x86: vc1: drop MMX loop filter implementation, which uses MMX2 instructions.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
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
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
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
MR
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:
06454877
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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
5a0f7131
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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]
06454877
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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
06454877
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
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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
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
06454877
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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
3b327a4b
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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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
06454877
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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]
06454877
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169 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
170 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 171 --enable-libopencv enable video filtering via libopencv [no]
e417d80d 172 --enable-libcdio enable audio CD grabbing with libcdio
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173 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
174 and libraw1394 [no]
06454877 175 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
06454877
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177 --enable-libgsm enable GSM support via libgsm [no]
178 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
179 --enable-libnut enable NUT (de)muxing via libnut,
180 native (de)muxer exists [no]
181 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 182 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 183 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 184 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 185 --enable-libspeex enable Speex support via libspeex [no]
06454877 186 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 187 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 188 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
06454877
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189 --enable-libvorbis enable Vorbis encoding via libvorbis,
190 native implementation exists [no]
8299a7f8 191 --enable-libvpx enable VP8 support via libvpx [no]
06454877 192 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 193 --enable-libxavs enable AVS encoding via xavs [no]
06454877
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194 --enable-libxvid enable Xvid encoding via xvidcore,
195 native MPEG-4/Xvid encoder exists [no]
a060866f 196 --enable-openssl enable openssl [no]
06454877
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197 --enable-zlib enable zlib [autodetect]
198
199Advanced options (experts only):
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200 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
201 --enable-cross-compile assume a cross-compiler is used
202 --sysroot=PATH root of cross-build tree
203 --sysinclude=PATH location of cross-build system headers
204 --target-os=OS compiler targets OS [$target_os]
205 --target-exec=CMD command to run executables on target
206 --target-path=DIR path to view of build directory on target
207 --nm=NM use nm tool
121d78d0 208 --ar=AR use archive tool AR [$ar_default]
06454877
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209 --as=AS use assembler AS [$as_default]
210 --cc=CC use C compiler CC [$cc_default]
211 --ld=LD use linker LD
212 --host-cc=HOSTCC use host C compiler HOSTCC
213 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
214 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
215 --host-libs=HLIBS use libs HLIBS when linking for host
216 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
217 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
218 --extra-libs=ELIBS add ELIBS [$ELIBS]
219 --extra-version=STRING version string suffix []
3b327a4b 220 --optflags override optimization-related compiler flags
06454877 221 --build-suffix=SUFFIX library name suffix []
3b327a4b 222 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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223 --arch=ARCH select architecture [$arch]
224 --cpu=CPU select the minimum required CPU (affects
225 instruction selection, may crash on older CPUs)
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DB
226 --enable-pic build position-independent code
227 --enable-sram allow use of on-chip SRAM
228 --disable-symver disable symbol versioning
229 --disable-fastdiv disable table-based division
230 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
231 --disable-safe-bitstream-reader
232 disable buffer boundary checking in bitreaders
233 (faster, but may crash)
234 --enable-memalign-hack emulate memalign, interferes with memory debuggers
235
236Optimization options (experts only):
c8a4ae00 237 --disable-asm disable all assembler optimizations
06454877
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238 --disable-altivec disable AltiVec optimizations
239 --disable-amd3dnow disable 3DNow! optimizations
240 --disable-amd3dnowext disable 3DNow! extended optimizations
241 --disable-mmx disable MMX optimizations
242 --disable-mmx2 disable MMX2 optimizations
243 --disable-sse disable SSE optimizations
244 --disable-ssse3 disable SSSE3 optimizations
87f1355f 245 --disable-avx disable AVX optimizations
06454877
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246 --disable-armv5te disable armv5te optimizations
247 --disable-armv6 disable armv6 optimizations
248 --disable-armv6t2 disable armv6t2 optimizations
249 --disable-armvfp disable ARM VFP optimizations
06454877 250 --disable-mmi disable MMI optimizations
5ea20630 251 --disable-neon disable NEON optimizations
06454877
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252 --disable-vis disable VIS optimizations
253 --disable-yasm disable use of yasm assembler
06454877 254
070c5d0f 255Developer options (useful when working on Libav itself):
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256 --disable-debug disable debugging symbols
257 --enable-debug=LEVEL set the debug level [$debuglevel]
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258 --disable-optimizations disable compiler optimizations
259 --enable-extra-warnings enable more compiler warnings
52b3cc60
RD
260 --samples=PATH location of test samples for FATE, if not set use
261 \$FATE_SAMPLES at make invocation time.
7e4d9d5d
RB
262 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
263 should be used only for debugging purposes)
06454877
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264
265NOTE: Object files are built at the place where configure is launched.
266EOF
60e8bc13 267 exit 0
74c53c2d 268}
cf9d24ad 269
0884fadf
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270quotes='""'
271
57bd82d4 272log(){
2270b4b2 273 echo "$@" >> $logfile
57bd82d4
MR
274}
275
720c69da 276log_file(){
c8e9f801 277 log BEGIN $1
2270b4b2 278 pr -n -t $1 >> $logfile
c8e9f801
MR
279 log END $1
280}
281
2ba042a7 282echolog(){
c8e9f801 283 log "$@"
57bd82d4 284 echo "$@"
2ba042a7
MR
285}
286
7bfc8ae6
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287warn(){
288 log "WARNING: $*"
289 WARNINGS="${WARNINGS}WARNING: $*\n"
290}
291
2ba042a7
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292die(){
293 echolog "$@"
294 cat <<EOF
d326cf7f 295
2ba042a7 296If you think configure made a mistake, make sure you are using the latest
4a6a21f5 297version from Git. If the latest version fails, report the problem to the
070c5d0f 298libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 299EOF
e155a21a 300 if disabled logging; then
2ba042a7 301 cat <<EOF
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DB
302Rerun configure with logging enabled (do not use --disable-logging), and
303include the log this produces with your report.
2ba042a7
MR
304EOF
305 else
306cat <<EOF
e155a21a
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307Include the log file "$logfile" produced by configure as this will help
308solving the problem.
2ba042a7
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309EOF
310 fi
57bd82d4
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311 exit 1
312}
313
6c6007d6 314# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 315toupper(){
6c6007d6 316 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
317}
318
4a5444db 319tolower(){
6c6007d6 320 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
321}
322
14a8acf1
MR
323c_escape(){
324 echo "$*" | sed 's/["\\]/\\\0/g'
325}
326
b04251c5
MR
327sh_quote(){
328 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 329 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
330 echo "$v"
331}
332
bb7a22b5
MR
333cleanws(){
334 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
335}
336
be8f2501
MR
337filter(){
338 pat=$1
339 shift
340 for v; do
98ef6079 341 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
342 done
343}
344
9d201b26
MR
345filter_out(){
346 pat=$1
347 shift
348 for v; do
349 eval "case $v in $pat) ;; *) echo $v ;; esac"
350 done
351}
352
36e2dea0
MR
353map(){
354 m=$1
355 shift
e0e335a0 356 for v; do eval $m; done
36e2dea0
MR
357}
358
a8d04fba
MR
359set_all(){
360 value=$1
361 shift
362 for var in $*; do
363 eval $var=$value
364 done
365}
366
72a43668
MR
367set_weak(){
368 value=$1
369 shift
370 for var; do
371 eval : \${$var:=$value}
372 done
373}
374
3f8040db
MR
375set_safe(){
376 var=$1
377 shift
378 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
379}
380
381get_safe(){
382 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
383}
384
799c9e9b
MR
385pushvar(){
386 for var in $*; do
387 eval level=\${${var}_level:=0}
388 eval ${var}_${level}="\$$var"
389 eval ${var}_level=$(($level+1))
390 done
391}
392
393popvar(){
394 for var in $*; do
395 eval level=\${${var}_level:-0}
396 test $level = 0 && continue
397 eval level=$(($level-1))
398 eval $var="\${${var}_${level}}"
399 eval ${var}_level=$level
400 eval unset ${var}_${level}
401 done
402}
403
a8d04fba
MR
404enable(){
405 set_all yes $*
406}
407
408disable(){
409 set_all no $*
410}
411
72a43668
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412enable_weak(){
413 set_weak yes $*
414}
415
416disable_weak(){
417 set_weak no $*
418}
419
72702705 420enable_safe(){
fd07f803
MR
421 for var; do
422 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
423 done
72702705
MR
424}
425
426disable_safe(){
fd07f803
MR
427 for var; do
428 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
429 done
72702705
MR
430}
431
f9d328da
MR
432do_enable_deep(){
433 for var; do
434 enabled $var && continue
435 eval sel="\$${var}_select"
c510c7b5
MR
436 eval sgs="\$${var}_suggest"
437 pushvar var sgs
f9d328da 438 enable_deep $sel
c510c7b5
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439 popvar sgs
440 enable_deep_weak $sgs
f9d328da
MR
441 popvar var
442 done
443}
444
445enable_deep(){
446 do_enable_deep $*
447 enable $*
448}
449
72a43668
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450enable_deep_weak(){
451 do_enable_deep $*
452 enable_weak $*
453}
454
57bd82d4 455enabled(){
3250003c
MR
456 test "${1#!}" = "$1" && op== || op=!=
457 eval test "x\$${1#!}" $op "xyes"
44161118
MR
458}
459
37970ebf 460disabled(){
3250003c
MR
461 test "${1#!}" = "$1" && op== || op=!=
462 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
463}
464
44161118
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465enabled_all(){
466 for opt; do
467 enabled $opt || return 1
468 done
469}
470
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DB
471disabled_all(){
472 for opt; do
473 disabled $opt || return 1
474 done
475}
476
44161118
MR
477enabled_any(){
478 for opt; do
479 enabled $opt && return 0
480 done
481}
482
85bca2c5
DB
483disabled_any(){
484 for opt; do
485 disabled $opt && return 0
486 done
f7b230a7 487 return 1
85bca2c5
DB
488}
489
c9d19248
MR
490set_default(){
491 for opt; do
88268e94 492 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
493 done
494}
495
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496is_in(){
497 value=$1
498 shift
499 for var in $*; do
500 [ $var = $value ] && return 0
501 done
502 return 1
503}
504
30fd06be
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505check_deps(){
506 for cfg; do
3250003c 507 cfg="${cfg#!}"
799c9e9b
MR
508 enabled ${cfg}_checking && die "Circular dependency for $cfg."
509 disabled ${cfg}_checking && continue
510 enable ${cfg}_checking
511
30fd06be
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512 eval dep_all="\$${cfg}_deps"
513 eval dep_any="\$${cfg}_deps_any"
7ef3425f 514 eval dep_sel="\$${cfg}_select"
c510c7b5 515 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
516 eval dep_ifa="\$${cfg}_if"
517 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 518
3d7453e0
MR
519 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
520 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
521 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 522
3d7453e0
MR
523 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
524 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
525 enabled_all $dep_all || disable $cfg
526 enabled_any $dep_any || disable $cfg
7ef3425f 527 disabled_any $dep_sel && disable $cfg
799c9e9b 528
4ec45764
RP
529 if enabled $cfg; then
530 eval dep_extralibs="\$${cfg}_extralibs"
531 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 532 enable_deep $dep_sel
c510c7b5 533 enable_deep_weak $dep_sgs
4ec45764
RP
534 fi
535
799c9e9b 536 disable ${cfg}_checking
30fd06be
MR
537 done
538}
539
72cfcf41
MR
540print_config_h(){
541 enabled $1 && v=1 || v=0
542 echo "#define $2 $v"
543}
544
545print_config_mak(){
546 enabled $1 && v= || v=!
