EOF
1876#! /bin/sh
1877EOF
1878chmod +x $TMPSH >> $logfile 2>&1
1879if ! $TMPSH >> $logfile 2>&1; then
1880 cat <<EOF
1881Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1882variable to another directory and make sure that it is not mounted noexec.
1883EOF
1884 die "Sanity test failed."
1885fi
993f2d0f 1886
19b4c628
MR
1887filter_cflags=echo
1888filter_cppflags=echo
1889filter_asflags=echo
1890
613a4e3f
MR
1891if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1892 cc_type=llvm_gcc
1893 cc_version=__VERSION__
1894 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1895 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1896 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1897 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1898 speed_cflags='-O3'
1899 size_cflags='-Os'
1900elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1901 cc_type=gcc
a3d7c197 1902 cc_version=__VERSION__
5d57846b
MR
1903 gcc_version=$($cc --version | head -n1)
1904 gcc_basever=$($cc -dumpversion)
3ad464bf 1905 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1906 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1907 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1908 if ! $cc -dumpversion | grep -q '^2\.'; then
1909 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1910 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1911 fi
14ca9cd0
MR
1912 speed_cflags='-O3'
1913 size_cflags='-Os'
629687f6
MR
1914elif $cc --version 2>/dev/null | grep -q Intel; then
1915 cc_type=icc
6e3fa35d 1916 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1917 cc_ident=$($cc --version | head -n1)
bdefad73 1918 icc_version=$($cc -dumpversion)
07dec06e
MR
1919 CC_DEPFLAGS='-MMD'
1920 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1921 speed_cflags='-O3'
1922 size_cflags='-Os'
b05394a0 1923 noopt_cflags='-O1'
629687f6
MR
1924elif $cc -v 2>&1 | grep -q xlc; then
1925 cc_type=xlc
6e3fa35d 1926 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1927 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1928 speed_cflags='-O5'
1929 size_cflags='-O5 -qcompact'
df442a8d
MR
1930elif $cc -V 2>/dev/null | grep -q Compaq; then
1931 cc_type=ccc
6e3fa35d 1932 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1933 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1934 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1935 debuglevel=3
df442a8d 1936 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1937 speed_cflags='-fast'
1938 size_cflags='-O1'
6a0d5493 1939elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1940 test -d "$sysroot" || die "No valid sysroot specified."
1941 cc_type=armcc
6e3fa35d 1942 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1943 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1944 armcc_conf="$PWD/armcc.conf"
1945 $cc --arm_linux_configure \
1946 --arm_linux_config_file="$armcc_conf" \
1947 --configure_sysroot="$sysroot" \
1948 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1949 die "Error creating armcc configuration file."
bcafde61 1950 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1951 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1952 as_default="${cross_prefix}gcc"
07dec06e
MR
1953 CC_DEPFLAGS='-MMD'
1954 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1955 speed_cflags='-O3'
1956 size_cflags='-Os'
d0f0f628 1957 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
1958elif $cc -version 2>/dev/null | grep -q TMS470; then
1959 cc_type=tms470
6e3fa35d 1960 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 1961 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
1962 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1963 CC_O='-fr=$(@D)'
1964 as_default="${cross_prefix}gcc"
1965 ld_default="${cross_prefix}gcc"
6fec122a
MR
1966 TMPO=$(basename $TMPC .c).o
1967 append TMPFILES $TMPO
1968 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1969 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1970 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1971 speed_cflags='-O3 -mf=5'
1972 size_cflags='-O3 -mf=2'
6fec122a
MR
1973 filter_cflags=tms470_flags
1974 tms470_flags(){
1975 for flag; do
1976 case $flag in
1977 -march=*|-mcpu=*)
1978 case "${flag#*=}" in
1979 armv7-a|cortex-a*) echo -mv=7a8 ;;
1980 armv7-r|cortex-r*) echo -mv=7r4 ;;
1981 armv7-m|cortex-m*) echo -mv=7m3 ;;
1982 armv6*|arm11*) echo -mv=6 ;;
1983 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1984 echo -mv=5e ;;
1985 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1986 esac
1987 ;;
1988 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1989 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1990 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1991 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1992 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1993 -g) echo -g -mn ;;
587d24ff 1994 -pds=*) echo $flag ;;
6fec122a
MR
1995 esac
1996 done
1997 }
06da6943
DC
1998elif $cc -v 2>&1 | grep -q clang; then
1999 cc_type=clang
b67a8f49
DC
2000 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2001 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2002 cc_ident=$($cc --version | head -n1)
06da6943
DC
2003 CC_DEPFLAGS='-MMD'
2004 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2005 speed_cflags='-O3'
2006 size_cflags='-Os'
2a472e9c
MK
2007elif $cc -V 2>&1 | grep -q Sun; then
2008 cc_type=suncc
2009 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2010 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2011 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2012 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
2013 speed_cflags='-O5'
2014 size_cflags='-O5 -xspace'
03279bbe
MK
2015 filter_cflags=suncc_flags
2016 suncc_flags(){
2017 for flag; do
2018 case $flag in
2019 -march=*|-mcpu=*)
2020 case "${flag#*=}" in
2021 native) echo -xtarget=native ;;
87ddc38b 2022 v9|niagara) echo -xarch=sparc ;;
03279bbe 2023 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2024 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2025 i586|pentium) echo -xchip=pentium ;;
2026 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2027 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2028 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2029 pentium4*) echo -xtarget=pentium4 ;;
2030 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2031 *-sse3) echo -xarch=sse3 ;;
2032 core2) echo -xarch=ssse3 -xchip=core2 ;;
2033 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2034 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2035 k8|opteron|athlon64|athlon-fx)
2036 echo -xarch=sse2a ;;
2037 athlon*) echo -xarch=pentium_proa ;;
2038 esac
2039 ;;
2040 -std=c99) echo -xc99 ;;
2041 -fomit-frame-pointer) echo -xregs=frameptr ;;
2042 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2043 -W*,*) echo $flag ;;
