x86: fix build with nasm 2.08
[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
193cdd9a
DB
119 --disable-dwt disable DWT code
120 --disable-lsp disable LSP code
06454877
MR
121 --disable-mdct disable MDCT code
122 --disable-rdft disable RDFT code
3b327a4b
DB
123 --disable-fft disable FFT code
124 --enable-dxva2 enable DXVA2 code
dcb73592 125 --enable-vaapi enable VAAPI code
ac3dbb4d 126 --enable-vda enable VDA code
e8f6bd4b 127 --enable-vdpau enable VDPAU code
3b327a4b
DB
128
129Individual component options:
bb55e3a3 130 --disable-everything disable all components listed below
06454877
MR
131 --disable-encoder=NAME disable encoder NAME
132 --enable-encoder=NAME enable encoder NAME
133 --disable-encoders disable all encoders
134 --disable-decoder=NAME disable decoder NAME
135 --enable-decoder=NAME enable decoder NAME
136 --disable-decoders disable all decoders
137 --disable-hwaccel=NAME disable hwaccel NAME
138 --enable-hwaccel=NAME enable hwaccel NAME
139 --disable-hwaccels disable all hwaccels
140 --disable-muxer=NAME disable muxer NAME
141 --enable-muxer=NAME enable muxer NAME
142 --disable-muxers disable all muxers
143 --disable-demuxer=NAME disable demuxer NAME
144 --enable-demuxer=NAME enable demuxer NAME
145 --disable-demuxers disable all demuxers
146 --enable-parser=NAME enable parser NAME
147 --disable-parser=NAME disable parser NAME
148 --disable-parsers disable all parsers
149 --enable-bsf=NAME enable bitstream filter NAME
150 --disable-bsf=NAME disable bitstream filter NAME
151 --disable-bsfs disable all bitstream filters
152 --enable-protocol=NAME enable protocol NAME
153 --disable-protocol=NAME disable protocol NAME
154 --disable-protocols disable all protocols
3b327a4b 155 --enable-indev=NAME enable input device NAME
06454877 156 --disable-indev=NAME disable input device NAME
06454877 157 --disable-indevs disable input devices
3b327a4b
DB
158 --enable-outdev=NAME enable output device NAME
159 --disable-outdev=NAME disable output device NAME
06454877
MR
160 --disable-outdevs disable output devices
161 --disable-devices disable all devices
162 --enable-filter=NAME enable filter NAME
163 --disable-filter=NAME disable filter NAME
164 --disable-filters disable all filters
06454877
MR
165
166External library support:
167 --enable-avisynth enable reading of AVISynth script files [no]
168 --enable-bzlib enable bzlib [autodetect]
47941088 169 --enable-frei0r enable frei0r video filtering
bc8c1395 170 --enable-gnutls enable gnutls [no]
e417d80d 171 --enable-libcdio enable audio CD grabbing with libcdio
06454877
MR
172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
c547e5ff
DB
174 --enable-libfaac enable AAC encoding via libfaac [no]
175 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
c547e5ff 177 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 178 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 179 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
becc3c62
MS
180 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
181 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
182 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 183 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c922411 184 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 185 --enable-librtmp enable RTMP[E] support via librtmp [no]
c547e5ff
DB
186 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
187 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 188 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 189 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 190 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff
DB
191 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
192 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 193 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 194 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
195 --enable-libxvid enable Xvid encoding via xvidcore,
196 native MPEG-4/Xvid encoder exists [no]
a060866f 197 --enable-openssl enable openssl [no]
06454877
MR
198 --enable-zlib enable zlib [autodetect]
199
200Advanced options (experts only):
06454877
MR
201 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
202 --enable-cross-compile assume a cross-compiler is used
203 --sysroot=PATH root of cross-build tree
204 --sysinclude=PATH location of cross-build system headers
205 --target-os=OS compiler targets OS [$target_os]
206 --target-exec=CMD command to run executables on target
207 --target-path=DIR path to view of build directory on target
208 --nm=NM use nm tool
121d78d0 209 --ar=AR use archive tool AR [$ar_default]
06454877
MR
210 --as=AS use assembler AS [$as_default]
211 --cc=CC use C compiler CC [$cc_default]
193cdd9a 212 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877
MR
213 --ld=LD use linker LD
214 --host-cc=HOSTCC use host C compiler HOSTCC
215 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
216 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
217 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 218 --host-os=OS compiler host OS [$target_os]
06454877
MR
219 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
220 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
221 --extra-libs=ELIBS add ELIBS [$ELIBS]
222 --extra-version=STRING version string suffix []
193cdd9a 223 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 224 --build-suffix=SUFFIX library name suffix []
3b327a4b 225 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
226 --arch=ARCH select architecture [$arch]
227 --cpu=CPU select the minimum required CPU (affects
228 instruction selection, may crash on older CPUs)
3b327a4b
DB
229 --enable-pic build position-independent code
230 --enable-sram allow use of on-chip SRAM
193cdd9a 231 --enable-thumb compile for Thumb instruction set
3b327a4b
DB
232 --disable-symver disable symbol versioning
233 --disable-fastdiv disable table-based division
234 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
235 --disable-safe-bitstream-reader
236 disable buffer boundary checking in bitreaders
237 (faster, but may crash)
238 --enable-memalign-hack emulate memalign, interferes with memory debuggers
239
240Optimization options (experts only):
c8a4ae00 241 --disable-asm disable all assembler optimizations
06454877
MR
242 --disable-altivec disable AltiVec optimizations
243 --disable-amd3dnow disable 3DNow! optimizations
244 --disable-amd3dnowext disable 3DNow! extended optimizations
245 --disable-mmx disable MMX optimizations
239fdf1b 246 --disable-mmxext disable MMXEXT optimizations
06454877
MR
247 --disable-sse disable SSE optimizations
248 --disable-ssse3 disable SSSE3 optimizations
87f1355f 249 --disable-avx disable AVX optimizations
79687079 250 --disable-fma4 disable FMA4 optimizations
06454877
MR
251 --disable-armv5te disable armv5te optimizations
252 --disable-armv6 disable armv6 optimizations
253 --disable-armv6t2 disable armv6t2 optimizations
254 --disable-armvfp disable ARM VFP optimizations
06454877 255 --disable-mmi disable MMI optimizations
5ea20630 256 --disable-neon disable NEON optimizations
06454877
MR
257 --disable-vis disable VIS optimizations
258 --disable-yasm disable use of yasm assembler
06454877 259
070c5d0f 260Developer options (useful when working on Libav itself):
06454877
MR
261 --disable-debug disable debugging symbols
262 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
263 --disable-optimizations disable compiler optimizations
264 --enable-extra-warnings enable more compiler warnings
52b3cc60 265 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 266 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
267 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
268 should be used only for debugging purposes)
06454877
MR
269
270NOTE: Object files are built at the place where configure is launched.
271EOF
60e8bc13 272 exit 0
74c53c2d 273}
cf9d24ad 274
0884fadf
MR
275quotes='""'
276
57bd82d4 277log(){
2270b4b2 278 echo "$@" >> $logfile
57bd82d4
MR
279}
280
720c69da 281log_file(){
c8e9f801 282 log BEGIN $1
2270b4b2 283 pr -n -t $1 >> $logfile
c8e9f801
MR
284 log END $1
285}
286
2ba042a7 287echolog(){
c8e9f801 288 log "$@"
57bd82d4 289 echo "$@"
2ba042a7
MR
290}
291
7bfc8ae6
MR
292warn(){
293 log "WARNING: $*"
294 WARNINGS="${WARNINGS}WARNING: $*\n"
295}
296
2ba042a7
MR
297die(){
298 echolog "$@"
299 cat <<EOF
d326cf7f 300
2ba042a7 301If you think configure made a mistake, make sure you are using the latest
4a6a21f5 302version from Git. If the latest version fails, report the problem to the
070c5d0f 303libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 304EOF
e155a21a 305 if disabled logging; then
2ba042a7 306 cat <<EOF
e155a21a
DB
307Rerun configure with logging enabled (do not use --disable-logging), and
308include the log this produces with your report.
2ba042a7
MR
309EOF
310 else
311cat <<EOF
e155a21a
DB
312Include the log file "$logfile" produced by configure as this will help
313solving the problem.
2ba042a7
MR
314EOF
315 fi
57bd82d4
MR
316 exit 1
317}
318
6c6007d6 319# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 320toupper(){
6c6007d6 321 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
322}
323
4a5444db 324tolower(){
6c6007d6 325 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
326}
327
14a8acf1
MR
328c_escape(){
329 echo "$*" | sed 's/["\\]/\\\0/g'
330}
331
b04251c5
MR
332sh_quote(){
333 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 334 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
335 echo "$v"
336}
337
bb7a22b5
MR
338cleanws(){
339 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
340}
341
be8f2501
MR
342filter(){
343 pat=$1
344 shift
345 for v; do
98ef6079 346 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
347 done
348}
349
9d201b26
MR
350filter_out(){
351 pat=$1
352 shift
353 for v; do
354 eval "case $v in $pat) ;; *) echo $v ;; esac"
355 done
356}
357
36e2dea0
MR
358map(){
359 m=$1
360 shift
e0e335a0 361 for v; do eval $m; done
36e2dea0
MR
362}
363
a8d04fba
MR
364set_all(){
365 value=$1
366 shift
367 for var in $*; do
368 eval $var=$value
369 done
370}
371
72a43668
MR
372set_weak(){
373 value=$1
374 shift
375 for var; do
376 eval : \${$var:=$value}
377 done
378}
379
3f8040db
MR
380set_safe(){
381 var=$1
382 shift
383 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
384}
385
386get_safe(){
387 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
388}
389
799c9e9b
MR
390pushvar(){
391 for var in $*; do
392 eval level=\${${var}_level:=0}
393 eval ${var}_${level}="\$$var"
394 eval ${var}_level=$(($level+1))
395 done
396}
397
398popvar(){
399 for var in $*; do
400 eval level=\${${var}_level:-0}
401 test $level = 0 && continue
402 eval level=$(($level-1))
403 eval $var="\${${var}_${level}}"
404 eval ${var}_level=$level
405 eval unset ${var}_${level}
406 done
407}
408
a8d04fba
MR
409enable(){
410 set_all yes $*
411}
412
413disable(){
414 set_all no $*
415}
416
72a43668
MR
417enable_weak(){
418 set_weak yes $*
419}
420
421disable_weak(){
422 set_weak no $*
423}
424
72702705 425enable_safe(){
fd07f803
MR
426 for var; do
427 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
431disable_safe(){
fd07f803
MR
432 for var; do
433 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
434 done
72702705
MR
435}
436
f9d328da
MR
437do_enable_deep(){
438 for var; do
439 enabled $var && continue
440 eval sel="\$${var}_select"
c510c7b5
MR
441 eval sgs="\$${var}_suggest"
442 pushvar var sgs
f9d328da 443 enable_deep $sel
c510c7b5
MR
444 popvar sgs
445 enable_deep_weak $sgs
f9d328da
MR
446 popvar var
447 done
448}
449
450enable_deep(){
451 do_enable_deep $*
452 enable $*
453}
454
72a43668
MR
455enable_deep_weak(){
456 do_enable_deep $*
457 enable_weak $*
458}
459
57bd82d4 460enabled(){
3250003c
MR
461 test "${1#!}" = "$1" && op== || op=!=
462 eval test "x\$${1#!}" $op "xyes"
44161118
MR
463}
464
37970ebf 465disabled(){
3250003c
MR
466 test "${1#!}" = "$1" && op== || op=!=
467 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
468}
469
44161118
MR
470enabled_all(){
471 for opt; do
472 enabled $opt || return 1
473 done
474}
475
85bca2c5
DB
476disabled_all(){
477 for opt; do
478 disabled $opt || return 1
479 done
480}
481
44161118
MR
482enabled_any(){
483 for opt; do
484 enabled $opt && return 0
485 done
486}
487
85bca2c5
DB
488disabled_any(){
489 for opt; do
490 disabled $opt && return 0
491 done
f7b230a7 492 return 1
85bca2c5
DB
493}
494
c9d19248
MR
495set_default(){
496 for opt; do
88268e94 497 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
498 done
499}
500
4a0d6686
AJ
501is_in(){
502 value=$1
503 shift
504 for var in $*; do
505 [ $var = $value ] && return 0
506 done
507 return 1
508}
509
30fd06be
MR
510check_deps(){
511 for cfg; do
3250003c 512 cfg="${cfg#!}"
799c9e9b
MR
513 enabled ${cfg}_checking && die "Circular dependency for $cfg."
