lavfi: new interlace filter
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
06454877 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
0b499c9b 125 --disable-error-resilience disable error resilience code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
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131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
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137
138Individual component options:
bb55e3a3 139 --disable-everything disable all components listed below
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140 --disable-encoder=NAME disable encoder NAME
141 --enable-encoder=NAME enable encoder NAME
142 --disable-encoders disable all encoders
143 --disable-decoder=NAME disable decoder NAME
144 --enable-decoder=NAME enable decoder NAME
145 --disable-decoders disable all decoders
146 --disable-hwaccel=NAME disable hwaccel NAME
147 --enable-hwaccel=NAME enable hwaccel NAME
148 --disable-hwaccels disable all hwaccels
149 --disable-muxer=NAME disable muxer NAME
150 --enable-muxer=NAME enable muxer NAME
151 --disable-muxers disable all muxers
152 --disable-demuxer=NAME disable demuxer NAME
153 --enable-demuxer=NAME enable demuxer NAME
154 --disable-demuxers disable all demuxers
155 --enable-parser=NAME enable parser NAME
156 --disable-parser=NAME disable parser NAME
157 --disable-parsers disable all parsers
158 --enable-bsf=NAME enable bitstream filter NAME
159 --disable-bsf=NAME disable bitstream filter NAME
160 --disable-bsfs disable all bitstream filters
161 --enable-protocol=NAME enable protocol NAME
162 --disable-protocol=NAME disable protocol NAME
163 --disable-protocols disable all protocols
3b327a4b 164 --enable-indev=NAME enable input device NAME
06454877 165 --disable-indev=NAME disable input device NAME
06454877 166 --disable-indevs disable input devices
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167 --enable-outdev=NAME enable output device NAME
168 --disable-outdev=NAME disable output device NAME
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169 --disable-outdevs disable output devices
170 --disable-devices disable all devices
171 --enable-filter=NAME enable filter NAME
172 --disable-filter=NAME disable filter NAME
173 --disable-filters disable all filters
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174
175External library support:
176 --enable-avisynth enable reading of AVISynth script files [no]
177 --enable-bzlib enable bzlib [autodetect]
47941088 178 --enable-frei0r enable frei0r video filtering
bc8c1395 179 --enable-gnutls enable gnutls [no]
e417d80d 180 --enable-libcdio enable audio CD grabbing with libcdio
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181 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
182 and libraw1394 [no]
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183 --enable-libfaac enable AAC encoding via libfaac [no]
184 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 185 --enable-libfreetype enable libfreetype [no]
c547e5ff 186 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 187 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 188 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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189 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
190 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
191 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 192 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 193 --enable-libopus enable Opus decoding via libopus [no]
7c922411 194 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 195 --enable-librtmp enable RTMP[E] support via librtmp [no]
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196 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
197 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 198 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 199 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 200 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 201 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 202 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
06454877 203 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 204 --enable-libxavs enable AVS encoding via xavs [no]
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205 --enable-libxvid enable Xvid encoding via xvidcore,
206 native MPEG-4/Xvid encoder exists [no]
a060866f 207 --enable-openssl enable openssl [no]
45235ac4 208 --enable-x11grab enable X11 grabbing [no]
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209 --enable-zlib enable zlib [autodetect]
210
211Advanced options (experts only):
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212 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
213 --enable-cross-compile assume a cross-compiler is used
214 --sysroot=PATH root of cross-build tree
215 --sysinclude=PATH location of cross-build system headers
216 --target-os=OS compiler targets OS [$target_os]
217 --target-exec=CMD command to run executables on target
218 --target-path=DIR path to view of build directory on target
aeeb782c 219 --toolchain=NAME set tool defaults according to NAME
06454877 220 --nm=NM use nm tool
121d78d0 221 --ar=AR use archive tool AR [$ar_default]
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222 --as=AS use assembler AS [$as_default]
223 --cc=CC use C compiler CC [$cc_default]
193cdd9a 224 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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225 --ld=LD use linker LD
226 --host-cc=HOSTCC use host C compiler HOSTCC
227 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 228 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 229 --host-ld=HOSTLD use host linker HOSTLD
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230 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
231 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 232 --host-os=OS compiler host OS [$target_os]
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233 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
234 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
235 --extra-libs=ELIBS add ELIBS [$ELIBS]
236 --extra-version=STRING version string suffix []
193cdd9a 237 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 238 --build-suffix=SUFFIX library name suffix []
3b327a4b 239 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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240 --arch=ARCH select architecture [$arch]
241 --cpu=CPU select the minimum required CPU (affects
242 instruction selection, may crash on older CPUs)
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DB
243 --enable-pic build position-independent code
244 --enable-sram allow use of on-chip SRAM
193cdd9a 245 --enable-thumb compile for Thumb instruction set
3b327a4b 246 --disable-symver disable symbol versioning
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DB
247 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
248 --disable-safe-bitstream-reader
249 disable buffer boundary checking in bitreaders
250 (faster, but may crash)
251 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 252 --enable-lto use link-time optimization
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253
254Optimization options (experts only):
c8a4ae00 255 --disable-asm disable all assembler optimizations
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256 --disable-altivec disable AltiVec optimizations
257 --disable-amd3dnow disable 3DNow! optimizations
258 --disable-amd3dnowext disable 3DNow! extended optimizations
259 --disable-mmx disable MMX optimizations
239fdf1b 260 --disable-mmxext disable MMXEXT optimizations
06454877 261 --disable-sse disable SSE optimizations
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DB
262 --disable-sse2 disable SSE2 optimizations
263 --disable-sse3 disable SSE3 optimizations
06454877 264 --disable-ssse3 disable SSSE3 optimizations
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265 --disable-sse4 disable SSE4 optimizations
266 --disable-sse42 disable SSE4.2 optimizations
87f1355f 267 --disable-avx disable AVX optimizations
79687079 268 --disable-fma4 disable FMA4 optimizations
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269 --disable-armv5te disable armv5te optimizations
270 --disable-armv6 disable armv6 optimizations
271 --disable-armv6t2 disable armv6t2 optimizations
b3267559 272 --disable-vfp disable VFP optimizations
5ea20630 273 --disable-neon disable NEON optimizations
06454877 274 --disable-vis disable VIS optimizations
afb5ed55 275 --disable-inline-asm disable use of inline assembler
06454877 276 --disable-yasm disable use of yasm assembler
06454877 277
070c5d0f 278Developer options (useful when working on Libav itself):
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279 --disable-debug disable debugging symbols
280 --enable-debug=LEVEL set the debug level [$debuglevel]
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281 --disable-optimizations disable compiler optimizations
282 --enable-extra-warnings enable more compiler warnings
52b3cc60 283 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 284 \$LIBAV_SAMPLES at make invocation time.
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285 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
286 should be used only for debugging purposes)
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287 --enable-random randomly enable/disable components
288 --disable-random
289 --enable-random=LIST randomly enable/disable specific components or
290 --disable-random=LIST component groups. LIST is a comma-separated list
291 of NAME[:PROB] entries where NAME is a component
292 (group) and PROB the probability associated with
293 NAME (default 0.5).
294 --random-seed=VALUE seed value for --enable/disable-random
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295
296NOTE: Object files are built at the place where configure is launched.
297EOF
60e8bc13 298 exit 0
74c53c2d 299}
cf9d24ad 300
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301quotes='""'
302
57bd82d4 303log(){
2270b4b2 304 echo "$@" >> $logfile
57bd82d4
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305}
306
720c69da 307log_file(){
c8e9f801 308 log BEGIN $1
2270b4b2 309 pr -n -t $1 >> $logfile
c8e9f801
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310 log END $1
311}
312
2ba042a7 313echolog(){
c8e9f801 314 log "$@"
57bd82d4 315 echo "$@"
2ba042a7
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316}
317
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318warn(){
319 log "WARNING: $*"
320 WARNINGS="${WARNINGS}WARNING: $*\n"
321}
322
2ba042a7
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323die(){
324 echolog "$@"
325 cat <<EOF
d326cf7f 326
2ba042a7 327If you think configure made a mistake, make sure you are using the latest
4a6a21f5 328version from Git. If the latest version fails, report the problem to the
070c5d0f 329libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 330EOF
e155a21a 331 if disabled logging; then
2ba042a7 332 cat <<EOF
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333Rerun configure with logging enabled (do not use --disable-logging), and
334include the log this produces with your report.
2ba042a7
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335EOF
336 else
f69f51b3 337 cat <<EOF
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338Include the log file "$logfile" produced by configure as this will help
339solving the problem.
2ba042a7
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340EOF
341 fi
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342 exit 1
343}
344
6c6007d6 345# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 346toupper(){
6c6007d6 347 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
348}
349
4a5444db 350tolower(){
6c6007d6 351 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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352}
353
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354c_escape(){
355 echo "$*" | sed 's/["\\]/\\\0/g'
356}
357
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358sh_quote(){
359 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 360 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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361 echo "$v"
362}
363
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364cleanws(){
365 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
366}
367
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368filter(){
369 pat=$1
370 shift
371 for v; do
98ef6079 372 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
373 done
374}
375
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376filter_out(){
377 pat=$1
378 shift
379 for v; do
380 eval "case $v in $pat) ;; *) echo $v ;; esac"
381 done
382}
383
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384map(){
385 m=$1
386 shift
e0e335a0 387 for v; do eval $m; done
36e2dea0
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388}
389
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390add_suffix(){
391 suffix=$1
392 shift
393 for v; do echo ${v}${suffix}; done
394}
395
a8d04fba
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396set_all(){
397 value=$1
398 shift
399 for var in $*; do
400 eval $var=$value
401 done
402}
403
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404set_weak(){
405 value=$1
406 shift
407 for var; do
408 eval : \${$var:=$value}
409 done
410}
411
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412sanitize_var_name(){
413 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
414}
415
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416set_safe(){
417 var=$1
418 shift
f868b24d 419 eval $(sanitize_var_name "$var")='$*'
3f8040db
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420}
421
422get_safe(){
f868b24d 423 eval echo \$$(sanitize_var_name "$1")
3f8040db
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424}
425
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426pushvar(){
427 for var in $*; do
428 eval level=\${${var}_level:=0}
429 eval ${var}_${level}="\$$var"
430 eval ${var}_level=$(($level+1))
431 done
432}
433
434popvar(){
435 for var in $*; do
436 eval level=\${${var}_level:-0}
437 test $level = 0 && continue
438 eval level=$(($level-1))
439 eval $var="\${${var}_${level}}"
440 eval ${var}_level=$level
441 eval unset ${var}_${level}
442 done
443}
444
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445enable(){
446 set_all yes $*
447}
448
449disable(){
450 set_all no $*
451}
452
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453enable_weak(){
454 set_weak yes $*
455}
456
457disable_weak(){
458 set_weak no $*
459}
460
72702705 461enable_safe(){
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462 for var; do
463 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
464 done
72702705
MR
465}
466
467disable_safe(){
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468 for var; do
469 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
470 done
72702705
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471}
472
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473do_enable_deep(){
474 for var; do
475 enabled $var && continue
476 eval sel="\$${var}_select"
c510c7b5
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477 eval sgs="\$${var}_suggest"
478 pushvar var sgs
f9d328da 479 enable_deep $sel
c510c7b5
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480 popvar sgs
481 enable_deep_weak $sgs
f9d328da
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482 popvar var
483 done
484}
485
486enable_deep(){
487 do_enable_deep $*
488 enable $*
489}
490
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491enable_deep_weak(){
492 do_enable_deep $*
493 enable_weak $*
494}
495
57bd82d4 496enabled(){
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497 test "${1#!}" = "$1" && op== || op=!=
498 eval test "x\$${1#!}" $op "xyes"
44161118
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499}
500
37970ebf 501disabled(){
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MR
502 test "${1#!}" = "$1" && op== || op=!=
503 eval test "x\$${1#!}" $op "xno"
37970ebf
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504}
505
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506enabled_all(){
507 for opt; do
508 enabled $opt || return 1
509 done
510}
511
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512disabled_all(){
513 for opt; do
514 disabled $opt || return 1
515 done
516}
517
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518enabled_any(){
519 for opt; do
520 enabled $opt && return 0
521 done
522}
523
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524disabled_any(){
525 for opt; do
526 disabled $opt && return 0
527 done
f7b230a7 528 return 1
85bca2c5
DB
529}
530
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531set_default(){
532 for opt; do
88268e94 533 eval : \${$opt:=\$${opt}_default}
c9d19248
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534 done
535}
536
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537is_in(){
538 value=$1
539 shift
540 for var in $*; do
541 [ $var = $value ] && return 0
542 done
543 return 1
544}
545
d4f8cecc 546do_check_deps(){
30fd06be 547 for cfg; do
3250003c 548 cfg="${cfg#!}"
799c9e9b
MR
549 enabled ${cfg}_checking && die "Circular dependency for $cfg."
