x11grab: Refactor pixel format parsing
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
749b1f13 89 --enable-rpath use rpath when linking programs [USE WITH CARE]
06454877 90
3b327a4b 91Licensing options:
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92 --enable-gpl allow use of GPL code, the resulting libs
93 and binaries will be under GPL [no]
94 --enable-version3 upgrade (L)GPL to version 3 [no]
95 --enable-nonfree allow use of nonfree code, the resulting libs
96 and binaries will be unredistributable [no]
3b327a4b
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97
98Configuration options:
99 --disable-static do not build static libraries [no]
100 --enable-shared build shared libraries [no]
101 --enable-small optimize for size instead of speed
102 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
103 --enable-gray enable full grayscale support (slower color)
104 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 105 --disable-all disable building components, libraries and programs
3b327a4b 106
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107Program options:
108 --disable-programs do not build command line programs
6291d7e4 109 --disable-avconv disable avconv build
266463da 110 --disable-avplay disable avplay build
9e12f0bf 111 --disable-avprobe disable avprobe build
894682a9 112 --disable-avserver deprecated, does nothing
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113
114Component options:
115 --disable-doc do not build documentation
5a0f7131
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116 --disable-avdevice disable libavdevice build
117 --disable-avcodec disable libavcodec build
118 --disable-avformat disable libavformat build
d89f2fa9 119 --disable-avutil disable libavutil build
5a0f7131 120 --disable-swscale disable libswscale build
cccc039f 121 --disable-avfilter disable video filter support [no]
c8af852b 122 --disable-avresample disable libavresample build [no]
0dbfc1db 123 --disable-pthreads disable pthreads [auto]
7b7b220c 124 --disable-w32threads disable Win32 threads [auto]
06454877 125 --disable-network disable network support [no]
7f3f5f46 126 --disable-dct disable DCT code
0b499c9b 127 --disable-error-resilience disable error resilience code
193cdd9a 128 --disable-lsp disable LSP code
2a91ada8 129 --disable-lzo disable LZO decoder code
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130 --disable-mdct disable MDCT code
131 --disable-rdft disable RDFT code
3b327a4b 132 --disable-fft disable FFT code
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133
134Hardware accelerators:
3b327a4b 135 --enable-dxva2 enable DXVA2 code
dcb73592 136 --enable-vaapi enable VAAPI code
ac3dbb4d 137 --enable-vda enable VDA code
e8f6bd4b 138 --enable-vdpau enable VDPAU code
3b327a4b
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139
140Individual component options:
bb55e3a3 141 --disable-everything disable all components listed below
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142 --disable-encoder=NAME disable encoder NAME
143 --enable-encoder=NAME enable encoder NAME
144 --disable-encoders disable all encoders
145 --disable-decoder=NAME disable decoder NAME
146 --enable-decoder=NAME enable decoder NAME
147 --disable-decoders disable all decoders
148 --disable-hwaccel=NAME disable hwaccel NAME
149 --enable-hwaccel=NAME enable hwaccel NAME
150 --disable-hwaccels disable all hwaccels
151 --disable-muxer=NAME disable muxer NAME
152 --enable-muxer=NAME enable muxer NAME
153 --disable-muxers disable all muxers
154 --disable-demuxer=NAME disable demuxer NAME
155 --enable-demuxer=NAME enable demuxer NAME
156 --disable-demuxers disable all demuxers
157 --enable-parser=NAME enable parser NAME
158 --disable-parser=NAME disable parser NAME
159 --disable-parsers disable all parsers
160 --enable-bsf=NAME enable bitstream filter NAME
161 --disable-bsf=NAME disable bitstream filter NAME
162 --disable-bsfs disable all bitstream filters
163 --enable-protocol=NAME enable protocol NAME
164 --disable-protocol=NAME disable protocol NAME
165 --disable-protocols disable all protocols
3b327a4b 166 --enable-indev=NAME enable input device NAME
06454877 167 --disable-indev=NAME disable input device NAME
06454877 168 --disable-indevs disable input devices
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169 --enable-outdev=NAME enable output device NAME
170 --disable-outdev=NAME disable output device NAME
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171 --disable-outdevs disable output devices
172 --disable-devices disable all devices
173 --enable-filter=NAME enable filter NAME
174 --disable-filter=NAME disable filter NAME
175 --disable-filters disable all filters
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176
177External library support:
03039f4c 178 --enable-avisynth enable reading of AviSynth script files [no]
06454877 179 --enable-bzlib enable bzlib [autodetect]
47941088 180 --enable-frei0r enable frei0r video filtering
bc8c1395 181 --enable-gnutls enable gnutls [no]
1c0210c7 182 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 183 --enable-libcdio enable audio CD grabbing with libcdio
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184 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
185 and libraw1394 [no]
c547e5ff 186 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 187 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 188 --enable-libfreetype enable libfreetype [no]
c547e5ff 189 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 190 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 191 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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192 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
193 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
194 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 195 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 196 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 197 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 198 --enable-librtmp enable RTMP[E] support via librtmp [no]
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199 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
200 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 201 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 202 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 203 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 204 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 205 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 206 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 207 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 208 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 209 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 210 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 211 --enable-libxavs enable AVS encoding via xavs [no]
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212 --enable-libxvid enable Xvid encoding via xvidcore,
213 native MPEG-4/Xvid encoder exists [no]
a060866f 214 --enable-openssl enable openssl [no]
45235ac4 215 --enable-x11grab enable X11 grabbing [no]
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216 --enable-zlib enable zlib [autodetect]
217
b3c6ee19
DB
218Toolchain options:
219 --arch=ARCH select architecture [$arch]
220 --cpu=CPU select the minimum required CPU (affects
221 instruction selection, may crash on older CPUs)
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222 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
223 --enable-cross-compile assume a cross-compiler is used
224 --sysroot=PATH root of cross-build tree
225 --sysinclude=PATH location of cross-build system headers
226 --target-os=OS compiler targets OS [$target_os]
227 --target-exec=CMD command to run executables on target
228 --target-path=DIR path to view of build directory on target
ba13606c 229 --target-samples=DIR path to samples directory on target
aeeb782c 230 --toolchain=NAME set tool defaults according to NAME
06454877 231 --nm=NM use nm tool
121d78d0 232 --ar=AR use archive tool AR [$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 [$cc_default]
06454877 236 --ld=LD use linker LD
852c329a 237 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
390acbea 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 [$LDFLAGS]
bb0babd7 248 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
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249 --extra-libs=ELIBS add ELIBS [$ELIBS]
250 --extra-version=STRING version string suffix []
193cdd9a 251 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 252 --build-suffix=SUFFIX library name suffix []
3b327a4b 253 --enable-pic build position-independent code
193cdd9a 254 --enable-thumb compile for Thumb instruction set
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255 --enable-lto use link-time optimization
256
257Advanced options (experts only):
258 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 259 --disable-symver disable symbol versioning
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DB
260 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
261 --disable-safe-bitstream-reader
262 disable buffer boundary checking in bitreaders
263 (faster, but may crash)
264 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 265 --enable-sram allow use of on-chip SRAM
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266
267Optimization options (experts only):
463a7cde 268 --disable-asm disable all assembly optimizations
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269 --disable-altivec disable AltiVec optimizations
270 --disable-amd3dnow disable 3DNow! optimizations
271 --disable-amd3dnowext disable 3DNow! extended optimizations
272 --disable-mmx disable MMX optimizations
239fdf1b 273 --disable-mmxext disable MMXEXT optimizations
06454877 274 --disable-sse disable SSE optimizations
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275 --disable-sse2 disable SSE2 optimizations
276 --disable-sse3 disable SSE3 optimizations
06454877 277 --disable-ssse3 disable SSSE3 optimizations
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278 --disable-sse4 disable SSE4 optimizations
279 --disable-sse42 disable SSE4.2 optimizations
87f1355f 280 --disable-avx disable AVX optimizations
10b0161d 281 --disable-xop disable XOP optimizations
1b932eb1 282 --disable-fma3 disable FMA3 optimizations
79687079 283 --disable-fma4 disable FMA4 optimizations
4d6ee072 284 --disable-avx2 disable AVX2 optimizations
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285 --disable-armv5te disable armv5te optimizations
286 --disable-armv6 disable armv6 optimizations
287 --disable-armv6t2 disable armv6t2 optimizations
b3267559 288 --disable-vfp disable VFP optimizations
5ea20630 289 --disable-neon disable NEON optimizations
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DB
290 --disable-inline-asm disable use of inline assembly
291 --disable-yasm disable use of nasm/yasm assembly
06454877 292
070c5d0f 293Developer options (useful when working on Libav itself):
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294 --disable-debug disable debugging symbols
295 --enable-debug=LEVEL set the debug level [$debuglevel]
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296 --disable-optimizations disable compiler optimizations
297 --enable-extra-warnings enable more compiler warnings
52b3cc60 298 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 299 \$LIBAV_SAMPLES at make invocation time.
44a0a98f
MS
300 --enable-neon-clobber-test check NEON registers for clobbering (should be
301 used only for debugging purposes)
7e4d9d5d
RB
302 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
303 should be used only for debugging purposes)
154caa67
MR
304 --enable-random randomly enable/disable components
305 --disable-random
306 --enable-random=LIST randomly enable/disable specific components or
307 --disable-random=LIST component groups. LIST is a comma-separated list
308 of NAME[:PROB] entries where NAME is a component
309 (group) and PROB the probability associated with
310 NAME (default 0.5).
311 --random-seed=VALUE seed value for --enable/disable-random
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312
313NOTE: Object files are built at the place where configure is launched.
314EOF
60e8bc13 315 exit 0
74c53c2d 316}
cf9d24ad 317
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318quotes='""'
319
57bd82d4 320log(){
2270b4b2 321 echo "$@" >> $logfile
57bd82d4
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322}
323
720c69da 324log_file(){
c8e9f801 325 log BEGIN $1
2270b4b2 326 pr -n -t $1 >> $logfile
c8e9f801
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327 log END $1
328}
329
2ba042a7 330echolog(){
c8e9f801 331 log "$@"
57bd82d4 332 echo "$@"
2ba042a7
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333}
334
7bfc8ae6
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335warn(){
336 log "WARNING: $*"
337 WARNINGS="${WARNINGS}WARNING: $*\n"
338}
339
2ba042a7
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340die(){
341 echolog "$@"
342 cat <<EOF
d326cf7f 343
2ba042a7 344If you think configure made a mistake, make sure you are using the latest
4a6a21f5 345version from Git. If the latest version fails, report the problem to the
5045f6bd 346libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 347EOF
e155a21a 348 if disabled logging; then
2ba042a7 349 cat <<EOF
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350Rerun configure with logging enabled (do not use --disable-logging), and
351include the log this produces with your report.
2ba042a7
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352EOF
353 else
f69f51b3 354 cat <<EOF
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355Include the log file "$logfile" produced by configure as this will help
356solving the problem.
2ba042a7
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357EOF
358 fi
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359 exit 1
360}
361
6c6007d6 362# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 363toupper(){
6c6007d6 364 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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365}
366
4a5444db 367tolower(){
6c6007d6 368 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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369}
370
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371c_escape(){
372 echo "$*" | sed 's/["\\]/\\\0/g'
373}
374
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375sh_quote(){
376 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 377 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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378 echo "$v"
379}
380
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381cleanws(){
382 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
383}
384
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385filter(){
386 pat=$1
387 shift
388 for v; do
98ef6079 389 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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390 done
391}
392
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393filter_out(){
394 pat=$1
395 shift
396 for v; do
397 eval "case $v in $pat) ;; *) echo $v ;; esac"
398 done
399}
400
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401map(){
402 m=$1
403 shift
e0e335a0 404 for v; do eval $m; done
36e2dea0
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405}
406
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407add_suffix(){
408 suffix=$1
409 shift
410 for v; do echo ${v}${suffix}; done
411}
412
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413set_all(){
414 value=$1
415 shift
416 for var in $*; do
417 eval $var=$value
418 done
419}
420
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421set_weak(){
422 value=$1
423 shift
424 for var; do
425 eval : \${$var:=$value}
426 done
427}
428
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429sanitize_var_name(){
430 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
431}
432
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433set_safe(){
434 var=$1
435 shift
f868b24d 436 eval $(sanitize_var_name "$var")='$*'
3f8040db
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437}
438
439get_safe(){
f868b24d 440 eval echo \$$(sanitize_var_name "$1")
3f8040db
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441}
442
799c9e9b 443pushvar(){
4d810ad2
MS
444 for pvar in $*; do
445 eval level=\${${pvar}_level:=0}
446 eval ${pvar}_${level}="\$$pvar"
447 eval ${pvar}_level=$(($level+1))
799c9e9b
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448 done
449}
450
451popvar(){
4d810ad2
MS
452 for pvar in $*; do
453 eval level=\${${pvar}_level:-0}
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454 test $level = 0 && continue
455 eval level=$(($level-1))
4d810ad2
MS
456 eval $pvar="\${${pvar}_${level}}"
457 eval ${pvar}_level=$level
458 eval unset ${pvar}_${level}
799c9e9b
MR
459 done
460}
461
a8d04fba
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462enable(){
463 set_all yes $*
464}
465
466disable(){
467 set_all no $*
468}
469
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470enable_weak(){
471 set_weak yes $*
472}
473
474disable_weak(){
475 set_weak no $*
476}
477
72702705 478enable_safe(){
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479 for var; do
480 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
481 done
72702705
MR
482}
483
484disable_safe(){
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485 for var; do
486 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
487 done
72702705
MR
488}
489
f9d328da
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490do_enable_deep(){
491 for var; do
492 enabled $var && continue
493 eval sel="\$${var}_select"
c510c7b5
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494 eval sgs="\$${var}_suggest"
495 pushvar var sgs
f9d328da 496 enable_deep $sel
c510c7b5
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497 popvar sgs
498 enable_deep_weak $sgs
f9d328da
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499 popvar var
500 done
501}
502
503enable_deep(){
504 do_enable_deep $*
505 enable $*
506}
507
72a43668 508enable_deep_weak(){
ffb068ce
MS
509 for var; do
510 disabled $var && continue
511 pushvar var
512 do_enable_deep $var
513 popvar var
514 enable_weak $var
515 done
72a43668
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516}
517
57bd82d4 518enabled(){
3250003c
MR
519 test "${1#!}" = "$1" && op== || op=!=
520 eval test "x\$${1#!}" $op "xyes"
44161118
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521}
522
37970ebf 523disabled(){
3250003c
MR
524 test "${1#!}" = "$1" && op== || op=!=
525 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
526}
527
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528enabled_all(){
529 for opt; do
530 enabled $opt || return 1
531 done
532}
533
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534disabled_all(){
535 for opt; do
536 disabled $opt || return 1
537 done
538}
539
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540enabled_any(){
541 for opt; do
542 enabled $opt && return 0
543 done
544}
545
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546disabled_any(){
547 for opt; do
548 disabled $opt && return 0
549 done
f7b230a7 550 return 1
85bca2c5
DB
551}
552
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553set_default(){
554 for opt; do
88268e94 555 eval : \${$opt:=\$${opt}_default}
c9d19248
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556 done
557}
558
4a0d6686
AJ
559is_in(){
560 value=$1
561 shift
562 for var in $*; do
563 [ $var = $value ] && return 0
564 done
565 return 1
566}
567
d4f8cecc 568do_check_deps(){
30fd06be 569 for cfg; do
3250003c 570 cfg="${cfg#!}"
799c9e9b
MR
571 enabled ${cfg}_checking && die "Circular dependency for $cfg."
