nut: Mark non-fatal errors as warnings
[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]
233d2fa0 194 --enable-libkvazaar enable HEVC encoding via libkvazaar [no]
4e08c821 195 --enable-libmfx enable HW acceleration through libmfx
06454877 196 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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197 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
198 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
199 --enable-libopencv enable video filtering via libopencv [no]
3852e2c9 200 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
453c02f9 201 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 202 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 203 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 204 --enable-librtmp enable RTMP[E] support via librtmp [no]
c547e5ff 205 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
7ca3e520 206 --enable-libsnappy enable Snappy compression [no]
c547e5ff 207 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 208 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 209 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 210 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 211 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 212 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 213 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 214 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 215 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 216 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 217 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 218 --enable-libxavs enable AVS encoding via xavs [no]
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219 --enable-libxcb enable X11 grabbing using XCB [no]
220 --enable-libxcb-shm enable X11 grabbing shm communication [auto]
221 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [auto]
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222 --enable-libxvid enable Xvid encoding via xvidcore,
223 native MPEG-4/Xvid encoder exists [no]
c4845616 224 --enable-mmal enable decoding via MMAL [no]
b08caa87 225 --enable-nvenc enable encoding via NVENC [no]
a060866f 226 --enable-openssl enable openssl [no]
a6674d2e 227 --enable-x11grab enable X11 grabbing (legacy) [no]
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228 --enable-zlib enable zlib [autodetect]
229
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DB
230Toolchain options:
231 --arch=ARCH select architecture [$arch]
232 --cpu=CPU select the minimum required CPU (affects
233 instruction selection, may crash on older CPUs)
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234 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
235 --enable-cross-compile assume a cross-compiler is used
236 --sysroot=PATH root of cross-build tree
237 --sysinclude=PATH location of cross-build system headers
238 --target-os=OS compiler targets OS [$target_os]
239 --target-exec=CMD command to run executables on target
240 --target-path=DIR path to view of build directory on target
ba13606c 241 --target-samples=DIR path to samples directory on target
aeeb782c 242 --toolchain=NAME set tool defaults according to NAME
06454877 243 --nm=NM use nm tool
121d78d0 244 --ar=AR use archive tool AR [$ar_default]
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245 --as=AS use assembler AS [$as_default]
246 --cc=CC use C compiler CC [$cc_default]
193cdd9a 247 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 248 --ld=LD use linker LD
852c329a 249 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
390acbea 250 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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251 --host-cc=HOSTCC use host C compiler HOSTCC
252 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 253 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 254 --host-ld=HOSTLD use host linker HOSTLD
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255 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
256 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 257 --host-os=OS compiler host OS [$target_os]
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258 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
259 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
bb0babd7 260 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
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261 --extra-libs=ELIBS add ELIBS [$ELIBS]
262 --extra-version=STRING version string suffix []
193cdd9a 263 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 264 --build-suffix=SUFFIX library name suffix []
3b327a4b 265 --enable-pic build position-independent code
193cdd9a 266 --enable-thumb compile for Thumb instruction set
b3c6ee19 267 --enable-lto use link-time optimization
604abd02 268 --env="ENV=override" override the environment variables
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269
270Advanced options (experts only):
271 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
8ae1d87a 272 --custom-allocator=NAME use a supported custom allocator
3b327a4b 273 --disable-symver disable symbol versioning
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274 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
275 --disable-safe-bitstream-reader
276 disable buffer boundary checking in bitreaders
277 (faster, but may crash)
278 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 279 --enable-sram allow use of on-chip SRAM
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280
281Optimization options (experts only):
463a7cde 282 --disable-asm disable all assembly optimizations
06454877 283 --disable-altivec disable AltiVec optimizations
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284 --disable-vsx disable VSX optimizations
285 --disable-power8 disable POWER8 optimizations
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286 --disable-amd3dnow disable 3DNow! optimizations
287 --disable-amd3dnowext disable 3DNow! extended optimizations
288 --disable-mmx disable MMX optimizations
239fdf1b 289 --disable-mmxext disable MMXEXT optimizations
06454877 290 --disable-sse disable SSE optimizations
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DB
291 --disable-sse2 disable SSE2 optimizations
292 --disable-sse3 disable SSE3 optimizations
06454877 293 --disable-ssse3 disable SSSE3 optimizations
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294 --disable-sse4 disable SSE4 optimizations
295 --disable-sse42 disable SSE4.2 optimizations
87f1355f 296 --disable-avx disable AVX optimizations
10b0161d 297 --disable-xop disable XOP optimizations
1b932eb1 298 --disable-fma3 disable FMA3 optimizations
79687079 299 --disable-fma4 disable FMA4 optimizations
4d6ee072 300 --disable-avx2 disable AVX2 optimizations
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301 --disable-armv5te disable armv5te optimizations
302 --disable-armv6 disable armv6 optimizations
303 --disable-armv6t2 disable armv6t2 optimizations
b3267559 304 --disable-vfp disable VFP optimizations
5ea20630 305 --disable-neon disable NEON optimizations
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DB
306 --disable-inline-asm disable use of inline assembly
307 --disable-yasm disable use of nasm/yasm assembly
06454877 308
070c5d0f 309Developer options (useful when working on Libav itself):
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310 --disable-debug disable debugging symbols
311 --enable-debug=LEVEL set the debug level [$debuglevel]
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312 --disable-optimizations disable compiler optimizations
313 --enable-extra-warnings enable more compiler warnings
52b3cc60 314 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 315 \$LIBAV_SAMPLES at make invocation time.
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MS
316 --enable-neon-clobber-test check NEON registers for clobbering (should be
317 used only for debugging purposes)
7e4d9d5d
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318 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
319 should be used only for debugging purposes)
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320 --enable-random randomly enable/disable components
321 --disable-random
322 --enable-random=LIST randomly enable/disable specific components or
323 --disable-random=LIST component groups. LIST is a comma-separated list
324 of NAME[:PROB] entries where NAME is a component
325 (group) and PROB the probability associated with
326 NAME (default 0.5).
327 --random-seed=VALUE seed value for --enable/disable-random
eaa2d123
VG
328 --disable-valgrind-backtrace do not print a backtrace under Valgrind
329 (only applies to --disable-optimizations builds)
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330
331NOTE: Object files are built at the place where configure is launched.
332EOF
60e8bc13 333 exit 0
74c53c2d 334}
cf9d24ad 335
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336quotes='""'
337
57bd82d4 338log(){
2270b4b2 339 echo "$@" >> $logfile
57bd82d4
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340}
341
720c69da 342log_file(){
c8e9f801 343 log BEGIN $1
2270b4b2 344 pr -n -t $1 >> $logfile
c8e9f801
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345 log END $1
346}
347
2ba042a7 348echolog(){
c8e9f801 349 log "$@"
57bd82d4 350 echo "$@"
2ba042a7
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351}
352
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353warn(){
354 log "WARNING: $*"
355 WARNINGS="${WARNINGS}WARNING: $*\n"
356}
357
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358die(){
359 echolog "$@"
360 cat <<EOF
d326cf7f 361
2ba042a7 362If you think configure made a mistake, make sure you are using the latest
4a6a21f5 363version from Git. If the latest version fails, report the problem to the
5045f6bd 364libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 365EOF
e155a21a 366 if disabled logging; then
2ba042a7 367 cat <<EOF
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368Rerun configure with logging enabled (do not use --disable-logging), and
369include the log this produces with your report.
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370EOF
371 else
f69f51b3 372 cat <<EOF
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373Include the log file "$logfile" produced by configure as this will help
374solving the problem.
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375EOF
376 fi
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377 exit 1
378}
379
6c6007d6 380# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 381toupper(){
6c6007d6 382 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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383}
384
4a5444db 385tolower(){
6c6007d6 386 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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387}
388
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389c_escape(){
390 echo "$*" | sed 's/["\\]/\\\0/g'
391}
392
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393sh_quote(){
394 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 395 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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396 echo "$v"
397}
398
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399cleanws(){
400 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
401}
402
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403filter(){
404 pat=$1
405 shift
406 for v; do
98ef6079 407 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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408 done
409}
410
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411filter_out(){
412 pat=$1
413 shift
414 for v; do
415 eval "case $v in $pat) ;; *) echo $v ;; esac"
416 done
417}
418
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419map(){
420 m=$1
421 shift
e0e335a0 422 for v; do eval $m; done
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423}
424
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425add_suffix(){
426 suffix=$1
427 shift
428 for v; do echo ${v}${suffix}; done
429}
430
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431set_all(){
432 value=$1
433 shift
434 for var in $*; do
435 eval $var=$value
436 done
437}
438
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439set_weak(){
440 value=$1
441 shift
442 for var; do
443 eval : \${$var:=$value}
444 done
445}
446
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447sanitize_var_name(){
448 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
449}
450
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451set_safe(){
452 var=$1
453 shift
f868b24d 454 eval $(sanitize_var_name "$var")='$*'
3f8040db
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455}
456
457get_safe(){
f868b24d 458 eval echo \$$(sanitize_var_name "$1")
3f8040db
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459}
460
799c9e9b 461pushvar(){
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MS
462 for pvar in $*; do
463 eval level=\${${pvar}_level:=0}
464 eval ${pvar}_${level}="\$$pvar"
465 eval ${pvar}_level=$(($level+1))
799c9e9b
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466 done
467}
468
469popvar(){
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MS
470 for pvar in $*; do
471 eval level=\${${pvar}_level:-0}
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472 test $level = 0 && continue
473 eval level=$(($level-1))
4d810ad2
MS
474 eval $pvar="\${${pvar}_${level}}"
475 eval ${pvar}_level=$level
476 eval unset ${pvar}_${level}
799c9e9b
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477 done
478}
479
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480enable(){
481 set_all yes $*
482}
483
484disable(){
485 set_all no $*
486}
487
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488enable_weak(){
489 set_weak yes $*
490}
491
492disable_weak(){
493 set_weak no $*
494}
495
72702705 496enable_safe(){
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497 for var; do
498 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
499 done
72702705
MR
500}
501
502disable_safe(){
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503 for var; do
504 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
505 done
72702705
MR
506}
507
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508do_enable_deep(){
509 for var; do
510 enabled $var && continue
511 eval sel="\$${var}_select"
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512 eval sgs="\$${var}_suggest"
513 pushvar var sgs
f9d328da 514 enable_deep $sel
c510c7b5
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515 popvar sgs
516 enable_deep_weak $sgs
f9d328da
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517 popvar var
518 done
519}
520
521enable_deep(){
522 do_enable_deep $*
523 enable $*
524}
525
72a43668 526enable_deep_weak(){
ffb068ce
MS
527 for var; do
528 disabled $var && continue
529 pushvar var
530 do_enable_deep $var
531 popvar var
532 enable_weak $var
533 done
72a43668
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534}
535
57bd82d4 536enabled(){
3250003c
MR
537 test "${1#!}" = "$1" && op== || op=!=
538 eval test "x\$${1#!}" $op "xyes"
44161118
MR
539}
540
37970ebf 541disabled(){
3250003c
MR
542 test "${1#!}" = "$1" && op== || op=!=
543 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
544}
545
44161118
MR
546enabled_all(){
547 for opt; do
548 enabled $opt || return 1
549 done
550}
551
85bca2c5
DB
552disabled_all(){
553 for opt; do
554 disabled $opt || return 1
555 done
556}
557
44161118
MR
558enabled_any(){
559 for opt; do
560 enabled $opt && return 0
561 done
562}
563
85bca2c5
DB
564disabled_any(){
565 for opt; do
566 disabled $opt && return 0
567 done
f7b230a7 568 return 1
85bca2c5
DB
569}
570
c9d19248
MR
571set_default(){
572 for opt; do
88268e94 573 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
574 done
575}
576
4a0d6686
AJ
577is_in(){
578 value=$1
579 shift
580 for var in $*; do
581 [ $var = $value ] && return 0
582 done
583 return 1
584}
585
d4f8cecc 586do_check_deps(){
30fd06be 587 for cfg; do
3250003c 588 cfg="${cfg#!}"
799c9e9b
MR
589 enabled ${cfg}_checking && die "Circular dependency for $cfg."
