mxfdec: Validate parameters to strftime
[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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
3b327a4b
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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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
3b327a4b
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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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DB
197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 205 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 206 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 207 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 208 --enable-libxavs enable AVS encoding via xavs [no]
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209 --enable-libxvid enable Xvid encoding via xvidcore,
210 native MPEG-4/Xvid encoder exists [no]
a060866f 211 --enable-openssl enable openssl [no]
45235ac4 212 --enable-x11grab enable X11 grabbing [no]
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213 --enable-zlib enable zlib [autodetect]
214
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
06454877 225 --nm=NM use nm tool
121d78d0 226 --ar=AR use archive tool AR [$ar_default]
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227 --as=AS use assembler AS [$as_default]
228 --cc=CC use C compiler CC [$cc_default]
193cdd9a 229 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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230 --ld=LD use linker LD
231 --host-cc=HOSTCC use host C compiler HOSTCC
232 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 233 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 234 --host-ld=HOSTLD use host linker HOSTLD
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235 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
236 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 237 --host-os=OS compiler host OS [$target_os]
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238 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
239 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
240 --extra-libs=ELIBS add ELIBS [$ELIBS]
241 --extra-version=STRING version string suffix []
193cdd9a 242 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 243 --build-suffix=SUFFIX library name suffix []
3b327a4b 244 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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245 --arch=ARCH select architecture [$arch]
246 --cpu=CPU select the minimum required CPU (affects
247 instruction selection, may crash on older CPUs)
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DB
248 --enable-pic build position-independent code
249 --enable-sram allow use of on-chip SRAM
193cdd9a 250 --enable-thumb compile for Thumb instruction set
3b327a4b 251 --disable-symver disable symbol versioning
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DB
252 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
253 --disable-safe-bitstream-reader
254 disable buffer boundary checking in bitreaders
255 (faster, but may crash)
256 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 257 --enable-lto use link-time optimization
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DB
258
259Optimization options (experts only):
c8a4ae00 260 --disable-asm disable all assembler optimizations
06454877
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261 --disable-altivec disable AltiVec optimizations
262 --disable-amd3dnow disable 3DNow! optimizations
263 --disable-amd3dnowext disable 3DNow! extended optimizations
264 --disable-mmx disable MMX optimizations
239fdf1b 265 --disable-mmxext disable MMXEXT optimizations
06454877 266 --disable-sse disable SSE optimizations
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DB
267 --disable-sse2 disable SSE2 optimizations
268 --disable-sse3 disable SSE3 optimizations
06454877 269 --disable-ssse3 disable SSSE3 optimizations
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DB
270 --disable-sse4 disable SSE4 optimizations
271 --disable-sse42 disable SSE4.2 optimizations
87f1355f 272 --disable-avx disable AVX optimizations
10b0161d 273 --disable-xop disable XOP optimizations
1b932eb1 274 --disable-fma3 disable FMA3 optimizations
79687079 275 --disable-fma4 disable FMA4 optimizations
4d6ee072 276 --disable-avx2 disable AVX2 optimizations
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277 --disable-armv5te disable armv5te optimizations
278 --disable-armv6 disable armv6 optimizations
279 --disable-armv6t2 disable armv6t2 optimizations
b3267559 280 --disable-vfp disable VFP optimizations
5ea20630 281 --disable-neon disable NEON optimizations
06454877 282 --disable-vis disable VIS optimizations
afb5ed55 283 --disable-inline-asm disable use of inline assembler
06454877 284 --disable-yasm disable use of yasm assembler
06454877 285
070c5d0f 286Developer options (useful when working on Libav itself):
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287 --disable-debug disable debugging symbols
288 --enable-debug=LEVEL set the debug level [$debuglevel]
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289 --disable-optimizations disable compiler optimizations
290 --enable-extra-warnings enable more compiler warnings
52b3cc60 291 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 292 \$LIBAV_SAMPLES at make invocation time.
44a0a98f
MS
293 --enable-neon-clobber-test check NEON registers for clobbering (should be
294 used only for debugging purposes)
7e4d9d5d
RB
295 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
296 should be used only for debugging purposes)
154caa67
MR
297 --enable-random randomly enable/disable components
298 --disable-random
299 --enable-random=LIST randomly enable/disable specific components or
300 --disable-random=LIST component groups. LIST is a comma-separated list
301 of NAME[:PROB] entries where NAME is a component
302 (group) and PROB the probability associated with
303 NAME (default 0.5).
304 --random-seed=VALUE seed value for --enable/disable-random
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305
306NOTE: Object files are built at the place where configure is launched.
307EOF
60e8bc13 308 exit 0
74c53c2d 309}
cf9d24ad 310
0884fadf
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311quotes='""'
312
57bd82d4 313log(){
2270b4b2 314 echo "$@" >> $logfile
57bd82d4
MR
315}
316
720c69da 317log_file(){
c8e9f801 318 log BEGIN $1
2270b4b2 319 pr -n -t $1 >> $logfile
c8e9f801
MR
320 log END $1
321}
322
2ba042a7 323echolog(){
c8e9f801 324 log "$@"
57bd82d4 325 echo "$@"
2ba042a7
MR
326}
327
7bfc8ae6
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328warn(){
329 log "WARNING: $*"
330 WARNINGS="${WARNINGS}WARNING: $*\n"
331}
332
2ba042a7
MR
333die(){
334 echolog "$@"
335 cat <<EOF
d326cf7f 336
2ba042a7 337If you think configure made a mistake, make sure you are using the latest
4a6a21f5 338version from Git. If the latest version fails, report the problem to the
5045f6bd 339libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 340EOF
e155a21a 341 if disabled logging; then
2ba042a7 342 cat <<EOF
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DB
343Rerun configure with logging enabled (do not use --disable-logging), and
344include the log this produces with your report.
2ba042a7
MR
345EOF
346 else
f69f51b3 347 cat <<EOF
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DB
348Include the log file "$logfile" produced by configure as this will help
349solving the problem.
2ba042a7
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350EOF
351 fi
57bd82d4
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352 exit 1
353}
354
6c6007d6 355# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 356toupper(){
6c6007d6 357 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
358}
359
4a5444db 360tolower(){
6c6007d6 361 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
362}
363
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364c_escape(){
365 echo "$*" | sed 's/["\\]/\\\0/g'
366}
367
b04251c5
MR
368sh_quote(){
369 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 370 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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371 echo "$v"
372}
373
bb7a22b5
MR
374cleanws(){
375 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
376}
377
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MR
378filter(){
379 pat=$1
380 shift
381 for v; do
98ef6079 382 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
383 done
384}
385
9d201b26
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386filter_out(){
387 pat=$1
388 shift
389 for v; do
390 eval "case $v in $pat) ;; *) echo $v ;; esac"
391 done
392}
393
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MR
394map(){
395 m=$1
396 shift
e0e335a0 397 for v; do eval $m; done
36e2dea0
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398}
399
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DB
400add_suffix(){
401 suffix=$1
402 shift
403 for v; do echo ${v}${suffix}; done
404}
405
a8d04fba
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406set_all(){
407 value=$1
408 shift
409 for var in $*; do
410 eval $var=$value
411 done
412}
413
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414set_weak(){
415 value=$1
416 shift
417 for var; do
418 eval : \${$var:=$value}
419 done
420}
421
f868b24d
DB
422sanitize_var_name(){
423 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
424}
425
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426set_safe(){
427 var=$1
428 shift
f868b24d 429 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
430}
431
432get_safe(){
f868b24d 433 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
434}
435
799c9e9b 436pushvar(){
4d810ad2
MS
437 for pvar in $*; do
438 eval level=\${${pvar}_level:=0}
439 eval ${pvar}_${level}="\$$pvar"
440 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
441 done
442}
443
444popvar(){
4d810ad2
MS
445 for pvar in $*; do
446 eval level=\${${pvar}_level:-0}
799c9e9b
MR
447 test $level = 0 && continue
448 eval level=$(($level-1))
4d810ad2
MS
449 eval $pvar="\${${pvar}_${level}}"
450 eval ${pvar}_level=$level
451 eval unset ${pvar}_${level}
799c9e9b
MR
452 done
453}
454
a8d04fba
MR
455enable(){
456 set_all yes $*
457}
458
459disable(){
460 set_all no $*
461}
462
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463enable_weak(){
464 set_weak yes $*
465}
466
467disable_weak(){
468 set_weak no $*
469}
470
72702705 471enable_safe(){
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MR
472 for var; do
473 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
474 done
72702705
MR
475}
476
477disable_safe(){
fd07f803
MR
478 for var; do
479 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
480 done
72702705
MR
481}
482
f9d328da
MR
483do_enable_deep(){
484 for var; do
485 enabled $var && continue
486 eval sel="\$${var}_select"
c510c7b5
MR
487 eval sgs="\$${var}_suggest"
488 pushvar var sgs
f9d328da 489 enable_deep $sel
c510c7b5
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490 popvar sgs
491 enable_deep_weak $sgs
f9d328da
MR
492 popvar var
493 done
494}
495
496enable_deep(){
497 do_enable_deep $*
498 enable $*
499}
500
72a43668 501enable_deep_weak(){
ffb068ce
MS
502 for var; do
503 disabled $var && continue
504 pushvar var
505 do_enable_deep $var
506 popvar var
507 enable_weak $var
508 done
72a43668
MR
509}
510
57bd82d4 511enabled(){
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MR
512 test "${1#!}" = "$1" && op== || op=!=
513 eval test "x\$${1#!}" $op "xyes"
44161118
MR
514}
515
37970ebf 516disabled(){
3250003c
MR
517 test "${1#!}" = "$1" && op== || op=!=
518 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
519}
520
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521enabled_all(){
522 for opt; do
523 enabled $opt || return 1
524 done
525}
526
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DB
527disabled_all(){
528 for opt; do
529 disabled $opt || return 1
530 done
531}
532
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533enabled_any(){
534 for opt; do
535 enabled $opt && return 0
536 done
537}
538
85bca2c5
DB
539disabled_any(){
540 for opt; do
541 disabled $opt && return 0
542 done
f7b230a7 543 return 1
85bca2c5
DB
544}
545
c9d19248
MR
546set_default(){
547 for opt; do
88268e94 548 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
549 done
550}
551
4a0d6686
AJ
552is_in(){
553 value=$1
554 shift
555 for var in $*; do
556 [ $var = $value ] && return 0
557 done
558 return 1
559}
560
d4f8cecc 561do_check_deps(){
30fd06be 562 for cfg; do
3250003c 563 cfg="${cfg#!}"
799c9e9b
MR
564 enabled ${cfg}_checking && die "Circular dependency for $cfg."
