mem: Don't abort on av_malloc(0) in debug mode
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
06454877
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
DB
93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
06454877
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
DB
121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
06454877
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
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]
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177 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
178 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
179 --enable-libopencv enable video filtering via libopencv [no]
06454877 180 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 181 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 182 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 183 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 184 --enable-libspeex enable Speex support via libspeex [no]
06454877 185 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 186 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 187 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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188 --enable-libvorbis enable Vorbis encoding via libvorbis,
189 native implementation exists [no]
8299a7f8 190 --enable-libvpx enable VP8 support via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
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):
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
06454877
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208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
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
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
06454877
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
06454877
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
MR
284}
285
7bfc8ae6
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
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291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
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DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
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306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
MR
322c_escape(){
323 echo "$*" | 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
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
MR
457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
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464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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DB
470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
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AJ
495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
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504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
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511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
MR
518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
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
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560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
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564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
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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 "$@")
2f2e6c7c
MR
597}
598
57bd82d4
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599add_ldflags(){
600 append LDFLAGS "$@"
601}
602
603add_extralibs(){
60361817 604 prepend extralibs "$@"
57bd82d4
MR
605}
606
b0cfb663 607check_cmd(){
b3cb5d51 608 log "$@"
2270b4b2 609 "$@" >> $logfile 2>&1
b0cfb663
MR
610}
611
dcd479c0 612check_cc(){
57bd82d4 613 log check_cc "$@"
2270b4b2 614 cat > $TMPC
720c69da 615 log_file $TMPC
50a334e4 616 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
617}
618
619check_cpp(){
620 log check_cpp "$@"
2270b4b2 621 cat > $TMPC
720c69da 622 log_file $TMPC
9e7f3277 623 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
624}
625
f65883c8
MR
626check_as(){
627 log check_as "$@"
628 cat > $TMPC
629 log_file $TMPC
2f2e6c7c 630 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
631}
632
940f335a
MR
633check_asm(){
634 log check_asm "$@"
635 name="$1"
3784e82e 636 code="$2"
940f335a 637 shift 2
49214f61
MR
638 disable $name
639 check_as "$@" <<EOF && enable $name
3784e82e 640void foo(void){ __asm__ volatile($code); }
940f335a
MR
641EOF
642}
643
304d586d
LM
644check_yasm(){
645 log check_yasm "$@"
646 echo "$1" > $TMPS
647 log_file $TMPS
648 shift 1
649 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
650}
651
dcd479c0 652check_ld(){
57bd82d4 653 log check_ld "$@"
3155a644
MR
654 flags=''
655 libs=''
656 for f; do
657 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
658 done
2a194acd 659 check_cc $($filter_cflags $flags) || return
7e75f9fe 660 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
661}
662
5adc829e
MR
663check_code(){
664 log check_code "$@"
665 check=$1
666 headers=$2
667 code=$3
668 shift 3
669 {
670 for hdr in $headers; do
671 echo "#include <$hdr>"
672 done
673 echo "int main(void) { $code; return 0; }"
674 } | check_$check "$@"
675}
676
50a334e4
MR
677check_cppflags(){
678 log check_cppflags "$@"
caf458dd
MR
679 set -- $($filter_cppflags "$@")
680 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
681int x;
682EOF
683}
684
dcd479c0 685check_cflags(){
57bd82d4 686 log check_cflags "$@"
caf458dd
MR
687 set -- $($filter_cflags "$@")
688 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
689int x;
690EOF
691}
692
2ed46eea
MR
693test_ldflags(){
694 log test_ldflags "$@"
695 check_ld "$@" <<EOF
c23a0ac8 696int main(void){ return 0; }
dcd479c0
MR
697EOF
698}
699
2ed46eea
MR
700check_ldflags(){
701 log check_ldflags "$@"
702 test_ldflags "$@" && add_ldflags "$@"
703}
704
dcd479c0 705check_header(){
57bd82d4 706 log check_header "$@"
dcd479c0
MR
707 header=$1
708 shift
b77df637
MR
709 disable_safe $header
710 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
711#include <$header>
712int x;
713EOF
714}
715
716check_func(){
57bd82d4 717 log check_func "$@"
dcd479c0
MR
718 func=$1
719 shift
d8bc5f06
MR
720 disable $func
721 check_ld "$@" <<EOF && enable $func
dcd479c0 722extern int $func();
c23a0ac8 723int main(void){ $func(); }
dcd479c0
MR
724EOF
725}
726
645d2652 727check_mathfunc(){
6b73c0ae 728 log check_mathfunc "$@"
645d2652
MR
729 func=$1
730 shift
731 disable $func
732 check_ld "$@" <<EOF && enable $func
733#include <math.h>
33bd38db
MR
734float foo(float f) { return $func(f); }
735int main(void){ return 0; }
645d2652
MR
736EOF
737}
738
2446d3d6
DB
739check_func_headers(){
740 log check_func_headers "$@"
f8d7b072 741 headers=$1
edaf1ae2 742 funcs=$2
f8d7b072 743 shift 2
edaf1ae2
MR
744 {
745 for hdr in $headers; do
746 echo "#include <$hdr>"
747 done
748 for func in $funcs; do
749 echo "long check_$func(void) { return (long) $func; }"
750 done
751 echo "int main(void) { return 0; }"
752 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
753}
754
a5344cf7
SS
755check_cpp_condition(){
756 log check_cpp_condition "$@"
757 header=$1
758 condition=$2
f855b7b9
MR
759 shift 2
760 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
761#include <$header>
762#if !($condition)
763#error "unsatisfied condition: $condition"
764#endif
765EOF
766}
767
57bd82d4
MR
768check_lib(){
769 log check_lib "$@"
770 header="$1"
771 func="$2"
772 shift 2
84400e9d 773 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
774}
775
f8d7b072
MR
776check_lib2(){
777 log check_lib2 "$@"
778 headers="$1"
edaf1ae2 779 funcs="$2"
f8d7b072 780 shift 2
edaf1ae2 781 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
782}
783
3f8040db
MR
784check_pkg_config(){
785 log check_pkg_config "$@"
786 pkg="$1"
787 headers="$2"
788 funcs="$3"
789 shift 3
790 $pkg_config --exists $pkg || return
791 pkg_cflags=$($pkg_config --cflags $pkg)
792 pkg_libs=$($pkg_config --libs $pkg)
793 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
794 set_safe ${pkg}_cflags $pkg_cflags &&
795 set_safe ${pkg}_libs $pkg_libs
796}
797
dcd479c0 798check_exec(){
2270b4b2 799 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
800}
801
7dfef245 802check_exec_crash(){
5e622c40 803 code=$(cat)
7dfef245
MR
804
805 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
806 # are safe but may not be available everywhere. Thus we use
807 # raise(SIGTERM) instead. The check is run in a subshell so we
808 # can redirect the "Terminated" message from the shell. SIGBUS
809 # is not defined by standard C so it is used conditionally.
810
2270b4b2 811 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
812#include <signal.h>
813static void sighandler(int sig){
814 raise(SIGTERM);
815}
e5af4a11 816int main(void){
7dfef245
MR
817 signal(SIGILL, sighandler);
818 signal(SIGFPE, sighandler);
819 signal(SIGSEGV, sighandler);
820#ifdef SIGBUS
821 signal(SIGBUS, sighandler);
822#endif
823 { $code }
824}
825EOF
826}
827
72be9e73
DY
828check_type(){
829 log check_type "$@"
830 headers=$1
831 type=$2
832 shift 2
ae550ce9 833 disable_safe "$type"
5adc829e 834 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
835}
836
14d36751
MR
837check_struct(){
838 log check_type "$@"
839 headers=$1
840 struct=$2
841 member=$3
842 shift 3
843 disable_safe "${struct}_${member}"
5adc829e
MR
844 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
845 enable_safe "${struct}_${member}"
14d36751
MR
846}
847
57bd82d4
MR
848require(){
849 name="$1"
850 header="$2"
851 func="$3"
852 shift 3
853 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
854}
855
f8d7b072
MR
856require2(){
857 name="$1"
858 headers="$2"
859 func="$3"
860 shift 3
861 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
862}
863
3f8040db
MR
864require_pkg_config(){
865 pkg="$1"
866 check_pkg_config "$@" || die "ERROR: $pkg not found"
867 add_cflags $(get_safe ${pkg}_cflags)
868 add_extralibs $(get_safe ${pkg}_libs)
869}
870
f0125de9
MR
871check_host_cc(){
872 log check_host_cc "$@"
873 cat > $TMPC
874 log_file $TMPC
875 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
876}
877
878check_host_cflags(){
879 log check_host_cflags "$@"
880 check_host_cc "$@" <<EOF && append host_cflags "$@"
881int x;
882EOF
883}
884
c505dd31
MR
885apply(){
886 file=$1
887 shift
888 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
889}
890
c34681df 891cp_if_changed(){
5e27ec28
MR
892 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
893 mkdir -p "$(dirname $2)"
894 cp -f "$1" "$2"
c34681df
MR
895}
896
dcd61286
DB
897# CONFIG_LIST contains configurable options, while HAVE_LIST is for
898# system-dependent things.