590 disabled ${cfg}_checking && continue
591 enable ${cfg}_checking
d4f8cecc 592 append allopts $cfg
799c9e9b 593
30fd06be
MR
594 eval dep_all="\$${cfg}_deps"
595 eval dep_any="\$${cfg}_deps_any"
7ef3425f 596 eval dep_sel="\$${cfg}_select"
c510c7b5 597 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
598 eval dep_ifa="\$${cfg}_if"
599 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 600
3d7453e0 601 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 602 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 603 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 604
3d7453e0
MR
605 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
606 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
607 enabled_all $dep_all || disable $cfg
608 enabled_any $dep_any || disable $cfg
7ef3425f 609 disabled_any $dep_sel && disable $cfg
799c9e9b 610
4ec45764 611 if enabled $cfg; then
f9d328da 612 enable_deep $dep_sel
c510c7b5 613 enable_deep_weak $dep_sgs
4ec45764
RP
614 fi
615
799c9e9b 616 disable ${cfg}_checking
30fd06be
MR
617 done
618}
619
d4f8cecc
MR
620check_deps(){
621 unset allopts
622
623 do_check_deps "$@"
624
625 for cfg in $allopts; do
626 enabled $cfg || continue
627 eval dep_extralibs="\$${cfg}_extralibs"
628 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
629 done
630}
631
44161118
MR
632print_config(){
633 pfx=$1
72cfcf41
MR
634 files=$2
635 shift 2
f454e879
MR
636 map 'eval echo "$v \${$v:-no}"' "$@" |
637 awk "BEGIN { split(\"$files\", files) }
638 {
639 c = \"$pfx\" toupper(\$1);
640 v = \$2;
641 sub(/yes/, 1, v);
642 sub(/no/, 0, v);
643 for (f in files) {
644 file = files[f];
645 if (file ~ /\\.h\$/) {
646 printf(\"#define %s %d\\n\", c, v) >>file;
647 } else if (file ~ /\\.asm\$/) {
648 printf(\"%%define %s %d\\n\", c, v) >>file;
649 } else if (file ~ /\\.mak\$/) {
d16c4aeb 650 n = -v ? \"\" : \"!\";
f454e879
MR
651 printf(\"%s%s=yes\\n\", n, c) >>file;
652 }
653 }
654 }"
57bd82d4
MR
655}
656
31c0121d 657print_enabled(){
31c0121d
MR
658 suf=$1
659 shift
660 for v; do
9eda2a85 661 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
662 done
663}
664
57bd82d4
MR
665append(){
666 var=$1
667 shift
57bd82d4
MR
668 eval "$var=\"\$$var $*\""
669}
670
60361817
MR
671prepend(){
672 var=$1
673 shift
674 eval "$var=\"$* \$$var\""
675}
676
44951174
JG
677unique(){
678 var=$1
679 uniq_list=""
680 for tok in $(eval echo \$$var); do
681 uniq_list="$(filter_out $tok $uniq_list) $tok"
682 done
683 eval "$var=\"${uniq_list}\""
684}
685
50a334e4 686add_cppflags(){
cd52ec95 687 append CPPFLAGS "$@"
50a334e4
MR
688}
689
57bd82d4 690add_cflags(){
01d31e16 691 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
692}
693
2f2e6c7c 694add_asflags(){
01d31e16 695 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
696}
697
57bd82d4 698add_ldflags(){
64933b6c 699 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
700}
701
bb0babd7
LB
702add_ldexeflags(){
703 append LDEXEFLAGS $($ldflags_filter "$@")
704}
705
0673ede9
VG
706add_stripflags(){
707 append STRIPFLAGS "$@"
708}
709
57bd82d4 710add_extralibs(){
64933b6c 711 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
712}
713
4cc4b33f
DB
714add_host_cppflags(){
715 append host_cppflags "$@"
716}
717
6c3fa06a
MR
718add_host_cflags(){
719 append host_cflags $($host_cflags_filter "$@")
720}
721
722add_host_ldflags(){
723 append host_ldflags $($host_ldflags_filter "$@")
724}
725
84e65c76
MR
726add_compat(){
727 append compat_objs $1
728 shift
729 map 'add_cppflags -D$v' "$@"
730}
731
b0cfb663 732check_cmd(){
b3cb5d51 733 log "$@"
2270b4b2 734 "$@" >> $logfile 2>&1
b0cfb663
MR
735}
736
b2704a65
MR
737cc_o(){
738 eval printf '%s\\n' $CC_O
739}
740
18031c49
MR
741cc_e(){
742 eval printf '%s\\n' $CC_E
743}
744
dcd479c0 745check_cc(){
57bd82d4 746 log check_cc "$@"
2270b4b2 747 cat > $TMPC
720c69da 748 log_file $TMPC
23565c26 749 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
750}
751
752check_cpp(){
753 log check_cpp "$@"
2270b4b2 754 cat > $TMPC
720c69da 755 log_file $TMPC
18031c49 756 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
757}
758
df0d6341
MR
759as_o(){
760 eval printf '%s\\n' $AS_O
761}
762
f65883c8
MR
763check_as(){
764 log check_as "$@"
7fd90119
MR
765 cat > $TMPS
766 log_file $TMPS
767 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
768}
769
575db883
DB
770check_inline_asm(){
771 log check_inline_asm "$@"
940f335a 772 name="$1"
3784e82e 773 code="$2"
940f335a 774 shift 2
49214f61 775 disable $name
7fd90119 776 check_cc "$@" <<EOF && enable $name
3784e82e 777void foo(void){ __asm__ volatile($code); }
940f335a
MR
778EOF
779}
780
c6ebc9fa
MR
781check_insn(){
782 log check_insn "$@"
783 check_inline_asm ${1}_inline "\"$2\""
784 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
785}
786
304d586d
LM
787check_yasm(){
788 log check_yasm "$@"
789 echo "$1" > $TMPS
790 log_file $TMPS
791 shift 1
792 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
793}
794
29b64b68
MR
795ld_o(){
796 eval printf '%s\\n' $LD_O
797}
798
dcd479c0 799check_ld(){
57bd82d4 800 log check_ld "$@"
66a1ccd7
MR
801 flags=$(filter_out '-l*' "$@")
802 libs=$(filter '-l*' "$@")
01d31e16 803 check_cc $($cflags_filter $flags) || return
64933b6c
MR
804 flags=$($ldflags_filter $flags)
805 libs=$($ldflags_filter $libs)
29b64b68 806 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
807}
808
52ccc4a0
DB
809print_include(){
810 hdr=$1
811 test "${hdr%.h}" = "${hdr}" &&
812 echo "#include $hdr" ||
813 echo "#include <$hdr>"
814}
815
5adc829e
MR
816check_code(){
817 log check_code "$@"
818 check=$1
819 headers=$2
820 code=$3
821 shift 3
822 {
823 for hdr in $headers; do
52ccc4a0 824 print_include $hdr
5adc829e
MR
825 done
826 echo "int main(void) { $code; return 0; }"
827 } | check_$check "$@"
828}
829
50a334e4
MR
830check_cppflags(){
831 log check_cppflags "$@"
caf458dd 832 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
833int x;
834EOF
835}
836
23157d72
DB
837test_cflags(){
838 log test_cflags "$@"
01d31e16 839 set -- $($cflags_filter "$@")
23157d72 840 check_cc "$@" <<EOF
dcd479c0
MR
841int x;
842EOF
843}
844
23157d72
DB
845check_cflags(){
846 log check_cflags "$@"
847 test_cflags "$@" && add_cflags "$@"
848}
849
2ed46eea
MR
850test_ldflags(){
851 log test_ldflags "$@"
852 check_ld "$@" <<EOF
c23a0ac8 853int main(void){ return 0; }
dcd479c0
MR
854EOF
855}
856
2ed46eea
MR
857check_ldflags(){
858 log check_ldflags "$@"
859 test_ldflags "$@" && add_ldflags "$@"
860}
861
0673ede9
VG
862test_stripflags(){
863 log test_stripflags "$@"
864 # call check_cc to get a fresh TMPO
865 check_cc <<EOF
866int main(void) { return 0; }
867EOF
868 check_cmd $strip $STRIPFLAGS "$@" $TMPO
869}
870
871check_stripflags(){
872 log check_stripflags "$@"
873 test_stripflags "$@" && add_stripflags "$@"
874}
875
dcd479c0 876check_header(){
57bd82d4 877 log check_header "$@"
dcd479c0
MR
878 header=$1
879 shift
b77df637
MR
880 disable_safe $header
881 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
882#include <$header>
883int x;
884EOF
885}
886
887check_func(){
57bd82d4 888 log check_func "$@"
dcd479c0
MR
889 func=$1
890 shift
d8bc5f06
MR
891 disable $func
892 check_ld "$@" <<EOF && enable $func
dcd479c0 893extern int $func();
c23a0ac8 894int main(void){ $func(); }
dcd479c0
MR
895EOF
896}
897
645d2652 898check_mathfunc(){
6b73c0ae 899 log check_mathfunc "$@"
645d2652 900 func=$1
1aa07aa2
MR
901 narg=$2
902 shift 2
903 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
904 disable $func
905 check_ld "$@" <<EOF && enable $func
906#include <math.h>
1aa07aa2 907float foo(float f, float g) { return $func($args); }
33bd38db 908int main(void){ return 0; }
645d2652
MR
909EOF
910}
911
2446d3d6
DB
912check_func_headers(){
913 log check_func_headers "$@"
f8d7b072 914 headers=$1
edaf1ae2 915 funcs=$2
f8d7b072 916 shift 2
edaf1ae2
MR
917 {
918 for hdr in $headers; do
52ccc4a0 919 print_include $hdr
edaf1ae2
MR
920 done
921 for func in $funcs; do
922 echo "long check_$func(void) { return (long) $func; }"
923 done
924 echo "int main(void) { return 0; }"
925 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
926}
927
a5344cf7
SS
928check_cpp_condition(){
929 log check_cpp_condition "$@"
930 header=$1
931 condition=$2
f855b7b9 932 shift 2
cd52ec95 933 check_cpp "$@" <<EOF
a5344cf7
SS
934#include <$header>
935#if !($condition)
936#error "unsatisfied condition: $condition"
937#endif
938EOF
939}
940
57bd82d4
MR
941check_lib(){
942 log check_lib "$@"
943 header="$1"
944 func="$2"
945 shift 2
84400e9d 946 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
947}
948
f8d7b072
MR
949check_lib2(){
950 log check_lib2 "$@"
951 headers="$1"
edaf1ae2 952 funcs="$2"
f8d7b072 953 shift 2
edaf1ae2 954 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
955}
956
3f8040db
MR
957check_pkg_config(){
958 log check_pkg_config "$@"
959 pkg="$1"
960 headers="$2"
961 funcs="$3"
962 shift 3
7f9e893f 963 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
964 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
965 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db 966 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
06db4552
LB
967 set_safe "${pkg}_cflags" $pkg_cflags &&
968 set_safe "${pkg}_libs" $pkg_libs
3f8040db
MR
969}
970
dcd479c0 971check_exec(){
2270b4b2 972 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
973}
974
7dfef245 975check_exec_crash(){
5e622c40 976 code=$(cat)
7dfef245
MR
977
978 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
979 # are safe but may not be available everywhere. Thus we use
980 # raise(SIGTERM) instead. The check is run in a subshell so we
981 # can redirect the "Terminated" message from the shell. SIGBUS
982 # is not defined by standard C so it is used conditionally.
983
2270b4b2 984 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
985#include <signal.h>
986static void sighandler(int sig){
987 raise(SIGTERM);
988}
692dd8ed
MR
989int foo(void){
990 $code
991}
9495cd17 992int (*func_ptr)(void) = foo;
e5af4a11 993int main(void){
7dfef245
MR
994 signal(SIGILL, sighandler);
995 signal(SIGFPE, sighandler);
996 signal(SIGSEGV, sighandler);
997#ifdef SIGBUS
998 signal(SIGBUS, sighandler);
999#endif
9495cd17 1000 return func_ptr();
7dfef245
MR
1001}
1002EOF
1003}
1004
72be9e73
DY
1005check_type(){
1006 log check_type "$@"
1007 headers=$1
1008 type=$2
1009 shift 2
ae550ce9 1010 disable_safe "$type"
5adc829e 1011 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
1012}
1013
14d36751 1014check_struct(){
813b82b9 1015 log check_struct "$@"
14d36751
MR
1016 headers=$1
1017 struct=$2
1018 member=$3
1019 shift 3
1020 disable_safe "${struct}_${member}"
5adc829e
MR
1021 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1022 enable_safe "${struct}_${member}"
14d36751
MR
1023}
1024
9c7d85b3
DB
1025check_builtin(){
1026 log check_builtin "$@"
1027 name=$1
1028 headers=$2
1029 builtin=$3
1030 shift 3
1031 disable "$name"
1032 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1033}
1034
e854b8f9
AK
1035check_compile_assert(){
1036 log check_compile_assert "$@"
1037 name=$1
1038 headers=$2
1039 condition=$3
1040 shift 3
1041 disable "$name"
1042 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1043}
1044
57bd82d4
MR
1045require(){
1046 name="$1"
1047 header="$2"
1048 func="$3"
1049 shift 3
1050 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1051}
1052
f8d7b072
MR
1053require2(){
1054 name="$1"
1055 headers="$2"
1056 func="$3"
1057 shift 3
1058 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1059}
1060
3f8040db
MR
1061require_pkg_config(){
1062 pkg="$1"
1063 check_pkg_config "$@" || die "ERROR: $pkg not found"
06db4552
LB
1064 add_cflags $(get_safe "${pkg}_cflags")
1065 add_extralibs $(get_safe "${pkg}_libs")
3f8040db
MR
1066}
1067
27565164
DB
1068hostcc_e(){
1069 eval printf '%s\\n' $HOSTCC_E
1070}
1071
ae43c4c0
MR
1072hostcc_o(){
1073 eval printf '%s\\n' $HOSTCC_O
1074}
1075
f0125de9
MR
1076check_host_cc(){
1077 log check_host_cc "$@"
1078 cat > $TMPC
1079 log_file $TMPC
ae43c4c0 1080 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1081}
1082
27565164
DB
1083check_host_cpp(){
1084 log check_host_cpp "$@"
1085 cat > $TMPC
1086 log_file $TMPC
3f2c7035 1087 check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC
27565164
DB
1088}
1089
4cc4b33f
DB
1090check_host_cppflags(){
1091 log check_host_cppflags "$@"
1092 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1093int x;
1094EOF
1095}
1096
f0125de9
MR
1097check_host_cflags(){
1098 log check_host_cflags "$@"
6c3fa06a 1099 set -- $($host_cflags_filter "$@")
f0125de9
MR
1100 check_host_cc "$@" <<EOF && append host_cflags "$@"
1101int x;
1102EOF
1103}
1104
27565164
DB
1105check_host_cpp_condition(){
1106 log check_host_cpp_condition "$@"
1107 header=$1
1108 condition=$2
1109 shift 2
1110 check_host_cpp "$@" <<EOF
1111#include <$header>
1112#if !($condition)
1113#error "unsatisfied condition: $condition"
1114#endif
1115EOF
1116}
1117
c505dd31
MR
1118apply(){
1119 file=$1
1120 shift
1121 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1122}
1123
c34681df 1124cp_if_changed(){
5e27ec28
MR
1125 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1126 mkdir -p "$(dirname $2)"
4ebc6a74 1127 $cp_f "$1" "$2"
c34681df
MR
1128}
1129
dcd61286
DB
1130# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1131# system-dependent things.