514 disabled ${cfg}_checking && continue
515 enable ${cfg}_checking
516
30fd06be
MR
517 eval dep_all="\$${cfg}_deps"
518 eval dep_any="\$${cfg}_deps_any"
7ef3425f 519 eval dep_sel="\$${cfg}_select"
c510c7b5 520 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
521 eval dep_ifa="\$${cfg}_if"
522 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 523
3d7453e0
MR
524 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
525 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
526 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 527
3d7453e0
MR
528 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
529 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
530 enabled_all $dep_all || disable $cfg
531 enabled_any $dep_any || disable $cfg
7ef3425f 532 disabled_any $dep_sel && disable $cfg
799c9e9b 533
4ec45764
RP
534 if enabled $cfg; then
535 eval dep_extralibs="\$${cfg}_extralibs"
536 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 537 enable_deep $dep_sel
c510c7b5 538 enable_deep_weak $dep_sgs
4ec45764
RP
539 fi
540
799c9e9b 541 disable ${cfg}_checking
30fd06be
MR
542 done
543}
544
72cfcf41
MR
545print_config_h(){
546 enabled $1 && v=1 || v=0
547 echo "#define $2 $v"
548}
549
550print_config_mak(){
551 enabled $1 && v= || v=!
552 echo "$v$2=yes"
553}
554
55127e7b 555print_config_asm(){
3b15a6d7
RB
556 enabled $1 && v=1 || v=0
557 echo "%define $2 $v"
55127e7b
MR
558}
559
44161118
MR
560print_config(){
561 pfx=$1
72cfcf41
MR
562 files=$2
563 shift 2
44161118 564 for cfg; do
5e622c40 565 ucname="$(toupper $cfg)"
72cfcf41
MR
566 for f in $files; do
567 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
568 done
44161118 569 done
57bd82d4
MR
570}
571
31c0121d
MR
572print_enabled(){
573 test "$1" = -n && end=" " && shift || end="\n"
574 suf=$1
575 shift
576 for v; do
577 enabled $v && printf "%s$end" ${v%$suf};
578 done
579}
580
57bd82d4
MR
581append(){
582 var=$1
583 shift
57bd82d4
MR
584 eval "$var=\"\$$var $*\""
585}
586
60361817
MR
587prepend(){
588 var=$1
589 shift
590 eval "$var=\"$* \$$var\""
591}
592
50a334e4 593add_cppflags(){
cd52ec95 594 append CPPFLAGS "$@"
50a334e4
MR
595}
596
57bd82d4 597add_cflags(){
01d31e16 598 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
599}
600
2f2e6c7c 601add_asflags(){
01d31e16 602 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
603}
604
57bd82d4 605add_ldflags(){
64933b6c 606 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
607}
608
609add_extralibs(){
64933b6c 610 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
611}
612
6c3fa06a
MR
613add_host_cflags(){
614 append host_cflags $($host_cflags_filter "$@")
615}
616
617add_host_ldflags(){
618 append host_ldflags $($host_ldflags_filter "$@")
619}
620
b0cfb663 621check_cmd(){
b3cb5d51 622 log "$@"
2270b4b2 623 "$@" >> $logfile 2>&1
b0cfb663
MR
624}
625
b2704a65
MR
626cc_o(){
627 eval printf '%s\\n' $CC_O
628}
629
18031c49
MR
630cc_e(){
631 eval printf '%s\\n' $CC_E
632}
633
dcd479c0 634check_cc(){
57bd82d4 635 log check_cc "$@"
2270b4b2 636 cat > $TMPC
720c69da 637 log_file $TMPC
23565c26 638 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
639}
640
641check_cpp(){
642 log check_cpp "$@"
2270b4b2 643 cat > $TMPC
720c69da 644 log_file $TMPC
18031c49 645 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
646}
647
f65883c8
MR
648check_as(){
649 log check_as "$@"
650 cat > $TMPC
651 log_file $TMPC
23565c26 652 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C -o $TMPO $TMPC
f65883c8
MR
653}
654
940f335a
MR
655check_asm(){
656 log check_asm "$@"
657 name="$1"
3784e82e 658 code="$2"
940f335a 659 shift 2
49214f61
MR
660 disable $name
661 check_as "$@" <<EOF && enable $name
3784e82e 662void foo(void){ __asm__ volatile($code); }
940f335a
MR
663EOF
664}
665
304d586d
LM
666check_yasm(){
667 log check_yasm "$@"
668 echo "$1" > $TMPS
669 log_file $TMPS
670 shift 1
671 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
672}
673
dcd479c0 674check_ld(){
57bd82d4 675 log check_ld "$@"
3155a644
MR
676 flags=''
677 libs=''
678 for f; do
679 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
680 done
01d31e16 681 check_cc $($cflags_filter $flags) || return
64933b6c
MR
682 flags=$($ldflags_filter $flags)
683 libs=$($ldflags_filter $libs)
7e75f9fe 684 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
685}
686
5adc829e
MR
687check_code(){
688 log check_code "$@"
689 check=$1
690 headers=$2
691 code=$3
692 shift 3
693 {
694 for hdr in $headers; do
695 echo "#include <$hdr>"
696 done
697 echo "int main(void) { $code; return 0; }"
698 } | check_$check "$@"
699}
700
50a334e4
MR
701check_cppflags(){
702 log check_cppflags "$@"
caf458dd 703 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
704int x;
705EOF
706}
707
dcd479c0 708check_cflags(){
57bd82d4 709 log check_cflags "$@"
01d31e16 710 set -- $($cflags_filter "$@")
caf458dd 711 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
712int x;
713EOF
714}
715
2ed46eea
MR
716test_ldflags(){
717 log test_ldflags "$@"
718 check_ld "$@" <<EOF
c23a0ac8 719int main(void){ return 0; }
dcd479c0
MR
720EOF
721}
722
2ed46eea
MR
723check_ldflags(){
724 log check_ldflags "$@"
725 test_ldflags "$@" && add_ldflags "$@"
726}
727
dcd479c0 728check_header(){
57bd82d4 729 log check_header "$@"
dcd479c0
MR
730 header=$1
731 shift
b77df637
MR
732 disable_safe $header
733 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
734#include <$header>
735int x;
736EOF
737}
738
739check_func(){
57bd82d4 740 log check_func "$@"
dcd479c0
MR
741 func=$1
742 shift
d8bc5f06
MR
743 disable $func
744 check_ld "$@" <<EOF && enable $func
dcd479c0 745extern int $func();
c23a0ac8 746int main(void){ $func(); }
dcd479c0
MR
747EOF
748}
749
645d2652 750check_mathfunc(){
6b73c0ae 751 log check_mathfunc "$@"
645d2652
MR
752 func=$1
753 shift
754 disable $func
755 check_ld "$@" <<EOF && enable $func
756#include <math.h>
33bd38db
MR
757float foo(float f) { return $func(f); }
758int main(void){ return 0; }
645d2652
MR
759EOF
760}
761
2446d3d6
DB
762check_func_headers(){
763 log check_func_headers "$@"
f8d7b072 764 headers=$1
edaf1ae2 765 funcs=$2
f8d7b072 766 shift 2
edaf1ae2
MR
767 {
768 for hdr in $headers; do
769 echo "#include <$hdr>"
770 done
771 for func in $funcs; do
772 echo "long check_$func(void) { return (long) $func; }"
773 done
774 echo "int main(void) { return 0; }"
775 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
776}
777
a5344cf7
SS
778check_cpp_condition(){
779 log check_cpp_condition "$@"
780 header=$1
781 condition=$2
f855b7b9 782 shift 2
cd52ec95 783 check_cpp "$@" <<EOF
a5344cf7
SS
784#include <$header>
785#if !($condition)
786#error "unsatisfied condition: $condition"
787#endif
788EOF
789}
790
57bd82d4
MR
791check_lib(){
792 log check_lib "$@"
793 header="$1"
794 func="$2"
795 shift 2
84400e9d 796 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
797}
798
f8d7b072
MR
799check_lib2(){
800 log check_lib2 "$@"
801 headers="$1"
edaf1ae2 802 funcs="$2"
f8d7b072 803 shift 2
edaf1ae2 804 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
805}
806
3f8040db
MR
807check_pkg_config(){
808 log check_pkg_config "$@"
809 pkg="$1"
810 headers="$2"
811 funcs="$3"
812 shift 3
813 $pkg_config --exists $pkg || return
814 pkg_cflags=$($pkg_config --cflags $pkg)
815 pkg_libs=$($pkg_config --libs $pkg)
816 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
817 set_safe ${pkg}_cflags $pkg_cflags &&
818 set_safe ${pkg}_libs $pkg_libs
819}
820
dcd479c0 821check_exec(){
2270b4b2 822 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
823}
824
7dfef245 825check_exec_crash(){
5e622c40 826 code=$(cat)
7dfef245
MR
827
828 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
829 # are safe but may not be available everywhere. Thus we use
830 # raise(SIGTERM) instead. The check is run in a subshell so we
831 # can redirect the "Terminated" message from the shell. SIGBUS
832 # is not defined by standard C so it is used conditionally.
833
2270b4b2 834 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
835#include <signal.h>
836static void sighandler(int sig){
837 raise(SIGTERM);
838}
e5af4a11 839int main(void){
7dfef245
MR
840 signal(SIGILL, sighandler);
841 signal(SIGFPE, sighandler);
842 signal(SIGSEGV, sighandler);
843#ifdef SIGBUS
844 signal(SIGBUS, sighandler);
845#endif
846 { $code }
847}
848EOF
849}
850
72be9e73
DY
851check_type(){
852 log check_type "$@"
853 headers=$1
854 type=$2
855 shift 2
ae550ce9 856 disable_safe "$type"
5adc829e 857 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
858}
859
14d36751
MR
860check_struct(){
861 log check_type "$@"
862 headers=$1
863 struct=$2
864 member=$3
865 shift 3
866 disable_safe "${struct}_${member}"
5adc829e
MR
867 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
868 enable_safe "${struct}_${member}"
14d36751
MR
869}
870
57bd82d4
MR
871require(){
872 name="$1"
873 header="$2"
874 func="$3"
875 shift 3
876 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
877}
878
f8d7b072
MR
879require2(){
880 name="$1"
881 headers="$2"
882 func="$3"
883 shift 3
884 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
885}
886
3f8040db
MR
887require_pkg_config(){
888 pkg="$1"
889 check_pkg_config "$@" || die "ERROR: $pkg not found"
890 add_cflags $(get_safe ${pkg}_cflags)
891 add_extralibs $(get_safe ${pkg}_libs)
892}
893
f0125de9
MR
894check_host_cc(){
895 log check_host_cc "$@"
896 cat > $TMPC
897 log_file $TMPC
898 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
899}
900
901check_host_cflags(){
902 log check_host_cflags "$@"
6c3fa06a 903 set -- $($host_cflags_filter "$@")
f0125de9
MR
904 check_host_cc "$@" <<EOF && append host_cflags "$@"
905int x;
906EOF
907}
908
c505dd31
MR
909apply(){
910 file=$1
911 shift
912 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
913}
914
c34681df 915cp_if_changed(){
5e27ec28
MR
916 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
917 mkdir -p "$(dirname $2)"
918 cp -f "$1" "$2"
c34681df
MR
919}
920
dcd61286
DB
921# CONFIG_LIST contains configurable options, while HAVE_LIST is for
922# system-dependent things.
