r3d: Add more input value validation
[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."
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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]
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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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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]
06454877 205 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 206 --enable-libxavs enable AVS encoding via xavs [no]
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207 --enable-libxvid enable Xvid encoding via xvidcore,
208 native MPEG-4/Xvid encoder exists [no]
a060866f 209 --enable-openssl enable openssl [no]
45235ac4 210 --enable-x11grab enable X11 grabbing [no]
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211 --enable-zlib enable zlib [autodetect]
212
213Advanced options (experts only):
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214 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
215 --enable-cross-compile assume a cross-compiler is used
216 --sysroot=PATH root of cross-build tree
217 --sysinclude=PATH location of cross-build system headers
218 --target-os=OS compiler targets OS [$target_os]
219 --target-exec=CMD command to run executables on target
220 --target-path=DIR path to view of build directory on target
ba13606c 221 --target-samples=DIR path to samples directory on target
aeeb782c 222 --toolchain=NAME set tool defaults according to NAME
06454877 223 --nm=NM use nm tool
121d78d0 224 --ar=AR use archive tool AR [$ar_default]
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225 --as=AS use assembler AS [$as_default]
226 --cc=CC use C compiler CC [$cc_default]
193cdd9a 227 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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228 --ld=LD use linker LD
229 --host-cc=HOSTCC use host C compiler HOSTCC
230 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 231 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 232 --host-ld=HOSTLD use host linker HOSTLD
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233 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
234 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 235 --host-os=OS compiler host OS [$target_os]
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236 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
237 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
238 --extra-libs=ELIBS add ELIBS [$ELIBS]
239 --extra-version=STRING version string suffix []
193cdd9a 240 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 241 --build-suffix=SUFFIX library name suffix []
3b327a4b 242 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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243 --arch=ARCH select architecture [$arch]
244 --cpu=CPU select the minimum required CPU (affects
245 instruction selection, may crash on older CPUs)
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246 --enable-pic build position-independent code
247 --enable-sram allow use of on-chip SRAM
193cdd9a 248 --enable-thumb compile for Thumb instruction set
3b327a4b 249 --disable-symver disable symbol versioning
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DB
250 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
251 --disable-safe-bitstream-reader
252 disable buffer boundary checking in bitreaders
253 (faster, but may crash)
254 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 255 --enable-lto use link-time optimization
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256
257Optimization options (experts only):
c8a4ae00 258 --disable-asm disable all assembler optimizations
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259 --disable-altivec disable AltiVec optimizations
260 --disable-amd3dnow disable 3DNow! optimizations
261 --disable-amd3dnowext disable 3DNow! extended optimizations
262 --disable-mmx disable MMX optimizations
239fdf1b 263 --disable-mmxext disable MMXEXT optimizations
06454877 264 --disable-sse disable SSE optimizations
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265 --disable-sse2 disable SSE2 optimizations
266 --disable-sse3 disable SSE3 optimizations
06454877 267 --disable-ssse3 disable SSSE3 optimizations
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268 --disable-sse4 disable SSE4 optimizations
269 --disable-sse42 disable SSE4.2 optimizations
87f1355f 270 --disable-avx disable AVX optimizations
79687079 271 --disable-fma4 disable FMA4 optimizations
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272 --disable-armv5te disable armv5te optimizations
273 --disable-armv6 disable armv6 optimizations
274 --disable-armv6t2 disable armv6t2 optimizations
b3267559 275 --disable-vfp disable VFP optimizations
5ea20630 276 --disable-neon disable NEON optimizations
06454877 277 --disable-vis disable VIS optimizations
afb5ed55 278 --disable-inline-asm disable use of inline assembler
06454877 279 --disable-yasm disable use of yasm assembler
06454877 280
070c5d0f 281Developer options (useful when working on Libav itself):
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282 --disable-debug disable debugging symbols
283 --enable-debug=LEVEL set the debug level [$debuglevel]
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284 --disable-optimizations disable compiler optimizations
285 --enable-extra-warnings enable more compiler warnings
52b3cc60 286 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 287 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
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288 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
289 should be used only for debugging purposes)
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290 --enable-random randomly enable/disable components
291 --disable-random
292 --enable-random=LIST randomly enable/disable specific components or
293 --disable-random=LIST component groups. LIST is a comma-separated list
294 of NAME[:PROB] entries where NAME is a component
295 (group) and PROB the probability associated with
296 NAME (default 0.5).
297 --random-seed=VALUE seed value for --enable/disable-random
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298
299NOTE: Object files are built at the place where configure is launched.
300EOF
60e8bc13 301 exit 0
74c53c2d 302}
cf9d24ad 303
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304quotes='""'
305
57bd82d4 306log(){
2270b4b2 307 echo "$@" >> $logfile
57bd82d4
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308}
309
720c69da 310log_file(){
c8e9f801 311 log BEGIN $1
2270b4b2 312 pr -n -t $1 >> $logfile
c8e9f801
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313 log END $1
314}
315
2ba042a7 316echolog(){
c8e9f801 317 log "$@"
57bd82d4 318 echo "$@"
2ba042a7
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319}
320
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321warn(){
322 log "WARNING: $*"
323 WARNINGS="${WARNINGS}WARNING: $*\n"
324}
325
2ba042a7
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326die(){
327 echolog "$@"
328 cat <<EOF
d326cf7f 329
2ba042a7 330If you think configure made a mistake, make sure you are using the latest
4a6a21f5 331version from Git. If the latest version fails, report the problem to the
5045f6bd 332libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 333EOF
e155a21a 334 if disabled logging; then
2ba042a7 335 cat <<EOF
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336Rerun configure with logging enabled (do not use --disable-logging), and
337include the log this produces with your report.
2ba042a7
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338EOF
339 else
f69f51b3 340 cat <<EOF
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341Include the log file "$logfile" produced by configure as this will help
342solving the problem.
2ba042a7
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343EOF
344 fi
57bd82d4
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345 exit 1
346}
347
6c6007d6 348# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 349toupper(){
6c6007d6 350 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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351}
352
4a5444db 353tolower(){
6c6007d6 354 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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355}
356
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357c_escape(){
358 echo "$*" | sed 's/["\\]/\\\0/g'
359}
360
b04251c5
MR
361sh_quote(){
362 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 363 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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364 echo "$v"
365}
366
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367cleanws(){
368 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
369}
370
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MR
371filter(){
372 pat=$1
373 shift
374 for v; do
98ef6079 375 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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376 done
377}
378
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379filter_out(){
380 pat=$1
381 shift
382 for v; do
383 eval "case $v in $pat) ;; *) echo $v ;; esac"
384 done
385}
386
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387map(){
388 m=$1
389 shift
e0e335a0 390 for v; do eval $m; done
36e2dea0
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391}
392
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393add_suffix(){
394 suffix=$1
395 shift
396 for v; do echo ${v}${suffix}; done
397}
398
a8d04fba
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399set_all(){
400 value=$1
401 shift
402 for var in $*; do
403 eval $var=$value
404 done
405}
406
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407set_weak(){
408 value=$1
409 shift
410 for var; do
411 eval : \${$var:=$value}
412 done
413}
414
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415sanitize_var_name(){
416 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
417}
418
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419set_safe(){
420 var=$1
421 shift
f868b24d 422 eval $(sanitize_var_name "$var")='$*'
3f8040db
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423}
424
425get_safe(){
f868b24d 426 eval echo \$$(sanitize_var_name "$1")
3f8040db
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427}
428
799c9e9b 429pushvar(){
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MS
430 for pvar in $*; do
431 eval level=\${${pvar}_level:=0}
432 eval ${pvar}_${level}="\$$pvar"
433 eval ${pvar}_level=$(($level+1))
799c9e9b
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434 done
435}
436
437popvar(){
4d810ad2
MS
438 for pvar in $*; do
439 eval level=\${${pvar}_level:-0}
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440 test $level = 0 && continue
441 eval level=$(($level-1))
4d810ad2
MS
442 eval $pvar="\${${pvar}_${level}}"
443 eval ${pvar}_level=$level
444 eval unset ${pvar}_${level}
799c9e9b
MR
445 done
446}
447
a8d04fba
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448enable(){
449 set_all yes $*
450}
451
452disable(){
453 set_all no $*
454}
455
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456enable_weak(){
457 set_weak yes $*
458}
459
460disable_weak(){
461 set_weak no $*
462}
463
72702705 464enable_safe(){
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MR
465 for var; do
466 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
467 done
72702705
MR
468}
469
470disable_safe(){
fd07f803
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471 for var; do
472 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
473 done
72702705
MR
474}
475
f9d328da
MR
476do_enable_deep(){
477 for var; do
478 enabled $var && continue
479 eval sel="\$${var}_select"
c510c7b5
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480 eval sgs="\$${var}_suggest"
481 pushvar var sgs
f9d328da 482 enable_deep $sel
c510c7b5
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483 popvar sgs
484 enable_deep_weak $sgs
f9d328da
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485 popvar var
486 done
487}
488
489enable_deep(){
490 do_enable_deep $*
491 enable $*
492}
493
72a43668 494enable_deep_weak(){
ffb068ce
MS
495 for var; do
496 disabled $var && continue
497 pushvar var
498 do_enable_deep $var
499 popvar var
500 enable_weak $var
501 done
72a43668
MR
502}
503
57bd82d4 504enabled(){
3250003c
MR
505 test "${1#!}" = "$1" && op== || op=!=
506 eval test "x\$${1#!}" $op "xyes"
44161118
MR
507}
508
37970ebf 509disabled(){
3250003c
MR
510 test "${1#!}" = "$1" && op== || op=!=
511 eval test "x\$${1#!}" $op "xno"
37970ebf
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512}
513
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514enabled_all(){
515 for opt; do
516 enabled $opt || return 1
517 done
518}
519
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520disabled_all(){
521 for opt; do
522 disabled $opt || return 1
523 done
524}
525
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526enabled_any(){
527 for opt; do
528 enabled $opt && return 0
529 done
530}
531
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532disabled_any(){
533 for opt; do
534 disabled $opt && return 0
535 done
f7b230a7 536 return 1
85bca2c5
DB
537}
538
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539set_default(){
540 for opt; do
88268e94 541 eval : \${$opt:=\$${opt}_default}
c9d19248
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542 done
543}
544
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AJ
545is_in(){
546 value=$1
547 shift
548 for var in $*; do
549 [ $var = $value ] && return 0
550 done
551 return 1
552}
553
d4f8cecc 554do_check_deps(){
30fd06be 555 for cfg; do
3250003c 556 cfg="${cfg#!}"
799c9e9b
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557 enabled ${cfg}_checking && die "Circular dependency for $cfg."
