configure: set icc_version where it is needed
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
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]
3b327a4b
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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]
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172 --enable-libfaac enable AAC encoding via libfaac [no]
173 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 174 --enable-libfreetype enable libfreetype [no]
c547e5ff 175 --enable-libgsm enable GSM de/encoding 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]
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184 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
185 --enable-libspeex enable Speex de/encoding 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 [no]
190 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
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193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
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196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
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208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
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225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
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261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
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273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
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278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
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284}
285
7bfc8ae6
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
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291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
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301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
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303EOF
304 else
305cat <<EOF
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306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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320}
321
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322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
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326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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329 echo "$v"
330}
331
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332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
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MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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341 done
342}
343
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344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
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352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
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366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
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374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
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384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
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403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
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420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
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426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
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429}
430
f9d328da
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431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
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435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
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440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
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MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
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457}
458
37970ebf 459disabled(){
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MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
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462}
463
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464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
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482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
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489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
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492 done
493}
494
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495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
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504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
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507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
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511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
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518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
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522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
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539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
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556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
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560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
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564}
565
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566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
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575append(){
576 var=$1
577 shift
57bd82d4
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578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
caf458dd 588 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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589}
590
57bd82d4 591add_cflags(){
caf458dd 592 append CFLAGS $($filter_cflags "$@")
57bd82d4
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593}
594
2f2e6c7c 595add_asflags(){
caf458dd 596 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
597}
598
57bd82d4
MR
599add_ldflags(){
600 append LDFLAGS "$@"
601}
602
603add_extralibs(){
60361817 604 prepend extralibs "$@"
57bd82d4
MR
605}
606
b0cfb663 607check_cmd(){
b3cb5d51 608 log "$@"
2270b4b2 609 "$@" >> $logfile 2>&1
b0cfb663
MR
610}
611
dcd479c0 612check_cc(){
57bd82d4 613 log check_cc "$@"
2270b4b2 614 cat > $TMPC
720c69da 615 log_file $TMPC
50a334e4 616 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
617}
618
619check_cpp(){
620 log check_cpp "$@"
2270b4b2 621 cat > $TMPC
720c69da 622 log_file $TMPC
9e7f3277 623 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
624}
625
f65883c8
MR
626check_as(){
627 log check_as "$@"
628 cat > $TMPC
629 log_file $TMPC
2f2e6c7c 630 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
631}
632
940f335a
MR
633check_asm(){
634 log check_asm "$@"
635 name="$1"
3784e82e 636 code="$2"
940f335a 637 shift 2
49214f61
MR
638 disable $name
639 check_as "$@" <<EOF && enable $name
3784e82e 640void foo(void){ __asm__ volatile($code); }
940f335a
MR
641EOF
642}
643
304d586d
LM
644check_yasm(){
645 log check_yasm "$@"
646 echo "$1" > $TMPS
647 log_file $TMPS
648 shift 1
649 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
650}
651
dcd479c0 652check_ld(){
57bd82d4 653 log check_ld "$@"
3155a644
MR
654 flags=''
655 libs=''
656 for f; do
657 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
658 done
2a194acd 659 check_cc $($filter_cflags $flags) || return
7e75f9fe 660 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
661}
662
5adc829e
MR
663check_code(){
664 log check_code "$@"
665 check=$1
666 headers=$2
667 code=$3
668 shift 3
669 {
670 for hdr in $headers; do
671 echo "#include <$hdr>"
672 done
673 echo "int main(void) { $code; return 0; }"
674 } | check_$check "$@"
675}
676
50a334e4
MR
677check_cppflags(){
678 log check_cppflags "$@"
caf458dd
MR
679 set -- $($filter_cppflags "$@")
680 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
681int x;
682EOF
683}
684
dcd479c0 685check_cflags(){
57bd82d4 686 log check_cflags "$@"
caf458dd
MR
687 set -- $($filter_cflags "$@")
688 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
689int x;
690EOF
691}
692
2ed46eea
MR
693test_ldflags(){
694 log test_ldflags "$@"
695 check_ld "$@" <<EOF
c23a0ac8 696int main(void){ return 0; }
dcd479c0
MR
697EOF
698}
699
2ed46eea
MR
700check_ldflags(){
701 log check_ldflags "$@"
702 test_ldflags "$@" && add_ldflags "$@"
703}
704
dcd479c0 705check_header(){
57bd82d4 706 log check_header "$@"
dcd479c0
MR
707 header=$1
708 shift
b77df637
MR
709 disable_safe $header
710 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
711#include <$header>
712int x;
713EOF
714}
715
716check_func(){
57bd82d4 717 log check_func "$@"
dcd479c0
MR
718 func=$1
719 shift
d8bc5f06
MR
720 disable $func
721 check_ld "$@" <<EOF && enable $func
dcd479c0 722extern int $func();
c23a0ac8 723int main(void){ $func(); }
dcd479c0
MR
724EOF
725}
726
645d2652 727check_mathfunc(){
6b73c0ae 728 log check_mathfunc "$@"
645d2652
MR
729 func=$1
730 shift
731 disable $func
732 check_ld "$@" <<EOF && enable $func
733#include <math.h>
33bd38db
MR
734float foo(float f) { return $func(f); }
735int main(void){ return 0; }
645d2652
MR
736EOF
737}
738
2446d3d6
DB
739check_func_headers(){
740 log check_func_headers "$@"
f8d7b072 741 headers=$1
edaf1ae2 742 funcs=$2
f8d7b072 743 shift 2
edaf1ae2
MR
744 {
745 for hdr in $headers; do
746 echo "#include <$hdr>"
747 done
748 for func in $funcs; do
749 echo "long check_$func(void) { return (long) $func; }"
750 done
751 echo "int main(void) { return 0; }"
752 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
753}
754
a5344cf7
SS
755check_cpp_condition(){
756 log check_cpp_condition "$@"
757 header=$1
758 condition=$2
f855b7b9
MR
759 shift 2
760 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
761#include <$header>
762#if !($condition)
763#error "unsatisfied condition: $condition"
764#endif
765EOF
766}
767
57bd82d4
MR
768check_lib(){
769 log check_lib "$@"
770 header="$1"
771 func="$2"
772 shift 2
84400e9d 773 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
774}
775
f8d7b072
MR
776check_lib2(){
777 log check_lib2 "$@"
778 headers="$1"
edaf1ae2 779 funcs="$2"
f8d7b072 780 shift 2
edaf1ae2 781 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
782}
783
3f8040db
MR
784check_pkg_config(){
785 log check_pkg_config "$@"
786 pkg="$1"
787 headers="$2"
788 funcs="$3"
789 shift 3
790 $pkg_config --exists $pkg || return
791 pkg_cflags=$($pkg_config --cflags $pkg)
792 pkg_libs=$($pkg_config --libs $pkg)
793 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
794 set_safe ${pkg}_cflags $pkg_cflags &&
795 set_safe ${pkg}_libs $pkg_libs
796}
797
dcd479c0 798check_exec(){
2270b4b2 799 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
800}
801
7dfef245 802check_exec_crash(){
5e622c40 803 code=$(cat)
7dfef245
MR
804
805 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
806 # are safe but may not be available everywhere. Thus we use
807 # raise(SIGTERM) instead. The check is run in a subshell so we
808 # can redirect the "Terminated" message from the shell. SIGBUS
809 # is not defined by standard C so it is used conditionally.
810
2270b4b2 811 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
812#include <signal.h>
813static void sighandler(int sig){
814 raise(SIGTERM);
815}
e5af4a11 816int main(void){
7dfef245
MR
817 signal(SIGILL, sighandler);
818 signal(SIGFPE, sighandler);
819 signal(SIGSEGV, sighandler);
820#ifdef SIGBUS
821 signal(SIGBUS, sighandler);
822#endif
823 { $code }
824}
825EOF
826}
827
72be9e73
DY
828check_type(){
829 log check_type "$@"
830 headers=$1
831 type=$2
832 shift 2
ae550ce9 833 disable_safe "$type"
5adc829e 834 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
835}
836
14d36751
MR
837check_struct(){
838 log check_type "$@"
839 headers=$1
840 struct=$2
841 member=$3
842 shift 3
843 disable_safe "${struct}_${member}"
5adc829e
MR
844 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
845 enable_safe "${struct}_${member}"
14d36751
MR
846}
847
57bd82d4
MR
848require(){
849 name="$1"
850 header="$2"
851 func="$3"
852 shift 3
853 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
854}
855
f8d7b072
MR
856require2(){
857 name="$1"
858 headers="$2"
859 func="$3"
860 shift 3
861 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
862}
863
3f8040db
MR
864require_pkg_config(){
865 pkg="$1"
866 check_pkg_config "$@" || die "ERROR: $pkg not found"
867 add_cflags $(get_safe ${pkg}_cflags)
868 add_extralibs $(get_safe ${pkg}_libs)
869}
870
f0125de9
MR
871check_host_cc(){
872 log check_host_cc "$@"
873 cat > $TMPC
874 log_file $TMPC
875 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
876}
877
878check_host_cflags(){
879 log check_host_cflags "$@"
880 check_host_cc "$@" <<EOF && append host_cflags "$@"
881int x;
882EOF
883}
884
c505dd31
MR
885apply(){
886 file=$1
887 shift
888 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
889}
890
c34681df 891cp_if_changed(){
5e27ec28
MR
892 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
893 mkdir -p "$(dirname $2)"
894 cp -f "$1" "$2"
c34681df
MR
895}
896
dcd61286
DB
897# CONFIG_LIST contains configurable options, while HAVE_LIST is for
898# system-dependent things.
