os_support: Don't compare a negative number against socket descriptors
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
MR
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
06454877
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
DB
156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
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
06454877
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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]
becc3c62
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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]
06454877
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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]
06454877
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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):
06454877
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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 [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
3b327a4b
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
MR
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
06454877
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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):
06454877
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
06454877
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
MR
269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $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
MR
286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
MR
291die(){
292 echolog "$@"
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
e155a21a
DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
DB
306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
MR
308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
MR
322c_escape(){
323 echo "$*" | 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
MR
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
MR
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
MR
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
MR
464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
85bca2c5
DB
470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
MR
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 ${cfg}_checking
510
30fd06be
MR
511 eval dep_all="\$${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
MR
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
MR
556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
MR
560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
MR
564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
MR
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
MR
593}
594
2f2e6c7c 595add_asflags(){
caf458dd 596 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
597}
598
57bd82d4
MR
599add_ldflags(){
600 append LDFLAGS "$@"
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 $extralibs
dcd479c0
MR
661}
662
50a334e4
MR
663check_cppflags(){
664 log check_cppflags "$@"
caf458dd
MR
665 set -- $($filter_cppflags "$@")
666 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
667int x;
668EOF
669}
670
dcd479c0 671check_cflags(){
57bd82d4 672 log check_cflags "$@"
caf458dd
MR
673 set -- $($filter_cflags "$@")
674 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
675int x;
676EOF
677}
678
2ed46eea
MR
679test_ldflags(){
680 log test_ldflags "$@"
681 check_ld "$@" <<EOF
c23a0ac8 682int main(void){ return 0; }
dcd479c0
MR
683EOF
684}
685
2ed46eea
MR
686check_ldflags(){
687 log check_ldflags "$@"
688 test_ldflags "$@" && add_ldflags "$@"
689}
690
dcd479c0 691check_header(){
57bd82d4 692 log check_header "$@"
dcd479c0
MR
693 header=$1
694 shift
b77df637
MR
695 disable_safe $header
696 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
697#include <$header>
698int x;
699EOF
700}
701
702check_func(){
57bd82d4 703 log check_func "$@"
dcd479c0
MR
704 func=$1
705 shift
d8bc5f06
MR
706 disable $func
707 check_ld "$@" <<EOF && enable $func
dcd479c0 708extern int $func();
c23a0ac8 709int main(void){ $func(); }
dcd479c0
MR
710EOF
711}
712
645d2652 713check_mathfunc(){
6b73c0ae 714 log check_mathfunc "$@"
645d2652
MR
715 func=$1
716 shift
717 disable $func
718 check_ld "$@" <<EOF && enable $func
719#include <math.h>
33bd38db
MR
720float foo(float f) { return $func(f); }
721int main(void){ return 0; }
645d2652
MR
722EOF
723}
724
2446d3d6
DB
725check_func_headers(){
726 log check_func_headers "$@"
f8d7b072 727 headers=$1
edaf1ae2 728 funcs=$2
f8d7b072 729 shift 2
edaf1ae2
MR
730 {
731 for hdr in $headers; do
732 echo "#include <$hdr>"
733 done
734 for func in $funcs; do
735 echo "long check_$func(void) { return (long) $func; }"
736 done
737 echo "int main(void) { return 0; }"
738 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
739}
740
a5344cf7
SS
741check_cpp_condition(){
742 log check_cpp_condition "$@"
743 header=$1
744 condition=$2
f855b7b9
MR
745 shift 2
746 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
747#include <$header>
748#if !($condition)
749#error "unsatisfied condition: $condition"
750#endif
751EOF
752}
753
57bd82d4
MR
754check_lib(){
755 log check_lib "$@"
756 header="$1"
757 func="$2"
758 shift 2
84400e9d 759 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
760}
761
f8d7b072
MR
762check_lib2(){
763 log check_lib2 "$@"
764 headers="$1"
edaf1ae2 765 funcs="$2"
f8d7b072 766 shift 2
edaf1ae2 767 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
768}
769
3f8040db
MR
770check_pkg_config(){
771 log check_pkg_config "$@"
772 pkg="$1"
773 headers="$2"
774 funcs="$3"
775 shift 3
776 $pkg_config --exists $pkg || return
777 pkg_cflags=$($pkg_config --cflags $pkg)
778 pkg_libs=$($pkg_config --libs $pkg)
779 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
780 set_safe ${pkg}_cflags $pkg_cflags &&
781 set_safe ${pkg}_libs $pkg_libs
782}
783
dcd479c0 784check_exec(){
2270b4b2 785 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
786}
787
7dfef245 788check_exec_crash(){
5e622c40 789 code=$(cat)
7dfef245
MR
790
791 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
792 # are safe but may not be available everywhere. Thus we use
793 # raise(SIGTERM) instead. The check is run in a subshell so we
794 # can redirect the "Terminated" message from the shell. SIGBUS
795 # is not defined by standard C so it is used conditionally.
796
2270b4b2 797 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
798#include <signal.h>
799static void sighandler(int sig){
800 raise(SIGTERM);
801}
e5af4a11 802int main(void){
7dfef245
MR
803 signal(SIGILL, sighandler);
804 signal(SIGFPE, sighandler);
805 signal(SIGSEGV, sighandler);
806#ifdef SIGBUS
807 signal(SIGBUS, sighandler);
808#endif
809 { $code }
810}
811EOF
812}
813
72be9e73
DY
814check_type(){
815 log check_type "$@"
816 headers=$1
817 type=$2
818 shift 2
ae550ce9 819 disable_safe "$type"
72be9e73
DY
820 incs=""
821 for hdr in $headers; do
822 incs="$incs
823#include <$hdr>"
824 done
ae550ce9 825 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
826$incs
827$type v;
828EOF
829}
830
14d36751
MR
831check_struct(){
832 log check_type "$@"
833 headers=$1
834 struct=$2
835 member=$3
836 shift 3
837 disable_safe "${struct}_${member}"
838 incs=""
839 for hdr in $headers; do
840 incs="$incs
841#include <$hdr>"
842 done
843 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
844$incs
845const void *p = &(($struct *)0)->$member;
846EOF
847}
848
57bd82d4
MR
849require(){
850 name="$1"
851 header="$2"
852 func="$3"
853 shift 3
854 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
855}
856
f8d7b072
MR
857require2(){
858 name="$1"
859 headers="$2"
860 func="$3"
861 shift 3
862 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
863}
864
3f8040db
MR
865require_pkg_config(){
866 pkg="$1"
867 check_pkg_config "$@" || die "ERROR: $pkg not found"
868 add_cflags $(get_safe ${pkg}_cflags)
869 add_extralibs $(get_safe ${pkg}_libs)
870}
871
f0125de9
MR
872check_host_cc(){
873 log check_host_cc "$@"
874 cat > $TMPC
875 log_file $TMPC
876 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
877}
878
879check_host_cflags(){
880 log check_host_cflags "$@"
881 check_host_cc "$@" <<EOF && append host_cflags "$@"
882int x;
883EOF
884}
885
c505dd31
MR
886apply(){
887 file=$1
888 shift
889 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
890}
891
c34681df 892cp_if_changed(){
5e27ec28
MR
893 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
894 mkdir -p "$(dirname $2)"
895 cp -f "$1" "$2"
c34681df
MR
896}
897
dcd61286
DB
898# CONFIG_LIST contains configurable options, while HAVE_LIST is for
899# system-dependent things.
