doc: cygwin: Update list of FATE package requirements
[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
ec9d2c15 1080 asm_mod_q
6308729e 1081 asm_mod_y
dffb41b9 1082 attribute_may_alias
e7ea5e3d 1083 attribute_packed
15333562 1084 cbrtf
ecf97f22 1085 closesocket
1ac9331a 1086 cmov
c0ee695b 1087 cpuid
180d43bc 1088 cpunop
c88f5d72 1089 dcbzl
f8aa696f
DB
1090 dev_bktr_ioctl_bt848_h
1091 dev_bktr_ioctl_meteor_h
1092 dev_ic_bt8xx_h
f8aa696f 1093 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1094 dev_video_meteor_ioctl_meteor_h
18b67ae5 1095 dlfcn_h
c88f5d72 1096 dlopen
bc574408 1097 dos_paths
fa845061 1098 dxva_h
245626d0
DB
1099 ebp_available
1100 ebx_available
6b7c7703
VS
1101 exp2
1102 exp2f
c2a29455 1103 fast_64bit
669b5583 1104 fast_clz
7073e9fc 1105 fast_cmov
534a2231 1106 fcntl
9d99cc5a 1107 fork
84882df6 1108 getaddrinfo
da9e86f8 1109 gethrtime
667fb97a 1110 getopt
02e8f427 1111 GetProcessAffinityMask
fc5607f8 1112 GetProcessMemoryInfo
4e68cb8a 1113 GetProcessTimes
61183b5a 1114 GetSystemTimeAsFileTime
66be5b45 1115 getrusage
61183b5a 1116 gettimeofday
a49d3025 1117 gnu_as
2f0c136e 1118 ibm_asm
2e1913b1 1119 inet_aton
61d251db 1120 inline_asm
3b1ab197 1121 io_h
abfc8d05 1122 isatty
46df708b
MS
1123 isinf
1124 isnan
8772997d 1125 jack_port_get_latency_range
9f5ff83f 1126 ldbrx
0b4a1821
AS
1127 libdc1394_1
1128 libdc1394_2
a33cab3a 1129 llrint
07876e25 1130 llrintf
d96cd429
MR
1131 local_aligned_16
1132 local_aligned_8
a5b64584 1133 localtime_r
291fd18a 1134 log2
6b7c7703 1135 log2f
85dd97ad 1136 loongson
a33cab3a 1137 lrint
c88f5d72 1138 lrintf
f8aa696f
DB
1139 machine_ioctl_bt848_h
1140 machine_ioctl_meteor_h
c88f5d72 1141 malloc_h
73f6d31e 1142 MapViewOfFile
c88f5d72 1143 memalign
6ffa87d3 1144 mkstemp
f80ddd5b 1145 mm_empty
0328b9ea 1146 mmap
d3d3a32c 1147 nanosleep
5699884c 1148 netinet_sctp_h
3e0b1c9a 1149 poll_h
1f91cdce 1150 posix_memalign
07b28702 1151 rdtsc
183b1c22 1152 rint
a33cab3a
MK
1153 round
1154 roundf
358d854d 1155 rweflags
ea4d5f48 1156 sched_getaffinity
c88f5d72
MR
1157 sdl
1158 sdl_video_size
b507ebd1 1159 setmode
3e0b1c9a 1160 setrlimit
d3d3a32c 1161 Sleep
15d59d2c 1162 sndio_h
72be9e73 1163 socklen_t
deb29777 1164 soundcard_h
87958234 1165 strerror_r
6379900c 1166 strptime
47941088 1167 strtok_r
c0018613 1168 struct_addrinfo
75d339e0
MS
1169 struct_group_source_req
1170 struct_ip_mreq_source
b4d68544 1171 struct_ipv6_mreq
cdee08e3 1172 struct_pollfd
3e0b1c9a 1173 struct_rusage_ru_maxrss
b4d68544 1174 struct_sockaddr_in6
3b2372bf 1175 struct_sockaddr_sa_len
33a4dbdd 1176 struct_sockaddr_storage
a6a4793d 1177 struct_v4l2_frmivalenum_discrete
b462d132 1178 symver
b462d132 1179 symver_asm_label
3e0b1c9a 1180 symver_gnu_asm
bcc73960 1181 sysconf
b9e22269 1182 sysctl
b58412f1 1183 sys_mman_h
06bb5905 1184 sys_param_h
b091aa44 1185 sys_resource_h
81644c2e 1186 sys_select_h
deb29777 1187 sys_soundcard_h
e64bceea 1188 sys_time_h
1b6e8b73 1189 sys_videoio_h
b265431e 1190 threads
23d3931a 1191 trunc
7b04b8a0 1192 truncf
542920b7 1193 unistd_h
d3d3a32c 1194 usleep
ce742de2 1195 vfp_args
7c5bfe7a 1196 VirtualAlloc
d3d3a32c 1197 windows_h
6ff3f3e7 1198 winsock2_h
cc078b5d 1199 xform_asm
3f150ffb 1200 xgetbv
6f74fb03 1201 xmm_clobbers
304d586d 1202 yasm
0cb78cef 1203"
44161118 1204
b6bb00b0
MR
1205# options emitted with CONFIG_ prefix but not available on command line
1206CONFIG_EXTRA="
87849592 1207 aandcttables
bfe9f48a 1208 ac3dsp
dc4f5a1c 1209 avutil
bfe9f48a 1210 gcrypt
478fd534 1211 golomb
9cad0e4e 1212 gplv3
478fd534
DB
1213 h264chroma
1214 h264dsp
1215 h264pred
915a2a0a 1216 h264qpel
478fd534 1217 huffman
9cad0e4e 1218 lgplv3
478fd534 1219 lpc
bfe9f48a
DB
1220 mpegaudiodsp
1221 nettle
1222 rtpdec
1223 sinewin
ab9f9876 1224 vp3dsp
b6bb00b0
MR
1225"
1226
520cc7f1 1227CMDLINE_SELECT="
3f5b56e5 1228 $ARCH_EXT_LIST
520cc7f1 1229 $CONFIG_LIST
8eee7025 1230 $THREADS_LIST
c8a4ae00 1231 asm
db6107b6 1232 cross_compile
520cc7f1
MR
1233 debug
1234 extra_warnings
8c6afa4d 1235 logging
d2bbb2f7 1236 optimizations
9baec618 1237 symver
7595a5e4 1238 yasm
520cc7f1 1239"
426be5dc
DB
1240
1241PATHS_LIST='
d156bede 1242 bindir
14a8acf1 1243 datadir
26759c44
MR
1244 incdir
1245 libdir
26759c44
MR
1246 mandir
1247 prefix
1248 shlibdir
426be5dc
DB
1249'
1250
1251CMDLINE_SET="
1252 $PATHS_LIST
121d78d0 1253 ar
426be5dc 1254 arch
313c46a6 1255 as
426be5dc
DB
1256 build_suffix
1257 cc
1258 cpu
1259 cross_prefix
50567afa 1260 dep_cc
ac63af34 1261 extra_version
9da6609f
MR
1262 host_cc
1263 host_cflags
1264 host_ldflags
1265 host_libs
82bb3329 1266 host_os
684b28e0 1267 ld
426be5dc 1268 logfile
4ae40685 1269 malloc_prefix
89641463 1270 nm
9cd7b854 1271 optflags
3f8040db 1272 pkg_config
2fad0977 1273 samples
c5200f17
MR
1274 sysinclude
1275 sysroot
a7ada2ba 1276 target_exec
26759c44 1277 target_os
a7ada2ba 1278 target_path
426be5dc 1279"
520cc7f1 1280
89f2932b
MR
1281CMDLINE_APPEND="
1282 extra_cflags
1283"
1284
912f3148
DB
1285# code dependency declarations
1286
9eeed841 1287# architecture extensions
808fa33c 1288
a2fc0f6a
MR
1289armv5te_deps="arm"
1290armv6_deps="arm"
ab5cb084 1291armv6t2_deps="arm"
a2fc0f6a 1292armvfp_deps="arm"
808fa33c 1293neon_deps="arm"
93eb8e4d 1294vfpv3_deps="armvfp"
808fa33c 1295
e241ba14 1296mmi_deps="mips"
808fa33c
MR
1297
1298altivec_deps="ppc"
1299ppc4xx_deps="ppc"
1300
1301vis_deps="sparc"
1302
7f8c3d1f 1303x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1304amd3dnow_deps="mmx"
1305amd3dnowext_deps="amd3dnow"
9eeed841 1306mmx_deps="x86"
239fdf1b 1307mmxext_deps="mmx"
75aa95a6
DB
1308sse_deps="mmx"
1309ssse3_deps="sse"
87f1355f 1310avx_deps="ssse3"
79687079 1311fma4_deps="avx"
9eeed841 1312
59782b82 1313aligned_stack_if_any="ppc x86"
e939cedd 1314fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1315fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1316fast_unaligned_if_any="armv6 ppc x86"
669b5583 1317
6fec122a 1318inline_asm_deps="!tms470"
3e0b1c9a 1319need_memalign="altivec neon sse"
89e053f8 1320
b462d132
MR
1321symver_if_any="symver_asm_label symver_gnu_asm"
1322
26fbcc85 1323# subsystems
dc609252 1324dct_select="rdft"
26fbcc85
MR
1325mdct_select="fft"
1326rdft_select="fft"
c4f5c2d6 1327mpegaudiodsp_select="dct"
26fbcc85 1328
5666fd73 1329# decoders / encoders / hardware accelerators
cfc2a0cf 1330aac_decoder_select="mdct sinewin"
4538729a 1331aac_encoder_select="mdct sinewin"
136e19e1 1332aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1333ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1334ac3_encoder_select="mdct ac3dsp"
3d269059 1335ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1336alac_encoder_select="lpc"
b781cc12 1337amrnb_decoder_select="lsp"
2b2a597e 1338amrwb_decoder_select="lsp"
4538729a 1339atrac1_decoder_select="mdct sinewin"
26fbcc85 1340atrac3_decoder_select="mdct"
a33657ce
DB
1341binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1342binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1343cavs_decoder_select="golomb"
4538729a 1344cook_decoder_select="mdct sinewin"
2eef7c62 1345cscd_decoder_suggest="zlib"
26fbcc85 1346dca_decoder_select="mdct"
87849592 1347dnxhd_encoder_select="aandcttables"
2eef7c62 1348dxa_decoder_select="zlib"
baf91bb9 1349eac3_decoder_select="ac3_decoder"
aa47c35d 1350eac3_encoder_select="mdct ac3dsp"
87849592
DB
1351eamad_decoder_select="aandcttables"
1352eatgq_decoder_select="aandcttables"
1353eatqi_decoder_select="aandcttables"
4f034993
MR
1354ffv1_decoder_select="golomb"
1355flac_decoder_select="golomb"
f4d608e3 1356flac_encoder_select="golomb lpc"
2eef7c62
AJ
1357flashsv_decoder_select="zlib"
1358flashsv_encoder_select="zlib"
c2d23309 1359flashsv2_decoder_select="zlib"
4414137e 1360flv_decoder_select="h263_decoder"
4d4b4bd1 1361flv_encoder_select="h263_encoder"
3447f12d 1362fraps_decoder_select="huffman"
87849592 1363h261_encoder_select="aandcttables"
7f647ae0 1364h263_decoder_select="h263_parser"
87849592 1365h263_encoder_select="aandcttables"
95a61cfc 1366h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1367h263i_decoder_select="h263_decoder"
fe629c2d 1368h263p_encoder_select="h263_encoder"
915a2a0a 1369h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1370h264_dxva2_hwaccel_deps="dxva2api_h"
1371h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1372h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1373h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1374h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1375iac_decoder_select="fft mdct sinewin"
56c8227d 1376imc_decoder_select="fft mdct sinewin"
4f034993
MR
1377jpegls_decoder_select="golomb"
1378jpegls_encoder_select="golomb"
87849592 1379ljpeg_encoder_select="aandcttables"
4f034993 1380loco_decoder_select="golomb"
87849592 1381mjpeg_encoder_select="aandcttables"
2cca233b 1382mlp_decoder_select="mlp_parser"