550 disabled ${cfg}_checking && continue
551 enable ${cfg}_checking
d4f8cecc 552 append allopts $cfg
799c9e9b 553
30fd06be
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554 eval dep_all="\$${cfg}_deps"
555 eval dep_any="\$${cfg}_deps_any"
7ef3425f 556 eval dep_sel="\$${cfg}_select"
c510c7b5 557 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
558 eval dep_ifa="\$${cfg}_if"
559 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 560
3d7453e0 561 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 562 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 563 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 564
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MR
565 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
566 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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567 enabled_all $dep_all || disable $cfg
568 enabled_any $dep_any || disable $cfg
7ef3425f 569 disabled_any $dep_sel && disable $cfg
799c9e9b 570
4ec45764 571 if enabled $cfg; then
f9d328da 572 enable_deep $dep_sel
c510c7b5 573 enable_deep_weak $dep_sgs
4ec45764
RP
574 fi
575
799c9e9b 576 disable ${cfg}_checking
30fd06be
MR
577 done
578}
579
d4f8cecc
MR
580check_deps(){
581 unset allopts
582
583 do_check_deps "$@"
584
585 for cfg in $allopts; do
586 enabled $cfg || continue
587 eval dep_extralibs="\$${cfg}_extralibs"
588 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
589 done
590}
591
44161118
MR
592print_config(){
593 pfx=$1
72cfcf41
MR
594 files=$2
595 shift 2
f454e879
MR
596 map 'eval echo "$v \${$v:-no}"' "$@" |
597 awk "BEGIN { split(\"$files\", files) }
598 {
599 c = \"$pfx\" toupper(\$1);
600 v = \$2;
601 sub(/yes/, 1, v);
602 sub(/no/, 0, v);
603 for (f in files) {
604 file = files[f];
605 if (file ~ /\\.h\$/) {
606 printf(\"#define %s %d\\n\", c, v) >>file;
607 } else if (file ~ /\\.asm\$/) {
608 printf(\"%%define %s %d\\n\", c, v) >>file;
609 } else if (file ~ /\\.mak\$/) {
d16c4aeb 610 n = -v ? \"\" : \"!\";
f454e879
MR
611 printf(\"%s%s=yes\\n\", n, c) >>file;
612 }
613 }
614 }"
57bd82d4
MR
615}
616
31c0121d 617print_enabled(){
31c0121d
MR
618 suf=$1
619 shift
620 for v; do
9eda2a85 621 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
622 done
623}
624
57bd82d4
MR
625append(){
626 var=$1
627 shift
57bd82d4
MR
628 eval "$var=\"\$$var $*\""
629}
630
60361817
MR
631prepend(){
632 var=$1
633 shift
634 eval "$var=\"$* \$$var\""
635}
636
50a334e4 637add_cppflags(){
cd52ec95 638 append CPPFLAGS "$@"
50a334e4
MR
639}
640
57bd82d4 641add_cflags(){
01d31e16 642 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
643}
644
2f2e6c7c 645add_asflags(){
01d31e16 646 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
647}
648
57bd82d4 649add_ldflags(){
64933b6c 650 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
651}
652
653add_extralibs(){
64933b6c 654 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
655}
656
4cc4b33f
DB
657add_host_cppflags(){
658 append host_cppflags "$@"
659}
660
6c3fa06a
MR
661add_host_cflags(){
662 append host_cflags $($host_cflags_filter "$@")
663}
664
665add_host_ldflags(){
666 append host_ldflags $($host_ldflags_filter "$@")
667}
668
84e65c76
MR
669add_compat(){
670 append compat_objs $1
671 shift
672 map 'add_cppflags -D$v' "$@"
673}
674
b0cfb663 675check_cmd(){
b3cb5d51 676 log "$@"
2270b4b2 677 "$@" >> $logfile 2>&1
b0cfb663
MR
678}
679
b2704a65
MR
680cc_o(){
681 eval printf '%s\\n' $CC_O
682}
683
18031c49
MR
684cc_e(){
685 eval printf '%s\\n' $CC_E
686}
687
dcd479c0 688check_cc(){
57bd82d4 689 log check_cc "$@"
2270b4b2 690 cat > $TMPC
720c69da 691 log_file $TMPC
23565c26 692 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
693}
694
695check_cpp(){
696 log check_cpp "$@"
2270b4b2 697 cat > $TMPC
720c69da 698 log_file $TMPC
18031c49 699 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
700}
701
df0d6341
MR
702as_o(){
703 eval printf '%s\\n' $AS_O
704}
705
f65883c8
MR
706check_as(){
707 log check_as "$@"
7fd90119
MR
708 cat > $TMPS
709 log_file $TMPS
710 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
711}
712
575db883
DB
713check_inline_asm(){
714 log check_inline_asm "$@"
940f335a 715 name="$1"
3784e82e 716 code="$2"
940f335a 717 shift 2
49214f61 718 disable $name
7fd90119 719 check_cc "$@" <<EOF && enable $name
3784e82e 720void foo(void){ __asm__ volatile($code); }
940f335a
MR
721EOF
722}
723
c6ebc9fa
MR
724check_insn(){
725 log check_insn "$@"
726 check_inline_asm ${1}_inline "\"$2\""
727 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
728}
729
304d586d
LM
730check_yasm(){
731 log check_yasm "$@"
732 echo "$1" > $TMPS
733 log_file $TMPS
734 shift 1
735 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
736}
737
29b64b68
MR
738ld_o(){
739 eval printf '%s\\n' $LD_O
740}
741
dcd479c0 742check_ld(){
57bd82d4 743 log check_ld "$@"
66a1ccd7
MR
744 flags=$(filter_out '-l*' "$@")
745 libs=$(filter '-l*' "$@")
01d31e16 746 check_cc $($cflags_filter $flags) || return
64933b6c
MR
747 flags=$($ldflags_filter $flags)
748 libs=$($ldflags_filter $libs)
29b64b68 749 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
750}
751
5adc829e
MR
752check_code(){
753 log check_code "$@"
754 check=$1
755 headers=$2
756 code=$3
757 shift 3
758 {
759 for hdr in $headers; do
760 echo "#include <$hdr>"
761 done
762 echo "int main(void) { $code; return 0; }"
763 } | check_$check "$@"
764}
765
50a334e4
MR
766check_cppflags(){
767 log check_cppflags "$@"
caf458dd 768 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
769int x;
770EOF
771}
772
dcd479c0 773check_cflags(){
57bd82d4 774 log check_cflags "$@"
01d31e16 775 set -- $($cflags_filter "$@")
caf458dd 776 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
777int x;
778EOF
779}
780
2ed46eea
MR
781test_ldflags(){
782 log test_ldflags "$@"
783 check_ld "$@" <<EOF
c23a0ac8 784int main(void){ return 0; }
dcd479c0
MR
785EOF
786}
787
2ed46eea
MR
788check_ldflags(){
789 log check_ldflags "$@"
790 test_ldflags "$@" && add_ldflags "$@"
791}
792
dcd479c0 793check_header(){
57bd82d4 794 log check_header "$@"
dcd479c0
MR
795 header=$1
796 shift
b77df637
MR
797 disable_safe $header
798 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
799#include <$header>
800int x;
801EOF
802}
803
804check_func(){
57bd82d4 805 log check_func "$@"
dcd479c0
MR
806 func=$1
807 shift
d8bc5f06
MR
808 disable $func
809 check_ld "$@" <<EOF && enable $func
dcd479c0 810extern int $func();
c23a0ac8 811int main(void){ $func(); }
dcd479c0
MR
812EOF
813}
814
645d2652 815check_mathfunc(){
6b73c0ae 816 log check_mathfunc "$@"
645d2652 817 func=$1
1aa07aa2
MR
818 narg=$2
819 shift 2
820 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
821 disable $func
822 check_ld "$@" <<EOF && enable $func
823#include <math.h>
1aa07aa2 824float foo(float f, float g) { return $func($args); }
33bd38db 825int main(void){ return 0; }
645d2652
MR
826EOF
827}
828
2446d3d6
DB
829check_func_headers(){
830 log check_func_headers "$@"
f8d7b072 831 headers=$1
edaf1ae2 832 funcs=$2
f8d7b072 833 shift 2
edaf1ae2
MR
834 {
835 for hdr in $headers; do
836 echo "#include <$hdr>"
837 done
838 for func in $funcs; do
839 echo "long check_$func(void) { return (long) $func; }"
840 done
841 echo "int main(void) { return 0; }"
842 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
843}
844
a5344cf7
SS
845check_cpp_condition(){
846 log check_cpp_condition "$@"
847 header=$1
848 condition=$2
f855b7b9 849 shift 2
cd52ec95 850 check_cpp "$@" <<EOF
a5344cf7
SS
851#include <$header>
852#if !($condition)
853#error "unsatisfied condition: $condition"
854#endif
855EOF
856}
857
57bd82d4
MR
858check_lib(){
859 log check_lib "$@"
860 header="$1"
861 func="$2"
862 shift 2
84400e9d 863 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
864}
865
f8d7b072
MR
866check_lib2(){
867 log check_lib2 "$@"
868 headers="$1"
edaf1ae2 869 funcs="$2"
f8d7b072 870 shift 2
edaf1ae2 871 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
872}
873
3f8040db
MR
874check_pkg_config(){
875 log check_pkg_config "$@"
876 pkg="$1"
877 headers="$2"
878 funcs="$3"
879 shift 3
880 $pkg_config --exists $pkg || return
881 pkg_cflags=$($pkg_config --cflags $pkg)
882 pkg_libs=$($pkg_config --libs $pkg)
883 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
884 set_safe ${pkg}_cflags $pkg_cflags &&
885 set_safe ${pkg}_libs $pkg_libs
886}
887
dcd479c0 888check_exec(){
2270b4b2 889 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
890}
891
7dfef245 892check_exec_crash(){
5e622c40 893 code=$(cat)
7dfef245
MR
894
895 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
896 # are safe but may not be available everywhere. Thus we use
897 # raise(SIGTERM) instead. The check is run in a subshell so we
898 # can redirect the "Terminated" message from the shell. SIGBUS
899 # is not defined by standard C so it is used conditionally.
900
2270b4b2 901 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
902#include <signal.h>
903static void sighandler(int sig){
904 raise(SIGTERM);
905}
692dd8ed
MR
906int foo(void){
907 $code
908}
e5af4a11 909int main(void){
7dfef245
MR
910 signal(SIGILL, sighandler);
911 signal(SIGFPE, sighandler);
912 signal(SIGSEGV, sighandler);
913#ifdef SIGBUS
914 signal(SIGBUS, sighandler);
915#endif
692dd8ed 916 foo();
7dfef245
MR
917}
918EOF
919}
920
72be9e73
DY
921check_type(){
922 log check_type "$@"
923 headers=$1
924 type=$2
925 shift 2
ae550ce9 926 disable_safe "$type"
5adc829e 927 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
928}
929
14d36751 930check_struct(){
813b82b9 931 log check_struct "$@"
14d36751
MR
932 headers=$1
933 struct=$2
934 member=$3
935 shift 3
936 disable_safe "${struct}_${member}"
5adc829e
MR
937 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
938 enable_safe "${struct}_${member}"
14d36751
MR
939}
940
9c7d85b3
DB
941check_builtin(){
942 log check_builtin "$@"
943 name=$1
944 headers=$2
945 builtin=$3
946 shift 3
947 disable "$name"
948 check_code ld "$headers" "$builtin" "$@" && enable "$name"
949}
950
57bd82d4
MR
951require(){
952 name="$1"
953 header="$2"
954 func="$3"
955 shift 3
956 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
957}
958
f8d7b072
MR
959require2(){
960 name="$1"
961 headers="$2"
962 func="$3"
963 shift 3
964 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
965}
966
3f8040db
MR
967require_pkg_config(){
968 pkg="$1"
969 check_pkg_config "$@" || die "ERROR: $pkg not found"
970 add_cflags $(get_safe ${pkg}_cflags)
971 add_extralibs $(get_safe ${pkg}_libs)
972}
973
ae43c4c0
MR
974hostcc_o(){
975 eval printf '%s\\n' $HOSTCC_O
976}
977
f0125de9
MR
978check_host_cc(){
979 log check_host_cc "$@"
980 cat > $TMPC
981 log_file $TMPC
ae43c4c0 982 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
983}
984
4cc4b33f
DB
985check_host_cppflags(){
986 log check_host_cppflags "$@"
987 check_host_cc "$@" <<EOF && append host_cppflags "$@"
988int x;
989EOF
990}
991
f0125de9
MR
992check_host_cflags(){
993 log check_host_cflags "$@"
6c3fa06a 994 set -- $($host_cflags_filter "$@")
f0125de9
MR
995 check_host_cc "$@" <<EOF && append host_cflags "$@"
996int x;
997EOF
998}
999
c505dd31
MR
1000apply(){
1001 file=$1
1002 shift
1003 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1004}
1005
c34681df 1006cp_if_changed(){
5e27ec28
MR
1007 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1008 mkdir -p "$(dirname $2)"
4ebc6a74 1009 $cp_f "$1" "$2"
c34681df
MR
1010}
1011
dcd61286
DB
1012# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1013# system-dependent things.