899
4a0d6686
AJ
900COMPONENT_LIST="
901 bsfs
902 decoders
903 demuxers
904 encoders
3cde40aa 905 filters
5666fd73 906 hwaccels
c552605c 907 indevs
4a0d6686 908 muxers
c552605c 909 outdevs
4a0d6686
AJ
910 parsers
911 protocols
912"
913
055c61b8
DB
914PROGRAM_LIST="
915 avconv
916 avplay
917 avprobe
918 avserver
055c61b8
DB
919"
920
4a0d6686
AJ
921CONFIG_LIST="
922 $COMPONENT_LIST
055c61b8 923 $PROGRAM_LIST
a5444fee 924 ac3dsp
5a0f7131
MR
925 avcodec
926 avdevice
f7679c54 927 avfilter
5a0f7131 928 avformat
c8af852b 929 avresample
c88f5d72 930 avisynth
f402916e 931 bzlib
7f3f5f46 932 dct
c73f65d9 933 doc
05aec7bb 934 dwt
92c6a099 935 dxva2
27a9466b 936 fastdiv
1848f7d9 937 fft
47941088 938 frei0r
bc8c1395 939 gnutls
c88f5d72 940 gpl
d8d0d0b2 941 gray
3abe5fbd 942 hardcoded_tables
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
2eed5a46 945 libfaac
a5b64584 946 libfreetype
c88f5d72 947 libgsm
3641b048 948 libilbc
6ebe07fb 949 libmp3lame
0b175caa
DB
950 libopencore_amrnb
951 libopencore_amrwb
6ebf0bfc 952 libopencv
9a77d59a 953 libopenjpeg
0de9c41f 954 libpulse
0f943ce6 955 librtmp
f7cd9eed 956 libschroedinger
ae14f311 957 libspeex
150d2772 958 libtheora
d89e738a 959 libvo_aacenc
f502ff3f 960 libvo_amrwbenc
c88f5d72 961 libvorbis
8299a7f8 962 libvpx
1cc60c47 963 libx264
de295976 964 libxavs
1cc60c47 965 libxvid
b781cc12 966 lsp
47a158cb 967 mdct
c88f5d72 968 memalign_hack
c4f5c2d6 969 mpegaudiodsp
c88f5d72 970 network
3fe142e2 971 nonfree
a060866f 972 openssl
8a3c8627 973 pic
68602540 974 rdft
44b70ce5 975 rtpdec
e90f5b5a 976 runtime_cpudetect
8cfbbd92 977 safe_bitstream_reader
2e35e684 978 shared
4538729a 979 sinewin
bd2216e4 980 small
6b35d421 981 sram
2e35e684 982 static
5a0f7131 983 swscale
a9ddb5b1 984 swscale_alpha
8986fddc 985 thumb
17492d5e 986 vaapi
ac3dbb4d 987 vda
17492d5e 988 vdpau
9cad0e4e 989 version3
7e4d9d5d 990 xmm_clobber_test
56a059ac 991 x11grab
c88f5d72 992 zlib
4a0d6686 993"
c88f5d72 994
8eee7025 995THREADS_LIST='
8eee7025
DB
996 pthreads
997 w32threads
998'
999
3f5b56e5
MR
1000ARCH_LIST='
1001 alpha
a2fc0f6a 1002 arm
fdcd782d
MR
1003 avr32
1004 avr32_ap
1005 avr32_uc
3f5b56e5
MR
1006 bfin
1007 ia64
1008 m68k
1009 mips
bae3abb0 1010 mips64
3f5b56e5 1011 parisc
79cb09b2 1012 ppc
34d11b87 1013 ppc64
3f5b56e5
MR
1014 s390
1015 sh4
1016 sparc
1017 sparc64
0844bae1 1018 tomi
3f5b56e5
MR
1019 x86
1020 x86_32
1021 x86_64
1022'
1023
1024ARCH_EXT_LIST='
1ac9331a 1025 altivec
3bf96eec 1026 amd3dnow
a1ef9f08 1027 amd3dnowext
1ac9331a 1028 armv5te
edab3048 1029 armv6
ab5cb084 1030 armv6t2
f55b299a 1031 armvfp
87f1355f 1032 avx
3f5b56e5
MR
1033 mmi
1034 mmx
d7f0920b 1035 mmx2
6b18d278 1036 neon
799fde37 1037 ppc4xx
1bb04d5a 1038 sse
9eeed841 1039 ssse3
93eb8e4d 1040 vfpv3
bd9d34a0 1041 vis
3f5b56e5
MR
1042'
1043
a3e02a8c
MR
1044HAVE_LIST_PUB='
1045 bigendian
d268eee9 1046 fast_unaligned
a3e02a8c
MR
1047'
1048
3f5b56e5
MR
1049HAVE_LIST="
1050 $ARCH_EXT_LIST
a3e02a8c 1051 $HAVE_LIST_PUB
3f5b56e5 1052 $THREADS_LIST
be1a839c 1053 aligned_malloc
59782b82 1054 aligned_stack
35fd8122 1055 alsa_asoundlib_h
3f5b56e5 1056 altivec_h
c9fdab0d 1057 arpa_inet_h
6308729e 1058 asm_mod_y
dffb41b9 1059 attribute_may_alias
e7ea5e3d 1060 attribute_packed
15333562 1061 cbrtf
ecf97f22 1062 closesocket
1ac9331a 1063 cmov
c88f5d72 1064 dcbzl
f8aa696f
DB
1065 dev_bktr_ioctl_bt848_h
1066 dev_bktr_ioctl_meteor_h
1067 dev_ic_bt8xx_h
f8aa696f 1068 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1069 dev_video_meteor_ioctl_meteor_h
18b67ae5 1070 dlfcn_h
c88f5d72 1071 dlopen
bc574408 1072 dos_paths
fa845061 1073 dxva_h
245626d0
DB
1074 ebp_available
1075 ebx_available
6b7c7703
VS
1076 exp2
1077 exp2f
c2a29455 1078 fast_64bit
669b5583 1079 fast_clz
7073e9fc 1080 fast_cmov
534a2231 1081 fcntl
9d99cc5a 1082 fork
84882df6 1083 getaddrinfo
da9e86f8 1084 gethrtime
02e8f427 1085 GetProcessAffinityMask
fc5607f8 1086 GetProcessMemoryInfo
4e68cb8a 1087 GetProcessTimes
61183b5a 1088 GetSystemTimeAsFileTime
66be5b45 1089 getrusage
61183b5a 1090 gettimeofday
a49d3025 1091 gnu_as
2f0c136e 1092 ibm_asm
2e1913b1 1093 inet_aton
61d251db 1094 inline_asm
3b1ab197 1095 io_h
abfc8d05 1096 isatty
46df708b
MS
1097 isinf
1098 isnan
8772997d 1099 jack_port_get_latency_range
9f5ff83f 1100 ldbrx
0b4a1821
AS
1101 libdc1394_1
1102 libdc1394_2
a33cab3a 1103 llrint
07876e25 1104 llrintf
d96cd429
MR
1105 local_aligned_16
1106 local_aligned_8
a5b64584 1107 localtime_r
291fd18a 1108 log2
6b7c7703 1109 log2f
85dd97ad 1110 loongson
a33cab3a 1111 lrint
c88f5d72 1112 lrintf
f8aa696f
DB
1113 machine_ioctl_bt848_h
1114 machine_ioctl_meteor_h
c88f5d72 1115 malloc_h
73f6d31e 1116 MapViewOfFile
c88f5d72 1117 memalign
6ffa87d3 1118 mkstemp
0328b9ea 1119 mmap
d3d3a32c 1120 nanosleep
5699884c 1121 netinet_sctp_h
3e0b1c9a 1122 poll_h
1f91cdce 1123 posix_memalign
07b28702 1124 rdtsc
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
cdee08e3 1143 struct_pollfd
3e0b1c9a 1144 struct_rusage_ru_maxrss
b4d68544 1145 struct_sockaddr_in6
3b2372bf 1146 struct_sockaddr_sa_len
33a4dbdd 1147 struct_sockaddr_storage
a6a4793d 1148 struct_v4l2_frmivalenum_discrete
b462d132 1149 symver
b462d132 1150 symver_asm_label
3e0b1c9a 1151 symver_gnu_asm
bcc73960 1152 sysconf
b9e22269 1153 sysctl
b58412f1 1154 sys_mman_h
06bb5905 1155 sys_param_h
b091aa44 1156 sys_resource_h
81644c2e 1157 sys_select_h
deb29777 1158 sys_soundcard_h
e64bceea 1159 sys_time_h
1b6e8b73 1160 sys_videoio_h
b265431e 1161 threads
23d3931a 1162 trunc
7b04b8a0 1163 truncf
542920b7 1164 unistd_h
d3d3a32c 1165 usleep
ce742de2 1166 vfp_args
7c5bfe7a 1167 VirtualAlloc
d3d3a32c 1168 windows_h
6ff3f3e7 1169 winsock2_h
cc078b5d 1170 xform_asm
6f74fb03 1171 xmm_clobbers
304d586d 1172 yasm
0cb78cef 1173"
44161118 1174
b6bb00b0
MR
1175# options emitted with CONFIG_ prefix but not available on command line
1176CONFIG_EXTRA="
478fd534 1177 aandct
dc4f5a1c 1178 avutil
478fd534 1179 golomb
9cad0e4e 1180 gplv3
478fd534
DB
1181 h264chroma
1182 h264dsp
1183 h264pred
915a2a0a 1184 h264qpel
478fd534 1185 huffman
9cad0e4e 1186 lgplv3
478fd534 1187 lpc
b6bb00b0
MR
1188"
1189
520cc7f1 1190CMDLINE_SELECT="
3f5b56e5 1191 $ARCH_EXT_LIST
520cc7f1 1192 $CONFIG_LIST
8eee7025 1193 $THREADS_LIST
c8a4ae00 1194 asm
db6107b6 1195 cross_compile
520cc7f1
MR
1196 debug
1197 extra_warnings
8c6afa4d 1198 logging
d2bbb2f7 1199 optimizations
9baec618 1200 symver
7595a5e4 1201 yasm
520cc7f1 1202"
426be5dc
DB
1203
1204PATHS_LIST='
d156bede 1205 bindir
14a8acf1 1206 datadir
26759c44
MR
1207 incdir
1208 libdir
26759c44
MR
1209 mandir
1210 prefix
1211 shlibdir
426be5dc
DB
1212'
1213
1214CMDLINE_SET="
1215 $PATHS_LIST
121d78d0 1216 ar
426be5dc 1217 arch
313c46a6 1218 as
426be5dc
DB
1219 build_suffix
1220 cc
1221 cpu
1222 cross_prefix
50567afa 1223 dep_cc
ac63af34 1224 extra_version
9da6609f
MR
1225 host_cc
1226 host_cflags
1227 host_ldflags
1228 host_libs
82bb3329 1229 host_os
684b28e0 1230 ld
426be5dc 1231 logfile
4ae40685 1232 malloc_prefix
89641463 1233 nm
9cd7b854 1234 optflags
3f8040db 1235 pkg_config
2fad0977 1236 samples
c5200f17
MR
1237 sysinclude
1238 sysroot
a7ada2ba 1239 target_exec
26759c44 1240 target_os
a7ada2ba 1241 target_path
426be5dc 1242"
520cc7f1 1243
89f2932b
MR
1244CMDLINE_APPEND="
1245 extra_cflags
1246"
1247
912f3148
DB
1248# code dependency declarations
1249
9eeed841 1250# architecture extensions
808fa33c 1251
a2fc0f6a
MR
1252armv5te_deps="arm"
1253armv6_deps="arm"
ab5cb084 1254armv6t2_deps="arm"
a2fc0f6a 1255armvfp_deps="arm"
808fa33c 1256neon_deps="arm"
93eb8e4d 1257vfpv3_deps="armvfp"
808fa33c 1258
e241ba14 1259mmi_deps="mips"
808fa33c
MR
1260
1261altivec_deps="ppc"
1262ppc4xx_deps="ppc"
1263
1264vis_deps="sparc"
1265
7f8c3d1f 1266x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1267amd3dnow_deps="mmx"
1268amd3dnowext_deps="amd3dnow"
9eeed841 1269mmx_deps="x86"
75aa95a6 1270mmx2_deps="mmx"
75aa95a6
DB
1271sse_deps="mmx"
1272ssse3_deps="sse"
87f1355f 1273avx_deps="ssse3"
9eeed841 1274
59782b82 1275aligned_stack_if_any="ppc x86"
e939cedd 1276fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1277fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1278fast_unaligned_if_any="armv6 ppc x86"
669b5583 1279
6fec122a 1280inline_asm_deps="!tms470"
3e0b1c9a 1281need_memalign="altivec neon sse"
89e053f8 1282
b462d132
MR
1283symver_if_any="symver_asm_label symver_gnu_asm"
1284
26fbcc85 1285# subsystems
dc609252 1286dct_select="rdft"
26fbcc85
MR
1287mdct_select="fft"
1288rdft_select="fft"
c4f5c2d6 1289mpegaudiodsp_select="dct"
26fbcc85 1290
5666fd73 1291# decoders / encoders / hardware accelerators
cfc2a0cf 1292aac_decoder_select="mdct sinewin"
4538729a 1293aac_encoder_select="mdct sinewin"
136e19e1 1294aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1295ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1296ac3_encoder_select="mdct ac3dsp"
3d269059 1297ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1298alac_encoder_select="lpc"
b781cc12 1299amrnb_decoder_select="lsp"
2b2a597e 1300amrwb_decoder_select="lsp"
4538729a 1301atrac1_decoder_select="mdct sinewin"
26fbcc85 1302atrac3_decoder_select="mdct"
a33657ce
DB
1303binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1304binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1305cavs_decoder_select="golomb"
4538729a 1306cook_decoder_select="mdct sinewin"
2eef7c62 1307cscd_decoder_suggest="zlib"
26fbcc85 1308dca_decoder_select="mdct"
e8ed9b7a 1309dnxhd_encoder_select="aandct"
2eef7c62 1310dxa_decoder_select="zlib"
baf91bb9 1311eac3_decoder_select="ac3_decoder"
aa47c35d 1312eac3_encoder_select="mdct ac3dsp"
84c04e25 1313eamad_decoder_select="aandct"
e8ed9b7a 1314eatgq_decoder_select="aandct"
d52b39c7 1315eatqi_decoder_select="aandct"
4f034993
MR
1316ffv1_decoder_select="golomb"
1317flac_decoder_select="golomb"
f4d608e3 1318flac_encoder_select="golomb lpc"
2eef7c62
AJ
1319flashsv_decoder_select="zlib"
1320flashsv_encoder_select="zlib"
c2d23309 1321flashsv2_decoder_select="zlib"
4414137e 1322flv_decoder_select="h263_decoder"
4d4b4bd1 1323flv_encoder_select="h263_encoder"
3447f12d 1324fraps_decoder_select="huffman"
e8ed9b7a 1325h261_encoder_select="aandct"
7f647ae0 1326h263_decoder_select="h263_parser"
e8ed9b7a 1327h263_encoder_select="aandct"
95a61cfc 1328h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1329h263i_decoder_select="h263_decoder"