565 disabled ${cfg}_checking && continue
566 enable ${cfg}_checking
d4f8cecc 567 append allopts $cfg
799c9e9b 568
30fd06be
MR
569 eval dep_all="\$${cfg}_deps"
570 eval dep_any="\$${cfg}_deps_any"
7ef3425f 571 eval dep_sel="\$${cfg}_select"
c510c7b5 572 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
573 eval dep_ifa="\$${cfg}_if"
574 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 575
3d7453e0 576 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 577 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 578 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 579
3d7453e0
MR
580 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
581 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
582 enabled_all $dep_all || disable $cfg
583 enabled_any $dep_any || disable $cfg
7ef3425f 584 disabled_any $dep_sel && disable $cfg
799c9e9b 585
4ec45764 586 if enabled $cfg; then
f9d328da 587 enable_deep $dep_sel
c510c7b5 588 enable_deep_weak $dep_sgs
4ec45764
RP
589 fi
590
799c9e9b 591 disable ${cfg}_checking
30fd06be
MR
592 done
593}
594
d4f8cecc
MR
595check_deps(){
596 unset allopts
597
598 do_check_deps "$@"
599
600 for cfg in $allopts; do
601 enabled $cfg || continue
602 eval dep_extralibs="\$${cfg}_extralibs"
603 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
604 done
605}
606
44161118
MR
607print_config(){
608 pfx=$1
72cfcf41
MR
609 files=$2
610 shift 2
f454e879
MR
611 map 'eval echo "$v \${$v:-no}"' "$@" |
612 awk "BEGIN { split(\"$files\", files) }
613 {
614 c = \"$pfx\" toupper(\$1);
615 v = \$2;
616 sub(/yes/, 1, v);
617 sub(/no/, 0, v);
618 for (f in files) {
619 file = files[f];
620 if (file ~ /\\.h\$/) {
621 printf(\"#define %s %d\\n\", c, v) >>file;
622 } else if (file ~ /\\.asm\$/) {
623 printf(\"%%define %s %d\\n\", c, v) >>file;
624 } else if (file ~ /\\.mak\$/) {
d16c4aeb 625 n = -v ? \"\" : \"!\";
f454e879
MR
626 printf(\"%s%s=yes\\n\", n, c) >>file;
627 }
628 }
629 }"
57bd82d4
MR
630}
631
31c0121d 632print_enabled(){
31c0121d
MR
633 suf=$1
634 shift
635 for v; do
9eda2a85 636 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
637 done
638}
639
57bd82d4
MR
640append(){
641 var=$1
642 shift
57bd82d4
MR
643 eval "$var=\"\$$var $*\""
644}
645
60361817
MR
646prepend(){
647 var=$1
648 shift
649 eval "$var=\"$* \$$var\""
650}
651
50a334e4 652add_cppflags(){
cd52ec95 653 append CPPFLAGS "$@"
50a334e4
MR
654}
655
57bd82d4 656add_cflags(){
01d31e16 657 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
658}
659
2f2e6c7c 660add_asflags(){
01d31e16 661 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
662}
663
57bd82d4 664add_ldflags(){
64933b6c 665 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
666}
667
0673ede9
VG
668add_stripflags(){
669 append STRIPFLAGS "$@"
670}
671
57bd82d4 672add_extralibs(){
64933b6c 673 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
674}
675
4cc4b33f
DB
676add_host_cppflags(){
677 append host_cppflags "$@"
678}
679
6c3fa06a
MR
680add_host_cflags(){
681 append host_cflags $($host_cflags_filter "$@")
682}
683
684add_host_ldflags(){
685 append host_ldflags $($host_ldflags_filter "$@")
686}
687
84e65c76
MR
688add_compat(){
689 append compat_objs $1
690 shift
691 map 'add_cppflags -D$v' "$@"
692}
693
b0cfb663 694check_cmd(){
b3cb5d51 695 log "$@"
2270b4b2 696 "$@" >> $logfile 2>&1
b0cfb663
MR
697}
698
b2704a65
MR
699cc_o(){
700 eval printf '%s\\n' $CC_O
701}
702
18031c49
MR
703cc_e(){
704 eval printf '%s\\n' $CC_E
705}
706
dcd479c0 707check_cc(){
57bd82d4 708 log check_cc "$@"
2270b4b2 709 cat > $TMPC
720c69da 710 log_file $TMPC
23565c26 711 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
712}
713
714check_cpp(){
715 log check_cpp "$@"
2270b4b2 716 cat > $TMPC
720c69da 717 log_file $TMPC
18031c49 718 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
719}
720
df0d6341
MR
721as_o(){
722 eval printf '%s\\n' $AS_O
723}
724
f65883c8
MR
725check_as(){
726 log check_as "$@"
7fd90119
MR
727 cat > $TMPS
728 log_file $TMPS
729 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
730}
731
575db883
DB
732check_inline_asm(){
733 log check_inline_asm "$@"
940f335a 734 name="$1"
3784e82e 735 code="$2"
940f335a 736 shift 2
49214f61 737 disable $name
7fd90119 738 check_cc "$@" <<EOF && enable $name
3784e82e 739void foo(void){ __asm__ volatile($code); }
940f335a
MR
740EOF
741}
742
c6ebc9fa
MR
743check_insn(){
744 log check_insn "$@"
745 check_inline_asm ${1}_inline "\"$2\""
746 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
747}
748
304d586d
LM
749check_yasm(){
750 log check_yasm "$@"
751 echo "$1" > $TMPS
752 log_file $TMPS
753 shift 1
754 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
755}
756
29b64b68
MR
757ld_o(){
758 eval printf '%s\\n' $LD_O
759}
760
dcd479c0 761check_ld(){
57bd82d4 762 log check_ld "$@"
66a1ccd7
MR
763 flags=$(filter_out '-l*' "$@")
764 libs=$(filter '-l*' "$@")
01d31e16 765 check_cc $($cflags_filter $flags) || return
64933b6c
MR
766 flags=$($ldflags_filter $flags)
767 libs=$($ldflags_filter $libs)
29b64b68 768 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
769}
770
52ccc4a0
DB
771print_include(){
772 hdr=$1
773 test "${hdr%.h}" = "${hdr}" &&
774 echo "#include $hdr" ||
775 echo "#include <$hdr>"
776}
777
5adc829e
MR
778check_code(){
779 log check_code "$@"
780 check=$1
781 headers=$2
782 code=$3
783 shift 3
784 {
785 for hdr in $headers; do
52ccc4a0 786 print_include $hdr
5adc829e
MR
787 done
788 echo "int main(void) { $code; return 0; }"
789 } | check_$check "$@"
790}
791
50a334e4
MR
792check_cppflags(){
793 log check_cppflags "$@"
caf458dd 794 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
795int x;
796EOF
797}
798
23157d72
DB
799test_cflags(){
800 log test_cflags "$@"
01d31e16 801 set -- $($cflags_filter "$@")
23157d72 802 check_cc "$@" <<EOF
dcd479c0
MR
803int x;
804EOF
805}
806
23157d72
DB
807check_cflags(){
808 log check_cflags "$@"
809 test_cflags "$@" && add_cflags "$@"
810}
811
2ed46eea
MR
812test_ldflags(){
813 log test_ldflags "$@"
814 check_ld "$@" <<EOF
c23a0ac8 815int main(void){ return 0; }
dcd479c0
MR
816EOF
817}
818
2ed46eea
MR
819check_ldflags(){
820 log check_ldflags "$@"
821 test_ldflags "$@" && add_ldflags "$@"
822}
823
0673ede9
VG
824test_stripflags(){
825 log test_stripflags "$@"
826 # call check_cc to get a fresh TMPO
827 check_cc <<EOF
828int main(void) { return 0; }
829EOF
830 check_cmd $strip $STRIPFLAGS "$@" $TMPO
831}
832
833check_stripflags(){
834 log check_stripflags "$@"
835 test_stripflags "$@" && add_stripflags "$@"
836}
837
dcd479c0 838check_header(){
57bd82d4 839 log check_header "$@"
dcd479c0
MR
840 header=$1
841 shift
b77df637
MR
842 disable_safe $header
843 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
844#include <$header>
845int x;
846EOF
847}
848
849check_func(){
57bd82d4 850 log check_func "$@"
dcd479c0
MR
851 func=$1
852 shift
d8bc5f06
MR
853 disable $func
854 check_ld "$@" <<EOF && enable $func
dcd479c0 855extern int $func();
c23a0ac8 856int main(void){ $func(); }
dcd479c0
MR
857EOF
858}
859
645d2652 860check_mathfunc(){
6b73c0ae 861 log check_mathfunc "$@"
645d2652 862 func=$1
1aa07aa2
MR
863 narg=$2
864 shift 2
865 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
866 disable $func
867 check_ld "$@" <<EOF && enable $func
868#include <math.h>
1aa07aa2 869float foo(float f, float g) { return $func($args); }
33bd38db 870int main(void){ return 0; }
645d2652
MR
871EOF
872}
873
2446d3d6
DB
874check_func_headers(){
875 log check_func_headers "$@"
f8d7b072 876 headers=$1
edaf1ae2 877 funcs=$2
f8d7b072 878 shift 2
edaf1ae2
MR
879 {
880 for hdr in $headers; do
52ccc4a0 881 print_include $hdr
edaf1ae2
MR
882 done
883 for func in $funcs; do
884 echo "long check_$func(void) { return (long) $func; }"
885 done
886 echo "int main(void) { return 0; }"
887 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
888}
889
a5344cf7
SS
890check_cpp_condition(){
891 log check_cpp_condition "$@"
892 header=$1
893 condition=$2
f855b7b9 894 shift 2
cd52ec95 895 check_cpp "$@" <<EOF
a5344cf7
SS
896#include <$header>
897#if !($condition)
898#error "unsatisfied condition: $condition"
899#endif
900EOF
901}
902
57bd82d4
MR
903check_lib(){
904 log check_lib "$@"
905 header="$1"
906 func="$2"
907 shift 2
84400e9d 908 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
909}
910
f8d7b072
MR
911check_lib2(){
912 log check_lib2 "$@"
913 headers="$1"
edaf1ae2 914 funcs="$2"
f8d7b072 915 shift 2
edaf1ae2 916 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
917}
918
3f8040db
MR
919check_pkg_config(){
920 log check_pkg_config "$@"
921 pkg="$1"
922 headers="$2"
923 funcs="$3"
924 shift 3
7f9e893f 925 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
926 pkg_cflags=$($pkg_config --cflags $pkg)
927 pkg_libs=$($pkg_config --libs $pkg)
928 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
929 set_safe ${pkg}_cflags $pkg_cflags &&
930 set_safe ${pkg}_libs $pkg_libs
931}
932
dcd479c0 933check_exec(){
2270b4b2 934 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
935}
936
7dfef245 937check_exec_crash(){
5e622c40 938 code=$(cat)
7dfef245
MR
939
940 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
941 # are safe but may not be available everywhere. Thus we use
942 # raise(SIGTERM) instead. The check is run in a subshell so we
943 # can redirect the "Terminated" message from the shell. SIGBUS
944 # is not defined by standard C so it is used conditionally.
945
2270b4b2 946 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
947#include <signal.h>
948static void sighandler(int sig){
949 raise(SIGTERM);
950}
692dd8ed
MR
951int foo(void){
952 $code
953}
9495cd17 954int (*func_ptr)(void) = foo;
e5af4a11 955int main(void){
7dfef245
MR
956 signal(SIGILL, sighandler);
957 signal(SIGFPE, sighandler);
958 signal(SIGSEGV, sighandler);
959#ifdef SIGBUS
960 signal(SIGBUS, sighandler);
961#endif
9495cd17 962 return func_ptr();
7dfef245
MR
963}
964EOF
965}
966
72be9e73
DY
967check_type(){
968 log check_type "$@"
969 headers=$1
970 type=$2
971 shift 2
ae550ce9 972 disable_safe "$type"
5adc829e 973 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
974}
975
14d36751 976check_struct(){
813b82b9 977 log check_struct "$@"
14d36751
MR
978 headers=$1
979 struct=$2
980 member=$3
981 shift 3
982 disable_safe "${struct}_${member}"
5adc829e
MR
983 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
984 enable_safe "${struct}_${member}"
14d36751
MR
985}
986
9c7d85b3
DB
987check_builtin(){
988 log check_builtin "$@"
989 name=$1
990 headers=$2
991 builtin=$3
992 shift 3
993 disable "$name"
994 check_code ld "$headers" "$builtin" "$@" && enable "$name"
995}
996
57bd82d4
MR
997require(){
998 name="$1"
999 header="$2"
1000 func="$3"
1001 shift 3
1002 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1003}
1004
f8d7b072
MR
1005require2(){
1006 name="$1"
1007 headers="$2"
1008 func="$3"
1009 shift 3
1010 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1011}
1012
3f8040db
MR
1013require_pkg_config(){
1014 pkg="$1"
1015 check_pkg_config "$@" || die "ERROR: $pkg not found"
1016 add_cflags $(get_safe ${pkg}_cflags)
1017 add_extralibs $(get_safe ${pkg}_libs)
1018}
1019
27565164
DB
1020hostcc_e(){
1021 eval printf '%s\\n' $HOSTCC_E
1022}
1023
ae43c4c0
MR
1024hostcc_o(){
1025 eval printf '%s\\n' $HOSTCC_O
1026}
1027
f0125de9
MR
1028check_host_cc(){
1029 log check_host_cc "$@"
1030 cat > $TMPC
1031 log_file $TMPC
ae43c4c0 1032 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1033}
1034
27565164
DB
1035check_host_cpp(){
1036 log check_host_cpp "$@"
1037 cat > $TMPC
1038 log_file $TMPC
1039 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1040}
1041
4cc4b33f
DB
1042check_host_cppflags(){
1043 log check_host_cppflags "$@"
1044 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1045int x;
1046EOF
1047}
1048
f0125de9
MR
1049check_host_cflags(){
1050 log check_host_cflags "$@"
6c3fa06a 1051 set -- $($host_cflags_filter "$@")
f0125de9
MR
1052 check_host_cc "$@" <<EOF && append host_cflags "$@"
1053int x;
1054EOF
1055}
1056
27565164
DB
1057check_host_cpp_condition(){
1058 log check_host_cpp_condition "$@"
1059 header=$1
1060 condition=$2
1061 shift 2
1062 check_host_cpp "$@" <<EOF
1063#include <$header>
1064#if !($condition)
1065#error "unsatisfied condition: $condition"
1066#endif
1067EOF
1068}
1069
c505dd31
MR
1070apply(){
1071 file=$1
1072 shift
1073 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1074}
1075
c34681df 1076cp_if_changed(){
5e27ec28
MR
1077 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1078 mkdir -p "$(dirname $2)"
4ebc6a74 1079 $cp_f "$1" "$2"
c34681df
MR
1080}
1081
dcd61286
DB
1082# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1083# system-dependent things.
