i263: skip dummy frames
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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
894682a9 111 --disable-avserver deprecated, does nothing
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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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DB
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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DB
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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DB
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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DB
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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MS
299 --enable-neon-clobber-test check NEON registers for clobbering (should be
300 used only for debugging purposes)
7e4d9d5d
RB
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: $*\n"
337}
338
2ba042a7
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339die(){
340 echolog "$@"
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 "$logfile" produced by configure as this will help
355solving the problem.
2ba042a7
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356EOF
357 fi
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358 exit 1
359}
360
6c6007d6 361# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 362toupper(){
6c6007d6 363 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
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
b04251c5
MR
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
36e2dea0
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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")
3f8040db
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440}
441
799c9e9b 442pushvar(){
4d810ad2
MS
443 for pvar in $*; do
444 eval level=\${${pvar}_level:=0}
445 eval ${pvar}_${level}="\$$pvar"
446 eval ${pvar}_level=$(($level+1))
799c9e9b
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447 done
448}
449
450popvar(){
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MS
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
a8d04fba
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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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MR
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
72702705
MR
487}
488
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489do_enable_deep(){
490 for var; do
491 enabled $var && continue
492 eval sel="\$${var}_select"
c510c7b5
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493 eval sgs="\$${var}_suggest"
494 pushvar var sgs
f9d328da 495 enable_deep $sel
c510c7b5
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496 popvar sgs
497 enable_deep_weak $sgs
f9d328da
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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(){
ffb068ce
MS
508 for var; do
509 disabled $var && continue
510 pushvar var
511 do_enable_deep $var
512 popvar var
513 enable_weak $var
514 done
72a43668
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515}
516
57bd82d4 517enabled(){
3250003c
MR
518 test "${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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DB
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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DB
545disabled_any(){
546 for opt; do
547 disabled $opt && return 0
548 done
f7b230a7 549 return 1
85bca2c5
DB
550}
551
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MR
552set_default(){
553 for opt; do
88268e94 554 eval : \${$opt:=\$${opt}_default}
c9d19248
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555 done
556}
557
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AJ
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
055c61b8
DB
1212"
1213
d0adf55c 1214SUBSYSTEM_LIST="
7f3f5f46 1215 dct
4da3f410 1216 doc
0b499c9b 1217 error_resilience
1848f7d9 1218 fft
b781cc12 1219 lsp
2a91ada8 1220 lzo
47a158cb 1221 mdct
d0adf55c
DB
1222 network
1223 rdft
1224"
1225
1226CONFIG_LIST="
1227 $COMPONENT_LIST
1228 $EXAMPLE_LIST
1229 $EXTERNAL_LIBRARY_LIST
1230 $FEATURE_LIST
1231 $HWACCEL_LIST
1232 $LICENSE_LIST
1233 $LIBRARY_LIST
1234 $PROGRAM_LIST
1235 $SUBSYSTEM_LIST
c88f5d72 1236 memalign_hack
44a0a98f 1237 neon_clobber_test
8a3c8627 1238 pic
7caf48e0 1239 pod2man
f187557a 1240 texi2html
8986fddc 1241 thumb
7e4d9d5d 1242 xmm_clobber_test
4a0d6686 1243"
c88f5d72 1244
7caf48e0 1245THREADS_LIST="
8eee7025
DB
1246 pthreads
1247 w32threads
7caf48e0 1248"
8eee7025 1249
7caf48e0 1250ATOMICS_LIST="
f9f6402e 1251 atomics_gcc
f9f6402e 1252 atomics_suncc
93e65e9a 1253 atomics_win32
7caf48e0 1254"
f9f6402e 1255
7caf48e0 1256ARCH_LIST="
5873b623 1257 aarch64
3f5b56e5 1258 alpha
a2fc0f6a 1259 arm
fdcd782d
MR
1260 avr32
1261 avr32_ap
1262 avr32_uc
3f5b56e5
MR
1263 bfin
1264 ia64
1265 m68k
1266 mips
bae3abb0 1267 mips64
3f5b56e5 1268 parisc
79cb09b2 1269 ppc
34d11b87 1270 ppc64
3f5b56e5
MR
1271 s390
1272 sh4
1273 sparc
1274 sparc64
c75848cd
DB
1275 tilegx
1276 tilepro
0844bae1 1277 tomi
3f5b56e5
MR
1278 x86
1279 x86_32
1280 x86_64
7caf48e0 1281"
3f5b56e5 1282
7caf48e0 1283ARCH_EXT_LIST_ARM="
81dfa21e
MR
1284 armv5te
1285 armv6
1286 armv6t2
8675bcb0 1287 armv8
81dfa21e 1288 neon
b3267559 1289 vfp
81dfa21e 1290 vfpv3
7caf48e0 1291"
81dfa21e 1292
7caf48e0 1293ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1294 amd3dnow
a1ef9f08 1295 amd3dnowext
50cd43f2 1296 avx
4d6ee072 1297 avx2
1b932eb1 1298 fma3
50cd43f2
DB
1299 fma4
1300 mmx
1301 mmxext
1302 sse
1303 sse2
1304 sse3
1305 sse4
1306 sse42
1307 ssse3
7caf48e0
DB
1308 xop
1309"
50cd43f2 1310
7a650caf
DB
1311ARCH_EXT_LIST_PPC="
1312 altivec
1313 dcbzl
1314 ldbrx
1315 ppc4xx
1316"
1317
84bf8817
DB
1318ARCH_EXT_LIST_X86="
1319 $ARCH_EXT_LIST_X86_SIMD
1320 cpunop
1321 i686
1322"
1323
50cd43f2 1324ARCH_EXT_LIST="
81dfa21e 1325 $ARCH_EXT_LIST_ARM
7a650caf 1326 $ARCH_EXT_LIST_PPC
50cd43f2 1327 $ARCH_EXT_LIST_X86
7a650caf
DB
1328 loongson
1329 vis
50cd43f2 1330"
3f5b56e5 1331
7a650caf
DB
1332ARCH_FEATURES="
1333 aligned_stack
1334 fast_64bit
1335 fast_clz
1336 fast_cmov
1337 local_aligned_8
1338 local_aligned_16
1339"
1340
1341BUILTIN_LIST="
1342 atomic_cas_ptr
1343 machine_rw_barrier
1344 MemoryBarrier
1345 mm_empty
1346 rdtsc
1347 sync_val_compare_and_swap
1348"
7caf48e0 1349HAVE_LIST_CMDLINE="
fd712a55
DB
1350 inline_asm
1351 symver
1352 yasm
7caf48e0 1353"
fd712a55 1354
7caf48e0 1355HAVE_LIST_PUB="
a3e02a8c 1356 bigendian
d268eee9 1357 fast_unaligned
7caf48e0 1358"
a3e02a8c 1359
7a650caf
DB
1360HEADERS_LIST="
1361 alsa_asoundlib_h
1362 altivec_h
1363 arpa_inet_h
1364 cdio_paranoia_h
1365 cdio_paranoia_paranoia_h
1366 dev_bktr_ioctl_bt848_h
1367 dev_bktr_ioctl_meteor_h
1368 dev_ic_bt8xx_h
1369 dev_video_bktr_ioctl_bt848_h
1370 dev_video_meteor_ioctl_meteor_h
1371 direct_h
1372 dlfcn_h
1373 dxva_h
1374 gsm_h
1375 io_h
1376 mach_mach_time_h
1377 machine_ioctl_bt848_h
1378 machine_ioctl_meteor_h
1379 malloc_h
1380 poll_h
1381 sndio_h
1382 soundcard_h
1383 sys_mman_h
1384 sys_param_h
1385 sys_resource_h
1386 sys_select_h
1387 sys_soundcard_h
1388 sys_time_h
1389 sys_un_h
1390 sys_videoio_h
1391 unistd_h
1392 windows_h
1393 winsock2_h
1394"
1395
79042ab3 1396MATH_FUNCS="
fab0a8b2
MR
1397 atanf
1398 atan2f
79042ab3 1399 cbrtf
fab0a8b2 1400 cosf
79042ab3
DB
1401 exp2
1402 exp2f
fab0a8b2 1403 expf
79042ab3
DB
1404 isinf
1405 isnan
fab0a8b2 1406 ldexpf
79042ab3
DB
1407 llrint
1408 llrintf
1409 log2
1410 log2f
fab0a8b2 1411 log10f
79042ab3
DB
1412 lrint
1413 lrintf
fab0a8b2 1414 powf
79042ab3
DB
1415 rint
1416 round
1417 roundf
fab0a8b2 1418 sinf
79042ab3
DB
1419 trunc
1420 truncf
1421"
1422
7a650caf 1423SYSTEM_FUNCS="
be1a839c 1424 aligned_malloc
ecf97f22 1425 closesocket
15caccb9 1426 CommandLineToArgvW
a61c2115 1427 CoTaskMemFree
1093383d 1428 CryptGenRandom
c88f5d72 1429 dlopen
534a2231 1430 fcntl
e854b8f9 1431 flt_lim
9d99cc5a 1432 fork
84882df6 1433 getaddrinfo
da9e86f8 1434 gethrtime
667fb97a 1435 getopt
02e8f427 1436 GetProcessAffinityMask
fc5607f8 1437 GetProcessMemoryInfo
4e68cb8a 1438 GetProcessTimes
66be5b45 1439 getrusage