2044 -f*-*|-W*) ;;
2045 *) echo $flag ;;
2046 esac
2047 done
2048 }
180ec37d 2049elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2050 cc_type=pathscale
2051 cc_version=__PATHSCALE__
2052 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2053 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2054 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2055 speed_cflags='-O2'
2056 size_cflags='-Os'
6de163e9
MR
2057elif $cc -v 2>&1 | grep -q Open64; then
2058 cc_type=open64
2059 cc_version=__OPEN64__
2060 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2061 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2062 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2063 speed_cflags='-O2'
2064 size_cflags='-Os'
629687f6
MR
2065fi
2066
851ffa80
MR
2067test -n "$cc_type" && enable $cc_type ||
2068 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2069
75bafbac 2070: ${as_default:=$cc}
50567afa 2071: ${dep_cc_default:=$cc}
684b28e0 2072: ${ld_default:=$cc}
121d78d0 2073set_default ar as dep_cc ld
75800dce 2074
07dec06e
MR
2075test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2076test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2077
7f32f40c 2078add_cflags $extra_cflags
2f2e6c7c 2079add_asflags $extra_cflags
7f32f40c 2080
154d432c
MR
2081if test -n "$sysroot"; then
2082 case "$cc_type" in
00ba041c 2083 gcc|llvm_gcc|clang)
467256f2 2084 add_cppflags --sysroot="$sysroot"
154d432c
MR
2085 add_ldflags --sysroot="$sysroot"
2086 ;;
6fec122a
MR
2087 tms470)
2088 add_cppflags -I"$sysinclude"
2089 add_ldflags --sysroot="$sysroot"
2090 ;;
154d432c
MR
2091 esac
2092fi
2093
d22c13a8
MR
2094if test "$cpu" = host; then
2095 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2096
2097 case "$cc_type" in
613a4e3f 2098 gcc|llvm_gcc)
d22c13a8
MR
2099 check_native(){
2100 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
2101 sed -n "/$1=/{
2102 s/.*$1=\\([^ ]*\\).*/\\1/
2103 p
2104 q
2105 }" $TMPE
d22c13a8
MR
2106 }
2107 cpu=$(check_native -march || check_native -mcpu)
2108 ;;
2109 esac
2110
2111 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2112fi
2113
e939cedd
MR
2114# Deal with common $arch aliases
2115case "$arch" in
2116 arm*)
2117 arch="arm"
2118 ;;
2119 mips|mipsel|IP*)
2120 arch="mips"
2121 ;;
47b1860e 2122 mips64*)
e939cedd
MR
2123 arch="mips"
2124 subarch="mips64"
2125 ;;
2126 parisc|hppa)
2127 arch="parisc"
2128 ;;
2129 parisc64|hppa64)
2130 arch="parisc"
2131 subarch="parisc64"
2132 ;;
2133 "Power Macintosh"|ppc|powerpc)
2134 arch="ppc"
2135 ;;
47b1860e 2136 ppc64|powerpc64)
e939cedd
MR
2137 arch="ppc"
2138 subarch="ppc64"
2139 ;;
2140 s390|s390x)
2141 arch="s390"
2142 ;;
2143 sh4|sh)
2144 arch="sh4"
2145 ;;
2146 sun4u|sparc64)
2147 arch="sparc"
2148 subarch="sparc64"
2149 ;;
d33ed7b3 2150 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2151 arch="x86"
2152 ;;
2153esac
2154
851ffa80 2155is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2156enable $arch
e939cedd 2157
df5cdc24 2158# Add processor-specific flags
5d54c126
MR
2159if test "$cpu" = generic; then
2160 : do nothing
2161elif enabled ppc; then
343aef9b 2162
56348891
MR
2163 case $(tolower $cpu) in
2164 601|ppc601|powerpc601)
9dbd5c3d 2165 cpuflags="-mcpu=601"
64ad53ff 2166 disable altivec
9dbd5c3d 2167 ;;
56348891 2168 603*|ppc603*|powerpc603*)
9dbd5c3d 2169 cpuflags="-mcpu=603"
64ad53ff 2170 disable altivec
9dbd5c3d 2171 ;;
56348891 2172 604*|ppc604*|powerpc604*)
9dbd5c3d 2173 cpuflags="-mcpu=604"
64ad53ff 2174 disable altivec
9dbd5c3d 2175 ;;
56348891 2176 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2177 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2178 disable altivec
9dbd5c3d 2179 ;;
56348891 2180 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2181 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2182 ;;
56348891 2183 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2184 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2185 ;;
56348891 2186 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2187 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2188 ;;
56348891 2189 cell)
9dbd5c3d
MR
2190 cpuflags="-mcpu=cell"
2191 enable ldbrx
2192 ;;
7b0b81a1
AL
2193 e500v2)
2194 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2195 disable altivec
2196 ;;
2197 e500)
2198 cpuflags="-mcpu=8540 -mhard-float"
2199 disable altivec
2200 ;;
9dbd5c3d 2201 esac
343aef9b
MR
2202
2203elif enabled x86; then
2204
9dbd5c3d
MR
2205 case $cpu in
2206 i[345]86|pentium)
2207 cpuflags="-march=$cpu"
2208 disable mmx
2209 ;;
2210 # targets that do NOT support conditional mov (cmov)
2211 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2212 cpuflags="-march=$cpu"
2213 disable cmov
2214 ;;
2215 # targets that do support conditional mov (cmov)
e90aa6ed 2216 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2217 cpuflags="-march=$cpu"
2218 enable cmov
2219 enable fast_cmov
2220 ;;
2221 # targets that do support conditional mov but on which it's slow
2222 pentium4|pentium4m|prescott|nocona)
2223 cpuflags="-march=$cpu"
2224 enable cmov
2225 disable fast_cmov
2226 ;;
2227 esac
343aef9b
MR
2228
2229elif enabled sparc; then
2230
9dbd5c3d 2231 case $cpu in
26b7199e
MK
2232 niagara)
2233 cpuflags="-mcpu=$cpu"
2234 disable vis
2235 ;;
9dbd5c3d
MR
2236 sparc64)
2237 cpuflags="-mcpu=v9"
2238 ;;
2239 esac
343aef9b
MR
2240
2241elif enabled arm; then
2242
34ba23c9
MR
2243 case $cpu in
2244 armv*)
2245 cpuflags="-march=$cpu"
c2eae137 2246 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2247 ;;
2248 *)
2249 cpuflags="-mcpu=$cpu"
c2eae137
MR
2250 case $cpu in
2251 cortex-a*) subarch=armv7a ;;
2252 cortex-r*) subarch=armv7r ;;
2253 cortex-m*) subarch=armv7m ;;
2254 arm11*) subarch=armv6 ;;
2255 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2256 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2257 esac
34ba23c9
MR
2258 ;;
2259 esac
343aef9b
MR
2260
2261elif enabled alpha; then
2262
34ba23c9 2263 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2264
2265elif enabled bfin; then
2266
34ba23c9 2267 cpuflags="-mcpu=$cpu"
343aef9b
MR
2268
2269elif enabled mips; then
2270
34ba23c9 2271 cpuflags="-march=$cpu"
343aef9b
MR
2272
2273elif enabled avr32; then
2274
9dbd5c3d
MR
2275 case $cpu in
2276 ap7[02]0[0-2])
2277 subarch="avr32_ap"
2278 cpuflags="-mpart=$cpu"
2279 ;;
2280 ap)
2281 subarch="avr32_ap"
2282 cpuflags="-march=$cpu"
2283 ;;
2284 uc3[ab]*)
2285 subarch="avr32_uc"
2286 cpuflags="-mcpu=$cpu"
2287 ;;
2288 uc)
2289 subarch="avr32_uc"
2290 cpuflags="-march=$cpu"
2291 ;;
2292 esac
df5cdc24 2293
343aef9b
MR
2294fi
2295
df5cdc24
MR
2296add_cflags $cpuflags
2297add_asflags $cpuflags
2298
993f2d0f
MR
2299# compiler sanity check
2300check_exec <<EOF
2301int main(void){ return 0; }
2302EOF
2303if test "$?" != 0; then
2304 echo "$cc is unable to create an executable file."
