avcodec: document the use of AVCodecContext.delay for audio decoding
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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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
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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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(){
f69f51b3 58 cat <<EOF
06454877
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59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
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64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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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
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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
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128
129Individual component options:
bb55e3a3 130 --disable-everything disable all components listed below
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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
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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
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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
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172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
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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]
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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]
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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]
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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]
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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):
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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 [$target_os]
206 --target-exec=CMD command to run executables on target
207 --target-path=DIR path to view of build directory on target
aeeb782c 208 --toolchain=NAME set tool defaults according to NAME
06454877 209 --nm=NM use nm tool
121d78d0 210 --ar=AR use archive tool AR [$ar_default]
06454877
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211 --as=AS use assembler AS [$as_default]
212 --cc=CC use C compiler CC [$cc_default]
193cdd9a 213 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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214 --ld=LD use linker LD
215 --host-cc=HOSTCC use host C compiler HOSTCC
216 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 217 --host-ld=HOSTLD use host linker HOSTLD
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218 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
219 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 220 --host-os=OS compiler host OS [$target_os]
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221 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
222 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
223 --extra-libs=ELIBS add ELIBS [$ELIBS]
224 --extra-version=STRING version string suffix []
193cdd9a 225 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 226 --build-suffix=SUFFIX library name suffix []
3b327a4b 227 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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228 --arch=ARCH select architecture [$arch]
229 --cpu=CPU select the minimum required CPU (affects
230 instruction selection, may crash on older CPUs)
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DB
231 --enable-pic build position-independent code
232 --enable-sram allow use of on-chip SRAM
193cdd9a 233 --enable-thumb compile for Thumb instruction set
3b327a4b 234 --disable-symver disable symbol versioning
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DB
235 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
236 --disable-safe-bitstream-reader
237 disable buffer boundary checking in bitreaders
238 (faster, but may crash)
239 --enable-memalign-hack emulate memalign, interferes with memory debuggers
240
241Optimization options (experts only):
c8a4ae00 242 --disable-asm disable all assembler optimizations
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243 --disable-altivec disable AltiVec optimizations
244 --disable-amd3dnow disable 3DNow! optimizations
245 --disable-amd3dnowext disable 3DNow! extended optimizations
246 --disable-mmx disable MMX optimizations
239fdf1b 247 --disable-mmxext disable MMXEXT optimizations
06454877 248 --disable-sse disable SSE optimizations
50cd43f2
DB
249 --disable-sse2 disable SSE2 optimizations
250 --disable-sse3 disable SSE3 optimizations
06454877 251 --disable-ssse3 disable SSSE3 optimizations
50cd43f2
DB
252 --disable-sse4 disable SSE4 optimizations
253 --disable-sse42 disable SSE4.2 optimizations
87f1355f 254 --disable-avx disable AVX optimizations
79687079 255 --disable-fma4 disable FMA4 optimizations
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256 --disable-armv5te disable armv5te optimizations
257 --disable-armv6 disable armv6 optimizations
258 --disable-armv6t2 disable armv6t2 optimizations
259 --disable-armvfp disable ARM VFP optimizations
06454877 260 --disable-mmi disable MMI optimizations
5ea20630 261 --disable-neon disable NEON optimizations
06454877 262 --disable-vis disable VIS optimizations
afb5ed55 263 --disable-inline-asm disable use of inline assembler
06454877 264 --disable-yasm disable use of yasm assembler
06454877 265
070c5d0f 266Developer options (useful when working on Libav itself):
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267 --disable-debug disable debugging symbols
268 --enable-debug=LEVEL set the debug level [$debuglevel]
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269 --disable-optimizations disable compiler optimizations
270 --enable-extra-warnings enable more compiler warnings
52b3cc60 271 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 272 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
273 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
274 should be used only for debugging purposes)
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275 --enable-random randomly enable/disable components
276 --disable-random
277 --enable-random=LIST randomly enable/disable specific components or
278 --disable-random=LIST component groups. LIST is a comma-separated list
279 of NAME[:PROB] entries where NAME is a component
280 (group) and PROB the probability associated with
281 NAME (default 0.5).
282 --random-seed=VALUE seed value for --enable/disable-random
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283
284NOTE: Object files are built at the place where configure is launched.
285EOF
60e8bc13 286 exit 0
74c53c2d 287}
cf9d24ad 288
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289quotes='""'
290
57bd82d4 291log(){
2270b4b2 292 echo "$@" >> $logfile
57bd82d4
MR
293}
294
720c69da 295log_file(){
c8e9f801 296 log BEGIN $1
2270b4b2 297 pr -n -t $1 >> $logfile
c8e9f801
MR
298 log END $1
299}
300
2ba042a7 301echolog(){
c8e9f801 302 log "$@"
57bd82d4 303 echo "$@"
2ba042a7
MR
304}
305
7bfc8ae6
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306warn(){
307 log "WARNING: $*"
308 WARNINGS="${WARNINGS}WARNING: $*\n"
309}
310
2ba042a7
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311die(){
312 echolog "$@"
313 cat <<EOF
d326cf7f 314
2ba042a7 315If you think configure made a mistake, make sure you are using the latest
4a6a21f5 316version from Git. If the latest version fails, report the problem to the
070c5d0f 317libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 318EOF
e155a21a 319 if disabled logging; then
2ba042a7 320 cat <<EOF
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DB
321Rerun configure with logging enabled (do not use --disable-logging), and
322include the log this produces with your report.
2ba042a7
MR
323EOF
324 else
f69f51b3 325 cat <<EOF
e155a21a
DB
326Include the log file "$logfile" produced by configure as this will help
327solving the problem.
2ba042a7
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328EOF
329 fi
57bd82d4
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330 exit 1
331}
332
6c6007d6 333# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 334toupper(){
6c6007d6 335 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
336}
337
4a5444db 338tolower(){
6c6007d6 339 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
340}
341
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342c_escape(){
343 echo "$*" | sed 's/["\\]/\\\0/g'
344}
345
b04251c5
MR
346sh_quote(){
347 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 348 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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349 echo "$v"
350}
351
bb7a22b5
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352cleanws(){
353 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
354}
355
be8f2501
MR
356filter(){
357 pat=$1
358 shift
359 for v; do
98ef6079 360 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
361 done
362}
363
9d201b26
MR
364filter_out(){
365 pat=$1
366 shift
367 for v; do
368 eval "case $v in $pat) ;; *) echo $v ;; esac"
369 done
370}
371
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372map(){
373 m=$1
374 shift
e0e335a0 375 for v; do eval $m; done
36e2dea0
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376}
377
43b73d59
DB
378add_suffix(){
379 suffix=$1
380 shift
381 for v; do echo ${v}${suffix}; done
382}
383
a8d04fba
MR
384set_all(){
385 value=$1
386 shift
387 for var in $*; do
388 eval $var=$value
389 done
390}
391
72a43668
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392set_weak(){
393 value=$1
394 shift
395 for var; do
396 eval : \${$var:=$value}
397 done
398}
399
3f8040db
MR
400set_safe(){
401 var=$1
402 shift
403 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
404}
405
406get_safe(){
407 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
408}
409
799c9e9b
MR
410pushvar(){
411 for var in $*; do
412 eval level=\${${var}_level:=0}
413 eval ${var}_${level}="\$$var"
414 eval ${var}_level=$(($level+1))
415 done
416}
417
418popvar(){
419 for var in $*; do
420 eval level=\${${var}_level:-0}
421 test $level = 0 && continue
422 eval level=$(($level-1))
423 eval $var="\${${var}_${level}}"
424 eval ${var}_level=$level
425 eval unset ${var}_${level}
426 done
427}
428
a8d04fba
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429enable(){
430 set_all yes $*
431}
432
433disable(){
434 set_all no $*
435}
436
72a43668
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437enable_weak(){
438 set_weak yes $*
439}
440
441disable_weak(){
442 set_weak no $*
443}
444
72702705 445enable_safe(){
fd07f803
MR
446 for var; do
447 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
448 done
72702705
MR
449}
450
451disable_safe(){
fd07f803
MR
452 for var; do
453 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
454 done
72702705
MR
455}
456
f9d328da
MR
457do_enable_deep(){
458 for var; do
459 enabled $var && continue
460 eval sel="\$${var}_select"
c510c7b5
MR
461 eval sgs="\$${var}_suggest"
462 pushvar var sgs
f9d328da 463 enable_deep $sel
c510c7b5
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464 popvar sgs
465 enable_deep_weak $sgs
f9d328da
MR
466 popvar var
467 done
468}
469
470enable_deep(){
471 do_enable_deep $*
472 enable $*
473}
474
72a43668
MR
475enable_deep_weak(){
476 do_enable_deep $*
477 enable_weak $*
478}
479
57bd82d4 480enabled(){
3250003c
MR
481 test "${1#!}" = "$1" && op== || op=!=
482 eval test "x\$${1#!}" $op "xyes"
44161118
MR
483}
484
37970ebf 485disabled(){
3250003c
MR
486 test "${1#!}" = "$1" && op== || op=!=
487 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
488}
489
44161118
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490enabled_all(){
491 for opt; do
492 enabled $opt || return 1
493 done
494}
495
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DB
496disabled_all(){
497 for opt; do
498 disabled $opt || return 1
499 done
500}
501
44161118
MR
502enabled_any(){
503 for opt; do
504 enabled $opt && return 0
505 done
506}
507
85bca2c5
DB
508disabled_any(){
509 for opt; do
510 disabled $opt && return 0
511 done
f7b230a7 512 return 1
85bca2c5
DB
513}
514
c9d19248
MR
515set_default(){
516 for opt; do
88268e94 517 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
518 done
519}
520
4a0d6686
AJ
521is_in(){
522 value=$1
523 shift
524 for var in $*; do
525 [ $var = $value ] && return 0
526 done
527 return 1
528}
529
30fd06be
MR
530check_deps(){
531 for cfg; do
3250003c 532 cfg="${cfg#!}"
799c9e9b
MR
533 enabled ${cfg}_checking && die "Circular dependency for $cfg."
534 disabled ${cfg}_checking && continue
535 enable ${cfg}_checking
536
30fd06be
MR
537 eval dep_all="\$${cfg}_deps"
538 eval dep_any="\$${cfg}_deps_any"
7ef3425f 539 eval dep_sel="\$${cfg}_select"
c510c7b5 540 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
541 eval dep_ifa="\$${cfg}_if"
542 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 543
3d7453e0
MR
544 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
545 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
546 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 547
3d7453e0
MR
548 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
549 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
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550 enabled_all $dep_all || disable $cfg
551 enabled_any $dep_any || disable $cfg
7ef3425f 552 disabled_any $dep_sel && disable $cfg
799c9e9b 553
4ec45764
RP
554 if enabled $cfg; then
555 eval dep_extralibs="\$${cfg}_extralibs"
556 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 557 enable_deep $dep_sel
c510c7b5 558 enable_deep_weak $dep_sgs
4ec45764
RP
559 fi
560
799c9e9b 561 disable ${cfg}_checking
30fd06be
MR
562 done
563}
564
72cfcf41
MR
565print_config_h(){
566 enabled $1 && v=1 || v=0
567 echo "#define $2 $v"
568}
569
570print_config_mak(){
571 enabled $1 && v= || v=!
