tscc2: fix typo in array index
[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
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
MR
78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
MR
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
MR
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
MR
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
MR
116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
06454877
MR
119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
DB
121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
06454877
MR
129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
DB
156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
MR
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
MR
163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
06454877
MR
170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
c547e5ff
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]
becc3c62
MS
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]
c547e5ff
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]
c547e5ff
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
MR
193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
06454877
MR
196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
06454877
MR
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
MR
208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
3b327a4b
DB
225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
06454877
MR
237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
06454877
MR
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
MR
251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
06454877
MR
255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
06454877
MR
263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
MR
269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
MR
284}
285
7bfc8ae6
MR
286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
MR
291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
e155a21a
DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
DB
306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
MR
308EOF
309 fi
57bd82d4
MR
310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | 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
MR
411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
MR
438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
MR
449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
MR
457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
MR
464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
85bca2c5
DB
470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
MR
476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
4a0d6686
AJ
495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
MR
504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
30fd06be
MR
511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
MR
518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
MR
539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
MR
556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
MR
560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
MR
564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
MR
575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
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
acd554c1 953 gcrypt
bc8c1395 954 gnutls
c88f5d72 955 gpl
d8d0d0b2 956 gray
3abe5fbd 957 hardcoded_tables
e417d80d 958 libcdio
f7b8bffe 959 libdc1394
2eed5a46 960 libfaac
37eeb5e2 961 libfdk_aac
a5b64584 962 libfreetype
c88f5d72 963 libgsm
3641b048 964 libilbc
6ebe07fb 965 libmp3lame
0b175caa
DB
966 libopencore_amrnb
967 libopencore_amrwb
6ebf0bfc 968 libopencv
9a77d59a 969 libopenjpeg
0de9c41f 970 libpulse
0f943ce6 971 librtmp
f7cd9eed 972 libschroedinger
ae14f311 973 libspeex
150d2772 974 libtheora
d89e738a 975 libvo_aacenc
f502ff3f 976 libvo_amrwbenc
c88f5d72 977 libvorbis
8299a7f8 978 libvpx
1cc60c47 979 libx264
de295976 980 libxavs
1cc60c47 981 libxvid
b781cc12 982 lsp
47a158cb 983 mdct
c88f5d72 984 memalign_hack
c4f5c2d6 985 mpegaudiodsp
acd554c1 986 nettle
c88f5d72 987 network
3fe142e2 988 nonfree
a060866f 989 openssl
8a3c8627 990 pic
68602540 991 rdft
44b70ce5 992 rtpdec
e90f5b5a 993 runtime_cpudetect
8cfbbd92 994 safe_bitstream_reader
2e35e684 995 shared
4538729a 996 sinewin
bd2216e4 997 small
6b35d421 998 sram
2e35e684 999 static
5a0f7131 1000 swscale
a9ddb5b1 1001 swscale_alpha
8986fddc 1002 thumb
17492d5e 1003 vaapi
ac3dbb4d 1004 vda
17492d5e 1005 vdpau
9cad0e4e 1006 version3
7e4d9d5d 1007 xmm_clobber_test
56a059ac 1008 x11grab
c88f5d72 1009 zlib
4a0d6686 1010"
c88f5d72 1011
8eee7025 1012THREADS_LIST='
8eee7025
DB
1013 pthreads
1014 w32threads
1015'
1016
3f5b56e5
MR
1017ARCH_LIST='
1018 alpha
a2fc0f6a 1019 arm
fdcd782d
MR
1020 avr32
1021 avr32_ap
1022 avr32_uc
3f5b56e5
MR
1023 bfin
1024 ia64
1025 m68k
1026 mips
bae3abb0 1027 mips64
3f5b56e5 1028 parisc
79cb09b2 1029 ppc
34d11b87 1030 ppc64
3f5b56e5
MR
1031 s390
1032 sh4
1033 sparc
1034 sparc64
0844bae1 1035 tomi
3f5b56e5
MR
1036 x86
1037 x86_32
1038 x86_64
1039'
1040
1041ARCH_EXT_LIST='
1ac9331a 1042 altivec
3bf96eec 1043 amd3dnow
a1ef9f08 1044 amd3dnowext
1ac9331a 1045 armv5te
edab3048 1046 armv6
ab5cb084 1047 armv6t2
f55b299a 1048 armvfp
87f1355f 1049 avx
3f5b56e5
MR
1050 mmi
1051 mmx
d7f0920b 1052 mmx2
6b18d278 1053 neon
799fde37 1054 ppc4xx
1bb04d5a 1055 sse
9eeed841 1056 ssse3
93eb8e4d 1057 vfpv3
bd9d34a0 1058 vis
3f5b56e5
MR
1059'
1060
a3e02a8c
MR
1061HAVE_LIST_PUB='
1062 bigendian
d268eee9 1063 fast_unaligned
a3e02a8c
MR
1064'
1065
3f5b56e5
MR
1066HAVE_LIST="
1067 $ARCH_EXT_LIST
a3e02a8c 1068 $HAVE_LIST_PUB
3f5b56e5 1069 $THREADS_LIST
be1a839c 1070 aligned_malloc
59782b82 1071 aligned_stack
35fd8122 1072 alsa_asoundlib_h
3f5b56e5 1073 altivec_h
c9fdab0d 1074 arpa_inet_h
6308729e 1075 asm_mod_y
dffb41b9 1076 attribute_may_alias
e7ea5e3d 1077 attribute_packed
15333562 1078 cbrtf
ecf97f22 1079 closesocket
1ac9331a 1080 cmov
c0ee695b 1081 cpuid
c88f5d72 1082 dcbzl
f8aa696f
DB
1083 dev_bktr_ioctl_bt848_h
1084 dev_bktr_ioctl_meteor_h
1085 dev_ic_bt8xx_h
f8aa696f 1086 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1087 dev_video_meteor_ioctl_meteor_h
18b67ae5 1088 dlfcn_h
c88f5d72 1089 dlopen
bc574408 1090 dos_paths
fa845061 1091 dxva_h
245626d0
DB
1092 ebp_available
1093 ebx_available
6b7c7703
VS
1094 exp2
1095 exp2f
c2a29455 1096 fast_64bit
669b5583 1097 fast_clz
7073e9fc 1098 fast_cmov
534a2231 1099 fcntl
9d99cc5a 1100 fork
84882df6 1101 getaddrinfo
da9e86f8 1102 gethrtime
667fb97a 1103 getopt
02e8f427 1104 GetProcessAffinityMask
fc5607f8 1105 GetProcessMemoryInfo
4e68cb8a 1106 GetProcessTimes
61183b5a 1107 GetSystemTimeAsFileTime
66be5b45 1108 getrusage
61183b5a 1109 gettimeofday
a49d3025 1110 gnu_as
2f0c136e 1111 ibm_asm
2e1913b1 1112 inet_aton
61d251db 1113 inline_asm
3b1ab197 1114 io_h
abfc8d05 1115 isatty
46df708b
MS
1116 isinf
1117 isnan
8772997d 1118 jack_port_get_latency_range
9f5ff83f 1119 ldbrx
0b4a1821
AS
1120 libdc1394_1
1121 libdc1394_2
a33cab3a 1122 llrint
07876e25 1123 llrintf
d96cd429
MR
1124 local_aligned_16
1125 local_aligned_8
a5b64584 1126 localtime_r
291fd18a 1127 log2
6b7c7703 1128 log2f
85dd97ad 1129 loongson
a33cab3a 1130 lrint
c88f5d72 1131 lrintf
f8aa696f
DB
1132 machine_ioctl_bt848_h
1133 machine_ioctl_meteor_h
c88f5d72 1134 malloc_h
73f6d31e 1135 MapViewOfFile
c88f5d72 1136 memalign
6ffa87d3 1137 mkstemp
f80ddd5b 1138 mm_empty
0328b9ea 1139 mmap
d3d3a32c 1140 nanosleep
5699884c 1141 netinet_sctp_h
3e0b1c9a 1142 poll_h
1f91cdce 1143 posix_memalign
07b28702 1144 rdtsc
183b1c22 1145 rint
a33cab3a
MK
1146 round
1147 roundf
358d854d 1148 rweflags
ea4d5f48 1149 sched_getaffinity
c88f5d72
MR
1150 sdl
1151 sdl_video_size
b507ebd1 1152 setmode
3e0b1c9a 1153 setrlimit
d3d3a32c 1154 Sleep
15d59d2c 1155 sndio_h
72be9e73 1156 socklen_t
deb29777 1157 soundcard_h
87958234 1158 strerror_r
6379900c 1159 strptime
47941088 1160 strtok_r
c0018613 1161 struct_addrinfo
75d339e0
MS
1162 struct_group_source_req
1163 struct_ip_mreq_source
b4d68544 1164 struct_ipv6_mreq
cdee08e3 1165 struct_pollfd
3e0b1c9a 1166 struct_rusage_ru_maxrss
b4d68544 1167 struct_sockaddr_in6
3b2372bf 1168 struct_sockaddr_sa_len
33a4dbdd 1169 struct_sockaddr_storage
a6a4793d 1170 struct_v4l2_frmivalenum_discrete
b462d132 1171 symver
b462d132 1172 symver_asm_label
3e0b1c9a 1173 symver_gnu_asm
bcc73960 1174 sysconf
b9e22269 1175 sysctl
b58412f1 1176 sys_mman_h
06bb5905 1177 sys_param_h
b091aa44 1178 sys_resource_h
81644c2e 1179 sys_select_h
deb29777 1180 sys_soundcard_h
e64bceea 1181 sys_time_h
1b6e8b73 1182 sys_videoio_h
b265431e 1183 threads
23d3931a 1184 trunc
7b04b8a0 1185 truncf
542920b7 1186 unistd_h
d3d3a32c 1187 usleep
ce742de2 1188 vfp_args
7c5bfe7a 1189 VirtualAlloc
d3d3a32c 1190 windows_h
6ff3f3e7 1191 winsock2_h
cc078b5d 1192 xform_asm
3f150ffb 1193 xgetbv
6f74fb03 1194 xmm_clobbers
304d586d 1195 yasm
0cb78cef 1196"
44161118 1197
b6bb00b0
MR
1198# options emitted with CONFIG_ prefix but not available on command line
1199CONFIG_EXTRA="
87849592 1200 aandcttables
dc4f5a1c 1201 avutil
478fd534 1202 golomb
9cad0e4e 1203 gplv3
478fd534
DB
1204 h264chroma
1205 h264dsp
1206 h264pred
915a2a0a 1207 h264qpel
478fd534 1208 huffman
9cad0e4e 1209 lgplv3
478fd534 1210 lpc
ab9f9876 1211 vp3dsp
b6bb00b0
MR
1212"
1213
520cc7f1 1214CMDLINE_SELECT="
3f5b56e5 1215 $ARCH_EXT_LIST
520cc7f1 1216 $CONFIG_LIST
8eee7025 1217 $THREADS_LIST
c8a4ae00 1218 asm
db6107b6 1219 cross_compile
520cc7f1
MR
1220 debug
1221 extra_warnings
8c6afa4d 1222 logging
d2bbb2f7 1223 optimizations
9baec618 1224 symver
7595a5e4 1225 yasm
520cc7f1 1226"
426be5dc
DB
1227
1228PATHS_LIST='
d156bede 1229 bindir
14a8acf1 1230 datadir
26759c44
MR
1231 incdir
1232 libdir
26759c44
MR
1233 mandir
1234 prefix
1235 shlibdir
426be5dc
DB
1236'
1237
1238CMDLINE_SET="
1239 $PATHS_LIST
121d78d0 1240 ar
426be5dc 1241 arch
313c46a6 1242 as
