rtmp: Add ff_rtmp_calc_digest_pos()
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
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
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
06454877
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
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170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
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DB
172 --enable-libfaac enable AAC encoding via libfaac [no]
173 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 174 --enable-libfreetype enable libfreetype [no]
c547e5ff 175 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 176 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 177 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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178 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
179 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
180 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 181 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c922411 182 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 183 --enable-librtmp enable RTMP[E] support via librtmp [no]
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DB
184 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
185 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 186 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 187 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 188 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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DB
189 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
190 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
06454877
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193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
06454877
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196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
06454877
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
06454877
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208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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222 --arch=ARCH select architecture [$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
MR
237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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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
MR
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
e155a21a
DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
DB
306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
MR
308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
MR
322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
b04251c5
MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
36e2dea0
MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
72a43668
MR
366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
799c9e9b
MR
384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
MR
403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
MR
438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
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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
MR
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
MR
476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
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495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
MR
504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
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MR
511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
MR
518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
MR
539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
MR
556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
MR
560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
MR
564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
MR
575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
cd52ec95 588 append CPPFLAGS "$@"
50a334e4
MR
589}
590
57bd82d4 591add_cflags(){
01d31e16 592 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
593}
594
2f2e6c7c 595add_asflags(){
01d31e16 596 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
597}
598
57bd82d4 599add_ldflags(){
64933b6c 600 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
601}
602
603add_extralibs(){
64933b6c 604 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
605}
606
6c3fa06a
MR
607add_host_cflags(){
608 append host_cflags $($host_cflags_filter "$@")
609}
610
611add_host_ldflags(){
612 append host_ldflags $($host_ldflags_filter "$@")
613}
614
b0cfb663 615check_cmd(){
b3cb5d51 616 log "$@"
2270b4b2 617 "$@" >> $logfile 2>&1
b0cfb663
MR
618}
619
b2704a65
MR
620cc_o(){
621 eval printf '%s\\n' $CC_O
622}
623
dcd479c0 624check_cc(){
57bd82d4 625 log check_cc "$@"
2270b4b2 626 cat > $TMPC
720c69da 627 log_file $TMPC
b2704a65 628 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c $(cc_o $TMPO) $TMPC
57bd82d4
MR
629}
630
631check_cpp(){
632 log check_cpp "$@"
2270b4b2 633 cat > $TMPC
720c69da 634 log_file $TMPC
9e7f3277 635 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
636}
637
f65883c8
MR
638check_as(){
639 log check_as "$@"
640 cat > $TMPC
641 log_file $TMPC
2f2e6c7c 642 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
643}
644
940f335a
MR
645check_asm(){
646 log check_asm "$@"
647 name="$1"
3784e82e 648 code="$2"
940f335a 649 shift 2
49214f61
MR
650 disable $name
651 check_as "$@" <<EOF && enable $name
3784e82e 652void foo(void){ __asm__ volatile($code); }
940f335a
MR
653EOF
654}
655
304d586d
LM
656check_yasm(){
657 log check_yasm "$@"
658 echo "$1" > $TMPS
659 log_file $TMPS
660 shift 1
661 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
662}
663
dcd479c0 664check_ld(){
57bd82d4 665 log check_ld "$@"
3155a644
MR
666 flags=''
667 libs=''
668 for f; do
669 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
670 done
01d31e16 671 check_cc $($cflags_filter $flags) || return
64933b6c
MR
672 flags=$($ldflags_filter $flags)
673 libs=$($ldflags_filter $libs)
7e75f9fe 674 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
675}
676
5adc829e
MR
677check_code(){
678 log check_code "$@"
679 check=$1
680 headers=$2
681 code=$3
682 shift 3
683 {
684 for hdr in $headers; do
685 echo "#include <$hdr>"
686 done
687 echo "int main(void) { $code; return 0; }"
688 } | check_$check "$@"
689}
690
50a334e4
MR
691check_cppflags(){
692 log check_cppflags "$@"
caf458dd 693 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
694int x;
695EOF
696}
697
dcd479c0 698check_cflags(){
57bd82d4 699 log check_cflags "$@"
01d31e16 700 set -- $($cflags_filter "$@")
caf458dd 701 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
702int x;
703EOF
704}
705
2ed46eea
MR
706test_ldflags(){
707 log test_ldflags "$@"
708 check_ld "$@" <<EOF
c23a0ac8 709int main(void){ return 0; }
dcd479c0
MR
710EOF
711}
712
2ed46eea
MR
713check_ldflags(){
714 log check_ldflags "$@"
715 test_ldflags "$@" && add_ldflags "$@"
716}
717
dcd479c0 718check_header(){
57bd82d4 719 log check_header "$@"
dcd479c0
MR
720 header=$1
721 shift
b77df637
MR
722 disable_safe $header
723 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
724#include <$header>
725int x;
726EOF
727}
728
729check_func(){
57bd82d4 730 log check_func "$@"
dcd479c0
MR
731 func=$1
732 shift
d8bc5f06
MR
733 disable $func
734 check_ld "$@" <<EOF && enable $func
dcd479c0 735extern int $func();
c23a0ac8 736int main(void){ $func(); }
dcd479c0
MR
737EOF
738}
739
645d2652 740check_mathfunc(){
6b73c0ae 741 log check_mathfunc "$@"
645d2652
MR
742 func=$1
743 shift
744 disable $func
745 check_ld "$@" <<EOF && enable $func
746#include <math.h>
33bd38db
MR
747float foo(float f) { return $func(f); }
748int main(void){ return 0; }
645d2652
MR
749EOF
750}
751
2446d3d6
DB
752check_func_headers(){
753 log check_func_headers "$@"
f8d7b072 754 headers=$1
edaf1ae2 755 funcs=$2
f8d7b072 756 shift 2
edaf1ae2
MR
757 {
758 for hdr in $headers; do
759 echo "#include <$hdr>"
760 done
761 for func in $funcs; do
762 echo "long check_$func(void) { return (long) $func; }"
763 done
764 echo "int main(void) { return 0; }"
765 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
766}
767
a5344cf7
SS
768check_cpp_condition(){
769 log check_cpp_condition "$@"
770 header=$1
771 condition=$2
f855b7b9 772 shift 2
cd52ec95 773 check_cpp "$@" <<EOF
a5344cf7
SS
774#include <$header>
775#if !($condition)
776#error "unsatisfied condition: $condition"
777#endif
778EOF
779}
780
57bd82d4
MR
781check_lib(){
782 log check_lib "$@"
783 header="$1"
784 func="$2"
785 shift 2
84400e9d 786 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
787}
788
f8d7b072
MR
789check_lib2(){
790 log check_lib2 "$@"
791 headers="$1"
edaf1ae2 792 funcs="$2"
f8d7b072 793 shift 2
edaf1ae2 794 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
795}
796
3f8040db
MR
797check_pkg_config(){
798 log check_pkg_config "$@"
799 pkg="$1"
800 headers="$2"
801 funcs="$3"
802 shift 3
803 $pkg_config --exists $pkg || return
804 pkg_cflags=$($pkg_config --cflags $pkg)
805 pkg_libs=$($pkg_config --libs $pkg)
806 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
807 set_safe ${pkg}_cflags $pkg_cflags &&
808 set_safe ${pkg}_libs $pkg_libs
809}
810
dcd479c0 811check_exec(){
2270b4b2 812 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
813}
814
7dfef245 815check_exec_crash(){
5e622c40 816 code=$(cat)
7dfef245
MR
817
818 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
819 # are safe but may not be available everywhere. Thus we use
820 # raise(SIGTERM) instead. The check is run in a subshell so we
821 # can redirect the "Terminated" message from the shell. SIGBUS
822 # is not defined by standard C so it is used conditionally.
823
2270b4b2 824 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
825#include <signal.h>
826static void sighandler(int sig){
827 raise(SIGTERM);
828}
e5af4a11 829int main(void){
7dfef245
MR
830 signal(SIGILL, sighandler);
831 signal(SIGFPE, sighandler);
832 signal(SIGSEGV, sighandler);
833#ifdef SIGBUS
834 signal(SIGBUS, sighandler);
835#endif
836 { $code }
837}
838EOF
839}
840
72be9e73
DY
841check_type(){
842 log check_type "$@"
843 headers=$1
844 type=$2
845 shift 2
ae550ce9 846 disable_safe "$type"
5adc829e 847 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
848}
849
14d36751
MR
850check_struct(){
851 log check_type "$@"
852 headers=$1
853 struct=$2
854 member=$3
855 shift 3
856 disable_safe "${struct}_${member}"
5adc829e
MR
857 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
858 enable_safe "${struct}_${member}"
14d36751
MR
859}
860
57bd82d4
MR
861require(){
862 name="$1"
863 header="$2"
864 func="$3"
865 shift 3
866 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
867}
868
f8d7b072
MR
869require2(){
870 name="$1"
871 headers="$2"
872 func="$3"
873 shift 3
874 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
875}
876
3f8040db
MR
877require_pkg_config(){
878 pkg="$1"
879 check_pkg_config "$@" || die "ERROR: $pkg not found"
880 add_cflags $(get_safe ${pkg}_cflags)
881 add_extralibs $(get_safe ${pkg}_libs)
882}
883
f0125de9
MR
884check_host_cc(){
885 log check_host_cc "$@"
886 cat > $TMPC
887 log_file $TMPC
888 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
889}
890
891check_host_cflags(){
892 log check_host_cflags "$@"
6c3fa06a 893 set -- $($host_cflags_filter "$@")
f0125de9
MR
894 check_host_cc "$@" <<EOF && append host_cflags "$@"
895int x;
896EOF
897}
898
c505dd31
MR
899apply(){
900 file=$1
901 shift
902 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
903}
904
c34681df 905cp_if_changed(){
5e27ec28
MR
906 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
907 mkdir -p "$(dirname $2)"
908 cp -f "$1" "$2"
c34681df
MR
909}
910
dcd61286
DB
911# CONFIG_LIST contains configurable options, while HAVE_LIST is for
912# system-dependent things.
