network: add fallbacks for INADDR_LOOPBACK and INET_ADDRSTRLEN
[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]
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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 [$ar_default]
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214 --as=AS use assembler AS [$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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DB
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)
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MR
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: $*\n"
312}
313
2ba042a7
MR
314die(){
315 echolog "$@"
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
e155a21a
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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
MR
375map(){
376 m=$1
377 shift
e0e335a0 378 for v; do eval $m; done
36e2dea0
MR
379}
380
43b73d59
DB
381add_suffix(){
382 suffix=$1
383 shift
384 for v; do echo ${v}${suffix}; done
385}
386
a8d04fba
MR
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
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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
MR
521 done
522}
523
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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 $dep_ifn
549 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 550
3d7453e0
MR
551 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
552 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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MR
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
c75848cd
DB
1080 tilegx
1081 tilepro
0844bae1 1082 tomi
3f5b56e5
MR
1083 x86
1084 x86_32
1085 x86_64
1086'
1087
50cd43f2 1088ARCH_EXT_LIST_X86='
3bf96eec 1089 amd3dnow
a1ef9f08 1090 amd3dnowext
50cd43f2
DB
1091 avx
1092 fma4
1093 mmx
1094 mmxext
1095 sse
1096 sse2
1097 sse3
1098 sse4
1099 sse42
1100 ssse3
1101'
1102
1103ARCH_EXT_LIST="
1104 $ARCH_EXT_LIST_X86
1105 altivec
1ac9331a 1106 armv5te
edab3048 1107 armv6
ab5cb084 1108 armv6t2
f55b299a 1109 armvfp
6b18d278 1110 neon
799fde37 1111 ppc4xx
93eb8e4d 1112 vfpv3
bd9d34a0 1113 vis
50cd43f2 1114"
3f5b56e5 1115
fd712a55
DB
1116HAVE_LIST_CMDLINE='
1117 inline_asm
1118 symver
1119 yasm
1120'
1121
a3e02a8c
MR
1122HAVE_LIST_PUB='
1123 bigendian
d268eee9 1124 fast_unaligned
a3e02a8c
MR
1125'
1126
79042ab3
DB
1127MATH_FUNCS="
1128 cbrtf
1129 exp2
1130 exp2f
1131 isinf
1132 isnan
1133 llrint
1134 llrintf
1135 log2
1136 log2f
1137 lrint
1138 lrintf
1139 rint
1140 round
1141 roundf
1142 trunc
1143 truncf
1144"
1145
3f5b56e5
MR
1146HAVE_LIST="
1147 $ARCH_EXT_LIST
43b73d59
DB
1148 $(add_suffix _external $ARCH_EXT_LIST)
1149 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1150 $HAVE_LIST_CMDLINE
a3e02a8c 1151 $HAVE_LIST_PUB
3f5b56e5 1152 $THREADS_LIST
79042ab3 1153 $MATH_FUNCS
be1a839c 1154 aligned_malloc
59782b82 1155 aligned_stack
35fd8122 1156 alsa_asoundlib_h
3f5b56e5 1157 altivec_h
c9fdab0d 1158 arpa_inet_h
ec9d2c15 1159 asm_mod_q
6308729e 1160 asm_mod_y
dffb41b9 1161 attribute_may_alias
e7ea5e3d 1162 attribute_packed
ecf97f22 1163 closesocket
1ac9331a 1164 cmov
180d43bc 1165 cpunop
1093383d 1166 CryptGenRandom
c88f5d72 1167 dcbzl
f8aa696f
DB
1168 dev_bktr_ioctl_bt848_h
1169 dev_bktr_ioctl_meteor_h
1170 dev_ic_bt8xx_h
f8aa696f 1171 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1172 dev_video_meteor_ioctl_meteor_h
ca6b544a 1173 direct_h
18b67ae5 1174 dlfcn_h
c88f5d72 1175 dlopen
bc574408 1176 dos_paths
fa845061 1177 dxva_h
245626d0
DB
1178 ebp_available
1179 ebx_available
c2a29455 1180 fast_64bit
669b5583 1181 fast_clz
7073e9fc 1182 fast_cmov
534a2231 1183 fcntl
9d99cc5a 1184 fork
84882df6 1185 getaddrinfo
da9e86f8 1186 gethrtime
667fb97a 1187 getopt
02e8f427 1188 GetProcessAffinityMask
fc5607f8 1189 GetProcessMemoryInfo
4e68cb8a 1190 GetProcessTimes
61183b5a 1191 GetSystemTimeAsFileTime
66be5b45 1192 getrusage
61183b5a 1193 gettimeofday
a49d3025 1194 gnu_as
2f0c136e 1195 ibm_asm
2e1913b1 1196 inet_aton
3b1ab197 1197 io_h
abfc8d05 1198 isatty
8772997d 1199 jack_port_get_latency_range
9f5ff83f 1200 ldbrx
0b4a1821
AS
1201 libdc1394_1
1202 libdc1394_2
d96cd429
MR
1203 local_aligned_16
1204 local_aligned_8
a5b64584 1205 localtime_r
85dd97ad 1206 loongson
f8aa696f
DB
1207 machine_ioctl_bt848_h
1208 machine_ioctl_meteor_h
c88f5d72 1209 malloc_h
73f6d31e 1210 MapViewOfFile
c88f5d72 1211 memalign
6ffa87d3 1212 mkstemp
f80ddd5b 1213 mm_empty
0328b9ea 1214 mmap
e98b02de 1215 mprotect
4fa661a8 1216 msvcrt
d3d3a32c 1217 nanosleep
3e0b1c9a 1218 poll_h
1f91cdce 1219 posix_memalign
07b28702 1220 rdtsc
ea4d5f48 1221 sched_getaffinity
c88f5d72
MR
1222 sdl
1223 sdl_video_size
b507ebd1 1224 setmode
3e0b1c9a 1225 setrlimit
d3d3a32c 1226 Sleep
15d59d2c 1227 sndio_h
72be9e73 1228 socklen_t
deb29777 1229 soundcard_h
87958234 1230 strerror_r
6379900c 1231 strptime
47941088 1232 strtok_r
c0018613 1233 struct_addrinfo
75d339e0
MS
1234 struct_group_source_req
1235 struct_ip_mreq_source
b4d68544 1236 struct_ipv6_mreq
cdee08e3 1237 struct_pollfd
3e0b1c9a 1238 struct_rusage_ru_maxrss
b4d68544 1239 struct_sockaddr_in6
3b2372bf 1240 struct_sockaddr_sa_len
33a4dbdd 1241 struct_sockaddr_storage
a6a4793d 1242 struct_v4l2_frmivalenum_discrete
b462d132 1243 symver_asm_label
3e0b1c9a 1244 symver_gnu_asm
bcc73960 1245 sysconf
b9e22269 1246 sysctl
b58412f1 1247 sys_mman_h
06bb5905 1248 sys_param_h
b091aa44 1249 sys_resource_h
81644c2e 1250 sys_select_h
deb29777 1251 sys_soundcard_h
e64bceea 1252 sys_time_h
1b6e8b73 1253 sys_videoio_h
b265431e 1254 threads
542920b7 1255 unistd_h
d3d3a32c 1256 usleep
ce742de2 1257 vfp_args
7c5bfe7a 1258 VirtualAlloc
d3d3a32c 1259 windows_h
6ff3f3e7 1260 winsock2_h
cc078b5d 1261 xform_asm
6f74fb03 1262 xmm_clobbers
0cb78cef 1263"
44161118 1264
b6bb00b0
MR
1265# options emitted with CONFIG_ prefix but not available on command line
1266CONFIG_EXTRA="
87849592 1267 aandcttables
bfe9f48a 1268 ac3dsp
dc4f5a1c 1269 avutil
c292f6a2 1270 error_resilience
bfe9f48a 1271 gcrypt
478fd534 1272 golomb
9cad0e4e 1273 gplv3
478fd534
DB
1274 h264chroma
1275 h264dsp
1276 h264pred
915a2a0a 1277 h264qpel
478fd534 1278 huffman
9cad0e4e 1279 lgplv3
478fd534 1280 lpc
1e164c0b 1281 mpegaudio
bfe9f48a 1282 mpegaudiodsp
18bbca1f 1283 mpegvideo
ad08dfd5 1284 mpegvideoenc
bfe9f48a 1285 nettle
f704a079 1286 rangecoder
bfe9f48a
DB
1287 rtpdec
1288 sinewin
ab9f9876 1289 vp3dsp
b6bb00b0
MR
1290"
1291
520cc7f1 1292CMDLINE_SELECT="
3f5b56e5 1293 $ARCH_EXT_LIST
520cc7f1 1294 $CONFIG_LIST
fd712a55 1295 $HAVE_LIST_CMDLINE
8eee7025 1296 $THREADS_LIST
c8a4ae00 1297 asm
db6107b6 1298 cross_compile
520cc7f1
MR
1299 debug
1300 extra_warnings
8c6afa4d 1301 logging
65d12900 1302 lto
d2bbb2f7 1303 optimizations
520cc7f1 1304"
426be5dc
DB
1305
1306PATHS_LIST='
d156bede 1307 bindir
14a8acf1 1308 datadir
26759c44
MR
1309 incdir
1310 libdir
26759c44
MR
1311 mandir
1312 prefix
1313 shlibdir
426be5dc
DB
1314'
1315
1316CMDLINE_SET="
1317 $PATHS_LIST
121d78d0 1318 ar
426be5dc 1319 arch
313c46a6 1320 as
426be5dc
DB
1321 build_suffix
1322 cc
1323 cpu
1324 cross_prefix
50567afa 1325 dep_cc
ac63af34 1326 extra_version
9da6609f
MR
1327 host_cc
1328 host_cflags
095792f2 1329 host_ld
9da6609f
MR
1330 host_ldflags
1331 host_libs
82bb3329 1332 host_os
684b28e0 1333 ld
426be5dc 1334 logfile
4ae40685 1335 malloc_prefix
89641463 1336 nm
9cd7b854 1337 optflags
3f8040db 1338 pkg_config
154caa67 1339 random_seed
2fad0977 1340 samples
c5200f17
MR
1341 sysinclude
1342 sysroot
a7ada2ba 1343 target_exec
26759c44 1344 target_os
a7ada2ba 1345 target_path
aeeb782c 1346 toolchain
426be5dc 1347"
520cc7f1 1348
89f2932b
MR
1349CMDLINE_APPEND="
1350 extra_cflags
1351"
1352
912f3148
DB
1353# code dependency declarations
1354
9eeed841 1355# architecture extensions
808fa33c 1356
a2fc0f6a
MR
1357armv5te_deps="arm"
1358armv6_deps="arm"
ab5cb084 1359armv6t2_deps="arm"
a2fc0f6a 1360armvfp_deps="arm"
808fa33c 1361neon_deps="arm"
93eb8e4d 1362vfpv3_deps="armvfp"
808fa33c 1363
808fa33c
MR
1364altivec_deps="ppc"
1365ppc4xx_deps="ppc"
1366
1367vis_deps="sparc"
1368
7f8c3d1f 1369x86_64_suggest="cmov fast_cmov"
50cd43f2 1370
808fa33c
MR
1371amd3dnow_deps="mmx"
1372amd3dnowext_deps="amd3dnow"
9eeed841 1373mmx_deps="x86"
239fdf1b 1374mmxext_deps="mmx"
50cd43f2
DB
1375sse_deps="mmxext"
1376sse2_deps="sse"
1377sse3_deps="sse2"
1378ssse3_deps="sse3"
1379sse4_deps="ssse3"
1380sse42_deps="sse4"
1381avx_deps="sse42"
79687079 1382fma4_deps="avx"
9eeed841 1383
43b73d59
DB
1384mmx_external_deps="yasm"
1385mmx_inline_deps="inline_asm"
1386mmx_suggest="mmx_external mmx_inline"
1387
1388for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1389 eval dep=\$${ext}_deps
1390 eval ${ext}_external_deps='"${dep}_external"'
1391 eval ${ext}_inline_deps='"${dep}_inline"'
1392 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1393done
1394
59782b82 1395aligned_stack_if_any="ppc x86"
e939cedd 1396fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1397fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1398fast_unaligned_if_any="armv6 ppc x86"
669b5583 1399
6fec122a 1400inline_asm_deps="!tms470"
3e0b1c9a 1401need_memalign="altivec neon sse"
89e053f8 1402
b462d132
MR