fe629c2d 1330h263p_encoder_select="h263_encoder"
915a2a0a 1331h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1332h264_dxva2_hwaccel_deps="dxva2api_h"
1333h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1334h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1335h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1336h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1337iac_decoder_select="fft mdct sinewin"
56c8227d 1338imc_decoder_select="fft mdct sinewin"
4f034993
MR
1339jpegls_decoder_select="golomb"
1340jpegls_encoder_select="golomb"
e8ed9b7a 1341ljpeg_encoder_select="aandct"
4f034993 1342loco_decoder_select="golomb"
e8ed9b7a 1343mjpeg_encoder_select="aandct"
2cca233b 1344mlp_decoder_select="mlp_parser"
c4f5c2d6 1345mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1346mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1347mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1348mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1349mp3_decoder_select="mpegaudiodsp"
1350mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1351mp3adufloat_decoder_select="mpegaudiodsp"
1352mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1353mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1354mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1355mpc7_decoder_select="mpegaudiodsp"
1356mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1357mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1358mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1359mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1360mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1361mpeg1video_encoder_select="aandct"
164aab02
LA
1362mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1363mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1364mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1365mpeg2video_encoder_select="aandct"
1366mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1367mpeg4_encoder_select="h263_encoder"
95a61cfc 1368mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1369mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1370msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1371msmpeg4v1_encoder_select="h263_encoder"
4414137e 1372msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1373msmpeg4v2_encoder_select="h263_encoder"
4414137e 1374msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1375msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1376nellymoser_decoder_select="mdct sinewin"
1377nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1378png_decoder_select="zlib"
1379png_encoder_select="zlib"
b781cc12 1380qcelp_decoder_select="lsp"
c4f5c2d6 1381qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1382ra_144_encoder_select="lpc"
9f43fdda 1383ralf_decoder_select="golomb"
a8beb22f 1384rv10_decoder_select="h263_decoder"
b2bf38b4 1385rv10_encoder_select="h263_encoder"
a8beb22f 1386rv20_decoder_select="h263_decoder"
b2bf38b4 1387rv20_encoder_select="h263_encoder"
915a2a0a
DB
1388rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1389rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1390shorten_decoder_select="golomb"
b781cc12 1391sipr_decoder_select="lsp"
05aec7bb
MR
1392snow_decoder_select="dwt"
1393snow_encoder_select="aandct dwt"
19ecfb8a 1394svq1_encoder_select="aandct"
915a2a0a 1395svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1396svq3_decoder_suggest="zlib"
4eef77c1 1397theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1398tiff_decoder_suggest="zlib"
1399tiff_encoder_suggest="zlib"
aec09a00 1400truehd_decoder_select="mlp_decoder"
2eef7c62 1401tscc_decoder_select="zlib"
4538729a 1402twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1403vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1404vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1405vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1406vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1407vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1408vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1409vorbis_decoder_select="mdct"
1410vorbis_encoder_select="mdct"
3447f12d 1411vp6_decoder_select="huffman"
e82dc4c9
DB
1412vp6a_decoder_select="vp6_decoder"
1413vp6f_decoder_select="vp6_decoder"
915a2a0a 1414vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1415wmapro_decoder_select="mdct sinewin"
1416wmav1_decoder_select="mdct sinewin"
1417wmav1_encoder_select="mdct sinewin"
1418wmav2_decoder_select="mdct sinewin"
1419wmav2_encoder_select="mdct sinewin"
1420wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1421wmv1_decoder_select="h263_decoder"
665507aa 1422wmv1_encoder_select="h263_encoder"
f95bfab0 1423wmv2_decoder_select="h263_decoder"
1746e2a9 1424wmv2_encoder_select="h263_encoder"
015f8ee0 1425wmv3_decoder_select="vc1_decoder"
f0f86627 1426wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1427wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1428wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1429wmv3image_decoder_select="wmv3_decoder"
0e714f88 1430zerocodec_decoder_select="zlib"
2eef7c62
AJ
1431zlib_decoder_select="zlib"
1432zlib_encoder_select="zlib"
1433zmbv_decoder_select="zlib"
1434zmbv_encoder_select="zlib"
30fd06be 1435
0afab17e 1436vaapi_deps="va_va_h"
ac3dbb4d 1437vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1438vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1439
28b80940 1440# parsers
6a7c5312 1441h264_parser_select="golomb h264dsp h264pred"
28b80940 1442
912f3148 1443# external libraries
c9171a83 1444libfaac_encoder_deps="libfaac"
299c77d5
MR
1445libgsm_decoder_deps="libgsm"
1446libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1447libgsm_ms_decoder_deps="libgsm"
1448libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1449libilbc_decoder_deps="libilbc"
1450libilbc_encoder_deps="libilbc"
1cc60c47 1451libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1452libopencore_amrnb_decoder_deps="libopencore_amrnb"
1453libopencore_amrnb_encoder_deps="libopencore_amrnb"
1454libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1455libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1456libschroedinger_decoder_deps="libschroedinger"
1457libschroedinger_encoder_deps="libschroedinger"
ae14f311 1458libspeex_decoder_deps="libspeex"
b606a017 1459libspeex_encoder_deps="libspeex"
150d2772 1460libtheora_encoder_deps="libtheora"
d89e738a 1461libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1462libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1463libvorbis_encoder_deps="libvorbis"
8299a7f8 1464libvpx_decoder_deps="libvpx"
ee0e9146 1465libvpx_encoder_deps="libvpx"
1cc60c47 1466libx264_encoder_deps="libx264"
de295976 1467libxavs_encoder_deps="libxavs"
1cc60c47 1468libxvid_encoder_deps="libxvid"
30fd06be 1469
912f3148 1470# demuxers / muxers
c2dd0e9e 1471ac3_demuxer_select="ac3_parser"
647c2356 1472asf_stream_muxer_select="asf_muxer"
4e622dea 1473avisynth_demuxer_deps="avisynth"
c2dd0e9e 1474dirac_demuxer_select="dirac_parser"
5b423887 1475eac3_demuxer_select="ac3_parser"
c2dd0e9e 1476flac_demuxer_select="flac_parser"
647c2356 1477ipod_muxer_select="mov_muxer"
647c2356 1478matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1479matroska_demuxer_suggest="zlib bzlib"
1480mov_demuxer_suggest="zlib"
c2dd0e9e 1481mp3_demuxer_select="mpegaudio_parser"
647c2356 1482mp4_muxer_select="mov_muxer"
2439bd86 1483mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1484mpegtsraw_demuxer_select="mpegts_demuxer"
1485mxf_d10_muxer_select="mxf_muxer"
24ca518b 1486ogg_demuxer_select="golomb"
647c2356 1487psp_muxer_select="mov_muxer"
44594cc7 1488rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1489rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1490rtsp_demuxer_select="http_protocol rtpdec"
1491rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1492sap_demuxer_select="sdp_demuxer"
2aab70c4 1493sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1494sdp_demuxer_select="rtpdec"
f1e94694 1495spdif_muxer_select="aac_parser"
647c2356
DB
1496tg2_muxer_select="mov_muxer"
1497tgp_muxer_select="mov_muxer"
6bdaa5f4 1498w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1499
1500# indevs / outdevs
38e54a75 1501alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1502alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1503bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1504dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1505fbdev_indev_deps="linux_fb_h"
38e54a75 1506jack_indev_deps="jack_jack_h"
e417d80d 1507libcdio_indev_deps="libcdio"
38e54a75 1508libdc1394_indev_deps="libdc1394"
38e54a75
SS
1509oss_indev_deps_any="soundcard_h sys_soundcard_h"
1510oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1511pulse_indev_deps="libpulse"
15d59d2c
B
1512sndio_indev_deps="sndio_h"
1513sndio_outdev_deps="sndio_h"
38e54a75 1514v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1515vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1516vfwcap_indev_extralibs="-lavicap32"
38e54a75 1517x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1518
912f3148 1519# protocols
3fff6382 1520gopher_protocol_deps="network"
c40e1757
JS
1521httpproxy_protocol_deps="network"
1522httpproxy_protocol_select="tcp_protocol"
c08fb000 1523http_protocol_deps="network"
279a0c97 1524http_protocol_select="tcp_protocol"
183baead 1525https_protocol_select="tls_protocol"
c3b57d6e
DB
1526librtmp_protocol_deps="librtmp"
1527librtmpe_protocol_deps="librtmp"
1528librtmps_protocol_deps="librtmp"
1529librtmpt_protocol_deps="librtmp"
1530librtmpte_protocol_deps="librtmp"
c60a2d70 1531mmsh_protocol_select="http_protocol"
b4cf3f6c 1532mmst_protocol_deps="network"
c3b57d6e 1533rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1534rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1535rtmphttp_protocol_deps="!librtmp_protocol"
1536rtmphttp_protocol_select="http_protocol"
1537rtmpt_protocol_deps="!librtmp_protocol"
1538rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1539rtp_protocol_select="udp_protocol"
5699884c 1540sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1541tcp_protocol_deps="network"
558d192d
MS
1542tls_protocol_deps_any="openssl gnutls"
1543tls_protocol_select="tcp_protocol"
c08fb000
AB
1544udp_protocol_deps="network"