572 echo "$v$2=yes"
573}
574
55127e7b 575print_config_asm(){
3b15a6d7
RB
576 enabled $1 && v=1 || v=0
577 echo "%define $2 $v"
55127e7b
MR
578}
579
44161118
MR
580print_config(){
581 pfx=$1
72cfcf41
MR
582 files=$2
583 shift 2
44161118 584 for cfg; do
5e622c40 585 ucname="$(toupper $cfg)"
72cfcf41
MR
586 for f in $files; do
587 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
588 done
44161118 589 done
57bd82d4
MR
590}
591
31c0121d
MR
592print_enabled(){
593 test "$1" = -n && end=" " && shift || end="\n"
594 suf=$1
595 shift
596 for v; do
597 enabled $v && printf "%s$end" ${v%$suf};
598 done
599}
600
57bd82d4
MR
601append(){
602 var=$1
603 shift
57bd82d4
MR
604 eval "$var=\"\$$var $*\""
605}
606
60361817
MR
607prepend(){
608 var=$1
609 shift
610 eval "$var=\"$* \$$var\""
611}
612
50a334e4 613add_cppflags(){
cd52ec95 614 append CPPFLAGS "$@"
50a334e4
MR
615}
616
57bd82d4 617add_cflags(){
01d31e16 618 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
619}
620
2f2e6c7c 621add_asflags(){
01d31e16 622 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
623}
624
57bd82d4 625add_ldflags(){
64933b6c 626 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
627}
628
629add_extralibs(){
64933b6c 630 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
631}
632
6c3fa06a
MR
633add_host_cflags(){
634 append host_cflags $($host_cflags_filter "$@")
635}
636
637add_host_ldflags(){
638 append host_ldflags $($host_ldflags_filter "$@")
639}
640
b0cfb663 641check_cmd(){
b3cb5d51 642 log "$@"
2270b4b2 643 "$@" >> $logfile 2>&1
b0cfb663
MR
644}
645
b2704a65
MR
646cc_o(){
647 eval printf '%s\\n' $CC_O
648}
649
18031c49
MR
650cc_e(){
651 eval printf '%s\\n' $CC_E
652}
653
dcd479c0 654check_cc(){
57bd82d4 655 log check_cc "$@"
2270b4b2 656 cat > $TMPC
720c69da 657 log_file $TMPC
23565c26 658 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
659}
660
661check_cpp(){
662 log check_cpp "$@"
2270b4b2 663 cat > $TMPC
720c69da 664 log_file $TMPC
18031c49 665 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
666}
667
df0d6341
MR
668as_o(){
669 eval printf '%s\\n' $AS_O
670}
671
f65883c8
MR
672check_as(){
673 log check_as "$@"
674 cat > $TMPC
675 log_file $TMPC
df0d6341 676 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
f65883c8
MR
677}
678
575db883
DB
679check_inline_asm(){
680 log check_inline_asm "$@"
940f335a 681 name="$1"
3784e82e 682 code="$2"
940f335a 683 shift 2
49214f61
MR
684 disable $name
685 check_as "$@" <<EOF && enable $name
3784e82e 686void foo(void){ __asm__ volatile($code); }
940f335a
MR
687EOF
688}
689
304d586d
LM
690check_yasm(){
691 log check_yasm "$@"
692 echo "$1" > $TMPS
693 log_file $TMPS
694 shift 1
695 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
696}
697
29b64b68
MR
698ld_o(){
699 eval printf '%s\\n' $LD_O
700}
701
dcd479c0 702check_ld(){
57bd82d4 703 log check_ld "$@"
3155a644
MR
704 flags=''
705 libs=''
706 for f; do
707 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
708 done
01d31e16 709 check_cc $($cflags_filter $flags) || return
64933b6c
MR
710 flags=$($ldflags_filter $flags)
711 libs=$($ldflags_filter $libs)
29b64b68 712 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
713}
714
5adc829e
MR
715check_code(){
716 log check_code "$@"
717 check=$1
718 headers=$2
719 code=$3
720 shift 3
721 {
722 for hdr in $headers; do
723 echo "#include <$hdr>"
724 done
725 echo "int main(void) { $code; return 0; }"
726 } | check_$check "$@"
727}
728
50a334e4
MR
729check_cppflags(){
730 log check_cppflags "$@"
caf458dd 731 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
732int x;
733EOF
734}
735
dcd479c0 736check_cflags(){
57bd82d4 737 log check_cflags "$@"
01d31e16 738 set -- $($cflags_filter "$@")
caf458dd 739 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
740int x;
741EOF
742}
743
2ed46eea
MR
744test_ldflags(){
745 log test_ldflags "$@"
746 check_ld "$@" <<EOF
c23a0ac8 747int main(void){ return 0; }
dcd479c0
MR
748EOF
749}
750
2ed46eea
MR
751check_ldflags(){
752 log check_ldflags "$@"
753 test_ldflags "$@" && add_ldflags "$@"
754}
755
dcd479c0 756check_header(){
57bd82d4 757 log check_header "$@"
dcd479c0
MR
758 header=$1
759 shift
b77df637
MR
760 disable_safe $header
761 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
762#include <$header>
763int x;
764EOF
765}
766
767check_func(){
57bd82d4 768 log check_func "$@"
dcd479c0
MR
769 func=$1
770 shift
d8bc5f06
MR
771 disable $func
772 check_ld "$@" <<EOF && enable $func
dcd479c0 773extern int $func();
c23a0ac8 774int main(void){ $func(); }
dcd479c0
MR
775EOF
776}
777
645d2652 778check_mathfunc(){
6b73c0ae 779 log check_mathfunc "$@"
645d2652
MR
780 func=$1
781 shift
782 disable $func
783 check_ld "$@" <<EOF && enable $func
784#include <math.h>
33bd38db
MR
785float foo(float f) { return $func(f); }
786int main(void){ return 0; }
645d2652
MR
787EOF
788}
789
2446d3d6
DB
790check_func_headers(){
791 log check_func_headers "$@"
f8d7b072 792 headers=$1
edaf1ae2 793 funcs=$2
f8d7b072 794 shift 2
edaf1ae2
MR
795 {
796 for hdr in $headers; do
797 echo "#include <$hdr>"
798 done
799 for func in $funcs; do
800 echo "long check_$func(void) { return (long) $func; }"
801 done
802 echo "int main(void) { return 0; }"
803 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
804}
805
a5344cf7
SS
806check_cpp_condition(){
807 log check_cpp_condition "$@"
808 header=$1
809 condition=$2
f855b7b9 810 shift 2
cd52ec95 811 check_cpp "$@" <<EOF
a5344cf7
SS
812#include <$header>
813#if !($condition)
814#error "unsatisfied condition: $condition"
815#endif
816EOF
817}
818
57bd82d4
MR
819check_lib(){
820 log check_lib "$@"
821 header="$1"
822 func="$2"
823 shift 2
84400e9d 824 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
825}
826
f8d7b072
MR
827check_lib2(){
828 log check_lib2 "$@"
829 headers="$1"
edaf1ae2 830 funcs="$2"
f8d7b072 831 shift 2
edaf1ae2 832 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
833}
834
3f8040db
MR
835check_pkg_config(){
836 log check_pkg_config "$@"
837 pkg="$1"
838 headers="$2"
839 funcs="$3"
840 shift 3
841 $pkg_config --exists $pkg || return
842 pkg_cflags=$($pkg_config --cflags $pkg)
843 pkg_libs=$($pkg_config --libs $pkg)
844 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
845 set_safe ${pkg}_cflags $pkg_cflags &&
846 set_safe ${pkg}_libs $pkg_libs
847}
848
dcd479c0 849check_exec(){
2270b4b2 850 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
851}
852
7dfef245 853check_exec_crash(){
5e622c40 854 code=$(cat)
7dfef245
MR
855
856 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
857 # are safe but may not be available everywhere. Thus we use
858 # raise(SIGTERM) instead. The check is run in a subshell so we
859 # can redirect the "Terminated" message from the shell. SIGBUS
860 # is not defined by standard C so it is used conditionally.
861
2270b4b2 862 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
863#include <signal.h>
864static void sighandler(int sig){
865 raise(SIGTERM);
866}
692dd8ed
MR
867int foo(void){
868 $code
869}
e5af4a11 870int main(void){
7dfef245
MR
871 signal(SIGILL, sighandler);
872 signal(SIGFPE, sighandler);
873 signal(SIGSEGV, sighandler);
874#ifdef SIGBUS
875 signal(SIGBUS, sighandler);
876#endif
692dd8ed 877 foo();
7dfef245
MR
878}
879EOF
880}
881
72be9e73
DY
882check_type(){
883 log check_type "$@"
884 headers=$1
885 type=$2
886 shift 2
ae550ce9 887 disable_safe "$type"
5adc829e 888 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
889}
890
14d36751
MR
891check_struct(){
892 log check_type "$@"
893 headers=$1
894 struct=$2
895 member=$3
896 shift 3
897 disable_safe "${struct}_${member}"
5adc829e
MR
898 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
899 enable_safe "${struct}_${member}"
14d36751
MR
900}
901
57bd82d4
MR
902require(){
903 name="$1"
904 header="$2"
905 func="$3"
906 shift 3
907 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
908}
909
f8d7b072
MR
910require2(){
911 name="$1"
912 headers="$2"
913 func="$3"
914 shift 3
915 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
916}
917
3f8040db
MR
918require_pkg_config(){
919 pkg="$1"
920 check_pkg_config "$@" || die "ERROR: $pkg not found"
921 add_cflags $(get_safe ${pkg}_cflags)
922 add_extralibs $(get_safe ${pkg}_libs)
923}
924
ae43c4c0
MR
925hostcc_o(){
926 eval printf '%s\\n' $HOSTCC_O
927}
928
f0125de9
MR
929check_host_cc(){
930 log check_host_cc "$@"
931 cat > $TMPC
932 log_file $TMPC
ae43c4c0 933 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
934}
935
936check_host_cflags(){
937 log check_host_cflags "$@"
6c3fa06a 938 set -- $($host_cflags_filter "$@")
f0125de9
MR
939 check_host_cc "$@" <<EOF && append host_cflags "$@"
940int x;
941EOF
942}
943
c505dd31
MR
944apply(){
945 file=$1
946 shift
947 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
948}
949
c34681df 950cp_if_changed(){
5e27ec28
MR
951 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
952 mkdir -p "$(dirname $2)"
953 cp -f "$1" "$2"
c34681df
MR
954}
955
dcd61286
DB
956# CONFIG_LIST contains configurable options, while HAVE_LIST is for
957# system-dependent things.
