avconv: print an error message when demuxing fails.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
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126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
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170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
06454877 172 --enable-libfaac enable FAAC support via libfaac [no]
37eeb5e2 173 --enable-libfdk-aac enable AAC support via libfdk-aac [no]
a5b64584 174 --enable-libfreetype enable libfreetype [no]
06454877 175 --enable-libgsm enable GSM support via libgsm [no]
3641b048 176 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 177 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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178 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
179 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
180 --enable-libopencv enable video filtering via libopencv [no]
06454877 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 [$ELIBS]
219 --extra-version=STRING version string suffix []
3b327a4b 220 --optflags override optimization-related compiler flags
06454877 221 --build-suffix=SUFFIX library name suffix []
3b327a4b 222 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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223 --arch=ARCH select architecture [$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
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238 --disable-altivec disable AltiVec optimizations
239 --disable-amd3dnow disable 3DNow! optimizations
240 --disable-amd3dnowext disable 3DNow! extended optimizations
241 --disable-mmx disable MMX optimizations
242 --disable-mmx2 disable MMX2 optimizations
243 --disable-sse disable SSE optimizations
244 --disable-ssse3 disable SSSE3 optimizations
87f1355f 245 --disable-avx disable AVX optimizations
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246 --disable-armv5te disable armv5te optimizations
247 --disable-armv6 disable armv6 optimizations
248 --disable-armv6t2 disable armv6t2 optimizations
249 --disable-armvfp disable ARM VFP optimizations
06454877 250 --disable-mmi disable MMI optimizations
5ea20630 251 --disable-neon disable NEON optimizations
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252 --disable-vis disable VIS optimizations
253 --disable-yasm disable use of yasm assembler
06454877 254
070c5d0f 255Developer options (useful when working on Libav itself):
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256 --disable-debug disable debugging symbols
257 --enable-debug=LEVEL set the debug level [$debuglevel]
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258 --disable-optimizations disable compiler optimizations
259 --enable-extra-warnings enable more compiler warnings
52b3cc60 260 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 261 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
262 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
263 should be used only for debugging purposes)
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264
265NOTE: Object files are built at the place where configure is launched.
266EOF
60e8bc13 267 exit 0
74c53c2d 268}
cf9d24ad 269
0884fadf
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270quotes='""'
271
57bd82d4 272log(){
2270b4b2 273 echo "$@" >> $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
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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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302Rerun configure with logging enabled (do not use --disable-logging), and
303include the log this produces with your report.
2ba042a7
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304EOF
305 else
306cat <<EOF
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307Include the log file "$logfile" produced by configure as this will help
308solving the problem.
2ba042a7
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309EOF
310 fi
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311 exit 1
312}
313
6c6007d6 314# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 315toupper(){
6c6007d6 316 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
317}
318
4a5444db 319tolower(){
6c6007d6 320 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
321}
322
14a8acf1
MR
323c_escape(){
324 echo "$*" | 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'"
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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
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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
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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
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404enable(){
405 set_all yes $*
406}
407
408disable(){
409 set_all no $*
410}
411
72a43668
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412enable_weak(){
413 set_weak yes $*
414}
415
416disable_weak(){
417 set_weak no $*
418}
419
72702705 420enable_safe(){
fd07f803
MR
421 for var; do
422 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
423 done
72702705
MR
424}
425
426disable_safe(){
fd07f803
MR
427 for var; do
428 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
429 done
72702705
MR
430}
431
f9d328da
MR
432do_enable_deep(){
433 for var; do
434 enabled $var && continue
435 eval sel="\$${var}_select"
c510c7b5
MR
436 eval sgs="\$${var}_suggest"
437 pushvar var sgs
f9d328da 438 enable_deep $sel
c510c7b5
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439 popvar sgs
440 enable_deep_weak $sgs
f9d328da
MR
441 popvar var
442 done
443}
444
445enable_deep(){
446 do_enable_deep $*
447 enable $*
448}
449
72a43668
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450enable_deep_weak(){
451 do_enable_deep $*
452 enable_weak $*
453}
454
57bd82d4 455enabled(){
3250003c
MR
456 test "${1#!}" = "$1" && op== || op=!=
457 eval test "x\$${1#!}" $op "xyes"
44161118
MR
458}
459
37970ebf 460disabled(){
3250003c
MR
461 test "${1#!}" = "$1" && op== || op=!=
462 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
463}
464
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465enabled_all(){
466 for opt; do
467 enabled $opt || return 1
468 done
469}
470
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471disabled_all(){
472 for opt; do
473 disabled $opt || return 1
474 done
475}
476
44161118
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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 = $value ] && return 0
501 done
502 return 1
503}
504
30fd06be
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505check_deps(){
506 for cfg; do
3250003c 507 cfg="${cfg#!}"
799c9e9b
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508 enabled ${cfg}_checking && die "Circular dependency for $cfg."
509 disabled ${cfg}_checking && continue
510 enable ${cfg}_checking
511
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512 eval dep_all="\$${cfg}_deps"
513 eval dep_any="\$${cfg}_deps_any"
7ef3425f 514 eval dep_sel="\$${cfg}_select"
c510c7b5 515 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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 $dep_ifn
521 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 522
3d7453e0
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523 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
524 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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525 enabled_all $dep_all || disable $cfg
526 enabled_any $dep_any || disable $cfg
7ef3425f 527 disabled_any $dep_sel && disable $cfg
799c9e9b 528
4ec45764
RP
529 if enabled $cfg; then
530 eval dep_extralibs="\$${cfg}_extralibs"
531 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 532 enable_deep $dep_sel
c510c7b5 533 enable_deep_weak $dep_sgs
4ec45764
RP
534 fi
535
799c9e9b 536 disable ${cfg}_checking
30fd06be
MR
537 done
538}
539
72cfcf41
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
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557 files=$2
558 shift 2
44161118 559 for cfg; do
5e622c40 560 ucname="$(toupper $cfg)"
72cfcf41
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561 for f in $files; do
562 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
563 done
44161118 564 done
57bd82d4
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565}
566
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
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576append(){
577 var=$1
578 shift
57bd82d4
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579 eval "$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
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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 $extralibs
dcd479c0
MR
662}
663
5adc829e
MR
664check_code(){
665 log check_code "$@"
666 check=$1
667 headers=$2
668 code=$3
669 shift 3
670 {
671 for hdr in $headers; do
672 echo "#include <$hdr>"
673 done
674 echo "int main(void) { $code; return 0; }"
675 } | check_$check "$@"
676}
677
50a334e4
MR
678check_cppflags(){
679 log check_cppflags "$@"
caf458dd
MR
680 set -- $($filter_cppflags "$@")
681 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
682int x;
683EOF
684}
685
dcd479c0 686check_cflags(){
57bd82d4 687 log check_cflags "$@"
caf458dd
MR
688 set -- $($filter_cflags "$@")
689 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
690int x;
691EOF
692}
693
2ed46eea
MR
694test_ldflags(){
695 log test_ldflags "$@"
696 check_ld "$@" <<EOF
c23a0ac8 697int main(void){ return 0; }
dcd479c0
MR
698EOF
699}
700
2ed46eea
MR
701check_ldflags(){
702 log check_ldflags "$@"
703 test_ldflags "$@" && add_ldflags "$@"
704}
705
dcd479c0 706check_header(){
57bd82d4 707 log check_header "$@"
dcd479c0
MR
708 header=$1
709 shift
b77df637
MR
710 disable_safe $header
711 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
712#include <$header>
713int x;
714EOF
715}
716
717check_func(){
57bd82d4 718 log check_func "$@"
dcd479c0
MR
719 func=$1
720 shift
d8bc5f06
MR
721 disable $func
722 check_ld "$@" <<EOF && enable $func
dcd479c0 723extern int $func();
c23a0ac8 724int main(void){ $func(); }
dcd479c0
MR
725EOF
726}
727
645d2652 728check_mathfunc(){
6b73c0ae 729 log check_mathfunc "$@"
645d2652
MR
730 func=$1
731 shift
732 disable $func
733 check_ld "$@" <<EOF && enable $func
734#include <math.h>
33bd38db
MR
735float foo(float f) { return $func(f); }
736int main(void){ return 0; }
645d2652
MR
737EOF
738}
739
2446d3d6
DB
740check_func_headers(){
741 log check_func_headers "$@"
f8d7b072 742 headers=$1
edaf1ae2 743 funcs=$2
f8d7b072 744 shift 2
edaf1ae2
MR
745 {
746 for hdr in $headers; do
747 echo "#include <$hdr>"
748 done
749 for func in $funcs; do
750 echo "long check_$func(void) { return (long) $func; }"
751 done
752 echo "int main(void) { return 0; }"
753 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
754}
755
a5344cf7
SS
756check_cpp_condition(){
757 log check_cpp_condition "$@"
758 header=$1
759 condition=$2
f855b7b9
MR
760 shift 2
761 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
762#include <$header>
763#if !($condition)
764#error "unsatisfied condition: $condition"
765#endif
766EOF
767}
768
57bd82d4
MR
769check_lib(){
770 log check_lib "$@"
771 header="$1"
772 func="$2"
773 shift 2
84400e9d 774 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
775}
776
f8d7b072
MR
777check_lib2(){
778 log check_lib2 "$@"
779 headers="$1"
edaf1ae2 780 funcs="$2"
f8d7b072 781 shift 2
edaf1ae2 782 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
783}
784
3f8040db
MR
785check_pkg_config(){
786 log check_pkg_config "$@"
787 pkg="$1"
788 headers="$2"
789 funcs="$3"
790 shift 3
791 $pkg_config --exists $pkg || return
792 pkg_cflags=$($pkg_config --cflags $pkg)
793 pkg_libs=$($pkg_config --libs $pkg)
794 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
795 set_safe ${pkg}_cflags $pkg_cflags &&
796 set_safe ${pkg}_libs $pkg_libs
797}
798
dcd479c0 799check_exec(){
2270b4b2 800 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
801}
802
7dfef245 803check_exec_crash(){
5e622c40 804 code=$(cat)
7dfef245
MR
805
806 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
807 # are safe but may not be available everywhere. Thus we use
808 # raise(SIGTERM) instead. The check is run in a subshell so we
809 # can redirect the "Terminated" message from the shell. SIGBUS
810 # is not defined by standard C so it is used conditionally.
811
2270b4b2 812 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
813#include <signal.h>
814static void sighandler(int sig){
815 raise(SIGTERM);
816}
e5af4a11 817int main(void){
7dfef245
MR
818 signal(SIGILL, sighandler);
819 signal(SIGFPE, sighandler);
820 signal(SIGSEGV, sighandler);
821#ifdef SIGBUS
822 signal(SIGBUS, sighandler);
823#endif
824 { $code }
825}
826EOF
827}
828
72be9e73
DY
829check_type(){
830 log check_type "$@"
831 headers=$1
832 type=$2
833 shift 2
ae550ce9 834 disable_safe "$type"
5adc829e 835 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
836}
837
14d36751
MR
838check_struct(){
839 log check_type "$@"
840 headers=$1
841 struct=$2
842 member=$3
843 shift 3
844 disable_safe "${struct}_${member}"
5adc829e
MR
845 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
846 enable_safe "${struct}_${member}"
14d36751
MR
847}
848
57bd82d4
MR
849require(){
850 name="$1"
851 header="$2"
852 func="$3"
853 shift 3
854 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
855}
856
f8d7b072
MR
857require2(){
858 name="$1"
859 headers="$2"
860 func="$3"
861 shift 3
862 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
863}
864
3f8040db
MR
865require_pkg_config(){
866 pkg="$1"
867 check_pkg_config "$@" || die "ERROR: $pkg not found"
868 add_cflags $(get_safe ${pkg}_cflags)
869 add_extralibs $(get_safe ${pkg}_libs)
870}
871
f0125de9
MR
872check_host_cc(){
873 log check_host_cc "$@"
874 cat > $TMPC
875 log_file $TMPC
876 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
877}
878
879check_host_cflags(){
880 log check_host_cflags "$@"
881 check_host_cc "$@" <<EOF && append host_cflags "$@"
882int x;
883EOF
884}
885
c505dd31
MR
886apply(){
887 file=$1
888 shift
889 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
890}
891
c34681df 892cp_if_changed(){
5e27ec28
MR
893 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
894 mkdir -p "$(dirname $2)"
895 cp -f "$1" "$2"
c34681df
MR
896}
897
dcd61286
DB
898# CONFIG_LIST contains configurable options, while HAVE_LIST is for
899# system-dependent things.