1014
4a0d6686
AJ
1015COMPONENT_LIST="
1016 bsfs
1017 decoders
1018 demuxers
1019 encoders
3cde40aa 1020 filters
5666fd73 1021 hwaccels
c552605c 1022 indevs
4a0d6686 1023 muxers
c552605c 1024 outdevs
4a0d6686
AJ
1025 parsers
1026 protocols
1027"
1028
3fc09b00
MR
1029EXTERNAL_LIBRARY_LIST="
1030 avisynth
1031 bzlib
1032 frei0r
1033 gnutls
1034 libcdio
1035 libdc1394
1036 libfaac
1037 libfdk_aac
1038 libfreetype
1039 libgsm
1040 libilbc
1041 libmp3lame
1042 libopencore_amrnb
1043 libopencore_amrwb
1044 libopencv
1045 libopenjpeg
1046 libopus
1047 libpulse
1048 librtmp
1049 libschroedinger
1050 libspeex
1051 libtheora
1052 libvo_aacenc
1053 libvo_amrwbenc
1054 libvorbis
1055 libvpx
1056 libx264
1057 libxavs
1058 libxvid
1059 openssl
1060 x11grab
1061 zlib
1062"
1063
70b348ec
DB
1064HWACCEL_LIST="
1065 dxva2
1066 vaapi
1067 vda
1068 vdpau
1069"
d89f2fa9
DB
1070LIBRARY_LIST="
1071 avcodec
1072 avdevice
1073 avfilter
1074 avformat
1075 avresample
1076 avutil
1077 swscale
1078"
1079
055c61b8
DB
1080PROGRAM_LIST="
1081 avconv
1082 avplay
1083 avprobe
1084 avserver
055c61b8
DB
1085"
1086
4a0d6686
AJ
1087CONFIG_LIST="
1088 $COMPONENT_LIST
3fc09b00 1089 $EXTERNAL_LIBRARY_LIST
70b348ec 1090 $HWACCEL_LIST
d89f2fa9 1091 $LIBRARY_LIST
055c61b8 1092 $PROGRAM_LIST
7f3f5f46 1093 dct
c73f65d9 1094 doc
0b499c9b 1095 error_resilience
1848f7d9 1096 fft
c88f5d72 1097 gpl
d8d0d0b2 1098 gray
3abe5fbd 1099 hardcoded_tables
b781cc12 1100 lsp
2a91ada8 1101 lzo
47a158cb 1102 mdct
c88f5d72 1103 memalign_hack
c88f5d72 1104 network
3fe142e2 1105 nonfree
8a3c8627 1106 pic
68602540 1107 rdft
e90f5b5a 1108 runtime_cpudetect
8cfbbd92 1109 safe_bitstream_reader
2e35e684 1110 shared
bd2216e4 1111 small
6b35d421 1112 sram
2e35e684 1113 static
a9ddb5b1 1114 swscale_alpha
8986fddc 1115 thumb
9cad0e4e 1116 version3
7e4d9d5d 1117 xmm_clobber_test
4a0d6686 1118"
c88f5d72 1119
8eee7025 1120THREADS_LIST='
8eee7025
DB
1121 pthreads
1122 w32threads
1123'
1124
f9f6402e
AK
1125ATOMICS_LIST='
1126 atomics_gcc
f9f6402e 1127 atomics_suncc
93e65e9a 1128 atomics_win32
f9f6402e
AK
1129'
1130
3f5b56e5 1131ARCH_LIST='
5873b623 1132 aarch64
3f5b56e5 1133 alpha
a2fc0f6a 1134 arm
fdcd782d
MR
1135 avr32
1136 avr32_ap
1137 avr32_uc
3f5b56e5
MR
1138 bfin
1139 ia64
1140 m68k
1141 mips
bae3abb0 1142 mips64
3f5b56e5 1143 parisc
79cb09b2 1144 ppc
34d11b87 1145 ppc64
3f5b56e5
MR
1146 s390
1147 sh4
1148 sparc
1149 sparc64
c75848cd
DB
1150 tilegx
1151 tilepro
0844bae1 1152 tomi
3f5b56e5
MR
1153 x86
1154 x86_32
1155 x86_64
1156'
1157
81dfa21e
MR
1158ARCH_EXT_LIST_ARM='
1159 armv5te
1160 armv6
1161 armv6t2
81dfa21e 1162 neon
b3267559 1163 vfp
81dfa21e
MR
1164 vfpv3
1165'
1166
50cd43f2 1167ARCH_EXT_LIST_X86='
3bf96eec 1168 amd3dnow
a1ef9f08 1169 amd3dnowext
50cd43f2
DB
1170 avx
1171 fma4
1172 mmx
1173 mmxext
1174 sse
1175 sse2
1176 sse3
1177 sse4
1178 sse42
1179 ssse3
1180'
1181
1182ARCH_EXT_LIST="
81dfa21e 1183 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1184 $ARCH_EXT_LIST_X86
1185 altivec
799fde37 1186 ppc4xx
bd9d34a0 1187 vis
50cd43f2 1188"
3f5b56e5 1189
fd712a55
DB
1190HAVE_LIST_CMDLINE='
1191 inline_asm
1192 symver
1193 yasm
1194'
1195
a3e02a8c
MR
1196HAVE_LIST_PUB='
1197 bigendian
d268eee9 1198 fast_unaligned
a3e02a8c
MR
1199'
1200
79042ab3 1201MATH_FUNCS="
fab0a8b2
MR
1202 atanf
1203 atan2f
79042ab3 1204 cbrtf
fab0a8b2 1205 cosf
79042ab3
DB
1206 exp2
1207 exp2f
fab0a8b2 1208 expf
79042ab3
DB
1209 isinf
1210 isnan
fab0a8b2 1211 ldexpf
79042ab3
DB
1212 llrint
1213 llrintf
1214 log2
1215 log2f
fab0a8b2 1216 log10f
79042ab3
DB
1217 lrint
1218 lrintf
fab0a8b2 1219 powf
79042ab3
DB
1220 rint
1221 round
1222 roundf
fab0a8b2 1223 sinf
79042ab3
DB
1224 trunc
1225 truncf
1226"
1227
3f5b56e5
MR
1228HAVE_LIST="
1229 $ARCH_EXT_LIST
43b73d59
DB
1230 $(add_suffix _external $ARCH_EXT_LIST)
1231 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1232 $HAVE_LIST_CMDLINE
a3e02a8c 1233 $HAVE_LIST_PUB
3f5b56e5 1234 $THREADS_LIST
f9f6402e 1235 $ATOMICS_LIST
79042ab3 1236 $MATH_FUNCS
be1a839c 1237 aligned_malloc
59782b82 1238 aligned_stack
35fd8122 1239 alsa_asoundlib_h
3f5b56e5 1240 altivec_h
c9fdab0d 1241 arpa_inet_h
ec9d2c15 1242 asm_mod_q
6308729e 1243 asm_mod_y
817dff57 1244 atomic_cas_ptr
f9f6402e 1245 atomics_native
dffb41b9 1246 attribute_may_alias
e7ea5e3d 1247 attribute_packed
43e0e0c4
LB
1248 cdio_paranoia_h
1249 cdio_paranoia_paranoia_h
ecf97f22 1250 closesocket
1ac9331a 1251 cmov
15caccb9 1252 CommandLineToArgvW
180d43bc 1253 cpunop
1093383d 1254 CryptGenRandom
c88f5d72 1255 dcbzl
f8aa696f
DB
1256 dev_bktr_ioctl_bt848_h
1257 dev_bktr_ioctl_meteor_h
1258 dev_ic_bt8xx_h
f8aa696f 1259 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1260 dev_video_meteor_ioctl_meteor_h
ca6b544a 1261 direct_h
18b67ae5 1262 dlfcn_h
c88f5d72 1263 dlopen
bc574408 1264 dos_paths
fa845061 1265 dxva_h
245626d0
DB
1266 ebp_available
1267 ebx_available
c2a29455 1268 fast_64bit
669b5583 1269 fast_clz
7073e9fc 1270 fast_cmov
534a2231 1271 fcntl
9d99cc5a 1272 fork
84882df6 1273 getaddrinfo
da9e86f8 1274 gethrtime
667fb97a 1275 getopt
02e8f427 1276 GetProcessAffinityMask
fc5607f8 1277 GetProcessMemoryInfo
4e68cb8a 1278 GetProcessTimes
61183b5a 1279 GetSystemTimeAsFileTime
66be5b45 1280 getrusage
c3e73100 1281 getservbyport
61183b5a 1282 gettimeofday
a49d3025 1283 gnu_as
c7df1532 1284 gsm_h
2f0c136e 1285 ibm_asm
2e1913b1 1286 inet_aton
3b1ab197 1287 io_h
abfc8d05 1288 isatty
8772997d 1289 jack_port_get_latency_range
9f5ff83f 1290 ldbrx
0b4a1821
AS
1291 libdc1394_1
1292 libdc1394_2
d96cd429
MR
1293 local_aligned_16
1294 local_aligned_8
a5b64584 1295 localtime_r
85dd97ad 1296 loongson
f8aa696f
DB
1297 machine_ioctl_bt848_h
1298 machine_ioctl_meteor_h
65f1d45d 1299 machine_rw_barrier
c88f5d72 1300 malloc_h
73f6d31e 1301 MapViewOfFile
c88f5d72 1302 memalign
65f1d45d 1303 MemoryBarrier
6ffa87d3 1304 mkstemp
f80ddd5b 1305 mm_empty
0328b9ea 1306 mmap
e98b02de 1307 mprotect
4fa661a8 1308 msvcrt
d3d3a32c 1309 nanosleep
3e0b1c9a 1310 poll_h
1f91cdce 1311 posix_memalign
07b28702 1312 rdtsc
ea4d5f48 1313 sched_getaffinity
c88f5d72 1314 sdl
7e6a11bc 1315 SetConsoleTextAttribute
b507ebd1 1316 setmode
3e0b1c9a 1317 setrlimit
d3d3a32c 1318 Sleep
15d59d2c 1319 sndio_h
72be9e73 1320 socklen_t
deb29777 1321 soundcard_h
87958234 1322 strerror_r
6379900c 1323 strptime
47941088 1324 strtok_r
c0018613 1325 struct_addrinfo
75d339e0
MS
1326 struct_group_source_req
1327 struct_ip_mreq_source
b4d68544 1328 struct_ipv6_mreq
cdee08e3 1329 struct_pollfd
3e0b1c9a 1330 struct_rusage_ru_maxrss
b4d68544 1331 struct_sockaddr_in6
3b2372bf 1332 struct_sockaddr_sa_len
33a4dbdd 1333 struct_sockaddr_storage
a6a4793d 1334 struct_v4l2_frmivalenum_discrete
b462d132 1335 symver_asm_label
3e0b1c9a 1336 symver_gnu_asm
e460aa32 1337 sync_val_compare_and_swap
bcc73960 1338 sysconf
b9e22269 1339 sysctl
b58412f1 1340 sys_mman_h
06bb5905 1341 sys_param_h
b091aa44 1342 sys_resource_h
81644c2e 1343 sys_select_h
deb29777 1344 sys_soundcard_h
e64bceea 1345 sys_time_h
1b6e8b73 1346 sys_videoio_h
b265431e 1347 threads
542920b7 1348 unistd_h
d3d3a32c 1349 usleep
ce742de2 1350 vfp_args
7c5bfe7a 1351 VirtualAlloc
d3d3a32c 1352 windows_h
6ff3f3e7 1353 winsock2_h
cc078b5d 1354 xform_asm
6f74fb03 1355 xmm_clobbers
0cb78cef 1356"
44161118 1357
511cf612 1358# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1359CONFIG_EXTRA="
87849592 1360 aandcttables
bfe9f48a 1361 ac3dsp
aa11cb79 1362 audio_frame_queue
b93b27ed 1363 dsputil
bfe9f48a 1364 gcrypt
478fd534 1365 golomb
9cad0e4e 1366 gplv3
478fd534
DB
1367 h264chroma
1368 h264dsp
1369 h264pred
915a2a0a 1370 h264qpel
478fd534 1371 huffman
9cad0e4e 1372 lgplv3
478fd534 1373 lpc
1e164c0b 1374 mpegaudio
bfe9f48a 1375 mpegaudiodsp
18bbca1f 1376 mpegvideo
ad08dfd5 1377 mpegvideoenc
bfe9f48a 1378 nettle
f704a079 1379 rangecoder
bfe9f48a 1380 rtpdec
5ad2f0bf 1381 rtpenc_chain
bfe9f48a 1382 sinewin
8c53d39e 1383 videodsp
ab9f9876 1384 vp3dsp
b6bb00b0
MR
1385"
1386
520cc7f1 1387CMDLINE_SELECT="
3f5b56e5 1388 $ARCH_EXT_LIST
520cc7f1 1389 $CONFIG_LIST
fd712a55 1390 $HAVE_LIST_CMDLINE
8eee7025 1391 $THREADS_LIST
c8a4ae00 1392 asm
db6107b6 1393 cross_compile
520cc7f1
MR
1394 debug
1395 extra_warnings
8c6afa4d 1396 logging
65d12900 1397 lto
d2bbb2f7 1398 optimizations
520cc7f1 1399"
426be5dc
DB
1400
1401PATHS_LIST='
d156bede 1402 bindir
14a8acf1 1403 datadir
26759c44
MR
1404 incdir
1405 libdir
26759c44
MR
1406 mandir
1407 prefix
1408 shlibdir
426be5dc
DB
1409'
1410
1411CMDLINE_SET="
1412 $PATHS_LIST
121d78d0 1413 ar
426be5dc 1414 arch
313c46a6 1415 as
426be5dc
DB
1416 build_suffix
1417 cc
1418 cpu
1419 cross_prefix
50567afa 1420 dep_cc
ac63af34 1421 extra_version
9da6609f
MR
1422 host_cc
1423 host_cflags
095792f2 1424 host_ld
9da6609f
MR
1425 host_ldflags
1426 host_libs
82bb3329 1427 host_os
684b28e0 1428 ld
426be5dc 1429 logfile
4ae40685 1430 malloc_prefix
89641463 1431 nm
9cd7b854 1432 optflags
3f8040db 1433 pkg_config
154caa67 1434 random_seed
2fad0977 1435 samples
c5200f17
MR
1436 sysinclude
1437 sysroot
a7ada2ba 1438 target_exec
26759c44 1439 target_os
a7ada2ba 1440 target_path
aeeb782c 1441 toolchain
426be5dc 1442"
520cc7f1 1443
89f2932b
MR
1444CMDLINE_APPEND="
1445 extra_cflags
4cc4b33f 1446 host_cppflags
89f2932b
MR
1447"
1448
912f3148
DB
1449# code dependency declarations
1450
9eeed841 1451# architecture extensions
808fa33c 1452
a2fc0f6a
MR
1453armv5te_deps="arm"
1454armv6_deps="arm"
ab5cb084 1455armv6t2_deps="arm"
808fa33c 1456neon_deps="arm"
b3267559
MR
1457vfp_deps="arm"
1458vfpv3_deps="vfp"
808fa33c 1459
637606de
MR
1460map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1461
808fa33c
MR
1462altivec_deps="ppc"
1463ppc4xx_deps="ppc"
1464
1465vis_deps="sparc"
1466
7f8c3d1f 1467x86_64_suggest="cmov fast_cmov"
50cd43f2 1468
808fa33c
MR
1469amd3dnow_deps="mmx"
1470amd3dnowext_deps="amd3dnow"
9eeed841 1471mmx_deps="x86"
239fdf1b 1472mmxext_deps="mmx"
50cd43f2
DB
1473sse_deps="mmxext"
1474sse2_deps="sse"
1475sse3_deps="sse2"
1476ssse3_deps="sse3"
1477sse4_deps="ssse3"
1478sse42_deps="sse4"
1479avx_deps="sse42"
79687079 1480fma4_deps="avx"
9eeed841 1481
43b73d59
DB
1482mmx_external_deps="yasm"
1483mmx_inline_deps="inline_asm"
1484mmx_suggest="mmx_external mmx_inline"
1485
1486for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1487 eval dep=\$${ext}_deps
1488 eval ${ext}_external_deps='"${dep}_external"'
1489 eval ${ext}_inline_deps='"${dep}_inline"'
1490 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1491done
1492
59782b82 1493aligned_stack_if_any="ppc x86"
e939cedd 1494fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1495fast_clz_if_any="alpha avr32 mips ppc x86"
1496fast_unaligned_if_any="ppc x86"
669b5583 1497
6fec122a 1498inline_asm_deps="!tms470"
3e0b1c9a 1499need_memalign="altivec neon sse"
89e053f8 1500
b462d132
MR
1501symver_if_any="symver_asm_label symver_gnu_asm"
1502
88a35699
MS
1503log2_deps="!msvcrt"
1504
26fbcc85 1505# subsystems
dc609252 1506dct_select="rdft"
b93b27ed
RB
1507error_resilience_select="dsputil"
1508lpc_select="dsputil"
26fbcc85
MR
1509mdct_select="fft"
1510rdft_select="fft"
1e164c0b 1511mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1512mpegaudiodsp_select="dct"
b93b27ed 1513mpegvideo_select="dsputil videodsp"
ad08dfd5 1514mpegvideoenc_select="mpegvideo"
26fbcc85 1515
ed40b6bf 1516# decoders / encoders
cfc2a0cf 1517aac_decoder_select="mdct sinewin"
aa11cb79 1518aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1519aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1520ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1521ac3_encoder_select="mdct ac3dsp dsputil"