1132
d7a5a178 1133AVCODEC_COMPONENTS="
4a0d6686
AJ
1134 bsfs
1135 decoders
4a0d6686 1136 encoders
5666fd73 1137 hwaccels
d7a5a178
LB
1138 parsers
1139"
1140
1141AVDEVICE_COMPONENTS="
c552605c 1142 indevs
c552605c 1143 outdevs
d7a5a178
LB
1144"
1145AVFILTER_COMPONENTS="
1146 filters
1147"
1148AVFORMAT_COMPONENTS="
1149 demuxers
1150 muxers
4a0d6686
AJ
1151 protocols
1152"
1153
d7a5a178
LB
1154AVRESAMPLE_COMPONENTS=""
1155AVUTIL_COMPONENTS=""
1156
1157COMPONENT_LIST="
1158 $AVCODEC_COMPONENTS
1159 $AVDEVICE_COMPONENTS
1160 $AVFILTER_COMPONENTS
1161 $AVFORMAT_COMPONENTS
1162 $AVRESAMPLE_COMPONENTS
1163 $AVUTIL_COMPONENTS
1164"
1165
ab81f24a 1166EXAMPLE_LIST="
b339182e 1167 avcodec_example
e7dfaf16 1168 filter_audio_example
b339182e 1169 metadata_example
ab81f24a 1170 output_example
990e4a66 1171 qsvdec_example
10421bcf 1172 transcode_aac_example
ab81f24a
DB
1173"
1174
3fc09b00
MR
1175EXTERNAL_LIBRARY_LIST="
1176 avisynth
1177 bzlib
1178 frei0r
1179 gnutls
1c0210c7 1180 libbs2b
3fc09b00
MR
1181 libcdio
1182 libdc1394
72025ac3 1183 libdcadec
3fc09b00
MR
1184 libfaac
1185 libfdk_aac
f1b239ec 1186 libfontconfig
3fc09b00
MR
1187 libfreetype
1188 libgsm
1189 libilbc
233d2fa0 1190 libkvazaar
4e08c821 1191 libmfx
3fc09b00
MR
1192 libmp3lame
1193 libopencore_amrnb
1194 libopencore_amrwb
1195 libopencv
8a3d9ca6 1196 libopenh264
3fc09b00
MR
1197 libopenjpeg
1198 libopus
1199 libpulse
1200 librtmp
1201 libschroedinger
7ca3e520 1202 libsnappy
3fc09b00
MR
1203 libspeex
1204 libtheora
718907cd 1205 libtwolame
3fc09b00
MR
1206 libvo_aacenc
1207 libvo_amrwbenc
1208 libvorbis
1209 libvpx
84d3ff50 1210 libwavpack
be7c3231 1211 libwebp
3fc09b00 1212 libx264
50ea9315 1213 libx265
3fc09b00 1214 libxavs
a6674d2e
LB
1215 libxcb
1216 libxcb_shm
1217 libxcb_xfixes
3fc09b00 1218 libxvid
c4845616 1219 mmal
b08caa87 1220 nvenc
3fc09b00
MR
1221 openssl
1222 x11grab
1223 zlib
1224"
1225
d0adf55c
DB
1226FEATURE_LIST="
1227 gray
1228 hardcoded_tables
1229 runtime_cpudetect
1230 safe_bitstream_reader
1231 shared
1232 small
1233 sram
1234 static
1235 swscale_alpha
1236"
1237
70b348ec 1238HWACCEL_LIST="
d8039ef8 1239 d3d11va
70b348ec
DB
1240 dxva2
1241 vaapi
1242 vda
1243 vdpau
1244"
7caf48e0 1245
d89f2fa9
DB
1246LIBRARY_LIST="
1247 avcodec
1248 avdevice
1249 avfilter
1250 avformat
1251 avresample
1252 avutil
1253 swscale
1254"
1255
d0adf55c
DB
1256LICENSE_LIST="
1257 gpl
1258 nonfree
1259 version3
1260"
1261
055c61b8
DB
1262PROGRAM_LIST="
1263 avconv
1264 avplay
1265 avprobe
055c61b8
DB
1266"
1267
d0adf55c 1268SUBSYSTEM_LIST="
7f3f5f46 1269 dct
4da3f410 1270 doc
0b499c9b 1271 error_resilience
1274ea8d 1272 faan
1848f7d9 1273 fft
b781cc12 1274 lsp
2a91ada8 1275 lzo
47a158cb 1276 mdct
d0adf55c
DB
1277 network
1278 rdft
1279"
1280
1281CONFIG_LIST="
1282 $COMPONENT_LIST
1283 $EXAMPLE_LIST
1284 $EXTERNAL_LIBRARY_LIST
1285 $FEATURE_LIST
1286 $HWACCEL_LIST
1287 $LICENSE_LIST
1288 $LIBRARY_LIST
1289 $PROGRAM_LIST
1290 $SUBSYSTEM_LIST
c88f5d72 1291 memalign_hack
44a0a98f 1292 neon_clobber_test
8a3c8627 1293 pic
7caf48e0 1294 pod2man
f187557a 1295 texi2html
8986fddc 1296 thumb
eaa2d123 1297 valgrind_backtrace
7e4d9d5d 1298 xmm_clobber_test
4a0d6686 1299"
c88f5d72 1300
7caf48e0 1301THREADS_LIST="
8eee7025
DB
1302 pthreads
1303 w32threads
7caf48e0 1304"
8eee7025 1305
7caf48e0 1306ATOMICS_LIST="
f9f6402e 1307 atomics_gcc
f9f6402e 1308 atomics_suncc
93e65e9a 1309 atomics_win32
7caf48e0 1310"
f9f6402e 1311
7caf48e0 1312ARCH_LIST="
5873b623 1313 aarch64
3f5b56e5 1314 alpha
a2fc0f6a 1315 arm
fdcd782d
MR
1316 avr32
1317 avr32_ap
1318 avr32_uc
3f5b56e5
MR
1319 bfin
1320 ia64
1321 m68k
1322 mips
bae3abb0 1323 mips64
3f5b56e5 1324 parisc
79cb09b2 1325 ppc
34d11b87 1326 ppc64
3f5b56e5
MR
1327 s390
1328 sh4
1329 sparc
1330 sparc64
c75848cd
DB
1331 tilegx
1332 tilepro
0844bae1 1333 tomi
3f5b56e5
MR
1334 x86
1335 x86_32
1336 x86_64
7caf48e0 1337"
3f5b56e5 1338
7caf48e0 1339ARCH_EXT_LIST_ARM="
81dfa21e
MR
1340 armv5te
1341 armv6
1342 armv6t2
8675bcb0 1343 armv8
81dfa21e 1344 neon
b3267559 1345 vfp
81dfa21e 1346 vfpv3
7caf48e0 1347"
81dfa21e 1348
7caf48e0 1349ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1350 amd3dnow
a1ef9f08 1351 amd3dnowext
50cd43f2 1352 avx
4d6ee072 1353 avx2
1b932eb1 1354 fma3
50cd43f2
DB
1355 fma4
1356 mmx
1357 mmxext
1358 sse
1359 sse2
1360 sse3
1361 sse4
1362 sse42
1363 ssse3
7caf48e0
DB
1364 xop
1365"
50cd43f2 1366
7a650caf
DB
1367ARCH_EXT_LIST_PPC="
1368 altivec
1369 dcbzl
1370 ldbrx
f22ebd25 1371 power8
7a650caf 1372 ppc4xx
f22ebd25 1373 vsx
7a650caf
DB
1374"
1375
84bf8817
DB
1376ARCH_EXT_LIST_X86="
1377 $ARCH_EXT_LIST_X86_SIMD
1378 cpunop
1379 i686
1380"
1381
1016a75c
LB
1382ARCH_EXT_LIST_MIPS="
1383 loongson
1384 mips32r1
1385 mips64r1
1386 mips32r2
1387 mips64r2
1388 mips32r6
1389 mips64r6
1390"
1391
50cd43f2 1392ARCH_EXT_LIST="
81dfa21e 1393 $ARCH_EXT_LIST_ARM
1016a75c 1394 $ARCH_EXT_LIST_MIPS
7a650caf 1395 $ARCH_EXT_LIST_PPC
50cd43f2 1396 $ARCH_EXT_LIST_X86
7a650caf 1397 vis
50cd43f2 1398"
3f5b56e5 1399
7a650caf
DB
1400ARCH_FEATURES="
1401 aligned_stack
1402 fast_64bit
1403 fast_clz
1404 fast_cmov
1405 local_aligned_8
1406 local_aligned_16
eba2233b 1407 simd_align_16
7a650caf
DB
1408"
1409
1410BUILTIN_LIST="
1411 atomic_cas_ptr
1412 machine_rw_barrier
1413 MemoryBarrier
1414 mm_empty
1415 rdtsc
1416 sync_val_compare_and_swap
1417"
7caf48e0 1418HAVE_LIST_CMDLINE="
fd712a55
DB
1419 inline_asm
1420 symver
1421 yasm
7caf48e0 1422"
fd712a55 1423
7caf48e0 1424HAVE_LIST_PUB="
a3e02a8c 1425 bigendian
d268eee9 1426 fast_unaligned
7caf48e0 1427"
a3e02a8c 1428
7a650caf
DB
1429HEADERS_LIST="
1430 alsa_asoundlib_h
1431 altivec_h
1432 arpa_inet_h
1433 cdio_paranoia_h
1434 cdio_paranoia_paranoia_h
1435 dev_bktr_ioctl_bt848_h
1436 dev_bktr_ioctl_meteor_h
1437 dev_ic_bt8xx_h
1438 dev_video_bktr_ioctl_bt848_h
1439 dev_video_meteor_ioctl_meteor_h
1440 direct_h
1441 dlfcn_h
d8039ef8 1442 d3d11_h
7a650caf
DB
1443 dxva_h
1444 gsm_h
1445 io_h
1446 mach_mach_time_h
1447 machine_ioctl_bt848_h
1448 machine_ioctl_meteor_h
1449 malloc_h
1450 poll_h
1451 sndio_h
1452 soundcard_h
1453 sys_mman_h
1454 sys_param_h
1455 sys_resource_h
1456 sys_select_h
1457 sys_soundcard_h
1458 sys_time_h
1459 sys_un_h
1460 sys_videoio_h
1461 unistd_h
eaa2d123 1462 valgrind_valgrind_h
7a650caf
DB
1463 windows_h
1464 winsock2_h
1465"
1466
d45ebd48
JG
1467INTRINSICS_LIST="
1468 intrinsics_neon
1469"
1470
79042ab3 1471MATH_FUNCS="
fab0a8b2
MR
1472 atanf
1473 atan2f
79042ab3 1474 cbrtf
fab0a8b2 1475 cosf
79042ab3
DB
1476 exp2
1477 exp2f
fab0a8b2 1478 expf
79042ab3
DB
1479 isinf
1480 isnan
fab0a8b2 1481 ldexpf
79042ab3
DB
1482 llrint
1483 llrintf
1484 log2
1485 log2f
fab0a8b2 1486 log10f
79042ab3
DB
1487 lrint
1488 lrintf
fab0a8b2 1489 powf
79042ab3
DB
1490 rint
1491 round
1492 roundf
fab0a8b2 1493 sinf
79042ab3
DB
1494 trunc
1495 truncf
1496"
1497
7a650caf 1498SYSTEM_FUNCS="
be1a839c 1499 aligned_malloc
ebef9f5a 1500 clock_gettime
ecf97f22 1501 closesocket
15caccb9 1502 CommandLineToArgvW
a61c2115 1503 CoTaskMemFree
1093383d 1504 CryptGenRandom
c88f5d72 1505 dlopen
534a2231 1506 fcntl
e854b8f9 1507 flt_lim
9d99cc5a 1508 fork
84882df6 1509 getaddrinfo
da9e86f8 1510 gethrtime
667fb97a 1511 getopt
02e8f427 1512 GetProcessAffinityMask
fc5607f8 1513 GetProcessMemoryInfo
4e68cb8a 1514 GetProcessTimes
66be5b45 1515 getrusage
7caf48e0 1516 GetSystemTimeAsFileTime
61183b5a 1517 gettimeofday
3f8f1c6f 1518 gmtime_r
2e1913b1 1519 inet_aton
abfc8d05 1520 isatty
8772997d 1521 jack_port_get_latency_range
b08caa87 1522 LoadLibrary
a5b64584 1523 localtime_r
c708b540 1524 mach_absolute_time
73f6d31e 1525 MapViewOfFile
c88f5d72 1526 memalign
6ffa87d3 1527 mkstemp
0328b9ea 1528 mmap
e98b02de 1529 mprotect
d3d3a32c 1530 nanosleep
1f91cdce 1531 posix_memalign
ea4d5f48 1532 sched_getaffinity
7e6a11bc 1533 SetConsoleTextAttribute
b507ebd1 1534 setmode
3e0b1c9a 1535 setrlimit
d3d3a32c 1536 Sleep
87958234 1537 strerror_r
7a650caf
DB
1538 sysconf
1539 sysctl
1540 usleep
1541 VirtualAlloc
1542"
1543
1544TOOLCHAIN_FEATURES="
896a5bff 1545 as_dn_directive
d5a55981 1546 as_func
dcae2e32 1547 as_object_arch
7a650caf
DB
1548 asm_mod_q
1549 attribute_may_alias
1550 attribute_packed
1551 ebp_available
1552 ebx_available
1553 gnu_as
1554 ibm_asm
1555 inline_asm_labels
1556 pragma_deprecated
1557 symver_asm_label
1558 symver_gnu_asm
1559 vfp_args
1560 xform_asm
1561 xmm_clobbers
1562"
1563
1564TYPES_LIST="
73ea3ffc 1565 CONDITION_VARIABLE_Ptr
7a650caf 1566 socklen_t
c0018613 1567 struct_addrinfo
75d339e0
MS
1568 struct_group_source_req
1569 struct_ip_mreq_source
b4d68544 1570 struct_ipv6_mreq
cdee08e3 1571 struct_pollfd
3e0b1c9a 1572 struct_rusage_ru_maxrss
b4d68544 1573 struct_sockaddr_in6
3b2372bf 1574 struct_sockaddr_sa_len
33a4dbdd 1575 struct_sockaddr_storage
a6a4793d 1576 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1577"
1578
1579HAVE_LIST="
1580 $ARCH_EXT_LIST
1581 $(add_suffix _external $ARCH_EXT_LIST)
1582 $(add_suffix _inline $ARCH_EXT_LIST)
1583 $ARCH_FEATURES
1584 $ATOMICS_LIST
1585 $BUILTIN_LIST
1586 $HAVE_LIST_CMDLINE
1587 $HAVE_LIST_PUB
1588 $HEADERS_LIST
d45ebd48 1589 $INTRINSICS_LIST
7a650caf
DB
1590 $MATH_FUNCS
1591 $SYSTEM_FUNCS
1592 $THREADS_LIST
1593 $TOOLCHAIN_FEATURES
1594 $TYPES_LIST
1595 atomics_native
1596 dos_paths
a61c2115 1597 dxva2_lib
7a650caf
DB
1598 libc_msvcrt
1599 libdc1394_1
1600 libdc1394_2
1601 sdl
f963f803 1602 section_data_rel_ro
b265431e 1603 threads
990e4a66 1604 vaapi_x11
7671dd7c 1605 vdpau_x11
7671dd7c 1606 xlib
0cb78cef 1607"
44161118 1608
511cf612 1609# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1610CONFIG_EXTRA="
87849592 1611 aandcttables
bfe9f48a 1612 ac3dsp
aa11cb79 1613 audio_frame_queue
9a9e2f1c 1614 audiodsp
e74433a8 1615 blockdsp
c67b449b 1616 bswapdsp
8ef33497 1617 cabac
f6ee61fb 1618 dvprofile
1274ea8d
DB
1619 faandct
1620 faanidct
a9aee08d 1621 fdctdsp
b075869b 1622 flacdsp
71f1ad37 1623 fmtconvert
f5ee2300 1624 g722dsp
bfe9f48a 1625 gcrypt
63ce9fd2 1626 gmp
478fd534 1627 golomb
9cad0e4e 1628 gplv3
0338c396 1629 h263dsp
478fd534
DB
1630 h264chroma
1631 h264dsp
1632 h264pred
915a2a0a 1633 h264qpel
68d8238c 1634 hpeldsp
478fd534 1635 huffman
0d439fbe 1636 huffyuvdsp
512f3ffe 1637 huffyuvencdsp
e3fcb143 1638 idctdsp
bd499d9a 1639 iirfilter
3d5d4623 1640 imdct15
dc4d726b 1641 intrax8
2edc77dc 1642 ividsp
4978850c 1643 jpegtables
e1319aa1 1644 libx262
9cad0e4e 1645 lgplv3
478fd534 1646 lpc
0c770761 1647 lzf
2d604443 1648 me_cmp
7b9ef8d7 1649 mpeg_er
1e164c0b 1650 mpegaudio
bfe9f48a 1651 mpegaudiodsp
