mpegenc: remove disabled code
[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
MR
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
MR
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
3b327a4b
DB
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]
06454877
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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]
06454877
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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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DB
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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DB
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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DB
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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DB
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]
06454877
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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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DB
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 [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
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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DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
DB
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 "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
MR
322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
b04251c5
MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
36e2dea0
MR
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
72a43668
MR
366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
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
799c9e9b
MR
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
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
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
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
MR
457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
MR
464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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DB
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
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
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AJ
495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
MR
504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
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MR
511 eval dep_all="\$${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
MR
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 $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
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
MR
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
MR
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
MR
564}
565
31c0121d
MR
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
57bd82d4
MR
575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$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
MR
589}
590
57bd82d4 591add_cflags(){
caf458dd 592 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
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 $cc --version 2>/dev/null | grep -q Intel; then
1975 cc_type=icc
bb5cecdc 1976 cc_ident=$($cc --version | head -n1)
bdefad73 1977 icc_version=$($cc -dumpversion)
07dec06e
MR
1978 CC_DEPFLAGS='-MMD'
1979 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1980 speed_cflags='-O3'
1981 size_cflags='-Os'
b05394a0 1982 noopt_cflags='-O1'
629687f6
MR
1983elif $cc -v 2>&1 | grep -q xlc; then
1984 cc_type=xlc
bb5cecdc 1985 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1986 speed_cflags='-O5'
1987 size_cflags='-O5 -qcompact'
df442a8d
MR
1988elif $cc -V 2>/dev/null | grep -q Compaq; then
1989 cc_type=ccc
bb5cecdc 1990 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1991 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1992 debuglevel=3
df442a8d 1993 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1994 speed_cflags='-fast'
1995 size_cflags='-O1'
6a0d5493 1996elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1997 test -d "$sysroot" || die "No valid sysroot specified."
1998 cc_type=armcc
bb5cecdc 1999 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2000 armcc_conf="$PWD/armcc.conf"
2001 $cc --arm_linux_configure \
2002 --arm_linux_config_file="$armcc_conf" \
2003 --configure_sysroot="$sysroot" \
2004 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2005 die "Error creating armcc configuration file."
bcafde61 2006 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2007 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2008 as_default="${cross_prefix}gcc"
07dec06e
MR
2009 CC_DEPFLAGS='-MMD'
2010 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2011 speed_cflags='-O3'
2012 size_cflags='-Os'
d0f0f628 2013 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2014elif $cc -version 2>/dev/null | grep -q TMS470; then
2015 cc_type=tms470
bb5cecdc 2016 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2017 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2018 CC_O='-fr=$(@D)'
2019 as_default="${cross_prefix}gcc"
2020 ld_default="${cross_prefix}gcc"
6fec122a
MR
2021 TMPO=$(basename $TMPC .c).o
