libxvid: fix missing end of line character
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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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
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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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."
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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
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54 exit 1
55fi
56
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
e417d80d 181 --enable-libcdio enable audio CD grabbing with libcdio
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182 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
183 and libraw1394 [no]
c547e5ff 184 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 185 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 186 --enable-libfreetype enable libfreetype [no]
c547e5ff 187 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 188 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 189 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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190 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
191 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
192 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 193 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 194 --enable-libopus enable Opus decoding via libopus [no]
7c922411 195 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 196 --enable-librtmp enable RTMP[E] support via librtmp [no]
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197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 205 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 206 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 207 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 208 --enable-libxavs enable AVS encoding via xavs [no]
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209 --enable-libxvid enable Xvid encoding via xvidcore,
210 native MPEG-4/Xvid encoder exists [no]
a060866f 211 --enable-openssl enable openssl [no]
45235ac4 212 --enable-x11grab enable X11 grabbing [no]
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213 --enable-zlib enable zlib [autodetect]
214
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215Toolchain options:
216 --arch=ARCH select architecture [$arch]
217 --cpu=CPU select the minimum required CPU (affects
218 instruction selection, may crash on older CPUs)
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219 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
220 --enable-cross-compile assume a cross-compiler is used
221 --sysroot=PATH root of cross-build tree
222 --sysinclude=PATH location of cross-build system headers
223 --target-os=OS compiler targets OS [$target_os]
224 --target-exec=CMD command to run executables on target
225 --target-path=DIR path to view of build directory on target
ba13606c 226 --target-samples=DIR path to samples directory on target
aeeb782c 227 --toolchain=NAME set tool defaults according to NAME
5926603a 228 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
06454877 229 --nm=NM use nm tool
121d78d0 230 --ar=AR use archive tool AR [$ar_default]
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231 --as=AS use assembler AS [$as_default]
232 --cc=CC use C compiler CC [$cc_default]
193cdd9a 233 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 234 --ld=LD use linker LD
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235 --pkg-config=PKGCONF use pkg-config PKGCONF [$pkg_config_default]
236 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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237 --host-cc=HOSTCC use host C compiler HOSTCC
238 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 239 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 240 --host-ld=HOSTLD use host linker HOSTLD
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241 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
242 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 243 --host-os=OS compiler host OS [$target_os]
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244 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
245 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
246 --extra-libs=ELIBS add ELIBS [$ELIBS]
247 --extra-version=STRING version string suffix []
193cdd9a 248 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 249 --build-suffix=SUFFIX library name suffix []
3b327a4b 250 --enable-pic build position-independent code
193cdd9a 251 --enable-thumb compile for Thumb instruction set
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252 --enable-lto use link-time optimization
253
254Advanced options (experts only):
255 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 256 --disable-symver disable symbol versioning
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DB
257 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
258 --disable-safe-bitstream-reader
259 disable buffer boundary checking in bitreaders
260 (faster, but may crash)
261 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 262 --enable-sram allow use of on-chip SRAM
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263
264Optimization options (experts only):
c8a4ae00 265 --disable-asm disable all assembler optimizations
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266 --disable-altivec disable AltiVec optimizations
267 --disable-amd3dnow disable 3DNow! optimizations
268 --disable-amd3dnowext disable 3DNow! extended optimizations
269 --disable-mmx disable MMX optimizations
239fdf1b 270 --disable-mmxext disable MMXEXT optimizations
06454877 271 --disable-sse disable SSE optimizations
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272 --disable-sse2 disable SSE2 optimizations
273 --disable-sse3 disable SSE3 optimizations
06454877 274 --disable-ssse3 disable SSSE3 optimizations
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275 --disable-sse4 disable SSE4 optimizations
276 --disable-sse42 disable SSE4.2 optimizations
87f1355f 277 --disable-avx disable AVX optimizations
10b0161d 278 --disable-xop disable XOP optimizations
1b932eb1 279 --disable-fma3 disable FMA3 optimizations
79687079 280 --disable-fma4 disable FMA4 optimizations
4d6ee072 281 --disable-avx2 disable AVX2 optimizations
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282 --disable-armv5te disable armv5te optimizations
283 --disable-armv6 disable armv6 optimizations
284 --disable-armv6t2 disable armv6t2 optimizations
b3267559 285 --disable-vfp disable VFP optimizations
5ea20630 286 --disable-neon disable NEON optimizations
afb5ed55 287 --disable-inline-asm disable use of inline assembler
06454877 288 --disable-yasm disable use of yasm assembler
06454877 289
070c5d0f 290Developer options (useful when working on Libav itself):
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291 --disable-debug disable debugging symbols
292 --enable-debug=LEVEL set the debug level [$debuglevel]
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293 --disable-optimizations disable compiler optimizations
294 --enable-extra-warnings enable more compiler warnings
52b3cc60 295 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 296 \$LIBAV_SAMPLES at make invocation time.
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297 --enable-neon-clobber-test check NEON registers for clobbering (should be
298 used only for debugging purposes)
7e4d9d5d
RB
299 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
300 should be used only for debugging purposes)
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301 --enable-random randomly enable/disable components
302 --disable-random
303 --enable-random=LIST randomly enable/disable specific components or
304 --disable-random=LIST component groups. LIST is a comma-separated list
305 of NAME[:PROB] entries where NAME is a component
306 (group) and PROB the probability associated with
307 NAME (default 0.5).
308 --random-seed=VALUE seed value for --enable/disable-random
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309
310NOTE: Object files are built at the place where configure is launched.
311EOF
60e8bc13 312 exit 0
74c53c2d 313}
cf9d24ad 314
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315quotes='""'
316
57bd82d4 317log(){
2270b4b2 318 echo "$@" >> $logfile
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319}
320
720c69da 321log_file(){
c8e9f801 322 log BEGIN $1
2270b4b2 323 pr -n -t $1 >> $logfile
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324 log END $1
325}
326
2ba042a7 327echolog(){
c8e9f801 328 log "$@"
57bd82d4 329 echo "$@"
2ba042a7
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330}
331
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332warn(){
333 log "WARNING: $*"
334 WARNINGS="${WARNINGS}WARNING: $*\n"
335}
336
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337die(){
338 echolog "$@"
339 cat <<EOF
d326cf7f 340
2ba042a7 341If you think configure made a mistake, make sure you are using the latest
4a6a21f5 342version from Git. If the latest version fails, report the problem to the
5045f6bd 343libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 344EOF
e155a21a 345 if disabled logging; then
2ba042a7 346 cat <<EOF
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347Rerun configure with logging enabled (do not use --disable-logging), and
348include the log this produces with your report.
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349EOF
350 else
f69f51b3 351 cat <<EOF
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352Include the log file "$logfile" produced by configure as this will help
353solving the problem.
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354EOF
355 fi
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356 exit 1
357}
358
6c6007d6 359# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 360toupper(){
6c6007d6 361 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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362}
363
4a5444db 364tolower(){
6c6007d6 365 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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366}
367
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368c_escape(){
369 echo "$*" | sed 's/["\\]/\\\0/g'
370}
371
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372sh_quote(){
373 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 374 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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375 echo "$v"
376}
377
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378cleanws(){
379 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
380}
381
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382filter(){
383 pat=$1
384 shift
385 for v; do
98ef6079 386 eval "case $v in $pat) echo $v ;; esac"
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387 done
388}
389
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390filter_out(){
391 pat=$1
392 shift
393 for v; do
394 eval "case $v in $pat) ;; *) echo $v ;; esac"
395 done
396}
397
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398map(){
399 m=$1
400 shift
e0e335a0 401 for v; do eval $m; done
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402}
403
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404add_suffix(){
405 suffix=$1
406 shift
407 for v; do echo ${v}${suffix}; done
408}
409
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410set_all(){
411 value=$1
412 shift
413 for var in $*; do
414 eval $var=$value
415 done
416}
417
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418set_weak(){
419 value=$1
420 shift
421 for var; do
422 eval : \${$var:=$value}
423 done
424}
425
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426sanitize_var_name(){
427 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
428}
429
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430set_safe(){
431 var=$1
432 shift
f868b24d 433 eval $(sanitize_var_name "$var")='$*'
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434}
435
436get_safe(){
f868b24d 437 eval echo \$$(sanitize_var_name "$1")
3f8040db
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438}
439
799c9e9b 440pushvar(){
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MS
441 for pvar in $*; do
442 eval level=\${${pvar}_level:=0}
443 eval ${pvar}_${level}="\$$pvar"
444 eval ${pvar}_level=$(($level+1))
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445 done
446}
447
448popvar(){
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MS
449 for pvar in $*; do
450 eval level=\${${pvar}_level:-0}
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451 test $level = 0 && continue
452 eval level=$(($level-1))
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MS
453 eval $pvar="\${${pvar}_${level}}"
454 eval ${pvar}_level=$level
455 eval unset ${pvar}_${level}
799c9e9b
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456 done
457}
458
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459enable(){
460 set_all yes $*
461}
462
463disable(){
464 set_all no $*
465}
466
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467enable_weak(){
468 set_weak yes $*
469}
470
471disable_weak(){
472 set_weak no $*
473}
474
72702705 475enable_safe(){
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476 for var; do
477 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
478 done
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479}
480
481disable_safe(){
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482 for var; do
483 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
484 done
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485}
486
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487do_enable_deep(){
488 for var; do
489 enabled $var && continue
490 eval sel="\$${var}_select"
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491 eval sgs="\$${var}_suggest"
492 pushvar var sgs
f9d328da 493 enable_deep $sel
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494 popvar sgs
495 enable_deep_weak $sgs
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496 popvar var
497 done
498}
499
500enable_deep(){
501 do_enable_deep $*
502 enable $*
503}
504
72a43668 505enable_deep_weak(){
ffb068ce
MS
506 for var; do
507 disabled $var && continue
508 pushvar var
509 do_enable_deep $var
510 popvar var
511 enable_weak $var
512 done
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513}
514
57bd82d4 515enabled(){
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516 test "${1#!}" = "$1" && op== || op=!=
517 eval test "x\$${1#!}" $op "xyes"
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518}
519
37970ebf 520disabled(){
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521 test "${1#!}" = "$1" && op== || op=!=
522 eval test "x\$${1#!}" $op "xno"
37970ebf
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523}
524
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525enabled_all(){
526 for opt; do
527 enabled $opt || return 1
528 done
529}
530
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531disabled_all(){
532 for opt; do
533 disabled $opt || return 1
534 done
535}
536
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537enabled_any(){
538 for opt; do
539 enabled $opt && return 0
540 done
541}
542
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543disabled_any(){
544 for opt; do
545 disabled $opt && return 0
546 done
f7b230a7 547 return 1
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548}
549
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550set_default(){
551 for opt; do
88268e94 552 eval : \${$opt:=\$${opt}_default}
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553 done
554}
555
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556is_in(){
557 value=$1
558 shift
559 for var in $*; do
560 [ $var = $value ] && return 0
561 done
562 return 1
563}
564
d4f8cecc 565do_check_deps(){
30fd06be 566 for cfg; do
3250003c 567 cfg="${cfg#!}"
799c9e9b
MR
568 enabled ${cfg}_checking && die "Circular dependency for $cfg."
