Prepare for 11_alpha1 Release
[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."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
e417d80d 181 --enable-libcdio enable audio CD grabbing with libcdio
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182 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
183 and libraw1394 [no]
c547e5ff 184 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 185 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 186 --enable-libfreetype enable libfreetype [no]
c547e5ff 187 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 188 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 189 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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190 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
191 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
192 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 193 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 194 --enable-libopus enable Opus decoding via libopus [no]
7c922411 195 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 196 --enable-librtmp enable RTMP[E] support via librtmp [no]
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197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 205 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 206 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 207 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 208 --enable-libxavs enable AVS encoding via xavs [no]
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209 --enable-libxvid enable Xvid encoding via xvidcore,
210 native MPEG-4/Xvid encoder exists [no]
a060866f 211 --enable-openssl enable openssl [no]
45235ac4 212 --enable-x11grab enable X11 grabbing [no]
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213 --enable-zlib enable zlib [autodetect]
214
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215Toolchain options:
216 --arch=ARCH select architecture [$arch]
217 --cpu=CPU select the minimum required CPU (affects
218 instruction selection, may crash on older CPUs)
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219 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
220 --enable-cross-compile assume a cross-compiler is used
221 --sysroot=PATH root of cross-build tree
222 --sysinclude=PATH location of cross-build system headers
223 --target-os=OS compiler targets OS [$target_os]
224 --target-exec=CMD command to run executables on target
225 --target-path=DIR path to view of build directory on target
ba13606c 226 --target-samples=DIR path to samples directory on target
aeeb782c 227 --toolchain=NAME set tool defaults according to NAME
5926603a 228 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
06454877 229 --nm=NM use nm tool
121d78d0 230 --ar=AR use archive tool AR [$ar_default]
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231 --as=AS use assembler AS [$as_default]
232 --cc=CC use C compiler CC [$cc_default]
193cdd9a 233 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 234 --ld=LD use linker LD
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235 --pkg-config=PKGCONF use pkg-config PKGCONF [$pkg_config_default]
236 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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237 --host-cc=HOSTCC use host C compiler HOSTCC
238 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 239 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 240 --host-ld=HOSTLD use host linker HOSTLD
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241 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
242 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 243 --host-os=OS compiler host OS [$target_os]
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244 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
245 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
246 --extra-libs=ELIBS add ELIBS [$ELIBS]
247 --extra-version=STRING version string suffix []
193cdd9a 248 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 249 --build-suffix=SUFFIX library name suffix []
3b327a4b 250 --enable-pic build position-independent code
193cdd9a 251 --enable-thumb compile for Thumb instruction set
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252 --enable-lto use link-time optimization
253
254Advanced options (experts only):
255 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 256 --disable-symver disable symbol versioning
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257 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
258 --disable-safe-bitstream-reader
259 disable buffer boundary checking in bitreaders
260 (faster, but may crash)
261 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 262 --enable-sram allow use of on-chip SRAM
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263
264Optimization options (experts only):
c8a4ae00 265 --disable-asm disable all assembler optimizations
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266 --disable-altivec disable AltiVec optimizations
267 --disable-amd3dnow disable 3DNow! optimizations
268 --disable-amd3dnowext disable 3DNow! extended optimizations
269 --disable-mmx disable MMX optimizations
239fdf1b 270 --disable-mmxext disable MMXEXT optimizations
06454877 271 --disable-sse disable SSE optimizations
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272 --disable-sse2 disable SSE2 optimizations
273 --disable-sse3 disable SSE3 optimizations
06454877 274 --disable-ssse3 disable SSSE3 optimizations
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275 --disable-sse4 disable SSE4 optimizations
276 --disable-sse42 disable SSE4.2 optimizations
87f1355f 277 --disable-avx disable AVX optimizations
10b0161d 278 --disable-xop disable XOP optimizations
1b932eb1 279 --disable-fma3 disable FMA3 optimizations
79687079 280 --disable-fma4 disable FMA4 optimizations
4d6ee072 281 --disable-avx2 disable AVX2 optimizations
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282 --disable-armv5te disable armv5te optimizations
283 --disable-armv6 disable armv6 optimizations
284 --disable-armv6t2 disable armv6t2 optimizations
b3267559 285 --disable-vfp disable VFP optimizations
5ea20630 286 --disable-neon disable NEON optimizations
06454877 287 --disable-vis disable VIS optimizations
afb5ed55 288 --disable-inline-asm disable use of inline assembler
06454877 289 --disable-yasm disable use of yasm assembler
06454877 290
070c5d0f 291Developer options (useful when working on Libav itself):
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292 --disable-debug disable debugging symbols
293 --enable-debug=LEVEL set the debug level [$debuglevel]
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294 --disable-optimizations disable compiler optimizations
295 --enable-extra-warnings enable more compiler warnings
52b3cc60 296 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 297 \$LIBAV_SAMPLES at make invocation time.
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298 --enable-neon-clobber-test check NEON registers for clobbering (should be
299 used only for debugging purposes)
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300 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
301 should be used only for debugging purposes)
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302 --enable-random randomly enable/disable components
303 --disable-random
304 --enable-random=LIST randomly enable/disable specific components or
305 --disable-random=LIST component groups. LIST is a comma-separated list
306 of NAME[:PROB] entries where NAME is a component
307 (group) and PROB the probability associated with
308 NAME (default 0.5).
309 --random-seed=VALUE seed value for --enable/disable-random
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310
311NOTE: Object files are built at the place where configure is launched.
312EOF
60e8bc13 313 exit 0
74c53c2d 314}
cf9d24ad 315
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316quotes='""'
317
57bd82d4 318log(){
2270b4b2 319 echo "$@" >> $logfile
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320}
321
720c69da 322log_file(){
c8e9f801 323 log BEGIN $1
2270b4b2 324 pr -n -t $1 >> $logfile
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325 log END $1
326}
327
2ba042a7 328echolog(){
c8e9f801 329 log "$@"
57bd82d4 330 echo "$@"
2ba042a7
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331}
332
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333warn(){
334 log "WARNING: $*"
335 WARNINGS="${WARNINGS}WARNING: $*\n"
336}
337
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338die(){
339 echolog "$@"
340 cat <<EOF
d326cf7f 341
2ba042a7 342If you think configure made a mistake, make sure you are using the latest
4a6a21f5 343version from Git. If the latest version fails, report the problem to the
5045f6bd 344libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 345EOF
e155a21a 346 if disabled logging; then
2ba042a7 347 cat <<EOF
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348Rerun configure with logging enabled (do not use --disable-logging), and
349include the log this produces with your report.
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350EOF
351 else
f69f51b3 352 cat <<EOF
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353Include the log file "$logfile" produced by configure as this will help
354solving the problem.
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355EOF
356 fi
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357 exit 1
358}
359
6c6007d6 360# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 361toupper(){
6c6007d6 362 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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363}
364
4a5444db 365tolower(){
6c6007d6 366 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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367}
368
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369c_escape(){
370 echo "$*" | sed 's/["\\]/\\\0/g'
371}
372
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373sh_quote(){
374 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 375 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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376 echo "$v"
377}
378
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379cleanws(){
380 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
381}
382
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383filter(){
384 pat=$1
385 shift
386 for v; do
98ef6079 387 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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388 done
389}
390
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391filter_out(){
392 pat=$1
393 shift
394 for v; do
395 eval "case $v in $pat) ;; *) echo $v ;; esac"
396 done
397}
398
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399map(){
400 m=$1
401 shift
e0e335a0 402 for v; do eval $m; done
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403}
404
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405add_suffix(){
406 suffix=$1
407 shift
408 for v; do echo ${v}${suffix}; done
409}
410
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411set_all(){
412 value=$1
413 shift
414 for var in $*; do
415 eval $var=$value
416 done
417}
418
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419set_weak(){
420 value=$1
421 shift
422 for var; do
423 eval : \${$var:=$value}
424 done
425}
426
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427sanitize_var_name(){
428 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
429}
430
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431set_safe(){
432 var=$1
433 shift
f868b24d 434 eval $(sanitize_var_name "$var")='$*'
3f8040db
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435}
436
437get_safe(){
f868b24d 438 eval echo \$$(sanitize_var_name "$1")
3f8040db
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439}
440
799c9e9b 441pushvar(){
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MS
442 for pvar in $*; do
443 eval level=\${${pvar}_level:=0}
444 eval ${pvar}_${level}="\$$pvar"
445 eval ${pvar}_level=$(($level+1))
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446 done
447}
448
449popvar(){
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450 for pvar in $*; do
451 eval level=\${${pvar}_level:-0}
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452 test $level = 0 && continue
453 eval level=$(($level-1))
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454 eval $pvar="\${${pvar}_${level}}"
455 eval ${pvar}_level=$level
456 eval unset ${pvar}_${level}
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457 done
458}
459
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460enable(){
461 set_all yes $*
462}
463
464disable(){
465 set_all no $*
466}
467
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468enable_weak(){
469 set_weak yes $*
470}
471
472disable_weak(){
473 set_weak no $*
474}
475
72702705 476enable_safe(){
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477 for var; do
478 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
479 done
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480}
481
482disable_safe(){
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483 for var; do
484 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
485 done
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486}
487
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488do_enable_deep(){
489 for var; do
490 enabled $var && continue
491 eval sel="\$${var}_select"
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492 eval sgs="\$${var}_suggest"
493 pushvar var sgs
f9d328da 494 enable_deep $sel
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495 popvar sgs
496 enable_deep_weak $sgs
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497 popvar var
498 done
499}
500
501enable_deep(){
502 do_enable_deep $*
503 enable $*
504}
505
72a43668 506enable_deep_weak(){
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MS
507 for var; do
508 disabled $var && continue
509 pushvar var
510 do_enable_deep $var
511 popvar var
512 enable_weak $var
513 done
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514}
515
57bd82d4 516enabled(){
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517 test "${1#!}" = "$1" && op== || op=!=
518 eval test "x\$${1#!}" $op "xyes"
44161118
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519}
520
37970ebf 521disabled(){
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522 test "${1#!}" = "$1" && op== || op=!=
523 eval test "x\$${1#!}" $op "xno"
37970ebf
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524}
525
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526enabled_all(){
527 for opt; do
528 enabled $opt || return 1
529 done
530}
531
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532disabled_all(){
533 for opt; do
534 disabled $opt || return 1
535 done
536}
537
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538enabled_any(){
539 for opt; do
540 enabled $opt && return 0
541 done
542}
543
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544disabled_any(){
545 for opt; do
546 disabled $opt && return 0
547 done
f7b230a7 548 return 1
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549}
550
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551set_default(){
552 for opt; do
88268e94 553 eval : \${$opt:=\$${opt}_default}
c9d19248
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554 done
555}
556
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557is_in(){
558 value=$1
559 shift
560 for var in $*; do
561 [ $var = $value ] && return 0
562 done
563 return 1
564}
565
d4f8cecc 566do_check_deps(){
30fd06be 567 for cfg; do
3250003c 568 cfg="${cfg#!}"
799c9e9b
MR
569 enabled ${cfg}_checking && die "Circular dependency for $cfg."