958
4a0d6686
AJ
959COMPONENT_LIST="
960 bsfs
961 decoders
962 demuxers
963 encoders
3cde40aa 964 filters
5666fd73 965 hwaccels
c552605c 966 indevs
4a0d6686 967 muxers
c552605c 968 outdevs
4a0d6686
AJ
969 parsers
970 protocols
971"
972
055c61b8
DB
973PROGRAM_LIST="
974 avconv
975 avplay
976 avprobe
977 avserver
055c61b8
DB
978"
979
4a0d6686
AJ
980CONFIG_LIST="
981 $COMPONENT_LIST
055c61b8 982 $PROGRAM_LIST
5a0f7131
MR
983 avcodec
984 avdevice
f7679c54 985 avfilter
5a0f7131 986 avformat
c8af852b 987 avresample
c88f5d72 988 avisynth
f402916e 989 bzlib
7f3f5f46 990 dct
c73f65d9 991 doc
05aec7bb 992 dwt
92c6a099 993 dxva2
1848f7d9 994 fft
47941088 995 frei0r
bc8c1395 996 gnutls
c88f5d72 997 gpl
d8d0d0b2 998 gray
3abe5fbd 999 hardcoded_tables
e417d80d 1000 libcdio
f7b8bffe 1001 libdc1394
2eed5a46 1002 libfaac
37eeb5e2 1003 libfdk_aac
a5b64584 1004 libfreetype
c88f5d72 1005 libgsm
3641b048 1006 libilbc
6ebe07fb 1007 libmp3lame
0b175caa
DB
1008 libopencore_amrnb
1009 libopencore_amrwb
6ebf0bfc 1010 libopencv
9a77d59a 1011 libopenjpeg
0de9c41f 1012 libpulse
0f943ce6 1013 librtmp
f7cd9eed 1014 libschroedinger
ae14f311 1015 libspeex
150d2772 1016 libtheora
d89e738a 1017 libvo_aacenc
f502ff3f 1018 libvo_amrwbenc
c88f5d72 1019 libvorbis
8299a7f8 1020 libvpx
1cc60c47 1021 libx264
de295976 1022 libxavs
1cc60c47 1023 libxvid
b781cc12 1024 lsp
47a158cb 1025 mdct
c88f5d72 1026 memalign_hack
c88f5d72 1027 network
3fe142e2 1028 nonfree
a060866f 1029 openssl
8a3c8627 1030 pic
68602540 1031 rdft
e90f5b5a 1032 runtime_cpudetect
8cfbbd92 1033 safe_bitstream_reader
2e35e684 1034 shared
bd2216e4 1035 small
6b35d421 1036 sram
2e35e684 1037 static
5a0f7131 1038 swscale
a9ddb5b1 1039 swscale_alpha
8986fddc 1040 thumb
17492d5e 1041 vaapi
ac3dbb4d 1042 vda
17492d5e 1043 vdpau
9cad0e4e 1044 version3
7e4d9d5d 1045 xmm_clobber_test
56a059ac 1046 x11grab
c88f5d72 1047 zlib
4a0d6686 1048"
c88f5d72 1049
8eee7025 1050THREADS_LIST='
8eee7025
DB
1051 pthreads
1052 w32threads
1053'
1054
3f5b56e5
MR
1055ARCH_LIST='
1056 alpha
a2fc0f6a 1057 arm
fdcd782d
MR
1058 avr32
1059 avr32_ap
1060 avr32_uc
3f5b56e5
MR
1061 bfin
1062 ia64
1063 m68k
1064 mips
bae3abb0 1065 mips64
3f5b56e5 1066 parisc
79cb09b2 1067 ppc
34d11b87 1068 ppc64
3f5b56e5
MR
1069 s390
1070 sh4
1071 sparc
1072 sparc64
0844bae1 1073 tomi
3f5b56e5
MR
1074 x86
1075 x86_32
1076 x86_64
1077'
1078
50cd43f2 1079ARCH_EXT_LIST_X86='
3bf96eec 1080 amd3dnow
a1ef9f08 1081 amd3dnowext
50cd43f2
DB
1082 avx
1083 fma4
1084 mmx
1085 mmxext
1086 sse
1087 sse2
1088 sse3
1089 sse4
1090 sse42
1091 ssse3
1092'
1093
1094ARCH_EXT_LIST="
1095 $ARCH_EXT_LIST_X86
1096 altivec
1ac9331a 1097 armv5te
edab3048 1098 armv6
ab5cb084 1099 armv6t2
f55b299a 1100 armvfp
3f5b56e5 1101 mmi
6b18d278 1102 neon
799fde37 1103 ppc4xx
93eb8e4d 1104 vfpv3
bd9d34a0 1105 vis
50cd43f2 1106"
3f5b56e5 1107
a3e02a8c
MR
1108HAVE_LIST_PUB='
1109 bigendian
d268eee9 1110 fast_unaligned
a3e02a8c
MR
1111'
1112
3f5b56e5
MR
1113HAVE_LIST="
1114 $ARCH_EXT_LIST
43b73d59
DB
1115 $(add_suffix _external $ARCH_EXT_LIST)
1116 $(add_suffix _inline $ARCH_EXT_LIST)
a3e02a8c 1117 $HAVE_LIST_PUB
3f5b56e5 1118 $THREADS_LIST
be1a839c 1119 aligned_malloc
59782b82 1120 aligned_stack
35fd8122 1121 alsa_asoundlib_h
3f5b56e5 1122 altivec_h
c9fdab0d 1123 arpa_inet_h
ec9d2c15 1124 asm_mod_q
6308729e 1125 asm_mod_y
dffb41b9 1126 attribute_may_alias
e7ea5e3d 1127 attribute_packed
15333562 1128 cbrtf
ecf97f22 1129 closesocket
1ac9331a 1130 cmov
c0ee695b 1131 cpuid
180d43bc 1132 cpunop
c88f5d72 1133 dcbzl
f8aa696f
DB
1134 dev_bktr_ioctl_bt848_h
1135 dev_bktr_ioctl_meteor_h
1136 dev_ic_bt8xx_h
f8aa696f 1137 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1138 dev_video_meteor_ioctl_meteor_h
ca6b544a 1139 direct_h
18b67ae5 1140 dlfcn_h
c88f5d72 1141 dlopen
bc574408 1142 dos_paths
fa845061 1143 dxva_h
245626d0
DB
1144 ebp_available
1145 ebx_available
6b7c7703
VS
1146 exp2
1147 exp2f
c2a29455 1148 fast_64bit
669b5583 1149 fast_clz
7073e9fc 1150 fast_cmov
534a2231 1151 fcntl
9d99cc5a 1152 fork
84882df6 1153 getaddrinfo
da9e86f8 1154 gethrtime
667fb97a 1155 getopt
02e8f427 1156 GetProcessAffinityMask
fc5607f8 1157 GetProcessMemoryInfo
4e68cb8a 1158 GetProcessTimes
61183b5a 1159 GetSystemTimeAsFileTime
66be5b45 1160 getrusage
61183b5a 1161 gettimeofday
a49d3025 1162 gnu_as
2f0c136e 1163 ibm_asm
2e1913b1 1164 inet_aton
61d251db 1165 inline_asm
3b1ab197 1166 io_h
abfc8d05 1167 isatty
46df708b
MS
1168 isinf
1169 isnan
8772997d 1170 jack_port_get_latency_range
9f5ff83f 1171 ldbrx
0b4a1821
AS
1172 libdc1394_1
1173 libdc1394_2
a33cab3a 1174 llrint
07876e25 1175 llrintf
d96cd429
MR
1176 local_aligned_16
1177 local_aligned_8
a5b64584 1178 localtime_r
291fd18a 1179 log2
6b7c7703 1180 log2f
85dd97ad 1181 loongson
a33cab3a 1182 lrint
c88f5d72 1183 lrintf
f8aa696f
DB
1184 machine_ioctl_bt848_h
1185 machine_ioctl_meteor_h
c88f5d72 1186 malloc_h
73f6d31e 1187 MapViewOfFile
c88f5d72 1188 memalign
6ffa87d3 1189 mkstemp
f80ddd5b 1190 mm_empty
0328b9ea 1191 mmap
4fa661a8 1192 msvcrt
d3d3a32c 1193 nanosleep
3e0b1c9a 1194 poll_h
1f91cdce 1195 posix_memalign
07b28702 1196 rdtsc
183b1c22 1197 rint
a33cab3a
MK
1198 round
1199 roundf
358d854d 1200 rweflags
ea4d5f48 1201 sched_getaffinity
c88f5d72
MR
1202 sdl
1203 sdl_video_size
b507ebd1 1204 setmode
3e0b1c9a 1205 setrlimit
d3d3a32c 1206 Sleep
15d59d2c 1207 sndio_h
72be9e73 1208 socklen_t
deb29777 1209 soundcard_h
87958234 1210 strerror_r
6379900c 1211 strptime
47941088 1212 strtok_r
c0018613 1213 struct_addrinfo
75d339e0
MS
1214 struct_group_source_req
1215 struct_ip_mreq_source
b4d68544 1216 struct_ipv6_mreq
cdee08e3 1217 struct_pollfd
3e0b1c9a 1218 struct_rusage_ru_maxrss
b4d68544 1219 struct_sockaddr_in6
3b2372bf 1220 struct_sockaddr_sa_len
33a4dbdd 1221 struct_sockaddr_storage
a6a4793d 1222 struct_v4l2_frmivalenum_discrete
b462d132 1223 symver
b462d132 1224 symver_asm_label
3e0b1c9a 1225 symver_gnu_asm
bcc73960 1226 sysconf
b9e22269 1227 sysctl
b58412f1 1228 sys_mman_h
06bb5905 1229 sys_param_h
b091aa44 1230 sys_resource_h
81644c2e 1231 sys_select_h
deb29777 1232 sys_soundcard_h
e64bceea 1233 sys_time_h
1b6e8b73 1234 sys_videoio_h
b265431e 1235 threads
23d3931a 1236 trunc
7b04b8a0 1237 truncf
542920b7 1238 unistd_h
d3d3a32c 1239 usleep
ce742de2 1240 vfp_args
7c5bfe7a 1241 VirtualAlloc
d3d3a32c 1242 windows_h
6ff3f3e7 1243 winsock2_h
cc078b5d 1244 xform_asm
3f150ffb 1245 xgetbv
6f74fb03 1246 xmm_clobbers
304d586d 1247 yasm
0cb78cef 1248"
44161118 1249
b6bb00b0
MR
1250# options emitted with CONFIG_ prefix but not available on command line
1251CONFIG_EXTRA="
87849592 1252 aandcttables
bfe9f48a 1253 ac3dsp
dc4f5a1c 1254 avutil
c292f6a2 1255 error_resilience
bfe9f48a 1256 gcrypt
478fd534 1257 golomb
9cad0e4e 1258 gplv3
478fd534
DB
1259 h264chroma
1260 h264dsp
1261 h264pred
915a2a0a 1262 h264qpel
478fd534 1263 huffman
9cad0e4e 1264 lgplv3
478fd534 1265 lpc
bfe9f48a 1266 mpegaudiodsp
18bbca1f 1267 mpegvideo
ad08dfd5 1268 mpegvideoenc
bfe9f48a 1269 nettle
f704a079 1270 rangecoder
bfe9f48a
DB
1271 rtpdec
1272 sinewin
ab9f9876 1273 vp3dsp
b6bb00b0
MR
1274"
1275
520cc7f1 1276CMDLINE_SELECT="
3f5b56e5 1277 $ARCH_EXT_LIST
520cc7f1 1278 $CONFIG_LIST
8eee7025 1279 $THREADS_LIST
c8a4ae00 1280 asm
db6107b6 1281 cross_compile
520cc7f1
MR
1282 debug
1283 extra_warnings
afb5ed55 1284 inline_asm
8c6afa4d 1285 logging
d2bbb2f7 1286 optimizations
9baec618 1287 symver
7595a5e4 1288 yasm
520cc7f1 1289"
426be5dc
DB
1290
1291PATHS_LIST='
d156bede 1292 bindir
14a8acf1 1293 datadir
26759c44
MR
1294 incdir
1295 libdir
26759c44
MR
1296 mandir
1297 prefix
1298 shlibdir
426be5dc
DB
1299'
1300
1301CMDLINE_SET="
1302 $PATHS_LIST
121d78d0 1303 ar
426be5dc 1304 arch
313c46a6 1305 as
426be5dc
DB
1306 build_suffix
1307 cc
1308 cpu
1309 cross_prefix
50567afa 1310 dep_cc
ac63af34 1311 extra_version
9da6609f
MR
1312 host_cc
1313 host_cflags
095792f2 1314 host_ld
9da6609f
MR
1315 host_ldflags
1316 host_libs
82bb3329 1317 host_os
684b28e0 1318 ld
426be5dc 1319 logfile
4ae40685 1320 malloc_prefix
89641463 1321 nm
9cd7b854 1322 optflags
3f8040db 1323 pkg_config
154caa67 1324 random_seed
2fad0977 1325 samples
c5200f17
MR
1326 sysinclude
1327 sysroot
a7ada2ba 1328 target_exec
26759c44 1329 target_os
a7ada2ba 1330 target_path
aeeb782c 1331 toolchain
426be5dc 1332"
520cc7f1 1333
89f2932b
MR
1334CMDLINE_APPEND="
1335 extra_cflags
1336"
1337
912f3148
DB
1338# code dependency declarations
1339
9eeed841 1340# architecture extensions
808fa33c 1341
a2fc0f6a
MR
1342armv5te_deps="arm"
1343armv6_deps="arm"
ab5cb084 1344armv6t2_deps="arm"
a2fc0f6a 1345armvfp_deps="arm"
808fa33c 1346neon_deps="arm"
93eb8e4d 1347vfpv3_deps="armvfp"
808fa33c 1348
e241ba14 1349mmi_deps="mips"
808fa33c
MR
1350
1351altivec_deps="ppc"
1352ppc4xx_deps="ppc"
1353
1354vis_deps="sparc"
1355
7f8c3d1f 1356x86_64_suggest="cmov fast_cmov"
50cd43f2 1357
808fa33c
MR
1358amd3dnow_deps="mmx"
1359amd3dnowext_deps="amd3dnow"
9eeed841 1360mmx_deps="x86"
239fdf1b 1361mmxext_deps="mmx"
50cd43f2
DB
1362sse_deps="mmxext"
1363sse2_deps="sse"
1364sse3_deps="sse2"
1365ssse3_deps="sse3"
1366sse4_deps="ssse3"
1367sse42_deps="sse4"
1368avx_deps="sse42"
79687079 1369fma4_deps="avx"
9eeed841 1370
43b73d59
DB
1371mmx_external_deps="yasm"
1372mmx_inline_deps="inline_asm"
1373mmx_suggest="mmx_external mmx_inline"
1374
1375for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1376 eval dep=\$${ext}_deps
1377 eval ${ext}_external_deps='"${dep}_external"'
1378 eval ${ext}_inline_deps='"${dep}_inline"'
1379 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1380done
1381
59782b82 1382aligned_stack_if_any="ppc x86"
e939cedd 1383fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1384fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1385fast_unaligned_if_any="armv6 ppc x86"
669b5583 1386
6fec122a 1387inline_asm_deps="!tms470"
3e0b1c9a 1388need_memalign="altivec neon sse"
89e053f8 1389
b462d132
MR
1390symver_if_any="symver_asm_label symver_gnu_asm"
1391
88a35699
MS
1392log2_deps="!msvcrt"
1393
26fbcc85 1394# subsystems
dc609252 1395dct_select="rdft"
26fbcc85
MR
1396mdct_select="fft"
1397rdft_select="fft"
c4f5c2d6 1398mpegaudiodsp_select="dct"
ad08dfd5 1399mpegvideoenc_select="mpegvideo"
26fbcc85 1400
5666fd73 1401# decoders / encoders / hardware accelerators
cfc2a0cf 1402aac_decoder_select="mdct sinewin"
4538729a 1403aac_encoder_select="mdct sinewin"
136e19e1 1404aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1405ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1406ac3_encoder_select="mdct ac3dsp"
3d269059 1407ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1408alac_encoder_select="lpc"
b781cc12 1409amrnb_decoder_select="lsp"
2b2a597e 1410amrwb_decoder_select="lsp"
4538729a 1411atrac1_decoder_select="mdct sinewin"
26fbcc85 1412atrac3_decoder_select="mdct"
a33657ce
DB
1413binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1414binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1415cavs_decoder_select="golomb mpegvideo"
4538729a 1416cook_decoder_select="mdct sinewin"
2eef7c62 1417cscd_decoder_suggest="zlib"
26fbcc85 1418dca_decoder_select="mdct"
ad08dfd5 1419dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1420dxa_decoder_select="zlib"
baf91bb9 1421eac3_decoder_select="ac3_decoder"
4264a0dd 1422eac3_encoder_select="ac3_encoder"
69804535 1423eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1424eatgq_decoder_select="aandcttables"
c292f6a2 1425eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1426ffv1_decoder_select="golomb rangecoder"
1427ffv1_encoder_select="rangecoder"
5a582bd3 1428ffvhuff_encoder_select="huffman"
4f034993 1429flac_decoder_select="golomb"
f4d608e3 1430flac_encoder_select="golomb lpc"
2eef7c62
AJ
1431flashsv_decoder_select="zlib"
1432flashsv_encoder_select="zlib"
c2d23309 1433flashsv2_decoder_select="zlib"
4414137e 1434flv_decoder_select="h263_decoder"
4d4b4bd1 1435flv_encoder_select="h263_encoder"
3447f12d 1436fraps_decoder_select="huffman"
c292f6a2 1437h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1438h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1439h263_decoder_select="error_resilience h263_parser mpegvideo"
1440h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1441h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1442h263i_decoder_select="h263_decoder"
fe629c2d 1443h263p_encoder_select="h263_encoder"