2022 append TMPFILES $TMPO
2023 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2024 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2025 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2026 speed_cflags='-O3 -mf=5'
2027 size_cflags='-O3 -mf=2'
6fec122a
MR
2028 filter_cflags=tms470_flags
2029 tms470_flags(){
2030 for flag; do
2031 case $flag in
2032 -march=*|-mcpu=*)
2033 case "${flag#*=}" in
2034 armv7-a|cortex-a*) echo -mv=7a8 ;;
2035 armv7-r|cortex-r*) echo -mv=7r4 ;;
2036 armv7-m|cortex-m*) echo -mv=7m3 ;;
2037 armv6*|arm11*) echo -mv=6 ;;
2038 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2039 echo -mv=5e ;;
2040 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2041 esac
2042 ;;
2043 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2044 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2045 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2046 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2047 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2048 -g) echo -g -mn ;;
587d24ff 2049 -pds=*) echo $flag ;;
6fec122a
MR
2050 esac
2051 done
2052 }
06da6943
DC
2053elif $cc -v 2>&1 | grep -q clang; then
2054 cc_type=clang
bb5cecdc 2055 cc_ident=$($cc --version | head -n1)
06da6943
DC
2056 CC_DEPFLAGS='-MMD'
2057 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2058 speed_cflags='-O3'
2059 size_cflags='-Os'
2a472e9c
MK
2060elif $cc -V 2>&1 | grep -q Sun; then
2061 cc_type=suncc
448f5b83 2062 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2063 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2064 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2065 add_ldflags -xc99
14ca9cd0
MR
2066 speed_cflags='-O5'
2067 size_cflags='-O5 -xspace'
03279bbe
MK
2068 filter_cflags=suncc_flags
2069 suncc_flags(){
2070 for flag; do
2071 case $flag in
2072 -march=*|-mcpu=*)
2073 case "${flag#*=}" in
2074 native) echo -xtarget=native ;;
87ddc38b 2075 v9|niagara) echo -xarch=sparc ;;
03279bbe 2076 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2077 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2078 i586|pentium) echo -xchip=pentium ;;
2079 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2080 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2081 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2082 pentium4*) echo -xtarget=pentium4 ;;
2083 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2084 *-sse3) echo -xarch=sse3 ;;
2085 core2) echo -xarch=ssse3 -xchip=core2 ;;
2086 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2087 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2088 k8|opteron|athlon64|athlon-fx)
2089 echo -xarch=sse2a ;;
2090 athlon*) echo -xarch=pentium_proa ;;
2091 esac
2092 ;;
2093 -std=c99) echo -xc99 ;;
2094 -fomit-frame-pointer) echo -xregs=frameptr ;;
2095 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2096 -W*,*) echo $flag ;;
2097 -f*-*|-W*) ;;
2098 *) echo $flag ;;
2099 esac
2100 done
2101 }
180ec37d 2102elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe 2103 cc_type=pathscale
349d78fe
MR
2104 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2105 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2106 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2107 speed_cflags='-O2'
2108 size_cflags='-Os'
7b2d2190 2109 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2110elif $cc -v 2>&1 | grep -q Open64; then
2111 cc_type=open64
6de163e9
MR
2112 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2113 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2114 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2115 speed_cflags='-O2'
2116 size_cflags='-Os'
7b2d2190 2117 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2118elif $cc -V 2>&1 | grep -q Portland; then
2119 cc_type=pgi
e73ec921
MR
2120 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2121 opt_common='-alias=ansi -Mlre -Mpre'
2122 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2123 size_cflags="-O2 -Munroll=c:1 $opt_common"
2124 noopt_cflags="-O1"
2125 filter_cflags=pgi_flags
2126 pgi_flags(){
2127 for flag; do
2128 case $flag in
2129 -fomit-frame-pointer) echo -Mnoframe ;;
2130 -g) echo -gopt ;;
2131 *) echo $flag ;;
2132 esac
2133 done
2134 }
629687f6
MR
2135fi
2136
851ffa80
MR
2137test -n "$cc_type" && enable $cc_type ||
2138 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2139
75bafbac 2140: ${as_default:=$cc}
50567afa 2141: ${dep_cc_default:=$cc}
684b28e0 2142: ${ld_default:=$cc}
121d78d0 2143set_default ar as dep_cc ld
75800dce 2144
07dec06e
MR
2145test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2146test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2147
7f32f40c 2148add_cflags $extra_cflags
2f2e6c7c 2149add_asflags $extra_cflags
7f32f40c 2150
154d432c
MR
2151if test -n "$sysroot"; then
2152 case "$cc_type" in
00ba041c 2153 gcc|llvm_gcc|clang)
467256f2 2154 add_cppflags --sysroot="$sysroot"
154d432c
MR
2155 add_ldflags --sysroot="$sysroot"
2156 ;;
6fec122a
MR
2157 tms470)
2158 add_cppflags -I"$sysinclude"
2159 add_ldflags --sysroot="$sysroot"
2160 ;;
154d432c
MR
2161 esac
2162fi
2163
d22c13a8
MR
2164if test "$cpu" = host; then
2165 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2166
2167 case "$cc_type" in
613a4e3f 2168 gcc|llvm_gcc)
d22c13a8
MR
2169 check_native(){
2170 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2171 sed -n "/cc1.*$1=/{