1522ac3_fixed_encoder_select="mdct ac3dsp dsputil"
f4d608e3 1523alac_encoder_select="lpc"
b93b27ed 1524als_decoder_select="dsputil"
b781cc12 1525amrnb_decoder_select="lsp"
2b2a597e 1526amrwb_decoder_select="lsp"
b93b27ed
RB
1527amv_decoder_select="dsputil"
1528ape_decoder_select="dsputil"
1529asv1_decoder_select="dsputil"
1530asv1_encoder_select="dsputil"
1531asv2_decoder_select="dsputil"
1532asv2_encoder_select="dsputil"
4538729a 1533atrac1_decoder_select="mdct sinewin"
26fbcc85 1534atrac3_decoder_select="mdct"
b93b27ed 1535bink_decoder_select="dsputil"
a33657ce
DB
1536binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1537binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1538cavs_decoder_select="dsputil golomb h264chroma videodsp"
1539cllc_decoder_select="dsputil"
9b500b8f 1540comfortnoise_encoder_select="lpc"
b93b27ed 1541cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1542cscd_decoder_select="lzo"
2eef7c62 1543cscd_decoder_suggest="zlib"
26fbcc85 1544dca_decoder_select="mdct"
b93b27ed
RB
1545dnxhd_decoder_select="dsputil"
1546dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1547dvvideo_decoder_select="dsputil"
1548dvvideo_encoder_select="dsputil"
2eef7c62 1549dxa_decoder_select="zlib"
baf91bb9 1550eac3_decoder_select="ac3_decoder"
4264a0dd 1551eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1552eamad_decoder_select="aandcttables dsputil mpegvideo"
1553eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1554eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1555ffv1_decoder_select="dsputil golomb rangecoder"
1556ffv1_encoder_select="dsputil rangecoder"
1557ffvhuff_decoder_select="dsputil"
1558ffvhuff_encoder_select="dsputil huffman"
4f034993 1559flac_decoder_select="golomb"
b93b27ed 1560flac_encoder_select="dsputil golomb lpc"
2eef7c62
AJ
1561flashsv_decoder_select="zlib"
1562flashsv_encoder_select="zlib"
c2d23309 1563flashsv2_decoder_select="zlib"
4414137e 1564flv_decoder_select="h263_decoder"
4d4b4bd1 1565flv_encoder_select="h263_encoder"
b93b27ed
RB
1566fourxm_decoder_select="dsputil"
1567fraps_decoder_select="dsputil huffman"
c292f6a2 1568h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1569h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1570h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1571h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1572h263i_decoder_select="h263_decoder"
fe629c2d 1573h263p_encoder_select="h263_encoder"
0b499c9b
RB
1574h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1575h264_decoder_suggest="error_resilience"
b93b27ed
RB
1576huffyuv_decoder_select="dsputil"
1577huffyuv_encoder_select="dsputil huffman"
1578iac_decoder_select="dsputil fft mdct sinewin"
1579imc_decoder_select="dsputil fft mdct sinewin"
1580indeo3_decoder_select="dsputil"
1581interplay_video_decoder_select="dsputil"
1582jpegls_decoder_select="dsputil golomb"
4f034993 1583jpegls_encoder_select="golomb"
b93b27ed
RB
1584jv_decoder_select="dsputil"
1585lagarith_decoder_select="dsputil"
ad08dfd5 1586ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1587loco_decoder_select="golomb"
b93b27ed
RB
1588mdec_decoder_select="dsputil error_resilience mpegvideo"
1589mimic_decoder_select="dsputil"
1590mjpeg_decoder_select="dsputil"
1591mjpegb_decoder_select="dsputil"
1592mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1593mlp_decoder_select="dsputil mlp_parser"
1594motionpixels_decoder_select="dsputil"
1e164c0b
DB
1595mp1_decoder_select="mpegaudio"
1596mp1float_decoder_select="mpegaudio"
1597mp2_decoder_select="mpegaudio"
1598mp2float_decoder_select="mpegaudio"
1599mp3_decoder_select="mpegaudio"
1600mp3adu_decoder_select="mpegaudio"
1601mp3adufloat_decoder_select="mpegaudio"
1602mp3float_decoder_select="mpegaudio"
1603mp3on4_decoder_select="mpegaudio"
1604mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1605mpc7_decoder_select="dsputil mpegaudiodsp"
1606mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1607mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1608mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1609mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1610mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1611mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1612mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1613mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1614mpeg4_encoder_select="h263_encoder"
4414137e 1615msmpeg4v1_decoder_select="h263_decoder"
4414137e 1616msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1617msmpeg4v2_encoder_select="h263_encoder"
4414137e 1618msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1619msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1620mss2_decoder_select="error_resilience vc1_decoder"
b93b27ed 1621mxpeg_decoder_select="dsputil"
4538729a 1622nellymoser_decoder_select="mdct sinewin"
aa11cb79 1623nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed
RB
1624nuv_decoder_select="dsputil lzo"
1625png_decoder_select="dsputil zlib"
1626png_encoder_select="dsputil zlib"
1627prores_decoder_select="dsputil"
1628prores_encoder_select="dsputil"
b781cc12 1629qcelp_decoder_select="lsp"
c4f5c2d6 1630qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1631ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1632ralf_decoder_select="golomb"
06b54e84 1633rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1634rv10_encoder_select="h263_encoder"
06b54e84 1635rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1636rv20_encoder_select="h263_encoder"
870add0d
DB
1637rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1638rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1639shorten_decoder_select="golomb"
b781cc12 1640sipr_decoder_select="lsp"
b93b27ed
RB
1641sp5x_decoder_select="dsputil"
1642svq1_decoder_select="dsputil"
1643svq1_encoder_select="aandcttables dsputil mpegvideoenc"
0b499c9b
RB
1644svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo videodsp"
1645svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1646tak_decoder_select="dsputil"
4eef77c1 1647theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1648tiff_decoder_suggest="zlib"
1649tiff_encoder_suggest="zlib"
b93b27ed 1650thp_decoder_select="dsputil"
aec09a00 1651truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1652truemotion2_decoder_select="dsputil"
1653truespeech_decoder_select="dsputil"
2eef7c62 1654tscc_decoder_select="zlib"
4538729a 1655twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1656utvideo_decoder_select="dsputil"
1657utvideo_encoder_select="dsputil huffman"
1658vble_decoder_select="dsputil"
06b54e84 1659vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1660vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1661vorbis_decoder_select="mdct"
1662vorbis_encoder_select="mdct"
b93b27ed
RB
1663vp3_decoder_select="dsputil vp3dsp videodsp"
1664vp5_decoder_select="dsputil h264chroma videodsp vp3dsp"
1665vp6_decoder_select="dsputil h264chroma huffman videodsp vp3dsp"
e82dc4c9
DB
1666vp6a_decoder_select="vp6_decoder"
1667vp6f_decoder_select="vp6_decoder"
8c53d39e 1668vp8_decoder_select="h264pred videodsp"
4538729a
MR
1669wmapro_decoder_select="mdct sinewin"
1670wmav1_decoder_select="mdct sinewin"
1671wmav1_encoder_select="mdct sinewin"
1672wmav2_decoder_select="mdct sinewin"
1673wmav2_encoder_select="mdct sinewin"
1674wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1675wmv1_decoder_select="h263_decoder"
665507aa 1676wmv1_encoder_select="h263_encoder"
870add0d 1677wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1678wmv2_encoder_select="h263_encoder"
015f8ee0 1679wmv3_decoder_select="vc1_decoder"
45ecda85 1680wmv3image_decoder_select="wmv3_decoder"
0e714f88 1681zerocodec_decoder_select="zlib"
2eef7c62
AJ
1682zlib_decoder_select="zlib"
1683zlib_encoder_select="zlib"
1684zmbv_decoder_select="zlib"
1685zmbv_encoder_select="zlib"
30fd06be 1686
ed40b6bf 1687# hardware accelerators
215cdd35 1688dxva2_deps="dxva2api_h"
0afab17e 1689vaapi_deps="va_va_h"
ac3dbb4d 1690vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1691vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1692vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1693
82ca17ac
DB
1694h263_vaapi_hwaccel_deps="vaapi"
1695h263_vaapi_hwaccel_select="h263_decoder"
1696h263_vdpau_hwaccel_deps="vdpau"
1697h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1698h264_dxva2_hwaccel_deps="dxva2"
1699h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1700h264_vaapi_hwaccel_deps="vaapi"
1701h264_vaapi_hwaccel_select="h264_decoder"
1702h264_vda_hwaccel_deps="vda"
1703h264_vda_hwaccel_select="h264_decoder"
1704h264_vdpau_decoder_deps="vdpau"
1705h264_vdpau_decoder_select="h264_decoder"
1706h264_vdpau_hwaccel_deps="vdpau"
1707h264_vdpau_hwaccel_select="h264_decoder"
1708mpeg_vdpau_decoder_deps="vdpau"
d767e2f9 1709mpeg_vdpau_decoder_select="mpeg2video_decoder"
82ca17ac
DB
1710mpeg1_vdpau_decoder_deps="vdpau"
1711mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1712mpeg1_vdpau_hwaccel_deps="vdpau"
1713mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1714mpeg2_dxva2_hwaccel_deps="dxva2"
1715mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1716mpeg2_vaapi_hwaccel_deps="vaapi"
1717mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1718mpeg2_vdpau_hwaccel_deps="vdpau"
1719mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1720mpeg4_vaapi_hwaccel_deps="vaapi"
1721mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1722mpeg4_vdpau_decoder_deps="vdpau"
1723mpeg4_vdpau_decoder_select="mpeg4_decoder"
1724mpeg4_vdpau_hwaccel_deps="vdpau"
1725mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1726vc1_dxva2_hwaccel_deps="dxva2"
1727vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1728vc1_vaapi_hwaccel_deps="vaapi"
1729vc1_vaapi_hwaccel_select="vc1_decoder"
1730vc1_vdpau_decoder_deps="vdpau"
1731vc1_vdpau_decoder_select="vc1_decoder"
1732vc1_vdpau_hwaccel_deps="vdpau"
1733vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1734wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1735wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1736wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1737wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1738
28b80940 1739# parsers
0b499c9b 1740h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1741mpeg4video_parser_select="error_resilience mpegvideo"
1742mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1743vc1_parser_select="mpegvideo"
28b80940 1744
912f3148 1745# external libraries
c9171a83 1746libfaac_encoder_deps="libfaac"
aa11cb79 1747libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1748libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1749libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1750libgsm_decoder_deps="libgsm"
1751libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1752libgsm_ms_decoder_deps="libgsm"
1753libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1754libilbc_decoder_deps="libilbc"
1755libilbc_encoder_deps="libilbc"
1cc60c47 1756libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1757libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1758libopencore_amrnb_decoder_deps="libopencore_amrnb"
1759libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1760libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1761libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1762libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1763libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1764libopus_decoder_deps="libopus"
6cb8c854 1765libopus_encoder_deps="libopus"