1084
4a0d6686
AJ
1085COMPONENT_LIST="
1086 bsfs
1087 decoders
1088 demuxers
1089 encoders
3cde40aa 1090 filters
5666fd73 1091 hwaccels
c552605c 1092 indevs
4a0d6686 1093 muxers
c552605c 1094 outdevs
4a0d6686
AJ
1095 parsers
1096 protocols
1097"
1098
ab81f24a 1099EXAMPLE_LIST="
b339182e 1100 avcodec_example
e7dfaf16 1101 filter_audio_example
b339182e 1102 metadata_example
ab81f24a 1103 output_example
10421bcf 1104 transcode_aac_example
ab81f24a
DB
1105"
1106
3fc09b00
MR
1107EXTERNAL_LIBRARY_LIST="
1108 avisynth
1109 bzlib
1110 frei0r
1111 gnutls
1112 libcdio
1113 libdc1394
1114 libfaac
1115 libfdk_aac
1116 libfreetype
1117 libgsm
1118 libilbc
1119 libmp3lame
1120 libopencore_amrnb
1121 libopencore_amrwb
1122 libopencv
1123 libopenjpeg
1124 libopus
1125 libpulse
1126 librtmp
1127 libschroedinger
1128 libspeex
1129 libtheora
1130 libvo_aacenc
1131 libvo_amrwbenc
1132 libvorbis
1133 libvpx
84d3ff50 1134 libwavpack
be7c3231 1135 libwebp
3fc09b00 1136 libx264
50ea9315 1137 libx265
3fc09b00
MR
1138 libxavs
1139 libxvid
1140 openssl
1141 x11grab
1142 zlib
1143"
1144
70b348ec
DB
1145HWACCEL_LIST="
1146 dxva2
1147 vaapi
1148 vda
1149 vdpau
1150"
d89f2fa9
DB
1151LIBRARY_LIST="
1152 avcodec
1153 avdevice
1154 avfilter
1155 avformat
1156 avresample
1157 avutil
1158 swscale
1159"
1160
055c61b8
DB
1161PROGRAM_LIST="
1162 avconv
1163 avplay
1164 avprobe
1165 avserver
055c61b8
DB
1166"
1167
4a0d6686
AJ
1168CONFIG_LIST="
1169 $COMPONENT_LIST
ab81f24a 1170 $EXAMPLE_LIST
3fc09b00 1171 $EXTERNAL_LIBRARY_LIST
70b348ec 1172 $HWACCEL_LIST
d89f2fa9 1173 $LIBRARY_LIST
055c61b8 1174 $PROGRAM_LIST
7f3f5f46 1175 dct
4da3f410 1176 doc
0b499c9b 1177 error_resilience
1848f7d9 1178 fft
c88f5d72 1179 gpl
d8d0d0b2 1180 gray
3abe5fbd 1181 hardcoded_tables
b781cc12 1182 lsp
2a91ada8 1183 lzo
47a158cb 1184 mdct
c88f5d72 1185 memalign_hack
44a0a98f 1186 neon_clobber_test
c88f5d72 1187 network
3fe142e2 1188 nonfree
92f0abb2 1189 pod2man
8a3c8627 1190 pic
68602540 1191 rdft
e90f5b5a 1192 runtime_cpudetect
8cfbbd92 1193 safe_bitstream_reader
2e35e684 1194 shared
bd2216e4 1195 small
6b35d421 1196 sram
2e35e684 1197 static
a9ddb5b1 1198 swscale_alpha
f187557a 1199 texi2html
8986fddc 1200 thumb
9cad0e4e 1201 version3
7e4d9d5d 1202 xmm_clobber_test
4a0d6686 1203"
c88f5d72 1204
8eee7025 1205THREADS_LIST='
8eee7025
DB
1206 pthreads
1207 w32threads
1208'
1209
f9f6402e
AK
1210ATOMICS_LIST='
1211 atomics_gcc
f9f6402e 1212 atomics_suncc
93e65e9a 1213 atomics_win32
f9f6402e
AK
1214'
1215
3f5b56e5 1216ARCH_LIST='
5873b623 1217 aarch64
3f5b56e5 1218 alpha
a2fc0f6a 1219 arm
fdcd782d
MR
1220 avr32
1221 avr32_ap
1222 avr32_uc
3f5b56e5
MR
1223 bfin
1224 ia64
1225 m68k
1226 mips
bae3abb0 1227 mips64
3f5b56e5 1228 parisc
79cb09b2 1229 ppc
34d11b87 1230 ppc64
3f5b56e5
MR
1231 s390
1232 sh4
1233 sparc
1234 sparc64
c75848cd
DB
1235 tilegx
1236 tilepro
0844bae1 1237 tomi
3f5b56e5
MR
1238 x86
1239 x86_32
1240 x86_64
1241'
1242
81dfa21e
MR
1243ARCH_EXT_LIST_ARM='
1244 armv5te
1245 armv6
1246 armv6t2
81dfa21e 1247 neon
b3267559 1248 vfp
81dfa21e
MR
1249 vfpv3
1250'
1251
84bf8817 1252ARCH_EXT_LIST_X86_SIMD='
3bf96eec 1253 amd3dnow
a1ef9f08 1254 amd3dnowext
50cd43f2 1255 avx
4d6ee072 1256 avx2
10b0161d 1257 xop
1b932eb1 1258 fma3
50cd43f2
DB
1259 fma4
1260 mmx
1261 mmxext
1262 sse
1263 sse2
1264 sse3
1265 sse4
1266 sse42
1267 ssse3
1268'
1269
84bf8817
DB
1270ARCH_EXT_LIST_X86="
1271 $ARCH_EXT_LIST_X86_SIMD
1272 cpunop
1273 i686
1274"
1275
50cd43f2 1276ARCH_EXT_LIST="
81dfa21e 1277 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1278 $ARCH_EXT_LIST_X86
1279 altivec
799fde37 1280 ppc4xx
bd9d34a0 1281 vis
50cd43f2 1282"
3f5b56e5 1283
fd712a55
DB
1284HAVE_LIST_CMDLINE='
1285 inline_asm
1286 symver
1287 yasm
1288'
1289
a3e02a8c
MR
1290HAVE_LIST_PUB='
1291 bigendian
d268eee9 1292 fast_unaligned
a3e02a8c
MR
1293'
1294
79042ab3 1295MATH_FUNCS="
fab0a8b2
MR
1296 atanf
1297 atan2f
79042ab3 1298 cbrtf
fab0a8b2 1299 cosf
79042ab3
DB
1300 exp2
1301 exp2f
fab0a8b2 1302 expf
79042ab3
DB
1303 isinf
1304 isnan
fab0a8b2 1305 ldexpf
79042ab3
DB
1306 llrint
1307 llrintf
1308 log2
1309 log2f
fab0a8b2 1310 log10f
79042ab3
DB
1311 lrint
1312 lrintf
fab0a8b2 1313 powf
79042ab3
DB
1314 rint
1315 round
1316 roundf
fab0a8b2 1317 sinf
79042ab3
DB
1318 trunc
1319 truncf
1320"
1321
3f5b56e5
MR
1322HAVE_LIST="
1323 $ARCH_EXT_LIST
43b73d59
DB
1324 $(add_suffix _external $ARCH_EXT_LIST)
1325 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1326 $HAVE_LIST_CMDLINE
a3e02a8c 1327 $HAVE_LIST_PUB
3f5b56e5 1328 $THREADS_LIST
f9f6402e 1329 $ATOMICS_LIST
79042ab3 1330 $MATH_FUNCS
be1a839c 1331 aligned_malloc
59782b82 1332 aligned_stack
35fd8122 1333 alsa_asoundlib_h
3f5b56e5 1334 altivec_h
c9fdab0d 1335 arpa_inet_h
ec9d2c15 1336 asm_mod_q
817dff57 1337 atomic_cas_ptr
f9f6402e 1338 atomics_native
dffb41b9 1339 attribute_may_alias
e7ea5e3d 1340 attribute_packed
43e0e0c4
LB
1341 cdio_paranoia_h
1342 cdio_paranoia_paranoia_h
ecf97f22 1343 closesocket
15caccb9 1344 CommandLineToArgvW
1093383d 1345 CryptGenRandom
c88f5d72 1346 dcbzl
f8aa696f
DB
1347 dev_bktr_ioctl_bt848_h
1348 dev_bktr_ioctl_meteor_h
1349 dev_ic_bt8xx_h
f8aa696f 1350 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1351 dev_video_meteor_ioctl_meteor_h
ca6b544a 1352 direct_h
18b67ae5 1353 dlfcn_h
c88f5d72 1354 dlopen
bc574408 1355 dos_paths
fa845061 1356 dxva_h
245626d0
DB
1357 ebp_available
1358 ebx_available
c2a29455 1359 fast_64bit
669b5583 1360 fast_clz
7073e9fc 1361 fast_cmov
534a2231 1362 fcntl
9d99cc5a 1363 fork
84882df6 1364 getaddrinfo
da9e86f8 1365 gethrtime
667fb97a 1366 getopt
02e8f427 1367 GetProcessAffinityMask
fc5607f8 1368 GetProcessMemoryInfo
4e68cb8a 1369 GetProcessTimes
61183b5a 1370 GetSystemTimeAsFileTime
66be5b45 1371 getrusage
c3e73100 1372 getservbyport
61183b5a 1373 gettimeofday
a49d3025 1374 gnu_as
c7df1532 1375 gsm_h
2f0c136e 1376 ibm_asm
2e1913b1 1377 inet_aton
3b1ab197 1378 io_h
ef5b70af 1379 inline_asm_labels
abfc8d05 1380 isatty
8772997d 1381 jack_port_get_latency_range
9f5ff83f 1382 ldbrx
d64341e4 1383 libc_msvcrt
0b4a1821
AS
1384 libdc1394_1
1385 libdc1394_2
d96cd429
MR
1386 local_aligned_16
1387 local_aligned_8
a5b64584 1388 localtime_r
85dd97ad 1389 loongson
c708b540
JG
1390 mach_absolute_time
1391 mach_mach_time_h
f8aa696f
DB
1392 machine_ioctl_bt848_h
1393 machine_ioctl_meteor_h
65f1d45d 1394 machine_rw_barrier
c88f5d72 1395 malloc_h
73f6d31e 1396 MapViewOfFile
c88f5d72 1397 memalign
65f1d45d 1398 MemoryBarrier
6ffa87d3 1399 mkstemp
f80ddd5b 1400 mm_empty
0328b9ea 1401 mmap
e98b02de 1402 mprotect
d3d3a32c 1403 nanosleep
3e0b1c9a 1404 poll_h
1f91cdce 1405 posix_memalign
3a7050ff 1406 pragma_deprecated
07b28702 1407 rdtsc
ea4d5f48 1408 sched_getaffinity
c88f5d72 1409 sdl
7e6a11bc 1410 SetConsoleTextAttribute
b507ebd1 1411 setmode
3e0b1c9a 1412 setrlimit
d3d3a32c 1413 Sleep
15d59d2c 1414 sndio_h
72be9e73 1415 socklen_t
deb29777 1416 soundcard_h
87958234 1417 strerror_r
6379900c 1418 strptime
c0018613 1419 struct_addrinfo
75d339e0
MS
1420 struct_group_source_req
1421 struct_ip_mreq_source
b4d68544 1422 struct_ipv6_mreq
cdee08e3 1423 struct_pollfd
3e0b1c9a 1424 struct_rusage_ru_maxrss
b4d68544 1425 struct_sockaddr_in6
3b2372bf 1426 struct_sockaddr_sa_len
33a4dbdd 1427 struct_sockaddr_storage
a6a4793d 1428 struct_v4l2_frmivalenum_discrete
b462d132 1429 symver_asm_label
3e0b1c9a 1430 symver_gnu_asm
e460aa32 1431 sync_val_compare_and_swap
bcc73960 1432 sysconf
b9e22269 1433 sysctl
b58412f1 1434 sys_mman_h
06bb5905 1435 sys_param_h
b091aa44 1436 sys_resource_h
81644c2e 1437 sys_select_h
deb29777 1438 sys_soundcard_h
e64bceea 1439 sys_time_h
60538758 1440 sys_un_h
1b6e8b73 1441 sys_videoio_h
b265431e 1442 threads
542920b7 1443 unistd_h
d3d3a32c 1444 usleep
7671dd7c 1445 vdpau_x11
ce742de2 1446 vfp_args
7c5bfe7a 1447 VirtualAlloc
d3d3a32c 1448 windows_h
6ff3f3e7 1449 winsock2_h
cc078b5d 1450 xform_asm
7671dd7c 1451 xlib
6f74fb03 1452 xmm_clobbers
0cb78cef 1453"
44161118 1454
511cf612 1455# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1456CONFIG_EXTRA="
87849592 1457 aandcttables
bfe9f48a 1458 ac3dsp
aa11cb79 1459 audio_frame_queue
b93b27ed 1460 dsputil
bfe9f48a 1461 gcrypt
478fd534 1462 golomb
9cad0e4e 1463 gplv3
0338c396 1464 h263dsp
478fd534
DB
1465 h264chroma
1466 h264dsp
1467 h264pred
915a2a0a 1468 h264qpel
68d8238c 1469 hpeldsp
478fd534 1470 huffman
dc4d726b 1471 intrax8
9cad0e4e 1472 lgplv3
478fd534 1473 lpc
1e164c0b 1474 mpegaudio
bfe9f48a 1475 mpegaudiodsp
18bbca1f 1476 mpegvideo
ad08dfd5 1477 mpegvideoenc
bfe9f48a 1478 nettle
f704a079 1479 rangecoder
255d9c57 1480 riffdec
3dd5c95d 1481 riffenc
bfe9f48a 1482 rtpdec
5ad2f0bf 1483 rtpenc_chain
bfe9f48a 1484 sinewin
8c53d39e 1485 videodsp
ab9f9876 1486 vp3dsp
b6bb00b0
MR
1487"
1488
520cc7f1 1489CMDLINE_SELECT="
3f5b56e5 1490 $ARCH_EXT_LIST
520cc7f1 1491 $CONFIG_LIST
fd712a55 1492 $HAVE_LIST_CMDLINE
8eee7025 1493 $THREADS_LIST
c8a4ae00 1494 asm
db6107b6 1495 cross_compile
520cc7f1
MR
1496 debug
1497 extra_warnings
8c6afa4d 1498 logging
65d12900 1499 lto
d2bbb2f7 1500 optimizations
520cc7f1 1501"
426be5dc
DB
1502
1503PATHS_LIST='
d156bede 1504 bindir
14a8acf1 1505 datadir
f4ca970d 1506 docdir
26759c44
MR
1507 incdir
1508 libdir
26759c44
MR
1509 mandir
1510 prefix
1511 shlibdir
426be5dc
DB
1512'
1513
1514CMDLINE_SET="
1515 $PATHS_LIST
121d78d0 1516 ar
426be5dc 1517 arch
313c46a6 1518 as
426be5dc
DB
1519 build_suffix
1520 cc
1521 cpu
1522 cross_prefix
50567afa 1523 dep_cc
ac63af34 1524 extra_version
9da6609f
MR
1525 host_cc
1526 host_cflags
095792f2 1527 host_ld
9da6609f
MR
1528 host_ldflags
1529 host_libs
82bb3329 1530 host_os
684b28e0 1531 ld
426be5dc 1532 logfile
4ae40685 1533 malloc_prefix
89641463 1534 nm
9cd7b854 1535 optflags
3f8040db 1536 pkg_config
154caa67 1537 random_seed
2fad0977 1538 samples
c5200f17
MR
1539 sysinclude
1540 sysroot
a7ada2ba 1541 target_exec
26759c44 1542 target_os
a7ada2ba 1543 target_path
ba13606c 1544 target_samples
aeeb782c 1545 toolchain
426be5dc 1546"
520cc7f1 1547
89f2932b
MR
1548CMDLINE_APPEND="
1549 extra_cflags
4cc4b33f 1550 host_cppflags
89f2932b
MR
1551"
1552
912f3148
DB
1553# code dependency declarations
1554
9eeed841 1555# architecture extensions
808fa33c 1556
a2fc0f6a
MR
1557armv5te_deps="arm"
1558armv6_deps="arm"
ab5cb084 1559armv6t2_deps="arm"
b7b17ed6
JG
1560neon_deps_any="aarch64 arm"
1561vfp_deps_any="aarch64 arm"
b3267559 1562vfpv3_deps="vfp"
808fa33c 1563
637606de
MR
1564map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1565
808fa33c
MR
1566altivec_deps="ppc"
1567ppc4xx_deps="ppc"
1568
1569vis_deps="sparc"
1570
84146963
DB
1571cpunop_deps="i686"
1572x86_64_select="i686"
1573x86_64_suggest="fast_cmov"
50cd43f2 1574
808fa33c
MR
1575amd3dnow_deps="mmx"
1576amd3dnowext_deps="amd3dnow"
fb87e69f 1577i686_deps="x86"
9eeed841 1578mmx_deps="x86"
239fdf1b 1579mmxext_deps="mmx"
50cd43f2
DB
1580sse_deps="mmxext"
1581sse2_deps="sse"
1582sse3_deps="sse2"
1583ssse3_deps="sse3"
1584sse4_deps="ssse3"
1585sse42_deps="sse4"
1586avx_deps="sse42"
10b0161d 1587xop_deps="avx"
1b932eb1 1588fma3_deps="avx"
79687079 1589fma4_deps="avx"
4d6ee072 1590avx2_deps="avx"
9eeed841 1591
43b73d59
DB
1592mmx_external_deps="yasm"
1593mmx_inline_deps="inline_asm"
1594mmx_suggest="mmx_external mmx_inline"
1595
84bf8817 1596for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1597 eval dep=\$${ext}_deps
1598 eval ${ext}_external_deps='"${dep}_external"'
1599 eval ${ext}_inline_deps='"${dep}_inline"'
1600 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1601done