c292f6a2 1444h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1445h264_dxva2_hwaccel_deps="dxva2api_h"
1446h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1447h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1448h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1449h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1450huffyuv_encoder_select="huffman"
19be0f3c 1451iac_decoder_select="fft mdct sinewin"
56c8227d 1452imc_decoder_select="fft mdct sinewin"
4f034993
MR
1453jpegls_decoder_select="golomb"
1454jpegls_encoder_select="golomb"
ad08dfd5 1455ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1456loco_decoder_select="golomb"
c292f6a2 1457mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1458mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1459mlp_decoder_select="mlp_parser"
c4f5c2d6 1460mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1461mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1462mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1463mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1464mp3_decoder_select="mpegaudiodsp"
1465mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1466mp3adufloat_decoder_select="mpegaudiodsp"
1467mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1468mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1469mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1470mpc7_decoder_select="mpegaudiodsp"
1471mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1472mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1473mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1474mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1475mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1476mpeg1video_decoder_select="error_resilience mpegvideo"
1477mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1478mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1479mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1480mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1481mpeg2video_decoder_select="error_resilience mpegvideo"
1482mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1483mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1484mpeg4_encoder_select="h263_encoder"
95a61cfc 1485mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1486mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1487msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1488msmpeg4v1_encoder_select="h263_encoder"
4414137e 1489msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1490msmpeg4v2_encoder_select="h263_encoder"
4414137e 1491msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1492msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1493mss2_decoder_select="vc1_decoder"
4538729a
MR
1494nellymoser_decoder_select="mdct sinewin"
1495nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1496png_decoder_select="zlib"
1497png_encoder_select="zlib"
b781cc12 1498qcelp_decoder_select="lsp"
c4f5c2d6 1499qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1500ra_144_encoder_select="lpc"
9f43fdda 1501ralf_decoder_select="golomb"
a8beb22f 1502rv10_decoder_select="h263_decoder"
b2bf38b4 1503rv10_encoder_select="h263_encoder"
a8beb22f 1504rv20_decoder_select="h263_decoder"
b2bf38b4 1505rv20_encoder_select="h263_encoder"
c292f6a2
DB
1506rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1507rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1508shorten_decoder_select="golomb"
b781cc12 1509sipr_decoder_select="lsp"
f704a079
DB
1510snow_decoder_select="dwt rangecoder"
1511snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1512svq1_decoder_select="error_resilience mpegvideo"
1513svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1514svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1515svq3_decoder_suggest="zlib"
4eef77c1 1516theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1517tiff_decoder_suggest="zlib"
1518tiff_encoder_suggest="zlib"
aec09a00 1519truehd_decoder_select="mlp_decoder"
2eef7c62 1520tscc_decoder_select="zlib"
4538729a 1521twinvq_decoder_select="mdct lsp sinewin"
aa661113 1522utvideo_encoder_select="huffman"
915a2a0a 1523vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1524vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1525vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1526vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1527vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1528vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1529vorbis_decoder_select="mdct"
1530vorbis_encoder_select="mdct"
ab9f9876
MR
1531vp3_decoder_select="vp3dsp"
1532vp5_decoder_select="vp3dsp"
1533vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1534vp6a_decoder_select="vp6_decoder"
1535vp6f_decoder_select="vp6_decoder"
915a2a0a 1536vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1537wmapro_decoder_select="mdct sinewin"
1538wmav1_decoder_select="mdct sinewin"
1539wmav1_encoder_select="mdct sinewin"
1540wmav2_decoder_select="mdct sinewin"
1541wmav2_encoder_select="mdct sinewin"
1542wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1543wmv1_decoder_select="h263_decoder"
665507aa 1544wmv1_encoder_select="h263_encoder"
f95bfab0 1545wmv2_decoder_select="h263_decoder"
1746e2a9 1546wmv2_encoder_select="h263_encoder"
015f8ee0 1547wmv3_decoder_select="vc1_decoder"
f0f86627 1548wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1549wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1550wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1551wmv3image_decoder_select="wmv3_decoder"
0e714f88 1552zerocodec_decoder_select="zlib"
2eef7c62
AJ
1553zlib_decoder_select="zlib"
1554zlib_encoder_select="zlib"
1555zmbv_decoder_select="zlib"
1556zmbv_encoder_select="zlib"
30fd06be 1557
0afab17e 1558vaapi_deps="va_va_h"
ac3dbb4d 1559vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1560vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1561
28b80940 1562# parsers
c292f6a2
DB
1563h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1564mpeg4video_parser_select="error_resilience mpegvideo"
1565mpegvideo_parser_select="error_resilience mpegvideo"
1566vc1_parser_select="error_resilience mpegvideo"
28b80940 1567
912f3148 1568# external libraries
c9171a83 1569libfaac_encoder_deps="libfaac"
37eeb5e2 1570libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1571libgsm_decoder_deps="libgsm"
1572libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1573libgsm_ms_decoder_deps="libgsm"
1574libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1575libilbc_decoder_deps="libilbc"
1576libilbc_encoder_deps="libilbc"
1cc60c47 1577libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1578libopencore_amrnb_decoder_deps="libopencore_amrnb"
1579libopencore_amrnb_encoder_deps="libopencore_amrnb"
1580libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1581libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1582libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1583libschroedinger_decoder_deps="libschroedinger"
1584libschroedinger_encoder_deps="libschroedinger"
ae14f311 1585libspeex_decoder_deps="libspeex"
b606a017 1586libspeex_encoder_deps="libspeex"
150d2772 1587libtheora_encoder_deps="libtheora"
d89e738a 1588libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1589libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1590libvorbis_encoder_deps="libvorbis"
8299a7f8 1591libvpx_decoder_deps="libvpx"
ee0e9146 1592libvpx_encoder_deps="libvpx"
1cc60c47 1593libx264_encoder_deps="libx264"
de295976 1594libxavs_encoder_deps="libxavs"
1cc60c47 1595libxvid_encoder_deps="libxvid"
30fd06be 1596
912f3148 1597# demuxers / muxers
c2dd0e9e 1598ac3_demuxer_select="ac3_parser"
647c2356 1599asf_stream_muxer_select="asf_muxer"
4e622dea 1600avisynth_demuxer_deps="avisynth"
c2dd0e9e 1601dirac_demuxer_select="dirac_parser"
5b423887 1602eac3_demuxer_select="ac3_parser"
c2dd0e9e 1603flac_demuxer_select="flac_parser"
647c2356 1604ipod_muxer_select="mov_muxer"
647c2356 1605matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1606matroska_demuxer_suggest="zlib bzlib"
1607mov_demuxer_suggest="zlib"
c2dd0e9e 1608mp3_demuxer_select="mpegaudio_parser"
647c2356 1609mp4_muxer_select="mov_muxer"
18bbca1f 1610mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1611mpegtsraw_demuxer_select="mpegts_demuxer"
1612mxf_d10_muxer_select="mxf_muxer"
24ca518b 1613ogg_demuxer_select="golomb"
647c2356 1614psp_muxer_select="mov_muxer"
44594cc7 1615rtp_demuxer_select="sdp_demuxer"
18bbca1f 1616rtp_muxer_select="mpegvideo"
44b70ce5
MS
1617rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1618rtsp_demuxer_select="http_protocol rtpdec"
1619rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1620sap_demuxer_select="sdp_demuxer"
2aab70c4 1621sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1622sdp_demuxer_select="rtpdec"
e772f9fa 1623smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1624spdif_muxer_select="aac_parser"
647c2356
DB
1625tg2_muxer_select="mov_muxer"
1626tgp_muxer_select="mov_muxer"
6bdaa5f4 1627w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1628
1629# indevs / outdevs
38e54a75 1630alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1631alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1632bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1633dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1634fbdev_indev_deps="linux_fb_h"
38e54a75 1635jack_indev_deps="jack_jack_h"
e417d80d 1636libcdio_indev_deps="libcdio"
38e54a75 1637libdc1394_indev_deps="libdc1394"
38e54a75
SS
1638oss_indev_deps_any="soundcard_h sys_soundcard_h"
1639oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1640pulse_indev_deps="libpulse"
15d59d2c
B
1641sndio_indev_deps="sndio_h"
1642sndio_outdev_deps="sndio_h"
38e54a75 1643v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1644vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1645vfwcap_indev_extralibs="-lavicap32"
24f8961f 1646x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1647
912f3148 1648# protocols
acd554c1
SP
1649ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1650ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1651ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1652ffrtmphttp_protocol_deps="!librtmp_protocol"
1653ffrtmphttp_protocol_select="http_protocol"
3fff6382 1654gopher_protocol_deps="network"
c40e1757
JS
1655httpproxy_protocol_deps="network"
1656httpproxy_protocol_select="tcp_protocol"
c08fb000 1657http_protocol_deps="network"
279a0c97 1658http_protocol_select="tcp_protocol"
183baead 1659https_protocol_select="tls_protocol"
c3b57d6e
DB
1660librtmp_protocol_deps="librtmp"
1661librtmpe_protocol_deps="librtmp"
1662librtmps_protocol_deps="librtmp"
1663librtmpt_protocol_deps="librtmp"
1664librtmpte_protocol_deps="librtmp"
c60a2d70 1665mmsh_protocol_select="http_protocol"
b4cf3f6c 1666mmst_protocol_deps="network"
c3b57d6e 1667rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1668rtmp_protocol_select="tcp_protocol"
acd554c1 1669rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1670rtmps_protocol_deps="!librtmp_protocol"
1671rtmps_protocol_select="tls_protocol"
775c4d36 1672rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1673rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1674rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1675rtp_protocol_select="udp_protocol"
83c93fe7 1676sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1677tcp_protocol_deps="network"
558d192d
MS
1678tls_protocol_deps_any="openssl gnutls"
1679tls_protocol_select="tcp_protocol"
c08fb000
AB
1680udp_protocol_deps="network"
1681
6ebf0bfc 1682# filters
13fabd7a 1683blackframe_filter_deps="gpl"
ce6b6ef6 1684boxblur_filter_deps="gpl"
68b79bfc 1685cropdetect_filter_deps="gpl"
b157be1f 1686delogo_filter_deps="gpl"
a5b64584 1687drawtext_filter_deps="libfreetype"
2e5ff4d0 1688frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1689frei0r_filter_extralibs='$ldl'
a42bb9d6 1690frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1691frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1692hqdn3d_filter_deps="gpl"
d371e7b9 1693resample_filter_deps="avresample"
cf69ad35 1694ocv_filter_deps="libopencv"
2f296e39 1695scale_filter_deps="swscale"
acbac567 1696yadif_filter_deps="gpl"
6ebf0bfc 1697
5a0f7131
MR
1698# libraries
1699avdevice_deps="avcodec avformat"
1700avformat_deps="avcodec"
f7679c54 1701