1545
6ebf0bfc 1546# filters
13fabd7a 1547blackframe_filter_deps="gpl"
ce6b6ef6 1548boxblur_filter_deps="gpl"
68b79bfc 1549cropdetect_filter_deps="gpl"
b157be1f 1550delogo_filter_deps="gpl"
a5b64584 1551drawtext_filter_deps="libfreetype"
2e5ff4d0 1552frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1553frei0r_filter_extralibs='$ldl'
a42bb9d6 1554frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1555frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1556hqdn3d_filter_deps="gpl"
d371e7b9 1557resample_filter_deps="avresample"
cf69ad35 1558ocv_filter_deps="libopencv"
2f296e39 1559scale_filter_deps="swscale"
acbac567 1560yadif_filter_deps="gpl"
6ebf0bfc 1561
5a0f7131
MR
1562# libraries
1563avdevice_deps="avcodec avformat"
1564avformat_deps="avcodec"
f7679c54 1565
912f3148 1566# programs
ce03b088
AK
1567avconv_deps="avcodec avfilter avformat avresample swscale
1568 aformat_filter asyncts_filter
1569 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1570avplay_deps="avcodec avformat swscale sdl"
1571avplay_select="rdft"
9e12f0bf 1572avprobe_deps="avcodec avformat"
b263bf66 1573avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1574avserver_extralibs='$ldl'
a2830dca 1575
c73f65d9 1576doc_deps="texi2html"
912f3148 1577
57442411
MR
1578# tests
1579
1580test_deps(){
1581 suf1=$1
1582 suf2=$2
1583 shift 2
1584 for v; do
1585 dep=${v%=*}
1586 tests=${v#*=}
1587 for name in ${tests}; do
908f12f3 1588 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1589 done
1590 done
1591}
1592
908f12f3
MR
1593mxf_d10_test_deps="avfilter"
1594seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1595
57442411
MR
1596test_deps _muxer _demuxer \
1597 aiff \
1598 pcm_alaw=alaw \
1599 asf \
1600 au \
1601 avi \
1602 dv=dv_fmt \
1603 ffm \
1604 flv=flv_fmt \
1605 gxf \
1606 matroska=mkv \
1607 mmf \
1608 mov \
1609 pcm_mulaw=mulaw \
0218808d 1610 mxf="mxf mxf_d10" \
57442411
MR
1611 nut \
1612 ogg \
1613 rawvideo=pixfmt \
1614 rm \
1615 swf \
1616 mpegts=ts \
1617 voc \
1618 wav \
1619 yuv4mpegpipe=yuv4mpeg \
1620
1621mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1622
de6d9b64 1623# default parameters
8a608357 1624
19bd477d 1625logfile="config.log"
8a608357
MR
1626
1627# installation paths
c9d19248
MR
1628prefix_default="/usr/local"
1629bindir_default='${prefix}/bin'
6291d7e4 1630datadir_default='${prefix}/share/avconv'
c9d19248
MR
1631incdir_default='${prefix}/include'
1632libdir_default='${prefix}/lib'
1633mandir_default='${prefix}/share/man'
1634shlibdir_default="$libdir_default"
8a608357
MR
1635
1636# toolchain
121d78d0 1637ar_default="ar"
13c7df3d 1638cc_default="gcc"
a3d7c197 1639cc_version=\"unknown\"
9da6609f 1640host_cc_default="gcc"
11e6d03a 1641ln_s="ln -sf"
89641463 1642nm_default="nm"
11e6d03a 1643objformat="elf"
3f8040db 1644pkg_config_default=pkg-config
be7109c1 1645ranlib="ranlib"
11e6d03a 1646yasmexe="yasm"
8a608357 1647
8182dc34 1648nm_opts='-g'
3e0b1c9a 1649nogas=":"
8182dc34 1650
8a608357 1651# machine
8d4c00ed 1652arch_default=$(uname -m)
38d0a8aa 1653cpu="generic"
8a608357 1654
8a608357 1655# OS
8d4c00ed
MR
1656target_os_default=$(tolower $(uname -s))
1657host_os=$target_os_default
8a608357 1658
8a608357 1659# configurable options
055c61b8
DB
1660enable $PROGRAM_LIST
1661
5a0f7131
MR
1662enable avcodec
1663enable avdevice
cccc039f 1664enable avfilter
5a0f7131 1665enable avformat
c8af852b 1666enable avresample
dc4f5a1c 1667enable avutil
3e0b1c9a
DB
1668enable swscale
1669
3e0b1c9a
DB
1670enable asm
1671enable debug
1672enable doc
1673enable fastdiv
497237c7 1674enable network
8400d6b8 1675enable optimizations
8cfbbd92 1676enable safe_bitstream_reader
530dc538 1677enable static
a9ddb5b1 1678enable swscale_alpha
8a608357 1679
8a608357 1680# build settings
9987769a 1681SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1682AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1683LIBPREF="lib"
1684LIBSUF=".a"
c5f14466
RP
1685FULLNAME='$(NAME)$(BUILDSUF)'
1686LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1687SLIBPREF="lib"
1688SLIBSUF=".so"
c5f14466 1689SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1690SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1691SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1692LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1693SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1694SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1695
bc877faf 1696AS_O='-o $@'
7e6c86e6
MR
1697CC_O='-o $@'
1698
1d01fee9 1699host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1700host_libs='-lm'
1701
9b861379 1702target_path='$(CURDIR)'
a7ada2ba 1703
a158446b
MR
1704# since the object filename is not given with the -MM flag, the compiler
1705# is only able to print the basename, and we must add the path ourselves
c1c3933a 1706DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1707DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1708
c597172e 1709# find source path
24524f36 1710if test -f configure; then
f038cf3c 1711 source_path=.
c597172e 1712else
8477f2de 1713 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1714 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1715 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1716 test -e "$source_path/config.h" &&
1717 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1718fi
1719
13cbe2c0 1720for v in "$@"; do
b04251c5
MR
1721 r=${v#*=}
1722 l=${v%"$r"}
1723 r=$(sh_quote "$r")
29ba0911 1724 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1725done
c597172e 1726
73ef8980
MR
1727find_things(){
1728 thing=$1
1729 pattern=$2
1730 file=$source_path/$3
932ccf39 1731 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1732}
1733
1734ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1735DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1736HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1737PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1738BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1739MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1740DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1741OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1742INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1743PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1744FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1745
54e75be4
DB
1746ALL_COMPONENTS="
1747 $BSF_LIST
1748 $DECODER_LIST
1749 $DEMUXER_LIST
1750 $ENCODER_LIST
1751 $FILTER_LIST
1752 $HWACCEL_LIST
1753 $INDEV_LIST
1754 $MUXER_LIST
1755 $OUTDEV_LIST
1756 $PARSER_LIST
1757 $PROTOCOL_LIST
1758"
1759
57442411 1760find_tests(){
b9d5f1b7 1761 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1762}
1763
57442411 1764LAVF_TESTS=$(find_tests lavf)
48c28162 1765LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1766SEEK_TESTS=$(find_tests seek seek_)
57442411 1767
7263cd55 1768ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1769
8469ae22
MR
1770for n in $COMPONENT_LIST; do
1771 v=$(toupper ${n%s})_LIST
1772 eval enable \$$v
1773 eval ${n}_if_any="\$$v"
1774done
1775
54e75be4 1776enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1777
1778die_unknown(){
1779 echo "Unknown option \"$1\"."
1780 echo "See $0 --help for available options."
1781 exit 1
1782}
1783
794f8e97 1784show_list() {
bf0c4afa
RP
1785 suffix=_$1
1786 shift
2b444ea7 1787 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1788 exit 0
1789}
1790
c597172e 1791for opt do
7483e694
DB
1792 optval="${opt#*=}"
1793 case "$opt" in
0f010b2f 1794 --extra-ldflags=*) add_ldflags $optval
7483e694 1795 ;;
0f010b2f 1796 --extra-libs=*) add_extralibs $optval
7483e694 1797 ;;
8fb1cb58 1798 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1799 ;;
40bcf4c7
BL
1800 --enable-debug=*) debuglevel="$optval"
1801 ;;
36e2dea0 1802 --disable-everything)
1b15dc3c 1803 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1804 ;;
7483e694 1805 --enable-*=*|--disable-*=*)
8b93ddc3 1806 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1807 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1808 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1809 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1810 $action $(filter "$name" $list)
7483e694
DB
1811 ;;
1812 --enable-?*|--disable-?*)
5e622c40 1813 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1814 if is_in $option $COMPONENT_LIST; then
fed5d54b 1815 test $action = disable && action=unset
e3773a55
MR
1816 eval $action \$$(toupper ${option%s})_LIST
1817 elif is_in $option $CMDLINE_SELECT; then
1818 $action $option
1819 else
1820 die_unknown $opt
1821 fi
7483e694
DB
1822 ;;
1823 --list-*)
1824 NAME="${opt#--list-}"
1825 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1826 NAME=${NAME%s}
1827 eval show_list $NAME \$$(toupper $NAME)_LIST
1828 ;;
1829 --help|-h) show_help
1830 ;;
1831 *)
884a36a7 1832 optname="${opt%%=*}"
26759c44
MR
1833 optname="${optname#--}"
1834 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1835 if is_in $optname $CMDLINE_SET; then
1836 eval $optname='$optval'
1837 elif is_in $optname $CMDLINE_APPEND; then
1838 append $optname "$optval"
1839 else
1840 die_unknown $opt
1841 fi
7483e694
DB
1842 ;;
1843 esac
c597172e
MR
1844done
1845
bcea99bb
MR
1846disabled logging && logfile=/dev/null
1847
29ba0911 1848echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1849set >> $logfile
1850
9da6609f
MR
1851test -n "$cross_prefix" && enable cross_compile
1852
8d4c00ed
MR
1853if enabled cross_compile; then
1854 test -n "$arch" && test -n "$target_os" ||
1855 die "Must specify target arch and OS when cross-compiling"
1856fi
1857
1858set_default arch target_os
1859
121d78d0 1860ar_default="${cross_prefix}${ar_default}"
11e6d03a 1861cc_default="${cross_prefix}${cc_default}"
20e0ed95 1862nm_default="${cross_prefix}${nm_default}"
3f8040db 1863pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1864ranlib="${cross_prefix}${ranlib}"
adb2b908 1865
c5200f17
MR
1866sysinclude_default="${sysroot}/usr/include"
1867
e0be794a 1868set_default cc nm pkg_config sysinclude
9da6609f
MR
1869enabled cross_compile || host_cc_default=$cc
1870set_default host_cc
13c7df3d 1871
762f95e4
MR
1872if ! $pkg_config --version >/dev/null 2>&1; then
1873 warn "$pkg_config not found, library detection may fail."
