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[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
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
06454877
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
06454877
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
e417d80d 181 --enable-libcdio enable audio CD grabbing with libcdio
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182 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
183 and libraw1394 [no]
c547e5ff 184 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 185 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 186 --enable-libfreetype enable libfreetype [no]
c547e5ff 187 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 188 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 189 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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190 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
191 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
192 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 193 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 194 --enable-libopus enable Opus decoding via libopus [no]
7c922411 195 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 196 --enable-librtmp enable RTMP[E] support via librtmp [no]
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197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 205 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 206 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 207 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 208 --enable-libxavs enable AVS encoding via xavs [no]
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209 --enable-libxvid enable Xvid encoding via xvidcore,
210 native MPEG-4/Xvid encoder exists [no]
a060866f 211 --enable-openssl enable openssl [no]
45235ac4 212 --enable-x11grab enable X11 grabbing [no]
06454877
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213 --enable-zlib enable zlib [autodetect]
214
215Advanced options (experts only):
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216 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
217 --enable-cross-compile assume a cross-compiler is used
218 --sysroot=PATH root of cross-build tree
219 --sysinclude=PATH location of cross-build system headers
220 --target-os=OS compiler targets OS [$target_os]
221 --target-exec=CMD command to run executables on target
222 --target-path=DIR path to view of build directory on target
ba13606c 223 --target-samples=DIR path to samples directory on target
aeeb782c 224 --toolchain=NAME set tool defaults according to NAME
5926603a 225 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
06454877 226 --nm=NM use nm tool
121d78d0 227 --ar=AR use archive tool AR [$ar_default]
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228 --as=AS use assembler AS [$as_default]
229 --cc=CC use C compiler CC [$cc_default]
193cdd9a 230 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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231 --ld=LD use linker LD
232 --host-cc=HOSTCC use host C compiler HOSTCC
233 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 234 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 235 --host-ld=HOSTLD use host linker HOSTLD
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236 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
237 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 238 --host-os=OS compiler host OS [$target_os]
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239 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
240 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
241 --extra-libs=ELIBS add ELIBS [$ELIBS]
242 --extra-version=STRING version string suffix []
193cdd9a 243 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 244 --build-suffix=SUFFIX library name suffix []
3b327a4b 245 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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246 --arch=ARCH select architecture [$arch]
247 --cpu=CPU select the minimum required CPU (affects
248 instruction selection, may crash on older CPUs)
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DB
249 --enable-pic build position-independent code
250 --enable-sram allow use of on-chip SRAM
193cdd9a 251 --enable-thumb compile for Thumb instruction set
3b327a4b 252 --disable-symver disable symbol versioning
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DB
253 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
254 --disable-safe-bitstream-reader
255 disable buffer boundary checking in bitreaders
256 (faster, but may crash)
257 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 258 --enable-lto use link-time optimization
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DB
259
260Optimization options (experts only):
c8a4ae00 261 --disable-asm disable all assembler optimizations
06454877
MR
262 --disable-altivec disable AltiVec optimizations
263 --disable-amd3dnow disable 3DNow! optimizations
264 --disable-amd3dnowext disable 3DNow! extended optimizations
265 --disable-mmx disable MMX optimizations
239fdf1b 266 --disable-mmxext disable MMXEXT optimizations
06454877 267 --disable-sse disable SSE optimizations
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DB
268 --disable-sse2 disable SSE2 optimizations
269 --disable-sse3 disable SSE3 optimizations
06454877 270 --disable-ssse3 disable SSSE3 optimizations
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DB
271 --disable-sse4 disable SSE4 optimizations
272 --disable-sse42 disable SSE4.2 optimizations
87f1355f 273 --disable-avx disable AVX optimizations
10b0161d 274 --disable-xop disable XOP optimizations
1b932eb1 275 --disable-fma3 disable FMA3 optimizations
79687079 276 --disable-fma4 disable FMA4 optimizations
4d6ee072 277 --disable-avx2 disable AVX2 optimizations
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278 --disable-armv5te disable armv5te optimizations
279 --disable-armv6 disable armv6 optimizations
280 --disable-armv6t2 disable armv6t2 optimizations
b3267559 281 --disable-vfp disable VFP optimizations
5ea20630 282 --disable-neon disable NEON optimizations
06454877 283 --disable-vis disable VIS optimizations
afb5ed55 284 --disable-inline-asm disable use of inline assembler
06454877 285 --disable-yasm disable use of yasm assembler
06454877 286
070c5d0f 287Developer options (useful when working on Libav itself):
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288 --disable-debug disable debugging symbols
289 --enable-debug=LEVEL set the debug level [$debuglevel]
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290 --disable-optimizations disable compiler optimizations
291 --enable-extra-warnings enable more compiler warnings
52b3cc60 292 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 293 \$LIBAV_SAMPLES at make invocation time.
44a0a98f
MS
294 --enable-neon-clobber-test check NEON registers for clobbering (should be
295 used only for debugging purposes)
7e4d9d5d
RB
296 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
297 should be used only for debugging purposes)
154caa67
MR
298 --enable-random randomly enable/disable components
299 --disable-random
300 --enable-random=LIST randomly enable/disable specific components or
301 --disable-random=LIST component groups. LIST is a comma-separated list
302 of NAME[:PROB] entries where NAME is a component
303 (group) and PROB the probability associated with
304 NAME (default 0.5).
305 --random-seed=VALUE seed value for --enable/disable-random
06454877
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306
307NOTE: Object files are built at the place where configure is launched.
308EOF
60e8bc13 309 exit 0
74c53c2d 310}
cf9d24ad 311
0884fadf
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312quotes='""'
313
57bd82d4 314log(){
2270b4b2 315 echo "$@" >> $logfile
57bd82d4
MR
316}
317
720c69da 318log_file(){
c8e9f801 319 log BEGIN $1
2270b4b2 320 pr -n -t $1 >> $logfile
c8e9f801
MR
321 log END $1
322}
323
2ba042a7 324echolog(){
c8e9f801 325 log "$@"
57bd82d4 326 echo "$@"
2ba042a7
MR
327}
328
7bfc8ae6
MR
329warn(){
330 log "WARNING: $*"
331 WARNINGS="${WARNINGS}WARNING: $*\n"
332}
333
2ba042a7
MR
334die(){
335 echolog "$@"
336 cat <<EOF
d326cf7f 337
2ba042a7 338If you think configure made a mistake, make sure you are using the latest
4a6a21f5 339version from Git. If the latest version fails, report the problem to the
5045f6bd 340libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 341EOF
e155a21a 342 if disabled logging; then
2ba042a7 343 cat <<EOF
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DB
344Rerun configure with logging enabled (do not use --disable-logging), and
345include the log this produces with your report.
2ba042a7
MR
346EOF
347 else
f69f51b3 348 cat <<EOF
e155a21a
DB
349Include the log file "$logfile" produced by configure as this will help
350solving the problem.
2ba042a7
MR
351EOF
352 fi
57bd82d4
MR
353 exit 1
354}
355
6c6007d6 356# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 357toupper(){
6c6007d6 358 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
359}
360
4a5444db 361tolower(){
6c6007d6 362 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
363}
364
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MR
365c_escape(){
366 echo "$*" | sed 's/["\\]/\\\0/g'
367}
368
b04251c5
MR
369sh_quote(){
370 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 371 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
372 echo "$v"
373}
374
bb7a22b5
MR
375cleanws(){
376 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
377}
378
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MR
379filter(){
380 pat=$1
381 shift
382 for v; do
98ef6079 383 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
384 done
385}
386
9d201b26
MR
387filter_out(){
388 pat=$1
389 shift
390 for v; do
391 eval "case $v in $pat) ;; *) echo $v ;; esac"
392 done
393}
394
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MR
395map(){
396 m=$1
397 shift
e0e335a0 398 for v; do eval $m; done
36e2dea0
MR
399}
400
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DB
401add_suffix(){
402 suffix=$1
403 shift
404 for v; do echo ${v}${suffix}; done
405}
406
a8d04fba
MR
407set_all(){
408 value=$1
409 shift
410 for var in $*; do
411 eval $var=$value
412 done
413}
414
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MR
415set_weak(){
416 value=$1
417 shift
418 for var; do
419 eval : \${$var:=$value}
420 done
421}
422
f868b24d
DB
423sanitize_var_name(){
424 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
425}
426
3f8040db
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427set_safe(){
428 var=$1
429 shift
f868b24d 430 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
431}
432
433get_safe(){
f868b24d 434 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
435}
436
799c9e9b 437pushvar(){
4d810ad2
MS
438 for pvar in $*; do
439 eval level=\${${pvar}_level:=0}
440 eval ${pvar}_${level}="\$$pvar"
441 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
442 done
443}
444
445popvar(){
4d810ad2
MS
446 for pvar in $*; do
447 eval level=\${${pvar}_level:-0}
799c9e9b
MR
448 test $level = 0 && continue
449 eval level=$(($level-1))
4d810ad2
MS
450 eval $pvar="\${${pvar}_${level}}"
451 eval ${pvar}_level=$level
452 eval unset ${pvar}_${level}
799c9e9b
MR
453 done
454}
455
a8d04fba
MR
456enable(){
457 set_all yes $*
458}
459
460disable(){
461 set_all no $*
462}
463
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MR
464enable_weak(){
465 set_weak yes $*
466}
467
468disable_weak(){
469 set_weak no $*
470}
471
72702705 472enable_safe(){
fd07f803
MR
473 for var; do
474 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
475 done
72702705
MR
476}
477
478disable_safe(){
fd07f803
MR
479 for var; do
480 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
481 done
72702705
MR
482}
483
f9d328da
MR
484do_enable_deep(){
485 for var; do
486 enabled $var && continue
487 eval sel="\$${var}_select"
c510c7b5
MR
488 eval sgs="\$${var}_suggest"
489 pushvar var sgs
f9d328da 490 enable_deep $sel
c510c7b5
MR
491 popvar sgs
492 enable_deep_weak $sgs
f9d328da
MR
493 popvar var
494 done
495}
496
497enable_deep(){
498 do_enable_deep $*
499 enable $*
500}
501
72a43668 502enable_deep_weak(){
ffb068ce
MS
503 for var; do
504 disabled $var && continue
505 pushvar var
506 do_enable_deep $var
507 popvar var
508 enable_weak $var
509 done
72a43668
MR
510}
511
57bd82d4 512enabled(){
3250003c
MR
513 test "${1#!}" = "$1" && op== || op=!=
514 eval test "x\$${1#!}" $op "xyes"
44161118
MR
515}
516
37970ebf 517disabled(){
3250003c
MR
518 test "${1#!}" = "$1" && op== || op=!=
519 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
520}
521
44161118
MR
522enabled_all(){
523 for opt; do
524 enabled $opt || return 1
525 done
526}
527
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DB
528disabled_all(){
529 for opt; do
530 disabled $opt || return 1
531 done
532}
533
44161118
MR
534enabled_any(){
535 for opt; do
536 enabled $opt && return 0
537 done
538}
539
85bca2c5
DB
540disabled_any(){
541 for opt; do
542 disabled $opt && return 0
543 done
f7b230a7 544 return 1
85bca2c5
DB
545}
546
c9d19248
MR
547set_default(){
548 for opt; do
88268e94 549 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
550 done
551}
552
4a0d6686
AJ
553is_in(){
554 value=$1
555 shift
556 for var in $*; do
557 [ $var = $value ] && return 0
558 done
559 return 1
560}
561
d4f8cecc 562do_check_deps(){
30fd06be 563 for cfg; do
3250003c 564 cfg="${cfg#!}"
799c9e9b
MR
565 enabled ${cfg}_checking && die "Circular dependency for $cfg."