558 disabled ${cfg}_checking && continue
559 enable ${cfg}_checking
d4f8cecc 560 append allopts $cfg
799c9e9b 561
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562 eval dep_all="\$${cfg}_deps"
563 eval dep_any="\$${cfg}_deps_any"
7ef3425f 564 eval dep_sel="\$${cfg}_select"
c510c7b5 565 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
566 eval dep_ifa="\$${cfg}_if"
567 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 568
3d7453e0 569 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 570 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 571 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 572
3d7453e0
MR
573 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
574 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
575 enabled_all $dep_all || disable $cfg
576 enabled_any $dep_any || disable $cfg
7ef3425f 577 disabled_any $dep_sel && disable $cfg
799c9e9b 578
4ec45764 579 if enabled $cfg; then
f9d328da 580 enable_deep $dep_sel
c510c7b5 581 enable_deep_weak $dep_sgs
4ec45764
RP
582 fi
583
799c9e9b 584 disable ${cfg}_checking
30fd06be
MR
585 done
586}
587
d4f8cecc
MR
588check_deps(){
589 unset allopts
590
591 do_check_deps "$@"
592
593 for cfg in $allopts; do
594 enabled $cfg || continue
595 eval dep_extralibs="\$${cfg}_extralibs"
596 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
597 done
598}
599
44161118
MR
600print_config(){
601 pfx=$1
72cfcf41
MR
602 files=$2
603 shift 2
f454e879
MR
604 map 'eval echo "$v \${$v:-no}"' "$@" |
605 awk "BEGIN { split(\"$files\", files) }
606 {
607 c = \"$pfx\" toupper(\$1);
608 v = \$2;
609 sub(/yes/, 1, v);
610 sub(/no/, 0, v);
611 for (f in files) {
612 file = files[f];
613 if (file ~ /\\.h\$/) {
614 printf(\"#define %s %d\\n\", c, v) >>file;
615 } else if (file ~ /\\.asm\$/) {
616 printf(\"%%define %s %d\\n\", c, v) >>file;
617 } else if (file ~ /\\.mak\$/) {
d16c4aeb 618 n = -v ? \"\" : \"!\";
f454e879
MR
619 printf(\"%s%s=yes\\n\", n, c) >>file;
620 }
621 }
622 }"
57bd82d4
MR
623}
624
31c0121d 625print_enabled(){
31c0121d
MR
626 suf=$1
627 shift
628 for v; do
9eda2a85 629 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
630 done
631}
632
57bd82d4
MR
633append(){
634 var=$1
635 shift
57bd82d4
MR
636 eval "$var=\"\$$var $*\""
637}
638
60361817
MR
639prepend(){
640 var=$1
641 shift
642 eval "$var=\"$* \$$var\""
643}
644
50a334e4 645add_cppflags(){
cd52ec95 646 append CPPFLAGS "$@"
50a334e4
MR
647}
648
57bd82d4 649add_cflags(){
01d31e16 650 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
651}
652
2f2e6c7c 653add_asflags(){
01d31e16 654 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
655}
656
57bd82d4 657add_ldflags(){
64933b6c 658 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
659}
660
661add_extralibs(){
64933b6c 662 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
663}
664
4cc4b33f
DB
665add_host_cppflags(){
666 append host_cppflags "$@"
667}
668
6c3fa06a
MR
669add_host_cflags(){
670 append host_cflags $($host_cflags_filter "$@")
671}
672
673add_host_ldflags(){
674 append host_ldflags $($host_ldflags_filter "$@")
675}
676
84e65c76
MR
677add_compat(){
678 append compat_objs $1
679 shift
680 map 'add_cppflags -D$v' "$@"
681}
682
b0cfb663 683check_cmd(){
b3cb5d51 684 log "$@"
2270b4b2 685 "$@" >> $logfile 2>&1
b0cfb663
MR
686}
687
b2704a65
MR
688cc_o(){
689 eval printf '%s\\n' $CC_O
690}
691
18031c49
MR
692cc_e(){
693 eval printf '%s\\n' $CC_E
694}
695
dcd479c0 696check_cc(){
57bd82d4 697 log check_cc "$@"
2270b4b2 698 cat > $TMPC
720c69da 699 log_file $TMPC
23565c26 700 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
701}
702
703check_cpp(){
704 log check_cpp "$@"
2270b4b2 705 cat > $TMPC
720c69da 706 log_file $TMPC
18031c49 707 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
708}
709
df0d6341
MR
710as_o(){
711 eval printf '%s\\n' $AS_O
712}
713
f65883c8
MR
714check_as(){
715 log check_as "$@"
7fd90119
MR
716 cat > $TMPS
717 log_file $TMPS
718 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
719}
720
575db883
DB
721check_inline_asm(){
722 log check_inline_asm "$@"
940f335a 723 name="$1"
3784e82e 724 code="$2"
940f335a 725 shift 2
49214f61 726 disable $name
7fd90119 727 check_cc "$@" <<EOF && enable $name
3784e82e 728void foo(void){ __asm__ volatile($code); }
940f335a
MR
729EOF
730}
731
c6ebc9fa
MR
732check_insn(){
733 log check_insn "$@"
734 check_inline_asm ${1}_inline "\"$2\""
735 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
736}
737
304d586d
LM
738check_yasm(){
739 log check_yasm "$@"
740 echo "$1" > $TMPS
741 log_file $TMPS
742 shift 1
743 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
744}
745
29b64b68
MR
746ld_o(){
747 eval printf '%s\\n' $LD_O
748}
749
dcd479c0 750check_ld(){
57bd82d4 751 log check_ld "$@"
66a1ccd7
MR
752 flags=$(filter_out '-l*' "$@")
753 libs=$(filter '-l*' "$@")
01d31e16 754 check_cc $($cflags_filter $flags) || return
64933b6c
MR
755 flags=$($ldflags_filter $flags)
756 libs=$($ldflags_filter $libs)
29b64b68 757 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
758}
759
5adc829e
MR
760check_code(){
761 log check_code "$@"
762 check=$1
763 headers=$2
764 code=$3
765 shift 3
766 {
767 for hdr in $headers; do
768 echo "#include <$hdr>"
769 done
770 echo "int main(void) { $code; return 0; }"
771 } | check_$check "$@"
772}
773
50a334e4
MR
774check_cppflags(){
775 log check_cppflags "$@"
caf458dd 776 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
777int x;
778EOF
779}
780
dcd479c0 781check_cflags(){
57bd82d4 782 log check_cflags "$@"
01d31e16 783 set -- $($cflags_filter "$@")
caf458dd 784 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
785int x;
786EOF
787}
788
2ed46eea
MR
789test_ldflags(){
790 log test_ldflags "$@"
791 check_ld "$@" <<EOF
c23a0ac8 792int main(void){ return 0; }
dcd479c0
MR
793EOF
794}
795
2ed46eea
MR
796check_ldflags(){
797 log check_ldflags "$@"
798 test_ldflags "$@" && add_ldflags "$@"
799}
800
dcd479c0 801check_header(){
57bd82d4 802 log check_header "$@"
dcd479c0
MR
803 header=$1
804 shift
b77df637
MR
805 disable_safe $header
806 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
807#include <$header>
808int x;
809EOF
810}
811
812check_func(){
57bd82d4 813 log check_func "$@"
dcd479c0
MR
814 func=$1
815 shift
d8bc5f06
MR
816 disable $func
817 check_ld "$@" <<EOF && enable $func
dcd479c0 818extern int $func();
c23a0ac8 819int main(void){ $func(); }
dcd479c0
MR
820EOF
821}
822
645d2652 823check_mathfunc(){
6b73c0ae 824 log check_mathfunc "$@"
645d2652 825 func=$1
1aa07aa2
MR
826 narg=$2
827 shift 2
828 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
829 disable $func
830 check_ld "$@" <<EOF && enable $func
831#include <math.h>
1aa07aa2 832float foo(float f, float g) { return $func($args); }
33bd38db 833int main(void){ return 0; }
645d2652
MR
834EOF
835}
836
2446d3d6
DB
837check_func_headers(){
838 log check_func_headers "$@"
f8d7b072 839 headers=$1
edaf1ae2 840 funcs=$2
f8d7b072 841 shift 2
edaf1ae2
MR
842 {
843 for hdr in $headers; do
844 echo "#include <$hdr>"
845 done
846 for func in $funcs; do
847 echo "long check_$func(void) { return (long) $func; }"
848 done
849 echo "int main(void) { return 0; }"
850 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
851}
852
a5344cf7
SS
853check_cpp_condition(){
854 log check_cpp_condition "$@"
855 header=$1
856 condition=$2
f855b7b9 857 shift 2
cd52ec95 858 check_cpp "$@" <<EOF
a5344cf7
SS
859#include <$header>
860#if !($condition)
861#error "unsatisfied condition: $condition"
862#endif
863EOF
864}
865
57bd82d4
MR
866check_lib(){
867 log check_lib "$@"
868 header="$1"
869 func="$2"
870 shift 2
84400e9d 871 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
872}
873
f8d7b072
MR
874check_lib2(){
875 log check_lib2 "$@"
876 headers="$1"
edaf1ae2 877 funcs="$2"
f8d7b072 878 shift 2
edaf1ae2 879 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
880}
881
3f8040db
MR
882check_pkg_config(){
883 log check_pkg_config "$@"
884 pkg="$1"
885 headers="$2"
886 funcs="$3"
887 shift 3
7f9e893f 888 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
889 pkg_cflags=$($pkg_config --cflags $pkg)
890 pkg_libs=$($pkg_config --libs $pkg)
891 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
892 set_safe ${pkg}_cflags $pkg_cflags &&
893 set_safe ${pkg}_libs $pkg_libs
894}
895
dcd479c0 896check_exec(){
2270b4b2 897 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
898}
899
7dfef245 900check_exec_crash(){
5e622c40 901 code=$(cat)
7dfef245
MR
902
903 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
904 # are safe but may not be available everywhere. Thus we use
905 # raise(SIGTERM) instead. The check is run in a subshell so we
906 # can redirect the "Terminated" message from the shell. SIGBUS
907 # is not defined by standard C so it is used conditionally.