aa11cb79 1766libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1767libschroedinger_decoder_deps="libschroedinger"
1768libschroedinger_encoder_deps="libschroedinger"
ae14f311 1769libspeex_decoder_deps="libspeex"
b606a017 1770libspeex_encoder_deps="libspeex"
aa11cb79 1771libspeex_encoder_select="audio_frame_queue"
150d2772 1772libtheora_encoder_deps="libtheora"
d89e738a 1773libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1774libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1775libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1776libvorbis_encoder_deps="libvorbis"
aa11cb79 1777libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1778libvpx_vp8_decoder_deps="libvpx"
1779libvpx_vp8_encoder_deps="libvpx"
1780libvpx_vp9_decoder_deps="libvpx"
1781libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1782libx264_encoder_deps="libx264"
de295976 1783libxavs_encoder_deps="libxavs"
1cc60c47 1784libxvid_encoder_deps="libxvid"
30fd06be 1785
912f3148 1786# demuxers / muxers
c2dd0e9e 1787ac3_demuxer_select="ac3_parser"
647c2356 1788asf_stream_muxer_select="asf_muxer"
4e622dea 1789avisynth_demuxer_deps="avisynth"
c2dd0e9e 1790dirac_demuxer_select="dirac_parser"
5b423887 1791eac3_demuxer_select="ac3_parser"
c2dd0e9e 1792flac_demuxer_select="flac_parser"
647c2356 1793ipod_muxer_select="mov_muxer"
31f16dc1 1794ismv_muxer_select="mov_muxer"
647c2356 1795matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1796matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1797mov_demuxer_suggest="zlib"
5ad2f0bf 1798mov_muxer_select="rtpenc_chain"
c2dd0e9e 1799mp3_demuxer_select="mpegaudio_parser"
647c2356 1800mp4_muxer_select="mov_muxer"
75644335 1801mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1802mpegtsraw_demuxer_select="mpegts_demuxer"
1803mxf_d10_muxer_select="mxf_muxer"
24ca518b 1804ogg_demuxer_select="golomb"
647c2356 1805psp_muxer_select="mov_muxer"
44594cc7 1806rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1807rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1808rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1809rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1810sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1811sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1812sdp_demuxer_select="rtpdec"
e772f9fa 1813smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1814spdif_muxer_select="aac_parser"
57231e4d 1815tak_demuxer_select="tak_parser"
647c2356
DB
1816tg2_muxer_select="mov_muxer"
1817tgp_muxer_select="mov_muxer"
6bdaa5f4 1818w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1819
1820# indevs / outdevs
38e54a75 1821alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1822alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1823bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1824dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1825fbdev_indev_deps="linux_fb_h"
38e54a75 1826jack_indev_deps="jack_jack_h"
e417d80d 1827libcdio_indev_deps="libcdio"
38e54a75 1828libdc1394_indev_deps="libdc1394"
38e54a75
SS
1829oss_indev_deps_any="soundcard_h sys_soundcard_h"
1830oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1831pulse_indev_deps="libpulse"
15d59d2c
B
1832sndio_indev_deps="sndio_h"
1833sndio_outdev_deps="sndio_h"
38e54a75 1834v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1835vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1836vfwcap_indev_extralibs="-lavicap32"
24f8961f 1837x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1838
912f3148 1839# protocols
acd554c1
SP
1840ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1841ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1842ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1843ffrtmphttp_protocol_deps="!librtmp_protocol"
1844ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1845gopher_protocol_select="network"
c40e1757 1846httpproxy_protocol_select="tcp_protocol"
279a0c97 1847http_protocol_select="tcp_protocol"
183baead 1848https_protocol_select="tls_protocol"
c3b57d6e
DB
1849librtmp_protocol_deps="librtmp"
1850librtmpe_protocol_deps="librtmp"
1851librtmps_protocol_deps="librtmp"
1852librtmpt_protocol_deps="librtmp"
1853librtmpte_protocol_deps="librtmp"
c60a2d70 1854mmsh_protocol_select="http_protocol"
998c1ee1 1855mmst_protocol_select="network"
c3b57d6e 1856rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1857rtmp_protocol_select="tcp_protocol"
acd554c1 1858rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1859rtmps_protocol_deps="!librtmp_protocol"
1860rtmps_protocol_select="tls_protocol"
775c4d36 1861rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1862rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1863rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1864rtp_protocol_select="udp_protocol"
998c1ee1
DB
1865sctp_protocol_deps="struct_sctp_event_subscribe"
1866sctp_protocol_select="network"
0eecafc9 1867srtp_protocol_select="rtp_protocol"
998c1ee1 1868tcp_protocol_select="network"
558d192d
MS
1869tls_protocol_deps_any="openssl gnutls"
1870tls_protocol_select="tcp_protocol"
998c1ee1 1871udp_protocol_select="network"
c08fb000 1872
6ebf0bfc 1873# filters
13fabd7a 1874blackframe_filter_deps="gpl"
ce6b6ef6 1875boxblur_filter_deps="gpl"
68b79bfc 1876cropdetect_filter_deps="gpl"
b157be1f 1877delogo_filter_deps="gpl"
a5b64584 1878drawtext_filter_deps="libfreetype"
2e5ff4d0 1879frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1880frei0r_filter_extralibs='$ldl'
a42bb9d6 1881frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1882frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1883hqdn3d_filter_deps="gpl"
3fce1367 1884interlace_filter_deps="gpl"
d371e7b9 1885resample_filter_deps="avresample"
cf69ad35 1886ocv_filter_deps="libopencv"
2f296e39 1887scale_filter_deps="swscale"
acbac567 1888yadif_filter_deps="gpl"
6ebf0bfc 1889
5a0f7131 1890# libraries
d89f2fa9
DB
1891avcodec_deps="avutil"
1892avdevice_deps="avutil avcodec avformat"
1893avfilter_deps="avutil"
1894avformat_deps="avutil avcodec"
1895avresample_deps="avutil"
1896swscale_deps="avutil"
f7679c54 1897
912f3148 1898# programs
54fd593a 1899avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1900avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1901 fps_filter null_filter resample_filter scale_filter
1902 setpts_filter"
d173ede1 1903avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1904avplay_select="rdft"
9e12f0bf 1905avprobe_deps="avcodec avformat"
b263bf66 1906avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1907avserver_extralibs='$ldl'
a2830dca 1908
c73f65d9 1909doc_deps="texi2html"
912f3148 1910
de6d9b64 1911# default parameters
8a608357 1912
19bd477d 1913logfile="config.log"
8a608357
MR
1914
1915# installation paths
c9d19248
MR
1916prefix_default="/usr/local"
1917bindir_default='${prefix}/bin'
6291d7e4 1918datadir_default='${prefix}/share/avconv'
c9d19248
MR
1919incdir_default='${prefix}/include'
1920libdir_default='${prefix}/lib'
1921mandir_default='${prefix}/share/man'
1922shlibdir_default="$libdir_default"
8a608357
MR
1923
1924# toolchain
121d78d0 1925ar_default="ar"
13c7df3d 1926cc_default="gcc"
9da6609f 1927host_cc_default="gcc"
4ebc6a74 1928cp_f="cp -f"
b58b00ae 1929ln_s="ln -s -f"
2a8a860a 1930nm_default="nm -g"
11e6d03a 1931objformat="elf"
3f8040db 1932pkg_config_default=pkg-config
be7109c1 1933ranlib="ranlib"
11e6d03a 1934yasmexe="yasm"
8a608357 1935
3e0b1c9a 1936nogas=":"
8182dc34 1937
8a608357 1938# machine
8d4c00ed 1939arch_default=$(uname -m)
38d0a8aa 1940cpu="generic"
8a608357 1941
8a608357 1942# OS
8d4c00ed
MR
1943target_os_default=$(tolower $(uname -s))
1944host_os=$target_os_default
8a608357 1945
8a608357 1946# configurable options
d89f2fa9 1947enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1948
3e0b1c9a
DB
1949enable asm
1950enable debug
1951enable doc
8400d6b8 1952enable optimizations
8cfbbd92 1953enable safe_bitstream_reader
530dc538 1954enable static
a9ddb5b1 1955enable swscale_alpha
8a608357 1956
2e2ec667
DB
1957# By default, enable only those hwaccels that have no external dependencies.
1958enable dxva2 vdpau
1959
8a608357 1960# build settings
9987769a 1961SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1962AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1963LIBPREF="lib"
1964LIBSUF=".a"
c5f14466
RP
1965FULLNAME='$(NAME)$(BUILDSUF)'
1966LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1967SLIBPREF="lib"
1968SLIBSUF=".so"
c5f14466 1969SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1970SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1971SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1972LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1973SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1974SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1975
68485d1f
MR
1976asflags_filter=echo
1977cflags_filter=echo
64933b6c
MR
1978ldflags_filter=echo
1979
23565c26 1980AS_C='-c'
bc877faf 1981AS_O='-o $@'
23565c26 1982CC_C='-c'
18031c49 1983CC_E='-E -o $@'
7e6c86e6 1984CC_O='-o $@'
a758c5e2 1985LD_O='-o $@'
8db73c61
MR
1986LD_LIB='-l%'
1987LD_PATH='-L'
23565c26 1988HOSTCC_C='-c'
a758c5e2 1989HOSTCC_O='-o $@'
095792f2 1990HOSTLD_O='-o $@'
7e6c86e6 1991
4cc4b33f
DB
1992host_cflags='-O3 -g'
1993host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 1994host_libs='-lm'
6c3fa06a
MR
1995host_cflags_filter=echo
1996host_ldflags_filter=echo
9da6609f 1997
9b861379 1998target_path='$(CURDIR)'
a7ada2ba 1999
a158446b
MR
2000# since the object filename is not given with the -MM flag, the compiler
2001# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2002DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2003DEPFLAGS='-MM'
315c741d 2004
c597172e 2005# find source path
24524f36 2006if test -f configure; then
f038cf3c 2007 source_path=.
c597172e 2008else
8477f2de 2009 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2010 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2011 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2012 test -e "$source_path/config.h" &&
2013 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2014fi
2015
13cbe2c0 2016for v in "$@"; do
b04251c5
MR
2017 r=${v#*=}
2018 l=${v%"$r"}
2019 r=$(sh_quote "$r")
29ba0911 2020 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2021done
c597172e 2022
73ef8980
MR
2023find_things(){
2024 thing=$1
2025 pattern=$2
2026 file=$source_path/$3
932ccf39 2027 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2028}
2029
2030ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2031DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2032HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2033PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2034BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2035MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2036DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2037OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2038INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2039PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2040FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2041
54e75be4
DB
2042ALL_COMPONENTS="
2043 $BSF_LIST
2044 $DECODER_LIST
2045 $DEMUXER_LIST
2046 $ENCODER_LIST
2047 $FILTER_LIST
2048 $HWACCEL_LIST
2049 $INDEV_LIST
2050 $MUXER_LIST
2051 $OUTDEV_LIST
2052 $PARSER_LIST
2053 $PROTOCOL_LIST
2054"
2055
8469ae22
MR
2056for n in $COMPONENT_LIST; do
2057 v=$(toupper ${n%s})_LIST
2058 eval enable \$$v
2059 eval ${n}_if_any="\$$v"
2060done
2061
206a070d 2062enable $ARCH_EXT_LIST
c597172e
MR
2063
2064die_unknown(){
2065 echo "Unknown option \"$1\"."
2066 echo "See $0 --help for available options."