1602
032d4da8
JG
1603aligned_stack_if_any="aarch64 ppc x86"
1604fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1605fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1606fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1607
3e0b1c9a 1608need_memalign="altivec neon sse"
89e053f8 1609
1a5fdf95
DB
1610# system capabilities
1611log2_deps="!libc_msvcrt"
1612
b462d132
MR
1613symver_if_any="symver_asm_label symver_gnu_asm"
1614
8558595a
DB
1615# threading support
1616atomics_gcc_if="sync_val_compare_and_swap"
1617atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1618atomics_win32_if="MemoryBarrier"
1619atomics_native_if_any="$ATOMICS_LIST"
874c751c 1620w32threads_deps="atomics_native"
8558595a
DB
1621threads_if_any="$THREADS_LIST"
1622
26fbcc85 1623# subsystems
dc609252 1624dct_select="rdft"
b93b27ed
RB
1625error_resilience_select="dsputil"
1626lpc_select="dsputil"
26fbcc85
MR
1627mdct_select="fft"
1628rdft_select="fft"
1e164c0b 1629mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1630mpegaudiodsp_select="dct"
f4fed5a2 1631mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1632mpegvideoenc_select="mpegvideo"
26fbcc85 1633
ed40b6bf 1634# decoders / encoders
cfc2a0cf 1635aac_decoder_select="mdct sinewin"
aa11cb79 1636aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1637aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1638ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1639ac3_encoder_select="mdct ac3dsp dsputil"
1640ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1641aic_decoder_select="dsputil golomb"
f4d608e3 1642alac_encoder_select="lpc"
b93b27ed 1643als_decoder_select="dsputil"
b781cc12 1644amrnb_decoder_select="lsp"
2b2a597e 1645amrwb_decoder_select="lsp"
0a36988e 1646amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1647ape_decoder_select="dsputil"
1648asv1_decoder_select="dsputil"
1649asv1_encoder_select="dsputil"
1650asv2_decoder_select="dsputil"
1651asv2_encoder_select="dsputil"
4538729a 1652atrac1_decoder_select="mdct sinewin"
26fbcc85 1653atrac3_decoder_select="mdct"
e6f0bb65 1654atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1655bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1656binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1657binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1658cavs_decoder_select="dsputil golomb h264chroma videodsp"
1659cllc_decoder_select="dsputil"
9b500b8f 1660comfortnoise_encoder_select="lpc"
b93b27ed 1661cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1662cscd_decoder_select="lzo"
2eef7c62 1663cscd_decoder_suggest="zlib"
26fbcc85 1664dca_decoder_select="mdct"
b93b27ed
RB
1665dnxhd_decoder_select="dsputil"
1666dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1667dvvideo_decoder_select="dsputil"
1668dvvideo_encoder_select="dsputil"
61c31e4e 1669dxa_decoder_deps="zlib"
baf91bb9 1670eac3_decoder_select="ac3_decoder"
4264a0dd 1671eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1672eamad_decoder_select="aandcttables dsputil mpegvideo"
1673eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1674eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1675ffv1_decoder_select="dsputil golomb rangecoder"
1676ffv1_encoder_select="dsputil rangecoder"
2f02bbcc
DB
1677ffvhuff_decoder_select="huffyuv_decoder"
1678ffvhuff_encoder_select="huffyuv_encoder"
cde7df25 1679fic_decoder_select="dsputil golomb"
4f034993 1680flac_decoder_select="golomb"
b93b27ed 1681flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1682flashsv_decoder_deps="zlib"
1683flashsv_encoder_deps="zlib"
1684flashsv2_decoder_deps="zlib"
4414137e 1685flv_decoder_select="h263_decoder"
4d4b4bd1 1686flv_encoder_select="h263_encoder"
b93b27ed
RB
1687fourxm_decoder_select="dsputil"
1688fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1689g2m_decoder_deps="zlib"
1690g2m_decoder_select="dsputil"
c292f6a2 1691h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1692h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1693h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1694h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1695h263i_decoder_select="h263_decoder"
fe629c2d 1696h263p_encoder_select="h263_encoder"
0b499c9b
RB
1697h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1698h264_decoder_suggest="error_resilience"
064698d3 1699hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1700huffyuv_decoder_select="dsputil"
1701huffyuv_encoder_select="dsputil huffman"
34150be5 1702iac_decoder_select="imc_decoder"
b93b27ed 1703imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1704indeo3_decoder_select="hpeldsp"
8071264f 1705interplay_video_decoder_select="hpeldsp"
8e0cf39f 1706jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1707jpegls_encoder_select="golomb"
b93b27ed
RB
1708jv_decoder_select="dsputil"
1709lagarith_decoder_select="dsputil"
ad08dfd5 1710ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1711loco_decoder_select="golomb"
b93b27ed 1712mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1713metasound_decoder_select="lsp mdct sinewin"
c1047003 1714mimic_decoder_select="dsputil hpeldsp"
28bc406c 1715mjpeg_decoder_select="dsputil hpeldsp"
8e0cf39f 1716mjpegb_decoder_select="mjpeg_decoder"
b93b27ed
RB
1717mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1718mlp_decoder_select="dsputil mlp_parser"
1719motionpixels_decoder_select="dsputil"
1e164c0b
DB
1720mp1_decoder_select="mpegaudio"
1721mp1float_decoder_select="mpegaudio"
1722mp2_decoder_select="mpegaudio"
1723mp2float_decoder_select="mpegaudio"
1724mp3_decoder_select="mpegaudio"
1725mp3adu_decoder_select="mpegaudio"
1726mp3adufloat_decoder_select="mpegaudio"
1727mp3float_decoder_select="mpegaudio"
1728mp3on4_decoder_select="mpegaudio"
1729mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1730mpc7_decoder_select="dsputil mpegaudiodsp"
1731mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1732mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1733mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1734mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1735mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1736mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1737mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1738mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1739mpeg4_encoder_select="h263_encoder"
4414137e 1740msmpeg4v1_decoder_select="h263_decoder"
4414137e 1741msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1742msmpeg4v2_encoder_select="h263_encoder"
4414137e 1743msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1744msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1745mss2_decoder_select="error_resilience vc1_decoder"
8e0cf39f 1746mxpeg_decoder_select="mjpeg_decoder"
4538729a 1747nellymoser_decoder_select="mdct sinewin"
aa11cb79 1748nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1749nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1750png_decoder_deps="zlib"
1751png_decoder_select="dsputil"
1752png_encoder_deps="zlib"
1753png_encoder_select="dsputil"
b93b27ed
RB
1754prores_decoder_select="dsputil"
1755prores_encoder_select="dsputil"
b781cc12 1756qcelp_decoder_select="lsp"
c4f5c2d6 1757qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1758ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1759ralf_decoder_select="golomb"
0338c396 1760rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1761rv10_encoder_select="h263_encoder"
0338c396 1762rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1763rv20_encoder_select="h263_encoder"
870add0d
DB
1764rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1765rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1766shorten_decoder_select="golomb"
b781cc12 1767sipr_decoder_select="lsp"
8e0cf39f 1768sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1769svq1_decoder_select="hpeldsp"
1277dc07 1770svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
d48430c3
DB
1771svq3_decoder_select="h264_decoder hpeldsp mpegvideo"
1772svq3_decoder_suggest="zlib"
b93b27ed 1773tak_decoder_select="dsputil"
4eef77c1 1774theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1775tiff_decoder_suggest="zlib"
1776tiff_encoder_suggest="zlib"
8e0cf39f 1777thp_decoder_select="mjpeg_decoder"
aec09a00 1778truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1779truemotion2_decoder_select="dsputil"
1780truespeech_decoder_select="dsputil"
61c31e4e 1781tscc_decoder_deps="zlib"
4538729a 1782twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1783utvideo_decoder_select="dsputil"
1784utvideo_encoder_select="dsputil huffman"
1785vble_decoder_select="dsputil"
dc4d726b 1786vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
45ecda85 1787vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1788vorbis_decoder_select="mdct"
1789vorbis_encoder_select="mdct"
3bd062bf 1790vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1791vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1792vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1793vp6a_decoder_select="vp6_decoder"
1794vp6f_decoder_select="vp6_decoder"
8c53d39e 1795vp8_decoder_select="h264pred videodsp"
72ca830f 1796vp9_decoder_select="videodsp"
c4bfa098 1797webp_decoder_select="vp8_decoder"
4538729a
MR
1798wmapro_decoder_select="mdct sinewin"
1799wmav1_decoder_select="mdct sinewin"
1800wmav1_encoder_select="mdct sinewin"
1801wmav2_decoder_select="mdct sinewin"
1802wmav2_encoder_select="mdct sinewin"
1803wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1804wmv1_decoder_select="h263_decoder"
665507aa 1805wmv1_encoder_select="h263_encoder"
dc4d726b 1806wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1807wmv2_encoder_select="h263_encoder"
015f8ee0 1808wmv3_decoder_select="vc1_decoder"
45ecda85 1809wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1810zerocodec_decoder_deps="zlib"
1811zlib_decoder_deps="zlib"
1812zlib_encoder_deps="zlib"
1813zmbv_decoder_deps="zlib"
1814zmbv_encoder_deps="zlib"
30fd06be 1815
ed40b6bf 1816# hardware accelerators
215cdd35 1817dxva2_deps="dxva2api_h"
0afab17e 1818vaapi_deps="va_va_h"
ac3dbb4d 1819vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1820vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1821vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1822
82ca17ac
DB
1823h263_vaapi_hwaccel_deps="vaapi"
1824h263_vaapi_hwaccel_select="h263_decoder"
1825h263_vdpau_hwaccel_deps="vdpau"
1826h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1827h264_dxva2_hwaccel_deps="dxva2"
1828h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1829h264_vaapi_hwaccel_deps="vaapi"
1830h264_vaapi_hwaccel_select="h264_decoder"
1831h264_vda_hwaccel_deps="vda"
1832h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1833h264_vdpau_hwaccel_deps="vdpau"
1834h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1835mpeg1_vdpau_hwaccel_deps="vdpau"
1836mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1837mpeg2_dxva2_hwaccel_deps="dxva2"
1838mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1839mpeg2_vaapi_hwaccel_deps="vaapi"
1840mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1841mpeg2_vdpau_hwaccel_deps="vdpau"
1842mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1843mpeg4_vaapi_hwaccel_deps="vaapi"
1844mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1845mpeg4_vdpau_hwaccel_deps="vdpau"
1846mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1847vc1_dxva2_hwaccel_deps="dxva2"
1848vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1849vc1_vaapi_hwaccel_deps="vaapi"