900
4a0d6686
AJ
901COMPONENT_LIST="
902 bsfs
903 decoders
904 demuxers
905 encoders
3cde40aa 906 filters
5666fd73 907 hwaccels
c552605c 908 indevs
4a0d6686 909 muxers
c552605c 910 outdevs
4a0d6686
AJ
911 parsers
912 protocols
913"
914
055c61b8
DB
915PROGRAM_LIST="
916 avconv
917 avplay
918 avprobe
919 avserver
055c61b8
DB
920"
921
4a0d6686
AJ
922CONFIG_LIST="
923 $COMPONENT_LIST
055c61b8 924 $PROGRAM_LIST
a5444fee 925 ac3dsp
5a0f7131
MR
926 avcodec
927 avdevice
f7679c54 928 avfilter
5a0f7131 929 avformat
c8af852b 930 avresample
c88f5d72 931 avisynth
f402916e 932 bzlib
7f3f5f46 933 dct
c73f65d9 934 doc
05aec7bb 935 dwt
92c6a099 936 dxva2
27a9466b 937 fastdiv
1848f7d9 938 fft
47941088 939 frei0r
bc8c1395 940 gnutls
c88f5d72 941 gpl
d8d0d0b2 942 gray
3abe5fbd 943 hardcoded_tables
e417d80d 944 libcdio
f7b8bffe 945 libdc1394
2eed5a46 946 libfaac
37eeb5e2 947 libfdk_aac
a5b64584 948 libfreetype
c88f5d72 949 libgsm
3641b048 950 libilbc
6ebe07fb 951 libmp3lame
0b175caa
DB
952 libopencore_amrnb
953 libopencore_amrwb
6ebf0bfc 954 libopencv
9a77d59a 955 libopenjpeg
0de9c41f 956 libpulse
0f943ce6 957 librtmp
f7cd9eed 958 libschroedinger
ae14f311 959 libspeex
150d2772 960 libtheora
d89e738a 961 libvo_aacenc
f502ff3f 962 libvo_amrwbenc
c88f5d72 963 libvorbis
8299a7f8 964 libvpx
1cc60c47 965 libx264
de295976 966 libxavs
1cc60c47 967 libxvid
b781cc12 968 lsp
47a158cb 969 mdct
c88f5d72 970 memalign_hack
c4f5c2d6 971 mpegaudiodsp
c88f5d72 972 network
3fe142e2 973 nonfree
a060866f 974 openssl
8a3c8627 975 pic
68602540 976 rdft
44b70ce5 977 rtpdec
e90f5b5a 978 runtime_cpudetect
8cfbbd92 979 safe_bitstream_reader
2e35e684 980 shared
4538729a 981 sinewin
bd2216e4 982 small
6b35d421 983 sram
2e35e684 984 static
5a0f7131 985 swscale
a9ddb5b1 986 swscale_alpha
8986fddc 987 thumb
17492d5e 988 vaapi
ac3dbb4d 989 vda
17492d5e 990 vdpau
9cad0e4e 991 version3
7e4d9d5d 992 xmm_clobber_test
56a059ac 993 x11grab
c88f5d72 994 zlib
4a0d6686 995"
c88f5d72 996
8eee7025 997THREADS_LIST='
8eee7025
DB
998 pthreads
999 w32threads
1000'
1001
3f5b56e5
MR
1002ARCH_LIST='
1003 alpha
a2fc0f6a 1004 arm
fdcd782d
MR
1005 avr32
1006 avr32_ap
1007 avr32_uc
3f5b56e5
MR
1008 bfin
1009 ia64
1010 m68k
1011 mips
bae3abb0 1012 mips64
3f5b56e5 1013 parisc
79cb09b2 1014 ppc
34d11b87 1015 ppc64
3f5b56e5
MR
1016 s390
1017 sh4
1018 sparc
1019 sparc64
0844bae1 1020 tomi
3f5b56e5
MR
1021 x86
1022 x86_32
1023 x86_64
1024'
1025
1026ARCH_EXT_LIST='
1ac9331a 1027 altivec
3bf96eec 1028 amd3dnow
a1ef9f08 1029 amd3dnowext
1ac9331a 1030 armv5te
edab3048 1031 armv6
ab5cb084 1032 armv6t2
f55b299a 1033 armvfp
87f1355f 1034 avx
3f5b56e5
MR
1035 mmi
1036 mmx
d7f0920b 1037 mmx2
6b18d278 1038 neon
799fde37 1039 ppc4xx
1bb04d5a 1040 sse
9eeed841 1041 ssse3
93eb8e4d 1042 vfpv3
bd9d34a0 1043 vis
3f5b56e5
MR
1044'
1045
a3e02a8c
MR
1046HAVE_LIST_PUB='
1047 bigendian
d268eee9 1048 fast_unaligned
a3e02a8c
MR
1049'
1050
3f5b56e5
MR
1051HAVE_LIST="
1052 $ARCH_EXT_LIST
a3e02a8c 1053 $HAVE_LIST_PUB
3f5b56e5 1054 $THREADS_LIST
be1a839c 1055 aligned_malloc
59782b82 1056 aligned_stack
35fd8122 1057 alsa_asoundlib_h
3f5b56e5 1058 altivec_h
c9fdab0d 1059 arpa_inet_h
6308729e 1060 asm_mod_y
dffb41b9 1061 attribute_may_alias
e7ea5e3d 1062 attribute_packed
15333562 1063 cbrtf
ecf97f22 1064 closesocket
1ac9331a 1065 cmov
c0ee695b 1066 cpuid
c88f5d72 1067 dcbzl
f8aa696f
DB
1068 dev_bktr_ioctl_bt848_h
1069 dev_bktr_ioctl_meteor_h
1070 dev_ic_bt8xx_h
f8aa696f 1071 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1072 dev_video_meteor_ioctl_meteor_h
18b67ae5 1073 dlfcn_h
c88f5d72 1074 dlopen
bc574408 1075 dos_paths
fa845061 1076 dxva_h
245626d0
DB
1077 ebp_available
1078 ebx_available
6b7c7703
VS
1079 exp2
1080 exp2f
c2a29455 1081 fast_64bit
669b5583 1082 fast_clz
7073e9fc 1083 fast_cmov
534a2231 1084 fcntl
9d99cc5a 1085 fork
84882df6 1086 getaddrinfo
da9e86f8 1087 gethrtime
667fb97a 1088 getopt
02e8f427 1089 GetProcessAffinityMask
fc5607f8 1090 GetProcessMemoryInfo
4e68cb8a 1091 GetProcessTimes
61183b5a 1092 GetSystemTimeAsFileTime
66be5b45 1093 getrusage
61183b5a 1094 gettimeofday
a49d3025 1095 gnu_as
2f0c136e 1096 ibm_asm
2e1913b1 1097 inet_aton
61d251db 1098 inline_asm
3b1ab197 1099 io_h
abfc8d05 1100 isatty
46df708b
MS
1101 isinf
1102 isnan
8772997d 1103 jack_port_get_latency_range
9f5ff83f 1104 ldbrx
0b4a1821
AS
1105 libdc1394_1
1106 libdc1394_2
a33cab3a 1107 llrint
07876e25 1108 llrintf
d96cd429
MR
1109 local_aligned_16
1110 local_aligned_8
a5b64584 1111 localtime_r
291fd18a 1112 log2
6b7c7703 1113 log2f
85dd97ad 1114 loongson
a33cab3a 1115 lrint
c88f5d72 1116 lrintf
f8aa696f
DB
1117 machine_ioctl_bt848_h
1118 machine_ioctl_meteor_h
c88f5d72 1119 malloc_h
73f6d31e 1120 MapViewOfFile
c88f5d72 1121 memalign
6ffa87d3 1122 mkstemp
f80ddd5b 1123 mm_empty
0328b9ea 1124 mmap
d3d3a32c 1125 nanosleep
5699884c 1126 netinet_sctp_h
3e0b1c9a 1127 poll_h
1f91cdce 1128 posix_memalign
07b28702 1129 rdtsc
183b1c22 1130 rint
a33cab3a
MK
1131 round
1132 roundf
358d854d 1133 rweflags
ea4d5f48 1134 sched_getaffinity
c88f5d72
MR
1135 sdl
1136 sdl_video_size
b507ebd1 1137 setmode
3e0b1c9a 1138 setrlimit
d3d3a32c 1139 Sleep
15d59d2c 1140 sndio_h
72be9e73 1141 socklen_t
deb29777 1142 soundcard_h
87958234 1143 strerror_r
6379900c 1144 strptime
47941088 1145 strtok_r
c0018613 1146 struct_addrinfo
75d339e0
MS
1147 struct_group_source_req
1148 struct_ip_mreq_source
b4d68544 1149 struct_ipv6_mreq
cdee08e3 1150 struct_pollfd
3e0b1c9a 1151 struct_rusage_ru_maxrss
b4d68544 1152 struct_sockaddr_in6
3b2372bf 1153 struct_sockaddr_sa_len
33a4dbdd 1154 struct_sockaddr_storage
a6a4793d 1155 struct_v4l2_frmivalenum_discrete
b462d132 1156 symver
b462d132 1157 symver_asm_label
3e0b1c9a 1158 symver_gnu_asm
bcc73960 1159 sysconf
b9e22269 1160 sysctl
b58412f1 1161 sys_mman_h
06bb5905 1162 sys_param_h
b091aa44 1163 sys_resource_h
81644c2e 1164 sys_select_h
deb29777 1165 sys_soundcard_h
e64bceea 1166 sys_time_h
1b6e8b73 1167 sys_videoio_h
b265431e 1168 threads
23d3931a 1169 trunc
7b04b8a0 1170 truncf
542920b7 1171 unistd_h
d3d3a32c 1172 usleep
ce742de2 1173 vfp_args
7c5bfe7a 1174 VirtualAlloc
d3d3a32c 1175 windows_h
6ff3f3e7 1176 winsock2_h
cc078b5d 1177 xform_asm
3f150ffb 1178 xgetbv
6f74fb03 1179 xmm_clobbers
304d586d 1180 yasm
0cb78cef 1181"
44161118 1182
b6bb00b0
MR
1183# options emitted with CONFIG_ prefix but not available on command line
1184CONFIG_EXTRA="
478fd534 1185 aandct
dc4f5a1c 1186 avutil
478fd534 1187 golomb
9cad0e4e 1188 gplv3
478fd534
DB
1189 h264chroma
1190 h264dsp
1191 h264pred
915a2a0a 1192 h264qpel
478fd534 1193 huffman
9cad0e4e 1194 lgplv3
478fd534 1195 lpc
b6bb00b0
MR
1196"
1197
520cc7f1 1198CMDLINE_SELECT="
3f5b56e5 1199 $ARCH_EXT_LIST
520cc7f1 1200 $CONFIG_LIST
8eee7025 1201 $THREADS_LIST
c8a4ae00 1202 asm
db6107b6 1203 cross_compile
520cc7f1
MR
1204 debug
1205 extra_warnings
8c6afa4d 1206 logging
d2bbb2f7 1207 optimizations
9baec618 1208 symver
7595a5e4 1209 yasm
520cc7f1 1210"
426be5dc
DB
1211
1212PATHS_LIST='
d156bede 1213 bindir
14a8acf1 1214 datadir
26759c44
MR
1215 incdir
1216 libdir
26759c44
MR
1217 mandir
1218 prefix
1219 shlibdir
426be5dc
DB
1220'
1221
1222CMDLINE_SET="
1223 $PATHS_LIST
121d78d0 1224 ar
426be5dc 1225 arch
313c46a6 1226 as
426be5dc
DB
1227 build_suffix
1228 cc
1229 cpu
1230 cross_prefix
50567afa 1231 dep_cc
ac63af34 1232 extra_version
9da6609f
MR
1233 host_cc
1234 host_cflags
1235 host_ldflags
1236 host_libs
82bb3329 1237 host_os
684b28e0 1238 ld
426be5dc 1239 logfile
4ae40685 1240 malloc_prefix
89641463 1241 nm
9cd7b854 1242 optflags
3f8040db 1243 pkg_config
2fad0977 1244 samples
c5200f17
MR
1245 sysinclude
1246 sysroot
a7ada2ba 1247 target_exec
26759c44 1248 target_os
a7ada2ba 1249 target_path
426be5dc 1250"
520cc7f1 1251
89f2932b
MR
1252CMDLINE_APPEND="
1253 extra_cflags
1254"
1255
912f3148
DB
1256# code dependency declarations
1257
9eeed841 1258# architecture extensions
808fa33c 1259
a2fc0f6a
MR
1260armv5te_deps="arm"
1261armv6_deps="arm"
ab5cb084 1262armv6t2_deps="arm"
a2fc0f6a 1263armvfp_deps="arm"
808fa33c 1264neon_deps="arm"
93eb8e4d 1265vfpv3_deps="armvfp"
808fa33c 1266
e241ba14 1267mmi_deps="mips"
808fa33c
MR
1268
1269altivec_deps="ppc"
1270ppc4xx_deps="ppc"
1271
1272vis_deps="sparc"
1273
7f8c3d1f 1274x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1275amd3dnow_deps="mmx"
1276amd3dnowext_deps="amd3dnow"
9eeed841 1277mmx_deps="x86"
75aa95a6 1278mmx2_deps="mmx"
75aa95a6
DB
1279sse_deps="mmx"
1280ssse3_deps="sse"
87f1355f 1281avx_deps="ssse3"
9eeed841 1282
59782b82 1283aligned_stack_if_any="ppc x86"
e939cedd 1284fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1285fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1286fast_unaligned_if_any="armv6 ppc x86"
669b5583 1287
6fec122a 1288inline_asm_deps="!tms470"
3e0b1c9a 1289need_memalign="altivec neon sse"
89e053f8 1290
b462d132
MR
1291symver_if_any="symver_asm_label symver_gnu_asm"
1292
26fbcc85 1293# subsystems
dc609252 1294dct_select="rdft"
26fbcc85
MR
1295mdct_select="fft"
1296rdft_select="fft"
c4f5c2d6 1297mpegaudiodsp_select="dct"
26fbcc85 1298
5666fd73 1299# decoders / encoders / hardware accelerators
cfc2a0cf 1300aac_decoder_select="mdct sinewin"
4538729a 1301aac_encoder_select="mdct sinewin"
136e19e1 1302aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1303ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1304ac3_encoder_select="mdct ac3dsp"
3d269059 1305ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1306alac_encoder_select="lpc"
b781cc12 1307amrnb_decoder_select="lsp"