908
2270b4b2 909 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
910#include <signal.h>
911static void sighandler(int sig){
912 raise(SIGTERM);
913}
692dd8ed
MR
914int foo(void){
915 $code
916}
9495cd17 917int (*func_ptr)(void) = foo;
e5af4a11 918int main(void){
7dfef245
MR
919 signal(SIGILL, sighandler);
920 signal(SIGFPE, sighandler);
921 signal(SIGSEGV, sighandler);
922#ifdef SIGBUS
923 signal(SIGBUS, sighandler);
924#endif
9495cd17 925 return func_ptr();
7dfef245
MR
926}
927EOF
928}
929
72be9e73
DY
930check_type(){
931 log check_type "$@"
932 headers=$1
933 type=$2
934 shift 2
ae550ce9 935 disable_safe "$type"
5adc829e 936 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
937}
938
14d36751 939check_struct(){
813b82b9 940 log check_struct "$@"
14d36751
MR
941 headers=$1
942 struct=$2
943 member=$3
944 shift 3
945 disable_safe "${struct}_${member}"
5adc829e
MR
946 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
947 enable_safe "${struct}_${member}"
14d36751
MR
948}
949
9c7d85b3
DB
950check_builtin(){
951 log check_builtin "$@"
952 name=$1
953 headers=$2
954 builtin=$3
955 shift 3
956 disable "$name"
957 check_code ld "$headers" "$builtin" "$@" && enable "$name"
958}
959
57bd82d4
MR
960require(){
961 name="$1"
962 header="$2"
963 func="$3"
964 shift 3
965 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
966}
967
f8d7b072
MR
968require2(){
969 name="$1"
970 headers="$2"
971 func="$3"
972 shift 3
973 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
974}
975
3f8040db
MR
976require_pkg_config(){
977 pkg="$1"
978 check_pkg_config "$@" || die "ERROR: $pkg not found"
979 add_cflags $(get_safe ${pkg}_cflags)
980 add_extralibs $(get_safe ${pkg}_libs)
981}
982
ae43c4c0
MR
983hostcc_o(){
984 eval printf '%s\\n' $HOSTCC_O
985}
986
f0125de9
MR
987check_host_cc(){
988 log check_host_cc "$@"
989 cat > $TMPC
990 log_file $TMPC
ae43c4c0 991 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
992}
993
4cc4b33f
DB
994check_host_cppflags(){
995 log check_host_cppflags "$@"
996 check_host_cc "$@" <<EOF && append host_cppflags "$@"
997int x;
998EOF
999}
1000
f0125de9
MR
1001check_host_cflags(){
1002 log check_host_cflags "$@"
6c3fa06a 1003 set -- $($host_cflags_filter "$@")
f0125de9
MR
1004 check_host_cc "$@" <<EOF && append host_cflags "$@"
1005int x;
1006EOF
1007}
1008
c505dd31
MR
1009apply(){
1010 file=$1
1011 shift
1012 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1013}
1014
c34681df 1015cp_if_changed(){
5e27ec28
MR
1016 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1017 mkdir -p "$(dirname $2)"
4ebc6a74 1018 $cp_f "$1" "$2"
c34681df
MR
1019}
1020
dcd61286
DB
1021# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1022# system-dependent things.
1023
4a0d6686
AJ
1024COMPONENT_LIST="
1025 bsfs
1026 decoders
1027 demuxers
1028 encoders
3cde40aa 1029 filters
5666fd73 1030 hwaccels
c552605c 1031 indevs
4a0d6686 1032 muxers
c552605c 1033 outdevs
4a0d6686
AJ
1034 parsers
1035 protocols
1036"
1037
3fc09b00
MR
1038EXTERNAL_LIBRARY_LIST="
1039 avisynth
1040 bzlib
1041 frei0r
1042 gnutls
1043 libcdio
1044 libdc1394
1045 libfaac
1046 libfdk_aac
1047 libfreetype
1048 libgsm
1049 libilbc
1050 libmp3lame
1051 libopencore_amrnb
1052 libopencore_amrwb
1053 libopencv
1054 libopenjpeg
1055 libopus
1056 libpulse
1057 librtmp
1058 libschroedinger
1059 libspeex
1060 libtheora
1061 libvo_aacenc
1062 libvo_amrwbenc
1063 libvorbis
1064 libvpx
84d3ff50 1065 libwavpack
3fc09b00
MR
1066 libx264
1067 libxavs
1068 libxvid
1069 openssl
1070 x11grab
1071 zlib
1072"
1073
70b348ec
DB
1074HWACCEL_LIST="
1075 dxva2
1076 vaapi
1077 vda
1078 vdpau
1079"
d89f2fa9
DB
1080LIBRARY_LIST="
1081 avcodec
1082 avdevice
1083 avfilter
1084 avformat
1085 avresample
1086 avutil
1087 swscale
1088"
1089
055c61b8
DB
1090PROGRAM_LIST="
1091 avconv
1092 avplay
1093 avprobe
1094 avserver
055c61b8
DB
1095"
1096
4a0d6686
AJ
1097CONFIG_LIST="
1098 $COMPONENT_LIST
3fc09b00 1099 $EXTERNAL_LIBRARY_LIST
70b348ec 1100 $HWACCEL_LIST
d89f2fa9 1101 $LIBRARY_LIST
055c61b8 1102 $PROGRAM_LIST
7f3f5f46 1103 dct
c73f65d9 1104 doc
0b499c9b 1105 error_resilience
1848f7d9 1106 fft
c88f5d72 1107 gpl
d8d0d0b2 1108 gray
3abe5fbd 1109 hardcoded_tables
b781cc12 1110 lsp
2a91ada8 1111 lzo
47a158cb 1112 mdct
c88f5d72 1113 memalign_hack
c88f5d72 1114 network
3fe142e2 1115 nonfree
8a3c8627 1116 pic
68602540 1117 rdft
e90f5b5a 1118 runtime_cpudetect
8cfbbd92 1119 safe_bitstream_reader
2e35e684 1120 shared
bd2216e4 1121 small
6b35d421 1122 sram
2e35e684 1123 static
a9ddb5b1 1124 swscale_alpha
8986fddc 1125 thumb
9cad0e4e 1126 version3
7e4d9d5d 1127 xmm_clobber_test
4a0d6686 1128"
c88f5d72 1129
8eee7025 1130THREADS_LIST='
8eee7025
DB
1131 pthreads
1132 w32threads
1133'
1134
f9f6402e
AK
1135ATOMICS_LIST='
1136 atomics_gcc
f9f6402e 1137 atomics_suncc
93e65e9a 1138 atomics_win32
f9f6402e
AK
1139'
1140
3f5b56e5 1141ARCH_LIST='
5873b623 1142 aarch64
3f5b56e5 1143 alpha
a2fc0f6a 1144 arm
fdcd782d
MR
1145 avr32
1146 avr32_ap
1147 avr32_uc
3f5b56e5
MR
1148 bfin
1149 ia64
1150 m68k
1151 mips
bae3abb0 1152 mips64
3f5b56e5 1153 parisc
79cb09b2 1154 ppc
34d11b87 1155 ppc64
3f5b56e5
MR
1156 s390
1157 sh4
1158 sparc
1159 sparc64
c75848cd
DB
1160 tilegx
1161 tilepro
0844bae1 1162 tomi
3f5b56e5
MR
1163 x86
1164 x86_32
1165 x86_64
1166'
1167
81dfa21e
MR
1168ARCH_EXT_LIST_ARM='
1169 armv5te
1170 armv6
1171 armv6t2
81dfa21e 1172 neon
b3267559 1173 vfp
81dfa21e
MR
1174 vfpv3
1175'
1176
50cd43f2 1177ARCH_EXT_LIST_X86='
3bf96eec 1178 amd3dnow
a1ef9f08 1179 amd3dnowext
50cd43f2
DB
1180 avx
1181 fma4
84146963 1182 i686
50cd43f2
DB
1183 mmx
1184 mmxext
1185 sse
1186 sse2
1187 sse3
1188 sse4
1189 sse42
1190 ssse3
1191'
1192
1193ARCH_EXT_LIST="
81dfa21e 1194 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1195 $ARCH_EXT_LIST_X86
1196 altivec
799fde37 1197 ppc4xx
bd9d34a0 1198 vis
50cd43f2 1199"
3f5b56e5 1200
fd712a55
DB
1201HAVE_LIST_CMDLINE='
1202 inline_asm
1203 symver
1204 yasm
1205'
1206
a3e02a8c
MR
1207HAVE_LIST_PUB='
1208 bigendian
d268eee9 1209 fast_unaligned
a3e02a8c
MR
1210'
1211
79042ab3 1212MATH_FUNCS="
fab0a8b2
MR
1213 atanf
1214 atan2f
79042ab3 1215 cbrtf
fab0a8b2 1216 cosf
79042ab3
DB
1217 exp2
1218 exp2f
fab0a8b2 1219 expf
79042ab3
DB
1220 isinf
1221 isnan
fab0a8b2 1222 ldexpf
79042ab3
DB
1223 llrint
1224 llrintf
1225 log2
1226 log2f
fab0a8b2 1227 log10f
79042ab3
DB
1228 lrint
1229 lrintf
fab0a8b2 1230 powf
79042ab3
DB
1231 rint
1232 round
1233 roundf
fab0a8b2 1234 sinf
79042ab3
DB
1235 trunc
1236 truncf
1237"
1238
3f5b56e5
MR
1239HAVE_LIST="
1240 $ARCH_EXT_LIST
43b73d59
DB
1241 $(add_suffix _external $ARCH_EXT_LIST)
1242 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1243 $HAVE_LIST_CMDLINE
a3e02a8c 1244 $HAVE_LIST_PUB
3f5b56e5 1245 $THREADS_LIST
f9f6402e 1246 $ATOMICS_LIST
79042ab3 1247 $MATH_FUNCS
be1a839c 1248 aligned_malloc
59782b82 1249 aligned_stack
35fd8122 1250 alsa_asoundlib_h
3f5b56e5 1251 altivec_h
c9fdab0d 1252 arpa_inet_h
ec9d2c15 1253 asm_mod_q
6308729e 1254 asm_mod_y
817dff57 1255 atomic_cas_ptr
f9f6402e 1256 atomics_native
dffb41b9 1257 attribute_may_alias
e7ea5e3d 1258 attribute_packed
43e0e0c4
LB
1259 cdio_paranoia_h
1260 cdio_paranoia_paranoia_h
ecf97f22 1261 closesocket
15caccb9 1262 CommandLineToArgvW
180d43bc 1263 cpunop
1093383d 1264 CryptGenRandom
c88f5d72 1265 dcbzl
f8aa696f
DB
1266 dev_bktr_ioctl_bt848_h
1267 dev_bktr_ioctl_meteor_h
1268 dev_ic_bt8xx_h
f8aa696f 1269 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1270 dev_video_meteor_ioctl_meteor_h
ca6b544a 1271 direct_h
18b67ae5 1272 dlfcn_h
c88f5d72 1273 dlopen
bc574408 1274 dos_paths
fa845061 1275 dxva_h
245626d0
DB
1276 ebp_available
1277 ebx_available
c2a29455 1278 fast_64bit
669b5583 1279 fast_clz
7073e9fc 1280 fast_cmov
534a2231 1281 fcntl
9d99cc5a 1282 fork