899
4a0d6686
AJ
900COMPONENT_LIST="
901 bsfs
902 decoders
903 demuxers
904 encoders
3cde40aa 905 filters
5666fd73 906 hwaccels
c552605c 907 indevs
4a0d6686 908 muxers
c552605c 909 outdevs
4a0d6686
AJ
910 parsers
911 protocols
912"
913
055c61b8
DB
914PROGRAM_LIST="
915 avconv
916 avplay
917 avprobe
918 avserver
055c61b8
DB
919"
920
4a0d6686
AJ
921CONFIG_LIST="
922 $COMPONENT_LIST
055c61b8 923 $PROGRAM_LIST
a5444fee 924 ac3dsp
5a0f7131
MR
925 avcodec
926 avdevice
f7679c54 927 avfilter
5a0f7131 928 avformat
c8af852b 929 avresample
c88f5d72 930 avisynth
f402916e 931 bzlib
7f3f5f46 932 dct
c73f65d9 933 doc
05aec7bb 934 dwt
92c6a099 935 dxva2
27a9466b 936 fastdiv
1848f7d9 937 fft
47941088 938 frei0r
bc8c1395 939 gnutls
c88f5d72 940 gpl
d8d0d0b2 941 gray
3abe5fbd 942 hardcoded_tables
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
2eed5a46 945 libfaac
37eeb5e2 946 libfdk_aac
a5b64584 947 libfreetype
c88f5d72 948 libgsm
3641b048 949 libilbc
6ebe07fb 950 libmp3lame
0b175caa
DB
951 libopencore_amrnb
952 libopencore_amrwb
6ebf0bfc 953 libopencv
9a77d59a 954 libopenjpeg
0de9c41f 955 libpulse
0f943ce6 956 librtmp
f7cd9eed 957 libschroedinger
ae14f311 958 libspeex
150d2772 959 libtheora
d89e738a 960 libvo_aacenc
f502ff3f 961 libvo_amrwbenc
c88f5d72 962 libvorbis
8299a7f8 963 libvpx
1cc60c47 964 libx264
de295976 965 libxavs
1cc60c47 966 libxvid
b781cc12 967 lsp
47a158cb 968 mdct
c88f5d72 969 memalign_hack
c4f5c2d6 970 mpegaudiodsp
c88f5d72 971 network
3fe142e2 972 nonfree
a060866f 973 openssl
8a3c8627 974 pic
68602540 975 rdft
44b70ce5 976 rtpdec
e90f5b5a 977 runtime_cpudetect
8cfbbd92 978 safe_bitstream_reader
2e35e684 979 shared
4538729a 980 sinewin
bd2216e4 981 small
6b35d421 982 sram
2e35e684 983 static
5a0f7131 984 swscale
a9ddb5b1 985 swscale_alpha
8986fddc 986 thumb
17492d5e 987 vaapi
ac3dbb4d 988 vda
17492d5e 989 vdpau
9cad0e4e 990 version3
7e4d9d5d 991 xmm_clobber_test
56a059ac 992 x11grab
c88f5d72 993 zlib
4a0d6686 994"
c88f5d72 995
8eee7025 996THREADS_LIST='
8eee7025
DB
997 pthreads
998 w32threads
999'
1000
3f5b56e5
MR
1001ARCH_LIST='
1002 alpha
a2fc0f6a 1003 arm
fdcd782d
MR
1004 avr32
1005 avr32_ap
1006 avr32_uc
3f5b56e5
MR
1007 bfin
1008 ia64
1009 m68k
1010 mips
bae3abb0 1011 mips64
3f5b56e5 1012 parisc
79cb09b2 1013 ppc
34d11b87 1014 ppc64
3f5b56e5
MR
1015 s390
1016 sh4
1017 sparc
1018 sparc64
0844bae1 1019 tomi
3f5b56e5
MR
1020 x86
1021 x86_32
1022 x86_64
1023'
1024
1025ARCH_EXT_LIST='
1ac9331a 1026 altivec
3bf96eec 1027 amd3dnow
a1ef9f08 1028 amd3dnowext
1ac9331a 1029 armv5te
edab3048 1030 armv6
ab5cb084 1031 armv6t2
f55b299a 1032 armvfp
87f1355f 1033 avx
3f5b56e5
MR
1034 mmi
1035 mmx
d7f0920b 1036 mmx2
6b18d278 1037 neon
799fde37 1038 ppc4xx
1bb04d5a 1039 sse
9eeed841 1040 ssse3
93eb8e4d 1041 vfpv3
bd9d34a0 1042 vis
3f5b56e5
MR
1043'
1044
a3e02a8c
MR
1045HAVE_LIST_PUB='
1046 bigendian
d268eee9 1047 fast_unaligned
a3e02a8c
MR
1048'
1049
3f5b56e5
MR
1050HAVE_LIST="
1051 $ARCH_EXT_LIST
a3e02a8c 1052 $HAVE_LIST_PUB
3f5b56e5 1053 $THREADS_LIST
be1a839c 1054 aligned_malloc
59782b82 1055 aligned_stack
35fd8122 1056 alsa_asoundlib_h
3f5b56e5 1057 altivec_h
c9fdab0d 1058 arpa_inet_h
6308729e 1059 asm_mod_y
dffb41b9 1060 attribute_may_alias
e7ea5e3d 1061 attribute_packed
15333562 1062 cbrtf
ecf97f22 1063 closesocket
1ac9331a 1064 cmov
c0ee695b 1065 cpuid
c88f5d72 1066 dcbzl
f8aa696f
DB
1067 dev_bktr_ioctl_bt848_h
1068 dev_bktr_ioctl_meteor_h
1069 dev_ic_bt8xx_h
f8aa696f 1070 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1071 dev_video_meteor_ioctl_meteor_h
18b67ae5 1072 dlfcn_h
c88f5d72 1073 dlopen
bc574408 1074 dos_paths
fa845061 1075 dxva_h
245626d0
DB
1076 ebp_available
1077 ebx_available
6b7c7703
VS
1078 exp2
1079 exp2f
c2a29455 1080 fast_64bit
669b5583 1081 fast_clz
7073e9fc 1082 fast_cmov
534a2231 1083 fcntl
9d99cc5a 1084 fork
84882df6 1085 getaddrinfo
da9e86f8 1086 gethrtime
667fb97a 1087 getopt
02e8f427 1088 GetProcessAffinityMask
fc5607f8 1089 GetProcessMemoryInfo
4e68cb8a 1090 GetProcessTimes
61183b5a 1091 GetSystemTimeAsFileTime
66be5b45 1092 getrusage
61183b5a 1093 gettimeofday
a49d3025 1094 gnu_as
2f0c136e 1095 ibm_asm
2e1913b1 1096 inet_aton
61d251db 1097 inline_asm
3b1ab197 1098 io_h
abfc8d05 1099 isatty
46df708b
MS
1100 isinf
1101 isnan
8772997d 1102 jack_port_get_latency_range
9f5ff83f 1103 ldbrx
0b4a1821
AS
1104 libdc1394_1
1105 libdc1394_2
a33cab3a 1106 llrint
07876e25 1107 llrintf
d96cd429
MR
1108 local_aligned_16
1109 local_aligned_8
a5b64584 1110 localtime_r
291fd18a 1111 log2
6b7c7703 1112 log2f
85dd97ad 1113 loongson
a33cab3a 1114 lrint
c88f5d72 1115 lrintf
f8aa696f
DB
1116 machine_ioctl_bt848_h
1117 machine_ioctl_meteor_h
c88f5d72 1118 malloc_h
73f6d31e 1119 MapViewOfFile
c88f5d72 1120 memalign
6ffa87d3 1121 mkstemp
f80ddd5b 1122 mm_empty
0328b9ea 1123 mmap
d3d3a32c 1124 nanosleep
5699884c 1125 netinet_sctp_h
3e0b1c9a 1126 poll_h
1f91cdce 1127 posix_memalign
07b28702 1128 rdtsc
183b1c22 1129 rint
a33cab3a
MK
1130 round
1131 roundf
358d854d 1132 rweflags
ea4d5f48 1133 sched_getaffinity
c88f5d72
MR
1134 sdl
1135 sdl_video_size
b507ebd1 1136 setmode
3e0b1c9a 1137 setrlimit
d3d3a32c 1138 Sleep
15d59d2c 1139 sndio_h
72be9e73 1140 socklen_t
deb29777 1141 soundcard_h
87958234 1142 strerror_r
6379900c 1143 strptime
47941088 1144 strtok_r
c0018613 1145 struct_addrinfo
75d339e0
MS
1146 struct_group_source_req
1147 struct_ip_mreq_source
b4d68544 1148 struct_ipv6_mreq
cdee08e3 1149 struct_pollfd
3e0b1c9a 1150 struct_rusage_ru_maxrss
b4d68544 1151 struct_sockaddr_in6
3b2372bf 1152 struct_sockaddr_sa_len
33a4dbdd 1153 struct_sockaddr_storage
a6a4793d 1154 struct_v4l2_frmivalenum_discrete
b462d132 1155 symver
b462d132 1156 symver_asm_label
3e0b1c9a 1157 symver_gnu_asm
bcc73960 1158 sysconf
b9e22269 1159 sysctl
b58412f1 1160 sys_mman_h
06bb5905 1161 sys_param_h
b091aa44 1162 sys_resource_h
81644c2e 1163 sys_select_h
deb29777 1164 sys_soundcard_h
e64bceea 1165 sys_time_h
1b6e8b73 1166 sys_videoio_h
b265431e 1167 threads
23d3931a 1168 trunc
7b04b8a0 1169 truncf
542920b7 1170 unistd_h
d3d3a32c 1171 usleep
ce742de2 1172 vfp_args
7c5bfe7a 1173 VirtualAlloc
d3d3a32c 1174 windows_h
6ff3f3e7 1175 winsock2_h
cc078b5d 1176 xform_asm
3f150ffb 1177 xgetbv
6f74fb03 1178 xmm_clobbers
304d586d 1179 yasm
0cb78cef 1180"
44161118 1181
b6bb00b0
MR
1182# options emitted with CONFIG_ prefix but not available on command line
1183CONFIG_EXTRA="
478fd534 1184 aandct
dc4f5a1c 1185 avutil
478fd534 1186 golomb
9cad0e4e 1187 gplv3
478fd534
DB
1188 h264chroma
1189 h264dsp
1190 h264pred
915a2a0a 1191 h264qpel
478fd534 1192 huffman
9cad0e4e 1193 lgplv3
478fd534 1194 lpc
ab9f9876 1195 vp3dsp
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"
ab9f9876
MR
1419vp3_decoder_select="vp3dsp"
1420vp5_decoder_select="vp3dsp"
1421vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1422vp6a_decoder_select="vp6_decoder"
1423vp6f_decoder_select="vp6_decoder"
915a2a0a 1424vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1425wmapro_decoder_select="mdct sinewin"
1426wmav1_decoder_select="mdct sinewin"
1427wmav1_encoder_select="mdct sinewin"
1428wmav2_decoder_select="mdct sinewin"
1429wmav2_encoder_select="mdct sinewin"
1430wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1431wmv1_decoder_select="h263_decoder"
665507aa 1432wmv1_encoder_select="h263_encoder"
f95bfab0 1433wmv2_decoder_select="h263_decoder"
1746e2a9 1434wmv2_encoder_select="h263_encoder"
015f8ee0 1435wmv3_decoder_select="vc1_decoder"
f0f86627 1436wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1437wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1438wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1439wmv3image_decoder_select="wmv3_decoder"
0e714f88 1440zerocodec_decoder_select="zlib"
2eef7c62
AJ
1441zlib_decoder_select="zlib"
1442zlib_encoder_select="zlib"
1443zmbv_decoder_select="zlib"
1444zmbv_encoder_select="zlib"
30fd06be 1445
0afab17e 1446vaapi_deps="va_va_h"
ac3dbb4d 1447vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1448vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1449
28b80940 1450# parsers
6a7c5312 1451h264_parser_select="golomb h264dsp h264pred"
28b80940 1452
912f3148 1453# external libraries
c9171a83 1454libfaac_encoder_deps="libfaac"
37eeb5e2 1455libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1456libgsm_decoder_deps="libgsm"
1457libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1458libgsm_ms_decoder_deps="libgsm"
1459libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1460libilbc_decoder_deps="libilbc"
1461libilbc_encoder_deps="libilbc"
1cc60c47 1462libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1463libopencore_amrnb_decoder_deps="libopencore_amrnb"
1464libopencore_amrnb_encoder_deps="libopencore_amrnb"
1465libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1466libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1467libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1468libschroedinger_decoder_deps="libschroedinger"
1469libschroedinger_encoder_deps="libschroedinger"
ae14f311 1470libspeex_decoder_deps="libspeex"
b606a017 1471libspeex_encoder_deps="libspeex"
