dcadec: replace ldexpf with a multiplication by a constant
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
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.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
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
MR
54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
DB
66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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]
3b327a4b
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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
e28b7553
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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
5a0f7131
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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
70b348ec
DB
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
3b327a4b
DB
138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
1c0210c7 181 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 182 --enable-libcdio enable audio CD grabbing with libcdio
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183 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
184 and libraw1394 [no]
c547e5ff 185 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 186 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 187 --enable-libfreetype enable libfreetype [no]
c547e5ff 188 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 189 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 190 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
becc3c62
MS
191 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
192 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
193 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 194 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 195 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 196 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 197 --enable-librtmp enable RTMP[E] support via librtmp [no]
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DB
198 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
199 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 200 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 201 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 202 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 203 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 204 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 205 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 206 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 207 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 208 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 209 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 210 --enable-libxavs enable AVS encoding via xavs [no]
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211 --enable-libxvid enable Xvid encoding via xvidcore,
212 native MPEG-4/Xvid encoder exists [no]
a060866f 213 --enable-openssl enable openssl [no]
45235ac4 214 --enable-x11grab enable X11 grabbing [no]
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215 --enable-zlib enable zlib [autodetect]
216
b3c6ee19
DB
217Toolchain options:
218 --arch=ARCH select architecture [$arch]
219 --cpu=CPU select the minimum required CPU (affects
220 instruction selection, may crash on older CPUs)
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221 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
222 --enable-cross-compile assume a cross-compiler is used
223 --sysroot=PATH root of cross-build tree
224 --sysinclude=PATH location of cross-build system headers
225 --target-os=OS compiler targets OS [$target_os]
226 --target-exec=CMD command to run executables on target
227 --target-path=DIR path to view of build directory on target
ba13606c 228 --target-samples=DIR path to samples directory on target
aeeb782c 229 --toolchain=NAME set tool defaults according to NAME
5926603a 230 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
06454877 231 --nm=NM use nm tool
121d78d0 232 --ar=AR use archive tool AR [$ar_default]
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233 --as=AS use assembler AS [$as_default]
234 --cc=CC use C compiler CC [$cc_default]
193cdd9a 235 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 236 --ld=LD use linker LD
390acbea
LB
237 --pkg-config=PKGCONF use pkg-config PKGCONF [$pkg_config_default]
238 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
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239 --host-cc=HOSTCC use host C compiler HOSTCC
240 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 241 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 242 --host-ld=HOSTLD use host linker HOSTLD
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243 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
244 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 245 --host-os=OS compiler host OS [$target_os]
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246 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
247 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
248 --extra-libs=ELIBS add ELIBS [$ELIBS]
249 --extra-version=STRING version string suffix []
193cdd9a 250 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 251 --build-suffix=SUFFIX library name suffix []
3b327a4b 252 --enable-pic build position-independent code
193cdd9a 253 --enable-thumb compile for Thumb instruction set
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DB
254 --enable-lto use link-time optimization
255
256Advanced options (experts only):
257 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 258 --disable-symver disable symbol versioning
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DB
259 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
260 --disable-safe-bitstream-reader
261 disable buffer boundary checking in bitreaders
262 (faster, but may crash)
263 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 264 --enable-sram allow use of on-chip SRAM
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DB
265
266Optimization options (experts only):
c8a4ae00 267 --disable-asm disable all assembler optimizations
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268 --disable-altivec disable AltiVec optimizations
269 --disable-amd3dnow disable 3DNow! optimizations
270 --disable-amd3dnowext disable 3DNow! extended optimizations
271 --disable-mmx disable MMX optimizations
239fdf1b 272 --disable-mmxext disable MMXEXT optimizations
06454877 273 --disable-sse disable SSE optimizations
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DB
274 --disable-sse2 disable SSE2 optimizations
275 --disable-sse3 disable SSE3 optimizations
06454877 276 --disable-ssse3 disable SSSE3 optimizations
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DB
277 --disable-sse4 disable SSE4 optimizations
278 --disable-sse42 disable SSE4.2 optimizations
87f1355f 279 --disable-avx disable AVX optimizations
10b0161d 280 --disable-xop disable XOP optimizations
1b932eb1 281 --disable-fma3 disable FMA3 optimizations
79687079 282 --disable-fma4 disable FMA4 optimizations
4d6ee072 283 --disable-avx2 disable AVX2 optimizations
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284 --disable-armv5te disable armv5te optimizations
285 --disable-armv6 disable armv6 optimizations
286 --disable-armv6t2 disable armv6t2 optimizations
b3267559 287 --disable-vfp disable VFP optimizations
5ea20630 288 --disable-neon disable NEON optimizations
afb5ed55 289 --disable-inline-asm disable use of inline assembler
06454877 290 --disable-yasm disable use of yasm assembler
06454877 291
070c5d0f 292Developer options (useful when working on Libav itself):
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293 --disable-debug disable debugging symbols
294 --enable-debug=LEVEL set the debug level [$debuglevel]
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295 --disable-optimizations disable compiler optimizations
296 --enable-extra-warnings enable more compiler warnings
52b3cc60 297 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 298 \$LIBAV_SAMPLES at make invocation time.
44a0a98f
MS
299 --enable-neon-clobber-test check NEON registers for clobbering (should be
300 used only for debugging purposes)
7e4d9d5d
RB
301 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
302 should be used only for debugging purposes)
154caa67
MR
303 --enable-random randomly enable/disable components
304 --disable-random
305 --enable-random=LIST randomly enable/disable specific components or
306 --disable-random=LIST component groups. LIST is a comma-separated list
307 of NAME[:PROB] entries where NAME is a component
308 (group) and PROB the probability associated with
309 NAME (default 0.5).
310 --random-seed=VALUE seed value for --enable/disable-random
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311
312NOTE: Object files are built at the place where configure is launched.
313EOF
60e8bc13 314 exit 0
74c53c2d 315}
cf9d24ad 316
0884fadf
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317quotes='""'
318
57bd82d4 319log(){
2270b4b2 320 echo "$@" >> $logfile
57bd82d4
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321}
322
720c69da 323log_file(){
c8e9f801 324 log BEGIN $1
2270b4b2 325 pr -n -t $1 >> $logfile
c8e9f801
MR
326 log END $1
327}
328
2ba042a7 329echolog(){
c8e9f801 330 log "$@"
57bd82d4 331 echo "$@"
2ba042a7
MR
332}
333
7bfc8ae6
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334warn(){
335 log "WARNING: $*"
336 WARNINGS="${WARNINGS}WARNING: $*\n"
337}
338
2ba042a7
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339die(){
340 echolog "$@"
341 cat <<EOF
d326cf7f 342
2ba042a7 343If you think configure made a mistake, make sure you are using the latest
4a6a21f5 344version from Git. If the latest version fails, report the problem to the
5045f6bd 345libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 346EOF
e155a21a 347 if disabled logging; then
2ba042a7 348 cat <<EOF
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349Rerun configure with logging enabled (do not use --disable-logging), and
350include the log this produces with your report.
2ba042a7
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351EOF
352 else
f69f51b3 353 cat <<EOF
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DB
354Include the log file "$logfile" produced by configure as this will help
355solving the problem.
2ba042a7
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356EOF
357 fi
57bd82d4
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358 exit 1
359}
360
6c6007d6 361# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 362toupper(){
6c6007d6 363 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
364}
365
4a5444db 366tolower(){
6c6007d6 367 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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368}
369
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370c_escape(){
371 echo "$*" | sed 's/["\\]/\\\0/g'
372}
373
b04251c5
MR
374sh_quote(){
375 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 376 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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377 echo "$v"
378}
379
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380cleanws(){
381 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
382}
383
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MR
384filter(){
385 pat=$1
386 shift
387 for v; do
98ef6079 388 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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389 done
390}
391
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392filter_out(){
393 pat=$1
394 shift
395 for v; do
396 eval "case $v in $pat) ;; *) echo $v ;; esac"
397 done
398}
399
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400map(){
401 m=$1
402 shift
e0e335a0 403 for v; do eval $m; done
36e2dea0
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404}
405
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406add_suffix(){
407 suffix=$1
408 shift
409 for v; do echo ${v}${suffix}; done
410}
411
a8d04fba
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412set_all(){
413 value=$1
414 shift
415 for var in $*; do
416 eval $var=$value
417 done
418}
419
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420set_weak(){
421 value=$1
422 shift
423 for var; do
424 eval : \${$var:=$value}
425 done
426}
427
f868b24d
DB
428sanitize_var_name(){
429 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
430}
431
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432set_safe(){
433 var=$1
434 shift
f868b24d 435 eval $(sanitize_var_name "$var")='$*'
3f8040db
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436}
437
438get_safe(){
f868b24d 439 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
440}
441
799c9e9b 442pushvar(){
4d810ad2
MS
443 for pvar in $*; do
444 eval level=\${${pvar}_level:=0}
445 eval ${pvar}_${level}="\$$pvar"
446 eval ${pvar}_level=$(($level+1))
799c9e9b
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447 done
448}
449
450popvar(){
4d810ad2
MS
451 for pvar in $*; do
452 eval level=\${${pvar}_level:-0}
799c9e9b
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453 test $level = 0 && continue
454 eval level=$(($level-1))
4d810ad2
MS
455 eval $pvar="\${${pvar}_${level}}"
456 eval ${pvar}_level=$level
457 eval unset ${pvar}_${level}
799c9e9b
MR
458 done
459}
460
a8d04fba
MR
461enable(){
462 set_all yes $*
463}
464
465disable(){
466 set_all no $*
467}
468
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469enable_weak(){
470 set_weak yes $*
471}
472
473disable_weak(){
474 set_weak no $*
475}
476
72702705 477enable_safe(){
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MR
478 for var; do
479 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
480 done
72702705
MR
481}
482
483disable_safe(){
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MR
484 for var; do
485 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
486 done
72702705
MR
487}
488
f9d328da
MR
489do_enable_deep(){
490 for var; do
491 enabled $var && continue
492 eval sel="\$${var}_select"
c510c7b5
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493 eval sgs="\$${var}_suggest"
494 pushvar var sgs
f9d328da 495 enable_deep $sel
c510c7b5
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496 popvar sgs
497 enable_deep_weak $sgs
f9d328da
MR
498 popvar var
499 done
500}
501
502enable_deep(){
503 do_enable_deep $*
504 enable $*
505}
506
72a43668 507enable_deep_weak(){
ffb068ce
MS
508 for var; do
509 disabled $var && continue
510 pushvar var
511 do_enable_deep $var
512 popvar var
513 enable_weak $var
514 done
72a43668
MR
515}
516
57bd82d4 517enabled(){
3250003c
MR
518 test "${1#!}" = "$1" && op== || op=!=
519 eval test "x\$${1#!}" $op "xyes"
44161118
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520}
521
37970ebf 522disabled(){
3250003c
MR
523 test "${1#!}" = "$1" && op== || op=!=
524 eval test "x\$${1#!}" $op "xno"
37970ebf
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525}
526
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527enabled_all(){
528 for opt; do
529 enabled $opt || return 1
530 done
531}
532
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DB
533disabled_all(){
534 for opt; do
535 disabled $opt || return 1
536 done
537}
538
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539enabled_any(){
540 for opt; do
541 enabled $opt && return 0
542 done
543}
544
85bca2c5
DB
545disabled_any(){
546 for opt; do
547 disabled $opt && return 0
548 done
f7b230a7 549 return 1
85bca2c5
DB
550}
551
c9d19248
MR
552set_default(){
553 for opt; do
88268e94 554 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
555 done
556}
557
4a0d6686
AJ
558is_in(){
559 value=$1
560 shift
561 for var in $*; do
562 [ $var = $value ] && return 0
563 done
564 return 1
565}
566
d4f8cecc 567do_check_deps(){
30fd06be 568 for cfg; do
3250003c 569 cfg="${cfg#!}"
799c9e9b
MR
570 enabled ${cfg}_checking && die "Circular dependency for $cfg."
