aarch64: use '#' for whole line asm comments
[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
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
1c0210c7 181 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 182 --enable-libcdio enable audio CD grabbing with libcdio
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183 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
184 and libraw1394 [no]
c547e5ff 185 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 186 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 187 --enable-libfreetype enable libfreetype [no]
c547e5ff 188 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 189 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 190 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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191 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
192 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
193 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 194 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 195 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 196 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 197 --enable-librtmp enable RTMP[E] support via librtmp [no]
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198 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
199 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 200 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 201 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 202 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 203 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 204 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 205 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 206 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 207 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 208 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 209 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 210 --enable-libxavs enable AVS encoding via xavs [no]
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211 --enable-libxvid enable Xvid encoding via xvidcore,
212 native MPEG-4/Xvid encoder exists [no]
a060866f 213 --enable-openssl enable openssl [no]
45235ac4 214 --enable-x11grab enable X11 grabbing [no]
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215 --enable-zlib enable zlib [autodetect]
216
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DB
217Toolchain options:
218 --arch=ARCH select architecture [$arch]
219 --cpu=CPU select the minimum required CPU (affects
220 instruction selection, may crash on older CPUs)
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221 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
222 --enable-cross-compile assume a cross-compiler is used
223 --sysroot=PATH root of cross-build tree
224 --sysinclude=PATH location of cross-build system headers
225 --target-os=OS compiler targets OS [$target_os]
226 --target-exec=CMD command to run executables on target
227 --target-path=DIR path to view of build directory on target
ba13606c 228 --target-samples=DIR path to samples directory on target
aeeb782c 229 --toolchain=NAME set tool defaults according to NAME
5926603a 230 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
06454877 231 --nm=NM use nm tool
121d78d0 232 --ar=AR use archive tool AR [$ar_default]
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233 --as=AS use assembler AS [$as_default]
234 --cc=CC use C compiler CC [$cc_default]
193cdd9a 235 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 236 --ld=LD use linker LD
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237 --pkg-config=PKGCONF use pkg-config PKGCONF [$pkg_config_default]
238 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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239 --host-cc=HOSTCC use host C compiler HOSTCC
240 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 241 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 242 --host-ld=HOSTLD use host linker HOSTLD
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243 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
244 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 245 --host-os=OS compiler host OS [$target_os]
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246 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
247 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
248 --extra-libs=ELIBS add ELIBS [$ELIBS]
249 --extra-version=STRING version string suffix []
193cdd9a 250 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 251 --build-suffix=SUFFIX library name suffix []
3b327a4b 252 --enable-pic build position-independent code
193cdd9a 253 --enable-thumb compile for Thumb instruction set
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254 --enable-lto use link-time optimization
255
256Advanced options (experts only):
257 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 258 --disable-symver disable symbol versioning
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DB
259 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
260 --disable-safe-bitstream-reader
261 disable buffer boundary checking in bitreaders
262 (faster, but may crash)
263 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 264 --enable-sram allow use of on-chip SRAM
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265
266Optimization options (experts only):
c8a4ae00 267 --disable-asm disable all assembler optimizations
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268 --disable-altivec disable AltiVec optimizations
269 --disable-amd3dnow disable 3DNow! optimizations
270 --disable-amd3dnowext disable 3DNow! extended optimizations
271 --disable-mmx disable MMX optimizations
239fdf1b 272 --disable-mmxext disable MMXEXT optimizations
06454877 273 --disable-sse disable SSE optimizations
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274 --disable-sse2 disable SSE2 optimizations
275 --disable-sse3 disable SSE3 optimizations
06454877 276 --disable-ssse3 disable SSSE3 optimizations
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277 --disable-sse4 disable SSE4 optimizations
278 --disable-sse42 disable SSE4.2 optimizations
87f1355f 279 --disable-avx disable AVX optimizations
10b0161d 280 --disable-xop disable XOP optimizations
1b932eb1 281 --disable-fma3 disable FMA3 optimizations
79687079 282 --disable-fma4 disable FMA4 optimizations
4d6ee072 283 --disable-avx2 disable AVX2 optimizations
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284 --disable-armv5te disable armv5te optimizations
285 --disable-armv6 disable armv6 optimizations
286 --disable-armv6t2 disable armv6t2 optimizations
b3267559 287 --disable-vfp disable VFP optimizations
5ea20630 288 --disable-neon disable NEON optimizations
afb5ed55 289 --disable-inline-asm disable use of inline assembler
06454877 290 --disable-yasm disable use of yasm assembler
06454877 291
070c5d0f 292Developer options (useful when working on Libav itself):
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293 --disable-debug disable debugging symbols
294 --enable-debug=LEVEL set the debug level [$debuglevel]
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295 --disable-optimizations disable compiler optimizations
296 --enable-extra-warnings enable more compiler warnings
52b3cc60 297 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 298 \$LIBAV_SAMPLES at make invocation time.
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299 --enable-neon-clobber-test check NEON registers for clobbering (should be
300 used only for debugging purposes)
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301 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
302 should be used only for debugging purposes)
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303 --enable-random randomly enable/disable components
304 --disable-random
305 --enable-random=LIST randomly enable/disable specific components or
306 --disable-random=LIST component groups. LIST is a comma-separated list
307 of NAME[:PROB] entries where NAME is a component
308 (group) and PROB the probability associated with
309 NAME (default 0.5).
310 --random-seed=VALUE seed value for --enable/disable-random
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311
312NOTE: Object files are built at the place where configure is launched.
313EOF
60e8bc13 314 exit 0
74c53c2d 315}
cf9d24ad 316
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317quotes='""'
318
57bd82d4 319log(){
2270b4b2 320 echo "$@" >> $logfile
57bd82d4
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321}
322
720c69da 323log_file(){
c8e9f801 324 log BEGIN $1
2270b4b2 325 pr -n -t $1 >> $logfile
c8e9f801
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326 log END $1
327}
328
2ba042a7 329echolog(){
c8e9f801 330 log "$@"
57bd82d4 331 echo "$@"
2ba042a7
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332}
333
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334warn(){
335 log "WARNING: $*"
336 WARNINGS="${WARNINGS}WARNING: $*\n"
337}
338
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339die(){
340 echolog "$@"
341 cat <<EOF
d326cf7f 342
2ba042a7 343If you think configure made a mistake, make sure you are using the latest
4a6a21f5 344version from Git. If the latest version fails, report the problem to the
5045f6bd 345libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 346EOF
e155a21a 347 if disabled logging; then
2ba042a7 348 cat <<EOF
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349Rerun configure with logging enabled (do not use --disable-logging), and
350include the log this produces with your report.
2ba042a7
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351EOF
352 else
f69f51b3 353 cat <<EOF
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354Include the log file "$logfile" produced by configure as this will help
355solving the problem.
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356EOF
357 fi
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358 exit 1
359}
360
6c6007d6 361# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 362toupper(){
6c6007d6 363 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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364}
365
4a5444db 366tolower(){
6c6007d6 367 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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368}
369
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370c_escape(){
371 echo "$*" | sed 's/["\\]/\\\0/g'
372}
373
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374sh_quote(){
375 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 376 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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377 echo "$v"
378}
379
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380cleanws(){
381 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
382}
383
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384filter(){
385 pat=$1
386 shift
387 for v; do
98ef6079 388 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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389 done
390}
391
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392filter_out(){
393 pat=$1
394 shift
395 for v; do
396 eval "case $v in $pat) ;; *) echo $v ;; esac"
397 done
398}
399
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400map(){
401 m=$1
402 shift
e0e335a0 403 for v; do eval $m; done
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404}
405
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406add_suffix(){
407 suffix=$1
408 shift
409 for v; do echo ${v}${suffix}; done
410}
411
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412set_all(){
413 value=$1
414 shift
415 for var in $*; do
416 eval $var=$value
417 done
418}
419
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420set_weak(){
421 value=$1
422 shift
423 for var; do
424 eval : \${$var:=$value}
425 done
426}
427
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428sanitize_var_name(){
429 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
430}
431
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432set_safe(){
433 var=$1
434 shift
f868b24d 435 eval $(sanitize_var_name "$var")='$*'
3f8040db
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436}
437
438get_safe(){
f868b24d 439 eval echo \$$(sanitize_var_name "$1")
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440}
441
799c9e9b 442pushvar(){
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MS
443 for pvar in $*; do
444 eval level=\${${pvar}_level:=0}
445 eval ${pvar}_${level}="\$$pvar"
446 eval ${pvar}_level=$(($level+1))
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447 done
448}
449
450popvar(){
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451 for pvar in $*; do
452 eval level=\${${pvar}_level:-0}
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453 test $level = 0 && continue
454 eval level=$(($level-1))
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MS
455 eval $pvar="\${${pvar}_${level}}"
456 eval ${pvar}_level=$level
457 eval unset ${pvar}_${level}
799c9e9b
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458 done
459}
460
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461enable(){
462 set_all yes $*
463}
464
465disable(){
466 set_all no $*
467}
468
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469enable_weak(){
470 set_weak yes $*
471}
472
473disable_weak(){
474 set_weak no $*
475}
476
72702705 477enable_safe(){
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478 for var; do
479 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
480 done
72702705
MR
481}
482
483disable_safe(){
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484 for var; do
485 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
486 done
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487}
488
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489do_enable_deep(){
490 for var; do
491 enabled $var && continue
492 eval sel="\$${var}_select"
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493 eval sgs="\$${var}_suggest"
494 pushvar var sgs
f9d328da 495 enable_deep $sel
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496 popvar sgs
497 enable_deep_weak $sgs
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498 popvar var
499 done
500}
501
502enable_deep(){
503 do_enable_deep $*
504 enable $*
505}
506
72a43668 507enable_deep_weak(){
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MS
508 for var; do
509 disabled $var && continue
510 pushvar var
511 do_enable_deep $var
512 popvar var
513 enable_weak $var
514 done
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515}
516
57bd82d4 517enabled(){
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518 test "${1#!}" = "$1" && op== || op=!=
519 eval test "x\$${1#!}" $op "xyes"
44161118
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520}
521
37970ebf 522disabled(){
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523 test "${1#!}" = "$1" && op== || op=!=
524 eval test "x\$${1#!}" $op "xno"
37970ebf
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525}
526
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527enabled_all(){
528 for opt; do
529 enabled $opt || return 1
530 done
531}
532
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533disabled_all(){
534 for opt; do
535 disabled $opt || return 1
536 done
537}
538
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539enabled_any(){
540 for opt; do
541 enabled $opt && return 0
542 done
543}
544
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545disabled_any(){
546 for opt; do
547 disabled $opt && return 0
548 done
f7b230a7 549 return 1
85bca2c5
DB
550}
551
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552set_default(){
553 for opt; do
88268e94 554 eval : \${$opt:=\$${opt}_default}
c9d19248
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555 done
556}
557
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558is_in(){
559 value=$1
560 shift
561 for var in $*; do
562 [ $var = $value ] && return 0
563 done
564 return 1
565}
566
d4f8cecc 567do_check_deps(){
30fd06be 568 for cfg; do
3250003c 569 cfg="${cfg#!}"
799c9e9b
MR
570 enabled ${cfg}_checking && die "Circular dependency for $cfg."