84882df6 1283 getaddrinfo
da9e86f8 1284 gethrtime
667fb97a 1285 getopt
02e8f427 1286 GetProcessAffinityMask
fc5607f8 1287 GetProcessMemoryInfo
4e68cb8a 1288 GetProcessTimes
61183b5a 1289 GetSystemTimeAsFileTime
66be5b45 1290 getrusage
c3e73100 1291 getservbyport
61183b5a 1292 gettimeofday
a49d3025 1293 gnu_as
c7df1532 1294 gsm_h
2f0c136e 1295 ibm_asm
2e1913b1 1296 inet_aton
3b1ab197 1297 io_h
ef5b70af 1298 inline_asm_labels
abfc8d05 1299 isatty
8772997d 1300 jack_port_get_latency_range
9f5ff83f 1301 ldbrx
0b4a1821
AS
1302 libdc1394_1
1303 libdc1394_2
d96cd429
MR
1304 local_aligned_16
1305 local_aligned_8
a5b64584 1306 localtime_r
85dd97ad 1307 loongson
f8aa696f
DB
1308 machine_ioctl_bt848_h
1309 machine_ioctl_meteor_h
65f1d45d 1310 machine_rw_barrier
c88f5d72 1311 malloc_h
73f6d31e 1312 MapViewOfFile
c88f5d72 1313 memalign
65f1d45d 1314 MemoryBarrier
6ffa87d3 1315 mkstemp
f80ddd5b 1316 mm_empty
0328b9ea 1317 mmap
e98b02de 1318 mprotect
4fa661a8 1319 msvcrt
d3d3a32c 1320 nanosleep
3e0b1c9a 1321 poll_h
1f91cdce 1322 posix_memalign
3a7050ff 1323 pragma_deprecated
07b28702 1324 rdtsc
ea4d5f48 1325 sched_getaffinity
c88f5d72 1326 sdl
7e6a11bc 1327 SetConsoleTextAttribute
b507ebd1 1328 setmode
3e0b1c9a 1329 setrlimit
d3d3a32c 1330 Sleep
15d59d2c 1331 sndio_h
72be9e73 1332 socklen_t
deb29777 1333 soundcard_h
87958234 1334 strerror_r
6379900c 1335 strptime
47941088 1336 strtok_r
c0018613 1337 struct_addrinfo
75d339e0
MS
1338 struct_group_source_req
1339 struct_ip_mreq_source
b4d68544 1340 struct_ipv6_mreq
cdee08e3 1341 struct_pollfd
3e0b1c9a 1342 struct_rusage_ru_maxrss
b4d68544 1343 struct_sockaddr_in6
3b2372bf 1344 struct_sockaddr_sa_len
33a4dbdd 1345 struct_sockaddr_storage
a6a4793d 1346 struct_v4l2_frmivalenum_discrete
b462d132 1347 symver_asm_label
3e0b1c9a 1348 symver_gnu_asm
e460aa32 1349 sync_val_compare_and_swap
bcc73960 1350 sysconf
b9e22269 1351 sysctl
b58412f1 1352 sys_mman_h
06bb5905 1353 sys_param_h
b091aa44 1354 sys_resource_h
81644c2e 1355 sys_select_h
deb29777 1356 sys_soundcard_h
e64bceea 1357 sys_time_h
60538758 1358 sys_un_h
1b6e8b73 1359 sys_videoio_h
b265431e 1360 threads
542920b7 1361 unistd_h
d3d3a32c 1362 usleep
ce742de2 1363 vfp_args
7c5bfe7a 1364 VirtualAlloc
d3d3a32c 1365 windows_h
6ff3f3e7 1366 winsock2_h
cc078b5d 1367 xform_asm
6f74fb03 1368 xmm_clobbers
0cb78cef 1369"
44161118 1370
511cf612 1371# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1372CONFIG_EXTRA="
87849592 1373 aandcttables
bfe9f48a 1374 ac3dsp
aa11cb79 1375 audio_frame_queue
b93b27ed 1376 dsputil
bfe9f48a 1377 gcrypt
478fd534 1378 golomb
9cad0e4e 1379 gplv3
478fd534
DB
1380 h264chroma
1381 h264dsp
1382 h264pred
915a2a0a 1383 h264qpel
68d8238c 1384 hpeldsp
478fd534 1385 huffman
9cad0e4e 1386 lgplv3
478fd534 1387 lpc
1e164c0b 1388 mpegaudio
bfe9f48a 1389 mpegaudiodsp
18bbca1f 1390 mpegvideo
ad08dfd5 1391 mpegvideoenc
bfe9f48a 1392 nettle
f704a079 1393 rangecoder
255d9c57 1394 riffdec
3dd5c95d 1395 riffenc
bfe9f48a 1396 rtpdec
5ad2f0bf 1397 rtpenc_chain
bfe9f48a 1398 sinewin
8c53d39e 1399 videodsp
ab9f9876 1400 vp3dsp
b6bb00b0
MR
1401"
1402
520cc7f1 1403CMDLINE_SELECT="
3f5b56e5 1404 $ARCH_EXT_LIST
520cc7f1 1405 $CONFIG_LIST
fd712a55 1406 $HAVE_LIST_CMDLINE
8eee7025 1407 $THREADS_LIST
c8a4ae00 1408 asm
db6107b6 1409 cross_compile
520cc7f1
MR
1410 debug
1411 extra_warnings
8c6afa4d 1412 logging
65d12900 1413 lto
d2bbb2f7 1414 optimizations
520cc7f1 1415"
426be5dc
DB
1416
1417PATHS_LIST='
d156bede 1418 bindir
14a8acf1 1419 datadir
f4ca970d 1420 docdir
26759c44
MR
1421 incdir
1422 libdir
26759c44
MR
1423 mandir
1424 prefix
1425 shlibdir
426be5dc
DB
1426'
1427
1428CMDLINE_SET="
1429 $PATHS_LIST
121d78d0 1430 ar
426be5dc 1431 arch
313c46a6 1432 as
426be5dc
DB
1433 build_suffix
1434 cc
1435 cpu
1436 cross_prefix
50567afa 1437 dep_cc
ac63af34 1438 extra_version
9da6609f
MR
1439 host_cc
1440 host_cflags
095792f2 1441 host_ld
9da6609f
MR
1442 host_ldflags
1443 host_libs
82bb3329 1444 host_os
684b28e0 1445 ld
426be5dc 1446 logfile
4ae40685 1447 malloc_prefix
89641463 1448 nm
9cd7b854 1449 optflags
3f8040db 1450 pkg_config
154caa67 1451 random_seed
2fad0977 1452 samples
c5200f17
MR
1453 sysinclude
1454 sysroot
a7ada2ba 1455 target_exec
26759c44 1456 target_os
a7ada2ba 1457 target_path
ba13606c 1458 target_samples
aeeb782c 1459 toolchain
426be5dc 1460"
520cc7f1 1461
89f2932b
MR
1462CMDLINE_APPEND="
1463 extra_cflags
4cc4b33f 1464 host_cppflags
89f2932b
MR
1465"
1466
912f3148
DB
1467# code dependency declarations
1468
9eeed841 1469# architecture extensions
808fa33c 1470
a2fc0f6a
MR
1471armv5te_deps="arm"
1472armv6_deps="arm"
ab5cb084 1473armv6t2_deps="arm"
808fa33c 1474neon_deps="arm"
b3267559
MR
1475vfp_deps="arm"
1476vfpv3_deps="vfp"
808fa33c 1477
637606de
MR
1478map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1479
808fa33c
MR
1480altivec_deps="ppc"
1481ppc4xx_deps="ppc"
1482
1483vis_deps="sparc"
1484
84146963
DB
1485cpunop_deps="i686"
1486x86_64_select="i686"
1487x86_64_suggest="fast_cmov"
50cd43f2 1488
808fa33c
MR
1489amd3dnow_deps="mmx"
1490amd3dnowext_deps="amd3dnow"
9eeed841 1491mmx_deps="x86"
239fdf1b 1492mmxext_deps="mmx"
50cd43f2
DB
1493sse_deps="mmxext"
1494sse2_deps="sse"
1495sse3_deps="sse2"
1496ssse3_deps="sse3"
1497sse4_deps="ssse3"
1498sse42_deps="sse4"
1499avx_deps="sse42"
79687079 1500fma4_deps="avx"
9eeed841 1501
43b73d59
DB
1502mmx_external_deps="yasm"
1503mmx_inline_deps="inline_asm"
1504mmx_suggest="mmx_external mmx_inline"
1505
1506for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1507 eval dep=\$${ext}_deps
1508 eval ${ext}_external_deps='"${dep}_external"'
1509 eval ${ext}_inline_deps='"${dep}_inline"'
1510 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1511done
1512
59782b82 1513aligned_stack_if_any="ppc x86"
e939cedd 1514fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1515fast_clz_if_any="alpha avr32 mips ppc x86"
1516fast_unaligned_if_any="ppc x86"
669b5583 1517
6fec122a 1518inline_asm_deps="!tms470"
3e0b1c9a 1519need_memalign="altivec neon sse"
89e053f8 1520
b462d132
MR
1521symver_if_any="symver_asm_label symver_gnu_asm"
1522
88a35699
MS
1523log2_deps="!msvcrt"
1524
26fbcc85 1525# subsystems
dc609252 1526dct_select="rdft"
b93b27ed
RB
1527error_resilience_select="dsputil"
1528lpc_select="dsputil"
26fbcc85
MR
1529mdct_select="fft"
1530rdft_select="fft"
1e164c0b 1531mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1532mpegaudiodsp_select="dct"
f4fed5a2 1533mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1534mpegvideoenc_select="mpegvideo"
26fbcc85 1535
ed40b6bf 1536# decoders / encoders
cfc2a0cf 1537aac_decoder_select="mdct sinewin"
aa11cb79 1538aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1539aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1540ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1541ac3_encoder_select="mdct ac3dsp dsputil"
1542ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1543aic_decoder_select="dsputil golomb"
f4d608e3 1544alac_encoder_select="lpc"
b93b27ed 1545als_decoder_select="dsputil"
b781cc12 1546amrnb_decoder_select="lsp"
2b2a597e 1547amrwb_decoder_select="lsp"
28bc406c 1548amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1549ape_decoder_select="dsputil"
1550asv1_decoder_select="dsputil"
1551asv1_encoder_select="dsputil"
1552asv2_decoder_select="dsputil"
1553asv2_encoder_select="dsputil"
4538729a 1554atrac1_decoder_select="mdct sinewin"
26fbcc85 1555atrac3_decoder_select="mdct"
0f0a11d5 1556bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1557binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1558binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1559cavs_decoder_select="dsputil golomb h264chroma videodsp"
1560cllc_decoder_select="dsputil"
9b500b8f 1561comfortnoise_encoder_select="lpc"