569 disabled ${cfg}_checking && continue
570 enable ${cfg}_checking
d4f8cecc 571 append allopts $cfg
799c9e9b 572
30fd06be
MR
573 eval dep_all="\$${cfg}_deps"
574 eval dep_any="\$${cfg}_deps_any"
7ef3425f 575 eval dep_sel="\$${cfg}_select"
c510c7b5 576 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
577 eval dep_ifa="\$${cfg}_if"
578 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 579
3d7453e0 580 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 581 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 582 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 583
3d7453e0
MR
584 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
585 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
586 enabled_all $dep_all || disable $cfg
587 enabled_any $dep_any || disable $cfg
7ef3425f 588 disabled_any $dep_sel && disable $cfg
799c9e9b 589
4ec45764 590 if enabled $cfg; then
f9d328da 591 enable_deep $dep_sel
c510c7b5 592 enable_deep_weak $dep_sgs
4ec45764
RP
593 fi
594
799c9e9b 595 disable ${cfg}_checking
30fd06be
MR
596 done
597}
598
d4f8cecc
MR
599check_deps(){
600 unset allopts
601
602 do_check_deps "$@"
603
604 for cfg in $allopts; do
605 enabled $cfg || continue
606 eval dep_extralibs="\$${cfg}_extralibs"
607 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
608 done
609}
610
44161118
MR
611print_config(){
612 pfx=$1
72cfcf41
MR
613 files=$2
614 shift 2
f454e879
MR
615 map 'eval echo "$v \${$v:-no}"' "$@" |
616 awk "BEGIN { split(\"$files\", files) }
617 {
618 c = \"$pfx\" toupper(\$1);
619 v = \$2;
620 sub(/yes/, 1, v);
621 sub(/no/, 0, v);
622 for (f in files) {
623 file = files[f];
624 if (file ~ /\\.h\$/) {
625 printf(\"#define %s %d\\n\", c, v) >>file;
626 } else if (file ~ /\\.asm\$/) {
627 printf(\"%%define %s %d\\n\", c, v) >>file;
628 } else if (file ~ /\\.mak\$/) {
d16c4aeb 629 n = -v ? \"\" : \"!\";
f454e879
MR
630 printf(\"%s%s=yes\\n\", n, c) >>file;
631 }
632 }
633 }"
57bd82d4
MR
634}
635
31c0121d 636print_enabled(){
31c0121d
MR
637 suf=$1
638 shift
639 for v; do
9eda2a85 640 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
641 done
642}
643
57bd82d4
MR
644append(){
645 var=$1
646 shift
57bd82d4
MR
647 eval "$var=\"\$$var $*\""
648}
649
60361817
MR
650prepend(){
651 var=$1
652 shift
653 eval "$var=\"$* \$$var\""
654}
655
50a334e4 656add_cppflags(){
cd52ec95 657 append CPPFLAGS "$@"
50a334e4
MR
658}
659
57bd82d4 660add_cflags(){
01d31e16 661 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
662}
663
2f2e6c7c 664add_asflags(){
01d31e16 665 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
666}
667
57bd82d4 668add_ldflags(){
64933b6c 669 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
670}
671
0673ede9
VG
672add_stripflags(){
673 append STRIPFLAGS "$@"
674}
675
57bd82d4 676add_extralibs(){
64933b6c 677 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
678}
679
4cc4b33f
DB
680add_host_cppflags(){
681 append host_cppflags "$@"
682}
683
6c3fa06a
MR
684add_host_cflags(){
685 append host_cflags $($host_cflags_filter "$@")
686}
687
688add_host_ldflags(){
689 append host_ldflags $($host_ldflags_filter "$@")
690}
691
84e65c76
MR
692add_compat(){
693 append compat_objs $1
694 shift
695 map 'add_cppflags -D$v' "$@"
696}
697
b0cfb663 698check_cmd(){
b3cb5d51 699 log "$@"
2270b4b2 700 "$@" >> $logfile 2>&1
b0cfb663
MR
701}
702
b2704a65
MR
703cc_o(){
704 eval printf '%s\\n' $CC_O
705}
706
18031c49
MR
707cc_e(){
708 eval printf '%s\\n' $CC_E
709}
710
dcd479c0 711check_cc(){
57bd82d4 712 log check_cc "$@"
2270b4b2 713 cat > $TMPC
720c69da 714 log_file $TMPC
23565c26 715 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
716}
717
718check_cpp(){
719 log check_cpp "$@"
2270b4b2 720 cat > $TMPC
720c69da 721 log_file $TMPC
18031c49 722 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
723}
724
df0d6341
MR
725as_o(){
726 eval printf '%s\\n' $AS_O
727}
728
f65883c8
MR
729check_as(){
730 log check_as "$@"
7fd90119
MR
731 cat > $TMPS
732 log_file $TMPS
733 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
734}
735
575db883
DB
736check_inline_asm(){
737 log check_inline_asm "$@"
940f335a 738 name="$1"
3784e82e 739 code="$2"
940f335a 740 shift 2
49214f61 741 disable $name
7fd90119 742 check_cc "$@" <<EOF && enable $name
3784e82e 743void foo(void){ __asm__ volatile($code); }
940f335a
MR
744EOF
745}
746
c6ebc9fa
MR
747check_insn(){
748 log check_insn "$@"
749 check_inline_asm ${1}_inline "\"$2\""
750 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
751}
752
304d586d
LM
753check_yasm(){
754 log check_yasm "$@"
755 echo "$1" > $TMPS
756 log_file $TMPS
757 shift 1
758 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
759}
760
29b64b68
MR
761ld_o(){
762 eval printf '%s\\n' $LD_O
763}
764
dcd479c0 765check_ld(){
57bd82d4 766 log check_ld "$@"
66a1ccd7
MR
767 flags=$(filter_out '-l*' "$@")
768 libs=$(filter '-l*' "$@")
01d31e16 769 check_cc $($cflags_filter $flags) || return
64933b6c
MR
770 flags=$($ldflags_filter $flags)
771 libs=$($ldflags_filter $libs)
29b64b68 772 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
773}
774
52ccc4a0
DB
775print_include(){
776 hdr=$1
777 test "${hdr%.h}" = "${hdr}" &&
778 echo "#include $hdr" ||
779 echo "#include <$hdr>"
780}
781
5adc829e
MR
782check_code(){
783 log check_code "$@"
784 check=$1
785 headers=$2
786 code=$3
787 shift 3
788 {
789 for hdr in $headers; do
52ccc4a0 790 print_include $hdr
5adc829e
MR
791 done
792 echo "int main(void) { $code; return 0; }"
793 } | check_$check "$@"
794}
795
50a334e4
MR
796check_cppflags(){
797 log check_cppflags "$@"
caf458dd 798 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
799int x;
800EOF
801}
802
23157d72
DB
803test_cflags(){
804 log test_cflags "$@"
01d31e16 805 set -- $($cflags_filter "$@")
23157d72 806 check_cc "$@" <<EOF
dcd479c0
MR
807int x;
808EOF
809}
810
23157d72
DB
811check_cflags(){
812 log check_cflags "$@"
813 test_cflags "$@" && add_cflags "$@"
814}
815
2ed46eea
MR
816test_ldflags(){
817 log test_ldflags "$@"
818 check_ld "$@" <<EOF
c23a0ac8 819int main(void){ return 0; }
dcd479c0
MR
820EOF
821}
822
2ed46eea
MR
823check_ldflags(){
824 log check_ldflags "$@"
825 test_ldflags "$@" && add_ldflags "$@"
826}
827
0673ede9
VG
828test_stripflags(){
829 log test_stripflags "$@"
830 # call check_cc to get a fresh TMPO
831 check_cc <<EOF
832int main(void) { return 0; }
833EOF
834 check_cmd $strip $STRIPFLAGS "$@" $TMPO
835}
836
837check_stripflags(){
838 log check_stripflags "$@"
839 test_stripflags "$@" && add_stripflags "$@"
840}
841
dcd479c0 842check_header(){
57bd82d4 843 log check_header "$@"
dcd479c0
MR
844 header=$1
845 shift
b77df637
MR
846 disable_safe $header
847 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
848#include <$header>
849int x;
850EOF
851}
852
853check_func(){
57bd82d4 854 log check_func "$@"
dcd479c0
MR
855 func=$1
856 shift
d8bc5f06
MR
857 disable $func
858 check_ld "$@" <<EOF && enable $func
dcd479c0 859extern int $func();
c23a0ac8 860int main(void){ $func(); }
dcd479c0
MR
861EOF
862}
863
645d2652 864check_mathfunc(){
6b73c0ae 865 log check_mathfunc "$@"
645d2652 866 func=$1
1aa07aa2
MR
867 narg=$2
868 shift 2
869 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
870 disable $func
871 check_ld "$@" <<EOF && enable $func
872#include <math.h>
1aa07aa2 873float foo(float f, float g) { return $func($args); }
33bd38db 874int main(void){ return 0; }
645d2652
MR
875EOF
876}
877
2446d3d6
DB
878check_func_headers(){
879 log check_func_headers "$@"
f8d7b072 880 headers=$1
edaf1ae2 881 funcs=$2
f8d7b072 882 shift 2
edaf1ae2
MR
883 {
884 for hdr in $headers; do
52ccc4a0 885 print_include $hdr
edaf1ae2
MR
886 done
887 for func in $funcs; do
888 echo "long check_$func(void) { return (long) $func; }"
889 done
890 echo "int main(void) { return 0; }"
891 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
892}
893
a5344cf7
SS
894check_cpp_condition(){
895 log check_cpp_condition "$@"
896 header=$1
897 condition=$2
f855b7b9 898 shift 2
cd52ec95 899 check_cpp "$@" <<EOF
a5344cf7
SS
900#include <$header>
901#if !($condition)
902#error "unsatisfied condition: $condition"
903#endif
904EOF
905}
906
57bd82d4
MR
907check_lib(){
908 log check_lib "$@"
909 header="$1"
910 func="$2"
911 shift 2
84400e9d 912 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
913}
914
f8d7b072
MR
915check_lib2(){
916 log check_lib2 "$@"
917 headers="$1"
edaf1ae2 918 funcs="$2"
f8d7b072 919 shift 2
edaf1ae2 920 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
921}
922
3f8040db
MR
923check_pkg_config(){
924 log check_pkg_config "$@"
925 pkg="$1"
926 headers="$2"
927 funcs="$3"
928 shift 3
7f9e893f 929 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
930 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
931 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
932 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
933 set_safe ${pkg}_cflags $pkg_cflags &&
934 set_safe ${pkg}_libs $pkg_libs
935}
936
dcd479c0 937check_exec(){
2270b4b2 938 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
939}
940
7dfef245 941check_exec_crash(){
5e622c40 942 code=$(cat)
7dfef245
MR
943
944 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
945 # are safe but may not be available everywhere. Thus we use
946 # raise(SIGTERM) instead. The check is run in a subshell so we
947 # can redirect the "Terminated" message from the shell. SIGBUS
948 # is not defined by standard C so it is used conditionally.
949
2270b4b2 950 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
951#include <signal.h>
952static void sighandler(int sig){
953 raise(SIGTERM);
954}
692dd8ed
MR
955int foo(void){
956 $code
957}
9495cd17 958int (*func_ptr)(void) = foo;
e5af4a11 959int main(void){
7dfef245
MR
960 signal(SIGILL, sighandler);
961 signal(SIGFPE, sighandler);
962 signal(SIGSEGV, sighandler);
963#ifdef SIGBUS
964 signal(SIGBUS, sighandler);
965#endif
9495cd17 966 return func_ptr();
7dfef245
MR
967}
968EOF
969}
970
72be9e73
DY
971check_type(){
972 log check_type "$@"
973 headers=$1
974 type=$2
975 shift 2
ae550ce9 976 disable_safe "$type"
5adc829e 977 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
978}
979
14d36751 980check_struct(){
813b82b9 981 log check_struct "$@"
14d36751
MR
982 headers=$1
983 struct=$2
984 member=$3
985 shift 3
986 disable_safe "${struct}_${member}"
5adc829e
MR
987 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
988 enable_safe "${struct}_${member}"
14d36751
MR
989}
990
9c7d85b3
DB
991check_builtin(){
992 log check_builtin "$@"
993 name=$1
994 headers=$2
995 builtin=$3
996 shift 3
997 disable "$name"
998 check_code ld "$headers" "$builtin" "$@" && enable "$name"
999}
1000
e854b8f9
AK
1001check_compile_assert(){
1002 log check_compile_assert "$@"
1003 name=$1
1004 headers=$2
1005 condition=$3
1006 shift 3
1007 disable "$name"
1008 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1009}
1010
57bd82d4
MR
1011require(){
1012 name="$1"
1013 header="$2"
1014 func="$3"
1015 shift 3
1016 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1017}
1018
f8d7b072
MR
1019require2(){
1020 name="$1"
1021 headers="$2"
1022 func="$3"
1023 shift 3
1024 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1025}
1026
3f8040db
MR
1027require_pkg_config(){
1028 pkg="$1"
1029 check_pkg_config "$@" || die "ERROR: $pkg not found"
1030 add_cflags $(get_safe ${pkg}_cflags)
1031 add_extralibs $(get_safe ${pkg}_libs)
1032}
1033
27565164
DB
1034hostcc_e(){
1035 eval printf '%s\\n' $HOSTCC_E
1036}
1037
ae43c4c0
MR
1038hostcc_o(){
1039 eval printf '%s\\n' $HOSTCC_O
1040}
1041
f0125de9
MR
1042check_host_cc(){
1043 log check_host_cc "$@"
1044 cat > $TMPC
1045 log_file $TMPC
ae43c4c0 1046 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1047}
1048
27565164
DB
1049check_host_cpp(){
1050 log check_host_cpp "$@"
1051 cat > $TMPC
1052 log_file $TMPC
1053 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1054}
1055
4cc4b33f
DB
1056check_host_cppflags(){
1057 log check_host_cppflags "$@"
1058 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1059int x;
1060EOF
1061}
1062
f0125de9
MR
1063check_host_cflags(){
1064 log check_host_cflags "$@"
6c3fa06a 1065 set -- $($host_cflags_filter "$@")
f0125de9
MR
1066 check_host_cc "$@" <<EOF && append host_cflags "$@"
1067int x;
1068EOF
1069}
1070
27565164
DB
1071check_host_cpp_condition(){
1072 log check_host_cpp_condition "$@"
1073 header=$1
1074 condition=$2
1075 shift 2
1076 check_host_cpp "$@" <<EOF
1077#include <$header>
1078#if !($condition)
1079#error "unsatisfied condition: $condition"
1080#endif
1081EOF
1082}
1083
c505dd31
MR
1084apply(){
1085 file=$1
1086 shift
1087 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1088}
1089
c34681df 1090cp_if_changed(){
5e27ec28
MR
1091 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1092 mkdir -p "$(dirname $2)"
4ebc6a74 1093 $cp_f "$1" "$2"
c34681df
MR
1094}
1095
dcd61286
DB
1096# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1097# system-dependent things.