570 disabled ${cfg}_checking && continue
571 enable ${cfg}_checking
d4f8cecc 572 append allopts $cfg
799c9e9b 573
30fd06be
MR
574 eval dep_all="\$${cfg}_deps"
575 eval dep_any="\$${cfg}_deps_any"
7ef3425f 576 eval dep_sel="\$${cfg}_select"
c510c7b5 577 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
578 eval dep_ifa="\$${cfg}_if"
579 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 580
3d7453e0 581 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 582 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 583 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 584
3d7453e0
MR
585 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
586 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
587 enabled_all $dep_all || disable $cfg
588 enabled_any $dep_any || disable $cfg
7ef3425f 589 disabled_any $dep_sel && disable $cfg
799c9e9b 590
4ec45764 591 if enabled $cfg; then
f9d328da 592 enable_deep $dep_sel
c510c7b5 593 enable_deep_weak $dep_sgs
4ec45764
RP
594 fi
595
799c9e9b 596 disable ${cfg}_checking
30fd06be
MR
597 done
598}
599
d4f8cecc
MR
600check_deps(){
601 unset allopts
602
603 do_check_deps "$@"
604
605 for cfg in $allopts; do
606 enabled $cfg || continue
607 eval dep_extralibs="\$${cfg}_extralibs"
608 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
609 done
610}
611
44161118
MR
612print_config(){
613 pfx=$1
72cfcf41
MR
614 files=$2
615 shift 2
f454e879
MR
616 map 'eval echo "$v \${$v:-no}"' "$@" |
617 awk "BEGIN { split(\"$files\", files) }
618 {
619 c = \"$pfx\" toupper(\$1);
620 v = \$2;
621 sub(/yes/, 1, v);
622 sub(/no/, 0, v);
623 for (f in files) {
624 file = files[f];
625 if (file ~ /\\.h\$/) {
626 printf(\"#define %s %d\\n\", c, v) >>file;
627 } else if (file ~ /\\.asm\$/) {
628 printf(\"%%define %s %d\\n\", c, v) >>file;
629 } else if (file ~ /\\.mak\$/) {
d16c4aeb 630 n = -v ? \"\" : \"!\";
f454e879
MR
631 printf(\"%s%s=yes\\n\", n, c) >>file;
632 }
633 }
634 }"
57bd82d4
MR
635}
636
31c0121d 637print_enabled(){
31c0121d
MR
638 suf=$1
639 shift
640 for v; do
9eda2a85 641 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
642 done
643}
644
57bd82d4
MR
645append(){
646 var=$1
647 shift
57bd82d4
MR
648 eval "$var=\"\$$var $*\""
649}
650
60361817
MR
651prepend(){
652 var=$1
653 shift
654 eval "$var=\"$* \$$var\""
655}
656
50a334e4 657add_cppflags(){
cd52ec95 658 append CPPFLAGS "$@"
50a334e4
MR
659}
660
57bd82d4 661add_cflags(){
01d31e16 662 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
663}
664
2f2e6c7c 665add_asflags(){
01d31e16 666 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
667}
668
57bd82d4 669add_ldflags(){
64933b6c 670 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
671}
672
0673ede9
VG
673add_stripflags(){
674 append STRIPFLAGS "$@"
675}
676
57bd82d4 677add_extralibs(){
64933b6c 678 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
679}
680
4cc4b33f
DB
681add_host_cppflags(){
682 append host_cppflags "$@"
683}
684
6c3fa06a
MR
685add_host_cflags(){
686 append host_cflags $($host_cflags_filter "$@")
687}
688
689add_host_ldflags(){
690 append host_ldflags $($host_ldflags_filter "$@")
691}
692
84e65c76
MR
693add_compat(){
694 append compat_objs $1
695 shift
696 map 'add_cppflags -D$v' "$@"
697}
698
b0cfb663 699check_cmd(){
b3cb5d51 700 log "$@"
2270b4b2 701 "$@" >> $logfile 2>&1
b0cfb663
MR
702}
703
b2704a65
MR
704cc_o(){
705 eval printf '%s\\n' $CC_O
706}
707
18031c49
MR
708cc_e(){
709 eval printf '%s\\n' $CC_E
710}
711
dcd479c0 712check_cc(){
57bd82d4 713 log check_cc "$@"
2270b4b2 714 cat > $TMPC
720c69da 715 log_file $TMPC
23565c26 716 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
717}
718
719check_cpp(){
720 log check_cpp "$@"
2270b4b2 721 cat > $TMPC
720c69da 722 log_file $TMPC
18031c49 723 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
724}
725
df0d6341
MR
726as_o(){
727 eval printf '%s\\n' $AS_O
728}
729
f65883c8
MR
730check_as(){
731 log check_as "$@"
7fd90119
MR
732 cat > $TMPS
733 log_file $TMPS
734 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
735}
736
575db883
DB
737check_inline_asm(){
738 log check_inline_asm "$@"
940f335a 739 name="$1"
3784e82e 740 code="$2"
940f335a 741 shift 2
49214f61 742 disable $name
7fd90119 743 check_cc "$@" <<EOF && enable $name
3784e82e 744void foo(void){ __asm__ volatile($code); }
940f335a
MR
745EOF
746}
747
c6ebc9fa
MR
748check_insn(){
749 log check_insn "$@"
750 check_inline_asm ${1}_inline "\"$2\""
751 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
752}
753
304d586d
LM
754check_yasm(){
755 log check_yasm "$@"
756 echo "$1" > $TMPS
757 log_file $TMPS
758 shift 1
759 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
760}
761
29b64b68
MR
762ld_o(){
763 eval printf '%s\\n' $LD_O
764}
765
dcd479c0 766check_ld(){
57bd82d4 767 log check_ld "$@"
66a1ccd7
MR
768 flags=$(filter_out '-l*' "$@")
769 libs=$(filter '-l*' "$@")
01d31e16 770 check_cc $($cflags_filter $flags) || return
64933b6c
MR
771 flags=$($ldflags_filter $flags)
772 libs=$($ldflags_filter $libs)
29b64b68 773 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
774}
775
52ccc4a0
DB
776print_include(){
777 hdr=$1
778 test "${hdr%.h}" = "${hdr}" &&
779 echo "#include $hdr" ||
780 echo "#include <$hdr>"
781}
782
5adc829e
MR
783check_code(){
784 log check_code "$@"
785 check=$1
786 headers=$2
787 code=$3
788 shift 3
789 {
790 for hdr in $headers; do
52ccc4a0 791 print_include $hdr
5adc829e
MR
792 done
793 echo "int main(void) { $code; return 0; }"
794 } | check_$check "$@"
795}
796
50a334e4
MR
797check_cppflags(){
798 log check_cppflags "$@"
caf458dd 799 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
800int x;
801EOF
802}
803
23157d72
DB
804test_cflags(){
805 log test_cflags "$@"
01d31e16 806 set -- $($cflags_filter "$@")
23157d72 807 check_cc "$@" <<EOF
dcd479c0
MR
808int x;
809EOF
810}
811
23157d72
DB
812check_cflags(){
813 log check_cflags "$@"
814 test_cflags "$@" && add_cflags "$@"
815}
816
2ed46eea
MR
817test_ldflags(){
818 log test_ldflags "$@"
819 check_ld "$@" <<EOF
c23a0ac8 820int main(void){ return 0; }
dcd479c0
MR
821EOF
822}
823
2ed46eea
MR
824check_ldflags(){
825 log check_ldflags "$@"
826 test_ldflags "$@" && add_ldflags "$@"
827}
828
0673ede9
VG
829test_stripflags(){
830 log test_stripflags "$@"
831 # call check_cc to get a fresh TMPO
832 check_cc <<EOF
833int main(void) { return 0; }
834EOF
835 check_cmd $strip $STRIPFLAGS "$@" $TMPO
836}
837
838check_stripflags(){
839 log check_stripflags "$@"
840 test_stripflags "$@" && add_stripflags "$@"
841}
842
dcd479c0 843check_header(){
57bd82d4 844 log check_header "$@"
dcd479c0
MR
845 header=$1
846 shift
b77df637
MR
847 disable_safe $header
848 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
849#include <$header>
850int x;
851EOF
852}
853
854check_func(){
57bd82d4 855 log check_func "$@"
dcd479c0
MR
856 func=$1
857 shift
d8bc5f06
MR
858 disable $func
859 check_ld "$@" <<EOF && enable $func
dcd479c0 860extern int $func();
c23a0ac8 861int main(void){ $func(); }
dcd479c0
MR
862EOF
863}
864
645d2652 865check_mathfunc(){
6b73c0ae 866 log check_mathfunc "$@"
645d2652 867 func=$1
1aa07aa2
MR
868 narg=$2
869 shift 2
870 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
871 disable $func
872 check_ld "$@" <<EOF && enable $func
873#include <math.h>
1aa07aa2 874float foo(float f, float g) { return $func($args); }
33bd38db 875int main(void){ return 0; }
645d2652
MR
876EOF
877}
878
2446d3d6
DB
879check_func_headers(){
880 log check_func_headers "$@"
f8d7b072 881 headers=$1
edaf1ae2 882 funcs=$2
f8d7b072 883 shift 2
edaf1ae2
MR
884 {
885 for hdr in $headers; do
52ccc4a0 886 print_include $hdr
edaf1ae2
MR
887 done
888 for func in $funcs; do
889 echo "long check_$func(void) { return (long) $func; }"
890 done
891 echo "int main(void) { return 0; }"
892 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
893}
894
a5344cf7
SS
895check_cpp_condition(){
896 log check_cpp_condition "$@"
897 header=$1
898 condition=$2
f855b7b9 899 shift 2
cd52ec95 900 check_cpp "$@" <<EOF
a5344cf7
SS
901#include <$header>
902#if !($condition)
903#error "unsatisfied condition: $condition"
904#endif
905EOF
906}
907
57bd82d4
MR
908check_lib(){
909 log check_lib "$@"
910 header="$1"
911 func="$2"
912 shift 2
84400e9d 913 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
914}
915
f8d7b072
MR
916check_lib2(){
917 log check_lib2 "$@"
918 headers="$1"
edaf1ae2 919 funcs="$2"
f8d7b072 920 shift 2
edaf1ae2 921 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
922}
923
3f8040db
MR
924check_pkg_config(){
925 log check_pkg_config "$@"
926 pkg="$1"
927 headers="$2"
928 funcs="$3"
929 shift 3
7f9e893f 930 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
931 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
932 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
933 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
934 set_safe ${pkg}_cflags $pkg_cflags &&
935 set_safe ${pkg}_libs $pkg_libs
936}
937
dcd479c0 938check_exec(){
2270b4b2 939 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
940}
941
7dfef245 942check_exec_crash(){
5e622c40 943 code=$(cat)
7dfef245
MR
944
945 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
946 # are safe but may not be available everywhere. Thus we use
947 # raise(SIGTERM) instead. The check is run in a subshell so we
948 # can redirect the "Terminated" message from the shell. SIGBUS
949 # is not defined by standard C so it is used conditionally.
950
2270b4b2 951 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
952#include <signal.h>
953static void sighandler(int sig){
954 raise(SIGTERM);
955}
692dd8ed
MR
956int foo(void){
957 $code
958}
9495cd17 959int (*func_ptr)(void) = foo;
e5af4a11 960int main(void){
7dfef245
MR
961 signal(SIGILL, sighandler);
962 signal(SIGFPE, sighandler);
963 signal(SIGSEGV, sighandler);
964#ifdef SIGBUS
965 signal(SIGBUS, sighandler);
966#endif
9495cd17 967 return func_ptr();
7dfef245
MR
968}
969EOF
970}
971
72be9e73
DY
972check_type(){
973 log check_type "$@"
974 headers=$1
975 type=$2
976 shift 2
ae550ce9 977 disable_safe "$type"
5adc829e 978 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
979}
980
14d36751 981check_struct(){
813b82b9 982 log check_struct "$@"
14d36751
MR
983 headers=$1
984 struct=$2
985 member=$3
986 shift 3
987 disable_safe "${struct}_${member}"
5adc829e
MR
988 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
989 enable_safe "${struct}_${member}"
14d36751
MR
990}
991
9c7d85b3
DB
992check_builtin(){
993 log check_builtin "$@"
994 name=$1
995 headers=$2
996 builtin=$3
997 shift 3
998 disable "$name"
999 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1000}
1001
e854b8f9
AK
1002check_compile_assert(){
1003 log check_compile_assert "$@"
1004 name=$1
1005 headers=$2
1006 condition=$3
1007 shift 3
1008 disable "$name"
1009 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1010}
1011
57bd82d4
MR
1012require(){
1013 name="$1"
1014 header="$2"
1015 func="$3"
1016 shift 3
1017 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1018}
1019
f8d7b072
MR
1020require2(){
1021 name="$1"
1022 headers="$2"
1023 func="$3"
1024 shift 3
1025 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1026}
1027
3f8040db
MR
1028require_pkg_config(){
1029 pkg="$1"
1030 check_pkg_config "$@" || die "ERROR: $pkg not found"
1031 add_cflags $(get_safe ${pkg}_cflags)
1032 add_extralibs $(get_safe ${pkg}_libs)
1033}
1034
27565164
DB
1035hostcc_e(){
1036 eval printf '%s\\n' $HOSTCC_E
1037}
1038
ae43c4c0
MR
1039hostcc_o(){
1040 eval printf '%s\\n' $HOSTCC_O
1041}
1042
f0125de9
MR
1043check_host_cc(){
1044 log check_host_cc "$@"
1045 cat > $TMPC
1046 log_file $TMPC
ae43c4c0 1047 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1048}
1049
27565164
DB
1050check_host_cpp(){
1051 log check_host_cpp "$@"
1052 cat > $TMPC
1053 log_file $TMPC
1054 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1055}
1056
4cc4b33f
DB
1057check_host_cppflags(){
1058 log check_host_cppflags "$@"
1059 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1060int x;
1061EOF
1062}
1063
f0125de9
MR
1064check_host_cflags(){
1065 log check_host_cflags "$@"
6c3fa06a 1066 set -- $($host_cflags_filter "$@")
f0125de9
MR
1067 check_host_cc "$@" <<EOF && append host_cflags "$@"
1068int x;
1069EOF
1070}
1071
27565164
DB
1072check_host_cpp_condition(){
1073 log check_host_cpp_condition "$@"
1074 header=$1
1075 condition=$2
1076 shift 2
1077 check_host_cpp "$@" <<EOF
1078#include <$header>
1079#if !($condition)
1080#error "unsatisfied condition: $condition"
1081#endif
1082EOF
1083}
1084
c505dd31
MR
1085apply(){
1086 file=$1
1087 shift
1088 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1089}
1090
c34681df 1091cp_if_changed(){
5e27ec28
MR
1092 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1093 mkdir -p "$(dirname $2)"
4ebc6a74 1094 $cp_f "$1" "$2"
c34681df
MR
1095}
1096
dcd61286
DB
1097# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1098# system-dependent things.