912f3148 1702# programs
ce03b088
AK
1703avconv_deps="avcodec avfilter avformat avresample swscale
1704 aformat_filter asyncts_filter
1705 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1706avplay_deps="avcodec avformat swscale sdl"
1707avplay_select="rdft"
9e12f0bf 1708avprobe_deps="avcodec avformat"
b263bf66 1709avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1710avserver_extralibs='$ldl'
a2830dca 1711
c73f65d9 1712doc_deps="texi2html"
912f3148 1713
57442411
MR
1714# tests
1715
388ff813
DB
1716mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1717seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1718
57442411
MR
1719test_deps(){
1720 suf1=$1
1721 suf2=$2
1722 shift 2
1723 for v; do
1724 dep=${v%=*}
1725 tests=${v#*=}
1726 for name in ${tests}; do
908f12f3 1727 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1728 done
1729 done
1730}
1731
57442411
MR
1732test_deps _muxer _demuxer \
1733 aiff \
1734 pcm_alaw=alaw \
1735 asf \
1736 au \
1737 avi \
1738 dv=dv_fmt \
1739 ffm \
1740 flv=flv_fmt \
1741 gxf \
1742 matroska=mkv \
1743 mmf \
1744 mov \
1745 pcm_mulaw=mulaw \
0218808d 1746 mxf="mxf mxf_d10" \
57442411
MR
1747 nut \
1748 ogg \
1749 rawvideo=pixfmt \
1750 rm \
1751 swf \
1752 mpegts=ts \
1753 voc \
1754 wav \
1755 yuv4mpegpipe=yuv4mpeg \
1756
de6d9b64 1757# default parameters
8a608357 1758
19bd477d 1759logfile="config.log"
8a608357
MR
1760
1761# installation paths
c9d19248
MR
1762prefix_default="/usr/local"
1763bindir_default='${prefix}/bin'
6291d7e4 1764datadir_default='${prefix}/share/avconv'
c9d19248
MR
1765incdir_default='${prefix}/include'
1766libdir_default='${prefix}/lib'
1767mandir_default='${prefix}/share/man'
1768shlibdir_default="$libdir_default"
8a608357
MR
1769
1770# toolchain
121d78d0 1771ar_default="ar"
13c7df3d 1772cc_default="gcc"
9da6609f 1773host_cc_default="gcc"
11e6d03a 1774ln_s="ln -sf"
2a8a860a 1775nm_default="nm -g"
11e6d03a 1776objformat="elf"
3f8040db 1777pkg_config_default=pkg-config
be7109c1 1778ranlib="ranlib"
11e6d03a 1779yasmexe="yasm"
8a608357 1780
3e0b1c9a 1781nogas=":"
8182dc34 1782
8a608357 1783# machine
8d4c00ed 1784arch_default=$(uname -m)
38d0a8aa 1785cpu="generic"
8a608357 1786
8a608357 1787# OS
8d4c00ed
MR
1788target_os_default=$(tolower $(uname -s))
1789host_os=$target_os_default
8a608357 1790
8a608357 1791# configurable options
055c61b8
DB
1792enable $PROGRAM_LIST
1793
5a0f7131
MR
1794enable avcodec
1795enable avdevice
cccc039f 1796enable avfilter
5a0f7131 1797enable avformat
c8af852b 1798enable avresample
dc4f5a1c 1799enable avutil
3e0b1c9a
DB
1800enable swscale
1801
3e0b1c9a
DB
1802enable asm
1803enable debug
1804enable doc
497237c7 1805enable network
8400d6b8 1806enable optimizations
8cfbbd92 1807enable safe_bitstream_reader
530dc538 1808enable static
a9ddb5b1 1809enable swscale_alpha
8a608357 1810
8a608357 1811# build settings
9987769a 1812SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1813AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1814LIBPREF="lib"
1815LIBSUF=".a"
c5f14466
RP
1816FULLNAME='$(NAME)$(BUILDSUF)'
1817LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1818SLIBPREF="lib"
1819SLIBSUF=".so"
c5f14466 1820SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1821SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1822SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1823LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1824SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1825SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1826
68485d1f
MR
1827asflags_filter=echo
1828cflags_filter=echo
64933b6c
MR
1829ldflags_filter=echo
1830
23565c26 1831AS_C='-c'
bc877faf 1832AS_O='-o $@'
23565c26 1833CC_C='-c'
18031c49 1834CC_E='-E -o $@'
7e6c86e6 1835CC_O='-o $@'
a758c5e2 1836LD_O='-o $@'
8db73c61
MR
1837LD_LIB='-l%'
1838LD_PATH='-L'
23565c26 1839HOSTCC_C='-c'
a758c5e2 1840HOSTCC_O='-o $@'
095792f2 1841HOSTLD_O='-o $@'
7e6c86e6 1842
1d01fee9 1843host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1844host_libs='-lm'
6c3fa06a
MR
1845host_cflags_filter=echo
1846host_ldflags_filter=echo
9da6609f 1847
9b861379 1848target_path='$(CURDIR)'
a7ada2ba 1849
a158446b
MR
1850# since the object filename is not given with the -MM flag, the compiler
1851# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1852DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1853DEPFLAGS='-MM'
315c741d 1854
c597172e 1855# find source path
24524f36 1856if test -f configure; then
f038cf3c 1857 source_path=.
c597172e 1858else
8477f2de 1859 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1860 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1861 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1862 test -e "$source_path/config.h" &&
1863 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1864fi
1865
13cbe2c0 1866for v in "$@"; do
b04251c5
MR
1867 r=${v#*=}
1868 l=${v%"$r"}
1869 r=$(sh_quote "$r")
29ba0911 1870 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1871done
c597172e 1872
73ef8980
MR
1873find_things(){
1874 thing=$1
1875 pattern=$2
1876 file=$source_path/$3
932ccf39 1877 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1878}
1879
1880ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1881DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1882HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1883PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1884BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1885MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1886DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1887OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1888INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1889PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1890FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1891
54e75be4
DB
1892ALL_COMPONENTS="
1893 $BSF_LIST
1894 $DECODER_LIST
1895 $DEMUXER_LIST
1896 $ENCODER_LIST
1897 $FILTER_LIST
1898 $HWACCEL_LIST
1899 $INDEV_LIST
1900 $MUXER_LIST
1901 $OUTDEV_LIST
1902 $PARSER_LIST
1903 $PROTOCOL_LIST
1904"
1905
57442411 1906find_tests(){
b9d5f1b7 1907 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1908}
1909
57442411 1910LAVF_TESTS=$(find_tests lavf)
48c28162 1911LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1912SEEK_TESTS=$(find_tests seek seek_)
57442411 1913
7263cd55 1914ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1915
8469ae22
MR
1916for n in $COMPONENT_LIST; do
1917 v=$(toupper ${n%s})_LIST
1918 eval enable \$$v
1919 eval ${n}_if_any="\$$v"
1920done
1921
54e75be4 1922enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1923
1924die_unknown(){
1925 echo "Unknown option \"$1\"."
1926 echo "See $0 --help for available options."
1927 exit 1
1928}
1929
794f8e97 1930show_list() {
bf0c4afa
RP
1931 suffix=_$1
1932 shift
2b444ea7 1933 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1934 exit 0
1935}
1936
154caa67
MR
1937rand_list(){
1938 IFS=', '
1939 set -- $*
1940 unset IFS
1941 for thing; do
1942 comp=${thing%:*}
1943 prob=${thing#$comp}
1944 prob=${prob#:}
1945 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1946 echo "prob ${prob:-0.5}"
1947 printf '%s\n' $comp
1948 done
1949}
1950
1951do_random(){
1952 action=$1
1953 shift
1954 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1955 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1956}
1957
c597172e 1958for opt do
7483e694
DB
1959 optval="${opt#*=}"
1960 case "$opt" in
0f010b2f 1961 --extra-ldflags=*) add_ldflags $optval
7483e694 1962 ;;
0f010b2f 1963 --extra-libs=*) add_extralibs $optval
7483e694 1964 ;;
8fb1cb58 1965 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1966 ;;
40bcf4c7
BL
1967 --enable-debug=*) debuglevel="$optval"
1968 ;;
36e2dea0 1969 --disable-everything)
1b15dc3c 1970 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1971 ;;
154caa67
MR
1972 --enable-random|--disable-random)
1973 action=${opt%%-random}
1974 do_random ${action#--} $COMPONENT_LIST
1975 ;;
1976 --enable-random=*|--disable-random=*)
1977 action=${opt%%-random=*}
1978 do_random ${action#--} $optval
1979 ;;
7483e694 1980 --enable-*=*|--disable-*=*)
8b93ddc3 1981 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1982 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1983 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1984 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1985 $action $(filter "$name" $list)
7483e694
DB
1986 ;;
1987 --enable-?*|--disable-?*)
5e622c40 1988 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1989 if is_in $option $COMPONENT_LIST; then
fed5d54b 1990 test $action = disable && action=unset
e3773a55
MR
1991 eval $action \$$(toupper ${option%s})_LIST
1992 elif is_in $option $CMDLINE_SELECT; then
1993 $action $option
1994 else
1995 die_unknown $opt
1996 fi
7483e694
DB
1997 ;;
1998 --list-*)
1999 NAME="${opt#--list-}"
2000 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2001 NAME=${NAME%s}
2002 eval show_list $NAME \$$(toupper $NAME)_LIST
2003 ;;
2004 --help|-h) show_help
2005 ;;
2006 *)
884a36a7 2007 optname="${opt%%=*}"
26759c44
MR
2008 optname="${optname#--}"
2009 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
2010 if is_in $optname $CMDLINE_SET; then
2011 eval $optname='$optval'
2012 elif is_in $optname $CMDLINE_APPEND; then
2013 append $optname "$optval"
2014 else
2015 die_unknown $opt
2016 fi
7483e694
DB
2017 ;;
2018 esac
c597172e
MR
2019done
2020
bcea99bb
MR
2021disabled logging && logfile=/dev/null
2022
29ba0911 2023echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2024set >> $logfile
2025
9da6609f
MR
2026test -n "$cross_prefix" && enable cross_compile
2027
8d4c00ed
MR
2028if enabled cross_compile; then
2029 test -n "$arch" && test -n "$target_os" ||
2030 die "Must specify target arch and OS when cross-compiling"
2031fi
2032
2033set_default arch target_os
2034
121d78d0 2035ar_default="${cross_prefix}${ar_default}"
11e6d03a 2036cc_default="${cross_prefix}${cc_default}"
20e0ed95 2037nm_default="${cross_prefix}${nm_default}"
3f8040db 2038pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2039ranlib="${cross_prefix}${ranlib}"
adb2b908 2040
c5200f17
MR
2041sysinclude_default="${sysroot}/usr/include"
2042
aeeb782c
MR
2043case "$toolchain" in
2044 msvc)
2045 cc_default="c99wrap cl"
2046 ld_default="c99wrap link"
2047 nm_default="dumpbin -symbols"
ac3a9b51 2048 ar_default="lib"
aeeb782c
MR
2049 ;;
2050 ?*)
2051 die "Unknown toolchain $toolchain"
2052 ;;
2053esac
2054
2a8a860a 2055set_default cc pkg_config sysinclude
9da6609f
MR
2056enabled cross_compile || host_cc_default=$cc
2057set_default host_cc
13c7df3d 2058
762f95e4
MR
2059if ! $pkg_config --version >/dev/null 2>&1; then
2060 warn "$pkg_config not found, library detection may fail."
2061 pkg_config=false
2062fi
2063
82bb3329
MR
2064exesuf() {
2065 case $1 in
1c69c79f 2066 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2067 esac
2068}
2069
2070EXESUF=$(exesuf $target_os)
2071HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2072
e4e69e0b 2073# set temporary file name
a49d42c2 2074: ${TMPDIR:=$TEMPDIR}
c51fafa1 2075: ${TMPDIR:=$TMP}
a49d42c2 2076: ${TMPDIR:=/tmp}
e4e69e0b 2077
a210bce2 2078if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2079 # simple replacement for missing mktemp
2080 # NOT SAFE FOR GENERAL USE
2081 mktemp(){
09a5c245 2082 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2083 }
2084fi
2085
2086tmpfile(){
2087 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2088 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2089 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2090 append TMPFILES $tmp
2091 eval $1=$tmp
2092}
2093
2094trap 'rm -f -- $TMPFILES' EXIT
54460a83 2095
55127e7b 2096tmpfile TMPASM .asm
3e0b1c9a
DB
2097tmpfile TMPC .c
2098tmpfile TMPE $EXESUF
2099tmpfile TMPH .h
2100tmpfile TMPO .o
2101tmpfile TMPS .S
2102tmpfile TMPSH .sh
2103tmpfile TMPV .ver
54460a83
MR
2104
2105unset -f mktemp
e4e69e0b 2106
fb3c4ffc
MR
2107chmod +x $TMPE
2108
993f2d0f
MR
2109# make sure we can execute files in $TMPDIR
2110cat > $TMPSH 2>> $logfile <<EOF
2111#! /bin/sh
2112EOF
2113chmod +x $TMPSH >> $logfile 2>&1
2114if ! $TMPSH >> $logfile 2>&1; then
2115 cat <<EOF
2116Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2117variable to another directory and make sure that it is not mounted noexec.
2118EOF
2119 die "Sanity test failed."