566 disabled ${cfg}_checking && continue
567 enable ${cfg}_checking
d4f8cecc 568 append allopts $cfg
799c9e9b 569
30fd06be
MR
570 eval dep_all="\$${cfg}_deps"
571 eval dep_any="\$${cfg}_deps_any"
7ef3425f 572 eval dep_sel="\$${cfg}_select"
c510c7b5 573 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
574 eval dep_ifa="\$${cfg}_if"
575 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 576
3d7453e0 577 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 578 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 579 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 580
3d7453e0
MR
581 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
582 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
583 enabled_all $dep_all || disable $cfg
584 enabled_any $dep_any || disable $cfg
7ef3425f 585 disabled_any $dep_sel && disable $cfg
799c9e9b 586
4ec45764 587 if enabled $cfg; then
f9d328da 588 enable_deep $dep_sel
c510c7b5 589 enable_deep_weak $dep_sgs
4ec45764
RP
590 fi
591
799c9e9b 592 disable ${cfg}_checking
30fd06be
MR
593 done
594}
595
d4f8cecc
MR
596check_deps(){
597 unset allopts
598
599 do_check_deps "$@"
600
601 for cfg in $allopts; do
602 enabled $cfg || continue
603 eval dep_extralibs="\$${cfg}_extralibs"
604 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
605 done
606}
607
44161118
MR
608print_config(){
609 pfx=$1
72cfcf41
MR
610 files=$2
611 shift 2
f454e879
MR
612 map 'eval echo "$v \${$v:-no}"' "$@" |
613 awk "BEGIN { split(\"$files\", files) }
614 {
615 c = \"$pfx\" toupper(\$1);
616 v = \$2;
617 sub(/yes/, 1, v);
618 sub(/no/, 0, v);
619 for (f in files) {
620 file = files[f];
621 if (file ~ /\\.h\$/) {
622 printf(\"#define %s %d\\n\", c, v) >>file;
623 } else if (file ~ /\\.asm\$/) {
624 printf(\"%%define %s %d\\n\", c, v) >>file;
625 } else if (file ~ /\\.mak\$/) {
d16c4aeb 626 n = -v ? \"\" : \"!\";
f454e879
MR
627 printf(\"%s%s=yes\\n\", n, c) >>file;
628 }
629 }
630 }"
57bd82d4
MR
631}
632
31c0121d 633print_enabled(){
31c0121d
MR
634 suf=$1
635 shift
636 for v; do
9eda2a85 637 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
638 done
639}
640
57bd82d4
MR
641append(){
642 var=$1
643 shift
57bd82d4
MR
644 eval "$var=\"\$$var $*\""
645}
646
60361817
MR
647prepend(){
648 var=$1
649 shift
650 eval "$var=\"$* \$$var\""
651}
652
50a334e4 653add_cppflags(){
cd52ec95 654 append CPPFLAGS "$@"
50a334e4
MR
655}
656
57bd82d4 657add_cflags(){
01d31e16 658 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
659}
660
2f2e6c7c 661add_asflags(){
01d31e16 662 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
663}
664
57bd82d4 665add_ldflags(){
64933b6c 666 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
667}
668
0673ede9
VG
669add_stripflags(){
670 append STRIPFLAGS "$@"
671}
672
57bd82d4 673add_extralibs(){
64933b6c 674 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
675}
676
4cc4b33f
DB
677add_host_cppflags(){
678 append host_cppflags "$@"
679}
680
6c3fa06a
MR
681add_host_cflags(){
682 append host_cflags $($host_cflags_filter "$@")
683}
684
685add_host_ldflags(){
686 append host_ldflags $($host_ldflags_filter "$@")
687}
688
84e65c76
MR
689add_compat(){
690 append compat_objs $1
691 shift
692 map 'add_cppflags -D$v' "$@"
693}
694
b0cfb663 695check_cmd(){
b3cb5d51 696 log "$@"
2270b4b2 697 "$@" >> $logfile 2>&1
b0cfb663
MR
698}
699
b2704a65
MR
700cc_o(){
701 eval printf '%s\\n' $CC_O
702}
703
18031c49
MR
704cc_e(){
705 eval printf '%s\\n' $CC_E
706}
707
dcd479c0 708check_cc(){
57bd82d4 709 log check_cc "$@"
2270b4b2 710 cat > $TMPC
720c69da 711 log_file $TMPC
23565c26 712 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
713}
714
715check_cpp(){
716 log check_cpp "$@"
2270b4b2 717 cat > $TMPC
720c69da 718 log_file $TMPC
18031c49 719 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
720}
721
df0d6341
MR
722as_o(){
723 eval printf '%s\\n' $AS_O
724}
725
f65883c8
MR
726check_as(){
727 log check_as "$@"
7fd90119
MR
728 cat > $TMPS
729 log_file $TMPS
730 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
731}
732
575db883
DB
733check_inline_asm(){
734 log check_inline_asm "$@"
940f335a 735 name="$1"
3784e82e 736 code="$2"
940f335a 737 shift 2
49214f61 738 disable $name
7fd90119 739 check_cc "$@" <<EOF && enable $name
3784e82e 740void foo(void){ __asm__ volatile($code); }
940f335a
MR
741EOF
742}
743
c6ebc9fa
MR
744check_insn(){
745 log check_insn "$@"
746 check_inline_asm ${1}_inline "\"$2\""
747 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
748}
749
304d586d
LM
750check_yasm(){
751 log check_yasm "$@"
752 echo "$1" > $TMPS
753 log_file $TMPS
754 shift 1
755 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
756}
757
29b64b68
MR
758ld_o(){
759 eval printf '%s\\n' $LD_O
760}
761
dcd479c0 762check_ld(){
57bd82d4 763 log check_ld "$@"
66a1ccd7
MR
764 flags=$(filter_out '-l*' "$@")
765 libs=$(filter '-l*' "$@")
01d31e16 766 check_cc $($cflags_filter $flags) || return
64933b6c
MR
767 flags=$($ldflags_filter $flags)
768 libs=$($ldflags_filter $libs)
29b64b68 769 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
770}
771
52ccc4a0
DB
772print_include(){
773 hdr=$1
774 test "${hdr%.h}" = "${hdr}" &&
775 echo "#include $hdr" ||
776 echo "#include <$hdr>"
777}
778
5adc829e
MR
779check_code(){
780 log check_code "$@"
781 check=$1
782 headers=$2
783 code=$3
784 shift 3
785 {
786 for hdr in $headers; do
52ccc4a0 787 print_include $hdr
5adc829e
MR
788 done
789 echo "int main(void) { $code; return 0; }"
790 } | check_$check "$@"
791}
792
50a334e4
MR
793check_cppflags(){
794 log check_cppflags "$@"
caf458dd 795 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
796int x;
797EOF
798}
799
23157d72
DB
800test_cflags(){
801 log test_cflags "$@"
01d31e16 802 set -- $($cflags_filter "$@")
23157d72 803 check_cc "$@" <<EOF
dcd479c0
MR
804int x;
805EOF
806}
807
23157d72
DB
808check_cflags(){
809 log check_cflags "$@"
810 test_cflags "$@" && add_cflags "$@"
811}
812
2ed46eea
MR
813test_ldflags(){
814 log test_ldflags "$@"
815 check_ld "$@" <<EOF
c23a0ac8 816int main(void){ return 0; }
dcd479c0
MR
817EOF
818}
819
2ed46eea
MR
820check_ldflags(){
821 log check_ldflags "$@"
822 test_ldflags "$@" && add_ldflags "$@"
823}
824
0673ede9
VG
825test_stripflags(){
826 log test_stripflags "$@"
827 # call check_cc to get a fresh TMPO
828 check_cc <<EOF
829int main(void) { return 0; }
830EOF
831 check_cmd $strip $STRIPFLAGS "$@" $TMPO
832}
833
834check_stripflags(){
835 log check_stripflags "$@"
836 test_stripflags "$@" && add_stripflags "$@"
837}
838
dcd479c0 839check_header(){
57bd82d4 840 log check_header "$@"
dcd479c0
MR
841 header=$1
842 shift
b77df637
MR
843 disable_safe $header
844 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
845#include <$header>
846int x;
847EOF
848}
849
850check_func(){
57bd82d4 851 log check_func "$@"
dcd479c0
MR
852 func=$1
853 shift
d8bc5f06
MR
854 disable $func
855 check_ld "$@" <<EOF && enable $func
dcd479c0 856extern int $func();
c23a0ac8 857int main(void){ $func(); }
dcd479c0
MR
858EOF
859}
860
645d2652 861check_mathfunc(){
6b73c0ae 862 log check_mathfunc "$@"
645d2652 863 func=$1
1aa07aa2
MR
864 narg=$2
865 shift 2
866 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
867 disable $func
868 check_ld "$@" <<EOF && enable $func
869#include <math.h>
1aa07aa2 870float foo(float f, float g) { return $func($args); }
33bd38db 871int main(void){ return 0; }
645d2652
MR
872EOF
873}
874
2446d3d6
DB
875check_func_headers(){
876 log check_func_headers "$@"
f8d7b072 877 headers=$1
edaf1ae2 878 funcs=$2
f8d7b072 879 shift 2
edaf1ae2
MR
880 {
881 for hdr in $headers; do
52ccc4a0 882 print_include $hdr
edaf1ae2
MR
883 done
884 for func in $funcs; do
885 echo "long check_$func(void) { return (long) $func; }"
886 done
887 echo "int main(void) { return 0; }"
888 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
889}
890
a5344cf7
SS
891check_cpp_condition(){
892 log check_cpp_condition "$@"
893 header=$1
894 condition=$2
f855b7b9 895 shift 2
cd52ec95 896 check_cpp "$@" <<EOF
a5344cf7
SS
897#include <$header>
898#if !($condition)
899#error "unsatisfied condition: $condition"
900#endif
901EOF
902}
903
57bd82d4
MR
904check_lib(){
905 log check_lib "$@"
906 header="$1"
907 func="$2"
908 shift 2
84400e9d 909 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
910}
911
f8d7b072
MR
912check_lib2(){
913 log check_lib2 "$@"
914 headers="$1"
edaf1ae2 915 funcs="$2"
f8d7b072 916 shift 2
edaf1ae2 917 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
918}
919
3f8040db
MR
920check_pkg_config(){
921 log check_pkg_config "$@"
922 pkg="$1"
923 headers="$2"
924 funcs="$3"
925 shift 3
7f9e893f 926 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
927 pkg_cflags=$($pkg_config --cflags $pkg)
928 pkg_libs=$($pkg_config --libs $pkg)
929 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
930 set_safe ${pkg}_cflags $pkg_cflags &&
931 set_safe ${pkg}_libs $pkg_libs
932}
933
dcd479c0 934check_exec(){
2270b4b2 935 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
936}
937
7dfef245 938check_exec_crash(){
5e622c40 939 code=$(cat)
7dfef245
MR
940
941 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
942 # are safe but may not be available everywhere. Thus we use
943 # raise(SIGTERM) instead. The check is run in a subshell so we
944 # can redirect the "Terminated" message from the shell. SIGBUS
945 # is not defined by standard C so it is used conditionally.
946
2270b4b2 947 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
948#include <signal.h>
949static void sighandler(int sig){
950 raise(SIGTERM);
951}
692dd8ed
MR
952int foo(void){
953 $code
954}
9495cd17 955int (*func_ptr)(void) = foo;
e5af4a11 956int main(void){
7dfef245
MR
957 signal(SIGILL, sighandler);
958 signal(SIGFPE, sighandler);
959 signal(SIGSEGV, sighandler);
960#ifdef SIGBUS
961 signal(SIGBUS, sighandler);
962#endif
9495cd17 963 return func_ptr();
7dfef245
MR
964}
965EOF
966}
967
72be9e73
DY
968check_type(){
969 log check_type "$@"
970 headers=$1
971 type=$2
972 shift 2
ae550ce9 973 disable_safe "$type"
5adc829e 974 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
975}
976
14d36751 977check_struct(){
813b82b9 978 log check_struct "$@"
14d36751
MR
979 headers=$1
980 struct=$2
981 member=$3
982 shift 3
983 disable_safe "${struct}_${member}"
5adc829e
MR
984 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
985 enable_safe "${struct}_${member}"
14d36751
MR
986}
987
9c7d85b3
DB
988check_builtin(){
989 log check_builtin "$@"
990 name=$1
991 headers=$2
992 builtin=$3
993 shift 3
994 disable "$name"
995 check_code ld "$headers" "$builtin" "$@" && enable "$name"
996}
997
e854b8f9
AK
998check_compile_assert(){
999 log check_compile_assert "$@"
1000 name=$1
1001 headers=$2
1002 condition=$3
1003 shift 3
1004 disable "$name"
1005 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1006}
1007
57bd82d4
MR
1008require(){
1009 name="$1"
1010 header="$2"
1011 func="$3"
1012 shift 3
1013 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1014}
1015
f8d7b072
MR
1016require2(){
1017 name="$1"
1018 headers="$2"
1019 func="$3"
1020 shift 3
1021 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1022}
1023
3f8040db
MR
1024require_pkg_config(){
1025 pkg="$1"
1026 check_pkg_config "$@" || die "ERROR: $pkg not found"
1027 add_cflags $(get_safe ${pkg}_cflags)
1028 add_extralibs $(get_safe ${pkg}_libs)
1029}
1030
27565164
DB
1031hostcc_e(){
1032 eval printf '%s\\n' $HOSTCC_E
1033}
1034
ae43c4c0
MR
1035hostcc_o(){
1036 eval printf '%s\\n' $HOSTCC_O
1037}
1038
f0125de9
MR
1039check_host_cc(){
1040 log check_host_cc "$@"
1041 cat > $TMPC
1042 log_file $TMPC
ae43c4c0 1043 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1044}
1045
27565164
DB
1046check_host_cpp(){
1047 log check_host_cpp "$@"
1048 cat > $TMPC
1049 log_file $TMPC
1050 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1051}
1052
4cc4b33f
DB
1053check_host_cppflags(){
1054 log check_host_cppflags "$@"
1055 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1056int x;
1057EOF
1058}
1059
f0125de9
MR
1060check_host_cflags(){
1061 log check_host_cflags "$@"
6c3fa06a 1062 set -- $($host_cflags_filter "$@")
f0125de9
MR
1063 check_host_cc "$@" <<EOF && append host_cflags "$@"
1064int x;
1065EOF
1066}
1067
27565164
DB
1068check_host_cpp_condition(){
1069 log check_host_cpp_condition "$@"
1070 header=$1
1071 condition=$2
1072 shift 2
1073 check_host_cpp "$@" <<EOF
1074#include <$header>
1075#if !($condition)
1076#error "unsatisfied condition: $condition"
1077#endif
1078EOF
1079}
1080
c505dd31
MR
1081apply(){
1082 file=$1
1083 shift
1084 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1085}
1086
c34681df 1087cp_if_changed(){
5e27ec28
MR
1088 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1089 mkdir -p "$(dirname $2)"
4ebc6a74 1090 $cp_f "$1" "$2"
c34681df
MR
1091}
1092
dcd61286
DB
1093# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1094# system-dependent things.