923
4a0d6686
AJ
924COMPONENT_LIST="
925 bsfs
926 decoders
927 demuxers
928 encoders
3cde40aa 929 filters
5666fd73 930 hwaccels
c552605c 931 indevs
4a0d6686 932 muxers
c552605c 933 outdevs
4a0d6686
AJ
934 parsers
935 protocols
936"
937
055c61b8
DB
938PROGRAM_LIST="
939 avconv
940 avplay
941 avprobe
942 avserver
055c61b8
DB
943"
944
4a0d6686
AJ
945CONFIG_LIST="
946 $COMPONENT_LIST
055c61b8 947 $PROGRAM_LIST
5a0f7131
MR
948 avcodec
949 avdevice
f7679c54 950 avfilter
5a0f7131 951 avformat
c8af852b 952 avresample
c88f5d72 953 avisynth
f402916e 954 bzlib
7f3f5f46 955 dct
c73f65d9 956 doc
05aec7bb 957 dwt
92c6a099 958 dxva2
27a9466b 959 fastdiv
1848f7d9 960 fft
47941088 961 frei0r
bc8c1395 962 gnutls
c88f5d72 963 gpl
d8d0d0b2 964 gray
3abe5fbd 965 hardcoded_tables
e417d80d 966 libcdio
f7b8bffe 967 libdc1394
2eed5a46 968 libfaac
37eeb5e2 969 libfdk_aac
a5b64584 970 libfreetype
c88f5d72 971 libgsm
3641b048 972 libilbc
6ebe07fb 973 libmp3lame
0b175caa
DB
974 libopencore_amrnb
975 libopencore_amrwb
6ebf0bfc 976 libopencv
9a77d59a 977 libopenjpeg
0de9c41f 978 libpulse
0f943ce6 979 librtmp
f7cd9eed 980 libschroedinger
ae14f311 981 libspeex
150d2772 982 libtheora
d89e738a 983 libvo_aacenc
f502ff3f 984 libvo_amrwbenc
c88f5d72 985 libvorbis
8299a7f8 986 libvpx
1cc60c47 987 libx264
de295976 988 libxavs
1cc60c47 989 libxvid
b781cc12 990 lsp
47a158cb 991 mdct
c88f5d72 992 memalign_hack
c88f5d72 993 network
3fe142e2 994 nonfree
a060866f 995 openssl
8a3c8627 996 pic
68602540 997 rdft
e90f5b5a 998 runtime_cpudetect
8cfbbd92 999 safe_bitstream_reader
2e35e684 1000 shared
bd2216e4 1001 small
6b35d421 1002 sram
2e35e684 1003 static
5a0f7131 1004 swscale
a9ddb5b1 1005 swscale_alpha
8986fddc 1006 thumb
17492d5e 1007 vaapi
ac3dbb4d 1008 vda
17492d5e 1009 vdpau
9cad0e4e 1010 version3
7e4d9d5d 1011 xmm_clobber_test
56a059ac 1012 x11grab
c88f5d72 1013 zlib
4a0d6686 1014"
c88f5d72 1015
8eee7025 1016THREADS_LIST='
8eee7025
DB
1017 pthreads
1018 w32threads
1019'
1020
3f5b56e5
MR
1021ARCH_LIST='
1022 alpha
a2fc0f6a 1023 arm
fdcd782d
MR
1024 avr32
1025 avr32_ap
1026 avr32_uc
3f5b56e5
MR
1027 bfin
1028 ia64
1029 m68k
1030 mips
bae3abb0 1031 mips64
3f5b56e5 1032 parisc
79cb09b2 1033 ppc
34d11b87 1034 ppc64
3f5b56e5
MR
1035 s390
1036 sh4
1037 sparc
1038 sparc64
0844bae1 1039 tomi
3f5b56e5
MR
1040 x86
1041 x86_32
1042 x86_64
1043'
1044
1045ARCH_EXT_LIST='
1ac9331a 1046 altivec
3bf96eec 1047 amd3dnow
a1ef9f08 1048 amd3dnowext
1ac9331a 1049 armv5te
edab3048 1050 armv6
ab5cb084 1051 armv6t2
f55b299a 1052 armvfp
87f1355f 1053 avx
79687079 1054 fma4
3f5b56e5
MR
1055 mmi
1056 mmx
239fdf1b 1057 mmxext
6b18d278 1058 neon
799fde37 1059 ppc4xx
1bb04d5a 1060 sse
9eeed841 1061 ssse3
93eb8e4d 1062 vfpv3
bd9d34a0 1063 vis
3f5b56e5
MR
1064'
1065
a3e02a8c
MR
1066HAVE_LIST_PUB='
1067 bigendian
d268eee9 1068 fast_unaligned
a3e02a8c
MR
1069'
1070
3f5b56e5
MR
1071HAVE_LIST="
1072 $ARCH_EXT_LIST
a3e02a8c 1073 $HAVE_LIST_PUB
3f5b56e5 1074 $THREADS_LIST
be1a839c 1075 aligned_malloc
59782b82 1076 aligned_stack
35fd8122 1077 alsa_asoundlib_h
3f5b56e5 1078 altivec_h
c9fdab0d 1079 arpa_inet_h
6308729e 1080 asm_mod_y
dffb41b9 1081 attribute_may_alias
e7ea5e3d 1082 attribute_packed
15333562 1083 cbrtf
ecf97f22 1084 closesocket
1ac9331a 1085 cmov
c0ee695b 1086 cpuid
180d43bc 1087 cpunop
c88f5d72 1088 dcbzl
f8aa696f
DB
1089 dev_bktr_ioctl_bt848_h
1090 dev_bktr_ioctl_meteor_h
1091 dev_ic_bt8xx_h
f8aa696f 1092 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1093 dev_video_meteor_ioctl_meteor_h
18b67ae5 1094 dlfcn_h
c88f5d72 1095 dlopen
bc574408 1096 dos_paths
fa845061 1097 dxva_h
245626d0
DB
1098 ebp_available
1099 ebx_available
6b7c7703
VS
1100 exp2
1101 exp2f
c2a29455 1102 fast_64bit
669b5583 1103 fast_clz
7073e9fc 1104 fast_cmov
534a2231 1105 fcntl
9d99cc5a 1106 fork
84882df6 1107 getaddrinfo
da9e86f8 1108 gethrtime
667fb97a 1109 getopt
02e8f427 1110 GetProcessAffinityMask
fc5607f8 1111 GetProcessMemoryInfo
4e68cb8a 1112 GetProcessTimes
61183b5a 1113 GetSystemTimeAsFileTime
66be5b45 1114 getrusage
61183b5a 1115 gettimeofday
a49d3025 1116 gnu_as
2f0c136e 1117 ibm_asm
2e1913b1 1118 inet_aton
61d251db 1119 inline_asm
3b1ab197 1120 io_h
abfc8d05 1121 isatty
46df708b
MS
1122 isinf
1123 isnan
8772997d 1124 jack_port_get_latency_range
9f5ff83f 1125 ldbrx
0b4a1821
AS
1126 libdc1394_1
1127 libdc1394_2
a33cab3a 1128 llrint
07876e25 1129 llrintf
d96cd429
MR
1130 local_aligned_16
1131 local_aligned_8
a5b64584 1132 localtime_r
291fd18a 1133 log2
6b7c7703 1134 log2f
85dd97ad 1135 loongson
a33cab3a 1136 lrint
c88f5d72 1137 lrintf
f8aa696f
DB
1138 machine_ioctl_bt848_h
1139 machine_ioctl_meteor_h
c88f5d72 1140 malloc_h
73f6d31e 1141 MapViewOfFile
c88f5d72 1142 memalign
6ffa87d3 1143 mkstemp
f80ddd5b 1144 mm_empty
0328b9ea 1145 mmap
d3d3a32c 1146 nanosleep
5699884c 1147 netinet_sctp_h
3e0b1c9a 1148 poll_h
1f91cdce 1149 posix_memalign
07b28702 1150 rdtsc
183b1c22 1151 rint
a33cab3a
MK
1152 round
1153 roundf
358d854d 1154 rweflags
ea4d5f48 1155 sched_getaffinity
c88f5d72
MR
1156 sdl
1157 sdl_video_size
b507ebd1 1158 setmode
3e0b1c9a 1159 setrlimit
d3d3a32c 1160 Sleep
15d59d2c 1161 sndio_h
72be9e73 1162 socklen_t
deb29777 1163 soundcard_h
87958234 1164 strerror_r
6379900c 1165 strptime
47941088 1166 strtok_r
c0018613 1167 struct_addrinfo
75d339e0
MS
1168 struct_group_source_req
1169 struct_ip_mreq_source
b4d68544 1170 struct_ipv6_mreq
cdee08e3 1171 struct_pollfd
3e0b1c9a 1172 struct_rusage_ru_maxrss
b4d68544 1173 struct_sockaddr_in6
3b2372bf 1174 struct_sockaddr_sa_len
33a4dbdd 1175 struct_sockaddr_storage
a6a4793d 1176 struct_v4l2_frmivalenum_discrete
b462d132 1177 symver
b462d132 1178 symver_asm_label
3e0b1c9a 1179 symver_gnu_asm
bcc73960 1180 sysconf
b9e22269 1181 sysctl
b58412f1 1182 sys_mman_h
06bb5905 1183 sys_param_h
b091aa44 1184 sys_resource_h
81644c2e 1185 sys_select_h
deb29777 1186 sys_soundcard_h
e64bceea 1187 sys_time_h
1b6e8b73 1188 sys_videoio_h
b265431e 1189 threads
23d3931a 1190 trunc
7b04b8a0 1191 truncf
542920b7 1192 unistd_h
d3d3a32c 1193 usleep
ce742de2 1194 vfp_args
7c5bfe7a 1195 VirtualAlloc
d3d3a32c 1196 windows_h
6ff3f3e7 1197 winsock2_h
cc078b5d 1198 xform_asm
3f150ffb 1199 xgetbv
6f74fb03 1200 xmm_clobbers
304d586d 1201 yasm
0cb78cef 1202"
44161118 1203
b6bb00b0
MR
1204# options emitted with CONFIG_ prefix but not available on command line
1205CONFIG_EXTRA="
87849592 1206 aandcttables
bfe9f48a 1207 ac3dsp
dc4f5a1c 1208 avutil
bfe9f48a 1209 gcrypt
478fd534 1210 golomb
9cad0e4e 1211 gplv3
478fd534
DB
1212 h264chroma
1213 h264dsp
1214 h264pred
915a2a0a 1215 h264qpel
478fd534 1216 huffman
9cad0e4e 1217 lgplv3
478fd534 1218 lpc
bfe9f48a
DB
1219 mpegaudiodsp
1220 nettle
1221 rtpdec
1222 sinewin
ab9f9876 1223 vp3dsp
b6bb00b0
MR
1224"
1225
520cc7f1 1226CMDLINE_SELECT="
3f5b56e5 1227 $ARCH_EXT_LIST
520cc7f1 1228 $CONFIG_LIST
8eee7025 1229 $THREADS_LIST
c8a4ae00 1230 asm
db6107b6 1231 cross_compile
520cc7f1
MR
1232 debug
1233 extra_warnings
8c6afa4d 1234 logging
d2bbb2f7 1235 optimizations
9baec618 1236 symver
7595a5e4 1237 yasm
520cc7f1 1238"
426be5dc
DB
1239
1240PATHS_LIST='
d156bede 1241 bindir
14a8acf1 1242 datadir
26759c44
MR
1243 incdir
1244 libdir
26759c44
MR
1245 mandir
1246 prefix
1247 shlibdir
426be5dc
DB
1248'
1249
1250CMDLINE_SET="
1251 $PATHS_LIST
121d78d0 1252 ar
426be5dc 1253 arch
313c46a6 1254 as
426be5dc
DB
1255 build_suffix
1256 cc
1257 cpu
1258 cross_prefix
50567afa 1259 dep_cc
ac63af34 1260 extra_version
9da6609f
MR
1261 host_cc
1262 host_cflags
1263 host_ldflags
1264 host_libs
82bb3329 1265 host_os
684b28e0 1266 ld
426be5dc 1267 logfile
4ae40685 1268 malloc_prefix
89641463 1269 nm
9cd7b854 1270 optflags
3f8040db 1271 pkg_config
2fad0977 1272 samples
c5200f17
MR
1273 sysinclude
1274 sysroot
a7ada2ba 1275 target_exec
26759c44 1276 target_os
a7ada2ba 1277 target_path
426be5dc 1278"
520cc7f1 1279
89f2932b
MR
1280CMDLINE_APPEND="
1281 extra_cflags
1282"
1283
912f3148
DB
1284# code dependency declarations
1285
9eeed841 1286# architecture extensions
808fa33c 1287
a2fc0f6a
MR
1288armv5te_deps="arm"
1289armv6_deps="arm"
ab5cb084 1290armv6t2_deps="arm"
a2fc0f6a 1291armvfp_deps="arm"
808fa33c 1292neon_deps="arm"
93eb8e4d 1293vfpv3_deps="armvfp"
808fa33c 1294
e241ba14 1295mmi_deps="mips"
808fa33c
MR
1296
1297altivec_deps="ppc"
1298ppc4xx_deps="ppc"
1299
1300vis_deps="sparc"
1301
7f8c3d1f 1302x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1303amd3dnow_deps="mmx"
1304amd3dnowext_deps="amd3dnow"
9eeed841 1305mmx_deps="x86"
239fdf1b 1306mmxext_deps="mmx"
75aa95a6
DB
1307sse_deps="mmx"
1308ssse3_deps="sse"
87f1355f 1309avx_deps="ssse3"
79687079 1310fma4_deps="avx"
9eeed841 1311
59782b82 1312aligned_stack_if_any="ppc x86"
e939cedd 1313fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1314fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1315fast_unaligned_if_any="armv6 ppc x86"
669b5583 1316
6fec122a 1317inline_asm_deps="!tms470"
3e0b1c9a 1318need_memalign="altivec neon sse"
89e053f8 1319
b462d132
MR
1320symver_if_any="symver_asm_label symver_gnu_asm"
1321
26fbcc85 1322# subsystems
dc609252 1323dct_select="rdft"
26fbcc85
MR
1324mdct_select="fft"
1325rdft_select="fft"
c4f5c2d6 1326mpegaudiodsp_select="dct"
26fbcc85 1327
5666fd73 1328# decoders / encoders / hardware accelerators
cfc2a0cf 1329aac_decoder_select="mdct sinewin"
4538729a 1330aac_encoder_select="mdct sinewin"
136e19e1 1331aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1332ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1333ac3_encoder_select="mdct ac3dsp"
3d269059 1334ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1335alac_encoder_select="lpc"
b781cc12 1336amrnb_decoder_select="lsp"
2b2a597e 1337amrwb_decoder_select="lsp"
4538729a 1338atrac1_decoder_select="mdct sinewin"
26fbcc85 1339atrac3_decoder_select="mdct"
a33657ce
DB
1340binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1341binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1342cavs_decoder_select="golomb"
4538729a 1343cook_decoder_select="mdct sinewin"
2eef7c62 1344cscd_decoder_suggest="zlib"
26fbcc85 1345dca_decoder_select="mdct"
87849592 1346dnxhd_encoder_select="aandcttables"
2eef7c62 1347dxa_decoder_select="zlib"
baf91bb9 1348eac3_decoder_select="ac3_decoder"
aa47c35d 1349eac3_encoder_select="mdct ac3dsp"
87849592
DB
1350eamad_decoder_select="aandcttables"
1351eatgq_decoder_select="aandcttables"
1352eatqi_decoder_select="aandcttables"
4f034993
MR
1353ffv1_decoder_select="golomb"
1354flac_decoder_select="golomb"
f4d608e3 1355flac_encoder_select="golomb lpc"
2eef7c62
AJ
1356flashsv_decoder_select="zlib"
1357flashsv_encoder_select="zlib"
c2d23309 1358flashsv2_decoder_select="zlib"
4414137e 1359flv_decoder_select="h263_decoder"
4d4b4bd1 1360flv_encoder_select="h263_encoder"
3447f12d 1361fraps_decoder_select="huffman"
87849592 1362h261_encoder_select="aandcttables"
7f647ae0 1363h263_decoder_select="h263_parser"
87849592 1364h263_encoder_select="aandcttables"
95a61cfc 1365h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1366h263i_decoder_select="h263_decoder"
fe629c2d 1367h263p_encoder_select="h263_encoder"
915a2a0a 1368h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1369h264_dxva2_hwaccel_deps="dxva2api_h"
1370h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1371h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1372h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1373h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1374iac_decoder_select="fft mdct sinewin"
56c8227d 1375imc_decoder_select="fft mdct sinewin"
4f034993
MR
1376jpegls_decoder_select="golomb"
1377jpegls_encoder_select="golomb"
87849592 1378ljpeg_encoder_select="aandcttables"
4f034993 1379loco_decoder_select="golomb"
87849592 1380mjpeg_encoder_select="aandcttables"
2cca233b 1381mlp_decoder_select="mlp_parser"
c4f5c2d6 1382mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1383mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1384mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1385mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1386mp3_decoder_select="mpegaudiodsp"
1387mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1388mp3adufloat_decoder_select="mpegaudiodsp"
1389mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1390mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1391mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1392mpc7_decoder_select="mpegaudiodsp"
1393mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1394mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1395mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1396mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1397mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
87849592 1398mpeg1video_encoder_select="aandcttables"