900
4a0d6686
AJ
901COMPONENT_LIST="
902 bsfs
903 decoders
904 demuxers
905 encoders
3cde40aa 906 filters
5666fd73 907 hwaccels
c552605c 908 indevs
4a0d6686 909 muxers
c552605c 910 outdevs
4a0d6686
AJ
911 parsers
912 protocols
913"
914
055c61b8
DB
915PROGRAM_LIST="
916 avconv
917 avplay
918 avprobe
919 avserver
055c61b8
DB
920"
921
4a0d6686
AJ
922CONFIG_LIST="
923 $COMPONENT_LIST
055c61b8 924 $PROGRAM_LIST
a5444fee 925 ac3dsp
5a0f7131
MR
926 avcodec
927 avdevice
f7679c54 928 avfilter
5a0f7131 929 avformat
c8af852b 930 avresample
c88f5d72 931 avisynth
f402916e 932 bzlib
7f3f5f46 933 dct
c73f65d9 934 doc
05aec7bb 935 dwt
92c6a099 936 dxva2
27a9466b 937 fastdiv
1848f7d9 938 fft
47941088 939 frei0r
bc8c1395 940 gnutls
c88f5d72 941 gpl
d8d0d0b2 942 gray
3abe5fbd 943 hardcoded_tables
e417d80d 944 libcdio
f7b8bffe 945 libdc1394
2eed5a46 946 libfaac
a5b64584 947 libfreetype
c88f5d72 948 libgsm
3641b048 949 libilbc
6ebe07fb 950 libmp3lame
0b175caa
DB
951 libopencore_amrnb
952 libopencore_amrwb
6ebf0bfc 953 libopencv
9a77d59a 954 libopenjpeg
0de9c41f 955 libpulse
0f943ce6 956 librtmp
f7cd9eed 957 libschroedinger
ae14f311 958 libspeex
150d2772 959 libtheora
d89e738a 960 libvo_aacenc
f502ff3f 961 libvo_amrwbenc
c88f5d72 962 libvorbis
8299a7f8 963 libvpx
1cc60c47 964 libx264
de295976 965 libxavs
1cc60c47 966 libxvid
b781cc12 967 lsp
47a158cb 968 mdct
c88f5d72 969 memalign_hack
c4f5c2d6 970 mpegaudiodsp
c88f5d72 971 network
3fe142e2 972 nonfree
a060866f 973 openssl
8a3c8627 974 pic
68602540 975 rdft
44b70ce5 976 rtpdec
e90f5b5a 977 runtime_cpudetect
8cfbbd92 978 safe_bitstream_reader
2e35e684 979 shared
4538729a 980 sinewin
bd2216e4 981 small
6b35d421 982 sram
2e35e684 983 static
5a0f7131 984 swscale
a9ddb5b1 985 swscale_alpha
8986fddc 986 thumb
17492d5e 987 vaapi
ac3dbb4d 988 vda
17492d5e 989 vdpau
9cad0e4e 990 version3
7e4d9d5d 991 xmm_clobber_test
56a059ac 992 x11grab
c88f5d72 993 zlib
4a0d6686 994"
c88f5d72 995
8eee7025 996THREADS_LIST='
8eee7025
DB
997 pthreads
998 w32threads
999'
1000
3f5b56e5
MR
1001ARCH_LIST='
1002 alpha
a2fc0f6a 1003 arm
fdcd782d
MR
1004 avr32
1005 avr32_ap
1006 avr32_uc
3f5b56e5
MR
1007 bfin
1008 ia64
1009 m68k
1010 mips
bae3abb0 1011 mips64
3f5b56e5 1012 parisc
79cb09b2 1013 ppc
34d11b87 1014 ppc64
3f5b56e5
MR
1015 s390
1016 sh4
1017 sparc
1018 sparc64
0844bae1 1019 tomi
3f5b56e5
MR
1020 x86
1021 x86_32
1022 x86_64
1023'
1024
1025ARCH_EXT_LIST='
1ac9331a 1026 altivec
3bf96eec 1027 amd3dnow
a1ef9f08 1028 amd3dnowext
1ac9331a 1029 armv5te
edab3048 1030 armv6
ab5cb084 1031 armv6t2
f55b299a 1032 armvfp
87f1355f 1033 avx
3f5b56e5
MR
1034 mmi
1035 mmx
d7f0920b 1036 mmx2
6b18d278 1037 neon
799fde37 1038 ppc4xx
1bb04d5a 1039 sse
9eeed841 1040 ssse3
93eb8e4d 1041 vfpv3
bd9d34a0 1042 vis
3f5b56e5
MR
1043'
1044
a3e02a8c
MR
1045HAVE_LIST_PUB='
1046 bigendian
d268eee9 1047 fast_unaligned
a3e02a8c
MR
1048'
1049
3f5b56e5
MR
1050HAVE_LIST="
1051 $ARCH_EXT_LIST
a3e02a8c 1052 $HAVE_LIST_PUB
3f5b56e5 1053 $THREADS_LIST
be1a839c 1054 aligned_malloc
59782b82 1055 aligned_stack
35fd8122 1056 alsa_asoundlib_h
3f5b56e5 1057 altivec_h
c9fdab0d 1058 arpa_inet_h
6308729e 1059 asm_mod_y
dffb41b9 1060 attribute_may_alias
e7ea5e3d 1061 attribute_packed
15333562 1062 cbrtf
ecf97f22 1063 closesocket
1ac9331a 1064 cmov
c88f5d72 1065 dcbzl
f8aa696f
DB
1066 dev_bktr_ioctl_bt848_h
1067 dev_bktr_ioctl_meteor_h
1068 dev_ic_bt8xx_h
f8aa696f 1069 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1070 dev_video_meteor_ioctl_meteor_h
18b67ae5 1071 dlfcn_h
c88f5d72 1072 dlopen
bc574408 1073 dos_paths
fa845061 1074 dxva_h
245626d0
DB
1075 ebp_available
1076 ebx_available
6b7c7703
VS
1077 exp2
1078 exp2f
c2a29455 1079 fast_64bit
669b5583 1080 fast_clz
7073e9fc 1081 fast_cmov
534a2231 1082 fcntl
9d99cc5a 1083 fork
84882df6 1084 getaddrinfo
da9e86f8 1085 gethrtime
02e8f427 1086 GetProcessAffinityMask
fc5607f8 1087 GetProcessMemoryInfo
4e68cb8a 1088 GetProcessTimes
61183b5a 1089 GetSystemTimeAsFileTime
66be5b45 1090 getrusage
61183b5a 1091 gettimeofday
a49d3025 1092 gnu_as
2f0c136e 1093 ibm_asm
2e1913b1 1094 inet_aton
61d251db 1095 inline_asm
3b1ab197 1096 io_h
abfc8d05 1097 isatty
46df708b
MS
1098 isinf
1099 isnan
8772997d 1100 jack_port_get_latency_range
9f5ff83f 1101 ldbrx
0b4a1821
AS
1102 libdc1394_1
1103 libdc1394_2
a33cab3a 1104 llrint
07876e25 1105 llrintf
d96cd429
MR
1106 local_aligned_16
1107 local_aligned_8
a5b64584 1108 localtime_r
291fd18a 1109 log2
6b7c7703 1110 log2f
85dd97ad 1111 loongson
a33cab3a 1112 lrint
c88f5d72 1113 lrintf
f8aa696f
DB
1114 machine_ioctl_bt848_h
1115 machine_ioctl_meteor_h
c88f5d72 1116 malloc_h
73f6d31e 1117 MapViewOfFile
c88f5d72 1118 memalign
6ffa87d3 1119 mkstemp
0328b9ea 1120 mmap
d3d3a32c 1121 nanosleep
5699884c 1122 netinet_sctp_h
3e0b1c9a 1123 poll_h
1f91cdce 1124 posix_memalign
a33cab3a
MK
1125 round
1126 roundf
ea4d5f48 1127 sched_getaffinity
c88f5d72
MR
1128 sdl
1129 sdl_video_size
b507ebd1 1130 setmode
3e0b1c9a 1131 setrlimit
d3d3a32c 1132 Sleep
15d59d2c 1133 sndio_h
72be9e73 1134 socklen_t
deb29777 1135 soundcard_h
87958234 1136 strerror_r
6379900c 1137 strptime
47941088 1138 strtok_r
c0018613 1139 struct_addrinfo
75d339e0
MS
1140 struct_group_source_req
1141 struct_ip_mreq_source
b4d68544 1142 struct_ipv6_mreq
3e0b1c9a 1143 struct_rusage_ru_maxrss
b4d68544 1144 struct_sockaddr_in6
3b2372bf 1145 struct_sockaddr_sa_len
33a4dbdd 1146 struct_sockaddr_storage
a6a4793d 1147 struct_v4l2_frmivalenum_discrete
b462d132 1148 symver
b462d132 1149 symver_asm_label
3e0b1c9a 1150 symver_gnu_asm
bcc73960 1151 sysconf
b9e22269 1152 sysctl
b58412f1 1153 sys_mman_h
06bb5905 1154 sys_param_h
b091aa44 1155 sys_resource_h
81644c2e 1156 sys_select_h
deb29777 1157 sys_soundcard_h
e64bceea 1158 sys_time_h
1b6e8b73 1159 sys_videoio_h
b265431e 1160 threads
23d3931a 1161 trunc
7b04b8a0 1162 truncf
542920b7 1163 unistd_h
d3d3a32c 1164 usleep
ce742de2 1165 vfp_args
7c5bfe7a 1166 VirtualAlloc
d3d3a32c 1167 windows_h
6ff3f3e7 1168 winsock2_h
cc078b5d 1169 xform_asm
6f74fb03 1170 xmm_clobbers
304d586d 1171 yasm
0cb78cef 1172"
44161118 1173
b6bb00b0
MR
1174# options emitted with CONFIG_ prefix but not available on command line
1175CONFIG_EXTRA="
478fd534 1176 aandct
dc4f5a1c 1177 avutil
478fd534 1178 golomb
9cad0e4e 1179 gplv3
478fd534
DB
1180 h264chroma
1181 h264dsp
1182 h264pred
915a2a0a 1183 h264qpel
478fd534 1184 huffman
9cad0e4e 1185 lgplv3
478fd534 1186 lpc
b6bb00b0
MR
1187"
1188
520cc7f1 1189CMDLINE_SELECT="
3f5b56e5 1190 $ARCH_EXT_LIST
520cc7f1 1191 $CONFIG_LIST
8eee7025 1192 $THREADS_LIST
c8a4ae00 1193 asm
db6107b6 1194 cross_compile
520cc7f1
MR
1195 debug
1196 extra_warnings
8c6afa4d 1197 logging
d2bbb2f7 1198 optimizations
9baec618 1199 symver
7595a5e4 1200 yasm
520cc7f1 1201"
426be5dc
DB
1202
1203PATHS_LIST='
d156bede 1204 bindir
14a8acf1 1205 datadir
26759c44
MR
1206 incdir
1207 libdir
26759c44
MR
1208 mandir
1209 prefix
1210 shlibdir
426be5dc
DB
1211'
1212
1213CMDLINE_SET="
1214 $PATHS_LIST
121d78d0 1215 ar
426be5dc 1216 arch
313c46a6 1217 as
426be5dc
DB
1218 build_suffix
1219 cc
1220 cpu
1221 cross_prefix
50567afa 1222 dep_cc
ac63af34 1223 extra_version
9da6609f
MR
1224 host_cc
1225 host_cflags
1226 host_ldflags
1227 host_libs
82bb3329 1228 host_os
684b28e0 1229 ld
426be5dc 1230 logfile
4ae40685 1231 malloc_prefix
89641463 1232 nm
9cd7b854 1233 optflags
3f8040db 1234 pkg_config
2fad0977 1235 samples
c5200f17
MR
1236 sysinclude
1237 sysroot
a7ada2ba 1238 target_exec
26759c44 1239 target_os
a7ada2ba 1240 target_path
426be5dc 1241"
520cc7f1 1242
89f2932b
MR
1243CMDLINE_APPEND="
1244 extra_cflags
1245"
1246
912f3148
DB
1247# code dependency declarations
1248
9eeed841 1249# architecture extensions
808fa33c 1250
a2fc0f6a
MR
1251armv5te_deps="arm"
1252armv6_deps="arm"
ab5cb084 1253armv6t2_deps="arm"
a2fc0f6a 1254armvfp_deps="arm"
808fa33c 1255neon_deps="arm"
93eb8e4d 1256vfpv3_deps="armvfp"
808fa33c 1257
e241ba14 1258mmi_deps="mips"
808fa33c
MR
1259
1260altivec_deps="ppc"
1261ppc4xx_deps="ppc"
1262
1263vis_deps="sparc"
1264
7f8c3d1f 1265x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1266amd3dnow_deps="mmx"
1267amd3dnowext_deps="amd3dnow"
9eeed841 1268mmx_deps="x86"
75aa95a6 1269mmx2_deps="mmx"
75aa95a6
DB
1270sse_deps="mmx"
1271ssse3_deps="sse"
87f1355f 1272avx_deps="ssse3"
9eeed841 1273
59782b82 1274aligned_stack_if_any="ppc x86"
e939cedd 1275fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1276fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1277fast_unaligned_if_any="armv6 ppc x86"
669b5583 1278
6fec122a 1279inline_asm_deps="!tms470"
3e0b1c9a 1280need_memalign="altivec neon sse"
89e053f8 1281
b462d132
MR
1282symver_if_any="symver_asm_label symver_gnu_asm"
1283
26fbcc85 1284# subsystems
dc609252 1285dct_select="rdft"
26fbcc85
MR
1286mdct_select="fft"
1287rdft_select="fft"
c4f5c2d6 1288mpegaudiodsp_select="dct"
26fbcc85 1289
5666fd73 1290# decoders / encoders / hardware accelerators
cfc2a0cf 1291aac_decoder_select="mdct sinewin"
4538729a 1292aac_encoder_select="mdct sinewin"
136e19e1 1293aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1294ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1295ac3_encoder_select="mdct ac3dsp"
3d269059 1296ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1297alac_encoder_select="lpc"
b781cc12 1298amrnb_decoder_select="lsp"
2b2a597e 1299amrwb_decoder_select="lsp"
4538729a 1300atrac1_decoder_select="mdct sinewin"