2b2a597e 1308amrwb_decoder_select="lsp"
4538729a 1309atrac1_decoder_select="mdct sinewin"
26fbcc85 1310atrac3_decoder_select="mdct"
a33657ce
DB
1311binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1312binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1313cavs_decoder_select="golomb"
4538729a 1314cook_decoder_select="mdct sinewin"
2eef7c62 1315cscd_decoder_suggest="zlib"
26fbcc85 1316dca_decoder_select="mdct"
e8ed9b7a 1317dnxhd_encoder_select="aandct"
2eef7c62 1318dxa_decoder_select="zlib"
baf91bb9 1319eac3_decoder_select="ac3_decoder"
aa47c35d 1320eac3_encoder_select="mdct ac3dsp"
84c04e25 1321eamad_decoder_select="aandct"
e8ed9b7a 1322eatgq_decoder_select="aandct"
d52b39c7 1323eatqi_decoder_select="aandct"
4f034993
MR
1324ffv1_decoder_select="golomb"
1325flac_decoder_select="golomb"
f4d608e3 1326flac_encoder_select="golomb lpc"
2eef7c62
AJ
1327flashsv_decoder_select="zlib"
1328flashsv_encoder_select="zlib"
c2d23309 1329flashsv2_decoder_select="zlib"
4414137e 1330flv_decoder_select="h263_decoder"
4d4b4bd1 1331flv_encoder_select="h263_encoder"
3447f12d 1332fraps_decoder_select="huffman"
e8ed9b7a 1333h261_encoder_select="aandct"
7f647ae0 1334h263_decoder_select="h263_parser"
e8ed9b7a 1335h263_encoder_select="aandct"
95a61cfc 1336h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1337h263i_decoder_select="h263_decoder"
fe629c2d 1338h263p_encoder_select="h263_encoder"
915a2a0a 1339h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1340h264_dxva2_hwaccel_deps="dxva2api_h"
1341h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1342h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1343h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1344h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1345iac_decoder_select="fft mdct sinewin"
56c8227d 1346imc_decoder_select="fft mdct sinewin"
4f034993
MR
1347jpegls_decoder_select="golomb"
1348jpegls_encoder_select="golomb"
e8ed9b7a 1349ljpeg_encoder_select="aandct"
4f034993 1350loco_decoder_select="golomb"
e8ed9b7a 1351mjpeg_encoder_select="aandct"
2cca233b 1352mlp_decoder_select="mlp_parser"
c4f5c2d6 1353mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1354mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1355mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1356mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1357mp3_decoder_select="mpegaudiodsp"
1358mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1359mp3adufloat_decoder_select="mpegaudiodsp"
1360mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1361mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1362mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1363mpc7_decoder_select="mpegaudiodsp"
1364mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1365mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1366mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1367mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1368mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1369mpeg1video_encoder_select="aandct"
164aab02
LA
1370mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1371mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1372mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1373mpeg2video_encoder_select="aandct"
1374mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1375mpeg4_encoder_select="h263_encoder"
95a61cfc 1376mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1377mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1378msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1379msmpeg4v1_encoder_select="h263_encoder"
4414137e 1380msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1381msmpeg4v2_encoder_select="h263_encoder"
4414137e 1382msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1383msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1384nellymoser_decoder_select="mdct sinewin"
1385nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1386png_decoder_select="zlib"
1387png_encoder_select="zlib"
b781cc12 1388qcelp_decoder_select="lsp"
c4f5c2d6 1389qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1390ra_144_encoder_select="lpc"
9f43fdda 1391ralf_decoder_select="golomb"
a8beb22f 1392rv10_decoder_select="h263_decoder"
b2bf38b4 1393rv10_encoder_select="h263_encoder"
a8beb22f 1394rv20_decoder_select="h263_decoder"
b2bf38b4 1395rv20_encoder_select="h263_encoder"
915a2a0a
DB
1396rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1397rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1398shorten_decoder_select="golomb"
b781cc12 1399sipr_decoder_select="lsp"
05aec7bb
MR
1400snow_decoder_select="dwt"
1401snow_encoder_select="aandct dwt"
19ecfb8a 1402svq1_encoder_select="aandct"
915a2a0a 1403svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1404svq3_decoder_suggest="zlib"
4eef77c1 1405theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1406tiff_decoder_suggest="zlib"
1407tiff_encoder_suggest="zlib"
aec09a00 1408truehd_decoder_select="mlp_decoder"
2eef7c62 1409tscc_decoder_select="zlib"
4538729a 1410twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1411vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1412vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1413vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1414vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1415vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1416vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1417vorbis_decoder_select="mdct"
1418vorbis_encoder_select="mdct"
3447f12d 1419vp6_decoder_select="huffman"
e82dc4c9
DB
1420vp6a_decoder_select="vp6_decoder"
1421vp6f_decoder_select="vp6_decoder"
915a2a0a 1422vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1423wmapro_decoder_select="mdct sinewin"
1424wmav1_decoder_select="mdct sinewin"
1425wmav1_encoder_select="mdct sinewin"
1426wmav2_decoder_select="mdct sinewin"
1427wmav2_encoder_select="mdct sinewin"
1428wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1429wmv1_decoder_select="h263_decoder"
665507aa 1430wmv1_encoder_select="h263_encoder"
f95bfab0 1431wmv2_decoder_select="h263_decoder"
1746e2a9 1432wmv2_encoder_select="h263_encoder"
015f8ee0 1433wmv3_decoder_select="vc1_decoder"
f0f86627 1434wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1435wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1436wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1437wmv3image_decoder_select="wmv3_decoder"
0e714f88 1438zerocodec_decoder_select="zlib"
2eef7c62
AJ
1439zlib_decoder_select="zlib"
1440zlib_encoder_select="zlib"
1441zmbv_decoder_select="zlib"
1442zmbv_encoder_select="zlib"
30fd06be 1443
0afab17e 1444vaapi_deps="va_va_h"
ac3dbb4d 1445vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1446vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1447
28b80940 1448# parsers
6a7c5312 1449h264_parser_select="golomb h264dsp h264pred"
28b80940 1450
912f3148 1451# external libraries
c9171a83 1452libfaac_encoder_deps="libfaac"
37eeb5e2 1453libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1454libgsm_decoder_deps="libgsm"
1455libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1456libgsm_ms_decoder_deps="libgsm"
1457libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1458libilbc_decoder_deps="libilbc"
1459libilbc_encoder_deps="libilbc"
1cc60c47 1460libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1461libopencore_amrnb_decoder_deps="libopencore_amrnb"
1462libopencore_amrnb_encoder_deps="libopencore_amrnb"
1463libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1464libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1465libschroedinger_decoder_deps="libschroedinger"
1466libschroedinger_encoder_deps="libschroedinger"
ae14f311 1467libspeex_decoder_deps="libspeex"
b606a017 1468libspeex_encoder_deps="libspeex"
150d2772 1469libtheora_encoder_deps="libtheora"
d89e738a 1470libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1471libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1472libvorbis_encoder_deps="libvorbis"
8299a7f8 1473libvpx_decoder_deps="libvpx"
ee0e9146 1474libvpx_encoder_deps="libvpx"
1cc60c47 1475libx264_encoder_deps="libx264"
de295976 1476libxavs_encoder_deps="libxavs"
1cc60c47 1477libxvid_encoder_deps="libxvid"
30fd06be 1478
912f3148 1479# demuxers / muxers
c2dd0e9e 1480ac3_demuxer_select="ac3_parser"
647c2356 1481asf_stream_muxer_select="asf_muxer"
4e622dea 1482avisynth_demuxer_deps="avisynth"
c2dd0e9e 1483dirac_demuxer_select="dirac_parser"
5b423887 1484eac3_demuxer_select="ac3_parser"
c2dd0e9e 1485flac_demuxer_select="flac_parser"
647c2356 1486ipod_muxer_select="mov_muxer"
647c2356 1487matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1488matroska_demuxer_suggest="zlib bzlib"
1489mov_demuxer_suggest="zlib"
c2dd0e9e 1490mp3_demuxer_select="mpegaudio_parser"
647c2356 1491mp4_muxer_select="mov_muxer"
2439bd86 1492mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1493mpegtsraw_demuxer_select="mpegts_demuxer"
1494mxf_d10_muxer_select="mxf_muxer"
24ca518b 1495ogg_demuxer_select="golomb"
647c2356 1496psp_muxer_select="mov_muxer"
44594cc7 1497rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1498rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1499rtsp_demuxer_select="http_protocol rtpdec"
1500rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1501sap_demuxer_select="sdp_demuxer"
2aab70c4 1502sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1503sdp_demuxer_select="rtpdec"
f1e94694 1504spdif_muxer_select="aac_parser"
