mpjpeg: Cope with multipart lacking the initial CRLF
[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."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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]
749b1f13 89 --enable-rpath use rpath when linking programs [USE WITH CARE]
06454877 90
3b327a4b 91Licensing options:
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92 --enable-gpl allow use of GPL code, the resulting libs
93 and binaries will be under GPL [no]
94 --enable-version3 upgrade (L)GPL to version 3 [no]
95 --enable-nonfree allow use of nonfree code, the resulting libs
96 and binaries will be unredistributable [no]
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97
98Configuration options:
99 --disable-static do not build static libraries [no]
100 --enable-shared build shared libraries [no]
101 --enable-small optimize for size instead of speed
102 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
103 --enable-gray enable full grayscale support (slower color)
104 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 105 --disable-all disable building components, libraries and programs
3b327a4b 106
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107Program options:
108 --disable-programs do not build command line programs
6291d7e4 109 --disable-avconv disable avconv build
266463da 110 --disable-avplay disable avplay build
9e12f0bf 111 --disable-avprobe disable avprobe build
894682a9 112 --disable-avserver deprecated, does nothing
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113
114Component options:
115 --disable-doc do not build documentation
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116 --disable-avdevice disable libavdevice build
117 --disable-avcodec disable libavcodec build
118 --disable-avformat disable libavformat build
d89f2fa9 119 --disable-avutil disable libavutil build
5a0f7131 120 --disable-swscale disable libswscale build
cccc039f 121 --disable-avfilter disable video filter support [no]
c8af852b 122 --disable-avresample disable libavresample build [no]
0dbfc1db 123 --disable-pthreads disable pthreads [auto]
7b7b220c 124 --disable-w32threads disable Win32 threads [auto]
06454877 125 --disable-network disable network support [no]
7f3f5f46 126 --disable-dct disable DCT code
0b499c9b 127 --disable-error-resilience disable error resilience code
193cdd9a 128 --disable-lsp disable LSP code
2a91ada8 129 --disable-lzo disable LZO decoder code
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130 --disable-mdct disable MDCT code
131 --disable-rdft disable RDFT code
3b327a4b 132 --disable-fft disable FFT code
1274ea8d 133 --disable-faan disable floating point AAN (I)DCT code
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134
135Hardware accelerators:
d8039ef8 136 --enable-d3d11va enable D3D11VA code
3b327a4b 137 --enable-dxva2 enable DXVA2 code
dcb73592 138 --enable-vaapi enable VAAPI code
ac3dbb4d 139 --enable-vda enable VDA code
e8f6bd4b 140 --enable-vdpau enable VDPAU code
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141
142Individual component options:
bb55e3a3 143 --disable-everything disable all components listed below
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144 --disable-encoder=NAME disable encoder NAME
145 --enable-encoder=NAME enable encoder NAME
146 --disable-encoders disable all encoders
147 --disable-decoder=NAME disable decoder NAME
148 --enable-decoder=NAME enable decoder NAME
149 --disable-decoders disable all decoders
150 --disable-hwaccel=NAME disable hwaccel NAME
151 --enable-hwaccel=NAME enable hwaccel NAME
152 --disable-hwaccels disable all hwaccels
153 --disable-muxer=NAME disable muxer NAME
154 --enable-muxer=NAME enable muxer NAME
155 --disable-muxers disable all muxers
156 --disable-demuxer=NAME disable demuxer NAME
157 --enable-demuxer=NAME enable demuxer NAME
158 --disable-demuxers disable all demuxers
159 --enable-parser=NAME enable parser NAME
160 --disable-parser=NAME disable parser NAME
161 --disable-parsers disable all parsers
162 --enable-bsf=NAME enable bitstream filter NAME
163 --disable-bsf=NAME disable bitstream filter NAME
164 --disable-bsfs disable all bitstream filters
165 --enable-protocol=NAME enable protocol NAME
166 --disable-protocol=NAME disable protocol NAME
167 --disable-protocols disable all protocols
3b327a4b 168 --enable-indev=NAME enable input device NAME
06454877 169 --disable-indev=NAME disable input device NAME
06454877 170 --disable-indevs disable input devices
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171 --enable-outdev=NAME enable output device NAME
172 --disable-outdev=NAME disable output device NAME
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173 --disable-outdevs disable output devices
174 --disable-devices disable all devices
175 --enable-filter=NAME enable filter NAME
176 --disable-filter=NAME disable filter NAME
177 --disable-filters disable all filters
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178
179External library support:
03039f4c 180 --enable-avisynth enable reading of AviSynth script files [no]
06454877 181 --enable-bzlib enable bzlib [autodetect]
47941088 182 --enable-frei0r enable frei0r video filtering
bc8c1395 183 --enable-gnutls enable gnutls [no]
1c0210c7 184 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 185 --enable-libcdio enable audio CD grabbing with libcdio
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186 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
187 and libraw1394 [no]
72025ac3 188 --enable-libdcadec enable DCA decoding via libdcadec [no]
c547e5ff 189 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 190 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 191 --enable-libfreetype enable libfreetype [no]
c547e5ff 192 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 193 --enable-libilbc enable iLBC de/encoding via libilbc [no]
4e08c821 194 --enable-libmfx enable HW acceleration through libmfx
06454877 195 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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196 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
197 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
198 --enable-libopencv enable video filtering via libopencv [no]
3852e2c9 199 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
453c02f9 200 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 201 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 202 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 203 --enable-librtmp enable RTMP[E] support via librtmp [no]
c547e5ff 204 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
7ca3e520 205 --enable-libsnappy enable Snappy compression [no]
c547e5ff 206 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 207 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 208 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 209 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 210 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 211 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 212 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 213 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 214 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 215 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 216 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 217 --enable-libxavs enable AVS encoding via xavs [no]
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218 --enable-libxcb enable X11 grabbing using XCB [no]
219 --enable-libxcb-shm enable X11 grabbing shm communication [auto]
220 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [auto]
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221 --enable-libxvid enable Xvid encoding via xvidcore,
222 native MPEG-4/Xvid encoder exists [no]
c4845616 223 --enable-mmal enable decoding via MMAL [no]
b08caa87 224 --enable-nvenc enable encoding via NVENC [no]
a060866f 225 --enable-openssl enable openssl [no]
a6674d2e 226 --enable-x11grab enable X11 grabbing (legacy) [no]
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227 --enable-zlib enable zlib [autodetect]
228
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DB
229Toolchain options:
230 --arch=ARCH select architecture [$arch]
231 --cpu=CPU select the minimum required CPU (affects
232 instruction selection, may crash on older CPUs)
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233 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
234 --enable-cross-compile assume a cross-compiler is used
235 --sysroot=PATH root of cross-build tree
236 --sysinclude=PATH location of cross-build system headers
237 --target-os=OS compiler targets OS [$target_os]
238 --target-exec=CMD command to run executables on target
239 --target-path=DIR path to view of build directory on target
ba13606c 240 --target-samples=DIR path to samples directory on target
aeeb782c 241 --toolchain=NAME set tool defaults according to NAME
06454877 242 --nm=NM use nm tool
121d78d0 243 --ar=AR use archive tool AR [$ar_default]
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244 --as=AS use assembler AS [$as_default]
245 --cc=CC use C compiler CC [$cc_default]
193cdd9a 246 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 247 --ld=LD use linker LD
852c329a 248 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
390acbea 249 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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250 --host-cc=HOSTCC use host C compiler HOSTCC
251 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 252 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 253 --host-ld=HOSTLD use host linker HOSTLD
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254 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
255 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 256 --host-os=OS compiler host OS [$target_os]
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257 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
258 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
bb0babd7 259 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
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260 --extra-libs=ELIBS add ELIBS [$ELIBS]
261 --extra-version=STRING version string suffix []
193cdd9a 262 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 263 --build-suffix=SUFFIX library name suffix []
3b327a4b 264 --enable-pic build position-independent code
193cdd9a 265 --enable-thumb compile for Thumb instruction set
b3c6ee19 266 --enable-lto use link-time optimization
604abd02 267 --env="ENV=override" override the environment variables
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268
269Advanced options (experts only):
270 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
8ae1d87a 271 --custom-allocator=NAME use a supported custom allocator
3b327a4b 272 --disable-symver disable symbol versioning
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273 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
274 --disable-safe-bitstream-reader
275 disable buffer boundary checking in bitreaders
276 (faster, but may crash)
277 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 278 --enable-sram allow use of on-chip SRAM
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DB
279
280Optimization options (experts only):
463a7cde 281 --disable-asm disable all assembly optimizations
06454877 282 --disable-altivec disable AltiVec optimizations
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283 --disable-vsx disable VSX optimizations
284 --disable-power8 disable POWER8 optimizations
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285 --disable-amd3dnow disable 3DNow! optimizations
286 --disable-amd3dnowext disable 3DNow! extended optimizations
287 --disable-mmx disable MMX optimizations
239fdf1b 288 --disable-mmxext disable MMXEXT optimizations
06454877 289 --disable-sse disable SSE optimizations
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DB
290 --disable-sse2 disable SSE2 optimizations
291 --disable-sse3 disable SSE3 optimizations
06454877 292 --disable-ssse3 disable SSSE3 optimizations
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DB
293 --disable-sse4 disable SSE4 optimizations
294 --disable-sse42 disable SSE4.2 optimizations
87f1355f 295 --disable-avx disable AVX optimizations
10b0161d 296 --disable-xop disable XOP optimizations
1b932eb1 297 --disable-fma3 disable FMA3 optimizations
79687079 298 --disable-fma4 disable FMA4 optimizations
4d6ee072 299 --disable-avx2 disable AVX2 optimizations
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300 --disable-armv5te disable armv5te optimizations
301 --disable-armv6 disable armv6 optimizations
302 --disable-armv6t2 disable armv6t2 optimizations
b3267559 303 --disable-vfp disable VFP optimizations
5ea20630 304 --disable-neon disable NEON optimizations
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DB
305 --disable-inline-asm disable use of inline assembly
306 --disable-yasm disable use of nasm/yasm assembly
06454877 307
070c5d0f 308Developer options (useful when working on Libav itself):
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309 --disable-debug disable debugging symbols
310 --enable-debug=LEVEL set the debug level [$debuglevel]
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311 --disable-optimizations disable compiler optimizations
312 --enable-extra-warnings enable more compiler warnings
52b3cc60 313 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 314 \$LIBAV_SAMPLES at make invocation time.
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MS
315 --enable-neon-clobber-test check NEON registers for clobbering (should be
316 used only for debugging purposes)
7e4d9d5d
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317 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
318 should be used only for debugging purposes)
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MR
319 --enable-random randomly enable/disable components
320 --disable-random
321 --enable-random=LIST randomly enable/disable specific components or
322 --disable-random=LIST component groups. LIST is a comma-separated list
323 of NAME[:PROB] entries where NAME is a component
324 (group) and PROB the probability associated with
325 NAME (default 0.5).
326 --random-seed=VALUE seed value for --enable/disable-random
eaa2d123
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327 --disable-valgrind-backtrace do not print a backtrace under Valgrind
328 (only applies to --disable-optimizations builds)
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329
330NOTE: Object files are built at the place where configure is launched.
331EOF
60e8bc13 332 exit 0
74c53c2d 333}
cf9d24ad 334
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335quotes='""'
336
57bd82d4 337log(){
2270b4b2 338 echo "$@" >> $logfile
57bd82d4
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339}
340
720c69da 341log_file(){
c8e9f801 342 log BEGIN $1
2270b4b2 343 pr -n -t $1 >> $logfile
c8e9f801
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344 log END $1
345}
346
2ba042a7 347echolog(){
c8e9f801 348 log "$@"
57bd82d4 349 echo "$@"
2ba042a7
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350}
351
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352warn(){
353 log "WARNING: $*"
354 WARNINGS="${WARNINGS}WARNING: $*\n"
355}
356
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357die(){
358 echolog "$@"
359 cat <<EOF
d326cf7f 360
2ba042a7 361If you think configure made a mistake, make sure you are using the latest
4a6a21f5 362version from Git. If the latest version fails, report the problem to the
5045f6bd 363libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 364EOF
e155a21a 365 if disabled logging; then
2ba042a7 366 cat <<EOF
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367Rerun configure with logging enabled (do not use --disable-logging), and
368include the log this produces with your report.
2ba042a7
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369EOF
370 else
f69f51b3 371 cat <<EOF
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372Include the log file "$logfile" produced by configure as this will help
373solving the problem.