c3e73100 1440 getservbyport
7caf48e0 1441 GetSystemTimeAsFileTime
61183b5a 1442 gettimeofday
2e1913b1 1443 inet_aton
abfc8d05 1444 isatty
8772997d 1445 jack_port_get_latency_range
a5b64584 1446 localtime_r
c708b540 1447 mach_absolute_time
73f6d31e 1448 MapViewOfFile
c88f5d72 1449 memalign
6ffa87d3 1450 mkstemp
0328b9ea 1451 mmap
e98b02de 1452 mprotect
d3d3a32c 1453 nanosleep
1f91cdce 1454 posix_memalign
ea4d5f48 1455 sched_getaffinity
7e6a11bc 1456 SetConsoleTextAttribute
b507ebd1 1457 setmode
3e0b1c9a 1458 setrlimit
d3d3a32c 1459 Sleep
87958234 1460 strerror_r
6379900c 1461 strptime
7a650caf
DB
1462 sysconf
1463 sysctl
1464 usleep
1465 VirtualAlloc
1466"
1467
1468TOOLCHAIN_FEATURES="
896a5bff 1469 as_dn_directive
d5a55981 1470 as_func
7a650caf
DB
1471 asm_mod_q
1472 attribute_may_alias
1473 attribute_packed
1474 ebp_available
1475 ebx_available
1476 gnu_as
1477 ibm_asm
1478 inline_asm_labels
1479 pragma_deprecated
1480 symver_asm_label
1481 symver_gnu_asm
1482 vfp_args
1483 xform_asm
1484 xmm_clobbers
1485"
1486
1487TYPES_LIST="
1488 socklen_t
c0018613 1489 struct_addrinfo
75d339e0
MS
1490 struct_group_source_req
1491 struct_ip_mreq_source
b4d68544 1492 struct_ipv6_mreq
cdee08e3 1493 struct_pollfd
3e0b1c9a 1494 struct_rusage_ru_maxrss
b4d68544 1495 struct_sockaddr_in6
3b2372bf 1496 struct_sockaddr_sa_len
33a4dbdd 1497 struct_sockaddr_storage
a6a4793d 1498 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1499"
1500
1501HAVE_LIST="
1502 $ARCH_EXT_LIST
1503 $(add_suffix _external $ARCH_EXT_LIST)
1504 $(add_suffix _inline $ARCH_EXT_LIST)
1505 $ARCH_FEATURES
1506 $ATOMICS_LIST
1507 $BUILTIN_LIST
1508 $HAVE_LIST_CMDLINE
1509 $HAVE_LIST_PUB
1510 $HEADERS_LIST
1511 $MATH_FUNCS
1512 $SYSTEM_FUNCS
1513 $THREADS_LIST
1514 $TOOLCHAIN_FEATURES
1515 $TYPES_LIST
1516 atomics_native
1517 dos_paths
a61c2115 1518 dxva2_lib
7a650caf
DB
1519 libc_msvcrt
1520 libdc1394_1
1521 libdc1394_2
1522 sdl
b265431e 1523 threads
7671dd7c 1524 vdpau_x11
7671dd7c 1525 xlib
0cb78cef 1526"
44161118 1527
511cf612 1528# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1529CONFIG_EXTRA="
87849592 1530 aandcttables
bfe9f48a 1531 ac3dsp
aa11cb79 1532 audio_frame_queue
e74433a8 1533 blockdsp
8ef33497 1534 cabac
b93b27ed 1535 dsputil
bfe9f48a 1536 gcrypt
478fd534 1537 golomb
9cad0e4e 1538 gplv3
0338c396 1539 h263dsp
478fd534
DB
1540 h264chroma
1541 h264dsp
1542 h264pred
915a2a0a 1543 h264qpel
68d8238c 1544 hpeldsp
478fd534 1545 huffman
0d439fbe 1546 huffyuvdsp
512f3ffe 1547 huffyuvencdsp
dc4d726b 1548 intrax8
9cad0e4e 1549 lgplv3
478fd534 1550 lpc
1e164c0b 1551 mpegaudio
bfe9f48a 1552 mpegaudiodsp
18bbca1f 1553 mpegvideo
ad08dfd5 1554 mpegvideoenc
bfe9f48a 1555 nettle
368f5035 1556 qpeldsp
f704a079 1557 rangecoder
255d9c57 1558 riffdec
3dd5c95d 1559 riffenc
bfe9f48a 1560 rtpdec
5ad2f0bf 1561 rtpenc_chain
bfe9f48a 1562 sinewin
57f09608 1563 tpeldsp
8c53d39e 1564 videodsp
ab9f9876 1565 vp3dsp
b6bb00b0
MR
1566"
1567
520cc7f1 1568CMDLINE_SELECT="
3f5b56e5 1569 $ARCH_EXT_LIST
520cc7f1 1570 $CONFIG_LIST
fd712a55 1571 $HAVE_LIST_CMDLINE
8eee7025 1572 $THREADS_LIST
c8a4ae00 1573 asm
db6107b6 1574 cross_compile
520cc7f1
MR
1575 debug
1576 extra_warnings
8c6afa4d 1577 logging
65d12900 1578 lto
d2bbb2f7 1579 optimizations
520cc7f1 1580"
426be5dc 1581
7caf48e0 1582PATHS_LIST="
d156bede 1583 bindir
14a8acf1 1584 datadir
f4ca970d 1585 docdir
26759c44
MR
1586 incdir
1587 libdir
26759c44
MR
1588 mandir
1589 prefix
1590 shlibdir
7caf48e0 1591"
426be5dc
DB
1592
1593CMDLINE_SET="
1594 $PATHS_LIST
121d78d0 1595 ar
426be5dc 1596 arch
313c46a6 1597 as
426be5dc
DB
1598 build_suffix
1599 cc
1600 cpu
1601 cross_prefix
50567afa 1602 dep_cc
ac63af34 1603 extra_version
9da6609f
MR
1604 host_cc
1605 host_cflags
095792f2 1606 host_ld
9da6609f
MR
1607 host_ldflags
1608 host_libs
82bb3329 1609 host_os
684b28e0 1610 ld
426be5dc 1611 logfile
4ae40685 1612 malloc_prefix
89641463 1613 nm
9cd7b854 1614 optflags
3f8040db 1615 pkg_config
390acbea 1616 pkg_config_flags
154caa67 1617 random_seed
2fad0977 1618 samples
c5200f17
MR
1619 sysinclude
1620 sysroot
a7ada2ba 1621 target_exec
26759c44 1622 target_os
a7ada2ba 1623 target_path
ba13606c 1624 target_samples
aeeb782c 1625 toolchain
426be5dc 1626"
520cc7f1 1627
89f2932b
MR
1628CMDLINE_APPEND="
1629 extra_cflags
4cc4b33f 1630 host_cppflags
89f2932b
MR
1631"
1632
912f3148
DB
1633# code dependency declarations
1634
9eeed841 1635# architecture extensions
808fa33c 1636
a2fc0f6a
MR
1637armv5te_deps="arm"
1638armv6_deps="arm"
ab5cb084 1639armv6t2_deps="arm"
8675bcb0 1640armv8_deps="aarch64"
b7b17ed6
JG
1641neon_deps_any="aarch64 arm"
1642vfp_deps_any="aarch64 arm"
b3267559 1643vfpv3_deps="vfp"
808fa33c 1644
637606de
MR
1645map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1646
808fa33c
MR
1647altivec_deps="ppc"
1648ppc4xx_deps="ppc"
1649
84146963
DB
1650cpunop_deps="i686"
1651x86_64_select="i686"
1652x86_64_suggest="fast_cmov"
50cd43f2 1653
808fa33c
MR
1654amd3dnow_deps="mmx"
1655amd3dnowext_deps="amd3dnow"
fb87e69f 1656i686_deps="x86"
9eeed841 1657mmx_deps="x86"
239fdf1b 1658mmxext_deps="mmx"
50cd43f2
DB
1659sse_deps="mmxext"
1660sse2_deps="sse"
1661sse3_deps="sse2"
1662ssse3_deps="sse3"
1663sse4_deps="ssse3"
1664sse42_deps="sse4"
1665avx_deps="sse42"
10b0161d 1666xop_deps="avx"
1b932eb1 1667fma3_deps="avx"
79687079 1668fma4_deps="avx"
4d6ee072 1669avx2_deps="avx"
9eeed841 1670
43b73d59
DB
1671mmx_external_deps="yasm"
1672mmx_inline_deps="inline_asm"
1673mmx_suggest="mmx_external mmx_inline"
1674
84bf8817 1675for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1676 eval dep=\$${ext}_deps
1677 eval ${ext}_external_deps='"${dep}_external"'
1678 eval ${ext}_inline_deps='"${dep}_inline"'
1679 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1680done
1681
032d4da8
JG
1682aligned_stack_if_any="aarch64 ppc x86"
1683fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1684fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1685fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1686
3e0b1c9a 1687need_memalign="altivec neon sse"
89e053f8 1688
1a5fdf95
DB
1689# system capabilities
1690log2_deps="!libc_msvcrt"
1691
b462d132
MR
1692symver_if_any="symver_asm_label symver_gnu_asm"
1693
8558595a
DB
1694# threading support
1695atomics_gcc_if="sync_val_compare_and_swap"
1696atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1697atomics_win32_if="MemoryBarrier"
1698atomics_native_if_any="$ATOMICS_LIST"
874c751c 1699w32threads_deps="atomics_native"
8558595a
DB
1700threads_if_any="$THREADS_LIST"
1701
26fbcc85 1702# subsystems
dc609252 1703dct_select="rdft"
b93b27ed 1704error_resilience_select="dsputil"
26fbcc85
MR
1705mdct_select="fft"
1706rdft_select="fft"
1e164c0b 1707mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1708mpegaudiodsp_select="dct"
e74433a8 1709mpegvideo_select="blockdsp dsputil hpeldsp videodsp"
368f5035 1710mpegvideoenc_select="dsputil mpegvideo qpeldsp"
26fbcc85 1711
ed40b6bf 1712# decoders / encoders
cfc2a0cf 1713aac_decoder_select="mdct sinewin"
aa11cb79 1714aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1715aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1716ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1717ac3_encoder_select="mdct ac3dsp dsputil"
1718ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1719aic_decoder_select="dsputil golomb"
f4d608e3 1720alac_encoder_select="lpc"
b93b27ed 1721als_decoder_select="dsputil"
b781cc12 1722amrnb_decoder_select="lsp"
2b2a597e 1723amrwb_decoder_select="lsp"
0a36988e 1724amv_decoder_select="sp5x_decoder"
b93b27ed 1725ape_decoder_select="dsputil"
e74433a8 1726asv1_decoder_select="blockdsp dsputil"
b93b27ed 1727asv1_encoder_select="dsputil"
e74433a8 1728asv2_decoder_select="blockdsp dsputil"
b93b27ed 1729asv2_encoder_select="dsputil"
4538729a 1730atrac1_decoder_select="mdct sinewin"
26fbcc85 1731atrac3_decoder_select="mdct"
e6f0bb65 1732atrac3p_decoder_select="mdct sinewin"
e74433a8 1733bink_decoder_select="blockdsp hpeldsp"
a33657ce
DB
1734binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1735binkaudio_rdft_decoder_select="mdct rdft sinewin"
e74433a8 1736cavs_decoder_select="blockdsp dsputil golomb h264chroma qpeldsp videodsp"