18bbca1f 1652 mpegvideo
ad08dfd5 1653 mpegvideoenc
575ec60e 1654 mss34dsp
f46bb608 1655 pixblockdsp
368f5035 1656 qpeldsp
d0a63d8b 1657 qsv
b04d009b 1658 qsvdec
72b7441a 1659 qsvenc
f704a079 1660 rangecoder
255d9c57 1661 riffdec
3dd5c95d 1662 riffenc
bfe9f48a 1663 rtpdec
5ad2f0bf 1664 rtpenc_chain
5cb4bdb2 1665 rv34dsp
bfe9f48a 1666 sinewin
2ecfd451 1667 snappy
db7f1c7c 1668 startcode
8337e0c5
VG
1669 texturedsp
1670 texturedspenc
57f09608 1671 tpeldsp
8c53d39e 1672 videodsp
ab9f9876 1673 vp3dsp
d4aea1aa 1674 vp56dsp
d42191c7 1675 vp8dsp
f2051856 1676 wma_freqs
a623aa00 1677 wmv2dsp
b6bb00b0
MR
1678"
1679
520cc7f1 1680CMDLINE_SELECT="
3f5b56e5 1681 $ARCH_EXT_LIST
520cc7f1 1682 $CONFIG_LIST
fd712a55 1683 $HAVE_LIST_CMDLINE
8eee7025 1684 $THREADS_LIST
c8a4ae00 1685 asm
db6107b6 1686 cross_compile
520cc7f1
MR
1687 debug
1688 extra_warnings
8c6afa4d 1689 logging
65d12900 1690 lto
d2bbb2f7 1691 optimizations
749b1f13 1692 rpath
520cc7f1 1693"
426be5dc 1694
7caf48e0 1695PATHS_LIST="
d156bede 1696 bindir
14a8acf1 1697 datadir
f4ca970d 1698 docdir
26759c44
MR
1699 incdir
1700 libdir
26759c44
MR
1701 mandir
1702 prefix
1703 shlibdir
7caf48e0 1704"
426be5dc
DB
1705
1706CMDLINE_SET="
1707 $PATHS_LIST
121d78d0 1708 ar
426be5dc 1709 arch
313c46a6 1710 as
426be5dc
DB
1711 build_suffix
1712 cc
1713 cpu
1714 cross_prefix
8ae1d87a 1715 custom_allocator
50567afa 1716 dep_cc
604abd02 1717 env
ac63af34 1718 extra_version
9da6609f
MR
1719 host_cc
1720 host_cflags
095792f2 1721 host_ld
9da6609f
MR
1722 host_ldflags
1723 host_libs
82bb3329 1724 host_os
684b28e0 1725 ld
426be5dc 1726 logfile
4ae40685 1727 malloc_prefix
89641463 1728 nm
9cd7b854 1729 optflags
3f8040db 1730 pkg_config
390acbea 1731 pkg_config_flags
154caa67 1732 random_seed
2fad0977 1733 samples
c5200f17
MR
1734 sysinclude
1735 sysroot
a7ada2ba 1736 target_exec
26759c44 1737 target_os
a7ada2ba 1738 target_path
ba13606c 1739 target_samples
aeeb782c 1740 toolchain
426be5dc 1741"
520cc7f1 1742
89f2932b
MR
1743CMDLINE_APPEND="
1744 extra_cflags
4cc4b33f 1745 host_cppflags
89f2932b
MR
1746"
1747
912f3148
DB
1748# code dependency declarations
1749
9eeed841 1750# architecture extensions
808fa33c 1751
a2fc0f6a
MR
1752armv5te_deps="arm"
1753armv6_deps="arm"
ab5cb084 1754armv6t2_deps="arm"
8675bcb0 1755armv8_deps="aarch64"
b7b17ed6 1756neon_deps_any="aarch64 arm"
d45ebd48 1757intrinsics_neon_deps="neon"
b7b17ed6 1758vfp_deps_any="aarch64 arm"
b3267559 1759vfpv3_deps="vfp"
808fa33c 1760
637606de
MR
1761map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1762
808fa33c
MR
1763altivec_deps="ppc"
1764ppc4xx_deps="ppc"
f22ebd25
LB
1765vsx_deps="altivec"
1766power8_deps="vsx"
808fa33c 1767
84146963
DB
1768cpunop_deps="i686"
1769x86_64_select="i686"
1770x86_64_suggest="fast_cmov"
50cd43f2 1771
808fa33c
MR
1772amd3dnow_deps="mmx"
1773amd3dnowext_deps="amd3dnow"
fb87e69f 1774i686_deps="x86"
9eeed841 1775mmx_deps="x86"
239fdf1b 1776mmxext_deps="mmx"
50cd43f2
DB
1777sse_deps="mmxext"
1778sse2_deps="sse"
1779sse3_deps="sse2"
1780ssse3_deps="sse3"
1781sse4_deps="ssse3"
1782sse42_deps="sse4"
1783avx_deps="sse42"
10b0161d 1784xop_deps="avx"
1b932eb1 1785fma3_deps="avx"
79687079 1786fma4_deps="avx"
4d6ee072 1787avx2_deps="avx"
9eeed841 1788
43b73d59
DB
1789mmx_external_deps="yasm"
1790mmx_inline_deps="inline_asm"
1791mmx_suggest="mmx_external mmx_inline"
1792
84bf8817 1793for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1794 eval dep=\$${ext}_deps
1795 eval ${ext}_external_deps='"${dep}_external"'
1796 eval ${ext}_inline_deps='"${dep}_inline"'
1797 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1798done
1799
032d4da8
JG
1800aligned_stack_if_any="aarch64 ppc x86"
1801fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1802fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1803fast_unaligned_if_any="aarch64 ppc x86"
eba2233b 1804simd_align_16_if_any="altivec neon sse"
89e053f8 1805
1a5fdf95 1806# system capabilities
b462d132 1807symver_if_any="symver_asm_label symver_gnu_asm"
eaa2d123 1808valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
b462d132 1809
8558595a
DB
1810# threading support
1811atomics_gcc_if="sync_val_compare_and_swap"
1812atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1813atomics_win32_if="MemoryBarrier"
1814atomics_native_if_any="$ATOMICS_LIST"
874c751c 1815w32threads_deps="atomics_native"
8558595a
DB
1816threads_if_any="$THREADS_LIST"
1817
26fbcc85 1818# subsystems
dc609252 1819dct_select="rdft"
2d604443 1820error_resilience_select="me_cmp"
1274ea8d
DB
1821faandct_deps="faan fdctdsp"
1822faanidct_deps="faan idctdsp"
fbf4d219 1823intrax8_select="error_resilience"
26fbcc85
MR
1824mdct_select="fft"
1825rdft_select="fft"
2d604443 1826me_cmp_select="fdctdsp idctdsp pixblockdsp"
7b9ef8d7 1827mpeg_er_select="error_resilience"
1e164c0b 1828mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1829mpegaudiodsp_select="dct"
2d604443
DB
1830mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
1831mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
b08caa87
LB
1832nvenc_deps_any="dlopen LoadLibrary"
1833nvenc_extralibs='$ldl'
d0a63d8b 1834qsvdec_select="qsv"
72b7441a 1835qsvenc_select="qsv"
26fbcc85 1836
ed40b6bf 1837# decoders / encoders
d615187f 1838aac_decoder_select="imdct15 mdct sinewin"
bd499d9a 1839aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
136e19e1 1840aac_latm_decoder_select="aac_decoder aac_latm_parser"
71f1ad37 1841ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
2d604443
DB
1842ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
1843ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
f5ee2300
VG
1844adpcm_g722_decoder_select="g722dsp"
1845adpcm_g722_encoder_select="g722dsp"
e3fcb143 1846aic_decoder_select="golomb idctdsp"
f4d608e3 1847alac_encoder_select="lpc"
c67b449b 1848als_decoder_select="bswapdsp"
b781cc12 1849amrnb_decoder_select="lsp"
2b2a597e 1850amrwb_decoder_select="lsp"
0a36988e 1851amv_decoder_select="sp5x_decoder"
c67b449b 1852ape_decoder_select="bswapdsp"
e3fcb143 1853asv1_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1854asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
e3fcb143 1855asv2_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1856asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
4538729a 1857atrac1_decoder_select="mdct sinewin"
26fbcc85 1858atrac3_decoder_select="mdct"
e6f0bb65 1859atrac3p_decoder_select="mdct sinewin"
e74433a8 1860bink_decoder_select="blockdsp hpeldsp"
f2051856
DB
1861binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
1862binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
e3fcb143 1863cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
c67b449b 1864cllc_decoder_select="bswapdsp"
9b500b8f 1865comfortnoise_encoder_select="lpc"
9a9e2f1c 1866cook_decoder_select="audiodsp mdct sinewin"
2a91ada8 1867cscd_decoder_select="lzo"
2eef7c62 1868cscd_decoder_suggest="zlib"
71f1ad37 1869dca_decoder_select="fmtconvert mdct"
5c018ee1 1870dds_decoder_select="texturedsp"
e3fcb143 1871dnxhd_decoder_select="blockdsp idctdsp"
f46bb608 1872dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
f6ee61fb 1873dvvideo_decoder_select="dvprofile idctdsp"
2d604443 1874dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
61c31e4e 1875dxa_decoder_deps="zlib"
c45fcf30 1876dxv_decoder_select="lzf texturedsp"
baf91bb9 1877eac3_decoder_select="ac3_decoder"
4264a0dd 1878eac3_encoder_select="ac3_encoder"
e3fcb143
DB
1879eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1880eatgq_decoder_select="aandcttables idctdsp"
1881eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
38389058 1882exr_decoder_deps="zlib"
cd832f03
DB
1883ffv1_decoder_select="golomb rangecoder"
1884ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1885ffvhuff_decoder_select="huffyuv_decoder"
1886ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1887fic_decoder_select="golomb"
b075869b
VG
1888flac_decoder_select="flacdsp golomb"
1889flac_encoder_select="bswapdsp flacdsp golomb lpc"
61c31e4e
DB
1890flashsv_decoder_deps="zlib"
1891flashsv_encoder_deps="zlib"
1892flashsv2_decoder_deps="zlib"
4414137e 1893flv_decoder_select="h263_decoder"
4d4b4bd1 1894flv_encoder_select="h263_encoder"
c67b449b
DB
1895fourxm_decoder_select="blockdsp bswapdsp"
1896fraps_decoder_select="bswapdsp huffman"
61c31e4e 1897g2m_decoder_deps="zlib"
4978850c 1898g2m_decoder_select="blockdsp idctdsp jpegtables"
7b9ef8d7 1899h261_decoder_select="mpeg_er mpegvideo"
ad08dfd5 1900h261_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1901h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
0338c396 1902h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1903h263i_decoder_select="h263_decoder"
fe629c2d 1904h263p_encoder_select="h263_encoder"
db7f1c7c 1905h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel startcode videodsp"
0b499c9b 1906h264_decoder_suggest="error_resilience"
b08caa87 1907h264_nvenc_encoder_deps="nvenc"
4e08c821 1908h264_qsv_decoder_deps="libmfx"
b04d009b 1909h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
72b7441a
AK
1910h264_qsv_encoder_deps="libmfx"
1911h264_qsv_encoder_select="qsvenc"
7ca3e520
VG
1912hap_decoder_select="snappy texturedsp"
1913hap_encoder_deps="libsnappy"
1914hap_encoder_select="texturedspenc"
c67b449b 1915hevc_decoder_select="bswapdsp cabac golomb videodsp"
b08caa87 1916hevc_nvenc_encoder_deps="nvenc"
84b223cc 1917hevc_qsv_encoder_deps="libmfx"
41d47ea8
AK
1918hevc_qsv_decoder_deps="libmfx"
1919hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
66acb76b 1920hevc_qsv_encoder_select="qsvenc"
c67b449b
DB
1921huffyuv_decoder_select="bswapdsp huffyuvdsp"
1922huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
34150be5 1923iac_decoder_select="imc_decoder"
c67b449b 1924imc_decoder_select="bswapdsp fft mdct sinewin"
8f992dc8 1925indeo3_decoder_select="hpeldsp"
2edc77dc
VG
1926indeo4_decoder_select="ividsp"
1927indeo5_decoder_select="ividsp"
8071264f 1928interplay_video_decoder_select="hpeldsp"
8e0cf39f 1929jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1930jpegls_encoder_select="golomb"
e74433a8 1931jv_decoder_select="blockdsp"
0d439fbe 1932lagarith_decoder_select="huffyuvdsp"
4978850c 1933ljpeg_encoder_select="aandcttables idctdsp jpegtables"
4f034993 1934loco_decoder_select="golomb"
e3fcb143 1935mdec_decoder_select="blockdsp idctdsp mpegvideo"
3e589878 1936metasound_decoder_select="lsp mdct sinewin"
e3fcb143 1937mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
4978850c
DB
1938mjpeg_decoder_select="blockdsp hpeldsp idctdsp jpegtables"