571 disabled ${cfg}_checking && continue
572 enable ${cfg}_checking
d4f8cecc 573 append allopts $cfg
799c9e9b 574
30fd06be
MR
575 eval dep_all="\$${cfg}_deps"
576 eval dep_any="\$${cfg}_deps_any"
7ef3425f 577 eval dep_sel="\$${cfg}_select"
c510c7b5 578 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
579 eval dep_ifa="\$${cfg}_if"
580 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 581
3d7453e0 582 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 583 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 584 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 585
3d7453e0
MR
586 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
587 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
588 enabled_all $dep_all || disable $cfg
589 enabled_any $dep_any || disable $cfg
7ef3425f 590 disabled_any $dep_sel && disable $cfg
799c9e9b 591
4ec45764 592 if enabled $cfg; then
f9d328da 593 enable_deep $dep_sel
c510c7b5 594 enable_deep_weak $dep_sgs
4ec45764
RP
595 fi
596
799c9e9b 597 disable ${cfg}_checking
30fd06be
MR
598 done
599}
600
d4f8cecc
MR
601check_deps(){
602 unset allopts
603
604 do_check_deps "$@"
605
606 for cfg in $allopts; do
607 enabled $cfg || continue
608 eval dep_extralibs="\$${cfg}_extralibs"
609 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
610 done
611}
612
44161118
MR
613print_config(){
614 pfx=$1
72cfcf41
MR
615 files=$2
616 shift 2
f454e879
MR
617 map 'eval echo "$v \${$v:-no}"' "$@" |
618 awk "BEGIN { split(\"$files\", files) }
619 {
620 c = \"$pfx\" toupper(\$1);
621 v = \$2;
622 sub(/yes/, 1, v);
623 sub(/no/, 0, v);
624 for (f in files) {
625 file = files[f];
626 if (file ~ /\\.h\$/) {
627 printf(\"#define %s %d\\n\", c, v) >>file;
628 } else if (file ~ /\\.asm\$/) {
629 printf(\"%%define %s %d\\n\", c, v) >>file;
630 } else if (file ~ /\\.mak\$/) {
d16c4aeb 631 n = -v ? \"\" : \"!\";
f454e879
MR
632 printf(\"%s%s=yes\\n\", n, c) >>file;
633 }
634 }
635 }"
57bd82d4
MR
636}
637
31c0121d 638print_enabled(){
31c0121d
MR
639 suf=$1
640 shift
641 for v; do
9eda2a85 642 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
643 done
644}
645
57bd82d4
MR
646append(){
647 var=$1
648 shift
57bd82d4
MR
649 eval "$var=\"\$$var $*\""
650}
651
60361817
MR
652prepend(){
653 var=$1
654 shift
655 eval "$var=\"$* \$$var\""
656}
657
44951174
JG
658unique(){
659 var=$1
660 uniq_list=""
661 for tok in $(eval echo \$$var); do
662 uniq_list="$(filter_out $tok $uniq_list) $tok"
663 done
664 eval "$var=\"${uniq_list}\""
665}
666
50a334e4 667add_cppflags(){
cd52ec95 668 append CPPFLAGS "$@"
50a334e4
MR
669}
670
57bd82d4 671add_cflags(){
01d31e16 672 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
673}
674
2f2e6c7c 675add_asflags(){
01d31e16 676 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
677}
678
57bd82d4 679add_ldflags(){
64933b6c 680 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
681}
682
0673ede9
VG
683add_stripflags(){
684 append STRIPFLAGS "$@"
685}
686
57bd82d4 687add_extralibs(){
64933b6c 688 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
689}
690
4cc4b33f
DB
691add_host_cppflags(){
692 append host_cppflags "$@"
693}
694
6c3fa06a
MR
695add_host_cflags(){
696 append host_cflags $($host_cflags_filter "$@")
697}
698
699add_host_ldflags(){
700 append host_ldflags $($host_ldflags_filter "$@")
701}
702
84e65c76
MR
703add_compat(){
704 append compat_objs $1
705 shift
706 map 'add_cppflags -D$v' "$@"
707}
708
b0cfb663 709check_cmd(){
b3cb5d51 710 log "$@"
2270b4b2 711 "$@" >> $logfile 2>&1
b0cfb663
MR
712}
713
b2704a65
MR
714cc_o(){
715 eval printf '%s\\n' $CC_O
716}
717
18031c49
MR
718cc_e(){
719 eval printf '%s\\n' $CC_E
720}
721
dcd479c0 722check_cc(){
57bd82d4 723 log check_cc "$@"
2270b4b2 724 cat > $TMPC
720c69da 725 log_file $TMPC
23565c26 726 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
727}
728
729check_cpp(){
730 log check_cpp "$@"
2270b4b2 731 cat > $TMPC
720c69da 732 log_file $TMPC
18031c49 733 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
734}
735
df0d6341
MR
736as_o(){
737 eval printf '%s\\n' $AS_O
738}
739
f65883c8
MR
740check_as(){
741 log check_as "$@"
7fd90119
MR
742 cat > $TMPS
743 log_file $TMPS
744 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
745}
746
575db883
DB
747check_inline_asm(){
748 log check_inline_asm "$@"
940f335a 749 name="$1"
3784e82e 750 code="$2"
940f335a 751 shift 2
49214f61 752 disable $name
7fd90119 753 check_cc "$@" <<EOF && enable $name
3784e82e 754void foo(void){ __asm__ volatile($code); }
940f335a
MR
755EOF
756}
757
c6ebc9fa
MR
758check_insn(){
759 log check_insn "$@"
760 check_inline_asm ${1}_inline "\"$2\""
761 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
762}
763
304d586d
LM
764check_yasm(){
765 log check_yasm "$@"
766 echo "$1" > $TMPS
767 log_file $TMPS
768 shift 1
769 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
770}
771
29b64b68
MR
772ld_o(){
773 eval printf '%s\\n' $LD_O
774}
775
dcd479c0 776check_ld(){
57bd82d4 777 log check_ld "$@"
66a1ccd7
MR
778 flags=$(filter_out '-l*' "$@")
779 libs=$(filter '-l*' "$@")
01d31e16 780 check_cc $($cflags_filter $flags) || return
64933b6c
MR
781 flags=$($ldflags_filter $flags)
782 libs=$($ldflags_filter $libs)
29b64b68 783 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
784}
785
52ccc4a0
DB
786print_include(){
787 hdr=$1
788 test "${hdr%.h}" = "${hdr}" &&
789 echo "#include $hdr" ||
790 echo "#include <$hdr>"
791}
792
5adc829e
MR
793check_code(){
794 log check_code "$@"
795 check=$1
796 headers=$2
797 code=$3
798 shift 3
799 {
800 for hdr in $headers; do
52ccc4a0 801 print_include $hdr
5adc829e
MR
802 done
803 echo "int main(void) { $code; return 0; }"
804 } | check_$check "$@"
805}
806
50a334e4
MR
807check_cppflags(){
808 log check_cppflags "$@"
caf458dd 809 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
810int x;
811EOF
812}
813
23157d72
DB
814test_cflags(){
815 log test_cflags "$@"
01d31e16 816 set -- $($cflags_filter "$@")
23157d72 817 check_cc "$@" <<EOF
dcd479c0
MR
818int x;
819EOF
820}
821
23157d72
DB
822check_cflags(){
823 log check_cflags "$@"
824 test_cflags "$@" && add_cflags "$@"
825}
826
2ed46eea
MR
827test_ldflags(){
828 log test_ldflags "$@"
829 check_ld "$@" <<EOF
c23a0ac8 830int main(void){ return 0; }
dcd479c0
MR
831EOF
832}
833
2ed46eea
MR
834check_ldflags(){
835 log check_ldflags "$@"
836 test_ldflags "$@" && add_ldflags "$@"
837}
838
0673ede9
VG
839test_stripflags(){
840 log test_stripflags "$@"
841 # call check_cc to get a fresh TMPO
842 check_cc <<EOF
843int main(void) { return 0; }
844EOF
845 check_cmd $strip $STRIPFLAGS "$@" $TMPO
846}
847
848check_stripflags(){
849 log check_stripflags "$@"
850 test_stripflags "$@" && add_stripflags "$@"
851}
852
dcd479c0 853check_header(){
57bd82d4 854 log check_header "$@"
dcd479c0
MR
855 header=$1
856 shift
b77df637
MR
857 disable_safe $header
858 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
859#include <$header>
860int x;
861EOF
862}
863
864check_func(){
57bd82d4 865 log check_func "$@"
dcd479c0
MR
866 func=$1
867 shift
d8bc5f06
MR
868 disable $func
869 check_ld "$@" <<EOF && enable $func
dcd479c0 870extern int $func();
c23a0ac8 871int main(void){ $func(); }
dcd479c0
MR
872EOF
873}
874
645d2652 875check_mathfunc(){
6b73c0ae 876 log check_mathfunc "$@"
645d2652 877 func=$1
1aa07aa2
MR
878 narg=$2
879 shift 2
880 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
881 disable $func
882 check_ld "$@" <<EOF && enable $func
883#include <math.h>
1aa07aa2 884float foo(float f, float g) { return $func($args); }
33bd38db 885int main(void){ return 0; }
645d2652
MR
886EOF
887}
888
2446d3d6
DB
889check_func_headers(){
890 log check_func_headers "$@"
f8d7b072 891 headers=$1
edaf1ae2 892 funcs=$2
f8d7b072 893 shift 2
edaf1ae2
MR
894 {
895 for hdr in $headers; do
52ccc4a0 896 print_include $hdr
edaf1ae2
MR
897 done
898 for func in $funcs; do
899 echo "long check_$func(void) { return (long) $func; }"
900 done
901 echo "int main(void) { return 0; }"
902 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
903}
904
a5344cf7
SS
905check_cpp_condition(){
906 log check_cpp_condition "$@"
907 header=$1
908 condition=$2
f855b7b9 909 shift 2
cd52ec95 910 check_cpp "$@" <<EOF
a5344cf7
SS
911#include <$header>
912#if !($condition)
913#error "unsatisfied condition: $condition"
914#endif
915EOF
916}
917
57bd82d4
MR
918check_lib(){
919 log check_lib "$@"
920 header="$1"
921 func="$2"
922 shift 2
84400e9d 923 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
924}
925
f8d7b072
MR
926check_lib2(){
927 log check_lib2 "$@"
928 headers="$1"
edaf1ae2 929 funcs="$2"
f8d7b072 930 shift 2
edaf1ae2 931 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
932}
933
3f8040db
MR
934check_pkg_config(){
935 log check_pkg_config "$@"
936 pkg="$1"
937 headers="$2"
938 funcs="$3"
939 shift 3
7f9e893f 940 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
941 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
942 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
943 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
944 set_safe ${pkg}_cflags $pkg_cflags &&
945 set_safe ${pkg}_libs $pkg_libs
946}
947
dcd479c0 948check_exec(){
2270b4b2 949 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
950}
951
7dfef245 952check_exec_crash(){
5e622c40 953 code=$(cat)
7dfef245
MR
954
955 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
956 # are safe but may not be available everywhere. Thus we use
957 # raise(SIGTERM) instead. The check is run in a subshell so we
958 # can redirect the "Terminated" message from the shell. SIGBUS
959 # is not defined by standard C so it is used conditionally.
960
2270b4b2 961 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
962#include <signal.h>
963static void sighandler(int sig){
964 raise(SIGTERM);
965}
692dd8ed
MR
966int foo(void){
967 $code
968}
9495cd17 969int (*func_ptr)(void) = foo;
e5af4a11 970int main(void){
7dfef245
MR
971 signal(SIGILL, sighandler);
972 signal(SIGFPE, sighandler);
973 signal(SIGSEGV, sighandler);
974#ifdef SIGBUS
975 signal(SIGBUS, sighandler);
976#endif
9495cd17 977 return func_ptr();
7dfef245
MR
978}
979EOF
980}
981
72be9e73
DY
982check_type(){
983 log check_type "$@"
984 headers=$1
985 type=$2
986 shift 2
ae550ce9 987 disable_safe "$type"
5adc829e 988 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
989}
990
14d36751 991check_struct(){
813b82b9 992 log check_struct "$@"
14d36751
MR
993 headers=$1
994 struct=$2
995 member=$3
996 shift 3
997 disable_safe "${struct}_${member}"
5adc829e
MR
998 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
999 enable_safe "${struct}_${member}"
14d36751
MR
1000}
1001
9c7d85b3
DB
1002check_builtin(){
1003 log check_builtin "$@"
1004 name=$1
1005 headers=$2
1006 builtin=$3
1007 shift 3
1008 disable "$name"
1009 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1010}
1011
e854b8f9
AK
1012check_compile_assert(){
1013 log check_compile_assert "$@"
1014 name=$1
1015 headers=$2
1016 condition=$3
1017 shift 3
1018 disable "$name"
1019 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1020}
1021
57bd82d4
MR
1022require(){
1023 name="$1"
1024 header="$2"
1025 func="$3"
1026 shift 3
1027 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1028}
1029
f8d7b072
MR
1030require2(){
1031 name="$1"
1032 headers="$2"
1033 func="$3"
1034 shift 3
1035 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1036}
1037
3f8040db
MR
1038require_pkg_config(){
1039 pkg="$1"
1040 check_pkg_config "$@" || die "ERROR: $pkg not found"
1041 add_cflags $(get_safe ${pkg}_cflags)
1042 add_extralibs $(get_safe ${pkg}_libs)
1043}
1044
27565164
DB
1045hostcc_e(){
1046 eval printf '%s\\n' $HOSTCC_E
1047}
1048
ae43c4c0
MR
1049hostcc_o(){
1050 eval printf '%s\\n' $HOSTCC_O
1051}
1052
f0125de9
MR
1053check_host_cc(){
1054 log check_host_cc "$@"
1055 cat > $TMPC
1056 log_file $TMPC
ae43c4c0 1057 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1058}
1059
27565164
DB
1060check_host_cpp(){
1061 log check_host_cpp "$@"
1062 cat > $TMPC
1063 log_file $TMPC
1064 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1065}
1066
4cc4b33f
DB
1067check_host_cppflags(){
1068 log check_host_cppflags "$@"
1069 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1070int x;
1071EOF
1072}
1073
f0125de9
MR
1074check_host_cflags(){
1075 log check_host_cflags "$@"
6c3fa06a 1076 set -- $($host_cflags_filter "$@")
f0125de9
MR
1077 check_host_cc "$@" <<EOF && append host_cflags "$@"
1078int x;
1079EOF
1080}
1081
27565164
DB
1082check_host_cpp_condition(){
1083 log check_host_cpp_condition "$@"
1084 header=$1
1085 condition=$2
1086 shift 2
1087 check_host_cpp "$@" <<EOF
1088#include <$header>
1089#if !($condition)
1090#error "unsatisfied condition: $condition"
1091#endif
1092EOF
1093}
1094
c505dd31
MR
1095apply(){
1096 file=$1
1097 shift
1098 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1099}
1100
c34681df 1101cp_if_changed(){
5e27ec28
MR
1102 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1103 mkdir -p "$(dirname $2)"
4ebc6a74 1104 $cp_f "$1" "$2"
c34681df
MR
1105}
1106
dcd61286
DB
1107# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1108# system-dependent things.