26fbcc85 1301atrac3_decoder_select="mdct"
a33657ce
DB
1302binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1303binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1304cavs_decoder_select="golomb"
4538729a 1305cook_decoder_select="mdct sinewin"
2eef7c62 1306cscd_decoder_suggest="zlib"
26fbcc85 1307dca_decoder_select="mdct"
e8ed9b7a 1308dnxhd_encoder_select="aandct"
2eef7c62 1309dxa_decoder_select="zlib"
baf91bb9 1310eac3_decoder_select="ac3_decoder"
aa47c35d 1311eac3_encoder_select="mdct ac3dsp"
84c04e25 1312eamad_decoder_select="aandct"
e8ed9b7a 1313eatgq_decoder_select="aandct"
d52b39c7 1314eatqi_decoder_select="aandct"
4f034993
MR
1315ffv1_decoder_select="golomb"
1316flac_decoder_select="golomb"
f4d608e3 1317flac_encoder_select="golomb lpc"
2eef7c62
AJ
1318flashsv_decoder_select="zlib"
1319flashsv_encoder_select="zlib"
c2d23309 1320flashsv2_decoder_select="zlib"
4414137e 1321flv_decoder_select="h263_decoder"
4d4b4bd1 1322flv_encoder_select="h263_encoder"
3447f12d 1323fraps_decoder_select="huffman"
e8ed9b7a 1324h261_encoder_select="aandct"
7f647ae0 1325h263_decoder_select="h263_parser"
e8ed9b7a 1326h263_encoder_select="aandct"
95a61cfc 1327h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1328h263i_decoder_select="h263_decoder"
fe629c2d 1329h263p_encoder_select="h263_encoder"
915a2a0a 1330h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1331h264_dxva2_hwaccel_deps="dxva2api_h"
1332h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1333h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1334h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1335h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1336iac_decoder_select="fft mdct sinewin"
56c8227d 1337imc_decoder_select="fft mdct sinewin"
4f034993
MR
1338jpegls_decoder_select="golomb"
1339jpegls_encoder_select="golomb"
e8ed9b7a 1340ljpeg_encoder_select="aandct"
4f034993 1341loco_decoder_select="golomb"
e8ed9b7a 1342mjpeg_encoder_select="aandct"
2cca233b 1343mlp_decoder_select="mlp_parser"
c4f5c2d6 1344mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1345mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1346mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1347mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1348mp3_decoder_select="mpegaudiodsp"
1349mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1350mp3adufloat_decoder_select="mpegaudiodsp"
1351mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1352mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1353mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1354mpc7_decoder_select="mpegaudiodsp"
1355mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1356mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1357mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1358mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1359mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1360mpeg1video_encoder_select="aandct"
164aab02
LA
1361mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1362mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1363mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1364mpeg2video_encoder_select="aandct"
1365mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1366mpeg4_encoder_select="h263_encoder"
95a61cfc 1367mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1368mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1369msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1370msmpeg4v1_encoder_select="h263_encoder"
4414137e 1371msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1372msmpeg4v2_encoder_select="h263_encoder"
4414137e 1373msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1374msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1375nellymoser_decoder_select="mdct sinewin"
1376nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1377png_decoder_select="zlib"
1378png_encoder_select="zlib"
b781cc12 1379qcelp_decoder_select="lsp"
c4f5c2d6 1380qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1381ra_144_encoder_select="lpc"
9f43fdda 1382ralf_decoder_select="golomb"
a8beb22f 1383rv10_decoder_select="h263_decoder"
b2bf38b4 1384rv10_encoder_select="h263_encoder"
a8beb22f 1385rv20_decoder_select="h263_decoder"
b2bf38b4 1386rv20_encoder_select="h263_encoder"
915a2a0a
DB
1387rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1388rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1389shorten_decoder_select="golomb"
b781cc12 1390sipr_decoder_select="lsp"
05aec7bb
MR
1391snow_decoder_select="dwt"
1392snow_encoder_select="aandct dwt"
19ecfb8a 1393svq1_encoder_select="aandct"
915a2a0a 1394svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1395svq3_decoder_suggest="zlib"
4eef77c1 1396theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1397tiff_decoder_suggest="zlib"
1398tiff_encoder_suggest="zlib"
aec09a00 1399truehd_decoder_select="mlp_decoder"
2eef7c62 1400tscc_decoder_select="zlib"
4538729a 1401twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1402vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1403vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1404vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1405vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1406vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1407vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1408vorbis_decoder_select="mdct"
1409vorbis_encoder_select="mdct"
3447f12d 1410vp6_decoder_select="huffman"
e82dc4c9
DB
1411vp6a_decoder_select="vp6_decoder"
1412vp6f_decoder_select="vp6_decoder"
915a2a0a 1413vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1414wmapro_decoder_select="mdct sinewin"
1415wmav1_decoder_select="mdct sinewin"
1416wmav1_encoder_select="mdct sinewin"
1417wmav2_decoder_select="mdct sinewin"
1418wmav2_encoder_select="mdct sinewin"
1419wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1420wmv1_decoder_select="h263_decoder"
665507aa 1421wmv1_encoder_select="h263_encoder"
f95bfab0 1422wmv2_decoder_select="h263_decoder"
1746e2a9 1423wmv2_encoder_select="h263_encoder"
015f8ee0 1424wmv3_decoder_select="vc1_decoder"
f0f86627 1425wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1426wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1427wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1428wmv3image_decoder_select="wmv3_decoder"
0e714f88 1429zerocodec_decoder_select="zlib"
2eef7c62
AJ
1430zlib_decoder_select="zlib"
1431zlib_encoder_select="zlib"
1432zmbv_decoder_select="zlib"
1433zmbv_encoder_select="zlib"
30fd06be 1434
0afab17e 1435vaapi_deps="va_va_h"
ac3dbb4d 1436vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1437vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1438
28b80940 1439# parsers
6a7c5312 1440h264_parser_select="golomb h264dsp h264pred"
28b80940 1441
912f3148 1442# external libraries
c9171a83 1443libfaac_encoder_deps="libfaac"
299c77d5
MR
1444libgsm_decoder_deps="libgsm"
1445libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1446libgsm_ms_decoder_deps="libgsm"
1447libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1448libilbc_decoder_deps="libilbc"
1449libilbc_encoder_deps="libilbc"
1cc60c47 1450libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1451libopencore_amrnb_decoder_deps="libopencore_amrnb"
1452libopencore_amrnb_encoder_deps="libopencore_amrnb"
1453libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1454libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1455libschroedinger_decoder_deps="libschroedinger"
1456libschroedinger_encoder_deps="libschroedinger"
ae14f311 1457libspeex_decoder_deps="libspeex"
b606a017 1458libspeex_encoder_deps="libspeex"
150d2772 1459libtheora_encoder_deps="libtheora"
d89e738a 1460libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1461libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1462libvorbis_encoder_deps="libvorbis"
8299a7f8 1463libvpx_decoder_deps="libvpx"
ee0e9146 1464libvpx_encoder_deps="libvpx"
1cc60c47 1465libx264_encoder_deps="libx264"
de295976 1466libxavs_encoder_deps="libxavs"
1cc60c47 1467libxvid_encoder_deps="libxvid"
30fd06be 1468
912f3148 1469# demuxers / muxers
c2dd0e9e 1470ac3_demuxer_select="ac3_parser"
647c2356 1471asf_stream_muxer_select="asf_muxer"
4e622dea 1472avisynth_demuxer_deps="avisynth"
c2dd0e9e 1473dirac_demuxer_select="dirac_parser"
5b423887 1474eac3_demuxer_select="ac3_parser"
c2dd0e9e 1475flac_demuxer_select="flac_parser"
647c2356 1476ipod_muxer_select="mov_muxer"
647c2356 1477matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1478matroska_demuxer_suggest="zlib bzlib"
1479mov_demuxer_suggest="zlib"
c2dd0e9e 1480mp3_demuxer_select="mpegaudio_parser"
647c2356 1481mp4_muxer_select="mov_muxer"
2439bd86 1482mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1483mpegtsraw_demuxer_select="mpegts_demuxer"
1484mxf_d10_muxer_select="mxf_muxer"
24ca518b 1485ogg_demuxer_select="golomb"
647c2356 1486psp_muxer_select="mov_muxer"
44594cc7 1487rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1488rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1489rtsp_demuxer_select="http_protocol rtpdec"
1490rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1491sap_demuxer_select="sdp_demuxer"
2aab70c4 1492sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1493sdp_demuxer_select="rtpdec"
f1e94694 1494spdif_muxer_select="aac_parser"
647c2356
DB
1495tg2_muxer_select="mov_muxer"