1095
4a0d6686
AJ
1096COMPONENT_LIST="
1097 bsfs
1098 decoders
1099 demuxers
1100 encoders
3cde40aa 1101 filters
5666fd73 1102 hwaccels
c552605c 1103 indevs
4a0d6686 1104 muxers
c552605c 1105 outdevs
4a0d6686
AJ
1106 parsers
1107 protocols
1108"
1109
ab81f24a 1110EXAMPLE_LIST="
b339182e 1111 avcodec_example
e7dfaf16 1112 filter_audio_example
b339182e 1113 metadata_example
ab81f24a 1114 output_example
10421bcf 1115 transcode_aac_example
ab81f24a
DB
1116"
1117
3fc09b00
MR
1118EXTERNAL_LIBRARY_LIST="
1119 avisynth
1120 bzlib
1121 frei0r
1122 gnutls
1123 libcdio
1124 libdc1394
1125 libfaac
1126 libfdk_aac
1127 libfreetype
1128 libgsm
1129 libilbc
1130 libmp3lame
1131 libopencore_amrnb
1132 libopencore_amrwb
1133 libopencv
1134 libopenjpeg
1135 libopus
1136 libpulse
1137 librtmp
1138 libschroedinger
1139 libspeex
1140 libtheora
1141 libvo_aacenc
1142 libvo_amrwbenc
1143 libvorbis
1144 libvpx
84d3ff50 1145 libwavpack
be7c3231 1146 libwebp
3fc09b00 1147 libx264
50ea9315 1148 libx265
3fc09b00
MR
1149 libxavs
1150 libxvid
1151 openssl
1152 x11grab
1153 zlib
1154"
1155
70b348ec
DB
1156HWACCEL_LIST="
1157 dxva2
1158 vaapi
1159 vda
1160 vdpau
1161"
7caf48e0 1162
d89f2fa9
DB
1163LIBRARY_LIST="
1164 avcodec
1165 avdevice
1166 avfilter
1167 avformat
1168 avresample
1169 avutil
1170 swscale
1171"
1172
055c61b8
DB
1173PROGRAM_LIST="
1174 avconv
1175 avplay
1176 avprobe
1177 avserver
055c61b8
DB
1178"
1179
4a0d6686
AJ
1180CONFIG_LIST="
1181 $COMPONENT_LIST
ab81f24a 1182 $EXAMPLE_LIST
3fc09b00 1183 $EXTERNAL_LIBRARY_LIST
70b348ec 1184 $HWACCEL_LIST
d89f2fa9 1185 $LIBRARY_LIST
055c61b8 1186 $PROGRAM_LIST
7f3f5f46 1187 dct
4da3f410 1188 doc
0b499c9b 1189 error_resilience
1848f7d9 1190 fft
c88f5d72 1191 gpl
d8d0d0b2 1192 gray
3abe5fbd 1193 hardcoded_tables
b781cc12 1194 lsp
2a91ada8 1195 lzo
47a158cb 1196 mdct
c88f5d72 1197 memalign_hack
44a0a98f 1198 neon_clobber_test
c88f5d72 1199 network
3fe142e2 1200 nonfree
8a3c8627 1201 pic
7caf48e0 1202 pod2man
68602540 1203 rdft
e90f5b5a 1204 runtime_cpudetect
8cfbbd92 1205 safe_bitstream_reader
2e35e684 1206 shared
bd2216e4 1207 small
6b35d421 1208 sram
2e35e684 1209 static
a9ddb5b1 1210 swscale_alpha
f187557a 1211 texi2html
8986fddc 1212 thumb
9cad0e4e 1213 version3
7e4d9d5d 1214 xmm_clobber_test
4a0d6686 1215"
c88f5d72 1216
7caf48e0 1217THREADS_LIST="
8eee7025
DB
1218 pthreads
1219 w32threads
7caf48e0 1220"
8eee7025 1221
7caf48e0 1222ATOMICS_LIST="
f9f6402e 1223 atomics_gcc
f9f6402e 1224 atomics_suncc
93e65e9a 1225 atomics_win32
7caf48e0 1226"
f9f6402e 1227
7caf48e0 1228ARCH_LIST="
5873b623 1229 aarch64
3f5b56e5 1230 alpha
a2fc0f6a 1231 arm
fdcd782d
MR
1232 avr32
1233 avr32_ap
1234 avr32_uc
3f5b56e5
MR
1235 bfin
1236 ia64
1237 m68k
1238 mips
bae3abb0 1239 mips64
3f5b56e5 1240 parisc
79cb09b2 1241 ppc
34d11b87 1242 ppc64
3f5b56e5
MR
1243 s390
1244 sh4
1245 sparc
1246 sparc64
c75848cd
DB
1247 tilegx
1248 tilepro
0844bae1 1249 tomi
3f5b56e5
MR
1250 x86
1251 x86_32
1252 x86_64
7caf48e0 1253"
3f5b56e5 1254
7caf48e0 1255ARCH_EXT_LIST_ARM="
81dfa21e
MR
1256 armv5te
1257 armv6
1258 armv6t2
81dfa21e 1259 neon
b3267559 1260 vfp
81dfa21e 1261 vfpv3
7caf48e0 1262"
81dfa21e 1263
7caf48e0 1264ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1265 amd3dnow
a1ef9f08 1266 amd3dnowext
50cd43f2 1267 avx
4d6ee072 1268 avx2
1b932eb1 1269 fma3
50cd43f2
DB
1270 fma4
1271 mmx
1272 mmxext
1273 sse
1274 sse2
1275 sse3
1276 sse4
1277 sse42
1278 ssse3
7caf48e0
DB
1279 xop
1280"
50cd43f2 1281
84bf8817
DB
1282ARCH_EXT_LIST_X86="
1283 $ARCH_EXT_LIST_X86_SIMD
1284 cpunop
1285 i686
1286"
1287
50cd43f2 1288ARCH_EXT_LIST="
81dfa21e 1289 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1290 $ARCH_EXT_LIST_X86
1291 altivec
799fde37 1292 ppc4xx
bd9d34a0 1293 vis
50cd43f2 1294"
3f5b56e5 1295
7caf48e0 1296HAVE_LIST_CMDLINE="
fd712a55
DB
1297 inline_asm
1298 symver
1299 yasm
7caf48e0 1300"
fd712a55 1301
7caf48e0 1302HAVE_LIST_PUB="
a3e02a8c 1303 bigendian
d268eee9 1304 fast_unaligned
7caf48e0 1305"
a3e02a8c 1306
79042ab3 1307MATH_FUNCS="
fab0a8b2
MR
1308 atanf
1309 atan2f
79042ab3 1310 cbrtf
fab0a8b2 1311 cosf
79042ab3
DB
1312 exp2
1313 exp2f
fab0a8b2 1314 expf
79042ab3
DB
1315 isinf
1316 isnan
fab0a8b2 1317 ldexpf
79042ab3
DB
1318 llrint
1319 llrintf
1320 log2
1321 log2f
fab0a8b2 1322 log10f
79042ab3
DB
1323 lrint
1324 lrintf
fab0a8b2 1325 powf
79042ab3
DB
1326 rint
1327 round
1328 roundf
fab0a8b2 1329 sinf
79042ab3
DB
1330 trunc
1331 truncf
1332"
1333
3f5b56e5
MR
1334HAVE_LIST="
1335 $ARCH_EXT_LIST
43b73d59
DB
1336 $(add_suffix _external $ARCH_EXT_LIST)
1337 $(add_suffix _inline $ARCH_EXT_LIST)
7caf48e0 1338 $ATOMICS_LIST
fd712a55 1339 $HAVE_LIST_CMDLINE
a3e02a8c 1340 $HAVE_LIST_PUB
79042ab3 1341 $MATH_FUNCS
7caf48e0 1342 $THREADS_LIST
be1a839c 1343 aligned_malloc
59782b82 1344 aligned_stack
35fd8122 1345 alsa_asoundlib_h
3f5b56e5 1346 altivec_h
c9fdab0d 1347 arpa_inet_h
ec9d2c15 1348 asm_mod_q
817dff57 1349 atomic_cas_ptr
f9f6402e 1350 atomics_native
dffb41b9 1351 attribute_may_alias
e7ea5e3d 1352 attribute_packed
43e0e0c4
LB
1353 cdio_paranoia_h
1354 cdio_paranoia_paranoia_h
ecf97f22 1355 closesocket
15caccb9 1356 CommandLineToArgvW
1093383d 1357 CryptGenRandom
c88f5d72 1358 dcbzl
f8aa696f
DB
1359 dev_bktr_ioctl_bt848_h
1360 dev_bktr_ioctl_meteor_h
1361 dev_ic_bt8xx_h
f8aa696f 1362 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1363 dev_video_meteor_ioctl_meteor_h
ca6b544a 1364 direct_h
18b67ae5 1365 dlfcn_h
c88f5d72 1366 dlopen
bc574408 1367 dos_paths
fa845061 1368 dxva_h
245626d0
DB
1369 ebp_available
1370 ebx_available
c2a29455 1371 fast_64bit
669b5583 1372 fast_clz
7073e9fc 1373 fast_cmov
534a2231 1374 fcntl
e854b8f9 1375 flt_lim
9d99cc5a 1376 fork
84882df6 1377 getaddrinfo
da9e86f8 1378 gethrtime
667fb97a 1379 getopt
02e8f427 1380 GetProcessAffinityMask
fc5607f8 1381 GetProcessMemoryInfo
4e68cb8a 1382 GetProcessTimes
66be5b45 1383 getrusage
c3e73100 1384 getservbyport
7caf48e0 1385 GetSystemTimeAsFileTime
61183b5a 1386 gettimeofday
a49d3025 1387 gnu_as
c7df1532 1388 gsm_h
2f0c136e 1389 ibm_asm
2e1913b1 1390 inet_aton
ef5b70af 1391 inline_asm_labels
7caf48e0 1392 io_h
abfc8d05 1393 isatty
8772997d 1394 jack_port_get_latency_range
9f5ff83f 1395 ldbrx
d64341e4 1396 libc_msvcrt
0b4a1821
AS
1397 libdc1394_1
1398 libdc1394_2
d96cd429
MR
1399 local_aligned_16
1400 local_aligned_8
a5b64584 1401 localtime_r
85dd97ad 1402 loongson
c708b540
JG
1403 mach_absolute_time
1404 mach_mach_time_h
f8aa696f
DB
1405 machine_ioctl_bt848_h
1406 machine_ioctl_meteor_h
65f1d45d 1407 machine_rw_barrier
c88f5d72 1408 malloc_h
73f6d31e 1409 MapViewOfFile
c88f5d72 1410 memalign
65f1d45d 1411 MemoryBarrier
6ffa87d3 1412 mkstemp
f80ddd5b 1413 mm_empty
0328b9ea 1414 mmap
e98b02de 1415 mprotect
d3d3a32c 1416 nanosleep
3e0b1c9a 1417 poll_h
1f91cdce 1418 posix_memalign
3a7050ff 1419 pragma_deprecated
07b28702 1420 rdtsc
ea4d5f48 1421 sched_getaffinity
c88f5d72 1422 sdl
7e6a11bc 1423 SetConsoleTextAttribute
b507ebd1 1424 setmode
3e0b1c9a 1425 setrlimit
d3d3a32c 1426 Sleep
15d59d2c 1427 sndio_h
72be9e73 1428 socklen_t
deb29777 1429 soundcard_h
87958234 1430 strerror_r
6379900c 1431 strptime
c0018613 1432 struct_addrinfo
75d339e0
MS
1433 struct_group_source_req
1434 struct_ip_mreq_source
b4d68544 1435 struct_ipv6_mreq
cdee08e3 1436 struct_pollfd
3e0b1c9a 1437 struct_rusage_ru_maxrss
b4d68544 1438 struct_sockaddr_in6
3b2372bf 1439 struct_sockaddr_sa_len
33a4dbdd 1440 struct_sockaddr_storage
a6a4793d 1441 struct_v4l2_frmivalenum_discrete
b462d132 1442 symver_asm_label
3e0b1c9a 1443 symver_gnu_asm
e460aa32 1444 sync_val_compare_and_swap
b58412f1 1445 sys_mman_h
06bb5905 1446 sys_param_h
b091aa44 1447 sys_resource_h
81644c2e 1448 sys_select_h
deb29777 1449 sys_soundcard_h
e64bceea 1450 sys_time_h
60538758 1451 sys_un_h
1b6e8b73 1452 sys_videoio_h
7caf48e0
DB
1453 sysconf
1454 sysctl
b265431e 1455 threads
542920b7 1456 unistd_h
d3d3a32c 1457 usleep
7671dd7c 1458 vdpau_x11
ce742de2 1459 vfp_args
7c5bfe7a 1460 VirtualAlloc
d3d3a32c 1461 windows_h
6ff3f3e7 1462 winsock2_h
cc078b5d 1463 xform_asm
7671dd7c 1464 xlib
6f74fb03 1465 xmm_clobbers
0cb78cef 1466"
44161118 1467
511cf612 1468# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1469CONFIG_EXTRA="
87849592 1470 aandcttables
bfe9f48a 1471 ac3dsp
aa11cb79 1472 audio_frame_queue
b93b27ed 1473 dsputil
bfe9f48a 1474 gcrypt
478fd534 1475 golomb
9cad0e4e 1476 gplv3
0338c396 1477 h263dsp
478fd534
DB
1478 h264chroma
1479 h264dsp
1480 h264pred
915a2a0a 1481 h264qpel
68d8238c 1482 hpeldsp
478fd534 1483 huffman
dc4d726b 1484 intrax8
9cad0e4e 1485 lgplv3
478fd534 1486 lpc
1e164c0b 1487 mpegaudio
bfe9f48a 1488 mpegaudiodsp
18bbca1f 1489 mpegvideo
ad08dfd5 1490 mpegvideoenc
bfe9f48a 1491 nettle
f704a079 1492 rangecoder
255d9c57 1493 riffdec
3dd5c95d 1494 riffenc
bfe9f48a 1495 rtpdec
5ad2f0bf 1496 rtpenc_chain
bfe9f48a 1497 sinewin
8c53d39e 1498 videodsp
ab9f9876 1499 vp3dsp
b6bb00b0
MR
1500"
1501
520cc7f1 1502CMDLINE_SELECT="
3f5b56e5 1503 $ARCH_EXT_LIST
520cc7f1 1504 $CONFIG_LIST
fd712a55 1505 $HAVE_LIST_CMDLINE
8eee7025 1506 $THREADS_LIST
c8a4ae00 1507 asm
db6107b6 1508 cross_compile
520cc7f1
MR
1509 debug
1510 extra_warnings
8c6afa4d 1511 logging
65d12900 1512 lto
d2bbb2f7 1513 optimizations
520cc7f1 1514"
426be5dc 1515
7caf48e0 1516PATHS_LIST="
d156bede 1517 bindir
14a8acf1 1518 datadir
f4ca970d 1519 docdir
26759c44
MR
1520 incdir
1521 libdir
26759c44
MR
1522 mandir
1523 prefix
1524 shlibdir
7caf48e0 1525"
426be5dc
DB
1526
1527CMDLINE_SET="
1528 $PATHS_LIST
121d78d0 1529 ar
426be5dc 1530 arch
313c46a6 1531 as
426be5dc
DB
1532 build_suffix
1533 cc
1534 cpu
1535 cross_prefix
50567afa 1536 dep_cc
ac63af34 1537 extra_version
9da6609f
MR
1538 host_cc
1539 host_cflags
095792f2 1540 host_ld
9da6609f
MR
1541 host_ldflags
1542 host_libs
82bb3329 1543 host_os
684b28e0 1544 ld
426be5dc 1545 logfile
4ae40685 1546 malloc_prefix
89641463 1547 nm
9cd7b854 1548 optflags
3f8040db 1549 pkg_config
154caa67 1550 random_seed
2fad0977 1551 samples
c5200f17
MR
1552 sysinclude
1553 sysroot
a7ada2ba 1554 target_exec
26759c44 1555 target_os
a7ada2ba 1556 target_path
ba13606c 1557 target_samples
aeeb782c 1558 toolchain
426be5dc 1559"
520cc7f1 1560
89f2932b
MR
1561CMDLINE_APPEND="
1562 extra_cflags
4cc4b33f 1563 host_cppflags
89f2932b
MR
1564"
1565
912f3148
DB
1566# code dependency declarations
1567
9eeed841 1568# architecture extensions
808fa33c 1569
a2fc0f6a
MR
1570armv5te_deps="arm"
1571armv6_deps="arm"
ab5cb084 1572armv6t2_deps="arm"
b7b17ed6
JG
1573neon_deps_any="aarch64 arm"
1574vfp_deps_any="aarch64 arm"
b3267559 1575vfpv3_deps="vfp"
808fa33c 1576
637606de
MR
1577map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1578
808fa33c
MR
1579altivec_deps="ppc"
1580ppc4xx_deps="ppc"
1581
1582vis_deps="sparc"
1583
84146963
DB
1584cpunop_deps="i686"
1585x86_64_select="i686"
1586x86_64_suggest="fast_cmov"
50cd43f2 1587
808fa33c
MR
1588amd3dnow_deps="mmx"
1589amd3dnowext_deps="amd3dnow"
fb87e69f 1590i686_deps="x86"
9eeed841 1591mmx_deps="x86"
239fdf1b 1592mmxext_deps="mmx"
50cd43f2
DB
1593sse_deps="mmxext"
1594sse2_deps="sse"
1595sse3_deps="sse2"
1596ssse3_deps="sse3"
1597sse4_deps="ssse3"
1598sse42_deps="sse4"
1599avx_deps="sse42"
10b0161d 1600xop_deps="avx"
1b932eb1 1601fma3_deps="avx"
79687079 1602fma4_deps="avx"
4d6ee072 1603avx2_deps="avx"
9eeed841 1604
43b73d59
DB
1605mmx_external_deps="yasm"
1606mmx_inline_deps="inline_asm"
1607mmx_suggest="mmx_external mmx_inline"
1608
84bf8817 1609for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1610 eval dep=\$${ext}_deps
1611 eval ${ext}_external_deps='"${dep}_external"'