c4f5c2d6 1383mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1384mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1385mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1386mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1387mp3_decoder_select="mpegaudiodsp"
1388mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1389mp3adufloat_decoder_select="mpegaudiodsp"
1390mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1391mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1392mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1393mpc7_decoder_select="mpegaudiodsp"
1394mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1395mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1396mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1397mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1398mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
87849592 1399mpeg1video_encoder_select="aandcttables"
164aab02
LA
1400mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1401mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1402mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
87849592 1403mpeg2video_encoder_select="aandcttables"
3e0b1c9a
DB
1404mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1405mpeg4_encoder_select="h263_encoder"
95a61cfc 1406mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1407mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1408msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1409msmpeg4v1_encoder_select="h263_encoder"
4414137e 1410msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1411msmpeg4v2_encoder_select="h263_encoder"
4414137e 1412msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1413msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1414nellymoser_decoder_select="mdct sinewin"
1415nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1416png_decoder_select="zlib"
1417png_encoder_select="zlib"
b781cc12 1418qcelp_decoder_select="lsp"
c4f5c2d6 1419qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1420ra_144_encoder_select="lpc"
9f43fdda 1421ralf_decoder_select="golomb"
a8beb22f 1422rv10_decoder_select="h263_decoder"
b2bf38b4 1423rv10_encoder_select="h263_encoder"
a8beb22f 1424rv20_decoder_select="h263_decoder"
b2bf38b4 1425rv20_encoder_select="h263_encoder"
915a2a0a
DB
1426rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1427rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1428shorten_decoder_select="golomb"
b781cc12 1429sipr_decoder_select="lsp"
05aec7bb 1430snow_decoder_select="dwt"
87849592
DB
1431snow_encoder_select="aandcttables dwt"
1432svq1_encoder_select="aandcttables"
915a2a0a 1433svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1434svq3_decoder_suggest="zlib"
4eef77c1 1435theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1436tiff_decoder_suggest="zlib"
1437tiff_encoder_suggest="zlib"
aec09a00 1438truehd_decoder_select="mlp_decoder"
2eef7c62 1439tscc_decoder_select="zlib"
4538729a 1440twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1441vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1442vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1443vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1444vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1445vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1446vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1447vorbis_decoder_select="mdct"
1448vorbis_encoder_select="mdct"
ab9f9876
MR
1449vp3_decoder_select="vp3dsp"
1450vp5_decoder_select="vp3dsp"
1451vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1452vp6a_decoder_select="vp6_decoder"
1453vp6f_decoder_select="vp6_decoder"
915a2a0a 1454vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1455wmapro_decoder_select="mdct sinewin"
1456wmav1_decoder_select="mdct sinewin"
1457wmav1_encoder_select="mdct sinewin"
1458wmav2_decoder_select="mdct sinewin"
1459wmav2_encoder_select="mdct sinewin"
1460wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1461wmv1_decoder_select="h263_decoder"
665507aa 1462wmv1_encoder_select="h263_encoder"
f95bfab0 1463wmv2_decoder_select="h263_decoder"
1746e2a9 1464wmv2_encoder_select="h263_encoder"
015f8ee0 1465wmv3_decoder_select="vc1_decoder"
f0f86627 1466wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1467wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1468wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1469wmv3image_decoder_select="wmv3_decoder"
0e714f88 1470zerocodec_decoder_select="zlib"
2eef7c62
AJ
1471zlib_decoder_select="zlib"
1472zlib_encoder_select="zlib"
1473zmbv_decoder_select="zlib"
1474zmbv_encoder_select="zlib"
30fd06be 1475
0afab17e 1476vaapi_deps="va_va_h"
ac3dbb4d 1477vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1478vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1479
28b80940 1480# parsers
6a7c5312 1481h264_parser_select="golomb h264dsp h264pred"
28b80940 1482
912f3148 1483# external libraries
c9171a83 1484libfaac_encoder_deps="libfaac"
37eeb5e2 1485libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1486libgsm_decoder_deps="libgsm"
1487libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1488libgsm_ms_decoder_deps="libgsm"
1489libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1490libilbc_decoder_deps="libilbc"
1491libilbc_encoder_deps="libilbc"
1cc60c47 1492libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1493libopencore_amrnb_decoder_deps="libopencore_amrnb"
1494libopencore_amrnb_encoder_deps="libopencore_amrnb"
1495libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1496libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1497libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1498libschroedinger_decoder_deps="libschroedinger"
1499libschroedinger_encoder_deps="libschroedinger"
ae14f311 1500libspeex_decoder_deps="libspeex"
b606a017 1501libspeex_encoder_deps="libspeex"
150d2772 1502libtheora_encoder_deps="libtheora"
d89e738a 1503libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1504libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1505libvorbis_encoder_deps="libvorbis"
8299a7f8 1506libvpx_decoder_deps="libvpx"
ee0e9146 1507libvpx_encoder_deps="libvpx"
1cc60c47 1508libx264_encoder_deps="libx264"
de295976 1509libxavs_encoder_deps="libxavs"
1cc60c47 1510libxvid_encoder_deps="libxvid"
30fd06be 1511
912f3148 1512# demuxers / muxers
c2dd0e9e 1513ac3_demuxer_select="ac3_parser"
647c2356 1514asf_stream_muxer_select="asf_muxer"
4e622dea 1515avisynth_demuxer_deps="avisynth"
c2dd0e9e 1516dirac_demuxer_select="dirac_parser"
5b423887 1517eac3_demuxer_select="ac3_parser"
c2dd0e9e 1518flac_demuxer_select="flac_parser"
647c2356 1519ipod_muxer_select="mov_muxer"
647c2356 1520matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1521matroska_demuxer_suggest="zlib bzlib"
1522mov_demuxer_suggest="zlib"
c2dd0e9e 1523mp3_demuxer_select="mpegaudio_parser"
647c2356 1524mp4_muxer_select="mov_muxer"
2439bd86 1525mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1526mpegtsraw_demuxer_select="mpegts_demuxer"
1527mxf_d10_muxer_select="mxf_muxer"
24ca518b 1528ogg_demuxer_select="golomb"
647c2356 1529psp_muxer_select="mov_muxer"
44594cc7 1530rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1531rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1532rtsp_demuxer_select="http_protocol rtpdec"
1533rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1534sap_demuxer_select="sdp_demuxer"
2aab70c4 1535sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1536sdp_demuxer_select="rtpdec"
f1e94694 1537spdif_muxer_select="aac_parser"
647c2356
DB
1538tg2_muxer_select="mov_muxer"
1539tgp_muxer_select="mov_muxer"
6bdaa5f4 1540w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1541
1542# indevs / outdevs
38e54a75 1543alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1544alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1545bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1546dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1547fbdev_indev_deps="linux_fb_h"
38e54a75 1548jack_indev_deps="jack_jack_h"
e417d80d 1549libcdio_indev_deps="libcdio"
38e54a75 1550libdc1394_indev_deps="libdc1394"
38e54a75
SS
1551oss_indev_deps_any="soundcard_h sys_soundcard_h"
1552oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1553pulse_indev_deps="libpulse"
15d59d2c
B
1554sndio_indev_deps="sndio_h"
1555sndio_outdev_deps="sndio_h"
38e54a75 1556v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1557vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1558vfwcap_indev_extralibs="-lavicap32"
24f8961f 1559x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1560
912f3148 1561# protocols
acd554c1
SP
1562ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1563ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1564ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1565ffrtmphttp_protocol_deps="!librtmp_protocol"
