lavu: use intrinsics for emms on systems lacking inline asm support
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
06454877
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
DB
93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
06454877
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
DB
121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
06454877
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
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
06454877
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
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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301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
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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
MR
329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
36e2dea0
MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
72a43668
MR
366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
799c9e9b
MR
384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
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403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
MR
457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
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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
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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
c88f5d72 1064 dcbzl
f8aa696f
DB
1065 dev_bktr_ioctl_bt848_h
1066 dev_bktr_ioctl_meteor_h
1067 dev_ic_bt8xx_h
f8aa696f 1068 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1069 dev_video_meteor_ioctl_meteor_h
18b67ae5 1070 dlfcn_h
c88f5d72 1071 dlopen
bc574408 1072 dos_paths
fa845061 1073 dxva_h
245626d0
DB
1074 ebp_available
1075 ebx_available
6b7c7703
VS
1076 exp2
1077 exp2f
c2a29455 1078 fast_64bit
669b5583 1079 fast_clz
7073e9fc 1080 fast_cmov
534a2231 1081 fcntl
9d99cc5a 1082 fork
84882df6 1083 getaddrinfo
da9e86f8 1084 gethrtime
02e8f427 1085 GetProcessAffinityMask
fc5607f8 1086 GetProcessMemoryInfo
4e68cb8a 1087 GetProcessTimes
61183b5a 1088 GetSystemTimeAsFileTime
66be5b45 1089 getrusage
61183b5a 1090 gettimeofday
a49d3025 1091 gnu_as
2f0c136e 1092 ibm_asm
2e1913b1 1093 inet_aton
61d251db 1094 inline_asm
3b1ab197 1095 io_h
abfc8d05 1096 isatty
46df708b
MS
1097 isinf
1098 isnan
8772997d 1099 jack_port_get_latency_range
9f5ff83f 1100 ldbrx
0b4a1821
AS
1101 libdc1394_1
1102 libdc1394_2
a33cab3a 1103 llrint
07876e25 1104 llrintf
d96cd429
MR
1105 local_aligned_16
1106 local_aligned_8
a5b64584 1107 localtime_r
291fd18a 1108 log2
6b7c7703 1109 log2f
85dd97ad 1110 loongson
a33cab3a 1111 lrint
c88f5d72 1112 lrintf
f8aa696f
DB
1113 machine_ioctl_bt848_h
1114 machine_ioctl_meteor_h
c88f5d72 1115 malloc_h
73f6d31e 1116 MapViewOfFile
c88f5d72 1117 memalign
6ffa87d3 1118 mkstemp
f80ddd5b 1119 mm_empty
0328b9ea 1120 mmap
d3d3a32c 1121 nanosleep
5699884c 1122 netinet_sctp_h
3e0b1c9a 1123 poll_h
1f91cdce 1124 posix_memalign
07b28702 1125 rdtsc
a33cab3a
MK
1126 round
1127 roundf
ea4d5f48 1128 sched_getaffinity
c88f5d72
MR
1129 sdl
1130 sdl_video_size
b507ebd1 1131 setmode
3e0b1c9a 1132 setrlimit
d3d3a32c 1133 Sleep
15d59d2c 1134 sndio_h
72be9e73 1135 socklen_t
deb29777 1136 soundcard_h
87958234 1137 strerror_r
6379900c 1138 strptime
47941088 1139 strtok_r
c0018613 1140 struct_addrinfo
75d339e0
MS
1141 struct_group_source_req
1142 struct_ip_mreq_source
b4d68544 1143 struct_ipv6_mreq
cdee08e3 1144 struct_pollfd
3e0b1c9a 1145 struct_rusage_ru_maxrss
b4d68544 1146 struct_sockaddr_in6
3b2372bf 1147 struct_sockaddr_sa_len
33a4dbdd 1148 struct_sockaddr_storage
a6a4793d 1149 struct_v4l2_frmivalenum_discrete
b462d132 1150 symver
b462d132 1151 symver_asm_label
3e0b1c9a 1152 symver_gnu_asm
bcc73960 1153 sysconf
b9e22269 1154 sysctl
b58412f1 1155 sys_mman_h
06bb5905 1156 sys_param_h
b091aa44 1157 sys_resource_h
81644c2e 1158 sys_select_h
deb29777 1159 sys_soundcard_h
e64bceea 1160 sys_time_h
1b6e8b73 1161 sys_videoio_h
b265431e 1162 threads
23d3931a 1163 trunc
7b04b8a0 1164 truncf
542920b7 1165 unistd_h
d3d3a32c 1166 usleep
ce742de2 1167 vfp_args
7c5bfe7a 1168 VirtualAlloc
d3d3a32c 1169 windows_h
6ff3f3e7 1170 winsock2_h
cc078b5d 1171 xform_asm
6f74fb03 1172 xmm_clobbers
304d586d 1173 yasm
0cb78cef 1174"
44161118 1175
b6bb00b0
MR
1176# options emitted with CONFIG_ prefix but not available on command line
1177CONFIG_EXTRA="
478fd534 1178 aandct
dc4f5a1c 1179 avutil
478fd534 1180 golomb
9cad0e4e 1181 gplv3
478fd534
DB
1182 h264chroma
1183 h264dsp
1184 h264pred
915a2a0a 1185 h264qpel
478fd534 1186 huffman
9cad0e4e 1187 lgplv3
478fd534 1188 lpc
b6bb00b0
MR
1189"
1190
520cc7f1 1191CMDLINE_SELECT="
3f5b56e5 1192 $ARCH_EXT_LIST
520cc7f1 1193 $CONFIG_LIST
8eee7025 1194 $THREADS_LIST
c8a4ae00 1195 asm
db6107b6 1196 cross_compile
520cc7f1
MR
1197 debug
1198 extra_warnings
8c6afa4d 1199 logging
d2bbb2f7 1200 optimizations
9baec618 1201 symver
7595a5e4 1202 yasm
520cc7f1 1203"
426be5dc
DB
1204
1205PATHS_LIST='
d156bede 1206 bindir
14a8acf1 1207 datadir
26759c44
MR
1208 incdir
1209 libdir
26759c44
MR
1210 mandir
1211 prefix
1212 shlibdir
426be5dc
DB
1213'
1214
1215CMDLINE_SET="
1216 $PATHS_LIST
121d78d0 1217 ar
426be5dc 1218 arch
313c46a6 1219 as
426be5dc
DB
1220 build_suffix
1221 cc
1222 cpu
1223 cross_prefix
50567afa 1224 dep_cc
ac63af34 1225 extra_version
9da6609f
MR
1226 host_cc
1227 host_cflags
1228 host_ldflags
1229 host_libs
82bb3329 1230 host_os
684b28e0 1231 ld
426be5dc 1232 logfile
4ae40685 1233 malloc_prefix
89641463 1234 nm
9cd7b854 1235 optflags
3f8040db 1236 pkg_config
2fad0977 1237 samples
c5200f17
MR
1238 sysinclude
1239 sysroot
a7ada2ba 1240 target_exec
26759c44 1241 target_os
a7ada2ba 1242 target_path
426be5dc 1243"
520cc7f1 1244
89f2932b
MR
1245CMDLINE_APPEND="
1246 extra_cflags
1247"
1248
912f3148
DB
1249# code dependency declarations
1250
9eeed841 1251# architecture extensions
808fa33c 1252
a2fc0f6a
MR
1253armv5te_deps="arm"
1254armv6_deps="arm"
ab5cb084 1255armv6t2_deps="arm"
a2fc0f6a 1256armvfp_deps="arm"
808fa33c 1257neon_deps="arm"
93eb8e4d 1258vfpv3_deps="armvfp"
808fa33c 1259
e241ba14 1260mmi_deps="mips"
808fa33c
MR
1261
1262altivec_deps="ppc"
1263ppc4xx_deps="ppc"
1264
1265vis_deps="sparc"
1266
7f8c3d1f 1267x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1268amd3dnow_deps="mmx"
1269amd3dnowext_deps="amd3dnow"
9eeed841 1270mmx_deps="x86"
75aa95a6 1271mmx2_deps="mmx"
75aa95a6
DB
1272sse_deps="mmx"
1273ssse3_deps="sse"
87f1355f 1274avx_deps="ssse3"
9eeed841 1275
59782b82 1276aligned_stack_if_any="ppc x86"
e939cedd 1277fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1278fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1279fast_unaligned_if_any="armv6 ppc x86"
669b5583 1280
6fec122a 1281inline_asm_deps="!tms470"
3e0b1c9a 1282need_memalign="altivec neon sse"
89e053f8 1283
b462d132
MR
1284symver_if_any="symver_asm_label symver_gnu_asm"
1285
26fbcc85 1286# subsystems
dc609252 1287dct_select="rdft"
26fbcc85
MR
1288mdct_select="fft"
1289rdft_select="fft"
c4f5c2d6 1290mpegaudiodsp_select="dct"
26fbcc85 1291
5666fd73 1292# decoders / encoders / hardware accelerators
cfc2a0cf 1293aac_decoder_select="mdct sinewin"
4538729a 1294aac_encoder_select="mdct sinewin"
136e19e1 1295aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1296ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1297ac3_encoder_select="mdct ac3dsp"
3d269059 1298ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1299alac_encoder_select="lpc"
b781cc12 1300amrnb_decoder_select="lsp"
2b2a597e 1301amrwb_decoder_select="lsp"
4538729a 1302atrac1_decoder_select="mdct sinewin"
26fbcc85 1303atrac3_decoder_select="mdct"
a33657ce
DB
1304binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1305binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1306cavs_decoder_select="golomb"
4538729a 1307cook_decoder_select="mdct sinewin"
2eef7c62 1308cscd_decoder_suggest="zlib"
26fbcc85 1309dca_decoder_select="mdct"
e8ed9b7a 1310dnxhd_encoder_select="aandct"
2eef7c62 1311dxa_decoder_select="zlib"
baf91bb9 1312eac3_decoder_select="ac3_decoder"
aa47c35d 1313eac3_encoder_select="mdct ac3dsp"
84c04e25 1314eamad_decoder_select="aandct"
e8ed9b7a 1315eatgq_decoder_select="aandct"
d52b39c7 1316eatqi_decoder_select="aandct"
4f034993
MR
1317ffv1_decoder_select="golomb"
1318flac_decoder_select="golomb"
f4d608e3 1319flac_encoder_select="golomb lpc"
2eef7c62
AJ
1320flashsv_decoder_select="zlib"
1321flashsv_encoder_select="zlib"
c2d23309 1322flashsv2_decoder_select="zlib"
4414137e 1323flv_decoder_select="h263_decoder"
4d4b4bd1 1324flv_encoder_select="h263_encoder"
3447f12d 1325fraps_decoder_select="huffman"
e8ed9b7a 1326h261_encoder_select="aandct"
7f647ae0 1327h263_decoder_select="h263_parser"
e8ed9b7a 1328h263_encoder_select="aandct"