27ce1be8
MR
2172 s/.*$1=\\([^ ]*\\).*/\\1/
2173 p
2174 q
2175 }" $TMPE
d22c13a8
MR
2176 }
2177 cpu=$(check_native -march || check_native -mcpu)
2178 ;;
2179 esac
2180
2181 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2182fi
2183
e939cedd
MR
2184# Deal with common $arch aliases
2185case "$arch" in
2186 arm*)
2187 arch="arm"
2188 ;;
2189 mips|mipsel|IP*)
2190 arch="mips"
2191 ;;
47b1860e 2192 mips64*)
e939cedd
MR
2193 arch="mips"
2194 subarch="mips64"
2195 ;;
2196 parisc|hppa)
2197 arch="parisc"
2198 ;;
2199 parisc64|hppa64)
2200 arch="parisc"
2201 subarch="parisc64"
2202 ;;
2203 "Power Macintosh"|ppc|powerpc)
2204 arch="ppc"
2205 ;;
47b1860e 2206 ppc64|powerpc64)
e939cedd
MR
2207 arch="ppc"
2208 subarch="ppc64"
2209 ;;
2210 s390|s390x)
2211 arch="s390"
2212 ;;
2213 sh4|sh)
2214 arch="sh4"
2215 ;;
2216 sun4u|sparc64)
2217 arch="sparc"
2218 subarch="sparc64"
2219 ;;
d33ed7b3 2220 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2221 arch="x86"
2222 ;;
2223esac
2224
851ffa80 2225is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2226enable $arch
e939cedd 2227
df5cdc24 2228# Add processor-specific flags
5d54c126
MR
2229if test "$cpu" = generic; then
2230 : do nothing
2231elif enabled ppc; then
343aef9b 2232
56348891
MR
2233 case $(tolower $cpu) in
2234 601|ppc601|powerpc601)
9dbd5c3d 2235 cpuflags="-mcpu=601"
64ad53ff 2236 disable altivec
9dbd5c3d 2237 ;;
56348891 2238 603*|ppc603*|powerpc603*)
9dbd5c3d 2239 cpuflags="-mcpu=603"
64ad53ff 2240 disable altivec
9dbd5c3d 2241 ;;
56348891 2242 604*|ppc604*|powerpc604*)
9dbd5c3d 2243 cpuflags="-mcpu=604"
64ad53ff 2244 disable altivec
9dbd5c3d 2245 ;;
56348891 2246 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2247 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2248 disable altivec
9dbd5c3d 2249 ;;
56348891 2250 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2251 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2252 ;;
56348891 2253 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2254 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2255 ;;
313f9fbf 2256 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2257 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2258 ;;
313f9fbf
SM
2259 power[3-7]*)
2260 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2261 ;;
56348891 2262 cell)
9dbd5c3d
MR
2263 cpuflags="-mcpu=cell"
2264 enable ldbrx
2265 ;;
7b0b81a1
AL
2266 e500v2)
2267 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2268 disable altivec
2269 ;;
2270 e500)
2271 cpuflags="-mcpu=8540 -mhard-float"
2272 disable altivec
2273 ;;
9dbd5c3d 2274 esac
343aef9b
MR
2275
2276elif enabled x86; then
2277
9dbd5c3d
MR
2278 case $cpu in
2279 i[345]86|pentium)
2280 cpuflags="-march=$cpu"
2281 disable mmx
2282 ;;
2283 # targets that do NOT support conditional mov (cmov)
2284 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2285 cpuflags="-march=$cpu"
2286 disable cmov
2287 ;;
2288 # targets that do support conditional mov (cmov)
9ddf1b1a 2289 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2290 cpuflags="-march=$cpu"
2291 enable cmov
2292 enable fast_cmov
2293 ;;
2294 # targets that do support conditional mov but on which it's slow
2295 pentium4|pentium4m|prescott|nocona)
2296 cpuflags="-march=$cpu"
2297 enable cmov
2298 disable fast_cmov
2299 ;;
2300 esac
343aef9b
MR
2301
2302elif enabled sparc; then
2303
9dbd5c3d 2304 case $cpu in
26b7199e
MK
2305 niagara)
2306 cpuflags="-mcpu=$cpu"
2307 disable vis
2308 ;;
9dbd5c3d
MR
2309 sparc64)
2310 cpuflags="-mcpu=v9"
2311 ;;
2312 esac
343aef9b
MR
2313
2314elif enabled arm; then
2315
34ba23c9
MR
2316 case $cpu in
2317 armv*)
2318 cpuflags="-march=$cpu"
c2eae137 2319 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2320 ;;
2321 *)
2322 cpuflags="-mcpu=$cpu"
c2eae137
MR
2323 case $cpu in
2324 cortex-a*) subarch=armv7a ;;
2325 cortex-r*) subarch=armv7r ;;
9e19704a 2326 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2327 arm11*) subarch=armv6 ;;
2328 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2329 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2330 esac
34ba23c9
MR
2331 ;;
2332 esac
343aef9b
MR
2333
2334elif enabled alpha; then
2335
34ba23c9 2336 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2337
2338elif enabled bfin; then
2339
34ba23c9 2340 cpuflags="-mcpu=$cpu"
343aef9b
MR
2341
2342elif enabled mips; then
2343
34ba23c9 2344 cpuflags="-march=$cpu"
343aef9b
MR
2345
2346elif enabled avr32; then
2347
9dbd5c3d
MR
2348 case $cpu in
2349 ap7[02]0[0-2])
2350 subarch="avr32_ap"
2351 cpuflags="-mpart=$cpu"
2352 ;;
2353 ap)
2354 subarch="avr32_ap"
2355 cpuflags="-march=$cpu"
2356 ;;
2357 uc3[ab]*)
2358 subarch="avr32_uc"
2359 cpuflags="-mcpu=$cpu"
2360 ;;
2361 uc)
2362 subarch="avr32_uc"
2363 cpuflags="-march=$cpu"
2364 ;;
2365 esac
df5cdc24 2366
343aef9b
MR
2367fi
2368
df5cdc24
MR
2369add_cflags $cpuflags
2370add_asflags $cpuflags
2371
993f2d0f
MR
2372# compiler sanity check
2373check_exec <<EOF
2374int main(void){ return 0; }
2375EOF
2376if test "$?" != 0; then
2377 echo "$cc is unable to create an executable file."
2378 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2379 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2380 echo "Only do this if you know what cross compiling means."
2381 fi
2382 die "C compiler test failed."