150d2772 1472libtheora_encoder_deps="libtheora"
d89e738a 1473libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1474libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1475libvorbis_encoder_deps="libvorbis"
8299a7f8 1476libvpx_decoder_deps="libvpx"
ee0e9146 1477libvpx_encoder_deps="libvpx"
1cc60c47 1478libx264_encoder_deps="libx264"
de295976 1479libxavs_encoder_deps="libxavs"
1cc60c47 1480libxvid_encoder_deps="libxvid"
30fd06be 1481
912f3148 1482# demuxers / muxers
c2dd0e9e 1483ac3_demuxer_select="ac3_parser"
647c2356 1484asf_stream_muxer_select="asf_muxer"
4e622dea 1485avisynth_demuxer_deps="avisynth"
c2dd0e9e 1486dirac_demuxer_select="dirac_parser"
5b423887 1487eac3_demuxer_select="ac3_parser"
c2dd0e9e 1488flac_demuxer_select="flac_parser"
647c2356 1489ipod_muxer_select="mov_muxer"
647c2356 1490matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1491matroska_demuxer_suggest="zlib bzlib"
1492mov_demuxer_suggest="zlib"
c2dd0e9e 1493mp3_demuxer_select="mpegaudio_parser"
647c2356 1494mp4_muxer_select="mov_muxer"
2439bd86 1495mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1496mpegtsraw_demuxer_select="mpegts_demuxer"
1497mxf_d10_muxer_select="mxf_muxer"
24ca518b 1498ogg_demuxer_select="golomb"
647c2356 1499psp_muxer_select="mov_muxer"
44594cc7 1500rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1501rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1502rtsp_demuxer_select="http_protocol rtpdec"
1503rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1504sap_demuxer_select="sdp_demuxer"
2aab70c4 1505sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1506sdp_demuxer_select="rtpdec"
f1e94694 1507spdif_muxer_select="aac_parser"
647c2356
DB
1508tg2_muxer_select="mov_muxer"
1509tgp_muxer_select="mov_muxer"
6bdaa5f4 1510w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1511
1512# indevs / outdevs
38e54a75 1513alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1514alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1515bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1516dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1517fbdev_indev_deps="linux_fb_h"
38e54a75 1518jack_indev_deps="jack_jack_h"
e417d80d 1519libcdio_indev_deps="libcdio"
38e54a75 1520libdc1394_indev_deps="libdc1394"
38e54a75
SS
1521oss_indev_deps_any="soundcard_h sys_soundcard_h"
1522oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1523pulse_indev_deps="libpulse"
15d59d2c
B
1524sndio_indev_deps="sndio_h"
1525sndio_outdev_deps="sndio_h"
38e54a75 1526v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1527vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1528vfwcap_indev_extralibs="-lavicap32"
38e54a75 1529x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1530
912f3148 1531# protocols
775c4d36
SP
1532ffrtmphttp_protocol_deps="!librtmp_protocol"
1533ffrtmphttp_protocol_select="http_protocol"
3fff6382 1534gopher_protocol_deps="network"
c40e1757
JS
1535httpproxy_protocol_deps="network"
1536httpproxy_protocol_select="tcp_protocol"
c08fb000 1537http_protocol_deps="network"
279a0c97 1538http_protocol_select="tcp_protocol"
183baead 1539https_protocol_select="tls_protocol"
c3b57d6e
DB
1540librtmp_protocol_deps="librtmp"
1541librtmpe_protocol_deps="librtmp"
1542librtmps_protocol_deps="librtmp"
1543librtmpt_protocol_deps="librtmp"
1544librtmpte_protocol_deps="librtmp"
c60a2d70 1545mmsh_protocol_select="http_protocol"
b4cf3f6c 1546mmst_protocol_deps="network"
c3b57d6e 1547rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1548rtmp_protocol_select="tcp_protocol"
6aedabc9
SP
1549rtmps_protocol_deps="!librtmp_protocol"
1550rtmps_protocol_select="tls_protocol"
8e50c57d 1551rtmpt_protocol_deps="!librtmp_protocol"
775c4d36 1552rtmpt_protocol_select="ffrtmphttp_protocol"
86991ce2
SP
1553rtmpts_protocol_deps="!librtmp_protocol"
1554rtmpts_protocol_select="ffrtmphttp_protocol"
deeb7012 1555rtp_protocol_select="udp_protocol"
5699884c 1556sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1557tcp_protocol_deps="network"
558d192d
MS
1558tls_protocol_deps_any="openssl gnutls"
1559tls_protocol_select="tcp_protocol"
c08fb000
AB
1560udp_protocol_deps="network"
1561
6ebf0bfc 1562# filters
13fabd7a 1563blackframe_filter_deps="gpl"
ce6b6ef6 1564boxblur_filter_deps="gpl"
68b79bfc 1565cropdetect_filter_deps="gpl"
b157be1f 1566delogo_filter_deps="gpl"
a5b64584 1567drawtext_filter_deps="libfreetype"
2e5ff4d0 1568frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1569frei0r_filter_extralibs='$ldl'
a42bb9d6 1570frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1571frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1572hqdn3d_filter_deps="gpl"
d371e7b9 1573resample_filter_deps="avresample"
cf69ad35 1574ocv_filter_deps="libopencv"
2f296e39 1575scale_filter_deps="swscale"
acbac567 1576yadif_filter_deps="gpl"
6ebf0bfc 1577
5a0f7131
MR
1578# libraries
1579avdevice_deps="avcodec avformat"
1580avformat_deps="avcodec"
f7679c54 1581
912f3148 1582# programs
ce03b088
AK
1583avconv_deps="avcodec avfilter avformat avresample swscale
1584 aformat_filter asyncts_filter
1585 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1586avplay_deps="avcodec avformat swscale sdl"
1587avplay_select="rdft"
9e12f0bf 1588avprobe_deps="avcodec avformat"
b263bf66 1589avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1590avserver_extralibs='$ldl'
a2830dca 1591
c73f65d9 1592doc_deps="texi2html"
912f3148 1593
57442411
MR
1594# tests
1595
1596test_deps(){
1597 suf1=$1
1598 suf2=$2
1599 shift 2
1600 for v; do
1601 dep=${v%=*}
1602 tests=${v#*=}
1603 for name in ${tests}; do
908f12f3 1604 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1605 done
1606 done
1607}
1608
908f12f3
MR
1609seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1610
57442411
MR
1611test_deps _muxer _demuxer \
1612 aiff \
1613 pcm_alaw=alaw \
1614 asf \
1615 au \
1616 avi \
1617 dv=dv_fmt \
1618 ffm \
1619 flv=flv_fmt \
1620 gxf \
1621 matroska=mkv \
1622 mmf \
1623 mov \
1624 pcm_mulaw=mulaw \
0218808d 1625 mxf="mxf mxf_d10" \
57442411
MR
1626 nut \
1627 ogg \
1628 rawvideo=pixfmt \
1629 rm \
1630 swf \
1631 mpegts=ts \
1632 voc \
1633 wav \
1634 yuv4mpegpipe=yuv4mpeg \
1635
1636mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1637
de6d9b64 1638# default parameters
8a608357 1639
19bd477d 1640logfile="config.log"
8a608357
MR
1641
1642# installation paths
c9d19248
MR
1643prefix_default="/usr/local"
1644bindir_default='${prefix}/bin'
6291d7e4 1645datadir_default='${prefix}/share/avconv'
c9d19248
MR
1646incdir_default='${prefix}/include'
1647libdir_default='${prefix}/lib'
1648mandir_default='${prefix}/share/man'
1649shlibdir_default="$libdir_default"
8a608357
MR
1650
1651# toolchain
121d78d0 1652ar_default="ar"
13c7df3d 1653cc_default="gcc"
9da6609f 1654host_cc_default="gcc"
11e6d03a 1655ln_s="ln -sf"
89641463 1656nm_default="nm"
11e6d03a 1657objformat="elf"
3f8040db 1658pkg_config_default=pkg-config
be7109c1 1659ranlib="ranlib"
11e6d03a 1660yasmexe="yasm"
8a608357 1661
8182dc34 1662nm_opts='-g'
3e0b1c9a 1663nogas=":"
8182dc34 1664
8a608357 1665# machine
8d4c00ed 1666arch_default=$(uname -m)
38d0a8aa 1667cpu="generic"
8a608357 1668
8a608357 1669# OS
8d4c00ed
MR
1670target_os_default=$(tolower $(uname -s))
1671host_os=$target_os_default
8a608357 1672
8a608357 1673# configurable options
055c61b8
DB
1674enable $PROGRAM_LIST
1675
5a0f7131
MR
1676enable avcodec
1677enable avdevice
cccc039f 1678enable avfilter
5a0f7131 1679enable avformat
c8af852b 1680enable avresample
dc4f5a1c 1681enable avutil
3e0b1c9a
DB
1682enable swscale
1683
3e0b1c9a
DB
1684enable asm
1685enable debug
1686enable doc
1687enable fastdiv
497237c7 1688enable network
8400d6b8 1689enable optimizations
8cfbbd92 1690enable safe_bitstream_reader
530dc538 1691enable static
a9ddb5b1 1692enable swscale_alpha
8a608357 1693
8a608357 1694# build settings
9987769a 1695SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1696AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1697LIBPREF="lib"
1698LIBSUF=".a"
c5f14466
RP
1699FULLNAME='$(NAME)$(BUILDSUF)'
1700LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1701SLIBPREF="lib"
1702SLIBSUF=".so"
c5f14466 1703SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1704SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1705SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1706LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1707SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1708SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1709
bc877faf 1710AS_O='-o $@'
7e6c86e6
MR
1711CC_O='-o $@'
1712
1d01fee9 1713host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1714host_libs='-lm'
1715
9b861379 1716target_path='$(CURDIR)'
a7ada2ba 1717
a158446b
MR
1718# since the object filename is not given with the -MM flag, the compiler
1719# is only able to print the basename, and we must add the path ourselves
c1c3933a 1720DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1721DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1722
c597172e 1723# find source path
24524f36 1724if test -f configure; then
f038cf3c 1725 source_path=.