2067 exit 1
2068}
2069
7432e872
DB
2070print_3_columns() {
2071 cat | tr ' ' '\n' | sort | pr -r -3 -t
2072}
2073
794f8e97 2074show_list() {
bf0c4afa
RP
2075 suffix=_$1
2076 shift
7432e872 2077 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2078 exit 0
2079}
2080
154caa67
MR
2081rand_list(){
2082 IFS=', '
2083 set -- $*
2084 unset IFS
2085 for thing; do
2086 comp=${thing%:*}
2087 prob=${thing#$comp}
2088 prob=${prob#:}
2089 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2090 echo "prob ${prob:-0.5}"
2091 printf '%s\n' $comp
2092 done
2093}
2094
2095do_random(){
2096 action=$1
2097 shift
2098 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2099 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2100}
2101
c597172e 2102for opt do
7483e694
DB
2103 optval="${opt#*=}"
2104 case "$opt" in
ea061af1
DB
2105 --extra-ldflags=*)
2106 add_ldflags $optval
7e9e7cc2 2107 ;;
ea061af1
DB
2108 --extra-libs=*)
2109 add_extralibs $optval
7e9e7cc2 2110 ;;
ea061af1
DB
2111 --disable-devices)
2112 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2113 ;;
ea061af1
DB
2114 --enable-debug=*)
2115 debuglevel="$optval"
7e9e7cc2
MR
2116 ;;
2117 --disable-programs)
2118 disable $PROGRAM_LIST
2119 ;;
2120 --disable-everything)
2121 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2122 ;;
844c6852
DB
2123 --disable-all)
2124 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2125 disable $LIBRARY_LIST $PROGRAM_LIST doc
2126 ;;
7e9e7cc2
MR
2127 --enable-random|--disable-random)
2128 action=${opt%%-random}
2129 do_random ${action#--} $COMPONENT_LIST
2130 ;;
2131 --enable-random=*|--disable-random=*)
2132 action=${opt%%-random=*}
2133 do_random ${action#--} $optval
2134 ;;
2135 --enable-*=*|--disable-*=*)
2136 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2137 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2138 eval list=\$$(toupper $thing)_LIST
2139 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2140 $action $(filter "$name" $list)
2141 ;;
2142 --enable-?*|--disable-?*)
2143 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2144 if is_in $option $COMPONENT_LIST; then
2145 test $action = disable && action=unset
2146 eval $action \$$(toupper ${option%s})_LIST
2147 elif is_in $option $CMDLINE_SELECT; then
2148 $action $option
2149 else
2150 die_unknown $opt
2151 fi
2152 ;;
2153 --list-*)
2154 NAME="${opt#--list-}"
2155 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2156 NAME=${NAME%s}
2157 eval show_list $NAME \$$(toupper $NAME)_LIST
2158 ;;
2159 --help|-h) show_help
2160 ;;
2161 *)
2162 optname="${opt%%=*}"
2163 optname="${optname#--}"
2164 optname=$(echo "$optname" | sed 's/-/_/g')
2165 if is_in $optname $CMDLINE_SET; then
2166 eval $optname='$optval'
2167 elif is_in $optname $CMDLINE_APPEND; then
2168 append $optname "$optval"
2169 else
2170 die_unknown $opt
2171 fi
2172 ;;
7483e694 2173 esac
c597172e
MR
2174done
2175
bcea99bb
MR
2176disabled logging && logfile=/dev/null
2177
29ba0911 2178echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2179set >> $logfile
2180
9da6609f
MR
2181test -n "$cross_prefix" && enable cross_compile
2182
8d4c00ed
MR
2183if enabled cross_compile; then
2184 test -n "$arch" && test -n "$target_os" ||
2185 die "Must specify target arch and OS when cross-compiling"
2186fi
2187
121d78d0 2188ar_default="${cross_prefix}${ar_default}"
11e6d03a 2189cc_default="${cross_prefix}${cc_default}"
20e0ed95 2190nm_default="${cross_prefix}${nm_default}"
3f8040db 2191pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2192ranlib="${cross_prefix}${ranlib}"
adb2b908 2193
c5200f17
MR
2194sysinclude_default="${sysroot}/usr/include"
2195
aeeb782c 2196case "$toolchain" in
0fbb62a8
LB
2197 clang-asan)
2198 cc_default="clang"
19f251a2
LB
2199 add_cflags -fsanitize=address
2200 add_ldflags -fsanitize=address
0fbb62a8
LB
2201 ;;
2202 clang-tsan)
2203 cc_default="clang"
19f251a2
LB
2204 add_cflags -fsanitize=thread -pie
2205 add_ldflags -fsanitize=thread -pie
0fbb62a8 2206 ;;
aeeb782c
MR
2207 msvc)
2208 cc_default="c99wrap cl"
2209 ld_default="c99wrap link"
2210 nm_default="dumpbin -symbols"
ac3a9b51 2211 ar_default="lib"
53e8cd68 2212 target_os_default="win32"
aeeb782c 2213 ;;
a862c7d3
RT
2214 gcov)
2215 add_cflags -fprofile-arcs -ftest-coverage
2216 add_ldflags -fprofile-arcs -ftest-coverage
2217 ;;
aeeb782c
MR
2218 ?*)
2219 die "Unknown toolchain $toolchain"
2220 ;;
2221esac
2222
53e8cd68 2223set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2224enabled cross_compile || host_cc_default=$cc
2225set_default host_cc
13c7df3d 2226
762f95e4
MR
2227if ! $pkg_config --version >/dev/null 2>&1; then
2228 warn "$pkg_config not found, library detection may fail."
2229 pkg_config=false
2230fi
2231
82bb3329
MR
2232exesuf() {
2233 case $1 in
53e8cd68 2234 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2235 esac
2236}
2237
2238EXESUF=$(exesuf $target_os)
2239HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2240
e4e69e0b 2241# set temporary file name
a49d42c2 2242: ${TMPDIR:=$TEMPDIR}
c51fafa1 2243: ${TMPDIR:=$TMP}
a49d42c2 2244: ${TMPDIR:=/tmp}
e4e69e0b 2245
a210bce2 2246if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2247 # simple replacement for missing mktemp
2248 # NOT SAFE FOR GENERAL USE
2249 mktemp(){
09a5c245 2250 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2251 }
2252fi
2253
2254tmpfile(){
2255 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2256 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2257 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2258 append TMPFILES $tmp
2259 eval $1=$tmp
2260}
2261
2262trap 'rm -f -- $TMPFILES' EXIT
54460a83 2263
55127e7b 2264tmpfile TMPASM .asm
3e0b1c9a
DB
2265tmpfile TMPC .c
2266tmpfile TMPE $EXESUF
2267tmpfile TMPH .h
2268tmpfile TMPO .o
2269tmpfile TMPS .S
2270tmpfile TMPSH .sh
2271tmpfile TMPV .ver
54460a83
MR
2272
2273unset -f mktemp
e4e69e0b 2274
fb3c4ffc
MR
2275chmod +x $TMPE
2276
993f2d0f
MR
2277# make sure we can execute files in $TMPDIR
2278cat > $TMPSH 2>> $logfile <<EOF
2279#! /bin/sh
2280EOF
2281chmod +x $TMPSH >> $logfile 2>&1
2282if ! $TMPSH >> $logfile 2>&1; then
2283 cat <<EOF
2284Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2285variable to another directory and make sure that it is not mounted noexec.
2286EOF
2287 die "Sanity test failed."
2288fi
993f2d0f 2289
457cc333
MR
2290ccc_flags(){
2291 for flag; do
2292 case $flag in
2293 -std=c99) echo -c99 ;;
2294 -mcpu=*) echo -arch ${flag#*=} ;;
2295 -mieee) echo -ieee ;;
2296 -O*|-fast) echo $flag ;;
2297 -fno-math-errno) echo -assume nomath_errno ;;
2298 -g) echo -g3 ;;
2299 -Wall) echo -msg_enable level2 ;;
2300 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2301 -Wl,*) echo $flag ;;
2302 -f*|-W*) ;;
2303 *) echo $flag ;;
2304 esac
2305 done
2306}
2307
dfa559bc
RB
2308msvc_flags(){
2309 for flag; do
2310 case $flag in
2311 -fomit-frame-pointer) echo -Oy ;;
2312 -g) echo -Z7 ;;
2313 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2314 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2315 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2316 -wd4996 -wd4273 ;;
dfa559bc
RB
2317 -std=c99) ;;
2318 -fno-math-errno) ;;
2319 -fno-common) ;;
2320 -fno-signed-zeros) ;;
50640977 2321 -fPIC) ;;
dfa559bc 2322 -lz) echo zlib.lib ;;
bd680c7b
DB
2323 -lavifil32) echo vfw32.lib ;;
2324 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2325 -l*) echo ${flag#-l}.lib ;;
2326 *) echo $flag ;;
2327 esac
2328 done
2329}
2330
d0c6d424
MR
2331pgi_flags(){
2332 for flag; do
2333 case $flag in
643933f5 2334 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2335 -fomit-frame-pointer) echo -Mnoframe ;;
2336 -g) echo -gopt ;;
2337 *) echo $flag ;;
2338 esac
2339 done
2340}
2341
2342suncc_flags(){
2343 for flag; do
2344 case $flag in
2345 -march=*|-mcpu=*)
2346 case "${flag#*=}" in
2347 native) echo -xtarget=native ;;
2348 v9|niagara) echo -xarch=sparc ;;
2349 ultrasparc) echo -xarch=sparcvis ;;
2350 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2351 i586|pentium) echo -xchip=pentium ;;
2352 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2353 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2354 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2355 pentium4*) echo -xtarget=pentium4 ;;
2356 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2357 *-sse3) echo -xarch=sse3 ;;
2358 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2359 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2360 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2361 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2362 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2363 k8|opteron|athlon64|athlon-fx)
2364 echo -xarch=sse2a ;;
2365 athlon*) echo -xarch=pentium_proa ;;
2366 esac
2367 ;;
2368 -std=c99) echo -xc99 ;;
2369 -fomit-frame-pointer) echo -xregs=frameptr ;;
2370 -fPIC) echo -KPIC -xcode=pic32 ;;
2371 -W*,*) echo $flag ;;
5e753ed5
SM
2372 -f*-*|-W*|-mimpure-text) ;;
2373 -shared) echo -G ;;
d0c6d424
MR
2374 *) echo $flag ;;
2375 esac
2376 done
2377}
2378
2379tms470_flags(){
2380 for flag; do
2381 case $flag in
2382 -march=*|-mcpu=*)
2383 case "${flag#*=}" in
2384 armv7-a|cortex-a*) echo -mv=7a8 ;;
2385 armv7-r|cortex-r*) echo -mv=7r4 ;;
2386 armv7-m|cortex-m*) echo -mv=7m3 ;;
2387 armv6*|arm11*) echo -mv=6 ;;
2388 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2389 echo -mv=5e ;;
2390 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2391 esac
2392 ;;
2393 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2394 -mfpu=vfp) echo --float_support=vfpv2 ;;
2395 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2396 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2397 -msoft-float) echo --float_support=vfplib ;;
2398 -O[0-3]|-mf=*) echo $flag ;;
2399 -g) echo -g -mn ;;
2400 -pds=*) echo $flag ;;
ad93dccb
MR
2401 -D*|-I*) echo $flag ;;
2402 --gcc|--abi=*) echo $flag ;;
2403 -me) echo $flag ;;
d0c6d424
MR
2404 esac
2405 done
2406}
2407
a758c5e2
MR
2408probe_cc(){
2409 pfx=$1
2410 _cc=$2
2411
8db73c61
MR
2412 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2413 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2414 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2415 _flags_filter=echo
2416
2417 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2418 _type=llvm_gcc
2419 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2420 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2421 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2422 _cflags_speed='-O3'
2423 _cflags_size='-Os'
2424 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2425 _type=gcc
2426 gcc_version=$($_cc --version | head -n1)
2427 gcc_basever=$($_cc -dumpversion)
2428 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2429 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2430 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2431 if ! $_cc -dumpversion | grep -q '^2\.'; then
2432 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2433 fi
2434 _cflags_speed='-O3'
2435 _cflags_size='-Os'
b2d688ea 2436 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2437 _type=icc
2438 _ident=$($_cc --version | head -n1)
2439 _depflags='-MMD'
2440 _cflags_speed='-O3'
2441 _cflags_size='-Os'
2442 _cflags_noopt='-O1'
2443 elif $_cc -v 2>&1 | grep -q xlc; then
2444 _type=xlc
2445 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2446 _cflags_speed='-O5'
2447 _cflags_size='-O5 -qcompact'
2448 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2449 _type=ccc
2450 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2451 _DEPFLAGS='-M'
a758c5e2
MR
2452 _cflags_speed='-fast'
2453 _cflags_size='-O1'
457cc333 2454 _flags_filter=ccc_flags
a758c5e2
MR
2455 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2456 test -d "$sysroot" || die "No valid sysroot specified."
2457 _type=armcc
2458 _ident=$($_cc --vsn | head -n1)
2459 armcc_conf="$PWD/armcc.conf"
2460 $_cc --arm_linux_configure \
2461 --arm_linux_config_file="$armcc_conf" \
2462 --configure_sysroot="$sysroot" \
2463 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2464 die "Error creating armcc configuration file."