2120fi
993f2d0f 2121
dfa559bc
RB
2122msvc_flags(){
2123 for flag; do
2124 case $flag in
2125 -fomit-frame-pointer) echo -Oy ;;
2126 -g) echo -Z7 ;;
2127 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2128 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2
MS
2129 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2130 -wd4996 ;;
dfa559bc
RB
2131 -std=c99) ;;
2132 -fno-math-errno) ;;
2133 -fno-common) ;;
2134 -fno-signed-zeros) ;;
2135 -lz) echo zlib.lib ;;
2136 -l*) echo ${flag#-l}.lib ;;
2137 *) echo $flag ;;
2138 esac
2139 done
2140}
2141
d0c6d424
MR
2142pgi_flags(){
2143 for flag; do
2144 case $flag in
2145 -fomit-frame-pointer) echo -Mnoframe ;;
2146 -g) echo -gopt ;;
2147 *) echo $flag ;;
2148 esac
2149 done
2150}
2151
2152suncc_flags(){
2153 for flag; do
2154 case $flag in
2155 -march=*|-mcpu=*)
2156 case "${flag#*=}" in
2157 native) echo -xtarget=native ;;
2158 v9|niagara) echo -xarch=sparc ;;
2159 ultrasparc) echo -xarch=sparcvis ;;
2160 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2161 i586|pentium) echo -xchip=pentium ;;
2162 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2163 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2164 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2165 pentium4*) echo -xtarget=pentium4 ;;
2166 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2167 *-sse3) echo -xarch=sse3 ;;
2168 core2) echo -xarch=ssse3 -xchip=core2 ;;
b36f87ff 2169 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2170 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2171 k8|opteron|athlon64|athlon-fx)
2172 echo -xarch=sse2a ;;
2173 athlon*) echo -xarch=pentium_proa ;;
2174 esac
2175 ;;
2176 -std=c99) echo -xc99 ;;
2177 -fomit-frame-pointer) echo -xregs=frameptr ;;
2178 -fPIC) echo -KPIC -xcode=pic32 ;;
2179 -W*,*) echo $flag ;;
2180 -f*-*|-W*) ;;
2181 *) echo $flag ;;
2182 esac
2183 done
2184}
2185
2186tms470_flags(){
2187 for flag; do
2188 case $flag in
2189 -march=*|-mcpu=*)
2190 case "${flag#*=}" in
2191 armv7-a|cortex-a*) echo -mv=7a8 ;;
2192 armv7-r|cortex-r*) echo -mv=7r4 ;;
2193 armv7-m|cortex-m*) echo -mv=7m3 ;;
2194 armv6*|arm11*) echo -mv=6 ;;
2195 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2196 echo -mv=5e ;;
2197 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2198 esac
2199 ;;
2200 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2201 -mfpu=vfp) echo --float_support=vfpv2 ;;
2202 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2203 -msoft-float) echo --float_support=vfplib ;;
2204 -O[0-3]|-mf=*) echo $flag ;;
2205 -g) echo -g -mn ;;
2206 -pds=*) echo $flag ;;
ad93dccb
MR
2207 -D*|-I*) echo $flag ;;
2208 --gcc|--abi=*) echo $flag ;;
2209 -me) echo $flag ;;
d0c6d424
MR
2210 esac
2211 done
2212}
2213
a758c5e2
MR
2214probe_cc(){
2215 pfx=$1
2216 _cc=$2
2217
8db73c61
MR
2218 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2219 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2220 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2221 _flags_filter=echo
2222
2223 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2224 _type=llvm_gcc
2225 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2226 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2227 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2228 _cflags_speed='-O3'
2229 _cflags_size='-Os'
2230 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2231 _type=gcc
2232 gcc_version=$($_cc --version | head -n1)
2233 gcc_basever=$($_cc -dumpversion)
2234 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2235 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2236 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2237 if ! $_cc -dumpversion | grep -q '^2\.'; then
2238 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2239 fi
2240 _cflags_speed='-O3'
2241 _cflags_size='-Os'
2242 elif $_cc --version 2>/dev/null | grep -q Intel; then
2243 _type=icc
2244 _ident=$($_cc --version | head -n1)
2245 _depflags='-MMD'
2246 _cflags_speed='-O3'
2247 _cflags_size='-Os'
2248 _cflags_noopt='-O1'
2249 elif $_cc -v 2>&1 | grep -q xlc; then
2250 _type=xlc
2251 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2252 _cflags_speed='-O5'
2253 _cflags_size='-O5 -qcompact'
2254 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2255 _type=ccc
2256 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2257 _DEPFLAGS='-M'
2258 debuglevel=3
2259 _ldflags='-Wl,-z,now' # calls to libots crash without this
2260 _cflags_speed='-fast'
2261 _cflags_size='-O1'
2262 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2263 test -d "$sysroot" || die "No valid sysroot specified."
2264 _type=armcc
2265 _ident=$($_cc --vsn | head -n1)
2266 armcc_conf="$PWD/armcc.conf"
2267 $_cc --arm_linux_configure \
2268 --arm_linux_config_file="$armcc_conf" \
2269 --configure_sysroot="$sysroot" \
2270 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2271 die "Error creating armcc configuration file."
2272 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2273 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2274 as_default="${cross_prefix}gcc"
2275 _depflags='-MMD'
2276 _cflags_speed='-O3'
2277 _cflags_size='-Os'
0122118e 2278 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2279 _type=tms470
2280 _ident=$($_cc -version | head -n1 | tr -s ' ')
2281 _flags='--gcc --abi=eabi -me'
2282 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2283 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2284 _cc_o='-fe=$@'
2285 as_default="${cross_prefix}gcc"
2286 ld_default="${cross_prefix}gcc"
2287 _depflags='-ppa -ppd=$(@:.o=.d)'
2288 _cflags_speed='-O3 -mf=5'
2289 _cflags_size='-O3 -mf=2'
2290 _flags_filter=tms470_flags
2291 elif $_cc -v 2>&1 | grep -q clang; then
2292 _type=clang
2293 _ident=$($_cc --version | head -n1)
2294 _depflags='-MMD'
2295 _cflags_speed='-O3'
2296 _cflags_size='-Os'
2297 elif $_cc -V 2>&1 | grep -q Sun; then
2298 _type=suncc
2299 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2300 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2301 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2302 _ldflags='-std=c99'
2303 _cflags_speed='-O5'
2304 _cflags_size='-O5 -xspace'
2305 _flags_filter=suncc_flags
2306 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2307 _type=pathscale
2308 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2309 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2310 _cflags_speed='-O2'
2311 _cflags_size='-Os'
2312 _flags_filter='filter_out -Wdisabled-optimization'
2313 elif $_cc -v 2>&1 | grep -q Open64; then
2314 _type=open64
2315 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2316 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2317 _cflags_speed='-O2'
2318 _cflags_size='-Os'
2319 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2320 elif $_cc -V 2>&1 | grep -q Portland; then
2321 _type=pgi
2322 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2323 opt_common='-alias=ansi -Mlre -Mpre'
2324 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2325 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2326 _cflags_noopt="-O1"
2327 _flags_filter=pgi_flags
dfa559bc
RB
2328 elif $_cc 2>&1 | grep -q Microsoft; then
2329 _type=msvc
2330 _ident=$($cc 2>&1 | head -n1)
2331 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2332 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2333 _cflags_speed="-O2"
2334 _cflags_size="-O1"
2335 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2336 if $_cc 2>&1 | grep -q Linker; then
2337 _ld_o='-out $@'
2338 else
2339 _ld_o='-Fe$@'
2340 fi
2341 _cc_o='-Fo $@'
a224b2cb 2342 _cc_e='-P -Fi $@'
dfa559bc
RB
2343 _flags_filter=msvc_flags
2344 _ld_lib='lib%.a'
2345 _ld_path='-libpath:'
2346 _flags='-nologo'
2347 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2348 if [ $pfx = hostcc ]; then
6a0200f2 2349 append _cflags -Dsnprintf=_snprintf
dfa559bc 2350 fi
aef6bd1b 2351 fi
a758c5e2
MR
2352
2353 eval ${pfx}_type=\$_type
2354 eval ${pfx}_ident=\$_ident
2355}
2356
2357set_ccvars(){
23565c26 2358 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2359 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2360 eval ${1}_O=\${_cc_o-\${${1}_O}}
2361
2362 if [ -n "$_depflags" ]; then
2363 eval ${1}_DEPFLAGS=\$_depflags
2364 else
2365 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2366 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2367 eval DEP${1}FLAGS=\$_flags
2368 fi
2369}
2370
2371probe_cc cc "$cc"
2372cflags_filter=$_flags_filter
2373cflags_speed=$_cflags_speed
2374cflags_size=$_cflags_size
2375cflags_noopt=$_cflags_noopt
2376add_cflags $_flags $_cflags
2377cc_ldflags=$_ldflags
2378set_ccvars CC
2379
2380probe_cc hostcc "$host_cc"
2381host_cflags_filter=$_flags_filter
a758c5e2 2382add_host_cflags $_flags $_cflags
a758c5e2 2383set_ccvars HOSTCC
629687f6 2384
851ffa80
MR
2385test -n "$cc_type" && enable $cc_type ||
2386 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2387
75bafbac 2388: ${as_default:=$cc}
50567afa 2389: ${dep_cc_default:=$cc}
684b28e0 2390: ${ld_default:=$cc}
095792f2
MR
2391: ${host_ld_default:=$host_cc}
2392set_default ar as dep_cc ld host_ld
75800dce 2393
a758c5e2
MR
2394probe_cc as "$as"
2395asflags_filter=$_flags_filter
2396add_asflags $_flags $_cflags
2397set_ccvars AS
2398
2399probe_cc ld "$ld"
2400ldflags_filter=$_flags_filter
2401add_ldflags $_flags $_ldflags
2402test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2403LD_O=${_ld_o-$LD_O}
8db73c61
MR
2404LD_LIB=${_ld_lib-$LD_LIB}
2405LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2406
095792f2
MR
2407probe_cc hostld "$host_ld"
2408host_ldflags_filter=$_flags_filter
2409add_host_ldflags $_flags $_ldflags
2410HOSTLD_O=${_ld_o-$HOSTLD_O}
2411
a758c5e2
MR
2412if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2413 probe_cc depcc "$dep_cc"
2414 CCDEP=${_DEPCMD:-$DEPCMD}
2415 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2416 DEPCCFLAGS=$_flags
2417fi
07dec06e 2418
3dbc777c
MR
2419if $ar 2>&1 | grep -q Microsoft; then
2420 arflags="-nologo"
2421 ar_o='-out:$@'
2422elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2423 arflags="rq"
2424 ar_o='$@'
2425else
2426 arflags="rc"
2427 ar_o='$@'
2428fi
2429
7f32f40c 2430add_cflags $extra_cflags
2f2e6c7c 2431add_asflags $extra_cflags
7f32f40c 2432
154d432c
MR
2433if test -n "$sysroot"; then
2434 case "$cc_type" in
00ba041c 2435 gcc|llvm_gcc|clang)
467256f2 2436 add_cppflags --sysroot="$sysroot"
154d432c
MR
2437 add_ldflags --sysroot="$sysroot"
2438 ;;
6fec122a
MR
2439 tms470)
2440 add_cppflags -I"$sysinclude"
2441 add_ldflags --sysroot="$sysroot"
2442 ;;
154d432c
MR
2443 esac
2444fi
2445
d22c13a8
MR
2446if test "$cpu" = host; then
2447 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2448
2449 case "$cc_type" in
613a4e3f 2450 gcc|llvm_gcc)
d22c13a8
MR
2451 check_native(){
2452 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2453 sed -n "/cc1.*$1=/{
27ce1be8
MR
2454 s/.*$1=\\([^ ]*\\).*/\\1/
2455 p
2456 q
2457 }" $TMPE
d22c13a8
MR
2458 }
2459 cpu=$(check_native -march || check_native -mcpu)
2460 ;;
2461 esac
2462
2463 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2464fi
2465
e939cedd
MR
2466# Deal with common $arch aliases
2467case "$arch" in
2468 arm*)
2469 arch="arm"
2470 ;;
2471 mips|mipsel|IP*)
2472 arch="mips"
2473 ;;
47b1860e 2474 mips64*)
e939cedd
MR
2475 arch="mips"
2476 subarch="mips64"
2477 ;;
2478 parisc|hppa)
2479 arch="parisc"
2480 ;;
2481 parisc64|hppa64)
2482 arch="parisc"
2483 subarch="parisc64"
2484 ;;
2485 "Power Macintosh"|ppc|powerpc)
2486 arch="ppc"
2487 ;;
47b1860e 2488 ppc64|powerpc64)
e939cedd
MR
2489 arch="ppc"
2490 subarch="ppc64"
2491 ;;
2492 s390|s390x)
2493 arch="s390"
2494 ;;
2495 sh4|sh)
2496 arch="sh4"
2497 ;;
2498 sun4u|sparc64)
2499 arch="sparc"
2500 subarch="sparc64"
2501 ;;
d33ed7b3 2502 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2503 arch="x86"
2504 ;;
2505esac
2506
851ffa80 2507is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2508enable $arch
e939cedd 2509
df5cdc24 2510# Add processor-specific flags
5d54c126
MR
2511if test "$cpu" = generic; then
2512 : do nothing
2513elif enabled ppc; then
343aef9b 2514
56348891
MR
2515 case $(tolower $cpu) in