547 echo "$v$2=yes"
548}
549
55127e7b 550print_config_asm(){
3b15a6d7
RB
551 enabled $1 && v=1 || v=0
552 echo "%define $2 $v"
55127e7b
MR
553}
554
44161118
MR
555print_config(){
556 pfx=$1
72cfcf41
MR
557 files=$2
558 shift 2
44161118 559 for cfg; do
5e622c40 560 ucname="$(toupper $cfg)"
72cfcf41
MR
561 for f in $files; do
562 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
563 done
44161118 564 done
57bd82d4
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565}
566
31c0121d
MR
567print_enabled(){
568 test "$1" = -n && end=" " && shift || end="\n"
569 suf=$1
570 shift
571 for v; do
572 enabled $v && printf "%s$end" ${v%$suf};
573 done
574}
575
57bd82d4
MR
576append(){
577 var=$1
578 shift
57bd82d4
MR
579 eval "$var=\"\$$var $*\""
580}
581
60361817
MR
582prepend(){
583 var=$1
584 shift
585 eval "$var=\"$* \$$var\""
586}
587
50a334e4 588add_cppflags(){
caf458dd 589 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
590}
591
57bd82d4 592add_cflags(){
caf458dd 593 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
594}
595
2f2e6c7c 596add_asflags(){
caf458dd 597 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
598}
599
57bd82d4
MR
600add_ldflags(){
601 append LDFLAGS "$@"
602}
603
604add_extralibs(){
60361817 605 prepend extralibs "$@"
57bd82d4
MR
606}
607
b0cfb663 608check_cmd(){
b3cb5d51 609 log "$@"
2270b4b2 610 "$@" >> $logfile 2>&1
b0cfb663
MR
611}
612
dcd479c0 613check_cc(){
57bd82d4 614 log check_cc "$@"
2270b4b2 615 cat > $TMPC
720c69da 616 log_file $TMPC
50a334e4 617 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
618}
619
620check_cpp(){
621 log check_cpp "$@"
2270b4b2 622 cat > $TMPC
720c69da 623 log_file $TMPC
9e7f3277 624 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
625}
626
f65883c8
MR
627check_as(){
628 log check_as "$@"
629 cat > $TMPC
630 log_file $TMPC
2f2e6c7c 631 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
632}
633
940f335a
MR
634check_asm(){
635 log check_asm "$@"
636 name="$1"
3784e82e 637 code="$2"
940f335a 638 shift 2
49214f61
MR
639 disable $name
640 check_as "$@" <<EOF && enable $name
3784e82e 641void foo(void){ __asm__ volatile($code); }
940f335a
MR
642EOF
643}
644
304d586d
LM
645check_yasm(){
646 log check_yasm "$@"
647 echo "$1" > $TMPS
648 log_file $TMPS
649 shift 1
650 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
651}
652
dcd479c0 653check_ld(){
57bd82d4 654 log check_ld "$@"
3155a644
MR
655 flags=''
656 libs=''
657 for f; do
658 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
659 done
2a194acd 660 check_cc $($filter_cflags $flags) || return
7e75f9fe 661 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
662}
663
50a334e4
MR
664check_cppflags(){
665 log check_cppflags "$@"
caf458dd
MR
666 set -- $($filter_cppflags "$@")
667 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
668int x;
669EOF
670}
671
dcd479c0 672check_cflags(){
57bd82d4 673 log check_cflags "$@"
caf458dd
MR
674 set -- $($filter_cflags "$@")
675 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
676int x;
677EOF
678}
679
2ed46eea
MR
680test_ldflags(){
681 log test_ldflags "$@"
682 check_ld "$@" <<EOF
c23a0ac8 683int main(void){ return 0; }
dcd479c0
MR
684EOF
685}
686
2ed46eea
MR
687check_ldflags(){
688 log check_ldflags "$@"
689 test_ldflags "$@" && add_ldflags "$@"
690}
691
dcd479c0 692check_header(){
57bd82d4 693 log check_header "$@"
dcd479c0
MR
694 header=$1
695 shift
b77df637
MR
696 disable_safe $header
697 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
698#include <$header>
699int x;
700EOF
701}
702
703check_func(){
57bd82d4 704 log check_func "$@"
dcd479c0
MR
705 func=$1
706 shift
d8bc5f06
MR
707 disable $func
708 check_ld "$@" <<EOF && enable $func
dcd479c0 709extern int $func();
c23a0ac8 710int main(void){ $func(); }
dcd479c0
MR
711EOF
712}
713
645d2652 714check_mathfunc(){
6b73c0ae 715 log check_mathfunc "$@"
645d2652
MR
716 func=$1
717 shift
718 disable $func
719 check_ld "$@" <<EOF && enable $func
720#include <math.h>
33bd38db
MR
721float foo(float f) { return $func(f); }
722int main(void){ return 0; }
645d2652
MR
723EOF
724}
725
2446d3d6
DB
726check_func_headers(){
727 log check_func_headers "$@"
f8d7b072 728 headers=$1
edaf1ae2 729 funcs=$2
f8d7b072 730 shift 2
edaf1ae2
MR
731 {
732 for hdr in $headers; do
733 echo "#include <$hdr>"
734 done
735 for func in $funcs; do
736 echo "long check_$func(void) { return (long) $func; }"
737 done
738 echo "int main(void) { return 0; }"
739 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
740}
741
a5344cf7
SS
742check_cpp_condition(){
743 log check_cpp_condition "$@"
744 header=$1
745 condition=$2
f855b7b9
MR
746 shift 2
747 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
748#include <$header>
749#if !($condition)
750#error "unsatisfied condition: $condition"
751#endif
752EOF
753}
754
57bd82d4
MR
755check_lib(){
756 log check_lib "$@"
757 header="$1"
758 func="$2"
759 shift 2
84400e9d 760 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
761}
762
f8d7b072
MR
763check_lib2(){
764 log check_lib2 "$@"
765 headers="$1"
edaf1ae2 766 funcs="$2"
f8d7b072 767 shift 2
edaf1ae2 768 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
769}
770
3f8040db
MR
771check_pkg_config(){
772 log check_pkg_config "$@"
773 pkg="$1"
774 headers="$2"
775 funcs="$3"
776 shift 3
777 $pkg_config --exists $pkg || return
778 pkg_cflags=$($pkg_config --cflags $pkg)
779 pkg_libs=$($pkg_config --libs $pkg)
780 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
781 set_safe ${pkg}_cflags $pkg_cflags &&
782 set_safe ${pkg}_libs $pkg_libs
783}
784
dcd479c0 785check_exec(){
2270b4b2 786 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
787}
788
7dfef245 789check_exec_crash(){
5e622c40 790 code=$(cat)
7dfef245
MR
791
792 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
793 # are safe but may not be available everywhere. Thus we use
794 # raise(SIGTERM) instead. The check is run in a subshell so we
795 # can redirect the "Terminated" message from the shell. SIGBUS
796 # is not defined by standard C so it is used conditionally.
797
2270b4b2 798 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
799#include <signal.h>
800static void sighandler(int sig){
801 raise(SIGTERM);
802}
e5af4a11 803int main(void){
7dfef245
MR
804 signal(SIGILL, sighandler);
805 signal(SIGFPE, sighandler);
806 signal(SIGSEGV, sighandler);
807#ifdef SIGBUS
808 signal(SIGBUS, sighandler);
809#endif
810 { $code }
811}
812EOF
813}
814
72be9e73
DY
815check_type(){
816 log check_type "$@"
817 headers=$1
818 type=$2
819 shift 2
ae550ce9 820 disable_safe "$type"
72be9e73
DY
821 incs=""
822 for hdr in $headers; do
823 incs="$incs
824#include <$hdr>"
825 done
ae550ce9 826 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
827$incs
828$type v;
829EOF
830}
831
14d36751
MR
832check_struct(){
833 log check_type "$@"
834 headers=$1
835 struct=$2
836 member=$3
837 shift 3
838 disable_safe "${struct}_${member}"
839 incs=""
840 for hdr in $headers; do
841 incs="$incs
842#include <$hdr>"
843 done
844 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
845$incs
846const void *p = &(($struct *)0)->$member;
847EOF
848}
849
57bd82d4
MR
850require(){
851 name="$1"
852 header="$2"
853 func="$3"
854 shift 3
855 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
856}
857
f8d7b072
MR
858require2(){
859 name="$1"
860 headers="$2"
861 func="$3"
862 shift 3
863 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
864}
865
3f8040db
MR
866require_pkg_config(){
867 pkg="$1"
868 check_pkg_config "$@" || die "ERROR: $pkg not found"
869 add_cflags $(get_safe ${pkg}_cflags)
870 add_extralibs $(get_safe ${pkg}_libs)
871}
872
f0125de9
MR
873check_host_cc(){
874 log check_host_cc "$@"
875 cat > $TMPC
876 log_file $TMPC
877 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
878}
879
880check_host_cflags(){
881 log check_host_cflags "$@"
882 check_host_cc "$@" <<EOF && append host_cflags "$@"
883int x;
884EOF
885}
886
c505dd31
MR
887apply(){
888 file=$1
889 shift
890 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
891}
892
c34681df 893cp_if_changed(){
5e27ec28
MR
894 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
895 mkdir -p "$(dirname $2)"
896 cp -f "$1" "$2"
c34681df
MR
897}
898
dcd61286
DB
899# CONFIG_LIST contains configurable options, while HAVE_LIST is for
900# system-dependent things.
901
4a0d6686
AJ
902COMPONENT_LIST="
903 bsfs
904 decoders
905 demuxers
906 encoders
3cde40aa 907 filters
5666fd73 908 hwaccels
c552605c 909 indevs
4a0d6686 910 muxers
c552605c 911 outdevs
4a0d6686
AJ
912 parsers
913 protocols
914"
915
055c61b8
DB
916PROGRAM_LIST="
917 avconv
918 avplay
919 avprobe
920 avserver
055c61b8
DB
921"
922
4a0d6686
AJ
923CONFIG_LIST="
924 $COMPONENT_LIST
055c61b8 925 $PROGRAM_LIST
a5444fee 926 ac3dsp
5a0f7131
MR
927 avcodec
928 avdevice
f7679c54 929 avfilter
5a0f7131 930 avformat
c8af852b 931 avresample
c88f5d72 932 avisynth
f402916e 933 bzlib
7f3f5f46 934 dct
c73f65d9 935 doc
05aec7bb 936 dwt
92c6a099 937 dxva2
27a9466b 938 fastdiv
1848f7d9 939 fft
47941088 940 frei0r
bc8c1395 941 gnutls
c88f5d72 942 gpl
d8d0d0b2 943 gray
3abe5fbd 944 hardcoded_tables
e417d80d 945 libcdio
f7b8bffe 946 libdc1394
2eed5a46 947 libfaac
a5b64584 948 libfreetype
c88f5d72 949 libgsm
6ebe07fb 950 libmp3lame
c88f5d72 951 libnut
0b175caa
DB
952 libopencore_amrnb
953 libopencore_amrwb
6ebf0bfc 954 libopencv
9a77d59a 955 libopenjpeg
0de9c41f 956 libpulse
0f943ce6 957 librtmp
f7cd9eed 958 libschroedinger
ae14f311 959 libspeex
150d2772 960 libtheora
d89e738a 961 libvo_aacenc
f502ff3f 962 libvo_amrwbenc
c88f5d72 963 libvorbis
8299a7f8 964 libvpx
1cc60c47 965 libx264
de295976 966 libxavs
1cc60c47 967 libxvid
b781cc12 968 lsp
47a158cb 969 mdct
c88f5d72 970 memalign_hack
c4f5c2d6 971 mpegaudiodsp
c88f5d72 972 network
3fe142e2 973 nonfree
a060866f 974 openssl
8a3c8627 975 pic
68602540 976 rdft
44b70ce5 977 rtpdec
e90f5b5a 978 runtime_cpudetect
8cfbbd92 979 safe_bitstream_reader
2e35e684 980 shared
4538729a 981 sinewin
bd2216e4 982 small
6b35d421 983 sram
2e35e684 984 static
5a0f7131 985 swscale
a9ddb5b1 986 swscale_alpha
8986fddc 987 thumb
17492d5e 988 vaapi
ac3dbb4d 989 vda
17492d5e 990 vdpau
9cad0e4e 991 version3
7e4d9d5d 992 xmm_clobber_test
56a059ac 993 x11grab
c88f5d72 994 zlib
4a0d6686 995"
c88f5d72 996
8eee7025 997THREADS_LIST='
8eee7025
DB
998 pthreads
999 w32threads
1000'
1001
3f5b56e5
MR
1002ARCH_LIST='
1003 alpha
a2fc0f6a 1004 arm
fdcd782d
MR
1005 avr32
1006 avr32_ap
1007 avr32_uc
3f5b56e5
MR
1008 bfin
1009 ia64
1010 m68k
1011 mips
bae3abb0 1012 mips64
3f5b56e5 1013 parisc
79cb09b2 1014 ppc
34d11b87 1015 ppc64
3f5b56e5
MR
1016 s390
1017 sh4
1018 sparc
1019 sparc64
0844bae1 1020 tomi
3f5b56e5
MR
1021 x86
1022 x86_32
1023 x86_64
1024'
1025
1026ARCH_EXT_LIST='
1ac9331a 1027 altivec
3bf96eec 1028 amd3dnow
a1ef9f08 1029 amd3dnowext
1ac9331a 1030 armv5te
edab3048 1031 armv6
ab5cb084 1032 armv6t2
f55b299a 1033 armvfp
87f1355f 1034 avx
3f5b56e5
MR
1035 mmi
1036 mmx
d7f0920b 1037 mmx2
6b18d278 1038 neon
799fde37 1039 ppc4xx
1bb04d5a 1040 sse
9eeed841 1041 ssse3
93eb8e4d 1042 vfpv3
bd9d34a0 1043 vis
3f5b56e5
MR
1044'
1045
a3e02a8c
MR
1046HAVE_LIST_PUB='
1047 bigendian
d268eee9 1048 fast_unaligned
a3e02a8c
MR
1049'
1050
3f5b56e5
MR
1051HAVE_LIST="
1052 $ARCH_EXT_LIST
a3e02a8c 1053 $HAVE_LIST_PUB
3f5b56e5 1054 $THREADS_LIST
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
ecf97f22 1062 closesocket
1ac9331a 1063 cmov
c88f5d72 1064 dcbzl
f8aa696f
DB
1065 dev_bktr_ioctl_bt848_h
1066 dev_bktr_ioctl_meteor_h