b93b27ed 1562cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1563cscd_decoder_select="lzo"
2eef7c62 1564cscd_decoder_suggest="zlib"
26fbcc85 1565dca_decoder_select="mdct"
b93b27ed
RB
1566dnxhd_decoder_select="dsputil"
1567dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1568dvvideo_decoder_select="dsputil"
1569dvvideo_encoder_select="dsputil"
61c31e4e 1570dxa_decoder_deps="zlib"
baf91bb9 1571eac3_decoder_select="ac3_decoder"
4264a0dd 1572eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1573eamad_decoder_select="aandcttables dsputil mpegvideo"
1574eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1575eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1576ffv1_decoder_select="dsputil golomb rangecoder"
1577ffv1_encoder_select="dsputil rangecoder"
1578ffvhuff_decoder_select="dsputil"
1579ffvhuff_encoder_select="dsputil huffman"
4f034993 1580flac_decoder_select="golomb"
b93b27ed 1581flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1582flashsv_decoder_deps="zlib"
1583flashsv_encoder_deps="zlib"
1584flashsv2_decoder_deps="zlib"
4414137e 1585flv_decoder_select="h263_decoder"
4d4b4bd1 1586flv_encoder_select="h263_encoder"
b93b27ed
RB
1587fourxm_decoder_select="dsputil"
1588fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1589g2m_decoder_deps="zlib"
1590g2m_decoder_select="dsputil"
c292f6a2 1591h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1592h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1593h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1594h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1595h263i_decoder_select="h263_decoder"
fe629c2d 1596h263p_encoder_select="h263_encoder"
0b499c9b
RB
1597h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1598h264_decoder_suggest="error_resilience"
b93b27ed
RB
1599huffyuv_decoder_select="dsputil"
1600huffyuv_encoder_select="dsputil huffman"
1601iac_decoder_select="dsputil fft mdct sinewin"
1602imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1603indeo3_decoder_select="hpeldsp"
8071264f 1604interplay_video_decoder_select="hpeldsp"
28bc406c 1605jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1606jpegls_encoder_select="golomb"
b93b27ed
RB
1607jv_decoder_select="dsputil"
1608lagarith_decoder_select="dsputil"
ad08dfd5 1609ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1610loco_decoder_select="golomb"
b93b27ed 1611mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1612metasound_decoder_select="lsp mdct sinewin"
c1047003 1613mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1614mjpeg_decoder_select="dsputil hpeldsp"
1615mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1616mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1617mlp_decoder_select="dsputil mlp_parser"
1618motionpixels_decoder_select="dsputil"
1e164c0b
DB
1619mp1_decoder_select="mpegaudio"
1620mp1float_decoder_select="mpegaudio"
1621mp2_decoder_select="mpegaudio"
1622mp2float_decoder_select="mpegaudio"
1623mp3_decoder_select="mpegaudio"
1624mp3adu_decoder_select="mpegaudio"
1625mp3adufloat_decoder_select="mpegaudio"
1626mp3float_decoder_select="mpegaudio"
1627mp3on4_decoder_select="mpegaudio"
1628mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1629mpc7_decoder_select="dsputil mpegaudiodsp"
1630mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1631mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1632mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1633mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1634mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1635mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1636mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1637mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1638mpeg4_encoder_select="h263_encoder"
4414137e 1639msmpeg4v1_decoder_select="h263_decoder"
4414137e 1640msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1641msmpeg4v2_encoder_select="h263_encoder"
4414137e 1642msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1643msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1644mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1645mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1646nellymoser_decoder_select="mdct sinewin"
aa11cb79 1647nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1648nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1649png_decoder_deps="zlib"
1650png_decoder_select="dsputil"
1651png_encoder_deps="zlib"
1652png_encoder_select="dsputil"
b93b27ed
RB
1653prores_decoder_select="dsputil"
1654prores_encoder_select="dsputil"
b781cc12 1655qcelp_decoder_select="lsp"
c4f5c2d6 1656qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1657ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1658ralf_decoder_select="golomb"
06b54e84 1659rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1660rv10_encoder_select="h263_encoder"
06b54e84 1661rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1662rv20_encoder_select="h263_encoder"
870add0d
DB
1663rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1664rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1665shorten_decoder_select="golomb"
b781cc12 1666sipr_decoder_select="lsp"
28bc406c 1667sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1668svq1_decoder_select="hpeldsp"
1277dc07 1669svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1670svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1671svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1672tak_decoder_select="dsputil"
4eef77c1 1673theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1674tiff_decoder_suggest="zlib"
1675tiff_encoder_suggest="zlib"
28bc406c 1676thp_decoder_select="dsputil hpeldsp"
aec09a00 1677truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1678truemotion2_decoder_select="dsputil"
1679truespeech_decoder_select="dsputil"
61c31e4e 1680tscc_decoder_deps="zlib"
4538729a 1681twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1682utvideo_decoder_select="dsputil"
1683utvideo_encoder_select="dsputil huffman"
1684vble_decoder_select="dsputil"
06b54e84 1685vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1686vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1687vorbis_decoder_select="mdct"
1688vorbis_encoder_select="mdct"
3bd062bf 1689vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1690vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1691vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1692vp6a_decoder_select="vp6_decoder"
1693vp6f_decoder_select="vp6_decoder"
8c53d39e 1694vp8_decoder_select="h264pred videodsp"
c4bfa098 1695webp_decoder_select="vp8_decoder"
4538729a
MR
1696wmapro_decoder_select="mdct sinewin"
1697wmav1_decoder_select="mdct sinewin"
1698wmav1_encoder_select="mdct sinewin"
1699wmav2_decoder_select="mdct sinewin"
1700wmav2_encoder_select="mdct sinewin"
1701wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1702wmv1_decoder_select="h263_decoder"
665507aa 1703wmv1_encoder_select="h263_encoder"
870add0d 1704wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1705wmv2_encoder_select="h263_encoder"
015f8ee0 1706wmv3_decoder_select="vc1_decoder"
45ecda85 1707wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1708zerocodec_decoder_deps="zlib"
1709zlib_decoder_deps="zlib"
1710zlib_encoder_deps="zlib"
1711zmbv_decoder_deps="zlib"
1712zmbv_encoder_deps="zlib"
30fd06be 1713
ed40b6bf 1714# hardware accelerators
215cdd35 1715dxva2_deps="dxva2api_h"
0afab17e 1716vaapi_deps="va_va_h"
ac3dbb4d 1717vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1718vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1719vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1720
82ca17ac
DB
1721h263_vaapi_hwaccel_deps="vaapi"
1722h263_vaapi_hwaccel_select="h263_decoder"