1850vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1851vc1_vdpau_hwaccel_deps="vdpau"
1852vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1853wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1854wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1855wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1856
28b80940 1857# parsers
0b499c9b 1858h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
192ccc50 1859mpeg4video_parser_select="error_resilience h263dsp mpegvideo"
c292f6a2 1860mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1861vc1_parser_select="mpegvideo"
28b80940 1862
912f3148 1863# external libraries
c9171a83 1864libfaac_encoder_deps="libfaac"
aa11cb79 1865libfaac_encoder_select="audio_frame_queue"
4f2b469d 1866libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1867libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1868libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1869libgsm_decoder_deps="libgsm"
1870libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1871libgsm_ms_decoder_deps="libgsm"
1872libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1873libilbc_decoder_deps="libilbc"
1874libilbc_encoder_deps="libilbc"
1cc60c47 1875libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1876libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1877libopencore_amrnb_decoder_deps="libopencore_amrnb"
1878libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1879libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1880libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1881libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1882libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1883libopus_decoder_deps="libopus"
6cb8c854 1884libopus_encoder_deps="libopus"
aa11cb79 1885libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1886libschroedinger_decoder_deps="libschroedinger"
1887libschroedinger_encoder_deps="libschroedinger"
ae14f311 1888libspeex_decoder_deps="libspeex"
b606a017 1889libspeex_encoder_deps="libspeex"
aa11cb79 1890libspeex_encoder_select="audio_frame_queue"
150d2772 1891libtheora_encoder_deps="libtheora"
d89e738a 1892libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1893libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1894libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1895libvorbis_encoder_deps="libvorbis"
aa11cb79 1896libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1897libvpx_vp8_decoder_deps="libvpx"
1898libvpx_vp8_encoder_deps="libvpx"
1899libvpx_vp9_decoder_deps="libvpx"
1900libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1901libwavpack_encoder_deps="libwavpack"
be7c3231 1902libwebp_encoder_deps="libwebp"
1cc60c47 1903libx264_encoder_deps="libx264"
50ea9315 1904libx265_encoder_deps="libx265"
de295976 1905libxavs_encoder_deps="libxavs"
1cc60c47 1906libxvid_encoder_deps="libxvid"
30fd06be 1907
912f3148 1908# demuxers / muxers
c2dd0e9e 1909ac3_demuxer_select="ac3_parser"
255d9c57 1910asf_demuxer_select="riffdec"
3dd5c95d 1911asf_muxer_select="riffenc"
647c2356 1912asf_stream_muxer_select="asf_muxer"
255d9c57 1913avi_demuxer_select="riffdec"
3dd5c95d 1914avi_muxer_select="riffenc"
4e622dea 1915avisynth_demuxer_deps="avisynth"
255d9c57
DB
1916avisynth_demuxer_select="riffdec"
1917caf_demuxer_select="riffdec"
c2dd0e9e 1918dirac_demuxer_select="dirac_parser"
255d9c57 1919dxa_demuxer_select="riffdec"
5b423887 1920eac3_demuxer_select="ac3_parser"
e01fba55 1921f4v_muxer_select="mov_muxer"
c2dd0e9e 1922flac_demuxer_select="flac_parser"
435214a7 1923hds_muxer_select="flv_muxer"
c9031c7c 1924hls_muxer_select="mpegts_muxer"
647c2356 1925ipod_muxer_select="mov_muxer"
31f16dc1 1926ismv_muxer_select="mov_muxer"
647c2356 1927matroska_audio_muxer_select="matroska_muxer"
255d9c57 1928matroska_demuxer_select="riffdec"
2a91ada8 1929matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1930matroska_muxer_select="riffenc"
1931mmf_muxer_select="riffenc"
255d9c57 1932mov_demuxer_select="riffdec"
4e622dea 1933mov_demuxer_suggest="zlib"
3dd5c95d 1934mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1935mp3_demuxer_select="mpegaudio_parser"
647c2356 1936mp4_muxer_select="mov_muxer"
75644335 1937mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1938mpegtsraw_demuxer_select="mpegts_demuxer"
1939mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1940nut_muxer_select="riffenc"
255d9c57 1941nuv_demuxer_select="riffdec"
24ca518b 1942ogg_demuxer_select="golomb"
647c2356 1943psp_muxer_select="mov_muxer"
44594cc7 1944rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1945rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1946rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1947rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1948sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1949sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1950sdp_demuxer_select="rtpdec"
e772f9fa 1951smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1952spdif_muxer_select="aac_parser"
57231e4d 1953tak_demuxer_select="tak_parser"
647c2356
DB
1954tg2_muxer_select="mov_muxer"
1955tgp_muxer_select="mov_muxer"
a7d45e06 1956w64_demuxer_select="wav_demuxer"
255d9c57 1957wav_demuxer_select="riffdec"
3dd5c95d
DB
1958wav_muxer_select="riffenc"
1959webm_muxer_select="riffenc"
255d9c57
DB
1960wtv_demuxer_select="riffdec"
1961xmv_demuxer_select="riffdec"
1962xwma_demuxer_select="riffdec"
4e622dea
SS
1963
1964# indevs / outdevs
38e54a75 1965alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1966alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1967bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1968dv1394_indev_deps="dv1394"
1969dv1394_indev_select="dv_demuxer"
c6f95144 1970fbdev_indev_deps="linux_fb_h"
a3fc62e8 1971jack_indev_deps="jack_jack_h pthreads"
e417d80d 1972libcdio_indev_deps="libcdio"
38e54a75 1973libdc1394_indev_deps="libdc1394"
38e54a75
SS
1974oss_indev_deps_any="soundcard_h sys_soundcard_h"
1975oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1976pulse_indev_deps="libpulse"
15d59d2c
B
1977sndio_indev_deps="sndio_h"
1978sndio_outdev_deps="sndio_h"
38e54a75 1979v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1980vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1981vfwcap_indev_extralibs="-lavicap32"
24f8961f 1982x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1983
912f3148 1984# protocols
acd554c1
SP
1985ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1986ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1987ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1988ffrtmphttp_protocol_deps="!librtmp_protocol"
1989ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1990gopher_protocol_select="network"
c40e1757 1991httpproxy_protocol_select="tcp_protocol"
279a0c97 1992http_protocol_select="tcp_protocol"
183baead 1993https_protocol_select="tls_protocol"
c3b57d6e
DB
1994librtmp_protocol_deps="librtmp"
1995librtmpe_protocol_deps="librtmp"
1996librtmps_protocol_deps="librtmp"
1997librtmpt_protocol_deps="librtmp"
1998librtmpte_protocol_deps="librtmp"
c60a2d70 1999mmsh_protocol_select="http_protocol"
998c1ee1 2000mmst_protocol_select="network"
c3b57d6e 2001rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2002rtmp_protocol_select="tcp_protocol"
acd554c1 2003rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2004rtmps_protocol_deps="!librtmp_protocol"
2005rtmps_protocol_select="tls_protocol"
775c4d36 2006rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2007rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2008rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2009rtp_protocol_select="udp_protocol"
998c1ee1
DB
2010sctp_protocol_deps="struct_sctp_event_subscribe"
2011sctp_protocol_select="network"
0eecafc9 2012srtp_protocol_select="rtp_protocol"
998c1ee1 2013tcp_protocol_select="network"
558d192d
MS
2014tls_protocol_deps_any="openssl gnutls"
2015tls_protocol_select="tcp_protocol"
998c1ee1 2016udp_protocol_select="network"
60538758
LB
2017unix_protocol_deps="sys_un_h"
2018unix_protocol_select="network"
c08fb000 2019
6ebf0bfc 2020# filters
13fabd7a 2021blackframe_filter_deps="gpl"
ce6b6ef6 2022boxblur_filter_deps="gpl"
68b79bfc 2023cropdetect_filter_deps="gpl"
b157be1f 2024delogo_filter_deps="gpl"
a5b64584 2025drawtext_filter_deps="libfreetype"
61b323ce 2026frei0r_filter_deps="frei0r dlopen"
cfec77aa 2027frei0r_filter_extralibs='$ldl'
61b323ce 2028frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2029frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2030hqdn3d_filter_deps="gpl"
3fce1367 2031interlace_filter_deps="gpl"
d371e7b9 2032resample_filter_deps="avresample"
cf69ad35 2033ocv_filter_deps="libopencv"
2f296e39 2034scale_filter_deps="swscale"
6ebf0bfc 2035
ab81f24a 2036# examples
b339182e 2037avcodec_example_deps="avcodec avutil"
e7dfaf16 2038filter_audio_example_deps="avfilter avutil"
b339182e 2039metadata_example_deps="avformat avutil"
ab81f24a 2040output_example_deps="avcodec avformat avutil swscale"
10421bcf 2041transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2042
5a0f7131 2043# libraries
d89f2fa9
DB
2044avcodec_deps="avutil"
2045avdevice_deps="avutil avcodec avformat"
2046avfilter_deps="avutil"
2047avformat_deps="avutil avcodec"
2048avresample_deps="avutil"
2049swscale_deps="avutil"
f7679c54 2050
912f3148 2051# programs
54fd593a 2052avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2053avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2054 fps_filter null_filter resample_filter scale_filter
bce70f81 2055 setpts_filter trim_filter"
d173ede1 2056avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2057avplay_libs='$sdl_libs'
266463da 2058avplay_select="rdft"
9e12f0bf 2059avprobe_deps="avcodec avformat"
406e6c0b
DB
2060avserver_deps="avformat fork !shared"
2061avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2062
4da3f410 2063# documentation
92f0abb2 2064pod2man_deps="doc"
4da3f410
DB
2065texi2html_deps="doc"
2066
de6d9b64 2067# default parameters
8a608357 2068
19bd477d 2069logfile="config.log"
8a608357
MR
2070
2071# installation paths
c9d19248
MR
2072prefix_default="/usr/local"
2073bindir_default='${prefix}/bin'
6291d7e4 2074datadir_default='${prefix}/share/avconv'
f4ca970d 2075docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2076incdir_default='${prefix}/include'
2077libdir_default='${prefix}/lib'
2078mandir_default='${prefix}/share/man'
2079shlibdir_default="$libdir_default"
8a608357
MR
2080
2081# toolchain
121d78d0 2082ar_default="ar"
13c7df3d 2083cc_default="gcc"
9da6609f 2084host_cc_default="gcc"
4ebc6a74 2085cp_f="cp -f"
b58b00ae 2086ln_s="ln -s -f"
2a8a860a 2087nm_default="nm -g"
11e6d03a 2088objformat="elf"
3f8040db 2089pkg_config_default=pkg-config
be7109c1 2090ranlib="ranlib"
e52567c2 2091strip="strip"
11e6d03a 2092yasmexe="yasm"
8a608357 2093
3e0b1c9a 2094nogas=":"
8182dc34 2095
8a608357 2096# machine
8d4c00ed 2097arch_default=$(uname -m)
38d0a8aa 2098cpu="generic"
8a608357 2099
8a608357 2100# OS
8d4c00ed
MR
2101target_os_default=$(tolower $(uname -s))
2102host_os=$target_os_default
8a608357 2103
8a608357 2104# configurable options
ab81f24a 2105enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2106
3e0b1c9a
DB
2107enable asm
2108enable debug
2109enable doc
8400d6b8 2110enable optimizations
8cfbbd92 2111enable safe_bitstream_reader
530dc538 2112enable static
a9ddb5b1 2113enable swscale_alpha
8a608357 2114
2e2ec667
DB
2115# By default, enable only those hwaccels that have no external dependencies.