2465 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2466 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2467 as_default="${cross_prefix}gcc"
2468 _depflags='-MMD'
2469 _cflags_speed='-O3'
2470 _cflags_size='-Os'
0122118e 2471 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2472 _type=tms470
2473 _ident=$($_cc -version | head -n1 | tr -s ' ')
2474 _flags='--gcc --abi=eabi -me'
18031c49 2475 _cc_e='-ppl -fe=$@'
a758c5e2 2476 _cc_o='-fe=$@'
a758c5e2
MR
2477 _depflags='-ppa -ppd=$(@:.o=.d)'
2478 _cflags_speed='-O3 -mf=5'
2479 _cflags_size='-O3 -mf=2'
2480 _flags_filter=tms470_flags
2481 elif $_cc -v 2>&1 | grep -q clang; then
2482 _type=clang
2483 _ident=$($_cc --version | head -n1)
2484 _depflags='-MMD'
2485 _cflags_speed='-O3'
2486 _cflags_size='-Os'
2487 elif $_cc -V 2>&1 | grep -q Sun; then
2488 _type=suncc
2489 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2490 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2491 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2492 _ldflags='-std=c99'
2493 _cflags_speed='-O5'
2494 _cflags_size='-O5 -xspace'
2495 _flags_filter=suncc_flags
2496 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2497 _type=pathscale
2498 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2499 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2500 _cflags_speed='-O2'
2501 _cflags_size='-Os'
2502 _flags_filter='filter_out -Wdisabled-optimization'
2503 elif $_cc -v 2>&1 | grep -q Open64; then
2504 _type=open64
2505 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2506 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2507 _cflags_speed='-O2'
2508 _cflags_size='-Os'
2509 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2510 elif $_cc -V 2>&1 | grep -q Portland; then
2511 _type=pgi
2512 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2513 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2514 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2515 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2516 _cflags_noopt="-O1"
2517 _flags_filter=pgi_flags
dfa559bc
RB
2518 elif $_cc 2>&1 | grep -q Microsoft; then
2519 _type=msvc
2520 _ident=$($cc 2>&1 | head -n1)
2521 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2522 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2523 _cflags_speed="-O2"
2524 _cflags_size="-O1"
2525 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2526 if $_cc 2>&1 | grep -q Linker; then
2527 _ld_o='-out $@'
2528 else
2529 _ld_o='-Fe$@'
2530 fi
2531 _cc_o='-Fo $@'
a224b2cb 2532 _cc_e='-P -Fi $@'
dfa559bc
RB
2533 _flags_filter=msvc_flags
2534 _ld_lib='lib%.a'
2535 _ld_path='-libpath:'
2536 _flags='-nologo'
2537 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2538 if [ $pfx = hostcc ]; then
6a0200f2 2539 append _cflags -Dsnprintf=_snprintf
dfa559bc 2540 fi
aef6bd1b 2541 fi
a758c5e2
MR
2542
2543 eval ${pfx}_type=\$_type
2544 eval ${pfx}_ident=\$_ident
2545}
2546
2547set_ccvars(){
23565c26 2548 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2549 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2550 eval ${1}_O=\${_cc_o-\${${1}_O}}
2551
2552 if [ -n "$_depflags" ]; then
2553 eval ${1}_DEPFLAGS=\$_depflags
2554 else
2555 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2556 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2557 eval DEP${1}FLAGS=\$_flags
2558 fi
2559}
2560
2561probe_cc cc "$cc"
2562cflags_filter=$_flags_filter
2563cflags_speed=$_cflags_speed
2564cflags_size=$_cflags_size
2565cflags_noopt=$_cflags_noopt
2566add_cflags $_flags $_cflags
2567cc_ldflags=$_ldflags
2568set_ccvars CC
2569
2570probe_cc hostcc "$host_cc"
2571host_cflags_filter=$_flags_filter
a758c5e2 2572add_host_cflags $_flags $_cflags
a758c5e2 2573set_ccvars HOSTCC
629687f6 2574
851ffa80
MR
2575test -n "$cc_type" && enable $cc_type ||
2576 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2577
75bafbac 2578: ${as_default:=$cc}
50567afa 2579: ${dep_cc_default:=$cc}
684b28e0 2580: ${ld_default:=$cc}
095792f2
MR
2581: ${host_ld_default:=$host_cc}
2582set_default ar as dep_cc ld host_ld
75800dce 2583
a758c5e2
MR
2584probe_cc as "$as"
2585asflags_filter=$_flags_filter
2586add_asflags $_flags $_cflags
2587set_ccvars AS
2588
2589probe_cc ld "$ld"
2590ldflags_filter=$_flags_filter
2591add_ldflags $_flags $_ldflags
2592test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2593LD_O=${_ld_o-$LD_O}
8db73c61
MR
2594LD_LIB=${_ld_lib-$LD_LIB}
2595LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2596
095792f2
MR
2597probe_cc hostld "$host_ld"
2598host_ldflags_filter=$_flags_filter
2599add_host_ldflags $_flags $_ldflags
2600HOSTLD_O=${_ld_o-$HOSTLD_O}
2601
a758c5e2
MR
2602if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2603 probe_cc depcc "$dep_cc"
2604 CCDEP=${_DEPCMD:-$DEPCMD}
2605 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2606 DEPCCFLAGS=$_flags
2607fi
07dec06e 2608
3dbc777c
MR
2609if $ar 2>&1 | grep -q Microsoft; then
2610 arflags="-nologo"
2611 ar_o='-out:$@'
2612elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2613 arflags="rq"
2614 ar_o='$@'
2615else
2616 arflags="rc"
2617 ar_o='$@'
2618fi
2619
7f32f40c 2620add_cflags $extra_cflags
2f2e6c7c 2621add_asflags $extra_cflags
7f32f40c 2622
154d432c
MR
2623if test -n "$sysroot"; then
2624 case "$cc_type" in
00ba041c 2625 gcc|llvm_gcc|clang)
467256f2 2626 add_cppflags --sysroot="$sysroot"
154d432c
MR
2627 add_ldflags --sysroot="$sysroot"
2628 ;;
6fec122a
MR
2629 tms470)
2630 add_cppflags -I"$sysinclude"
2631 add_ldflags --sysroot="$sysroot"
2632 ;;
154d432c
MR
2633 esac
2634fi
2635
d22c13a8
MR
2636if test "$cpu" = host; then
2637 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2638
2639 case "$cc_type" in
613a4e3f 2640 gcc|llvm_gcc)
d22c13a8
MR
2641 check_native(){
2642 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2643 sed -n "/cc1.*$1=/{
27ce1be8
MR
2644 s/.*$1=\\([^ ]*\\).*/\\1/
2645 p
2646 q
2647 }" $TMPE
d22c13a8
MR
2648 }
2649 cpu=$(check_native -march || check_native -mcpu)
2650 ;;
2651 esac
2652
2653 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2654fi
2655
e939cedd
MR
2656# Deal with common $arch aliases
2657case "$arch" in
5873b623
MR
2658 aarch64|arm64)
2659 arch="aarch64"
2660 ;;
e939cedd
MR
2661 arm*)
2662 arch="arm"
2663 ;;
2acda282 2664 mips*|IP*)
e939cedd
MR
2665 arch="mips"
2666 ;;
a6e9d649 2667 parisc*|hppa*)
e939cedd
MR
2668 arch="parisc"
2669 ;;
56203596 2670 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2671 arch="ppc"
2672 ;;
e939cedd
MR
2673 s390|s390x)
2674 arch="s390"
2675 ;;
2676 sh4|sh)
2677 arch="sh4"
2678 ;;
4cd217c0 2679 sun4u|sparc*)
e939cedd 2680 arch="sparc"
e939cedd 2681 ;;
c75848cd
DB
2682 tilegx|tile-gx)
2683 arch="tilegx"
2684 ;;
d33ed7b3 2685 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2686 arch="x86"
2687 ;;
2688esac
2689
851ffa80 2690is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2691enable $arch
e939cedd 2692
df5cdc24 2693# Add processor-specific flags
9ebd45c2 2694if enabled aarch64; then
33db40f8
MR
2695
2696 case $cpu in
2697 armv*)
2698 cpuflags="-march=$cpu"
2699 ;;
2700 *)
2701 cpuflags="-mcpu=$cpu"
2702 ;;
2703 esac
2704
2705elif enabled alpha; then
2706
2707 cpuflags="-mcpu=$cpu"
2708
2709elif enabled arm; then
2710
1234c66a
MR
2711 check_arm_arch() {
2712 check_cpp_condition stddef.h \
2713 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2714 $cpuflags
2715 }
2716
2717 probe_arm_arch() {
2718 if check_arm_arch 4; then echo armv4;
2719 elif check_arm_arch 4T; then echo armv4t;
2720 elif check_arm_arch 5; then echo armv5;
2721 elif check_arm_arch 5E; then echo armv5e;
2722 elif check_arm_arch 5T; then echo armv5t;
2723 elif check_arm_arch 5TE; then echo armv5te;
2724 elif check_arm_arch 5TEJ; then echo armv5te;
2725 elif check_arm_arch 6; then echo armv6;
2726 elif check_arm_arch 6J; then echo armv6j;
2727 elif check_arm_arch 6K; then echo armv6k;
2728 elif check_arm_arch 6Z; then echo armv6z;
2729 elif check_arm_arch 6ZK; then echo armv6zk;
2730 elif check_arm_arch 6T2; then echo armv6t2;
2731 elif check_arm_arch 7; then echo armv7;
2732 elif check_arm_arch 7A 7_A; then echo armv7-a;
2733 elif check_arm_arch 7R 7_R; then echo armv7-r;
2734 elif check_arm_arch 7M 7_M; then echo armv7-m;
2735 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2736 elif check_arm_arch 8A 8_A; then echo armv8-a;
2737 fi
2738 }
2739
2740 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2741
33db40f8
MR
2742 case $cpu in
2743 armv*)
2744 cpuflags="-march=$cpu"
2745 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2746 ;;
2747 *)
2748 cpuflags="-mcpu=$cpu"
2749 case $cpu in
2750 cortex-a*) subarch=armv7a ;;
2751 cortex-r*) subarch=armv7r ;;
2752 cortex-m*) enable thumb; subarch=armv7m ;;
2753 arm11*) subarch=armv6 ;;
2754 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2755 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2756 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2757 esac
2758 ;;
2759 esac
2760
f0fe245b
MR
2761 case "$subarch" in
2762 armv5t*) enable fast_clz ;;
2763 armv[6-8]*) enable fast_clz fast_unaligned ;;
2764 esac
2765
33db40f8
MR
2766elif enabled avr32; then
2767
2768 case $cpu in
2769 ap7[02]0[0-2])
2770 subarch="avr32_ap"
2771 cpuflags="-mpart=$cpu"
2772 ;;
2773 ap)
2774 subarch="avr32_ap"
2775 cpuflags="-march=$cpu"
2776 ;;
2777 uc3[ab]*)
2778 subarch="avr32_uc"
2779 cpuflags="-mcpu=$cpu"
2780 ;;
2781 uc)
2782 subarch="avr32_uc"
2783 cpuflags="-march=$cpu"
2784 ;;
2785 esac
2786
2787elif enabled bfin; then
2788
2789 cpuflags="-mcpu=$cpu"
2790
2791elif enabled mips; then
2792
2793 cpuflags="-march=$cpu"
2794
5d54c126 2795elif enabled ppc; then
343aef9b 2796
56348891
MR
2797 case $(tolower $cpu) in
2798 601|ppc601|powerpc601)
9dbd5c3d 2799 cpuflags="-mcpu=601"
64ad53ff 2800 disable altivec
9dbd5c3d 2801 ;;
56348891 2802 603*|ppc603*|powerpc603*)
9dbd5c3d 2803 cpuflags="-mcpu=603"
64ad53ff 2804 disable altivec
9dbd5c3d 2805 ;;
56348891 2806 604*|ppc604*|powerpc604*)
9dbd5c3d 2807 cpuflags="-mcpu=604"
64ad53ff 2808 disable altivec
9dbd5c3d 2809 ;;
56348891 2810 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2811 cpuflags="-mcpu=750"
64ad53ff 2812 disable altivec
9dbd5c3d 2813 ;;
56348891 2814 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2815 cpuflags="-mcpu=7450"
9dbd5c3d 2816 ;;
56348891 2817 74*|ppc74*|powerpc74*)
7f1fcaf0 2818 cpuflags="-mcpu=7400"
9dbd5c3d 2819 ;;
313f9fbf 2820 g5|970|ppc970|powerpc970)
7f1fcaf0 2821 cpuflags="-mcpu=970"
9dbd5c3d 2822 ;;
313f9fbf 2823 power[3-7]*)
7f1fcaf0 2824 cpuflags="-mcpu=$cpu"
313f9fbf 2825 ;;
56348891 2826 cell)
9dbd5c3d
MR
2827 cpuflags="-mcpu=cell"
2828 enable ldbrx
2829 ;;
4ab26cb4
DB
2830 e500mc)
2831 cpuflags="-mcpu=e500mc"
2832 disable altivec
2833 ;;
7b0b81a1
AL
2834 e500v2)
2835 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2836 disable altivec
2837 ;;
2838 e500)
2839 cpuflags="-mcpu=8540 -mhard-float"
2840 disable altivec
2841 ;;
9dbd5c3d 2842 esac
343aef9b 2843
33db40f8
MR
2844elif enabled sparc; then
2845
2846 case $cpu in
2847 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2848 cpuflags="-mcpu=$cpu"
2849 disable vis
2850 ;;
2851 ultrasparc*|niagara[234])
2852 cpuflags="-mcpu=$cpu"
2853 ;;
2854 esac
2855
343aef9b
MR
2856elif enabled x86; then
2857
9dbd5c3d
MR
2858 case $cpu in
2859 i[345]86|pentium)
2860 cpuflags="-march=$cpu"
2861 disable mmx
2862 ;;
2863 # targets that do NOT support conditional mov (cmov)
2864 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2865 cpuflags="-march=$cpu"
2866 disable cmov
2867 ;;
2868 # targets that do support conditional mov (cmov)
f2ce813e 2869 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2870 cpuflags="-march=$cpu"
2871 enable cmov
2872 enable fast_cmov
2873 ;;
2874 # targets that do support conditional mov but on which it's slow
2875 pentium4|pentium4m|prescott|nocona)
2876 cpuflags="-march=$cpu"
2877 enable cmov
2878 disable fast_cmov
2879 ;;
2880 esac
343aef9b 2881
343aef9b
MR
2882fi
2883
9ebd45c2
MR
2884if [ "$cpu" != generic ]; then
2885 add_cflags $cpuflags
2886 add_asflags $cpuflags
2887fi
df5cdc24 2888
993f2d0f
MR
2889# compiler sanity check
2890check_exec <<EOF
2891int main(void){ return 0; }
2892EOF
2893if test "$?" != 0; then
2894 echo "$cc is unable to create an executable file."
2895 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2896 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2897 echo "Only do this if you know what cross compiling means."
2898 fi
2899 die "C compiler test failed."