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374EOF
375 fi
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376 exit 1
377}
378
6c6007d6 379# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 380toupper(){
6c6007d6 381 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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382}
383
4a5444db 384tolower(){
6c6007d6 385 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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386}
387
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388c_escape(){
389 echo "$*" | sed 's/["\\]/\\\0/g'
390}
391
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392sh_quote(){
393 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 394 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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395 echo "$v"
396}
397
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398cleanws(){
399 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
400}
401
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402filter(){
403 pat=$1
404 shift
405 for v; do
98ef6079 406 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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407 done
408}
409
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410filter_out(){
411 pat=$1
412 shift
413 for v; do
414 eval "case $v in $pat) ;; *) echo $v ;; esac"
415 done
416}
417
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418map(){
419 m=$1
420 shift
e0e335a0 421 for v; do eval $m; done
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422}
423
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424add_suffix(){
425 suffix=$1
426 shift
427 for v; do echo ${v}${suffix}; done
428}
429
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430set_all(){
431 value=$1
432 shift
433 for var in $*; do
434 eval $var=$value
435 done
436}
437
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438set_weak(){
439 value=$1
440 shift
441 for var; do
442 eval : \${$var:=$value}
443 done
444}
445
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446sanitize_var_name(){
447 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
448}
449
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450set_safe(){
451 var=$1
452 shift
f868b24d 453 eval $(sanitize_var_name "$var")='$*'
3f8040db
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454}
455
456get_safe(){
f868b24d 457 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
458}
459
799c9e9b 460pushvar(){
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MS
461 for pvar in $*; do
462 eval level=\${${pvar}_level:=0}
463 eval ${pvar}_${level}="\$$pvar"
464 eval ${pvar}_level=$(($level+1))
799c9e9b
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465 done
466}
467
468popvar(){
4d810ad2
MS
469 for pvar in $*; do
470 eval level=\${${pvar}_level:-0}
799c9e9b
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471 test $level = 0 && continue
472 eval level=$(($level-1))
4d810ad2
MS
473 eval $pvar="\${${pvar}_${level}}"
474 eval ${pvar}_level=$level
475 eval unset ${pvar}_${level}
799c9e9b
MR
476 done
477}
478
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479enable(){
480 set_all yes $*
481}
482
483disable(){
484 set_all no $*
485}
486
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487enable_weak(){
488 set_weak yes $*
489}
490
491disable_weak(){
492 set_weak no $*
493}
494
72702705 495enable_safe(){
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496 for var; do
497 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
498 done
72702705
MR
499}
500
501disable_safe(){
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502 for var; do
503 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
504 done
72702705
MR
505}
506
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507do_enable_deep(){
508 for var; do
509 enabled $var && continue
510 eval sel="\$${var}_select"
c510c7b5
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511 eval sgs="\$${var}_suggest"
512 pushvar var sgs
f9d328da 513 enable_deep $sel
c510c7b5
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514 popvar sgs
515 enable_deep_weak $sgs
f9d328da
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516 popvar var
517 done
518}
519
520enable_deep(){
521 do_enable_deep $*
522 enable $*
523}
524
72a43668 525enable_deep_weak(){
ffb068ce
MS
526 for var; do
527 disabled $var && continue
528 pushvar var
529 do_enable_deep $var
530 popvar var
531 enable_weak $var
532 done
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533}
534
57bd82d4 535enabled(){
3250003c
MR
536 test "${1#!}" = "$1" && op== || op=!=
537 eval test "x\$${1#!}" $op "xyes"
44161118
MR
538}
539
37970ebf 540disabled(){
3250003c
MR
541 test "${1#!}" = "$1" && op== || op=!=
542 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
543}
544
44161118
MR
545enabled_all(){
546 for opt; do
547 enabled $opt || return 1
548 done
549}
550
85bca2c5
DB
551disabled_all(){
552 for opt; do
553 disabled $opt || return 1
554 done
555}
556
44161118
MR
557enabled_any(){
558 for opt; do
559 enabled $opt && return 0
560 done
561}
562
85bca2c5
DB
563disabled_any(){
564 for opt; do
565 disabled $opt && return 0
566 done
f7b230a7 567 return 1
85bca2c5
DB
568}
569
c9d19248
MR
570set_default(){
571 for opt; do
88268e94 572 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
573 done
574}
575
4a0d6686
AJ
576is_in(){
577 value=$1
578 shift
579 for var in $*; do
580 [ $var = $value ] && return 0
581 done
582 return 1
583}
584
d4f8cecc 585do_check_deps(){
30fd06be 586 for cfg; do
3250003c 587 cfg="${cfg#!}"
799c9e9b
MR
588 enabled ${cfg}_checking && die "Circular dependency for $cfg."
589 disabled ${cfg}_checking && continue
590 enable ${cfg}_checking
d4f8cecc 591 append allopts $cfg
799c9e9b 592
30fd06be
MR
593 eval dep_all="\$${cfg}_deps"
594 eval dep_any="\$${cfg}_deps_any"
7ef3425f 595 eval dep_sel="\$${cfg}_select"
c510c7b5 596 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
597 eval dep_ifa="\$${cfg}_if"
598 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 599
3d7453e0 600 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 601 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 602 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 603
3d7453e0
MR
604 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
605 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
606 enabled_all $dep_all || disable $cfg
607 enabled_any $dep_any || disable $cfg
7ef3425f 608 disabled_any $dep_sel && disable $cfg
799c9e9b 609
4ec45764 610 if enabled $cfg; then
f9d328da 611 enable_deep $dep_sel
c510c7b5 612 enable_deep_weak $dep_sgs
4ec45764
RP
613 fi
614
799c9e9b 615 disable ${cfg}_checking
30fd06be
MR
616 done
617}
618
d4f8cecc
MR
619check_deps(){
620 unset allopts
621
622 do_check_deps "$@"
623
624 for cfg in $allopts; do
625 enabled $cfg || continue
626 eval dep_extralibs="\$${cfg}_extralibs"
627 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
628 done
629}
630
44161118
MR
631print_config(){
632 pfx=$1
72cfcf41
MR
633 files=$2
634 shift 2
f454e879
MR
635 map 'eval echo "$v \${$v:-no}"' "$@" |
636 awk "BEGIN { split(\"$files\", files) }
637 {
638 c = \"$pfx\" toupper(\$1);
639 v = \$2;
640 sub(/yes/, 1, v);
641 sub(/no/, 0, v);
642 for (f in files) {
643 file = files[f];
644 if (file ~ /\\.h\$/) {
645 printf(\"#define %s %d\\n\", c, v) >>file;
646 } else if (file ~ /\\.asm\$/) {
647 printf(\"%%define %s %d\\n\", c, v) >>file;
648 } else if (file ~ /\\.mak\$/) {
d16c4aeb 649 n = -v ? \"\" : \"!\";
f454e879
MR
650 printf(\"%s%s=yes\\n\", n, c) >>file;
651 }
652 }
653 }"
57bd82d4
MR
654}
655
31c0121d 656print_enabled(){
31c0121d
MR
657 suf=$1
658 shift
659 for v; do
9eda2a85 660 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
661 done
662}
663
57bd82d4
MR
664append(){
665 var=$1
666 shift
57bd82d4
MR
667 eval "$var=\"\$$var $*\""
668}
669
60361817
MR
670prepend(){
671 var=$1
672 shift
673 eval "$var=\"$* \$$var\""
674}
675
44951174
JG
676unique(){
677 var=$1
678 uniq_list=""
679 for tok in $(eval echo \$$var); do
680 uniq_list="$(filter_out $tok $uniq_list) $tok"
681 done
682 eval "$var=\"${uniq_list}\""
683}
684
50a334e4 685add_cppflags(){
cd52ec95 686 append CPPFLAGS "$@"
50a334e4
MR
687}
688
57bd82d4 689add_cflags(){
01d31e16 690 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
691}
692
2f2e6c7c 693add_asflags(){
01d31e16 694 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
695}
696
57bd82d4 697add_ldflags(){
64933b6c 698 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
699}
700
bb0babd7
LB
701add_ldexeflags(){
702 append LDEXEFLAGS $($ldflags_filter "$@")
703}
704
0673ede9
VG
705add_stripflags(){
706 append STRIPFLAGS "$@"
707}
708
57bd82d4 709add_extralibs(){
64933b6c 710 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
711}
712
4cc4b33f
DB
713add_host_cppflags(){
714 append host_cppflags "$@"
715}
716
6c3fa06a
MR
717add_host_cflags(){
718 append host_cflags $($host_cflags_filter "$@")
719}
720
721add_host_ldflags(){
722 append host_ldflags $($host_ldflags_filter "$@")
723}
724
84e65c76
MR
725add_compat(){
726 append compat_objs $1
727 shift
728 map 'add_cppflags -D$v' "$@"
729}
730
b0cfb663 731check_cmd(){
b3cb5d51 732 log "$@"
2270b4b2 733 "$@" >> $logfile 2>&1
b0cfb663
MR
734}
735
b2704a65
MR
736cc_o(){
737 eval printf '%s\\n' $CC_O
738}
739
18031c49
MR
740cc_e(){
741 eval printf '%s\\n' $CC_E
742}
743
dcd479c0 744check_cc(){
57bd82d4 745 log check_cc "$@"
2270b4b2 746 cat > $TMPC
720c69da 747 log_file $TMPC
23565c26 748 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
749}
750
751check_cpp(){
752 log check_cpp "$@"
2270b4b2 753 cat > $TMPC
720c69da 754 log_file $TMPC
18031c49 755 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
756}
757
df0d6341
MR
758as_o(){
759 eval printf '%s\\n' $AS_O
760}
761
f65883c8
MR
762check_as(){
763 log check_as "$@"
7fd90119
MR
764 cat > $TMPS
765 log_file $TMPS
766 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
767}
768
575db883
DB
769check_inline_asm(){
770 log check_inline_asm "$@"
940f335a 771 name="$1"
3784e82e 772 code="$2"
940f335a 773 shift 2
49214f61 774 disable $name
7fd90119 775 check_cc "$@" <<EOF && enable $name
3784e82e 776void foo(void){ __asm__ volatile($code); }
940f335a
MR
777EOF
778}
779
c6ebc9fa
MR
780check_insn(){
781 log check_insn "$@"
782 check_inline_asm ${1}_inline "\"$2\""
783 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
784}
785
304d586d
LM
786check_yasm(){
787 log check_yasm "$@"
788 echo "$1" > $TMPS
789 log_file $TMPS
790 shift 1
791 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
792}
793
29b64b68
MR
794ld_o(){
795 eval printf '%s\\n' $LD_O
796}
797
dcd479c0 798check_ld(){
57bd82d4 799 log check_ld "$@"
66a1ccd7
MR
800 flags=$(filter_out '-l*' "$@")
801 libs=$(filter '-l*' "$@")
01d31e16 802 check_cc $($cflags_filter $flags) || return
64933b6c
MR
803 flags=$($ldflags_filter $flags)
804 libs=$($ldflags_filter $libs)
29b64b68 805 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
806}
807
52ccc4a0
DB
808print_include(){
809 hdr=$1
810 test "${hdr%.h}" = "${hdr}" &&
811 echo "#include $hdr" ||
812 echo "#include <$hdr>"
813}
814
5adc829e
MR
815check_code(){
816 log check_code "$@"
817 check=$1
818 headers=$2
819 code=$3
820 shift 3
821 {
822 for hdr in $headers; do
52ccc4a0 823 print_include $hdr
5adc829e
MR
824 done
825 echo "int main(void) { $code; return 0; }"
826 } | check_$check "$@"
827}
828
50a334e4
MR
829check_cppflags(){
830 log check_cppflags "$@"
caf458dd 831 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
832int x;
833EOF
834}
835
23157d72
DB
836test_cflags(){
837 log test_cflags "$@"
01d31e16 838 set -- $($cflags_filter "$@")
23157d72 839 check_cc "$@" <<EOF
dcd479c0
MR
840int x;
841EOF
842}
843
23157d72
DB
844check_cflags(){
845 log check_cflags "$@"
846 test_cflags "$@" && add_cflags "$@"
847}
848
2ed46eea
MR
849test_ldflags(){
850 log test_ldflags "$@"
851 check_ld "$@" <<EOF
c23a0ac8 852int main(void){ return 0; }
dcd479c0
MR
853EOF
854}
855
2ed46eea
MR
856check_ldflags(){
857 log check_ldflags "$@"
858 test_ldflags "$@" && add_ldflags "$@"
859}
860
0673ede9
VG
861test_stripflags(){
862 log test_stripflags "$@"
863 # call check_cc to get a fresh TMPO
864 check_cc <<EOF
865int main(void) { return 0; }
866EOF
867 check_cmd $strip $STRIPFLAGS "$@" $TMPO
868}
869
870check_stripflags(){
871 log check_stripflags "$@"
872 test_stripflags "$@" && add_stripflags "$@"
873}
874
dcd479c0 875check_header(){
57bd82d4 876 log check_header "$@"
dcd479c0
MR
877 header=$1
878 shift
b77df637
MR
879 disable_safe $header
880 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
881#include <$header>
882int x;
883EOF
884}
885
886check_func(){
57bd82d4 887 log check_func "$@"
dcd479c0
MR
888 func=$1
889 shift
d8bc5f06
MR
890 disable $func
891 check_ld "$@" <<EOF && enable $func
dcd479c0 892extern int $func();
c23a0ac8 893int main(void){ $func(); }
dcd479c0
MR
894EOF
895}
896
645d2652 897check_mathfunc(){
6b73c0ae 898 log check_mathfunc "$@"
645d2652 899 func=$1
1aa07aa2
MR
900 narg=$2
901 shift 2
902 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
903 disable $func
904 check_ld "$@" <<EOF && enable $func
905#include <math.h>
1aa07aa2 906float foo(float f, float g) { return $func($args); }
33bd38db 907int main(void){ return 0; }
645d2652
MR
908EOF
909}
910
2446d3d6
DB
911check_func_headers(){
912 log check_func_headers "$@"
f8d7b072 913 headers=$1
edaf1ae2 914 funcs=$2
f8d7b072 915 shift 2
edaf1ae2
MR
916 {
917 for hdr in $headers; do
52ccc4a0 918 print_include $hdr
edaf1ae2
MR
919 done
920 for func in $funcs; do
921 echo "long check_$func(void) { return (long) $func; }"
922 done
923 echo "int main(void) { return 0; }"
924 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
925}
926
a5344cf7
SS
927check_cpp_condition(){
928 log check_cpp_condition "$@"
929 header=$1
930 condition=$2
f855b7b9 931 shift 2
cd52ec95 932 check_cpp "$@" <<EOF
a5344cf7
SS
933#include <$header>
934#if !($condition)
935#error "unsatisfied condition: $condition"
936#endif
937EOF
938}
939
57bd82d4
MR
940check_lib(){
941 log check_lib "$@"
942 header="$1"
943 func="$2"
944 shift 2
84400e9d 945 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
946}
947
f8d7b072
MR
948check_lib2(){
949 log check_lib2 "$@"
950 headers="$1"
edaf1ae2 951 funcs="$2"
f8d7b072 952 shift 2
edaf1ae2 953 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
954}
955
3f8040db
MR
956check_pkg_config(){
957 log check_pkg_config "$@"
958 pkg="$1"
959 headers="$2"
960 funcs="$3"
961 shift 3
7f9e893f 962 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
963 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
964 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db 965 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
06db4552
LB
966 set_safe "${pkg}_cflags" $pkg_cflags &&
967 set_safe "${pkg}_libs" $pkg_libs
3f8040db
MR
968}
969
dcd479c0 970check_exec(){
2270b4b2 971 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
972}
973
7dfef245 974check_exec_crash(){
5e622c40 975 code=$(cat)
7dfef245
MR
976
977 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
978 # are safe but may not be available everywhere. Thus we use
979 # raise(SIGTERM) instead. The check is run in a subshell so we
980 # can redirect the "Terminated" message from the shell. SIGBUS
981 # is not defined by standard C so it is used conditionally.