2383fi
2384
046f081b 2385add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2386check_cflags -std=c99
50a334e4 2387check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2388#include <stdlib.h>
2389EOF
50a334e4 2390check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2391#include <stdlib.h>
2392EOF
e9b9a2f8 2393
f0125de9 2394check_host_cflags -std=c99
0a6db2a2 2395check_host_cflags -Wall
f0125de9 2396
b24dbcbd 2397case "$arch" in
e939cedd 2398 alpha|ia64|mips|parisc|sparc)
8a3c8627 2399 spic=$shared
b24dbcbd 2400 ;;
e939cedd 2401 x86)
cfdb6148 2402 subarch="x86_32"
5adc829e 2403 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2404 if test "$subarch" = "x86_64"; then
e939cedd 2405 spic=$shared
de27f4d9 2406 fi
b24dbcbd 2407 ;;
b24dbcbd
RP
2408esac
2409
343aef9b 2410enable $subarch
8a3c8627 2411enabled spic && enable pic
b24dbcbd 2412
7483e694 2413# OS specific
4f854758 2414case $target_os in
a1629e28 2415 haiku)
63ae7e7c 2416 prefix_default="/boot/common"
108caaaa 2417 network_extralibs="-lnetwork"
f59c4bd6 2418 host_libs=
a1629e28 2419 ;;
7483e694 2420 sunos)
4d58e4cb 2421 AVSERVERLDFLAGS=""
9987769a 2422 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2423 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2424 network_extralibs="-lsocket -lnsl"
779222db 2425 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2426 # When using suncc to build, the Solaris linker will mark
2427 # an executable with each instruction set encountered by
2428 # the Solaris assembler. As our libraries contain their own
2429 # guards for processor-specific code, instead suppress
2430 # generation of the HWCAPS ELF section on Solaris x86 only.
2431 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2432 nm_opts='-P -g'
7483e694
DB
2433 ;;
2434 netbsd)
a1e4b3f6 2435 disable symver
07a8eef6
MR
2436 oss_indev_extralibs="-lossaudio"
2437 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2438 ;;
2439 openbsd)
7c4a001a 2440 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2441 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2442 # however the generated executable will not do anything
2443 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2444 # Thus explicitly enable PIC here.
cd78208b 2445 enable pic
a1e4b3f6 2446 disable symver
7483e694 2447 SHFLAGS='-shared'
07a8eef6
MR
2448 oss_indev_extralibs="-lossaudio"
2449 oss_outdev_extralibs="-lossaudio"
7483e694 2450 ;;
a1e4b3f6 2451 dragonfly)
a1e4b3f6
MR
2452 disable symver
2453 ;;
2454 freebsd)
7483e694
DB
2455 ;;
2456 bsd/os)
355d81df 2457 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2458 ;;
2459 darwin)
301ab19d 2460 gas="gas-preprocessor.pl $cc"
e08b8239 2461 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2462 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2463 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2464 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2465 SLIBSUF=".dylib"
2466 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2467 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2468 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2469 objformat="macho"
1b0f6fb8 2470 enabled x86_64 && objformat="macho64"
8dfa86f7 2471 enabled_any pic shared ||
2704bd1a 2472 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2473 ;;
2474 mingw32*)
9d3f4f50 2475 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2476 disable network
2477 else
2478 target_os=mingw32
2479 fi
dcc01c06 2480 LIBTARGET=i386
1fc9fb8a 2481 if enabled x86_64; then
417516f6 2482 LIBTARGET="i386:x86-64"
336cc1b0 2483 elif enabled arm; then
15c5156d 2484 LIBTARGET=arm-wince
dcc01c06 2485 fi
fbd971a4 2486 shlibdir_default="$bindir_default"
7483e694
DB
2487 SLIBPREF=""
2488 SLIBSUF=".dll"
7483e694
DB
2489 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2490 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2491 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2492 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2493 SLIB_INSTALL_LINKS=
2494 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2495 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2496 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 2497 objformat="win32"
ec10a9ab 2498 dlltool="${cross_prefix}dlltool"
bc574408 2499 enable dos_paths
1894e741 2500 check_cflags -fno-common
e26011d0
RP
2501 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2502 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2503 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2504 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2505 ;;
2506 cygwin*)
4f854758 2507 target_os=cygwin
fbd971a4 2508 shlibdir_default="$bindir_default"
7483e694
DB
2509 SLIBPREF="cyg"
2510 SLIBSUF=".dll"
2511 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2512 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2513 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2514 objformat="win32"
bc574408 2515 enable dos_paths
1894e741 2516 check_cflags -fno-common
a7a187a1 2517 add_cppflags -U__STRICT_ANSI__
7483e694 2518 ;;
4f365f37 2519 *-dos|freedos|opendos)
4f365f37 2520 network_extralibs="-lsocket"
ff1c015d 2521 objformat="coff"
bc574408 2522 enable dos_paths
a7a187a1 2523 add_cppflags -U__STRICT_ANSI__
4f365f37 2524 ;;
7483e694 2525 linux)
046f081b 2526 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2527 enable dv1394
2528 ;;
2529 irix*)
4f854758 2530 target_os=irix
7483e694
DB
2531 ranlib="echo ignoring ranlib"
2532 ;;
d22e8442 2533 os/2*)
d22e8442 2534 ln_s="cp -f"
9297f1ed 2535 objformat="aout"
e14574eb 2536 add_cppflags -D_GNU_SOURCE
355d81df 2537 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2538 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2539 AVSERVERLDFLAGS=""
287d3b13 2540 LIBSUF="_s.a"
d22e8442
DY
2541 SLIBPREF=""
2542 SLIBSUF=".dll"
2543 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2544 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2545 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2546 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2547 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2548 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2549 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2550 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2551 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2552 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2553 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2554 enable dos_paths
d22e8442 2555 ;;
83993c1c 2556 gnu/kfreebsd)
c1f54478 2557 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2558 ;;
34e82167 2559 gnu)
f60d1366 2560 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2561 ;;
d33ed7b3
MR
2562 qnx)
2563 add_cppflags -D_QNX_SOURCE
2564 network_extralibs="-lsocket"
2565 ;;
1c69c79f
MS
2566 symbian)
2567 SLIBSUF=".dll"
2568 enable dos_paths
e3bc07f4
MS
2569 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2570 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2571 add_ldflags -Wl,--target1-abs,--no-undefined \
2572 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2573 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2574 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2575 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2576 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2577 ;;
614d8911
MR
2578 none)
2579 ;;
7483e694 2580 *)
4f924f9a 2581 die "Unknown OS '$target_os'."