1098
4a0d6686
AJ
1099COMPONENT_LIST="
1100 bsfs
1101 decoders
1102 demuxers
1103 encoders
3cde40aa 1104 filters
5666fd73 1105 hwaccels
c552605c 1106 indevs
4a0d6686 1107 muxers
c552605c 1108 outdevs
4a0d6686
AJ
1109 parsers
1110 protocols
1111"
1112
ab81f24a 1113EXAMPLE_LIST="
b339182e 1114 avcodec_example
e7dfaf16 1115 filter_audio_example
b339182e 1116 metadata_example
ab81f24a 1117 output_example
10421bcf 1118 transcode_aac_example
ab81f24a
DB
1119"
1120
3fc09b00
MR
1121EXTERNAL_LIBRARY_LIST="
1122 avisynth
1123 bzlib
1124 frei0r
1125 gnutls
1126 libcdio
1127 libdc1394
1128 libfaac
1129 libfdk_aac
1130 libfreetype
1131 libgsm
1132 libilbc
1133 libmp3lame
1134 libopencore_amrnb
1135 libopencore_amrwb
1136 libopencv
1137 libopenjpeg
1138 libopus
1139 libpulse
1140 librtmp
1141 libschroedinger
1142 libspeex
1143 libtheora
1144 libvo_aacenc
1145 libvo_amrwbenc
1146 libvorbis
1147 libvpx
84d3ff50 1148 libwavpack
be7c3231 1149 libwebp
3fc09b00 1150 libx264
50ea9315 1151 libx265
3fc09b00
MR
1152 libxavs
1153 libxvid
1154 openssl
1155 x11grab
1156 zlib
1157"
1158
d0adf55c
DB
1159FEATURE_LIST="
1160 gray
1161 hardcoded_tables
1162 runtime_cpudetect
1163 safe_bitstream_reader
1164 shared
1165 small
1166 sram
1167 static
1168 swscale_alpha
1169"
1170
70b348ec
DB
1171HWACCEL_LIST="
1172 dxva2
1173 vaapi
1174 vda
1175 vdpau
1176"
7caf48e0 1177
d89f2fa9
DB
1178LIBRARY_LIST="
1179 avcodec
1180 avdevice
1181 avfilter
1182 avformat
1183 avresample
1184 avutil
1185 swscale
1186"
1187
d0adf55c
DB
1188LICENSE_LIST="
1189 gpl
1190 nonfree
1191 version3
1192"
1193
055c61b8
DB
1194PROGRAM_LIST="
1195 avconv
1196 avplay
1197 avprobe
1198 avserver
055c61b8
DB
1199"
1200
d0adf55c 1201SUBSYSTEM_LIST="
7f3f5f46 1202 dct
4da3f410 1203 doc
0b499c9b 1204 error_resilience
1848f7d9 1205 fft
b781cc12 1206 lsp
2a91ada8 1207 lzo
47a158cb 1208 mdct
d0adf55c
DB
1209 network
1210 rdft
1211"
1212
1213CONFIG_LIST="
1214 $COMPONENT_LIST
1215 $EXAMPLE_LIST
1216 $EXTERNAL_LIBRARY_LIST
1217 $FEATURE_LIST
1218 $HWACCEL_LIST
1219 $LICENSE_LIST
1220 $LIBRARY_LIST
1221 $PROGRAM_LIST
1222 $SUBSYSTEM_LIST
c88f5d72 1223 memalign_hack
44a0a98f 1224 neon_clobber_test
8a3c8627 1225 pic
7caf48e0 1226 pod2man
f187557a 1227 texi2html
8986fddc 1228 thumb
7e4d9d5d 1229 xmm_clobber_test
4a0d6686 1230"
c88f5d72 1231
7caf48e0 1232THREADS_LIST="
8eee7025
DB
1233 pthreads
1234 w32threads
7caf48e0 1235"
8eee7025 1236
7caf48e0 1237ATOMICS_LIST="
f9f6402e 1238 atomics_gcc
f9f6402e 1239 atomics_suncc
93e65e9a 1240 atomics_win32
7caf48e0 1241"
f9f6402e 1242
7caf48e0 1243ARCH_LIST="
5873b623 1244 aarch64
3f5b56e5 1245 alpha
a2fc0f6a 1246 arm
fdcd782d
MR
1247 avr32
1248 avr32_ap
1249 avr32_uc
3f5b56e5
MR
1250 bfin
1251 ia64
1252 m68k
1253 mips
bae3abb0 1254 mips64
3f5b56e5 1255 parisc
79cb09b2 1256 ppc
34d11b87 1257 ppc64
3f5b56e5
MR
1258 s390
1259 sh4
1260 sparc
1261 sparc64
c75848cd
DB
1262 tilegx
1263 tilepro
0844bae1 1264 tomi
3f5b56e5
MR
1265 x86
1266 x86_32
1267 x86_64
7caf48e0 1268"
3f5b56e5 1269
7caf48e0 1270ARCH_EXT_LIST_ARM="
81dfa21e
MR
1271 armv5te
1272 armv6
1273 armv6t2
8675bcb0 1274 armv8
81dfa21e 1275 neon
b3267559 1276 vfp
81dfa21e 1277 vfpv3
7caf48e0 1278"
81dfa21e 1279
7caf48e0 1280ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1281 amd3dnow
a1ef9f08 1282 amd3dnowext
50cd43f2 1283 avx
4d6ee072 1284 avx2
1b932eb1 1285 fma3
50cd43f2
DB
1286 fma4
1287 mmx
1288 mmxext
1289 sse
1290 sse2
1291 sse3
1292 sse4
1293 sse42
1294 ssse3
7caf48e0
DB
1295 xop
1296"
50cd43f2 1297
7a650caf
DB
1298ARCH_EXT_LIST_PPC="
1299 altivec
1300 dcbzl
1301 ldbrx
1302 ppc4xx
1303"
1304
84bf8817
DB
1305ARCH_EXT_LIST_X86="
1306 $ARCH_EXT_LIST_X86_SIMD
1307 cpunop
1308 i686
1309"
1310
50cd43f2 1311ARCH_EXT_LIST="
81dfa21e 1312 $ARCH_EXT_LIST_ARM
7a650caf 1313 $ARCH_EXT_LIST_PPC
50cd43f2 1314 $ARCH_EXT_LIST_X86
7a650caf
DB
1315 loongson
1316 vis
50cd43f2 1317"
3f5b56e5 1318
7a650caf
DB
1319ARCH_FEATURES="
1320 aligned_stack
1321 fast_64bit
1322 fast_clz
1323 fast_cmov
1324 local_aligned_8
1325 local_aligned_16
1326"
1327
1328BUILTIN_LIST="
1329 atomic_cas_ptr
1330 machine_rw_barrier
1331 MemoryBarrier
1332 mm_empty
1333 rdtsc
1334 sync_val_compare_and_swap
1335"
7caf48e0 1336HAVE_LIST_CMDLINE="
fd712a55
DB
1337 inline_asm
1338 symver
1339 yasm
7caf48e0 1340"
fd712a55 1341
7caf48e0 1342HAVE_LIST_PUB="
a3e02a8c 1343 bigendian
d268eee9 1344 fast_unaligned
7caf48e0 1345"
a3e02a8c 1346
7a650caf
DB
1347HEADERS_LIST="
1348 alsa_asoundlib_h
1349 altivec_h
1350 arpa_inet_h
1351 cdio_paranoia_h
1352 cdio_paranoia_paranoia_h
1353 dev_bktr_ioctl_bt848_h
1354 dev_bktr_ioctl_meteor_h
1355 dev_ic_bt8xx_h
1356 dev_video_bktr_ioctl_bt848_h
1357 dev_video_meteor_ioctl_meteor_h
1358 direct_h
1359 dlfcn_h
1360 dxva_h
1361 gsm_h
1362 io_h
1363 mach_mach_time_h
1364 machine_ioctl_bt848_h
1365 machine_ioctl_meteor_h
1366 malloc_h
1367 poll_h
1368 sndio_h
1369 soundcard_h
1370 sys_mman_h
1371 sys_param_h
1372 sys_resource_h
1373 sys_select_h
1374 sys_soundcard_h
1375 sys_time_h
1376 sys_un_h
1377 sys_videoio_h
1378 unistd_h
1379 windows_h
1380 winsock2_h
1381"
1382
79042ab3 1383MATH_FUNCS="
fab0a8b2
MR
1384 atanf
1385 atan2f
79042ab3 1386 cbrtf
fab0a8b2 1387 cosf
79042ab3
DB
1388 exp2
1389 exp2f
fab0a8b2 1390 expf
79042ab3
DB
1391 isinf
1392 isnan
fab0a8b2 1393 ldexpf
79042ab3
DB
1394 llrint
1395 llrintf
1396 log2
1397 log2f
fab0a8b2 1398 log10f
79042ab3
DB
1399 lrint
1400 lrintf
fab0a8b2 1401 powf
79042ab3
DB
1402 rint
1403 round
1404 roundf
fab0a8b2 1405 sinf
79042ab3
DB
1406 trunc
1407 truncf
1408"
1409
7a650caf 1410SYSTEM_FUNCS="
be1a839c 1411 aligned_malloc
ecf97f22 1412 closesocket
15caccb9 1413 CommandLineToArgvW
1093383d 1414 CryptGenRandom
c88f5d72 1415 dlopen
534a2231 1416 fcntl
e854b8f9 1417 flt_lim
9d99cc5a 1418 fork
84882df6 1419 getaddrinfo
da9e86f8 1420 gethrtime
667fb97a 1421 getopt
02e8f427 1422 GetProcessAffinityMask
fc5607f8 1423 GetProcessMemoryInfo
4e68cb8a 1424 GetProcessTimes
66be5b45 1425 getrusage
c3e73100 1426 getservbyport
7caf48e0 1427 GetSystemTimeAsFileTime
61183b5a 1428 gettimeofday
2e1913b1 1429 inet_aton
abfc8d05 1430 isatty
8772997d 1431 jack_port_get_latency_range
a5b64584 1432 localtime_r
c708b540 1433 mach_absolute_time
73f6d31e 1434 MapViewOfFile
c88f5d72 1435 memalign
6ffa87d3 1436 mkstemp
0328b9ea 1437 mmap
e98b02de 1438 mprotect
d3d3a32c 1439 nanosleep
1f91cdce 1440 posix_memalign
ea4d5f48 1441 sched_getaffinity
7e6a11bc 1442 SetConsoleTextAttribute
b507ebd1 1443 setmode
3e0b1c9a 1444 setrlimit
d3d3a32c 1445 Sleep
87958234 1446 strerror_r
6379900c 1447 strptime
7a650caf
DB
1448 sysconf
1449 sysctl
1450 usleep
1451 VirtualAlloc
1452"
1453
1454TOOLCHAIN_FEATURES="
1455 asm_mod_q
1456 attribute_may_alias
1457 attribute_packed
1458 ebp_available
1459 ebx_available
1460 gnu_as
1461 ibm_asm
1462 inline_asm_labels
1463 pragma_deprecated
1464 symver_asm_label
1465 symver_gnu_asm
1466 vfp_args
1467 xform_asm
1468 xmm_clobbers
1469"
1470
1471TYPES_LIST="
1472 socklen_t
c0018613 1473 struct_addrinfo
75d339e0
MS
1474 struct_group_source_req
1475 struct_ip_mreq_source
b4d68544 1476 struct_ipv6_mreq
cdee08e3 1477 struct_pollfd
3e0b1c9a 1478 struct_rusage_ru_maxrss
b4d68544 1479 struct_sockaddr_in6
3b2372bf 1480 struct_sockaddr_sa_len
33a4dbdd 1481 struct_sockaddr_storage
a6a4793d 1482 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1483"
1484
1485HAVE_LIST="
1486 $ARCH_EXT_LIST
1487 $(add_suffix _external $ARCH_EXT_LIST)
1488 $(add_suffix _inline $ARCH_EXT_LIST)
1489 $ARCH_FEATURES
1490 $ATOMICS_LIST
1491 $BUILTIN_LIST
1492 $HAVE_LIST_CMDLINE
1493 $HAVE_LIST_PUB
1494 $HEADERS_LIST
1495 $MATH_FUNCS
1496 $SYSTEM_FUNCS
1497 $THREADS_LIST
1498 $TOOLCHAIN_FEATURES
1499 $TYPES_LIST
1500 atomics_native
1501 dos_paths
1502 libc_msvcrt
1503 libdc1394_1
1504 libdc1394_2
1505 sdl
b265431e 1506 threads
7671dd7c 1507 vdpau_x11
7671dd7c 1508 xlib
0cb78cef 1509"
44161118 1510
511cf612 1511# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1512CONFIG_EXTRA="
87849592 1513 aandcttables
bfe9f48a 1514 ac3dsp
aa11cb79 1515 audio_frame_queue
8ef33497 1516 cabac
b93b27ed 1517 dsputil
bfe9f48a 1518 gcrypt
478fd534 1519 golomb
9cad0e4e 1520 gplv3
0338c396 1521 h263dsp
478fd534
DB
1522 h264chroma
1523 h264dsp
1524 h264pred
915a2a0a 1525 h264qpel
68d8238c 1526 hpeldsp
478fd534 1527 huffman
dc4d726b 1528 intrax8
9cad0e4e 1529 lgplv3
478fd534 1530 lpc
1e164c0b 1531 mpegaudio
bfe9f48a 1532 mpegaudiodsp
18bbca1f 1533 mpegvideo
ad08dfd5 1534 mpegvideoenc
bfe9f48a 1535 nettle
f704a079 1536 rangecoder
255d9c57 1537 riffdec
3dd5c95d 1538 riffenc
bfe9f48a 1539 rtpdec
5ad2f0bf 1540 rtpenc_chain
bfe9f48a 1541 sinewin
57f09608 1542 tpeldsp
8c53d39e 1543 videodsp
ab9f9876 1544 vp3dsp
b6bb00b0
MR
1545"
1546
520cc7f1 1547CMDLINE_SELECT="
3f5b56e5 1548 $ARCH_EXT_LIST
520cc7f1 1549 $CONFIG_LIST
fd712a55 1550 $HAVE_LIST_CMDLINE
8eee7025 1551 $THREADS_LIST
c8a4ae00 1552 asm
db6107b6 1553 cross_compile
520cc7f1
MR
1554 debug
1555 extra_warnings
8c6afa4d 1556 logging
65d12900 1557 lto
d2bbb2f7 1558 optimizations
520cc7f1 1559"
426be5dc 1560
7caf48e0 1561PATHS_LIST="
d156bede 1562 bindir
14a8acf1 1563 datadir
f4ca970d 1564 docdir
26759c44
MR
1565 incdir
1566 libdir
26759c44
MR
1567 mandir
1568 prefix
1569 shlibdir
7caf48e0 1570"
426be5dc
DB
1571
1572CMDLINE_SET="
1573 $PATHS_LIST
121d78d0 1574 ar
426be5dc 1575 arch
313c46a6 1576 as
426be5dc
DB
1577 build_suffix
1578 cc
1579 cpu
1580 cross_prefix
50567afa 1581 dep_cc
ac63af34 1582 extra_version
9da6609f
MR
1583 host_cc
1584 host_cflags
095792f2 1585 host_ld
9da6609f
MR
1586 host_ldflags
1587 host_libs
82bb3329 1588 host_os
684b28e0 1589 ld
426be5dc 1590 logfile
4ae40685 1591 malloc_prefix
89641463 1592 nm
9cd7b854 1593 optflags
3f8040db 1594 pkg_config
390acbea 1595 pkg_config_flags
154caa67 1596 random_seed
2fad0977 1597 samples
c5200f17
MR
1598 sysinclude
1599 sysroot
a7ada2ba 1600 target_exec
26759c44 1601 target_os
a7ada2ba 1602 target_path
ba13606c 1603 target_samples
aeeb782c 1604 toolchain
426be5dc 1605"
520cc7f1 1606
89f2932b
MR
1607CMDLINE_APPEND="
1608 extra_cflags
4cc4b33f 1609 host_cppflags
89f2932b
MR
1610"
1611
912f3148
DB
1612# code dependency declarations
1613
9eeed841 1614# architecture extensions
808fa33c 1615
a2fc0f6a
MR
1616armv5te_deps="arm"
1617armv6_deps="arm"
ab5cb084 1618armv6t2_deps="arm"
8675bcb0 1619armv8_deps="aarch64"
b7b17ed6
JG
1620neon_deps_any="aarch64 arm"
1621vfp_deps_any="aarch64 arm"
b3267559 1622vfpv3_deps="vfp"
808fa33c 1623
637606de
MR
1624map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1625
808fa33c
MR
1626altivec_deps="ppc"
1627ppc4xx_deps="ppc"
1628
84146963
DB
1629cpunop_deps="i686"
1630x86_64_select="i686"
1631x86_64_suggest="fast_cmov"
50cd43f2 1632
808fa33c
MR
1633amd3dnow_deps="mmx"
1634amd3dnowext_deps="amd3dnow"
fb87e69f 1635i686_deps="x86"
9eeed841 1636mmx_deps="x86"
239fdf1b 1637mmxext_deps="mmx"
50cd43f2
DB
1638sse_deps="mmxext"
1639sse2_deps="sse"
1640sse3_deps="sse2"
1641ssse3_deps="sse3"
1642sse4_deps="ssse3"
1643sse42_deps="sse4"
1644avx_deps="sse42"
10b0161d 1645xop_deps="avx"
1b932eb1 1646fma3_deps="avx"
79687079 1647fma4_deps="avx"
4d6ee072 1648avx2_deps="avx"
9eeed841 1649
43b73d59
DB
1650mmx_external_deps="yasm"
1651mmx_inline_deps="inline_asm"
1652mmx_suggest="mmx_external mmx_inline"
1653
84bf8817 1654for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1655 eval dep=\$${ext}_deps
1656 eval ${ext}_external_deps='"${dep}_external"'
1657 eval ${ext}_inline_deps='"${dep}_inline"'
1658 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1659done
