lavfi: add lavr-based audio resampling filter.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
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]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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
DB
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
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
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DB
156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
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
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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]
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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]
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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]
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189 --enable-libvorbis enable Vorbis encoding via libvorbis,
190 native implementation exists [no]
8299a7f8 191 --enable-libvpx enable VP8 support via libvpx [no]
06454877 192 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 193 --enable-libxavs enable AVS encoding via xavs [no]
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194 --enable-libxvid enable Xvid encoding via xvidcore,
195 native MPEG-4/Xvid encoder exists [no]
a060866f 196 --enable-openssl enable openssl [no]
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
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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 [$debuglevel]
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258 --disable-optimizations disable compiler optimizations
259 --enable-extra-warnings enable more compiler warnings
52b3cc60
RD
260 --samples=PATH location of test samples for FATE, if not set use
261 \$FATE_SAMPLES at make invocation time.
7e4d9d5d
RB
262 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
263 should be used only for debugging purposes)
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264
265NOTE: Object files are built at the place where configure is launched.
266EOF
60e8bc13 267 exit 0
74c53c2d 268}
cf9d24ad 269
0884fadf
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270quotes='""'
271
57bd82d4 272log(){
2270b4b2 273 echo "$@" >> $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
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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
MR
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
MR
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
85bca2c5
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
4a0d6686
AJ
496is_in(){
497 value=$1
498 shift
499 for var in $*; do
500 [ $var = $value ] && return 0
501 done
502 return 1
503}
504
30fd06be
MR
505check_deps(){
506 for cfg; do
3250003c 507 cfg="${cfg#!}"
799c9e9b
MR
508 enabled ${cfg}_checking && die "Circular dependency for $cfg."
509 disabled ${cfg}_checking && continue
510 enable ${cfg}_checking
511
30fd06be
MR
512 eval dep_all="\$${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='$ldl'
a4dc7aa5 1533hqdn3d_filter_deps="gpl"
d371e7b9 1534resample_filter_deps="avresample"
cf69ad35 1535ocv_filter_deps="libopencv"
acbac567 1536yadif_filter_deps="gpl"
6ebf0bfc 1537
5a0f7131
MR
1538# libraries
1539avdevice_deps="avcodec avformat"
25b3babe 1540avfilter_deps="swscale"
5a0f7131 1541avformat_deps="avcodec"
f7679c54 1542
912f3148 1543# programs
ac712309 1544avconv_deps="avcodec avfilter avformat avresample swscale format_filter"
266463da
AK
1545avplay_deps="avcodec avformat swscale sdl"
1546avplay_select="rdft"
9e12f0bf 1547avprobe_deps="avcodec avformat"
b263bf66 1548avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1549avserver_extralibs='$ldl'
a2830dca 1550
c73f65d9 1551doc_deps="texi2html"
912f3148 1552
57442411
MR
1553# tests
1554
1555test_deps(){
1556 suf1=$1
1557 suf2=$2
1558 shift 2
1559 for v; do
1560 dep=${v%=*}
1561 tests=${v#*=}
1562 for name in ${tests}; do
908f12f3 1563 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1564 done
1565 done
1566}
1567
908f12f3
MR
1568mxf_d10_test_deps="avfilter"
1569seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1570
57442411 1571test_deps _encoder _decoder \
57442411
MR
1572 adpcm_ima_qt \
1573 adpcm_ima_wav \
1574 adpcm_ms \
1575 adpcm_swf \
1576 adpcm_yamaha=adpcm_yam \
1577 alac \
1578 asv1 \
1579 asv2 \
1580 bmp \
a7638957 1581 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1582 dvvideo="dv dv_411 dv50" \
57442411
MR
1583 ffv1 \
1584 flac \
1585 flashsv \
1586 flv \
3e0b1c9a 1587 adpcm_g726=g726 \
57442411
MR
1588 gif \
1589 h261 \
1590 h263="h263 h263p" \
1591 huffyuv \
1592 jpegls \
1593 mjpeg="jpg mjpeg ljpeg" \
1594 mp2 \
1595 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1596 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1597 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1598 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1599 mpeg4="mpeg4thread error rc" \
c0b16605 1600 msmpeg4v3=msmpeg4 \
57442411
MR
1601 msmpeg4v2 \
1602 pbm=pbmpipe \
1603 pcx \
1604 pgm="pgm pgmpipe" \
f0f54c29 1605 png \
57442411
MR
1606 ppm="ppm ppmpipe" \
1607 rawvideo="rgb yuv" \
1608 roq \
1609 rv10 \
1610 rv20 \
1611 sgi \
1612 snow="snow snowll" \
1613 svq1 \
1614 targa=tga \
1615 tiff \
1616 wmav1 \
1617 wmav2 \
1618 wmv1 \
1619 wmv2 \
1620
1621test_deps _muxer _demuxer \
1622 aiff \
1623 pcm_alaw=alaw \
1624 asf \
1625 au \
1626 avi \
1627 dv=dv_fmt \
1628 ffm \
1629 flv=flv_fmt \
1630 gxf \
1631 matroska=mkv \
1632 mmf \
1633 mov \
1634 pcm_mulaw=mulaw \
0218808d 1635 mxf="mxf mxf_d10" \
57442411
MR
1636 nut \
1637 ogg \
1638 rawvideo=pixfmt \
1639 rm \
1640 swf \
1641 mpegts=ts \
1642 voc \
1643 wav \
1644 yuv4mpegpipe=yuv4mpeg \
1645
2c98f407 1646ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder"
57442411 1647mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1648
de6d9b64 1649# default parameters
8a608357 1650
19bd477d 1651logfile="config.log"
8a608357
MR
1652
1653# installation paths
c9d19248
MR
1654prefix_default="/usr/local"
1655bindir_default='${prefix}/bin'
6291d7e4 1656datadir_default='${prefix}/share/avconv'
c9d19248
MR
1657incdir_default='${prefix}/include'
1658libdir_default='${prefix}/lib'
1659mandir_default='${prefix}/share/man'
1660shlibdir_default="$libdir_default"
8a608357
MR
1661
1662# toolchain
121d78d0 1663ar_default="ar"
13c7df3d 1664cc_default="gcc"
a3d7c197 1665cc_version=\"unknown\"
9da6609f 1666host_cc_default="gcc"
11e6d03a 1667ln_s="ln -sf"
89641463 1668nm_default="nm"
11e6d03a 1669objformat="elf"
3f8040db 1670pkg_config_default=pkg-config
be7109c1 1671ranlib="ranlib"
11e6d03a 1672yasmexe="yasm"
8a608357 1673
8182dc34 1674nm_opts='-g'
3e0b1c9a 1675nogas=":"
8182dc34 1676
8a608357 1677# machine
8d4c00ed 1678arch_default=$(uname -m)
38d0a8aa 1679cpu="generic"
8a608357 1680
8a608357 1681# OS
8d4c00ed
MR
1682target_os_default=$(tolower $(uname -s))
1683host_os=$target_os_default
8a608357 1684
8a608357 1685# configurable options
055c61b8
DB
1686enable $PROGRAM_LIST
1687
5a0f7131
MR
1688enable avcodec
1689enable avdevice
cccc039f 1690enable avfilter
5a0f7131 1691enable avformat
c8af852b 1692enable avresample
dc4f5a1c 1693enable avutil
3e0b1c9a
DB
1694enable swscale
1695
3e0b1c9a
DB
1696enable asm
1697enable debug
1698enable doc
1699enable fastdiv
497237c7 1700enable network
8400d6b8 1701enable optimizations
8cfbbd92 1702enable safe_bitstream_reader
530dc538 1703enable static
a9ddb5b1 1704enable swscale_alpha
8a608357 1705
8a608357 1706# build settings
9987769a 1707SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1708AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1709LIBPREF="lib"
1710LIBSUF=".a"
c5f14466
RP
1711FULLNAME='$(NAME)$(BUILDSUF)'
1712LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1713SLIBPREF="lib"
1714SLIBSUF=".so"
c5f14466 1715SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1716SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1717SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1718LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1719SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1720SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1721
bc877faf 1722AS_O='-o $@'
7e6c86e6
MR
1723CC_O='-o $@'
1724
0a6db2a2 1725host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1726host_libs='-lm'
1727
9b861379 1728target_path='$(CURDIR)'
a7ada2ba 1729
a158446b
MR
1730# since the object filename is not given with the -MM flag, the compiler
1731# is only able to print the basename, and we must add the path ourselves
c1c3933a 1732DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1733DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1734
c597172e 1735# find source path
24524f36 1736if test -f configure; then
f038cf3c 1737 source_path=.