7483e694
DB
2582 ;;
2583esac
2584
6555acad
MR
2585esc(){
2586 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2587}
2588
2589echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2590
13cb2187
AS
2591check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2592
c9d19248
MR
2593set_default $PATHS_LIST
2594
320d060a 2595# we need to build at least one lib type
93b3c083 2596if ! enabled_any static shared; then
320d060a
DB
2597 cat <<EOF
2598At least one library type must be built.
2599Specify --enable-static to build the static libraries or --enable-shared to
2600build the shared libraries as well. To only build the shared libraries specify
2601--disable-static in addition to --enable-shared.
2602EOF
2603 exit 1;
2604fi
2605
2184c6f7 2606die_license_disabled() {
4c27207c 2607 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2608}
2609
e417d80d 2610die_license_disabled gpl libcdio
2184c6f7 2611die_license_disabled gpl libx264
de295976 2612die_license_disabled gpl libxavs
2184c6f7 2613die_license_disabled gpl libxvid
2184c6f7
DB
2614die_license_disabled gpl x11grab
2615
2f7ae63b 2616die_license_disabled nonfree libfaac
87246953 2617die_license_disabled nonfree libfdk_aac
a060866f 2618die_license_disabled nonfree openssl
b2e3c528 2619
0b175caa
DB
2620die_license_disabled version3 libopencore_amrnb
2621die_license_disabled version3 libopencore_amrwb
d89e738a 2622die_license_disabled version3 libvo_aacenc
f502ff3f 2623die_license_disabled version3 libvo_amrwbenc
0b175caa 2624
9cad0e4e 2625enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2626
40617a6d 2627disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2628
e276d9e8
MR
2629enable_pic() {
2630 enable pic
bce7b696
MR
2631 add_cppflags -DPIC
2632 add_cflags -fPIC
2633 add_asflags -fPIC
e276d9e8
MR
2634}
2635
2636enabled pic && enable_pic
bce7b696 2637
b4d96ba2
MR
2638check_cc <<EOF || die "Symbol mangling check failed."
2639int ff_extern;
2640EOF
8182dc34 2641sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2642extern_prefix=${sym%%ff_extern*}
2643
f65883c8
MR
2644check_cc <<EOF && enable inline_asm
2645void foo(void) { __asm__ volatile ("" ::); }
2646EOF
61d251db 2647
df5e3978
MR
2648_restrict=
2649for restrict_keyword in restrict __restrict__ __restrict; do
2650 check_cc <<EOF && _restrict=$restrict_keyword && break
2651void foo(char * $restrict_keyword p);
2652EOF
2653done
2654
2655check_cc <<EOF && enable attribute_packed
2656struct { int x; } __attribute__((packed)) x;
2657EOF
2658
dffb41b9
MR
2659check_cc <<EOF && enable attribute_may_alias
2660union { int x; } __attribute__((may_alias)) x;
2661EOF
2662
df5e3978
MR
2663check_cc <<EOF || die "endian test failed"
2664unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2665EOF
48fc536a 2666od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2667
e939cedd
MR
2668if enabled alpha; then
2669
2670 check_cflags -mieee
2671
2672elif enabled arm; then
e45391bb 2673
8986fddc 2674 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2675 nogas=die
50fa82e6 2676
44caaa56
MR
2677 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2678 enable vfp_args
2679 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2680 case "${cross_prefix:-$cc}" in
2681 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2682 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2683__asm__ (".eabi_attribute 28, 1");
2684int main(void) { return 0; }
2685EOF
44caaa56
MR
2686 esac
2687 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2688 fi
fa0912fe 2689
fa0912fe
MR
2690 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2691 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2692 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2693 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2694 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2695 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2696
6308729e
MR
2697 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2698
e276d9e8
MR
2699 enabled_all armv6t2 shared !pic && enable_pic
2700
fa0912fe 2701elif enabled mips; then
e45391bb 2702
fa0912fe
MR
2703 check_asm loongson '"dmult.g $1, $2, $3"'
2704 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2705
fa0912fe 2706elif enabled ppc; then
e45391bb 2707
e6a0c354
MR
2708 enable local_aligned_8 local_aligned_16
2709
135448fa 2710 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2711 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2712 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2713 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2714
2715 # AltiVec flags: The FSF version of GCC differs from the Apple version
2716 if enabled altivec; then
301ab19d 2717 nogas=warn
fa0912fe
MR
2718 check_cflags -maltivec -mabi=altivec &&
2719 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2720 check_cflags -faltivec
2721
2722 # check if our compiler supports Motorola AltiVec C API
2723 check_cc <<EOF || disable altivec
2724$inc_altivec_h
2725int main(void) {
2726 vector signed int v1, v2, v3;
2727 v1 = vec_add(v2,v3);
2728 return 0;
2729}
2730EOF
2731
2732 # check if our compiler supports braces for vector declarations
2733 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2734$inc_altivec_h
2735int main (void) { (vector int) {1}; return 0; }
2736EOF
2737 fi
e45391bb 2738
fa0912fe 2739elif enabled sparc; then
e45391bb 2740
fa0912fe
MR
2741 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2742 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2743