647c2356
DB
1505tg2_muxer_select="mov_muxer"
1506tgp_muxer_select="mov_muxer"
6bdaa5f4 1507w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1508
1509# indevs / outdevs
38e54a75 1510alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1511alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1512bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1513dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1514fbdev_indev_deps="linux_fb_h"
38e54a75 1515jack_indev_deps="jack_jack_h"
e417d80d 1516libcdio_indev_deps="libcdio"
38e54a75 1517libdc1394_indev_deps="libdc1394"
38e54a75
SS
1518oss_indev_deps_any="soundcard_h sys_soundcard_h"
1519oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1520pulse_indev_deps="libpulse"
15d59d2c
B
1521sndio_indev_deps="sndio_h"
1522sndio_outdev_deps="sndio_h"
38e54a75 1523v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1524vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1525vfwcap_indev_extralibs="-lavicap32"
38e54a75 1526x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1527
912f3148 1528# protocols
775c4d36
SP
1529ffrtmphttp_protocol_deps="!librtmp_protocol"
1530ffrtmphttp_protocol_select="http_protocol"
3fff6382 1531gopher_protocol_deps="network"
c40e1757
JS
1532httpproxy_protocol_deps="network"
1533httpproxy_protocol_select="tcp_protocol"
c08fb000 1534http_protocol_deps="network"
279a0c97 1535http_protocol_select="tcp_protocol"
183baead 1536https_protocol_select="tls_protocol"
c3b57d6e
DB
1537librtmp_protocol_deps="librtmp"
1538librtmpe_protocol_deps="librtmp"
1539librtmps_protocol_deps="librtmp"
1540librtmpt_protocol_deps="librtmp"
1541librtmpte_protocol_deps="librtmp"
c60a2d70 1542mmsh_protocol_select="http_protocol"
b4cf3f6c 1543mmst_protocol_deps="network"
c3b57d6e 1544rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1545rtmp_protocol_select="tcp_protocol"
8e50c57d 1546rtmpt_protocol_deps="!librtmp_protocol"
775c4d36 1547rtmpt_protocol_select="ffrtmphttp_protocol"
deeb7012 1548rtp_protocol_select="udp_protocol"
5699884c 1549sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1550tcp_protocol_deps="network"
558d192d
MS
1551tls_protocol_deps_any="openssl gnutls"
1552tls_protocol_select="tcp_protocol"
c08fb000
AB
1553udp_protocol_deps="network"
1554
6ebf0bfc 1555# filters
13fabd7a 1556blackframe_filter_deps="gpl"
ce6b6ef6 1557boxblur_filter_deps="gpl"
68b79bfc 1558cropdetect_filter_deps="gpl"
b157be1f 1559delogo_filter_deps="gpl"
a5b64584 1560drawtext_filter_deps="libfreetype"
2e5ff4d0 1561frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1562frei0r_filter_extralibs='$ldl'
a42bb9d6 1563frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1564frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1565hqdn3d_filter_deps="gpl"
d371e7b9 1566resample_filter_deps="avresample"
cf69ad35 1567ocv_filter_deps="libopencv"
2f296e39 1568scale_filter_deps="swscale"
acbac567 1569yadif_filter_deps="gpl"
6ebf0bfc 1570
5a0f7131
MR
1571# libraries
1572avdevice_deps="avcodec avformat"
1573avformat_deps="avcodec"
f7679c54 1574
912f3148 1575# programs
ce03b088
AK
1576avconv_deps="avcodec avfilter avformat avresample swscale
1577 aformat_filter asyncts_filter
1578 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1579avplay_deps="avcodec avformat swscale sdl"
1580avplay_select="rdft"
9e12f0bf 1581avprobe_deps="avcodec avformat"
b263bf66 1582avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1583avserver_extralibs='$ldl'
a2830dca 1584
c73f65d9 1585doc_deps="texi2html"
912f3148 1586
57442411
MR
1587# tests
1588
1589test_deps(){
1590 suf1=$1
1591 suf2=$2
1592 shift 2
1593 for v; do
1594 dep=${v%=*}
1595 tests=${v#*=}
1596 for name in ${tests}; do
908f12f3 1597 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1598 done
1599 done
1600}
1601
908f12f3
MR
1602seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1603
57442411
MR
1604test_deps _muxer _demuxer \
1605 aiff \
1606 pcm_alaw=alaw \
1607 asf \
1608 au \
1609 avi \
1610 dv=dv_fmt \
1611 ffm \
1612 flv=flv_fmt \
1613 gxf \
1614 matroska=mkv \
1615 mmf \
1616 mov \
1617 pcm_mulaw=mulaw \
0218808d 1618 mxf="mxf mxf_d10" \
57442411
MR
1619 nut \
1620 ogg \
1621 rawvideo=pixfmt \
1622 rm \
1623 swf \
1624 mpegts=ts \
1625 voc \
1626 wav \
1627 yuv4mpegpipe=yuv4mpeg \
1628
1629mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1630
de6d9b64 1631# default parameters
8a608357 1632
19bd477d 1633logfile="config.log"
8a608357
MR
1634
1635# installation paths
c9d19248
MR
1636prefix_default="/usr/local"
1637bindir_default='${prefix}/bin'
6291d7e4 1638datadir_default='${prefix}/share/avconv'
c9d19248
MR
1639incdir_default='${prefix}/include'
1640libdir_default='${prefix}/lib'
1641mandir_default='${prefix}/share/man'
1642shlibdir_default="$libdir_default"
8a608357
MR
1643
1644# toolchain
121d78d0 1645ar_default="ar"
13c7df3d 1646cc_default="gcc"
a3d7c197 1647cc_version=\"unknown\"
9da6609f 1648host_cc_default="gcc"
11e6d03a 1649ln_s="ln -sf"
89641463 1650nm_default="nm"
11e6d03a 1651objformat="elf"
3f8040db 1652pkg_config_default=pkg-config
be7109c1 1653ranlib="ranlib"
11e6d03a 1654yasmexe="yasm"
8a608357 1655
8182dc34 1656nm_opts='-g'
3e0b1c9a 1657nogas=":"
8182dc34 1658
8a608357 1659# machine
8d4c00ed 1660arch_default=$(uname -m)
38d0a8aa 1661cpu="generic"
8a608357 1662
8a608357 1663# OS
8d4c00ed
MR
1664target_os_default=$(tolower $(uname -s))
1665host_os=$target_os_default
8a608357 1666
8a608357 1667# configurable options
055c61b8
DB
1668enable $PROGRAM_LIST
1669
5a0f7131
MR
1670enable avcodec
1671enable avdevice
cccc039f 1672enable avfilter
5a0f7131 1673enable avformat
c8af852b 1674enable avresample
dc4f5a1c 1675enable avutil
3e0b1c9a
DB
1676enable swscale
1677
3e0b1c9a
DB
1678enable asm
1679enable debug
1680enable doc
1681enable fastdiv
497237c7 1682enable network
8400d6b8 1683enable optimizations
8cfbbd92 1684enable safe_bitstream_reader
530dc538 1685enable static
a9ddb5b1 1686enable swscale_alpha
8a608357 1687
8a608357 1688# build settings
9987769a 1689SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1690AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1691LIBPREF="lib"
1692LIBSUF=".a"
c5f14466
RP
1693FULLNAME='$(NAME)$(BUILDSUF)'
1694LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1695SLIBPREF="lib"
1696SLIBSUF=".so"
c5f14466 1697SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1698SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1699SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1700LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1701SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1702SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1703
bc877faf 1704AS_O='-o $@'
7e6c86e6
MR
1705CC_O='-o $@'
1706
1d01fee9 1707host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1708host_libs='-lm'
1709
9b861379 1710target_path='$(CURDIR)'
a7ada2ba 1711
a158446b
MR
1712# since the object filename is not given with the -MM flag, the compiler
1713# is only able to print the basename, and we must add the path ourselves
c1c3933a 1714DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1715DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1716
c597172e 1717# find source path
24524f36 1718if test -f configure; then
f038cf3c 1719 source_path=.
c597172e 1720else
8477f2de 1721 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1722 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1723 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1724 test -e "$source_path/config.h" &&
1725 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1726fi
1727
13cbe2c0 1728for v in "$@"; do
b04251c5
MR
1729 r=${v#*=}
1730 l=${v%"$r"}
1731 r=$(sh_quote "$r")
29ba0911 1732 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1733done
c597172e 1734
73ef8980
MR
1735find_things(){
1736 thing=$1
1737 pattern=$2
1738 file=$source_path/$3
932ccf39 1739 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1740}
1741
1742ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1743DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1744HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1745PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1746BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1747MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1748DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1749OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1750INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1751PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1752FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1753
54e75be4
DB
1754ALL_COMPONENTS="
1755 $BSF_LIST
1756 $DECODER_LIST
1757 $DEMUXER_LIST
1758 $ENCODER_LIST
1759 $FILTER_LIST
1760 $HWACCEL_LIST
1761 $INDEV_LIST
1762 $MUXER_LIST
1763 $OUTDEV_LIST
1764 $PARSER_LIST
1765 $PROTOCOL_LIST
1766"
1767
57442411 1768find_tests(){
b9d5f1b7 1769 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1770}
1771
57442411 1772LAVF_TESTS=$(find_tests lavf)
48c28162 1773LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1774SEEK_TESTS=$(find_tests seek seek_)
57442411 1775
7263cd55 1776ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1777
8469ae22
MR
1778for n in $COMPONENT_LIST; do
1779 v=$(toupper ${n%s})_LIST
1780 eval enable \$$v
1781 eval ${n}_if_any="\$$v"
1782done
1783
54e75be4 1784enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1785
1786die_unknown(){
1787 echo "Unknown option \"$1\"."
1788 echo "See $0 --help for available options."