2900fi
2901
046f081b 2902add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2903check_cflags -std=c99
50a334e4 2904check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2905#include <stdlib.h>
2906EOF
50a334e4 2907check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2908#include <stdlib.h>
2909EOF
e9b9a2f8 2910
f0125de9 2911check_host_cflags -std=c99
0a6db2a2 2912check_host_cflags -Wall
f0125de9 2913
d4c99513
MR
2914check_64bit(){
2915 arch32=$1
2916 arch64=$2
2917 expr=$3
2918 check_code cc "" "int test[2*($expr) - 1]" &&
2919 subarch=$arch64 || subarch=$arch32
2920}
2921
b24dbcbd 2922case "$arch" in
d11cb13b 2923 aarch64|alpha|ia64)
2acda282
MR
2924 spic=$shared
2925 ;;
2926 mips)
2927 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2928 spic=$shared
b24dbcbd 2929 ;;
a6e9d649
MR
2930 parisc)
2931 check_64bit parisc parisc64 'sizeof(void *) > 4'
2932 spic=$shared
2933 ;;
56203596
MR
2934 ppc)
2935 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2936 spic=$shared
56203596 2937 ;;
4cd217c0
MR
2938 sparc)
2939 check_64bit sparc sparc64 'sizeof(void *) > 4'
2940 spic=$shared
2941 ;;
e939cedd 2942 x86)
d4c99513 2943 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2944 if test "$subarch" = "x86_64"; then
e939cedd 2945 spic=$shared
de27f4d9 2946 fi
b24dbcbd 2947 ;;
b24dbcbd
RP
2948esac
2949
343aef9b 2950enable $subarch
8a3c8627 2951enabled spic && enable pic
b24dbcbd 2952
7483e694 2953# OS specific
4f854758 2954case $target_os in
a1629e28 2955 haiku)
63ae7e7c 2956 prefix_default="/boot/common"
108caaaa 2957 network_extralibs="-lnetwork"
f59c4bd6 2958 host_libs=
a1629e28 2959 ;;
7483e694 2960 sunos)
4d58e4cb 2961 AVSERVERLDFLAGS=""
9987769a 2962 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2963 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2964 network_extralibs="-lsocket -lnsl"
779222db 2965 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2966 # When using suncc to build, the Solaris linker will mark
2967 # an executable with each instruction set encountered by
2968 # the Solaris assembler. As our libraries contain their own
2969 # guards for processor-specific code, instead suppress
2970 # generation of the HWCAPS ELF section on Solaris x86 only.
2971 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2972 nm_default='nm -P -g'
7483e694
DB
2973 ;;
2974 netbsd)
a1e4b3f6 2975 disable symver
07a8eef6
MR
2976 oss_indev_extralibs="-lossaudio"
2977 oss_outdev_extralibs="-lossaudio"
7483e694 2978 ;;
d488c3bc 2979 openbsd|bitrig)
a1e4b3f6 2980 disable symver
7483e694 2981 SHFLAGS='-shared'
69dca3a4 2982 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2983 SLIB_INSTALL_LINKS=
07a8eef6
MR
2984 oss_indev_extralibs="-lossaudio"
2985 oss_outdev_extralibs="-lossaudio"
7483e694 2986 ;;
a1e4b3f6 2987 dragonfly)
a1e4b3f6
MR
2988 disable symver
2989 ;;
2990 freebsd)
7483e694
DB
2991 ;;
2992 bsd/os)
355d81df 2993 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2994 ;;
2995 darwin)
301ab19d 2996 gas="gas-preprocessor.pl $cc"
e08b8239 2997 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2998 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2999 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3000 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3001 SLIBSUF=".dylib"
3002 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3003 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 3004 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 3005 objformat="macho"
1b0f6fb8 3006 enabled x86_64 && objformat="macho64"
8dfa86f7 3007 enabled_any pic shared ||
2704bd1a 3008 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3009 ;;
3010 mingw32*)
9d3f4f50 3011 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3012 disable network
3013 else
3014 target_os=mingw32
3015 fi
dcc01c06 3016 LIBTARGET=i386
1fc9fb8a 3017 if enabled x86_64; then
417516f6 3018 LIBTARGET="i386:x86-64"
336cc1b0 3019 elif enabled arm; then
15c5156d 3020 LIBTARGET=arm-wince
dcc01c06 3021 fi
fbd971a4 3022 shlibdir_default="$bindir_default"
7483e694
DB
3023 SLIBPREF=""
3024 SLIBSUF=".dll"
7483e694
DB
3025 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3026 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3027 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3028 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3029 SLIB_INSTALL_LINKS=
3030 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3031 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3032 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3033 objformat="win32"
ec10a9ab 3034 dlltool="${cross_prefix}dlltool"
a3222470 3035 ranlib=:
bc574408 3036 enable dos_paths
7483e694 3037 ;;
53e8cd68 3038 win32|win64)
d66c52c2
MS
3039 if enabled shared; then
3040 # Link to the import library instead of the normal static library
3041 # for shared libs.
3042 LD_LIB='%.lib'
3043 # Cannot build shared and static libraries at the same time with
3044 # MSVC.
3045 disable static
3046 fi
3047 shlibdir_default="$bindir_default"
3048 SLIBPREF=""
3049 SLIBSUF=".dll"
3050 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3051 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3052 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3053 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3054 SLIB_INSTALL_LINKS=
3055 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3056 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3057 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3058 objformat="win32"
3059 ranlib=:
3060 enable dos_paths
3061 ;;
7483e694 3062 cygwin*)
4f854758 3063 target_os=cygwin
fbd971a4 3064 shlibdir_default="$bindir_default"
7483e694
DB
3065 SLIBPREF="cyg"
3066 SLIBSUF=".dll"
3067 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3068 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3069 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3070 SLIB_INSTALL_LINKS=
3071 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3072 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3073 objformat="win32"
bc574408 3074 enable dos_paths
7483e694 3075 ;;
4f365f37 3076 *-dos|freedos|opendos)
4f365f37 3077 network_extralibs="-lsocket"
ff1c015d 3078 objformat="coff"
bc574408 3079 enable dos_paths
a7a187a1 3080 add_cppflags -U__STRICT_ANSI__
4f365f37 3081 ;;
7483e694 3082 linux)
7483e694
DB
3083 enable dv1394
3084 ;;
3085 irix*)
4f854758 3086 target_os=irix
7483e694
DB
3087 ranlib="echo ignoring ranlib"
3088 ;;
d22e8442 3089 os/2*)
d22e8442 3090 ln_s="cp -f"
9297f1ed 3091 objformat="aout"
e14574eb 3092 add_cppflags -D_GNU_SOURCE
355d81df 3093 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3094 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3095 AVSERVERLDFLAGS=""
287d3b13 3096 LIBSUF="_s.a"
d22e8442
DY
3097 SLIBPREF=""
3098 SLIBSUF=".dll"
3099 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3100 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3101 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3102 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3103 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3104 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3105 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3106 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3107 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3108 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3109 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3110 enable dos_paths
d22e8442 3111 ;;
83993c1c 3112 gnu/kfreebsd)
3bd1eacd 3113 add_cppflags -D_BSD_SOURCE
83993c1c 3114 ;;
34e82167 3115 gnu)
34e82167 3116 ;;
d33ed7b3
MR
3117 qnx)
3118 add_cppflags -D_QNX_SOURCE
3119 network_extralibs="-lsocket"
3120 ;;
1c69c79f
MS
3121 symbian)
3122 SLIBSUF=".dll"
3123 enable dos_paths
e3bc07f4
MS
3124 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3125 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3126 add_ldflags -Wl,--target1-abs,--no-undefined \
3127 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3128 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3129 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3130 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3131 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3132 ;;
fdd66609
MR
3133 osf1)
3134 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3135 AVSERVERLDFLAGS=
3136 ;;
741a8b72
MR
3137 minix)
3138 ;;
4ebc6a74
MR
3139 plan9)
3140 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3141 -D_REENTRANT_SOURCE \
3142 -D_RESEARCH_SOURCE \
3143 -DFD_SETSIZE=96 \
3144 -DHAVE_SOCK_OPTS
3145 add_compat strtod.o strtod=avpriv_strtod
3146 network_extralibs='-lbsd'
3147 exeobjs=compat/plan9/main.o
3148 disable avserver
4ebc6a74
MR
3149 cp_f='cp'
3150 ;;
614d8911
MR
3151 none)
3152 ;;
7483e694 3153 *)
4f924f9a 3154 die "Unknown OS '$target_os'."
7483e694
DB
3155 ;;
3156esac
3157
b797f3c4
MR
3158# determine libc flavour
3159
197252f1 3160# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3161if check_cpp_condition features.h "defined __UCLIBC__"; then
3162 libc_type=uclibc
3bd1eacd 3163 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3164elif check_cpp_condition features.h "defined __GLIBC__"; then
3165 libc_type=glibc
3bd1eacd 3166 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3167# MinGW headers can be installed on Cygwin, so check for newlib first.
3168elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3169 libc_type=newlib
3170 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3171elif check_header _mingw.h; then
3172 libc_type=mingw
3173 check_cpp_condition _mingw.h \
3174 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3175 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3176 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3177 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3178elif check_func_headers stdlib.h _get_doserrno; then
3179 libc_type=msvcrt
84e65c76
MR
3180 add_compat strtod.o strtod=avpriv_strtod
3181 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3182 _snprintf=avpriv_snprintf \
3183 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3184elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3185 libc_type=klibc
3186fi
3187
3188test -n "$libc_type" && enable $libc_type
3189
5ab432fa
MR
3190# hacks for compiler/libc/os combinations
3191
3192if enabled_all tms470 glibc; then
b6f8d635 3193 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3194 add_cppflags -D__USER_LABEL_PREFIX__=
3195 add_cppflags -D__builtin_memset=memset
3196 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3197 add_cflags -pds=48 # incompatible redefinition of macro
3198fi
3199
457cc333
MR
3200if enabled_all ccc glibc; then
3201 add_ldflags -Wl,-z,now # calls to libots crash without this
3202fi
3203
6555acad
MR
3204esc(){
3205 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3206}
3207
3208echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3209
13cb2187
AS
3210check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3211
c9d19248 3212set_default $PATHS_LIST
2a8a860a 3213set_default nm
c9d19248 3214
320d060a 3215# we need to build at least one lib type
93b3c083 3216if ! enabled_any static shared; then
320d060a
DB
3217 cat <<EOF
3218At least one library type must be built.
3219Specify --enable-static to build the static libraries or --enable-shared to
3220build the shared libraries as well. To only build the shared libraries specify
3221--disable-static in addition to --enable-shared.
3222EOF
3223 exit 1;
3224fi
3225
2184c6f7 3226die_license_disabled() {
4c27207c 3227 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3228}
3229
e417d80d 3230die_license_disabled gpl libcdio
2184c6f7 3231die_license_disabled gpl libx264
de295976 3232die_license_disabled gpl libxavs
2184c6f7 3233die_license_disabled gpl libxvid
2184c6f7
DB
3234die_license_disabled gpl x11grab
3235
2f7ae63b 3236die_license_disabled nonfree libfaac
87246953 3237die_license_disabled nonfree libfdk_aac
a060866f 3238die_license_disabled nonfree openssl
b2e3c528 3239
0b175caa
DB
3240die_license_disabled version3 libopencore_amrnb
3241die_license_disabled version3 libopencore_amrwb
d89e738a 3242die_license_disabled version3 libvo_aacenc
f502ff3f 3243die_license_disabled version3 libvo_amrwbenc
0b175caa 3244
9cad0e4e 3245enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3246
40617a6d 3247disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3248
e276d9e8
MR
3249enable_pic() {
3250 enable pic
bce7b696
MR
3251 add_cppflags -DPIC
3252 add_cflags -fPIC
3253 add_asflags -fPIC
e276d9e8
MR
3254}
3255
3256enabled pic && enable_pic
bce7b696 3257
b4d96ba2
MR
3258check_cc <<EOF || die "Symbol mangling check failed."
3259int ff_extern;
3260EOF
2a8a860a 3261sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3262extern_prefix=${sym%%ff_extern*}
3263
afb5ed55 3264check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3265void foo(void) { __asm__ volatile ("" ::); }
3266EOF
61d251db 3267
df5e3978
MR
3268_restrict=
3269for restrict_keyword in restrict __restrict__ __restrict; do
3270 check_cc <<EOF && _restrict=$restrict_keyword && break
3271void foo(char * $restrict_keyword p);
3272EOF
3273done
3274
3275check_cc <<EOF && enable attribute_packed
3276struct { int x; } __attribute__((packed)) x;
3277EOF
3278
dffb41b9
MR
3279check_cc <<EOF && enable attribute_may_alias
3280union { int x; } __attribute__((may_alias)) x;
3281EOF
3282
df5e3978
MR
3283check_cc <<EOF || die "endian test failed"
3284unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3285EOF
48fc536a 3286od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3287
e939cedd
MR
3288if enabled alpha; then
3289
3290 check_cflags -mieee
3291
3292elif enabled arm; then
e45391bb 3293
66371c28 3294 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3295 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3296 nogas=die
50fa82e6 3297
44caaa56
MR
3298 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3299 enable vfp_args
3300 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3301 case "${cross_prefix:-$cc}" in
3302 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3303 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3304__asm__ (".eabi_attribute 28, 1");
3305int main(void) { return 0; }
3306EOF
44caaa56
MR
3307 esac
3308 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3309 fi
fa0912fe 3310
7f2b3dca
MR
3311 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3312 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3313 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3314 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3315 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3316 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3317
b57c1da8
MR
3318 [ $target_os = linux ] ||
3319 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3320 $ARCH_EXT_LIST_ARM
e45391bb 3321
575db883
DB
3322 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3323 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3324
e276d9e8
MR
3325 enabled_all armv6t2 shared !pic && enable_pic
3326
fa0912fe 3327elif enabled mips; then
e45391bb 3328
575db883 3329 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3330
5af530f5
MR
3331elif enabled parisc; then
3332
3333 if enabled gcc; then
3334 case $($cc -dumpversion) in
3335 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3336 esac
3337 fi
3338
fa0912fe