1403symver_if_any="symver_asm_label symver_gnu_asm"
1404
88a35699
MS
1405log2_deps="!msvcrt"
1406
26fbcc85 1407# subsystems
dc609252 1408dct_select="rdft"
26fbcc85
MR
1409mdct_select="fft"
1410rdft_select="fft"
1e164c0b 1411mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1412mpegaudiodsp_select="dct"
ad08dfd5 1413mpegvideoenc_select="mpegvideo"
26fbcc85 1414
5666fd73 1415# decoders / encoders / hardware accelerators
cfc2a0cf 1416aac_decoder_select="mdct sinewin"
4538729a 1417aac_encoder_select="mdct sinewin"
136e19e1 1418aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1419ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1420ac3_encoder_select="mdct ac3dsp"
3d269059 1421ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1422alac_encoder_select="lpc"
b781cc12 1423amrnb_decoder_select="lsp"
2b2a597e 1424amrwb_decoder_select="lsp"
4538729a 1425atrac1_decoder_select="mdct sinewin"
26fbcc85 1426atrac3_decoder_select="mdct"
a33657ce
DB
1427binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1428binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1429cavs_decoder_select="golomb mpegvideo"
4538729a 1430cook_decoder_select="mdct sinewin"
2eef7c62 1431cscd_decoder_suggest="zlib"
26fbcc85 1432dca_decoder_select="mdct"
ad08dfd5 1433dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1434dxa_decoder_select="zlib"
baf91bb9 1435eac3_decoder_select="ac3_decoder"
4264a0dd 1436eac3_encoder_select="ac3_encoder"
69804535 1437eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1438eatgq_decoder_select="aandcttables"
c292f6a2 1439eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1440ffv1_decoder_select="golomb rangecoder"
1441ffv1_encoder_select="rangecoder"
5a582bd3 1442ffvhuff_encoder_select="huffman"
4f034993 1443flac_decoder_select="golomb"
f4d608e3 1444flac_encoder_select="golomb lpc"
2eef7c62
AJ
1445flashsv_decoder_select="zlib"
1446flashsv_encoder_select="zlib"
c2d23309 1447flashsv2_decoder_select="zlib"
4414137e 1448flv_decoder_select="h263_decoder"
4d4b4bd1 1449flv_encoder_select="h263_encoder"
3447f12d 1450fraps_decoder_select="huffman"
c292f6a2 1451h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1452h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1453h263_decoder_select="error_resilience h263_parser mpegvideo"
1454h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1455h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1456h263i_decoder_select="h263_decoder"
fe629c2d 1457h263p_encoder_select="h263_encoder"
c292f6a2 1458h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1459h264_dxva2_hwaccel_deps="dxva2api_h"
1460h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1461h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1462h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1463h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1464huffyuv_encoder_select="huffman"
19be0f3c 1465iac_decoder_select="fft mdct sinewin"
56c8227d 1466imc_decoder_select="fft mdct sinewin"
4f034993
MR
1467jpegls_decoder_select="golomb"
1468jpegls_encoder_select="golomb"
ad08dfd5 1469ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1470loco_decoder_select="golomb"
c292f6a2 1471mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1472mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1473mlp_decoder_select="mlp_parser"
1e164c0b
DB
1474mp1_decoder_select="mpegaudio"
1475mp1float_decoder_select="mpegaudio"
1476mp2_decoder_select="mpegaudio"
1477mp2float_decoder_select="mpegaudio"
1478mp3_decoder_select="mpegaudio"
1479mp3adu_decoder_select="mpegaudio"
1480mp3adufloat_decoder_select="mpegaudio"
1481mp3float_decoder_select="mpegaudio"
1482mp3on4_decoder_select="mpegaudio"
1483mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1484mpc7_decoder_select="mpegaudiodsp"
1485mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1486mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1487mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1488mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1489mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1490mpeg1video_decoder_select="error_resilience mpegvideo"
1491mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1492mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1493mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1494mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1495mpeg2video_decoder_select="error_resilience mpegvideo"
1496mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1497mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1498mpeg4_encoder_select="h263_encoder"
95a61cfc 1499mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1500mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1501msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1502msmpeg4v1_encoder_select="h263_encoder"
4414137e 1503msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1504msmpeg4v2_encoder_select="h263_encoder"
4414137e 1505msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1506msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1507mss2_decoder_select="vc1_decoder"
4538729a
MR
1508nellymoser_decoder_select="mdct sinewin"
1509nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1510png_decoder_select="zlib"
1511png_encoder_select="zlib"
b781cc12 1512qcelp_decoder_select="lsp"
c4f5c2d6 1513qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1514ra_144_encoder_select="lpc"
9f43fdda 1515ralf_decoder_select="golomb"
a8beb22f 1516rv10_decoder_select="h263_decoder"
b2bf38b4 1517rv10_encoder_select="h263_encoder"
a8beb22f 1518rv20_decoder_select="h263_decoder"
b2bf38b4 1519rv20_encoder_select="h263_encoder"
c292f6a2
DB
1520rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1521rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1522shorten_decoder_select="golomb"
b781cc12 1523sipr_decoder_select="lsp"
f704a079
DB
1524snow_decoder_select="dwt rangecoder"
1525snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1526svq1_decoder_select="error_resilience mpegvideo"
1527svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1528svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1529svq3_decoder_suggest="zlib"
4eef77c1 1530theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1531tiff_decoder_suggest="zlib"
1532tiff_encoder_suggest="zlib"
aec09a00 1533truehd_decoder_select="mlp_decoder"
2eef7c62 1534tscc_decoder_select="zlib"
4538729a 1535twinvq_decoder_select="mdct lsp sinewin"
aa661113 1536utvideo_encoder_select="huffman"
915a2a0a 1537vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1538vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1539vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1540vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1541vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1542vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1543vorbis_decoder_select="mdct"
1544vorbis_encoder_select="mdct"
ab9f9876
MR
1545vp3_decoder_select="vp3dsp"
1546vp5_decoder_select="vp3dsp"
1547vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1548vp6a_decoder_select="vp6_decoder"
1549vp6f_decoder_select="vp6_decoder"
915a2a0a 1550vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1551wmapro_decoder_select="mdct sinewin"
1552wmav1_decoder_select="mdct sinewin"
1553wmav1_encoder_select="mdct sinewin"
1554wmav2_decoder_select="mdct sinewin"
1555wmav2_encoder_select="mdct sinewin"
1556wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1557wmv1_decoder_select="h263_decoder"
665507aa 1558wmv1_encoder_select="h263_encoder"
f95bfab0 1559wmv2_decoder_select="h263_decoder"
1746e2a9 1560wmv2_encoder_select="h263_encoder"
015f8ee0 1561wmv3_decoder_select="vc1_decoder"
f0f86627 1562wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1563wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1564wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1565wmv3image_decoder_select="wmv3_decoder"
0e714f88 1566zerocodec_decoder_select="zlib"
2eef7c62
AJ
1567zlib_decoder_select="zlib"
1568zlib_encoder_select="zlib"
1569zmbv_decoder_select="zlib"
1570zmbv_encoder_select="zlib"
30fd06be 1571
0afab17e 1572vaapi_deps="va_va_h"
ac3dbb4d 1573vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1574vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1575
28b80940 1576# parsers
c292f6a2
DB
1577h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1578mpeg4video_parser_select="error_resilience mpegvideo"
1579mpegvideo_parser_select="error_resilience mpegvideo"
1580vc1_parser_select="error_resilience mpegvideo"
28b80940 1581
912f3148 1582# external libraries
c9171a83 1583libfaac_encoder_deps="libfaac"
37eeb5e2 1584libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1585libgsm_decoder_deps="libgsm"
1586libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1587libgsm_ms_decoder_deps="libgsm"
1588libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1589libilbc_decoder_deps="libilbc"
1590libilbc_encoder_deps="libilbc"
1cc60c47 1591libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1592libopencore_amrnb_decoder_deps="libopencore_amrnb"
1593libopencore_amrnb_encoder_deps="libopencore_amrnb"
1594libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1595libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1596libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1597libopus_decoder_deps="libopus"