1939mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
7caf48e0 1940mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1941mlp_decoder_select="mlp_parser"
c67b449b 1942motionpixels_decoder_select="bswapdsp"
1e164c0b
DB
1943mp1_decoder_select="mpegaudio"
1944mp1float_decoder_select="mpegaudio"
1945mp2_decoder_select="mpegaudio"
1946mp2float_decoder_select="mpegaudio"
1947mp3_decoder_select="mpegaudio"
1948mp3adu_decoder_select="mpegaudio"
1949mp3adufloat_decoder_select="mpegaudio"
1950mp3float_decoder_select="mpegaudio"
1951mp3on4_decoder_select="mpegaudio"
1952mp3on4float_decoder_select="mpegaudio"
c67b449b 1953mpc7_decoder_select="bswapdsp mpegaudiodsp"
88b24064 1954mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1955mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1956mpeg_xvmc_decoder_select="mpeg2video_decoder"
7b9ef8d7 1957mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1958mpeg1video_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1959mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1960mpeg2video_encoder_select="aandcttables mpegvideoenc"
bf52f773
AK
1961mpeg2_qsv_decoder_deps="libmfx"
1962mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel mpegvideo_parser"
84b223cc 1963mpeg2_qsv_encoder_deps="libmfx"
3a85397e 1964mpeg2_qsv_encoder_select="qsvenc"
3e0b1c9a
DB
1965mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1966mpeg4_encoder_select="h263_encoder"
575ec60e 1967msa1_decoder_select="mss34dsp"
4414137e 1968msmpeg4v1_decoder_select="h263_decoder"
4414137e 1969msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1970msmpeg4v2_encoder_select="h263_encoder"
4414137e 1971msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1972msmpeg4v3_encoder_select="h263_encoder"
7b9ef8d7 1973mss2_decoder_select="error_resilience mpeg_er qpeldsp vc1_decoder"
575ec60e 1974mts2_decoder_select="mss34dsp"
8e0cf39f 1975mxpeg_decoder_select="mjpeg_decoder"
4538729a 1976nellymoser_decoder_select="mdct sinewin"
aa11cb79 1977nellymoser_encoder_select="audio_frame_queue mdct sinewin"
e3fcb143 1978nuv_decoder_select="idctdsp lzo"
e2834567 1979on2avc_decoder_select="mdct"
b70d7a4a 1980opus_decoder_deps="avresample"
3d5d4623 1981opus_decoder_select="imdct15"
61c31e4e 1982png_decoder_deps="zlib"
61c31e4e 1983png_encoder_deps="zlib"
512f3ffe 1984png_encoder_select="huffyuvencdsp"
e3fcb143 1985prores_decoder_select="idctdsp"
a9aee08d 1986prores_encoder_select="fdctdsp"
b781cc12 1987qcelp_decoder_select="lsp"
c4f5c2d6 1988qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1989ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1990ralf_decoder_select="golomb"
533a6198 1991rscc_decoder_deps="zlib"
7b9ef8d7 1992rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1993rv10_encoder_select="h263_encoder"
7b9ef8d7 1994rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1995rv20_encoder_select="h263_encoder"
5cb4bdb2
VG
1996rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
1997rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
9a3202a9 1998screenpresso_decoder_deps="zlib"
4f034993 1999shorten_decoder_select="golomb"
b781cc12 2000sipr_decoder_select="lsp"
8e0cf39f 2001sp5x_decoder_select="mjpeg_decoder"
6caa44aa 2002svq1_decoder_select="hpeldsp"
2d604443 2003svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
57f09608 2004svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 2005svq3_decoder_suggest="zlib"
9a9e2f1c 2006tak_decoder_select="audiodsp"
247e370e
VG
2007tdsc_decoder_deps="zlib"
2008tdsc_decoder_select="mjpeg_decoder"
4eef77c1 2009theora_decoder_select="vp3_decoder"
7caf48e0 2010thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
2011tiff_decoder_suggest="zlib"
2012tiff_encoder_suggest="zlib"
aec09a00 2013truehd_decoder_select="mlp_decoder"
c67b449b
DB
2014truemotion2_decoder_select="bswapdsp"
2015truespeech_decoder_select="bswapdsp"
61c31e4e 2016tscc_decoder_deps="zlib"
c0b10575 2017txd_decoder_select="texturedsp"
4538729a 2018twinvq_decoder_select="mdct lsp sinewin"
c67b449b
DB
2019utvideo_decoder_select="bswapdsp"
2020utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
0d439fbe 2021vble_decoder_select="huffyuvdsp"
adf8227c 2022vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp startcode"
45ecda85 2023vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
2024vorbis_decoder_select="mdct"
2025vorbis_encoder_select="mdct"
3bd062bf 2026vp3_decoder_select="hpeldsp vp3dsp videodsp"
d4aea1aa
VG
2027vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
2028vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
e82dc4c9
DB
2029vp6a_decoder_select="vp6_decoder"
2030vp6f_decoder_select="vp6_decoder"
d42191c7
VG
2031vp7_decoder_select="h264pred videodsp vp8dsp"
2032vp8_decoder_select="h264pred videodsp vp8dsp"
72ca830f 2033vp9_decoder_select="videodsp"
c4bfa098 2034webp_decoder_select="vp8_decoder"
f2051856
DB
2035wmapro_decoder_select="mdct sinewin wma_freqs"
2036wmav1_decoder_select="mdct sinewin wma_freqs"
2037wmav1_encoder_select="mdct sinewin wma_freqs"
2038wmav2_decoder_select="mdct sinewin wma_freqs"
2039wmav2_encoder_select="mdct sinewin wma_freqs"
4538729a 2040wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 2041wmv1_decoder_select="h263_decoder"
665507aa 2042wmv1_encoder_select="h263_encoder"
a623aa00
VG
2043wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2044wmv2_encoder_select="h263_encoder wmv2dsp"
015f8ee0 2045wmv3_decoder_select="vc1_decoder"
45ecda85 2046wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
2047zerocodec_decoder_deps="zlib"
2048zlib_decoder_deps="zlib"
2049zlib_encoder_deps="zlib"
2050zmbv_decoder_deps="zlib"
2051zmbv_encoder_deps="zlib"
30fd06be 2052
ed40b6bf 2053# hardware accelerators
31de41ba 2054d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder"
e97446e6 2055dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode"
0afab17e 2056vaapi_deps="va_va_h"
ac3dbb4d 2057vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 2058vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
2059vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
2060
82ca17ac
DB
2061h263_vaapi_hwaccel_deps="vaapi"
2062h263_vaapi_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"
233d2fa0 2136libkvazaar_encoder_deps="libkvazaar"
1cc60c47 2137libmp3lame_encoder_deps="libmp3lame"
aa11cb79 2138libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
2139libopencore_amrnb_decoder_deps="libopencore_amrnb"
2140libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 2141libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 2142libopencore_amrwb_decoder_deps="libopencore_amrwb"
8a3d9ca6 2143libopenh264_encoder_deps="libopenh264"
9a77d59a 2144libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 2145libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 2146libopus_decoder_deps="libopus"
6cb8c854 2147libopus_encoder_deps="libopus"
aa11cb79 2148libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
2149libschroedinger_decoder_deps="libschroedinger"
2150libschroedinger_encoder_deps="libschroedinger"
ae14f311 2151libspeex_decoder_deps="libspeex"
b606a017 2152libspeex_encoder_deps="libspeex"
aa11cb79 2153libspeex_encoder_select="audio_frame_queue"
150d2772 2154libtheora_encoder_deps="libtheora"
718907cd 2155libtwolame_encoder_deps="libtwolame"
d89e738a 2156libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 2157libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 2158libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 2159libvorbis_encoder_deps="libvorbis"
aa11cb79 2160libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
2161libvpx_vp8_decoder_deps="libvpx"
2162libvpx_vp8_encoder_deps="libvpx"
2163libvpx_vp9_decoder_deps="libvpx"
2164libvpx_vp9_encoder_deps="libvpx"
84d3ff50 2165libwavpack_encoder_deps="libwavpack"
be7c3231 2166libwebp_encoder_deps="libwebp"
e1319aa1 2167libx262_encoder_deps="libx262"
1cc60c47 2168libx264_encoder_deps="libx264"
50ea9315 2169libx265_encoder_deps="libx265"
de295976 2170libxavs_encoder_deps="libxavs"
1cc60c47 2171libxvid_encoder_deps="libxvid"
30fd06be 2172
912f3148 2173# demuxers / muxers
c2dd0e9e 2174ac3_demuxer_select="ac3_parser"
255d9c57 2175asf_demuxer_select="riffdec"
3dd5c95d 2176asf_muxer_select="riffenc"
647c2356 2177asf_stream_muxer_select="asf_muxer"
255d9c57 2178avi_demuxer_select="riffdec"
3dd5c95d 2179avi_muxer_select="riffenc"
4e622dea 2180avisynth_demuxer_deps="avisynth"
255d9c57
DB
2181avisynth_demuxer_select="riffdec"
2182caf_demuxer_select="riffdec"
fe5e6e34 2183dash_muxer_select="mp4_muxer"
c2dd0e9e 2184dirac_demuxer_select="dirac_parser"
f6ee61fb
AK
2185dv_demuxer_select="dvprofile"
2186dv_muxer_select="dvprofile"
255d9c57 2187dxa_demuxer_select="riffdec"
5b423887 2188eac3_demuxer_select="ac3_parser"
e01fba55 2189f4v_muxer_select="mov_muxer"
c2dd0e9e 2190flac_demuxer_select="flac_parser"
435214a7 2191hds_muxer_select="flv_muxer"
c9031c7c 2192hls_muxer_select="mpegts_muxer"
647c2356 2193ipod_muxer_select="mov_muxer"
31f16dc1 2194ismv_muxer_select="mov_muxer"
647c2356 2195matroska_audio_muxer_select="matroska_muxer"
255d9c57 2196matroska_demuxer_select="riffdec"
2a91ada8 2197matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2198matroska_muxer_select="riffenc"
2199mmf_muxer_select="riffenc"
255d9c57 2200mov_demuxer_select="riffdec"
4e622dea 2201mov_demuxer_suggest="zlib"
3dd5c95d 2202mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2203mp3_demuxer_select="mpegaudio_parser"
647c2356 2204mp4_muxer_select="mov_muxer"
75644335 2205mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2206mpegtsraw_demuxer_select="mpegts_demuxer"
2207mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2208nut_muxer_select="riffenc"
255d9c57 2209nuv_demuxer_select="riffdec"
051aadee 2210oga_muxer_select="ogg_muxer"
24ca518b 2211ogg_demuxer_select="golomb"
051aadee 2212opus_muxer_select="ogg_muxer"
647c2356 2213psp_muxer_select="mov_muxer"
44594cc7 2214rtp_demuxer_select="sdp_demuxer"
4978850c 2215rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol"
44b70ce5 2216rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2217rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2218sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2219sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2220sdp_demuxer_select="rtpdec"
e772f9fa 2221smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2222spdif_muxer_select="aac_parser"
051aadee 2223spx_muxer_select="ogg_muxer"
57231e4d 2224tak_demuxer_select="tak_parser"