1874 pkg_config=false
1875fi
1876
82bb3329
MR
1877exesuf() {
1878 case $1 in
1c69c79f 1879 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1880 esac
1881}
1882
1883EXESUF=$(exesuf $target_os)
1884HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1885
e4e69e0b 1886# set temporary file name
a49d42c2 1887: ${TMPDIR:=$TEMPDIR}
c51fafa1 1888: ${TMPDIR:=$TMP}
a49d42c2 1889: ${TMPDIR:=/tmp}
e4e69e0b 1890
a210bce2 1891if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1892 # simple replacement for missing mktemp
1893 # NOT SAFE FOR GENERAL USE
1894 mktemp(){
09a5c245 1895 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1896 }
1897fi
1898
1899tmpfile(){
1900 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1901 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1902 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1903 append TMPFILES $tmp
1904 eval $1=$tmp
1905}
1906
1907trap 'rm -f -- $TMPFILES' EXIT
54460a83 1908
55127e7b 1909tmpfile TMPASM .asm
3e0b1c9a
DB
1910tmpfile TMPC .c
1911tmpfile TMPE $EXESUF
1912tmpfile TMPH .h
1913tmpfile TMPO .o
1914tmpfile TMPS .S
1915tmpfile TMPSH .sh
1916tmpfile TMPV .ver
54460a83
MR
1917
1918unset -f mktemp
e4e69e0b 1919
fb3c4ffc
MR
1920chmod +x $TMPE
1921
993f2d0f
MR
1922# make sure we can execute files in $TMPDIR
1923cat > $TMPSH 2>> $logfile <<EOF
1924#! /bin/sh
1925EOF
1926chmod +x $TMPSH >> $logfile 2>&1
1927if ! $TMPSH >> $logfile 2>&1; then
1928 cat <<EOF
1929Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1930variable to another directory and make sure that it is not mounted noexec.
1931EOF
1932 die "Sanity test failed."
1933fi
993f2d0f 1934
3e0b1c9a 1935filter_asflags=echo
19b4c628
MR
1936filter_cflags=echo
1937filter_cppflags=echo
19b4c628 1938
613a4e3f
MR
1939if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1940 cc_type=llvm_gcc
1941 cc_version=__VERSION__
1942 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1943 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1944 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1945 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1946 speed_cflags='-O3'
1947 size_cflags='-Os'
1948elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1949 cc_type=gcc
a3d7c197 1950 cc_version=__VERSION__
5d57846b
MR
1951 gcc_version=$($cc --version | head -n1)
1952 gcc_basever=$($cc -dumpversion)
3ad464bf 1953 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1954 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1955 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1956 if ! $cc -dumpversion | grep -q '^2\.'; then
1957 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1958 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1959 fi
14ca9cd0
MR
1960 speed_cflags='-O3'
1961 size_cflags='-Os'
629687f6
MR
1962elif $cc --version 2>/dev/null | grep -q Intel; then
1963 cc_type=icc
6e3fa35d 1964 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1965 cc_ident=$($cc --version | head -n1)
bdefad73 1966 icc_version=$($cc -dumpversion)
07dec06e
MR
1967 CC_DEPFLAGS='-MMD'
1968 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1969 speed_cflags='-O3'
1970 size_cflags='-Os'
b05394a0 1971 noopt_cflags='-O1'
629687f6
MR
1972elif $cc -v 2>&1 | grep -q xlc; then
1973 cc_type=xlc
6e3fa35d 1974 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1975 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1976 speed_cflags='-O5'
1977 size_cflags='-O5 -qcompact'
df442a8d
MR
1978elif $cc -V 2>/dev/null | grep -q Compaq; then
1979 cc_type=ccc
6e3fa35d 1980 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1981 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1982 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1983 debuglevel=3
df442a8d 1984 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1985 speed_cflags='-fast'
1986 size_cflags='-O1'
6a0d5493 1987elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1988 test -d "$sysroot" || die "No valid sysroot specified."
1989 cc_type=armcc
6e3fa35d 1990 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1991 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1992 armcc_conf="$PWD/armcc.conf"
1993 $cc --arm_linux_configure \
1994 --arm_linux_config_file="$armcc_conf" \
1995 --configure_sysroot="$sysroot" \
1996 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1997 die "Error creating armcc configuration file."
bcafde61 1998 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1999 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2000 as_default="${cross_prefix}gcc"
07dec06e
MR
2001 CC_DEPFLAGS='-MMD'
2002 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2003 speed_cflags='-O3'
2004 size_cflags='-Os'
d0f0f628 2005 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2006elif $cc -version 2>/dev/null | grep -q TMS470; then
2007 cc_type=tms470
6e3fa35d 2008 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2009 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2010 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2011 CC_O='-fr=$(@D)'
2012 as_default="${cross_prefix}gcc"
2013 ld_default="${cross_prefix}gcc"
6fec122a
MR
2014 TMPO=$(basename $TMPC .c).o
2015 append TMPFILES $TMPO
2016 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2017 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2018 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2019 speed_cflags='-O3 -mf=5'
2020 size_cflags='-O3 -mf=2'
6fec122a
MR
2021 filter_cflags=tms470_flags
2022 tms470_flags(){
2023 for flag; do
2024 case $flag in
2025 -march=*|-mcpu=*)
2026 case "${flag#*=}" in
2027 armv7-a|cortex-a*) echo -mv=7a8 ;;
2028 armv7-r|cortex-r*) echo -mv=7r4 ;;
2029 armv7-m|cortex-m*) echo -mv=7m3 ;;
2030 armv6*|arm11*) echo -mv=6 ;;
2031 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2032 echo -mv=5e ;;
2033 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2034 esac
2035 ;;
2036 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2037 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2038 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2039 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2040 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2041 -g) echo -g -mn ;;
587d24ff 2042 -pds=*) echo $flag ;;
6fec122a
MR
2043 esac
2044 done
2045 }
06da6943
DC
2046elif $cc -v 2>&1 | grep -q clang; then
2047 cc_type=clang
b67a8f49
DC
2048 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2049 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2050 cc_ident=$($cc --version | head -n1)
06da6943
DC
2051 CC_DEPFLAGS='-MMD'
2052 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2053 speed_cflags='-O3'
2054 size_cflags='-Os'
2a472e9c
MK
2055elif $cc -V 2>&1 | grep -q Sun; then
2056 cc_type=suncc
2057 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2058 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2059 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2060 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2061 add_ldflags -xc99
14ca9cd0
MR
2062 speed_cflags='-O5'
2063 size_cflags='-O5 -xspace'
03279bbe
MK
2064 filter_cflags=suncc_flags
2065 suncc_flags(){
2066 for flag; do
2067 case $flag in
2068 -march=*|-mcpu=*)
2069 case "${flag#*=}" in
2070 native) echo -xtarget=native ;;
87ddc38b 2071 v9|niagara) echo -xarch=sparc ;;
03279bbe 2072 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2073 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2074 i586|pentium) echo -xchip=pentium ;;
2075 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2076 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2077 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2078 pentium4*) echo -xtarget=pentium4 ;;
2079 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2080 *-sse3) echo -xarch=sse3 ;;
2081 core2) echo -xarch=ssse3 -xchip=core2 ;;
2082 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2083 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2084 k8|opteron|athlon64|athlon-fx)
2085 echo -xarch=sse2a ;;
2086 athlon*) echo -xarch=pentium_proa ;;
2087 esac
2088 ;;
2089 -std=c99) echo -xc99 ;;
2090 -fomit-frame-pointer) echo -xregs=frameptr ;;
2091 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2092 -W*,*) echo $flag ;;
2093 -f*-*|-W*) ;;
2094 *) echo $flag ;;
2095 esac
2096 done
2097 }
180ec37d 2098elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2099 cc_type=pathscale
2100 cc_version=__PATHSCALE__
2101 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2102 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2103 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2104 speed_cflags='-O2'
2105 size_cflags='-Os'
7b2d2190 2106 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2107elif $cc -v 2>&1 | grep -q Open64; then
2108 cc_type=open64
2109 cc_version=__OPEN64__
2110 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2111 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2112 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2113 speed_cflags='-O2'
2114 size_cflags='-Os'
7b2d2190 2115 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2116elif $cc -V 2>&1 | grep -q Portland; then
2117 cc_type=pgi
2118 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2119 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2120 opt_common='-alias=ansi -Mlre -Mpre'
2121 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2122 size_cflags="-O2 -Munroll=c:1 $opt_common"
2123 noopt_cflags="-O1"
2124 filter_cflags=pgi_flags
2125 pgi_flags(){
2126 for flag; do
2127 case $flag in
2128 -fomit-frame-pointer) echo -Mnoframe ;;
2129 -g) echo -gopt ;;
2130 *) echo $flag ;;
2131 esac
2132 done
2133 }
629687f6
MR
2134fi
2135
851ffa80
MR
2136test -n "$cc_type" && enable $cc_type ||
2137 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2138
75bafbac 2139: ${as_default:=$cc}
50567afa 2140: ${dep_cc_default:=$cc}
684b28e0 2141: ${ld_default:=$cc}
121d78d0 2142set_default ar as dep_cc ld
75800dce 2143
07dec06e
MR
2144test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2145test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2146
7f32f40c 2147add_cflags $extra_cflags
2f2e6c7c 2148add_asflags $extra_cflags
7f32f40c 2149
154d432c
MR
2150if test -n "$sysroot"; then
2151 case "$cc_type" in
00ba041c 2152 gcc|llvm_gcc|clang)
467256f2 2153 add_cppflags --sysroot="$sysroot"
154d432c
MR
2154 add_ldflags --sysroot="$sysroot"
2155 ;;
6fec122a
MR
2156 tms470)
2157 add_cppflags -I"$sysinclude"
2158 add_ldflags --sysroot="$sysroot"
2159 ;;
154d432c
MR
2160 esac
2161fi
2162
d22c13a8
MR
2163if test "$cpu" = host; then
2164 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2165
2166 case "$cc_type" in
613a4e3f 2167 gcc|llvm_gcc)
d22c13a8
MR
2168 check_native(){
2169 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2170 sed -n "/cc1.*$1=/{
27ce1be8
MR
2171 s/.*$1=\\([^ ]*\\).*/\\1/
2172 p
2173 q
2174 }" $TMPE
d22c13a8
MR
2175 }
2176 cpu=$(check_native -march || check_native -mcpu)
2177 ;;
2178 esac
2179
2180 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2181fi
2182
e939cedd
MR
2183# Deal with common $arch aliases
2184case "$arch" in
2185 arm*)
2186 arch="arm"
2187 ;;
2188 mips|mipsel|IP*)
2189 arch="mips"
2190 ;;
47b1860e 2191 mips64*)
e939cedd
MR
2192 arch="mips"
2193 subarch="mips64"
2194 ;;
2195 parisc|hppa)
2196 arch="parisc"
2197 ;;
2198 parisc64|hppa64)
2199 arch="parisc"
2200 subarch="parisc64"
2201 ;;
2202 "Power Macintosh"|ppc|powerpc)
2203 arch="ppc"
2204 ;;
47b1860e 2205 ppc64|powerpc64)
e939cedd
MR
2206 arch="ppc"
2207 subarch="ppc64"
2208 ;;
2209 s390|s390x)
2210 arch="s390"
2211 ;;
2212 sh4|sh)
2213 arch="sh4"
2214 ;;
2215 sun4u|sparc64)
2216 arch="sparc"
2217 subarch="sparc64"
2218 ;;
d33ed7b3 2219 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2220 arch="x86"
2221 ;;
