wavdec: check size before reading the data, not after.
[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.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
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
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
06454877
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
103
104Component options:
06454877 105 --disable-doc do not build documentation
6291d7e4 106 --disable-avconv disable avconv build
266463da 107 --disable-avplay disable avplay build
9e12f0bf 108 --disable-avprobe disable avprobe build
4d58e4cb 109 --disable-avserver disable avserver build
5a0f7131
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110 --disable-avdevice disable libavdevice build
111 --disable-avcodec disable libavcodec build
112 --disable-avformat disable libavformat build
113 --disable-swscale disable libswscale build
cccc039f 114 --disable-avfilter disable video filter support [no]
c8af852b 115 --disable-avresample disable libavresample build [no]
0dbfc1db 116 --disable-pthreads disable pthreads [auto]
7b7b220c 117 --disable-w32threads disable Win32 threads [auto]
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118 --enable-x11grab enable X11 grabbing [no]
119 --disable-network disable network support [no]
7f3f5f46 120 --disable-dct disable DCT code
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121 --disable-dwt disable DWT code
122 --disable-lsp disable LSP code
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123 --disable-mdct disable MDCT code
124 --disable-rdft disable RDFT code
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125 --disable-fft disable FFT code
126 --enable-dxva2 enable DXVA2 code
dcb73592 127 --enable-vaapi enable VAAPI code
ac3dbb4d 128 --enable-vda enable VDA code
e8f6bd4b 129 --enable-vdpau enable VDPAU code
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130
131Individual component options:
bb55e3a3 132 --disable-everything disable all components listed below
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133 --disable-encoder=NAME disable encoder NAME
134 --enable-encoder=NAME enable encoder NAME
135 --disable-encoders disable all encoders
136 --disable-decoder=NAME disable decoder NAME
137 --enable-decoder=NAME enable decoder NAME
138 --disable-decoders disable all decoders
139 --disable-hwaccel=NAME disable hwaccel NAME
140 --enable-hwaccel=NAME enable hwaccel NAME
141 --disable-hwaccels disable all hwaccels
142 --disable-muxer=NAME disable muxer NAME
143 --enable-muxer=NAME enable muxer NAME
144 --disable-muxers disable all muxers
145 --disable-demuxer=NAME disable demuxer NAME
146 --enable-demuxer=NAME enable demuxer NAME
147 --disable-demuxers disable all demuxers
148 --enable-parser=NAME enable parser NAME
149 --disable-parser=NAME disable parser NAME
150 --disable-parsers disable all parsers
151 --enable-bsf=NAME enable bitstream filter NAME
152 --disable-bsf=NAME disable bitstream filter NAME
153 --disable-bsfs disable all bitstream filters
154 --enable-protocol=NAME enable protocol NAME
155 --disable-protocol=NAME disable protocol NAME
156 --disable-protocols disable all protocols
3b327a4b 157 --enable-indev=NAME enable input device NAME
06454877 158 --disable-indev=NAME disable input device NAME
06454877 159 --disable-indevs disable input devices
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160 --enable-outdev=NAME enable output device NAME
161 --disable-outdev=NAME disable output device NAME
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162 --disable-outdevs disable output devices
163 --disable-devices disable all devices
164 --enable-filter=NAME enable filter NAME
165 --disable-filter=NAME disable filter NAME
166 --disable-filters disable all filters
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167
168External library support:
169 --enable-avisynth enable reading of AVISynth script files [no]
170 --enable-bzlib enable bzlib [autodetect]
47941088 171 --enable-frei0r enable frei0r video filtering
bc8c1395 172 --enable-gnutls enable gnutls [no]
e417d80d 173 --enable-libcdio enable audio CD grabbing with libcdio
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174 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
175 and libraw1394 [no]
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176 --enable-libfaac enable AAC encoding via libfaac [no]
177 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 178 --enable-libfreetype enable libfreetype [no]
c547e5ff 179 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 180 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 181 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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182 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
183 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
184 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 185 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 186 --enable-libopus enable Opus decoding via libopus [no]
7c922411 187 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 188 --enable-librtmp enable RTMP[E] support via librtmp [no]
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189 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
190 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 191 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 192 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 193 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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DB
194 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
195 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 196 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 197 --enable-libxavs enable AVS encoding via xavs [no]
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198 --enable-libxvid enable Xvid encoding via xvidcore,
199 native MPEG-4/Xvid encoder exists [no]
a060866f 200 --enable-openssl enable openssl [no]
06454877
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201 --enable-zlib enable zlib [autodetect]
202
203Advanced options (experts only):
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204 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
205 --enable-cross-compile assume a cross-compiler is used
206 --sysroot=PATH root of cross-build tree
207 --sysinclude=PATH location of cross-build system headers
208 --target-os=OS compiler targets OS [$target_os]
209 --target-exec=CMD command to run executables on target
210 --target-path=DIR path to view of build directory on target
aeeb782c 211 --toolchain=NAME set tool defaults according to NAME
06454877 212 --nm=NM use nm tool
121d78d0 213 --ar=AR use archive tool AR [$ar_default]
06454877
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214 --as=AS use assembler AS [$as_default]
215 --cc=CC use C compiler CC [$cc_default]
193cdd9a 216 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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217 --ld=LD use linker LD
218 --host-cc=HOSTCC use host C compiler HOSTCC
219 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 220 --host-ld=HOSTLD use host linker HOSTLD
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221 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
222 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 223 --host-os=OS compiler host OS [$target_os]
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224 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
225 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
226 --extra-libs=ELIBS add ELIBS [$ELIBS]
227 --extra-version=STRING version string suffix []
193cdd9a 228 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 229 --build-suffix=SUFFIX library name suffix []
3b327a4b 230 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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231 --arch=ARCH select architecture [$arch]
232 --cpu=CPU select the minimum required CPU (affects
233 instruction selection, may crash on older CPUs)
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DB
234 --enable-pic build position-independent code
235 --enable-sram allow use of on-chip SRAM
193cdd9a 236 --enable-thumb compile for Thumb instruction set
3b327a4b 237 --disable-symver disable symbol versioning
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DB
238 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
239 --disable-safe-bitstream-reader
240 disable buffer boundary checking in bitreaders
241 (faster, but may crash)
242 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 243 --enable-lto use link-time optimization
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DB
244
245Optimization options (experts only):
c8a4ae00 246 --disable-asm disable all assembler optimizations
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247 --disable-altivec disable AltiVec optimizations
248 --disable-amd3dnow disable 3DNow! optimizations
249 --disable-amd3dnowext disable 3DNow! extended optimizations
250 --disable-mmx disable MMX optimizations
239fdf1b 251 --disable-mmxext disable MMXEXT optimizations
06454877 252 --disable-sse disable SSE optimizations
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DB
253 --disable-sse2 disable SSE2 optimizations
254 --disable-sse3 disable SSE3 optimizations
06454877 255 --disable-ssse3 disable SSSE3 optimizations
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256 --disable-sse4 disable SSE4 optimizations
257 --disable-sse42 disable SSE4.2 optimizations
87f1355f 258 --disable-avx disable AVX optimizations
79687079 259 --disable-fma4 disable FMA4 optimizations
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260 --disable-armv5te disable armv5te optimizations
261 --disable-armv6 disable armv6 optimizations
262 --disable-armv6t2 disable armv6t2 optimizations
263 --disable-armvfp disable ARM VFP optimizations
5ea20630 264 --disable-neon disable NEON optimizations
06454877 265 --disable-vis disable VIS optimizations
afb5ed55 266 --disable-inline-asm disable use of inline assembler
06454877 267 --disable-yasm disable use of yasm assembler
06454877 268
070c5d0f 269Developer options (useful when working on Libav itself):
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270 --disable-debug disable debugging symbols
271 --enable-debug=LEVEL set the debug level [$debuglevel]
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272 --disable-optimizations disable compiler optimizations
273 --enable-extra-warnings enable more compiler warnings
52b3cc60 274 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 275 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
276 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
277 should be used only for debugging purposes)
154caa67
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278 --enable-random randomly enable/disable components
279 --disable-random
280 --enable-random=LIST randomly enable/disable specific components or
281 --disable-random=LIST component groups. LIST is a comma-separated list
282 of NAME[:PROB] entries where NAME is a component
283 (group) and PROB the probability associated with
284 NAME (default 0.5).
285 --random-seed=VALUE seed value for --enable/disable-random
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286
287NOTE: Object files are built at the place where configure is launched.
288EOF
60e8bc13 289 exit 0
74c53c2d 290}
cf9d24ad 291
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292quotes='""'
293
57bd82d4 294log(){
2270b4b2 295 echo "$@" >> $logfile
57bd82d4
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296}
297
720c69da 298log_file(){
c8e9f801 299 log BEGIN $1
2270b4b2 300 pr -n -t $1 >> $logfile
c8e9f801
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301 log END $1
302}
303
2ba042a7 304echolog(){
c8e9f801 305 log "$@"
57bd82d4 306 echo "$@"
2ba042a7
MR
307}
308
7bfc8ae6
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309warn(){
310 log "WARNING: $*"
311 WARNINGS="${WARNINGS}WARNING: $*\n"
312}
313
2ba042a7
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314die(){
315 echolog "$@"
316 cat <<EOF
d326cf7f 317
2ba042a7 318If you think configure made a mistake, make sure you are using the latest
4a6a21f5 319version from Git. If the latest version fails, report the problem to the
070c5d0f 320libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 321EOF
e155a21a 322 if disabled logging; then
2ba042a7 323 cat <<EOF
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DB
324Rerun configure with logging enabled (do not use --disable-logging), and
325include the log this produces with your report.
2ba042a7
MR
326EOF
327 else
f69f51b3 328 cat <<EOF
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329Include the log file "$logfile" produced by configure as this will help
330solving the problem.
2ba042a7
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331EOF
332 fi
57bd82d4
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333 exit 1
334}
335
6c6007d6 336# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 337toupper(){
6c6007d6 338 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
339}
340
4a5444db 341tolower(){
6c6007d6 342 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
343}
344
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345c_escape(){
346 echo "$*" | sed 's/["\\]/\\\0/g'
347}
348
b04251c5
MR
349sh_quote(){
350 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 351 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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352 echo "$v"
353}
354
bb7a22b5
MR
355cleanws(){
356 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
357}
358
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MR
359filter(){
360 pat=$1
361 shift
362 for v; do
98ef6079 363 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
364 done
365}
366
9d201b26
MR
367filter_out(){
368 pat=$1
369 shift
370 for v; do
371 eval "case $v in $pat) ;; *) echo $v ;; esac"
372 done
373}
374
36e2dea0
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375map(){
376 m=$1
377 shift
e0e335a0 378 for v; do eval $m; done
36e2dea0
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379}
380
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DB
381add_suffix(){
382 suffix=$1
383 shift
384 for v; do echo ${v}${suffix}; done
385}
386
a8d04fba
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387set_all(){
388 value=$1
389 shift
390 for var in $*; do
391 eval $var=$value
392 done
393}
394
72a43668
MR
395set_weak(){
396 value=$1
397 shift
398 for var; do
399 eval : \${$var:=$value}
400 done
401}
402
3f8040db
MR
403set_safe(){
404 var=$1
405 shift
406 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
407}
408
409get_safe(){
410 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
411}
412
799c9e9b
MR
413pushvar(){
414 for var in $*; do
415 eval level=\${${var}_level:=0}
416 eval ${var}_${level}="\$$var"
417 eval ${var}_level=$(($level+1))
418 done
419}
420
421popvar(){
422 for var in $*; do
423 eval level=\${${var}_level:-0}
424 test $level = 0 && continue
425 eval level=$(($level-1))
426 eval $var="\${${var}_${level}}"
427 eval ${var}_level=$level
428 eval unset ${var}_${level}
429 done
430}
431
a8d04fba
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432enable(){
433 set_all yes $*
434}
435
436disable(){
437 set_all no $*
438}
439
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440enable_weak(){
441 set_weak yes $*
442}
443
444disable_weak(){
445 set_weak no $*
446}
447
72702705 448enable_safe(){
fd07f803
MR
449 for var; do
450 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
451 done
72702705
MR
452}
453
454disable_safe(){
fd07f803
MR
455 for var; do
456 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
457 done
72702705
MR
458}
459
f9d328da
MR
460do_enable_deep(){
461 for var; do
462 enabled $var && continue
463 eval sel="\$${var}_select"
c510c7b5
MR
464 eval sgs="\$${var}_suggest"
465 pushvar var sgs
f9d328da 466 enable_deep $sel
c510c7b5
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467 popvar sgs
468 enable_deep_weak $sgs
f9d328da
MR
469 popvar var
470 done
471}
472
473enable_deep(){
474 do_enable_deep $*
475 enable $*
476}
477
72a43668
MR
478enable_deep_weak(){
479 do_enable_deep $*
480 enable_weak $*
481}
482
57bd82d4 483enabled(){
3250003c
MR
484 test "${1#!}" = "$1" && op== || op=!=
485 eval test "x\$${1#!}" $op "xyes"
44161118
MR
486}
487
37970ebf 488disabled(){
3250003c
MR
489 test "${1#!}" = "$1" && op== || op=!=
490 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
491}
492
44161118
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493enabled_all(){
494 for opt; do
495 enabled $opt || return 1
496 done
497}
498
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DB
499disabled_all(){
500 for opt; do
501 disabled $opt || return 1
502 done
503}
504
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505enabled_any(){
506 for opt; do
507 enabled $opt && return 0
508 done
509}
510
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DB
511disabled_any(){
512 for opt; do
513 disabled $opt && return 0
514 done
f7b230a7 515 return 1
85bca2c5
DB
516}
517
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MR
518set_default(){
519 for opt; do
88268e94 520 eval : \${$opt:=\$${opt}_default}
c9d19248
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521 done
522}
523
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AJ
524is_in(){
525 value=$1
526 shift
527 for var in $*; do
528 [ $var = $value ] && return 0
529 done
530 return 1
531}
532
30fd06be
MR
533check_deps(){
534 for cfg; do
3250003c 535 cfg="${cfg#!}"
799c9e9b
MR
536 enabled ${cfg}_checking && die "Circular dependency for $cfg."