982
2270b4b2 983 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
984#include <signal.h>
985static void sighandler(int sig){
986 raise(SIGTERM);
987}
692dd8ed
MR
988int foo(void){
989 $code
990}
9495cd17 991int (*func_ptr)(void) = foo;
e5af4a11 992int main(void){
7dfef245
MR
993 signal(SIGILL, sighandler);
994 signal(SIGFPE, sighandler);
995 signal(SIGSEGV, sighandler);
996#ifdef SIGBUS
997 signal(SIGBUS, sighandler);
998#endif
9495cd17 999 return func_ptr();
7dfef245
MR
1000}
1001EOF
1002}
1003
72be9e73
DY
1004check_type(){
1005 log check_type "$@"
1006 headers=$1
1007 type=$2
1008 shift 2
ae550ce9 1009 disable_safe "$type"
5adc829e 1010 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
1011}
1012
14d36751 1013check_struct(){
813b82b9 1014 log check_struct "$@"
14d36751
MR
1015 headers=$1
1016 struct=$2
1017 member=$3
1018 shift 3
1019 disable_safe "${struct}_${member}"
5adc829e
MR
1020 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1021 enable_safe "${struct}_${member}"
14d36751
MR
1022}
1023
9c7d85b3
DB
1024check_builtin(){
1025 log check_builtin "$@"
1026 name=$1
1027 headers=$2
1028 builtin=$3
1029 shift 3
1030 disable "$name"
1031 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1032}
1033
e854b8f9
AK
1034check_compile_assert(){
1035 log check_compile_assert "$@"
1036 name=$1
1037 headers=$2
1038 condition=$3
1039 shift 3
1040 disable "$name"
1041 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1042}
1043
57bd82d4
MR
1044require(){
1045 name="$1"
1046 header="$2"
1047 func="$3"
1048 shift 3
1049 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1050}
1051
f8d7b072
MR
1052require2(){
1053 name="$1"
1054 headers="$2"
1055 func="$3"
1056 shift 3
1057 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1058}
1059
3f8040db
MR
1060require_pkg_config(){
1061 pkg="$1"
1062 check_pkg_config "$@" || die "ERROR: $pkg not found"
06db4552
LB
1063 add_cflags $(get_safe "${pkg}_cflags")
1064 add_extralibs $(get_safe "${pkg}_libs")
3f8040db
MR
1065}
1066
27565164
DB
1067hostcc_e(){
1068 eval printf '%s\\n' $HOSTCC_E
1069}
1070
ae43c4c0
MR
1071hostcc_o(){
1072 eval printf '%s\\n' $HOSTCC_O
1073}
1074
f0125de9
MR
1075check_host_cc(){
1076 log check_host_cc "$@"
1077 cat > $TMPC
1078 log_file $TMPC
ae43c4c0 1079 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1080}
1081
27565164
DB
1082check_host_cpp(){
1083 log check_host_cpp "$@"
1084 cat > $TMPC
1085 log_file $TMPC
3f2c7035 1086 check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
27565164
DB
1087}
1088
4cc4b33f
DB
1089check_host_cppflags(){
1090 log check_host_cppflags "$@"
1091 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1092int x;
1093EOF
1094}
1095
f0125de9
MR
1096check_host_cflags(){
1097 log check_host_cflags "$@"
6c3fa06a 1098 set -- $($host_cflags_filter "$@")
f0125de9
MR
1099 check_host_cc "$@" <<EOF && append host_cflags "$@"
1100int x;
1101EOF
1102}
1103
27565164
DB
1104check_host_cpp_condition(){
1105 log check_host_cpp_condition "$@"
1106 header=$1
1107 condition=$2
1108 shift 2
1109 check_host_cpp "$@" <<EOF
1110#include <$header>
1111#if !($condition)
1112#error "unsatisfied condition: $condition"
1113#endif
1114EOF
1115}
1116
c505dd31
MR
1117apply(){
1118 file=$1
1119 shift
1120 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1121}
1122
c34681df 1123cp_if_changed(){
5e27ec28
MR
1124 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1125 mkdir -p "$(dirname $2)"
4ebc6a74 1126 $cp_f "$1" "$2"
c34681df
MR
1127}
1128
dcd61286
DB
1129# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1130# system-dependent things.
1131
d7a5a178 1132AVCODEC_COMPONENTS="
4a0d6686
AJ
1133 bsfs
1134 decoders
4a0d6686 1135 encoders
5666fd73 1136 hwaccels
d7a5a178
LB
1137 parsers
1138"
1139
1140AVDEVICE_COMPONENTS="
c552605c 1141 indevs
c552605c 1142 outdevs
d7a5a178
LB
1143"
1144AVFILTER_COMPONENTS="
1145 filters
1146"
1147AVFORMAT_COMPONENTS="
1148 demuxers
1149 muxers
4a0d6686
AJ
1150 protocols
1151"
1152
d7a5a178
LB
1153AVRESAMPLE_COMPONENTS=""
1154AVUTIL_COMPONENTS=""
1155
1156COMPONENT_LIST="
1157 $AVCODEC_COMPONENTS
1158 $AVDEVICE_COMPONENTS
1159 $AVFILTER_COMPONENTS
1160 $AVFORMAT_COMPONENTS
1161 $AVRESAMPLE_COMPONENTS
1162 $AVUTIL_COMPONENTS
1163"
1164
ab81f24a 1165EXAMPLE_LIST="
b339182e 1166 avcodec_example
e7dfaf16 1167 filter_audio_example
b339182e 1168 metadata_example
ab81f24a 1169 output_example
990e4a66 1170 qsvdec_example
10421bcf 1171 transcode_aac_example
ab81f24a
DB
1172"
1173
3fc09b00
MR
1174EXTERNAL_LIBRARY_LIST="
1175 avisynth
1176 bzlib
1177 frei0r
1178 gnutls
1c0210c7 1179 libbs2b
3fc09b00
MR
1180 libcdio
1181 libdc1394
72025ac3 1182 libdcadec
3fc09b00
MR
1183 libfaac
1184 libfdk_aac
f1b239ec 1185 libfontconfig
3fc09b00
MR
1186 libfreetype
1187 libgsm
1188 libilbc
4e08c821 1189 libmfx
3fc09b00
MR
1190 libmp3lame
1191 libopencore_amrnb
1192 libopencore_amrwb
1193 libopencv
8a3d9ca6 1194 libopenh264
3fc09b00
MR
1195 libopenjpeg
1196 libopus
1197 libpulse
1198 librtmp
1199 libschroedinger
7ca3e520 1200 libsnappy
3fc09b00
MR
1201 libspeex
1202 libtheora
718907cd 1203 libtwolame
3fc09b00
MR
1204 libvo_aacenc
1205 libvo_amrwbenc
1206 libvorbis
1207 libvpx
84d3ff50 1208 libwavpack
be7c3231 1209 libwebp
3fc09b00 1210 libx264
50ea9315 1211 libx265
3fc09b00 1212 libxavs
a6674d2e
LB
1213 libxcb
1214 libxcb_shm
1215 libxcb_xfixes
3fc09b00 1216 libxvid
c4845616 1217 mmal
b08caa87 1218 nvenc
3fc09b00
MR
1219 openssl
1220 x11grab
1221 zlib
1222"
1223
d0adf55c
DB
1224FEATURE_LIST="
1225 gray
1226 hardcoded_tables
1227 runtime_cpudetect
1228 safe_bitstream_reader
1229 shared
1230 small
1231 sram
1232 static
1233 swscale_alpha
1234"
1235
70b348ec 1236HWACCEL_LIST="
d8039ef8 1237 d3d11va
70b348ec
DB
1238 dxva2
1239 vaapi
1240 vda
1241 vdpau
1242"
7caf48e0 1243
d89f2fa9
DB
1244LIBRARY_LIST="
1245 avcodec
1246 avdevice
1247 avfilter
1248 avformat
1249 avresample
1250 avutil
1251 swscale
1252"
1253
d0adf55c
DB
1254LICENSE_LIST="
1255 gpl
1256 nonfree
1257 version3
1258"
1259
055c61b8
DB
1260PROGRAM_LIST="
1261 avconv
1262 avplay
1263 avprobe
055c61b8
DB
1264"
1265
d0adf55c 1266SUBSYSTEM_LIST="
7f3f5f46 1267 dct
4da3f410 1268 doc
0b499c9b 1269 error_resilience
1274ea8d 1270 faan
1848f7d9 1271 fft
b781cc12 1272 lsp
2a91ada8 1273 lzo
47a158cb 1274 mdct
d0adf55c
DB
1275 network
1276 rdft
1277"
1278
1279CONFIG_LIST="
1280 $COMPONENT_LIST
1281 $EXAMPLE_LIST
1282 $EXTERNAL_LIBRARY_LIST
1283 $FEATURE_LIST
1284 $HWACCEL_LIST
1285 $LICENSE_LIST
1286 $LIBRARY_LIST
1287 $PROGRAM_LIST
1288 $SUBSYSTEM_LIST
c88f5d72 1289 memalign_hack
44a0a98f 1290 neon_clobber_test
8a3c8627 1291 pic
7caf48e0 1292 pod2man
f187557a 1293 texi2html
8986fddc 1294 thumb
eaa2d123 1295 valgrind_backtrace
7e4d9d5d 1296 xmm_clobber_test
4a0d6686 1297"
c88f5d72 1298
7caf48e0 1299THREADS_LIST="
8eee7025
DB
1300 pthreads
1301 w32threads
7caf48e0 1302"
8eee7025 1303
7caf48e0 1304ATOMICS_LIST="
f9f6402e 1305 atomics_gcc
f9f6402e 1306 atomics_suncc
93e65e9a 1307 atomics_win32
7caf48e0 1308"
f9f6402e 1309
7caf48e0 1310ARCH_LIST="
5873b623 1311 aarch64
3f5b56e5 1312 alpha
a2fc0f6a 1313 arm
fdcd782d
MR
1314 avr32
1315 avr32_ap
1316 avr32_uc
3f5b56e5
MR
1317 bfin
1318 ia64
1319 m68k
1320 mips
bae3abb0 1321 mips64
3f5b56e5 1322 parisc
79cb09b2 1323 ppc
34d11b87 1324 ppc64
3f5b56e5
MR
1325 s390
1326 sh4
1327 sparc
1328 sparc64
c75848cd
DB
1329 tilegx
1330 tilepro
0844bae1 1331 tomi
3f5b56e5
MR
1332 x86
1333 x86_32
1334 x86_64
7caf48e0 1335"
3f5b56e5 1336
7caf48e0 1337ARCH_EXT_LIST_ARM="
81dfa21e
MR
1338 armv5te
1339 armv6
1340 armv6t2
8675bcb0 1341 armv8
81dfa21e 1342 neon
b3267559 1343 vfp
81dfa21e 1344 vfpv3
7caf48e0 1345"
81dfa21e 1346
7caf48e0 1347ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1348 amd3dnow
a1ef9f08 1349 amd3dnowext
50cd43f2 1350 avx
4d6ee072 1351 avx2
1b932eb1 1352 fma3
50cd43f2
DB
1353 fma4
1354 mmx
1355 mmxext
1356 sse
1357 sse2
1358 sse3
1359 sse4
1360 sse42
1361 ssse3
7caf48e0
DB
1362 xop
1363"
50cd43f2 1364
7a650caf
DB
1365ARCH_EXT_LIST_PPC="
1366 altivec
1367 dcbzl
1368 ldbrx
f22ebd25 1369 power8
7a650caf 1370 ppc4xx
f22ebd25 1371 vsx
7a650caf
DB
1372"
1373
84bf8817
DB
1374ARCH_EXT_LIST_X86="
1375 $ARCH_EXT_LIST_X86_SIMD
1376 cpunop
1377 i686
1378"
1379
1016a75c
LB
1380ARCH_EXT_LIST_MIPS="
1381 loongson
1382 mips32r1
1383 mips64r1
1384 mips32r2
1385 mips64r2
1386 mips32r6
1387 mips64r6
1388"
1389
50cd43f2 1390ARCH_EXT_LIST="
81dfa21e 1391 $ARCH_EXT_LIST_ARM
1016a75c 1392 $ARCH_EXT_LIST_MIPS
7a650caf 1393 $ARCH_EXT_LIST_PPC
50cd43f2 1394 $ARCH_EXT_LIST_X86
7a650caf 1395 vis
50cd43f2 1396"
3f5b56e5 1397
7a650caf
DB
1398ARCH_FEATURES="
1399 aligned_stack
1400 fast_64bit
1401 fast_clz
1402 fast_cmov
1403 local_aligned_8
1404 local_aligned_16
eba2233b 1405 simd_align_16
7a650caf
DB
1406"
1407
1408BUILTIN_LIST="
1409 atomic_cas_ptr
1410 machine_rw_barrier
1411 MemoryBarrier
1412 mm_empty
1413 rdtsc
1414 sync_val_compare_and_swap
1415"
7caf48e0 1416HAVE_LIST_CMDLINE="
fd712a55
DB
1417 inline_asm
1418 symver
1419 yasm
7caf48e0 1420"
fd712a55 1421
7caf48e0 1422HAVE_LIST_PUB="
a3e02a8c 1423 bigendian
d268eee9 1424 fast_unaligned
7caf48e0 1425"
a3e02a8c 1426
7a650caf
DB
1427HEADERS_LIST="
1428 alsa_asoundlib_h
1429 altivec_h
1430 arpa_inet_h
1431 cdio_paranoia_h
1432 cdio_paranoia_paranoia_h
1433 dev_bktr_ioctl_bt848_h
1434 dev_bktr_ioctl_meteor_h
1435 dev_ic_bt8xx_h
1436 dev_video_bktr_ioctl_bt848_h
1437 dev_video_meteor_ioctl_meteor_h
1438 direct_h
1439 dlfcn_h
d8039ef8 1440 d3d11_h
7a650caf
DB
1441 dxva_h
1442 gsm_h
1443 io_h
1444 mach_mach_time_h
1445 machine_ioctl_bt848_h
1446 machine_ioctl_meteor_h
1447 malloc_h
1448 poll_h
1449 sndio_h
1450 soundcard_h
1451 sys_mman_h
1452 sys_param_h
1453 sys_resource_h
1454 sys_select_h
1455 sys_soundcard_h
1456 sys_time_h
1457 sys_un_h
1458 sys_videoio_h
1459 unistd_h
eaa2d123 1460 valgrind_valgrind_h
7a650caf
DB
1461 windows_h
1462 winsock2_h
1463"
1464
d45ebd48
JG
1465INTRINSICS_LIST="
1466 intrinsics_neon
1467"
1468
79042ab3 1469MATH_FUNCS="
fab0a8b2
MR
1470 atanf
1471 atan2f
79042ab3 1472 cbrtf
fab0a8b2 1473 cosf
79042ab3
DB
1474 exp2
1475 exp2f
fab0a8b2 1476 expf
79042ab3
DB
1477 isinf
1478 isnan
fab0a8b2 1479 ldexpf
79042ab3
DB
1480 llrint
1481 llrintf
1482 log2
1483 log2f
fab0a8b2 1484 log10f
79042ab3
DB
1485 lrint
1486 lrintf
fab0a8b2 1487 powf
79042ab3
DB
1488 rint
1489 round
1490 roundf
fab0a8b2 1491 sinf
79042ab3
DB
1492 trunc
1493 truncf
1494"
1495
7a650caf 1496SYSTEM_FUNCS="
be1a839c 1497 aligned_malloc
ebef9f5a 1498 clock_gettime
ecf97f22 1499 closesocket
15caccb9 1500 CommandLineToArgvW
a61c2115 1501 CoTaskMemFree
1093383d 1502 CryptGenRandom
c88f5d72 1503 dlopen
534a2231 1504 fcntl
e854b8f9 1505 flt_lim
9d99cc5a 1506 fork
84882df6 1507 getaddrinfo
da9e86f8 1508 gethrtime
667fb97a 1509 getopt
02e8f427 1510 GetProcessAffinityMask
fc5607f8 1511 GetProcessMemoryInfo
4e68cb8a 1512 GetProcessTimes
66be5b45 1513 getrusage
c3e73100 1514 getservbyport
7caf48e0 1515 GetSystemTimeAsFileTime
61183b5a 1516 gettimeofday
3f8f1c6f 1517 gmtime_r
2e1913b1 1518 inet_aton
abfc8d05 1519 isatty
8772997d 1520 jack_port_get_latency_range
b08caa87 1521 LoadLibrary
a5b64584 1522 localtime_r
c708b540 1523 mach_absolute_time
73f6d31e 1524 MapViewOfFile
c88f5d72 1525 memalign
6ffa87d3 1526 mkstemp
0328b9ea 1527 mmap
e98b02de 1528 mprotect
d3d3a32c 1529 nanosleep
1f91cdce 1530 posix_memalign
ea4d5f48 1531 sched_getaffinity
7e6a11bc 1532 SetConsoleTextAttribute
b507ebd1 1533 setmode
3e0b1c9a 1534 setrlimit
d3d3a32c 1535 Sleep
87958234 1536 strerror_r
7a650caf
DB
1537 sysconf
1538 sysctl
1539 usleep
1540 VirtualAlloc
1541"
1542
1543TOOLCHAIN_FEATURES="
896a5bff 1544 as_dn_directive
d5a55981 1545 as_func
dcae2e32 1546 as_object_arch
7a650caf
DB
1547 asm_mod_q
1548 attribute_may_alias
1549 attribute_packed
1550 ebp_available
1551 ebx_available
1552 gnu_as
1553 ibm_asm
1554 inline_asm_labels
1555 pragma_deprecated
1556 symver_asm_label
1557 symver_gnu_asm
1558 vfp_args
1559 xform_asm
1560 xmm_clobbers
1561"
1562
1563TYPES_LIST="
73ea3ffc 1564 CONDITION_VARIABLE_Ptr
7a650caf 1565 socklen_t
c0018613 1566 struct_addrinfo
75d339e0
MS
1567 struct_group_source_req
1568 struct_ip_mreq_source
b4d68544 1569 struct_ipv6_mreq
cdee08e3 1570 struct_pollfd
3e0b1c9a 1571 struct_rusage_ru_maxrss