b93b27ed 1737cllc_decoder_select="dsputil"
9b500b8f 1738comfortnoise_encoder_select="lpc"
b93b27ed 1739cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1740cscd_decoder_select="lzo"
2eef7c62 1741cscd_decoder_suggest="zlib"
26fbcc85 1742dca_decoder_select="mdct"
e74433a8
DB
1743dnxhd_decoder_select="blockdsp dsputil"
1744dnxhd_encoder_select="aandcttables blockdsp dsputil mpegvideoenc"
b93b27ed
RB
1745dvvideo_decoder_select="dsputil"
1746dvvideo_encoder_select="dsputil"
61c31e4e 1747dxa_decoder_deps="zlib"
baf91bb9 1748eac3_decoder_select="ac3_decoder"
4264a0dd 1749eac3_encoder_select="ac3_encoder"
e74433a8 1750eamad_decoder_select="aandcttables blockdsp dsputil mpegvideo"
b93b27ed 1751eatgq_decoder_select="aandcttables dsputil"
e74433a8 1752eatqi_decoder_select="aandcttables blockdsp dsputil error_resilience mpegvideo"
38389058 1753exr_decoder_deps="zlib"
cd832f03
DB
1754ffv1_decoder_select="golomb rangecoder"
1755ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1756ffvhuff_decoder_select="huffyuv_decoder"
1757ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1758fic_decoder_select="golomb"
4f034993 1759flac_decoder_select="golomb"
b93b27ed 1760flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1761flashsv_decoder_deps="zlib"
1762flashsv_encoder_deps="zlib"
1763flashsv2_decoder_deps="zlib"
4414137e 1764flv_decoder_select="h263_decoder"
4d4b4bd1 1765flv_encoder_select="h263_encoder"
e74433a8 1766fourxm_decoder_select="blockdsp dsputil"
b93b27ed 1767fraps_decoder_select="dsputil huffman"
61c31e4e 1768g2m_decoder_deps="zlib"
e74433a8 1769g2m_decoder_select="blockdsp dsputil"
c292f6a2 1770h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1771h261_encoder_select="aandcttables mpegvideoenc"
368f5035 1772h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo qpeldsp"
0338c396 1773h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1774h263i_decoder_select="h263_decoder"
fe629c2d 1775h263p_encoder_select="h263_encoder"
8ef33497 1776h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1777h264_decoder_suggest="error_resilience"
8ef33497 1778hevc_decoder_select="cabac dsputil golomb videodsp"
0d439fbe 1779huffyuv_decoder_select="dsputil huffyuvdsp"
512f3ffe 1780huffyuv_encoder_select="dsputil huffman huffyuvencdsp"
34150be5 1781iac_decoder_select="imc_decoder"
b93b27ed 1782imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1783indeo3_decoder_select="hpeldsp"
8071264f 1784interplay_video_decoder_select="hpeldsp"
8e0cf39f 1785jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1786jpegls_encoder_select="golomb"
e74433a8 1787jv_decoder_select="blockdsp"
0d439fbe 1788lagarith_decoder_select="huffyuvdsp"
ad08dfd5 1789ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1790loco_decoder_select="golomb"
e74433a8 1791mdec_decoder_select="blockdsp dsputil error_resilience mpegvideo"
3e589878 1792metasound_decoder_select="lsp mdct sinewin"
e74433a8
DB
1793mimic_decoder_select="blockdsp dsputil hpeldsp"
1794mjpeg_decoder_select="blockdsp dsputil hpeldsp"
6cd76e54 1795mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1796mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1797mlp_decoder_select="mlp_parser"
b93b27ed 1798motionpixels_decoder_select="dsputil"
1e164c0b
DB
1799mp1_decoder_select="mpegaudio"
1800mp1float_decoder_select="mpegaudio"
1801mp2_decoder_select="mpegaudio"
1802mp2float_decoder_select="mpegaudio"
1803mp3_decoder_select="mpegaudio"
1804mp3adu_decoder_select="mpegaudio"
1805mp3adufloat_decoder_select="mpegaudio"
1806mp3float_decoder_select="mpegaudio"
1807mp3on4_decoder_select="mpegaudio"
1808mp3on4float_decoder_select="mpegaudio"
b93b27ed 1809mpc7_decoder_select="dsputil mpegaudiodsp"
88b24064 1810mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1811mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1812mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1813mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1814mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1815mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1816mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1817mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1818mpeg4_encoder_select="h263_encoder"
4414137e 1819msmpeg4v1_decoder_select="h263_decoder"
4414137e 1820msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1821msmpeg4v2_encoder_select="h263_encoder"
4414137e 1822msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1823msmpeg4v3_encoder_select="h263_encoder"
368f5035 1824mss2_decoder_select="error_resilience qpeldsp vc1_decoder"
8e0cf39f 1825mxpeg_decoder_select="mjpeg_decoder"
4538729a 1826nellymoser_decoder_select="mdct sinewin"
aa11cb79 1827nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1828nuv_decoder_select="dsputil lzo"
e2834567 1829on2avc_decoder_select="mdct"
b70d7a4a 1830opus_decoder_deps="avresample"
61c31e4e 1831png_decoder_deps="zlib"
61c31e4e 1832png_encoder_deps="zlib"
512f3ffe 1833png_encoder_select="huffyuvencdsp"
b93b27ed
RB
1834prores_decoder_select="dsputil"
1835prores_encoder_select="dsputil"
b781cc12 1836qcelp_decoder_select="lsp"
c4f5c2d6 1837qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1838ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1839ralf_decoder_select="golomb"
0338c396 1840rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1841rv10_encoder_select="h263_encoder"
0338c396 1842rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1843rv20_encoder_select="h263_encoder"
870add0d
DB
1844rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1845rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1846shorten_decoder_select="golomb"
b781cc12 1847sipr_decoder_select="lsp"
8e0cf39f 1848sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1849svq1_decoder_select="hpeldsp"
1277dc07 1850svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
57f09608 1851svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1852svq3_decoder_suggest="zlib"
b93b27ed 1853tak_decoder_select="dsputil"
4eef77c1 1854theora_decoder_select="vp3_decoder"
7caf48e0 1855thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1856tiff_decoder_suggest="zlib"
1857tiff_encoder_suggest="zlib"
aec09a00 1858truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1859truemotion2_decoder_select="dsputil"
1860truespeech_decoder_select="dsputil"
61c31e4e 1861tscc_decoder_deps="zlib"
4538729a 1862twinvq_decoder_select="mdct lsp sinewin"
b93b27ed 1863utvideo_decoder_select="dsputil"
512f3ffe 1864utvideo_encoder_select="dsputil huffman huffyuvencdsp"
0d439fbe 1865vble_decoder_select="huffyuvdsp"
e74433a8 1866vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 qpeldsp"
45ecda85 1867vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1868vorbis_decoder_select="mdct"
1869vorbis_encoder_select="mdct"
3bd062bf 1870vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1871vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1872vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1873vp6a_decoder_select="vp6_decoder"
1874vp6f_decoder_select="vp6_decoder"
ac4b32df 1875vp7_decoder_select="h264pred videodsp"
8c53d39e 1876vp8_decoder_select="h264pred videodsp"
72ca830f 1877vp9_decoder_select="videodsp"
c4bfa098 1878webp_decoder_select="vp8_decoder"
4538729a
MR
1879wmapro_decoder_select="mdct sinewin"
1880wmav1_decoder_select="mdct sinewin"
1881wmav1_encoder_select="mdct sinewin"
1882wmav2_decoder_select="mdct sinewin"
1883wmav2_encoder_select="mdct sinewin"
1884wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1885wmv1_decoder_select="h263_decoder"
665507aa 1886wmv1_encoder_select="h263_encoder"
e74433a8 1887wmv2_decoder_select="blockdsp h263_decoder intrax8 videodsp"
1746e2a9 1888wmv2_encoder_select="h263_encoder"
015f8ee0 1889wmv3_decoder_select="vc1_decoder"
45ecda85 1890wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1891zerocodec_decoder_deps="zlib"
1892zlib_decoder_deps="zlib"
1893zlib_encoder_deps="zlib"
1894zmbv_decoder_deps="zlib"
1895zmbv_encoder_deps="zlib"
30fd06be 1896
ed40b6bf 1897# hardware accelerators
215cdd35 1898dxva2_deps="dxva2api_h"
0afab17e 1899vaapi_deps="va_va_h"