c597172e 1738else
8477f2de 1739 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1740 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1741 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1742 test -e "$source_path/config.h" &&
1743 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1744fi
1745
13cbe2c0 1746for v in "$@"; do
b04251c5
MR
1747 r=${v#*=}
1748 l=${v%"$r"}
1749 r=$(sh_quote "$r")
29ba0911 1750 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1751done
c597172e 1752
73ef8980
MR
1753find_things(){
1754 thing=$1
1755 pattern=$2
1756 file=$source_path/$3
932ccf39 1757 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1758}
1759
1760ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1761DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1762HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1763PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1764BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1765MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1766DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1767OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1768INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1769PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1770FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1771
54e75be4
DB
1772ALL_COMPONENTS="
1773 $BSF_LIST
1774 $DECODER_LIST
1775 $DEMUXER_LIST
1776 $ENCODER_LIST
1777 $FILTER_LIST
1778 $HWACCEL_LIST
1779 $INDEV_LIST
1780 $MUXER_LIST
1781 $OUTDEV_LIST
1782 $PARSER_LIST
1783 $PROTOCOL_LIST
1784"
1785
57442411 1786find_tests(){
b9d5f1b7 1787 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1788}
1789
1790ACODEC_TESTS=$(find_tests acodec)
1791VCODEC_TESTS=$(find_tests vsynth1)
1792LAVF_TESTS=$(find_tests lavf)
48c28162 1793LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1794SEEK_TESTS=$(find_tests seek seek_)
57442411 1795
54e75be4
DB
1796ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1797
40fe5019
MR
1798pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1799
8469ae22
MR
1800for n in $COMPONENT_LIST; do
1801 v=$(toupper ${n%s})_LIST
1802 eval enable \$$v
1803 eval ${n}_if_any="\$$v"
1804done
1805
54e75be4 1806enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1807
1808die_unknown(){
1809 echo "Unknown option \"$1\"."
1810 echo "See $0 --help for available options."
1811 exit 1
1812}
1813
794f8e97 1814show_list() {
bf0c4afa
RP
1815 suffix=_$1
1816 shift
2b444ea7 1817 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1818 exit 0
1819}
1820
c597172e 1821for opt do
7483e694
DB
1822 optval="${opt#*=}"
1823 case "$opt" in
0f010b2f 1824 --extra-ldflags=*) add_ldflags $optval
7483e694 1825 ;;
0f010b2f 1826 --extra-libs=*) add_extralibs $optval
7483e694 1827 ;;
8fb1cb58 1828 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1829 ;;
40bcf4c7
BL
1830 --enable-debug=*) debuglevel="$optval"
1831 ;;
36e2dea0 1832 --disable-everything)
1b15dc3c 1833 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1834 ;;
7483e694 1835 --enable-*=*|--disable-*=*)
8b93ddc3 1836 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1837 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1838 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1839 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1840 $action $(filter "$name" $list)
7483e694
DB
1841 ;;
1842 --enable-?*|--disable-?*)
5e622c40 1843 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1844 if is_in $option $COMPONENT_LIST; then
fed5d54b 1845 test $action = disable && action=unset
e3773a55
MR
1846 eval $action \$$(toupper ${option%s})_LIST
1847 elif is_in $option $CMDLINE_SELECT; then
1848 $action $option
1849 else
1850 die_unknown $opt
1851 fi
7483e694
DB
1852 ;;
1853 --list-*)
1854 NAME="${opt#--list-}"
1855 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1856 NAME=${NAME%s}
1857 eval show_list $NAME \$$(toupper $NAME)_LIST
1858 ;;
1859 --help|-h) show_help
1860 ;;
1861 *)
884a36a7 1862 optname="${opt%%=*}"
26759c44
MR
1863 optname="${optname#--}"
1864 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1865 if is_in $optname $CMDLINE_SET; then
1866 eval $optname='$optval'
1867 elif is_in $optname $CMDLINE_APPEND; then
1868 append $optname "$optval"
1869 else
1870 die_unknown $opt
1871 fi
7483e694
DB
1872 ;;
1873 esac
c597172e
MR
1874done
1875
bcea99bb
MR
1876disabled logging && logfile=/dev/null
1877
29ba0911 1878echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1879set >> $logfile
1880
9da6609f
MR
1881test -n "$cross_prefix" && enable cross_compile
1882
8d4c00ed
MR
1883if enabled cross_compile; then
1884 test -n "$arch" && test -n "$target_os" ||
1885 die "Must specify target arch and OS when cross-compiling"
1886fi
1887
1888set_default arch target_os
1889
121d78d0 1890ar_default="${cross_prefix}${ar_default}"
11e6d03a 1891cc_default="${cross_prefix}${cc_default}"
20e0ed95 1892nm_default="${cross_prefix}${nm_default}"
3f8040db 1893pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1894ranlib="${cross_prefix}${ranlib}"
adb2b908 1895
c5200f17
MR
1896sysinclude_default="${sysroot}/usr/include"
1897
e0be794a 1898set_default cc nm pkg_config sysinclude
9da6609f
MR
1899enabled cross_compile || host_cc_default=$cc
1900set_default host_cc
13c7df3d 1901
762f95e4
MR
1902if ! $pkg_config --version >/dev/null 2>&1; then
1903 warn "$pkg_config not found, library detection may fail."