1789 exit 1
1790}
1791
794f8e97 1792show_list() {
bf0c4afa
RP
1793 suffix=_$1
1794 shift
2b444ea7 1795 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1796 exit 0
1797}
1798
c597172e 1799for opt do
7483e694
DB
1800 optval="${opt#*=}"
1801 case "$opt" in
0f010b2f 1802 --extra-ldflags=*) add_ldflags $optval
7483e694 1803 ;;
0f010b2f 1804 --extra-libs=*) add_extralibs $optval
7483e694 1805 ;;
8fb1cb58 1806 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1807 ;;
40bcf4c7
BL
1808 --enable-debug=*) debuglevel="$optval"
1809 ;;
36e2dea0 1810 --disable-everything)
1b15dc3c 1811 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1812 ;;
7483e694 1813 --enable-*=*|--disable-*=*)
8b93ddc3 1814 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1815 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1816 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1817 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1818 $action $(filter "$name" $list)
7483e694
DB
1819 ;;
1820 --enable-?*|--disable-?*)
5e622c40 1821 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1822 if is_in $option $COMPONENT_LIST; then
fed5d54b 1823 test $action = disable && action=unset
e3773a55
MR
1824 eval $action \$$(toupper ${option%s})_LIST
1825 elif is_in $option $CMDLINE_SELECT; then
1826 $action $option
1827 else
1828 die_unknown $opt
1829 fi
7483e694
DB
1830 ;;
1831 --list-*)
1832 NAME="${opt#--list-}"
1833 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1834 NAME=${NAME%s}
1835 eval show_list $NAME \$$(toupper $NAME)_LIST
1836 ;;
1837 --help|-h) show_help
1838 ;;
1839 *)
884a36a7 1840 optname="${opt%%=*}"
26759c44
MR
1841 optname="${optname#--}"
1842 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1843 if is_in $optname $CMDLINE_SET; then
1844 eval $optname='$optval'
1845 elif is_in $optname $CMDLINE_APPEND; then
1846 append $optname "$optval"
1847 else
1848 die_unknown $opt
1849 fi
7483e694
DB
1850 ;;
1851 esac
c597172e
MR
1852done
1853
bcea99bb
MR
1854disabled logging && logfile=/dev/null
1855
29ba0911 1856echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1857set >> $logfile
1858
9da6609f
MR
1859test -n "$cross_prefix" && enable cross_compile
1860
8d4c00ed
MR
1861if enabled cross_compile; then
1862 test -n "$arch" && test -n "$target_os" ||
1863 die "Must specify target arch and OS when cross-compiling"
1864fi
1865
1866set_default arch target_os
1867
121d78d0 1868ar_default="${cross_prefix}${ar_default}"
11e6d03a 1869cc_default="${cross_prefix}${cc_default}"
20e0ed95 1870nm_default="${cross_prefix}${nm_default}"
3f8040db 1871pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1872ranlib="${cross_prefix}${ranlib}"
adb2b908 1873
c5200f17
MR
1874sysinclude_default="${sysroot}/usr/include"
1875
e0be794a 1876set_default cc nm pkg_config sysinclude
9da6609f
MR
1877enabled cross_compile || host_cc_default=$cc
1878set_default host_cc
13c7df3d 1879
762f95e4
MR
1880if ! $pkg_config --version >/dev/null 2>&1; then
1881 warn "$pkg_config not found, library detection may fail."
1882 pkg_config=false
1883fi
1884
82bb3329
MR
1885exesuf() {
1886 case $1 in
1c69c79f 1887 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1888 esac
1889}
1890
1891EXESUF=$(exesuf $target_os)
1892HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1893
e4e69e0b 1894# set temporary file name
a49d42c2 1895: ${TMPDIR:=$TEMPDIR}
c51fafa1 1896: ${TMPDIR:=$TMP}
a49d42c2 1897: ${TMPDIR:=/tmp}
e4e69e0b 1898
a210bce2 1899if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1900 # simple replacement for missing mktemp
1901 # NOT SAFE FOR GENERAL USE
1902 mktemp(){
09a5c245 1903 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1904 }
1905fi
1906
1907tmpfile(){
1908 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1909 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1910 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1911 append TMPFILES $tmp
1912 eval $1=$tmp
1913}
1914
1915trap 'rm -f -- $TMPFILES' EXIT
54460a83 1916
55127e7b 1917tmpfile TMPASM .asm
3e0b1c9a
DB
1918tmpfile TMPC .c
1919tmpfile TMPE $EXESUF
1920tmpfile TMPH .h
1921tmpfile TMPO .o
1922tmpfile TMPS .S
1923tmpfile TMPSH .sh
1924tmpfile TMPV .ver
54460a83
MR
1925
1926unset -f mktemp
e4e69e0b 1927
fb3c4ffc
MR
1928chmod +x $TMPE
1929
993f2d0f
MR
1930# make sure we can execute files in $TMPDIR
1931cat > $TMPSH 2>> $logfile <<EOF
1932#! /bin/sh
1933EOF
1934chmod +x $TMPSH >> $logfile 2>&1
1935if ! $TMPSH >> $logfile 2>&1; then
1936 cat <<EOF
1937Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1938variable to another directory and make sure that it is not mounted noexec.
1939EOF
1940 die "Sanity test failed."
1941fi
993f2d0f 1942
3e0b1c9a 1943filter_asflags=echo
19b4c628
MR
1944filter_cflags=echo
1945filter_cppflags=echo
19b4c628 1946
613a4e3f
MR
1947if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1948 cc_type=llvm_gcc
1949 cc_version=__VERSION__
1950 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1951 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1952 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1953 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1954 speed_cflags='-O3'
1955 size_cflags='-Os'
1956elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1957 cc_type=gcc
a3d7c197 1958 cc_version=__VERSION__
5d57846b
MR
1959 gcc_version=$($cc --version | head -n1)
1960 gcc_basever=$($cc -dumpversion)
3ad464bf 1961 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1962 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1963 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1964 if ! $cc -dumpversion | grep -q '^2\.'; then
1965 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1966 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1967 fi
14ca9cd0
MR
1968 speed_cflags='-O3'
1969 size_cflags='-Os'
629687f6
MR
1970elif $cc --version 2>/dev/null | grep -q Intel; then
1971 cc_type=icc
6e3fa35d 1972 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1973 cc_ident=$($cc --version | head -n1)
bdefad73 1974 icc_version=$($cc -dumpversion)
07dec06e
MR
1975 CC_DEPFLAGS='-MMD'
1976 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1977 speed_cflags='-O3'
1978 size_cflags='-Os'
b05394a0 1979 noopt_cflags='-O1'
629687f6
MR
1980elif $cc -v 2>&1 | grep -q xlc; then
1981 cc_type=xlc
6e3fa35d 1982 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1983 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1984 speed_cflags='-O5'
1985 size_cflags='-O5 -qcompact'
df442a8d
MR
1986elif $cc -V 2>/dev/null | grep -q Compaq; then
1987 cc_type=ccc
6e3fa35d 1988 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1989 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1990 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1991 debuglevel=3
df442a8d 1992 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1993 speed_cflags='-fast'
1994 size_cflags='-O1'
6a0d5493 1995elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1996 test -d "$sysroot" || die "No valid sysroot specified."
1997 cc_type=armcc
6e3fa35d 1998 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1999 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2000 armcc_conf="$PWD/armcc.conf"
2001 $cc --arm_linux_configure \
2002 --arm_linux_config_file="$armcc_conf" \
2003 --configure_sysroot="$sysroot" \
2004 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2005 die "Error creating armcc configuration file."
bcafde61 2006 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2007 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2008 as_default="${cross_prefix}gcc"
07dec06e
MR
2009 CC_DEPFLAGS='-MMD'
2010 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2011 speed_cflags='-O3'
2012 size_cflags='-Os'
d0f0f628 2013 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2014elif $cc -version 2>/dev/null | grep -q TMS470; then
2015 cc_type=tms470
6e3fa35d 2016 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2017 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2018 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2019 CC_O='-fr=$(@D)'
2020 as_default="${cross_prefix}gcc"
2021 ld_default="${cross_prefix}gcc"
6fec122a
MR
2022 TMPO=$(basename $TMPC .c).o
2023 append TMPFILES $TMPO
2024 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2025 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2026 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2027 speed_cflags='-O3 -mf=5'
2028 size_cflags='-O3 -mf=2'
6fec122a
MR
2029 filter_cflags=tms470_flags
2030 tms470_flags(){
2031 for flag; do
2032 case $flag in
2033 -march=*|-mcpu=*)
2034 case "${flag#*=}" in
2035 armv7-a|cortex-a*) echo -mv=7a8 ;;
2036 armv7-r|cortex-r*) echo -mv=7r4 ;;
2037 armv7-m|cortex-m*) echo -mv=7m3 ;;
2038 armv6*|arm11*) echo -mv=6 ;;
2039 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2040 echo -mv=5e ;;
2041 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2042 esac
2043 ;;
2044 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2045 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2046 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2047 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2048 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2049 -g) echo -g -mn ;;
587d24ff 2050 -pds=*) echo $flag ;;
6fec122a
MR
2051 esac
2052 done
2053 }
06da6943
DC
2054elif $cc -v 2>&1 | grep -q clang; then
2055 cc_type=clang
b67a8f49
DC
2056 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2057 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2058 cc_ident=$($cc --version | head -n1)
06da6943
DC
2059 CC_DEPFLAGS='-MMD'
2060 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2061 speed_cflags='-O3'
2062 size_cflags='-Os'
2a472e9c
MK
2063elif $cc -V 2>&1 | grep -q Sun; then
2064 cc_type=suncc
2065 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2066 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2067 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2068 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2069 add_ldflags -xc99
14ca9cd0
MR
2070 speed_cflags='-O5'
2071 size_cflags='-O5 -xspace'
03279bbe
MK
2072 filter_cflags=suncc_flags
2073 suncc_flags(){
2074 for flag; do
2075 case $flag in
2076 -march=*|-mcpu=*)
2077 case "${flag#*=}" in
2078 native) echo -xtarget=native ;;
87ddc38b 2079 v9|niagara) echo -xarch=sparc ;;
03279bbe 2080 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2081 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2082 i586|pentium) echo -xchip=pentium ;;
2083 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2084 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2085 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2086 pentium4*) echo -xtarget=pentium4 ;;