572 disabled ${cfg}_checking && continue
573 enable ${cfg}_checking
d4f8cecc 574 append allopts $cfg
799c9e9b 575
30fd06be
MR
576 eval dep_all="\$${cfg}_deps"
577 eval dep_any="\$${cfg}_deps_any"
7ef3425f 578 eval dep_sel="\$${cfg}_select"
c510c7b5 579 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
580 eval dep_ifa="\$${cfg}_if"
581 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 582
3d7453e0 583 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 584 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 585 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 586
3d7453e0
MR
587 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
588 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
589 enabled_all $dep_all || disable $cfg
590 enabled_any $dep_any || disable $cfg
7ef3425f 591 disabled_any $dep_sel && disable $cfg
799c9e9b 592
4ec45764 593 if enabled $cfg; then
f9d328da 594 enable_deep $dep_sel
c510c7b5 595 enable_deep_weak $dep_sgs
4ec45764
RP
596 fi
597
799c9e9b 598 disable ${cfg}_checking
30fd06be
MR
599 done
600}
601
d4f8cecc
MR
602check_deps(){
603 unset allopts
604
605 do_check_deps "$@"
606
607 for cfg in $allopts; do
608 enabled $cfg || continue
609 eval dep_extralibs="\$${cfg}_extralibs"
610 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
611 done
612}
613
44161118
MR
614print_config(){
615 pfx=$1
72cfcf41
MR
616 files=$2
617 shift 2
f454e879
MR
618 map 'eval echo "$v \${$v:-no}"' "$@" |
619 awk "BEGIN { split(\"$files\", files) }
620 {
621 c = \"$pfx\" toupper(\$1);
622 v = \$2;
623 sub(/yes/, 1, v);
624 sub(/no/, 0, v);
625 for (f in files) {
626 file = files[f];
627 if (file ~ /\\.h\$/) {
628 printf(\"#define %s %d\\n\", c, v) >>file;
629 } else if (file ~ /\\.asm\$/) {
630 printf(\"%%define %s %d\\n\", c, v) >>file;
631 } else if (file ~ /\\.mak\$/) {
d16c4aeb 632 n = -v ? \"\" : \"!\";
f454e879
MR
633 printf(\"%s%s=yes\\n\", n, c) >>file;
634 }
635 }
636 }"
57bd82d4
MR
637}
638
31c0121d 639print_enabled(){
31c0121d
MR
640 suf=$1
641 shift
642 for v; do
9eda2a85 643 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
644 done
645}
646
57bd82d4
MR
647append(){
648 var=$1
649 shift
57bd82d4
MR
650 eval "$var=\"\$$var $*\""
651}
652
60361817
MR
653prepend(){
654 var=$1
655 shift
656 eval "$var=\"$* \$$var\""
657}
658
44951174
JG
659unique(){
660 var=$1
661 uniq_list=""
662 for tok in $(eval echo \$$var); do
663 uniq_list="$(filter_out $tok $uniq_list) $tok"
664 done
665 eval "$var=\"${uniq_list}\""
666}
667
50a334e4 668add_cppflags(){
cd52ec95 669 append CPPFLAGS "$@"
50a334e4
MR
670}
671
57bd82d4 672add_cflags(){
01d31e16 673 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
674}
675
2f2e6c7c 676add_asflags(){
01d31e16 677 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
678}
679
57bd82d4 680add_ldflags(){
64933b6c 681 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
682}
683
bb0babd7
LB
684add_ldexeflags(){
685 append LDEXEFLAGS $($ldflags_filter "$@")
686}
687
0673ede9
VG
688add_stripflags(){
689 append STRIPFLAGS "$@"
690}
691
57bd82d4 692add_extralibs(){
64933b6c 693 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
694}
695
4cc4b33f
DB
696add_host_cppflags(){
697 append host_cppflags "$@"
698}
699
6c3fa06a
MR
700add_host_cflags(){
701 append host_cflags $($host_cflags_filter "$@")
702}
703
704add_host_ldflags(){
705 append host_ldflags $($host_ldflags_filter "$@")
706}
707
84e65c76
MR
708add_compat(){
709 append compat_objs $1
710 shift
711 map 'add_cppflags -D$v' "$@"
712}
713
b0cfb663 714check_cmd(){
b3cb5d51 715 log "$@"
2270b4b2 716 "$@" >> $logfile 2>&1
b0cfb663
MR
717}
718
b2704a65
MR
719cc_o(){
720 eval printf '%s\\n' $CC_O
721}
722
18031c49
MR
723cc_e(){
724 eval printf '%s\\n' $CC_E
725}
726
dcd479c0 727check_cc(){
57bd82d4 728 log check_cc "$@"
2270b4b2 729 cat > $TMPC
720c69da 730 log_file $TMPC
23565c26 731 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
732}
733
734check_cpp(){
735 log check_cpp "$@"
2270b4b2 736 cat > $TMPC
720c69da 737 log_file $TMPC
18031c49 738 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
739}
740
df0d6341
MR
741as_o(){
742 eval printf '%s\\n' $AS_O
743}
744
f65883c8
MR
745check_as(){
746 log check_as "$@"
7fd90119
MR
747 cat > $TMPS
748 log_file $TMPS
749 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
750}
751
575db883
DB
752check_inline_asm(){
753 log check_inline_asm "$@"
940f335a 754 name="$1"
3784e82e 755 code="$2"
940f335a 756 shift 2
49214f61 757 disable $name
7fd90119 758 check_cc "$@" <<EOF && enable $name
3784e82e 759void foo(void){ __asm__ volatile($code); }
940f335a
MR
760EOF
761}
762
c6ebc9fa
MR
763check_insn(){
764 log check_insn "$@"
765 check_inline_asm ${1}_inline "\"$2\""
766 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
767}
768
304d586d
LM
769check_yasm(){
770 log check_yasm "$@"
771 echo "$1" > $TMPS
772 log_file $TMPS
773 shift 1
774 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
775}
776
29b64b68
MR
777ld_o(){
778 eval printf '%s\\n' $LD_O
779}
780
dcd479c0 781check_ld(){
57bd82d4 782 log check_ld "$@"
66a1ccd7
MR
783 flags=$(filter_out '-l*' "$@")
784 libs=$(filter '-l*' "$@")
01d31e16 785 check_cc $($cflags_filter $flags) || return
64933b6c
MR
786 flags=$($ldflags_filter $flags)
787 libs=$($ldflags_filter $libs)
29b64b68 788 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
789}
790
52ccc4a0
DB
791print_include(){
792 hdr=$1
793 test "${hdr%.h}" = "${hdr}" &&
794 echo "#include $hdr" ||
795 echo "#include <$hdr>"
796}
797
5adc829e
MR
798check_code(){
799 log check_code "$@"
800 check=$1
801 headers=$2
802 code=$3
803 shift 3
804 {
805 for hdr in $headers; do
52ccc4a0 806 print_include $hdr
5adc829e
MR
807 done
808 echo "int main(void) { $code; return 0; }"
809 } | check_$check "$@"
810}
811
50a334e4
MR
812check_cppflags(){
813 log check_cppflags "$@"
caf458dd 814 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
815int x;
816EOF
817}
818
23157d72
DB
819test_cflags(){
820 log test_cflags "$@"
01d31e16 821 set -- $($cflags_filter "$@")
23157d72 822 check_cc "$@" <<EOF
dcd479c0
MR
823int x;
824EOF
825}
826
23157d72
DB
827check_cflags(){
828 log check_cflags "$@"
829 test_cflags "$@" && add_cflags "$@"
830}
831
2ed46eea
MR
832test_ldflags(){
833 log test_ldflags "$@"
834 check_ld "$@" <<EOF
c23a0ac8 835int main(void){ return 0; }
dcd479c0
MR
836EOF
837}
838
2ed46eea
MR
839check_ldflags(){
840 log check_ldflags "$@"
841 test_ldflags "$@" && add_ldflags "$@"
842}
843
0673ede9
VG
844test_stripflags(){
845 log test_stripflags "$@"
846 # call check_cc to get a fresh TMPO
847 check_cc <<EOF
848int main(void) { return 0; }
849EOF
850 check_cmd $strip $STRIPFLAGS "$@" $TMPO
851}
852
853check_stripflags(){
854 log check_stripflags "$@"
855 test_stripflags "$@" && add_stripflags "$@"
856}
857
dcd479c0 858check_header(){
57bd82d4 859 log check_header "$@"
dcd479c0
MR
860 header=$1
861 shift
b77df637
MR
862 disable_safe $header
863 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
864#include <$header>
865int x;
866EOF
867}
868
869check_func(){
57bd82d4 870 log check_func "$@"
dcd479c0
MR
871 func=$1
872 shift
d8bc5f06
MR
873 disable $func
874 check_ld "$@" <<EOF && enable $func
dcd479c0 875extern int $func();
c23a0ac8 876int main(void){ $func(); }
dcd479c0
MR
877EOF
878}
879
645d2652 880check_mathfunc(){
6b73c0ae 881 log check_mathfunc "$@"
645d2652 882 func=$1
1aa07aa2
MR
883 narg=$2
884 shift 2
885 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
886 disable $func
887 check_ld "$@" <<EOF && enable $func
888#include <math.h>
1aa07aa2 889float foo(float f, float g) { return $func($args); }
33bd38db 890int main(void){ return 0; }
645d2652
MR
891EOF
892}
893
2446d3d6
DB
894check_func_headers(){
895 log check_func_headers "$@"
f8d7b072 896 headers=$1
edaf1ae2 897 funcs=$2
f8d7b072 898 shift 2
edaf1ae2
MR
899 {
900 for hdr in $headers; do
52ccc4a0 901 print_include $hdr
edaf1ae2
MR
902 done
903 for func in $funcs; do
904 echo "long check_$func(void) { return (long) $func; }"
905 done
906 echo "int main(void) { return 0; }"
907 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
908}
909
a5344cf7
SS
910check_cpp_condition(){
911 log check_cpp_condition "$@"
912 header=$1
913 condition=$2
f855b7b9 914 shift 2
cd52ec95 915 check_cpp "$@" <<EOF
a5344cf7
SS
916#include <$header>
917#if !($condition)
918#error "unsatisfied condition: $condition"
919#endif
920EOF
921}
922
57bd82d4
MR
923check_lib(){
924 log check_lib "$@"
925 header="$1"
926 func="$2"
927 shift 2
84400e9d 928 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
929}
930
f8d7b072
MR
931check_lib2(){
932 log check_lib2 "$@"
933 headers="$1"
edaf1ae2 934 funcs="$2"
f8d7b072 935 shift 2
edaf1ae2 936 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
937}
938
3f8040db
MR
939check_pkg_config(){
940 log check_pkg_config "$@"
941 pkg="$1"
942 headers="$2"
943 funcs="$3"
944 shift 3
7f9e893f 945 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
946 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
947 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
948 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
949 set_safe ${pkg}_cflags $pkg_cflags &&
950 set_safe ${pkg}_libs $pkg_libs
951}
952
dcd479c0 953check_exec(){
2270b4b2 954 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
955}
956
7dfef245 957check_exec_crash(){
5e622c40 958 code=$(cat)
7dfef245
MR
959
960 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
961 # are safe but may not be available everywhere. Thus we use
962 # raise(SIGTERM) instead. The check is run in a subshell so we
963 # can redirect the "Terminated" message from the shell. SIGBUS
964 # is not defined by standard C so it is used conditionally.