fa0912fe 2744elif enabled x86; then
e45391bb 2745
3f150ffb 2746 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2747 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2748 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2749 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2750
f80ddd5b
RB
2751 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2752
e6a0c354
MR
2753 enable local_aligned_8 local_aligned_16
2754
44965991
PI
2755 # check whether EBP is available on x86
2756 # As 'i' is stored on the stack, this program will crash
2757 # if the base pointer is used to access it because the
2758 # base pointer is cleared in the inline assembly code.
7dfef245 2759 check_exec_crash <<EOF && enable ebp_available
44965991 2760 volatile int i=0;
be449fca 2761 __asm__ volatile (
44965991
PI
2762 "xorl %%ebp, %%ebp"
2763 ::: "%ebp");
2764 return i;
44965991
PI
2765EOF
2766
f494213c 2767 # check whether EBX is available on x86
7cee5421
MR
2768 check_asm ebx_available '""::"b"(0)' &&
2769 check_asm ebx_available '"":::"%ebx"'
8e380710 2770
6f74fb03
RP
2771 # check whether xmm clobbers are supported
2772 check_asm xmm_clobbers '"":::"%xmm0"'
2773
d7f0920b 2774 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2775 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2776 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2777
9cca1e40 2778 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2779 if check_cmd $yasmexe --version; then
2780 enabled x86_64 && yasm_extra="-m amd64"
2781 yasm_debug="-g dwarf2"
2782 elif check_cmd nasm -v; then
2783 yasmexe=nasm
2784 yasm_debug="-g -F dwarf"
2785 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2786 fi
2787
2788 YASMFLAGS="-f $objformat $yasm_extra"
2789 enabled pic && append YASMFLAGS "-DPIC"
2790 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2791 case "$objformat" in
2792 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2793 esac
2794
48545a8f 2795 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2796 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2797 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2798 fi
e45391bb 2799
669b5583
MR
2800 case "$cpu" in
2801 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2802 disable fast_clz
2803 ;;
2804 esac
2805
44965991
PI
2806fi
2807
301ab19d
MR
2808if enabled asm; then
2809 as=${gas:=$as}
2810 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2811 $nogas "GNU assembler not found, install gas-preprocessor"
2812fi
2813
4a7e068b
MR
2814check_ldflags -Wl,--as-needed
2815
a98bb16d
RP
2816if check_func dlopen; then
2817 ldl=
2818elif check_func dlopen -ldl; then
2819 ldl=-ldl
8bf5d58f
MN
2820fi
2821
54fe299b
DV
2822if enabled network; then
2823 check_type "sys/types.h sys/socket.h" socklen_t
2824 check_type netdb.h "struct addrinfo"
75d339e0
MS
2825 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2826 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2827 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2828 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2829 check_type poll.h "struct pollfd"
54fe299b
DV
2830 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2831 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2832 check_header netinet/sctp.h
f06dee77 2833 check_func getaddrinfo $network_extralibs
54fe299b
DV
2834 # Prefer arpa/inet.h over winsock2
2835 if check_header arpa/inet.h ; then
2836 check_func closesocket
2837 elif check_header winsock2.h ; then
47876d66
DB
2838 check_func_headers winsock2.h closesocket -lws2 &&
2839 network_extralibs="-lws2" ||
2840 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2841 network_extralibs="-lws2_32"; }
f06dee77 2842 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2843 check_type ws2tcpip.h socklen_t
2844 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2845 check_type ws2tcpip.h "struct group_source_req"
2846 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2847 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2848 check_type winsock2.h "struct pollfd"
54fe299b
DV
2849 check_type ws2tcpip.h "struct sockaddr_in6"
2850 check_type ws2tcpip.h "struct sockaddr_storage"
2851 check_struct winsock2.h "struct sockaddr" sa_len
2852 else
2853 disable network
2854 fi
2855fi
2856
75ecf149
DB
2857# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2858check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2859
534a2231 2860check_func fcntl
7483e694
DB
2861check_func fork
2862check_func gethrtime
667fb97a 2863check_func getopt
7483e694 2864check_func getrusage
fc5607f8 2865check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2866check_func gettimeofday
094c09bb 2867check_func inet_aton $network_extralibs
abfc8d05 2868check_func isatty
a5b64584 2869check_func localtime_r
4ae40685 2870check_func ${malloc_prefix}memalign && enable memalign
7483e694 2871check_func mkstemp
0328b9ea 2872check_func mmap
4ae40685 2873check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2874check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2875check_func setrlimit
87958234 2876check_func strerror_r
6379900c 2877check_func strptime
47941088 2878check_func strtok_r
ea4d5f48 2879check_func sched_getaffinity
bcc73960 2880check_func sysconf
b9e22269 2881check_func sysctl
d3d3a32c 2882check_func usleep
b507ebd1 2883check_func_headers io.h setmode
b4675d0f 2884check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2885check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2886check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2887check_func_headers windows.h GetProcessTimes