b4d68544 1572 struct_sockaddr_in6
3b2372bf 1573 struct_sockaddr_sa_len
33a4dbdd 1574 struct_sockaddr_storage
a6a4793d 1575 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1576"
1577
1578HAVE_LIST="
1579 $ARCH_EXT_LIST
1580 $(add_suffix _external $ARCH_EXT_LIST)
1581 $(add_suffix _inline $ARCH_EXT_LIST)
1582 $ARCH_FEATURES
1583 $ATOMICS_LIST
1584 $BUILTIN_LIST
1585 $HAVE_LIST_CMDLINE
1586 $HAVE_LIST_PUB
1587 $HEADERS_LIST
d45ebd48 1588 $INTRINSICS_LIST
7a650caf
DB
1589 $MATH_FUNCS
1590 $SYSTEM_FUNCS
1591 $THREADS_LIST
1592 $TOOLCHAIN_FEATURES
1593 $TYPES_LIST
1594 atomics_native
1595 dos_paths
a61c2115 1596 dxva2_lib
7a650caf
DB
1597 libc_msvcrt
1598 libdc1394_1
1599 libdc1394_2
1600 sdl
f963f803 1601 section_data_rel_ro
b265431e 1602 threads
990e4a66 1603 vaapi_x11
7671dd7c 1604 vdpau_x11
7671dd7c 1605 xlib
0cb78cef 1606"
44161118 1607
511cf612 1608# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1609CONFIG_EXTRA="
87849592 1610 aandcttables
bfe9f48a 1611 ac3dsp
aa11cb79 1612 audio_frame_queue
9a9e2f1c 1613 audiodsp
e74433a8 1614 blockdsp
c67b449b 1615 bswapdsp
8ef33497 1616 cabac
f6ee61fb 1617 dvprofile
1274ea8d
DB
1618 faandct
1619 faanidct
a9aee08d 1620 fdctdsp
b075869b 1621 flacdsp
71f1ad37 1622 fmtconvert
f5ee2300 1623 g722dsp
bfe9f48a 1624 gcrypt
63ce9fd2 1625 gmp
478fd534 1626 golomb
9cad0e4e 1627 gplv3
0338c396 1628 h263dsp
478fd534
DB
1629 h264chroma
1630 h264dsp
1631 h264pred
915a2a0a 1632 h264qpel
68d8238c 1633 hpeldsp
478fd534 1634 huffman
0d439fbe 1635 huffyuvdsp
512f3ffe 1636 huffyuvencdsp
e3fcb143 1637 idctdsp
bd499d9a 1638 iirfilter
3d5d4623 1639 imdct15
dc4d726b 1640 intrax8
2edc77dc 1641 ividsp
4978850c 1642 jpegtables
e1319aa1 1643 libx262
9cad0e4e 1644 lgplv3
478fd534 1645 lpc
0c770761 1646 lzf
2d604443 1647 me_cmp
7b9ef8d7 1648 mpeg_er
1e164c0b 1649 mpegaudio
bfe9f48a 1650 mpegaudiodsp
18bbca1f 1651 mpegvideo
ad08dfd5 1652 mpegvideoenc
575ec60e 1653 mss34dsp
f46bb608 1654 pixblockdsp
368f5035 1655 qpeldsp
d0a63d8b 1656 qsv
b04d009b 1657 qsvdec
72b7441a 1658 qsvenc
f704a079 1659 rangecoder
255d9c57 1660 riffdec
3dd5c95d 1661 riffenc
bfe9f48a 1662 rtpdec
5ad2f0bf 1663 rtpenc_chain
5cb4bdb2 1664 rv34dsp
bfe9f48a 1665 sinewin
2ecfd451 1666 snappy
db7f1c7c 1667 startcode
8337e0c5
VG
1668 texturedsp
1669 texturedspenc
57f09608 1670 tpeldsp
8c53d39e 1671 videodsp
ab9f9876 1672 vp3dsp
d4aea1aa 1673 vp56dsp
d42191c7 1674 vp8dsp
f2051856 1675 wma_freqs
a623aa00 1676 wmv2dsp
b6bb00b0
MR
1677"
1678
520cc7f1 1679CMDLINE_SELECT="
3f5b56e5 1680 $ARCH_EXT_LIST
520cc7f1 1681 $CONFIG_LIST
fd712a55 1682 $HAVE_LIST_CMDLINE
8eee7025 1683 $THREADS_LIST
c8a4ae00 1684 asm
db6107b6 1685 cross_compile
520cc7f1
MR
1686 debug
1687 extra_warnings
8c6afa4d 1688 logging
65d12900 1689 lto
d2bbb2f7 1690 optimizations
749b1f13 1691 rpath
520cc7f1 1692"
426be5dc 1693
7caf48e0 1694PATHS_LIST="
d156bede 1695 bindir
14a8acf1 1696 datadir
f4ca970d 1697 docdir
26759c44
MR
1698 incdir
1699 libdir
26759c44
MR
1700 mandir
1701 prefix
1702 shlibdir
7caf48e0 1703"
426be5dc
DB
1704
1705CMDLINE_SET="
1706 $PATHS_LIST
121d78d0 1707 ar
426be5dc 1708 arch
313c46a6 1709 as
426be5dc
DB
1710 build_suffix
1711 cc
1712 cpu
1713 cross_prefix
8ae1d87a 1714 custom_allocator
50567afa 1715 dep_cc
604abd02 1716 env
ac63af34 1717 extra_version
9da6609f
MR
1718 host_cc
1719 host_cflags
095792f2 1720 host_ld
9da6609f
MR
1721 host_ldflags
1722 host_libs
82bb3329 1723 host_os
684b28e0 1724 ld
426be5dc 1725 logfile
4ae40685 1726 malloc_prefix
89641463 1727 nm
9cd7b854 1728 optflags
3f8040db 1729 pkg_config
390acbea 1730 pkg_config_flags
154caa67 1731 random_seed
2fad0977 1732 samples
c5200f17
MR
1733 sysinclude
1734 sysroot
a7ada2ba 1735 target_exec
26759c44 1736 target_os
a7ada2ba 1737 target_path
ba13606c 1738 target_samples
aeeb782c 1739 toolchain
426be5dc 1740"
520cc7f1 1741
89f2932b
MR
1742CMDLINE_APPEND="
1743 extra_cflags
4cc4b33f 1744 host_cppflags
89f2932b
MR
1745"
1746
912f3148
DB
1747# code dependency declarations
1748
9eeed841 1749# architecture extensions
808fa33c 1750
a2fc0f6a
MR
1751armv5te_deps="arm"
1752armv6_deps="arm"
ab5cb084 1753armv6t2_deps="arm"
8675bcb0 1754armv8_deps="aarch64"
b7b17ed6 1755neon_deps_any="aarch64 arm"
d45ebd48 1756intrinsics_neon_deps="neon"
b7b17ed6 1757vfp_deps_any="aarch64 arm"
b3267559 1758vfpv3_deps="vfp"
808fa33c 1759
637606de
MR
1760map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1761
808fa33c
MR
1762altivec_deps="ppc"
1763ppc4xx_deps="ppc"
f22ebd25
LB
1764vsx_deps="altivec"
1765power8_deps="vsx"
808fa33c 1766
84146963
DB
1767cpunop_deps="i686"
1768x86_64_select="i686"
1769x86_64_suggest="fast_cmov"
50cd43f2 1770
808fa33c
MR
1771amd3dnow_deps="mmx"
1772amd3dnowext_deps="amd3dnow"
fb87e69f 1773i686_deps="x86"
9eeed841 1774mmx_deps="x86"
239fdf1b 1775mmxext_deps="mmx"
50cd43f2
DB
1776sse_deps="mmxext"
1777sse2_deps="sse"
1778sse3_deps="sse2"
1779ssse3_deps="sse3"
1780sse4_deps="ssse3"
1781sse42_deps="sse4"
1782avx_deps="sse42"
10b0161d 1783xop_deps="avx"
1b932eb1 1784fma3_deps="avx"
79687079 1785fma4_deps="avx"
4d6ee072 1786avx2_deps="avx"
9eeed841 1787
43b73d59
DB
1788mmx_external_deps="yasm"
1789mmx_inline_deps="inline_asm"
1790mmx_suggest="mmx_external mmx_inline"
1791
84bf8817 1792for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1793 eval dep=\$${ext}_deps
1794 eval ${ext}_external_deps='"${dep}_external"'
1795 eval ${ext}_inline_deps='"${dep}_inline"'
1796 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1797done
1798
032d4da8
JG
1799aligned_stack_if_any="aarch64 ppc x86"
1800fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1801fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1802fast_unaligned_if_any="aarch64 ppc x86"
eba2233b 1803simd_align_16_if_any="altivec neon sse"
89e053f8 1804
1a5fdf95 1805# system capabilities
b462d132 1806symver_if_any="symver_asm_label symver_gnu_asm"
eaa2d123 1807valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
b462d132 1808
8558595a
DB
1809# threading support
1810atomics_gcc_if="sync_val_compare_and_swap"
1811atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1812atomics_win32_if="MemoryBarrier"
1813atomics_native_if_any="$ATOMICS_LIST"
874c751c 1814w32threads_deps="atomics_native"
8558595a
DB
1815threads_if_any="$THREADS_LIST"
1816
26fbcc85 1817# subsystems
dc609252 1818dct_select="rdft"
2d604443 1819error_resilience_select="me_cmp"
1274ea8d
DB
1820faandct_deps="faan fdctdsp"
1821faanidct_deps="faan idctdsp"
fbf4d219 1822intrax8_select="error_resilience"
26fbcc85
MR
1823mdct_select="fft"
1824rdft_select="fft"
2d604443 1825me_cmp_select="fdctdsp idctdsp pixblockdsp"
7b9ef8d7 1826mpeg_er_select="error_resilience"
1e164c0b 1827mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1828mpegaudiodsp_select="dct"
2d604443
DB
1829mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
1830mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
b08caa87
LB
1831nvenc_deps_any="dlopen LoadLibrary"
1832nvenc_extralibs='$ldl'
d0a63d8b 1833qsvdec_select="qsv"
72b7441a 1834qsvenc_select="qsv"
26fbcc85 1835
ed40b6bf 1836# decoders / encoders
d615187f 1837aac_decoder_select="imdct15 mdct sinewin"
bd499d9a 1838aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
136e19e1 1839aac_latm_decoder_select="aac_decoder aac_latm_parser"
71f1ad37 1840ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2d604443
DB
1841ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
1842ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
f5ee2300
VG
1843adpcm_g722_decoder_select="g722dsp"
1844adpcm_g722_encoder_select="g722dsp"
e3fcb143 1845aic_decoder_select="golomb idctdsp"
f4d608e3 1846alac_encoder_select="lpc"
c67b449b 1847als_decoder_select="bswapdsp"
b781cc12 1848amrnb_decoder_select="lsp"
2b2a597e 1849amrwb_decoder_select="lsp"
0a36988e 1850amv_decoder_select="sp5x_decoder"
c67b449b 1851ape_decoder_select="bswapdsp"
e3fcb143 1852asv1_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1853asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
e3fcb143 1854asv2_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1855asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
4538729a 1856atrac1_decoder_select="mdct sinewin"
26fbcc85 1857atrac3_decoder_select="mdct"
e6f0bb65 1858atrac3p_decoder_select="mdct sinewin"
e74433a8 1859bink_decoder_select="blockdsp hpeldsp"
f2051856
DB
1860binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
1861binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
e3fcb143 1862cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
c67b449b 1863cllc_decoder_select="bswapdsp"
9b500b8f 1864comfortnoise_encoder_select="lpc"
9a9e2f1c 1865cook_decoder_select="audiodsp mdct sinewin"
2a91ada8 1866cscd_decoder_select="lzo"
2eef7c62 1867cscd_decoder_suggest="zlib"
71f1ad37 1868dca_decoder_select="fmtconvert mdct"
5c018ee1 1869dds_decoder_select="texturedsp"
e3fcb143 1870dnxhd_decoder_select="blockdsp idctdsp"
f46bb608 1871dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
f6ee61fb 1872dvvideo_decoder_select="dvprofile idctdsp"
2d604443 1873dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
61c31e4e 1874dxa_decoder_deps="zlib"
c45fcf30 1875dxv_decoder_select="lzf texturedsp"
baf91bb9 1876eac3_decoder_select="ac3_decoder"
4264a0dd 1877eac3_encoder_select="ac3_encoder"
e3fcb143
DB
1878eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1879eatgq_decoder_select="aandcttables idctdsp"
1880eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
38389058 1881exr_decoder_deps="zlib"
cd832f03
DB
1882ffv1_decoder_select="golomb rangecoder"
1883ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1884ffvhuff_decoder_select="huffyuv_decoder"
1885ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1886fic_decoder_select="golomb"
b075869b
VG
1887flac_decoder_select="flacdsp golomb"
1888flac_encoder_select="bswapdsp flacdsp golomb lpc"
61c31e4e
DB
1889flashsv_decoder_deps="zlib"
1890flashsv_encoder_deps="zlib"
1891flashsv2_decoder_deps="zlib"
4414137e 1892flv_decoder_select="h263_decoder"
4d4b4bd1 1893flv_encoder_select="h263_encoder"
c67b449b
DB
1894fourxm_decoder_select="blockdsp bswapdsp"
1895fraps_decoder_select="bswapdsp huffman"
61c31e4e 1896g2m_decoder_deps="zlib"
4978850c 1897g2m_decoder_select="blockdsp idctdsp jpegtables"
7b9ef8d7 1898h261_decoder_select="mpeg_er mpegvideo"
ad08dfd5 1899h261_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1900h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
0338c396 1901h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1902h263i_decoder_select="h263_decoder"
fe629c2d 1903h263p_encoder_select="h263_encoder"
db7f1c7c 1904h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel startcode videodsp"
0b499c9b 1905h264_decoder_suggest="error_resilience"
b08caa87 1906h264_nvenc_encoder_deps="nvenc"
4e08c821 1907h264_qsv_decoder_deps="libmfx"
b04d009b 1908h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
72b7441a
AK
1909h264_qsv_encoder_deps="libmfx"
1910h264_qsv_encoder_select="qsvenc"
7ca3e520
VG
1911hap_decoder_select="snappy texturedsp"
1912hap_encoder_deps="libsnappy"
1913hap_encoder_select="texturedspenc"
c67b449b 1914hevc_decoder_select="bswapdsp cabac golomb videodsp"
b08caa87 1915hevc_nvenc_encoder_deps="nvenc"
84b223cc 1916hevc_qsv_encoder_deps="libmfx"
41d47ea8
AK
1917hevc_qsv_decoder_deps="libmfx"
1918hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
66acb76b 1919hevc_qsv_encoder_select="qsvenc"
c67b449b
DB
1920huffyuv_decoder_select="bswapdsp huffyuvdsp"
1921huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
34150be5 1922iac_decoder_select="imc_decoder"
c67b449b 1923imc_decoder_select="bswapdsp fft mdct sinewin"
8f992dc8 1924indeo3_decoder_select="hpeldsp"
2edc77dc
VG
1925indeo4_decoder_select="ividsp"
1926indeo5_decoder_select="ividsp"
8071264f 1927interplay_video_decoder_select="hpeldsp"
8e0cf39f 1928jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1929jpegls_encoder_select="golomb"
e74433a8 1930jv_decoder_select="blockdsp"
0d439fbe 1931lagarith_decoder_select="huffyuvdsp"
4978850c 1932ljpeg_encoder_select="aandcttables idctdsp jpegtables"
4f034993 1933loco_decoder_select="golomb"
e3fcb143 1934mdec_decoder_select="blockdsp idctdsp mpegvideo"
3e589878 1935metasound_decoder_select="lsp mdct sinewin"
