os_support: K&R formatting cosmetics
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
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."
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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."
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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
3b327a4b 62Help options:
06454877 63 --help print this message
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64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
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126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
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170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
06454877 172 --enable-libfaac enable FAAC support via libfaac [no]
37eeb5e2 173 --enable-libfdk-aac enable AAC support via libfdk-aac [no]
a5b64584 174 --enable-libfreetype enable libfreetype [no]
06454877 175 --enable-libgsm enable GSM support via libgsm [no]
3641b048 176 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 177 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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178 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
179 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
180 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 181 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c922411 182 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 183 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 184 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 185 --enable-libspeex enable Speex support via libspeex [no]
06454877 186 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 187 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 188 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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189 --enable-libvorbis enable Vorbis encoding via libvorbis,
190 native implementation exists [no]
8299a7f8 191 --enable-libvpx enable VP8 support via libvpx [no]
06454877 192 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 193 --enable-libxavs enable AVS encoding via xavs [no]
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194 --enable-libxvid enable Xvid encoding via xvidcore,
195 native MPEG-4/Xvid encoder exists [no]
a060866f 196 --enable-openssl enable openssl [no]
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197 --enable-zlib enable zlib [autodetect]
198
199Advanced options (experts only):
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200 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
201 --enable-cross-compile assume a cross-compiler is used
202 --sysroot=PATH root of cross-build tree
203 --sysinclude=PATH location of cross-build system headers
204 --target-os=OS compiler targets OS [$target_os]
205 --target-exec=CMD command to run executables on target
206 --target-path=DIR path to view of build directory on target
207 --nm=NM use nm tool
121d78d0 208 --ar=AR use archive tool AR [$ar_default]
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209 --as=AS use assembler AS [$as_default]
210 --cc=CC use C compiler CC [$cc_default]
211 --ld=LD use linker LD
212 --host-cc=HOSTCC use host C compiler HOSTCC
213 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
214 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
215 --host-libs=HLIBS use libs HLIBS when linking for host
216 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
217 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
218 --extra-libs=ELIBS add ELIBS [$ELIBS]
219 --extra-version=STRING version string suffix []
3b327a4b 220 --optflags override optimization-related compiler flags
06454877 221 --build-suffix=SUFFIX library name suffix []
3b327a4b 222 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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223 --arch=ARCH select architecture [$arch]
224 --cpu=CPU select the minimum required CPU (affects
225 instruction selection, may crash on older CPUs)
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226 --enable-pic build position-independent code
227 --enable-sram allow use of on-chip SRAM
228 --disable-symver disable symbol versioning
229 --disable-fastdiv disable table-based division
230 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
231 --disable-safe-bitstream-reader
232 disable buffer boundary checking in bitreaders
233 (faster, but may crash)
234 --enable-memalign-hack emulate memalign, interferes with memory debuggers
235
236Optimization options (experts only):
c8a4ae00 237 --disable-asm disable all assembler optimizations
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238 --disable-altivec disable AltiVec optimizations
239 --disable-amd3dnow disable 3DNow! optimizations
240 --disable-amd3dnowext disable 3DNow! extended optimizations
241 --disable-mmx disable MMX optimizations
242 --disable-mmx2 disable MMX2 optimizations
243 --disable-sse disable SSE optimizations
244 --disable-ssse3 disable SSSE3 optimizations
87f1355f 245 --disable-avx disable AVX optimizations
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246 --disable-armv5te disable armv5te optimizations
247 --disable-armv6 disable armv6 optimizations
248 --disable-armv6t2 disable armv6t2 optimizations
249 --disable-armvfp disable ARM VFP optimizations
06454877 250 --disable-mmi disable MMI optimizations
5ea20630 251 --disable-neon disable NEON optimizations
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252 --disable-vis disable VIS optimizations
253 --disable-yasm disable use of yasm assembler
06454877 254
070c5d0f 255Developer options (useful when working on Libav itself):
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256 --disable-debug disable debugging symbols
257 --enable-debug=LEVEL set the debug level [$debuglevel]
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258 --disable-optimizations disable compiler optimizations
259 --enable-extra-warnings enable more compiler warnings
52b3cc60 260 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 261 \$LIBAV_SAMPLES at make invocation time.
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262 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
263 should be used only for debugging purposes)
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264
265NOTE: Object files are built at the place where configure is launched.
266EOF
60e8bc13 267 exit 0
74c53c2d 268}
cf9d24ad 269
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270quotes='""'
271
57bd82d4 272log(){
2270b4b2 273 echo "$@" >> $logfile
57bd82d4
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274}
275
720c69da 276log_file(){
c8e9f801 277 log BEGIN $1
2270b4b2 278 pr -n -t $1 >> $logfile
c8e9f801
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279 log END $1
280}
281
2ba042a7 282echolog(){
c8e9f801 283 log "$@"
57bd82d4 284 echo "$@"
2ba042a7
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285}
286
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287warn(){
288 log "WARNING: $*"
289 WARNINGS="${WARNINGS}WARNING: $*\n"
290}
291
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292die(){
293 echolog "$@"
294 cat <<EOF
d326cf7f 295
2ba042a7 296If you think configure made a mistake, make sure you are using the latest
4a6a21f5 297version from Git. If the latest version fails, report the problem to the
070c5d0f 298libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 299EOF
e155a21a 300 if disabled logging; then
2ba042a7 301 cat <<EOF
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302Rerun configure with logging enabled (do not use --disable-logging), and
303include the log this produces with your report.
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304EOF
305 else
306cat <<EOF
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307Include the log file "$logfile" produced by configure as this will help
308solving the problem.
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309EOF
310 fi
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311 exit 1
312}
313
6c6007d6 314# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 315toupper(){
6c6007d6 316 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
317}
318
4a5444db 319tolower(){
6c6007d6 320 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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321}
322
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323c_escape(){
324 echo "$*" | sed 's/["\\]/\\\0/g'
325}
326
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327sh_quote(){
328 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 329 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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330 echo "$v"
331}
332
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333cleanws(){
334 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
335}
336
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MR
337filter(){
338 pat=$1
339 shift
340 for v; do
98ef6079 341 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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342 done
343}
344
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345filter_out(){
346 pat=$1
347 shift
348 for v; do
349 eval "case $v in $pat) ;; *) echo $v ;; esac"
350 done
351}
352
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353map(){
354 m=$1
355 shift
e0e335a0 356 for v; do eval $m; done
36e2dea0
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357}
358
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359set_all(){
360 value=$1
361 shift
362 for var in $*; do
363 eval $var=$value
364 done
365}
366
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367set_weak(){
368 value=$1
369 shift
370 for var; do
371 eval : \${$var:=$value}
372 done
373}
374
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375set_safe(){
376 var=$1
377 shift
378 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
379}
380
381get_safe(){
382 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
383}
384
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385pushvar(){
386 for var in $*; do
387 eval level=\${${var}_level:=0}
388 eval ${var}_${level}="\$$var"
389 eval ${var}_level=$(($level+1))
390 done
391}
392
393popvar(){
394 for var in $*; do
395 eval level=\${${var}_level:-0}
396 test $level = 0 && continue
397 eval level=$(($level-1))
398 eval $var="\${${var}_${level}}"
399 eval ${var}_level=$level
400 eval unset ${var}_${level}
401 done
402}
403
a8d04fba
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404enable(){
405 set_all yes $*
406}
407
408disable(){
409 set_all no $*
410}
411
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412enable_weak(){
413 set_weak yes $*
414}
415
416disable_weak(){
417 set_weak no $*
418}
419
72702705 420enable_safe(){
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421 for var; do
422 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
423 done
72702705
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424}
425
426disable_safe(){
fd07f803
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427 for var; do
428 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
429 done
72702705
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430}
431
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432do_enable_deep(){
433 for var; do
434 enabled $var && continue
435 eval sel="\$${var}_select"
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436 eval sgs="\$${var}_suggest"
437 pushvar var sgs
f9d328da 438 enable_deep $sel
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439 popvar sgs
440 enable_deep_weak $sgs
f9d328da
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441 popvar var
442 done
443}
444
445enable_deep(){
446 do_enable_deep $*
447 enable $*
448}
449
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450enable_deep_weak(){
451 do_enable_deep $*
452 enable_weak $*
453}
454
57bd82d4 455enabled(){
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456 test "${1#!}" = "$1" && op== || op=!=
457 eval test "x\$${1#!}" $op "xyes"
44161118
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458}
459
37970ebf 460disabled(){
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461 test "${1#!}" = "$1" && op== || op=!=
462 eval test "x\$${1#!}" $op "xno"
37970ebf
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463}
464
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465enabled_all(){
466 for opt; do
467 enabled $opt || return 1
468 done
469}
470
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471disabled_all(){
472 for opt; do
473 disabled $opt || return 1
474 done
475}
476
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477enabled_any(){
478 for opt; do
479 enabled $opt && return 0
480 done
481}
482
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483disabled_any(){
484 for opt; do
485 disabled $opt && return 0
486 done
f7b230a7 487 return 1
85bca2c5
DB
488}
489
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490set_default(){
491 for opt; do
88268e94 492 eval : \${$opt:=\$${opt}_default}
c9d19248
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493 done
494}
495
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496is_in(){
497 value=$1
498 shift
499 for var in $*; do
500 [ $var = $value ] && return 0
501 done
502 return 1
503}
504
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505check_deps(){
506 for cfg; do
3250003c 507 cfg="${cfg#!}"
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508 enabled ${cfg}_checking && die "Circular dependency for $cfg."
509 disabled ${cfg}_checking && continue
510 enable ${cfg}_checking
511
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512 eval dep_all="\$${cfg}_deps"
513 eval dep_any="\$${cfg}_deps_any"
7ef3425f 514 eval dep_sel="\$${cfg}_select"
c510c7b5 515 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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516 eval dep_ifa="\$${cfg}_if"
517 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 518
3d7453e0
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519 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
520 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
521 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 522
3d7453e0
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523 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
524 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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525 enabled_all $dep_all || disable $cfg
526 enabled_any $dep_any || disable $cfg
7ef3425f 527 disabled_any $dep_sel && disable $cfg
799c9e9b 528
4ec45764
RP
529 if enabled $cfg; then
530 eval dep_extralibs="\$${cfg}_extralibs"
531 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 532 enable_deep $dep_sel
c510c7b5 533 enable_deep_weak $dep_sgs
4ec45764
RP
534 fi
535
799c9e9b 536 disable ${cfg}_checking
30fd06be
MR
537 done
538}
539
72cfcf41
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540print_config_h(){
541 enabled $1 && v=1 || v=0
542 echo "#define $2 $v"
543}
544
545print_config_mak(){
546 enabled $1 && v= || v=!