1904 pkg_config=false
1905fi
1906
82bb3329
MR
1907exesuf() {
1908 case $1 in
1c69c79f 1909 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1910 esac
1911}
1912
1913EXESUF=$(exesuf $target_os)
1914HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1915
e4e69e0b 1916# set temporary file name
a49d42c2 1917: ${TMPDIR:=$TEMPDIR}
c51fafa1 1918: ${TMPDIR:=$TMP}
a49d42c2 1919: ${TMPDIR:=/tmp}
e4e69e0b 1920
a210bce2 1921if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1922 # simple replacement for missing mktemp
1923 # NOT SAFE FOR GENERAL USE
1924 mktemp(){
09a5c245 1925 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1926 }
1927fi
1928
1929tmpfile(){
1930 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1931 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1932 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1933 append TMPFILES $tmp
1934 eval $1=$tmp
1935}
1936
1937trap 'rm -f -- $TMPFILES' EXIT
54460a83 1938
55127e7b 1939tmpfile TMPASM .asm
3e0b1c9a
DB
1940tmpfile TMPC .c
1941tmpfile TMPE $EXESUF
1942tmpfile TMPH .h
1943tmpfile TMPO .o
1944tmpfile TMPS .S
1945tmpfile TMPSH .sh
1946tmpfile TMPV .ver
54460a83
MR
1947
1948unset -f mktemp
e4e69e0b 1949
fb3c4ffc
MR
1950chmod +x $TMPE
1951
993f2d0f
MR
1952# make sure we can execute files in $TMPDIR
1953cat > $TMPSH 2>> $logfile <<EOF
1954#! /bin/sh
1955EOF
1956chmod +x $TMPSH >> $logfile 2>&1
1957if ! $TMPSH >> $logfile 2>&1; then
1958 cat <<EOF
1959Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1960variable to another directory and make sure that it is not mounted noexec.
1961EOF
1962 die "Sanity test failed."
1963fi
993f2d0f 1964
3e0b1c9a 1965filter_asflags=echo
19b4c628
MR
1966filter_cflags=echo
1967filter_cppflags=echo
19b4c628 1968
613a4e3f
MR
1969if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1970 cc_type=llvm_gcc
1971 cc_version=__VERSION__
1972 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1973 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1974 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1975 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1976 speed_cflags='-O3'
1977 size_cflags='-Os'
1978elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1979 cc_type=gcc
a3d7c197 1980 cc_version=__VERSION__
5d57846b
MR
1981 gcc_version=$($cc --version | head -n1)
1982 gcc_basever=$($cc -dumpversion)
3ad464bf 1983 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1984 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1985 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1986 if ! $cc -dumpversion | grep -q '^2\.'; then
1987 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1988 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1989 fi
14ca9cd0
MR
1990 speed_cflags='-O3'
1991 size_cflags='-Os'
629687f6
MR
1992elif $cc --version 2>/dev/null | grep -q Intel; then
1993 cc_type=icc
6e3fa35d 1994 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1995 cc_ident=$($cc --version | head -n1)
bdefad73 1996 icc_version=$($cc -dumpversion)
07dec06e
MR
1997 CC_DEPFLAGS='-MMD'
1998 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1999 speed_cflags='-O3'
2000 size_cflags='-Os'
b05394a0 2001 noopt_cflags='-O1'
629687f6
MR
2002elif $cc -v 2>&1 | grep -q xlc; then
2003 cc_type=xlc
6e3fa35d 2004 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 2005 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
2006 speed_cflags='-O5'
2007 size_cflags='-O5 -qcompact'
df442a8d
MR
2008elif $cc -V 2>/dev/null | grep -q Compaq; then
2009 cc_type=ccc
6e3fa35d 2010 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2011 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2012 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2013 debuglevel=3
df442a8d 2014 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2015 speed_cflags='-fast'
2016 size_cflags='-O1'
6a0d5493 2017elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2018 test -d "$sysroot" || die "No valid sysroot specified."
2019 cc_type=armcc
6e3fa35d 2020 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2021 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2022 armcc_conf="$PWD/armcc.conf"
2023 $cc --arm_linux_configure \
2024 --arm_linux_config_file="$armcc_conf" \
2025 --configure_sysroot="$sysroot" \
2026 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2027 die "Error creating armcc configuration file."
bcafde61 2028 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2029 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2030 as_default="${cross_prefix}gcc"
07dec06e
MR
2031 CC_DEPFLAGS='-MMD'
2032 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2033 speed_cflags='-O3'
2034 size_cflags='-Os'
d0f0f628 2035 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2036elif $cc -version 2>/dev/null | grep -q TMS470; then
2037 cc_type=tms470
6e3fa35d 2038 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2039 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2040 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2041 CC_O='-fr=$(@D)'
2042 as_default="${cross_prefix}gcc"
2043 ld_default="${cross_prefix}gcc"
6fec122a
MR
2044 TMPO=$(basename $TMPC .c).o
2045 append TMPFILES $TMPO
2046 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2047 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2048 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2049 speed_cflags='-O3 -mf=5'
2050 size_cflags='-O3 -mf=2'
6fec122a
MR
2051 filter_cflags=tms470_flags
2052 tms470_flags(){
2053 for flag; do
2054 case $flag in
2055 -march=*|-mcpu=*)
2056 case "${flag#*=}" in
2057 armv7-a|cortex-a*) echo -mv=7a8 ;;
2058 armv7-r|cortex-r*) echo -mv=7r4 ;;
2059 armv7-m|cortex-m*) echo -mv=7m3 ;;
2060 armv6*|arm11*) echo -mv=6 ;;
2061 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2062 echo -mv=5e ;;
2063 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2064 esac
2065 ;;
2066 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2067 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2068 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2069 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2070 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2071 -g) echo -g -mn ;;
587d24ff 2072 -pds=*) echo $flag ;;
6fec122a
MR
2073 esac
2074 done
2075 }
06da6943
DC
2076elif $cc -v 2>&1 | grep -q clang; then
2077 cc_type=clang
b67a8f49
DC
2078 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2079 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2080 cc_ident=$($cc --version | head -n1)
06da6943
DC
2081 CC_DEPFLAGS='-MMD'
2082 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2083 speed_cflags='-O3'
2084 size_cflags='-Os'
2a472e9c
MK
2085elif $cc -V 2>&1 | grep -q Sun; then
2086 cc_type=suncc
2087 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2088 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2089 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2090 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2091 add_ldflags -xc99
14ca9cd0
MR
2092 speed_cflags='-O5'
2093 size_cflags='-O5 -xspace'
03279bbe
MK
2094 filter_cflags=suncc_flags
2095 suncc_flags(){
2096 for flag; do
2097 case $flag in
2098 -march=*|-mcpu=*)
2099 case "${flag#*=}" in
2100 native) echo -xtarget=native ;;
87ddc38b 2101 v9|niagara) echo -xarch=sparc ;;
03279bbe 2102 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2103 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2104 i586|pentium) echo -xchip=pentium ;;
2105 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2106 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2107 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2108 pentium4*) echo -xtarget=pentium4 ;;
2109 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2110 *-sse3) echo -xarch=sse3 ;;
2111 core2) echo -xarch=ssse3 -xchip=core2 ;;
2112 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2113 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2114 k8|opteron|athlon64|athlon-fx)