ac3dbb4d 1900vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1901vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1902vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1903
82ca17ac
DB
1904h263_vaapi_hwaccel_deps="vaapi"
1905h263_vaapi_hwaccel_select="h263_decoder"
1906h263_vdpau_hwaccel_deps="vdpau"
1907h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1908h264_dxva2_hwaccel_deps="dxva2"
1909h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1910h264_vaapi_hwaccel_deps="vaapi"
1911h264_vaapi_hwaccel_select="h264_decoder"
1912h264_vda_hwaccel_deps="vda"
1913h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1914h264_vda_old_hwaccel_deps="vda"
1915h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1916h264_vdpau_hwaccel_deps="vdpau"
1917h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1918mpeg1_vdpau_hwaccel_deps="vdpau"
1919mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1920mpeg2_dxva2_hwaccel_deps="dxva2"
1921mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1922mpeg2_vaapi_hwaccel_deps="vaapi"
1923mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1924mpeg2_vdpau_hwaccel_deps="vdpau"
1925mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1926mpeg4_vaapi_hwaccel_deps="vaapi"
1927mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1928mpeg4_vdpau_hwaccel_deps="vdpau"
1929mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1930vc1_dxva2_hwaccel_deps="dxva2"
1931vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1932vc1_vaapi_hwaccel_deps="vaapi"
1933vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1934vc1_vdpau_hwaccel_deps="vdpau"
1935vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1936wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1937wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1938wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1939
28b80940 1940# parsers
fb7127b2 1941h264_parser_select="h264_decoder"
c292f6a2 1942mpegvideo_parser_select="error_resilience mpegvideo"
368f5035 1943mpeg4video_parser_select="error_resilience h263dsp mpegvideo qpeldsp"
06b54e84 1944vc1_parser_select="mpegvideo"
28b80940 1945
912f3148 1946# external libraries
c9171a83 1947libfaac_encoder_deps="libfaac"
aa11cb79 1948libfaac_encoder_select="audio_frame_queue"
4f2b469d 1949libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1950libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1951libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1952libgsm_decoder_deps="libgsm"
1953libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1954libgsm_ms_decoder_deps="libgsm"
1955libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1956libilbc_decoder_deps="libilbc"
1957libilbc_encoder_deps="libilbc"
1cc60c47 1958libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1959libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1960libopencore_amrnb_decoder_deps="libopencore_amrnb"
1961libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1962libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1963libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1964libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1965libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1966libopus_decoder_deps="libopus"
6cb8c854 1967libopus_encoder_deps="libopus"
aa11cb79 1968libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1969libschroedinger_decoder_deps="libschroedinger"
1970libschroedinger_encoder_deps="libschroedinger"
ae14f311 1971libspeex_decoder_deps="libspeex"
b606a017 1972libspeex_encoder_deps="libspeex"
aa11cb79 1973libspeex_encoder_select="audio_frame_queue"
150d2772 1974libtheora_encoder_deps="libtheora"
718907cd 1975libtwolame_encoder_deps="libtwolame"
d89e738a 1976libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1977libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1978libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1979libvorbis_encoder_deps="libvorbis"
aa11cb79 1980libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1981libvpx_vp8_decoder_deps="libvpx"
1982libvpx_vp8_encoder_deps="libvpx"
1983libvpx_vp9_decoder_deps="libvpx"
1984libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1985libwavpack_encoder_deps="libwavpack"
be7c3231 1986libwebp_encoder_deps="libwebp"
1cc60c47 1987libx264_encoder_deps="libx264"
50ea9315 1988libx265_encoder_deps="libx265"
de295976 1989libxavs_encoder_deps="libxavs"
1cc60c47 1990libxvid_encoder_deps="libxvid"
30fd06be 1991
912f3148 1992# demuxers / muxers
c2dd0e9e 1993ac3_demuxer_select="ac3_parser"
255d9c57 1994asf_demuxer_select="riffdec"
3dd5c95d 1995asf_muxer_select="riffenc"
647c2356 1996asf_stream_muxer_select="asf_muxer"
255d9c57 1997avi_demuxer_select="riffdec"
3dd5c95d 1998avi_muxer_select="riffenc"
4e622dea 1999avisynth_demuxer_deps="avisynth"
255d9c57
DB
2000avisynth_demuxer_select="riffdec"
2001caf_demuxer_select="riffdec"
c2dd0e9e 2002dirac_demuxer_select="dirac_parser"
255d9c57 2003dxa_demuxer_select="riffdec"
5b423887 2004eac3_demuxer_select="ac3_parser"
e01fba55 2005f4v_muxer_select="mov_muxer"
c2dd0e9e 2006flac_demuxer_select="flac_parser"
435214a7 2007hds_muxer_select="flv_muxer"
c9031c7c 2008hls_muxer_select="mpegts_muxer"
647c2356 2009ipod_muxer_select="mov_muxer"
31f16dc1 2010ismv_muxer_select="mov_muxer"
647c2356 2011matroska_audio_muxer_select="matroska_muxer"
255d9c57 2012matroska_demuxer_select="riffdec"
2a91ada8 2013matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2014matroska_muxer_select="riffenc"
2015mmf_muxer_select="riffenc"
255d9c57 2016mov_demuxer_select="riffdec"
4e622dea 2017mov_demuxer_suggest="zlib"
3dd5c95d 2018mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2019mp3_demuxer_select="mpegaudio_parser"
647c2356 2020mp4_muxer_select="mov_muxer"
75644335 2021mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2022mpegtsraw_demuxer_select="mpegts_demuxer"
2023mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2024nut_muxer_select="riffenc"
255d9c57 2025nuv_demuxer_select="riffdec"
24ca518b 2026ogg_demuxer_select="golomb"
647c2356 2027psp_muxer_select="mov_muxer"
44594cc7 2028rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2029rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2030rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2031rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2032sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2033sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2034sdp_demuxer_select="rtpdec"
e772f9fa 2035smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2036spdif_muxer_select="aac_parser"
57231e4d 2037tak_demuxer_select="tak_parser"
647c2356
DB
2038tg2_muxer_select="mov_muxer"
2039tgp_muxer_select="mov_muxer"
a7d45e06 2040w64_demuxer_select="wav_demuxer"
255d9c57 2041wav_demuxer_select="riffdec"
3dd5c95d
DB
2042wav_muxer_select="riffenc"
2043webm_muxer_select="riffenc"
255d9c57
DB
2044wtv_demuxer_select="riffdec"
2045xmv_demuxer_select="riffdec"
2046xwma_demuxer_select="riffdec"
4e622dea
SS
2047
2048# indevs / outdevs
38e54a75 2049alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2050alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2051bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2052dv1394_indev_deps="dv1394"
2053dv1394_indev_select="dv_demuxer"
c6f95144 2054fbdev_indev_deps="linux_fb_h"
a3fc62e8 2055jack_indev_deps="jack_jack_h pthreads"
e417d80d 2056libcdio_indev_deps="libcdio"
38e54a75 2057libdc1394_indev_deps="libdc1394"
38e54a75
SS
2058oss_indev_deps_any="soundcard_h sys_soundcard_h"
2059oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2060pulse_indev_deps="libpulse"
15d59d2c
B
2061sndio_indev_deps="sndio_h"
2062sndio_outdev_deps="sndio_h"
38e54a75 2063v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2064vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2065vfwcap_indev_extralibs="-lavicap32"
24f8961f 2066x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2067
912f3148 2068# protocols
acd554c1
SP
2069ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2070ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2071ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2072ffrtmphttp_protocol_deps="!librtmp_protocol"
2073ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2074gopher_protocol_select="network"