2222esac
2223
851ffa80 2224is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2225enable $arch
e939cedd 2226
df5cdc24 2227# Add processor-specific flags
5d54c126
MR
2228if test "$cpu" = generic; then
2229 : do nothing
2230elif enabled ppc; then
343aef9b 2231
56348891
MR
2232 case $(tolower $cpu) in
2233 601|ppc601|powerpc601)
9dbd5c3d 2234 cpuflags="-mcpu=601"
64ad53ff 2235 disable altivec
9dbd5c3d 2236 ;;
56348891 2237 603*|ppc603*|powerpc603*)
9dbd5c3d 2238 cpuflags="-mcpu=603"
64ad53ff 2239 disable altivec
9dbd5c3d 2240 ;;
56348891 2241 604*|ppc604*|powerpc604*)
9dbd5c3d 2242 cpuflags="-mcpu=604"
64ad53ff 2243 disable altivec
9dbd5c3d 2244 ;;
56348891 2245 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2246 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2247 disable altivec
9dbd5c3d 2248 ;;
56348891 2249 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2250 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2251 ;;
56348891 2252 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2253 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2254 ;;
313f9fbf 2255 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2256 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2257 ;;
313f9fbf
SM
2258 power[3-7]*)
2259 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2260 ;;
56348891 2261 cell)
9dbd5c3d
MR
2262 cpuflags="-mcpu=cell"
2263 enable ldbrx
2264 ;;
7b0b81a1
AL
2265 e500v2)
2266 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2267 disable altivec
2268 ;;
2269 e500)
2270 cpuflags="-mcpu=8540 -mhard-float"
2271 disable altivec
2272 ;;
9dbd5c3d 2273 esac
343aef9b
MR
2274
2275elif enabled x86; then
2276
9dbd5c3d
MR
2277 case $cpu in
2278 i[345]86|pentium)
2279 cpuflags="-march=$cpu"
2280 disable mmx
2281 ;;
2282 # targets that do NOT support conditional mov (cmov)
2283 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2284 cpuflags="-march=$cpu"
2285 disable cmov
2286 ;;
2287 # targets that do support conditional mov (cmov)
9ddf1b1a 2288 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2289 cpuflags="-march=$cpu"
2290 enable cmov
2291 enable fast_cmov
2292 ;;
2293 # targets that do support conditional mov but on which it's slow
2294 pentium4|pentium4m|prescott|nocona)
2295 cpuflags="-march=$cpu"
2296 enable cmov
2297 disable fast_cmov
2298 ;;
2299 esac
343aef9b
MR
2300
2301elif enabled sparc; then
2302
9dbd5c3d 2303 case $cpu in
26b7199e
MK
2304 niagara)
2305 cpuflags="-mcpu=$cpu"
2306 disable vis
2307 ;;
9dbd5c3d
MR
2308 sparc64)
2309 cpuflags="-mcpu=v9"
2310 ;;
2311 esac
343aef9b
MR
2312
2313elif enabled arm; then
2314
34ba23c9
MR
2315 case $cpu in
2316 armv*)
2317 cpuflags="-march=$cpu"
c2eae137 2318 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2319 ;;
2320 *)
2321 cpuflags="-mcpu=$cpu"
c2eae137
MR
2322 case $cpu in
2323 cortex-a*) subarch=armv7a ;;
2324 cortex-r*) subarch=armv7r ;;
9e19704a 2325 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2326 arm11*) subarch=armv6 ;;
2327 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2328 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2329 esac
34ba23c9
MR
2330 ;;
2331 esac
343aef9b
MR
2332
2333elif enabled alpha; then
2334
34ba23c9 2335 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2336
2337elif enabled bfin; then
2338
34ba23c9 2339 cpuflags="-mcpu=$cpu"
343aef9b
MR
2340
2341elif enabled mips; then
2342
34ba23c9 2343 cpuflags="-march=$cpu"
343aef9b
MR
2344
2345elif enabled avr32; then
2346
9dbd5c3d
MR
2347 case $cpu in
2348 ap7[02]0[0-2])
2349 subarch="avr32_ap"
2350 cpuflags="-mpart=$cpu"
2351 ;;
2352 ap)
2353 subarch="avr32_ap"
2354 cpuflags="-march=$cpu"
2355 ;;
2356 uc3[ab]*)
2357 subarch="avr32_uc"
2358 cpuflags="-mcpu=$cpu"
2359 ;;
2360 uc)
2361 subarch="avr32_uc"
2362 cpuflags="-march=$cpu"
2363 ;;
2364 esac
df5cdc24 2365
343aef9b
MR
2366fi
2367
df5cdc24
MR
2368add_cflags $cpuflags
2369add_asflags $cpuflags
2370
993f2d0f
MR
2371# compiler sanity check
2372check_exec <<EOF
2373int main(void){ return 0; }
2374EOF
2375if test "$?" != 0; then
2376 echo "$cc is unable to create an executable file."
2377 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2378 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2379 echo "Only do this if you know what cross compiling means."
2380 fi
2381 die "C compiler test failed."
2382fi
2383
046f081b 2384add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2385check_cflags -std=c99
50a334e4 2386check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2387#include <stdlib.h>
2388EOF
50a334e4 2389check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2390#include <stdlib.h>
2391EOF
e9b9a2f8 2392
f0125de9 2393check_host_cflags -std=c99
0a6db2a2 2394check_host_cflags -Wall
f0125de9 2395
b24dbcbd 2396case "$arch" in
e939cedd 2397 alpha|ia64|mips|parisc|sparc)
8a3c8627 2398 spic=$shared
b24dbcbd 2399 ;;
e939cedd 2400 x86)
cfdb6148 2401 subarch="x86_32"
5adc829e 2402 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2403 if test "$subarch" = "x86_64"; then
e939cedd 2404 spic=$shared
de27f4d9 2405 fi
b24dbcbd 2406 ;;
b24dbcbd
RP
2407esac
2408
343aef9b 2409enable $subarch
8a3c8627 2410enabled spic && enable pic
b24dbcbd 2411
7483e694 2412# OS specific
4f854758 2413case $target_os in
a1629e28 2414 haiku)
63ae7e7c 2415 prefix_default="/boot/common"
108caaaa 2416 network_extralibs="-lnetwork"
f59c4bd6 2417 host_libs=
a1629e28 2418 ;;
7483e694 2419 sunos)
4d58e4cb 2420 AVSERVERLDFLAGS=""
9987769a 2421 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2422 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2423 network_extralibs="-lsocket -lnsl"
779222db 2424 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2425 # When using suncc to build, the Solaris linker will mark
2426 # an executable with each instruction set encountered by
2427 # the Solaris assembler. As our libraries contain their own
2428 # guards for processor-specific code, instead suppress
2429 # generation of the HWCAPS ELF section on Solaris x86 only.
2430 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2431 nm_opts='-P -g'
7483e694
DB
2432 ;;
2433 netbsd)
a1e4b3f6 2434 disable symver
07a8eef6
MR
2435 oss_indev_extralibs="-lossaudio"
2436 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2437 ;;
2438 openbsd)
7c4a001a 2439 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2440 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2441 # however the generated executable will not do anything
2442 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2443 # Thus explicitly enable PIC here.
cd78208b 2444 enable pic
a1e4b3f6 2445 disable symver
7483e694 2446 SHFLAGS='-shared'
07a8eef6
MR
2447 oss_indev_extralibs="-lossaudio"
2448 oss_outdev_extralibs="-lossaudio"
7483e694 2449 ;;
a1e4b3f6 2450 dragonfly)
a1e4b3f6
MR
2451 disable symver
2452 ;;
2453 freebsd)
7483e694
DB
2454 ;;
2455 bsd/os)
355d81df 2456 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2457 ;;
2458 darwin)
301ab19d 2459 gas="gas-preprocessor.pl $cc"
e08b8239 2460 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2461 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2462 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2463 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2464 SLIBSUF=".dylib"
2465 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2466 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2467 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2468 objformat="macho"
1b0f6fb8 2469 enabled x86_64 && objformat="macho64"
8dfa86f7 2470 enabled_any pic shared ||
2704bd1a 2471 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2472 ;;
2473 mingw32*)
9d3f4f50 2474 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2475 disable network
2476 else
2477 target_os=mingw32
2478 fi
dcc01c06 2479 LIBTARGET=i386
1fc9fb8a 2480 if enabled x86_64; then
417516f6 2481 LIBTARGET="i386:x86-64"
336cc1b0 2482 elif enabled arm; then
15c5156d 2483 LIBTARGET=arm-wince
dcc01c06 2484 fi
fbd971a4 2485 shlibdir_default="$bindir_default"
7483e694
DB
2486 SLIBPREF=""
2487 SLIBSUF=".dll"
7483e694
DB
2488 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2489 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2490 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2491 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2492 SLIB_INSTALL_LINKS=
2493 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2494 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2495 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 2496 objformat="win32"
ec10a9ab 2497 dlltool="${cross_prefix}dlltool"
bc574408 2498 enable dos_paths
1894e741 2499 check_cflags -fno-common
e26011d0
RP
2500 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2501 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2502 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2503 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2504 ;;
2505 cygwin*)
4f854758 2506 target_os=cygwin
fbd971a4 2507 shlibdir_default="$bindir_default"
7483e694
DB
2508 SLIBPREF="cyg"
2509 SLIBSUF=".dll"
2510 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2511 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2512 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2513 objformat="win32"
bc574408 2514 enable dos_paths
1894e741 2515 check_cflags -fno-common
a7a187a1 2516 add_cppflags -U__STRICT_ANSI__
7483e694 2517 ;;
4f365f37 2518 *-dos|freedos|opendos)
4f365f37 2519 network_extralibs="-lsocket"
ff1c015d 2520 objformat="coff"
bc574408 2521 enable dos_paths
a7a187a1 2522 add_cppflags -U__STRICT_ANSI__
4f365f37 2523 ;;
7483e694 2524 linux)
046f081b 2525 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2526 enable dv1394
2527 ;;
2528 irix*)
4f854758 2529 target_os=irix
7483e694
DB
2530 ranlib="echo ignoring ranlib"
2531 ;;
d22e8442 2532 os/2*)
d22e8442 2533 ln_s="cp -f"
9297f1ed 2534 objformat="aout"
e14574eb 2535 add_cppflags -D_GNU_SOURCE
355d81df 2536 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2537 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2538 AVSERVERLDFLAGS=""
287d3b13 2539 LIBSUF="_s.a"
d22e8442
DY
2540 SLIBPREF=""
2541 SLIBSUF=".dll"
2542 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2543 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2544 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2545 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2546 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2547 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2548 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2549 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2550 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2551 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2552 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2553 enable dos_paths
d22e8442 2554 ;;
83993c1c 2555 gnu/kfreebsd)
c1f54478 2556 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2557 ;;
34e82167 2558 gnu)
f60d1366 2559 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2560 ;;
d33ed7b3
MR
2561 qnx)
2562 add_cppflags -D_QNX_SOURCE
2563 network_extralibs="-lsocket"
2564 ;;
1c69c79f
MS
2565 symbian)
2566 SLIBSUF=".dll"
2567 enable dos_paths
e3bc07f4
MS
2568 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2569 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2570 add_ldflags -Wl,--target1-abs,--no-undefined \
2571 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2572 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2573 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2574 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2575 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2576 ;;
614d8911
MR
2577 none)
2578 ;;
7483e694 2579 *)
4f924f9a 2580 die "Unknown OS '$target_os'."