1723h263_vdpau_hwaccel_deps="vdpau"
1724h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1725h264_dxva2_hwaccel_deps="dxva2"
1726h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1727h264_vaapi_hwaccel_deps="vaapi"
1728h264_vaapi_hwaccel_select="h264_decoder"
1729h264_vda_hwaccel_deps="vda"
1730h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1731h264_vdpau_hwaccel_deps="vdpau"
1732h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1733mpeg1_vdpau_hwaccel_deps="vdpau"
1734mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1735mpeg2_dxva2_hwaccel_deps="dxva2"
1736mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1737mpeg2_vaapi_hwaccel_deps="vaapi"
1738mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1739mpeg2_vdpau_hwaccel_deps="vdpau"
1740mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1741mpeg4_vaapi_hwaccel_deps="vaapi"
1742mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1743mpeg4_vdpau_hwaccel_deps="vdpau"
1744mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1745vc1_dxva2_hwaccel_deps="dxva2"
1746vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1747vc1_vaapi_hwaccel_deps="vaapi"
1748vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1749vc1_vdpau_hwaccel_deps="vdpau"
1750vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1751wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1752wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1753wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1754
28b80940 1755# parsers
0b499c9b 1756h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1757mpeg4video_parser_select="error_resilience mpegvideo"
1758mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1759vc1_parser_select="mpegvideo"
28b80940 1760
912f3148 1761# external libraries
c9171a83 1762libfaac_encoder_deps="libfaac"
aa11cb79 1763libfaac_encoder_select="audio_frame_queue"
4f2b469d 1764libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1765libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1766libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1767libgsm_decoder_deps="libgsm"
1768libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1769libgsm_ms_decoder_deps="libgsm"
1770libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1771libilbc_decoder_deps="libilbc"
1772libilbc_encoder_deps="libilbc"
1cc60c47 1773libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1774libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1775libopencore_amrnb_decoder_deps="libopencore_amrnb"
1776libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1777libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1778libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1779libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1780libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1781libopus_decoder_deps="libopus"
6cb8c854 1782libopus_encoder_deps="libopus"
aa11cb79 1783libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1784libschroedinger_decoder_deps="libschroedinger"
1785libschroedinger_encoder_deps="libschroedinger"
ae14f311 1786libspeex_decoder_deps="libspeex"
b606a017 1787libspeex_encoder_deps="libspeex"
aa11cb79 1788libspeex_encoder_select="audio_frame_queue"
150d2772 1789libtheora_encoder_deps="libtheora"
d89e738a 1790libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1791libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1792libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1793libvorbis_encoder_deps="libvorbis"
aa11cb79 1794libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1795libvpx_vp8_decoder_deps="libvpx"
1796libvpx_vp8_encoder_deps="libvpx"
1797libvpx_vp9_decoder_deps="libvpx"
1798libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1799libwavpack_encoder_deps="libwavpack"
1cc60c47 1800libx264_encoder_deps="libx264"
de295976 1801libxavs_encoder_deps="libxavs"
1cc60c47 1802libxvid_encoder_deps="libxvid"
30fd06be 1803
912f3148 1804# demuxers / muxers
c2dd0e9e 1805ac3_demuxer_select="ac3_parser"
255d9c57 1806asf_demuxer_select="riffdec"
3dd5c95d 1807asf_muxer_select="riffenc"
647c2356 1808asf_stream_muxer_select="asf_muxer"
255d9c57 1809avi_demuxer_select="riffdec"
3dd5c95d 1810avi_muxer_select="riffenc"
4e622dea 1811avisynth_demuxer_deps="avisynth"
255d9c57
DB
1812avisynth_demuxer_select="riffdec"
1813caf_demuxer_select="riffdec"
c2dd0e9e 1814dirac_demuxer_select="dirac_parser"
255d9c57 1815dxa_demuxer_select="riffdec"
5b423887 1816eac3_demuxer_select="ac3_parser"
c2dd0e9e 1817flac_demuxer_select="flac_parser"
c9031c7c 1818hls_muxer_select="mpegts_muxer"
647c2356 1819ipod_muxer_select="mov_muxer"
31f16dc1 1820ismv_muxer_select="mov_muxer"
647c2356 1821matroska_audio_muxer_select="matroska_muxer"
255d9c57 1822matroska_demuxer_select="riffdec"
2a91ada8 1823matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1824matroska_muxer_select="riffenc"
1825mmf_muxer_select="riffenc"
255d9c57 1826mov_demuxer_select="riffdec"
4e622dea 1827mov_demuxer_suggest="zlib"
3dd5c95d 1828mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1829mp3_demuxer_select="mpegaudio_parser"
647c2356 1830mp4_muxer_select="mov_muxer"
75644335 1831mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1832mpegtsraw_demuxer_select="mpegts_demuxer"
1833mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1834nut_muxer_select="riffenc"
255d9c57 1835nuv_demuxer_select="riffdec"
24ca518b 1836ogg_demuxer_select="golomb"
647c2356 1837psp_muxer_select="mov_muxer"
44594cc7 1838rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1839rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1840rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1841rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1842sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1843sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1844sdp_demuxer_select="rtpdec"
e772f9fa 1845smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1846spdif_muxer_select="aac_parser"
57231e4d 1847tak_demuxer_select="tak_parser"
647c2356
DB
1848tg2_muxer_select="mov_muxer"
1849tgp_muxer_select="mov_muxer"
a7d45e06 1850w64_demuxer_select="wav_demuxer"
255d9c57 1851wav_demuxer_select="riffdec"
3dd5c95d
DB
1852wav_muxer_select="riffenc"
1853webm_muxer_select="riffenc"
255d9c57
DB
1854wtv_demuxer_select="riffdec"
1855xmv_demuxer_select="riffdec"
1856xwma_demuxer_select="riffdec"
4e622dea
SS
1857
1858# indevs / outdevs
38e54a75 1859alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1860alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1861bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1862dv1394_indev_deps="dv1394"
1863dv1394_indev_select="dv_demuxer"
c6f95144 1864fbdev_indev_deps="linux_fb_h"
a3fc62e8 1865jack_indev_deps="jack_jack_h pthreads"
e417d80d 1866libcdio_indev_deps="libcdio"
38e54a75 1867libdc1394_indev_deps="libdc1394"
38e54a75
SS
1868oss_indev_deps_any="soundcard_h sys_soundcard_h"
1869oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1870pulse_indev_deps="libpulse"
15d59d2c
B
1871sndio_indev_deps="sndio_h"
1872sndio_outdev_deps="sndio_h"
38e54a75 1873v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1874vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1875vfwcap_indev_extralibs="-lavicap32"
24f8961f 1876x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1877
912f3148 1878# protocols
acd554c1
SP
1879ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1880ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1881ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1882ffrtmphttp_protocol_deps="!librtmp_protocol"
1883ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1884gopher_protocol_select="network"
c40e1757 1885httpproxy_protocol_select="tcp_protocol"
279a0c97 1886http_protocol_select="tcp_protocol"