95a61cfc 1329h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1330h263i_decoder_select="h263_decoder"
fe629c2d 1331h263p_encoder_select="h263_encoder"
915a2a0a 1332h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1333h264_dxva2_hwaccel_deps="dxva2api_h"
1334h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1335h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1336h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1337h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1338iac_decoder_select="fft mdct sinewin"
56c8227d 1339imc_decoder_select="fft mdct sinewin"
4f034993
MR
1340jpegls_decoder_select="golomb"
1341jpegls_encoder_select="golomb"
e8ed9b7a 1342ljpeg_encoder_select="aandct"
4f034993 1343loco_decoder_select="golomb"
e8ed9b7a 1344mjpeg_encoder_select="aandct"
2cca233b 1345mlp_decoder_select="mlp_parser"
c4f5c2d6 1346mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1347mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1348mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1349mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1350mp3_decoder_select="mpegaudiodsp"
1351mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1352mp3adufloat_decoder_select="mpegaudiodsp"
1353mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1354mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1355mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1356mpc7_decoder_select="mpegaudiodsp"
1357mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1358mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1359mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1360mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1361mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1362mpeg1video_encoder_select="aandct"
164aab02
LA
1363mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1364mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1365mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1366mpeg2video_encoder_select="aandct"
1367mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1368mpeg4_encoder_select="h263_encoder"
95a61cfc 1369mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1370mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1371msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1372msmpeg4v1_encoder_select="h263_encoder"
4414137e 1373msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1374msmpeg4v2_encoder_select="h263_encoder"
4414137e 1375msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1376msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1377nellymoser_decoder_select="mdct sinewin"
1378nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1379png_decoder_select="zlib"
1380png_encoder_select="zlib"
b781cc12 1381qcelp_decoder_select="lsp"
c4f5c2d6 1382qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1383ra_144_encoder_select="lpc"
9f43fdda 1384ralf_decoder_select="golomb"
a8beb22f 1385rv10_decoder_select="h263_decoder"
b2bf38b4 1386rv10_encoder_select="h263_encoder"
a8beb22f 1387rv20_decoder_select="h263_decoder"
b2bf38b4 1388rv20_encoder_select="h263_encoder"
915a2a0a
DB
1389rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1390rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1391shorten_decoder_select="golomb"
b781cc12 1392sipr_decoder_select="lsp"
05aec7bb
MR
1393snow_decoder_select="dwt"
1394snow_encoder_select="aandct dwt"
19ecfb8a 1395svq1_encoder_select="aandct"
915a2a0a 1396svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1397svq3_decoder_suggest="zlib"
4eef77c1 1398theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1399tiff_decoder_suggest="zlib"
1400tiff_encoder_suggest="zlib"
aec09a00 1401truehd_decoder_select="mlp_decoder"
2eef7c62 1402tscc_decoder_select="zlib"
4538729a 1403twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1404vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1405vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1406vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1407vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1408vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1409vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1410vorbis_decoder_select="mdct"
1411vorbis_encoder_select="mdct"
3447f12d 1412vp6_decoder_select="huffman"
e82dc4c9
DB
1413vp6a_decoder_select="vp6_decoder"
1414vp6f_decoder_select="vp6_decoder"
915a2a0a 1415vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1416wmapro_decoder_select="mdct sinewin"
1417wmav1_decoder_select="mdct sinewin"
1418wmav1_encoder_select="mdct sinewin"
1419wmav2_decoder_select="mdct sinewin"
1420wmav2_encoder_select="mdct sinewin"
1421wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1422wmv1_decoder_select="h263_decoder"
665507aa 1423wmv1_encoder_select="h263_encoder"
f95bfab0 1424wmv2_decoder_select="h263_decoder"
1746e2a9 1425wmv2_encoder_select="h263_encoder"
015f8ee0 1426wmv3_decoder_select="vc1_decoder"
f0f86627 1427wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1428wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1429wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1430wmv3image_decoder_select="wmv3_decoder"
0e714f88 1431zerocodec_decoder_select="zlib"
2eef7c62
AJ
1432zlib_decoder_select="zlib"
1433zlib_encoder_select="zlib"
1434zmbv_decoder_select="zlib"
1435zmbv_encoder_select="zlib"
30fd06be 1436
0afab17e 1437vaapi_deps="va_va_h"
ac3dbb4d 1438vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1439vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1440
28b80940 1441# parsers
6a7c5312 1442h264_parser_select="golomb h264dsp h264pred"
28b80940 1443
912f3148 1444# external libraries
c9171a83 1445libfaac_encoder_deps="libfaac"
299c77d5
MR
1446libgsm_decoder_deps="libgsm"
1447libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1448libgsm_ms_decoder_deps="libgsm"
1449libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1450libilbc_decoder_deps="libilbc"
1451libilbc_encoder_deps="libilbc"
1cc60c47 1452libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1453libopencore_amrnb_decoder_deps="libopencore_amrnb"
1454libopencore_amrnb_encoder_deps="libopencore_amrnb"
1455libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1456libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1457libschroedinger_decoder_deps="libschroedinger"
1458libschroedinger_encoder_deps="libschroedinger"
ae14f311 1459libspeex_decoder_deps="libspeex"
b606a017 1460libspeex_encoder_deps="libspeex"
150d2772 1461libtheora_encoder_deps="libtheora"
d89e738a 1462libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1463libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1464libvorbis_encoder_deps="libvorbis"
8299a7f8 1465libvpx_decoder_deps="libvpx"
ee0e9146 1466libvpx_encoder_deps="libvpx"
1cc60c47 1467libx264_encoder_deps="libx264"
de295976 1468libxavs_encoder_deps="libxavs"
1cc60c47 1469libxvid_encoder_deps="libxvid"
30fd06be 1470
912f3148 1471# demuxers / muxers
c2dd0e9e 1472ac3_demuxer_select="ac3_parser"
647c2356 1473asf_stream_muxer_select="asf_muxer"
4e622dea 1474avisynth_demuxer_deps="avisynth"
c2dd0e9e 1475dirac_demuxer_select="dirac_parser"
5b423887 1476eac3_demuxer_select="ac3_parser"
c2dd0e9e 1477flac_demuxer_select="flac_parser"
647c2356 1478ipod_muxer_select="mov_muxer"
647c2356 1479matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1480matroska_demuxer_suggest="zlib bzlib"
1481mov_demuxer_suggest="zlib"
c2dd0e9e 1482mp3_demuxer_select="mpegaudio_parser"
647c2356 1483mp4_muxer_select="mov_muxer"
2439bd86 1484mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1485mpegtsraw_demuxer_select="mpegts_demuxer"
1486mxf_d10_muxer_select="mxf_muxer"
24ca518b 1487ogg_demuxer_select="golomb"
647c2356 1488psp_muxer_select="mov_muxer"
44594cc7 1489rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1490rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1491rtsp_demuxer_select="http_protocol rtpdec"
1492rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1493sap_demuxer_select="sdp_demuxer"
2aab70c4 1494sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1495sdp_demuxer_select="rtpdec"
f1e94694 1496spdif_muxer_select="aac_parser"
647c2356
DB
1497tg2_muxer_select="mov_muxer"
1498tgp_muxer_select="mov_muxer"
6bdaa5f4 1499w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1500
1501# indevs / outdevs
38e54a75 1502alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1503alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1504bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1505dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1506fbdev_indev_deps="linux_fb_h"
38e54a75 1507jack_indev_deps="jack_jack_h"
e417d80d 1508libcdio_indev_deps="libcdio"
38e54a75 1509libdc1394_indev_deps="libdc1394"
38e54a75
SS
1510oss_indev_deps_any="soundcard_h sys_soundcard_h"