913
4a0d6686
AJ
914COMPONENT_LIST="
915 bsfs
916 decoders
917 demuxers
918 encoders
3cde40aa 919 filters
5666fd73 920 hwaccels
c552605c 921 indevs
4a0d6686 922 muxers
c552605c 923 outdevs
4a0d6686
AJ
924 parsers
925 protocols
926"
927
055c61b8
DB
928PROGRAM_LIST="
929 avconv
930 avplay
931 avprobe
932 avserver
055c61b8
DB
933"
934
4a0d6686
AJ
935CONFIG_LIST="
936 $COMPONENT_LIST
055c61b8 937 $PROGRAM_LIST
a5444fee 938 ac3dsp
5a0f7131
MR
939 avcodec
940 avdevice
f7679c54 941 avfilter
5a0f7131 942 avformat
c8af852b 943 avresample
c88f5d72 944 avisynth
f402916e 945 bzlib
7f3f5f46 946 dct
c73f65d9 947 doc
05aec7bb 948 dwt
92c6a099 949 dxva2
27a9466b 950 fastdiv
1848f7d9 951 fft
47941088 952 frei0r
bc8c1395 953 gnutls
c88f5d72 954 gpl
d8d0d0b2 955 gray
3abe5fbd 956 hardcoded_tables
e417d80d 957 libcdio
f7b8bffe 958 libdc1394
2eed5a46 959 libfaac
37eeb5e2 960 libfdk_aac
a5b64584 961 libfreetype
c88f5d72 962 libgsm
3641b048 963 libilbc
6ebe07fb 964 libmp3lame
0b175caa
DB
965 libopencore_amrnb
966 libopencore_amrwb
6ebf0bfc 967 libopencv
9a77d59a 968 libopenjpeg
0de9c41f 969 libpulse
0f943ce6 970 librtmp
f7cd9eed 971 libschroedinger
ae14f311 972 libspeex
150d2772 973 libtheora
d89e738a 974 libvo_aacenc
f502ff3f 975 libvo_amrwbenc
c88f5d72 976 libvorbis
8299a7f8 977 libvpx
1cc60c47 978 libx264
de295976 979 libxavs
1cc60c47 980 libxvid
b781cc12 981 lsp
47a158cb 982 mdct
c88f5d72 983 memalign_hack
c4f5c2d6 984 mpegaudiodsp
c88f5d72 985 network
3fe142e2 986 nonfree
a060866f 987 openssl
8a3c8627 988 pic
68602540 989 rdft
44b70ce5 990 rtpdec
e90f5b5a 991 runtime_cpudetect
8cfbbd92 992 safe_bitstream_reader
2e35e684 993 shared
4538729a 994 sinewin
bd2216e4 995 small
6b35d421 996 sram
2e35e684 997 static
5a0f7131 998 swscale
a9ddb5b1 999 swscale_alpha
8986fddc 1000 thumb
17492d5e 1001 vaapi
ac3dbb4d 1002 vda
17492d5e 1003 vdpau
9cad0e4e 1004 version3
7e4d9d5d 1005 xmm_clobber_test
56a059ac 1006 x11grab
c88f5d72 1007 zlib
4a0d6686 1008"
c88f5d72 1009
8eee7025 1010THREADS_LIST='
8eee7025
DB
1011 pthreads
1012 w32threads
1013'
1014
3f5b56e5
MR
1015ARCH_LIST='
1016 alpha
a2fc0f6a 1017 arm
fdcd782d
MR
1018 avr32
1019 avr32_ap
1020 avr32_uc
3f5b56e5
MR
1021 bfin
1022 ia64
1023 m68k
1024 mips
bae3abb0 1025 mips64
3f5b56e5 1026 parisc
79cb09b2 1027 ppc
34d11b87 1028 ppc64
3f5b56e5
MR
1029 s390
1030 sh4
1031 sparc
1032 sparc64
0844bae1 1033 tomi
3f5b56e5
MR
1034 x86
1035 x86_32
1036 x86_64
1037'
1038
1039ARCH_EXT_LIST='
1ac9331a 1040 altivec
3bf96eec 1041 amd3dnow
a1ef9f08 1042 amd3dnowext
1ac9331a 1043 armv5te
edab3048 1044 armv6
ab5cb084 1045 armv6t2
f55b299a 1046 armvfp
87f1355f 1047 avx
3f5b56e5
MR
1048 mmi
1049 mmx
d7f0920b 1050 mmx2
6b18d278 1051 neon
799fde37 1052 ppc4xx
1bb04d5a 1053 sse
9eeed841 1054 ssse3
93eb8e4d 1055 vfpv3
bd9d34a0 1056 vis
3f5b56e5
MR
1057'
1058
a3e02a8c
MR
1059HAVE_LIST_PUB='
1060 bigendian
d268eee9 1061 fast_unaligned
a3e02a8c
MR
1062'
1063
3f5b56e5
MR
1064HAVE_LIST="
1065 $ARCH_EXT_LIST
a3e02a8c 1066 $HAVE_LIST_PUB
3f5b56e5 1067 $THREADS_LIST
be1a839c 1068 aligned_malloc
59782b82 1069 aligned_stack
35fd8122 1070 alsa_asoundlib_h
3f5b56e5 1071 altivec_h
c9fdab0d 1072 arpa_inet_h
6308729e 1073 asm_mod_y
dffb41b9 1074 attribute_may_alias
e7ea5e3d 1075 attribute_packed
15333562 1076 cbrtf
ecf97f22 1077 closesocket
1ac9331a 1078 cmov
c0ee695b 1079 cpuid
c88f5d72 1080 dcbzl
f8aa696f
DB
1081 dev_bktr_ioctl_bt848_h
1082 dev_bktr_ioctl_meteor_h
1083 dev_ic_bt8xx_h
f8aa696f 1084 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1085 dev_video_meteor_ioctl_meteor_h
18b67ae5 1086 dlfcn_h
c88f5d72 1087 dlopen
bc574408 1088 dos_paths
fa845061 1089 dxva_h
245626d0
DB
1090 ebp_available
1091 ebx_available
6b7c7703
VS
1092 exp2
1093 exp2f
c2a29455 1094 fast_64bit
669b5583 1095 fast_clz
7073e9fc 1096 fast_cmov
534a2231 1097 fcntl
9d99cc5a 1098 fork
84882df6 1099 getaddrinfo
da9e86f8 1100 gethrtime
667fb97a 1101 getopt
02e8f427 1102 GetProcessAffinityMask
fc5607f8 1103 GetProcessMemoryInfo
4e68cb8a 1104 GetProcessTimes
61183b5a 1105 GetSystemTimeAsFileTime
66be5b45 1106 getrusage
61183b5a 1107 gettimeofday
a49d3025 1108 gnu_as
2f0c136e 1109 ibm_asm
2e1913b1 1110 inet_aton
61d251db 1111 inline_asm
3b1ab197 1112 io_h
abfc8d05 1113 isatty
46df708b
MS
1114 isinf
1115 isnan
8772997d 1116 jack_port_get_latency_range
9f5ff83f 1117 ldbrx
0b4a1821
AS
1118 libdc1394_1
1119 libdc1394_2
a33cab3a 1120 llrint
07876e25 1121 llrintf
d96cd429
MR
1122 local_aligned_16
1123 local_aligned_8
a5b64584 1124 localtime_r
291fd18a 1125 log2
6b7c7703 1126 log2f
85dd97ad 1127 loongson
a33cab3a 1128 lrint
c88f5d72 1129 lrintf
f8aa696f
DB
1130 machine_ioctl_bt848_h
1131 machine_ioctl_meteor_h
c88f5d72 1132 malloc_h
73f6d31e 1133 MapViewOfFile
c88f5d72 1134 memalign
6ffa87d3 1135 mkstemp
f80ddd5b 1136 mm_empty
0328b9ea 1137 mmap
d3d3a32c 1138 nanosleep
5699884c 1139 netinet_sctp_h
3e0b1c9a 1140 poll_h
1f91cdce 1141 posix_memalign
07b28702 1142 rdtsc
183b1c22 1143 rint
a33cab3a
MK
1144 round
1145 roundf
358d854d 1146 rweflags
ea4d5f48 1147 sched_getaffinity
c88f5d72
MR
1148 sdl
1149 sdl_video_size
b507ebd1 1150 setmode
3e0b1c9a 1151 setrlimit
d3d3a32c 1152 Sleep
15d59d2c 1153 sndio_h
72be9e73 1154 socklen_t
deb29777 1155 soundcard_h
87958234 1156 strerror_r
6379900c 1157 strptime
47941088 1158 strtok_r
c0018613 1159 struct_addrinfo
75d339e0
MS
1160 struct_group_source_req
1161 struct_ip_mreq_source
b4d68544 1162 struct_ipv6_mreq
cdee08e3 1163 struct_pollfd
3e0b1c9a 1164 struct_rusage_ru_maxrss
b4d68544 1165 struct_sockaddr_in6
3b2372bf 1166 struct_sockaddr_sa_len
33a4dbdd 1167 struct_sockaddr_storage
a6a4793d 1168 struct_v4l2_frmivalenum_discrete
b462d132 1169 symver
b462d132 1170 symver_asm_label
3e0b1c9a 1171 symver_gnu_asm
bcc73960 1172 sysconf
b9e22269 1173 sysctl
b58412f1 1174 sys_mman_h
06bb5905 1175 sys_param_h
b091aa44 1176 sys_resource_h
81644c2e 1177 sys_select_h
deb29777 1178 sys_soundcard_h
e64bceea 1179 sys_time_h
1b6e8b73 1180 sys_videoio_h
b265431e 1181 threads
23d3931a 1182 trunc
7b04b8a0 1183 truncf
542920b7 1184 unistd_h
d3d3a32c 1185 usleep
ce742de2 1186 vfp_args
7c5bfe7a 1187 VirtualAlloc
d3d3a32c 1188 windows_h
6ff3f3e7 1189 winsock2_h
cc078b5d 1190 xform_asm
3f150ffb 1191 xgetbv
6f74fb03 1192 xmm_clobbers
304d586d 1193 yasm
0cb78cef 1194"
44161118 1195
b6bb00b0
MR
1196# options emitted with CONFIG_ prefix but not available on command line
1197CONFIG_EXTRA="
478fd534 1198 aandct
dc4f5a1c 1199 avutil
478fd534 1200 golomb
9cad0e4e 1201 gplv3
478fd534
DB
1202 h264chroma
1203 h264dsp
1204 h264pred
915a2a0a 1205 h264qpel
478fd534 1206 huffman
9cad0e4e 1207 lgplv3
478fd534 1208 lpc
ab9f9876 1209 vp3dsp
b6bb00b0
MR
1210"
1211
520cc7f1 1212CMDLINE_SELECT="
3f5b56e5 1213 $ARCH_EXT_LIST
520cc7f1 1214 $CONFIG_LIST
8eee7025 1215 $THREADS_LIST
c8a4ae00 1216 asm
db6107b6 1217 cross_compile
520cc7f1
MR
1218 debug
1219 extra_warnings
8c6afa4d 1220 logging
d2bbb2f7 1221 optimizations
9baec618 1222 symver
7595a5e4 1223 yasm
520cc7f1 1224"
426be5dc
DB
1225
1226PATHS_LIST='
d156bede 1227 bindir
14a8acf1 1228 datadir
26759c44
MR
1229 incdir
1230 libdir
26759c44
MR
1231 mandir
1232 prefix
1233 shlibdir
426be5dc
DB
1234'
1235
1236CMDLINE_SET="
1237 $PATHS_LIST
121d78d0 1238 ar
426be5dc 1239 arch
313c46a6 1240 as
426be5dc
DB
1241 build_suffix
1242 cc
1243 cpu
1244 cross_prefix
50567afa 1245 dep_cc
ac63af34 1246 extra_version
9da6609f
MR
1247 host_cc
1248 host_cflags
1249 host_ldflags
1250 host_libs
82bb3329 1251 host_os
684b28e0 1252 ld
426be5dc 1253 logfile
4ae40685 1254 malloc_prefix
89641463 1255 nm
9cd7b854 1256 optflags
3f8040db 1257 pkg_config
2fad0977 1258 samples
c5200f17
MR
1259 sysinclude
1260 sysroot
a7ada2ba 1261 target_exec
26759c44 1262 target_os
a7ada2ba 1263 target_path
426be5dc 1264"
520cc7f1 1265
89f2932b
MR
1266CMDLINE_APPEND="
1267 extra_cflags
1268"
1269
912f3148
DB
1270# code dependency declarations
1271
9eeed841 1272# architecture extensions
808fa33c 1273
a2fc0f6a
MR
1274armv5te_deps="arm"
1275armv6_deps="arm"
ab5cb084 1276armv6t2_deps="arm"
a2fc0f6a 1277armvfp_deps="arm"
808fa33c 1278neon_deps="arm"
93eb8e4d 1279vfpv3_deps="armvfp"
808fa33c 1280
e241ba14 1281mmi_deps="mips"
808fa33c
MR
1282
1283altivec_deps="ppc"
1284ppc4xx_deps="ppc"
1285
1286vis_deps="sparc"
1287
7f8c3d1f 1288x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1289amd3dnow_deps="mmx"
1290amd3dnowext_deps="amd3dnow"
9eeed841 1291mmx_deps="x86"
75aa95a6 1292mmx2_deps="mmx"
75aa95a6
DB
1293sse_deps="mmx"
1294ssse3_deps="sse"
87f1355f 1295avx_deps="ssse3"
9eeed841 1296
59782b82 1297aligned_stack_if_any="ppc x86"
e939cedd 1298fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1299fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1300fast_unaligned_if_any="armv6 ppc x86"
669b5583 1301
6fec122a 1302inline_asm_deps="!tms470"
3e0b1c9a 1303need_memalign="altivec neon sse"
89e053f8 1304
b462d132
MR
1305symver_if_any="symver_asm_label symver_gnu_asm"
1306
26fbcc85 1307# subsystems
dc609252 1308dct_select="rdft"
26fbcc85
MR
1309mdct_select="fft"
1310rdft_select="fft"
c4f5c2d6 1311mpegaudiodsp_select="dct"
26fbcc85 1312
5666fd73 1313# decoders / encoders / hardware accelerators
cfc2a0cf 1314aac_decoder_select="mdct sinewin"
4538729a 1315aac_encoder_select="mdct sinewin"
136e19e1 1316aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1317ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1318ac3_encoder_select="mdct ac3dsp"
3d269059 1319ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1320alac_encoder_select="lpc"
b781cc12 1321amrnb_decoder_select="lsp"
2b2a597e 1322amrwb_decoder_select="lsp"
4538729a 1323atrac1_decoder_select="mdct sinewin"
26fbcc85 1324atrac3_decoder_select="mdct"
a33657ce
DB
1325binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1326binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1327cavs_decoder_select="golomb"
4538729a 1328cook_decoder_select="mdct sinewin"
2eef7c62 1329cscd_decoder_suggest="zlib"
26fbcc85 1330dca_decoder_select="mdct"
e8ed9b7a 1331dnxhd_encoder_select="aandct"
2eef7c62 1332dxa_decoder_select="zlib"
baf91bb9 1333eac3_decoder_select="ac3_decoder"
aa47c35d 1334eac3_encoder_select="mdct ac3dsp"
84c04e25 1335eamad_decoder_select="aandct"
e8ed9b7a 1336eatgq_decoder_select="aandct"
d52b39c7 1337eatqi_decoder_select="aandct"
4f034993
MR
1338ffv1_decoder_select="golomb"
1339flac_decoder_select="golomb"
f4d608e3 1340flac_encoder_select="golomb lpc"
2eef7c62
AJ
1341flashsv_decoder_select="zlib"
1342flashsv_encoder_select="zlib"
c2d23309 1343flashsv2_decoder_select="zlib"
4414137e 1344flv_decoder_select="h263_decoder"
4d4b4bd1 1345flv_encoder_select="h263_encoder"
3447f12d 1346fraps_decoder_select="huffman"