537 disabled ${cfg}_checking && continue
538 enable ${cfg}_checking
539
30fd06be
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540 eval dep_all="\$${cfg}_deps"
541 eval dep_any="\$${cfg}_deps_any"
7ef3425f 542 eval dep_sel="\$${cfg}_select"
c510c7b5 543 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
544 eval dep_ifa="\$${cfg}_if"
545 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 546
3d7453e0
MR
547 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
548 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
549 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 550
3d7453e0
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551 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
552 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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553 enabled_all $dep_all || disable $cfg
554 enabled_any $dep_any || disable $cfg
7ef3425f 555 disabled_any $dep_sel && disable $cfg
799c9e9b 556
4ec45764
RP
557 if enabled $cfg; then
558 eval dep_extralibs="\$${cfg}_extralibs"
559 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 560 enable_deep $dep_sel
c510c7b5 561 enable_deep_weak $dep_sgs
4ec45764
RP
562 fi
563
799c9e9b 564 disable ${cfg}_checking
30fd06be
MR
565 done
566}
567
72cfcf41
MR
568print_config_h(){
569 enabled $1 && v=1 || v=0
570 echo "#define $2 $v"
571}
572
573print_config_mak(){
574 enabled $1 && v= || v=!
575 echo "$v$2=yes"
576}
577
55127e7b 578print_config_asm(){
3b15a6d7
RB
579 enabled $1 && v=1 || v=0
580 echo "%define $2 $v"
55127e7b
MR
581}
582
44161118
MR
583print_config(){
584 pfx=$1
72cfcf41
MR
585 files=$2
586 shift 2
44161118 587 for cfg; do
5e622c40 588 ucname="$(toupper $cfg)"
72cfcf41
MR
589 for f in $files; do
590 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
591 done
44161118 592 done
57bd82d4
MR
593}
594
31c0121d 595print_enabled(){
ac17ccf7 596 test x"$1" = x-n && end=" " && shift || end="\n"
31c0121d
MR
597 suf=$1
598 shift
599 for v; do
600 enabled $v && printf "%s$end" ${v%$suf};
601 done
602}
603
57bd82d4
MR
604append(){
605 var=$1
606 shift
57bd82d4
MR
607 eval "$var=\"\$$var $*\""
608}
609
60361817
MR
610prepend(){
611 var=$1
612 shift
613 eval "$var=\"$* \$$var\""
614}
615
50a334e4 616add_cppflags(){
cd52ec95 617 append CPPFLAGS "$@"
50a334e4
MR
618}
619
57bd82d4 620add_cflags(){
01d31e16 621 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
622}
623
2f2e6c7c 624add_asflags(){
01d31e16 625 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
626}
627
57bd82d4 628add_ldflags(){
64933b6c 629 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
630}
631
632add_extralibs(){
64933b6c 633 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
634}
635
6c3fa06a
MR
636add_host_cflags(){
637 append host_cflags $($host_cflags_filter "$@")
638}
639
640add_host_ldflags(){
641 append host_ldflags $($host_ldflags_filter "$@")
642}
643
84e65c76
MR
644add_compat(){
645 append compat_objs $1
646 shift
647 map 'add_cppflags -D$v' "$@"
648}
649
b0cfb663 650check_cmd(){
b3cb5d51 651 log "$@"
2270b4b2 652 "$@" >> $logfile 2>&1
b0cfb663
MR
653}
654
b2704a65
MR
655cc_o(){
656 eval printf '%s\\n' $CC_O
657}
658
18031c49
MR
659cc_e(){
660 eval printf '%s\\n' $CC_E
661}
662
dcd479c0 663check_cc(){
57bd82d4 664 log check_cc "$@"
2270b4b2 665 cat > $TMPC
720c69da 666 log_file $TMPC
23565c26 667 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
668}
669
670check_cpp(){
671 log check_cpp "$@"
2270b4b2 672 cat > $TMPC
720c69da 673 log_file $TMPC
18031c49 674 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
675}
676
df0d6341
MR
677as_o(){
678 eval printf '%s\\n' $AS_O
679}
680
f65883c8
MR
681check_as(){
682 log check_as "$@"
683 cat > $TMPC
684 log_file $TMPC
df0d6341 685 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
f65883c8
MR
686}
687
575db883
DB
688check_inline_asm(){
689 log check_inline_asm "$@"
940f335a 690 name="$1"
3784e82e 691 code="$2"
940f335a 692 shift 2
49214f61
MR
693 disable $name
694 check_as "$@" <<EOF && enable $name
3784e82e 695void foo(void){ __asm__ volatile($code); }
940f335a
MR
696EOF
697}
698
304d586d
LM
699check_yasm(){
700 log check_yasm "$@"
701 echo "$1" > $TMPS
702 log_file $TMPS
703 shift 1
704 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
705}
706
29b64b68
MR
707ld_o(){
708 eval printf '%s\\n' $LD_O
709}
710
dcd479c0 711check_ld(){
57bd82d4 712 log check_ld "$@"
66a1ccd7
MR
713 flags=$(filter_out '-l*' "$@")
714 libs=$(filter '-l*' "$@")
01d31e16 715 check_cc $($cflags_filter $flags) || return
64933b6c
MR
716 flags=$($ldflags_filter $flags)
717 libs=$($ldflags_filter $libs)
29b64b68 718 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
719}
720
5adc829e
MR
721check_code(){
722 log check_code "$@"
723 check=$1
724 headers=$2
725 code=$3
726 shift 3
727 {
728 for hdr in $headers; do
729 echo "#include <$hdr>"
730 done
731 echo "int main(void) { $code; return 0; }"
732 } | check_$check "$@"
733}
734
50a334e4
MR
735check_cppflags(){
736 log check_cppflags "$@"
caf458dd 737 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
738int x;
739EOF
740}
741
dcd479c0 742check_cflags(){
57bd82d4 743 log check_cflags "$@"
01d31e16 744 set -- $($cflags_filter "$@")
caf458dd 745 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
746int x;
747EOF
748}
749
2ed46eea
MR
750test_ldflags(){
751 log test_ldflags "$@"
752 check_ld "$@" <<EOF
c23a0ac8 753int main(void){ return 0; }
dcd479c0
MR
754EOF
755}
756
2ed46eea
MR
757check_ldflags(){
758 log check_ldflags "$@"
759 test_ldflags "$@" && add_ldflags "$@"
760}
761
dcd479c0 762check_header(){
57bd82d4 763 log check_header "$@"
dcd479c0
MR
764 header=$1
765 shift
b77df637
MR
766 disable_safe $header
767 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
768#include <$header>
769int x;
770EOF
771}
772
773check_func(){
57bd82d4 774 log check_func "$@"
dcd479c0
MR
775 func=$1
776 shift
d8bc5f06
MR
777 disable $func
778 check_ld "$@" <<EOF && enable $func
dcd479c0 779extern int $func();
c23a0ac8 780int main(void){ $func(); }
dcd479c0
MR
781EOF
782}
783
645d2652 784check_mathfunc(){
6b73c0ae 785 log check_mathfunc "$@"
645d2652
MR
786 func=$1
787 shift
788 disable $func
789 check_ld "$@" <<EOF && enable $func
790#include <math.h>
33bd38db
MR
791float foo(float f) { return $func(f); }
792int main(void){ return 0; }
645d2652
MR
793EOF
794}
795
2446d3d6
DB
796check_func_headers(){
797 log check_func_headers "$@"
f8d7b072 798 headers=$1
edaf1ae2 799 funcs=$2
f8d7b072 800 shift 2
edaf1ae2
MR
801 {
802 for hdr in $headers; do
803 echo "#include <$hdr>"
804 done
805 for func in $funcs; do
806 echo "long check_$func(void) { return (long) $func; }"
807 done
808 echo "int main(void) { return 0; }"
809 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
810}
811
a5344cf7
SS
812check_cpp_condition(){
813 log check_cpp_condition "$@"
814 header=$1
815 condition=$2
f855b7b9 816 shift 2
cd52ec95 817 check_cpp "$@" <<EOF
a5344cf7
SS
818#include <$header>
819#if !($condition)
820#error "unsatisfied condition: $condition"
821#endif
822EOF
823}
824
57bd82d4
MR
825check_lib(){
826 log check_lib "$@"
827 header="$1"
828 func="$2"
829 shift 2
84400e9d 830 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
831}
832
f8d7b072
MR
833check_lib2(){
834 log check_lib2 "$@"
835 headers="$1"
edaf1ae2 836 funcs="$2"
f8d7b072 837 shift 2
edaf1ae2 838 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
839}
840
3f8040db
MR
841check_pkg_config(){
842 log check_pkg_config "$@"
843 pkg="$1"
844 headers="$2"
845 funcs="$3"
846 shift 3
847 $pkg_config --exists $pkg || return
848 pkg_cflags=$($pkg_config --cflags $pkg)
849 pkg_libs=$($pkg_config --libs $pkg)
850 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
851 set_safe ${pkg}_cflags $pkg_cflags &&
852 set_safe ${pkg}_libs $pkg_libs
853}
854
dcd479c0 855check_exec(){
2270b4b2 856 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
857}
858
7dfef245 859check_exec_crash(){
5e622c40 860 code=$(cat)
7dfef245
MR
861
862 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
863 # are safe but may not be available everywhere. Thus we use
864 # raise(SIGTERM) instead. The check is run in a subshell so we
865 # can redirect the "Terminated" message from the shell. SIGBUS
866 # is not defined by standard C so it is used conditionally.
867
2270b4b2 868 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
869#include <signal.h>
870static void sighandler(int sig){
871 raise(SIGTERM);
872}
692dd8ed
MR
873int foo(void){
874 $code
875}
e5af4a11 876int main(void){
7dfef245
MR
877 signal(SIGILL, sighandler);
878 signal(SIGFPE, sighandler);
879 signal(SIGSEGV, sighandler);
880#ifdef SIGBUS
881 signal(SIGBUS, sighandler);
882#endif
692dd8ed 883 foo();
7dfef245
MR
884}
885EOF
886}
887
72be9e73
DY
888check_type(){
889 log check_type "$@"
890 headers=$1
891 type=$2
892 shift 2
ae550ce9 893 disable_safe "$type"
5adc829e 894 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
895}
896
14d36751
MR
897check_struct(){
898 log check_type "$@"
899 headers=$1
900 struct=$2
901 member=$3
902 shift 3
903 disable_safe "${struct}_${member}"
5adc829e
MR
904 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
905 enable_safe "${struct}_${member}"
14d36751
MR
906}
907
57bd82d4
MR
908require(){
909 name="$1"
910 header="$2"
911 func="$3"
912 shift 3
913 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
914}
915
f8d7b072
MR
916require2(){
917 name="$1"
918 headers="$2"
919 func="$3"
920 shift 3
921 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
922}
923
3f8040db
MR
924require_pkg_config(){
925 pkg="$1"
926 check_pkg_config "$@" || die "ERROR: $pkg not found"
927 add_cflags $(get_safe ${pkg}_cflags)
928 add_extralibs $(get_safe ${pkg}_libs)
929}
930
ae43c4c0
MR
931hostcc_o(){
932 eval printf '%s\\n' $HOSTCC_O
933}
934
f0125de9
MR
935check_host_cc(){
936 log check_host_cc "$@"
937 cat > $TMPC
938 log_file $TMPC
ae43c4c0 939 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
940}
941
942check_host_cflags(){
943 log check_host_cflags "$@"
6c3fa06a 944 set -- $($host_cflags_filter "$@")
f0125de9
MR
945 check_host_cc "$@" <<EOF && append host_cflags "$@"
946int x;
947EOF
948}
949
c505dd31
MR
950apply(){
951 file=$1
952 shift
953 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
954}
955
c34681df 956cp_if_changed(){
5e27ec28
MR
957 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
958 mkdir -p "$(dirname $2)"
959 cp -f "$1" "$2"
c34681df
MR
960}
961
dcd61286
DB
962# CONFIG_LIST contains configurable options, while HAVE_LIST is for
963# system-dependent things.