965
2270b4b2 966 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
967#include <signal.h>
968static void sighandler(int sig){
969 raise(SIGTERM);
970}
692dd8ed
MR
971int foo(void){
972 $code
973}
9495cd17 974int (*func_ptr)(void) = foo;
e5af4a11 975int main(void){
7dfef245
MR
976 signal(SIGILL, sighandler);
977 signal(SIGFPE, sighandler);
978 signal(SIGSEGV, sighandler);
979#ifdef SIGBUS
980 signal(SIGBUS, sighandler);
981#endif
9495cd17 982 return func_ptr();
7dfef245
MR
983}
984EOF
985}
986
72be9e73
DY
987check_type(){
988 log check_type "$@"
989 headers=$1
990 type=$2
991 shift 2
ae550ce9 992 disable_safe "$type"
5adc829e 993 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
994}
995
14d36751 996check_struct(){
813b82b9 997 log check_struct "$@"
14d36751
MR
998 headers=$1
999 struct=$2
1000 member=$3
1001 shift 3
1002 disable_safe "${struct}_${member}"
5adc829e
MR
1003 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1004 enable_safe "${struct}_${member}"
14d36751
MR
1005}
1006
9c7d85b3
DB
1007check_builtin(){
1008 log check_builtin "$@"
1009 name=$1
1010 headers=$2
1011 builtin=$3
1012 shift 3
1013 disable "$name"
1014 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1015}
1016
e854b8f9
AK
1017check_compile_assert(){
1018 log check_compile_assert "$@"
1019 name=$1
1020 headers=$2
1021 condition=$3
1022 shift 3
1023 disable "$name"
1024 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1025}
1026
57bd82d4
MR
1027require(){
1028 name="$1"
1029 header="$2"
1030 func="$3"
1031 shift 3
1032 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1033}
1034
f8d7b072
MR
1035require2(){
1036 name="$1"
1037 headers="$2"
1038 func="$3"
1039 shift 3
1040 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1041}
1042
3f8040db
MR
1043require_pkg_config(){
1044 pkg="$1"
1045 check_pkg_config "$@" || die "ERROR: $pkg not found"
1046 add_cflags $(get_safe ${pkg}_cflags)
1047 add_extralibs $(get_safe ${pkg}_libs)
1048}
1049
27565164
DB
1050hostcc_e(){
1051 eval printf '%s\\n' $HOSTCC_E
1052}
1053
ae43c4c0
MR
1054hostcc_o(){
1055 eval printf '%s\\n' $HOSTCC_O
1056}
1057
f0125de9
MR
1058check_host_cc(){
1059 log check_host_cc "$@"
1060 cat > $TMPC
1061 log_file $TMPC
ae43c4c0 1062 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1063}
1064
27565164
DB
1065check_host_cpp(){
1066 log check_host_cpp "$@"
1067 cat > $TMPC
1068 log_file $TMPC
1069 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1070}
1071
4cc4b33f
DB
1072check_host_cppflags(){
1073 log check_host_cppflags "$@"
1074 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1075int x;
1076EOF
1077}
1078
f0125de9
MR
1079check_host_cflags(){
1080 log check_host_cflags "$@"
6c3fa06a 1081 set -- $($host_cflags_filter "$@")
f0125de9
MR
1082 check_host_cc "$@" <<EOF && append host_cflags "$@"
1083int x;
1084EOF
1085}
1086
27565164
DB
1087check_host_cpp_condition(){
1088 log check_host_cpp_condition "$@"
1089 header=$1
1090 condition=$2
1091 shift 2
1092 check_host_cpp "$@" <<EOF
1093#include <$header>
1094#if !($condition)
1095#error "unsatisfied condition: $condition"
1096#endif
1097EOF
1098}
1099
c505dd31
MR
1100apply(){
1101 file=$1
1102 shift
1103 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1104}
1105
c34681df 1106cp_if_changed(){
5e27ec28
MR
1107 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1108 mkdir -p "$(dirname $2)"
4ebc6a74 1109 $cp_f "$1" "$2"
c34681df
MR
1110}
1111
dcd61286
DB
1112# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1113# system-dependent things.
1114
4a0d6686
AJ
1115COMPONENT_LIST="
1116 bsfs
1117 decoders
1118 demuxers
1119 encoders
3cde40aa 1120 filters
5666fd73 1121 hwaccels
c552605c 1122 indevs
4a0d6686 1123 muxers
c552605c 1124 outdevs
4a0d6686
AJ
1125 parsers
1126 protocols
1127"
1128
ab81f24a 1129EXAMPLE_LIST="
b339182e 1130 avcodec_example
e7dfaf16 1131 filter_audio_example
b339182e 1132 metadata_example
ab81f24a 1133 output_example
10421bcf 1134 transcode_aac_example
ab81f24a
DB
1135"
1136
3fc09b00
MR
1137EXTERNAL_LIBRARY_LIST="
1138 avisynth
1139 bzlib
1140 frei0r
1141 gnutls
1c0210c7 1142 libbs2b
3fc09b00
MR
1143 libcdio
1144 libdc1394
1145 libfaac
1146 libfdk_aac
f1b239ec 1147 libfontconfig
3fc09b00
MR
1148 libfreetype
1149 libgsm
1150 libilbc
1151 libmp3lame
1152 libopencore_amrnb
1153 libopencore_amrwb
1154 libopencv
1155 libopenjpeg
1156 libopus
1157 libpulse
1158 librtmp
1159 libschroedinger
1160 libspeex
1161 libtheora
718907cd 1162 libtwolame
3fc09b00
MR
1163 libvo_aacenc
1164 libvo_amrwbenc
1165 libvorbis
1166 libvpx
84d3ff50 1167 libwavpack
be7c3231 1168 libwebp
3fc09b00 1169 libx264
50ea9315 1170 libx265
3fc09b00
MR
1171 libxavs
1172 libxvid
1173 openssl
1174 x11grab
1175 zlib
1176"
1177
d0adf55c
DB
1178FEATURE_LIST="
1179 gray
1180 hardcoded_tables
1181 runtime_cpudetect
1182 safe_bitstream_reader
1183 shared
1184 small
1185 sram
1186 static
1187 swscale_alpha
1188"
1189
70b348ec
DB
1190HWACCEL_LIST="
1191 dxva2
1192 vaapi
1193 vda
1194 vdpau
1195"
7caf48e0 1196
d89f2fa9
DB
1197LIBRARY_LIST="
1198 avcodec
1199 avdevice
1200 avfilter
1201 avformat
1202 avresample
1203 avutil
1204 swscale
1205"
1206
d0adf55c
DB
1207LICENSE_LIST="
1208 gpl
1209 nonfree
1210 version3
1211"
1212
055c61b8
DB
1213PROGRAM_LIST="
1214 avconv
1215 avplay
1216 avprobe
055c61b8
DB
1217"
1218
d0adf55c 1219SUBSYSTEM_LIST="
7f3f5f46 1220 dct
4da3f410 1221 doc
0b499c9b 1222 error_resilience
1848f7d9 1223 fft
b781cc12 1224 lsp
2a91ada8 1225 lzo
47a158cb 1226 mdct
d0adf55c
DB
1227 network
1228 rdft
1229"
1230
1231CONFIG_LIST="
1232 $COMPONENT_LIST
1233 $EXAMPLE_LIST
1234 $EXTERNAL_LIBRARY_LIST
1235 $FEATURE_LIST
1236 $HWACCEL_LIST
1237 $LICENSE_LIST
1238 $LIBRARY_LIST
1239 $PROGRAM_LIST
1240 $SUBSYSTEM_LIST
c88f5d72 1241 memalign_hack
44a0a98f 1242 neon_clobber_test
8a3c8627 1243 pic
7caf48e0 1244 pod2man
f187557a 1245 texi2html
8986fddc 1246 thumb
7e4d9d5d 1247 xmm_clobber_test
4a0d6686 1248"
c88f5d72 1249
7caf48e0 1250THREADS_LIST="
8eee7025
DB
1251 pthreads
1252 w32threads
7caf48e0 1253"
8eee7025 1254
7caf48e0 1255ATOMICS_LIST="
f9f6402e 1256 atomics_gcc
f9f6402e 1257 atomics_suncc
93e65e9a 1258 atomics_win32
7caf48e0 1259"
f9f6402e 1260
7caf48e0 1261ARCH_LIST="
5873b623 1262 aarch64
3f5b56e5 1263 alpha
a2fc0f6a 1264 arm
fdcd782d
MR
1265 avr32
1266 avr32_ap
1267 avr32_uc
3f5b56e5
MR
1268 bfin
1269 ia64
1270 m68k
1271 mips
bae3abb0 1272 mips64
3f5b56e5 1273 parisc
79cb09b2 1274 ppc
34d11b87 1275 ppc64
3f5b56e5
MR
1276 s390
1277 sh4
1278 sparc
1279 sparc64
c75848cd
DB
1280 tilegx
1281 tilepro
0844bae1 1282 tomi
3f5b56e5
MR
1283 x86
1284 x86_32
1285 x86_64
7caf48e0 1286"
3f5b56e5 1287
7caf48e0 1288ARCH_EXT_LIST_ARM="
81dfa21e
MR
1289 armv5te
1290 armv6
1291 armv6t2
8675bcb0 1292 armv8
81dfa21e 1293 neon
b3267559 1294 vfp
81dfa21e 1295 vfpv3
7caf48e0 1296"
81dfa21e 1297
7caf48e0 1298ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1299 amd3dnow
a1ef9f08 1300 amd3dnowext
50cd43f2 1301 avx
4d6ee072 1302 avx2
1b932eb1 1303 fma3
50cd43f2
DB
1304 fma4
1305 mmx
1306 mmxext
1307 sse
1308 sse2
1309 sse3
1310 sse4
1311 sse42
1312 ssse3
7caf48e0
DB
1313 xop
1314"
50cd43f2 1315
7a650caf
DB
1316ARCH_EXT_LIST_PPC="
1317 altivec
1318 dcbzl
1319 ldbrx
1320 ppc4xx
1321"
1322
84bf8817
DB
1323ARCH_EXT_LIST_X86="
1324 $ARCH_EXT_LIST_X86_SIMD
1325 cpunop
1326 i686
1327"
1328
50cd43f2 1329ARCH_EXT_LIST="
81dfa21e 1330 $ARCH_EXT_LIST_ARM
7a650caf 1331 $ARCH_EXT_LIST_PPC
50cd43f2 1332 $ARCH_EXT_LIST_X86
7a650caf
DB
1333 loongson
1334 vis
50cd43f2 1335"
3f5b56e5 1336
7a650caf
DB
1337ARCH_FEATURES="
1338 aligned_stack
1339 fast_64bit
1340 fast_clz
1341 fast_cmov
1342 local_aligned_8
1343 local_aligned_16
eba2233b 1344 simd_align_16
7a650caf
DB
1345"
1346
1347BUILTIN_LIST="
1348 atomic_cas_ptr
1349 machine_rw_barrier
1350 MemoryBarrier
1351 mm_empty
1352 rdtsc
1353 sync_val_compare_and_swap
1354"
7caf48e0 1355HAVE_LIST_CMDLINE="
fd712a55
DB
1356 inline_asm
1357 symver
1358 yasm
7caf48e0 1359"
fd712a55 1360
7caf48e0 1361HAVE_LIST_PUB="
a3e02a8c 1362 bigendian
d268eee9 1363 fast_unaligned
7caf48e0 1364"
a3e02a8c 1365
7a650caf
DB
1366HEADERS_LIST="
1367 alsa_asoundlib_h
1368 altivec_h
1369 arpa_inet_h
1370 cdio_paranoia_h
1371 cdio_paranoia_paranoia_h
1372 dev_bktr_ioctl_bt848_h
1373 dev_bktr_ioctl_meteor_h
1374 dev_ic_bt8xx_h
1375 dev_video_bktr_ioctl_bt848_h
1376 dev_video_meteor_ioctl_meteor_h
1377 direct_h
1378 dlfcn_h
1379 dxva_h
1380 gsm_h
1381 io_h
1382 mach_mach_time_h
1383 machine_ioctl_bt848_h
1384 machine_ioctl_meteor_h
1385 malloc_h
1386 poll_h
1387 sndio_h
1388 soundcard_h
1389 sys_mman_h
1390 sys_param_h
1391 sys_resource_h
1392 sys_select_h
1393 sys_soundcard_h
1394 sys_time_h
1395 sys_un_h
1396 sys_videoio_h
1397 unistd_h
1398 windows_h
1399 winsock2_h
1400"
1401
d45ebd48
JG
1402INTRINSICS_LIST="
1403 intrinsics_neon
1404"
1405
79042ab3 1406MATH_FUNCS="
fab0a8b2
MR
1407 atanf
1408 atan2f
79042ab3 1409 cbrtf
fab0a8b2 1410 cosf
79042ab3
DB
1411 exp2
1412 exp2f
fab0a8b2 1413 expf
79042ab3
DB
1414 isinf
1415 isnan
fab0a8b2 1416 ldexpf
79042ab3
DB
1417 llrint
1418 llrintf
1419 log2
1420 log2f
fab0a8b2 1421 log10f
79042ab3
DB
1422 lrint
1423 lrintf
fab0a8b2 1424 powf
79042ab3
DB
1425 rint
1426 round
1427 roundf
fab0a8b2 1428 sinf
79042ab3
DB
1429 trunc
1430 truncf
1431"
1432
7a650caf 1433SYSTEM_FUNCS="
be1a839c 1434 aligned_malloc
ecf97f22 1435 closesocket
15caccb9 1436 CommandLineToArgvW
a61c2115 1437 CoTaskMemFree
1093383d 1438 CryptGenRandom
c88f5d72 1439 dlopen
534a2231 1440 fcntl
e854b8f9 1441 flt_lim
9d99cc5a 1442 fork
84882df6 1443 getaddrinfo
da9e86f8 1444 gethrtime
667fb97a 1445 getopt
02e8f427 1446 GetProcessAffinityMask
fc5607f8 1447 GetProcessMemoryInfo
4e68cb8a 1448 GetProcessTimes
66be5b45 1449 getrusage
c3e73100 1450 getservbyport
7caf48e0 1451 GetSystemTimeAsFileTime
61183b5a 1452 gettimeofday
2e1913b1 1453 inet_aton
abfc8d05 1454 isatty
8772997d 1455 jack_port_get_latency_range
a5b64584 1456 localtime_r
c708b540 1457 mach_absolute_time
73f6d31e 1458 MapViewOfFile
c88f5d72 1459 memalign
6ffa87d3 1460 mkstemp
0328b9ea 1461 mmap
e98b02de 1462 mprotect
d3d3a32c 1463 nanosleep
1f91cdce 1464 posix_memalign
ea4d5f48 1465 sched_getaffinity
7e6a11bc 1466 SetConsoleTextAttribute
b507ebd1 1467 setmode
3e0b1c9a 1468 setrlimit
d3d3a32c 1469 Sleep
87958234 1470 strerror_r
6379900c 1471 strptime
7a650caf
DB
1472 sysconf
1473 sysctl
1474 usleep
1475 VirtualAlloc
1476"
1477
1478TOOLCHAIN_FEATURES="
896a5bff 1479 as_dn_directive
d5a55981 1480 as_func
7a650caf
DB
1481 asm_mod_q
1482 attribute_may_alias
1483 attribute_packed
1484 ebp_available
1485 ebx_available
1486 gnu_as
1487 ibm_asm
1488 inline_asm_labels
1489 pragma_deprecated
1490 symver_asm_label
1491 symver_gnu_asm
1492 vfp_args
1493 xform_asm
1494 xmm_clobbers
1495"
1496
1497TYPES_LIST="
1498 socklen_t
c0018613 1499 struct_addrinfo
75d339e0
MS
1500 struct_group_source_req
1501 struct_ip_mreq_source
b4d68544 1502 struct_ipv6_mreq
cdee08e3 1503 struct_pollfd
3e0b1c9a 1504 struct_rusage_ru_maxrss
b4d68544 1505 struct_sockaddr_in6
3b2372bf 1506 struct_sockaddr_sa_len
33a4dbdd 1507 struct_sockaddr_storage
a6a4793d 1508 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1509"
1510
1511HAVE_LIST="
1512 $ARCH_EXT_LIST
1513 $(add_suffix _external $ARCH_EXT_LIST)
1514 $(add_suffix _inline $ARCH_EXT_LIST)
1515 $ARCH_FEATURES
1516 $ATOMICS_LIST
1517 $BUILTIN_LIST
1518 $HAVE_LIST_CMDLINE
1519 $HAVE_LIST_PUB
1520 $HEADERS_LIST
d45ebd48 1521 $INTRINSICS_LIST
7a650caf
DB
1522 $MATH_FUNCS
1523 $SYSTEM_FUNCS
1524 $THREADS_LIST
1525 $TOOLCHAIN_FEATURES
1526 $TYPES_LIST
1527 atomics_native
1528 dos_paths
a61c2115 1529 dxva2_lib
7a650caf
DB
1530 libc_msvcrt
1531 libdc1394_1
1532 libdc1394_2
1533 sdl
b265431e 1534 threads
7671dd7c 1535 vdpau_x11
7671dd7c 1536 xlib
0cb78cef 1537"
44161118 1538
511cf612 1539# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1540CONFIG_EXTRA="
87849592 1541 aandcttables
bfe9f48a 1542 ac3dsp
aa11cb79 1543 audio_frame_queue
9a9e2f1c 1544 audiodsp
e74433a8 1545 blockdsp
c67b449b 1546 bswapdsp
8ef33497 1547 cabac
f6ee61fb 1548 dvprofile
a9aee08d 1549 fdctdsp
bfe9f48a 1550 gcrypt
478fd534 1551 golomb
9cad0e4e 1552 gplv3
0338c396 1553 h263dsp
478fd534
DB
1554 h264chroma
1555 h264dsp
1556 h264pred
915a2a0a 1557 h264qpel
68d8238c 1558 hpeldsp
478fd534 1559 huffman
0d439fbe 1560 huffyuvdsp
512f3ffe 1561 huffyuvencdsp
e3fcb143 1562 idctdsp
bd499d9a 1563 iirfilter
dc4d726b 1564 intrax8
9cad0e4e 1565 lgplv3
478fd534 1566 lpc
2d604443 1567 me_cmp
7b9ef8d7 1568 mpeg_er
1e164c0b 1569 mpegaudio
bfe9f48a 1570 mpegaudiodsp
18bbca1f 1571 mpegvideo
ad08dfd5 1572 mpegvideoenc
bfe9f48a 1573 nettle
f46bb608 1574 pixblockdsp
368f5035 1575 qpeldsp
f704a079 1576 rangecoder
255d9c57 1577 riffdec
3dd5c95d 1578 riffenc
bfe9f48a 1579 rtpdec
5ad2f0bf 1580 rtpenc_chain
bfe9f48a 1581 sinewin
db7f1c7c 1582 startcode
57f09608 1583 tpeldsp
8c53d39e 1584 videodsp
ab9f9876 1585 vp3dsp
b6bb00b0
MR
1586"
1587
520cc7f1 1588CMDLINE_SELECT="
3f5b56e5 1589 $ARCH_EXT_LIST
520cc7f1 1590 $CONFIG_LIST
fd712a55 1591 $HAVE_LIST_CMDLINE
8eee7025 1592 $THREADS_LIST
c8a4ae00 1593 asm
db6107b6 1594 cross_compile
520cc7f1
MR
1595 debug
1596 extra_warnings
8c6afa4d 1597 logging
65d12900 1598 lto
d2bbb2f7 1599 optimizations
749b1f13 1600 rpath
520cc7f1 1601"
426be5dc 1602
7caf48e0 1603PATHS_LIST="