e8ed9b7a 1347h261_encoder_select="aandct"
7f647ae0 1348h263_decoder_select="h263_parser"
e8ed9b7a 1349h263_encoder_select="aandct"
95a61cfc 1350h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1351h263i_decoder_select="h263_decoder"
fe629c2d 1352h263p_encoder_select="h263_encoder"
915a2a0a 1353h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1354h264_dxva2_hwaccel_deps="dxva2api_h"
1355h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1356h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1357h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1358h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1359iac_decoder_select="fft mdct sinewin"
56c8227d 1360imc_decoder_select="fft mdct sinewin"
4f034993
MR
1361jpegls_decoder_select="golomb"
1362jpegls_encoder_select="golomb"
e8ed9b7a 1363ljpeg_encoder_select="aandct"
4f034993 1364loco_decoder_select="golomb"
e8ed9b7a 1365mjpeg_encoder_select="aandct"
2cca233b 1366mlp_decoder_select="mlp_parser"
c4f5c2d6 1367mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1368mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1369mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1370mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1371mp3_decoder_select="mpegaudiodsp"
1372mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1373mp3adufloat_decoder_select="mpegaudiodsp"
1374mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1375mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1376mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1377mpc7_decoder_select="mpegaudiodsp"
1378mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1379mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1380mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1381mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1382mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1383mpeg1video_encoder_select="aandct"
164aab02
LA
1384mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1385mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1386mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1387mpeg2video_encoder_select="aandct"
1388mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1389mpeg4_encoder_select="h263_encoder"
95a61cfc 1390mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1391mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1392msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1393msmpeg4v1_encoder_select="h263_encoder"
4414137e 1394msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1395msmpeg4v2_encoder_select="h263_encoder"
4414137e 1396msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1397msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1398nellymoser_decoder_select="mdct sinewin"
1399nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1400png_decoder_select="zlib"
1401png_encoder_select="zlib"
b781cc12 1402qcelp_decoder_select="lsp"
c4f5c2d6 1403qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1404ra_144_encoder_select="lpc"
9f43fdda 1405ralf_decoder_select="golomb"
a8beb22f 1406rv10_decoder_select="h263_decoder"
b2bf38b4 1407rv10_encoder_select="h263_encoder"
a8beb22f 1408rv20_decoder_select="h263_decoder"
b2bf38b4 1409rv20_encoder_select="h263_encoder"
915a2a0a
DB
1410rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1411rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1412shorten_decoder_select="golomb"
b781cc12 1413sipr_decoder_select="lsp"
05aec7bb
MR
1414snow_decoder_select="dwt"
1415snow_encoder_select="aandct dwt"
19ecfb8a 1416svq1_encoder_select="aandct"
915a2a0a 1417svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1418svq3_decoder_suggest="zlib"
4eef77c1 1419theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1420tiff_decoder_suggest="zlib"
1421tiff_encoder_suggest="zlib"
aec09a00 1422truehd_decoder_select="mlp_decoder"
2eef7c62 1423tscc_decoder_select="zlib"
4538729a 1424twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1425vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1426vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1427vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1428vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1429vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1430vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1431vorbis_decoder_select="mdct"
1432vorbis_encoder_select="mdct"
ab9f9876
MR
1433vp3_decoder_select="vp3dsp"
1434vp5_decoder_select="vp3dsp"
1435vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1436vp6a_decoder_select="vp6_decoder"
1437vp6f_decoder_select="vp6_decoder"
915a2a0a 1438vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1439wmapro_decoder_select="mdct sinewin"
1440wmav1_decoder_select="mdct sinewin"
1441wmav1_encoder_select="mdct sinewin"
1442wmav2_decoder_select="mdct sinewin"
1443wmav2_encoder_select="mdct sinewin"
1444wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1445wmv1_decoder_select="h263_decoder"
665507aa 1446wmv1_encoder_select="h263_encoder"
f95bfab0 1447wmv2_decoder_select="h263_decoder"
1746e2a9 1448wmv2_encoder_select="h263_encoder"
015f8ee0 1449wmv3_decoder_select="vc1_decoder"
f0f86627 1450wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1451wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1452wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1453wmv3image_decoder_select="wmv3_decoder"
0e714f88 1454zerocodec_decoder_select="zlib"
2eef7c62
AJ
1455zlib_decoder_select="zlib"
1456zlib_encoder_select="zlib"
1457zmbv_decoder_select="zlib"
1458zmbv_encoder_select="zlib"
30fd06be 1459
0afab17e 1460vaapi_deps="va_va_h"
ac3dbb4d 1461vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1462vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1463
28b80940 1464# parsers
6a7c5312 1465h264_parser_select="golomb h264dsp h264pred"
28b80940 1466
912f3148 1467# external libraries
c9171a83 1468libfaac_encoder_deps="libfaac"
37eeb5e2 1469libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1470libgsm_decoder_deps="libgsm"
1471libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1472libgsm_ms_decoder_deps="libgsm"
1473libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1474libilbc_decoder_deps="libilbc"
1475libilbc_encoder_deps="libilbc"
1cc60c47 1476libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1477libopencore_amrnb_decoder_deps="libopencore_amrnb"
1478libopencore_amrnb_encoder_deps="libopencore_amrnb"
1479libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1480libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1481libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1482libschroedinger_decoder_deps="libschroedinger"
1483libschroedinger_encoder_deps="libschroedinger"
ae14f311 1484libspeex_decoder_deps="libspeex"
b606a017 1485libspeex_encoder_deps="libspeex"
150d2772 1486libtheora_encoder_deps="libtheora"
d89e738a 1487libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1488libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1489libvorbis_encoder_deps="libvorbis"
8299a7f8 1490libvpx_decoder_deps="libvpx"
ee0e9146 1491libvpx_encoder_deps="libvpx"
1cc60c47 1492libx264_encoder_deps="libx264"
de295976 1493libxavs_encoder_deps="libxavs"
1cc60c47 1494libxvid_encoder_deps="libxvid"
30fd06be 1495
912f3148 1496# demuxers / muxers
c2dd0e9e 1497ac3_demuxer_select="ac3_parser"
647c2356 1498asf_stream_muxer_select="asf_muxer"
4e622dea 1499avisynth_demuxer_deps="avisynth"
c2dd0e9e 1500dirac_demuxer_select="dirac_parser"
5b423887 1501eac3_demuxer_select="ac3_parser"
c2dd0e9e 1502flac_demuxer_select="flac_parser"
647c2356 1503ipod_muxer_select="mov_muxer"
647c2356 1504matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1505matroska_demuxer_suggest="zlib bzlib"
1506mov_demuxer_suggest="zlib"
c2dd0e9e 1507mp3_demuxer_select="mpegaudio_parser"
647c2356 1508mp4_muxer_select="mov_muxer"
2439bd86 1509mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1510mpegtsraw_demuxer_select="mpegts_demuxer"
1511mxf_d10_muxer_select="mxf_muxer"
24ca518b 1512ogg_demuxer_select="golomb"
647c2356 1513psp_muxer_select="mov_muxer"
44594cc7 1514rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1515rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1516rtsp_demuxer_select="http_protocol rtpdec"
1517rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1518sap_demuxer_select="sdp_demuxer"
2aab70c4 1519sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1520sdp_demuxer_select="rtpdec"
f1e94694 1521spdif_muxer_select="aac_parser"
647c2356
DB
1522tg2_muxer_select="mov_muxer"
1523tgp_muxer_select="mov_muxer"
6bdaa5f4 1524w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1525
1526# indevs / outdevs
38e54a75 1527alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1528alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1529bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1530dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1531fbdev_indev_deps="linux_fb_h"
38e54a75 1532jack_indev_deps="jack_jack_h"
e417d80d 1533libcdio_indev_deps="libcdio"
38e54a75 1534libdc1394_indev_deps="libdc1394"
38e54a75
SS
1535oss_indev_deps_any="soundcard_h sys_soundcard_h"
1536oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1537pulse_indev_deps="libpulse"
15d59d2c
B
1538sndio_indev_deps="sndio_h"
1539sndio_outdev_deps="sndio_h"
38e54a75 1540v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1541vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1542vfwcap_indev_extralibs="-lavicap32"
38e54a75 1543x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1544
912f3148 1545# protocols
775c4d36
SP
1546ffrtmphttp_protocol_deps="!librtmp_protocol"
1547ffrtmphttp_protocol_select="http_protocol"
3fff6382 1548gopher_protocol_deps="network"
c40e1757
JS
1549httpproxy_protocol_deps="network"
1550httpproxy_protocol_select="tcp_protocol"
c08fb000 1551http_protocol_deps="network"
279a0c97 1552http_protocol_select="tcp_protocol"
183baead 1553https_protocol_select="tls_protocol"
c3b57d6e
DB
1554librtmp_protocol_deps="librtmp"
1555librtmpe_protocol_deps="librtmp"
1556librtmps_protocol_deps="librtmp"
1557librtmpt_protocol_deps="librtmp"
1558librtmpte_protocol_deps="librtmp"
c60a2d70 1559mmsh_protocol_select="http_protocol"
b4cf3f6c 1560mmst_protocol_deps="network"
c3b57d6e 1561rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1562rtmp_protocol_select="tcp_protocol"
6aedabc9
SP
1563rtmps_protocol_deps="!librtmp_protocol"
1564rtmps_protocol_select="tls_protocol"
775c4d36 1565rtmpt_protocol_select="ffrtmphttp_protocol"
86991ce2 1566rtmpts_protocol_select="ffrtmphttp_protocol"
deeb7012 1567rtp_protocol_select="udp_protocol"