1566ffrtmphttp_protocol_select="http_protocol"
3fff6382 1567gopher_protocol_deps="network"
c40e1757
JS
1568httpproxy_protocol_deps="network"
1569httpproxy_protocol_select="tcp_protocol"
c08fb000 1570http_protocol_deps="network"
279a0c97 1571http_protocol_select="tcp_protocol"
183baead 1572https_protocol_select="tls_protocol"
c3b57d6e
DB
1573librtmp_protocol_deps="librtmp"
1574librtmpe_protocol_deps="librtmp"
1575librtmps_protocol_deps="librtmp"
1576librtmpt_protocol_deps="librtmp"
1577librtmpte_protocol_deps="librtmp"
c60a2d70 1578mmsh_protocol_select="http_protocol"
b4cf3f6c 1579mmst_protocol_deps="network"
c3b57d6e 1580rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1581rtmp_protocol_select="tcp_protocol"
acd554c1 1582rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1583rtmps_protocol_deps="!librtmp_protocol"
1584rtmps_protocol_select="tls_protocol"
775c4d36 1585rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1586rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1587rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1588rtp_protocol_select="udp_protocol"
5699884c 1589sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1590tcp_protocol_deps="network"
558d192d
MS
1591tls_protocol_deps_any="openssl gnutls"
1592tls_protocol_select="tcp_protocol"
c08fb000
AB
1593udp_protocol_deps="network"
1594
6ebf0bfc 1595# filters
13fabd7a 1596blackframe_filter_deps="gpl"
ce6b6ef6 1597boxblur_filter_deps="gpl"
68b79bfc 1598cropdetect_filter_deps="gpl"
b157be1f 1599delogo_filter_deps="gpl"
a5b64584 1600drawtext_filter_deps="libfreetype"
2e5ff4d0 1601frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1602frei0r_filter_extralibs='$ldl'
a42bb9d6 1603frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1604frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1605hqdn3d_filter_deps="gpl"
d371e7b9 1606resample_filter_deps="avresample"
cf69ad35 1607ocv_filter_deps="libopencv"
2f296e39 1608scale_filter_deps="swscale"
acbac567 1609yadif_filter_deps="gpl"
6ebf0bfc 1610
5a0f7131
MR
1611# libraries
1612avdevice_deps="avcodec avformat"
1613avformat_deps="avcodec"
f7679c54 1614
912f3148 1615# programs
ce03b088
AK
1616avconv_deps="avcodec avfilter avformat avresample swscale
1617 aformat_filter asyncts_filter
1618 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1619avplay_deps="avcodec avformat swscale sdl"
1620avplay_select="rdft"
9e12f0bf 1621avprobe_deps="avcodec avformat"
b263bf66 1622avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1623avserver_extralibs='$ldl'
a2830dca 1624
c73f65d9 1625doc_deps="texi2html"
912f3148 1626
57442411
MR
1627# tests
1628
388ff813
DB
1629mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1630seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1631
57442411
MR
1632test_deps(){
1633 suf1=$1
1634 suf2=$2
1635 shift 2
1636 for v; do
1637 dep=${v%=*}
1638 tests=${v#*=}
1639 for name in ${tests}; do
908f12f3 1640 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1641 done
1642 done
1643}
1644
57442411
MR
1645test_deps _muxer _demuxer \
1646 aiff \
1647 pcm_alaw=alaw \
1648 asf \
1649 au \
1650 avi \
1651 dv=dv_fmt \
1652 ffm \
1653 flv=flv_fmt \
1654 gxf \
1655 matroska=mkv \
1656 mmf \
1657 mov \
1658 pcm_mulaw=mulaw \
0218808d 1659 mxf="mxf mxf_d10" \
57442411
MR
1660 nut \
1661 ogg \
1662 rawvideo=pixfmt \
1663 rm \
1664 swf \
1665 mpegts=ts \
1666 voc \
1667 wav \
1668 yuv4mpegpipe=yuv4mpeg \
1669
de6d9b64 1670# default parameters
8a608357 1671
19bd477d 1672logfile="config.log"
8a608357
MR
1673
1674# installation paths
c9d19248
MR
1675prefix_default="/usr/local"
1676bindir_default='${prefix}/bin'
6291d7e4 1677datadir_default='${prefix}/share/avconv'
c9d19248
MR
1678incdir_default='${prefix}/include'
1679libdir_default='${prefix}/lib'
1680mandir_default='${prefix}/share/man'
1681shlibdir_default="$libdir_default"
8a608357
MR
1682
1683# toolchain
121d78d0 1684ar_default="ar"
13c7df3d 1685cc_default="gcc"
9da6609f 1686host_cc_default="gcc"
11e6d03a 1687ln_s="ln -sf"
89641463 1688nm_default="nm"
11e6d03a 1689objformat="elf"
3f8040db 1690pkg_config_default=pkg-config
be7109c1 1691ranlib="ranlib"
11e6d03a 1692yasmexe="yasm"
8a608357 1693
8182dc34 1694nm_opts='-g'
3e0b1c9a 1695nogas=":"
8182dc34 1696
8a608357 1697# machine
8d4c00ed 1698arch_default=$(uname -m)
38d0a8aa 1699cpu="generic"
8a608357 1700
8a608357 1701# OS
8d4c00ed
MR
1702target_os_default=$(tolower $(uname -s))
1703host_os=$target_os_default
8a608357 1704
8a608357 1705# configurable options
055c61b8
DB
1706enable $PROGRAM_LIST
1707
5a0f7131
MR
1708enable avcodec
1709enable avdevice
cccc039f 1710enable avfilter
5a0f7131 1711enable avformat
c8af852b 1712enable avresample
dc4f5a1c 1713enable avutil
3e0b1c9a
DB
1714enable swscale
1715
3e0b1c9a
DB
1716enable asm
1717enable debug
1718enable doc
1719enable fastdiv
497237c7 1720enable network
8400d6b8 1721enable optimizations
8cfbbd92 1722enable safe_bitstream_reader
530dc538 1723enable static
a9ddb5b1 1724enable swscale_alpha
8a608357 1725
8a608357 1726# build settings
9987769a 1727SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1728AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1729LIBPREF="lib"
1730LIBSUF=".a"
c5f14466
RP
1731FULLNAME='$(NAME)$(BUILDSUF)'
1732LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1733SLIBPREF="lib"
1734SLIBSUF=".so"
c5f14466 1735SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1736SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1737SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1738LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1739SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1740SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1741
68485d1f
MR
1742asflags_filter=echo
1743cflags_filter=echo
64933b6c
MR
1744ldflags_filter=echo
1745
23565c26 1746AS_C='-c'
bc877faf 1747AS_O='-o $@'
23565c26 1748CC_C='-c'
18031c49 1749CC_E='-E -o $@'
7e6c86e6 1750CC_O='-o $@'
a758c5e2 1751LD_O='-o $@'
23565c26 1752HOSTCC_C='-c'
a758c5e2 1753HOSTCC_O='-o $@'
7e6c86e6 1754
1d01fee9 1755host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1756host_libs='-lm'
6c3fa06a
MR
1757host_cflags_filter=echo
1758host_ldflags_filter=echo
9da6609f 1759
9b861379 1760target_path='$(CURDIR)'
a7ada2ba 1761
a158446b
MR
1762# since the object filename is not given with the -MM flag, the compiler
1763# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1764DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1765DEPFLAGS='-MM'
315c741d 1766
c597172e 1767# find source path
24524f36 1768if test -f configure; then
f038cf3c 1769 source_path=.
c597172e 1770else
8477f2de 1771 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1772 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1773 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1774 test -e "$source_path/config.h" &&
1775 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1776fi
1777
13cbe2c0 1778for v in "$@"; do
b04251c5
MR
1779 r=${v#*=}
1780 l=${v%"$r"}
1781 r=$(sh_quote "$r")
29ba0911 1782 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1783done
c597172e 1784
73ef8980
MR
1785find_things(){
1786 thing=$1
1787 pattern=$2
1788 file=$source_path/$3
932ccf39 1789 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1790}
1791
1792ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1793DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1794HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1795PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1796BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1797MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1798DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1799OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1800INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1801PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1802FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1803
54e75be4
DB
1804ALL_COMPONENTS="
1805 $BSF_LIST
1806 $DECODER_LIST
1807 $DEMUXER_LIST
1808 $ENCODER_LIST
1809 $FILTER_LIST
1810 $HWACCEL_LIST
1811 $INDEV_LIST
1812 $MUXER_LIST
1813 $OUTDEV_LIST
1814 $PARSER_LIST
1815 $PROTOCOL_LIST
1816"
1817
57442411 1818find_tests(){
b9d5f1b7 1819 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1820}
1821
57442411 1822LAVF_TESTS=$(find_tests lavf)
48c28162 1823LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1824SEEK_TESTS=$(find_tests seek seek_)
57442411 1825
7263cd55 1826ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1827
8469ae22
MR
1828for n in $COMPONENT_LIST; do
1829 v=$(toupper ${n%s})_LIST
1830 eval enable \$$v
1831 eval ${n}_if_any="\$$v"
1832done
1833
54e75be4 1834enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1835
1836die_unknown(){
1837 echo "Unknown option \"$1\"."