1109
4a0d6686
AJ
1110COMPONENT_LIST="
1111 bsfs
1112 decoders
1113 demuxers
1114 encoders
3cde40aa 1115 filters
5666fd73 1116 hwaccels
c552605c 1117 indevs
4a0d6686 1118 muxers
c552605c 1119 outdevs
4a0d6686
AJ
1120 parsers
1121 protocols
1122"
1123
ab81f24a 1124EXAMPLE_LIST="
b339182e 1125 avcodec_example
e7dfaf16 1126 filter_audio_example
b339182e 1127 metadata_example
ab81f24a 1128 output_example
10421bcf 1129 transcode_aac_example
ab81f24a
DB
1130"
1131
3fc09b00
MR
1132EXTERNAL_LIBRARY_LIST="
1133 avisynth
1134 bzlib
1135 frei0r
1136 gnutls
1c0210c7 1137 libbs2b
3fc09b00
MR
1138 libcdio
1139 libdc1394
1140 libfaac
1141 libfdk_aac
f1b239ec 1142 libfontconfig
3fc09b00
MR
1143 libfreetype
1144 libgsm
1145 libilbc
1146 libmp3lame
1147 libopencore_amrnb
1148 libopencore_amrwb
1149 libopencv
1150 libopenjpeg
1151 libopus
1152 libpulse
1153 librtmp
1154 libschroedinger
1155 libspeex
1156 libtheora
718907cd 1157 libtwolame
3fc09b00
MR
1158 libvo_aacenc
1159 libvo_amrwbenc
1160 libvorbis
1161 libvpx
84d3ff50 1162 libwavpack
be7c3231 1163 libwebp
3fc09b00 1164 libx264
50ea9315 1165 libx265
3fc09b00
MR
1166 libxavs
1167 libxvid
1168 openssl
1169 x11grab
1170 zlib
1171"
1172
d0adf55c
DB
1173FEATURE_LIST="
1174 gray
1175 hardcoded_tables
1176 runtime_cpudetect
1177 safe_bitstream_reader
1178 shared
1179 small
1180 sram
1181 static
1182 swscale_alpha
1183"
1184
70b348ec
DB
1185HWACCEL_LIST="
1186 dxva2
1187 vaapi
1188 vda
1189 vdpau
1190"
7caf48e0 1191
d89f2fa9
DB
1192LIBRARY_LIST="
1193 avcodec
1194 avdevice
1195 avfilter
1196 avformat
1197 avresample
1198 avutil
1199 swscale
1200"
1201
d0adf55c
DB
1202LICENSE_LIST="
1203 gpl
1204 nonfree
1205 version3
1206"
1207
055c61b8
DB
1208PROGRAM_LIST="
1209 avconv
1210 avplay
1211 avprobe
1212 avserver
055c61b8
DB
1213"
1214
d0adf55c 1215SUBSYSTEM_LIST="
7f3f5f46 1216 dct
4da3f410 1217 doc
0b499c9b 1218 error_resilience
1848f7d9 1219 fft
b781cc12 1220 lsp
2a91ada8 1221 lzo
47a158cb 1222 mdct
d0adf55c
DB
1223 network
1224 rdft
1225"
1226
1227CONFIG_LIST="
1228 $COMPONENT_LIST
1229 $EXAMPLE_LIST
1230 $EXTERNAL_LIBRARY_LIST
1231 $FEATURE_LIST
1232 $HWACCEL_LIST
1233 $LICENSE_LIST
1234 $LIBRARY_LIST
1235 $PROGRAM_LIST
1236 $SUBSYSTEM_LIST
c88f5d72 1237 memalign_hack
44a0a98f 1238 neon_clobber_test
8a3c8627 1239 pic
7caf48e0 1240 pod2man
f187557a 1241 texi2html
8986fddc 1242 thumb
7e4d9d5d 1243 xmm_clobber_test
4a0d6686 1244"
c88f5d72 1245
7caf48e0 1246THREADS_LIST="
8eee7025
DB
1247 pthreads
1248 w32threads
7caf48e0 1249"
8eee7025 1250
7caf48e0 1251ATOMICS_LIST="
f9f6402e 1252 atomics_gcc
f9f6402e 1253 atomics_suncc
93e65e9a 1254 atomics_win32
7caf48e0 1255"
f9f6402e 1256
7caf48e0 1257ARCH_LIST="
5873b623 1258 aarch64
3f5b56e5 1259 alpha
a2fc0f6a 1260 arm
fdcd782d
MR
1261 avr32
1262 avr32_ap
1263 avr32_uc
3f5b56e5
MR
1264 bfin
1265 ia64
1266 m68k
1267 mips
bae3abb0 1268 mips64
3f5b56e5 1269 parisc
79cb09b2 1270 ppc
34d11b87 1271 ppc64
3f5b56e5
MR
1272 s390
1273 sh4
1274 sparc
1275 sparc64
c75848cd
DB
1276 tilegx
1277 tilepro
0844bae1 1278 tomi
3f5b56e5
MR
1279 x86
1280 x86_32
1281 x86_64
7caf48e0 1282"
3f5b56e5 1283
7caf48e0 1284ARCH_EXT_LIST_ARM="
81dfa21e
MR
1285 armv5te
1286 armv6
1287 armv6t2
8675bcb0 1288 armv8
81dfa21e 1289 neon
b3267559 1290 vfp
81dfa21e 1291 vfpv3
7caf48e0 1292"
81dfa21e 1293
7caf48e0 1294ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1295 amd3dnow
a1ef9f08 1296 amd3dnowext
50cd43f2 1297 avx
4d6ee072 1298 avx2
1b932eb1 1299 fma3
50cd43f2
DB
1300 fma4
1301 mmx
1302 mmxext
1303 sse
1304 sse2
1305 sse3
1306 sse4
1307 sse42
1308 ssse3
7caf48e0
DB
1309 xop
1310"
50cd43f2 1311
7a650caf
DB
1312ARCH_EXT_LIST_PPC="
1313 altivec
1314 dcbzl
1315 ldbrx
1316 ppc4xx
1317"
1318
84bf8817
DB
1319ARCH_EXT_LIST_X86="
1320 $ARCH_EXT_LIST_X86_SIMD
1321 cpunop
1322 i686
1323"
1324
50cd43f2 1325ARCH_EXT_LIST="
81dfa21e 1326 $ARCH_EXT_LIST_ARM
7a650caf 1327 $ARCH_EXT_LIST_PPC
50cd43f2 1328 $ARCH_EXT_LIST_X86
7a650caf
DB
1329 loongson
1330 vis
50cd43f2 1331"
3f5b56e5 1332
7a650caf
DB
1333ARCH_FEATURES="
1334 aligned_stack
1335 fast_64bit
1336 fast_clz
1337 fast_cmov
1338 local_aligned_8
1339 local_aligned_16
1340"
1341
1342BUILTIN_LIST="
1343 atomic_cas_ptr
1344 machine_rw_barrier
1345 MemoryBarrier
1346 mm_empty
1347 rdtsc
1348 sync_val_compare_and_swap
1349"
7caf48e0 1350HAVE_LIST_CMDLINE="
fd712a55
DB
1351 inline_asm
1352 symver
1353 yasm
7caf48e0 1354"
fd712a55 1355
7caf48e0 1356HAVE_LIST_PUB="
a3e02a8c 1357 bigendian
d268eee9 1358 fast_unaligned
7caf48e0 1359"
a3e02a8c 1360
7a650caf
DB
1361HEADERS_LIST="
1362 alsa_asoundlib_h
1363 altivec_h
1364 arpa_inet_h
1365 cdio_paranoia_h
1366 cdio_paranoia_paranoia_h
1367 dev_bktr_ioctl_bt848_h
1368 dev_bktr_ioctl_meteor_h
1369 dev_ic_bt8xx_h
1370 dev_video_bktr_ioctl_bt848_h
1371 dev_video_meteor_ioctl_meteor_h
1372 direct_h
1373 dlfcn_h
1374 dxva_h
1375 gsm_h
1376 io_h
1377 mach_mach_time_h
1378 machine_ioctl_bt848_h
1379 machine_ioctl_meteor_h
1380 malloc_h
1381 poll_h
1382 sndio_h
1383 soundcard_h
1384 sys_mman_h
1385 sys_param_h
1386 sys_resource_h
1387 sys_select_h
1388 sys_soundcard_h
1389 sys_time_h
1390 sys_un_h
1391 sys_videoio_h
1392 unistd_h
1393 windows_h
1394 winsock2_h
1395"
1396
79042ab3 1397MATH_FUNCS="
fab0a8b2
MR
1398 atanf
1399 atan2f
79042ab3 1400 cbrtf
fab0a8b2 1401 cosf
79042ab3
DB
1402 exp2
1403 exp2f
fab0a8b2 1404 expf
79042ab3
DB
1405 isinf
1406 isnan
fab0a8b2 1407 ldexpf
79042ab3
DB
1408 llrint
1409 llrintf
1410 log2
1411 log2f
fab0a8b2 1412 log10f
79042ab3
DB
1413 lrint
1414 lrintf
fab0a8b2 1415 powf
79042ab3
DB
1416 rint
1417 round
1418 roundf
fab0a8b2 1419 sinf
79042ab3
DB
1420 trunc
1421 truncf
1422"
1423
7a650caf 1424SYSTEM_FUNCS="
be1a839c 1425 aligned_malloc
ecf97f22 1426 closesocket
15caccb9 1427 CommandLineToArgvW
a61c2115 1428 CoTaskMemFree
1093383d 1429 CryptGenRandom
c88f5d72 1430 dlopen
534a2231 1431 fcntl
e854b8f9 1432 flt_lim
9d99cc5a 1433 fork
84882df6 1434 getaddrinfo
da9e86f8 1435 gethrtime
667fb97a 1436 getopt
02e8f427 1437 GetProcessAffinityMask
fc5607f8 1438 GetProcessMemoryInfo
4e68cb8a 1439 GetProcessTimes
66be5b45 1440 getrusage
c3e73100 1441 getservbyport
7caf48e0 1442 GetSystemTimeAsFileTime
61183b5a 1443 gettimeofday
2e1913b1 1444 inet_aton
abfc8d05 1445 isatty
8772997d 1446 jack_port_get_latency_range
a5b64584 1447 localtime_r
c708b540 1448 mach_absolute_time
73f6d31e 1449 MapViewOfFile
c88f5d72 1450 memalign
6ffa87d3 1451 mkstemp
0328b9ea 1452 mmap
e98b02de 1453 mprotect
d3d3a32c 1454 nanosleep
1f91cdce 1455 posix_memalign
ea4d5f48 1456 sched_getaffinity
7e6a11bc 1457 SetConsoleTextAttribute
b507ebd1 1458 setmode
3e0b1c9a 1459 setrlimit
d3d3a32c 1460 Sleep
87958234 1461 strerror_r
6379900c 1462 strptime
7a650caf
DB
1463 sysconf
1464 sysctl
1465 usleep
1466 VirtualAlloc
1467"
1468
1469TOOLCHAIN_FEATURES="
1470 asm_mod_q
1471 attribute_may_alias
1472 attribute_packed
1473 ebp_available
1474 ebx_available
1475 gnu_as
1476 ibm_asm
1477 inline_asm_labels
1478 pragma_deprecated
1479 symver_asm_label
1480 symver_gnu_asm
1481 vfp_args
1482 xform_asm
1483 xmm_clobbers
1484"
1485
1486TYPES_LIST="
1487 socklen_t
c0018613 1488 struct_addrinfo
75d339e0
MS
1489 struct_group_source_req
1490 struct_ip_mreq_source
b4d68544 1491 struct_ipv6_mreq
cdee08e3 1492 struct_pollfd
3e0b1c9a 1493 struct_rusage_ru_maxrss
b4d68544 1494 struct_sockaddr_in6
3b2372bf 1495 struct_sockaddr_sa_len
33a4dbdd 1496 struct_sockaddr_storage
a6a4793d 1497 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1498"
1499
1500HAVE_LIST="
1501 $ARCH_EXT_LIST
1502 $(add_suffix _external $ARCH_EXT_LIST)
1503 $(add_suffix _inline $ARCH_EXT_LIST)
1504 $ARCH_FEATURES
1505 $ATOMICS_LIST
1506 $BUILTIN_LIST
1507 $HAVE_LIST_CMDLINE
1508 $HAVE_LIST_PUB
1509 $HEADERS_LIST
1510 $MATH_FUNCS
1511 $SYSTEM_FUNCS
1512 $THREADS_LIST
1513 $TOOLCHAIN_FEATURES
1514 $TYPES_LIST
1515 atomics_native
1516 dos_paths
a61c2115 1517 dxva2_lib
7a650caf
DB
1518 libc_msvcrt
1519 libdc1394_1
1520 libdc1394_2
1521 sdl
b265431e 1522 threads
7671dd7c 1523 vdpau_x11
7671dd7c 1524 xlib
0cb78cef 1525"
44161118 1526
511cf612 1527# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1528CONFIG_EXTRA="
87849592 1529 aandcttables
bfe9f48a 1530 ac3dsp
aa11cb79 1531 audio_frame_queue
8ef33497 1532 cabac
b93b27ed 1533 dsputil
bfe9f48a 1534 gcrypt
478fd534 1535 golomb
9cad0e4e 1536 gplv3
0338c396 1537 h263dsp
478fd534
DB
1538 h264chroma
1539 h264dsp
1540 h264pred
915a2a0a 1541 h264qpel
68d8238c 1542 hpeldsp
478fd534 1543 huffman
0d439fbe 1544 huffyuvdsp
512f3ffe 1545 huffyuvencdsp
dc4d726b 1546 intrax8
9cad0e4e 1547 lgplv3
478fd534 1548 lpc
1e164c0b 1549 mpegaudio
bfe9f48a 1550 mpegaudiodsp
18bbca1f 1551 mpegvideo
ad08dfd5 1552 mpegvideoenc
bfe9f48a 1553 nettle
368f5035 1554 qpeldsp
f704a079 1555 rangecoder
255d9c57 1556 riffdec
3dd5c95d 1557 riffenc
bfe9f48a 1558 rtpdec
5ad2f0bf 1559 rtpenc_chain
bfe9f48a 1560 sinewin
57f09608 1561 tpeldsp
8c53d39e 1562 videodsp
ab9f9876 1563 vp3dsp
b6bb00b0
MR
1564"
1565
520cc7f1 1566CMDLINE_SELECT="
3f5b56e5 1567 $ARCH_EXT_LIST
520cc7f1 1568 $CONFIG_LIST
fd712a55 1569 $HAVE_LIST_CMDLINE
8eee7025 1570 $THREADS_LIST
c8a4ae00 1571 asm
db6107b6 1572 cross_compile
520cc7f1
MR
1573 debug
1574 extra_warnings
8c6afa4d 1575 logging
65d12900 1576 lto
d2bbb2f7 1577 optimizations
520cc7f1 1578"
426be5dc 1579
7caf48e0 1580PATHS_LIST="
d156bede 1581 bindir
14a8acf1 1582 datadir
f4ca970d 1583 docdir
26759c44
MR
1584 incdir
1585 libdir
26759c44
MR
1586 mandir
1587 prefix
1588 shlibdir
7caf48e0 1589"
426be5dc
DB
1590
1591CMDLINE_SET="
1592 $PATHS_LIST
121d78d0 1593 ar
426be5dc 1594 arch
313c46a6 1595 as
426be5dc
DB
1596 build_suffix
1597 cc
1598 cpu
1599 cross_prefix
50567afa 1600 dep_cc
ac63af34 1601 extra_version
9da6609f
MR
1602 host_cc
1603 host_cflags
095792f2 1604 host_ld
9da6609f
MR
1605 host_ldflags
1606 host_libs
82bb3329 1607 host_os
684b28e0 1608 ld
426be5dc 1609 logfile
4ae40685 1610 malloc_prefix
89641463 1611 nm
9cd7b854 1612 optflags
3f8040db 1613 pkg_config
390acbea 1614 pkg_config_flags
154caa67 1615 random_seed
2fad0977 1616 samples
c5200f17
MR
1617 sysinclude
1618 sysroot
a7ada2ba 1619 target_exec
26759c44 1620 target_os
a7ada2ba 1621 target_path
ba13606c 1622 target_samples
aeeb782c 1623 toolchain
426be5dc 1624"
520cc7f1 1625
89f2932b
MR
1626CMDLINE_APPEND="
1627 extra_cflags
4cc4b33f 1628 host_cppflags
89f2932b
MR
1629"
1630
912f3148
DB
1631# code dependency declarations
1632
9eeed841 1633# architecture extensions
808fa33c 1634
a2fc0f6a
MR
1635armv5te_deps="arm"
1636armv6_deps="arm"
ab5cb084 1637armv6t2_deps="arm"
8675bcb0 1638armv8_deps="aarch64"
b7b17ed6
JG
1639neon_deps_any="aarch64 arm"
1640vfp_deps_any="aarch64 arm"
b3267559 1641vfpv3_deps="vfp"
808fa33c 1642
637606de
MR
1643map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1644
808fa33c
MR
1645altivec_deps="ppc"
1646ppc4xx_deps="ppc"
1647
84146963
DB
1648cpunop_deps="i686"
1649x86_64_select="i686"
1650x86_64_suggest="fast_cmov"
50cd43f2 1651
808fa33c
MR
1652amd3dnow_deps="mmx"
1653amd3dnowext_deps="amd3dnow"
fb87e69f 1654i686_deps="x86"
9eeed841 1655mmx_deps="x86"
239fdf1b 1656mmxext_deps="mmx"
50cd43f2
DB
1657sse_deps="mmxext"
1658sse2_deps="sse"
1659sse3_deps="sse2"
1660ssse3_deps="sse3"
1661sse4_deps="ssse3"
1662sse42_deps="sse4"
1663avx_deps="sse42"
10b0161d 1664xop_deps="avx"
1b932eb1 1665fma3_deps="avx"
79687079 1666fma4_deps="avx"
4d6ee072 1667avx2_deps="avx"
9eeed841 1668
43b73d59
DB
1669mmx_external_deps="yasm"
1670mmx_inline_deps="inline_asm"
1671mmx_suggest="mmx_external mmx_inline"
1672
84bf8817 1673for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1674 eval dep=\$${ext}_deps
1675 eval ${ext}_external_deps='"${dep}_external"'
1676 eval ${ext}_inline_deps='"${dep}_inline"'
1677 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1678done