2305 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2306 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2307 echo "Only do this if you know what cross compiling means."
2308 fi
2309 die "C compiler test failed."
2310fi
2311
38a9c529 2312add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2313check_cflags -std=c99
50a334e4 2314check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2315#include <stdlib.h>
2316EOF
50a334e4 2317check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2318#include <stdlib.h>
2319EOF
e9b9a2f8 2320
f0125de9
MR
2321check_host_cflags -std=c99
2322
b24dbcbd 2323case "$arch" in
e939cedd 2324 alpha|ia64|mips|parisc|sparc)
8a3c8627 2325 spic=$shared
b24dbcbd 2326 ;;
e939cedd 2327 x86)
cfdb6148 2328 subarch="x86_32"
e939cedd 2329 check_cc <<EOF && subarch="x86_64"
58b3536d 2330 int test[(int)sizeof(char*) - 7];
cfdb6148 2331EOF
de27f4d9 2332 if test "$subarch" = "x86_64"; then
e939cedd 2333 spic=$shared
de27f4d9 2334 fi
b24dbcbd 2335 ;;
b24dbcbd
RP
2336esac
2337
343aef9b 2338enable $subarch
8a3c8627 2339enabled spic && enable pic
b24dbcbd 2340
7483e694 2341# OS specific
4f854758 2342case $target_os in
a1629e28 2343 haiku)
63ae7e7c 2344 prefix_default="/boot/common"
108caaaa 2345 network_extralibs="-lnetwork"
f59c4bd6 2346 host_libs=
a1629e28 2347 ;;
7483e694
DB
2348 sunos)
2349 FFSERVERLDFLAGS=""
9987769a 2350 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2351 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2352 network_extralibs="-lsocket -lnsl"
50a334e4 2353 add_cppflags -D__EXTENSIONS__
8182dc34 2354 nm_opts='-P -g'
7483e694
DB
2355 ;;
2356 netbsd)
a1e4b3f6 2357 disable symver
07a8eef6
MR
2358 oss_indev_extralibs="-lossaudio"
2359 oss_outdev_extralibs="-lossaudio"
2138dc99 2360 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2361 ;;
2362 openbsd)
89e053f8 2363 enable malloc_aligned
7c4a001a 2364 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2365 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2366 # however the generated executable will not do anything
2367 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2368 # Thus explicitly enable PIC here.
cd78208b 2369 enable pic
a1e4b3f6 2370 disable symver
7483e694 2371 SHFLAGS='-shared'
07a8eef6
MR
2372 oss_indev_extralibs="-lossaudio"
2373 oss_outdev_extralibs="-lossaudio"
7483e694 2374 ;;
a1e4b3f6
MR
2375 dragonfly)
2376 enable malloc_aligned
2377 disable symver
2378 ;;
2379 freebsd)
89e053f8 2380 enable malloc_aligned
7483e694
DB
2381 ;;
2382 bsd/os)
355d81df 2383 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2384 strip="strip -d"
2385 ;;
2386 darwin)
89e053f8 2387 enable malloc_aligned
301ab19d 2388 gas="gas-preprocessor.pl $cc"
e08b8239 2389 enabled ppc && add_asflags -force_cpusubtype_ALL
dff68563
SM
2390 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2391 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
be90cd27 2392 strip="${strip} -x"
355d81df 2393 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2394 SLIBSUF=".dylib"
2395 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2396 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2397 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2398 objformat="macho"
1b0f6fb8 2399 enabled x86_64 && objformat="macho64"
8dfa86f7 2400 enabled_any pic shared ||
2704bd1a 2401 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2402 ;;
2403 mingw32*)
9d3f4f50 2404 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2405 disable network
2406 else
2407 target_os=mingw32
2408 fi
dcc01c06 2409 LIBTARGET=i386
1fc9fb8a 2410 if enabled x86_64; then
89e053f8 2411 enable malloc_aligned
417516f6 2412 LIBTARGET="i386:x86-64"
336cc1b0 2413 elif enabled arm; then
15c5156d 2414 LIBTARGET=arm-wince
dcc01c06 2415 fi
fbd971a4 2416 shlibdir_default="$bindir_default"
7483e694
DB
2417 SLIBPREF=""
2418 SLIBSUF=".dll"
7483e694
DB
2419 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2420 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
77e41e04 2421 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
4c25d159 2422 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2423 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2424 install -d "$(LIBDIR)"; \
2425 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2426 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2427 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 2428 objformat="win32"
ec10a9ab 2429 dlltool="${cross_prefix}dlltool"
bc574408 2430 enable dos_paths
1894e741 2431 check_cflags -fno-common
e26011d0
RP
2432 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2433 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2434 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2435 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2436 ;;
2437 cygwin*)
4f854758 2438 target_os=cygwin
fbd971a4 2439 shlibdir_default="$bindir_default"
7483e694
DB
2440 SLIBPREF="cyg"
2441 SLIBSUF=".dll"
2442 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2443 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2444 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2445 objformat="win32"
bc574408 2446 enable dos_paths
1894e741 2447 check_cflags -fno-common
7483e694 2448 ;;
4f365f37 2449 *-dos|freedos|opendos)
4f365f37 2450 network_extralibs="-lsocket"
ff1c015d 2451 objformat="coff"
bc574408 2452 enable dos_paths
4f365f37 2453 ;;
7483e694 2454 linux)
7483e694
DB
2455 enable dv1394
2456 ;;
2457 irix*)
4f854758 2458 target_os=irix
7483e694
DB
2459 ranlib="echo ignoring ranlib"
2460 ;;
d22e8442 2461 os/2*)
cc4e9d2a 2462 strip="lxlite -CS"
d22e8442 2463 ln_s="cp -f"
355d81df 2464 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2465 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2466 FFSERVERLDFLAGS=""
287d3b13 2467 LIBSUF="_s.a"
d22e8442
DY
2468 SLIBPREF=""
2469 SLIBSUF=".dll"
2470 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2471 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2472 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2473 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2474 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2475 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2476 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2477 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2478 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2479 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2480 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2481 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2482 enable dos_paths
d22e8442 2483 ;;
83993c1c
AM
2484 gnu/kfreebsd)
2485 ;;
34e82167 2486 gnu)
34e82167 2487 ;;
d33ed7b3
MR
2488 qnx)
2489 add_cppflags -D_QNX_SOURCE
2490 network_extralibs="-lsocket"
2491 ;;
614d8911
MR
2492 none)
2493 ;;
7483e694 2494 *)
4f924f9a 2495 die "Unknown OS '$target_os'."