d156bede 1604 bindir
14a8acf1 1605 datadir
f4ca970d 1606 docdir
26759c44
MR
1607 incdir
1608 libdir
26759c44
MR
1609 mandir
1610 prefix
1611 shlibdir
7caf48e0 1612"
426be5dc
DB
1613
1614CMDLINE_SET="
1615 $PATHS_LIST
121d78d0 1616 ar
426be5dc 1617 arch
313c46a6 1618 as
426be5dc
DB
1619 build_suffix
1620 cc
1621 cpu
1622 cross_prefix
50567afa 1623 dep_cc
ac63af34 1624 extra_version
9da6609f
MR
1625 host_cc
1626 host_cflags
095792f2 1627 host_ld
9da6609f
MR
1628 host_ldflags
1629 host_libs
82bb3329 1630 host_os
684b28e0 1631 ld
426be5dc 1632 logfile
4ae40685 1633 malloc_prefix
89641463 1634 nm
9cd7b854 1635 optflags
3f8040db 1636 pkg_config
390acbea 1637 pkg_config_flags
154caa67 1638 random_seed
2fad0977 1639 samples
c5200f17
MR
1640 sysinclude
1641 sysroot
a7ada2ba 1642 target_exec
26759c44 1643 target_os
a7ada2ba 1644 target_path
ba13606c 1645 target_samples
aeeb782c 1646 toolchain
426be5dc 1647"
520cc7f1 1648
89f2932b
MR
1649CMDLINE_APPEND="
1650 extra_cflags
4cc4b33f 1651 host_cppflags
89f2932b
MR
1652"
1653
912f3148
DB
1654# code dependency declarations
1655
9eeed841 1656# architecture extensions
808fa33c 1657
a2fc0f6a
MR
1658armv5te_deps="arm"
1659armv6_deps="arm"
ab5cb084 1660armv6t2_deps="arm"
8675bcb0 1661armv8_deps="aarch64"
b7b17ed6 1662neon_deps_any="aarch64 arm"
d45ebd48 1663intrinsics_neon_deps="neon"
b7b17ed6 1664vfp_deps_any="aarch64 arm"
b3267559 1665vfpv3_deps="vfp"
808fa33c 1666
637606de
MR
1667map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1668
808fa33c
MR
1669altivec_deps="ppc"
1670ppc4xx_deps="ppc"
1671
84146963
DB
1672cpunop_deps="i686"
1673x86_64_select="i686"
1674x86_64_suggest="fast_cmov"
50cd43f2 1675
808fa33c
MR
1676amd3dnow_deps="mmx"
1677amd3dnowext_deps="amd3dnow"
fb87e69f 1678i686_deps="x86"
9eeed841 1679mmx_deps="x86"
239fdf1b 1680mmxext_deps="mmx"
50cd43f2
DB
1681sse_deps="mmxext"
1682sse2_deps="sse"
1683sse3_deps="sse2"
1684ssse3_deps="sse3"
1685sse4_deps="ssse3"
1686sse42_deps="sse4"
1687avx_deps="sse42"
10b0161d 1688xop_deps="avx"
1b932eb1 1689fma3_deps="avx"
79687079 1690fma4_deps="avx"
4d6ee072 1691avx2_deps="avx"
9eeed841 1692
43b73d59
DB
1693mmx_external_deps="yasm"
1694mmx_inline_deps="inline_asm"
1695mmx_suggest="mmx_external mmx_inline"
1696
84bf8817 1697for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1698 eval dep=\$${ext}_deps
1699 eval ${ext}_external_deps='"${dep}_external"'
1700 eval ${ext}_inline_deps='"${dep}_inline"'
1701 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1702done
1703
032d4da8
JG
1704aligned_stack_if_any="aarch64 ppc x86"
1705fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1706fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1707fast_unaligned_if_any="aarch64 ppc x86"
eba2233b 1708simd_align_16_if_any="altivec neon sse"
89e053f8 1709
1a5fdf95
DB
1710# system capabilities
1711log2_deps="!libc_msvcrt"
1712
b462d132
MR
1713symver_if_any="symver_asm_label symver_gnu_asm"
1714
8558595a
DB
1715# threading support
1716atomics_gcc_if="sync_val_compare_and_swap"
1717atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1718atomics_win32_if="MemoryBarrier"
1719atomics_native_if_any="$ATOMICS_LIST"
874c751c 1720w32threads_deps="atomics_native"
8558595a
DB
1721threads_if_any="$THREADS_LIST"
1722
26fbcc85 1723# subsystems
dc609252 1724dct_select="rdft"
2d604443 1725error_resilience_select="me_cmp"
fbf4d219 1726intrax8_select="error_resilience"
26fbcc85
MR
1727mdct_select="fft"
1728rdft_select="fft"
2d604443 1729me_cmp_select="fdctdsp idctdsp pixblockdsp"
7b9ef8d7 1730mpeg_er_select="error_resilience"
1e164c0b 1731mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1732mpegaudiodsp_select="dct"
2d604443
DB
1733mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
1734mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
26fbcc85 1735
ed40b6bf 1736# decoders / encoders
cfc2a0cf 1737aac_decoder_select="mdct sinewin"
bd499d9a 1738aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
136e19e1 1739aac_latm_decoder_select="aac_decoder aac_latm_parser"
c67b449b 1740ac3_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2d604443
DB
1741ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
1742ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
e3fcb143 1743aic_decoder_select="golomb idctdsp"
f4d608e3 1744alac_encoder_select="lpc"
c67b449b 1745als_decoder_select="bswapdsp"
b781cc12 1746amrnb_decoder_select="lsp"
2b2a597e 1747amrwb_decoder_select="lsp"
0a36988e 1748amv_decoder_select="sp5x_decoder"
c67b449b 1749ape_decoder_select="bswapdsp"
e3fcb143 1750asv1_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1751asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
e3fcb143 1752asv2_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1753asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
4538729a 1754atrac1_decoder_select="mdct sinewin"
26fbcc85 1755atrac3_decoder_select="mdct"
e6f0bb65 1756atrac3p_decoder_select="mdct sinewin"
e74433a8 1757bink_decoder_select="blockdsp hpeldsp"
a33657ce
DB
1758binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1759binkaudio_rdft_decoder_select="mdct rdft sinewin"
e3fcb143 1760cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
c67b449b 1761cllc_decoder_select="bswapdsp"
9b500b8f 1762comfortnoise_encoder_select="lpc"
9a9e2f1c 1763cook_decoder_select="audiodsp mdct sinewin"
2a91ada8 1764cscd_decoder_select="lzo"
2eef7c62 1765cscd_decoder_suggest="zlib"
26fbcc85 1766dca_decoder_select="mdct"
e3fcb143 1767dnxhd_decoder_select="blockdsp idctdsp"
f46bb608 1768dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
f6ee61fb 1769dvvideo_decoder_select="dvprofile idctdsp"
2d604443 1770dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
61c31e4e 1771dxa_decoder_deps="zlib"
baf91bb9 1772eac3_decoder_select="ac3_decoder"
4264a0dd 1773eac3_encoder_select="ac3_encoder"
e3fcb143
DB
1774eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1775eatgq_decoder_select="aandcttables idctdsp"
1776eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
38389058 1777exr_decoder_deps="zlib"
cd832f03
DB
1778ffv1_decoder_select="golomb rangecoder"
1779ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1780ffvhuff_decoder_select="huffyuv_decoder"
1781ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1782fic_decoder_select="golomb"
4f034993 1783flac_decoder_select="golomb"
c67b449b 1784flac_encoder_select="bswapdsp golomb lpc"
61c31e4e
DB
1785flashsv_decoder_deps="zlib"
1786flashsv_encoder_deps="zlib"
1787flashsv2_decoder_deps="zlib"
4414137e 1788flv_decoder_select="h263_decoder"
4d4b4bd1 1789flv_encoder_select="h263_encoder"
c67b449b
DB
1790fourxm_decoder_select="blockdsp bswapdsp"
1791fraps_decoder_select="bswapdsp huffman"
61c31e4e 1792g2m_decoder_deps="zlib"
e3fcb143 1793g2m_decoder_select="blockdsp idctdsp"
7b9ef8d7 1794h261_decoder_select="mpeg_er mpegvideo"
ad08dfd5 1795h261_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1796h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
0338c396 1797h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1798h263i_decoder_select="h263_decoder"
fe629c2d 1799h263p_encoder_select="h263_encoder"
db7f1c7c 1800h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel startcode videodsp"
0b499c9b 1801h264_decoder_suggest="error_resilience"
c67b449b
DB
1802hevc_decoder_select="bswapdsp cabac golomb videodsp"
1803huffyuv_decoder_select="bswapdsp huffyuvdsp"
1804huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
34150be5 1805iac_decoder_select="imc_decoder"
c67b449b 1806imc_decoder_select="bswapdsp fft mdct sinewin"
8f992dc8 1807indeo3_decoder_select="hpeldsp"
8071264f 1808interplay_video_decoder_select="hpeldsp"
8e0cf39f 1809jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1810jpegls_encoder_select="golomb"
e74433a8 1811jv_decoder_select="blockdsp"
0d439fbe 1812lagarith_decoder_select="huffyuvdsp"
e3fcb143 1813ljpeg_encoder_select="aandcttables idctdsp"
4f034993 1814loco_decoder_select="golomb"
e3fcb143 1815mdec_decoder_select="blockdsp idctdsp mpegvideo"
3e589878 1816metasound_decoder_select="lsp mdct sinewin"
e3fcb143
DB
1817mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
1818mjpeg_decoder_select="blockdsp hpeldsp idctdsp"
6cd76e54 1819mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1820mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1821mlp_decoder_select="mlp_parser"
c67b449b 1822motionpixels_decoder_select="bswapdsp"
1e164c0b
DB
1823mp1_decoder_select="mpegaudio"
1824mp1float_decoder_select="mpegaudio"
1825mp2_decoder_select="mpegaudio"
1826mp2float_decoder_select="mpegaudio"
1827mp3_decoder_select="mpegaudio"
1828mp3adu_decoder_select="mpegaudio"
1829mp3adufloat_decoder_select="mpegaudio"
1830mp3float_decoder_select="mpegaudio"
1831mp3on4_decoder_select="mpegaudio"
1832mp3on4float_decoder_select="mpegaudio"
c67b449b 1833mpc7_decoder_select="bswapdsp mpegaudiodsp"
88b24064 1834mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1835mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1836mpeg_xvmc_decoder_select="mpeg2video_decoder"
7b9ef8d7 1837mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1838mpeg1video_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1839mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1840mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1841mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1842mpeg4_encoder_select="h263_encoder"
4414137e 1843msmpeg4v1_decoder_select="h263_decoder"
4414137e 1844msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1845msmpeg4v2_encoder_select="h263_encoder"
4414137e 1846msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1847msmpeg4v3_encoder_select="h263_encoder"
7b9ef8d7 1848mss2_decoder_select="error_resilience mpeg_er qpeldsp vc1_decoder"
8e0cf39f 1849mxpeg_decoder_select="mjpeg_decoder"
4538729a 1850nellymoser_decoder_select="mdct sinewin"
aa11cb79 1851nellymoser_encoder_select="audio_frame_queue mdct sinewin"
e3fcb143 1852nuv_decoder_select="idctdsp lzo"
e2834567 1853on2avc_decoder_select="mdct"
b70d7a4a 1854opus_decoder_deps="avresample"
61c31e4e 1855png_decoder_deps="zlib"
61c31e4e 1856png_encoder_deps="zlib"
512f3ffe 1857png_encoder_select="huffyuvencdsp"
e3fcb143 1858prores_decoder_select="idctdsp"
a9aee08d 1859prores_encoder_select="fdctdsp"
b781cc12 1860qcelp_decoder_select="lsp"
c4f5c2d6 1861qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1862ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1863ralf_decoder_select="golomb"
7b9ef8d7 1864rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1865rv10_encoder_select="h263_encoder"
7b9ef8d7 1866rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1867rv20_encoder_select="h263_encoder"
7b9ef8d7
DB
1868rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
1869rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
4f034993 1870shorten_decoder_select="golomb"
b781cc12 1871sipr_decoder_select="lsp"
8e0cf39f 1872sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1873svq1_decoder_select="hpeldsp"
2d604443 1874svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
57f09608 1875svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1876svq3_decoder_suggest="zlib"
9a9e2f1c 1877tak_decoder_select="audiodsp"
4eef77c1 1878theora_decoder_select="vp3_decoder"
7caf48e0 1879thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1880tiff_decoder_suggest="zlib"
1881tiff_encoder_suggest="zlib"
aec09a00 1882truehd_decoder_select="mlp_decoder"
c67b449b
DB
1883truemotion2_decoder_select="bswapdsp"
1884truespeech_decoder_select="bswapdsp"
61c31e4e 1885tscc_decoder_deps="zlib"
4538729a 1886twinvq_decoder_select="mdct lsp sinewin"
c67b449b
DB
1887utvideo_decoder_select="bswapdsp"
1888utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
0d439fbe 1889vble_decoder_select="huffyuvdsp"
adf8227c 1890vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp startcode"
45ecda85 1891vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1892vorbis_decoder_select="mdct"
1893vorbis_encoder_select="mdct"
3bd062bf 1894vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1895vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1896vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1897vp6a_decoder_select="vp6_decoder"
1898vp6f_decoder_select="vp6_decoder"
ac4b32df 1899vp7_decoder_select="h264pred videodsp"
8c53d39e 1900vp8_decoder_select="h264pred videodsp"
72ca830f 1901vp9_decoder_select="videodsp"
c4bfa098 1902webp_decoder_select="vp8_decoder"
4538729a
MR
1903wmapro_decoder_select="mdct sinewin"
1904wmav1_decoder_select="mdct sinewin"
1905wmav1_encoder_select="mdct sinewin"
1906wmav2_decoder_select="mdct sinewin"
1907wmav2_encoder_select="mdct sinewin"
1908wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1909wmv1_decoder_select="h263_decoder"
665507aa 1910wmv1_encoder_select="h263_encoder"
e3fcb143 1911wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp"
1746e2a9 1912wmv2_encoder_select="h263_encoder"
015f8ee0 1913wmv3_decoder_select="vc1_decoder"
45ecda85 1914wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1915zerocodec_decoder_deps="zlib"
1916zlib_decoder_deps="zlib"
1917zlib_encoder_deps="zlib"
1918zmbv_decoder_deps="zlib"
1919zmbv_encoder_deps="zlib"
30fd06be 1920
ed40b6bf 1921# hardware accelerators
215cdd35 1922dxva2_deps="dxva2api_h"
0afab17e 1923vaapi_deps="va_va_h"
ac3dbb4d 1924vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1925vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1926vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1927
82ca17ac
DB
1928h263_vaapi_hwaccel_deps="vaapi"
1929h263_vaapi_hwaccel_select="h263_decoder"
1930h263_vdpau_hwaccel_deps="vdpau"
1931h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1932h264_dxva2_hwaccel_deps="dxva2"
1933h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1934h264_vaapi_hwaccel_deps="vaapi"
1935h264_vaapi_hwaccel_select="h264_decoder"
1936h264_vda_hwaccel_deps="vda"
1937h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1938h264_vda_old_hwaccel_deps="vda"
1939h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1940h264_vdpau_hwaccel_deps="vdpau"
1941h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1942mpeg1_vdpau_hwaccel_deps="vdpau"
1943mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1944mpeg2_dxva2_hwaccel_deps="dxva2"
1945mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1946mpeg2_vaapi_hwaccel_deps="vaapi"
1947mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1948mpeg2_vdpau_hwaccel_deps="vdpau"
1949mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1950mpeg4_vaapi_hwaccel_deps="vaapi"
1951mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1952mpeg4_vdpau_hwaccel_deps="vdpau"
1953mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1954vc1_dxva2_hwaccel_deps="dxva2"
1955vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1956vc1_vaapi_hwaccel_deps="vaapi"
1957vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1958vc1_vdpau_hwaccel_deps="vdpau"
1959vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1960wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1961wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1962wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1963
28b80940 1964# parsers
fb7127b2 1965h264_parser_select="h264_decoder"
a6a675a7 1966mpegvideo_parser_select="mpegvideo"
7b9ef8d7 1967mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
adf8227c 1968vc1_parser_select="mpegvideo startcode"
28b80940 1969
912f3148 1970# external libraries
c9171a83 1971libfaac_encoder_deps="libfaac"
aa11cb79 1972libfaac_encoder_select="audio_frame_queue"
4f2b469d 1973libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1974libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1975libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1976libgsm_decoder_deps="libgsm"
1977libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1978libgsm_ms_decoder_deps="libgsm"
1979libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1980libilbc_decoder_deps="libilbc"
1981libilbc_encoder_deps="libilbc"
1cc60c47 1982libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1983libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1984libopencore_amrnb_decoder_deps="libopencore_amrnb"
1985libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1986libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1987libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1988libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1989libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1990libopus_decoder_deps="libopus"
6cb8c854 1991libopus_encoder_deps="libopus"
aa11cb79 1992libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1993libschroedinger_decoder_deps="libschroedinger"
1994libschroedinger_encoder_deps="libschroedinger"
ae14f311 1995libspeex_decoder_deps="libspeex"
b606a017 1996libspeex_encoder_deps="libspeex"
aa11cb79 1997libspeex_encoder_select="audio_frame_queue"
150d2772 1998libtheora_encoder_deps="libtheora"
718907cd 1999libtwolame_encoder_deps="libtwolame"
d89e738a 2000libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 2001libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 2002libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 2003libvorbis_encoder_deps="libvorbis"
aa11cb79 2004libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
2005libvpx_vp8_decoder_deps="libvpx"
2006libvpx_vp8_encoder_deps="libvpx"
2007libvpx_vp9_decoder_deps="libvpx"
2008libvpx_vp9_encoder_deps="libvpx"
84d3ff50 2009libwavpack_encoder_deps="libwavpack"
be7c3231 2010libwebp_encoder_deps="libwebp"
1cc60c47 2011libx264_encoder_deps="libx264"
50ea9315 2012libx265_encoder_deps="libx265"
de295976 2013libxavs_encoder_deps="libxavs"
1cc60c47 2014libxvid_encoder_deps="libxvid"
30fd06be 2015
912f3148 2016# demuxers / muxers
c2dd0e9e 2017ac3_demuxer_select="ac3_parser"
255d9c57 2018asf_demuxer_select="riffdec"
3dd5c95d 2019asf_muxer_select="riffenc"
647c2356 2020asf_stream_muxer_select="asf_muxer"
255d9c57 2021avi_demuxer_select="riffdec"
3dd5c95d 2022avi_muxer_select="riffenc"
4e622dea 2023avisynth_demuxer_deps="avisynth"
255d9c57
DB
2024avisynth_demuxer_select="riffdec"
2025caf_demuxer_select="riffdec"
c2dd0e9e 2026dirac_demuxer_select="dirac_parser"
f6ee61fb
AK
2027dv_demuxer_select="dvprofile"
2028dv_muxer_select="dvprofile"
255d9c57 2029dxa_demuxer_select="riffdec"
5b423887 2030eac3_demuxer_select="ac3_parser"
e01fba55 2031f4v_muxer_select="mov_muxer"
c2dd0e9e 2032flac_demuxer_select="flac_parser"
435214a7 2033hds_muxer_select="flv_muxer"
c9031c7c 2034hls_muxer_select="mpegts_muxer"
647c2356 2035ipod_muxer_select="mov_muxer"
31f16dc1 2036ismv_muxer_select="mov_muxer"
647c2356 2037matroska_audio_muxer_select="matroska_muxer"
255d9c57 2038matroska_demuxer_select="riffdec"
2a91ada8 2039matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2040matroska_muxer_select="riffenc"
2041mmf_muxer_select="riffenc"
255d9c57 2042mov_demuxer_select="riffdec"
4e622dea 2043mov_demuxer_suggest="zlib"
3dd5c95d 2044mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2045mp3_demuxer_select="mpegaudio_parser"
647c2356 2046mp4_muxer_select="mov_muxer"
75644335 2047mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2048mpegtsraw_demuxer_select="mpegts_demuxer"
2049mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2050nut_muxer_select="riffenc"
255d9c57 2051nuv_demuxer_select="riffdec"
051aadee 2052oga_muxer_select="ogg_muxer"
24ca518b 2053ogg_demuxer_select="golomb"
051aadee 2054opus_muxer_select="ogg_muxer"
647c2356 2055psp_muxer_select="mov_muxer"
44594cc7 2056rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2057rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2058rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2059rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2060sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2061sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2062sdp_demuxer_select="rtpdec"
e772f9fa 2063smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2064spdif_muxer_select="aac_parser"
051aadee 2065spx_muxer_select="ogg_muxer"
57231e4d 2066tak_demuxer_select="tak_parser"
647c2356
DB
2067tg2_muxer_select="mov_muxer"
2068tgp_muxer_select="mov_muxer"
a7d45e06 2069w64_demuxer_select="wav_demuxer"
255d9c57 2070wav_demuxer_select="riffdec"
3dd5c95d
DB
2071wav_muxer_select="riffenc"
2072webm_muxer_select="riffenc"
255d9c57
DB
2073wtv_demuxer_select="riffdec"
2074xmv_demuxer_select="riffdec"
2075xwma_demuxer_select="riffdec"
4e622dea
SS
2076
2077# indevs / outdevs
38e54a75 2078alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2079alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2080bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2081dv1394_indev_deps="dv1394"
2082dv1394_indev_select="dv_demuxer"
c6f95144 2083fbdev_indev_deps="linux_fb_h"
a3fc62e8 2084jack_indev_deps="jack_jack_h pthreads"
e417d80d 2085libcdio_indev_deps="libcdio"
38e54a75 2086libdc1394_indev_deps="libdc1394"
38e54a75
SS
2087oss_indev_deps_any="soundcard_h sys_soundcard_h"
2088oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2089pulse_indev_deps="libpulse"
15d59d2c
B
2090sndio_indev_deps="sndio_h"
2091sndio_outdev_deps="sndio_h"
38e54a75 2092v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2093vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2094vfwcap_indev_extralibs="-lavicap32"
24f8961f 2095x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2096
912f3148 2097# protocols
acd554c1
SP
2098ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2099ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2100ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2101ffrtmphttp_protocol_deps="!librtmp_protocol"
2102ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2103gopher_protocol_select="network"
279a0c97 2104http_protocol_select="tcp_protocol"
7caf48e0 2105httpproxy_protocol_select="tcp_protocol"
183baead 2106https_protocol_select="tls_protocol"
eb9244f2 2107icecast_protocol_select="http_protocol"
c3b57d6e
DB
2108librtmp_protocol_deps="librtmp"
2109librtmpe_protocol_deps="librtmp"
2110librtmps_protocol_deps="librtmp"
2111librtmpt_protocol_deps="librtmp"
2112librtmpte_protocol_deps="librtmp"
c60a2d70 2113mmsh_protocol_select="http_protocol"
998c1ee1 2114mmst_protocol_select="network"
c3b57d6e 2115rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2116rtmp_protocol_select="tcp_protocol"
acd554c1 2117rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2118rtmps_protocol_deps="!librtmp_protocol"
2119rtmps_protocol_select="tls_protocol"
775c4d36 2120rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2121rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2122rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2123rtp_protocol_select="udp_protocol"
998c1ee1
DB
2124sctp_protocol_deps="struct_sctp_event_subscribe"
2125sctp_protocol_select="network"
0eecafc9 2126srtp_protocol_select="rtp_protocol"
998c1ee1 2127tcp_protocol_select="network"
558d192d
MS
2128tls_protocol_deps_any="openssl gnutls"
2129tls_protocol_select="tcp_protocol"
998c1ee1 2130udp_protocol_select="network"
60538758
LB
2131unix_protocol_deps="sys_un_h"
2132unix_protocol_select="network"
c08fb000 2133
6ebf0bfc 2134# filters
13fabd7a 2135blackframe_filter_deps="gpl"
ce6b6ef6 2136boxblur_filter_deps="gpl"
1c0210c7 2137bs2b_filter_deps="libbs2b"
68b79bfc 2138cropdetect_filter_deps="gpl"
b157be1f 2139delogo_filter_deps="gpl"
a5b64584 2140drawtext_filter_deps="libfreetype"
61b323ce 2141frei0r_filter_deps="frei0r dlopen"
cfec77aa 2142frei0r_filter_extralibs='$ldl'
61b323ce 2143frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2144frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2145hqdn3d_filter_deps="gpl"
3fce1367 2146interlace_filter_deps="gpl"
cf69ad35 2147ocv_filter_deps="libopencv"
7caf48e0 2148resample_filter_deps="avresample"
2f296e39 2149scale_filter_deps="swscale"
6ebf0bfc 2150
ab81f24a 2151# examples
b339182e 2152avcodec_example_deps="avcodec avutil"
e7dfaf16 2153filter_audio_example_deps="avfilter avutil"
b339182e 2154metadata_example_deps="avformat avutil"
ab81f24a 2155output_example_deps="avcodec avformat avutil swscale"
10421bcf 2156transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2157
44951174 2158# libraries, in linking order
d89f2fa9 2159avcodec_deps="avutil"
44951174 2160avdevice_deps="avformat avcodec avutil"
d89f2fa9 2161avfilter_deps="avutil"
44951174 2162avformat_deps="avcodec avutil"
d89f2fa9
DB
2163avresample_deps="avutil"
2164swscale_deps="avutil"
f7679c54 2165
912f3148 2166# programs
54fd593a 2167avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2168avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2169 fps_filter null_filter resample_filter scale_filter
bce70f81 2170 setpts_filter trim_filter"
d173ede1 2171avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2172avplay_libs='$sdl_libs'
266463da 2173avplay_select="rdft"
9e12f0bf 2174avprobe_deps="avcodec avformat"
a2830dca 2175
4da3f410 2176# documentation
92f0abb2 2177pod2man_deps="doc"
4da3f410
DB
2178texi2html_deps="doc"
2179
de6d9b64 2180# default parameters
8a608357 2181
19bd477d 2182logfile="config.log"
8a608357
MR
2183
2184# installation paths
c9d19248
MR
2185prefix_default="/usr/local"
2186bindir_default='${prefix}/bin'
6291d7e4 2187datadir_default='${prefix}/share/avconv'
f4ca970d 2188docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2189incdir_default='${prefix}/include'
2190libdir_default='${prefix}/lib'
2191mandir_default='${prefix}/share/man'
2192shlibdir_default="$libdir_default"
8a608357
MR
2193
2194# toolchain
121d78d0 2195ar_default="ar"
13c7df3d 2196cc_default="gcc"
9da6609f 2197host_cc_default="gcc"
4ebc6a74 2198cp_f="cp -f"
b58b00ae 2199ln_s="ln -s -f"
2a8a860a 2200nm_default="nm -g"
11e6d03a 2201objformat="elf"
3f8040db 2202pkg_config_default=pkg-config
be7109c1 2203ranlib="ranlib"
e52567c2 2204strip="strip"
11e6d03a 2205yasmexe="yasm"
8a608357
MR
2206
2207# machine
8d4c00ed 2208arch_default=$(uname -m)
38d0a8aa 2209cpu="generic"
d45ebd48 2210intrinsics="none"
8a608357 2211
8a608357 2212# OS
8d4c00ed
MR
2213target_os_default=$(tolower $(uname -s))
2214host_os=$target_os_default
8a608357 2215
8a608357 2216# configurable options
ab81f24a 2217enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2218
3e0b1c9a
DB
2219enable asm
2220enable debug
2221enable doc
8400d6b8 2222enable optimizations
8cfbbd92 2223enable safe_bitstream_reader
530dc538 2224enable static
a9ddb5b1 2225enable swscale_alpha
8a608357 2226
2e2ec667
DB
2227# By default, enable only those hwaccels that have no external dependencies.
2228enable dxva2 vdpau
2229
8a608357 2230# build settings
9987769a 2231SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2232LIBPREF="lib"
2233LIBSUF=".a"
c5f14466
RP
2234FULLNAME='$(NAME)$(BUILDSUF)'
2235LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2236SLIBPREF="lib"
2237SLIBSUF=".so"
c5f14466 2238SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2239SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2240SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2241LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2242SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2243SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2244
68485d1f
MR
2245asflags_filter=echo
2246cflags_filter=echo
64933b6c
MR
2247ldflags_filter=echo
2248
23565c26 2249AS_C='-c'
bc877faf 2250AS_O='-o $@'
23565c26 2251CC_C='-c'
18031c49 2252CC_E='-E -o $@'
7e6c86e6 2253CC_O='-o $@'
a758c5e2 2254LD_O='-o $@'
8db73c61
MR
2255LD_LIB='-l%'
2256LD_PATH='-L'
23565c26 2257HOSTCC_C='-c'
27565164 2258HOSTCC_E='-E -o $@'
a758c5e2 2259HOSTCC_O='-o $@'
095792f2 2260HOSTLD_O='-o $@'
7e6c86e6 2261
9da6609f 2262host_libs='-lm'
6c3fa06a
MR
2263host_cflags_filter=echo
2264host_ldflags_filter=echo
9da6609f 2265
9b861379 2266target_path='$(CURDIR)'
a7ada2ba 2267
a158446b
MR
2268# since the object filename is not given with the -MM flag, the compiler
2269# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2270DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2271DEPFLAGS='-MM'
315c741d 2272
c597172e 2273# find source path
24524f36 2274if test -f configure; then
f038cf3c 2275 source_path=.
c597172e 2276else
8477f2de 2277 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2278 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2279 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2280 test -e "$source_path/config.h" &&
2281 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2282fi
2283
13cbe2c0 2284for v in "$@"; do
b04251c5
MR
2285 r=${v#*=}
2286 l=${v%"$r"}
2287 r=$(sh_quote "$r")
29ba0911 2288 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2289done
c597172e 2290
73ef8980
MR
2291find_things(){
2292 thing=$1
2293 pattern=$2
2294 file=$source_path/$3
932ccf39 2295 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2296}
2297
2298ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2299DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2300HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2301PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2302BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2303MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2304DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2305OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2306INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2307PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2308FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2309
54e75be4
DB
2310ALL_COMPONENTS="
2311 $BSF_LIST
2312 $DECODER_LIST
2313 $DEMUXER_LIST
2314 $ENCODER_LIST
2315 $FILTER_LIST
2316 $HWACCEL_LIST
2317 $INDEV_LIST
2318 $MUXER_LIST
2319 $OUTDEV_LIST
2320 $PARSER_LIST
2321 $PROTOCOL_LIST
2322"
2323
8469ae22
MR
2324for n in $COMPONENT_LIST; do
2325 v=$(toupper ${n%s})_LIST
2326 eval enable \$$v
2327 eval ${n}_if_any="\$$v"
2328done
2329
206a070d 2330enable $ARCH_EXT_LIST
c597172e
MR
2331
2332die_unknown(){
2333 echo "Unknown option \"$1\"."
2334 echo "See $0 --help for available options."
2335 exit 1
2336}
2337
7432e872
DB
2338print_3_columns() {
2339 cat | tr ' ' '\n' | sort | pr -r -3 -t
2340}
2341
794f8e97 2342show_list() {
bf0c4afa
RP
2343 suffix=_$1
2344 shift
7432e872 2345 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2346 exit 0
2347}
2348
154caa67
MR
2349rand_list(){
2350 IFS=', '
2351 set -- $*
2352 unset IFS
2353 for thing; do
2354 comp=${thing%:*}
2355 prob=${thing#$comp}
2356 prob=${prob#:}
2357 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2358 echo "prob ${prob:-0.5}"
2359 printf '%s\n' $comp
2360 done
2361}
2362
2363do_random(){
2364 action=$1
2365 shift
2366 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2367 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2368}
2369
c597172e 2370for opt do
7483e694
DB
2371 optval="${opt#*=}"
2372 case "$opt" in
ea061af1
DB
2373 --extra-ldflags=*)
2374 add_ldflags $optval
7e9e7cc2 2375 ;;
bb0babd7
LB
2376 --extra-ldexeflags=*)
2377 add_ldexeflags $optval
2378 ;;
ea061af1
DB
2379 --extra-libs=*)
2380 add_extralibs $optval
7e9e7cc2 2381 ;;
ea061af1
DB
2382 --disable-devices)
2383 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2384 ;;
ea061af1
DB
2385 --enable-debug=*)
2386 debuglevel="$optval"
7e9e7cc2
MR
2387 ;;
2388 --disable-programs)
2389 disable $PROGRAM_LIST
2390 ;;
2391 --disable-everything)
2392 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2393 ;;
844c6852
DB
2394 --disable-all)
2395 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2396 disable $LIBRARY_LIST $PROGRAM_LIST doc
2397 ;;
7e9e7cc2
MR
2398 --enable-random|--disable-random)
2399 action=${opt%%-random}
2400 do_random ${action#--} $COMPONENT_LIST
2401 ;;
2402 --enable-random=*|--disable-random=*)
2403 action=${opt%%-random=*}
2404 do_random ${action#--} $optval
2405 ;;
2406 --enable-*=*|--disable-*=*)
2407 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2408 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2409 eval list=\$$(toupper $thing)_LIST
2410 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2411 $action $(filter "$name" $list)
2412 ;;
894682a9
AK
2413 --enable-avserver|--disable-avserver*)
2414 warn "avserver has been removed, the ${opt} option is only"\
2415 "provided for compatibility and will be removed in the future"
2416 ;;
7e9e7cc2
MR
2417 --enable-?*|--disable-?*)
2418 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2419 if is_in $option $COMPONENT_LIST; then
2420 test $action = disable && action=unset
2421 eval $action \$$(toupper ${option%s})_LIST
2422 elif is_in $option $CMDLINE_SELECT; then
2423 $action $option
2424 else
2425 die_unknown $opt
2426 fi
2427 ;;
2428 --list-*)
2429 NAME="${opt#--list-}"
2430 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2431 NAME=${NAME%s}
2432 eval show_list $NAME \$$(toupper $NAME)_LIST
2433 ;;
2434 --help|-h) show_help
2435 ;;
2436 *)
2437 optname="${opt%%=*}"
2438 optname="${optname#--}"
2439 optname=$(echo "$optname" | sed 's/-/_/g')
2440 if is_in $optname $CMDLINE_SET; then
2441 eval $optname='$optval'
2442 elif is_in $optname $CMDLINE_APPEND; then
2443 append $optname "$optval"
2444 else
2445 die_unknown $opt
2446 fi
2447 ;;
7483e694 2448 esac
c597172e
MR
2449done
2450
bcea99bb
MR
2451disabled logging && logfile=/dev/null
2452
29ba0911 2453echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2454set >> $logfile
2455
9da6609f
MR
2456test -n "$cross_prefix" && enable cross_compile
2457
8d4c00ed
MR
2458if enabled cross_compile; then
2459 test -n "$arch" && test -n "$target_os" ||
2460 die "Must specify target arch and OS when cross-compiling"
2461fi
2462
121d78d0 2463ar_default="${cross_prefix}${ar_default}"
11e6d03a 2464cc_default="${cross_prefix}${cc_default}"
20e0ed95 2465nm_default="${cross_prefix}${nm_default}"
3f8040db 2466pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2467ranlib="${cross_prefix}${ranlib}"
e52567c2 2468strip="${cross_prefix}${strip}"
adb2b908 2469
c5200f17
MR
2470sysinclude_default="${sysroot}/usr/include"
2471
aeeb782c 2472case "$toolchain" in
0fbb62a8
LB
2473 clang-asan)
2474 cc_default="clang"
19f251a2
LB
2475 add_cflags -fsanitize=address
2476 add_ldflags -fsanitize=address
0fbb62a8
LB
2477 ;;
2478 clang-tsan)
2479 cc_default="clang"
19f251a2
LB
2480 add_cflags -fsanitize=thread -pie
2481 add_ldflags -fsanitize=thread -pie
0fbb62a8 2482 ;;
d6a27f88
LB
2483 clang-usan)
2484 cc_default="clang"
4d25c2bc 2485 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2486 add_ldflags -fsanitize=undefined
2487 ;;
0ba49d28
LB
2488 gcc-asan)
2489 cc_default="gcc"
2490 add_cflags -fsanitize=address
2491 add_ldflags -fsanitize=address
2492 ;;
2493 gcc-tsan)
2494 cc_default="gcc"
2495 add_cflags -fsanitize=thread -pie -fPIC
2496 add_ldflags -fsanitize=thread -pie -fPIC
2497 ;;
d6a27f88
LB
2498 gcc-usan)
2499 cc_default="gcc"
2500 add_cflags -fsanitize=undefined
2501 add_ldflags -fsanitize=undefined
2502 ;;
edfe609f
LB
2503 valgrind-massif)
2504 target_exec_default="valgrind"
2505 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2506 ;;
b1ee8eec
RT
2507 valgrind-memcheck)
2508 target_exec_default="valgrind"
2509 target_exec_args="--track-origins=yes --leak-check=full"
2510 ;;
aeeb782c 2511 msvc)
16381923
MS
2512 # Check whether the current MSVC version needs the C99 converter.
2513 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2514 # support enough of C99 to build libav. Default to the new
16381923
MS
2515 # behaviour if the regexp was unable to match anything, since this
2516 # successfully parses the version number of existing supported
2517 # versions that require the converter (MSVC 2010 and 2012).
2518 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2519 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2520 cc_default="cl"
16381923
MS
2521 else
2522 cc_default="c99wrap cl"
2523 fi
ea9f7173 2524 ld_default="link"
aeeb782c 2525 nm_default="dumpbin -symbols"
ac3a9b51 2526 ar_default="lib"
53e8cd68 2527 target_os_default="win32"
ea9f7173
MS
2528 # Use a relative path for TMPDIR. This makes sure all the
2529 # ffconf temp files are written with a relative path, avoiding
2530 # issues with msys/win32 path conversion for MSVC parameters
2531 # such as -Fo<file> or -out:<file>.
2532 TMPDIR=.
aeeb782c 2533 ;;
322e4194 2534 icl)
ea9f7173
MS
2535 cc_default="icl"
2536 ld_default="xilink"
322e4194
AS
2537 nm_default="dumpbin -symbols"
2538 ar_default="xilib"
2539 target_os_default="win32"
ea9f7173 2540 TMPDIR=.
322e4194 2541 ;;
a862c7d3
RT
2542 gcov)
2543 add_cflags -fprofile-arcs -ftest-coverage
2544 add_ldflags -fprofile-arcs -ftest-coverage
2545 ;;
e7891305 2546 hardened)
7caf48e0 2547 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2548 add_ldflags -Wl,-z,relro -Wl,-z,now
2549 ;;
aeeb782c
MR
2550 ?*)
2551 die "Unknown toolchain $toolchain"
2552 ;;
2553esac
2554
b1ee8eec 2555set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2556enabled cross_compile || host_cc_default=$cc
2557set_default host_cc
13c7df3d 2558
762f95e4
MR
2559if ! $pkg_config --version >/dev/null 2>&1; then
2560 warn "$pkg_config not found, library detection may fail."
2561 pkg_config=false
2562fi
2563
82bb3329
MR
2564exesuf() {
2565 case $1 in
53e8cd68 2566 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2567 esac
2568}
2569
2570EXESUF=$(exesuf $target_os)
2571HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2572
e4e69e0b 2573# set temporary file name
a49d42c2 2574: ${TMPDIR:=$TEMPDIR}
c51fafa1 2575: ${TMPDIR:=$TMP}
a49d42c2 2576: ${TMPDIR:=/tmp}
e4e69e0b 2577
a210bce2 2578if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2579 # simple replacement for missing mktemp
2580 # NOT SAFE FOR GENERAL USE
2581 mktemp(){
09a5c245 2582 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2583 }
2584fi
2585
2586tmpfile(){
2587 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2588 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2589 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2590 append TMPFILES $tmp
2591 eval $1=$tmp
2592}
2593
2594trap 'rm -f -- $TMPFILES' EXIT
54460a83 2595
55127e7b 2596tmpfile TMPASM .asm
3e0b1c9a
DB
2597tmpfile TMPC .c
2598tmpfile TMPE $EXESUF
2599tmpfile TMPH .h
2600tmpfile TMPO .o
2601tmpfile TMPS .S
2602tmpfile TMPSH .sh
2603tmpfile TMPV .ver
54460a83
MR
2604
2605unset -f mktemp
e4e69e0b 2606
fb3c4ffc
MR
2607chmod +x $TMPE
2608
993f2d0f
MR
2609# make sure we can execute files in $TMPDIR
2610cat > $TMPSH 2>> $logfile <<EOF
2611#! /bin/sh
2612EOF
2613chmod +x $TMPSH >> $logfile 2>&1
2614if ! $TMPSH >> $logfile 2>&1; then
2615 cat <<EOF
2616Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2617variable to another directory and make sure that it is not mounted noexec.
2618EOF
2619 die "Sanity test failed."
2620fi
993f2d0f 2621
08b94f16
MS
2622armasm_flags(){
2623 for flag; do
2624 case $flag in
2625 # Filter out MSVC cl.exe options from cflags that shouldn't
2626 # be passed to gas-preprocessor
2627 -M[TD]*) ;;
2628 *) echo $flag ;;
2629 esac
2630 done
2631}
2632
457cc333
MR
2633ccc_flags(){
2634 for flag; do
2635 case $flag in
2636 -std=c99) echo -c99 ;;
2637 -mcpu=*) echo -arch ${flag#*=} ;;
2638 -mieee) echo -ieee ;;
2639 -O*|-fast) echo $flag ;;
2640 -fno-math-errno) echo -assume nomath_errno ;;
2641 -g) echo -g3 ;;
2642 -Wall) echo -msg_enable level2 ;;
2643 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2644 -Wl,*) echo $flag ;;
2645 -f*|-W*) ;;
2646 *) echo $flag ;;
2647 esac
2648 done
2649}
2650
e5d45e02
LB
2651cparser_flags(){
2652 for flag; do
2653 case $flag in
2654 -Wno-switch) echo -Wno-switch-enum ;;
2655 -Wno-format-zero-length) ;;
2656 -Wdisabled-optimization) ;;
2657 -Wno-pointer-sign) echo -Wno-other ;;
2658 *) echo $flag ;;
2659 esac
2660 done
2661}
2662
14fb9d3d 2663msvc_common_flags(){
dfa559bc
RB
2664 for flag; do
2665 case $flag in
14fb9d3d
AS
2666 # In addition to specifying certain flags under the compiler
2667 # specific filters, they must be specified here as well or else the
2668 # generic catch all at the bottom will print the original flag.
2669 -Wall) ;;
2670 -std=c99) ;;
2671 # Common flags
9f4a16c5 2672 -fomit-frame-pointer) ;;
dfa559bc 2673 -g) echo -Z7 ;;
dfa559bc
RB
2674 -fno-math-errno) ;;
2675 -fno-common) ;;
2676 -fno-signed-zeros) ;;
50640977 2677 -fPIC) ;;
9f30fb5a
MS
2678 -mthumb) ;;
2679 -march=*) ;;
dfa559bc 2680 -lz) echo zlib.lib ;;
bd680c7b
DB
2681 -lavifil32) echo vfw32.lib ;;
2682 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2683 -l*) echo ${flag#-l}.lib ;;
2684 *) echo $flag ;;
2685 esac
2686 done
2687}
2688
14fb9d3d
AS
2689msvc_flags(){
2690 msvc_common_flags "$@"
2691 for flag; do
2692 case $flag in
ace87c19 2693 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2694 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2695 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
b0bfd09f 2696 -wd4273 -wd4701 ;;
14fb9d3d
AS
2697 esac
2698 done
2699}
2700
2701icl_flags(){
2702 msvc_common_flags "$@"
2703 for flag; do
2704 case $flag in
2705 # Despite what Intel's documentation says -Wall, which is supported
2706 # on Windows, does enable remarks so disable them here.
2707 -Wall) echo $flag -Qdiag-disable:remark ;;
2708 -std=c99) echo -Qstd=c99 ;;
2709 esac
2710 done
2711}
2712
d0c6d424
MR
2713pgi_flags(){
2714 for flag; do
2715 case $flag in
643933f5 2716 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2717 -fomit-frame-pointer) echo -Mnoframe ;;
2718 -g) echo -gopt ;;
2719 *) echo $flag ;;
2720 esac
2721 done
2722}
2723
2724suncc_flags(){
2725 for flag; do
2726 case $flag in
2727 -march=*|-mcpu=*)
2728 case "${flag#*=}" in
2729 native) echo -xtarget=native ;;
2730 v9|niagara) echo -xarch=sparc ;;
2731 ultrasparc) echo -xarch=sparcvis ;;
2732 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2733 i586|pentium) echo -xchip=pentium ;;
2734 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2735 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2736 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2737 pentium4*) echo -xtarget=pentium4 ;;
2738 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2739 *-sse3) echo -xarch=sse3 ;;
2740 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2741 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2742 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2743 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2744 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2745 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2746 echo -xarch=sse2a ;;
2747 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2748 esac
2749 ;;
2750 -std=c99) echo -xc99 ;;
2751 -fomit-frame-pointer) echo -xregs=frameptr ;;
2752 -fPIC) echo -KPIC -xcode=pic32 ;;
2753 -W*,*) echo $flag ;;
5e753ed5
SM
2754 -f*-*|-W*|-mimpure-text) ;;
2755 -shared) echo -G ;;
d0c6d424
MR
2756 *) echo $flag ;;
2757 esac
2758 done
2759}
2760
2761tms470_flags(){
2762 for flag; do
2763 case $flag in
2764 -march=*|-mcpu=*)
2765 case "${flag#*=}" in
2766 armv7-a|cortex-a*) echo -mv=7a8 ;;
2767 armv7-r|cortex-r*) echo -mv=7r4 ;;
2768 armv7-m|cortex-m*) echo -mv=7m3 ;;
2769 armv6*|arm11*) echo -mv=6 ;;
2770 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2771 echo -mv=5e ;;
2772 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2773 esac
2774 ;;
2775 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2776 -mfpu=vfp) echo --float_support=vfpv2 ;;
2777 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2778 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2779 -msoft-float) echo --float_support=vfplib ;;
2780 -O[0-3]|-mf=*) echo $flag ;;
2781 -g) echo -g -mn ;;
2782 -pds=*) echo $flag ;;
ad93dccb
MR
2783 -D*|-I*) echo $flag ;;
2784 --gcc|--abi=*) echo $flag ;;
2785 -me) echo $flag ;;
d0c6d424
MR
2786 esac
2787 done
2788}
2789
a758c5e2
MR
2790probe_cc(){
2791 pfx=$1
2792 _cc=$2
2793
8db73c61
MR
2794 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2795 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2796 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2797 _flags_filter=echo
2798
2799 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2800 _type=llvm_gcc
2801 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2802 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2803 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2804 _cflags_speed='-O3'
2805 _cflags_size='-Os'
2806 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2807 _type=gcc
2808 gcc_version=$($_cc --version | head -n1)
2809 gcc_basever=$($_cc -dumpversion)
2810 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2811 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2812 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2813 if ! $_cc -dumpversion | grep -q '^2\.'; then
2814 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2815 fi
2816 _cflags_speed='-O3'
2817 _cflags_size='-Os'
b2d688ea 2818 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2819 _type=icc
2820 _ident=$($_cc --version | head -n1)
2821 _depflags='-MMD'
2822 _cflags_speed='-O3'
2823 _cflags_size='-Os'
2824 _cflags_noopt='-O1'
2825 elif $_cc -v 2>&1 | grep -q xlc; then
2826 _type=xlc
2827 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2828 _cflags_speed='-O5'
2829 _cflags_size='-O5 -qcompact'
2830 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2831 _type=ccc
2832 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2833 _DEPFLAGS='-M'
a758c5e2
MR
2834 _cflags_speed='-fast'
2835 _cflags_size='-O1'
457cc333 2836 _flags_filter=ccc_flags
4936ef64 2837 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2838 test -d "$sysroot" || die "No valid sysroot specified."
2839 _type=armcc
ed6d9ce9 2840 _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
a758c5e2
MR
2841 armcc_conf="$PWD/armcc.conf"
2842 $_cc --arm_linux_configure \
2843 --arm_linux_config_file="$armcc_conf" \
2844 --configure_sysroot="$sysroot" \
2845 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2846 die "Error creating armcc configuration file."
2847 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2848 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2849 as_default="${cross_prefix}gcc"
2850 _depflags='-MMD'
2851 _cflags_speed='-O3'
2852 _cflags_size='-Os'
0122118e 2853 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2854 _type=tms470
2855 _ident=$($_cc -version | head -n1 | tr -s ' ')
2856 _flags='--gcc --abi=eabi -me'
18031c49 2857 _cc_e='-ppl -fe=$@'
a758c5e2 2858 _cc_o='-fe=$@'
a758c5e2
MR
2859 _depflags='-ppa -ppd=$(@:.o=.d)'
2860 _cflags_speed='-O3 -mf=5'
2861 _cflags_size='-O3 -mf=2'
2862 _flags_filter=tms470_flags
2863 elif $_cc -v 2>&1 | grep -q clang; then
2864 _type=clang
2865 _ident=$($_cc --version | head -n1)
9e057f53 2866 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2867 _cflags_speed='-O3'
2868 _cflags_size='-Os'
2869 elif $_cc -V 2>&1 | grep -q Sun; then
2870 _type=suncc
2871 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2872 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2873 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2874 _ldflags='-std=c99'
2875 _cflags_speed='-O5'
2876 _cflags_size='-O5 -xspace'
2877 _flags_filter=suncc_flags
2878 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2879 _type=pathscale
2880 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2881 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2882 _cflags_speed='-O2'
2883 _cflags_size='-Os'
2884 _flags_filter='filter_out -Wdisabled-optimization'
2885 elif $_cc -v 2>&1 | grep -q Open64; then
2886 _type=open64
2887 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2888 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2889 _cflags_speed='-O2'
2890 _cflags_size='-Os'
2891 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2892 elif $_cc -V 2>&1 | grep -q Portland; then
2893 _type=pgi
2894 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2895 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2896 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2897 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2898 _cflags_noopt="-O1"
2899 _flags_filter=pgi_flags
f4312352
MS
2900 elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
2901 _type=armasm
2902 _ident=$($_cc | head -n1)
2903 # 4509: "This form of conditional instruction is deprecated"
2904 _flags="-nologo -ignore 4509"
08b94f16 2905 _flags_filter=armasm_flags
dfa559bc
RB
2906 elif $_cc 2>&1 | grep -q Microsoft; then
2907 _type=msvc
2908 _ident=$($cc 2>&1 | head -n1)
2909 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2910 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2911 _cflags_speed="-O2"
2912 _cflags_size="-O1"
dfa559bc 2913 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2914 _ld_o='-out:$@'
dfa559bc
RB
2915 else
2916 _ld_o='-Fe$@'
2917 fi
ea9f7173
MS
2918 _cc_o='-Fo$@'
2919 _cc_e='-P -Fi$@'
dfa559bc
RB
2920 _flags_filter=msvc_flags
2921 _ld_lib='lib%.a'
2922 _ld_path='-libpath:'
2923 _flags='-nologo'
09f2581d 2924 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2925 if [ $pfx = hostcc ]; then
6a0200f2 2926 append _cflags -Dsnprintf=_snprintf
dfa559bc 2927 fi
322e4194
AS
2928 elif $_cc 2>&1 | grep -q Intel; then
2929 _type=icl
2930 _ident=$($cc 2>&1 | head -n1)
2931 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2932 # Not only is O3 broken on 13.x+ but it is slower on all previous
2933 # versions (tested) as well.
322e4194
AS
2934 _cflags_speed="-O2"
2935 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2936 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2937 _ld_o='-out:$@'
322e4194
AS
2938 else
2939 _ld_o='-Fe$@'
2940 fi
ea9f7173 2941 _cc_o='-Fo$@'
322e4194 2942 _cc_e='-P'
14fb9d3d 2943 _flags_filter=icl_flags
322e4194
AS
2944 _ld_lib='lib%.a'
2945 _ld_path='-libpath:'
ace87c19 2946 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2947 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2948 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2949 # with MSVC which enables it by default.
e0d6e2fc 2950 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2951 if [ $pfx = hostcc ]; then
2952 append _cflags -Dsnprintf=_snprintf
2953 fi
e5d45e02
LB
2954 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2955 _type=cparser
2956 _ident=$($_cc --version | head -n1)
2957 _depflags='-MMD'
2958 _cflags_speed='-O4'
2959 _cflags_size='-O2'
2960 _flags_filter=cparser_flags
aef6bd1b 2961 fi
a758c5e2
MR
2962
2963 eval ${pfx}_type=\$_type
2964 eval ${pfx}_ident=\$_ident
2965}
2966
2967set_ccvars(){
23565c26 2968 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2969 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2970 eval ${1}_O=\${_cc_o-\${${1}_O}}
2971
2972 if [ -n "$_depflags" ]; then
2973 eval ${1}_DEPFLAGS=\$_depflags
2974 else
2975 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2976 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2977 eval DEP${1}FLAGS=\$_flags
2978 fi
2979}
2980
2981probe_cc cc "$cc"
2982cflags_filter=$_flags_filter
2983cflags_speed=$_cflags_speed
2984cflags_size=$_cflags_size
2985cflags_noopt=$_cflags_noopt
2986add_cflags $_flags $_cflags
2987cc_ldflags=$_ldflags
2988set_ccvars CC
2989
2990probe_cc hostcc "$host_cc"
2991host_cflags_filter=$_flags_filter
a758c5e2 2992add_host_cflags $_flags $_cflags
a758c5e2 2993set_ccvars HOSTCC
629687f6 2994
851ffa80
MR
2995test -n "$cc_type" && enable $cc_type ||
2996 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2997
75bafbac 2998: ${as_default:=$cc}
50567afa 2999: ${dep_cc_default:=$cc}
684b28e0 3000: ${ld_default:=$cc}
095792f2
MR
3001: ${host_ld_default:=$host_cc}
3002set_default ar as dep_cc ld host_ld
75800dce 3003
a758c5e2
MR
3004probe_cc as "$as"
3005asflags_filter=$_flags_filter
3006add_asflags $_flags $_cflags
3007set_ccvars AS
3008
3009probe_cc ld "$ld"
3010ldflags_filter=$_flags_filter
3011add_ldflags $_flags $_ldflags
3012test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 3013LD_O=${_ld_o-$LD_O}
8db73c61
MR
3014LD_LIB=${_ld_lib-$LD_LIB}
3015LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 3016
095792f2
MR
3017probe_cc hostld "$host_ld"
3018host_ldflags_filter=$_flags_filter
3019add_host_ldflags $_flags $_ldflags
3020HOSTLD_O=${_ld_o-$HOSTLD_O}
3021
a758c5e2
MR
3022if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
3023 probe_cc depcc "$dep_cc"
3024 CCDEP=${_DEPCMD:-$DEPCMD}
3025 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
3026 DEPCCFLAGS=$_flags
3027fi
07dec06e 3028
3dbc777c
MR
3029if $ar 2>&1 | grep -q Microsoft; then
3030 arflags="-nologo"
3031 ar_o='-out:$@'
3032elif $ar 2>&1 | grep -q 'Texas Instruments'; then
3033 arflags="rq"
3034 ar_o='$@'
4822ee3c
DB
3035elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
3036 arflags='-Xany -r -c'
3037 ar_o='$@'
3dbc777c
MR
3038else
3039 arflags="rc"
3040 ar_o='$@'
3041fi
3042
7f32f40c 3043add_cflags $extra_cflags
2f2e6c7c 3044add_asflags $extra_cflags
7f32f40c 3045
154d432c
MR
3046if test -n "$sysroot"; then
3047 case "$cc_type" in
00ba041c 3048 gcc|llvm_gcc|clang)
467256f2 3049 add_cppflags --sysroot="$sysroot"
154d432c
MR
3050 add_ldflags --sysroot="$sysroot"
3051 ;;
6fec122a
MR
3052 tms470)
3053 add_cppflags -I"$sysinclude"
3054 add_ldflags --sysroot="$sysroot"
3055 ;;
154d432c
MR
3056 esac
3057fi
3058
d22c13a8 3059if test "$cpu" = host; then
ace87c19
DB
3060 enabled cross_compile &&
3061 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3062
3063 case "$cc_type" in
613a4e3f 3064 gcc|llvm_gcc)
d22c13a8
MR
3065 check_native(){
3066 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3067 sed -n "/cc1.*$1=/{
27ce1be8
MR
3068 s/.*$1=\\([^ ]*\\).*/\\1/
3069 p
3070 q
3071 }" $TMPE
d22c13a8
MR
3072 }
3073 cpu=$(check_native -march || check_native -mcpu)
3074 ;;
3075 esac
3076
ace87c19
DB
3077 test "${cpu:-host}" = host &&
3078 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3079fi
3080
e939cedd
MR
3081# Deal with common $arch aliases
3082case "$arch" in
5873b623
MR
3083 aarch64|arm64)
3084 arch="aarch64"
3085 ;;
e939cedd
MR
3086 arm*)
3087 arch="arm"
3088 ;;
2acda282 3089 mips*|IP*)
e939cedd
MR
3090 arch="mips"
3091 ;;
a6e9d649 3092 parisc*|hppa*)
e939cedd
MR
3093 arch="parisc"
3094 ;;
56203596 3095 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3096 arch="ppc"
3097 ;;
e939cedd
MR
3098 s390|s390x)
3099 arch="s390"
3100 ;;
3101 sh4|sh)
3102 arch="sh4"
3103 ;;
4cd217c0 3104 sun4u|sparc*)
e939cedd 3105 arch="sparc"
e939cedd 3106 ;;
c75848cd
DB
3107 tilegx|tile-gx)
3108 arch="tilegx"
3109 ;;
d33ed7b3 3110 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3111 arch="x86"
3112 ;;
3113esac
3114
851ffa80 3115is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3116enable $arch
e939cedd 3117
df5cdc24 3118# Add processor-specific flags
9ebd45c2 3119if enabled aarch64; then
33db40f8
MR
3120
3121 case $cpu in
3122 armv*)
3123 cpuflags="-march=$cpu"
3124 ;;
3125 *)
3126 cpuflags="-mcpu=$cpu"
3127 ;;
3128 esac
3129
3130elif enabled alpha; then
3131
3132 cpuflags="-mcpu=$cpu"
3133
3134elif enabled arm; then
3135
1234c66a
MR
3136 check_arm_arch() {
3137 check_cpp_condition stddef.h \
3138 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3139 $cpuflags
3140 }
3141
3142 probe_arm_arch() {
3143 if check_arm_arch 4; then echo armv4;
3144 elif check_arm_arch 4T; then echo armv4t;
3145 elif check_arm_arch 5; then echo armv5;
3146 elif check_arm_arch 5E; then echo armv5e;
3147 elif check_arm_arch 5T; then echo armv5t;
3148 elif check_arm_arch 5TE; then echo armv5te;
3149 elif check_arm_arch 5TEJ; then echo armv5te;
3150 elif check_arm_arch 6; then echo armv6;
3151 elif check_arm_arch 6J; then echo armv6j;
3152 elif check_arm_arch 6K; then echo armv6k;
3153 elif check_arm_arch 6Z; then echo armv6z;
3154 elif check_arm_arch 6ZK; then echo armv6zk;
3155 elif check_arm_arch 6T2; then echo armv6t2;
3156 elif check_arm_arch 7; then echo armv7;
3157 elif check_arm_arch 7A 7_A; then echo armv7-a;
3158 elif check_arm_arch 7R 7_R; then echo armv7-r;
3159 elif check_arm_arch 7M 7_M; then echo armv7-m;
3160 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3161 elif check_arm_arch 8A 8_A; then echo armv8-a;
3162 fi
3163 }
3164
3165 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3166
33db40f8
MR
3167 case $cpu in
3168 armv*)
3169 cpuflags="-march=$cpu"
3170 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3171 ;;
3172 *)
3173 cpuflags="-mcpu=$cpu"
3174 case $cpu in
3175 cortex-a*) subarch=armv7a ;;
3176 cortex-r*) subarch=armv7r ;;
3177 cortex-m*) enable thumb; subarch=armv7m ;;
3178 arm11*) subarch=armv6 ;;
3179 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3180 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3181 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3182 esac
3183 ;;
3184 esac
3185
f0fe245b
MR
3186 case "$subarch" in
3187 armv5t*) enable fast_clz ;;
3188 armv[6-8]*) enable fast_clz fast_unaligned ;;
3189 esac
3190
33db40f8
MR
3191elif enabled avr32; then
3192
3193 case $cpu in
3194 ap7[02]0[0-2])
3195 subarch="avr32_ap"
3196 cpuflags="-mpart=$cpu"
3197 ;;
3198 ap)
3199 subarch="avr32_ap"
3200 cpuflags="-march=$cpu"
3201 ;;
3202 uc3[ab]*)
3203 subarch="avr32_uc"
3204 cpuflags="-mcpu=$cpu"
3205 ;;
3206 uc)
3207 subarch="avr32_uc"
3208 cpuflags="-march=$cpu"
3209 ;;
3210 esac
3211
3212elif enabled bfin; then
3213
3214 cpuflags="-mcpu=$cpu"
3215
3216elif enabled mips; then
3217
3218 cpuflags="-march=$cpu"
3219
5d54c126 3220elif enabled ppc; then
343aef9b 3221
606cc8af
DB
3222 disable ldbrx
3223
56348891
MR
3224 case $(tolower $cpu) in
3225 601|ppc601|powerpc601)
9dbd5c3d 3226 cpuflags="-mcpu=601"
64ad53ff 3227 disable altivec
9dbd5c3d 3228 ;;
56348891 3229 603*|ppc603*|powerpc603*)
9dbd5c3d 3230 cpuflags="-mcpu=603"
64ad53ff 3231 disable altivec
9dbd5c3d 3232 ;;
56348891 3233 604*|ppc604*|powerpc604*)
9dbd5c3d 3234 cpuflags="-mcpu=604"
64ad53ff 3235 disable altivec
9dbd5c3d 3236 ;;
56348891 3237 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3238 cpuflags="-mcpu=750"
64ad53ff 3239 disable altivec
9dbd5c3d 3240 ;;
56348891 3241 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3242 cpuflags="-mcpu=7450"
9dbd5c3d 3243 ;;
56348891 3244 74*|ppc74*|powerpc74*)
7f1fcaf0 3245 cpuflags="-mcpu=7400"
9dbd5c3d 3246 ;;
313f9fbf 3247 g5|970|ppc970|powerpc970)
7f1fcaf0 3248 cpuflags="-mcpu=970"
9dbd5c3d 3249 ;;
313f9fbf 3250 power[3-7]*)
7f1fcaf0 3251 cpuflags="-mcpu=$cpu"
313f9fbf 3252 ;;
56348891 3253 cell)
9dbd5c3d
MR
3254 cpuflags="-mcpu=cell"
3255 enable ldbrx
3256 ;;
4ab26cb4
DB
3257 e500mc)
3258 cpuflags="-mcpu=e500mc"
3259 disable altivec
3260 ;;
7b0b81a1
AL
3261 e500v2)
3262 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3263 disable altivec
54f78816 3264 disable dcbzl
7b0b81a1
AL
3265 ;;
3266 e500)
3267 cpuflags="-mcpu=8540 -mhard-float"
3268 disable altivec
54f78816 3269 disable dcbzl
7b0b81a1 3270 ;;
9dbd5c3d 3271 esac
343aef9b 3272
33db40f8
MR
3273elif enabled sparc; then
3274
3275 case $cpu in
3276 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3277 cpuflags="-mcpu=$cpu"
33db40f8
MR
3278 ;;
3279 ultrasparc*|niagara[234])
3280 cpuflags="-mcpu=$cpu"
3281 ;;
3282 esac
3283
343aef9b
MR
3284elif enabled x86; then
3285
9dbd5c3d
MR
3286 case $cpu in
3287 i[345]86|pentium)
3288 cpuflags="-march=$cpu"
3289 disable mmx
3290 ;;
f54b5505 3291 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3292 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3293 cpuflags="-march=$cpu"
f54b5505 3294 disable i686
9dbd5c3d 3295 ;;
f54b5505 3296 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3297 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3298 cpuflags="-march=$cpu"
f54b5505 3299 enable i686
9dbd5c3d
MR
3300 enable fast_cmov
3301 ;;
3302 # targets that do support conditional mov but on which it's slow
3303 pentium4|pentium4m|prescott|nocona)
3304 cpuflags="-march=$cpu"
f54b5505 3305 enable i686
9dbd5c3d
MR
3306 disable fast_cmov
3307 ;;
3308 esac
343aef9b 3309
343aef9b
MR
3310fi
3311
9ebd45c2
MR
3312if [ "$cpu" != generic ]; then
3313 add_cflags $cpuflags
3314 add_asflags $cpuflags
3315fi
df5cdc24 3316
993f2d0f
MR
3317# compiler sanity check
3318check_exec <<EOF
3319int main(void){ return 0; }
3320EOF
3321if test "$?" != 0; then
3322 echo "$cc is unable to create an executable file."
3323 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3324 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3325 echo "Only do this if you know what cross compiling means."
3326 fi
3327 die "C compiler test failed."
3328fi
3329
046f081b 3330add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3331check_cflags -std=c99
50a334e4 3332check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3333#include <stdlib.h>
3334EOF
50a334e4 3335check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3336#include <stdlib.h>
3337EOF
e9b9a2f8 3338
8267f936 3339add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3340check_host_cflags -std=c99
0a6db2a2 3341c