164aab02
LA
1399mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1400mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1401mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
87849592 1402mpeg2video_encoder_select="aandcttables"
3e0b1c9a
DB
1403mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1404mpeg4_encoder_select="h263_encoder"
95a61cfc 1405mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1406mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1407msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1408msmpeg4v1_encoder_select="h263_encoder"
4414137e 1409msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1410msmpeg4v2_encoder_select="h263_encoder"
4414137e 1411msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1412msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1413nellymoser_decoder_select="mdct sinewin"
1414nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1415png_decoder_select="zlib"
1416png_encoder_select="zlib"
b781cc12 1417qcelp_decoder_select="lsp"
c4f5c2d6 1418qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1419ra_144_encoder_select="lpc"
9f43fdda 1420ralf_decoder_select="golomb"
a8beb22f 1421rv10_decoder_select="h263_decoder"
b2bf38b4 1422rv10_encoder_select="h263_encoder"
a8beb22f 1423rv20_decoder_select="h263_decoder"
b2bf38b4 1424rv20_encoder_select="h263_encoder"
915a2a0a
DB
1425rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1426rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1427shorten_decoder_select="golomb"
b781cc12 1428sipr_decoder_select="lsp"
05aec7bb 1429snow_decoder_select="dwt"
87849592
DB
1430snow_encoder_select="aandcttables dwt"
1431svq1_encoder_select="aandcttables"
915a2a0a 1432svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1433svq3_decoder_suggest="zlib"
4eef77c1 1434theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1435tiff_decoder_suggest="zlib"
1436tiff_encoder_suggest="zlib"
aec09a00 1437truehd_decoder_select="mlp_decoder"
2eef7c62 1438tscc_decoder_select="zlib"
4538729a 1439twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1440vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1441vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1442vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1443vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1444vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1445vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1446vorbis_decoder_select="mdct"
1447vorbis_encoder_select="mdct"
ab9f9876
MR
1448vp3_decoder_select="vp3dsp"
1449vp5_decoder_select="vp3dsp"
1450vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1451vp6a_decoder_select="vp6_decoder"
1452vp6f_decoder_select="vp6_decoder"
915a2a0a 1453vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1454wmapro_decoder_select="mdct sinewin"
1455wmav1_decoder_select="mdct sinewin"
1456wmav1_encoder_select="mdct sinewin"
1457wmav2_decoder_select="mdct sinewin"
1458wmav2_encoder_select="mdct sinewin"
1459wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1460wmv1_decoder_select="h263_decoder"
665507aa 1461wmv1_encoder_select="h263_encoder"
f95bfab0 1462wmv2_decoder_select="h263_decoder"
1746e2a9 1463wmv2_encoder_select="h263_encoder"
015f8ee0 1464wmv3_decoder_select="vc1_decoder"
f0f86627 1465wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1466wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1467wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1468wmv3image_decoder_select="wmv3_decoder"
0e714f88 1469zerocodec_decoder_select="zlib"
2eef7c62
AJ
1470zlib_decoder_select="zlib"
1471zlib_encoder_select="zlib"
1472zmbv_decoder_select="zlib"
1473zmbv_encoder_select="zlib"
30fd06be 1474
0afab17e 1475vaapi_deps="va_va_h"
ac3dbb4d 1476vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1477vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1478
28b80940 1479# parsers
6a7c5312 1480h264_parser_select="golomb h264dsp h264pred"
28b80940 1481
912f3148 1482# external libraries
c9171a83 1483libfaac_encoder_deps="libfaac"
37eeb5e2 1484libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1485libgsm_decoder_deps="libgsm"
1486libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1487libgsm_ms_decoder_deps="libgsm"
1488libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1489libilbc_decoder_deps="libilbc"
1490libilbc_encoder_deps="libilbc"
1cc60c47 1491libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1492libopencore_amrnb_decoder_deps="libopencore_amrnb"
1493libopencore_amrnb_encoder_deps="libopencore_amrnb"
1494libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1495libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1496libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1497libschroedinger_decoder_deps="libschroedinger"
1498libschroedinger_encoder_deps="libschroedinger"
ae14f311 1499libspeex_decoder_deps="libspeex"
b606a017 1500libspeex_encoder_deps="libspeex"
150d2772 1501libtheora_encoder_deps="libtheora"
d89e738a 1502libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1503libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1504libvorbis_encoder_deps="libvorbis"
8299a7f8 1505libvpx_decoder_deps="libvpx"
ee0e9146 1506libvpx_encoder_deps="libvpx"
1cc60c47 1507libx264_encoder_deps="libx264"
de295976 1508libxavs_encoder_deps="libxavs"
1cc60c47 1509libxvid_encoder_deps="libxvid"
30fd06be 1510
912f3148 1511# demuxers / muxers
c2dd0e9e 1512ac3_demuxer_select="ac3_parser"
647c2356 1513asf_stream_muxer_select="asf_muxer"
4e622dea 1514avisynth_demuxer_deps="avisynth"
c2dd0e9e 1515dirac_demuxer_select="dirac_parser"
5b423887 1516eac3_demuxer_select="ac3_parser"
c2dd0e9e 1517flac_demuxer_select="flac_parser"
647c2356 1518ipod_muxer_select="mov_muxer"
647c2356 1519matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1520matroska_demuxer_suggest="zlib bzlib"
1521mov_demuxer_suggest="zlib"
c2dd0e9e 1522mp3_demuxer_select="mpegaudio_parser"
647c2356 1523mp4_muxer_select="mov_muxer"
2439bd86 1524mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1525mpegtsraw_demuxer_select="mpegts_demuxer"
1526mxf_d10_muxer_select="mxf_muxer"
24ca518b 1527ogg_demuxer_select="golomb"
647c2356 1528psp_muxer_select="mov_muxer"
44594cc7 1529rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1530rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1531rtsp_demuxer_select="http_protocol rtpdec"
1532rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1533sap_demuxer_select="sdp_demuxer"
2aab70c4 1534sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1535sdp_demuxer_select="rtpdec"
f1e94694 1536spdif_muxer_select="aac_parser"
647c2356
DB
1537tg2_muxer_select="mov_muxer"
1538tgp_muxer_select="mov_muxer"
6bdaa5f4 1539w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1540
1541# indevs / outdevs
38e54a75 1542alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1543alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1544bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1545dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1546fbdev_indev_deps="linux_fb_h"
38e54a75 1547jack_indev_deps="jack_jack_h"
e417d80d 1548libcdio_indev_deps="libcdio"
38e54a75 1549libdc1394_indev_deps="libdc1394"
38e54a75
SS
1550oss_indev_deps_any="soundcard_h sys_soundcard_h"
1551oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1552pulse_indev_deps="libpulse"
15d59d2c
B
1553sndio_indev_deps="sndio_h"
1554sndio_outdev_deps="sndio_h"
38e54a75 1555v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1556vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1557vfwcap_indev_extralibs="-lavicap32"
24f8961f 1558x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1559
912f3148 1560# protocols
acd554c1
SP
1561ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1562ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1563ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1564ffrtmphttp_protocol_deps="!librtmp_protocol"
1565ffrtmphttp_protocol_select="http_protocol"
3fff6382 1566gopher_protocol_deps="network"
c40e1757
JS
1567httpproxy_protocol_deps="network"
1568httpproxy_protocol_select="tcp_protocol"
c08fb000 1569http_protocol_deps="network"
279a0c97 1570http_protocol_select="tcp_protocol"
183baead 1571https_protocol_select="tls_protocol"
c3b57d6e
DB
1572librtmp_protocol_deps="librtmp"
1573librtmpe_protocol_deps="librtmp"
1574librtmps_protocol_deps="librtmp"
1575librtmpt_protocol_deps="librtmp"
1576librtmpte_protocol_deps="librtmp"
c60a2d70 1577mmsh_protocol_select="http_protocol"
b4cf3f6c 1578mmst_protocol_deps="network"
c3b57d6e 1579rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1580rtmp_protocol_select="tcp_protocol"
acd554c1 1581rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1582rtmps_protocol_deps="!librtmp_protocol"
1583rtmps_protocol_select="tls_protocol"
775c4d36 1584rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1585rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1586rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1587rtp_protocol_select="udp_protocol"
5699884c 1588sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1589tcp_protocol_deps="network"
558d192d
MS
1590tls_protocol_deps_any="openssl gnutls"
1591tls_protocol_select="tcp_protocol"
c08fb000
AB
1592udp_protocol_deps="network"
1593
6ebf0bfc 1594# filters
13fabd7a 1595blackframe_filter_deps="gpl"
ce6b6ef6 1596boxblur_filter_deps="gpl"
68b79bfc 1597cropdetect_filter_deps="gpl"
b157be1f 1598delogo_filter_deps="gpl"
a5b64584 1599drawtext_filter_deps="libfreetype"
2e5ff4d0 1600frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1601frei0r_filter_extralibs='$ldl'
a42bb9d6 1602frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1603frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1604hqdn3d_filter_deps="gpl"
d371e7b9 1605resample_filter_deps="avresample"
cf69ad35 1606ocv_filter_deps="libopencv"
2f296e39 1607scale_filter_deps="swscale"
acbac567 1608yadif_filter_deps="gpl"
6ebf0bfc 1609
5a0f7131
MR
1610# libraries
1611avdevice_deps="avcodec avformat"
1612avformat_deps="avcodec"
f7679c54 1613
912f3148 1614# programs
ce03b088
AK
1615avconv_deps="avcodec avfilter avformat avresample swscale
1616 aformat_filter asyncts_filter
1617 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1618avplay_deps="avcodec avformat swscale sdl"
1619avplay_select="rdft"
9e12f0bf 1620avprobe_deps="avcodec avformat"
b263bf66 1621avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1622avserver_extralibs='$ldl'
a2830dca 1623
c73f65d9 1624doc_deps="texi2html"
912f3148 1625
57442411
MR
1626# tests
1627
388ff813
DB
1628mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1629seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1630
57442411
MR
1631test_deps(){
1632 suf1=$1
1633 suf2=$2
1634 shift 2
1635 for v; do
1636 dep=${v%=*}
1637 tests=${v#*=}
1638 for name in ${tests}; do
908f12f3 1639 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1640 done
1641 done
1642}
1643
57442411
MR
1644test_deps _muxer _demuxer \
1645 aiff \
1646 pcm_alaw=alaw \
1647 asf \
1648 au \
1649 avi \
1650 dv=dv_fmt \
1651 ffm \
1652 flv=flv_fmt \
1653 gxf \
1654 matroska=mkv \
1655 mmf \
1656 mov \
1657 pcm_mulaw=mulaw \
0218808d 1658 mxf="mxf mxf_d10" \
57442411
MR
1659 nut \
1660 ogg \
1661 rawvideo=pixfmt \
1662 rm \
1663 swf \
1664 mpegts=ts \
1665 voc \
1666 wav \
1667 yuv4mpegpipe=yuv4mpeg \
1668
de6d9b64 1669# default parameters
8a608357 1670
19bd477d 1671logfile="config.log"
8a608357
MR
1672
1673# installation paths
c9d19248
MR
1674prefix_default="/usr/local"
1675bindir_default='${prefix}/bin'
6291d7e4 1676datadir_default='${prefix}/share/avconv'
c9d19248
MR
1677incdir_default='${prefix}/include'
1678libdir_default='${prefix}/lib'
1679mandir_default='${prefix}/share/man'
1680shlibdir_default="$libdir_default"
8a608357
MR
1681
1682# toolchain
121d78d0 1683ar_default="ar"
13c7df3d 1684cc_default="gcc"
9da6609f 1685host_cc_default="gcc"
11e6d03a 1686ln_s="ln -sf"
89641463 1687nm_default="nm"
11e6d03a 1688objformat="elf"
3f8040db 1689pkg_config_default=pkg-config
be7109c1 1690ranlib="ranlib"
11e6d03a 1691yasmexe="yasm"
8a608357 1692
8182dc34 1693nm_opts='-g'
3e0b1c9a 1694nogas=":"
8182dc34 1695
8a608357 1696# machine
8d4c00ed 1697arch_default=$(uname -m)
38d0a8aa 1698cpu="generic"
8a608357 1699
8a608357 1700# OS
8d4c00ed
MR
1701target_os_default=$(tolower $(uname -s))
1702host_os=$target_os_default
8a608357 1703
8a608357 1704# configurable options
055c61b8
DB
1705enable $PROGRAM_LIST
1706
5a0f7131
MR
1707enable avcodec
1708enable avdevice
cccc039f 1709enable avfilter
5a0f7131 1710enable avformat
c8af852b 1711enable avresample
dc4f5a1c 1712enable avutil
3e0b1c9a
DB
1713enable swscale
1714
3e0b1c9a
DB
1715enable asm