2115 echo -xarch=sse2a ;;
2116 athlon*) echo -xarch=pentium_proa ;;
2117 esac
2118 ;;
2119 -std=c99) echo -xc99 ;;
2120 -fomit-frame-pointer) echo -xregs=frameptr ;;
2121 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2122 -W*,*) echo $flag ;;
2123 -f*-*|-W*) ;;
2124 *) echo $flag ;;
2125 esac
2126 done
2127 }
180ec37d 2128elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2129 cc_type=pathscale
2130 cc_version=__PATHSCALE__
2131 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2132 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2133 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2134 speed_cflags='-O2'
2135 size_cflags='-Os'
7b2d2190 2136 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2137elif $cc -v 2>&1 | grep -q Open64; then
2138 cc_type=open64
2139 cc_version=__OPEN64__
2140 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2141 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2142 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2143 speed_cflags='-O2'
2144 size_cflags='-Os'
7b2d2190 2145 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2146elif $cc -V 2>&1 | grep -q Portland; then
2147 cc_type=pgi
2148 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2149 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2150 opt_common='-alias=ansi -Mlre -Mpre'
2151 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2152 size_cflags="-O2 -Munroll=c:1 $opt_common"
2153 noopt_cflags="-O1"
2154 filter_cflags=pgi_flags
2155 pgi_flags(){
2156 for flag; do
2157 case $flag in
2158 -fomit-frame-pointer) echo -Mnoframe ;;
2159 -g) echo -gopt ;;
2160 *) echo $flag ;;
2161 esac
2162 done
2163 }
629687f6
MR
2164fi
2165
851ffa80
MR
2166test -n "$cc_type" && enable $cc_type ||
2167 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2168
75bafbac 2169: ${as_default:=$cc}
50567afa 2170: ${dep_cc_default:=$cc}
684b28e0 2171: ${ld_default:=$cc}
121d78d0 2172set_default ar as dep_cc ld
75800dce 2173
07dec06e
MR
2174test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2175test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2176
7f32f40c 2177add_cflags $extra_cflags
2f2e6c7c 2178add_asflags $extra_cflags
7f32f40c 2179
154d432c
MR
2180if test -n "$sysroot"; then
2181 case "$cc_type" in
00ba041c 2182 gcc|llvm_gcc|clang)
467256f2 2183 add_cppflags --sysroot="$sysroot"
154d432c
MR
2184 add_ldflags --sysroot="$sysroot"
2185 ;;
6fec122a
MR
2186 tms470)
2187 add_cppflags -I"$sysinclude"
2188 add_ldflags --sysroot="$sysroot"
2189 ;;
154d432c
MR
2190 esac
2191fi
2192
d22c13a8
MR
2193if test "$cpu" = host; then
2194 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2195
2196 case "$cc_type" in
613a4e3f 2197 gcc|llvm_gcc)
d22c13a8
MR
2198 check_native(){
2199 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2200 sed -n "/cc1.*$1=/{
27ce1be8
MR
2201 s/.*$1=\\([^ ]*\\).*/\\1/
2202 p
2203 q
2204 }" $TMPE
d22c13a8
MR
2205 }
2206 cpu=$(check_native -march || check_native -mcpu)
2207 ;;
2208 esac
2209
2210 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2211fi
2212
e939cedd
MR
2213# Deal with common $arch aliases
2214case "$arch" in
2215 arm*)
2216 arch="arm"
2217 ;;
2218 mips|mipsel|IP*)
2219 arch="mips"
2220 ;;
47b1860e 2221 mips64*)
e939cedd
MR
2222 arch="mips"
2223 subarch="mips64"
2224 ;;
2225 parisc|hppa)
2226 arch="parisc"
2227 ;;
2228 parisc64|hppa64)
2229 arch="parisc"
2230 subarch="parisc64"
2231 ;;
2232 "Power Macintosh"|ppc|powerpc)
2233 arch="ppc"
2234 ;;
47b1860e 2235 ppc64|powerpc64)
e939cedd
MR
2236 arch="ppc"
2237 subarch="ppc64"
2238 ;;
2239 s390|s390x)
2240 arch="s390"
2241 ;;
2242 sh4|sh)
2243 arch="sh4"
2244 ;;
2245 sun4u|sparc64)
2246 arch="sparc"
2247 subarch="sparc64"
2248 ;;
d33ed7b3 2249 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2250 arch="x86"
2251 ;;
2252esac
2253
851ffa80 2254is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2255enable $arch
e939cedd 2256
df5cdc24 2257# Add processor-specific flags
5d54c126
MR
2258if test "$cpu" = generic; then
2259 : do nothing
2260elif enabled ppc; then
343aef9b 2261
56348891
MR
2262 case $(tolower $cpu) in
2263 601|ppc601|powerpc601)
9dbd5c3d 2264 cpuflags="-mcpu=601"
64ad53ff 2265 disable altivec
9dbd5c3d 2266 ;;
56348891 2267 603*|ppc603*|powerpc603*)
9dbd5c3d 2268 cpuflags="-mcpu=603"
64ad53ff 2269 disable altivec
9dbd5c3d 2270 ;;
56348891 2271 604*|ppc604*|powerpc604*)
9dbd5c3d 2272 cpuflags="-mcpu=604"
64ad53ff 2273 disable altivec
9dbd5c3d 2274 ;;
56348891 2275 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2276 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2277 disable altivec
9dbd5c3d 2278 ;;
56348891 2279 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2280 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2281 ;;
56348891 2282 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2283 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2284 ;;
313f9fbf 2285 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2286 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2287 ;;
313f9fbf
SM
2288 power[3-7]*)
2289 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2290 ;;
56348891 2291 cell)
9dbd5c3d
MR
2292 cpuflags="-mcpu=cell"
2293 enable ldbrx
2294 ;;
7b0b81a1
AL
2295 e500v2)
2296 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2297 disable altivec
2298 ;;
2299 e500)
2300 cpuflags="-mcpu=8540 -mhard-float"
2301 disable altivec
2302 ;;
9dbd5c3d 2303 esac
343aef9b
MR
2304
2305elif enabled x86; then
2306
9dbd5c3d
MR
2307 case $cpu in
2308 i[345]86|pentium)
2309 cpuflags="-march=$cpu"
2310 disable mmx
2311 ;;
2312 # targets that do NOT support conditional mov (cmov)
2313 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2314 cpuflags="-march=$cpu"
2315 disable cmov
2316 ;;
2317 # targets that do support conditional mov (cmov)
9ddf1b1a 2318 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2319 cpuflags="-march=$cpu"
2320 enable cmov
2321 enable fast_cmov
2322 ;;
2323 # targets that do support conditional mov but on which it's slow
2324 pentium4|pentium4m|prescott|nocona)
2325 cpuflags="-march=$cpu"
2326 enable cmov
2327 disable fast_cmov
2328 ;;
2329 esac
343aef9b
MR
2330
2331elif enabled sparc; then
2332
9dbd5c3d 2333 case $cpu in
26b7199e
MK
2334 niagara)
2335 cpuflags="-mcpu=$cpu"
2336 disable vis
2337 ;;
9dbd5c3d
MR
2338 sparc64)
2339 cpuflags="-mcpu=v9"
2340 ;;
2341 esac
343aef9b
MR
2342
2343elif enabled arm; then
2344
34ba23c9
MR
2345 case $cpu in
2346 armv*)
2347 cpuflags="-march=$cpu"
c2eae137 2348 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2349 ;;
2350 *)
2351 cpuflags="-mcpu=$cpu"
c2eae137
MR
2352 case $cpu in
2353 cortex-a*) subarch=armv7a ;;
2354 cortex-r*) subarch=armv7r ;;
9e19704a 2355 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2356 arm11*) subarch=armv6 ;;
2357 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2358 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2359 esac
34ba23c9
MR
2360 ;;
2361 esac
343aef9b
MR
2362
2363elif enabled alpha; then
2364
34ba23c9 2365 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2366
2367elif enabled bfin; then
2368
34ba23c9 2369 cpuflags="-mcpu=$cpu"
343aef9b
MR
2370
2371elif enabled mips; then
2372
34ba23c9 2373 cpuflags="-march=$cpu"
343aef9b
MR
2374
2375elif enabled avr32; then
2376
9dbd5c3d
MR
2377 case $cpu in
2378 ap7[02]0[0-2])
2379 subarch="avr32_ap"
2380 cpuflags="-mpart=$cpu"
2381 ;;
2382 ap)
2383 subarch="avr32_ap"
2384 cpuflags="-march=$cpu"
2385 ;;
2386 uc3[ab]*)
2387 subarch="avr32_uc"
2388 cpuflags="-mcpu=$cpu"
2389 ;;
2390 uc)
2391 subarch="avr32_uc"
2392 cpuflags="-march=$cpu"
2393 ;;
2394 esac
df5cdc24 2395
343aef9b
MR
2396fi
2397
df5cdc24
MR
2398add_cflags $cpuflags
2399add_asflags $cpuflags
2400
993f2d0f
MR
2401# compiler sanity check
2402check_exec <<EOF
2403int main(void){ return 0; }
2404EOF
2405if test "$?" != 0; then
2406 echo "$cc is unable to create an executable file."