1496tgp_muxer_select="mov_muxer"
6bdaa5f4 1497w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1498
1499# indevs / outdevs
38e54a75 1500alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1501alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1502bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1503dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1504fbdev_indev_deps="linux_fb_h"
38e54a75 1505jack_indev_deps="jack_jack_h"
e417d80d 1506libcdio_indev_deps="libcdio"
38e54a75 1507libdc1394_indev_deps="libdc1394"
38e54a75
SS
1508oss_indev_deps_any="soundcard_h sys_soundcard_h"
1509oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1510pulse_indev_deps="libpulse"
15d59d2c
B
1511sndio_indev_deps="sndio_h"
1512sndio_outdev_deps="sndio_h"
38e54a75 1513v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1514vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1515vfwcap_indev_extralibs="-lavicap32"
38e54a75 1516x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1517
912f3148 1518# protocols
3fff6382 1519gopher_protocol_deps="network"
c40e1757
JS
1520httpproxy_protocol_deps="network"
1521httpproxy_protocol_select="tcp_protocol"
c08fb000 1522http_protocol_deps="network"
279a0c97 1523http_protocol_select="tcp_protocol"
183baead 1524https_protocol_select="tls_protocol"
c3b57d6e
DB
1525librtmp_protocol_deps="librtmp"
1526librtmpe_protocol_deps="librtmp"
1527librtmps_protocol_deps="librtmp"
1528librtmpt_protocol_deps="librtmp"
1529librtmpte_protocol_deps="librtmp"
c60a2d70 1530mmsh_protocol_select="http_protocol"
b4cf3f6c 1531mmst_protocol_deps="network"
c3b57d6e 1532rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1533rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1534rtmphttp_protocol_deps="!librtmp_protocol"
1535rtmphttp_protocol_select="http_protocol"
1536rtmpt_protocol_deps="!librtmp_protocol"
1537rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1538rtp_protocol_select="udp_protocol"
5699884c 1539sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1540tcp_protocol_deps="network"
558d192d
MS
1541tls_protocol_deps_any="openssl gnutls"
1542tls_protocol_select="tcp_protocol"
c08fb000
AB
1543udp_protocol_deps="network"
1544
6ebf0bfc 1545# filters
13fabd7a 1546blackframe_filter_deps="gpl"
ce6b6ef6 1547boxblur_filter_deps="gpl"
68b79bfc 1548cropdetect_filter_deps="gpl"
b157be1f 1549delogo_filter_deps="gpl"
a5b64584 1550drawtext_filter_deps="libfreetype"
2e5ff4d0 1551frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1552frei0r_filter_extralibs='$ldl'
a42bb9d6 1553frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1554frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1555hqdn3d_filter_deps="gpl"
d371e7b9 1556resample_filter_deps="avresample"
cf69ad35 1557ocv_filter_deps="libopencv"
2f296e39 1558scale_filter_deps="swscale"
acbac567 1559yadif_filter_deps="gpl"
6ebf0bfc 1560
5a0f7131
MR
1561# libraries
1562avdevice_deps="avcodec avformat"
1563avformat_deps="avcodec"
f7679c54 1564
912f3148 1565# programs
ce03b088
AK
1566avconv_deps="avcodec avfilter avformat avresample swscale
1567 aformat_filter asyncts_filter
1568 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1569avplay_deps="avcodec avformat swscale sdl"
1570avplay_select="rdft"
9e12f0bf 1571avprobe_deps="avcodec avformat"
b263bf66 1572avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1573avserver_extralibs='$ldl'
a2830dca 1574
c73f65d9 1575doc_deps="texi2html"
912f3148 1576
57442411
MR
1577# tests
1578
1579test_deps(){
1580 suf1=$1
1581 suf2=$2
1582 shift 2
1583 for v; do
1584 dep=${v%=*}
1585 tests=${v#*=}
1586 for name in ${tests}; do
908f12f3 1587 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1588 done
1589 done
1590}
1591
908f12f3
MR
1592mxf_d10_test_deps="avfilter"
1593seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1594
57442411
MR
1595test_deps _muxer _demuxer \
1596 aiff \
1597 pcm_alaw=alaw \
1598 asf \
1599 au \
1600 avi \
1601 dv=dv_fmt \
1602 ffm \
1603 flv=flv_fmt \
1604 gxf \
1605 matroska=mkv \
1606 mmf \
1607 mov \
1608 pcm_mulaw=mulaw \
0218808d 1609 mxf="mxf mxf_d10" \
57442411
MR
1610 nut \
1611 ogg \
1612 rawvideo=pixfmt \
1613 rm \
1614 swf \
1615 mpegts=ts \
1616 voc \
1617 wav \
1618 yuv4mpegpipe=yuv4mpeg \
1619
1620mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1621
de6d9b64 1622# default parameters
8a608357 1623
19bd477d 1624logfile="config.log"
8a608357
MR
1625
1626# installation paths
c9d19248
MR
1627prefix_default="/usr/local"
1628bindir_default='${prefix}/bin'
6291d7e4 1629datadir_default='${prefix}/share/avconv'
c9d19248
MR
1630incdir_default='${prefix}/include'
1631libdir_default='${prefix}/lib'
1632mandir_default='${prefix}/share/man'
1633shlibdir_default="$libdir_default"
8a608357
MR
1634
1635# toolchain
121d78d0 1636ar_default="ar"
13c7df3d 1637cc_default="gcc"
a3d7c197 1638cc_version=\"unknown\"
9da6609f 1639host_cc_default="gcc"
11e6d03a 1640ln_s="ln -sf"
89641463 1641nm_default="nm"
11e6d03a 1642objformat="elf"
3f8040db 1643pkg_config_default=pkg-config
be7109c1 1644ranlib="ranlib"
11e6d03a 1645yasmexe="yasm"
8a608357 1646
8182dc34 1647nm_opts='-g'
3e0b1c9a 1648nogas=":"
8182dc34 1649
8a608357 1650# machine
8d4c00ed 1651arch_default=$(uname -m)
38d0a8aa 1652cpu="generic"
8a608357 1653
8a608357 1654# OS
8d4c00ed
MR
1655target_os_default=$(tolower $(uname -s))
1656host_os=$target_os_default
8a608357 1657
8a608357 1658# configurable options
055c61b8
DB
1659enable $PROGRAM_LIST
1660
5a0f7131
MR
1661enable avcodec
1662enable avdevice
cccc039f 1663enable avfilter
5a0f7131 1664enable avformat
c8af852b 1665enable avresample
dc4f5a1c 1666enable avutil
3e0b1c9a
DB
1667enable swscale
1668
3e0b1c9a
DB
1669enable asm
1670enable debug
1671enable doc
1672enable fastdiv
497237c7 1673enable network
8400d6b8 1674enable optimizations
8cfbbd92 1675enable safe_bitstream_reader
530dc538 1676enable static
a9ddb5b1 1677enable swscale_alpha
8a608357 1678
8a608357 1679# build settings
9987769a 1680SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1681AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1682LIBPREF="lib"
1683LIBSUF=".a"
c5f14466
RP
1684FULLNAME='$(NAME)$(BUILDSUF)'
1685LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1686SLIBPREF="lib"
1687SLIBSUF=".so"
c5f14466 1688SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1689SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1690SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1691LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1692SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1693SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1694
bc877faf 1695AS_O='-o $@'
7e6c86e6
MR
1696CC_O='-o $@'
1697
1d01fee9 1698host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1699host_libs='-lm'
1700
9b861379 1701target_path='$(CURDIR)'
a7ada2ba 1702
a158446b
MR
1703# since the object filename is not given with the -MM flag, the compiler
1704# is only able to print the basename, and we must add the path ourselves
c1c3933a 1705DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1706DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1707
c597172e 1708# find source path
24524f36 1709if test -f configure; then
f038cf3c 1710 source_path=.
c597172e 1711else
8477f2de 1712 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1713 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1714 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1715 test -e "$source_path/config.h" &&
1716 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1717fi
1718
13cbe2c0 1719for v in "$@"; do
b04251c5
MR
1720 r=${v#*=}
1721 l=${v%"$r"}
1722 r=$(sh_quote "$r")
29ba0911 1723 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1724done
c597172e 1725
73ef8980
MR
1726find_things(){
1727 thing=$1
1728 pattern=$2
1729 file=$source_path/$3
932ccf39 1730 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1731}
1732
1733ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1734DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1735HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1736PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1737BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1738MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1739DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1740OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1741INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1742PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1743FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1744
54e75be4
DB
1745ALL_COMPONENTS="
1746 $BSF_LIST
1747 $DECODER_LIST
1748 $DEMUXER_LIST
1749 $ENCODER_LIST
1750 $FILTER_LIST
1751 $HWACCEL_LIST
1752 $INDEV_LIST
1753 $MUXER_LIST
1754 $OUTDEV_LIST
1755 $PARSER_LIST
1756 $PROTOCOL_LIST
1757"
1758
57442411 1759find_tests(){
b9d5f1b7 1760 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1761}
1762
57442411 1763LAVF_TESTS=$(find_tests lavf)
48c28162 1764LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1765SEEK_TESTS=$(find_tests seek seek_)
57442411 1766
7263cd55 1767ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1768
8469ae22
MR
1769for n in $COMPONENT_LIST; do
1770 v=$(toupper ${n%s})_LIST
1771 eval enable \$$v
1772 eval ${n}_if_any="\$$v"
1773done
1774
54e75be4 1775enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1776
1777die_unknown(){
1778 echo "Unknown option \"$1\"."