964
4a0d6686
AJ
965COMPONENT_LIST="
966 bsfs
967 decoders
968 demuxers
969 encoders
3cde40aa 970 filters
5666fd73 971 hwaccels
c552605c 972 indevs
4a0d6686 973 muxers
c552605c 974 outdevs
4a0d6686
AJ
975 parsers
976 protocols
977"
978
055c61b8
DB
979PROGRAM_LIST="
980 avconv
981 avplay
982 avprobe
983 avserver
055c61b8
DB
984"
985
4a0d6686
AJ
986CONFIG_LIST="
987 $COMPONENT_LIST
055c61b8 988 $PROGRAM_LIST
5a0f7131
MR
989 avcodec
990 avdevice
f7679c54 991 avfilter
5a0f7131 992 avformat
c8af852b 993 avresample
c88f5d72 994 avisynth
f402916e 995 bzlib
7f3f5f46 996 dct
c73f65d9 997 doc
05aec7bb 998 dwt
92c6a099 999 dxva2
1848f7d9 1000 fft
47941088 1001 frei0r
bc8c1395 1002 gnutls
c88f5d72 1003 gpl
d8d0d0b2 1004 gray
3abe5fbd 1005 hardcoded_tables
e417d80d 1006 libcdio
f7b8bffe 1007 libdc1394
2eed5a46 1008 libfaac
37eeb5e2 1009 libfdk_aac
a5b64584 1010 libfreetype
c88f5d72 1011 libgsm
3641b048 1012 libilbc
6ebe07fb 1013 libmp3lame
0b175caa
DB
1014 libopencore_amrnb
1015 libopencore_amrwb
6ebf0bfc 1016 libopencv
9a77d59a 1017 libopenjpeg
44617d6e 1018 libopus
0de9c41f 1019 libpulse
0f943ce6 1020 librtmp
f7cd9eed 1021 libschroedinger
ae14f311 1022 libspeex
150d2772 1023 libtheora
d89e738a 1024 libvo_aacenc
f502ff3f 1025 libvo_amrwbenc
c88f5d72 1026 libvorbis
8299a7f8 1027 libvpx
1cc60c47 1028 libx264
de295976 1029 libxavs
1cc60c47 1030 libxvid
b781cc12 1031 lsp
47a158cb 1032 mdct
c88f5d72 1033 memalign_hack
c88f5d72 1034 network
3fe142e2 1035 nonfree
a060866f 1036 openssl
8a3c8627 1037 pic
68602540 1038 rdft
e90f5b5a 1039 runtime_cpudetect
8cfbbd92 1040 safe_bitstream_reader
2e35e684 1041 shared
bd2216e4 1042 small
6b35d421 1043 sram
2e35e684 1044 static
5a0f7131 1045 swscale
a9ddb5b1 1046 swscale_alpha
8986fddc 1047 thumb
17492d5e 1048 vaapi
ac3dbb4d 1049 vda
17492d5e 1050 vdpau
9cad0e4e 1051 version3
7e4d9d5d 1052 xmm_clobber_test
56a059ac 1053 x11grab
c88f5d72 1054 zlib
4a0d6686 1055"
c88f5d72 1056
8eee7025 1057THREADS_LIST='
8eee7025
DB
1058 pthreads
1059 w32threads
1060'
1061
3f5b56e5
MR
1062ARCH_LIST='
1063 alpha
a2fc0f6a 1064 arm
fdcd782d
MR
1065 avr32
1066 avr32_ap
1067 avr32_uc
3f5b56e5
MR
1068 bfin
1069 ia64
1070 m68k
1071 mips
bae3abb0 1072 mips64
3f5b56e5 1073 parisc
79cb09b2 1074 ppc
34d11b87 1075 ppc64
3f5b56e5
MR
1076 s390
1077 sh4
1078 sparc
1079 sparc64
0844bae1 1080 tomi
3f5b56e5
MR
1081 x86
1082 x86_32
1083 x86_64
1084'
1085
50cd43f2 1086ARCH_EXT_LIST_X86='
3bf96eec 1087 amd3dnow
a1ef9f08 1088 amd3dnowext
50cd43f2
DB
1089 avx
1090 fma4
1091 mmx
1092 mmxext
1093 sse
1094 sse2
1095 sse3
1096 sse4
1097 sse42
1098 ssse3
1099'
1100
1101ARCH_EXT_LIST="
1102 $ARCH_EXT_LIST_X86
1103 altivec
1ac9331a 1104 armv5te
edab3048 1105 armv6
ab5cb084 1106 armv6t2
f55b299a 1107 armvfp
6b18d278 1108 neon
799fde37 1109 ppc4xx
93eb8e4d 1110 vfpv3
bd9d34a0 1111 vis
50cd43f2 1112"
3f5b56e5 1113
fd712a55
DB
1114HAVE_LIST_CMDLINE='
1115 inline_asm
1116 symver
1117 yasm
1118'
1119
a3e02a8c
MR
1120HAVE_LIST_PUB='
1121 bigendian
d268eee9 1122 fast_unaligned
a3e02a8c
MR
1123'
1124
3f5b56e5
MR
1125HAVE_LIST="
1126 $ARCH_EXT_LIST
43b73d59
DB
1127 $(add_suffix _external $ARCH_EXT_LIST)
1128 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1129 $HAVE_LIST_CMDLINE
a3e02a8c 1130 $HAVE_LIST_PUB
3f5b56e5 1131 $THREADS_LIST
be1a839c 1132 aligned_malloc
59782b82 1133 aligned_stack
35fd8122 1134 alsa_asoundlib_h
3f5b56e5 1135 altivec_h
c9fdab0d 1136 arpa_inet_h
ec9d2c15 1137 asm_mod_q
6308729e 1138 asm_mod_y
dffb41b9 1139 attribute_may_alias
e7ea5e3d 1140 attribute_packed
15333562 1141 cbrtf
ecf97f22 1142 closesocket
1ac9331a 1143 cmov
180d43bc 1144 cpunop
1093383d 1145 CryptGenRandom
c88f5d72 1146 dcbzl
f8aa696f
DB
1147 dev_bktr_ioctl_bt848_h
1148 dev_bktr_ioctl_meteor_h
1149 dev_ic_bt8xx_h
f8aa696f 1150 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1151 dev_video_meteor_ioctl_meteor_h
ca6b544a 1152 direct_h
18b67ae5 1153 dlfcn_h
c88f5d72 1154 dlopen
bc574408 1155 dos_paths
fa845061 1156 dxva_h
245626d0
DB
1157 ebp_available
1158 ebx_available
6b7c7703
VS
1159 exp2
1160 exp2f
c2a29455 1161 fast_64bit
669b5583 1162 fast_clz
7073e9fc 1163 fast_cmov
534a2231 1164 fcntl
9d99cc5a 1165 fork
84882df6 1166 getaddrinfo
da9e86f8 1167 gethrtime
667fb97a 1168 getopt
02e8f427 1169 GetProcessAffinityMask
fc5607f8 1170 GetProcessMemoryInfo
4e68cb8a 1171 GetProcessTimes
61183b5a 1172 GetSystemTimeAsFileTime
66be5b45 1173 getrusage
61183b5a 1174 gettimeofday
a49d3025 1175 gnu_as
2f0c136e 1176 ibm_asm
2e1913b1 1177 inet_aton
3b1ab197 1178 io_h
abfc8d05 1179 isatty
46df708b
MS
1180 isinf
1181 isnan
8772997d 1182 jack_port_get_latency_range
9f5ff83f 1183 ldbrx
0b4a1821
AS
1184 libdc1394_1
1185 libdc1394_2
a33cab3a 1186 llrint
07876e25 1187 llrintf
d96cd429
MR
1188 local_aligned_16
1189 local_aligned_8
a5b64584 1190 localtime_r
291fd18a 1191 log2
6b7c7703 1192 log2f
85dd97ad 1193 loongson
a33cab3a 1194 lrint
c88f5d72 1195 lrintf
f8aa696f
DB
1196 machine_ioctl_bt848_h
1197 machine_ioctl_meteor_h
c88f5d72 1198 malloc_h
73f6d31e 1199 MapViewOfFile
c88f5d72 1200 memalign
6ffa87d3 1201 mkstemp
f80ddd5b 1202 mm_empty
0328b9ea 1203 mmap
e98b02de 1204 mprotect
4fa661a8 1205 msvcrt
d3d3a32c 1206 nanosleep
3e0b1c9a 1207 poll_h
1f91cdce 1208 posix_memalign
07b28702 1209 rdtsc
183b1c22 1210 rint
a33cab3a
MK
1211 round
1212 roundf
ea4d5f48 1213 sched_getaffinity
c88f5d72
MR
1214 sdl
1215 sdl_video_size
b507ebd1 1216 setmode
3e0b1c9a 1217 setrlimit
d3d3a32c 1218 Sleep
15d59d2c 1219 sndio_h
72be9e73 1220 socklen_t
deb29777 1221 soundcard_h
87958234 1222 strerror_r
6379900c 1223 strptime
47941088 1224 strtok_r
c0018613 1225 struct_addrinfo
75d339e0
MS
1226 struct_group_source_req
1227 struct_ip_mreq_source
b4d68544 1228 struct_ipv6_mreq
cdee08e3 1229 struct_pollfd
3e0b1c9a 1230 struct_rusage_ru_maxrss
b4d68544 1231 struct_sockaddr_in6
3b2372bf 1232 struct_sockaddr_sa_len
33a4dbdd 1233 struct_sockaddr_storage
a6a4793d 1234 struct_v4l2_frmivalenum_discrete
b462d132 1235 symver_asm_label
3e0b1c9a 1236 symver_gnu_asm
bcc73960 1237 sysconf
b9e22269 1238 sysctl
b58412f1 1239 sys_mman_h
06bb5905 1240 sys_param_h
b091aa44 1241 sys_resource_h
81644c2e 1242 sys_select_h
deb29777 1243 sys_soundcard_h
e64bceea 1244 sys_time_h
1b6e8b73 1245 sys_videoio_h
b265431e 1246 threads
23d3931a 1247 trunc
7b04b8a0 1248 truncf
542920b7 1249 unistd_h
d3d3a32c 1250 usleep
ce742de2 1251 vfp_args
7c5bfe7a 1252 VirtualAlloc
d3d3a32c 1253 windows_h
6ff3f3e7 1254 winsock2_h
cc078b5d 1255 xform_asm
6f74fb03 1256 xmm_clobbers
0cb78cef 1257"
44161118 1258
b6bb00b0
MR
1259# options emitted with CONFIG_ prefix but not available on command line
1260CONFIG_EXTRA="
87849592 1261 aandcttables
bfe9f48a 1262 ac3dsp
dc4f5a1c 1263 avutil
c292f6a2 1264 error_resilience
bfe9f48a 1265 gcrypt
478fd534 1266 golomb
9cad0e4e 1267 gplv3
478fd534
DB
1268 h264chroma
1269 h264dsp
1270 h264pred
915a2a0a 1271 h264qpel
478fd534 1272 huffman
9cad0e4e 1273 lgplv3
478fd534 1274 lpc
1e164c0b 1275 mpegaudio
bfe9f48a 1276 mpegaudiodsp
18bbca1f 1277 mpegvideo
ad08dfd5 1278 mpegvideoenc
bfe9f48a 1279 nettle
f704a079 1280 rangecoder
bfe9f48a
DB
1281 rtpdec
1282 sinewin
ab9f9876 1283 vp3dsp
b6bb00b0
MR
1284"
1285
520cc7f1 1286CMDLINE_SELECT="
3f5b56e5 1287 $ARCH_EXT_LIST
520cc7f1 1288 $CONFIG_LIST
fd712a55 1289 $HAVE_LIST_CMDLINE
8eee7025 1290 $THREADS_LIST
c8a4ae00 1291 asm
db6107b6 1292 cross_compile
520cc7f1
MR
1293 debug
1294 extra_warnings
8c6afa4d 1295 logging
65d12900 1296 lto
d2bbb2f7 1297 optimizations
520cc7f1 1298"
426be5dc
DB
1299
1300PATHS_LIST='
d156bede 1301 bindir
14a8acf1 1302 datadir
26759c44
MR
1303 incdir
1304 libdir
26759c44
MR
1305 mandir
1306 prefix
1307 shlibdir
426be5dc
DB
1308'
1309
1310CMDLINE_SET="
1311 $PATHS_LIST
121d78d0 1312 ar
426be5dc 1313 arch
313c46a6 1314 as
426be5dc
DB
1315 build_suffix
1316 cc
1317 cpu
1318 cross_prefix
50567afa 1319 dep_cc
ac63af34 1320 extra_version
9da6609f
MR
1321 host_cc
1322 host_cflags
095792f2 1323 host_ld
9da6609f
MR
1324 host_ldflags
1325 host_libs
82bb3329 1326 host_os
684b28e0 1327 ld
426be5dc 1328 logfile
4ae40685 1329 malloc_prefix
89641463 1330 nm
9cd7b854 1331 optflags
3f8040db 1332 pkg_config
154caa67 1333 random_seed
2fad0977 1334 samples
c5200f17
MR
1335 sysinclude
1336 sysroot
a7ada2ba 1337 target_exec
26759c44 1338 target_os
a7ada2ba 1339 target_path
aeeb782c 1340 toolchain
426be5dc 1341"
520cc7f1 1342
89f2932b
MR
1343CMDLINE_APPEND="
1344 extra_cflags
1345"
1346
912f3148
DB
1347# code dependency declarations
1348
9eeed841 1349# architecture extensions
808fa33c 1350
a2fc0f6a
MR
1351armv5te_deps="arm"
1352armv6_deps="arm"
ab5cb084 1353armv6t2_deps="arm"
a2fc0f6a 1354armvfp_deps="arm"
808fa33c 1355neon_deps="arm"
93eb8e4d 1356vfpv3_deps="armvfp"
808fa33c 1357
808fa33c
MR
1358altivec_deps="ppc"
1359ppc4xx_deps="ppc"
1360
1361vis_deps="sparc"
1362
7f8c3d1f 1363x86_64_suggest="cmov fast_cmov"
50cd43f2 1364
808fa33c
MR
1365amd3dnow_deps="mmx"
1366amd3dnowext_deps="amd3dnow"
9eeed841 1367mmx_deps="x86"
239fdf1b 1368mmxext_deps="mmx"
50cd43f2
DB
1369sse_deps="mmxext"
1370sse2_deps="sse"
1371sse3_deps="sse2"
1372ssse3_deps="sse3"
1373sse4_deps="ssse3"
1374sse42_deps="sse4"
1375avx_deps="sse42"
79687079 1376fma4_deps="avx"
9eeed841 1377
43b73d59
DB
1378mmx_external_deps="yasm"
1379mmx_inline_deps="inline_asm"
1380mmx_suggest="mmx_external mmx_inline"
1381
1382for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1383 eval dep=\$${ext}_deps
1384 eval ${ext}_external_deps='"${dep}_external"'
1385 eval ${ext}_inline_deps='"${dep}_inline"'
1386 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1387done
1388
59782b82 1389aligned_stack_if_any="ppc x86"
e939cedd 1390fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1391fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1392fast_unaligned_if_any="armv6 ppc x86"
669b5583 1393
6fec122a 1394inline_asm_deps="!tms470"
3e0b1c9a 1395need_memalign="altivec neon sse"
89e053f8 1396
b462d132
MR
1397symver_if_any="symver_asm_label symver_gnu_asm"
1398
88a35699
MS
1399log2_deps="!msvcrt"
1400
26fbcc85 1401# subsystems
dc609252 1402dct_select="rdft"
26fbcc85
MR
1403mdct_select="fft"
1404rdft_select="fft"
1e164c0b 1405mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1406mpegaudiodsp_select="dct"
ad08dfd5 1407mpegvideoenc_select="mpegvideo"
26fbcc85 1408
5666fd73 1409# decoders / encoders / hardware accelerators
cfc2a0cf 1410aac_decoder_select="mdct sinewin"
4538729a 1411aac_encoder_select="mdct sinewin"
136e19e1 1412aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1413ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1414ac3_encoder_select="mdct ac3dsp"
3d269059 1415ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1416alac_encoder_select="lpc"
b781cc12 1417amrnb_decoder_select="lsp"
2b2a597e 1418amrwb_decoder_select="lsp"
4538729a 1419atrac1_decoder_select="mdct sinewin"
26fbcc85 1420atrac3_decoder_select="mdct"
a33657ce
DB
1421binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1422binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1423cavs_decoder_select="golomb mpegvideo"
4538729a 1424cook_decoder_select="mdct sinewin"
2eef7c62 1425cscd_decoder_suggest="zlib"
26fbcc85 1426dca_decoder_select="mdct"
ad08dfd5 1427dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1428dxa_decoder_select="zlib"
baf91bb9 1429eac3_decoder_select="ac3_decoder"
4264a0dd 1430eac3_encoder_select="ac3_encoder"
69804535 1431eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1432eatgq_decoder_select="aandcttables"
c292f6a2 1433eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1434ffv1_decoder_select="golomb rangecoder"
1435ffv1_encoder_select="rangecoder"
5a582bd3 1436ffvhuff_encoder_select="huffman"
4f034993 1437flac_decoder_select="golomb"
f4d608e3 1438flac_encoder_select="golomb lpc"
2eef7c62
AJ
1439flashsv_decoder_select="zlib"
1440flashsv_encoder_select="zlib"
c2d23309 1441flashsv2_decoder_select="zlib"
4414137e 1442flv_decoder_select="h263_decoder"
4d4b4bd1 1443flv_encoder_select="h263_encoder"
3447f12d 1444fraps_decoder_select="huffman"
c292f6a2 1445h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1446h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1447h263_decoder_select="error_resilience h263_parser mpegvideo"
1448h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1449h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1450h263i_decoder_select="h263_decoder"
fe629c2d 1451h263p_encoder_select="h263_encoder"
c292f6a2 1452h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1453h264_dxva2_hwaccel_deps="dxva2api_h"
1454h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1455h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1456h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1457h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1458huffyuv_encoder_select="huffman"
19be0f3c 1459iac_decoder_select="fft mdct sinewin"
56c8227d 1460imc_decoder_select="fft mdct sinewin"
4f034993
MR
1461jpegls_decoder_select="golomb"
1462jpegls_encoder_select="golomb"
ad08dfd5 1463ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1464loco_decoder_select="golomb"
c292f6a2 1465mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1466mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1467mlp_decoder_select="mlp_parser"
1e164c0b
DB
1468mp1_decoder_select="mpegaudio"
1469mp1float_decoder_select="mpegaudio"
1470mp2_decoder_select="mpegaudio"
1471mp2float_decoder_select="mpegaudio"
1472mp3_decoder_select="mpegaudio"
1473mp3adu_decoder_select="mpegaudio"
1474mp3adufloat_decoder_select="mpegaudio"
1475mp3float_decoder_select="mpegaudio"
1476mp3on4_decoder_select="mpegaudio"
1477mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1478mpc7_decoder_select="mpegaudiodsp"
1479mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1480mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1481mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1482mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1483mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1484mpeg1video_decoder_select="error_resilience mpegvideo"
1485mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1486mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1487mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1488mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1489mpeg2video_decoder_select="error_resilience mpegvideo"
1490mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1491mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1492mpeg4_encoder_select="h263_encoder"
95a61cfc 1493mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1494mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1495msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1496msmpeg4v1_encoder_select="h263_encoder"
4414137e 1497msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1498msmpeg4v2_encoder_select="h263_encoder"
4414137e 1499msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1500msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1501mss2_decoder_select="vc1_decoder"
4538729a
MR
1502nellymoser_decoder_select="mdct sinewin"
1503nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1504png_decoder_select="zlib"
1505png_encoder_select="zlib"
b781cc12 1506qcelp_decoder_select="lsp"
c4f5c2d6 1507qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1508ra_144_encoder_select="lpc"
9f43fdda 1509ralf_decoder_select="golomb"
a8beb22f 1510rv10_decoder_select="h263_decoder"
b2bf38b4 1511rv10_encoder_select="h263_encoder"
a8beb22f 1512rv20_decoder_select="h263_decoder"
b2bf38b4 1513rv20_encoder_select="h263_encoder"
c292f6a2
DB
1514rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1515rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1516shorten_decoder_select="golomb"
b781cc12 1517sipr_decoder_select="lsp"
f704a079
DB
1518snow_decoder_select="dwt rangecoder"
1519snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1520svq1_decoder_select="error_resilience mpegvideo"
1521svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1522svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1523svq3_decoder_suggest="zlib"
4eef77c1 1524theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1525tiff_decoder_suggest="zlib"
1526tiff_encoder_suggest="zlib"
aec09a00 1527truehd_decoder_select="mlp_decoder"
2eef7c62 1528tscc_decoder_select="zlib"
4538729a 1529twinvq_decoder_select="mdct lsp sinewin"
aa661113 1530utvideo_encoder_select="huffman"
915a2a0a 1531vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1532vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1533vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1534vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1535vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1536vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1537vorbis_decoder_select="mdct"
1538vorbis_encoder_select="mdct"
ab9f9876
MR
1539vp3_decoder_select="vp3dsp"
1540vp5_decoder_select="vp3dsp"
1541vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1542vp6a_decoder_select="vp6_decoder"
1543vp6f_decoder_select="vp6_decoder"
915a2a0a 1544vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1545wmapro_decoder_select="mdct sinewin"
1546wmav1_decoder_select="mdct sinewin"
1547wmav1_encoder_select="mdct sinewin"
1548wmav2_decoder_select="mdct sinewin"
1549wmav2_encoder_select="mdct sinewin"
1550wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1551wmv1_decoder_select="h263_decoder"
665507aa 1552wmv1_encoder_select="h263_encoder"
f95bfab0 1553wmv2_decoder_select="h263_decoder"
1746e2a9 1554wmv2_encoder_select="h263_encoder"
015f8ee0 1555wmv3_decoder_select="vc1_decoder"
f0f86627 1556wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1557wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1558wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1559wmv3image_decoder_select="wmv3_decoder"
0e714f88 1560zerocodec_decoder_select="zlib"
2eef7c62
AJ
1561zlib_decoder_select="zlib"
1562zlib_encoder_select="zlib"
1563zmbv_decoder_select="zlib"
1564zmbv_encoder_select="zlib"
30fd06be 1565
0afab17e 1566vaapi_deps="va_va_h"
ac3dbb4d 1567vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1568vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1569
28b80940 1570# parsers
c292f6a2
DB
1571h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1572mpeg4video_parser_select="error_resilience mpegvideo"
1573mpegvideo_parser_select="error_resilience mpegvideo"
1574vc1_parser_select="error_resilience mpegvideo"
28b80940 1575
912f3148 1576# external libraries
c9171a83 1577libfaac_encoder_deps="libfaac"
37eeb5e2 1578libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1579libgsm_decoder_deps="libgsm"
1580libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1581libgsm_ms_decoder_deps="libgsm"
1582libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1583libilbc_decoder_deps="libilbc"
1584libilbc_encoder_deps="libilbc"
1cc60c47 1585libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1586libopencore_amrnb_decoder_deps="libopencore_amrnb"
1587libopencore_amrnb_encoder_deps="libopencore_amrnb"
1588libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1589libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1590libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1591libopus_decoder_deps="libopus"
6cb8c854 1592libopus_encoder_deps="libopus"
f7cd9eed
AS
1593libschroedinger_decoder_deps="libschroedinger"
1594libschroedinger_encoder_deps="libschroedinger"
ae14f311 1595libspeex_decoder_deps="libspeex"
b606a017 1596libspeex_encoder_deps="libspeex"
150d2772 1597libtheora_encoder_deps="libtheora"
d89e738a 1598libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1599libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1600libvorbis_encoder_deps="libvorbis"
8299a7f8 1601libvpx_decoder_deps="libvpx"
ee0e9146 1602libvpx_encoder_deps="libvpx"
1cc60c47 1603libx264_encoder_deps="libx264"
de295976 1604libxavs_encoder_deps="libxavs"
1cc60c47 1605libxvid_encoder_deps="libxvid"
30fd06be 1606
912f3148 1607# demuxers / muxers
c2dd0e9e 1608ac3_demuxer_select="ac3_parser"
647c2356 1609asf_stream_muxer_select="asf_muxer"
4e622dea 1610avisynth_demuxer_deps="avisynth"
c2dd0e9e 1611dirac_demuxer_select="dirac_parser"
5b423887 1612eac3_demuxer_select="ac3_parser"
c2dd0e9e 1613flac_demuxer_select="flac_parser"
647c2356 1614ipod_muxer_select="mov_muxer"
647c2356 1615matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1616matroska_demuxer_suggest="zlib bzlib"
1617mov_demuxer_suggest="zlib"
c2dd0e9e 1618mp3_demuxer_select="mpegaudio_parser"
647c2356 1619mp4_muxer_select="mov_muxer"
18bbca1f 1620mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1621mpegtsraw_demuxer_select="mpegts_demuxer"
1622mxf_d10_muxer_select="mxf_muxer"
24ca518b 1623ogg_demuxer_select="golomb"
647c2356 1624psp_muxer_select="mov_muxer"
44594cc7 1625rtp_demuxer_select="sdp_demuxer"
18bbca1f 1626rtp_muxer_select="mpegvideo"
44b70ce5
MS
1627rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1628rtsp_demuxer_select="http_protocol rtpdec"
1629rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1630sap_demuxer_select="sdp_demuxer"
2aab70c4 1631sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1632sdp_demuxer_select="rtpdec"
e772f9fa 1633smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1634spdif_muxer_select="aac_parser"
647c2356
DB
1635tg2_muxer_select="mov_muxer"
1636tgp_muxer_select="mov_muxer"
6bdaa5f4 1637w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1638
1639# indevs / outdevs
38e54a75 1640alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1641alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1642bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1643dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1644fbdev_indev_deps="linux_fb_h"
38e54a75 1645jack_indev_deps="jack_jack_h"
e417d80d 1646libcdio_indev_deps="libcdio"
38e54a75 1647libdc1394_indev_deps="libdc1394"
38e54a75
SS
1648oss_indev_deps_any="soundcard_h sys_soundcard_h"
1649oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1650pulse_indev_deps="libpulse"
15d59d2c
B
1651sndio_indev_deps="sndio_h"
1652sndio_outdev_deps="sndio_h"
38e54a75 1653v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1654vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1655vfwcap_indev_extralibs="-lavicap32"
24f8961f 1656x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1657
912f3148 1658# protocols
acd554c1
SP
1659ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1660ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1661ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1662ffrtmphttp_protocol_deps="!librtmp_protocol"
1663ffrtmphttp_protocol_select="http_protocol"
3fff6382 1664gopher_protocol_deps="network"
c40e1757
JS
1665httpproxy_protocol_deps="network"
1666httpproxy_protocol_select="tcp_protocol"
c08fb000 1667http_protocol_deps="network"
279a0c97 1668http_protocol_select="tcp_protocol"
183baead 1669https_protocol_select="tls_protocol"
c3b57d6e
DB
1670librtmp_protocol_deps="librtmp"
1671librtmpe_protocol_deps="librtmp"
1672librtmps_protocol_deps="librtmp"
1673librtmpt_protocol_deps="librtmp"
1674librtmpte_protocol_deps="librtmp"
c60a2d70 1675mmsh_protocol_select="http_protocol"
b4cf3f6c 1676mmst_protocol_deps="network"
c3b57d6e 1677rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1678rtmp_protocol_select="tcp_protocol"
acd554c1 1679rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1680rtmps_protocol_deps="!librtmp_protocol"
1681rtmps_protocol_select="tls_protocol"
775c4d36 1682rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1683rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1684rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1685rtp_protocol_select="udp_protocol"
83c93fe7 1686sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1687tcp_protocol_deps="network"
558d192d
MS
1688tls_protocol_deps_any="openssl gnutls"
1689tls_protocol_select="tcp_protocol"
c08fb000
AB
1690udp_protocol_deps="network"
1691
6ebf0bfc 1692# filters
13fabd7a 1693blackframe_filter_deps="gpl"
ce6b6ef6 1694boxblur_filter_deps="gpl"
68b79bfc 1695cropdetect_filter_deps="gpl"
b157be1f 1696delogo_filter_deps="gpl"
a5b64584 1697drawtext_filter_deps="libfreetype"
2e5ff4d0 1698frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1699frei0r_filter_extralibs='$ldl'
a42bb9d6 1700frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1701frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1702hqdn3d_filter_deps="gpl"
d371e7b9 1703resample_filter_deps="avresample"
cf69ad35 1704ocv_filter_deps="libopencv"
2f296e39 1705scale_filter_deps="swscale"
acbac567 1706yadif_filter_deps="gpl"
6ebf0bfc 1707
5a0f7131
MR
1708# libraries
1709avdevice_deps="avcodec avformat"
1710avformat_deps="avcodec"
f7679c54 1711
912f3148 1712# programs
ce03b088
AK
1713avconv_deps="avcodec avfilter avformat avresample swscale
1714 aformat_filter asyncts_filter
1715 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1716avplay_deps="avcodec avformat swscale sdl"
1717avplay_select="rdft"
9e12f0bf 1718avprobe_deps="avcodec avformat"
b263bf66 1719avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1720avserver_extralibs='$ldl'
a2830dca 1721
c73f65d9 1722doc_deps="texi2html"
912f3148 1723
57442411
MR
1724# tests
1725
388ff813
DB
1726mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1727seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1728
57442411
MR
1729test_deps(){
1730 suf1=$1
1731 suf2=$2
1732 shift 2
1733 for v; do
1734 dep=${v%=*}
1735 tests=${v#*=}
1736 for name in ${tests}; do
908f12f3 1737 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1738 done
1739 done
1740}
1741
57442411
MR
1742test_deps _muxer _demuxer \
1743 aiff \
1744 pcm_alaw=alaw \
1745 asf \
1746 au \
1747 avi \
1748 dv=dv_fmt \
1749 ffm \
1750 flv=flv_fmt \
1751 gxf \
1752 matroska=mkv \
1753 mmf \
1754 mov \
1755 pcm_mulaw=mulaw \
0218808d 1756 mxf="mxf mxf_d10" \
57442411
MR
1757 nut \
1758 ogg \
1759 rawvideo=pixfmt \
1760 rm \
1761 swf \
1762 mpegts=ts \
1763 voc \
1764 wav \
1765 yuv4mpegpipe=yuv4mpeg \
1766
de6d9b64 1767# default parameters
8a608357 1768
19bd477d 1769logfile="config.log"
8a608357
MR
1770
1771# installation paths
c9d19248
MR
1772prefix_default="/usr/local"
1773bindir_default='${prefix}/bin'
6291d7e4 1774datadir_default='${prefix}/share/avconv'
c9d19248
MR
1775incdir_default='${prefix}/include'
1776libdir_default='${prefix}/lib'
1777mandir_default='${prefix}/share/man'
1778shlibdir_default="$libdir_default"
8a608357
MR
1779
1780# toolchain
121d78d0 1781ar_default="ar"
13c7df3d 1782cc_default="gcc"
9da6609f 1783host_cc_default="gcc"
11e6d03a 1784ln_s="ln -sf"
2a8a860a 1785nm_default="nm -g"
11e6d03a 1786objformat="elf"
3f8040db 1787pkg_config_default=pkg-config
be7109c1 1788ranlib="ranlib"
11e6d03a 1789yasmexe="yasm"
8a608357 1790
3e0b1c9a 1791nogas=":"
8182dc34 1792
8a608357 1793# machine
8d4c00ed 1794arch_default=$(uname -m)
38d0a8aa 1795cpu="generic"
8a608357 1796
8a608357 1797# OS
8d4c00ed
MR
1798target_os_default=$(tolower $(uname -s))
1799host_os=$target_os_default
8a608357 1800
8a608357 1801# configurable options
055c61b8
DB
1802enable $PROGRAM_LIST
1803
5a0f7131
MR
1804enable avcodec
1805enable avdevice
cccc039f 1806enable avfilter
5a0f7131 1807enable avformat
c8af852b 1808enable avresample
dc4f5a1c 1809enable avutil
3e0b1c9a
DB
1810enable swscale
1811
3e0b1c9a
DB
1812enable asm
1813enable debug
1814enable doc
497237c7 1815enable network
8400d6b8 1816enable optimizations
8cfbbd92 1817enable safe_bitstream_reader
530dc538 1818enable static
a9ddb5b1 1819enable swscale_alpha
8a608357 1820
8a608357 1821# build settings
9987769a 1822SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1823AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1824LIBPREF="lib"
1825LIBSUF=".a"
c5f14466
RP
1826FULLNAME='$(NAME)$(BUILDSUF)'
1827LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1828SLIBPREF="lib"
1829SLIBSUF=".so"
c5f14466 1830SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1831SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1832SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1833LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1834SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1835SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1836
68485d1f
MR
1837asflags_filter=echo
1838cflags_filter=echo
64933b6c
MR
1839ldflags_filter=echo
1840
23565c26 1841AS_C='-c'
bc877faf 1842AS_O='-o $@'
23565c26 1843CC_C='-c'
18031c49 1844CC_E='-E -o $@'
7e6c86e6 1845CC_O='-o $@'
a758c5e2 1846LD_O='-o $@'
8db73c61
MR
1847LD_LIB='-l%'
1848LD_PATH='-L'
23565c26 1849HOSTCC_C='-c'
a758c5e2 1850HOSTCC_O='-o $@'
095792f2 1851HOSTLD_O='-o $@'
7e6c86e6 1852
1d01fee9 1853host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1854host_libs='-lm'
6c3fa06a
MR
1855host_cflags_filter=echo
1856host_ldflags_filter=echo
9da6609f 1857
9b861379 1858target_path='$(CURDIR)'
a7ada2ba 1859
a158446b
MR
1860# since the object filename is not given with the -MM flag, the compiler
1861# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1862DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1863DEPFLAGS='-MM'
315c741d 1864
c597172e 1865# find source path
24524f36 1866if test -f configure; then
f038cf3c 1867 source_path=.
c597172e 1868else
8477f2de 1869 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1870 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1871 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1872 test -e "$source_path/config.h" &&
1873 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1874fi
1875
13cbe2c0 1876for v in "$@"; do
b04251c5
MR
1877 r=${v#*=}
1878 l=${v%"$r"}
1879 r=$(sh_quote "$r")
29ba0911 1880 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1881done
c597172e 1882
73ef8980
MR
1883find_things(){
1884 thing=$1
1885 pattern=$2
1886 file=$source_path/$3
932ccf39 1887 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1888}
1889
1890ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1891DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1892HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1893PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1894BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1895MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1896DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1897OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1898INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1899PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1900FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1901
54e75be4
DB
1902ALL_COMPONENTS="
1903 $BSF_LIST
1904 $DECODER_LIST
1905 $DEMUXER_LIST
1906 $ENCODER_LIST
1907 $FILTER_LIST
1908 $HWACCEL_LIST
1909 $INDEV_LIST
1910 $MUXER_LIST
1911 $OUTDEV_LIST
1912 $PARSER_LIST
1913 $PROTOCOL_LIST
1914"
1915
57442411 1916find_tests(){
b9d5f1b7 1917 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1918}
1919
57442411 1920LAVF_TESTS=$(find_tests lavf)
48c28162 1921LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1922SEEK_TESTS=$(find_tests seek seek_)
57442411 1923
7263cd55 1924ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1925
8469ae22
MR
1926for n in $COMPONENT_LIST; do
1927 v=$(toupper ${n%s})_LIST
1928 eval enable \$$v
1929 eval ${n}_if_any="\$$v"
1930done
1931
54e75be4 1932enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1933
1934die_unknown(){
1935 echo "Unknown option \"$1\"."
1936 echo "See $0 --help for available options."
1937 exit 1
1938}
1939
794f8e97 1940show_list() {
bf0c4afa
RP
1941 suffix=_$1
1942 shift
2b444ea7 1943 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1944 exit 0
1945}
1946
154caa67
MR
1947rand_list(){
1948 IFS=', '
1949 set -- $*
1950 unset IFS
1951 for thing; do
1952 comp=${thing%:*}
1953 prob=${thing#$comp}
1954 prob=${prob#:}
1955 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1956 echo "prob ${prob:-0.5}"
1957 printf '%s\n' $comp
1958 done
1959}
1960
1961do_random(){
1962 action=$1
1963 shift
1964 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1965 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1966}
1967
c597172e 1968for opt do
7483e694
DB
1969 optval="${opt#*=}"
1970 case "$opt" in
0f010b2f 1971 --extra-ldflags=*) add_ldflags $optval
7483e694 1972 ;;
0f010b2f 1973 --extra-libs=*) add_extralibs $optval
7483e694 1974 ;;
8fb1cb58 1975 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1976 ;;
40bcf4c7
BL
1977 --enable-debug=*) debuglevel="$optval"
1978 ;;
36e2dea0 1979 --disable-everything)
1b15dc3c 1980 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1981 ;;
154caa67
MR
1982 --enable-random|--disable-random)
1983 action=${opt%%-random}
1984 do_random ${action#--} $COMPONENT_LIST
1985 ;;
1986 --enable-random=*|--disable-random=*)
1987 action=${opt%%-random=*}
1988 do_random ${action#--} $optval
1989 ;;
7483e694 1990 --enable-*=*|--disable-*=*)
8b93ddc3 1991 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1992 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1993 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1994 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1995 $action $(filter "$name" $list)
7483e694
DB
1996 ;;
1997 --enable-?*|--disable-?*)
5e622c40 1998 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1999 if is_in $option $COMPONENT_LIST; then
fed5d54b 2000 test $action = disable && action=unset
e3773a55
MR
2001 eval $action \$$(toupper ${option%s})_LIST
2002 elif is_in $option $CMDLINE_SELECT; then
2003 $action $option
2004 else
2005 die_unknown $opt
2006 fi
7483e694
DB
2007 ;;
2008 --list-*)
2009 NAME="${opt#--list-}"
2010 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2011 NAME=${NAME%s}
2012 eval show_list $NAME \$$(toupper $NAME)_LIST
2013 ;;
2014 --help|-h) show_help
2015 ;;
2016 *)
884a36a7 2017 optname="${opt%%=*}"
26759c44
MR
2018 optname="${optname#--}"
2019 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
2020 if is_in $optname $CMDLINE_SET; then
2021 eval $optname='$optval'
2022 elif is_in $optname $CMDLINE_APPEND; then
2023 append $optname "$optval"
2024 else
2025 die_unknown $opt
2026 fi
7483e694
DB
2027 ;;
2028 esac
c597172e
MR
2029done
2030
bcea99bb
MR
2031disabled logging && logfile=/dev/null
2032
29ba0911 2033echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2034set >> $logfile
2035
9da6609f
MR
2036test -n "$cross_prefix" && enable cross_compile
2037
8d4c00ed
MR
2038if enabled cross_compile; then
2039 test -n "$arch" && test -n "$target_os" ||
2040 die "Must specify target arch and OS when cross-compiling"
2041fi
2042
2043set_default arch target_os
2044
121d78d0 2045ar_default="${cross_prefix}${ar_default}"
11e6d03a 2046cc_default="${cross_prefix}${cc_default}"
20e0ed95 2047nm_default="${cross_prefix}${nm_default}"
3f8040db 2048pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2049ranlib="${cross_prefix}${ranlib}"
adb2b908 2050
c5200f17
MR
2051sysinclude_default="${sysroot}/usr/include"
2052
aeeb782c 2053case "$toolchain" in
0fbb62a8
LB
2054 clang-asan)
2055 cc_default="clang"
2056 add_cflags -faddress-sanitizer
2057 add_ldflags -faddress-sanitizer
2058 ;;
2059 clang-tsan)
2060 cc_default="clang"
2061 add_cflags -fthread-sanitizer
2062 add_ldflags -fthread-sanitizer
2063 ;;
aeeb782c
MR
2064 msvc)
2065 cc_default="c99wrap cl"
2066 ld_default="c99wrap link"
2067 nm_default="dumpbin -symbols"
ac3a9b51 2068 ar_default="lib"
aeeb782c
MR
2069 ;;
2070 ?*)
2071 die "Unknown toolchain $toolchain"
2072 ;;
2073esac
2074
2a8a860a 2075set_default cc pkg_config sysinclude
9da6609f
MR
2076enabled cross_compile || host_cc_default=$cc
2077set_default host_cc
13c7df3d 2078
762f95e4
MR
2079if ! $pkg_config --version >/dev/null 2>&1; then
2080 warn "$pkg_config not found, library detection may fail."
2081 pkg_config=false
2082fi
2083
82bb3329
MR
2084exesuf() {
2085 case $1 in
1c69c79f 2086 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2087 esac
2088}
2089
2090EXESUF=$(exesuf $target_os)
2091HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2092
e4e69e0b 2093# set temporary file name
a49d42c2 2094: ${TMPDIR:=$TEMPDIR}
c51fafa1 2095: ${TMPDIR:=$TMP}
a49d42c2 2096: ${TMPDIR:=/tmp}
e4e69e0b 2097
a210bce2 2098if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2099 # simple replacement for missing mktemp
2100 # NOT SAFE FOR GENERAL USE
2101 mktemp(){
09a5c245 2102 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2103 }
2104fi
2105
2106tmpfile(){
2107 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2108 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2109 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2110 append TMPFILES $tmp
2111 eval $1=$tmp
2112}
2113
2114trap 'rm -f -- $TMPFILES' EXIT
54460a83 2115
55127e7b 2116tmpfile TMPASM .asm
3e0b1c9a
DB
2117tmpfile TMPC .c
2118tmpfile TMPE $EXESUF
2119tmpfile TMPH .h
2120tmpfile TMPO .o
2121tmpfile TMPS .S
2122tmpfile TMPSH .sh
2123tmpfile TMPV .ver
54460a83
MR
2124
2125unset -f mktemp
e4e69e0b 2126
fb3c4ffc
MR
2127chmod +x $TMPE
2128
993f2d0f
MR
2129# make sure we can execute files in $TMPDIR
2130cat > $TMPSH 2>> $logfile <<EOF
2131#! /bin/sh
2132EOF
2133chmod +x $TMPSH >> $logfile 2>&1
2134if ! $TMPSH >> $logfile 2>&1; then
2135 cat <<EOF
2136Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2137variable to another directory and make sure that it is not mounted noexec.
2138EOF
2139 die "Sanity test failed."
2140fi
993f2d0f 2141
dfa559bc
RB
2142msvc_flags(){
2143 for flag; do
2144 case $flag in
2145 -fomit-frame-pointer) echo -Oy ;;
2146 -g) echo -Z7 ;;
2147 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2148 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2
MS
2149 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2150 -wd4996 ;;
dfa559bc
RB
2151 -std=c99) ;;
2152 -fno-math-errno) ;;
2153 -fno-common) ;;
2154 -fno-signed-zeros) ;;
2155 -lz) echo zlib.lib ;;
bd680c7b
DB
2156 -lavifil32) echo vfw32.lib ;;
2157 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2158 -l*) echo ${flag#-l}.lib ;;
2159 *) echo $flag ;;
2160 esac
2161 done
2162}
2163
d0c6d424
MR
2164pgi_flags(){
2165 for flag; do
2166 case $flag in
643933f5 2167 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2168 -fomit-frame-pointer) echo -Mnoframe ;;
2169 -g) echo -gopt ;;
2170 *) echo $flag ;;
2171 esac
2172 done
2173}
2174
2175suncc_flags(){
2176 for flag; do
2177 case $flag in
2178 -march=*|-mcpu=*)
2179 case "${flag#*=}" in
2180 native) echo -xtarget=native ;;
2181 v9|niagara) echo -xarch=sparc ;;
2182 ultrasparc) echo -xarch=sparcvis ;;
2183 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2184 i586|pentium) echo -xchip=pentium ;;
2185 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2186 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2187 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2188 pentium4*) echo -xtarget=pentium4 ;;
2189 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2190 *-sse3) echo -xarch=sse3 ;;
2191 core2) echo -xarch=ssse3 -xchip=core2 ;;
b36f87ff 2192 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2193 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2194 k8|opteron|athlon64|athlon-fx)
2195 echo -xarch=sse2a ;;
2196 athlon*) echo -xarch=pentium_proa ;;
2197 esac
2198 ;;
2199 -std=c99) echo -xc99 ;;
2200 -fomit-frame-pointer) echo -xregs=frameptr ;;
2201 -fPIC) echo -KPIC -xcode=pic32 ;;
2202 -W*,*) echo $flag ;;
2203 -f*-*|-W*) ;;
2204 *) echo $flag ;;
2205 esac
2206 done
2207}
2208
2209tms470_flags(){
2210 for flag; do
2211 case $flag in
2212 -march=*|-mcpu=*)
2213 case "${flag#*=}" in
2214 armv7-a|cortex-a*) echo -mv=7a8 ;;
2215 armv7-r|cortex-r*) echo -mv=7r4 ;;
2216 armv7-m|cortex-m*) echo -mv=7m3 ;;
2217 armv6*|arm11*) echo -mv=6 ;;
2218 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2219 echo -mv=5e ;;
2220 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2221 esac
2222 ;;
2223 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2224 -mfpu=vfp) echo --float_support=vfpv2 ;;
2225 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2226 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2227 -msoft-float) echo --float_support=vfplib ;;
2228 -O[0-3]|-mf=*) echo $flag ;;
2229 -g) echo -g -mn ;;
2230 -pds=*) echo $flag ;;
ad93dccb
MR
2231 -D*|-I*) echo $flag ;;
2232 --gcc|--abi=*) echo $flag ;;
2233 -me) echo $flag ;;
d0c6d424
MR
2234 esac
2235 done
2236}
2237
a758c5e2
MR
2238probe_cc(){
2239 pfx=$1
2240 _cc=$2
2241
8db73c61
MR
2242 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2243 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2244 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2245 _flags_filter=echo
2246
2247 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2248 _type=llvm_gcc
2249 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2250 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2251 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2252 _cflags_speed='-O3'
2253 _cflags_size='-Os'
2254 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2255 _type=gcc
2256 gcc_version=$($_cc --version | head -n1)
2257 gcc_basever=$($_cc -dumpversion)
2258 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2259 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2260 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2261 if ! $_cc -dumpversion | grep -q '^2\.'; then
2262 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2263 fi
2264 _cflags_speed='-O3'
2265 _cflags_size='-Os'
2266 elif $_cc --version 2>/dev/null | grep -q Intel; then
2267 _type=icc
2268 _ident=$($_cc --version | head -n1)
2269 _depflags='-MMD'
2270 _cflags_speed='-O3'
2271 _cflags_size='-Os'
2272 _cflags_noopt='-O1'
2273 elif $_cc -v 2>&1 | grep -q xlc; then
2274 _type=xlc
2275 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2276 _cflags_speed='-O5'
2277 _cflags_size='-O5 -qcompact'
2278 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2279 _type=ccc
2280 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2281 _DEPFLAGS='-M'
2282 debuglevel=3
2283 _ldflags='-Wl,-z,now' # calls to libots crash without this
2284 _cflags_speed='-fast'
2285 _cflags_size='-O1'
2286 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2287 test -d "$sysroot" || die "No valid sysroot specified."
2288 _type=armcc
2289 _ident=$($_cc --vsn | head -n1)
2290 armcc_conf="$PWD/armcc.conf"
2291 $_cc --arm_linux_configure \
2292 --arm_linux_config_file="$armcc_conf" \
2293 --configure_sysroot="$sysroot" \
2294 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2295 die "Error creating armcc configuration file."
2296 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2297 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2298 as_default="${cross_prefix}gcc"
2299 _depflags='-MMD'
2300 _cflags_speed='-O3'
2301 _cflags_size='-Os'
0122118e 2302 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2303 _type=tms470
2304 _ident=$($_cc -version | head -n1 | tr -s ' ')
2305 _flags='--gcc --abi=eabi -me'
18031c49 2306 _cc_e='-ppl -fe=$@'
a758c5e2 2307 _cc_o='-fe=$@'
a758c5e2
MR
2308 _depflags='-ppa -ppd=$(@:.o=.d)'
2309 _cflags_speed='-O3 -mf=5'
2310 _cflags_size='-O3 -mf=2'
2311 _flags_filter=tms470_flags
2312 elif $_cc -v 2>&1 | grep -q clang; then
2313 _type=clang
2314 _ident=$($_cc --version | head -n1)
2315 _depflags='-MMD'
2316 _cflags_speed='-O3'
2317 _cflags_size='-Os'
2318 elif $_cc -V 2>&1 | grep -q Sun; then
2319 _type=suncc
2320 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2321 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2322 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2323 _ldflags='-std=c99'
2324 _cflags_speed='-O5'
2325 _cflags_size='-O5 -xspace'
2326 _flags_filter=suncc_flags
2327 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2328 _type=pathscale
2329 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2330 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2331 _cflags_speed='-O2'
2332 _cflags_size='-Os'
2333 _flags_filter='filter_out -Wdisabled-optimization'
2334 elif $_cc -v 2>&1 | grep -q Open64; then
2335 _type=open64
2336 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2337 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2338 _cflags_speed='-O2'
2339 _cflags_size='-Os'
2340 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2341 elif $_cc -V 2>&1 | grep -q Portland; then
2342 _type=pgi
2343 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2344 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2345 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2346 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2347 _cflags_noopt="-O1"
2348 _flags_filter=pgi_flags
dfa559bc
RB
2349 elif $_cc 2>&1 | grep -q Microsoft; then
2350 _type=msvc
2351 _ident=$($cc 2>&1 | head -n1)
2352 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2353 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2354 _cflags_speed="-O2"
2355 _cflags_size="-O1"
2356 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2357 if $_cc 2>&1 | grep -q Linker; then
2358 _ld_o='-out $@'
2359 else
2360 _ld_o='-Fe$@'
2361 fi
2362 _cc_o='-Fo $@'
a224b2cb 2363 _cc_e='-P -Fi $@'
dfa559bc
RB
2364 _flags_filter=msvc_flags
2365 _ld_lib='lib%.a'
2366 _ld_path='-libpath:'
2367 _flags='-nologo'
2368 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2369 if [ $pfx = hostcc ]; then
6a0200f2 2370 append _cflags -Dsnprintf=_snprintf
dfa559bc 2371 fi
aef6bd1b 2372 fi
a758c5e2
MR
2373
2374 eval ${pfx}_type=\$_type
2375 eval ${pfx}_ident=\$_ident
2376}
2377
2378set_ccvars(){
23565c26 2379 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2380 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2381 eval ${1}_O=\${_cc_o-\${${1}_O}}
2382
2383 if [ -n "$_depflags" ]; then
2384 eval ${1}_DEPFLAGS=\$_depflags
2385 else
2386 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2387 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2388 eval DEP${1}FLAGS=\$_flags
2389 fi
2390}
2391
2392probe_cc cc "$cc"
2393cflags_filter=$_flags_filter
2394cflags_speed=$_cflags_speed
2395cflags_size=$_cflags_size
2396cflags_noopt=$_cflags_noopt
2397add_cflags $_flags $_cflags
2398cc_ldflags=$_ldflags
2399set_ccvars CC
2400
2401probe_cc hostcc "$host_cc"
2402host_cflags_filter=$_flags_filter
a758c5e2 2403add_host_cflags $_flags $_cflags
a758c5e2 2404set_ccvars HOSTCC
629687f6 2405
851ffa80
MR
2406test -n "$cc_type" && enable $cc_type ||
2407 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2408
75bafbac 2409: ${as_default:=$cc}
50567afa 2410: ${dep_cc_default:=$cc}
684b28e0 2411: ${ld_default:=$cc}
095792f2
MR
2412: ${host_ld_default:=$host_cc}
2413set_default ar as dep_cc ld host_ld
75800dce 2414
a758c5e2
MR
2415probe_cc as "$as"
2416asflags_filter=$_flags_filter
2417add_asflags $_flags $_cflags
2418set_ccvars AS
2419
2420probe_cc ld "$ld"
2421ldflags_filter=$_flags_filter
2422add_ldflags $_flags $_ldflags
2423test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2424LD_O=${_ld_o-$LD_O}
8db73c61
MR
2425LD_LIB=${_ld_lib-$LD_LIB}
2426LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2427
095792f2
MR
2428probe_cc hostld "$host_ld"
2429host_ldflags_filter=$_flags_filter
2430add_host_ldflags $_flags $_ldflags
2431HOSTLD_O=${_ld_o-$HOSTLD_O}
2432
a758c5e2
MR
2433if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2434 probe_cc depcc "$dep_cc"
2435 CCDEP=${_DEPCMD:-$DEPCMD}
2436 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2437 DEPCCFLAGS=$_flags
2438fi
07dec06e 2439
3dbc777c
MR
2440if $ar 2>&1 | grep -q Microsoft; then
2441 arflags="-nologo"
2442 ar_o='-out:$@'
2443elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2444 arflags="rq"
2445 ar_o='$@'
2446else
2447 arflags="rc"
2448 ar_o='$@'
2449fi
2450
7f32f40c 2451add_cflags $extra_cflags
2f2e6c7c 2452add_asflags $extra_cflags
7f32f40c 2453
154d432c
MR
2454if test -n "$sysroot"; then
2455 case "$cc_type" in
00ba041c 2456 gcc|llvm_gcc|clang)
467256f2 2457 add_cppflags --sysroot="$sysroot"
154d432c
MR
2458 add_ldflags --sysroot="$sysroot"
2459 ;;
6fec122a
MR
2460 tms470)
2461 add_cppflags -I"$sysinclude"
2462 add_ldflags --sysroot="$sysroot"
2463 ;;
154d432c
MR
2464 esac
2465fi
2466
d22c13a8
MR
2467if test "$cpu" = host; then
2468 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2469
2470 case "$cc_type" in
613a4e3f 2471 gcc|llvm_gcc)
d22c13a8
MR
2472 check_native(){
2473 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2474 sed -n "/cc1.*$1=/{
27ce1be8
MR
2475 s/.*$1=\\([^ ]*\\).*/\\1/
2476 p
2477 q
2478 }" $TMPE
d22c13a8
MR
2479 }
2480 cpu=$(check_native -march || check_native -mcpu)
2481 ;;
2482 esac
2483