1612 eval ${ext}_inline_deps='"${dep}_inline"'
1613 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1614done
1615
032d4da8
JG
1616aligned_stack_if_any="aarch64 ppc x86"
1617fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1618fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1619fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1620
3e0b1c9a 1621need_memalign="altivec neon sse"
89e053f8 1622
1a5fdf95
DB
1623# system capabilities
1624log2_deps="!libc_msvcrt"
1625
b462d132
MR
1626symver_if_any="symver_asm_label symver_gnu_asm"
1627
8558595a
DB
1628# threading support
1629atomics_gcc_if="sync_val_compare_and_swap"
1630atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1631atomics_win32_if="MemoryBarrier"
1632atomics_native_if_any="$ATOMICS_LIST"
874c751c 1633w32threads_deps="atomics_native"
8558595a
DB
1634threads_if_any="$THREADS_LIST"
1635
26fbcc85 1636# subsystems
dc609252 1637dct_select="rdft"
b93b27ed
RB
1638error_resilience_select="dsputil"
1639lpc_select="dsputil"
26fbcc85
MR
1640mdct_select="fft"
1641rdft_select="fft"
1e164c0b 1642mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1643mpegaudiodsp_select="dct"
f4fed5a2 1644mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1645mpegvideoenc_select="mpegvideo"
26fbcc85 1646
ed40b6bf 1647# decoders / encoders
cfc2a0cf 1648aac_decoder_select="mdct sinewin"
aa11cb79 1649aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1650aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1651ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1652ac3_encoder_select="mdct ac3dsp dsputil"
1653ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1654aic_decoder_select="dsputil golomb"
f4d608e3 1655alac_encoder_select="lpc"
b93b27ed 1656als_decoder_select="dsputil"
b781cc12 1657amrnb_decoder_select="lsp"
2b2a597e 1658amrwb_decoder_select="lsp"
0a36988e 1659amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1660ape_decoder_select="dsputil"
1661asv1_decoder_select="dsputil"
1662asv1_encoder_select="dsputil"
1663asv2_decoder_select="dsputil"
1664asv2_encoder_select="dsputil"
4538729a 1665atrac1_decoder_select="mdct sinewin"
26fbcc85 1666atrac3_decoder_select="mdct"
e6f0bb65 1667atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1668bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1669binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1670binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1671cavs_decoder_select="dsputil golomb h264chroma videodsp"
1672cllc_decoder_select="dsputil"
9b500b8f 1673comfortnoise_encoder_select="lpc"
b93b27ed 1674cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1675cscd_decoder_select="lzo"
2eef7c62 1676cscd_decoder_suggest="zlib"
26fbcc85 1677dca_decoder_select="mdct"
b93b27ed
RB
1678dnxhd_decoder_select="dsputil"
1679dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1680dvvideo_decoder_select="dsputil"
1681dvvideo_encoder_select="dsputil"
61c31e4e 1682dxa_decoder_deps="zlib"
baf91bb9 1683eac3_decoder_select="ac3_decoder"
4264a0dd 1684eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1685eamad_decoder_select="aandcttables dsputil mpegvideo"
1686eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1687eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1688ffv1_decoder_select="dsputil golomb rangecoder"
1689ffv1_encoder_select="dsputil rangecoder"
2f02bbcc
DB
1690ffvhuff_decoder_select="huffyuv_decoder"
1691ffvhuff_encoder_select="huffyuv_encoder"
cde7df25 1692fic_decoder_select="dsputil golomb"
4f034993 1693flac_decoder_select="golomb"
b93b27ed 1694flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1695flashsv_decoder_deps="zlib"
1696flashsv_encoder_deps="zlib"
1697flashsv2_decoder_deps="zlib"
4414137e 1698flv_decoder_select="h263_decoder"
4d4b4bd1 1699flv_encoder_select="h263_encoder"
b93b27ed
RB
1700fourxm_decoder_select="dsputil"
1701fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1702g2m_decoder_deps="zlib"
1703g2m_decoder_select="dsputil"
c292f6a2 1704h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1705h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1706h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1707h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1708h263i_decoder_select="h263_decoder"
fe629c2d 1709h263p_encoder_select="h263_encoder"
0b499c9b
RB
1710h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1711h264_decoder_suggest="error_resilience"
064698d3 1712hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1713huffyuv_decoder_select="dsputil"
1714huffyuv_encoder_select="dsputil huffman"
34150be5 1715iac_decoder_select="imc_decoder"
b93b27ed 1716imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1717indeo3_decoder_select="hpeldsp"
8071264f 1718interplay_video_decoder_select="hpeldsp"
8e0cf39f 1719jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1720jpegls_encoder_select="golomb"
b93b27ed
RB
1721jv_decoder_select="dsputil"
1722lagarith_decoder_select="dsputil"
ad08dfd5 1723ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1724loco_decoder_select="golomb"
b93b27ed 1725mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1726metasound_decoder_select="lsp mdct sinewin"
c1047003 1727mimic_decoder_select="dsputil hpeldsp"
28bc406c 1728mjpeg_decoder_select="dsputil hpeldsp"
b93b27ed 1729mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
7caf48e0 1730mjpegb_decoder_select="mjpeg_decoder"
b93b27ed
RB
1731mlp_decoder_select="dsputil mlp_parser"
1732motionpixels_decoder_select="dsputil"
1e164c0b
DB
1733mp1_decoder_select="mpegaudio"
1734mp1float_decoder_select="mpegaudio"
1735mp2_decoder_select="mpegaudio"
1736mp2float_decoder_select="mpegaudio"
1737mp3_decoder_select="mpegaudio"
1738mp3adu_decoder_select="mpegaudio"
1739mp3adufloat_decoder_select="mpegaudio"
1740mp3float_decoder_select="mpegaudio"
1741mp3on4_decoder_select="mpegaudio"
1742mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1743mpc7_decoder_select="dsputil mpegaudiodsp"
1744mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1745mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1746mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1747mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1748mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1749mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1750mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1751mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1752mpeg4_encoder_select="h263_encoder"
4414137e 1753msmpeg4v1_decoder_select="h263_decoder"
4414137e 1754msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1755msmpeg4v2_encoder_select="h263_encoder"
4414137e 1756msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1757msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1758mss2_decoder_select="error_resilience vc1_decoder"
8e0cf39f 1759mxpeg_decoder_select="mjpeg_decoder"
4538729a 1760nellymoser_decoder_select="mdct sinewin"
aa11cb79 1761nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1762nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1763png_decoder_deps="zlib"
1764png_decoder_select="dsputil"
1765png_encoder_deps="zlib"
1766png_encoder_select="dsputil"
b93b27ed
RB
1767prores_decoder_select="dsputil"
1768prores_encoder_select="dsputil"
b781cc12 1769qcelp_decoder_select="lsp"
c4f5c2d6 1770qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1771ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1772ralf_decoder_select="golomb"
0338c396 1773rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1774rv10_encoder_select="h263_encoder"
0338c396 1775rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1776rv20_encoder_select="h263_encoder"
870add0d
DB
1777rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1778rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1779shorten_decoder_select="golomb"
b781cc12 1780sipr_decoder_select="lsp"
8e0cf39f 1781sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1782svq1_decoder_select="hpeldsp"
1277dc07 1783svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
d48430c3
DB
1784svq3_decoder_select="h264_decoder hpeldsp mpegvideo"
1785svq3_decoder_suggest="zlib"
b93b27ed 1786tak_decoder_select="dsputil"
4eef77c1 1787theora_decoder_select="vp3_decoder"
7caf48e0 1788thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1789tiff_decoder_suggest="zlib"
1790tiff_encoder_suggest="zlib"
aec09a00 1791truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1792truemotion2_decoder_select="dsputil"
1793truespeech_decoder_select="dsputil"
61c31e4e 1794tscc_decoder_deps="zlib"
4538729a 1795twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1796utvideo_decoder_select="dsputil"
1797utvideo_encoder_select="dsputil huffman"
1798vble_decoder_select="dsputil"
dc4d726b 1799vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
45ecda85 1800vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1801vorbis_decoder_select="mdct"
1802vorbis_encoder_select="mdct"
3bd062bf 1803vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1804vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1805vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1806vp6a_decoder_select="vp6_decoder"
1807vp6f_decoder_select="vp6_decoder"
8c53d39e 1808vp8_decoder_select="h264pred videodsp"
72ca830f 1809vp9_decoder_select="videodsp"
c4bfa098 1810webp_decoder_select="vp8_decoder"
4538729a
MR
1811wmapro_decoder_select="mdct sinewin"
1812wmav1_decoder_select="mdct sinewin"
1813wmav1_encoder_select="mdct sinewin"
1814wmav2_decoder_select="mdct sinewin"
1815wmav2_encoder_select="mdct sinewin"
1816wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1817wmv1_decoder_select="h263_decoder"
665507aa 1818wmv1_encoder_select="h263_encoder"
dc4d726b 1819wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1820wmv2_encoder_select="h263_encoder"
015f8ee0 1821wmv3_decoder_select="vc1_decoder"
45ecda85 1822wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1823zerocodec_decoder_deps="zlib"
1824zlib_decoder_deps="zlib"
1825zlib_encoder_deps="zlib"
1826zmbv_decoder_deps="zlib"
1827zmbv_encoder_deps="zlib"
30fd06be 1828
ed40b6bf 1829# hardware accelerators
215cdd35 1830dxva2_deps="dxva2api_h"
0afab17e 1831vaapi_deps="va_va_h"
ac3dbb4d 1832vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1833vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1834vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1835
82ca17ac
DB
1836h263_vaapi_hwaccel_deps="vaapi"
1837h263_vaapi_hwaccel_select="h263_decoder"
1838h263_vdpau_hwaccel_deps="vdpau"
1839h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1840h264_dxva2_hwaccel_deps="dxva2"
1841h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1842h264_vaapi_hwaccel_deps="vaapi"
1843h264_vaapi_hwaccel_select="h264_decoder"
1844h264_vda_hwaccel_deps="vda"
1845h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1846h264_vdpau_hwaccel_deps="vdpau"
1847h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1848mpeg1_vdpau_hwaccel_deps="vdpau"
1849mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1850mpeg2_dxva2_hwaccel_deps="dxva2"
1851mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1852mpeg2_vaapi_hwaccel_deps="vaapi"
1853mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1854mpeg2_vdpau_hwaccel_deps="vdpau"
1855mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1856mpeg4_vaapi_hwaccel_deps="vaapi"
1857mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1858mpeg4_vdpau_hwaccel_deps="vdpau"
1859mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1860vc1_dxva2_hwaccel_deps="dxva2"