7483e694
DB
2581 ;;
2582esac
2583
6555acad
MR
2584esc(){
2585 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2586}
2587
2588echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2589
13cb2187
AS
2590check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2591
c9d19248
MR
2592set_default $PATHS_LIST
2593
320d060a 2594# we need to build at least one lib type
93b3c083 2595if ! enabled_any static shared; then
320d060a
DB
2596 cat <<EOF
2597At least one library type must be built.
2598Specify --enable-static to build the static libraries or --enable-shared to
2599build the shared libraries as well. To only build the shared libraries specify
2600--disable-static in addition to --enable-shared.
2601EOF
2602 exit 1;
2603fi
2604
2184c6f7 2605die_license_disabled() {
4c27207c 2606 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2607}
2608
e417d80d 2609die_license_disabled gpl libcdio
2184c6f7 2610die_license_disabled gpl libx264
de295976 2611die_license_disabled gpl libxavs
2184c6f7 2612die_license_disabled gpl libxvid
2184c6f7
DB
2613die_license_disabled gpl x11grab
2614
2f7ae63b 2615die_license_disabled nonfree libfaac
a060866f 2616die_license_disabled nonfree openssl
b2e3c528 2617
0b175caa
DB
2618die_license_disabled version3 libopencore_amrnb
2619die_license_disabled version3 libopencore_amrwb
d89e738a 2620die_license_disabled version3 libvo_aacenc
f502ff3f 2621die_license_disabled version3 libvo_amrwbenc
0b175caa 2622
9cad0e4e 2623enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2624
40617a6d 2625disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2626
e276d9e8
MR
2627enable_pic() {
2628 enable pic
bce7b696
MR
2629 add_cppflags -DPIC
2630 add_cflags -fPIC
2631 add_asflags -fPIC
e276d9e8
MR
2632}
2633
2634enabled pic && enable_pic
bce7b696 2635
b4d96ba2
MR
2636check_cc <<EOF || die "Symbol mangling check failed."
2637int ff_extern;
2638EOF
8182dc34 2639sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2640extern_prefix=${sym%%ff_extern*}
2641
f65883c8
MR
2642check_cc <<EOF && enable inline_asm
2643void foo(void) { __asm__ volatile ("" ::); }
2644EOF
61d251db 2645
df5e3978
MR
2646_restrict=
2647for restrict_keyword in restrict __restrict__ __restrict; do
2648 check_cc <<EOF && _restrict=$restrict_keyword && break
2649void foo(char * $restrict_keyword p);
2650EOF
2651done
2652
2653check_cc <<EOF && enable attribute_packed
2654struct { int x; } __attribute__((packed)) x;
2655EOF
2656
dffb41b9
MR
2657check_cc <<EOF && enable attribute_may_alias
2658union { int x; } __attribute__((may_alias)) x;
2659EOF
2660
df5e3978
MR
2661check_cc <<EOF || die "endian test failed"
2662unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2663EOF
48fc536a 2664od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2665
e939cedd
MR
2666if enabled alpha; then
2667
2668 check_cflags -mieee
2669
2670elif enabled arm; then
e45391bb 2671
8986fddc 2672 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2673 nogas=die
50fa82e6 2674
44caaa56
MR
2675 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2676 enable vfp_args
2677 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2678 case "${cross_prefix:-$cc}" in
2679 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2680 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2681__asm__ (".eabi_attribute 28, 1");
2682int main(void) { return 0; }
2683EOF
44caaa56
MR
2684 esac
2685 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2686 fi
fa0912fe 2687
fa0912fe
MR
2688 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2689 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2690 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2691 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2692 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2693 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2694
6308729e
MR
2695 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2696
e276d9e8
MR
2697 enabled_all armv6t2 shared !pic && enable_pic
2698
fa0912fe 2699elif enabled mips; then
e45391bb 2700
fa0912fe
MR
2701 check_asm loongson '"dmult.g $1, $2, $3"'
2702 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2703
fa0912fe 2704elif enabled ppc; then
e45391bb 2705
e6a0c354
MR
2706 enable local_aligned_8 local_aligned_16
2707
135448fa 2708 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2709 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2710 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2711 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2712
2713 # AltiVec flags: The FSF version of GCC differs from the Apple version
2714 if enabled altivec; then
301ab19d 2715 nogas=warn
fa0912fe
MR
2716 check_cflags -maltivec -mabi=altivec &&
2717 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2718 check_cflags -faltivec
2719
2720 # check if our compiler supports Motorola AltiVec C API
2721 check_cc <<EOF || disable altivec
2722$inc_altivec_h
2723int main(void) {
2724 vector signed int v1, v2, v3;
2725 v1 = vec_add(v2,v3);
2726 return 0;
2727}
2728EOF
2729
2730 # check if our compiler supports braces for vector declarations
2731 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2732$inc_altivec_h
2733int main (void) { (vector int) {1}; return 0; }
2734EOF
2735 fi
e45391bb 2736
fa0912fe 2737elif enabled sparc; then
e45391bb 2738
fa0912fe
MR
2739 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2740 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2741
fa0912fe 2742elif enabled x86; then
e45391bb 2743
8e85ba8d
DB
2744 check_code ld intrin.h "__rdtsc()" && enable rdtsc
2745
e6a0c354
MR
2746 enable local_aligned_8 local_aligned_16
2747
44965991
PI
2748 # check whether EBP is available on x86
2749 # As 'i' is stored on the stack, this program will crash
2750 # if the base pointer is used to access it because the
2751 # base pointer is cleared in the inline assembly code.
7dfef245 2752 check_exec_crash <<EOF && enable ebp_available
44965991 2753 volatile int i=0;
be449fca 2754 __asm__ volatile (
44965991
PI
2755 "xorl %%ebp, %%ebp"
2756 ::: "%ebp");
2757 return i;
44965991
PI
2758EOF
2759
f494213c 2760 # check whether EBX is available on x86
7cee5421
MR
2761 check_asm ebx_available '""::"b"(0)' &&
2762 check_asm ebx_available '"":::"%ebx"'
8e380710 2763
6f74fb03
RP
2764 # check whether xmm clobbers are supported
2765 check_asm xmm_clobbers '"":::"%xmm0"'
2766
d7f0920b 2767 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2768 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2769 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2770
9cca1e40 2771 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2772 if check_cmd $yasmexe --version; then
2773 enabled x86_64 && yasm_extra="-m amd64"
2774 yasm_debug="-g dwarf2"
2775 elif check_cmd nasm -v; then
2776 yasmexe=nasm
2777 yasm_debug="-g -F dwarf"
2778 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2779 fi
2780
2781 YASMFLAGS="-f $objformat $yasm_extra"
2782 enabled pic && append YASMFLAGS "-DPIC"
2783 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2784 case "$objformat" in
2785 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2786 esac
2787
48545a8f 2788 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2789 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2790 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2791 fi
e45391bb 2792
669b5583
MR
2793 case "$cpu" in
2794 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2795 disable fast_clz
2796 ;;
2797 esac
2798
44965991
PI
2799fi
2800
301ab19d
MR
2801if enabled asm; then
2802 as=${gas:=$as}
2803 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2804 $nogas "GNU assembler not found, install gas-preprocessor"
2805fi
2806
4a7e068b
MR
2807check_ldflags -Wl,--as-needed
2808
a98bb16d
RP
2809if check_func dlopen; then
2810 ldl=
2811elif check_func dlopen -ldl; then
2812 ldl=-ldl
8bf5d58f
MN
2813fi
2814
54fe299b
DV
2815if enabled network; then
2816 check_type "sys/types.h sys/socket.h" socklen_t
2817 check_type netdb.h "struct addrinfo"
75d339e0
MS
2818 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2819 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2820 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2821 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2822 check_type poll.h "struct pollfd"
54fe299b
DV
2823 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2824 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2825 check_header netinet/sctp.h
54fe299b
DV
2826 # Prefer arpa/inet.h over winsock2
2827 if check_header arpa/inet.h ; then
2828 check_func closesocket
2829 elif check_header winsock2.h ; then
2830 check_func_headers winsock2.h closesocket -lws2 && \
2831 network_extralibs="-lws2" || \
2832 { check_func_headers winsock2.h closesocket -lws2_32 && \
2833 network_extralibs="-lws2_32"; }
2834 check_type ws2tcpip.h socklen_t
2835 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2836 check_type ws2tcpip.h "struct group_source_req"
2837 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2838 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2839 check_type winsock2.h "struct pollfd"
54fe299b
DV
2840 check_type ws2tcpip.h "struct sockaddr_in6"
2841 check_type ws2tcpip.h "struct sockaddr_storage"
2842 check_struct winsock2.h "struct sockaddr" sa_len
2843 else
2844 disable network
2845 fi
2846fi
2847
75ecf149
DB
2848# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2849check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2850
534a2231 2851check_func fcntl
7483e694 2852check_func fork
84882df6 2853check_func getaddrinfo $network_extralibs
7483e694
DB
2854check_func gethrtime
2855check_func getrusage
fc5607f8 2856check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2857check_func gettimeofday
094c09bb 2858check_func inet_aton $network_extralibs
abfc8d05 2859check_func isatty
a5b64584 2860check_func localtime_r
4ae40685 2861check_func ${malloc_prefix}memalign && enable memalign
7483e694 2862check_func mkstemp
0328b9ea 2863check_func mmap
4ae40685 2864check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2865check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2866check_func setrlimit
87958234 2867check_func strerror_r
6379900c 2868check_func strptime
47941088 2869check_func strtok_r
ea4d5f48 2870check_func sched_getaffinity
bcc73960 2871check_func sysconf
b9e22269 2872check_func sysctl
d3d3a32c 2873check_func usleep
b507ebd1 2874check_func_headers io.h setmode
fc5607f8 2875check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2876check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2877check_func_headers windows.h GetProcessTimes
61183b5a 2878check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2879check_func_headers windows.h MapViewOfFile
d3d3a32c 2880check_func_headers windows.h Sleep
7c5bfe7a 2881check_func_headers windows.h VirtualAlloc
6ffa87d3 2882
a98bb16d 2883check_header dlfcn.h
fa845061 2884check_header dxva.h
92c6a099 2885check_header dxva2api.h
3b1ab197 2886check_header io.h
a98bb16d 2887check_header malloc.h
bf6ce82d 2888check_header poll.h
b58412f1 2889check_header sys/mman.h
06bb5905 2890check_header sys/param.h
b091aa44 2891check_header sys/resource.h
bf6ce82d 2892check_header sys/select.h
e64bceea 2893check_header sys/time.h
542920b7 2894check_header unistd.h
272081b0
CEH
2895check_header vdpau/vdpau.h
2896check_header vdpau/vdpau_x11.h
d3d3a32c 2897check_header windows.h
68178ca9 2898check_header X11/extensions/XvMClib.h
a98bb16d 2899
a4fa192c 2900disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2901disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2902
ff3755cb
JG
2903if ! disabled w32threads && ! enabled pthreads; then
2904 check_func _beginthreadex && enable w32threads
2905fi
2906
57bd82d4
MR
2907# check for some common methods of building with pthread support
2908# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2909if ! disabled pthreads && ! enabled w32threads; then
2910 enable pthreads
9e7fd101
MR
2911 if check_func pthread_create; then
2912 :