1716enable debug
1717enable doc
1718enable fastdiv
497237c7 1719enable network
8400d6b8 1720enable optimizations
8cfbbd92 1721enable safe_bitstream_reader
530dc538 1722enable static
a9ddb5b1 1723enable swscale_alpha
8a608357 1724
8a608357 1725# build settings
9987769a 1726SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1727AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1728LIBPREF="lib"
1729LIBSUF=".a"
c5f14466
RP
1730FULLNAME='$(NAME)$(BUILDSUF)'
1731LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1732SLIBPREF="lib"
1733SLIBSUF=".so"
c5f14466 1734SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1735SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1736SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1737LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1738SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1739SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1740
68485d1f
MR
1741asflags_filter=echo
1742cflags_filter=echo
64933b6c
MR
1743ldflags_filter=echo
1744
23565c26 1745AS_C='-c'
bc877faf 1746AS_O='-o $@'
23565c26 1747CC_C='-c'
18031c49 1748CC_E='-E -o $@'
7e6c86e6 1749CC_O='-o $@'
a758c5e2 1750LD_O='-o $@'
23565c26 1751HOSTCC_C='-c'
a758c5e2 1752HOSTCC_O='-o $@'
7e6c86e6 1753
1d01fee9 1754host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1755host_libs='-lm'
6c3fa06a
MR
1756host_cflags_filter=echo
1757host_ldflags_filter=echo
9da6609f 1758
9b861379 1759target_path='$(CURDIR)'
a7ada2ba 1760
a158446b
MR
1761# since the object filename is not given with the -MM flag, the compiler
1762# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1763DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1764DEPFLAGS='-MM'
315c741d 1765
c597172e 1766# find source path
24524f36 1767if test -f configure; then
f038cf3c 1768 source_path=.
c597172e 1769else
8477f2de 1770 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1771 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1772 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1773 test -e "$source_path/config.h" &&
1774 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1775fi
1776
13cbe2c0 1777for v in "$@"; do
b04251c5
MR
1778 r=${v#*=}
1779 l=${v%"$r"}
1780 r=$(sh_quote "$r")
29ba0911 1781 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1782done
c597172e 1783
73ef8980
MR
1784find_things(){
1785 thing=$1
1786 pattern=$2
1787 file=$source_path/$3
932ccf39 1788 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1789}
1790
1791ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1792DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1793HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1794PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1795BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1796MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1797DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1798OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1799INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1800PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1801FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1802
54e75be4
DB
1803ALL_COMPONENTS="
1804 $BSF_LIST
1805 $DECODER_LIST
1806 $DEMUXER_LIST
1807 $ENCODER_LIST
1808 $FILTER_LIST
1809 $HWACCEL_LIST
1810 $INDEV_LIST
1811 $MUXER_LIST
1812 $OUTDEV_LIST
1813 $PARSER_LIST
1814 $PROTOCOL_LIST
1815"
1816
57442411 1817find_tests(){
b9d5f1b7 1818 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1819}
1820
57442411 1821LAVF_TESTS=$(find_tests lavf)
48c28162 1822LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1823SEEK_TESTS=$(find_tests seek seek_)
57442411 1824
7263cd55 1825ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1826
8469ae22
MR
1827for n in $COMPONENT_LIST; do
1828 v=$(toupper ${n%s})_LIST
1829 eval enable \$$v
1830 eval ${n}_if_any="\$$v"
1831done
1832
54e75be4 1833enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1834
1835die_unknown(){
1836 echo "Unknown option \"$1\"."
1837 echo "See $0 --help for available options."
1838 exit 1
1839}
1840
794f8e97 1841show_list() {
bf0c4afa
RP
1842 suffix=_$1
1843 shift
2b444ea7 1844 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1845 exit 0
1846}
1847
c597172e 1848for opt do
7483e694
DB
1849 optval="${opt#*=}"
1850 case "$opt" in
0f010b2f 1851 --extra-ldflags=*) add_ldflags $optval
7483e694 1852 ;;
0f010b2f 1853 --extra-libs=*) add_extralibs $optval
7483e694 1854 ;;
8fb1cb58 1855 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1856 ;;
40bcf4c7
BL
1857 --enable-debug=*) debuglevel="$optval"
1858 ;;
36e2dea0 1859 --disable-everything)
1b15dc3c 1860 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1861 ;;
7483e694 1862 --enable-*=*|--disable-*=*)
8b93ddc3 1863 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1864 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1865 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1866 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1867 $action $(filter "$name" $list)
7483e694
DB
1868 ;;
1869 --enable-?*|--disable-?*)
5e622c40 1870 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1871 if is_in $option $COMPONENT_LIST; then
fed5d54b 1872 test $action = disable && action=unset
e3773a55
MR
1873 eval $action \$$(toupper ${option%s})_LIST
1874 elif is_in $option $CMDLINE_SELECT; then
1875 $action $option
1876 else
1877 die_unknown $opt
1878 fi
7483e694
DB
1879 ;;
1880 --list-*)
1881 NAME="${opt#--list-}"
1882 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1883 NAME=${NAME%s}
1884 eval show_list $NAME \$$(toupper $NAME)_LIST
1885 ;;
1886 --help|-h) show_help
1887 ;;
1888 *)
884a36a7 1889 optname="${opt%%=*}"
26759c44
MR
1890 optname="${optname#--}"
1891 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1892 if is_in $optname $CMDLINE_SET; then
1893 eval $optname='$optval'
1894 elif is_in $optname $CMDLINE_APPEND; then
1895 append $optname "$optval"
1896 else
1897 die_unknown $opt
1898 fi
7483e694
DB
1899 ;;
1900 esac
c597172e
MR
1901done
1902
bcea99bb
MR
1903disabled logging && logfile=/dev/null
1904
29ba0911 1905echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1906set >> $logfile
1907
9da6609f
MR
1908test -n "$cross_prefix" && enable cross_compile
1909
8d4c00ed
MR
1910if enabled cross_compile; then
1911 test -n "$arch" && test -n "$target_os" ||
1912 die "Must specify target arch and OS when cross-compiling"
1913fi
1914
1915set_default arch target_os
1916
121d78d0 1917ar_default="${cross_prefix}${ar_default}"
11e6d03a 1918cc_default="${cross_prefix}${cc_default}"
20e0ed95 1919nm_default="${cross_prefix}${nm_default}"
3f8040db 1920pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1921ranlib="${cross_prefix}${ranlib}"
adb2b908 1922
c5200f17
MR
1923sysinclude_default="${sysroot}/usr/include"
1924
e0be794a 1925set_default cc nm pkg_config sysinclude
9da6609f
MR
1926enabled cross_compile || host_cc_default=$cc
1927set_default host_cc
13c7df3d 1928
762f95e4
MR
1929if ! $pkg_config --version >/dev/null 2>&1; then
1930 warn "$pkg_config not found, library detection may fail."
1931 pkg_config=false
1932fi
1933
82bb3329
MR
1934exesuf() {
1935 case $1 in
1c69c79f 1936 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1937 esac
1938}
1939
1940EXESUF=$(exesuf $target_os)
1941HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1942
e4e69e0b 1943# set temporary file name
a49d42c2 1944: ${TMPDIR:=$TEMPDIR}
c51fafa1 1945: ${TMPDIR:=$TMP}
a49d42c2 1946: ${TMPDIR:=/tmp}
e4e69e0b 1947
a210bce2 1948if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1949 # simple replacement for missing mktemp
1950 # NOT SAFE FOR GENERAL USE
1951 mktemp(){
09a5c245 1952 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1953 }
1954fi
1955
1956tmpfile(){
1957 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1958 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1959 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1960 append TMPFILES $tmp
1961 eval $1=$tmp
1962}
1963
1964trap 'rm -f -- $TMPFILES' EXIT
54460a83 1965
55127e7b 1966tmpfile TMPASM .asm
3e0b1c9a
DB
1967tmpfile TMPC .c
1968tmpfile TMPE $EXESUF
1969tmpfile TMPH .h
1970tmpfile TMPO .o
1971tmpfile TMPS .S
1972tmpfile TMPSH .sh
1973tmpfile TMPV .ver
54460a83
MR
1974
1975unset -f mktemp
e4e69e0b 1976
fb3c4ffc
MR
1977chmod +x $TMPE
1978
993f2d0f
MR
1979# make sure we can execute files in $TMPDIR
1980cat > $TMPSH 2>> $logfile <<EOF
1981#! /bin/sh
1982EOF
1983chmod +x $TMPSH >> $logfile 2>&1
1984if ! $TMPSH >> $logfile 2>&1; then
1985 cat <<EOF
1986Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1987variable to another directory and make sure that it is not mounted noexec.
1988EOF
1989 die "Sanity test failed."
1990fi
993f2d0f 1991
d0c6d424
MR
1992pgi_flags(){
1993 for flag; do
1994 case $flag in
1995 -fomit-frame-pointer) echo -Mnoframe ;;
1996 -g) echo -gopt ;;
1997 *) echo $flag ;;
1998 esac
1999 done
2000}
2001
2002suncc_flags(){
2003 for flag; do
2004 case $flag in
2005 -march=*|-mcpu=*)
2006 case "${flag#*=}" in
2007 native) echo -xtarget=native ;;
2008 v9|niagara) echo -xarch=sparc ;;
2009 ultrasparc) echo -xarch=sparcvis ;;
2010 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2011 i586|pentium) echo -xchip=pentium ;;
2012 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2013 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2014 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2015 pentium4*) echo -xtarget=pentium4 ;;
2016 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2017 *-sse3) echo -xarch=sse3 ;;
2018 core2) echo -xarch=ssse3 -xchip=core2 ;;
2019 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2020 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2021 k8|opteron|athlon64|athlon-fx)
2022 echo -xarch=sse2a ;;
2023 athlon*) echo -xarch=pentium_proa ;;
2024 esac
2025 ;;
2026 -std=c99) echo -xc99 ;;
2027 -fomit-frame-pointer) echo -xregs=frameptr ;;
2028 -fPIC) echo -KPIC -xcode=pic32 ;;
2029 -W*,*) echo $flag ;;
2030 -f*-*|-W*) ;;
2031 *) echo $flag ;;
2032 esac
2033 done
2034}
2035
2036tms470_flags(){
2037 for flag; do
2038 case $flag in
2039 -march=*|-mcpu=*)
2040 case "${flag#*=}" in
2041 armv7-a|cortex-a*) echo -mv=7a8 ;;
2042 armv7-r|cortex-r*) echo -mv=7r4 ;;
2043 armv7-m|cortex-m*) echo -mv=7m3 ;;
2044 armv6*|arm11*) echo -mv=6 ;;
2045 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2046 echo -mv=5e ;;
2047 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2048 esac
2049 ;;
2050 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2051 -mfpu=vfp) echo --float_support=vfpv2 ;;
2052 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2053 -msoft-float) echo --float_support=vfplib ;;
2054 -O[0-3]|-mf=*) echo $flag ;;
2055 -g) echo -g -mn ;;
2056 -pds=*) echo $flag ;;
ad93dccb
MR
2057 -D*|-I*) echo $flag ;;
2058 --gcc|--abi=*) echo $flag ;;
2059 -me) echo $flag ;;
d0c6d424
MR
2060 esac
2061 done
2062}
2063
a758c5e2
MR
2064probe_cc(){
2065 pfx=$1
2066 _cc=$2
2067
23565c26 2068 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2069 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2070 _flags_filter=echo
2071
2072 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2073 _type=llvm_gcc
2074 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2075 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2076 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2077 _cflags_speed='-O3'
2078 _cflags_size='-Os'
2079 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2080 _type=gcc
2081 gcc_version=$($_cc --version | head -n1)
2082 gcc_basever=$($_cc -dumpversion)
2083 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2084 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2085 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2086 if ! $_cc -dumpversion | grep -q '^2\.'; then
2087 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2088 fi
2089 _cflags_speed='-O3'
2090 _cflags_size='-Os'
2091 elif $_cc --version 2>/dev/null | grep -q Intel; then
2092 _type=icc
2093 _ident=$($_cc --version | head -n1)
2094 _depflags='-MMD'
2095 _cflags_speed='-O3'
2096 _cflags_size='-Os'
2097 _cflags_noopt='-O1'
2098 elif $_cc -v 2>&1 | grep -q xlc; then
2099 _type=xlc
2100 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2101 _cflags_speed='-O5'
2102 _cflags_size='-O5 -qcompact'
2103 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2104 _type=ccc
2105 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2106 _DEPFLAGS='-M'
2107 debuglevel=3
2108 _ldflags='-Wl,-z,now' # calls to libots crash without this
2109 _cflags_speed='-fast'
2110 _cflags_size='-O1'
2111 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2112 test -d "$sysroot" || die "No valid sysroot specified."