e3fcb143 1936mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
4978850c
DB
1937mjpeg_decoder_select="blockdsp hpeldsp idctdsp jpegtables"
1938mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
7caf48e0 1939mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1940mlp_decoder_select="mlp_parser"
c67b449b 1941motionpixels_decoder_select="bswapdsp"
1e164c0b
DB
1942mp1_decoder_select="mpegaudio"
1943mp1float_decoder_select="mpegaudio"
1944mp2_decoder_select="mpegaudio"
1945mp2float_decoder_select="mpegaudio"
1946mp3_decoder_select="mpegaudio"
1947mp3adu_decoder_select="mpegaudio"
1948mp3adufloat_decoder_select="mpegaudio"
1949mp3float_decoder_select="mpegaudio"
1950mp3on4_decoder_select="mpegaudio"
1951mp3on4float_decoder_select="mpegaudio"
c67b449b 1952mpc7_decoder_select="bswapdsp mpegaudiodsp"
88b24064 1953mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1954mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1955mpeg_xvmc_decoder_select="mpeg2video_decoder"
7b9ef8d7 1956mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1957mpeg1video_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1958mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1959mpeg2video_encoder_select="aandcttables mpegvideoenc"
bf52f773
AK
1960mpeg2_qsv_decoder_deps="libmfx"
1961mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel mpegvideo_parser"
84b223cc 1962mpeg2_qsv_encoder_deps="libmfx"
3a85397e 1963mpeg2_qsv_encoder_select="qsvenc"
3e0b1c9a
DB
1964mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1965mpeg4_encoder_select="h263_encoder"
575ec60e 1966msa1_decoder_select="mss34dsp"
4414137e 1967msmpeg4v1_decoder_select="h263_decoder"
4414137e 1968msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1969msmpeg4v2_encoder_select="h263_encoder"
4414137e 1970msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1971msmpeg4v3_encoder_select="h263_encoder"
7b9ef8d7 1972mss2_decoder_select="error_resilience mpeg_er qpeldsp vc1_decoder"
575ec60e 1973mts2_decoder_select="mss34dsp"
8e0cf39f 1974mxpeg_decoder_select="mjpeg_decoder"
4538729a 1975nellymoser_decoder_select="mdct sinewin"
aa11cb79 1976nellymoser_encoder_select="audio_frame_queue mdct sinewin"
e3fcb143 1977nuv_decoder_select="idctdsp lzo"
e2834567 1978on2avc_decoder_select="mdct"
b70d7a4a 1979opus_decoder_deps="avresample"
3d5d4623 1980opus_decoder_select="imdct15"
61c31e4e 1981png_decoder_deps="zlib"
61c31e4e 1982png_encoder_deps="zlib"
512f3ffe 1983png_encoder_select="huffyuvencdsp"
e3fcb143 1984prores_decoder_select="idctdsp"
a9aee08d 1985prores_encoder_select="fdctdsp"
b781cc12 1986qcelp_decoder_select="lsp"
c4f5c2d6 1987qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1988ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1989ralf_decoder_select="golomb"
7b9ef8d7 1990rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1991rv10_encoder_select="h263_encoder"
7b9ef8d7 1992rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1993rv20_encoder_select="h263_encoder"
5cb4bdb2
VG
1994rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
1995rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
9a3202a9 1996screenpresso_decoder_deps="zlib"
4f034993 1997shorten_decoder_select="golomb"
b781cc12 1998sipr_decoder_select="lsp"
8e0cf39f 1999sp5x_decoder_select="mjpeg_decoder"
6caa44aa 2000svq1_decoder_select="hpeldsp"
2d604443 2001svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
57f09608 2002svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 2003svq3_decoder_suggest="zlib"
9a9e2f1c 2004tak_decoder_select="audiodsp"
247e370e
VG
2005tdsc_decoder_deps="zlib"
2006tdsc_decoder_select="mjpeg_decoder"
4eef77c1 2007theora_decoder_select="vp3_decoder"
7caf48e0 2008thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
2009tiff_decoder_suggest="zlib"
2010tiff_encoder_suggest="zlib"
aec09a00 2011truehd_decoder_select="mlp_decoder"
c67b449b
DB
2012truemotion2_decoder_select="bswapdsp"
2013truespeech_decoder_select="bswapdsp"
61c31e4e 2014tscc_decoder_deps="zlib"
c0b10575 2015txd_decoder_select="texturedsp"
4538729a 2016twinvq_decoder_select="mdct lsp sinewin"
c67b449b
DB
2017utvideo_decoder_select="bswapdsp"
2018utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
0d439fbe 2019vble_decoder_select="huffyuvdsp"
adf8227c 2020vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp startcode"
45ecda85 2021vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
2022vorbis_decoder_select="mdct"
2023vorbis_encoder_select="mdct"
3bd062bf 2024vp3_decoder_select="hpeldsp vp3dsp videodsp"
d4aea1aa
VG
2025vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2026vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
e82dc4c9
DB
2027vp6a_decoder_select="vp6_decoder"
2028vp6f_decoder_select="vp6_decoder"
d42191c7
VG
2029vp7_decoder_select="h264pred videodsp vp8dsp"
2030vp8_decoder_select="h264pred videodsp vp8dsp"
72ca830f 2031vp9_decoder_select="videodsp"
c4bfa098 2032webp_decoder_select="vp8_decoder"
f2051856
DB
2033wmapro_decoder_select="mdct sinewin wma_freqs"
2034wmav1_decoder_select="mdct sinewin wma_freqs"
2035wmav1_encoder_select="mdct sinewin wma_freqs"
2036wmav2_decoder_select="mdct sinewin wma_freqs"
2037wmav2_encoder_select="mdct sinewin wma_freqs"
4538729a 2038wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 2039wmv1_decoder_select="h263_decoder"
665507aa 2040wmv1_encoder_select="h263_encoder"
a623aa00
VG
2041wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2042wmv2_encoder_select="h263_encoder wmv2dsp"
015f8ee0 2043wmv3_decoder_select="vc1_decoder"
45ecda85 2044wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
2045zerocodec_decoder_deps="zlib"
2046zlib_decoder_deps="zlib"
2047zlib_encoder_deps="zlib"
2048zmbv_decoder_deps="zlib"
2049zmbv_encoder_deps="zlib"
30fd06be 2050
ed40b6bf 2051# hardware accelerators
31de41ba 2052d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder"
e97446e6 2053dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode"
0afab17e 2054vaapi_deps="va_va_h"
ac3dbb4d 2055vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 2056vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
2057vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2058
82ca17ac
DB
2059h263_vaapi_hwaccel_deps="vaapi"
2060h263_vaapi_hwaccel_select="h263_decoder"
2061h263_vdpau_hwaccel_deps="vdpau"
2062h263_vdpau_hwaccel_select="h263_decoder"
d8039ef8
SL
2063h264_d3d11va_hwaccel_deps="d3d11va"
2064h264_d3d11va_hwaccel_select="h264_decoder"
215cdd35
DB
2065h264_dxva2_hwaccel_deps="dxva2"
2066h264_dxva2_hwaccel_select="h264_decoder"
c4845616 2067h264_mmal_decoder_deps="mmal"
2068h264_mmal_hwaccel_deps="mmal"
2069h264_mmal_decoder_select="h264_decoder"
2070h264_mmal_encoder_deps="mmal"
11c22dfd 2071h264_qsv_hwaccel_deps="libmfx"
82ca17ac
DB
2072h264_vaapi_hwaccel_deps="vaapi"
2073h264_vaapi_hwaccel_select="h264_decoder"
2074h264_vda_hwaccel_deps="vda"
2075h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
2076h264_vda_old_hwaccel_deps="vda"
2077h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
2078h264_vdpau_hwaccel_deps="vdpau"
2079h264_vdpau_hwaccel_select="h264_decoder"
d8039ef8
SL
2080hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
2081hevc_d3d11va_hwaccel_select="hevc_decoder"
7e850fa6
HL
2082hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
2083hevc_dxva2_hwaccel_select="hevc_decoder"
41d47ea8 2084hevc_qsv_hwaccel_deps="libmfx"
82ca17ac
DB
2085mpeg1_vdpau_hwaccel_deps="vdpau"
2086mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
d8039ef8
SL
2087mpeg2_d3d11va_hwaccel_deps="d3d11va"
2088mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
215cdd35
DB
2089mpeg2_dxva2_hwaccel_deps="dxva2"
2090mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
bf52f773 2091mpeg2_qsv_hwaccel_deps="libmfx"
82ca17ac
DB
2092mpeg2_vaapi_hwaccel_deps="vaapi"
2093mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
2094mpeg2_vdpau_hwaccel_deps="vdpau"
2095mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
2096mpeg4_vaapi_hwaccel_deps="vaapi"
2097mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
2098mpeg4_vdpau_hwaccel_deps="vdpau"
2099mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
d8039ef8
SL
2100vc1_d3d11va_hwaccel_deps="d3d11va"
2101vc1_d3d11va_hwaccel_select="vc1_decoder"
215cdd35
DB
2102vc1_dxva2_hwaccel_deps="dxva2"
2103vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
2104vc1_vaapi_hwaccel_deps="vaapi"
2105vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
2106vc1_vdpau_hwaccel_deps="vdpau"
2107vc1_vdpau_hwaccel_select="vc1_decoder"
d8039ef8 2108wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
ed40b6bf
DB
2109wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
2110wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 2111wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 2112
28b80940 2113# parsers
fb7127b2 2114h264_parser_select="h264_decoder"
650060df 2115hevc_parser_select="golomb"
a6a675a7 2116mpegvideo_parser_select="mpegvideo"
7b9ef8d7 2117mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
28df0151 2118vc1_parser_select="mpegvideo startcode vc1_decoder"
28b80940 2119
4978850c
DB
2120# bitstream_filters
2121mjpeg2jpeg_bsf_select="jpegtables"
2122
912f3148 2123# external libraries
72025ac3 2124libdcadec_decoder_deps="libdcadec"
c9171a83 2125libfaac_encoder_deps="libfaac"
aa11cb79 2126libfaac_encoder_select="audio_frame_queue"
4f2b469d 2127libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 2128libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 2129libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
2130libgsm_decoder_deps="libgsm"
2131libgsm_encoder_deps="libgsm"
8ffed8d8
MR
2132libgsm_ms_decoder_deps="libgsm"
2133libgsm_ms_encoder_deps="libgsm"
3641b048
MS
2134libilbc_decoder_deps="libilbc"
2135libilbc_encoder_deps="libilbc"
1cc60c47 2136libmp3lame_encoder_deps="libmp3lame"
aa11cb79 2137libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
2138libopencore_amrnb_decoder_deps="libopencore_amrnb"
2139libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 2140libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 2141libopencore_amrwb_decoder_deps="libopencore_amrwb"
8a3d9ca6 2142libopenh264_encoder_deps="libopenh264"
9a77d59a 2143libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 2144libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 2145libopus_decoder_deps="libopus"
6cb8c854 2146libopus_encoder_deps="libopus"
aa11cb79 2147libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
2148libschroedinger_decoder_deps="libschroedinger"
2149libschroedinger_encoder_deps="libschroedinger"
ae14f311 2150libspeex_decoder_deps="libspeex"
b606a017 2151libspeex_encoder_deps="libspeex"
aa11cb79 2152libspeex_encoder_select="audio_frame_queue"
150d2772 2153libtheora_encoder_deps="libtheora"
718907cd 2154libtwolame_encoder_deps="libtwolame"
d89e738a 2155libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 2156libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 2157libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 2158libvorbis_encoder_deps="libvorbis"
aa11cb79 2159libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
2160libvpx_vp8_decoder_deps="libvpx"
2161libvpx_vp8_encoder_deps="libvpx"
2162libvpx_vp9_decoder_deps="libvpx"
2163libvpx_vp9_encoder_deps="libvpx"
84d3ff50 2164libwavpack_encoder_deps="libwavpack"
be7c3231 2165libwebp_encoder_deps="libwebp"
e1319aa1 2166libx262_encoder_deps="libx262"
1cc60c47 2167libx264_encoder_deps="libx264"
50ea9315 2168libx265_encoder_deps="libx265"
de295976 2169libxavs_encoder_deps="libxavs"
1cc60c47 2170libxvid_encoder_deps="libxvid"
30fd06be 2171
912f3148 2172# demuxers / muxers
c2dd0e9e 2173ac3_demuxer_select="ac3_parser"
255d9c57 2174asf_demuxer_select="riffdec"
3dd5c95d 2175asf_muxer_select="riffenc"
647c2356 2176asf_stream_muxer_select="asf_muxer"
255d9c57 2177avi_demuxer_select="riffdec"
3dd5c95d 2178avi_muxer_select="riffenc"
4e622dea 2179avisynth_demuxer_deps="avisynth"
255d9c57
DB
2180avisynth_demuxer_select="riffdec"
2181caf_demuxer_select="riffdec"
fe5e6e34 2182dash_muxer_select="mp4_muxer"
c2dd0e9e 2183dirac_demuxer_select="dirac_parser"
f6ee61fb
AK
2184dv_demuxer_select="dvprofile"
2185dv_muxer_select="dvprofile"
255d9c57 2186dxa_demuxer_select="riffdec"