1099
4a0d6686
AJ
1100COMPONENT_LIST="
1101 bsfs
1102 decoders
1103 demuxers
1104 encoders
3cde40aa 1105 filters
5666fd73 1106 hwaccels
c552605c 1107 indevs
4a0d6686 1108 muxers
c552605c 1109 outdevs
4a0d6686
AJ
1110 parsers
1111 protocols
1112"
1113
ab81f24a 1114EXAMPLE_LIST="
b339182e 1115 avcodec_example
e7dfaf16 1116 filter_audio_example
b339182e 1117 metadata_example
ab81f24a 1118 output_example
10421bcf 1119 transcode_aac_example
ab81f24a
DB
1120"
1121
3fc09b00
MR
1122EXTERNAL_LIBRARY_LIST="
1123 avisynth
1124 bzlib
1125 frei0r
1126 gnutls
1127 libcdio
1128 libdc1394
1129 libfaac
1130 libfdk_aac
1131 libfreetype
1132 libgsm
1133 libilbc
1134 libmp3lame
1135 libopencore_amrnb
1136 libopencore_amrwb
1137 libopencv
1138 libopenjpeg
1139 libopus
1140 libpulse
1141 librtmp
1142 libschroedinger
1143 libspeex
1144 libtheora
1145 libvo_aacenc
1146 libvo_amrwbenc
1147 libvorbis
1148 libvpx
84d3ff50 1149 libwavpack
be7c3231 1150 libwebp
3fc09b00 1151 libx264
50ea9315 1152 libx265
3fc09b00
MR
1153 libxavs
1154 libxvid
1155 openssl
1156 x11grab
1157 zlib
1158"
1159
70b348ec
DB
1160HWACCEL_LIST="
1161 dxva2
1162 vaapi
1163 vda
1164 vdpau
1165"
7caf48e0 1166
d89f2fa9
DB
1167LIBRARY_LIST="
1168 avcodec
1169 avdevice
1170 avfilter
1171 avformat
1172 avresample
1173 avutil
1174 swscale
1175"
1176
055c61b8
DB
1177PROGRAM_LIST="
1178 avconv
1179 avplay
1180 avprobe
1181 avserver
055c61b8
DB
1182"
1183
4a0d6686
AJ
1184CONFIG_LIST="
1185 $COMPONENT_LIST
ab81f24a 1186 $EXAMPLE_LIST
3fc09b00 1187 $EXTERNAL_LIBRARY_LIST
70b348ec 1188 $HWACCEL_LIST
d89f2fa9 1189 $LIBRARY_LIST
055c61b8 1190 $PROGRAM_LIST
7f3f5f46 1191 dct
4da3f410 1192 doc
0b499c9b 1193 error_resilience
1848f7d9 1194 fft
c88f5d72 1195 gpl
d8d0d0b2 1196 gray
3abe5fbd 1197 hardcoded_tables
b781cc12 1198 lsp
2a91ada8 1199 lzo
47a158cb 1200 mdct
c88f5d72 1201 memalign_hack
44a0a98f 1202 neon_clobber_test
c88f5d72 1203 network
3fe142e2 1204 nonfree
8a3c8627 1205 pic
7caf48e0 1206 pod2man
68602540 1207 rdft
e90f5b5a 1208 runtime_cpudetect
8cfbbd92 1209 safe_bitstream_reader
2e35e684 1210 shared
bd2216e4 1211 small
6b35d421 1212 sram
2e35e684 1213 static
a9ddb5b1 1214 swscale_alpha
f187557a 1215 texi2html
8986fddc 1216 thumb
9cad0e4e 1217 version3
7e4d9d5d 1218 xmm_clobber_test
4a0d6686 1219"
c88f5d72 1220
7caf48e0 1221THREADS_LIST="
8eee7025
DB
1222 pthreads
1223 w32threads
7caf48e0 1224"
8eee7025 1225
7caf48e0 1226ATOMICS_LIST="
f9f6402e 1227 atomics_gcc
f9f6402e 1228 atomics_suncc
93e65e9a 1229 atomics_win32
7caf48e0 1230"
f9f6402e 1231
7caf48e0 1232ARCH_LIST="
5873b623 1233 aarch64
3f5b56e5 1234 alpha
a2fc0f6a 1235 arm
fdcd782d
MR
1236 avr32
1237 avr32_ap
1238 avr32_uc
3f5b56e5
MR
1239 bfin
1240 ia64
1241 m68k
1242 mips
bae3abb0 1243 mips64
3f5b56e5 1244 parisc
79cb09b2 1245 ppc
34d11b87 1246 ppc64
3f5b56e5
MR
1247 s390
1248 sh4
1249 sparc
1250 sparc64
c75848cd
DB
1251 tilegx
1252 tilepro
0844bae1 1253 tomi
3f5b56e5
MR
1254 x86
1255 x86_32
1256 x86_64
7caf48e0 1257"
3f5b56e5 1258
7caf48e0 1259ARCH_EXT_LIST_ARM="
81dfa21e
MR
1260 armv5te
1261 armv6
1262 armv6t2
81dfa21e 1263 neon
b3267559 1264 vfp
81dfa21e 1265 vfpv3
7caf48e0 1266"
81dfa21e 1267
7caf48e0 1268ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1269 amd3dnow
a1ef9f08 1270 amd3dnowext
50cd43f2 1271 avx
4d6ee072 1272 avx2
1b932eb1 1273 fma3
50cd43f2
DB
1274 fma4
1275 mmx
1276 mmxext
1277 sse
1278 sse2
1279 sse3
1280 sse4
1281 sse42
1282 ssse3
7caf48e0
DB
1283 xop
1284"
50cd43f2 1285
84bf8817
DB
1286ARCH_EXT_LIST_X86="
1287 $ARCH_EXT_LIST_X86_SIMD
1288 cpunop
1289 i686
1290"
1291
50cd43f2 1292ARCH_EXT_LIST="
81dfa21e 1293 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1294 $ARCH_EXT_LIST_X86
1295 altivec
799fde37 1296 ppc4xx
bd9d34a0 1297 vis
50cd43f2 1298"
3f5b56e5 1299
7caf48e0 1300HAVE_LIST_CMDLINE="
fd712a55
DB
1301 inline_asm
1302 symver
1303 yasm
7caf48e0 1304"
fd712a55 1305
7caf48e0 1306HAVE_LIST_PUB="
a3e02a8c 1307 bigendian
d268eee9 1308 fast_unaligned
7caf48e0 1309"
a3e02a8c 1310
79042ab3 1311MATH_FUNCS="
fab0a8b2
MR
1312 atanf
1313 atan2f
79042ab3 1314 cbrtf
fab0a8b2 1315 cosf
79042ab3
DB
1316 exp2
1317 exp2f
fab0a8b2 1318 expf
79042ab3
DB
1319 isinf
1320 isnan
fab0a8b2 1321 ldexpf
79042ab3
DB
1322 llrint
1323 llrintf
1324 log2
1325 log2f
fab0a8b2 1326 log10f
79042ab3
DB
1327 lrint
1328 lrintf
fab0a8b2 1329 powf
79042ab3
DB
1330 rint
1331 round
1332 roundf
fab0a8b2 1333 sinf
79042ab3
DB
1334 trunc
1335 truncf
1336"
1337
3f5b56e5
MR
1338HAVE_LIST="
1339 $ARCH_EXT_LIST
43b73d59
DB
1340 $(add_suffix _external $ARCH_EXT_LIST)
1341 $(add_suffix _inline $ARCH_EXT_LIST)
7caf48e0 1342 $ATOMICS_LIST
fd712a55 1343 $HAVE_LIST_CMDLINE
a3e02a8c 1344 $HAVE_LIST_PUB
79042ab3 1345 $MATH_FUNCS
7caf48e0 1346 $THREADS_LIST
be1a839c 1347 aligned_malloc
59782b82 1348 aligned_stack
35fd8122 1349 alsa_asoundlib_h
3f5b56e5 1350 altivec_h
c9fdab0d 1351 arpa_inet_h
ec9d2c15 1352 asm_mod_q
817dff57 1353 atomic_cas_ptr
f9f6402e 1354 atomics_native
dffb41b9 1355 attribute_may_alias
e7ea5e3d 1356 attribute_packed
43e0e0c4
LB
1357 cdio_paranoia_h
1358 cdio_paranoia_paranoia_h
ecf97f22 1359 closesocket
15caccb9 1360 CommandLineToArgvW
1093383d 1361 CryptGenRandom
c88f5d72 1362 dcbzl
f8aa696f
DB
1363 dev_bktr_ioctl_bt848_h
1364 dev_bktr_ioctl_meteor_h
1365 dev_ic_bt8xx_h
f8aa696f 1366 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1367 dev_video_meteor_ioctl_meteor_h
ca6b544a 1368 direct_h
18b67ae5 1369 dlfcn_h
c88f5d72 1370 dlopen
bc574408 1371 dos_paths
fa845061 1372 dxva_h
245626d0
DB
1373 ebp_available
1374 ebx_available
c2a29455 1375 fast_64bit
669b5583 1376 fast_clz
7073e9fc 1377 fast_cmov
534a2231 1378 fcntl
e854b8f9 1379 flt_lim
9d99cc5a 1380 fork
84882df6 1381 getaddrinfo
da9e86f8 1382 gethrtime
667fb97a 1383 getopt
02e8f427 1384 GetProcessAffinityMask
fc5607f8 1385 GetProcessMemoryInfo
4e68cb8a 1386 GetProcessTimes
66be5b45 1387 getrusage
c3e73100 1388 getservbyport
7caf48e0 1389 GetSystemTimeAsFileTime
61183b5a 1390 gettimeofday
a49d3025 1391 gnu_as
c7df1532 1392 gsm_h
2f0c136e 1393 ibm_asm
2e1913b1 1394 inet_aton
ef5b70af 1395 inline_asm_labels
7caf48e0 1396 io_h
abfc8d05 1397 isatty
8772997d 1398 jack_port_get_latency_range
9f5ff83f 1399 ldbrx
d64341e4 1400 libc_msvcrt
0b4a1821
AS
1401 libdc1394_1
1402 libdc1394_2
d96cd429
MR
1403 local_aligned_16
1404 local_aligned_8
a5b64584 1405 localtime_r
85dd97ad 1406 loongson
c708b540
JG
1407 mach_absolute_time
1408 mach_mach_time_h
f8aa696f
DB
1409 machine_ioctl_bt848_h
1410 machine_ioctl_meteor_h
65f1d45d 1411 machine_rw_barrier
c88f5d72 1412 malloc_h
73f6d31e 1413 MapViewOfFile
c88f5d72 1414 memalign
65f1d45d 1415 MemoryBarrier
6ffa87d3 1416 mkstemp
f80ddd5b 1417 mm_empty
0328b9ea 1418 mmap
e98b02de 1419 mprotect
d3d3a32c 1420 nanosleep
3e0b1c9a 1421 poll_h
1f91cdce 1422 posix_memalign
3a7050ff 1423 pragma_deprecated
07b28702 1424 rdtsc
ea4d5f48 1425 sched_getaffinity
c88f5d72 1426 sdl
7e6a11bc 1427 SetConsoleTextAttribute
b507ebd1 1428 setmode
3e0b1c9a 1429 setrlimit
d3d3a32c 1430 Sleep
15d59d2c 1431 sndio_h
72be9e73 1432 socklen_t
deb29777 1433 soundcard_h
87958234 1434 strerror_r
6379900c 1435 strptime
c0018613 1436 struct_addrinfo
75d339e0
MS
1437 struct_group_source_req
1438 struct_ip_mreq_source
b4d68544 1439 struct_ipv6_mreq
cdee08e3 1440 struct_pollfd
3e0b1c9a 1441 struct_rusage_ru_maxrss
b4d68544 1442 struct_sockaddr_in6
3b2372bf 1443 struct_sockaddr_sa_len
33a4dbdd 1444 struct_sockaddr_storage
a6a4793d 1445 struct_v4l2_frmivalenum_discrete
b462d132 1446 symver_asm_label
3e0b1c9a 1447 symver_gnu_asm
e460aa32 1448 sync_val_compare_and_swap
b58412f1 1449 sys_mman_h
06bb5905 1450 sys_param_h
b091aa44 1451 sys_resource_h
81644c2e 1452 sys_select_h
deb29777 1453 sys_soundcard_h
e64bceea 1454 sys_time_h
60538758 1455 sys_un_h
1b6e8b73 1456 sys_videoio_h
7caf48e0
DB
1457 sysconf
1458 sysctl
b265431e 1459 threads
542920b7 1460 unistd_h
d3d3a32c 1461 usleep
7671dd7c 1462 vdpau_x11
ce742de2 1463 vfp_args
7c5bfe7a 1464 VirtualAlloc
d3d3a32c 1465 windows_h
6ff3f3e7 1466 winsock2_h
cc078b5d 1467 xform_asm
7671dd7c 1468 xlib
6f74fb03 1469 xmm_clobbers
0cb78cef 1470"
44161118 1471
511cf612 1472# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1473CONFIG_EXTRA="
87849592 1474 aandcttables
bfe9f48a 1475 ac3dsp
aa11cb79 1476 audio_frame_queue
b93b27ed 1477 dsputil
bfe9f48a 1478 gcrypt
478fd534 1479 golomb
9cad0e4e 1480 gplv3
0338c396 1481 h263dsp
478fd534
DB
1482 h264chroma
1483 h264dsp
1484 h264pred
915a2a0a 1485 h264qpel
68d8238c 1486 hpeldsp
478fd534 1487 huffman
dc4d726b 1488 intrax8
9cad0e4e 1489 lgplv3
478fd534 1490 lpc
1e164c0b 1491 mpegaudio
bfe9f48a 1492 mpegaudiodsp
18bbca1f 1493 mpegvideo
ad08dfd5 1494 mpegvideoenc
bfe9f48a 1495 nettle
f704a079 1496 rangecoder
255d9c57 1497 riffdec
3dd5c95d 1498 riffenc
bfe9f48a 1499 rtpdec
5ad2f0bf 1500 rtpenc_chain
bfe9f48a 1501 sinewin
8c53d39e 1502 videodsp
ab9f9876 1503 vp3dsp
b6bb00b0
MR
1504"
1505
520cc7f1 1506CMDLINE_SELECT="
3f5b56e5 1507 $ARCH_EXT_LIST
520cc7f1 1508 $CONFIG_LIST
fd712a55 1509 $HAVE_LIST_CMDLINE
8eee7025 1510 $THREADS_LIST
c8a4ae00 1511 asm
db6107b6 1512 cross_compile
520cc7f1
MR
1513 debug
1514 extra_warnings
8c6afa4d 1515 logging
65d12900 1516 lto
d2bbb2f7 1517 optimizations
520cc7f1 1518"
426be5dc 1519
7caf48e0 1520PATHS_LIST="
d156bede 1521 bindir
14a8acf1 1522 datadir
f4ca970d 1523 docdir
26759c44
MR
1524 incdir
1525 libdir
26759c44
MR
1526 mandir
1527 prefix
1528 shlibdir
7caf48e0 1529"
426be5dc
DB
1530
1531CMDLINE_SET="
1532 $PATHS_LIST
121d78d0 1533 ar
426be5dc 1534 arch
313c46a6 1535 as
426be5dc
DB
1536 build_suffix
1537 cc
1538 cpu
1539 cross_prefix
50567afa 1540 dep_cc
ac63af34 1541 extra_version
9da6609f
MR
1542 host_cc
1543 host_cflags
095792f2 1544 host_ld
9da6609f
MR
1545 host_ldflags
1546 host_libs
82bb3329 1547 host_os
684b28e0 1548 ld
426be5dc 1549 logfile
4ae40685 1550 malloc_prefix
89641463 1551 nm
9cd7b854 1552 optflags
3f8040db 1553 pkg_config
390acbea 1554 pkg_config_flags
154caa67 1555 random_seed
2fad0977 1556 samples
c5200f17
MR
1557 sysinclude
1558 sysroot
a7ada2ba 1559 target_exec
26759c44 1560 target_os
a7ada2ba 1561 target_path
ba13606c 1562 target_samples
aeeb782c 1563 toolchain
426be5dc 1564"
520cc7f1 1565
89f2932b
MR
1566CMDLINE_APPEND="
1567 extra_cflags
4cc4b33f 1568 host_cppflags
89f2932b
MR
1569"
1570
912f3148
DB
1571# code dependency declarations
1572
9eeed841 1573# architecture extensions
808fa33c 1574
a2fc0f6a
MR
1575armv5te_deps="arm"
1576armv6_deps="arm"
ab5cb084 1577armv6t2_deps="arm"
b7b17ed6
JG
1578neon_deps_any="aarch64 arm"
1579vfp_deps_any="aarch64 arm"
b3267559 1580vfpv3_deps="vfp"
808fa33c 1581
637606de
MR
1582map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1583
808fa33c
MR
1584altivec_deps="ppc"
1585ppc4xx_deps="ppc"
1586
1587vis_deps="sparc"
1588
84146963
DB
1589cpunop_deps="i686"
1590x86_64_select="i686"
1591x86_64_suggest="fast_cmov"
50cd43f2 1592
808fa33c
MR
1593amd3dnow_deps="mmx"
1594amd3dnowext_deps="amd3dnow"
fb87e69f 1595i686_deps="x86"
9eeed841 1596mmx_deps="x86"
239fdf1b 1597mmxext_deps="mmx"
50cd43f2
DB
1598sse_deps="mmxext"
1599sse2_deps="sse"
1600sse3_deps="sse2"
1601ssse3_deps="sse3"
1602sse4_deps="ssse3"
1603sse42_deps="sse4"
1604avx_deps="sse42"
10b0161d 1605xop_deps="avx"
1b932eb1 1606fma3_deps="avx"
79687079 1607fma4_deps="avx"
4d6ee072 1608avx2_deps="avx"
9eeed841 1609
43b73d59
DB
1610mmx_external_deps="yasm"
1611mmx_inline_deps="inline_asm"
1612mmx_suggest="mmx_external mmx_inline"
1613
84bf8817 1614for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1615 eval dep=\$${ext}_deps
