network: use getservbyport() only if available
[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
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
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]
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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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253 --disable-sse2 disable SSE2 optimizations
254 --disable-sse3 disable SSE3 optimizations
06454877 255 --disable-ssse3 disable SSSE3 optimizations
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256 --disable-sse4 disable SSE4 optimizations
257 --disable-sse42 disable SSE4.2 optimizations
87f1355f 258 --disable-avx disable AVX optimizations
79687079 259 --disable-fma4 disable FMA4 optimizations
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260 --disable-armv5te disable armv5te optimizations
261 --disable-armv6 disable armv6 optimizations
262 --disable-armv6t2 disable armv6t2 optimizations
263 --disable-armvfp disable ARM VFP optimizations
5ea20630 264 --disable-neon disable NEON optimizations
06454877 265 --disable-vis disable VIS optimizations
afb5ed55 266 --disable-inline-asm disable use of inline assembler
06454877 267 --disable-yasm disable use of yasm assembler
06454877 268
070c5d0f 269Developer options (useful when working on Libav itself):
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270 --disable-debug disable debugging symbols
271 --enable-debug=LEVEL set the debug level [$debuglevel]
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272 --disable-optimizations disable compiler optimizations
273 --enable-extra-warnings enable more compiler warnings
52b3cc60 274 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 275 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
276 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
277 should be used only for debugging purposes)
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278 --enable-random randomly enable/disable components
279 --disable-random
280 --enable-random=LIST randomly enable/disable specific components or
281 --disable-random=LIST component groups. LIST is a comma-separated list
282 of NAME[:PROB] entries where NAME is a component
283 (group) and PROB the probability associated with
284 NAME (default 0.5).
285 --random-seed=VALUE seed value for --enable/disable-random
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286
287NOTE: Object files are built at the place where configure is launched.
288EOF
60e8bc13 289 exit 0
74c53c2d 290}
cf9d24ad 291
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292quotes='""'
293
57bd82d4 294log(){
2270b4b2 295 echo "$@" >> $logfile
57bd82d4
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296}
297
720c69da 298log_file(){
c8e9f801 299 log BEGIN $1
2270b4b2 300 pr -n -t $1 >> $logfile
c8e9f801
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301 log END $1
302}
303
2ba042a7 304echolog(){
c8e9f801 305 log "$@"
57bd82d4 306 echo "$@"
2ba042a7
MR
307}
308
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309warn(){
310 log "WARNING: $*"
311 WARNINGS="${WARNINGS}WARNING: $*\n"
312}
313
2ba042a7
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314die(){
315 echolog "$@"
316 cat <<EOF
d326cf7f 317
2ba042a7 318If you think configure made a mistake, make sure you are using the latest
4a6a21f5 319version from Git. If the latest version fails, report the problem to the
070c5d0f 320libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 321EOF
e155a21a 322 if disabled logging; then
2ba042a7 323 cat <<EOF
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DB
324Rerun configure with logging enabled (do not use --disable-logging), and
325include the log this produces with your report.
2ba042a7
MR
326EOF
327 else
f69f51b3 328 cat <<EOF
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329Include the log file "$logfile" produced by configure as this will help
330solving the problem.
2ba042a7
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331EOF
332 fi
57bd82d4
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333 exit 1
334}
335
6c6007d6 336# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 337toupper(){
6c6007d6 338 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
339}
340
4a5444db 341tolower(){
6c6007d6 342 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
343}
344
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345c_escape(){
346 echo "$*" | sed 's/["\\]/\\\0/g'
347}
348
b04251c5
MR
349sh_quote(){
350 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 351 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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352 echo "$v"
353}
354
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MR
355cleanws(){
356 echo "$@" | 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
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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
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MR
375map(){
376 m=$1
377 shift
e0e335a0 378 for v; do eval $m; done
36e2dea0
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379}
380
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DB
381add_suffix(){
382 suffix=$1
383 shift
384 for v; do echo ${v}${suffix}; done
385}
386
a8d04fba
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387set_all(){
388 value=$1
389 shift
390 for var in $*; do
391 eval $var=$value
392 done
393}
394
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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
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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(){
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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
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478enable_deep_weak(){
479 do_enable_deep $*
480 enable_weak $*
481}
482
57bd82d4 483enabled(){
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MR
484 test "${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
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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 $opt && return 0
514 done
f7b230a7 515 return 1
85bca2c5
DB
516}
517
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518set_default(){
519 for opt; do
88268e94 520 eval : \${$opt:=\$${opt}_default}
c9d19248
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521 done
522}
523
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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#!}"
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536 enabled ${cfg}_checking && die "Circular dependency for $cfg."
537 disabled ${cfg}_checking && continue
538 enable ${cfg}_checking
539
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540 eval dep_all="\$${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
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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 $dep_ifn
549 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 550
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551 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
552 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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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
c3e73100 1193 getservbyport
61183b5a 1194 gettimeofday
a49d3025 1195 gnu_as
2f0c136e 1196 ibm_asm
2e1913b1 1197 inet_aton
3b1ab197 1198 io_h
abfc8d05 1199 isatty
8772997d 1200 jack_port_get_latency_range
9f5ff83f 1201 ldbrx
0b4a1821
AS
1202 libdc1394_1
1203 libdc1394_2
d96cd429
MR
1204 local_aligned_16
1205 local_aligned_8
a5b64584 1206 localtime_r
85dd97ad 1207 loongson
f8aa696f
DB
1208 machine_ioctl_bt848_h
1209 machine_ioctl_meteor_h
c88f5d72 1210 malloc_h
73f6d31e 1211 MapViewOfFile
c88f5d72 1212 memalign
6ffa87d3 1213 mkstemp
f80ddd5b 1214 mm_empty
0328b9ea 1215 mmap
e98b02de 1216 mprotect
4fa661a8 1217 msvcrt
d3d3a32c 1218 nanosleep
3e0b1c9a 1219 poll_h
1f91cdce 1220 posix_memalign
07b28702 1221 rdtsc
ea4d5f48 1222 sched_getaffinity
c88f5d72
MR
1223 sdl
1224 sdl_video_size
b507ebd1 1225 setmode
3e0b1c9a 1226 setrlimit
d3d3a32c 1227 Sleep
15d59d2c 1228 sndio_h
72be9e73 1229 socklen_t
deb29777 1230 soundcard_h
87958234 1231 strerror_r
6379900c 1232 strptime
47941088 1233 strtok_r
c0018613 1234 struct_addrinfo
75d339e0
MS
1235 struct_group_source_req
1236 struct_ip_mreq_source
b4d68544 1237 struct_ipv6_mreq
cdee08e3 1238 struct_pollfd
3e0b1c9a 1239 struct_rusage_ru_maxrss
b4d68544 1240 struct_sockaddr_in6
3b2372bf 1241 struct_sockaddr_sa_len
33a4dbdd 1242 struct_sockaddr_storage
a6a4793d 1243 struct_v4l2_frmivalenum_discrete
b462d132 1244 symver_asm_label
3e0b1c9a 1245 symver_gnu_asm
bcc73960 1246 sysconf
b9e22269 1247 sysctl
b58412f1 1248 sys_mman_h
06bb5905 1249 sys_param_h
b091aa44 1250 sys_resource_h
81644c2e 1251 sys_select_h
deb29777 1252 sys_soundcard_h
e64bceea 1253 sys_time_h
1b6e8b73 1254 sys_videoio_h
b265431e 1255 threads
542920b7 1256 unistd_h
d3d3a32c 1257 usleep
ce742de2 1258 vfp_args
7c5bfe7a 1259 VirtualAlloc
d3d3a32c 1260 windows_h
6ff3f3e7 1261 winsock2_h
cc078b5d 1262 xform_asm
6f74fb03 1263 xmm_clobbers
0cb78cef 1264"
44161118 1265
b6bb00b0
MR
1266# options emitted with CONFIG_ prefix but not available on command line
1267CONFIG_EXTRA="
87849592 1268 aandcttables
bfe9f48a 1269 ac3dsp
dc4f5a1c 1270 avutil
c292f6a2 1271 error_resilience
bfe9f48a 1272 gcrypt
478fd534 1273 golomb
9cad0e4e 1274 gplv3
478fd534
DB
1275 h264chroma
1276 h264dsp
1277 h264pred
915a2a0a 1278 h264qpel
478fd534 1279 huffman
9cad0e4e 1280 lgplv3
478fd534 1281 lpc
1e164c0b 1282 mpegaudio
bfe9f48a 1283 mpegaudiodsp
18bbca1f 1284 mpegvideo
ad08dfd5 1285 mpegvideoenc
bfe9f48a 1286 nettle
f704a079 1287 rangecoder
bfe9f48a
DB
1288 rtpdec
1289 sinewin
ab9f9876 1290 vp3dsp
b6bb00b0
MR
1291"
1292
520cc7f1 1293CMDLINE_SELECT="
3f5b56e5 1294 $ARCH_EXT_LIST
520cc7f1 1295 $CONFIG_LIST
fd712a55 1296 $HAVE_LIST_CMDLINE
8eee7025 1297 $THREADS_LIST
c8a4ae00 1298 asm
db6107b6 1299 cross_compile
520cc7f1
MR
1300 debug
1301 extra_warnings
8c6afa4d 1302 logging
65d12900 1303 lto
d2bbb2f7 1304 optimizations
520cc7f1 1305"
426be5dc
DB
1306
1307PATHS_LIST='
d156bede 1308 bindir
14a8acf1 1309 datadir
26759c44
MR
1310 incdir
1311 libdir
26759c44
MR
1312 mandir
1313 prefix
1314 shlibdir