1779 echo "See $0 --help for available options."
1780 exit 1
1781}
1782
794f8e97 1783show_list() {
bf0c4afa
RP
1784 suffix=_$1
1785 shift
2b444ea7 1786 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1787 exit 0
1788}
1789
c597172e 1790for opt do
7483e694
DB
1791 optval="${opt#*=}"
1792 case "$opt" in
0f010b2f 1793 --extra-ldflags=*) add_ldflags $optval
7483e694 1794 ;;
0f010b2f 1795 --extra-libs=*) add_extralibs $optval
7483e694 1796 ;;
8fb1cb58 1797 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1798 ;;
40bcf4c7
BL
1799 --enable-debug=*) debuglevel="$optval"
1800 ;;
36e2dea0 1801 --disable-everything)
1b15dc3c 1802 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1803 ;;
7483e694 1804 --enable-*=*|--disable-*=*)
8b93ddc3 1805 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1806 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1807 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1808 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1809 $action $(filter "$name" $list)
7483e694
DB
1810 ;;
1811 --enable-?*|--disable-?*)
5e622c40 1812 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1813 if is_in $option $COMPONENT_LIST; then
fed5d54b 1814 test $action = disable && action=unset
e3773a55
MR
1815 eval $action \$$(toupper ${option%s})_LIST
1816 elif is_in $option $CMDLINE_SELECT; then
1817 $action $option
1818 else
1819 die_unknown $opt
1820 fi
7483e694
DB
1821 ;;
1822 --list-*)
1823 NAME="${opt#--list-}"
1824 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1825 NAME=${NAME%s}
1826 eval show_list $NAME \$$(toupper $NAME)_LIST
1827 ;;
1828 --help|-h) show_help
1829 ;;
1830 *)
884a36a7 1831 optname="${opt%%=*}"
26759c44
MR
1832 optname="${optname#--}"
1833 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1834 if is_in $optname $CMDLINE_SET; then
1835 eval $optname='$optval'
1836 elif is_in $optname $CMDLINE_APPEND; then
1837 append $optname "$optval"
1838 else
1839 die_unknown $opt
1840 fi
7483e694
DB
1841 ;;
1842 esac
c597172e
MR
1843done
1844
bcea99bb
MR
1845disabled logging && logfile=/dev/null
1846
29ba0911 1847echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1848set >> $logfile
1849
9da6609f
MR
1850test -n "$cross_prefix" && enable cross_compile
1851
8d4c00ed
MR
1852if enabled cross_compile; then
1853 test -n "$arch" && test -n "$target_os" ||
1854 die "Must specify target arch and OS when cross-compiling"
1855fi
1856
1857set_default arch target_os
1858
121d78d0 1859ar_default="${cross_prefix}${ar_default}"
11e6d03a 1860cc_default="${cross_prefix}${cc_default}"
20e0ed95 1861nm_default="${cross_prefix}${nm_default}"
3f8040db 1862pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1863ranlib="${cross_prefix}${ranlib}"
adb2b908 1864
c5200f17
MR
1865sysinclude_default="${sysroot}/usr/include"
1866
e0be794a 1867set_default cc nm pkg_config sysinclude
9da6609f
MR
1868enabled cross_compile || host_cc_default=$cc
1869set_default host_cc
13c7df3d 1870
762f95e4
MR
1871if ! $pkg_config --version >/dev/null 2>&1; then
1872 warn "$pkg_config not found, library detection may fail."
1873 pkg_config=false
1874fi
1875
82bb3329
MR
1876exesuf() {
1877 case $1 in
1c69c79f 1878 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1879 esac
1880}
1881
1882EXESUF=$(exesuf $target_os)
1883HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1884
e4e69e0b 1885# set temporary file name
a49d42c2 1886: ${TMPDIR:=$TEMPDIR}
c51fafa1 1887: ${TMPDIR:=$TMP}
a49d42c2 1888: ${TMPDIR:=/tmp}
e4e69e0b 1889
a210bce2 1890if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1891 # simple replacement for missing mktemp
1892 # NOT SAFE FOR GENERAL USE
1893 mktemp(){
09a5c245 1894 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1895 }
1896fi
1897
1898tmpfile(){
1899 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1900 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1901 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1902 append TMPFILES $tmp
1903 eval $1=$tmp
1904}
1905
1906trap 'rm -f -- $TMPFILES' EXIT
54460a83 1907
55127e7b 1908tmpfile TMPASM .asm
3e0b1c9a
DB
1909tmpfile TMPC .c
1910tmpfile TMPE $EXESUF
1911tmpfile TMPH .h
1912tmpfile TMPO .o
1913tmpfile TMPS .S
1914tmpfile TMPSH .sh
1915tmpfile TMPV .ver
54460a83
MR
1916
1917unset -f mktemp
e4e69e0b 1918
fb3c4ffc
MR
1919chmod +x $TMPE
1920
993f2d0f
MR
1921# make sure we can execute files in $TMPDIR
1922cat > $TMPSH 2>> $logfile <<EOF
1923#! /bin/sh
1924EOF
1925chmod +x $TMPSH >> $logfile 2>&1
1926if ! $TMPSH >> $logfile 2>&1; then
1927 cat <<EOF
1928Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1929variable to another directory and make sure that it is not mounted noexec.
1930EOF
1931 die "Sanity test failed."
1932fi
993f2d0f 1933
3e0b1c9a 1934filter_asflags=echo
19b4c628
MR
1935filter_cflags=echo
1936filter_cppflags=echo
19b4c628 1937
613a4e3f
MR
1938if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1939 cc_type=llvm_gcc
1940 cc_version=__VERSION__
1941 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1942 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1943 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1944 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1945 speed_cflags='-O3'
1946 size_cflags='-Os'
1947elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1948 cc_type=gcc
a3d7c197 1949 cc_version=__VERSION__
5d57846b
MR
1950 gcc_version=$($cc --version | head -n1)
1951 gcc_basever=$($cc -dumpversion)
3ad464bf 1952 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1953 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1954 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1955 if ! $cc -dumpversion | grep -q '^2\.'; then
1956 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1957 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1958 fi
14ca9cd0
MR
1959 speed_cflags='-O3'
1960 size_cflags='-Os'
629687f6
MR
1961elif $cc --version 2>/dev/null | grep -q Intel; then
1962 cc_type=icc
6e3fa35d 1963 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1964 cc_ident=$($cc --version | head -n1)
bdefad73 1965 icc_version=$($cc -dumpversion)
07dec06e
MR
1966 CC_DEPFLAGS='-MMD'
1967 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1968 speed_cflags='-O3'
1969 size_cflags='-Os'
b05394a0 1970 noopt_cflags='-O1'
629687f6
MR
1971elif $cc -v 2>&1 | grep -q xlc; then
1972 cc_type=xlc
6e3fa35d 1973 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1974 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1975 speed_cflags='-O5'
1976 size_cflags='-O5 -qcompact'
df442a8d
MR
1977elif $cc -V 2>/dev/null | grep -q Compaq; then
1978 cc_type=ccc
6e3fa35d 1979 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1980 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1981 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1982 debuglevel=3
df442a8d 1983 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1984 speed_cflags='-fast'
1985 size_cflags='-O1'
6a0d5493 1986elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1987 test -d "$sysroot" || die "No valid sysroot specified."