1616 eval ${ext}_external_deps='"${dep}_external"'
1617 eval ${ext}_inline_deps='"${dep}_inline"'
1618 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1619done
1620
032d4da8
JG
1621aligned_stack_if_any="aarch64 ppc x86"
1622fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1623fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1624fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1625
3e0b1c9a 1626need_memalign="altivec neon sse"
89e053f8 1627
1a5fdf95
DB
1628# system capabilities
1629log2_deps="!libc_msvcrt"
1630
b462d132
MR
1631symver_if_any="symver_asm_label symver_gnu_asm"
1632
8558595a
DB
1633# threading support
1634atomics_gcc_if="sync_val_compare_and_swap"
1635atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1636atomics_win32_if="MemoryBarrier"
1637atomics_native_if_any="$ATOMICS_LIST"
874c751c 1638w32threads_deps="atomics_native"
8558595a
DB
1639threads_if_any="$THREADS_LIST"
1640
26fbcc85 1641# subsystems
dc609252 1642dct_select="rdft"
b93b27ed
RB
1643error_resilience_select="dsputil"
1644lpc_select="dsputil"
26fbcc85
MR
1645mdct_select="fft"
1646rdft_select="fft"
1e164c0b 1647mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1648mpegaudiodsp_select="dct"
f4fed5a2 1649mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1650mpegvideoenc_select="mpegvideo"
26fbcc85 1651
ed40b6bf 1652# decoders / encoders
cfc2a0cf 1653aac_decoder_select="mdct sinewin"
aa11cb79 1654aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1655aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1656ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1657ac3_encoder_select="mdct ac3dsp dsputil"
1658ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1659aic_decoder_select="dsputil golomb"
f4d608e3 1660alac_encoder_select="lpc"
b93b27ed 1661als_decoder_select="dsputil"
b781cc12 1662amrnb_decoder_select="lsp"
2b2a597e 1663amrwb_decoder_select="lsp"
0a36988e 1664amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1665ape_decoder_select="dsputil"
1666asv1_decoder_select="dsputil"
1667asv1_encoder_select="dsputil"
1668asv2_decoder_select="dsputil"
1669asv2_encoder_select="dsputil"
4538729a 1670atrac1_decoder_select="mdct sinewin"
26fbcc85 1671atrac3_decoder_select="mdct"
e6f0bb65 1672atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1673bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1674binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1675binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1676cavs_decoder_select="dsputil golomb h264chroma videodsp"
1677cllc_decoder_select="dsputil"
9b500b8f 1678comfortnoise_encoder_select="lpc"
b93b27ed 1679cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1680cscd_decoder_select="lzo"
2eef7c62 1681cscd_decoder_suggest="zlib"
26fbcc85 1682dca_decoder_select="mdct"
b93b27ed
RB
1683dnxhd_decoder_select="dsputil"
1684dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1685dvvideo_decoder_select="dsputil"
1686dvvideo_encoder_select="dsputil"
61c31e4e 1687dxa_decoder_deps="zlib"
baf91bb9 1688eac3_decoder_select="ac3_decoder"
4264a0dd 1689eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1690eamad_decoder_select="aandcttables dsputil mpegvideo"
1691eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1692eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1693ffv1_decoder_select="dsputil golomb rangecoder"
1694ffv1_encoder_select="dsputil rangecoder"
2f02bbcc
DB
1695ffvhuff_decoder_select="huffyuv_decoder"
1696ffvhuff_encoder_select="huffyuv_encoder"
cde7df25 1697fic_decoder_select="dsputil golomb"
4f034993 1698flac_decoder_select="golomb"
b93b27ed 1699flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1700flashsv_decoder_deps="zlib"
1701flashsv_encoder_deps="zlib"
1702flashsv2_decoder_deps="zlib"
4414137e 1703flv_decoder_select="h263_decoder"
4d4b4bd1 1704flv_encoder_select="h263_encoder"
b93b27ed
RB
1705fourxm_decoder_select="dsputil"
1706fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1707g2m_decoder_deps="zlib"
1708g2m_decoder_select="dsputil"
c292f6a2 1709h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1710h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1711h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1712h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1713h263i_decoder_select="h263_decoder"
fe629c2d 1714h263p_encoder_select="h263_encoder"
0b499c9b
RB
1715h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1716h264_decoder_suggest="error_resilience"
064698d3 1717hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1718huffyuv_decoder_select="dsputil"
1719huffyuv_encoder_select="dsputil huffman"
34150be5 1720iac_decoder_select="imc_decoder"
b93b27ed 1721imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1722indeo3_decoder_select="hpeldsp"
8071264f 1723interplay_video_decoder_select="hpeldsp"
8e0cf39f 1724jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1725jpegls_encoder_select="golomb"
b93b27ed
RB
1726jv_decoder_select="dsputil"
1727lagarith_decoder_select="dsputil"
ad08dfd5 1728ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1729loco_decoder_select="golomb"
b93b27ed 1730mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1731metasound_decoder_select="lsp mdct sinewin"
c1047003 1732mimic_decoder_select="dsputil hpeldsp"
28bc406c 1733mjpeg_decoder_select="dsputil hpeldsp"
b93b27ed 1734mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
7caf48e0 1735mjpegb_decoder_select="mjpeg_decoder"
b93b27ed
RB
1736mlp_decoder_select="dsputil mlp_parser"
1737motionpixels_decoder_select="dsputil"
1e164c0b
DB
1738mp1_decoder_select="mpegaudio"
1739mp1float_decoder_select="mpegaudio"
1740mp2_decoder_select="mpegaudio"
1741mp2float_decoder_select="mpegaudio"
1742mp3_decoder_select="mpegaudio"
1743mp3adu_decoder_select="mpegaudio"
1744mp3adufloat_decoder_select="mpegaudio"
1745mp3float_decoder_select="mpegaudio"
1746mp3on4_decoder_select="mpegaudio"
1747mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1748mpc7_decoder_select="dsputil mpegaudiodsp"
1749mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1750mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1751mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1752mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1753mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1754mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1755mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1756mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1757mpeg4_encoder_select="h263_encoder"
4414137e 1758msmpeg4v1_decoder_select="h263_decoder"
4414137e 1759msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1760msmpeg4v2_encoder_select="h263_encoder"
4414137e 1761msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1762msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1763mss2_decoder_select="error_resilience vc1_decoder"
8e0cf39f 1764mxpeg_decoder_select="mjpeg_decoder"
4538729a 1765nellymoser_decoder_select="mdct sinewin"
aa11cb79 1766nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1767nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1768png_decoder_deps="zlib"
1769png_decoder_select="dsputil"
1770png_encoder_deps="zlib"
1771png_encoder_select="dsputil"
b93b27ed
RB
1772prores_decoder_select="dsputil"
1773prores_encoder_select="dsputil"
b781cc12 1774qcelp_decoder_select="lsp"
c4f5c2d6 1775qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1776ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1777ralf_decoder_select="golomb"
0338c396 1778rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1779rv10_encoder_select="h263_encoder"
0338c396 1780rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1781rv20_encoder_select="h263_encoder"
870add0d
DB
1782rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1783rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1784shorten_decoder_select="golomb"
b781cc12 1785sipr_decoder_select="lsp"
8e0cf39f 1786sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1787svq1_decoder_select="hpeldsp"
1277dc07 1788svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
d48430c3
DB
1789svq3_decoder_select="h264_decoder hpeldsp mpegvideo"
1790svq3_decoder_suggest="zlib"
b93b27ed 1791tak_decoder_select="dsputil"
4eef77c1 1792theora_decoder_select="vp3_decoder"
7caf48e0 1793thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1794tiff_decoder_suggest="zlib"
1795tiff_encoder_suggest="zlib"
aec09a00 1796truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1797truemotion2_decoder_select="dsputil"
1798truespeech_decoder_select="dsputil"
61c31e4e 1799tscc_decoder_deps="zlib"
4538729a 1800twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1801utvideo_decoder_select="dsputil"
1802utvideo_encoder_select="dsputil huffman"
1803vble_decoder_select="dsputil"
dc4d726b 1804vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
45ecda85 1805vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1806vorbis_decoder_select="mdct"
1807vorbis_encoder_select="mdct"
3bd062bf 1808vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1809vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1810vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1811vp6a_decoder_select="vp6_decoder"
1812vp6f_decoder_select="vp6_decoder"
8c53d39e 1813vp8_decoder_select="h264pred videodsp"
72ca830f 1814vp9_decoder_select="videodsp"
c4bfa098 1815webp_decoder_select="vp8_decoder"
4538729a
MR
1816wmapro_decoder_select="mdct sinewin"
1817wmav1_decoder_select="mdct sinewin"
1818wmav1_encoder_select="mdct sinewin"
1819wmav2_decoder_select="mdct sinewin"
1820wmav2_encoder_select="mdct sinewin"
1821wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1822wmv1_decoder_select="h263_decoder"
665507aa 1823wmv1_encoder_select="h263_encoder"
dc4d726b 1824wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1825wmv2_encoder_select="h263_encoder"
015f8ee0 1826wmv3_decoder_select="vc1_decoder"
45ecda85 1827wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1828zerocodec_decoder_deps="zlib"
1829zlib_decoder_deps="zlib"
1830zlib_encoder_deps="zlib"
1831zmbv_decoder_deps="zlib"
1832zmbv_encoder_deps="zlib"
30fd06be 1833
ed40b6bf 1834# hardware accelerators
215cdd35 1835dxva2_deps="dxva2api_h"
0afab17e 1836vaapi_deps="va_va_h"
ac3dbb4d 1837vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1838vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1839vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1840
82ca17ac
DB
1841h263_vaapi_hwaccel_deps="vaapi"
1842h263_vaapi_hwaccel_select="h263_decoder"
1843h263_vdpau_hwaccel_deps="vdpau"
1844h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1845h264_dxva2_hwaccel_deps="dxva2"
1846h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1847h264_vaapi_hwaccel_deps="vaapi"
1848h264_vaapi_hwaccel_select="h264_decoder"
1849h264_vda_hwaccel_deps="vda"
1850h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1851h264_vdpau_hwaccel_deps="vdpau"
1852h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1853mpeg1_vdpau_hwaccel_deps="vdpau"
1854mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1855mpeg2_dxva2_hwaccel_deps="dxva2"
1856mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1857mpeg2_vaapi_hwaccel_deps="vaapi"
1858mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1859mpeg2_vdpau_hwaccel_deps="vdpau"
1860mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1861mpeg4_vaapi_hwaccel_deps="vaapi"
1862mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1863mpeg4_vdpau_hwaccel_deps="vdpau"
1864mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1865vc1_dxva2_hwaccel_deps="dxva2"