426be5dc
DB
1243 build_suffix
1244 cc
1245 cpu
1246 cross_prefix
50567afa 1247 dep_cc
ac63af34 1248 extra_version
9da6609f
MR
1249 host_cc
1250 host_cflags
1251 host_ldflags
1252 host_libs
82bb3329 1253 host_os
684b28e0 1254 ld
426be5dc 1255 logfile
4ae40685 1256 malloc_prefix
89641463 1257 nm
9cd7b854 1258 optflags
3f8040db 1259 pkg_config
2fad0977 1260 samples
c5200f17
MR
1261 sysinclude
1262 sysroot
a7ada2ba 1263 target_exec
26759c44 1264 target_os
a7ada2ba 1265 target_path
426be5dc 1266"
520cc7f1 1267
89f2932b
MR
1268CMDLINE_APPEND="
1269 extra_cflags
1270"
1271
912f3148
DB
1272# code dependency declarations
1273
9eeed841 1274# architecture extensions
808fa33c 1275
a2fc0f6a
MR
1276armv5te_deps="arm"
1277armv6_deps="arm"
ab5cb084 1278armv6t2_deps="arm"
a2fc0f6a 1279armvfp_deps="arm"
808fa33c 1280neon_deps="arm"
93eb8e4d 1281vfpv3_deps="armvfp"
808fa33c 1282
e241ba14 1283mmi_deps="mips"
808fa33c
MR
1284
1285altivec_deps="ppc"
1286ppc4xx_deps="ppc"
1287
1288vis_deps="sparc"
1289
7f8c3d1f 1290x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1291amd3dnow_deps="mmx"
1292amd3dnowext_deps="amd3dnow"
9eeed841 1293mmx_deps="x86"
75aa95a6 1294mmx2_deps="mmx"
75aa95a6
DB
1295sse_deps="mmx"
1296ssse3_deps="sse"
87f1355f 1297avx_deps="ssse3"
9eeed841 1298
59782b82 1299aligned_stack_if_any="ppc x86"
e939cedd 1300fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1301fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1302fast_unaligned_if_any="armv6 ppc x86"
669b5583 1303
6fec122a 1304inline_asm_deps="!tms470"
3e0b1c9a 1305need_memalign="altivec neon sse"
89e053f8 1306
b462d132
MR
1307symver_if_any="symver_asm_label symver_gnu_asm"
1308
26fbcc85 1309# subsystems
dc609252 1310dct_select="rdft"
26fbcc85
MR
1311mdct_select="fft"
1312rdft_select="fft"
c4f5c2d6 1313mpegaudiodsp_select="dct"
26fbcc85 1314
5666fd73 1315# decoders / encoders / hardware accelerators
cfc2a0cf 1316aac_decoder_select="mdct sinewin"
4538729a 1317aac_encoder_select="mdct sinewin"
136e19e1 1318aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1319ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1320ac3_encoder_select="mdct ac3dsp"
3d269059 1321ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1322alac_encoder_select="lpc"
b781cc12 1323amrnb_decoder_select="lsp"
2b2a597e 1324amrwb_decoder_select="lsp"
4538729a 1325atrac1_decoder_select="mdct sinewin"
26fbcc85 1326atrac3_decoder_select="mdct"
a33657ce
DB
1327binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1328binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1329cavs_decoder_select="golomb"
4538729a 1330cook_decoder_select="mdct sinewin"
2eef7c62 1331cscd_decoder_suggest="zlib"
26fbcc85 1332dca_decoder_select="mdct"
87849592 1333dnxhd_encoder_select="aandcttables"
2eef7c62 1334dxa_decoder_select="zlib"
baf91bb9 1335eac3_decoder_select="ac3_decoder"
aa47c35d 1336eac3_encoder_select="mdct ac3dsp"
87849592
DB
1337eamad_decoder_select="aandcttables"
1338eatgq_decoder_select="aandcttables"
1339eatqi_decoder_select="aandcttables"
4f034993
MR
1340ffv1_decoder_select="golomb"
1341flac_decoder_select="golomb"
f4d608e3 1342flac_encoder_select="golomb lpc"
2eef7c62
AJ
1343flashsv_decoder_select="zlib"
1344flashsv_encoder_select="zlib"
c2d23309 1345flashsv2_decoder_select="zlib"
4414137e 1346flv_decoder_select="h263_decoder"
4d4b4bd1 1347flv_encoder_select="h263_encoder"
3447f12d 1348fraps_decoder_select="huffman"
87849592 1349h261_encoder_select="aandcttables"
7f647ae0 1350h263_decoder_select="h263_parser"
87849592 1351h263_encoder_select="aandcttables"
95a61cfc 1352h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1353h263i_decoder_select="h263_decoder"
fe629c2d 1354h263p_encoder_select="h263_encoder"
915a2a0a 1355h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1356h264_dxva2_hwaccel_deps="dxva2api_h"
1357h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1358h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1359h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1360h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1361iac_decoder_select="fft mdct sinewin"
56c8227d 1362imc_decoder_select="fft mdct sinewin"
4f034993
MR
1363jpegls_decoder_select="golomb"
1364jpegls_encoder_select="golomb"
87849592 1365ljpeg_encoder_select="aandcttables"
4f034993 1366loco_decoder_select="golomb"
87849592 1367mjpeg_encoder_select="aandcttables"
2cca233b 1368mlp_decoder_select="mlp_parser"
c4f5c2d6 1369mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1370mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1371mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1372mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1373mp3_decoder_select="mpegaudiodsp"
1374mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1375mp3adufloat_decoder_select="mpegaudiodsp"
1376mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1377mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1378mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1379mpc7_decoder_select="mpegaudiodsp"
1380mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1381mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1382mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1383mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1384mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
87849592 1385mpeg1video_encoder_select="aandcttables"
164aab02
LA
1386mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1387mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1388mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
87849592 1389mpeg2video_encoder_select="aandcttables"
3e0b1c9a
DB
1390mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1391mpeg4_encoder_select="h263_encoder"
95a61cfc 1392mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1393mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1394msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1395msmpeg4v1_encoder_select="h263_encoder"
4414137e 1396msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1397msmpeg4v2_encoder_select="h263_encoder"
4414137e 1398msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1399msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1400nellymoser_decoder_select="mdct sinewin"
1401nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1402png_decoder_select="zlib"
1403png_encoder_select="zlib"
b781cc12 1404qcelp_decoder_select="lsp"
c4f5c2d6 1405qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1406ra_144_encoder_select="lpc"
9f43fdda 1407ralf_decoder_select="golomb"
a8beb22f 1408rv10_decoder_select="h263_decoder"
b2bf38b4 1409rv10_encoder_select="h263_encoder"
a8beb22f 1410rv20_decoder_select="h263_decoder"
b2bf38b4 1411rv20_encoder_select="h263_encoder"
915a2a0a
DB
1412rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1413rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1414shorten_decoder_select="golomb"
b781cc12 1415sipr_decoder_select="lsp"
05aec7bb 1416snow_decoder_select="dwt"
87849592
DB
1417snow_encoder_select="aandcttables dwt"
1418svq1_encoder_select="aandcttables"
915a2a0a 1419svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1420svq3_decoder_suggest="zlib"
4eef77c1 1421theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1422tiff_decoder_suggest="zlib"
1423tiff_encoder_suggest="zlib"
aec09a00 1424truehd_decoder_select="mlp_decoder"
2eef7c62 1425tscc_decoder_select="zlib"
4538729a 1426twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1427vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1428vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1429vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1430vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1431vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1432vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1433vorbis_decoder_select="mdct"
1434vorbis_encoder_select="mdct"
ab9f9876
MR
1435vp3_decoder_select="vp3dsp"
1436vp5_decoder_select="vp3dsp"
1437vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1438vp6a_decoder_select="vp6_decoder"
1439vp6f_decoder_select="vp6_decoder"
915a2a0a 1440vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1441wmapro_decoder_select="mdct sinewin"
1442wmav1_decoder_select="mdct sinewin"
1443wmav1_encoder_select="mdct sinewin"
1444wmav2_decoder_select="mdct sinewin"
1445wmav2_encoder_select="mdct sinewin"
1446wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1447wmv1_decoder_select="h263_decoder"
665507aa 1448wmv1_encoder_select="h263_encoder"
f95bfab0 1449wmv2_decoder_select="h263_decoder"
1746e2a9 1450wmv2_encoder_select="h263_encoder"
015f8ee0 1451wmv3_decoder_select="vc1_decoder"
f0f86627 1452wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1453wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1454wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1455wmv3image_decoder_select="wmv3_decoder"
0e714f88 1456zerocodec_decoder_select="zlib"
2eef7c62
AJ
1457zlib_decoder_select="zlib"
1458zlib_encoder_select="zlib"
1459zmbv_decoder_select="zlib"
1460zmbv_encoder_select="zlib"
30fd06be 1461
0afab17e 1462vaapi_deps="va_va_h"
ac3dbb4d 1463vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1464vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1465
28b80940 1466# parsers
6a7c5312 1467h264_parser_select="golomb h264dsp h264pred"
28b80940 1468
912f3148 1469# external libraries
c9171a83 1470libfaac_encoder_deps="libfaac"
37eeb5e2 1471libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1472libgsm_decoder_deps="libgsm"
1473libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1474libgsm_ms_decoder_deps="libgsm"
1475libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1476libilbc_decoder_deps="libilbc"
1477libilbc_encoder_deps="libilbc"
1cc60c47 1478libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1479libopencore_amrnb_decoder_deps="libopencore_amrnb"