5699884c 1568sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1569tcp_protocol_deps="network"
558d192d
MS
1570tls_protocol_deps_any="openssl gnutls"
1571tls_protocol_select="tcp_protocol"
c08fb000
AB
1572udp_protocol_deps="network"
1573
6ebf0bfc 1574# filters
13fabd7a 1575blackframe_filter_deps="gpl"
ce6b6ef6 1576boxblur_filter_deps="gpl"
68b79bfc 1577cropdetect_filter_deps="gpl"
b157be1f 1578delogo_filter_deps="gpl"
a5b64584 1579drawtext_filter_deps="libfreetype"
2e5ff4d0 1580frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1581frei0r_filter_extralibs='$ldl'
a42bb9d6 1582frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1583frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1584hqdn3d_filter_deps="gpl"
d371e7b9 1585resample_filter_deps="avresample"
cf69ad35 1586ocv_filter_deps="libopencv"
2f296e39 1587scale_filter_deps="swscale"
acbac567 1588yadif_filter_deps="gpl"
6ebf0bfc 1589
5a0f7131
MR
1590# libraries
1591avdevice_deps="avcodec avformat"
1592avformat_deps="avcodec"
f7679c54 1593
912f3148 1594# programs
ce03b088
AK
1595avconv_deps="avcodec avfilter avformat avresample swscale
1596 aformat_filter asyncts_filter
1597 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1598avplay_deps="avcodec avformat swscale sdl"
1599avplay_select="rdft"
9e12f0bf 1600avprobe_deps="avcodec avformat"
b263bf66 1601avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1602avserver_extralibs='$ldl'
a2830dca 1603
c73f65d9 1604doc_deps="texi2html"
912f3148 1605
57442411
MR
1606# tests
1607
388ff813
DB
1608mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1609seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1610
57442411
MR
1611test_deps(){
1612 suf1=$1
1613 suf2=$2
1614 shift 2
1615 for v; do
1616 dep=${v%=*}
1617 tests=${v#*=}
1618 for name in ${tests}; do
908f12f3 1619 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1620 done
1621 done
1622}
1623
57442411
MR
1624test_deps _muxer _demuxer \
1625 aiff \
1626 pcm_alaw=alaw \
1627 asf \
1628 au \
1629 avi \
1630 dv=dv_fmt \
1631 ffm \
1632 flv=flv_fmt \
1633 gxf \
1634 matroska=mkv \
1635 mmf \
1636 mov \
1637 pcm_mulaw=mulaw \
0218808d 1638 mxf="mxf mxf_d10" \
57442411
MR
1639 nut \
1640 ogg \
1641 rawvideo=pixfmt \
1642 rm \
1643 swf \
1644 mpegts=ts \
1645 voc \
1646 wav \
1647 yuv4mpegpipe=yuv4mpeg \
1648
de6d9b64 1649# default parameters
8a608357 1650
19bd477d 1651logfile="config.log"
8a608357
MR
1652
1653# installation paths
c9d19248
MR
1654prefix_default="/usr/local"
1655bindir_default='${prefix}/bin'
6291d7e4 1656datadir_default='${prefix}/share/avconv'
c9d19248
MR
1657incdir_default='${prefix}/include'
1658libdir_default='${prefix}/lib'
1659mandir_default='${prefix}/share/man'
1660shlibdir_default="$libdir_default"
8a608357
MR
1661
1662# toolchain
121d78d0 1663ar_default="ar"
13c7df3d 1664cc_default="gcc"
9da6609f 1665host_cc_default="gcc"
11e6d03a 1666ln_s="ln -sf"
89641463 1667nm_default="nm"
11e6d03a 1668objformat="elf"
3f8040db 1669pkg_config_default=pkg-config
be7109c1 1670ranlib="ranlib"
11e6d03a 1671yasmexe="yasm"
8a608357 1672
8182dc34 1673nm_opts='-g'
3e0b1c9a 1674nogas=":"
8182dc34 1675
8a608357 1676# machine
8d4c00ed 1677arch_default=$(uname -m)
38d0a8aa 1678cpu="generic"
8a608357 1679
8a608357 1680# OS
8d4c00ed
MR
1681target_os_default=$(tolower $(uname -s))
1682host_os=$target_os_default
8a608357 1683
8a608357 1684# configurable options
055c61b8
DB
1685enable $PROGRAM_LIST
1686
5a0f7131
MR
1687enable avcodec
1688enable avdevice
cccc039f 1689enable avfilter
5a0f7131 1690enable avformat
c8af852b 1691enable avresample
dc4f5a1c 1692enable avutil
3e0b1c9a
DB
1693enable swscale
1694
3e0b1c9a
DB
1695enable asm
1696enable debug
1697enable doc
1698enable fastdiv
497237c7 1699enable network
8400d6b8 1700enable optimizations
8cfbbd92 1701enable safe_bitstream_reader
530dc538 1702enable static
a9ddb5b1 1703enable swscale_alpha
8a608357 1704
8a608357 1705# build settings
9987769a 1706SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1707AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1708LIBPREF="lib"
1709LIBSUF=".a"
c5f14466
RP
1710FULLNAME='$(NAME)$(BUILDSUF)'
1711LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1712SLIBPREF="lib"
1713SLIBSUF=".so"
c5f14466 1714SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1715SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1716SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1717LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1718SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1719SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1720
68485d1f
MR
1721asflags_filter=echo
1722cflags_filter=echo
64933b6c
MR
1723ldflags_filter=echo
1724
bc877faf 1725AS_O='-o $@'
7e6c86e6
MR
1726CC_O='-o $@'
1727
1d01fee9 1728host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1729host_libs='-lm'
6c3fa06a
MR
1730host_cflags_filter=echo
1731host_ldflags_filter=echo
9da6609f 1732
9b861379 1733target_path='$(CURDIR)'
a7ada2ba 1734
a158446b
MR
1735# since the object filename is not given with the -MM flag, the compiler
1736# is only able to print the basename, and we must add the path ourselves
c1c3933a 1737DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1738DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1739
c597172e 1740# find source path
24524f36 1741if test -f configure; then
f038cf3c 1742 source_path=.
c597172e 1743else
8477f2de 1744 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1745 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1746 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1747 test -e "$source_path/config.h" &&
1748 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1749fi
1750
13cbe2c0 1751for v in "$@"; do
b04251c5
MR
1752 r=${v#*=}
1753 l=${v%"$r"}
1754 r=$(sh_quote "$r")
29ba0911 1755 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1756done
c597172e 1757
73ef8980
MR
1758find_things(){
1759 thing=$1
1760 pattern=$2
1761 file=$source_path/$3
932ccf39 1762 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1763}
1764
1765ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1766DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1767HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1768PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1769BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1770MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1771DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1772OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1773INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1774PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1775FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1776
54e75be4
DB
1777ALL_COMPONENTS="
1778 $BSF_LIST
1779 $DECODER_LIST
1780 $DEMUXER_LIST
1781 $ENCODER_LIST
1782 $FILTER_LIST
1783 $HWACCEL_LIST
1784 $INDEV_LIST
1785 $MUXER_LIST
1786 $OUTDEV_LIST
1787 $PARSER_LIST
1788 $PROTOCOL_LIST
1789"
1790
57442411 1791find_tests(){
b9d5f1b7 1792 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1793}
1794
57442411 1795LAVF_TESTS=$(find_tests lavf)
48c28162 1796LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1797SEEK_TESTS=$(find_tests seek seek_)
57442411 1798
7263cd55 1799ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1800
8469ae22
MR
1801for n in $COMPONENT_LIST; do
1802 v=$(toupper ${n%s})_LIST
1803 eval enable \$$v
1804 eval ${n}_if_any="\$$v"
1805done
1806
54e75be4 1807enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1808
1809die_unknown(){
1810 echo "Unknown option \"$1\"."
1811 echo "See $0 --help for available options."
1812 exit 1
1813}
1814
794f8e97 1815show_list() {
bf0c4afa
RP
1816 suffix=_$1
1817 shift
2b444ea7 1818 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1819 exit 0
1820}
1821
c597172e 1822for opt do
7483e694
DB
1823 optval="${opt#*=}"
1824 case "$opt" in
0f010b2f 1825 --extra-ldflags=*) add_ldflags $optval
7483e694 1826 ;;
0f010b2f 1827 --extra-libs=*) add_extralibs $optval
7483e694 1828 ;;
8fb1cb58 1829 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1830 ;;
40bcf4c7
BL
1831 --enable-debug=*) debuglevel="$optval"
1832 ;;
36e2dea0 1833 --disable-everything)
1b15dc3c 1834 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1835 ;;
7483e694 1836 --enable-*=*|--disable-*=*)
8b93ddc3 1837 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1838 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1839 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1840 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1841 $action $(filter "$name" $list)
7483e694
DB
1842 ;;
1843 --enable-?*|--disable-?*)
5e622c40 1844 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1845 if is_in $option $COMPONENT_LIST; then
fed5d54b 1846 test $action = disable && action=unset
e3773a55
MR
1847 eval $action \$$(toupper ${option%s})_LIST
1848 elif is_in $option $CMDLINE_SELECT; then
1849 $action $option
1850 else
1851 die_unknown $opt
1852 fi
7483e694
DB
1853 ;;
1854 --list-*)
1855 NAME="${opt#--list-}"
1856 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1857 NAME=${NAME%s}
1858 eval show_list $NAME \$$(toupper $NAME)_LIST
1859 ;;
1860 --help|-h) show_help
1861 ;;
1862 *)
884a36a7 1863 optname="${opt%%=*}"
26759c44
MR
1864 optname="${optname#--}"
1865 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1866 if is_in $optname $CMDLINE_SET; then
1867 eval $optname='$optval'
1868 elif is_in $optname $CMDLINE_APPEND; then
1869 append $optname "$optval"
1870 else
1871 die_unknown $opt
1872 fi
7483e694
DB
1873 ;;
1874 esac
c597172e
MR
1875done
1876
bcea99bb
MR
1877disabled logging && logfile=/dev/null
1878
29ba0911 1879echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1880set >> $logfile
1881
9da6609f
MR
1882test -n "$cross_prefix" && enable cross_compile
1883
8d4c00ed
MR
1884if enabled cross_compile; then
1885 test -n "$arch" && test -n "$target_os" ||
1886 die "Must specify target arch and OS when cross-compiling"
1887fi
1888
1889set_default arch target_os
1890
121d78d0 1891ar_default="${cross_prefix}${ar_default}"
11e6d03a 1892cc_default="${cross_prefix}${cc_default}"
20e0ed95 1893nm_default="${cross_prefix}${nm_default}"
3f8040db 1894pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1895ranlib="${cross_prefix}${ranlib}"
adb2b908 1896
c5200f17
MR
1897sysinclude_default="${sysroot}/usr/include"
1898
e0be794a 1899set_default cc nm pkg_config sysinclude
9da6609f
MR
1900enabled cross_compile || host_cc_default=$cc
1901set_default host_cc
13c7df3d 1902
762f95e4
MR
1903if ! $pkg_config --version >/dev/null 2>&1; then
1904 warn "$pkg_config not found, library detection may fail."