1511oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1512pulse_indev_deps="libpulse"
15d59d2c
B
1513sndio_indev_deps="sndio_h"
1514sndio_outdev_deps="sndio_h"
38e54a75 1515v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1516vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1517vfwcap_indev_extralibs="-lavicap32"
38e54a75 1518x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1519
912f3148 1520# protocols
3fff6382 1521gopher_protocol_deps="network"
c40e1757
JS
1522httpproxy_protocol_deps="network"
1523httpproxy_protocol_select="tcp_protocol"
c08fb000 1524http_protocol_deps="network"
279a0c97 1525http_protocol_select="tcp_protocol"
183baead 1526https_protocol_select="tls_protocol"
c3b57d6e
DB
1527librtmp_protocol_deps="librtmp"
1528librtmpe_protocol_deps="librtmp"
1529librtmps_protocol_deps="librtmp"
1530librtmpt_protocol_deps="librtmp"
1531librtmpte_protocol_deps="librtmp"
c60a2d70 1532mmsh_protocol_select="http_protocol"
b4cf3f6c 1533mmst_protocol_deps="network"
c3b57d6e 1534rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1535rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1536rtmphttp_protocol_deps="!librtmp_protocol"
1537rtmphttp_protocol_select="http_protocol"
1538rtmpt_protocol_deps="!librtmp_protocol"
1539rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1540rtp_protocol_select="udp_protocol"
5699884c 1541sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1542tcp_protocol_deps="network"
558d192d
MS
1543tls_protocol_deps_any="openssl gnutls"
1544tls_protocol_select="tcp_protocol"
c08fb000
AB
1545udp_protocol_deps="network"
1546
6ebf0bfc 1547# filters
13fabd7a 1548blackframe_filter_deps="gpl"
ce6b6ef6 1549boxblur_filter_deps="gpl"
68b79bfc 1550cropdetect_filter_deps="gpl"
b157be1f 1551delogo_filter_deps="gpl"
a5b64584 1552drawtext_filter_deps="libfreetype"
2e5ff4d0 1553frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1554frei0r_filter_extralibs='$ldl'
a42bb9d6 1555frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1556frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1557hqdn3d_filter_deps="gpl"
d371e7b9 1558resample_filter_deps="avresample"
cf69ad35 1559ocv_filter_deps="libopencv"
2f296e39 1560scale_filter_deps="swscale"
acbac567 1561yadif_filter_deps="gpl"
6ebf0bfc 1562
5a0f7131
MR
1563# libraries
1564avdevice_deps="avcodec avformat"
1565avformat_deps="avcodec"
f7679c54 1566
912f3148 1567# programs
ce03b088
AK
1568avconv_deps="avcodec avfilter avformat avresample swscale
1569 aformat_filter asyncts_filter
1570 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1571avplay_deps="avcodec avformat swscale sdl"
1572avplay_select="rdft"
9e12f0bf 1573avprobe_deps="avcodec avformat"
b263bf66 1574avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1575avserver_extralibs='$ldl'
a2830dca 1576
c73f65d9 1577doc_deps="texi2html"
912f3148 1578
57442411
MR
1579# tests
1580
1581test_deps(){
1582 suf1=$1
1583 suf2=$2
1584 shift 2
1585 for v; do
1586 dep=${v%=*}
1587 tests=${v#*=}
1588 for name in ${tests}; do
908f12f3 1589 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1590 done
1591 done
1592}
1593
908f12f3
MR
1594mxf_d10_test_deps="avfilter"
1595seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1596
57442411
MR
1597test_deps _muxer _demuxer \
1598 aiff \
1599 pcm_alaw=alaw \
1600 asf \
1601 au \
1602 avi \
1603 dv=dv_fmt \
1604 ffm \
1605 flv=flv_fmt \
1606 gxf \
1607 matroska=mkv \
1608 mmf \
1609 mov \
1610 pcm_mulaw=mulaw \
0218808d 1611 mxf="mxf mxf_d10" \
57442411
MR
1612 nut \
1613 ogg \
1614 rawvideo=pixfmt \
1615 rm \
1616 swf \
1617 mpegts=ts \
1618 voc \
1619 wav \
1620 yuv4mpegpipe=yuv4mpeg \
1621
1622mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1623
de6d9b64 1624# default parameters
8a608357 1625
19bd477d 1626logfile="config.log"
8a608357
MR
1627
1628# installation paths
c9d19248
MR
1629prefix_default="/usr/local"
1630bindir_default='${prefix}/bin'
6291d7e4 1631datadir_default='${prefix}/share/avconv'
c9d19248
MR
1632incdir_default='${prefix}/include'
1633libdir_default='${prefix}/lib'
1634mandir_default='${prefix}/share/man'
1635shlibdir_default="$libdir_default"
8a608357
MR
1636
1637# toolchain
121d78d0 1638ar_default="ar"
13c7df3d 1639cc_default="gcc"
a3d7c197 1640cc_version=\"unknown\"
9da6609f 1641host_cc_default="gcc"
11e6d03a 1642ln_s="ln -sf"
89641463 1643nm_default="nm"
11e6d03a 1644objformat="elf"
3f8040db 1645pkg_config_default=pkg-config
be7109c1 1646ranlib="ranlib"
11e6d03a 1647yasmexe="yasm"
8a608357 1648
8182dc34 1649nm_opts='-g'
3e0b1c9a 1650nogas=":"
8182dc34 1651
8a608357 1652# machine
8d4c00ed 1653arch_default=$(uname -m)
38d0a8aa 1654cpu="generic"
8a608357 1655
8a608357 1656# OS
8d4c00ed
MR
1657target_os_default=$(tolower $(uname -s))
1658host_os=$target_os_default
8a608357 1659
8a608357 1660# configurable options
055c61b8
DB
1661enable $PROGRAM_LIST
1662
5a0f7131
MR
1663enable avcodec
1664enable avdevice
cccc039f 1665enable avfilter
5a0f7131 1666enable avformat
c8af852b 1667enable avresample
dc4f5a1c 1668enable avutil
3e0b1c9a
DB
1669enable swscale
1670
3e0b1c9a
DB
1671enable asm
1672enable debug
1673enable doc
1674enable fastdiv
497237c7 1675enable network
8400d6b8 1676enable optimizations
8cfbbd92 1677enable safe_bitstream_reader
530dc538 1678enable static
a9ddb5b1 1679enable swscale_alpha
8a608357 1680
8a608357 1681# build settings
9987769a 1682SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1683AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1684LIBPREF="lib"
1685LIBSUF=".a"
c5f14466
RP
1686FULLNAME='$(NAME)$(BUILDSUF)'
1687LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1688SLIBPREF="lib"
1689SLIBSUF=".so"
c5f14466 1690SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1691SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1692SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1693LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1694SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1695SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1696
bc877faf 1697AS_O='-o $@'
7e6c86e6
MR
1698CC_O='-o $@'
1699
1d01fee9 1700host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1701host_libs='-lm'
1702
9b861379 1703target_path='$(CURDIR)'
a7ada2ba 1704
a158446b
MR
1705# since the object filename is not given with the -MM flag, the compiler
1706# is only able to print the basename, and we must add the path ourselves
c1c3933a 1707DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1708DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1709
c597172e 1710# find source path
24524f36 1711if test -f configure; then
f038cf3c 1712 source_path=.
c597172e 1713else
8477f2de 1714 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1715 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1716 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1717 test -e "$source_path/config.h" &&
1718 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1719fi
1720
13cbe2c0 1721for v in "$@"; do
b04251c5
MR
1722 r=${v#*=}
1723 l=${v%"$r"}
1724 r=$(sh_quote "$r")
29ba0911 1725 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1726done
c597172e 1727
73ef8980
MR
1728find_things(){
1729 thing=$1
1730 pattern=$2
1731 file=$source_path/$3
932ccf39 1732 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1733}
1734
1735ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1736DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1737HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1738PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1739BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1740MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1741DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1742OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1743INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1744PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1745FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1746
54e75be4
DB
1747ALL_COMPONENTS="
1748 $BSF_LIST
1749 $DECODER_LIST
1750 $DEMUXER_LIST
1751 $ENCODER_LIST
1752 $FILTER_LIST
1753 $HWACCEL_LIST
1754 $INDEV_LIST
1755 $MUXER_LIST
1756 $OUTDEV_LIST
1757 $PARSER_LIST
1758 $PROTOCOL_LIST
1759"
1760
57442411 1761find_tests(){
b9d5f1b7 1762 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1763}
1764
57442411 1765LAVF_TESTS=$(find_tests lavf)
48c28162 1766LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1767SEEK_TESTS=$(find_tests seek seek_)
57442411 1768
7263cd55 1769ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1770
8469ae22
MR
1771for n in $COMPONENT_LIST; do
1772 v=$(toupper ${n%s})_LIST
1773 eval enable \$$v
1774 eval ${n}_if_any="\$$v"
1775done
1776
54e75be4 1777enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1778
1779die_unknown(){
1780 echo "Unknown option \"$1\"."
1781 echo "See $0 --help for available options."