2484 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2485fi
2486
e939cedd
MR
2487# Deal with common $arch aliases
2488case "$arch" in
2489 arm*)
2490 arch="arm"
2491 ;;
2492 mips|mipsel|IP*)
2493 arch="mips"
2494 ;;
47b1860e 2495 mips64*)
e939cedd
MR
2496 arch="mips"
2497 subarch="mips64"
2498 ;;
2499 parisc|hppa)
2500 arch="parisc"
2501 ;;
2502 parisc64|hppa64)
2503 arch="parisc"
2504 subarch="parisc64"
2505 ;;
2506 "Power Macintosh"|ppc|powerpc)
2507 arch="ppc"
2508 ;;
47b1860e 2509 ppc64|powerpc64)
e939cedd
MR
2510 arch="ppc"
2511 subarch="ppc64"
2512 ;;
2513 s390|s390x)
2514 arch="s390"
2515 ;;
2516 sh4|sh)
2517 arch="sh4"
2518 ;;
2519 sun4u|sparc64)
2520 arch="sparc"
2521 subarch="sparc64"
2522 ;;
d33ed7b3 2523 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2524 arch="x86"
2525 ;;
2526esac
2527
851ffa80 2528is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2529enable $arch
e939cedd 2530
df5cdc24 2531# Add processor-specific flags
5d54c126
MR
2532if test "$cpu" = generic; then
2533 : do nothing
2534elif enabled ppc; then
343aef9b 2535
56348891
MR
2536 case $(tolower $cpu) in
2537 601|ppc601|powerpc601)
9dbd5c3d 2538 cpuflags="-mcpu=601"
64ad53ff 2539 disable altivec
9dbd5c3d 2540 ;;
56348891 2541 603*|ppc603*|powerpc603*)
9dbd5c3d 2542 cpuflags="-mcpu=603"
64ad53ff 2543 disable altivec
9dbd5c3d 2544 ;;
56348891 2545 604*|ppc604*|powerpc604*)
9dbd5c3d 2546 cpuflags="-mcpu=604"
64ad53ff 2547 disable altivec
9dbd5c3d 2548 ;;
56348891 2549 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2550 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2551 disable altivec
9dbd5c3d 2552 ;;
56348891 2553 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2554 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2555 ;;
56348891 2556 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2557 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2558 ;;
313f9fbf 2559 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2560 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2561 ;;
313f9fbf
SM
2562 power[3-7]*)
2563 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2564 ;;
56348891 2565 cell)
9dbd5c3d
MR
2566 cpuflags="-mcpu=cell"
2567 enable ldbrx
2568 ;;
4ab26cb4
DB
2569 e500mc)
2570 cpuflags="-mcpu=e500mc"
2571 disable altivec
2572 ;;
7b0b81a1
AL
2573 e500v2)
2574 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2575 disable altivec
2576 ;;
2577 e500)
2578 cpuflags="-mcpu=8540 -mhard-float"
2579 disable altivec
2580 ;;
9dbd5c3d 2581 esac
343aef9b
MR
2582
2583elif enabled x86; then
2584
9dbd5c3d
MR
2585 case $cpu in
2586 i[345]86|pentium)
2587 cpuflags="-march=$cpu"
2588 disable mmx
2589 ;;
2590 # targets that do NOT support conditional mov (cmov)
2591 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2592 cpuflags="-march=$cpu"
2593 disable cmov
2594 ;;
2595 # targets that do support conditional mov (cmov)
b36f87ff 2596 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2597 cpuflags="-march=$cpu"
2598 enable cmov
2599 enable fast_cmov
2600 ;;
2601 # targets that do support conditional mov but on which it's slow
2602 pentium4|pentium4m|prescott|nocona)
2603 cpuflags="-march=$cpu"
2604 enable cmov
2605 disable fast_cmov
2606 ;;
2607 esac
343aef9b
MR
2608
2609elif enabled sparc; then
2610
9dbd5c3d 2611 case $cpu in
26b7199e
MK
2612 niagara)
2613 cpuflags="-mcpu=$cpu"
2614 disable vis
2615 ;;
9dbd5c3d
MR
2616 sparc64)
2617 cpuflags="-mcpu=v9"
2618 ;;
2619 esac
343aef9b
MR
2620
2621elif enabled arm; then
2622
34ba23c9
MR
2623 case $cpu in
2624 armv*)
2625 cpuflags="-march=$cpu"
c2eae137 2626 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2627 ;;
2628 *)
2629 cpuflags="-mcpu=$cpu"
c2eae137
MR
2630 case $cpu in
2631 cortex-a*) subarch=armv7a ;;
2632 cortex-r*) subarch=armv7r ;;
9e19704a 2633 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2634 arm11*) subarch=armv6 ;;
2635 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2636 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2637 esac
34ba23c9
MR
2638 ;;
2639 esac
343aef9b
MR
2640
2641elif enabled alpha; then
2642
34ba23c9 2643 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2644
2645elif enabled bfin; then
2646
34ba23c9 2647 cpuflags="-mcpu=$cpu"
343aef9b
MR
2648
2649elif enabled mips; then
2650
34ba23c9 2651 cpuflags="-march=$cpu"
343aef9b
MR
2652
2653elif enabled avr32; then
2654
9dbd5c3d
MR
2655 case $cpu in
2656 ap7[02]0[0-2])
2657 subarch="avr32_ap"
2658 cpuflags="-mpart=$cpu"
2659 ;;
2660 ap)
2661 subarch="avr32_ap"
2662 cpuflags="-march=$cpu"
2663 ;;
2664 uc3[ab]*)
2665 subarch="avr32_uc"
2666 cpuflags="-mcpu=$cpu"
2667 ;;
2668 uc)
2669 subarch="avr32_uc"
2670 cpuflags="-march=$cpu"
2671 ;;
2672 esac
df5cdc24 2673
343aef9b
MR
2674fi
2675
df5cdc24
MR
2676add_cflags $cpuflags
2677add_asflags $cpuflags
2678
993f2d0f
MR
2679# compiler sanity check
2680check_exec <<EOF
2681int main(void){ return 0; }
2682EOF
2683if test "$?" != 0; then
2684 echo "$cc is unable to create an executable file."
2685 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2686 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2687 echo "Only do this if you know what cross compiling means."
2688 fi
2689 die "C compiler test failed."
2690fi
2691
046f081b 2692add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2693check_cflags -std=c99
50a334e4 2694check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2695#include <stdlib.h>
2696EOF
50a334e4 2697check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2698#include <stdlib.h>
2699EOF
e9b9a2f8 2700
f0125de9 2701check_host_cflags -std=c99
0a6db2a2 2702check_host_cflags -Wall
f0125de9 2703
b24dbcbd 2704case "$arch" in
e939cedd 2705 alpha|ia64|mips|parisc|sparc)
8a3c8627 2706 spic=$shared
b24dbcbd 2707 ;;
e939cedd 2708 x86)
cfdb6148 2709 subarch="x86_32"
5adc829e 2710 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2711 if test "$subarch" = "x86_64"; then
e939cedd 2712 spic=$shared
de27f4d9 2713 fi
b24dbcbd 2714 ;;
b24dbcbd
RP
2715esac
2716
343aef9b 2717enable $subarch
8a3c8627 2718enabled spic && enable pic
b24dbcbd 2719
7483e694 2720# OS specific
4f854758 2721case $target_os in
a1629e28 2722 haiku)
63ae7e7c 2723 prefix_default="/boot/common"
108caaaa 2724 network_extralibs="-lnetwork"
f59c4bd6 2725 host_libs=
a1629e28 2726 ;;
7483e694 2727 sunos)
4d58e4cb 2728 AVSERVERLDFLAGS=""
9987769a 2729 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2730 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2731 network_extralibs="-lsocket -lnsl"
779222db 2732 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2733 # When using suncc to build, the Solaris linker will mark
2734 # an executable with each instruction set encountered by
2735 # the Solaris assembler. As our libraries contain their own
2736 # guards for processor-specific code, instead suppress
2737 # generation of the HWCAPS ELF section on Solaris x86 only.
2738 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2739 nm_default='nm -P -g'
7483e694
DB
2740 ;;
2741 netbsd)
a1e4b3f6 2742 disable symver
07a8eef6
MR
2743 oss_indev_extralibs="-lossaudio"
2744 oss_outdev_extralibs="-lossaudio"
7483e694 2745 ;;
d488c3bc 2746 openbsd|bitrig)
7c4a001a 2747 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2748 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2749 # however the generated executable will not do anything
2750 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2751 # Thus explicitly enable PIC here.
cd78208b 2752 enable pic
a1e4b3f6 2753 disable symver
7483e694 2754 SHFLAGS='-shared'
d5683aba
BS
2755 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2756 SLIB_INSTALL_LINKS=
07a8eef6
MR
2757 oss_indev_extralibs="-lossaudio"
2758 oss_outdev_extralibs="-lossaudio"
7483e694 2759 ;;
a1e4b3f6 2760 dragonfly)
a1e4b3f6
MR
2761 disable symver
2762 ;;
2763 freebsd)
7483e694
DB
2764 ;;
2765 bsd/os)
355d81df 2766 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2767 ;;
2768 darwin)
301ab19d 2769 gas="gas-preprocessor.pl $cc"
e08b8239 2770 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2771 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2772 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2773 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2774 SLIBSUF=".dylib"
2775 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2776 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2777 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2778 objformat="macho"
1b0f6fb8 2779 enabled x86_64 && objformat="macho64"
8dfa86f7 2780 enabled_any pic shared ||
2704bd1a 2781 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2782 ;;
2783 mingw32*)
9d3f4f50 2784 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2785 disable network
2786 else
2787 target_os=mingw32
2788 fi
dcc01c06 2789 LIBTARGET=i386
1fc9fb8a 2790 if enabled x86_64; then
417516f6 2791 LIBTARGET="i386:x86-64"
336cc1b0 2792 elif enabled arm; then
15c5156d 2793 LIBTARGET=arm-wince
dcc01c06 2794 fi
fbd971a4 2795 shlibdir_default="$bindir_default"
7483e694
DB
2796 SLIBPREF=""
2797 SLIBSUF=".dll"
7483e694
DB
2798 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2799 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2800 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2801 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2802 SLIB_INSTALL_LINKS=
2803 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2804 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2805 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 2806 objformat="win32"
ec10a9ab 2807 dlltool="${cross_prefix}dlltool"
a3222470 2808 ranlib=:
bc574408 2809 enable dos_paths
5666a9f2 2810 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2811 ;;
2812 cygwin*)
4f854758 2813 target_os=cygwin
fbd971a4 2814 shlibdir_default="$bindir_default"
7483e694
DB
2815 SLIBPREF="cyg"
2816 SLIBSUF=".dll"
2817 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2818 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2819 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2820 SLIB_INSTALL_LINKS=
2821 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2822 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2823 objformat="win32"
bc574408 2824 enable dos_paths
a7a187a1 2825 add_cppflags -U__STRICT_ANSI__
7483e694 2826 ;;
4f365f37 2827 *-dos|freedos|opendos)
4f365f37 2828 network_extralibs="-lsocket"
ff1c015d 2829 objformat="coff"
bc574408 2830 enable dos_paths
a7a187a1 2831 add_cppflags -U__STRICT_ANSI__
4f365f37 2832 ;;
7483e694 2833 linux)
046f081b 2834 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2835 enable dv1394
2836 ;;
2837 irix*)
4f854758 2838 target_os=irix
7483e694
DB
2839 ranlib="echo ignoring ranlib"
2840 ;;
d22e8442 2841 os/2*)
d22e8442 2842 ln_s="cp -f"
9297f1ed 2843 objformat="aout"
e14574eb 2844 add_cppflags -D_GNU_SOURCE
355d81df 2845 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2846 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2847 AVSERVERLDFLAGS=""
287d3b13 2848 LIBSUF="_s.a"
d22e8442
DY
2849 SLIBPREF=""
2850 SLIBSUF=".dll"
2851 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2852 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2853 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2854 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2855 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2856 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2857 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2858 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2859 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2860 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2861 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2862 enable dos_paths
d22e8442 2863 ;;
83993c1c 2864 gnu/kfreebsd)
c1f54478 2865 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2866 ;;
34e82167 2867 gnu)
f60d1366 2868 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2869 ;;
d33ed7b3
MR
2870 qnx)
2871 add_cppflags -D_QNX_SOURCE
2872 network_extralibs="-lsocket"
2873 ;;
1c69c79f
MS
2874 symbian)
2875 SLIBSUF=".dll"
2876 enable dos_paths
e3bc07f4
MS
2877 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2878 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2879 add_ldflags -Wl,--target1-abs,--no-undefined \
2880 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2881 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2882 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2883 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2884 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2885 ;;
fdd66609
MR
2886 osf1)
2887 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2888 AVSERVERLDFLAGS=
2889 ;;
741a8b72
MR
2890 minix)
2891 ;;
614d8911
MR
2892 none)
2893 ;;
7483e694 2894 *)
4f924f9a 2895 die "Unknown OS '$target_os'."
7483e694
DB
2896 ;;
2897esac
2898
b797f3c4
MR
2899# determine libc flavour
2900
2901if check_cpp_condition features.h "defined __UCLIBC__"; then
2902 libc_type=uclibc
2903elif check_cpp_condition features.h "defined __GLIBC__"; then
2904 libc_type=glibc
2905elif check_header _mingw.h; then
2906 libc_type=mingw
2907 check_cpp_condition _mingw.h \
2908 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2909 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2910 die "ERROR: MinGW runtime version must be >= 3.15."
2911elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2912 libc_type=newlib
4fa661a8
RB
2913elif check_func_headers stdlib.h _get_doserrno; then
2914 libc_type=msvcrt
84e65c76
MR
2915 add_compat strtod.o strtod=avpriv_strtod
2916 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2917 _snprintf=avpriv_snprintf \
2918 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2919elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2920 libc_type=klibc
2921fi
2922
2923test -n "$libc_type" && enable $libc_type
2924
5ab432fa
MR
2925# hacks for compiler/libc/os combinations
2926
2927if enabled_all tms470 glibc; then
b6f8d635 2928 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2929 add_cppflags -D__USER_LABEL_PREFIX__=
2930 add_cppflags -D__builtin_memset=memset
2931 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2932 add_cflags -pds=48 # incompatible redefinition of macro
2933fi
2934
6555acad
MR
2935esc(){
2936 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2937}
2938
2939echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2940
13cb2187
AS
2941check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2942
c9d19248 2943set_default $PATHS_LIST
2a8a860a 2944set_default nm
c9d19248 2945
320d060a 2946# we need to build at least one lib type
93b3c083 2947if ! enabled_any static shared; then
320d060a
DB
2948 cat <<EOF
2949At least one library type must be built.
2950Specify --enable-static to build the static libraries or --enable-shared to
2951build the shared libraries as well. To only build the shared libraries specify
2952--disable-static in addition to --enable-shared.
2953EOF
2954 exit 1;
2955fi
2956
2184c6f7 2957die_license_disabled() {
4c27207c 2958 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2959}
2960
e417d80d 2961die_license_disabled gpl libcdio
2184c6f7 2962die_license_disabled gpl libx264
de295976 2963die_license_disabled gpl libxavs
2184c6f7 2964die_license_disabled gpl libxvid
2184c6f7
DB
2965die_license_disabled gpl x11grab
2966
2f7ae63b 2967die_license_disabled nonfree libfaac
87246953 2968die_license_disabled nonfree libfdk_aac
a060866f 2969die_license_disabled nonfree openssl
b2e3c528 2970
0b175caa
DB
2971die_license_disabled version3 libopencore_amrnb
2972die_license_disabled version3 libopencore_amrwb
d89e738a 2973die_license_disabled version3 libvo_aacenc
f502ff3f 2974die_license_disabled version3 libvo_amrwbenc
0b175caa 2975
9cad0e4e 2976enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2977
40617a6d 2978disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2979
e276d9e8
MR
2980enable_pic() {
2981 enable pic
bce7b696
MR
2982 add_cppflags -DPIC
2983 add_cflags -fPIC
2984 add_asflags -fPIC
e276d9e8
MR
2985}
2986
2987enabled pic && enable_pic
bce7b696 2988
b4d96ba2
MR
2989check_cc <<EOF || die "Symbol mangling check failed."
2990int ff_extern;
2991EOF
2a8a860a 2992sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2993extern_prefix=${sym%%ff_extern*}
2994
afb5ed55 2995check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
2996void foo(void) { __asm__ volatile ("" ::); }
2997EOF
61d251db 2998
df5e3978
MR
2999_restrict=
3000for restrict_keyword in restrict __restrict__ __restrict; do
3001 check_cc <<EOF && _restrict=$restrict_keyword && break
3002void foo(char * $restrict_keyword p);
3003EOF
3004done
3005
3006check_cc <<EOF && enable attribute_packed
3007struct { int x; } __attribute__((packed)) x;
3008EOF
3009
dffb41b9
MR
3010check_cc <<EOF && enable attribute_may_alias
3011union { int x; } __attribute__((may_alias)) x;
3012EOF
3013
df5e3978
MR
3014check_cc <<EOF || die "endian test failed"
3015unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3016EOF
48fc536a 3017od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3018
e939cedd
MR
3019if enabled alpha; then
3020
3021 check_cflags -mieee
3022
3023elif enabled arm; then
e45391bb 3024
8986fddc 3025 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3026 nogas=die
50fa82e6 3027
44caaa56
MR
3028 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3029 enable vfp_args
3030 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3031 case "${cross_prefix:-$cc}" in
3032 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3033 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3034__asm__ (".eabi_attribute 28, 1");
3035int main(void) { return 0; }
3036EOF
44caaa56
MR
3037 esac
3038 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3039 fi
fa0912fe 3040
575db883
DB
3041 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3042 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3043 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3044 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3045 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3046 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3047
575db883
DB
3048 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3049 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3050
e276d9e8
MR
3051 enabled_all armv6t2 shared !pic && enable_pic
3052
fa0912fe 3053elif enabled mips; then
e45391bb 3054
575db883 3055 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3056
fa0912fe 3057elif enabled ppc; then
e45391bb 3058
e6a0c354
MR
3059 enable local_aligned_8 local_aligned_16
3060
575db883
DB
3061 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3062 check_inline_asm ibm_asm '"add 0, 0, 0"'
3063 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3064 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3065
3066 # AltiVec flags: The FSF version of GCC differs from the Apple version
3067 if enabled altivec; then
301ab19d 3068 nogas=warn
fa0912fe
MR
3069 check_cflags -maltivec -mabi=altivec &&
3070 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3071 check_cflags -faltivec
3072
3073 # check if our compiler supports Motorola AltiVec C API
3074 check_cc <<EOF || disable altivec
3075$inc_altivec_h
3076int main(void) {
20bcce50
MR
3077 vector signed int v1 = (vector signed int) { 0 };
3078 vector signed int v2 = (vector signed int) { 1 };
3079 v1 = vec_add(v1, v2);
fa0912fe
MR
3080 return 0;
3081}
3082EOF
3083
20bcce50 3084 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3085 fi
e45391bb 3086
fa0912fe 3087elif enabled sparc; then
e45391bb 3088
575db883
DB
3089 enabled vis &&
3090 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
f69f51b3 3091 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 3092
fa0912fe 3093elif enabled x86; then
e45391bb 3094
8e85ba8d
DB
3095 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3096
f80ddd5b
RB
3097 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3098
e6a0c354
MR
3099 enable local_aligned_8 local_aligned_16
3100
44965991
PI
3101 # check whether EBP is available on x86
3102 # As 'i' is stored on the stack, this program will crash
3103 # if the base pointer is used to access it because the
3104 # base pointer is cleared in the inline assembly code.
7dfef245 3105 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3106volatile int i=0;
3107__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3108return i;
44965991
PI
3109EOF
3110
f494213c 3111 # check whether EBX is available on x86
575db883
DB
3112 check_inline_asm ebx_available '""::"b"(0)' &&
3113 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3114
6f74fb03 3115 # check whether xmm clobbers are supported
575db883 3116 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3117
239fdf1b 3118 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3119 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3120 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3121
9cca1e40 3122 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3123 if check_cmd $yasmexe --version; then
3124 enabled x86_64 && yasm_extra="-m amd64"
3125 yasm_debug="-g dwarf2"
3126 elif check_cmd nasm -v; then
3127 yasmexe=nasm
3128 yasm_debug="-g -F dwarf"
3129 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3130 fi
3131
3132 YASMFLAGS="-f $objformat $yasm_extra"
3133 enabled pic && append YASMFLAGS "-DPIC"
3134 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3135 case "$objformat" in
3136 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3137 esac
3138
48545a8f 3139 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 3140 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59
DB
3141 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
3142 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3143 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3144 fi
e45391bb 3145
669b5583
MR
3146 case "$cpu" in
3147 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3148 disable fast_clz
3149 ;;
3150 esac
3151
44965991
PI
3152fi
3153
301ab19d
MR
3154if enabled asm; then
3155 as=${gas:=$as}
575db883 3156 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3157 $nogas "GNU assembler not found, install gas-preprocessor"
3158fi
3159
4a7e068b
MR
3160check_ldflags -Wl,--as-needed
3161
a98bb16d
RP
3162if check_func dlopen; then
3163 ldl=
3164elif check_func dlopen -ldl; then
3165 ldl=-ldl
8bf5d58f
MN
3166fi
3167
54fe299b
DV
3168if enabled network; then
3169 check_type "sys/types.h sys/socket.h" socklen_t
3170 check_type netdb.h "struct addrinfo"
75d339e0
MS
3171 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3172 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3173 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3174 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3175 check_type poll.h "struct pollfd"
54fe299b
DV
3176 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3177 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3178 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3179 check_func getaddrinfo $network_extralibs
54fe299b
DV
3180 # Prefer arpa/inet.h over winsock2
3181 if check_header arpa/inet.h ; then
3182 check_func closesocket
3183 elif check_header winsock2.h ; then
47876d66
DB
3184 check_func_headers winsock2.h closesocket -lws2 &&
3185 network_extralibs="-lws2" ||
3186 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3187 network_extralibs="-lws2_32"; }
f06dee77 3188 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3189 check_type ws2tcpip.h socklen_t
3190 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3191 check_type ws2tcpip.h "struct group_source_req"
3192 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3193 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3194 check_type winsock2.h "struct pollfd"
54fe299b
DV
3195 check_type ws2tcpip.h "struct sockaddr_in6"
3196 check_type ws2tcpip.h "struct sockaddr_storage"
3197 check_struct winsock2.h "struct sockaddr" sa_len
3198 else
3199 disable network
3200 fi
3201fi
3202
75ecf149
DB
3203# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3204check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3205
534a2231 3206check_func fcntl
7483e694
DB
3207check_func fork
3208check_func gethrtime
667fb97a 3209check_func getopt
7483e694 3210check_func getrusage
fc5607f8 3211check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3212check_func gettimeofday
094c09bb 3213check_func inet_aton $network_extralibs
abfc8d05 3214check_func isatty
a5b64584 3215check_func localtime_r
4ae40685 3216check_func ${malloc_prefix}memalign && enable memalign
7483e694 3217check_func mkstemp
0328b9ea 3218check_func mmap
e98b02de 3219check_func mprotect
4ae40685 3220check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3221check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3222check_func setrlimit
87958234 3223check_func strerror_r
6379900c 3224check_func strptime
47941088 3225check_func strtok_r
ea4d5f48 3226check_func sched_getaffinity
bcc73960 3227check_func sysconf
b9e22269 3228check_func sysctl
d3d3a32c 3229check_func usleep
b507ebd1 3230check_func_headers io.h setmode
b4675d0f 3231check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
1093383d 3232check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
fc5607f8 3233check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3234check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3235check_func_headers windows.h GetProcessTimes
61183b5a 3236check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3237check_func_headers windows.h MapViewOfFile
d3d3a32c 3238check_func_headers windows.h Sleep
7c5bfe7a 3239check_func_headers windows.h VirtualAlloc
6ffa87d3 3240
ca6b544a 3241check_header direct.h
a98bb16d 3242check_header dlfcn.h
fa845061 3243check_header dxva.h
92c6a099 3244check_header dxva2api.h
3b1ab197 3245check_header io.h
a98bb16d 3246check_header malloc.h
bf6ce82d 3247check_header poll.h
b58412f1 3248check_header sys/mman.h
06bb5905 3249check_header sys/param.h
b091aa44 3250check_header sys/resource.h
bf6ce82d 3251check_header sys/select.h
e64bceea 3252check_header sys/time.h
542920b7 3253check_header unistd.h
272081b0
CEH
3254check_header vdpau/vdpau.h
3255check_header vdpau/vdpau_x11.h
d3d3a32c 3256check_header windows.h
68178ca9 3257check_header X11/extensions/XvMClib.h
a98bb16d 3258
a4fa192c 3259disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3260disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3261
ff3755cb
JG
3262if ! disabled w32threads && ! enabled pthreads; then
3263 check_func _beginthreadex && enable w32threads
3264fi
3265
57bd82d4
MR
3266# check for some common methods of building with pthread support
3267# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3268if ! disabled pthreads && ! enabled w32threads; then
3269 enable pthreads
9e7fd101
MR
3270 if check_func pthread_create; then
3271 :
3272 elif check_func pthread_create -pthread; then
3273 add_cflags -pthread
afc9aee2 3274 add_extralibs -pthread
9e7fd101
MR
3275 elif check_func pthread_create -pthreads; then
3276 add_cflags -pthreads
afc9aee2 3277 add_extralibs -pthreads
8d94f606
GT
3278 elif check_func pthread_create -lpthreadGC2; then