1905 pkg_config=false
1906fi
1907
82bb3329
MR
1908exesuf() {
1909 case $1 in
1c69c79f 1910 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1911 esac
1912}
1913
1914EXESUF=$(exesuf $target_os)
1915HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1916
e4e69e0b 1917# set temporary file name
a49d42c2 1918: ${TMPDIR:=$TEMPDIR}
c51fafa1 1919: ${TMPDIR:=$TMP}
a49d42c2 1920: ${TMPDIR:=/tmp}
e4e69e0b 1921
a210bce2 1922if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1923 # simple replacement for missing mktemp
1924 # NOT SAFE FOR GENERAL USE
1925 mktemp(){
09a5c245 1926 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1927 }
1928fi
1929
1930tmpfile(){
1931 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1932 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1933 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1934 append TMPFILES $tmp
1935 eval $1=$tmp
1936}
1937
1938trap 'rm -f -- $TMPFILES' EXIT
54460a83 1939
55127e7b 1940tmpfile TMPASM .asm
3e0b1c9a
DB
1941tmpfile TMPC .c
1942tmpfile TMPE $EXESUF
1943tmpfile TMPH .h
1944tmpfile TMPO .o
1945tmpfile TMPS .S
1946tmpfile TMPSH .sh
1947tmpfile TMPV .ver
54460a83
MR
1948
1949unset -f mktemp
e4e69e0b 1950
fb3c4ffc
MR
1951chmod +x $TMPE
1952
993f2d0f
MR
1953# make sure we can execute files in $TMPDIR
1954cat > $TMPSH 2>> $logfile <<EOF
1955#! /bin/sh
1956EOF
1957chmod +x $TMPSH >> $logfile 2>&1
1958if ! $TMPSH >> $logfile 2>&1; then
1959 cat <<EOF
1960Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1961variable to another directory and make sure that it is not mounted noexec.
1962EOF
1963 die "Sanity test failed."
1964fi
993f2d0f 1965
d0c6d424
MR
1966pgi_flags(){
1967 for flag; do
1968 case $flag in
1969 -fomit-frame-pointer) echo -Mnoframe ;;
1970 -g) echo -gopt ;;
1971 *) echo $flag ;;
1972 esac
1973 done
1974}
1975
1976suncc_flags(){
1977 for flag; do
1978 case $flag in
1979 -march=*|-mcpu=*)
1980 case "${flag#*=}" in
1981 native) echo -xtarget=native ;;
1982 v9|niagara) echo -xarch=sparc ;;
1983 ultrasparc) echo -xarch=sparcvis ;;
1984 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
1985 i586|pentium) echo -xchip=pentium ;;
1986 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1987 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1988 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1989 pentium4*) echo -xtarget=pentium4 ;;
1990 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1991 *-sse3) echo -xarch=sse3 ;;
1992 core2) echo -xarch=ssse3 -xchip=core2 ;;
1993 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1994 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1995 k8|opteron|athlon64|athlon-fx)
1996 echo -xarch=sse2a ;;
1997 athlon*) echo -xarch=pentium_proa ;;
1998 esac
1999 ;;
2000 -std=c99) echo -xc99 ;;
2001 -fomit-frame-pointer) echo -xregs=frameptr ;;
2002 -fPIC) echo -KPIC -xcode=pic32 ;;
2003 -W*,*) echo $flag ;;
2004 -f*-*|-W*) ;;
2005 *) echo $flag ;;
2006 esac
2007 done
2008}
2009
2010tms470_flags(){
2011 for flag; do
2012 case $flag in
2013 -march=*|-mcpu=*)
2014 case "${flag#*=}" in
2015 armv7-a|cortex-a*) echo -mv=7a8 ;;
2016 armv7-r|cortex-r*) echo -mv=7r4 ;;
2017 armv7-m|cortex-m*) echo -mv=7m3 ;;
2018 armv6*|arm11*) echo -mv=6 ;;
2019 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2020 echo -mv=5e ;;
2021 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2022 esac
2023 ;;
2024 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2025 -mfpu=vfp) echo --float_support=vfpv2 ;;
2026 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2027 -msoft-float) echo --float_support=vfplib ;;
2028 -O[0-3]|-mf=*) echo $flag ;;
2029 -g) echo -g -mn ;;
2030 -pds=*) echo $flag ;;
ad93dccb
MR
2031 -D*|-I*) echo $flag ;;
2032 --gcc|--abi=*) echo $flag ;;
2033 -me) echo $flag ;;
d0c6d424
MR
2034 esac
2035 done
2036}
2037
613a4e3f
MR
2038if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2039 cc_type=llvm_gcc
613a4e3f
MR
2040 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
2041 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
2042 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2043 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
01d31e16
MR
2044 cflags_speed='-O3'
2045 cflags_size='-Os'
613a4e3f 2046elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 2047 cc_type=gcc
5d57846b
MR
2048 gcc_version=$($cc --version | head -n1)
2049 gcc_basever=$($cc -dumpversion)
3ad464bf 2050 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
2051 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2052 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
2053 if ! $cc -dumpversion | grep -q '^2\.'; then
2054 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2055 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2056 fi
01d31e16
MR
2057 cflags_speed='-O3'
2058 cflags_size='-Os'
629687f6
MR
2059elif $cc --version 2>/dev/null | grep -q Intel; then
2060 cc_type=icc
bb5cecdc 2061 cc_ident=$($cc --version | head -n1)
07dec06e
MR
2062 CC_DEPFLAGS='-MMD'
2063 AS_DEPFLAGS='-MMD'
01d31e16
MR
2064 cflags_speed='-O3'
2065 cflags_size='-Os'
2066 cflags_noopt='-O1'
629687f6
MR
2067elif $cc -v 2>&1 | grep -q xlc; then
2068 cc_type=xlc
bb5cecdc 2069 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
01d31e16
MR
2070 cflags_speed='-O5'
2071 cflags_size='-O5 -qcompact'
df442a8d
MR
2072elif $cc -V 2>/dev/null | grep -q Compaq; then
2073 cc_type=ccc
bb5cecdc 2074 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2075 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2076 debuglevel=3
df442a8d 2077 add_ldflags -Wl,-z,now # calls to libots crash without this
01d31e16
MR
2078 cflags_speed='-fast'
2079 cflags_size='-O1'
6a0d5493 2080elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2081 test -d "$sysroot" || die "No valid sysroot specified."
2082 cc_type=armcc
bb5cecdc 2083 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2084 armcc_conf="$PWD/armcc.conf"
2085 $cc --arm_linux_configure \
2086 --arm_linux_config_file="$armcc_conf" \
2087 --configure_sysroot="$sysroot" \
2088 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2089 die "Error creating armcc configuration file."