1679
032d4da8
JG
1680aligned_stack_if_any="aarch64 ppc x86"
1681fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1682fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1683fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1684
3e0b1c9a 1685need_memalign="altivec neon sse"
89e053f8 1686
1a5fdf95
DB
1687# system capabilities
1688log2_deps="!libc_msvcrt"
1689
b462d132
MR
1690symver_if_any="symver_asm_label symver_gnu_asm"
1691
8558595a
DB
1692# threading support
1693atomics_gcc_if="sync_val_compare_and_swap"
1694atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1695atomics_win32_if="MemoryBarrier"
1696atomics_native_if_any="$ATOMICS_LIST"
874c751c 1697w32threads_deps="atomics_native"
8558595a
DB
1698threads_if_any="$THREADS_LIST"
1699
26fbcc85 1700# subsystems
dc609252 1701dct_select="rdft"
b93b27ed 1702error_resilience_select="dsputil"
26fbcc85
MR
1703mdct_select="fft"
1704rdft_select="fft"
1e164c0b 1705mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1706mpegaudiodsp_select="dct"
f4fed5a2 1707mpegvideo_select="dsputil hpeldsp videodsp"
368f5035 1708mpegvideoenc_select="dsputil mpegvideo qpeldsp"
26fbcc85 1709
ed40b6bf 1710# decoders / encoders
cfc2a0cf 1711aac_decoder_select="mdct sinewin"
aa11cb79 1712aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1713aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1714ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1715ac3_encoder_select="mdct ac3dsp dsputil"
1716ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1717aic_decoder_select="dsputil golomb"
f4d608e3 1718alac_encoder_select="lpc"
b93b27ed 1719als_decoder_select="dsputil"
b781cc12 1720amrnb_decoder_select="lsp"
2b2a597e 1721amrwb_decoder_select="lsp"
0a36988e 1722amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1723ape_decoder_select="dsputil"
1724asv1_decoder_select="dsputil"
1725asv1_encoder_select="dsputil"
1726asv2_decoder_select="dsputil"
1727asv2_encoder_select="dsputil"
4538729a 1728atrac1_decoder_select="mdct sinewin"
26fbcc85 1729atrac3_decoder_select="mdct"
e6f0bb65 1730atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1731bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1732binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1733binkaudio_rdft_decoder_select="mdct rdft sinewin"
368f5035 1734cavs_decoder_select="dsputil golomb h264chroma qpeldsp videodsp"
b93b27ed 1735cllc_decoder_select="dsputil"
9b500b8f 1736comfortnoise_encoder_select="lpc"
b93b27ed 1737cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1738cscd_decoder_select="lzo"
2eef7c62 1739cscd_decoder_suggest="zlib"
26fbcc85 1740dca_decoder_select="mdct"
b93b27ed
RB
1741dnxhd_decoder_select="dsputil"
1742dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1743dvvideo_decoder_select="dsputil"
1744dvvideo_encoder_select="dsputil"
61c31e4e 1745dxa_decoder_deps="zlib"
baf91bb9 1746eac3_decoder_select="ac3_decoder"
4264a0dd 1747eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1748eamad_decoder_select="aandcttables dsputil mpegvideo"
1749eatgq_decoder_select="aandcttables dsputil"
bbb64356 1750eatqi_decoder_select="aandcttables dsputil error_resilience mpegvideo"
38389058 1751exr_decoder_deps="zlib"
cd832f03
DB
1752ffv1_decoder_select="golomb rangecoder"
1753ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1754ffvhuff_decoder_select="huffyuv_decoder"
1755ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1756fic_decoder_select="golomb"
4f034993 1757flac_decoder_select="golomb"
b93b27ed 1758flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1759flashsv_decoder_deps="zlib"
1760flashsv_encoder_deps="zlib"
1761flashsv2_decoder_deps="zlib"
4414137e 1762flv_decoder_select="h263_decoder"
4d4b4bd1 1763flv_encoder_select="h263_encoder"
b93b27ed
RB
1764fourxm_decoder_select="dsputil"
1765fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1766g2m_decoder_deps="zlib"
1767g2m_decoder_select="dsputil"
c292f6a2 1768h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1769h261_encoder_select="aandcttables mpegvideoenc"
368f5035 1770h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo qpeldsp"
0338c396 1771h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1772h263i_decoder_select="h263_decoder"
fe629c2d 1773h263p_encoder_select="h263_encoder"
8ef33497 1774h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1775h264_decoder_suggest="error_resilience"
8ef33497 1776hevc_decoder_select="cabac dsputil golomb videodsp"
0d439fbe 1777huffyuv_decoder_select="dsputil huffyuvdsp"
512f3ffe 1778huffyuv_encoder_select="dsputil huffman huffyuvencdsp"
34150be5 1779iac_decoder_select="imc_decoder"
b93b27ed 1780imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1781indeo3_decoder_select="hpeldsp"
8071264f 1782interplay_video_decoder_select="hpeldsp"
8e0cf39f 1783jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1784jpegls_encoder_select="golomb"
b93b27ed 1785jv_decoder_select="dsputil"
0d439fbe 1786lagarith_decoder_select="huffyuvdsp"
ad08dfd5 1787ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1788loco_decoder_select="golomb"
b93b27ed 1789mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1790metasound_decoder_select="lsp mdct sinewin"
c1047003 1791mimic_decoder_select="dsputil hpeldsp"
28bc406c 1792mjpeg_decoder_select="dsputil hpeldsp"
6cd76e54 1793mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1794mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1795mlp_decoder_select="mlp_parser"
b93b27ed 1796motionpixels_decoder_select="dsputil"
1e164c0b
DB
1797mp1_decoder_select="mpegaudio"
1798mp1float_decoder_select="mpegaudio"
1799mp2_decoder_select="mpegaudio"
1800mp2float_decoder_select="mpegaudio"
1801mp3_decoder_select="mpegaudio"
1802mp3adu_decoder_select="mpegaudio"
1803mp3adufloat_decoder_select="mpegaudio"
1804mp3float_decoder_select="mpegaudio"
1805mp3on4_decoder_select="mpegaudio"
1806mp3on4float_decoder_select="mpegaudio"
b93b27ed 1807mpc7_decoder_select="dsputil mpegaudiodsp"
88b24064 1808mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1809mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1810mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1811mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1812mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1813mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1814mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1815mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1816mpeg4_encoder_select="h263_encoder"
4414137e 1817msmpeg4v1_decoder_select="h263_decoder"
4414137e 1818msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1819msmpeg4v2_encoder_select="h263_encoder"
4414137e 1820msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1821msmpeg4v3_encoder_select="h263_encoder"
368f5035 1822mss2_decoder_select="error_resilience qpeldsp vc1_decoder"
8e0cf39f 1823mxpeg_decoder_select="mjpeg_decoder"
4538729a 1824nellymoser_decoder_select="mdct sinewin"
aa11cb79 1825nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1826nuv_decoder_select="dsputil lzo"
e2834567 1827on2avc_decoder_select="mdct"
b70d7a4a 1828opus_decoder_deps="avresample"
61c31e4e 1829png_decoder_deps="zlib"
61c31e4e 1830png_encoder_deps="zlib"
512f3ffe 1831png_encoder_select="huffyuvencdsp"
b93b27ed
RB
1832prores_decoder_select="dsputil"
1833prores_encoder_select="dsputil"
b781cc12 1834qcelp_decoder_select="lsp"
c4f5c2d6 1835qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1836ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1837ralf_decoder_select="golomb"
0338c396 1838rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1839rv10_encoder_select="h263_encoder"
0338c396 1840rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1841rv20_encoder_select="h263_encoder"
870add0d
DB
1842rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1843rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1844shorten_decoder_select="golomb"
b781cc12 1845sipr_decoder_select="lsp"
8e0cf39f 1846sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1847svq1_decoder_select="hpeldsp"
1277dc07 1848svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
57f09608 1849svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1850svq3_decoder_suggest="zlib"
b93b27ed 1851tak_decoder_select="dsputil"
4eef77c1 1852theora_decoder_select="vp3_decoder"
7caf48e0 1853thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1854tiff_decoder_suggest="zlib"
1855tiff_encoder_suggest="zlib"
aec09a00 1856truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1857truemotion2_decoder_select="dsputil"
1858truespeech_decoder_select="dsputil"
61c31e4e 1859tscc_decoder_deps="zlib"
4538729a 1860twinvq_decoder_select="mdct lsp sinewin"
b93b27ed 1861utvideo_decoder_select="dsputil"
512f3ffe 1862utvideo_encoder_select="dsputil huffman huffyuvencdsp"
0d439fbe 1863vble_decoder_select="huffyuvdsp"
368f5035 1864vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8 qpeldsp"
45ecda85 1865vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1866vorbis_decoder_select="mdct"
1867vorbis_encoder_select="mdct"
3bd062bf 1868vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1869vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1870vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1871vp6a_decoder_select="vp6_decoder"
1872vp6f_decoder_select="vp6_decoder"
ac4b32df 1873vp7_decoder_select="h264pred videodsp"
8c53d39e 1874vp8_decoder_select="h264pred videodsp"
72ca830f 1875vp9_decoder_select="videodsp"
c4bfa098 1876webp_decoder_select="vp8_decoder"
4538729a
MR
1877wmapro_decoder_select="mdct sinewin"
1878wmav1_decoder_select="mdct sinewin"
1879wmav1_encoder_select="mdct sinewin"
1880wmav2_decoder_select="mdct sinewin"
1881wmav2_encoder_select="mdct sinewin"
1882wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1883wmv1_decoder_select="h263_decoder"
665507aa 1884wmv1_encoder_select="h263_encoder"
dc4d726b 1885wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1886wmv2_encoder_select="h263_encoder"
015f8ee0 1887wmv3_decoder_select="vc1_decoder"
45ecda85 1888wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1889zerocodec_decoder_deps="zlib"
1890zlib_decoder_deps="zlib"
1891zlib_encoder_deps="zlib"
1892zmbv_decoder_deps="zlib"
1893zmbv_encoder_deps="zlib"
30fd06be 1894
ed40b6bf 1895# hardware accelerators
215cdd35 1896dxva2_deps="dxva2api_h"
0afab17e 1897vaapi_deps="va_va_h"
ac3dbb4d 1898vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1899vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1900vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1901
82ca17ac
DB
1902h263_vaapi_hwaccel_deps="vaapi"
1903h263_vaapi_hwaccel_select="h263_decoder"
1904h263_vdpau_hwaccel_deps="vdpau"
1905h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1906h264_dxva2_hwaccel_deps="dxva2"
1907h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1908h264_vaapi_hwaccel_deps="vaapi"
1909h264_vaapi_hwaccel_select="h264_decoder"
1910h264_vda_hwaccel_deps="vda"
1911h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1912h264_vda_old_hwaccel_deps="vda"
1913h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1914h264_vdpau_hwaccel_deps="vdpau"
1915h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1916mpeg1_vdpau_hwaccel_deps="vdpau"
1917mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1918mpeg2_dxva2_hwaccel_deps="dxva2"
1919mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1920mpeg2_vaapi_hwaccel_deps="vaapi"
1921mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1922mpeg2_vdpau_hwaccel_deps="vdpau"
1923mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1924mpeg4_vaapi_hwaccel_deps="vaapi"
1925mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1926mpeg4_vdpau_hwaccel_deps="vdpau"