547 echo "$v$2=yes"
548}
549
55127e7b 550print_config_asm(){
3b15a6d7
RB
551 enabled $1 && v=1 || v=0
552 echo "%define $2 $v"
55127e7b
MR
553}
554
44161118
MR
555print_config(){
556 pfx=$1
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557 files=$2
558 shift 2
44161118 559 for cfg; do
5e622c40 560 ucname="$(toupper $cfg)"
72cfcf41
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561 for f in $files; do
562 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
563 done
44161118 564 done
57bd82d4
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565}
566
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567print_enabled(){
568 test "$1" = -n && end=" " && shift || end="\n"
569 suf=$1
570 shift
571 for v; do
572 enabled $v && printf "%s$end" ${v%$suf};
573 done
574}
575
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576append(){
577 var=$1
578 shift
57bd82d4
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579 eval "$var=\"\$$var $*\""
580}
581
60361817
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582prepend(){
583 var=$1
584 shift
585 eval "$var=\"$* \$$var\""
586}
587
50a334e4 588add_cppflags(){
caf458dd 589 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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590}
591
57bd82d4 592add_cflags(){
caf458dd 593 append CFLAGS $($filter_cflags "$@")
57bd82d4
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594}
595
2f2e6c7c 596add_asflags(){
caf458dd 597 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
598}
599
57bd82d4
MR
600add_ldflags(){
601 append LDFLAGS "$@"
602}
603
604add_extralibs(){
60361817 605 prepend extralibs "$@"
57bd82d4
MR
606}
607
b0cfb663 608check_cmd(){
b3cb5d51 609 log "$@"
2270b4b2 610 "$@" >> $logfile 2>&1
b0cfb663
MR
611}
612
dcd479c0 613check_cc(){
57bd82d4 614 log check_cc "$@"
2270b4b2 615 cat > $TMPC
720c69da 616 log_file $TMPC
50a334e4 617 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
618}
619
620check_cpp(){
621 log check_cpp "$@"
2270b4b2 622 cat > $TMPC
720c69da 623 log_file $TMPC
9e7f3277 624 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
625}
626
f65883c8
MR
627check_as(){
628 log check_as "$@"
629 cat > $TMPC
630 log_file $TMPC
2f2e6c7c 631 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
632}
633
940f335a
MR
634check_asm(){
635 log check_asm "$@"
636 name="$1"
3784e82e 637 code="$2"
940f335a 638 shift 2
49214f61
MR
639 disable $name
640 check_as "$@" <<EOF && enable $name
3784e82e 641void foo(void){ __asm__ volatile($code); }
940f335a
MR
642EOF
643}
644
304d586d
LM
645check_yasm(){
646 log check_yasm "$@"
647 echo "$1" > $TMPS
648 log_file $TMPS
649 shift 1
650 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
651}
652
dcd479c0 653check_ld(){
57bd82d4 654 log check_ld "$@"
3155a644
MR
655 flags=''
656 libs=''
657 for f; do
658 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
659 done
2a194acd 660 check_cc $($filter_cflags $flags) || return
7e75f9fe 661 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
662}
663
5adc829e
MR
664check_code(){
665 log check_code "$@"
666 check=$1
667 headers=$2
668 code=$3
669 shift 3
670 {
671 for hdr in $headers; do
672 echo "#include <$hdr>"
673 done
674 echo "int main(void) { $code; return 0; }"
675 } | check_$check "$@"
676}
677
50a334e4
MR
678check_cppflags(){
679 log check_cppflags "$@"
caf458dd
MR
680 set -- $($filter_cppflags "$@")
681 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
682int x;
683EOF
684}
685
dcd479c0 686check_cflags(){
57bd82d4 687 log check_cflags "$@"
caf458dd
MR
688 set -- $($filter_cflags "$@")
689 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
690int x;
691EOF
692}
693
2ed46eea
MR
694test_ldflags(){
695 log test_ldflags "$@"
696 check_ld "$@" <<EOF
c23a0ac8 697int main(void){ return 0; }
dcd479c0
MR
698EOF
699}
700
2ed46eea
MR
701check_ldflags(){
702 log check_ldflags "$@"
703 test_ldflags "$@" && add_ldflags "$@"
704}
705
dcd479c0 706check_header(){
57bd82d4 707 log check_header "$@"
dcd479c0
MR
708 header=$1
709 shift
b77df637
MR
710 disable_safe $header
711 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
712#include <$header>
713int x;
714EOF
715}
716
717check_func(){
57bd82d4 718 log check_func "$@"
dcd479c0
MR
719 func=$1
720 shift
d8bc5f06
MR
721 disable $func
722 check_ld "$@" <<EOF && enable $func
dcd479c0 723extern int $func();
c23a0ac8 724int main(void){ $func(); }
dcd479c0
MR
725EOF
726}
727
645d2652 728check_mathfunc(){
6b73c0ae 729 log check_mathfunc "$@"
645d2652
MR
730 func=$1
731 shift
732 disable $func
733 check_ld "$@" <<EOF && enable $func
734#include <math.h>
33bd38db
MR
735float foo(float f) { return $func(f); }
736int main(void){ return 0; }
645d2652
MR
737EOF
738}
739
2446d3d6
DB
740check_func_headers(){
741 log check_func_headers "$@"
f8d7b072 742 headers=$1
edaf1ae2 743 funcs=$2
f8d7b072 744 shift 2
edaf1ae2
MR
745 {
746 for hdr in $headers; do
747 echo "#include <$hdr>"
748 done
749 for func in $funcs; do
750 echo "long check_$func(void) { return (long) $func; }"
751 done
752 echo "int main(void) { return 0; }"
753 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
754}
755
a5344cf7
SS
756check_cpp_condition(){
757 log check_cpp_condition "$@"
758 header=$1
759 condition=$2
f855b7b9
MR
760 shift 2
761 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
762#include <$header>
763#if !($condition)
764#error "unsatisfied condition: $condition"
765#endif
766EOF
767}
768
57bd82d4
MR
769check_lib(){
770 log check_lib "$@"
771 header="$1"
772 func="$2"
773 shift 2
84400e9d 774 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
775}
776
f8d7b072
MR
777check_lib2(){
778 log check_lib2 "$@"
779 headers="$1"
edaf1ae2 780 funcs="$2"
f8d7b072 781 shift 2
edaf1ae2 782 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
783}
784
3f8040db
MR
785check_pkg_config(){
786 log check_pkg_config "$@"
787 pkg="$1"
788 headers="$2"
789 funcs="$3"
790 shift 3
791 $pkg_config --exists $pkg || return
792 pkg_cflags=$($pkg_config --cflags $pkg)
793 pkg_libs=$($pkg_config --libs $pkg)
794 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
795 set_safe ${pkg}_cflags $pkg_cflags &&
796 set_safe ${pkg}_libs $pkg_libs
797}
798
dcd479c0 799check_exec(){
2270b4b2 800 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
801}
802
7dfef245 803check_exec_crash(){
5e622c40 804 code=$(cat)
7dfef245
MR
805
806 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
807 # are safe but may not be available everywhere. Thus we use
808 # raise(SIGTERM) instead. The check is run in a subshell so we
809 # can redirect the "Terminated" message from the shell. SIGBUS
810 # is not defined by standard C so it is used conditionally.
811
2270b4b2 812 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
813#include <signal.h>
814static void sighandler(int sig){
815 raise(SIGTERM);
816}
e5af4a11 817int main(void){
7dfef245
MR
818 signal(SIGILL, sighandler);
819 signal(SIGFPE, sighandler);
820 signal(SIGSEGV, sighandler);
821#ifdef SIGBUS
822 signal(SIGBUS, sighandler);
823#endif
824 { $code }
825}
826EOF
827}
828
72be9e73
DY
829check_type(){
830 log check_type "$@"
831 headers=$1
832 type=$2
833 shift 2
ae550ce9 834 disable_safe "$type"
5adc829e 835 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
836}
837
14d36751
MR
838check_struct(){
839 log check_type "$@"
840 headers=$1
841 struct=$2
842 member=$3
843 shift 3
844 disable_safe "${struct}_${member}"
5adc829e
MR
845 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
846 enable_safe "${struct}_${member}"
14d36751
MR
847}
848
57bd82d4
MR
849require(){
850 name="$1"
851 header="$2"
852 func="$3"
853 shift 3
854 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
855}
856
f8d7b072
MR
857require2(){
858 name="$1"
859 headers="$2"
860 func="$3"
861 shift 3
862 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
863}
864
3f8040db
MR
865require_pkg_config(){
866 pkg="$1"
867 check_pkg_config "$@" || die "ERROR: $pkg not found"
868 add_cflags $(get_safe ${pkg}_cflags)
869 add_extralibs $(get_safe ${pkg}_libs)
870}
871
f0125de9
MR
872check_host_cc(){
873 log check_host_cc "$@"
874 cat > $TMPC
875 log_file $TMPC
876 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
877}
878
879check_host_cflags(){
880 log check_host_cflags "$@"
881 check_host_cc "$@" <<EOF && append host_cflags "$@"
882int x;
883EOF
884}
885
c505dd31
MR
886apply(){
887 file=$1
888 shift
889 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
890}
891
c34681df 892cp_if_changed(){
5e27ec28
MR
893 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
894 mkdir -p "$(dirname $2)"
895 cp -f "$1" "$2"
c34681df
MR
896}
897
dcd61286
DB
898# CONFIG_LIST contains configurable options, while HAVE_LIST is for
899# system-dependent things.
900
4a0d6686
AJ
901COMPONENT_LIST="
902 bsfs
903 decoders
904 demuxers
905 encoders
3cde40aa 906 filters
5666fd73 907 hwaccels
c552605c 908 indevs
4a0d6686 909 muxers
c552605c 910 outdevs
4a0d6686
AJ
911 parsers
912 protocols
913"
914
055c61b8
DB
915PROGRAM_LIST="
916 avconv
917 avplay
918 avprobe
919 avserver
055c61b8
DB
920"
921
4a0d6686
AJ
922CONFIG_LIST="
923 $COMPONENT_LIST
055c61b8 924 $PROGRAM_LIST
a5444fee 925 ac3dsp
5a0f7131
MR
926 avcodec
927 avdevice
f7679c54 928 avfilter
5a0f7131 929 avformat
c8af852b 930 avresample
c88f5d72 931 avisynth
f402916e 932 bzlib
7f3f5f46 933 dct
c73f65d9 934 doc
05aec7bb 935 dwt
92c6a099 936 dxva2
27a9466b 937 fastdiv
1848f7d9 938 fft
47941088 939 frei0r
bc8c1395 940 gnutls
c88f5d72 941 gpl
d8d0d0b2 942 gray
3abe5fbd 943 hardcoded_tables
e417d80d 944 libcdio
f7b8bffe 945 libdc1394
2eed5a46 946 libfaac
37eeb5e2 947 libfdk_aac
a5b64584 948 libfreetype
c88f5d72 949 libgsm
3641b048 950 libilbc
6ebe07fb 951 libmp3lame
0b175caa
DB
952 libopencore_amrnb
953 libopencore_amrwb
6ebf0bfc 954 libopencv
9a77d59a 955 libopenjpeg
0de9c41f 956 libpulse
0f943ce6 957 librtmp
f7cd9eed 958 libschroedinger
ae14f311 959 libspeex
150d2772 960 libtheora
d89e738a 961 libvo_aacenc
f502ff3f 962 libvo_amrwbenc
c88f5d72 963 libvorbis
8299a7f8 964 libvpx
1cc60c47 965 libx264
de295976 966 libxavs
1cc60c47 967 libxvid
b781cc12 968 lsp
47a158cb 969 mdct
c88f5d72 970 memalign_hack
c4f5c2d6 971 mpegaudiodsp
c88f5d72 972 network
3fe142e2 973 nonfree
a060866f 974 openssl
8a3c8627 975 pic
68602540 976 rdft
44b70ce5 977 rtpdec
e90f5b5a 978 runtime_cpudetect
8cfbbd92 979 safe_bitstream_reader
2e35e684 980 shared
4538729a 981 sinewin
bd2216e4 982 small
6b35d421 983 sram
2e35e684 984 static
5a0f7131 985 swscale
a9ddb5b1 986 swscale_alpha
8986fddc 987 thumb
17492d5e 988 vaapi
ac3dbb4d 989 vda
17492d5e 990 vdpau
9cad0e4e 991 version3
7e4d9d5d 992 xmm_clobber_test
56a059ac 993 x11grab
c88f5d72 994 zlib
4a0d6686 995"
c88f5d72 996
8eee7025 997THREADS_LIST='
8eee7025
DB
998 pthreads
999 w32threads
1000'
1001
3f5b56e5
MR
1002ARCH_LIST='
1003 alpha
a2fc0f6a 1004 arm
fdcd782d
MR
1005 avr32
1006 avr32_ap
1007 avr32_uc
3f5b56e5
MR
1008 bfin
1009 ia64
1010 m68k
1011 mips
bae3abb0 1012 mips64
3f5b56e5 1013 parisc
79cb09b2 1014 ppc
34d11b87 1015 ppc64
3f5b56e5
MR
1016 s390
1017 sh4
1018 sparc
1019 sparc64
0844bae1 1020 tomi
3f5b56e5
MR
1021 x86
1022 x86_32
1023 x86_64
1024'
1025
1026ARCH_EXT_LIST='
1ac9331a 1027 altivec
3bf96eec 1028 amd3dnow
a1ef9f08 1029 amd3dnowext
1ac9331a 1030 armv5te
edab3048 1031 armv6
ab5cb084 1032 armv6t2
f55b299a 1033 armvfp
87f1355f 1034 avx
3f5b56e5
MR
1035 mmi
1036 mmx
d7f0920b 1037 mmx2
6b18d278 1038 neon
799fde37 1039 ppc4xx
1bb04d5a 1040 sse
9eeed841 1041 ssse3
93eb8e4d 1042 vfpv3
bd9d34a0 1043 vis
3f5b56e5
MR
1044'
1045
a3e02a8c
MR
1046HAVE_LIST_PUB='
1047 bigendian
d268eee9 1048 fast_unaligned
a3e02a8c
MR
1049'
1050
3f5b56e5
MR
1051HAVE_LIST="
1052 $ARCH_EXT_LIST
a3e02a8c 1053 $HAVE_LIST_PUB