7483e694
DB
2496 ;;
2497esac
2498
29ba0911 2499echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
db7515fd 2500
13cb2187
AS
2501check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2502
c9d19248
MR
2503set_default $PATHS_LIST
2504
320d060a 2505# we need to build at least one lib type
93b3c083 2506if ! enabled_any static shared; then
320d060a
DB
2507 cat <<EOF
2508At least one library type must be built.
2509Specify --enable-static to build the static libraries or --enable-shared to
2510build the shared libraries as well. To only build the shared libraries specify
2511--disable-static in addition to --enable-shared.
2512EOF
2513 exit 1;
2514fi
2515
abc4e572 2516disabled static && LIBNAME=""
2a320695 2517
2184c6f7 2518die_license_disabled() {
4c27207c 2519 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2520}
2521
2184c6f7 2522die_license_disabled gpl libx264
de295976 2523die_license_disabled gpl libxavs
2184c6f7
DB
2524die_license_disabled gpl libxvid
2525die_license_disabled gpl postproc
2526die_license_disabled gpl x11grab
2527
2f7ae63b 2528die_license_disabled nonfree libfaac
b2e3c528 2529
0b175caa
DB
2530die_license_disabled version3 libopencore_amrnb
2531die_license_disabled version3 libopencore_amrwb
2532
9cad0e4e 2533enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2534
40617a6d 2535disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2536
e276d9e8
MR
2537enable_pic() {
2538 enable pic
bce7b696
MR
2539 add_cppflags -DPIC
2540 add_cflags -fPIC
2541 add_asflags -fPIC
e276d9e8
MR
2542}
2543
2544enabled pic && enable_pic
bce7b696 2545
b4d96ba2
MR
2546check_cc <<EOF || die "Symbol mangling check failed."
2547int ff_extern;
2548EOF
8182dc34 2549sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2550extern_prefix=${sym%%ff_extern*}
2551
f65883c8
MR
2552check_cc <<EOF && enable inline_asm
2553void foo(void) { __asm__ volatile ("" ::); }
2554EOF
61d251db 2555
df5e3978
MR
2556_restrict=
2557for restrict_keyword in restrict __restrict__ __restrict; do
2558 check_cc <<EOF && _restrict=$restrict_keyword && break
2559void foo(char * $restrict_keyword p);
2560EOF
2561done
2562
2563check_cc <<EOF && enable attribute_packed
2564struct { int x; } __attribute__((packed)) x;
2565EOF
2566
dffb41b9
MR
2567check_cc <<EOF && enable attribute_may_alias
2568union { int x; } __attribute__((may_alias)) x;
2569EOF
2570
df5e3978
MR
2571check_cc <<EOF || die "endian test failed"
2572unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2573EOF
48fc536a 2574od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2575
e939cedd
MR
2576if enabled alpha; then
2577
2578 check_cflags -mieee
2579
2580elif enabled arm; then
e45391bb 2581
50fa82e6 2582 check_cflags -marm
301ab19d 2583 nogas=die
50fa82e6 2584
44caaa56
MR
2585 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2586 enable vfp_args
2587 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2588 case "${cross_prefix:-$cc}" in
2589 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2590 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2591__asm__ (".eabi_attribute 28, 1");
2592int main(void) { return 0; }
2593EOF
44caaa56
MR
2594 esac
2595 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2596 fi
fa0912fe
MR
2597
2598 # We have to check if pld is a nop and disable it.
2599 check_asm pld '"pld [r0]"'
2600
2601 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2602 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2603 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2604 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2605 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2606 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2607
e276d9e8
MR
2608 enabled_all armv6t2 shared !pic && enable_pic
2609
fa0912fe 2610elif enabled mips; then
e45391bb 2611
fa0912fe
MR
2612 check_asm loongson '"dmult.g $1, $2, $3"'
2613 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2614
fa0912fe 2615elif enabled ppc; then
e45391bb 2616
e6a0c354
MR
2617 enable local_aligned_8 local_aligned_16
2618
135448fa 2619 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2620 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2621 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2622 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2623
2624 # AltiVec flags: The FSF version of GCC differs from the Apple version
2625 if enabled altivec; then
301ab19d 2626 nogas=warn
fa0912fe
MR
2627 check_cflags -maltivec -mabi=altivec &&
2628 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2629 check_cflags -faltivec
2630
2631 # check if our compiler supports Motorola AltiVec C API
2632 check_cc <<EOF || disable altivec
2633$inc_altivec_h
2634int main(void) {
2635 vector signed int v1, v2, v3;
2636 v1 = vec_add(v2,v3);
2637 return 0;
2638}
2639EOF
2640
2641 # check if our compiler supports braces for vector declarations
2642 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2643$inc_altivec_h
2644int main (void) { (vector int) {1}; return 0; }
2645EOF
2646 fi
e45391bb 2647
fa0912fe 2648elif enabled sparc; then
e45391bb 2649
fa0912fe
MR
2650 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2651 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2652
fa0912fe 2653elif enabled x86; then
e45391bb 2654
e6a0c354
MR
2655 enable local_aligned_8 local_aligned_16
2656
44965991
PI
2657 # check whether EBP is available on x86
2658 # As 'i' is stored on the stack, this program will crash
2659 # if the base pointer is used to access it because the
2660 # base pointer is cleared in the inline assembly code.