1660
032d4da8
JG
1661aligned_stack_if_any="aarch64 ppc x86"
1662fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1663fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1664fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1665
3e0b1c9a 1666need_memalign="altivec neon sse"
89e053f8 1667
1a5fdf95
DB
1668# system capabilities
1669log2_deps="!libc_msvcrt"
1670
b462d132
MR
1671symver_if_any="symver_asm_label symver_gnu_asm"
1672
8558595a
DB
1673# threading support
1674atomics_gcc_if="sync_val_compare_and_swap"
1675atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1676atomics_win32_if="MemoryBarrier"
1677atomics_native_if_any="$ATOMICS_LIST"
874c751c 1678w32threads_deps="atomics_native"
8558595a
DB
1679threads_if_any="$THREADS_LIST"
1680
26fbcc85 1681# subsystems
dc609252 1682dct_select="rdft"
b93b27ed 1683error_resilience_select="dsputil"
26fbcc85
MR
1684mdct_select="fft"
1685rdft_select="fft"
1e164c0b 1686mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1687mpegaudiodsp_select="dct"
f4fed5a2 1688mpegvideo_select="dsputil hpeldsp videodsp"
b5f112d8 1689mpegvideoenc_select="dsputil mpegvideo"
26fbcc85 1690
ed40b6bf 1691# decoders / encoders
cfc2a0cf 1692aac_decoder_select="mdct sinewin"
aa11cb79 1693aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1694aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1695ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1696ac3_encoder_select="mdct ac3dsp dsputil"
1697ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1698aic_decoder_select="dsputil golomb"
f4d608e3 1699alac_encoder_select="lpc"
b93b27ed 1700als_decoder_select="dsputil"
b781cc12 1701amrnb_decoder_select="lsp"
2b2a597e 1702amrwb_decoder_select="lsp"
0a36988e 1703amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1704ape_decoder_select="dsputil"
1705asv1_decoder_select="dsputil"
1706asv1_encoder_select="dsputil"
1707asv2_decoder_select="dsputil"
1708asv2_encoder_select="dsputil"
4538729a 1709atrac1_decoder_select="mdct sinewin"
26fbcc85 1710atrac3_decoder_select="mdct"
e6f0bb65 1711atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1712bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1713binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1714binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1715cavs_decoder_select="dsputil golomb h264chroma videodsp"
1716cllc_decoder_select="dsputil"
9b500b8f 1717comfortnoise_encoder_select="lpc"
b93b27ed 1718cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1719cscd_decoder_select="lzo"
2eef7c62 1720cscd_decoder_suggest="zlib"
26fbcc85 1721dca_decoder_select="mdct"
b93b27ed
RB
1722dnxhd_decoder_select="dsputil"
1723dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1724dvvideo_decoder_select="dsputil"
1725dvvideo_encoder_select="dsputil"
61c31e4e 1726dxa_decoder_deps="zlib"
baf91bb9 1727eac3_decoder_select="ac3_decoder"
4264a0dd 1728eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1729eamad_decoder_select="aandcttables dsputil mpegvideo"
1730eatgq_decoder_select="aandcttables dsputil"
bbb64356 1731eatqi_decoder_select="aandcttables dsputil error_resilience mpegvideo"
38389058 1732exr_decoder_deps="zlib"
cd832f03
DB
1733ffv1_decoder_select="golomb rangecoder"
1734ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1735ffvhuff_decoder_select="huffyuv_decoder"
1736ffvhuff_encoder_select="huffyuv_encoder"
cde7df25 1737fic_decoder_select="dsputil golomb"
4f034993 1738flac_decoder_select="golomb"
b93b27ed 1739flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1740flashsv_decoder_deps="zlib"
1741flashsv_encoder_deps="zlib"
1742flashsv2_decoder_deps="zlib"
4414137e 1743flv_decoder_select="h263_decoder"
4d4b4bd1 1744flv_encoder_select="h263_encoder"
b93b27ed
RB
1745fourxm_decoder_select="dsputil"
1746fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1747g2m_decoder_deps="zlib"
1748g2m_decoder_select="dsputil"
c292f6a2 1749h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1750h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1751h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1752h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1753h263i_decoder_select="h263_decoder"
fe629c2d 1754h263p_encoder_select="h263_encoder"
8ef33497 1755h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1756h264_decoder_suggest="error_resilience"
8ef33497 1757hevc_decoder_select="cabac dsputil golomb videodsp"
b93b27ed
RB
1758huffyuv_decoder_select="dsputil"
1759huffyuv_encoder_select="dsputil huffman"
34150be5 1760iac_decoder_select="imc_decoder"
b93b27ed 1761imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1762indeo3_decoder_select="hpeldsp"
8071264f 1763interplay_video_decoder_select="hpeldsp"
8e0cf39f 1764jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1765jpegls_encoder_select="golomb"
b93b27ed
RB
1766jv_decoder_select="dsputil"
1767lagarith_decoder_select="dsputil"
ad08dfd5 1768ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1769loco_decoder_select="golomb"
b93b27ed 1770mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1771metasound_decoder_select="lsp mdct sinewin"
c1047003 1772mimic_decoder_select="dsputil hpeldsp"
28bc406c 1773mjpeg_decoder_select="dsputil hpeldsp"
6cd76e54 1774mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1775mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1776mlp_decoder_select="mlp_parser"
b93b27ed 1777motionpixels_decoder_select="dsputil"
1e164c0b
DB
1778mp1_decoder_select="mpegaudio"
1779mp1float_decoder_select="mpegaudio"
1780mp2_decoder_select="mpegaudio"
1781mp2float_decoder_select="mpegaudio"
1782mp3_decoder_select="mpegaudio"
1783mp3adu_decoder_select="mpegaudio"
1784mp3adufloat_decoder_select="mpegaudio"
1785mp3float_decoder_select="mpegaudio"
1786mp3on4_decoder_select="mpegaudio"
1787mp3on4float_decoder_select="mpegaudio"
b93b27ed 1788mpc7_decoder_select="dsputil mpegaudiodsp"
88b24064 1789mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1790mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1791mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1792mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1793mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1794mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1795mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1796mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1797mpeg4_encoder_select="h263_encoder"
4414137e 1798msmpeg4v1_decoder_select="h263_decoder"
4414137e 1799msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1800msmpeg4v2_encoder_select="h263_encoder"
4414137e 1801msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1802msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1803mss2_decoder_select="error_resilience vc1_decoder"
8e0cf39f 1804mxpeg_decoder_select="mjpeg_decoder"
4538729a 1805nellymoser_decoder_select="mdct sinewin"
aa11cb79 1806nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1807nuv_decoder_select="dsputil lzo"
61c31e4e 1808png_decoder_deps="zlib"
61c31e4e
DB
1809png_encoder_deps="zlib"
1810png_encoder_select="dsputil"
b93b27ed
RB
1811prores_decoder_select="dsputil"
1812prores_encoder_select="dsputil"
b781cc12 1813qcelp_decoder_select="lsp"
c4f5c2d6 1814qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1815ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1816ralf_decoder_select="golomb"
0338c396 1817rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1818rv10_encoder_select="h263_encoder"
0338c396 1819rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1820rv20_encoder_select="h263_encoder"
870add0d
DB
1821rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1822rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1823shorten_decoder_select="golomb"
b781cc12 1824sipr_decoder_select="lsp"
8e0cf39f 1825sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1826svq1_decoder_select="hpeldsp"
1277dc07 1827svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
57f09608 1828svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1829svq3_decoder_suggest="zlib"
b93b27ed 1830tak_decoder_select="dsputil"
4eef77c1 1831theora_decoder_select="vp3_decoder"
7caf48e0 1832thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1833tiff_decoder_suggest="zlib"
1834tiff_encoder_suggest="zlib"
aec09a00 1835truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1836truemotion2_decoder_select="dsputil"
1837truespeech_decoder_select="dsputil"
61c31e4e 1838tscc_decoder_deps="zlib"
4538729a 1839twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1840utvideo_decoder_select="dsputil"
1841utvideo_encoder_select="dsputil huffman"
1842vble_decoder_select="dsputil"
dc4d726b 1843vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
45ecda85 1844vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1845vorbis_decoder_select="mdct"
1846vorbis_encoder_select="mdct"
3bd062bf 1847vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1848vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1849vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1850vp6a_decoder_select="vp6_decoder"
1851vp6f_decoder_select="vp6_decoder"
ac4b32df 1852vp7_decoder_select="h264pred videodsp"
8c53d39e 1853vp8_decoder_select="h264pred videodsp"
72ca830f 1854vp9_decoder_select="videodsp"
c4bfa098 1855webp_decoder_select="vp8_decoder"
4538729a
MR
1856wmapro_decoder_select="mdct sinewin"
1857wmav1_decoder_select="mdct sinewin"
1858wmav1_encoder_select="mdct sinewin"
1859wmav2_decoder_select="mdct sinewin"
1860wmav2_encoder_select="mdct sinewin"
1861wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1862wmv1_decoder_select="h263_decoder"
665507aa 1863wmv1_encoder_select="h263_encoder"
dc4d726b 1864wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1865wmv2_encoder_select="h263_encoder"
015f8ee0 1866wmv3_decoder_select="vc1_decoder"
45ecda85 1867wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1868zerocodec_decoder_deps="zlib"
1869zlib_decoder_deps="zlib"
1870zlib_encoder_deps="zlib"
1871zmbv_decoder_deps="zlib"
1872zmbv_encoder_deps="zlib"
30fd06be 1873
ed40b6bf 1874# hardware accelerators
215cdd35 1875dxva2_deps="dxva2api_h"
0afab17e 1876vaapi_deps="va_va_h"
ac3dbb4d 1877vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1878vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1879vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1880
82ca17ac
DB
1881h263_vaapi_hwaccel_deps="vaapi"
1882h263_vaapi_hwaccel_select="h263_decoder"
1883h263_vdpau_hwaccel_deps="vdpau"
1884h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1885h264_dxva2_hwaccel_deps="dxva2"
1886h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1887h264_vaapi_hwaccel_deps="vaapi"
1888h264_vaapi_hwaccel_select="h264_decoder"
1889h264_vda_hwaccel_deps="vda"
1890h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1891h264_vdpau_hwaccel_deps="vdpau"
1892h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1893mpeg1_vdpau_hwaccel_deps="vdpau"
1894mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1895mpeg2_dxva2_hwaccel_deps="dxva2"
1896mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1897mpeg2_vaapi_hwaccel_deps="vaapi"
1898mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1899mpeg2_vdpau_hwaccel_deps="vdpau"
1900mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1901mpeg4_vaapi_hwaccel_deps="vaapi"
1902mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1903mpeg4_vdpau_hwaccel_deps="vdpau"
1904mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1905vc1_dxva2_hwaccel_deps="dxva2"