647c2356
DB
2225tg2_muxer_select="mov_muxer"
2226tgp_muxer_select="mov_muxer"
a7d45e06 2227w64_demuxer_select="wav_demuxer"
255d9c57 2228wav_demuxer_select="riffdec"
3dd5c95d
DB
2229wav_muxer_select="riffenc"
2230webm_muxer_select="riffenc"
e176639b 2231webm_muxer_suggest="libopus_encoder libvorbis_encoder libvpx_vp8_encoder libvpx_vp9_encoder"
255d9c57
DB
2232wtv_demuxer_select="riffdec"
2233xmv_demuxer_select="riffdec"
2234xwma_demuxer_select="riffdec"
4e622dea
SS
2235
2236# indevs / outdevs
38e54a75 2237alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2238alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2239bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2240dv1394_indev_deps="dv1394"
2241dv1394_indev_select="dv_demuxer"
c6f95144 2242fbdev_indev_deps="linux_fb_h"
a3fc62e8 2243jack_indev_deps="jack_jack_h pthreads"
e417d80d 2244libcdio_indev_deps="libcdio"
38e54a75 2245libdc1394_indev_deps="libdc1394"
38e54a75
SS
2246oss_indev_deps_any="soundcard_h sys_soundcard_h"
2247oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2248pulse_indev_deps="libpulse"
15d59d2c
B
2249sndio_indev_deps="sndio_h"
2250sndio_outdev_deps="sndio_h"
38e54a75 2251v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2252vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2253vfwcap_indev_extralibs="-lavicap32"
a6674d2e
LB
2254x11grab_indev_deps="x11grab"
2255x11grab_xcb_indev_deps="libxcb"
30fd06be 2256
912f3148 2257# protocols
acd554c1 2258ffrtmpcrypt_protocol_deps="!librtmp_protocol"
63ce9fd2 2259ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
acd554c1 2260ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2261ffrtmphttp_protocol_deps="!librtmp_protocol"
2262ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2263gopher_protocol_select="network"
279a0c97 2264http_protocol_select="tcp_protocol"
7caf48e0 2265httpproxy_protocol_select="tcp_protocol"
183baead 2266https_protocol_select="tls_protocol"
eb9244f2 2267icecast_protocol_select="http_protocol"
c3b57d6e
DB
2268librtmp_protocol_deps="librtmp"
2269librtmpe_protocol_deps="librtmp"
2270librtmps_protocol_deps="librtmp"
2271librtmpt_protocol_deps="librtmp"
2272librtmpte_protocol_deps="librtmp"
c60a2d70 2273mmsh_protocol_select="http_protocol"
998c1ee1 2274mmst_protocol_select="network"
c3b57d6e 2275rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2276rtmp_protocol_select="tcp_protocol"
acd554c1 2277rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2278rtmps_protocol_deps="!librtmp_protocol"
2279rtmps_protocol_select="tls_protocol"
775c4d36 2280rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2281rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2282rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2283rtp_protocol_select="udp_protocol"
998c1ee1
DB
2284sctp_protocol_deps="struct_sctp_event_subscribe"
2285sctp_protocol_select="network"
0eecafc9 2286srtp_protocol_select="rtp_protocol"
998c1ee1 2287tcp_protocol_select="network"
d8ffb205 2288tls_gnutls_protocol_deps="gnutls"
876d441f 2289tls_gnutls_protocol_select="tcp_protocol"
d8ffb205 2290tls_openssl_protocol_deps="openssl !tls_gnutls_protocol"
876d441f 2291tls_openssl_protocol_select="tcp_protocol"
d8ffb205 2292tls_protocol_deps_any="tls_gnutls_protocol tls_openssl_protocol"
998c1ee1 2293udp_protocol_select="network"
60538758
LB
2294unix_protocol_deps="sys_un_h"
2295unix_protocol_select="network"
c08fb000 2296
6ebf0bfc 2297# filters
13fabd7a 2298blackframe_filter_deps="gpl"
ce6b6ef6 2299boxblur_filter_deps="gpl"
1c0210c7 2300bs2b_filter_deps="libbs2b"
68b79bfc 2301cropdetect_filter_deps="gpl"
b157be1f 2302delogo_filter_deps="gpl"
a5b64584 2303drawtext_filter_deps="libfreetype"
61b323ce 2304frei0r_filter_deps="frei0r dlopen"
cfec77aa 2305frei0r_filter_extralibs='$ldl'
61b323ce 2306frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2307frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2308hqdn3d_filter_deps="gpl"
3fce1367 2309interlace_filter_deps="gpl"
cf69ad35 2310ocv_filter_deps="libopencv"
7caf48e0 2311resample_filter_deps="avresample"
2f296e39 2312scale_filter_deps="swscale"
6ebf0bfc 2313
ab81f24a 2314# examples
b339182e 2315avcodec_example_deps="avcodec avutil"
e7dfaf16 2316filter_audio_example_deps="avfilter avutil"
b339182e 2317metadata_example_deps="avformat avutil"
ab81f24a 2318output_example_deps="avcodec avformat avutil swscale"
990e4a66 2319qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder vaapi_x11"
10421bcf 2320transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2321
44951174 2322# libraries, in linking order
d89f2fa9 2323avcodec_deps="avutil"
44951174 2324avdevice_deps="avformat avcodec avutil"
d89f2fa9 2325avfilter_deps="avutil"
44951174 2326avformat_deps="avcodec avutil"
d89f2fa9
DB
2327avresample_deps="avutil"
2328swscale_deps="avutil"
f7679c54 2329
912f3148 2330# programs
54fd593a 2331avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2332avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2333 fps_filter null_filter resample_filter scale_filter
bce70f81 2334 setpts_filter trim_filter"
d173ede1 2335avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2336avplay_libs='$sdl_libs'
e2d50fc2 2337avplay_select="rdft transpose_filter hflip_filter vflip_filter"
9e12f0bf 2338avprobe_deps="avcodec avformat"
a2830dca 2339
4da3f410 2340# documentation
92f0abb2 2341pod2man_deps="doc"
4da3f410
DB
2342texi2html_deps="doc"
2343
de6d9b64 2344# default parameters
8a608357 2345
19bd477d 2346logfile="config.log"
8a608357
MR
2347
2348# installation paths
c9d19248
MR
2349prefix_default="/usr/local"
2350bindir_default='${prefix}/bin'
6291d7e4 2351datadir_default='${prefix}/share/avconv'
f4ca970d 2352docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2353incdir_default='${prefix}/include'
2354libdir_default='${prefix}/lib'
2355mandir_default='${prefix}/share/man'
2356shlibdir_default="$libdir_default"
8a608357
MR
2357
2358# toolchain
121d78d0 2359ar_default="ar"
13c7df3d 2360cc_default="gcc"
9da6609f 2361host_cc_default="gcc"
4ebc6a74 2362cp_f="cp -f"
b58b00ae 2363ln_s="ln -s -f"
2a8a860a 2364nm_default="nm -g"
11e6d03a 2365objformat="elf"
3f8040db 2366pkg_config_default=pkg-config
be7109c1 2367ranlib="ranlib"
e52567c2 2368strip="strip"
11e6d03a 2369yasmexe="yasm"
8a608357
MR
2370
2371# machine
8d4c00ed 2372arch_default=$(uname -m)
38d0a8aa 2373cpu="generic"
d45ebd48 2374intrinsics="none"
8a608357 2375
8a608357 2376# OS
8d4c00ed
MR
2377target_os_default=$(tolower $(uname -s))
2378host_os=$target_os_default
8a608357 2379
8a608357 2380# configurable options
ab81f24a 2381enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2382
3e0b1c9a
DB
2383enable asm
2384enable debug
2385enable doc
1274ea8d 2386enable faan faandct faanidct
8400d6b8 2387enable optimizations
8cfbbd92 2388enable safe_bitstream_reader
530dc538 2389enable static
a9ddb5b1 2390enable swscale_alpha
eaa2d123 2391enable valgrind_backtrace
8a608357 2392
2e2ec667 2393# By default, enable only those hwaccels that have no external dependencies.
d8039ef8 2394enable d3d11va dxva2 vda vdpau
2e2ec667 2395
8a608357 2396# build settings
9987769a 2397SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2398LIBPREF="lib"
2399LIBSUF=".a"
c5f14466
RP
2400FULLNAME='$(NAME)$(BUILDSUF)'
2401LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2402SLIBPREF="lib"
2403SLIBSUF=".so"
c5f14466 2404SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2405SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2406SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2407LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2408SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2409SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2410
68485d1f
MR
2411asflags_filter=echo
2412cflags_filter=echo
64933b6c
MR
2413ldflags_filter=echo
2414
23565c26 2415AS_C='-c'
bc877faf 2416AS_O='-o $@'
23565c26 2417CC_C='-c'
18031c49 2418CC_E='-E -o $@'
7e6c86e6 2419CC_O='-o $@'
a758c5e2 2420LD_O='-o $@'
8db73c61
MR
2421LD_LIB='-l%'
2422LD_PATH='-L'
23565c26 2423HOSTCC_C='-c'
27565164 2424HOSTCC_E='-E -o $@'
a758c5e2 2425HOSTCC_O='-o $@'
095792f2 2426HOSTLD_O='-o $@'
7e6c86e6 2427
9da6609f 2428host_libs='-lm'
6c3fa06a
MR
2429host_cflags_filter=echo
2430host_ldflags_filter=echo
9da6609f 2431
9b861379 2432target_path='$(CURDIR)'
a7ada2ba 2433
a158446b
MR
2434# since the object filename is not given with the -MM flag, the compiler
2435# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2436DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2437DEPFLAGS='-MM'
315c741d 2438
c597172e 2439# find source path
24524f36 2440if test -f configure; then
f038cf3c 2441 source_path=.
c597172e 2442else
8477f2de 2443 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2444 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2445 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2446 test -e "$source_path/config.h" &&
2447 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2448fi
2449
13cbe2c0 2450for v in "$@"; do
b04251c5
MR
2451 r=${v#*=}
2452 l=${v%"$r"}
2453 r=$(sh_quote "$r")
29ba0911 2454 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2455done
c597172e 2456
73ef8980
MR
2457find_things(){
2458 thing=$1
2459 pattern=$2
2460 file=$source_path/$3
932ccf39 2461 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2462}
2463
2464ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2465DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2466HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2467PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2468BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2469MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2470DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2471OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2472INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2473PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2474FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2475
54e75be4
DB
2476ALL_COMPONENTS="
2477 $BSF_LIST
2478 $DECODER_LIST
2479 $DEMUXER_LIST
2480 $ENCODER_LIST
2481 $FILTER_LIST
2482 $HWACCEL_LIST
2483 $INDEV_LIST
2484 $MUXER_LIST
2485 $OUTDEV_LIST
2486 $PARSER_LIST
2487 $PROTOCOL_LIST
2488"
2489
8469ae22
MR
2490for n in $COMPONENT_LIST; do
2491 v=$(toupper ${n%s})_LIST
2492 eval enable \$$v
2493 eval ${n}_if_any="\$$v"
2494done
2495
206a070d 2496enable $ARCH_EXT_LIST
c597172e
MR
2497
2498die_unknown(){
2499 echo "Unknown option \"$1\"."
2500 echo "See $0 --help for available options."