2116enable dxva2 vdpau
2117
8a608357 2118# build settings
9987769a 2119SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2120LIBPREF="lib"
2121LIBSUF=".a"
c5f14466
RP
2122FULLNAME='$(NAME)$(BUILDSUF)'
2123LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2124SLIBPREF="lib"
2125SLIBSUF=".so"
c5f14466 2126SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2127SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2128SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2129LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2130SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2131SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2132
68485d1f
MR
2133asflags_filter=echo
2134cflags_filter=echo
64933b6c
MR
2135ldflags_filter=echo
2136
23565c26 2137AS_C='-c'
bc877faf 2138AS_O='-o $@'
23565c26 2139CC_C='-c'
18031c49 2140CC_E='-E -o $@'
7e6c86e6 2141CC_O='-o $@'
a758c5e2 2142LD_O='-o $@'
8db73c61
MR
2143LD_LIB='-l%'
2144LD_PATH='-L'
23565c26 2145HOSTCC_C='-c'
27565164 2146HOSTCC_E='-E -o $@'
a758c5e2 2147HOSTCC_O='-o $@'
095792f2 2148HOSTLD_O='-o $@'
7e6c86e6 2149
9da6609f 2150host_libs='-lm'
6c3fa06a
MR
2151host_cflags_filter=echo
2152host_ldflags_filter=echo
9da6609f 2153
9b861379 2154target_path='$(CURDIR)'
a7ada2ba 2155
a158446b
MR
2156# since the object filename is not given with the -MM flag, the compiler
2157# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2158DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2159DEPFLAGS='-MM'
315c741d 2160
c597172e 2161# find source path
24524f36 2162if test -f configure; then
f038cf3c 2163 source_path=.
c597172e 2164else
8477f2de 2165 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2166 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2167 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2168 test -e "$source_path/config.h" &&
2169 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2170fi
2171
13cbe2c0 2172for v in "$@"; do
b04251c5
MR
2173 r=${v#*=}
2174 l=${v%"$r"}
2175 r=$(sh_quote "$r")
29ba0911 2176 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2177done
c597172e 2178
73ef8980
MR
2179find_things(){
2180 thing=$1
2181 pattern=$2
2182 file=$source_path/$3
932ccf39 2183 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2184}
2185
2186ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2187DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2188HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2189PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2190BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2191MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2192DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2193OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2194INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2195PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2196FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2197
54e75be4
DB
2198ALL_COMPONENTS="
2199 $BSF_LIST
2200 $DECODER_LIST
2201 $DEMUXER_LIST
2202 $ENCODER_LIST
2203 $FILTER_LIST
2204 $HWACCEL_LIST
2205 $INDEV_LIST
2206 $MUXER_LIST
2207 $OUTDEV_LIST
2208 $PARSER_LIST
2209 $PROTOCOL_LIST
2210"
2211
8469ae22
MR
2212for n in $COMPONENT_LIST; do
2213 v=$(toupper ${n%s})_LIST
2214 eval enable \$$v
2215 eval ${n}_if_any="\$$v"
2216done
2217
206a070d 2218enable $ARCH_EXT_LIST
c597172e
MR
2219
2220die_unknown(){
2221 echo "Unknown option \"$1\"."
2222 echo "See $0 --help for available options."
2223 exit 1
2224}
2225
7432e872
DB
2226print_3_columns() {
2227 cat | tr ' ' '\n' | sort | pr -r -3 -t
2228}
2229
794f8e97 2230show_list() {
bf0c4afa
RP
2231 suffix=_$1
2232 shift
7432e872 2233 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2234 exit 0
2235}
2236
154caa67
MR
2237rand_list(){
2238 IFS=', '
2239 set -- $*
2240 unset IFS
2241 for thing; do
2242 comp=${thing%:*}
2243 prob=${thing#$comp}
2244 prob=${prob#:}
2245 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2246 echo "prob ${prob:-0.5}"
2247 printf '%s\n' $comp
2248 done
2249}
2250
2251do_random(){
2252 action=$1
2253 shift
2254 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2255 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2256}
2257
c597172e 2258for opt do
7483e694
DB
2259 optval="${opt#*=}"
2260 case "$opt" in
ea061af1
DB
2261 --extra-ldflags=*)
2262 add_ldflags $optval
7e9e7cc2 2263 ;;
ea061af1
DB
2264 --extra-libs=*)
2265 add_extralibs $optval
7e9e7cc2 2266 ;;
ea061af1
DB
2267 --disable-devices)
2268 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2269 ;;
ea061af1
DB
2270 --enable-debug=*)
2271 debuglevel="$optval"
7e9e7cc2
MR
2272 ;;
2273 --disable-programs)
2274 disable $PROGRAM_LIST
2275 ;;
2276 --disable-everything)
2277 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2278 ;;
844c6852
DB
2279 --disable-all)
2280 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2281 disable $LIBRARY_LIST $PROGRAM_LIST doc
2282 ;;
7e9e7cc2
MR
2283 --enable-random|--disable-random)
2284 action=${opt%%-random}
2285 do_random ${action#--} $COMPONENT_LIST
2286 ;;
2287 --enable-random=*|--disable-random=*)
2288 action=${opt%%-random=*}
2289 do_random ${action#--} $optval
2290 ;;
2291 --enable-*=*|--disable-*=*)
2292 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2293 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2294 eval list=\$$(toupper $thing)_LIST
2295 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2296 $action $(filter "$name" $list)
2297 ;;
2298 --enable-?*|--disable-?*)
2299 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2300 if is_in $option $COMPONENT_LIST; then
2301 test $action = disable && action=unset
2302 eval $action \$$(toupper ${option%s})_LIST
2303 elif is_in $option $CMDLINE_SELECT; then
2304 $action $option
2305 else
2306 die_unknown $opt
2307 fi
2308 ;;
2309 --list-*)
2310 NAME="${opt#--list-}"
2311 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2312 NAME=${NAME%s}
2313 eval show_list $NAME \$$(toupper $NAME)_LIST
2314 ;;
2315 --help|-h) show_help
2316 ;;
2317 *)
2318 optname="${opt%%=*}"
2319 optname="${optname#--}"
2320 optname=$(echo "$optname" | sed 's/-/_/g')
2321 if is_in $optname $CMDLINE_SET; then
2322 eval $optname='$optval'
2323 elif is_in $optname $CMDLINE_APPEND; then
2324 append $optname "$optval"
2325 else
2326 die_unknown $opt
2327 fi
2328 ;;
7483e694 2329 esac
c597172e
MR
2330done
2331
bcea99bb
MR
2332disabled logging && logfile=/dev/null
2333
29ba0911 2334echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2335set >> $logfile
2336
9da6609f
MR
2337test -n "$cross_prefix" && enable cross_compile
2338
8d4c00ed
MR
2339if enabled cross_compile; then
2340 test -n "$arch" && test -n "$target_os" ||
2341 die "Must specify target arch and OS when cross-compiling"
2342fi
2343
121d78d0 2344ar_default="${cross_prefix}${ar_default}"
11e6d03a 2345cc_default="${cross_prefix}${cc_default}"
20e0ed95 2346nm_default="${cross_prefix}${nm_default}"
3f8040db 2347pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2348ranlib="${cross_prefix}${ranlib}"
e52567c2 2349strip="${cross_prefix}${strip}"
adb2b908 2350
c5200f17
MR
2351sysinclude_default="${sysroot}/usr/include"
2352
aeeb782c 2353case "$toolchain" in
0fbb62a8
LB
2354 clang-asan)
2355 cc_default="clang"
19f251a2
LB
2356 add_cflags -fsanitize=address
2357 add_ldflags -fsanitize=address
0fbb62a8
LB
2358 ;;
2359 clang-tsan)
2360 cc_default="clang"
19f251a2
LB
2361 add_cflags -fsanitize=thread -pie
2362 add_ldflags -fsanitize=thread -pie
0fbb62a8 2363 ;;
d6a27f88
LB
2364 clang-usan)
2365 cc_default="clang"
2366 add_cflags -fsanitize=undefined
2367 add_ldflags -fsanitize=undefined
2368 ;;
0ba49d28
LB
2369 gcc-asan)
2370 cc_default="gcc"
2371 add_cflags -fsanitize=address
2372 add_ldflags -fsanitize=address
2373 ;;
2374 gcc-tsan)
2375 cc_default="gcc"
2376 add_cflags -fsanitize=thread -pie -fPIC
2377 add_ldflags -fsanitize=thread -pie -fPIC
2378 ;;
d6a27f88
LB
2379 gcc-usan)
2380 cc_default="gcc"
2381 add_cflags -fsanitize=undefined
2382 add_ldflags -fsanitize=undefined
2383 ;;
edfe609f
LB
2384 valgrind-massif)
2385 target_exec_default="valgrind"
2386 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2387 ;;
b1ee8eec
RT
2388 valgrind-memcheck)
2389 target_exec_default="valgrind"
2390 target_exec_args="--track-origins=yes --leak-check=full"
2391 ;;
aeeb782c 2392 msvc)
16381923
MS
2393 # Check whether the current MSVC version needs the C99 converter.
2394 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2395 # support enough of C99 to build libav. Default to the new
16381923
MS
2396 # behaviour if the regexp was unable to match anything, since this
2397 # successfully parses the version number of existing supported
2398 # versions that require the converter (MSVC 2010 and 2012).
2399 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2400 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2401 cc_default="cl"
16381923
MS
2402 else
2403 cc_default="c99wrap cl"
2404 fi
ea9f7173 2405 ld_default="link"
aeeb782c 2406 nm_default="dumpbin -symbols"
ac3a9b51 2407 ar_default="lib"
53e8cd68 2408 target_os_default="win32"
ea9f7173
MS
2409 # Use a relative path for TMPDIR. This makes sure all the
2410 # ffconf temp files are written with a relative path, avoiding
2411 # issues with msys/win32 path conversion for MSVC parameters
2412 # such as -Fo<file> or -out:<file>.
2413 TMPDIR=.
aeeb782c 2414 ;;
322e4194 2415 icl)
ea9f7173
MS
2416 cc_default="icl"
2417 ld_default="xilink"
322e4194
AS
2418 nm_default="dumpbin -symbols"
2419 ar_default="xilib"
2420 target_os_default="win32"
ea9f7173 2421 TMPDIR=.
322e4194 2422 ;;
a862c7d3
RT
2423 gcov)
2424 add_cflags -fprofile-arcs -ftest-coverage
2425 add_ldflags -fprofile-arcs -ftest-coverage
2426 ;;
e7891305
LB
2427 hardened)
2428 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2429 add_ldflags -Wl,-z,relro -Wl,-z,now
2430 ;;
aeeb782c
MR
2431 ?*)
2432 die "Unknown toolchain $toolchain"
2433 ;;
2434esac
2435
b1ee8eec 2436set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2437enabled cross_compile || host_cc_default=$cc
2438set_default host_cc
13c7df3d 2439
762f95e4
MR
2440if ! $pkg_config --version >/dev/null 2>&1; then
2441 warn "$pkg_config not found, library detection may fail."
2442 pkg_config=false
2443fi
2444
82bb3329
MR
2445exesuf() {
2446 case $1 in
53e8cd68 2447 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2448 esac
2449}
2450
2451EXESUF=$(exesuf $target_os)
2452HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2453
e4e69e0b 2454# set temporary file name
a49d42c2 2455: ${TMPDIR:=$TEMPDIR}
c51fafa1 2456: ${TMPDIR:=$TMP}
a49d42c2 2457: ${TMPDIR:=/tmp}
e4e69e0b 2458
a210bce2 2459if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2460 # simple replacement for missing mktemp
2461 # NOT SAFE FOR GENERAL USE
2462 mktemp(){
09a5c245 2463 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2464 }
2465fi
2466
2467tmpfile(){
2468 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2469 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2470 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2471 append TMPFILES $tmp
2472 eval $1=$tmp
2473}
2474
2475trap 'rm -f -- $TMPFILES' EXIT
54460a83 2476
55127e7b 2477tmpfile TMPASM .asm
3e0b1c9a
DB
2478tmpfile TMPC .c
2479tmpfile TMPE $EXESUF
2480tmpfile TMPH .h
2481tmpfile TMPO .o
2482tmpfile TMPS .S
2483tmpfile TMPSH .sh
2484tmpfile TMPV .ver
54460a83
MR
2485
2486unset -f mktemp
e4e69e0b 2487
fb3c4ffc
MR
2488chmod +x $TMPE
2489
993f2d0f
MR
2490# make sure we can execute files in $TMPDIR
2491cat > $TMPSH 2>> $logfile <<EOF
2492#! /bin/sh
2493EOF
2494chmod +x $TMPSH >> $logfile 2>&1
2495if ! $TMPSH >> $logfile 2>&1; then
2496 cat <<EOF
2497Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2498variable to another directory and make sure that it is not mounted noexec.
2499EOF
2500 die "Sanity test failed."
2501fi
993f2d0f 2502
457cc333
MR
2503ccc_flags(){
2504 for flag; do
2505 case $flag in
2506 -std=c99) echo -c99 ;;
2507 -mcpu=*) echo -arch ${flag#*=} ;;
2508 -mieee) echo -ieee ;;
2509 -O*|-fast) echo $flag ;;
2510 -fno-math-errno) echo -assume nomath_errno ;;
2511 -g) echo -g3 ;;
2512 -Wall) echo -msg_enable level2 ;;
2513 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2514 -Wl,*) echo $flag ;;
2515 -f*|-W*) ;;
2516 *) echo $flag ;;
2517 esac
2518 done
2519}
2520
e5d45e02
LB
2521cparser_flags(){
2522 for flag; do
2523 case $flag in
2524 -Wno-switch) echo -Wno-switch-enum ;;
2525 -Wno-format-zero-length) ;;
2526 -Wdisabled-optimization) ;;
2527 -Wno-pointer-sign) echo -Wno-other ;;
2528 *) echo $flag ;;
2529 esac
2530 done
2531}
2532
14fb9d3d 2533msvc_common_flags(){
dfa559bc
RB
2534 for flag; do
2535 case $flag in
14fb9d3d
AS
2536 # In addition to specifying certain flags under the compiler
2537 # specific filters, they must be specified here as well or else the
2538 # generic catch all at the bottom will print the original flag.