1067 dev_ic_bt8xx_h
f8aa696f 1068 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1069 dev_video_meteor_ioctl_meteor_h
18b67ae5 1070 dlfcn_h
c88f5d72 1071 dlopen
bc574408 1072 dos_paths
245626d0
DB
1073 ebp_available
1074 ebx_available
6b7c7703
VS
1075 exp2
1076 exp2f
c2a29455 1077 fast_64bit
669b5583 1078 fast_clz
7073e9fc 1079 fast_cmov
534a2231 1080 fcntl
9d99cc5a 1081 fork
84882df6 1082 getaddrinfo
da9e86f8 1083 gethrtime
02e8f427 1084 GetProcessAffinityMask
fc5607f8 1085 GetProcessMemoryInfo
4e68cb8a 1086 GetProcessTimes
66be5b45 1087 getrusage
a49d3025 1088 gnu_as
2f0c136e 1089 ibm_asm
2e1913b1 1090 inet_aton
61d251db 1091 inline_asm
abfc8d05 1092 isatty
9f5ff83f 1093 ldbrx
0b4a1821
AS
1094 libdc1394_1
1095 libdc1394_2
a33cab3a 1096 llrint
07876e25 1097 llrintf
d96cd429
MR
1098 local_aligned_16
1099 local_aligned_8
a5b64584 1100 localtime_r
291fd18a 1101 log2
6b7c7703 1102 log2f
85dd97ad 1103 loongson
a33cab3a 1104 lrint
c88f5d72 1105 lrintf
f8aa696f
DB
1106 machine_ioctl_bt848_h
1107 machine_ioctl_meteor_h
c88f5d72 1108 malloc_h
73f6d31e 1109 MapViewOfFile
c88f5d72 1110 memalign
6ffa87d3 1111 mkstemp
0328b9ea 1112 mmap
5699884c 1113 netinet_sctp_h
3e0b1c9a 1114 poll_h
1f91cdce 1115 posix_memalign
a33cab3a
MK
1116 round
1117 roundf
ea4d5f48 1118 sched_getaffinity
c88f5d72
MR
1119 sdl
1120 sdl_video_size
b507ebd1 1121 setmode
3e0b1c9a 1122 setrlimit
15d59d2c 1123 sndio_h
72be9e73 1124 socklen_t
deb29777 1125 soundcard_h
87958234 1126 strerror_r
6379900c 1127 strptime
47941088 1128 strtok_r
c0018613 1129 struct_addrinfo
b4d68544 1130 struct_ipv6_mreq
3e0b1c9a 1131 struct_rusage_ru_maxrss
b4d68544 1132 struct_sockaddr_in6
3b2372bf 1133 struct_sockaddr_sa_len
33a4dbdd 1134 struct_sockaddr_storage
a6a4793d 1135 struct_v4l2_frmivalenum_discrete
b462d132 1136 symver
b462d132 1137 symver_asm_label
3e0b1c9a 1138 symver_gnu_asm
bcc73960 1139 sysconf
b9e22269 1140 sysctl
b58412f1 1141 sys_mman_h
06bb5905 1142 sys_param_h
b091aa44 1143 sys_resource_h
81644c2e 1144 sys_select_h
deb29777 1145 sys_soundcard_h
1b6e8b73 1146 sys_videoio_h
b265431e 1147 threads
23d3931a 1148 trunc
7b04b8a0 1149 truncf
ce742de2 1150 vfp_args
7c5bfe7a 1151 VirtualAlloc
6ff3f3e7 1152 winsock2_h
cc078b5d 1153 xform_asm
6f74fb03 1154 xmm_clobbers
304d586d 1155 yasm
0cb78cef 1156"
44161118 1157
b6bb00b0
MR
1158# options emitted with CONFIG_ prefix but not available on command line
1159CONFIG_EXTRA="
478fd534 1160 aandct
dc4f5a1c 1161 avutil
478fd534 1162 golomb
9cad0e4e 1163 gplv3
478fd534
DB
1164 h264chroma
1165 h264dsp
1166 h264pred
915a2a0a 1167 h264qpel
478fd534 1168 huffman
9cad0e4e 1169 lgplv3
478fd534 1170 lpc
b6bb00b0
MR
1171"
1172
520cc7f1 1173CMDLINE_SELECT="
3f5b56e5 1174 $ARCH_EXT_LIST
520cc7f1 1175 $CONFIG_LIST
8eee7025 1176 $THREADS_LIST
c8a4ae00 1177 asm
db6107b6 1178 cross_compile
520cc7f1
MR
1179 debug
1180 extra_warnings
8c6afa4d 1181 logging
d2bbb2f7 1182 optimizations
9baec618 1183 symver
7595a5e4 1184 yasm
520cc7f1 1185"
426be5dc
DB
1186
1187PATHS_LIST='
d156bede 1188 bindir
14a8acf1 1189 datadir
26759c44
MR
1190 incdir
1191 libdir
26759c44
MR
1192 mandir
1193 prefix
1194 shlibdir
426be5dc
DB
1195'
1196
1197CMDLINE_SET="
1198 $PATHS_LIST
121d78d0 1199 ar
426be5dc 1200 arch
313c46a6 1201 as
426be5dc
DB
1202 build_suffix
1203 cc
1204 cpu
1205 cross_prefix
50567afa 1206 dep_cc
ac63af34 1207 extra_version
9da6609f
MR
1208 host_cc
1209 host_cflags
1210 host_ldflags
1211 host_libs
82bb3329 1212 host_os
684b28e0 1213 ld
426be5dc 1214 logfile
4ae40685 1215 malloc_prefix
89641463 1216 nm
9cd7b854 1217 optflags
3f8040db 1218 pkg_config
2fad0977 1219 samples
c5200f17
MR
1220 sysinclude
1221 sysroot
a7ada2ba 1222 target_exec
26759c44 1223 target_os
a7ada2ba 1224 target_path
426be5dc 1225"
520cc7f1 1226
89f2932b
MR
1227CMDLINE_APPEND="
1228 extra_cflags
1229"
1230
912f3148
DB
1231# code dependency declarations
1232
9eeed841 1233# architecture extensions
808fa33c 1234
a2fc0f6a
MR
1235armv5te_deps="arm"
1236armv6_deps="arm"
ab5cb084 1237armv6t2_deps="arm"
a2fc0f6a 1238armvfp_deps="arm"
808fa33c 1239neon_deps="arm"
93eb8e4d 1240vfpv3_deps="armvfp"
808fa33c 1241
e241ba14 1242mmi_deps="mips"
808fa33c
MR
1243
1244altivec_deps="ppc"
1245ppc4xx_deps="ppc"
1246
1247vis_deps="sparc"
1248
7f8c3d1f 1249x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1250amd3dnow_deps="mmx"
1251amd3dnowext_deps="amd3dnow"
9eeed841 1252mmx_deps="x86"
75aa95a6 1253mmx2_deps="mmx"
75aa95a6
DB
1254sse_deps="mmx"
1255ssse3_deps="sse"
87f1355f 1256avx_deps="ssse3"
9eeed841 1257
59782b82 1258aligned_stack_if_any="ppc x86"
e939cedd 1259fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1260fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1261fast_unaligned_if_any="armv6 ppc x86"
669b5583 1262
6fec122a 1263inline_asm_deps="!tms470"
3e0b1c9a 1264need_memalign="altivec neon sse"
89e053f8 1265
b462d132
MR
1266symver_if_any="symver_asm_label symver_gnu_asm"
1267
26fbcc85 1268# subsystems
dc609252 1269dct_select="rdft"
26fbcc85
MR
1270mdct_select="fft"
1271rdft_select="fft"
c4f5c2d6 1272mpegaudiodsp_select="dct"
26fbcc85 1273
5666fd73 1274# decoders / encoders / hardware accelerators
cfc2a0cf 1275aac_decoder_select="mdct sinewin"
4538729a 1276aac_encoder_select="mdct sinewin"
136e19e1 1277aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1278ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1279ac3_encoder_select="mdct ac3dsp"
3d269059 1280ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1281alac_encoder_select="lpc"
b781cc12 1282amrnb_decoder_select="lsp"
2b2a597e 1283amrwb_decoder_select="lsp"
4538729a 1284atrac1_decoder_select="mdct sinewin"
26fbcc85 1285atrac3_decoder_select="mdct"
a33657ce
DB
1286binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1287binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1288cavs_decoder_select="golomb"
4538729a 1289cook_decoder_select="mdct sinewin"
2eef7c62 1290cscd_decoder_suggest="zlib"
26fbcc85 1291dca_decoder_select="mdct"
e8ed9b7a 1292dnxhd_encoder_select="aandct"
2eef7c62 1293dxa_decoder_select="zlib"
baf91bb9 1294eac3_decoder_select="ac3_decoder"
aa47c35d 1295eac3_encoder_select="mdct ac3dsp"
84c04e25 1296eamad_decoder_select="aandct"
e8ed9b7a 1297eatgq_decoder_select="aandct"
d52b39c7 1298eatqi_decoder_select="aandct"
4f034993
MR
1299ffv1_decoder_select="golomb"
1300flac_decoder_select="golomb"
f4d608e3 1301flac_encoder_select="golomb lpc"
2eef7c62
AJ
1302flashsv_decoder_select="zlib"
1303flashsv_encoder_select="zlib"
c2d23309 1304flashsv2_decoder_select="zlib"
4414137e 1305flv_decoder_select="h263_decoder"
4d4b4bd1 1306flv_encoder_select="h263_encoder"
3447f12d 1307fraps_decoder_select="huffman"
e8ed9b7a 1308h261_encoder_select="aandct"
7f647ae0 1309h263_decoder_select="h263_parser"
e8ed9b7a 1310h263_encoder_select="aandct"
95a61cfc 1311h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1312h263i_decoder_select="h263_decoder"
fe629c2d 1313h263p_encoder_select="h263_encoder"
915a2a0a 1314h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1315h264_dxva2_hwaccel_deps="dxva2api_h"
1316h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1317h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1318h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1319h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1320imc_decoder_select="fft mdct sinewin"
4f034993
MR
1321jpegls_decoder_select="golomb"
1322jpegls_encoder_select="golomb"
e8ed9b7a 1323ljpeg_encoder_select="aandct"
4f034993 1324loco_decoder_select="golomb"
e8ed9b7a 1325mjpeg_encoder_select="aandct"
2cca233b 1326mlp_decoder_select="mlp_parser"
c4f5c2d6 1327mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1328mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1329mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1330mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1331mp3_decoder_select="mpegaudiodsp"
1332mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1333mp3adufloat_decoder_select="mpegaudiodsp"
1334mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1335mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1336mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1337mpc7_decoder_select="mpegaudiodsp"
1338mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1339mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1340mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1341mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1342mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1343mpeg1video_encoder_select="aandct"
164aab02
LA
1344mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1345mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1346mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1347mpeg2video_encoder_select="aandct"
1348mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1349mpeg4_encoder_select="h263_encoder"
95a61cfc 1350mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1351mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1352msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1353msmpeg4v1_encoder_select="h263_encoder"
4414137e 1354msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1355msmpeg4v2_encoder_select="h263_encoder"
4414137e 1356msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1357msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1358nellymoser_decoder_select="mdct sinewin"
1359nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1360png_decoder_select="zlib"
1361png_encoder_select="zlib"
b781cc12 1362qcelp_decoder_select="lsp"
c4f5c2d6 1363qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1364ra_144_encoder_select="lpc"
9f43fdda 1365ralf_decoder_select="golomb"
a8beb22f 1366rv10_decoder_select="h263_decoder"
b2bf38b4 1367rv10_encoder_select="h263_encoder"
a8beb22f 1368rv20_decoder_select="h263_decoder"
b2bf38b4 1369rv20_encoder_select="h263_encoder"
915a2a0a
DB
1370rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1371rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1372shorten_decoder_select="golomb"
b781cc12 1373sipr_decoder_select="lsp"
05aec7bb
MR
1374snow_decoder_select="dwt"
1375snow_encoder_select="aandct dwt"
19ecfb8a 1376svq1_encoder_select="aandct"
915a2a0a 1377svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1378svq3_decoder_suggest="zlib"
4eef77c1 1379theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1380tiff_decoder_suggest="zlib"
1381tiff_encoder_suggest="zlib"
aec09a00 1382truehd_decoder_select="mlp_decoder"
2eef7c62 1383tscc_decoder_select="zlib"
4538729a 1384twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1385vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1386vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1387vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1388vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1389vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1390vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1391vorbis_decoder_select="mdct"
1392vorbis_encoder_select="mdct"
3447f12d 1393vp6_decoder_select="huffman"
e82dc4c9
DB
1394vp6a_decoder_select="vp6_decoder"
1395vp6f_decoder_select="vp6_decoder"
915a2a0a 1396vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1397wmapro_decoder_select="mdct sinewin"
1398wmav1_decoder_select="mdct sinewin"
1399wmav1_encoder_select="mdct sinewin"
1400wmav2_decoder_select="mdct sinewin"
1401wmav2_encoder_select="mdct sinewin"
1402wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1403wmv1_decoder_select="h263_decoder"