279a0c97 2075http_protocol_select="tcp_protocol"
7caf48e0 2076httpproxy_protocol_select="tcp_protocol"
183baead 2077https_protocol_select="tls_protocol"
c3b57d6e
DB
2078librtmp_protocol_deps="librtmp"
2079librtmpe_protocol_deps="librtmp"
2080librtmps_protocol_deps="librtmp"
2081librtmpt_protocol_deps="librtmp"
2082librtmpte_protocol_deps="librtmp"
c60a2d70 2083mmsh_protocol_select="http_protocol"
998c1ee1 2084mmst_protocol_select="network"
c3b57d6e 2085rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2086rtmp_protocol_select="tcp_protocol"
acd554c1 2087rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2088rtmps_protocol_deps="!librtmp_protocol"
2089rtmps_protocol_select="tls_protocol"
775c4d36 2090rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2091rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2092rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2093rtp_protocol_select="udp_protocol"
998c1ee1
DB
2094sctp_protocol_deps="struct_sctp_event_subscribe"
2095sctp_protocol_select="network"
0eecafc9 2096srtp_protocol_select="rtp_protocol"
998c1ee1 2097tcp_protocol_select="network"
558d192d
MS
2098tls_protocol_deps_any="openssl gnutls"
2099tls_protocol_select="tcp_protocol"
998c1ee1 2100udp_protocol_select="network"
60538758
LB
2101unix_protocol_deps="sys_un_h"
2102unix_protocol_select="network"
c08fb000 2103
6ebf0bfc 2104# filters
13fabd7a 2105blackframe_filter_deps="gpl"
ce6b6ef6 2106boxblur_filter_deps="gpl"
1c0210c7 2107bs2b_filter_deps="libbs2b"
68b79bfc 2108cropdetect_filter_deps="gpl"
b157be1f 2109delogo_filter_deps="gpl"
a5b64584 2110drawtext_filter_deps="libfreetype"
61b323ce 2111frei0r_filter_deps="frei0r dlopen"
cfec77aa 2112frei0r_filter_extralibs='$ldl'
61b323ce 2113frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2114frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2115hqdn3d_filter_deps="gpl"
3fce1367 2116interlace_filter_deps="gpl"
cf69ad35 2117ocv_filter_deps="libopencv"
7caf48e0 2118resample_filter_deps="avresample"
2f296e39 2119scale_filter_deps="swscale"
6ebf0bfc 2120
ab81f24a 2121# examples
b339182e 2122avcodec_example_deps="avcodec avutil"
e7dfaf16 2123filter_audio_example_deps="avfilter avutil"
b339182e 2124metadata_example_deps="avformat avutil"
ab81f24a 2125output_example_deps="avcodec avformat avutil swscale"
10421bcf 2126transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2127
44951174 2128# libraries, in linking order
d89f2fa9 2129avcodec_deps="avutil"
44951174 2130avdevice_deps="avformat avcodec avutil"
d89f2fa9 2131avfilter_deps="avutil"
44951174 2132avformat_deps="avcodec avutil"
d89f2fa9
DB
2133avresample_deps="avutil"
2134swscale_deps="avutil"
f7679c54 2135
912f3148 2136# programs
54fd593a 2137avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2138avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2139 fps_filter null_filter resample_filter scale_filter
bce70f81 2140 setpts_filter trim_filter"
d173ede1 2141avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2142avplay_libs='$sdl_libs'
266463da 2143avplay_select="rdft"
9e12f0bf 2144avprobe_deps="avcodec avformat"
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 ;;
894682a9
AK
2381 --enable-avserver|--disable-avserver*)
2382 warn "avserver has been removed, the ${opt} option is only"\
2383 "provided for compatibility and will be removed in the future"
2384 ;;
7e9e7cc2
MR
2385 --enable-?*|--disable-?*)
2386 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2387 if is_in $option $COMPONENT_LIST; then
2388 test $action = disable && action=unset
2389 eval $action \$$(toupper ${option%s})_LIST
2390 elif is_in $option $CMDLINE_SELECT; then
2391 $action $option
2392 else
2393 die_unknown $opt
2394 fi
2395 ;;
2396 --list-*)
2397 NAME="${opt#--list-}"
2398 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2399 NAME=${NAME%s}
2400 eval show_list $NAME \$$(toupper $NAME)_LIST
2401 ;;
2402 --help|-h) show_help
2403 ;;
2404 *)
2405 optname="${opt%%=*}"
2406 optname="${optname#--}"
2407 optname=$(echo "$optname" | sed 's/-/_/g')
2408 if is_in $optname $CMDLINE_SET; then
2409 eval $optname='$optval'
2410 elif is_in $optname $CMDLINE_APPEND; then
2411 append $optname "$optval"
2412 else
2413 die_unknown $opt
2414 fi
2415 ;;
7483e694 2416 esac
c597172e
MR
2417done
2418
bcea99bb
MR
2419disabled logging && logfile=/dev/null
2420
29ba0911 2421echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2422set >> $logfile
2423
9da6609f
MR
2424test -n "$cross_prefix" && enable cross_compile
2425
8d4c00ed
MR
2426if enabled cross_compile; then
2427 test -n "$arch" && test -n "$target_os" ||
2428 die "Must specify target arch and OS when cross-compiling"
2429fi
2430
121d78d0 2431ar_default="${cross_prefix}${ar_default}"
11e6d03a 2432cc_default="${cross_prefix}${cc_default}"
20e0ed95 2433nm_default="${cross_prefix}${nm_default}"
3f8040db 2434pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2435ranlib="${cross_prefix}${ranlib}"
e52567c2 2436strip="${cross_prefix}${strip}"
adb2b908 2437
c5200f17
MR
2438sysinclude_default="${sysroot}/usr/include"
2439
aeeb782c 2440case "$toolchain" in
0fbb62a8
LB
2441 clang-asan)
2442 cc_default="clang"
19f251a2
LB
2443 add_cflags -fsanitize=address
2444 add_ldflags -fsanitize=address
0fbb62a8
LB
2445 ;;
2446 clang-tsan)
2447 cc_default="clang"
19f251a2
LB
2448 add_cflags -fsanitize=thread -pie
2449 add_ldflags -fsanitize=thread -pie
0fbb62a8 2450 ;;
d6a27f88
LB
2451 clang-usan)
2452 cc_default="clang"
4d25c2bc 2453 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2454 add_ldflags -fsanitize=undefined
2455 ;;
0ba49d28
LB
2456 gcc-asan)
2457 cc_default="gcc"
2458 add_cflags -fsanitize=address
2459 add_ldflags -fsanitize=address
2460 ;;
2461 gcc-tsan)
2462 cc_default="gcc"
2463 add_cflags -fsanitize=thread -pie -fPIC
2464 add_ldflags -fsanitize=thread -pie -fPIC
2465 ;;
d6a27f88
LB
2466 gcc-usan)
2467 cc_default="gcc"
2468 add_cflags -fsanitize=undefined
2469 add_ldflags -fsanitize=undefined
2470 ;;
edfe609f
LB
2471 valgrind-massif)
2472 target_exec_default="valgrind"
2473 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2474 ;;
b1ee8eec
RT
2475 valgrind-memcheck)
2476 target_exec_default="valgrind"
2477 target_exec_args="--track-origins=yes --leak-check=full"
2478 ;;
aeeb782c 2479 msvc)
16381923
MS
2480 # Check whether the current MSVC version needs the C99 converter.
2481 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2482 # support enough of C99 to build libav. Default to the new
16381923
MS
2483 # behaviour if the regexp was unable to match anything, since this
2484 # successfully parses the version number of existing supported
2485 # versions that require the converter (MSVC 2010 and 2012).
2486 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2487 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2488 cc_default="cl"
16381923
MS
2489 else
2490 cc_default="c99wrap cl"
2491 fi
ea9f7173 2492 ld_default="link"
aeeb782c 2493 nm_default="dumpbin -symbols"
ac3a9b51 2494 ar_default="lib"
53e8cd68 2495 target_os_default="win32"
ea9f7173
MS
2496 # Use a relative path for TMPDIR. This makes sure all the
2497 # ffconf temp files are written with a relative path, avoiding
2498 # issues with msys/win32 path conversion for MSVC parameters
2499 # such as -Fo<file> or -out:<file>.
2500 TMPDIR=.
aeeb782c 2501 ;;
322e4194 2502 icl)
ea9f7173
MS
2503 cc_default="icl"
2504 ld_default="xilink"
322e4194
AS
2505 nm_default="dumpbin -symbols"
2506 ar_default="xilib"
2507 target_os_default="win32"
ea9f7173 2508 TMPDIR=.
322e4194 2509 ;;
a862c7d3
RT
2510 gcov)
2511 add_cflags -fprofile-arcs -ftest-coverage
2512 add_ldflags -fprofile-arcs -ftest-coverage
2513 ;;
e7891305 2514 hardened)
7caf48e0 2515 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2516 add_ldflags -Wl,-z,relro -Wl,-z,now
2517 ;;
aeeb782c
MR
2518 ?*)
2519 die "Unknown toolchain $toolchain"
2520 ;;
2521esac
2522
b1ee8eec 2523set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2524enabled cross_compile || host_cc_default=$cc
2525set_default host_cc
13c7df3d 2526
762f95e4
MR
2527if ! $pkg_config --version >/dev/null 2>&1; then
2528 warn "$pkg_config not found, library detection may fail."