6cb8c854 1598libopus_encoder_deps="libopus"
f7cd9eed
AS
1599libschroedinger_decoder_deps="libschroedinger"
1600libschroedinger_encoder_deps="libschroedinger"
ae14f311 1601libspeex_decoder_deps="libspeex"
b606a017 1602libspeex_encoder_deps="libspeex"
150d2772 1603libtheora_encoder_deps="libtheora"
d89e738a 1604libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1605libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1606libvorbis_encoder_deps="libvorbis"
8299a7f8 1607libvpx_decoder_deps="libvpx"
ee0e9146 1608libvpx_encoder_deps="libvpx"
1cc60c47 1609libx264_encoder_deps="libx264"
de295976 1610libxavs_encoder_deps="libxavs"
1cc60c47 1611libxvid_encoder_deps="libxvid"
30fd06be 1612
912f3148 1613# demuxers / muxers
c2dd0e9e 1614ac3_demuxer_select="ac3_parser"
647c2356 1615asf_stream_muxer_select="asf_muxer"
4e622dea 1616avisynth_demuxer_deps="avisynth"
c2dd0e9e 1617dirac_demuxer_select="dirac_parser"
5b423887 1618eac3_demuxer_select="ac3_parser"
c2dd0e9e 1619flac_demuxer_select="flac_parser"
647c2356 1620ipod_muxer_select="mov_muxer"
647c2356 1621matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1622matroska_demuxer_suggest="zlib bzlib"
1623mov_demuxer_suggest="zlib"
c2dd0e9e 1624mp3_demuxer_select="mpegaudio_parser"
647c2356 1625mp4_muxer_select="mov_muxer"
18bbca1f 1626mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1627mpegtsraw_demuxer_select="mpegts_demuxer"
1628mxf_d10_muxer_select="mxf_muxer"
24ca518b 1629ogg_demuxer_select="golomb"
647c2356 1630psp_muxer_select="mov_muxer"
44594cc7 1631rtp_demuxer_select="sdp_demuxer"
18bbca1f 1632rtp_muxer_select="mpegvideo"
44b70ce5
MS
1633rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1634rtsp_demuxer_select="http_protocol rtpdec"
1635rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1636sap_demuxer_select="sdp_demuxer"
2aab70c4 1637sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1638sdp_demuxer_select="rtpdec"
e772f9fa 1639smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1640spdif_muxer_select="aac_parser"
647c2356
DB
1641tg2_muxer_select="mov_muxer"
1642tgp_muxer_select="mov_muxer"
6bdaa5f4 1643w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1644
1645# indevs / outdevs
38e54a75 1646alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1647alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1648bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1649dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1650fbdev_indev_deps="linux_fb_h"
38e54a75 1651jack_indev_deps="jack_jack_h"
e417d80d 1652libcdio_indev_deps="libcdio"
38e54a75 1653libdc1394_indev_deps="libdc1394"
38e54a75
SS
1654oss_indev_deps_any="soundcard_h sys_soundcard_h"
1655oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1656pulse_indev_deps="libpulse"
15d59d2c
B
1657sndio_indev_deps="sndio_h"
1658sndio_outdev_deps="sndio_h"
38e54a75 1659v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1660vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1661vfwcap_indev_extralibs="-lavicap32"
24f8961f 1662x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1663
912f3148 1664# protocols
acd554c1
SP
1665ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1666ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1667ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1668ffrtmphttp_protocol_deps="!librtmp_protocol"
1669ffrtmphttp_protocol_select="http_protocol"
3fff6382 1670gopher_protocol_deps="network"
c40e1757
JS
1671httpproxy_protocol_deps="network"
1672httpproxy_protocol_select="tcp_protocol"
c08fb000 1673http_protocol_deps="network"
279a0c97 1674http_protocol_select="tcp_protocol"
183baead 1675https_protocol_select="tls_protocol"
c3b57d6e
DB
1676librtmp_protocol_deps="librtmp"
1677librtmpe_protocol_deps="librtmp"
1678librtmps_protocol_deps="librtmp"
1679librtmpt_protocol_deps="librtmp"
1680librtmpte_protocol_deps="librtmp"
c60a2d70 1681mmsh_protocol_select="http_protocol"
b4cf3f6c 1682mmst_protocol_deps="network"
c3b57d6e 1683rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1684rtmp_protocol_select="tcp_protocol"
acd554c1 1685rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1686rtmps_protocol_deps="!librtmp_protocol"
1687rtmps_protocol_select="tls_protocol"
775c4d36 1688rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1689rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1690rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1691rtp_protocol_select="udp_protocol"
83c93fe7 1692sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1693tcp_protocol_deps="network"
558d192d
MS
1694tls_protocol_deps_any="openssl gnutls"
1695tls_protocol_select="tcp_protocol"
c08fb000
AB
1696udp_protocol_deps="network"
1697
6ebf0bfc 1698# filters
13fabd7a 1699blackframe_filter_deps="gpl"
ce6b6ef6 1700boxblur_filter_deps="gpl"
68b79bfc 1701cropdetect_filter_deps="gpl"
b157be1f 1702delogo_filter_deps="gpl"
a5b64584 1703drawtext_filter_deps="libfreetype"
2e5ff4d0 1704frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1705frei0r_filter_extralibs='$ldl'
a42bb9d6 1706frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1707frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1708hqdn3d_filter_deps="gpl"
d371e7b9 1709resample_filter_deps="avresample"
cf69ad35 1710ocv_filter_deps="libopencv"
2f296e39 1711scale_filter_deps="swscale"
acbac567 1712yadif_filter_deps="gpl"
6ebf0bfc 1713
5a0f7131
MR
1714# libraries
1715avdevice_deps="avcodec avformat"
1716avformat_deps="avcodec"
f7679c54 1717
912f3148 1718# programs
ce03b088
AK
1719avconv_deps="avcodec avfilter avformat avresample swscale
1720 aformat_filter asyncts_filter
1721 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1722avplay_deps="avcodec avformat swscale sdl"
1723avplay_select="rdft"
9e12f0bf 1724avprobe_deps="avcodec avformat"
b263bf66 1725avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1726avserver_extralibs='$ldl'
a2830dca 1727
c73f65d9 1728doc_deps="texi2html"
912f3148 1729
de6d9b64 1730# default parameters
8a608357 1731
19bd477d 1732logfile="config.log"
8a608357
MR
1733
1734# installation paths
c9d19248
MR
1735prefix_default="/usr/local"
1736bindir_default='${prefix}/bin'
6291d7e4 1737datadir_default='${prefix}/share/avconv'
c9d19248
MR
1738incdir_default='${prefix}/include'
1739libdir_default='${prefix}/lib'
1740mandir_default='${prefix}/share/man'
1741shlibdir_default="$libdir_default"
8a608357
MR
1742
1743# toolchain
121d78d0 1744ar_default="ar"
13c7df3d 1745cc_default="gcc"
9da6609f 1746host_cc_default="gcc"
11e6d03a 1747ln_s="ln -sf"
2a8a860a 1748nm_default="nm -g"
11e6d03a 1749objformat="elf"
3f8040db 1750pkg_config_default=pkg-config
be7109c1 1751ranlib="ranlib"
11e6d03a 1752yasmexe="yasm"
8a608357 1753
3e0b1c9a 1754nogas=":"
8182dc34 1755
8a608357 1756# machine
8d4c00ed 1757arch_default=$(uname -m)
38d0a8aa 1758cpu="generic"
8a608357 1759
8a608357 1760# OS
8d4c00ed
MR
1761target_os_default=$(tolower $(uname -s))
1762host_os=$target_os_default
8a608357 1763
8a608357 1764# configurable options
055c61b8
DB
1765enable $PROGRAM_LIST
1766
5a0f7131
MR
1767enable avcodec
1768enable avdevice
cccc039f 1769enable avfilter
5a0f7131 1770enable avformat
c8af852b 1771enable avresample
dc4f5a1c 1772enable avutil
3e0b1c9a
DB
1773enable swscale
1774
3e0b1c9a
DB
1775enable asm
1776enable debug
1777enable doc
497237c7 1778enable network
8400d6b8 1779enable optimizations
8cfbbd92 1780enable safe_bitstream_reader
530dc538 1781enable static
a9ddb5b1 1782enable swscale_alpha
8a608357 1783
8a608357 1784# build settings
9987769a 1785SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1786AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1787LIBPREF="lib"
1788LIBSUF=".a"
c5f14466
RP
1789FULLNAME='$(NAME)$(BUILDSUF)'
1790LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1791SLIBPREF="lib"
1792SLIBSUF=".so"
c5f14466 1793SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1794SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1795SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1796LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1797SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1798SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1799
68485d1f
MR
1800asflags_filter=echo
1801cflags_filter=echo
64933b6c
MR
1802ldflags_filter=echo
1803
23565c26 1804AS_C='-c'
bc877faf 1805AS_O='-o $@'
23565c26 1806CC_C='-c'
18031c49 1807CC_E='-E -o $@'
7e6c86e6 1808CC_O='-o $@'
a758c5e2 1809LD_O='-o $@'
8db73c61
MR
1810LD_LIB='-l%'
1811LD_PATH='-L'
23565c26 1812HOSTCC_C='-c'
a758c5e2 1813HOSTCC_O='-o $@'
095792f2 1814HOSTLD_O='-o $@'
7e6c86e6 1815
1d01fee9 1816host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1817host_libs='-lm'
6c3fa06a
MR
1818host_cflags_filter=echo
1819host_ldflags_filter=echo
9da6609f 1820
9b861379 1821target_path='$(CURDIR)'
a7ada2ba 1822
a158446b
MR
1823# since the object filename is not given with the -MM flag, the compiler
1824# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1825DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1826DEPFLAGS='-MM'
315c741d 1827
c597172e 1828# find source path
24524f36 1829if test -f configure; then
f038cf3c 1830 source_path=.