2539 -Wall) ;;
2540 -std=c99) ;;
2541 # Common flags
9f4a16c5 2542 -fomit-frame-pointer) ;;
dfa559bc 2543 -g) echo -Z7 ;;
dfa559bc
RB
2544 -fno-math-errno) ;;
2545 -fno-common) ;;
2546 -fno-signed-zeros) ;;
50640977 2547 -fPIC) ;;
9f30fb5a
MS
2548 -mthumb) ;;
2549 -march=*) ;;
dfa559bc 2550 -lz) echo zlib.lib ;;
bd680c7b
DB
2551 -lavifil32) echo vfw32.lib ;;
2552 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2553 -l*) echo ${flag#-l}.lib ;;
2554 *) echo $flag ;;
2555 esac
2556 done
2557}
2558
14fb9d3d
AS
2559msvc_flags(){
2560 msvc_common_flags "$@"
2561 for flag; do
2562 case $flag in
ace87c19 2563 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2564 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2565 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2566 -wd4273 ;;
14fb9d3d
AS
2567 esac
2568 done
2569}
2570
2571icl_flags(){
2572 msvc_common_flags "$@"
2573 for flag; do
2574 case $flag in
2575 # Despite what Intel's documentation says -Wall, which is supported
2576 # on Windows, does enable remarks so disable them here.
2577 -Wall) echo $flag -Qdiag-disable:remark ;;
2578 -std=c99) echo -Qstd=c99 ;;
2579 esac
2580 done
2581}
2582
d0c6d424
MR
2583pgi_flags(){
2584 for flag; do
2585 case $flag in
643933f5 2586 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2587 -fomit-frame-pointer) echo -Mnoframe ;;
2588 -g) echo -gopt ;;
2589 *) echo $flag ;;
2590 esac
2591 done
2592}
2593
2594suncc_flags(){
2595 for flag; do
2596 case $flag in
2597 -march=*|-mcpu=*)
2598 case "${flag#*=}" in
2599 native) echo -xtarget=native ;;
2600 v9|niagara) echo -xarch=sparc ;;
2601 ultrasparc) echo -xarch=sparcvis ;;
2602 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2603 i586|pentium) echo -xchip=pentium ;;
2604 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2605 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2606 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2607 pentium4*) echo -xtarget=pentium4 ;;
2608 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2609 *-sse3) echo -xarch=sse3 ;;
2610 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2611 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2612 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2613 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2614 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2615 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2616 echo -xarch=sse2a ;;
2617 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2618 esac
2619 ;;
2620 -std=c99) echo -xc99 ;;
2621 -fomit-frame-pointer) echo -xregs=frameptr ;;
2622 -fPIC) echo -KPIC -xcode=pic32 ;;
2623 -W*,*) echo $flag ;;
5e753ed5
SM
2624 -f*-*|-W*|-mimpure-text) ;;
2625 -shared) echo -G ;;
d0c6d424
MR
2626 *) echo $flag ;;
2627 esac
2628 done
2629}
2630
2631tms470_flags(){
2632 for flag; do
2633 case $flag in
2634 -march=*|-mcpu=*)
2635 case "${flag#*=}" in
2636 armv7-a|cortex-a*) echo -mv=7a8 ;;
2637 armv7-r|cortex-r*) echo -mv=7r4 ;;
2638 armv7-m|cortex-m*) echo -mv=7m3 ;;
2639 armv6*|arm11*) echo -mv=6 ;;
2640 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2641 echo -mv=5e ;;
2642 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2643 esac
2644 ;;
2645 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2646 -mfpu=vfp) echo --float_support=vfpv2 ;;
2647 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2648 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2649 -msoft-float) echo --float_support=vfplib ;;
2650 -O[0-3]|-mf=*) echo $flag ;;
2651 -g) echo -g -mn ;;
2652 -pds=*) echo $flag ;;
ad93dccb
MR
2653 -D*|-I*) echo $flag ;;
2654 --gcc|--abi=*) echo $flag ;;
2655 -me) echo $flag ;;
d0c6d424
MR
2656 esac
2657 done
2658}
2659
a758c5e2
MR
2660probe_cc(){
2661 pfx=$1
2662 _cc=$2
2663
8db73c61
MR
2664 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2665 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2666 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2667 _flags_filter=echo
2668
2669 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2670 _type=llvm_gcc
2671 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2672 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2673 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2674 _cflags_speed='-O3'
2675 _cflags_size='-Os'
2676 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2677 _type=gcc
2678 gcc_version=$($_cc --version | head -n1)
2679 gcc_basever=$($_cc -dumpversion)
2680 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2681 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2682 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2683 if ! $_cc -dumpversion | grep -q '^2\.'; then
2684 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2685 fi
2686 _cflags_speed='-O3'
2687 _cflags_size='-Os'
b2d688ea 2688 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2689 _type=icc
2690 _ident=$($_cc --version | head -n1)
2691 _depflags='-MMD'
2692 _cflags_speed='-O3'
2693 _cflags_size='-Os'
2694 _cflags_noopt='-O1'
2695 elif $_cc -v 2>&1 | grep -q xlc; then
2696 _type=xlc
2697 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2698 _cflags_speed='-O5'
2699 _cflags_size='-O5 -qcompact'
2700 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2701 _type=ccc
2702 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2703 _DEPFLAGS='-M'
a758c5e2
MR
2704 _cflags_speed='-fast'
2705 _cflags_size='-O1'
457cc333 2706 _flags_filter=ccc_flags
a758c5e2
MR
2707 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2708 test -d "$sysroot" || die "No valid sysroot specified."
2709 _type=armcc
2710 _ident=$($_cc --vsn | head -n1)
2711 armcc_conf="$PWD/armcc.conf"
2712 $_cc --arm_linux_configure \
2713 --arm_linux_config_file="$armcc_conf" \
2714 --configure_sysroot="$sysroot" \
2715 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2716 die "Error creating armcc configuration file."
2717 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2718 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2719 as_default="${cross_prefix}gcc"
2720 _depflags='-MMD'
2721 _cflags_speed='-O3'
2722 _cflags_size='-Os'
0122118e 2723 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2724 _type=tms470
2725 _ident=$($_cc -version | head -n1 | tr -s ' ')
2726 _flags='--gcc --abi=eabi -me'
18031c49 2727 _cc_e='-ppl -fe=$@'
a758c5e2 2728 _cc_o='-fe=$@'
a758c5e2
MR
2729 _depflags='-ppa -ppd=$(@:.o=.d)'
2730 _cflags_speed='-O3 -mf=5'
2731 _cflags_size='-O3 -mf=2'
2732 _flags_filter=tms470_flags
2733 elif $_cc -v 2>&1 | grep -q clang; then
2734 _type=clang
2735 _ident=$($_cc --version | head -n1)
9e057f53 2736 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2737 _cflags_speed='-O3'
2738 _cflags_size='-Os'
2739 elif $_cc -V 2>&1 | grep -q Sun; then
2740 _type=suncc
2741 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2742 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2743 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2744 _ldflags='-std=c99'
2745 _cflags_speed='-O5'
2746 _cflags_size='-O5 -xspace'
2747 _flags_filter=suncc_flags
2748 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2749 _type=pathscale
2750 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2751 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2752 _cflags_speed='-O2'
2753 _cflags_size='-Os'
2754 _flags_filter='filter_out -Wdisabled-optimization'
2755 elif $_cc -v 2>&1 | grep -q Open64; then
2756 _type=open64
2757 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2758 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2759 _cflags_speed='-O2'
2760 _cflags_size='-Os'
2761 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2762 elif $_cc -V 2>&1 | grep -q Portland; then
2763 _type=pgi
2764 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2765 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2766 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2767 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2768 _cflags_noopt="-O1"
2769 _flags_filter=pgi_flags
dfa559bc
RB
2770 elif $_cc 2>&1 | grep -q Microsoft; then
2771 _type=msvc
2772 _ident=$($cc 2>&1 | head -n1)
2773 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2774 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2775 _cflags_speed="-O2"
2776 _cflags_size="-O1"
dfa559bc 2777 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2778 _ld_o='-out:$@'
dfa559bc
RB
2779 else
2780 _ld_o='-Fe$@'
2781 fi
ea9f7173
MS
2782 _cc_o='-Fo$@'
2783 _cc_e='-P -Fi$@'
dfa559bc
RB
2784 _flags_filter=msvc_flags
2785 _ld_lib='lib%.a'
2786 _ld_path='-libpath:'
2787 _flags='-nologo'
09f2581d 2788 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2789 if [ $pfx = hostcc ]; then
6a0200f2 2790 append _cflags -Dsnprintf=_snprintf
dfa559bc 2791 fi
322e4194
AS
2792 elif $_cc 2>&1 | grep -q Intel; then
2793 _type=icl
2794 _ident=$($cc 2>&1 | head -n1)
2795 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2796 # Not only is O3 broken on 13.x+ but it is slower on all previous
2797 # versions (tested) as well.
322e4194
AS
2798 _cflags_speed="-O2"
2799 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2800 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2801 _ld_o='-out:$@'
322e4194
AS
2802 else
2803 _ld_o='-Fe$@'
2804 fi
ea9f7173 2805 _cc_o='-Fo$@'
322e4194 2806 _cc_e='-P'
14fb9d3d 2807 _flags_filter=icl_flags
322e4194
AS
2808 _ld_lib='lib%.a'
2809 _ld_path='-libpath:'
ace87c19 2810 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2811 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2812 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2813 # with MSVC which enables it by default.
