libavcodec: Add more AAC profiles
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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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
3b327a4b
DB
121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
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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
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
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]
a5b64584 173 --enable-libfreetype enable libfreetype [no]
06454877 174 --enable-libgsm enable GSM support via libgsm [no]
3641b048 175 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 176 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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177 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
178 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
179 --enable-libopencv enable video filtering via libopencv [no]
06454877 180 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 181 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 182 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 183 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 184 --enable-libspeex enable Speex support via libspeex [no]
06454877 185 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 186 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 187 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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188 --enable-libvorbis enable Vorbis encoding via libvorbis,
189 native implementation exists [no]
8299a7f8 190 --enable-libvpx enable VP8 support via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
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193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
06454877
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196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
06454877
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208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
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DB
225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
06454877
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
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261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
MR
284}
285
7bfc8ae6
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
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291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
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DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
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306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
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322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
b04251c5
MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
36e2dea0
MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
72a43668
MR
366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
799c9e9b
MR
384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
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403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
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457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
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464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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DB
470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
4a0d6686
AJ
495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
MR
504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
30fd06be
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511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
MR
518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
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524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
MR
539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
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556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
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560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
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564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
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575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
caf458dd 588 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
589}
590
57bd82d4 591add_cflags(){
caf458dd 592 append CFLAGS $($filter_cflags "$@")
57bd82d4
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593}
594
2f2e6c7c 595add_asflags(){
caf458dd 596 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
597}
598
57bd82d4
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599add_ldflags(){
600 append LDFLAGS "$@"
601}
602
603add_extralibs(){
60361817 604 prepend extralibs "$@"
57bd82d4
MR
605}
606
b0cfb663 607check_cmd(){
b3cb5d51 608 log "$@"
2270b4b2 609 "$@" >> $logfile 2>&1
b0cfb663
MR
610}
611
dcd479c0 612check_cc(){
57bd82d4 613 log check_cc "$@"
2270b4b2 614 cat > $TMPC
720c69da 615 log_file $TMPC
50a334e4 616 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
617}
618
619check_cpp(){
620 log check_cpp "$@"
2270b4b2 621 cat > $TMPC
720c69da 622 log_file $TMPC
9e7f3277 623 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
624}
625
f65883c8
MR
626check_as(){
627 log check_as "$@"
628 cat > $TMPC
629 log_file $TMPC
2f2e6c7c 630 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
631}
632
940f335a
MR
633check_asm(){
634 log check_asm "$@"
635 name="$1"
3784e82e 636 code="$2"
940f335a 637 shift 2
49214f61
MR
638 disable $name
639 check_as "$@" <<EOF && enable $name
3784e82e 640void foo(void){ __asm__ volatile($code); }
940f335a
MR
641EOF
642}
643
304d586d
LM
644check_yasm(){
645 log check_yasm "$@"
646 echo "$1" > $TMPS
647 log_file $TMPS
648 shift 1
649 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
650}
651
dcd479c0 652check_ld(){
57bd82d4 653 log check_ld "$@"
3155a644
MR
654 flags=''
655 libs=''
656 for f; do
657 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
658 done
2a194acd 659 check_cc $($filter_cflags $flags) || return
7e75f9fe 660 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
661}
662
5adc829e
MR
663check_code(){
664 log check_code "$@"
665 check=$1
666 headers=$2
667 code=$3
668 shift 3
669 {
670 for hdr in $headers; do
671 echo "#include <$hdr>"
672 done
673 echo "int main(void) { $code; return 0; }"
674 } | check_$check "$@"
675}
676
50a334e4
MR
677check_cppflags(){
678 log check_cppflags "$@"
caf458dd
MR
679 set -- $($filter_cppflags "$@")
680 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
681int x;
682EOF
683}
684
dcd479c0 685check_cflags(){
57bd82d4 686 log check_cflags "$@"
caf458dd
MR
687 set -- $($filter_cflags "$@")
688 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
689int x;
690EOF
691}
692
2ed46eea
MR
693test_ldflags(){
694 log test_ldflags "$@"
695 check_ld "$@" <<EOF
c23a0ac8 696int main(void){ return 0; }
dcd479c0
MR
697EOF
698}
699
2ed46eea
MR
700check_ldflags(){
701 log check_ldflags "$@"
702 test_ldflags "$@" && add_ldflags "$@"
703}
704
dcd479c0 705check_header(){
57bd82d4 706 log check_header "$@"
dcd479c0
MR
707 header=$1
708 shift
b77df637
MR
709 disable_safe $header
710 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
711#include <$header>
712int x;
713EOF
714}
715
716check_func(){
57bd82d4 717 log check_func "$@"
dcd479c0
MR
718 func=$1
719 shift
d8bc5f06
MR
720 disable $func
721 check_ld "$@" <<EOF && enable $func
dcd479c0 722extern int $func();
c23a0ac8 723int main(void){ $func(); }
dcd479c0
MR
724EOF
725}
726
645d2652 727check_mathfunc(){
6b73c0ae 728 log check_mathfunc "$@"
645d2652
MR
729 func=$1
730 shift
731 disable $func
732 check_ld "$@" <<EOF && enable $func
733#include <math.h>
33bd38db
MR
734float foo(float f) { return $func(f); }
735int main(void){ return 0; }
645d2652
MR
736EOF
737}
738
2446d3d6
DB
739check_func_headers(){
740 log check_func_headers "$@"
f8d7b072 741 headers=$1
edaf1ae2 742 funcs=$2
f8d7b072 743 shift 2
edaf1ae2
MR
744 {
745 for hdr in $headers; do
746 echo "#include <$hdr>"
747 done
748 for func in $funcs; do
749 echo "long check_$func(void) { return (long) $func; }"
750 done
751 echo "int main(void) { return 0; }"
752 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
753}
754
a5344cf7
SS
755check_cpp_condition(){
756 log check_cpp_condition "$@"
757 header=$1
758 condition=$2
f855b7b9
MR
759 shift 2
760 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
761#include <$header>
762#if !($condition)
763#error "unsatisfied condition: $condition"
764#endif
765EOF
766}
767
57bd82d4
MR
768check_lib(){
769 log check_lib "$@"
770 header="$1"
771 func="$2"
772 shift 2
84400e9d 773 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
774}
775
f8d7b072
MR
776check_lib2(){
777 log check_lib2 "$@"
778 headers="$1"
edaf1ae2 779 funcs="$2"
f8d7b072 780 shift 2
edaf1ae2 781 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
782}
783
3f8040db
MR
784check_pkg_config(){
785 log check_pkg_config "$@"
786 pkg="$1"
787 headers="$2"
788 funcs="$3"
789 shift 3
790 $pkg_config --exists $pkg || return
791 pkg_cflags=$($pkg_config --cflags $pkg)
792 pkg_libs=$($pkg_config --libs $pkg)
793 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
794 set_safe ${pkg}_cflags $pkg_cflags &&
795 set_safe ${pkg}_libs $pkg_libs
796}
797
dcd479c0 798check_exec(){
2270b4b2 799 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
800}
801
7dfef245 802check_exec_crash(){
5e622c40 803 code=$(cat)
7dfef245
MR
804
805 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
806 # are safe but may not be available everywhere. Thus we use
807 # raise(SIGTERM) instead. The check is run in a subshell so we
808 # can redirect the "Terminated" message from the shell. SIGBUS
809 # is not defined by standard C so it is used conditionally.
810
2270b4b2 811 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
812#include <signal.h>
813static void sighandler(int sig){
814 raise(SIGTERM);
815}
e5af4a11 816int main(void){
7dfef245
MR
817 signal(SIGILL, sighandler);
818 signal(SIGFPE, sighandler);
819 signal(SIGSEGV, sighandler);
820#ifdef SIGBUS
821 signal(SIGBUS, sighandler);
822#endif
823 { $code }
824}
825EOF
826}
827
72be9e73
DY
828check_type(){
829 log check_type "$@"
830 headers=$1
831 type=$2
832 shift 2
ae550ce9 833 disable_safe "$type"
5adc829e 834 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
835}
836
14d36751
MR
837check_struct(){
838 log check_type "$@"
839 headers=$1
840 struct=$2
841 member=$3
842 shift 3
843 disable_safe "${struct}_${member}"
5adc829e
MR
844 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
845 enable_safe "${struct}_${member}"
14d36751
MR
846}
847
57bd82d4
MR
848require(){
849 name="$1"
850 header="$2"
851 func="$3"
852 shift 3
853 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
854}
855
f8d7b072
MR
856require2(){
857 name="$1"
858 headers="$2"
859 func="$3"
860 shift 3
861 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
862}
863
3f8040db
MR
864require_pkg_config(){
865 pkg="$1"
866 check_pkg_config "$@" || die "ERROR: $pkg not found"
867 add_cflags $(get_safe ${pkg}_cflags)
868 add_extralibs $(get_safe ${pkg}_libs)
869}
870
f0125de9
MR
871check_host_cc(){
872 log check_host_cc "$@"
873 cat > $TMPC
874 log_file $TMPC
875 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
876}
877
878check_host_cflags(){
879 log check_host_cflags "$@"
880 check_host_cc "$@" <<EOF && append host_cflags "$@"
881int x;
882EOF
883}
884
c505dd31
MR
885apply(){
886 file=$1
887 shift
888 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
889}
890
c34681df 891cp_if_changed(){
5e27ec28
MR
892 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
893 mkdir -p "$(dirname $2)"
894 cp -f "$1" "$2"
c34681df
MR
895}
896
dcd61286
DB
897# CONFIG_LIST contains configurable options, while HAVE_LIST is for
898# system-dependent things.