2529 pkg_config=false
2530fi
2531
82bb3329
MR
2532exesuf() {
2533 case $1 in
53e8cd68 2534 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2535 esac
2536}
2537
2538EXESUF=$(exesuf $target_os)
2539HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2540
e4e69e0b 2541# set temporary file name
a49d42c2 2542: ${TMPDIR:=$TEMPDIR}
c51fafa1 2543: ${TMPDIR:=$TMP}
a49d42c2 2544: ${TMPDIR:=/tmp}
e4e69e0b 2545
a210bce2 2546if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2547 # simple replacement for missing mktemp
2548 # NOT SAFE FOR GENERAL USE
2549 mktemp(){
09a5c245 2550 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2551 }
2552fi
2553
2554tmpfile(){
2555 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2556 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2557 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2558 append TMPFILES $tmp
2559 eval $1=$tmp
2560}
2561
2562trap 'rm -f -- $TMPFILES' EXIT
54460a83 2563
55127e7b 2564tmpfile TMPASM .asm
3e0b1c9a
DB
2565tmpfile TMPC .c
2566tmpfile TMPE $EXESUF
2567tmpfile TMPH .h
2568tmpfile TMPO .o
2569tmpfile TMPS .S
2570tmpfile TMPSH .sh
2571tmpfile TMPV .ver
54460a83
MR
2572
2573unset -f mktemp
e4e69e0b 2574
fb3c4ffc
MR
2575chmod +x $TMPE
2576
993f2d0f
MR
2577# make sure we can execute files in $TMPDIR
2578cat > $TMPSH 2>> $logfile <<EOF
2579#! /bin/sh
2580EOF
2581chmod +x $TMPSH >> $logfile 2>&1
2582if ! $TMPSH >> $logfile 2>&1; then
2583 cat <<EOF
2584Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2585variable to another directory and make sure that it is not mounted noexec.
2586EOF
2587 die "Sanity test failed."
2588fi
993f2d0f 2589
457cc333
MR
2590ccc_flags(){
2591 for flag; do
2592 case $flag in
2593 -std=c99) echo -c99 ;;
2594 -mcpu=*) echo -arch ${flag#*=} ;;
2595 -mieee) echo -ieee ;;
2596 -O*|-fast) echo $flag ;;
2597 -fno-math-errno) echo -assume nomath_errno ;;
2598 -g) echo -g3 ;;
2599 -Wall) echo -msg_enable level2 ;;
2600 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2601 -Wl,*) echo $flag ;;
2602 -f*|-W*) ;;
2603 *) echo $flag ;;
2604 esac
2605 done
2606}
2607
e5d45e02
LB
2608cparser_flags(){
2609 for flag; do
2610 case $flag in
2611 -Wno-switch) echo -Wno-switch-enum ;;
2612 -Wno-format-zero-length) ;;
2613 -Wdisabled-optimization) ;;
2614 -Wno-pointer-sign) echo -Wno-other ;;
2615 *) echo $flag ;;
2616 esac
2617 done
2618}
2619
14fb9d3d 2620msvc_common_flags(){
dfa559bc
RB
2621 for flag; do
2622 case $flag in
14fb9d3d
AS
2623 # In addition to specifying certain flags under the compiler
2624 # specific filters, they must be specified here as well or else the
2625 # generic catch all at the bottom will print the original flag.
2626 -Wall) ;;
2627 -std=c99) ;;
2628 # Common flags
9f4a16c5 2629 -fomit-frame-pointer) ;;
dfa559bc 2630 -g) echo -Z7 ;;
dfa559bc
RB
2631 -fno-math-errno) ;;
2632 -fno-common) ;;
2633 -fno-signed-zeros) ;;
50640977 2634 -fPIC) ;;
9f30fb5a
MS
2635 -mthumb) ;;
2636 -march=*) ;;
dfa559bc 2637 -lz) echo zlib.lib ;;
bd680c7b
DB
2638 -lavifil32) echo vfw32.lib ;;
2639 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2640 -l*) echo ${flag#-l}.lib ;;
2641 *) echo $flag ;;
2642 esac
2643 done
2644}
2645
14fb9d3d
AS
2646msvc_flags(){
2647 msvc_common_flags "$@"
2648 for flag; do
2649 case $flag in
ace87c19 2650 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2651 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2652 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2653 -wd4273 ;;
14fb9d3d
AS
2654 esac
2655 done
2656}
2657
2658icl_flags(){
2659 msvc_common_flags "$@"
2660 for flag; do
2661 case $flag in
2662 # Despite what Intel's documentation says -Wall, which is supported
2663 # on Windows, does enable remarks so disable them here.
2664 -Wall) echo $flag -Qdiag-disable:remark ;;
2665 -std=c99) echo -Qstd=c99 ;;
2666 esac
2667 done
2668}
2669
d0c6d424
MR
2670pgi_flags(){
2671 for flag; do
2672 case $flag in
643933f5 2673 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2674 -fomit-frame-pointer) echo -Mnoframe ;;
2675 -g) echo -gopt ;;
2676 *) echo $flag ;;
2677 esac
2678 done
2679}
2680
2681suncc_flags(){
2682 for flag; do
2683 case $flag in
2684 -march=*|-mcpu=*)
2685 case "${flag#*=}" in
2686 native) echo -xtarget=native ;;
2687 v9|niagara) echo -xarch=sparc ;;
2688 ultrasparc) echo -xarch=sparcvis ;;
2689 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2690 i586|pentium) echo -xchip=pentium ;;
2691 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2692 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2693 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2694 pentium4*) echo -xtarget=pentium4 ;;
2695 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2696 *-sse3) echo -xarch=sse3 ;;
2697 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2698 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2699 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2700 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2701 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2702 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2703 echo -xarch=sse2a ;;
2704 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2705 esac
2706 ;;
2707 -std=c99) echo -xc99 ;;
2708 -fomit-frame-pointer) echo -xregs=frameptr ;;
2709 -fPIC) echo -KPIC -xcode=pic32 ;;
2710 -W*,*) echo $flag ;;
5e753ed5
SM
2711 -f*-*|-W*|-mimpure-text) ;;
2712 -shared) echo -G ;;
d0c6d424
MR
2713 *) echo $flag ;;
2714 esac
2715 done
2716}
2717
2718tms470_flags(){
2719 for flag; do
2720 case $flag in
2721 -march=*|-mcpu=*)
2722 case "${flag#*=}" in
2723 armv7-a|cortex-a*) echo -mv=7a8 ;;
2724 armv7-r|cortex-r*) echo -mv=7r4 ;;
2725 armv7-m|cortex-m*) echo -mv=7m3 ;;
2726 armv6*|arm11*) echo -mv=6 ;;
2727 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2728 echo -mv=5e ;;
2729 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2730 esac
2731 ;;
2732 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2733 -mfpu=vfp) echo --float_support=vfpv2 ;;
2734 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2735 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2736 -msoft-float) echo --float_support=vfplib ;;
2737 -O[0-3]|-mf=*) echo $flag ;;
2738 -g) echo -g -mn ;;
2739 -pds=*) echo $flag ;;
ad93dccb
MR
2740 -D*|-I*) echo $flag ;;
2741 --gcc|--abi=*) echo $flag ;;
2742 -me) echo $flag ;;
d0c6d424
MR
2743 esac
2744 done
2745}
2746
a758c5e2
MR
2747probe_cc(){
2748 pfx=$1
2749 _cc=$2
2750
8db73c61
MR
2751 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2752 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2753 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2754 _flags_filter=echo
2755
2756 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2757 _type=llvm_gcc
2758 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2759 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2760 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2761 _cflags_speed='-O3'
2762 _cflags_size='-Os'
2763 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2764 _type=gcc
2765 gcc_version=$($_cc --version | head -n1)
2766 gcc_basever=$($_cc -dumpversion)
2767 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2768 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2769 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2770 if ! $_cc -dumpversion | grep -q '^2\.'; then
2771 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2772 fi
2773 _cflags_speed='-O3'
2774 _cflags_size='-Os'
b2d688ea 2775 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2776 _type=icc
2777 _ident=$($_cc --version | head -n1)
2778 _depflags='-MMD'
2779 _cflags_speed='-O3'
2780 _cflags_size='-Os'
2781 _cflags_noopt='-O1'
2782 elif $_cc -v 2>&1 | grep -q xlc; then
2783 _type=xlc
2784 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2785 _cflags_speed='-O5'
2786 _cflags_size='-O5 -qcompact'
2787 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2788 _type=ccc
2789 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2790 _DEPFLAGS='-M'
a758c5e2
MR
2791 _cflags_speed='-fast'
2792 _cflags_size='-O1'
457cc333 2793 _flags_filter=ccc_flags
4936ef64 2794 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2795 test -d "$sysroot" || die "No valid sysroot specified."
2796 _type=armcc
4936ef64 2797 _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
a758c5e2
MR
2798 armcc_conf="$PWD/armcc.conf"
2799 $_cc --arm_linux_configure \
2800 --arm_linux_config_file="$armcc_conf" \
2801 --configure_sysroot="$sysroot" \
2802 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2803 die "Error creating armcc configuration file."