1480libopencore_amrnb_encoder_deps="libopencore_amrnb"
1481libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1482libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1483libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1484libschroedinger_decoder_deps="libschroedinger"
1485libschroedinger_encoder_deps="libschroedinger"
ae14f311 1486libspeex_decoder_deps="libspeex"
b606a017 1487libspeex_encoder_deps="libspeex"
150d2772 1488libtheora_encoder_deps="libtheora"
d89e738a 1489libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1490libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1491libvorbis_encoder_deps="libvorbis"
8299a7f8 1492libvpx_decoder_deps="libvpx"
ee0e9146 1493libvpx_encoder_deps="libvpx"
1cc60c47 1494libx264_encoder_deps="libx264"
de295976 1495libxavs_encoder_deps="libxavs"
1cc60c47 1496libxvid_encoder_deps="libxvid"
30fd06be 1497
912f3148 1498# demuxers / muxers
c2dd0e9e 1499ac3_demuxer_select="ac3_parser"
647c2356 1500asf_stream_muxer_select="asf_muxer"
4e622dea 1501avisynth_demuxer_deps="avisynth"
c2dd0e9e 1502dirac_demuxer_select="dirac_parser"
5b423887 1503eac3_demuxer_select="ac3_parser"
c2dd0e9e 1504flac_demuxer_select="flac_parser"
647c2356 1505ipod_muxer_select="mov_muxer"
647c2356 1506matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1507matroska_demuxer_suggest="zlib bzlib"
1508mov_demuxer_suggest="zlib"
c2dd0e9e 1509mp3_demuxer_select="mpegaudio_parser"
647c2356 1510mp4_muxer_select="mov_muxer"
2439bd86 1511mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1512mpegtsraw_demuxer_select="mpegts_demuxer"
1513mxf_d10_muxer_select="mxf_muxer"
24ca518b 1514ogg_demuxer_select="golomb"
647c2356 1515psp_muxer_select="mov_muxer"
44594cc7 1516rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1517rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1518rtsp_demuxer_select="http_protocol rtpdec"
1519rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1520sap_demuxer_select="sdp_demuxer"
2aab70c4 1521sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1522sdp_demuxer_select="rtpdec"
f1e94694 1523spdif_muxer_select="aac_parser"
647c2356
DB
1524tg2_muxer_select="mov_muxer"
1525tgp_muxer_select="mov_muxer"
6bdaa5f4 1526w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1527
1528# indevs / outdevs
38e54a75 1529alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1530alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1531bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1532dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1533fbdev_indev_deps="linux_fb_h"
38e54a75 1534jack_indev_deps="jack_jack_h"
e417d80d 1535libcdio_indev_deps="libcdio"
38e54a75 1536libdc1394_indev_deps="libdc1394"
38e54a75
SS
1537oss_indev_deps_any="soundcard_h sys_soundcard_h"
1538oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1539pulse_indev_deps="libpulse"
15d59d2c
B
1540sndio_indev_deps="sndio_h"
1541sndio_outdev_deps="sndio_h"
38e54a75 1542v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1543vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1544vfwcap_indev_extralibs="-lavicap32"
38e54a75 1545x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1546
912f3148 1547# protocols
acd554c1
SP
1548ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1549ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1550ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1551ffrtmphttp_protocol_deps="!librtmp_protocol"
1552ffrtmphttp_protocol_select="http_protocol"
3fff6382 1553gopher_protocol_deps="network"
c40e1757
JS
1554httpproxy_protocol_deps="network"
1555httpproxy_protocol_select="tcp_protocol"
c08fb000 1556http_protocol_deps="network"
279a0c97 1557http_protocol_select="tcp_protocol"
183baead 1558https_protocol_select="tls_protocol"
c3b57d6e
DB
1559librtmp_protocol_deps="librtmp"
1560librtmpe_protocol_deps="librtmp"
1561librtmps_protocol_deps="librtmp"
1562librtmpt_protocol_deps="librtmp"
1563librtmpte_protocol_deps="librtmp"
c60a2d70 1564mmsh_protocol_select="http_protocol"
b4cf3f6c 1565mmst_protocol_deps="network"
c3b57d6e 1566rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1567rtmp_protocol_select="tcp_protocol"
acd554c1 1568rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1569rtmps_protocol_deps="!librtmp_protocol"
1570rtmps_protocol_select="tls_protocol"
775c4d36 1571rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1572rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1573rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1574rtp_protocol_select="udp_protocol"
5699884c 1575sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1576tcp_protocol_deps="network"
558d192d
MS
1577tls_protocol_deps_any="openssl gnutls"
1578tls_protocol_select="tcp_protocol"
c08fb000
AB
1579udp_protocol_deps="network"
1580
6ebf0bfc 1581# filters
13fabd7a 1582blackframe_filter_deps="gpl"
ce6b6ef6 1583boxblur_filter_deps="gpl"
68b79bfc 1584cropdetect_filter_deps="gpl"
b157be1f 1585delogo_filter_deps="gpl"
a5b64584 1586drawtext_filter_deps="libfreetype"
2e5ff4d0 1587frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1588frei0r_filter_extralibs='$ldl'
a42bb9d6 1589frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1590frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1591hqdn3d_filter_deps="gpl"
d371e7b9 1592resample_filter_deps="avresample"
cf69ad35 1593ocv_filter_deps="libopencv"
2f296e39 1594scale_filter_deps="swscale"
acbac567 1595yadif_filter_deps="gpl"
6ebf0bfc 1596
5a0f7131
MR
1597# libraries
1598avdevice_deps="avcodec avformat"
1599avformat_deps="avcodec"
f7679c54 1600
912f3148 1601# programs
ce03b088
AK
1602avconv_deps="avcodec avfilter avformat avresample swscale
1603 aformat_filter asyncts_filter
1604 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1605avplay_deps="avcodec avformat swscale sdl"
1606avplay_select="rdft"
9e12f0bf 1607avprobe_deps="avcodec avformat"
b263bf66 1608avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1609avserver_extralibs='$ldl'
a2830dca 1610
c73f65d9 1611doc_deps="texi2html"
912f3148 1612
57442411
MR
1613# tests
1614
388ff813
DB
1615mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1616seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1617
57442411
MR
1618test_deps(){
1619 suf1=$1
1620 suf2=$2
1621 shift 2
1622 for v; do
1623 dep=${v%=*}
1624 tests=${v#*=}
1625 for name in ${tests}; do
908f12f3 1626 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1627 done
1628 done
1629}
1630
57442411
MR
1631test_deps _muxer _demuxer \
1632 aiff \
1633 pcm_alaw=alaw \
1634 asf \
1635 au \
1636 avi \
1637 dv=dv_fmt \
1638 ffm \
1639 flv=flv_fmt \
1640 gxf \
1641 matroska=mkv \
1642 mmf \
1643 mov \
1644 pcm_mulaw=mulaw \
0218808d 1645 mxf="mxf mxf_d10" \
57442411
MR
1646 nut \
1647 ogg \
1648 rawvideo=pixfmt \
1649 rm \
1650 swf \
1651 mpegts=ts \
1652 voc \
1653 wav \
1654 yuv4mpegpipe=yuv4mpeg \
1655
de6d9b64 1656# default parameters
8a608357 1657
19bd477d 1658logfile="config.log"
8a608357
MR
1659
1660# installation paths
c9d19248
MR
1661prefix_default="/usr/local"
1662bindir_default='${prefix}/bin'
6291d7e4 1663datadir_default='${prefix}/share/avconv'
c9d19248
MR
1664incdir_default='${prefix}/include'
1665libdir_default='${prefix}/lib'
1666mandir_default='${prefix}/share/man'
1667shlibdir_default="$libdir_default"
8a608357
MR
1668
1669# toolchain
121d78d0 1670ar_default="ar"
13c7df3d 1671cc_default="gcc"
9da6609f 1672host_cc_default="gcc"
11e6d03a 1673ln_s="ln -sf"
89641463 1674nm_default="nm"
11e6d03a 1675objformat="elf"
3f8040db 1676pkg_config_default=pkg-config
be7109c1 1677ranlib="ranlib"
11e6d03a 1678yasmexe="yasm"
8a608357 1679
8182dc34 1680nm_opts='-g'
3e0b1c9a 1681nogas=":"
8182dc34 1682
8a608357 1683# machine
8d4c00ed 1684arch_default=$(uname -m)
38d0a8aa 1685cpu="generic"
8a608357 1686
8a608357 1687# OS
8d4c00ed
MR
1688target_os_default=$(tolower $(uname -s))
1689host_os=$target_os_default
8a608357 1690
8a608357 1691# configurable options
055c61b8
DB
1692enable $PROGRAM_LIST
1693
5a0f7131
MR
1694enable avcodec
1695enable avdevice
cccc039f 1696enable avfilter
5a0f7131 1697enable avformat
c8af852b 1698enable avresample
dc4f5a1c 1699enable avutil
3e0b1c9a
DB
1700enable swscale
1701
3e0b1c9a
DB
1702enable asm
1703enable debug
1704enable doc
1705enable fastdiv
497237c7 1706enable network
8400d6b8 1707enable optimizations
8cfbbd92 1708enable safe_bitstream_reader
530dc538 1709enable static
a9ddb5b1 1710enable swscale_alpha
8a608357 1711
8a608357 1712# build settings
9987769a 1713SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1714AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1715LIBPREF="lib"
1716LIBSUF=".a"
c5f14466
RP
1717FULLNAME='$(NAME)$(BUILDSUF)'
1718LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1719SLIBPREF="lib"
1720SLIBSUF=".so"
c5f14466 1721SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1722SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1723SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1724LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1725SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1726SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1727
68485d1f
MR
1728asflags_filter=echo
1729cflags_filter=echo
64933b6c
MR
1730ldflags_filter=echo
1731
bc877faf 1732AS_O='-o $@'
7e6c86e6 1733CC_O='-o $@'
a758c5e2
MR
1734LD_O='-o $@'
1735HOSTCC_O='-o $@'
7e6c86e6 1736
1d01fee9 1737host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1738host_libs='-lm'
6c3fa06a
MR
1739host_cflags_filter=echo
1740host_ldflags_filter=echo
9da6609f 1741
9b861379 1742target_path='$(CURDIR)'
a7ada2ba 1743
a158446b
MR
1744# since the object filename is not given with the -MM flag, the compiler
1745# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1746DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1747DEPFLAGS='-MM'
315c741d 1748
c597172e 1749# find source path
24524f36 1750if test -f configure; then
f038cf3c 1751 source_path=.