665507aa 1404wmv1_encoder_select="h263_encoder"
f95bfab0 1405wmv2_decoder_select="h263_decoder"
1746e2a9 1406wmv2_encoder_select="h263_encoder"
015f8ee0 1407wmv3_decoder_select="vc1_decoder"
f0f86627 1408wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1409wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1410wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1411wmv3image_decoder_select="wmv3_decoder"
0e714f88 1412zerocodec_decoder_select="zlib"
2eef7c62
AJ
1413zlib_decoder_select="zlib"
1414zlib_encoder_select="zlib"
1415zmbv_decoder_select="zlib"
1416zmbv_encoder_select="zlib"
30fd06be 1417
0afab17e 1418vaapi_deps="va_va_h"
ac3dbb4d 1419vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1420vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1421
28b80940 1422# parsers
6a7c5312 1423h264_parser_select="golomb h264dsp h264pred"
28b80940 1424
912f3148 1425# external libraries
c9171a83 1426libfaac_encoder_deps="libfaac"
299c77d5
MR
1427libgsm_decoder_deps="libgsm"
1428libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1429libgsm_ms_decoder_deps="libgsm"
1430libgsm_ms_encoder_deps="libgsm"
1cc60c47 1431libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1432libopencore_amrnb_decoder_deps="libopencore_amrnb"
1433libopencore_amrnb_encoder_deps="libopencore_amrnb"
1434libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1435libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1436libschroedinger_decoder_deps="libschroedinger"
1437libschroedinger_encoder_deps="libschroedinger"
ae14f311 1438libspeex_decoder_deps="libspeex"
b606a017 1439libspeex_encoder_deps="libspeex"
150d2772 1440libtheora_encoder_deps="libtheora"
d89e738a 1441libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1442libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1443libvorbis_encoder_deps="libvorbis"
8299a7f8 1444libvpx_decoder_deps="libvpx"
ee0e9146 1445libvpx_encoder_deps="libvpx"
1cc60c47 1446libx264_encoder_deps="libx264"
de295976 1447libxavs_encoder_deps="libxavs"
1cc60c47 1448libxvid_encoder_deps="libxvid"
30fd06be 1449
912f3148 1450# demuxers / muxers
c2dd0e9e 1451ac3_demuxer_select="ac3_parser"
647c2356 1452asf_stream_muxer_select="asf_muxer"
4e622dea 1453avisynth_demuxer_deps="avisynth"
c2dd0e9e 1454dirac_demuxer_select="dirac_parser"
5b423887 1455eac3_demuxer_select="ac3_parser"
c2dd0e9e 1456flac_demuxer_select="flac_parser"
647c2356 1457ipod_muxer_select="mov_muxer"
4e622dea
SS
1458libnut_demuxer_deps="libnut"
1459libnut_muxer_deps="libnut"
647c2356 1460matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1461matroska_demuxer_suggest="zlib bzlib"
1462mov_demuxer_suggest="zlib"
c2dd0e9e 1463mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1464mp4_muxer_select="mov_muxer"
1465mpegtsraw_demuxer_select="mpegts_demuxer"
1466mxf_d10_muxer_select="mxf_muxer"
24ca518b 1467ogg_demuxer_select="golomb"
647c2356 1468psp_muxer_select="mov_muxer"
44594cc7 1469rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1470rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1471rtsp_demuxer_select="http_protocol rtpdec"
1472rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1473sap_demuxer_select="sdp_demuxer"
2aab70c4 1474sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1475sdp_demuxer_select="rtpdec"
f1e94694 1476spdif_muxer_select="aac_parser"
647c2356
DB
1477tg2_muxer_select="mov_muxer"
1478tgp_muxer_select="mov_muxer"
6bdaa5f4 1479w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1480
1481# indevs / outdevs
38e54a75 1482alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1483alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1484bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1485dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1486fbdev_indev_deps="linux_fb_h"
38e54a75 1487jack_indev_deps="jack_jack_h"
e417d80d 1488libcdio_indev_deps="libcdio"
38e54a75 1489libdc1394_indev_deps="libdc1394"
38e54a75
SS
1490oss_indev_deps_any="soundcard_h sys_soundcard_h"
1491oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1492pulse_indev_deps="libpulse"
15d59d2c
B
1493sndio_indev_deps="sndio_h"
1494sndio_outdev_deps="sndio_h"
38e54a75 1495v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1496vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1497vfwcap_indev_extralibs="-lavicap32"
38e54a75 1498x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1499
912f3148 1500# protocols
3fff6382 1501gopher_protocol_deps="network"
c40e1757
JS
1502httpproxy_protocol_deps="network"
1503httpproxy_protocol_select="tcp_protocol"
c08fb000 1504http_protocol_deps="network"
279a0c97 1505http_protocol_select="tcp_protocol"
183baead 1506https_protocol_select="tls_protocol"
c3b57d6e
DB
1507librtmp_protocol_deps="librtmp"
1508librtmpe_protocol_deps="librtmp"
1509librtmps_protocol_deps="librtmp"
1510librtmpt_protocol_deps="librtmp"
1511librtmpte_protocol_deps="librtmp"
c60a2d70 1512mmsh_protocol_select="http_protocol"
b4cf3f6c 1513mmst_protocol_deps="network"
c3b57d6e 1514rtmp_protocol_deps="!librtmp_protocol"
deeb7012
MS
1515rtmp_protocol_select="tcp_protocol"
1516rtp_protocol_select="udp_protocol"
5699884c 1517sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1518tcp_protocol_deps="network"
558d192d
MS
1519tls_protocol_deps_any="openssl gnutls"
1520tls_protocol_select="tcp_protocol"
c08fb000
AB
1521udp_protocol_deps="network"
1522
6ebf0bfc 1523# filters
13fabd7a 1524blackframe_filter_deps="gpl"
ce6b6ef6 1525boxblur_filter_deps="gpl"
68b79bfc 1526cropdetect_filter_deps="gpl"
b157be1f 1527delogo_filter_deps="gpl"
a5b64584 1528drawtext_filter_deps="libfreetype"
2e5ff4d0 1529frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1530frei0r_filter_extralibs='$ldl'
a42bb9d6 1531frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1532frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1533hqdn3d_filter_deps="gpl"
cf69ad35 1534ocv_filter_deps="libopencv"
acbac567 1535yadif_filter_deps="gpl"
6ebf0bfc 1536
5a0f7131
MR
1537# libraries
1538avdevice_deps="avcodec avformat"
25b3babe 1539avfilter_deps="swscale"
5a0f7131 1540avformat_deps="avcodec"
f7679c54 1541
912f3148 1542# programs
ac712309 1543avconv_deps="avcodec avfilter avformat avresample swscale format_filter"
266463da
AK
1544avplay_deps="avcodec avformat swscale sdl"
1545avplay_select="rdft"
9e12f0bf 1546avprobe_deps="avcodec avformat"
b263bf66 1547avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1548avserver_extralibs='$ldl'
a2830dca 1549
c73f65d9 1550doc_deps="texi2html"
912f3148 1551
57442411
MR
1552# tests
1553
1554test_deps(){
1555 suf1=$1
1556 suf2=$2
1557 shift 2
1558 for v; do
1559 dep=${v%=*}
1560 tests=${v#*=}
1561 for name in ${tests}; do
908f12f3 1562 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1563 done
1564 done
1565}
1566
908f12f3
MR
1567mxf_d10_test_deps="avfilter"
1568seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1569
57442411 1570test_deps _encoder _decoder \
57442411
MR
1571 adpcm_ima_qt \
1572 adpcm_ima_wav \
1573 adpcm_ms \
1574 adpcm_swf \
1575 adpcm_yamaha=adpcm_yam \
1576 alac \
1577 asv1 \
1578 asv2 \
1579 bmp \
a7638957 1580 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1581 dvvideo="dv dv_411 dv50" \
57442411
MR
1582 ffv1 \
1583 flac \
1584 flashsv \
1585 flv \
3e0b1c9a 1586 adpcm_g726=g726 \
57442411
MR
1587 gif \
1588 h261 \
1589 h263="h263 h263p" \
1590 huffyuv \
1591 jpegls \
1592 mjpeg="jpg mjpeg ljpeg" \
1593 mp2 \
1594 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1595 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1596 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1597 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1598 mpeg4="mpeg4thread error rc" \
c0b16605 1599 msmpeg4v3=msmpeg4 \
57442411
MR
1600 msmpeg4v2 \
1601 pbm=pbmpipe \
1602 pcx \
1603 pgm="pgm pgmpipe" \
f0f54c29 1604 png \
57442411
MR
1605 ppm="ppm ppmpipe" \
1606 rawvideo="rgb yuv" \
1607 roq \
1608 rv10 \
1609 rv20 \
1610 sgi \
1611 snow="snow snowll" \
1612 svq1 \
1613 targa=tga \
1614 tiff \
1615 wmav1 \
1616 wmav2 \
1617 wmv1 \
1618 wmv2 \
1619
1620test_deps _muxer _demuxer \
1621 aiff \
1622 pcm_alaw=alaw \
1623 asf \
1624 au \
1625 avi \
1626 dv=dv_fmt \
1627 ffm \
1628 flv=flv_fmt \
1629 gxf \
1630 matroska=mkv \
1631 mmf \
1632 mov \
1633 pcm_mulaw=mulaw \
0218808d 1634 mxf="mxf mxf_d10" \
57442411
MR
1635 nut \
1636 ogg \
1637 rawvideo=pixfmt \
1638 rm \
1639 swf \
1640 mpegts=ts \
1641 voc \
1642 wav \
1643 yuv4mpegpipe=yuv4mpeg \
1644
2c98f407 1645ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder"
57442411 1646mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1647
de6d9b64 1648# default parameters
8a608357 1649
19bd477d 1650logfile="config.log"
8a608357
MR
1651
1652# installation paths
c9d19248
MR
1653prefix_default="/usr/local"
1654bindir_default='${prefix}/bin'
6291d7e4 1655datadir_default='${prefix}/share/avconv'
c9d19248
MR
1656incdir_default='${prefix}/include'
1657libdir_default='${prefix}/lib'
1658mandir_default='${prefix}/share/man'
1659shlibdir_default="$libdir_default"
8a608357
MR
1660
1661# toolchain
121d78d0 1662ar_default="ar"
13c7df3d 1663cc_default="gcc"
a3d7c197 1664cc_version=\"unknown\"
9da6609f 1665host_cc_default="gcc"
11e6d03a 1666ln_s="ln -sf"
89641463 1667nm_default="nm"
11e6d03a 1668objformat="elf"
3f8040db 1669pkg_config_default=pkg-config
be7109c1 1670ranlib="ranlib"
11e6d03a 1671yasmexe="yasm"
8a608357 1672
8182dc34 1673nm_opts='-g'
3e0b1c9a 1674nogas=":"
8182dc34 1675
8a608357 1676# machine
8d4c00ed 1677arch_default=$(uname -m)
38d0a8aa 1678cpu="generic"
8a608357 1679
8a608357 1680# OS
8d4c00ed
MR
1681target_os_default=$(tolower $(uname -s))
1682host_os=$target_os_default
8a608357 1683
8a608357 1684# configurable options
055c61b8
DB
1685enable $PROGRAM_LIST
1686
5a0f7131
MR
1687enable avcodec
1688enable avdevice
cccc039f 1689enable avfilter
5a0f7131 1690enable avformat
c8af852b 1691enable avresample
dc4f5a1c 1692enable avutil
3e0b1c9a
DB
1693enable swscale
1694
3e0b1c9a
DB
1695enable asm
1696enable debug
1697enable doc
1698enable fastdiv
497237c7 1699enable network
8400d6b8 1700enable optimizations
8cfbbd92 1701enable safe_bitstream_reader
530dc538 1702enable static
a9ddb5b1 1703enable swscale_alpha
8a608357 1704
8a608357 1705# build settings
9987769a 1706SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1707AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1708LIBPREF="lib"
1709LIBSUF=".a"
c5f14466
RP
1710FULLNAME='$(NAME)$(BUILDSUF)'
1711LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1712SLIBPREF="lib"
1713SLIBSUF=".so"
c5f14466 1714SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1715SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1716SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1717LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1718SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1719SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1720
bc877faf 1721AS_O='-o $@'
7e6c86e6
MR
1722CC_O='-o $@'
1723
0a6db2a2 1724host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1725host_libs='-lm'
1726
9b861379 1727target_path='$(CURDIR)'
a7ada2ba 1728
a158446b
MR
1729# since the object filename is not given with the -MM flag, the compiler
1730# is only able to print the basename, and we must add the path ourselves
c1c3933a 1731DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1732DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1733
c597172e 1734# find source path
24524f36 1735if test -f configure; then
f038cf3c 1736 source_path=.