2407 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2408 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2409 echo "Only do this if you know what cross compiling means."
2410 fi
2411 die "C compiler test failed."
2412fi
2413
046f081b 2414add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2415check_cflags -std=c99
50a334e4 2416check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2417#include <stdlib.h>
2418EOF
50a334e4 2419check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2420#include <stdlib.h>
2421EOF
e9b9a2f8 2422
f0125de9 2423check_host_cflags -std=c99
0a6db2a2 2424check_host_cflags -Wall
f0125de9 2425
b24dbcbd 2426case "$arch" in
e939cedd 2427 alpha|ia64|mips|parisc|sparc)
8a3c8627 2428 spic=$shared
b24dbcbd 2429 ;;
e939cedd 2430 x86)
cfdb6148 2431 subarch="x86_32"
e939cedd 2432 check_cc <<EOF && subarch="x86_64"
58b3536d 2433 int test[(int)sizeof(char*) - 7];
cfdb6148 2434EOF
de27f4d9 2435 if test "$subarch" = "x86_64"; then
e939cedd 2436 spic=$shared
de27f4d9 2437 fi
b24dbcbd 2438 ;;
b24dbcbd
RP
2439esac
2440
343aef9b 2441enable $subarch
8a3c8627 2442enabled spic && enable pic
b24dbcbd 2443
7483e694 2444# OS specific
4f854758 2445case $target_os in
a1629e28 2446 haiku)
63ae7e7c 2447 prefix_default="/boot/common"
108caaaa 2448 network_extralibs="-lnetwork"
f59c4bd6 2449 host_libs=
a1629e28 2450 ;;
7483e694 2451 sunos)
4d58e4cb 2452 AVSERVERLDFLAGS=""
9987769a 2453 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2454 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2455 network_extralibs="-lsocket -lnsl"
779222db 2456 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2457 # When using suncc to build, the Solaris linker will mark
2458 # an executable with each instruction set encountered by
2459 # the Solaris assembler. As our libraries contain their own
2460 # guards for processor-specific code, instead suppress
2461 # generation of the HWCAPS ELF section on Solaris x86 only.
2462 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2463 nm_opts='-P -g'
7483e694
DB
2464 ;;
2465 netbsd)
a1e4b3f6 2466 disable symver
07a8eef6
MR
2467 oss_indev_extralibs="-lossaudio"
2468 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2469 ;;
2470 openbsd)
7c4a001a 2471 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2472 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2473 # however the generated executable will not do anything
2474 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2475 # Thus explicitly enable PIC here.
cd78208b 2476 enable pic
a1e4b3f6 2477 disable symver
7483e694 2478 SHFLAGS='-shared'
07a8eef6
MR
2479 oss_indev_extralibs="-lossaudio"
2480 oss_outdev_extralibs="-lossaudio"
7483e694 2481 ;;
a1e4b3f6 2482 dragonfly)
a1e4b3f6
MR
2483 disable symver
2484 ;;
2485 freebsd)
7483e694
DB
2486 ;;
2487 bsd/os)
355d81df 2488 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2489 ;;
2490 darwin)
301ab19d 2491 gas="gas-preprocessor.pl $cc"
e08b8239 2492 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2493 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2494 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2495 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2496 SLIBSUF=".dylib"
2497 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2498 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2499 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2500 objformat="macho"
1b0f6fb8 2501 enabled x86_64 && objformat="macho64"
8dfa86f7 2502 enabled_any pic shared ||
2704bd1a 2503 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2504 ;;
2505 mingw32*)
9d3f4f50 2506 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2507 disable network
2508 else
2509 target_os=mingw32
2510 fi
dcc01c06 2511 LIBTARGET=i386
1fc9fb8a 2512 if enabled x86_64; then
417516f6 2513 LIBTARGET="i386:x86-64"
336cc1b0 2514 elif enabled arm; then
15c5156d 2515 LIBTARGET=arm-wince
dcc01c06 2516 fi
fbd971a4 2517 shlibdir_default="$bindir_default"
7483e694
DB
2518 SLIBPREF=""
2519 SLIBSUF=".dll"
7483e694
DB
2520 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2521 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2522 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2523 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2524 SLIB_INSTALL_LINKS=
2525 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2526 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2527 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 2528 objformat="win32"
ec10a9ab 2529 dlltool="${cross_prefix}dlltool"
bc574408 2530 enable dos_paths
1894e741 2531 check_cflags -fno-common
e26011d0
RP
2532 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2533 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2534 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2535 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2536 ;;
2537 cygwin*)
4f854758 2538 target_os=cygwin
fbd971a4 2539 shlibdir_default="$bindir_default"
7483e694
DB
2540 SLIBPREF="cyg"
2541 SLIBSUF=".dll"
2542 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2543 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2544 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2545 objformat="win32"
bc574408 2546 enable dos_paths
1894e741 2547 check_cflags -fno-common
a7a187a1 2548 add_cppflags -U__STRICT_ANSI__
7483e694 2549 ;;
4f365f37 2550 *-dos|freedos|opendos)
4f365f37 2551 network_extralibs="-lsocket"
ff1c015d 2552 objformat="coff"
bc574408 2553 enable dos_paths
a7a187a1 2554 add_cppflags -U__STRICT_ANSI__
4f365f37 2555 ;;
7483e694 2556 linux)
046f081b 2557 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2558 enable dv1394
2559 ;;
2560 irix*)
4f854758 2561 target_os=irix
7483e694
DB
2562 ranlib="echo ignoring ranlib"
2563 ;;
d22e8442 2564 os/2*)
d22e8442 2565 ln_s="cp -f"
9297f1ed 2566 objformat="aout"
e14574eb 2567 add_cppflags -D_GNU_SOURCE
355d81df 2568 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2569 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2570 AVSERVERLDFLAGS=""
287d3b13 2571 LIBSUF="_s.a"
d22e8442
DY
2572 SLIBPREF=""
2573 SLIBSUF=".dll"
2574 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2575 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2576 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2577 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2578 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2579 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2580 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2581 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2582 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2583 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2584 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2585 enable dos_paths
d22e8442 2586 ;;
83993c1c 2587 gnu/kfreebsd)
c1f54478 2588 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2589 ;;
34e82167 2590 gnu)
f60d1366 2591 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2592 ;;
d33ed7b3
MR
2593 qnx)
2594 add_cppflags -D_QNX_SOURCE
2595 network_extralibs="-lsocket"
2596 ;;
1c69c79f
MS
2597 symbian)
2598 SLIBSUF=".dll"
2599 enable dos_paths
e3bc07f4
MS
2600 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2601 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2602 add_ldflags -Wl,--target1-abs,--no-undefined \
2603 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2604 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2605 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2606 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2607 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2608 ;;
614d8911
MR
2609 none)
2610 ;;
7483e694 2611 *)
4f924f9a 2612 die "Unknown OS '$target_os'."