7dfef245 2661 check_exec_crash <<EOF && enable ebp_available
44965991 2662 volatile int i=0;
be449fca 2663 __asm__ volatile (
44965991
PI
2664 "xorl %%ebp, %%ebp"
2665 ::: "%ebp");
2666 return i;
44965991
PI
2667EOF
2668
f494213c 2669 # check whether EBX is available on x86
7cee5421
MR
2670 check_asm ebx_available '""::"b"(0)' &&
2671 check_asm ebx_available '"":::"%ebx"'
8e380710 2672
6f74fb03
RP
2673 # check whether xmm clobbers are supported
2674 check_asm xmm_clobbers '"":::"%xmm0"'
2675
d3a4b4e0
DB
2676 # check whether more than 10 operands are supported
2677 check_cc <<EOF && enable ten_operands
2678int main(void) {
2679 int x=0;
2680 __asm__ volatile(
2681 ""
2682 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2683 );
2684 return 0;
2685}
2686EOF
2687
d7f0920b 2688 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2689 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2690 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2691
2692 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2693
9cca1e40 2694 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2695 if check_cmd $yasmexe --version; then
2696 enabled x86_64 && yasm_extra="-m amd64"
2697 yasm_debug="-g dwarf2"
2698 elif check_cmd nasm -v; then
2699 yasmexe=nasm
2700 yasm_debug="-g -F dwarf"
2701 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2702 fi
2703
2704 YASMFLAGS="-f $objformat $yasm_extra"
2705 enabled pic && append YASMFLAGS "-DPIC"
2706 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2707 case "$objformat" in
2708 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2709 esac
2710
48545a8f 2711 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2712 die "yasm not found, use --disable-yasm for a crippled build"
87f1355f 2713 check_yasm "vpaddw xmm0, xmm0, xmm0" || disable avx
31a0dcb2 2714 fi
e45391bb 2715
669b5583
MR
2716 case "$cpu" in
2717 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2718 disable fast_clz
2719 ;;
2720 esac
2721
44965991
PI
2722fi
2723
301ab19d
MR
2724if enabled asm; then
2725 as=${gas:=$as}
2726 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2727 $nogas "GNU assembler not found, install gas-preprocessor"
2728fi
2729
4a7e068b
MR
2730check_ldflags -Wl,--as-needed
2731
a98bb16d
RP
2732if check_func dlopen; then
2733 ldl=
2734elif check_func dlopen -ldl; then
2735 ldl=-ldl
8bf5d58f
MN
2736fi
2737
54fe299b
DV
2738if enabled network; then
2739 check_type "sys/types.h sys/socket.h" socklen_t
2740 check_type netdb.h "struct addrinfo"
2741 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2742 check_type netinet/in.h "struct sockaddr_in6"
2743 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2744 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2745 # Prefer arpa/inet.h over winsock2
2746 if check_header arpa/inet.h ; then
2747 check_func closesocket
2748 elif check_header winsock2.h ; then
2749 check_func_headers winsock2.h closesocket -lws2 && \
2750 network_extralibs="-lws2" || \
2751 { check_func_headers winsock2.h closesocket -lws2_32 && \
2752 network_extralibs="-lws2_32"; }
2753 check_type ws2tcpip.h socklen_t
2754 check_type ws2tcpip.h "struct addrinfo"
2755 check_type ws2tcpip.h "struct ipv6_mreq"
2756 check_type ws2tcpip.h "struct sockaddr_in6"
2757 check_type ws2tcpip.h "struct sockaddr_storage"
2758 check_struct winsock2.h "struct sockaddr" sa_len
2759 else
2760 disable network
2761 fi
2762fi
2763
75ecf149
DB
2764# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2765check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2766
534a2231 2767check_func fcntl
7483e694 2768check_func fork
84882df6 2769check_func getaddrinfo $network_extralibs
7483e694
DB
2770check_func gethrtime
2771check_func getrusage
fc5607f8 2772check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2773check_func inet_aton $network_extralibs
abfc8d05 2774check_func isatty
4ae40685 2775check_func ${malloc_prefix}memalign && enable memalign
7483e694 2776check_func mkstemp
0328b9ea 2777check_func mmap
4ae40685 2778check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2779check_func setrlimit
87958234 2780check_func strerror_r
47941088 2781check_func strtok_r
b58b9fa3 2782check_func_headers conio.h kbhit
b507ebd1 2783check_func_headers io.h setmode
e4673692 2784check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2785check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2786check_func_headers windows.h GetProcessTimes
73f6d31e 2787check_func_headers windows.h MapViewOfFile
7c5bfe7a 2788check_func_headers windows.h VirtualAlloc
6ffa87d3 2789
a98bb16d 2790check_header dlfcn.h
92c6a099 2791check_header dxva2api.h
a98bb16d 2792check_header malloc.h
bf6ce82d 2793check_header poll.h
b58412f1 2794check_header sys/mman.h
b091aa44 2795check_header sys/resource.h
bf6ce82d 2796check_header sys/select.h
272081b0
CEH
2797check_header vdpau/vdpau.h
2798check_header vdpau/vdpau_x11.h
68178ca9 2799check_header X11/extensions/XvMClib.h
a98bb16d 2800
9104cd51
RP
2801check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2802
89e053f8
MR
2803if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2804 enabled_any $need_memalign ; then
1f91cdce 2805 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2806fi
e16e49ac 2807
a4fa192c 2808disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2809disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2810
2811# check for some common methods of building with pthread support
2812# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2813if ! disabled pthreads && ! enabled w32threads; then
2814 enable pthreads
9e7fd101
MR
2815 if check_func pthread_create; then
2816 :
