Revert "wmapro: prevent division by zero when sample rate is unspecified"
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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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
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
06454877
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
DB
93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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
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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
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158 --enable-outdev=NAME enable output device NAME
159 --disable-outdev=NAME disable output device NAME
06454877
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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
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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
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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
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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
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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
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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 [$cc_default]
06454877
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213 --ld=LD use linker LD
214 --host-cc=HOSTCC use host C compiler HOSTCC
215 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
216 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
217 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 218 --host-os=OS compiler host OS [$target_os]
06454877
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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
246 --disable-mmx2 disable MMX2 optimizations
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
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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 "$logfile" produced by configure as this will help
313solving the problem.
2ba042a7
MR
314EOF
315 fi
57bd82d4
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316 exit 1
317}
318
6c6007d6 319# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 320toupper(){
6c6007d6 321 echo "$@" | 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
d7f0920b 1057 mmx2
6b18d278 1058 neon
799fde37 1059 ppc4xx
1bb04d5a 1060 sse
9eeed841 1061 ssse3
93eb8e4d 1062 vfpv3
bd9d34a0 1063 vis
3f5b56e5
MR
1064'
1065
a3e02a8c
MR
1066HAVE_LIST_PUB='
1067 bigendian
d268eee9 1068 fast_unaligned
a3e02a8c
MR
1069'
1070
3f5b56e5
MR
1071HAVE_LIST="
1072 $ARCH_EXT_LIST
a3e02a8c 1073 $HAVE_LIST_PUB
3f5b56e5 1074 $THREADS_LIST
be1a839c 1075 aligned_malloc
59782b82 1076 aligned_stack
35fd8122 1077 alsa_asoundlib_h
3f5b56e5 1078 altivec_h
c9fdab0d 1079 arpa_inet_h
6308729e 1080 asm_mod_y
dffb41b9 1081 attribute_may_alias
e7ea5e3d 1082 attribute_packed
15333562 1083 cbrtf
ecf97f22 1084 closesocket
1ac9331a 1085 cmov
c0ee695b 1086 cpuid
c88f5d72 1087 dcbzl
f8aa696f
DB
1088 dev_bktr_ioctl_bt848_h
1089 dev_bktr_ioctl_meteor_h
1090 dev_ic_bt8xx_h
f8aa696f 1091 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1092 dev_video_meteor_ioctl_meteor_h
18b67ae5 1093 dlfcn_h
c88f5d72 1094 dlopen
bc574408 1095 dos_paths
fa845061 1096 dxva_h
245626d0
DB
1097 ebp_available
1098 ebx_available
6b7c7703
VS
1099 exp2
1100 exp2f
c2a29455 1101 fast_64bit
669b5583 1102 fast_clz
7073e9fc 1103 fast_cmov
534a2231 1104 fcntl
9d99cc5a 1105 fork
84882df6 1106 getaddrinfo
da9e86f8 1107 gethrtime
667fb97a 1108 getopt
02e8f427 1109 GetProcessAffinityMask
fc5607f8 1110 GetProcessMemoryInfo
4e68cb8a 1111 GetProcessTimes
61183b5a 1112 GetSystemTimeAsFileTime
66be5b45 1113 getrusage
61183b5a 1114 gettimeofday
a49d3025 1115 gnu_as
2f0c136e 1116 ibm_asm
2e1913b1 1117 inet_aton
61d251db 1118 inline_asm
3b1ab197 1119 io_h
abfc8d05 1120 isatty
46df708b
MS
1121 isinf
1122 isnan
8772997d 1123 jack_port_get_latency_range
9f5ff83f 1124 ldbrx
0b4a1821
AS
1125 libdc1394_1
1126 libdc1394_2
a33cab3a 1127 llrint
07876e25 1128 llrintf
d96cd429
MR
1129 local_aligned_16
1130 local_aligned_8
a5b64584 1131 localtime_r
291fd18a 1132 log2
6b7c7703 1133 log2f
85dd97ad 1134 loongson
a33cab3a 1135 lrint
c88f5d72 1136 lrintf
f8aa696f
DB
1137 machine_ioctl_bt848_h
1138 machine_ioctl_meteor_h
c88f5d72 1139 malloc_h
73f6d31e 1140 MapViewOfFile
c88f5d72 1141 memalign
6ffa87d3 1142 mkstemp
f80ddd5b 1143 mm_empty
0328b9ea 1144 mmap
d3d3a32c 1145 nanosleep
5699884c 1146 netinet_sctp_h
3e0b1c9a 1147 poll_h
1f91cdce 1148 posix_memalign
07b28702 1149 rdtsc
183b1c22 1150 rint
a33cab3a
MK
1151 round
1152 roundf
358d854d 1153 rweflags
ea4d5f48 1154 sched_getaffinity
c88f5d72
MR
1155 sdl
1156 sdl_video_size
b507ebd1 1157 setmode
3e0b1c9a 1158 setrlimit
d3d3a32c 1159 Sleep
15d59d2c 1160 sndio_h
72be9e73 1161 socklen_t
deb29777 1162 soundcard_h
87958234 1163 strerror_r
6379900c 1164 strptime
47941088 1165 strtok_r
c0018613 1166 struct_addrinfo
75d339e0
MS
1167 struct_group_source_req
1168 struct_ip_mreq_source
b4d68544 1169 struct_ipv6_mreq
cdee08e3 1170 struct_pollfd
3e0b1c9a 1171 struct_rusage_ru_maxrss
b4d68544 1172 struct_sockaddr_in6
3b2372bf 1173 struct_sockaddr_sa_len
33a4dbdd 1174 struct_sockaddr_storage
a6a4793d 1175 struct_v4l2_frmivalenum_discrete
b462d132 1176 symver
b462d132 1177 symver_asm_label
3e0b1c9a 1178 symver_gnu_asm
bcc73960 1179 sysconf
b9e22269 1180 sysctl
b58412f1 1181 sys_mman_h
06bb5905 1182 sys_param_h
b091aa44 1183 sys_resource_h
81644c2e 1184 sys_select_h
deb29777 1185 sys_soundcard_h
e64bceea 1186 sys_time_h
1b6e8b73 1187 sys_videoio_h
b265431e 1188 threads
23d3931a 1189 trunc
7b04b8a0 1190 truncf
542920b7 1191 unistd_h
d3d3a32c 1192 usleep
ce742de2 1193 vfp_args
7c5bfe7a 1194 VirtualAlloc
d3d3a32c 1195 windows_h
6ff3f3e7 1196 winsock2_h
cc078b5d 1197 xform_asm
3f150ffb 1198 xgetbv
6f74fb03 1199 xmm_clobbers
304d586d 1200 yasm
0cb78cef 1201"
44161118 1202
b6bb00b0
MR
1203# options emitted with CONFIG_ prefix but not available on command line
1204CONFIG_EXTRA="
87849592 1205 aandcttables
bfe9f48a 1206 ac3dsp
dc4f5a1c 1207 avutil
bfe9f48a 1208 gcrypt
478fd534 1209 golomb
9cad0e4e 1210 gplv3
478fd534
DB
1211 h264chroma
1212 h264dsp
1213 h264pred
915a2a0a 1214 h264qpel
478fd534 1215 huffman
9cad0e4e 1216 lgplv3
478fd534 1217 lpc
bfe9f48a
DB
1218 mpegaudiodsp
1219 nettle
1220 rtpdec
1221 sinewin
ab9f9876 1222 vp3dsp
b6bb00b0
MR
1223"
1224
520cc7f1 1225CMDLINE_SELECT="
3f5b56e5 1226 $ARCH_EXT_LIST
520cc7f1 1227 $CONFIG_LIST
8eee7025 1228 $THREADS_LIST
c8a4ae00 1229 asm
db6107b6 1230 cross_compile
520cc7f1
MR
1231 debug
1232 extra_warnings
8c6afa4d 1233 logging
d2bbb2f7 1234 optimizations
9baec618 1235 symver
7595a5e4 1236 yasm
520cc7f1 1237"
426be5dc
DB
1238
1239PATHS_LIST='
d156bede 1240 bindir
14a8acf1 1241 datadir
26759c44
MR
1242 incdir
1243 libdir
26759c44
MR
1244 mandir
1245 prefix
1246 shlibdir
426be5dc
DB
1247'
1248
1249CMDLINE_SET="
1250 $PATHS_LIST
121d78d0 1251 ar
426be5dc 1252 arch
313c46a6 1253 as
426be5dc
DB
1254 build_suffix
1255 cc
1256 cpu
1257 cross_prefix
50567afa 1258 dep_cc
ac63af34 1259 extra_version
9da6609f
MR
1260 host_cc
1261 host_cflags
1262 host_ldflags
1263 host_libs
82bb3329 1264 host_os
684b28e0 1265 ld
426be5dc 1266 logfile
4ae40685 1267 malloc_prefix
89641463 1268 nm
9cd7b854 1269 optflags
3f8040db 1270 pkg_config
2fad0977 1271 samples
c5200f17
MR
1272 sysinclude
1273 sysroot
a7ada2ba 1274 target_exec
26759c44 1275 target_os
a7ada2ba 1276 target_path
426be5dc 1277"
520cc7f1 1278
89f2932b
MR
1279CMDLINE_APPEND="
1280 extra_cflags
1281"
1282
912f3148
DB
1283# code dependency declarations
1284
9eeed841 1285# architecture extensions
808fa33c 1286
a2fc0f6a
MR
1287armv5te_deps="arm"
1288armv6_deps="arm"
ab5cb084 1289armv6t2_deps="arm"
a2fc0f6a 1290armvfp_deps="arm"
808fa33c 1291neon_deps="arm"
93eb8e4d 1292vfpv3_deps="armvfp"
808fa33c 1293
e241ba14 1294mmi_deps="mips"
808fa33c
MR
1295
1296altivec_deps="ppc"
1297ppc4xx_deps="ppc"
1298
1299vis_deps="sparc"
1300
7f8c3d1f 1301x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1302amd3dnow_deps="mmx"
1303amd3dnowext_deps="amd3dnow"
9eeed841 1304mmx_deps="x86"
75aa95a6 1305mmx2_deps="mmx"
75aa95a6
DB
1306sse_deps="mmx"
1307ssse3_deps="sse"
87f1355f 1308avx_deps="ssse3"
79687079 1309fma4_deps="avx"
9eeed841 1310
59782b82 1311aligned_stack_if_any="ppc x86"
e939cedd 1312fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1313fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1314fast_unaligned_if_any="armv6 ppc x86"
669b5583 1315
6fec122a 1316inline_asm_deps="!tms470"
3e0b1c9a 1317need_memalign="altivec neon sse"
89e053f8 1318
b462d132
MR
1319symver_if_any="symver_asm_label symver_gnu_asm"
1320
26fbcc85 1321# subsystems
dc609252 1322dct_select="rdft"
26fbcc85
MR
1323mdct_select="fft"
1324rdft_select="fft"
c4f5c2d6 1325mpegaudiodsp_select="dct"
26fbcc85 1326