571 disabled ${cfg}_checking && continue
572 enable ${cfg}_checking
d4f8cecc 573 append allopts $cfg
799c9e9b 574
30fd06be
MR
575 eval dep_all="\$${cfg}_deps"
576 eval dep_any="\$${cfg}_deps_any"
7ef3425f 577 eval dep_sel="\$${cfg}_select"
c510c7b5 578 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
579 eval dep_ifa="\$${cfg}_if"
580 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 581
3d7453e0 582 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 583 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 584 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 585
3d7453e0
MR
586 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
587 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
588 enabled_all $dep_all || disable $cfg
589 enabled_any $dep_any || disable $cfg
7ef3425f 590 disabled_any $dep_sel && disable $cfg
799c9e9b 591
4ec45764 592 if enabled $cfg; then
f9d328da 593 enable_deep $dep_sel
c510c7b5 594 enable_deep_weak $dep_sgs
4ec45764
RP
595 fi
596
799c9e9b 597 disable ${cfg}_checking
30fd06be
MR
598 done
599}
600
d4f8cecc
MR
601check_deps(){
602 unset allopts
603
604 do_check_deps "$@"
605
606 for cfg in $allopts; do
607 enabled $cfg || continue
608 eval dep_extralibs="\$${cfg}_extralibs"
609 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
610 done
611}
612
44161118
MR
613print_config(){
614 pfx=$1
72cfcf41
MR
615 files=$2
616 shift 2
f454e879
MR
617 map 'eval echo "$v \${$v:-no}"' "$@" |
618 awk "BEGIN { split(\"$files\", files) }
619 {
620 c = \"$pfx\" toupper(\$1);
621 v = \$2;
622 sub(/yes/, 1, v);
623 sub(/no/, 0, v);
624 for (f in files) {
625 file = files[f];
626 if (file ~ /\\.h\$/) {
627 printf(\"#define %s %d\\n\", c, v) >>file;
628 } else if (file ~ /\\.asm\$/) {
629 printf(\"%%define %s %d\\n\", c, v) >>file;
630 } else if (file ~ /\\.mak\$/) {
d16c4aeb 631 n = -v ? \"\" : \"!\";
f454e879
MR
632 printf(\"%s%s=yes\\n\", n, c) >>file;
633 }
634 }
635 }"
57bd82d4
MR
636}
637
31c0121d 638print_enabled(){
31c0121d
MR
639 suf=$1
640 shift
641 for v; do
9eda2a85 642 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
643 done
644}
645
57bd82d4
MR
646append(){
647 var=$1
648 shift
57bd82d4
MR
649 eval "$var=\"\$$var $*\""
650}
651
60361817
MR
652prepend(){
653 var=$1
654 shift
655 eval "$var=\"$* \$$var\""
656}
657
44951174
JG
658unique(){
659 var=$1
660 uniq_list=""
661 for tok in $(eval echo \$$var); do
662 uniq_list="$(filter_out $tok $uniq_list) $tok"
663 done
664 eval "$var=\"${uniq_list}\""
665}
666
50a334e4 667add_cppflags(){
cd52ec95 668 append CPPFLAGS "$@"
50a334e4
MR
669}
670
57bd82d4 671add_cflags(){
01d31e16 672 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
673}
674
2f2e6c7c 675add_asflags(){
01d31e16 676 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
677}
678
57bd82d4 679add_ldflags(){
64933b6c 680 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
681}
682
0673ede9
VG
683add_stripflags(){
684 append STRIPFLAGS "$@"
685}
686
57bd82d4 687add_extralibs(){
64933b6c 688 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
689}
690
4cc4b33f
DB
691add_host_cppflags(){
692 append host_cppflags "$@"
693}
694
6c3fa06a
MR
695add_host_cflags(){
696 append host_cflags $($host_cflags_filter "$@")
697}
698
699add_host_ldflags(){
700 append host_ldflags $($host_ldflags_filter "$@")
701}
702
84e65c76
MR
703add_compat(){
704 append compat_objs $1
705 shift
706 map 'add_cppflags -D$v' "$@"
707}
708
b0cfb663 709check_cmd(){
b3cb5d51 710 log "$@"
2270b4b2 711 "$@" >> $logfile 2>&1
b0cfb663
MR
712}
713
b2704a65
MR
714cc_o(){
715 eval printf '%s\\n' $CC_O
716}
717
18031c49
MR
718cc_e(){
719 eval printf '%s\\n' $CC_E
720}
721
dcd479c0 722check_cc(){
57bd82d4 723 log check_cc "$@"
2270b4b2 724 cat > $TMPC
720c69da 725 log_file $TMPC
23565c26 726 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
727}
728
729check_cpp(){
730 log check_cpp "$@"
2270b4b2 731 cat > $TMPC
720c69da 732 log_file $TMPC
18031c49 733 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
734}
735
df0d6341
MR
736as_o(){
737 eval printf '%s\\n' $AS_O
738}
739
f65883c8
MR
740check_as(){
741 log check_as "$@"
7fd90119
MR
742 cat > $TMPS
743 log_file $TMPS
744 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
745}
746
575db883
DB
747check_inline_asm(){
748 log check_inline_asm "$@"
940f335a 749 name="$1"
3784e82e 750 code="$2"
940f335a 751 shift 2
49214f61 752 disable $name
7fd90119 753 check_cc "$@" <<EOF && enable $name
3784e82e 754void foo(void){ __asm__ volatile($code); }
940f335a
MR
755EOF
756}
757
c6ebc9fa
MR
758check_insn(){
759 log check_insn "$@"
760 check_inline_asm ${1}_inline "\"$2\""
761 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
762}
763
304d586d
LM
764check_yasm(){
765 log check_yasm "$@"
766 echo "$1" > $TMPS
767 log_file $TMPS
768 shift 1
769 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
770}
771
29b64b68
MR
772ld_o(){
773 eval printf '%s\\n' $LD_O
774}
775
dcd479c0 776check_ld(){
57bd82d4 777 log check_ld "$@"
66a1ccd7
MR
778 flags=$(filter_out '-l*' "$@")
779 libs=$(filter '-l*' "$@")
01d31e16 780 check_cc $($cflags_filter $flags) || return
64933b6c
MR
781 flags=$($ldflags_filter $flags)
782 libs=$($ldflags_filter $libs)
29b64b68 783 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
784}
785
52ccc4a0
DB
786print_include(){
787 hdr=$1
788 test "${hdr%.h}" = "${hdr}" &&
789 echo "#include $hdr" ||
790 echo "#include <$hdr>"
791}
792
5adc829e
MR
793check_code(){
794 log check_code "$@"
795 check=$1
796 headers=$2
797 code=$3
798 shift 3
799 {
800 for hdr in $headers; do
52ccc4a0 801 print_include $hdr
5adc829e
MR
802 done
803 echo "int main(void) { $code; return 0; }"
804 } | check_$check "$@"
805}
806
50a334e4
MR
807check_cppflags(){
808 log check_cppflags "$@"
caf458dd 809 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
810int x;
811EOF
812}
813
23157d72
DB
814test_cflags(){
815 log test_cflags "$@"
01d31e16 816 set -- $($cflags_filter "$@")
23157d72 817 check_cc "$@" <<EOF
dcd479c0
MR
818int x;
819EOF
820}
821
23157d72
DB
822check_cflags(){
823 log check_cflags "$@"
824 test_cflags "$@" && add_cflags "$@"
825}
826
2ed46eea
MR
827test_ldflags(){
828 log test_ldflags "$@"
829 check_ld "$@" <<EOF
c23a0ac8 830int main(void){ return 0; }
dcd479c0
MR
831EOF
832}
833
2ed46eea
MR
834check_ldflags(){
835 log check_ldflags "$@"
836 test_ldflags "$@" && add_ldflags "$@"
837}
838
0673ede9
VG
839test_stripflags(){
840 log test_stripflags "$@"
841 # call check_cc to get a fresh TMPO
842 check_cc <<EOF
843int main(void) { return 0; }
844EOF
845 check_cmd $strip $STRIPFLAGS "$@" $TMPO
846}
847
848check_stripflags(){
849 log check_stripflags "$@"
850 test_stripflags "$@" && add_stripflags "$@"
851}
852
dcd479c0 853check_header(){
57bd82d4 854 log check_header "$@"
dcd479c0
MR
855 header=$1
856 shift
b77df637
MR
857 disable_safe $header
858 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
859#include <$header>
860int x;
861EOF
862}
863
864check_func(){
57bd82d4 865 log check_func "$@"
dcd479c0
MR
866 func=$1
867 shift
d8bc5f06
MR
868 disable $func
869 check_ld "$@" <<EOF && enable $func
dcd479c0 870extern int $func();
c23a0ac8 871int main(void){ $func(); }
dcd479c0
MR
872EOF
873}
874
645d2652 875check_mathfunc(){
6b73c0ae 876 log check_mathfunc "$@"
645d2652 877 func=$1
1aa07aa2
MR
878 narg=$2
879 shift 2
880 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
881 disable $func
882 check_ld "$@" <<EOF && enable $func
883#include <math.h>
1aa07aa2 884float foo(float f, float g) { return $func($args); }
33bd38db 885int main(void){ return 0; }
645d2652
MR
886EOF
887}
888
2446d3d6
DB
889check_func_headers(){
890 log check_func_headers "$@"
f8d7b072 891 headers=$1
edaf1ae2 892 funcs=$2
f8d7b072 893 shift 2
edaf1ae2
MR
894 {
895 for hdr in $headers; do
52ccc4a0 896 print_include $hdr
edaf1ae2
MR
897 done
898 for func in $funcs; do
899 echo "long check_$func(void) { return (long) $func; }"
900 done
901 echo "int main(void) { return 0; }"
902 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
903}
904
a5344cf7
SS
905check_cpp_condition(){
906 log check_cpp_condition "$@"
907 header=$1
908 condition=$2
f855b7b9 909 shift 2
cd52ec95 910 check_cpp "$@" <<EOF
a5344cf7
SS
911#include <$header>
912#if !($condition)
913#error "unsatisfied condition: $condition"
914#endif
915EOF
916}
917
57bd82d4
MR
918check_lib(){
919 log check_lib "$@"
920 header="$1"
921 func="$2"
922 shift 2
84400e9d 923 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
924}
925
f8d7b072
MR
926check_lib2(){
927 log check_lib2 "$@"
928 headers="$1"
edaf1ae2 929 funcs="$2"
f8d7b072 930 shift 2
edaf1ae2 931 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
932}
933
3f8040db
MR
934check_pkg_config(){
935 log check_pkg_config "$@"
936 pkg="$1"
937 headers="$2"
938 funcs="$3"
939 shift 3
7f9e893f 940 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
941 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
942 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
943 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
944 set_safe ${pkg}_cflags $pkg_cflags &&
945 set_safe ${pkg}_libs $pkg_libs
946}
947
dcd479c0 948check_exec(){
2270b4b2 949 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
950}
951
7dfef245 952check_exec_crash(){
5e622c40 953 code=$(cat)
7dfef245
MR
954
955 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
956 # are safe but may not be available everywhere. Thus we use
957 # raise(SIGTERM) instead. The check is run in a subshell so we
958 # can redirect the "Terminated" message from the shell. SIGBUS
959 # is not defined by standard C so it is used conditionally.
960
2270b4b2 961 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
962#include <signal.h>
963static void sighandler(int sig){
964 raise(SIGTERM);
965}
692dd8ed
MR
966int foo(void){
967 $code
968}
9495cd17 969int (*func_ptr)(void) = foo;
e5af4a11 970int main(void){
7dfef245
MR
971 signal(SIGILL, sighandler);
972 signal(SIGFPE, sighandler);
973 signal(SIGSEGV, sighandler);
974#ifdef SIGBUS
975 signal(SIGBUS, sighandler);
976#endif
9495cd17 977 return func_ptr();
7dfef245
MR
978}
979EOF
980}
981
72be9e73
DY
982check_type(){
983 log check_type "$@"
984 headers=$1
985 type=$2
986 shift 2
ae550ce9 987 disable_safe "$type"
5adc829e 988 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
989}
990
14d36751 991check_struct(){
813b82b9 992 log check_struct "$@"
14d36751
MR
993 headers=$1
994 struct=$2
995 member=$3
996 shift 3
997 disable_safe "${struct}_${member}"
5adc829e
MR
998 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
999 enable_safe "${struct}_${member}"
14d36751
MR
1000}
1001
9c7d85b3
DB
1002check_builtin(){
1003 log check_builtin "$@"
1004 name=$1
1005 headers=$2
1006 builtin=$3
1007 shift 3
1008 disable "$name"
1009 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1010}
1011
e854b8f9
AK
1012check_compile_assert(){
1013 log check_compile_assert "$@"
1014 name=$1
1015 headers=$2
1016 condition=$3
1017 shift 3
1018 disable "$name"
1019 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1020}
1021
57bd82d4
MR
1022require(){
1023 name="$1"
1024 header="$2"
1025 func="$3"
1026 shift 3
1027 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1028}
1029
f8d7b072
MR
1030require2(){
1031 name="$1"
1032 headers="$2"
1033 func="$3"
1034 shift 3
1035 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1036}
1037
3f8040db
MR
1038require_pkg_config(){
1039 pkg="$1"
1040 check_pkg_config "$@" || die "ERROR: $pkg not found"
1041 add_cflags $(get_safe ${pkg}_cflags)
1042 add_extralibs $(get_safe ${pkg}_libs)
1043}
1044
27565164
DB
1045hostcc_e(){
1046 eval printf '%s\\n' $HOSTCC_E
1047}
1048
ae43c4c0
MR
1049hostcc_o(){
1050 eval printf '%s\\n' $HOSTCC_O
1051}
1052
f0125de9
MR
1053check_host_cc(){
1054 log check_host_cc "$@"
1055 cat > $TMPC
1056 log_file $TMPC
ae43c4c0 1057 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1058}
1059
27565164
DB
1060check_host_cpp(){
1061 log check_host_cpp "$@"
1062 cat > $TMPC
1063 log_file $TMPC
1064 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1065}
1066
4cc4b33f
DB
1067check_host_cppflags(){
1068 log check_host_cppflags "$@"
1069 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1070int x;
1071EOF
1072}
1073
f0125de9
MR
1074check_host_cflags(){
1075 log check_host_cflags "$@"
6c3fa06a 1076 set -- $($host_cflags_filter "$@")
f0125de9
MR
1077 check_host_cc "$@" <<EOF && append host_cflags "$@"
1078int x;
1079EOF
1080}
1081
27565164
DB
1082check_host_cpp_condition(){
1083 log check_host_cpp_condition "$@"
1084 header=$1
1085 condition=$2
1086 shift 2
1087 check_host_cpp "$@" <<EOF
1088#include <$header>
1089#if !($condition)
1090#error "unsatisfied condition: $condition"
1091#endif
1092EOF
1093}
1094
c505dd31
MR
1095apply(){
1096 file=$1
1097 shift
1098 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1099}
1100
c34681df 1101cp_if_changed(){
5e27ec28
MR
1102 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1103 mkdir -p "$(dirname $2)"
4ebc6a74 1104 $cp_f "$1" "$2"
c34681df
MR
1105}
1106
dcd61286
DB
1107# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1108# system-dependent things.