2516 601|ppc601|powerpc601)
9dbd5c3d 2517 cpuflags="-mcpu=601"
64ad53ff 2518 disable altivec
9dbd5c3d 2519 ;;
56348891 2520 603*|ppc603*|powerpc603*)
9dbd5c3d 2521 cpuflags="-mcpu=603"
64ad53ff 2522 disable altivec
9dbd5c3d 2523 ;;
56348891 2524 604*|ppc604*|powerpc604*)
9dbd5c3d 2525 cpuflags="-mcpu=604"
64ad53ff 2526 disable altivec
9dbd5c3d 2527 ;;
56348891 2528 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2529 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2530 disable altivec
9dbd5c3d 2531 ;;
56348891 2532 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2533 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2534 ;;
56348891 2535 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2536 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2537 ;;
313f9fbf 2538 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2539 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2540 ;;
313f9fbf
SM
2541 power[3-7]*)
2542 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2543 ;;
56348891 2544 cell)
9dbd5c3d
MR
2545 cpuflags="-mcpu=cell"
2546 enable ldbrx
2547 ;;
4ab26cb4
DB
2548 e500mc)
2549 cpuflags="-mcpu=e500mc"
2550 disable altivec
2551 ;;
7b0b81a1
AL
2552 e500v2)
2553 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2554 disable altivec
2555 ;;
2556 e500)
2557 cpuflags="-mcpu=8540 -mhard-float"
2558 disable altivec
2559 ;;
9dbd5c3d 2560 esac
343aef9b
MR
2561
2562elif enabled x86; then
2563
9dbd5c3d
MR
2564 case $cpu in
2565 i[345]86|pentium)
2566 cpuflags="-march=$cpu"
2567 disable mmx
2568 ;;
2569 # targets that do NOT support conditional mov (cmov)
2570 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2571 cpuflags="-march=$cpu"
2572 disable cmov
2573 ;;
2574 # targets that do support conditional mov (cmov)
b36f87ff 2575 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2576 cpuflags="-march=$cpu"
2577 enable cmov
2578 enable fast_cmov
2579 ;;
2580 # targets that do support conditional mov but on which it's slow
2581 pentium4|pentium4m|prescott|nocona)
2582 cpuflags="-march=$cpu"
2583 enable cmov
2584 disable fast_cmov
2585 ;;
2586 esac
343aef9b
MR
2587
2588elif enabled sparc; then
2589
9dbd5c3d 2590 case $cpu in
26b7199e
MK
2591 niagara)
2592 cpuflags="-mcpu=$cpu"
2593 disable vis
2594 ;;
9dbd5c3d
MR
2595 sparc64)
2596 cpuflags="-mcpu=v9"
2597 ;;
2598 esac
343aef9b
MR
2599
2600elif enabled arm; then
2601
34ba23c9
MR
2602 case $cpu in
2603 armv*)
2604 cpuflags="-march=$cpu"
c2eae137 2605 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2606 ;;
2607 *)
2608 cpuflags="-mcpu=$cpu"
c2eae137
MR
2609 case $cpu in
2610 cortex-a*) subarch=armv7a ;;
2611 cortex-r*) subarch=armv7r ;;
9e19704a 2612 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2613 arm11*) subarch=armv6 ;;
2614 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2615 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2616 esac
34ba23c9
MR
2617 ;;
2618 esac
343aef9b
MR
2619
2620elif enabled alpha; then
2621
34ba23c9 2622 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2623
2624elif enabled bfin; then
2625
34ba23c9 2626 cpuflags="-mcpu=$cpu"
343aef9b
MR
2627
2628elif enabled mips; then
2629
34ba23c9 2630 cpuflags="-march=$cpu"
343aef9b
MR
2631
2632elif enabled avr32; then
2633
9dbd5c3d
MR
2634 case $cpu in
2635 ap7[02]0[0-2])
2636 subarch="avr32_ap"
2637 cpuflags="-mpart=$cpu"
2638 ;;
2639 ap)
2640 subarch="avr32_ap"
2641 cpuflags="-march=$cpu"
2642 ;;
2643 uc3[ab]*)
2644 subarch="avr32_uc"
2645 cpuflags="-mcpu=$cpu"
2646 ;;
2647 uc)
2648 subarch="avr32_uc"
2649 cpuflags="-march=$cpu"
2650 ;;
2651 esac
df5cdc24 2652
343aef9b
MR
2653fi
2654
df5cdc24
MR
2655add_cflags $cpuflags
2656add_asflags $cpuflags
2657
993f2d0f
MR
2658# compiler sanity check
2659check_exec <<EOF
2660int main(void){ return 0; }
2661EOF
2662if test "$?" != 0; then
2663 echo "$cc is unable to create an executable file."
2664 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2665 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2666 echo "Only do this if you know what cross compiling means."
2667 fi
2668 die "C compiler test failed."
2669fi
2670
046f081b 2671add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2672check_cflags -std=c99
50a334e4 2673check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2674#include <stdlib.h>
2675EOF
50a334e4 2676check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2677#include <stdlib.h>
2678EOF
e9b9a2f8 2679
f0125de9 2680check_host_cflags -std=c99
0a6db2a2 2681check_host_cflags -Wall
f0125de9 2682
b24dbcbd 2683case "$arch" in
e939cedd 2684 alpha|ia64|mips|parisc|sparc)
8a3c8627 2685 spic=$shared
b24dbcbd 2686 ;;
e939cedd 2687 x86)
cfdb6148 2688 subarch="x86_32"
5adc829e 2689 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2690 if test "$subarch" = "x86_64"; then
e939cedd 2691 spic=$shared
de27f4d9 2692 fi
b24dbcbd 2693 ;;
b24dbcbd
RP
2694esac
2695
343aef9b 2696enable $subarch
8a3c8627 2697enabled spic && enable pic
b24dbcbd 2698
7483e694 2699# OS specific
4f854758 2700case $target_os in
a1629e28 2701 haiku)
63ae7e7c 2702 prefix_default="/boot/common"
108caaaa 2703 network_extralibs="-lnetwork"
f59c4bd6 2704 host_libs=
a1629e28 2705 ;;
7483e694 2706 sunos)
4d58e4cb 2707 AVSERVERLDFLAGS=""
9987769a 2708 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2709 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2710 network_extralibs="-lsocket -lnsl"
779222db 2711 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2712 # When using suncc to build, the Solaris linker will mark
2713 # an executable with each instruction set encountered by
2714 # the Solaris assembler. As our libraries contain their own
2715 # guards for processor-specific code, instead suppress
2716 # generation of the HWCAPS ELF section on Solaris x86 only.
2717 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2718 nm_default='nm -P -g'
7483e694
DB
2719 ;;
2720 netbsd)
a1e4b3f6 2721 disable symver
07a8eef6
MR
2722 oss_indev_extralibs="-lossaudio"
2723 oss_outdev_extralibs="-lossaudio"
7483e694 2724 ;;
d488c3bc 2725 openbsd|bitrig)
7c4a001a 2726 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2727 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2728 # however the generated executable will not do anything
2729 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2730 # Thus explicitly enable PIC here.
cd78208b 2731 enable pic
a1e4b3f6 2732 disable symver
7483e694 2733 SHFLAGS='-shared'
d5683aba
BS
2734 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2735 SLIB_INSTALL_LINKS=
07a8eef6
MR
2736 oss_indev_extralibs="-lossaudio"
2737 oss_outdev_extralibs="-lossaudio"
7483e694 2738 ;;
a1e4b3f6 2739 dragonfly)
a1e4b3f6
MR
2740 disable symver
2741 ;;
2742 freebsd)
7483e694
DB
2743 ;;
2744 bsd/os)
355d81df 2745 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2746 ;;
2747 darwin)
301ab19d 2748 gas="gas-preprocessor.pl $cc"
e08b8239 2749 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2750 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2751 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2752 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2753 SLIBSUF=".dylib"
2754 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2755 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2756 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2757 objformat="macho"
1b0f6fb8 2758 enabled x86_64 && objformat="macho64"
8dfa86f7 2759 enabled_any pic shared ||
2704bd1a 2760 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2761 ;;
2762 mingw32*)
9d3f4f50 2763 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2764 disable network
2765 else
2766 target_os=mingw32
2767 fi
dcc01c06 2768 LIBTARGET=i386
1fc9fb8a 2769 if enabled x86_64; then
417516f6 2770 LIBTARGET="i386:x86-64"
336cc1b0 2771 elif enabled arm; then
15c5156d 2772 LIBTARGET=arm-wince
dcc01c06 2773 fi
fbd971a4 2774 shlibdir_default="$bindir_default"
7483e694
DB
2775 SLIBPREF=""
2776 SLIBSUF=".dll"
7483e694
DB
2777 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2778 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2779 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2780 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2781 SLIB_INSTALL_LINKS=
2782 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2783 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2784 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 2785 objformat="win32"
ec10a9ab 2786 dlltool="${cross_prefix}dlltool"
a3222470 2787 ranlib=:
bc574408 2788 enable dos_paths
1894e741 2789 check_cflags -fno-common
5666a9f2 2790 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2791 ;;
2792 cygwin*)
4f854758 2793 target_os=cygwin
fbd971a4 2794 shlibdir_default="$bindir_default"
7483e694
DB
2795 SLIBPREF="cyg"
2796 SLIBSUF=".dll"
2797 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2798 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2799 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2800 SLIB_INSTALL_LINKS=
2801 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2802 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2803 objformat="win32"
bc574408 2804 enable dos_paths
1894e741 2805 check_cflags -fno-common
a7a187a1 2806 add_cppflags -U__STRICT_ANSI__
7483e694 2807 ;;
4f365f37 2808 *-dos|freedos|opendos)
4f365f37 2809 network_extralibs="-lsocket"
ff1c015d 2810 objformat="coff"
bc574408 2811 enable dos_paths
a7a187a1 2812 add_cppflags -U__STRICT_ANSI__
4f365f37 2813 ;;
7483e694 2814 linux)
046f081b 2815 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2816 enable dv1394
2817 ;;
2818 irix*)
4f854758 2819 target_os=irix
7483e694
DB
2820 ranlib="echo ignoring ranlib"
2821 ;;
d22e8442 2822 os/2*)
d22e8442 2823 ln_s="cp -f"
9297f1ed 2824 objformat="aout"
e14574eb 2825 add_cppflags -D_GNU_SOURCE
355d81df 2826 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2827 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2828 AVSERVERLDFLAGS=""
287d3b13 2829 LIBSUF="_s.a"
d22e8442
DY
2830 SLIBPREF=""
2831 SLIBSUF=".dll"
2832 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2833 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2834 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2835 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2836 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2837 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2838 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2839 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2840 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2841 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2842 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2843 enable dos_paths
d22e8442 2844 ;;
83993c1c 2845 gnu/kfreebsd)
c1f54478 2846 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2847 ;;
34e82167 2848 gnu)
f60d1366 2849 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2850 ;;
d33ed7b3
MR
2851 qnx)
2852 add_cppflags -D_QNX_SOURCE
2853 network_extralibs="-lsocket"
2854 ;;
1c69c79f
MS
2855 symbian)
2856 SLIBSUF=".dll"
2857 enable dos_paths
e3bc07f4
MS
2858 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2859 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2860 add_ldflags -Wl,--target1-abs,--no-undefined \
2861 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2862 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2863 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2864 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2865 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2866 ;;
614d8911
MR
2867 none)
2868 ;;
7483e694 2869 *)
4f924f9a 2870 die "Unknown OS '$target_os'."
7483e694
DB
2871 ;;
2872esac
2873
b797f3c4
MR
2874# determine libc flavour
2875
2876if check_cpp_condition features.h "defined __UCLIBC__"; then
2877 libc_type=uclibc
2878elif check_cpp_condition features.h "defined __GLIBC__"; then
2879 libc_type=glibc
2880elif check_header _mingw.h; then
2881 libc_type=mingw
2882 check_cpp_condition _mingw.h \
2883 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2884 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2885 die "ERROR: MinGW runtime version must be >= 3.15."