3f5b56e5 1054 $THREADS_LIST
be1a839c 1055 aligned_malloc
59782b82 1056 aligned_stack
35fd8122 1057 alsa_asoundlib_h
3f5b56e5 1058 altivec_h
c9fdab0d 1059 arpa_inet_h
6308729e 1060 asm_mod_y
dffb41b9 1061 attribute_may_alias
e7ea5e3d 1062 attribute_packed
15333562 1063 cbrtf
ecf97f22 1064 closesocket
1ac9331a 1065 cmov
c0ee695b 1066 cpuid
c88f5d72 1067 dcbzl
f8aa696f
DB
1068 dev_bktr_ioctl_bt848_h
1069 dev_bktr_ioctl_meteor_h
1070 dev_ic_bt8xx_h
f8aa696f 1071 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1072 dev_video_meteor_ioctl_meteor_h
18b67ae5 1073 dlfcn_h
c88f5d72 1074 dlopen
bc574408 1075 dos_paths
fa845061 1076 dxva_h
245626d0
DB
1077 ebp_available
1078 ebx_available
6b7c7703
VS
1079 exp2
1080 exp2f
c2a29455 1081 fast_64bit
669b5583 1082 fast_clz
7073e9fc 1083 fast_cmov
534a2231 1084 fcntl
9d99cc5a 1085 fork
84882df6 1086 getaddrinfo
da9e86f8 1087 gethrtime
667fb97a 1088 getopt
02e8f427 1089 GetProcessAffinityMask
fc5607f8 1090 GetProcessMemoryInfo
4e68cb8a 1091 GetProcessTimes
61183b5a 1092 GetSystemTimeAsFileTime
66be5b45 1093 getrusage
61183b5a 1094 gettimeofday
a49d3025 1095 gnu_as
2f0c136e 1096 ibm_asm
2e1913b1 1097 inet_aton
61d251db 1098 inline_asm
3b1ab197 1099 io_h
abfc8d05 1100 isatty
46df708b
MS
1101 isinf
1102 isnan
8772997d 1103 jack_port_get_latency_range
9f5ff83f 1104 ldbrx
0b4a1821
AS
1105 libdc1394_1
1106 libdc1394_2
a33cab3a 1107 llrint
07876e25 1108 llrintf
d96cd429
MR
1109 local_aligned_16
1110 local_aligned_8
a5b64584 1111 localtime_r
291fd18a 1112 log2
6b7c7703 1113 log2f
85dd97ad 1114 loongson
a33cab3a 1115 lrint
c88f5d72 1116 lrintf
f8aa696f
DB
1117 machine_ioctl_bt848_h
1118 machine_ioctl_meteor_h
c88f5d72 1119 malloc_h
73f6d31e 1120 MapViewOfFile
c88f5d72 1121 memalign
6ffa87d3 1122 mkstemp
f80ddd5b 1123 mm_empty
0328b9ea 1124 mmap
d3d3a32c 1125 nanosleep
5699884c 1126 netinet_sctp_h
3e0b1c9a 1127 poll_h
1f91cdce 1128 posix_memalign
07b28702 1129 rdtsc
183b1c22 1130 rint
a33cab3a
MK
1131 round
1132 roundf
358d854d 1133 rweflags
ea4d5f48 1134 sched_getaffinity
c88f5d72
MR
1135 sdl
1136 sdl_video_size
b507ebd1 1137 setmode
3e0b1c9a 1138 setrlimit
d3d3a32c 1139 Sleep
15d59d2c 1140 sndio_h
72be9e73 1141 socklen_t
deb29777 1142 soundcard_h
87958234 1143 strerror_r
6379900c 1144 strptime
47941088 1145 strtok_r
c0018613 1146 struct_addrinfo
75d339e0
MS
1147 struct_group_source_req
1148 struct_ip_mreq_source
b4d68544 1149 struct_ipv6_mreq
cdee08e3 1150 struct_pollfd
3e0b1c9a 1151 struct_rusage_ru_maxrss
b4d68544 1152 struct_sockaddr_in6
3b2372bf 1153 struct_sockaddr_sa_len
33a4dbdd 1154 struct_sockaddr_storage
a6a4793d 1155 struct_v4l2_frmivalenum_discrete
b462d132 1156 symver
b462d132 1157 symver_asm_label
3e0b1c9a 1158 symver_gnu_asm
bcc73960 1159 sysconf
b9e22269 1160 sysctl
b58412f1 1161 sys_mman_h
06bb5905 1162 sys_param_h
b091aa44 1163 sys_resource_h
81644c2e 1164 sys_select_h
deb29777 1165 sys_soundcard_h
e64bceea 1166 sys_time_h
1b6e8b73 1167 sys_videoio_h
b265431e 1168 threads
23d3931a 1169 trunc
7b04b8a0 1170 truncf
542920b7 1171 unistd_h
d3d3a32c 1172 usleep
ce742de2 1173 vfp_args
7c5bfe7a 1174 VirtualAlloc
d3d3a32c 1175 windows_h
6ff3f3e7 1176 winsock2_h
cc078b5d 1177 xform_asm
3f150ffb 1178 xgetbv
6f74fb03 1179 xmm_clobbers
304d586d 1180 yasm
0cb78cef 1181"
44161118 1182
b6bb00b0
MR
1183# options emitted with CONFIG_ prefix but not available on command line
1184CONFIG_EXTRA="
478fd534 1185 aandct
dc4f5a1c 1186 avutil
478fd534 1187 golomb
9cad0e4e 1188 gplv3
478fd534
DB
1189 h264chroma
1190 h264dsp
1191 h264pred
915a2a0a 1192 h264qpel
478fd534 1193 huffman
9cad0e4e 1194 lgplv3
478fd534 1195 lpc
b6bb00b0
MR
1196"
1197
520cc7f1 1198CMDLINE_SELECT="
3f5b56e5 1199 $ARCH_EXT_LIST
520cc7f1 1200 $CONFIG_LIST
8eee7025 1201 $THREADS_LIST
c8a4ae00 1202 asm
db6107b6 1203 cross_compile
520cc7f1
MR
1204 debug
1205 extra_warnings
8c6afa4d 1206 logging
d2bbb2f7 1207 optimizations
9baec618 1208 symver
7595a5e4 1209 yasm
520cc7f1 1210"
426be5dc
DB
1211
1212PATHS_LIST='
d156bede 1213 bindir
14a8acf1 1214 datadir
26759c44
MR
1215 incdir
1216 libdir
26759c44
MR
1217 mandir
1218 prefix
1219 shlibdir
426be5dc
DB
1220'
1221
1222CMDLINE_SET="
1223 $PATHS_LIST
121d78d0 1224 ar
426be5dc 1225 arch
313c46a6 1226 as
426be5dc
DB
1227 build_suffix
1228 cc
1229 cpu
1230 cross_prefix
50567afa 1231 dep_cc
ac63af34 1232 extra_version
9da6609f
MR
1233 host_cc
1234 host_cflags
1235 host_ldflags
1236 host_libs
82bb3329 1237 host_os
684b28e0 1238 ld
426be5dc 1239 logfile
4ae40685 1240 malloc_prefix
89641463 1241 nm
9cd7b854 1242 optflags
3f8040db 1243 pkg_config
2fad0977 1244 samples
c5200f17
MR
1245 sysinclude
1246 sysroot
a7ada2ba 1247 target_exec
26759c44 1248 target_os
a7ada2ba 1249 target_path
426be5dc 1250"
520cc7f1 1251
89f2932b
MR
1252CMDLINE_APPEND="
1253 extra_cflags
1254"
1255
912f3148
DB
1256# code dependency declarations
1257
9eeed841 1258# architecture extensions
808fa33c 1259
a2fc0f6a
MR
1260armv5te_deps="arm"
1261armv6_deps="arm"
ab5cb084 1262armv6t2_deps="arm"
a2fc0f6a 1263armvfp_deps="arm"
808fa33c 1264neon_deps="arm"
93eb8e4d 1265vfpv3_deps="armvfp"
808fa33c 1266
e241ba14 1267mmi_deps="mips"
808fa33c
MR
1268
1269altivec_deps="ppc"
1270ppc4xx_deps="ppc"
1271
1272vis_deps="sparc"
1273
7f8c3d1f 1274x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1275amd3dnow_deps="mmx"
1276amd3dnowext_deps="amd3dnow"
9eeed841 1277mmx_deps="x86"
75aa95a6 1278mmx2_deps="mmx"
75aa95a6
DB
1279sse_deps="mmx"
1280ssse3_deps="sse"
87f1355f 1281avx_deps="ssse3"
9eeed841 1282
59782b82 1283aligned_stack_if_any="ppc x86"
e939cedd 1284fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1285fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1286fast_unaligned_if_any="armv6 ppc x86"
669b5583 1287
6fec122a 1288inline_asm_deps="!tms470"
3e0b1c9a 1289need_memalign="altivec neon sse"
89e053f8 1290
b462d132
MR
1291symver_if_any="symver_asm_label symver_gnu_asm"
1292
26fbcc85 1293# subsystems
dc609252 1294dct_select="rdft"
26fbcc85
MR
1295mdct_select="fft"
1296rdft_select="fft"
c4f5c2d6 1297mpegaudiodsp_select="dct"
26fbcc85 1298
5666fd73 1299# decoders / encoders / hardware accelerators
cfc2a0cf 1300aac_decoder_select="mdct sinewin"
4538729a 1301aac_encoder_select="mdct sinewin"
136e19e1 1302aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1303ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1304ac3_encoder_select="mdct ac3dsp"
3d269059 1305ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1306alac_encoder_select="lpc"
b781cc12 1307amrnb_decoder_select="lsp"
2b2a597e 1308amrwb_decoder_select="lsp"
4538729a 1309atrac1_decoder_select="mdct sinewin"
26fbcc85 1310atrac3_decoder_select="mdct"
a33657ce
DB
1311binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1312binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1313cavs_decoder_select="golomb"
4538729a 1314cook_decoder_select="mdct sinewin"
2eef7c62 1315cscd_decoder_suggest="zlib"
26fbcc85 1316dca_decoder_select="mdct"
e8ed9b7a 1317dnxhd_encoder_select="aandct"
2eef7c62 1318dxa_decoder_select="zlib"
baf91bb9 1319eac3_decoder_select="ac3_decoder"
aa47c35d 1320eac3_encoder_select="mdct ac3dsp"
84c04e25 1321eamad_decoder_select="aandct"
e8ed9b7a 1322eatgq_decoder_select="aandct"
d52b39c7 1323eatqi_decoder_select="aandct"
4f034993
MR
1324ffv1_decoder_select="golomb"
1325flac_decoder_select="golomb"
f4d608e3 1326flac_encoder_select="golomb lpc"
2eef7c62
AJ
1327flashsv_decoder_select="zlib"
1328flashsv_encoder_select="zlib"
c2d23309 1329flashsv2_decoder_select="zlib"
4414137e 1330flv_decoder_select="h263_decoder"
4d4b4bd1 1331flv_encoder_select="h263_encoder"
3447f12d 1332fraps_decoder_select="huffman"
e8ed9b7a 1333h261_encoder_select="aandct"
7f647ae0 1334h263_decoder_select="h263_parser"
e8ed9b7a 1335h263_encoder_select="aandct"
95a61cfc 1336h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1337h263i_decoder_select="h263_decoder"
fe629c2d 1338h263p_encoder_select="h263_encoder"
915a2a0a 1339h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1340h264_dxva2_hwaccel_deps="dxva2api_h"
1341h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1342h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1343h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1344h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1345iac_decoder_select="fft mdct sinewin"
56c8227d 1346imc_decoder_select="fft mdct sinewin"
4f034993
MR
1347jpegls_decoder_select="golomb"
1348jpegls_encoder_select="golomb"
e8ed9b7a 1349ljpeg_encoder_select="aandct"
4f034993 1350loco_decoder_select="golomb"
e8ed9b7a 1351mjpeg_encoder_select="aandct"
2cca233b 1352mlp_decoder_select="mlp_parser"
c4f5c2d6 1353mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1354mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1355mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1356mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1357mp3_decoder_select="mpegaudiodsp"
1358mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1359mp3adufloat_decoder_select="mpegaudiodsp"
1360mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1361mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1362mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1363mpc7_decoder_select="mpegaudiodsp"
1364mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1365mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1366mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1367mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1368mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1369mpeg1video_encoder_select="aandct"
164aab02
LA
1370mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1371mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1372mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1373mpeg2video_encoder_select="aandct"
1374mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1375mpeg4_encoder_select="h263_encoder"
95a61cfc 1376mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1377mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1378msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1379msmpeg4v1_encoder_select="h263_encoder"
4414137e 1380msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1381msmpeg4v2_encoder_select="h263_encoder"
4414137e 1382msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1383msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1384nellymoser_decoder_select="mdct sinewin"
1385nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1386png_decoder_select="zlib"
1387png_encoder_select="zlib"
b781cc12 1388qcelp_decoder_select="lsp"
c4f5c2d6 1389qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1390ra_144_encoder_select="lpc"
9f43fdda 1391ralf_decoder_select="golomb"
a8beb22f 1392rv10_decoder_select="h263_decoder"
b2bf38b4 1393rv10_encoder_select="h263_encoder"
a8beb22f 1394rv20_decoder_select="h263_decoder"
b2bf38b4 1395rv20_encoder_select="h263_encoder"
915a2a0a
DB
1396rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1397rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1398shorten_decoder_select="golomb"
b781cc12 1399sipr_decoder_select="lsp"
05aec7bb
MR
1400snow_decoder_select="dwt"
1401snow_encoder_select="aandct dwt"
19ecfb8a 1402svq1_encoder_select="aandct"
915a2a0a 1403svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1404svq3_decoder_suggest="zlib"
4eef77c1 1405theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1406tiff_decoder_suggest="zlib"
1407tiff_encoder_suggest="zlib"
aec09a00 1408truehd_decoder_select="mlp_decoder"
2eef7c62 1409tscc_decoder_select="zlib"