c597172e 1831else
8477f2de 1832 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1833 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1834 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1835 test -e "$source_path/config.h" &&
1836 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1837fi
1838
13cbe2c0 1839for v in "$@"; do
b04251c5
MR
1840 r=${v#*=}
1841 l=${v%"$r"}
1842 r=$(sh_quote "$r")
29ba0911 1843 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1844done
c597172e 1845
73ef8980
MR
1846find_things(){
1847 thing=$1
1848 pattern=$2
1849 file=$source_path/$3
932ccf39 1850 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1851}
1852
1853ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1854DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1855HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1856PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1857BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1858MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1859DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1860OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1861INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1862PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1863FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1864
54e75be4
DB
1865ALL_COMPONENTS="
1866 $BSF_LIST
1867 $DECODER_LIST
1868 $DEMUXER_LIST
1869 $ENCODER_LIST
1870 $FILTER_LIST
1871 $HWACCEL_LIST
1872 $INDEV_LIST
1873 $MUXER_LIST
1874 $OUTDEV_LIST
1875 $PARSER_LIST
1876 $PROTOCOL_LIST
1877"
1878
8469ae22
MR
1879for n in $COMPONENT_LIST; do
1880 v=$(toupper ${n%s})_LIST
1881 eval enable \$$v
1882 eval ${n}_if_any="\$$v"
1883done
1884
4b587848
DB
1885disable snow_decoder snow_encoder
1886
206a070d 1887enable $ARCH_EXT_LIST
c597172e
MR
1888
1889die_unknown(){
1890 echo "Unknown option \"$1\"."
1891 echo "See $0 --help for available options."
1892 exit 1
1893}
1894
794f8e97 1895show_list() {
bf0c4afa
RP
1896 suffix=_$1
1897 shift
2b444ea7 1898 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1899 exit 0
1900}
1901
154caa67
MR
1902rand_list(){
1903 IFS=', '
1904 set -- $*
1905 unset IFS
1906 for thing; do
1907 comp=${thing%:*}
1908 prob=${thing#$comp}
1909 prob=${prob#:}
1910 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1911 echo "prob ${prob:-0.5}"
1912 printf '%s\n' $comp
1913 done
1914}
1915
1916do_random(){
1917 action=$1
1918 shift
1919 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1920 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1921}
1922
c597172e 1923for opt do
7483e694
DB
1924 optval="${opt#*=}"
1925 case "$opt" in
0f010b2f 1926 --extra-ldflags=*) add_ldflags $optval
7483e694 1927 ;;
0f010b2f 1928 --extra-libs=*) add_extralibs $optval
7483e694 1929 ;;
8fb1cb58 1930 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1931 ;;
40bcf4c7
BL
1932 --enable-debug=*) debuglevel="$optval"
1933 ;;
36e2dea0 1934 --disable-everything)
1b15dc3c 1935 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1936 ;;
154caa67
MR
1937 --enable-random|--disable-random)
1938 action=${opt%%-random}
1939 do_random ${action#--} $COMPONENT_LIST
1940 ;;
1941 --enable-random=*|--disable-random=*)
1942 action=${opt%%-random=*}
1943 do_random ${action#--} $optval
1944 ;;
7483e694 1945 --enable-*=*|--disable-*=*)
8b93ddc3 1946 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1947 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1948 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1949 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1950 $action $(filter "$name" $list)
7483e694
DB
1951 ;;
1952 --enable-?*|--disable-?*)
5e622c40 1953 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1954 if is_in $option $COMPONENT_LIST; then
fed5d54b 1955 test $action = disable && action=unset
e3773a55
MR
1956 eval $action \$$(toupper ${option%s})_LIST
1957 elif is_in $option $CMDLINE_SELECT; then
1958 $action $option
1959 else
1960 die_unknown $opt
1961 fi
7483e694
DB
1962 ;;
1963 --list-*)
1964 NAME="${opt#--list-}"
1965 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1966 NAME=${NAME%s}
1967 eval show_list $NAME \$$(toupper $NAME)_LIST
1968 ;;
1969 --help|-h) show_help
1970 ;;
1971 *)
884a36a7 1972 optname="${opt%%=*}"
26759c44
MR
1973 optname="${optname#--}"
1974 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1975 if is_in $optname $CMDLINE_SET; then
1976 eval $optname='$optval'
1977 elif is_in $optname $CMDLINE_APPEND; then
1978 append $optname "$optval"
1979 else
1980 die_unknown $opt
1981 fi
7483e694
DB
1982 ;;
1983 esac
c597172e
MR
1984done
1985
bcea99bb
MR
1986disabled logging && logfile=/dev/null
1987
29ba0911 1988echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1989set >> $logfile
1990
9da6609f
MR
1991test -n "$cross_prefix" && enable cross_compile
1992
8d4c00ed
MR
1993if enabled cross_compile; then
1994 test -n "$arch" && test -n "$target_os" ||
1995 die "Must specify target arch and OS when cross-compiling"
1996fi
1997
121d78d0 1998ar_default="${cross_prefix}${ar_default}"
11e6d03a 1999cc_default="${cross_prefix}${cc_default}"
20e0ed95 2000nm_default="${cross_prefix}${nm_default}"
3f8040db 2001pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2002ranlib="${cross_prefix}${ranlib}"
adb2b908 2003
c5200f17
MR
2004sysinclude_default="${sysroot}/usr/include"
2005
aeeb782c 2006case "$toolchain" in
0fbb62a8
LB
2007 clang-asan)
2008 cc_default="clang"
2009 add_cflags -faddress-sanitizer
2010 add_ldflags -faddress-sanitizer
2011 ;;
2012 clang-tsan)
2013 cc_default="clang"
2014 add_cflags -fthread-sanitizer
2015 add_ldflags -fthread-sanitizer
2016 ;;
aeeb782c
MR
2017 msvc)
2018 cc_default="c99wrap cl"
2019 ld_default="c99wrap link"
2020 nm_default="dumpbin -symbols"
ac3a9b51 2021 ar_default="lib"
53e8cd68 2022 target_os_default="win32"
aeeb782c
MR
2023 ;;
2024 ?*)
2025 die "Unknown toolchain $toolchain"
2026 ;;
2027esac
2028
53e8cd68 2029set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2030enabled cross_compile || host_cc_default=$cc
2031set_default host_cc
13c7df3d 2032
762f95e4
MR
2033if ! $pkg_config --version >/dev/null 2>&1; then
2034 warn "$pkg_config not found, library detection may fail."
2035 pkg_config=false
2036fi
2037
82bb3329
MR
2038exesuf() {
2039 case $1 in
53e8cd68 2040 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2041 esac
2042}
2043
2044EXESUF=$(exesuf $target_os)
2045HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2046
e4e69e0b 2047# set temporary file name
a49d42c2 2048: ${TMPDIR:=$TEMPDIR}
c51fafa1 2049: ${TMPDIR:=$TMP}
a49d42c2 2050: ${TMPDIR:=/tmp}
e4e69e0b 2051
a210bce2 2052if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2053 # simple replacement for missing mktemp
2054 # NOT SAFE FOR GENERAL USE
2055 mktemp(){
09a5c245 2056 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2057 }
2058fi
2059
2060tmpfile(){
2061 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2062 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2063 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2064 append TMPFILES $tmp
2065 eval $1=$tmp
2066}
2067
2068trap 'rm -f -- $TMPFILES' EXIT
54460a83 2069
55127e7b 2070tmpfile TMPASM .asm
3e0b1c9a
DB
2071tmpfile TMPC .c
2072tmpfile TMPE $EXESUF
2073tmpfile TMPH .h
2074tmpfile TMPO .o
2075tmpfile TMPS .S
2076tmpfile TMPSH .sh
2077tmpfile TMPV .ver
54460a83
MR
2078
2079unset -f mktemp
e4e69e0b 2080
fb3c4ffc
MR
2081chmod +x $TMPE
2082
993f2d0f
MR
2083# make sure we can execute files in $TMPDIR
2084cat > $TMPSH 2>> $logfile <<EOF
2085#! /bin/sh
2086EOF
2087chmod +x $TMPSH >> $logfile 2>&1
2088if ! $TMPSH >> $logfile 2>&1; then
2089 cat <<EOF
2090Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2091variable to another directory and make sure that it is not mounted noexec.
2092EOF
2093 die "Sanity test failed."