2817 elif check_func pthread_create -pthread; then
2818 add_cflags -pthread
afc9aee2 2819 add_extralibs -pthread
9e7fd101
MR
2820 elif check_func pthread_create -pthreads; then
2821 add_cflags -pthreads
afc9aee2 2822 add_extralibs -pthreads
8d94f606
GT
2823 elif check_func pthread_create -lpthreadGC2; then
2824 add_extralibs -lpthreadGC2
9e7fd101 2825 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2826 disable pthreads
9e7fd101 2827 fi
57bd82d4
MR
2828fi
2829
8eee7025 2830for thread in $THREADS_LIST; do
e5f94c2b 2831 if enabled $thread; then
3ae3b721
RP
2832 test -n "$thread_type" &&
2833 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2834 thread_type="$thread"
e5f94c2b
RP
2835 fi
2836done
2837
fdf88598 2838check_lib math.h sin -lm
edd43c95 2839disabled vaapi || check_lib va/va.h vaInitialize -lva
fdf88598 2840
645d2652
MR
2841check_mathfunc exp2
2842check_mathfunc exp2f
2843check_mathfunc llrint
07876e25 2844check_mathfunc llrintf
645d2652
MR
2845check_mathfunc log2
2846check_mathfunc log2f
2847check_mathfunc lrint
2848check_mathfunc lrintf
2849check_mathfunc round
2850check_mathfunc roundf
2851check_mathfunc truncf
f32adb22 2852
57bd82d4 2853# these are off by default, so fail if requested and not available
a1b3c5a3 2854enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2855enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
4fa18c56
MR
2856enabled libdirac && require_pkg_config dirac \
2857 "libdirac_decoder/dirac_parser.h libdirac_encoder/dirac_encoder.h" \
2858 "dirac_decoder_init dirac_encoder_init"
79fda097 2859enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
5af41508 2860enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2861enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2862enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2863enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2864enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2865enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2866enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
4fa18c56
MR
2867enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2868enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2869enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2870enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2871enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2872enabled libvpx && {
2873 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2874 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2875 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2876 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2877enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
5dd97520
JGG
2878 { check_cpp_condition x264.h "X264_BUILD >= 99" ||
2879 die "ERROR: libx264 version must be >= 0.99."; }
de295976 2880enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2881enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2882enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2883
0b4a1821
AS
2884# libdc1394 check
2885if enabled libdc1394; then
2886 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2887 enable libdc1394_2; } ||
2888 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2889 enable libdc1394_1; } ||
2890 die "ERROR: No version of libdc1394 found "
2891fi
2892
8f1b06c8 2893if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
aa692d54
MR
2894 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2895 enable sdl &&
2896 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2897fi
57bd82d4 2898
2270b4b2 2899texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2900
c6f95144 2901check_header linux/fb.h
06e31011
RP
2902check_header linux/videodev.h
2903check_header linux/videodev2.h
1b6e8b73 2904check_header sys/videoio.h
47f38850 2905
27796dc3 2906check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2907# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2908# w32api 3.12 had it defined wrong
2909check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 2910
f8aa696f 2911# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2912{ check_header dev/bktr/ioctl_meteor.h &&
2913 check_header dev/bktr/ioctl_bt848.h; } ||
2914{ check_header machine/ioctl_meteor.h &&
2915 check_header machine/ioctl_bt848.h; } ||
2916{ check_header dev/video/meteor/ioctl_meteor.h &&
2917 check_header dev/video/bktr/ioctl_bt848.h; } ||
2918check_header dev/ic/bt8xx.h
f8aa696f 2919
15d59d2c 2920check_header sndio.h
c7682de0
RP
2921check_header sys/soundcard.h
2922check_header soundcard.h
deb29777 2923
b6f3d925 2924enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2925
0e57fe17 2926enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2927
15d59d2c
B
2928enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
2929
56a059ac 2930enabled x11grab &&
f58f4ce1
GP
2931check_header X11/Xlib.h &&
2932check_header X11/extensions/XShm.h &&
0a045661 2933check_header X11/extensions/Xfixes.h &&
f58f4ce1 2934check_func XOpenDisplay -lX11 &&
781c1aa6
R
2935check_func XShmCreateImage -lX11 -lXext &&
2936check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2937
598ef02b 2938if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2939check_cpp_condition \
2940 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2941 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2942 disable vdpau; }
abf649c7 2943fi
deda2a4a 2944
95e561ec 2945enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2946
2947# add some useful compiler flags if supported
2948check_cflags -Wdeclaration-after-statement
dcd479c0 2949check_cflags -Wall
440e3b2f 2950check_cflags -Wno-parentheses
dcd479c0 2951check_cflags -Wno-switch
c07bd6a9
MN