1782 exit 1
1783}
1784
794f8e97 1785show_list() {
bf0c4afa
RP
1786 suffix=_$1
1787 shift
2b444ea7 1788 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1789 exit 0
1790}
1791
c597172e 1792for opt do
7483e694
DB
1793 optval="${opt#*=}"
1794 case "$opt" in
0f010b2f 1795 --extra-ldflags=*) add_ldflags $optval
7483e694 1796 ;;
0f010b2f 1797 --extra-libs=*) add_extralibs $optval
7483e694 1798 ;;
8fb1cb58 1799 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1800 ;;
40bcf4c7
BL
1801 --enable-debug=*) debuglevel="$optval"
1802 ;;
36e2dea0 1803 --disable-everything)
1b15dc3c 1804 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1805 ;;
7483e694 1806 --enable-*=*|--disable-*=*)
8b93ddc3 1807 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1808 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1809 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1810 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1811 $action $(filter "$name" $list)
7483e694
DB
1812 ;;
1813 --enable-?*|--disable-?*)
5e622c40 1814 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1815 if is_in $option $COMPONENT_LIST; then
fed5d54b 1816 test $action = disable && action=unset
e3773a55
MR
1817 eval $action \$$(toupper ${option%s})_LIST
1818 elif is_in $option $CMDLINE_SELECT; then
1819 $action $option
1820 else
1821 die_unknown $opt
1822 fi
7483e694
DB
1823 ;;
1824 --list-*)
1825 NAME="${opt#--list-}"
1826 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1827 NAME=${NAME%s}
1828 eval show_list $NAME \$$(toupper $NAME)_LIST
1829 ;;
1830 --help|-h) show_help
1831 ;;
1832 *)
884a36a7 1833 optname="${opt%%=*}"
26759c44
MR
1834 optname="${optname#--}"
1835 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1836 if is_in $optname $CMDLINE_SET; then
1837 eval $optname='$optval'
1838 elif is_in $optname $CMDLINE_APPEND; then
1839 append $optname "$optval"
1840 else
1841 die_unknown $opt
1842 fi
7483e694
DB
1843 ;;
1844 esac
c597172e
MR
1845done
1846
bcea99bb
MR
1847disabled logging && logfile=/dev/null
1848
29ba0911 1849echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1850set >> $logfile
1851
9da6609f
MR
1852test -n "$cross_prefix" && enable cross_compile
1853
8d4c00ed
MR
1854if enabled cross_compile; then
1855 test -n "$arch" && test -n "$target_os" ||
1856 die "Must specify target arch and OS when cross-compiling"
1857fi
1858
1859set_default arch target_os
1860
121d78d0 1861ar_default="${cross_prefix}${ar_default}"
11e6d03a 1862cc_default="${cross_prefix}${cc_default}"
20e0ed95 1863nm_default="${cross_prefix}${nm_default}"
3f8040db 1864pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1865ranlib="${cross_prefix}${ranlib}"
adb2b908 1866
c5200f17
MR
1867sysinclude_default="${sysroot}/usr/include"
1868
e0be794a 1869set_default cc nm pkg_config sysinclude
9da6609f
MR
1870enabled cross_compile || host_cc_default=$cc
1871set_default host_cc
13c7df3d 1872
762f95e4
MR
1873if ! $pkg_config --version >/dev/null 2>&1; then
1874 warn "$pkg_config not found, library detection may fail."
1875 pkg_config=false
1876fi
1877
82bb3329
MR
1878exesuf() {
1879 case $1 in
1c69c79f 1880 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1881 esac
1882}
1883
1884EXESUF=$(exesuf $target_os)
1885HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1886
e4e69e0b 1887# set temporary file name
a49d42c2 1888: ${TMPDIR:=$TEMPDIR}
c51fafa1 1889: ${TMPDIR:=$TMP}
a49d42c2 1890: ${TMPDIR:=/tmp}
e4e69e0b 1891
a210bce2 1892if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1893 # simple replacement for missing mktemp
1894 # NOT SAFE FOR GENERAL USE
1895 mktemp(){
09a5c245 1896 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1897 }
1898fi
1899
1900tmpfile(){
1901 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1902 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1903 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1904 append TMPFILES $tmp
1905 eval $1=$tmp
1906}
1907
1908trap 'rm -f -- $TMPFILES' EXIT
54460a83 1909
55127e7b 1910tmpfile TMPASM .asm
3e0b1c9a
DB
1911tmpfile TMPC .c
1912tmpfile TMPE $EXESUF
1913tmpfile TMPH .h
1914tmpfile TMPO .o
1915tmpfile TMPS .S
1916tmpfile TMPSH .sh
1917tmpfile TMPV .ver
54460a83
MR
1918
1919unset -f mktemp
e4e69e0b 1920
fb3c4ffc
MR
1921chmod +x $TMPE
1922
993f2d0f
MR
1923# make sure we can execute files in $TMPDIR
1924cat > $TMPSH 2>> $logfile <<EOF
1925#! /bin/sh
1926EOF
1927chmod +x $TMPSH >> $logfile 2>&1
1928if ! $TMPSH >> $logfile 2>&1; then
1929 cat <<EOF
1930Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1931variable to another directory and make sure that it is not mounted noexec.
1932EOF
1933 die "Sanity test failed."
1934fi
993f2d0f 1935
3e0b1c9a 1936filter_asflags=echo
19b4c628
MR
1937filter_cflags=echo
1938filter_cppflags=echo
19b4c628 1939
613a4e3f
MR
1940if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1941 cc_type=llvm_gcc
1942 cc_version=__VERSION__
1943 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1944 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1945 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1946 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1947 speed_cflags='-O3'
1948 size_cflags='-Os'
1949elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1950 cc_type=gcc
a3d7c197 1951 cc_version=__VERSION__
5d57846b
MR
1952 gcc_version=$($cc --version | head -n1)
1953 gcc_basever=$($cc -dumpversion)
3ad464bf 1954 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1955 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1956 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1957 if ! $cc -dumpversion | grep -q '^2\.'; then
1958 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1959 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1960 fi
14ca9cd0
MR
1961 speed_cflags='-O3'
1962 size_cflags='-Os'
629687f6
MR
1963elif $cc --version 2>/dev/null | grep -q Intel; then
1964 cc_type=icc
6e3fa35d 1965 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1966 cc_ident=$($cc --version | head -n1)
bdefad73 1967 icc_version=$($cc -dumpversion)
07dec06e
MR
1968 CC_DEPFLAGS='-MMD'
1969 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1970 speed_cflags='-O3'
1971 size_cflags='-Os'
b05394a0 1972 noopt_cflags='-O1'
629687f6
MR
1973elif $cc -v 2>&1 | grep -q xlc; then
1974 cc_type=xlc
6e3fa35d 1975 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1976 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1977 speed_cflags='-O5'
1978 size_cflags='-O5 -qcompact'
df442a8d
MR
1979elif $cc -V 2>/dev/null | grep -q Compaq; then
1980 cc_type=ccc
6e3fa35d 1981 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1982 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1983 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1984 debuglevel=3
df442a8d 1985 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1986 speed_cflags='-fast'
1987 size_cflags='-O1'
6a0d5493 1988elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1989 test -d "$sysroot" || die "No valid sysroot specified."
1990 cc_type=armcc
6e3fa35d 1991 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1992 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1993 armcc_conf="$PWD/armcc.conf"
1994 $cc --arm_linux_configure \
1995 --arm_linux_config_file="$armcc_conf" \
1996 --configure_sysroot="$sysroot" \
1997 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1998 die "Error creating armcc configuration file."