c597172e 1726else
8477f2de 1727 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1728 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1729 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1730 test -e "$source_path/config.h" &&
1731 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1732fi
1733
13cbe2c0 1734for v in "$@"; do
b04251c5
MR
1735 r=${v#*=}
1736 l=${v%"$r"}
1737 r=$(sh_quote "$r")
29ba0911 1738 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1739done
c597172e 1740
73ef8980
MR
1741find_things(){
1742 thing=$1
1743 pattern=$2
1744 file=$source_path/$3
932ccf39 1745 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1746}
1747
1748ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1749DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1750HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1751PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1752BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1753MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1754DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1755OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1756INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1757PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1758FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1759
54e75be4
DB
1760ALL_COMPONENTS="
1761 $BSF_LIST
1762 $DECODER_LIST
1763 $DEMUXER_LIST
1764 $ENCODER_LIST
1765 $FILTER_LIST
1766 $HWACCEL_LIST
1767 $INDEV_LIST
1768 $MUXER_LIST
1769 $OUTDEV_LIST
1770 $PARSER_LIST
1771 $PROTOCOL_LIST
1772"
1773
57442411 1774find_tests(){
b9d5f1b7 1775 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1776}
1777
57442411 1778LAVF_TESTS=$(find_tests lavf)
48c28162 1779LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1780SEEK_TESTS=$(find_tests seek seek_)
57442411 1781
7263cd55 1782ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1783
8469ae22
MR
1784for n in $COMPONENT_LIST; do
1785 v=$(toupper ${n%s})_LIST
1786 eval enable \$$v
1787 eval ${n}_if_any="\$$v"
1788done
1789
54e75be4 1790enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1791
1792die_unknown(){
1793 echo "Unknown option \"$1\"."
1794 echo "See $0 --help for available options."
1795 exit 1
1796}
1797
794f8e97 1798show_list() {
bf0c4afa
RP
1799 suffix=_$1
1800 shift
2b444ea7 1801 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1802 exit 0
1803}
1804
c597172e 1805for opt do
7483e694
DB
1806 optval="${opt#*=}"
1807 case "$opt" in
0f010b2f 1808 --extra-ldflags=*) add_ldflags $optval
7483e694 1809 ;;
0f010b2f 1810 --extra-libs=*) add_extralibs $optval
7483e694 1811 ;;
8fb1cb58 1812 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1813 ;;
40bcf4c7
BL
1814 --enable-debug=*) debuglevel="$optval"
1815 ;;
36e2dea0 1816 --disable-everything)
1b15dc3c 1817 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1818 ;;
7483e694 1819 --enable-*=*|--disable-*=*)
8b93ddc3 1820 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1821 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1822 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1823 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1824 $action $(filter "$name" $list)
7483e694
DB
1825 ;;
1826 --enable-?*|--disable-?*)
5e622c40 1827 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1828 if is_in $option $COMPONENT_LIST; then
fed5d54b 1829 test $action = disable && action=unset
e3773a55
MR
1830 eval $action \$$(toupper ${option%s})_LIST
1831 elif is_in $option $CMDLINE_SELECT; then
1832 $action $option
1833 else
1834 die_unknown $opt
1835 fi
7483e694
DB
1836 ;;
1837 --list-*)
1838 NAME="${opt#--list-}"
1839 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1840 NAME=${NAME%s}
1841 eval show_list $NAME \$$(toupper $NAME)_LIST
1842 ;;
1843 --help|-h) show_help
1844 ;;
1845 *)
884a36a7 1846 optname="${opt%%=*}"
26759c44
MR
1847 optname="${optname#--}"
1848 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1849 if is_in $optname $CMDLINE_SET; then
1850 eval $optname='$optval'
1851 elif is_in $optname $CMDLINE_APPEND; then
1852 append $optname "$optval"
1853 else
1854 die_unknown $opt
1855 fi
7483e694
DB
1856 ;;
1857 esac
c597172e
MR
1858done
1859
bcea99bb
MR
1860disabled logging && logfile=/dev/null
1861
29ba0911 1862echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1863set >> $logfile
1864
9da6609f
MR
1865test -n "$cross_prefix" && enable cross_compile
1866
8d4c00ed
MR
1867if enabled cross_compile; then
1868 test -n "$arch" && test -n "$target_os" ||
1869 die "Must specify target arch and OS when cross-compiling"
1870fi
1871
1872set_default arch target_os
1873
121d78d0 1874ar_default="${cross_prefix}${ar_default}"
11e6d03a 1875cc_default="${cross_prefix}${cc_default}"
20e0ed95 1876nm_default="${cross_prefix}${nm_default}"
3f8040db 1877pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1878ranlib="${cross_prefix}${ranlib}"
adb2b908 1879
c5200f17
MR
1880sysinclude_default="${sysroot}/usr/include"
1881
e0be794a 1882set_default cc nm pkg_config sysinclude
9da6609f
MR
1883enabled cross_compile || host_cc_default=$cc
1884set_default host_cc
13c7df3d 1885
762f95e4
MR
1886if ! $pkg_config --version >/dev/null 2>&1; then
1887 warn "$pkg_config not found, library detection may fail."
1888 pkg_config=false
1889fi
1890
82bb3329
MR
1891exesuf() {
1892 case $1 in
1c69c79f 1893 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1894 esac
1895}
1896
1897EXESUF=$(exesuf $target_os)
1898HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1899
e4e69e0b 1900# set temporary file name
a49d42c2 1901: ${TMPDIR:=$TEMPDIR}
c51fafa1 1902: ${TMPDIR:=$TMP}
a49d42c2 1903: ${TMPDIR:=/tmp}
e4e69e0b 1904
a210bce2 1905if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1906 # simple replacement for missing mktemp
1907 # NOT SAFE FOR GENERAL USE
1908 mktemp(){
09a5c245 1909 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1910 }
1911fi
1912
1913tmpfile(){
1914 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1915 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1916 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1917 append TMPFILES $tmp
1918 eval $1=$tmp
1919}
1920
1921trap 'rm -f -- $TMPFILES' EXIT
54460a83 1922
55127e7b 1923tmpfile TMPASM .asm
3e0b1c9a
DB
1924tmpfile TMPC .c
1925tmpfile TMPE $EXESUF
1926tmpfile TMPH .h
1927tmpfile TMPO .o
1928tmpfile TMPS .S
1929tmpfile TMPSH .sh
1930tmpfile TMPV .ver
54460a83
MR
1931
1932unset -f mktemp
e4e69e0b 1933
fb3c4ffc
MR
1934chmod +x $TMPE
1935
993f2d0f
MR
1936# make sure we can execute files in $TMPDIR
1937cat > $TMPSH 2>> $logfile <<EOF
1938#! /bin/sh
1939EOF
1940chmod +x $TMPSH >> $logfile 2>&1
1941if ! $TMPSH >> $logfile 2>&1; then
1942 cat <<EOF
1943Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1944variable to another directory and make sure that it is not mounted noexec.
1945EOF
1946 die "Sanity test failed."
1947fi
993f2d0f 1948
3e0b1c9a 1949filter_asflags=echo
19b4c628
MR
1950filter_cflags=echo
1951filter_cppflags=echo
19b4c628 1952
613a4e3f
MR
1953if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1954 cc_type=llvm_gcc
613a4e3f
MR
1955 gcc_extra_ver=$(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 $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1962 cc_type=gcc
5d57846b
MR
1963 gcc_version=$($cc --version | head -n1)
1964 gcc_basever=$($cc -dumpversion)
3ad464bf 1965 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1966 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1967 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1968 if ! $cc -dumpversion | grep -q '^2\.'; then
1969 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1970 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1971 fi
14ca9cd0
MR
1972 speed_cflags='-O3'
1973 size_cflags='-Os'
629687f6
MR
1974elif $cc --version 2>/dev/null | grep -q Intel; then
1975 cc_type=icc
bb5cecdc 1976 cc_ident=$($cc --version | head -n1)
07dec06e
MR
1977 CC_DEPFLAGS='-MMD'
1978 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1979 speed_cflags='-O3'
1980 size_cflags='-Os'
b05394a0 1981 noopt_cflags='-O1'
629687f6
MR
1982elif $cc -v 2>&1 | grep -q xlc; then
1983 cc_type=xlc
bb5cecdc 1984 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1985 speed_cflags='-O5'
1986 size_cflags='-O5 -qcompact'
df442a8d
MR
1987elif $cc -V 2>/dev/null | grep -q Compaq; then
1988 cc_type=ccc
bb5cecdc 1989 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1990 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1991 debuglevel=3
df442a8d 1992 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1993 speed_cflags='-fast'
1994 size_cflags='-O1'
6a0d5493 1995elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1996 test -d "$sysroot" || die "No valid sysroot specified."