1109
4a0d6686
AJ
1110COMPONENT_LIST="
1111 bsfs
1112 decoders
1113 demuxers
1114 encoders
3cde40aa 1115 filters
5666fd73 1116 hwaccels
c552605c 1117 indevs
4a0d6686 1118 muxers
c552605c 1119 outdevs
4a0d6686
AJ
1120 parsers
1121 protocols
1122"
1123
ab81f24a 1124EXAMPLE_LIST="
b339182e 1125 avcodec_example
e7dfaf16 1126 filter_audio_example
b339182e 1127 metadata_example
ab81f24a 1128 output_example
10421bcf 1129 transcode_aac_example
ab81f24a
DB
1130"
1131
3fc09b00
MR
1132EXTERNAL_LIBRARY_LIST="
1133 avisynth
1134 bzlib
1135 frei0r
1136 gnutls
1c0210c7 1137 libbs2b
3fc09b00
MR
1138 libcdio
1139 libdc1394
1140 libfaac
1141 libfdk_aac
f1b239ec 1142 libfontconfig
3fc09b00
MR
1143 libfreetype
1144 libgsm
1145 libilbc
1146 libmp3lame
1147 libopencore_amrnb
1148 libopencore_amrwb
1149 libopencv
1150 libopenjpeg
1151 libopus
1152 libpulse
1153 librtmp
1154 libschroedinger
1155 libspeex
1156 libtheora
718907cd 1157 libtwolame
3fc09b00
MR
1158 libvo_aacenc
1159 libvo_amrwbenc
1160 libvorbis
1161 libvpx
84d3ff50 1162 libwavpack
be7c3231 1163 libwebp
3fc09b00 1164 libx264
50ea9315 1165 libx265
3fc09b00
MR
1166 libxavs
1167 libxvid
1168 openssl
1169 x11grab
1170 zlib
1171"
1172
d0adf55c
DB
1173FEATURE_LIST="
1174 gray
1175 hardcoded_tables
1176 runtime_cpudetect
1177 safe_bitstream_reader
1178 shared
1179 small
1180 sram
1181 static
1182 swscale_alpha
1183"
1184
70b348ec
DB
1185HWACCEL_LIST="
1186 dxva2
1187 vaapi
1188 vda
1189 vdpau
1190"
7caf48e0 1191
d89f2fa9
DB
1192LIBRARY_LIST="
1193 avcodec
1194 avdevice
1195 avfilter
1196 avformat
1197 avresample
1198 avutil
1199 swscale
1200"
1201
d0adf55c
DB
1202LICENSE_LIST="
1203 gpl
1204 nonfree
1205 version3
1206"
1207
055c61b8
DB
1208PROGRAM_LIST="
1209 avconv
1210 avplay
1211 avprobe
1212 avserver
055c61b8
DB
1213"
1214
d0adf55c 1215SUBSYSTEM_LIST="
7f3f5f46 1216 dct
4da3f410 1217 doc
0b499c9b 1218 error_resilience
1848f7d9 1219 fft
b781cc12 1220 lsp
2a91ada8 1221 lzo
47a158cb 1222 mdct
d0adf55c
DB
1223 network
1224 rdft
1225"
1226
1227CONFIG_LIST="
1228 $COMPONENT_LIST
1229 $EXAMPLE_LIST
1230 $EXTERNAL_LIBRARY_LIST
1231 $FEATURE_LIST
1232 $HWACCEL_LIST
1233 $LICENSE_LIST
1234 $LIBRARY_LIST
1235 $PROGRAM_LIST
1236 $SUBSYSTEM_LIST
c88f5d72 1237 memalign_hack
44a0a98f 1238 neon_clobber_test
8a3c8627 1239 pic
7caf48e0 1240 pod2man
f187557a 1241 texi2html
8986fddc 1242 thumb
7e4d9d5d 1243 xmm_clobber_test
4a0d6686 1244"
c88f5d72 1245
7caf48e0 1246THREADS_LIST="
8eee7025
DB
1247 pthreads
1248 w32threads
7caf48e0 1249"
8eee7025 1250
7caf48e0 1251ATOMICS_LIST="
f9f6402e 1252 atomics_gcc
f9f6402e 1253 atomics_suncc
93e65e9a 1254 atomics_win32
7caf48e0 1255"
f9f6402e 1256
7caf48e0 1257ARCH_LIST="
5873b623 1258 aarch64
3f5b56e5 1259 alpha
a2fc0f6a 1260 arm
fdcd782d
MR
1261 avr32
1262 avr32_ap
1263 avr32_uc
3f5b56e5
MR
1264 bfin
1265 ia64
1266 m68k
1267 mips
bae3abb0 1268 mips64
3f5b56e5 1269 parisc
79cb09b2 1270 ppc
34d11b87 1271 ppc64
3f5b56e5
MR
1272 s390
1273 sh4
1274 sparc
1275 sparc64
c75848cd
DB
1276 tilegx
1277 tilepro
0844bae1 1278 tomi
3f5b56e5
MR
1279 x86
1280 x86_32
1281 x86_64
7caf48e0 1282"
3f5b56e5 1283
7caf48e0 1284ARCH_EXT_LIST_ARM="
81dfa21e
MR
1285 armv5te
1286 armv6
1287 armv6t2
8675bcb0 1288 armv8
81dfa21e 1289 neon
b3267559 1290 vfp
81dfa21e 1291 vfpv3
7caf48e0 1292"
81dfa21e 1293
7caf48e0 1294ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1295 amd3dnow
a1ef9f08 1296 amd3dnowext
50cd43f2 1297 avx
4d6ee072 1298 avx2
1b932eb1 1299 fma3
50cd43f2
DB
1300 fma4
1301 mmx
1302 mmxext
1303 sse
1304 sse2
1305 sse3
1306 sse4
1307 sse42
1308 ssse3
7caf48e0
DB
1309 xop
1310"
50cd43f2 1311
7a650caf
DB
1312ARCH_EXT_LIST_PPC="
1313 altivec
1314 dcbzl
1315 ldbrx
1316 ppc4xx
1317"
1318
84bf8817
DB
1319ARCH_EXT_LIST_X86="
1320 $ARCH_EXT_LIST_X86_SIMD
1321 cpunop
1322 i686
1323"
1324
50cd43f2 1325ARCH_EXT_LIST="
81dfa21e 1326 $ARCH_EXT_LIST_ARM
7a650caf 1327 $ARCH_EXT_LIST_PPC
50cd43f2 1328 $ARCH_EXT_LIST_X86
7a650caf
DB
1329 loongson
1330 vis
50cd43f2 1331"
3f5b56e5 1332
7a650caf
DB
1333ARCH_FEATURES="
1334 aligned_stack
1335 fast_64bit
1336 fast_clz
1337 fast_cmov
1338 local_aligned_8
1339 local_aligned_16
1340"
1341
1342BUILTIN_LIST="
1343 atomic_cas_ptr
1344 machine_rw_barrier
1345 MemoryBarrier
1346 mm_empty
1347 rdtsc
1348 sync_val_compare_and_swap
1349"
7caf48e0 1350HAVE_LIST_CMDLINE="
fd712a55
DB
1351 inline_asm
1352 symver
1353 yasm
7caf48e0 1354"
fd712a55 1355
7caf48e0 1356HAVE_LIST_PUB="
a3e02a8c 1357 bigendian
d268eee9 1358 fast_unaligned
7caf48e0 1359"
a3e02a8c 1360
7a650caf
DB
1361HEADERS_LIST="
1362 alsa_asoundlib_h
1363 altivec_h
1364 arpa_inet_h
1365 cdio_paranoia_h
1366 cdio_paranoia_paranoia_h
1367 dev_bktr_ioctl_bt848_h
1368 dev_bktr_ioctl_meteor_h
1369 dev_ic_bt8xx_h
1370 dev_video_bktr_ioctl_bt848_h
1371 dev_video_meteor_ioctl_meteor_h
1372 direct_h
1373 dlfcn_h
1374 dxva_h
1375 gsm_h
1376 io_h
1377 mach_mach_time_h
1378 machine_ioctl_bt848_h
1379 machine_ioctl_meteor_h
1380 malloc_h
1381 poll_h
1382 sndio_h
1383 soundcard_h
1384 sys_mman_h
1385 sys_param_h
1386 sys_resource_h
1387 sys_select_h
1388 sys_soundcard_h
1389 sys_time_h
1390 sys_un_h
1391 sys_videoio_h
1392 unistd_h
1393 windows_h
1394 winsock2_h
1395"
1396
79042ab3 1397MATH_FUNCS="
fab0a8b2
MR
1398 atanf
1399 atan2f
79042ab3 1400 cbrtf
fab0a8b2 1401 cosf
79042ab3
DB
1402 exp2
1403 exp2f
fab0a8b2 1404 expf
79042ab3
DB
1405 isinf
1406 isnan
fab0a8b2 1407 ldexpf
79042ab3
DB
1408 llrint
1409 llrintf
1410 log2
1411 log2f
fab0a8b2 1412 log10f
79042ab3
DB
1413 lrint
1414 lrintf
fab0a8b2 1415 powf
79042ab3
DB
1416 rint
1417 round
1418 roundf
fab0a8b2 1419 sinf
79042ab3
DB
1420 trunc
1421 truncf
1422"
1423
7a650caf 1424SYSTEM_FUNCS="
be1a839c 1425 aligned_malloc
ecf97f22 1426 closesocket
15caccb9 1427 CommandLineToArgvW
a61c2115 1428 CoTaskMemFree
1093383d 1429 CryptGenRandom
c88f5d72 1430 dlopen
534a2231 1431 fcntl
e854b8f9 1432 flt_lim
9d99cc5a 1433 fork
84882df6 1434 getaddrinfo
da9e86f8 1435 gethrtime
667fb97a 1436 getopt
02e8f427 1437 GetProcessAffinityMask
fc5607f8 1438 GetProcessMemoryInfo
4e68cb8a 1439 GetProcessTimes
66be5b45 1440 getrusage
c3e73100 1441 getservbyport
7caf48e0 1442 GetSystemTimeAsFileTime
61183b5a 1443 gettimeofday
2e1913b1 1444 inet_aton
abfc8d05 1445 isatty
8772997d 1446 jack_port_get_latency_range
a5b64584 1447 localtime_r
c708b540 1448 mach_absolute_time
73f6d31e 1449 MapViewOfFile
c88f5d72 1450 memalign
6ffa87d3 1451 mkstemp
0328b9ea 1452 mmap
e98b02de 1453 mprotect
d3d3a32c 1454 nanosleep
1f91cdce 1455 posix_memalign
ea4d5f48 1456 sched_getaffinity
7e6a11bc 1457 SetConsoleTextAttribute
b507ebd1 1458 setmode
3e0b1c9a 1459 setrlimit
d3d3a32c 1460 Sleep
87958234 1461 strerror_r
6379900c 1462 strptime
7a650caf
DB
1463 sysconf
1464 sysctl
1465 usleep
1466 VirtualAlloc
1467"
1468
1469TOOLCHAIN_FEATURES="
896a5bff 1470 as_dn_directive
d5a55981 1471 as_func
7a650caf
DB
1472 asm_mod_q
1473 attribute_may_alias
1474 attribute_packed
1475 ebp_available
1476 ebx_available
1477 gnu_as
1478 ibm_asm
1479 inline_asm_labels
1480 pragma_deprecated
1481 symver_asm_label
1482 symver_gnu_asm
1483 vfp_args
1484 xform_asm
1485 xmm_clobbers
1486"
1487
1488TYPES_LIST="
1489 socklen_t
c0018613 1490 struct_addrinfo
75d339e0
MS
1491 struct_group_source_req
1492 struct_ip_mreq_source
b4d68544 1493 struct_ipv6_mreq
cdee08e3 1494 struct_pollfd
3e0b1c9a 1495 struct_rusage_ru_maxrss
b4d68544 1496 struct_sockaddr_in6
3b2372bf 1497 struct_sockaddr_sa_len
33a4dbdd 1498 struct_sockaddr_storage
a6a4793d 1499 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1500"
1501
1502HAVE_LIST="
1503 $ARCH_EXT_LIST
1504 $(add_suffix _external $ARCH_EXT_LIST)
1505 $(add_suffix _inline $ARCH_EXT_LIST)
1506 $ARCH_FEATURES
1507 $ATOMICS_LIST
1508 $BUILTIN_LIST
1509 $HAVE_LIST_CMDLINE
1510 $HAVE_LIST_PUB
1511 $HEADERS_LIST
1512 $MATH_FUNCS
1513 $SYSTEM_FUNCS
1514 $THREADS_LIST
1515 $TOOLCHAIN_FEATURES
1516 $TYPES_LIST
1517 atomics_native
1518 dos_paths
a61c2115 1519 dxva2_lib
7a650caf
DB
1520 libc_msvcrt
1521 libdc1394_1
1522 libdc1394_2
1523 sdl
b265431e 1524 threads
7671dd7c 1525 vdpau_x11
7671dd7c 1526 xlib
0cb78cef 1527"
44161118 1528
511cf612 1529# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1530CONFIG_EXTRA="
87849592 1531 aandcttables
bfe9f48a 1532 ac3dsp
aa11cb79 1533 audio_frame_queue
8ef33497 1534 cabac
b93b27ed 1535 dsputil
bfe9f48a 1536 gcrypt
478fd534 1537 golomb
9cad0e4e 1538 gplv3
0338c396 1539 h263dsp
478fd534
DB
1540 h264chroma
1541 h264dsp
1542 h264pred
915a2a0a 1543 h264qpel
68d8238c 1544 hpeldsp
478fd534 1545 huffman
0d439fbe 1546 huffyuvdsp
512f3ffe 1547 huffyuvencdsp
dc4d726b 1548 intrax8
9cad0e4e 1549 lgplv3
478fd534 1550 lpc
1e164c0b 1551 mpegaudio
bfe9f48a 1552 mpegaudiodsp
18bbca1f 1553 mpegvideo
ad08dfd5 1554 mpegvideoenc
bfe9f48a 1555 nettle
368f5035 1556 qpeldsp
f704a079 1557 rangecoder
255d9c57 1558 riffdec
3dd5c95d 1559 riffenc
bfe9f48a 1560 rtpdec
5ad2f0bf 1561 rtpenc_chain
bfe9f48a 1562 sinewin
57f09608 1563 tpeldsp
8c53d39e 1564 videodsp
ab9f9876 1565 vp3dsp
b6bb00b0
MR
1566"
1567
520cc7f1 1568CMDLINE_SELECT="
3f5b56e5 1569 $ARCH_EXT_LIST
520cc7f1 1570 $CONFIG_LIST
fd712a55 1571 $HAVE_LIST_CMDLINE
8eee7025 1572 $THREADS_LIST
c8a4ae00 1573 asm
db6107b6 1574 cross_compile
520cc7f1
MR
1575 debug
1576 extra_warnings
8c6afa4d 1577 logging
65d12900 1578 lto
d2bbb2f7 1579 optimizations
520cc7f1 1580"
426be5dc 1581
7caf48e0 1582PATHS_LIST="
d156bede 1583 bindir
14a8acf1 1584 datadir
f4ca970d 1585 docdir
26759c44
MR
1586 incdir
1587 libdir
26759c44
MR
1588 mandir
1589 prefix
1590 shlibdir
7caf48e0 1591"
426be5dc
DB
1592
1593CMDLINE_SET="
1594 $PATHS_LIST
121d78d0 1595 ar
426be5dc 1596 arch
313c46a6 1597 as
426be5dc
DB
1598 build_suffix
1599 cc
1600 cpu
1601 cross_prefix
50567afa 1602 dep_cc
ac63af34 1603 extra_version
9da6609f
MR
1604 host_cc
1605 host_cflags
095792f2 1606 host_ld
9da6609f
MR
1607 host_ldflags
1608 host_libs
82bb3329 1609 host_os
684b28e0 1610 ld
426be5dc 1611 logfile
4ae40685 1612 malloc_prefix
89641463 1613 nm
9cd7b854 1614 optflags
3f8040db 1615 pkg_config
390acbea 1616 pkg_config_flags
154caa67 1617 random_seed
2fad0977 1618 samples
c5200f17
MR
1619 sysinclude
1620 sysroot
a7ada2ba 1621 target_exec
26759c44 1622 target_os
a7ada2ba 1623 target_path
ba13606c 1624 target_samples
aeeb782c 1625 toolchain
426be5dc 1626"
520cc7f1 1627
89f2932b
MR
1628CMDLINE_APPEND="
1629 extra_cflags
4cc4b33f 1630 host_cppflags
89f2932b
MR
1631"
1632
912f3148
DB
1633# code dependency declarations
1634
9eeed841 1635# architecture extensions
808fa33c 1636
a2fc0f6a
MR
1637armv5te_deps="arm"
1638armv6_deps="arm"
ab5cb084 1639armv6t2_deps="arm"
8675bcb0 1640armv8_deps="aarch64"
b7b17ed6
JG
1641neon_deps_any="aarch64 arm"
1642vfp_deps_any="aarch64 arm"
b3267559 1643vfpv3_deps="vfp"
808fa33c 1644
637606de
MR
1645map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1646
808fa33c
MR
1647altivec_deps="ppc"
1648ppc4xx_deps="ppc"
1649
84146963
DB
1650cpunop_deps="i686"
1651x86_64_select="i686"
1652x86_64_suggest="fast_cmov"
50cd43f2 1653
808fa33c
MR
1654amd3dnow_deps="mmx"
1655amd3dnowext_deps="amd3dnow"
fb87e69f 1656i686_deps="x86"
9eeed841 1657mmx_deps="x86"
239fdf1b 1658mmxext_deps="mmx"
50cd43f2
DB
1659sse_deps="mmxext"
1660sse2_deps="sse"
1661sse3_deps="sse2"
1662ssse3_deps="sse3"
1663sse4_deps="ssse3"
1664sse42_deps="sse4"
1665avx_deps="sse42"
10b0161d 1666xop_deps="avx"
1b932eb1 1667fma3_deps="avx"
79687079 1668fma4_deps="avx"
4d6ee072 1669avx2_deps="avx"
9eeed841 1670
43b73d59
DB
1671mmx_external_deps="yasm"
1672mmx_inline_deps="inline_asm"
1673mmx_suggest="mmx_external mmx_inline"
1674
84bf8817 1675for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1676 eval dep=\$${ext}_deps
1677 eval ${ext}_external_deps='"${dep}_external"'
1678 eval ${ext}_inline_deps='"${dep}_inline"'