2094fi
993f2d0f 2095
dfa559bc
RB
2096msvc_flags(){
2097 for flag; do
2098 case $flag in
2099 -fomit-frame-pointer) echo -Oy ;;
2100 -g) echo -Z7 ;;
2101 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2102 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2103 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2104 -wd4996 -wd4273 ;;
dfa559bc
RB
2105 -std=c99) ;;
2106 -fno-math-errno) ;;
2107 -fno-common) ;;
2108 -fno-signed-zeros) ;;
2109 -lz) echo zlib.lib ;;
bd680c7b
DB
2110 -lavifil32) echo vfw32.lib ;;
2111 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2112 -l*) echo ${flag#-l}.lib ;;
2113 *) echo $flag ;;
2114 esac
2115 done
2116}
2117
d0c6d424
MR
2118pgi_flags(){
2119 for flag; do
2120 case $flag in
643933f5 2121 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2122 -fomit-frame-pointer) echo -Mnoframe ;;
2123 -g) echo -gopt ;;
2124 *) echo $flag ;;
2125 esac
2126 done
2127}
2128
2129suncc_flags(){
2130 for flag; do
2131 case $flag in
2132 -march=*|-mcpu=*)
2133 case "${flag#*=}" in
2134 native) echo -xtarget=native ;;
2135 v9|niagara) echo -xarch=sparc ;;
2136 ultrasparc) echo -xarch=sparcvis ;;
2137 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2138 i586|pentium) echo -xchip=pentium ;;
2139 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2140 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2141 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2142 pentium4*) echo -xtarget=pentium4 ;;
2143 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2144 *-sse3) echo -xarch=sse3 ;;
2145 core2) echo -xarch=ssse3 -xchip=core2 ;;
b36f87ff 2146 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2147 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2148 k8|opteron|athlon64|athlon-fx)
2149 echo -xarch=sse2a ;;
2150 athlon*) echo -xarch=pentium_proa ;;
2151 esac
2152 ;;
2153 -std=c99) echo -xc99 ;;
2154 -fomit-frame-pointer) echo -xregs=frameptr ;;
2155 -fPIC) echo -KPIC -xcode=pic32 ;;
2156 -W*,*) echo $flag ;;
2157 -f*-*|-W*) ;;
2158 *) echo $flag ;;
2159 esac
2160 done
2161}
2162
2163tms470_flags(){
2164 for flag; do
2165 case $flag in
2166 -march=*|-mcpu=*)
2167 case "${flag#*=}" in
2168 armv7-a|cortex-a*) echo -mv=7a8 ;;
2169 armv7-r|cortex-r*) echo -mv=7r4 ;;
2170 armv7-m|cortex-m*) echo -mv=7m3 ;;
2171 armv6*|arm11*) echo -mv=6 ;;
2172 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2173 echo -mv=5e ;;
2174 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2175 esac
2176 ;;
2177 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2178 -mfpu=vfp) echo --float_support=vfpv2 ;;
2179 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2180 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2181 -msoft-float) echo --float_support=vfplib ;;
2182 -O[0-3]|-mf=*) echo $flag ;;
2183 -g) echo -g -mn ;;
2184 -pds=*) echo $flag ;;
ad93dccb
MR
2185 -D*|-I*) echo $flag ;;
2186 --gcc|--abi=*) echo $flag ;;
2187 -me) echo $flag ;;
d0c6d424
MR
2188 esac
2189 done
2190}
2191
a758c5e2
MR
2192probe_cc(){
2193 pfx=$1
2194 _cc=$2
2195
8db73c61
MR
2196 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2197 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2198 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2199 _flags_filter=echo
2200
2201 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2202 _type=llvm_gcc
2203 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2204 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2205 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2206 _cflags_speed='-O3'
2207 _cflags_size='-Os'
2208 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2209 _type=gcc
2210 gcc_version=$($_cc --version | head -n1)
2211 gcc_basever=$($_cc -dumpversion)
2212 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2213 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2214 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2215 if ! $_cc -dumpversion | grep -q '^2\.'; then
2216 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2217 fi
2218 _cflags_speed='-O3'
2219 _cflags_size='-Os'
2220 elif $_cc --version 2>/dev/null | grep -q Intel; then
2221 _type=icc
2222 _ident=$($_cc --version | head -n1)
2223 _depflags='-MMD'
2224 _cflags_speed='-O3'
2225 _cflags_size='-Os'
2226 _cflags_noopt='-O1'
2227 elif $_cc -v 2>&1 | grep -q xlc; then
2228 _type=xlc
2229 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2230 _cflags_speed='-O5'
2231 _cflags_size='-O5 -qcompact'
2232 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2233 _type=ccc
2234 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2235 _DEPFLAGS='-M'
2236 debuglevel=3
2237 _ldflags='-Wl,-z,now' # calls to libots crash without this
2238 _cflags_speed='-fast'
2239 _cflags_size='-O1'
2240 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2241 test -d "$sysroot" || die "No valid sysroot specified."
2242 _type=armcc
2243 _ident=$($_cc --vsn | head -n1)
2244 armcc_conf="$PWD/armcc.conf"
2245 $_cc --arm_linux_configure \
2246 --arm_linux_config_file="$armcc_conf" \
2247 --configure_sysroot="$sysroot" \
2248 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2249 die "Error creating armcc configuration file."
2250 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2251 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2252 as_default="${cross_prefix}gcc"
2253 _depflags='-MMD'
2254 _cflags_speed='-O3'
2255 _cflags_size='-Os'
0122118e 2256 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2257 _type=tms470
2258 _ident=$($_cc -version | head -n1 | tr -s ' ')
2259 _flags='--gcc --abi=eabi -me'
18031c49 2260 _cc_e='-ppl -fe=$@'
a758c5e2 2261 _cc_o='-fe=$@'
a758c5e2
MR
2262 _depflags='-ppa -ppd=$(@:.o=.d)'
2263 _cflags_speed='-O3 -mf=5'
2264 _cflags_size='-O3 -mf=2'
2265 _flags_filter=tms470_flags
2266 elif $_cc -v 2>&1 | grep -q clang; then
2267 _type=clang
2268 _ident=$($_cc --version | head -n1)
2269 _depflags='-MMD'
2270 _cflags_speed='-O3'
2271 _cflags_size='-Os'
2272 elif $_cc -V 2>&1 | grep -q Sun; then
2273 _type=suncc
2274 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2275 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2276 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2277 _ldflags='-std=c99'
2278 _cflags_speed='-O5'
2279 _cflags_size='-O5 -xspace'
2280 _flags_filter=suncc_flags
2281 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2282 _type=pathscale
2283 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2284 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2285 _cflags_speed='-O2'
2286 _cflags_size='-Os'
2287 _flags_filter='filter_out -Wdisabled-optimization'
2288 elif $_cc -v 2>&1 | grep -q Open64; then
2289 _type=open64
2290 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2291 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2292 _cflags_speed='-O2'
2293 _cflags_size='-Os'
2294 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2295 elif $_cc -V 2>&1 | grep -q Portland; then
2296 _type=pgi
2297 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2298 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2299 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2300 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2301 _cflags_noopt="-O1"
2302 _flags_filter=pgi_flags
dfa559bc
RB
2303 elif $_cc 2>&1 | grep -q Microsoft; then
2304 _type=msvc
2305 _ident=$($cc 2>&1 | head -n1)
2306 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2307 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2308 _cflags_speed="-O2"
2309 _cflags_size="-O1"
2310 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2311 if $_cc 2>&1 | grep -q Linker; then
2312 _ld_o='-out $@'
2313 else
2314 _ld_o='-Fe$@'
2315 fi
2316 _cc_o='-Fo $@'
a224b2cb 2317 _cc_e='-P -Fi $@'
dfa559bc
RB
2318 _flags_filter=msvc_flags
2319 _ld_lib='lib%.a'
2320 _ld_path='-libpath:'
2321 _flags='-nologo'
2322 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2323 if [ $pfx = hostcc ]; then
6a0200f2 2324 append _cflags -Dsnprintf=_snprintf
dfa559bc 2325 fi
aef6bd1b 2326 fi
a758c5e2
MR
2327
2328 eval ${pfx}_type=\$_type
2329 eval ${pfx}_ident=\$_ident
2330}
2331
2332set_ccvars(){
23565c26 2333 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2334 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2335 eval ${1}_O=\${_cc_o-\${${1}_O}}
2336
2337 if [ -n "$_depflags" ]; then
2338 eval ${1}_DEPFLAGS=\$_depflags
2339 else
2340 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2341 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2342 eval DEP${1}FLAGS=\$_flags
2343 fi
2344}
2345
2346probe_cc cc "$cc"
2347cflags_filter=$_flags_filter
2348cflags_speed=$_cflags_speed
2349cflags_size=$_cflags_size
2350cflags_noopt=$_cflags_noopt
2351add_cflags $_flags $_cflags
2352cc_ldflags=$_ldflags
2353set_ccvars CC
2354
2355probe_cc hostcc "$host_cc"
2356host_cflags_filter=$_flags_filter
a758c5e2 2357add_host_cflags $_flags $_cflags
a758c5e2 2358set_ccvars HOSTCC
629687f6 2359
851ffa80
MR
2360test -n "$cc_type" && enable $cc_type ||
2361 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2362
75bafbac 2363: ${as_default:=$cc}