2952check_cflags -Wdisabled-optimization
2953check_cflags -Wpointer-arith
2954check_cflags -Wredundant-decls
cc1fb623 2955check_cflags -Wno-pointer-sign
f4929996 2956check_cflags -Wcast-qual
9aceb3cf 2957check_cflags -Wwrite-strings
652a5bf6 2958check_cflags -Wtype-limits
764551c6 2959check_cflags -Wundef
fc298fd9 2960check_cflags -Wmissing-prototypes
5af4e0cc 2961enabled extra_warnings && check_cflags -Winline
cf9d24ad 2962
57bd82d4 2963# add some linker flags
5c0e9479 2964check_ldflags -Wl,--warn-common
737eb597 2965check_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 2966test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 2967
a482e61b 2968echo "X{};" > $TMPV
b462d132 2969if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 2970 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
2971 check_cc <<EOF && enable symver_asm_label
2972void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 2973void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
2974EOF
2975 check_cc <<EOF && enable symver_gnu_asm
2976__asm__(".symver ff_foo,av_foo@VERSION");
2977void ff_foo(void) {}
2978EOF
2979fi
a482e61b 2980
bd2216e4 2981if enabled small; then
14ca9cd0 2982 add_cflags $size_cflags
8400d6b8
DB
2983 optimizations="small"
2984elif enabled optimizations; then
14ca9cd0 2985 add_cflags $speed_cflags
b05394a0
MR
2986else
2987 add_cflags $noopt_cflags
cddf3f45 2988fi
11fdbc44 2989check_cflags -fno-math-errno
b2eb2ff0 2990check_cflags -fno-signed-zeros
cddf3f45 2991
629687f6 2992if enabled icc; then
b1598b58
MR
2993 # Just warnings, no remarks
2994 check_cflags -w1
2995 # -wd: Disable following warnings
2996 # 144, 167, 556: -Wno-pointer-sign
91bcad19 2997 # 1292: attribute "foo" ignored
b1598b58 2998 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 2999 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3000 # 10156: ignoring option '-W'; no argument required
91bcad19 3001 check_cflags -wd144,167,556,1292,10006,10148,10156
b1598b58
MR
3002 # 11030: Warning unknown option --as-needed
3003 # 10156: ignoring option '-export'; no argument required
3004 check_ldflags -wd10156,11030
3005 # Allow to compile with optimizations
3006 check_ldflags -march=$cpu
be2cf98a
CEH
3007 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3008 enable ebp_available
bdefad73
MR
3009 if enabled x86_32; then
3010 test ${icc_version%%.*} -ge 11 && \
3011 check_cflags -falign-stack=maintain-16-byte || \
3012 disable aligned_stack
3013 fi
df442a8d
MR
3014elif enabled ccc; then
3015 # disable some annoying warnings
3016 add_cflags -msg_disable cvtu32to64
3017 add_cflags -msg_disable embedcomment
3018 add_cflags -msg_disable needconstext
3019 add_cflags -msg_disable nomainieee
3020 add_cflags -msg_disable ptrmismatch1
3021 add_cflags -msg_disable unreachcode
973859f5
MR
3022elif enabled gcc; then
3023 check_cflags -fno-tree-vectorize
765e6134 3024 check_cflags -Werror=implicit-function-declaration
de63bfec 3025 check_cflags -Werror=missing-prototypes
613a4e3f
MR
3026elif enabled llvm_gcc; then
3027 check_cflags -mllvm -stack-alignment=16
06da6943 3028elif enabled clang; then
5c8ef670 3029 check_cflags -mllvm -stack-alignment=16
06da6943 3030 check_cflags -Qunused-arguments
138132be
MR
3031elif enabled armcc; then
3032 # 2523: use of inline assembler is deprecated
bcafde61
MR
3033 add_cflags -W${armcc_opt},--diag_suppress=2523
3034 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3035 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3036 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
587d24ff
MR
3037elif enabled tms470; then
3038 add_cflags -pds=824 -pds=837
5f3b8314
MR
3039elif enabled pathscale; then
3040 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3041fi
3042
7483e694
DB
3043enabled_any $THREADS_LIST && enable threads
3044
3045check_deps $CONFIG_LIST \
b6bb00b0 3046 $CONFIG_EXTRA \
7483e694
DB
3047 $HAVE_LIST \
3048 $DECODER_LIST \
3049 $ENCODER_LIST \
5666fd73 3050 $HWACCEL_LIST \
7483e694
DB
3051 $PARSER_LIST \
3052 $BSF_LIST \
3053 $DEMUXER_LIST \
3054 $MUXER_LIST \
f7679c54 3055 $FILTER_LIST \
7483e694
DB
3056 $INDEV_LIST \
3057 $OUTDEV_LIST \
3058 $PROTOCOL_LIST \
57442411
MR
3059 $ACODEC_TESTS \
3060 $VCODEC_TESTS \
3061 $LAVF_TESTS \
48c28162 3062 $LAVFI_TESTS \
b9d5f1b7 3063 $SEEK_TESTS \
f70f03f6 3064
3bfd582c 3065enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3066
3e89171a 3067echo "install prefix $prefix"
f36958f8
DB
3068echo "source path $source_path"
3069echo "C compiler $cc"
f36958f8 3070echo "ARCH $arch ($cpu)"
ce8871c2
MR
3071if test "$build_suffix" != ""; then
3072 echo "build suffix $build_suffix"
eb94aca9 3073fi
ac63af34
DB
3074if test "$extra_version" != ""; then
3075 echo "version string suffix $extra_version"
3076fi
0db2ce77 3077echo "big-endian ${bigendian-no}"
e90f5b5a 3078echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3079if enabled x86; then
af44e8e4 3080 echo "yasm ${yasm-no}"
0db2ce77 3081 echo "MMX enabled ${mmx-no}"
30e98e62 3082 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3083 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3084 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3085 echo "SSE enabled ${sse-no}"
30e98e62 3086 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
3087 echo "CMOV enabled ${cmov-no}"
3088 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3089 echo "EBX available ${ebx_available-no}"
3090 echo "EBP available ${ebp_available-no}"
d3a4b4e0 3091 echo "10 operands supported ${ten_operands-no}"
e41e8342 3092fi
5b6c2cbd 3093if enabled arm; then
0db2ce77
MR
3094 echo "ARMv5TE enabled ${armv5te-no}"