1988 cc_type=armcc
6e3fa35d 1989 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1990 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1991 armcc_conf="$PWD/armcc.conf"
1992 $cc --arm_linux_configure \
1993 --arm_linux_config_file="$armcc_conf" \
1994 --configure_sysroot="$sysroot" \
1995 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1996 die "Error creating armcc configuration file."
bcafde61 1997 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1998 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1999 as_default="${cross_prefix}gcc"
07dec06e
MR
2000 CC_DEPFLAGS='-MMD'
2001 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2002 speed_cflags='-O3'
2003 size_cflags='-Os'
d0f0f628 2004 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2005elif $cc -version 2>/dev/null | grep -q TMS470; then
2006 cc_type=tms470
6e3fa35d 2007 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2008 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2009 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2010 CC_O='-fr=$(@D)'
2011 as_default="${cross_prefix}gcc"
2012 ld_default="${cross_prefix}gcc"
6fec122a
MR
2013 TMPO=$(basename $TMPC .c).o
2014 append TMPFILES $TMPO
2015 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2016 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2017 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2018 speed_cflags='-O3 -mf=5'
2019 size_cflags='-O3 -mf=2'
6fec122a
MR
2020 filter_cflags=tms470_flags
2021 tms470_flags(){
2022 for flag; do
2023 case $flag in
2024 -march=*|-mcpu=*)
2025 case "${flag#*=}" in
2026 armv7-a|cortex-a*) echo -mv=7a8 ;;
2027 armv7-r|cortex-r*) echo -mv=7r4 ;;
2028 armv7-m|cortex-m*) echo -mv=7m3 ;;
2029 armv6*|arm11*) echo -mv=6 ;;
2030 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2031 echo -mv=5e ;;
2032 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2033 esac
2034 ;;
2035 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2036 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2037 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2038 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2039 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2040 -g) echo -g -mn ;;
587d24ff 2041 -pds=*) echo $flag ;;
6fec122a
MR
2042 esac
2043 done
2044 }
06da6943
DC
2045elif $cc -v 2>&1 | grep -q clang; then
2046 cc_type=clang
b67a8f49
DC
2047 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2048 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2049 cc_ident=$($cc --version | head -n1)
06da6943
DC
2050 CC_DEPFLAGS='-MMD'
2051 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2052 speed_cflags='-O3'
2053 size_cflags='-Os'
2a472e9c
MK
2054elif $cc -V 2>&1 | grep -q Sun; then
2055 cc_type=suncc
2056 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2057 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2058 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2059 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2060 add_ldflags -xc99
14ca9cd0
MR
2061 speed_cflags='-O5'
2062 size_cflags='-O5 -xspace'
03279bbe
MK
2063 filter_cflags=suncc_flags
2064 suncc_flags(){
2065 for flag; do
2066 case $flag in
2067 -march=*|-mcpu=*)
2068 case "${flag#*=}" in
2069 native) echo -xtarget=native ;;
87ddc38b 2070 v9|niagara) echo -xarch=sparc ;;
03279bbe 2071 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2072 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2073 i586|pentium) echo -xchip=pentium ;;
2074 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2075 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2076 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2077 pentium4*) echo -xtarget=pentium4 ;;
2078 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2079 *-sse3) echo -xarch=sse3 ;;
2080 core2) echo -xarch=ssse3 -xchip=core2 ;;
2081 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2082 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2083 k8|opteron|athlon64|athlon-fx)
2084 echo -xarch=sse2a ;;
2085 athlon*) echo -xarch=pentium_proa ;;
2086 esac
2087 ;;
2088 -std=c99) echo -xc99 ;;
2089 -fomit-frame-pointer) echo -xregs=frameptr ;;
2090 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2091 -W*,*) echo $flag ;;
2092 -f*-*|-W*) ;;
2093 *) echo $flag ;;
2094 esac
2095 done
2096 }
180ec37d 2097elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2098 cc_type=pathscale
2099 cc_version=__PATHSCALE__
2100 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2101 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2102 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2103 speed_cflags='-O2'
2104 size_cflags='-Os'
7b2d2190 2105 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2106elif $cc -v 2>&1 | grep -q Open64; then
2107 cc_type=open64
2108 cc_version=__OPEN64__
2109 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2110 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2111 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2112 speed_cflags='-O2'
2113 size_cflags='-Os'
7b2d2190 2114 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2115elif $cc -V 2>&1 | grep -q Portland; then
2116 cc_type=pgi
2117 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2118 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2119 opt_common='-alias=ansi -Mlre -Mpre'
2120 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2121 size_cflags="-O2 -Munroll=c:1 $opt_common"
2122 noopt_cflags="-O1"
2123 filter_cflags=pgi_flags
2124 pgi_flags(){
2125 for flag; do
2126 case $flag in
2127 -fomit-frame-pointer) echo -Mnoframe ;;
2128 -g) echo -gopt ;;
2129 *) echo $flag ;;
2130 esac
2131 done
2132 }
629687f6
MR
2133fi
2134
851ffa80
MR
2135test -n "$cc_type" && enable $cc_type ||
2136 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2137
75bafbac 2138: ${as_default:=$cc}
50567afa 2139: ${dep_cc_default:=$cc}
684b28e0 2140: ${ld_default:=$cc}
121d78d0 2141set_default ar as dep_cc ld
75800dce 2142
07dec06e
MR
2143test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2144test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2145
7f32f40c 2146add_cflags $extra_cflags
2f2e6c7c 2147add_asflags $extra_cflags
7f32f40c 2148
154d432c
MR
2149if test -n "$sysroot"; then
2150 case "$cc_type" in
00ba041c 2151 gcc|llvm_gcc|clang)
467256f2 2152 add_cppflags --sysroot="$sysroot"
154d432c
MR
2153 add_ldflags --sysroot="$sysroot"
2154 ;;
6fec122a
MR
2155 tms470)
2156 add_cppflags -I"$sysinclude"
2157 add_ldflags --sysroot="$sysroot"
2158 ;;
154d432c
MR
2159 esac
2160fi
2161
d22c13a8
MR
2162if test "$cpu" = host; then
2163 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2164
2165 case "$cc_type" in
613a4e3f 2166 gcc|llvm_gcc)
d22c13a8
MR
2167 check_native(){
2168 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2169 sed -n "/cc1.*$1=/{
27ce1be8
MR
2170 s/.*$1=\\([^ ]*\\).*/\\1/
2171 p
2172 q
2173 }" $TMPE
d22c13a8
MR
2174 }
2175 cpu=$(check_native -march || check_native -mcpu)
2176 ;;
2177 esac
2178
2179 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2180fi
2181
e939cedd
MR
2182# Deal with common $arch aliases
2183case "$arch" in
2184 arm*)
2185 arch="arm"
2186 ;;
2187 mips|mipsel|IP*)
2188 arch="mips"
2189 ;;
47b1860e 2190 mips64*)
e939cedd
MR
2191 arch="mips"
2192 subarch="mips64"
2193 ;;
2194 parisc|hppa)
2195 arch="parisc"
2196 ;;
2197 parisc64|hppa64)
2198 arch="parisc"
2199 subarch="parisc64"
2200 ;;
2201 "Power Macintosh"|ppc|powerpc)
2202 arch="ppc"
2203 ;;
47b1860e 2204 ppc64|powerpc64)
e939cedd
MR
2205 arch="ppc"
2206 subarch="ppc64"
2207 ;;
2208 s390|s390x)
2209 arch="s390"
2210 ;;
2211 sh4|sh)
2212 arch="sh4"
2213 ;;
2214 sun4u|sparc64)
2215 arch="sparc"
2216 subarch="sparc64"
2217 ;;
d33ed7b3 2218 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2219 arch="x86"
2220 ;;
2221esac
2222
851ffa80 2223is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2224enable $arch
e939cedd 2225
df5cdc24 2226# Add processor-specific flags
5d54c126
MR
2227if test "$cpu" = generic; then
2228 : do nothing
2229elif enabled ppc; then
343aef9b 2230
56348891
MR
2231 case $(tolower $cpu) in
2232 601|ppc601|powerpc601)
9dbd5c3d 2233 cpuflags="-mcpu=601"
64ad53ff 2234 disable altivec
9dbd5c3d 2235 ;;
56348891 2236 603*|ppc603*|powerpc603*)
9dbd5c3d 2237 cpuflags="-mcpu=603"
64ad53ff 2238 disable altivec
9dbd5c3d 2239 ;;
56348891 2240 604*|ppc604*|powerpc604*)
9dbd5c3d 2241 cpuflags="-mcpu=604"
64ad53ff 2242 disable altivec
9dbd5c3d 2243 ;;
56348891 2244 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2245 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2246 disable altivec
9dbd5c3d 2247 ;;
56348891 2248 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2249 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2250 ;;
56348891 2251 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2252 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2253 ;;
313f9fbf 2254 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2255 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2256 ;;
313f9fbf
SM
2257 power[3-7]*)
2258 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2259 ;;
56348891 2260 cell)
9dbd5c3d
MR
2261 cpuflags="-mcpu=cell"
2262 enable ldbrx
2263 ;;
7b0b81a1
AL
2264 e500v2)
2265 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2266 disable altivec
2267 ;;
2268 e500)
2269 cpuflags="-mcpu=8540 -mhard-float"
2270 disable altivec
2271 ;;
9dbd5c3d 2272 esac
343aef9b
MR
2273
2274elif enabled x86; then
2275
9dbd5c3d
MR
2276 case $cpu in
2277 i[345]86|pentium)
2278 cpuflags="-march=$cpu"
2279 disable mmx
2280 ;;
2281 # targets that do NOT support conditional mov (cmov)
2282 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2283 cpuflags="-march=$cpu"
2284 disable cmov
2285 ;;
2286 # targets that do support conditional mov (cmov)
9ddf1b1a 2287 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2288 cpuflags="-march=$cpu"
2289 enable cmov
2290 enable fast_cmov
2291 ;;
2292 # targets that do support conditional mov but on which it's slow
2293 pentium4|pentium4m|prescott|nocona)
2294 cpuflags="-march=$cpu"
2295 enable cmov
2296 disable fast_cmov
2297 ;;
2298 esac
343aef9b
MR
2299
2300elif enabled sparc; then
2301
9dbd5c3d 2302 case $cpu in
26b7199e
MK
2303 niagara)
2304 cpuflags="-mcpu=$cpu"
2305 disable vis
2306 ;;
9dbd5c3d
MR
2307 sparc64)
2308 cpuflags="-mcpu=v9"
2309 ;;
2310 esac
343aef9b
MR
2311
2312elif enabled arm; then
2313
34ba23c9
MR
2314 case $cpu in
2315 armv*)
2316 cpuflags="-march=$cpu"
c2eae137 2317 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2318 ;;
2319 *)
2320 cpuflags="-mcpu=$cpu"
c2eae137
MR
2321 case $cpu in
2322 cortex-a*) subarch=armv7a ;;
2323 cortex-r*) subarch=armv7r ;;
9e19704a 2324 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2325 arm11*) subarch=armv6 ;;
2326 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2327 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2328 esac
34ba23c9
MR
2329 ;;
2330 esac
343aef9b
MR
2331
2332elif enabled alpha; then
2333
34ba23c9 2334 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2335
2336elif enabled bfin; then
2337
34ba23c9 2338 cpuflags="-mcpu=$cpu"
343aef9b
MR
2339
2340elif enabled mips; then
2341
34ba23c9 2342 cpuflags="-march=$cpu"
343aef9b
MR
2343
2344elif enabled avr32; then
2345
9dbd5c3d
MR
2346 case $cpu in
2347 ap7[02]0[0-2])
2348 subarch="avr32_ap"
2349 cpuflags="-mpart=$cpu"
2350 ;;
2351 ap)
2352 subarch="avr32_ap"
2353 cpuflags="-march=$cpu"
2354 ;;
2355 uc3[ab]*)
2356 subarch="avr32_uc"
2357 cpuflags="-mcpu=$cpu"
2358 ;;
2359 uc)
2360 subarch="avr32_uc"
2361 cpuflags="-march=$cpu"
2362 ;;
2363 esac
df5cdc24 2364
343aef9b
MR
2365fi
2366
df5cdc24
MR
2367add_cflags $cpuflags
2368add_asflags $cpuflags
2369
993f2d0f
MR
2370# compiler sanity check
2371check_exec <<EOF
2372int main(void){ return 0; }
2373EOF
2374if test "$?" != 0; then
2375 echo "$cc is unable to create an executable file."