1927mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1928vc1_dxva2_hwaccel_deps="dxva2"
1929vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1930vc1_vaapi_hwaccel_deps="vaapi"
1931vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1932vc1_vdpau_hwaccel_deps="vdpau"
1933vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1934wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1935wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1936wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1937
28b80940 1938# parsers
fb7127b2 1939h264_parser_select="h264_decoder"
c292f6a2 1940mpegvideo_parser_select="error_resilience mpegvideo"
368f5035 1941mpeg4video_parser_select="error_resilience h263dsp mpegvideo qpeldsp"
06b54e84 1942vc1_parser_select="mpegvideo"
28b80940 1943
912f3148 1944# external libraries
c9171a83 1945libfaac_encoder_deps="libfaac"
aa11cb79 1946libfaac_encoder_select="audio_frame_queue"
4f2b469d 1947libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1948libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1949libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1950libgsm_decoder_deps="libgsm"
1951libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1952libgsm_ms_decoder_deps="libgsm"
1953libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1954libilbc_decoder_deps="libilbc"
1955libilbc_encoder_deps="libilbc"
1cc60c47 1956libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1957libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1958libopencore_amrnb_decoder_deps="libopencore_amrnb"
1959libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1960libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1961libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1962libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1963libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1964libopus_decoder_deps="libopus"
6cb8c854 1965libopus_encoder_deps="libopus"
aa11cb79 1966libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1967libschroedinger_decoder_deps="libschroedinger"
1968libschroedinger_encoder_deps="libschroedinger"
ae14f311 1969libspeex_decoder_deps="libspeex"
b606a017 1970libspeex_encoder_deps="libspeex"
aa11cb79 1971libspeex_encoder_select="audio_frame_queue"
150d2772 1972libtheora_encoder_deps="libtheora"
718907cd 1973libtwolame_encoder_deps="libtwolame"
d89e738a 1974libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1975libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1976libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1977libvorbis_encoder_deps="libvorbis"
aa11cb79 1978libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1979libvpx_vp8_decoder_deps="libvpx"
1980libvpx_vp8_encoder_deps="libvpx"
1981libvpx_vp9_decoder_deps="libvpx"
1982libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1983libwavpack_encoder_deps="libwavpack"
be7c3231 1984libwebp_encoder_deps="libwebp"
1cc60c47 1985libx264_encoder_deps="libx264"
50ea9315 1986libx265_encoder_deps="libx265"
de295976 1987libxavs_encoder_deps="libxavs"
1cc60c47 1988libxvid_encoder_deps="libxvid"
30fd06be 1989
912f3148 1990# demuxers / muxers
c2dd0e9e 1991ac3_demuxer_select="ac3_parser"
255d9c57 1992asf_demuxer_select="riffdec"
3dd5c95d 1993asf_muxer_select="riffenc"
647c2356 1994asf_stream_muxer_select="asf_muxer"
255d9c57 1995avi_demuxer_select="riffdec"
3dd5c95d 1996avi_muxer_select="riffenc"
4e622dea 1997avisynth_demuxer_deps="avisynth"
255d9c57
DB
1998avisynth_demuxer_select="riffdec"
1999caf_demuxer_select="riffdec"
c2dd0e9e 2000dirac_demuxer_select="dirac_parser"
255d9c57 2001dxa_demuxer_select="riffdec"
5b423887 2002eac3_demuxer_select="ac3_parser"
e01fba55 2003f4v_muxer_select="mov_muxer"
c2dd0e9e 2004flac_demuxer_select="flac_parser"
435214a7 2005hds_muxer_select="flv_muxer"
c9031c7c 2006hls_muxer_select="mpegts_muxer"
647c2356 2007ipod_muxer_select="mov_muxer"
31f16dc1 2008ismv_muxer_select="mov_muxer"
647c2356 2009matroska_audio_muxer_select="matroska_muxer"
255d9c57 2010matroska_demuxer_select="riffdec"
2a91ada8 2011matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2012matroska_muxer_select="riffenc"
2013mmf_muxer_select="riffenc"
255d9c57 2014mov_demuxer_select="riffdec"
4e622dea 2015mov_demuxer_suggest="zlib"
3dd5c95d 2016mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2017mp3_demuxer_select="mpegaudio_parser"
647c2356 2018mp4_muxer_select="mov_muxer"
75644335 2019mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2020mpegtsraw_demuxer_select="mpegts_demuxer"
2021mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2022nut_muxer_select="riffenc"
255d9c57 2023nuv_demuxer_select="riffdec"
24ca518b 2024ogg_demuxer_select="golomb"
647c2356 2025psp_muxer_select="mov_muxer"
44594cc7 2026rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2027rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2028rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2029rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2030sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2031sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2032sdp_demuxer_select="rtpdec"
e772f9fa 2033smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2034spdif_muxer_select="aac_parser"
57231e4d 2035tak_demuxer_select="tak_parser"
647c2356
DB
2036tg2_muxer_select="mov_muxer"
2037tgp_muxer_select="mov_muxer"
a7d45e06 2038w64_demuxer_select="wav_demuxer"
255d9c57 2039wav_demuxer_select="riffdec"
3dd5c95d
DB
2040wav_muxer_select="riffenc"
2041webm_muxer_select="riffenc"
255d9c57
DB
2042wtv_demuxer_select="riffdec"
2043xmv_demuxer_select="riffdec"
2044xwma_demuxer_select="riffdec"
4e622dea
SS
2045
2046# indevs / outdevs
38e54a75 2047alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2048alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2049bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2050dv1394_indev_deps="dv1394"
2051dv1394_indev_select="dv_demuxer"
c6f95144 2052fbdev_indev_deps="linux_fb_h"
a3fc62e8 2053jack_indev_deps="jack_jack_h pthreads"
e417d80d 2054libcdio_indev_deps="libcdio"
38e54a75 2055libdc1394_indev_deps="libdc1394"
38e54a75
SS
2056oss_indev_deps_any="soundcard_h sys_soundcard_h"
2057oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2058pulse_indev_deps="libpulse"
15d59d2c
B
2059sndio_indev_deps="sndio_h"
2060sndio_outdev_deps="sndio_h"
38e54a75 2061v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2062vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2063vfwcap_indev_extralibs="-lavicap32"
24f8961f 2064x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2065
912f3148 2066# protocols
acd554c1
SP
2067ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2068ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2069ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2070ffrtmphttp_protocol_deps="!librtmp_protocol"
2071ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2072gopher_protocol_select="network"
279a0c97 2073http_protocol_select="tcp_protocol"
7caf48e0 2074httpproxy_protocol_select="tcp_protocol"
183baead 2075https_protocol_select="tls_protocol"
c3b57d6e
DB
2076librtmp_protocol_deps="librtmp"
2077librtmpe_protocol_deps="librtmp"
2078librtmps_protocol_deps="librtmp"
2079librtmpt_protocol_deps="librtmp"
2080librtmpte_protocol_deps="librtmp"
c60a2d70 2081mmsh_protocol_select="http_protocol"
998c1ee1 2082mmst_protocol_select="network"
c3b57d6e 2083rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2084rtmp_protocol_select="tcp_protocol"
acd554c1 2085rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2086rtmps_protocol_deps="!librtmp_protocol"
2087rtmps_protocol_select="tls_protocol"
775c4d36 2088rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2089rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2090rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2091rtp_protocol_select="udp_protocol"
998c1ee1
DB
2092sctp_protocol_deps="struct_sctp_event_subscribe"
2093sctp_protocol_select="network"
0eecafc9 2094srtp_protocol_select="rtp_protocol"
998c1ee1 2095tcp_protocol_select="network"
558d192d
MS
2096tls_protocol_deps_any="openssl gnutls"
2097tls_protocol_select="tcp_protocol"
998c1ee1 2098udp_protocol_select="network"
60538758
LB
2099unix_protocol_deps="sys_un_h"
2100unix_protocol_select="network"
c08fb000 2101
6ebf0bfc 2102# filters
13fabd7a 2103blackframe_filter_deps="gpl"
ce6b6ef6 2104boxblur_filter_deps="gpl"
1c0210c7 2105bs2b_filter_deps="libbs2b"
68b79bfc 2106cropdetect_filter_deps="gpl"
b157be1f 2107delogo_filter_deps="gpl"
a5b64584 2108drawtext_filter_deps="libfreetype"
61b323ce 2109frei0r_filter_deps="frei0r dlopen"
cfec77aa 2110frei0r_filter_extralibs='$ldl'
61b323ce 2111frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2112frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2113hqdn3d_filter_deps="gpl"
3fce1367 2114interlace_filter_deps="gpl"
cf69ad35 2115ocv_filter_deps="libopencv"
7caf48e0 2116resample_filter_deps="avresample"
2f296e39 2117scale_filter_deps="swscale"
6ebf0bfc 2118
ab81f24a 2119# examples
b339182e 2120avcodec_example_deps="avcodec avutil"
e7dfaf16 2121filter_audio_example_deps="avfilter avutil"
b339182e 2122metadata_example_deps="avformat avutil"
ab81f24a 2123output_example_deps="avcodec avformat avutil swscale"
10421bcf 2124transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2125
44951174 2126# libraries, in linking order
d89f2fa9 2127avcodec_deps="avutil"
44951174 2128avdevice_deps="avformat avcodec avutil"
d89f2fa9 2129avfilter_deps="avutil"
44951174 2130avformat_deps="avcodec avutil"
d89f2fa9
DB
2131avresample_deps="avutil"
2132swscale_deps="avutil"
f7679c54 2133
912f3148 2134# programs
54fd593a 2135avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2136avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2137 fps_filter null_filter resample_filter scale_filter
bce70f81 2138 setpts_filter trim_filter"
d173ede1 2139avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2140avplay_libs='$sdl_libs'
266463da 2141avplay_select="rdft"
9e12f0bf 2142avprobe_deps="avcodec avformat"
406e6c0b
DB
2143avserver_deps="avformat fork !shared"
2144avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2145
4da3f410 2146# documentation
92f0abb2 2147pod2man_deps="doc"
4da3f410
DB
2148texi2html_deps="doc"
2149
de6d9b64 2150# default parameters
8a608357 2151
19bd477d 2152logfile="config.log"
8a608357
MR
2153
2154# installation paths
c9d19248
MR
2155prefix_default="/usr/local"
2156bindir_default='${prefix}/bin'
6291d7e4 2157datadir_default='${prefix}/share/avconv'
f4ca970d 2158docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2159incdir_default='${prefix}/include'
2160libdir_default='${prefix}/lib'
2161mandir_default='${prefix}/share/man'
2162shlibdir_default="$libdir_default"
8a608357
MR
2163
2164# toolchain
121d78d0 2165ar_default="ar"
13c7df3d 2166cc_default="gcc"
9da6609f 2167host_cc_default="gcc"
4ebc6a74 2168cp_f="cp -f"
b58b00ae 2169ln_s="ln -s -f"
2a8a860a 2170nm_default="nm -g"
11e6d03a 2171objformat="elf"
3f8040db 2172pkg_config_default=pkg-config
be7109c1 2173ranlib="ranlib"
e52567c2 2174strip="strip"
11e6d03a 2175yasmexe="yasm"
8a608357 2176
3e0b1c9a 2177nogas=":"
8182dc34 2178
8a608357 2179# machine
8d4c00ed 2180arch_default=$(uname -m)
38d0a8aa 2181cpu="generic"
8a608357 2182
8a608357 2183# OS
8d4c00ed
MR
2184target_os_default=$(tolower $(uname -s))
2185host_os=$target_os_default
8a608357 2186
8a608357 2187# configurable options
ab81f24a 2188enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2189
3e0b1c9a
DB
2190enable asm
2191enable debug
2192enable doc
8400d6b8 2193enable optimizations
8cfbbd92 2194enable safe_bitstream_reader
530dc538 2195enable static
a9ddb5b1 2196enable swscale_alpha
8a608357 2197
2e2ec667
DB
2198# By default, enable only those hwaccels that have no external dependencies.