2087 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2088 *-sse3) echo -xarch=sse3 ;;
2089 core2) echo -xarch=ssse3 -xchip=core2 ;;
2090 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2091 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2092 k8|opteron|athlon64|athlon-fx)
2093 echo -xarch=sse2a ;;
2094 athlon*) echo -xarch=pentium_proa ;;
2095 esac
2096 ;;
2097 -std=c99) echo -xc99 ;;
2098 -fomit-frame-pointer) echo -xregs=frameptr ;;
2099 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2100 -W*,*) echo $flag ;;
2101 -f*-*|-W*) ;;
2102 *) echo $flag ;;
2103 esac
2104 done
2105 }
180ec37d 2106elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2107 cc_type=pathscale
2108 cc_version=__PATHSCALE__
2109 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2110 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2111 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2112 speed_cflags='-O2'
2113 size_cflags='-Os'
7b2d2190 2114 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2115elif $cc -v 2>&1 | grep -q Open64; then
2116 cc_type=open64
2117 cc_version=__OPEN64__
2118 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2119 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2120 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2121 speed_cflags='-O2'
2122 size_cflags='-Os'
7b2d2190 2123 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2124elif $cc -V 2>&1 | grep -q Portland; then
2125 cc_type=pgi
2126 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2127 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2128 opt_common='-alias=ansi -Mlre -Mpre'
2129 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2130 size_cflags="-O2 -Munroll=c:1 $opt_common"
2131 noopt_cflags="-O1"
2132 filter_cflags=pgi_flags
2133 pgi_flags(){
2134 for flag; do
2135 case $flag in
2136 -fomit-frame-pointer) echo -Mnoframe ;;
2137 -g) echo -gopt ;;
2138 *) echo $flag ;;
2139 esac
2140 done
2141 }
629687f6
MR
2142fi
2143
851ffa80
MR
2144test -n "$cc_type" && enable $cc_type ||
2145 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2146
75bafbac 2147: ${as_default:=$cc}
50567afa 2148: ${dep_cc_default:=$cc}
684b28e0 2149: ${ld_default:=$cc}
121d78d0 2150set_default ar as dep_cc ld
75800dce 2151
07dec06e
MR
2152test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2153test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2154
7f32f40c 2155add_cflags $extra_cflags
2f2e6c7c 2156add_asflags $extra_cflags
7f32f40c 2157
154d432c
MR
2158if test -n "$sysroot"; then
2159 case "$cc_type" in
00ba041c 2160 gcc|llvm_gcc|clang)
467256f2 2161 add_cppflags --sysroot="$sysroot"
154d432c
MR
2162 add_ldflags --sysroot="$sysroot"
2163 ;;
6fec122a
MR
2164 tms470)
2165 add_cppflags -I"$sysinclude"
2166 add_ldflags --sysroot="$sysroot"
2167 ;;
154d432c
MR
2168 esac
2169fi
2170
d22c13a8
MR
2171if test "$cpu" = host; then
2172 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2173
2174 case "$cc_type" in
613a4e3f 2175 gcc|llvm_gcc)
d22c13a8
MR
2176 check_native(){
2177 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2178 sed -n "/cc1.*$1=/{
27ce1be8
MR
2179 s/.*$1=\\([^ ]*\\).*/\\1/
2180 p
2181 q
2182 }" $TMPE
d22c13a8
MR
2183 }
2184 cpu=$(check_native -march || check_native -mcpu)
2185 ;;
2186 esac
2187
2188 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2189fi
2190
e939cedd
MR
2191# Deal with common $arch aliases
2192case "$arch" in
2193 arm*)
2194 arch="arm"
2195 ;;
2196 mips|mipsel|IP*)
2197 arch="mips"
2198 ;;
47b1860e 2199 mips64*)
e939cedd
MR
2200 arch="mips"
2201 subarch="mips64"
2202 ;;
2203 parisc|hppa)
2204 arch="parisc"
2205 ;;
2206 parisc64|hppa64)
2207 arch="parisc"
2208 subarch="parisc64"
2209 ;;
2210 "Power Macintosh"|ppc|powerpc)
2211 arch="ppc"
2212 ;;
47b1860e 2213 ppc64|powerpc64)
e939cedd
MR
2214 arch="ppc"
2215 subarch="ppc64"
2216 ;;
2217 s390|s390x)
2218 arch="s390"
2219 ;;
2220 sh4|sh)
2221 arch="sh4"
2222 ;;
2223 sun4u|sparc64)
2224 arch="sparc"
2225 subarch="sparc64"
2226 ;;
d33ed7b3 2227 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2228 arch="x86"
2229 ;;
2230esac
2231
851ffa80 2232is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2233enable $arch
e939cedd 2234
df5cdc24 2235# Add processor-specific flags
5d54c126
MR
2236if test "$cpu" = generic; then
2237 : do nothing
2238elif enabled ppc; then
343aef9b 2239
56348891
MR
2240 case $(tolower $cpu) in
2241 601|ppc601|powerpc601)
9dbd5c3d 2242 cpuflags="-mcpu=601"
64ad53ff 2243 disable altivec
9dbd5c3d 2244 ;;
56348891 2245 603*|ppc603*|powerpc603*)
9dbd5c3d 2246 cpuflags="-mcpu=603"
64ad53ff 2247 disable altivec
9dbd5c3d 2248 ;;
56348891 2249 604*|ppc604*|powerpc604*)
9dbd5c3d 2250 cpuflags="-mcpu=604"
64ad53ff 2251 disable altivec
9dbd5c3d 2252 ;;
56348891 2253 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2254 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2255 disable altivec
9dbd5c3d 2256 ;;
56348891 2257 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2258 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2259 ;;
56348891 2260 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2261 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2262 ;;
313f9fbf 2263 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2264 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2265 ;;
313f9fbf
SM
2266 power[3-7]*)
2267 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2268 ;;
56348891 2269 cell)
9dbd5c3d
MR
2270 cpuflags="-mcpu=cell"
2271 enable ldbrx
2272 ;;
7b0b81a1
AL
2273 e500v2)
2274 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2275 disable altivec
2276 ;;
2277 e500)
2278 cpuflags="-mcpu=8540 -mhard-float"
2279 disable altivec
2280 ;;
9dbd5c3d 2281 esac
343aef9b
MR
2282
2283elif enabled x86; then
2284
9dbd5c3d
MR
2285 case $cpu in
2286 i[345]86|pentium)
2287 cpuflags="-march=$cpu"
2288 disable mmx
2289 ;;
2290 # targets that do NOT support conditional mov (cmov)
2291 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2292 cpuflags="-march=$cpu"
2293 disable cmov
2294 ;;
2295 # targets that do support conditional mov (cmov)
9ddf1b1a 2296 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2297 cpuflags="-march=$cpu"
2298 enable cmov
2299 enable fast_cmov
2300 ;;
2301 # targets that do support conditional mov but on which it's slow
2302 pentium4|pentium4m|prescott|nocona)
2303 cpuflags="-march=$cpu"
2304 enable cmov
2305 disable fast_cmov
2306 ;;
2307 esac
343aef9b
MR
2308
2309elif enabled sparc; then
2310
9dbd5c3d 2311 case $cpu in
26b7199e
MK
2312 niagara)
2313 cpuflags="-mcpu=$cpu"
2314 disable vis
2315 ;;
9dbd5c3d
MR
2316 sparc64)
2317 cpuflags="-mcpu=v9"
2318 ;;
2319 esac
343aef9b
MR
2320
2321elif enabled arm; then
2322
34ba23c9
MR
2323 case $cpu in
2324 armv*)
2325 cpuflags="-march=$cpu"
c2eae137 2326 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2327 ;;
2328 *)
2329 cpuflags="-mcpu=$cpu"
c2eae137
MR
2330 case $cpu in
2331 cortex-a*) subarch=armv7a ;;
2332 cortex-r*) subarch=armv7r ;;
9e19704a 2333 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2334 arm11*) subarch=armv6 ;;
2335 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2336 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2337 esac
34ba23c9
MR
2338 ;;
2339 esac
343aef9b
MR
2340
2341elif enabled alpha; then
2342
34ba23c9 2343 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2344
2345elif enabled bfin; then
2346
34ba23c9 2347 cpuflags="-mcpu=$cpu"
343aef9b
MR
2348
2349elif enabled mips; then
2350
34ba23c9 2351 cpuflags="-march=$cpu"
343aef9b
MR
2352
2353elif enabled avr32; then
2354
9dbd5c3d
MR
2355 case $cpu in
2356 ap7[02]0[0-2])
2357 subarch="avr32_ap"
2358 cpuflags="-mpart=$cpu"
2359 ;;
2360 ap)
2361 subarch="avr32_ap"
2362 cpuflags="-march=$cpu"
2363 ;;
2364 uc3[ab]*)
2365 subarch="avr32_uc"
2366 cpuflags="-mcpu=$cpu"
2367 ;;
2368 uc)
2369 subarch="avr32_uc"
2370 cpuflags="-march=$cpu"
2371 ;;
2372 esac
df5cdc24 2373
343aef9b
MR
2374fi
2375
df5cdc24
MR
2376add_cflags $cpuflags
2377add_asflags $cpuflags
2378
993f2d0f
MR
2379# compiler sanity check
2380check_exec <<EOF
2381int main(void){ return 0; }
2382EOF
2383if test "$?" != 0; then
2384 echo "$cc is unable to create an executable file."
2385 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2386 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2387 echo "Only do this if you know what cross compiling means."
2388 fi
2389 die "C compiler test failed."
2390fi
2391
046f081b 2392add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2393check_cflags -std=c99
50a334e4 2394check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2395#include <stdlib.h>
2396EOF
50a334e4 2397check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2398#include <stdlib.h>
2399EOF
e9b9a2f8 2400
f0125de9 2401check_host_cflags -std=c99
0a6db2a2 2402check_host_cflags -Wall
f0125de9 2403
b24dbcbd 2404case "$arch" in
e939cedd 2405 alpha|ia64|mips|parisc|sparc)
8a3c8627 2406 spic=$shared
b24dbcbd 2407 ;;
e939cedd 2408 x86)
cfdb6148 2409 subarch="x86_32"
5adc829e 2410 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2411 if test "$subarch" = "x86_64"; then
e939cedd 2412 spic=$shared
de27f4d9 2413 fi
b24dbcbd 2414 ;;
b24dbcbd
RP
2415esac
2416
343aef9b 2417enable $subarch
8a3c8627 2418enabled spic && enable pic
b24dbcbd 2419
7483e694 2420# OS specific
4f854758 2421case $target_os in
a1629e28 2422 haiku)
63ae7e7c 2423 prefix_default="/boot/common"
108caaaa 2424 network_extralibs="-lnetwork"
f59c4bd6 2425 host_libs=
a1629e28 2426 ;;
7483e694 2427 sunos)
4d58e4cb 2428 AVSERVERLDFLAGS=""
9987769a 2429 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2430 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2431 network_extralibs="-lsocket -lnsl"
779222db 2432 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2433 # When using suncc to build, the Solaris linker will mark
2434 # an executable with each instruction set encountered by
2435 # the Solaris assembler. As our libraries contain their own
2436 # guards for processor-specific code, instead suppress
2437 # generation of the HWCAPS ELF section on Solaris x86 only.
2438 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2439 nm_opts='-P -g'
7483e694
DB
2440 ;;
2441 netbsd)
a1e4b3f6 2442 disable symver
07a8eef6
MR
2443 oss_indev_extralibs="-lossaudio"
2444 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2445 ;;
2446 openbsd)
7c4a001a 2447 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2448 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2449 # however the generated executable will not do anything
2450 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2451 # Thus explicitly enable PIC here.