2113 _type=armcc
2114 _ident=$($_cc --vsn | head -n1)
2115 armcc_conf="$PWD/armcc.conf"
2116 $_cc --arm_linux_configure \
2117 --arm_linux_config_file="$armcc_conf" \
2118 --configure_sysroot="$sysroot" \
2119 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2120 die "Error creating armcc configuration file."
2121 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2122 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2123 as_default="${cross_prefix}gcc"
2124 _depflags='-MMD'
2125 _cflags_speed='-O3'
2126 _cflags_size='-Os'
2127 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2128 _type=tms470
2129 _ident=$($_cc -version | head -n1 | tr -s ' ')
2130 _flags='--gcc --abi=eabi -me'
2131 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2132 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2133 _cc_o='-fe=$@'
2134 as_default="${cross_prefix}gcc"
2135 ld_default="${cross_prefix}gcc"
2136 _depflags='-ppa -ppd=$(@:.o=.d)'
2137 _cflags_speed='-O3 -mf=5'
2138 _cflags_size='-O3 -mf=2'
2139 _flags_filter=tms470_flags
2140 elif $_cc -v 2>&1 | grep -q clang; then
2141 _type=clang
2142 _ident=$($_cc --version | head -n1)
2143 _depflags='-MMD'
2144 _cflags_speed='-O3'
2145 _cflags_size='-Os'
2146 elif $_cc -V 2>&1 | grep -q Sun; then
2147 _type=suncc
2148 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2149 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2150 _DEPFLAGS='-xM1'
2151 _ldflags='-std=c99'
2152 _cflags_speed='-O5'
2153 _cflags_size='-O5 -xspace'
2154 _flags_filter=suncc_flags
2155 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2156 _type=pathscale
2157 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2158 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2159 _cflags_speed='-O2'
2160 _cflags_size='-Os'
2161 _flags_filter='filter_out -Wdisabled-optimization'
2162 elif $_cc -v 2>&1 | grep -q Open64; then
2163 _type=open64
2164 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2165 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2166 _cflags_speed='-O2'
2167 _cflags_size='-Os'
2168 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2169 elif $_cc -V 2>&1 | grep -q Portland; then
2170 _type=pgi
2171 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2172 opt_common='-alias=ansi -Mlre -Mpre'
2173 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2174 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2175 _cflags_noopt="-O1"
2176 _flags_filter=pgi_flags
aef6bd1b 2177 fi
a758c5e2
MR
2178
2179 eval ${pfx}_type=\$_type
2180 eval ${pfx}_ident=\$_ident
2181}
2182
2183set_ccvars(){
23565c26 2184 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2185 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2186 eval ${1}_O=\${_cc_o-\${${1}_O}}
2187
2188 if [ -n "$_depflags" ]; then
2189 eval ${1}_DEPFLAGS=\$_depflags
2190 else
2191 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2192 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2193 eval DEP${1}FLAGS=\$_flags
2194 fi
2195}
2196
2197probe_cc cc "$cc"
2198cflags_filter=$_flags_filter
2199cflags_speed=$_cflags_speed
2200cflags_size=$_cflags_size
2201cflags_noopt=$_cflags_noopt
2202add_cflags $_flags $_cflags
2203cc_ldflags=$_ldflags
2204set_ccvars CC
2205
2206probe_cc hostcc "$host_cc"
2207host_cflags_filter=$_flags_filter
2208host_ldflags_filter=$_flags_filter
2209add_host_cflags $_flags $_cflags
2210add_host_ldflags $_flags $_ldflags
2211set_ccvars HOSTCC
629687f6 2212
851ffa80
MR
2213test -n "$cc_type" && enable $cc_type ||
2214 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2215
75bafbac 2216: ${as_default:=$cc}
50567afa 2217: ${dep_cc_default:=$cc}
684b28e0 2218: ${ld_default:=$cc}
121d78d0 2219set_default ar as dep_cc ld
75800dce 2220
a758c5e2
MR
2221probe_cc as "$as"
2222asflags_filter=$_flags_filter
2223add_asflags $_flags $_cflags
2224set_ccvars AS
2225
2226probe_cc ld "$ld"
2227ldflags_filter=$_flags_filter
2228add_ldflags $_flags $_ldflags
2229test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2230LD_O=${_cc_o-$LD_O}
2231
2232if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2233 probe_cc depcc "$dep_cc"
2234 CCDEP=${_DEPCMD:-$DEPCMD}
2235 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2236 DEPCCFLAGS=$_flags
2237fi
07dec06e 2238
7f32f40c 2239add_cflags $extra_cflags
2f2e6c7c 2240add_asflags $extra_cflags
7f32f40c 2241
154d432c
MR
2242if test -n "$sysroot"; then
2243 case "$cc_type" in
00ba041c 2244 gcc|llvm_gcc|clang)
467256f2 2245 add_cppflags --sysroot="$sysroot"
154d432c
MR
2246 add_ldflags --sysroot="$sysroot"
2247 ;;
6fec122a
MR
2248 tms470)
2249 add_cppflags -I"$sysinclude"
2250 add_ldflags --sysroot="$sysroot"
2251 ;;
154d432c
MR
2252 esac
2253fi
2254
d22c13a8
MR
2255if test "$cpu" = host; then
2256 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2257
2258 case "$cc_type" in
613a4e3f 2259 gcc|llvm_gcc)
d22c13a8
MR
2260 check_native(){
2261 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2262 sed -n "/cc1.*$1=/{
27ce1be8
MR
2263 s/.*$1=\\([^ ]*\\).*/\\1/
2264 p
2265 q
2266 }" $TMPE
d22c13a8
MR
2267 }
2268 cpu=$(check_native -march || check_native -mcpu)
2269 ;;
2270 esac
2271
2272 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2273fi
2274
e939cedd
MR
2275# Deal with common $arch aliases
2276case "$arch" in
2277 arm*)
2278 arch="arm"
2279 ;;
2280 mips|mipsel|IP*)
2281 arch="mips"
2282 ;;
47b1860e 2283 mips64*)
e939cedd
MR
2284 arch="mips"
2285 subarch="mips64"
2286 ;;
2287 parisc|hppa)
2288 arch="parisc"
2289 ;;
2290 parisc64|hppa64)
2291 arch="parisc"
2292 subarch="parisc64"
2293 ;;
2294 "Power Macintosh"|ppc|powerpc)
2295 arch="ppc"
2296 ;;
47b1860e 2297 ppc64|powerpc64)
e939cedd
MR
2298 arch="ppc"
2299 subarch="ppc64"
2300 ;;
2301 s390|s390x)
2302 arch="s390"
2303 ;;
2304 sh4|sh)
2305 arch="sh4"
2306 ;;
2307 sun4u|sparc64)
2308 arch="sparc"
2309 subarch="sparc64"
2310 ;;
d33ed7b3 2311 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2312 arch="x86"
2313 ;;
2314esac
2315
851ffa80 2316is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2317enable $arch
e939cedd 2318
df5cdc24 2319# Add processor-specific flags
5d54c126
MR
2320if test "$cpu" = generic; then
2321 : do nothing
2322elif enabled ppc; then
343aef9b 2323
56348891
MR
2324 case $(tolower $cpu) in
2325 601|ppc601|powerpc601)
9dbd5c3d 2326 cpuflags="-mcpu=601"
64ad53ff 2327 disable altivec
9dbd5c3d 2328 ;;
56348891 2329 603*|ppc603*|powerpc603*)
9dbd5c3d 2330 cpuflags="-mcpu=603"
64ad53ff 2331 disable altivec
9dbd5c3d 2332 ;;
56348891 2333 604*|ppc604*|powerpc604*)
9dbd5c3d 2334 cpuflags="-mcpu=604"
64ad53ff 2335 disable altivec
9dbd5c3d 2336 ;;
56348891 2337 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2338 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2339 disable altivec
9dbd5c3d 2340 ;;
56348891 2341 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2342 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2343 ;;
56348891 2344 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2345 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2346 ;;
313f9fbf 2347 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2348 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2349 ;;
313f9fbf
SM
2350 power[3-7]*)
2351 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2352 ;;
56348891 2353 cell)
9dbd5c3d
MR
2354 cpuflags="-mcpu=cell"
2355 enable ldbrx
2356 ;;
7b0b81a1
AL
2357 e500v2)
2358 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2359 disable altivec
2360 ;;
2361 e500)
2362 cpuflags="-mcpu=8540 -mhard-float"
2363 disable altivec
2364 ;;
9dbd5c3d 2365 esac
343aef9b
MR
2366
2367elif enabled x86; then
2368
9dbd5c3d
MR
2369 case $cpu in
2370 i[345]86|pentium)
2371 cpuflags="-march=$cpu"
2372 disable mmx
2373 ;;
2374 # targets that do NOT support conditional mov (cmov)
2375 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2376 cpuflags="-march=$cpu"
2377 disable cmov
2378 ;;
2379 # targets that do support conditional mov (cmov)
9ddf1b1a 2380 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2381 cpuflags="-march=$cpu"
2382 enable cmov
2383 enable fast_cmov
2384 ;;
2385 # targets that do support conditional mov but on which it's slow
2386 pentium4|pentium4m|prescott|nocona)
2387 cpuflags="-march=$cpu"
2388 enable cmov
2389 disable fast_cmov
2390 ;;
2391 esac
343aef9b
MR
2392
2393elif enabled sparc; then
2394
9dbd5c3d 2395 case $cpu in
26b7199e
MK
2396 niagara)
2397 cpuflags="-mcpu=$cpu"
2398 disable vis
2399 ;;
9dbd5c3d
MR
2400 sparc64)
2401 cpuflags="-mcpu=v9"
2402 ;;
2403 esac
343aef9b
MR
2404
2405elif enabled arm; then
2406
34ba23c9
MR
2407 case $cpu in
2408 armv*)
2409 cpuflags="-march=$cpu"
c2eae137 2410 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2411 ;;
2412 *)
2413 cpuflags="-mcpu=$cpu"
c2eae137
MR
2414 case $cpu in
2415 cortex-a*) subarch=armv7a ;;
2416 cortex-r*) subarch=armv7r ;;
9e19704a 2417 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2418 arm11*) subarch=armv6 ;;
2419 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2420 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2421 esac
34ba23c9
MR
2422 ;;
2423 esac
343aef9b
MR
2424
2425elif enabled alpha; then
2426
34ba23c9 2427 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2428
2429elif enabled bfin; then
2430
34ba23c9 2431 cpuflags="-mcpu=$cpu"
343aef9b
MR
2432
2433elif enabled mips; then
2434
34ba23c9 2435 cpuflags="-march=$cpu"
343aef9b
MR
2436
2437elif enabled avr32; then
2438
9dbd5c3d
MR
2439 case $cpu in
2440 ap7[02]0[0-2])
2441 subarch="avr32_ap"
2442 cpuflags="-mpart=$cpu"
2443 ;;
2444 ap)
2445 subarch="avr32_ap"
2446 cpuflags="-march=$cpu"
2447 ;;
2448 uc3[ab]*)
2449 subarch="avr32_uc"
2450 cpuflags="-mcpu=$cpu"
2451 ;;
2452 uc)
2453 subarch="avr32_uc"
2454 cpuflags="-march=$cpu"
2455 ;;
2456 esac
df5cdc24 2457
343aef9b
MR
2458fi
2459
df5cdc24
MR
2460add_cflags $cpuflags
2461add_asflags $cpuflags
2462
993f2d0f
MR
2463# compiler sanity check
2464check_exec <<EOF
2465int main(void){ return 0; }
2466EOF
2467if test "$?" != 0; then
2468 echo "$cc is unable to create an executable file."