2199enable dxva2 vdpau
2200
8a608357 2201# build settings
9987769a 2202SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2203LIBPREF="lib"
2204LIBSUF=".a"
c5f14466
RP
2205FULLNAME='$(NAME)$(BUILDSUF)'
2206LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2207SLIBPREF="lib"
2208SLIBSUF=".so"
c5f14466 2209SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2210SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2211SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2212LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2213SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2214SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2215
68485d1f
MR
2216asflags_filter=echo
2217cflags_filter=echo
64933b6c
MR
2218ldflags_filter=echo
2219
23565c26 2220AS_C='-c'
bc877faf 2221AS_O='-o $@'
23565c26 2222CC_C='-c'
18031c49 2223CC_E='-E -o $@'
7e6c86e6 2224CC_O='-o $@'
a758c5e2 2225LD_O='-o $@'
8db73c61
MR
2226LD_LIB='-l%'
2227LD_PATH='-L'
23565c26 2228HOSTCC_C='-c'
27565164 2229HOSTCC_E='-E -o $@'
a758c5e2 2230HOSTCC_O='-o $@'
095792f2 2231HOSTLD_O='-o $@'
7e6c86e6 2232
9da6609f 2233host_libs='-lm'
6c3fa06a
MR
2234host_cflags_filter=echo
2235host_ldflags_filter=echo
9da6609f 2236
9b861379 2237target_path='$(CURDIR)'
a7ada2ba 2238
a158446b
MR
2239# since the object filename is not given with the -MM flag, the compiler
2240# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2241DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2242DEPFLAGS='-MM'
315c741d 2243
c597172e 2244# find source path
24524f36 2245if test -f configure; then
f038cf3c 2246 source_path=.
c597172e 2247else
8477f2de 2248 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2249 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2250 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2251 test -e "$source_path/config.h" &&
2252 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2253fi
2254
13cbe2c0 2255for v in "$@"; do
b04251c5
MR
2256 r=${v#*=}
2257 l=${v%"$r"}
2258 r=$(sh_quote "$r")
29ba0911 2259 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2260done
c597172e 2261
73ef8980
MR
2262find_things(){
2263 thing=$1
2264 pattern=$2
2265 file=$source_path/$3
932ccf39 2266 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2267}
2268
2269ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2270DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2271HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2272PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2273BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2274MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2275DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2276OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2277INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2278PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2279FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2280
54e75be4
DB
2281ALL_COMPONENTS="
2282 $BSF_LIST
2283 $DECODER_LIST
2284 $DEMUXER_LIST
2285 $ENCODER_LIST
2286 $FILTER_LIST
2287 $HWACCEL_LIST
2288 $INDEV_LIST
2289 $MUXER_LIST
2290 $OUTDEV_LIST
2291 $PARSER_LIST
2292 $PROTOCOL_LIST
2293"
2294
8469ae22
MR
2295for n in $COMPONENT_LIST; do
2296 v=$(toupper ${n%s})_LIST
2297 eval enable \$$v
2298 eval ${n}_if_any="\$$v"
2299done
2300
206a070d 2301enable $ARCH_EXT_LIST
c597172e
MR
2302
2303die_unknown(){
2304 echo "Unknown option \"$1\"."
2305 echo "See $0 --help for available options."
2306 exit 1
2307}
2308
7432e872
DB
2309print_3_columns() {
2310 cat | tr ' ' '\n' | sort | pr -r -3 -t
2311}
2312
794f8e97 2313show_list() {
bf0c4afa
RP
2314 suffix=_$1
2315 shift
7432e872 2316 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2317 exit 0
2318}
2319
154caa67
MR
2320rand_list(){
2321 IFS=', '
2322 set -- $*
2323 unset IFS
2324 for thing; do
2325 comp=${thing%:*}
2326 prob=${thing#$comp}
2327 prob=${prob#:}
2328 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2329 echo "prob ${prob:-0.5}"
2330 printf '%s\n' $comp
2331 done
2332}
2333
2334do_random(){
2335 action=$1
2336 shift
2337 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2338 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2339}
2340
c597172e 2341for opt do
7483e694
DB
2342 optval="${opt#*=}"
2343 case "$opt" in
ea061af1
DB
2344 --extra-ldflags=*)
2345 add_ldflags $optval
7e9e7cc2 2346 ;;
ea061af1
DB
2347 --extra-libs=*)
2348 add_extralibs $optval
7e9e7cc2 2349 ;;
ea061af1
DB
2350 --disable-devices)
2351 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2352 ;;
ea061af1
DB
2353 --enable-debug=*)
2354 debuglevel="$optval"
7e9e7cc2
MR
2355 ;;
2356 --disable-programs)
2357 disable $PROGRAM_LIST
2358 ;;
2359 --disable-everything)
2360 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2361 ;;
844c6852
DB
2362 --disable-all)
2363 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2364 disable $LIBRARY_LIST $PROGRAM_LIST doc
2365 ;;
7e9e7cc2
MR
2366 --enable-random|--disable-random)
2367 action=${opt%%-random}
2368 do_random ${action#--} $COMPONENT_LIST
2369 ;;
2370 --enable-random=*|--disable-random=*)
2371 action=${opt%%-random=*}
2372 do_random ${action#--} $optval
2373 ;;
2374 --enable-*=*|--disable-*=*)
2375 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2376 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2377 eval list=\$$(toupper $thing)_LIST
2378 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2379 $action $(filter "$name" $list)
2380 ;;
2381 --enable-?*|--disable-?*)
2382 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2383 if is_in $option $COMPONENT_LIST; then
2384 test $action = disable && action=unset
2385 eval $action \$$(toupper ${option%s})_LIST
2386 elif is_in $option $CMDLINE_SELECT; then
2387 $action $option
2388 else
2389 die_unknown $opt
2390 fi
2391 ;;
2392 --list-*)
2393 NAME="${opt#--list-}"
2394 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2395 NAME=${NAME%s}
2396 eval show_list $NAME \$$(toupper $NAME)_LIST
2397 ;;
2398 --help|-h) show_help
2399 ;;
2400 *)
2401 optname="${opt%%=*}"
2402 optname="${optname#--}"
2403 optname=$(echo "$optname" | sed 's/-/_/g')
2404 if is_in $optname $CMDLINE_SET; then
2405 eval $optname='$optval'
2406 elif is_in $optname $CMDLINE_APPEND; then
2407 append $optname "$optval"
2408 else
2409 die_unknown $opt
2410 fi
2411 ;;
7483e694 2412 esac
c597172e
MR
2413done
2414
bcea99bb
MR
2415disabled logging && logfile=/dev/null
2416
29ba0911 2417echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2418set >> $logfile
2419
9da6609f
MR
2420test -n "$cross_prefix" && enable cross_compile
2421
8d4c00ed
MR
2422if enabled cross_compile; then
2423 test -n "$arch" && test -n "$target_os" ||
2424 die "Must specify target arch and OS when cross-compiling"
2425fi
2426
121d78d0 2427ar_default="${cross_prefix}${ar_default}"
11e6d03a 2428cc_default="${cross_prefix}${cc_default}"
20e0ed95 2429nm_default="${cross_prefix}${nm_default}"
3f8040db 2430pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2431ranlib="${cross_prefix}${ranlib}"
e52567c2 2432strip="${cross_prefix}${strip}"
adb2b908 2433
c5200f17
MR
2434sysinclude_default="${sysroot}/usr/include"
2435
aeeb782c 2436case "$toolchain" in
0fbb62a8
LB
2437 clang-asan)
2438 cc_default="clang"
19f251a2
LB
2439 add_cflags -fsanitize=address
2440 add_ldflags -fsanitize=address
0fbb62a8
LB
2441 ;;
2442 clang-tsan)
2443 cc_default="clang"
19f251a2
LB
2444 add_cflags -fsanitize=thread -pie
2445 add_ldflags -fsanitize=thread -pie
0fbb62a8 2446 ;;
d6a27f88
LB
2447 clang-usan)
2448 cc_default="clang"
4d25c2bc 2449 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2450 add_ldflags -fsanitize=undefined
2451 ;;
0ba49d28
LB
2452 gcc-asan)
2453 cc_default="gcc"
2454 add_cflags -fsanitize=address
2455 add_ldflags -fsanitize=address
2456 ;;
2457 gcc-tsan)
2458 cc_default="gcc"
2459 add_cflags -fsanitize=thread -pie -fPIC
2460 add_ldflags -fsanitize=thread -pie -fPIC
2461 ;;
d6a27f88
LB
2462 gcc-usan)
2463 cc_default="gcc"
2464 add_cflags -fsanitize=undefined
2465 add_ldflags -fsanitize=undefined
2466 ;;
edfe609f
LB
2467 valgrind-massif)
2468 target_exec_default="valgrind"
2469 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2470 ;;
b1ee8eec
RT
2471 valgrind-memcheck)
2472 target_exec_default="valgrind"
2473 target_exec_args="--track-origins=yes --leak-check=full"
2474 ;;
aeeb782c 2475 msvc)
16381923
MS
2476 # Check whether the current MSVC version needs the C99 converter.
2477 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2478 # support enough of C99 to build libav. Default to the new
16381923
MS
2479 # behaviour if the regexp was unable to match anything, since this
2480 # successfully parses the version number of existing supported
2481 # versions that require the converter (MSVC 2010 and 2012).
2482 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2483 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2484 cc_default="cl"
16381923
MS
2485 else
2486 cc_default="c99wrap cl"
2487 fi
ea9f7173 2488 ld_default="link"
aeeb782c 2489 nm_default="dumpbin -symbols"
ac3a9b51 2490 ar_default="lib"
53e8cd68 2491 target_os_default="win32"
ea9f7173
MS
2492 # Use a relative path for TMPDIR. This makes sure all the
2493 # ffconf temp files are written with a relative path, avoiding
2494 # issues with msys/win32 path conversion for MSVC parameters
2495 # such as -Fo<file> or -out:<file>.
2496 TMPDIR=.
aeeb782c 2497 ;;
322e4194 2498 icl)
ea9f7173
MS
2499 cc_default="icl"
2500 ld_default="xilink"
322e4194
AS
2501 nm_default="dumpbin -symbols"
2502 ar_default="xilib"
2503 target_os_default="win32"
ea9f7173 2504 TMPDIR=.
322e4194 2505 ;;
a862c7d3
RT
2506 gcov)
2507 add_cflags -fprofile-arcs -ftest-coverage
2508 add_ldflags -fprofile-arcs -ftest-coverage
2509 ;;
e7891305 2510 hardened)
7caf48e0 2511 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2512 add_ldflags -Wl,-z,relro -Wl,-z,now
2513 ;;
aeeb782c
MR
2514 ?*)
2515 die "Unknown toolchain $toolchain"
2516 ;;
2517esac
2518
b1ee8eec 2519set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2520enabled cross_compile || host_cc_default=$cc
2521set_default host_cc
13c7df3d 2522
762f95e4
MR
2523if ! $pkg_config --version >/dev/null 2>&1; then
2524 warn "$pkg_config not found, library detection may fail."
2525 pkg_config=false
2526fi
2527
82bb3329
MR
2528exesuf() {
2529 case $1 in
53e8cd68 2530 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2531 esac
2532}
2533
2534EXESUF=$(exesuf $target_os)
2535HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2536
e4e69e0b 2537# set temporary file name
a49d42c2 2538: ${TMPDIR:=$TEMPDIR}
c51fafa1 2539: ${TMPDIR:=$TMP}
a49d42c2 2540: ${TMPDIR:=/tmp}
e4e69e0b 2541
a210bce2 2542if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2543 # simple replacement for missing mktemp
2544 # NOT SAFE FOR GENERAL USE
2545 mktemp(){
09a5c245 2546 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2547 }
2548fi
2549
2550tmpfile(){
2551 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2552 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2553 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2554 append TMPFILES $tmp
2555 eval $1=$tmp
2556}
2557
2558trap 'rm -f -- $TMPFILES' EXIT
54460a83 2559
55127e7b 2560tmpfile TMPASM .asm
3e0b1c9a
DB
2561tmpfile TMPC .c
2562tmpfile TMPE $EXESUF
2563tmpfile TMPH .h
2564tmpfile TMPO .o
2565tmpfile TMPS .S
2566tmpfile TMPSH .sh
2567tmpfile TMPV .ver
54460a83
MR
2568
2569unset -f mktemp
e4e69e0b 2570
fb3c4ffc
MR
2571chmod +x $TMPE
2572
993f2d0f
MR
2573# make sure we can execute files in $TMPDIR
2574cat > $TMPSH 2>> $logfile <<EOF
2575#! /bin/sh
2576EOF
2577chmod +x $TMPSH >> $logfile 2>&1
2578if ! $TMPSH >> $logfile 2>&1; then
2579 cat <<EOF
2580Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2581variable to another directory and make sure that it is not mounted noexec.