cd78208b 2452 enable pic
a1e4b3f6 2453 disable symver
7483e694 2454 SHFLAGS='-shared'
07a8eef6
MR
2455 oss_indev_extralibs="-lossaudio"
2456 oss_outdev_extralibs="-lossaudio"
7483e694 2457 ;;
a1e4b3f6 2458 dragonfly)
a1e4b3f6
MR
2459 disable symver
2460 ;;
2461 freebsd)
7483e694
DB
2462 ;;
2463 bsd/os)
355d81df 2464 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2465 ;;
2466 darwin)
301ab19d 2467 gas="gas-preprocessor.pl $cc"
e08b8239 2468 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2469 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2470 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2471 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2472 SLIBSUF=".dylib"
2473 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2474 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2475 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2476 objformat="macho"
1b0f6fb8 2477 enabled x86_64 && objformat="macho64"
8dfa86f7 2478 enabled_any pic shared ||
2704bd1a 2479 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2480 ;;
2481 mingw32*)
9d3f4f50 2482 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2483 disable network
2484 else
2485 target_os=mingw32
2486 fi
dcc01c06 2487 LIBTARGET=i386
1fc9fb8a 2488 if enabled x86_64; then
417516f6 2489 LIBTARGET="i386:x86-64"
336cc1b0 2490 elif enabled arm; then
15c5156d 2491 LIBTARGET=arm-wince
dcc01c06 2492 fi
fbd971a4 2493 shlibdir_default="$bindir_default"
7483e694
DB
2494 SLIBPREF=""
2495 SLIBSUF=".dll"
7483e694
DB
2496 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2497 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2498 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2499 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2500 SLIB_INSTALL_LINKS=
2501 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2502 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2503 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 2504 objformat="win32"
ec10a9ab 2505 dlltool="${cross_prefix}dlltool"
bc574408 2506 enable dos_paths
1894e741 2507 check_cflags -fno-common
e26011d0
RP
2508 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2509 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2510 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2511 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2512 ;;
2513 cygwin*)
4f854758 2514 target_os=cygwin
fbd971a4 2515 shlibdir_default="$bindir_default"
7483e694
DB
2516 SLIBPREF="cyg"
2517 SLIBSUF=".dll"
2518 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2519 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2520 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2521 objformat="win32"
bc574408 2522 enable dos_paths
1894e741 2523 check_cflags -fno-common
a7a187a1 2524 add_cppflags -U__STRICT_ANSI__
7483e694 2525 ;;
4f365f37 2526 *-dos|freedos|opendos)
4f365f37 2527 network_extralibs="-lsocket"
ff1c015d 2528 objformat="coff"
bc574408 2529 enable dos_paths
a7a187a1 2530 add_cppflags -U__STRICT_ANSI__
4f365f37 2531 ;;
7483e694 2532 linux)
046f081b 2533 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2534 enable dv1394
2535 ;;
2536 irix*)
4f854758 2537 target_os=irix
7483e694
DB
2538 ranlib="echo ignoring ranlib"
2539 ;;
d22e8442 2540 os/2*)
d22e8442 2541 ln_s="cp -f"
9297f1ed 2542 objformat="aout"
e14574eb 2543 add_cppflags -D_GNU_SOURCE
355d81df 2544 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2545 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2546 AVSERVERLDFLAGS=""
287d3b13 2547 LIBSUF="_s.a"
d22e8442
DY
2548 SLIBPREF=""
2549 SLIBSUF=".dll"
2550 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2551 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2552 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2553 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2554 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2555 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2556 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2557 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2558 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2559 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2560 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2561 enable dos_paths
d22e8442 2562 ;;
83993c1c 2563 gnu/kfreebsd)
c1f54478 2564 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2565 ;;
34e82167 2566 gnu)
f60d1366 2567 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2568 ;;
d33ed7b3
MR
2569 qnx)
2570 add_cppflags -D_QNX_SOURCE
2571 network_extralibs="-lsocket"
2572 ;;
1c69c79f
MS
2573 symbian)
2574 SLIBSUF=".dll"
2575 enable dos_paths
e3bc07f4
MS
2576 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2577 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2578 add_ldflags -Wl,--target1-abs,--no-undefined \
2579 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2580 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2581 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2582 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2583 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2584 ;;
614d8911
MR
2585 none)
2586 ;;
7483e694 2587 *)
4f924f9a 2588 die "Unknown OS '$target_os'."
7483e694
DB
2589 ;;
2590esac
2591
6555acad
MR
2592esc(){
2593 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2594}
2595
2596echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2597
13cb2187
AS
2598check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2599
c9d19248
MR
2600set_default $PATHS_LIST
2601
320d060a 2602# we need to build at least one lib type
93b3c083 2603if ! enabled_any static shared; then
320d060a
DB
2604 cat <<EOF
2605At least one library type must be built.
2606Specify --enable-static to build the static libraries or --enable-shared to
2607build the shared libraries as well. To only build the shared libraries specify
2608--disable-static in addition to --enable-shared.
2609EOF
2610 exit 1;
2611fi
2612
2184c6f7 2613die_license_disabled() {
4c27207c 2614 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2615}
2616
e417d80d 2617die_license_disabled gpl libcdio
2184c6f7 2618die_license_disabled gpl libx264
de295976 2619die_license_disabled gpl libxavs
2184c6f7 2620die_license_disabled gpl libxvid
2184c6f7
DB
2621die_license_disabled gpl x11grab
2622
2f7ae63b 2623die_license_disabled nonfree libfaac
a060866f 2624die_license_disabled nonfree openssl
b2e3c528 2625
0b175caa
DB
2626die_license_disabled version3 libopencore_amrnb
2627die_license_disabled version3 libopencore_amrwb
d89e738a 2628die_license_disabled version3 libvo_aacenc
f502ff3f 2629die_license_disabled version3 libvo_amrwbenc
0b175caa 2630
9cad0e4e 2631enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2632
40617a6d 2633disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2634
e276d9e8
MR
2635enable_pic() {
2636 enable pic
bce7b696
MR
2637 add_cppflags -DPIC
2638 add_cflags -fPIC
2639 add_asflags -fPIC
e276d9e8
MR
2640}
2641
2642enabled pic && enable_pic
bce7b696 2643
b4d96ba2
MR
2644check_cc <<EOF || die "Symbol mangling check failed."
2645int ff_extern;
2646EOF
8182dc34 2647sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2648extern_prefix=${sym%%ff_extern*}
2649
f65883c8
MR
2650check_cc <<EOF && enable inline_asm
2651void foo(void) { __asm__ volatile ("" ::); }
2652EOF
61d251db 2653
df5e3978
MR
2654_restrict=
2655for restrict_keyword in restrict __restrict__ __restrict; do
2656 check_cc <<EOF && _restrict=$restrict_keyword && break
2657void foo(char * $restrict_keyword p);
2658EOF
2659done
2660
2661check_cc <<EOF && enable attribute_packed
2662struct { int x; } __attribute__((packed)) x;
2663EOF
2664
dffb41b9
MR
2665check_cc <<EOF && enable attribute_may_alias
2666union { int x; } __attribute__((may_alias)) x;
2667EOF
2668
df5e3978
MR
2669check_cc <<EOF || die "endian test failed"
2670unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2671EOF
48fc536a 2672od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2673
e939cedd
MR
2674if enabled alpha; then
2675
2676 check_cflags -mieee
2677
2678elif enabled arm; then
e45391bb 2679
8986fddc 2680 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2681 nogas=die
50fa82e6 2682
44caaa56
MR
2683 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2684 enable vfp_args
2685 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2686 case "${cross_prefix:-$cc}" in
2687 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2688 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2689__asm__ (".eabi_attribute 28, 1");
2690int main(void) { return 0; }
2691EOF
44caaa56
MR
2692 esac
2693 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2694 fi
fa0912fe 2695
fa0912fe
MR
2696 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2697 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2698 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2699 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2700 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2701 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2702
6308729e
MR
2703 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2704
e276d9e8
MR
2705 enabled_all armv6t2 shared !pic && enable_pic
2706
fa0912fe 2707elif enabled mips; then
e45391bb 2708
fa0912fe
MR
2709 check_asm loongson '"dmult.g $1, $2, $3"'
2710 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2711
fa0912fe 2712elif enabled ppc; then
e45391bb 2713
e6a0c354
MR
2714 enable local_aligned_8 local_aligned_16
2715
135448fa 2716 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2717 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2718 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2719 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2720
2721 # AltiVec flags: The FSF version of GCC differs from the Apple version
2722 if enabled altivec; then
301ab19d 2723 nogas=warn
fa0912fe
MR
2724 check_cflags -maltivec -mabi=altivec &&
2725 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2726 check_cflags -faltivec
2727
2728 # check if our compiler supports Motorola AltiVec C API
2729 check_cc <<EOF || disable altivec
2730$inc_altivec_h
2731int main(void) {
2732 vector signed int v1, v2, v3;
2733 v1 = vec_add(v2,v3);
2734 return 0;
2735}
2736EOF
2737
2738 # check if our compiler supports braces for vector declarations
2739 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2740$inc_altivec_h
2741int main (void) { (vector int) {1}; return 0; }
2742EOF
2743 fi
e45391bb 2744
fa0912fe 2745elif enabled sparc; then
e45391bb 2746
fa0912fe
MR
2747 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2748 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2749
fa0912fe 2750elif enabled x86; then
e45391bb 2751
3f150ffb 2752 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2753 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2754 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2755 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2756
f80ddd5b
RB
2757 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2758
e6a0c354
MR
2759 enable local_aligned_8 local_aligned_16
2760
44965991
PI
2761 # check whether EBP is available on x86
2762 # As 'i' is stored on the stack, this program will crash
2763 # if the base pointer is used to access it because the
2764 # base pointer is cleared in the inline assembly code.
7dfef245 2765 check_exec_crash <<EOF && enable ebp_available
44965991 2766 volatile int i=0;
be449fca 2767 __asm__ volatile (
44965991
PI
2768 "xorl %%ebp, %%ebp"
2769 ::: "%ebp");
2770 return i;
44965991
PI
2771EOF
2772
f494213c 2773 # check whether EBX is available on x86
7cee5421
MR
2774 check_asm ebx_available '""::"b"(0)' &&
2775 check_asm ebx_available '"":::"%ebx"'
8e380710 2776
6f74fb03
RP
2777 # check whether xmm clobbers are supported
2778 check_asm xmm_clobbers '"":::"%xmm0"'
2779
d7f0920b 2780 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2781 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2782 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2783
9cca1e40 2784 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2785 if check_cmd $yasmexe --version; then
2786 enabled x86_64 && yasm_extra="-m amd64"
2787 yasm_debug="-g dwarf2"
2788 elif check_cmd nasm -v; then
2789 yasmexe=nasm
2790 yasm_debug="-g -F dwarf"
2791 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2792 fi
2793
2794 YASMFLAGS="-f $objformat $yasm_extra"
2795 enabled pic && append YASMFLAGS "-DPIC"
2796 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2797 case "$objformat" in
2798 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2799 esac
2800
48545a8f 2801 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2802 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2803 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2804 fi
e45391bb 2805
669b5583
MR
2806 case "$cpu" in
2807 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2808 disable fast_clz
2809 ;;
2810 esac
2811
44965991
PI
2812fi
2813
301ab19d
MR
2814if enabled asm; then
2815 as=${gas:=$as}
2816 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2817 $nogas "GNU assembler not found, install gas-preprocessor"
2818fi
2819
4a7e068b
MR
2820check_ldflags -Wl,--as-needed
2821
a98bb16d
RP
2822if check_func dlopen; then
2823 ldl=
2824elif check_func dlopen -ldl; then
2825 ldl=-ldl
8bf5d58f
MN
2826fi
2827
54fe299b
DV
2828if enabled network; then
2829 check_type "sys/types.h sys/socket.h" socklen_t
2830 check_type netdb.h "struct addrinfo"
75d339e0
MS
2831 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2832 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2833 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2834 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2835 check_type poll.h "struct pollfd"
54fe299b
DV
2836 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2837 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2838 check_header netinet/sctp.h
f06dee77 2839 check_func getaddrinfo $network_extralibs
54fe299b
DV
2840 # Prefer arpa/inet.h over winsock2
2841 if check_header arpa/inet.h ; then
2842 check_func closesocket
2843 elif check_header winsock2.h ; then
2844 check_func_headers winsock2.h closesocket -lws2 && \
2845 network_extralibs="-lws2" || \
2846 { check_func_headers winsock2.h closesocket -lws2_32 && \
2847 network_extralibs="-lws2_32"; }
f06dee77 2848 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2849 check_type ws2tcpip.h socklen_t