1861vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1862vc1_vaapi_hwaccel_deps="vaapi"
1863vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1864vc1_vdpau_hwaccel_deps="vdpau"
1865vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1866wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1867wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1868wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1869
28b80940 1870# parsers
0b499c9b 1871h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
192ccc50 1872mpeg4video_parser_select="error_resilience h263dsp mpegvideo"
c292f6a2 1873mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1874vc1_parser_select="mpegvideo"
28b80940 1875
912f3148 1876# external libraries
c9171a83 1877libfaac_encoder_deps="libfaac"
aa11cb79 1878libfaac_encoder_select="audio_frame_queue"
4f2b469d 1879libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1880libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1881libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1882libgsm_decoder_deps="libgsm"
1883libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1884libgsm_ms_decoder_deps="libgsm"
1885libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1886libilbc_decoder_deps="libilbc"
1887libilbc_encoder_deps="libilbc"
1cc60c47 1888libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1889libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1890libopencore_amrnb_decoder_deps="libopencore_amrnb"
1891libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1892libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1893libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1894libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1895libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1896libopus_decoder_deps="libopus"
6cb8c854 1897libopus_encoder_deps="libopus"
aa11cb79 1898libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1899libschroedinger_decoder_deps="libschroedinger"
1900libschroedinger_encoder_deps="libschroedinger"
ae14f311 1901libspeex_decoder_deps="libspeex"
b606a017 1902libspeex_encoder_deps="libspeex"
aa11cb79 1903libspeex_encoder_select="audio_frame_queue"
150d2772 1904libtheora_encoder_deps="libtheora"
d89e738a 1905libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1906libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1907libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1908libvorbis_encoder_deps="libvorbis"
aa11cb79 1909libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1910libvpx_vp8_decoder_deps="libvpx"
1911libvpx_vp8_encoder_deps="libvpx"
1912libvpx_vp9_decoder_deps="libvpx"
1913libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1914libwavpack_encoder_deps="libwavpack"
be7c3231 1915libwebp_encoder_deps="libwebp"
1cc60c47 1916libx264_encoder_deps="libx264"
50ea9315 1917libx265_encoder_deps="libx265"
de295976 1918libxavs_encoder_deps="libxavs"
1cc60c47 1919libxvid_encoder_deps="libxvid"
30fd06be 1920
912f3148 1921# demuxers / muxers
c2dd0e9e 1922ac3_demuxer_select="ac3_parser"
255d9c57 1923asf_demuxer_select="riffdec"
3dd5c95d 1924asf_muxer_select="riffenc"
647c2356 1925asf_stream_muxer_select="asf_muxer"
255d9c57 1926avi_demuxer_select="riffdec"
3dd5c95d 1927avi_muxer_select="riffenc"
4e622dea 1928avisynth_demuxer_deps="avisynth"
255d9c57
DB
1929avisynth_demuxer_select="riffdec"
1930caf_demuxer_select="riffdec"
c2dd0e9e 1931dirac_demuxer_select="dirac_parser"
255d9c57 1932dxa_demuxer_select="riffdec"
5b423887 1933eac3_demuxer_select="ac3_parser"
e01fba55 1934f4v_muxer_select="mov_muxer"
c2dd0e9e 1935flac_demuxer_select="flac_parser"
435214a7 1936hds_muxer_select="flv_muxer"
c9031c7c 1937hls_muxer_select="mpegts_muxer"
647c2356 1938ipod_muxer_select="mov_muxer"
31f16dc1 1939ismv_muxer_select="mov_muxer"
647c2356 1940matroska_audio_muxer_select="matroska_muxer"
255d9c57 1941matroska_demuxer_select="riffdec"
2a91ada8 1942matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1943matroska_muxer_select="riffenc"
1944mmf_muxer_select="riffenc"
255d9c57 1945mov_demuxer_select="riffdec"
4e622dea 1946mov_demuxer_suggest="zlib"
3dd5c95d 1947mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1948mp3_demuxer_select="mpegaudio_parser"
647c2356 1949mp4_muxer_select="mov_muxer"
75644335 1950mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1951mpegtsraw_demuxer_select="mpegts_demuxer"
1952mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1953nut_muxer_select="riffenc"
255d9c57 1954nuv_demuxer_select="riffdec"
24ca518b 1955ogg_demuxer_select="golomb"
647c2356 1956psp_muxer_select="mov_muxer"
44594cc7 1957rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1958rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1959rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1960rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1961sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1962sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1963sdp_demuxer_select="rtpdec"
e772f9fa 1964smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1965spdif_muxer_select="aac_parser"
57231e4d 1966tak_demuxer_select="tak_parser"
647c2356
DB
1967tg2_muxer_select="mov_muxer"
1968tgp_muxer_select="mov_muxer"
a7d45e06 1969w64_demuxer_select="wav_demuxer"
255d9c57 1970wav_demuxer_select="riffdec"
3dd5c95d
DB
1971wav_muxer_select="riffenc"
1972webm_muxer_select="riffenc"
255d9c57
DB
1973wtv_demuxer_select="riffdec"
1974xmv_demuxer_select="riffdec"
1975xwma_demuxer_select="riffdec"
4e622dea
SS
1976
1977# indevs / outdevs
38e54a75 1978alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1979alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1980bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1981dv1394_indev_deps="dv1394"
1982dv1394_indev_select="dv_demuxer"
c6f95144 1983fbdev_indev_deps="linux_fb_h"
a3fc62e8 1984jack_indev_deps="jack_jack_h pthreads"
e417d80d 1985libcdio_indev_deps="libcdio"
38e54a75 1986libdc1394_indev_deps="libdc1394"
38e54a75
SS
1987oss_indev_deps_any="soundcard_h sys_soundcard_h"
1988oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1989pulse_indev_deps="libpulse"
15d59d2c
B
1990sndio_indev_deps="sndio_h"
1991sndio_outdev_deps="sndio_h"
38e54a75 1992v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1993vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1994vfwcap_indev_extralibs="-lavicap32"
24f8961f 1995x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1996
912f3148 1997# protocols
acd554c1
SP
1998ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1999ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2000ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2001ffrtmphttp_protocol_deps="!librtmp_protocol"
2002ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2003gopher_protocol_select="network"
279a0c97 2004http_protocol_select="tcp_protocol"
7caf48e0 2005httpproxy_protocol_select="tcp_protocol"
183baead 2006https_protocol_select="tls_protocol"
c3b57d6e
DB
2007librtmp_protocol_deps="librtmp"
2008librtmpe_protocol_deps="librtmp"
2009librtmps_protocol_deps="librtmp"
2010librtmpt_protocol_deps="librtmp"
2011librtmpte_protocol_deps="librtmp"
c60a2d70 2012mmsh_protocol_select="http_protocol"
998c1ee1 2013mmst_protocol_select="network"
c3b57d6e 2014rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2015rtmp_protocol_select="tcp_protocol"
acd554c1 2016rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2017rtmps_protocol_deps="!librtmp_protocol"
2018rtmps_protocol_select="tls_protocol"
775c4d36 2019rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2020rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2021rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2022rtp_protocol_select="udp_protocol"
998c1ee1
DB
2023sctp_protocol_deps="struct_sctp_event_subscribe"
2024sctp_protocol_select="network"
0eecafc9 2025srtp_protocol_select="rtp_protocol"
998c1ee1 2026tcp_protocol_select="network"
558d192d
MS
2027tls_protocol_deps_any="openssl gnutls"
2028tls_protocol_select="tcp_protocol"
998c1ee1 2029udp_protocol_select="network"
60538758
LB
2030unix_protocol_deps="sys_un_h"
2031unix_protocol_select="network"
c08fb000 2032
6ebf0bfc 2033# filters
13fabd7a 2034blackframe_filter_deps="gpl"
ce6b6ef6 2035boxblur_filter_deps="gpl"
68b79bfc 2036cropdetect_filter_deps="gpl"
b157be1f 2037delogo_filter_deps="gpl"
a5b64584 2038drawtext_filter_deps="libfreetype"
61b323ce 2039frei0r_filter_deps="frei0r dlopen"
cfec77aa 2040frei0r_filter_extralibs='$ldl'
61b323ce 2041frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2042frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2043hqdn3d_filter_deps="gpl"
3fce1367 2044interlace_filter_deps="gpl"
cf69ad35 2045ocv_filter_deps="libopencv"
7caf48e0 2046resample_filter_deps="avresample"
2f296e39 2047scale_filter_deps="swscale"
6ebf0bfc 2048
ab81f24a 2049# examples
b339182e 2050avcodec_example_deps="avcodec avutil"
e7dfaf16 2051filter_audio_example_deps="avfilter avutil"
b339182e 2052metadata_example_deps="avformat avutil"
ab81f24a 2053output_example_deps="avcodec avformat avutil swscale"
10421bcf 2054transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2055
5a0f7131 2056# libraries
d89f2fa9
DB
2057avcodec_deps="avutil"
2058avdevice_deps="avutil avcodec avformat"
2059avfilter_deps="avutil"
2060avformat_deps="avutil avcodec"
2061avresample_deps="avutil"
2062swscale_deps="avutil"
f7679c54 2063
912f3148 2064# programs
54fd593a 2065avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2066avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2067 fps_filter null_filter resample_filter scale_filter
bce70f81 2068 setpts_filter trim_filter"
d173ede1 2069avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2070avplay_libs='$sdl_libs'
266463da 2071avplay_select="rdft"
9e12f0bf 2072avprobe_deps="avcodec avformat"
406e6c0b
DB
2073avserver_deps="avformat fork !shared"
2074avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2075
4da3f410 2076# documentation
92f0abb2 2077pod2man_deps="doc"
4da3f410
DB
2078texi2html_deps="doc"
2079
de6d9b64 2080# default parameters
8a608357 2081
19bd477d 2082logfile="config.log"
8a608357
MR
2083
2084# installation paths
c9d19248
MR
2085prefix_default="/usr/local"
2086bindir_default='${prefix}/bin'
6291d7e4 2087datadir_default='${prefix}/share/avconv'
f4ca970d 2088docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2089incdir_default='${prefix}/include'
2090libdir_default='${prefix}/lib'
2091mandir_default='${prefix}/share/man'
2092shlibdir_default="$libdir_default"
8a608357
MR
2093
2094# toolchain
121d78d0 2095ar_default="ar"
13c7df3d 2096cc_default="gcc"
9da6609f 2097host_cc_default="gcc"
4ebc6a74 2098cp_f="cp -f"
b58b00ae 2099ln_s="ln -s -f"
2a8a860a 2100nm_default="nm -g"
11e6d03a 2101objformat="elf"
3f8040db 2102pkg_config_default=pkg-config
be7109c1 2103ranlib="ranlib"
e52567c2 2104strip="strip"
11e6d03a 2105yasmexe="yasm"
8a608357 2106
3e0b1c9a 2107nogas=":"
8182dc34 2108
8a608357 2109# machine
8d4c00ed 2110arch_default=$(uname -m)
38d0a8aa 2111cpu="generic"
8a608357 2112
8a608357 2113# OS
8d4c00ed
MR
2114target_os_default=$(tolower $(uname -s))
2115host_os=$target_os_default
8a608357 2116
8a608357 2117# configurable options
ab81f24a 2118enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2119
3e0b1c9a
DB
2120enable asm
2121enable debug
2122enable doc
8400d6b8 2123enable optimizations
8cfbbd92 2124enable safe_bitstream_reader
530dc538 2125enable static
a9ddb5b1 2126enable swscale_alpha
8a608357 2127
2e2ec667
DB
2128# By default, enable only those hwaccels that have no external dependencies.