1679 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1680done
1681
032d4da8
JG
1682aligned_stack_if_any="aarch64 ppc x86"
1683fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1684fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1685fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1686
3e0b1c9a 1687need_memalign="altivec neon sse"
89e053f8 1688
1a5fdf95
DB
1689# system capabilities
1690log2_deps="!libc_msvcrt"
1691
b462d132
MR
1692symver_if_any="symver_asm_label symver_gnu_asm"
1693
8558595a
DB
1694# threading support
1695atomics_gcc_if="sync_val_compare_and_swap"
1696atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1697atomics_win32_if="MemoryBarrier"
1698atomics_native_if_any="$ATOMICS_LIST"
874c751c 1699w32threads_deps="atomics_native"
8558595a
DB
1700threads_if_any="$THREADS_LIST"
1701
26fbcc85 1702# subsystems
dc609252 1703dct_select="rdft"
b93b27ed 1704error_resilience_select="dsputil"
26fbcc85
MR
1705mdct_select="fft"
1706rdft_select="fft"
1e164c0b 1707mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1708mpegaudiodsp_select="dct"
f4fed5a2 1709mpegvideo_select="dsputil hpeldsp videodsp"
368f5035 1710mpegvideoenc_select="dsputil mpegvideo qpeldsp"
26fbcc85 1711
ed40b6bf 1712# decoders / encoders
cfc2a0cf 1713aac_decoder_select="mdct sinewin"
aa11cb79 1714aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1715aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1716ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1717ac3_encoder_select="mdct ac3dsp dsputil"
1718ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1719aic_decoder_select="dsputil golomb"
f4d608e3 1720alac_encoder_select="lpc"
b93b27ed 1721als_decoder_select="dsputil"
b781cc12 1722amrnb_decoder_select="lsp"
2b2a597e 1723amrwb_decoder_select="lsp"
0a36988e 1724amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1725ape_decoder_select="dsputil"
1726asv1_decoder_select="dsputil"
1727asv1_encoder_select="dsputil"
1728asv2_decoder_select="dsputil"
1729asv2_encoder_select="dsputil"
4538729a 1730atrac1_decoder_select="mdct sinewin"
26fbcc85 1731atrac3_decoder_select="mdct"
e6f0bb65 1732atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1733bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1734binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1735binkaudio_rdft_decoder_select="mdct rdft sinewin"
368f5035 1736cavs_decoder_select="dsputil golomb h264chroma qpeldsp videodsp"
b93b27ed 1737cllc_decoder_select="dsputil"
9b500b8f 1738comfortnoise_encoder_select="lpc"
b93b27ed 1739cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1740cscd_decoder_select="lzo"
2eef7c62 1741cscd_decoder_suggest="zlib"
26fbcc85 1742dca_decoder_select="mdct"
b93b27ed
RB
1743dnxhd_decoder_select="dsputil"
1744dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1745dvvideo_decoder_select="dsputil"
1746dvvideo_encoder_select="dsputil"
61c31e4e 1747dxa_decoder_deps="zlib"
baf91bb9 1748eac3_decoder_select="ac3_decoder"
4264a0dd 1749eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1750eamad_decoder_select="aandcttables dsputil mpegvideo"
1751eatgq_decoder_select="aandcttables dsputil"
bbb64356 1752eatqi_decoder_select="aandcttables dsputil error_resilience mpegvideo"
38389058 1753exr_decoder_deps="zlib"
cd832f03
DB
1754ffv1_decoder_select="golomb rangecoder"
1755ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1756ffvhuff_decoder_select="huffyuv_decoder"
1757ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1758fic_decoder_select="golomb"
4f034993 1759flac_decoder_select="golomb"
b93b27ed 1760flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1761flashsv_decoder_deps="zlib"
1762flashsv_encoder_deps="zlib"
1763flashsv2_decoder_deps="zlib"
4414137e 1764flv_decoder_select="h263_decoder"
4d4b4bd1 1765flv_encoder_select="h263_encoder"
b93b27ed
RB
1766fourxm_decoder_select="dsputil"
1767fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1768g2m_decoder_deps="zlib"
1769g2m_decoder_select="dsputil"
c292f6a2 1770h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1771h261_encoder_select="aandcttables mpegvideoenc"
368f5035 1772h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo qpeldsp"
0338c396 1773h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1774h263i_decoder_select="h263_decoder"
fe629c2d 1775h263p_encoder_select="h263_encoder"
8ef33497 1776h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1777h264_decoder_suggest="error_resilience"
8ef33497 1778hevc_decoder_select="cabac dsputil golomb videodsp"
0d439fbe 1779huffyuv_decoder_select="dsputil huffyuvdsp"
512f3ffe 1780huffyuv_encoder_select="dsputil huffman huffyuvencdsp"
34150be5 1781iac_decoder_select="imc_decoder"
b93b27ed 1782imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1783indeo3_decoder_select="hpeldsp"
8071264f 1784interplay_video_decoder_select="hpeldsp"
8e0cf39f 1785jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1786jpegls_encoder_select="golomb"
b93b27ed 1787jv_decoder_select="dsputil"
0d439fbe 1788lagarith_decoder_select="huffyuvdsp"
ad08dfd5 1789ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1790loco_decoder_select="golomb"
b93b27ed 1791mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1792metasound_decoder_select="lsp mdct sinewin"
c1047003 1793mimic_decoder_select="dsputil hpeldsp"
28bc406c 1794mjpeg_decoder_select="dsputil hpeldsp"
6cd76e54 1795mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1796mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1797mlp_decoder_select="mlp_parser"
b93b27ed 1798motionpixels_decoder_select="dsputil"
1e164c0b
DB
1799mp1_decoder_select="mpegaudio"
1800mp1float_decoder_select="mpegaudio"
1801mp2_decoder_select="mpegaudio"
1802mp2float_decoder_select="mpegaudio"
1803mp3_decoder_select="mpegaudio"
1804mp3adu_decoder_select="mpegaudio"
1805mp3adufloat_decoder_select="mpegaudio"
1806mp3float_decoder_select="mpegaudio"
1807mp3on4_decoder_select="mpegaudio"
1808mp3on4float_decoder_select="mpegaudio"
b93b27ed 1809mpc7_decoder_select="dsputil mpegaudiodsp"
88b24064 1810mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1811mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1812mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1813mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1814mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1815mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1816mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1817mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1818mpeg4_encoder_select="h263_encoder"
4414137e 1819msmpeg4v1_decoder_select="h263_decoder"
4414137e 1820msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1821msmpeg4v2_encoder_select="h263_encoder"
4414137e 1822msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1823msmpeg4v3_encoder_select="h263_encoder"
368f5035 1824mss2_decoder_select="error_resilience qpeldsp vc1_decoder"
8e0cf39f 1825mxpeg_decoder_select="mjpeg_decoder"
4538729a 1826nellymoser_decoder_select="mdct sinewin"
aa11cb79 1827nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1828nuv_decoder_select="dsputil lzo"
e2834567 1829on2avc_decoder_select="mdct"
b70d7a4a 1830opus_decoder_deps="avresample"
61c31e4e 1831png_decoder_deps="zlib"
61c31e4e 1832png_encoder_deps="zlib"
512f3ffe 1833png_encoder_select="huffyuvencdsp"
b93b27ed
RB
1834prores_decoder_select="dsputil"
1835prores_encoder_select="dsputil"
b781cc12 1836qcelp_decoder_select="lsp"
c4f5c2d6 1837qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1838ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1839ralf_decoder_select="golomb"
0338c396 1840rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1841rv10_encoder_select="h263_encoder"
0338c396 1842rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1843rv20_encoder_select="h263_encoder"
870add0d
DB
1844rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1845rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1846shorten_decoder_select="golomb"
b781cc12 1847sipr_decoder_select="lsp"
8e0cf39f 1848sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1849svq1_decoder_select="hpeldsp"
1277dc07 1850svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
57f09608 1851svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1852svq3_decoder_suggest="zlib"
b93b27ed 1853tak_decoder_select="dsputil"
4eef77c1 1854theora_decoder_select="vp3_decoder"
7caf48e0 1855thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1856tiff_decoder_suggest="zlib"
1857tiff_encoder_suggest="zlib"
aec09a00 1858truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1859truemotion2_decoder_select="dsputil"
1860truespeech_decoder_select="dsputil"
61c31e4e 1861tscc_decoder_deps="zlib"
4538729a 1862twinvq_decoder_select="mdct lsp sinewin"
b93b27ed 1863utvideo_decoder_select="dsputil"
512f3ffe 1864utvideo_encoder_select="dsputil huffman huffyuvencdsp"
0d439fbe 1865vble_decoder_select="huffyuvdsp"
368f5035 1866vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8 qpeldsp"
45ecda85 1867vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1868vorbis_decoder_select="mdct"
1869vorbis_encoder_select="mdct"
3bd062bf 1870vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1871vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1872vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1873vp6a_decoder_select="vp6_decoder"
1874vp6f_decoder_select="vp6_decoder"
ac4b32df 1875vp7_decoder_select="h264pred videodsp"
8c53d39e 1876vp8_decoder_select="h264pred videodsp"
72ca830f 1877vp9_decoder_select="videodsp"
c4bfa098 1878webp_decoder_select="vp8_decoder"
4538729a
MR
1879wmapro_decoder_select="mdct sinewin"
1880wmav1_decoder_select="mdct sinewin"
1881wmav1_encoder_select="mdct sinewin"
1882wmav2_decoder_select="mdct sinewin"
1883wmav2_encoder_select="mdct sinewin"
1884wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1885wmv1_decoder_select="h263_decoder"
665507aa 1886wmv1_encoder_select="h263_encoder"
dc4d726b 1887wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1888wmv2_encoder_select="h263_encoder"
015f8ee0 1889wmv3_decoder_select="vc1_decoder"
45ecda85 1890wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1891zerocodec_decoder_deps="zlib"
1892zlib_decoder_deps="zlib"
1893zlib_encoder_deps="zlib"
1894zmbv_decoder_deps="zlib"
1895zmbv_encoder_deps="zlib"
30fd06be 1896
ed40b6bf 1897# hardware accelerators
215cdd35 1898dxva2_deps="dxva2api_h"
0afab17e 1899vaapi_deps="va_va_h"
ac3dbb4d 1900vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1901vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1902vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1903
82ca17ac
DB
1904h263_vaapi_hwaccel_deps="vaapi"
1905h263_vaapi_hwaccel_select="h263_decoder"
1906h263_vdpau_hwaccel_deps="vdpau"
1907h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1908h264_dxva2_hwaccel_deps="dxva2"
1909h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1910h264_vaapi_hwaccel_deps="vaapi"
1911h264_vaapi_hwaccel_select="h264_decoder"
1912h264_vda_hwaccel_deps="vda"
1913h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1914h264_vda_old_hwaccel_deps="vda"
1915h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1916h264_vdpau_hwaccel_deps="vdpau"
1917h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1918mpeg1_vdpau_hwaccel_deps="vdpau"
1919mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1920mpeg2_dxva2_hwaccel_deps="dxva2"
1921mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1922mpeg2_vaapi_hwaccel_deps="vaapi"
1923mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1924mpeg2_vdpau_hwaccel_deps="vdpau"
1925mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1926mpeg4_vaapi_hwaccel_deps="vaapi"
1927mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1928mpeg4_vdpau_hwaccel_deps="vdpau"