1997 cc_type=armcc
bb5cecdc 1998 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1999 armcc_conf="$PWD/armcc.conf"
2000 $cc --arm_linux_configure \
2001 --arm_linux_config_file="$armcc_conf" \
2002 --configure_sysroot="$sysroot" \
2003 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2004 die "Error creating armcc configuration file."
bcafde61 2005 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2006 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2007 as_default="${cross_prefix}gcc"
07dec06e
MR
2008 CC_DEPFLAGS='-MMD'
2009 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2010 speed_cflags='-O3'
2011 size_cflags='-Os'
d0f0f628 2012 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2013elif $cc -version 2>/dev/null | grep -q TMS470; then
2014 cc_type=tms470
bb5cecdc 2015 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2016 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2017 CC_O='-fr=$(@D)'
2018 as_default="${cross_prefix}gcc"
2019 ld_default="${cross_prefix}gcc"
6fec122a
MR
2020 TMPO=$(basename $TMPC .c).o
2021 append TMPFILES $TMPO
2022 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2023 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2024 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2025 speed_cflags='-O3 -mf=5'
2026 size_cflags='-O3 -mf=2'
6fec122a
MR
2027 filter_cflags=tms470_flags
2028 tms470_flags(){
2029 for flag; do
2030 case $flag in
2031 -march=*|-mcpu=*)
2032 case "${flag#*=}" in
2033 armv7-a|cortex-a*) echo -mv=7a8 ;;
2034 armv7-r|cortex-r*) echo -mv=7r4 ;;
2035 armv7-m|cortex-m*) echo -mv=7m3 ;;
2036 armv6*|arm11*) echo -mv=6 ;;
2037 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2038 echo -mv=5e ;;
2039 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2040 esac
2041 ;;
2042 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2043 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2044 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2045 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2046 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2047 -g) echo -g -mn ;;
587d24ff 2048 -pds=*) echo $flag ;;
6fec122a
MR
2049 esac
2050 done
2051 }
06da6943
DC
2052elif $cc -v 2>&1 | grep -q clang; then
2053 cc_type=clang
bb5cecdc 2054 cc_ident=$($cc --version | head -n1)
06da6943
DC
2055 CC_DEPFLAGS='-MMD'
2056 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2057 speed_cflags='-O3'
2058 size_cflags='-Os'
2a472e9c
MK
2059elif $cc -V 2>&1 | grep -q Sun; then
2060 cc_type=suncc
448f5b83 2061 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2062 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2063 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2064 add_ldflags -xc99
14ca9cd0
MR
2065 speed_cflags='-O5'
2066 size_cflags='-O5 -xspace'
03279bbe
MK
2067 filter_cflags=suncc_flags
2068 suncc_flags(){
2069 for flag; do
2070 case $flag in
2071 -march=*|-mcpu=*)
2072 case "${flag#*=}" in
2073 native) echo -xtarget=native ;;
87ddc38b 2074 v9|niagara) echo -xarch=sparc ;;
03279bbe 2075 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2076 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2077 i586|pentium) echo -xchip=pentium ;;
2078 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2079 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2080 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2081 pentium4*) echo -xtarget=pentium4 ;;
2082 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2083 *-sse3) echo -xarch=sse3 ;;
2084 core2) echo -xarch=ssse3 -xchip=core2 ;;
2085 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2086 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2087 k8|opteron|athlon64|athlon-fx)
2088 echo -xarch=sse2a ;;
2089 athlon*) echo -xarch=pentium_proa ;;
2090 esac
2091 ;;
2092 -std=c99) echo -xc99 ;;
2093 -fomit-frame-pointer) echo -xregs=frameptr ;;
2094 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2095 -W*,*) echo $flag ;;
2096 -f*-*|-W*) ;;
2097 *) echo $flag ;;
2098 esac
2099 done
2100 }
180ec37d 2101elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe 2102 cc_type=pathscale
349d78fe
MR
2103 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2104 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2105 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2106 speed_cflags='-O2'
2107 size_cflags='-Os'
7b2d2190 2108 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2109elif $cc -v 2>&1 | grep -q Open64; then
2110 cc_type=open64
6de163e9
MR
2111 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2112 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2113 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2114 speed_cflags='-O2'
2115 size_cflags='-Os'
7b2d2190 2116 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2117elif $cc -V 2>&1 | grep -q Portland; then
2118 cc_type=pgi
e73ec921
MR
2119 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2120 opt_common='-alias=ansi -Mlre -Mpre'
2121 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2122 size_cflags="-O2 -Munroll=c:1 $opt_common"
2123 noopt_cflags="-O1"
2124 filter_cflags=pgi_flags
2125 pgi_flags(){
2126 for flag; do
2127 case $flag in
2128 -fomit-frame-pointer) echo -Mnoframe ;;
2129 -g) echo -gopt ;;
2130 *) echo $flag ;;
2131 esac
2132 done
2133 }
629687f6
MR
2134fi
2135
851ffa80
MR
2136test -n "$cc_type" && enable $cc_type ||
2137 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2138
75bafbac 2139: ${as_default:=$cc}
50567afa 2140: ${dep_cc_default:=$cc}
684b28e0 2141: ${ld_default:=$cc}
121d78d0 2142set_default ar as dep_cc ld
75800dce 2143
07dec06e
MR
2144test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2145test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2146
7f32f40c 2147add_cflags $extra_cflags
2f2e6c7c 2148add_asflags $extra_cflags
7f32f40c 2149
154d432c
MR
2150if test -n "$sysroot"; then
2151 case "$cc_type" in
00ba041c 2152 gcc|llvm_gcc|clang)
467256f2 2153 add_cppflags --sysroot="$sysroot"
154d432c
MR
2154 add_ldflags --sysroot="$sysroot"
2155 ;;
6fec122a
MR
2156 tms470)
2157 add_cppflags -I"$sysinclude"
2158 add_ldflags --sysroot="$sysroot"
2159 ;;
154d432c
MR
2160 esac
2161fi
2162
d22c13a8
MR
2163if test "$cpu" = host; then
2164 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2165
2166 case "$cc_type" in
613a4e3f 2167 gcc|llvm_gcc)
d22c13a8
MR
2168 check_native(){
2169 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2170 sed -n "/cc1.*$1=/{
27ce1be8
MR
2171 s/.*$1=\\([^ ]*\\).*/\\1/
2172 p
2173 q
2174 }" $TMPE
d22c13a8
MR
2175 }
2176 cpu=$(check_native -march || check_native -mcpu)
2177 ;;
2178 esac
2179
2180 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2181fi
2182
e939cedd
MR
2183# Deal with common $arch aliases
2184case "$arch" in
2185 arm*)
2186 arch="arm"
2187 ;;
2188 mips|mipsel|IP*)
2189 arch="mips"
2190 ;;
47b1860e 2191 mips64*)
e939cedd
MR
2192 arch="mips"
2193 subarch="mips64"
2194 ;;
2195 parisc|hppa)
2196 arch="parisc"
2197 ;;
2198 parisc64|hppa64)
2199 arch="parisc"
2200 subarch="parisc64"
2201 ;;
2202 "Power Macintosh"|ppc|powerpc)
2203 arch="ppc"
2204 ;;
47b1860e 2205 ppc64|powerpc64)
e939cedd
MR
2206 arch="ppc"
2207 subarch="ppc64"
2208 ;;
2209 s390|s390x)
2210 arch="s390"
2211 ;;
2212 sh4|sh)
2213 arch="sh4"
2214 ;;
2215 sun4u|sparc64)
2216 arch="sparc"
2217 subarch="sparc64"
2218 ;;
d33ed7b3 2219 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2220 arch="x86"
2221 ;;
2222esac
2223
851ffa80 2224is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2225enable $arch
e939cedd 2226
df5cdc24 2227# Add processor-specific flags
5d54c126
MR
2228if test "$cpu" = generic; then
2229 : do nothing
2230elif enabled ppc; then
343aef9b 2231
56348891
MR
2232 case $(tolower $cpu) in
2233 601|ppc601|powerpc601)
9dbd5c3d 2234 cpuflags="-mcpu=601"
64ad53ff 2235 disable altivec
9dbd5c3d 2236 ;;
56348891 2237 603*|ppc603*|powerpc603*)
9dbd5c3d 2238 cpuflags="-mcpu=603"
64ad53ff 2239 disable altivec
9dbd5c3d 2240 ;;
56348891 2241 604*|ppc604*|powerpc604*)
9dbd5c3d 2242 cpuflags="-mcpu=604"
64ad53ff 2243 disable altivec
9dbd5c3d 2244 ;;
56348891 2245 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2246 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2247 disable altivec
9dbd5c3d 2248 ;;
56348891 2249 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2250 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2251 ;;
56348891 2252 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2253 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2254 ;;
313f9fbf 2255 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2256 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2257 ;;
313f9fbf
SM
2258 power[3-7]*)
2259 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2260 ;;
56348891 2261 cell)
9dbd5c3d
MR
2262 cpuflags="-mcpu=cell"
2263 enable ldbrx
2264 ;;
7b0b81a1
AL
2265 e500v2)
2266 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2267 disable altivec
2268 ;;
2269 e500)
2270 cpuflags="-mcpu=8540 -mhard-float"
2271 disable altivec
2272 ;;
9dbd5c3d 2273 esac
343aef9b
MR
2274
2275elif enabled x86; then
2276
9dbd5c3d
MR
2277 case $cpu in
2278 i[345]86|pentium)
2279 cpuflags="-march=$cpu"
2280 disable mmx
2281 ;;
2282 # targets that do NOT support conditional mov (cmov)
2283 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2284 cpuflags="-march=$cpu"
2285 disable cmov
2286 ;;
2287 # targets that do support conditional mov (cmov)
9ddf1b1a 2288 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2289 cpuflags="-march=$cpu"
2290 enable cmov
2291 enable fast_cmov
2292 ;;
2293 # targets that do support conditional mov but on which it's slow
2294 pentium4|pentium4m|prescott|nocona)
2295 cpuflags="-march=$cpu"
2296 enable cmov
2297 disable fast_cmov
2298 ;;
2299 esac
343aef9b
MR
2300
2301elif enabled sparc; then
2302
9dbd5c3d 2303 case $cpu in
26b7199e
MK
2304 niagara)
2305 cpuflags="-mcpu=$cpu"
2306 disable vis
2307 ;;
9dbd5c3d
MR
2308 sparc64)
2309 cpuflags="-mcpu=v9"
2310 ;;
2311 esac
343aef9b
MR
2312
2313elif enabled arm; then
2314
34ba23c9
MR
2315 case $cpu in
2316 armv*)
2317 cpuflags="-march=$cpu"
c2eae137 2318 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2319 ;;
2320 *)
2321 cpuflags="-mcpu=$cpu"
c2eae137
MR
2322 case $cpu in
2323 cortex-a*) subarch=armv7a ;;
2324 cortex-r*) subarch=armv7r ;;
9e19704a 2325 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2326 arm11*) subarch=armv6 ;;
2327 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2328 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2329 esac
34ba23c9
MR
2330 ;;
2331 esac
343aef9b
MR
2332
2333elif enabled alpha; then
2334
34ba23c9 2335 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2336
2337elif enabled bfin; then
2338
34ba23c9 2339 cpuflags="-mcpu=$cpu"
343aef9b
MR
2340
2341elif enabled mips; then
2342
34ba23c9 2343 cpuflags="-march=$cpu"
343aef9b
MR
2344
2345elif enabled avr32; then
2346
9dbd5c3d
MR
2347 case $cpu in
2348 ap7[02]0[0-2])
2349 subarch="avr32_ap"
2350 cpuflags="-mpart=$cpu"
2351 ;;
2352 ap)
2353 subarch="avr32_ap"
2354 cpuflags="-march=$cpu"
2355 ;;
2356 uc3[ab]*)
2357 subarch="avr32_uc"
2358 cpuflags="-mcpu=$cpu"
2359 ;;
2360 uc)
2361 subarch="avr32_uc"
2362 cpuflags="-march=$cpu"
2363 ;;
2364 esac
df5cdc24 2365
343aef9b
MR
2366fi
2367
df5cdc24
MR
2368add_cflags $cpuflags
2369add_asflags $cpuflags
2370
993f2d0f
MR
2371# compiler sanity check
2372check_exec <<EOF
2373int main(void){ return 0; }
2374EOF
2375if test "$?" != 0; then
2376 echo "$cc is unable to create an executable file."