426be5dc
DB
1315'
1316
1317CMDLINE_SET="
1318 $PATHS_LIST
121d78d0 1319 ar
426be5dc 1320 arch
313c46a6 1321 as
426be5dc
DB
1322 build_suffix
1323 cc
1324 cpu
1325 cross_prefix
50567afa 1326 dep_cc
ac63af34 1327 extra_version
9da6609f
MR
1328 host_cc
1329 host_cflags
095792f2 1330 host_ld
9da6609f
MR
1331 host_ldflags
1332 host_libs
82bb3329 1333 host_os
684b28e0 1334 ld
426be5dc 1335 logfile
4ae40685 1336 malloc_prefix
89641463 1337 nm
9cd7b854 1338 optflags
3f8040db 1339 pkg_config
154caa67 1340 random_seed
2fad0977 1341 samples
c5200f17
MR
1342 sysinclude
1343 sysroot
a7ada2ba 1344 target_exec
26759c44 1345 target_os
a7ada2ba 1346 target_path
aeeb782c 1347 toolchain
426be5dc 1348"
520cc7f1 1349
89f2932b
MR
1350CMDLINE_APPEND="
1351 extra_cflags
1352"
1353
912f3148
DB
1354# code dependency declarations
1355
9eeed841 1356# architecture extensions
808fa33c 1357
a2fc0f6a
MR
1358armv5te_deps="arm"
1359armv6_deps="arm"
ab5cb084 1360armv6t2_deps="arm"
a2fc0f6a 1361armvfp_deps="arm"
808fa33c 1362neon_deps="arm"
93eb8e4d 1363vfpv3_deps="armvfp"
808fa33c 1364
808fa33c
MR
1365altivec_deps="ppc"
1366ppc4xx_deps="ppc"
1367
1368vis_deps="sparc"
1369
7f8c3d1f 1370x86_64_suggest="cmov fast_cmov"
50cd43f2 1371
808fa33c
MR
1372amd3dnow_deps="mmx"
1373amd3dnowext_deps="amd3dnow"
9eeed841 1374mmx_deps="x86"
239fdf1b 1375mmxext_deps="mmx"
50cd43f2
DB
1376sse_deps="mmxext"
1377sse2_deps="sse"
1378sse3_deps="sse2"
1379ssse3_deps="sse3"
1380sse4_deps="ssse3"
1381sse42_deps="sse4"
1382avx_deps="sse42"
79687079 1383fma4_deps="avx"
9eeed841 1384
43b73d59
DB
1385mmx_external_deps="yasm"
1386mmx_inline_deps="inline_asm"
1387mmx_suggest="mmx_external mmx_inline"
1388
1389for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1390 eval dep=\$${ext}_deps
1391 eval ${ext}_external_deps='"${dep}_external"'
1392 eval ${ext}_inline_deps='"${dep}_inline"'
1393 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1394done
1395
59782b82 1396aligned_stack_if_any="ppc x86"
e939cedd 1397fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1398fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1399fast_unaligned_if_any="armv6 ppc x86"
669b5583 1400
6fec122a 1401inline_asm_deps="!tms470"
3e0b1c9a 1402need_memalign="altivec neon sse"
89e053f8 1403
b462d132
MR
1404symver_if_any="symver_asm_label symver_gnu_asm"
1405
88a35699
MS
1406log2_deps="!msvcrt"
1407
26fbcc85 1408# subsystems
dc609252 1409dct_select="rdft"
26fbcc85
MR
1410mdct_select="fft"
1411rdft_select="fft"
1e164c0b 1412mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1413mpegaudiodsp_select="dct"
ad08dfd5 1414mpegvideoenc_select="mpegvideo"
26fbcc85 1415
5666fd73 1416# decoders / encoders / hardware accelerators
cfc2a0cf 1417aac_decoder_select="mdct sinewin"
4538729a 1418aac_encoder_select="mdct sinewin"
136e19e1 1419aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1420ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1421ac3_encoder_select="mdct ac3dsp"
3d269059 1422ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1423alac_encoder_select="lpc"
b781cc12 1424amrnb_decoder_select="lsp"
2b2a597e 1425amrwb_decoder_select="lsp"
4538729a 1426atrac1_decoder_select="mdct sinewin"
26fbcc85 1427atrac3_decoder_select="mdct"
a33657ce
DB
1428binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1429binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1430cavs_decoder_select="golomb mpegvideo"
4538729a 1431cook_decoder_select="mdct sinewin"
2eef7c62 1432cscd_decoder_suggest="zlib"
26fbcc85 1433dca_decoder_select="mdct"
ad08dfd5 1434dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1435dxa_decoder_select="zlib"
baf91bb9 1436eac3_decoder_select="ac3_decoder"
4264a0dd 1437eac3_encoder_select="ac3_encoder"
69804535 1438eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1439eatgq_decoder_select="aandcttables"
c292f6a2 1440eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1441ffv1_decoder_select="golomb rangecoder"
1442ffv1_encoder_select="rangecoder"
5a582bd3 1443ffvhuff_encoder_select="huffman"
4f034993 1444flac_decoder_select="golomb"
f4d608e3 1445flac_encoder_select="golomb lpc"
2eef7c62
AJ
1446flashsv_decoder_select="zlib"
1447flashsv_encoder_select="zlib"
c2d23309 1448flashsv2_decoder_select="zlib"
4414137e 1449flv_decoder_select="h263_decoder"
4d4b4bd1 1450flv_encoder_select="h263_encoder"
3447f12d 1451fraps_decoder_select="huffman"
c292f6a2 1452h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1453h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1454h263_decoder_select="error_resilience h263_parser mpegvideo"
1455h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1456h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1457h263i_decoder_select="h263_decoder"
fe629c2d 1458h263p_encoder_select="h263_encoder"
c292f6a2 1459h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1460h264_dxva2_hwaccel_deps="dxva2api_h"
1461h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1462h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1463h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1464h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1465huffyuv_encoder_select="huffman"
19be0f3c 1466iac_decoder_select="fft mdct sinewin"
56c8227d 1467imc_decoder_select="fft mdct sinewin"
4f034993
MR
1468jpegls_decoder_select="golomb"
1469jpegls_encoder_select="golomb"
ad08dfd5 1470ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1471loco_decoder_select="golomb"
c292f6a2 1472mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1473mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1474mlp_decoder_select="mlp_parser"
1e164c0b
DB
1475mp1_decoder_select="mpegaudio"
1476mp1float_decoder_select="mpegaudio"
1477mp2_decoder_select="mpegaudio"
1478mp2float_decoder_select="mpegaudio"
1479mp3_decoder_select="mpegaudio"
1480mp3adu_decoder_select="mpegaudio"
1481mp3adufloat_decoder_select="mpegaudio"
1482mp3float_decoder_select="mpegaudio"
1483mp3on4_decoder_select="mpegaudio"
1484mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1485mpc7_decoder_select="mpegaudiodsp"
1486mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1487mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1488mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1489mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1490mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1491mpeg1video_decoder_select="error_resilience mpegvideo"
1492mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1493mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1494mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1495mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1496mpeg2video_decoder_select="error_resilience mpegvideo"
1497mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1498mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1499mpeg4_encoder_select="h263_encoder"
95a61cfc 1500mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1501mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1502msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1503msmpeg4v1_encoder_select="h263_encoder"
4414137e 1504msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1505msmpeg4v2_encoder_select="h263_encoder"
4414137e 1506msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1507msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1508mss2_decoder_select="vc1_decoder"
4538729a
MR
1509nellymoser_decoder_select="mdct sinewin"
1510nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1511png_decoder_select="zlib"
1512png_encoder_select="zlib"
b781cc12 1513qcelp_decoder_select="lsp"
c4f5c2d6 1514qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1515ra_144_encoder_select="lpc"
9f43fdda 1516ralf_decoder_select="golomb"
a8beb22f 1517rv10_decoder_select="h263_decoder"
b2bf38b4 1518rv10_encoder_select="h263_encoder"
a8beb22f 1519rv20_decoder_select="h263_decoder"
b2bf38b4 1520rv20_encoder_select="h263_encoder"
c292f6a2
DB
1521rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1522rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1523shorten_decoder_select="golomb"
b781cc12 1524sipr_decoder_select="lsp"
f704a079
DB
1525snow_decoder_select="dwt rangecoder"
1526snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1527svq1_decoder_select="error_resilience mpegvideo"
1528svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1529svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1530svq3_decoder_suggest="zlib"
4eef77c1 1531theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1532tiff_decoder_suggest="zlib"
1533tiff_encoder_suggest="zlib"
aec09a00 1534truehd_decoder_select="mlp_decoder"
2eef7c62 1535tscc_decoder_select="zlib"
4538729a 1536twinvq_decoder_select="mdct lsp sinewin"
aa661113 1537utvideo_encoder_select="huffman"
915a2a0a 1538vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1539vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1540vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1541vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1542vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1543vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1544vorbis_decoder_select="mdct"
1545vorbis_encoder_select="mdct"
ab9f9876
MR
1546vp3_decoder_select="vp3dsp"
1547vp5_decoder_select="vp3dsp"
1548vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1549vp6a_decoder_select="vp6_decoder"
1550vp6f_decoder_select="vp6_decoder"
915a2a0a 1551vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1552wmapro_decoder_select="mdct sinewin"
1553wmav1_decoder_select="mdct sinewin"
1554wmav1_encoder_select="mdct sinewin"
1555wmav2_decoder_select="mdct sinewin"
1556wmav2_encoder_select="mdct sinewin"
1557wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1558wmv1_decoder_select="h263_decoder"
665507aa 1559wmv1_encoder_select="h263_encoder"
f95bfab0 1560wmv2_decoder_select="h263_decoder"
1746e2a9 1561wmv2_encoder_select="h263_encoder"
015f8ee0 1562wmv3_decoder_select="vc1_decoder"
f0f86627 1563wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1564wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1565wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1566wmv3image_decoder_select="wmv3_decoder"
0e714f88 1567zerocodec_decoder_select="zlib"
2eef7c62
AJ
1568zlib_decoder_select="zlib"
1569zlib_encoder_select="zlib"
1570zmbv_decoder_select="zlib"
1571zmbv_encoder_select="zlib"
30fd06be 1572