bcafde61 1999 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2000 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2001 as_default="${cross_prefix}gcc"
07dec06e
MR
2002 CC_DEPFLAGS='-MMD'
2003 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2004 speed_cflags='-O3'
2005 size_cflags='-Os'
d0f0f628 2006 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2007elif $cc -version 2>/dev/null | grep -q TMS470; then
2008 cc_type=tms470
6e3fa35d 2009 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2010 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2011 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2012 CC_O='-fr=$(@D)'
2013 as_default="${cross_prefix}gcc"
2014 ld_default="${cross_prefix}gcc"
6fec122a
MR
2015 TMPO=$(basename $TMPC .c).o
2016 append TMPFILES $TMPO
2017 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2018 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2019 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2020 speed_cflags='-O3 -mf=5'
2021 size_cflags='-O3 -mf=2'
6fec122a
MR
2022 filter_cflags=tms470_flags
2023 tms470_flags(){
2024 for flag; do
2025 case $flag in
2026 -march=*|-mcpu=*)
2027 case "${flag#*=}" in
2028 armv7-a|cortex-a*) echo -mv=7a8 ;;
2029 armv7-r|cortex-r*) echo -mv=7r4 ;;
2030 armv7-m|cortex-m*) echo -mv=7m3 ;;
2031 armv6*|arm11*) echo -mv=6 ;;
2032 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2033 echo -mv=5e ;;
2034 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2035 esac
2036 ;;
2037 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2038 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2039 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2040 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2041 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2042 -g) echo -g -mn ;;
587d24ff 2043 -pds=*) echo $flag ;;
6fec122a
MR
2044 esac
2045 done
2046 }
06da6943
DC
2047elif $cc -v 2>&1 | grep -q clang; then
2048 cc_type=clang
b67a8f49
DC
2049 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2050 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2051 cc_ident=$($cc --version | head -n1)
06da6943
DC
2052 CC_DEPFLAGS='-MMD'
2053 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2054 speed_cflags='-O3'
2055 size_cflags='-Os'
2a472e9c
MK
2056elif $cc -V 2>&1 | grep -q Sun; then
2057 cc_type=suncc
2058 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2059 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2060 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2061 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2062 add_ldflags -xc99
14ca9cd0
MR
2063 speed_cflags='-O5'
2064 size_cflags='-O5 -xspace'
03279bbe
MK
2065 filter_cflags=suncc_flags
2066 suncc_flags(){
2067 for flag; do
2068 case $flag in
2069 -march=*|-mcpu=*)
2070 case "${flag#*=}" in
2071 native) echo -xtarget=native ;;
87ddc38b 2072 v9|niagara) echo -xarch=sparc ;;
03279bbe 2073 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2074 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2075 i586|pentium) echo -xchip=pentium ;;
2076 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2077 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2078 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2079 pentium4*) echo -xtarget=pentium4 ;;
2080 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2081 *-sse3) echo -xarch=sse3 ;;
2082 core2) echo -xarch=ssse3 -xchip=core2 ;;
2083 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2084 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2085 k8|opteron|athlon64|athlon-fx)
2086 echo -xarch=sse2a ;;
2087 athlon*) echo -xarch=pentium_proa ;;
2088 esac
2089 ;;
2090 -std=c99) echo -xc99 ;;
2091 -fomit-frame-pointer) echo -xregs=frameptr ;;
2092 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2093 -W*,*) echo $flag ;;
2094 -f*-*|-W*) ;;
2095 *) echo $flag ;;
2096 esac
2097 done
2098 }
180ec37d 2099elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2100 cc_type=pathscale
2101 cc_version=__PATHSCALE__
2102 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2103 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2104 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2105 speed_cflags='-O2'
2106 size_cflags='-Os'
7b2d2190 2107 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2108elif $cc -v 2>&1 | grep -q Open64; then
2109 cc_type=open64
2110 cc_version=__OPEN64__
2111 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2112 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2113 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2114 speed_cflags='-O2'
2115 size_cflags='-Os'
7b2d2190 2116 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2117elif $cc -V 2>&1 | grep -q Portland; then
2118 cc_type=pgi
2119 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2120 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2121 opt_common='-alias=ansi -Mlre -Mpre'
2122 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2123 size_cflags="-O2 -Munroll=c:1 $opt_common"
2124 noopt_cflags="-O1"
2125 filter_cflags=pgi_flags
2126 pgi_flags(){
2127 for flag; do
2128 case $flag in
2129 -fomit-frame-pointer) echo -Mnoframe ;;
2130 -g) echo -gopt ;;
2131 *) echo $flag ;;
2132 esac
2133 done
2134 }
629687f6
MR
2135fi
2136
851ffa80
MR
2137test -n "$cc_type" && enable $cc_type ||
2138 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2139
75bafbac 2140: ${as_default:=$cc}
50567afa 2141: ${dep_cc_default:=$cc}
684b28e0 2142: ${ld_default:=$cc}
121d78d0 2143set_default ar as dep_cc ld
75800dce 2144
07dec06e
MR
2145test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2146test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2147
7f32f40c 2148add_cflags $extra_cflags
2f2e6c7c 2149add_asflags $extra_cflags
7f32f40c 2150
154d432c
MR
2151if test -n "$sysroot"; then
2152 case "$cc_type" in
00ba041c 2153 gcc|llvm_gcc|clang)
467256f2 2154 add_cppflags --sysroot="$sysroot"
154d432c
MR
2155 add_ldflags --sysroot="$sysroot"
2156 ;;
6fec122a
MR
2157 tms470)
2158 add_cppflags -I"$sysinclude"
2159 add_ldflags --sysroot="$sysroot"
2160 ;;
154d432c
MR
2161 esac
2162fi
2163
d22c13a8
MR
2164if test "$cpu" = host; then
2165 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2166
2167 case "$cc_type" in
613a4e3f 2168 gcc|llvm_gcc)
d22c13a8
MR
2169 check_native(){
2170 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2171 sed -n "/cc1.*$1=/{
27ce1be8
MR
2172 s/.*$1=\\([^ ]*\\).*/\\1/
2173 p
2174 q
2175 }" $TMPE
d22c13a8
MR
2176 }
2177 cpu=$(check_native -march || check_native -mcpu)
2178 ;;
2179 esac
2180
2181 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2182fi
2183
e939cedd
MR
2184# Deal with common $arch aliases
2185case "$arch" in
2186 arm*)
2187 arch="arm"
2188 ;;
2189 mips|mipsel|IP*)
2190 arch="mips"
2191 ;;
47b1860e 2192 mips64*)
e939cedd
MR
2193 arch="mips"
2194 subarch="mips64"
2195 ;;
2196 parisc|hppa)
2197 arch="parisc"
2198 ;;
2199 parisc64|hppa64)
2200 arch="parisc"
2201 subarch="parisc64"
2202 ;;
2203 "Power Macintosh"|ppc|powerpc)
2204 arch="ppc"
2205 ;;
47b1860e 2206 ppc64|powerpc64)
e939cedd
MR
2207 arch="ppc"
2208 subarch="ppc64"
2209 ;;
2210 s390|s390x)
2211 arch="s390"
2212 ;;
2213 sh4|sh)
2214 arch="sh4"
2215 ;;
2216 sun4u|sparc64)
2217 arch="sparc"
2218 subarch="sparc64"
2219 ;;
d33ed7b3 2220 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2221 arch="x86"
2222 ;;
2223esac
2224
851ffa80 2225is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2226enable $arch
e939cedd 2227
df5cdc24 2228# Add processor-specific flags
5d54c126
MR
2229if test "$cpu" = generic; then
2230 : do nothing
2231elif enabled ppc; then
343aef9b 2232
56348891
MR
2233 case $(tolower $cpu) in
2234 601|ppc601|powerpc601)
9dbd5c3d 2235 cpuflags="-mcpu=601"
64ad53ff 2236 disable altivec
9dbd5c3d 2237 ;;
56348891 2238 603*|ppc603*|powerpc603*)
9dbd5c3d 2239 cpuflags="-mcpu=603"
64ad53ff 2240 disable altivec
9dbd5c3d 2241 ;;
56348891 2242 604*|ppc604*|powerpc604*)
9dbd5c3d 2243 cpuflags="-mcpu=604"
64ad53ff 2244 disable altivec
9dbd5c3d 2245 ;;
56348891 2246 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2247 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2248 disable altivec
9dbd5c3d 2249 ;;
56348891 2250 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2251 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2252 ;;
56348891 2253 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2254 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2255 ;;
313f9fbf 2256 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2257 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2258 ;;
313f9fbf
SM
2259 power[3-7]*)
2260 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2261 ;;
56348891 2262 cell)
9dbd5c3d
MR
2263 cpuflags="-mcpu=cell"
2264 enable ldbrx
2265 ;;
7b0b81a1
AL
2266 e500v2)
2267 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2268 disable altivec
2269 ;;
2270 e500)
2271 cpuflags="-mcpu=8540 -mhard-float"
2272 disable altivec
2273 ;;
9dbd5c3d 2274 esac
343aef9b
MR
2275
2276elif enabled x86; then
2277
9dbd5c3d
MR
2278 case $cpu in
2279 i[345]86|pentium)
2280 cpuflags="-march=$cpu"
2281 disable mmx
2282 ;;
2283 # targets that do NOT support conditional mov (cmov)
2284 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2285 cpuflags="-march=$cpu"
2286 disable cmov
2287 ;;
2288 # targets that do support conditional mov (cmov)
9ddf1b1a 2289 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2290 cpuflags="-march=$cpu"
2291 enable cmov
2292 enable fast_cmov
2293 ;;
2294 # targets that do support conditional mov but on which it's slow
2295 pentium4|pentium4m|prescott|nocona)
2296 cpuflags="-march=$cpu"
2297 enable cmov
2298 disable fast_cmov
2299 ;;
2300 esac
343aef9b
MR
2301
2302elif enabled sparc; then
2303
9dbd5c3d 2304 case $cpu in
26b7199e
MK
2305 niagara)
2306 cpuflags="-mcpu=$cpu"
2307 disable vis
2308 ;;
9dbd5c3d
MR
2309 sparc64)
2310 cpuflags="-mcpu=v9"
2311 ;;
2312 esac
343aef9b
MR
2313
2314elif enabled arm; then
2315
34ba23c9
MR
2316 case $cpu in
2317 armv*)
2318 cpuflags="-march=$cpu"
c2eae137 2319 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2320 ;;
2321 *)
2322 cpuflags="-mcpu=$cpu"
c2eae137
MR
2323 case $cpu in
2324 cortex-a*) subarch=armv7a ;;
2325 cortex-r*) subarch=armv7r ;;
9e19704a 2326 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2327 arm11*) subarch=armv6 ;;
2328 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2329 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2330 esac
34ba23c9
MR
2331 ;;
2332 esac
343aef9b
MR
2333
2334elif enabled alpha; then
2335
34ba23c9 2336 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2337
2338elif enabled bfin; then
2339
34ba23c9 2340 cpuflags="-mcpu=$cpu"
343aef9b
MR
2341
2342elif enabled mips; then
2343
34ba23c9 2344 cpuflags="-march=$cpu"
343aef9b
MR
2345
2346elif enabled avr32; then
2347
9dbd5c3d
MR
2348 case $cpu in
2349 ap7[02]0[0-2])
2350 subarch="avr32_ap"
2351 cpuflags="-mpart=$cpu"
2352 ;;
2353 ap)
2354 subarch="avr32_ap"
2355 cpuflags="-march=$cpu"
2356 ;;
2357 uc3[ab]*)
2358 subarch="avr32_uc"
2359 cpuflags="-mcpu=$cpu"
2360 ;;
2361 uc)
2362 subarch="avr32_uc"
2363 cpuflags="-march=$cpu"
2364 ;;
2365 esac
df5cdc24 2366
343aef9b
MR
2367fi
2368
df5cdc24
MR
2369add_cflags $cpuflags
2370add_asflags $cpuflags
2371
993f2d0f
MR
2372# compiler sanity check
2373check_exec <<EOF
2374int main(void){ return 0; }
2375EOF
2376if test "$?" != 0; then
2377 echo "$cc is unable to create an executable file."