2501 exit 1
2502}
2503
7432e872
DB
2504print_3_columns() {
2505 cat | tr ' ' '\n' | sort | pr -r -3 -t
2506}
2507
794f8e97 2508show_list() {
bf0c4afa
RP
2509 suffix=_$1
2510 shift
7432e872 2511 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2512 exit 0
2513}
2514
154caa67
MR
2515rand_list(){
2516 IFS=', '
2517 set -- $*
2518 unset IFS
2519 for thing; do
2520 comp=${thing%:*}
2521 prob=${thing#$comp}
2522 prob=${prob#:}
2523 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2524 echo "prob ${prob:-0.5}"
2525 printf '%s\n' $comp
2526 done
2527}
2528
2529do_random(){
2530 action=$1
2531 shift
2532 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2533 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2534}
2535
c597172e 2536for opt do
7483e694
DB
2537 optval="${opt#*=}"
2538 case "$opt" in
ea061af1
DB
2539 --extra-ldflags=*)
2540 add_ldflags $optval
7e9e7cc2 2541 ;;
bb0babd7
LB
2542 --extra-ldexeflags=*)
2543 add_ldexeflags $optval
2544 ;;
ea061af1
DB
2545 --extra-libs=*)
2546 add_extralibs $optval
7e9e7cc2 2547 ;;
ea061af1
DB
2548 --disable-devices)
2549 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2550 ;;
ea061af1
DB
2551 --enable-debug=*)
2552 debuglevel="$optval"
7e9e7cc2
MR
2553 ;;
2554 --disable-programs)
2555 disable $PROGRAM_LIST
2556 ;;
2557 --disable-everything)
2558 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2559 ;;
844c6852
DB
2560 --disable-all)
2561 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2562 disable $LIBRARY_LIST $PROGRAM_LIST doc
2563 ;;
7e9e7cc2
MR
2564 --enable-random|--disable-random)
2565 action=${opt%%-random}
2566 do_random ${action#--} $COMPONENT_LIST
2567 ;;
2568 --enable-random=*|--disable-random=*)
2569 action=${opt%%-random=*}
2570 do_random ${action#--} $optval
2571 ;;
2572 --enable-*=*|--disable-*=*)
2573 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2574 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2575 eval list=\$$(toupper $thing)_LIST
2576 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2577 $action $(filter "$name" $list)
2578 ;;
894682a9
AK
2579 --enable-avserver|--disable-avserver*)
2580 warn "avserver has been removed, the ${opt} option is only"\
2581 "provided for compatibility and will be removed in the future"
2582 ;;
7e9e7cc2
MR
2583 --enable-?*|--disable-?*)
2584 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2585 if is_in $option $COMPONENT_LIST; then
2586 test $action = disable && action=unset
2587 eval $action \$$(toupper ${option%s})_LIST
2588 elif is_in $option $CMDLINE_SELECT; then
2589 $action $option
2590 else
2591 die_unknown $opt
2592 fi
2593 ;;
2594 --list-*)
2595 NAME="${opt#--list-}"
2596 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2597 NAME=${NAME%s}
2598 eval show_list $NAME \$$(toupper $NAME)_LIST
2599 ;;
2600 --help|-h) show_help
2601 ;;
2602 *)
2603 optname="${opt%%=*}"
2604 optname="${optname#--}"
2605 optname=$(echo "$optname" | sed 's/-/_/g')
2606 if is_in $optname $CMDLINE_SET; then
2607 eval $optname='$optval'
2608 elif is_in $optname $CMDLINE_APPEND; then
2609 append $optname "$optval"
2610 else
2611 die_unknown $opt
2612 fi
2613 ;;
7483e694 2614 esac
c597172e 2615done
604abd02 2616
76eb0950 2617for e in $env; do
604abd02
LB
2618 eval "export $e"
2619done
c597172e 2620
bcea99bb
MR
2621disabled logging && logfile=/dev/null
2622
d7a5a178
LB
2623# Disable all the library-specific components if the library itself
2624# is disabled, see AVCODEC_LIST and following _LIST variables.
2625
2626disable_components(){
2627 disabled ${1} && disable $(
2628 eval components="\$$(toupper ${1})_COMPONENTS"
2629 map 'eval echo \${$(toupper ${v%s})_LIST}' $components
2630 )
2631}
2632
2633map 'disable_components $v' $LIBRARY_LIST
2634
29ba0911 2635echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2636set >> $logfile
2637
aeeb782c 2638case "$toolchain" in
0fbb62a8
LB
2639 clang-asan)
2640 cc_default="clang"
19f251a2
LB
2641 add_cflags -fsanitize=address
2642 add_ldflags -fsanitize=address
0fbb62a8
LB
2643 ;;
2644 clang-tsan)
2645 cc_default="clang"
19f251a2
LB
2646 add_cflags -fsanitize=thread -pie
2647 add_ldflags -fsanitize=thread -pie
0fbb62a8 2648 ;;
d6a27f88
LB
2649 clang-usan)
2650 cc_default="clang"
4d25c2bc 2651 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2652 add_ldflags -fsanitize=undefined
2653 ;;
0ba49d28
LB
2654 gcc-asan)
2655 cc_default="gcc"
2656 add_cflags -fsanitize=address
2657 add_ldflags -fsanitize=address
2658 ;;
2659 gcc-tsan)
2660 cc_default="gcc"
2661 add_cflags -fsanitize=thread -pie -fPIC
2662 add_ldflags -fsanitize=thread -pie -fPIC
2663 ;;
d6a27f88
LB
2664 gcc-usan)
2665 cc_default="gcc"
2666 add_cflags -fsanitize=undefined
2667 add_ldflags -fsanitize=undefined
2668 ;;
edfe609f
LB
2669 valgrind-massif)
2670 target_exec_default="valgrind"
2671 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2672 ;;
b1ee8eec
RT
2673 valgrind-memcheck)
2674 target_exec_default="valgrind"
2675 target_exec_args="--track-origins=yes --leak-check=full"
2676 ;;
aeeb782c 2677 msvc)
16381923
MS
2678 # Check whether the current MSVC version needs the C99 converter.
2679 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2680 # support enough of C99 to build libav. Default to the new
16381923
MS
2681 # behaviour if the regexp was unable to match anything, since this
2682 # successfully parses the version number of existing supported
2683 # versions that require the converter (MSVC 2010 and 2012).
2684 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2685 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2686 cc_default="cl"
16381923
MS
2687 else
2688 cc_default="c99wrap cl"
2689 fi
c9edbe4a 2690 ld_default="$source_path/compat/windows/mslink"
aeeb782c 2691 nm_default="dumpbin -symbols"
ac3a9b51 2692 ar_default="lib"
2192ff84
MS
2693 case "$arch" in
2694 arm*)
2695 as_default="armasm"
2696 ;;
2697 esac
53e8cd68 2698 target_os_default="win32"
ea9f7173
MS
2699 # Use a relative path for TMPDIR. This makes sure all the
2700 # ffconf temp files are written with a relative path, avoiding
2701 # issues with msys/win32 path conversion for MSVC parameters
2702 # such as -Fo<file> or -out:<file>.
2703 TMPDIR=.
aeeb782c 2704 ;;
322e4194 2705 icl)
ea9f7173
MS
2706 cc_default="icl"
2707 ld_default="xilink"
322e4194
AS
2708 nm_default="dumpbin -symbols"
2709 ar_default="xilib"
2710 target_os_default="win32"
ea9f7173 2711 TMPDIR=.
322e4194 2712 ;;
a862c7d3
RT
2713 gcov)
2714 add_cflags -fprofile-arcs -ftest-coverage
2715 add_ldflags -fprofile-arcs -ftest-coverage
2716 ;;
e7891305 2717 hardened)
2d589273
DB
2718 add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
2719 add_cflags -fno-strict-overflow -fstack-protector-all
2720 add_ldflags -Wl,-z,relro -Wl,-z,now
e7891305 2721 ;;
aeeb782c
MR
2722 ?*)
2723 die "Unknown toolchain $toolchain"
2724 ;;
2725esac
2726
faab8f9f
JG
2727test -n "$cross_prefix" && enable cross_compile
2728
2729if enabled cross_compile; then
2730 test -n "$arch" && test -n "$target_os" ||
2731 die "Must specify target arch and OS when cross-compiling"
2732fi
2733
82b6e451
LB
2734ar_default="${cross_prefix}${ar_default}"
2735cc_default="${cross_prefix}${cc_default}"
2736nm_default="${cross_prefix}${nm_default}"
2737pkg_config_default="${cross_prefix}${pkg_config_default}"
2738ranlib="${cross_prefix}${ranlib}"
2739strip="${cross_prefix}${strip}"
2740
2741sysinclude_default="${sysroot}/usr/include"
2742
b1ee8eec 2743set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2744enabled cross_compile || host_cc_default=$cc
2745set_default host_cc
13c7df3d 2746
762f95e4
MR
2747if ! $pkg_config --version >/dev/null 2>&1; then
2748 warn "$pkg_config not found, library detection may fail."
2749 pkg_config=false
2750fi
2751
82bb3329
MR
2752exesuf() {
2753 case $1 in
53e8cd68 2754 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2755 esac
2756}
2757
2758EXESUF=$(exesuf $target_os)
2759HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2760
e4e69e0b 2761# set temporary file name
a49d42c2 2762: ${TMPDIR:=$TEMPDIR}
c51fafa1 2763: ${TMPDIR:=$TMP}
a49d42c2 2764: ${TMPDIR:=/tmp}
e4e69e0b 2765
a210bce2 2766if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2767 # simple replacement for missing mktemp
2768 # NOT SAFE FOR GENERAL USE
2769 mktemp(){
09a5c245 2770 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2771 }
2772fi
2773
2774tmpfile(){
2775 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2776 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2777 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2778 append TMPFILES $tmp
2779 eval $1=$tmp
2780}
2781
2782trap 'rm -f -- $TMPFILES' EXIT
54460a83 2783
55127e7b 2784tmpfile TMPASM .asm
3e0b1c9a
DB
2785tmpfile TMPC .c
2786tmpfile TMPE $EXESUF
2787tmpfile TMPH .h
2788tmpfile TMPO .o
2789tmpfile TMPS .S
2790tmpfile TMPSH .sh
2791tmpfile TMPV .ver
54460a83
MR
2792
2793unset -f mktemp
e4e69e0b 2794
fb3c4ffc
MR
2795chmod +x $TMPE
2796
993f2d0f
MR
2797# make sure we can execute files in $TMPDIR
2798cat > $TMPSH 2>> $logfile <<EOF
2799#! /bin/sh
2800EOF
2801chmod +x $TMPSH >> $logfile 2>&1
2802if ! $TMPSH >> $logfile 2>&1; then
2803 cat <<EOF
2804Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2805variable to another directory and make sure that it is not mounted noexec.
2806EOF
2807 die "Sanity test failed."
2808fi
993f2d0f 2809
08b94f16
MS
2810armasm_flags(){
2811 for flag; do
2812 case $flag in
2813 # Filter out MSVC cl.exe options from cflags that shouldn't
2814 # be passed to gas-preprocessor
2815 -M[TD]*) ;;
2816 *) echo $flag ;;
2817 esac
2818 done
2819}
2820
457cc333
MR
2821ccc_flags(){
2822 for flag; do
2823 case $flag in
2824 -std=c99) echo -c99 ;;
2825 -mcpu=*) echo -arch ${flag#*=} ;;
2826 -mieee) echo -ieee ;;
2827 -O*|-fast) echo $flag ;;
2828 -fno-math-errno) echo -assume nomath_errno ;;
2829 -g) echo -g3 ;;
2830 -Wall) echo -msg_enable level2 ;;
2831 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2832 -Wl,*) echo $flag ;;
2833 -f*|-W*) ;;
2834 *) echo $flag ;;
2835 esac
2836 done
2837}
2838
e5d45e02
LB
2839cparser_flags(){
2840 for flag; do
2841 case $flag in
2842 -Wno-switch) echo -Wno-switch-enum ;;
2843 -Wno-format-zero-length) ;;
2844 -Wdisabled-optimization) ;;
2845 -Wno-pointer-sign) echo -Wno-other ;;
2846 *) echo $flag ;;
2847 esac
2848 done
2849}
2850
14fb9d3d 2851msvc_common_flags(){
dfa559bc
RB
2852 for flag; do
2853 case $flag in
14fb9d3d
AS
2854 # In addition to specifying certain flags under the compiler
2855 # specific filters, they must be specified here as well or else the
2856 # generic catch all at the bottom will print the original flag.
2857 -Wall) ;;
2858 -std=c99) ;;
2859 # Common flags
9f4a16c5 2860 -fomit-frame-pointer) ;;
dfa559bc 2861 -g) echo -Z7 ;;
dfa559bc
RB
2862 -fno-math-errno) ;;
2863 -fno-common) ;;
2864 -fno-signed-zeros) ;;
50640977 2865 -fPIC) ;;
9f30fb5a
MS
2866 -mthumb) ;;
2867 -march=*) ;;
dfa559bc 2868 -lz) echo zlib.lib ;;
bd680c7b
DB
2869 -lavifil32) echo vfw32.lib ;;
2870 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc 2871 -l*) echo ${flag#-l}.lib ;;
f4d4e66a 2872 -L*) echo -libpath:${flag#-L} ;;
dfa559bc
RB
2873 *) echo $flag ;;
2874 esac
2875 done
2876}
2877
14fb9d3d
AS
2878msvc_flags(){
2879 msvc_common_flags "$@"
2880 for flag; do
2881 case $flag in
ace87c19 2882 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2883 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2884 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
91894f27 2885 -wd4273 -wd4554 -wd4701 ;;
14fb9d3d
AS
2886 esac
2887 done
2888}
2889
2890icl_flags(){
2891 msvc_common_flags "$@"
2892 for flag; do
2893 case $flag in
2894 # Despite what Intel's documentation says -Wall, which is supported
2895 # on Windows, does enable remarks so disable them here.