2469 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2470 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2471 echo "Only do this if you know what cross compiling means."
2472 fi
2473 die "C compiler test failed."
2474fi
2475
046f081b 2476add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2477check_cflags -std=c99
50a334e4 2478check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2479#include <stdlib.h>
2480EOF
50a334e4 2481check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2482#include <stdlib.h>
2483EOF
e9b9a2f8 2484
f0125de9 2485check_host_cflags -std=c99
0a6db2a2 2486check_host_cflags -Wall
f0125de9 2487
b24dbcbd 2488case "$arch" in
e939cedd 2489 alpha|ia64|mips|parisc|sparc)
8a3c8627 2490 spic=$shared
b24dbcbd 2491 ;;
e939cedd 2492 x86)
cfdb6148 2493 subarch="x86_32"
5adc829e 2494 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2495 if test "$subarch" = "x86_64"; then
e939cedd 2496 spic=$shared
de27f4d9 2497 fi
b24dbcbd 2498 ;;
b24dbcbd
RP
2499esac
2500
343aef9b 2501enable $subarch
8a3c8627 2502enabled spic && enable pic
b24dbcbd 2503
7483e694 2504# OS specific
4f854758 2505case $target_os in
a1629e28 2506 haiku)
63ae7e7c 2507 prefix_default="/boot/common"
108caaaa 2508 network_extralibs="-lnetwork"
f59c4bd6 2509 host_libs=
a1629e28 2510 ;;
7483e694 2511 sunos)
4d58e4cb 2512 AVSERVERLDFLAGS=""
9987769a 2513 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2514 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2515 network_extralibs="-lsocket -lnsl"
779222db 2516 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2517 # When using suncc to build, the Solaris linker will mark
2518 # an executable with each instruction set encountered by
2519 # the Solaris assembler. As our libraries contain their own
2520 # guards for processor-specific code, instead suppress
2521 # generation of the HWCAPS ELF section on Solaris x86 only.
2522 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2523 nm_opts='-P -g'
7483e694
DB
2524 ;;
2525 netbsd)
a1e4b3f6 2526 disable symver
07a8eef6
MR
2527 oss_indev_extralibs="-lossaudio"
2528 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2529 ;;
2530 openbsd)
7c4a001a 2531 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2532 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2533 # however the generated executable will not do anything
2534 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2535 # Thus explicitly enable PIC here.
cd78208b 2536 enable pic
a1e4b3f6 2537 disable symver
7483e694 2538 SHFLAGS='-shared'
07a8eef6
MR
2539 oss_indev_extralibs="-lossaudio"
2540 oss_outdev_extralibs="-lossaudio"
7483e694 2541 ;;
a1e4b3f6 2542 dragonfly)
a1e4b3f6
MR
2543 disable symver
2544 ;;
2545 freebsd)
7483e694
DB
2546 ;;
2547 bsd/os)
355d81df 2548 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2549 ;;
2550 darwin)
301ab19d 2551 gas="gas-preprocessor.pl $cc"
e08b8239 2552 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2553 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2554 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2555 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2556 SLIBSUF=".dylib"
2557 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2558 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2559 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2560 objformat="macho"
1b0f6fb8 2561 enabled x86_64 && objformat="macho64"
8dfa86f7 2562 enabled_any pic shared ||
2704bd1a 2563 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2564 ;;
2565 mingw32*)
9d3f4f50 2566 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2567 disable network
2568 else
2569 target_os=mingw32
2570 fi
dcc01c06 2571 LIBTARGET=i386
1fc9fb8a 2572 if enabled x86_64; then
417516f6 2573 LIBTARGET="i386:x86-64"
336cc1b0 2574 elif enabled arm; then
15c5156d 2575 LIBTARGET=arm-wince
dcc01c06 2576 fi
fbd971a4 2577 shlibdir_default="$bindir_default"
7483e694
DB
2578 SLIBPREF=""
2579 SLIBSUF=".dll"
7483e694
DB
2580 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2581 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2582 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2583 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2584 SLIB_INSTALL_LINKS=
2585 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2586 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2587 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 2588 objformat="win32"
ec10a9ab 2589 dlltool="${cross_prefix}dlltool"
bc574408 2590 enable dos_paths
1894e741 2591 check_cflags -fno-common
e26011d0
RP
2592 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2593 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2594 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2595 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2596 ;;
2597 cygwin*)
4f854758 2598 target_os=cygwin
fbd971a4 2599 shlibdir_default="$bindir_default"
7483e694
DB
2600 SLIBPREF="cyg"
2601 SLIBSUF=".dll"
2602 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2603 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2604 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2605 SLIB_INSTALL_LINKS=
2606 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2607 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2608 objformat="win32"
bc574408 2609 enable dos_paths
1894e741 2610 check_cflags -fno-common
a7a187a1 2611 add_cppflags -U__STRICT_ANSI__
7483e694 2612 ;;
4f365f37 2613 *-dos|freedos|opendos)
4f365f37 2614 network_extralibs="-lsocket"
ff1c015d 2615 objformat="coff"
bc574408 2616 enable dos_paths
a7a187a1 2617 add_cppflags -U__STRICT_ANSI__
4f365f37 2618 ;;
7483e694 2619 linux)
046f081b 2620 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2621 enable dv1394
2622 ;;
2623 irix*)
4f854758 2624 target_os=irix
7483e694
DB
2625 ranlib="echo ignoring ranlib"
2626 ;;
d22e8442 2627 os/2*)
d22e8442 2628 ln_s="cp -f"
9297f1ed 2629 objformat="aout"
e14574eb 2630 add_cppflags -D_GNU_SOURCE
355d81df 2631 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2632 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2633 AVSERVERLDFLAGS=""
287d3b13 2634 LIBSUF="_s.a"
d22e8442
DY
2635 SLIBPREF=""
2636 SLIBSUF=".dll"
2637 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2638 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2639 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2640 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2641 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2642 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2643 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2644 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2645 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2646 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2647 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2648 enable dos_paths
d22e8442 2649 ;;
83993c1c 2650 gnu/kfreebsd)
c1f54478 2651 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2652 ;;
34e82167 2653 gnu)
f60d1366 2654 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2655 ;;
d33ed7b3
MR
2656 qnx)
2657 add_cppflags -D_QNX_SOURCE
2658 network_extralibs="-lsocket"
2659 ;;
1c69c79f
MS
2660 symbian)
2661 SLIBSUF=".dll"
2662 enable dos_paths
e3bc07f4
MS
2663 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2664 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2665 add_ldflags -Wl,--target1-abs,--no-undefined \
2666 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2667 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2668 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2669 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2670 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2671 ;;
614d8911
MR
2672 none)
2673 ;;
7483e694 2674 *)
4f924f9a 2675 die "Unknown OS '$target_os'."
7483e694
DB
2676 ;;
2677esac
2678
6555acad
MR
2679esc(){
2680 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2681}
2682
2683echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2684
13cb2187
AS
2685check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2686
c9d19248
MR
2687set_default $PATHS_LIST
2688
320d060a 2689# we need to build at least one lib type
93b3c083 2690if ! enabled_any static shared; then
320d060a
DB
2691 cat <<EOF
2692At least one library type must be built.
2693Specify --enable-static to build the static libraries or --enable-shared to
2694build the shared libraries as well. To only build the shared libraries specify
2695--disable-static in addition to --enable-shared.
2696EOF
2697 exit 1;
2698fi
2699
2184c6f7 2700die_license_disabled() {
4c27207c 2701 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2702}
2703
e417d80d 2704die_license_disabled gpl libcdio
2184c6f7 2705die_license_disabled gpl libx264
de295976 2706die_license_disabled gpl libxavs
2184c6f7 2707die_license_disabled gpl libxvid
2184c6f7
DB
2708die_license_disabled gpl x11grab
2709
2f7ae63b 2710die_license_disabled nonfree libfaac
87246953 2711die_license_disabled nonfree libfdk_aac
a060866f 2712die_license_disabled nonfree openssl
b2e3c528 2713
0b175caa
DB
2714die_license_disabled version3 libopencore_amrnb
2715die_license_disabled version3 libopencore_amrwb
d89e738a 2716die_license_disabled version3 libvo_aacenc
f502ff3f 2717die_license_disabled version3 libvo_amrwbenc
0b175caa 2718
9cad0e4e 2719enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2720
40617a6d 2721disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2722
e276d9e8
MR
2723enable_pic() {
2724 enable pic
bce7b696
MR
2725 add_cppflags -DPIC
2726 add_cflags -fPIC
2727 add_asflags -fPIC
e276d9e8
MR
2728}
2729
2730enabled pic && enable_pic
bce7b696 2731
b4d96ba2
MR
2732check_cc <<EOF || die "Symbol mangling check failed."
2733int ff_extern;
2734EOF
8182dc34 2735sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2736extern_prefix=${sym%%ff_extern*}
2737
f65883c8
MR
2738check_cc <<EOF && enable inline_asm
2739void foo(void) { __asm__ volatile ("" ::); }
2740EOF
61d251db 2741
df5e3978
MR
2742_restrict=
2743for restrict_keyword in restrict __restrict__ __restrict; do
2744 check_cc <<EOF && _restrict=$restrict_keyword && break
2745void foo(char * $restrict_keyword p);
2746EOF
2747done
2748
2749check_cc <<EOF && enable attribute_packed
2750struct { int x; } __attribute__((packed)) x;
2751EOF
2752
dffb41b9
MR
2753check_cc <<EOF && enable attribute_may_alias
2754union { int x; } __attribute__((may_alias)) x;
2755EOF
2756
df5e3978
MR
2757check_cc <<EOF || die "endian test failed"
2758unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2759EOF
48fc536a 2760od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2761
e939cedd
MR
2762if enabled alpha; then
2763
2764 check_cflags -mieee
2765
2766elif enabled arm; then
e45391bb 2767
8986fddc 2768 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2769 nogas=die
50fa82e6 2770
44caaa56
MR
2771 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2772 enable vfp_args
2773 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2774 case "${cross_prefix:-$cc}" in
2775 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2776 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2777__asm__ (".eabi_attribute 28, 1");
2778int main(void) { return 0; }
2779EOF
44caaa56
MR
2780 esac
2781 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2782 fi
fa0912fe 2783
fa0912fe
MR
2784 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2785 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2786 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2787 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2788 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2789 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2790
6308729e
MR
2791 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2792
e276d9e8
MR
2793 enabled_all armv6t2 shared !pic && enable_pic
2794
fa0912fe 2795elif enabled mips; then
e45391bb 2796
fa0912fe
MR
2797 check_asm loongson '"dmult.g $1, $2, $3"'
2798 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2799
fa0912fe 2800elif enabled ppc; then
e45391bb 2801
e6a0c354
MR
2802 enable local_aligned_8 local_aligned_16
2803
135448fa 2804 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2805 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2806 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2807 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2808
2809 # AltiVec flags: The FSF version of GCC differs from the Apple version
2810 if enabled altivec; then
301ab19d 2811 nogas=warn
fa0912fe
MR
2812 check_cflags -maltivec -mabi=altivec &&
2813 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2814 check_cflags -faltivec
2815
2816 # check if our compiler supports Motorola AltiVec C API
2817 check_cc <<EOF || disable altivec
2818$inc_altivec_h
2819int main(void) {
2820 vector signed int v1, v2, v3;
2821 v1 = vec_add(v2,v3);
2822 return 0;
2823}
2824EOF
2825
2826 # check if our compiler supports braces for vector declarations
2827 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2828$inc_altivec_h
2829int main (void) { (vector int) {1}; return 0; }
2830EOF
2831 fi
e45391bb 2832
fa0912fe 2833elif enabled sparc; then
e45391bb 2834
fa0912fe
MR
2835 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2836 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2837
fa0912fe 2838elif enabled x86; then
e45391bb 2839
3f150ffb 2840 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2841 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2842 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2843 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2844
f80ddd5b
RB
2845 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2846
e6a0c354
MR
2847 enable local_aligned_8 local_aligned_16
2848
44965991
PI
2849 # check whether EBP is available on x86
2850 # As 'i' is stored on the stack, this program will crash
2851 # if the base pointer is used to access it because the
2852 # base pointer is cleared in the inline assembly code.