c597172e 1752else
8477f2de 1753 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1754 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1755 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1756 test -e "$source_path/config.h" &&
1757 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1758fi
1759
13cbe2c0 1760for v in "$@"; do
b04251c5
MR
1761 r=${v#*=}
1762 l=${v%"$r"}
1763 r=$(sh_quote "$r")
29ba0911 1764 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1765done
c597172e 1766
73ef8980
MR
1767find_things(){
1768 thing=$1
1769 pattern=$2
1770 file=$source_path/$3
932ccf39 1771 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1772}
1773
1774ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1775DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1776HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1777PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1778BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1779MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1780DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1781OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1782INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1783PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1784FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1785
54e75be4
DB
1786ALL_COMPONENTS="
1787 $BSF_LIST
1788 $DECODER_LIST
1789 $DEMUXER_LIST
1790 $ENCODER_LIST
1791 $FILTER_LIST
1792 $HWACCEL_LIST
1793 $INDEV_LIST
1794 $MUXER_LIST
1795 $OUTDEV_LIST
1796 $PARSER_LIST
1797 $PROTOCOL_LIST
1798"
1799
57442411 1800find_tests(){
b9d5f1b7 1801 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1802}
1803
57442411 1804LAVF_TESTS=$(find_tests lavf)
48c28162 1805LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1806SEEK_TESTS=$(find_tests seek seek_)
57442411 1807
7263cd55 1808ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1809
8469ae22
MR
1810for n in $COMPONENT_LIST; do
1811 v=$(toupper ${n%s})_LIST
1812 eval enable \$$v
1813 eval ${n}_if_any="\$$v"
1814done
1815
54e75be4 1816enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1817
1818die_unknown(){
1819 echo "Unknown option \"$1\"."
1820 echo "See $0 --help for available options."
1821 exit 1
1822}
1823
794f8e97 1824show_list() {
bf0c4afa
RP
1825 suffix=_$1
1826 shift
2b444ea7 1827 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1828 exit 0
1829}
1830
c597172e 1831for opt do
7483e694
DB
1832 optval="${opt#*=}"
1833 case "$opt" in
0f010b2f 1834 --extra-ldflags=*) add_ldflags $optval
7483e694 1835 ;;
0f010b2f 1836 --extra-libs=*) add_extralibs $optval
7483e694 1837 ;;
8fb1cb58 1838 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1839 ;;
40bcf4c7
BL
1840 --enable-debug=*) debuglevel="$optval"
1841 ;;
36e2dea0 1842 --disable-everything)
1b15dc3c 1843 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1844 ;;
7483e694 1845 --enable-*=*|--disable-*=*)
8b93ddc3 1846 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1847 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1848 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1849 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1850 $action $(filter "$name" $list)
7483e694
DB
1851 ;;
1852 --enable-?*|--disable-?*)
5e622c40 1853 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1854 if is_in $option $COMPONENT_LIST; then
fed5d54b 1855 test $action = disable && action=unset
e3773a55
MR
1856 eval $action \$$(toupper ${option%s})_LIST
1857 elif is_in $option $CMDLINE_SELECT; then
1858 $action $option
1859 else
1860 die_unknown $opt
1861 fi
7483e694
DB
1862 ;;
1863 --list-*)
1864 NAME="${opt#--list-}"
1865 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1866 NAME=${NAME%s}
1867 eval show_list $NAME \$$(toupper $NAME)_LIST
1868 ;;
1869 --help|-h) show_help
1870 ;;
1871 *)
884a36a7 1872 optname="${opt%%=*}"
26759c44
MR
1873 optname="${optname#--}"
1874 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1875 if is_in $optname $CMDLINE_SET; then
1876 eval $optname='$optval'
1877 elif is_in $optname $CMDLINE_APPEND; then
1878 append $optname "$optval"
1879 else
1880 die_unknown $opt
1881 fi
7483e694
DB
1882 ;;
1883 esac
c597172e
MR
1884done
1885
bcea99bb
MR
1886disabled logging && logfile=/dev/null
1887
29ba0911 1888echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1889set >> $logfile
1890
9da6609f
MR
1891test -n "$cross_prefix" && enable cross_compile
1892
8d4c00ed
MR
1893if enabled cross_compile; then
1894 test -n "$arch" && test -n "$target_os" ||
1895 die "Must specify target arch and OS when cross-compiling"
1896fi
1897
1898set_default arch target_os
1899
121d78d0 1900ar_default="${cross_prefix}${ar_default}"
11e6d03a 1901cc_default="${cross_prefix}${cc_default}"
20e0ed95 1902nm_default="${cross_prefix}${nm_default}"
3f8040db 1903pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1904ranlib="${cross_prefix}${ranlib}"
adb2b908 1905
c5200f17
MR
1906sysinclude_default="${sysroot}/usr/include"
1907
e0be794a 1908set_default cc nm pkg_config sysinclude
9da6609f
MR
1909enabled cross_compile || host_cc_default=$cc
1910set_default host_cc
13c7df3d 1911
762f95e4
MR
1912if ! $pkg_config --version >/dev/null 2>&1; then
1913 warn "$pkg_config not found, library detection may fail."
1914 pkg_config=false
1915fi
1916
82bb3329
MR
1917exesuf() {
1918 case $1 in
1c69c79f 1919 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1920 esac
1921}
1922
1923EXESUF=$(exesuf $target_os)
1924HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1925
e4e69e0b 1926# set temporary file name
a49d42c2 1927: ${TMPDIR:=$TEMPDIR}
c51fafa1 1928: ${TMPDIR:=$TMP}
a49d42c2 1929: ${TMPDIR:=/tmp}
e4e69e0b 1930
a210bce2 1931if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1932 # simple replacement for missing mktemp
1933 # NOT SAFE FOR GENERAL USE
1934 mktemp(){
09a5c245 1935 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1936 }
1937fi
1938
1939tmpfile(){
1940 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1941 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1942 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1943 append TMPFILES $tmp
1944 eval $1=$tmp
1945}
1946
1947trap 'rm -f -- $TMPFILES' EXIT
54460a83 1948
55127e7b 1949tmpfile TMPASM .asm
3e0b1c9a
DB
1950tmpfile TMPC .c
1951tmpfile TMPE $EXESUF
1952tmpfile TMPH .h
1953tmpfile TMPO .o
1954tmpfile TMPS .S
1955tmpfile TMPSH .sh
1956tmpfile TMPV .ver
54460a83
MR
1957
1958unset -f mktemp
e4e69e0b 1959
fb3c4ffc
MR
1960chmod +x $TMPE
1961
993f2d0f
MR
1962# make sure we can execute files in $TMPDIR
1963cat > $TMPSH 2>> $logfile <<EOF
1964#! /bin/sh
1965EOF
1966chmod +x $TMPSH >> $logfile 2>&1
1967if ! $TMPSH >> $logfile 2>&1; then
1968 cat <<EOF
1969Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1970variable to another directory and make sure that it is not mounted noexec.
1971EOF
1972 die "Sanity test failed."