0afab17e 1573vaapi_deps="va_va_h"
ac3dbb4d 1574vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1575vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1576
28b80940 1577# parsers
c292f6a2
DB
1578h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1579mpeg4video_parser_select="error_resilience mpegvideo"
1580mpegvideo_parser_select="error_resilience mpegvideo"
1581vc1_parser_select="error_resilience mpegvideo"
28b80940 1582
912f3148 1583# external libraries
c9171a83 1584libfaac_encoder_deps="libfaac"
37eeb5e2 1585libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1586libgsm_decoder_deps="libgsm"
1587libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1588libgsm_ms_decoder_deps="libgsm"
1589libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1590libilbc_decoder_deps="libilbc"
1591libilbc_encoder_deps="libilbc"
1cc60c47 1592libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1593libopencore_amrnb_decoder_deps="libopencore_amrnb"
1594libopencore_amrnb_encoder_deps="libopencore_amrnb"
1595libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1596libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1597libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1598libopus_decoder_deps="libopus"
6cb8c854 1599libopus_encoder_deps="libopus"
f7cd9eed
AS
1600libschroedinger_decoder_deps="libschroedinger"
1601libschroedinger_encoder_deps="libschroedinger"
ae14f311 1602libspeex_decoder_deps="libspeex"
b606a017 1603libspeex_encoder_deps="libspeex"
150d2772 1604libtheora_encoder_deps="libtheora"
d89e738a 1605libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1606libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1607libvorbis_encoder_deps="libvorbis"
8299a7f8 1608libvpx_decoder_deps="libvpx"
ee0e9146 1609libvpx_encoder_deps="libvpx"
1cc60c47 1610libx264_encoder_deps="libx264"
de295976 1611libxavs_encoder_deps="libxavs"
1cc60c47 1612libxvid_encoder_deps="libxvid"
30fd06be 1613
912f3148 1614# demuxers / muxers
c2dd0e9e 1615ac3_demuxer_select="ac3_parser"
647c2356 1616asf_stream_muxer_select="asf_muxer"
4e622dea 1617avisynth_demuxer_deps="avisynth"
c2dd0e9e 1618dirac_demuxer_select="dirac_parser"
5b423887 1619eac3_demuxer_select="ac3_parser"
c2dd0e9e 1620flac_demuxer_select="flac_parser"
647c2356 1621ipod_muxer_select="mov_muxer"
647c2356 1622matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1623matroska_demuxer_suggest="zlib bzlib"
1624mov_demuxer_suggest="zlib"
c2dd0e9e 1625mp3_demuxer_select="mpegaudio_parser"
647c2356 1626mp4_muxer_select="mov_muxer"
18bbca1f 1627mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1628mpegtsraw_demuxer_select="mpegts_demuxer"
1629mxf_d10_muxer_select="mxf_muxer"
24ca518b 1630ogg_demuxer_select="golomb"
647c2356 1631psp_muxer_select="mov_muxer"
44594cc7 1632rtp_demuxer_select="sdp_demuxer"
18bbca1f 1633rtp_muxer_select="mpegvideo"
44b70ce5
MS
1634rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1635rtsp_demuxer_select="http_protocol rtpdec"
1636rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1637sap_demuxer_select="sdp_demuxer"
2aab70c4 1638sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1639sdp_demuxer_select="rtpdec"
e772f9fa 1640smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1641spdif_muxer_select="aac_parser"
647c2356
DB
1642tg2_muxer_select="mov_muxer"
1643tgp_muxer_select="mov_muxer"
6bdaa5f4 1644w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1645
1646# indevs / outdevs
38e54a75 1647alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1648alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1649bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1650dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1651fbdev_indev_deps="linux_fb_h"
38e54a75 1652jack_indev_deps="jack_jack_h"
e417d80d 1653libcdio_indev_deps="libcdio"
38e54a75 1654libdc1394_indev_deps="libdc1394"
38e54a75
SS
1655oss_indev_deps_any="soundcard_h sys_soundcard_h"
1656oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1657pulse_indev_deps="libpulse"
15d59d2c
B
1658sndio_indev_deps="sndio_h"
1659sndio_outdev_deps="sndio_h"
38e54a75 1660v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1661vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1662vfwcap_indev_extralibs="-lavicap32"
24f8961f 1663x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1664
912f3148 1665# protocols
acd554c1
SP
1666ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1667ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1668ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1669ffrtmphttp_protocol_deps="!librtmp_protocol"
1670ffrtmphttp_protocol_select="http_protocol"
3fff6382 1671gopher_protocol_deps="network"
c40e1757
JS
1672httpproxy_protocol_deps="network"
1673httpproxy_protocol_select="tcp_protocol"
c08fb000 1674http_protocol_deps="network"
279a0c97 1675http_protocol_select="tcp_protocol"
183baead 1676https_protocol_select="tls_protocol"
c3b57d6e
DB
1677librtmp_protocol_deps="librtmp"
1678librtmpe_protocol_deps="librtmp"
1679librtmps_protocol_deps="librtmp"
1680librtmpt_protocol_deps="librtmp"
1681librtmpte_protocol_deps="librtmp"
c60a2d70 1682mmsh_protocol_select="http_protocol"
b4cf3f6c 1683mmst_protocol_deps="network"
c3b57d6e 1684rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1685rtmp_protocol_select="tcp_protocol"
acd554c1 1686rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1687rtmps_protocol_deps="!librtmp_protocol"
1688rtmps_protocol_select="tls_protocol"
775c4d36 1689rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1690rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1691rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1692rtp_protocol_select="udp_protocol"
83c93fe7 1693sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1694tcp_protocol_deps="network"
558d192d
MS
1695tls_protocol_deps_any="openssl gnutls"
1696tls_protocol_select="tcp_protocol"
c08fb000
AB
1697udp_protocol_deps="network"
1698
6ebf0bfc 1699# filters
13fabd7a 1700blackframe_filter_deps="gpl"
ce6b6ef6 1701boxblur_filter_deps="gpl"
68b79bfc 1702cropdetect_filter_deps="gpl"
b157be1f 1703delogo_filter_deps="gpl"
a5b64584 1704drawtext_filter_deps="libfreetype"
2e5ff4d0 1705frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1706frei0r_filter_extralibs='$ldl'
a42bb9d6 1707frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1708frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1709hqdn3d_filter_deps="gpl"
d371e7b9 1710resample_filter_deps="avresample"
cf69ad35 1711ocv_filter_deps="libopencv"
2f296e39 1712scale_filter_deps="swscale"
acbac567 1713yadif_filter_deps="gpl"
6ebf0bfc 1714
5a0f7131
MR
1715# libraries
1716avdevice_deps="avcodec avformat"
1717avformat_deps="avcodec"
f7679c54 1718
912f3148 1719# programs
ce03b088
AK
1720avconv_deps="avcodec avfilter avformat avresample swscale
1721 aformat_filter asyncts_filter
1722 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1723avplay_deps="avcodec avformat swscale sdl"
1724avplay_select="rdft"
9e12f0bf 1725avprobe_deps="avcodec avformat"
b263bf66 1726avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1727avserver_extralibs='$ldl'
a2830dca 1728
c73f65d9 1729doc_deps="texi2html"
912f3148 1730
de6d9b64 1731# default parameters
8a608357 1732
19bd477d 1733logfile="config.log"
8a608357
MR
1734
1735# installation paths
c9d19248
MR
1736prefix_default="/usr/local"
1737bindir_default='${prefix}/bin'
6291d7e4 1738datadir_default='${prefix}/share/avconv'
c9d19248
MR
1739incdir_default='${prefix}/include'
1740libdir_default='${prefix}/lib'
1741mandir_default='${prefix}/share/man'
1742shlibdir_default="$libdir_default"
8a608357
MR
1743
1744# toolchain
121d78d0 1745ar_default="ar"
13c7df3d 1746cc_default="gcc"
9da6609f 1747host_cc_default="gcc"
11e6d03a 1748ln_s="ln -sf"
2a8a860a 1749nm_default="nm -g"
11e6d03a 1750objformat="elf"
3f8040db 1751pkg_config_default=pkg-config
be7109c1 1752ranlib="ranlib"
11e6d03a 1753yasmexe="yasm"
8a608357 1754
3e0b1c9a 1755nogas=":"
8182dc34 1756
8a608357 1757# machine
8d4c00ed 1758arch_default=$(uname -m)
38d0a8aa 1759cpu="generic"
8a608357 1760
8a608357 1761# OS
8d4c00ed
MR
1762target_os_default=$(tolower $(uname -s))
1763host_os=$target_os_default
8a608357 1764
8a608357 1765# configurable options
055c61b8
DB
1766enable $PROGRAM_LIST
1767
5a0f7131
MR
1768enable avcodec
1769enable avdevice
cccc039f 1770enable avfilter
5a0f7131 1771enable avformat
c8af852b 1772enable avresample
dc4f5a1c 1773enable avutil
3e0b1c9a
DB
1774enable swscale
1775
3e0b1c9a
DB
1776enable asm
1777enable debug
1778enable doc
497237c7 1779enable network
8400d6b8 1780enable optimizations
8cfbbd92 1781enable safe_bitstream_reader
530dc538 1782enable static
a9ddb5b1 1783enable swscale_alpha
8a608357 1784
8a608357 1785# build settings
9987769a 1786SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1787AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1788LIBPREF="lib"
1789LIBSUF=".a"
c5f14466
RP
1790FULLNAME='$(NAME)$(BUILDSUF)'
1791LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1792SLIBPREF="lib"
1793SLIBSUF=".so"
c5f14466 1794SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1795SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1796SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1797LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1798SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1799SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1800
68485d1f
MR
1801asflags_filter=echo
1802cflags_filter=echo
64933b6c
MR
1803ldflags_filter=echo
1804
23565c26 1805AS_C='-c'
bc877faf 1806AS_O='-o $@'
23565c26 1807CC_C='-c'
18031c49 1808CC_E='-E -o $@'
7e6c86e6 1809CC_O='-o $@'
a758c5e2 1810LD_O='-o $@'
8db73c61
MR
1811LD_LIB='-l%'
1812LD_PATH='-L'
23565c26 1813HOSTCC_C='-c'
a758c5e2 1814HOSTCC_O='-o $@'
095792f2 1815HOSTLD_O='-o $@'
7e6c86e6 1816
1d01fee9 1817host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1818host_libs='-lm'
6c3fa06a
MR
1819host_cflags_filter=echo
1820host_ldflags_filter=echo
9da6609f 1821
9b861379 1822target_path='$(CURDIR)'
a7ada2ba 1823
a158446b
MR
1824# since the object filename is not given with the -MM flag, the compiler
1825# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1826DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1827DEPFLAGS='-MM'
315c741d 1828
c597172e 1829# find source path
24524f36 1830if test -f configure; then
f038cf3c 1831 source_path=.