2376 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2377 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2378 echo "Only do this if you know what cross compiling means."
2379 fi
2380 die "C compiler test failed."
2381fi
2382
046f081b 2383add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2384check_cflags -std=c99
50a334e4 2385check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2386#include <stdlib.h>
2387EOF
50a334e4 2388check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2389#include <stdlib.h>
2390EOF
e9b9a2f8 2391
f0125de9 2392check_host_cflags -std=c99
0a6db2a2 2393check_host_cflags -Wall
f0125de9 2394
b24dbcbd 2395case "$arch" in
e939cedd 2396 alpha|ia64|mips|parisc|sparc)
8a3c8627 2397 spic=$shared
b24dbcbd 2398 ;;
e939cedd 2399 x86)
cfdb6148 2400 subarch="x86_32"
e939cedd 2401 check_cc <<EOF && subarch="x86_64"
58b3536d 2402 int test[(int)sizeof(char*) - 7];
cfdb6148 2403EOF
de27f4d9 2404 if test "$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
e6a0c354
MR
2745 enable local_aligned_8 local_aligned_16
2746
44965991
PI
2747 # check whether EBP is available on x86
2748 # As 'i' is stored on the stack, this program will crash
2749 # if the base pointer is used to access it because the
2750 # base pointer is cleared in the inline assembly code.
7dfef245 2751 check_exec_crash <<EOF && enable ebp_available
44965991 2752 volatile int i=0;
be449fca 2753 __asm__ volatile (
44965991
PI
2754 "xorl %%ebp, %%ebp"
2755 ::: "%ebp");
2756 return i;
44965991
PI
2757EOF
2758
f494213c 2759 # check whether EBX is available on x86
7cee5421
MR
2760 check_asm ebx_available '""::"b"(0)' &&
2761 check_asm ebx_available '"":::"%ebx"'
8e380710 2762
6f74fb03
RP
2763 # check whether xmm clobbers are supported
2764 check_asm xmm_clobbers '"":::"%xmm0"'
2765
d7f0920b 2766 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2767 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2768 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2769
9cca1e40 2770 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2771 if check_cmd $yasmexe --version; then
2772 enabled x86_64 && yasm_extra="-m amd64"
2773 yasm_debug="-g dwarf2"
2774 elif check_cmd nasm -v; then
2775 yasmexe=nasm
2776 yasm_debug="-g -F dwarf"
2777 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2778 fi
2779
2780 YASMFLAGS="-f $objformat $yasm_extra"
2781 enabled pic && append YASMFLAGS "-DPIC"
2782 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2783 case "$objformat" in
2784 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2785 esac
2786
48545a8f 2787 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2788 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2789 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2790 fi
e45391bb 2791
669b5583
MR
2792 case "$cpu" in
2793 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2794 disable fast_clz
2795 ;;
2796 esac
2797
44965991
PI
2798fi
2799
301ab19d
MR
2800if enabled asm; then
2801 as=${gas:=$as}
2802 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2803 $nogas "GNU assembler not found, install gas-preprocessor"
2804fi
2805
4a7e068b
MR
2806check_ldflags -Wl,--as-needed
2807
a98bb16d
RP
2808if check_func dlopen; then
2809 ldl=
2810elif check_func dlopen -ldl; then
2811 ldl=-ldl
8bf5d58f
MN
2812fi
2813
54fe299b
DV
2814if enabled network; then
2815 check_type "sys/types.h sys/socket.h" socklen_t
2816 check_type netdb.h "struct addrinfo"
75d339e0
MS
2817 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2818 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2819 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2820 check_type netinet/in.h "struct sockaddr_in6"
2821 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2822 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2823 check_header netinet/sctp.h
54fe299b
DV
2824 # Prefer arpa/inet.h over winsock2
2825 if check_header arpa/inet.h ; then
2826 check_func closesocket
2827 elif check_header winsock2.h ; then
2828 check_func_headers winsock2.h closesocket -lws2 && \
2829 network_extralibs="-lws2" || \
2830 { check_func_headers winsock2.h closesocket -lws2_32 && \
2831 network_extralibs="-lws2_32"; }
2832 check_type ws2tcpip.h socklen_t
2833 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2834 check_type ws2tcpip.h "struct group_source_req"
2835 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b
DV
2836 check_type ws2tcpip.h "struct ipv6_mreq"
2837 check_type ws2tcpip.h "struct sockaddr_in6"
2838 check_type ws2tcpip.h "struct sockaddr_storage"
2839 check_struct winsock2.h "struct sockaddr" sa_len
2840 else
2841 disable network
2842 fi
2843fi
2844
75ecf149
DB
2845# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2846check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2847
534a2231 2848check_func fcntl
7483e694 2849check_func fork
84882df6 2850check_func getaddrinfo $network_extralibs
7483e694
DB
2851check_func gethrtime
2852check_func getrusage
fc5607f8 2853check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2854check_func gettimeofday
094c09bb 2855check_func inet_aton $network_extralibs
abfc8d05 2856check_func isatty
a5b64584 2857check_func localtime_r
4ae40685 2858check_func ${malloc_prefix}memalign && enable memalign
7483e694 2859check_func mkstemp
0328b9ea 2860check_func mmap
4ae40685 2861check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2862check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2863check_func setrlimit
87958234 2864check_func strerror_r
6379900c 2865check_func strptime
47941088 2866check_func strtok_r
ea4d5f48 2867check_func sched_getaffinity
bcc73960 2868check_func sysconf
b9e22269 2869check_func sysctl
d3d3a32c 2870check_func usleep
b507ebd1 2871check_func_headers io.h setmode
fc5607f8 2872check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2873check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2874check_func_headers windows.h GetProcessTimes
61183b5a 2875check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2876check_func_headers windows.h MapViewOfFile
d3d3a32c 2877check_func_headers windows.h Sleep
7c5bfe7a 2878check_func_headers windows.h VirtualAlloc
6ffa87d3 2879
a98bb16d 2880check_header dlfcn.h
fa845061 2881check_header dxva.h
92c6a099 2882check_header dxva2api.h
3b1ab197 2883check_header io.h
a98bb16d 2884check_header malloc.h
bf6ce82d 2885check_header poll.h
b58412f1 2886check_header sys/mman.h
06bb5905 2887check_header sys/param.h
b091aa44 2888check_header sys/resource.h
bf6ce82d 2889check_header sys/select.h
e64bceea 2890check_header sys/time.h
542920b7 2891check_header unistd.h
272081b0
CEH
2892check_header vdpau/vdpau.h
2893check_header vdpau/vdpau_x11.h
d3d3a32c 2894check_header windows.h
68178ca9 2895check_header X11/extensions/XvMClib.h
a98bb16d 2896
a4fa192c 2897disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2898disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2899
ff3755cb
JG
2900if ! disabled w32threads && ! enabled pthreads; then
2901 check_func _beginthreadex && enable w32threads
2902fi
2903
57bd82d4
MR
2904# check for some common methods of building with pthread support
2905# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2906if ! disabled pthreads && ! enabled w32threads; then
2907 enable pthreads
9e7fd101
MR
2908 if check_func pthread_create; then
2909 :
2910 elif check_func pthread_create -pthread; then
2911 add_cflags -pthread
afc9aee2 2912 add_extralibs -pthread
9e7fd101
MR
2913 elif check_func pthread_create -pthreads; then
2914 add_cflags -pthreads
afc9aee2 2915 add_extralibs -pthreads
8d94f606
GT
2916 elif check_func pthread_create -lpthreadGC2; then
2917 add_extralibs -lpthreadGC2
9e7fd101 2918 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2919 disable pthreads
9e7fd101 2920 fi
57bd82d4
MR
2921fi
2922
8eee7025 2923for thread in $THREADS_LIST; do
e5f94c2b 2924 if enabled $thread; then
3ae3b721
RP
2925 test -n "$thread_type" &&
2926 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2927 thread_type="$thread"
e5f94c2b
RP
2928 fi
2929done
2930
50f7c296 2931check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2932enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2933
15333562 2934check_mathfunc cbrtf
645d2652
MR
2935check_mathfunc exp2
2936check_mathfunc exp2f
46df708b
MS
2937check_mathfunc isinf
2938check_mathfunc isnan
645d2652 2939check_mathfunc llrint
07876e25 2940check_mathfunc llrintf
645d2652
MR
2941check_mathfunc log2
2942check_mathfunc log2f
2943check_mathfunc lrint
2944check_mathfunc lrintf
2945check_mathfunc round
2946check_mathfunc roundf
23d3931a 2947check_mathfunc trunc
645d2652 2948check_mathfunc truncf
f32adb22 2949
57bd82d4 2950# these are off by default, so fail if requested and not available
a1b3c5a3 2951enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2952enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2953enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2954enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2955enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2956enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2957enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2958enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2959enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2960enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2961enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2962enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2963enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2964enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2965enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2966enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2967enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2968enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2969enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2970enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2971enabled libvpx && {