2582EOF
2583 die "Sanity test failed."
2584fi
993f2d0f 2585
457cc333
MR
2586ccc_flags(){
2587 for flag; do
2588 case $flag in
2589 -std=c99) echo -c99 ;;
2590 -mcpu=*) echo -arch ${flag#*=} ;;
2591 -mieee) echo -ieee ;;
2592 -O*|-fast) echo $flag ;;
2593 -fno-math-errno) echo -assume nomath_errno ;;
2594 -g) echo -g3 ;;
2595 -Wall) echo -msg_enable level2 ;;
2596 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2597 -Wl,*) echo $flag ;;
2598 -f*|-W*) ;;
2599 *) echo $flag ;;
2600 esac
2601 done
2602}
2603
e5d45e02
LB
2604cparser_flags(){
2605 for flag; do
2606 case $flag in
2607 -Wno-switch) echo -Wno-switch-enum ;;
2608 -Wno-format-zero-length) ;;
2609 -Wdisabled-optimization) ;;
2610 -Wno-pointer-sign) echo -Wno-other ;;
2611 *) echo $flag ;;
2612 esac
2613 done
2614}
2615
14fb9d3d 2616msvc_common_flags(){
dfa559bc
RB
2617 for flag; do
2618 case $flag in
14fb9d3d
AS
2619 # In addition to specifying certain flags under the compiler
2620 # specific filters, they must be specified here as well or else the
2621 # generic catch all at the bottom will print the original flag.
2622 -Wall) ;;
2623 -std=c99) ;;
2624 # Common flags
9f4a16c5 2625 -fomit-frame-pointer) ;;
dfa559bc 2626 -g) echo -Z7 ;;
dfa559bc
RB
2627 -fno-math-errno) ;;
2628 -fno-common) ;;
2629 -fno-signed-zeros) ;;
50640977 2630 -fPIC) ;;
9f30fb5a
MS
2631 -mthumb) ;;
2632 -march=*) ;;
dfa559bc 2633 -lz) echo zlib.lib ;;
bd680c7b
DB
2634 -lavifil32) echo vfw32.lib ;;
2635 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2636 -l*) echo ${flag#-l}.lib ;;
2637 *) echo $flag ;;
2638 esac
2639 done
2640}
2641
14fb9d3d
AS
2642msvc_flags(){
2643 msvc_common_flags "$@"
2644 for flag; do
2645 case $flag in
ace87c19 2646 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2647 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2648 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2649 -wd4273 ;;
14fb9d3d
AS
2650 esac
2651 done
2652}
2653
2654icl_flags(){
2655 msvc_common_flags "$@"
2656 for flag; do
2657 case $flag in
2658 # Despite what Intel's documentation says -Wall, which is supported
2659 # on Windows, does enable remarks so disable them here.
2660 -Wall) echo $flag -Qdiag-disable:remark ;;
2661 -std=c99) echo -Qstd=c99 ;;
2662 esac
2663 done
2664}
2665
d0c6d424
MR
2666pgi_flags(){
2667 for flag; do
2668 case $flag in
643933f5 2669 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2670 -fomit-frame-pointer) echo -Mnoframe ;;
2671 -g) echo -gopt ;;
2672 *) echo $flag ;;
2673 esac
2674 done
2675}
2676
2677suncc_flags(){
2678 for flag; do
2679 case $flag in
2680 -march=*|-mcpu=*)
2681 case "${flag#*=}" in
2682 native) echo -xtarget=native ;;
2683 v9|niagara) echo -xarch=sparc ;;
2684 ultrasparc) echo -xarch=sparcvis ;;
2685 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2686 i586|pentium) echo -xchip=pentium ;;
2687 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2688 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2689 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2690 pentium4*) echo -xtarget=pentium4 ;;
2691 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2692 *-sse3) echo -xarch=sse3 ;;
2693 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2694 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2695 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2696 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2697 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2698 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2699 echo -xarch=sse2a ;;
2700 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2701 esac
2702 ;;
2703 -std=c99) echo -xc99 ;;
2704 -fomit-frame-pointer) echo -xregs=frameptr ;;
2705 -fPIC) echo -KPIC -xcode=pic32 ;;
2706 -W*,*) echo $flag ;;
5e753ed5
SM
2707 -f*-*|-W*|-mimpure-text) ;;
2708 -shared) echo -G ;;
d0c6d424
MR
2709 *) echo $flag ;;
2710 esac
2711 done
2712}
2713
2714tms470_flags(){
2715 for flag; do
2716 case $flag in
2717 -march=*|-mcpu=*)
2718 case "${flag#*=}" in
2719 armv7-a|cortex-a*) echo -mv=7a8 ;;
2720 armv7-r|cortex-r*) echo -mv=7r4 ;;
2721 armv7-m|cortex-m*) echo -mv=7m3 ;;
2722 armv6*|arm11*) echo -mv=6 ;;
2723 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2724 echo -mv=5e ;;
2725 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2726 esac
2727 ;;
2728 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2729 -mfpu=vfp) echo --float_support=vfpv2 ;;
2730 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2731 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2732 -msoft-float) echo --float_support=vfplib ;;
2733 -O[0-3]|-mf=*) echo $flag ;;
2734 -g) echo -g -mn ;;
2735 -pds=*) echo $flag ;;
ad93dccb
MR
2736 -D*|-I*) echo $flag ;;
2737 --gcc|--abi=*) echo $flag ;;
2738 -me) echo $flag ;;
d0c6d424
MR
2739 esac
2740 done
2741}
2742
a758c5e2
MR
2743probe_cc(){
2744 pfx=$1
2745 _cc=$2
2746
8db73c61
MR
2747 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2748 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2749 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2750 _flags_filter=echo
2751
2752 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2753 _type=llvm_gcc
2754 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2755 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2756 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2757 _cflags_speed='-O3'
2758 _cflags_size='-Os'
2759 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2760 _type=gcc
2761 gcc_version=$($_cc --version | head -n1)
2762 gcc_basever=$($_cc -dumpversion)
2763 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2764 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2765 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2766 if ! $_cc -dumpversion | grep -q '^2\.'; then
2767 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2768 fi
2769 _cflags_speed='-O3'
2770 _cflags_size='-Os'
b2d688ea 2771 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2772 _type=icc
2773 _ident=$($_cc --version | head -n1)
2774 _depflags='-MMD'
2775 _cflags_speed='-O3'
2776 _cflags_size='-Os'
2777 _cflags_noopt='-O1'
2778 elif $_cc -v 2>&1 | grep -q xlc; then
2779 _type=xlc
2780 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2781 _cflags_speed='-O5'
2782 _cflags_size='-O5 -qcompact'
2783 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2784 _type=ccc
2785 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2786 _DEPFLAGS='-M'
a758c5e2
MR
2787 _cflags_speed='-fast'
2788 _cflags_size='-O1'
457cc333 2789 _flags_filter=ccc_flags
4936ef64 2790 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2791 test -d "$sysroot" || die "No valid sysroot specified."
2792 _type=armcc
4936ef64 2793 _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
a758c5e2
MR
2794 armcc_conf="$PWD/armcc.conf"
2795 $_cc --arm_linux_configure \
2796 --arm_linux_config_file="$armcc_conf" \
2797 --configure_sysroot="$sysroot" \
2798 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2799 die "Error creating armcc configuration file."
2800 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2801 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2802 as_default="${cross_prefix}gcc"
2803 _depflags='-MMD'
2804 _cflags_speed='-O3'
2805 _cflags_size='-Os'
0122118e 2806 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2807 _type=tms470
2808 _ident=$($_cc -version | head -n1 | tr -s ' ')
2809 _flags='--gcc --abi=eabi -me'
18031c49 2810 _cc_e='-ppl -fe=$@'
a758c5e2 2811 _cc_o='-fe=$@'
a758c5e2
MR
2812 _depflags='-ppa -ppd=$(@:.o=.d)'
2813 _cflags_speed='-O3 -mf=5'
2814 _cflags_size='-O3 -mf=2'
2815 _flags_filter=tms470_flags
2816 elif $_cc -v 2>&1 | grep -q clang; then
2817 _type=clang
2818 _ident=$($_cc --version | head -n1)
9e057f53 2819 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2820 _cflags_speed='-O3'
2821 _cflags_size='-Os'
2822 elif $_cc -V 2>&1 | grep -q Sun; then
2823 _type=suncc
2824 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2825 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2826 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2827 _ldflags='-std=c99'
2828 _cflags_speed='-O5'
2829 _cflags_size='-O5 -xspace'
2830 _flags_filter=suncc_flags
2831 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2832 _type=pathscale
2833 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2834 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2835 _cflags_speed='-O2'
2836 _cflags_size='-Os'
2837 _flags_filter='filter_out -Wdisabled-optimization'
2838 elif $_cc -v 2>&1 | grep -q Open64; then
2839 _type=open64
2840 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2841 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2842 _cflags_speed='-O2'
2843 _cflags_size='-Os'
2844 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2845 elif $_cc -V 2>&1 | grep -q Portland; then
2846 _type=pgi
2847 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2848 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2849 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2850 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2851 _cflags_noopt="-O1"
2852 _flags_filter=pgi_flags
dfa559bc
RB
2853 elif $_cc 2>&1 | grep -q Microsoft; then
2854 _type=msvc
2855 _ident=$($cc 2>&1 | head -n1)
2856 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2857 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2858 _cflags_speed="-O2"
2859 _cflags_size="-O1"
dfa559bc 2860 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2861 _ld_o='-out:$@'
dfa559bc
RB
2862 else
2863 _ld_o='-Fe$@'
2864 fi
ea9f7173
MS
2865 _cc_o='-Fo$@'
2866 _cc_e='-P -Fi$@'
dfa559bc
RB
2867 _flags_filter=msvc_flags
2868 _ld_lib='lib%.a'
2869 _ld_path='-libpath:'
2870 _flags='-nologo'
09f2581d 2871 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2872 if [ $pfx = hostcc ]; then
6a0200f2 2873 append _cflags -Dsnprintf=_snprintf
dfa559bc 2874 fi
322e4194
AS
2875 elif $_cc 2>&1 | grep -q Intel; then
2876 _type=icl
2877 _ident=$($cc 2>&1 | head -n1)
2878 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2879 # Not only is O3 broken on 13.x+ but it is slower on all previous
2880 # versions (tested) as well.
322e4194
AS
2881 _cflags_speed="-O2"
2882 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2883 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2884 _ld_o='-out:$@'
322e4194
AS
2885 else
2886 _ld_o='-Fe$@'
2887 fi
ea9f7173 2888 _cc_o='-Fo$@'
322e4194 2889 _cc_e='-P'
14fb9d3d 2890 _flags_filter=icl_flags
322e4194
AS
2891 _ld_lib='lib%.a'
2892 _ld_path='-libpath:'
ace87c19 2893 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2894 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2895 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2896 # with MSVC which enables it by default.