1866vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1867vc1_vaapi_hwaccel_deps="vaapi"
1868vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1869vc1_vdpau_hwaccel_deps="vdpau"
1870vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1871wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1872wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1873wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1874
28b80940 1875# parsers
0b499c9b 1876h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
192ccc50 1877mpeg4video_parser_select="error_resilience h263dsp mpegvideo"
c292f6a2 1878mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1879vc1_parser_select="mpegvideo"
28b80940 1880
912f3148 1881# external libraries
c9171a83 1882libfaac_encoder_deps="libfaac"
aa11cb79 1883libfaac_encoder_select="audio_frame_queue"
4f2b469d 1884libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1885libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1886libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1887libgsm_decoder_deps="libgsm"
1888libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1889libgsm_ms_decoder_deps="libgsm"
1890libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1891libilbc_decoder_deps="libilbc"
1892libilbc_encoder_deps="libilbc"
1cc60c47 1893libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1894libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1895libopencore_amrnb_decoder_deps="libopencore_amrnb"
1896libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1897libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1898libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1899libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1900libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1901libopus_decoder_deps="libopus"
6cb8c854 1902libopus_encoder_deps="libopus"
aa11cb79 1903libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1904libschroedinger_decoder_deps="libschroedinger"
1905libschroedinger_encoder_deps="libschroedinger"
ae14f311 1906libspeex_decoder_deps="libspeex"
b606a017 1907libspeex_encoder_deps="libspeex"
aa11cb79 1908libspeex_encoder_select="audio_frame_queue"
150d2772 1909libtheora_encoder_deps="libtheora"
d89e738a 1910libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1911libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1912libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1913libvorbis_encoder_deps="libvorbis"
aa11cb79 1914libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1915libvpx_vp8_decoder_deps="libvpx"
1916libvpx_vp8_encoder_deps="libvpx"
1917libvpx_vp9_decoder_deps="libvpx"
1918libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1919libwavpack_encoder_deps="libwavpack"
be7c3231 1920libwebp_encoder_deps="libwebp"
1cc60c47 1921libx264_encoder_deps="libx264"
50ea9315 1922libx265_encoder_deps="libx265"
de295976 1923libxavs_encoder_deps="libxavs"
1cc60c47 1924libxvid_encoder_deps="libxvid"
30fd06be 1925
912f3148 1926# demuxers / muxers
c2dd0e9e 1927ac3_demuxer_select="ac3_parser"
255d9c57 1928asf_demuxer_select="riffdec"
3dd5c95d 1929asf_muxer_select="riffenc"
647c2356 1930asf_stream_muxer_select="asf_muxer"
255d9c57 1931avi_demuxer_select="riffdec"
3dd5c95d 1932avi_muxer_select="riffenc"
4e622dea 1933avisynth_demuxer_deps="avisynth"
255d9c57
DB
1934avisynth_demuxer_select="riffdec"
1935caf_demuxer_select="riffdec"
c2dd0e9e 1936dirac_demuxer_select="dirac_parser"
255d9c57 1937dxa_demuxer_select="riffdec"
5b423887 1938eac3_demuxer_select="ac3_parser"
e01fba55 1939f4v_muxer_select="mov_muxer"
c2dd0e9e 1940flac_demuxer_select="flac_parser"
435214a7 1941hds_muxer_select="flv_muxer"
c9031c7c 1942hls_muxer_select="mpegts_muxer"
647c2356 1943ipod_muxer_select="mov_muxer"
31f16dc1 1944ismv_muxer_select="mov_muxer"
647c2356 1945matroska_audio_muxer_select="matroska_muxer"
255d9c57 1946matroska_demuxer_select="riffdec"
2a91ada8 1947matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1948matroska_muxer_select="riffenc"
1949mmf_muxer_select="riffenc"
255d9c57 1950mov_demuxer_select="riffdec"
4e622dea 1951mov_demuxer_suggest="zlib"
3dd5c95d 1952mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1953mp3_demuxer_select="mpegaudio_parser"
647c2356 1954mp4_muxer_select="mov_muxer"
75644335 1955mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1956mpegtsraw_demuxer_select="mpegts_demuxer"
1957mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1958nut_muxer_select="riffenc"
255d9c57 1959nuv_demuxer_select="riffdec"
24ca518b 1960ogg_demuxer_select="golomb"
647c2356 1961psp_muxer_select="mov_muxer"
44594cc7 1962rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1963rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1964rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1965rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1966sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1967sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1968sdp_demuxer_select="rtpdec"
e772f9fa 1969smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1970spdif_muxer_select="aac_parser"
57231e4d 1971tak_demuxer_select="tak_parser"
647c2356
DB
1972tg2_muxer_select="mov_muxer"
1973tgp_muxer_select="mov_muxer"
a7d45e06 1974w64_demuxer_select="wav_demuxer"
255d9c57 1975wav_demuxer_select="riffdec"
3dd5c95d
DB
1976wav_muxer_select="riffenc"
1977webm_muxer_select="riffenc"
255d9c57
DB
1978wtv_demuxer_select="riffdec"
1979xmv_demuxer_select="riffdec"
1980xwma_demuxer_select="riffdec"
4e622dea
SS
1981
1982# indevs / outdevs
38e54a75 1983alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1984alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1985bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1986dv1394_indev_deps="dv1394"
1987dv1394_indev_select="dv_demuxer"
c6f95144 1988fbdev_indev_deps="linux_fb_h"
a3fc62e8 1989jack_indev_deps="jack_jack_h pthreads"
e417d80d 1990libcdio_indev_deps="libcdio"
38e54a75 1991libdc1394_indev_deps="libdc1394"
38e54a75
SS
1992oss_indev_deps_any="soundcard_h sys_soundcard_h"
1993oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1994pulse_indev_deps="libpulse"
15d59d2c
B
1995sndio_indev_deps="sndio_h"
1996sndio_outdev_deps="sndio_h"
38e54a75 1997v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1998vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1999vfwcap_indev_extralibs="-lavicap32"
24f8961f 2000x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2001
912f3148 2002# protocols
acd554c1
SP
2003ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2004ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2005ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2006ffrtmphttp_protocol_deps="!librtmp_protocol"
2007ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2008gopher_protocol_select="network"
279a0c97 2009http_protocol_select="tcp_protocol"
7caf48e0 2010httpproxy_protocol_select="tcp_protocol"
183baead 2011https_protocol_select="tls_protocol"
c3b57d6e
DB
2012librtmp_protocol_deps="librtmp"
2013librtmpe_protocol_deps="librtmp"
2014librtmps_protocol_deps="librtmp"
2015librtmpt_protocol_deps="librtmp"
2016librtmpte_protocol_deps="librtmp"
c60a2d70 2017mmsh_protocol_select="http_protocol"
998c1ee1 2018mmst_protocol_select="network"
c3b57d6e 2019rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2020rtmp_protocol_select="tcp_protocol"
acd554c1 2021rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2022rtmps_protocol_deps="!librtmp_protocol"
2023rtmps_protocol_select="tls_protocol"
775c4d36 2024rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2025rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2026rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2027rtp_protocol_select="udp_protocol"
998c1ee1
DB
2028sctp_protocol_deps="struct_sctp_event_subscribe"
2029sctp_protocol_select="network"
0eecafc9 2030srtp_protocol_select="rtp_protocol"
998c1ee1 2031tcp_protocol_select="network"
558d192d
MS
2032tls_protocol_deps_any="openssl gnutls"
2033tls_protocol_select="tcp_protocol"
998c1ee1 2034udp_protocol_select="network"
60538758
LB
2035unix_protocol_deps="sys_un_h"
2036unix_protocol_select="network"
c08fb000 2037
6ebf0bfc 2038# filters
13fabd7a 2039blackframe_filter_deps="gpl"
ce6b6ef6 2040boxblur_filter_deps="gpl"
68b79bfc 2041cropdetect_filter_deps="gpl"
b157be1f 2042delogo_filter_deps="gpl"
a5b64584 2043drawtext_filter_deps="libfreetype"
61b323ce 2044frei0r_filter_deps="frei0r dlopen"
cfec77aa 2045frei0r_filter_extralibs='$ldl'
61b323ce 2046frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2047frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2048hqdn3d_filter_deps="gpl"
3fce1367 2049interlace_filter_deps="gpl"
cf69ad35 2050ocv_filter_deps="libopencv"
7caf48e0 2051resample_filter_deps="avresample"
2f296e39 2052scale_filter_deps="swscale"
6ebf0bfc 2053
ab81f24a 2054# examples
b339182e 2055avcodec_example_deps="avcodec avutil"
e7dfaf16 2056filter_audio_example_deps="avfilter avutil"
b339182e 2057metadata_example_deps="avformat avutil"
ab81f24a 2058output_example_deps="avcodec avformat avutil swscale"
10421bcf 2059transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2060
5a0f7131 2061# libraries
d89f2fa9
DB
2062avcodec_deps="avutil"
2063avdevice_deps="avutil avcodec avformat"
2064avfilter_deps="avutil"
2065avformat_deps="avutil avcodec"
2066avresample_deps="avutil"
2067swscale_deps="avutil"
f7679c54 2068
912f3148 2069# programs
54fd593a 2070avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2071avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2072 fps_filter null_filter resample_filter scale_filter
bce70f81 2073 setpts_filter trim_filter"
d173ede1 2074avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2075avplay_libs='$sdl_libs'
266463da 2076avplay_select="rdft"
9e12f0bf 2077avprobe_deps="avcodec avformat"
406e6c0b
DB
2078avserver_deps="avformat fork !shared"
2079avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2080
4da3f410 2081# documentation
92f0abb2 2082pod2man_deps="doc"
4da3f410
DB
2083texi2html_deps="doc"
2084
de6d9b64 2085# default parameters
8a608357 2086
19bd477d 2087logfile="config.log"
8a608357
MR
2088
2089# installation paths
c9d19248
MR
2090prefix_default="/usr/local"
2091bindir_default='${prefix}/bin'
6291d7e4 2092datadir_default='${prefix}/share/avconv'
f4ca970d 2093docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2094incdir_default='${prefix}/include'
2095libdir_default='${prefix}/lib'
2096mandir_default='${prefix}/share/man'
2097shlibdir_default="$libdir_default"
8a608357
MR
2098
2099# toolchain
121d78d0 2100ar_default="ar"
13c7df3d 2101cc_default="gcc"
9da6609f 2102host_cc_default="gcc"
4ebc6a74 2103cp_f="cp -f"
b58b00ae 2104ln_s="ln -s -f"
2a8a860a 2105nm_default="nm -g"
11e6d03a 2106objformat="elf"
3f8040db 2107pkg_config_default=pkg-config
be7109c1 2108ranlib="ranlib"
e52567c2 2109strip="strip"
11e6d03a 2110yasmexe="yasm"
8a608357 2111
3e0b1c9a 2112nogas=":"
8182dc34 2113
8a608357 2114# machine
8d4c00ed 2115arch_default=$(uname -m)
38d0a8aa 2116cpu="generic"
8a608357 2117
8a608357 2118# OS
8d4c00ed
MR
2119target_os_default=$(tolower $(uname -s))
2120host_os=$target_os_default
8a608357 2121
8a608357 2122# configurable options
ab81f24a 2123enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2124
3e0b1c9a
DB
2125enable asm
2126enable debug
2127enable doc
8400d6b8 2128enable optimizations
8cfbbd92 2129enable safe_bitstream_reader
530dc538 2130enable static
a9ddb5b1 2131enable swscale_alpha
8a608357 2132
2e2ec667
DB
2133# By default, enable only those hwaccels that have no external dependencies.