183baead 1887https_protocol_select="tls_protocol"
c3b57d6e
DB
1888librtmp_protocol_deps="librtmp"
1889librtmpe_protocol_deps="librtmp"
1890librtmps_protocol_deps="librtmp"
1891librtmpt_protocol_deps="librtmp"
1892librtmpte_protocol_deps="librtmp"
c60a2d70 1893mmsh_protocol_select="http_protocol"
998c1ee1 1894mmst_protocol_select="network"
c3b57d6e 1895rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1896rtmp_protocol_select="tcp_protocol"
acd554c1 1897rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1898rtmps_protocol_deps="!librtmp_protocol"
1899rtmps_protocol_select="tls_protocol"
775c4d36 1900rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1901rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1902rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1903rtp_protocol_select="udp_protocol"
998c1ee1
DB
1904sctp_protocol_deps="struct_sctp_event_subscribe"
1905sctp_protocol_select="network"
0eecafc9 1906srtp_protocol_select="rtp_protocol"
998c1ee1 1907tcp_protocol_select="network"
558d192d
MS
1908tls_protocol_deps_any="openssl gnutls"
1909tls_protocol_select="tcp_protocol"
998c1ee1 1910udp_protocol_select="network"
60538758
LB
1911unix_protocol_deps="sys_un_h"
1912unix_protocol_select="network"
c08fb000 1913
6ebf0bfc 1914# filters
13fabd7a 1915blackframe_filter_deps="gpl"
ce6b6ef6 1916boxblur_filter_deps="gpl"
68b79bfc 1917cropdetect_filter_deps="gpl"
b157be1f 1918delogo_filter_deps="gpl"
a5b64584 1919drawtext_filter_deps="libfreetype"
2e5ff4d0 1920frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1921frei0r_filter_extralibs='$ldl'
a42bb9d6 1922frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1923frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1924hqdn3d_filter_deps="gpl"
3fce1367 1925interlace_filter_deps="gpl"
d371e7b9 1926resample_filter_deps="avresample"
cf69ad35 1927ocv_filter_deps="libopencv"
2f296e39 1928scale_filter_deps="swscale"
acbac567 1929yadif_filter_deps="gpl"
6ebf0bfc 1930
5a0f7131 1931# libraries
d89f2fa9
DB
1932avcodec_deps="avutil"
1933avdevice_deps="avutil avcodec avformat"
1934avfilter_deps="avutil"
1935avformat_deps="avutil avcodec"
1936avresample_deps="avutil"
1937swscale_deps="avutil"
f7679c54 1938
912f3148 1939# programs
54fd593a 1940avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1941avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1942 fps_filter null_filter resample_filter scale_filter
bce70f81 1943 setpts_filter trim_filter"
d173ede1 1944avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1945avplay_select="rdft"
9e12f0bf 1946avprobe_deps="avcodec avformat"
406e6c0b
DB
1947avserver_deps="avformat fork !shared"
1948avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1949avserver_extralibs='$ldl'
a2830dca 1950
c73f65d9 1951doc_deps="texi2html"
912f3148 1952
de6d9b64 1953# default parameters
8a608357 1954
19bd477d 1955logfile="config.log"
8a608357
MR
1956
1957# installation paths
c9d19248
MR
1958prefix_default="/usr/local"
1959bindir_default='${prefix}/bin'
6291d7e4 1960datadir_default='${prefix}/share/avconv'
f4ca970d 1961docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1962incdir_default='${prefix}/include'
1963libdir_default='${prefix}/lib'
1964mandir_default='${prefix}/share/man'
1965shlibdir_default="$libdir_default"
8a608357
MR
1966
1967# toolchain
121d78d0 1968ar_default="ar"
13c7df3d 1969cc_default="gcc"
9da6609f 1970host_cc_default="gcc"
4ebc6a74 1971cp_f="cp -f"
b58b00ae 1972ln_s="ln -s -f"
2a8a860a 1973nm_default="nm -g"
11e6d03a 1974objformat="elf"
3f8040db 1975pkg_config_default=pkg-config
be7109c1 1976ranlib="ranlib"
11e6d03a 1977yasmexe="yasm"
8a608357 1978
3e0b1c9a 1979nogas=":"
8182dc34 1980
8a608357 1981# machine
8d4c00ed 1982arch_default=$(uname -m)
38d0a8aa 1983cpu="generic"
8a608357 1984
8a608357 1985# OS
8d4c00ed
MR
1986target_os_default=$(tolower $(uname -s))
1987host_os=$target_os_default
8a608357 1988
8a608357 1989# configurable options
d89f2fa9 1990enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1991
3e0b1c9a
DB
1992enable asm
1993enable debug
1994enable doc
8400d6b8 1995enable optimizations
8cfbbd92 1996enable safe_bitstream_reader
530dc538 1997enable static
a9ddb5b1 1998enable swscale_alpha
8a608357 1999
2e2ec667
DB
2000# By default, enable only those hwaccels that have no external dependencies.
2001enable dxva2 vdpau
2002
8a608357 2003# build settings
9987769a 2004SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2005LIBPREF="lib"
2006LIBSUF=".a"
c5f14466
RP
2007FULLNAME='$(NAME)$(BUILDSUF)'
2008LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2009SLIBPREF="lib"
2010SLIBSUF=".so"
c5f14466 2011SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2012SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2013SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2014LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2015SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2016SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2017
68485d1f
MR
2018asflags_filter=echo
2019cflags_filter=echo
64933b6c
MR
2020ldflags_filter=echo
2021
23565c26 2022AS_C='-c'
bc877faf 2023AS_O='-o $@'
23565c26 2024CC_C='-c'
18031c49 2025CC_E='-E -o $@'
7e6c86e6 2026CC_O='-o $@'
a758c5e2 2027LD_O='-o $@'
8db73c61
MR
2028LD_LIB='-l%'
2029LD_PATH='-L'
23565c26 2030HOSTCC_C='-c'
a758c5e2 2031HOSTCC_O='-o $@'
095792f2 2032HOSTLD_O='-o $@'
7e6c86e6 2033
4cc4b33f
DB
2034host_cflags='-O3 -g'
2035host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2036host_libs='-lm'
6c3fa06a
MR
2037host_cflags_filter=echo
2038host_ldflags_filter=echo
9da6609f 2039
9b861379 2040target_path='$(CURDIR)'
a7ada2ba 2041
a158446b
MR
2042# since the object filename is not given with the -MM flag, the compiler
2043# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2044DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2045DEPFLAGS='-MM'
315c741d 2046
c597172e 2047# find source path
24524f36 2048if test -f configure; then
f038cf3c 2049 source_path=.
c597172e 2050else
8477f2de 2051 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2052 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2053 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2054 test -e "$source_path/config.h" &&
2055 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2056fi
2057
13cbe2c0 2058for v in "$@"; do
b04251c5
MR
2059 r=${v#*=}
2060 l=${v%"$r"}
2061 r=$(sh_quote "$r")
29ba0911 2062 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2063done
c597172e 2064
73ef8980
MR
2065find_things(){
2066 thing=$1
2067 pattern=$2
2068 file=$source_path/$3
932ccf39 2069 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2070}
2071
2072ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2073DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2074HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2075PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2076BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2077MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2078DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2079OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2080INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2081PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2082FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2083
54e75be4
DB
2084ALL_COMPONENTS="
2085 $BSF_LIST
2086 $DECODER_LIST
2087 $DEMUXER_LIST
2088 $ENCODER_LIST
2089 $FILTER_LIST
2090 $HWACCEL_LIST
2091 $INDEV_LIST
2092 $MUXER_LIST
2093 $OUTDEV_LIST
2094 $PARSER_LIST
2095 $PROTOCOL_LIST
2096"
2097
8469ae22
MR
2098for n in $COMPONENT_LIST; do
2099 v=$(toupper ${n%s})_LIST
2100 eval enable \$$v
2101 eval ${n}_if_any="\$$v"
2102done
2103
206a070d 2104enable $ARCH_EXT_LIST
c597172e
MR
2105
2106die_unknown(){
2107 echo "Unknown option \"$1\"."