5666fd73 1327# decoders / encoders / hardware accelerators
cfc2a0cf 1328aac_decoder_select="mdct sinewin"
4538729a 1329aac_encoder_select="mdct sinewin"
136e19e1 1330aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1331ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1332ac3_encoder_select="mdct ac3dsp"
3d269059 1333ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1334alac_encoder_select="lpc"
b781cc12 1335amrnb_decoder_select="lsp"
2b2a597e 1336amrwb_decoder_select="lsp"
4538729a 1337atrac1_decoder_select="mdct sinewin"
26fbcc85 1338atrac3_decoder_select="mdct"
a33657ce
DB
1339binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1340binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1341cavs_decoder_select="golomb"
4538729a 1342cook_decoder_select="mdct sinewin"
2eef7c62 1343cscd_decoder_suggest="zlib"
26fbcc85 1344dca_decoder_select="mdct"
87849592 1345dnxhd_encoder_select="aandcttables"
2eef7c62 1346dxa_decoder_select="zlib"
baf91bb9 1347eac3_decoder_select="ac3_decoder"
aa47c35d 1348eac3_encoder_select="mdct ac3dsp"
87849592
DB
1349eamad_decoder_select="aandcttables"
1350eatgq_decoder_select="aandcttables"
1351eatqi_decoder_select="aandcttables"
4f034993
MR
1352ffv1_decoder_select="golomb"
1353flac_decoder_select="golomb"
f4d608e3 1354flac_encoder_select="golomb lpc"
2eef7c62
AJ
1355flashsv_decoder_select="zlib"
1356flashsv_encoder_select="zlib"
c2d23309 1357flashsv2_decoder_select="zlib"
4414137e 1358flv_decoder_select="h263_decoder"
4d4b4bd1 1359flv_encoder_select="h263_encoder"
3447f12d 1360fraps_decoder_select="huffman"
87849592 1361h261_encoder_select="aandcttables"
7f647ae0 1362h263_decoder_select="h263_parser"
87849592 1363h263_encoder_select="aandcttables"
95a61cfc 1364h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1365h263i_decoder_select="h263_decoder"
fe629c2d 1366h263p_encoder_select="h263_encoder"
915a2a0a 1367h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1368h264_dxva2_hwaccel_deps="dxva2api_h"
1369h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1370h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1371h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1372h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1373iac_decoder_select="fft mdct sinewin"
56c8227d 1374imc_decoder_select="fft mdct sinewin"
4f034993
MR
1375jpegls_decoder_select="golomb"
1376jpegls_encoder_select="golomb"
87849592 1377ljpeg_encoder_select="aandcttables"
4f034993 1378loco_decoder_select="golomb"
87849592 1379mjpeg_encoder_select="aandcttables"
2cca233b 1380mlp_decoder_select="mlp_parser"
c4f5c2d6 1381mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1382mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1383mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1384mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1385mp3_decoder_select="mpegaudiodsp"
1386mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1387mp3adufloat_decoder_select="mpegaudiodsp"
1388mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1389mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1390mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1391mpc7_decoder_select="mpegaudiodsp"
1392mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1393mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1394mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1395mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1396mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
87849592 1397mpeg1video_encoder_select="aandcttables"
164aab02
LA
1398mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1399mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1400mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
87849592 1401mpeg2video_encoder_select="aandcttables"
3e0b1c9a
DB
1402mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1403mpeg4_encoder_select="h263_encoder"
95a61cfc 1404mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1405mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1406msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1407msmpeg4v1_encoder_select="h263_encoder"
4414137e 1408msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1409msmpeg4v2_encoder_select="h263_encoder"
4414137e 1410msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1411msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1412nellymoser_decoder_select="mdct sinewin"
1413nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1414png_decoder_select="zlib"
1415png_encoder_select="zlib"
b781cc12 1416qcelp_decoder_select="lsp"
c4f5c2d6 1417qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1418ra_144_encoder_select="lpc"
9f43fdda 1419ralf_decoder_select="golomb"
a8beb22f 1420rv10_decoder_select="h263_decoder"
b2bf38b4 1421rv10_encoder_select="h263_encoder"
a8beb22f 1422rv20_decoder_select="h263_decoder"
b2bf38b4 1423rv20_encoder_select="h263_encoder"
915a2a0a
DB
1424rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1425rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1426shorten_decoder_select="golomb"
b781cc12 1427sipr_decoder_select="lsp"
05aec7bb 1428snow_decoder_select="dwt"
87849592
DB
1429snow_encoder_select="aandcttables dwt"
1430svq1_encoder_select="aandcttables"
915a2a0a 1431svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1432svq3_decoder_suggest="zlib"
4eef77c1 1433theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1434tiff_decoder_suggest="zlib"
1435tiff_encoder_suggest="zlib"
aec09a00 1436truehd_decoder_select="mlp_decoder"
2eef7c62 1437tscc_decoder_select="zlib"
4538729a 1438twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1439vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1440vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1441vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1442vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1443vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1444vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1445vorbis_decoder_select="mdct"
1446vorbis_encoder_select="mdct"
ab9f9876
MR
1447vp3_decoder_select="vp3dsp"
1448vp5_decoder_select="vp3dsp"
1449vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1450vp6a_decoder_select="vp6_decoder"
1451vp6f_decoder_select="vp6_decoder"
915a2a0a 1452vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1453wmapro_decoder_select="mdct sinewin"
1454wmav1_decoder_select="mdct sinewin"
1455wmav1_encoder_select="mdct sinewin"
1456wmav2_decoder_select="mdct sinewin"
1457wmav2_encoder_select="mdct sinewin"
1458wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1459wmv1_decoder_select="h263_decoder"
665507aa 1460wmv1_encoder_select="h263_encoder"
f95bfab0 1461wmv2_decoder_select="h263_decoder"
1746e2a9 1462wmv2_encoder_select="h263_encoder"
015f8ee0 1463wmv3_decoder_select="vc1_decoder"
f0f86627 1464wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1465wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1466wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1467wmv3image_decoder_select="wmv3_decoder"
0e714f88 1468zerocodec_decoder_select="zlib"
2eef7c62
AJ
1469zlib_decoder_select="zlib"
1470zlib_encoder_select="zlib"
1471zmbv_decoder_select="zlib"
1472zmbv_encoder_select="zlib"
30fd06be 1473
0afab17e 1474vaapi_deps="va_va_h"
ac3dbb4d 1475vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1476vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1477
28b80940 1478# parsers
6a7c5312 1479h264_parser_select="golomb h264dsp h264pred"
28b80940 1480
912f3148 1481# external libraries
c9171a83 1482libfaac_encoder_deps="libfaac"
37eeb5e2 1483libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1484libgsm_decoder_deps="libgsm"
1485libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1486libgsm_ms_decoder_deps="libgsm"
1487libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1488libilbc_decoder_deps="libilbc"
1489libilbc_encoder_deps="libilbc"
1cc60c47 1490libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1491libopencore_amrnb_decoder_deps="libopencore_amrnb"
1492libopencore_amrnb_encoder_deps="libopencore_amrnb"
1493libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1494libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1495libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1496libschroedinger_decoder_deps="libschroedinger"
1497libschroedinger_encoder_deps="libschroedinger"
ae14f311 1498libspeex_decoder_deps="libspeex"
b606a017 1499libspeex_encoder_deps="libspeex"
150d2772 1500libtheora_encoder_deps="libtheora"
d89e738a 1501libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1502libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1503libvorbis_encoder_deps="libvorbis"
8299a7f8 1504libvpx_decoder_deps="libvpx"
ee0e9146 1505libvpx_encoder_deps="libvpx"
1cc60c47 1506libx264_encoder_deps="libx264"
de295976 1507libxavs_encoder_deps="libxavs"
1cc60c47 1508libxvid_encoder_deps="libxvid"
30fd06be 1509
912f3148 1510# demuxers / muxers
c2dd0e9e 1511ac3_demuxer_select="ac3_parser"
647c2356 1512asf_stream_muxer_select="asf_muxer"