2134enable dxva2 vdpau
2135
8a608357 2136# build settings
9987769a 2137SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2138LIBPREF="lib"
2139LIBSUF=".a"
c5f14466
RP
2140FULLNAME='$(NAME)$(BUILDSUF)'
2141LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2142SLIBPREF="lib"
2143SLIBSUF=".so"
c5f14466 2144SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2145SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2146SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2147LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2148SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2149SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2150
68485d1f
MR
2151asflags_filter=echo
2152cflags_filter=echo
64933b6c
MR
2153ldflags_filter=echo
2154
23565c26 2155AS_C='-c'
bc877faf 2156AS_O='-o $@'
23565c26 2157CC_C='-c'
18031c49 2158CC_E='-E -o $@'
7e6c86e6 2159CC_O='-o $@'
a758c5e2 2160LD_O='-o $@'
8db73c61
MR
2161LD_LIB='-l%'
2162LD_PATH='-L'
23565c26 2163HOSTCC_C='-c'
27565164 2164HOSTCC_E='-E -o $@'
a758c5e2 2165HOSTCC_O='-o $@'
095792f2 2166HOSTLD_O='-o $@'
7e6c86e6 2167
9da6609f 2168host_libs='-lm'
6c3fa06a
MR
2169host_cflags_filter=echo
2170host_ldflags_filter=echo
9da6609f 2171
9b861379 2172target_path='$(CURDIR)'
a7ada2ba 2173
a158446b
MR
2174# since the object filename is not given with the -MM flag, the compiler
2175# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2176DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2177DEPFLAGS='-MM'
315c741d 2178
c597172e 2179# find source path
24524f36 2180if test -f configure; then
f038cf3c 2181 source_path=.
c597172e 2182else
8477f2de 2183 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2184 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2185 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2186 test -e "$source_path/config.h" &&
2187 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2188fi
2189
13cbe2c0 2190for v in "$@"; do
b04251c5
MR
2191 r=${v#*=}
2192 l=${v%"$r"}
2193 r=$(sh_quote "$r")
29ba0911 2194 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2195done
c597172e 2196
73ef8980
MR
2197find_things(){
2198 thing=$1
2199 pattern=$2
2200 file=$source_path/$3
932ccf39 2201 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2202}
2203
2204ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2205DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2206HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2207PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2208BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2209MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2210DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2211OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2212INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2213PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2214FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2215
54e75be4
DB
2216ALL_COMPONENTS="
2217 $BSF_LIST
2218 $DECODER_LIST
2219 $DEMUXER_LIST
2220 $ENCODER_LIST
2221 $FILTER_LIST
2222 $HWACCEL_LIST
2223 $INDEV_LIST
2224 $MUXER_LIST
2225 $OUTDEV_LIST
2226 $PARSER_LIST
2227 $PROTOCOL_LIST
2228"
2229
8469ae22
MR
2230for n in $COMPONENT_LIST; do
2231 v=$(toupper ${n%s})_LIST
2232 eval enable \$$v
2233 eval ${n}_if_any="\$$v"
2234done
2235
206a070d 2236enable $ARCH_EXT_LIST
c597172e
MR
2237
2238die_unknown(){
2239 echo "Unknown option \"$1\"."
2240 echo "See $0 --help for available options."
2241 exit 1
2242}
2243
7432e872
DB
2244print_3_columns() {
2245 cat | tr ' ' '\n' | sort | pr -r -3 -t
2246}
2247
794f8e97 2248show_list() {
bf0c4afa
RP
2249 suffix=_$1
2250 shift
7432e872 2251 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2252 exit 0
2253}
2254
154caa67
MR
2255rand_list(){
2256 IFS=', '
2257 set -- $*
2258 unset IFS
2259 for thing; do
2260 comp=${thing%:*}
2261 prob=${thing#$comp}
2262 prob=${prob#:}
2263 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2264 echo "prob ${prob:-0.5}"
2265 printf '%s\n' $comp
2266 done
2267}
2268
2269do_random(){
2270 action=$1
2271 shift
2272 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2273 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2274}
2275
c597172e 2276for opt do
7483e694
DB
2277 optval="${opt#*=}"
2278 case "$opt" in
ea061af1
DB
2279 --extra-ldflags=*)
2280 add_ldflags $optval
7e9e7cc2 2281 ;;
ea061af1
DB
2282 --extra-libs=*)
2283 add_extralibs $optval
7e9e7cc2 2284 ;;
ea061af1
DB
2285 --disable-devices)
2286 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2287 ;;
ea061af1
DB
2288 --enable-debug=*)
2289 debuglevel="$optval"
7e9e7cc2
MR
2290 ;;
2291 --disable-programs)
2292 disable $PROGRAM_LIST
2293 ;;
2294 --disable-everything)
2295 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2296 ;;
844c6852
DB
2297 --disable-all)
2298 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2299 disable $LIBRARY_LIST $PROGRAM_LIST doc
2300 ;;
7e9e7cc2
MR
2301 --enable-random|--disable-random)
2302 action=${opt%%-random}
2303 do_random ${action#--} $COMPONENT_LIST
2304 ;;
2305 --enable-random=*|--disable-random=*)
2306 action=${opt%%-random=*}
2307 do_random ${action#--} $optval
2308 ;;
2309 --enable-*=*|--disable-*=*)
2310 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2311 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2312 eval list=\$$(toupper $thing)_LIST
2313 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2314 $action $(filter "$name" $list)
2315 ;;
2316 --enable-?*|--disable-?*)
2317 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2318 if is_in $option $COMPONENT_LIST; then
2319 test $action = disable && action=unset
2320 eval $action \$$(toupper ${option%s})_LIST
2321 elif is_in $option $CMDLINE_SELECT; then
2322 $action $option
2323 else
2324 die_unknown $opt
2325 fi
2326 ;;
2327 --list-*)
2328 NAME="${opt#--list-}"
2329 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2330 NAME=${NAME%s}
2331 eval show_list $NAME \$$(toupper $NAME)_LIST
2332 ;;
2333 --help|-h) show_help
2334 ;;
2335 *)
2336 optname="${opt%%=*}"
2337 optname="${optname#--}"
2338 optname=$(echo "$optname" | sed 's/-/_/g')
2339 if is_in $optname $CMDLINE_SET; then
2340 eval $optname='$optval'
2341 elif is_in $optname $CMDLINE_APPEND; then
2342 append $optname "$optval"
2343 else
2344 die_unknown $opt
2345 fi
2346 ;;
7483e694 2347 esac
c597172e
MR
2348done
2349
bcea99bb
MR
2350disabled logging && logfile=/dev/null
2351
29ba0911 2352echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2353set >> $logfile
2354
9da6609f
MR
2355test -n "$cross_prefix" && enable cross_compile
2356
8d4c00ed
MR
2357if enabled cross_compile; then
2358 test -n "$arch" && test -n "$target_os" ||
2359 die "Must specify target arch and OS when cross-compiling"
2360fi
2361
121d78d0 2362ar_default="${cross_prefix}${ar_default}"
11e6d03a 2363cc_default="${cross_prefix}${cc_default}"
20e0ed95 2364nm_default="${cross_prefix}${nm_default}"
3f8040db 2365pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2366ranlib="${cross_prefix}${ranlib}"
e52567c2 2367strip="${cross_prefix}${strip}"
adb2b908 2368
c5200f17
MR
2369sysinclude_default="${sysroot}/usr/include"
2370
aeeb782c 2371case "$toolchain" in
0fbb62a8
LB
2372 clang-asan)
2373 cc_default="clang"
19f251a2
LB
2374 add_cflags -fsanitize=address
2375 add_ldflags -fsanitize=address
0fbb62a8
LB
2376 ;;
2377 clang-tsan)
2378 cc_default="clang"
19f251a2
LB
2379 add_cflags -fsanitize=thread -pie
2380 add_ldflags -fsanitize=thread -pie
0fbb62a8 2381 ;;
d6a27f88
LB
2382 clang-usan)
2383 cc_default="clang"
2384 add_cflags -fsanitize=undefined
2385 add_ldflags -fsanitize=undefined
2386 ;;
0ba49d28
LB
2387 gcc-asan)
2388 cc_default="gcc"
2389 add_cflags -fsanitize=address
2390 add_ldflags -fsanitize=address
2391 ;;
2392 gcc-tsan)
2393 cc_default="gcc"
2394 add_cflags -fsanitize=thread -pie -fPIC
2395 add_ldflags -fsanitize=thread -pie -fPIC
2396 ;;
d6a27f88
LB
2397 gcc-usan)
2398 cc_default="gcc"
2399 add_cflags -fsanitize=undefined
2400 add_ldflags -fsanitize=undefined
2401 ;;
edfe609f
LB
2402 valgrind-massif)
2403 target_exec_default="valgrind"
2404 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2405 ;;
b1ee8eec
RT
2406 valgrind-memcheck)
2407 target_exec_default="valgrind"
2408 target_exec_args="--track-origins=yes --leak-check=full"
2409 ;;
aeeb782c 2410 msvc)
16381923
MS
2411 # Check whether the current MSVC version needs the C99 converter.
2412 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2413 # support enough of C99 to build libav. Default to the new
16381923
MS
2414 # behaviour if the regexp was unable to match anything, since this
2415 # successfully parses the version number of existing supported
2416 # versions that require the converter (MSVC 2010 and 2012).
2417 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2418 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2419 cc_default="cl"
16381923
MS
2420 else
2421 cc_default="c99wrap cl"
2422 fi
ea9f7173 2423 ld_default="link"
aeeb782c 2424 nm_default="dumpbin -symbols"
ac3a9b51 2425 ar_default="lib"
53e8cd68 2426 target_os_default="win32"
ea9f7173
MS
2427 # Use a relative path for TMPDIR. This makes sure all the
2428 # ffconf temp files are written with a relative path, avoiding
2429 # issues with msys/win32 path conversion for MSVC parameters
2430 # such as -Fo<file> or -out:<file>.
2431 TMPDIR=.
aeeb782c 2432 ;;
322e4194 2433 icl)
ea9f7173
MS
2434 cc_default="icl"
2435 ld_default="xilink"
322e4194
AS
2436 nm_default="dumpbin -symbols"
2437 ar_default="xilib"
2438 target_os_default="win32"
ea9f7173 2439 TMPDIR=.
322e4194 2440 ;;
a862c7d3
RT
2441 gcov)
2442 add_cflags -fprofile-arcs -ftest-coverage
2443 add_ldflags -fprofile-arcs -ftest-coverage
2444 ;;
e7891305 2445 hardened)
7caf48e0 2446 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2447 add_ldflags -Wl,-z,relro -Wl,-z,now
2448 ;;
aeeb782c
MR
2449 ?*)
2450 die "Unknown toolchain $toolchain"
2451 ;;
2452esac
2453
b1ee8eec 2454set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2455enabled cross_compile || host_cc_default=$cc
2456set_default host_cc
13c7df3d 2457
762f95e4
MR
2458if ! $pkg_config --version >/dev/null 2>&1; then
2459 warn "$pkg_config not found, library detection may fail."
2460 pkg_config=false
2461fi
2462
82bb3329
MR
2463exesuf() {
2464 case $1 in
53e8cd68 2465 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2466 esac
2467}
2468
2469EXESUF=$(exesuf $target_os)
2470HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2471
e4e69e0b 2472# set temporary file name
a49d42c2 2473: ${TMPDIR:=$TEMPDIR}
c51fafa1 2474: ${TMPDIR:=$TMP}
a49d42c2 2475: ${TMPDIR:=/tmp}
e4e69e0b 2476
a210bce2 2477if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2478 # simple replacement for missing mktemp
2479 # NOT SAFE FOR GENERAL USE
2480 mktemp(){
09a5c245 2481 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2482 }
2483fi
2484
2485tmpfile(){
2486 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2487 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2488 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2489 append TMPFILES $tmp
2490 eval $1=$tmp
2491}
2492
2493trap 'rm -f -- $TMPFILES' EXIT
54460a83 2494
55127e7b 2495tmpfile TMPASM .asm
3e0b1c9a
DB
2496tmpfile TMPC .c
2497tmpfile TMPE $EXESUF
2498tmpfile TMPH .h
2499tmpfile TMPO .o
2500tmpfile TMPS .S
2501tmpfile TMPSH .sh
2502tmpfile TMPV .ver
54460a83
MR
2503
2504unset -f mktemp
e4e69e0b 2505
fb3c4ffc
MR
2506chmod +x $TMPE
2507
993f2d0f
MR
2508# make sure we can execute files in $TMPDIR
2509cat > $TMPSH 2>> $logfile <<EOF
2510#! /bin/sh
2511EOF
2512chmod +x $TMPSH >> $logfile 2>&1
2513if ! $TMPSH >> $logfile 2>&1; then
2514 cat <<EOF
2515Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2516variable to another directory and make sure that it is not mounted noexec.
2517EOF
2518 die "Sanity test failed."