4538729a 1410twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1411vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1412vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1413vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1414vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1415vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1416vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1417vorbis_decoder_select="mdct"
1418vorbis_encoder_select="mdct"
3447f12d 1419vp6_decoder_select="huffman"
e82dc4c9
DB
1420vp6a_decoder_select="vp6_decoder"
1421vp6f_decoder_select="vp6_decoder"
915a2a0a 1422vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1423wmapro_decoder_select="mdct sinewin"
1424wmav1_decoder_select="mdct sinewin"
1425wmav1_encoder_select="mdct sinewin"
1426wmav2_decoder_select="mdct sinewin"
1427wmav2_encoder_select="mdct sinewin"
1428wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1429wmv1_decoder_select="h263_decoder"
665507aa 1430wmv1_encoder_select="h263_encoder"
f95bfab0 1431wmv2_decoder_select="h263_decoder"
1746e2a9 1432wmv2_encoder_select="h263_encoder"
015f8ee0 1433wmv3_decoder_select="vc1_decoder"
f0f86627 1434wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1435wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1436wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1437wmv3image_decoder_select="wmv3_decoder"
0e714f88 1438zerocodec_decoder_select="zlib"
2eef7c62
AJ
1439zlib_decoder_select="zlib"
1440zlib_encoder_select="zlib"
1441zmbv_decoder_select="zlib"
1442zmbv_encoder_select="zlib"
30fd06be 1443
0afab17e 1444vaapi_deps="va_va_h"
ac3dbb4d 1445vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1446vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1447
28b80940 1448# parsers
6a7c5312 1449h264_parser_select="golomb h264dsp h264pred"
28b80940 1450
912f3148 1451# external libraries
c9171a83 1452libfaac_encoder_deps="libfaac"
37eeb5e2 1453libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1454libgsm_decoder_deps="libgsm"
1455libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1456libgsm_ms_decoder_deps="libgsm"
1457libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1458libilbc_decoder_deps="libilbc"
1459libilbc_encoder_deps="libilbc"
1cc60c47 1460libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1461libopencore_amrnb_decoder_deps="libopencore_amrnb"
1462libopencore_amrnb_encoder_deps="libopencore_amrnb"
1463libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1464libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1465libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1466libschroedinger_decoder_deps="libschroedinger"
1467libschroedinger_encoder_deps="libschroedinger"
ae14f311 1468libspeex_decoder_deps="libspeex"
b606a017 1469libspeex_encoder_deps="libspeex"
150d2772 1470libtheora_encoder_deps="libtheora"
d89e738a 1471libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1472libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1473libvorbis_encoder_deps="libvorbis"
8299a7f8 1474libvpx_decoder_deps="libvpx"
ee0e9146 1475libvpx_encoder_deps="libvpx"
1cc60c47 1476libx264_encoder_deps="libx264"
de295976 1477libxavs_encoder_deps="libxavs"
1cc60c47 1478libxvid_encoder_deps="libxvid"
30fd06be 1479
912f3148 1480# demuxers / muxers
c2dd0e9e 1481ac3_demuxer_select="ac3_parser"
647c2356 1482asf_stream_muxer_select="asf_muxer"
4e622dea 1483avisynth_demuxer_deps="avisynth"
c2dd0e9e 1484dirac_demuxer_select="dirac_parser"
5b423887 1485eac3_demuxer_select="ac3_parser"
c2dd0e9e 1486flac_demuxer_select="flac_parser"
647c2356 1487ipod_muxer_select="mov_muxer"
647c2356 1488matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1489matroska_demuxer_suggest="zlib bzlib"
1490mov_demuxer_suggest="zlib"
c2dd0e9e 1491mp3_demuxer_select="mpegaudio_parser"
647c2356 1492mp4_muxer_select="mov_muxer"
2439bd86 1493mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1494mpegtsraw_demuxer_select="mpegts_demuxer"
1495mxf_d10_muxer_select="mxf_muxer"
24ca518b 1496ogg_demuxer_select="golomb"
647c2356 1497psp_muxer_select="mov_muxer"
44594cc7 1498rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1499rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1500rtsp_demuxer_select="http_protocol rtpdec"
1501rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1502sap_demuxer_select="sdp_demuxer"
2aab70c4 1503sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1504sdp_demuxer_select="rtpdec"
f1e94694 1505spdif_muxer_select="aac_parser"
647c2356
DB
1506tg2_muxer_select="mov_muxer"
1507tgp_muxer_select="mov_muxer"
6bdaa5f4 1508w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1509
1510# indevs / outdevs
38e54a75 1511alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1512alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1513bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1514dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1515fbdev_indev_deps="linux_fb_h"
38e54a75 1516jack_indev_deps="jack_jack_h"
e417d80d 1517libcdio_indev_deps="libcdio"
38e54a75 1518libdc1394_indev_deps="libdc1394"
38e54a75
SS
1519oss_indev_deps_any="soundcard_h sys_soundcard_h"
1520oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1521pulse_indev_deps="libpulse"
15d59d2c
B
1522sndio_indev_deps="sndio_h"
1523sndio_outdev_deps="sndio_h"
38e54a75 1524v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1525vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1526vfwcap_indev_extralibs="-lavicap32"
38e54a75 1527x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1528
912f3148 1529# protocols
775c4d36
SP
1530ffrtmphttp_protocol_deps="!librtmp_protocol"
1531ffrtmphttp_protocol_select="http_protocol"
3fff6382 1532gopher_protocol_deps="network"
c40e1757
JS
1533httpproxy_protocol_deps="network"
1534httpproxy_protocol_select="tcp_protocol"
c08fb000 1535http_protocol_deps="network"
279a0c97 1536http_protocol_select="tcp_protocol"
183baead 1537https_protocol_select="tls_protocol"
c3b57d6e
DB
1538librtmp_protocol_deps="librtmp"
1539librtmpe_protocol_deps="librtmp"
1540librtmps_protocol_deps="librtmp"
1541librtmpt_protocol_deps="librtmp"
1542librtmpte_protocol_deps="librtmp"
c60a2d70 1543mmsh_protocol_select="http_protocol"
b4cf3f6c 1544mmst_protocol_deps="network"
c3b57d6e 1545rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1546rtmp_protocol_select="tcp_protocol"
6aedabc9
SP
1547rtmps_protocol_deps="!librtmp_protocol"
1548rtmps_protocol_select="tls_protocol"
8e50c57d 1549rtmpt_protocol_deps="!librtmp_protocol"
775c4d36 1550rtmpt_protocol_select="ffrtmphttp_protocol"
86991ce2
SP
1551rtmpts_protocol_deps="!librtmp_protocol"
1552rtmpts_protocol_select="ffrtmphttp_protocol"
deeb7012 1553rtp_protocol_select="udp_protocol"
5699884c 1554sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1555tcp_protocol_deps="network"
558d192d
MS
1556tls_protocol_deps_any="openssl gnutls"
1557tls_protocol_select="tcp_protocol"
c08fb000
AB
1558udp_protocol_deps="network"
1559
6ebf0bfc 1560# filters
13fabd7a 1561blackframe_filter_deps="gpl"
ce6b6ef6 1562boxblur_filter_deps="gpl"
68b79bfc 1563cropdetect_filter_deps="gpl"
b157be1f 1564delogo_filter_deps="gpl"
a5b64584 1565drawtext_filter_deps="libfreetype"
2e5ff4d0 1566frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1567frei0r_filter_extralibs='$ldl'
a42bb9d6 1568frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1569frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1570hqdn3d_filter_deps="gpl"
d371e7b9 1571resample_filter_deps="avresample"
cf69ad35 1572ocv_filter_deps="libopencv"
2f296e39 1573scale_filter_deps="swscale"
acbac567 1574yadif_filter_deps="gpl"
6ebf0bfc 1575
5a0f7131
MR
1576# libraries
1577avdevice_deps="avcodec avformat"
1578avformat_deps="avcodec"
f7679c54 1579
912f3148 1580# programs
ce03b088
AK
1581avconv_deps="avcodec avfilter avformat avresample swscale
1582 aformat_filter asyncts_filter
1583 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1584avplay_deps="avcodec avformat swscale sdl"
1585avplay_select="rdft"
9e12f0bf 1586avprobe_deps="avcodec avformat"
b263bf66 1587avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1588avserver_extralibs='$ldl'
a2830dca 1589
c73f65d9 1590doc_deps="texi2html"
912f3148 1591
57442411
MR
1592# tests
1593
1594test_deps(){
1595 suf1=$1
1596 suf2=$2
1597 shift 2
1598 for v; do
1599 dep=${v%=*}
1600 tests=${v#*=}
1601 for name in ${tests}; do
908f12f3 1602 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1603 done
1604 done
1605}
1606
908f12f3
MR
1607seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1608
57442411
MR
1609test_deps _muxer _demuxer \
1610 aiff \
1611 pcm_alaw=alaw \
1612 asf \
1613 au \
1614 avi \
1615 dv=dv_fmt \
1616 ffm \
1617 flv=flv_fmt \
1618 gxf \
1619 matroska=mkv \
1620 mmf \
1621 mov \
1622 pcm_mulaw=mulaw \
0218808d 1623 mxf="mxf mxf_d10" \
57442411
MR
1624 nut \
1625 ogg \
1626 rawvideo=pixfmt \
1627 rm \
1628 swf \
1629 mpegts=ts \
1630 voc \
1631 wav \
1632 yuv4mpegpipe=yuv4mpeg \
1633
1634mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1635
de6d9b64 1636# default parameters
8a608357 1637
19bd477d 1638logfile="config.log"
8a608357
MR
1639
1640# installation paths
c9d19248
MR
1641prefix_default="/usr/local"
1642bindir_default='${prefix}/bin'
6291d7e4 1643datadir_default='${prefix}/share/avconv'
c9d19248
MR
1644incdir_default='${prefix}/include'
1645libdir_default='${prefix}/lib'
1646mandir_default='${prefix}/share/man'
1647shlibdir_default="$libdir_default"
8a608357
MR
1648
1649# toolchain
121d78d0 1650ar_default="ar"
13c7df3d 1651cc_default="gcc"
a3d7c197 1652cc_version=\"unknown\"
9da6609f 1653host_cc_default="gcc"
11e6d03a 1654ln_s="ln -sf"
89641463 1655nm_default="nm"
11e6d03a 1656objformat="elf"
3f8040db 1657pkg_config_default=pkg-config
be7109c1 1658ranlib="ranlib"
11e6d03a 1659yasmexe="yasm"
8a608357 1660
8182dc34 1661nm_opts='-g'
3e0b1c9a 1662nogas=":"
8182dc34 1663
8a608357 1664# machine
8d4c00ed 1665arch_default=$(uname -m)
38d0a8aa 1666cpu="generic"
8a608357 1667
8a608357 1668# OS
8d4c00ed
MR
1669target_os_default=$(tolower $(uname -s))
1670host_os=$target_os_default
8a608357 1671
8a608357 1672# configurable options
055c61b8
DB
1673enable $PROGRAM_LIST
1674
5a0f7131
MR
1675enable avcodec
1676enable avdevice
cccc039f 1677enable avfilter
5a0f7131 1678enable avformat
c8af852b 1679enable avresample
dc4f5a1c 1680enable avutil
3e0b1c9a
DB
1681enable swscale
1682
3e0b1c9a
DB
1683enable asm
1684enable debug
1685enable doc
1686enable fastdiv
497237c7 1687enable network
8400d6b8 1688enable optimizations
8cfbbd92 1689enable safe_bitstream_reader
530dc538 1690enable static
a9ddb5b1 1691enable swscale_alpha
8a608357 1692
8a608357 1693# build settings
9987769a 1694SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1695AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1696LIBPREF="lib"
1697LIBSUF=".a"
c5f14466
RP
1698FULLNAME='$(NAME)$(BUILDSUF)'
1699LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1700SLIBPREF="lib"
1701SLIBSUF=".so"
c5f14466 1702SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1703SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1704SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1705LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1706SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1707SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1708
bc877faf 1709AS_O='-o $@'
7e6c86e6
MR
1710CC_O='-o $@'
1711
1d01fee9 1712host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1713host_libs='-lm'
1714
9b861379 1715target_path='$(CURDIR)'
a7ada2ba 1716
a158446b
MR
1717# since the object filename is not given with the -MM flag, the compiler
1718# is only able to print the basename, and we must add the path ourselves
c1c3933a 1719DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1720DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1721
c597172e 1722# find source path
24524f36 1723if test -f configure; then
f038cf3c 1724 source_path=.