c597172e 1737else
8477f2de 1738 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1739 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1740 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1741 test -e "$source_path/config.h" &&
1742 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1743fi
1744
13cbe2c0 1745for v in "$@"; do
b04251c5
MR
1746 r=${v#*=}
1747 l=${v%"$r"}
1748 r=$(sh_quote "$r")
29ba0911 1749 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1750done
c597172e 1751
73ef8980
MR
1752find_things(){
1753 thing=$1
1754 pattern=$2
1755 file=$source_path/$3
932ccf39 1756 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1757}
1758
1759ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1760DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1761HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1762PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1763BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1764MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1765DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1766OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1767INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1768PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1769FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1770
54e75be4
DB
1771ALL_COMPONENTS="
1772 $BSF_LIST
1773 $DECODER_LIST
1774 $DEMUXER_LIST
1775 $ENCODER_LIST
1776 $FILTER_LIST
1777 $HWACCEL_LIST
1778 $INDEV_LIST
1779 $MUXER_LIST
1780 $OUTDEV_LIST
1781 $PARSER_LIST
1782 $PROTOCOL_LIST
1783"
1784
57442411 1785find_tests(){
b9d5f1b7 1786 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1787}
1788
1789ACODEC_TESTS=$(find_tests acodec)
1790VCODEC_TESTS=$(find_tests vsynth1)
1791LAVF_TESTS=$(find_tests lavf)
48c28162 1792LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1793SEEK_TESTS=$(find_tests seek seek_)
57442411 1794
54e75be4
DB
1795ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1796
40fe5019
MR
1797pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1798
8469ae22
MR
1799for n in $COMPONENT_LIST; do
1800 v=$(toupper ${n%s})_LIST
1801 eval enable \$$v
1802 eval ${n}_if_any="\$$v"
1803done
1804
54e75be4 1805enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1806
1807die_unknown(){
1808 echo "Unknown option \"$1\"."
1809 echo "See $0 --help for available options."
1810 exit 1
1811}
1812
794f8e97 1813show_list() {
bf0c4afa
RP
1814 suffix=_$1
1815 shift
2b444ea7 1816 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1817 exit 0
1818}
1819
c597172e 1820for opt do
7483e694
DB
1821 optval="${opt#*=}"
1822 case "$opt" in
0f010b2f 1823 --extra-ldflags=*) add_ldflags $optval
7483e694 1824 ;;
0f010b2f 1825 --extra-libs=*) add_extralibs $optval
7483e694 1826 ;;
8fb1cb58 1827 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1828 ;;
40bcf4c7
BL
1829 --enable-debug=*) debuglevel="$optval"
1830 ;;
36e2dea0 1831 --disable-everything)
1b15dc3c 1832 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1833 ;;
7483e694 1834 --enable-*=*|--disable-*=*)
8b93ddc3 1835 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1836 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1837 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1838 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1839 $action $(filter "$name" $list)
7483e694
DB
1840 ;;
1841 --enable-?*|--disable-?*)
5e622c40 1842 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1843 if is_in $option $COMPONENT_LIST; then
fed5d54b 1844 test $action = disable && action=unset
e3773a55
MR
1845 eval $action \$$(toupper ${option%s})_LIST
1846 elif is_in $option $CMDLINE_SELECT; then
1847 $action $option
1848 else
1849 die_unknown $opt
1850 fi
7483e694
DB
1851 ;;
1852 --list-*)
1853 NAME="${opt#--list-}"
1854 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1855 NAME=${NAME%s}
1856 eval show_list $NAME \$$(toupper $NAME)_LIST
1857 ;;
1858 --help|-h) show_help
1859 ;;
1860 *)
884a36a7 1861 optname="${opt%%=*}"
26759c44
MR
1862 optname="${optname#--}"
1863 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1864 if is_in $optname $CMDLINE_SET; then
1865 eval $optname='$optval'
1866 elif is_in $optname $CMDLINE_APPEND; then
1867 append $optname "$optval"
1868 else
1869 die_unknown $opt
1870 fi
7483e694
DB
1871 ;;
1872 esac
c597172e
MR
1873done
1874
bcea99bb
MR
1875disabled logging && logfile=/dev/null
1876
29ba0911 1877echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1878set >> $logfile
1879
9da6609f
MR
1880test -n "$cross_prefix" && enable cross_compile
1881
8d4c00ed
MR
1882if enabled cross_compile; then
1883 test -n "$arch" && test -n "$target_os" ||
1884 die "Must specify target arch and OS when cross-compiling"
1885fi
1886
1887set_default arch target_os
1888
121d78d0 1889ar_default="${cross_prefix}${ar_default}"
11e6d03a 1890cc_default="${cross_prefix}${cc_default}"
20e0ed95 1891nm_default="${cross_prefix}${nm_default}"
3f8040db 1892pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1893ranlib="${cross_prefix}${ranlib}"
adb2b908 1894
c5200f17
MR
1895sysinclude_default="${sysroot}/usr/include"
1896
e0be794a 1897set_default cc nm pkg_config sysinclude
9da6609f
MR
1898enabled cross_compile || host_cc_default=$cc
1899set_default host_cc
13c7df3d 1900
762f95e4
MR
1901if ! $pkg_config --version >/dev/null 2>&1; then
1902 warn "$pkg_config not found, library detection may fail."
1903 pkg_config=false
1904fi
1905
82bb3329
MR
1906exesuf() {
1907 case $1 in
1c69c79f 1908 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1909 esac
1910}
1911
1912EXESUF=$(exesuf $target_os)
1913HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1914
e4e69e0b 1915# set temporary file name
a49d42c2 1916: ${TMPDIR:=$TEMPDIR}
c51fafa1 1917: ${TMPDIR:=$TMP}
a49d42c2 1918: ${TMPDIR:=/tmp}
e4e69e0b 1919
a210bce2 1920if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1921 # simple replacement for missing mktemp
1922 # NOT SAFE FOR GENERAL USE
1923 mktemp(){
09a5c245 1924 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1925 }
1926fi
1927
1928tmpfile(){
1929 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1930 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1931 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1932 append TMPFILES $tmp
1933 eval $1=$tmp
1934}
1935
1936trap 'rm -f -- $TMPFILES' EXIT
54460a83 1937
55127e7b 1938tmpfile TMPASM .asm
3e0b1c9a
DB
1939tmpfile TMPC .c
1940tmpfile TMPE $EXESUF
1941tmpfile TMPH .h
1942tmpfile TMPO .o
1943tmpfile TMPS .S
1944tmpfile TMPSH .sh
1945tmpfile TMPV .ver
54460a83
MR
1946
1947unset -f mktemp
e4e69e0b 1948
fb3c4ffc
MR
1949chmod +x $TMPE
1950
993f2d0f
MR
1951# make sure we can execute files in $TMPDIR
1952cat > $TMPSH 2>> $logfile <<EOF
1953#! /bin/sh
1954EOF
1955chmod +x $TMPSH >> $logfile 2>&1
1956if ! $TMPSH >> $logfile 2>&1; then
1957 cat <<EOF
1958Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1959variable to another directory and make sure that it is not mounted noexec.
1960EOF
1961 die "Sanity test failed."
1962fi
993f2d0f 1963
3e0b1c9a 1964filter_asflags=echo
19b4c628
MR
1965filter_cflags=echo
1966filter_cppflags=echo
19b4c628 1967
613a4e3f
MR
1968if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1969 cc_type=llvm_gcc
1970 cc_version=__VERSION__
1971 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1972 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1973 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1974 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1975 speed_cflags='-O3'
1976 size_cflags='-Os'
1977elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1978 cc_type=gcc
a3d7c197 1979 cc_version=__VERSION__
5d57846b
MR
1980 gcc_version=$($cc --version | head -n1)
1981 gcc_basever=$($cc -dumpversion)
3ad464bf 1982 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1983 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1984 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1985 if ! $cc -dumpversion | grep -q '^2\.'; then
1986 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1987 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1988 fi
14ca9cd0
MR
1989 speed_cflags='-O3'
1990 size_cflags='-Os'
629687f6
MR
1991elif $cc --version 2>/dev/null | grep -q Intel; then
1992 cc_type=icc
6e3fa35d 1993 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1994 cc_ident=$($cc --version | head -n1)
bdefad73 1995 icc_version=$($cc -dumpversion)
07dec06e
MR
1996 CC_DEPFLAGS='-MMD'
1997 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1998 speed_cflags='-O3'
1999 size_cflags='-Os'
b05394a0 2000 noopt_cflags='-O1'
629687f6
MR
2001elif $cc -v 2>&1 | grep -q xlc; then
2002 cc_type=xlc
6e3fa35d 2003 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 2004 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
2005 speed_cflags='-O5'
2006 size_cflags='-O5 -qcompact'
df442a8d
MR
2007elif $cc -V 2>/dev/null | grep -q Compaq; then
2008 cc_type=ccc
6e3fa35d 2009 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2010 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2011 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2012 debuglevel=3
df442a8d 2013 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2014 speed_cflags='-fast'
2015 size_cflags='-O1'
6a0d5493 2016elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2017 test -d "$sysroot" || die "No valid sysroot specified."
2018 cc_type=armcc
6e3fa35d 2019 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2020 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2021 armcc_conf="$PWD/armcc.conf"
2022 $cc --arm_linux_configure \
2023 --arm_linux_config_file="$armcc_conf" \
2024 --configure_sysroot="$sysroot" \
2025 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2026 die "Error creating armcc configuration file."