2378 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2379 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2380 echo "Only do this if you know what cross compiling means."
2381 fi
2382 die "C compiler test failed."
2383fi
2384
046f081b 2385add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2386check_cflags -std=c99
50a334e4 2387check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2388#include <stdlib.h>
2389EOF
50a334e4 2390check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2391#include <stdlib.h>
2392EOF
e9b9a2f8 2393
f0125de9 2394check_host_cflags -std=c99
0a6db2a2 2395check_host_cflags -Wall
f0125de9 2396
b24dbcbd 2397case "$arch" in
e939cedd 2398 alpha|ia64|mips|parisc|sparc)
8a3c8627 2399 spic=$shared
b24dbcbd 2400 ;;
e939cedd 2401 x86)
cfdb6148 2402 subarch="x86_32"
5adc829e 2403 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2404 if test "$subarch" = "x86_64"; then
e939cedd 2405 spic=$shared
de27f4d9 2406 fi
b24dbcbd 2407 ;;
b24dbcbd
RP
2408esac
2409
343aef9b 2410enable $subarch
8a3c8627 2411enabled spic && enable pic
b24dbcbd 2412
7483e694 2413# OS specific
4f854758 2414case $target_os in
a1629e28 2415 haiku)
63ae7e7c 2416 prefix_default="/boot/common"
108caaaa 2417 network_extralibs="-lnetwork"
f59c4bd6 2418 host_libs=
a1629e28 2419 ;;
7483e694 2420 sunos)
4d58e4cb 2421 AVSERVERLDFLAGS=""
9987769a 2422 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2423 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2424 network_extralibs="-lsocket -lnsl"
779222db 2425 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2426 # When using suncc to build, the Solaris linker will mark
2427 # an executable with each instruction set encountered by
2428 # the Solaris assembler. As our libraries contain their own
2429 # guards for processor-specific code, instead suppress
2430 # generation of the HWCAPS ELF section on Solaris x86 only.
2431 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2432 nm_opts='-P -g'
7483e694
DB
2433 ;;
2434 netbsd)
a1e4b3f6 2435 disable symver
07a8eef6
MR
2436 oss_indev_extralibs="-lossaudio"
2437 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2438 ;;
2439 openbsd)
7c4a001a 2440 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2441 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2442 # however the generated executable will not do anything
2443 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2444 # Thus explicitly enable PIC here.
cd78208b 2445 enable pic
a1e4b3f6 2446 disable symver
7483e694 2447 SHFLAGS='-shared'
07a8eef6
MR
2448 oss_indev_extralibs="-lossaudio"
2449 oss_outdev_extralibs="-lossaudio"
7483e694 2450 ;;
a1e4b3f6 2451 dragonfly)
a1e4b3f6
MR
2452 disable symver
2453 ;;
2454 freebsd)
7483e694
DB
2455 ;;
2456 bsd/os)
355d81df 2457 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2458 ;;
2459 darwin)
301ab19d 2460 gas="gas-preprocessor.pl $cc"
e08b8239 2461 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2462 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2463 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2464 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2465 SLIBSUF=".dylib"
2466 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2467 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2468 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2469 objformat="macho"
1b0f6fb8 2470 enabled x86_64 && objformat="macho64"
8dfa86f7 2471 enabled_any pic shared ||
2704bd1a 2472 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2473 ;;
2474 mingw32*)
9d3f4f50 2475 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2476 disable network
2477 else
2478 target_os=mingw32
2479 fi
dcc01c06 2480 LIBTARGET=i386
1fc9fb8a 2481 if enabled x86_64; then
417516f6 2482 LIBTARGET="i386:x86-64"
336cc1b0 2483 elif enabled arm; then
15c5156d 2484 LIBTARGET=arm-wince
dcc01c06 2485 fi
fbd971a4 2486 shlibdir_default="$bindir_default"
7483e694
DB
2487 SLIBPREF=""
2488 SLIBSUF=".dll"
7483e694
DB
2489 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2490 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2491 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2492 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2493 SLIB_INSTALL_LINKS=
2494 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2495 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2496 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2497 objformat="win32"
ec10a9ab 2498 dlltool="${cross_prefix}dlltool"
bc574408 2499 enable dos_paths
1894e741 2500 check_cflags -fno-common
e26011d0
RP
2501 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2502 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2503 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2504 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2505 ;;
2506 cygwin*)
4f854758 2507 target_os=cygwin
fbd971a4 2508 shlibdir_default="$bindir_default"
7483e694
DB
2509 SLIBPREF="cyg"
2510 SLIBSUF=".dll"
2511 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2512 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2513 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2514 objformat="win32"
bc574408 2515 enable dos_paths
1894e741 2516 check_cflags -fno-common
a7a187a1 2517 add_cppflags -U__STRICT_ANSI__
7483e694 2518 ;;
4f365f37 2519 *-dos|freedos|opendos)
4f365f37 2520 network_extralibs="-lsocket"
ff1c015d 2521 objformat="coff"
bc574408 2522 enable dos_paths
a7a187a1 2523 add_cppflags -U__STRICT_ANSI__
4f365f37 2524 ;;
7483e694 2525 linux)
046f081b 2526 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2527 enable dv1394
2528 ;;
2529 irix*)
4f854758 2530 target_os=irix
7483e694
DB
2531 ranlib="echo ignoring ranlib"
2532 ;;
d22e8442 2533 os/2*)
d22e8442 2534 ln_s="cp -f"
9297f1ed 2535 objformat="aout"
e14574eb 2536 add_cppflags -D_GNU_SOURCE
355d81df 2537 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2538 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2539 AVSERVERLDFLAGS=""
287d3b13 2540 LIBSUF="_s.a"
d22e8442
DY
2541 SLIBPREF=""
2542 SLIBSUF=".dll"
2543 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2544 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2545 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2546 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2547 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2548 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2549 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2550 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2551 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2552 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2553 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2554 enable dos_paths
d22e8442 2555 ;;
83993c1c 2556 gnu/kfreebsd)
c1f54478 2557 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2558 ;;
34e82167 2559 gnu)
f60d1366 2560 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2561 ;;
d33ed7b3
MR
2562 qnx)
2563 add_cppflags -D_QNX_SOURCE
2564 network_extralibs="-lsocket"
2565 ;;
1c69c79f
MS
2566 symbian)
2567 SLIBSUF=".dll"
2568 enable dos_paths
e3bc07f4
MS
2569 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2570 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2571 add_ldflags -Wl,--target1-abs,--no-undefined \
2572 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2573 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2574 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2575 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2576 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2577 ;;
614d8911
MR
2578 none)
2579 ;;
7483e694 2580 *)
4f924f9a 2581 die "Unknown OS '$target_os'."
7483e694
DB
2582 ;;
2583esac
2584
6555acad
MR
2585esc(){
2586 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2587}
2588
2589echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2590
13cb2187
AS
2591check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2592
c9d19248
MR
2593set_default $PATHS_LIST
2594
320d060a 2595# we need to build at least one lib type
93b3c083 2596if ! enabled_any static shared; then
320d060a
DB
2597 cat <<EOF
2598At least one library type must be built.
2599Specify --enable-static to build the static libraries or --enable-shared to
2600build the shared libraries as well. To only build the shared libraries specify
2601--disable-static in addition to --enable-shared.
2602EOF
2603 exit 1;
2604fi
2605
2184c6f7 2606die_license_disabled() {
4c27207c 2607 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2608}
2609
e417d80d 2610die_license_disabled gpl libcdio
2184c6f7 2611die_license_disabled gpl libx264
de295976 2612die_license_disabled gpl libxavs
2184c6f7 2613die_license_disabled gpl libxvid
2184c6f7
DB
2614die_license_disabled gpl x11grab
2615
2f7ae63b 2616die_license_disabled nonfree libfaac
a060866f 2617die_license_disabled nonfree openssl
b2e3c528 2618
0b175caa
DB
2619die_license_disabled version3 libopencore_amrnb
2620die_license_disabled version3 libopencore_amrwb
d89e738a 2621die_license_disabled version3 libvo_aacenc
f502ff3f 2622die_license_disabled version3 libvo_amrwbenc
0b175caa 2623
9cad0e4e 2624enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2625
40617a6d 2626disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2627
e276d9e8
MR
2628enable_pic() {
2629 enable pic
bce7b696
MR
2630 add_cppflags -DPIC
2631 add_cflags -fPIC
2632 add_asflags -fPIC
e276d9e8
MR
2633}
2634
2635enabled pic && enable_pic
bce7b696 2636
b4d96ba2
MR
2637check_cc <<EOF || die "Symbol mangling check failed."