c597172e 1725else
8477f2de 1726 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1727 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1728 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1729 test -e "$source_path/config.h" &&
1730 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1731fi
1732
13cbe2c0 1733for v in "$@"; do
b04251c5
MR
1734 r=${v#*=}
1735 l=${v%"$r"}
1736 r=$(sh_quote "$r")
29ba0911 1737 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1738done
c597172e 1739
73ef8980
MR
1740find_things(){
1741 thing=$1
1742 pattern=$2
1743 file=$source_path/$3
932ccf39 1744 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1745}
1746
1747ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1748DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1749HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1750PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1751BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1752MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1753DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1754OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1755INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1756PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1757FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1758
54e75be4
DB
1759ALL_COMPONENTS="
1760 $BSF_LIST
1761 $DECODER_LIST
1762 $DEMUXER_LIST
1763 $ENCODER_LIST
1764 $FILTER_LIST
1765 $HWACCEL_LIST
1766 $INDEV_LIST
1767 $MUXER_LIST
1768 $OUTDEV_LIST
1769 $PARSER_LIST
1770 $PROTOCOL_LIST
1771"
1772
57442411 1773find_tests(){
b9d5f1b7 1774 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1775}
1776
57442411 1777LAVF_TESTS=$(find_tests lavf)
48c28162 1778LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1779SEEK_TESTS=$(find_tests seek seek_)
57442411 1780
7263cd55 1781ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1782
8469ae22
MR
1783for n in $COMPONENT_LIST; do
1784 v=$(toupper ${n%s})_LIST
1785 eval enable \$$v
1786 eval ${n}_if_any="\$$v"
1787done
1788
54e75be4 1789enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1790
1791die_unknown(){
1792 echo "Unknown option \"$1\"."
1793 echo "See $0 --help for available options."
1794 exit 1
1795}
1796
794f8e97 1797show_list() {
bf0c4afa
RP
1798 suffix=_$1
1799 shift
2b444ea7 1800 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1801 exit 0
1802}
1803
c597172e 1804for opt do
7483e694
DB
1805 optval="${opt#*=}"
1806 case "$opt" in
0f010b2f 1807 --extra-ldflags=*) add_ldflags $optval
7483e694 1808 ;;
0f010b2f 1809 --extra-libs=*) add_extralibs $optval
7483e694 1810 ;;
8fb1cb58 1811 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1812 ;;
40bcf4c7
BL
1813 --enable-debug=*) debuglevel="$optval"
1814 ;;
36e2dea0 1815 --disable-everything)
1b15dc3c 1816 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1817 ;;
7483e694 1818 --enable-*=*|--disable-*=*)
8b93ddc3 1819 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1820 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1821 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1822 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1823 $action $(filter "$name" $list)
7483e694
DB
1824 ;;
1825 --enable-?*|--disable-?*)
5e622c40 1826 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1827 if is_in $option $COMPONENT_LIST; then
fed5d54b 1828 test $action = disable && action=unset
e3773a55
MR
1829 eval $action \$$(toupper ${option%s})_LIST
1830 elif is_in $option $CMDLINE_SELECT; then
1831 $action $option
1832 else
1833 die_unknown $opt
1834 fi
7483e694
DB
1835 ;;
1836 --list-*)
1837 NAME="${opt#--list-}"
1838 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1839 NAME=${NAME%s}
1840 eval show_list $NAME \$$(toupper $NAME)_LIST
1841 ;;
1842 --help|-h) show_help
1843 ;;
1844 *)
884a36a7 1845 optname="${opt%%=*}"
26759c44
MR
1846 optname="${optname#--}"
1847 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1848 if is_in $optname $CMDLINE_SET; then
1849 eval $optname='$optval'
1850 elif is_in $optname $CMDLINE_APPEND; then
1851 append $optname "$optval"
1852 else
1853 die_unknown $opt
1854 fi
7483e694
DB
1855 ;;
1856 esac
c597172e
MR
1857done
1858
bcea99bb
MR
1859disabled logging && logfile=/dev/null
1860
29ba0911 1861echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1862set >> $logfile
1863
9da6609f
MR
1864test -n "$cross_prefix" && enable cross_compile
1865
8d4c00ed
MR
1866if enabled cross_compile; then
1867 test -n "$arch" && test -n "$target_os" ||
1868 die "Must specify target arch and OS when cross-compiling"
1869fi
1870
1871set_default arch target_os
1872
121d78d0 1873ar_default="${cross_prefix}${ar_default}"
11e6d03a 1874cc_default="${cross_prefix}${cc_default}"
20e0ed95 1875nm_default="${cross_prefix}${nm_default}"
3f8040db 1876pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1877ranlib="${cross_prefix}${ranlib}"
adb2b908 1878
c5200f17
MR
1879sysinclude_default="${sysroot}/usr/include"
1880
e0be794a 1881set_default cc nm pkg_config sysinclude
9da6609f
MR
1882enabled cross_compile || host_cc_default=$cc
1883set_default host_cc
13c7df3d 1884
762f95e4
MR
1885if ! $pkg_config --version >/dev/null 2>&1; then
1886 warn "$pkg_config not found, library detection may fail."
1887 pkg_config=false
1888fi
1889
82bb3329
MR
1890exesuf() {
1891 case $1 in
1c69c79f 1892 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1893 esac
1894}
1895
1896EXESUF=$(exesuf $target_os)
1897HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1898
e4e69e0b 1899# set temporary file name
a49d42c2 1900: ${TMPDIR:=$TEMPDIR}
c51fafa1 1901: ${TMPDIR:=$TMP}
a49d42c2 1902: ${TMPDIR:=/tmp}
e4e69e0b 1903
a210bce2 1904if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1905 # simple replacement for missing mktemp
1906 # NOT SAFE FOR GENERAL USE
1907 mktemp(){
09a5c245 1908 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1909 }
1910fi
1911
1912tmpfile(){
1913 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1914 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1915 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1916 append TMPFILES $tmp
1917 eval $1=$tmp
1918}
1919
1920trap 'rm -f -- $TMPFILES' EXIT
54460a83 1921
55127e7b 1922tmpfile TMPASM .asm
3e0b1c9a
DB
1923tmpfile TMPC .c
1924tmpfile TMPE $EXESUF
1925tmpfile TMPH .h
1926tmpfile TMPO .o
1927tmpfile TMPS .S
1928tmpfile TMPSH .sh
1929tmpfile TMPV .ver
54460a83
MR
1930
1931unset -f mktemp
e4e69e0b 1932
fb3c4ffc
MR
1933chmod +x $TMPE
1934
993f2d0f
MR
1935# make sure we can execute files in $TMPDIR
1936cat > $TMPSH 2>> $logfile <<EOF
1937#! /bin/sh
1938EOF
1939chmod +x $TMPSH >> $logfile 2>&1
1940if ! $TMPSH >> $logfile 2>&1; then
1941 cat <<EOF
1942Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1943variable to another directory and make sure that it is not mounted noexec.
1944EOF
1945 die "Sanity test failed."
1946fi
993f2d0f 1947
3e0b1c9a 1948filter_asflags=echo
19b4c628
MR
1949filter_cflags=echo
1950filter_cppflags=echo
19b4c628 1951
613a4e3f
MR
1952if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1953 cc_type=llvm_gcc
1954 cc_version=__VERSION__
1955 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1956 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1957 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1958 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1959 speed_cflags='-O3'
1960 size_cflags='-Os'
1961elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1962 cc_type=gcc
a3d7c197 1963 cc_version=__VERSION__
5d57846b
MR
1964 gcc_version=$($cc --version | head -n1)
1965 gcc_basever=$($cc -dumpversion)
3ad464bf 1966 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1967 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1968 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1969 if ! $cc -dumpversion | grep -q '^2\.'; then
1970 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1971 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1972 fi
14ca9cd0
MR
1973 speed_cflags='-O3'
1974 size_cflags='-Os'
629687f6
MR
1975elif $cc --version 2>/dev/null | grep -q Intel; then
1976 cc_type=icc
6e3fa35d 1977 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1978 cc_ident=$($cc --version | head -n1)
bdefad73 1979 icc_version=$($cc -dumpversion)
07dec06e
MR
1980 CC_DEPFLAGS='-MMD'
1981 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1982 speed_cflags='-O3'
1983 size_cflags='-Os'
b05394a0 1984 noopt_cflags='-O1'
629687f6
MR
1985elif $cc -v 2>&1 | grep -q xlc; then
1986 cc_type=xlc
6e3fa35d 1987 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1988 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1989 speed_cflags='-O5'
1990 size_cflags='-O5 -qcompact'
df442a8d
MR
1991elif $cc -V 2>/dev/null | grep -q Compaq; then
1992 cc_type=ccc
6e3fa35d 1993 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1994 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1995 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1996 debuglevel=3
df442a8d 1997 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1998 speed_cflags='-fast'
1999 size_cflags='-O1'
6a0d5493 2000elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2001 test -d "$sysroot" || die "No valid sysroot specified."
2002 cc_type=armcc
6e3fa35d 2003 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2004 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2005 armcc_conf="$PWD/armcc.conf"
2006 $cc --arm_linux_configure \
2007 --arm_linux_config_file="$armcc_conf" \
2008 --configure_sysroot="$sysroot" \
2009 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2010 die "Error creating armcc configuration file."