50567afa 2364: ${dep_cc_default:=$cc}
684b28e0 2365: ${ld_default:=$cc}
095792f2
MR
2366: ${host_ld_default:=$host_cc}
2367set_default ar as dep_cc ld host_ld
75800dce 2368
a758c5e2
MR
2369probe_cc as "$as"
2370asflags_filter=$_flags_filter
2371add_asflags $_flags $_cflags
2372set_ccvars AS
2373
2374probe_cc ld "$ld"
2375ldflags_filter=$_flags_filter
2376add_ldflags $_flags $_ldflags
2377test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2378LD_O=${_ld_o-$LD_O}
8db73c61
MR
2379LD_LIB=${_ld_lib-$LD_LIB}
2380LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2381
095792f2
MR
2382probe_cc hostld "$host_ld"
2383host_ldflags_filter=$_flags_filter
2384add_host_ldflags $_flags $_ldflags
2385HOSTLD_O=${_ld_o-$HOSTLD_O}
2386
a758c5e2
MR
2387if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2388 probe_cc depcc "$dep_cc"
2389 CCDEP=${_DEPCMD:-$DEPCMD}
2390 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2391 DEPCCFLAGS=$_flags
2392fi
07dec06e 2393
3dbc777c
MR
2394if $ar 2>&1 | grep -q Microsoft; then
2395 arflags="-nologo"
2396 ar_o='-out:$@'
2397elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2398 arflags="rq"
2399 ar_o='$@'
2400else
2401 arflags="rc"
2402 ar_o='$@'
2403fi
2404
7f32f40c 2405add_cflags $extra_cflags
2f2e6c7c 2406add_asflags $extra_cflags
7f32f40c 2407
154d432c
MR
2408if test -n "$sysroot"; then
2409 case "$cc_type" in
00ba041c 2410 gcc|llvm_gcc|clang)
467256f2 2411 add_cppflags --sysroot="$sysroot"
154d432c
MR
2412 add_ldflags --sysroot="$sysroot"
2413 ;;
6fec122a
MR
2414 tms470)
2415 add_cppflags -I"$sysinclude"
2416 add_ldflags --sysroot="$sysroot"
2417 ;;
154d432c
MR
2418 esac
2419fi
2420
d22c13a8
MR
2421if test "$cpu" = host; then
2422 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2423
2424 case "$cc_type" in
613a4e3f 2425 gcc|llvm_gcc)
d22c13a8
MR
2426 check_native(){
2427 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2428 sed -n "/cc1.*$1=/{
27ce1be8
MR
2429 s/.*$1=\\([^ ]*\\).*/\\1/
2430 p
2431 q
2432 }" $TMPE
d22c13a8
MR
2433 }
2434 cpu=$(check_native -march || check_native -mcpu)
2435 ;;
2436 esac
2437
2438 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2439fi
2440
e939cedd
MR
2441# Deal with common $arch aliases
2442case "$arch" in
2443 arm*)
2444 arch="arm"
2445 ;;
2446 mips|mipsel|IP*)
2447 arch="mips"
2448 ;;
47b1860e 2449 mips64*)
e939cedd
MR
2450 arch="mips"
2451 subarch="mips64"
2452 ;;
2453 parisc|hppa)
2454 arch="parisc"
2455 ;;
2456 parisc64|hppa64)
2457 arch="parisc"
2458 subarch="parisc64"
2459 ;;
2460 "Power Macintosh"|ppc|powerpc)
2461 arch="ppc"
2462 ;;
47b1860e 2463 ppc64|powerpc64)
e939cedd
MR
2464 arch="ppc"
2465 subarch="ppc64"
2466 ;;
2467 s390|s390x)
2468 arch="s390"
2469 ;;
2470 sh4|sh)
2471 arch="sh4"
2472 ;;
2473 sun4u|sparc64)
2474 arch="sparc"
2475 subarch="sparc64"
2476 ;;
c75848cd
DB
2477 tilegx|tile-gx)
2478 arch="tilegx"
2479 ;;
d33ed7b3 2480 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2481 arch="x86"
2482 ;;
2483esac
2484
851ffa80 2485is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2486enable $arch
e939cedd 2487
df5cdc24 2488# Add processor-specific flags
5d54c126
MR
2489if test "$cpu" = generic; then
2490 : do nothing
2491elif enabled ppc; then
343aef9b 2492
56348891
MR
2493 case $(tolower $cpu) in
2494 601|ppc601|powerpc601)
9dbd5c3d 2495 cpuflags="-mcpu=601"
64ad53ff 2496 disable altivec
9dbd5c3d 2497 ;;
56348891 2498 603*|ppc603*|powerpc603*)
9dbd5c3d 2499 cpuflags="-mcpu=603"
64ad53ff 2500 disable altivec
9dbd5c3d 2501 ;;
56348891 2502 604*|ppc604*|powerpc604*)
9dbd5c3d 2503 cpuflags="-mcpu=604"
64ad53ff 2504 disable altivec
9dbd5c3d 2505 ;;
56348891 2506 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2507 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2508 disable altivec
9dbd5c3d 2509 ;;
56348891 2510 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2511 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2512 ;;
56348891 2513 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2514 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2515 ;;
313f9fbf 2516 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2517 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2518 ;;
313f9fbf
SM
2519 power[3-7]*)
2520 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2521 ;;
56348891 2522 cell)
9dbd5c3d
MR
2523 cpuflags="-mcpu=cell"
2524 enable ldbrx
2525 ;;
4ab26cb4
DB
2526 e500mc)
2527 cpuflags="-mcpu=e500mc"
2528 disable altivec
2529 ;;
7b0b81a1
AL
2530 e500v2)
2531 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2532 disable altivec
2533 ;;
2534 e500)
2535 cpuflags="-mcpu=8540 -mhard-float"
2536 disable altivec
2537 ;;
9dbd5c3d 2538 esac
343aef9b
MR
2539
2540elif enabled x86; then
2541
9dbd5c3d
MR
2542 case $cpu in
2543 i[345]86|pentium)
2544 cpuflags="-march=$cpu"
2545 disable mmx
2546 ;;
2547 # targets that do NOT support conditional mov (cmov)
2548 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2549 cpuflags="-march=$cpu"
2550 disable cmov
2551 ;;
2552 # targets that do support conditional mov (cmov)
b36f87ff 2553 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2554 cpuflags="-march=$cpu"
2555 enable cmov
2556 enable fast_cmov
2557 ;;
2558 # targets that do support conditional mov but on which it's slow
2559 pentium4|pentium4m|prescott|nocona)
2560 cpuflags="-march=$cpu"
2561 enable cmov
2562 disable fast_cmov
2563 ;;
2564 esac
343aef9b
MR
2565
2566elif enabled sparc; then
2567
9dbd5c3d 2568 case $cpu in
26b7199e
MK
2569 niagara)
2570 cpuflags="-mcpu=$cpu"
2571 disable vis
2572 ;;
9dbd5c3d
MR
2573 sparc64)
2574 cpuflags="-mcpu=v9"
2575 ;;
2576 esac
343aef9b
MR
2577
2578elif enabled arm; then
2579
34ba23c9
MR
2580 case $cpu in
2581 armv*)
2582 cpuflags="-march=$cpu"
c2eae137 2583 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2584 ;;
2585 *)
2586 cpuflags="-mcpu=$cpu"
c2eae137
MR
2587 case $cpu in
2588 cortex-a*) subarch=armv7a ;;
2589 cortex-r*) subarch=armv7r ;;
9e19704a 2590 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2591 arm11*) subarch=armv6 ;;
2592 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2593 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2594 esac
34ba23c9
MR
2595 ;;
2596 esac
343aef9b
MR
2597
2598elif enabled alpha; then
2599
34ba23c9 2600 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2601
2602elif enabled bfin; then
2603
34ba23c9 2604 cpuflags="-mcpu=$cpu"
343aef9b
MR
2605
2606elif enabled mips; then
2607
34ba23c9 2608 cpuflags="-march=$cpu"
343aef9b
MR
2609
2610elif enabled avr32; then
2611
9dbd5c3d
MR
2612 case $cpu in
2613 ap7[02]0[0-2])
2614 subarch="avr32_ap"
2615 cpuflags="-mpart=$cpu"
2616 ;;
2617 ap)
2618 subarch="avr32_ap"
2619 cpuflags="-march=$cpu"
2620 ;;
2621 uc3[ab]*)
2622 subarch="avr32_uc"
2623 cpuflags="-mcpu=$cpu"
2624 ;;
2625 uc)
2626 subarch="avr32_uc"
2627 cpuflags="-march=$cpu"
2628 ;;
2629 esac
df5cdc24 2630
343aef9b
MR
2631fi
2632
df5cdc24
MR
2633add_cflags $cpuflags
2634add_asflags $cpuflags
2635
993f2d0f
MR
2636# compiler sanity check
2637check_exec <<EOF
2638int main(void){ return 0; }
2639EOF
2640if test "$?" != 0; then
2641 echo "$cc is unable to create an executable file."
2642 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2643 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2644 echo "Only do this if you know what cross compiling means."
2645 fi
2646 die "C compiler test failed."
2647fi
2648
046f081b 2649add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2650check_cflags -std=c99
50a334e4 2651check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2652#include <stdlib.h>
2653EOF
50a334e4 2654check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2655#include <stdlib.h>
2656EOF
e9b9a2f8 2657
f0125de9 2658check_host_cflags -std=c99
0a6db2a2 2659check_host_cflags -Wall
f0125de9 2660
b24dbcbd 2661case "$arch" in
e939cedd 2662 alpha|ia64|mips|parisc|sparc)
8a3c8627 2663 spic=$shared
b24dbcbd 2664 ;;
e939cedd 2665 x86)
cfdb6148 2666 subarch="x86_32"
5adc829e 2667 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2668 if test "$subarch" = "x86_64"; then
e939cedd 2669 spic=$shared
de27f4d9 2670 fi
b24dbcbd 2671 ;;
b24dbcbd
RP
2672esac
2673
343aef9b 2674enable $subarch
8a3c8627 2675enabled spic && enable pic
b24dbcbd 2676
7483e694 2677# OS specific
4f854758 2678case $target_os in
a1629e28 2679 haiku)
63ae7e7c 2680 prefix_default="/boot/common"
108caaaa 2681 network_extralibs="-lnetwork"
f59c4bd6 2682 host_libs=
a1629e28 2683 ;;
7483e694 2684 sunos)
4d58e4cb 2685 AVSERVERLDFLAGS=""
9987769a 2686 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2687 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2688 network_extralibs="-lsocket -lnsl"
779222db 2689 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2690 # When using suncc to build, the Solaris linker will mark
2691 # an executable with each instruction set encountered by
2692 # the Solaris assembler. As our libraries contain their own
2693 # guards for processor-specific code, instead suppress
2694 # generation of the HWCAPS ELF section on Solaris x86 only.