1929mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1930vc1_dxva2_hwaccel_deps="dxva2"
1931vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1932vc1_vaapi_hwaccel_deps="vaapi"
1933vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1934vc1_vdpau_hwaccel_deps="vdpau"
1935vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1936wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1937wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1938wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1939
28b80940 1940# parsers
fb7127b2 1941h264_parser_select="h264_decoder"
c292f6a2 1942mpegvideo_parser_select="error_resilience mpegvideo"
368f5035 1943mpeg4video_parser_select="error_resilience h263dsp mpegvideo qpeldsp"
06b54e84 1944vc1_parser_select="mpegvideo"
28b80940 1945
912f3148 1946# external libraries
c9171a83 1947libfaac_encoder_deps="libfaac"
aa11cb79 1948libfaac_encoder_select="audio_frame_queue"
4f2b469d 1949libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1950libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1951libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1952libgsm_decoder_deps="libgsm"
1953libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1954libgsm_ms_decoder_deps="libgsm"
1955libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1956libilbc_decoder_deps="libilbc"
1957libilbc_encoder_deps="libilbc"
1cc60c47 1958libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1959libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1960libopencore_amrnb_decoder_deps="libopencore_amrnb"
1961libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1962libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1963libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1964libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1965libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1966libopus_decoder_deps="libopus"
6cb8c854 1967libopus_encoder_deps="libopus"
aa11cb79 1968libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1969libschroedinger_decoder_deps="libschroedinger"
1970libschroedinger_encoder_deps="libschroedinger"
ae14f311 1971libspeex_decoder_deps="libspeex"
b606a017 1972libspeex_encoder_deps="libspeex"
aa11cb79 1973libspeex_encoder_select="audio_frame_queue"
150d2772 1974libtheora_encoder_deps="libtheora"
718907cd 1975libtwolame_encoder_deps="libtwolame"
d89e738a 1976libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1977libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1978libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1979libvorbis_encoder_deps="libvorbis"
aa11cb79 1980libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1981libvpx_vp8_decoder_deps="libvpx"
1982libvpx_vp8_encoder_deps="libvpx"
1983libvpx_vp9_decoder_deps="libvpx"
1984libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1985libwavpack_encoder_deps="libwavpack"
be7c3231 1986libwebp_encoder_deps="libwebp"
1cc60c47 1987libx264_encoder_deps="libx264"
50ea9315 1988libx265_encoder_deps="libx265"
de295976 1989libxavs_encoder_deps="libxavs"
1cc60c47 1990libxvid_encoder_deps="libxvid"
30fd06be 1991
912f3148 1992# demuxers / muxers
c2dd0e9e 1993ac3_demuxer_select="ac3_parser"
255d9c57 1994asf_demuxer_select="riffdec"
3dd5c95d 1995asf_muxer_select="riffenc"
647c2356 1996asf_stream_muxer_select="asf_muxer"
255d9c57 1997avi_demuxer_select="riffdec"
3dd5c95d 1998avi_muxer_select="riffenc"
4e622dea 1999avisynth_demuxer_deps="avisynth"
255d9c57
DB
2000avisynth_demuxer_select="riffdec"
2001caf_demuxer_select="riffdec"
c2dd0e9e 2002dirac_demuxer_select="dirac_parser"
255d9c57 2003dxa_demuxer_select="riffdec"
5b423887 2004eac3_demuxer_select="ac3_parser"
e01fba55 2005f4v_muxer_select="mov_muxer"
c2dd0e9e 2006flac_demuxer_select="flac_parser"
435214a7 2007hds_muxer_select="flv_muxer"
c9031c7c 2008hls_muxer_select="mpegts_muxer"
647c2356 2009ipod_muxer_select="mov_muxer"
31f16dc1 2010ismv_muxer_select="mov_muxer"
647c2356 2011matroska_audio_muxer_select="matroska_muxer"
255d9c57 2012matroska_demuxer_select="riffdec"
2a91ada8 2013matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2014matroska_muxer_select="riffenc"
2015mmf_muxer_select="riffenc"
255d9c57 2016mov_demuxer_select="riffdec"
4e622dea 2017mov_demuxer_suggest="zlib"
3dd5c95d 2018mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2019mp3_demuxer_select="mpegaudio_parser"
647c2356 2020mp4_muxer_select="mov_muxer"
75644335 2021mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2022mpegtsraw_demuxer_select="mpegts_demuxer"
2023mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2024nut_muxer_select="riffenc"
255d9c57 2025nuv_demuxer_select="riffdec"
24ca518b 2026ogg_demuxer_select="golomb"
647c2356 2027psp_muxer_select="mov_muxer"
44594cc7 2028rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2029rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2030rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2031rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2032sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2033sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2034sdp_demuxer_select="rtpdec"
e772f9fa 2035smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2036spdif_muxer_select="aac_parser"
57231e4d 2037tak_demuxer_select="tak_parser"
647c2356
DB
2038tg2_muxer_select="mov_muxer"
2039tgp_muxer_select="mov_muxer"
a7d45e06 2040w64_demuxer_select="wav_demuxer"
255d9c57 2041wav_demuxer_select="riffdec"
3dd5c95d
DB
2042wav_muxer_select="riffenc"
2043webm_muxer_select="riffenc"
255d9c57
DB
2044wtv_demuxer_select="riffdec"
2045xmv_demuxer_select="riffdec"
2046xwma_demuxer_select="riffdec"
4e622dea
SS
2047
2048# indevs / outdevs
38e54a75 2049alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2050alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2051bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2052dv1394_indev_deps="dv1394"
2053dv1394_indev_select="dv_demuxer"
c6f95144 2054fbdev_indev_deps="linux_fb_h"
a3fc62e8 2055jack_indev_deps="jack_jack_h pthreads"
e417d80d 2056libcdio_indev_deps="libcdio"
38e54a75 2057libdc1394_indev_deps="libdc1394"
38e54a75
SS
2058oss_indev_deps_any="soundcard_h sys_soundcard_h"
2059oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2060pulse_indev_deps="libpulse"
15d59d2c
B
2061sndio_indev_deps="sndio_h"
2062sndio_outdev_deps="sndio_h"
38e54a75 2063v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2064vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2065vfwcap_indev_extralibs="-lavicap32"
24f8961f 2066x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2067
912f3148 2068# protocols
acd554c1
SP
2069ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2070ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2071ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2072ffrtmphttp_protocol_deps="!librtmp_protocol"
2073ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2074gopher_protocol_select="network"
279a0c97 2075http_protocol_select="tcp_protocol"
7caf48e0 2076httpproxy_protocol_select="tcp_protocol"
183baead 2077https_protocol_select="tls_protocol"
c3b57d6e
DB
2078librtmp_protocol_deps="librtmp"
2079librtmpe_protocol_deps="librtmp"
2080librtmps_protocol_deps="librtmp"
2081librtmpt_protocol_deps="librtmp"
2082librtmpte_protocol_deps="librtmp"
c60a2d70 2083mmsh_protocol_select="http_protocol"
998c1ee1 2084mmst_protocol_select="network"
c3b57d6e 2085rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2086rtmp_protocol_select="tcp_protocol"
acd554c1 2087rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2088rtmps_protocol_deps="!librtmp_protocol"
2089rtmps_protocol_select="tls_protocol"
775c4d36 2090rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2091rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2092rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2093rtp_protocol_select="udp_protocol"
998c1ee1
DB
2094sctp_protocol_deps="struct_sctp_event_subscribe"
2095sctp_protocol_select="network"
0eecafc9 2096srtp_protocol_select="rtp_protocol"
998c1ee1 2097tcp_protocol_select="network"
558d192d
MS
2098tls_protocol_deps_any="openssl gnutls"
2099tls_protocol_select="tcp_protocol"
998c1ee1 2100udp_protocol_select="network"
60538758
LB
2101unix_protocol_deps="sys_un_h"
2102unix_protocol_select="network"
c08fb000 2103
6ebf0bfc 2104# filters
13fabd7a 2105blackframe_filter_deps="gpl"
ce6b6ef6 2106boxblur_filter_deps="gpl"
1c0210c7 2107bs2b_filter_deps="libbs2b"
68b79bfc 2108cropdetect_filter_deps="gpl"
b157be1f 2109delogo_filter_deps="gpl"
a5b64584 2110drawtext_filter_deps="libfreetype"
61b323ce 2111frei0r_filter_deps="frei0r dlopen"
cfec77aa 2112frei0r_filter_extralibs='$ldl'
61b323ce 2113frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2114frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2115hqdn3d_filter_deps="gpl"
3fce1367 2116interlace_filter_deps="gpl"
cf69ad35 2117ocv_filter_deps="libopencv"
7caf48e0 2118resample_filter_deps="avresample"
2f296e39 2119scale_filter_deps="swscale"
6ebf0bfc 2120
ab81f24a 2121# examples
b339182e 2122avcodec_example_deps="avcodec avutil"
e7dfaf16 2123filter_audio_example_deps="avfilter avutil"
b339182e 2124metadata_example_deps="avformat avutil"
ab81f24a 2125output_example_deps="avcodec avformat avutil swscale"
10421bcf 2126transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2127
44951174 2128# libraries, in linking order
d89f2fa9 2129avcodec_deps="avutil"
44951174 2130avdevice_deps="avformat avcodec avutil"
d89f2fa9 2131avfilter_deps="avutil"
44951174 2132avformat_deps="avcodec avutil"
d89f2fa9
DB
2133avresample_deps="avutil"
2134swscale_deps="avutil"
f7679c54 2135
912f3148 2136# programs
54fd593a 2137avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2138avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2139 fps_filter null_filter resample_filter scale_filter
bce70f81 2140 setpts_filter trim_filter"
d173ede1 2141avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2142avplay_libs='$sdl_libs'
266463da 2143avplay_select="rdft"
9e12f0bf 2144avprobe_deps="avcodec avformat"
406e6c0b
DB
2145avserver_deps="avformat fork !shared"
2146avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2147
4da3f410 2148# documentation
92f0abb2 2149pod2man_deps="doc"
4da3f410
DB
2150texi2html_deps="doc"
2151
de6d9b64 2152# default parameters
8a608357 2153
19bd477d 2154logfile="config.log"
8a608357
MR
2155
2156# installation paths
c9d19248
MR
2157prefix_default="/usr/local"
2158bindir_default='${prefix}/bin'
6291d7e4 2159datadir_default='${prefix}/share/avconv'
f4ca970d 2160docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2161incdir_default='${prefix}/include'
2162libdir_default='${prefix}/lib'
2163mandir_default='${prefix}/share/man'
2164shlibdir_default="$libdir_default"
8a608357
MR
2165
2166# toolchain
121d78d0 2167ar_default="ar"
13c7df3d 2168cc_default="gcc"
9da6609f 2169host_cc_default="gcc"
4ebc6a74 2170cp_f="cp -f"
b58b00ae 2171ln_s="ln -s -f"
2a8a860a 2172nm_default="nm -g"
11e6d03a 2173objformat="elf"
3f8040db 2174pkg_config_default=pkg-config
be7109c1 2175ranlib="ranlib"
e52567c2 2176strip="strip"
11e6d03a 2177yasmexe="yasm"
8a608357 2178
3e0b1c9a 2179nogas=":"
8182dc34 2180
8a608357 2181# machine
8d4c00ed 2182arch_default=$(uname -m)
38d0a8aa 2183cpu="generic"
8a608357 2184
8a608357 2185# OS
8d4c00ed
MR
2186target_os_default=$(tolower $(uname -s))
2187host_os=$target_os_default
8a608357 2188
8a608357 2189# configurable options
ab81f24a 2190enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2191
3e0b1c9a
DB
2192enable asm
2193enable debug
2194enable doc
8400d6b8 2195enable optimizations
8cfbbd92 2196enable safe_bitstream_reader
530dc538 2197enable static
a9ddb5b1 2198enable swscale_alpha
8a608357 2199
2e2ec667
DB
2200# By default, enable only those hwaccels that have no external dependencies.