e0d6e2fc 2897 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2898 if [ $pfx = hostcc ]; then
2899 append _cflags -Dsnprintf=_snprintf
2900 fi
e5d45e02
LB
2901 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2902 _type=cparser
2903 _ident=$($_cc --version | head -n1)
2904 _depflags='-MMD'
2905 _cflags_speed='-O4'
2906 _cflags_size='-O2'
2907 _flags_filter=cparser_flags
aef6bd1b 2908 fi
a758c5e2
MR
2909
2910 eval ${pfx}_type=\$_type
2911 eval ${pfx}_ident=\$_ident
2912}
2913
2914set_ccvars(){
23565c26 2915 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2916 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2917 eval ${1}_O=\${_cc_o-\${${1}_O}}
2918
2919 if [ -n "$_depflags" ]; then
2920 eval ${1}_DEPFLAGS=\$_depflags
2921 else
2922 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2923 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2924 eval DEP${1}FLAGS=\$_flags
2925 fi
2926}
2927
2928probe_cc cc "$cc"
2929cflags_filter=$_flags_filter
2930cflags_speed=$_cflags_speed
2931cflags_size=$_cflags_size
2932cflags_noopt=$_cflags_noopt
2933add_cflags $_flags $_cflags
2934cc_ldflags=$_ldflags
2935set_ccvars CC
2936
2937probe_cc hostcc "$host_cc"
2938host_cflags_filter=$_flags_filter
a758c5e2 2939add_host_cflags $_flags $_cflags
a758c5e2 2940set_ccvars HOSTCC
629687f6 2941
851ffa80
MR
2942test -n "$cc_type" && enable $cc_type ||
2943 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2944
75bafbac 2945: ${as_default:=$cc}
50567afa 2946: ${dep_cc_default:=$cc}
684b28e0 2947: ${ld_default:=$cc}
095792f2
MR
2948: ${host_ld_default:=$host_cc}
2949set_default ar as dep_cc ld host_ld
75800dce 2950
a758c5e2
MR
2951probe_cc as "$as"
2952asflags_filter=$_flags_filter
2953add_asflags $_flags $_cflags
2954set_ccvars AS
2955
2956probe_cc ld "$ld"
2957ldflags_filter=$_flags_filter
2958add_ldflags $_flags $_ldflags
2959test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2960LD_O=${_ld_o-$LD_O}
8db73c61
MR
2961LD_LIB=${_ld_lib-$LD_LIB}
2962LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2963
095792f2
MR
2964probe_cc hostld "$host_ld"
2965host_ldflags_filter=$_flags_filter
2966add_host_ldflags $_flags $_ldflags
2967HOSTLD_O=${_ld_o-$HOSTLD_O}
2968
a758c5e2
MR
2969if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2970 probe_cc depcc "$dep_cc"
2971 CCDEP=${_DEPCMD:-$DEPCMD}
2972 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2973 DEPCCFLAGS=$_flags
2974fi
07dec06e 2975
3dbc777c
MR
2976if $ar 2>&1 | grep -q Microsoft; then
2977 arflags="-nologo"
2978 ar_o='-out:$@'
2979elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2980 arflags="rq"
2981 ar_o='$@'
4822ee3c
DB
2982elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2983 arflags='-Xany -r -c'
2984 ar_o='$@'
3dbc777c
MR
2985else
2986 arflags="rc"
2987 ar_o='$@'
2988fi
2989
7f32f40c 2990add_cflags $extra_cflags
2f2e6c7c 2991add_asflags $extra_cflags
7f32f40c 2992
154d432c
MR
2993if test -n "$sysroot"; then
2994 case "$cc_type" in
00ba041c 2995 gcc|llvm_gcc|clang)
467256f2 2996 add_cppflags --sysroot="$sysroot"
154d432c
MR
2997 add_ldflags --sysroot="$sysroot"
2998 ;;
6fec122a
MR
2999 tms470)
3000 add_cppflags -I"$sysinclude"
3001 add_ldflags --sysroot="$sysroot"
3002 ;;
154d432c
MR
3003 esac
3004fi
3005
d22c13a8 3006if test "$cpu" = host; then
ace87c19
DB
3007 enabled cross_compile &&
3008 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3009
3010 case "$cc_type" in
613a4e3f 3011 gcc|llvm_gcc)
d22c13a8
MR
3012 check_native(){
3013 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3014 sed -n "/cc1.*$1=/{
27ce1be8
MR
3015 s/.*$1=\\([^ ]*\\).*/\\1/
3016 p
3017 q
3018 }" $TMPE
d22c13a8
MR
3019 }
3020 cpu=$(check_native -march || check_native -mcpu)
3021 ;;
3022 esac
3023
ace87c19
DB
3024 test "${cpu:-host}" = host &&
3025 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3026fi
3027
e939cedd
MR
3028# Deal with common $arch aliases
3029case "$arch" in
5873b623
MR
3030 aarch64|arm64)
3031 arch="aarch64"
3032 ;;
e939cedd
MR
3033 arm*)
3034 arch="arm"
3035 ;;
2acda282 3036 mips*|IP*)
e939cedd
MR
3037 arch="mips"
3038 ;;
a6e9d649 3039 parisc*|hppa*)
e939cedd
MR
3040 arch="parisc"
3041 ;;
56203596 3042 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3043 arch="ppc"
3044 ;;
e939cedd
MR
3045 s390|s390x)
3046 arch="s390"
3047 ;;
3048 sh4|sh)
3049 arch="sh4"
3050 ;;
4cd217c0 3051 sun4u|sparc*)
e939cedd 3052 arch="sparc"
e939cedd 3053 ;;
c75848cd
DB
3054 tilegx|tile-gx)
3055 arch="tilegx"
3056 ;;
d33ed7b3 3057 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3058 arch="x86"
3059 ;;
3060esac
3061
851ffa80 3062is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3063enable $arch
e939cedd 3064
df5cdc24 3065# Add processor-specific flags
9ebd45c2 3066if enabled aarch64; then
33db40f8
MR
3067
3068 case $cpu in
3069 armv*)
3070 cpuflags="-march=$cpu"
3071 ;;
3072 *)
3073 cpuflags="-mcpu=$cpu"
3074 ;;
3075 esac
3076
3077elif enabled alpha; then
3078
3079 cpuflags="-mcpu=$cpu"
3080
3081elif enabled arm; then
3082
1234c66a
MR
3083 check_arm_arch() {
3084 check_cpp_condition stddef.h \
3085 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3086 $cpuflags
3087 }
3088
3089 probe_arm_arch() {
3090 if check_arm_arch 4; then echo armv4;
3091 elif check_arm_arch 4T; then echo armv4t;
3092 elif check_arm_arch 5; then echo armv5;
3093 elif check_arm_arch 5E; then echo armv5e;
3094 elif check_arm_arch 5T; then echo armv5t;
3095 elif check_arm_arch 5TE; then echo armv5te;
3096 elif check_arm_arch 5TEJ; then echo armv5te;
3097 elif check_arm_arch 6; then echo armv6;
3098 elif check_arm_arch 6J; then echo armv6j;
3099 elif check_arm_arch 6K; then echo armv6k;
3100 elif check_arm_arch 6Z; then echo armv6z;
3101 elif check_arm_arch 6ZK; then echo armv6zk;
3102 elif check_arm_arch 6T2; then echo armv6t2;
3103 elif check_arm_arch 7; then echo armv7;
3104 elif check_arm_arch 7A 7_A; then echo armv7-a;
3105 elif check_arm_arch 7R 7_R; then echo armv7-r;
3106 elif check_arm_arch 7M 7_M; then echo armv7-m;
3107 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3108 elif check_arm_arch 8A 8_A; then echo armv8-a;
3109 fi
3110 }
3111
3112 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3113
33db40f8
MR
3114 case $cpu in
3115 armv*)
3116 cpuflags="-march=$cpu"
3117 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3118 ;;
3119 *)
3120 cpuflags="-mcpu=$cpu"
3121 case $cpu in
3122 cortex-a*) subarch=armv7a ;;
3123 cortex-r*) subarch=armv7r ;;
3124 cortex-m*) enable thumb; subarch=armv7m ;;
3125 arm11*) subarch=armv6 ;;
3126 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3127 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3128 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3129 esac
3130 ;;
3131 esac
3132
f0fe245b
MR
3133 case "$subarch" in
3134 armv5t*) enable fast_clz ;;
3135 armv[6-8]*) enable fast_clz fast_unaligned ;;
3136 esac
3137
33db40f8
MR
3138elif enabled avr32; then
3139
3140 case $cpu in
3141 ap7[02]0[0-2])
3142 subarch="avr32_ap"
3143 cpuflags="-mpart=$cpu"
3144 ;;
3145 ap)
3146 subarch="avr32_ap"
3147 cpuflags="-march=$cpu"
3148 ;;
3149 uc3[ab]*)
3150 subarch="avr32_uc"
3151 cpuflags="-mcpu=$cpu"
3152 ;;
3153 uc)
3154 subarch="avr32_uc"
3155 cpuflags="-march=$cpu"
3156 ;;
3157 esac
3158
3159elif enabled bfin; then
3160
3161 cpuflags="-mcpu=$cpu"
3162
3163elif enabled mips; then
3164
3165 cpuflags="-march=$cpu"
3166
5d54c126 3167elif enabled ppc; then
343aef9b 3168
606cc8af
DB
3169 disable ldbrx
3170
56348891
MR
3171 case $(tolower $cpu) in
3172 601|ppc601|powerpc601)
9dbd5c3d 3173 cpuflags="-mcpu=601"
64ad53ff 3174 disable altivec
9dbd5c3d 3175 ;;
56348891 3176 603*|ppc603*|powerpc603*)
9dbd5c3d 3177 cpuflags="-mcpu=603"
64ad53ff 3178 disable altivec
9dbd5c3d 3179 ;;
56348891 3180 604*|ppc604*|powerpc604*)
9dbd5c3d 3181 cpuflags="-mcpu=604"
64ad53ff 3182 disable altivec
9dbd5c3d 3183 ;;
56348891 3184 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3185 cpuflags="-mcpu=750"
64ad53ff 3186 disable altivec
9dbd5c3d 3187 ;;
56348891 3188 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3189 cpuflags="-mcpu=7450"
9dbd5c3d 3190 ;;
56348891 3191 74*|ppc74*|powerpc74*)
7f1fcaf0 3192 cpuflags="-mcpu=7400"
9dbd5c3d 3193 ;;
313f9fbf 3194 g5|970|ppc970|powerpc970)
7f1fcaf0 3195 cpuflags="-mcpu=970"
9dbd5c3d 3196 ;;
313f9fbf 3197 power[3-7]*)
7f1fcaf0 3198 cpuflags="-mcpu=$cpu"
313f9fbf 3199 ;;
56348891 3200 cell)
9dbd5c3d
MR
3201 cpuflags="-mcpu=cell"
3202 enable ldbrx
3203 ;;
4ab26cb4
DB
3204 e500mc)
3205 cpuflags="-mcpu=e500mc"
3206 disable altivec
3207 ;;
7b0b81a1
AL
3208 e500v2)
3209 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3210 disable altivec
54f78816 3211 disable dcbzl
7b0b81a1
AL
3212 ;;
3213 e500)
3214 cpuflags="-mcpu=8540 -mhard-float"
3215 disable altivec
54f78816 3216 disable dcbzl
7b0b81a1 3217 ;;
9dbd5c3d 3218 esac
343aef9b 3219
33db40f8
MR
3220elif enabled sparc; then
3221
3222 case $cpu in
3223 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3224 cpuflags="-mcpu=$cpu"
33db40f8
MR
3225 ;;
3226 ultrasparc*|niagara[234])
3227 cpuflags="-mcpu=$cpu"
3228 ;;
3229 esac
3230
343aef9b
MR
3231elif enabled x86; then
3232
9dbd5c3d
MR
3233 case $cpu in
3234 i[345]86|pentium)
3235 cpuflags="-march=$cpu"
3236 disable mmx
3237 ;;
f54b5505 3238 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3239 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3240 cpuflags="-march=$cpu"
f54b5505 3241 disable i686
9dbd5c3d 3242 ;;
f54b5505 3243 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3244 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3245 cpuflags="-march=$cpu"
f54b5505 3246 enable i686
9dbd5c3d
MR
3247 enable fast_cmov
3248 ;;
3249 # targets that do support conditional mov but on which it's slow
3250 pentium4|pentium4m|prescott|nocona)
3251 cpuflags="-march=$cpu"
f54b5505 3252 enable i686
9dbd5c3d
MR
3253 disable fast_cmov
3254 ;;
3255 esac
343aef9b 3256
343aef9b
MR
3257fi
3258
9ebd45c2
MR
3259if [ "$cpu" != generic ]; then
3260 add_cflags $cpuflags
3261 add_asflags $cpuflags
3262fi
df5cdc24 3263
993f2d0f
MR
3264# compiler sanity check
3265check_exec <<EOF
3266int main(void){ return 0; }
3267EOF
3268if test "$?" != 0; then
3269 echo "$cc is unable to create an executable file."
3270 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3271 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3272 echo "Only do this if you know what cross compiling means."
3273 fi
3274 die "C compiler test failed."
3275fi
3276
046f081b 3277add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3278check_cflags -std=c99
50a334e4 3279check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3280#include <stdlib.h>
3281EOF
50a334e4 3282check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3283#include <stdlib.h>
3284EOF
e9b9a2f8 3285
8267f936 3286add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3287check_host_cflags -std=c99
0a6db2a2 3288check_host_cflags -Wall
8267f936 3289check_host_cflags -O3
f0125de9 3290
d4c99513
MR
3291check_64bit(){
3292 arch32=$1
3293 arch64=$2
3294 expr=$3
3295 check_code cc "" "int test[2*($expr) - 1]" &&
3296 subarch=$arch64 || subarch=$arch32
3297}
3298
b24dbcbd 3299case "$arch" in
d11cb13b 3300 aarch64|alpha|ia64)
2acda282
MR
3301 spic=$shared
3302 ;;
3303 mips)
3304 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3305 spic=$shared
b24dbcbd 3306 ;;
a6e9d649
MR
3307 parisc)
3308 check_64bit parisc parisc64 'sizeof(void *) > 4'
3309 spic=$shared
3310 ;;
56203596
MR
3311 ppc)
3312 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3313 spic=$shared
56203596 3314 ;;
5ddc9f50
RT
3315 s390)
3316 check_64bit s390 s390x 'sizeof(void *) > 4'
3317 spic=$shared
3318 ;;
4cd217c0
MR
3319 sparc)
3320 check_64bit sparc sparc64 'sizeof(void *) > 4'
3321 spic=$shared
3322 ;;
e939cedd 3323 x86)
d4c99513 3324 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3325 if test "$subarch" = "x86_64"; then
e939cedd 3326 spic=$shared
de27f4d9 3327 fi
b24dbcbd 3328 ;;
b24dbcbd
RP
3329esac
3330
343aef9b 3331enable $subarch
b1803c79 3332enabled spic && enable_weak pic
b24dbcbd 3333
7483e694 3334# OS specific
4f854758 3335case $target_os in
d3635f3a 3336 aix)
80ade798 3337 SHFLAGS=-shared
d3635f3a 3338 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3339 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3340 ;;
a1629e28 3341 haiku)
63ae7e7c 3342 prefix_default="/boot/common"
108caaaa 3343 network_extralibs="-lnetwork"
f59c4bd6 3344 host_libs=
a1629e28 3345 ;;
7483e694 3346 sunos)