2896 -Wall) echo $flag -Qdiag-disable:remark ;;
2897 -std=c99) echo -Qstd=c99 ;;
2898 esac
2899 done
2900}
2901
d0c6d424
MR
2902pgi_flags(){
2903 for flag; do
2904 case $flag in
643933f5 2905 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2906 -fomit-frame-pointer) echo -Mnoframe ;;
2907 -g) echo -gopt ;;
2908 *) echo $flag ;;
2909 esac
2910 done
2911}
2912
2913suncc_flags(){
2914 for flag; do
2915 case $flag in
2916 -march=*|-mcpu=*)
2917 case "${flag#*=}" in
2918 native) echo -xtarget=native ;;
2919 v9|niagara) echo -xarch=sparc ;;
2920 ultrasparc) echo -xarch=sparcvis ;;
2921 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2922 i586|pentium) echo -xchip=pentium ;;
2923 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2924 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2925 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2926 pentium4*) echo -xtarget=pentium4 ;;
2927 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2928 *-sse3) echo -xarch=sse3 ;;
2929 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2930 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2931 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2932 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2933 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2934 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2935 echo -xarch=sse2a ;;
2936 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2937 esac
2938 ;;
2939 -std=c99) echo -xc99 ;;
2940 -fomit-frame-pointer) echo -xregs=frameptr ;;
2941 -fPIC) echo -KPIC -xcode=pic32 ;;
2942 -W*,*) echo $flag ;;
5e753ed5
SM
2943 -f*-*|-W*|-mimpure-text) ;;
2944 -shared) echo -G ;;
d0c6d424
MR
2945 *) echo $flag ;;
2946 esac
2947 done
2948}
2949
2950tms470_flags(){
2951 for flag; do
2952 case $flag in
2953 -march=*|-mcpu=*)
2954 case "${flag#*=}" in
2955 armv7-a|cortex-a*) echo -mv=7a8 ;;
2956 armv7-r|cortex-r*) echo -mv=7r4 ;;
2957 armv7-m|cortex-m*) echo -mv=7m3 ;;
2958 armv6*|arm11*) echo -mv=6 ;;
2959 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2960 echo -mv=5e ;;
2961 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2962 esac
2963 ;;
2964 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2965 -mfpu=vfp) echo --float_support=vfpv2 ;;
2966 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2967 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2968 -msoft-float) echo --float_support=vfplib ;;
2969 -O[0-3]|-mf=*) echo $flag ;;
2970 -g) echo -g -mn ;;
2971 -pds=*) echo $flag ;;
ad93dccb
MR
2972 -D*|-I*) echo $flag ;;
2973 --gcc|--abi=*) echo $flag ;;
2974 -me) echo $flag ;;
d0c6d424
MR
2975 esac
2976 done
2977}
2978
a758c5e2
MR
2979probe_cc(){
2980 pfx=$1
2981 _cc=$2
2982
8db73c61
MR
2983 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2984 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2985 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2986 _flags_filter=echo
2987
2988 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2989 _type=llvm_gcc
b197f783
S
2990 gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
2991 _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
a758c5e2
MR
2992 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2993 _cflags_speed='-O3'
2994 _cflags_size='-Os'
2995 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2996 _type=gcc
2997 gcc_version=$($_cc --version | head -n1)
2998 gcc_basever=$($_cc -dumpversion)
2999 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
3000 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
3001 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
3002 if ! $_cc -dumpversion | grep -q '^2\.'; then
3003 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3004 fi
3005 _cflags_speed='-O3'
3006 _cflags_size='-Os'
b2d688ea 3007 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
3008 _type=icc
3009 _ident=$($_cc --version | head -n1)
3010 _depflags='-MMD'
3011 _cflags_speed='-O3'
3012 _cflags_size='-Os'
3013 _cflags_noopt='-O1'
3014 elif $_cc -v 2>&1 | grep -q xlc; then
3015 _type=xlc
3016 _ident=$($_cc -qversion 2>/dev/null | head -n1)
3017 _cflags_speed='-O5'
3018 _cflags_size='-O5 -qcompact'
3019 elif $_cc -V 2>/dev/null | grep -q Compaq; then
3020 _type=ccc
3021 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
3022 _DEPFLAGS='-M'
a758c5e2
MR
3023 _cflags_speed='-fast'
3024 _cflags_size='-O1'
457cc333 3025 _flags_filter=ccc_flags
4936ef64 3026 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
3027 test -d "$sysroot" || die "No valid sysroot specified."
3028 _type=armcc
ed6d9ce9 3029 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
a758c5e2
MR
3030 armcc_conf="$PWD/armcc.conf"
3031 $_cc --arm_linux_configure \
3032 --arm_linux_config_file="$armcc_conf" \
3033 --configure_sysroot="$sysroot" \
3034 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
3035 die "Error creating armcc configuration file."
3036 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
3037 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
3038 as_default="${cross_prefix}gcc"
3039 _depflags='-MMD'
3040 _cflags_speed='-O3'
3041 _cflags_size='-Os'
0122118e 3042 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
3043 _type=tms470
3044 _ident=$($_cc -version | head -n1 | tr -s ' ')
3045 _flags='--gcc --abi=eabi -me'
18031c49 3046 _cc_e='-ppl -fe=$@'
a758c5e2 3047 _cc_o='-fe=$@'
a758c5e2
MR
3048 _depflags='-ppa -ppd=$(@:.o=.d)'
3049 _cflags_speed='-O3 -mf=5'
3050 _cflags_size='-O3 -mf=2'
3051 _flags_filter=tms470_flags
3052 elif $_cc -v 2>&1 | grep -q clang; then
3053 _type=clang
b197f783 3054 _ident=$($_cc --version 2>/dev/null | head -n1)
9e057f53 3055 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
3056 _cflags_speed='-O3'
3057 _cflags_size='-Os'
3058 elif $_cc -V 2>&1 | grep -q Sun; then
3059 _type=suncc
3060 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
3061 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 3062 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
3063 _ldflags='-std=c99'
3064 _cflags_speed='-O5'
3065 _cflags_size='-O5 -xspace'
3066 _flags_filter=suncc_flags
3067 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
3068 _type=pathscale
3069 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3070 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3071 _cflags_speed='-O2'
3072 _cflags_size='-Os'
3073 _flags_filter='filter_out -Wdisabled-optimization'
3074 elif $_cc -v 2>&1 | grep -q Open64; then
3075 _type=open64
3076 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
3077 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
3078 _cflags_speed='-O2'
3079 _cflags_size='-Os'
3080 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
3081 elif $_cc -V 2>&1 | grep -q Portland; then
3082 _type=pgi
3083 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 3084 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
3085 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
3086 _cflags_size="-O2 -Munroll=c:1 $opt_common"
3087 _cflags_noopt="-O1"
3088 _flags_filter=pgi_flags
f4312352
MS
3089 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
3090 _type=armasm
3091 _ident=$($_cc | head -n1)
3092 # 4509: "This form of conditional instruction is deprecated"
3093 _flags="-nologo -ignore 4509"
08b94f16 3094 _flags_filter=armasm_flags
a54e720e 3095 elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
dfa559bc 3096 _type=msvc
863ee068 3097 _ident=$($_cc 2>&1 | head -n1)
dfa559bc
RB
3098 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
3099 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
3100 _cflags_speed="-O2"
3101 _cflags_size="-O1"
a54e720e 3102 if $_cc -nologo- 2>&1 | grep -q Linker; then
ea9f7173 3103 _ld_o='-out:$@'
dfa559bc
RB
3104 else
3105 _ld_o='-Fe$@'
3106 fi
ea9f7173
MS
3107 _cc_o='-Fo$@'
3108 _cc_e='-P -Fi$@'
dfa559bc
RB
3109 _flags_filter=msvc_flags
3110 _ld_lib='lib%.a'
3111 _ld_path='-libpath:'
3112 _flags='-nologo'
567ca142 3113 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS'
322e4194
AS
3114 elif $_cc 2>&1 | grep -q Intel; then
3115 _type=icl
863ee068 3116 _ident=$($_cc 2>&1 | head -n1)
322e4194 3117 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
3118 # Not only is O3 broken on 13.x+ but it is slower on all previous
3119 # versions (tested) as well.
322e4194
AS
3120 _cflags_speed="-O2"
3121 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 3122 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 3123 _ld_o='-out:$@'
322e4194
AS
3124 else
3125 _ld_o='-Fe$@'
3126 fi
ea9f7173 3127 _cc_o='-Fo$@'
322e4194 3128 _cc_e='-P'
14fb9d3d 3129 _flags_filter=icl_flags
322e4194
AS
3130 _ld_lib='lib%.a'
3131 _ld_path='-libpath:'
ace87c19 3132 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 3133 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
3134 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
3135 # with MSVC which enables it by default.
342b0ba5 3136 _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS'
e5d45e02
LB
3137 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
3138 _type=cparser
3139 _ident=$($_cc --version | head -n1)
3140 _depflags='-MMD'
3141 _cflags_speed='-O4'
3142 _cflags_size='-O2'
3143 _flags_filter=cparser_flags
aef6bd1b 3144 fi
a758c5e2
MR
3145
3146 eval ${pfx}_type=\$_type
3147 eval ${pfx}_ident=\$_ident
3148}
3149
3150set_ccvars(){
23565c26 3151 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 3152 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
3153 eval ${1}_O=\${_cc_o-\${${1}_O}}
3154
3155 if [ -n "$_depflags" ]; then
3156 eval ${1}_DEPFLAGS=\$_depflags
3157 else
3158 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
3159 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
3160 eval DEP${1}FLAGS=\$_flags
3161 fi
3162}
3163
3164probe_cc cc "$cc"
3165cflags_filter=$_flags_filter
3166cflags_speed=$_cflags_speed
3167cflags_size=$_cflags_size
3168cflags_noopt=$_cflags_noopt
3169add_cflags $_flags $_cflags
3170cc_ldflags=$_ldflags
3171set_ccvars CC
3172
3173probe_cc hostcc "$host_cc"
3174host_cflags_filter=$_flags_filter
a758c5e2 3175add_host_cflags $_flags $_cflags
a758c5e2 3176set_ccvars HOSTCC
629687f6 3177
851ffa80
MR
3178test -n "$cc_type" && enable $cc_type ||
3179 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 3180
75bafbac 3181: ${as_default:=$cc}
50567afa 3182: ${dep_cc_default:=$cc}
684b28e0 3183: ${ld_default:=$cc}
095792f2
MR
3184: ${host_ld_default:=$host_cc}
3185set_default ar as dep_cc ld host_ld
75800dce 3186
a758c5e2
MR
3187probe_cc as "$as"
3188asflags_filter=$_flags_filter
3189add_asflags $_flags $_cflags
3190set_ccvars AS
3191
3192probe_cc ld "$ld"
3193ldflags_filter=$_flags_filter
3194add_ldflags $_flags $_ldflags
3195test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 3196LD_O=${_ld_o-$LD_O}
8db73c61
MR
3197LD_LIB=${_ld_lib-$LD_LIB}
3198LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 3199
095792f2
MR
3200probe_cc hostld "$host_ld"
3201host_ldflags_filter=$_flags_filter
3202add_host_ldflags $_flags $_ldflags
3203HOSTLD_O=${_ld_o-$HOSTLD_O}
3204
a758c5e2
MR
3205if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
3206 probe_cc depcc "$dep_cc"
3207 CCDEP=${_DEPCMD:-$DEPCMD}
3208 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
3209 DEPCCFLAGS=$_flags
3210fi
07dec06e 3211
3dbc777c
MR
3212if $ar 2>&1 | grep -q Microsoft; then
3213 arflags="-nologo"
3214 ar_o='-out:$@'
3215elif $ar 2>&1 | grep -q 'Texas Instruments'; then
3216 arflags="rq"
3217 ar_o='$@'
4822ee3c
DB
3218elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
3219 arflags='-Xany -r -c'
3220 ar_o='$@'
3dbc777c
MR
3221else
3222 arflags="rc"
3223 ar_o='$@'
3224fi
3225
7f32f40c 3226add_cflags $extra_cflags
2f2e6c7c 3227add_asflags $extra_cflags
7f32f40c 3228
154d432c
MR
3229if test -n "$sysroot"; then
3230 case "$cc_type" in
00ba041c 3231 gcc|llvm_gcc|clang)
467256f2 3232 add_cppflags --sysroot="$sysroot"
154d432c
MR
3233 add_ldflags --sysroot="$sysroot"
3234 ;;
6fec122a
MR
3235 tms470)
3236 add_cppflags -I"$sysinclude"
3237 add_ldflags --sysroot="$sysroot"
3238 ;;
154d432c
MR
3239 esac
3240fi
3241
d22c13a8 3242if test "$cpu" = host; then
ace87c19
DB
3243 enabled cross_compile &&
3244 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3245
3246 case "$cc_type" in
613a4e3f 3247 gcc|llvm_gcc)
d22c13a8
MR
3248 check_native(){
3249 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3250 sed -n "/cc1.*$1=/{
27ce1be8
MR
3251 s/.*$1=\\([^ ]*\\).*/\\1/
3252 p
3253 q
3254 }" $TMPE
d22c13a8
MR
3255 }
3256 cpu=$(check_native -march || check_native -mcpu)
3257 ;;
3258 esac
3259
ace87c19
DB
3260 test "${cpu:-host}" = host &&
3261 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3262fi
3263
e939cedd
MR
3264# Deal with common $arch aliases
3265case "$arch" in
5873b623
MR
3266 aarch64|arm64)
3267 arch="aarch64"
3268 ;;
e939cedd
MR
3269 arm*)
3270 arch="arm"
3271 ;;
2acda282 3272 mips*|IP*)
e939cedd
MR
3273 arch="mips"
3274 ;;
a6e9d649 3275 parisc*|hppa*)
e939cedd
MR
3276 arch="parisc"
3277 ;;
56203596 3278 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3279 arch="ppc"
3280 ;;
e939cedd
MR
3281 s390|s390x)
3282 arch="s390"
3283 ;;
3284 sh4|sh)
3285 arch="sh4"
3286 ;;
4cd217c0 3287 sun4u|sparc*)
e939cedd 3288 arch="sparc"
e939cedd 3289 ;;
c75848cd
DB
3290 tilegx|tile-gx)
3291 arch="tilegx"
3292 ;;
d33ed7b3 3293 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)