bcafde61 2090 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2091 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2092 as_default="${cross_prefix}gcc"
07dec06e
MR
2093 CC_DEPFLAGS='-MMD'
2094 AS_DEPFLAGS='-MMD'
01d31e16
MR
2095 cflags_speed='-O3'
2096 cflags_size='-Os'
2097 asflags_filter="filter_out -W${armcc_opt}*"
6fec122a
MR
2098elif $cc -version 2>/dev/null | grep -q TMS470; then
2099 cc_type=tms470
bb5cecdc 2100 cc_ident=$($cc -version | head -n1 | tr -s ' ')
b2704a65
MR
2101 cc="$cc --gcc --abi=eabi -me"
2102 CC_O='-fe=$@'
6fec122a
MR
2103 as_default="${cross_prefix}gcc"
2104 ld_default="${cross_prefix}gcc"
6fec122a 2105 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2106 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2107 AS_DEPFLAGS='-MMD'
01d31e16
MR
2108 cflags_speed='-O3 -mf=5'
2109 cflags_size='-O3 -mf=2'
2110 cflags_filter=tms470_flags
06da6943
DC
2111elif $cc -v 2>&1 | grep -q clang; then
2112 cc_type=clang
bb5cecdc 2113 cc_ident=$($cc --version | head -n1)
06da6943
DC
2114 CC_DEPFLAGS='-MMD'
2115 AS_DEPFLAGS='-MMD'
01d31e16
MR
2116 cflags_speed='-O3'
2117 cflags_size='-Os'
2a472e9c
MK
2118elif $cc -V 2>&1 | grep -q Sun; then
2119 cc_type=suncc
448f5b83 2120 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2121 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2122 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2123 add_ldflags -xc99
01d31e16
MR
2124 cflags_speed='-O5'
2125 cflags_size='-O5 -xspace'
2126 cflags_filter=suncc_flags
180ec37d 2127elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe 2128 cc_type=pathscale
349d78fe
MR
2129 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2130 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2131 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
01d31e16
MR
2132 cflags_speed='-O2'
2133 cflags_size='-Os'
2134 cflags_filter='filter_out -Wdisabled-optimization'
6de163e9
MR
2135elif $cc -v 2>&1 | grep -q Open64; then
2136 cc_type=open64
6de163e9
MR
2137 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2138 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2139 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
01d31e16
MR
2140 cflags_speed='-O2'
2141 cflags_size='-Os'
2142 cflags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2143elif $cc -V 2>&1 | grep -q Portland; then
2144 cc_type=pgi
e73ec921
MR
2145 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2146 opt_common='-alias=ansi -Mlre -Mpre'
01d31e16
MR
2147 cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2148 cflags_size="-O2 -Munroll=c:1 $opt_common"
2149 cflags_noopt="-O1"
2150 cflags_filter=pgi_flags
629687f6
MR
2151fi
2152
851ffa80
MR
2153test -n "$cc_type" && enable $cc_type ||
2154 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2155
75bafbac 2156: ${as_default:=$cc}
50567afa 2157: ${dep_cc_default:=$cc}
684b28e0 2158: ${ld_default:=$cc}
121d78d0 2159set_default ar as dep_cc ld
75800dce 2160
07dec06e
MR
2161test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2162test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2163
7f32f40c 2164add_cflags $extra_cflags
2f2e6c7c 2165add_asflags $extra_cflags
7f32f40c 2166
154d432c
MR
2167if test -n "$sysroot"; then
2168 case "$cc_type" in
00ba041c 2169 gcc|llvm_gcc|clang)
467256f2 2170 add_cppflags --sysroot="$sysroot"
154d432c
MR
2171 add_ldflags --sysroot="$sysroot"
2172 ;;
6fec122a
MR
2173 tms470)
2174 add_cppflags -I"$sysinclude"
2175 add_ldflags --sysroot="$sysroot"
2176 ;;
154d432c
MR
2177 esac
2178fi
2179
d22c13a8
MR
2180if test "$cpu" = host; then
2181 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2182
2183 case "$cc_type" in
613a4e3f 2184 gcc|llvm_gcc)
d22c13a8
MR
2185 check_native(){
2186 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2187 sed -n "/cc1.*$1=/{
27ce1be8
MR
2188 s/.*$1=\\([^ ]*\\).*/\\1/
2189 p
2190 q
2191 }" $TMPE
d22c13a8
MR
2192 }
2193 cpu=$(check_native -march || check_native -mcpu)
2194 ;;
2195 esac
2196
2197 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2198fi
2199
e939cedd
MR
2200# Deal with common $arch aliases
2201case "$arch" in
2202 arm*)
2203 arch="arm"
2204 ;;
2205 mips|mipsel|IP*)
2206 arch="mips"
2207 ;;
47b1860e 2208 mips64*)
e939cedd
MR
2209 arch="mips"
2210 subarch="mips64"
2211 ;;
2212 parisc|hppa)
2213 arch="parisc"
2214 ;;
2215 parisc64|hppa64)
2216 arch="parisc"
2217 subarch="parisc64"
2218 ;;
2219 "Power Macintosh"|ppc|powerpc)
2220 arch="ppc"
2221 ;;
47b1860e 2222 ppc64|powerpc64)
e939cedd
MR
2223 arch="ppc"
2224 subarch="ppc64"
2225 ;;
2226 s390|s390x)
2227 arch="s390"
2228 ;;
2229 sh4|sh)
2230 arch="sh4"
2231 ;;
2232 sun4u|sparc64)
2233 arch="sparc"
2234 subarch="sparc64"
2235 ;;
d33ed7b3 2236 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2237 arch="x86"
2238 ;;
2239esac
2240
851ffa80 2241is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2242enable $arch
e939cedd 2243
df5cdc24 2244# Add processor-specific flags
5d54c126
MR
2245if test "$cpu" = generic; then
2246 : do nothing
2247elif enabled ppc; then
343aef9b 2248
56348891
MR
2249 case $(tolower $cpu) in
2250 601|ppc601|powerpc601)
9dbd5c3d 2251 cpuflags="-mcpu=601"
64ad53ff 2252 disable altivec
9dbd5c3d 2253 ;;
56348891 2254 603*|ppc603*|powerpc603*)
9dbd5c3d 2255 cpuflags="-mcpu=603"
64ad53ff 2256 disable altivec
9dbd5c3d 2257 ;;
56348891 2258 604*|ppc604*|powerpc604*)
9dbd5c3d 2259 cpuflags="-mcpu=604"
64ad53ff 2260 disable altivec
9dbd5c3d 2261 ;;
56348891 2262 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2263 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2264 disable altivec
9dbd5c3d 2265 ;;
56348891 2266 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2267 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2268 ;;
56348891 2269 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2270 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2271 ;;
313f9fbf 2272 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2273 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2274 ;;
313f9fbf
SM
2275 power[3-7]*)
2276 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2277 ;;
56348891 2278 cell)
9dbd5c3d
MR
2279 cpuflags="-mcpu=cell"
2280 enable ldbrx
2281 ;;
7b0b81a1
AL
2282 e500v2)
2283 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2284 disable altivec
2285 ;;
2286 e500)
2287 cpuflags="-mcpu=8540 -mhard-float"
2288 disable altivec
2289 ;;
9dbd5c3d 2290 esac
343aef9b
MR
2291
2292elif enabled x86; then
2293
9dbd5c3d
MR
2294 case $cpu in
2295 i[345]86|pentium)
2296 cpuflags="-march=$cpu"
2297 disable mmx
2298 ;;
2299 # targets that do NOT support conditional mov (cmov)
2300 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2301 cpuflags="-march=$cpu"
2302 disable cmov
2303 ;;
2304 # targets that do support conditional mov (cmov)
9ddf1b1a 2305 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2306 cpuflags="-march=$cpu"
2307 enable cmov
2308 enable fast_cmov
2309 ;;
2310 # targets that do support conditional mov but on which it's slow
2311 pentium4|pentium4m|prescott|nocona)
2312 cpuflags="-march=$cpu"
2313 enable cmov
2314 disable fast_cmov
2315 ;;
2316 esac
343aef9b
MR
2317
2318elif enabled sparc; then
2319
9dbd5c3d 2320 case $cpu in
26b7199e
MK
2321 niagara)
2322 cpuflags="-mcpu=$cpu"
2323 disable vis
2324 ;;
9dbd5c3d
MR
2325 sparc64)
2326 cpuflags="-mcpu=v9"
2327 ;;
2328 esac
343aef9b
MR
2329
2330elif enabled arm; then
2331
34ba23c9
MR
2332 case $cpu in
2333 armv*)
2334 cpuflags="-march=$cpu"
c2eae137 2335 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2336 ;;
2337 *)
2338 cpuflags="-mcpu=$cpu"
c2eae137
MR
2339 case $cpu in
2340 cortex-a*) subarch=armv7a ;;
2341 cortex-r*) subarch=armv7r ;;
9e19704a 2342 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2343 arm11*) subarch=armv6 ;;
2344 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2345 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2346 esac
34ba23c9
MR
2347 ;;
2348 esac
343aef9b
MR
2349
2350elif enabled alpha; then
2351
34ba23c9 2352 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2353
2354elif enabled bfin; then
2355
34ba23c9 2356 cpuflags="-mcpu=$cpu"
343aef9b
MR
2357
2358elif enabled mips; then
2359
34ba23c9 2360 cpuflags="-march=$cpu"
343aef9b
MR
2361
2362elif enabled avr32; then
2363
9dbd5c3d
MR
2364 case $cpu in
2365 ap7[02]0[0-2])
2366 subarch="avr32_ap"
2367 cpuflags="-mpart=$cpu"
2368 ;;
2369 ap)
2370 subarch="avr32_ap"
2371 cpuflags="-march=$cpu"
2372 ;;
2373 uc3[ab]*)
2374 subarch="avr32_uc"
2375 cpuflags="-mcpu=$cpu"
2376 ;;
2377 uc)
2378 subarch="avr32_uc"
2379 cpuflags="-march=$cpu"
2380 ;;
2381 esac
df5cdc24 2382
343aef9b
MR
2383fi
2384
df5cdc24
MR
2385add_cflags $cpuflags
2386add_asflags $cpuflags
2387
993f2d0f
MR
2388# compiler sanity check
2389check_exec <<EOF
2390int main(void){ return 0; }
2391EOF
2392if test "$?" != 0; then
2393 echo "$cc is unable to create an executable file."
2394 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2395 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2396 echo "Only do this if you know what cross compiling means."
2397 fi
2398 die "C compiler test failed."
2399fi
2400
046f081b 2401add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2402check_cflags -std=c99
50a334e4 2403check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2404#include <stdlib.h>
2405EOF
50a334e4 2406check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2407#include <stdlib.h>
2408EOF
e9b9a2f8 2409
f0125de9 2410check_host_cflags -std=c99
0a6db2a2 2411check_host_cflags -Wall
f0125de9 2412
b24dbcbd 2413case "$arch" in
e939cedd 2414 alpha|ia64|mips|parisc|sparc)
8a3c8627 2415 spic=$shared
b24dbcbd 2416 ;;
e939cedd 2417 x86)
cfdb6148 2418 subarch="x86_32"
5adc829e 2419 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2420 if test "$subarch" = "x86_64"; then
e939cedd 2421 spic=$shared
de27f4d9 2422 fi
b24dbcbd 2423 ;;
b24dbcbd
RP
2424esac
2425
343aef9b 2426enable $subarch
8a3c8627 2427enabled spic && enable pic
b24dbcbd 2428
7483e694 2429# OS specific
4f854758 2430case $target_os in
a1629e28 2431 haiku)
63ae7e7c 2432 prefix_default="/boot/common"
108caaaa 2433 network_extralibs="-lnetwork"
f59c4bd6 2434 host_libs=
a1629e28 2435 ;;
7483e694 2436 sunos)
4d58e4cb 2437 AVSERVERLDFLAGS=""
9987769a 2438 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2439 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2440 network_extralibs="-lsocket -lnsl"
779222db 2441 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2442 # When using suncc to build, the Solaris linker will mark
2443 # an executable with each instruction set encountered by
2444 # the Solaris assembler. As our libraries contain their own
2445 # guards for processor-specific code, instead suppress
2446 # generation of the HWCAPS ELF section on Solaris x86 only.
2447 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2448 nm_opts='-P -g'
7483e694
DB
2449 ;;
2450 netbsd)
a1e4b3f6 2451 disable symver
07a8eef6
MR
2452 oss_indev_extralibs="-lossaudio"
2453 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2454 ;;
2455 openbsd)
7c4a001a 2456 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2457 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2458 # however the generated executable will not do anything
2459 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2460 # Thus explicitly enable PIC here.