2913 elif check_func pthread_create -pthread; then
2914 add_cflags -pthread
afc9aee2 2915 add_extralibs -pthread
9e7fd101
MR
2916 elif check_func pthread_create -pthreads; then
2917 add_cflags -pthreads
afc9aee2 2918 add_extralibs -pthreads
8d94f606
GT
2919 elif check_func pthread_create -lpthreadGC2; then
2920 add_extralibs -lpthreadGC2
9e7fd101 2921 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2922 disable pthreads
9e7fd101 2923 fi
57bd82d4
MR
2924fi
2925
8eee7025 2926for thread in $THREADS_LIST; do
e5f94c2b 2927 if enabled $thread; then
3ae3b721
RP
2928 test -n "$thread_type" &&
2929 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2930 thread_type="$thread"
e5f94c2b
RP
2931 fi
2932done
2933
50f7c296 2934check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2935enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2936
15333562 2937check_mathfunc cbrtf
645d2652
MR
2938check_mathfunc exp2
2939check_mathfunc exp2f
46df708b
MS
2940check_mathfunc isinf
2941check_mathfunc isnan
645d2652 2942check_mathfunc llrint
07876e25 2943check_mathfunc llrintf
645d2652
MR
2944check_mathfunc log2
2945check_mathfunc log2f
2946check_mathfunc lrint
2947check_mathfunc lrintf
2948check_mathfunc round
2949check_mathfunc roundf
23d3931a 2950check_mathfunc trunc
645d2652 2951check_mathfunc truncf
f32adb22 2952
57bd82d4 2953# these are off by default, so fail if requested and not available
a1b3c5a3 2954enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2955enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2956enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2957enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2958enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2959enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2960enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2961enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2962enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2963enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2964enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2965enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2966enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2967enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2968enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2969enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2970enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2971enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2972enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2973enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2974enabled libvpx && {
2975 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2976 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2977 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2978 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2979enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2980 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2981 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2982enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2983enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2984enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2985 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2986 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2987 die "ERROR: openssl not found"; }
8ac17293 2988
0b4a1821
AS
2989# libdc1394 check
2990if enabled libdc1394; then
2991 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2992 enable libdc1394_2; } ||
2993 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2994 enable libdc1394_1; } ||
2995 die "ERROR: No version of libdc1394 found "
2996fi
2997
9bd41bb1 2998if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
2999 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3000 enable sdl &&
3001 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3002fi
57bd82d4 3003
2270b4b2 3004texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3005
c6f95144 3006check_header linux/fb.h
06e31011 3007check_header linux/videodev2.h
a6a4793d
LB
3008check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3009
1b6e8b73 3010check_header sys/videoio.h
47f38850 3011
27796dc3 3012check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3013# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3014# w32api 3.12 had it defined wrong
3015check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3016
f8aa696f 3017# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3018{ check_header dev/bktr/ioctl_meteor.h &&
3019 check_header dev/bktr/ioctl_bt848.h; } ||
3020{ check_header machine/ioctl_meteor.h &&
3021 check_header machine/ioctl_bt848.h; } ||
3022{ check_header dev/video/meteor/ioctl_meteor.h &&
3023 check_header dev/video/bktr/ioctl_bt848.h; } ||
3024check_header dev/ic/bt8xx.h
f8aa696f 3025
15d59d2c 3026check_header sndio.h
c7682de0
RP
3027check_header sys/soundcard.h
3028check_header soundcard.h
deb29777 3029
b6f3d925 3030enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3031
8772997d
SM
3032enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3033 check_func jack_port_get_latency_range -ljack
80ff8a16 3034
15d59d2c
B
3035enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3036
e417d80d
AK
3037enabled libcdio &&
3038 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3039
4a584eda
JA
3040enabled x11grab &&
3041require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3042require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3043require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3044
ac3dbb4d
SZ
3045# check for VDA header
3046if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3047 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3048fi
3049
598ef02b 3050if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3051check_cpp_condition \
3052 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3053 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3054 disable vdpau; }
abf649c7 3055fi
deda2a4a 3056
95e561ec 3057enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3058
3059# add some useful compiler flags if supported
3060check_cflags -Wdeclaration-after-statement
dcd479c0 3061check_cflags -Wall
440e3b2f 3062check_cflags -Wno-parentheses
dcd479c0 3063check_cflags -Wno-switch
b36518dc 3064check_cflags -Wno-format-zero-length
c07bd6a9
MN
3065check_cflags -Wdisabled-optimization
3066check_cflags -Wpointer-arith
3067check_cflags -Wredundant-decls
cc1fb623 3068check_cflags -Wno-pointer-sign
f4929996 3069check_cflags -Wcast-qual
9aceb3cf 3070check_cflags -Wwrite-strings
652a5bf6 3071check_cflags -Wtype-limits
764551c6 3072check_cflags -Wundef
fc298fd9 3073check_cflags -Wmissing-prototypes
c2ed91de 3074check_cflags -Wstrict-prototypes
5af4e0cc 3075enabled extra_warnings && check_cflags -Winline
cf9d24ad 3076
57bd82d4 3077# add some linker flags
5c0e9479 3078check_ldflags -Wl,--warn-common
3510a133 3079check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3080test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3081
7e4d9d5d
RB
3082enabled xmm_clobber_test && \
3083 check_ldflags -Wl,--wrap,avcodec_open2 \
3084 -Wl,--wrap,avcodec_decode_audio4 \
3085 -Wl,--wrap,avcodec_decode_video2 \
3086 -Wl,--wrap,avcodec_decode_subtitle2 \
3087 -Wl,--wrap,avcodec_encode_audio2 \
3088 -Wl,--wrap,avcodec_encode_video \
3089 -Wl,--wrap,avcodec_encode_subtitle \
3090 -Wl,--wrap,sws_scale || \
3091 disable xmm_clobber_test
3092
a482e61b 3093echo "X{};" > $TMPV
b462d132 3094if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3095 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3096 check_cc <<EOF && enable symver_asm_label
3097void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3098void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3099EOF
3100 check_cc <<EOF && enable symver_gnu_asm
3101__asm__(".symver ff_foo,av_foo@VERSION");
3102void ff_foo(void) {}
3103EOF
3104fi
a482e61b 3105
9cd7b854
MR
3106if [ -n "$optflags" ]; then
3107 add_cflags $optflags
3108elif enabled small; then
14ca9cd0 3109 add_cflags $size_cflags
8400d6b8 3110elif enabled optimizations; then
14ca9cd0 3111 add_cflags $speed_cflags
b05394a0
MR
3112else
3113 add_cflags $noopt_cflags
cddf3f45 3114fi
11fdbc44 3115check_cflags -fno-math-errno
b2eb2ff0 3116check_cflags -fno-signed-zeros
cddf3f45 3117
629687f6 3118if enabled icc; then
b1598b58
MR
3119 # Just warnings, no remarks
3120 check_cflags -w1
3121 # -wd: Disable following warnings
3122 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3123 # 1292: attribute "foo" ignored
88de5b0a 3124 # 1419: external declaration in primary source file
b1598b58 3125 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3126 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3127 # 10156: ignoring option '-W'; no argument required
88de5b0a 3128 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3129 # 11030: Warning unknown option --as-needed
3130 # 10156: ignoring option '-export'; no argument required
3131 check_ldflags -wd10156,11030
3132 # Allow to compile with optimizations
3133 check_ldflags -march=$cpu
be2cf98a
CEH
3134 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3135 enable ebp_available
bdefad73
MR
3136 if enabled x86_32; then
3137 test ${icc_version%%.*} -ge 11 && \
3138 check_cflags -falign-stack=maintain-16-byte || \
3139 disable aligned_stack
3140 fi
df442a8d
MR
3141elif enabled ccc; then
3142 # disable some annoying warnings
3143 add_cflags -msg_disable cvtu32to64
3144 add_cflags -msg_disable embedcomment
3145 add_cflags -msg_disable needconstext
3146 add_cflags -msg_disable nomainieee
3147 add_cflags -msg_disable ptrmismatch1
3148 add_cflags -msg_disable unreachcode
973859f5
MR
3149elif enabled gcc; then
3150 check_cflags -fno-tree-vectorize
765e6134 3151 check_cflags -Werror=implicit-function-declaration
de63bfec 3152 check_cflags -Werror=missing-prototypes
9d6b2077 3153 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3154elif enabled llvm_gcc; then
3155 check_cflags -mllvm -stack-alignment=16
06da6943 3156elif enabled clang; then
5c8ef670 3157 check_cflags -mllvm -stack-alignment=16
06da6943 3158 check_cflags -Qunused-arguments
138132be
MR
3159elif enabled armcc; then
3160 # 2523: use of inline assembler is deprecated
bcafde61
MR
3161 add_cflags -W${armcc_opt},--diag_suppress=2523
3162 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3163 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3164 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3165 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3166 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3167elif enabled tms470; then
3168 add_cflags -pds=824 -pds=837
5f3b8314
MR
3169elif enabled pathscale; then
3170 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3171fi
3172
7483e694
DB
3173enabled_any $THREADS_LIST && enable threads
3174
3175check_deps $CONFIG_LIST \
b6bb00b0 3176 $CONFIG_EXTRA \
7483e694 3177 $HAVE_LIST \
54e75be4
DB
3178 $ALL_COMPONENTS \
3179 $ALL_TESTS \
f70f03f6 3180
3bfd582c 3181enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3182
be1a839c 3183! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3184 enabled_any $need_memalign && enable memalign_hack
3185
3e89171a 3186echo "install prefix $prefix"
f36958f8
DB
3187echo "source path $source_path"
3188echo "C compiler $cc"
f36958f8 3189echo "ARCH $arch ($cpu)"
ce8871c2
MR
3190if test "$build_suffix" != ""; then
3191 echo "build suffix $build_suffix"
eb94aca9 3192fi
ac63af34
DB
3193if test "$extra_version" != ""; then
3194 echo "version string suffix $extra_version"
3195fi
0db2ce77 3196echo "big-endian ${bigendian-no}"
e90f5b5a 3197echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3198if enabled x86; then
6348a96c 3199 echo "${yasmexe} ${yasm-no}"
0db2ce77 3200 echo "MMX enabled ${mmx-no}"
30e98e62 3201 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3202 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3203 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3204 echo "SSE enabled ${sse-no}"