c597172e 1832else
8477f2de 1833 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1834 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1835 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1836 test -e "$source_path/config.h" &&
1837 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1838fi
1839
13cbe2c0 1840for v in "$@"; do
b04251c5
MR
1841 r=${v#*=}
1842 l=${v%"$r"}
1843 r=$(sh_quote "$r")
29ba0911 1844 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1845done
c597172e 1846
73ef8980
MR
1847find_things(){
1848 thing=$1
1849 pattern=$2
1850 file=$source_path/$3
932ccf39 1851 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1852}
1853
1854ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1855DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1856HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1857PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1858BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1859MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1860DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1861OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1862INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1863PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1864FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1865
54e75be4
DB
1866ALL_COMPONENTS="
1867 $BSF_LIST
1868 $DECODER_LIST
1869 $DEMUXER_LIST
1870 $ENCODER_LIST
1871 $FILTER_LIST
1872 $HWACCEL_LIST
1873 $INDEV_LIST
1874 $MUXER_LIST
1875 $OUTDEV_LIST
1876 $PARSER_LIST
1877 $PROTOCOL_LIST
1878"
1879
8469ae22
MR
1880for n in $COMPONENT_LIST; do
1881 v=$(toupper ${n%s})_LIST
1882 eval enable \$$v
1883 eval ${n}_if_any="\$$v"
1884done
1885
4b587848
DB
1886disable snow_decoder snow_encoder
1887
206a070d 1888enable $ARCH_EXT_LIST
c597172e
MR
1889
1890die_unknown(){
1891 echo "Unknown option \"$1\"."
1892 echo "See $0 --help for available options."
1893 exit 1
1894}
1895
794f8e97 1896show_list() {
bf0c4afa
RP
1897 suffix=_$1
1898 shift
2b444ea7 1899 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1900 exit 0
1901}
1902
154caa67
MR
1903rand_list(){
1904 IFS=', '
1905 set -- $*
1906 unset IFS
1907 for thing; do
1908 comp=${thing%:*}
1909 prob=${thing#$comp}
1910 prob=${prob#:}
1911 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1912 echo "prob ${prob:-0.5}"
1913 printf '%s\n' $comp
1914 done
1915}
1916
1917do_random(){
1918 action=$1
1919 shift
1920 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1921 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1922}
1923
c597172e 1924for opt do
7483e694
DB
1925 optval="${opt#*=}"
1926 case "$opt" in
0f010b2f 1927 --extra-ldflags=*) add_ldflags $optval
7483e694 1928 ;;
0f010b2f 1929 --extra-libs=*) add_extralibs $optval
7483e694 1930 ;;
8fb1cb58 1931 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1932 ;;
40bcf4c7
BL
1933 --enable-debug=*) debuglevel="$optval"
1934 ;;
36e2dea0 1935 --disable-everything)
1b15dc3c 1936 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1937 ;;
154caa67
MR
1938 --enable-random|--disable-random)
1939 action=${opt%%-random}
1940 do_random ${action#--} $COMPONENT_LIST
1941 ;;
1942 --enable-random=*|--disable-random=*)
1943 action=${opt%%-random=*}
1944 do_random ${action#--} $optval
1945 ;;
7483e694 1946 --enable-*=*|--disable-*=*)
8b93ddc3 1947 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1948 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1949 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1950 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1951 $action $(filter "$name" $list)
7483e694
DB
1952 ;;
1953 --enable-?*|--disable-?*)
5e622c40 1954 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1955 if is_in $option $COMPONENT_LIST; then
fed5d54b 1956 test $action = disable && action=unset
e3773a55
MR
1957 eval $action \$$(toupper ${option%s})_LIST
1958 elif is_in $option $CMDLINE_SELECT; then
1959 $action $option
1960 else
1961 die_unknown $opt
1962 fi
7483e694
DB
1963 ;;
1964 --list-*)
1965 NAME="${opt#--list-}"
1966 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1967 NAME=${NAME%s}
1968 eval show_list $NAME \$$(toupper $NAME)_LIST
1969 ;;
1970 --help|-h) show_help
1971 ;;
1972 *)
884a36a7 1973 optname="${opt%%=*}"
26759c44
MR
1974 optname="${optname#--}"
1975 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1976 if is_in $optname $CMDLINE_SET; then
1977 eval $optname='$optval'
1978 elif is_in $optname $CMDLINE_APPEND; then
1979 append $optname "$optval"
1980 else
1981 die_unknown $opt
1982 fi
7483e694
DB
1983 ;;
1984 esac
c597172e
MR
1985done
1986
bcea99bb
MR
1987disabled logging && logfile=/dev/null
1988
29ba0911 1989echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1990set >> $logfile
1991
9da6609f
MR
1992test -n "$cross_prefix" && enable cross_compile
1993
8d4c00ed
MR
1994if enabled cross_compile; then
1995 test -n "$arch" && test -n "$target_os" ||
1996 die "Must specify target arch and OS when cross-compiling"
1997fi
1998
121d78d0 1999ar_default="${cross_prefix}${ar_default}"
11e6d03a 2000cc_default="${cross_prefix}${cc_default}"
20e0ed95 2001nm_default="${cross_prefix}${nm_default}"
3f8040db 2002pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2003ranlib="${cross_prefix}${ranlib}"
adb2b908 2004
c5200f17
MR
2005sysinclude_default="${sysroot}/usr/include"
2006
aeeb782c 2007case "$toolchain" in
0fbb62a8
LB
2008 clang-asan)
2009 cc_default="clang"
2010 add_cflags -faddress-sanitizer
2011 add_ldflags -faddress-sanitizer
2012 ;;
2013 clang-tsan)
2014 cc_default="clang"
2015 add_cflags -fthread-sanitizer
2016 add_ldflags -fthread-sanitizer
2017 ;;
aeeb782c
MR
2018 msvc)
2019 cc_default="c99wrap cl"
2020 ld_default="c99wrap link"
2021 nm_default="dumpbin -symbols"
ac3a9b51 2022 ar_default="lib"
53e8cd68 2023 target_os_default="win32"
aeeb782c
MR
2024 ;;
2025 ?*)
2026 die "Unknown toolchain $toolchain"
2027 ;;
2028esac
2029
53e8cd68 2030set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2031enabled cross_compile || host_cc_default=$cc
2032set_default host_cc
13c7df3d 2033
762f95e4
MR
2034if ! $pkg_config --version >/dev/null 2>&1; then
2035 warn "$pkg_config not found, library detection may fail."
2036 pkg_config=false
2037fi
2038
82bb3329
MR
2039exesuf() {
2040 case $1 in
53e8cd68 2041 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2042 esac
2043}
2044
2045EXESUF=$(exesuf $target_os)
2046HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2047
e4e69e0b 2048# set temporary file name
a49d42c2 2049: ${TMPDIR:=$TEMPDIR}
c51fafa1 2050: ${TMPDIR:=$TMP}
a49d42c2 2051: ${TMPDIR:=/tmp}
e4e69e0b 2052
a210bce2 2053if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2054 # simple replacement for missing mktemp
2055 # NOT SAFE FOR GENERAL USE
2056 mktemp(){
09a5c245 2057 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2058 }
2059fi
2060
2061tmpfile(){
2062 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2063 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2064 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2065 append TMPFILES $tmp
2066 eval $1=$tmp
2067}
2068
2069trap 'rm -f -- $TMPFILES' EXIT
54460a83 2070
55127e7b 2071tmpfile TMPASM .asm
3e0b1c9a
DB
2072tmpfile TMPC .c
2073tmpfile TMPE $EXESUF
2074tmpfile TMPH .h
2075tmpfile TMPO .o
2076tmpfile TMPS .S
2077tmpfile TMPSH .sh
2078tmpfile TMPV .ver
54460a83
MR
2079
2080unset -f mktemp
e4e69e0b 2081
fb3c4ffc
MR
2082chmod +x $TMPE
2083
993f2d0f
MR
2084# make sure we can execute files in $TMPDIR
2085cat > $TMPSH 2>> $logfile <<EOF
2086#! /bin/sh
2087EOF
2088chmod +x $TMPSH >> $logfile 2>&1
2089if ! $TMPSH >> $logfile 2>&1; then
2090 cat <<EOF
2091Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2092variable to another directory and make sure that it is not mounted noexec.
2093EOF
2094 die "Sanity test failed."