2377 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2378 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2379 echo "Only do this if you know what cross compiling means."
2380 fi
2381 die "C compiler test failed."
2382fi
2383
046f081b 2384add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2385check_cflags -std=c99
50a334e4 2386check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2387#include <stdlib.h>
2388EOF
50a334e4 2389check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2390#include <stdlib.h>
2391EOF
e9b9a2f8 2392
f0125de9 2393check_host_cflags -std=c99
0a6db2a2 2394check_host_cflags -Wall
f0125de9 2395
b24dbcbd 2396case "$arch" in
e939cedd 2397 alpha|ia64|mips|parisc|sparc)
8a3c8627 2398 spic=$shared
b24dbcbd 2399 ;;
e939cedd 2400 x86)
cfdb6148 2401 subarch="x86_32"
5adc829e 2402 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2403 if test "$subarch" = "x86_64"; then
e939cedd 2404 spic=$shared
de27f4d9 2405 fi
b24dbcbd 2406 ;;
b24dbcbd
RP
2407esac
2408
343aef9b 2409enable $subarch
8a3c8627 2410enabled spic && enable pic
b24dbcbd 2411
7483e694 2412# OS specific
4f854758 2413case $target_os in
a1629e28 2414 haiku)
63ae7e7c 2415 prefix_default="/boot/common"
108caaaa 2416 network_extralibs="-lnetwork"
f59c4bd6 2417 host_libs=
a1629e28 2418 ;;
7483e694 2419 sunos)
4d58e4cb 2420 AVSERVERLDFLAGS=""
9987769a 2421 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2422 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2423 network_extralibs="-lsocket -lnsl"
779222db 2424 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2425 # When using suncc to build, the Solaris linker will mark
2426 # an executable with each instruction set encountered by
2427 # the Solaris assembler. As our libraries contain their own
2428 # guards for processor-specific code, instead suppress
2429 # generation of the HWCAPS ELF section on Solaris x86 only.
2430 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2431 nm_opts='-P -g'
7483e694
DB
2432 ;;
2433 netbsd)
a1e4b3f6 2434 disable symver
07a8eef6
MR
2435 oss_indev_extralibs="-lossaudio"
2436 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2437 ;;
2438 openbsd)
7c4a001a 2439 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2440 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2441 # however the generated executable will not do anything
2442 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2443 # Thus explicitly enable PIC here.
cd78208b 2444 enable pic
a1e4b3f6 2445 disable symver
7483e694 2446 SHFLAGS='-shared'
07a8eef6
MR
2447 oss_indev_extralibs="-lossaudio"
2448 oss_outdev_extralibs="-lossaudio"
7483e694 2449 ;;
a1e4b3f6 2450 dragonfly)
a1e4b3f6
MR
2451 disable symver
2452 ;;
2453 freebsd)
7483e694
DB
2454 ;;
2455 bsd/os)
355d81df 2456 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2457 ;;
2458 darwin)
301ab19d 2459 gas="gas-preprocessor.pl $cc"
e08b8239 2460 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2461 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2462 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2463 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2464 SLIBSUF=".dylib"
2465 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2466 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2467 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2468 objformat="macho"
1b0f6fb8 2469 enabled x86_64 && objformat="macho64"
8dfa86f7 2470 enabled_any pic shared ||
2704bd1a 2471 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2472 ;;
2473 mingw32*)
9d3f4f50 2474 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2475 disable network
2476 else
2477 target_os=mingw32
2478 fi
dcc01c06 2479 LIBTARGET=i386
1fc9fb8a 2480 if enabled x86_64; then
417516f6 2481 LIBTARGET="i386:x86-64"
336cc1b0 2482 elif enabled arm; then
15c5156d 2483 LIBTARGET=arm-wince
dcc01c06 2484 fi
fbd971a4 2485 shlibdir_default="$bindir_default"
7483e694
DB
2486 SLIBPREF=""
2487 SLIBSUF=".dll"
7483e694
DB
2488 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2489 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2490 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2491 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2492 SLIB_INSTALL_LINKS=
2493 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2494 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2495 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 2496 objformat="win32"
ec10a9ab 2497 dlltool="${cross_prefix}dlltool"
bc574408 2498 enable dos_paths
1894e741 2499 check_cflags -fno-common
e26011d0
RP
2500 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2501 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2502 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2503 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2504 ;;
2505 cygwin*)
4f854758 2506 target_os=cygwin
fbd971a4 2507 shlibdir_default="$bindir_default"
7483e694
DB
2508 SLIBPREF="cyg"
2509 SLIBSUF=".dll"
2510 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2511 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2512 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2513 objformat="win32"
bc574408 2514 enable dos_paths
1894e741 2515 check_cflags -fno-common
a7a187a1 2516 add_cppflags -U__STRICT_ANSI__
7483e694 2517 ;;
4f365f37 2518 *-dos|freedos|opendos)
4f365f37 2519 network_extralibs="-lsocket"
ff1c015d 2520 objformat="coff"
bc574408 2521 enable dos_paths
a7a187a1 2522 add_cppflags -U__STRICT_ANSI__
4f365f37 2523 ;;
7483e694 2524 linux)
046f081b 2525 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2526 enable dv1394
2527 ;;
2528 irix*)
4f854758 2529 target_os=irix
7483e694
DB
2530 ranlib="echo ignoring ranlib"
2531 ;;
d22e8442 2532 os/2*)
d22e8442 2533 ln_s="cp -f"
9297f1ed 2534 objformat="aout"
e14574eb 2535 add_cppflags -D_GNU_SOURCE
355d81df 2536 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2537 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2538 AVSERVERLDFLAGS=""
287d3b13 2539 LIBSUF="_s.a"
d22e8442
DY
2540 SLIBPREF=""
2541 SLIBSUF=".dll"
2542 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2543 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2544 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2545 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2546 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2547 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2548 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2549 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2550 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2551 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2552 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2553 enable dos_paths
d22e8442 2554 ;;
83993c1c 2555 gnu/kfreebsd)
c1f54478 2556 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2557 ;;
34e82167 2558 gnu)
f60d1366 2559 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2560 ;;
d33ed7b3
MR
2561 qnx)
2562 add_cppflags -D_QNX_SOURCE
2563 network_extralibs="-lsocket"
2564 ;;
1c69c79f
MS
2565 symbian)
2566 SLIBSUF=".dll"
2567 enable dos_paths
e3bc07f4
MS
2568 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2569 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2570 add_ldflags -Wl,--target1-abs,--no-undefined \
2571 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2572 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2573 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2574 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2575 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2576 ;;
614d8911
MR
2577 none)
2578 ;;
7483e694 2579 *)
4f924f9a 2580 die "Unknown OS '$target_os'."
7483e694
DB
2581 ;;
2582esac
2583
6555acad
MR
2584esc(){
2585 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2586}
2587
2588echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2589
13cb2187
AS
2590check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2591
c9d19248
MR
2592set_default $PATHS_LIST
2593
320d060a 2594# we need to build at least one lib type
93b3c083 2595if ! enabled_any static shared; then
320d060a
DB
2596 cat <<EOF
2597At least one library type must be built.
2598Specify --enable-static to build the static libraries or --enable-shared to
2599build the shared libraries as well. To only build the shared libraries specify
2600--disable-static in addition to --enable-shared.