2695 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2696 nm_default='nm -P -g'
7483e694
DB
2697 ;;
2698 netbsd)
a1e4b3f6 2699 disable symver
07a8eef6
MR
2700 oss_indev_extralibs="-lossaudio"
2701 oss_outdev_extralibs="-lossaudio"
7483e694 2702 ;;
d488c3bc 2703 openbsd|bitrig)
7c4a001a 2704 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2705 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2706 # however the generated executable will not do anything
2707 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2708 # Thus explicitly enable PIC here.
cd78208b 2709 enable pic
a1e4b3f6 2710 disable symver
7483e694 2711 SHFLAGS='-shared'
d5683aba
BS
2712 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2713 SLIB_INSTALL_LINKS=
07a8eef6
MR
2714 oss_indev_extralibs="-lossaudio"
2715 oss_outdev_extralibs="-lossaudio"
7483e694 2716 ;;
a1e4b3f6 2717 dragonfly)
a1e4b3f6
MR
2718 disable symver
2719 ;;
2720 freebsd)
7483e694
DB
2721 ;;
2722 bsd/os)
355d81df 2723 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2724 ;;
2725 darwin)
301ab19d 2726 gas="gas-preprocessor.pl $cc"
e08b8239 2727 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2728 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2729 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2730 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2731 SLIBSUF=".dylib"
2732 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2733 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2734 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2735 objformat="macho"
1b0f6fb8 2736 enabled x86_64 && objformat="macho64"
8dfa86f7 2737 enabled_any pic shared ||
2704bd1a 2738 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2739 ;;
2740 mingw32*)
9d3f4f50 2741 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2742 disable network
2743 else
2744 target_os=mingw32
2745 fi
dcc01c06 2746 LIBTARGET=i386
1fc9fb8a 2747 if enabled x86_64; then
417516f6 2748 LIBTARGET="i386:x86-64"
336cc1b0 2749 elif enabled arm; then
15c5156d 2750 LIBTARGET=arm-wince
dcc01c06 2751 fi
fbd971a4 2752 shlibdir_default="$bindir_default"
7483e694
DB
2753 SLIBPREF=""
2754 SLIBSUF=".dll"
7483e694
DB
2755 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2756 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2757 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2758 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2759 SLIB_INSTALL_LINKS=
2760 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2761 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2762 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2763 objformat="win32"
ec10a9ab 2764 dlltool="${cross_prefix}dlltool"
a3222470 2765 ranlib=:
bc574408 2766 enable dos_paths
5666a9f2 2767 add_cppflags -U__STRICT_ANSI__
7483e694 2768 ;;
53e8cd68 2769 win32|win64)
d66c52c2
MS
2770 if enabled shared; then
2771 # Link to the import library instead of the normal static library
2772 # for shared libs.
2773 LD_LIB='%.lib'
2774 # Cannot build shared and static libraries at the same time with
2775 # MSVC.
2776 disable static
2777 fi
2778 shlibdir_default="$bindir_default"
2779 SLIBPREF=""
2780 SLIBSUF=".dll"
2781 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2782 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2783 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2784 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2785 SLIB_INSTALL_LINKS=
2786 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2787 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2788 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2789 objformat="win32"
2790 ranlib=:
2791 enable dos_paths
2792 ;;
7483e694 2793 cygwin*)
4f854758 2794 target_os=cygwin
fbd971a4 2795 shlibdir_default="$bindir_default"
7483e694
DB
2796 SLIBPREF="cyg"
2797 SLIBSUF=".dll"
2798 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2799 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2800 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2801 SLIB_INSTALL_LINKS=
2802 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2803 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2804 objformat="win32"
bc574408 2805 enable dos_paths
a7a187a1 2806 add_cppflags -U__STRICT_ANSI__
7483e694 2807 ;;
4f365f37 2808 *-dos|freedos|opendos)
4f365f37 2809 network_extralibs="-lsocket"
ff1c015d 2810 objformat="coff"
bc574408 2811 enable dos_paths
a7a187a1 2812 add_cppflags -U__STRICT_ANSI__
4f365f37 2813 ;;
7483e694 2814 linux)
046f081b 2815 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2816 enable dv1394
2817 ;;
2818 irix*)
4f854758 2819 target_os=irix
7483e694
DB
2820 ranlib="echo ignoring ranlib"
2821 ;;
d22e8442 2822 os/2*)
d22e8442 2823 ln_s="cp -f"
9297f1ed 2824 objformat="aout"
e14574eb 2825 add_cppflags -D_GNU_SOURCE
355d81df 2826 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2827 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2828 AVSERVERLDFLAGS=""
287d3b13 2829 LIBSUF="_s.a"
d22e8442
DY
2830 SLIBPREF=""
2831 SLIBSUF=".dll"
2832 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2833 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2834 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2835 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2836 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2837 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2838 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2839 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2840 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2841 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2842 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2843 enable dos_paths
d22e8442 2844 ;;
83993c1c 2845 gnu/kfreebsd)
c1f54478 2846 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2847 ;;
34e82167 2848 gnu)
f60d1366 2849 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2850 ;;
d33ed7b3
MR
2851 qnx)
2852 add_cppflags -D_QNX_SOURCE
2853 network_extralibs="-lsocket"
2854 ;;
1c69c79f
MS
2855 symbian)
2856 SLIBSUF=".dll"
2857 enable dos_paths
e3bc07f4
MS
2858 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2859 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2860 add_ldflags -Wl,--target1-abs,--no-undefined \
2861 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2862 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2863 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2864 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2865 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2866 ;;
fdd66609
MR
2867 osf1)
2868 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2869 AVSERVERLDFLAGS=
2870 ;;
741a8b72
MR
2871 minix)
2872 ;;
614d8911
MR
2873 none)
2874 ;;
7483e694 2875 *)
4f924f9a 2876 die "Unknown OS '$target_os'."
7483e694
DB
2877 ;;
2878esac
2879
b797f3c4
MR
2880# determine libc flavour
2881
2882if check_cpp_condition features.h "defined __UCLIBC__"; then
2883 libc_type=uclibc
2884elif check_cpp_condition features.h "defined __GLIBC__"; then
2885 libc_type=glibc
2886elif check_header _mingw.h; then
2887 libc_type=mingw
2888 check_cpp_condition _mingw.h \
2889 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2890 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2891 die "ERROR: MinGW runtime version must be >= 3.15."
2892elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2893 libc_type=newlib
4fa661a8
RB
2894elif check_func_headers stdlib.h _get_doserrno; then
2895 libc_type=msvcrt
84e65c76
MR
2896 add_compat strtod.o strtod=avpriv_strtod
2897 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2898 _snprintf=avpriv_snprintf \
2899 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2900elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2901 libc_type=klibc
2902fi
2903
2904test -n "$libc_type" && enable $libc_type
2905
5ab432fa
MR
2906# hacks for compiler/libc/os combinations
2907
2908if enabled_all tms470 glibc; then
b6f8d635 2909 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2910 add_cppflags -D__USER_LABEL_PREFIX__=
2911 add_cppflags -D__builtin_memset=memset
2912 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2913 add_cflags -pds=48 # incompatible redefinition of macro
2914fi
2915
6555acad
MR
2916esc(){
2917 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2918}
2919
2920echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2921
13cb2187
AS
2922check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2923
c9d19248 2924set_default $PATHS_LIST
2a8a860a 2925set_default nm
c9d19248 2926
320d060a 2927# we need to build at least one lib type
93b3c083 2928if ! enabled_any static shared; then
320d060a
DB
2929 cat <<EOF
2930At least one library type must be built.
2931Specify --enable-static to build the static libraries or --enable-shared to
2932build the shared libraries as well. To only build the shared libraries specify
2933--disable-static in addition to --enable-shared.
2934EOF
2935 exit 1;
2936fi
2937
2184c6f7 2938die_license_disabled() {
4c27207c 2939 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2940}
2941
e417d80d 2942die_license_disabled gpl libcdio
2184c6f7 2943die_license_disabled gpl libx264
de295976 2944die_license_disabled gpl libxavs
2184c6f7 2945die_license_disabled gpl libxvid
2184c6f7
DB
2946die_license_disabled gpl x11grab
2947
2f7ae63b 2948die_license_disabled nonfree libfaac
87246953 2949die_license_disabled nonfree libfdk_aac
a060866f 2950die_license_disabled nonfree openssl
b2e3c528 2951
0b175caa
DB
2952die_license_disabled version3 libopencore_amrnb
2953die_license_disabled version3 libopencore_amrwb
d89e738a 2954die_license_disabled version3 libvo_aacenc
f502ff3f 2955die_license_disabled version3 libvo_amrwbenc
0b175caa 2956
9cad0e4e 2957enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2958
40617a6d 2959disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2960
e276d9e8
MR
2961enable_pic() {
2962 enable pic
bce7b696
MR
2963 add_cppflags -DPIC
2964 add_cflags -fPIC
2965 add_asflags -fPIC
e276d9e8
MR
2966}
2967
2968enabled pic && enable_pic
bce7b696 2969
b4d96ba2
MR
2970check_cc <<EOF || die "Symbol mangling check failed."