7dfef245 2853 check_exec_crash <<EOF && enable ebp_available
44965991 2854 volatile int i=0;
be449fca 2855 __asm__ volatile (
44965991
PI
2856 "xorl %%ebp, %%ebp"
2857 ::: "%ebp");
2858 return i;
44965991
PI
2859EOF
2860
f494213c 2861 # check whether EBX is available on x86
7cee5421
MR
2862 check_asm ebx_available '""::"b"(0)' &&
2863 check_asm ebx_available '"":::"%ebx"'
8e380710 2864
6f74fb03
RP
2865 # check whether xmm clobbers are supported
2866 check_asm xmm_clobbers '"":::"%xmm0"'
2867
239fdf1b 2868 # check whether binutils is new enough to compile SSSE3/MMXEXT
940f335a 2869 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
239fdf1b 2870 enabled mmxext && check_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2871
9cca1e40 2872 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2873 if check_cmd $yasmexe --version; then
2874 enabled x86_64 && yasm_extra="-m amd64"
2875 yasm_debug="-g dwarf2"
2876 elif check_cmd nasm -v; then
2877 yasmexe=nasm
2878 yasm_debug="-g -F dwarf"
2879 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2880 fi
2881
2882 YASMFLAGS="-f $objformat $yasm_extra"
2883 enabled pic && append YASMFLAGS "-DPIC"
2884 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2885 case "$objformat" in
2886 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2887 esac
2888
48545a8f 2889 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2890 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2891 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2892 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2893 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2894 fi
e45391bb 2895
669b5583
MR
2896 case "$cpu" in
2897 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2898 disable fast_clz
2899 ;;
2900 esac
2901
44965991
PI
2902fi
2903
301ab19d
MR
2904if enabled asm; then
2905 as=${gas:=$as}
2906 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2907 $nogas "GNU assembler not found, install gas-preprocessor"
2908fi
2909
4a7e068b
MR
2910check_ldflags -Wl,--as-needed
2911
a98bb16d
RP
2912if check_func dlopen; then
2913 ldl=
2914elif check_func dlopen -ldl; then
2915 ldl=-ldl
8bf5d58f
MN
2916fi
2917
54fe299b
DV
2918if enabled network; then
2919 check_type "sys/types.h sys/socket.h" socklen_t
2920 check_type netdb.h "struct addrinfo"
75d339e0
MS
2921 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2922 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2923 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2924 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2925 check_type poll.h "struct pollfd"
54fe299b
DV
2926 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2927 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2928 check_header netinet/sctp.h
f06dee77 2929 check_func getaddrinfo $network_extralibs
54fe299b
DV
2930 # Prefer arpa/inet.h over winsock2
2931 if check_header arpa/inet.h ; then
2932 check_func closesocket
2933 elif check_header winsock2.h ; then
47876d66
DB
2934 check_func_headers winsock2.h closesocket -lws2 &&
2935 network_extralibs="-lws2" ||
2936 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2937 network_extralibs="-lws2_32"; }
f06dee77 2938 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2939 check_type ws2tcpip.h socklen_t
2940 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2941 check_type ws2tcpip.h "struct group_source_req"
2942 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2943 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2944 check_type winsock2.h "struct pollfd"
54fe299b
DV
2945 check_type ws2tcpip.h "struct sockaddr_in6"
2946 check_type ws2tcpip.h "struct sockaddr_storage"
2947 check_struct winsock2.h "struct sockaddr" sa_len
2948 else
2949 disable network
2950 fi
2951fi
2952
75ecf149
DB
2953# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2954check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2955
534a2231 2956check_func fcntl
7483e694
DB
2957check_func fork
2958check_func gethrtime
667fb97a 2959check_func getopt
7483e694 2960check_func getrusage
fc5607f8 2961check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2962check_func gettimeofday
094c09bb 2963check_func inet_aton $network_extralibs
abfc8d05 2964check_func isatty
a5b64584 2965check_func localtime_r
4ae40685 2966check_func ${malloc_prefix}memalign && enable memalign
7483e694 2967check_func mkstemp
0328b9ea 2968check_func mmap
4ae40685 2969check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2970check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2971check_func setrlimit
87958234 2972check_func strerror_r
6379900c 2973check_func strptime
47941088 2974check_func strtok_r
ea4d5f48 2975check_func sched_getaffinity
bcc73960 2976check_func sysconf
b9e22269 2977check_func sysctl
d3d3a32c 2978check_func usleep
b507ebd1 2979check_func_headers io.h setmode
b4675d0f 2980check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2981check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2982check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2983check_func_headers windows.h GetProcessTimes
61183b5a 2984check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2985check_func_headers windows.h MapViewOfFile
d3d3a32c 2986check_func_headers windows.h Sleep
7c5bfe7a 2987check_func_headers windows.h VirtualAlloc
6ffa87d3 2988
a98bb16d 2989check_header dlfcn.h
fa845061 2990check_header dxva.h
92c6a099 2991check_header dxva2api.h
3b1ab197 2992check_header io.h
a98bb16d 2993check_header malloc.h
bf6ce82d 2994check_header poll.h
b58412f1 2995check_header sys/mman.h
06bb5905 2996check_header sys/param.h
b091aa44 2997check_header sys/resource.h
bf6ce82d 2998check_header sys/select.h
e64bceea 2999check_header sys/time.h
542920b7 3000check_header unistd.h
272081b0
CEH
3001check_header vdpau/vdpau.h
3002check_header vdpau/vdpau_x11.h
d3d3a32c 3003check_header windows.h
68178ca9 3004check_header X11/extensions/XvMClib.h
a98bb16d 3005
a4fa192c 3006disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3007disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3008
ff3755cb
JG
3009if ! disabled w32threads && ! enabled pthreads; then
3010 check_func _beginthreadex && enable w32threads
3011fi
3012
57bd82d4
MR
3013# check for some common methods of building with pthread support
3014# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3015if ! disabled pthreads && ! enabled w32threads; then
3016 enable pthreads
9e7fd101
MR
3017 if check_func pthread_create; then
3018 :
3019 elif check_func pthread_create -pthread; then
3020 add_cflags -pthread
afc9aee2 3021 add_extralibs -pthread
9e7fd101
MR
3022 elif check_func pthread_create -pthreads; then
3023 add_cflags -pthreads
afc9aee2 3024 add_extralibs -pthreads
8d94f606
GT
3025 elif check_func pthread_create -lpthreadGC2; then
3026 add_extralibs -lpthreadGC2
9e7fd101 3027 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3028 disable pthreads
9e7fd101 3029 fi
57bd82d4
MR
3030fi
3031
8eee7025 3032for thread in $THREADS_LIST; do
e5f94c2b 3033 if enabled $thread; then
3ae3b721
RP
3034 test -n "$thread_type" &&
3035 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3036 thread_type="$thread"
e5f94c2b
RP
3037 fi
3038done
3039
50f7c296 3040check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3041enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3042
15333562 3043check_mathfunc cbrtf
645d2652
MR
3044check_mathfunc exp2
3045check_mathfunc exp2f
46df708b
MS
3046check_mathfunc isinf
3047check_mathfunc isnan
645d2652 3048check_mathfunc llrint
07876e25 3049check_mathfunc llrintf
645d2652
MR
3050check_mathfunc log2
3051check_mathfunc log2f
3052check_mathfunc lrint
3053check_mathfunc lrintf
183b1c22 3054check_mathfunc rint
645d2652
MR
3055check_mathfunc round
3056check_mathfunc roundf
23d3931a 3057check_mathfunc trunc
645d2652 3058check_mathfunc truncf
f32adb22 3059
57bd82d4 3060# these are off by default, so fail if requested and not available
a1b3c5a3 3061enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3062enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3063enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3064enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3065enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3066enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3067enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3068enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3069enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3070enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3071enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3072enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3073enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3074enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3075enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3076enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3077enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3078enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3079enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3080enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3081enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3082enabled libvpx && {
3083 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3084 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3085 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3086 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3087enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3088 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3089 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3090enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3091enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3092enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3093 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3094 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3095 die "ERROR: openssl not found"; }
8ac17293 3096
acd554c1
SP
3097if enabled gnutls; then
3098 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3099 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3100fi
3101
0b4a1821
AS
3102# libdc1394 check
3103if enabled libdc1394; then
3104 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3105 enable libdc1394_2; } ||
3106 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3107 enable libdc1394_1; } ||
3108 die "ERROR: No version of libdc1394 found "
3109fi
3110
9bd41bb1 3111if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3112 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3113 enable sdl &&
3114 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3115fi
57bd82d4 3116
2270b4b2 3117texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3118
c6f95144 3119check_header linux/fb.h
06e31011 3120check_header linux/videodev2.h
a6a4793d
LB
3121check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3122
1b6e8b73 3123check_header sys/videoio.h
47f38850 3124
27796dc3 3125check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3126# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3127# w32api 3.12 had it defined wrong
3128check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3129
f8aa696f 3130# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3131{ check_header dev/bktr/ioctl_meteor.h &&
3132 check_header dev/bktr/ioctl_bt848.h; } ||
3133{ check_header machine/ioctl_meteor.h &&
3134 check_header machine/ioctl_bt848.h; } ||
3135{ check_header dev/video/meteor/ioctl_meteor.h &&
3136 check_header dev/video/bktr/ioctl_bt848.h; } ||
3137check_header dev/ic/bt8xx.h
f8aa696f 3138
15d59d2c 3139check_header sndio.h
c7682de0
RP
3140check_header sys/soundcard.h
3141check_header soundcard.h
deb29777 3142
b6f3d925 3143enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3144
8772997d
SM
3145enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3146 check_func jack_port_get_latency_range -ljack
80ff8a16 3147
15d59d2c
B
3148enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3149
e417d80d
AK
3150enabled libcdio &&
3151 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3152
4a584eda
JA
3153enabled x11grab &&
3154require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3155require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3156require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3157
ac3dbb4d
SZ
3158# check for VDA header
3159if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3160 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3161fi
3162
598ef02b 3163if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3164check_cpp_condition \
3165 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3166 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3167 disable vdpau; }
abf649c7 3168fi
deda2a4a 3169
95e561ec 3170enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3171
3172# add some useful compiler flags if supported
3173check_cflags -Wdeclaration-after-statement
dcd479c0 3174check_cflags -Wall
440e3b2f 3175check_cflags -Wno-parentheses
dcd479c0 3176check_cflags -Wno-switch
b36518dc 3177check_cflags -Wno-format-zero-length
c07bd6a9
MN
3178check_cflags -Wdisabled-optimization
3179check_cflags -Wpointer-arith
3180check_cflags -Wredundant-decls
cc1fb623 3181check_cflags -Wno-pointer-sign
f4929996 3182check_cflags -Wcast-qual
9aceb3cf 3183check_cflags -Wwrite-strings
652a5bf6 3184check_cflags -Wtype-limits
764551c6 3185check_cflags -Wundef
fc298fd9 3186check_cflags -Wmissing-prototypes
c2ed91de 3187check_cflags -Wstrict-prototypes
5af4e0cc 3188enabled extra_warnings && check_cflags -Winline
cf9d24ad 3189
57bd82d4 3190# add some linker flags
5c0e9479 3191check_ldflags -Wl,--warn-common
3510a133 3192check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3193test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3194
47876d66 3195enabled xmm_clobber_test &&
7e4d9d5d
RB
3196 check_ldflags -Wl,--wrap,avcodec_open2 \
3197 -Wl,--wrap,avcodec_decode_audio4 \
3198 -Wl,--wrap,avcodec_decode_video2 \
3199 -Wl,--wrap,avcodec_decode_subtitle2 \
3200 -Wl,--wrap,avcodec_encode_audio2 \
3201 -Wl,--wrap,avcodec_encode_video \
3202 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3203 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3204 disable xmm_clobber_test
3205
a482e61b 3206echo "X{};" > $TMPV
b462d132 3207if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3208 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3209 check_cc <<EOF && enable symver_asm_label
3210void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3211void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3212EOF
3213 check_cc <<EOF && enable symver_gnu_asm
3214__asm__(".symver ff_foo,av_foo@VERSION");
3215void ff_foo(void) {}
3216EOF
3217fi
a482e61b 3218
9cd7b854
MR
3219if [ -n "$optflags" ]; then
3220 add_cflags $optflags
3221elif enabled small; then
01d31e16 3222 add_cflags $cflags_size
8400d6b8 3223elif enabled optimizations; then
01d31e16 3224 add_cflags $cflags_speed
b05394a0 3225else
01d31e16 3226 add_cflags $cflags_noopt
cddf3f45 3227fi
11fdbc44 3228check_cflags -fno-math-errno
b2eb2ff0 3229check_cflags -fno-signed-zeros
cddf3f45 3230
629687f6 3231if enabled icc; then
b1598b58
MR
3232 # Just warnings, no remarks
3233 check_cflags -w1
3234 # -wd: Disable following warnings
3235 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3236 # 1292: attribute "foo" ignored
88de5b0a 3237 # 1419: external declaration in primary source file
b1598b58 3238 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3239 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3240 # 10156: ignoring option '-W'; no argument required
88de5b0a