1973fi
993f2d0f 1974
d0c6d424
MR
1975pgi_flags(){
1976 for flag; do
1977 case $flag in
1978 -fomit-frame-pointer) echo -Mnoframe ;;
1979 -g) echo -gopt ;;
1980 *) echo $flag ;;
1981 esac
1982 done
1983}
1984
1985suncc_flags(){
1986 for flag; do
1987 case $flag in
1988 -march=*|-mcpu=*)
1989 case "${flag#*=}" in
1990 native) echo -xtarget=native ;;
1991 v9|niagara) echo -xarch=sparc ;;
1992 ultrasparc) echo -xarch=sparcvis ;;
1993 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
1994 i586|pentium) echo -xchip=pentium ;;
1995 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1996 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1997 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1998 pentium4*) echo -xtarget=pentium4 ;;
1999 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2000 *-sse3) echo -xarch=sse3 ;;
2001 core2) echo -xarch=ssse3 -xchip=core2 ;;
2002 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2003 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2004 k8|opteron|athlon64|athlon-fx)
2005 echo -xarch=sse2a ;;
2006 athlon*) echo -xarch=pentium_proa ;;
2007 esac
2008 ;;
2009 -std=c99) echo -xc99 ;;
2010 -fomit-frame-pointer) echo -xregs=frameptr ;;
2011 -fPIC) echo -KPIC -xcode=pic32 ;;
2012 -W*,*) echo $flag ;;
2013 -f*-*|-W*) ;;
2014 *) echo $flag ;;
2015 esac
2016 done
2017}
2018
2019tms470_flags(){
2020 for flag; do
2021 case $flag in
2022 -march=*|-mcpu=*)
2023 case "${flag#*=}" in
2024 armv7-a|cortex-a*) echo -mv=7a8 ;;
2025 armv7-r|cortex-r*) echo -mv=7r4 ;;
2026 armv7-m|cortex-m*) echo -mv=7m3 ;;
2027 armv6*|arm11*) echo -mv=6 ;;
2028 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2029 echo -mv=5e ;;
2030 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2031 esac
2032 ;;
2033 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2034 -mfpu=vfp) echo --float_support=vfpv2 ;;
2035 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2036 -msoft-float) echo --float_support=vfplib ;;
2037 -O[0-3]|-mf=*) echo $flag ;;
2038 -g) echo -g -mn ;;
2039 -pds=*) echo $flag ;;
ad93dccb
MR
2040 -D*|-I*) echo $flag ;;
2041 --gcc|--abi=*) echo $flag ;;
2042 -me) echo $flag ;;
d0c6d424
MR
2043 esac
2044 done
2045}
2046
a758c5e2
MR
2047probe_cc(){
2048 pfx=$1
2049 _cc=$2
2050
2051 unset _type _ident _cc_o _flags _cflags _ldflags _depflags _DEPCMD _DEPFLAGS
2052 _flags_filter=echo
2053
2054 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2055 _type=llvm_gcc
2056 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2057 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2058 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2059 _cflags_speed='-O3'
2060 _cflags_size='-Os'
2061 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2062 _type=gcc
2063 gcc_version=$($_cc --version | head -n1)
2064 gcc_basever=$($_cc -dumpversion)
2065 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2066 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2067 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2068 if ! $_cc -dumpversion | grep -q '^2\.'; then
2069 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2070 fi
2071 _cflags_speed='-O3'
2072 _cflags_size='-Os'
2073 elif $_cc --version 2>/dev/null | grep -q Intel; then
2074 _type=icc
2075 _ident=$($_cc --version | head -n1)
2076 _depflags='-MMD'
2077 _cflags_speed='-O3'
2078 _cflags_size='-Os'
2079 _cflags_noopt='-O1'
2080 elif $_cc -v 2>&1 | grep -q xlc; then
2081 _type=xlc
2082 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2083 _cflags_speed='-O5'
2084 _cflags_size='-O5 -qcompact'
2085 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2086 _type=ccc
2087 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2088 _DEPFLAGS='-M'
2089 debuglevel=3
2090 _ldflags='-Wl,-z,now' # calls to libots crash without this
2091 _cflags_speed='-fast'
2092 _cflags_size='-O1'
2093 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2094 test -d "$sysroot" || die "No valid sysroot specified."
2095 _type=armcc
2096 _ident=$($_cc --vsn | head -n1)
2097 armcc_conf="$PWD/armcc.conf"
2098 $_cc --arm_linux_configure \
2099 --arm_linux_config_file="$armcc_conf" \
2100 --configure_sysroot="$sysroot" \
2101 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2102 die "Error creating armcc configuration file."
2103 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2104 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2105 as_default="${cross_prefix}gcc"
2106 _depflags='-MMD'
2107 _cflags_speed='-O3'
2108 _cflags_size='-Os'
2109 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2110 _type=tms470
2111 _ident=$($_cc -version | head -n1 | tr -s ' ')
2112 _flags='--gcc --abi=eabi -me'
2113 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
2114 _cc_o='-fe=$@'
2115 as_default="${cross_prefix}gcc"
2116 ld_default="${cross_prefix}gcc"
2117 _depflags='-ppa -ppd=$(@:.o=.d)'
2118 _cflags_speed='-O3 -mf=5'
2119 _cflags_size='-O3 -mf=2'
2120 _flags_filter=tms470_flags
2121 elif $_cc -v 2>&1 | grep -q clang; then
2122 _type=clang
2123 _ident=$($_cc --version | head -n1)
2124 _depflags='-MMD'
2125 _cflags_speed='-O3'
2126 _cflags_size='-Os'
2127 elif $_cc -V 2>&1 | grep -q Sun; then
2128 _type=suncc
2129 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2130 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2131 _DEPFLAGS='-xM1'
2132 _ldflags='-std=c99'
2133 _cflags_speed='-O5'
2134 _cflags_size='-O5 -xspace'
2135 _flags_filter=suncc_flags
2136 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2137 _type=pathscale
2138 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2139 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2140 _cflags_speed='-O2'
2141 _cflags_size='-Os'
2142 _flags_filter='filter_out -Wdisabled-optimization'
2143 elif $_cc -v 2>&1 | grep -q Open64; then
2144 _type=open64
2145 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2146 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2147 _cflags_speed='-O2'
2148 _cflags_size='-Os'
2149 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2150 elif $_cc -V 2>&1 | grep -q Portland; then
2151 _type=pgi
2152 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2153 opt_common='-alias=ansi -Mlre -Mpre'
2154 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2155 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2156 _cflags_noopt="-O1"
2157 _flags_filter=pgi_flags
aef6bd1b 2158 fi
a758c5e2
MR
2159
2160 eval ${pfx}_type=\$_type
2161 eval ${pfx}_ident=\$_ident
2162}
2163
2164set_ccvars(){
2165 eval ${1}_O=\${_cc_o-\${${1}_O}}
2166
2167 if [ -n "$_depflags" ]; then
2168 eval ${1}_DEPFLAGS=\$_depflags
2169 else
2170 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2171 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2172 eval DEP${1}FLAGS=\$_flags
2173 fi
2174}
2175
2176probe_cc cc "$cc"
2177cflags_filter=$_flags_filter
2178cflags_speed=$_cflags_speed
2179cflags_size=$_cflags_size
2180cflags_noopt=$_cflags_noopt
2181add_cflags $_flags $_cflags
2182cc_ldflags=$_ldflags
2183set_ccvars CC
2184
2185probe_cc hostcc "$host_cc"
2186host_cflags_filter=$_flags_filter
2187host_ldflags_filter=$_flags_filter
2188add_host_cflags $_flags $_cflags
2189add_host_ldflags $_flags $_ldflags
2190set_ccvars HOSTCC
629687f6 2191
851ffa80
MR
2192test -n "$cc_type" && enable $cc_type ||
2193 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2194
75bafbac 2195: ${as_default:=$cc}
50567afa 2196: ${dep_cc_default:=$cc}
684b28e0 2197: ${ld_default:=$cc}
121d78d0 2198set_default ar as dep_cc ld
75800dce 2199
a758c5e2
MR
2200probe_cc as "$as"
2201asflags_filter=$_flags_filter
2202add_asflags $_flags $_cflags
2203set_ccvars AS
2204
2205probe_cc ld "$ld"
2206ldflags_filter=$_flags_filter
2207add_ldflags $_flags $_ldflags
2208test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2209LD_O=${_cc_o-$LD_O}
2210
2211if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2212 probe_cc depcc "$dep_cc"
2213 CCDEP=${_DEPCMD:-$DEPCMD}
2214 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2215 DEPCCFLAGS=$_flags
2216fi
07dec06e 2217
7f32f40c 2218add_cflags $extra_cflags
2f2e6c7c 2219add_asflags $extra_cflags
7f32f40c 2220
154d432c
MR
2221if test -n "$sysroot"; then
2222 case "$cc_type" in
00ba041c 2223 gcc|llvm_gcc|clang)
467256f2 2224 add_cppflags --sysroot="$sysroot"
154d432c
MR
2225 add_ldflags --sysroot="$sysroot"
2226 ;;
6fec122a
MR
2227 tms470)
2228 add_cppflags -I"$sysinclude"
2229 add_ldflags --sysroot="$sysroot"
2230 ;;
154d432c
MR
2231 esac
2232fi
2233
d22c13a8
MR
2234if test "$cpu" = host; then
2235 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2236
2237 case "$cc_type" in
613a4e3f 2238 gcc|llvm_gcc)
d22c13a8
MR
2239 check_native(){
2240 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2241 sed -n "/cc1.*$1=/{
27ce1be8
MR
2242 s/.*$1=\\([^ ]*\\).*/\\1/
2243 p
2244 q
2245 }" $TMPE
d22c13a8
MR
2246 }
2247 cpu=$(check_native -march || check_native -mcpu)
2248 ;;
2249 esac
2250
2251 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2252fi
2253
e939cedd
MR
2254# Deal with common $arch aliases
2255case "$arch" in
2256 arm*)
2257 arch="arm"
2258 ;;
2259 mips|mipsel|IP*)
2260 arch="mips"
2261 ;;
47b1860e 2262 mips64*)
e939cedd
MR
2263 arch="mips"
2264 subarch="mips64"
2265 ;;
2266 parisc|hppa)
2267 arch="parisc"
2268 ;;
2269 parisc64|hppa64)
2270 arch="parisc"
2271 subarch="parisc64"
2272 ;;
2273 "Power Macintosh"|ppc|powerpc)
2274 arch="ppc"
2275 ;;
47b1860e 2276 ppc64|powerpc64)
e939cedd
MR
2277 arch="ppc"
2278 subarch="ppc64"
2279 ;;
2280 s390|s390x)
2281 arch="s390"
2282 ;;
2283 sh4|sh)
2284 arch="sh4"
2285 ;;
2286 sun4u|sparc64)
2287 arch="sparc"
2288 subarch="sparc64"
2289 ;;
d33ed7b3 2290 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2291 arch="x86"
2292 ;;
2293esac
2294
851ffa80 2295is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2296enable $arch
e939cedd 2297
df5cdc24 2298# Add processor-specific flags
5d54c126
MR
2299if test "$cpu" = generic; then
2300 : do nothing
2301elif enabled ppc; then
343aef9b 2302
56348891
MR
2303 case $(tolower $cpu) in
2304 601|ppc601|powerpc601)
9dbd5c3d 2305 cpuflags="-mcpu=601"
64ad53ff 2306 disable altivec
9dbd5c3d 2307 ;;
56348891 2308 603*|ppc603*|powerpc603*)
9dbd5c3d 2309 cpuflags="-mcpu=603"
64ad53ff 2310 disable altivec
9dbd5c3d 2311 ;;
56348891 2312 604*|ppc604*|powerpc604*)
9dbd5c3d 2313 cpuflags="-mcpu=604"
64ad53ff 2314 disable altivec
9dbd5c3d 2315 ;;
56348891 2316 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2317 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2318 disable altivec
9dbd5c3d 2319 ;;
56348891 2320 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2321 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2322 ;;