1838 echo "See $0 --help for available options."
1839 exit 1
1840}
1841
794f8e97 1842show_list() {
bf0c4afa
RP
1843 suffix=_$1
1844 shift
2b444ea7 1845 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1846 exit 0
1847}
1848
c597172e 1849for opt do
7483e694
DB
1850 optval="${opt#*=}"
1851 case "$opt" in
0f010b2f 1852 --extra-ldflags=*) add_ldflags $optval
7483e694 1853 ;;
0f010b2f 1854 --extra-libs=*) add_extralibs $optval
7483e694 1855 ;;
8fb1cb58 1856 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1857 ;;
40bcf4c7
BL
1858 --enable-debug=*) debuglevel="$optval"
1859 ;;
36e2dea0 1860 --disable-everything)
1b15dc3c 1861 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1862 ;;
7483e694 1863 --enable-*=*|--disable-*=*)
8b93ddc3 1864 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1865 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1866 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1867 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1868 $action $(filter "$name" $list)
7483e694
DB
1869 ;;
1870 --enable-?*|--disable-?*)
5e622c40 1871 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1872 if is_in $option $COMPONENT_LIST; then
fed5d54b 1873 test $action = disable && action=unset
e3773a55
MR
1874 eval $action \$$(toupper ${option%s})_LIST
1875 elif is_in $option $CMDLINE_SELECT; then
1876 $action $option
1877 else
1878 die_unknown $opt
1879 fi
7483e694
DB
1880 ;;
1881 --list-*)
1882 NAME="${opt#--list-}"
1883 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1884 NAME=${NAME%s}
1885 eval show_list $NAME \$$(toupper $NAME)_LIST
1886 ;;
1887 --help|-h) show_help
1888 ;;
1889 *)
884a36a7 1890 optname="${opt%%=*}"
26759c44
MR
1891 optname="${optname#--}"
1892 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1893 if is_in $optname $CMDLINE_SET; then
1894 eval $optname='$optval'
1895 elif is_in $optname $CMDLINE_APPEND; then
1896 append $optname "$optval"
1897 else
1898 die_unknown $opt
1899 fi
7483e694
DB
1900 ;;
1901 esac
c597172e
MR
1902done
1903
bcea99bb
MR
1904disabled logging && logfile=/dev/null
1905
29ba0911 1906echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1907set >> $logfile
1908
9da6609f
MR
1909test -n "$cross_prefix" && enable cross_compile
1910
8d4c00ed
MR
1911if enabled cross_compile; then
1912 test -n "$arch" && test -n "$target_os" ||
1913 die "Must specify target arch and OS when cross-compiling"
1914fi
1915
1916set_default arch target_os
1917
121d78d0 1918ar_default="${cross_prefix}${ar_default}"
11e6d03a 1919cc_default="${cross_prefix}${cc_default}"
20e0ed95 1920nm_default="${cross_prefix}${nm_default}"
3f8040db 1921pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1922ranlib="${cross_prefix}${ranlib}"
adb2b908 1923
c5200f17
MR
1924sysinclude_default="${sysroot}/usr/include"
1925
e0be794a 1926set_default cc nm pkg_config sysinclude
9da6609f
MR
1927enabled cross_compile || host_cc_default=$cc
1928set_default host_cc
13c7df3d 1929
762f95e4
MR
1930if ! $pkg_config --version >/dev/null 2>&1; then
1931 warn "$pkg_config not found, library detection may fail."
1932 pkg_config=false
1933fi
1934
82bb3329
MR
1935exesuf() {
1936 case $1 in
1c69c79f 1937 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1938 esac
1939}
1940
1941EXESUF=$(exesuf $target_os)
1942HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1943
e4e69e0b 1944# set temporary file name
a49d42c2 1945: ${TMPDIR:=$TEMPDIR}
c51fafa1 1946: ${TMPDIR:=$TMP}
a49d42c2 1947: ${TMPDIR:=/tmp}
e4e69e0b 1948
a210bce2 1949if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1950 # simple replacement for missing mktemp
1951 # NOT SAFE FOR GENERAL USE
1952 mktemp(){
09a5c245 1953 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1954 }
1955fi
1956
1957tmpfile(){
1958 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1959 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1960 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1961 append TMPFILES $tmp
1962 eval $1=$tmp
1963}
1964
1965trap 'rm -f -- $TMPFILES' EXIT
54460a83 1966
55127e7b 1967tmpfile TMPASM .asm
3e0b1c9a
DB
1968tmpfile TMPC .c
1969tmpfile TMPE $EXESUF
1970tmpfile TMPH .h
1971tmpfile TMPO .o
1972tmpfile TMPS .S
1973tmpfile TMPSH .sh
1974tmpfile TMPV .ver
54460a83
MR
1975
1976unset -f mktemp
e4e69e0b 1977
fb3c4ffc
MR
1978chmod +x $TMPE
1979
993f2d0f
MR
1980# make sure we can execute files in $TMPDIR
1981cat > $TMPSH 2>> $logfile <<EOF
1982#! /bin/sh
1983EOF
1984chmod +x $TMPSH >> $logfile 2>&1
1985if ! $TMPSH >> $logfile 2>&1; then
1986 cat <<EOF
1987Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1988variable to another directory and make sure that it is not mounted noexec.
1989EOF
1990 die "Sanity test failed."
1991fi
993f2d0f 1992
d0c6d424
MR
1993pgi_flags(){
1994 for flag; do
1995 case $flag in
1996 -fomit-frame-pointer) echo -Mnoframe ;;
1997 -g) echo -gopt ;;
1998 *) echo $flag ;;
1999 esac
2000 done
2001}
2002
2003suncc_flags(){
2004 for flag; do
2005 case $flag in
2006 -march=*|-mcpu=*)
2007 case "${flag#*=}" in
2008 native) echo -xtarget=native ;;
2009 v9|niagara) echo -xarch=sparc ;;
2010 ultrasparc) echo -xarch=sparcvis ;;
2011 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2012 i586|pentium) echo -xchip=pentium ;;
2013 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2014 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2015 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2016 pentium4*) echo -xtarget=pentium4 ;;
2017 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2018 *-sse3) echo -xarch=sse3 ;;
2019 core2) echo -xarch=ssse3 -xchip=core2 ;;
2020 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2021 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2022 k8|opteron|athlon64|athlon-fx)
2023 echo -xarch=sse2a ;;
2024 athlon*) echo -xarch=pentium_proa ;;
2025 esac
2026 ;;
2027 -std=c99) echo -xc99 ;;
2028 -fomit-frame-pointer) echo -xregs=frameptr ;;
2029 -fPIC) echo -KPIC -xcode=pic32 ;;
2030 -W*,*) echo $flag ;;
2031 -f*-*|-W*) ;;
2032 *) echo $flag ;;
2033 esac
2034 done
2035}
2036
2037tms470_flags(){
2038 for flag; do
2039 case $flag in
2040 -march=*|-mcpu=*)
2041 case "${flag#*=}" in
2042 armv7-a|cortex-a*) echo -mv=7a8 ;;
2043 armv7-r|cortex-r*) echo -mv=7r4 ;;
2044 armv7-m|cortex-m*) echo -mv=7m3 ;;
2045 armv6*|arm11*) echo -mv=6 ;;
2046 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2047 echo -mv=5e ;;
2048 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2049 esac
2050 ;;
2051 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2052 -mfpu=vfp) echo --float_support=vfpv2 ;;
2053 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2054 -msoft-float) echo --float_support=vfplib ;;
2055 -O[0-3]|-mf=*) echo $flag ;;
2056 -g) echo -g -mn ;;
2057 -pds=*) echo $flag ;;
ad93dccb
MR
2058 -D*|-I*) echo $flag ;;
2059 --gcc|--abi=*) echo $flag ;;
2060 -me) echo $flag ;;
d0c6d424
MR
2061 esac
2062 done
2063}
2064
a758c5e2
MR
2065probe_cc(){
2066 pfx=$1
2067 _cc=$2
2068
23565c26 2069 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2070 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2071 _flags_filter=echo
2072
2073 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2074 _type=llvm_gcc
2075 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2076 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2077 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2078 _cflags_speed='-O3'
2079 _cflags_size='-Os'
2080 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2081 _type=gcc
2082 gcc_version=$($_cc --version | head -n1)
2083 gcc_basever=$($_cc -dumpversion)
2084 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2085 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2086 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2087 if ! $_cc -dumpversion | grep -q '^2\.'; then
2088 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2089 fi
2090 _cflags_speed='-O3'
2091 _cflags_size='-Os'
2092 elif $_cc --version 2>/dev/null | grep -q Intel; then
2093 _type=icc
2094 _ident=$($_cc --version | head -n1)
2095 _depflags='-MMD'
2096 _cflags_speed='-O3'
2097 _cflags_size='-Os'
2098 _cflags_noopt='-O1'
2099 elif $_cc -v 2>&1 | grep -q xlc; then
2100 _type=xlc
2101 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2102 _cflags_speed='-O5'
2103 _cflags_size='-O5 -qcompact'
2104 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2105 _type=ccc
2106 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2107 _DEPFLAGS='-M'
2108 debuglevel=3
2109 _ldflags='-Wl,-z,now' # calls to libots crash without this
2110 _cflags_speed='-fast'
2111 _cflags_size='-O1'
2112 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2113 test -d "$sysroot" || die "No valid sysroot specified."
2114 _type=armcc
2115 _ident=$($_cc --vsn | head -n1)
2116 armcc_conf="$PWD/armcc.conf"
2117 $_cc --arm_linux_configure \
2118 --arm_linux_config_file="$armcc_conf" \
2119 --configure_sysroot="$sysroot" \
2120 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2121 die "Error creating armcc configuration file."
2122 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2123 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2124 as_default="${cross_prefix}gcc"
2125 _depflags='-MMD'
2126 _cflags_speed='-O3'
2127 _cflags_size='-Os'
2128 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2129 _type=tms470
2130 _ident=$($_cc -version | head -n1 | tr -s ' ')
2131 _flags='--gcc --abi=eabi -me'
2132 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2133 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2134 _cc_o='-fe=$@'
2135 as_default="${cross_prefix}gcc"
2136 ld_default="${cross_prefix}gcc"
2137 _depflags='-ppa -ppd=$(@:.o=.d)'
2138 _cflags_speed='-O3 -mf=5'
2139 _cflags_size='-O3 -mf=2'
2140 _flags_filter=tms470_flags
2141 elif $_cc -v 2>&1 | grep -q clang; then
2142 _type=clang
2143 _ident=$($_cc --version | head -n1)
2144 _depflags='-MMD'
2145 _cflags_speed='-O3'
2146 _cflags_size='-Os'
2147 elif $_cc -V 2>&1 | grep -q Sun; then
2148 _type=suncc
2149 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2150 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2151 _DEPFLAGS='-xM1'
2152 _ldflags='-std=c99'
2153 _cflags_speed='-O5'
2154 _cflags_size='-O5 -xspace'
2155 _flags_filter=suncc_flags
2156 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2157 _type=pathscale
2158 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2159 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2160 _cflags_speed='-O2'
2161 _cflags_size='-Os'
2162 _flags_filter='filter_out -Wdisabled-optimization'
2163 elif $_cc -v 2>&1 | grep -q Open64; then
2164 _type=open64
2165 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2166 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2167 _cflags_speed='-O2'
2168 _cflags_size='-Os'
2169 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2170 elif $_cc -V 2>&1 | grep -q Portland; then
2171 _type=pgi
2172 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2173 opt_common='-alias=ansi -Mlre -Mpre'
2174 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2175 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2176 _cflags_noopt="-O1"
2177 _flags_filter=pgi_flags
aef6bd1b 2178 fi
a758c5e2
MR
2179
2180 eval ${pfx}_type=\$_type
2181 eval ${pfx}_ident=\$_ident
2182}
2183
2184set_ccvars(){
23565c26 2185 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2186 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2187 eval ${1}_O=\${_cc_o-\${${1}_O}}
2188
2189 if [ -n "$_depflags" ]; then
2190 eval ${1}_DEPFLAGS=\$_depflags
2191 else
2192 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2193 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2194 eval DEP${1}FLAGS=\$_flags
2195 fi
2196}
2197
2198probe_cc cc "$cc"
2199cflags_filter=$_flags_filter
2200cflags_speed=$_cflags_speed
2201cflags_size=$_cflags_size
2202cflags_noopt=$_cflags_noopt
2203add_cflags $_flags $_cflags
2204cc_ldflags=$_ldflags
2205set_ccvars CC
2206
2207probe_cc hostcc "$host_cc"
2208host_cflags_filter=$_flags_filter
2209host_ldflags_filter=$_flags_filter
2210add_host_cflags $_flags $_cflags
2211add_host_ldflags $_flags $_ldflags
2212set_ccvars HOSTCC
629687f6 2213
851ffa80
MR
2214test -n "$cc_type" && enable $cc_type ||
2215 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2216
75bafbac 2217: ${as_default:=$cc}
50567afa 2218: ${dep_cc_default:=$cc}
684b28e0 2219: ${ld_default:=$cc}
121d78d0 2220set_default ar as dep_cc ld
75800dce 2221
a758c5e2
MR
2222probe_cc as "$as"
2223asflags_filter=$_flags_filter
2224add_asflags $_flags $_cflags
2225set_ccvars AS
2226
2227probe_cc ld "$ld"
2228ldflags_filter=$_flags_filter
2229add_ldflags $_flags $_ldflags
2230test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2231LD_O=${_cc_o-$LD_O}
2232
2233if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2234 probe_cc depcc "$dep_cc"
2235 CCDEP=${_DEPCMD:-$DEPCMD}
2236 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2237 DEPCCFLAGS=$_flags
2238fi
07dec06e 2239
7f32f40c 2240add_cflags $extra_cflags
2f2e6c7c 2241add_asflags $extra_cflags
7f32f40c 2242
154d432c
MR
2243if test -n "$sysroot"; then
2244 case "$cc_type" in
00ba041c 2245 gcc|llvm_gcc|clang)
467256f2 2246 add_cppflags --sysroot="$sysroot"
154d432c
MR
2247 add_ldflags --sysroot="$sysroot"
2248 ;;
6fec122a
MR
2249 tms470)
2250 add_cppflags -I"$sysinclude"
2251 add_ldflags --sysroot="$sysroot"
2252 ;;
154d432c
MR
2253 esac
2254fi
2255
d22c13a8
MR
2256if test "$cpu" = host; then
2257 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2258
2259 case "$cc_type" in
613a4e3f 2260 gcc|llvm_gcc)
d22c13a8
MR
2261 check_native(){
2262 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2263 sed -n "/cc1.*$1=/{
27ce1be8
MR
2264 s/.*$1=\\([^ ]*\\).*/\\1/
2265 p
2266 q
2267 }" $TMPE
d22c13a8
MR
2268 }
2269 cpu=$(check_native -march || check_native -mcpu)
2270 ;;
2271 esac
2272
2273 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2274fi
2275
e939cedd
MR
2276# Deal with common $arch aliases
2277case "$arch" in
2278 arm*)
2279 arch="arm"
2280 ;;
2281 mips|mipsel|IP*)
2282 arch="mips"
2283 ;;
47b1860e 2284 mips64*)
e939cedd
MR
2285 arch="mips"
2286 subarch="mips64"
2287 ;;
2288 parisc|hppa)
2289 arch="parisc"
2290 ;;
2291 parisc64|hppa64)
2292 arch="parisc"
2293 subarch="parisc64"
2294 ;;
2295 "Power Macintosh"|ppc|powerpc)
2296 arch="ppc"
2297 ;;
47b1860e 2298 ppc64|powerpc64)
e939cedd
MR
2299 arch="ppc"
2300 subarch="ppc64"
2301 ;;
2302 s390|s390x)
2303 arch="s390"
2304 ;;
2305 sh4|sh)
2306 arch="sh4"
2307 ;;
2308 sun4u|sparc64)
2309 arch="sparc"
2310 subarch="sparc64"
2311 ;;
d33ed7b3 2312 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2313 arch="x86"
2314 ;;
2315esac
2316
851ffa80 2317is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2318enable $arch
e939cedd 2319
df5cdc24 2320# Add processor-specific flags
5d54c126
MR
2321if test "$cpu" = generic; then
2322 : do nothing
2323elif enabled ppc; then
343aef9b 2324
56348891
MR
2325 case $(tolower $cpu) in
2326 601|ppc601|powerpc601)
9dbd5c3d 2327 cpuflags="-mcpu=601"
64ad53ff 2328 disable altivec
9dbd5c3d 2329 ;;
56348891 2330 603*|ppc603*|powerpc603*)
9dbd5c3d 2331 cpuflags="-mcpu=603"
64ad53ff 2332 disable altivec
9dbd5c3d 2333 ;;
56348891 2334 604*|ppc604*|powerpc604*)
9dbd5c3d 2335 cpuflags="-mcpu=604"
64ad53ff 2336 disable altivec
9dbd5c3d 2337 ;;
56348891 2338 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2339 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2340 disable altivec
9dbd5c3d 2341 ;;
56348891 2342 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2343 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2344 ;;
56348891 2345 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2346 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2347 ;;
313f9fbf 2348 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2349 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2350 ;;
313f9fbf
SM
2351 power[3-7]*)
2352 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2353 ;;
56348891 2354 cell)
9dbd5c3d
MR
2355 cpuflags="-mcpu=cell"
2356 enable ldbrx
2357 ;;
4ab26cb4
DB
2358 e500mc)
2359 cpuflags="-mcpu=e500mc"
2360 disable altivec
2361 ;;
7b0b81a1
AL
2362 e500v2)
2363 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2364 disable altivec
2365 ;;
2366 e500)
2367 cpuflags="-mcpu=8540 -mhard-float"
2368 disable altivec
2369 ;;
9dbd5c3d 2370 esac
343aef9b
MR
2371
2372elif enabled x86; then
2373
9dbd5c3d
MR
2374 case $cpu in
2375 i[345]86|pentium)
2376 cpuflags="-march=$cpu"
2377 disable mmx
2378 ;;
2379 # targets that do NOT support conditional mov (cmov)
2380 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2381 cpuflags="-march=$cpu"
2382 disable cmov
2383 ;;
2384 # targets that do support conditional mov (cmov)
9ddf1b1a 2385 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2386 cpuflags="-march=$cpu"
2387 enable cmov
2388 enable fast_cmov
2389 ;;
2390 # targets that do support conditional mov but on which it's slow
2391 pentium4|pentium4m|prescott|nocona)
2392 cpuflags="-march=$cpu"
2393 enable cmov
2394 disable fast_cmov
2395 ;;
2396 esac
343aef9b
MR
2397
2398elif enabled sparc; then
2399
9dbd5c3d 2400 case $cpu in
26b7199e
MK
2401 niagara)
2402 cpuflags="-mcpu=$cpu"
2403 disable vis
2404 ;;
9dbd5c3d
MR
2405 sparc64)
2406 cpuflags="-mcpu=v9"
2407 ;;
2408 esac
343aef9b
MR
2409
2410elif enabled arm; then
2411
34ba23c9
MR
2412 case $cpu in
2413 armv*)
2414 cpuflags="-march=$cpu"
c2eae137 2415 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2416 ;;
2417 *)
2418 cpuflags="-mcpu=$cpu"
c2eae137
MR
2419 case $cpu in
2420 cortex-a*) subarch=armv7a ;;
2421 cortex-r*) subarch=armv7r ;;
9e19704a 2422 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2423 arm11*) subarch=armv6 ;;
2424 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2425 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2426 esac
34ba23c9
MR
2427 ;;
2428 esac
343aef9b
MR
2429
2430elif enabled alpha; then
2431
34ba23c9 2432 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2433
2434elif enabled bfin; then
2435
34ba23c9 2436 cpuflags="-mcpu=$cpu"
343aef9b
MR
2437
2438elif enabled mips; then
2439
34ba23c9 2440 cpuflags="-march=$cpu"
343aef9b
MR
2441
2442elif enabled avr32; then
2443
9dbd5c3d
MR
2444 case $cpu in
2445 ap7[02]0[0-2])
2446 subarch="avr32_ap"
2447 cpuflags="-mpart=$cpu"
2448 ;;
2449 ap)
2450 subarch="avr32_ap"
2451 cpuflags="-march=$cpu"
2452 ;;
2453 uc3[ab]*)
2454 subarch="avr32_uc"
2455 cpuflags="-mcpu=$cpu"
2456 ;;
2457 uc)
2458 subarch="avr32_uc"
2459 cpuflags="-march=$cpu"
2460 ;;
2461 esac
df5cdc24 2462
343aef9b
MR
2463fi
2464
df5cdc24
MR
2465add_cflags $cpuflags
2466add_asflags $cpuflags
2467
993f2d0f
MR
2468# compiler sanity check
2469check_exec <<EOF
2470int main(void){ return 0; }
2471EOF
2472if test "$?" != 0; then
2473 echo "$cc is unable to create an executable file."
2474 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2475 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2476 echo "Only do this if you know what cross compiling means."
2477 fi
2478 die "C compiler test failed."
2479fi
2480
046f081b 2481add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2482check_cflags -std=c99
50a334e4 2483check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2484#include <stdlib.h>
2485EOF
50a334e4 2486check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2487#include <stdlib.h>
2488EOF
e9b9a2f8 2489
f0125de9 2490check_host_cflags -std=c99
0a6db2a2 2491check_host_cflags -Wall
f0125de9 2492
b24dbcbd 2493case "$arch" in
e939cedd 2494 alpha|ia64|mips|parisc|sparc)
8a3c8627 2495 spic=$shared
b24dbcbd 2496 ;;
e939cedd 2497 x86)
cfdb6148 2498 subarch="x86_32"
5adc829e 2499 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2500 if test "$subarch" = "x86_64"; then
e939cedd 2501 spic=$shared
de27f4d9 2502 fi
b24dbcbd 2503 ;;
b24dbcbd
RP
2504esac
2505
343aef9b 2506enable $subarch
8a3c8627 2507enabled spic && enable pic
b24dbcbd 2508
7483e694 2509# OS specific
4f854758 2510case $target_os in
a1629e28 2511 haiku)
63ae7e7c 2512 prefix_default="/boot/common"
108caaaa 2513 network_extralibs="-lnetwork"
f59c4bd6 2514 host_libs=
a1629e28 2515 ;;
7483e694 2516 sunos)
4d58e4cb 2517 AVSERVERLDFLAGS=""
9987769a 2518 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2519 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2520 network_extralibs="-lsocket -lnsl"
779222db 2521 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2522 # When using suncc to build, the Solaris linker will mark
2523 # an executable with each instruction set encountered by
2524 # the Solaris assembler. As our libraries contain their own
2525 # guards for processor-specific code, instead suppress
2526 # generation of the HWCAPS ELF section on Solaris x86 only.
2527 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2528 nm_opts='-P -g'
7483e694
DB
2529 ;;
2530 netbsd)
a1e4b3f6 2531 disable symver
07a8eef6
MR
2532 oss_indev_extralibs="-lossaudio"
2533 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2534 ;;
2535 openbsd)
7c4a001a 2536 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2537 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2538 # however the generated executable will not do anything
2539 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2540 # Thus explicitly enable PIC here.
cd78208b 2541 enable pic
a1e4b3f6 2542 disable symver
7483e694 2543 SHFLAGS='-shared'
07a8eef6
MR
2544 oss_indev_extralibs="-lossaudio"
2545 oss_outdev_extralibs="-lossaudio"
7483e694 2546 ;;
a1e4b3f6 2547 dragonfly)
a1e4b3f6
MR
2548 disable symver
2549 ;;
2550 freebsd)
7483e694
DB
2551 ;;
2552 bsd/os)
355d81df 2553 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2554 ;;
2555 darwin)
301ab19d 2556 gas="gas-preprocessor.pl $cc"
e08b8239 2557 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2558 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2559 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2560 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2561 SLIBSUF=".dylib"
2562 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2563 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2564 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2565 objformat="macho"
1b0f6fb8 2566 enabled x86_64 && objformat="macho64"
8dfa86f7 2567 enabled_any pic shared ||
2704bd1a 2568 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2569 ;;
2570 mingw32*)
9d3f4f50 2571 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2572 disable network
2573 else
2574 target_os=mingw32
2575 fi
dcc01c06 2576 LIBTARGET=i386
1fc9fb8a 2577 if enabled x86_64; then
417516f6 2578 LIBTARGET="i386:x86-64"
336cc1b0 2579 elif enabled arm; then
15c5156d 2580 LIBTARGET=arm-wince
dcc01c06 2581 fi
fbd971a4 2582 shlibdir_default="$bindir_default"
7483e694
DB
2583 SLIBPREF=""
2584 SLIBSUF=".dll"
7483e694
DB
2585 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2586 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2587 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2588 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2589 SLIB_INSTALL_LINKS=
2590 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2591 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2592 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 2593 objformat="win32"
ec10a9ab 2594 dlltool="${cross_prefix}dlltool"
bc574408 2595 enable dos_paths
1894e741 2596 check_cflags -fno-common
e26011d0
RP
2597 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2598 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2599 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2600 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2601 ;;
2602 cygwin*)
4f854758 2603 target_os=cygwin
fbd971a4 2604 shlibdir_default="$bindir_default"
7483e694
DB
2605 SLIBPREF="cyg"
2606 SLIBSUF=".dll"
2607 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2608 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2609 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2610 SLIB_INSTALL_LINKS=
2611 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2612 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2613 objformat="win32"
bc574408 2614 enable dos_paths
1894e741 2615 check_cflags -fno-common
a7a187a1 2616 add_cppflags -U__STRICT_ANSI__
7483e694 2617 ;;
4f365f37 2618 *-dos|freedos|opendos)
4f365f37 2619 network_extralibs="-lsocket"
ff1c015d 2620 objformat="coff"
bc574408 2621 enable dos_paths
a7a187a1 2622 add_cppflags -U__STRICT_ANSI__
4f365f37 2623 ;;
7483e694 2624 linux)
046f081b 2625 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2626 enable dv1394
2627 ;;
2628 irix*)
4f854758 2629 target_os=irix
7483e694
DB
2630 ranlib="echo ignoring ranlib"
2631 ;;
d22e8442 2632 os/2*)
d22e8442 2633 ln_s="cp -f"
9297f1ed 2634 objformat="aout"
e14574eb 2635 add_cppflags -D_GNU_SOURCE
355d81df 2636 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2637 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2638 AVSERVERLDFLAGS=""
287d3b13 2639 LIBSUF="_s.a"
d22e8442
DY
2640 SLIBPREF=""
2641 SLIBSUF=".dll"
2642 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2643 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2644 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2645 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2646 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2647 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2648 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2649 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2650 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2651 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2652 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2653 enable dos_paths
d22e8442 2654 ;;
83993c1c 2655 gnu/kfreebsd)
c1f54478 2656 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2657 ;;
34e82167 2658 gnu)
f60d1366 2659 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2660 ;;
d33ed7b3
MR
2661 qnx)
2662 add_cppflags -D_QNX_SOURCE
2663 network_extralibs="-lsocket"
2664 ;;
1c69c79f
MS
2665 symbian)
2666 SLIBSUF=".dll"
2667 enable dos_paths
e3bc07f4
MS
2668 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2669 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2670 add_ldflags -Wl,--target1-abs,--no-undefined \
2671 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2672 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2673 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2674 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2675 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2676 ;;
614d8911
MR
2677 none)
2678 ;;
7483e694 2679 *)
4f924f9a 2680 die "Unknown OS '$target_os'."
7483e694
DB
2681 ;;
2682esac
2683
6555acad
MR
2684esc(){
2685 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2686}
2687
2688echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2689
13cb2187
AS
2690check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2691
c9d19248
MR
2692set_default $PATHS_LIST
2693
320d060a 2694# we need to build at least one lib type
93b3c083 2695if ! enabled_any static shared; then
320d060a
DB
2696 cat <<EOF
2697At least one library type must be built.
2698Specify --enable-static to build the static libraries or --enable-shared to
2699build the shared libraries as well. To only build the shared libraries specify
2700--disable-static in addition to --enable-shared.
2701EOF
2702 exit 1;
2703fi
2704
2184c6f7 2705die_license_disabled() {
4c27207c 2706 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2707}
2708
e417d80d 2709die_license_disabled gpl libcdio
2184c6f7 2710die_license_disabled gpl libx264
de295976 2711die_license_disabled gpl libxavs
2184c6f7 2712die_license_disabled gpl libxvid
2184c6f7
DB
2713die_license_disabled gpl x11grab
2714
2f7ae63b 2715die_license_disabled nonfree libfaac
87246953 2716die_license_disabled nonfree libfdk_aac
a060866f 2717die_license_disabled nonfree openssl
b2e3c528 2718
0b175caa
DB
2719die_license_disabled version3 libopencore_amrnb
2720die_license_disabled version3 libopencore_amrwb
d89e738a 2721die_license_disabled version3 libvo_aacenc
f502ff3f 2722die_license_disabled version3 libvo_amrwbenc
0b175caa 2723
9cad0e4e 2724enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2725
40617a6d 2726disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2727
e276d9e8
MR
2728enable_pic() {
2729 enable pic
bce7b696
MR
2730 add_cppflags -DPIC
2731 add_cflags -fPIC
2732 add_asflags -fPIC
e276d9e8
MR
2733}
2734
2735enabled pic && enable_pic
bce7b696 2736
b4d96ba2
MR
2737check_cc <<EOF || die "Symbol mangling check failed."
2738int ff_extern;
2739EOF
8182dc34 2740sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2741extern_prefix=${sym%%ff_extern*}
2742
f65883c8
MR
2743check_cc <<EOF && enable inline_asm
2744void foo(void) { __asm__ volatile ("" ::); }
2745EOF
61d251db 2746
df5e3978
MR
2747_restrict=
2748for restrict_keyword in restrict __restrict__ __restrict; do
2749 check_cc <<EOF && _restrict=$restrict_keyword && break
2750void foo(char * $restrict_keyword p);
2751EOF
2752done
2753
2754check_cc <<EOF && enable attribute_packed
2755struct { int x; } __attribute__((packed)) x;
2756EOF
2757
dffb41b9
MR
2758check_cc <<EOF && enable attribute_may_alias
2759union { int x; } __attribute__((may_alias)) x;
2760EOF
2761
df5e3978
MR
2762check_cc <<EOF || die "endian test failed"
2763unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2764EOF
48fc536a 2765od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2766
e939cedd
MR
2767if enabled alpha; then
2768
2769 check_cflags -mieee
2770
2771elif enabled arm; then
e45391bb 2772
8986fddc 2773 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2774 nogas=die
50fa82e6 2775
44caaa56
MR
2776 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2777 enable vfp_args
2778 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2779 case "${cross_prefix:-$cc}" in
2780 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2781 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2782__asm__ (".eabi_attribute 28, 1");
2783int main(void) { return 0; }
2784EOF
44caaa56
MR
2785 esac
2786 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2787 fi
fa0912fe 2788
fa0912fe
MR
2789 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2790 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2791 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2792 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2793 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2794 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2795
ec9d2c15 2796 check_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
6308729e
MR
2797 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2798
e276d9e8
MR
2799 enabled_all armv6t2 shared !pic && enable_pic
2800
fa0912fe 2801elif enabled mips; then
e45391bb 2802
fa0912fe
MR
2803 check_asm loongson '"dmult.g $1, $2, $3"'
2804 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2805
fa0912fe 2806elif enabled ppc; then
e45391bb 2807
e6a0c354
MR
2808 enable local_aligned_8 local_aligned_16
2809
135448fa 2810 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2811 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2812 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2813 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2814
2815 # AltiVec flags: The FSF version of GCC differs from the Apple version
2816 if enabled altivec; then
301ab19d 2817 nogas=warn
fa0912fe
MR
2818 check_cflags -maltivec -mabi=altivec &&
2819 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2820 check_cflags -faltivec
2821
2822 # check if our compiler supports Motorola AltiVec C API
2823 check_cc <<EOF || disable altivec
2824$inc_altivec_h
2825int main(void) {
2826 vector signed int v1, v2, v3;
2827 v1 = vec_add(v2,v3);
2828 return 0;
2829}
2830EOF
2831
2832 # check if our compiler supports braces for vector declarations
2833 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2834$inc_altivec_h
2835int main (void) { (vector int) {1}; return 0; }
2836EOF
2837 fi
e45391bb 2838
fa0912fe 2839elif enabled sparc; then
e45391bb 2840
fa0912fe
MR
2841 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2842 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2843
fa0912fe 2844elif enabled x86; then
e45391bb 2845
3f150ffb 2846 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2847 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2848 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2849 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2850
f80ddd5b
RB
2851 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2852
e6a0c354
MR
2853 enable local_aligned_8 local_aligned_16
2854
44965991
PI
2855 # check whether EBP is available on x86
2856 # As 'i' is stored on the stack, this program will crash
2857 # if the base pointer is used to access it because the
2858 # base pointer is cleared in the inline assembly code.
7dfef245 2859 check_exec_crash <<EOF && enable ebp_available
44965991 2860 volatile int i=0;
be449fca 2861 __asm__ volatile (
44965991
PI
2862 "xorl %%ebp, %%ebp"
2863 ::: "%ebp");
2864 return i;
44965991
PI
2865EOF
2866
f494213c 2867 # check whether EBX is available on x86
7cee5421
MR
2868 check_asm ebx_available '""::"b"(0)' &&
2869 check_asm ebx_available '"":::"%ebx"'
8e380710 2870
6f74fb03
RP
2871 # check whether xmm clobbers are supported
2872 check_asm xmm_clobbers '"":::"%xmm0"'
2873
239fdf1b 2874 # check whether binutils is new enough to compile SSSE3/MMXEXT
940f335a 2875 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
239fdf1b 2876 enabled mmxext && check_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2877
9cca1e40 2878 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2879 if check_cmd $yasmexe --version; then
2880 enabled x86_64 && yasm_extra="-m amd64"
2881 yasm_debug="-g dwarf2"
2882 elif check_cmd nasm -v; then
2883 yasmexe=nasm
2884 yasm_debug="-g -F dwarf"
2885 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2886 fi
2887
2888 YASMFLAGS="-f $objformat $yasm_extra"
2889 enabled pic && append YASMFLAGS "-DPIC"
2890 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2891 case "$objformat" in
2892 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2893 esac
2894
48545a8f 2895 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2896 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2897 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2898 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2899 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2900 fi
e45391bb 2901
669b5583
MR
2902 case "$cpu" in
2903 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2904 disable fast_clz
2905 ;;
2906 esac
2907
44965991
PI
2908fi
2909
301ab19d
MR
2910if enabled asm; then
2911 as=${gas:=$as}
2912 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2913 $nogas "GNU assembler not found, install gas-preprocessor"
2914fi
2915
4a7e068b
MR
2916check_ldflags -Wl,--as-needed
2917
a98bb16d
RP
2918if check_func dlopen; then
2919 ldl=
2920elif check_func dlopen -ldl; then
2921 ldl=-ldl
8bf5d58f
MN
2922fi
2923
54fe299b
DV
2924if enabled network; then
2925 check_type "sys/types.h sys/socket.h" socklen_t
2926 check_type netdb.h "struct addrinfo"
75d339e0
MS
2927 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2928 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2929 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2930 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2931 check_type poll.h "struct pollfd"
54fe299b
DV
2932 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2933 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2934 check_header netinet/sctp.h
f06dee77 2935 check_func getaddrinfo $network_extralibs
54fe299b
DV
2936 # Prefer arpa/inet.h over winsock2
2937 if check_header arpa/inet.h ; then
2938 check_func closesocket
2939 elif check_header winsock2.h ; then
47876d66
DB
2940 check_func_headers winsock2.h closesocket -lws2 &&
2941 network_extralibs="-lws2" ||
2942 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2943 network_extralibs="-lws2_32"; }
f06dee77 2944 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2945 check_type ws2tcpip.h socklen_t
2946 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2947 check_type ws2tcpip.h "struct group_source_req"
2948 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2949 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2950 check_type winsock2.h "struct pollfd"
54fe299b
DV
2951 check_type ws2tcpip.h "struct sockaddr_in6"
2952 check_type ws2tcpip.h "struct sockaddr_storage"
2953 check_struct winsock2.h "struct sockaddr" sa_len
2954 else
2955 disable network
2956 fi
2957fi
2958
75ecf149
DB
2959# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2960check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2961
534a2231 2962check_func fcntl
7483e694
DB
2963check_func fork
2964check_func gethrtime
667fb97a 2965check_func getopt
7483e694 2966check_func getrusage
fc5607f8 2967check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2968check_func gettimeofday
094c09bb 2969check_func inet_aton $network_extralibs
abfc8d05 2970check_func isatty
a5b64584 2971check_func localtime_r
4ae40685 2972check_func ${malloc_prefix}memalign && enable memalign
7483e694 2973check_func mkstemp
0328b9ea 2974check_func mmap
4ae40685 2975check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2976check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2977check_func setrlimit
87958234 2978check_func strerror_r
6379900c 2979check_func strptime
47941088 2980check_func strtok_r
ea4d5f48 2981check_func sched_getaffinity
bcc73960 2982check_func sysconf
b9e22269 2983check_func sysctl
d3d3a32c 2984check_func usleep
b507ebd1 2985check_func_headers io.h setmode
b4675d0f 2986check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2987check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2988check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2989check_func_headers windows.h GetProcessTimes
61183b5a 2990check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2991check_func_headers windows.h MapViewOfFile
d3d3a32c 2992check_func_headers windows.h Sleep
7c5bfe7a 2993check_func_headers windows.h VirtualAlloc
6ffa87d3 2994
a98bb16d 2995check_header dlfcn.h
fa845061 2996check_header dxva.h
92c6a099 2997check_header dxva2api.h
3b1ab197 2998check_header io.h
a98bb16d 2999check_header malloc.h
bf6ce82d 3000check_header poll.h
b58412f1 3001check_header sys/mman.h
06bb5905 3002check_header sys/param.h
b091aa44 3003check_header sys/resource.h
bf6ce82d 3004check_header sys/select.h
e64bceea 3005check_header sys/time.h
542920b7 3006check_header unistd.h
272081b0
CEH
3007check_header vdpau/vdpau.h
3008check_header vdpau/vdpau_x11.h
d3d3a32c 3009check_header windows.h
68178ca9 3010check_header X11/extensions/XvMClib.h
a98bb16d 3011
a4fa192c 3012disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3013disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3014
ff3755cb
JG
3015if ! disabled w32threads && ! enabled pthreads; then
3016 check_func _beginthreadex && enable w32threads
3017fi
3018
57bd82d4
MR
3019# check for some common methods of building with pthread support
3020# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3021if ! disabled pthreads && ! enabled w32threads; then
3022 enable pthreads
9e7fd101
MR
3023 if check_func pthread_create; then
3024 :
3025 elif check_func pthread_create -pthread; then
3026 add_cflags -pthread
afc9aee2 3027 add_extralibs -pthread
9e7fd101
MR
3028 elif check_func pthread_create -pthreads; then
3029 add_cflags -pthreads
afc9aee2 3030 add_extralibs -pthreads
8d94f606
GT
3031 elif check_func pthread_create -lpthreadGC2; then
3032 add_extralibs -lpthreadGC2
9e7fd101 3033 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3034 disable pthreads
9e7fd101 3035 fi
57bd82d4
MR
3036fi
3037
8eee7025 3038for thread in $THREADS_LIST; do
e5f94c2b 3039 if enabled $thread; then
3ae3b721
RP
3040 test -n "$thread_type" &&
3041 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3042 thread_type="$thread"
e5f94c2b
RP
3043 fi
3044done
3045
50f7c296 3046check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3047enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3048
15333562 3049check_mathfunc cbrtf
645d2652
MR
3050check_mathfunc exp2
3051check_mathfunc exp2f
46df708b
MS
3052check_mathfunc isinf
3053check_mathfunc isnan
645d2652 3054check_mathfunc llrint
07876e25 3055check_mathfunc llrintf
645d2652
MR
3056check_mathfunc log2
3057check_mathfunc log2f
3058check_mathfunc lrint
3059check_mathfunc lrintf
183b1c22 3060check_mathfunc rint
645d2652
MR
3061check_mathfunc round
3062check_mathfunc roundf
23d3931a 3063check_mathfunc trunc
645d2652 3064check_mathfunc truncf
f32adb22 3065
57bd82d4 3066# these are off by default, so fail if requested and not available
a1b3c5a3 3067enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3068enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3069enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3070enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3071enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3072enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3073enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3074enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3075enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3076enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3077enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3078enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3079enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3080enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3081enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3082enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3083enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3084enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3085enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3086enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3087enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3088enabled libvpx && {
3089 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3090 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3091 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3092 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3093enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3094 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3095 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3096enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3097enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3098enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3099 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3100 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3101 die "ERROR: openssl not found"; }
8ac17293 3102
acd554c1
SP
3103if enabled gnutls; then
3104 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3105 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3106fi
3107
0b4a1821
AS
3108# libdc1394 check
3109if enabled libdc1394; then
3110 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3111 enable libdc1394_2; } ||
3112 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3113 enable libdc1394_1; } ||
3114 die "ERROR: No version of libdc1394 found "
3115fi
3116
9bd41bb1 3117if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3118 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3119 enable sdl &&
3120 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3121fi
57bd82d4 3122
2270b4b2 3123texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3124
c6f95144 3125check_header linux/fb.h
06e31011 3126check_header linux/videodev2.h
a6a4793d
LB
3127check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3128
1b6e8b73 3129check_header sys/videoio.h
47f38850 3130
27796dc3 3131check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3132# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3133# w32api 3.12 had it defined wrong
3134check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3135
f8aa696f 3136# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3137{ check_header dev/bktr/ioctl_meteor.h &&
3138 check_header dev/bktr/ioctl_bt848.h; } ||
3139{ check_header machine/ioctl_meteor.h &&
3140 check_header machine/ioctl_bt848.h; } ||
3141{ check_header dev/video/meteor/ioctl_meteor.h &&
3142 check_header dev/video/bktr/ioctl_bt848.h; } ||
3143check_header dev/ic/bt8xx.h
f8aa696f 3144
15d59d2c 3145check_header sndio.h
c7682de0
RP
3146check_header sys/soundcard.h
3147check_header soundcard.h
deb29777 3148
b6f3d925 3149enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3150
8772997d
SM
3151enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3152 check_func jack_port_get_latency_range -ljack
80ff8a16 3153
15d59d2c
B
3154enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3155
e417d80d
AK
3156enabled libcdio &&
3157 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3158
4a584eda
JA
3159enabled x11grab &&
3160require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3161require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3162require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3163
ac3dbb4d
SZ
3164# check for VDA header
3165if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3166 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3167fi
3168
598ef02b 3169if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3170check_cpp_condition \
3171 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3172 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3173 disable vdpau; }
abf649c7 3174fi
deda2a4a 3175
95e561ec 3176enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3177
3178# add some useful compiler flags if supported
3179check_cflags -Wdeclaration-after-statement
dcd479c0 3180check_cflags -Wall
440e3b2f 3181check_cflags -Wno-parentheses
dcd479c0 3182check_cflags -Wno-switch
b36518dc 3183check_cflags -Wno-format-zero-length
c07bd6a9
MN
3184check_cflags -Wdisabled-optimization
3185check_cflags -Wpointer-arith
3186check_cflags -Wredundant-decls
cc1fb623 3187check_cflags -Wno-pointer-sign
f4929996 3188check_cflags -Wcast-qual
9aceb3cf 3189check_cflags -Wwrite-strings
652a5bf6 3190check_cflags -Wtype-limits
764551c6 3191check_cflags -Wundef
fc298fd9 3192check_cflags -Wmissing-prototypes
c2ed91de 3193check_cflags -Wstrict-prototypes
5af4e0cc 3194enabled extra_warnings && check_cflags -Winline
cf9d24ad 3195
57bd82d4 3196# add some linker flags
5c0e9479 3197check_ldflags -Wl,--warn-common
3510a133 3198check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3199test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3200
47876d66 3201enabled xmm_clobber_test &&
7e4d9d5d
RB
3202 check_ldflags -Wl,--wrap,avcodec_open2 \
3203 -Wl,--wrap,avcodec_decode_audio4 \
3204 -Wl,--wrap,avcodec_decode_video2 \
3205 -Wl,--wrap,avcodec_decode_subtitle2 \
3206 -Wl,--wrap,avcodec_encode_audio2 \
3207 -Wl,--wrap,avcodec_encode_video \
3208 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3209 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3210 disable xmm_clobber_test
3211
a482e61b 3212echo "X{};" > $TMPV
b462d132 3213if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3214 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3215 check_cc <<EOF && enable symver_asm_label
3216void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3217void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3218EOF
3219 check_cc <<EOF && enable symver_gnu_asm
3220__asm__(".symver ff_foo,av_foo@VERSION");
3221void ff_foo(void) {}
3222EOF
3223fi
a482e61b 3224
9cd7b854
MR
3225if [ -n "$optflags" ]; then
3226 add_cflags $optflags
3227elif enabled small; then
01d31e16 3228 add_cflags $cflags_size
8400d6b8 3229elif enabled optimizations; then
01d31e16 3230 add_cflags $cflags_speed
b05394a0 3231else
01d31e16 3232 add_cflags $cflags_noopt
cddf3f45 3233fi
11fdbc44 3234check_cflags -fno-math-errno
b2eb2ff0 3235check_cflags -fno-signed-zeros
cddf3f45 3236
629687f6 3237if enabled icc; then
b1598b58
MR
3238 # Just warnings, no remarks
3239 check_cflags -w1
3240 # -wd: Disable following warnings
3241 # 144, 167, 556: -Wno-pointer-sign
91bcad19