2095fi
993f2d0f 2096
dfa559bc
RB
2097msvc_flags(){
2098 for flag; do
2099 case $flag in
2100 -fomit-frame-pointer) echo -Oy ;;
2101 -g) echo -Z7 ;;
2102 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2103 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2104 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2105 -wd4996 -wd4273 ;;
dfa559bc
RB
2106 -std=c99) ;;
2107 -fno-math-errno) ;;
2108 -fno-common) ;;
2109 -fno-signed-zeros) ;;
2110 -lz) echo zlib.lib ;;
bd680c7b
DB
2111 -lavifil32) echo vfw32.lib ;;
2112 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2113 -l*) echo ${flag#-l}.lib ;;
2114 *) echo $flag ;;
2115 esac
2116 done
2117}
2118
d0c6d424
MR
2119pgi_flags(){
2120 for flag; do
2121 case $flag in
643933f5 2122 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2123 -fomit-frame-pointer) echo -Mnoframe ;;
2124 -g) echo -gopt ;;
2125 *) echo $flag ;;
2126 esac
2127 done
2128}
2129
2130suncc_flags(){
2131 for flag; do
2132 case $flag in
2133 -march=*|-mcpu=*)
2134 case "${flag#*=}" in
2135 native) echo -xtarget=native ;;
2136 v9|niagara) echo -xarch=sparc ;;
2137 ultrasparc) echo -xarch=sparcvis ;;
2138 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2139 i586|pentium) echo -xchip=pentium ;;
2140 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2141 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2142 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2143 pentium4*) echo -xtarget=pentium4 ;;
2144 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2145 *-sse3) echo -xarch=sse3 ;;
2146 core2) echo -xarch=ssse3 -xchip=core2 ;;
b36f87ff 2147 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2148 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2149 k8|opteron|athlon64|athlon-fx)
2150 echo -xarch=sse2a ;;
2151 athlon*) echo -xarch=pentium_proa ;;
2152 esac
2153 ;;
2154 -std=c99) echo -xc99 ;;
2155 -fomit-frame-pointer) echo -xregs=frameptr ;;
2156 -fPIC) echo -KPIC -xcode=pic32 ;;
2157 -W*,*) echo $flag ;;
2158 -f*-*|-W*) ;;
2159 *) echo $flag ;;
2160 esac
2161 done
2162}
2163
2164tms470_flags(){
2165 for flag; do
2166 case $flag in
2167 -march=*|-mcpu=*)
2168 case "${flag#*=}" in
2169 armv7-a|cortex-a*) echo -mv=7a8 ;;
2170 armv7-r|cortex-r*) echo -mv=7r4 ;;
2171 armv7-m|cortex-m*) echo -mv=7m3 ;;
2172 armv6*|arm11*) echo -mv=6 ;;
2173 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2174 echo -mv=5e ;;
2175 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2176 esac
2177 ;;
2178 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2179 -mfpu=vfp) echo --float_support=vfpv2 ;;
2180 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2181 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2182 -msoft-float) echo --float_support=vfplib ;;
2183 -O[0-3]|-mf=*) echo $flag ;;
2184 -g) echo -g -mn ;;
2185 -pds=*) echo $flag ;;
ad93dccb
MR
2186 -D*|-I*) echo $flag ;;
2187 --gcc|--abi=*) echo $flag ;;
2188 -me) echo $flag ;;
d0c6d424
MR
2189 esac
2190 done
2191}
2192
a758c5e2
MR
2193probe_cc(){
2194 pfx=$1
2195 _cc=$2
2196
8db73c61
MR
2197 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2198 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2199 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2200 _flags_filter=echo
2201
2202 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2203 _type=llvm_gcc
2204 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2205 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2206 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2207 _cflags_speed='-O3'
2208 _cflags_size='-Os'
2209 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2210 _type=gcc
2211 gcc_version=$($_cc --version | head -n1)
2212 gcc_basever=$($_cc -dumpversion)
2213 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2214 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2215 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2216 if ! $_cc -dumpversion | grep -q '^2\.'; then
2217 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2218 fi
2219 _cflags_speed='-O3'
2220 _cflags_size='-Os'
2221 elif $_cc --version 2>/dev/null | grep -q Intel; then
2222 _type=icc
2223 _ident=$($_cc --version | head -n1)
2224 _depflags='-MMD'
2225 _cflags_speed='-O3'
2226 _cflags_size='-Os'
2227 _cflags_noopt='-O1'
2228 elif $_cc -v 2>&1 | grep -q xlc; then
2229 _type=xlc
2230 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2231 _cflags_speed='-O5'
2232 _cflags_size='-O5 -qcompact'
2233 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2234 _type=ccc
2235 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2236 _DEPFLAGS='-M'
2237 debuglevel=3
2238 _ldflags='-Wl,-z,now' # calls to libots crash without this
2239 _cflags_speed='-fast'
2240 _cflags_size='-O1'
2241 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2242 test -d "$sysroot" || die "No valid sysroot specified."
2243 _type=armcc
2244 _ident=$($_cc --vsn | head -n1)
2245 armcc_conf="$PWD/armcc.conf"
2246 $_cc --arm_linux_configure \
2247 --arm_linux_config_file="$armcc_conf" \
2248 --configure_sysroot="$sysroot" \
2249 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2250 die "Error creating armcc configuration file."
2251 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2252 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2253 as_default="${cross_prefix}gcc"
2254 _depflags='-MMD'
2255 _cflags_speed='-O3'
2256 _cflags_size='-Os'
0122118e 2257 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2258 _type=tms470
2259 _ident=$($_cc -version | head -n1 | tr -s ' ')
2260 _flags='--gcc --abi=eabi -me'
18031c49 2261 _cc_e='-ppl -fe=$@'
a758c5e2 2262 _cc_o='-fe=$@'
a758c5e2
MR
2263 _depflags='-ppa -ppd=$(@:.o=.d)'
2264 _cflags_speed='-O3 -mf=5'
2265 _cflags_size='-O3 -mf=2'
2266 _flags_filter=tms470_flags
2267 elif $_cc -v 2>&1 | grep -q clang; then
2268 _type=clang
2269 _ident=$($_cc --version | head -n1)
2270 _depflags='-MMD'
2271 _cflags_speed='-O3'
2272 _cflags_size='-Os'
2273 elif $_cc -V 2>&1 | grep -q Sun; then
2274 _type=suncc
2275 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2276 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2277 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2278 _ldflags='-std=c99'
2279 _cflags_speed='-O5'
2280 _cflags_size='-O5 -xspace'
2281 _flags_filter=suncc_flags
2282 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2283 _type=pathscale
2284 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2285 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2286 _cflags_speed='-O2'
2287 _cflags_size='-Os'
2288 _flags_filter='filter_out -Wdisabled-optimization'
2289 elif $_cc -v 2>&1 | grep -q Open64; then
2290 _type=open64
2291 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2292 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2293 _cflags_speed='-O2'
2294 _cflags_size='-Os'
2295 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2296 elif $_cc -V 2>&1 | grep -q Portland; then
2297 _type=pgi
2298 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2299 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2300 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2301 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2302 _cflags_noopt="-O1"
2303 _flags_filter=pgi_flags
dfa559bc
RB
2304 elif $_cc 2>&1 | grep -q Microsoft; then
2305 _type=msvc
2306 _ident=$($cc 2>&1 | head -n1)
2307 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2308 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2309 _cflags_speed="-O2"
2310 _cflags_size="-O1"
2311 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2312 if $_cc 2>&1 | grep -q Linker; then
2313 _ld_o='-out $@'
2314 else
2315 _ld_o='-Fe$@'
2316 fi
2317 _cc_o='-Fo $@'
a224b2cb 2318 _cc_e='-P -Fi $@'
dfa559bc
RB
2319 _flags_filter=msvc_flags
2320 _ld_lib='lib%.a'
2321 _ld_path='-libpath:'
2322 _flags='-nologo'
2323 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2324 if [ $pfx = hostcc ]; then
6a0200f2 2325 append _cflags -Dsnprintf=_snprintf
dfa559bc 2326 fi
aef6bd1b 2327 fi
a758c5e2
MR
2328
2329 eval ${pfx}_type=\$_type
2330 eval ${pfx}_ident=\$_ident
2331}
2332
2333set_ccvars(){
23565c26 2334 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2335 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2336 eval ${1}_O=\${_cc_o-\${${1}_O}}
2337
2338 if [ -n "$_depflags" ]; then
2339 eval ${1}_DEPFLAGS=\$_depflags
2340 else
2341 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2342 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2343 eval DEP${1}FLAGS=\$_flags
2344 fi
2345}
2346
2347probe_cc cc "$cc"
2348cflags_filter=$_flags_filter
2349cflags_speed=$_cflags_speed
2350cflags_size=$_cflags_size
2351cflags_noopt=$_cflags_noopt
2352add_cflags $_flags $_cflags
2353cc_ldflags=$_ldflags
2354set_ccvars CC
2355
2356probe_cc hostcc "$host_cc"
2357host_cflags_filter=$_flags_filter
a758c5e2 2358add_host_cflags $_flags $_cflags
a758c5e2 2359set_ccvars HOSTCC
629687f6 2360
851ffa80
MR
2361test -n "$cc_type" && enable $cc_type ||
2362 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2363
75bafbac 2364: ${as_default:=$cc}