56348891 2323 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2324 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2325 ;;
313f9fbf 2326 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2327 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2328 ;;
313f9fbf
SM
2329 power[3-7]*)
2330 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2331 ;;
56348891 2332 cell)
9dbd5c3d
MR
2333 cpuflags="-mcpu=cell"
2334 enable ldbrx
2335 ;;
7b0b81a1
AL
2336 e500v2)
2337 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2338 disable altivec
2339 ;;
2340 e500)
2341 cpuflags="-mcpu=8540 -mhard-float"
2342 disable altivec
2343 ;;
9dbd5c3d 2344 esac
343aef9b
MR
2345
2346elif enabled x86; then
2347
9dbd5c3d
MR
2348 case $cpu in
2349 i[345]86|pentium)
2350 cpuflags="-march=$cpu"
2351 disable mmx
2352 ;;
2353 # targets that do NOT support conditional mov (cmov)
2354 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2355 cpuflags="-march=$cpu"
2356 disable cmov
2357 ;;
2358 # targets that do support conditional mov (cmov)
9ddf1b1a 2359 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2360 cpuflags="-march=$cpu"
2361 enable cmov
2362 enable fast_cmov
2363 ;;
2364 # targets that do support conditional mov but on which it's slow
2365 pentium4|pentium4m|prescott|nocona)
2366 cpuflags="-march=$cpu"
2367 enable cmov
2368 disable fast_cmov
2369 ;;
2370 esac
343aef9b
MR
2371
2372elif enabled sparc; then
2373
9dbd5c3d 2374 case $cpu in
26b7199e
MK
2375 niagara)
2376 cpuflags="-mcpu=$cpu"
2377 disable vis
2378 ;;
9dbd5c3d
MR
2379 sparc64)
2380 cpuflags="-mcpu=v9"
2381 ;;
2382 esac
343aef9b
MR
2383
2384elif enabled arm; then
2385
34ba23c9
MR
2386 case $cpu in
2387 armv*)
2388 cpuflags="-march=$cpu"
c2eae137 2389 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2390 ;;
2391 *)
2392 cpuflags="-mcpu=$cpu"
c2eae137
MR
2393 case $cpu in
2394 cortex-a*) subarch=armv7a ;;
2395 cortex-r*) subarch=armv7r ;;
9e19704a 2396 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2397 arm11*) subarch=armv6 ;;
2398 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2399 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2400 esac
34ba23c9
MR
2401 ;;
2402 esac
343aef9b
MR
2403
2404elif enabled alpha; then
2405
34ba23c9 2406 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2407
2408elif enabled bfin; then
2409
34ba23c9 2410 cpuflags="-mcpu=$cpu"
343aef9b
MR
2411
2412elif enabled mips; then
2413
34ba23c9 2414 cpuflags="-march=$cpu"
343aef9b
MR
2415
2416elif enabled avr32; then
2417
9dbd5c3d
MR
2418 case $cpu in
2419 ap7[02]0[0-2])
2420 subarch="avr32_ap"
2421 cpuflags="-mpart=$cpu"
2422 ;;
2423 ap)
2424 subarch="avr32_ap"
2425 cpuflags="-march=$cpu"
2426 ;;
2427 uc3[ab]*)
2428 subarch="avr32_uc"
2429 cpuflags="-mcpu=$cpu"
2430 ;;
2431 uc)
2432 subarch="avr32_uc"
2433 cpuflags="-march=$cpu"
2434 ;;
2435 esac
df5cdc24 2436
343aef9b
MR
2437fi
2438
df5cdc24
MR
2439add_cflags $cpuflags
2440add_asflags $cpuflags
2441
993f2d0f
MR
2442# compiler sanity check
2443check_exec <<EOF
2444int main(void){ return 0; }
2445EOF
2446if test "$?" != 0; then
2447 echo "$cc is unable to create an executable file."
2448 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2449 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2450 echo "Only do this if you know what cross compiling means."
2451 fi
2452 die "C compiler test failed."
2453fi
2454
046f081b 2455add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2456check_cflags -std=c99
50a334e4 2457check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2458#include <stdlib.h>
2459EOF
50a334e4 2460check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2461#include <stdlib.h>
2462EOF
e9b9a2f8 2463
f0125de9 2464check_host_cflags -std=c99
0a6db2a2 2465check_host_cflags -Wall
f0125de9 2466
b24dbcbd 2467case "$arch" in
e939cedd 2468 alpha|ia64|mips|parisc|sparc)
8a3c8627 2469 spic=$shared
b24dbcbd 2470 ;;
e939cedd 2471 x86)
cfdb6148 2472 subarch="x86_32"
5adc829e 2473 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2474 if test "$subarch" = "x86_64"; then
e939cedd 2475 spic=$shared
de27f4d9 2476 fi
b24dbcbd 2477 ;;
b24dbcbd
RP
2478esac
2479
343aef9b 2480enable $subarch
8a3c8627 2481enabled spic && enable pic
b24dbcbd 2482
7483e694 2483# OS specific
4f854758 2484case $target_os in
a1629e28 2485 haiku)
63ae7e7c 2486 prefix_default="/boot/common"
108caaaa 2487 network_extralibs="-lnetwork"
f59c4bd6 2488 host_libs=
a1629e28 2489 ;;
7483e694 2490 sunos)
4d58e4cb 2491 AVSERVERLDFLAGS=""
9987769a 2492 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2493 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2494 network_extralibs="-lsocket -lnsl"
779222db 2495 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2496 # When using suncc to build, the Solaris linker will mark
2497 # an executable with each instruction set encountered by
2498 # the Solaris assembler. As our libraries contain their own
2499 # guards for processor-specific code, instead suppress
2500 # generation of the HWCAPS ELF section on Solaris x86 only.
2501 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2502 nm_opts='-P -g'
7483e694
DB
2503 ;;
2504 netbsd)
a1e4b3f6 2505 disable symver
07a8eef6
MR
2506 oss_indev_extralibs="-lossaudio"
2507 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2508 ;;
2509 openbsd)
7c4a001a 2510 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2511 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2512 # however the generated executable will not do anything
2513 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2514 # Thus explicitly enable PIC here.
cd78208b 2515 enable pic
a1e4b3f6 2516 disable symver
7483e694 2517 SHFLAGS='-shared'
07a8eef6
MR
2518 oss_indev_extralibs="-lossaudio"
2519 oss_outdev_extralibs="-lossaudio"
7483e694 2520 ;;
a1e4b3f6 2521 dragonfly)
a1e4b3f6
MR
2522 disable symver
2523 ;;
2524 freebsd)
7483e694
DB
2525 ;;
2526 bsd/os)
355d81df 2527 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2528 ;;
2529 darwin)
301ab19d 2530 gas="gas-preprocessor.pl $cc"
e08b8239 2531 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2532 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2533 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2534 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2535 SLIBSUF=".dylib"
2536 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2537 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2538 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2539 objformat="macho"
1b0f6fb8 2540 enabled x86_64 && objformat="macho64"
8dfa86f7 2541 enabled_any pic shared ||
2704bd1a 2542 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2543 ;;
2544 mingw32*)
9d3f4f50 2545 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2546 disable network
2547 else
2548 target_os=mingw32
2549 fi
dcc01c06 2550 LIBTARGET=i386
1fc9fb8a 2551 if enabled x86_64; then
417516f6 2552 LIBTARGET="i386:x86-64"
336cc1b0 2553 elif enabled arm; then
15c5156d 2554 LIBTARGET=arm-wince
dcc01c06 2555 fi
fbd971a4 2556 shlibdir_default="$bindir_default"
7483e694
DB
2557 SLIBPREF=""
2558 SLIBSUF=".dll"
7483e694
DB
2559 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2560 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2561 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2562 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2563 SLIB_INSTALL_LINKS=
2564 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2565 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2566 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 2567 objformat="win32"
ec10a9ab 2568 dlltool="${cross_prefix}dlltool"
bc574408 2569 enable dos_paths
1894e741 2570 check_cflags -fno-common
e26011d0
RP
2571 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2572 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2573 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2574 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2575 ;;
2576 cygwin*)
4f854758 2577 target_os=cygwin
fbd971a4 2578 shlibdir_default="$bindir_default"
7483e694
DB
2579 SLIBPREF="cyg"
2580 SLIBSUF=".dll"
2581 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2582 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2583 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2584 objformat="win32"
bc574408 2585 enable dos_paths
1894e741 2586 check_cflags -fno-common
a7a187a1 2587 add_cppflags -U__STRICT_ANSI__
7483e694 2588 ;;
4f365f37 2589 *-dos|freedos|opendos)
4f365f37 2590 network_extralibs="-lsocket"
ff1c015d 2591 objformat="coff"
bc574408 2592 enable dos_paths
a7a187a1 2593 add_cppflags -U__STRICT_ANSI__
4f365f37 2594 ;;
7483e694 2595 linux)
046f081b 2596 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2597 enable dv1394
2598 ;;
2599 irix*)
4f854758 2600 target_os=irix
7483e694
DB
2601 ranlib="echo ignoring ranlib"
2602 ;;
d22e8442 2603 os/2*)
d22e8442 2604 ln_s="cp -f"
9297f1ed 2605 objformat="aout"
e14574eb 2606 add_cppflags -D_GNU_SOURCE
355d81df 2607 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2608 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2609 AVSERVERLDFLAGS=""
287d3b13 2610 LIBSUF="_s.a"
d22e8442
DY
2611 SLIBPREF=""
2612 SLIBSUF=".dll"
2613 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2614 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2615 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2616 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2617 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2618 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2619 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2620 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2621 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2622 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2623 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2624 enable dos_paths
d22e8442 2625 ;;
83993c1c 2626 gnu/kfreebsd)
c1f54478 2627 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2628 ;;
34e82167 2629 gnu)
f60d1366 2630 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2631 ;;
d33ed7b3
MR
2632 qnx)
2633 add_cppflags -D_QNX_SOURCE
2634 network_extralibs="-lsocket"
2635 ;;
1c69c79f
MS
2636 symbian)
2637 SLIBSUF=".dll"
2638 enable dos_paths
e3bc07f4
MS
2639 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2640 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2641 add_ldflags -Wl,--target1-abs,--no-undefined \
2642 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2643 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2644 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2645 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2646 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2647 ;;
614d8911
MR
2648 none)
2649 ;;
7483e694 2650 *)
4f924f9a 2651 die "Unknown OS '$target_os'."