1906vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1907vc1_vaapi_hwaccel_deps="vaapi"
1908vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1909vc1_vdpau_hwaccel_deps="vdpau"
1910vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1911wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1912wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1913wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1914
28b80940 1915# parsers
fb7127b2 1916h264_parser_select="h264_decoder"
192ccc50 1917mpeg4video_parser_select="error_resilience h263dsp mpegvideo"
c292f6a2 1918mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1919vc1_parser_select="mpegvideo"
28b80940 1920
912f3148 1921# external libraries
c9171a83 1922libfaac_encoder_deps="libfaac"
aa11cb79 1923libfaac_encoder_select="audio_frame_queue"
4f2b469d 1924libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1925libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1926libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1927libgsm_decoder_deps="libgsm"
1928libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1929libgsm_ms_decoder_deps="libgsm"
1930libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1931libilbc_decoder_deps="libilbc"
1932libilbc_encoder_deps="libilbc"
1cc60c47 1933libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1934libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1935libopencore_amrnb_decoder_deps="libopencore_amrnb"
1936libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1937libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1938libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1939libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1940libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1941libopus_decoder_deps="libopus"
6cb8c854 1942libopus_encoder_deps="libopus"
aa11cb79 1943libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1944libschroedinger_decoder_deps="libschroedinger"
1945libschroedinger_encoder_deps="libschroedinger"
ae14f311 1946libspeex_decoder_deps="libspeex"
b606a017 1947libspeex_encoder_deps="libspeex"
aa11cb79 1948libspeex_encoder_select="audio_frame_queue"
150d2772 1949libtheora_encoder_deps="libtheora"
d89e738a 1950libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1951libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1952libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1953libvorbis_encoder_deps="libvorbis"
aa11cb79 1954libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1955libvpx_vp8_decoder_deps="libvpx"
1956libvpx_vp8_encoder_deps="libvpx"
1957libvpx_vp9_decoder_deps="libvpx"
1958libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1959libwavpack_encoder_deps="libwavpack"
be7c3231 1960libwebp_encoder_deps="libwebp"
1cc60c47 1961libx264_encoder_deps="libx264"
50ea9315 1962libx265_encoder_deps="libx265"
de295976 1963libxavs_encoder_deps="libxavs"
1cc60c47 1964libxvid_encoder_deps="libxvid"
30fd06be 1965
912f3148 1966# demuxers / muxers
c2dd0e9e 1967ac3_demuxer_select="ac3_parser"
255d9c57 1968asf_demuxer_select="riffdec"
3dd5c95d 1969asf_muxer_select="riffenc"
647c2356 1970asf_stream_muxer_select="asf_muxer"
255d9c57 1971avi_demuxer_select="riffdec"
3dd5c95d 1972avi_muxer_select="riffenc"
4e622dea 1973avisynth_demuxer_deps="avisynth"
255d9c57
DB
1974avisynth_demuxer_select="riffdec"
1975caf_demuxer_select="riffdec"
c2dd0e9e 1976dirac_demuxer_select="dirac_parser"
255d9c57 1977dxa_demuxer_select="riffdec"
5b423887 1978eac3_demuxer_select="ac3_parser"
e01fba55 1979f4v_muxer_select="mov_muxer"
c2dd0e9e 1980flac_demuxer_select="flac_parser"
435214a7 1981hds_muxer_select="flv_muxer"
c9031c7c 1982hls_muxer_select="mpegts_muxer"
647c2356 1983ipod_muxer_select="mov_muxer"
31f16dc1 1984ismv_muxer_select="mov_muxer"
647c2356 1985matroska_audio_muxer_select="matroska_muxer"
255d9c57 1986matroska_demuxer_select="riffdec"
2a91ada8 1987matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1988matroska_muxer_select="riffenc"
1989mmf_muxer_select="riffenc"
255d9c57 1990mov_demuxer_select="riffdec"
4e622dea 1991mov_demuxer_suggest="zlib"
3dd5c95d 1992mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1993mp3_demuxer_select="mpegaudio_parser"
647c2356 1994mp4_muxer_select="mov_muxer"
75644335 1995mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1996mpegtsraw_demuxer_select="mpegts_demuxer"
1997mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1998nut_muxer_select="riffenc"
255d9c57 1999nuv_demuxer_select="riffdec"
24ca518b 2000ogg_demuxer_select="golomb"
647c2356 2001psp_muxer_select="mov_muxer"
44594cc7 2002rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2003rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2004rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2005rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2006sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2007sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2008sdp_demuxer_select="rtpdec"
e772f9fa 2009smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2010spdif_muxer_select="aac_parser"
57231e4d 2011tak_demuxer_select="tak_parser"
647c2356
DB
2012tg2_muxer_select="mov_muxer"
2013tgp_muxer_select="mov_muxer"
a7d45e06 2014w64_demuxer_select="wav_demuxer"
255d9c57 2015wav_demuxer_select="riffdec"
3dd5c95d
DB
2016wav_muxer_select="riffenc"
2017webm_muxer_select="riffenc"
255d9c57
DB
2018wtv_demuxer_select="riffdec"
2019xmv_demuxer_select="riffdec"
2020xwma_demuxer_select="riffdec"
4e622dea
SS
2021
2022# indevs / outdevs
38e54a75 2023alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2024alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2025bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2026dv1394_indev_deps="dv1394"
2027dv1394_indev_select="dv_demuxer"
c6f95144 2028fbdev_indev_deps="linux_fb_h"
a3fc62e8 2029jack_indev_deps="jack_jack_h pthreads"
e417d80d 2030libcdio_indev_deps="libcdio"
38e54a75 2031libdc1394_indev_deps="libdc1394"
38e54a75
SS
2032oss_indev_deps_any="soundcard_h sys_soundcard_h"
2033oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2034pulse_indev_deps="libpulse"
15d59d2c
B
2035sndio_indev_deps="sndio_h"
2036sndio_outdev_deps="sndio_h"
38e54a75 2037v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2038vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2039vfwcap_indev_extralibs="-lavicap32"
24f8961f 2040x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2041
912f3148 2042# protocols
acd554c1
SP
2043ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2044ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2045ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2046ffrtmphttp_protocol_deps="!librtmp_protocol"
2047ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2048gopher_protocol_select="network"
279a0c97 2049http_protocol_select="tcp_protocol"
7caf48e0 2050httpproxy_protocol_select="tcp_protocol"
183baead 2051https_protocol_select="tls_protocol"
c3b57d6e
DB
2052librtmp_protocol_deps="librtmp"
2053librtmpe_protocol_deps="librtmp"
2054librtmps_protocol_deps="librtmp"
2055librtmpt_protocol_deps="librtmp"
2056librtmpte_protocol_deps="librtmp"
c60a2d70 2057mmsh_protocol_select="http_protocol"
998c1ee1 2058mmst_protocol_select="network"
c3b57d6e 2059rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2060rtmp_protocol_select="tcp_protocol"
acd554c1 2061rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2062rtmps_protocol_deps="!librtmp_protocol"
2063rtmps_protocol_select="tls_protocol"
775c4d36 2064rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2065rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2066rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2067rtp_protocol_select="udp_protocol"
998c1ee1
DB
2068sctp_protocol_deps="struct_sctp_event_subscribe"
2069sctp_protocol_select="network"
0eecafc9 2070srtp_protocol_select="rtp_protocol"
998c1ee1 2071tcp_protocol_select="network"
558d192d
MS
2072tls_protocol_deps_any="openssl gnutls"
2073tls_protocol_select="tcp_protocol"
998c1ee1 2074udp_protocol_select="network"
60538758
LB
2075unix_protocol_deps="sys_un_h"
2076unix_protocol_select="network"
c08fb000 2077
6ebf0bfc 2078# filters
13fabd7a 2079blackframe_filter_deps="gpl"
ce6b6ef6 2080boxblur_filter_deps="gpl"
68b79bfc 2081cropdetect_filter_deps="gpl"
b157be1f 2082delogo_filter_deps="gpl"
a5b64584 2083drawtext_filter_deps="libfreetype"
61b323ce 2084frei0r_filter_deps="frei0r dlopen"
cfec77aa 2085frei0r_filter_extralibs='$ldl'
61b323ce 2086frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2087frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2088hqdn3d_filter_deps="gpl"
3fce1367 2089interlace_filter_deps="gpl"
cf69ad35 2090ocv_filter_deps="libopencv"
7caf48e0 2091resample_filter_deps="avresample"
2f296e39 2092scale_filter_deps="swscale"
6ebf0bfc 2093
ab81f24a 2094# examples
b339182e 2095avcodec_example_deps="avcodec avutil"
e7dfaf16 2096filter_audio_example_deps="avfilter avutil"
b339182e 2097metadata_example_deps="avformat avutil"
ab81f24a 2098output_example_deps="avcodec avformat avutil swscale"
10421bcf 2099transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2100
5a0f7131 2101# libraries
d89f2fa9
DB
2102avcodec_deps="avutil"
2103avdevice_deps="avutil avcodec avformat"
2104avfilter_deps="avutil"
2105avformat_deps="avutil avcodec"
2106avresample_deps="avutil"
2107swscale_deps="avutil"
f7679c54 2108
912f3148 2109# programs
54fd593a 2110avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2111avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2112 fps_filter null_filter resample_filter scale_filter
bce70f81 2113 setpts_filter trim_filter"
d173ede1 2114avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2115avplay_libs='$sdl_libs'
266463da 2116avplay_select="rdft"
9e12f0bf 2117avprobe_deps="avcodec avformat"
406e6c0b
DB
2118avserver_deps="avformat fork !shared"
2119avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2120
4da3f410 2121# documentation
92f0abb2 2122pod2man_deps="doc"
4da3f410
DB
2123texi2html_deps="doc"
2124
de6d9b64 2125# default parameters
8a608357 2126
19bd477d 2127logfile="config.log"
8a608357
MR
2128
2129# installation paths
c9d19248
MR
2130prefix_default="/usr/local"
2131bindir_default='${prefix}/bin'
6291d7e4 2132datadir_default='${prefix}/share/avconv'
f4ca970d 2133docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2134incdir_default='${prefix}/include'
2135libdir_default='${prefix}/lib'
2136mandir_default='${prefix}/share/man'
2137shlibdir_default="$libdir_default"
8a608357
MR
2138
2139# toolchain
121d78d0 2140ar_default="ar"
13c7df3d 2141cc_default="gcc"
9da6609f 2142host_cc_default="gcc"
4ebc6a74 2143cp_f="cp -f"
b58b00ae 2144ln_s="ln -s -f"
2a8a860a 2145nm_default="nm -g"
11e6d03a 2146objformat="elf"
3f8040db 2147pkg_config_default=pkg-config
be7109c1 2148ranlib="ranlib"
e52567c2 2149strip="strip"
11e6d03a 2150yasmexe="yasm"
8a608357 2151
3e0b1c9a 2152nogas=":"
8182dc34 2153
8a608357 2154# machine
8d4c00ed 2155arch_default=$(uname -m)
38d0a8aa 2156cpu="generic"
8a608357 2157
8a608357 2158# OS
8d4c00ed
MR
2159target_os_default=$(tolower $(uname -s))
2160host_os=$target_os_default
8a608357 2161
8a608357 2162# configurable options
ab81f24a 2163enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2164
3e0b1c9a
DB
2165enable asm
2166enable debug
2167enable doc
8400d6b8 2168enable optimizations
8cfbbd92 2169enable safe_bitstream_reader
530dc538 2170enable static
a9ddb5b1 2171enable swscale_alpha
8a608357 2172
2e2ec667
DB
2173# By default, enable only those hwaccels that have no external dependencies.