2129enable dxva2 vdpau
2130
8a608357 2131# build settings
9987769a 2132SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2133LIBPREF="lib"
2134LIBSUF=".a"
c5f14466
RP
2135FULLNAME='$(NAME)$(BUILDSUF)'
2136LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2137SLIBPREF="lib"
2138SLIBSUF=".so"
c5f14466 2139SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2140SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2141SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2142LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2143SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2144SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2145
68485d1f
MR
2146asflags_filter=echo
2147cflags_filter=echo
64933b6c
MR
2148ldflags_filter=echo
2149
23565c26 2150AS_C='-c'
bc877faf 2151AS_O='-o $@'
23565c26 2152CC_C='-c'
18031c49 2153CC_E='-E -o $@'
7e6c86e6 2154CC_O='-o $@'
a758c5e2 2155LD_O='-o $@'
8db73c61
MR
2156LD_LIB='-l%'
2157LD_PATH='-L'
23565c26 2158HOSTCC_C='-c'
27565164 2159HOSTCC_E='-E -o $@'
a758c5e2 2160HOSTCC_O='-o $@'
095792f2 2161HOSTLD_O='-o $@'
7e6c86e6 2162
9da6609f 2163host_libs='-lm'
6c3fa06a
MR
2164host_cflags_filter=echo
2165host_ldflags_filter=echo
9da6609f 2166
9b861379 2167target_path='$(CURDIR)'
a7ada2ba 2168
a158446b
MR
2169# since the object filename is not given with the -MM flag, the compiler
2170# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2171DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2172DEPFLAGS='-MM'
315c741d 2173
c597172e 2174# find source path
24524f36 2175if test -f configure; then
f038cf3c 2176 source_path=.
c597172e 2177else
8477f2de 2178 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2179 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2180 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2181 test -e "$source_path/config.h" &&
2182 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2183fi
2184
13cbe2c0 2185for v in "$@"; do
b04251c5
MR
2186 r=${v#*=}
2187 l=${v%"$r"}
2188 r=$(sh_quote "$r")
29ba0911 2189 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2190done
c597172e 2191
73ef8980
MR
2192find_things(){
2193 thing=$1
2194 pattern=$2
2195 file=$source_path/$3
932ccf39 2196 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2197}
2198
2199ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2200DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2201HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2202PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2203BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2204MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2205DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2206OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2207INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2208PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2209FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2210
54e75be4
DB
2211ALL_COMPONENTS="
2212 $BSF_LIST
2213 $DECODER_LIST
2214 $DEMUXER_LIST
2215 $ENCODER_LIST
2216 $FILTER_LIST
2217 $HWACCEL_LIST
2218 $INDEV_LIST
2219 $MUXER_LIST
2220 $OUTDEV_LIST
2221 $PARSER_LIST
2222 $PROTOCOL_LIST
2223"
2224
8469ae22
MR
2225for n in $COMPONENT_LIST; do
2226 v=$(toupper ${n%s})_LIST
2227 eval enable \$$v
2228 eval ${n}_if_any="\$$v"
2229done
2230
206a070d 2231enable $ARCH_EXT_LIST
c597172e
MR
2232
2233die_unknown(){
2234 echo "Unknown option \"$1\"."
2235 echo "See $0 --help for available options."
2236 exit 1
2237}
2238
7432e872
DB
2239print_3_columns() {
2240 cat | tr ' ' '\n' | sort | pr -r -3 -t
2241}
2242
794f8e97 2243show_list() {
bf0c4afa
RP
2244 suffix=_$1
2245 shift
7432e872 2246 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2247 exit 0
2248}
2249
154caa67
MR
2250rand_list(){
2251 IFS=', '
2252 set -- $*
2253 unset IFS
2254 for thing; do
2255 comp=${thing%:*}
2256 prob=${thing#$comp}
2257 prob=${prob#:}
2258 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2259 echo "prob ${prob:-0.5}"
2260 printf '%s\n' $comp
2261 done
2262}
2263
2264do_random(){
2265 action=$1
2266 shift
2267 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2268 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2269}
2270
c597172e 2271for opt do
7483e694
DB
2272 optval="${opt#*=}"
2273 case "$opt" in
ea061af1
DB
2274 --extra-ldflags=*)
2275 add_ldflags $optval
7e9e7cc2 2276 ;;
ea061af1
DB
2277 --extra-libs=*)
2278 add_extralibs $optval
7e9e7cc2 2279 ;;
ea061af1
DB
2280 --disable-devices)
2281 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2282 ;;
ea061af1
DB
2283 --enable-debug=*)
2284 debuglevel="$optval"
7e9e7cc2
MR
2285 ;;
2286 --disable-programs)
2287 disable $PROGRAM_LIST
2288 ;;
2289 --disable-everything)
2290 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2291 ;;
844c6852
DB
2292 --disable-all)
2293 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2294 disable $LIBRARY_LIST $PROGRAM_LIST doc
2295 ;;
7e9e7cc2
MR
2296 --enable-random|--disable-random)
2297 action=${opt%%-random}
2298 do_random ${action#--} $COMPONENT_LIST
2299 ;;
2300 --enable-random=*|--disable-random=*)
2301 action=${opt%%-random=*}
2302 do_random ${action#--} $optval
2303 ;;
2304 --enable-*=*|--disable-*=*)
2305 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2306 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2307 eval list=\$$(toupper $thing)_LIST
2308 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2309 $action $(filter "$name" $list)
2310 ;;
2311 --enable-?*|--disable-?*)
2312 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2313 if is_in $option $COMPONENT_LIST; then
2314 test $action = disable && action=unset
2315 eval $action \$$(toupper ${option%s})_LIST
2316 elif is_in $option $CMDLINE_SELECT; then
2317 $action $option
2318 else
2319 die_unknown $opt
2320 fi
2321 ;;
2322 --list-*)
2323 NAME="${opt#--list-}"
2324 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2325 NAME=${NAME%s}
2326 eval show_list $NAME \$$(toupper $NAME)_LIST
2327 ;;
2328 --help|-h) show_help
2329 ;;
2330 *)
2331 optname="${opt%%=*}"
2332 optname="${optname#--}"
2333 optname=$(echo "$optname" | sed 's/-/_/g')
2334 if is_in $optname $CMDLINE_SET; then
2335 eval $optname='$optval'
2336 elif is_in $optname $CMDLINE_APPEND; then
2337 append $optname "$optval"
2338 else
2339 die_unknown $opt
2340 fi
2341 ;;
7483e694 2342 esac
c597172e
MR
2343done
2344
bcea99bb
MR
2345disabled logging && logfile=/dev/null
2346
29ba0911 2347echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2348set >> $logfile
2349
9da6609f
MR
2350test -n "$cross_prefix" && enable cross_compile
2351
8d4c00ed
MR
2352if enabled cross_compile; then
2353 test -n "$arch" && test -n "$target_os" ||
2354 die "Must specify target arch and OS when cross-compiling"
2355fi
2356
121d78d0 2357ar_default="${cross_prefix}${ar_default}"
11e6d03a 2358cc_default="${cross_prefix}${cc_default}"
20e0ed95 2359nm_default="${cross_prefix}${nm_default}"
3f8040db 2360pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2361ranlib="${cross_prefix}${ranlib}"
e52567c2 2362strip="${cross_prefix}${strip}"
adb2b908 2363
c5200f17
MR
2364sysinclude_default="${sysroot}/usr/include"
2365
aeeb782c 2366case "$toolchain" in
0fbb62a8
LB
2367 clang-asan)
2368 cc_default="clang"
19f251a2
LB
2369 add_cflags -fsanitize=address
2370 add_ldflags -fsanitize=address
0fbb62a8
LB
2371 ;;
2372 clang-tsan)
2373 cc_default="clang"
19f251a2
LB
2374 add_cflags -fsanitize=thread -pie
2375 add_ldflags -fsanitize=thread -pie
0fbb62a8 2376 ;;
d6a27f88
LB
2377 clang-usan)
2378 cc_default="clang"
2379 add_cflags -fsanitize=undefined
2380 add_ldflags -fsanitize=undefined
2381 ;;
0ba49d28
LB
2382 gcc-asan)
2383 cc_default="gcc"
2384 add_cflags -fsanitize=address
2385 add_ldflags -fsanitize=address
2386 ;;
2387 gcc-tsan)
2388 cc_default="gcc"
2389 add_cflags -fsanitize=thread -pie -fPIC
2390 add_ldflags -fsanitize=thread -pie -fPIC
2391 ;;
d6a27f88
LB
2392 gcc-usan)
2393 cc_default="gcc"
2394 add_cflags -fsanitize=undefined
2395 add_ldflags -fsanitize=undefined
2396 ;;
edfe609f
LB
2397 valgrind-massif)
2398 target_exec_default="valgrind"
2399 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2400 ;;
b1ee8eec
RT
2401 valgrind-memcheck)
2402 target_exec_default="valgrind"
2403 target_exec_args="--track-origins=yes --leak-check=full"
2404 ;;
aeeb782c 2405 msvc)
16381923
MS
2406 # Check whether the current MSVC version needs the C99 converter.
2407 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2408 # support enough of C99 to build libav. Default to the new
16381923
MS
2409 # behaviour if the regexp was unable to match anything, since this
2410 # successfully parses the version number of existing supported
2411 # versions that require the converter (MSVC 2010 and 2012).
2412 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2413 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2414 cc_default="cl"
16381923
MS
2415 else
2416 cc_default="c99wrap cl"
2417 fi
ea9f7173 2418 ld_default="link"
aeeb782c 2419 nm_default="dumpbin -symbols"
ac3a9b51 2420 ar_default="lib"
53e8cd68 2421 target_os_default="win32"
ea9f7173
MS
2422 # Use a relative path for TMPDIR. This makes sure all the
2423 # ffconf temp files are written with a relative path, avoiding
2424 # issues with msys/win32 path conversion for MSVC parameters
2425 # such as -Fo<file> or -out:<file>.
2426 TMPDIR=.
aeeb782c 2427 ;;
322e4194 2428 icl)
ea9f7173
MS
2429 cc_default="icl"
2430 ld_default="xilink"
322e4194
AS
2431 nm_default="dumpbin -symbols"
2432 ar_default="xilib"
2433 target_os_default="win32"
ea9f7173 2434 TMPDIR=.
322e4194 2435 ;;
a862c7d3
RT
2436 gcov)
2437 add_cflags -fprofile-arcs -ftest-coverage
2438 add_ldflags -fprofile-arcs -ftest-coverage
2439 ;;
e7891305 2440 hardened)
7caf48e0 2441 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2442 add_ldflags -Wl,-z,relro -Wl,-z,now
2443 ;;
aeeb782c
MR
2444 ?*)
2445 die "Unknown toolchain $toolchain"
2446 ;;
2447esac
2448
b1ee8eec 2449set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2450enabled cross_compile || host_cc_default=$cc
2451set_default host_cc
13c7df3d 2452
762f95e4
MR
2453if ! $pkg_config --version >/dev/null 2>&1; then
2454 warn "$pkg_config not found, library detection may fail."
2455 pkg_config=false
2456fi
2457
82bb3329
MR
2458exesuf() {
2459 case $1 in
53e8cd68 2460 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2461 esac
2462}
2463
2464EXESUF=$(exesuf $target_os)
2465HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2466
e4e69e0b 2467# set temporary file name
a49d42c2 2468: ${TMPDIR:=$TEMPDIR}
c51fafa1 2469: ${TMPDIR:=$TMP}
a49d42c2 2470: ${TMPDIR:=/tmp}
e4e69e0b 2471
a210bce2 2472if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2473 # simple replacement for missing mktemp
2474 # NOT SAFE FOR GENERAL USE
2475 mktemp(){
09a5c245 2476 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2477 }
2478fi
2479
2480tmpfile(){
2481 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2482 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2483 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2484 append TMPFILES $tmp
2485 eval $1=$tmp
2486}
2487
2488trap 'rm -f -- $TMPFILES' EXIT
54460a83 2489
55127e7b 2490tmpfile TMPASM .asm
3e0b1c9a
DB
2491tmpfile TMPC .c
2492tmpfile TMPE $EXESUF
2493tmpfile TMPH .h
2494tmpfile TMPO .o
2495tmpfile TMPS .S
2496tmpfile TMPSH .sh
2497tmpfile TMPV .ver
54460a83
MR
2498
2499unset -f mktemp
e4e69e0b 2500
fb3c4ffc
MR
2501chmod +x $TMPE
2502
993f2d0f
MR
2503# make sure we can execute files in $TMPDIR
2504cat > $TMPSH 2>> $logfile <<EOF
2505#! /bin/sh
2506EOF
2507chmod +x $TMPSH >> $logfile 2>&1
2508if ! $TMPSH >> $logfile 2>&1; then
2509 cat <<EOF
2510Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2511variable to another directory and make sure that it is not mounted noexec.
2512EOF
2513 die "Sanity test failed."
2514fi
993f2d0f 2515
457cc333
MR
2516ccc_flags(){
2517 for flag; do
2518 case $flag in
2519 -std=c99) echo -c99 ;;
2520 -mcpu=*) echo -arch ${flag#*=} ;;
2521 -mieee) echo -ieee ;;
2522 -O*|-fast) echo $flag ;;
2523 -fno-math-errno) echo -assume nomath_errno ;;
2524 -g) echo -g3 ;;
2525 -Wall) echo -msg_enable level2 ;;
2526 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2527 -Wl,*) echo $flag ;;
2528 -f*|-W*) ;;
2529 *) echo $flag ;;
2530 esac
2531 done
2532}
2533
e5d45e02
LB
2534cparser_flags(){
2535 for flag; do
2536 case $flag in
2537 -Wno-switch) echo -Wno-switch-enum ;;
2538 -Wno-format-zero-length) ;;
2539 -Wdisabled-optimization) ;;
2540 -Wno-pointer-sign) echo -Wno-other ;;
2541 *) echo $flag ;;
2542 esac
2543 done
2544}
2545
14fb9d3d 2546msvc_common_flags(){
dfa559bc
RB
2547 for flag; do
2548 case $flag in
14fb9d3d
AS
2549 # In addition to specifying certain flags under the compiler
2550 # specific filters, they must be specified here as well or else the
2551 # generic catch all at the bottom will print the original flag.