cd78208b 2461 enable pic
a1e4b3f6 2462 disable symver
7483e694 2463 SHFLAGS='-shared'
07a8eef6
MR
2464 oss_indev_extralibs="-lossaudio"
2465 oss_outdev_extralibs="-lossaudio"
7483e694 2466 ;;
a1e4b3f6 2467 dragonfly)
a1e4b3f6
MR
2468 disable symver
2469 ;;
2470 freebsd)
7483e694
DB
2471 ;;
2472 bsd/os)
355d81df 2473 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2474 ;;
2475 darwin)
301ab19d 2476 gas="gas-preprocessor.pl $cc"
e08b8239 2477 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2478 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2479 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2480 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2481 SLIBSUF=".dylib"
2482 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2483 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2484 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2485 objformat="macho"
1b0f6fb8 2486 enabled x86_64 && objformat="macho64"
8dfa86f7 2487 enabled_any pic shared ||
2704bd1a 2488 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2489 ;;
2490 mingw32*)
9d3f4f50 2491 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2492 disable network
2493 else
2494 target_os=mingw32
2495 fi
dcc01c06 2496 LIBTARGET=i386
1fc9fb8a 2497 if enabled x86_64; then
417516f6 2498 LIBTARGET="i386:x86-64"
336cc1b0 2499 elif enabled arm; then
15c5156d 2500 LIBTARGET=arm-wince
dcc01c06 2501 fi
fbd971a4 2502 shlibdir_default="$bindir_default"
7483e694
DB
2503 SLIBPREF=""
2504 SLIBSUF=".dll"
7483e694
DB
2505 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2506 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2507 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2508 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2509 SLIB_INSTALL_LINKS=
2510 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2511 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2512 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 2513 objformat="win32"
ec10a9ab 2514 dlltool="${cross_prefix}dlltool"
bc574408 2515 enable dos_paths
1894e741 2516 check_cflags -fno-common
e26011d0
RP
2517 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2518 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2519 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2520 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2521 ;;
2522 cygwin*)
4f854758 2523 target_os=cygwin
fbd971a4 2524 shlibdir_default="$bindir_default"
7483e694
DB
2525 SLIBPREF="cyg"
2526 SLIBSUF=".dll"
2527 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2528 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2529 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2530 objformat="win32"
bc574408 2531 enable dos_paths
1894e741 2532 check_cflags -fno-common
a7a187a1 2533 add_cppflags -U__STRICT_ANSI__
7483e694 2534 ;;
4f365f37 2535 *-dos|freedos|opendos)
4f365f37 2536 network_extralibs="-lsocket"
ff1c015d 2537 objformat="coff"
bc574408 2538 enable dos_paths
a7a187a1 2539 add_cppflags -U__STRICT_ANSI__
4f365f37 2540 ;;
7483e694 2541 linux)
046f081b 2542 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2543 enable dv1394
2544 ;;
2545 irix*)
4f854758 2546 target_os=irix
7483e694
DB
2547 ranlib="echo ignoring ranlib"
2548 ;;
d22e8442 2549 os/2*)
d22e8442 2550 ln_s="cp -f"
9297f1ed 2551 objformat="aout"
e14574eb 2552 add_cppflags -D_GNU_SOURCE
355d81df 2553 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2554 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2555 AVSERVERLDFLAGS=""
287d3b13 2556 LIBSUF="_s.a"
d22e8442
DY
2557 SLIBPREF=""
2558 SLIBSUF=".dll"
2559 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2560 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2561 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2562 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2563 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2564 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2565 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2566 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2567 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2568 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2569 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2570 enable dos_paths
d22e8442 2571 ;;
83993c1c 2572 gnu/kfreebsd)
c1f54478 2573 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2574 ;;
34e82167 2575 gnu)
f60d1366 2576 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2577 ;;
d33ed7b3
MR
2578 qnx)
2579 add_cppflags -D_QNX_SOURCE
2580 network_extralibs="-lsocket"
2581 ;;
1c69c79f
MS
2582 symbian)
2583 SLIBSUF=".dll"
2584 enable dos_paths
e3bc07f4
MS
2585 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2586 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2587 add_ldflags -Wl,--target1-abs,--no-undefined \
2588 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2589 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2590 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2591 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2592 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2593 ;;
614d8911
MR
2594 none)
2595 ;;
7483e694 2596 *)
4f924f9a 2597 die "Unknown OS '$target_os'."
7483e694
DB
2598 ;;
2599esac
2600
6555acad
MR
2601esc(){
2602 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2603}
2604
2605echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2606
13cb2187
AS
2607check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2608
c9d19248
MR
2609set_default $PATHS_LIST
2610
320d060a 2611# we need to build at least one lib type
93b3c083 2612if ! enabled_any static shared; then
320d060a
DB
2613 cat <<EOF
2614At least one library type must be built.
2615Specify --enable-static to build the static libraries or --enable-shared to
2616build the shared libraries as well. To only build the shared libraries specify
2617--disable-static in addition to --enable-shared.
2618EOF
2619 exit 1;
2620fi
2621
2184c6f7 2622die_license_disabled() {
4c27207c 2623 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2624}
2625
e417d80d 2626die_license_disabled gpl libcdio
2184c6f7 2627die_license_disabled gpl libx264
de295976 2628die_license_disabled gpl libxavs
2184c6f7 2629die_license_disabled gpl libxvid
2184c6f7
DB
2630die_license_disabled gpl x11grab
2631
2f7ae63b 2632die_license_disabled nonfree libfaac
87246953 2633die_license_disabled nonfree libfdk_aac
a060866f 2634die_license_disabled nonfree openssl
b2e3c528 2635
0b175caa
DB
2636die_license_disabled version3 libopencore_amrnb
2637die_license_disabled version3 libopencore_amrwb
d89e738a 2638die_license_disabled version3 libvo_aacenc
f502ff3f 2639die_license_disabled version3 libvo_amrwbenc
0b175caa 2640
9cad0e4e 2641enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2642
40617a6d 2643disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2644
e276d9e8
MR
2645enable_pic() {
2646 enable pic
bce7b696
MR
2647 add_cppflags -DPIC
2648 add_cflags -fPIC
2649 add_asflags -fPIC
e276d9e8
MR
2650}
2651
2652enabled pic && enable_pic
bce7b696 2653
b4d96ba2
MR
2654check_cc <<EOF || die "Symbol mangling check failed."
2655int ff_extern;
2656EOF
8182dc34 2657sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2658extern_prefix=${sym%%ff_extern*}
2659
f65883c8
MR
2660check_cc <<EOF && enable inline_asm
2661void foo(void) { __asm__ volatile ("" ::); }
2662EOF
61d251db 2663
df5e3978
MR
2664_restrict=
2665for restrict_keyword in restrict __restrict__ __restrict; do
2666 check_cc <<EOF && _restrict=$restrict_keyword && break
2667void foo(char * $restrict_keyword p);
2668EOF
2669done
2670
2671check_cc <<EOF && enable attribute_packed
2672struct { int x; } __attribute__((packed)) x;
2673EOF
2674
dffb41b9
MR
2675check_cc <<EOF && enable attribute_may_alias
2676union { int x; } __attribute__((may_alias)) x;
2677EOF
2678
df5e3978
MR
2679check_cc <<EOF || die "endian test failed"
2680unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2681EOF
48fc536a 2682od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2683
e939cedd
MR
2684if enabled alpha; then
2685
2686 check_cflags -mieee
2687
2688elif enabled arm; then
e45391bb 2689
8986fddc 2690 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2691 nogas=die
50fa82e6 2692
44caaa56
MR
2693 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2694 enable vfp_args
2695 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2696 case "${cross_prefix:-$cc}" in
2697 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2698 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2699__asm__ (".eabi_attribute 28, 1");
2700int main(void) { return 0; }
2701EOF
44caaa56
MR
2702 esac
2703 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2704 fi
fa0912fe 2705
fa0912fe
MR
2706 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2707 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2708 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2709 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2710 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2711 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2712
6308729e
MR
2713 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2714
e276d9e8
MR
2715 enabled_all armv6t2 shared !pic && enable_pic
2716
fa0912fe 2717elif enabled mips; then
e45391bb 2718
fa0912fe
MR
2719 check_asm loongson '"dmult.g $1, $2, $3"'
2720 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2721
fa0912fe 2722elif enabled ppc; then
e45391bb 2723
e6a0c354
MR
2724 enable local_aligned_8 local_aligned_16
2725
135448fa 2726 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2727 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2728 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2729 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2730
2731 # AltiVec flags: The FSF version of GCC differs from the Apple version
2732 if enabled altivec; then
301ab19d 2733 nogas=warn
fa0912fe
MR
2734 check_cflags -maltivec -mabi=altivec &&
2735 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2736 check_cflags -faltivec
2737
2738 # check if our compiler supports Motorola AltiVec C API
2739 check_cc <<EOF || disable altivec
2740$inc_altivec_h
2741int main(void) {
2742 vector signed int v1, v2, v3;
2743 v1 = vec_add(v2,v3);
2744 return 0;
2745}
2746EOF
2747
2748 # check if our compiler supports braces for vector declarations
2749 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2750$inc_altivec_h
2751int main (void) { (vector int) {1}; return 0; }
2752EOF
2753 fi
e45391bb 2754
fa0912fe 2755elif enabled sparc; then
e45391bb 2756
fa0912fe
MR
2757 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2758 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2759
fa0912fe 2760elif enabled x86; then
e45391bb 2761
3f150ffb 2762 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2763 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2764 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2765 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2766
f80ddd5b
RB
2767 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2768
e6a0c354
MR
2769 enable local_aligned_8 local_aligned_16
2770
44965991
PI
2771 # check whether EBP is available on x86
2772 # As 'i' is stored on the stack, this program will crash
2773 # if the base pointer is used to access it because the
2774 # base pointer is cleared in the inline assembly code.
7dfef245 2775 check_exec_crash <<EOF && enable ebp_available
44965991 2776 volatile int i=0;
be449fca 2777 __asm__ volatile (
44965991
PI
2778 "xorl %%ebp, %%ebp"
2779 ::: "%ebp");
2780 return i;
44965991
PI
2781EOF
2782
f494213c 2783 # check whether EBX is available on x86
7cee5421
MR
2784 check_asm ebx_available '""::"b"(0)' &&
2785 check_asm ebx_available '"":::"%ebx"'
8e380710 2786
6f74fb03
RP
2787 # check whether xmm clobbers are supported
2788 check_asm xmm_clobbers '"":::"%xmm0"'
2789
d7f0920b 2790 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2791 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2792 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2793
9cca1e40 2794 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2795 if check_cmd $yasmexe --version; then
2796 enabled x86_64 && yasm_extra="-m amd64"
2797 yasm_debug="-g dwarf2"
2798 elif check_cmd nasm -v; then
2799 yasmexe=nasm
2800 yasm_debug="-g -F dwarf"
2801 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2802 fi
2803
2804 YASMFLAGS="-f $objformat $yasm_extra"
2805 enabled pic && append YASMFLAGS "-DPIC"
2806 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2807 case "$objformat" in
2808 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2809 esac
2810
48545a8f 2811 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2812 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2813 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2814 fi
e45391bb 2815
669b5583
MR
2816 case "$cpu" in
2817 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2818 disable fast_clz
2819 ;;
2820 esac
2821
44965991
PI
2822fi
2823
301ab19d
MR
2824if enabled asm; then
2825 as=${gas:=$as}
2826 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2827 $nogas "GNU assembler not found, install gas-preprocessor"
2828fi
2829
4a7e068b
MR
2830check_ldflags -Wl,--as-needed
2831
a98bb16d
RP
2832if check_func dlopen; then
2833 ldl=
2834elif check_func dlopen -ldl; then
2835 ldl=-ldl
8bf5d58f
MN
2836fi
2837
54fe299b
DV
2838if enabled network; then
2839 check_type "sys/types.h sys/socket.h" socklen_t
2840 check_type netdb.h "struct addrinfo"
75d339e0
MS
2841 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2842 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2843 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2844 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2845 check_type poll.h "struct pollfd"
54fe299b
DV
2846 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2847 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2848 check_header netinet/sctp.h
f06dee77 2849 check_func getaddrinfo $network_extralibs
54fe299b
DV
2850 # Prefer arpa/inet.h over winsock2
2851 if check_header arpa/inet.h ; then
2852 check_func closesocket
2853 elif check_header winsock2.h ; then
47876d66
DB
2854 check_func_headers winsock2.h closesocket -lws2 &&
2855 network_extralibs="-lws2" ||
2856 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2857 network_extralibs="-lws2_32"; }