bcafde61 2027 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2028 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2029 as_default="${cross_prefix}gcc"
07dec06e
MR
2030 CC_DEPFLAGS='-MMD'
2031 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2032 speed_cflags='-O3'
2033 size_cflags='-Os'
d0f0f628 2034 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2035elif $cc -version 2>/dev/null | grep -q TMS470; then
2036 cc_type=tms470
6e3fa35d 2037 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2038 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2039 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2040 CC_O='-fr=$(@D)'
2041 as_default="${cross_prefix}gcc"
2042 ld_default="${cross_prefix}gcc"
6fec122a
MR
2043 TMPO=$(basename $TMPC .c).o
2044 append TMPFILES $TMPO
2045 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2046 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2047 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2048 speed_cflags='-O3 -mf=5'
2049 size_cflags='-O3 -mf=2'
6fec122a
MR
2050 filter_cflags=tms470_flags
2051 tms470_flags(){
2052 for flag; do
2053 case $flag in
2054 -march=*|-mcpu=*)
2055 case "${flag#*=}" in
2056 armv7-a|cortex-a*) echo -mv=7a8 ;;
2057 armv7-r|cortex-r*) echo -mv=7r4 ;;
2058 armv7-m|cortex-m*) echo -mv=7m3 ;;
2059 armv6*|arm11*) echo -mv=6 ;;
2060 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2061 echo -mv=5e ;;
2062 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2063 esac
2064 ;;
2065 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2066 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2067 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2068 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2069 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2070 -g) echo -g -mn ;;
587d24ff 2071 -pds=*) echo $flag ;;
6fec122a
MR
2072 esac
2073 done
2074 }
06da6943
DC
2075elif $cc -v 2>&1 | grep -q clang; then
2076 cc_type=clang
b67a8f49
DC
2077 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2078 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2079 cc_ident=$($cc --version | head -n1)
06da6943
DC
2080 CC_DEPFLAGS='-MMD'
2081 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2082 speed_cflags='-O3'
2083 size_cflags='-Os'
2a472e9c
MK
2084elif $cc -V 2>&1 | grep -q Sun; then
2085 cc_type=suncc
2086 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2087 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2088 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2089 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2090 add_ldflags -xc99
14ca9cd0
MR
2091 speed_cflags='-O5'
2092 size_cflags='-O5 -xspace'
03279bbe
MK
2093 filter_cflags=suncc_flags
2094 suncc_flags(){
2095 for flag; do
2096 case $flag in
2097 -march=*|-mcpu=*)
2098 case "${flag#*=}" in
2099 native) echo -xtarget=native ;;
87ddc38b 2100 v9|niagara) echo -xarch=sparc ;;
03279bbe 2101 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2102 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2103 i586|pentium) echo -xchip=pentium ;;
2104 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2105 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2106 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2107 pentium4*) echo -xtarget=pentium4 ;;
2108 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2109 *-sse3) echo -xarch=sse3 ;;
2110 core2) echo -xarch=ssse3 -xchip=core2 ;;
2111 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2112 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2113 k8|opteron|athlon64|athlon-fx)
2114 echo -xarch=sse2a ;;
2115 athlon*) echo -xarch=pentium_proa ;;
2116 esac
2117 ;;
2118 -std=c99) echo -xc99 ;;
2119 -fomit-frame-pointer) echo -xregs=frameptr ;;
2120 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2121 -W*,*) echo $flag ;;
2122 -f*-*|-W*) ;;
2123 *) echo $flag ;;
2124 esac
2125 done
2126 }
180ec37d 2127elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2128 cc_type=pathscale
2129 cc_version=__PATHSCALE__
2130 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2131 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2132 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2133 speed_cflags='-O2'
2134 size_cflags='-Os'
7b2d2190 2135 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2136elif $cc -v 2>&1 | grep -q Open64; then
2137 cc_type=open64
2138 cc_version=__OPEN64__
2139 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2140 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2141 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2142 speed_cflags='-O2'
2143 size_cflags='-Os'
7b2d2190 2144 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2145elif $cc -V 2>&1 | grep -q Portland; then
2146 cc_type=pgi
2147 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2148 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2149 opt_common='-alias=ansi -Mlre -Mpre'
2150 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2151 size_cflags="-O2 -Munroll=c:1 $opt_common"
2152 noopt_cflags="-O1"
2153 filter_cflags=pgi_flags
2154 pgi_flags(){
2155 for flag; do
2156 case $flag in
2157 -fomit-frame-pointer) echo -Mnoframe ;;
2158 -g) echo -gopt ;;
2159 *) echo $flag ;;
2160 esac
2161 done
2162 }
629687f6
MR
2163fi
2164
851ffa80
MR
2165test -n "$cc_type" && enable $cc_type ||
2166 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2167
75bafbac 2168: ${as_default:=$cc}
50567afa 2169: ${dep_cc_default:=$cc}
684b28e0 2170: ${ld_default:=$cc}
121d78d0 2171set_default ar as dep_cc ld
75800dce 2172
07dec06e
MR
2173test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2174test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2175
7f32f40c 2176add_cflags $extra_cflags
2f2e6c7c 2177add_asflags $extra_cflags
7f32f40c 2178
154d432c
MR
2179if test -n "$sysroot"; then
2180 case "$cc_type" in
00ba041c 2181 gcc|llvm_gcc|clang)
467256f2 2182 add_cppflags --sysroot="$sysroot"
154d432c
MR
2183 add_ldflags --sysroot="$sysroot"
2184 ;;
6fec122a
MR
2185 tms470)
2186 add_cppflags -I"$sysinclude"
2187 add_ldflags --sysroot="$sysroot"
2188 ;;
154d432c
MR
2189 esac
2190fi
2191
d22c13a8
MR
2192if test "$cpu" = host; then
2193 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2194
2195 case "$cc_type" in
613a4e3f 2196 gcc|llvm_gcc)
d22c13a8
MR
2197 check_native(){
2198 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2199 sed -n "/cc1.*$1=/{
27ce1be8
MR
2200 s/.*$1=\\([^ ]*\\).*/\\1/
2201 p
2202 q
2203 }" $TMPE
d22c13a8
MR
2204 }
2205 cpu=$(check_native -march || check_native -mcpu)
2206 ;;
2207 esac
2208
2209 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2210fi
2211
e939cedd
MR
2212# Deal with common $arch aliases
2213case "$arch" in
2214 arm*)
2215 arch="arm"
2216 ;;
2217 mips|mipsel|IP*)
2218 arch="mips"
2219 ;;
47b1860e 2220 mips64*)
e939cedd
MR
2221 arch="mips"
2222 subarch="mips64"
2223 ;;
2224 parisc|hppa)
2225 arch="parisc"
2226 ;;
2227 parisc64|hppa64)
2228 arch="parisc"
2229 subarch="parisc64"
2230 ;;
2231 "Power Macintosh"|ppc|powerpc)
2232 arch="ppc"
2233 ;;
47b1860e 2234 ppc64|powerpc64)
e939cedd
MR
2235 arch="ppc"
2236 subarch="ppc64"
2237 ;;
2238 s390|s390x)
2239 arch="s390"
2240 ;;
2241 sh4|sh)
2242 arch="sh4"
2243 ;;
2244 sun4u|sparc64)
2245 arch="sparc"
2246 subarch="sparc64"
2247 ;;
d33ed7b3 2248 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2249 arch="x86"
2250 ;;
2251esac
2252
851ffa80 2253is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2254enable $arch
e939cedd 2255
df5cdc24 2256# Add processor-specific flags
5d54c126
MR
2257if test "$cpu" = generic; then
2258 : do nothing
2259elif enabled ppc; then
343aef9b 2260
56348891
MR
2261 case $(tolower $cpu) in
2262 601|ppc601|powerpc601)
9dbd5c3d 2263 cpuflags="-mcpu=601"
64ad53ff 2264 disable altivec
9dbd5c3d 2265 ;;
56348891 2266 603*|ppc603*|powerpc603*)
9dbd5c3d 2267 cpuflags="-mcpu=603"
64ad53ff 2268 disable altivec
9dbd5c3d 2269 ;;
56348891 2270 604*|ppc604*|powerpc604*)
9dbd5c3d 2271 cpuflags="-mcpu=604"
64ad53ff 2272 disable altivec
9dbd5c3d 2273 ;;
56348891 2274 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2275 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2276 disable altivec
9dbd5c3d 2277 ;;
56348891 2278 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2279 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2280 ;;
56348891 2281 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2282 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2283 ;;
313f9fbf 2284 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2285 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2286 ;;
313f9fbf
SM
2287 power[3-7]*)
2288 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2289 ;;
56348891 2290 cell)
9dbd5c3d
MR
2291 cpuflags="-mcpu=cell"
2292 enable ldbrx
2293 ;;
7b0b81a1
AL
2294 e500v2)
2295 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2296 disable altivec
2297 ;;
2298 e500)
2299 cpuflags="-mcpu=8540 -mhard-float"
2300 disable altivec
2301 ;;
9dbd5c3d 2302 esac
343aef9b
MR
2303
2304elif enabled x86; then
2305
9dbd5c3d
MR
2306 case $cpu in
2307 i[345]86|pentium)
2308 cpuflags="-march=$cpu"
2309 disable mmx
2310 ;;
2311 # targets that do NOT support conditional mov (cmov)
2312 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2313 cpuflags="-march=$cpu"
2314 disable cmov
2315 ;;
2316 # targets that do support conditional mov (cmov)
9ddf1b1a 2317 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2318 cpuflags="-march=$cpu"
2319 enable cmov
2320 enable fast_cmov
2321 ;;
2322 # targets that do support conditional mov but on which it's slow
2323 pentium4|pentium4m|prescott|nocona)
2324 cpuflags="-march=$cpu"
2325 enable cmov
2326 disable fast_cmov
2327 ;;
2328 esac
343aef9b
MR
2329
2330elif enabled sparc; then
2331
9dbd5c3d 2332 case $cpu in
26b7199e
MK
2333 niagara)
2334 cpuflags="-mcpu=$cpu"
2335 disable vis
2336 ;;
9dbd5c3d
MR
2337 sparc64)
2338 cpuflags="-mcpu=v9"
2339 ;;
2340 esac
343aef9b
MR
2341
2342elif enabled arm; then
2343
34ba23c9
MR
2344 case $cpu in
2345 armv*)
2346 cpuflags="-march=$cpu"
c2eae137 2347 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2348 ;;
2349 *)
2350 cpuflags="-mcpu=$cpu"
c2eae137
MR
2351 case $cpu in
2352 cortex-a*) subarch=armv7a ;;
2353 cortex-r*) subarch=armv7r ;;
9e19704a 2354 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2355 arm11*) subarch=armv6 ;;
2356 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2357 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2358 esac
34ba23c9
MR
2359 ;;
2360 esac
343aef9b
MR
2361
2362elif enabled alpha; then
2363
34ba23c9 2364 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2365
2366elif enabled bfin; then
2367
34ba23c9 2368 cpuflags="-mcpu=$cpu"
343aef9b
MR
2369
2370elif enabled mips; then
2371
34ba23c9 2372 cpuflags="-march=$cpu"
343aef9b
MR
2373
2374elif enabled avr32; then
2375
9dbd5c3d
MR
2376 case $cpu in
2377 ap7[02]0[0-2])
2378 subarch="avr32_ap"
2379 cpuflags="-mpart=$cpu"
2380 ;;
2381 ap)
2382 subarch="avr32_ap"
2383 cpuflags="-march=$cpu"
2384 ;;
2385 uc3[ab]*)
2386 subarch="avr32_uc"
2387 cpuflags="-mcpu=$cpu"
2388 ;;
2389 uc)
2390 subarch="avr32_uc"
2391 cpuflags="-march=$cpu"
2392 ;;
2393 esac
df5cdc24 2394
343aef9b
MR
2395fi
2396
df5cdc24
MR
2397add_cflags $cpuflags
2398add_asflags $cpuflags
2399
993f2d0f
MR
2400# compiler sanity check
2401check_exec <<EOF
2402int main(void){ return 0; }
2403EOF
2404if test "$?" != 0; then
2405 echo "$cc is unable to create an executable file."
2406 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2407 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2408 echo "Only do this if you know what cross compiling means."
2409 fi
2410 die "C compiler test failed."
2411fi
2412
046f081b 2413add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2414check_cflags -std=c99
50a334e4 2415check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2416#include <stdlib.h>
2417EOF
50a334e4 2418check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2419#include <stdlib.h>
2420EOF
e9b9a2f8 2421
f0125de9 2422check_host_cflags -std=c99
0a6db2a2 2423check_host_cflags -Wall
f0125de9 2424
b24dbcbd 2425case "$arch" in
e939cedd 2426 alpha|ia64|mips|parisc|sparc)
8a3c8627 2427 spic=$shared
b24dbcbd 2428 ;;
e939cedd 2429 x86)
cfdb6148 2430 subarch="x86_32"
e939cedd 2431 check_cc <<EOF && subarch="x86_64"
58b3536d 2432 int test[(int)sizeof(char*) - 7];
cfdb6148 2433EOF
de27f4d9 2434 if test "$subarch" = "x86_64"; then
e939cedd 2435 spic=$shared
de27f4d9 2436 fi
b24dbcbd 2437 ;;
b24dbcbd
RP
2438esac
2439
343aef9b 2440enable $subarch
8a3c8627 2441enabled spic && enable pic
b24dbcbd 2442
7483e694 2443# OS specific
4f854758 2444case $target_os in
a1629e28 2445 haiku)
63ae7e7c 2446 prefix_default="/boot/common"
108caaaa 2447 network_extralibs="-lnetwork"
f59c4bd6 2448 host_libs=
a1629e28 2449 ;;
7483e694 2450 sunos)
4d58e4cb 2451 AVSERVERLDFLAGS=""
9987769a 2452 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2453 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2454 network_extralibs="-lsocket -lnsl"
779222db 2455 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2456 # When using suncc to build, the Solaris linker will mark
2457 # an executable with each instruction set encountered by
2458 # the Solaris assembler. As our libraries contain their own
2459 # guards for processor-specific code, instead suppress
2460 # generation of the HWCAPS ELF section on Solaris x86 only.