2552 -Wall) ;;
2553 -std=c99) ;;
2554 # Common flags
9f4a16c5 2555 -fomit-frame-pointer) ;;
dfa559bc 2556 -g) echo -Z7 ;;
dfa559bc
RB
2557 -fno-math-errno) ;;
2558 -fno-common) ;;
2559 -fno-signed-zeros) ;;
50640977 2560 -fPIC) ;;
9f30fb5a
MS
2561 -mthumb) ;;
2562 -march=*) ;;
dfa559bc 2563 -lz) echo zlib.lib ;;
bd680c7b
DB
2564 -lavifil32) echo vfw32.lib ;;
2565 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2566 -l*) echo ${flag#-l}.lib ;;
2567 *) echo $flag ;;
2568 esac
2569 done
2570}
2571
14fb9d3d
AS
2572msvc_flags(){
2573 msvc_common_flags "$@"
2574 for flag; do
2575 case $flag in
ace87c19 2576 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2577 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2578 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2579 -wd4273 ;;
14fb9d3d
AS
2580 esac
2581 done
2582}
2583
2584icl_flags(){
2585 msvc_common_flags "$@"
2586 for flag; do
2587 case $flag in
2588 # Despite what Intel's documentation says -Wall, which is supported
2589 # on Windows, does enable remarks so disable them here.
2590 -Wall) echo $flag -Qdiag-disable:remark ;;
2591 -std=c99) echo -Qstd=c99 ;;
2592 esac
2593 done
2594}
2595
d0c6d424
MR
2596pgi_flags(){
2597 for flag; do
2598 case $flag in
643933f5 2599 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2600 -fomit-frame-pointer) echo -Mnoframe ;;
2601 -g) echo -gopt ;;
2602 *) echo $flag ;;
2603 esac
2604 done
2605}
2606
2607suncc_flags(){
2608 for flag; do
2609 case $flag in
2610 -march=*|-mcpu=*)
2611 case "${flag#*=}" in
2612 native) echo -xtarget=native ;;
2613 v9|niagara) echo -xarch=sparc ;;
2614 ultrasparc) echo -xarch=sparcvis ;;
2615 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2616 i586|pentium) echo -xchip=pentium ;;
2617 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2618 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2619 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2620 pentium4*) echo -xtarget=pentium4 ;;
2621 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2622 *-sse3) echo -xarch=sse3 ;;
2623 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2624 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2625 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2626 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2627 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2628 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2629 echo -xarch=sse2a ;;
2630 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2631 esac
2632 ;;
2633 -std=c99) echo -xc99 ;;
2634 -fomit-frame-pointer) echo -xregs=frameptr ;;
2635 -fPIC) echo -KPIC -xcode=pic32 ;;
2636 -W*,*) echo $flag ;;
5e753ed5
SM
2637 -f*-*|-W*|-mimpure-text) ;;
2638 -shared) echo -G ;;
d0c6d424
MR
2639 *) echo $flag ;;
2640 esac
2641 done
2642}
2643
2644tms470_flags(){
2645 for flag; do
2646 case $flag in
2647 -march=*|-mcpu=*)
2648 case "${flag#*=}" in
2649 armv7-a|cortex-a*) echo -mv=7a8 ;;
2650 armv7-r|cortex-r*) echo -mv=7r4 ;;
2651 armv7-m|cortex-m*) echo -mv=7m3 ;;
2652 armv6*|arm11*) echo -mv=6 ;;
2653 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2654 echo -mv=5e ;;
2655 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2656 esac
2657 ;;
2658 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2659 -mfpu=vfp) echo --float_support=vfpv2 ;;
2660 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2661 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2662 -msoft-float) echo --float_support=vfplib ;;
2663 -O[0-3]|-mf=*) echo $flag ;;
2664 -g) echo -g -mn ;;
2665 -pds=*) echo $flag ;;
ad93dccb
MR
2666 -D*|-I*) echo $flag ;;
2667 --gcc|--abi=*) echo $flag ;;
2668 -me) echo $flag ;;
d0c6d424
MR
2669 esac
2670 done
2671}
2672
a758c5e2
MR
2673probe_cc(){
2674 pfx=$1
2675 _cc=$2
2676
8db73c61
MR
2677 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2678 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2679 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2680 _flags_filter=echo
2681
2682 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2683 _type=llvm_gcc
2684 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2685 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2686 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2687 _cflags_speed='-O3'
2688 _cflags_size='-Os'
2689 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2690 _type=gcc
2691 gcc_version=$($_cc --version | head -n1)
2692 gcc_basever=$($_cc -dumpversion)
2693 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2694 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2695 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2696 if ! $_cc -dumpversion | grep -q '^2\.'; then
2697 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2698 fi
2699 _cflags_speed='-O3'
2700 _cflags_size='-Os'
b2d688ea 2701 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2702 _type=icc
2703 _ident=$($_cc --version | head -n1)
2704 _depflags='-MMD'
2705 _cflags_speed='-O3'
2706 _cflags_size='-Os'
2707 _cflags_noopt='-O1'
2708 elif $_cc -v 2>&1 | grep -q xlc; then
2709 _type=xlc
2710 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2711 _cflags_speed='-O5'
2712 _cflags_size='-O5 -qcompact'
2713 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2714 _type=ccc
2715 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2716 _DEPFLAGS='-M'
a758c5e2
MR
2717 _cflags_speed='-fast'
2718 _cflags_size='-O1'
457cc333 2719 _flags_filter=ccc_flags
a758c5e2
MR
2720 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2721 test -d "$sysroot" || die "No valid sysroot specified."
2722 _type=armcc
2723 _ident=$($_cc --vsn | head -n1)
2724 armcc_conf="$PWD/armcc.conf"
2725 $_cc --arm_linux_configure \
2726 --arm_linux_config_file="$armcc_conf" \
2727 --configure_sysroot="$sysroot" \
2728 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2729 die "Error creating armcc configuration file."
2730 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2731 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2732 as_default="${cross_prefix}gcc"
2733 _depflags='-MMD'
2734 _cflags_speed='-O3'
2735 _cflags_size='-Os'
0122118e 2736 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2737 _type=tms470
2738 _ident=$($_cc -version | head -n1 | tr -s ' ')
2739 _flags='--gcc --abi=eabi -me'
18031c49 2740 _cc_e='-ppl -fe=$@'
a758c5e2 2741 _cc_o='-fe=$@'
a758c5e2
MR
2742 _depflags='-ppa -ppd=$(@:.o=.d)'
2743 _cflags_speed='-O3 -mf=5'
2744 _cflags_size='-O3 -mf=2'
2745 _flags_filter=tms470_flags
2746 elif $_cc -v 2>&1 | grep -q clang; then
2747 _type=clang
2748 _ident=$($_cc --version | head -n1)
9e057f53 2749 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2750 _cflags_speed='-O3'
2751 _cflags_size='-Os'
2752 elif $_cc -V 2>&1 | grep -q Sun; then
2753 _type=suncc
2754 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2755 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2756 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2757 _ldflags='-std=c99'
2758 _cflags_speed='-O5'
2759 _cflags_size='-O5 -xspace'
2760 _flags_filter=suncc_flags
2761 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2762 _type=pathscale
2763 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2764 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2765 _cflags_speed='-O2'
2766 _cflags_size='-Os'
2767 _flags_filter='filter_out -Wdisabled-optimization'
2768 elif $_cc -v 2>&1 | grep -q Open64; then
2769 _type=open64
2770 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2771 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2772 _cflags_speed='-O2'
2773 _cflags_size='-Os'
2774 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2775 elif $_cc -V 2>&1 | grep -q Portland; then
2776 _type=pgi
2777 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2778 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2779 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2780 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2781 _cflags_noopt="-O1"
2782 _flags_filter=pgi_flags
dfa559bc
RB
2783 elif $_cc 2>&1 | grep -q Microsoft; then
2784 _type=msvc
2785 _ident=$($cc 2>&1 | head -n1)
2786 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2787 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2788 _cflags_speed="-O2"
2789 _cflags_size="-O1"
dfa559bc 2790 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2791 _ld_o='-out:$@'
dfa559bc
RB
2792 else
2793 _ld_o='-Fe$@'
2794 fi
ea9f7173
MS
2795 _cc_o='-Fo$@'
2796 _cc_e='-P -Fi$@'
dfa559bc
RB
2797 _flags_filter=msvc_flags
2798 _ld_lib='lib%.a'
2799 _ld_path='-libpath:'
2800 _flags='-nologo'
09f2581d 2801 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2802 if [ $pfx = hostcc ]; then
6a0200f2 2803 append _cflags -Dsnprintf=_snprintf
dfa559bc 2804 fi
322e4194
AS
2805 elif $_cc 2>&1 | grep -q Intel; then
2806 _type=icl
2807 _ident=$($cc 2>&1 | head -n1)
2808 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2809 # Not only is O3 broken on 13.x+ but it is slower on all previous
2810 # versions (tested) as well.
322e4194
AS
2811 _cflags_speed="-O2"
2812 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2813 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2814 _ld_o='-out:$@'
322e4194
AS
2815 else
2816 _ld_o='-Fe$@'
2817 fi
ea9f7173 2818 _cc_o='-Fo$@'
322e4194 2819 _cc_e='-P'
14fb9d3d 2820 _flags_filter=icl_flags
322e4194
AS
2821 _ld_lib='lib%.a'
2822 _ld_path='-libpath:'
ace87c19 2823 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2824 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2825 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2826 # with MSVC which enables it by default.