2174enable dxva2 vdpau
2175
8a608357 2176# build settings
9987769a 2177SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2178LIBPREF="lib"
2179LIBSUF=".a"
c5f14466
RP
2180FULLNAME='$(NAME)$(BUILDSUF)'
2181LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2182SLIBPREF="lib"
2183SLIBSUF=".so"
c5f14466 2184SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2185SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2186SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2187LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2188SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2189SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2190
68485d1f
MR
2191asflags_filter=echo
2192cflags_filter=echo
64933b6c
MR
2193ldflags_filter=echo
2194
23565c26 2195AS_C='-c'
bc877faf 2196AS_O='-o $@'
23565c26 2197CC_C='-c'
18031c49 2198CC_E='-E -o $@'
7e6c86e6 2199CC_O='-o $@'
a758c5e2 2200LD_O='-o $@'
8db73c61
MR
2201LD_LIB='-l%'
2202LD_PATH='-L'
23565c26 2203HOSTCC_C='-c'
27565164 2204HOSTCC_E='-E -o $@'
a758c5e2 2205HOSTCC_O='-o $@'
095792f2 2206HOSTLD_O='-o $@'
7e6c86e6 2207
9da6609f 2208host_libs='-lm'
6c3fa06a
MR
2209host_cflags_filter=echo
2210host_ldflags_filter=echo
9da6609f 2211
9b861379 2212target_path='$(CURDIR)'
a7ada2ba 2213
a158446b
MR
2214# since the object filename is not given with the -MM flag, the compiler
2215# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2216DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2217DEPFLAGS='-MM'
315c741d 2218
c597172e 2219# find source path
24524f36 2220if test -f configure; then
f038cf3c 2221 source_path=.
c597172e 2222else
8477f2de 2223 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2224 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2225 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2226 test -e "$source_path/config.h" &&
2227 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2228fi
2229
13cbe2c0 2230for v in "$@"; do
b04251c5
MR
2231 r=${v#*=}
2232 l=${v%"$r"}
2233 r=$(sh_quote "$r")
29ba0911 2234 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2235done
c597172e 2236
73ef8980
MR
2237find_things(){
2238 thing=$1
2239 pattern=$2
2240 file=$source_path/$3
932ccf39 2241 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2242}
2243
2244ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2245DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2246HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2247PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2248BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2249MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2250DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2251OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2252INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2253PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2254FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2255
54e75be4
DB
2256ALL_COMPONENTS="
2257 $BSF_LIST
2258 $DECODER_LIST
2259 $DEMUXER_LIST
2260 $ENCODER_LIST
2261 $FILTER_LIST
2262 $HWACCEL_LIST
2263 $INDEV_LIST
2264 $MUXER_LIST
2265 $OUTDEV_LIST
2266 $PARSER_LIST
2267 $PROTOCOL_LIST
2268"
2269
8469ae22
MR
2270for n in $COMPONENT_LIST; do
2271 v=$(toupper ${n%s})_LIST
2272 eval enable \$$v
2273 eval ${n}_if_any="\$$v"
2274done
2275
206a070d 2276enable $ARCH_EXT_LIST
c597172e
MR
2277
2278die_unknown(){
2279 echo "Unknown option \"$1\"."
2280 echo "See $0 --help for available options."
2281 exit 1
2282}
2283
7432e872
DB
2284print_3_columns() {
2285 cat | tr ' ' '\n' | sort | pr -r -3 -t
2286}
2287
794f8e97 2288show_list() {
bf0c4afa
RP
2289 suffix=_$1
2290 shift
7432e872 2291 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2292 exit 0
2293}
2294
154caa67
MR
2295rand_list(){
2296 IFS=', '
2297 set -- $*
2298 unset IFS
2299 for thing; do
2300 comp=${thing%:*}
2301 prob=${thing#$comp}
2302 prob=${prob#:}
2303 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2304 echo "prob ${prob:-0.5}"
2305 printf '%s\n' $comp
2306 done
2307}
2308
2309do_random(){
2310 action=$1
2311 shift
2312 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2313 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2314}
2315
c597172e 2316for opt do
7483e694
DB
2317 optval="${opt#*=}"
2318 case "$opt" in
ea061af1
DB
2319 --extra-ldflags=*)
2320 add_ldflags $optval
7e9e7cc2 2321 ;;
ea061af1
DB
2322 --extra-libs=*)
2323 add_extralibs $optval
7e9e7cc2 2324 ;;
ea061af1
DB
2325 --disable-devices)
2326 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2327 ;;
ea061af1
DB
2328 --enable-debug=*)
2329 debuglevel="$optval"
7e9e7cc2
MR
2330 ;;
2331 --disable-programs)
2332 disable $PROGRAM_LIST
2333 ;;
2334 --disable-everything)
2335 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2336 ;;
844c6852
DB
2337 --disable-all)
2338 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2339 disable $LIBRARY_LIST $PROGRAM_LIST doc
2340 ;;
7e9e7cc2
MR
2341 --enable-random|--disable-random)
2342 action=${opt%%-random}
2343 do_random ${action#--} $COMPONENT_LIST
2344 ;;
2345 --enable-random=*|--disable-random=*)
2346 action=${opt%%-random=*}
2347 do_random ${action#--} $optval
2348 ;;
2349 --enable-*=*|--disable-*=*)
2350 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2351 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2352 eval list=\$$(toupper $thing)_LIST
2353 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2354 $action $(filter "$name" $list)
2355 ;;
2356 --enable-?*|--disable-?*)
2357 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2358 if is_in $option $COMPONENT_LIST; then
2359 test $action = disable && action=unset
2360 eval $action \$$(toupper ${option%s})_LIST
2361 elif is_in $option $CMDLINE_SELECT; then
2362 $action $option
2363 else
2364 die_unknown $opt
2365 fi
2366 ;;
2367 --list-*)
2368 NAME="${opt#--list-}"
2369 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2370 NAME=${NAME%s}
2371 eval show_list $NAME \$$(toupper $NAME)_LIST
2372 ;;
2373 --help|-h) show_help
2374 ;;
2375 *)
2376 optname="${opt%%=*}"
2377 optname="${optname#--}"
2378 optname=$(echo "$optname" | sed 's/-/_/g')
2379 if is_in $optname $CMDLINE_SET; then
2380 eval $optname='$optval'
2381 elif is_in $optname $CMDLINE_APPEND; then
2382 append $optname "$optval"
2383 else
2384 die_unknown $opt
2385 fi
2386 ;;
7483e694 2387 esac
c597172e
MR
2388done
2389
bcea99bb
MR
2390disabled logging && logfile=/dev/null
2391
29ba0911 2392echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2393set >> $logfile
2394
9da6609f
MR
2395test -n "$cross_prefix" && enable cross_compile
2396
8d4c00ed
MR
2397if enabled cross_compile; then
2398 test -n "$arch" && test -n "$target_os" ||
2399 die "Must specify target arch and OS when cross-compiling"
2400fi
2401
121d78d0 2402ar_default="${cross_prefix}${ar_default}"
11e6d03a 2403cc_default="${cross_prefix}${cc_default}"
20e0ed95 2404nm_default="${cross_prefix}${nm_default}"
3f8040db 2405pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2406ranlib="${cross_prefix}${ranlib}"
e52567c2 2407strip="${cross_prefix}${strip}"
adb2b908 2408
c5200f17
MR
2409sysinclude_default="${sysroot}/usr/include"
2410
aeeb782c 2411case "$toolchain" in
0fbb62a8
LB
2412 clang-asan)
2413 cc_default="clang"
19f251a2
LB
2414 add_cflags -fsanitize=address
2415 add_ldflags -fsanitize=address
0fbb62a8
LB
2416 ;;
2417 clang-tsan)
2418 cc_default="clang"
19f251a2
LB
2419 add_cflags -fsanitize=thread -pie
2420 add_ldflags -fsanitize=thread -pie
0fbb62a8 2421 ;;
d6a27f88
LB
2422 clang-usan)
2423 cc_default="clang"
2424 add_cflags -fsanitize=undefined
2425 add_ldflags -fsanitize=undefined
2426 ;;
0ba49d28
LB
2427 gcc-asan)
2428 cc_default="gcc"
2429 add_cflags -fsanitize=address
2430 add_ldflags -fsanitize=address
2431 ;;
2432 gcc-tsan)
2433 cc_default="gcc"
2434 add_cflags -fsanitize=thread -pie -fPIC
2435 add_ldflags -fsanitize=thread -pie -fPIC
2436 ;;
d6a27f88
LB
2437 gcc-usan)
2438 cc_default="gcc"
2439 add_cflags -fsanitize=undefined
2440 add_ldflags -fsanitize=undefined
2441 ;;
edfe609f
LB
2442 valgrind-massif)
2443 target_exec_default="valgrind"
2444 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2445 ;;
b1ee8eec
RT
2446 valgrind-memcheck)
2447 target_exec_default="valgrind"
2448 target_exec_args="--track-origins=yes --leak-check=full"
2449 ;;
aeeb782c 2450 msvc)
16381923
MS
2451 # Check whether the current MSVC version needs the C99 converter.
2452 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2453 # support enough of C99 to build libav. Default to the new
16381923
MS
2454 # behaviour if the regexp was unable to match anything, since this
2455 # successfully parses the version number of existing supported
2456 # versions that require the converter (MSVC 2010 and 2012).
2457 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2458 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2459 cc_default="cl"
16381923
MS
2460 else
2461 cc_default="c99wrap cl"
2462 fi
ea9f7173 2463 ld_default="link"
aeeb782c 2464 nm_default="dumpbin -symbols"
ac3a9b51 2465 ar_default="lib"
53e8cd68 2466 target_os_default="win32"
ea9f7173
MS
2467 # Use a relative path for TMPDIR. This makes sure all the
2468 # ffconf temp files are written with a relative path, avoiding
2469 # issues with msys/win32 path conversion for MSVC parameters
2470 # such as -Fo<file> or -out:<file>.
2471 TMPDIR=.
aeeb782c 2472 ;;
322e4194 2473 icl)
ea9f7173
MS
2474 cc_default="icl"
2475 ld_default="xilink"
322e4194
AS
2476 nm_default="dumpbin -symbols"
2477 ar_default="xilib"
2478 target_os_default="win32"
ea9f7173 2479 TMPDIR=.
322e4194 2480 ;;
a862c7d3
RT
2481 gcov)
2482 add_cflags -fprofile-arcs -ftest-coverage
2483 add_ldflags -fprofile-arcs -ftest-coverage
2484 ;;
e7891305 2485 hardened)
7caf48e0 2486 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2487 add_ldflags -Wl,-z,relro -Wl,-z,now
2488 ;;
aeeb782c
MR
2489 ?*)
2490 die "Unknown toolchain $toolchain"
2491 ;;
2492esac
2493
b1ee8eec 2494set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2495enabled cross_compile || host_cc_default=$cc
2496set_default host_cc
13c7df3d 2497
762f95e4
MR
2498if ! $pkg_config --version >/dev/null 2>&1; then
2499 warn "$pkg_config not found, library detection may fail."
2500 pkg_config=false
2501fi
2502
82bb3329
MR
2503exesuf() {
2504 case $1 in
53e8cd68 2505 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2506 esac
2507}
2508
2509EXESUF=$(exesuf $target_os)
2510HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2511
e4e69e0b 2512# set temporary file name
a49d42c2 2513: ${TMPDIR:=$TEMPDIR}
c51fafa1 2514: ${TMPDIR:=$TMP}
a49d42c2 2515: ${TMPDIR:=/tmp}
e4e69e0b 2516
a210bce2 2517if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2518 # simple replacement for missing mktemp
2519 # NOT SAFE FOR GENERAL USE
2520 mktemp(){
09a5c245 2521 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2522 }
2523fi
2524
2525tmpfile(){
2526 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2527 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2528 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2529 append TMPFILES $tmp
2530 eval $1=$tmp
2531}
2532
2533trap 'rm -f -- $TMPFILES' EXIT
54460a83 2534
55127e7b 2535tmpfile TMPASM .asm
3e0b1c9a
DB
2536tmpfile TMPC .c
2537tmpfile TMPE $EXESUF
2538tmpfile TMPH .h
2539tmpfile TMPO .o
2540tmpfile TMPS .S
2541tmpfile TMPSH .sh
2542tmpfile TMPV .ver
54460a83
MR
2543
2544unset -f mktemp
e4e69e0b 2545
fb3c4ffc
MR
2546chmod +x $TMPE
2547
993f2d0f
MR
2548# make sure we can execute files in $TMPDIR
2549cat > $TMPSH 2>> $logfile <<EOF
2550#! /bin/sh
2551EOF
2552chmod +x $TMPSH >> $logfile 2>&1
2553if ! $TMPSH >> $logfile 2>&1; then
2554 cat <<EOF
2555Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2556variable to another directory and make sure that it is not mounted noexec.
2557EOF
2558 die "Sanity test failed."
2559fi
993f2d0f 2560
457cc333
MR
2561ccc_flags(){
2562 for flag; do
2563 case $flag in
2564 -std=c99) echo -c99 ;;
2565 -mcpu=*) echo -arch ${flag#*=} ;;
2566 -mieee) echo -ieee ;;
2567 -O*|-fast) echo $flag ;;
2568 -fno-math-errno) echo -assume nomath_errno ;;
2569 -g) echo -g3 ;;
2570 -Wall) echo -msg_enable level2 ;;
2571 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2572 -Wl,*) echo $flag ;;
2573 -f*|-W*) ;;
2574 *) echo $flag ;;
2575 esac
2576 done
2577}
2578
e5d45e02
LB
2579cparser_flags(){
2580 for flag; do
2581 case $flag in
2582 -Wno-switch) echo -Wno-switch-enum ;;
2583 -Wno-format-zero-length) ;;
2584 -Wdisabled-optimization) ;;
2585 -Wno-pointer-sign) echo -Wno-other ;;
2586 *) echo $flag ;;
2587 esac
2588 done
2589}
2590
14fb9d3d 2591msvc_common_flags(){
dfa559bc
RB
2592 for flag; do
2593 case $flag in
14fb9d3d
AS
2594 # In addition to specifying certain flags under the compiler
2595 # specific filters, they must be specified here as well or else the
2596 # generic catch all at the bottom will print the original flag.