e0d6e2fc 2814 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2815 if [ $pfx = hostcc ]; then
2816 append _cflags -Dsnprintf=_snprintf
2817 fi
e5d45e02
LB
2818 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2819 _type=cparser
2820 _ident=$($_cc --version | head -n1)
2821 _depflags='-MMD'
2822 _cflags_speed='-O4'
2823 _cflags_size='-O2'
2824 _flags_filter=cparser_flags
aef6bd1b 2825 fi
a758c5e2
MR
2826
2827 eval ${pfx}_type=\$_type
2828 eval ${pfx}_ident=\$_ident
2829}
2830
2831set_ccvars(){
23565c26 2832 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2833 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2834 eval ${1}_O=\${_cc_o-\${${1}_O}}
2835
2836 if [ -n "$_depflags" ]; then
2837 eval ${1}_DEPFLAGS=\$_depflags
2838 else
2839 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2840 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2841 eval DEP${1}FLAGS=\$_flags
2842 fi
2843}
2844
2845probe_cc cc "$cc"
2846cflags_filter=$_flags_filter
2847cflags_speed=$_cflags_speed
2848cflags_size=$_cflags_size
2849cflags_noopt=$_cflags_noopt
2850add_cflags $_flags $_cflags
2851cc_ldflags=$_ldflags
2852set_ccvars CC
2853
2854probe_cc hostcc "$host_cc"
2855host_cflags_filter=$_flags_filter
a758c5e2 2856add_host_cflags $_flags $_cflags
a758c5e2 2857set_ccvars HOSTCC
629687f6 2858
851ffa80
MR
2859test -n "$cc_type" && enable $cc_type ||
2860 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2861
75bafbac 2862: ${as_default:=$cc}
50567afa 2863: ${dep_cc_default:=$cc}
684b28e0 2864: ${ld_default:=$cc}
095792f2
MR
2865: ${host_ld_default:=$host_cc}
2866set_default ar as dep_cc ld host_ld
75800dce 2867
a758c5e2
MR
2868probe_cc as "$as"
2869asflags_filter=$_flags_filter
2870add_asflags $_flags $_cflags
2871set_ccvars AS
2872
2873probe_cc ld "$ld"
2874ldflags_filter=$_flags_filter
2875add_ldflags $_flags $_ldflags
2876test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2877LD_O=${_ld_o-$LD_O}
8db73c61
MR
2878LD_LIB=${_ld_lib-$LD_LIB}
2879LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2880
095792f2
MR
2881probe_cc hostld "$host_ld"
2882host_ldflags_filter=$_flags_filter
2883add_host_ldflags $_flags $_ldflags
2884HOSTLD_O=${_ld_o-$HOSTLD_O}
2885
a758c5e2
MR
2886if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2887 probe_cc depcc "$dep_cc"
2888 CCDEP=${_DEPCMD:-$DEPCMD}
2889 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2890 DEPCCFLAGS=$_flags
2891fi
07dec06e 2892
3dbc777c
MR
2893if $ar 2>&1 | grep -q Microsoft; then
2894 arflags="-nologo"
2895 ar_o='-out:$@'
2896elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2897 arflags="rq"
2898 ar_o='$@'
4822ee3c
DB
2899elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2900 arflags='-Xany -r -c'
2901 ar_o='$@'
3dbc777c
MR
2902else
2903 arflags="rc"
2904 ar_o='$@'
2905fi
2906
7f32f40c 2907add_cflags $extra_cflags
2f2e6c7c 2908add_asflags $extra_cflags
7f32f40c 2909
154d432c
MR
2910if test -n "$sysroot"; then
2911 case "$cc_type" in
00ba041c 2912 gcc|llvm_gcc|clang)
467256f2 2913 add_cppflags --sysroot="$sysroot"
154d432c
MR
2914 add_ldflags --sysroot="$sysroot"
2915 ;;
6fec122a
MR
2916 tms470)
2917 add_cppflags -I"$sysinclude"
2918 add_ldflags --sysroot="$sysroot"
2919 ;;
154d432c
MR
2920 esac
2921fi
2922
d22c13a8 2923if test "$cpu" = host; then
ace87c19
DB
2924 enabled cross_compile &&
2925 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2926
2927 case "$cc_type" in
613a4e3f 2928 gcc|llvm_gcc)
d22c13a8
MR
2929 check_native(){
2930 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2931 sed -n "/cc1.*$1=/{
27ce1be8
MR
2932 s/.*$1=\\([^ ]*\\).*/\\1/
2933 p
2934 q
2935 }" $TMPE
d22c13a8
MR
2936 }
2937 cpu=$(check_native -march || check_native -mcpu)
2938 ;;
2939 esac
2940
ace87c19
DB
2941 test "${cpu:-host}" = host &&
2942 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2943fi
2944
e939cedd
MR
2945# Deal with common $arch aliases
2946case "$arch" in
5873b623
MR
2947 aarch64|arm64)
2948 arch="aarch64"
2949 ;;
e939cedd
MR
2950 arm*)
2951 arch="arm"
2952 ;;
2acda282 2953 mips*|IP*)
e939cedd
MR
2954 arch="mips"
2955 ;;
a6e9d649 2956 parisc*|hppa*)
e939cedd
MR
2957 arch="parisc"
2958 ;;
56203596 2959 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2960 arch="ppc"
2961 ;;
e939cedd
MR
2962 s390|s390x)
2963 arch="s390"
2964 ;;
2965 sh4|sh)
2966 arch="sh4"
2967 ;;
4cd217c0 2968 sun4u|sparc*)
e939cedd 2969 arch="sparc"
e939cedd 2970 ;;
c75848cd
DB
2971 tilegx|tile-gx)
2972 arch="tilegx"
2973 ;;
d33ed7b3 2974 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2975 arch="x86"
2976 ;;
2977esac
2978
851ffa80 2979is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2980enable $arch
e939cedd 2981
df5cdc24 2982# Add processor-specific flags
9ebd45c2 2983if enabled aarch64; then
33db40f8
MR
2984
2985 case $cpu in
2986 armv*)
2987 cpuflags="-march=$cpu"
2988 ;;
2989 *)
2990 cpuflags="-mcpu=$cpu"
2991 ;;
2992 esac
2993
2994elif enabled alpha; then
2995
2996 cpuflags="-mcpu=$cpu"
2997
2998elif enabled arm; then
2999
1234c66a
MR
3000 check_arm_arch() {
3001 check_cpp_condition stddef.h \
3002 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3003 $cpuflags
3004 }
3005
3006 probe_arm_arch() {
3007 if check_arm_arch 4; then echo armv4;
3008 elif check_arm_arch 4T; then echo armv4t;
3009 elif check_arm_arch 5; then echo armv5;
3010 elif check_arm_arch 5E; then echo armv5e;
3011 elif check_arm_arch 5T; then echo armv5t;
3012 elif check_arm_arch 5TE; then echo armv5te;
3013 elif check_arm_arch 5TEJ; then echo armv5te;
3014 elif check_arm_arch 6; then echo armv6;
3015 elif check_arm_arch 6J; then echo armv6j;
3016 elif check_arm_arch 6K; then echo armv6k;
3017 elif check_arm_arch 6Z; then echo armv6z;
3018 elif check_arm_arch 6ZK; then echo armv6zk;
3019 elif check_arm_arch 6T2; then echo armv6t2;
3020 elif check_arm_arch 7; then echo armv7;
3021 elif check_arm_arch 7A 7_A; then echo armv7-a;
3022 elif check_arm_arch 7R 7_R; then echo armv7-r;
3023 elif check_arm_arch 7M 7_M; then echo armv7-m;
3024 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3025 elif check_arm_arch 8A 8_A; then echo armv8-a;
3026 fi
3027 }
3028
3029 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3030
33db40f8
MR
3031 case $cpu in
3032 armv*)
3033 cpuflags="-march=$cpu"
3034 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3035 ;;
3036 *)
3037 cpuflags="-mcpu=$cpu"
3038 case $cpu in
3039 cortex-a*) subarch=armv7a ;;
3040 cortex-r*) subarch=armv7r ;;
3041 cortex-m*) enable thumb; subarch=armv7m ;;
3042 arm11*) subarch=armv6 ;;
3043 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3044 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3045 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3046 esac
3047 ;;
3048 esac
3049
f0fe245b
MR
3050 case "$subarch" in
3051 armv5t*) enable fast_clz ;;
3052 armv[6-8]*) enable fast_clz fast_unaligned ;;
3053 esac
3054
33db40f8
MR
3055elif enabled avr32; then
3056
3057 case $cpu in
3058 ap7[02]0[0-2])
3059 subarch="avr32_ap"
3060 cpuflags="-mpart=$cpu"
3061 ;;
3062 ap)
3063 subarch="avr32_ap"
3064 cpuflags="-march=$cpu"
3065 ;;
3066 uc3[ab]*)
3067 subarch="avr32_uc"
3068 cpuflags="-mcpu=$cpu"
3069 ;;
3070 uc)
3071 subarch="avr32_uc"
3072 cpuflags="-march=$cpu"
3073 ;;
3074 esac
3075
3076elif enabled bfin; then
3077
3078 cpuflags="-mcpu=$cpu"
3079
3080elif enabled mips; then
3081
3082 cpuflags="-march=$cpu"
3083
5d54c126 3084elif enabled ppc; then
343aef9b 3085
56348891
MR
3086 case $(tolower $cpu) in
3087 601|ppc601|powerpc601)
9dbd5c3d 3088 cpuflags="-mcpu=601"
64ad53ff 3089 disable altivec
9dbd5c3d 3090 ;;
56348891 3091 603*|ppc603*|powerpc603*)
9dbd5c3d 3092 cpuflags="-mcpu=603"
64ad53ff 3093 disable altivec
9dbd5c3d 3094 ;;
56348891 3095 604*|ppc604*|powerpc604*)
9dbd5c3d 3096 cpuflags="-mcpu=604"
64ad53ff 3097 disable altivec
9dbd5c3d 3098 ;;
56348891 3099 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3100 cpuflags="-mcpu=750"
64ad53ff 3101 disable altivec
9dbd5c3d 3102 ;;
56348891 3103 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3104 cpuflags="-mcpu=7450"
9dbd5c3d 3105 ;;
56348891 3106 74*|ppc74*|powerpc74*)
7f1fcaf0 3107 cpuflags="-mcpu=7400"
9dbd5c3d 3108 ;;
313f9fbf 3109 g5|970|ppc970|powerpc970)
7f1fcaf0 3110 cpuflags="-mcpu=970"
9dbd5c3d 3111 ;;
313f9fbf 3112 power[3-7]*)
7f1fcaf0 3113 cpuflags="-mcpu=$cpu"
313f9fbf 3114 ;;
56348891 3115 cell)
9dbd5c3d
MR
3116 cpuflags="-mcpu=cell"
3117 enable ldbrx
3118 ;;
4ab26cb4
DB
3119 e500mc)
3120 cpuflags="-mcpu=e500mc"
3121 disable altivec
3122 ;;
7b0b81a1
AL
3123 e500v2)
3124 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3125 disable altivec
3126 ;;
3127 e500)
3128 cpuflags="-mcpu=8540 -mhard-float"
3129 disable altivec
3130 ;;
9dbd5c3d 3131 esac
343aef9b 3132
33db40f8
MR
3133elif enabled sparc; then
3134
3135 case $cpu in
3136 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3137 cpuflags="-mcpu=$cpu"
3138 disable vis
3139 ;;
3140 ultrasparc*|niagara[234])
3141 cpuflags="-mcpu=$cpu"
3142 ;;
3143 esac
3144
343aef9b
MR
3145elif enabled x86; then
3146
9dbd5c3d
MR
3147 case $cpu in
3148 i[345]86|pentium)
3149 cpuflags="-march=$cpu"
3150 disable mmx
3151 ;;
f54b5505 3152 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3153 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3154 cpuflags="-march=$cpu"
f54b5505 3155 disable i686
9dbd5c3d 3156 ;;
f54b5505 3157 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3158 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3159 cpuflags="-march=$cpu"
f54b5505 3160 enable i686
9dbd5c3d
MR
3161 enable fast_cmov
3162 ;;
3163 # targets that do support conditional mov but on which it's slow
3164 pentium4|pentium4m|prescott|nocona)
3165 cpuflags="-march=$cpu"
f54b5505 3166 enable i686
9dbd5c3d
MR
3167 disable fast_cmov
3168 ;;
3169 esac
343aef9b 3170
343aef9b
MR
3171fi
3172
9ebd45c2
MR
3173if [ "$cpu" != generic ]; then
3174 add_cflags $cpuflags
3175 add_asflags $cpuflags
3176fi
df5cdc24 3177
993f2d0f
MR
3178# compiler sanity check
3179check_exec <<EOF
3180int main(void){ return 0; }
3181EOF
3182if test "$?" != 0; then
3183 echo "$cc is unable to create an executable file."
3184 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3185 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3186 echo "Only do this if you know what cross compiling means."
3187 fi
3188 die "C compiler test failed."
3189fi
3190
046f081b 3191add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3192check_cflags -std=c99
50a334e4 3193check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3194#include <stdlib.h>
3195EOF
50a334e4 3196check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3197#include <stdlib.h>
3198EOF
e9b9a2f8 3199
8267f936 3200add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3201check_host_cflags -std=c99
0a6db2a2 3202check_host_cflags -Wall
8267f936 3203check_host_cflags -O3
f0125de9 3204
d4c99513
MR
3205check_64bit(){
3206 arch32=$1
3207 arch64=$2
3208 expr=$3
3209 check_code cc "" "int test[2*($expr) - 1]" &&
3210 subarch=$arch64 || subarch=$arch32
3211}
3212
b24dbcbd 3213case "$arch" in
d11cb13b 3214 aarch64|alpha|ia64)
2acda282
MR
3215 spic=$shared
3216 ;;
3217 mips)
3218 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3219 spic=$shared
b24dbcbd 3220 ;;
a6e9d649
MR
3221 parisc)
3222 check_64bit parisc parisc64 'sizeof(void *) > 4'
3223 spic=$shared
3224 ;;
56203596
MR
3225 ppc)
3226 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3227 spic=$shared
56203596 3228 ;;
5ddc9f50
RT
3229 s390)
3230 check_64bit s390 s390x 'sizeof(void *) > 4'
3231 spic=$shared
3232 ;;
4cd217c0
MR
3233 sparc)
3234 check_64bit sparc sparc64 'sizeof(void *) > 4'
3235 spic=$shared
3236 ;;
e939cedd 3237 x86)
d4c99513 3238 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3239 if test "$subarch" = "x86_64"; then
e939cedd 3240 spic=$shared
de27f4d9 3241 fi
b24dbcbd 3242 ;;
b24dbcbd
RP
3243esac
3244
343aef9b 3245enable $subarch
b1803c79 3246enabled spic && enable_weak pic
b24dbcbd 3247
7483e694 3248# OS specific
4f854758 3249case $target_os in
d3635f3a 3250 aix)
80ade798 3251 SHFLAGS=-shared
d3635f3a 3252 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3253 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3254 ;;
a1629e28 3255 haiku)
63ae7e7c 3256 prefix_default="/boot/common"
108caaaa 3257 network_extralibs="-lnetwork"
f59c4bd6 3258 host_libs=
a1629e28 3259 ;;
7483e694 3260 sunos)
9987769a 3261 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3262 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3263 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3264 # When using suncc to build, the Solaris linker will mark
3265 # an executable with each instruction set encountered by
3266 # the Solaris assembler. As our libraries contain their own
3267 # guards for processor-specific code, instead suppress
3268 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3269 enabled_all suncc x86 &&
3270 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3271 add_ldflags -Wl,-M,mapfile
2a8a860a 3272 nm_default='nm -P -g'
7483e694
DB
3273 ;;
3274 netbsd)
a1e4b3f6 3275 disable symver
07a8eef6
MR
3276 oss_indev_extralibs="-lossaudio"
3277 oss_outdev_extralibs="-lossaudio"
7483e694 3278 ;;
d488c3bc 3279 openbsd|bitrig)
a1e4b3f6 3280 disable symver
7483e694 3281 SHFLAGS='-shared'
69dca3a4 3282 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3283 SLIB_INSTALL_LINKS=
07a8eef6
MR
3284 oss_indev_extralibs="-lossaudio"
3285 oss_outdev_extralibs="-lossaudio"
7483e694 3286 ;;
a1e4b3f6 3287 dragonfly)
a1e4b3f6
MR
3288 disable symver
3289 ;;
3290 freebsd)
7483e694
DB
3291 ;;
3292 bsd/os)
355d81df 3293 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3294 ;;
3295 darwin)
301ab19d 3296 gas="gas-preprocessor.pl $cc"
e08b8239 3297 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3298 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3299 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3300 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3301 SLIBSUF=".dylib"
3302 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3303 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3304 objformat="macho"
1b0f6fb8 3305 enabled x86_64 && objformat="macho64"
8dfa86f7 3306 enabled_any pic shared ||
2704bd1a 3307 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3308 ;;
3309 mingw32*)
9d3f4f50 3310 if test $target_os = "mingw32ce"; then
1aa71e25
MS