2461 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2462 nm_opts='-P -g'
7483e694
DB
2463 ;;
2464 netbsd)
a1e4b3f6 2465 disable symver
07a8eef6
MR
2466 oss_indev_extralibs="-lossaudio"
2467 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2468 ;;
2469 openbsd)
7c4a001a 2470 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2471 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2472 # however the generated executable will not do anything
2473 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2474 # Thus explicitly enable PIC here.
cd78208b 2475 enable pic
a1e4b3f6 2476 disable symver
7483e694 2477 SHFLAGS='-shared'
07a8eef6
MR
2478 oss_indev_extralibs="-lossaudio"
2479 oss_outdev_extralibs="-lossaudio"
7483e694 2480 ;;
a1e4b3f6 2481 dragonfly)
a1e4b3f6
MR
2482 disable symver
2483 ;;
2484 freebsd)
7483e694
DB
2485 ;;
2486 bsd/os)
355d81df 2487 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2488 ;;
2489 darwin)
301ab19d 2490 gas="gas-preprocessor.pl $cc"
e08b8239 2491 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2492 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2493 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2494 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2495 SLIBSUF=".dylib"
2496 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2497 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2498 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2499 objformat="macho"
1b0f6fb8 2500 enabled x86_64 && objformat="macho64"
8dfa86f7 2501 enabled_any pic shared ||
2704bd1a 2502 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2503 ;;
2504 mingw32*)
9d3f4f50 2505 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2506 disable network
2507 else
2508 target_os=mingw32
2509 fi
dcc01c06 2510 LIBTARGET=i386
1fc9fb8a 2511 if enabled x86_64; then
417516f6 2512 LIBTARGET="i386:x86-64"
336cc1b0 2513 elif enabled arm; then
15c5156d 2514 LIBTARGET=arm-wince
dcc01c06 2515 fi
fbd971a4 2516 shlibdir_default="$bindir_default"
7483e694
DB
2517 SLIBPREF=""
2518 SLIBSUF=".dll"
7483e694
DB
2519 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2520 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2521 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2522 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2523 SLIB_INSTALL_LINKS=
2524 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2525 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2526 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 2527 objformat="win32"
ec10a9ab 2528 dlltool="${cross_prefix}dlltool"
bc574408 2529 enable dos_paths
1894e741 2530 check_cflags -fno-common
e26011d0
RP
2531 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2532 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2533 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2534 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2535 ;;
2536 cygwin*)
4f854758 2537 target_os=cygwin
fbd971a4 2538 shlibdir_default="$bindir_default"
7483e694
DB
2539 SLIBPREF="cyg"
2540 SLIBSUF=".dll"
2541 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2542 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2543 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2544 objformat="win32"
bc574408 2545 enable dos_paths
1894e741 2546 check_cflags -fno-common
a7a187a1 2547 add_cppflags -U__STRICT_ANSI__
7483e694 2548 ;;
4f365f37 2549 *-dos|freedos|opendos)
4f365f37 2550 network_extralibs="-lsocket"
ff1c015d 2551 objformat="coff"
bc574408 2552 enable dos_paths
a7a187a1 2553 add_cppflags -U__STRICT_ANSI__
4f365f37 2554 ;;
7483e694 2555 linux)
046f081b 2556 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2557 enable dv1394
2558 ;;
2559 irix*)
4f854758 2560 target_os=irix
7483e694
DB
2561 ranlib="echo ignoring ranlib"
2562 ;;
d22e8442 2563 os/2*)
d22e8442 2564 ln_s="cp -f"
9297f1ed 2565 objformat="aout"
e14574eb 2566 add_cppflags -D_GNU_SOURCE
355d81df 2567 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2568 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2569 AVSERVERLDFLAGS=""
287d3b13 2570 LIBSUF="_s.a"
d22e8442
DY
2571 SLIBPREF=""
2572 SLIBSUF=".dll"
2573 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2574 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2575 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2576 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2577 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2578 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2579 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2580 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2581 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2582 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2583 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2584 enable dos_paths
d22e8442 2585 ;;
83993c1c 2586 gnu/kfreebsd)
c1f54478 2587 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2588 ;;
34e82167 2589 gnu)
f60d1366 2590 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2591 ;;
d33ed7b3
MR
2592 qnx)
2593 add_cppflags -D_QNX_SOURCE
2594 network_extralibs="-lsocket"
2595 ;;
1c69c79f
MS
2596 symbian)
2597 SLIBSUF=".dll"
2598 enable dos_paths
e3bc07f4
MS
2599 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2600 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2601 add_ldflags -Wl,--target1-abs,--no-undefined \
2602 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2603 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2604 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2605 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2606 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2607 ;;
614d8911
MR
2608 none)
2609 ;;
7483e694 2610 *)
4f924f9a 2611 die "Unknown OS '$target_os'."
7483e694
DB
2612 ;;
2613esac
2614
6555acad
MR
2615esc(){
2616 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2617}
2618
2619echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2620
13cb2187
AS
2621check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2622
c9d19248
MR
2623set_default $PATHS_LIST
2624
320d060a 2625# we need to build at least one lib type
93b3c083 2626if ! enabled_any static shared; then
320d060a
DB
2627 cat <<EOF
2628At least one library type must be built.
2629Specify --enable-static to build the static libraries or --enable-shared to
2630build the shared libraries as well. To only build the shared libraries specify
2631--disable-static in addition to --enable-shared.
2632EOF
2633 exit 1;
2634fi
2635
2184c6f7 2636die_license_disabled() {
4c27207c 2637 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2638}
2639
e417d80d 2640die_license_disabled gpl libcdio
2184c6f7 2641die_license_disabled gpl libx264
de295976 2642die_license_disabled gpl libxavs
2184c6f7 2643die_license_disabled gpl libxvid
2184c6f7
DB
2644die_license_disabled gpl x11grab
2645
2f7ae63b 2646die_license_disabled nonfree libfaac
a060866f 2647die_license_disabled nonfree openssl
b2e3c528 2648
0b175caa
DB
2649die_license_disabled version3 libopencore_amrnb
2650die_license_disabled version3 libopencore_amrwb
d89e738a 2651die_license_disabled version3 libvo_aacenc
f502ff3f 2652die_license_disabled version3 libvo_amrwbenc
0b175caa 2653
9cad0e4e 2654enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2655
40617a6d 2656disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2657
e276d9e8
MR
2658enable_pic() {
2659 enable pic
bce7b696
MR
2660 add_cppflags -DPIC
2661 add_cflags -fPIC
2662 add_asflags -fPIC
e276d9e8
MR
2663}
2664
2665enabled pic && enable_pic
bce7b696 2666
b4d96ba2
MR
2667check_cc <<EOF || die "Symbol mangling check failed."
2668int ff_extern;
2669EOF
8182dc34 2670sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2671extern_prefix=${sym%%ff_extern*}
2672
f65883c8
MR
2673check_cc <<EOF && enable inline_asm
2674void foo(void) { __asm__ volatile ("" ::); }
2675EOF
61d251db 2676
df5e3978
MR
2677_restrict=
2678for restrict_keyword in restrict __restrict__ __restrict; do
2679 check_cc <<EOF && _restrict=$restrict_keyword && break
2680void foo(char * $restrict_keyword p);
2681EOF
2682done
2683
2684check_cc <<EOF && enable attribute_packed
2685struct { int x; } __attribute__((packed)) x;
2686EOF
2687
dffb41b9
MR
2688check_cc <<EOF && enable attribute_may_alias
2689union { int x; } __attribute__((may_alias)) x;
2690EOF
2691
df5e3978
MR
2692check_cc <<EOF || die "endian test failed"
2693unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2694EOF
48fc536a 2695od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2696
e939cedd
MR
2697if enabled alpha; then
2698
2699 check_cflags -mieee
2700
2701elif enabled arm; then
e45391bb 2702
8986fddc 2703 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2704 nogas=die
50fa82e6 2705
44caaa56
MR
2706 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2707 enable vfp_args
2708 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2709 case "${cross_prefix:-$cc}" in
2710 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2711 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2712__asm__ (".eabi_attribute 28, 1");
2713int main(void) { return 0; }
2714EOF
44caaa56
MR
2715 esac
2716 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2717 fi
fa0912fe 2718
fa0912fe
MR
2719 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2720 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2721 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2722 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2723 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2724 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2725
6308729e
MR
2726 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2727
e276d9e8
MR
2728 enabled_all armv6t2 shared !pic && enable_pic
2729
fa0912fe 2730elif enabled mips; then
e45391bb 2731
fa0912fe
MR
2732 check_asm loongson '"dmult.g $1, $2, $3"'
2733 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2734
fa0912fe 2735elif enabled ppc; then
e45391bb 2736
e6a0c354
MR
2737 enable local_aligned_8 local_aligned_16
2738
135448fa 2739 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2740 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2741 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2742 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2743
2744 # AltiVec flags: The FSF version of GCC differs from the Apple version
2745 if enabled altivec; then
301ab19d 2746 nogas=warn
fa0912fe
MR
2747 check_cflags -maltivec -mabi=altivec &&
2748 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2749 check_cflags -faltivec
2750
2751 # check if our compiler supports Motorola AltiVec C API
2752 check_cc <<EOF || disable altivec
2753$inc_altivec_h
2754int main(void) {
2755 vector signed int v1, v2, v3;
2756 v1 = vec_add(v2,v3);
2757 return 0;
2758}
2759EOF
2760
2761 # check if our compiler supports braces for vector declarations
2762 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2763$inc_altivec_h
2764int main (void) { (vector int) {1}; return 0; }
2765EOF
2766 fi
e45391bb 2767
fa0912fe 2768elif enabled sparc; then
e45391bb 2769
fa0912fe
MR
2770 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2771 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2772
fa0912fe 2773elif enabled x86; then
e45391bb 2774
e6a0c354
MR
2775 enable local_aligned_8 local_aligned_16
2776
44965991
PI
2777 # check whether EBP is available on x86
2778 # As 'i' is stored on the stack, this program will crash
2779 # if the base pointer is used to access it because the
2780 # base pointer is cleared in the inline assembly code.