5b423887 2187eac3_demuxer_select="ac3_parser"
e01fba55 2188f4v_muxer_select="mov_muxer"
c2dd0e9e 2189flac_demuxer_select="flac_parser"
435214a7 2190hds_muxer_select="flv_muxer"
c9031c7c 2191hls_muxer_select="mpegts_muxer"
647c2356 2192ipod_muxer_select="mov_muxer"
31f16dc1 2193ismv_muxer_select="mov_muxer"
647c2356 2194matroska_audio_muxer_select="matroska_muxer"
255d9c57 2195matroska_demuxer_select="riffdec"
2a91ada8 2196matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2197matroska_muxer_select="riffenc"
2198mmf_muxer_select="riffenc"
255d9c57 2199mov_demuxer_select="riffdec"
4e622dea 2200mov_demuxer_suggest="zlib"
3dd5c95d 2201mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2202mp3_demuxer_select="mpegaudio_parser"
647c2356 2203mp4_muxer_select="mov_muxer"
75644335 2204mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2205mpegtsraw_demuxer_select="mpegts_demuxer"
2206mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2207nut_muxer_select="riffenc"
255d9c57 2208nuv_demuxer_select="riffdec"
051aadee 2209oga_muxer_select="ogg_muxer"
24ca518b 2210ogg_demuxer_select="golomb"
051aadee 2211opus_muxer_select="ogg_muxer"
647c2356 2212psp_muxer_select="mov_muxer"
44594cc7 2213rtp_demuxer_select="sdp_demuxer"
4978850c 2214rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol"
44b70ce5 2215rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2216rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2217sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2218sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2219sdp_demuxer_select="rtpdec"
e772f9fa 2220smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2221spdif_muxer_select="aac_parser"
051aadee 2222spx_muxer_select="ogg_muxer"
57231e4d 2223tak_demuxer_select="tak_parser"
647c2356
DB
2224tg2_muxer_select="mov_muxer"
2225tgp_muxer_select="mov_muxer"
a7d45e06 2226w64_demuxer_select="wav_demuxer"
255d9c57 2227wav_demuxer_select="riffdec"
3dd5c95d
DB
2228wav_muxer_select="riffenc"
2229webm_muxer_select="riffenc"
e176639b 2230webm_muxer_suggest="libopus_encoder libvorbis_encoder libvpx_vp8_encoder libvpx_vp9_encoder"
255d9c57
DB
2231wtv_demuxer_select="riffdec"
2232xmv_demuxer_select="riffdec"
2233xwma_demuxer_select="riffdec"
4e622dea
SS
2234
2235# indevs / outdevs
38e54a75 2236alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2237alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2238bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2239dv1394_indev_deps="dv1394"
2240dv1394_indev_select="dv_demuxer"
c6f95144 2241fbdev_indev_deps="linux_fb_h"
a3fc62e8 2242jack_indev_deps="jack_jack_h pthreads"
e417d80d 2243libcdio_indev_deps="libcdio"
38e54a75 2244libdc1394_indev_deps="libdc1394"
38e54a75
SS
2245oss_indev_deps_any="soundcard_h sys_soundcard_h"
2246oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2247pulse_indev_deps="libpulse"
15d59d2c
B
2248sndio_indev_deps="sndio_h"
2249sndio_outdev_deps="sndio_h"
38e54a75 2250v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2251vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2252vfwcap_indev_extralibs="-lavicap32"
a6674d2e
LB
2253x11grab_indev_deps="x11grab"
2254x11grab_xcb_indev_deps="libxcb"
30fd06be 2255
912f3148 2256# protocols
acd554c1 2257ffrtmpcrypt_protocol_deps="!librtmp_protocol"
63ce9fd2 2258ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
acd554c1 2259ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2260ffrtmphttp_protocol_deps="!librtmp_protocol"
2261ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2262gopher_protocol_select="network"
279a0c97 2263http_protocol_select="tcp_protocol"
7caf48e0 2264httpproxy_protocol_select="tcp_protocol"
183baead 2265https_protocol_select="tls_protocol"
eb9244f2 2266icecast_protocol_select="http_protocol"
c3b57d6e
DB
2267librtmp_protocol_deps="librtmp"
2268librtmpe_protocol_deps="librtmp"
2269librtmps_protocol_deps="librtmp"
2270librtmpt_protocol_deps="librtmp"
2271librtmpte_protocol_deps="librtmp"
c60a2d70 2272mmsh_protocol_select="http_protocol"
998c1ee1 2273mmst_protocol_select="network"
c3b57d6e 2274rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2275rtmp_protocol_select="tcp_protocol"
acd554c1 2276rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2277rtmps_protocol_deps="!librtmp_protocol"
2278rtmps_protocol_select="tls_protocol"
775c4d36 2279rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2280rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2281rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2282rtp_protocol_select="udp_protocol"
998c1ee1
DB
2283sctp_protocol_deps="struct_sctp_event_subscribe"
2284sctp_protocol_select="network"
0eecafc9 2285srtp_protocol_select="rtp_protocol"
998c1ee1 2286tcp_protocol_select="network"
d8ffb205 2287tls_gnutls_protocol_deps="gnutls"
876d441f 2288tls_gnutls_protocol_select="tcp_protocol"
d8ffb205 2289tls_openssl_protocol_deps="openssl !tls_gnutls_protocol"
876d441f 2290tls_openssl_protocol_select="tcp_protocol"
d8ffb205 2291tls_protocol_deps_any="tls_gnutls_protocol tls_openssl_protocol"
998c1ee1 2292udp_protocol_select="network"
60538758
LB
2293unix_protocol_deps="sys_un_h"
2294unix_protocol_select="network"
c08fb000 2295
6ebf0bfc 2296# filters
13fabd7a 2297blackframe_filter_deps="gpl"
ce6b6ef6 2298boxblur_filter_deps="gpl"
1c0210c7 2299bs2b_filter_deps="libbs2b"
68b79bfc 2300cropdetect_filter_deps="gpl"
b157be1f 2301delogo_filter_deps="gpl"
a5b64584 2302drawtext_filter_deps="libfreetype"
61b323ce 2303frei0r_filter_deps="frei0r dlopen"
cfec77aa 2304frei0r_filter_extralibs='$ldl'
61b323ce 2305frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2306frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2307hqdn3d_filter_deps="gpl"
3fce1367 2308interlace_filter_deps="gpl"
cf69ad35 2309ocv_filter_deps="libopencv"
7caf48e0 2310resample_filter_deps="avresample"
2f296e39 2311scale_filter_deps="swscale"
6ebf0bfc 2312
ab81f24a 2313# examples
b339182e 2314avcodec_example_deps="avcodec avutil"
e7dfaf16 2315filter_audio_example_deps="avfilter avutil"
b339182e 2316metadata_example_deps="avformat avutil"
ab81f24a 2317output_example_deps="avcodec avformat avutil swscale"
990e4a66 2318qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder vaapi_x11"
10421bcf 2319transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2320
44951174 2321# libraries, in linking order
d89f2fa9 2322avcodec_deps="avutil"
44951174 2323avdevice_deps="avformat avcodec avutil"
d89f2fa9 2324avfilter_deps="avutil"
44951174 2325avformat_deps="avcodec avutil"
d89f2fa9
DB
2326avresample_deps="avutil"
2327swscale_deps="avutil"
f7679c54 2328
912f3148 2329# programs
54fd593a 2330avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2331avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2332 fps_filter null_filter resample_filter scale_filter
bce70f81 2333 setpts_filter trim_filter"
d173ede1 2334avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2335avplay_libs='$sdl_libs'
e2d50fc2 2336avplay_select="rdft transpose_filter hflip_filter vflip_filter"
9e12f0bf 2337avprobe_deps="avcodec avformat"
a2830dca 2338
4da3f410 2339# documentation
92f0abb2 2340pod2man_deps="doc"
4da3f410
DB
2341texi2html_deps="doc"
2342
de6d9b64 2343# default parameters
8a608357 2344
19bd477d 2345logfile="config.log"
8a608357
MR
2346
2347# installation paths
c9d19248
MR
2348prefix_default="/usr/local"
2349bindir_default='${prefix}/bin'
6291d7e4 2350datadir_default='${prefix}/share/avconv'
f4ca970d 2351docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2352incdir_default='${prefix}/include'
2353libdir_default='${prefix}/lib'
2354mandir_default='${prefix}/share/man'
2355shlibdir_default="$libdir_default"
8a608357
MR
2356
2357# toolchain
121d78d0 2358ar_default="ar"
13c7df3d 2359cc_default="gcc"
9da6609f 2360host_cc_default="gcc"
4ebc6a74 2361cp_f="cp -f"
b58b00ae 2362ln_s="ln -s -f"
2a8a860a 2363nm_default="nm -g"
11e6d03a 2364objformat="elf"
3f8040db 2365pkg_config_default=pkg-config
be7109c1 2366ranlib="ranlib"
e52567c2 2367strip="strip"
11e6d03a 2368yasmexe="yasm"
8a608357
MR
2369
2370# machine
8d4c00ed 2371arch_default=$(uname -m)
38d0a8aa 2372cpu="generic"
d45ebd48 2373intrinsics="none"
8a608357 2374
8a608357 2375# OS
8d4c00ed
MR
2376target_os_default=$(tolower $(uname -s))
2377host_os=$target_os_default
8a608357 2378
8a608357 2379# configurable options
ab81f24a 2380enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2381
3e0b1c9a
DB
2382enable asm
2383enable debug
2384enable doc
1274ea8d 2385enable faan faandct faanidct
8400d6b8 2386enable optimizations
8cfbbd92 2387enable safe_bitstream_reader
530dc538 2388enable static
a9ddb5b1 2389enable swscale_alpha
eaa2d123 2390enable valgrind_backtrace
8a608357 2391
2e2ec667 2392# By default, enable only those hwaccels that have no external dependencies.
d8039ef8 2393enable d3d11va dxva2 vda vdpau
2e2ec667 2394
8a608357 2395# build settings
9987769a 2396SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2397LIBPREF="lib"
2398LIBSUF=".a"
c5f14466
RP
2399FULLNAME='$(NAME)$(BUILDSUF)'
2400LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2401SLIBPREF="lib"
2402SLIBSUF=".so"
c5f14466 2403SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2404SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2405SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2406LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2407SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2408SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2409
68485d1f
MR
2410asflags_filter=echo
2411cflags_filter=echo
64933b6c
MR
2412ldflags_filter=echo
2413
23565c26 2414AS_C='-c'
bc877faf 2415AS_O='-o $@'
23565c26 2416CC_C='-c'
18031c49 2417CC_E='-E -o $@'
7e6c86e6 2418CC_O='-o $@'
a758c5e2 2419LD_O='-o $@'
8db73c61
MR
2420LD_LIB='-l%'
2421LD_PATH='-L'
23565c26 2422HOSTCC_C='-c'
27565164 2423HOSTCC_E='-E -o $@'
a758c5e2 2424HOSTCC_O='-o $@'
095792f2 2425HOSTLD_O='-o $@'
7e6c86e6 2426
9da6609f 2427host_libs='-lm'
6c3fa06a
MR
2428host_cflags_filter=echo
2429host_ldflags_filter=echo
9da6609f 2430
9b861379 2431target_path='$(CURDIR)'
a7ada2ba 2432
a158446b
MR
2433# since the object filename is not given with the -MM flag, the compiler
2434# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2435DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2436DEPFLAGS='-MM'
315c741d 2437
c597172e 2438# find source path
24524f36 2439if test -f configure; then
f038cf3c 2440 source_path=.
c597172e 2441else
8477f2de 2442 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2443 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2444 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2445 test -e "$source_path/config.h" &&
2446 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2447fi
2448
13cbe2c0 2449for v in "$@"; do
b04251c5
MR
2450 r=${v#*=}
2451 l=${v%"$r"}
2452 r=$(sh_quote "$r")
29ba0911 2453 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2454done
c597172e 2455
73ef8980
MR
2456find_things(){
2457 thing=$1
2458 pattern=$2
2459 file=$source_path/$3
932ccf39 2460 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2461}
2462
2463ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2464DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2465HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2466PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2467BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2468MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2469DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2470OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2471INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2472PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2473FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2474
54e75be4
DB
2475ALL_COMPONENTS="
2476 $BSF_LIST
2477 $DECODER_LIST
2478 $DEMUXER_LIST
2479 $ENCODER_LIST
2480 $FILTER_LIST
2481 $HWACCEL_LIST
2482 $INDEV_LIST
2483 $MUXER_LIST
2484 $OUTDEV_LIST
2485 $PARSER_LIST
2486 $PROTOCOL_LIST
2487"
2488
8469ae22
MR
2489for n in $COMPONENT_LIST; do
2490 v=$(toupper ${n%s})_LIST
2491 eval enable \$$v
2492 eval ${n}_if_any="\$$v"
2493done
2494
206a070d 2495enable $ARCH_EXT_LIST
c597172e
MR
2496
2497die_unknown(){
2498 echo "Unknown option \"$1\"."