7483e694
DB
2613 ;;
2614esac
2615
6555acad
MR
2616esc(){
2617 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2618}
2619
2620echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2621
13cb2187
AS
2622check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2623
c9d19248
MR
2624set_default $PATHS_LIST
2625
320d060a 2626# we need to build at least one lib type
93b3c083 2627if ! enabled_any static shared; then
320d060a
DB
2628 cat <<EOF
2629At least one library type must be built.
2630Specify --enable-static to build the static libraries or --enable-shared to
2631build the shared libraries as well. To only build the shared libraries specify
2632--disable-static in addition to --enable-shared.
2633EOF
2634 exit 1;
2635fi
2636
2184c6f7 2637die_license_disabled() {
4c27207c 2638 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2639}
2640
e417d80d 2641die_license_disabled gpl libcdio
2184c6f7 2642die_license_disabled gpl libx264
de295976 2643die_license_disabled gpl libxavs
2184c6f7 2644die_license_disabled gpl libxvid
2184c6f7
DB
2645die_license_disabled gpl x11grab
2646
2f7ae63b 2647die_license_disabled nonfree libfaac
a060866f 2648die_license_disabled nonfree openssl
b2e3c528 2649
0b175caa
DB
2650die_license_disabled version3 libopencore_amrnb
2651die_license_disabled version3 libopencore_amrwb
d89e738a 2652die_license_disabled version3 libvo_aacenc
f502ff3f 2653die_license_disabled version3 libvo_amrwbenc
0b175caa 2654
9cad0e4e 2655enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2656
40617a6d 2657disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2658
e276d9e8
MR
2659enable_pic() {
2660 enable pic
bce7b696
MR
2661 add_cppflags -DPIC
2662 add_cflags -fPIC
2663 add_asflags -fPIC
e276d9e8
MR
2664}
2665
2666enabled pic && enable_pic
bce7b696 2667
b4d96ba2
MR
2668check_cc <<EOF || die "Symbol mangling check failed."
2669int ff_extern;
2670EOF
8182dc34 2671sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2672extern_prefix=${sym%%ff_extern*}
2673
f65883c8
MR
2674check_cc <<EOF && enable inline_asm
2675void foo(void) { __asm__ volatile ("" ::); }
2676EOF
61d251db 2677
df5e3978
MR
2678_restrict=
2679for restrict_keyword in restrict __restrict__ __restrict; do
2680 check_cc <<EOF && _restrict=$restrict_keyword && break
2681void foo(char * $restrict_keyword p);
2682EOF
2683done
2684
2685check_cc <<EOF && enable attribute_packed
2686struct { int x; } __attribute__((packed)) x;
2687EOF
2688
dffb41b9
MR
2689check_cc <<EOF && enable attribute_may_alias
2690union { int x; } __attribute__((may_alias)) x;
2691EOF
2692
df5e3978
MR
2693check_cc <<EOF || die "endian test failed"
2694unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2695EOF
48fc536a 2696od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2697
e939cedd
MR
2698if enabled alpha; then
2699
2700 check_cflags -mieee
2701
2702elif enabled arm; then
e45391bb 2703
8986fddc 2704 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2705 nogas=die
50fa82e6 2706
44caaa56
MR
2707 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2708 enable vfp_args
2709 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2710 case "${cross_prefix:-$cc}" in
2711 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2712 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2713__asm__ (".eabi_attribute 28, 1");
2714int main(void) { return 0; }
2715EOF
44caaa56
MR
2716 esac
2717 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2718 fi
fa0912fe 2719
fa0912fe
MR
2720 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2721 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2722 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2723 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2724 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2725 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2726
6308729e
MR
2727 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2728
e276d9e8
MR
2729 enabled_all armv6t2 shared !pic && enable_pic
2730
fa0912fe 2731elif enabled mips; then
e45391bb 2732
fa0912fe
MR
2733 check_asm loongson '"dmult.g $1, $2, $3"'
2734 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2735
fa0912fe 2736elif enabled ppc; then
e45391bb 2737
e6a0c354
MR
2738 enable local_aligned_8 local_aligned_16
2739
135448fa 2740 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2741 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2742 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2743 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2744
2745 # AltiVec flags: The FSF version of GCC differs from the Apple version
2746 if enabled altivec; then
301ab19d 2747 nogas=warn
fa0912fe
MR
2748 check_cflags -maltivec -mabi=altivec &&
2749 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2750 check_cflags -faltivec
2751
2752 # check if our compiler supports Motorola AltiVec C API
2753 check_cc <<EOF || disable altivec
2754$inc_altivec_h
2755int main(void) {
2756 vector signed int v1, v2, v3;
2757 v1 = vec_add(v2,v3);
2758 return 0;
2759}
2760EOF
2761
2762 # check if our compiler supports braces for vector declarations
2763 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2764$inc_altivec_h
2765int main (void) { (vector int) {1}; return 0; }
2766EOF
2767 fi
e45391bb 2768
fa0912fe 2769elif enabled sparc; then
e45391bb 2770
fa0912fe
MR
2771 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2772 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2773
fa0912fe 2774elif enabled x86; then
e45391bb 2775
e6a0c354
MR
2776 enable local_aligned_8 local_aligned_16
2777
44965991
PI
2778 # check whether EBP is available on x86
2779 # As 'i' is stored on the stack, this program will crash
2780 # if the base pointer is used to access it because the
2781 # base pointer is cleared in the inline assembly code.