2638int ff_extern;
2639EOF
8182dc34 2640sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2641extern_prefix=${sym%%ff_extern*}
2642
f65883c8
MR
2643check_cc <<EOF && enable inline_asm
2644void foo(void) { __asm__ volatile ("" ::); }
2645EOF
61d251db 2646
df5e3978
MR
2647_restrict=
2648for restrict_keyword in restrict __restrict__ __restrict; do
2649 check_cc <<EOF && _restrict=$restrict_keyword && break
2650void foo(char * $restrict_keyword p);
2651EOF
2652done
2653
2654check_cc <<EOF && enable attribute_packed
2655struct { int x; } __attribute__((packed)) x;
2656EOF
2657
dffb41b9
MR
2658check_cc <<EOF && enable attribute_may_alias
2659union { int x; } __attribute__((may_alias)) x;
2660EOF
2661
df5e3978
MR
2662check_cc <<EOF || die "endian test failed"
2663unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2664EOF
48fc536a 2665od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2666
e939cedd
MR
2667if enabled alpha; then
2668
2669 check_cflags -mieee
2670
2671elif enabled arm; then
e45391bb 2672
8986fddc 2673 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2674 nogas=die
50fa82e6 2675
44caaa56
MR
2676 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2677 enable vfp_args
2678 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2679 case "${cross_prefix:-$cc}" in
2680 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2681 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2682__asm__ (".eabi_attribute 28, 1");
2683int main(void) { return 0; }
2684EOF
44caaa56
MR
2685 esac
2686 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2687 fi
fa0912fe 2688
fa0912fe
MR
2689 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2690 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2691 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2692 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2693 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2694 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2695
6308729e
MR
2696 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2697
e276d9e8
MR
2698 enabled_all armv6t2 shared !pic && enable_pic
2699
fa0912fe 2700elif enabled mips; then
e45391bb 2701
fa0912fe
MR
2702 check_asm loongson '"dmult.g $1, $2, $3"'
2703 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2704
fa0912fe 2705elif enabled ppc; then
e45391bb 2706
e6a0c354
MR
2707 enable local_aligned_8 local_aligned_16
2708
135448fa 2709 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2710 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2711 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2712 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2713
2714 # AltiVec flags: The FSF version of GCC differs from the Apple version
2715 if enabled altivec; then
301ab19d 2716 nogas=warn
fa0912fe
MR
2717 check_cflags -maltivec -mabi=altivec &&
2718 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2719 check_cflags -faltivec
2720
2721 # check if our compiler supports Motorola AltiVec C API
2722 check_cc <<EOF || disable altivec
2723$inc_altivec_h
2724int main(void) {
2725 vector signed int v1, v2, v3;
2726 v1 = vec_add(v2,v3);
2727 return 0;
2728}
2729EOF
2730
2731 # check if our compiler supports braces for vector declarations
2732 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2733$inc_altivec_h
2734int main (void) { (vector int) {1}; return 0; }
2735EOF
2736 fi
e45391bb 2737
fa0912fe 2738elif enabled sparc; then
e45391bb 2739
fa0912fe
MR
2740 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2741 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2742
fa0912fe 2743elif enabled x86; then
e45391bb 2744
8e85ba8d
DB
2745 check_code ld intrin.h "__rdtsc()" && enable rdtsc
2746
f80ddd5b
RB
2747 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2748
e6a0c354
MR
2749 enable local_aligned_8 local_aligned_16
2750
44965991
PI
2751 # check whether EBP is available on x86
2752 # As 'i' is stored on the stack, this program will crash
2753 # if the base pointer is used to access it because the
2754 # base pointer is cleared in the inline assembly code.
7dfef245 2755 check_exec_crash <<EOF && enable ebp_available
44965991 2756 volatile int i=0;
be449fca 2757 __asm__ volatile (
44965991
PI
2758 "xorl %%ebp, %%ebp"
2759 ::: "%ebp");
2760 return i;
44965991
PI
2761EOF
2762
f494213c 2763 # check whether EBX is available on x86
7cee5421
MR
2764 check_asm ebx_available '""::"b"(0)' &&
2765 check_asm ebx_available '"":::"%ebx"'
8e380710 2766
6f74fb03
RP
2767 # check whether xmm clobbers are supported
2768 check_asm xmm_clobbers '"":::"%xmm0"'
2769
d7f0920b 2770 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2771 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2772 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2773
9cca1e40 2774 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2775 if check_cmd $yasmexe --version; then
2776 enabled x86_64 && yasm_extra="-m amd64"
2777 yasm_debug="-g dwarf2"
2778 elif check_cmd nasm -v; then
2779 yasmexe=nasm
2780 yasm_debug="-g -F dwarf"
2781 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2782 fi
2783
2784 YASMFLAGS="-f $objformat $yasm_extra"
2785 enabled pic && append YASMFLAGS "-DPIC"
2786 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2787 case "$objformat" in
2788 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2789 esac
2790
48545a8f 2791 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2792 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2793 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2794 fi
e45391bb 2795
669b5583
MR
2796 case "$cpu" in
2797 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2798 disable fast_clz
2799 ;;
2800 esac
2801
44965991
PI
2802fi
2803
301ab19d
MR
2804if enabled asm; then
2805 as=${gas:=$as}
2806 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2807 $nogas "GNU assembler not found, install gas-preprocessor"
2808fi
2809
4a7e068b
MR
2810check_ldflags -Wl,--as-needed
2811
a98bb16d
RP
2812if check_func dlopen; then
2813 ldl=
2814elif check_func dlopen -ldl; then
2815 ldl=-ldl
8bf5d58f
MN
2816fi
2817
54fe299b
DV
2818if enabled network; then
2819 check_type "sys/types.h sys/socket.h" socklen_t
2820 check_type netdb.h "struct addrinfo"
75d339e0
MS
2821 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2822 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2823 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2824 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2825 check_type poll.h "struct pollfd"
54fe299b
DV
2826 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2827 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2828 check_header netinet/sctp.h
54fe299b
DV
2829 # Prefer arpa/inet.h over winsock2
2830 if check_header arpa/inet.h ; then
2831 check_func closesocket
2832 elif check_header winsock2.h ; then
2833 check_func_headers winsock2.h closesocket -lws2 && \
2834 network_extralibs="-lws2" || \
2835 { check_func_headers winsock2.h closesocket -lws2_32 && \
2836 network_extralibs="-lws2_32"; }
2837 check_type ws2tcpip.h socklen_t
2838 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2839 check_type ws2tcpip.h "struct group_source_req"
2840 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2841 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2842 check_type winsock2.h "struct pollfd"
54fe299b
DV
2843 check_type ws2tcpip.h "struct sockaddr_in6"
2844 check_type ws2tcpip.h "struct sockaddr_storage"
2845 check_struct winsock2.h "struct sockaddr" sa_len
2846 else
2847 disable network
2848 fi
2849fi
2850
75ecf149
DB
2851# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2852check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2853
534a2231 2854check_func fcntl
7483e694 2855check_func fork
84882df6 2856check_func getaddrinfo $network_extralibs
7483e694
DB
2857check_func gethrtime
2858check_func getrusage
fc5607f8 2859check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2860check_func gettimeofday
094c09bb 2861check_func inet_aton $network_extralibs
abfc8d05 2862check_func isatty
a5b64584 2863check_func localtime_r
4ae40685 2864check_func ${malloc_prefix}memalign && enable memalign
7483e694 2865check_func mkstemp
0328b9ea 2866check_func mmap
4ae40685 2867check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2868check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2869check_func setrlimit
87958234 2870check_func strerror_r
6379900c 2871check_func strptime
47941088 2872check_func strtok_r
ea4d5f48 2873check_func sched_getaffinity
bcc73960 2874check_func sysconf
b9e22269 2875check_func sysctl
d3d3a32c 2876check_func usleep
b507ebd1 2877check_func_headers io.h setmode
fc5607f8 2878check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2879check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2880check_func_headers windows.h GetProcessTimes
61183b5a 2881check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2882check_func_headers windows.h MapViewOfFile
d3d3a32c 2883check_func_headers windows.h Sleep
7c5bfe7a 2884check_func_headers windows.h VirtualAlloc
6ffa87d3 2885
a98bb16d 2886check_header dlfcn.h
fa845061 2887check_header dxva.h
92c6a099 2888check_header dxva2api.h
3b1ab197 2889check_header io.h
a98bb16d 2890check_header malloc.h
bf6ce82d 2891check_header poll.h
b58412f1 2892check_header sys/mman.h
06bb5905 2893check_header sys/param.h
b091aa44 2894check_header sys/resource.h
bf6ce82d 2895check_header sys/select.h
e64bceea 2896check_header sys/time.h
542920b7 2897check_header unistd.h
272081b0
CEH
2898check_header vdpau/vdpau.h
2899check_header vdpau/vdpau_x11.h
d3d3a32c 2900check_header windows.h
68178ca9 2901check_header X11/extensions/XvMClib.h
a98bb16d 2902
a4fa192c 2903disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2904disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2905
ff3755cb
JG
2906if ! disabled w32threads && ! enabled pthreads; then
2907 check_func _beginthreadex && enable w32threads
2908fi
2909
57bd82d4
MR
2910# check for some common methods of building with pthread support
2911# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2912if ! disabled pthreads && ! enabled w32threads; then
2913 enable pthreads
9e7fd101
MR
2914 if check_func pthread_create; then
2915 :
2916 elif check_func pthread_create -pthread; then
2917 add_cflags -pthread
afc9aee2 2918 add_extralibs -pthread
9e7fd101
MR
2919 elif check_func pthread_create -pthreads; then
2920 add_cflags -pthreads
afc9aee2 2921 add_extralibs -pthreads
8d94f606
GT
2922 elif check_func pthread_create -lpthreadGC2; then
2923 add_extralibs -lpthreadGC2
9e7fd101 2924 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2925 disable pthreads
9e7fd101 2926 fi
57bd82d4
MR
2927fi
2928
8eee7025 2929for thread in $THREADS_LIST; do
e5f94c2b 2930 if enabled $thread; then
3ae3b721
RP
2931 test -n "$thread_type" &&
2932 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2933 thread_type="$thread"
e5f94c2b
RP
2934 fi
2935done
2936
50f7c296 2937check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2938enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2939
15333562 2940check_mathfunc cbrtf
645d2652
MR