2601EOF
2602 exit 1;
2603fi
2604
2184c6f7 2605die_license_disabled() {
4c27207c 2606 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2607}
2608
e417d80d 2609die_license_disabled gpl libcdio
2184c6f7 2610die_license_disabled gpl libx264
de295976 2611die_license_disabled gpl libxavs
2184c6f7 2612die_license_disabled gpl libxvid
2184c6f7
DB
2613die_license_disabled gpl x11grab
2614
2f7ae63b 2615die_license_disabled nonfree libfaac
87246953 2616die_license_disabled nonfree libfdk_aac
a060866f 2617die_license_disabled nonfree openssl
b2e3c528 2618
0b175caa
DB
2619die_license_disabled version3 libopencore_amrnb
2620die_license_disabled version3 libopencore_amrwb
d89e738a 2621die_license_disabled version3 libvo_aacenc
f502ff3f 2622die_license_disabled version3 libvo_amrwbenc
0b175caa 2623
9cad0e4e 2624enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2625
40617a6d 2626disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2627
e276d9e8
MR
2628enable_pic() {
2629 enable pic
bce7b696
MR
2630 add_cppflags -DPIC
2631 add_cflags -fPIC
2632 add_asflags -fPIC
e276d9e8
MR
2633}
2634
2635enabled pic && enable_pic
bce7b696 2636
b4d96ba2
MR
2637check_cc <<EOF || die "Symbol mangling check failed."
2638int ff_extern;
2639EOF
8182dc34 2640sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2641extern_prefix=${sym%%ff_extern*}
2642
f65883c8
MR
2643check_cc <<EOF && enable inline_asm
2644void foo(void) { __asm__ volatile ("" ::); }
2645EOF
61d251db 2646
df5e3978
MR
2647_restrict=
2648for restrict_keyword in restrict __restrict__ __restrict; do
2649 check_cc <<EOF && _restrict=$restrict_keyword && break
2650void foo(char * $restrict_keyword p);
2651EOF
2652done
2653
2654check_cc <<EOF && enable attribute_packed
2655struct { int x; } __attribute__((packed)) x;
2656EOF
2657
dffb41b9
MR
2658check_cc <<EOF && enable attribute_may_alias
2659union { int x; } __attribute__((may_alias)) x;
2660EOF
2661
df5e3978
MR
2662check_cc <<EOF || die "endian test failed"
2663unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2664EOF
48fc536a 2665od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2666
e939cedd
MR
2667if enabled alpha; then
2668
2669 check_cflags -mieee
2670
2671elif enabled arm; then
e45391bb 2672
8986fddc 2673 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2674 nogas=die
50fa82e6 2675
44caaa56
MR
2676 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2677 enable vfp_args
2678 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2679 case "${cross_prefix:-$cc}" in
2680 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2681 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2682__asm__ (".eabi_attribute 28, 1");
2683int main(void) { return 0; }
2684EOF
44caaa56
MR
2685 esac
2686 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2687 fi
fa0912fe 2688
fa0912fe
MR
2689 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2690 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2691 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2692 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2693 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2694 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2695
6308729e
MR
2696 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2697
e276d9e8
MR
2698 enabled_all armv6t2 shared !pic && enable_pic
2699
fa0912fe 2700elif enabled mips; then
e45391bb 2701
fa0912fe
MR
2702 check_asm loongson '"dmult.g $1, $2, $3"'
2703 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2704
fa0912fe 2705elif enabled ppc; then
e45391bb 2706
e6a0c354
MR
2707 enable local_aligned_8 local_aligned_16
2708
135448fa 2709 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2710 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2711 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2712 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2713
2714 # AltiVec flags: The FSF version of GCC differs from the Apple version
2715 if enabled altivec; then
301ab19d 2716 nogas=warn
fa0912fe
MR
2717 check_cflags -maltivec -mabi=altivec &&
2718 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2719 check_cflags -faltivec
2720
2721 # check if our compiler supports Motorola AltiVec C API
2722 check_cc <<EOF || disable altivec
2723$inc_altivec_h
2724int main(void) {
2725 vector signed int v1, v2, v3;
2726 v1 = vec_add(v2,v3);
2727 return 0;
2728}
2729EOF
2730
2731 # check if our compiler supports braces for vector declarations
2732 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2733$inc_altivec_h
2734int main (void) { (vector int) {1}; return 0; }
2735EOF
2736 fi
e45391bb 2737
fa0912fe 2738elif enabled sparc; then
e45391bb 2739
fa0912fe
MR
2740 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2741 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2742
fa0912fe 2743elif enabled x86; then
e45391bb 2744
3f150ffb 2745 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2746 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2747 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2748 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2749
f80ddd5b
RB
2750 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2751
e6a0c354
MR
2752 enable local_aligned_8 local_aligned_16
2753
44965991
PI
2754 # check whether EBP is available on x86
2755 # As 'i' is stored on the stack, this program will crash
2756 # if the base pointer is used to access it because the
2757 # base pointer is cleared in the inline assembly code.
7dfef245 2758 check_exec_crash <<EOF && enable ebp_available
44965991 2759 volatile int i=0;
be449fca 2760 __asm__ volatile (
44965991
PI
2761 "xorl %%ebp, %%ebp"
2762 ::: "%ebp");
2763 return i;
44965991
PI
2764EOF
2765
f494213c 2766 # check whether EBX is available on x86
7cee5421
MR
2767 check_asm ebx_available '""::"b"(0)' &&
2768 check_asm ebx_available '"":::"%ebx"'
8e380710 2769
6f74fb03
RP
2770 # check whether xmm clobbers are supported
2771 check_asm xmm_clobbers '"":::"%xmm0"'
2772
d7f0920b 2773 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2774 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2775 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2776
9cca1e40 2777 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2778 if check_cmd $yasmexe --version; then
2779 enabled x86_64 && yasm_extra="-m amd64"
2780 yasm_debug="-g dwarf2"
2781 elif check_cmd nasm -v; then
2782 yasmexe=nasm
2783 yasm_debug="-g -F dwarf"
2784 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2785 fi
2786
2787 YASMFLAGS="-f $objformat $yasm_extra"
2788 enabled pic && append YASMFLAGS "-DPIC"
2789 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2790 case "$objformat" in
2791 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2792 esac
2793
48545a8f 2794 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2795 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2796 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2797 fi
e45391bb 2798
669b5583
MR
2799 case "$cpu" in
2800 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2801 disable fast_clz
2802 ;;
2803 esac
2804
44965991
PI
2805fi
2806
301ab19d
MR
2807if enabled asm; then
2808 as=${gas:=$as}
2809 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2810 $nogas "GNU assembler not found, install gas-preprocessor"
2811fi
2812
4a7e068b
MR
2813check_ldflags -Wl,--as-needed
2814
a98bb16d
RP
2815if check_func dlopen; then
2816 ldl=
2817elif check_func dlopen -ldl; then
2818 ldl=-ldl
8bf5d58f
MN
2819fi
2820
54fe299b
DV
2821if enabled network; then
2822 check_type "sys/types.h sys/socket.h" socklen_t
2823 check_type netdb.h "struct addrinfo"
75d339e0
MS
2824 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2825 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2826 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2827 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2828 check_type poll.h "struct pollfd"
54fe299b
DV
2829 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2830 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2831 check_header netinet/sctp.h
f06dee77 2832 check_func getaddrinfo $network_extralibs
54fe299b
DV
2833 # Prefer arpa/inet.h over winsock2
2834 if check_header arpa/inet.h ; then
2835 check_func closesocket
2836 elif check_header winsock2.h ; then
47876d66
DB
2837 check_func_headers winsock2.h closesocket -lws2 &&
2838 network_extralibs="-lws2" ||
2839 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2840 network_extralibs="-lws2_32"; }
f06dee77 2841 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2842 check_type ws2tcpip.h socklen_t
2843 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2844 check_type ws2tcpip.h "struct group_source_req"
2845 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2846 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2847 check_type winsock2.h "struct pollfd"
54fe299b
DV
2848 check_type ws2tcpip.h "struct sockaddr_in6"
2849 check_type ws2tcpip.h "struct sockaddr_storage"
2850 check_struct winsock2.h "struct sockaddr" sa_len
2851 else
2852 disable network
2853 fi
2854fi
2855
75ecf149
DB
2856# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2857check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2858
534a2231 2859check_func fcntl
7483e694
DB
2860check_func fork
2861check_func gethrtime
667fb97a 2862check_func getopt
7483e694 2863check_func getrusage
fc5607f8 2864check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2865check_func gettimeofday
094c09bb 2866check_func inet_aton $network_extralibs
abfc8d05 2867check_func isatty
a5b64584 2868check_func localtime_r
4ae40685 2869check_func ${malloc_prefix}memalign && enable memalign
7483e694 2870check_func mkstemp
0328b9ea 2871check_func mmap
4ae40685 2872check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2873check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2874check_func setrlimit
87958234 2875check_func strerror_r
6379900c 2876check_func strptime
47941088 2877check_func strtok_r
ea4d5f48 2878check_func sched_getaffinity
bcc73960 2879check_func sysconf
b9e22269 2880check_func sysctl
d3d3a32c 2881check_func usleep
b507ebd1 2882check_func_headers io.h setmode
b4675d0f 2883check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2884check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2885check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2886check_func_headers windows.h GetProcessTimes
61183b5a 2887check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2888check_func_headers windows.h MapViewOfFile
d3d3a32c 2889check_func_headers windows.h Sleep
7c5bfe7a 2890check_func_headers windows.h VirtualAlloc
6ffa87d3 2891
a98bb16d 2892check_header dlfcn.h
fa845061 2893check_header dxva.h
92c6a099 2894check_header dxva2api.h
3b1ab197 2895check_header io.h
a98bb16d 2896check_header malloc.h
bf6ce82d 2897check_header poll.h
b58412f1 2898check_header sys/mman.h
06bb5905 2899check_header sys/param.h
b091aa44 2900check_header sys/resource.h
bf6ce82d 2901check_header sys/select.h
e64bceea 2902check_header sys/time.h
542920b7 2903check_header unistd.h
272081b0
CEH
2904check_header vdpau/vdpau.h
2905check_header vdpau/vdpau_x11.h
d3d3a32c 2906check_header windows.h
68178ca9 2907check_header X11/extensions/XvMClib.h
a98bb16d 2908
a4fa192c 2909disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2910disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2911
ff3755cb
JG
2912if ! disabled w32threads && ! enabled pthreads; then
2913 check_func _beginthreadex && enable w32threads
2914fi
2915
57bd82d4
MR
2916# check for some common methods of building with pthread support