7483e694
DB
2652 ;;
2653esac
2654
6555acad
MR
2655esc(){
2656 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2657}
2658
2659echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2660
13cb2187
AS
2661check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2662
c9d19248
MR
2663set_default $PATHS_LIST
2664
320d060a 2665# we need to build at least one lib type
93b3c083 2666if ! enabled_any static shared; then
320d060a
DB
2667 cat <<EOF
2668At least one library type must be built.
2669Specify --enable-static to build the static libraries or --enable-shared to
2670build the shared libraries as well. To only build the shared libraries specify
2671--disable-static in addition to --enable-shared.
2672EOF
2673 exit 1;
2674fi
2675
2184c6f7 2676die_license_disabled() {
4c27207c 2677 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2678}
2679
e417d80d 2680die_license_disabled gpl libcdio
2184c6f7 2681die_license_disabled gpl libx264
de295976 2682die_license_disabled gpl libxavs
2184c6f7 2683die_license_disabled gpl libxvid
2184c6f7
DB
2684die_license_disabled gpl x11grab
2685
2f7ae63b 2686die_license_disabled nonfree libfaac
87246953 2687die_license_disabled nonfree libfdk_aac
a060866f 2688die_license_disabled nonfree openssl
b2e3c528 2689
0b175caa
DB
2690die_license_disabled version3 libopencore_amrnb
2691die_license_disabled version3 libopencore_amrwb
d89e738a 2692die_license_disabled version3 libvo_aacenc
f502ff3f 2693die_license_disabled version3 libvo_amrwbenc
0b175caa 2694
9cad0e4e 2695enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2696
40617a6d 2697disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2698
e276d9e8
MR
2699enable_pic() {
2700 enable pic
bce7b696
MR
2701 add_cppflags -DPIC
2702 add_cflags -fPIC
2703 add_asflags -fPIC
e276d9e8
MR
2704}
2705
2706enabled pic && enable_pic
bce7b696 2707
b4d96ba2
MR
2708check_cc <<EOF || die "Symbol mangling check failed."
2709int ff_extern;
2710EOF
8182dc34 2711sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2712extern_prefix=${sym%%ff_extern*}
2713
f65883c8
MR
2714check_cc <<EOF && enable inline_asm
2715void foo(void) { __asm__ volatile ("" ::); }
2716EOF
61d251db 2717
df5e3978
MR
2718_restrict=
2719for restrict_keyword in restrict __restrict__ __restrict; do
2720 check_cc <<EOF && _restrict=$restrict_keyword && break
2721void foo(char * $restrict_keyword p);
2722EOF
2723done
2724
2725check_cc <<EOF && enable attribute_packed
2726struct { int x; } __attribute__((packed)) x;
2727EOF
2728
dffb41b9
MR
2729check_cc <<EOF && enable attribute_may_alias
2730union { int x; } __attribute__((may_alias)) x;
2731EOF
2732
df5e3978
MR
2733check_cc <<EOF || die "endian test failed"
2734unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2735EOF
48fc536a 2736od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2737
e939cedd
MR
2738if enabled alpha; then
2739
2740 check_cflags -mieee
2741
2742elif enabled arm; then
e45391bb 2743
8986fddc 2744 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2745 nogas=die
50fa82e6 2746
44caaa56
MR
2747 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2748 enable vfp_args
2749 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2750 case "${cross_prefix:-$cc}" in
2751 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2752 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2753__asm__ (".eabi_attribute 28, 1");
2754int main(void) { return 0; }
2755EOF
44caaa56
MR
2756 esac
2757 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2758 fi
fa0912fe 2759
fa0912fe
MR
2760 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2761 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2762 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2763 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2764 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2765 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2766
6308729e
MR
2767 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2768
e276d9e8
MR
2769 enabled_all armv6t2 shared !pic && enable_pic
2770
fa0912fe 2771elif enabled mips; then
e45391bb 2772
fa0912fe
MR
2773 check_asm loongson '"dmult.g $1, $2, $3"'
2774 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2775
fa0912fe 2776elif enabled ppc; then
e45391bb 2777
e6a0c354
MR
2778 enable local_aligned_8 local_aligned_16
2779
135448fa 2780 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2781 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2782 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2783 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2784
2785 # AltiVec flags: The FSF version of GCC differs from the Apple version
2786 if enabled altivec; then
301ab19d 2787 nogas=warn
fa0912fe
MR
2788 check_cflags -maltivec -mabi=altivec &&
2789 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2790 check_cflags -faltivec
2791
2792 # check if our compiler supports Motorola AltiVec C API
2793 check_cc <<EOF || disable altivec
2794$inc_altivec_h
2795int main(void) {
2796 vector signed int v1, v2, v3;
2797 v1 = vec_add(v2,v3);
2798 return 0;
2799}
2800EOF
2801
2802 # check if our compiler supports braces for vector declarations
2803 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2804$inc_altivec_h
2805int main (void) { (vector int) {1}; return 0; }
2806EOF
2807 fi
e45391bb 2808
fa0912fe 2809elif enabled sparc; then
e45391bb 2810
fa0912fe
MR
2811 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2812 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2813
fa0912fe 2814elif enabled x86; then
e45391bb 2815
3f150ffb 2816 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2817 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2818 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2819 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2820
f80ddd5b
RB
2821 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2822
e6a0c354
MR
2823 enable local_aligned_8 local_aligned_16
2824
44965991
PI
2825 # check whether EBP is available on x86
2826 # As 'i' is stored on the stack, this program will crash
2827 # if the base pointer is used to access it because the
2828 # base pointer is cleared in the inline assembly code.
7dfef245 2829 check_exec_crash <<EOF && enable ebp_available
44965991 2830 volatile int i=0;
be449fca 2831 __asm__ volatile (
44965991
PI
2832 "xorl %%ebp, %%ebp"
2833 ::: "%ebp");
2834 return i;
44965991
PI
2835EOF
2836
f494213c 2837 # check whether EBX is available on x86
7cee5421
MR
2838 check_asm ebx_available '""::"b"(0)' &&
2839 check_asm ebx_available '"":::"%ebx"'
8e380710 2840
6f74fb03
RP
2841 # check whether xmm clobbers are supported
2842 check_asm xmm_clobbers '"":::"%xmm0"'
2843
d7f0920b 2844 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2845 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2846 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2847
9cca1e40 2848 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2849 if check_cmd $yasmexe --version; then
2850 enabled x86_64 && yasm_extra="-m amd64"
2851 yasm_debug="-g dwarf2"
2852 elif check_cmd nasm -v; then
2853 yasmexe=nasm
2854 yasm_debug="-g -F dwarf"
2855 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2856 fi
2857
2858 YASMFLAGS="-f $objformat $yasm_extra"
2859 enabled pic && append YASMFLAGS "-DPIC"
2860 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2861 case "$objformat" in
2862 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2863 esac
2864
48545a8f 2865 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2866 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2867 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2868 fi
e45391bb 2869
669b5583
MR
2870 case "$cpu" in
2871 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2872 disable fast_clz
2873 ;;
2874 esac
2875
44965991
PI
2876fi
2877
301ab19d
MR
2878if enabled asm; then
2879 as=${gas:=$as}
2880 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2881 $nogas "GNU assembler not found, install gas-preprocessor"
2882fi
2883
4a7e068b
MR
2884check_ldflags -Wl,--as-needed
2885
a98bb16d
RP
2886if check_func dlopen; then
2887 ldl=
2888elif check_func dlopen -ldl; then
2889 ldl=-ldl
8bf5d58f
MN
2890fi
2891
54fe299b
DV
2892if enabled network; then
2893 check_type "sys/types.h sys/socket.h" socklen_t
2894 check_type netdb.h "struct addrinfo"
75d339e0
MS
2895 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2896 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2897 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2898 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2899 check_type poll.h "struct pollfd"
54fe299b
DV
2900 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2901 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2902 check_header netinet/sctp.h
f06dee77 2903 check_func getaddrinfo $network_extralibs
54fe299b
DV
2904 # Prefer arpa/inet.h over winsock2
2905 if check_header arpa/inet.h ; then
2906 check_func closesocket
2907 elif check_header winsock2.h ; then
47876d66
DB
2908 check_func_headers winsock2.h closesocket -lws2 &&
2909 network_extralibs="-lws2" ||
2910 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2911 network_extralibs="-lws2_32"; }
f06dee77 2912 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2913 check_type ws2tcpip.h socklen_t
2914 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2915 check_type ws2tcpip.h "struct group_source_req"
2916 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2917 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2918 check_type winsock2.h "struct pollfd"
54fe299b
DV
2919 check_type ws2tcpip.h "struct sockaddr_in6"
2920 check_type ws2tcpip.h "struct sockaddr_storage"
2921 check_struct winsock2.h "struct sockaddr" sa_len
2922 else
2923 disable network
2924 fi
2925fi
2926
75ecf149
DB
2927# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2928check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2929
534a2231 2930check_func fcntl
7483e694
DB
2931check_func fork
2932check_func gethrtime
667fb97a 2933check_func getopt
7483e694 2934check_func getrusage
fc5607f8 2935check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2936check_func gettimeofday
094c09bb 2937check_func inet_aton $network_extralibs
abfc8d05 2938check_func isatty
a5b64584 2939check_func localtime_r
4ae40685 2940check_func ${malloc_prefix}memalign && enable memalign
7483e694 2941check_func mkstemp
0328b9ea 2942check_func mmap
4ae40685 2943check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2944check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2945check_func setrlimit
87958234 2946check_func strerror_r
6379900c 2947check_func strptime
47941088 2948check_func strtok_r
ea4d5f48 2949check_func sched_getaffinity
bcc73960 2950check_func sysconf
b9e22269 2951check_func sysctl
d3d3a32c 2952check_func usleep
b507ebd1 2953check_func_headers io.h setmode
b4675d0f 2954check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2955check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2956check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2957check_func_headers windows.h GetProcessTimes
61183b5a 2958check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2959check_func_headers windows.h MapViewOfFile
d3d3a32c 2960check_func_headers windows.h Sleep
7c5bfe7a 2961check_func_headers windows.h VirtualAlloc
6ffa87d3 2962
a98bb16d 2963check_header dlfcn.h
fa845061 2964check_header dxva.h
92c6a099 2965check_header dxva2api.h
3b1ab197 2966check_header io.h
a98bb16d 2967check_header malloc.h
bf6ce82d 2968check_header poll.h