2804 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2805 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2806 as_default="${cross_prefix}gcc"
2807 _depflags='-MMD'
2808 _cflags_speed='-O3'
2809 _cflags_size='-Os'
0122118e 2810 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2811 _type=tms470
2812 _ident=$($_cc -version | head -n1 | tr -s ' ')
2813 _flags='--gcc --abi=eabi -me'
18031c49 2814 _cc_e='-ppl -fe=$@'
a758c5e2 2815 _cc_o='-fe=$@'
a758c5e2
MR
2816 _depflags='-ppa -ppd=$(@:.o=.d)'
2817 _cflags_speed='-O3 -mf=5'
2818 _cflags_size='-O3 -mf=2'
2819 _flags_filter=tms470_flags
2820 elif $_cc -v 2>&1 | grep -q clang; then
2821 _type=clang
2822 _ident=$($_cc --version | head -n1)
9e057f53 2823 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2824 _cflags_speed='-O3'
2825 _cflags_size='-Os'
2826 elif $_cc -V 2>&1 | grep -q Sun; then
2827 _type=suncc
2828 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2829 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2830 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2831 _ldflags='-std=c99'
2832 _cflags_speed='-O5'
2833 _cflags_size='-O5 -xspace'
2834 _flags_filter=suncc_flags
2835 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2836 _type=pathscale
2837 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2838 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2839 _cflags_speed='-O2'
2840 _cflags_size='-Os'
2841 _flags_filter='filter_out -Wdisabled-optimization'
2842 elif $_cc -v 2>&1 | grep -q Open64; then
2843 _type=open64
2844 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2845 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2846 _cflags_speed='-O2'
2847 _cflags_size='-Os'
2848 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2849 elif $_cc -V 2>&1 | grep -q Portland; then
2850 _type=pgi
2851 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2852 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2853 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2854 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2855 _cflags_noopt="-O1"
2856 _flags_filter=pgi_flags
dfa559bc
RB
2857 elif $_cc 2>&1 | grep -q Microsoft; then
2858 _type=msvc
2859 _ident=$($cc 2>&1 | head -n1)
2860 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2861 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2862 _cflags_speed="-O2"
2863 _cflags_size="-O1"
dfa559bc 2864 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2865 _ld_o='-out:$@'
dfa559bc
RB
2866 else
2867 _ld_o='-Fe$@'
2868 fi
ea9f7173
MS
2869 _cc_o='-Fo$@'
2870 _cc_e='-P -Fi$@'
dfa559bc
RB
2871 _flags_filter=msvc_flags
2872 _ld_lib='lib%.a'
2873 _ld_path='-libpath:'
2874 _flags='-nologo'
09f2581d 2875 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2876 if [ $pfx = hostcc ]; then
6a0200f2 2877 append _cflags -Dsnprintf=_snprintf
dfa559bc 2878 fi
322e4194
AS
2879 elif $_cc 2>&1 | grep -q Intel; then
2880 _type=icl
2881 _ident=$($cc 2>&1 | head -n1)
2882 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2883 # Not only is O3 broken on 13.x+ but it is slower on all previous
2884 # versions (tested) as well.
322e4194
AS
2885 _cflags_speed="-O2"
2886 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2887 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2888 _ld_o='-out:$@'
322e4194
AS
2889 else
2890 _ld_o='-Fe$@'
2891 fi
ea9f7173 2892 _cc_o='-Fo$@'
322e4194 2893 _cc_e='-P'
14fb9d3d 2894 _flags_filter=icl_flags
322e4194
AS
2895 _ld_lib='lib%.a'
2896 _ld_path='-libpath:'
ace87c19 2897 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2898 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2899 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2900 # with MSVC which enables it by default.
e0d6e2fc 2901 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2902 if [ $pfx = hostcc ]; then
2903 append _cflags -Dsnprintf=_snprintf
2904 fi
e5d45e02
LB
2905 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2906 _type=cparser
2907 _ident=$($_cc --version | head -n1)
2908 _depflags='-MMD'
2909 _cflags_speed='-O4'
2910 _cflags_size='-O2'
2911 _flags_filter=cparser_flags
aef6bd1b 2912 fi
a758c5e2
MR
2913
2914 eval ${pfx}_type=\$_type
2915 eval ${pfx}_ident=\$_ident
2916}
2917
2918set_ccvars(){
23565c26 2919 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2920 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2921 eval ${1}_O=\${_cc_o-\${${1}_O}}
2922
2923 if [ -n "$_depflags" ]; then
2924 eval ${1}_DEPFLAGS=\$_depflags
2925 else
2926 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2927 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2928 eval DEP${1}FLAGS=\$_flags
2929 fi
2930}
2931
2932probe_cc cc "$cc"
2933cflags_filter=$_flags_filter
2934cflags_speed=$_cflags_speed
2935cflags_size=$_cflags_size
2936cflags_noopt=$_cflags_noopt
2937add_cflags $_flags $_cflags
2938cc_ldflags=$_ldflags
2939set_ccvars CC
2940
2941probe_cc hostcc "$host_cc"
2942host_cflags_filter=$_flags_filter
a758c5e2 2943add_host_cflags $_flags $_cflags
a758c5e2 2944set_ccvars HOSTCC
629687f6 2945
851ffa80
MR
2946test -n "$cc_type" && enable $cc_type ||
2947 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2948
75bafbac 2949: ${as_default:=$cc}
50567afa 2950: ${dep_cc_default:=$cc}
684b28e0 2951: ${ld_default:=$cc}
095792f2
MR
2952: ${host_ld_default:=$host_cc}
2953set_default ar as dep_cc ld host_ld
75800dce 2954
a758c5e2
MR
2955probe_cc as "$as"
2956asflags_filter=$_flags_filter
2957add_asflags $_flags $_cflags
2958set_ccvars AS
2959
2960probe_cc ld "$ld"
2961ldflags_filter=$_flags_filter
2962add_ldflags $_flags $_ldflags
2963test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2964LD_O=${_ld_o-$LD_O}
8db73c61
MR
2965LD_LIB=${_ld_lib-$LD_LIB}
2966LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2967
095792f2
MR
2968probe_cc hostld "$host_ld"
2969host_ldflags_filter=$_flags_filter
2970add_host_ldflags $_flags $_ldflags
2971HOSTLD_O=${_ld_o-$HOSTLD_O}
2972
a758c5e2
MR
2973if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2974 probe_cc depcc "$dep_cc"
2975 CCDEP=${_DEPCMD:-$DEPCMD}
2976 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2977 DEPCCFLAGS=$_flags
2978fi
07dec06e 2979
3dbc777c
MR
2980if $ar 2>&1 | grep -q Microsoft; then
2981 arflags="-nologo"
2982 ar_o='-out:$@'
2983elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2984 arflags="rq"
2985 ar_o='$@'
4822ee3c
DB
2986elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2987 arflags='-Xany -r -c'
2988 ar_o='$@'
3dbc777c
MR
2989else
2990 arflags="rc"
2991 ar_o='$@'
2992fi
2993
7f32f40c 2994add_cflags $extra_cflags
2f2e6c7c 2995add_asflags $extra_cflags
7f32f40c 2996
154d432c
MR
2997if test -n "$sysroot"; then
2998 case "$cc_type" in
00ba041c 2999 gcc|llvm_gcc|clang)
467256f2 3000 add_cppflags --sysroot="$sysroot"
154d432c
MR
3001 add_ldflags --sysroot="$sysroot"
3002 ;;
6fec122a
MR
3003 tms470)
3004 add_cppflags -I"$sysinclude"
3005 add_ldflags --sysroot="$sysroot"
3006 ;;
154d432c
MR
3007 esac
3008fi
3009
d22c13a8 3010if test "$cpu" = host; then
ace87c19
DB
3011 enabled cross_compile &&
3012 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3013
3014 case "$cc_type" in
613a4e3f 3015 gcc|llvm_gcc)
d22c13a8
MR
3016 check_native(){
3017 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3018 sed -n "/cc1.*$1=/{
27ce1be8
MR
3019 s/.*$1=\\([^ ]*\\).*/\\1/
3020 p
3021 q
3022 }" $TMPE
d22c13a8
MR
3023 }
3024 cpu=$(check_native -march || check_native -mcpu)
3025 ;;
3026 esac
3027
ace87c19
DB
3028 test "${cpu:-host}" = host &&
3029 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3030fi
3031
e939cedd
MR
3032# Deal with common $arch aliases
3033case "$arch" in
5873b623
MR
3034 aarch64|arm64)
3035 arch="aarch64"
3036 ;;
e939cedd
MR
3037 arm*)
3038 arch="arm"
3039 ;;
2acda282 3040 mips*|IP*)
e939cedd
MR
3041 arch="mips"
3042 ;;
a6e9d649 3043 parisc*|hppa*)
e939cedd
MR
3044 arch="parisc"
3045 ;;
56203596 3046 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3047 arch="ppc"
3048 ;;
e939cedd
MR
3049 s390|s390x)
3050 arch="s390"
3051 ;;
3052 sh4|sh)