61183b5a 2888check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2889check_func_headers windows.h MapViewOfFile
d3d3a32c 2890check_func_headers windows.h Sleep
7c5bfe7a 2891check_func_headers windows.h VirtualAlloc
6ffa87d3 2892
a98bb16d 2893check_header dlfcn.h
fa845061 2894check_header dxva.h
92c6a099 2895check_header dxva2api.h
3b1ab197 2896check_header io.h
a98bb16d 2897check_header malloc.h
bf6ce82d 2898check_header poll.h
b58412f1 2899check_header sys/mman.h
06bb5905 2900check_header sys/param.h
b091aa44 2901check_header sys/resource.h
bf6ce82d 2902check_header sys/select.h
e64bceea 2903check_header sys/time.h
542920b7 2904check_header unistd.h
272081b0
CEH
2905check_header vdpau/vdpau.h
2906check_header vdpau/vdpau_x11.h
d3d3a32c 2907check_header windows.h
68178ca9 2908check_header X11/extensions/XvMClib.h
a98bb16d 2909
a4fa192c 2910disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2911disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2912
ff3755cb
JG
2913if ! disabled w32threads && ! enabled pthreads; then
2914 check_func _beginthreadex && enable w32threads
2915fi
2916
57bd82d4
MR
2917# check for some common methods of building with pthread support
2918# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2919if ! disabled pthreads && ! enabled w32threads; then
2920 enable pthreads
9e7fd101
MR
2921 if check_func pthread_create; then
2922 :
2923 elif check_func pthread_create -pthread; then
2924 add_cflags -pthread
afc9aee2 2925 add_extralibs -pthread
9e7fd101
MR
2926 elif check_func pthread_create -pthreads; then
2927 add_cflags -pthreads
afc9aee2 2928 add_extralibs -pthreads
8d94f606
GT
2929 elif check_func pthread_create -lpthreadGC2; then
2930 add_extralibs -lpthreadGC2
9e7fd101 2931 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2932 disable pthreads
9e7fd101 2933 fi
57bd82d4
MR
2934fi
2935
8eee7025 2936for thread in $THREADS_LIST; do
e5f94c2b 2937 if enabled $thread; then
3ae3b721
RP
2938 test -n "$thread_type" &&
2939 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2940 thread_type="$thread"
e5f94c2b
RP
2941 fi
2942done
2943
50f7c296 2944check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2945enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2946
15333562 2947check_mathfunc cbrtf
645d2652
MR
2948check_mathfunc exp2
2949check_mathfunc exp2f
46df708b
MS
2950check_mathfunc isinf
2951check_mathfunc isnan
645d2652 2952check_mathfunc llrint
07876e25 2953check_mathfunc llrintf
645d2652
MR
2954check_mathfunc log2
2955check_mathfunc log2f
2956check_mathfunc lrint
2957check_mathfunc lrintf
183b1c22 2958check_mathfunc rint
645d2652
MR
2959check_mathfunc round
2960check_mathfunc roundf
23d3931a 2961check_mathfunc trunc
645d2652 2962check_mathfunc truncf
f32adb22 2963
57bd82d4 2964# these are off by default, so fail if requested and not available
a1b3c5a3 2965enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2966enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2967enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2968enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 2969enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 2970enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2971enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2972enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2973enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2974enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2975enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2976enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2977enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2978enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2979enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2980enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2981enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2982enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2983enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2984enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2985enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2986enabled libvpx && {
2987 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2988 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2989 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2990 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2991enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2992 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2993 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2994enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2995enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2996enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2997 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2998 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2999 die "ERROR: openssl not found"; }
8ac17293 3000
0b4a1821
AS
3001# libdc1394 check
3002if enabled libdc1394; then
3003 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3004 enable libdc1394_2; } ||
3005 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3006 enable libdc1394_1; } ||
3007 die "ERROR: No version of libdc1394 found "
3008fi
3009
9bd41bb1 3010if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3011 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3012 enable sdl &&
3013 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3014fi