2597 -Wall) ;;
2598 -std=c99) ;;
2599 # Common flags
9f4a16c5 2600 -fomit-frame-pointer) ;;
dfa559bc 2601 -g) echo -Z7 ;;
dfa559bc
RB
2602 -fno-math-errno) ;;
2603 -fno-common) ;;
2604 -fno-signed-zeros) ;;
50640977 2605 -fPIC) ;;
9f30fb5a
MS
2606 -mthumb) ;;
2607 -march=*) ;;
dfa559bc 2608 -lz) echo zlib.lib ;;
bd680c7b
DB
2609 -lavifil32) echo vfw32.lib ;;
2610 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2611 -l*) echo ${flag#-l}.lib ;;
2612 *) echo $flag ;;
2613 esac
2614 done
2615}
2616
14fb9d3d
AS
2617msvc_flags(){
2618 msvc_common_flags "$@"
2619 for flag; do
2620 case $flag in
ace87c19 2621 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2622 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2623 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2624 -wd4273 ;;
14fb9d3d
AS
2625 esac
2626 done
2627}
2628
2629icl_flags(){
2630 msvc_common_flags "$@"
2631 for flag; do
2632 case $flag in
2633 # Despite what Intel's documentation says -Wall, which is supported
2634 # on Windows, does enable remarks so disable them here.
2635 -Wall) echo $flag -Qdiag-disable:remark ;;
2636 -std=c99) echo -Qstd=c99 ;;
2637 esac
2638 done
2639}
2640
d0c6d424
MR
2641pgi_flags(){
2642 for flag; do
2643 case $flag in
643933f5 2644 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2645 -fomit-frame-pointer) echo -Mnoframe ;;
2646 -g) echo -gopt ;;
2647 *) echo $flag ;;
2648 esac
2649 done
2650}
2651
2652suncc_flags(){
2653 for flag; do
2654 case $flag in
2655 -march=*|-mcpu=*)
2656 case "${flag#*=}" in
2657 native) echo -xtarget=native ;;
2658 v9|niagara) echo -xarch=sparc ;;
2659 ultrasparc) echo -xarch=sparcvis ;;
2660 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2661 i586|pentium) echo -xchip=pentium ;;
2662 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2663 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2664 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2665 pentium4*) echo -xtarget=pentium4 ;;
2666 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2667 *-sse3) echo -xarch=sse3 ;;
2668 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2669 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2670 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2671 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2672 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2673 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2674 echo -xarch=sse2a ;;
2675 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2676 esac
2677 ;;
2678 -std=c99) echo -xc99 ;;
2679 -fomit-frame-pointer) echo -xregs=frameptr ;;
2680 -fPIC) echo -KPIC -xcode=pic32 ;;
2681 -W*,*) echo $flag ;;
5e753ed5
SM
2682 -f*-*|-W*|-mimpure-text) ;;
2683 -shared) echo -G ;;
d0c6d424
MR
2684 *) echo $flag ;;
2685 esac
2686 done
2687}
2688
2689tms470_flags(){
2690 for flag; do
2691 case $flag in
2692 -march=*|-mcpu=*)
2693 case "${flag#*=}" in
2694 armv7-a|cortex-a*) echo -mv=7a8 ;;
2695 armv7-r|cortex-r*) echo -mv=7r4 ;;
2696 armv7-m|cortex-m*) echo -mv=7m3 ;;
2697 armv6*|arm11*) echo -mv=6 ;;
2698 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2699 echo -mv=5e ;;
2700 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2701 esac
2702 ;;
2703 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2704 -mfpu=vfp) echo --float_support=vfpv2 ;;
2705 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2706 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2707 -msoft-float) echo --float_support=vfplib ;;
2708 -O[0-3]|-mf=*) echo $flag ;;
2709 -g) echo -g -mn ;;
2710 -pds=*) echo $flag ;;
ad93dccb
MR
2711 -D*|-I*) echo $flag ;;
2712 --gcc|--abi=*) echo $flag ;;
2713 -me) echo $flag ;;
d0c6d424
MR
2714 esac
2715 done
2716}
2717
a758c5e2
MR
2718probe_cc(){
2719 pfx=$1
2720 _cc=$2
2721
8db73c61
MR
2722 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2723 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2724 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2725 _flags_filter=echo
2726
2727 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2728 _type=llvm_gcc
2729 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2730 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2731 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2732 _cflags_speed='-O3'
2733 _cflags_size='-Os'
2734 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2735 _type=gcc
2736 gcc_version=$($_cc --version | head -n1)
2737 gcc_basever=$($_cc -dumpversion)
2738 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2739 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2740 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2741 if ! $_cc -dumpversion | grep -q '^2\.'; then
2742 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2743 fi
2744 _cflags_speed='-O3'
2745 _cflags_size='-Os'
b2d688ea 2746 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2747 _type=icc
2748 _ident=$($_cc --version | head -n1)
2749 _depflags='-MMD'
2750 _cflags_speed='-O3'
2751 _cflags_size='-Os'
2752 _cflags_noopt='-O1'
2753 elif $_cc -v 2>&1 | grep -q xlc; then
2754 _type=xlc
2755 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2756 _cflags_speed='-O5'
2757 _cflags_size='-O5 -qcompact'
2758 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2759 _type=ccc
2760 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2761 _DEPFLAGS='-M'
a758c5e2
MR
2762 _cflags_speed='-fast'
2763 _cflags_size='-O1'
457cc333 2764 _flags_filter=ccc_flags
a758c5e2
MR
2765 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2766 test -d "$sysroot" || die "No valid sysroot specified."
2767 _type=armcc
2768 _ident=$($_cc --vsn | head -n1)
2769 armcc_conf="$PWD/armcc.conf"
2770 $_cc --arm_linux_configure \
2771 --arm_linux_config_file="$armcc_conf" \
2772 --configure_sysroot="$sysroot" \
2773 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2774 die "Error creating armcc configuration file."
2775 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2776 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2777 as_default="${cross_prefix}gcc"
2778 _depflags='-MMD'
2779 _cflags_speed='-O3'
2780 _cflags_size='-Os'
0122118e 2781 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2782 _type=tms470
2783 _ident=$($_cc -version | head -n1 | tr -s ' ')
2784 _flags='--gcc --abi=eabi -me'
18031c49 2785 _cc_e='-ppl -fe=$@'
a758c5e2 2786 _cc_o='-fe=$@'
a758c5e2
MR
2787 _depflags='-ppa -ppd=$(@:.o=.d)'
2788 _cflags_speed='-O3 -mf=5'
2789 _cflags_size='-O3 -mf=2'
2790 _flags_filter=tms470_flags
2791 elif $_cc -v 2>&1 | grep -q clang; then
2792 _type=clang
2793 _ident=$($_cc --version | head -n1)
9e057f53 2794 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2795 _cflags_speed='-O3'
2796 _cflags_size='-Os'
2797 elif $_cc -V 2>&1 | grep -q Sun; then
2798 _type=suncc
2799 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2800 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2801 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2802 _ldflags='-std=c99'
2803 _cflags_speed='-O5'
2804 _cflags_size='-O5 -xspace'
2805 _flags_filter=suncc_flags
2806 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2807 _type=pathscale
2808 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2809 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2810 _cflags_speed='-O2'
2811 _cflags_size='-Os'
2812 _flags_filter='filter_out -Wdisabled-optimization'
2813 elif $_cc -v 2>&1 | grep -q Open64; then
2814 _type=open64
2815 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2816 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2817 _cflags_speed='-O2'
2818 _cflags_size='-Os'
2819 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2820 elif $_cc -V 2>&1 | grep -q Portland; then
2821 _type=pgi
2822 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2823 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2824 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2825 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2826 _cflags_noopt="-O1"
2827 _flags_filter=pgi_flags
dfa559bc
RB
2828 elif $_cc 2>&1 | grep -q Microsoft; then
2829 _type=msvc
2830 _ident=$($cc 2>&1 | head -n1)
2831 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2832 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2833 _cflags_speed="-O2"
2834 _cflags_size="-O1"
dfa559bc 2835 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2836 _ld_o='-out:$@'
dfa559bc
RB
2837 else
2838 _ld_o='-Fe$@'
2839 fi
ea9f7173
MS
2840 _cc_o='-Fo$@'
2841 _cc_e='-P -Fi$@'
dfa559bc
RB
2842 _flags_filter=msvc_flags
2843 _ld_lib='lib%.a'
2844 _ld_path='-libpath:'
2845 _flags='-nologo'
09f2581d 2846 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2847 if [ $pfx = hostcc ]; then
6a0200f2 2848 append _cflags -Dsnprintf=_snprintf
dfa559bc 2849 fi
322e4194
AS
2850 elif $_cc 2>&1 | grep -q Intel; then
2851 _type=icl
2852 _ident=$($cc 2>&1 | head -n1)
2853 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2854 # Not only is O3 broken on 13.x+ but it is slower on all previous
2855 # versions (tested) as well.
322e4194
AS
2856 _cflags_speed="-O2"
2857 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2858 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2859 _ld_o='-out:$@'
322e4194
AS
2860 else
2861 _ld_o='-Fe$@'
2862 fi
ea9f7173 2863 _cc_o='-Fo$@'
322e4194 2864 _cc_e='-P'
14fb9d3d 2865 _flags_filter=icl_flags
322e4194
AS
2866 _ld_lib='lib%.a'
2867 _ld_path='-libpath:'
ace87c19 2868 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2869 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2870 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2871 # with MSVC which enables it by default.