2201enable dxva2 vdpau
2202
8a608357 2203# build settings
9987769a 2204SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2205LIBPREF="lib"
2206LIBSUF=".a"
c5f14466
RP
2207FULLNAME='$(NAME)$(BUILDSUF)'
2208LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2209SLIBPREF="lib"
2210SLIBSUF=".so"
c5f14466 2211SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2212SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2213SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2214LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2215SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2216SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2217
68485d1f
MR
2218asflags_filter=echo
2219cflags_filter=echo
64933b6c
MR
2220ldflags_filter=echo
2221
23565c26 2222AS_C='-c'
bc877faf 2223AS_O='-o $@'
23565c26 2224CC_C='-c'
18031c49 2225CC_E='-E -o $@'
7e6c86e6 2226CC_O='-o $@'
a758c5e2 2227LD_O='-o $@'
8db73c61
MR
2228LD_LIB='-l%'
2229LD_PATH='-L'
23565c26 2230HOSTCC_C='-c'
27565164 2231HOSTCC_E='-E -o $@'
a758c5e2 2232HOSTCC_O='-o $@'
095792f2 2233HOSTLD_O='-o $@'
7e6c86e6 2234
9da6609f 2235host_libs='-lm'
6c3fa06a
MR
2236host_cflags_filter=echo
2237host_ldflags_filter=echo
9da6609f 2238
9b861379 2239target_path='$(CURDIR)'
a7ada2ba 2240
a158446b
MR
2241# since the object filename is not given with the -MM flag, the compiler
2242# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2243DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2244DEPFLAGS='-MM'
315c741d 2245
c597172e 2246# find source path
24524f36 2247if test -f configure; then
f038cf3c 2248 source_path=.
c597172e 2249else
8477f2de 2250 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2251 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2252 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2253 test -e "$source_path/config.h" &&
2254 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2255fi
2256
13cbe2c0 2257for v in "$@"; do
b04251c5
MR
2258 r=${v#*=}
2259 l=${v%"$r"}
2260 r=$(sh_quote "$r")
29ba0911 2261 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2262done
c597172e 2263
73ef8980
MR
2264find_things(){
2265 thing=$1
2266 pattern=$2
2267 file=$source_path/$3
932ccf39 2268 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2269}
2270
2271ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2272DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2273HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2274PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2275BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2276MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2277DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2278OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2279INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2280PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2281FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2282
54e75be4
DB
2283ALL_COMPONENTS="
2284 $BSF_LIST
2285 $DECODER_LIST
2286 $DEMUXER_LIST
2287 $ENCODER_LIST
2288 $FILTER_LIST
2289 $HWACCEL_LIST
2290 $INDEV_LIST
2291 $MUXER_LIST
2292 $OUTDEV_LIST
2293 $PARSER_LIST
2294 $PROTOCOL_LIST
2295"
2296
8469ae22
MR
2297for n in $COMPONENT_LIST; do
2298 v=$(toupper ${n%s})_LIST
2299 eval enable \$$v
2300 eval ${n}_if_any="\$$v"
2301done
2302
206a070d 2303enable $ARCH_EXT_LIST
c597172e
MR
2304
2305die_unknown(){
2306 echo "Unknown option \"$1\"."
2307 echo "See $0 --help for available options."
2308 exit 1
2309}
2310
7432e872
DB
2311print_3_columns() {
2312 cat | tr ' ' '\n' | sort | pr -r -3 -t
2313}
2314
794f8e97 2315show_list() {
bf0c4afa
RP
2316 suffix=_$1
2317 shift
7432e872 2318 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2319 exit 0
2320}
2321
154caa67
MR
2322rand_list(){
2323 IFS=', '
2324 set -- $*
2325 unset IFS
2326 for thing; do
2327 comp=${thing%:*}
2328 prob=${thing#$comp}
2329 prob=${prob#:}
2330 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2331 echo "prob ${prob:-0.5}"
2332 printf '%s\n' $comp
2333 done
2334}
2335
2336do_random(){
2337 action=$1
2338 shift
2339 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2340 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2341}
2342
c597172e 2343for opt do
7483e694
DB
2344 optval="${opt#*=}"
2345 case "$opt" in
ea061af1
DB
2346 --extra-ldflags=*)
2347 add_ldflags $optval
7e9e7cc2 2348 ;;
ea061af1
DB
2349 --extra-libs=*)
2350 add_extralibs $optval
7e9e7cc2 2351 ;;
ea061af1
DB
2352 --disable-devices)
2353 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2354 ;;
ea061af1
DB
2355 --enable-debug=*)
2356 debuglevel="$optval"
7e9e7cc2
MR
2357 ;;
2358 --disable-programs)
2359 disable $PROGRAM_LIST
2360 ;;
2361 --disable-everything)
2362 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2363 ;;
844c6852
DB
2364 --disable-all)
2365 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2366 disable $LIBRARY_LIST $PROGRAM_LIST doc
2367 ;;
7e9e7cc2
MR
2368 --enable-random|--disable-random)
2369 action=${opt%%-random}
2370 do_random ${action#--} $COMPONENT_LIST
2371 ;;
2372 --enable-random=*|--disable-random=*)
2373 action=${opt%%-random=*}
2374 do_random ${action#--} $optval
2375 ;;
2376 --enable-*=*|--disable-*=*)
2377 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2378 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2379 eval list=\$$(toupper $thing)_LIST
2380 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2381 $action $(filter "$name" $list)
2382 ;;
2383 --enable-?*|--disable-?*)
2384 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2385 if is_in $option $COMPONENT_LIST; then
2386 test $action = disable && action=unset
2387 eval $action \$$(toupper ${option%s})_LIST
2388 elif is_in $option $CMDLINE_SELECT; then
2389 $action $option
2390 else
2391 die_unknown $opt
2392 fi
2393 ;;
2394 --list-*)
2395 NAME="${opt#--list-}"
2396 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2397 NAME=${NAME%s}
2398 eval show_list $NAME \$$(toupper $NAME)_LIST
2399 ;;
2400 --help|-h) show_help
2401 ;;
2402 *)
2403 optname="${opt%%=*}"
2404 optname="${optname#--}"
2405 optname=$(echo "$optname" | sed 's/-/_/g')
2406 if is_in $optname $CMDLINE_SET; then
2407 eval $optname='$optval'
2408 elif is_in $optname $CMDLINE_APPEND; then
2409 append $optname "$optval"
2410 else
2411 die_unknown $opt
2412 fi
2413 ;;
7483e694 2414 esac
c597172e
MR
2415done
2416
bcea99bb
MR
2417disabled logging && logfile=/dev/null
2418
29ba0911 2419echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2420set >> $logfile
2421
9da6609f
MR
2422test -n "$cross_prefix" && enable cross_compile
2423
8d4c00ed
MR
2424if enabled cross_compile; then
2425 test -n "$arch" && test -n "$target_os" ||
2426 die "Must specify target arch and OS when cross-compiling"
2427fi
2428
121d78d0 2429ar_default="${cross_prefix}${ar_default}"
11e6d03a 2430cc_default="${cross_prefix}${cc_default}"
20e0ed95 2431nm_default="${cross_prefix}${nm_default}"
3f8040db 2432pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2433ranlib="${cross_prefix}${ranlib}"
e52567c2 2434strip="${cross_prefix}${strip}"
adb2b908 2435
c5200f17
MR
2436sysinclude_default="${sysroot}/usr/include"
2437
aeeb782c 2438case "$toolchain" in
0fbb62a8
LB
2439 clang-asan)
2440 cc_default="clang"
19f251a2
LB
2441 add_cflags -fsanitize=address
2442 add_ldflags -fsanitize=address
0fbb62a8
LB
2443 ;;
2444 clang-tsan)
2445 cc_default="clang"
19f251a2
LB
2446 add_cflags -fsanitize=thread -pie
2447 add_ldflags -fsanitize=thread -pie
0fbb62a8 2448 ;;
d6a27f88
LB
2449 clang-usan)
2450 cc_default="clang"
4d25c2bc 2451 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2452 add_ldflags -fsanitize=undefined
2453 ;;
0ba49d28
LB
2454 gcc-asan)
2455 cc_default="gcc"
2456 add_cflags -fsanitize=address
2457 add_ldflags -fsanitize=address
2458 ;;
2459 gcc-tsan)
2460 cc_default="gcc"
2461 add_cflags -fsanitize=thread -pie -fPIC
2462 add_ldflags -fsanitize=thread -pie -fPIC
2463 ;;
d6a27f88
LB
2464 gcc-usan)
2465 cc_default="gcc"
2466 add_cflags -fsanitize=undefined
2467 add_ldflags -fsanitize=undefined
2468 ;;
edfe609f
LB
2469 valgrind-massif)
2470 target_exec_default="valgrind"
2471 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2472 ;;
b1ee8eec
RT
2473 valgrind-memcheck)
2474 target_exec_default="valgrind"
2475 target_exec_args="--track-origins=yes --leak-check=full"
2476 ;;
aeeb782c 2477 msvc)
16381923
MS
2478 # Check whether the current MSVC version needs the C99 converter.
2479 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2480 # support enough of C99 to build libav. Default to the new
16381923
MS
2481 # behaviour if the regexp was unable to match anything, since this
2482 # successfully parses the version number of existing supported
2483 # versions that require the converter (MSVC 2010 and 2012).
2484 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2485 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2486 cc_default="cl"
16381923
MS
2487 else
2488 cc_default="c99wrap cl"
2489 fi
ea9f7173 2490 ld_default="link"
aeeb782c 2491 nm_default="dumpbin -symbols"
ac3a9b51 2492 ar_default="lib"
53e8cd68 2493 target_os_default="win32"
ea9f7173
MS
2494 # Use a relative path for TMPDIR. This makes sure all the
2495 # ffconf temp files are written with a relative path, avoiding
2496 # issues with msys/win32 path conversion for MSVC parameters
2497 # such as -Fo<file> or -out:<file>.
2498 TMPDIR=.
aeeb782c 2499 ;;
322e4194 2500 icl)
ea9f7173
MS
2501 cc_default="icl"
2502 ld_default="xilink"
322e4194
AS
2503 nm_default="dumpbin -symbols"
2504 ar_default="xilib"
2505 target_os_default="win32"
ea9f7173 2506 TMPDIR=.
322e4194 2507 ;;
a862c7d3
RT
2508 gcov)
2509 add_cflags -fprofile-arcs -ftest-coverage
2510 add_ldflags -fprofile-arcs -ftest-coverage
2511 ;;
e7891305 2512 hardened)
7caf48e0 2513 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2514 add_ldflags -Wl,-z,relro -Wl,-z,now
2515 ;;
aeeb782c
MR
2516 ?*)
2517 die "Unknown toolchain $toolchain"
2518 ;;
2519esac
2520
b1ee8eec 2521set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2522enabled cross_compile || host_cc_default=$cc
2523set_default host_cc
13c7df3d 2524
762f95e4
MR
2525if ! $pkg_config --version >/dev/null 2>&1; then
2526 warn "$pkg_config not found, library detection may fail."
2527 pkg_config=false
2528fi
2529
82bb3329
MR
2530exesuf() {
2531 case $1 in
53e8cd68 2532 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2533 esac
2534}
2535
2536EXESUF=$(exesuf $target_os)
2537HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2538
e4e69e0b 2539# set temporary file name
a49d42c2 2540: ${TMPDIR:=$TEMPDIR}
c51fafa1 2541: ${TMPDIR:=$TMP}
a49d42c2 2542: ${TMPDIR:=/tmp}
e4e69e0b 2543
a210bce2 2544if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2545 # simple replacement for missing mktemp
2546 # NOT SAFE FOR GENERAL USE
2547 mktemp(){
09a5c245 2548 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2549 }
2550fi
2551
2552tmpfile(){
2553 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2554 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2555 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2556 append TMPFILES $tmp
2557 eval $1=$tmp
2558}
2559
2560trap 'rm -f -- $TMPFILES' EXIT
54460a83 2561
55127e7b 2562tmpfile TMPASM .asm
3e0b1c9a
DB
2563tmpfile TMPC .c
2564tmpfile TMPE $EXESUF
2565tmpfile TMPH .h
2566tmpfile TMPO .o
2567tmpfile TMPS .S
2568tmpfile TMPSH .sh
2569tmpfile TMPV .ver
54460a83
MR
2570
2571unset -f mktemp
e4e69e0b 2572
fb3c4ffc
MR
2573chmod +x $TMPE
2574
993f2d0f
MR
2575# make sure we can execute files in $TMPDIR
2576cat > $TMPSH 2>> $logfile <<EOF
2577#! /bin/sh
2578EOF
2579chmod +x $TMPSH >> $logfile 2>&1
2580if ! $TMPSH >> $logfile 2>&1; then
2581 cat <<EOF
2582Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2583variable to another directory and make sure that it is not mounted noexec.