50567afa 2365: ${dep_cc_default:=$cc}
684b28e0 2366: ${ld_default:=$cc}
095792f2
MR
2367: ${host_ld_default:=$host_cc}
2368set_default ar as dep_cc ld host_ld
75800dce 2369
a758c5e2
MR
2370probe_cc as "$as"
2371asflags_filter=$_flags_filter
2372add_asflags $_flags $_cflags
2373set_ccvars AS
2374
2375probe_cc ld "$ld"
2376ldflags_filter=$_flags_filter
2377add_ldflags $_flags $_ldflags
2378test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2379LD_O=${_ld_o-$LD_O}
8db73c61
MR
2380LD_LIB=${_ld_lib-$LD_LIB}
2381LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2382
095792f2
MR
2383probe_cc hostld "$host_ld"
2384host_ldflags_filter=$_flags_filter
2385add_host_ldflags $_flags $_ldflags
2386HOSTLD_O=${_ld_o-$HOSTLD_O}
2387
a758c5e2
MR
2388if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2389 probe_cc depcc "$dep_cc"
2390 CCDEP=${_DEPCMD:-$DEPCMD}
2391 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2392 DEPCCFLAGS=$_flags
2393fi
07dec06e 2394
3dbc777c
MR
2395if $ar 2>&1 | grep -q Microsoft; then
2396 arflags="-nologo"
2397 ar_o='-out:$@'
2398elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2399 arflags="rq"
2400 ar_o='$@'
2401else
2402 arflags="rc"
2403 ar_o='$@'
2404fi
2405
7f32f40c 2406add_cflags $extra_cflags
2f2e6c7c 2407add_asflags $extra_cflags
7f32f40c 2408
154d432c
MR
2409if test -n "$sysroot"; then
2410 case "$cc_type" in
00ba041c 2411 gcc|llvm_gcc|clang)
467256f2 2412 add_cppflags --sysroot="$sysroot"
154d432c
MR
2413 add_ldflags --sysroot="$sysroot"
2414 ;;
6fec122a
MR
2415 tms470)
2416 add_cppflags -I"$sysinclude"
2417 add_ldflags --sysroot="$sysroot"
2418 ;;
154d432c
MR
2419 esac
2420fi
2421
d22c13a8
MR
2422if test "$cpu" = host; then
2423 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2424
2425 case "$cc_type" in
613a4e3f 2426 gcc|llvm_gcc)
d22c13a8
MR
2427 check_native(){
2428 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2429 sed -n "/cc1.*$1=/{
27ce1be8
MR
2430 s/.*$1=\\([^ ]*\\).*/\\1/
2431 p
2432 q
2433 }" $TMPE
d22c13a8
MR
2434 }
2435 cpu=$(check_native -march || check_native -mcpu)
2436 ;;
2437 esac
2438
2439 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2440fi
2441
e939cedd
MR
2442# Deal with common $arch aliases
2443case "$arch" in
2444 arm*)
2445 arch="arm"
2446 ;;
2447 mips|mipsel|IP*)
2448 arch="mips"
2449 ;;
47b1860e 2450 mips64*)
e939cedd
MR
2451 arch="mips"
2452 subarch="mips64"
2453 ;;
2454 parisc|hppa)
2455 arch="parisc"
2456 ;;
2457 parisc64|hppa64)
2458 arch="parisc"
2459 subarch="parisc64"
2460 ;;
2461 "Power Macintosh"|ppc|powerpc)
2462 arch="ppc"
2463 ;;
47b1860e 2464 ppc64|powerpc64)
e939cedd
MR
2465 arch="ppc"
2466 subarch="ppc64"
2467 ;;
2468 s390|s390x)
2469 arch="s390"
2470 ;;
2471 sh4|sh)
2472 arch="sh4"
2473 ;;
2474 sun4u|sparc64)
2475 arch="sparc"
2476 subarch="sparc64"
2477 ;;
c75848cd
DB
2478 tilegx|tile-gx)
2479 arch="tilegx"
2480 ;;
d33ed7b3 2481 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2482 arch="x86"
2483 ;;
2484esac
2485
851ffa80 2486is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2487enable $arch
e939cedd 2488
df5cdc24 2489# Add processor-specific flags
5d54c126
MR
2490if test "$cpu" = generic; then
2491 : do nothing
2492elif enabled ppc; then
343aef9b 2493
56348891
MR
2494 case $(tolower $cpu) in
2495 601|ppc601|powerpc601)
9dbd5c3d 2496 cpuflags="-mcpu=601"
64ad53ff 2497 disable altivec
9dbd5c3d 2498 ;;
56348891 2499 603*|ppc603*|powerpc603*)
9dbd5c3d 2500 cpuflags="-mcpu=603"
64ad53ff 2501 disable altivec
9dbd5c3d 2502 ;;
56348891 2503 604*|ppc604*|powerpc604*)
9dbd5c3d 2504 cpuflags="-mcpu=604"
64ad53ff 2505 disable altivec
9dbd5c3d 2506 ;;
56348891 2507 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2508 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2509 disable altivec
9dbd5c3d 2510 ;;
56348891 2511 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2512 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2513 ;;
56348891 2514 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2515 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2516 ;;
313f9fbf 2517 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2518 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2519 ;;
313f9fbf
SM
2520 power[3-7]*)
2521 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2522 ;;
56348891 2523 cell)
9dbd5c3d
MR
2524 cpuflags="-mcpu=cell"
2525 enable ldbrx
2526 ;;
4ab26cb4
DB
2527 e500mc)
2528 cpuflags="-mcpu=e500mc"
2529 disable altivec
2530 ;;
7b0b81a1
AL
2531 e500v2)
2532 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2533 disable altivec
2534 ;;
2535 e500)
2536 cpuflags="-mcpu=8540 -mhard-float"
2537 disable altivec
2538 ;;
9dbd5c3d 2539 esac
343aef9b
MR
2540
2541elif enabled x86; then
2542
9dbd5c3d
MR
2543 case $cpu in
2544 i[345]86|pentium)
2545 cpuflags="-march=$cpu"
2546 disable mmx
2547 ;;
2548 # targets that do NOT support conditional mov (cmov)
2549 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2550 cpuflags="-march=$cpu"
2551 disable cmov
2552 ;;
2553 # targets that do support conditional mov (cmov)
b36f87ff 2554 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2555 cpuflags="-march=$cpu"
2556 enable cmov
2557 enable fast_cmov
2558 ;;
2559 # targets that do support conditional mov but on which it's slow
2560 pentium4|pentium4m|prescott|nocona)
2561 cpuflags="-march=$cpu"
2562 enable cmov
2563 disable fast_cmov
2564 ;;
2565 esac
343aef9b
MR
2566
2567elif enabled sparc; then
2568
9dbd5c3d 2569 case $cpu in
26b7199e
MK
2570 niagara)
2571 cpuflags="-mcpu=$cpu"
2572 disable vis
2573 ;;
9dbd5c3d
MR
2574 sparc64)
2575 cpuflags="-mcpu=v9"
2576 ;;
2577 esac
343aef9b
MR
2578
2579elif enabled arm; then
2580
34ba23c9
MR
2581 case $cpu in
2582 armv*)
2583 cpuflags="-march=$cpu"
c2eae137 2584 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2585 ;;
2586 *)
2587 cpuflags="-mcpu=$cpu"
c2eae137
MR
2588 case $cpu in
2589 cortex-a*) subarch=armv7a ;;
2590 cortex-r*) subarch=armv7r ;;
9e19704a 2591 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2592 arm11*) subarch=armv6 ;;
2593 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2594 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2595 esac
34ba23c9
MR
2596 ;;
2597 esac
343aef9b
MR
2598
2599elif enabled alpha; then
2600
34ba23c9 2601 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2602
2603elif enabled bfin; then
2604
34ba23c9 2605 cpuflags="-mcpu=$cpu"
343aef9b
MR
2606
2607elif enabled mips; then
2608
34ba23c9 2609 cpuflags="-march=$cpu"
343aef9b
MR
2610
2611elif enabled avr32; then
2612
9dbd5c3d
MR
2613 case $cpu in
2614 ap7[02]0[0-2])
2615 subarch="avr32_ap"
2616 cpuflags="-mpart=$cpu"
2617 ;;
2618 ap)
2619 subarch="avr32_ap"
2620 cpuflags="-march=$cpu"
2621 ;;
2622 uc3[ab]*)
2623 subarch="avr32_uc"
2624 cpuflags="-mcpu=$cpu"
2625 ;;
2626 uc)
2627 subarch="avr32_uc"
2628 cpuflags="-march=$cpu"
2629 ;;
2630 esac
df5cdc24 2631
343aef9b
MR
2632fi
2633
df5cdc24
MR
2634add_cflags $cpuflags
2635add_asflags $cpuflags
2636
993f2d0f
MR
2637# compiler sanity check
2638check_exec <<EOF
2639int main(void){ return 0; }
2640EOF
2641if test "$?" != 0; then
2642 echo "$cc is unable to create an executable file."
2643 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2644 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2645 echo "Only do this if you know what cross compiling means."
2646 fi
2647 die "C compiler test failed."
2648fi
2649
046f081b 2650add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2651check_cflags -std=c99
50a334e4 2652check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2653#include <stdlib.h>
2654EOF
50a334e4 2655check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2656#include <stdlib.h>
2657EOF
e9b9a2f8 2658
f0125de9 2659check_host_cflags -std=c99
0a6db2a2 2660check_host_cflags -Wall
f0125de9 2661
b24dbcbd 2662case "$arch" in
e939cedd 2663 alpha|ia64|mips|parisc|sparc)
8a3c8627 2664 spic=$shared
b24dbcbd 2665 ;;
e939cedd 2666 x86)
cfdb6148 2667 subarch="x86_32"
5adc829e 2668 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2669 if test "$subarch" = "x86_64"; then
e939cedd 2670 spic=$shared
de27f4d9 2671 fi
b24dbcbd 2672 ;;
b24dbcbd
RP
2673esac
2674
343aef9b 2675enable $subarch
8a3c8627 2676enabled spic && enable pic
b24dbcbd 2677
7483e694 2678# OS specific
4f854758 2679case $target_os in
a1629e28 2680 haiku)
63ae7e7c 2681 prefix_default="/boot/common"
108caaaa 2682 network_extralibs="-lnetwork"
f59c4bd6 2683 host_libs=
a1629e28 2684 ;;
7483e694 2685 sunos)
4d58e4cb 2686 AVSERVERLDFLAGS=""
9987769a 2687 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2688 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2689 network_extralibs="-lsocket -lnsl"
779222db 2690 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2691 # When using suncc to build, the Solaris linker will mark
2692 # an executable with each instruction set encountered by
2693 # the Solaris assembler. As our libraries contain their own
2694 # guards for processor-specific code, instead suppress
2695 # generation of the HWCAPS ELF section on Solaris x86 only.