7dfef245 2781 check_exec_crash <<EOF && enable ebp_available
44965991 2782 volatile int i=0;
be449fca 2783 __asm__ volatile (
44965991
PI
2784 "xorl %%ebp, %%ebp"
2785 ::: "%ebp");
2786 return i;
44965991
PI
2787EOF
2788
f494213c 2789 # check whether EBX is available on x86
7cee5421
MR
2790 check_asm ebx_available '""::"b"(0)' &&
2791 check_asm ebx_available '"":::"%ebx"'
8e380710 2792
6f74fb03
RP
2793 # check whether xmm clobbers are supported
2794 check_asm xmm_clobbers '"":::"%xmm0"'
2795
d7f0920b 2796 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2797 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2798 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2799
9cca1e40 2800 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2801 if check_cmd $yasmexe --version; then
2802 enabled x86_64 && yasm_extra="-m amd64"
2803 yasm_debug="-g dwarf2"
2804 elif check_cmd nasm -v; then
2805 yasmexe=nasm
2806 yasm_debug="-g -F dwarf"
2807 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2808 fi
2809
2810 YASMFLAGS="-f $objformat $yasm_extra"
2811 enabled pic && append YASMFLAGS "-DPIC"
2812 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2813 case "$objformat" in
2814 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2815 esac
2816
48545a8f 2817 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2818 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2819 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2820 fi
e45391bb 2821
669b5583
MR
2822 case "$cpu" in
2823 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2824 disable fast_clz
2825 ;;
2826 esac
2827
44965991
PI
2828fi
2829
301ab19d
MR
2830if enabled asm; then
2831 as=${gas:=$as}
2832 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2833 $nogas "GNU assembler not found, install gas-preprocessor"
2834fi
2835
4a7e068b
MR
2836check_ldflags -Wl,--as-needed
2837
a98bb16d
RP
2838if check_func dlopen; then
2839 ldl=
2840elif check_func dlopen -ldl; then
2841 ldl=-ldl
8bf5d58f
MN
2842fi
2843
54fe299b
DV
2844if enabled network; then
2845 check_type "sys/types.h sys/socket.h" socklen_t
2846 check_type netdb.h "struct addrinfo"
2847 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2848 check_type netinet/in.h "struct sockaddr_in6"
2849 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2850 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2851 check_header netinet/sctp.h
54fe299b
DV
2852 # Prefer arpa/inet.h over winsock2
2853 if check_header arpa/inet.h ; then
2854 check_func closesocket
2855 elif check_header winsock2.h ; then
2856 check_func_headers winsock2.h closesocket -lws2 && \
2857 network_extralibs="-lws2" || \
2858 { check_func_headers winsock2.h closesocket -lws2_32 && \
2859 network_extralibs="-lws2_32"; }
2860 check_type ws2tcpip.h socklen_t
2861 check_type ws2tcpip.h "struct addrinfo"
2862 check_type ws2tcpip.h "struct ipv6_mreq"
2863 check_type ws2tcpip.h "struct sockaddr_in6"
2864 check_type ws2tcpip.h "struct sockaddr_storage"
2865 check_struct winsock2.h "struct sockaddr" sa_len
2866 else
2867 disable network
2868 fi
2869fi
2870
75ecf149
DB
2871# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2872check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2873
534a2231 2874check_func fcntl
7483e694 2875check_func fork
84882df6 2876check_func getaddrinfo $network_extralibs
7483e694
DB
2877check_func gethrtime
2878check_func getrusage
fc5607f8 2879check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2880check_func inet_aton $network_extralibs
abfc8d05 2881check_func isatty
a5b64584 2882check_func localtime_r
4ae40685 2883check_func ${malloc_prefix}memalign && enable memalign
7483e694 2884check_func mkstemp
0328b9ea 2885check_func mmap
4ae40685 2886check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2887check_func setrlimit
87958234 2888check_func strerror_r
6379900c 2889check_func strptime
47941088 2890check_func strtok_r
ea4d5f48 2891check_func sched_getaffinity
bcc73960 2892check_func sysconf
b9e22269 2893check_func sysctl
b507ebd1 2894check_func_headers io.h setmode
fc5607f8 2895check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2896check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2897check_func_headers windows.h GetProcessTimes
73f6d31e 2898check_func_headers windows.h MapViewOfFile
7c5bfe7a 2899check_func_headers windows.h VirtualAlloc
6ffa87d3 2900
a98bb16d 2901check_header dlfcn.h
92c6a099 2902check_header dxva2api.h
a98bb16d 2903check_header malloc.h
bf6ce82d 2904check_header poll.h
b58412f1 2905check_header sys/mman.h
06bb5905 2906check_header sys/param.h
b091aa44 2907check_header sys/resource.h
bf6ce82d 2908check_header sys/select.h
272081b0
CEH
2909check_header vdpau/vdpau.h
2910check_header vdpau/vdpau_x11.h
68178ca9 2911check_header X11/extensions/XvMClib.h
a98bb16d 2912
a4fa192c 2913disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2914disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2915
ff3755cb
JG
2916if ! disabled w32threads && ! enabled pthreads; then
2917 check_func _beginthreadex && enable w32threads
2918fi
2919
57bd82d4
MR
2920# check for some common methods of building with pthread support
2921# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2922if ! disabled pthreads && ! enabled w32threads; then
2923 enable pthreads
9e7fd101
MR
2924 if check_func pthread_create; then
2925 :
2926 elif check_func pthread_create -pthread; then
2927 add_cflags -pthread
afc9aee2 2928 add_extralibs -pthread
9e7fd101
MR
2929 elif check_func pthread_create -pthreads; then
2930 add_cflags -pthreads
afc9aee2 2931 add_extralibs -pthreads
8d94f606
GT
2932 elif check_func pthread_create -lpthreadGC2; then
2933 add_extralibs -lpthreadGC2
9e7fd101 2934 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2935 disable pthreads
9e7fd101 2936 fi
57bd82d4
MR
2937fi
2938
8eee7025 2939for thread in $THREADS_LIST; do
e5f94c2b 2940 if enabled $thread; then
3ae3b721
RP
2941 test -n "$thread_type" &&
2942 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2943 thread_type="$thread"
e5f94c2b
RP
2944 fi
2945done
2946
50f7c296 2947check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2948enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2949
645d2652
MR
2950check_mathfunc exp2
2951check_mathfunc exp2f
2952check_mathfunc llrint
07876e25 2953check_mathfunc llrintf
645d2652
MR
2954check_mathfunc log2
2955check_mathfunc log2f
2956check_mathfunc lrint
2957check_mathfunc lrintf
2958check_mathfunc round
2959check_mathfunc roundf
23d3931a 2960check_mathfunc trunc
645d2652 2961check_mathfunc truncf
f32adb22 2962
57bd82d4 2963# these are off by default, so fail if requested and not available
a1b3c5a3 2964enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2965enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2966enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2967enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2968enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2969enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2970enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2971enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2972enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2973enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2974enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2975enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2976enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2977enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2978enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2979enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2980enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2981enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2982enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2983enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2984enabled libvpx && {
2985 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2986 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2987 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2988 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2989enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2990 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2991 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2992enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2993enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2994enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2995 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2996 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2997 die "ERROR: openssl not found"; }
8ac17293 2998
0b4a1821
AS
2999# libdc1394 check
3000if enabled libdc1394; then
3001 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3002 enable libdc1394_2; } ||
3003 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3004 enable libdc1394_1; } ||
3005 die "ERROR: No version of libdc1394 found "
3006fi
3007
9bd41bb1 3008if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3009 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3010 enable sdl &&
3011 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3012fi
57bd82d4 3013
2270b4b2 3014texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3015
c6f95144 3016check_header linux/fb.h
06e31011 3017check_header linux/videodev2.h
a6a4793d
LB
3018check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3019
1b6e8b73 3020check_header sys/videoio.h
47f38850 3021
27796dc3 3022check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3023# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3024# w32api 3.12 had it defined wrong
3025check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3026
f8aa696f 3027# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3028{ check_header dev/bktr/ioctl_meteor.h &&
3029 check_header dev/bktr/ioctl_bt848.h; } ||
3030{ check_header machine/ioctl_meteor.h &&
3031 check_header machine/ioctl_bt848.h; } ||
3032{ check_header dev/video/meteor/ioctl_meteor.h &&
3033 check_header dev/video/bktr/ioctl_bt848.h; } ||
3034check_header dev/ic/bt8xx.h
f8aa696f 3035
15d59d2c 3036check_header sndio.h
c7682de0
RP
3037check_header sys/soundcard.h
3038check_header soundcard.h
deb29777 3039
b6f3d925 3040enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3041
0e57fe17 3042enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3043
15d59d2c
B
3044enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3045
e417d80d
AK
3046enabled libcdio &&
3047 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3048
4a584eda
JA
3049enabled x11grab &&
3050require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3051require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3052require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3053
ac3dbb4d
SZ
3054# check for VDA header
3055if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3056 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3057fi
3058
598ef02b 3059if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3060check_cpp_condition \
3061 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3062 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3063 disable vdpau; }
abf649c7 3064fi
deda2a4a 3065
95e561ec 3066enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3067
3068# add some useful compiler flags if supported
3069check_cflags -Wdeclaration-after-statement
dcd479c0 3070check_cflags -Wall
440e3b2f 3071check_cflags -Wno-parentheses
dcd479c0 3072check_cflags -Wno-switch
b36518dc 3073check_cflags -Wno-format-zero-length
c07bd6a9
MN
3074check_cflags -Wdisabled-optimization
3075check_cflags -Wpointer-arith
3076check_cflags -Wredundant-decls
cc1fb623 3077check_cflags -Wno-pointer-sign
f4929996 3078check_cflags -Wcast-qual
9aceb3cf 3079check_cflags -Wwrite-strings
652a5bf6 3080check_cflags -Wtype-limits
764551c6 3081check_cflags -Wundef
fc298fd9 3082check_cflags -Wmissing-prototypes
c2ed91de 3083check_cflags -Wstrict-prototypes
5af4e0cc 3084enabled extra_warnings && check_cflags -Winline
cf9d24ad 3085
57bd82d4 3086# add some linker flags
5c0e9479 3087check_ldflags -Wl,--warn-common
3510a133 3088check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3089test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3090
7e4d9d5d
RB
3091enabled xmm_clobber_test && \
3092 check_ldflags -Wl,--wrap,avcodec_open2 \
3093 -Wl,--wrap,avcodec_decode_audio4 \
3094 -Wl,--wrap,avcodec_decode_video2 \
3095 -Wl,--wrap,avcodec_decode_subtitle2 \
3096 -Wl,--wrap,avcodec_encode_audio2 \
3097 -Wl,--wrap,avcodec_encode_video \
3098 -Wl,--wrap,avcodec_encode_subtitle \
3099 -Wl,--wrap,sws_scale || \
3100 disable xmm_clobber_test
3101
a482e61b 3102echo "X{};" > $TMPV
b462d132 3103if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3104 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3105 check_cc <<EOF && enable symver_asm_label
3106void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3107void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3108EOF
3109 check_cc <<EOF && enable symver_gnu_asm
3110__asm__(".symver ff_foo,av_foo@VERSION");
3111void ff_foo(void) {}
3112EOF
3113fi
a482e61b 3114
9cd7b854
MR
3115if [ -n "$optflags" ]; then
3116 add_cflags $optflags
3117elif enabled small; then
14ca9cd0 3118 add_cflags $size_cflags
8400d6b8 3119elif enabled optimizations; then
14ca9cd0 3120 add_cflags $speed_cflags
b05394a0
MR
3121else
3122 add_cflags $noopt_cflags
cddf3f45 3123fi
11fdbc44 3124check_cflags -fno-math-errno
b2eb2ff0 3125check_cflags -fno-signed-zeros
cddf3f45 3126
629687f6 3127if enabled icc; then
b1598b58
MR
3128 # Just warnings, no remarks
3129 check_cflags -w1
3130 # -wd: Disable following warnings
3131 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3132 # 1292: attribute "foo" ignored
88de5b0a 3133 # 1419: external declaration in primary source file
b1598b58 3134 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3135 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3136 # 10156: ignoring option '-W'; no argument required
88de5b0a 3137 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3138 # 11030: Warning unknown option --as-needed
3139 # 10156: ignoring option '-export'; no argument required
3140 check_ldflags -wd10156,11030
3141 # Allow to compile with optimizations
3142 check_ldflags -march=$cpu
be2cf98a
CEH
3143 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3144 enable ebp_available
bdefad73
MR
3145 if enabled x86_32; then
3146 test ${icc_version%%.*} -ge 11 && \
3147 check_cflags -falign-stack=maintain-16-byte || \
3148 disable aligned_stack
3149 fi
df442a8d
MR
3150elif enabled ccc; then
3151 # disable some annoying warnings
3152 add_cflags -msg_disable cvtu32to64
3153 add_cflags -msg_disable embedcomment
3154 add_cflags -msg_disable needconstext
3155 add_cflags -msg_disable nomainieee
3156 add_cflags -msg_disable ptrmismatch1
3157 add_cflags -msg_disable unreachcode
973859f5
MR
3158elif enabled gcc; then
3159 check_cflags -fno-tree-vectorize
765e6134 3160 check_cflags -Werror=implicit-function-declaration
de63bfec 3161 check_cflags -Werror=missing-prototypes
9d6b2077 3162 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3163elif enabled llvm_gcc; then
3164 check_cflags -mllvm -stack-alignment=16
06da6943 3165elif enabled clang; then
5c8ef670 3166 check_cflags -mllvm -stack-alignment=16
06da6943 3167 check_cflags -Qunused-arguments
138132be
MR
3168elif enabled armcc; then
3169 # 2523: use of inline assembler is deprecated
bcafde61
MR
3170 add_cflags -W${armcc_opt},--diag_suppress=2523
3171 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3172 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3173 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3174 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3175 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3176elif enabled tms470; then
3177 add_cflags -pds=824 -pds=837
5f3b8314
MR
3178elif enabled pathscale; then
3179 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3180fi
3181
7483e694
DB
3182enabled_any $THREADS_LIST && enable threads
3183
3184check_deps $CONFIG_LIST \
b6bb00b0 3185 $CONFIG_EXTRA \
7483e694 3186 $HAVE_LIST \
54e75be4
DB
3187 $ALL_COMPONENTS \
3188 $ALL_TESTS \
f70f03f6 3189
3bfd582c 3190enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3191
77cfb256 3192! enabled_any memalign posix_memalign &&
9bbd6a4c
MR
3193 enabled_any $need_memalign && enable memalign_hack
3194
3e89171a 3195echo "install prefix $prefix"
f36958f8
DB
3196echo "source path $source_path"
3197echo "C compiler $cc"
f36958f8 3198echo "ARCH $arch ($cpu)"
ce8871c2
MR
3199if test "$build_suffix" != ""; then
3200 echo "build suffix $build_suffix"
eb94aca9 3201fi
ac63af34
DB
3202if test "$extra_version" != ""; then
3203 echo "version string suffix $extra_version"
3204fi
0db2ce77 3205echo "big-endian ${bigendian-no}"
e90f5b5a 3206echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3207if enabled x86; then
6348a96c 3208 echo "${yasmexe} ${yasm-no}"
0db2ce77 3209 echo "MMX enabled ${mmx-no}"
30e98e62 3210 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3211 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3212 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3213 echo "SSE enabled ${sse-no}"
30e98e62 3214 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3215 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3216 echo "CMOV enabled ${cmov-no}"
3217 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3218 echo "EBX available ${ebx_available-no}"
3219 echo "EBP available ${ebp_available-no}"
e41e8342 3220fi
5b6c2cbd 3221if enabled arm; then
0db2ce77
MR