bcafde61 2011 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2012 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2013 as_default="${cross_prefix}gcc"
07dec06e
MR
2014 CC_DEPFLAGS='-MMD'
2015 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2016 speed_cflags='-O3'
2017 size_cflags='-Os'
d0f0f628 2018 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2019elif $cc -version 2>/dev/null | grep -q TMS470; then
2020 cc_type=tms470
6e3fa35d 2021 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2022 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2023 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2024 CC_O='-fr=$(@D)'
2025 as_default="${cross_prefix}gcc"
2026 ld_default="${cross_prefix}gcc"
6fec122a
MR
2027 TMPO=$(basename $TMPC .c).o
2028 append TMPFILES $TMPO
2029 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2030 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2031 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2032 speed_cflags='-O3 -mf=5'
2033 size_cflags='-O3 -mf=2'
6fec122a
MR
2034 filter_cflags=tms470_flags
2035 tms470_flags(){
2036 for flag; do
2037 case $flag in
2038 -march=*|-mcpu=*)
2039 case "${flag#*=}" in
2040 armv7-a|cortex-a*) echo -mv=7a8 ;;
2041 armv7-r|cortex-r*) echo -mv=7r4 ;;
2042 armv7-m|cortex-m*) echo -mv=7m3 ;;
2043 armv6*|arm11*) echo -mv=6 ;;
2044 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2045 echo -mv=5e ;;
2046 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2047 esac
2048 ;;
2049 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2050 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2051 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2052 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2053 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2054 -g) echo -g -mn ;;
587d24ff 2055 -pds=*) echo $flag ;;
6fec122a
MR
2056 esac
2057 done
2058 }
06da6943
DC
2059elif $cc -v 2>&1 | grep -q clang; then
2060 cc_type=clang
b67a8f49
DC
2061 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2062 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2063 cc_ident=$($cc --version | head -n1)
06da6943
DC
2064 CC_DEPFLAGS='-MMD'
2065 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2066 speed_cflags='-O3'
2067 size_cflags='-Os'
2a472e9c
MK
2068elif $cc -V 2>&1 | grep -q Sun; then
2069 cc_type=suncc
2070 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2071 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2072 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2073 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2074 add_ldflags -xc99
14ca9cd0
MR
2075 speed_cflags='-O5'
2076 size_cflags='-O5 -xspace'
03279bbe
MK
2077 filter_cflags=suncc_flags
2078 suncc_flags(){
2079 for flag; do
2080 case $flag in
2081 -march=*|-mcpu=*)
2082 case "${flag#*=}" in
2083 native) echo -xtarget=native ;;
87ddc38b 2084 v9|niagara) echo -xarch=sparc ;;
03279bbe 2085 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2086 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2087 i586|pentium) echo -xchip=pentium ;;
2088 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2089 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2090 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2091 pentium4*) echo -xtarget=pentium4 ;;
2092 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2093 *-sse3) echo -xarch=sse3 ;;
2094 core2) echo -xarch=ssse3 -xchip=core2 ;;
2095 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2096 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2097 k8|opteron|athlon64|athlon-fx)
2098 echo -xarch=sse2a ;;
2099 athlon*) echo -xarch=pentium_proa ;;
2100 esac
2101 ;;
2102 -std=c99) echo -xc99 ;;
2103 -fomit-frame-pointer) echo -xregs=frameptr ;;
2104 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2105 -W*,*) echo $flag ;;
2106 -f*-*|-W*) ;;
2107 *) echo $flag ;;
2108 esac
2109 done
2110 }
180ec37d 2111elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2112 cc_type=pathscale
2113 cc_version=__PATHSCALE__
2114 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2115 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2116 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2117 speed_cflags='-O2'
2118 size_cflags='-Os'
7b2d2190 2119 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2120elif $cc -v 2>&1 | grep -q Open64; then
2121 cc_type=open64
2122 cc_version=__OPEN64__
2123 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2124 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2125 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2126 speed_cflags='-O2'
2127 size_cflags='-Os'
7b2d2190 2128 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2129elif $cc -V 2>&1 | grep -q Portland; then
2130 cc_type=pgi
2131 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2132 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2133 opt_common='-alias=ansi -Mlre -Mpre'
2134 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2135 size_cflags="-O2 -Munroll=c:1 $opt_common"
2136 noopt_cflags="-O1"
2137 filter_cflags=pgi_flags
2138 pgi_flags(){
2139 for flag; do
2140 case $flag in
2141 -fomit-frame-pointer) echo -Mnoframe ;;
2142 -g) echo -gopt ;;
2143 *) echo $flag ;;
2144 esac
2145 done
2146 }
629687f6
MR
2147fi
2148
851ffa80
MR
2149test -n "$cc_type" && enable $cc_type ||
2150 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2151
75bafbac 2152: ${as_default:=$cc}
50567afa 2153: ${dep_cc_default:=$cc}
684b28e0 2154: ${ld_default:=$cc}
121d78d0 2155set_default ar as dep_cc ld
75800dce 2156
07dec06e
MR
2157test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2158test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2159
7f32f40c 2160add_cflags $extra_cflags
2f2e6c7c 2161add_asflags $extra_cflags
7f32f40c 2162
154d432c
MR
2163if test -n "$sysroot"; then
2164 case "$cc_type" in
00ba041c 2165 gcc|llvm_gcc|clang)
467256f2 2166 add_cppflags --sysroot="$sysroot"
154d432c
MR
2167 add_ldflags --sysroot="$sysroot"
2168 ;;
6fec122a
MR
2169 tms470)
2170 add_cppflags -I"$sysinclude"
2171 add_ldflags --sysroot="$sysroot"
2172 ;;
154d432c
MR
2173 esac
2174fi
2175
d22c13a8
MR
2176if test "$cpu" = host; then
2177 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2178
2179 case "$cc_type" in
613a4e3f 2180 gcc|llvm_gcc)
d22c13a8
MR
2181 check_native(){
2182 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2183 sed -n "/cc1.*$1=/{
27ce1be8
MR
2184 s/.*$1=\\([^ ]*\\).*/\\1/
2185 p
2186 q
2187 }" $TMPE
d22c13a8
MR
2188 }
2189 cpu=$(check_native -march || check_native -mcpu)
2190 ;;
2191 esac
2192
2193 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2194fi
2195
e939cedd
MR
2196# Deal with common $arch aliases
2197case "$arch" in
2198 arm*)
2199 arch="arm"
2200 ;;
2201 mips|mipsel|IP*)
2202 arch="mips"
2203 ;;
47b1860e 2204 mips64*)
e939cedd
MR
2205 arch="mips"
2206 subarch="mips64"
2207 ;;
2208 parisc|hppa)
2209 arch="parisc"
2210 ;;
2211 parisc64|hppa64)
2212 arch="parisc"
2213 subarch="parisc64"
2214 ;;
2215 "Power Macintosh"|ppc|powerpc)
2216 arch="ppc"
2217 ;;
47b1860e 2218 ppc64|powerpc64)
e939cedd
MR
2219 arch="ppc"
2220 subarch="ppc64"
2221 ;;
2222 s390|s390x)
2223 arch="s390"
2224 ;;
2225 sh4|sh)
2226 arch="sh4"
2227 ;;
2228 sun4u|sparc64)
2229 arch="sparc"
2230 subarch="sparc64"
2231 ;;
d33ed7b3 2232 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2233 arch="x86"
2234 ;;
2235esac
2236
851ffa80 2237is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2238enable $arch
e939cedd 2239
df5cdc24 2240# Add processor-specific flags
5d54c126
MR
2241if test "$cpu" = generic; then
2242 : do nothing
2243elif enabled ppc; then
343aef9b 2244
56348891
MR
2245 case $(tolower $cpu) in
2246 601|ppc601|powerpc601)
9dbd5c3d 2247 cpuflags="-mcpu=601"
64ad53ff 2248 disable altivec
9dbd5c3d 2249 ;;
56348891 2250 603*|ppc603*|powerpc603*)
9dbd5c3d 2251 cpuflags="-mcpu=603"
64ad53ff 2252 disable altivec
9dbd5c3d 2253 ;;
56348891 2254 604*|ppc604*|powerpc604*)
9dbd5c3d 2255 cpuflags="-mcpu=604"
64ad53ff 2256 disable altivec
9dbd5c3d 2257 ;;
56348891 2258 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2259 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2260 disable altivec
9dbd5c3d 2261 ;;
56348891 2262 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2263 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2264 ;;
56348891 2265 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2266 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2267 ;;
313f9fbf 2268 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2269 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2270 ;;
313f9fbf
SM
2271 power[3-7]*)
2272 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2273 ;;
56348891 2274 cell)
9dbd5c3d
MR
2275 cpuflags="-mcpu=cell"
2276 enable ldbrx
2277 ;;
7b0b81a1
AL
2278 e500v2)
2279 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2280 disable altivec
2281 ;;
2282 e500)
2283 cpuflags="-mcpu=8540 -mhard-float"
2284 disable altivec
2285 ;;
9dbd5c3d 2286 esac
343aef9b
MR
2287
2288elif enabled x86; then
2289
9dbd5c3d
MR
2290 case $cpu in
2291 i[345]86|pentium)
2292 cpuflags="-march=$cpu"
2293 disable mmx
2294 ;;
2295 # targets that do NOT support conditional mov (cmov)
2296 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2297 cpuflags="-march=$cpu"
2298 disable cmov
2299 ;;
2300 # targets that do support conditional mov (cmov)
9ddf1b1a 2301 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2302 cpuflags="-march=$cpu"
2303 enable cmov
2304 enable fast_cmov
2305 ;;
2306 # targets that do support conditional mov but on which it's slow
2307 pentium4|pentium4m|prescott|nocona)
2308 cpuflags="-march=$cpu"
2309 enable cmov
2310 disable fast_cmov
2311 ;;
2312 esac
343aef9b
MR
2313
2314elif enabled sparc; then
2315
9dbd5c3d 2316 case $cpu in
26b7199e
MK
2317 niagara)
2318 cpuflags="-mcpu=$cpu"
2319 disable vis
2320 ;;
9dbd5c3d
MR
2321 sparc64)
2322 cpuflags="-mcpu=v9"
2323 ;;
2324 esac
343aef9b
MR
2325
2326elif enabled arm; then
2327
34ba23c9
MR
2328 case $cpu in
2329 armv*)
2330 cpuflags="-march=$cpu"
c2eae137 2331 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2332 ;;
2333 *)
2334 cpuflags="-mcpu=$cpu"
c2eae137
MR
2335 case $cpu in
2336 cortex-a*) subarch=armv7a ;;
2337 cortex-r*) subarch=armv7r ;;
9e19704a 2338 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2339 arm11*) subarch=armv6 ;;
2340 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2341 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2342 esac
34ba23c9
MR
2343 ;;
2344 esac
343aef9b
MR
2345
2346elif enabled alpha; then
2347
34ba23c9 2348 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2349
2350elif enabled bfin; then
2351
34ba23c9 2352 cpuflags="-mcpu=$cpu"
343aef9b
MR
2353
2354elif enabled mips; then
2355
34ba23c9 2356 cpuflags="-march=$cpu"
343aef9b
MR
2357
2358elif enabled avr32; then
2359
9dbd5c3d
MR
2360 case $cpu in
2361 ap7[02]0[0-2])
2362 subarch="avr32_ap"
2363 cpuflags="-mpart=$cpu"
2364 ;;
2365 ap)
2366 subarch="avr32_ap"
2367 cpuflags="-march=$cpu"
2368 ;;
2369 uc3[ab]*)
2370 subarch="avr32_uc"
2371 cpuflags="-mcpu=$cpu"
2372 ;;
2373 uc)
2374 subarch="avr32_uc"
2375 cpuflags="-march=$cpu"
2376 ;;
2377 esac
df5cdc24 2378
343aef9b
MR
2379fi
2380
df5cdc24
MR
2381add_cflags $cpuflags
2382add_asflags $cpuflags
2383
993f2d0f
MR
2384# compiler sanity check
2385check_exec <<EOF
2386int main(void){ return 0; }
2387EOF
2388if test "$?" != 0; then
2389 echo "$cc is unable to create an executable file."
2390 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2391 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2392 echo "Only do this if you know what cross compiling means."
2393 fi
2394 die "C compiler test failed."
2395fi
2396
046f081b 2397add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2398check_cflags -std=c99
50a334e4 2399check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2400#include <stdlib.h>
2401EOF
50a334e4 2402check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2403#include <stdlib.h>
2404EOF
e9b9a2f8 2405
f0125de9 2406check_host_cflags -std=c99
0a6db2a2 2407check_host_cflags -Wall
f0125de9 2408
b24dbcbd 2409case "$arch" in
e939cedd 2410 alpha|ia64|mips|parisc|sparc)
8a3c8627 2411 spic=$shared
b24dbcbd 2412 ;;
e939cedd 2413 x86)
cfdb6148 2414 subarch="x86_32"
5adc829e 2415 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2416 if test "$subarch" = "x86_64"; then
e939cedd 2417 spic=$shared
de27f4d9 2418 fi
b24dbcbd 2419 ;;
b24dbcbd
RP
2420esac
2421
343aef9b 2422enable $subarch
8a3c8627 2423enabled spic && enable pic
b24dbcbd 2424
7483e694 2425# OS specific
4f854758 2426case $target_os in
a1629e28 2427 haiku)
63ae7e7c 2428 prefix_default="/boot/common"
108caaaa 2429 network_extralibs="-lnetwork"
f59c4bd6 2430 host_libs=
a1629e28 2431 ;;
7483e694 2432 sunos)
4d58e4cb 2433 AVSERVERLDFLAGS=""
9987769a 2434 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2435 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2436 network_extralibs="-lsocket -lnsl"
779222db 2437 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2438 # When using suncc to build, the Solaris linker will mark
2439 # an executable with each instruction set encountered by
2440 # the Solaris assembler. As our libraries contain their own
2441 # guards for processor-specific code, instead suppress
2442 # generation of the HWCAPS ELF section on Solaris x86 only.