57bd82d4 3015
2270b4b2 3016texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3017
c6f95144 3018check_header linux/fb.h
06e31011 3019check_header linux/videodev2.h
a6a4793d
LB
3020check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3021
1b6e8b73 3022check_header sys/videoio.h
47f38850 3023
27796dc3 3024check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3025# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3026# w32api 3.12 had it defined wrong
3027check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3028
f8aa696f 3029# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3030{ check_header dev/bktr/ioctl_meteor.h &&
3031 check_header dev/bktr/ioctl_bt848.h; } ||
3032{ check_header machine/ioctl_meteor.h &&
3033 check_header machine/ioctl_bt848.h; } ||
3034{ check_header dev/video/meteor/ioctl_meteor.h &&
3035 check_header dev/video/bktr/ioctl_bt848.h; } ||
3036check_header dev/ic/bt8xx.h
f8aa696f 3037
15d59d2c 3038check_header sndio.h
c7682de0
RP
3039check_header sys/soundcard.h
3040check_header soundcard.h
deb29777 3041
b6f3d925 3042enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3043
8772997d
SM
3044enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3045 check_func jack_port_get_latency_range -ljack
80ff8a16 3046
15d59d2c
B
3047enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3048
e417d80d
AK
3049enabled libcdio &&
3050 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3051
4a584eda
JA
3052enabled x11grab &&
3053require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3054require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3055require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3056
ac3dbb4d
SZ
3057# check for VDA header
3058if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3059 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3060fi
3061
598ef02b 3062if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3063check_cpp_condition \
3064 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3065 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3066 disable vdpau; }
abf649c7 3067fi
deda2a4a 3068
95e561ec 3069enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3070
3071# add some useful compiler flags if supported
3072check_cflags -Wdeclaration-after-statement
dcd479c0 3073check_cflags -Wall
440e3b2f 3074check_cflags -Wno-parentheses
dcd479c0 3075check_cflags -Wno-switch
b36518dc 3076check_cflags -Wno-format-zero-length
c07bd6a9
MN
3077check_cflags -Wdisabled-optimization
3078check_cflags -Wpointer-arith
3079check_cflags -Wredundant-decls
cc1fb623 3080check_cflags -Wno-pointer-sign
f4929996 3081check_cflags -Wcast-qual
9aceb3cf 3082check_cflags -Wwrite-strings
652a5bf6 3083check_cflags -Wtype-limits
764551c6 3084check_cflags -Wundef
fc298fd9 3085check_cflags -Wmissing-prototypes
c2ed91de 3086check_cflags -Wstrict-prototypes
5af4e0cc 3087enabled extra_warnings && check_cflags -Winline
cf9d24ad 3088
57bd82d4 3089# add some linker flags
5c0e9479 3090check_ldflags -Wl,--warn-common
3510a133 3091check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3092test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3093
47876d66 3094enabled xmm_clobber_test &&
7e4d9d5d
RB
3095 check_ldflags -Wl,--wrap,avcodec_open2 \
3096 -Wl,--wrap,avcodec_decode_audio4 \
3097 -Wl,--wrap,avcodec_decode_video2 \
3098 -Wl,--wrap,avcodec_decode_subtitle2 \
3099 -Wl,--wrap,avcodec_encode_audio2 \
3100 -Wl,--wrap,avcodec_encode_video \
3101 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3102 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3103 disable xmm_clobber_test
3104
a482e61b 3105echo "X{};" > $TMPV
b462d132 3106if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3107 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3108 check_cc <<EOF && enable symver_asm_label
3109void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3110void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3111EOF
3112 check_cc <<EOF && enable symver_gnu_asm
3113__asm__(".symver ff_foo,av_foo@VERSION");
3114void ff_foo(void) {}
3115EOF
3116fi
a482e61b 3117
9cd7b854
MR
3118if [ -n "$optflags" ]; then
3119 add_cflags $optflags
3120elif enabled small; then
14ca9cd0 3121 add_cflags $size_cflags
8400d6b8 3122elif enabled optimizations; then
14ca9cd0 3123 add_cflags $speed_cflags
b05394a0
MR
3124else
3125 add_cflags $noopt_cflags
cddf3f45 3126fi
11fdbc44 3127check_cflags -fno-math-errno
b2eb2ff0 3128check_cflags -fno-signed-zeros
cddf3f45 3129
629687f6 3130if enabled icc; then
b1598b58
MR
3131 # Just warnings, no remarks
3132 check_cflags -w1
3133 # -wd: Disable following warnings
3134 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3135 # 1292: attribute "foo" ignored
88de5b0a 3136 # 1419: external declaration in primary source file
b1598b58 3137 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3138 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3139 # 10156: ignoring option '-W'; no argument required
88de5b0a 3140 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3141 # 11030: Warning unknown option --as-needed
3142 # 10156: ignoring option '-export'; no argument required
3143 check_ldflags -wd10156,11030
3144 # Allow to compile with optimizations
3145 check_ldflags -march=$cpu
be2cf98a
CEH
3146 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3147 enable ebp_available
bdefad73 3148 if enabled x86_32; then
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
3199echo "source path $source_pa