2499 echo "See $0 --help for available options."
2500 exit 1
2501}
2502
7432e872
DB
2503print_3_columns() {
2504 cat | tr ' ' '\n' | sort | pr -r -3 -t
2505}
2506
794f8e97 2507show_list() {
bf0c4afa
RP
2508 suffix=_$1
2509 shift
7432e872 2510 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2511 exit 0
2512}
2513
154caa67
MR
2514rand_list(){
2515 IFS=', '
2516 set -- $*
2517 unset IFS
2518 for thing; do
2519 comp=${thing%:*}
2520 prob=${thing#$comp}
2521 prob=${prob#:}
2522 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2523 echo "prob ${prob:-0.5}"
2524 printf '%s\n' $comp
2525 done
2526}
2527
2528do_random(){
2529 action=$1
2530 shift
2531 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2532 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2533}
2534
c597172e 2535for opt do
7483e694
DB
2536 optval="${opt#*=}"
2537 case "$opt" in
ea061af1
DB
2538 --extra-ldflags=*)
2539 add_ldflags $optval
7e9e7cc2 2540 ;;
bb0babd7
LB
2541 --extra-ldexeflags=*)
2542 add_ldexeflags $optval
2543 ;;
ea061af1
DB
2544 --extra-libs=*)
2545 add_extralibs $optval
7e9e7cc2 2546 ;;
ea061af1
DB
2547 --disable-devices)
2548 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2549 ;;
ea061af1
DB
2550 --enable-debug=*)
2551 debuglevel="$optval"
7e9e7cc2
MR
2552 ;;
2553 --disable-programs)
2554 disable $PROGRAM_LIST
2555 ;;
2556 --disable-everything)
2557 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2558 ;;
844c6852
DB
2559 --disable-all)
2560 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2561 disable $LIBRARY_LIST $PROGRAM_LIST doc
2562 ;;
7e9e7cc2
MR
2563 --enable-random|--disable-random)
2564 action=${opt%%-random}
2565 do_random ${action#--} $COMPONENT_LIST
2566 ;;
2567 --enable-random=*|--disable-random=*)
2568 action=${opt%%-random=*}
2569 do_random ${action#--} $optval
2570 ;;
2571 --enable-*=*|--disable-*=*)
2572 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2573 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2574 eval list=\$$(toupper $thing)_LIST
2575 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2576 $action $(filter "$name" $list)
2577 ;;
894682a9
AK
2578 --enable-avserver|--disable-avserver*)
2579 warn "avserver has been removed, the ${opt} option is only"\
2580 "provided for compatibility and will be removed in the future"
2581 ;;
7e9e7cc2
MR
2582 --enable-?*|--disable-?*)
2583 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2584 if is_in $option $COMPONENT_LIST; then
2585 test $action = disable && action=unset
2586 eval $action \$$(toupper ${option%s})_LIST
2587 elif is_in $option $CMDLINE_SELECT; then
2588 $action $option
2589 else
2590 die_unknown $opt
2591 fi
2592 ;;
2593 --list-*)
2594 NAME="${opt#--list-}"
2595 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2596 NAME=${NAME%s}
2597 eval show_list $NAME \$$(toupper $NAME)_LIST
2598 ;;
2599 --help|-h) show_help
2600 ;;
2601 *)
2602 optname="${opt%%=*}"
2603 optname="${optname#--}"
2604 optname=$(echo "$optname" | sed 's/-/_/g')
2605 if is_in $optname $CMDLINE_SET; then
2606 eval $optname='$optval'
2607 elif is_in $optname $CMDLINE_APPEND; then
2608 append $optname "$optval"
2609 else
2610 die_unknown $opt
2611 fi
2612 ;;
7483e694 2613 esac
c597172e 2614done
604abd02 2615
76eb0950 2616for e in $env; do
604abd02
LB
2617 eval "export $e"
2618done
c597172e 2619
bcea99bb
MR
2620disabled logging && logfile=/dev/null
2621
d7a5a178
LB
2622# Disable all the library-specific components if the library itself
2623# is disabled, see AVCODEC_LIST and following _LIST variables.
2624
2625disable_components(){
2626 disabled ${1} && disable $(
2627 eval components="\$$(toupper ${1})_COMPONENTS"
2628 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
2629 )
2630}
2631
2632map 'disable_components $v' $LIBRARY_LIST
2633
29ba0911 2634echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2635set >> $logfile
2636
aeeb782c 2637case "$toolchain" in
0fbb62a8
LB
2638 clang-asan)
2639 cc_default="clang"
19f251a2
LB
2640 add_cflags -fsanitize=address
2641 add_ldflags -fsanitize=address
0fbb62a8
LB
2642 ;;
2643 clang-tsan)
2644 cc_default="clang"
19f251a2
LB
2645 add_cflags -fsanitize=thread -pie
2646 add_ldflags -fsanitize=thread -pie
0fbb62a8 2647 ;;
d6a27f88
LB
2648 clang-usan)
2649 cc_default="clang"
4d25c2bc 2650 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2651 add_ldflags -fsanitize=undefined
2652 ;;
0ba49d28
LB
2653 gcc-asan)
2654 cc_default="gcc"
2655 add_cflags -fsanitize=address
2656 add_ldflags -fsanitize=address
2657 ;;
2658 gcc-tsan)
2659 cc_default="gcc"
2660 add_cflags -fsanitize=thread -pie -fPIC
2661 add_ldflags -fsanitize=thread -pie -fPIC
2662 ;;
d6a27f88
LB
2663 gcc-usan)
2664 cc_default="gcc"
2665 add_cflags -fsanitize=undefined
2666 add_ldflags -fsanitize=undefined
2667 ;;
edfe609f
LB
2668 valgrind-massif)
2669 target_exec_default="valgrind"
2670 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2671 ;;
b1ee8eec
RT
2672 valgrind-memcheck)
2673 target_exec_default="valgrind"
2674 target_exec_args="--track-origins=yes --leak-check=full"
2675 ;;
aeeb782c 2676 msvc)
16381923
MS
2677 # Check whether the current MSVC version needs the C99 converter.
2678 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2679 # support enough of C99 to build libav. Default to the new
16381923
MS
2680 # behaviour if the regexp was unable to match anything, since this
2681 # successfully parses the version number of existing supported
2682 # versions that require the converter (MSVC 2010 and 2012).
2683 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2684 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2685 cc_default="cl"
16381923
MS
2686 else
2687 cc_default="c99wrap cl"
2688 fi
c9edbe4a 2689 ld_default="$source_path/compat/windows/mslink"
aeeb782c 2690 nm_default="dumpbin -symbols"
ac3a9b51 2691 ar_default="lib"
2192ff84
MS
2692 case "$arch" in
2693 arm*)
2694 as_default="armasm"
2695 ;;
2696 esac
53e8cd68 2697 target_os_default="win32"
ea9f7173
MS
2698 # Use a relative path for TMPDIR. This makes sure all the
2699 # ffconf temp files are written with a relative path, avoiding
2700 # issues with msys/win32 path conversion for MSVC parameters
2701 # such as -Fo<file> or -out:<file>.
2702 TMPDIR=.
aeeb782c 2703 ;;
322e4194 2704 icl)
ea9f7173
MS
2705 cc_default="icl"
2706 ld_default="xilink"
322e4194
AS
2707 nm_default="dumpbin -symbols"
2708 ar_default="xilib"
2709 target_os_default="win32"
ea9f7173 2710 TMPDIR=.
322e4194 2711 ;;
a862c7d3
RT
2712 gcov)
2713 add_cflags -fprofile-arcs -ftest-coverage
2714 add_ldflags -fprofile-arcs -ftest-coverage
2715 ;;
e7891305 2716 hardened)
2d589273
DB
2717 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
2718 add_cflags -fno-strict-overflow -fstack-protector-all
2719 add_ldflags -Wl,-z,relro -Wl,-z,now
e7891305 2720 ;;
aeeb782c
MR
2721 ?*)
2722 die "Unknown toolchain $toolchain"
2723 ;;
2724esac
2725
faab8f9f
JG
2726test -n "$cross_prefix" && enable cross_compile
2727
2728if enabled cross_compile; then
2729 test -n "$arch" && test -n "$target_os" ||
2730 die "Must specify target arch and OS when cross-compiling"
2731fi
2732
82b6e451
LB
2733ar_default="${cross_prefix}${ar_default}"
2734cc_default="${cross_prefix}${cc_default}"
2735nm_default="${cross_prefix}${nm_default}"
2736pkg_config_default="${cross_prefix}${pkg_config_default}"
2737ranlib="${cross_prefix}${ranlib}"
2738strip="${cross_prefix}${strip}"
2739
2740sysinclude_default="${sysroot}/usr/include"
2741
b1ee8eec 2742set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2743enabled cross_compile || host_cc_default=$cc
2744set_default host_cc
13c7df3d 2745
762f95e4
MR
2746if ! $pkg_config --version >/dev/null 2>&1; then
2747 warn "$pkg_config not found, library detection may fail."
2748 pkg_config=false
2749fi
2750
82bb3329
MR
2751exesuf() {
2752 case $1 in
53e8cd68 2753 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2754 esac
2755}
2756
2757EXESUF=$(exesuf $target_os)
2758HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2759
e4e69e0b 2760# set temporary file name
a49d42c2 2761: ${TMPDIR:=$TEMPDIR}
c51fafa1 2762: ${TMPDIR:=$TMP}
a49d42c2 2763: ${TMPDIR:=/tmp}
e4e69e0b 2764
a210bce2 2765if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2766 # simple replacement for missing mktemp
2767 # NOT SAFE FOR GENERAL USE
2768 mktemp(){
09a5c245 2769 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2770 }
2771fi
2772
2773tmpfile(){
2774 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2775 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2776 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2777 append TMPFILES $tmp
2778 eval $1=$tmp
2779}
2780
2781trap 'rm -f -- $TMPFILES' EXIT
54460a83 2782
55127e7b 2783tmpfile TMPASM .asm
3e0b1c9a
DB
2784tmpfile TMPC .c
2785tmpfile TMPE $EXESUF
2786tmpfile TMPH .h
2787tmpfile TMPO .o
2788tmpfile TMPS .S
2789tmpfile TMPSH .sh
2790tmpfile TMPV .ver
54460a83
MR
2791
2792unset -f mktemp
e4e69e0b 2793
fb3c4ffc
MR
2794chmod +x $TMPE
2795
993f2d0f
MR
2796# make sure we can execute files in $TMPDIR
2797cat > $TMPSH 2>> $logfile <<EOF
2798#! /bin/sh
2799EOF
2800chmod +x $TMPSH >> $logfile 2>&1
2801if ! $TMPSH >> $logfile 2>&1; then
2802 cat <<EOF
2803Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2804variable to another directory and make sure that it is not mounted noexec.
2805EOF
2806 die "Sanity test failed."
2807fi
993f2d0f 2808
08b94f16
MS
2809armasm_flags(){
2810 for flag; do
2811 case $flag in
2812 # Filter out MSVC cl.exe options from cflags that shouldn't
2813 # be passed to gas-preprocessor
2814 -M[TD]*) ;;
2815 *) echo $flag ;;
2816 esac
2817 done
2818}
2819
457cc333
MR
2820ccc_flags(){
2821 for flag; do
2822 case $flag in
2823 -std=c99) echo -c99 ;;
2824 -mcpu=*) echo -arch ${flag#*=} ;;
2825 -mieee) echo -ieee ;;
2826 -O*|-fast) echo $flag ;;
2827 -fno-math-errno) echo -assume nomath_errno ;;
2828 -g) echo -g3 ;;
2829 -Wall) echo -msg_enable level2 ;;
2830 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2831 -Wl,*) echo $flag ;;
2832 -f*|-W*) ;;
2833 *) echo $flag ;;
2834 esac
2835 done
2836}
2837
e5d45e02
LB
2838cparser_flags(){
2839 for flag; do
2840 case $flag in
2841 -Wno-switch) echo -Wno-switch-enum ;;
2842 -Wno-format-zero-length) ;;
2843 -Wdisabled-optimization) ;;
2844 -Wno-pointer-sign) echo -Wno-other ;;
2845 *) echo $flag ;;
2846 esac
2847 done
2848}
2849
14fb9d3d 2850msvc_common_flags(){
dfa559bc
RB
2851 for flag; do
2852 case $flag in
14fb9d3d
AS
2853 # In addition to specifying certain flags under the compiler
2854 # specific filters, they must be specified here as well or else the
2855 # generic catch all at the bottom will print the original flag.
2856 -Wall) ;;
2857 -std=c99) ;;
2858 # Common flags
9f4a16c5 2859 -fomit-frame-pointer) ;;
dfa559bc 2860 -g) echo -Z7 ;;
dfa559bc
RB
2861 -fno-math-errno) ;;
2862 -fno-common) ;;
2863 -fno-signed-zeros) ;;
50640977 2864 -fPIC) ;;
9f30fb5a
MS
2865 -mthumb) ;;
2866 -march=*) ;;
dfa559bc 2867 -lz) echo zlib.lib ;;
bd680c7b
DB
2868 -lavifil32) echo vfw32.lib ;;
2869 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc 2870 -l*) echo ${flag#-l}.lib ;;
f4d4e66a 2871 -L*) echo -libpath:${flag#-L} ;;
dfa559bc
RB
2872 *) echo $flag ;;
2873 esac
2874 done
2875}
2876
14fb9d3d
AS
2877msvc_flags(){
2878 msvc_common_flags "$@"
2879 for flag; do
2880 case $flag in
ace87c19 2881 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2882 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2883 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
91894f27 2884 -wd4273 -wd4554 -wd4701 ;;
14fb9d3d
AS
2885 esac
2886 done
2887}
2888
2889icl_flags(){
2890 msvc_common_flags "$@"
2891 for flag; do
2892 case $flag in
2893 # Despite what Intel's documentation says -Wall, which is supported
2894 # on Windows, does enable remarks so disable them here.