2584EOF
2585 die "Sanity test failed."
2586fi
993f2d0f 2587
457cc333
MR
2588ccc_flags(){
2589 for flag; do
2590 case $flag in
2591 -std=c99) echo -c99 ;;
2592 -mcpu=*) echo -arch ${flag#*=} ;;
2593 -mieee) echo -ieee ;;
2594 -O*|-fast) echo $flag ;;
2595 -fno-math-errno) echo -assume nomath_errno ;;
2596 -g) echo -g3 ;;
2597 -Wall) echo -msg_enable level2 ;;
2598 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2599 -Wl,*) echo $flag ;;
2600 -f*|-W*) ;;
2601 *) echo $flag ;;
2602 esac
2603 done
2604}
2605
e5d45e02
LB
2606cparser_flags(){
2607 for flag; do
2608 case $flag in
2609 -Wno-switch) echo -Wno-switch-enum ;;
2610 -Wno-format-zero-length) ;;
2611 -Wdisabled-optimization) ;;
2612 -Wno-pointer-sign) echo -Wno-other ;;
2613 *) echo $flag ;;
2614 esac
2615 done
2616}
2617
14fb9d3d 2618msvc_common_flags(){
dfa559bc
RB
2619 for flag; do
2620 case $flag in
14fb9d3d
AS
2621 # In addition to specifying certain flags under the compiler
2622 # specific filters, they must be specified here as well or else the
2623 # generic catch all at the bottom will print the original flag.
2624 -Wall) ;;
2625 -std=c99) ;;
2626 # Common flags
9f4a16c5 2627 -fomit-frame-pointer) ;;
dfa559bc 2628 -g) echo -Z7 ;;
dfa559bc
RB
2629 -fno-math-errno) ;;
2630 -fno-common) ;;
2631 -fno-signed-zeros) ;;
50640977 2632 -fPIC) ;;
9f30fb5a
MS
2633 -mthumb) ;;
2634 -march=*) ;;
dfa559bc 2635 -lz) echo zlib.lib ;;
bd680c7b
DB
2636 -lavifil32) echo vfw32.lib ;;
2637 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2638 -l*) echo ${flag#-l}.lib ;;
2639 *) echo $flag ;;
2640 esac
2641 done
2642}
2643
14fb9d3d
AS
2644msvc_flags(){
2645 msvc_common_flags "$@"
2646 for flag; do
2647 case $flag in
ace87c19 2648 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2649 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2650 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2651 -wd4273 ;;
14fb9d3d
AS
2652 esac
2653 done
2654}
2655
2656icl_flags(){
2657 msvc_common_flags "$@"
2658 for flag; do
2659 case $flag in
2660 # Despite what Intel's documentation says -Wall, which is supported
2661 # on Windows, does enable remarks so disable them here.
2662 -Wall) echo $flag -Qdiag-disable:remark ;;
2663 -std=c99) echo -Qstd=c99 ;;
2664 esac
2665 done
2666}
2667
d0c6d424
MR
2668pgi_flags(){
2669 for flag; do
2670 case $flag in
643933f5 2671 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2672 -fomit-frame-pointer) echo -Mnoframe ;;
2673 -g) echo -gopt ;;
2674 *) echo $flag ;;
2675 esac
2676 done
2677}
2678
2679suncc_flags(){
2680 for flag; do
2681 case $flag in
2682 -march=*|-mcpu=*)
2683 case "${flag#*=}" in
2684 native) echo -xtarget=native ;;
2685 v9|niagara) echo -xarch=sparc ;;
2686 ultrasparc) echo -xarch=sparcvis ;;
2687 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2688 i586|pentium) echo -xchip=pentium ;;
2689 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2690 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2691 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2692 pentium4*) echo -xtarget=pentium4 ;;
2693 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2694 *-sse3) echo -xarch=sse3 ;;
2695 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2696 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2697 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2698 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2699 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2700 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2701 echo -xarch=sse2a ;;
2702 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2703 esac
2704 ;;
2705 -std=c99) echo -xc99 ;;
2706 -fomit-frame-pointer) echo -xregs=frameptr ;;
2707 -fPIC) echo -KPIC -xcode=pic32 ;;
2708 -W*,*) echo $flag ;;
5e753ed5
SM
2709 -f*-*|-W*|-mimpure-text) ;;
2710 -shared) echo -G ;;
d0c6d424
MR
2711 *) echo $flag ;;
2712 esac
2713 done
2714}
2715
2716tms470_flags(){
2717 for flag; do
2718 case $flag in
2719 -march=*|-mcpu=*)
2720 case "${flag#*=}" in
2721 armv7-a|cortex-a*) echo -mv=7a8 ;;
2722 armv7-r|cortex-r*) echo -mv=7r4 ;;
2723 armv7-m|cortex-m*) echo -mv=7m3 ;;
2724 armv6*|arm11*) echo -mv=6 ;;
2725 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2726 echo -mv=5e ;;
2727 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2728 esac
2729 ;;
2730 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2731 -mfpu=vfp) echo --float_support=vfpv2 ;;
2732 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2733 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2734 -msoft-float) echo --float_support=vfplib ;;
2735 -O[0-3]|-mf=*) echo $flag ;;
2736 -g) echo -g -mn ;;
2737 -pds=*) echo $flag ;;
ad93dccb
MR
2738 -D*|-I*) echo $flag ;;
2739 --gcc|--abi=*) echo $flag ;;
2740 -me) echo $flag ;;
d0c6d424
MR
2741 esac
2742 done
2743}
2744
a758c5e2
MR
2745probe_cc(){
2746 pfx=$1
2747 _cc=$2
2748
8db73c61
MR
2749 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2750 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2751 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2752 _flags_filter=echo
2753
2754 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2755 _type=llvm_gcc
2756 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2757 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2758 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2759 _cflags_speed='-O3'
2760 _cflags_size='-Os'
2761 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2762 _type=gcc
2763 gcc_version=$($_cc --version | head -n1)
2764 gcc_basever=$($_cc -dumpversion)
2765 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2766 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2767 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2768 if ! $_cc -dumpversion | grep -q '^2\.'; then
2769 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2770 fi
2771 _cflags_speed='-O3'
2772 _cflags_size='-Os'
b2d688ea 2773 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2774 _type=icc
2775 _ident=$($_cc --version | head -n1)
2776 _depflags='-MMD'
2777 _cflags_speed='-O3'
2778 _cflags_size='-Os'
2779 _cflags_noopt='-O1'
2780 elif $_cc -v 2>&1 | grep -q xlc; then
2781 _type=xlc
2782 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2783 _cflags_speed='-O5'
2784 _cflags_size='-O5 -qcompact'
2785 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2786 _type=ccc
2787 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2788 _DEPFLAGS='-M'
a758c5e2
MR
2789 _cflags_speed='-fast'
2790 _cflags_size='-O1'
457cc333 2791 _flags_filter=ccc_flags
4936ef64 2792 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2793 test -d "$sysroot" || die "No valid sysroot specified."
2794 _type=armcc
4936ef64 2795 _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
a758c5e2
MR
2796 armcc_conf="$PWD/armcc.conf"
2797 $_cc --arm_linux_configure \
2798 --arm_linux_config_file="$armcc_conf" \
2799 --configure_sysroot="$sysroot" \
2800 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2801 die "Error creating armcc configuration file."
2802 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2803 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2804 as_default="${cross_prefix}gcc"
2805 _depflags='-MMD'
2806 _cflags_speed='-O3'
2807 _cflags_size='-Os'
0122118e 2808 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2809 _type=tms470
2810 _ident=$($_cc -version | head -n1 | tr -s ' ')
2811 _flags='--gcc --abi=eabi -me'
18031c49 2812 _cc_e='-ppl -fe=$@'
a758c5e2 2813 _cc_o='-fe=$@'
a758c5e2
MR
2814 _depflags='-ppa -ppd=$(@:.o=.d)'
2815 _cflags_speed='-O3 -mf=5'
2816 _cflags_size='-O3 -mf=2'
2817 _flags_filter=tms470_flags
2818 elif $_cc -v 2>&1 | grep -q clang; then
2819 _type=clang
2820 _ident=$($_cc --version | head -n1)
9e057f53 2821 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2822 _cflags_speed='-O3'
2823 _cflags_size='-Os'
2824 elif $_cc -V 2>&1 | grep -q Sun; then
2825 _type=suncc
2826 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2827 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2828 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2829 _ldflags='-std=c99'
2830 _cflags_speed='-O5'
2831 _cflags_size='-O5 -xspace'
2832 _flags_filter=suncc_flags
2833 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2834 _type=pathscale
2835 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2836 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2837 _cflags_speed='-O2'
2838 _cflags_size='-Os'
2839 _flags_filter='filter_out -Wdisabled-optimization'
2840 elif $_cc -v 2>&1 | grep -q Open64; then
2841 _type=open64
2842 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2843 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2844 _cflags_speed='-O2'
2845 _cflags_size='-Os'
2846 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2847 elif $_cc -V 2>&1 | grep -q Portland; then
2848 _type=pgi
2849 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2850 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2851 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2852 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2853 _cflags_noopt="-O1"
2854 _flags_filter=pgi_flags
dfa559bc
RB
2855 elif $_cc 2>&1 | grep -q Microsoft; then
2856 _type=msvc
2857 _ident=$($cc 2>&1 | head -n1)
2858 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2859 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2860 _cflags_speed="-O2"
2861 _cflags_size="-O1"
dfa559bc 2862 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2863 _ld_o='-out:$@'
dfa559bc
RB
2864 else
2865 _ld_o='-Fe$@'
2866 fi
ea9f7173
MS
2867 _cc_o='-Fo$@'
2868 _cc_e='-P -Fi$@'
dfa559bc
RB
2869 _flags_filter=msvc_flags
2870 _ld_lib='lib%.a'
2871 _ld_path='-libpath:'
2872 _flags='-nologo'
09f2581d 2873 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2874 if [ $pfx = hostcc ]; then
6a0200f2 2875 append _cflags -Dsnprintf=_snprintf
dfa559bc 2876 fi
322e4194
AS
2877 elif $_cc 2>&1 | grep -q Intel; then
2878 _type=icl
2879 _ident=$($cc 2>&1 | head -n1)
2880 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2881 # Not only is O3 broken on 13.x+ but it is slower on all previous
2882 # versions (tested) as well.
322e4194
AS
2883 _cflags_speed="-O2"
2884 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2885 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2886 _ld_o='-out:$@'
322e4194
AS
2887 else
2888 _ld_o='-Fe$@'
2889 fi
ea9f7173 2890 _cc_o='-Fo$@'
322e4194 2891 _cc_e='-P'
14fb9d3d 2892 _flags_filter=icl_flags
322e4194
AS
2893 _ld_lib='lib%.a'
2894 _ld_path='-libpath:'
ace87c19 2895 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2896 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2897 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2898 # with MSVC which enables it by default.