2696 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2697 nm_default='nm -P -g'
7483e694
DB
2698 ;;
2699 netbsd)
a1e4b3f6 2700 disable symver
07a8eef6
MR
2701 oss_indev_extralibs="-lossaudio"
2702 oss_outdev_extralibs="-lossaudio"
7483e694 2703 ;;
d488c3bc 2704 openbsd|bitrig)
7c4a001a 2705 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2706 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2707 # however the generated executable will not do anything
2708 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2709 # Thus explicitly enable PIC here.
cd78208b 2710 enable pic
a1e4b3f6 2711 disable symver
7483e694 2712 SHFLAGS='-shared'
d5683aba
BS
2713 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2714 SLIB_INSTALL_LINKS=
07a8eef6
MR
2715 oss_indev_extralibs="-lossaudio"
2716 oss_outdev_extralibs="-lossaudio"
7483e694 2717 ;;
a1e4b3f6 2718 dragonfly)
a1e4b3f6
MR
2719 disable symver
2720 ;;
2721 freebsd)
7483e694
DB
2722 ;;
2723 bsd/os)
355d81df 2724 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2725 ;;
2726 darwin)
301ab19d 2727 gas="gas-preprocessor.pl $cc"
e08b8239 2728 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2729 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2730 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2731 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2732 SLIBSUF=".dylib"
2733 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2734 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2735 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2736 objformat="macho"
1b0f6fb8 2737 enabled x86_64 && objformat="macho64"
8dfa86f7 2738 enabled_any pic shared ||
2704bd1a 2739 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2740 ;;
2741 mingw32*)
9d3f4f50 2742 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2743 disable network
2744 else
2745 target_os=mingw32
2746 fi
dcc01c06 2747 LIBTARGET=i386
1fc9fb8a 2748 if enabled x86_64; then
417516f6 2749 LIBTARGET="i386:x86-64"
336cc1b0 2750 elif enabled arm; then
15c5156d 2751 LIBTARGET=arm-wince
dcc01c06 2752 fi
fbd971a4 2753 shlibdir_default="$bindir_default"
7483e694
DB
2754 SLIBPREF=""
2755 SLIBSUF=".dll"
7483e694
DB
2756 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2757 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2758 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2759 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2760 SLIB_INSTALL_LINKS=
2761 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2762 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2763 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2764 objformat="win32"
ec10a9ab 2765 dlltool="${cross_prefix}dlltool"
a3222470 2766 ranlib=:
bc574408 2767 enable dos_paths
5666a9f2 2768 add_cppflags -U__STRICT_ANSI__
7483e694 2769 ;;
53e8cd68 2770 win32|win64)
d66c52c2
MS
2771 if enabled shared; then
2772 # Link to the import library instead of the normal static library
2773 # for shared libs.
2774 LD_LIB='%.lib'
2775 # Cannot build shared and static libraries at the same time with
2776 # MSVC.
2777 disable static
2778 fi
2779 shlibdir_default="$bindir_default"
2780 SLIBPREF=""
2781 SLIBSUF=".dll"
2782 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2783 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2784 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2785 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2786 SLIB_INSTALL_LINKS=
2787 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2788 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2789 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2790 objformat="win32"
2791 ranlib=:
2792 enable dos_paths
2793 ;;
7483e694 2794 cygwin*)
4f854758 2795 target_os=cygwin
fbd971a4 2796 shlibdir_default="$bindir_default"
7483e694
DB
2797 SLIBPREF="cyg"
2798 SLIBSUF=".dll"
2799 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2800 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2801 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2802 SLIB_INSTALL_LINKS=
2803 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2804 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2805 objformat="win32"
bc574408 2806 enable dos_paths
a7a187a1 2807 add_cppflags -U__STRICT_ANSI__
7483e694 2808 ;;
4f365f37 2809 *-dos|freedos|opendos)
4f365f37 2810 network_extralibs="-lsocket"
ff1c015d 2811 objformat="coff"
bc574408 2812 enable dos_paths
a7a187a1 2813 add_cppflags -U__STRICT_ANSI__
4f365f37 2814 ;;
7483e694 2815 linux)
046f081b 2816 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2817 enable dv1394
2818 ;;
2819 irix*)
4f854758 2820 target_os=irix
7483e694
DB
2821 ranlib="echo ignoring ranlib"
2822 ;;
d22e8442 2823 os/2*)
d22e8442 2824 ln_s="cp -f"
9297f1ed 2825 objformat="aout"
e14574eb 2826 add_cppflags -D_GNU_SOURCE
355d81df 2827 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2828 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2829 AVSERVERLDFLAGS=""
287d3b13 2830 LIBSUF="_s.a"
d22e8442
DY
2831 SLIBPREF=""
2832 SLIBSUF=".dll"
2833 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2834 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2835 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2836 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2837 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2838 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2839 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2840 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2841 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2842 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2843 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2844 enable dos_paths
d22e8442 2845 ;;
83993c1c 2846 gnu/kfreebsd)
c1f54478 2847 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2848 ;;
34e82167 2849 gnu)
f60d1366 2850 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2851 ;;
d33ed7b3
MR
2852 qnx)
2853 add_cppflags -D_QNX_SOURCE
2854 network_extralibs="-lsocket"
2855 ;;
1c69c79f
MS
2856 symbian)
2857 SLIBSUF=".dll"
2858 enable dos_paths
e3bc07f4
MS
2859 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2860 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2861 add_ldflags -Wl,--target1-abs,--no-undefined \
2862 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2863 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2864 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2865 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2866 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2867 ;;
fdd66609
MR
2868 osf1)
2869 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2870 AVSERVERLDFLAGS=
2871 ;;
741a8b72
MR
2872 minix)
2873 ;;
614d8911
MR
2874 none)
2875 ;;
7483e694 2876 *)
4f924f9a 2877 die "Unknown OS '$target_os'."
7483e694
DB
2878 ;;
2879esac
2880
b797f3c4
MR
2881# determine libc flavour
2882
2883if check_cpp_condition features.h "defined __UCLIBC__"; then
2884 libc_type=uclibc
2885elif check_cpp_condition features.h "defined __GLIBC__"; then
2886 libc_type=glibc
2887elif check_header _mingw.h; then
2888 libc_type=mingw
2889 check_cpp_condition _mingw.h \
2890 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2891 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2892 die "ERROR: MinGW runtime version must be >= 3.15."
2893elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2894 libc_type=newlib
4fa661a8
RB
2895elif check_func_headers stdlib.h _get_doserrno; then
2896 libc_type=msvcrt
84e65c76
MR
2897 add_compat strtod.o strtod=avpriv_strtod
2898 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2899 _snprintf=avpriv_snprintf \
2900 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2901elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2902 libc_type=klibc
2903fi
2904
2905test -n "$libc_type" && enable $libc_type
2906
5ab432fa
MR
2907# hacks for compiler/libc/os combinations
2908
2909if enabled_all tms470 glibc; then
b6f8d635 2910 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2911 add_cppflags -D__USER_LABEL_PREFIX__=
2912 add_cppflags -D__builtin_memset=memset
2913 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2914 add_cflags -pds=48 # incompatible redefinition of macro
2915fi
2916
6555acad
MR
2917esc(){
2918 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2919}
2920
2921echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2922
13cb2187
AS
2923check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2924
c9d19248 2925set_default $PATHS_LIST
2a8a860a 2926set_default nm
c9d19248 2927
320d060a 2928# we need to build at least one lib type
93b3c083 2929if ! enabled_any static shared; then
320d060a
DB
2930 cat <<EOF
2931At least one library type must be built.
2932Specify --enable-static to build the static libraries or --enable-shared to
2933build the shared libraries as well. To only build the shared libraries specify
2934--disable-static in addition to --enable-shared.
2935EOF
2936 exit 1;
2937fi
2938
2184c6f7 2939die_license_disabled() {
4c27207c 2940 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2941}
2942
e417d80d 2943die_license_disabled gpl libcdio
2184c6f7 2944die_license_disabled gpl libx264
de295976 2945die_license_disabled gpl libxavs
2184c6f7 2946die_license_disabled gpl libxvid
2184c6f7
DB
2947die_license_disabled gpl x11grab
2948
2f7ae63b 2949die_license_disabled nonfree libfaac
87246953 2950die_license_disabled nonfree libfdk_aac
a060866f 2951die_license_disabled nonfree openssl
b2e3c528 2952
0b175caa
DB
2953die_license_disabled version3 libopencore_amrnb
2954die_license_disabled version3 libopencore_amrwb
d89e738a 2955die_license_disabled version3 libvo_aacenc
f502ff3f 2956die_license_disabled version3 libvo_amrwbenc
0b175caa 2957
9cad0e4e 2958enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2959
40617a6d 2960disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2961
e276d9e8
MR
2962enable_pic() {
2963 enable pic
bce7b696
MR
2964 add_cppflags -DPIC
2965 add_cflags -fPIC
2966 add_asflags -fPIC
e276d9e8
MR
2967}
2968
2969enabled pic && enable_pic
bce7b696 2970
b4d96ba2
MR
2971check_cc <<EOF || die "Symbol mangling check failed."