2971int ff_extern;
2972EOF
2a8a860a 2973sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2974extern_prefix=${sym%%ff_extern*}
2975
afb5ed55 2976check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
2977void foo(void) { __asm__ volatile ("" ::); }
2978EOF
61d251db 2979
df5e3978
MR
2980_restrict=
2981for restrict_keyword in restrict __restrict__ __restrict; do
2982 check_cc <<EOF && _restrict=$restrict_keyword && break
2983void foo(char * $restrict_keyword p);
2984EOF
2985done
2986
2987check_cc <<EOF && enable attribute_packed
2988struct { int x; } __attribute__((packed)) x;
2989EOF
2990
dffb41b9
MR
2991check_cc <<EOF && enable attribute_may_alias
2992union { int x; } __attribute__((may_alias)) x;
2993EOF
2994
df5e3978
MR
2995check_cc <<EOF || die "endian test failed"
2996unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2997EOF
48fc536a 2998od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2999
e939cedd
MR
3000if enabled alpha; then
3001
3002 check_cflags -mieee
3003
3004elif enabled arm; then
e45391bb 3005
8986fddc 3006 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3007 nogas=die
50fa82e6 3008
44caaa56
MR
3009 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3010 enable vfp_args
3011 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3012 case "${cross_prefix:-$cc}" in
3013 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3014 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3015__asm__ (".eabi_attribute 28, 1");
3016int main(void) { return 0; }
3017EOF
44caaa56
MR
3018 esac
3019 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3020 fi
fa0912fe 3021
575db883
DB
3022 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3023 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3024 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3025 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3026 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3027 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3028
575db883
DB
3029 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3030 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3031
e276d9e8
MR
3032 enabled_all armv6t2 shared !pic && enable_pic
3033
fa0912fe 3034elif enabled mips; then
e45391bb 3035
575db883 3036 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3037
fa0912fe 3038elif enabled ppc; then
e45391bb 3039
e6a0c354
MR
3040 enable local_aligned_8 local_aligned_16
3041
575db883
DB
3042 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3043 check_inline_asm ibm_asm '"add 0, 0, 0"'
3044 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3045 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3046
3047 # AltiVec flags: The FSF version of GCC differs from the Apple version
3048 if enabled altivec; then
301ab19d 3049 nogas=warn
fa0912fe
MR
3050 check_cflags -maltivec -mabi=altivec &&
3051 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3052 check_cflags -faltivec
3053
3054 # check if our compiler supports Motorola AltiVec C API
3055 check_cc <<EOF || disable altivec
3056$inc_altivec_h
3057int main(void) {
20bcce50
MR
3058 vector signed int v1 = (vector signed int) { 0 };
3059 vector signed int v2 = (vector signed int) { 1 };
3060 v1 = vec_add(v1, v2);
fa0912fe
MR
3061 return 0;
3062}
3063EOF
3064
20bcce50 3065 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3066 fi
e45391bb 3067
fa0912fe 3068elif enabled sparc; then
e45391bb 3069
575db883
DB
3070 enabled vis &&
3071 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
f69f51b3 3072 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 3073
fa0912fe 3074elif enabled x86; then
e45391bb 3075
8e85ba8d
DB
3076 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3077
f80ddd5b
RB
3078 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3079
e6a0c354
MR
3080 enable local_aligned_8 local_aligned_16
3081
44965991
PI
3082 # check whether EBP is available on x86
3083 # As 'i' is stored on the stack, this program will crash
3084 # if the base pointer is used to access it because the
3085 # base pointer is cleared in the inline assembly code.
7dfef245 3086 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3087volatile int i=0;
3088__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3089return i;
44965991
PI
3090EOF
3091
f494213c 3092 # check whether EBX is available on x86
575db883
DB
3093 check_inline_asm ebx_available '""::"b"(0)' &&
3094 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3095
6f74fb03 3096 # check whether xmm clobbers are supported
575db883 3097 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3098
239fdf1b 3099 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3100 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3101 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3102
9cca1e40 3103 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3104 if check_cmd $yasmexe --version; then
3105 enabled x86_64 && yasm_extra="-m amd64"
3106 yasm_debug="-g dwarf2"
3107 elif check_cmd nasm -v; then
3108 yasmexe=nasm
3109 yasm_debug="-g -F dwarf"
3110 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3111 fi
3112
3113 YASMFLAGS="-f $objformat $yasm_extra"
3114 enabled pic && append YASMFLAGS "-DPIC"
3115 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3116 case "$objformat" in
3117 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3118 esac
3119
48545a8f 3120 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 3121 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59
DB
3122 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
3123 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3124 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3125 fi
e45391bb 3126
669b5583
MR
3127 case "$cpu" in
3128 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3129 disable fast_clz
3130 ;;
3131 esac
3132
44965991
PI
3133fi
3134
301ab19d
MR
3135if enabled asm; then
3136 as=${gas:=$as}
575db883 3137 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3138 $nogas "GNU assembler not found, install gas-preprocessor"
3139fi
3140
4a7e068b
MR
3141check_ldflags -Wl,--as-needed
3142
a98bb16d
RP
3143if check_func dlopen; then
3144 ldl=
3145elif check_func dlopen -ldl; then
3146 ldl=-ldl
8bf5d58f
MN
3147fi
3148
54fe299b
DV
3149if enabled network; then
3150 check_type "sys/types.h sys/socket.h" socklen_t
3151 check_type netdb.h "struct addrinfo"
75d339e0
MS
3152 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3153 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3154 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3155 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3156 check_type poll.h "struct pollfd"
54fe299b
DV
3157 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3158 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3159 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3160 check_func getaddrinfo $network_extralibs
54fe299b
DV
3161 # Prefer arpa/inet.h over winsock2
3162 if check_header arpa/inet.h ; then
3163 check_func closesocket
3164 elif check_header winsock2.h ; then
47876d66
DB
3165 check_func_headers winsock2.h closesocket -lws2 &&
3166 network_extralibs="-lws2" ||
3167 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3168 network_extralibs="-lws2_32"; }
f06dee77 3169 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3170 check_type ws2tcpip.h socklen_t
3171 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3172 check_type ws2tcpip.h "struct group_source_req"
3173 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3174 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3175 check_type winsock2.h "struct pollfd"
54fe299b
DV
3176 check_type ws2tcpip.h "struct sockaddr_in6"
3177 check_type ws2tcpip.h "struct sockaddr_storage"
3178 check_struct winsock2.h "struct sockaddr" sa_len
3179 else
3180 disable network
3181 fi
3182fi
3183
75ecf149
DB
3184# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3185check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3186
534a2231 3187check_func fcntl
7483e694
DB
3188check_func fork
3189check_func gethrtime
667fb97a 3190check_func getopt
7483e694 3191check_func getrusage
fc5607f8 3192check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3193check_func gettimeofday
094c09bb 3194check_func inet_aton $network_extralibs
abfc8d05 3195check_func isatty
a5b64584 3196check_func localtime_r
4ae40685 3197check_func ${malloc_prefix}memalign && enable memalign
7483e694 3198check_func mkstemp
0328b9ea 3199check_func mmap
e98b02de 3200check_func mprotect
4ae40685 3201check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3202check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3203check_func setrlimit
87958234 3204check_func strerror_r
6379900c 3205check_func strptime
47941088 3206check_func strtok_r
ea4d5f48 3207check_func sched_getaffinity
bcc73960 3208check_func sysconf
b9e22269 3209check_func sysctl
d3d3a32c 3210check_func usleep
b507ebd1 3211check_func_headers io.h setmode
b4675d0f 3212check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
1093383d 3213check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
fc5607f8 3214check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3215check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3216check_func_headers windows.h GetProcessTimes
61183b5a 3217check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3218check_func_headers windows.h MapViewOfFile
d3d3a32c 3219check_func_headers windows.h Sleep
7c5bfe7a 3220check_func_headers windows.h VirtualAlloc
6ffa87d3 3221
ca6b544a 3222check_header direct.h
a98bb16d 3223check_header dlfcn.h
fa845061 3224check_header dxva.h
92c6a099 3225check_header dxva2api.h
3b1ab197 3226check_header io.h
a98bb16d 3227check_header malloc.h
bf6ce82d 3228check_header poll.h
b58412f1 3229check_header sys/mman.h
06bb5905 3230check_header sys/param.h
b091aa44 3231check_header sys/resource.h
bf6ce82d 3232check_header sys/select.h
e64bceea 3233check_header sys/time.h
542920b7 3234check_header unistd.h
272081b0
CEH
3235check_header vdpau/vdpau.h
3236check_header vdpau/vdpau_x11.h
d3d3a32c 3237check_header windows.h
68178ca9 3238check_header X11/extensions/XvMClib.h
a98bb16d 3239
a4fa192c 3240disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3241disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3242
ff3755cb
JG
3243if ! disabled w32threads && ! enabled pthreads; then
3244 check_func _beginthreadex && enable w32threads
3245fi
3246
57bd82d4
MR
3247# check for some common methods of building with pthread support
3248# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3249if ! disabled pthreads && ! enabled w32threads; then
3250 enable pthreads
9e7fd101
MR
3251 if check_func pthread_create; then
3252 :
3253 elif check_func pthread_create -pthread; then
3254 add_cflags -pthread
afc9aee2 3255 add_extralibs -pthread
9e7fd101
MR
3256 elif check_func pthread_create -pthreads; then
3257 add_cflags -pthreads
afc9aee2 3258 add_extralibs -pthreads
8d94f606
GT
3259 elif check_func pthread_create -lpthreadGC2; then
3260 add_extralibs -lpthreadGC2
9e7fd101 3261 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3262 disable pthreads
9e7fd101 3263 fi
57bd82d4
MR
3264fi
3265
8eee7025 3266for thread in $THREADS_LIST; do
e5f94c2b 3267 if enabled $thread; then
3ae3b721
RP
3268 test -n "$thread_type" &&
3269 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3270 thread_type="$thread"
e5f94c2b
RP
3271 fi
3272done
3273
50f7c296 3274check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3275enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3276
79042ab3
DB
3277for func in $MATH_FUNCS; do
3278 check_mathfunc $func
3279done
f32adb22 3280
57bd82d4 3281# these are off by default, so fail if requested and not available
a1b3c5a3 3282enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3283enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3284enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3285enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3286enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac