libxvid: Drop PPC-specific CPU detection hack
[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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
894682a9 111 --disable-avserver deprecated, does nothing
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
1c0210c7 181 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 182 --enable-libcdio enable audio CD grabbing with libcdio
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183 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
184 and libraw1394 [no]
c547e5ff 185 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 186 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 187 --enable-libfreetype enable libfreetype [no]
c547e5ff 188 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 189 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 190 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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191 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
192 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
193 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 194 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 195 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 196 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 197 --enable-librtmp enable RTMP[E] support via librtmp [no]
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DB
198 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
199 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 200 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 201 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 202 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 203 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 204 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 205 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 206 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 207 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 208 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 209 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 210 --enable-libxavs enable AVS encoding via xavs [no]
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211 --enable-libxvid enable Xvid encoding via xvidcore,
212 native MPEG-4/Xvid encoder exists [no]
a060866f 213 --enable-openssl enable openssl [no]
45235ac4 214 --enable-x11grab enable X11 grabbing [no]
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215 --enable-zlib enable zlib [autodetect]
216
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DB
217Toolchain options:
218 --arch=ARCH select architecture [$arch]
219 --cpu=CPU select the minimum required CPU (affects
220 instruction selection, may crash on older CPUs)
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221 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
222 --enable-cross-compile assume a cross-compiler is used
223 --sysroot=PATH root of cross-build tree
224 --sysinclude=PATH location of cross-build system headers
225 --target-os=OS compiler targets OS [$target_os]
226 --target-exec=CMD command to run executables on target
227 --target-path=DIR path to view of build directory on target
ba13606c 228 --target-samples=DIR path to samples directory on target
aeeb782c 229 --toolchain=NAME set tool defaults according to NAME
06454877 230 --nm=NM use nm tool
121d78d0 231 --ar=AR use archive tool AR [$ar_default]
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232 --as=AS use assembler AS [$as_default]
233 --cc=CC use C compiler CC [$cc_default]
193cdd9a 234 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 235 --ld=LD use linker LD
852c329a 236 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
390acbea 237 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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238 --host-cc=HOSTCC use host C compiler HOSTCC
239 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 240 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 241 --host-ld=HOSTLD use host linker HOSTLD
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242 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
243 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 244 --host-os=OS compiler host OS [$target_os]
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245 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
246 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
bb0babd7 247 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
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248 --extra-libs=ELIBS add ELIBS [$ELIBS]
249 --extra-version=STRING version string suffix []
193cdd9a 250 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 251 --build-suffix=SUFFIX library name suffix []
3b327a4b 252 --enable-pic build position-independent code
193cdd9a 253 --enable-thumb compile for Thumb instruction set
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254 --enable-lto use link-time optimization
255
256Advanced options (experts only):
257 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 258 --disable-symver disable symbol versioning
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DB
259 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
260 --disable-safe-bitstream-reader
261 disable buffer boundary checking in bitreaders
262 (faster, but may crash)
263 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 264 --enable-sram allow use of on-chip SRAM
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265
266Optimization options (experts only):
463a7cde 267 --disable-asm disable all assembly optimizations
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268 --disable-altivec disable AltiVec optimizations
269 --disable-amd3dnow disable 3DNow! optimizations
270 --disable-amd3dnowext disable 3DNow! extended optimizations
271 --disable-mmx disable MMX optimizations
239fdf1b 272 --disable-mmxext disable MMXEXT optimizations
06454877 273 --disable-sse disable SSE optimizations
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274 --disable-sse2 disable SSE2 optimizations
275 --disable-sse3 disable SSE3 optimizations
06454877 276 --disable-ssse3 disable SSSE3 optimizations
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277 --disable-sse4 disable SSE4 optimizations
278 --disable-sse42 disable SSE4.2 optimizations
87f1355f 279 --disable-avx disable AVX optimizations
10b0161d 280 --disable-xop disable XOP optimizations
1b932eb1 281 --disable-fma3 disable FMA3 optimizations
79687079 282 --disable-fma4 disable FMA4 optimizations
4d6ee072 283 --disable-avx2 disable AVX2 optimizations
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284 --disable-armv5te disable armv5te optimizations
285 --disable-armv6 disable armv6 optimizations
286 --disable-armv6t2 disable armv6t2 optimizations
b3267559 287 --disable-vfp disable VFP optimizations
5ea20630 288 --disable-neon disable NEON optimizations
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DB
289 --disable-inline-asm disable use of inline assembly
290 --disable-yasm disable use of nasm/yasm assembly
06454877 291
070c5d0f 292Developer options (useful when working on Libav itself):
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293 --disable-debug disable debugging symbols
294 --enable-debug=LEVEL set the debug level [$debuglevel]
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295 --disable-optimizations disable compiler optimizations
296 --enable-extra-warnings enable more compiler warnings
52b3cc60 297 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 298 \$LIBAV_SAMPLES at make invocation time.
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MS
299 --enable-neon-clobber-test check NEON registers for clobbering (should be
300 used only for debugging purposes)
7e4d9d5d
RB
301 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
302 should be used only for debugging purposes)
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MR
303 --enable-random randomly enable/disable components
304 --disable-random
305 --enable-random=LIST randomly enable/disable specific components or
306 --disable-random=LIST component groups. LIST is a comma-separated list
307 of NAME[:PROB] entries where NAME is a component
308 (group) and PROB the probability associated with
309 NAME (default 0.5).
310 --random-seed=VALUE seed value for --enable/disable-random
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311
312NOTE: Object files are built at the place where configure is launched.
313EOF
60e8bc13 314 exit 0
74c53c2d 315}
cf9d24ad 316
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317quotes='""'
318
57bd82d4 319log(){
2270b4b2 320 echo "$@" >> $logfile
57bd82d4
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321}
322
720c69da 323log_file(){
c8e9f801 324 log BEGIN $1
2270b4b2 325 pr -n -t $1 >> $logfile
c8e9f801
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326 log END $1
327}
328
2ba042a7 329echolog(){
c8e9f801 330 log "$@"
57bd82d4 331 echo "$@"
2ba042a7
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332}
333
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334warn(){
335 log "WARNING: $*"
336 WARNINGS="${WARNINGS}WARNING: $*\n"
337}
338
2ba042a7
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339die(){
340 echolog "$@"
341 cat <<EOF
d326cf7f 342
2ba042a7 343If you think configure made a mistake, make sure you are using the latest
4a6a21f5 344version from Git. If the latest version fails, report the problem to the
5045f6bd 345libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 346EOF
e155a21a 347 if disabled logging; then
2ba042a7 348 cat <<EOF
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349Rerun configure with logging enabled (do not use --disable-logging), and
350include the log this produces with your report.
2ba042a7
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351EOF
352 else
f69f51b3 353 cat <<EOF
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354Include the log file "$logfile" produced by configure as this will help
355solving the problem.
2ba042a7
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356EOF
357 fi
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358 exit 1
359}
360
6c6007d6 361# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 362toupper(){
6c6007d6 363 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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364}
365
4a5444db 366tolower(){
6c6007d6 367 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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368}
369
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370c_escape(){
371 echo "$*" | sed 's/["\\]/\\\0/g'
372}
373
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374sh_quote(){
375 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 376 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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377 echo "$v"
378}
379
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380cleanws(){
381 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
382}
383
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384filter(){
385 pat=$1
386 shift
387 for v; do
98ef6079 388 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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389 done
390}
391
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392filter_out(){
393 pat=$1
394 shift
395 for v; do
396 eval "case $v in $pat) ;; *) echo $v ;; esac"
397 done
398}
399
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400map(){
401 m=$1
402 shift
e0e335a0 403 for v; do eval $m; done
36e2dea0
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404}
405
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406add_suffix(){
407 suffix=$1
408 shift
409 for v; do echo ${v}${suffix}; done
410}
411
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412set_all(){
413 value=$1
414 shift
415 for var in $*; do
416 eval $var=$value
417 done
418}
419
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420set_weak(){
421 value=$1
422 shift
423 for var; do
424 eval : \${$var:=$value}
425 done
426}
427
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428sanitize_var_name(){
429 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
430}
431
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432set_safe(){
433 var=$1
434 shift
f868b24d 435 eval $(sanitize_var_name "$var")='$*'
3f8040db
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436}
437
438get_safe(){
f868b24d 439 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
440}
441
799c9e9b 442pushvar(){
4d810ad2
MS
443 for pvar in $*; do
444 eval level=\${${pvar}_level:=0}
445 eval ${pvar}_${level}="\$$pvar"
446 eval ${pvar}_level=$(($level+1))
799c9e9b
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447 done
448}
449
450popvar(){
4d810ad2
MS
451 for pvar in $*; do
452 eval level=\${${pvar}_level:-0}
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453 test $level = 0 && continue
454 eval level=$(($level-1))
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MS
455 eval $pvar="\${${pvar}_${level}}"
456 eval ${pvar}_level=$level
457 eval unset ${pvar}_${level}
799c9e9b
MR
458 done
459}
460
a8d04fba
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461enable(){
462 set_all yes $*
463}
464
465disable(){
466 set_all no $*
467}
468
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469enable_weak(){
470 set_weak yes $*
471}
472
473disable_weak(){
474 set_weak no $*
475}
476
72702705 477enable_safe(){
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478 for var; do
479 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
480 done
72702705
MR
481}
482
483disable_safe(){
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484 for var; do
485 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
486 done
72702705
MR
487}
488
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MR
489do_enable_deep(){
490 for var; do
491 enabled $var && continue
492 eval sel="\$${var}_select"
c510c7b5
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493 eval sgs="\$${var}_suggest"
494 pushvar var sgs
f9d328da 495 enable_deep $sel
c510c7b5
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496 popvar sgs
497 enable_deep_weak $sgs
f9d328da
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498 popvar var
499 done
500}
501
502enable_deep(){
503 do_enable_deep $*
504 enable $*
505}
506
72a43668 507enable_deep_weak(){
ffb068ce
MS
508 for var; do
509 disabled $var && continue
510 pushvar var
511 do_enable_deep $var
512 popvar var
513 enable_weak $var
514 done
72a43668
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515}
516
57bd82d4 517enabled(){
3250003c
MR
518 test "${1#!}" = "$1" && op== || op=!=
519 eval test "x\$${1#!}" $op "xyes"
44161118
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520}
521
37970ebf 522disabled(){
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MR
523 test "${1#!}" = "$1" && op== || op=!=
524 eval test "x\$${1#!}" $op "xno"
37970ebf
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525}
526
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527enabled_all(){
528 for opt; do
529 enabled $opt || return 1
530 done
531}
532
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533disabled_all(){
534 for opt; do
535 disabled $opt || return 1
536 done
537}
538
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539enabled_any(){
540 for opt; do
541 enabled $opt && return 0
542 done
543}
544
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545disabled_any(){
546 for opt; do
547 disabled $opt && return 0
548 done
f7b230a7 549 return 1
85bca2c5
DB
550}
551
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552set_default(){
553 for opt; do
88268e94 554 eval : \${$opt:=\$${opt}_default}
c9d19248
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555 done
556}
557
4a0d6686
AJ
558is_in(){
559 value=$1
560 shift
561 for var in $*; do
562 [ $var = $value ] && return 0
563 done
564 return 1
565}
566
d4f8cecc 567do_check_deps(){
30fd06be 568 for cfg; do
3250003c 569 cfg="${cfg#!}"
799c9e9b
MR
570 enabled ${cfg}_checking && die "Circular dependency for $cfg."
571 disabled ${cfg}_checking && continue
572 enable ${cfg}_checking
d4f8cecc 573 append allopts $cfg
799c9e9b 574
30fd06be
MR
575 eval dep_all="\$${cfg}_deps"
576 eval dep_any="\$${cfg}_deps_any"
7ef3425f 577 eval dep_sel="\$${cfg}_select"
c510c7b5 578 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
579 eval dep_ifa="\$${cfg}_if"
580 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 581
3d7453e0 582 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 583 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 584 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 585
3d7453e0
MR
586 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
587 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
588 enabled_all $dep_all || disable $cfg
589 enabled_any $dep_any || disable $cfg
7ef3425f 590 disabled_any $dep_sel && disable $cfg
799c9e9b 591
4ec45764 592 if enabled $cfg; then
f9d328da 593 enable_deep $dep_sel
c510c7b5 594 enable_deep_weak $dep_sgs
4ec45764
RP
595 fi
596
799c9e9b 597 disable ${cfg}_checking
30fd06be
MR
598 done
599}
600
d4f8cecc
MR
601check_deps(){
602 unset allopts
603
604 do_check_deps "$@"
605
606 for cfg in $allopts; do
607 enabled $cfg || continue
608 eval dep_extralibs="\$${cfg}_extralibs"
609 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
610 done
611}
612
44161118
MR
613print_config(){
614 pfx=$1
72cfcf41
MR
615 files=$2
616 shift 2
f454e879
MR
617 map 'eval echo "$v \${$v:-no}"' "$@" |
618 awk "BEGIN { split(\"$files\", files) }
619 {
620 c = \"$pfx\" toupper(\$1);
621 v = \$2;
622 sub(/yes/, 1, v);
623 sub(/no/, 0, v);
624 for (f in files) {
625 file = files[f];
626 if (file ~ /\\.h\$/) {
627 printf(\"#define %s %d\\n\", c, v) >>file;
628 } else if (file ~ /\\.asm\$/) {
629 printf(\"%%define %s %d\\n\", c, v) >>file;
630 } else if (file ~ /\\.mak\$/) {
d16c4aeb 631 n = -v ? \"\" : \"!\";
f454e879
MR
632 printf(\"%s%s=yes\\n\", n, c) >>file;
633 }
634 }
635 }"
57bd82d4
MR
636}
637
31c0121d 638print_enabled(){
31c0121d
MR
639 suf=$1
640 shift
641 for v; do
9eda2a85 642 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
643 done
644}
645
57bd82d4
MR
646append(){
647 var=$1
648 shift
57bd82d4
MR
649 eval "$var=\"\$$var $*\""
650}
651
60361817
MR
652prepend(){
653 var=$1
654 shift
655 eval "$var=\"$* \$$var\""
656}
657
44951174
JG
658unique(){
659 var=$1
660 uniq_list=""
661 for tok in $(eval echo \$$var); do
662 uniq_list="$(filter_out $tok $uniq_list) $tok"
663 done
664 eval "$var=\"${uniq_list}\""
665}
666
50a334e4 667add_cppflags(){
cd52ec95 668 append CPPFLAGS "$@"
50a334e4
MR
669}
670
57bd82d4 671add_cflags(){
01d31e16 672 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
673}
674
2f2e6c7c 675add_asflags(){
01d31e16 676 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
677}
678
57bd82d4 679add_ldflags(){
64933b6c 680 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
681}
682
bb0babd7
LB
683add_ldexeflags(){
684 append LDEXEFLAGS $($ldflags_filter "$@")
685}
686
0673ede9
VG
687add_stripflags(){
688 append STRIPFLAGS "$@"
689}
690
57bd82d4 691add_extralibs(){
64933b6c 692 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
693}
694
4cc4b33f
DB
695add_host_cppflags(){
696 append host_cppflags "$@"
697}
698
6c3fa06a
MR
699add_host_cflags(){
700 append host_cflags $($host_cflags_filter "$@")
701}
702
703add_host_ldflags(){
704 append host_ldflags $($host_ldflags_filter "$@")
705}
706
84e65c76
MR
707add_compat(){
708 append compat_objs $1
709 shift
710 map 'add_cppflags -D$v' "$@"
711}
712
b0cfb663 713check_cmd(){
b3cb5d51 714 log "$@"
2270b4b2 715 "$@" >> $logfile 2>&1
b0cfb663
MR
716}
717
b2704a65
MR
718cc_o(){
719 eval printf '%s\\n' $CC_O
720}
721
18031c49
MR
722cc_e(){
723 eval printf '%s\\n' $CC_E
724}
725
dcd479c0 726check_cc(){
57bd82d4 727 log check_cc "$@"
2270b4b2 728 cat > $TMPC
720c69da 729 log_file $TMPC
23565c26 730 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
731}
732
733check_cpp(){
734 log check_cpp "$@"
2270b4b2 735 cat > $TMPC
720c69da 736 log_file $TMPC
18031c49 737 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
738}
739
df0d6341
MR
740as_o(){
741 eval printf '%s\\n' $AS_O
742}
743
f65883c8
MR
744check_as(){
745 log check_as "$@"
7fd90119
MR
746 cat > $TMPS
747 log_file $TMPS
748 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
749}
750
575db883
DB
751check_inline_asm(){
752 log check_inline_asm "$@"
940f335a 753 name="$1"
3784e82e 754 code="$2"
940f335a 755 shift 2
49214f61 756 disable $name
7fd90119 757 check_cc "$@" <<EOF && enable $name
3784e82e 758void foo(void){ __asm__ volatile($code); }
940f335a
MR
759EOF
760}
761
c6ebc9fa
MR
762check_insn(){
763 log check_insn "$@"
764 check_inline_asm ${1}_inline "\"$2\""
765 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
766}
767
304d586d
LM
768check_yasm(){
769 log check_yasm "$@"
770 echo "$1" > $TMPS
771 log_file $TMPS
772 shift 1
773 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
774}
775
29b64b68
MR
776ld_o(){
777 eval printf '%s\\n' $LD_O
778}
779
dcd479c0 780check_ld(){
57bd82d4 781 log check_ld "$@"
66a1ccd7
MR
782 flags=$(filter_out '-l*' "$@")
783 libs=$(filter '-l*' "$@")
01d31e16 784 check_cc $($cflags_filter $flags) || return
64933b6c
MR
785 flags=$($ldflags_filter $flags)
786 libs=$($ldflags_filter $libs)
29b64b68 787 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
788}
789
52ccc4a0
DB
790print_include(){
791 hdr=$1
792 test "${hdr%.h}" = "${hdr}" &&
793 echo "#include $hdr" ||
794 echo "#include <$hdr>"
795}
796
5adc829e
MR
797check_code(){
798 log check_code "$@"
799 check=$1
800 headers=$2
801 code=$3
802 shift 3
803 {
804 for hdr in $headers; do
52ccc4a0 805 print_include $hdr
5adc829e
MR
806 done
807 echo "int main(void) { $code; return 0; }"
808 } | check_$check "$@"
809}
810
50a334e4
MR
811check_cppflags(){
812 log check_cppflags "$@"
caf458dd 813 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
814int x;
815EOF
816}
817
23157d72
DB
818test_cflags(){
819 log test_cflags "$@"
01d31e16 820 set -- $($cflags_filter "$@")
23157d72 821 check_cc "$@" <<EOF
dcd479c0
MR
822int x;
823EOF
824}
825
23157d72
DB
826check_cflags(){
827 log check_cflags "$@"
828 test_cflags "$@" && add_cflags "$@"
829}
830
2ed46eea
MR
831test_ldflags(){
832 log test_ldflags "$@"
833 check_ld "$@" <<EOF
c23a0ac8 834int main(void){ return 0; }
dcd479c0
MR
835EOF
836}
837
2ed46eea
MR
838check_ldflags(){
839 log check_ldflags "$@"
840 test_ldflags "$@" && add_ldflags "$@"
841}
842
0673ede9
VG
843test_stripflags(){
844 log test_stripflags "$@"
845 # call check_cc to get a fresh TMPO
846 check_cc <<EOF
847int main(void) { return 0; }
848EOF
849 check_cmd $strip $STRIPFLAGS "$@" $TMPO
850}
851
852check_stripflags(){
853 log check_stripflags "$@"
854 test_stripflags "$@" && add_stripflags "$@"
855}
856
dcd479c0 857check_header(){
57bd82d4 858 log check_header "$@"
dcd479c0
MR
859 header=$1
860 shift
b77df637
MR
861 disable_safe $header
862 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
863#include <$header>
864int x;
865EOF
866}
867
868check_func(){
57bd82d4 869 log check_func "$@"
dcd479c0
MR
870 func=$1
871 shift
d8bc5f06
MR
872 disable $func
873 check_ld "$@" <<EOF && enable $func
dcd479c0 874extern int $func();
c23a0ac8 875int main(void){ $func(); }
dcd479c0
MR
876EOF
877}
878
645d2652 879check_mathfunc(){
6b73c0ae 880 log check_mathfunc "$@"
645d2652 881 func=$1
1aa07aa2
MR
882 narg=$2
883 shift 2
884 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
885 disable $func
886 check_ld "$@" <<EOF && enable $func
887#include <math.h>
1aa07aa2 888float foo(float f, float g) { return $func($args); }
33bd38db 889int main(void){ return 0; }
645d2652
MR
890EOF
891}
892
2446d3d6
DB
893check_func_headers(){
894 log check_func_headers "$@"
f8d7b072 895 headers=$1
edaf1ae2 896 funcs=$2
f8d7b072 897 shift 2
edaf1ae2
MR
898 {
899 for hdr in $headers; do
52ccc4a0 900 print_include $hdr
edaf1ae2
MR
901 done
902 for func in $funcs; do
903 echo "long check_$func(void) { return (long) $func; }"
904 done
905 echo "int main(void) { return 0; }"
906 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
907}
908
a5344cf7
SS
909check_cpp_condition(){
910 log check_cpp_condition "$@"
911 header=$1
912 condition=$2
f855b7b9 913 shift 2
cd52ec95 914 check_cpp "$@" <<EOF
a5344cf7
SS
915#include <$header>
916#if !($condition)
917#error "unsatisfied condition: $condition"
918#endif
919EOF
920}
921
57bd82d4
MR
922check_lib(){
923 log check_lib "$@"
924 header="$1"
925 func="$2"
926 shift 2
84400e9d 927 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
928}
929
f8d7b072
MR
930check_lib2(){
931 log check_lib2 "$@"
932 headers="$1"
edaf1ae2 933 funcs="$2"
f8d7b072 934 shift 2
edaf1ae2 935 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
936}
937
3f8040db
MR
938check_pkg_config(){
939 log check_pkg_config "$@"
940 pkg="$1"
941 headers="$2"
942 funcs="$3"
943 shift 3
7f9e893f 944 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
945 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
946 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
947 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
948 set_safe ${pkg}_cflags $pkg_cflags &&
949 set_safe ${pkg}_libs $pkg_libs
950}
951
dcd479c0 952check_exec(){
2270b4b2 953 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
954}
955
7dfef245 956check_exec_crash(){
5e622c40 957 code=$(cat)
7dfef245
MR
958
959 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
960 # are safe but may not be available everywhere. Thus we use
961 # raise(SIGTERM) instead. The check is run in a subshell so we
962 # can redirect the "Terminated" message from the shell. SIGBUS
963 # is not defined by standard C so it is used conditionally.
964
2270b4b2 965 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
966#include <signal.h>
967static void sighandler(int sig){
968 raise(SIGTERM);
969}
692dd8ed
MR
970int foo(void){
971 $code
972}
9495cd17 973int (*func_ptr)(void) = foo;
e5af4a11 974int main(void){
7dfef245
MR
975 signal(SIGILL, sighandler);
976 signal(SIGFPE, sighandler);
977 signal(SIGSEGV, sighandler);
978#ifdef SIGBUS
979 signal(SIGBUS, sighandler);
980#endif
9495cd17 981 return func_ptr();
7dfef245
MR
982}
983EOF
984}
985
72be9e73
DY
986check_type(){
987 log check_type "$@"
988 headers=$1
989 type=$2
990 shift 2
ae550ce9 991 disable_safe "$type"
5adc829e 992 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
993}
994
14d36751 995check_struct(){
813b82b9 996 log check_struct "$@"
14d36751
MR
997 headers=$1
998 struct=$2
999 member=$3
1000 shift 3
1001 disable_safe "${struct}_${member}"
5adc829e
MR
1002 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1003 enable_safe "${struct}_${member}"
14d36751
MR
1004}
1005
9c7d85b3
DB
1006check_builtin(){
1007 log check_builtin "$@"
1008 name=$1
1009 headers=$2
1010 builtin=$3
1011 shift 3
1012 disable "$name"
1013 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1014}
1015
e854b8f9
AK
1016check_compile_assert(){
1017 log check_compile_assert "$@"
1018 name=$1
1019 headers=$2
1020 condition=$3
1021 shift 3
1022 disable "$name"
1023 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1024}
1025
57bd82d4
MR
1026require(){
1027 name="$1"
1028 header="$2"
1029 func="$3"
1030 shift 3
1031 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1032}
1033
f8d7b072
MR
1034require2(){
1035 name="$1"
1036 headers="$2"
1037 func="$3"
1038 shift 3
1039 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1040}
1041
3f8040db
MR
1042require_pkg_config(){
1043 pkg="$1"
1044 check_pkg_config "$@" || die "ERROR: $pkg not found"
1045 add_cflags $(get_safe ${pkg}_cflags)
1046 add_extralibs $(get_safe ${pkg}_libs)
1047}
1048
27565164
DB
1049hostcc_e(){
1050 eval printf '%s\\n' $HOSTCC_E
1051}
1052
ae43c4c0
MR
1053hostcc_o(){
1054 eval printf '%s\\n' $HOSTCC_O
1055}
1056
f0125de9
MR
1057check_host_cc(){
1058 log check_host_cc "$@"
1059 cat > $TMPC
1060 log_file $TMPC
ae43c4c0 1061 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1062}
1063
27565164
DB
1064check_host_cpp(){
1065 log check_host_cpp "$@"
1066 cat > $TMPC
1067 log_file $TMPC
1068 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1069}
1070
4cc4b33f
DB
1071check_host_cppflags(){
1072 log check_host_cppflags "$@"
1073 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1074int x;
1075EOF
1076}
1077
f0125de9
MR
1078check_host_cflags(){
1079 log check_host_cflags "$@"
6c3fa06a 1080 set -- $($host_cflags_filter "$@")
f0125de9
MR
1081 check_host_cc "$@" <<EOF && append host_cflags "$@"
1082int x;
1083EOF
1084}
1085
27565164
DB
1086check_host_cpp_condition(){
1087 log check_host_cpp_condition "$@"
1088 header=$1
1089 condition=$2
1090 shift 2
1091 check_host_cpp "$@" <<EOF
1092#include <$header>
1093#if !($condition)
1094#error "unsatisfied condition: $condition"
1095#endif
1096EOF
1097}
1098
c505dd31
MR
1099apply(){
1100 file=$1
1101 shift
1102 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1103}
1104
c34681df 1105cp_if_changed(){
5e27ec28
MR
1106 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1107 mkdir -p "$(dirname $2)"
4ebc6a74 1108 $cp_f "$1" "$2"
c34681df
MR
1109}
1110
dcd61286
DB
1111# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1112# system-dependent things.
1113
4a0d6686
AJ
1114COMPONENT_LIST="
1115 bsfs
1116 decoders
1117 demuxers
1118 encoders
3cde40aa 1119 filters
5666fd73 1120 hwaccels
c552605c 1121 indevs
4a0d6686 1122 muxers
c552605c 1123 outdevs
4a0d6686
AJ
1124 parsers
1125 protocols
1126"
1127
ab81f24a 1128EXAMPLE_LIST="
b339182e 1129 avcodec_example
e7dfaf16 1130 filter_audio_example
b339182e 1131 metadata_example
ab81f24a 1132 output_example
10421bcf 1133 transcode_aac_example
ab81f24a
DB
1134"
1135
3fc09b00
MR
1136EXTERNAL_LIBRARY_LIST="
1137 avisynth
1138 bzlib
1139 frei0r
1140 gnutls
1c0210c7 1141 libbs2b
3fc09b00
MR
1142 libcdio
1143 libdc1394
1144 libfaac
1145 libfdk_aac
f1b239ec 1146 libfontconfig
3fc09b00
MR
1147 libfreetype
1148 libgsm
1149 libilbc
1150 libmp3lame
1151 libopencore_amrnb
1152 libopencore_amrwb
1153 libopencv
1154 libopenjpeg
1155 libopus
1156 libpulse
1157 librtmp
1158 libschroedinger
1159 libspeex
1160 libtheora
718907cd 1161 libtwolame
3fc09b00
MR
1162 libvo_aacenc
1163 libvo_amrwbenc
1164 libvorbis
1165 libvpx
84d3ff50 1166 libwavpack
be7c3231 1167 libwebp
3fc09b00 1168 libx264
50ea9315 1169 libx265
3fc09b00
MR
1170 libxavs
1171 libxvid
1172 openssl
1173 x11grab
1174 zlib
1175"
1176
d0adf55c
DB
1177FEATURE_LIST="
1178 gray
1179 hardcoded_tables
1180 runtime_cpudetect
1181 safe_bitstream_reader
1182 shared
1183 small
1184 sram
1185 static
1186 swscale_alpha
1187"
1188
70b348ec
DB
1189HWACCEL_LIST="
1190 dxva2
1191 vaapi
1192 vda
1193 vdpau
1194"
7caf48e0 1195
d89f2fa9
DB
1196LIBRARY_LIST="
1197 avcodec
1198 avdevice
1199 avfilter
1200 avformat
1201 avresample
1202 avutil
1203 swscale
1204"
1205
d0adf55c
DB
1206LICENSE_LIST="
1207 gpl
1208 nonfree
1209 version3
1210"
1211
055c61b8
DB
1212PROGRAM_LIST="
1213 avconv
1214 avplay
1215 avprobe
055c61b8
DB
1216"
1217
d0adf55c 1218SUBSYSTEM_LIST="
7f3f5f46 1219 dct
4da3f410 1220 doc
0b499c9b 1221 error_resilience
1848f7d9 1222 fft
b781cc12 1223 lsp
2a91ada8 1224 lzo
47a158cb 1225 mdct
d0adf55c
DB
1226 network
1227 rdft
1228"
1229
1230CONFIG_LIST="
1231 $COMPONENT_LIST
1232 $EXAMPLE_LIST
1233 $EXTERNAL_LIBRARY_LIST
1234 $FEATURE_LIST
1235 $HWACCEL_LIST
1236 $LICENSE_LIST
1237 $LIBRARY_LIST
1238 $PROGRAM_LIST
1239 $SUBSYSTEM_LIST
c88f5d72 1240 memalign_hack
44a0a98f 1241 neon_clobber_test
8a3c8627 1242 pic
7caf48e0 1243 pod2man
f187557a 1244 texi2html
8986fddc 1245 thumb
7e4d9d5d 1246 xmm_clobber_test
4a0d6686 1247"
c88f5d72 1248
7caf48e0 1249THREADS_LIST="
8eee7025
DB
1250 pthreads
1251 w32threads
7caf48e0 1252"
8eee7025 1253
7caf48e0 1254ATOMICS_LIST="
f9f6402e 1255 atomics_gcc
f9f6402e 1256 atomics_suncc
93e65e9a 1257 atomics_win32
7caf48e0 1258"
f9f6402e 1259
7caf48e0 1260ARCH_LIST="
5873b623 1261 aarch64
3f5b56e5 1262 alpha
a2fc0f6a 1263 arm
fdcd782d
MR
1264 avr32
1265 avr32_ap
1266 avr32_uc
3f5b56e5
MR
1267 bfin
1268 ia64
1269 m68k
1270 mips
bae3abb0 1271 mips64
3f5b56e5 1272 parisc
79cb09b2 1273 ppc
34d11b87 1274 ppc64
3f5b56e5
MR
1275 s390
1276 sh4
1277 sparc
1278 sparc64
c75848cd
DB
1279 tilegx
1280 tilepro
0844bae1 1281 tomi
3f5b56e5
MR
1282 x86
1283 x86_32
1284 x86_64
7caf48e0 1285"
3f5b56e5 1286
7caf48e0 1287ARCH_EXT_LIST_ARM="
81dfa21e
MR
1288 armv5te
1289 armv6
1290 armv6t2
8675bcb0 1291 armv8
81dfa21e 1292 neon
b3267559 1293 vfp
81dfa21e 1294 vfpv3
7caf48e0 1295"
81dfa21e 1296
7caf48e0 1297ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1298 amd3dnow
a1ef9f08 1299 amd3dnowext
50cd43f2 1300 avx
4d6ee072 1301 avx2
1b932eb1 1302 fma3
50cd43f2
DB
1303 fma4
1304 mmx
1305 mmxext
1306 sse
1307 sse2
1308 sse3
1309 sse4
1310 sse42
1311 ssse3
7caf48e0
DB
1312 xop
1313"
50cd43f2 1314
7a650caf
DB
1315ARCH_EXT_LIST_PPC="
1316 altivec
1317 dcbzl
1318 ldbrx
1319 ppc4xx
1320"
1321
84bf8817
DB
1322ARCH_EXT_LIST_X86="
1323 $ARCH_EXT_LIST_X86_SIMD
1324 cpunop
1325 i686
1326"
1327
50cd43f2 1328ARCH_EXT_LIST="
81dfa21e 1329 $ARCH_EXT_LIST_ARM
7a650caf 1330 $ARCH_EXT_LIST_PPC
50cd43f2 1331 $ARCH_EXT_LIST_X86
7a650caf
DB
1332 loongson
1333 vis
50cd43f2 1334"
3f5b56e5 1335
7a650caf
DB
1336ARCH_FEATURES="
1337 aligned_stack
1338 fast_64bit
1339 fast_clz
1340 fast_cmov
1341 local_aligned_8
1342 local_aligned_16
1343"
1344
1345BUILTIN_LIST="
1346 atomic_cas_ptr
1347 machine_rw_barrier
1348 MemoryBarrier
1349 mm_empty
1350 rdtsc
1351 sync_val_compare_and_swap
1352"
7caf48e0 1353HAVE_LIST_CMDLINE="
fd712a55
DB
1354 inline_asm
1355 symver
1356 yasm
7caf48e0 1357"
fd712a55 1358
7caf48e0 1359HAVE_LIST_PUB="
a3e02a8c 1360 bigendian
d268eee9 1361 fast_unaligned
7caf48e0 1362"
a3e02a8c 1363
7a650caf
DB
1364HEADERS_LIST="
1365 alsa_asoundlib_h
1366 altivec_h
1367 arpa_inet_h
1368 cdio_paranoia_h
1369 cdio_paranoia_paranoia_h
1370 dev_bktr_ioctl_bt848_h
1371 dev_bktr_ioctl_meteor_h
1372 dev_ic_bt8xx_h
1373 dev_video_bktr_ioctl_bt848_h
1374 dev_video_meteor_ioctl_meteor_h
1375 direct_h
1376 dlfcn_h
1377 dxva_h
1378 gsm_h
1379 io_h
1380 mach_mach_time_h
1381 machine_ioctl_bt848_h
1382 machine_ioctl_meteor_h
1383 malloc_h
1384 poll_h
1385 sndio_h
1386 soundcard_h
1387 sys_mman_h
1388 sys_param_h
1389 sys_resource_h
1390 sys_select_h
1391 sys_soundcard_h
1392 sys_time_h
1393 sys_un_h
1394 sys_videoio_h
1395 unistd_h
1396 windows_h
1397 winsock2_h
1398"
1399
d45ebd48
JG
1400INTRINSICS_LIST="
1401 intrinsics_neon
1402"
1403
79042ab3 1404MATH_FUNCS="
fab0a8b2
MR
1405 atanf
1406 atan2f
79042ab3 1407 cbrtf
fab0a8b2 1408 cosf
79042ab3
DB
1409 exp2
1410 exp2f
fab0a8b2 1411 expf
79042ab3
DB
1412 isinf
1413 isnan
fab0a8b2 1414 ldexpf
79042ab3
DB
1415 llrint
1416 llrintf
1417 log2
1418 log2f
fab0a8b2 1419 log10f
79042ab3
DB
1420 lrint
1421 lrintf
fab0a8b2 1422 powf
79042ab3
DB
1423 rint
1424 round
1425 roundf
fab0a8b2 1426 sinf
79042ab3
DB
1427 trunc
1428 truncf
1429"
1430
7a650caf 1431SYSTEM_FUNCS="
be1a839c 1432 aligned_malloc
ecf97f22 1433 closesocket
15caccb9 1434 CommandLineToArgvW
a61c2115 1435 CoTaskMemFree
1093383d 1436 CryptGenRandom
c88f5d72 1437 dlopen
534a2231 1438 fcntl
e854b8f9 1439 flt_lim
9d99cc5a 1440 fork
84882df6 1441 getaddrinfo
da9e86f8 1442 gethrtime
667fb97a 1443 getopt
02e8f427 1444 GetProcessAffinityMask
fc5607f8 1445 GetProcessMemoryInfo
4e68cb8a 1446 GetProcessTimes
66be5b45 1447 getrusage
c3e73100 1448 getservbyport
7caf48e0 1449 GetSystemTimeAsFileTime
61183b5a 1450 gettimeofday
2e1913b1 1451 inet_aton
abfc8d05 1452 isatty
8772997d 1453 jack_port_get_latency_range
a5b64584 1454 localtime_r
c708b540 1455 mach_absolute_time
73f6d31e 1456 MapViewOfFile
c88f5d72 1457 memalign
6ffa87d3 1458 mkstemp
0328b9ea 1459 mmap
e98b02de 1460 mprotect
d3d3a32c 1461 nanosleep
1f91cdce 1462 posix_memalign
ea4d5f48 1463 sched_getaffinity
7e6a11bc 1464 SetConsoleTextAttribute
b507ebd1 1465 setmode
3e0b1c9a 1466 setrlimit
d3d3a32c 1467 Sleep
87958234 1468 strerror_r
6379900c 1469 strptime
7a650caf
DB
1470 sysconf
1471 sysctl
1472 usleep
1473 VirtualAlloc
1474"
1475
1476TOOLCHAIN_FEATURES="
896a5bff 1477 as_dn_directive
d5a55981 1478 as_func
7a650caf
DB
1479 asm_mod_q
1480 attribute_may_alias
1481 attribute_packed
1482 ebp_available
1483 ebx_available
1484 gnu_as
1485 ibm_asm
1486 inline_asm_labels
1487 pragma_deprecated
1488 symver_asm_label
1489 symver_gnu_asm
1490 vfp_args
1491 xform_asm
1492 xmm_clobbers
1493"
1494
1495TYPES_LIST="
1496 socklen_t
c0018613 1497 struct_addrinfo
75d339e0
MS
1498 struct_group_source_req
1499 struct_ip_mreq_source
b4d68544 1500 struct_ipv6_mreq
cdee08e3 1501 struct_pollfd
3e0b1c9a 1502 struct_rusage_ru_maxrss
b4d68544 1503 struct_sockaddr_in6
3b2372bf 1504 struct_sockaddr_sa_len
33a4dbdd 1505 struct_sockaddr_storage
a6a4793d 1506 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1507"
1508
1509HAVE_LIST="
1510 $ARCH_EXT_LIST
1511 $(add_suffix _external $ARCH_EXT_LIST)
1512 $(add_suffix _inline $ARCH_EXT_LIST)
1513 $ARCH_FEATURES
1514 $ATOMICS_LIST
1515 $BUILTIN_LIST
1516 $HAVE_LIST_CMDLINE
1517 $HAVE_LIST_PUB
1518 $HEADERS_LIST
d45ebd48 1519 $INTRINSICS_LIST
7a650caf
DB
1520 $MATH_FUNCS
1521 $SYSTEM_FUNCS
1522 $THREADS_LIST
1523 $TOOLCHAIN_FEATURES
1524 $TYPES_LIST
1525 atomics_native
1526 dos_paths
a61c2115 1527 dxva2_lib
7a650caf
DB
1528 libc_msvcrt
1529 libdc1394_1
1530 libdc1394_2
1531 sdl
b265431e 1532 threads
7671dd7c 1533 vdpau_x11
7671dd7c 1534 xlib
0cb78cef 1535"
44161118 1536
511cf612 1537# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1538CONFIG_EXTRA="
87849592 1539 aandcttables
bfe9f48a 1540 ac3dsp
aa11cb79 1541 audio_frame_queue
9a9e2f1c 1542 audiodsp
e74433a8 1543 blockdsp
c67b449b 1544 bswapdsp
8ef33497 1545 cabac
f6ee61fb 1546 dvprofile
a9aee08d 1547 fdctdsp
bfe9f48a 1548 gcrypt
478fd534 1549 golomb
9cad0e4e 1550 gplv3
0338c396 1551 h263dsp
478fd534
DB
1552 h264chroma
1553 h264dsp
1554 h264pred
915a2a0a 1555 h264qpel
68d8238c 1556 hpeldsp
478fd534 1557 huffman
0d439fbe 1558 huffyuvdsp
512f3ffe 1559 huffyuvencdsp
e3fcb143 1560 idctdsp
bd499d9a 1561 iirfilter
dc4d726b 1562 intrax8
9cad0e4e 1563 lgplv3
478fd534 1564 lpc
2d604443 1565 me_cmp
7b9ef8d7 1566 mpeg_er
1e164c0b 1567 mpegaudio
bfe9f48a 1568 mpegaudiodsp
18bbca1f 1569 mpegvideo
ad08dfd5 1570 mpegvideoenc
bfe9f48a 1571 nettle
f46bb608 1572 pixblockdsp
368f5035 1573 qpeldsp
f704a079 1574 rangecoder
255d9c57 1575 riffdec
3dd5c95d 1576 riffenc
bfe9f48a 1577 rtpdec
5ad2f0bf 1578 rtpenc_chain
bfe9f48a 1579 sinewin
57f09608 1580 tpeldsp
8c53d39e 1581 videodsp
ab9f9876 1582 vp3dsp
b6bb00b0
MR
1583"
1584
520cc7f1 1585CMDLINE_SELECT="
3f5b56e5 1586 $ARCH_EXT_LIST
520cc7f1 1587 $CONFIG_LIST
fd712a55 1588 $HAVE_LIST_CMDLINE
8eee7025 1589 $THREADS_LIST
c8a4ae00 1590 asm
db6107b6 1591 cross_compile
520cc7f1
MR
1592 debug
1593 extra_warnings
8c6afa4d 1594 logging
65d12900 1595 lto
d2bbb2f7 1596 optimizations
520cc7f1 1597"
426be5dc 1598
7caf48e0 1599PATHS_LIST="
d156bede 1600 bindir
14a8acf1 1601 datadir
f4ca970d 1602 docdir
26759c44
MR
1603 incdir
1604 libdir
26759c44
MR
1605 mandir
1606 prefix
1607 shlibdir
7caf48e0 1608"
426be5dc
DB
1609
1610CMDLINE_SET="
1611 $PATHS_LIST
121d78d0 1612 ar
426be5dc 1613 arch
313c46a6 1614 as
426be5dc
DB
1615 build_suffix
1616 cc
1617 cpu
1618 cross_prefix
50567afa 1619 dep_cc
ac63af34 1620 extra_version
9da6609f
MR
1621 host_cc
1622 host_cflags
095792f2 1623 host_ld
9da6609f
MR
1624 host_ldflags
1625 host_libs
82bb3329 1626 host_os
684b28e0 1627 ld
426be5dc 1628 logfile
4ae40685 1629 malloc_prefix
89641463 1630 nm
9cd7b854 1631 optflags
3f8040db 1632 pkg_config
390acbea 1633 pkg_config_flags
154caa67 1634 random_seed
2fad0977 1635 samples
c5200f17
MR
1636 sysinclude
1637 sysroot
a7ada2ba 1638 target_exec
26759c44 1639 target_os
a7ada2ba 1640 target_path
ba13606c 1641 target_samples
aeeb782c 1642 toolchain
426be5dc 1643"
520cc7f1 1644
89f2932b
MR
1645CMDLINE_APPEND="
1646 extra_cflags
4cc4b33f 1647 host_cppflags
89f2932b
MR
1648"
1649
912f3148
DB
1650# code dependency declarations
1651
9eeed841 1652# architecture extensions
808fa33c 1653
a2fc0f6a
MR
1654armv5te_deps="arm"
1655armv6_deps="arm"
ab5cb084 1656armv6t2_deps="arm"
8675bcb0 1657armv8_deps="aarch64"
b7b17ed6 1658neon_deps_any="aarch64 arm"
d45ebd48 1659intrinsics_neon_deps="neon"
b7b17ed6 1660vfp_deps_any="aarch64 arm"
b3267559 1661vfpv3_deps="vfp"
808fa33c 1662
637606de
MR
1663map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1664
808fa33c
MR
1665altivec_deps="ppc"
1666ppc4xx_deps="ppc"
1667
84146963
DB
1668cpunop_deps="i686"
1669x86_64_select="i686"
1670x86_64_suggest="fast_cmov"
50cd43f2 1671
808fa33c
MR
1672amd3dnow_deps="mmx"
1673amd3dnowext_deps="amd3dnow"
fb87e69f 1674i686_deps="x86"
9eeed841 1675mmx_deps="x86"
239fdf1b 1676mmxext_deps="mmx"
50cd43f2
DB
1677sse_deps="mmxext"
1678sse2_deps="sse"
1679sse3_deps="sse2"
1680ssse3_deps="sse3"
1681sse4_deps="ssse3"
1682sse42_deps="sse4"
1683avx_deps="sse42"
10b0161d 1684xop_deps="avx"
1b932eb1 1685fma3_deps="avx"
79687079 1686fma4_deps="avx"
4d6ee072 1687avx2_deps="avx"
9eeed841 1688
43b73d59
DB
1689mmx_external_deps="yasm"
1690mmx_inline_deps="inline_asm"
1691mmx_suggest="mmx_external mmx_inline"
1692
84bf8817 1693for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1694 eval dep=\$${ext}_deps
1695 eval ${ext}_external_deps='"${dep}_external"'
1696 eval ${ext}_inline_deps='"${dep}_inline"'
1697 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1698done
1699
032d4da8
JG
1700aligned_stack_if_any="aarch64 ppc x86"
1701fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1702fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1703fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1704
3e0b1c9a 1705need_memalign="altivec neon sse"
89e053f8 1706
1a5fdf95
DB
1707# system capabilities
1708log2_deps="!libc_msvcrt"
1709
b462d132
MR
1710symver_if_any="symver_asm_label symver_gnu_asm"
1711
8558595a
DB
1712# threading support
1713atomics_gcc_if="sync_val_compare_and_swap"
1714atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1715atomics_win32_if="MemoryBarrier"
1716atomics_native_if_any="$ATOMICS_LIST"
874c751c 1717w32threads_deps="atomics_native"
8558595a
DB
1718threads_if_any="$THREADS_LIST"
1719
26fbcc85 1720# subsystems
dc609252 1721dct_select="rdft"
2d604443 1722error_resilience_select="me_cmp"
fbf4d219 1723intrax8_select="error_resilience"
26fbcc85
MR
1724mdct_select="fft"
1725rdft_select="fft"
2d604443 1726me_cmp_select="fdctdsp idctdsp pixblockdsp"
7b9ef8d7 1727mpeg_er_select="error_resilience"
1e164c0b 1728mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1729mpegaudiodsp_select="dct"
2d604443
DB
1730mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
1731mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
26fbcc85 1732
ed40b6bf 1733# decoders / encoders
cfc2a0cf 1734aac_decoder_select="mdct sinewin"
bd499d9a 1735aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
136e19e1 1736aac_latm_decoder_select="aac_decoder aac_latm_parser"
c67b449b 1737ac3_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2d604443
DB
1738ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
1739ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
e3fcb143 1740aic_decoder_select="golomb idctdsp"
f4d608e3 1741alac_encoder_select="lpc"
c67b449b 1742als_decoder_select="bswapdsp"
b781cc12 1743amrnb_decoder_select="lsp"
2b2a597e 1744amrwb_decoder_select="lsp"
0a36988e 1745amv_decoder_select="sp5x_decoder"
c67b449b 1746ape_decoder_select="bswapdsp"
e3fcb143 1747asv1_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1748asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
e3fcb143 1749asv2_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1750asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
4538729a 1751atrac1_decoder_select="mdct sinewin"
26fbcc85 1752atrac3_decoder_select="mdct"
e6f0bb65 1753atrac3p_decoder_select="mdct sinewin"
e74433a8 1754bink_decoder_select="blockdsp hpeldsp"
a33657ce
DB
1755binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1756binkaudio_rdft_decoder_select="mdct rdft sinewin"
e3fcb143 1757cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
c67b449b 1758cllc_decoder_select="bswapdsp"
9b500b8f 1759comfortnoise_encoder_select="lpc"
9a9e2f1c 1760cook_decoder_select="audiodsp mdct sinewin"
2a91ada8 1761cscd_decoder_select="lzo"
2eef7c62 1762cscd_decoder_suggest="zlib"
26fbcc85 1763dca_decoder_select="mdct"
e3fcb143 1764dnxhd_decoder_select="blockdsp idctdsp"
f46bb608 1765dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
f6ee61fb 1766dvvideo_decoder_select="dvprofile idctdsp"
2d604443 1767dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
61c31e4e 1768dxa_decoder_deps="zlib"
baf91bb9 1769eac3_decoder_select="ac3_decoder"
4264a0dd 1770eac3_encoder_select="ac3_encoder"
e3fcb143
DB
1771eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1772eatgq_decoder_select="aandcttables idctdsp"
1773eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
38389058 1774exr_decoder_deps="zlib"
cd832f03
DB
1775ffv1_decoder_select="golomb rangecoder"
1776ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1777ffvhuff_decoder_select="huffyuv_decoder"
1778ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1779fic_decoder_select="golomb"
4f034993 1780flac_decoder_select="golomb"
c67b449b 1781flac_encoder_select="bswapdsp golomb lpc"
61c31e4e
DB
1782flashsv_decoder_deps="zlib"
1783flashsv_encoder_deps="zlib"
1784flashsv2_decoder_deps="zlib"
4414137e 1785flv_decoder_select="h263_decoder"
4d4b4bd1 1786flv_encoder_select="h263_encoder"
c67b449b
DB
1787fourxm_decoder_select="blockdsp bswapdsp"
1788fraps_decoder_select="bswapdsp huffman"
61c31e4e 1789g2m_decoder_deps="zlib"
e3fcb143 1790g2m_decoder_select="blockdsp idctdsp"
7b9ef8d7 1791h261_decoder_select="mpeg_er mpegvideo"
ad08dfd5 1792h261_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1793h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
0338c396 1794h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1795h263i_decoder_select="h263_decoder"
fe629c2d 1796h263p_encoder_select="h263_encoder"
8ef33497 1797h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1798h264_decoder_suggest="error_resilience"
c67b449b
DB
1799hevc_decoder_select="bswapdsp cabac golomb videodsp"
1800huffyuv_decoder_select="bswapdsp huffyuvdsp"
1801huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
34150be5 1802iac_decoder_select="imc_decoder"
c67b449b 1803imc_decoder_select="bswapdsp fft mdct sinewin"
8f992dc8 1804indeo3_decoder_select="hpeldsp"
8071264f 1805interplay_video_decoder_select="hpeldsp"
8e0cf39f 1806jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1807jpegls_encoder_select="golomb"
e74433a8 1808jv_decoder_select="blockdsp"
0d439fbe 1809lagarith_decoder_select="huffyuvdsp"
e3fcb143 1810ljpeg_encoder_select="aandcttables idctdsp"
4f034993 1811loco_decoder_select="golomb"
e3fcb143 1812mdec_decoder_select="blockdsp idctdsp mpegvideo"
3e589878 1813metasound_decoder_select="lsp mdct sinewin"
e3fcb143
DB
1814mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
1815mjpeg_decoder_select="blockdsp hpeldsp idctdsp"
6cd76e54 1816mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1817mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1818mlp_decoder_select="mlp_parser"
c67b449b 1819motionpixels_decoder_select="bswapdsp"
1e164c0b
DB
1820mp1_decoder_select="mpegaudio"
1821mp1float_decoder_select="mpegaudio"
1822mp2_decoder_select="mpegaudio"
1823mp2float_decoder_select="mpegaudio"
1824mp3_decoder_select="mpegaudio"
1825mp3adu_decoder_select="mpegaudio"
1826mp3adufloat_decoder_select="mpegaudio"
1827mp3float_decoder_select="mpegaudio"
1828mp3on4_decoder_select="mpegaudio"
1829mp3on4float_decoder_select="mpegaudio"
c67b449b 1830mpc7_decoder_select="bswapdsp mpegaudiodsp"
88b24064 1831mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1832mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1833mpeg_xvmc_decoder_select="mpeg2video_decoder"
7b9ef8d7 1834mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1835mpeg1video_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1836mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1837mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1838mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1839mpeg4_encoder_select="h263_encoder"
4414137e 1840msmpeg4v1_decoder_select="h263_decoder"
4414137e 1841msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1842msmpeg4v2_encoder_select="h263_encoder"
4414137e 1843msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1844msmpeg4v3_encoder_select="h263_encoder"
7b9ef8d7 1845mss2_decoder_select="error_resilience mpeg_er qpeldsp vc1_decoder"
8e0cf39f 1846mxpeg_decoder_select="mjpeg_decoder"
4538729a 1847nellymoser_decoder_select="mdct sinewin"
aa11cb79 1848nellymoser_encoder_select="audio_frame_queue mdct sinewin"
e3fcb143 1849nuv_decoder_select="idctdsp lzo"
e2834567 1850on2avc_decoder_select="mdct"
b70d7a4a 1851opus_decoder_deps="avresample"
61c31e4e 1852png_decoder_deps="zlib"
61c31e4e 1853png_encoder_deps="zlib"
512f3ffe 1854png_encoder_select="huffyuvencdsp"
e3fcb143 1855prores_decoder_select="idctdsp"
a9aee08d 1856prores_encoder_select="fdctdsp"
b781cc12 1857qcelp_decoder_select="lsp"
c4f5c2d6 1858qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1859ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1860ralf_decoder_select="golomb"
7b9ef8d7 1861rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1862rv10_encoder_select="h263_encoder"
7b9ef8d7 1863rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1864rv20_encoder_select="h263_encoder"
7b9ef8d7
DB
1865rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
1866rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
4f034993 1867shorten_decoder_select="golomb"
b781cc12 1868sipr_decoder_select="lsp"
8e0cf39f 1869sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1870svq1_decoder_select="hpeldsp"
2d604443 1871svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
57f09608 1872svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1873svq3_decoder_suggest="zlib"
9a9e2f1c 1874tak_decoder_select="audiodsp"
4eef77c1 1875theora_decoder_select="vp3_decoder"
7caf48e0 1876thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1877tiff_decoder_suggest="zlib"
1878tiff_encoder_suggest="zlib"
aec09a00 1879truehd_decoder_select="mlp_decoder"
c67b449b
DB
1880truemotion2_decoder_select="bswapdsp"
1881truespeech_decoder_select="bswapdsp"
61c31e4e 1882tscc_decoder_deps="zlib"
4538729a 1883twinvq_decoder_select="mdct lsp sinewin"
c67b449b
DB
1884utvideo_decoder_select="bswapdsp"
1885utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
0d439fbe 1886vble_decoder_select="huffyuvdsp"
7b9ef8d7 1887vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp"
45ecda85 1888vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1889vorbis_decoder_select="mdct"
1890vorbis_encoder_select="mdct"
3bd062bf 1891vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1892vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1893vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1894vp6a_decoder_select="vp6_decoder"
1895vp6f_decoder_select="vp6_decoder"
ac4b32df 1896vp7_decoder_select="h264pred videodsp"
8c53d39e 1897vp8_decoder_select="h264pred videodsp"
72ca830f 1898vp9_decoder_select="videodsp"
c4bfa098 1899webp_decoder_select="vp8_decoder"
4538729a
MR
1900wmapro_decoder_select="mdct sinewin"
1901wmav1_decoder_select="mdct sinewin"
1902wmav1_encoder_select="mdct sinewin"
1903wmav2_decoder_select="mdct sinewin"
1904wmav2_encoder_select="mdct sinewin"
1905wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1906wmv1_decoder_select="h263_decoder"
665507aa 1907wmv1_encoder_select="h263_encoder"
e3fcb143 1908wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp"
1746e2a9 1909wmv2_encoder_select="h263_encoder"
015f8ee0 1910wmv3_decoder_select="vc1_decoder"
45ecda85 1911wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1912zerocodec_decoder_deps="zlib"
1913zlib_decoder_deps="zlib"
1914zlib_encoder_deps="zlib"
1915zmbv_decoder_deps="zlib"
1916zmbv_encoder_deps="zlib"
30fd06be 1917
ed40b6bf 1918# hardware accelerators
215cdd35 1919dxva2_deps="dxva2api_h"
0afab17e 1920vaapi_deps="va_va_h"
ac3dbb4d 1921vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1922vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1923vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1924
82ca17ac
DB
1925h263_vaapi_hwaccel_deps="vaapi"
1926h263_vaapi_hwaccel_select="h263_decoder"
1927h263_vdpau_hwaccel_deps="vdpau"
1928h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1929h264_dxva2_hwaccel_deps="dxva2"
1930h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1931h264_vaapi_hwaccel_deps="vaapi"
1932h264_vaapi_hwaccel_select="h264_decoder"
1933h264_vda_hwaccel_deps="vda"
1934h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1935h264_vda_old_hwaccel_deps="vda"
1936h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1937h264_vdpau_hwaccel_deps="vdpau"
1938h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1939mpeg1_vdpau_hwaccel_deps="vdpau"
1940mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1941mpeg2_dxva2_hwaccel_deps="dxva2"
1942mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1943mpeg2_vaapi_hwaccel_deps="vaapi"
1944mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1945mpeg2_vdpau_hwaccel_deps="vdpau"
1946mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1947mpeg4_vaapi_hwaccel_deps="vaapi"
1948mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1949mpeg4_vdpau_hwaccel_deps="vdpau"
1950mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1951vc1_dxva2_hwaccel_deps="dxva2"
1952vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1953vc1_vaapi_hwaccel_deps="vaapi"
1954vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1955vc1_vdpau_hwaccel_deps="vdpau"
1956vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1957wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1958wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1959wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1960
28b80940 1961# parsers
fb7127b2 1962h264_parser_select="h264_decoder"
a6a675a7 1963mpegvideo_parser_select="mpegvideo"
7b9ef8d7 1964mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
06b54e84 1965vc1_parser_select="mpegvideo"
28b80940 1966
912f3148 1967# external libraries
c9171a83 1968libfaac_encoder_deps="libfaac"
aa11cb79 1969libfaac_encoder_select="audio_frame_queue"
4f2b469d 1970libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1971libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1972libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1973libgsm_decoder_deps="libgsm"
1974libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1975libgsm_ms_decoder_deps="libgsm"
1976libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1977libilbc_decoder_deps="libilbc"
1978libilbc_encoder_deps="libilbc"
1cc60c47 1979libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1980libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1981libopencore_amrnb_decoder_deps="libopencore_amrnb"
1982libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1983libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1984libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1985libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1986libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1987libopus_decoder_deps="libopus"
6cb8c854 1988libopus_encoder_deps="libopus"
aa11cb79 1989libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1990libschroedinger_decoder_deps="libschroedinger"
1991libschroedinger_encoder_deps="libschroedinger"
ae14f311 1992libspeex_decoder_deps="libspeex"
b606a017 1993libspeex_encoder_deps="libspeex"
aa11cb79 1994libspeex_encoder_select="audio_frame_queue"
150d2772 1995libtheora_encoder_deps="libtheora"
718907cd 1996libtwolame_encoder_deps="libtwolame"
d89e738a 1997libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1998libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1999libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 2000libvorbis_encoder_deps="libvorbis"
aa11cb79 2001libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
2002libvpx_vp8_decoder_deps="libvpx"
2003libvpx_vp8_encoder_deps="libvpx"
2004libvpx_vp9_decoder_deps="libvpx"
2005libvpx_vp9_encoder_deps="libvpx"
84d3ff50 2006libwavpack_encoder_deps="libwavpack"
be7c3231 2007libwebp_encoder_deps="libwebp"
1cc60c47 2008libx264_encoder_deps="libx264"
50ea9315 2009libx265_encoder_deps="libx265"
de295976 2010libxavs_encoder_deps="libxavs"
1cc60c47 2011libxvid_encoder_deps="libxvid"
30fd06be 2012
912f3148 2013# demuxers / muxers
c2dd0e9e 2014ac3_demuxer_select="ac3_parser"
255d9c57 2015asf_demuxer_select="riffdec"
3dd5c95d 2016asf_muxer_select="riffenc"
647c2356 2017asf_stream_muxer_select="asf_muxer"
255d9c57 2018avi_demuxer_select="riffdec"
3dd5c95d 2019avi_muxer_select="riffenc"
4e622dea 2020avisynth_demuxer_deps="avisynth"
255d9c57
DB
2021avisynth_demuxer_select="riffdec"
2022caf_demuxer_select="riffdec"
c2dd0e9e 2023dirac_demuxer_select="dirac_parser"
f6ee61fb
AK
2024dv_demuxer_select="dvprofile"
2025dv_muxer_select="dvprofile"
255d9c57 2026dxa_demuxer_select="riffdec"
5b423887 2027eac3_demuxer_select="ac3_parser"
e01fba55 2028f4v_muxer_select="mov_muxer"
c2dd0e9e 2029flac_demuxer_select="flac_parser"
435214a7 2030hds_muxer_select="flv_muxer"
c9031c7c 2031hls_muxer_select="mpegts_muxer"
647c2356 2032ipod_muxer_select="mov_muxer"
31f16dc1 2033ismv_muxer_select="mov_muxer"
647c2356 2034matroska_audio_muxer_select="matroska_muxer"
255d9c57 2035matroska_demuxer_select="riffdec"
2a91ada8 2036matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2037matroska_muxer_select="riffenc"
2038mmf_muxer_select="riffenc"
255d9c57 2039mov_demuxer_select="riffdec"
4e622dea 2040mov_demuxer_suggest="zlib"
3dd5c95d 2041mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2042mp3_demuxer_select="mpegaudio_parser"
647c2356 2043mp4_muxer_select="mov_muxer"
75644335 2044mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2045mpegtsraw_demuxer_select="mpegts_demuxer"
2046mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2047nut_muxer_select="riffenc"
255d9c57 2048nuv_demuxer_select="riffdec"
24ca518b 2049ogg_demuxer_select="golomb"
647c2356 2050psp_muxer_select="mov_muxer"
44594cc7 2051rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2052rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2053rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2054rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2055sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2056sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2057sdp_demuxer_select="rtpdec"
e772f9fa 2058smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2059spdif_muxer_select="aac_parser"
57231e4d 2060tak_demuxer_select="tak_parser"
647c2356
DB
2061tg2_muxer_select="mov_muxer"
2062tgp_muxer_select="mov_muxer"
a7d45e06 2063w64_demuxer_select="wav_demuxer"
255d9c57 2064wav_demuxer_select="riffdec"
3dd5c95d
DB
2065wav_muxer_select="riffenc"
2066webm_muxer_select="riffenc"
255d9c57
DB
2067wtv_demuxer_select="riffdec"
2068xmv_demuxer_select="riffdec"
2069xwma_demuxer_select="riffdec"
4e622dea
SS
2070
2071# indevs / outdevs
38e54a75 2072alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2073alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2074bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2075dv1394_indev_deps="dv1394"
2076dv1394_indev_select="dv_demuxer"
c6f95144 2077fbdev_indev_deps="linux_fb_h"
a3fc62e8 2078jack_indev_deps="jack_jack_h pthreads"
e417d80d 2079libcdio_indev_deps="libcdio"
38e54a75 2080libdc1394_indev_deps="libdc1394"
38e54a75
SS
2081oss_indev_deps_any="soundcard_h sys_soundcard_h"
2082oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2083pulse_indev_deps="libpulse"
15d59d2c
B
2084sndio_indev_deps="sndio_h"
2085sndio_outdev_deps="sndio_h"
38e54a75 2086v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2087vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2088vfwcap_indev_extralibs="-lavicap32"
24f8961f 2089x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2090
912f3148 2091# protocols
acd554c1
SP
2092ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2093ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2094ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2095ffrtmphttp_protocol_deps="!librtmp_protocol"
2096ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2097gopher_protocol_select="network"
279a0c97 2098http_protocol_select="tcp_protocol"
7caf48e0 2099httpproxy_protocol_select="tcp_protocol"
183baead 2100https_protocol_select="tls_protocol"
c3b57d6e
DB
2101librtmp_protocol_deps="librtmp"
2102librtmpe_protocol_deps="librtmp"
2103librtmps_protocol_deps="librtmp"
2104librtmpt_protocol_deps="librtmp"
2105librtmpte_protocol_deps="librtmp"
c60a2d70 2106mmsh_protocol_select="http_protocol"
998c1ee1 2107mmst_protocol_select="network"
c3b57d6e 2108rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2109rtmp_protocol_select="tcp_protocol"
acd554c1 2110rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2111rtmps_protocol_deps="!librtmp_protocol"
2112rtmps_protocol_select="tls_protocol"
775c4d36 2113rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2114rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2115rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2116rtp_protocol_select="udp_protocol"
998c1ee1
DB
2117sctp_protocol_deps="struct_sctp_event_subscribe"
2118sctp_protocol_select="network"
0eecafc9 2119srtp_protocol_select="rtp_protocol"
998c1ee1 2120tcp_protocol_select="network"
558d192d
MS
2121tls_protocol_deps_any="openssl gnutls"
2122tls_protocol_select="tcp_protocol"
998c1ee1 2123udp_protocol_select="network"
60538758
LB
2124unix_protocol_deps="sys_un_h"
2125unix_protocol_select="network"
c08fb000 2126
6ebf0bfc 2127# filters
13fabd7a 2128blackframe_filter_deps="gpl"
ce6b6ef6 2129boxblur_filter_deps="gpl"
1c0210c7 2130bs2b_filter_deps="libbs2b"
68b79bfc 2131cropdetect_filter_deps="gpl"
b157be1f 2132delogo_filter_deps="gpl"
a5b64584 2133drawtext_filter_deps="libfreetype"
61b323ce 2134frei0r_filter_deps="frei0r dlopen"
cfec77aa 2135frei0r_filter_extralibs='$ldl'
61b323ce 2136frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2137frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2138hqdn3d_filter_deps="gpl"
3fce1367 2139interlace_filter_deps="gpl"
cf69ad35 2140ocv_filter_deps="libopencv"
7caf48e0 2141resample_filter_deps="avresample"
2f296e39 2142scale_filter_deps="swscale"
6ebf0bfc 2143
ab81f24a 2144# examples
b339182e 2145avcodec_example_deps="avcodec avutil"
e7dfaf16 2146filter_audio_example_deps="avfilter avutil"
b339182e 2147metadata_example_deps="avformat avutil"
ab81f24a 2148output_example_deps="avcodec avformat avutil swscale"
10421bcf 2149transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2150
44951174 2151# libraries, in linking order
d89f2fa9 2152avcodec_deps="avutil"
44951174 2153avdevice_deps="avformat avcodec avutil"
d89f2fa9 2154avfilter_deps="avutil"
44951174 2155avformat_deps="avcodec avutil"
d89f2fa9
DB
2156avresample_deps="avutil"
2157swscale_deps="avutil"
f7679c54 2158
912f3148 2159# programs
54fd593a 2160avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2161avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2162 fps_filter null_filter resample_filter scale_filter
bce70f81 2163 setpts_filter trim_filter"
d173ede1 2164avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2165avplay_libs='$sdl_libs'
266463da 2166avplay_select="rdft"
9e12f0bf 2167avprobe_deps="avcodec avformat"
a2830dca 2168
4da3f410 2169# documentation
92f0abb2 2170pod2man_deps="doc"
4da3f410
DB
2171texi2html_deps="doc"
2172
de6d9b64 2173# default parameters
8a608357 2174
19bd477d 2175logfile="config.log"
8a608357
MR
2176
2177# installation paths
c9d19248
MR
2178prefix_default="/usr/local"
2179bindir_default='${prefix}/bin'
6291d7e4 2180datadir_default='${prefix}/share/avconv'
f4ca970d 2181docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2182incdir_default='${prefix}/include'
2183libdir_default='${prefix}/lib'
2184mandir_default='${prefix}/share/man'
2185shlibdir_default="$libdir_default"
8a608357
MR
2186
2187# toolchain
121d78d0 2188ar_default="ar"
13c7df3d 2189cc_default="gcc"
9da6609f 2190host_cc_default="gcc"
4ebc6a74 2191cp_f="cp -f"
b58b00ae 2192ln_s="ln -s -f"
2a8a860a 2193nm_default="nm -g"
11e6d03a 2194objformat="elf"
3f8040db 2195pkg_config_default=pkg-config
be7109c1 2196ranlib="ranlib"
e52567c2 2197strip="strip"
11e6d03a 2198yasmexe="yasm"
8a608357 2199
3e0b1c9a 2200nogas=":"
8182dc34 2201
8a608357 2202# machine
8d4c00ed 2203arch_default=$(uname -m)
38d0a8aa 2204cpu="generic"
d45ebd48 2205intrinsics="none"
8a608357 2206
8a608357 2207# OS
8d4c00ed
MR
2208target_os_default=$(tolower $(uname -s))
2209host_os=$target_os_default
8a608357 2210
8a608357 2211# configurable options
ab81f24a 2212enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2213
3e0b1c9a
DB
2214enable asm
2215enable debug
2216enable doc
8400d6b8 2217enable optimizations
8cfbbd92 2218enable safe_bitstream_reader
530dc538 2219enable static
a9ddb5b1 2220enable swscale_alpha
8a608357 2221
2e2ec667
DB
2222# By default, enable only those hwaccels that have no external dependencies.
2223enable dxva2 vdpau
2224
8a608357 2225# build settings
9987769a 2226SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2227LIBPREF="lib"
2228LIBSUF=".a"
c5f14466
RP
2229FULLNAME='$(NAME)$(BUILDSUF)'
2230LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2231SLIBPREF="lib"
2232SLIBSUF=".so"
c5f14466 2233SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2234SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2235SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2236LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2237SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2238SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2239
68485d1f
MR
2240asflags_filter=echo
2241cflags_filter=echo
64933b6c
MR
2242ldflags_filter=echo
2243
23565c26 2244AS_C='-c'
bc877faf 2245AS_O='-o $@'
23565c26 2246CC_C='-c'
18031c49 2247CC_E='-E -o $@'
7e6c86e6 2248CC_O='-o $@'
a758c5e2 2249LD_O='-o $@'
8db73c61
MR
2250LD_LIB='-l%'
2251LD_PATH='-L'
23565c26 2252HOSTCC_C='-c'
27565164 2253HOSTCC_E='-E -o $@'
a758c5e2 2254HOSTCC_O='-o $@'
095792f2 2255HOSTLD_O='-o $@'
7e6c86e6 2256
9da6609f 2257host_libs='-lm'
6c3fa06a
MR
2258host_cflags_filter=echo
2259host_ldflags_filter=echo
9da6609f 2260
9b861379 2261target_path='$(CURDIR)'
a7ada2ba 2262
a158446b
MR
2263# since the object filename is not given with the -MM flag, the compiler
2264# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2265DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2266DEPFLAGS='-MM'
315c741d 2267
c597172e 2268# find source path
24524f36 2269if test -f configure; then
f038cf3c 2270 source_path=.
c597172e 2271else
8477f2de 2272 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2273 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2274 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2275 test -e "$source_path/config.h" &&
2276 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2277fi
2278
13cbe2c0 2279for v in "$@"; do
b04251c5
MR
2280 r=${v#*=}
2281 l=${v%"$r"}
2282 r=$(sh_quote "$r")
29ba0911 2283 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2284done
c597172e 2285
73ef8980
MR
2286find_things(){
2287 thing=$1
2288 pattern=$2
2289 file=$source_path/$3
932ccf39 2290 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2291}
2292
2293ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2294DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2295HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2296PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2297BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2298MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2299DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2300OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2301INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2302PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2303FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2304
54e75be4
DB
2305ALL_COMPONENTS="
2306 $BSF_LIST
2307 $DECODER_LIST
2308 $DEMUXER_LIST
2309 $ENCODER_LIST
2310 $FILTER_LIST
2311 $HWACCEL_LIST
2312 $INDEV_LIST
2313 $MUXER_LIST
2314 $OUTDEV_LIST
2315 $PARSER_LIST
2316 $PROTOCOL_LIST
2317"
2318
8469ae22
MR
2319for n in $COMPONENT_LIST; do
2320 v=$(toupper ${n%s})_LIST
2321 eval enable \$$v
2322 eval ${n}_if_any="\$$v"
2323done
2324
206a070d 2325enable $ARCH_EXT_LIST
c597172e
MR
2326
2327die_unknown(){
2328 echo "Unknown option \"$1\"."
2329 echo "See $0 --help for available options."
2330 exit 1
2331}
2332
7432e872
DB
2333print_3_columns() {
2334 cat | tr ' ' '\n' | sort | pr -r -3 -t
2335}
2336
794f8e97 2337show_list() {
bf0c4afa
RP
2338 suffix=_$1
2339 shift
7432e872 2340 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2341 exit 0
2342}
2343
154caa67
MR
2344rand_list(){
2345 IFS=', '
2346 set -- $*
2347 unset IFS
2348 for thing; do
2349 comp=${thing%:*}
2350 prob=${thing#$comp}
2351 prob=${prob#:}
2352 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2353 echo "prob ${prob:-0.5}"
2354 printf '%s\n' $comp
2355 done
2356}
2357
2358do_random(){
2359 action=$1
2360 shift
2361 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2362 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2363}
2364
c597172e 2365for opt do
7483e694
DB
2366 optval="${opt#*=}"
2367 case "$opt" in
ea061af1
DB
2368 --extra-ldflags=*)
2369 add_ldflags $optval
7e9e7cc2 2370 ;;
bb0babd7
LB
2371 --extra-ldexeflags=*)
2372 add_ldexeflags $optval
2373 ;;
ea061af1
DB
2374 --extra-libs=*)
2375 add_extralibs $optval
7e9e7cc2 2376 ;;
ea061af1
DB
2377 --disable-devices)
2378 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2379 ;;
ea061af1
DB
2380 --enable-debug=*)
2381 debuglevel="$optval"
7e9e7cc2
MR
2382 ;;
2383 --disable-programs)
2384 disable $PROGRAM_LIST
2385 ;;
2386 --disable-everything)
2387 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2388 ;;
844c6852
DB
2389 --disable-all)
2390 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2391 disable $LIBRARY_LIST $PROGRAM_LIST doc
2392 ;;
7e9e7cc2
MR
2393 --enable-random|--disable-random)
2394 action=${opt%%-random}
2395 do_random ${action#--} $COMPONENT_LIST
2396 ;;
2397 --enable-random=*|--disable-random=*)
2398 action=${opt%%-random=*}
2399 do_random ${action#--} $optval
2400 ;;
2401 --enable-*=*|--disable-*=*)
2402 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2403 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2404 eval list=\$$(toupper $thing)_LIST
2405 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2406 $action $(filter "$name" $list)
2407 ;;
894682a9
AK
2408 --enable-avserver|--disable-avserver*)
2409 warn "avserver has been removed, the ${opt} option is only"\
2410 "provided for compatibility and will be removed in the future"
2411 ;;
7e9e7cc2
MR
2412 --enable-?*|--disable-?*)
2413 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2414 if is_in $option $COMPONENT_LIST; then
2415 test $action = disable && action=unset
2416 eval $action \$$(toupper ${option%s})_LIST
2417 elif is_in $option $CMDLINE_SELECT; then
2418 $action $option
2419 else
2420 die_unknown $opt
2421 fi
2422 ;;
2423 --list-*)
2424 NAME="${opt#--list-}"
2425 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2426 NAME=${NAME%s}
2427 eval show_list $NAME \$$(toupper $NAME)_LIST
2428 ;;
2429 --help|-h) show_help
2430 ;;
2431 *)
2432 optname="${opt%%=*}"
2433 optname="${optname#--}"
2434 optname=$(echo "$optname" | sed 's/-/_/g')
2435 if is_in $optname $CMDLINE_SET; then
2436 eval $optname='$optval'
2437 elif is_in $optname $CMDLINE_APPEND; then
2438 append $optname "$optval"
2439 else
2440 die_unknown $opt
2441 fi
2442 ;;
7483e694 2443 esac
c597172e
MR
2444done
2445
bcea99bb
MR
2446disabled logging && logfile=/dev/null
2447
29ba0911 2448echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2449set >> $logfile
2450
9da6609f
MR
2451test -n "$cross_prefix" && enable cross_compile
2452
8d4c00ed
MR
2453if enabled cross_compile; then
2454 test -n "$arch" && test -n "$target_os" ||
2455 die "Must specify target arch and OS when cross-compiling"
2456fi
2457
121d78d0 2458ar_default="${cross_prefix}${ar_default}"
11e6d03a 2459cc_default="${cross_prefix}${cc_default}"
20e0ed95 2460nm_default="${cross_prefix}${nm_default}"
3f8040db 2461pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2462ranlib="${cross_prefix}${ranlib}"
e52567c2 2463strip="${cross_prefix}${strip}"
adb2b908 2464
c5200f17
MR
2465sysinclude_default="${sysroot}/usr/include"
2466
aeeb782c 2467case "$toolchain" in
0fbb62a8
LB
2468 clang-asan)
2469 cc_default="clang"
19f251a2
LB
2470 add_cflags -fsanitize=address
2471 add_ldflags -fsanitize=address
0fbb62a8
LB
2472 ;;
2473 clang-tsan)
2474 cc_default="clang"
19f251a2
LB
2475 add_cflags -fsanitize=thread -pie
2476 add_ldflags -fsanitize=thread -pie
0fbb62a8 2477 ;;
d6a27f88
LB
2478 clang-usan)
2479 cc_default="clang"
4d25c2bc 2480 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2481 add_ldflags -fsanitize=undefined
2482 ;;
0ba49d28
LB
2483 gcc-asan)
2484 cc_default="gcc"
2485 add_cflags -fsanitize=address
2486 add_ldflags -fsanitize=address
2487 ;;
2488 gcc-tsan)
2489 cc_default="gcc"
2490 add_cflags -fsanitize=thread -pie -fPIC
2491 add_ldflags -fsanitize=thread -pie -fPIC
2492 ;;
d6a27f88
LB
2493 gcc-usan)
2494 cc_default="gcc"
2495 add_cflags -fsanitize=undefined
2496 add_ldflags -fsanitize=undefined
2497 ;;
edfe609f
LB
2498 valgrind-massif)
2499 target_exec_default="valgrind"
2500 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2501 ;;
b1ee8eec
RT
2502 valgrind-memcheck)
2503 target_exec_default="valgrind"
2504 target_exec_args="--track-origins=yes --leak-check=full"
2505 ;;
aeeb782c 2506 msvc)
16381923
MS
2507 # Check whether the current MSVC version needs the C99 converter.
2508 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2509 # support enough of C99 to build libav. Default to the new
16381923
MS
2510 # behaviour if the regexp was unable to match anything, since this
2511 # successfully parses the version number of existing supported
2512 # versions that require the converter (MSVC 2010 and 2012).
2513 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2514 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2515 cc_default="cl"
16381923
MS
2516 else
2517 cc_default="c99wrap cl"
2518 fi
ea9f7173 2519 ld_default="link"
aeeb782c 2520 nm_default="dumpbin -symbols"
ac3a9b51 2521 ar_default="lib"
53e8cd68 2522 target_os_default="win32"
ea9f7173
MS
2523 # Use a relative path for TMPDIR. This makes sure all the
2524 # ffconf temp files are written with a relative path, avoiding
2525 # issues with msys/win32 path conversion for MSVC parameters
2526 # such as -Fo<file> or -out:<file>.
2527 TMPDIR=.
aeeb782c 2528 ;;
322e4194 2529 icl)
ea9f7173
MS
2530 cc_default="icl"
2531 ld_default="xilink"
322e4194
AS
2532 nm_default="dumpbin -symbols"
2533 ar_default="xilib"
2534 target_os_default="win32"
ea9f7173 2535 TMPDIR=.
322e4194 2536 ;;
a862c7d3
RT
2537 gcov)
2538 add_cflags -fprofile-arcs -ftest-coverage
2539 add_ldflags -fprofile-arcs -ftest-coverage
2540 ;;
e7891305 2541 hardened)
7caf48e0 2542 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2543 add_ldflags -Wl,-z,relro -Wl,-z,now
2544 ;;
aeeb782c
MR
2545 ?*)
2546 die "Unknown toolchain $toolchain"
2547 ;;
2548esac
2549
b1ee8eec 2550set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2551enabled cross_compile || host_cc_default=$cc
2552set_default host_cc
13c7df3d 2553
762f95e4
MR
2554if ! $pkg_config --version >/dev/null 2>&1; then
2555 warn "$pkg_config not found, library detection may fail."
2556 pkg_config=false
2557fi
2558
82bb3329
MR
2559exesuf() {
2560 case $1 in
53e8cd68 2561 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2562 esac
2563}
2564
2565EXESUF=$(exesuf $target_os)
2566HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2567
e4e69e0b 2568# set temporary file name
a49d42c2 2569: ${TMPDIR:=$TEMPDIR}
c51fafa1 2570: ${TMPDIR:=$TMP}
a49d42c2 2571: ${TMPDIR:=/tmp}
e4e69e0b 2572
a210bce2 2573if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2574 # simple replacement for missing mktemp
2575 # NOT SAFE FOR GENERAL USE
2576 mktemp(){
09a5c245 2577 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2578 }
2579fi
2580
2581tmpfile(){
2582 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2583 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2584 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2585 append TMPFILES $tmp
2586 eval $1=$tmp
2587}
2588
2589trap 'rm -f -- $TMPFILES' EXIT
54460a83 2590
55127e7b 2591tmpfile TMPASM .asm
3e0b1c9a
DB
2592tmpfile TMPC .c
2593tmpfile TMPE $EXESUF
2594tmpfile TMPH .h
2595tmpfile TMPO .o
2596tmpfile TMPS .S
2597tmpfile TMPSH .sh
2598tmpfile TMPV .ver
54460a83
MR
2599
2600unset -f mktemp
e4e69e0b 2601
fb3c4ffc
MR
2602chmod +x $TMPE
2603
993f2d0f
MR
2604# make sure we can execute files in $TMPDIR
2605cat > $TMPSH 2>> $logfile <<EOF
2606#! /bin/sh
2607EOF
2608chmod +x $TMPSH >> $logfile 2>&1
2609if ! $TMPSH >> $logfile 2>&1; then
2610 cat <<EOF
2611Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2612variable to another directory and make sure that it is not mounted noexec.
2613EOF
2614 die "Sanity test failed."
2615fi
993f2d0f 2616
457cc333
MR
2617ccc_flags(){
2618 for flag; do
2619 case $flag in
2620 -std=c99) echo -c99 ;;
2621 -mcpu=*) echo -arch ${flag#*=} ;;
2622 -mieee) echo -ieee ;;
2623 -O*|-fast) echo $flag ;;
2624 -fno-math-errno) echo -assume nomath_errno ;;
2625 -g) echo -g3 ;;
2626 -Wall) echo -msg_enable level2 ;;
2627 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2628 -Wl,*) echo $flag ;;
2629 -f*|-W*) ;;
2630 *) echo $flag ;;
2631 esac
2632 done
2633}
2634
e5d45e02
LB
2635cparser_flags(){
2636 for flag; do
2637 case $flag in
2638 -Wno-switch) echo -Wno-switch-enum ;;
2639 -Wno-format-zero-length) ;;
2640 -Wdisabled-optimization) ;;
2641 -Wno-pointer-sign) echo -Wno-other ;;
2642 *) echo $flag ;;
2643 esac
2644 done
2645}
2646
14fb9d3d 2647msvc_common_flags(){
dfa559bc
RB
2648 for flag; do
2649 case $flag in
14fb9d3d
AS
2650 # In addition to specifying certain flags under the compiler
2651 # specific filters, they must be specified here as well or else the
2652 # generic catch all at the bottom will print the original flag.
2653 -Wall) ;;
2654 -std=c99) ;;
2655 # Common flags
9f4a16c5 2656 -fomit-frame-pointer) ;;
dfa559bc 2657 -g) echo -Z7 ;;
dfa559bc
RB
2658 -fno-math-errno) ;;
2659 -fno-common) ;;
2660 -fno-signed-zeros) ;;
50640977 2661 -fPIC) ;;
9f30fb5a
MS
2662 -mthumb) ;;
2663 -march=*) ;;
dfa559bc 2664 -lz) echo zlib.lib ;;
bd680c7b
DB
2665 -lavifil32) echo vfw32.lib ;;
2666 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2667 -l*) echo ${flag#-l}.lib ;;
2668 *) echo $flag ;;
2669 esac
2670 done
2671}
2672
14fb9d3d
AS
2673msvc_flags(){
2674 msvc_common_flags "$@"
2675 for flag; do
2676 case $flag in
ace87c19 2677 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2678 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2679 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2680 -wd4273 ;;
14fb9d3d
AS
2681 esac
2682 done
2683}
2684
2685icl_flags(){
2686 msvc_common_flags "$@"
2687 for flag; do
2688 case $flag in
2689 # Despite what Intel's documentation says -Wall, which is supported
2690 # on Windows, does enable remarks so disable them here.
2691 -Wall) echo $flag -Qdiag-disable:remark ;;
2692 -std=c99) echo -Qstd=c99 ;;
2693 esac
2694 done
2695}
2696
d0c6d424
MR
2697pgi_flags(){
2698 for flag; do
2699 case $flag in
643933f5 2700 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2701 -fomit-frame-pointer) echo -Mnoframe ;;
2702 -g) echo -gopt ;;
2703 *) echo $flag ;;
2704 esac
2705 done
2706}
2707
2708suncc_flags(){
2709 for flag; do
2710 case $flag in
2711 -march=*|-mcpu=*)
2712 case "${flag#*=}" in
2713 native) echo -xtarget=native ;;
2714 v9|niagara) echo -xarch=sparc ;;
2715 ultrasparc) echo -xarch=sparcvis ;;
2716 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2717 i586|pentium) echo -xchip=pentium ;;
2718 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2719 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2720 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2721 pentium4*) echo -xtarget=pentium4 ;;
2722 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2723 *-sse3) echo -xarch=sse3 ;;
2724 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2725 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2726 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2727 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2728 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2729 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2730 echo -xarch=sse2a ;;
2731 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2732 esac
2733 ;;
2734 -std=c99) echo -xc99 ;;
2735 -fomit-frame-pointer) echo -xregs=frameptr ;;
2736 -fPIC) echo -KPIC -xcode=pic32 ;;
2737 -W*,*) echo $flag ;;
5e753ed5
SM
2738 -f*-*|-W*|-mimpure-text) ;;
2739 -shared) echo -G ;;
d0c6d424
MR
2740 *) echo $flag ;;
2741 esac
2742 done
2743}
2744
2745tms470_flags(){
2746 for flag; do
2747 case $flag in
2748 -march=*|-mcpu=*)
2749 case "${flag#*=}" in
2750 armv7-a|cortex-a*) echo -mv=7a8 ;;
2751 armv7-r|cortex-r*) echo -mv=7r4 ;;
2752 armv7-m|cortex-m*) echo -mv=7m3 ;;
2753 armv6*|arm11*) echo -mv=6 ;;
2754 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2755 echo -mv=5e ;;
2756 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2757 esac
2758 ;;
2759 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2760 -mfpu=vfp) echo --float_support=vfpv2 ;;
2761 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2762 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2763 -msoft-float) echo --float_support=vfplib ;;
2764 -O[0-3]|-mf=*) echo $flag ;;
2765 -g) echo -g -mn ;;
2766 -pds=*) echo $flag ;;
ad93dccb
MR
2767 -D*|-I*) echo $flag ;;
2768 --gcc|--abi=*) echo $flag ;;
2769 -me) echo $flag ;;
d0c6d424
MR
2770 esac
2771 done
2772}
2773
a758c5e2
MR
2774probe_cc(){
2775 pfx=$1
2776 _cc=$2
2777
8db73c61
MR
2778 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2779 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2780 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2781 _flags_filter=echo
2782
2783 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2784 _type=llvm_gcc
2785 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2786 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2787 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2788 _cflags_speed='-O3'
2789 _cflags_size='-Os'
2790 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2791 _type=gcc
2792 gcc_version=$($_cc --version | head -n1)
2793 gcc_basever=$($_cc -dumpversion)
2794 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2795 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2796 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2797 if ! $_cc -dumpversion | grep -q '^2\.'; then
2798 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2799 fi
2800 _cflags_speed='-O3'
2801 _cflags_size='-Os'
b2d688ea 2802 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2803 _type=icc
2804 _ident=$($_cc --version | head -n1)
2805 _depflags='-MMD'
2806 _cflags_speed='-O3'
2807 _cflags_size='-Os'
2808 _cflags_noopt='-O1'
2809 elif $_cc -v 2>&1 | grep -q xlc; then
2810 _type=xlc
2811 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2812 _cflags_speed='-O5'
2813 _cflags_size='-O5 -qcompact'
2814 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2815 _type=ccc
2816 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2817 _DEPFLAGS='-M'
a758c5e2
MR
2818 _cflags_speed='-fast'
2819 _cflags_size='-O1'
457cc333 2820 _flags_filter=ccc_flags
4936ef64 2821 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2822 test -d "$sysroot" || die "No valid sysroot specified."
2823 _type=armcc
4936ef64 2824 _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
a758c5e2
MR
2825 armcc_conf="$PWD/armcc.conf"
2826 $_cc --arm_linux_configure \
2827 --arm_linux_config_file="$armcc_conf" \
2828 --configure_sysroot="$sysroot" \
2829 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2830 die "Error creating armcc configuration file."
2831 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2832 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2833 as_default="${cross_prefix}gcc"
2834 _depflags='-MMD'
2835 _cflags_speed='-O3'
2836 _cflags_size='-Os'
0122118e 2837 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2838 _type=tms470
2839 _ident=$($_cc -version | head -n1 | tr -s ' ')
2840 _flags='--gcc --abi=eabi -me'
18031c49 2841 _cc_e='-ppl -fe=$@'
a758c5e2 2842 _cc_o='-fe=$@'
a758c5e2
MR
2843 _depflags='-ppa -ppd=$(@:.o=.d)'
2844 _cflags_speed='-O3 -mf=5'
2845 _cflags_size='-O3 -mf=2'
2846 _flags_filter=tms470_flags
2847 elif $_cc -v 2>&1 | grep -q clang; then
2848 _type=clang
2849 _ident=$($_cc --version | head -n1)
9e057f53 2850 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2851 _cflags_speed='-O3'
2852 _cflags_size='-Os'
2853 elif $_cc -V 2>&1 | grep -q Sun; then
2854 _type=suncc
2855 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2856 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2857 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2858 _ldflags='-std=c99'
2859 _cflags_speed='-O5'
2860 _cflags_size='-O5 -xspace'
2861 _flags_filter=suncc_flags
2862 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2863 _type=pathscale
2864 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2865 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2866 _cflags_speed='-O2'
2867 _cflags_size='-Os'
2868 _flags_filter='filter_out -Wdisabled-optimization'
2869 elif $_cc -v 2>&1 | grep -q Open64; then
2870 _type=open64
2871 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2872 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2873 _cflags_speed='-O2'
2874 _cflags_size='-Os'
2875 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2876 elif $_cc -V 2>&1 | grep -q Portland; then
2877 _type=pgi
2878 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2879 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2880 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2881 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2882 _cflags_noopt="-O1"
2883 _flags_filter=pgi_flags
dfa559bc
RB
2884 elif $_cc 2>&1 | grep -q Microsoft; then
2885 _type=msvc
2886 _ident=$($cc 2>&1 | head -n1)
2887 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2888 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2889 _cflags_speed="-O2"
2890 _cflags_size="-O1"
dfa559bc 2891 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2892 _ld_o='-out:$@'
dfa559bc
RB
2893 else
2894 _ld_o='-Fe$@'
2895 fi
ea9f7173
MS
2896 _cc_o='-Fo$@'
2897 _cc_e='-P -Fi$@'
dfa559bc
RB
2898 _flags_filter=msvc_flags
2899 _ld_lib='lib%.a'
2900 _ld_path='-libpath:'
2901 _flags='-nologo'
09f2581d 2902 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2903 if [ $pfx = hostcc ]; then
6a0200f2 2904 append _cflags -Dsnprintf=_snprintf
dfa559bc 2905 fi
322e4194
AS
2906 elif $_cc 2>&1 | grep -q Intel; then
2907 _type=icl
2908 _ident=$($cc 2>&1 | head -n1)
2909 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2910 # Not only is O3 broken on 13.x+ but it is slower on all previous
2911 # versions (tested) as well.