2972 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2973 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2974 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2975 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2976enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2977 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2978 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2979enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2980enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2981enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2982 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2983 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2984 die "ERROR: openssl not found"; }
8ac17293 2985
0b4a1821
AS
2986# libdc1394 check
2987if enabled libdc1394; then
2988 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2989 enable libdc1394_2; } ||
2990 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2991 enable libdc1394_1; } ||
2992 die "ERROR: No version of libdc1394 found "
2993fi
2994
9bd41bb1 2995if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
2996 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2997 enable sdl &&
2998 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2999fi
57bd82d4 3000
2270b4b2 3001texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3002
c6f95144 3003check_header linux/fb.h
06e31011 3004check_header linux/videodev2.h
a6a4793d
LB
3005check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3006
1b6e8b73 3007check_header sys/videoio.h
47f38850 3008
27796dc3 3009check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3010# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3011# w32api 3.12 had it defined wrong
3012check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3013
f8aa696f 3014# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3015{ check_header dev/bktr/ioctl_meteor.h &&
3016 check_header dev/bktr/ioctl_bt848.h; } ||
3017{ check_header machine/ioctl_meteor.h &&
3018 check_header machine/ioctl_bt848.h; } ||
3019{ check_header dev/video/meteor/ioctl_meteor.h &&
3020 check_header dev/video/bktr/ioctl_bt848.h; } ||
3021check_header dev/ic/bt8xx.h
f8aa696f 3022
15d59d2c 3023check_header sndio.h
c7682de0
RP
3024check_header sys/soundcard.h
3025check_header soundcard.h
deb29777 3026
b6f3d925 3027enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3028
8772997d
SM
3029enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3030 check_func jack_port_get_latency_range -ljack
80ff8a16 3031
15d59d2c
B
3032enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3033
e417d80d
AK
3034enabled libcdio &&
3035 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3036
4a584eda
JA
3037enabled x11grab &&
3038require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3039require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3040require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3041
ac3dbb4d
SZ
3042# check for VDA header
3043if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3044 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3045fi
3046
598ef02b 3047if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3048check_cpp_condition \
3049 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3050 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3051 disable vdpau; }
abf649c7 3052fi
deda2a4a 3053
95e561ec 3054enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3055
3056# add some useful compiler flags if supported
3057check_cflags -Wdeclaration-after-statement
dcd479c0 3058check_cflags -Wall
440e3b2f 3059check_cflags -Wno-parentheses
dcd479c0 3060check_cflags -Wno-switch
b36518dc 3061check_cflags -Wno-format-zero-length
c07bd6a9
MN
3062check_cflags -Wdisabled-optimization
3063check_cflags -Wpointer-arith
3064check_cflags -Wredundant-decls
cc1fb623 3065check_cflags -Wno-pointer-sign
f4929996 3066check_cflags -Wcast-qual
9aceb3cf 3067check_cflags -Wwrite-strings
652a5bf6 3068check_cflags -Wtype-limits
764551c6 3069check_cflags -Wundef
fc298fd9 3070check_cflags -Wmissing-prototypes
c2ed91de 3071check_cflags -Wstrict-prototypes
5af4e0cc 3072enabled extra_warnings && check_cflags -Winline
cf9d24ad 3073
57bd82d4 3074# add some linker flags
5c0e9479 3075check_ldflags -Wl,--warn-common
3510a133 3076check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3077test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3078
7e4d9d5d
RB
3079enabled xmm_clobber_test && \
3080 check_ldflags -Wl,--wrap,avcodec_open2 \
3081 -Wl,--wrap,avcodec_decode_audio4 \
3082 -Wl,--wrap,avcodec_decode_video2 \
3083 -Wl,--wrap,avcodec_decode_subtitle2 \
3084 -Wl,--wrap,avcodec_encode_audio2 \
3085 -Wl,--wrap,avcodec_encode_video \
3086 -Wl,--wrap,avcodec_encode_subtitle \
3087 -Wl,--wrap,sws_scale || \
3088 disable xmm_clobber_test
3089
a482e61b 3090echo "X{};" > $TMPV
b462d132 3091if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3092 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3093 check_cc <<EOF && enable symver_asm_label
3094void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3095void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3096EOF
3097 check_cc <<EOF && enable symver_gnu_asm
3098__asm__(".symver ff_foo,av_foo@VERSION");
3099void ff_foo(void) {}
3100EOF
3101fi
a482e61b 3102
9cd7b854
MR
3103if [ -n "$optflags" ]; then
3104 add_cflags $optflags
3105elif enabled small; then
14ca9cd0 3106 add_cflags $size_cflags
8400d6b8 3107elif enabled optimizations; then
14ca9cd0 3108 add_cflags $speed_cflags
b05394a0
MR
3109else
3110 add_cflags $noopt_cflags
cddf3f45 3111fi
11fdbc44 3112check_cflags -fno-math-errno
b2eb2ff0 3113check_cflags -fno-signed-zeros
cddf3f45 3114
629687f6 3115if enabled icc; then
b1598b58
MR
3116 # Just warnings, no remarks
3117 check_cflags -w1
3118 # -wd: Disable following warnings
3119 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3120 # 1292: attribute "foo" ignored
88de5b0a 3121 # 1419: external declaration in primary source file
b1598b58 3122 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3123 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3124 # 10156: ignoring option '-W'; no argument required
88de5b0a 3125 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3126 # 11030: Warning unknown option --as-needed
3127 # 10156: ignoring option '-export'; no argument required
3128 check_ldflags -wd10156,11030
3129 # Allow to compile with optimizations
3130 check_ldflags -march=$cpu
be2cf98a
CEH
3131 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3132 enable ebp_available
bdefad73
MR
3133 if enabled x86_32; then
3134 test ${icc_version%%.*} -ge 11 && \
3135 check_cflags -falign-stack=maintain-16-byte || \
3136 disable aligned_stack
3137 fi
df442a8d
MR
3138elif enabled ccc; then
3139 # disable some annoying warnings
3140 add_cflags -msg_disable cvtu32to64
3141 add_cflags -msg_disable embedcomment
3142 add_cflags -msg_disable needconstext
3143 add_cflags -msg_disable nomainieee
3144 add_cflags -msg_disable ptrmismatch1
3145 add_cflags -msg_disable unreachcode
973859f5
MR
3146elif enabled gcc; then
3147 check_cflags -fno-tree-vectorize
765e6134 3148 check_cflags -Werror=implicit-function-declaration
de63bfec 3149 check_cflags -Werror=missing-prototypes
9d6b2077 3150 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3151elif enabled llvm_gcc; then
3152 check_cflags -mllvm -stack-alignment=16
06da6943 3153elif enabled clang; then
5c8ef670 3154 check_cflags -mllvm -stack-alignment=16
06da6943 3155 check_cflags -Qunused-arguments
138132be
MR
3156elif enabled armcc; then
3157 # 2523: use of inline assembler is deprecated
bcafde61
MR
3158 add_cflags -W${armcc_opt},--diag_suppress=2523
3159 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3160 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3161 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3162 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3163 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3164elif enabled tms470; then
3165 add_cflags -pds=824 -pds=837
5f3b8314
MR
3166elif enabled pathscale; then
3167 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3168fi
3169
7483e694
DB
3170enabled_any $THREADS_LIST && enable threads
3171
3172check_deps $CONFIG_LIST \
b6bb00b0 3173 $CONFIG_EXTRA \
7483e694 3174 $HAVE_LIST \
54e75be4
DB
3175 $ALL_COMPONENTS \
3176 $ALL_TESTS \
f70f03f6 3177
3bfd582c 3178enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3179
be1a839c 3180! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3181 enabled_any $need_memalign && enable memalign_hack
3182
3e89171a 3183echo "install prefix $prefix"
f36958f8
DB
3184echo "source path $source_path"
3185echo "C compiler $cc"
f36958f8 3186echo "ARCH $arch ($cpu)"
ce8871c2
MR
3187if test "$build_suffix" != ""; then
3188 echo "build suffix $build_suffix"
eb94aca9 3189fi
ac63af34
DB
3190if test "$extra_version" != ""; then
3191 echo "version string suffix $extra_version"
3192fi
0db2ce77 3193echo "big-endian ${bigendian-no}"
e90f5b5a 3194echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3195if enabled x86; then
6348a96c 3196 echo "${yasmexe} ${yasm-no}"
0db2ce77 3197 echo "MMX enabled ${mmx-no}"
30e98e62 3198 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3199 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3200 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3201 echo "SSE enabled ${sse-no}"
30e98e62 3202 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3203 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3204 echo "CMOV enabled ${cmov-no}"
3205 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3206 echo "EBX available ${ebx_available-no}"
3207 echo "EBP available ${ebp_available-no}"
e41e8342 3208fi
5b6c2cbd 3209if enabled arm; then
0db2ce77
MR
3210 echo "ARMv5TE enabled ${armv5te-no}"