3053 arch="sh4"
3054 ;;
4cd217c0 3055 sun4u|sparc*)
e939cedd 3056 arch="sparc"
e939cedd 3057 ;;
c75848cd
DB
3058 tilegx|tile-gx)
3059 arch="tilegx"
3060 ;;
d33ed7b3 3061 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3062 arch="x86"
3063 ;;
3064esac
3065
851ffa80 3066is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3067enable $arch
e939cedd 3068
df5cdc24 3069# Add processor-specific flags
9ebd45c2 3070if enabled aarch64; then
33db40f8
MR
3071
3072 case $cpu in
3073 armv*)
3074 cpuflags="-march=$cpu"
3075 ;;
3076 *)
3077 cpuflags="-mcpu=$cpu"
3078 ;;
3079 esac
3080
3081elif enabled alpha; then
3082
3083 cpuflags="-mcpu=$cpu"
3084
3085elif enabled arm; then
3086
1234c66a
MR
3087 check_arm_arch() {
3088 check_cpp_condition stddef.h \
3089 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3090 $cpuflags
3091 }
3092
3093 probe_arm_arch() {
3094 if check_arm_arch 4; then echo armv4;
3095 elif check_arm_arch 4T; then echo armv4t;
3096 elif check_arm_arch 5; then echo armv5;
3097 elif check_arm_arch 5E; then echo armv5e;
3098 elif check_arm_arch 5T; then echo armv5t;
3099 elif check_arm_arch 5TE; then echo armv5te;
3100 elif check_arm_arch 5TEJ; then echo armv5te;
3101 elif check_arm_arch 6; then echo armv6;
3102 elif check_arm_arch 6J; then echo armv6j;
3103 elif check_arm_arch 6K; then echo armv6k;
3104 elif check_arm_arch 6Z; then echo armv6z;
3105 elif check_arm_arch 6ZK; then echo armv6zk;
3106 elif check_arm_arch 6T2; then echo armv6t2;
3107 elif check_arm_arch 7; then echo armv7;
3108 elif check_arm_arch 7A 7_A; then echo armv7-a;
3109 elif check_arm_arch 7R 7_R; then echo armv7-r;
3110 elif check_arm_arch 7M 7_M; then echo armv7-m;
3111 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3112 elif check_arm_arch 8A 8_A; then echo armv8-a;
3113 fi
3114 }
3115
3116 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3117
33db40f8
MR
3118 case $cpu in
3119 armv*)
3120 cpuflags="-march=$cpu"
3121 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3122 ;;
3123 *)
3124 cpuflags="-mcpu=$cpu"
3125 case $cpu in
3126 cortex-a*) subarch=armv7a ;;
3127 cortex-r*) subarch=armv7r ;;
3128 cortex-m*) enable thumb; subarch=armv7m ;;
3129 arm11*) subarch=armv6 ;;
3130 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3131 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3132 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3133 esac
3134 ;;
3135 esac
3136
f0fe245b
MR
3137 case "$subarch" in
3138 armv5t*) enable fast_clz ;;
3139 armv[6-8]*) enable fast_clz fast_unaligned ;;
3140 esac
3141
33db40f8
MR
3142elif enabled avr32; then
3143
3144 case $cpu in
3145 ap7[02]0[0-2])
3146 subarch="avr32_ap"
3147 cpuflags="-mpart=$cpu"
3148 ;;
3149 ap)
3150 subarch="avr32_ap"
3151 cpuflags="-march=$cpu"
3152 ;;
3153 uc3[ab]*)
3154 subarch="avr32_uc"
3155 cpuflags="-mcpu=$cpu"
3156 ;;
3157 uc)
3158 subarch="avr32_uc"
3159 cpuflags="-march=$cpu"
3160 ;;
3161 esac
3162
3163elif enabled bfin; then
3164
3165 cpuflags="-mcpu=$cpu"
3166
3167elif enabled mips; then
3168
3169 cpuflags="-march=$cpu"
3170
5d54c126 3171elif enabled ppc; then
343aef9b 3172
606cc8af
DB
3173 disable ldbrx
3174
56348891
MR
3175 case $(tolower $cpu) in
3176 601|ppc601|powerpc601)
9dbd5c3d 3177 cpuflags="-mcpu=601"
64ad53ff 3178 disable altivec
9dbd5c3d 3179 ;;
56348891 3180 603*|ppc603*|powerpc603*)
9dbd5c3d 3181 cpuflags="-mcpu=603"
64ad53ff 3182 disable altivec
9dbd5c3d 3183 ;;
56348891 3184 604*|ppc604*|powerpc604*)
9dbd5c3d 3185 cpuflags="-mcpu=604"
64ad53ff 3186 disable altivec
9dbd5c3d 3187 ;;
56348891 3188 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3189 cpuflags="-mcpu=750"
64ad53ff 3190 disable altivec
9dbd5c3d 3191 ;;
56348891 3192 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3193 cpuflags="-mcpu=7450"
9dbd5c3d 3194 ;;
56348891 3195 74*|ppc74*|powerpc74*)
7f1fcaf0 3196 cpuflags="-mcpu=7400"
9dbd5c3d 3197 ;;
313f9fbf 3198 g5|970|ppc970|powerpc970)
7f1fcaf0 3199 cpuflags="-mcpu=970"
9dbd5c3d 3200 ;;
313f9fbf 3201 power[3-7]*)
7f1fcaf0 3202 cpuflags="-mcpu=$cpu"
313f9fbf 3203 ;;
56348891 3204 cell)
9dbd5c3d
MR
3205 cpuflags="-mcpu=cell"
3206 enable ldbrx
3207 ;;
4ab26cb4
DB
3208 e500mc)
3209 cpuflags="-mcpu=e500mc"
3210 disable altivec
3211 ;;
7b0b81a1
AL
3212 e500v2)
3213 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3214 disable altivec
54f78816 3215 disable dcbzl
7b0b81a1
AL
3216 ;;
3217 e500)
3218 cpuflags="-mcpu=8540 -mhard-float"
3219 disable altivec
54f78816 3220 disable dcbzl
7b0b81a1 3221 ;;
9dbd5c3d 3222 esac
343aef9b 3223
33db40f8
MR
3224elif enabled sparc; then
3225
3226 case $cpu in
3227 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3228 cpuflags="-mcpu=$cpu"
33db40f8
MR
3229 ;;
3230 ultrasparc*|niagara[234])
3231 cpuflags="-mcpu=$cpu"
3232 ;;
3233 esac
3234
343aef9b
MR
3235elif enabled x86; then
3236
9dbd5c3d
MR
3237 case $cpu in
3238 i[345]86|pentium)
3239 cpuflags="-march=$cpu"
3240 disable mmx
3241 ;;
f54b5505 3242 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3243 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3244 cpuflags="-march=$cpu"
f54b5505 3245 disable i686
9dbd5c3d 3246 ;;
f54b5505 3247 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3248 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3249 cpuflags="-march=$cpu"
f54b5505 3250 enable i686
9dbd5c3d
MR
3251 enable fast_cmov
3252 ;;
3253 # targets that do support conditional mov but on which it's slow
3254 pentium4|pentium4m|prescott|nocona)
3255 cpuflags="-march=$cpu"
f54b5505 3256 enable i686
9dbd5c3d
MR
3257 disable fast_cmov
3258 ;;
3259 esac
343aef9b 3260
343aef9b
MR
3261fi
3262
9ebd45c2
MR
3263if [ "$cpu" != generic ]; then
3264 add_cflags $cpuflags
3265 add_asflags $cpuflags
3266fi
df5cdc24 3267
993f2d0f
MR
3268# compiler sanity check
3269check_exec <<EOF
3270int main(void){ return 0; }
3271EOF
3272if test "$?" != 0; then
3273 echo "$cc is unable to create an executable file."
3274 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3275 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3276 echo "Only do this if you know what cross compiling means."
3277 fi
3278 die "C compiler test failed."
3279fi
3280
046f081b 3281add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3282check_cflags -std=c99
50a334e4 3283check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3284#include <stdlib.h>
3285EOF
50a334e4 3286check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3287#include <stdlib.h>
3288EOF
e9b9a2f8 3289
8267f936 3290add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3291check_host_cflags -std=c99
0a6db2a2 3292check_host_cflags -Wall
8267f936 3293check_host_cflags -O3
f0125de9 3294
d4c99513
MR
3295check_64bit(){
3296 arch32=$1
3297 arch64=$2
3298 expr=$3
3299 check_code cc "" "int test[2*($expr) - 1]" &&
3300 subarch=$arch64 || subarch=$arch32
3301}
3302
b24dbcbd 3303case "$arch" in
d11cb13b 3304 aarch64|alpha|ia64)
2acda282
MR
3305 spic=$shared
3306 ;;
3307 mips)
3308 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3309 spic=$shared
b24dbcbd 3310 ;;
a6e9d649
MR
3311 parisc)
3312 check_64bit parisc parisc64 'sizeof(void *) > 4'
3313 spic=$shared
3314 ;;
56203596
MR
3315 ppc)
3316 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3317 spic=$shared
56203596 3318 ;;
5ddc9f50
RT
3319 s390)
3320 check_64bit s390 s390x 'sizeof(void *) > 4'
3321 spic=$shared
3322 ;;
4cd217c0
MR
3323 sparc)
3324 check_64bit sparc sparc64 'sizeof(void *) > 4'
3325 spic=$shared
3326 ;;
e939cedd 3327 x86)
d4c99513 3328 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3329 if test "$subarch" = "x86_64"; then
e939cedd 3330 spic=$shared
de27f4d9 3331 fi
b24dbcbd 3332 ;;
b24dbcbd
RP
3333esac
3334
343aef9b 3335enable $subarch
b1803c79 3336enabled spic && enable_weak pic
b24dbcbd 3337
7483e694 3338# OS specific
4f854758 3339case $target_os in
d3635f3a 3340 aix)
80ade798 3341 SHFLAGS=-shared
d3635f3a 3342 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3343 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3344 ;;
83aa4fc3
LB
3345 android)
3346 disable symver