2519fi
993f2d0f 2520
457cc333
MR
2521ccc_flags(){
2522 for flag; do
2523 case $flag in
2524 -std=c99) echo -c99 ;;
2525 -mcpu=*) echo -arch ${flag#*=} ;;
2526 -mieee) echo -ieee ;;
2527 -O*|-fast) echo $flag ;;
2528 -fno-math-errno) echo -assume nomath_errno ;;
2529 -g) echo -g3 ;;
2530 -Wall) echo -msg_enable level2 ;;
2531 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2532 -Wl,*) echo $flag ;;
2533 -f*|-W*) ;;
2534 *) echo $flag ;;
2535 esac
2536 done
2537}
2538
e5d45e02
LB
2539cparser_flags(){
2540 for flag; do
2541 case $flag in
2542 -Wno-switch) echo -Wno-switch-enum ;;
2543 -Wno-format-zero-length) ;;
2544 -Wdisabled-optimization) ;;
2545 -Wno-pointer-sign) echo -Wno-other ;;
2546 *) echo $flag ;;
2547 esac
2548 done
2549}
2550
14fb9d3d 2551msvc_common_flags(){
dfa559bc
RB
2552 for flag; do
2553 case $flag in
14fb9d3d
AS
2554 # In addition to specifying certain flags under the compiler
2555 # specific filters, they must be specified here as well or else the
2556 # generic catch all at the bottom will print the original flag.
2557 -Wall) ;;
2558 -std=c99) ;;
2559 # Common flags
9f4a16c5 2560 -fomit-frame-pointer) ;;
dfa559bc 2561 -g) echo -Z7 ;;
dfa559bc
RB
2562 -fno-math-errno) ;;
2563 -fno-common) ;;
2564 -fno-signed-zeros) ;;
50640977 2565 -fPIC) ;;
9f30fb5a
MS
2566 -mthumb) ;;
2567 -march=*) ;;
dfa559bc 2568 -lz) echo zlib.lib ;;
bd680c7b
DB
2569 -lavifil32) echo vfw32.lib ;;
2570 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2571 -l*) echo ${flag#-l}.lib ;;
2572 *) echo $flag ;;
2573 esac
2574 done
2575}
2576
14fb9d3d
AS
2577msvc_flags(){
2578 msvc_common_flags "$@"
2579 for flag; do
2580 case $flag in
ace87c19 2581 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2582 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2583 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2584 -wd4273 ;;
14fb9d3d
AS
2585 esac
2586 done
2587}
2588
2589icl_flags(){
2590 msvc_common_flags "$@"
2591 for flag; do
2592 case $flag in
2593 # Despite what Intel's documentation says -Wall, which is supported
2594 # on Windows, does enable remarks so disable them here.
2595 -Wall) echo $flag -Qdiag-disable:remark ;;
2596 -std=c99) echo -Qstd=c99 ;;
2597 esac
2598 done
2599}
2600
d0c6d424
MR
2601pgi_flags(){
2602 for flag; do
2603 case $flag in
643933f5 2604 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2605 -fomit-frame-pointer) echo -Mnoframe ;;
2606 -g) echo -gopt ;;
2607 *) echo $flag ;;
2608 esac
2609 done
2610}
2611
2612suncc_flags(){
2613 for flag; do
2614 case $flag in
2615 -march=*|-mcpu=*)
2616 case "${flag#*=}" in
2617 native) echo -xtarget=native ;;
2618 v9|niagara) echo -xarch=sparc ;;
2619 ultrasparc) echo -xarch=sparcvis ;;
2620 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2621 i586|pentium) echo -xchip=pentium ;;
2622 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2623 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2624 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2625 pentium4*) echo -xtarget=pentium4 ;;
2626 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2627 *-sse3) echo -xarch=sse3 ;;
2628 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2629 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2630 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2631 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2632 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2633 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2634 echo -xarch=sse2a ;;
2635 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2636 esac
2637 ;;
2638 -std=c99) echo -xc99 ;;
2639 -fomit-frame-pointer) echo -xregs=frameptr ;;
2640 -fPIC) echo -KPIC -xcode=pic32 ;;
2641 -W*,*) echo $flag ;;
5e753ed5
SM
2642 -f*-*|-W*|-mimpure-text) ;;
2643 -shared) echo -G ;;
d0c6d424
MR
2644 *) echo $flag ;;
2645 esac
2646 done
2647}
2648
2649tms470_flags(){
2650 for flag; do
2651 case $flag in
2652 -march=*|-mcpu=*)
2653 case "${flag#*=}" in
2654 armv7-a|cortex-a*) echo -mv=7a8 ;;
2655 armv7-r|cortex-r*) echo -mv=7r4 ;;
2656 armv7-m|cortex-m*) echo -mv=7m3 ;;
2657 armv6*|arm11*) echo -mv=6 ;;
2658 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2659 echo -mv=5e ;;
2660 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2661 esac
2662 ;;
2663 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2664 -mfpu=vfp) echo --float_support=vfpv2 ;;
2665 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2666 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2667 -msoft-float) echo --float_support=vfplib ;;
2668 -O[0-3]|-mf=*) echo $flag ;;
2669 -g) echo -g -mn ;;
2670 -pds=*) echo $flag ;;
ad93dccb
MR
2671 -D*|-I*) echo $flag ;;
2672 --gcc|--abi=*) echo $flag ;;
2673 -me) echo $flag ;;
d0c6d424
MR
2674 esac
2675 done
2676}
2677
a758c5e2
MR
2678probe_cc(){
2679 pfx=$1
2680 _cc=$2
2681
8db73c61
MR
2682 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2683 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2684 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2685 _flags_filter=echo
2686
2687 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2688 _type=llvm_gcc
2689 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2690 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2691 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2692 _cflags_speed='-O3'
2693 _cflags_size='-Os'
2694 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2695 _type=gcc
2696 gcc_version=$($_cc --version | head -n1)
2697 gcc_basever=$($_cc -dumpversion)
2698 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2699 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2700 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2701 if ! $_cc -dumpversion | grep -q '^2\.'; then
2702 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2703 fi
2704 _cflags_speed='-O3'
2705 _cflags_size='-Os'
b2d688ea 2706 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2707 _type=icc
2708 _ident=$($_cc --version | head -n1)
2709 _depflags='-MMD'
2710 _cflags_speed='-O3'
2711 _cflags_size='-Os'
2712 _cflags_noopt='-O1'
2713 elif $_cc -v 2>&1 | grep -q xlc; then
2714 _type=xlc
2715 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2716 _cflags_speed='-O5'
2717 _cflags_size='-O5 -qcompact'
2718 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2719 _type=ccc
2720 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2721 _DEPFLAGS='-M'
a758c5e2
MR
2722 _cflags_speed='-fast'
2723 _cflags_size='-O1'
457cc333 2724 _flags_filter=ccc_flags
a758c5e2
MR
2725 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2726 test -d "$sysroot" || die "No valid sysroot specified."
2727 _type=armcc
2728 _ident=$($_cc --vsn | head -n1)
2729 armcc_conf="$PWD/armcc.conf"
2730 $_cc --arm_linux_configure \
2731 --arm_linux_config_file="$armcc_conf" \
2732 --configure_sysroot="$sysroot" \
2733 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2734 die "Error creating armcc configuration file."
2735 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2736 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2737 as_default="${cross_prefix}gcc"
2738 _depflags='-MMD'
2739 _cflags_speed='-O3'
2740 _cflags_size='-Os'
0122118e 2741 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2742 _type=tms470
2743 _ident=$($_cc -version | head -n1 | tr -s ' ')
2744 _flags='--gcc --abi=eabi -me'
18031c49 2745 _cc_e='-ppl -fe=$@'
a758c5e2 2746 _cc_o='-fe=$@'
a758c5e2
MR
2747 _depflags='-ppa -ppd=$(@:.o=.d)'
2748 _cflags_speed='-O3 -mf=5'
2749 _cflags_size='-O3 -mf=2'
2750 _flags_filter=tms470_flags
2751 elif $_cc -v 2>&1 | grep -q clang; then
2752 _type=clang
2753 _ident=$($_cc --version | head -n1)
9e057f53 2754 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2755 _cflags_speed='-O3'
2756 _cflags_size='-Os'
2757 elif $_cc -V 2>&1 | grep -q Sun; then
2758 _type=suncc
2759 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2760 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2761 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2762 _ldflags='-std=c99'
2763 _cflags_speed='-O5'
2764 _cflags_size='-O5 -xspace'
2765 _flags_filter=suncc_flags
2766 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2767 _type=pathscale
2768 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2769 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2770 _cflags_speed='-O2'
2771 _cflags_size='-Os'
2772 _flags_filter='filter_out -Wdisabled-optimization'
2773 elif $_cc -v 2>&1 | grep -q Open64; then
2774 _type=open64
2775 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2776 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2777 _cflags_speed='-O2'
2778 _cflags_size='-Os'
2779 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2780 elif $_cc -V 2>&1 | grep -q Portland; then
2781 _type=pgi
2782 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2783 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2784 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2785 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2786 _cflags_noopt="-O1"
2787 _flags_filter=pgi_flags
dfa559bc
RB
2788 elif $_cc 2>&1 | grep -q Microsoft; then
2789 _type=msvc
2790 _ident=$($cc 2>&1 | head -n1)
2791 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2792 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2793 _cflags_speed="-O2"
2794 _cflags_size="-O1"
dfa559bc 2795 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2796 _ld_o='-out:$@'
dfa559bc
RB
2797 else
2798 _ld_o='-Fe$@'
2799 fi
ea9f7173
MS
2800 _cc_o='-Fo$@'
2801 _cc_e='-P -Fi$@'
dfa559bc
RB
2802 _flags_filter=msvc_flags
2803 _ld_lib='lib%.a'
2804 _ld_path='-libpath:'
2805 _flags='-nologo'
09f2581d 2806 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2807 if [ $pfx = hostcc ]; then
6a0200f2 2808 append _cflags -Dsnprintf=_snprintf
dfa559bc 2809 fi
322e4194
AS
2810 elif $_cc 2>&1 | grep -q Intel; then
2811 _type=icl
2812 _ident=$($cc 2>&1 | head -n1)
2813 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2814 # Not only is O3 broken on 13.x+ but it is slower on all previous
2815 # versions (tested) as well.
322e4194
AS
2816 _cflags_speed="-O2"
2817 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2818 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2819 _ld_o='-out:$@'
322e4194
AS
2820 else
2821 _ld_o='-Fe$@'
2822 fi
ea9f7173 2823 _cc_o='-Fo$@'
322e4194 2824 _cc_e='-P'
14fb9d3d 2825 _flags_filter=icl_flags
322e4194
AS
2826 _ld_lib='lib%.a'
2827 _ld_path='-libpath:'
ace87c19 2828 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2829 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2830 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2831 # with MSVC which enables it by default.