322e4194
AS
2912 _cflags_speed="-O2"
2913 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2914 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2915 _ld_o='-out:$@'
322e4194
AS
2916 else
2917 _ld_o='-Fe$@'
2918 fi
ea9f7173 2919 _cc_o='-Fo$@'
322e4194 2920 _cc_e='-P'
14fb9d3d 2921 _flags_filter=icl_flags
322e4194
AS
2922 _ld_lib='lib%.a'
2923 _ld_path='-libpath:'
ace87c19 2924 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2925 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2926 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2927 # with MSVC which enables it by default.
e0d6e2fc 2928 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2929 if [ $pfx = hostcc ]; then
2930 append _cflags -Dsnprintf=_snprintf
2931 fi
e5d45e02
LB
2932 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2933 _type=cparser
2934 _ident=$($_cc --version | head -n1)
2935 _depflags='-MMD'
2936 _cflags_speed='-O4'
2937 _cflags_size='-O2'
2938 _flags_filter=cparser_flags
aef6bd1b 2939 fi
a758c5e2
MR
2940
2941 eval ${pfx}_type=\$_type
2942 eval ${pfx}_ident=\$_ident
2943}
2944
2945set_ccvars(){
23565c26 2946 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2947 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2948 eval ${1}_O=\${_cc_o-\${${1}_O}}
2949
2950 if [ -n "$_depflags" ]; then
2951 eval ${1}_DEPFLAGS=\$_depflags
2952 else
2953 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2954 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2955 eval DEP${1}FLAGS=\$_flags
2956 fi
2957}
2958
2959probe_cc cc "$cc"
2960cflags_filter=$_flags_filter
2961cflags_speed=$_cflags_speed
2962cflags_size=$_cflags_size
2963cflags_noopt=$_cflags_noopt
2964add_cflags $_flags $_cflags
2965cc_ldflags=$_ldflags
2966set_ccvars CC
2967
2968probe_cc hostcc "$host_cc"
2969host_cflags_filter=$_flags_filter
a758c5e2 2970add_host_cflags $_flags $_cflags
a758c5e2 2971set_ccvars HOSTCC
629687f6 2972
851ffa80
MR
2973test -n "$cc_type" && enable $cc_type ||
2974 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2975
75bafbac 2976: ${as_default:=$cc}
50567afa 2977: ${dep_cc_default:=$cc}
684b28e0 2978: ${ld_default:=$cc}
095792f2
MR
2979: ${host_ld_default:=$host_cc}
2980set_default ar as dep_cc ld host_ld
75800dce 2981
a758c5e2
MR
2982probe_cc as "$as"
2983asflags_filter=$_flags_filter
2984add_asflags $_flags $_cflags
2985set_ccvars AS
2986
2987probe_cc ld "$ld"
2988ldflags_filter=$_flags_filter
2989add_ldflags $_flags $_ldflags
2990test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2991LD_O=${_ld_o-$LD_O}
8db73c61
MR
2992LD_LIB=${_ld_lib-$LD_LIB}
2993LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2994
095792f2
MR
2995probe_cc hostld "$host_ld"
2996host_ldflags_filter=$_flags_filter
2997add_host_ldflags $_flags $_ldflags
2998HOSTLD_O=${_ld_o-$HOSTLD_O}
2999
a758c5e2
MR
3000if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
3001 probe_cc depcc "$dep_cc"
3002 CCDEP=${_DEPCMD:-$DEPCMD}
3003 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
3004 DEPCCFLAGS=$_flags
3005fi
07dec06e 3006
3dbc777c
MR
3007if $ar 2>&1 | grep -q Microsoft; then
3008 arflags="-nologo"
3009 ar_o='-out:$@'
3010elif $ar 2>&1 | grep -q 'Texas Instruments'; then
3011 arflags="rq"
3012 ar_o='$@'
4822ee3c
DB
3013elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
3014 arflags='-Xany -r -c'
3015 ar_o='$@'
3dbc777c
MR
3016else
3017 arflags="rc"
3018 ar_o='$@'
3019fi
3020
7f32f40c 3021add_cflags $extra_cflags
2f2e6c7c 3022add_asflags $extra_cflags
7f32f40c 3023
154d432c
MR
3024if test -n "$sysroot"; then
3025 case "$cc_type" in
00ba041c 3026 gcc|llvm_gcc|clang)
467256f2 3027 add_cppflags --sysroot="$sysroot"
154d432c
MR
3028 add_ldflags --sysroot="$sysroot"
3029 ;;
6fec122a
MR
3030 tms470)
3031 add_cppflags -I"$sysinclude"
3032 add_ldflags --sysroot="$sysroot"
3033 ;;
154d432c
MR
3034 esac
3035fi
3036
d22c13a8 3037if test "$cpu" = host; then
ace87c19
DB
3038 enabled cross_compile &&
3039 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3040
3041 case "$cc_type" in
613a4e3f 3042 gcc|llvm_gcc)
d22c13a8
MR
3043 check_native(){
3044 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3045 sed -n "/cc1.*$1=/{
27ce1be8
MR
3046 s/.*$1=\\([^ ]*\\).*/\\1/
3047 p
3048 q
3049 }" $TMPE
d22c13a8
MR
3050 }
3051 cpu=$(check_native -march || check_native -mcpu)
3052 ;;
3053 esac
3054
ace87c19
DB
3055 test "${cpu:-host}" = host &&
3056 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3057fi
3058
e939cedd
MR
3059# Deal with common $arch aliases
3060case "$arch" in
5873b623
MR
3061 aarch64|arm64)
3062 arch="aarch64"
3063 ;;
e939cedd
MR
3064 arm*)
3065 arch="arm"
3066 ;;
2acda282 3067 mips*|IP*)
e939cedd
MR
3068 arch="mips"
3069 ;;
a6e9d649 3070 parisc*|hppa*)
e939cedd
MR
3071 arch="parisc"
3072 ;;
56203596 3073 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3074 arch="ppc"
3075 ;;
e939cedd
MR
3076 s390|s390x)
3077 arch="s390"
3078 ;;
3079 sh4|sh)
3080 arch="sh4"
3081 ;;
4cd217c0 3082 sun4u|sparc*)
e939cedd 3083 arch="sparc"
e939cedd 3084 ;;
c75848cd
DB
3085 tilegx|tile-gx)
3086 arch="tilegx"
3087 ;;
d33ed7b3 3088 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3089 arch="x86"
3090 ;;
3091esac
3092
851ffa80 3093is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3094enable $arch
e939cedd 3095
df5cdc24 3096# Add processor-specific flags
9ebd45c2 3097if enabled aarch64; then
33db40f8
MR
3098
3099 case $cpu in
3100 armv*)
3101 cpuflags="-march=$cpu"
3102 ;;
3103 *)
3104 cpuflags="-mcpu=$cpu"
3105 ;;
3106 esac
3107
3108elif enabled alpha; then
3109
3110 cpuflags="-mcpu=$cpu"
3111
3112elif enabled arm; then
3113
1234c66a
MR
3114 check_arm_arch() {
3115 check_cpp_condition stddef.h \
3116 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3117 $cpuflags
3118 }
3119
3120 probe_arm_arch() {
3121 if check_arm_arch 4; then echo armv4;
3122 elif check_arm_arch 4T; then echo armv4t;
3123 elif check_arm_arch 5; then echo armv5;
3124 elif check_arm_arch 5E; then echo armv5e;
3125 elif check_arm_arch 5T; then echo armv5t;
3126 elif check_arm_arch 5TE; then echo armv5te;
3127 elif check_arm_arch 5TEJ; then echo armv5te;
3128 elif check_arm_arch 6; then echo armv6;
3129 elif check_arm_arch 6J; then echo armv6j;
3130 elif check_arm_arch 6K; then echo armv6k;
3131 elif check_arm_arch 6Z; then echo armv6z;
3132 elif check_arm_arch 6ZK; then echo armv6zk;
3133 elif check_arm_arch 6T2; then echo armv6t2;
3134 elif check_arm_arch 7; then echo armv7;
3135 elif check_arm_arch 7A 7_A; then echo armv7-a;
3136 elif check_arm_arch 7R 7_R; then echo armv7-r;
3137 elif check_arm_arch 7M 7_M; then echo armv7-m;
3138 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3139 elif check_arm_arch 8A 8_A; then echo armv8-a;
3140 fi
3141 }
3142
3143 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3144
33db40f8
MR
3145 case $cpu in
3146 armv*)
3147 cpuflags="-march=$cpu"
3148 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3149 ;;
3150 *)
3151 cpuflags="-mcpu=$cpu"
3152 case $cpu in
3153 cortex-a*) subarch=armv7a ;;
3154 cortex-r*) subarch=armv7r ;;
3155 cortex-m*) enable thumb; subarch=armv7m ;;
3156 arm11*) subarch=armv6 ;;
3157 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3158 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3159 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3160 esac
3161 ;;
3162 esac
3163
f0fe245b
MR
3164 case "$subarch" in
3165 armv5t*) enable fast_clz ;;
3166 armv[6-8]*) enable fast_clz fast_unaligned ;;
3167 esac
3168
33db40f8
MR
3169elif enabled avr32; then
3170
3171 case $cpu in
3172 ap7[02]0[0-2])
3173 subarch="avr32_ap"
3174 cpuflags="-mpart=$cpu"
3175 ;;
3176 ap)
3177 subarch="avr32_ap"
3178 cpuflags="-march=$cpu"
3179 ;;
3180 uc3[ab]*)
3181 subarch="avr32_uc"
3182 cpuflags="-mcpu=$cpu"
3183 ;;
3184 uc)
3185 subarch="avr32_uc"
3186 cpuflags="-march=$cpu"
3187 ;;
3188 esac
3189
3190elif enabled bfin; then
3191
3192 cpuflags="-mcpu=$cpu"
3193
3194elif enabled mips; then
3195
3196 cpuflags="-march=$cpu"
3197
5d54c126 3198elif enabled ppc; then
343aef9b 3199
606cc8af
DB
3200 disable ldbrx
3201
56348891
MR
3202 case $(tolower $cpu) in
3203 601|ppc601|powerpc601)
9dbd5c3d 3204 cpuflags="-mcpu=601"
64ad53ff 3205 disable altivec
9dbd5c3d 3206 ;;
56348891 3207 603*|ppc603*|powerpc603*)
9dbd5c3d 3208 cpuflags="-mcpu=603"
64ad53ff 3209 disable altivec
9dbd5c3d 3210 ;;
56348891 3211 604*|ppc604*|powerpc604*)
9dbd5c3d 3212 cpuflags="-mcpu=604"
64ad53ff 3213 disable altivec
9dbd5c3d 3214 ;;
56348891 3215 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3216 cpuflags="-mcpu=750"
64ad53ff 3217 disable altivec
9dbd5c3d 3218 ;;
56348891 3219 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3220 cpuflags="-mcpu=7450"
9dbd5c3d 3221 ;;
56348891 3222 74*|ppc74*|powerpc74*)
7f1fcaf0 3223 cpuflags="-mcpu=7400"
9dbd5c3d 3224 ;;
313f9fbf 3225 g5|970|ppc970|powerpc970)
7f1fcaf0 3226 cpuflags="-mcpu=970"
9dbd5c3d 3227 ;;
313f9fbf 3228 power[3-7]*)
7f1fcaf0 3229 cpuflags="-mcpu=$cpu"
313f9fbf 3230 ;;
56348891 3231 cell)
9dbd5c3d
MR
3232 cpuflags="-mcpu=cell"
3233 enable ldbrx
3234 ;;
4ab26cb4
DB
3235 e500mc)
3236 cpuflags="-mcpu=e500mc"
3237 disable altivec
3238 ;;
7b0b81a1
AL
3239 e500v2)
3240 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3241 disable altivec
54f78816 3242 disable dcbzl
7b0b81a1
AL
3243 ;;
3244 e500)
3245 cpuflags="-mcpu=8540 -mhard-float"
3246 disable altivec
54f78816 3247 disable dcbzl
7b0b81a1 3248 ;;
9dbd5c3d 3249 esac
343aef9b 3250
33db40f8
MR
3251elif enabled sparc; then
3252
3253 case $cpu in
3254 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3255 cpuflags="-mcpu=$cpu"
33db40f8
MR
3256 ;;
3257 ultrasparc*|niagara[234])
3258 cpuflags="-mcpu=$cpu"
3259 ;;
3260 esac
3261
343aef9b
MR
3262elif enabled x86; then
3263
9dbd5c3d
MR
3264 case $cpu in
3265 i[345]86|pentium)
3266 cpuflags="-march=$cpu"
3267 disable mmx
3268 ;;
f54b5505 3269 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3270 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3271 cpuflags="-march=$cpu"
f54b5505 3272 disable i686
9dbd5c3d 3273 ;;
f54b5505 3274 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3275 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3276 cpuflags="-march=$cpu"
f54b5505 3277 enable i686
9dbd5c3d
MR
3278 enable fast_cmov
3279 ;;
3280 # targets that do support conditional mov but on which it's slow
3281 pentium4|pentium4m|prescott|nocona)
3282 cpuflags="-march=$cpu"
f54b5505 3283 enable i686
9dbd5c3d
MR
3284 disable fast_cmov
3285 ;;
3286 esac
343aef9b 3287
343aef9b
MR
3288fi
3289
9ebd45c2
MR
3290if [ "$cpu" != generic ]; then
3291 add_cflags $cpuflags
3292 add_asflags $cpuflags
3293fi
df5cdc24 3294
993f2d0f
MR
3295# compiler sanity check
3296check_exec <<EOF
3297int main(void){ return 0; }
3298EOF
3299if test "$?" != 0; then
3300 echo "$cc is unable to create an executable file."
3301 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3302 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3303 echo "Only do this if you know what cross compiling means."
3304 fi
3305 die "C compiler test failed."
3306fi
3307
046f081b 3308add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3309check_cflags -std=c99
50a334e4 3310check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3311#include <stdlib.h>
3312EOF
50a334e4 3313check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3314#include <stdlib.h>
3315EOF
e9b9a2f8 3316
8267f936 3317add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3318check_host_cflags -std=c99
0a6db2a2 3319check_host_cflags -Wall
8267f936 3320check_host_cflags -O3
f0125de9 3321
d4c99513
MR
3322check_64bit(){
3323 arch32=$1
3324 arch64=$2
3325 expr=$3
3326 check_code cc "" "int test[2*($expr) - 1]" &&
3327 subarch=$arch64 || subarch=$arch32
3328}
3329
b24dbcbd 3330case "$arch" in
d11cb13b 3331 aarch64|alpha|ia64)
2acda282
MR
3332 spic=$shared
3333 ;;
3334 mips)
3335 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3336 spic=$shared
b24dbcbd 3337 ;;
a6e9d649
MR
3338 parisc)
3339 check_64bit parisc parisc64 'sizeof(void *) > 4'
3340 spic=$shared
3341 ;;
56203596
MR
3342 ppc)
3343 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3344 spic=$shared
56203596 3345 ;;
5ddc9f50
RT
3346