e0d6e2fc 2872 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2873 if [ $pfx = hostcc ]; then
2874 append _cflags -Dsnprintf=_snprintf
2875 fi
e5d45e02
LB
2876 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2877 _type=cparser
2878 _ident=$($_cc --version | head -n1)
2879 _depflags='-MMD'
2880 _cflags_speed='-O4'
2881 _cflags_size='-O2'
2882 _flags_filter=cparser_flags
aef6bd1b 2883 fi
a758c5e2
MR
2884
2885 eval ${pfx}_type=\$_type
2886 eval ${pfx}_ident=\$_ident
2887}
2888
2889set_ccvars(){
23565c26 2890 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2891 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2892 eval ${1}_O=\${_cc_o-\${${1}_O}}
2893
2894 if [ -n "$_depflags" ]; then
2895 eval ${1}_DEPFLAGS=\$_depflags
2896 else
2897 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2898 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2899 eval DEP${1}FLAGS=\$_flags
2900 fi
2901}
2902
2903probe_cc cc "$cc"
2904cflags_filter=$_flags_filter
2905cflags_speed=$_cflags_speed
2906cflags_size=$_cflags_size
2907cflags_noopt=$_cflags_noopt
2908add_cflags $_flags $_cflags
2909cc_ldflags=$_ldflags
2910set_ccvars CC
2911
2912probe_cc hostcc "$host_cc"
2913host_cflags_filter=$_flags_filter
a758c5e2 2914add_host_cflags $_flags $_cflags
a758c5e2 2915set_ccvars HOSTCC
629687f6 2916
851ffa80
MR
2917test -n "$cc_type" && enable $cc_type ||
2918 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2919
75bafbac 2920: ${as_default:=$cc}
50567afa 2921: ${dep_cc_default:=$cc}
684b28e0 2922: ${ld_default:=$cc}
095792f2
MR
2923: ${host_ld_default:=$host_cc}
2924set_default ar as dep_cc ld host_ld
75800dce 2925
a758c5e2
MR
2926probe_cc as "$as"
2927asflags_filter=$_flags_filter
2928add_asflags $_flags $_cflags
2929set_ccvars AS
2930
2931probe_cc ld "$ld"
2932ldflags_filter=$_flags_filter
2933add_ldflags $_flags $_ldflags
2934test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2935LD_O=${_ld_o-$LD_O}
8db73c61
MR
2936LD_LIB=${_ld_lib-$LD_LIB}
2937LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2938
095792f2
MR
2939probe_cc hostld "$host_ld"
2940host_ldflags_filter=$_flags_filter
2941add_host_ldflags $_flags $_ldflags
2942HOSTLD_O=${_ld_o-$HOSTLD_O}
2943
a758c5e2
MR
2944if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2945 probe_cc depcc "$dep_cc"
2946 CCDEP=${_DEPCMD:-$DEPCMD}
2947 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2948 DEPCCFLAGS=$_flags
2949fi
07dec06e 2950
3dbc777c
MR
2951if $ar 2>&1 | grep -q Microsoft; then
2952 arflags="-nologo"
2953 ar_o='-out:$@'
2954elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2955 arflags="rq"
2956 ar_o='$@'
4822ee3c
DB
2957elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2958 arflags='-Xany -r -c'
2959 ar_o='$@'
3dbc777c
MR
2960else
2961 arflags="rc"
2962 ar_o='$@'
2963fi
2964
7f32f40c 2965add_cflags $extra_cflags
2f2e6c7c 2966add_asflags $extra_cflags
7f32f40c 2967
154d432c
MR
2968if test -n "$sysroot"; then
2969 case "$cc_type" in
00ba041c 2970 gcc|llvm_gcc|clang)
467256f2 2971 add_cppflags --sysroot="$sysroot"
154d432c
MR
2972 add_ldflags --sysroot="$sysroot"
2973 ;;
6fec122a
MR
2974 tms470)
2975 add_cppflags -I"$sysinclude"
2976 add_ldflags --sysroot="$sysroot"
2977 ;;
154d432c
MR
2978 esac
2979fi
2980
d22c13a8 2981if test "$cpu" = host; then
ace87c19
DB
2982 enabled cross_compile &&
2983 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2984
2985 case "$cc_type" in
613a4e3f 2986 gcc|llvm_gcc)
d22c13a8
MR
2987 check_native(){
2988 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2989 sed -n "/cc1.*$1=/{
27ce1be8
MR
2990 s/.*$1=\\([^ ]*\\).*/\\1/
2991 p
2992 q
2993 }" $TMPE
d22c13a8
MR
2994 }
2995 cpu=$(check_native -march || check_native -mcpu)
2996 ;;
2997 esac
2998
ace87c19
DB
2999 test "${cpu:-host}" = host &&
3000 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3001fi
3002
e939cedd
MR
3003# Deal with common $arch aliases
3004case "$arch" in
5873b623
MR
3005 aarch64|arm64)
3006 arch="aarch64"
3007 ;;
e939cedd
MR
3008 arm*)
3009 arch="arm"
3010 ;;
2acda282 3011 mips*|IP*)
e939cedd
MR
3012 arch="mips"
3013 ;;
a6e9d649 3014 parisc*|hppa*)
e939cedd
MR
3015 arch="parisc"
3016 ;;
56203596 3017 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3018 arch="ppc"
3019 ;;
e939cedd
MR
3020 s390|s390x)
3021 arch="s390"
3022 ;;
3023 sh4|sh)
3024 arch="sh4"
3025 ;;
4cd217c0 3026 sun4u|sparc*)
e939cedd 3027 arch="sparc"
e939cedd 3028 ;;
c75848cd
DB
3029 tilegx|tile-gx)
3030 arch="tilegx"
3031 ;;
d33ed7b3 3032 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3033 arch="x86"
3034 ;;
3035esac
3036
851ffa80 3037is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3038enable $arch
e939cedd 3039
df5cdc24 3040# Add processor-specific flags
9ebd45c2 3041if enabled aarch64; then
33db40f8
MR
3042
3043 case $cpu in
3044 armv*)
3045 cpuflags="-march=$cpu"
3046 ;;
3047 *)
3048 cpuflags="-mcpu=$cpu"
3049 ;;
3050 esac
3051
3052elif enabled alpha; then
3053
3054 cpuflags="-mcpu=$cpu"
3055
3056elif enabled arm; then
3057
1234c66a
MR
3058 check_arm_arch() {
3059 check_cpp_condition stddef.h \
3060 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3061 $cpuflags
3062 }
3063
3064 probe_arm_arch() {
3065 if check_arm_arch 4; then echo armv4;
3066 elif check_arm_arch 4T; then echo armv4t;
3067 elif check_arm_arch 5; then echo armv5;
3068 elif check_arm_arch 5E; then echo armv5e;
3069 elif check_arm_arch 5T; then echo armv5t;
3070 elif check_arm_arch 5TE; then echo armv5te;
3071 elif check_arm_arch 5TEJ; then echo armv5te;
3072 elif check_arm_arch 6; then echo armv6;
3073 elif check_arm_arch 6J; then echo armv6j;
3074 elif check_arm_arch 6K; then echo armv6k;
3075 elif check_arm_arch 6Z; then echo armv6z;
3076 elif check_arm_arch 6ZK; then echo armv6zk;
3077 elif check_arm_arch 6T2; then echo armv6t2;
3078 elif check_arm_arch 7; then echo armv7;
3079 elif check_arm_arch 7A 7_A; then echo armv7-a;
3080 elif check_arm_arch 7R 7_R; then echo armv7-r;
3081 elif check_arm_arch 7M 7_M; then echo armv7-m;
3082 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3083 elif check_arm_arch 8A 8_A; then echo armv8-a;
3084 fi
3085 }
3086
3087 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3088
33db40f8
MR
3089 case $cpu in
3090 armv*)
3091 cpuflags="-march=$cpu"
3092 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3093 ;;
3094 *)
3095 cpuflags="-mcpu=$cpu"
3096 case $cpu in
3097 cortex-a*) subarch=armv7a ;;
3098 cortex-r*) subarch=armv7r ;;
3099 cortex-m*) enable thumb; subarch=armv7m ;;
3100 arm11*) subarch=armv6 ;;
3101 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3102 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3103 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3104 esac
3105 ;;
3106 esac
3107
f0fe245b
MR
3108 case "$subarch" in
3109 armv5t*) enable fast_clz ;;
3110 armv[6-8]*) enable fast_clz fast_unaligned ;;
3111 esac
3112
33db40f8
MR
3113elif enabled avr32; then
3114
3115 case $cpu in
3116 ap7[02]0[0-2])
3117 subarch="avr32_ap"
3118 cpuflags="-mpart=$cpu"
3119 ;;
3120 ap)
3121 subarch="avr32_ap"
3122 cpuflags="-march=$cpu"
3123 ;;
3124 uc3[ab]*)
3125 subarch="avr32_uc"
3126 cpuflags="-mcpu=$cpu"
3127 ;;
3128 uc)
3129 subarch="avr32_uc"
3130 cpuflags="-march=$cpu"
3131 ;;
3132 esac
3133
3134elif enabled bfin; then
3135
3136 cpuflags="-mcpu=$cpu"
3137
3138elif enabled mips; then
3139
3140 cpuflags="-march=$cpu"
3141
5d54c126 3142elif enabled ppc; then
343aef9b 3143
606cc8af
DB
3144 disable ldbrx
3145
56348891
MR
3146 case $(tolower $cpu) in
3147 601|ppc601|powerpc601)
9dbd5c3d 3148 cpuflags="-mcpu=601"
64ad53ff 3149 disable altivec
9dbd5c3d 3150 ;;
56348891 3151 603*|ppc603*|powerpc603*)
9dbd5c3d 3152 cpuflags="-mcpu=603"
64ad53ff 3153 disable altivec
9dbd5c3d 3154 ;;
56348891 3155 604*|ppc604*|powerpc604*)
9dbd5c3d 3156 cpuflags="-mcpu=604"
64ad53ff 3157 disable altivec
9dbd5c3d 3158 ;;
56348891 3159 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3160 cpuflags="-mcpu=750"
64ad53ff 3161 disable altivec
9dbd5c3d 3162 ;;
56348891 3163 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3164 cpuflags="-mcpu=7450"
9dbd5c3d 3165 ;;
56348891 3166 74*|ppc74*|powerpc74*)
7f1fcaf0 3167 cpuflags="-mcpu=7400"
9dbd5c3d 3168 ;;
313f9fbf 3169 g5|970|ppc970|powerpc970)
7f1fcaf0 3170 cpuflags="-mcpu=970"
9dbd5c3d 3171 ;;
313f9fbf 3172 power[3-7]*)
7f1fcaf0 3173 cpuflags="-mcpu=$cpu"
313f9fbf 3174 ;;
56348891 3175 cell)
9dbd5c3d
MR
3176 cpuflags="-mcpu=cell"
3177 enable ldbrx
3178 ;;
4ab26cb4
DB
3179 e500mc)
3180 cpuflags="-mcpu=e500mc"
3181 disable altivec
3182 ;;
7b0b81a1
AL
3183 e500v2)
3184 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3185 disable altivec
54f78816 3186 disable dcbzl
7b0b81a1
AL
3187 ;;
3188 e500)
3189 cpuflags="-mcpu=8540 -mhard-float"
3190 disable altivec
54f78816 3191 disable dcbzl
7b0b81a1 3192 ;;
9dbd5c3d 3193 esac
343aef9b 3194
33db40f8
MR
3195elif enabled sparc; then
3196
3197 case $cpu in
3198 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3199 cpuflags="-mcpu=$cpu"
33db40f8
MR
3200 ;;
3201 ultrasparc*|niagara[234])
3202 cpuflags="-mcpu=$cpu"
3203 ;;
3204 esac
3205
343aef9b
MR
3206elif enabled x86; then
3207
9dbd5c3d
MR
3208 case $cpu in
3209 i[345]86|pentium)
3210 cpuflags="-march=$cpu"
3211 disable mmx
3212 ;;
f54b5505 3213 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3214 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3215 cpuflags="-march=$cpu"
f54b5505 3216 disable i686
9dbd5c3d 3217 ;;
f54b5505 3218 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3219 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3220 cpuflags="-march=$cpu"
f54b5505 3221 enable i686
9dbd5c3d
MR
3222 enable fast_cmov
3223 ;;
3224 # targets that do support conditional mov but on which it's slow
3225 pentium4|pentium4m|prescott|nocona)
3226 cpuflags="-march=$cpu"
f54b5505 3227 enable i686
9dbd5c3d
MR
3228 disable fast_cmov
3229 ;;
3230 esac
343aef9b 3231
343aef9b
MR
3232fi
3233
9ebd45c2
MR
3234if [ "$cpu" != generic ]; then
3235 add_cflags $cpuflags
3236 add_asflags $cpuflags
3237fi
df5cdc24 3238
993f2d0f
MR
3239# compiler sanity check
3240check_exec <<EOF
3241int main(void){ return 0; }
3242EOF
3243if test "$?" != 0; then
3244 echo "$cc is unable to create an executable file."
3245 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3246 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3247 echo "Only do this if you know what cross compiling means."
3248 fi
3249 die "C compiler test failed."
3250fi
3251
046f081b 3252add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3253check_cflags -std=c99
50a334e4 3254check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3255#include <stdlib.h>
3256EOF
50a334e4 3257check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3258#include <stdlib.h>
3259EOF
e9b9a2f8 3260
8267f936 3261add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3262check_host_cflags -std=c99
0a6db2a2 3263check_host_cflags -Wall
8267f936 3264check_host_cflags -O3
f0125de9 3265
d4c99513
MR
3266check_64bit(){
3267 arch32=$1
3268 arch64=$2
3269 expr=$3
3270 check_code cc "" "int test[2*($expr) - 1]" &&
3271 subarch=$arch64 || subarch=$arch32
3272}
3273
b24dbcbd 3274case "$arch" in
d11cb13b 3275 aarch64|alpha|ia64)
2acda282
MR
3276 spic=$shared
3277 ;;
3278 mips)
3279 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3280 spic=$shared
b24dbcbd 3281 ;;
a6e9d649
MR
3282 parisc)
3283 check_64bit parisc parisc64 'sizeof(void *) > 4'
3284 spic=$shared
3285 ;;
56203596
MR
3286 ppc)
3287 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3288 spic=$shared
56203596 3289 ;;
5ddc9f50
RT
3290 s390)
3291 check_64bit s390 s390x 'sizeof(void *) > 4'
3292 spic=$shared
3293 ;;
4cd217c0
MR
3294 sparc)
3295 check_64bit sparc sparc64 'sizeof(void *) > 4'
3296 spic=$shared
3297 ;;
e939cedd 3298 x86)
d4c99513 3299 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3300 if test "$subarch" = "x86_64"; then
e939cedd 3301 spic=$shared
de27f4d9 3302 fi
b24dbcbd 3303 ;;
b24dbcbd
RP
3304esac
3305
343aef9b 3306enable $subarch
b1803c79 3307enabled spic && enable_weak pic
b24dbcbd 3308
7483e694 3309# OS specific
4f854758 3310case $target_os in
d3635f3a 3311 aix)
80ade798 3312 SHFLAGS=-shared
d3635f3a 3313 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3314 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3315 ;;
a1629e28 3316 haiku)
63ae7e7c 3317 prefix_default="/boot/common"
108caaaa 3318 network_extralibs="-lnetwork"
f59c4bd6 3319 host_libs=
a1629e28 3320 ;;
7483e694 3321 sunos)
9987769a 3322 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3323 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3324 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3325 # When using suncc to build, the Solaris linker will mark
3326 # an executable with each instruction set encountered by
3327 # the Solaris assembler. As our libraries contain their own
3328 # guards for processor-specific code, instead suppress
3329 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3330 enabled_all suncc x86 &&
3331 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3332 add_ldflags -Wl,-M,mapfile
2a8a860a 3333 nm_default='nm -P -g'
7483e694
DB
3334 ;;
3335 netbsd)
a1e4b3f6 3336 disable symver
07a8eef6
MR
3337 oss_indev_extralibs="-lossaudio"
3338 oss_outdev_extralibs="-lossaudio"
7483e694 3339 ;;
d488c3bc 3340 openbsd|bitrig)
a1e4b3f6 3341 disable symver
7483e694 3342 SHFLAGS='-shared'
69dca3a4 3343 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3344 SLIB_INSTALL_LINKS=
07a8eef6
MR
3345 oss_indev_extralibs="-lossaudio"
3346 oss_outdev_extralibs="-lossaudio"
7483e694 3347 ;;
a1e4b3f6 3348 dragonfly)
a1e4b3f6
MR
3349 disable symver
3350 ;;
3351 freebsd)
7483e694
DB
3352 ;;
3353 bsd/os)
355d81df 3354 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3355 ;;