899
4a0d6686
AJ
900COMPONENT_LIST="
901 bsfs
902 decoders
903 demuxers
904 encoders
3cde40aa 905 filters
5666fd73 906 hwaccels
c552605c 907 indevs
4a0d6686 908 muxers
c552605c 909 outdevs
4a0d6686
AJ
910 parsers
911 protocols
912"
913
055c61b8
DB
914PROGRAM_LIST="
915 avconv
916 avplay
917 avprobe
918 avserver
055c61b8
DB
919"
920
4a0d6686
AJ
921CONFIG_LIST="
922 $COMPONENT_LIST
055c61b8 923 $PROGRAM_LIST
a5444fee 924 ac3dsp
5a0f7131
MR
925 avcodec
926 avdevice
f7679c54 927 avfilter
5a0f7131 928 avformat
c8af852b 929 avresample
c88f5d72 930 avisynth
f402916e 931 bzlib
7f3f5f46 932 dct
c73f65d9 933 doc
05aec7bb 934 dwt
92c6a099 935 dxva2
27a9466b 936 fastdiv
1848f7d9 937 fft
47941088 938 frei0r
bc8c1395 939 gnutls
c88f5d72 940 gpl
d8d0d0b2 941 gray
3abe5fbd 942 hardcoded_tables
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
2eed5a46 945 libfaac
a5b64584 946 libfreetype
c88f5d72 947 libgsm
3641b048 948 libilbc
6ebe07fb 949 libmp3lame
0b175caa
DB
950 libopencore_amrnb
951 libopencore_amrwb
6ebf0bfc 952 libopencv
9a77d59a 953 libopenjpeg
0de9c41f 954 libpulse
0f943ce6 955 librtmp
f7cd9eed 956 libschroedinger
ae14f311 957 libspeex
150d2772 958 libtheora
d89e738a 959 libvo_aacenc
f502ff3f 960 libvo_amrwbenc
c88f5d72 961 libvorbis
8299a7f8 962 libvpx
1cc60c47 963 libx264
de295976 964 libxavs
1cc60c47 965 libxvid
b781cc12 966 lsp
47a158cb 967 mdct
c88f5d72 968 memalign_hack
c4f5c2d6 969 mpegaudiodsp
c88f5d72 970 network
3fe142e2 971 nonfree
a060866f 972 openssl
8a3c8627 973 pic
68602540 974 rdft
44b70ce5 975 rtpdec
e90f5b5a 976 runtime_cpudetect
8cfbbd92 977 safe_bitstream_reader
2e35e684 978 shared
4538729a 979 sinewin
bd2216e4 980 small
6b35d421 981 sram
2e35e684 982 static
5a0f7131 983 swscale
a9ddb5b1 984 swscale_alpha
8986fddc 985 thumb
17492d5e 986 vaapi
ac3dbb4d 987 vda
17492d5e 988 vdpau
9cad0e4e 989 version3
7e4d9d5d 990 xmm_clobber_test
56a059ac 991 x11grab
c88f5d72 992 zlib
4a0d6686 993"
c88f5d72 994
8eee7025 995THREADS_LIST='
8eee7025
DB
996 pthreads
997 w32threads
998'
999
3f5b56e5
MR
1000ARCH_LIST='
1001 alpha
a2fc0f6a 1002 arm
fdcd782d
MR
1003 avr32
1004 avr32_ap
1005 avr32_uc
3f5b56e5
MR
1006 bfin
1007 ia64
1008 m68k
1009 mips
bae3abb0 1010 mips64
3f5b56e5 1011 parisc
79cb09b2 1012 ppc
34d11b87 1013 ppc64
3f5b56e5
MR
1014 s390
1015 sh4
1016 sparc
1017 sparc64
0844bae1 1018 tomi
3f5b56e5
MR
1019 x86
1020 x86_32
1021 x86_64
1022'
1023
1024ARCH_EXT_LIST='
1ac9331a 1025 altivec
3bf96eec 1026 amd3dnow
a1ef9f08 1027 amd3dnowext
1ac9331a 1028 armv5te
edab3048 1029 armv6
ab5cb084 1030 armv6t2
f55b299a 1031 armvfp
87f1355f 1032 avx
3f5b56e5
MR
1033 mmi
1034 mmx
d7f0920b 1035 mmx2
6b18d278 1036 neon
799fde37 1037 ppc4xx
1bb04d5a 1038 sse
9eeed841 1039 ssse3
93eb8e4d 1040 vfpv3
bd9d34a0 1041 vis
3f5b56e5
MR
1042'
1043
a3e02a8c
MR
1044HAVE_LIST_PUB='
1045 bigendian
d268eee9 1046 fast_unaligned
a3e02a8c
MR
1047'
1048
3f5b56e5
MR
1049HAVE_LIST="
1050 $ARCH_EXT_LIST
a3e02a8c 1051 $HAVE_LIST_PUB
3f5b56e5 1052 $THREADS_LIST
be1a839c 1053 aligned_malloc
59782b82 1054 aligned_stack
35fd8122 1055 alsa_asoundlib_h
3f5b56e5 1056 altivec_h
c9fdab0d 1057 arpa_inet_h
6308729e 1058 asm_mod_y
dffb41b9 1059 attribute_may_alias
e7ea5e3d 1060 attribute_packed
15333562 1061 cbrtf
ecf97f22 1062 closesocket
1ac9331a 1063 cmov
c0ee695b 1064 cpuid
c88f5d72 1065 dcbzl
f8aa696f
DB
1066 dev_bktr_ioctl_bt848_h
1067 dev_bktr_ioctl_meteor_h
1068 dev_ic_bt8xx_h
f8aa696f 1069 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1070 dev_video_meteor_ioctl_meteor_h
18b67ae5 1071 dlfcn_h
c88f5d72 1072 dlopen
bc574408 1073 dos_paths
fa845061 1074 dxva_h
245626d0
DB
1075 ebp_available
1076 ebx_available
6b7c7703
VS
1077 exp2
1078 exp2f
c2a29455 1079 fast_64bit
669b5583 1080 fast_clz
7073e9fc 1081 fast_cmov
534a2231 1082 fcntl
9d99cc5a 1083 fork
84882df6 1084 getaddrinfo
da9e86f8 1085 gethrtime
667fb97a 1086 getopt
02e8f427 1087 GetProcessAffinityMask
fc5607f8 1088 GetProcessMemoryInfo
4e68cb8a 1089 GetProcessTimes
61183b5a 1090 GetSystemTimeAsFileTime
66be5b45 1091 getrusage
61183b5a 1092 gettimeofday
a49d3025 1093 gnu_as
2f0c136e 1094 ibm_asm
2e1913b1 1095 inet_aton
61d251db 1096 inline_asm
3b1ab197 1097 io_h
abfc8d05 1098 isatty
46df708b
MS
1099 isinf
1100 isnan
8772997d 1101 jack_port_get_latency_range
9f5ff83f 1102 ldbrx
0b4a1821
AS
1103 libdc1394_1
1104 libdc1394_2
a33cab3a 1105 llrint
07876e25 1106 llrintf
d96cd429
MR
1107 local_aligned_16
1108 local_aligned_8
a5b64584 1109 localtime_r
291fd18a 1110 log2
6b7c7703 1111 log2f
85dd97ad 1112 loongson
a33cab3a 1113 lrint
c88f5d72 1114 lrintf
f8aa696f
DB
1115 machine_ioctl_bt848_h
1116 machine_ioctl_meteor_h
c88f5d72 1117 malloc_h
73f6d31e 1118 MapViewOfFile
c88f5d72 1119 memalign
6ffa87d3 1120 mkstemp
f80ddd5b 1121 mm_empty
0328b9ea 1122 mmap
d3d3a32c 1123 nanosleep
5699884c 1124 netinet_sctp_h
3e0b1c9a 1125 poll_h
1f91cdce 1126 posix_memalign
07b28702 1127 rdtsc
183b1c22 1128 rint
a33cab3a
MK
1129 round
1130 roundf
358d854d 1131 rweflags
ea4d5f48 1132 sched_getaffinity
c88f5d72
MR
1133 sdl
1134 sdl_video_size
b507ebd1 1135 setmode
3e0b1c9a 1136 setrlimit
d3d3a32c 1137 Sleep
15d59d2c 1138 sndio_h
72be9e73 1139 socklen_t
deb29777 1140 soundcard_h
87958234 1141 strerror_r
6379900c 1142 strptime
47941088 1143 strtok_r
c0018613 1144 struct_addrinfo
75d339e0
MS
1145 struct_group_source_req
1146 struct_ip_mreq_source
b4d68544 1147 struct_ipv6_mreq
cdee08e3 1148 struct_pollfd
3e0b1c9a 1149 struct_rusage_ru_maxrss
b4d68544 1150 struct_sockaddr_in6
3b2372bf 1151 struct_sockaddr_sa_len
33a4dbdd 1152 struct_sockaddr_storage
a6a4793d 1153 struct_v4l2_frmivalenum_discrete
b462d132 1154 symver
b462d132 1155 symver_asm_label
3e0b1c9a 1156 symver_gnu_asm
bcc73960 1157 sysconf
b9e22269 1158 sysctl
b58412f1 1159 sys_mman_h
06bb5905 1160 sys_param_h
b091aa44 1161 sys_resource_h
81644c2e 1162 sys_select_h
deb29777 1163 sys_soundcard_h
e64bceea 1164 sys_time_h
1b6e8b73 1165 sys_videoio_h
b265431e 1166 threads
23d3931a 1167 trunc
7b04b8a0 1168 truncf
542920b7 1169 unistd_h
d3d3a32c 1170 usleep
ce742de2 1171 vfp_args
7c5bfe7a 1172 VirtualAlloc
d3d3a32c 1173 windows_h
6ff3f3e7 1174 winsock2_h
cc078b5d 1175 xform_asm
3f150ffb 1176 xgetbv
6f74fb03 1177 xmm_clobbers
304d586d 1178 yasm
0cb78cef 1179"
44161118 1180
b6bb00b0
MR
1181# options emitted with CONFIG_ prefix but not available on command line
1182CONFIG_EXTRA="
478fd534 1183 aandct
dc4f5a1c 1184 avutil
478fd534 1185 golomb
9cad0e4e 1186 gplv3
478fd534
DB
1187 h264chroma
1188 h264dsp
1189 h264pred
915a2a0a 1190 h264qpel
478fd534 1191 huffman
9cad0e4e 1192 lgplv3
478fd534 1193 lpc
b6bb00b0
MR
1194"
1195
520cc7f1 1196CMDLINE_SELECT="
3f5b56e5 1197 $ARCH_EXT_LIST
520cc7f1 1198 $CONFIG_LIST
8eee7025 1199 $THREADS_LIST
c8a4ae00 1200 asm
db6107b6 1201 cross_compile
520cc7f1
MR
1202 debug
1203 extra_warnings
8c6afa4d 1204 logging
d2bbb2f7 1205 optimizations
9baec618 1206 symver
7595a5e4 1207 yasm
520cc7f1 1208"
426be5dc
DB
1209
1210PATHS_LIST='
d156bede 1211 bindir
14a8acf1 1212 datadir
26759c44
MR
1213 incdir
1214 libdir
26759c44
MR
1215 mandir
1216 prefix
1217 shlibdir
426be5dc
DB
1218'
1219
1220CMDLINE_SET="
1221 $PATHS_LIST
121d78d0 1222 ar
426be5dc 1223 arch
313c46a6 1224 as
426be5dc
DB
1225 build_suffix
1226 cc
1227 cpu
1228 cross_prefix
50567afa 1229 dep_cc
ac63af34 1230 extra_version
9da6609f
MR
1231 host_cc
1232 host_cflags
1233 host_ldflags
1234 host_libs
82bb3329 1235 host_os
684b28e0 1236 ld
426be5dc 1237 logfile
4ae40685 1238 malloc_prefix
89641463 1239 nm
9cd7b854 1240 optflags
3f8040db 1241 pkg_config
2fad0977 1242 samples
c5200f17
MR
1243 sysinclude
1244 sysroot
a7ada2ba 1245 target_exec
26759c44 1246 target_os
a7ada2ba 1247 target_path
426be5dc 1248"
520cc7f1 1249
89f2932b
MR
1250CMDLINE_APPEND="
1251 extra_cflags
1252"
1253
912f3148
DB
1254# code dependency declarations
1255
9eeed841 1256# architecture extensions
808fa33c 1257
a2fc0f6a
MR
1258armv5te_deps="arm"
1259armv6_deps="arm"
ab5cb084 1260armv6t2_deps="arm"
a2fc0f6a 1261armvfp_deps="arm"
808fa33c 1262neon_deps="arm"
93eb8e4d 1263vfpv3_deps="armvfp"
808fa33c 1264
e241ba14 1265mmi_deps="mips"
808fa33c
MR
1266
1267altivec_deps="ppc"
1268ppc4xx_deps="ppc"
1269
1270vis_deps="sparc"
1271
7f8c3d1f 1272x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1273amd3dnow_deps="mmx"
1274amd3dnowext_deps="amd3dnow"
9eeed841 1275mmx_deps="x86"
75aa95a6 1276mmx2_deps="mmx"
75aa95a6
DB
1277sse_deps="mmx"
1278ssse3_deps="sse"
87f1355f 1279avx_deps="ssse3"
9eeed841 1280
59782b82 1281aligned_stack_if_any="ppc x86"
e939cedd 1282fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1283fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1284fast_unaligned_if_any="armv6 ppc x86"
669b5583 1285
6fec122a 1286inline_asm_deps="!tms470"
3e0b1c9a 1287need_memalign="altivec neon sse"
89e053f8 1288
b462d132
MR
1289symver_if_any="symver_asm_label symver_gnu_asm"
1290
26fbcc85 1291# subsystems
dc609252 1292dct_select="rdft"
26fbcc85
MR
1293mdct_select="fft"
1294rdft_select="fft"
c4f5c2d6 1295mpegaudiodsp_select="dct"
26fbcc85 1296
5666fd73 1297# decoders / encoders / hardware accelerators
cfc2a0cf 1298aac_decoder_select="mdct sinewin"
4538729a 1299aac_encoder_select="mdct sinewin"
136e19e1 1300aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1301ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1302ac3_encoder_select="mdct ac3dsp"
3d269059 1303ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1304alac_encoder_select="lpc"
b781cc12 1305amrnb_decoder_select="lsp"
2b2a597e 1306amrwb_decoder_select="lsp"
4538729a 1307atrac1_decoder_select="mdct sinewin"
26fbcc85 1308atrac3_decoder_select="mdct"
a33657ce
DB
1309binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1310binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1311cavs_decoder_select="golomb"
4538729a 1312cook_decoder_select="mdct sinewin"
2eef7c62 1313cscd_decoder_suggest="zlib"
26fbcc85 1314dca_decoder_select="mdct"
e8ed9b7a 1315dnxhd_encoder_select="aandct"
2eef7c62 1316dxa_decoder_select="zlib"
baf91bb9 1317eac3_decoder_select="ac3_decoder"
aa47c35d 1318eac3_encoder_select="mdct ac3dsp"
84c04e25 1319eamad_decoder_select="aandct"
e8ed9b7a 1320eatgq_decoder_select="aandct"
d52b39c7 1321eatqi_decoder_select="aandct"
4f034993
MR
1322ffv1_decoder_select="golomb"
1323flac_decoder_select="golomb"
f4d608e3 1324flac_encoder_select="golomb lpc"
2eef7c62
AJ
1325flashsv_decoder_select="zlib"
1326flashsv_encoder_select="zlib"
c2d23309 1327flashsv2_decoder_select="zlib"
4414137e 1328flv_decoder_select="h263_decoder"
4d4b4bd1 1329flv_encoder_select="h263_encoder"
3447f12d 1330fraps_decoder_select="huffman"
e8ed9b7a 1331h261_encoder_select="aandct"
7f647ae0 1332h263_decoder_select="h263_parser"
e8ed9b7a 1333h263_encoder_select="aandct"
95a61cfc 1334h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1335h263i_decoder_select="h263_decoder"
fe629c2d 1336h263p_encoder_select="h263_encoder"
915a2a0a 1337h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1338h264_dxva2_hwaccel_deps="dxva2api_h"
1339h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1340h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1341h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1342h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1343iac_decoder_select="fft mdct sinewin"
56c8227d 1344imc_decoder_select="fft mdct sinewin"
4f034993
MR
1345jpegls_decoder_select="golomb"
1346jpegls_encoder_select="golomb"
e8ed9b7a 1347ljpeg_encoder_select="aandct"
4f034993 1348loco_decoder_select="golomb"
e8ed9b7a 1349mjpeg_encoder_select="aandct"
2cca233b 1350mlp_decoder_select="mlp_parser"
c4f5c2d6 1351mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1352mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1353mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1354mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1355mp3_decoder_select="mpegaudiodsp"
1356mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1357mp3adufloat_decoder_select="mpegaudiodsp"
1358mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1359mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1360mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1361mpc7_decoder_select="mpegaudiodsp"
1362mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1363mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1364mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1365mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1366mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1367mpeg1video_encoder_select="aandct"
164aab02
LA
1368mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1369mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1370mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1371mpeg2video_encoder_select="aandct"
1372mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1373mpeg4_encoder_select="h263_encoder"
95a61cfc 1374mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1375mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1376msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1377msmpeg4v1_encoder_select="h263_encoder"
4414137e 1378msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1379msmpeg4v2_encoder_select="h263_encoder"
4414137e 1380msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1381msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1382nellymoser_decoder_select="mdct sinewin"
1383nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1384png_decoder_select="zlib"
1385png_encoder_select="zlib"
b781cc12 1386qcelp_decoder_select="lsp"
c4f5c2d6 1387qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1388ra_144_encoder_select="lpc"
9f43fdda 1389ralf_decoder_select="golomb"
a8beb22f 1390rv10_decoder_select="h263_decoder"
b2bf38b4 1391rv10_encoder_select="h263_encoder"
a8beb22f 1392rv20_decoder_select="h263_decoder"
b2bf38b4 1393rv20_encoder_select="h263_encoder"
915a2a0a
DB
1394rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1395rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1396shorten_decoder_select="golomb"
b781cc12 1397sipr_decoder_select="lsp"
05aec7bb
MR
1398snow_decoder_select="dwt"
1399snow_encoder_select="aandct dwt"
19ecfb8a 1400svq1_encoder_select="aandct"
915a2a0a 1401svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1402svq3_decoder_suggest="zlib"
4eef77c1 1403theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1404tiff_decoder_suggest="zlib"
1405tiff_encoder_suggest="zlib"
aec09a00 1406truehd_decoder_select="mlp_decoder"
2eef7c62 1407tscc_decoder_select="zlib"
4538729a 1408twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1409vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1410vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1411vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1412vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1413vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1414vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1415vorbis_decoder_select="mdct"
1416vorbis_encoder_select="mdct"
3447f12d 1417vp6_decoder_select="huffman"
e82dc4c9
DB
1418vp6a_decoder_select="vp6_decoder"
1419vp6f_decoder_select="vp6_decoder"
915a2a0a 1420vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1421wmapro_decoder_select="mdct sinewin"
1422wmav1_decoder_select="mdct sinewin"
1423wmav1_encoder_select="mdct sinewin"
1424wmav2_decoder_select="mdct sinewin"
1425wmav2_encoder_select="mdct sinewin"
1426wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1427wmv1_decoder_select="h263_decoder"
665507aa 1428wmv1_encoder_select="h263_encoder"
f95bfab0 1429wmv2_decoder_select="h263_decoder"
1746e2a9 1430wmv2_encoder_select="h263_encoder"
015f8ee0 1431wmv3_decoder_select="vc1_decoder"
f0f86627 1432wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1433wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1434wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1435wmv3image_decoder_select="wmv3_decoder"
0e714f88 1436zerocodec_decoder_select="zlib"
2eef7c62
AJ
1437zlib_decoder_select="zlib"
1438zlib_encoder_select="zlib"
1439zmbv_decoder_select="zlib"
1440zmbv_encoder_select="zlib"
30fd06be 1441
0afab17e 1442vaapi_deps="va_va_h"
ac3dbb4d 1443vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1444vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1445
28b80940 1446# parsers
6a7c5312 1447h264_parser_select="golomb h264dsp h264pred"
28b80940 1448
912f3148 1449# external libraries
c9171a83 1450libfaac_encoder_deps="libfaac"
299c77d5
MR
1451libgsm_decoder_deps="libgsm"
1452libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1453libgsm_ms_decoder_deps="libgsm"
1454libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1455libilbc_decoder_deps="libilbc"
1456libilbc_encoder_deps="libilbc"
1cc60c47 1457libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1458libopencore_amrnb_decoder_deps="libopencore_amrnb"
1459libopencore_amrnb_encoder_deps="libopencore_amrnb"
1460libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1461libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1462libschroedinger_decoder_deps="libschroedinger"
1463libschroedinger_encoder_deps="libschroedinger"
ae14f311 1464libspeex_decoder_deps="libspeex"
b606a017 1465libspeex_encoder_deps="libspeex"
150d2772 1466libtheora_encoder_deps="libtheora"
d89e738a 1467libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1468libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1469libvorbis_encoder_deps="libvorbis"
8299a7f8 1470libvpx_decoder_deps="libvpx"
ee0e9146 1471libvpx_encoder_deps="libvpx"
1cc60c47 1472libx264_encoder_deps="libx264"
de295976 1473libxavs_encoder_deps="libxavs"
1cc60c47 1474libxvid_encoder_deps="libxvid"
30fd06be 1475
912f3148 1476# demuxers / muxers
c2dd0e9e 1477ac3_demuxer_select="ac3_parser"
647c2356 1478asf_stream_muxer_select="asf_muxer"
4e622dea 1479avisynth_demuxer_deps="avisynth"
c2dd0e9e 1480dirac_demuxer_select="dirac_parser"
5b423887 1481eac3_demuxer_select="ac3_parser"
c2dd0e9e 1482flac_demuxer_select="flac_parser"
647c2356 1483ipod_muxer_select="mov_muxer"
647c2356 1484matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1485matroska_demuxer_suggest="zlib bzlib"
1486mov_demuxer_suggest="zlib"
c2dd0e9e 1487mp3_demuxer_select="mpegaudio_parser"
647c2356 1488mp4_muxer_select="mov_muxer"
2439bd86 1489mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1490mpegtsraw_demuxer_select="mpegts_demuxer"
1491mxf_d10_muxer_select="mxf_muxer"
24ca518b 1492ogg_demuxer_select="golomb"
647c2356 1493psp_muxer_select="mov_muxer"
44594cc7 1494rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1495rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1496rtsp_demuxer_select="http_protocol rtpdec"
1497rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1498sap_demuxer_select="sdp_demuxer"
2aab70c4 1499sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1500sdp_demuxer_select="rtpdec"
f1e94694 1501spdif_muxer_select="aac_parser"
647c2356
DB
1502tg2_muxer_select="mov_muxer"
1503tgp_muxer_select="mov_muxer"
6bdaa5f4 1504w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1505
1506# indevs / outdevs
38e54a75 1507alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1508alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1509bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1510dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1511fbdev_indev_deps="linux_fb_h"
38e54a75 1512jack_indev_deps="jack_jack_h"
e417d80d 1513libcdio_indev_deps="libcdio"
38e54a75 1514libdc1394_indev_deps="libdc1394"
38e54a75
SS
1515oss_indev_deps_any="soundcard_h sys_soundcard_h"
1516oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1517pulse_indev_deps="libpulse"
15d59d2c
B
1518sndio_indev_deps="sndio_h"
1519sndio_outdev_deps="sndio_h"
38e54a75 1520v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1521vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1522vfwcap_indev_extralibs="-lavicap32"
38e54a75 1523x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1524
912f3148 1525# protocols
3fff6382 1526gopher_protocol_deps="network"
c40e1757
JS
1527httpproxy_protocol_deps="network"
1528httpproxy_protocol_select="tcp_protocol"
c08fb000 1529http_protocol_deps="network"
279a0c97 1530http_protocol_select="tcp_protocol"
183baead 1531https_protocol_select="tls_protocol"
c3b57d6e
DB
1532librtmp_protocol_deps="librtmp"
1533librtmpe_protocol_deps="librtmp"
1534librtmps_protocol_deps="librtmp"
1535librtmpt_protocol_deps="librtmp"
1536librtmpte_protocol_deps="librtmp"
c60a2d70 1537mmsh_protocol_select="http_protocol"
b4cf3f6c 1538mmst_protocol_deps="network"
c3b57d6e 1539rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1540rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1541rtmphttp_protocol_deps="!librtmp_protocol"
1542rtmphttp_protocol_select="http_protocol"
1543rtmpt_protocol_deps="!librtmp_protocol"
1544rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1545rtp_protocol_select="udp_protocol"
5699884c 1546sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1547tcp_protocol_deps="network"
558d192d
MS
1548tls_protocol_deps_any="openssl gnutls"
1549tls_protocol_select="tcp_protocol"
c08fb000
AB
1550udp_protocol_deps="network"
1551
6ebf0bfc 1552# filters
13fabd7a 1553blackframe_filter_deps="gpl"
ce6b6ef6 1554boxblur_filter_deps="gpl"
68b79bfc 1555cropdetect_filter_deps="gpl"
b157be1f 1556delogo_filter_deps="gpl"
a5b64584 1557drawtext_filter_deps="libfreetype"
2e5ff4d0 1558frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1559frei0r_filter_extralibs='$ldl'
a42bb9d6 1560frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1561frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1562hqdn3d_filter_deps="gpl"
d371e7b9 1563resample_filter_deps="avresample"
cf69ad35 1564ocv_filter_deps="libopencv"
2f296e39 1565scale_filter_deps="swscale"
acbac567 1566yadif_filter_deps="gpl"
6ebf0bfc 1567
5a0f7131
MR
1568# libraries
1569avdevice_deps="avcodec avformat"
1570avformat_deps="avcodec"
f7679c54 1571
912f3148 1572# programs
ce03b088
AK
1573avconv_deps="avcodec avfilter avformat avresample swscale
1574 aformat_filter asyncts_filter
1575 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1576avplay_deps="avcodec avformat swscale sdl"
1577avplay_select="rdft"
9e12f0bf 1578avprobe_deps="avcodec avformat"
b263bf66 1579avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1580avserver_extralibs='$ldl'
a2830dca 1581
c73f65d9 1582doc_deps="texi2html"
912f3148 1583
57442411
MR
1584# tests
1585
1586test_deps(){
1587 suf1=$1
1588 suf2=$2
1589 shift 2
1590 for v; do
1591 dep=${v%=*}
1592 tests=${v#*=}
1593 for name in ${tests}; do
908f12f3 1594 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1595 done
1596 done
1597}
1598
908f12f3
MR
1599mxf_d10_test_deps="avfilter"
1600seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1601
57442411
MR
1602test_deps _muxer _demuxer \
1603 aiff \
1604 pcm_alaw=alaw \
1605 asf \
1606 au \
1607 avi \
1608 dv=dv_fmt \
1609 ffm \
1610 flv=flv_fmt \
1611 gxf \
1612 matroska=mkv \
1613 mmf \
1614 mov \
1615 pcm_mulaw=mulaw \
0218808d 1616 mxf="mxf mxf_d10" \
57442411
MR
1617 nut \
1618 ogg \
1619 rawvideo=pixfmt \
1620 rm \
1621 swf \
1622 mpegts=ts \
1623 voc \
1624 wav \
1625 yuv4mpegpipe=yuv4mpeg \
1626
1627mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1628
de6d9b64 1629# default parameters
8a608357 1630
19bd477d 1631logfile="config.log"
8a608357
MR
1632
1633# installation paths
c9d19248
MR
1634prefix_default="/usr/local"
1635bindir_default='${prefix}/bin'
6291d7e4 1636datadir_default='${prefix}/share/avconv'
c9d19248
MR
1637incdir_default='${prefix}/include'
1638libdir_default='${prefix}/lib'
1639mandir_default='${prefix}/share/man'
1640shlibdir_default="$libdir_default"
8a608357
MR
1641
1642# toolchain
121d78d0 1643ar_default="ar"
13c7df3d 1644cc_default="gcc"
a3d7c197 1645cc_version=\"unknown\"
9da6609f 1646host_cc_default="gcc"
11e6d03a 1647ln_s="ln -sf"
89641463 1648nm_default="nm"
11e6d03a 1649objformat="elf"
3f8040db 1650pkg_config_default=pkg-config
be7109c1 1651ranlib="ranlib"
11e6d03a 1652yasmexe="yasm"
8a608357 1653
8182dc34 1654nm_opts='-g'
3e0b1c9a 1655nogas=":"
8182dc34 1656
8a608357 1657# machine
8d4c00ed 1658arch_default=$(uname -m)
38d0a8aa 1659cpu="generic"
8a608357 1660
8a608357 1661# OS
8d4c00ed
MR
1662target_os_default=$(tolower $(uname -s))
1663host_os=$target_os_default
8a608357 1664
8a608357 1665# configurable options
055c61b8
DB
1666enable $PROGRAM_LIST
1667
5a0f7131
MR
1668enable avcodec
1669enable avdevice
cccc039f 1670enable avfilter
5a0f7131 1671enable avformat
c8af852b 1672enable avresample
dc4f5a1c 1673enable avutil
3e0b1c9a
DB
1674enable swscale
1675
3e0b1c9a
DB
1676enable asm
1677enable debug
1678enable doc
1679enable fastdiv
497237c7 1680enable network
8400d6b8 1681enable optimizations
8cfbbd92 1682enable safe_bitstream_reader
530dc538 1683enable static
a9ddb5b1 1684enable swscale_alpha
8a608357 1685
8a608357 1686# build settings
9987769a 1687SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1688AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1689LIBPREF="lib"
1690LIBSUF=".a"
c5f14466
RP
1691FULLNAME='$(NAME)$(BUILDSUF)'
1692LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1693SLIBPREF="lib"
1694SLIBSUF=".so"
c5f14466 1695SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1696SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1697SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1698LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1699SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1700SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1701
bc877faf 1702AS_O='-o $@'
7e6c86e6
MR
1703CC_O='-o $@'
1704
1d01fee9 1705host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1706host_libs='-lm'
1707
9b861379 1708target_path='$(CURDIR)'
a7ada2ba 1709
a158446b
MR
1710# since the object filename is not given with the -MM flag, the compiler
1711# is only able to print the basename, and we must add the path ourselves
c1c3933a 1712DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1713DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1714
c597172e 1715# find source path
24524f36 1716if test -f configure; then
f038cf3c 1717 source_path=.
c597172e 1718else
8477f2de 1719 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1720 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1721 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1722 test -e "$source_path/config.h" &&
1723 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1724fi
1725
13cbe2c0 1726for v in "$@"; do
b04251c5
MR
1727 r=${v#*=}
1728 l=${v%"$r"}
1729 r=$(sh_quote "$r")
29ba0911 1730 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1731done
c597172e 1732
73ef8980
MR
1733find_things(){
1734 thing=$1
1735 pattern=$2
1736 file=$source_path/$3
932ccf39 1737 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1738}
1739
1740ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1741DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1742HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1743PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1744BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1745MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1746DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1747OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1748INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1749PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1750FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1751
54e75be4
DB
1752ALL_COMPONENTS="
1753 $BSF_LIST
1754 $DECODER_LIST
1755 $DEMUXER_LIST
1756 $ENCODER_LIST
1757 $FILTER_LIST
1758 $HWACCEL_LIST
1759 $INDEV_LIST
1760 $MUXER_LIST
1761 $OUTDEV_LIST
1762 $PARSER_LIST
1763 $PROTOCOL_LIST
1764"
1765
57442411 1766find_tests(){
b9d5f1b7 1767 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1768}
1769
57442411 1770LAVF_TESTS=$(find_tests lavf)
48c28162 1771LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1772SEEK_TESTS=$(find_tests seek seek_)
57442411 1773
7263cd55 1774ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1775
8469ae22
MR
1776for n in $COMPONENT_LIST; do
1777 v=$(toupper ${n%s})_LIST
1778 eval enable \$$v
1779 eval ${n}_if_any="\$$v"
1780done
1781
54e75be4 1782enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1783
1784die_unknown(){
1785 echo "Unknown option \"$1\"."
1786 echo "See $0 --help for available options."
1787 exit 1
1788}
1789
794f8e97 1790show_list() {
bf0c4afa
RP
1791 suffix=_$1
1792 shift
2b444ea7 1793 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1794 exit 0
1795}
1796
c597172e 1797for opt do
7483e694
DB
1798 optval="${opt#*=}"
1799 case "$opt" in
0f010b2f 1800 --extra-ldflags=*) add_ldflags $optval
7483e694 1801 ;;
0f010b2f 1802 --extra-libs=*) add_extralibs $optval
7483e694 1803 ;;
8fb1cb58 1804 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1805 ;;
40bcf4c7
BL
1806 --enable-debug=*) debuglevel="$optval"
1807 ;;
36e2dea0 1808 --disable-everything)
1b15dc3c 1809 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1810 ;;
7483e694 1811 --enable-*=*|--disable-*=*)
8b93ddc3 1812 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1813 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1814 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1815 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1816 $action $(filter "$name" $list)
7483e694
DB
1817 ;;
1818 --enable-?*|--disable-?*)
5e622c40 1819 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1820 if is_in $option $COMPONENT_LIST; then
fed5d54b 1821 test $action = disable && action=unset
e3773a55
MR
1822 eval $action \$$(toupper ${option%s})_LIST
1823 elif is_in $option $CMDLINE_SELECT; then
1824 $action $option
1825 else
1826 die_unknown $opt
1827 fi
7483e694
DB
1828 ;;
1829 --list-*)
1830 NAME="${opt#--list-}"
1831 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1832 NAME=${NAME%s}
1833 eval show_list $NAME \$$(toupper $NAME)_LIST
1834 ;;
1835 --help|-h) show_help
1836 ;;
1837 *)
884a36a7 1838 optname="${opt%%=*}"
26759c44
MR
1839 optname="${optname#--}"
1840 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1841 if is_in $optname $CMDLINE_SET; then
1842 eval $optname='$optval'
1843 elif is_in $optname $CMDLINE_APPEND; then
1844 append $optname "$optval"
1845 else
1846 die_unknown $opt
1847 fi
7483e694
DB
1848 ;;
1849 esac
c597172e
MR
1850done
1851
bcea99bb
MR
1852disabled logging && logfile=/dev/null
1853
29ba0911 1854echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1855set >> $logfile
1856
9da6609f
MR
1857test -n "$cross_prefix" && enable cross_compile
1858
8d4c00ed
MR
1859if enabled cross_compile; then
1860 test -n "$arch" && test -n "$target_os" ||
1861 die "Must specify target arch and OS when cross-compiling"
1862fi
1863
1864set_default arch target_os
1865
121d78d0 1866ar_default="${cross_prefix}${ar_default}"
11e6d03a 1867cc_default="${cross_prefix}${cc_default}"
20e0ed95 1868nm_default="${cross_prefix}${nm_default}"
3f8040db 1869pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1870ranlib="${cross_prefix}${ranlib}"
adb2b908 1871
c5200f17
MR
1872sysinclude_default="${sysroot}/usr/include"
1873
e0be794a 1874set_default cc nm pkg_config sysinclude
9da6609f
MR
1875enabled cross_compile || host_cc_default=$cc
1876set_default host_cc
13c7df3d 1877
762f95e4
MR
1878if ! $pkg_config --version >/dev/null 2>&1; then
1879 warn "$pkg_config not found, library detection may fail."
1880 pkg_config=false
1881fi
1882
82bb3329
MR
1883exesuf() {
1884 case $1 in
1c69c79f 1885 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1886 esac
1887}
1888
1889EXESUF=$(exesuf $target_os)
1890HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1891
e4e69e0b 1892# set temporary file name
a49d42c2 1893: ${TMPDIR:=$TEMPDIR}
c51fafa1 1894: ${TMPDIR:=$TMP}
a49d42c2 1895: ${TMPDIR:=/tmp}
e4e69e0b 1896
a210bce2 1897if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1898 # simple replacement for missing mktemp
1899 # NOT SAFE FOR GENERAL USE
1900 mktemp(){
09a5c245 1901 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1902 }
1903fi
1904
1905tmpfile(){
1906 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1907 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1908 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1909 append TMPFILES $tmp
1910 eval $1=$tmp
1911}
1912
1913trap 'rm -f -- $TMPFILES' EXIT
54460a83 1914
55127e7b 1915tmpfile TMPASM .asm
3e0b1c9a
DB
1916tmpfile TMPC .c
1917tmpfile TMPE $EXESUF
1918tmpfile TMPH .h
1919tmpfile TMPO .o
1920tmpfile TMPS .S
1921tmpfile TMPSH .sh
1922tmpfile TMPV .ver
54460a83
MR
1923
1924unset -f mktemp
e4e69e0b 1925
fb3c4ffc
MR
1926chmod +x $TMPE
1927
993f2d0f
MR
1928# make sure we can execute files in $TMPDIR
1929cat > $TMPSH 2>> $logfile <<EOF
1930#! /bin/sh
1931EOF
1932chmod +x $TMPSH >> $logfile 2>&1
1933if ! $TMPSH >> $logfile 2>&1; then
1934 cat <<EOF
1935Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1936variable to another directory and make sure that it is not mounted noexec.
1937EOF
1938 die "Sanity test failed."
1939fi
993f2d0f 1940
3e0b1c9a 1941filter_asflags=echo
19b4c628
MR
1942filter_cflags=echo
1943filter_cppflags=echo
19b4c628 1944
613a4e3f
MR
1945if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1946 cc_type=llvm_gcc
1947 cc_version=__VERSION__
1948 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1949 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1950 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1951 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1952 speed_cflags='-O3'
1953 size_cflags='-Os'
1954elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1955 cc_type=gcc
a3d7c197 1956 cc_version=__VERSION__
5d57846b
MR
1957 gcc_version=$($cc --version | head -n1)
1958 gcc_basever=$($cc -dumpversion)
3ad464bf 1959 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1960 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1961 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1962 if ! $cc -dumpversion | grep -q '^2\.'; then
1963 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1964 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1965 fi
14ca9cd0
MR
1966 speed_cflags='-O3'
1967 size_cflags='-Os'
629687f6
MR
1968elif $cc --version 2>/dev/null | grep -q Intel; then
1969 cc_type=icc
6e3fa35d 1970 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1971 cc_ident=$($cc --version | head -n1)
bdefad73 1972 icc_version=$($cc -dumpversion)
07dec06e
MR
1973 CC_DEPFLAGS='-MMD'
1974 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1975 speed_cflags='-O3'
1976 size_cflags='-Os'
b05394a0 1977 noopt_cflags='-O1'
629687f6
MR
1978elif $cc -v 2>&1 | grep -q xlc; then
1979 cc_type=xlc
6e3fa35d 1980 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1981 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1982 speed_cflags='-O5'
1983 size_cflags='-O5 -qcompact'
df442a8d
MR
1984elif $cc -V 2>/dev/null | grep -q Compaq; then
1985 cc_type=ccc
6e3fa35d 1986 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1987 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1988 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1989 debuglevel=3
df442a8d 1990 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1991 speed_cflags='-fast'
1992 size_cflags='-O1'
6a0d5493 1993elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1994 test -d "$sysroot" || die "No valid sysroot specified."
1995 cc_type=armcc
6e3fa35d 1996 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1997 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1998 armcc_conf="$PWD/armcc.conf"
1999 $cc --arm_linux_configure \
2000 --arm_linux_config_file="$armcc_conf" \
2001 --configure_sysroot="$sysroot" \
2002 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2003 die "Error creating armcc configuration file."
bcafde61 2004 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2005 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2006 as_default="${cross_prefix}gcc"
07dec06e
MR
2007 CC_DEPFLAGS='-MMD'
2008 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2009 speed_cflags='-O3'
2010 size_cflags='-Os'
d0f0f628 2011 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2012elif $cc -version 2>/dev/null | grep -q TMS470; then
2013 cc_type=tms470
6e3fa35d 2014 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2015 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2016 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2017 CC_O='-fr=$(@D)'
2018 as_default="${cross_prefix}gcc"
2019 ld_default="${cross_prefix}gcc"
6fec122a
MR
2020 TMPO=$(basename $TMPC .c).o
2021 append TMPFILES $TMPO
2022 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2023 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2024 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2025 speed_cflags='-O3 -mf=5'
2026 size_cflags='-O3 -mf=2'
6fec122a
MR
2027 filter_cflags=tms470_flags
2028 tms470_flags(){
2029 for flag; do
2030 case $flag in
2031 -march=*|-mcpu=*)
2032 case "${flag#*=}" in
2033 armv7-a|cortex-a*) echo -mv=7a8 ;;
2034 armv7-r|cortex-r*) echo -mv=7r4 ;;
2035 armv7-m|cortex-m*) echo -mv=7m3 ;;
2036 armv6*|arm11*) echo -mv=6 ;;
2037 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2038 echo -mv=5e ;;
2039 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2040 esac
2041 ;;
2042 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2043 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2044 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2045 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2046 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2047 -g) echo -g -mn ;;
587d24ff 2048 -pds=*) echo $flag ;;
6fec122a
MR
2049 esac
2050 done
2051 }
06da6943
DC
2052elif $cc -v 2>&1 | grep -q clang; then
2053 cc_type=clang
b67a8f49
DC
2054 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2055 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2056 cc_ident=$($cc --version | head -n1)
06da6943
DC
2057 CC_DEPFLAGS='-MMD'
2058 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2059 speed_cflags='-O3'
2060 size_cflags='-Os'
2a472e9c
MK
2061elif $cc -V 2>&1 | grep -q Sun; then
2062 cc_type=suncc
2063 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2064 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2065 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2066 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2067 add_ldflags -xc99
14ca9cd0
MR
2068 speed_cflags='-O5'
2069 size_cflags='-O5 -xspace'
03279bbe
MK
2070 filter_cflags=suncc_flags
2071 suncc_flags(){
2072 for flag; do
2073 case $flag in
2074 -march=*|-mcpu=*)
2075 case "${flag#*=}" in
2076 native) echo -xtarget=native ;;
87ddc38b 2077 v9|niagara) echo -xarch=sparc ;;
03279bbe 2078 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2079 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2080 i586|pentium) echo -xchip=pentium ;;
2081 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2082 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2083 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2084 pentium4*) echo -xtarget=pentium4 ;;
2085 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2086 *-sse3) echo -xarch=sse3 ;;
2087 core2) echo -xarch=ssse3 -xchip=core2 ;;
2088 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2089 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2090 k8|opteron|athlon64|athlon-fx)
2091 echo -xarch=sse2a ;;
2092 athlon*) echo -xarch=pentium_proa ;;
2093 esac
2094 ;;
2095 -std=c99) echo -xc99 ;;
2096 -fomit-frame-pointer) echo -xregs=frameptr ;;
2097 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2098 -W*,*) echo $flag ;;
2099 -f*-*|-W*) ;;
2100 *) echo $flag ;;
2101 esac
2102 done
2103 }
180ec37d 2104elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2105 cc_type=pathscale
2106 cc_version=__PATHSCALE__
2107 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2108 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2109 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2110 speed_cflags='-O2'
2111 size_cflags='-Os'
7b2d2190 2112 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2113elif $cc -v 2>&1 | grep -q Open64; then
2114 cc_type=open64
2115 cc_version=__OPEN64__
2116 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2117 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2118 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2119 speed_cflags='-O2'
2120 size_cflags='-Os'
7b2d2190 2121 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2122elif $cc -V 2>&1 | grep -q Portland; then
2123 cc_type=pgi
2124 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2125 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2126 opt_common='-alias=ansi -Mlre -Mpre'
2127 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2128 size_cflags="-O2 -Munroll=c:1 $opt_common"
2129 noopt_cflags="-O1"
2130 filter_cflags=pgi_flags
2131 pgi_flags(){
2132 for flag; do
2133 case $flag in
2134 -fomit-frame-pointer) echo -Mnoframe ;;
2135 -g) echo -gopt ;;
2136 *) echo $flag ;;
2137 esac
2138 done
2139 }
629687f6
MR
2140fi
2141
851ffa80
MR
2142test -n "$cc_type" && enable $cc_type ||
2143 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2144
75bafbac 2145: ${as_default:=$cc}
50567afa 2146: ${dep_cc_default:=$cc}
684b28e0 2147: ${ld_default:=$cc}
121d78d0 2148set_default ar as dep_cc ld
75800dce 2149
07dec06e
MR
2150test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2151test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2152
7f32f40c 2153add_cflags $extra_cflags
2f2e6c7c 2154add_asflags $extra_cflags
7f32f40c 2155
154d432c
MR
2156if test -n "$sysroot"; then
2157 case "$cc_type" in
00ba041c 2158 gcc|llvm_gcc|clang)
467256f2 2159 add_cppflags --sysroot="$sysroot"
154d432c
MR
2160 add_ldflags --sysroot="$sysroot"
2161 ;;
6fec122a
MR
2162 tms470)
2163 add_cppflags -I"$sysinclude"
2164 add_ldflags --sysroot="$sysroot"
2165 ;;
154d432c
MR
2166 esac
2167fi
2168
d22c13a8
MR
2169if test "$cpu" = host; then
2170 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2171
2172 case "$cc_type" in
613a4e3f 2173 gcc|llvm_gcc)
d22c13a8
MR
2174 check_native(){
2175 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2176 sed -n "/cc1.*$1=/{
27ce1be8
MR
2177 s/.*$1=\\([^ ]*\\).*/\\1/
2178 p
2179 q
2180 }" $TMPE
d22c13a8
MR
2181 }
2182 cpu=$(check_native -march || check_native -mcpu)
2183 ;;
2184 esac
2185
2186 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2187fi
2188
e939cedd
MR
2189# Deal with common $arch aliases
2190case "$arch" in
2191 arm*)
2192 arch="arm"
2193 ;;
2194 mips|mipsel|IP*)
2195 arch="mips"
2196 ;;
47b1860e 2197 mips64*)
e939cedd
MR
2198 arch="mips"
2199 subarch="mips64"
2200 ;;
2201 parisc|hppa)
2202 arch="parisc"
2203 ;;
2204 parisc64|hppa64)
2205 arch="parisc"
2206 subarch="parisc64"
2207 ;;
2208 "Power Macintosh"|ppc|powerpc)
2209 arch="ppc"
2210 ;;
47b1860e 2211 ppc64|powerpc64)
e939cedd
MR
2212 arch="ppc"
2213 subarch="ppc64"
2214 ;;
2215 s390|s390x)
2216 arch="s390"
2217 ;;
2218 sh4|sh)
2219 arch="sh4"
2220 ;;
2221 sun4u|sparc64)
2222 arch="sparc"
2223 subarch="sparc64"
2224 ;;
d33ed7b3 2225 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2226 arch="x86"
2227 ;;
2228esac
2229
851ffa80 2230is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2231enable $arch
e939cedd 2232
df5cdc24 2233# Add processor-specific flags
5d54c126
MR
2234if test "$cpu" = generic; then
2235 : do nothing
2236elif enabled ppc; then
343aef9b 2237
56348891
MR
2238 case $(tolower $cpu) in
2239 601|ppc601|powerpc601)
9dbd5c3d 2240 cpuflags="-mcpu=601"
64ad53ff 2241 disable altivec
9dbd5c3d 2242 ;;
56348891 2243 603*|ppc603*|powerpc603*)
9dbd5c3d 2244 cpuflags="-mcpu=603"
64ad53ff 2245 disable altivec
9dbd5c3d 2246 ;;
56348891 2247 604*|ppc604*|powerpc604*)
9dbd5c3d 2248 cpuflags="-mcpu=604"
64ad53ff 2249 disable altivec
9dbd5c3d 2250 ;;
56348891 2251 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2252 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2253 disable altivec
9dbd5c3d 2254 ;;
56348891 2255 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2256 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2257 ;;
56348891 2258 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2259 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2260 ;;
313f9fbf 2261 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2262 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2263 ;;
313f9fbf
SM
2264 power[3-7]*)
2265 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2266 ;;
56348891 2267 cell)
9dbd5c3d
MR
2268 cpuflags="-mcpu=cell"
2269 enable ldbrx
2270 ;;
7b0b81a1
AL
2271 e500v2)
2272 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2273 disable altivec
2274 ;;
2275 e500)
2276 cpuflags="-mcpu=8540 -mhard-float"
2277 disable altivec
2278 ;;
9dbd5c3d 2279 esac
343aef9b
MR
2280
2281elif enabled x86; then
2282
9dbd5c3d
MR
2283 case $cpu in
2284 i[345]86|pentium)
2285 cpuflags="-march=$cpu"
2286 disable mmx
2287 ;;
2288 # targets that do NOT support conditional mov (cmov)
2289 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2290 cpuflags="-march=$cpu"
2291 disable cmov
2292 ;;
2293 # targets that do support conditional mov (cmov)
9ddf1b1a 2294 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2295 cpuflags="-march=$cpu"
2296 enable cmov
2297 enable fast_cmov
2298 ;;
2299 # targets that do support conditional mov but on which it's slow
2300 pentium4|pentium4m|prescott|nocona)
2301 cpuflags="-march=$cpu"
2302 enable cmov
2303 disable fast_cmov
2304 ;;
2305 esac
343aef9b
MR
2306
2307elif enabled sparc; then
2308
9dbd5c3d 2309 case $cpu in
26b7199e
MK
2310 niagara)
2311 cpuflags="-mcpu=$cpu"
2312 disable vis
2313 ;;
9dbd5c3d
MR
2314 sparc64)
2315 cpuflags="-mcpu=v9"
2316 ;;
2317 esac
343aef9b
MR
2318
2319elif enabled arm; then
2320
34ba23c9
MR
2321 case $cpu in
2322 armv*)
2323 cpuflags="-march=$cpu"
c2eae137 2324 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2325 ;;
2326 *)
2327 cpuflags="-mcpu=$cpu"
c2eae137
MR
2328 case $cpu in
2329 cortex-a*) subarch=armv7a ;;
2330 cortex-r*) subarch=armv7r ;;
9e19704a 2331 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2332 arm11*) subarch=armv6 ;;
2333 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2334 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2335 esac
34ba23c9
MR
2336 ;;
2337 esac
343aef9b
MR
2338
2339elif enabled alpha; then
2340
34ba23c9 2341 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2342
2343elif enabled bfin; then
2344
34ba23c9 2345 cpuflags="-mcpu=$cpu"
343aef9b
MR
2346
2347elif enabled mips; then
2348
34ba23c9 2349 cpuflags="-march=$cpu"
343aef9b
MR
2350
2351elif enabled avr32; then
2352
9dbd5c3d
MR
2353 case $cpu in
2354 ap7[02]0[0-2])
2355 subarch="avr32_ap"
2356 cpuflags="-mpart=$cpu"
2357 ;;
2358 ap)
2359 subarch="avr32_ap"
2360 cpuflags="-march=$cpu"
2361 ;;
2362 uc3[ab]*)
2363 subarch="avr32_uc"
2364 cpuflags="-mcpu=$cpu"
2365 ;;
2366 uc)
2367 subarch="avr32_uc"
2368 cpuflags="-march=$cpu"
2369 ;;
2370 esac
df5cdc24 2371
343aef9b
MR
2372fi
2373
df5cdc24
MR
2374add_cflags $cpuflags
2375add_asflags $cpuflags
2376
993f2d0f
MR
2377# compiler sanity check
2378check_exec <<EOF
2379int main(void){ return 0; }
2380EOF
2381if test "$?" != 0; then
2382 echo "$cc is unable to create an executable file."
2383 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2384 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2385 echo "Only do this if you know what cross compiling means."
2386 fi
2387 die "C compiler test failed."
2388fi
2389
046f081b 2390add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2391check_cflags -std=c99
50a334e4 2392check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2393#include <stdlib.h>
2394EOF
50a334e4 2395check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2396#include <stdlib.h>
2397EOF
e9b9a2f8 2398
f0125de9 2399check_host_cflags -std=c99
0a6db2a2 2400check_host_cflags -Wall
f0125de9 2401
b24dbcbd 2402case "$arch" in
e939cedd 2403 alpha|ia64|mips|parisc|sparc)
8a3c8627 2404 spic=$shared
b24dbcbd 2405 ;;
e939cedd 2406 x86)
cfdb6148 2407 subarch="x86_32"
5adc829e 2408 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2409 if test "$subarch" = "x86_64"; then
e939cedd 2410 spic=$shared
de27f4d9 2411 fi
b24dbcbd 2412 ;;
b24dbcbd
RP
2413esac
2414
343aef9b 2415enable $subarch
8a3c8627 2416enabled spic && enable pic
b24dbcbd 2417
7483e694 2418# OS specific
4f854758 2419case $target_os in
a1629e28 2420 haiku)
63ae7e7c 2421 prefix_default="/boot/common"
108caaaa 2422 network_extralibs="-lnetwork"
f59c4bd6 2423 host_libs=
a1629e28 2424 ;;
7483e694 2425 sunos)
4d58e4cb 2426 AVSERVERLDFLAGS=""
9987769a 2427 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2428 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2429 network_extralibs="-lsocket -lnsl"
779222db 2430 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2431 # When using suncc to build, the Solaris linker will mark
2432 # an executable with each instruction set encountered by
2433 # the Solaris assembler. As our libraries contain their own
2434 # guards for processor-specific code, instead suppress
2435 # generation of the HWCAPS ELF section on Solaris x86 only.
2436 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2437 nm_opts='-P -g'
7483e694
DB
2438 ;;
2439 netbsd)
a1e4b3f6 2440 disable symver
07a8eef6
MR
2441 oss_indev_extralibs="-lossaudio"
2442 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2443 ;;
2444 openbsd)
7c4a001a 2445 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2446 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2447 # however the generated executable will not do anything
2448 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2449 # Thus explicitly enable PIC here.
cd78208b 2450 enable pic
a1e4b3f6 2451 disable symver
7483e694 2452 SHFLAGS='-shared'
07a8eef6
MR
2453 oss_indev_extralibs="-lossaudio"
2454 oss_outdev_extralibs="-lossaudio"
7483e694 2455 ;;
a1e4b3f6 2456 dragonfly)
a1e4b3f6
MR
2457 disable symver
2458 ;;
2459 freebsd)
7483e694
DB
2460 ;;
2461 bsd/os)
355d81df 2462 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2463 ;;
2464 darwin)
301ab19d 2465 gas="gas-preprocessor.pl $cc"
e08b8239 2466 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2467 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2468 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2469 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2470 SLIBSUF=".dylib"
2471 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2472 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2473 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2474 objformat="macho"
1b0f6fb8 2475 enabled x86_64 && objformat="macho64"
8dfa86f7 2476 enabled_any pic shared ||
2704bd1a 2477 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2478 ;;
2479 mingw32*)
9d3f4f50 2480 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2481 disable network
2482 else
2483 target_os=mingw32
2484 fi
dcc01c06 2485 LIBTARGET=i386
1fc9fb8a 2486 if enabled x86_64; then
417516f6 2487 LIBTARGET="i386:x86-64"
336cc1b0 2488 elif enabled arm; then
15c5156d 2489 LIBTARGET=arm-wince
dcc01c06 2490 fi
fbd971a4 2491 shlibdir_default="$bindir_default"
7483e694
DB
2492 SLIBPREF=""
2493 SLIBSUF=".dll"
7483e694
DB
2494 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2495 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2496 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2497 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2498 SLIB_INSTALL_LINKS=
2499 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2500 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2501 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 2502 objformat="win32"
ec10a9ab 2503 dlltool="${cross_prefix}dlltool"
bc574408 2504 enable dos_paths
1894e741 2505 check_cflags -fno-common
e26011d0
RP
2506 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2507 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2508 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2509 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2510 ;;
2511 cygwin*)
4f854758 2512 target_os=cygwin
fbd971a4 2513 shlibdir_default="$bindir_default"
7483e694
DB
2514 SLIBPREF="cyg"
2515 SLIBSUF=".dll"
2516 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2517 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2518 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2519 objformat="win32"
bc574408 2520 enable dos_paths
1894e741 2521 check_cflags -fno-common
a7a187a1 2522 add_cppflags -U__STRICT_ANSI__
7483e694 2523 ;;
4f365f37 2524 *-dos|freedos|opendos)
4f365f37 2525 network_extralibs="-lsocket"
ff1c015d 2526 objformat="coff"
bc574408 2527 enable dos_paths
a7a187a1 2528 add_cppflags -U__STRICT_ANSI__
4f365f37 2529 ;;
7483e694 2530 linux)
046f081b 2531 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2532 enable dv1394
2533 ;;
2534 irix*)
4f854758 2535 target_os=irix
7483e694
DB
2536 ranlib="echo ignoring ranlib"
2537 ;;
d22e8442 2538 os/2*)
d22e8442 2539 ln_s="cp -f"
9297f1ed 2540 objformat="aout"
e14574eb 2541 add_cppflags -D_GNU_SOURCE
355d81df 2542 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2543 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2544 AVSERVERLDFLAGS=""
287d3b13 2545 LIBSUF="_s.a"
d22e8442
DY
2546 SLIBPREF=""
2547 SLIBSUF=".dll"
2548 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2549 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2550 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2551 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2552 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2553 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2554 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2555 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2556 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2557 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2558 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2559 enable dos_paths
d22e8442 2560 ;;
83993c1c 2561 gnu/kfreebsd)
c1f54478 2562 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2563 ;;
34e82167 2564 gnu)
f60d1366 2565 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2566 ;;
d33ed7b3
MR
2567 qnx)
2568 add_cppflags -D_QNX_SOURCE
2569 network_extralibs="-lsocket"
2570 ;;
1c69c79f
MS
2571 symbian)
2572 SLIBSUF=".dll"
2573 enable dos_paths
e3bc07f4
MS
2574 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2575 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2576 add_ldflags -Wl,--target1-abs,--no-undefined \
2577 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2578 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2579 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2580 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2581 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2582 ;;
614d8911
MR
2583 none)
2584 ;;
7483e694 2585 *)
4f924f9a 2586 die "Unknown OS '$target_os'."
7483e694
DB
2587 ;;
2588esac
2589
6555acad
MR
2590esc(){
2591 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2592}
2593
2594echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2595
13cb2187
AS
2596check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2597
c9d19248
MR
2598set_default $PATHS_LIST
2599
320d060a 2600# we need to build at least one lib type
93b3c083 2601if ! enabled_any static shared; then
320d060a
DB
2602 cat <<EOF
2603At least one library type must be built.
2604Specify --enable-static to build the static libraries or --enable-shared to
2605build the shared libraries as well. To only build the shared libraries specify
2606--disable-static in addition to --enable-shared.
2607EOF
2608 exit 1;
2609fi
2610
2184c6f7 2611die_license_disabled() {
4c27207c 2612 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2613}
2614
e417d80d 2615die_license_disabled gpl libcdio
2184c6f7 2616die_license_disabled gpl libx264
de295976 2617die_license_disabled gpl libxavs
2184c6f7 2618die_license_disabled gpl libxvid
2184c6f7
DB
2619die_license_disabled gpl x11grab
2620
2f7ae63b 2621die_license_disabled nonfree libfaac
a060866f 2622die_license_disabled nonfree openssl
b2e3c528 2623
0b175caa
DB
2624die_license_disabled version3 libopencore_amrnb
2625die_license_disabled version3 libopencore_amrwb
d89e738a 2626die_license_disabled version3 libvo_aacenc
f502ff3f 2627die_license_disabled version3 libvo_amrwbenc
0b175caa 2628
9cad0e4e 2629enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2630
40617a6d 2631disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2632
e276d9e8
MR
2633enable_pic() {
2634 enable pic
bce7b696
MR
2635 add_cppflags -DPIC
2636 add_cflags -fPIC
2637 add_asflags -fPIC
e276d9e8
MR
2638}
2639
2640enabled pic && enable_pic
bce7b696 2641
b4d96ba2
MR
2642check_cc <<EOF || die "Symbol mangling check failed."
2643int ff_extern;
2644EOF
8182dc34 2645sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2646extern_prefix=${sym%%ff_extern*}
2647
f65883c8
MR
2648check_cc <<EOF && enable inline_asm
2649void foo(void) { __asm__ volatile ("" ::); }
2650EOF
61d251db 2651
df5e3978
MR
2652_restrict=
2653for restrict_keyword in restrict __restrict__ __restrict; do
2654 check_cc <<EOF && _restrict=$restrict_keyword && break
2655void foo(char * $restrict_keyword p);
2656EOF
2657done
2658
2659check_cc <<EOF && enable attribute_packed
2660struct { int x; } __attribute__((packed)) x;
2661EOF
2662
dffb41b9
MR
2663check_cc <<EOF && enable attribute_may_alias
2664union { int x; } __attribute__((may_alias)) x;
2665EOF
2666
df5e3978
MR
2667check_cc <<EOF || die "endian test failed"
2668unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2669EOF
48fc536a 2670od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2671
e939cedd
MR
2672if enabled alpha; then
2673
2674 check_cflags -mieee
2675
2676elif enabled arm; then
e45391bb 2677
8986fddc 2678 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2679 nogas=die
50fa82e6 2680
44caaa56
MR
2681 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2682 enable vfp_args
2683 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2684 case "${cross_prefix:-$cc}" in
2685 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2686 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2687__asm__ (".eabi_attribute 28, 1");
2688int main(void) { return 0; }
2689EOF
44caaa56
MR
2690 esac
2691 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2692 fi
fa0912fe 2693
fa0912fe
MR
2694 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2695 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2696 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2697 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2698 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2699 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2700
6308729e
MR
2701 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2702
e276d9e8
MR
2703 enabled_all armv6t2 shared !pic && enable_pic
2704
fa0912fe 2705elif enabled mips; then
e45391bb 2706
fa0912fe
MR
2707 check_asm loongson '"dmult.g $1, $2, $3"'
2708 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2709
fa0912fe 2710elif enabled ppc; then
e45391bb 2711
e6a0c354
MR
2712 enable local_aligned_8 local_aligned_16
2713
135448fa 2714 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2715 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2716 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2717 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2718
2719 # AltiVec flags: The FSF version of GCC differs from the Apple version
2720 if enabled altivec; then
301ab19d 2721 nogas=warn
fa0912fe
MR
2722 check_cflags -maltivec -mabi=altivec &&
2723 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2724 check_cflags -faltivec
2725
2726 # check if our compiler supports Motorola AltiVec C API
2727 check_cc <<EOF || disable altivec
2728$inc_altivec_h
2729int main(void) {
2730 vector signed int v1, v2, v3;
2731 v1 = vec_add(v2,v3);
2732 return 0;
2733}
2734EOF
2735
2736 # check if our compiler supports braces for vector declarations
2737 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2738$inc_altivec_h
2739int main (void) { (vector int) {1}; return 0; }
2740EOF
2741 fi
e45391bb 2742
fa0912fe 2743elif enabled sparc; then
e45391bb 2744
fa0912fe
MR
2745 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2746 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2747
fa0912fe 2748elif enabled x86; then
e45391bb 2749
3f150ffb 2750 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2751 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2752 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2753 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2754
f80ddd5b
RB
2755 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2756
e6a0c354
MR
2757 enable local_aligned_8 local_aligned_16
2758
44965991
PI
2759 # check whether EBP is available on x86
2760 # As 'i' is stored on the stack, this program will crash
2761 # if the base pointer is used to access it because the
2762 # base pointer is cleared in the inline assembly code.
7dfef245 2763 check_exec_crash <<EOF && enable ebp_available
44965991 2764 volatile int i=0;
be449fca 2765 __asm__ volatile (
44965991
PI
2766 "xorl %%ebp, %%ebp"
2767 ::: "%ebp");
2768 return i;
44965991
PI
2769EOF
2770
f494213c 2771 # check whether EBX is available on x86
7cee5421
MR
2772 check_asm ebx_available '""::"b"(0)' &&
2773 check_asm ebx_available '"":::"%ebx"'
8e380710 2774
6f74fb03
RP
2775 # check whether xmm clobbers are supported
2776 check_asm xmm_clobbers '"":::"%xmm0"'
2777
d7f0920b 2778 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2779 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2780 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2781
9cca1e40 2782 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2783 if check_cmd $yasmexe --version; then
2784 enabled x86_64 && yasm_extra="-m amd64"
2785 yasm_debug="-g dwarf2"
2786 elif check_cmd nasm -v; then
2787 yasmexe=nasm
2788 yasm_debug="-g -F dwarf"
2789 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2790 fi
2791
2792 YASMFLAGS="-f $objformat $yasm_extra"
2793 enabled pic && append YASMFLAGS "-DPIC"
2794 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2795 case "$objformat" in
2796 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2797 esac
2798
48545a8f 2799 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2800 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2801 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2802 fi
e45391bb 2803
669b5583
MR
2804 case "$cpu" in
2805 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2806 disable fast_clz
2807 ;;
2808 esac
2809
44965991
PI
2810fi
2811
301ab19d
MR
2812if enabled asm; then
2813 as=${gas:=$as}
2814 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2815 $nogas "GNU assembler not found, install gas-preprocessor"
2816fi
2817
4a7e068b
MR
2818check_ldflags -Wl,--as-needed
2819
a98bb16d
RP
2820if check_func dlopen; then
2821 ldl=
2822elif check_func dlopen -ldl; then
2823 ldl=-ldl
8bf5d58f
MN
2824fi
2825
54fe299b
DV
2826if enabled network; then
2827 check_type "sys/types.h sys/socket.h" socklen_t
2828 check_type netdb.h "struct addrinfo"
75d339e0
MS
2829 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2830 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2831 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2832 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2833 check_type poll.h "struct pollfd"
54fe299b
DV
2834 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2835 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2836 check_header netinet/sctp.h
54fe299b
DV
2837 # Prefer arpa/inet.h over winsock2
2838 if check_header arpa/inet.h ; then
2839 check_func closesocket
2840 elif check_header winsock2.h ; then
2841 check_func_headers winsock2.h closesocket -lws2 && \
2842 network_extralibs="-lws2" || \
2843 { check_func_headers winsock2.h closesocket -lws2_32 && \
2844 network_extralibs="-lws2_32"; }
2845 check_type ws2tcpip.h socklen_t
2846 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2847 check_type ws2tcpip.h "struct group_source_req"
2848 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2849 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2850 check_type winsock2.h "struct pollfd"
54fe299b
DV
2851 check_type ws2tcpip.h "struct sockaddr_in6"
2852 check_type ws2tcpip.h "struct sockaddr_storage"
2853 check_struct winsock2.h "struct sockaddr" sa_len
2854 else
2855 disable network
2856 fi
2857fi
2858
75ecf149
DB
2859# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2860check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2861
534a2231 2862check_func fcntl
7483e694 2863check_func fork
84882df6 2864check_func getaddrinfo $network_extralibs
7483e694 2865check_func gethrtime
667fb97a 2866check_func getopt
7483e694 2867check_func getrusage
fc5607f8 2868check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2869check_func gettimeofday
094c09bb 2870check_func inet_aton $network_extralibs
abfc8d05 2871check_func isatty
a5b64584 2872check_func localtime_r
4ae40685 2873check_func ${malloc_prefix}memalign && enable memalign
7483e694 2874check_func mkstemp
0328b9ea 2875check_func mmap
4ae40685 2876check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2877check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2878check_func setrlimit
87958234 2879check_func strerror_r
6379900c 2880check_func strptime
47941088 2881check_func strtok_r
ea4d5f48 2882check_func sched_getaffinity
bcc73960 2883check_func sysconf
b9e22269 2884check_func sysctl
d3d3a32c 2885check_func usleep
b507ebd1 2886check_func_headers io.h setmode
fc5607f8 2887check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2888check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2889check_func_headers windows.h GetProcessTimes
61183b5a 2890check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2891check_func_headers windows.h MapViewOfFile
d3d3a32c 2892check_func_headers windows.h Sleep
7c5bfe7a 2893check_func_headers windows.h VirtualAlloc
6ffa87d3 2894
a98bb16d 2895check_header dlfcn.h
fa845061 2896check_header dxva.h
92c6a099 2897check_header dxva2api.h
3b1ab197 2898check_header io.h
a98bb16d 2899check_header malloc.h
bf6ce82d 2900check_header poll.h
b58412f1 2901check_header sys/mman.h
06bb5905 2902check_header sys/param.h
b091aa44 2903check_header sys/resource.h
bf6ce82d 2904check_header sys/select.h
e64bceea 2905check_header sys/time.h
542920b7 2906check_header unistd.h
272081b0
CEH
2907check_header vdpau/vdpau.h
2908check_header vdpau/vdpau_x11.h
d3d3a32c 2909check_header windows.h
68178ca9 2910check_header X11/extensions/XvMClib.h
a98bb16d 2911
a4fa192c 2912disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2913disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2914
ff3755cb
JG
2915if ! disabled w32threads && ! enabled pthreads; then
2916 check_func _beginthreadex && enable w32threads
2917fi
2918
57bd82d4
MR
2919# check for some common methods of building with pthread support
2920# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2921if ! disabled pthreads && ! enabled w32threads; then
2922 enable pthreads
9e7fd101
MR
2923 if check_func pthread_create; then
2924 :
2925 elif check_func pthread_create -pthread; then
2926 add_cflags -pthread
afc9aee2 2927 add_extralibs -pthread
9e7fd101
MR
2928 elif check_func pthread_create -pthreads; then
2929 add_cflags -pthreads
afc9aee2 2930 add_extralibs -pthreads
8d94f606
GT
2931 elif check_func pthread_create -lpthreadGC2; then
2932 add_extralibs -lpthreadGC2
9e7fd101 2933 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2934 disable pthreads
9e7fd101 2935 fi
57bd82d4
MR
2936fi
2937
8eee7025 2938for thread in $THREADS_LIST; do
e5f94c2b 2939 if enabled $thread; then
3ae3b721
RP
2940 test -n "$thread_type" &&
2941 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2942 thread_type="$thread"
e5f94c2b
RP
2943 fi
2944done
2945
50f7c296 2946check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2947enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2948
15333562 2949check_mathfunc cbrtf
645d2652
MR
2950check_mathfunc exp2
2951check_mathfunc exp2f
46df708b
MS
2952check_mathfunc isinf
2953check_mathfunc isnan
645d2652 2954check_mathfunc llrint
07876e25 2955check_mathfunc llrintf
645d2652
MR
2956check_mathfunc log2
2957check_mathfunc log2f
2958check_mathfunc lrint
2959check_mathfunc lrintf
183b1c22 2960check_mathfunc rint
645d2652
MR
2961check_mathfunc round
2962check_mathfunc roundf
23d3931a 2963check_mathfunc trunc
645d2652 2964check_mathfunc truncf
f32adb22 2965
57bd82d4 2966# these are off by default, so fail if requested and not available
a1b3c5a3 2967enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2968enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2969enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2970enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2971enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2972enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2973enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2974enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2975enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2976enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2977enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2978enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2979enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2980enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2981enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2982enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2983enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2984enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2985enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2986enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2987enabled libvpx && {
2988 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2989 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2990 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2991 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2992enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2993 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2994 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2995enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2996enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2997enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2998 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2999 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3000 die "ERROR: openssl not found"; }
8ac17293 3001
0b4a1821
AS
3002# libdc1394 check
3003if enabled libdc1394; then
3004 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3005 enable libdc1394_2; } ||
3006 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3007 enable libdc1394_1; } ||
3008 die "ERROR: No version of libdc1394 found "
3009fi
3010
9bd41bb1 3011if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3012 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3013 enable sdl &&
3014 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3015fi
57bd82d4 3016
2270b4b2 3017texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3018
c6f95144 3019check_header linux/fb.h
06e31011 3020check_header linux/videodev2.h
a6a4793d
LB
3021check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3022
1b6e8b73 3023check_header sys/videoio.h
47f38850 3024
27796dc3 3025check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3026# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3027# w32api 3.12 had it defined wrong
3028check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3029
f8aa696f 3030# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3031{ check_header dev/bktr/ioctl_meteor.h &&
3032 check_header dev/bktr/ioctl_bt848.h; } ||
3033{ check_header machine/ioctl_meteor.h &&
3034 check_header machine/ioctl_bt848.h; } ||
3035{ check_header dev/video/meteor/ioctl_meteor.h &&
3036 check_header dev/video/bktr/ioctl_bt848.h; } ||
3037check_header dev/ic/bt8xx.h
f8aa696f 3038
15d59d2c 3039check_header sndio.h
c7682de0
RP
3040check_header sys/soundcard.h
3041check_header soundcard.h
deb29777 3042
b6f3d925 3043enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3044
8772997d
SM
3045enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3046 check_func jack_port_get_latency_range -ljack
80ff8a16 3047
15d59d2c
B
3048enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3049
e417d80d
AK
3050enabled libcdio &&
3051 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3052
4a584eda
JA
3053enabled x11grab &&
3054require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3055require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3056require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3057
ac3dbb4d
SZ
3058# check for VDA header
3059if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3060 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3061fi
3062
598ef02b 3063if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3064check_cpp_condition \
3065 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3066 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3067 disable vdpau; }
abf649c7 3068fi
deda2a4a 3069
95e561ec 3070enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3071
3072# add some useful compiler flags if supported
3073check_cflags -Wdeclaration-after-statement
dcd479c0 3074check_cflags -Wall
440e3b2f 3075check_cflags -Wno-parentheses
dcd479c0 3076check_cflags -Wno-switch
b36518dc 3077check_cflags -Wno-format-zero-length
c07bd6a9
MN
3078check_cflags -Wdisabled-optimization
3079check_cflags -Wpointer-arith
3080check_cflags -Wredundant-decls
cc1fb623 3081check_cflags -Wno-pointer-sign
f4929996 3082check_cflags -Wcast-qual
9aceb3cf 3083check_cflags -Wwrite-strings
652a5bf6 3084check_cflags -Wtype-limits
764551c6 3085check_cflags -Wundef
fc298fd9 3086check_cflags -Wmissing-prototypes
c2ed91de 3087check_cflags -Wstrict-prototypes
5af4e0cc 3088enabled extra_warnings && check_cflags -Winline
cf9d24ad 3089
57bd82d4 3090# add some linker flags
5c0e9479 3091check_ldflags -Wl,--warn-common
3510a133 3092check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3093test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3094
7e4d9d5d
RB
3095enabled xmm_clobber_test && \
3096 check_ldflags -Wl,--wrap,avcodec_open2 \
3097 -Wl,--wrap,avcodec_decode_audio4 \
3098 -Wl,--wrap,avcodec_decode_video2 \
3099 -Wl,--wrap,avcodec_decode_subtitle2 \
3100 -Wl,--wrap,avcodec_encode_audio2 \
3101 -Wl,--wrap,avcodec_encode_video \
3102 -Wl,--wrap,avcodec_encode_subtitle \
3103 -Wl,--wrap,sws_scale || \
3104 disable xmm_clobber_test
3105
a482e61b 3106echo "X{};" > $TMPV
b462d132 3107if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3108 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3109 check_cc <<EOF && enable symver_asm_label
3110void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3111void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3112EOF
3113 check_cc <<EOF && enable symver_gnu_asm
3114__asm__(".symver ff_foo,av_foo@VERSION");
3115void ff_foo(void) {}
3116EOF
3117fi
a482e61b 3118
9cd7b854
MR
3119if [ -n "$optflags" ]; then
3120 add_cflags $optflags
3121elif enabled small; then
14ca9cd0 3122 add_cflags $size_cflags
8400d6b8 3123elif enabled optimizations; then
14ca9cd0 3124 add_cflags $speed_cflags
b05394a0
MR
3125else
3126 add_cflags $noopt_cflags
cddf3f45 3127fi
11fdbc44 3128check_cflags -fno-math-errno
b2eb2ff0 3129check_cflags -fno-signed-zeros
cddf3f45 3130
629687f6 3131if enabled icc; then
b1598b58
MR
3132 # Just warnings, no remarks
3133 check_cflags -w1
3134 # -wd: Disable following warnings
3135 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3136 # 1292: attribute "foo" ignored
88de5b0a 3137 # 1419: external declaration in primary source file
b1598b58 3138 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3139 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3140 # 10156: ignoring option '-W'; no argument required
88de5b0a 3141 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3142 # 11030: Warning unknown option --as-needed
3143 # 10156: ignoring option '-export'; no argument required
3144 check_ldflags -wd10156,11030
3145 # Allow to compile with optimizations
3146 check_ldflags -march=$cpu
be2cf98a
CEH
3147 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3148 enable ebp_available
bdefad73
MR
3149 if enabled x86_32; then
3150 test ${icc_version%%.*} -ge 11 && \
3151 check_cflags -falign-stack=maintain-16-byte || \
3152 disable aligned_stack
3153 fi
df442a8d
MR
3154elif enabled ccc; then
3155 # disable some annoying warnings
3156 add_cflags -msg_disable cvtu32to64
3157 add_cflags -msg_disable embedcomment
3158 add_cflags -msg_disable needconstext
3159 add_cflags -msg_disable nomainieee
3160 add_cflags -msg_disable ptrmismatch1
3161 add_cflags -msg_disable unreachcode
973859f5
MR
3162elif enabled gcc; then
3163 check_cflags -fno-tree-vectorize
765e6134 3164 check_cflags -Werror=implicit-function-declaration
de63bfec 3165 check_cflags -Werror=missing-prototypes
9d6b2077 3166 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3167elif enabled llvm_gcc; then
3168 check_cflags -mllvm -stack-alignment=16
06da6943 3169elif enabled clang; then
5c8ef670 3170 check_cflags -mllvm -stack-alignment=16
06da6943 3171 check_cflags -Qunused-arguments
138132be
MR
3172elif enabled armcc; then
3173 # 2523: use of inline assembler is deprecated
bcafde61
MR
3174 add_cflags -W${armcc_opt},--diag_suppress=2523
3175 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3176 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3177 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3178 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3179 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3180elif enabled tms470; then
3181 add_cflags -pds=824 -pds=837
5f3b8314
MR
3182elif enabled pathscale; then
3183 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3184fi
3185
7483e694
DB
3186enabled_any $THREADS_LIST && enable threads
3187
3188check_deps $CONFIG_LIST \
b6bb00b0 3189 $CONFIG_EXTRA \
7483e694 3190 $HAVE_LIST \
54e75be4
DB
3191 $ALL_COMPONENTS \
3192 $ALL_TESTS \
f70f03f6 3193
3bfd582c 3194enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3195
be1a839c 3196! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3197 enabled_any $need_memalign && enable memalign_hack
3198
3e89171a 3199echo "install prefix $prefix"
f36958f8
DB
3200echo "source path $source_path"
3201echo "C compiler $cc"
f36958f8 3202echo "ARCH $arch ($cpu)"
ce8871c2
MR
3203if test "$build_suffix" != ""; then
3204 echo "build suffix $build_suffix"
eb94aca9 3205fi
ac63af34
DB
3206if test "$extra_version" != ""; then