2850 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2851 check_type ws2tcpip.h "struct group_source_req"
2852 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2853 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2854 check_type winsock2.h "struct pollfd"
54fe299b
DV
2855 check_type ws2tcpip.h "struct sockaddr_in6"
2856 check_type ws2tcpip.h "struct sockaddr_storage"
2857 check_struct winsock2.h "struct sockaddr" sa_len
2858 else
2859 disable network
2860 fi
2861fi
2862
75ecf149
DB
2863# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2864check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2865
534a2231 2866check_func fcntl
7483e694
DB
2867check_func fork
2868check_func gethrtime
667fb97a 2869check_func getopt
7483e694 2870check_func getrusage
fc5607f8 2871check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2872check_func gettimeofday
094c09bb 2873check_func inet_aton $network_extralibs
abfc8d05 2874check_func isatty
a5b64584 2875check_func localtime_r
4ae40685 2876check_func ${malloc_prefix}memalign && enable memalign
7483e694 2877check_func mkstemp
0328b9ea 2878check_func mmap
4ae40685 2879check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2880check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2881check_func setrlimit
87958234 2882check_func strerror_r
6379900c 2883check_func strptime
47941088 2884check_func strtok_r
ea4d5f48 2885check_func sched_getaffinity
bcc73960 2886check_func sysconf
b9e22269 2887check_func sysctl
d3d3a32c 2888check_func usleep
b507ebd1 2889check_func_headers io.h setmode
b4675d0f 2890check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2891check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2892check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2893check_func_headers windows.h GetProcessTimes
61183b5a 2894check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2895check_func_headers windows.h MapViewOfFile
d3d3a32c 2896check_func_headers windows.h Sleep
7c5bfe7a 2897check_func_headers windows.h VirtualAlloc
6ffa87d3 2898
a98bb16d 2899check_header dlfcn.h
fa845061 2900check_header dxva.h
92c6a099 2901check_header dxva2api.h
3b1ab197 2902check_header io.h
a98bb16d 2903check_header malloc.h
bf6ce82d 2904check_header poll.h
b58412f1 2905check_header sys/mman.h
06bb5905 2906check_header sys/param.h
b091aa44 2907check_header sys/resource.h
bf6ce82d 2908check_header sys/select.h
e64bceea 2909check_header sys/time.h
542920b7 2910check_header unistd.h
272081b0
CEH
2911check_header vdpau/vdpau.h
2912check_header vdpau/vdpau_x11.h
d3d3a32c 2913check_header windows.h
68178ca9 2914check_header X11/extensions/XvMClib.h
a98bb16d 2915
a4fa192c 2916disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2917disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2918
ff3755cb
JG
2919if ! disabled w32threads && ! enabled pthreads; then
2920 check_func _beginthreadex && enable w32threads
2921fi
2922
57bd82d4
MR
2923# check for some common methods of building with pthread support
2924# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2925if ! disabled pthreads && ! enabled w32threads; then
2926 enable pthreads
9e7fd101
MR
2927 if check_func pthread_create; then
2928 :
2929 elif check_func pthread_create -pthread; then
2930 add_cflags -pthread
afc9aee2 2931 add_extralibs -pthread
9e7fd101
MR
2932 elif check_func pthread_create -pthreads; then
2933 add_cflags -pthreads
afc9aee2 2934 add_extralibs -pthreads
8d94f606
GT
2935 elif check_func pthread_create -lpthreadGC2; then
2936 add_extralibs -lpthreadGC2
9e7fd101 2937 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2938 disable pthreads
9e7fd101 2939 fi
57bd82d4
MR
2940fi
2941
8eee7025 2942for thread in $THREADS_LIST; do
e5f94c2b 2943 if enabled $thread; then
3ae3b721
RP
2944 test -n "$thread_type" &&
2945 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2946 thread_type="$thread"
e5f94c2b
RP
2947 fi
2948done
2949
50f7c296 2950check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2951enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2952
15333562 2953check_mathfunc cbrtf
645d2652
MR
2954check_mathfunc exp2
2955check_mathfunc exp2f
46df708b
MS
2956check_mathfunc isinf
2957check_mathfunc isnan
645d2652 2958check_mathfunc llrint
07876e25 2959check_mathfunc llrintf
645d2652
MR
2960check_mathfunc log2
2961check_mathfunc log2f
2962check_mathfunc lrint
2963check_mathfunc lrintf
183b1c22 2964check_mathfunc rint
645d2652
MR
2965check_mathfunc round
2966check_mathfunc roundf
23d3931a 2967check_mathfunc trunc
645d2652 2968check_mathfunc truncf
f32adb22 2969
57bd82d4 2970# these are off by default, so fail if requested and not available
a1b3c5a3 2971enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2972enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2973enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2974enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 2975enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 2976enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2977enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2978enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2979enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2980enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2981enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2982enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2983enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2984enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2985enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2986enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2987enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2988enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2989enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2990enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2991enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2992enabled libvpx && {
2993 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2994 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2995 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2996 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2997enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2998 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2999 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3000enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3001enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3002enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3003 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3004 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3005 die "ERROR: openssl not found"; }
8ac17293 3006
0b4a1821
AS
3007# libdc1394 check
3008if enabled libdc1394; then
3009 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3010 enable libdc1394_2; } ||
3011 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3012 enable libdc1394_1; } ||
3013 die "ERROR: No version of libdc1394 found "
3014fi
3015
9bd41bb1 3016if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3017 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3018 enable sdl &&
3019 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3020fi
57bd82d4 3021
2270b4b2 3022texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3023
c6f95144 3024check_header linux/fb.h
06e31011 3025check_header linux/videodev2.h
a6a4793d
LB
3026check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3027
1b6e8b73 3028check_header sys/videoio.h
47f38850 3029
27796dc3 3030check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3031# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3032# w32api 3.12 had it defined wrong
3033check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3034
f8aa696f 3035# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3036{ check_header dev/bktr/ioctl_meteor.h &&
3037 check_header dev/bktr/ioctl_bt848.h; } ||
3038{ check_header machine/ioctl_meteor.h &&
3039 check_header machine/ioctl_bt848.h; } ||
3040{ check_header dev/video/meteor/ioctl_meteor.h &&
3041 check_header dev/video/bktr/ioctl_bt848.h; } ||
3042check_header dev/ic/bt8xx.h
f8aa696f 3043
15d59d2c 3044check_header sndio.h
c7682de0
RP
3045check_header sys/soundcard.h
3046check_header soundcard.h
deb29777 3047
b6f3d925 3048enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3049
8772997d
SM
3050enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3051 check_func jack_port_get_latency_range -ljack
80ff8a16 3052
15d59d2c
B
3053enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3054
e417d80d
AK
3055enabled libcdio &&
3056 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3057
4a584eda
JA
3058enabled x11grab &&
3059require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3060require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3061require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3062
ac3dbb4d
SZ
3063# check for VDA header
3064if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3065 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3066fi
3067
598ef02b 3068if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3069check_cpp_condition \
3070 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3071 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3072 disable vdpau; }
abf649c7 3073fi
deda2a4a 3074
95e561ec 3075enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3076
3077# add some useful compiler flags if supported
3078check_cflags -Wdeclaration-after-statement
dcd479c0 3079check_cflags -Wall
440e3b2f 3080check_cflags -Wno-parentheses
dcd479c0 3081check_cflags -Wno-switch
b36518dc 3082check_cflags -Wno-format-zero-length
c07bd6a9
MN
3083check_cflags -Wdisabled-optimization
3084check_cflags -Wpointer-arith
3085check_cflags -Wredundant-decls
cc1fb623 3086check_cflags -Wno-pointer-sign
f4929996 3087check_cflags -Wcast-qual
9aceb3cf 3088check_cflags -Wwrite-strings
652a5bf6 3089check_cflags -Wtype-limits
764551c6 3090check_cflags -Wundef
fc298fd9 3091check_cflags -Wmissing-prototypes
c2ed91de 3092check_cflags -Wstrict-prototypes
5af4e0cc 3093enabled extra_warnings && check_cflags -Winline
cf9d24ad 3094
57bd82d4 3095# add some linker flags
5c0e9479 3096check_ldflags -Wl,--warn-common
3510a133 3097check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3098test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3099
7e4d9d5d
RB
3100enabled xmm_clobber_test && \
3101 check_ldflags -Wl,--wrap,avcodec_open2 \
3102 -Wl,--wrap,avcodec_decode_audio4 \
3103 -Wl,--wrap,avcodec_decode_video2 \
3104 -Wl,--wrap,avcodec_decode_subtitle2 \
3105 -Wl,--wrap,avcodec_encode_audio2 \
3106 -Wl,--wrap,avcodec_encode_video \
3107 -Wl,--wrap,avcodec_encode_subtitle \
3108 -Wl,--wrap,sws_scale || \
3109 disable xmm_clobber_test
3110
a482e61b 3111echo "X{};" > $TMPV
b462d132 3112if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3113 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3114 check_cc <<EOF && enable symver_asm_label
3115void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3116void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3117EOF
3118 check_cc <<EOF && enable symver_gnu_asm
3119__asm__(".symver ff_foo,av_foo@VERSION");
3120void ff_foo(void) {}
3121EOF
3122fi
a482e61b 3123
9cd7b854
MR
3124if [ -n "$optflags" ]; then
3125 add_cflags $optflags
3126elif enabled small; then
14ca9cd0 3127 add_cflags $size_cflags
8400d6b8 3128elif enabled optimizations; then
14ca9cd0 3129 add_cflags $speed_cflags
b05394a0
MR
3130else
3131 add_cflags $noopt_cflags
cddf3f45 3132fi
11fdbc44 3133check_cflags -fno-math-errno
b2eb2ff0 3134check_cflags -fno-signed-zeros
cddf3f45 3135
629687f6 3136if enabled icc; then
b1598b58
MR
3137 # Just warnings, no remarks
3138 check_cflags -w1
3139 # -wd: Disable following warnings
3140 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3141 # 1292: attribute "foo" ignored
88de5b0a 3142 # 1419: external declaration in primary source file
b1598b58 3143 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3144 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3145 # 10156: ignoring option '-W'; no argument required
88de5b0a 3146 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3147 # 11030: Warning unknown option --as-needed
3148 # 10156: ignoring option '-export'; no argument required
3149 check_ldflags -wd10156,11030
3150 # Allow to compile with optimizations
3151 check_ldflags -march=$cpu
be2cf98a
CEH
3152 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3153 enable ebp_available
bdefad73
MR
3154 if enabled x86_32; then
3155 test ${icc_version%%.*} -ge 11 && \
3156 check_cflags -falign-stack=maintain-16-byte || \
3157 disable aligned_stack
3158 fi
df442a8d
MR
3159elif enabled ccc; then
3160 # disable some annoying warnings
3161 add_cflags -msg_disable cvtu32to64
3162 add_cflags -msg_disable embedcomment
3163 add_cflags -msg_disable needconstext
3164 add_cflags -msg_disable nomainieee
3165 add_cflags -msg_disable ptrmismatch1
3166 add_cflags -msg_disable unreachcode
973859f5
MR
3167elif enabled gcc; then
3168 check_cflags -fno-tree-vectorize
765e6134 3169 check_cflags -Werror=implicit-function-declaration
de63bfec 3170 check_cflags -Werror=missing-prototypes
9d6b2077 3171 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3172elif enabled llvm_gcc; then
3173 check_cflags -mllvm -stack-alignment=16
06da6943 3174elif enabled clang; then
5c8ef670 3175 check_cflags -mllvm -stack-alignment=16
06da6943 3176 check_cflags -Qunused-arguments
138132be
MR
3177elif enabled armcc; then
3178 # 2523: use of inline assembler is deprecated
bcafde61
MR
3179 add_cflags -W${armcc_opt},--diag_suppress=2523
3180 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3181 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3182 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3183 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3184 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3185elif enabled tms470; then
3186 add_cflags -pds=824 -pds=837
5f3b8314
MR
3187elif enabled pathscale; then
3188 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3189fi
3190
7483e694
DB
3191enabled_any $THREADS_LIST && enable threads
3192
3193check_deps $CONFIG_LIST \
b6bb00b0 3194 $CONFIG_EXTRA \
7483e694 3195 $HAVE_LIST \
54e75be4
DB
3196 $ALL_COMPONENTS \
3197 $ALL_TESTS \
f70f03f6 3198
3bfd582c 3199enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3200