2917# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2918if ! disabled pthreads && ! enabled w32threads; then
2919 enable pthreads
9e7fd101
MR
2920 if check_func pthread_create; then
2921 :
2922 elif check_func pthread_create -pthread; then
2923 add_cflags -pthread
afc9aee2 2924 add_extralibs -pthread
9e7fd101
MR
2925 elif check_func pthread_create -pthreads; then
2926 add_cflags -pthreads
afc9aee2 2927 add_extralibs -pthreads
8d94f606
GT
2928 elif check_func pthread_create -lpthreadGC2; then
2929 add_extralibs -lpthreadGC2
9e7fd101 2930 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2931 disable pthreads
9e7fd101 2932 fi
57bd82d4
MR
2933fi
2934
8eee7025 2935for thread in $THREADS_LIST; do
e5f94c2b 2936 if enabled $thread; then
3ae3b721
RP
2937 test -n "$thread_type" &&
2938 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2939 thread_type="$thread"
e5f94c2b
RP
2940 fi
2941done
2942
50f7c296 2943check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2944enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2945
15333562 2946check_mathfunc cbrtf
645d2652
MR
2947check_mathfunc exp2
2948check_mathfunc exp2f
46df708b
MS
2949check_mathfunc isinf
2950check_mathfunc isnan
645d2652 2951check_mathfunc llrint
07876e25 2952check_mathfunc llrintf
645d2652
MR
2953check_mathfunc log2
2954check_mathfunc log2f
2955check_mathfunc lrint
2956check_mathfunc lrintf
183b1c22 2957check_mathfunc rint
645d2652
MR
2958check_mathfunc round
2959check_mathfunc roundf
23d3931a 2960check_mathfunc trunc
645d2652 2961check_mathfunc truncf
f32adb22 2962
57bd82d4 2963# these are off by default, so fail if requested and not available
a1b3c5a3 2964enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2965enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2966enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2967enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 2968enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 2969enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2970enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2971enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2972enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2973enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2974enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2975enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2976enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2977enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2978enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2979enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2980enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2981enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2982enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2983enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2984enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2985enabled libvpx && {
2986 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2987 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2988 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2989 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2990enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2991 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2992 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2993enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2994enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2995enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2996 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2997 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2998 die "ERROR: openssl not found"; }
8ac17293 2999
0b4a1821
AS
3000# libdc1394 check
3001if enabled libdc1394; then
3002 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3003 enable libdc1394_2; } ||
3004 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3005 enable libdc1394_1; } ||
3006 die "ERROR: No version of libdc1394 found "
3007fi
3008
9bd41bb1 3009if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3010 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3011 enable sdl &&
3012 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3013fi
57bd82d4 3014
2270b4b2 3015texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3016
c6f95144 3017check_header linux/fb.h
06e31011 3018check_header linux/videodev2.h
a6a4793d
LB
3019check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3020
1b6e8b73 3021check_header sys/videoio.h
47f38850 3022
27796dc3 3023check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3024# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3025# w32api 3.12 had it defined wrong
3026check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3027
f8aa696f 3028# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3029{ check_header dev/bktr/ioctl_meteor.h &&
3030 check_header dev/bktr/ioctl_bt848.h; } ||
3031{ check_header machine/ioctl_meteor.h &&
3032 check_header machine/ioctl_bt848.h; } ||
3033{ check_header dev/video/meteor/ioctl_meteor.h &&
3034 check_header dev/video/bktr/ioctl_bt848.h; } ||
3035check_header dev/ic/bt8xx.h
f8aa696f 3036
15d59d2c 3037check_header sndio.h
c7682de0
RP
3038check_header sys/soundcard.h
3039check_header soundcard.h
deb29777 3040
b6f3d925 3041enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3042
8772997d
SM
3043enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3044 check_func jack_port_get_latency_range -ljack
80ff8a16 3045
15d59d2c
B
3046enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3047
e417d80d
AK
3048enabled libcdio &&
3049 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3050
4a584eda
JA
3051enabled x11grab &&
3052require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3053require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3054require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3055
ac3dbb4d
SZ
3056# check for VDA header
3057if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3058 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3059fi
3060
598ef02b 3061if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3062check_cpp_condition \
3063 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3064 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3065 disable vdpau; }
abf649c7 3066fi
deda2a4a 3067
95e561ec 3068enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3069
3070# add some useful compiler flags if supported
3071check_cflags -Wdeclaration-after-statement
dcd479c0 3072check_cflags -Wall
440e3b2f 3073check_cflags -Wno-parentheses
dcd479c0 3074check_cflags -Wno-switch
b36518dc 3075check_cflags -Wno-format-zero-length
c07bd6a9
MN
3076check_cflags -Wdisabled-optimization
3077check_cflags -Wpointer-arith
3078check_cflags -Wredundant-decls
cc1fb623 3079check_cflags -Wno-pointer-sign
f4929996 3080check_cflags -Wcast-qual
9aceb3cf 3081check_cflags -Wwrite-strings
652a5bf6 3082check_cflags -Wtype-limits
764551c6 3083check_cflags -Wundef
fc298fd9 3084check_cflags -Wmissing-prototypes
c2ed91de 3085check_cflags -Wstrict-prototypes
5af4e0cc 3086enabled extra_warnings && check_cflags -Winline
cf9d24ad 3087
57bd82d4 3088# add some linker flags
5c0e9479 3089check_ldflags -Wl,--warn-common
3510a133 3090check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3091test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3092
47876d66 3093enabled xmm_clobber_test &&
7e4d9d5d
RB
3094 check_ldflags -Wl,--wrap,avcodec_open2 \
3095 -Wl,--wrap,avcodec_decode_audio4 \
3096 -Wl,--wrap,avcodec_decode_video2 \
3097 -Wl,--wrap,avcodec_decode_subtitle2 \
3098 -Wl,--wrap,avcodec_encode_audio2 \
3099 -Wl,--wrap,avcodec_encode_video \
3100 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3101 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3102 disable xmm_clobber_test
3103
a482e61b 3104echo "X{};" > $TMPV
b462d132 3105if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3106 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3107 check_cc <<EOF && enable symver_asm_label
3108void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3109void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3110EOF
3111 check_cc <<EOF && enable symver_gnu_asm
3112__asm__(".symver ff_foo,av_foo@VERSION");
3113void ff_foo(void) {}
3114EOF
3115fi
a482e61b 3116
9cd7b854
MR
3117if [ -n "$optflags" ]; then
3118 add_cflags $optflags
3119elif enabled small; then
14ca9cd0 3120 add_cflags $size_cflags
8400d6b8 3121elif enabled optimizations; then
14ca9cd0 3122 add_cflags $speed_cflags
b05394a0
MR
3123else
3124 add_cflags $noopt_cflags
cddf3f45 3125fi
11fdbc44 3126check_cflags -fno-math-errno
b2eb2ff0 3127check_cflags -fno-signed-zeros
cddf3f45 3128
629687f6 3129if enabled icc; then
b1598b58
MR
3130 # Just warnings, no remarks
3131 check_cflags -w1
3132 # -wd: Disable following warnings
3133 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3134 # 1292: attribute "foo" ignored
88de5b0a 3135 # 1419: external declaration in primary source file
b1598b58 3136 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3137 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3138 # 10156: ignoring option '-W'; no argument required
88de5b0a 3139 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3140 # 11030: Warning unknown option --as-needed
3141 # 10156: ignoring option '-export'; no argument required
3142 check_ldflags -wd10156,11030
3143 # Allow to compile with optimizations
3144 check_ldflags -march=$cpu
be2cf98a
CEH
3145 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3146 enable ebp_available
bdefad73 3147 if enabled x86_32; then
07e3f9af 3148 icc_version=$($cc -dumpversion)
47876d66
DB
3149 test ${icc_version%%.*} -ge 11 &&
3150 check_cflags -falign-stack=maintain-16-byte ||
bdefad73
MR
3151 disable aligned_stack
3152 fi
df442a8d
MR
3153elif enabled ccc; then
3154 # disable some annoying warnings
3155 add_cflags -msg_disable cvtu32to64
3156 add_cflags -msg_disable embedcomment
3157 add_cflags -msg_disable needconstext
3158 add_cflags -msg_disable nomainieee
3159 add_cflags -msg_disable ptrmismatch1
3160 add_cflags -msg_disable unreachcode
973859f5
MR
3161elif enabled gcc; then
3162 check_cflags -fno-tree-vectorize
765e6134 3163 check_cflags -Werror=implicit-function-declaration
de63bfec 3164 check_cflags -Werror=missing-prototypes
9d6b2077 3165 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3166elif enabled llvm_gcc; then
3167 check_cflags -mllvm -stack-alignment=16
06da6943 3168elif enabled clang; then
5c8ef670 3169 check_cflags -mllvm -stack-alignment=16
06da6943 3170 check_cflags -Qunused-arguments
138132be
MR
3171elif enabled armcc; then
3172 # 2523: use of inline assembler is deprecated
bcafde61
MR
3173 add_cflags -W${armcc_opt},--diag_suppress=2523
3174 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3175 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3176 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3177 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3178 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3179elif enabled tms470; then
3180 add_cflags -pds=824 -pds=837
5f3b8314
MR
3181elif enabled pathscale; then
3182 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3183fi
3184
7483e694
DB
3185enabled_any $THREADS_LIST && enable threads
3186
3187check_deps $CONFIG_LIST \
b6bb00b0 3188 $CONFIG_EXTRA \
7483e694 3189 $HAVE_LIST \
54e75be4
DB
3190 $ALL_COMPONENTS \
3191 $ALL_TESTS \
f70f03f6 3192
3bfd582c 3193enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3194
be1a839c 3195! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3196 enabled_any $need_memalign && enable memalign_hack
3197
3e89171a 3198echo "install prefix $prefix"
f36958f8
DB
3199