2886elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2887 libc_type=newlib
4fa661a8
RB
2888elif check_func_headers stdlib.h _get_doserrno; then
2889 libc_type=msvcrt
2890 add_cflags -Dstrtod=avpriv_strtod
2891 add_cflags -Dsnprintf=avpriv_snprintf \
2892 -D_snprintf=avpriv_snprintf \
2893 -Dvsnprintf=avpriv_vsnprintf
b797f3c4
MR
2894elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2895 libc_type=klibc
2896fi
2897
2898test -n "$libc_type" && enable $libc_type
2899
6555acad
MR
2900esc(){
2901 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2902}
2903
2904echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2905
13cb2187
AS
2906check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2907
c9d19248 2908set_default $PATHS_LIST
2a8a860a 2909set_default nm
c9d19248 2910
320d060a 2911# we need to build at least one lib type
93b3c083 2912if ! enabled_any static shared; then
320d060a
DB
2913 cat <<EOF
2914At least one library type must be built.
2915Specify --enable-static to build the static libraries or --enable-shared to
2916build the shared libraries as well. To only build the shared libraries specify
2917--disable-static in addition to --enable-shared.
2918EOF
2919 exit 1;
2920fi
2921
2184c6f7 2922die_license_disabled() {
4c27207c 2923 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2924}
2925
e417d80d 2926die_license_disabled gpl libcdio
2184c6f7 2927die_license_disabled gpl libx264
de295976 2928die_license_disabled gpl libxavs
2184c6f7 2929die_license_disabled gpl libxvid
2184c6f7
DB
2930die_license_disabled gpl x11grab
2931
2f7ae63b 2932die_license_disabled nonfree libfaac
87246953 2933die_license_disabled nonfree libfdk_aac
a060866f 2934die_license_disabled nonfree openssl
b2e3c528 2935
0b175caa
DB
2936die_license_disabled version3 libopencore_amrnb
2937die_license_disabled version3 libopencore_amrwb
d89e738a 2938die_license_disabled version3 libvo_aacenc
f502ff3f 2939die_license_disabled version3 libvo_amrwbenc
0b175caa 2940
9cad0e4e 2941enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2942
40617a6d 2943disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2944
e276d9e8
MR
2945enable_pic() {
2946 enable pic
bce7b696
MR
2947 add_cppflags -DPIC
2948 add_cflags -fPIC
2949 add_asflags -fPIC
e276d9e8
MR
2950}
2951
2952enabled pic && enable_pic
bce7b696 2953
b4d96ba2
MR
2954check_cc <<EOF || die "Symbol mangling check failed."
2955int ff_extern;
2956EOF
2a8a860a 2957sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2958extern_prefix=${sym%%ff_extern*}
2959
afb5ed55 2960check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
2961void foo(void) { __asm__ volatile ("" ::); }
2962EOF
61d251db 2963
df5e3978
MR
2964_restrict=
2965for restrict_keyword in restrict __restrict__ __restrict; do
2966 check_cc <<EOF && _restrict=$restrict_keyword && break
2967void foo(char * $restrict_keyword p);
2968EOF
2969done
2970
2971check_cc <<EOF && enable attribute_packed
2972struct { int x; } __attribute__((packed)) x;
2973EOF
2974
dffb41b9
MR
2975check_cc <<EOF && enable attribute_may_alias
2976union { int x; } __attribute__((may_alias)) x;
2977EOF
2978
df5e3978
MR
2979check_cc <<EOF || die "endian test failed"
2980unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2981EOF
48fc536a 2982od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2983
e939cedd
MR
2984if enabled alpha; then
2985
2986 check_cflags -mieee
2987
2988elif enabled arm; then
e45391bb 2989
8986fddc 2990 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2991 nogas=die
50fa82e6 2992
44caaa56
MR
2993 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2994 enable vfp_args
2995 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2996 case "${cross_prefix:-$cc}" in
2997 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2998 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2999__asm__ (".eabi_attribute 28, 1");
3000int main(void) { return 0; }
3001EOF
44caaa56
MR
3002 esac
3003 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3004 fi
fa0912fe 3005
575db883
DB
3006 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3007 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3008 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3009 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3010 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3011 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3012
575db883
DB
3013 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3014 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3015
e276d9e8
MR
3016 enabled_all armv6t2 shared !pic && enable_pic
3017
fa0912fe 3018elif enabled mips; then
e45391bb 3019
575db883
DB
3020 check_inline_asm loongson '"dmult.g $1, $2, $3"'
3021 enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"'
e45391bb 3022
fa0912fe 3023elif enabled ppc; then
e45391bb 3024
e6a0c354
MR
3025 enable local_aligned_8 local_aligned_16
3026
575db883
DB
3027 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3028 check_inline_asm ibm_asm '"add 0, 0, 0"'
3029 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3030 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3031
3032 # AltiVec flags: The FSF version of GCC differs from the Apple version
3033 if enabled altivec; then
301ab19d 3034 nogas=warn
fa0912fe
MR
3035 check_cflags -maltivec -mabi=altivec &&
3036 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3037 check_cflags -faltivec
3038
3039 # check if our compiler supports Motorola AltiVec C API
3040 check_cc <<EOF || disable altivec
3041$inc_altivec_h
3042int main(void) {
20bcce50
MR
3043 vector signed int v1 = (vector signed int) { 0 };
3044 vector signed int v2 = (vector signed int) { 1 };
3045 v1 = vec_add(v1, v2);
fa0912fe
MR
3046 return 0;
3047}
3048EOF
3049
20bcce50 3050 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3051 fi
e45391bb 3052
fa0912fe 3053elif enabled sparc; then
e45391bb 3054
575db883
DB
3055 enabled vis &&
3056 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
f69f51b3 3057 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 3058
fa0912fe 3059elif enabled x86; then
e45391bb 3060
5fa22ae3 3061 check_code ld immintrin.h "return __xgetbv(0)" && enable xgetbv
c0ee695b 3062 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 3063 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 3064 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 3065
f80ddd5b
RB
3066 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3067
e6a0c354
MR
3068 enable local_aligned_8 local_aligned_16
3069
44965991
PI
3070 # check whether EBP is available on x86
3071 # As 'i' is stored on the stack, this program will crash
3072 # if the base pointer is used to access it because the
3073 # base pointer is cleared in the inline assembly code.
7dfef245 3074 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3075volatile int i=0;
3076__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3077return i;
44965991
PI
3078EOF
3079
f494213c 3080 # check whether EBX is available on x86
575db883
DB
3081 check_inline_asm ebx_available '""::"b"(0)' &&
3082 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3083
6f74fb03 3084 # check whether xmm clobbers are supported
575db883 3085 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3086
239fdf1b 3087 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3088 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3089 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3090
9cca1e40 3091 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3092 if check_cmd $yasmexe --version; then
3093 enabled x86_64 && yasm_extra="-m amd64"
3094 yasm_debug="-g dwarf2"
3095 elif check_cmd nasm -v; then
3096 yasmexe=nasm
3097 yasm_debug="-g -F dwarf"
3098 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3099 fi
3100
3101 YASMFLAGS="-f $objformat $yasm_extra"
3102 enabled pic && append YASMFLAGS "-DPIC"
3103 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3104 case "$objformat" in
3105 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3106 esac
3107
48545a8f 3108 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 3109 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59
DB
3110 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
3111 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3112 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3113 fi
e45391bb 3114
669b5583
MR
3115 case "$cpu" in
3116 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3117 disable fast_clz
3118 ;;
3119 esac
3120
44965991
PI
3121fi
3122
301ab19d
MR
3123if enabled asm; then
3124 as=${gas:=$as}
575db883 3125 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3126 $nogas "GNU assembler not found, install gas-preprocessor"
3127fi
3128
4a7e068b
MR
3129check_ldflags -Wl,--as-needed
3130
a98bb16d
RP
3131if check_func dlopen; then
3132 ldl=
3133elif check_func dlopen -ldl; then
3134 ldl=-ldl
8bf5d58f
MN
3135fi
3136
54fe299b
DV
3137if enabled network; then
3138 check_type "sys/types.h sys/socket.h" socklen_t
3139 check_type netdb.h "struct addrinfo"
75d339e0
MS
3140 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3141 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3142 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3143 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3144 check_type poll.h "struct pollfd"
54fe299b
DV
3145 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3146 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3147 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3148 check_func getaddrinfo $network_extralibs
54fe299b
DV
3149 # Prefer arpa/inet.h over winsock2
3150 if check_header arpa/inet.h ; then
3151 check_func closesocket
3152 elif check_header winsock2.h ; then
47876d66
DB
3153 check_func_headers winsock2.h closesocket -lws2 &&
3154 network_extralibs="-lws2" ||
3155 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3156 network_extralibs="-lws2_32"; }
f06dee77 3157 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3158 check_type ws2tcpip.h socklen_t
3159 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3160 check_type ws2tcpip.h "struct group_source_req"
3161 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3162 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3163 check_type winsock2.h "struct pollfd"
54fe299b
DV
3164 check_type ws2tcpip.h "struct sockaddr_in6"
3165 check_type ws2tcpip.h "struct sockaddr_storage"
3166 check_struct winsock2.h "struct sockaddr" sa_len
3167 else
3168 disable network
3169 fi
3170fi
3171
75ecf149
DB
3172# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3173check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3174
534a2231 3175check_func fcntl
7483e694
DB
3176check_func fork
3177check_func gethrtime
667fb97a 3178check_func getopt
7483e694 3179check_func getrusage
fc5607f8 3180check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3181check_func gettimeofday
094c09bb 3182check_func inet_aton $network_extralibs
abfc8d05 3183check_func isatty
a5b64584 3184check_func localtime_r
4ae40685 3185check_func ${malloc_prefix}memalign && enable memalign
7483e694 3186check_func mkstemp
0328b9ea 3187check_func mmap
4ae40685 3188check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3189check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3190check_func setrlimit
87958234 3191check_func strerror_r
6379900c 3192check_func strptime
47941088 3193check_func strtok_r
ea4d5f48 3194check_func sched_getaffinity
bcc73960 3195check_func sysconf
b9e22269 3196check_func sysctl
d3d3a32c 3197check_func usleep
b507ebd1 3198check_func_headers io.h setmode
b4675d0f 3199check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3200check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3201check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3202check_func_headers windows.h GetProcessTimes
61183b5a 3203check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3204check_func_headers windows.h MapViewOfFile
d3d3a32c 3205check_func_headers windows.h Sleep
7c5bfe7a 3206check_func_headers windows.h VirtualAlloc
6ffa87d3 3207
ca6b544a 3208check_header direct.h
a98bb16d 3209check_header dlfcn.h
fa845061 3210check_header dxva.h
92c6a099 3211check_header dxva2api.h
3b1ab197 3212check_header io.h
a98bb16d 3213check_header malloc.h
bf6ce82d 3214check_header poll.h
b58412f1 3215check_header sys/mman.h
06bb5905 3216check_header sys/param.h
b091aa44 3217check_header sys/resource.h
bf6ce82d 3218check_header sys/select.h
e64bceea 3219check_header sys/time.h
542920b7 3220check_header unistd.h
272081b0
CEH
3221check_header vdpau/vdpau.h
3222check_header vdpau/vdpau_x11.h
d3d3a32c 3223check_header windows.h
68178ca9 3224check_header X11/extensions/XvMClib.h
a98bb16d 3225
a4fa192c 3226disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3227disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3228
ff3755cb
JG
3229if ! disabled w32threads && ! enabled pthreads; then
3230 check_func _beginthreadex && enable w32threads
3231fi
3232
57bd82d4
MR
3233# check for some common methods of building with pthread support
3234# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3235if ! disabled pthreads && ! enabled w32threads; then
3236 enable pthreads
9e7fd101
MR
3237 if check_func pthread_create; then
3238 :
3239 elif check_func pthread_create -pthread; then
3240 add_cflags -pthread
afc9aee2 3241 add_extralibs -pthread
9e7fd101
MR
3242 elif check_func pthread_create -pthreads; then
3243 add_cflags -pthreads
afc9aee2 3244 add_extralibs -pthreads
8d94f606
GT
3245 elif check_func pthread_create -lpthreadGC2; then
3246 add_extralibs -lpthreadGC2
9e7fd101 3247 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3248 disable pthreads
9e7fd101 3249 fi
57bd82d4
MR
3250fi
3251
8eee7025 3252for thread in $THREADS_LIST; do
e5f94c2b 3253 if enabled $thread; then
3ae3b721
RP
3254 test -n "$thread_type" &&
3255 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3256 thread_type="$thread"
e5f94c2b
RP
3257 fi
3258done
3259
50f7c296 3260check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3261enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3262
15333562 3263check_mathfunc cbrtf
645d2652
MR
3264check_mathfunc exp2
3265check_mathfunc exp2f
46df708b
MS
3266check_mathfunc isinf
3267check_mathfunc isnan
645d2652 3268check_mathfunc llrint
07876e25 3269check_mathfunc llrintf
645d2652
MR
3270check_mathfunc log2
3271check_mathfunc log2f
3272check_mathfunc lrint
3273check_mathfunc lrintf
183b1c22 3274check_mathfunc rint