2443 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2444 nm_opts='-P -g'
7483e694
DB
2445 ;;
2446 netbsd)
a1e4b3f6 2447 disable symver
07a8eef6
MR
2448 oss_indev_extralibs="-lossaudio"
2449 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2450 ;;
2451 openbsd)
7c4a001a 2452 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2453 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2454 # however the generated executable will not do anything
2455 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2456 # Thus explicitly enable PIC here.
cd78208b 2457 enable pic
a1e4b3f6 2458 disable symver
7483e694 2459 SHFLAGS='-shared'
07a8eef6
MR
2460 oss_indev_extralibs="-lossaudio"
2461 oss_outdev_extralibs="-lossaudio"
7483e694 2462 ;;
a1e4b3f6 2463 dragonfly)
a1e4b3f6
MR
2464 disable symver
2465 ;;
2466 freebsd)
7483e694
DB
2467 ;;
2468 bsd/os)
355d81df 2469 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2470 ;;
2471 darwin)
301ab19d 2472 gas="gas-preprocessor.pl $cc"
e08b8239 2473 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2474 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2475 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2476 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2477 SLIBSUF=".dylib"
2478 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2479 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2480 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2481 objformat="macho"
1b0f6fb8 2482 enabled x86_64 && objformat="macho64"
8dfa86f7 2483 enabled_any pic shared ||
2704bd1a 2484 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2485 ;;
2486 mingw32*)
9d3f4f50 2487 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2488 disable network
2489 else
2490 target_os=mingw32
2491 fi
dcc01c06 2492 LIBTARGET=i386
1fc9fb8a 2493 if enabled x86_64; then
417516f6 2494 LIBTARGET="i386:x86-64"
336cc1b0 2495 elif enabled arm; then
15c5156d 2496 LIBTARGET=arm-wince
dcc01c06 2497 fi
fbd971a4 2498 shlibdir_default="$bindir_default"
7483e694
DB
2499 SLIBPREF=""
2500 SLIBSUF=".dll"
7483e694
DB
2501 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2502 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2503 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2504 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2505 SLIB_INSTALL_LINKS=
2506 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2507 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2508 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 2509 objformat="win32"
ec10a9ab 2510 dlltool="${cross_prefix}dlltool"
bc574408 2511 enable dos_paths
1894e741 2512 check_cflags -fno-common
e26011d0
RP
2513 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2514 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2515 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2516 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2517 ;;
2518 cygwin*)
4f854758 2519 target_os=cygwin
fbd971a4 2520 shlibdir_default="$bindir_default"
7483e694
DB
2521 SLIBPREF="cyg"
2522 SLIBSUF=".dll"
2523 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2524 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2525 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2526 objformat="win32"
bc574408 2527 enable dos_paths
1894e741 2528 check_cflags -fno-common
a7a187a1 2529 add_cppflags -U__STRICT_ANSI__
7483e694 2530 ;;
4f365f37 2531 *-dos|freedos|opendos)
4f365f37 2532 network_extralibs="-lsocket"
ff1c015d 2533 objformat="coff"
bc574408 2534 enable dos_paths
a7a187a1 2535 add_cppflags -U__STRICT_ANSI__
4f365f37 2536 ;;
7483e694 2537 linux)
046f081b 2538 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2539 enable dv1394
2540 ;;
2541 irix*)
4f854758 2542 target_os=irix
7483e694
DB
2543 ranlib="echo ignoring ranlib"
2544 ;;
d22e8442 2545 os/2*)
d22e8442 2546 ln_s="cp -f"
9297f1ed 2547 objformat="aout"
e14574eb 2548 add_cppflags -D_GNU_SOURCE
355d81df 2549 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2550 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2551 AVSERVERLDFLAGS=""
287d3b13 2552 LIBSUF="_s.a"
d22e8442
DY
2553 SLIBPREF=""
2554 SLIBSUF=".dll"
2555 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2556 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2557 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2558 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2559 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2560 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2561 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2562 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2563 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2564 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2565 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2566 enable dos_paths
d22e8442 2567 ;;
83993c1c 2568 gnu/kfreebsd)
c1f54478 2569 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2570 ;;
34e82167 2571 gnu)
f60d1366 2572 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2573 ;;
d33ed7b3
MR
2574 qnx)
2575 add_cppflags -D_QNX_SOURCE
2576 network_extralibs="-lsocket"
2577 ;;
1c69c79f
MS
2578 symbian)
2579 SLIBSUF=".dll"
2580 enable dos_paths
e3bc07f4
MS
2581 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2582 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2583 add_ldflags -Wl,--target1-abs,--no-undefined \
2584 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2585 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2586 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2587 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2588 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2589 ;;
614d8911
MR
2590 none)
2591 ;;
7483e694 2592 *)
4f924f9a 2593 die "Unknown OS '$target_os'."
7483e694
DB
2594 ;;
2595esac
2596
6555acad
MR
2597esc(){
2598 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2599}
2600
2601echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2602
13cb2187
AS
2603check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2604
c9d19248
MR
2605set_default $PATHS_LIST
2606
320d060a 2607# we need to build at least one lib type
93b3c083 2608if ! enabled_any static shared; then
320d060a
DB
2609 cat <<EOF
2610At least one library type must be built.
2611Specify --enable-static to build the static libraries or --enable-shared to
2612build the shared libraries as well. To only build the shared libraries specify
2613--disable-static in addition to --enable-shared.
2614EOF
2615 exit 1;
2616fi
2617
2184c6f7 2618die_license_disabled() {
4c27207c 2619 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2620}
2621
e417d80d 2622die_license_disabled gpl libcdio
2184c6f7 2623die_license_disabled gpl libx264
de295976 2624die_license_disabled gpl libxavs
2184c6f7 2625die_license_disabled gpl libxvid
2184c6f7
DB
2626die_license_disabled gpl x11grab
2627
2f7ae63b 2628die_license_disabled nonfree libfaac
a060866f 2629die_license_disabled nonfree openssl
b2e3c528 2630
0b175caa
DB
2631die_license_disabled version3 libopencore_amrnb
2632die_license_disabled version3 libopencore_amrwb
d89e738a 2633die_license_disabled version3 libvo_aacenc
f502ff3f 2634die_license_disabled version3 libvo_amrwbenc
0b175caa 2635
9cad0e4e 2636enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2637
40617a6d 2638disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2639
e276d9e8
MR
2640enable_pic() {
2641 enable pic
bce7b696
MR
2642 add_cppflags -DPIC
2643 add_cflags -fPIC
2644 add_asflags -fPIC
e276d9e8
MR
2645}
2646
2647enabled pic && enable_pic
bce7b696 2648
b4d96ba2
MR
2649check_cc <<EOF || die "Symbol mangling check failed."
2650int ff_extern;
2651EOF
8182dc34 2652sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2653extern_prefix=${sym%%ff_extern*}
2654
f65883c8
MR
2655check_cc <<EOF && enable inline_asm
2656void foo(void) { __asm__ volatile ("" ::); }
2657EOF
61d251db 2658
df5e3978
MR
2659_restrict=
2660for restrict_keyword in restrict __restrict__ __restrict; do
2661 check_cc <<EOF && _restrict=$restrict_keyword && break
2662void foo(char * $restrict_keyword p);
2663EOF
2664done
2665
2666check_cc <<EOF && enable attribute_packed
2667struct { int x; } __attribute__((packed)) x;
2668EOF
2669
dffb41b9
MR
2670check_cc <<EOF && enable attribute_may_alias
2671union { int x; } __attribute__((may_alias)) x;
2672EOF
2673
df5e3978
MR
2674check_cc <<EOF || die "endian test failed"
2675unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2676EOF
48fc536a 2677od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2678
e939cedd
MR
2679if enabled alpha; then
2680
2681 check_cflags -mieee
2682
2683elif enabled arm; then
e45391bb 2684
8986fddc 2685 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2686 nogas=die
50fa82e6 2687
44caaa56
MR
2688 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2689 enable vfp_args
2690 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2691 case "${cross_prefix:-$cc}" in
2692 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2693 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2694__asm__ (".eabi_attribute 28, 1");
2695int main(void) { return 0; }
2696EOF
44caaa56
MR
2697 esac
2698 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2699 fi
fa0912fe 2700
fa0912fe
MR
2701 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2702 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2703 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2704 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2705 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2706 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2707
6308729e
MR
2708 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2709
e276d9e8
MR
2710 enabled_all armv6t2 shared !pic && enable_pic
2711
fa0912fe 2712elif enabled mips; then
e45391bb 2713
fa0912fe
MR
2714 check_asm loongson '"dmult.g $1, $2, $3"'
2715 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2716
fa0912fe 2717elif enabled ppc; then
e45391bb 2718
e6a0c354
MR
2719 enable local_aligned_8 local_aligned_16
2720
135448fa 2721 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2722 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2723 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2724 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2725
2726 # AltiVec flags: The FSF version of GCC differs from the Apple version
2727 if enabled altivec; then
301ab19d 2728 nogas=warn
fa0912fe
MR
2729 check_cflags -maltivec -mabi=altivec &&
2730 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2731 check_cflags -faltivec
2732
2733 # check if our compiler supports Motorola AltiVec C API
2734 check_cc <<EOF || disable altivec
2735$inc_altivec_h
2736int main(void) {
2737 vector signed int v1, v2, v3;
2738 v1 = vec_add(v2,v3);
2739 return 0;
2740}
2741EOF
2742
2743 # check if our compiler supports braces for vector declarations
2744 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2745$inc_altivec_h
2746int main (void) { (vector int) {1}; return 0; }
2747EOF
2748 fi
e45391bb 2749
fa0912fe 2750elif enabled sparc; then
e45391bb 2751
fa0912fe
MR
2752 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2753 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2754
fa0912fe 2755elif enabled x86; then
e45391bb 2756
3f150ffb 2757 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2758 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2759 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2760 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2761
f80ddd5b
RB
2762 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2763
e6a0c354
MR
2764 enable local_aligned_8 local_aligned_16
2765
44965991
PI
2766 # check whether EBP is available on x86
2767 # As 'i' is stored on the stack, this program will crash
2768 # if the base pointer is used to access it because the
2769 # base pointer is cleared in the inline assembly code.