4e622dea 1513avisynth_demuxer_deps="avisynth"
c2dd0e9e 1514dirac_demuxer_select="dirac_parser"
5b423887 1515eac3_demuxer_select="ac3_parser"
c2dd0e9e 1516flac_demuxer_select="flac_parser"
647c2356 1517ipod_muxer_select="mov_muxer"
647c2356 1518matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1519matroska_demuxer_suggest="zlib bzlib"
1520mov_demuxer_suggest="zlib"
c2dd0e9e 1521mp3_demuxer_select="mpegaudio_parser"
647c2356 1522mp4_muxer_select="mov_muxer"
2439bd86 1523mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1524mpegtsraw_demuxer_select="mpegts_demuxer"
1525mxf_d10_muxer_select="mxf_muxer"
24ca518b 1526ogg_demuxer_select="golomb"
647c2356 1527psp_muxer_select="mov_muxer"
44594cc7 1528rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1529rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1530rtsp_demuxer_select="http_protocol rtpdec"
1531rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1532sap_demuxer_select="sdp_demuxer"
2aab70c4 1533sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1534sdp_demuxer_select="rtpdec"
f1e94694 1535spdif_muxer_select="aac_parser"
647c2356
DB
1536tg2_muxer_select="mov_muxer"
1537tgp_muxer_select="mov_muxer"
6bdaa5f4 1538w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1539
1540# indevs / outdevs
38e54a75 1541alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1542alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1543bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1544dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1545fbdev_indev_deps="linux_fb_h"
38e54a75 1546jack_indev_deps="jack_jack_h"
e417d80d 1547libcdio_indev_deps="libcdio"
38e54a75 1548libdc1394_indev_deps="libdc1394"
38e54a75
SS
1549oss_indev_deps_any="soundcard_h sys_soundcard_h"
1550oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1551pulse_indev_deps="libpulse"
15d59d2c
B
1552sndio_indev_deps="sndio_h"
1553sndio_outdev_deps="sndio_h"
38e54a75 1554v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1555vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1556vfwcap_indev_extralibs="-lavicap32"
24f8961f 1557x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1558
912f3148 1559# protocols
acd554c1
SP
1560ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1561ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1562ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1563ffrtmphttp_protocol_deps="!librtmp_protocol"
1564ffrtmphttp_protocol_select="http_protocol"
3fff6382 1565gopher_protocol_deps="network"
c40e1757
JS
1566httpproxy_protocol_deps="network"
1567httpproxy_protocol_select="tcp_protocol"
c08fb000 1568http_protocol_deps="network"
279a0c97 1569http_protocol_select="tcp_protocol"
183baead 1570https_protocol_select="tls_protocol"
c3b57d6e
DB
1571librtmp_protocol_deps="librtmp"
1572librtmpe_protocol_deps="librtmp"
1573librtmps_protocol_deps="librtmp"
1574librtmpt_protocol_deps="librtmp"
1575librtmpte_protocol_deps="librtmp"
c60a2d70 1576mmsh_protocol_select="http_protocol"
b4cf3f6c 1577mmst_protocol_deps="network"
c3b57d6e 1578rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1579rtmp_protocol_select="tcp_protocol"
acd554c1 1580rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1581rtmps_protocol_deps="!librtmp_protocol"
1582rtmps_protocol_select="tls_protocol"
775c4d36 1583rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1584rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1585rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1586rtp_protocol_select="udp_protocol"
5699884c 1587sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1588tcp_protocol_deps="network"
558d192d
MS
1589tls_protocol_deps_any="openssl gnutls"
1590tls_protocol_select="tcp_protocol"
c08fb000
AB
1591udp_protocol_deps="network"
1592
6ebf0bfc 1593# filters
13fabd7a 1594blackframe_filter_deps="gpl"
ce6b6ef6 1595boxblur_filter_deps="gpl"
68b79bfc 1596cropdetect_filter_deps="gpl"
b157be1f 1597delogo_filter_deps="gpl"
a5b64584 1598drawtext_filter_deps="libfreetype"
2e5ff4d0 1599frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1600frei0r_filter_extralibs='$ldl'
a42bb9d6 1601frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1602frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1603hqdn3d_filter_deps="gpl"
d371e7b9 1604resample_filter_deps="avresample"
cf69ad35 1605ocv_filter_deps="libopencv"
2f296e39 1606scale_filter_deps="swscale"
acbac567 1607yadif_filter_deps="gpl"
6ebf0bfc 1608
5a0f7131
MR
1609# libraries
1610avdevice_deps="avcodec avformat"
1611avformat_deps="avcodec"
f7679c54 1612
912f3148 1613# programs
ce03b088
AK
1614avconv_deps="avcodec avfilter avformat avresample swscale
1615 aformat_filter asyncts_filter
1616 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1617avplay_deps="avcodec avformat swscale sdl"
1618avplay_select="rdft"
9e12f0bf 1619avprobe_deps="avcodec avformat"
b263bf66 1620avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1621avserver_extralibs='$ldl'
a2830dca 1622
c73f65d9 1623doc_deps="texi2html"
912f3148 1624
57442411
MR
1625# tests
1626
388ff813
DB
1627mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1628seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1629
57442411
MR
1630test_deps(){
1631 suf1=$1
1632 suf2=$2
1633 shift 2
1634 for v; do
1635 dep=${v%=*}
1636 tests=${v#*=}
1637 for name in ${tests}; do
908f12f3 1638 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1639 done
1640 done
1641}
1642
57442411
MR
1643test_deps _muxer _demuxer \
1644 aiff \
1645 pcm_alaw=alaw \
1646 asf \
1647 au \
1648 avi \
1649 dv=dv_fmt \
1650 ffm \
1651 flv=flv_fmt \
1652 gxf \
1653 matroska=mkv \
1654 mmf \
1655 mov \
1656 pcm_mulaw=mulaw \
0218808d 1657 mxf="mxf mxf_d10" \
57442411
MR
1658 nut \
1659 ogg \
1660 rawvideo=pixfmt \
1661 rm \
1662 swf \
1663 mpegts=ts \
1664 voc \
1665 wav \
1666 yuv4mpegpipe=yuv4mpeg \
1667
de6d9b64 1668# default parameters
8a608357 1669
19bd477d 1670logfile="config.log"
8a608357
MR
1671
1672# installation paths
c9d19248
MR
1673prefix_default="/usr/local"
1674bindir_default='${prefix}/bin'
6291d7e4 1675datadir_default='${prefix}/share/avconv'
c9d19248
MR
1676incdir_default='${prefix}/include'
1677libdir_default='${prefix}/lib'
1678mandir_default='${prefix}/share/man'
1679shlibdir_default="$libdir_default"
8a608357
MR
1680
1681# toolchain
121d78d0 1682ar_default="ar"
13c7df3d 1683cc_default="gcc"
9da6609f 1684host_cc_default="gcc"
11e6d03a 1685ln_s="ln -sf"
89641463 1686nm_default="nm"
11e6d03a 1687objformat="elf"
3f8040db 1688pkg_config_default=pkg-config
be7109c1 1689ranlib="ranlib"
11e6d03a 1690yasmexe="yasm"
8a608357 1691
8182dc34 1692nm_opts='-g'
3e0b1c9a 1693nogas=":"
8182dc34 1694
8a608357 1695# machine
8d4c00ed 1696arch_default=$(uname -m)
38d0a8aa 1697cpu="generic"
8a608357 1698
8a608357 1699# OS
8d4c00ed
MR
1700target_os_default=$(tolower $(uname -s))
1701host_os=$target_os_default
8a608357 1702
8a608357 1703# configurable options
055c61b8
DB
1704enable $PROGRAM_LIST
1705
5a0f7131
MR
1706enable avcodec
1707enable avdevice
cccc039f 1708enable avfilter
5a0f7131 1709enable avformat
c8af852b 1710enable avresample
dc4f5a1c 1711enable avutil
3e0b1c9a
DB
1712enable swscale
1713
3e0b1c9a
DB
1714enable asm
1715enable debug
1716enable doc
1717enable fastdiv
497237c7 1718enable network
8400d6b8 1719enable optimizations
8cfbbd92 1720enable safe_bitstream_reader
530dc538 1721enable static
a9ddb5b1 1722enable swscale_alpha
8a608357 1723
8a608357 1724# build settings
9987769a 1725SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1726AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1727LIBPREF="lib"
1728LIBSUF=".a"
c5f14466
RP
1729FULLNAME='$(NAME)$(BUILDSUF)'
1730LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1731SLIBPREF="lib"
1732SLIBSUF=".so"
c5f14466 1733SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1734SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1735SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1736LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1737SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1738SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1739
68485d1f
MR
1740asflags_filter=echo
1741cflags_filter=echo
64933b6c
MR
1742ldflags_filter=echo
1743
23565c26 1744AS_C='-c'
bc877faf 1745AS_O='-o $@'
23565c26 1746CC_C='-c'
18031c49 1747CC_E='-E -o $@'
7e6c86e6 1748CC_O='-o $@'
a758c5e2 1749LD_O='-o $@'
23565c26 1750HOSTCC_C='-c'
a758c5e2 1751HOSTCC_O='-o $@'
7e6c86e6 1752
1d01fee9 1753host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1754host_libs='-lm'
6c3fa06a
MR
1755host_cflags_filter=echo
1756host_ldflags_filter=echo
9da6609f 1757
9b861379 1758target_path='$(CURDIR)'
a7ada2ba 1759
a158446b
MR
1760# since the object filename is not given with the -MM flag, the compiler
1761# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1762DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1763DEPFLAGS='-MM'
315c741d 1764
c597172e 1765# find source path
24524f36 1766if test -f configure; then
f038cf3c 1767 source_path=.