e0d6e2fc 2827 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2828 if [ $pfx = hostcc ]; then
2829 append _cflags -Dsnprintf=_snprintf
2830 fi
e5d45e02
LB
2831 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2832 _type=cparser
2833 _ident=$($_cc --version | head -n1)
2834 _depflags='-MMD'
2835 _cflags_speed='-O4'
2836 _cflags_size='-O2'
2837 _flags_filter=cparser_flags
aef6bd1b 2838 fi
a758c5e2
MR
2839
2840 eval ${pfx}_type=\$_type
2841 eval ${pfx}_ident=\$_ident
2842}
2843
2844set_ccvars(){
23565c26 2845 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2846 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2847 eval ${1}_O=\${_cc_o-\${${1}_O}}
2848
2849 if [ -n "$_depflags" ]; then
2850 eval ${1}_DEPFLAGS=\$_depflags
2851 else
2852 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2853 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2854 eval DEP${1}FLAGS=\$_flags
2855 fi
2856}
2857
2858probe_cc cc "$cc"
2859cflags_filter=$_flags_filter
2860cflags_speed=$_cflags_speed
2861cflags_size=$_cflags_size
2862cflags_noopt=$_cflags_noopt
2863add_cflags $_flags $_cflags
2864cc_ldflags=$_ldflags
2865set_ccvars CC
2866
2867probe_cc hostcc "$host_cc"
2868host_cflags_filter=$_flags_filter
a758c5e2 2869add_host_cflags $_flags $_cflags
a758c5e2 2870set_ccvars HOSTCC
629687f6 2871
851ffa80
MR
2872test -n "$cc_type" && enable $cc_type ||
2873 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2874
75bafbac 2875: ${as_default:=$cc}
50567afa 2876: ${dep_cc_default:=$cc}
684b28e0 2877: ${ld_default:=$cc}
095792f2
MR
2878: ${host_ld_default:=$host_cc}
2879set_default ar as dep_cc ld host_ld
75800dce 2880
a758c5e2
MR
2881probe_cc as "$as"
2882asflags_filter=$_flags_filter
2883add_asflags $_flags $_cflags
2884set_ccvars AS
2885
2886probe_cc ld "$ld"
2887ldflags_filter=$_flags_filter
2888add_ldflags $_flags $_ldflags
2889test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2890LD_O=${_ld_o-$LD_O}
8db73c61
MR
2891LD_LIB=${_ld_lib-$LD_LIB}
2892LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2893
095792f2
MR
2894probe_cc hostld "$host_ld"
2895host_ldflags_filter=$_flags_filter
2896add_host_ldflags $_flags $_ldflags
2897HOSTLD_O=${_ld_o-$HOSTLD_O}
2898
a758c5e2
MR
2899if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2900 probe_cc depcc "$dep_cc"
2901 CCDEP=${_DEPCMD:-$DEPCMD}
2902 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2903 DEPCCFLAGS=$_flags
2904fi
07dec06e 2905
3dbc777c
MR
2906if $ar 2>&1 | grep -q Microsoft; then
2907 arflags="-nologo"
2908 ar_o='-out:$@'
2909elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2910 arflags="rq"
2911 ar_o='$@'
4822ee3c
DB
2912elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2913 arflags='-Xany -r -c'
2914 ar_o='$@'
3dbc777c
MR
2915else
2916 arflags="rc"
2917 ar_o='$@'
2918fi
2919
7f32f40c 2920add_cflags $extra_cflags
2f2e6c7c 2921add_asflags $extra_cflags
7f32f40c 2922
154d432c
MR
2923if test -n "$sysroot"; then
2924 case "$cc_type" in
00ba041c 2925 gcc|llvm_gcc|clang)
467256f2 2926 add_cppflags --sysroot="$sysroot"
154d432c
MR
2927 add_ldflags --sysroot="$sysroot"
2928 ;;
6fec122a
MR
2929 tms470)
2930 add_cppflags -I"$sysinclude"
2931 add_ldflags --sysroot="$sysroot"
2932 ;;
154d432c
MR
2933 esac
2934fi
2935
d22c13a8 2936if test "$cpu" = host; then
ace87c19
DB
2937 enabled cross_compile &&
2938 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2939
2940 case "$cc_type" in
613a4e3f 2941 gcc|llvm_gcc)
d22c13a8
MR
2942 check_native(){
2943 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2944 sed -n "/cc1.*$1=/{
27ce1be8
MR
2945 s/.*$1=\\([^ ]*\\).*/\\1/
2946 p
2947 q
2948 }" $TMPE
d22c13a8
MR
2949 }
2950 cpu=$(check_native -march || check_native -mcpu)
2951 ;;
2952 esac
2953
ace87c19
DB
2954 test "${cpu:-host}" = host &&
2955 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2956fi
2957
e939cedd
MR
2958# Deal with common $arch aliases
2959case "$arch" in
5873b623
MR
2960 aarch64|arm64)
2961 arch="aarch64"
2962 ;;
e939cedd
MR
2963 arm*)
2964 arch="arm"
2965 ;;
2acda282 2966 mips*|IP*)
e939cedd
MR
2967 arch="mips"
2968 ;;
a6e9d649 2969 parisc*|hppa*)
e939cedd
MR
2970 arch="parisc"
2971 ;;
56203596 2972 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2973 arch="ppc"
2974 ;;
e939cedd
MR
2975 s390|s390x)
2976 arch="s390"
2977 ;;
2978 sh4|sh)
2979 arch="sh4"
2980 ;;
4cd217c0 2981 sun4u|sparc*)
e939cedd 2982 arch="sparc"
e939cedd 2983 ;;
c75848cd
DB
2984 tilegx|tile-gx)
2985 arch="tilegx"
2986 ;;
d33ed7b3 2987 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2988 arch="x86"
2989 ;;
2990esac
2991
851ffa80 2992is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2993enable $arch
e939cedd 2994
df5cdc24 2995# Add processor-specific flags
9ebd45c2 2996if enabled aarch64; then
33db40f8
MR
2997
2998 case $cpu in
2999 armv*)
3000 cpuflags="-march=$cpu"
3001 ;;
3002 *)
3003 cpuflags="-mcpu=$cpu"
3004 ;;
3005 esac
3006
3007elif enabled alpha; then
3008
3009 cpuflags="-mcpu=$cpu"
3010
3011elif enabled arm; then
3012
1234c66a
MR
3013 check_arm_arch() {
3014 check_cpp_condition stddef.h \
3015 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3016 $cpuflags
3017 }
3018
3019 probe_arm_arch() {
3020 if check_arm_arch 4; then echo armv4;
3021 elif check_arm_arch 4T; then echo armv4t;
3022 elif check_arm_arch 5; then echo armv5;
3023 elif check_arm_arch 5E; then echo armv5e;
3024 elif check_arm_arch 5T; then echo armv5t;
3025 elif check_arm_arch 5TE; then echo armv5te;
3026 elif check_arm_arch 5TEJ; then echo armv5te;
3027 elif check_arm_arch 6; then echo armv6;
3028 elif check_arm_arch 6J; then echo armv6j;
3029 elif check_arm_arch 6K; then echo armv6k;
3030 elif check_arm_arch 6Z; then echo armv6z;
3031 elif check_arm_arch 6ZK; then echo armv6zk;
3032 elif check_arm_arch 6T2; then echo armv6t2;
3033 elif check_arm_arch 7; then echo armv7;
3034 elif check_arm_arch 7A 7_A; then echo armv7-a;
3035 elif check_arm_arch 7R 7_R; then echo armv7-r;
3036 elif check_arm_arch 7M 7_M; then echo armv7-m;
3037 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3038 elif check_arm_arch 8A 8_A; then echo armv8-a;
3039 fi
3040 }
3041
3042 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3043
33db40f8
MR
3044 case $cpu in
3045 armv*)
3046 cpuflags="-march=$cpu"
3047 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3048 ;;
3049 *)
3050 cpuflags="-mcpu=$cpu"
3051 case $cpu in
3052 cortex-a*) subarch=armv7a ;;
3053 cortex-r*) subarch=armv7r ;;
3054 cortex-m*) enable thumb; subarch=armv7m ;;
3055 arm11*) subarch=armv6 ;;
3056 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3057 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3058 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3059 esac
3060 ;;
3061 esac
3062
f0fe245b
MR
3063 case "$subarch" in
3064 armv5t*) enable fast_clz ;;
3065 armv[6-8]*) enable fast_clz fast_unaligned ;;
3066 esac
3067
33db40f8
MR
3068elif enabled avr32; then
3069
3070 case $cpu in
3071 ap7[02]0[0-2])
3072 subarch="avr32_ap"
3073 cpuflags="-mpart=$cpu"
3074 ;;
3075 ap)
3076 subarch="avr32_ap"
3077 cpuflags="-march=$cpu"
3078 ;;
3079 uc3[ab]*)
3080 subarch="avr32_uc"
3081 cpuflags="-mcpu=$cpu"
3082 ;;
3083 uc)
3084 subarch="avr32_uc"
3085 cpuflags="-march=$cpu"
3086 ;;
3087 esac
3088
3089elif enabled bfin; then
3090
3091 cpuflags="-mcpu=$cpu"
3092
3093elif enabled mips; then
3094
3095 cpuflags="-march=$cpu"
3096
5d54c126 3097elif enabled ppc; then
343aef9b 3098
56348891
MR
3099 case $(tolower $cpu) in
3100 601|ppc601|powerpc601)
9dbd5c3d 3101 cpuflags="-mcpu=601"
64ad53ff 3102 disable altivec
9dbd5c3d 3103 ;;
56348891 3104 603*|ppc603*|powerpc603*)
9dbd5c3d 3105 cpuflags="-mcpu=603"
64ad53ff 3106 disable altivec
9dbd5c3d 3107 ;;
56348891 3108 604*|ppc604*|powerpc604*)
9dbd5c3d 3109 cpuflags="-mcpu=604"
64ad53ff 3110 disable altivec
9dbd5c3d 3111 ;;
56348891 3112 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3113 cpuflags="-mcpu=750"
64ad53ff 3114 disable altivec
9dbd5c3d 3115 ;;
56348891 3116 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3117 cpuflags="-mcpu=7450"
9dbd5c3d 3118 ;;
56348891 3119 74*|ppc74*|powerpc74*)
7f1fcaf0 3120 cpuflags="-mcpu=7400"
9dbd5c3d 3121 ;;
313f9fbf 3122 g5|970|ppc970|powerpc970)
7f1fcaf0 3123 cpuflags="-mcpu=970"
9dbd5c3d 3124 ;;
313f9fbf 3125 power[3-7]*)
7f1fcaf0 3126 cpuflags="-mcpu=$cpu"
313f9fbf 3127 ;;
56348891 3128 cell)
9dbd5c3d
MR
3129 cpuflags="-mcpu=cell"
3130 enable ldbrx
3131 ;;
4ab26cb4
DB
3132 e500mc)
3133 cpuflags="-mcpu=e500mc"
3134 disable altivec
3135 ;;
7b0b81a1
AL
3136 e500v2)
3137 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3138 disable altivec
3139 ;;
3140 e500)
3141 cpuflags="-mcpu=8540 -mhard-float"
3142 disable altivec
3143 ;;
9dbd5c3d 3144 esac
343aef9b 3145
33db40f8
MR
3146elif enabled sparc; then
3147
3148 case $cpu in
3149 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3150 cpuflags="-mcpu=$cpu"
3151 disable vis
3152 ;;
3153 ultrasparc*|niagara[234])
3154 cpuflags="-mcpu=$cpu"
3155 ;;
3156 esac
3157
343aef9b
MR
3158elif enabled x86; then
3159
9dbd5c3d
MR
3160 case $cpu in
3161 i[345]86|pentium)
3162 cpuflags="-march=$cpu"
3163 disable mmx
3164 ;;
f54b5505 3165 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3166 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3167 cpuflags="-march=$cpu"
f54b5505 3168 disable i686
9dbd5c3d 3169 ;;
f54b5505 3170 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3171 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3172 cpuflags="-march=$cpu"
f54b5505 3173 enable i686
9dbd5c3d
MR
3174 enable fast_cmov
3175 ;;
3176 # targets that do support conditional mov but on which it's slow
3177 pentium4|pentium4m|prescott|nocona)
3178 cpuflags="-march=$cpu"
f54b5505 3179 enable i686
9dbd5c3d
MR
3180 disable fast_cmov
3181 ;;
3182 esac
343aef9b 3183
343aef9b
MR
3184fi
3185
9ebd45c2
MR
3186if [ "$cpu" != generic ]; then
3187 add_cflags $cpuflags
3188 add_asflags $cpuflags
3189fi
df5cdc24 3190
993f2d0f
MR
3191# compiler sanity check
3192check_exec <<EOF
3193int main(void){ return 0; }
3194EOF
3195if test "$?" != 0; then
3196 echo "$cc is unable to create an executable file."
3197 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3198 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3199 echo "Only do this if you know what cross compiling means."
3200 fi
3201 die "C compiler test failed."
3202fi
3203
046f081b 3204add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3205check_cflags -std=c99
50a334e4 3206check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3207#include <stdlib.h>
3208EOF
50a334e4 3209check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3210#include <stdlib.h>
3211EOF
e9b9a2f8 3212
8267f936 3213add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3214check_host_cflags -std=c99
0a6db2a2 3215check_host_cflags -Wall
8267f936 3216check_host_cflags -O3
f0125de9 3217
d4c99513
MR
3218check_64bit(){
3219 arch32=$1
3220 arch64=$2
3221 expr=$3
3222 check_code cc "" "int test[2*($expr) - 1]" &&
3223 subarch=$arch64 || subarch=$arch32
3224}
3225
b24dbcbd 3226case "$arch" in
d11cb13b 3227 aarch64|alpha|ia64)
2acda282
MR
3228 spic=$shared
3229 ;;
3230 mips)
3231 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3232 spic=$shared
b24dbcbd 3233 ;;
a6e9d649
MR
3234 parisc)
3235 check_64bit parisc parisc64 'sizeof(void *) > 4'
3236 spic=$shared
3237 ;;
56203596
MR
3238 ppc)
3239 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3240 spic=$shared
56203596 3241 ;;
5ddc9f50
RT
3242 s390)
3243 check_64bit s390 s390x 'sizeof(void *) > 4'
3244 spic=$shared
3245 ;;
4cd217c0
MR
3246 sparc)
3247 check_64bit sparc sparc64 'sizeof(void *) > 4'
3248 spic=$shared
3249 ;;
e939cedd 3250 x86)
d4c99513 3251 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3252 if test "$subarch" = "x86_64"; then
e939cedd 3253 spic=$shared
de27f4d9 3254 fi
b24dbcbd 3255 ;;
b24dbcbd
RP
3256esac
3257
343aef9b 3258enable $subarch
b1803c79 3259enabled spic && enable_weak pic
b24dbcbd 3260
7483e694 3261# OS specific
4f854758 3262case $target_os in
d3635f3a 3263 aix)
80ade798 3264 SHFLAGS=-shared
d3635f3a 3265 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3266 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3267 ;;
a1629e28 3268 haiku)
63ae7e7c 3269 prefix_default="/boot/common"
108caaaa 3270 network_extralibs="-lnetwork"
f59c4bd6 3271 host_libs=
a1629e28 3272 ;;
7483e694 3273 sunos)
9987769a 3274 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3275 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3276 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3277 # When using suncc to build, the Solaris linker will mark
3278 # an executable with each instruction set encountered by
3279 # the Solaris assembler. As our libraries contain their own
3280 # guards for processor-specific code, instead suppress
3281 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3282 enabled_all suncc x86 &&
3283 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3284 add_ldflags -Wl,-M,mapfile
2a8a860a 3285 nm_default='nm -P -g'
7483e694
DB
3286 ;;
3287 netbsd)
a1e4b3f6 3288 disable symver
07a8eef6
MR
3289 oss_indev_extralibs="-lossaudio"
3290 oss_outdev_extralibs="-lossaudio"
7483e694 3291 ;;
d488c3bc 3292 openbsd|bitrig)
a1e4b3f6 3293 disable symver
7483e694 3294 SHFLAGS='-shared'
69dca3a4 3295 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3296 SLIB_INSTALL_LINKS=
07a8eef6
MR
3297 oss_indev_extralibs="-lossaudio"
3298 oss_outdev_extralibs="-lossaudio"
7483e694 3299 ;;
a1e4b3f6 3300 dragonfly)
a1e4b3f6
MR
3301 disable symver
3302 ;;
3303 freebsd)
7483e694
DB
3304 ;;
3305 bsd/os)
355d81df 3306 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3307 ;;
3308 darwin)
301ab19d 3309 gas="gas-preprocessor.pl $cc"
e08b8239 3310 enabled ppc && add_asflags -force_cpusubtype_ALL