e0d6e2fc 2832 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2833 if [ $pfx = hostcc ]; then
2834 append _cflags -Dsnprintf=_snprintf
2835 fi
e5d45e02
LB
2836 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2837 _type=cparser
2838 _ident=$($_cc --version | head -n1)
2839 _depflags='-MMD'
2840 _cflags_speed='-O4'
2841 _cflags_size='-O2'
2842 _flags_filter=cparser_flags
aef6bd1b 2843 fi
a758c5e2
MR
2844
2845 eval ${pfx}_type=\$_type
2846 eval ${pfx}_ident=\$_ident
2847}
2848
2849set_ccvars(){
23565c26 2850 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2851 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2852 eval ${1}_O=\${_cc_o-\${${1}_O}}
2853
2854 if [ -n "$_depflags" ]; then
2855 eval ${1}_DEPFLAGS=\$_depflags
2856 else
2857 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2858 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2859 eval DEP${1}FLAGS=\$_flags
2860 fi
2861}
2862
2863probe_cc cc "$cc"
2864cflags_filter=$_flags_filter
2865cflags_speed=$_cflags_speed
2866cflags_size=$_cflags_size
2867cflags_noopt=$_cflags_noopt
2868add_cflags $_flags $_cflags
2869cc_ldflags=$_ldflags
2870set_ccvars CC
2871
2872probe_cc hostcc "$host_cc"
2873host_cflags_filter=$_flags_filter
a758c5e2 2874add_host_cflags $_flags $_cflags
a758c5e2 2875set_ccvars HOSTCC
629687f6 2876
851ffa80
MR
2877test -n "$cc_type" && enable $cc_type ||
2878 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2879
75bafbac 2880: ${as_default:=$cc}
50567afa 2881: ${dep_cc_default:=$cc}
684b28e0 2882: ${ld_default:=$cc}
095792f2
MR
2883: ${host_ld_default:=$host_cc}
2884set_default ar as dep_cc ld host_ld
75800dce 2885
a758c5e2
MR
2886probe_cc as "$as"
2887asflags_filter=$_flags_filter
2888add_asflags $_flags $_cflags
2889set_ccvars AS
2890
2891probe_cc ld "$ld"
2892ldflags_filter=$_flags_filter
2893add_ldflags $_flags $_ldflags
2894test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2895LD_O=${_ld_o-$LD_O}
8db73c61
MR
2896LD_LIB=${_ld_lib-$LD_LIB}
2897LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2898
095792f2
MR
2899probe_cc hostld "$host_ld"
2900host_ldflags_filter=$_flags_filter
2901add_host_ldflags $_flags $_ldflags
2902HOSTLD_O=${_ld_o-$HOSTLD_O}
2903
a758c5e2
MR
2904if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2905 probe_cc depcc "$dep_cc"
2906 CCDEP=${_DEPCMD:-$DEPCMD}
2907 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2908 DEPCCFLAGS=$_flags
2909fi
07dec06e 2910
3dbc777c
MR
2911if $ar 2>&1 | grep -q Microsoft; then
2912 arflags="-nologo"
2913 ar_o='-out:$@'
2914elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2915 arflags="rq"
2916 ar_o='$@'
4822ee3c
DB
2917elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2918 arflags='-Xany -r -c'
2919 ar_o='$@'
3dbc777c
MR
2920else
2921 arflags="rc"
2922 ar_o='$@'
2923fi
2924
7f32f40c 2925add_cflags $extra_cflags
2f2e6c7c 2926add_asflags $extra_cflags
7f32f40c 2927
154d432c
MR
2928if test -n "$sysroot"; then
2929 case "$cc_type" in
00ba041c 2930 gcc|llvm_gcc|clang)
467256f2 2931 add_cppflags --sysroot="$sysroot"
154d432c
MR
2932 add_ldflags --sysroot="$sysroot"
2933 ;;
6fec122a
MR
2934 tms470)
2935 add_cppflags -I"$sysinclude"
2936 add_ldflags --sysroot="$sysroot"
2937 ;;
154d432c
MR
2938 esac
2939fi
2940
d22c13a8 2941if test "$cpu" = host; then
ace87c19
DB
2942 enabled cross_compile &&
2943 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2944
2945 case "$cc_type" in
613a4e3f 2946 gcc|llvm_gcc)
d22c13a8
MR
2947 check_native(){
2948 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2949 sed -n "/cc1.*$1=/{
27ce1be8
MR
2950 s/.*$1=\\([^ ]*\\).*/\\1/
2951 p
2952 q
2953 }" $TMPE
d22c13a8
MR
2954 }
2955 cpu=$(check_native -march || check_native -mcpu)
2956 ;;
2957 esac
2958
ace87c19
DB
2959 test "${cpu:-host}" = host &&
2960 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2961fi
2962
e939cedd
MR
2963# Deal with common $arch aliases
2964case "$arch" in
5873b623
MR
2965 aarch64|arm64)
2966 arch="aarch64"
2967 ;;
e939cedd
MR
2968 arm*)
2969 arch="arm"
2970 ;;
2acda282 2971 mips*|IP*)
e939cedd
MR
2972 arch="mips"
2973 ;;
a6e9d649 2974 parisc*|hppa*)
e939cedd
MR
2975 arch="parisc"
2976 ;;
56203596 2977 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2978 arch="ppc"
2979 ;;
e939cedd
MR
2980 s390|s390x)
2981 arch="s390"
2982 ;;
2983 sh4|sh)
2984 arch="sh4"
2985 ;;
4cd217c0 2986 sun4u|sparc*)
e939cedd 2987 arch="sparc"
e939cedd 2988 ;;
c75848cd
DB
2989 tilegx|tile-gx)
2990 arch="tilegx"
2991 ;;
d33ed7b3 2992 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2993 arch="x86"
2994 ;;
2995esac
2996
851ffa80 2997is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2998enable $arch
e939cedd 2999
df5cdc24 3000# Add processor-specific flags
9ebd45c2 3001if enabled aarch64; then
33db40f8
MR
3002
3003 case $cpu in
3004 armv*)
3005 cpuflags="-march=$cpu"
3006 ;;
3007 *)
3008 cpuflags="-mcpu=$cpu"
3009 ;;
3010 esac
3011
3012elif enabled alpha; then
3013
3014 cpuflags="-mcpu=$cpu"
3015
3016elif enabled arm; then
3017
1234c66a
MR
3018 check_arm_arch() {
3019 check_cpp_condition stddef.h \
3020 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3021 $cpuflags
3022 }
3023
3024 probe_arm_arch() {
3025 if check_arm_arch 4; then echo armv4;
3026 elif check_arm_arch 4T; then echo armv4t;
3027 elif check_arm_arch 5; then echo armv5;
3028 elif check_arm_arch 5E; then echo armv5e;
3029 elif check_arm_arch 5T; then echo armv5t;
3030 elif check_arm_arch 5TE; then echo armv5te;
3031 elif check_arm_arch 5TEJ; then echo armv5te;
3032 elif check_arm_arch 6; then echo armv6;
3033 elif check_arm_arch 6J; then echo armv6j;
3034 elif check_arm_arch 6K; then echo armv6k;
3035 elif check_arm_arch 6Z; then echo armv6z;
3036 elif check_arm_arch 6ZK; then echo armv6zk;
3037 elif check_arm_arch 6T2; then echo armv6t2;
3038 elif check_arm_arch 7; then echo armv7;
3039 elif check_arm_arch 7A 7_A; then echo armv7-a;
3040 elif check_arm_arch 7R 7_R; then echo armv7-r;
3041 elif check_arm_arch 7M 7_M; then echo armv7-m;
3042 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3043 elif check_arm_arch 8A 8_A; then echo armv8-a;
3044 fi
3045 }
3046
3047 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3048
33db40f8
MR
3049 case $cpu in
3050 armv*)
3051 cpuflags="-march=$cpu"
3052 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3053 ;;
3054 *)
3055 cpuflags="-mcpu=$cpu"
3056 case $cpu in
3057 cortex-a*) subarch=armv7a ;;
3058 cortex-r*) subarch=armv7r ;;
3059 cortex-m*) enable thumb; subarch=armv7m ;;
3060 arm11*) subarch=armv6 ;;
3061 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3062 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3063 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3064 esac
3065 ;;
3066 esac
3067
f0fe245b
MR
3068 case "$subarch" in
3069 armv5t*) enable fast_clz ;;
3070 armv[6-8]*) enable fast_clz fast_unaligned ;;
3071 esac
3072
33db40f8
MR
3073elif enabled avr32; then
3074
3075 case $cpu in
3076 ap7[02]0[0-2])
3077 subarch="avr32_ap"
3078 cpuflags="-mpart=$cpu"
3079 ;;
3080 ap)
3081 subarch="avr32_ap"
3082 cpuflags="-march=$cpu"
3083 ;;
3084 uc3[ab]*)
3085 subarch="avr32_uc"
3086 cpuflags="-mcpu=$cpu"
3087 ;;
3088 uc)
3089 subarch="avr32_uc"
3090 cpuflags="-march=$cpu"
3091 ;;
3092 esac
3093
3094elif enabled bfin; then
3095
3096 cpuflags="-mcpu=$cpu"
3097
3098elif enabled mips; then
3099
3100 cpuflags="-march=$cpu"
3101
5d54c126 3102elif enabled ppc; then
343aef9b 3103
56348891
MR
3104 case $(tolower $cpu) in
3105 601|ppc601|powerpc601)
9dbd5c3d 3106 cpuflags="-mcpu=601"
64ad53ff 3107 disable altivec
9dbd5c3d 3108 ;;
56348891 3109 603*|ppc603*|powerpc603*)
9dbd5c3d 3110 cpuflags="-mcpu=603"
64ad53ff 3111 disable altivec
9dbd5c3d 3112 ;;
56348891 3113 604*|ppc604*|powerpc604*)
9dbd5c3d 3114 cpuflags="-mcpu=604"
64ad53ff 3115 disable altivec
9dbd5c3d 3116 ;;
56348891 3117 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3118 cpuflags="-mcpu=750"
64ad53ff 3119 disable altivec
9dbd5c3d 3120 ;;
56348891 3121 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3122 cpuflags="-mcpu=7450"
9dbd5c3d 3123 ;;
56348891 3124 74*|ppc74*|powerpc74*)
7f1fcaf0 3125 cpuflags="-mcpu=7400"
9dbd5c3d 3126 ;;
313f9fbf 3127 g5|970|ppc970|powerpc970)
7f1fcaf0 3128 cpuflags="-mcpu=970"
9dbd5c3d 3129 ;;
313f9fbf 3130 power[3-7]*)
7f1fcaf0 3131 cpuflags="-mcpu=$cpu"
313f9fbf 3132 ;;
56348891 3133 cell)
9dbd5c3d
MR
3134 cpuflags="-mcpu=cell"
3135 enable ldbrx
3136 ;;
4ab26cb4
DB
3137 e500mc)
3138 cpuflags="-mcpu=e500mc"
3139 disable altivec
3140 ;;
7b0b81a1
AL
3141 e500v2)
3142 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3143 disable altivec
3144 ;;
3145 e500)
3146 cpuflags="-mcpu=8540 -mhard-float"
3147 disable altivec
3148 ;;
9dbd5c3d 3149 esac
343aef9b 3150
33db40f8
MR
3151elif enabled sparc; then
3152
3153 case $cpu in
3154 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3155 cpuflags="-mcpu=$cpu"
3156 disable vis
3157 ;;
3158 ultrasparc*|niagara[234])
3159 cpuflags="-mcpu=$cpu"
3160 ;;
3161 esac
3162
343aef9b
MR
3163elif enabled x86; then
3164
9dbd5c3d
MR
3165 case $cpu in
3166 i[345]86|pentium)
3167 cpuflags="-march=$cpu"
3168 disable mmx
3169 ;;
f54b5505 3170 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3171 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3172 cpuflags="-march=$cpu"
f54b5505 3173 disable i686
9dbd5c3d 3174 ;;
f54b5505 3175 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3176 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3177 cpuflags="-march=$cpu"
f54b5505 3178 enable i686
9dbd5c3d
MR
3179 enable fast_cmov
3180 ;;
3181 # targets that do support conditional mov but on which it's slow
3182 pentium4|pentium4m|prescott|nocona)
3183 cpuflags="-march=$cpu"
f54b5505 3184 enable i686
9dbd5c3d
MR
3185 disable fast_cmov
3186 ;;
3187 esac
343aef9b 3188
343aef9b
MR
3189fi
3190
9ebd45c2
MR
3191if [ "$cpu" != generic ]; then
3192 add_cflags $cpuflags
3193 add_asflags $cpuflags
3194fi
df5cdc24 3195
993f2d0f
MR
3196# compiler sanity check
3197check_exec <<EOF
3198int main(void){ return 0; }
3199EOF
3200if test "$?" != 0; then
3201 echo "$cc is unable to create an executable file."
3202 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3203 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3204 echo "Only do this if you know what cross compiling means."
3205 fi
3206 die "C compiler test failed."
3207fi
3208
046f081b 3209add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3210check_cflags -std=c99
50a334e4 3211check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3212#include <stdlib.h>
3213EOF
50a334e4 3214check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3215#include <stdlib.h>
3216EOF
e9b9a2f8 3217
8267f936 3218add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3219check_host_cflags -std=c99
0a6db2a2 3220check_host_cflags -Wall
8267f936 3221check_host_cflags -O3
f0125de9 3222
d4c99513
MR
3223check_64bit(){
3224 arch32=$1
3225 arch64=$2
3226 expr=$3
3227 check_code cc "" "int test[2*($expr) - 1]" &&
3228 subarch=$arch64 || subarch=$arch32
3229}
3230
b24dbcbd 3231case "$arch" in
d11cb13b 3232 aarch64|alpha|ia64)
2acda282
MR
3233 spic=$shared
3234 ;;
3235 mips)
3236 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3237 spic=$shared
b24dbcbd 3238 ;;
a6e9d649
MR
3239 parisc)
3240 check_64bit parisc parisc64 'sizeof(void *) > 4'
3241 spic=$shared
3242 ;;
56203596
MR
3243 ppc)
3244 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3245 spic=$shared
56203596 3246 ;;
5ddc9f50
RT
3247 s390)
3248 check_64bit s390 s390x 'sizeof(void *) > 4'
3249 spic=$shared
3250 ;;
4cd217c0
MR
3251 sparc)
3252 check_64bit sparc sparc64 'sizeof(void *) > 4'
3253 spic=$shared
3254 ;;
e939cedd 3255 x86)
d4c99513 3256 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3257 if test "$subarch" = "x86_64"; then
e939cedd 3258 spic=$shared
de27f4d9 3259 fi
b24dbcbd 3260 ;;
b24dbcbd
RP
3261esac
3262
343aef9b 3263enable $subarch
b1803c79 3264enabled spic && enable_weak pic
b24dbcbd 3265
7483e694 3266# OS specific
4f854758 3267case $target_os in
d3635f3a 3268 aix)
80ade798 3269 SHFLAGS=-shared
d3635f3a 3270 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3271 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3272 ;;
a1629e28 3273 haiku)
63ae7e7c 3274 prefix_default="/boot/common"
108caaaa 3275 network_extralibs="-lnetwork"
f59c4bd6 3276 host_libs=
a1629e28 3277 ;;
7483e694 3278 sunos)
9987769a 3279 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3280 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3281 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3282 # When using suncc to build, the Solaris linker will mark
3283 # an executable with each instruction set encountered by
3284 # the Solaris assembler. As our libraries contain their own
3285 # guards for processor-specific code, instead suppress
3286 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3287 enabled_all suncc x86 &&
3288 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3289 add_ldflags -Wl,-M,mapfile
2a8a860a 3290 nm_default='nm -P -g'
7483e694
DB
3291 ;;
3292 netbsd)
a1e4b3f6 3293 disable symver
07a8eef6
MR
3294 oss_indev_extralibs="-lossaudio"
3295 oss_outdev_extralibs="-lossaudio"
7483e694 3296 ;;
d488c3bc 3297 openbsd|bitrig)
a1e4b3f6 3298 disable symver
7483e694 3299 SHFLAGS='-shared'
69dca3a4 3300 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3301 SLIB_INSTALL_LINKS=
07a8eef6
MR
3302 oss_indev_extralibs="-lossaudio"
3303 oss_outdev_extralibs="-lossaudio"
7483e694 3304 ;;
a1e4b3f6 3305 dragonfly)