7dfef245 2782 check_exec_crash <<EOF && enable ebp_available
44965991 2783 volatile int i=0;
be449fca 2784 __asm__ volatile (
44965991
PI
2785 "xorl %%ebp, %%ebp"
2786 ::: "%ebp");
2787 return i;
44965991
PI
2788EOF
2789
f494213c 2790 # check whether EBX is available on x86
7cee5421
MR
2791 check_asm ebx_available '""::"b"(0)' &&
2792 check_asm ebx_available '"":::"%ebx"'
8e380710 2793
6f74fb03
RP
2794 # check whether xmm clobbers are supported
2795 check_asm xmm_clobbers '"":::"%xmm0"'
2796
d7f0920b 2797 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2798 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2799 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2800
9cca1e40 2801 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2802 if check_cmd $yasmexe --version; then
2803 enabled x86_64 && yasm_extra="-m amd64"
2804 yasm_debug="-g dwarf2"
2805 elif check_cmd nasm -v; then
2806 yasmexe=nasm
2807 yasm_debug="-g -F dwarf"
2808 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2809 fi
2810
2811 YASMFLAGS="-f $objformat $yasm_extra"
2812 enabled pic && append YASMFLAGS "-DPIC"
2813 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2814 case "$objformat" in
2815 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2816 esac
2817
48545a8f 2818 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2819 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2820 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2821 fi
e45391bb 2822
669b5583
MR
2823 case "$cpu" in
2824 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2825 disable fast_clz
2826 ;;
2827 esac
2828
44965991
PI
2829fi
2830
301ab19d
MR
2831if enabled asm; then
2832 as=${gas:=$as}
2833 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2834 $nogas "GNU assembler not found, install gas-preprocessor"
2835fi
2836
4a7e068b
MR
2837check_ldflags -Wl,--as-needed
2838
a98bb16d
RP
2839if check_func dlopen; then
2840 ldl=
2841elif check_func dlopen -ldl; then
2842 ldl=-ldl
8bf5d58f
MN
2843fi
2844
54fe299b
DV
2845if enabled network; then
2846 check_type "sys/types.h sys/socket.h" socklen_t
2847 check_type netdb.h "struct addrinfo"
2848 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2849 check_type netinet/in.h "struct sockaddr_in6"
2850 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2851 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2852 check_header netinet/sctp.h
54fe299b
DV
2853 # Prefer arpa/inet.h over winsock2
2854 if check_header arpa/inet.h ; then
2855 check_func closesocket
2856 elif check_header winsock2.h ; then
2857 check_func_headers winsock2.h closesocket -lws2 && \
2858 network_extralibs="-lws2" || \
2859 { check_func_headers winsock2.h closesocket -lws2_32 && \
2860 network_extralibs="-lws2_32"; }
2861 check_type ws2tcpip.h socklen_t
2862 check_type ws2tcpip.h "struct addrinfo"
2863 check_type ws2tcpip.h "struct ipv6_mreq"
2864 check_type ws2tcpip.h "struct sockaddr_in6"
2865 check_type ws2tcpip.h "struct sockaddr_storage"
2866 check_struct winsock2.h "struct sockaddr" sa_len
2867 else
2868 disable network
2869 fi
2870fi
2871
75ecf149
DB
2872# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2873check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2874
534a2231 2875check_func fcntl
7483e694 2876check_func fork
84882df6 2877check_func getaddrinfo $network_extralibs
7483e694
DB
2878check_func gethrtime
2879check_func getrusage
fc5607f8 2880check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2881check_func inet_aton $network_extralibs
abfc8d05 2882check_func isatty
a5b64584 2883check_func localtime_r
4ae40685 2884check_func ${malloc_prefix}memalign && enable memalign
7483e694 2885check_func mkstemp
0328b9ea 2886check_func mmap
4ae40685 2887check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2888check_func setrlimit
87958234 2889check_func strerror_r
6379900c 2890check_func strptime
47941088 2891check_func strtok_r
ea4d5f48 2892check_func sched_getaffinity
bcc73960 2893check_func sysconf
b9e22269 2894check_func sysctl
b507ebd1 2895check_func_headers io.h setmode
fc5607f8 2896check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2897check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2898check_func_headers windows.h GetProcessTimes
73f6d31e 2899check_func_headers windows.h MapViewOfFile
7c5bfe7a 2900check_func_headers windows.h VirtualAlloc
6ffa87d3 2901
a98bb16d 2902check_header dlfcn.h
92c6a099 2903check_header dxva2api.h
a98bb16d 2904check_header malloc.h
bf6ce82d 2905check_header poll.h
b58412f1 2906check_header sys/mman.h
06bb5905 2907check_header sys/param.h
b091aa44 2908check_header sys/resource.h
bf6ce82d 2909check_header sys/select.h
272081b0
CEH
2910check_header vdpau/vdpau.h
2911check_header vdpau/vdpau_x11.h
68178ca9 2912check_header X11/extensions/XvMClib.h
a98bb16d 2913
a4fa192c 2914disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2915disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2916
ff3755cb
JG
2917if ! disabled w32threads && ! enabled pthreads; then
2918 check_func _beginthreadex && enable w32threads
2919fi
2920
57bd82d4
MR
2921# check for some common methods of building with pthread support
2922# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2923if ! disabled pthreads && ! enabled w32threads; then
2924 enable pthreads
9e7fd101
MR
2925 if check_func pthread_create; then
2926 :
2927 elif check_func pthread_create -pthread; then
2928 add_cflags -pthread
afc9aee2 2929 add_extralibs -pthread
9e7fd101
MR
2930 elif check_func pthread_create -pthreads; then
2931 add_cflags -pthreads
afc9aee2 2932 add_extralibs -pthreads
8d94f606
GT
2933 elif check_func pthread_create -lpthreadGC2; then
2934 add_extralibs -lpthreadGC2
9e7fd101 2935 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2936 disable pthreads
9e7fd101 2937 fi
57bd82d4
MR
2938fi
2939
8eee7025 2940for thread in $THREADS_LIST; do
e5f94c2b 2941 if enabled $thread; then
3ae3b721
RP
2942 test -n "$thread_type" &&
2943 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2944 thread_type="$thread"
e5f94c2b
RP
2945 fi
2946done
2947
50f7c296 2948check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2949enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2950
645d2652
MR
2951check_mathfunc exp2
2952check_mathfunc exp2f
2953check_mathfunc llrint
07876e25 2954check_mathfunc llrintf
645d2652
MR
2955check_mathfunc log2
2956check_mathfunc log2f
2957check_mathfunc lrint
2958check_mathfunc lrintf
2959check_mathfunc round
2960check_mathfunc roundf
23d3931a 2961check_mathfunc trunc
645d2652 2962check_mathfunc truncf
f32adb22 2963
57bd82d4 2964# these are off by default, so fail if requested and not available
a1b3c5a3 2965enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2966enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2967enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2968enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2969enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2970enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2971enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2972enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2973enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2974enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2975enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2976enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2977enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2978enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2979enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2980enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2981enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2982enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2983enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2984enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2985enabled libvpx && {
2986 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2987 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2988 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2989 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2990enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2991 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2992 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2993enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2994enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2995enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2996 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2997 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2998 die "ERROR: openssl not found"; }
8ac17293 2999
0b4a1821
AS
3000# libdc1394 check
3001if enabled libdc1394; then