7dfef245 2770 check_exec_crash <<EOF && enable ebp_available
44965991 2771 volatile int i=0;
be449fca 2772 __asm__ volatile (
44965991
PI
2773 "xorl %%ebp, %%ebp"
2774 ::: "%ebp");
2775 return i;
44965991
PI
2776EOF
2777
f494213c 2778 # check whether EBX is available on x86
7cee5421
MR
2779 check_asm ebx_available '""::"b"(0)' &&
2780 check_asm ebx_available '"":::"%ebx"'
8e380710 2781
6f74fb03
RP
2782 # check whether xmm clobbers are supported
2783 check_asm xmm_clobbers '"":::"%xmm0"'
2784
d7f0920b 2785 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2786 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2787 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2788
9cca1e40 2789 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2790 if check_cmd $yasmexe --version; then
2791 enabled x86_64 && yasm_extra="-m amd64"
2792 yasm_debug="-g dwarf2"
2793 elif check_cmd nasm -v; then
2794 yasmexe=nasm
2795 yasm_debug="-g -F dwarf"
2796 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2797 fi
2798
2799 YASMFLAGS="-f $objformat $yasm_extra"
2800 enabled pic && append YASMFLAGS "-DPIC"
2801 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2802 case "$objformat" in
2803 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2804 esac
2805
48545a8f 2806 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2807 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2808 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2809 fi
e45391bb 2810
669b5583
MR
2811 case "$cpu" in
2812 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2813 disable fast_clz
2814 ;;
2815 esac
2816
44965991
PI
2817fi
2818
301ab19d
MR
2819if enabled asm; then
2820 as=${gas:=$as}
2821 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2822 $nogas "GNU assembler not found, install gas-preprocessor"
2823fi
2824
4a7e068b
MR
2825check_ldflags -Wl,--as-needed
2826
a98bb16d
RP
2827if check_func dlopen; then
2828 ldl=
2829elif check_func dlopen -ldl; then
2830 ldl=-ldl
8bf5d58f
MN
2831fi
2832
54fe299b
DV
2833if enabled network; then
2834 check_type "sys/types.h sys/socket.h" socklen_t
2835 check_type netdb.h "struct addrinfo"
75d339e0
MS
2836 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2837 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2838 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2839 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2840 check_type poll.h "struct pollfd"
54fe299b
DV
2841 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2842 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2843 check_header netinet/sctp.h
f06dee77 2844 check_func getaddrinfo $network_extralibs
54fe299b
DV
2845 # Prefer arpa/inet.h over winsock2
2846 if check_header arpa/inet.h ; then
2847 check_func closesocket
2848 elif check_header winsock2.h ; then
2849 check_func_headers winsock2.h closesocket -lws2 && \
2850 network_extralibs="-lws2" || \
2851 { check_func_headers winsock2.h closesocket -lws2_32 && \
2852 network_extralibs="-lws2_32"; }
f06dee77 2853 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2854 check_type ws2tcpip.h socklen_t
2855 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2856 check_type ws2tcpip.h "struct group_source_req"
2857 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2858 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2859 check_type winsock2.h "struct pollfd"
54fe299b
DV
2860 check_type ws2tcpip.h "struct sockaddr_in6"
2861 check_type ws2tcpip.h "struct sockaddr_storage"
2862 check_struct winsock2.h "struct sockaddr" sa_len
2863 else
2864 disable network
2865 fi
2866fi
2867
75ecf149
DB
2868# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2869check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2870
534a2231 2871check_func fcntl
7483e694
DB
2872check_func fork
2873check_func gethrtime
667fb97a 2874check_func getopt
7483e694 2875check_func getrusage
fc5607f8 2876check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2877check_func gettimeofday
094c09bb 2878check_func inet_aton $network_extralibs
abfc8d05 2879check_func isatty
a5b64584 2880check_func localtime_r
4ae40685 2881check_func ${malloc_prefix}memalign && enable memalign
7483e694 2882check_func mkstemp
0328b9ea 2883check_func mmap
4ae40685 2884check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2885check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2886check_func setrlimit
87958234 2887check_func strerror_r
6379900c 2888check_func strptime
47941088 2889check_func strtok_r
ea4d5f48 2890check_func sched_getaffinity
bcc73960 2891check_func sysconf
b9e22269 2892check_func sysctl
d3d3a32c 2893check_func usleep
b507ebd1 2894check_func_headers io.h setmode
b4675d0f 2895check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2896check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2897check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2898check_func_headers windows.h GetProcessTimes
61183b5a 2899check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2900check_func_headers windows.h MapViewOfFile
d3d3a32c 2901check_func_headers windows.h Sleep
7c5bfe7a 2902check_func_headers windows.h VirtualAlloc
6ffa87d3 2903
a98bb16d 2904check_header dlfcn.h
fa845061 2905check_header dxva.h
92c6a099 2906check_header dxva2api.h
3b1ab197 2907check_header io.h
a98bb16d 2908check_header malloc.h
bf6ce82d 2909check_header poll.h
b58412f1 2910check_header sys/mman.h
06bb5905 2911check_header sys/param.h
b091aa44 2912check_header sys/resource.h
bf6ce82d 2913check_header sys/select.h
e64bceea 2914check_header sys/time.h
542920b7 2915check_header unistd.h
272081b0
CEH
2916check_header vdpau/vdpau.h
2917check_header vdpau/vdpau_x11.h
d3d3a32c 2918check_header windows.h
68178ca9 2919check_header X11/extensions/XvMClib.h
a98bb16d 2920
a4fa192c 2921disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2922disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2923
ff3755cb
JG
2924if ! disabled w32threads && ! enabled pthreads; then
2925 check_func _beginthreadex && enable w32threads
2926fi
2927
57bd82d4
MR
2928# check for some common methods of building with pthread support
2929# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2930if ! disabled pthreads && ! enabled w32threads; then
2931 enable pthreads
9e7fd101
MR
2932 if check_func pthread_create; then
2933 :
2934 elif check_func pthread_create -pthread; then
2935 add_cflags -pthread
afc9aee2 2936 add_extralibs -pthread
9e7fd101
MR
2937 elif check_func pthread_create -pthreads; then
2938 add_cflags -pthreads
afc9aee2 2939 add_extralibs -pthreads
8d94f606
GT
2940 elif check_func pthread_create -lpthreadGC2; then
2941 add_extralibs -lpthreadGC2
9e7fd101 2942 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2943 disable pthreads
9e7fd101 2944 fi
57bd82d4
MR
2945fi
2946
8eee7025 2947for thread in $THREADS_LIST; do
e5f94c2b 2948 if enabled $thread; then
3ae3b721
RP
2949 test -n "$thread_type" &&
2950 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2951 thread_type="$thread"
e5f94c2b
RP
2952 fi
2953done
2954
50f7c296 2955check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2956enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2957
15333562 2958check_mathfunc cbrtf
645d2652
MR
2959check_mathfunc exp2
2960check_mathfunc exp2f
46df708b
MS
2961check_mathfunc isinf
2962check_mathfunc isnan
645d2652 2963check_mathfunc llrint
07876e25 2964check_mathfunc llrintf
645d2652
MR
2965check_mathfunc log2
2966check_mathfunc log2f
2967check_mathfunc lrint
2968check_mathfunc lrintf
183b1c22 2969check_mathfunc rint
645d2652
MR
2970check_mathfunc round
2971check_mathfunc roundf
23d3931a 2972check_mathfunc trunc
645d2652 2973check_mathfunc truncf
f32adb22 2974
57bd82d4 2975# these are off by default, so fail if requested and not available
a1b3c5a3 2976enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2977enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2978enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2979enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 2980enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 2981enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2982enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2983enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2984enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2985enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2986enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2987enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2988enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2989enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2990enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2991enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2992enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2993enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2994enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2995enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2996enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2997enabled libvpx && {
2998 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2999 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3000 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3001 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3002enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3003 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3004 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3005enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3006enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3007enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3008 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3009 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3010 die "ERROR: openssl not found"; }
8ac17293 3011
0b4a1821
AS
3012# libdc1394 check
3013if enabled libdc1394; then
3014 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3015 enable libdc1394_2; } ||
3016 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3017 enable libdc1394_1; } ||
3018 die "ERROR: No version of libdc1394 found "
3019fi
3020
9bd41bb1 3021if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3022 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3023 enable sdl &&
3024 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3025fi
57bd82d4 3026
2270b4b2 3027texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3028
c6f95144 3029check_header linux/fb.h
06e31011 3030check_header linux/videodev2.h
a6a4793d
LB
3031check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3032
1b6e8b73 3033check_header sys/videoio.h
47f38850 3034
27796dc3 3035check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3036# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3037# w32api 3.12 had it defined wrong
3038check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3039
f8aa696f 3040# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3041{ check_header dev/bktr/ioctl_meteor.h &&
3042 check_header dev/bktr/ioctl_bt848.h; } ||
3043{ check_header machine/ioctl_meteor.h &&
3044 check_header machine/ioctl_bt848.h; } ||
3045{ check_header dev/video/meteor/ioctl_meteor.h &&
3046 check_header dev/video/bktr/ioctl_bt848.h; } ||
3047check_header dev/ic/bt8xx.h
f8aa696f 3048
15d59d2c 3049check_header sndio.h
c7682de0
RP
3050check_header sys/soundcard.h
3051check_header soundcard.h
deb29777 3052
b6f3d925 3053enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3054
8772997d
SM
3055enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3056 check_func jack_port_get_latency_range -ljack
80ff8a16 3057
15d59d2c
B
3058enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3059
e417d80d
AK
3060enabled libcdio &&
3061 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3062
4a584eda
JA
3063enabled x11grab &&
3064require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3065require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3066require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3067
ac3dbb4d
SZ
3068# check for VDA header
3069if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3070 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3071fi
3072
598ef02b 3073if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3074check_cpp_condition \
3075 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3076 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3077 disable vdpau; }
abf649c7 3078fi
deda2a4a 3079
95e561ec 3080enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3081
3082# add some useful compiler flags if supported
3083check_cflags -Wdeclaration-after-statement
dcd479c0 3084check_cflags -Wall
440e3b2f 3085check_cflags -Wno-parentheses
dcd479c0 3086check_cflags -Wno-switch
b36518dc 3087check_cflags -Wno-format-zero-length
c07bd6a9
MN
3088check_cflags -Wdisabled-optimization
3089check_cflags -Wpointer-arith
3090check_cflags -Wredundant-decls
cc1fb623 3091check_cflags -Wno-pointer-sign
f4929996 3092check_cflags -Wcast-qual
9aceb3cf 3093check_cflags -Wwrite-strings
652a5bf6 3094check_cflags -Wtype-limits
764551c6 3095check_cflags -Wundef
fc298fd9 3096check_cflags -Wmissing-prototypes
c2ed91de 3097check_cflags -Wstrict-prototypes
5af4e0cc 3098enabled extra_warnings && check_cflags -Winline
cf9d24ad 3099
57bd82d4 3100# add some linker flags
5c0e9479 3101check_ldflags -Wl,--warn-common
3510a133 3102check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3103test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3104
7e4d9d5d
RB
3105enabled xmm_clobber_test && \
3106 check_ldflags -Wl,--wrap,avcodec_open2 \
3107 -Wl,--wrap,avcodec_decode_audio4 \
3108 -Wl,--wrap,avcodec_decode_video2 \
3109 -Wl,--wrap,avcodec_decode_subtitle2 \
3110 -Wl,--wrap,avcodec_encode_audio2 \
3111 -Wl,--wrap,avcodec_encode_video \
3112 -Wl,--wrap,avcodec_encode_subtitle \
3113 -Wl,--wrap,sws_scale || \
3114 disable xmm_clobber_test
3115
a482e61b 3116echo "X{};" > $TMPV
b462d132 3117if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3118 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3119 check_cc <<EOF && enable symver_asm_label
3120void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3121void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3122EOF
3123 check_cc <<EOF && enable symver_gnu_asm
3124__asm__(".symver ff_foo,av_foo@VERSION");
3125void ff_foo(void) {}
3126EOF
3127fi
a482e61b 3128
9cd7b854
MR
3129if [ -n "$optflags" ]; then
3130 add_cflags $optflags
3131elif enabled small; then
14ca9cd0 3132 add_cflags $size_cflags
8400d6b8 3133elif enabled optimizations; then
14ca9cd0 3134 add_cflags $speed_cflags
b05394a0
MR
3135else
3136 add_cflags $noopt_cflags
cddf3f45 3137fi
11fdbc44 3138check_cflags -fno-math-errno
b2eb2ff0 3139check_cflags -fno-signed-zeros
cddf3f45 3140
629687f6 3141if enabled icc; then
b1598b58
MR
3142 # Just warnings, no remarks
3143 check_cflags -w1
3144 # -wd: Disable following warnings
3145 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3146 # 1292: attribute "foo" ignored
88de5b0a 3147 # 1419: external declaration in primary source file
b1598b58 3148 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3149 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3150 # 10156: ignoring option '-W'; no argument required
88de5b0a 3151 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3152 # 11030: Warning unknown option --as-needed
3153 # 10156: ignoring option '-export'; no argument required
3154 check_ldflags -wd10156,11030
3155 # Allow to compile with optimizations
3156 check_ldflags -march=$cpu
be2cf98a
CEH
3157 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3158 enable ebp_available
bdefad73
MR
3159 if enabled x86_32; then
3160 test ${icc_version%%.*} -ge 11 && \
3161 check_cflags -falign-stack=maintain-16-byte || \
3162 disable aligned_stack
3163 fi
df442a8d
MR
3164elif enabled ccc; then
3165 # disable some annoying warnings
3166 add_cflags -msg_disable cvtu32to64
3167 add_cflags -msg_disable embedcomment
3168 add_cflags -msg_disable needconstext
3169 add_cflags -msg_disable nomainieee
3170 add_cflags -msg_disable ptrmismatch1
3171 add_cflags -msg_disable unreachcode
973859f5
MR
3172elif enabled gcc; then
3173 check_cflags -fno-tree-vectorize
765e6134 3174 check_cflags -Werror=implicit-function-declaration
de63bfec 3175 check_cflags -Werror=missing-prototypes
9d6b2077 3176 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3177elif enabled llvm_gcc; then
3178 check_cflags -mllvm -stack-alignment=16
06da6943 3179elif enabled clang; then
5c8ef670 3180 check_cflags -mllvm -stack-alignment=16
06da6943 3181 check_cflags -Qunused-arguments
138132be
MR
3182elif enabled armcc; then
3183 # 2523: use of inline assembler is deprecated
bcafde61
MR
3184 add_cflags -W${armcc_opt},--diag_suppress=2523
3185 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3186 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3187 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3188 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3189 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3190elif enabled tms470; then
3191 add_cflags -pds=824 -pds=837
5f3b8314
MR
3192elif enabled pathscale; then
3193 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3194fi
3195
7483e694
DB
3196enabled_any $THREADS_LIST && enable threads
3197
3198check_deps $CONFIG_LIST \
b6bb00b0 3199 $CONFIG_EXTRA \
7483e694 3200 $HAVE_LIST \