3095 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3096 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3097 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 3098 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 3099 echo "NEON enabled ${neon-no}"
eba9ae3c 3100fi
5b6c2cbd 3101if enabled mips; then
0db2ce77 3102 echo "MMI enabled ${mmi-no}"
e41e8342 3103fi
5b6c2cbd 3104if enabled ppc; then
0db2ce77 3105 echo "AltiVec enabled ${altivec-no}"
30e98e62 3106 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 3107 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
3108fi
3109if enabled sparc; then
3110 echo "VIS enabled ${vis-no}"
e41e8342 3111fi
0db2ce77 3112echo "debug symbols ${debug-no}"
87a0fb62 3113echo "strip symbols ${stripping-no}"
8400d6b8 3114echo "optimizations ${optimizations-no}"
0db2ce77
MR
3115echo "static ${static-no}"
3116echo "shared ${shared-no}"
4a24ab64 3117echo "postprocessing support ${postproc-no}"
f7679c54 3118echo "new filter support ${avfilter-no}"
0db2ce77 3119echo "network support ${network-no}"
0db2ce77
MR
3120echo "threading support ${thread_type-no}"
3121echo "SDL support ${sdl-no}"
0db2ce77
MR
3122echo "Sun medialib support ${mlib-no}"
3123echo "AVISynth enabled ${avisynth-no}"
47941088 3124echo "frei0r enabled ${frei0r-no}"
f7b8bffe 3125echo "libdc1394 support ${libdc1394-no}"
690bfceb 3126echo "libdirac enabled ${libdirac-no}"
0db2ce77 3127echo "libfaac enabled ${libfaac-no}"
0db2ce77
MR
3128echo "libgsm enabled ${libgsm-no}"
3129echo "libmp3lame enabled ${libmp3lame-no}"
3130echo "libnut enabled ${libnut-no}"
0b175caa
DB
3131echo "libopencore-amrnb support ${libopencore_amrnb-no}"
3132echo "libopencore-amrwb support ${libopencore_amrwb-no}"
6ebf0bfc 3133echo "libopencv support ${libopencv-no}"
9a77d59a 3134echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 3135echo "librtmp enabled ${librtmp-no}"
f7cd9eed 3136echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 3137echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
3138echo "libtheora enabled ${libtheora-no}"
3139echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 3140echo "libvpx enabled ${libvpx-no}"
d6bd62db 3141echo "libx264 enabled ${libx264-no}"
de295976 3142echo "libxavs enabled ${libxavs-no}"
d6bd62db 3143echo "libxvid enabled ${libxvid-no}"
0db2ce77 3144echo "zlib enabled ${zlib-no}"
f402916e 3145echo "bzlib enabled ${bzlib-no}"
2c62e737 3146echo
de6d9b64 3147
5666fd73 3148for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 3149 echo "Enabled ${type}s:"
f65c9da1 3150 eval list=\$$(toupper $type)_LIST
fda299f0 3151 print_enabled '_*' $list | sort | pr -r -3 -t
f65c9da1 3152 echo
8138b9db
RP
3153done
3154
ba7a7039 3155license="LGPL version 2.1 or later"
ba321adb 3156if enabled nonfree; then
ba7a7039 3157 license="nonfree and unredistributable"
9cad0e4e
DB
3158elif enabled gplv3; then
3159 license="GPL version 3 or later"
3160elif enabled lgplv3; then
3161 license="LGPL version 3 or later"
ba321adb 3162elif enabled gpl; then
ba7a7039 3163 license="GPL version 2 or later"
ba321adb
JK
3164fi
3165
3166echo "License: $license"
ca5323af 3167
cf1392e9
DB
3168echo "Creating config.mak and config.h..."
3169
df642790
MR
3170# build tree in object directory if source path is different from current one
3171if enabled source_path_used; then
3172 DIRS="
3173 doc
3174 libavcodec
3175 libavcodec/$arch
3176 libavdevice
3177 libavfilter
2c1da681 3178 libavfilter/$arch
df642790
MR
3179 libavformat
3180 libavutil
3181 libavutil/$arch
3182 libpostproc
3183 libswscale
3184 libswscale/$arch
3185 tests
3186 tools
3187 "
3188 FILES="
3189 Makefile
3190 common.mak
3191 subdir.mak
3192 doc/texi2pod.pl
3193 libavcodec/Makefile
43f60eba 3194 libavcodec/${arch}/Makefile
df642790
MR
3195 libavdevice/Makefile
3196 libavfilter/Makefile
483480b5 3197 libavfilter/${arch}/Makefile
df642790
MR
3198 libavformat/Makefile
3199 libavutil/Makefile
3200 libpostproc/Makefile
3201 libswscale/Makefile
3202 "
e0e335a0 3203 map 'mkdir -p $v' $DIRS;
43f60eba 3204 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
3205fi
3206
ad212cc6
MR
3207enabled stripping || strip="echo skipping strip"
3208
72cfcf41
MR
3209config_files="$TMPH config.mak"
3210
173c983b
MR
3211cat > config.mak <<EOF
3212# Automatically generated by configure - do not modify!
29ba0911
JG
3213ifndef LIBAV_CONFIG_MAK
3214LIBAV_CONFIG_MAK=1
3215LIBAV_CONFIGURATION=$LIBAV_CONFIGURATION
173c983b
MR
3216prefix=$prefix
3217LIBDIR=\$(DESTDIR)$libdir
3218SHLIBDIR=\$(DESTDIR)$shlibdir
3219INCDIR=\$(DESTDIR)$incdir
3220BINDIR=\$(DESTDIR)$bindir
3221DATADIR=\$(DESTDIR)$datadir
3222MANDIR=\$(DESTDIR)$mandir
3223SRC_PATH="$source_path"
3224SRC_PATH_BARE=$source_path
3225BUILD_ROOT="$PWD"
bb5cecdc 3226CC_IDENT=$cc_ident
173c983b
MR
3227ARCH=$arch
3228CC=$cc
3229AS=$as
3230LD=$ld
3231DEPCC=$dep_cc
3232YASM=$yasmexe
a4aea515 3233YASMDEP=$yasmexe
173c983b
MR
3234AR=$ar
3235RANLIB=$ranlib
4335125c 3236CP=cp -p
173c983b
MR
3237LN_S=$ln_s
3238STRIP=$strip
3239CPPFLAGS=$CPPFLAGS
3240CFLAGS=$CFLAGS
3241ASFLAGS=$ASFLAGS
3242CC_O=$CC_O
ec10a9ab 3243DLLTOOL=$dlltool
173c983b
MR
3244LDFLAGS=$LDFLAGS
3245FFSERVERLDFLAGS=$FFSERVERLDFLAGS
3246SHFLAGS=$SHFLAGS
3247YASMFLAGS=$YASMFLAGS
3248BUILDSUF=$build_suffix
3249FULLNAME=$FULLNAME
3250LIBPREF=$LIBPREF
3251LIBSUF=$LIBSUF
3252LIBNAME=$LIBNAME
3253SLIBPREF=$SLIBPREF
3254SLIBSUF=$SLIBSUF
3255EXESUF=$EXESUF
3256EXTRA_VERSION=$extra_version
3257DEPFLAGS=$DEPFLAGS
3258CCDEP=$CCDEP
3259ASDEP=$ASDEP
3260CC_DEPFLAGS=$CC_DEPFLAGS
3261AS_DEPFLAGS=$AS_DEPFLAGS
3262HOSTCC=$host_cc
3263HOSTCFLAGS=$host_cflags
3264HOSTEXESUF=$HOSTEXESUF
3265HOSTLDFLAGS=$host_ldflags
3266HOSTLIBS=$host_libs
3267TARGET_EXEC=$target_exec