3002 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3003 enable libdc1394_2; } ||
3004 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3005 enable libdc1394_1; } ||
3006 die "ERROR: No version of libdc1394 found "
3007fi
3008
9bd41bb1 3009if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3010 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3011 enable sdl &&
3012 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3013fi
57bd82d4 3014
2270b4b2 3015texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3016
c6f95144 3017check_header linux/fb.h
06e31011 3018check_header linux/videodev2.h
a6a4793d
LB
3019check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3020
1b6e8b73 3021check_header sys/videoio.h
47f38850 3022
27796dc3 3023check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3024# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3025# w32api 3.12 had it defined wrong
3026check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3027
f8aa696f 3028# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3029{ check_header dev/bktr/ioctl_meteor.h &&
3030 check_header dev/bktr/ioctl_bt848.h; } ||
3031{ check_header machine/ioctl_meteor.h &&
3032 check_header machine/ioctl_bt848.h; } ||
3033{ check_header dev/video/meteor/ioctl_meteor.h &&
3034 check_header dev/video/bktr/ioctl_bt848.h; } ||
3035check_header dev/ic/bt8xx.h
f8aa696f 3036
15d59d2c 3037check_header sndio.h
c7682de0
RP
3038check_header sys/soundcard.h
3039check_header soundcard.h
deb29777 3040
b6f3d925 3041enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3042
0e57fe17 3043enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3044
15d59d2c
B
3045enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3046
e417d80d
AK
3047enabled libcdio &&
3048 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3049
4a584eda
JA
3050enabled x11grab &&
3051require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3052require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3053require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3054
ac3dbb4d
SZ
3055# check for VDA header
3056if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3057 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3058fi
3059
598ef02b 3060if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3061check_cpp_condition \
3062 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3063 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3064 disable vdpau; }
abf649c7 3065fi
deda2a4a 3066
95e561ec 3067enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3068
3069# add some useful compiler flags if supported
3070check_cflags -Wdeclaration-after-statement
dcd479c0 3071check_cflags -Wall
440e3b2f 3072check_cflags -Wno-parentheses
dcd479c0 3073check_cflags -Wno-switch
b36518dc 3074check_cflags -Wno-format-zero-length
c07bd6a9
MN
3075check_cflags -Wdisabled-optimization
3076check_cflags -Wpointer-arith
3077check_cflags -Wredundant-decls
cc1fb623 3078check_cflags -Wno-pointer-sign
f4929996 3079check_cflags -Wcast-qual
9aceb3cf 3080check_cflags -Wwrite-strings
652a5bf6 3081check_cflags -Wtype-limits
764551c6 3082check_cflags -Wundef
fc298fd9 3083check_cflags -Wmissing-prototypes
c2ed91de 3084check_cflags -Wstrict-prototypes
5af4e0cc 3085enabled extra_warnings && check_cflags -Winline
cf9d24ad 3086
57bd82d4 3087# add some linker flags
5c0e9479 3088check_ldflags -Wl,--warn-common
3510a133 3089check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3090test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3091
7e4d9d5d
RB
3092enabled xmm_clobber_test && \
3093 check_ldflags -Wl,--wrap,avcodec_open2 \
3094 -Wl,--wrap,avcodec_decode_audio4 \
3095 -Wl,--wrap,avcodec_decode_video2 \
3096 -Wl,--wrap,avcodec_decode_subtitle2 \
3097 -Wl,--wrap,avcodec_encode_audio2 \
3098 -Wl,--wrap,avcodec_encode_video \
3099 -Wl,--wrap,avcodec_encode_subtitle \
3100 -Wl,--wrap,sws_scale || \
3101 disable xmm_clobber_test
3102
a482e61b 3103echo "X{};" > $TMPV
b462d132 3104if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3105 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3106 check_cc <<EOF && enable symver_asm_label
3107void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3108void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3109EOF
3110 check_cc <<EOF && enable symver_gnu_asm
3111__asm__(".symver ff_foo,av_foo@VERSION");
3112void ff_foo(void) {}
3113EOF
3114fi
a482e61b 3115
9cd7b854
MR
3116if [ -n "$optflags" ]; then
3117 add_cflags $optflags
3118elif enabled small; then
14ca9cd0 3119 add_cflags $size_cflags
8400d6b8 3120elif enabled optimizations; then
14ca9cd0 3121 add_cflags $speed_cflags
b05394a0
MR
3122else
3123 add_cflags $noopt_cflags
cddf3f45 3124fi
11fdbc44 3125check_cflags -fno-math-errno
b2eb2ff0 3126check_cflags -fno-signed-zeros
cddf3f45 3127
629687f6 3128if enabled icc; then
b1598b58
MR
3129 # Just warnings, no remarks
3130 check_cflags -w1
3131 # -wd: Disable following warnings
3132 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3133 # 1292: attribute "foo" ignored
88de5b0a 3134 # 1419: external declaration in primary source file
b1598b58 3135 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3136 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3137 # 10156: ignoring option '-W'; no argument required
88de5b0a 3138 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3139 # 11030: Warning unknown option --as-needed
3140 # 10156: ignoring option '-export'; no argument required
3141 check_ldflags -wd10156,11030
3142 # Allow to compile with optimizations
3143 check_ldflags -march=$cpu
be2cf98a
CEH
3144 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3145 enable ebp_available
bdefad73
MR
3146 if enabled x86_32; then
3147 test ${icc_version%%.*} -ge 11 && \
3148 check_cflags -falign-stack=maintain-16-byte || \
3149 disable aligned_stack
3150 fi
df442a8d
MR
3151elif enabled ccc; then
3152 # disable some annoying warnings
3153 add_cflags -msg_disable cvtu32to64
3154 add_cflags -msg_disable embedcomment
3155 add_cflags -msg_disable needconstext
3156 add_cflags -msg_disable nomainieee
3157 add_cflags -msg_disable ptrmismatch1
3158 add_cflags -msg_disable unreachcode
973859f5
MR
3159elif enabled gcc; then
3160 check_cflags -fno-tree-vectorize
765e6134 3161 check_cflags -Werror=implicit-function-declaration
de63bfec 3162 check_cflags -Werror=missing-prototypes
9d6b2077 3163 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3164elif enabled llvm_gcc; then
3165 check_cflags -mllvm -stack-alignment=16
06da6943 3166elif enabled clang; then
5c8ef670 3167 check_cflags -mllvm -stack-alignment=16
06da6943 3168 check_cflags -Qunused-arguments
138132be
MR
3169elif enabled armcc; then
3170 # 2523: use of inline assembler is deprecated
bcafde61
MR
3171 add_cflags -W${armcc_opt},--diag_suppress=2523
3172 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3173 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3174 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3175 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3176 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3177elif enabled tms470; then
3178 add_cflags -pds=824 -pds=837
5f3b8314
MR
3179elif enabled pathscale; then
3180 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3181fi
3182
7483e694
DB
3183enabled_any $THREADS_LIST && enable threads
3184
3185check_deps $CONFIG_LIST \
b6bb00b0 3186 $CONFIG_EXTRA \
7483e694 3187 $HAVE_LIST \
54e75be4
DB
3188 $ALL_COMPONENTS \
3189 $ALL_TESTS \
f70f03f6 3190
3bfd582c 3191enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3192
77cfb256 3193! enabled_any memalign posix_memalign &&
9bbd6a4c
MR
3194 enabled_any $need_memalign && enable memalign_hack
3195
3e89171a 3196echo "install prefix $prefix"
f36958f8
DB
3197echo "source path $source_path"
3198echo "C compiler $cc"
f36958f8 3199echo "ARCH $arch ($cpu)"
ce8871c2
MR
3200if test "$build_suffix" != ""; then
3201 echo "build suffix $build_suffix"
eb94aca9 3202fi
ac63af34
DB
3203if test "$extra_version" != ""; then
3204 echo "version string suffix $extra_version"
3205fi
0db2ce77 3206echo "big-endian ${bigendian-no}"
e90f5b5a 3207echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3208if enabled x86; then
6348a96c 3209 echo "${yasmexe} ${yasm-no}"
0db2ce77 3210 echo "MMX enabled ${mmx-no}"
30e98e62 3211 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3212 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3213 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3214 echo "SSE enabled ${sse-no}"
30e98e62 3215 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3216 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3217 echo "CMOV enabled ${cmov-no}"
3218 echo "CMOV is fast ${fast_cmov-no}"
971cc990