2895 -Wall) echo $flag -Qdiag-disable:remark ;;
2896 -std=c99) echo -Qstd=c99 ;;
2897 esac
2898 done
2899}
2900
d0c6d424
MR
2901pgi_flags(){
2902 for flag; do
2903 case $flag in
643933f5 2904 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2905 -fomit-frame-pointer) echo -Mnoframe ;;
2906 -g) echo -gopt ;;
2907 *) echo $flag ;;
2908 esac
2909 done
2910}
2911
2912suncc_flags(){
2913 for flag; do
2914 case $flag in
2915 -march=*|-mcpu=*)
2916 case "${flag#*=}" in
2917 native) echo -xtarget=native ;;
2918 v9|niagara) echo -xarch=sparc ;;
2919 ultrasparc) echo -xarch=sparcvis ;;
2920 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2921 i586|pentium) echo -xchip=pentium ;;
2922 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2923 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2924 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2925 pentium4*) echo -xtarget=pentium4 ;;
2926 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2927 *-sse3) echo -xarch=sse3 ;;
2928 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2929 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2930 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2931 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2932 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2933 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2934 echo -xarch=sse2a ;;
2935 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2936 esac
2937 ;;
2938 -std=c99) echo -xc99 ;;
2939 -fomit-frame-pointer) echo -xregs=frameptr ;;
2940 -fPIC) echo -KPIC -xcode=pic32 ;;
2941 -W*,*) echo $flag ;;
5e753ed5
SM
2942 -f*-*|-W*|-mimpure-text) ;;
2943 -shared) echo -G ;;
d0c6d424
MR
2944 *) echo $flag ;;
2945 esac
2946 done
2947}
2948
2949tms470_flags(){
2950 for flag; do
2951 case $flag in
2952 -march=*|-mcpu=*)
2953 case "${flag#*=}" in
2954 armv7-a|cortex-a*) echo -mv=7a8 ;;
2955 armv7-r|cortex-r*) echo -mv=7r4 ;;
2956 armv7-m|cortex-m*) echo -mv=7m3 ;;
2957 armv6*|arm11*) echo -mv=6 ;;
2958 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2959 echo -mv=5e ;;
2960 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2961 esac
2962 ;;
2963 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2964 -mfpu=vfp) echo --float_support=vfpv2 ;;
2965 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2966 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2967 -msoft-float) echo --float_support=vfplib ;;
2968 -O[0-3]|-mf=*) echo $flag ;;
2969 -g) echo -g -mn ;;
2970 -pds=*) echo $flag ;;
ad93dccb
MR
2971 -D*|-I*) echo $flag ;;
2972 --gcc|--abi=*) echo $flag ;;
2973 -me) echo $flag ;;
d0c6d424
MR
2974 esac
2975 done
2976}
2977
a758c5e2
MR
2978probe_cc(){
2979 pfx=$1
2980 _cc=$2
2981
8db73c61
MR
2982 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2983 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2984 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2985 _flags_filter=echo
2986
2987 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2988 _type=llvm_gcc
b197f783
S
2989 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
2990 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
a758c5e2
MR
2991 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2992 _cflags_speed='-O3'
2993 _cflags_size='-Os'
2994 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2995 _type=gcc
2996 gcc_version=$($_cc --version | head -n1)
2997 gcc_basever=$($_cc -dumpversion)
2998 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2999 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
3000 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
3001 if ! $_cc -dumpversion | grep -q '^2\.'; then
3002 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3003 fi
3004 _cflags_speed='-O3'
3005 _cflags_size='-Os'
b2d688ea 3006 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
3007 _type=icc
3008 _ident=$($_cc --version | head -n1)
3009 _depflags='-MMD'
3010 _cflags_speed='-O3'
3011 _cflags_size='-Os'
3012 _cflags_noopt='-O1'
3013 elif $_cc -v 2>&1 | grep -q xlc; then
3014 _type=xlc
3015 _ident=$($_cc -qversion 2>/dev/null | head -n1)
3016 _cflags_speed='-O5'
3017 _cflags_size='-O5 -qcompact'
3018 elif $_cc -V 2>/dev/null | grep -q Compaq; then
3019 _type=ccc
3020 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
3021 _DEPFLAGS='-M'
a758c5e2
MR
3022 _cflags_speed='-fast'
3023 _cflags_size='-O1'
457cc333 3024 _flags_filter=ccc_flags
4936ef64 3025 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
3026 test -d "$sysroot" || die "No valid sysroot specified."
3027 _type=armcc
ed6d9ce9 3028 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
a758c5e2
MR
3029 armcc_conf="$PWD/armcc.conf"
3030 $_cc --arm_linux_configure \
3031 --arm_linux_config_file="$armcc_conf" \
3032 --configure_sysroot="$sysroot" \
3033 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
3034 die "Error creating armcc configuration file."
3035 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
3036 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
3037 as_default="${cross_prefix}gcc"
3038 _depflags='-MMD'
3039 _cflags_speed='-O3'
3040 _cflags_size='-Os'
0122118e 3041 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
3042 _type=tms470
3043 _ident=$($_cc -version | head -n1 | tr -s ' ')
3044 _flags='--gcc --abi=eabi -me'
18031c49 3045 _cc_e='-ppl -fe=$@'
a758c5e2 3046 _cc_o='-fe=$@'
a758c5e2
MR
3047 _depflags='-ppa -ppd=$(@:.o=.d)'
3048 _cflags_speed='-O3 -mf=5'
3049 _cflags_size='-O3 -mf=2'
3050 _flags_filter=tms470_flags
3051 elif $_cc -v 2>&1 | grep -q clang; then
3052 _type=clang
b197f783 3053 _ident=$($_cc --version 2>/dev/null | head -n1)
9e057f53 3054 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
3055 _cflags_speed='-O3'
3056 _cflags_size='-Os'
3057 elif $_cc -V 2>&1 | grep -q Sun; then
3058 _type=suncc
3059 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
3060 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 3061 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
3062 _ldflags='-std=c99'
3063 _cflags_speed='-O5'
3064 _cflags_size='-O5 -xspace'
3065 _flags_filter=suncc_flags
3066 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
3067 _type=pathscale
3068 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3069 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3070 _cflags_speed='-O2'
3071 _cflags_size='-Os'
3072 _flags_filter='filter_out -Wdisabled-optimization'
3073 elif $_cc -v 2>&1 | grep -q Open64; then
3074 _type=open64
3075 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3076 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3077 _cflags_speed='-O2'
3078 _cflags_size='-Os'
3079 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
3080 elif $_cc -V 2>&1 | grep -q Portland; then
3081 _type=pgi
3082 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 3083 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
3084 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
3085 _cflags_size="-O2 -Munroll=c:1 $opt_common"
3086 _cflags_noopt="-O1"
3087 _flags_filter=pgi_flags
f4312352
MS
3088 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
3089 _type=armasm
3090 _ident=$($_cc | head -n1)
3091 # 4509: "This form of conditional instruction is deprecated"
3092 _flags="-nologo -ignore 4509"
08b94f16 3093 _flags_filter=armasm_flags
a54e720e 3094 elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
dfa559bc 3095 _type=msvc
863ee068 3096 _ident=$($_cc 2>&1 | head -n1)
dfa559bc
RB
3097 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
3098 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
3099 _cflags_speed="-O2"
3100 _cflags_size="-O1"
a54e720e 3101 if $_cc -nologo- 2>&1 | grep -q Linker; then
ea9f7173 3102 _ld_o='-out:$@'
dfa559bc
RB
3103 else
3104 _ld_o='-Fe$@'
3105 fi
ea9f7173
MS
3106 _cc_o='-Fo$@'
3107 _cc_e='-P -Fi$@'
dfa559bc
RB
3108 _flags_filter=msvc_flags
3109 _ld_lib='lib%.a'
3110 _ld_path='-libpath:'
3111 _flags='-nologo'
342b0ba5 3112 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS'
322e4194
AS
3113 elif $_cc 2>&1 | grep -q Intel; then
3114 _type=icl
863ee068 3115 _ident=$($_cc 2>&1 | head -n1)
322e4194 3116 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
3117 # Not only is O3 broken on 13.x+ but it is slower on all previous
3118 # versions (tested) as well.
322e4194
AS
3119 _cflags_speed="-O2"
3120 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 3121 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 3122 _ld_o='-out:$@'
322e4194
AS
3123 else
3124 _ld_o='-Fe$@'
3125 fi
ea9f7173 3126 _cc_o='-Fo$@'
322e4194 3127 _cc_e='-P'
14fb9d3d 3128 _flags_filter=icl_flags
322e4194
AS
3129 _ld_lib='lib%.a'
3130 _ld_path='-libpath:'
ace87c19 3131 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 3132 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
3133 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
3134 # with MSVC which enables it by default.
342b0ba5 3135 _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS'
e5d45e02
LB
3136 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
3137 _type=cparser
3138 _ident=$($_cc --version | head -n1)
3139 _depflags='-MMD'
3140 _cflags_speed='-O4'
3141 _cflags_size='-O2'
3142 _flags_filter=cparser_flags
aef6bd1b 3143 fi
a758c5e2
MR
3144
3145 eval ${pfx}_type=\$_type
3146 eval ${pfx}_ident=\$_ident
3147}
3148
3149set_ccvars(){
23565c26 3150 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 3151 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
3152 eval ${1}_O=\${_cc_o-\${${1}_O}}
3153
3154 if [ -n "$_depflags" ]; then
3155 eval ${1}_DEPFLAGS=\$_depflags
3156 else
3157 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
3158 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
3159 eval DEP${1}FLAGS=\$_flags
3160 fi
3161}
3162
3163probe_cc cc "$cc"
3164cflags_filter=$_flags_filter
3165cflags_speed=$_cflags_speed
3166cflags_size=$_cflags_size
3167cflags_noopt=$_cflags_noopt
3168add_cflags $_flags $_cflags
3169cc_ldflags=$_ldflags
3170set_ccvars CC
3171
3172probe_cc hostcc "$host_cc"
3173host_cflags_filter=$_flags_filter
a758c5e2 3174add_host_cflags $_flags $_cflags
a758c5e2 3175set_ccvars HOSTCC
629687f6 3176
851ffa80
MR
3177test -n "$cc_type" && enable $cc_type ||
3178 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 3179
75bafbac 3180: ${as_default:=$cc}
50567afa 3181: ${dep_cc_default:=$cc}
684b28e0 3182: ${ld_default:=$cc}
095792f2
MR
3183: ${host_ld_default:=$host_cc}
3184set_default ar as dep_cc ld host_ld
75800dce 3185
a758c5e2
MR
3186probe_cc as "$as"
3187asflags_filter=$_flags_filter
3188add_asflags $_flags $_cflags
3189set_ccvars AS
3190
3191probe_cc ld "$ld"
3192ldflags_filter=$_flags_filter
3193add_ldflags $_flags $_ldflags
3194test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 3195LD_O=${_ld_o-$LD_O}
8db73c61
MR
3196LD_LIB=${_ld_lib-$LD_LIB}
3197LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 3198
095792f2
MR
3199probe_cc hostld "$host_ld"
3200host_ldflags_filter=$_flags_filter
3201add_host_ldflags $_flags $_ldflags
3202HOSTLD_O=${_ld_o-$HOSTLD_O}
3203
a758c5e2
MR
3204if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
3205 probe_cc depcc "$dep_cc"
3206 CCDEP=${_DEPCMD:-$DEPCMD}
3207 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
3208 DEPCCFLAGS=$_flags
3209fi
07dec06e 3210
3dbc777c
MR
3211if $ar 2>&1 | grep -q Microsoft; then
3212 arflags="-nologo"
3213 ar_o='-out:$@'
3214elif $ar 2>&1 | grep -q 'Texas Instruments'; then
3215 arflags="rq"
3216 ar_o='$@'
4822ee3c
DB
3217elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
3218 arflags='-Xany -r -c'
3219 ar_o='$@'
3dbc777c
MR
3220else
3221 arflags="rc"
3222 ar_o='$@'
3223fi
3224
7f32f40c 3225add_cflags $extra_cflags
2f2e6c7c 3226add_asflags $extra_cflags
7f32f40c 3227
154d432c
MR
3228if test -n "$sysroot"; then
3229 case "$cc_type" in
00ba041c 3230 gcc|llvm_gcc|clang)
467256f2 3231 add_cppflags --sysroot="$sysroot"
154d432c
MR
3232 add_ldflags --sysroot="$sysroot"
3233 ;;
6fec122a
MR
3234 tms470)
3235 add_cppflags -I"$sysinclude"
3236 add_ldflags --sysroot="$sysroot"
3237 ;;
154d432c
MR
3238 esac
3239fi
3240
d22c13a8 3241if test "$cpu" = host; then
ace87c19
DB
3242 enabled cross_compile &&
3243 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3244
3245 case "$cc_type" in
613a4e3f 3246 gcc|llvm_gcc)
d22c13a8
MR
3247 check_native(){
3248 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3249 sed -n "/cc1.*$1=/{
27ce1be8
MR
3250 s/.*$1=\\([^ ]*\\).*/\\1/
3251 p
3252 q
3253 }" $TMPE
d22c13a8
MR
3254 }
3255 cpu=$(check_native -march || check_native -mcpu)
3256 ;;
3257 esac
3258
ace87c19
DB
3259 test "${cpu:-host}" = host &&
3260 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3261fi
3262
e939cedd
MR
3263# Deal with common $arch aliases
3264case "$arch" in
5873b623
MR
3265 aarch64|arm64)
3266 arch="aarch64"
3267 ;;
e939cedd
MR
3268 arm*)
3269 arch="arm"
3270 ;;
2acda282 3271 mips*|IP*)
e939cedd
MR
3272 arch="mips"
3273 ;;
a6e9d649 3274 parisc*|hppa*)
e939cedd
MR
3275 arch="parisc"
3276 ;;
56203596 3277 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3278 arch="ppc"
3279 ;;
e939cedd
MR
3280 s390|s390x)
3281 arch="s390"
3282 ;;
3283 sh4|sh)
3284 arch="sh4"
3285 ;;
4cd217c0 3286 sun4u|sparc*)
e939cedd 3287 arch="sparc"
e939cedd 3288 ;;
c75848cd
DB
3289 tilegx|tile-gx)
3290 arch="tilegx"
3291 ;;
d33ed7b3 3292 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3293 arch="x86"
3294 ;;
3295esac