2941check_mathfunc exp2
2942check_mathfunc exp2f
46df708b
MS
2943check_mathfunc isinf
2944check_mathfunc isnan
645d2652 2945check_mathfunc llrint
07876e25 2946check_mathfunc llrintf
645d2652
MR
2947check_mathfunc log2
2948check_mathfunc log2f
2949check_mathfunc lrint
2950check_mathfunc lrintf
2951check_mathfunc round
2952check_mathfunc roundf
23d3931a 2953check_mathfunc trunc
645d2652 2954check_mathfunc truncf
f32adb22 2955
57bd82d4 2956# these are off by default, so fail if requested and not available
a1b3c5a3 2957enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2958enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2959enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2960enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2961enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2962enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2963enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2964enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2965enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2966enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2967enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2968enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2969enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2970enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2971enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2972enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2973enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2974enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2975enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2976enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2977enabled libvpx && {
2978 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2979 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2980 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2981 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2982enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2983 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2984 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2985enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2986enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2987enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2988 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2989 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2990 die "ERROR: openssl not found"; }
8ac17293 2991
0b4a1821
AS
2992# libdc1394 check
2993if enabled libdc1394; then
2994 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2995 enable libdc1394_2; } ||
2996 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2997 enable libdc1394_1; } ||
2998 die "ERROR: No version of libdc1394 found "
2999fi
3000
9bd41bb1 3001if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3002 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3003 enable sdl &&
3004 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3005fi
57bd82d4 3006
2270b4b2 3007texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3008
c6f95144 3009check_header linux/fb.h
06e31011 3010check_header linux/videodev2.h
a6a4793d
LB
3011check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3012
1b6e8b73 3013check_header sys/videoio.h
47f38850 3014
27796dc3 3015check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3016# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3017# w32api 3.12 had it defined wrong
3018check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3019
f8aa696f 3020# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3021{ check_header dev/bktr/ioctl_meteor.h &&
3022 check_header dev/bktr/ioctl_bt848.h; } ||
3023{ check_header machine/ioctl_meteor.h &&
3024 check_header machine/ioctl_bt848.h; } ||
3025{ check_header dev/video/meteor/ioctl_meteor.h &&
3026 check_header dev/video/bktr/ioctl_bt848.h; } ||
3027check_header dev/ic/bt8xx.h
f8aa696f 3028
15d59d2c 3029check_header sndio.h
c7682de0
RP
3030check_header sys/soundcard.h
3031check_header soundcard.h
deb29777 3032
b6f3d925 3033enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3034
8772997d
SM
3035enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3036 check_func jack_port_get_latency_range -ljack
80ff8a16 3037
15d59d2c
B
3038enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3039
e417d80d
AK
3040enabled libcdio &&
3041 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3042
4a584eda
JA
3043enabled x11grab &&
3044require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3045require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3046require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3047
ac3dbb4d
SZ
3048# check for VDA header
3049if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3050 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3051fi
3052
598ef02b 3053if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3054check_cpp_condition \
3055 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3056 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3057 disable vdpau; }
abf649c7 3058fi
deda2a4a 3059
95e561ec 3060enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3061
3062# add some useful compiler flags if supported
3063check_cflags -Wdeclaration-after-statement
dcd479c0 3064check_cflags -Wall
440e3b2f 3065check_cflags -Wno-parentheses
dcd479c0 3066check_cflags -Wno-switch
b36518dc 3067check_cflags -Wno-format-zero-length
c07bd6a9
MN
3068check_cflags -Wdisabled-optimization
3069check_cflags -Wpointer-arith
3070check_cflags -Wredundant-decls
cc1fb623 3071check_cflags -Wno-pointer-sign
f4929996 3072check_cflags -Wcast-qual
9aceb3cf 3073check_cflags -Wwrite-strings
652a5bf6 3074check_cflags -Wtype-limits
764551c6 3075check_cflags -Wundef
fc298fd9 3076check_cflags -Wmissing-prototypes
c2ed91de 3077check_cflags -Wstrict-prototypes
5af4e0cc 3078enabled extra_warnings && check_cflags -Winline
cf9d24ad 3079
57bd82d4 3080# add some linker flags
5c0e9479 3081check_ldflags -Wl,--warn-common
3510a133 3082check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3083test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3084
7e4d9d5d
RB
3085enabled xmm_clobber_test && \
3086 check_ldflags -Wl,--wrap,avcodec_open2 \
3087 -Wl,--wrap,avcodec_decode_audio4 \
3088 -Wl,--wrap,avcodec_decode_video2 \
3089 -Wl,--wrap,avcodec_decode_subtitle2 \
3090 -Wl,--wrap,avcodec_encode_audio2 \
3091 -Wl,--wrap,avcodec_encode_video \
3092 -Wl,--wrap,avcodec_encode_subtitle \
3093 -Wl,--wrap,sws_scale || \
3094 disable xmm_clobber_test
3095
a482e61b 3096echo "X{};" > $TMPV
b462d132 3097if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3098 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3099 check_cc <<EOF && enable symver_asm_label
3100void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3101void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3102EOF
3103 check_cc <<EOF && enable symver_gnu_asm
3104__asm__(".symver ff_foo,av_foo@VERSION");
3105void ff_foo(void) {}
3106EOF
3107fi
a482e61b 3108
9cd7b854
MR
3109if [ -n "$optflags" ]; then
3110 add_cflags $optflags
3111elif enabled small; then
14ca9cd0 3112 add_cflags $size_cflags
8400d6b8 3113elif enabled optimizations; then
14ca9cd0 3114 add_cflags $speed_cflags
b05394a0
MR
3115else
3116 add_cflags $noopt_cflags
cddf3f45 3117fi
11fdbc44 3118check_cflags -fno-math-errno
b2eb2ff0 3119check_cflags -fno-signed-zeros
cddf3f45 3120
629687f6 3121if enabled icc; then
b1598b58
MR
3122 # Just warnings, no remarks
3123 check_cflags -w1
3124 # -wd: Disable following warnings
3125 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3126 # 1292: attribute "foo" ignored
88de5b0a 3127 # 1419: external declaration in primary source file
b1598b58 3128 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3129 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3130 # 10156: ignoring option '-W'; no argument required
88de5b0a 3131 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3132 # 11030: Warning unknown option --as-needed
3133 # 10156: ignoring option '-export'; no argument required
3134 check_ldflags -wd10156,11030
3135 # Allow to compile with optimizations
3136 check_ldflags -march=$cpu
be2cf98a
CEH
3137 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3138 enable ebp_available
bdefad73
MR
3139 if enabled x86_32; then
3140 test ${icc_version%%.*} -ge 11 && \
3141 check_cflags -falign-stack=maintain-16-byte || \
3142 disable aligned_stack
3143 fi
df442a8d
MR
3144elif enabled ccc; then
3145 # disable some annoying warnings
3146 add_cflags -msg_disable cvtu32to64
3147 add_cflags -msg_disable embedcomment
3148 add_cflags -msg_disable needconstext
3149 add_cflags -msg_disable nomainieee
3150 add_cflags -msg_disable ptrmismatch1
3151 add_cflags -msg_disable unreachcode
973859f5
MR
3152elif enabled gcc; then
3153 check_cflags -fno-tree-vectorize
765e6134 3154 check_cflags -Werror=implicit-function-declaration
de63bfec 3155 check_cflags -Werror=missing-prototypes
9d6b2077 3156 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3157elif enabled llvm_gcc; then
3158 check_cflags -mllvm -stack-alignment=16
06da6943 3159elif enabled clang; then
5c8ef670 3160 check_cflags -mllvm -stack-alignment=16
06da6943 3161 check_cflags -Qunused-arguments
138132be
MR
3162elif enabled armcc; then
3163 # 2523: use of inline assembler is deprecated
bcafde61
MR
3164 add_cflags -W${armcc_opt},--diag_suppress=2523
3165 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3166 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3167 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3168 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3169 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3170elif enabled tms470; then
3171 add_cflags -pds=824 -pds=837
5f3b8314
MR
3172elif enabled pathscale; then
3173 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3174fi
3175
7483e694
DB
3176enabled_any $THREADS_LIST && enable threads
3177
3178check_deps $CONFIG_LIST \
b6bb00b0 3179 $CONFIG_EXTRA \
7483e694 3180 $HAVE_LIST \
54e75be4
DB
3181 $ALL_COMPONENTS \
3182 $ALL_TESTS \
f70f03f6 3183
3bfd582c 3184enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3185
be1a839c 3186! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3187 enabled_any $need_memalign && enable memalign_hack
3188
3e89171a 3189echo "install prefix $prefix"
f36958f8
DB
3190echo "source path $source_path"
3191echo "C compiler $cc"
f36958f8 3192echo "ARCH $arch ($cpu)"
ce8871c2
MR
3193if test "$build_suffix" != ""; then
3194 echo "build suffix $build_suffix"
eb94aca9 3195fi
ac63af34
DB
3196if test "$extra_version" != ""; then
3197 echo "version string suffix $extra_version"
3198fi
0db2ce77 3199echo "big-endian ${bigendian-no}"
e90f5b5a 3200echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3201if enabled x86; then
6348a96c 3202 echo "${yasmexe} ${yasm-no}"
0db2ce77 3203 echo "MMX enabled ${mmx-no}"
30e98e62 3204 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3205 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3206 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3207 echo "SSE enabled ${sse-no}"
30e98e62