f06dee77 2858 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2859 check_type ws2tcpip.h socklen_t
2860 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2861 check_type ws2tcpip.h "struct group_source_req"
2862 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2863 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2864 check_type winsock2.h "struct pollfd"
54fe299b
DV
2865 check_type ws2tcpip.h "struct sockaddr_in6"
2866 check_type ws2tcpip.h "struct sockaddr_storage"
2867 check_struct winsock2.h "struct sockaddr" sa_len
2868 else
2869 disable network
2870 fi
2871fi
2872
75ecf149
DB
2873# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2874check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2875
534a2231 2876check_func fcntl
7483e694
DB
2877check_func fork
2878check_func gethrtime
667fb97a 2879check_func getopt
7483e694 2880check_func getrusage
fc5607f8 2881check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2882check_func gettimeofday
094c09bb 2883check_func inet_aton $network_extralibs
abfc8d05 2884check_func isatty
a5b64584 2885check_func localtime_r
4ae40685 2886check_func ${malloc_prefix}memalign && enable memalign
7483e694 2887check_func mkstemp
0328b9ea 2888check_func mmap
4ae40685 2889check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2890check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2891check_func setrlimit
87958234 2892check_func strerror_r
6379900c 2893check_func strptime
47941088 2894check_func strtok_r
ea4d5f48 2895check_func sched_getaffinity
bcc73960 2896check_func sysconf
b9e22269 2897check_func sysctl
d3d3a32c 2898check_func usleep
b507ebd1 2899check_func_headers io.h setmode
b4675d0f 2900check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2901check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2902check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2903check_func_headers windows.h GetProcessTimes
61183b5a 2904check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2905check_func_headers windows.h MapViewOfFile
d3d3a32c 2906check_func_headers windows.h Sleep
7c5bfe7a 2907check_func_headers windows.h VirtualAlloc
6ffa87d3 2908
a98bb16d 2909check_header dlfcn.h
fa845061 2910check_header dxva.h
92c6a099 2911check_header dxva2api.h
3b1ab197 2912check_header io.h
a98bb16d 2913check_header malloc.h
bf6ce82d 2914check_header poll.h
b58412f1 2915check_header sys/mman.h
06bb5905 2916check_header sys/param.h
b091aa44 2917check_header sys/resource.h
bf6ce82d 2918check_header sys/select.h
e64bceea 2919check_header sys/time.h
542920b7 2920check_header unistd.h
272081b0
CEH
2921check_header vdpau/vdpau.h
2922check_header vdpau/vdpau_x11.h
d3d3a32c 2923check_header windows.h
68178ca9 2924check_header X11/extensions/XvMClib.h
a98bb16d 2925
a4fa192c 2926disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2927disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2928
ff3755cb
JG
2929if ! disabled w32threads && ! enabled pthreads; then
2930 check_func _beginthreadex && enable w32threads
2931fi
2932
57bd82d4
MR
2933# check for some common methods of building with pthread support
2934# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2935if ! disabled pthreads && ! enabled w32threads; then
2936 enable pthreads
9e7fd101
MR
2937 if check_func pthread_create; then
2938 :
2939 elif check_func pthread_create -pthread; then
2940 add_cflags -pthread
afc9aee2 2941 add_extralibs -pthread
9e7fd101
MR
2942 elif check_func pthread_create -pthreads; then
2943 add_cflags -pthreads
afc9aee2 2944 add_extralibs -pthreads
8d94f606
GT
2945 elif check_func pthread_create -lpthreadGC2; then
2946 add_extralibs -lpthreadGC2
9e7fd101 2947 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2948 disable pthreads
9e7fd101 2949 fi
57bd82d4
MR
2950fi
2951
8eee7025 2952for thread in $THREADS_LIST; do
e5f94c2b 2953 if enabled $thread; then
3ae3b721
RP
2954 test -n "$thread_type" &&
2955 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2956 thread_type="$thread"
e5f94c2b
RP
2957 fi
2958done
2959
50f7c296 2960check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2961enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2962
15333562 2963check_mathfunc cbrtf
645d2652
MR
2964check_mathfunc exp2
2965check_mathfunc exp2f
46df708b
MS
2966check_mathfunc isinf
2967check_mathfunc isnan
645d2652 2968check_mathfunc llrint
07876e25 2969check_mathfunc llrintf
645d2652
MR
2970check_mathfunc log2
2971check_mathfunc log2f
2972check_mathfunc lrint
2973check_mathfunc lrintf
183b1c22 2974check_mathfunc rint
645d2652
MR
2975check_mathfunc round
2976check_mathfunc roundf
23d3931a 2977check_mathfunc trunc
645d2652 2978check_mathfunc truncf
f32adb22 2979
57bd82d4 2980# these are off by default, so fail if requested and not available
a1b3c5a3 2981enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2982enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2983enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2984enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 2985enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 2986enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2987enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2988enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2989enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2990enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2991enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2992enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2993enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2994enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2995enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2996enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2997enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2998enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2999enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3000enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3001enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3002enabled libvpx && {
3003 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3004 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3005 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3006 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3007enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3008 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3009 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3010enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3011enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3012enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3013 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3014 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3015 die "ERROR: openssl not found"; }
8ac17293 3016
0b4a1821
AS
3017# libdc1394 check
3018if enabled libdc1394; then
3019 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3020 enable libdc1394_2; } ||
3021 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3022 enable libdc1394_1; } ||
3023 die "ERROR: No version of libdc1394 found "
3024fi
3025
9bd41bb1 3026if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3027 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3028 enable sdl &&
3029 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3030fi
57bd82d4 3031
2270b4b2 3032texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3033
c6f95144 3034check_header linux/fb.h
06e31011 3035check_header linux/videodev2.h
a6a4793d
LB
3036check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3037
1b6e8b73 3038check_header sys/videoio.h
47f38850 3039
27796dc3 3040check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3041# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3042# w32api 3.12 had it defined wrong
3043check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3044
f8aa696f 3045# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3046{ check_header dev/bktr/ioctl_meteor.h &&
3047 check_header dev/bktr/ioctl_bt848.h; } ||
3048{ check_header machine/ioctl_meteor.h &&
3049 check_header machine/ioctl_bt848.h; } ||
3050{ check_header dev/video/meteor/ioctl_meteor.h &&
3051 check_header dev/video/bktr/ioctl_bt848.h; } ||
3052check_header dev/ic/bt8xx.h
f8aa696f 3053
15d59d2c 3054check_header sndio.h
c7682de0
RP
3055check_header sys/soundcard.h
3056check_header soundcard.h
deb29777 3057
b6f3d925 3058enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3059
8772997d
SM
3060enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3061 check_func jack_port_get_latency_range -ljack
80ff8a16 3062
15d59d2c
B
3063enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3064
e417d80d
AK
3065enabled libcdio &&
3066 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3067
4a584eda
JA
3068enabled x11grab &&
3069require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3070require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3071require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3072
ac3dbb4d
SZ
3073# check for VDA header
3074if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3075 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3076fi
3077
598ef02b 3078if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3079check_cpp_condition \
3080 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3081 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3082 disable vdpau; }
abf649c7 3083fi
deda2a4a 3084
95e561ec 3085enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3086
3087# add some useful compiler flags if supported
3088check_cflags -Wdeclaration-after-statement
dcd479c0 3089check_cflags -Wall
440e3b2f 3090check_cflags -Wno-parentheses
dcd479c0 3091check_cflags -Wno-switch
b36518dc 3092check_cflags -Wno-format-zero-length
c07bd6a9
MN
3093check_cflags -Wdisabled-optimization
3094check_cflags -Wpointer-arith
3095check_cflags -Wredundant-decls
cc1fb623 3096check_cflags -Wno-pointer-sign
f4929996 3097check_cflags -Wcast-qual
9aceb3cf 3098check_cflags -Wwrite-strings
652a5bf6 3099check_cflags -Wtype-limits
764551c6 3100check_cflags -Wundef
fc298fd9 3101check_cflags -Wmissing-prototypes
c2ed91de 3102check_cflags -Wstrict-prototypes
5af4e0cc 3103enabled extra_warnings && check_cflags -Winline
cf9d24ad 3104
57bd82d4 3105# add some linker flags
5c0e9479 3106check_ldflags -Wl,--warn-common
3510a133 3107check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3108test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3109
47876d66 3110enabled xmm_clobber_test &&
7e4d9d5d
RB
3111 check_ldflags -Wl,--wrap,avcodec_open2 \
3112 -Wl,--wrap,avcodec_decode_audio4 \
3113 -Wl,--wrap,avcodec_decode_video2 \
3114 -Wl,--wrap,avcodec_decode_subtitle2 \
3115 -Wl,--wrap,avcodec_encode_audio2 \
3116 -Wl,--wrap,avcodec_encode_video \
3117 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3118 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3119 disable xmm_clobber_test
3120
a482e61b 3121echo "X{};" > $TMPV
b462d132 3122if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3123 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3124 check_cc <<EOF && enable symver_asm_label
3125void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3126void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3127EOF
3128 check_cc <<EOF && enable symver_gnu_asm
3129__asm__(".symver ff_foo,av_foo@VERSION");
3130void ff_foo(void) {}
3131EOF
3132fi
a482e61b 3133
9cd7b854
MR
3134if [ -n "$optflags" ]; then
3135 add_cflags $optflags
3136elif enabled small; then
01d31e16 3137 add_cflags $cflags_size
8400d6b8 3138elif enabled optimizations; then
01d31e16 3139 add_cflags $cflags_speed
b05394a0 3140else
01d31e16 3141 add_cflags $cflags_noopt
cddf3f45 3142fi
11fdbc44 3143check_cflags -fno-math-errno
b2eb2ff0 3144check_cflags -fno-signed-zeros
cddf3f45 3145
629687f6 3146if enabled icc; then
b1598b58
MR
3147 # Just warnings, no remarks
3148 check_cflags -w1
3149 # -wd: Disable following warnings
3150 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3151 # 1292: attribute "foo" ignored
88de5b0a 3152 # 1419: external declaration in primary source file
b1598b58 3153 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3154 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3155 # 10156: ignoring option '-W'; no argument required
88de5b0a 3156 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3157 # 11030: Warning unknown option --as-needed
3158 # 10156: ignoring option '-export'; no argument required
3159 check_ldflags -wd10156,11030
3160 # Allow to compile with optimizations
3161 check_ldflags -march=$cpu
be2cf98a
CEH
3162 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3163 enable ebp_available
bdefad73 3164 if enabled x86_32; then
07e3f9af 3165 icc_version=$($cc -dumpversion)
47876d66
DB
3166 test ${icc_version%%.*} -ge 11 &&
3167 check_cflags -falign-stack=maintain-16-byte ||
bdefad73
MR
3168 disable aligned_stack
3169 fi
df442a8d
MR
3170elif enabled ccc; then
3171 # disable some annoying warnings
3172 add_cflags -msg_disable cvtu32to64
3173 add_cflags -msg_disable embedcomment
3174 add_cflags -msg_disable needconstext
3175 add_cflags -msg_disable nomainieee
3176 add_cflags -msg_disable ptrmismatch1
3177 add_cflags -msg_disable unreachcode
973859f5
MR
3178elif enabled gcc; then
3179 check_cflags -fno-tree-vectorize
765e6134 3180 check_cflags -Werror=implicit-function-declaration
de63bfec 3181 check_cflags -Werror=missing-prototypes
9d6b2077 3182 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3183elif enabled llvm_gcc; then
3184 check_cflags -mllvm -stack-alignment=16
06da6943 3185elif enabled clang; then
5c8ef670 3186 check_cflags -mllvm -stack-alignment=16
06da6943 3187 check_cflags -Qunused-arguments
138132be
MR
3188elif enabled armcc; then
3189 # 2523: use of inline assembler is deprecated
bcafde61
MR
3190 add_cflags -W${armcc_opt},--diag_suppress=2523
3191 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3192 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3193 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3194 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3195 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3196elif enabled tms470; then
3197 add_cflags -pds=824 -pds=837
5f3b8314
MR
3198elif enabled pathscale; then
3199 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3200fi
3201
7483e694
DB