2972int ff_extern;
2973EOF
2a8a860a 2974sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2975extern_prefix=${sym%%ff_extern*}
2976
afb5ed55 2977check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
2978void foo(void) { __asm__ volatile ("" ::); }
2979EOF
61d251db 2980
df5e3978
MR
2981_restrict=
2982for restrict_keyword in restrict __restrict__ __restrict; do
2983 check_cc <<EOF && _restrict=$restrict_keyword && break
2984void foo(char * $restrict_keyword p);
2985EOF
2986done
2987
2988check_cc <<EOF && enable attribute_packed
2989struct { int x; } __attribute__((packed)) x;
2990EOF
2991
dffb41b9
MR
2992check_cc <<EOF && enable attribute_may_alias
2993union { int x; } __attribute__((may_alias)) x;
2994EOF
2995
df5e3978
MR
2996check_cc <<EOF || die "endian test failed"
2997unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2998EOF
48fc536a 2999od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3000
e939cedd
MR
3001if enabled alpha; then
3002
3003 check_cflags -mieee
3004
3005elif enabled arm; then
e45391bb 3006
8986fddc 3007 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3008 nogas=die
50fa82e6 3009
44caaa56
MR
3010 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3011 enable vfp_args
3012 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3013 case "${cross_prefix:-$cc}" in
3014 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3015 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3016__asm__ (".eabi_attribute 28, 1");
3017int main(void) { return 0; }
3018EOF
44caaa56
MR
3019 esac
3020 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3021 fi
fa0912fe 3022
575db883
DB
3023 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3024 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3025 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3026 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3027 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3028 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3029
575db883
DB
3030 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3031 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3032
e276d9e8
MR
3033 enabled_all armv6t2 shared !pic && enable_pic
3034
fa0912fe 3035elif enabled mips; then
e45391bb 3036
575db883 3037 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3038
fa0912fe 3039elif enabled ppc; then
e45391bb 3040
e6a0c354
MR
3041 enable local_aligned_8 local_aligned_16
3042
575db883
DB
3043 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3044 check_inline_asm ibm_asm '"add 0, 0, 0"'
3045 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3046 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3047
3048 # AltiVec flags: The FSF version of GCC differs from the Apple version
3049 if enabled altivec; then
301ab19d 3050 nogas=warn
fa0912fe
MR
3051 check_cflags -maltivec -mabi=altivec &&
3052 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3053 check_cflags -faltivec
3054
3055 # check if our compiler supports Motorola AltiVec C API
3056 check_cc <<EOF || disable altivec
3057$inc_altivec_h
3058int main(void) {
20bcce50
MR
3059 vector signed int v1 = (vector signed int) { 0 };
3060 vector signed int v2 = (vector signed int) { 1 };
3061 v1 = vec_add(v1, v2);
fa0912fe
MR
3062 return 0;
3063}
3064EOF
3065
20bcce50 3066 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3067 fi
e45391bb 3068
fa0912fe 3069elif enabled sparc; then
e45391bb 3070
575db883
DB
3071 enabled vis &&
3072 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
f69f51b3 3073 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 3074
fa0912fe 3075elif enabled x86; then
e45391bb 3076
8e85ba8d
DB
3077 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3078
f80ddd5b
RB
3079 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3080
e6a0c354
MR
3081 enable local_aligned_8 local_aligned_16
3082
44965991
PI
3083 # check whether EBP is available on x86
3084 # As 'i' is stored on the stack, this program will crash
3085 # if the base pointer is used to access it because the
3086 # base pointer is cleared in the inline assembly code.
7dfef245 3087 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3088volatile int i=0;
3089__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3090return i;
44965991
PI
3091EOF
3092
f494213c 3093 # check whether EBX is available on x86
575db883
DB
3094 check_inline_asm ebx_available '""::"b"(0)' &&
3095 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3096
6f74fb03 3097 # check whether xmm clobbers are supported
575db883 3098 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3099
239fdf1b 3100 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3101 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3102 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3103
9cca1e40 3104 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3105 if check_cmd $yasmexe --version; then
3106 enabled x86_64 && yasm_extra="-m amd64"
3107 yasm_debug="-g dwarf2"
3108 elif check_cmd nasm -v; then
3109 yasmexe=nasm
3110 yasm_debug="-g -F dwarf"
3111 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3112 fi
3113
3114 YASMFLAGS="-f $objformat $yasm_extra"
3115 enabled pic && append YASMFLAGS "-DPIC"
3116 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3117 case "$objformat" in
3118 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3119 esac
3120
48545a8f 3121 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 3122 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59
DB
3123 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
3124 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3125 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3126 fi
e45391bb 3127
669b5583
MR
3128 case "$cpu" in
3129 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3130 disable fast_clz
3131 ;;
3132 esac
3133
44965991
PI
3134fi
3135
301ab19d
MR
3136if enabled asm; then
3137 as=${gas:=$as}
575db883 3138 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3139 $nogas "GNU assembler not found, install gas-preprocessor"
3140fi
3141
4a7e068b
MR
3142check_ldflags -Wl,--as-needed
3143
a98bb16d
RP
3144if check_func dlopen; then
3145 ldl=
3146elif check_func dlopen -ldl; then
3147 ldl=-ldl
8bf5d58f
MN
3148fi
3149
54fe299b
DV
3150if enabled network; then
3151 check_type "sys/types.h sys/socket.h" socklen_t
3152 check_type netdb.h "struct addrinfo"
75d339e0
MS
3153 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3154 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3155 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3156 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3157 check_type poll.h "struct pollfd"
54fe299b
DV
3158 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3159 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3160 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3161 check_func getaddrinfo $network_extralibs
c3e73100 3162 check_func getservbyport $network_extralibs
54fe299b
DV
3163 # Prefer arpa/inet.h over winsock2
3164 if check_header arpa/inet.h ; then
3165 check_func closesocket
3166 elif check_header winsock2.h ; then
47876d66
DB
3167 check_func_headers winsock2.h closesocket -lws2 &&
3168 network_extralibs="-lws2" ||
3169 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3170 network_extralibs="-lws2_32"; }
f06dee77 3171 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3172 check_type ws2tcpip.h socklen_t
3173 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3174 check_type ws2tcpip.h "struct group_source_req"
3175 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3176 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3177 check_type winsock2.h "struct pollfd"
54fe299b
DV
3178 check_type ws2tcpip.h "struct sockaddr_in6"
3179 check_type ws2tcpip.h "struct sockaddr_storage"
3180 check_struct winsock2.h "struct sockaddr" sa_len
3181 else
3182 disable network
3183 fi
3184fi
3185
75ecf149
DB
3186# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3187check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3188
534a2231 3189check_func fcntl
7483e694
DB
3190check_func fork
3191check_func gethrtime
667fb97a 3192check_func getopt
7483e694 3193check_func getrusage
fc5607f8 3194check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3195check_func gettimeofday
094c09bb 3196check_func inet_aton $network_extralibs
abfc8d05 3197check_func isatty
a5b64584 3198check_func localtime_r
4ae40685 3199check_func ${malloc_prefix}memalign && enable memalign
7483e694 3200check_func mkstemp
0328b9ea 3201check_func mmap
e98b02de 3202check_func mprotect
4ae40685 3203check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3204check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3205check_func setrlimit
87958234 3206check_func strerror_r
6379900c 3207check_func strptime
47941088 3208check_func strtok_r
ea4d5f48 3209check_func sched_getaffinity
bcc73960 3210check_func sysconf
b9e22269 3211check_func sysctl
d3d3a32c 3212check_func usleep
b507ebd1 3213check_func_headers io.h setmode
b4675d0f 3214check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
1093383d 3215check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
fc5607f8 3216check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3217check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3218check_func_headers windows.h GetProcessTimes
61183b5a 3219check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3220check_func_headers windows.h MapViewOfFile
d3d3a32c 3221check_func_headers windows.h Sleep
7c5bfe7a 3222check_func_headers windows.h VirtualAlloc
6ffa87d3 3223
ca6b544a 3224check_header direct.h
a98bb16d 3225check_header dlfcn.h
fa845061 3226check_header dxva.h
92c6a099 3227check_header dxva2api.h
3b1ab197 3228check_header io.h
a98bb16d 3229check_header malloc.h
bf6ce82d 3230check_header poll.h
b58412f1 3231check_header sys/mman.h
06bb5905 3232check_header sys/param.h
b091aa44 3233check_header sys/resource.h
bf6ce82d 3234check_header sys/select.h
e64bceea 3235check_header sys/time.h
542920b7 3236check_header unistd.h
272081b0
CEH
3237check_header vdpau/vdpau.h
3238check_header vdpau/vdpau_x11.h
d3d3a32c 3239check_header windows.h
68178ca9 3240check_header X11/extensions/XvMClib.h
a98bb16d 3241
a4fa192c 3242disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3243disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3244
ff3755cb
JG
3245if ! disabled w32threads && ! enabled pthreads; then
3246 check_func _beginthreadex && enable w32threads
3247fi
3248
57bd82d4
MR
3249# check for some common methods of building with pthread support
3250# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3251if ! disabled pthreads && ! enabled w32threads; then
3252 enable pthreads
9e7fd101
MR
3253 if check_func pthread_create; then
3254 :
3255 elif check_func pthread_create -pthread; then
3256 add_cflags -pthread
afc9aee2 3257 add_extralibs -pthread
9e7fd101
MR
3258 elif check_func pthread_create -pthreads; then
3259 add_cflags -pthreads
afc9aee2 3260 add_extralibs -pthreads
8d94f606
GT
3261 elif check_func pthread_create -lpthreadGC2; then
3262 add_extralibs -lpthreadGC2
9e7fd101 3263 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3264 disable pthreads
9e7fd101 3265 fi
57bd82d4
MR
3266fi
3267
8eee7025 3268for thread in $THREADS_LIST; do
e5f94c2b 3269 if enabled $thread; then
3ae3b721
RP
3270 test -n "$thread_type" &&
3271 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3272 thread_type="$thread"
e5f94c2b
RP
3273 fi
3274done
3275
50f7c296 3276check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3277enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3278
79042ab3
DB
3279for func in $MATH_FUNCS; do
3280 check_mathfunc $func
3281done
f32adb22 3282
57bd82d4 3283# these are off by default, so fail if requested and not available
a1b3c5a3 3284enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3285enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3286enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097