c597172e 1768else
8477f2de 1769 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1770 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1771 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1772 test -e "$source_path/config.h" &&
1773 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1774fi
1775
13cbe2c0 1776for v in "$@"; do
b04251c5
MR
1777 r=${v#*=}
1778 l=${v%"$r"}
1779 r=$(sh_quote "$r")
29ba0911 1780 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1781done
c597172e 1782
73ef8980
MR
1783find_things(){
1784 thing=$1
1785 pattern=$2
1786 file=$source_path/$3
932ccf39 1787 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1788}
1789
1790ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1791DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1792HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1793PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1794BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1795MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1796DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1797OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1798INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1799PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1800FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1801
54e75be4
DB
1802ALL_COMPONENTS="
1803 $BSF_LIST
1804 $DECODER_LIST
1805 $DEMUXER_LIST
1806 $ENCODER_LIST
1807 $FILTER_LIST
1808 $HWACCEL_LIST
1809 $INDEV_LIST
1810 $MUXER_LIST
1811 $OUTDEV_LIST
1812 $PARSER_LIST
1813 $PROTOCOL_LIST
1814"
1815
57442411 1816find_tests(){
b9d5f1b7 1817 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1818}
1819
57442411 1820LAVF_TESTS=$(find_tests lavf)
48c28162 1821LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1822SEEK_TESTS=$(find_tests seek seek_)
57442411 1823
7263cd55 1824ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1825
8469ae22
MR
1826for n in $COMPONENT_LIST; do
1827 v=$(toupper ${n%s})_LIST
1828 eval enable \$$v
1829 eval ${n}_if_any="\$$v"
1830done
1831
54e75be4 1832enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1833
1834die_unknown(){
1835 echo "Unknown option \"$1\"."
1836 echo "See $0 --help for available options."
1837 exit 1
1838}
1839
794f8e97 1840show_list() {
bf0c4afa
RP
1841 suffix=_$1
1842 shift
2b444ea7 1843 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1844 exit 0
1845}
1846
c597172e 1847for opt do
7483e694
DB
1848 optval="${opt#*=}"
1849 case "$opt" in
0f010b2f 1850 --extra-ldflags=*) add_ldflags $optval
7483e694 1851 ;;
0f010b2f 1852 --extra-libs=*) add_extralibs $optval
7483e694 1853 ;;
8fb1cb58 1854 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1855 ;;
40bcf4c7
BL
1856 --enable-debug=*) debuglevel="$optval"
1857 ;;
36e2dea0 1858 --disable-everything)
1b15dc3c 1859 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1860 ;;
7483e694 1861 --enable-*=*|--disable-*=*)
8b93ddc3 1862 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1863 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1864 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1865 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1866 $action $(filter "$name" $list)
7483e694
DB
1867 ;;
1868 --enable-?*|--disable-?*)
5e622c40 1869 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1870 if is_in $option $COMPONENT_LIST; then
fed5d54b 1871 test $action = disable && action=unset
e3773a55
MR
1872 eval $action \$$(toupper ${option%s})_LIST
1873 elif is_in $option $CMDLINE_SELECT; then
1874 $action $option
1875 else
1876 die_unknown $opt
1877 fi
7483e694
DB
1878 ;;
1879 --list-*)
1880 NAME="${opt#--list-}"
1881 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1882 NAME=${NAME%s}
1883 eval show_list $NAME \$$(toupper $NAME)_LIST
1884 ;;
1885 --help|-h) show_help
1886 ;;
1887 *)
884a36a7 1888 optname="${opt%%=*}"
26759c44
MR
1889 optname="${optname#--}"
1890 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1891 if is_in $optname $CMDLINE_SET; then
1892 eval $optname='$optval'
1893 elif is_in $optname $CMDLINE_APPEND; then
1894 append $optname "$optval"
1895 else
1896 die_unknown $opt
1897 fi
7483e694
DB
1898 ;;
1899 esac
c597172e
MR
1900done
1901
bcea99bb
MR
1902disabled logging && logfile=/dev/null
1903
29ba0911 1904echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1905set >> $logfile
1906
9da6609f
MR
1907test -n "$cross_prefix" && enable cross_compile
1908
8d4c00ed
MR
1909if enabled cross_compile; then
1910 test -n "$arch" && test -n "$target_os" ||
1911 die "Must specify target arch and OS when cross-compiling"
1912fi
1913
1914set_default arch target_os
1915
121d78d0 1916ar_default="${cross_prefix}${ar_default}"
11e6d03a 1917cc_default="${cross_prefix}${cc_default}"
20e0ed95 1918nm_default="${cross_prefix}${nm_default}"
3f8040db 1919pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1920ranlib="${cross_prefix}${ranlib}"
adb2b908 1921
c5200f17
MR
1922sysinclude_default="${sysroot}/usr/include"
1923
e0be794a 1924set_default cc nm pkg_config sysinclude
9da6609f
MR
1925enabled cross_compile || host_cc_default=$cc
1926set_default host_cc
13c7df3d 1927
762f95e4
MR
1928if ! $pkg_config --version >/dev/null 2>&1; then
1929 warn "$pkg_config not found, library detection may fail."
1930 pkg_config=false
1931fi
1932
82bb3329
MR
1933exesuf() {
1934 case $1 in
1c69c79f 1935 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1936 esac
1937}
1938
1939EXESUF=$(exesuf $target_os)
1940HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1941
e4e69e0b 1942# set temporary file name
a49d42c2 1943: ${TMPDIR:=$TEMPDIR}
c51fafa1 1944: ${TMPDIR:=$TMP}
a49d42c2 1945: ${TMPDIR:=/tmp}
e4e69e0b 1946
a210bce2 1947if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1948 # simple replacement for missing mktemp
1949 # NOT SAFE FOR GENERAL USE
1950 mktemp(){
09a5c245 1951 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1952 }
1953fi
1954
1955tmpfile(){
1956 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1957 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1958 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1959 append TMPFILES $tmp
1960 eval $1=$tmp
1961}
1962
1963trap 'rm -f -- $TMPFILES' EXIT
54460a83 1964
55127e7b 1965tmpfile TMPASM .asm
3e0b1c9a
DB
1966tmpfile TMPC .c
1967tmpfile TMPE $EXESUF
1968tmpfile TMPH .h
1969tmpfile TMPO .o
1970tmpfile TMPS .S
1971tmpfile TMPSH .sh
1972tmpfile TMPV .ver
54460a83
MR
1973
1974unset -f mktemp
e4e69e0b 1975
fb3c4ffc
MR
1976chmod +x $TMPE
1977
993f2d0f
MR
1978# make sure we can execute files in $TMPDIR
1979cat > $TMPSH 2>> $logfile <<EOF
1980#! /bin/sh
1981EOF
1982chmod +x $TMPSH >> $logfile 2>&1
1983if ! $TMPSH >> $logfile 2>&1; then
1984 cat <<EOF
1985Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1986variable to another directory and make sure that it is not mounted noexec.
1987EOF
1988 die "Sanity test failed."
1989fi
993f2d0f 1990
d0c6d424
MR
1991pgi_flags(){
1992 for flag; do
1993 case $flag in
1994 -fomit-frame-pointer) echo -Mnoframe ;;
1995 -g) echo -gopt ;;
1996 *) echo $flag ;;
1997 esac
1998 done
1999}
2000
2001suncc_flags(){
2002 for flag; do
2003 case $flag in
2004 -march=*|-mcpu=*)
2005 case "${flag#*=}" in
2006 native) echo -xtarget=native ;;
2007 v9|niagara) echo -xarch=sparc ;;
2008 ultrasparc) echo -xarch=sparcvis ;;
2009 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2010 i586|pentium) echo -xchip=pentium ;;
2011 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2012 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2013 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2014 pentium4*) echo -xtarget=pentium4 ;;
2015 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2016 *-sse3) echo -xarch=sse3 ;;
2017 core2) echo -xarch=ssse3 -xchip=core2 ;;
2018 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2019 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2020 k8|opteron|athlon64|athlon-fx)
2021 echo -xarch=sse2a ;;
2022 athlon*) echo -xarch=pentium_proa ;;
2023 esac
2024 ;;
2025 -std=c99) echo -xc99 ;;
2026 -fomit-frame-pointer) echo -xregs=frameptr ;;
2027 -fPIC) echo -KPIC -xcode=pic32 ;;
2028 -W*,*) echo $flag ;;
2029 -f*-*|-W*) ;;
2030 *) echo $flag ;;
2031 esac
2032 done
2033}
2034
2035tms470_flags(){
2036 for flag; do
2037 case $flag in
2038 -march=*|-mcpu=*)
2039 case "${flag#*=}" in
2040 armv7-a|cortex-a*) echo -mv=7a8 ;;
2041 armv7-r|cortex-r*) echo -mv=7r4 ;;
2042 armv7-m|cortex-m*) echo -mv=7m3 ;;
2043 armv6*|arm11*) echo -mv=6 ;;
2044 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2045 echo -mv=5e ;;
2046 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2047 esac
2048 ;;
2049 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2050 -mfpu=vfp) echo --float_support=vfpv2 ;;
2051 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2052 -msoft-float) echo --float_support=vfplib ;;
2053 -O[0-3]|-mf=*) echo $flag ;;
2054 -g) echo -g -mn ;;
2055 -pds=*) echo $flag ;;
ad93dccb
MR
2056 -D*|-I*) echo $flag ;;
2057 --gcc|--abi=*) echo $flag ;;
2058 -me) echo $flag ;;
d0c6d424
MR
2059 esac
2060 done
2061}
2062
a758c5e2
MR
2063probe_cc(){
2064 pfx=$1
2065 _cc=$2
2066
23565c26 2067 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2068 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2069 _flags_filter=echo
2070
2071 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2072 _type=llvm_gcc
2073 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2074 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2075 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2076 _cflags_speed='-O3'
2077 _cflags_size='-Os'
2078 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2079 _type=gcc
2080 gcc_version=$($_cc --version | head -n1)
2081 gcc_basever=$($_cc -dumpversion)
2082 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2083 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2084 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2085 if ! $_cc -dumpversion | grep -q '^2\.'; then
2086 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2087 fi
2088 _cflags_speed='-O3'
2089 _cflags_size='-Os'
2090 elif $_cc --version 2>/dev/null | grep -q Intel; then
2091 _type=icc
2092 _ident=$($_cc --version | head -n1)
2093 _depflags='-MMD'
2094 _cflags_speed='-O3'
2095 _cflags_size='-Os'
2096 _cflags_noopt='-O1'
2097 elif $_cc -v 2>&1 | grep -q xlc; then
2098 _type=xlc
2099 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2100 _cflags_speed='-O5'
2101 _cflags_size='-O5 -qcompact'
2102 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2103 _type=ccc
2104 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2105 _DEPFLAGS='-M'
2106 debuglevel=3
2107 _ldflags='-Wl,-z,now' # calls to libots crash without this
2108 _cflags_speed='-fast'
2109 _cflags_size='-O1'
2110 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2111 test -d "$sysroot" || die "No valid sysroot specified."
2112 _type=armcc
2113 _ident=$($_cc --vsn | head -n1)
2114 armcc_conf="$PWD/armcc.conf"
2115 $_cc --arm_linux_configure \
2116 --arm_linux_config_file="$armcc_conf" \
2117 --configure_sysroot="$sysroot" \
2118 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2119 die "Error creating armcc configuration file."
2120 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2121 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2122 as_default="${cross_prefix}gcc"
2123 _depflags='-MMD'
2124 _cflags_speed='-O3'
2125 _cflags_size='-Os'
2126 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2127 _type=tms470
2128 _ident=$($_cc -version | head -n1 | tr -s ' ')
2129 _flags='--gcc --abi=eabi -me'
2130 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2131 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2132 _cc_o='-fe=$@'
2133 as_default="${cross_prefix}gcc"
2134 ld_default="${cross_prefix}gcc"
2135 _depflags='-ppa -ppd=$(@:.o=.d)'
2136 _cflags_speed='-O3 -mf=5'
2137 _cflags_size='-O3 -mf=2'
2138 _flags_filter=tms470_flags
2139 elif $_cc -v 2>&1 | grep -q clang; then
2140 _type=clang
2141 _ident=$($_cc --version | head -n1)
2142 _depflags='-MMD'
2143 _cflags_speed='-O3'
2144 _cflags_size='-Os'
2145 elif $_cc -V 2>&1 | grep -q Sun; then
2146 _type=suncc
2147 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2148 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2149 _DEPFLAGS='-xM1'
2150 _ldflags='-std=c99'
2151 _cflags_speed='-O5'
2152 _cflags_size='-O5 -xspace'
2153 _flags_filter=suncc_flags
2154 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2155 _type=pathscale
2156 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2157 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2158 _cflags_speed='-O2'
2159 _cflags_size='-Os'
2160 _flags_filter='filter_out -Wdisabled-optimization'
2161 elif $_cc -v 2>&1 | grep -q Open64; then
2162 _type=open64
2163 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2164 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2165 _cflags_speed='-O2'
2166 _cflags_size='-Os'
2167 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2168 elif $_cc -V 2>&1 | grep -q Portland; then
2169 _type=pgi
2170 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2171 opt_common='-alias=ansi -Mlre -Mpre'
2172 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2173 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2174 _cflags_noopt="-O1"
2175 _flags_filter=pgi_flags
aef6bd1b 2176 fi
a758c5e2
MR
2177
2178 eval ${pfx}_type=\$_type
2179 eval ${pfx}_ident=\$_ident
2180}
2181
2182set_ccvars(){
23565c26 2183 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2184 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2185 eval ${1}_O=\${_cc_o-\${${1}_O}}
2186
2187 if [ -n "$_depflags" ]; then
2188 eval ${1}_DEPFLAGS=\$_depflags
2189 else
2190 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2191 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2192 eval DEP${1}FLAGS=\$_flags
2193 fi
2194}
2195
2196probe_cc cc "$cc"
2197cflags_filter=$_flags_filter
2198cflags_speed=$_cflags_speed
2199cflags_size=$_cflags_size
2200cflags_noopt=$_cflags_noopt
2201add_cflags $_flags $_cflags
2202cc_ldflags=$_ldflags
2203set_ccvars CC
2204
2205probe_cc hostcc "$host_cc"
2206host_cflags_filter=$_flags_filter
2207host_ldflags_filter=$_flags_filter
2208add_host_cflags $_flags $_cflags
2209add_host_ldflags $_flags $_ldflags
2210set_ccvars HOSTCC
629687f6 2211
851ffa80
MR
2212test -n "$cc_type" && enable $cc_type ||
2213 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2214
75bafbac 2215: ${as_default:=$cc}
50567afa 2216: ${dep_cc_default:=$cc}
684b28e0 2217: ${ld_default:=$cc}
121d78d0 2218set_default ar as dep_cc ld
75800dce 2219
a758c5e2
MR
2220probe_cc as "$as"
2221asflags_filter=$_flags_filter
2222add_asflags $_flags $_cflags
2223set_ccvars AS
2224
2225probe_cc ld "$ld"
2226ldflags_filter=$_flags_filter
2227add_ldflags $_flags $_ldflags
2228test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2229LD_O=${_cc_o-$LD_O}
2230
2231if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2232 probe_cc depcc "$dep_cc"
2233 CCDEP=${_DEPCMD:-$DEPCMD}
2234 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2235 DEPCCFLAGS=$_flags
2236fi
07dec06e 2237
7f32f40c 2238add_cflags $extra_cflags
2f2e6c7c 2239add_asflags $extra_cflags
7f32f40c 2240
154d432c
MR
2241if test -n "$sysroot"; then
2242 case "$cc_type" in
00ba041c 2243 gcc|llvm_gcc|clang)
467256f2 2244 add_cppflags --sysroot="$sysroot"
154d432c
MR
2245 add_ldflags --sysroot="$sysroot"
2246 ;;
6fec122a
MR
2247 tms470)
2248 add_cppflags -I"$sysinclude"
2249 add_ldflags --sysroot="$sysroot"
2250 ;;
154d432c
MR
2251 esac
2252fi
2253
d22c13a8
MR
2254if test "$cpu" = host; then
2255 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2256
2257 case "$cc_type" in
613a4e3f 2258 gcc|llvm_gcc)
d22c13a8
MR
2259 check_native(){
2260 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2261 sed -n "/cc1.*$1=/{
27ce1be8
MR
2262 s/.*$1=\\([^ ]*\\).*/\\1/
2263 p
2264 q
2265 }" $TMPE
d22c13a8
MR
2266 }
2267 cpu=$(check_native -march || check_native -mcpu)
2268 ;;
2269 esac
2270
2271 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2272fi
2273
e939cedd
MR
2274# Deal with common $arch aliases
2275case "$arch" in
2276 arm*)
2277 arch="arm"
2278 ;;
2279 mips|mipsel|IP*)
2280 arch="mips"
2281 ;;
47b1860e 2282 mips64*)
e939cedd
MR
2283 arch="mips"
2284 subarch="mips64"
2285 ;;
2286 parisc|hppa)
2287 arch="parisc"
2288 ;;
2289 parisc64|hppa64)
2290 arch="parisc"
2291 subarch="parisc64"
2292 ;;
2293 "Power Macintosh"|ppc|powerpc)
2294 arch="ppc"
2295 ;;
47b1860e 2296 ppc64|powerpc64)
e939cedd
MR
2297 arch="ppc"
2298 subarch="ppc64"
2299 ;;
2300 s390|s390x)
2301 arch="s390"
2302 ;;
2303 sh4|sh)
2304 arch="sh4"
2305 ;;
2306 sun4u|sparc64)
2307 arch="sparc"
2308 subarch="sparc64"
2309 ;;
d33ed7b3 2310 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2311 arch="x86"
2312 ;;
2313esac
2314
851ffa80 2315is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2316enable $arch
e939cedd 2317
df5cdc24 2318# Add processor-specific flags
5d54c126
MR
2319if test "$cpu" = generic; then
2320 : do nothing
2321elif enabled ppc; then
343aef9b 2322
56348891
MR
2323 case $(tolower $cpu) in
2324 601|ppc601|powerpc601)
9dbd5c3d 2325 cpuflags="-mcpu=601"
64ad53ff 2326 disable altivec
9dbd5c3d 2327 ;;
56348891 2328 603*|ppc603*|powerpc603*)
9dbd5c3d 2329 cpuflags="-mcpu=603"
64ad53ff 2330 disable altivec
9dbd5c3d 2331 ;;
56348891 2332 604*|ppc604*|powerpc604*)
9dbd5c3d 2333 cpuflags="-mcpu=604"
64ad53ff 2334 disable altivec
9dbd5c3d 2335 ;;
56348891 2336 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2337 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2338 disable altivec
9dbd5c3d 2339 ;;
56348891 2340 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2341 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2342 ;;
56348891 2343 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2344 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2345 ;;
313f9fbf 2346 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2347 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2348 ;;
313f9fbf
SM
2349 power[3-7]*)
2350 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2351 ;;
56348891 2352 cell)
9dbd5c3d
MR
2353 cpuflags="-mcpu=cell"
2354 enable ldbrx
2355 ;;
7b0b81a1
AL
2356 e500v2)
2357 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2358 disable altivec
2359 ;;
2360 e500)
2361 cpuflags="-mcpu=8540 -mhard-float"
2362 disable altivec
2363 ;;
9dbd5c3d 2364 esac
343aef9b
MR
2365
2366elif enabled x86; then
2367
9dbd5c3d
MR
2368 case $cpu in
2369 i[345]86|pentium)
2370 cpuflags="-march=$cpu"
2371 disable mmx
2372 ;;
2373 # targets that do NOT support conditional mov (cmov)
2374 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2375 cpuflags="-march=$cpu"
2376 disable cmov
2377 ;;
2378 # targets that do support conditional mov (cmov)
9ddf1b1a 2379 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2380 cpuflags="-march=$cpu"
2381 enable cmov
2382 enable fast_cmov
2383 ;;
2384 # targets that do support conditional mov but on which it's slow
2385 pentium4|pentium4m|prescott|nocona)
2386 cpuflags="-march=$cpu"
2387 enable cmov
2388 disable fast_cmov
2389 ;;
2390 esac
343aef9b
MR
2391
2392elif enabled sparc; then
2393
9dbd5c3d 2394 case $cpu in
26b7199e
MK
2395 niagara)
2396 cpuflags="-mcpu=$cpu"
2397 disable vis
2398 ;;
9dbd5c3d
MR
2399 sparc64)
2400 cpuflags="-mcpu=v9"
2401 ;;
2402 esac
343aef9b
MR
2403
2404elif enabled arm; then
2405
34ba23c9
MR
2406 case $cpu in
2407 armv*)
2408 cpuflags="-march=$cpu"
c2eae137 2409 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2410 ;;
2411 *)
2412 cpuflags="-mcpu=$cpu"
c2eae137
MR
2413 case $cpu in
2414 cortex-a*) subarch=armv7a ;;
2415 cortex-r*) subarch=armv7r ;;
9e19704a 2416 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2417 arm11*) subarch=armv6 ;;
2418 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2419 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2420 esac
34ba23c9
MR
2421 ;;
2422 esac
343aef9b
MR
2423
2424elif enabled alpha; then
2425
34ba23c9 2426 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2427
2428elif enabled bfin; then
2429
34ba23c9 2430 cpuflags="-mcpu=$cpu"
343aef9b
MR
2431
2432elif enabled mips; then
2433
34ba23c9 2434 cpuflags="-march=$cpu"
343aef9b
MR
2435
2436elif enabled avr32; then
2437
9dbd5c3d
MR
2438 case $cpu in
2439 ap7[02]0[0-2])
2440 subarch="avr32_ap"
2441 cpuflags="-mpart=$cpu"
2442 ;;
2443 ap)
2444 subarch="avr32_ap"
2445 cpuflags="-march=$cpu"
2446 ;;
2447 uc3[ab]*)
2448 subarch="avr32_uc"
2449 cpuflags="-mcpu=$cpu"
2450 ;;
2451 uc)
2452 subarch="avr32_uc"
2453 cpuflags="-march=$cpu"
2454 ;;
2455 esac
df5cdc24 2456
343aef9b
MR
2457fi
2458
df5cdc24
MR
2459add_cflags $cpuflags
2460add_asflags $cpuflags
2461
993f2d0f
MR
2462# compiler sanity check
2463check_exec <<EOF
2464int main(void){ return 0; }
2465EOF
2466if test "$?" != 0; then
2467 echo "$cc is unable to create an executable file."
2468 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2469 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2470 echo "Only do this if you know what cross compiling means."
2471 fi
2472 die "C compiler test failed."
2473fi
2474
046f081b 2475add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2476check_cflags -std=c99
50a334e4 2477check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2478#include <stdlib.h>
2479EOF
50a334e4 2480check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2481#include <stdlib.h>
2482EOF
e9b9a2f8 2483
f0125de9 2484check_host_cflags -std=c99
0a6db2a2 2485check_host_cflags -Wall
f0125de9 2486
b24dbcbd 2487case "$arch" in
e939cedd 2488 alpha|ia64|mips|parisc|sparc)
8a3c8627 2489 spic=$shared
b24dbcbd 2490 ;;
e939cedd 2491 x86)
cfdb6148 2492 subarch="x86_32"
5adc829e 2493 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2494 if test "$subarch" = "x86_64"; then
e939cedd 2495 spic=$shared
de27f4d9 2496 fi
b24dbcbd 2497 ;;
b24dbcbd
RP
2498esac
2499
343aef9b 2500enable $subarch
8a3c8627 2501enabled spic && enable pic
b24dbcbd 2502
7483e694 2503# OS specific
4f854758 2504case $target_os in
a1629e28 2505 haiku)
63ae7e7c 2506 prefix_default="/boot/common"
108caaaa 2507 network_extralibs="-lnetwork"
f59c4bd6 2508 host_libs=
a1629e28 2509 ;;
7483e694 2510 sunos)
4d58e4cb 2511 AVSERVERLDFLAGS=""
9987769a 2512 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2513 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2514 network_extralibs="-lsocket -lnsl"
779222db 2515 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2516 # When using suncc to build, the Solaris linker will mark
2517 # an executable with each instruction set encountered by
2518 # the Solaris assembler. As our libraries contain their own
2519 # guards for processor-specific code, instead suppress
2520 # generation of the HWCAPS ELF section on Solaris x86 only.
2521 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2522 nm_opts='-P -g'
7483e694
DB
2523 ;;
2524 netbsd)
a1e4b3f6 2525 disable symver
07a8eef6
MR
2526 oss_indev_extralibs="-lossaudio"
2527 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2528 ;;
2529 openbsd)
7c4a001a 2530 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2531 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2532 # however the generated executable will not do anything
2533 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2534 # Thus explicitly enable PIC here.
cd78208b 2535 enable pic
a1e4b3f6 2536 disable symver
7483e694 2537 SHFLAGS='-shared'
07a8eef6
MR
2538 oss_indev_extralibs="-lossaudio"
2539 oss_outdev_extralibs="-lossaudio"
7483e694 2540 ;;
a1e4b3f6 2541 dragonfly)
a1e4b3f6
MR
2542 disable symver
2543 ;;
2544 freebsd)
7483e694
DB
2545 ;;
2546 bsd/os)
355d81df 2547 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2548 ;;
2549 darwin)
301ab19d 2550 gas="gas-preprocessor.pl $cc"
e08b8239 2551 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2552 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2553 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2554 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2555 SLIBSUF=".dylib"
2556 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2557 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2558 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2559 objformat="macho"
1b0f6fb8 2560 enabled x86_64 && objformat="macho64"
8dfa86f7 2561 enabled_any pic shared ||
2704bd1a 2562 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2563 ;;
2564 mingw32*)
9d3f4f50 2565 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2566 disable network
2567 else
2568 target_os=mingw32
2569 fi
dcc01c06 2570 LIBTARGET=i386
1fc9fb8a 2571 if enabled x86_64; then
417516f6 2572 LIBTARGET="i386:x86-64"
336cc1b0 2573 elif enabled arm; then
15c5156d 2574 LIBTARGET=arm-wince
dcc01c06 2575 fi
fbd971a4 2576 shlibdir_default="$bindir_default"
7483e694
DB
2577 SLIBPREF=""
2578 SLIBSUF=".dll"
7483e694
DB
2579 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2580 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2581 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2582 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2583 SLIB_INSTALL_LINKS=
2584 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2585 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2586 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 2587 objformat="win32"
ec10a9ab 2588 dlltool="${cross_prefix}dlltool"
bc574408 2589 enable dos_paths
1894e741 2590 check_cflags -fno-common
e26011d0
RP
2591 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2592 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2593 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2594 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2595 ;;
2596 cygwin*)
4f854758 2597 target_os=cygwin
fbd971a4 2598 shlibdir_default="$bindir_default"
7483e694
DB
2599 SLIBPREF="cyg"
2600 SLIBSUF=".dll"
2601 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2602 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2603 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2604 objformat="win32"
bc574408 2605 enable dos_paths
1894e741 2606 check_cflags -fno-common
a7a187a1 2607 add_cppflags -U__STRICT_ANSI__
7483e694 2608 ;;
4f365f37 2609 *-dos|freedos|opendos)
4f365f37 2610 network_extralibs="-lsocket"
ff1c015d 2611 objformat="coff"
bc574408 2612 enable dos_paths
a7a187a1 2613 add_cppflags -U__STRICT_ANSI__
4f365f37 2614 ;;
7483e694 2615 linux)
046f081b 2616 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2617 enable dv1394
2618 ;;
2619 irix*)
4f854758 2620 target_os=irix
7483e694
DB
2621 ranlib="echo ignoring ranlib"
2622 ;;
d22e8442 2623 os/2*)
d22e8442 2624 ln_s="cp -f"
9297f1ed 2625 objformat="aout"
e14574eb 2626 add_cppflags -D_GNU_SOURCE
355d81df 2627 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2628 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2629 AVSERVERLDFLAGS=""
287d3b13 2630 LIBSUF="_s.a"
d22e8442
DY
2631 SLIBPREF=""
2632 SLIBSUF=".dll"
2633 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2634 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2635 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2636 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2637 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2638 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2639 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2640 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2641 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2642 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2643 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2644 enable dos_paths
d22e8442 2645 ;;
83993c1c 2646 gnu/kfreebsd)
c1f54478 2647 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2648 ;;
34e82167 2649 gnu)
f60d1366 2650 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2651 ;;
d33ed7b3
MR
2652 qnx)
2653 add_cppflags -D_QNX_SOURCE
2654 network_extralibs="-lsocket"
2655 ;;
1c69c79f
MS
2656 symbian)
2657 SLIBSUF=".dll"
2658 enable dos_paths
e3bc07f4
MS
2659 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2660 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2661 add_ldflags -Wl,--target1-abs,--no-undefined \
2662 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2663 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2664 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2665 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2666 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2667 ;;
614d8911
MR
2668 none)
2669 ;;
7483e694 2670 *)
4f924f9a 2671 die "Unknown OS '$target_os'."
7483e694
DB
2672 ;;
2673esac
2674
6555acad
MR
2675esc(){
2676 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2677}
2678
2679echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2680
13cb2187
AS
2681check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2682
c9d19248
MR
2683set_default $PATHS_LIST
2684
320d060a 2685# we need to build at least one lib type
93b3c083 2686if ! enabled_any static shared; then
320d060a
DB
2687 cat <<EOF
2688At least one library type must be built.
2689Specify --enable-static to build the static libraries or --enable-shared to
2690build the shared libraries as well. To only build the shared libraries specify
2691--disable-static in addition to --enable-shared.
2692EOF
2693 exit 1;
2694fi
2695
2184c6f7 2696die_license_disabled() {
4c27207c 2697 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2698}
2699
e417d80d 2700die_license_disabled gpl libcdio
2184c6f7 2701die_license_disabled gpl libx264
de295976 2702die_license_disabled gpl libxavs
2184c6f7 2703die_license_disabled gpl libxvid
2184c6f7
DB
2704die_license_disabled gpl x11grab
2705
2f7ae63b 2706die_license_disabled nonfree libfaac
87246953 2707die_license_disabled nonfree libfdk_aac
a060866f 2708die_license_disabled nonfree openssl
b2e3c528 2709
0b175caa
DB
2710die_license_disabled version3 libopencore_amrnb
2711die_license_disabled version3 libopencore_amrwb
d89e738a 2712die_license_disabled version3 libvo_aacenc
f502ff3f 2713die_license_disabled version3 libvo_amrwbenc
0b175caa 2714
9cad0e4e 2715enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2716
40617a6d 2717disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2718
e276d9e8
MR
2719enable_pic() {
2720 enable pic
bce7b696
MR
2721 add_cppflags -DPIC
2722 add_cflags -fPIC
2723 add_asflags -fPIC
e276d9e8
MR
2724}
2725
2726enabled pic && enable_pic
bce7b696 2727
b4d96ba2
MR
2728check_cc <<EOF || die "Symbol mangling check failed."
2729int ff_extern;
2730EOF
8182dc34 2731sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2732extern_prefix=${sym%%ff_extern*}
2733
f65883c8
MR
2734check_cc <<EOF && enable inline_asm
2735void foo(void) { __asm__ volatile ("" ::); }
2736EOF
61d251db 2737
df5e3978
MR
2738_restrict=
2739for restrict_keyword in restrict __restrict__ __restrict; do
2740 check_cc <<EOF && _restrict=$restrict_keyword && break
2741void foo(char * $restrict_keyword p);
2742EOF
2743done
2744
2745check_cc <<EOF && enable attribute_packed
2746struct { int x; } __attribute__((packed)) x;
2747EOF
2748
dffb41b9
MR
2749check_cc <<EOF && enable attribute_may_alias
2750union { int x; } __attribute__((may_alias)) x;
2751EOF
2752
df5e3978
MR
2753check_cc <<EOF || die "endian test failed"
2754unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2755EOF
48fc536a 2756od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2757
e939cedd
MR
2758if enabled alpha; then
2759
2760 check_cflags -mieee
2761
2762elif enabled arm; then
e45391bb 2763
8986fddc 2764 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2765 nogas=die
50fa82e6 2766
44caaa56
MR
2767 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2768 enable vfp_args
2769 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2770 case "${cross_prefix:-$cc}" in
2771 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2772 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2773__asm__ (".eabi_attribute 28, 1");
2774int main(void) { return 0; }
2775EOF
44caaa56
MR
2776 esac
2777 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2778 fi
fa0912fe 2779
fa0912fe
MR
2780 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2781 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2782 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2783 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2784 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2785 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2786
6308729e
MR
2787 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2788
e276d9e8
MR
2789 enabled_all armv6t2 shared !pic && enable_pic
2790
fa0912fe 2791elif enabled mips; then
e45391bb 2792
fa0912fe
MR
2793 check_asm loongson '"dmult.g $1, $2, $3"'
2794 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2795
fa0912fe 2796elif enabled ppc; then
e45391bb 2797
e6a0c354
MR
2798 enable local_aligned_8 local_aligned_16
2799
135448fa 2800 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2801 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2802 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2803 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2804
2805 # AltiVec flags: The FSF version of GCC differs from the Apple version
2806 if enabled altivec; then
301ab19d 2807 nogas=warn
fa0912fe
MR
2808 check_cflags -maltivec -mabi=altivec &&
2809 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2810 check_cflags -faltivec
2811
2812 # check if our compiler supports Motorola AltiVec C API
2813 check_cc <<EOF || disable altivec
2814$inc_altivec_h
2815int main(void) {
2816 vector signed int v1, v2, v3;
2817 v1 = vec_add(v2,v3);
2818 return 0;
2819}
2820EOF
2821
2822 # check if our compiler supports braces for vector declarations
2823 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2824$inc_altivec_h
2825int main (void) { (vector int) {1}; return 0; }
2826EOF
2827 fi
e45391bb 2828
fa0912fe 2829elif enabled sparc; then
e45391bb 2830
fa0912fe
MR
2831 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2832 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2833
fa0912fe 2834elif enabled x86; then
e45391bb 2835
3f150ffb 2836 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2837 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2838 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2839 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2840
f80ddd5b
RB
2841 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2842
e6a0c354
MR
2843 enable local_aligned_8 local_aligned_16
2844
44965991
PI
2845 # check whether EBP is available on x86
2846 # As 'i' is stored on the stack, this program will crash
2847 # if the base pointer is used to access it because the
2848 # base pointer is cleared in the inline assembly code.
7dfef245 2849 check_exec_crash <<EOF && enable ebp_available
44965991 2850 volatile int i=0;
be449fca 2851 __asm__ volatile (
44965991
PI
2852 "xorl %%ebp, %%ebp"
2853 ::: "%ebp");
2854 return i;
44965991
PI
2855EOF
2856
f494213c 2857 # check whether EBX is available on x86
7cee5421
MR
2858 check_asm ebx_available '""::"b"(0)' &&
2859 check_asm ebx_available '"":::"%ebx"'
8e380710 2860
6f74fb03
RP
2861 # check whether xmm clobbers are supported
2862 check_asm xmm_clobbers '"":::"%xmm0"'
2863
d7f0920b 2864 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2865 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2866 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2867
9cca1e40 2868 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2869 if check_cmd $yasmexe --version; then
2870 enabled x86_64 && yasm_extra="-m amd64"
2871 yasm_debug="-g dwarf2"
2872 elif check_cmd nasm -v; then
2873 yasmexe=nasm
2874 yasm_debug="-g -F dwarf"
2875 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2876 fi
2877
2878 YASMFLAGS="-f $objformat $yasm_extra"
2879 enabled pic && append YASMFLAGS "-DPIC"
2880 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2881 case "$objformat" in
2882 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2883 esac
2884
48545a8f 2885 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2886 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2887 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2888 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
31a0dcb2 2889 fi
e45391bb 2890
669b5583
MR
2891 case "$cpu" in
2892 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2893 disable fast_clz
2894 ;;
2895 esac
2896
44965991
PI
2897fi
2898
301ab19d
MR
2899if enabled asm; then
2900 as=${gas:=$as}
2901 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2902 $nogas "GNU assembler not found, install gas-preprocessor"
2903fi
2904
4a7e068b
MR
2905check_ldflags -Wl,--as-needed
2906
a98bb16d
RP
2907if check_func dlopen; then
2908 ldl=
2909elif check_func dlopen -ldl; then
2910 ldl=-ldl
8bf5d58f
MN
2911fi
2912
54fe299b
DV
2913if enabled network; then
2914 check_type "sys/types.h sys/socket.h" socklen_t
2915 check_type netdb.h "struct addrinfo"
75d339e0
MS
2916 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2917 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2918 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2919 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2920 check_type poll.h "struct pollfd"
54fe299b
DV
2921 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2922 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2923 check_header netinet/sctp.h
f06dee77 2924 check_func getaddrinfo $network_extralibs
54fe299b
DV
2925 # Prefer arpa/inet.h over winsock2
2926 if check_header arpa/inet.h ; then
2927 check_func closesocket
2928 elif check_header winsock2.h ; then
47876d66
DB
2929 check_func_headers winsock2.h closesocket -lws2 &&
2930 network_extralibs="-lws2" ||
2931 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2932 network_extralibs="-lws2_32"; }
f06dee77 2933 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2934 check_type ws2tcpip.h socklen_t
2935 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2936 check_type ws2tcpip.h "struct group_source_req"
2937 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2938 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2939 check_type winsock2.h "struct pollfd"
54fe299b
DV
2940 check_type ws2tcpip.h "struct sockaddr_in6"
2941 check_type ws2tcpip.h "struct sockaddr_storage"
2942 check_struct winsock2.h "struct sockaddr" sa_len
2943 else
2944 disable network
2945 fi
2946fi
2947
75ecf149
DB
2948# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2949check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2950
534a2231 2951check_func fcntl
7483e694
DB
2952check_func fork
2953check_func gethrtime
667fb97a 2954check_func getopt
7483e694 2955check_func getrusage
fc5607f8 2956check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2957check_func gettimeofday
094c09bb 2958check_func inet_aton $network_extralibs
abfc8d05 2959check_func isatty
a5b64584 2960check_func localtime_r
4ae40685 2961check_func ${malloc_prefix}memalign && enable memalign
7483e694 2962check_func mkstemp
0328b9ea 2963check_func mmap
4ae40685 2964check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2965check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2966check_func setrlimit
87958234 2967check_func strerror_r
6379900c 2968check_func strptime
47941088 2969check_func strtok_r
ea4d5f48 2970check_func sched_getaffinity
bcc73960 2971check_func sysconf
b9e22269 2972check_func sysctl
d3d3a32c 2973check_func usleep
b507ebd1 2974check_func_headers io.h setmode
b4675d0f 2975check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2976check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2977check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2978check_func_headers windows.h GetProcessTimes
61183b5a 2979check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2980check_func_headers windows.h MapViewOfFile
d3d3a32c 2981check_func_headers windows.h Sleep
7c5bfe7a 2982check_func_headers windows.h VirtualAlloc
6ffa87d3 2983
a98bb16d 2984check_header dlfcn.h
fa845061 2985check_header dxva.h
92c6a099 2986check_header dxva2api.h
3b1ab197 2987check_header io.h
a98bb16d 2988check_header malloc.h
bf6ce82d 2989check_header poll.h
b58412f1 2990check_header sys/mman.h
06bb5905 2991check_header sys/param.h
b091aa44 2992check_header sys/resource.h
bf6ce82d 2993check_header sys/select.h
e64bceea 2994check_header sys/time.h
542920b7 2995check_header unistd.h
272081b0
CEH
2996check_header vdpau/vdpau.h
2997check_header vdpau/vdpau_x11.h
d3d3a32c 2998check_header windows.h
68178ca9 2999check_header X11/extensions/XvMClib.h
a98bb16d 3000
a4fa192c 3001disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3002disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3003
ff3755cb
JG
3004if ! disabled w32threads && ! enabled pthreads; then
3005 check_func _beginthreadex && enable w32threads
3006fi
3007
57bd82d4
MR
3008# check for some common methods of building with pthread support
3009# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3010if ! disabled pthreads && ! enabled w32threads; then
3011 enable pthreads
9e7fd101
MR
3012 if check_func pthread_create; then
3013 :
3014 elif check_func pthread_create -pthread; then
3015 add_cflags -pthread
afc9aee2 3016 add_extralibs -pthread
9e7fd101
MR
3017 elif check_func pthread_create -pthreads; then
3018 add_cflags -pthreads
afc9aee2 3019 add_extralibs -pthreads
8d94f606
GT
3020 elif check_func pthread_create -lpthreadGC2; then
3021 add_extralibs -lpthreadGC2
9e7fd101 3022 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3023 disable pthreads
9e7fd101 3024 fi
57bd82d4
MR
3025fi
3026
8eee7025 3027for thread in $THREADS_LIST; do
e5f94c2b 3028 if enabled $thread; then
3ae3b721
RP
3029 test -n "$thread_type" &&
3030 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3031 thread_type="$thread"
e5f94c2b
RP
3032 fi
3033done
3034
50f7c296 3035check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3036enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3037
15333562 3038check_mathfunc cbrtf
645d2652
MR
3039check_mathfunc exp2
3040check_mathfunc exp2f
46df708b
MS
3041check_mathfunc isinf
3042check_mathfunc isnan
645d2652 3043check_mathfunc llrint
07876e25 3044check_mathfunc llrintf
645d2652
MR
3045check_mathfunc log2
3046check_mathfunc log2f
3047check_mathfunc lrint
3048check_mathfunc lrintf
183b1c22 3049check_mathfunc rint
645d2652
MR
3050check_mathfunc round
3051check_mathfunc roundf
23d3931a 3052check_mathfunc trunc
645d2652 3053check_mathfunc truncf
f32adb22 3054
57bd82d4 3055# these are off by default, so fail if requested and not available
a1b3c5a3 3056enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3057enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3058enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3059enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3060enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3061enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3062enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3063enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3064enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3065enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3066enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3067enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3068enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3069enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3070enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3071enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3072enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3073enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3074enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3075enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3076enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3077enabled libvpx && {
3078 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3079 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3080 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3081 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3082enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3083 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3084 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3085enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3086enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3087enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3088 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3089 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3090 die "ERROR: openssl not found"; }
8ac17293 3091
acd554c1
SP
3092if enabled gnutls; then
3093 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3094 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3095fi
3096
0b4a1821
AS
3097# libdc1394 check
3098if enabled libdc1394; then
3099 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3100 enable libdc1394_2; } ||
3101 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3102 enable libdc1394_1; } ||
3103 die "ERROR: No version of libdc1394 found "
3104fi
3105
9bd41bb1 3106if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3107 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3108 enable sdl &&
3109 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3110fi
57bd82d4 3111
2270b4b2 3112texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3113
c6f95144 3114check_header linux/fb.h
06e31011 3115check_header linux/videodev2.h
a6a4793d
LB
3116check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3117
1b6e8b73 3118check_header sys/videoio.h
47f38850 3119
27796dc3 3120check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3121# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3122# w32api 3.12 had it defined wrong
3123check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3124
f8aa696f 3125# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3126{ check_header dev/bktr/ioctl_meteor.h &&
3127 check_header dev/bktr/ioctl_bt848.h; } ||
3128{ check_header machine/ioctl_meteor.h &&
3129 check_header machine/ioctl_bt848.h; } ||
3130{ check_header dev/video/meteor/ioctl_meteor.h &&
3131 check_header dev/video/bktr/ioctl_bt848.h; } ||
3132check_header dev/ic/bt8xx.h
f8aa696f 3133
15d59d2c 3134check_header sndio.h
c7682de0
RP
3135check_header sys/soundcard.h
3136check_header soundcard.h
deb29777 3137
b6f3d925 3138enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3139
8772997d
SM
3140enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3141 check_func jack_port_get_latency_range -ljack
80ff8a16 3142
15d59d2c
B
3143enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3144
e417d80d
AK
3145enabled libcdio &&
3146 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3147
4a584eda
JA
3148enabled x11grab &&
3149require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3150require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3151require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3152
ac3dbb4d
SZ
3153# check for VDA header
3154if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3155 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3156fi
3157
598ef02b 3158if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3159check_cpp_condition \
3160 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3161 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3162 disable vdpau; }
abf649c7 3163fi
deda2a4a 3164
95e561ec 3165enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3166
3167# add some useful compiler flags if supported
3168check_cflags -Wdeclaration-after-statement
dcd479c0 3169check_cflags -Wall
440e3b2f 3170check_cflags -Wno-parentheses
dcd479c0 3171check_cflags -Wno-switch
b36518dc 3172check_cflags -Wno-format-zero-length
c07bd6a9
MN
3173check_cflags -Wdisabled-optimization
3174check_cflags -Wpointer-arith
3175check_cflags -Wredundant-decls
cc1fb623 3176check_cflags -Wno-pointer-sign
f4929996 3177check_cflags -Wcast-qual
9aceb3cf 3178check_cflags -Wwrite-strings
652a5bf6 3179check_cflags -Wtype-limits
764551c6 3180check_cflags -Wundef
fc298fd9 3181check_cflags -Wmissing-prototypes
c2ed91de 3182check_cflags -Wstrict-prototypes
5af4e0cc 3183enabled extra_warnings && check_cflags -Winline
cf9d24ad 3184
57bd82d4 3185# add some linker flags
5c0e9479 3186check_ldflags -Wl,--warn-common
3510a133 3187check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3188test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3189
47876d66 3190enabled xmm_clobber_test &&
7e4d9d5d
RB
3191 check_ldflags -Wl,--wrap,avcodec_open2 \
3192 -Wl,--wrap,avcodec_decode_audio4 \
3193 -Wl,--wrap,avcodec_decode_video2 \
3194 -Wl,--wrap,avcodec_decode_subtitle2 \
3195 -Wl,--wrap,avcodec_encode_audio2 \
3196 -Wl,--wrap,avcodec_encode_video \
3197 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3198 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3199 disable xmm_clobber_test
3200
a482e61b 3201echo "X{};" > $TMPV
b462d132 3202if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3203 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3204 check_cc <<EOF && enable symver_asm_label
3205void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3206void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3207EOF
3208 check_cc <<EOF && enable symver_gnu_asm
3209__asm__(".symver ff_foo,av_foo@VERSION");
3210void ff_foo(void) {}
3211EOF
3212fi
a482e61b 3213
9cd7b854
MR
3214if [ -n "$optflags" ]; then
3215 add_cflags $optflags
3216elif enabled small; then
01d31e16 3217 add_cflags $cflags_size
8400d6b8 3218elif enabled optimizations; then
01d31e16 3219 add_cflags $cflags_speed
b05394a0 3220else
01d31e16 3221 add_cflags $cflags_noopt
cddf3f45 3222fi
11fdbc44 3223check_cflags -fno-math-errno
b2eb2ff0 3224check_cflags -fno-signed-zeros
cddf3f45 3225
629687f6 3226if enabled icc; then
b1598b58
MR
3227 # Just warnings, no remarks
3228 check_cflags -w1
3229 # -wd: Disable following warnings
3230 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3231 # 1292: attribute "foo" ignored
88de5b0a 3232 # 1419: external declaration in primary source file
b1598b58 3233 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3234 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3235 # 10156: ignoring option '-W'; no argument required
88de5b0a 3236 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3237 # 11030: Warning unknown option --as-needed
3238 # 10156: ignoring option '-export'; no argument required
3239 check_ldflags -wd10156,11030
3240 # Allow to compile with optimizations
3241 check_ldflags -march=$cpu
be2cf98a
CEH
3242 # icc 11.0 and