e0d6e2fc 2899 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2900 if [ $pfx = hostcc ]; then
2901 append _cflags -Dsnprintf=_snprintf
2902 fi
e5d45e02
LB
2903 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2904 _type=cparser
2905 _ident=$($_cc --version | head -n1)
2906 _depflags='-MMD'
2907 _cflags_speed='-O4'
2908 _cflags_size='-O2'
2909 _flags_filter=cparser_flags
aef6bd1b 2910 fi
a758c5e2
MR
2911
2912 eval ${pfx}_type=\$_type
2913 eval ${pfx}_ident=\$_ident
2914}
2915
2916set_ccvars(){
23565c26 2917 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2918 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2919 eval ${1}_O=\${_cc_o-\${${1}_O}}
2920
2921 if [ -n "$_depflags" ]; then
2922 eval ${1}_DEPFLAGS=\$_depflags
2923 else
2924 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2925 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2926 eval DEP${1}FLAGS=\$_flags
2927 fi
2928}
2929
2930probe_cc cc "$cc"
2931cflags_filter=$_flags_filter
2932cflags_speed=$_cflags_speed
2933cflags_size=$_cflags_size
2934cflags_noopt=$_cflags_noopt
2935add_cflags $_flags $_cflags
2936cc_ldflags=$_ldflags
2937set_ccvars CC
2938
2939probe_cc hostcc "$host_cc"
2940host_cflags_filter=$_flags_filter
a758c5e2 2941add_host_cflags $_flags $_cflags
a758c5e2 2942set_ccvars HOSTCC
629687f6 2943
851ffa80
MR
2944test -n "$cc_type" && enable $cc_type ||
2945 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2946
75bafbac 2947: ${as_default:=$cc}
50567afa 2948: ${dep_cc_default:=$cc}
684b28e0 2949: ${ld_default:=$cc}
095792f2
MR
2950: ${host_ld_default:=$host_cc}
2951set_default ar as dep_cc ld host_ld
75800dce 2952
a758c5e2
MR
2953probe_cc as "$as"
2954asflags_filter=$_flags_filter
2955add_asflags $_flags $_cflags
2956set_ccvars AS
2957
2958probe_cc ld "$ld"
2959ldflags_filter=$_flags_filter
2960add_ldflags $_flags $_ldflags
2961test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2962LD_O=${_ld_o-$LD_O}
8db73c61
MR
2963LD_LIB=${_ld_lib-$LD_LIB}
2964LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2965
095792f2
MR
2966probe_cc hostld "$host_ld"
2967host_ldflags_filter=$_flags_filter
2968add_host_ldflags $_flags $_ldflags
2969HOSTLD_O=${_ld_o-$HOSTLD_O}
2970
a758c5e2
MR
2971if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2972 probe_cc depcc "$dep_cc"
2973 CCDEP=${_DEPCMD:-$DEPCMD}
2974 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2975 DEPCCFLAGS=$_flags
2976fi
07dec06e 2977
3dbc777c
MR
2978if $ar 2>&1 | grep -q Microsoft; then
2979 arflags="-nologo"
2980 ar_o='-out:$@'
2981elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2982 arflags="rq"
2983 ar_o='$@'
4822ee3c
DB
2984elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2985 arflags='-Xany -r -c'
2986 ar_o='$@'
3dbc777c
MR
2987else
2988 arflags="rc"
2989 ar_o='$@'
2990fi
2991
7f32f40c 2992add_cflags $extra_cflags
2f2e6c7c 2993add_asflags $extra_cflags
7f32f40c 2994
154d432c
MR
2995if test -n "$sysroot"; then
2996 case "$cc_type" in
00ba041c 2997 gcc|llvm_gcc|clang)
467256f2 2998 add_cppflags --sysroot="$sysroot"
154d432c
MR
2999 add_ldflags --sysroot="$sysroot"
3000 ;;
6fec122a
MR
3001 tms470)
3002 add_cppflags -I"$sysinclude"
3003 add_ldflags --sysroot="$sysroot"
3004 ;;
154d432c
MR
3005 esac
3006fi
3007
d22c13a8 3008if test "$cpu" = host; then
ace87c19
DB
3009 enabled cross_compile &&
3010 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3011
3012 case "$cc_type" in
613a4e3f 3013 gcc|llvm_gcc)
d22c13a8
MR
3014 check_native(){
3015 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3016 sed -n "/cc1.*$1=/{
27ce1be8
MR
3017 s/.*$1=\\([^ ]*\\).*/\\1/
3018 p
3019 q
3020 }" $TMPE
d22c13a8
MR
3021 }
3022 cpu=$(check_native -march || check_native -mcpu)
3023 ;;
3024 esac
3025
ace87c19
DB
3026 test "${cpu:-host}" = host &&
3027 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3028fi
3029
e939cedd
MR
3030# Deal with common $arch aliases
3031case "$arch" in
5873b623
MR
3032 aarch64|arm64)
3033 arch="aarch64"
3034 ;;
e939cedd
MR
3035 arm*)
3036 arch="arm"
3037 ;;
2acda282 3038 mips*|IP*)
e939cedd
MR
3039 arch="mips"
3040 ;;
a6e9d649 3041 parisc*|hppa*)
e939cedd
MR
3042 arch="parisc"
3043 ;;
56203596 3044 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3045 arch="ppc"
3046 ;;
e939cedd
MR
3047 s390|s390x)
3048 arch="s390"
3049 ;;
3050 sh4|sh)
3051 arch="sh4"
3052 ;;
4cd217c0 3053 sun4u|sparc*)
e939cedd 3054 arch="sparc"
e939cedd 3055 ;;
c75848cd
DB
3056 tilegx|tile-gx)
3057 arch="tilegx"
3058 ;;
d33ed7b3 3059 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3060 arch="x86"
3061 ;;
3062esac
3063
851ffa80 3064is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3065enable $arch
e939cedd 3066
df5cdc24 3067# Add processor-specific flags
9ebd45c2 3068if enabled aarch64; then
33db40f8
MR
3069
3070 case $cpu in
3071 armv*)
3072 cpuflags="-march=$cpu"
3073 ;;
3074 *)
3075 cpuflags="-mcpu=$cpu"
3076 ;;
3077 esac
3078
3079elif enabled alpha; then
3080
3081 cpuflags="-mcpu=$cpu"
3082
3083elif enabled arm; then
3084
1234c66a
MR
3085 check_arm_arch() {
3086 check_cpp_condition stddef.h \
3087 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3088 $cpuflags
3089 }
3090
3091 probe_arm_arch() {
3092 if check_arm_arch 4; then echo armv4;
3093 elif check_arm_arch 4T; then echo armv4t;
3094 elif check_arm_arch 5; then echo armv5;
3095 elif check_arm_arch 5E; then echo armv5e;
3096 elif check_arm_arch 5T; then echo armv5t;
3097 elif check_arm_arch 5TE; then echo armv5te;
3098 elif check_arm_arch 5TEJ; then echo armv5te;
3099 elif check_arm_arch 6; then echo armv6;
3100 elif check_arm_arch 6J; then echo armv6j;
3101 elif check_arm_arch 6K; then echo armv6k;
3102 elif check_arm_arch 6Z; then echo armv6z;
3103 elif check_arm_arch 6ZK; then echo armv6zk;
3104 elif check_arm_arch 6T2; then echo armv6t2;
3105 elif check_arm_arch 7; then echo armv7;
3106 elif check_arm_arch 7A 7_A; then echo armv7-a;
3107 elif check_arm_arch 7R 7_R; then echo armv7-r;
3108 elif check_arm_arch 7M 7_M; then echo armv7-m;
3109 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3110 elif check_arm_arch 8A 8_A; then echo armv8-a;
3111 fi
3112 }
3113
3114 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3115
33db40f8
MR
3116 case $cpu in
3117 armv*)
3118 cpuflags="-march=$cpu"
3119 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3120 ;;
3121 *)
3122 cpuflags="-mcpu=$cpu"
3123 case $cpu in
3124 cortex-a*) subarch=armv7a ;;
3125 cortex-r*) subarch=armv7r ;;
3126 cortex-m*) enable thumb; subarch=armv7m ;;
3127 arm11*) subarch=armv6 ;;
3128 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3129 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3130 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3131 esac
3132 ;;
3133 esac
3134
f0fe245b
MR
3135 case "$subarch" in
3136 armv5t*) enable fast_clz ;;
3137 armv[6-8]*) enable fast_clz fast_unaligned ;;
3138 esac
3139
33db40f8
MR
3140elif enabled avr32; then
3141
3142 case $cpu in
3143 ap7[02]0[0-2])
3144 subarch="avr32_ap"
3145 cpuflags="-mpart=$cpu"
3146 ;;
3147 ap)
3148 subarch="avr32_ap"
3149 cpuflags="-march=$cpu"
3150 ;;
3151 uc3[ab]*)
3152 subarch="avr32_uc"
3153 cpuflags="-mcpu=$cpu"
3154 ;;
3155 uc)
3156 subarch="avr32_uc"
3157 cpuflags="-march=$cpu"
3158 ;;
3159 esac
3160
3161elif enabled bfin; then
3162
3163 cpuflags="-mcpu=$cpu"
3164
3165elif enabled mips; then
3166
3167 cpuflags="-march=$cpu"
3168
5d54c126 3169elif enabled ppc; then
343aef9b 3170
606cc8af
DB
3171 disable ldbrx
3172
56348891
MR
3173 case $(tolower $cpu) in
3174 601|ppc601|powerpc601)
9dbd5c3d 3175 cpuflags="-mcpu=601"
64ad53ff 3176 disable altivec
9dbd5c3d 3177 ;;
56348891 3178 603*|ppc603*|powerpc603*)
9dbd5c3d 3179 cpuflags="-mcpu=603"
64ad53ff 3180 disable altivec
9dbd5c3d 3181 ;;
56348891 3182 604*|ppc604*|powerpc604*)
9dbd5c3d 3183 cpuflags="-mcpu=604"
64ad53ff 3184 disable altivec
9dbd5c3d 3185 ;;
56348891 3186 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3187 cpuflags="-mcpu=750"
64ad53ff 3188 disable altivec
9dbd5c3d 3189 ;;
56348891 3190 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3191 cpuflags="-mcpu=7450"
9dbd5c3d 3192 ;;
56348891 3193 74*|ppc74*|powerpc74*)
7f1fcaf0 3194 cpuflags="-mcpu=7400"
9dbd5c3d 3195 ;;
313f9fbf 3196 g5|970|ppc970|powerpc970)
7f1fcaf0 3197 cpuflags="-mcpu=970"
9dbd5c3d 3198 ;;
313f9fbf 3199 power[3-7]*)
7f1fcaf0 3200 cpuflags="-mcpu=$cpu"
313f9fbf 3201 ;;
56348891 3202 cell)
9dbd5c3d
MR
3203 cpuflags="-mcpu=cell"
3204 enable ldbrx
3205 ;;
4ab26cb4
DB
3206 e500mc)
3207 cpuflags="-mcpu=e500mc"
3208 disable altivec
3209 ;;
7b0b81a1
AL
3210 e500v2)
3211 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3212 disable altivec
54f78816 3213 disable dcbzl
7b0b81a1
AL
3214 ;;
3215 e500)
3216 cpuflags="-mcpu=8540 -mhard-float"
3217 disable altivec
54f78816 3218 disable dcbzl
7b0b81a1 3219 ;;
9dbd5c3d 3220 esac
343aef9b 3221
33db40f8
MR
3222elif enabled sparc; then
3223
3224 case $cpu in
3225 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3226 cpuflags="-mcpu=$cpu"
33db40f8
MR
3227 ;;
3228 ultrasparc*|niagara[234])
3229 cpuflags="-mcpu=$cpu"
3230 ;;
3231 esac
3232
343aef9b
MR
3233elif enabled x86; then
3234
9dbd5c3d
MR
3235 case $cpu in
3236 i[345]86|pentium)
3237 cpuflags="-march=$cpu"
3238 disable mmx
3239 ;;
f54b5505 3240 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3241 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3242 cpuflags="-march=$cpu"
f54b5505 3243 disable i686
9dbd5c3d 3244 ;;
f54b5505 3245 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3246 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3247 cpuflags="-march=$cpu"
f54b5505 3248 enable i686
9dbd5c3d
MR
3249 enable fast_cmov
3250 ;;
3251 # targets that do support conditional mov but on which it's slow
3252 pentium4|pentium4m|prescott|nocona)
3253 cpuflags="-march=$cpu"
f54b5505 3254 enable i686
9dbd5c3d
MR
3255 disable fast_cmov
3256 ;;
3257 esac
343aef9b 3258
343aef9b
MR
3259fi
3260
9ebd45c2
MR
3261if [ "$cpu" != generic ]; then
3262 add_cflags $cpuflags
3263 add_asflags $cpuflags
3264fi
df5cdc24 3265
993f2d0f
MR
3266# compiler sanity check
3267check_exec <<EOF
3268int main(void){ return 0; }
3269EOF
3270if test "$?" != 0; then
3271 echo "$cc is unable to create an executable file."
3272 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3273 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3274 echo "Only do this if you know what cross compiling means."
3275 fi
3276 die "C compiler test failed."
3277fi
3278
046f081b 3279add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3280check_cflags -std=c99
50a334e4 3281check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3282#include <stdlib.h>
3283EOF
50a334e4 3284check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3285#include <stdlib.h>
3286EOF
e9b9a2f8 3287
8267f936 3288add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3289check_host_cflags -std=c99
0a6db2a2 3290check_host_cflags -Wall
8267f936 3291check_host_cflags -O3
f0125de9 3292
d4c99513
MR
3293check_64bit(){
3294 arch32=$1
3295 arch64=$2
3296 expr=$3
3297 check_code cc "" "int test[2*($expr) - 1]" &&
3298 subarch=$arch64 || subarch=$arch32
3299}
3300
b24dbcbd 3301case "$arch" in
d11cb13b 3302 aarch64|alpha|ia64)
2acda282
MR
3303 spic=$shared
3304 ;;
3305 mips)
3306 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3307 spic=$shared
b24dbcbd 3308 ;;
a6e9d649
MR
3309 parisc)
3310 check_64bit parisc parisc64 'sizeof(void *) > 4'
3311 spic=$shared
3312 ;;
56203596
MR
3313 ppc)
3314 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3315 spic=$shared
56203596 3316 ;;
5ddc9f50
RT
3317 s390)
3318 check_64bit s390 s390x 'sizeof(void *) > 4'
3319 spic=$shared
3320 ;;
4cd217c0
MR
3321 sparc)
3322 check_64bit sparc sparc64 'sizeof(void *) > 4'
3323 spic=$shared
3324 ;;
e939cedd 3325 x86)
d4c99513 3326 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3327 if test "$subarch" = "x86_64"; then
e939cedd 3328 spic=$shared
de27f4d9 3329 fi
b24dbcbd 3330 ;;
b24dbcbd
RP
3331esac
3332
343aef9b 3333enable $subarch
b1803c79 3334enabled spic && enable_weak pic
b24dbcbd 3335
7483e694 3336# OS specific
4f854758 3337case $target_os in
d3635f3a 3338 aix)
80ade798 3339 SHFLAGS=-shared
d3635f3a 3340 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3341 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3342 ;;
83aa4fc3
LB
3343 android)
3344 disable symver
3345 SLIB_INSTALL_NAME='$(SLIBNAME)'
3346 SLIB_INSTALL_LINKS=
3347 # soname not set on purpose
3348 SHFLAGS=-shared
3349 ;;
a1629e28 3350 haiku)
63ae7e7c 3351 prefix_default="/boot/common"