b58412f1 2969check_header sys/mman.h
06bb5905 2970check_header sys/param.h
b091aa44 2971check_header sys/resource.h
bf6ce82d 2972check_header sys/select.h
e64bceea 2973check_header sys/time.h
542920b7 2974check_header unistd.h
272081b0
CEH
2975check_header vdpau/vdpau.h
2976check_header vdpau/vdpau_x11.h
d3d3a32c 2977check_header windows.h
68178ca9 2978check_header X11/extensions/XvMClib.h
a98bb16d 2979
a4fa192c 2980disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2981disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2982
ff3755cb
JG
2983if ! disabled w32threads && ! enabled pthreads; then
2984 check_func _beginthreadex && enable w32threads
2985fi
2986
57bd82d4
MR
2987# check for some common methods of building with pthread support
2988# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2989if ! disabled pthreads && ! enabled w32threads; then
2990 enable pthreads
9e7fd101
MR
2991 if check_func pthread_create; then
2992 :
2993 elif check_func pthread_create -pthread; then
2994 add_cflags -pthread
afc9aee2 2995 add_extralibs -pthread
9e7fd101
MR
2996 elif check_func pthread_create -pthreads; then
2997 add_cflags -pthreads
afc9aee2 2998 add_extralibs -pthreads
8d94f606
GT
2999 elif check_func pthread_create -lpthreadGC2; then
3000 add_extralibs -lpthreadGC2
9e7fd101 3001 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3002 disable pthreads
9e7fd101 3003 fi
57bd82d4
MR
3004fi
3005
8eee7025 3006for thread in $THREADS_LIST; do
e5f94c2b 3007 if enabled $thread; then
3ae3b721
RP
3008 test -n "$thread_type" &&
3009 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3010 thread_type="$thread"
e5f94c2b
RP
3011 fi
3012done
3013
50f7c296 3014check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3015enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3016
15333562 3017check_mathfunc cbrtf
645d2652
MR
3018check_mathfunc exp2
3019check_mathfunc exp2f
46df708b
MS
3020check_mathfunc isinf
3021check_mathfunc isnan
645d2652 3022check_mathfunc llrint
07876e25 3023check_mathfunc llrintf
645d2652
MR
3024check_mathfunc log2
3025check_mathfunc log2f
3026check_mathfunc lrint
3027check_mathfunc lrintf
183b1c22 3028check_mathfunc rint
645d2652
MR
3029check_mathfunc round
3030check_mathfunc roundf
23d3931a 3031check_mathfunc trunc
645d2652 3032check_mathfunc truncf
f32adb22 3033
57bd82d4 3034# these are off by default, so fail if requested and not available
a1b3c5a3 3035enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3036enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3037enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3038enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3039enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3040enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3041enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3042enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3043enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3044enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3045enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3046enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3047enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3048enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3049enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3050enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3051enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3052enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3053enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3054enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3055enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3056enabled libvpx && {
3057 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3058 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3059 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3060 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3061enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3062 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3063 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3064enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3065enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3066enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3067 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3068 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3069 die "ERROR: openssl not found"; }
8ac17293 3070
acd554c1
SP
3071if enabled gnutls; then
3072 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3073 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3074fi
3075
0b4a1821
AS
3076# libdc1394 check
3077if enabled libdc1394; then
3078 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3079 enable libdc1394_2; } ||
3080 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3081 enable libdc1394_1; } ||
3082 die "ERROR: No version of libdc1394 found "
3083fi
3084
9bd41bb1 3085if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3086 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3087 enable sdl &&
3088 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3089fi
57bd82d4 3090
2270b4b2 3091texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3092
c6f95144 3093check_header linux/fb.h
06e31011 3094check_header linux/videodev2.h
a6a4793d
LB
3095check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3096
1b6e8b73 3097check_header sys/videoio.h
47f38850 3098
27796dc3 3099check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3100# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3101# w32api 3.12 had it defined wrong
3102check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3103
f8aa696f 3104# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3105{ check_header dev/bktr/ioctl_meteor.h &&
3106 check_header dev/bktr/ioctl_bt848.h; } ||
3107{ check_header machine/ioctl_meteor.h &&
3108 check_header machine/ioctl_bt848.h; } ||
3109{ check_header dev/video/meteor/ioctl_meteor.h &&
3110 check_header dev/video/bktr/ioctl_bt848.h; } ||
3111check_header dev/ic/bt8xx.h
f8aa696f 3112
15d59d2c 3113check_header sndio.h
c7682de0
RP
3114check_header sys/soundcard.h
3115check_header soundcard.h
deb29777 3116
b6f3d925 3117enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3118
8772997d
SM
3119enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3120 check_func jack_port_get_latency_range -ljack
80ff8a16 3121
15d59d2c
B
3122enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3123
e417d80d
AK
3124enabled libcdio &&
3125 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3126
4a584eda
JA
3127enabled x11grab &&
3128require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3129require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3130require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3131
ac3dbb4d
SZ
3132# check for VDA header
3133if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3134 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3135fi
3136
598ef02b 3137if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3138check_cpp_condition \
3139 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3140 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3141 disable vdpau; }
abf649c7 3142fi
deda2a4a 3143
95e561ec 3144enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3145
3146# add some useful compiler flags if supported
3147check_cflags -Wdeclaration-after-statement
dcd479c0 3148check_cflags -Wall
440e3b2f 3149check_cflags -Wno-parentheses
dcd479c0 3150check_cflags -Wno-switch
b36518dc 3151check_cflags -Wno-format-zero-length
c07bd6a9
MN
3152check_cflags -Wdisabled-optimization
3153check_cflags -Wpointer-arith
3154check_cflags -Wredundant-decls
cc1fb623 3155check_cflags -Wno-pointer-sign
f4929996 3156check_cflags -Wcast-qual
9aceb3cf 3157check_cflags -Wwrite-strings
652a5bf6 3158check_cflags -Wtype-limits
764551c6 3159check_cflags -Wundef
fc298fd9 3160check_cflags -Wmissing-prototypes
c2ed91de 3161check_cflags -Wstrict-prototypes
5af4e0cc 3162enabled extra_warnings && check_cflags -Winline
cf9d24ad 3163
57bd82d4 3164# add some linker flags
5c0e9479 3165check_ldflags -Wl,--warn-common
3510a133 3166check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3167test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3168
47876d66 3169enabled xmm_clobber_test &&
7e4d9d5d
RB
3170 check_ldflags -Wl,--wrap,avcodec_open2 \
3171 -Wl,--wrap,avcodec_decode_audio4 \
3172 -Wl,--wrap,avcodec_decode_video2 \
3173 -Wl,--wrap,avcodec_decode_subtitle2 \
3174 -Wl,--wrap,avcodec_encode_audio2 \
3175 -Wl,--wrap,avcodec_encode_video \
3176 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3177 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3178 disable xmm_clobber_test
3179
a482e61b 3180echo "X{};" > $TMPV
b462d132 3181if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3182 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3183 check_cc <<EOF && enable symver_asm_label
3184void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3185void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3186EOF
3187 check_cc <<EOF && enable symver_gnu_asm
3188__asm__(".symver ff_foo,av_foo@VERSION");
3189void ff_foo(void) {}
3190EOF
3191fi
a482e61b 3192
9cd7b854
MR
3193if [ -n "$optflags" ]; then
3194 add_cflags $optflags
3195elif enabled small; then
01d31e16 3196 add_cflags $cflags_size
8400d6b8 3197elif enabled optimizations; then
01d31e16 3198 add_cflags $cflags_speed
b05394a0 3199else
01d31e16 3200 add_cflags $cflags_noopt
cddf3f45 3201fi
11fdbc44 3202check_cflags -fno-math-errno
b2eb2ff0 3203check_cflags -fno-signed-zeros
cddf3f45 3204
629687f6 3205if enabled icc; then
b1598b58
MR
3206 # Just warnings, no remarks
3207 check_cflags -w1
3208 # -wd: Disable following warnings
3209 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3210 # 1292: attribute "foo" ignored
88de5b0a 3211 # 1419: external declaration in primary source file
b1598b58 3212 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3213 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3214 # 10156: ignoring option '-W'; no argument required
88de5b0a 3215 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3216 # 11030: Warning unknown option --as-needed
3217 # 10156: ignoring option '-export'; no argument required
3218 check_ldflags -wd10156,11030
3219 # Allow to compile with optimizations
3220 check_ldflags -march=$cpu
be2cf98a
CEH
3221 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3222 enable ebp_available
bdefad73 3223 if enabled x86_32; then
07e3f9af 3224 icc_version=$($cc -dumpversion)
47876d66
DB
3225 test ${icc_version%%.*} -ge 11 &&
3226 check_cflags -falign-stack=maintain-16-byte ||
bdefad73
MR
3227 disable aligned_stack
3228 fi
df442a8d
MR
3229elif enabled ccc; then
3230 # disable some annoying warnings
3231 add_cflags -msg_disable cvtu32to64
3232 add_cflags -msg_disable embedcomment
3233 add_cflags -msg_disable needconstext
3234 add_cflags -msg_disable nomainieee
3235 add_cflags -msg_disable ptrmismatch1
3236 add_cflags -msg_disable unreachcode
973859f5
MR
3237elif enabled gcc; then
3238 check_cflags -fno-tree-vectorize
765e6134 3239 check_cflags -Werror=implicit-function-declaration
de63bfec 3240 check_cflags -Werror=missing-prototypes
9d6b2077 3241 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3242elif enabled llvm_gcc; then
3243 check_cflags -mllvm -stack-alignment=16
06da6943 3244elif enabled clang; then
5c8ef670 3245 check_cflags -mllvm -stack-alignment=16
06da6943 3246 check_cflags -Qunused-arguments
138132be
MR
3247elif enabled armcc; then
3248