2108 echo "See $0 --help for available options."
2109 exit 1
2110}
2111
7432e872
DB
2112print_3_columns() {
2113 cat | tr ' ' '\n' | sort | pr -r -3 -t
2114}
2115
794f8e97 2116show_list() {
bf0c4afa
RP
2117 suffix=_$1
2118 shift
7432e872 2119 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2120 exit 0
2121}
2122
154caa67
MR
2123rand_list(){
2124 IFS=', '
2125 set -- $*
2126 unset IFS
2127 for thing; do
2128 comp=${thing%:*}
2129 prob=${thing#$comp}
2130 prob=${prob#:}
2131 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2132 echo "prob ${prob:-0.5}"
2133 printf '%s\n' $comp
2134 done
2135}
2136
2137do_random(){
2138 action=$1
2139 shift
2140 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2141 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2142}
2143
c597172e 2144for opt do
7483e694
DB
2145 optval="${opt#*=}"
2146 case "$opt" in
ea061af1
DB
2147 --extra-ldflags=*)
2148 add_ldflags $optval
7e9e7cc2 2149 ;;
ea061af1
DB
2150 --extra-libs=*)
2151 add_extralibs $optval
7e9e7cc2 2152 ;;
ea061af1
DB
2153 --disable-devices)
2154 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2155 ;;
ea061af1
DB
2156 --enable-debug=*)
2157 debuglevel="$optval"
7e9e7cc2
MR
2158 ;;
2159 --disable-programs)
2160 disable $PROGRAM_LIST
2161 ;;
2162 --disable-everything)
2163 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2164 ;;
844c6852
DB
2165 --disable-all)
2166 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2167 disable $LIBRARY_LIST $PROGRAM_LIST doc
2168 ;;
7e9e7cc2
MR
2169 --enable-random|--disable-random)
2170 action=${opt%%-random}
2171 do_random ${action#--} $COMPONENT_LIST
2172 ;;
2173 --enable-random=*|--disable-random=*)
2174 action=${opt%%-random=*}
2175 do_random ${action#--} $optval
2176 ;;
2177 --enable-*=*|--disable-*=*)
2178 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2179 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2180 eval list=\$$(toupper $thing)_LIST
2181 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2182 $action $(filter "$name" $list)
2183 ;;
2184 --enable-?*|--disable-?*)
2185 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2186 if is_in $option $COMPONENT_LIST; then
2187 test $action = disable && action=unset
2188 eval $action \$$(toupper ${option%s})_LIST
2189 elif is_in $option $CMDLINE_SELECT; then
2190 $action $option
2191 else
2192 die_unknown $opt
2193 fi
2194 ;;
2195 --list-*)
2196 NAME="${opt#--list-}"
2197 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2198 NAME=${NAME%s}
2199 eval show_list $NAME \$$(toupper $NAME)_LIST
2200 ;;
2201 --help|-h) show_help
2202 ;;
2203 *)
2204 optname="${opt%%=*}"
2205 optname="${optname#--}"
2206 optname=$(echo "$optname" | sed 's/-/_/g')
2207 if is_in $optname $CMDLINE_SET; then
2208 eval $optname='$optval'
2209 elif is_in $optname $CMDLINE_APPEND; then
2210 append $optname "$optval"
2211 else
2212 die_unknown $opt
2213 fi
2214 ;;
7483e694 2215 esac
c597172e
MR
2216done
2217
bcea99bb
MR
2218disabled logging && logfile=/dev/null
2219
29ba0911 2220echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2221set >> $logfile
2222
9da6609f
MR
2223test -n "$cross_prefix" && enable cross_compile
2224
8d4c00ed
MR
2225if enabled cross_compile; then
2226 test -n "$arch" && test -n "$target_os" ||
2227 die "Must specify target arch and OS when cross-compiling"
2228fi
2229
121d78d0 2230ar_default="${cross_prefix}${ar_default}"
11e6d03a 2231cc_default="${cross_prefix}${cc_default}"
20e0ed95 2232nm_default="${cross_prefix}${nm_default}"
3f8040db 2233pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2234ranlib="${cross_prefix}${ranlib}"
adb2b908 2235
c5200f17
MR
2236sysinclude_default="${sysroot}/usr/include"
2237
aeeb782c 2238case "$toolchain" in
0fbb62a8
LB
2239 clang-asan)
2240 cc_default="clang"
19f251a2
LB
2241 add_cflags -fsanitize=address
2242 add_ldflags -fsanitize=address
0fbb62a8
LB
2243 ;;
2244 clang-tsan)
2245 cc_default="clang"
19f251a2
LB
2246 add_cflags -fsanitize=thread -pie
2247 add_ldflags -fsanitize=thread -pie
0fbb62a8 2248 ;;
0ba49d28
LB
2249 gcc-asan)
2250 cc_default="gcc"
2251 add_cflags -fsanitize=address
2252 add_ldflags -fsanitize=address
2253 ;;
2254 gcc-tsan)
2255 cc_default="gcc"
2256 add_cflags -fsanitize=thread -pie -fPIC
2257 add_ldflags -fsanitize=thread -pie -fPIC
2258 ;;
edfe609f
LB
2259 valgrind-massif)
2260 target_exec_default="valgrind"
2261 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2262 ;;
b1ee8eec
RT
2263 valgrind-memcheck)
2264 target_exec_default="valgrind"
2265 target_exec_args="--track-origins=yes --leak-check=full"
2266 ;;
aeeb782c
MR
2267 msvc)
2268 cc_default="c99wrap cl"
2269 ld_default="c99wrap link"
2270 nm_default="dumpbin -symbols"
ac3a9b51 2271 ar_default="lib"
53e8cd68 2272 target_os_default="win32"
aeeb782c 2273 ;;
322e4194
AS
2274 icl)
2275 cc_default="c99wrap -noconv icl"
2276 ld_default="c99wrap xilink"
2277 nm_default="dumpbin -symbols"
2278 ar_default="xilib"
2279 target_os_default="win32"
2280 ;;
a862c7d3
RT
2281 gcov)
2282 add_cflags -fprofile-arcs -ftest-coverage
2283 add_ldflags -fprofile-arcs -ftest-coverage
2284 ;;
aeeb782c
MR
2285 ?*)
2286 die "Unknown toolchain $toolchain"
2287 ;;
2288esac
2289
b1ee8eec 2290set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2291enabled cross_compile || host_cc_default=$cc
2292set_default host_cc
13c7df3d 2293
762f95e4
MR
2294if ! $pkg_config --version >/dev/null 2>&1; then
2295 warn "$pkg_config not found, library detection may fail."
2296 pkg_config=false
2297fi
2298
82bb3329
MR
2299exesuf() {
2300 case $1 in
53e8cd68 2301 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2302 esac
2303}
2304
2305EXESUF=$(exesuf $target_os)
2306HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2307
e4e69e0b 2308# set temporary file name
a49d42c2 2309: ${TMPDIR:=$TEMPDIR}
c51fafa1 2310: ${TMPDIR:=$TMP}
a49d42c2 2311: ${TMPDIR:=/tmp}
e4e69e0b 2312
a210bce2 2313if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2314 # simple replacement for missing mktemp
2315 # NOT SAFE FOR GENERAL USE
2316 mktemp(){
09a5c245 2317 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2318 }
2319fi
2320
2321tmpfile(){
2322 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2323 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2324 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2325 append TMPFILES $tmp
2326 eval $1=$tmp
2327}
2328
2329trap 'rm -f -- $TMPFILES' EXIT
54460a83 2330
55127e7b 2331tmpfile TMPASM .asm
3e0b1c9a
DB
2332tmpfile TMPC .c
2333tmpfile TMPE $EXESUF
2334tmpfile TMPH .h
2335tmpfile TMPO .o
2336tmpfile TMPS .S
2337tmpfile TMPSH .sh
2338tmpfile TMPV .ver
54460a83
MR
2339
2340unset -f mktemp
e4e69e0b 2341
fb3c4ffc
MR
2342chmod +x $TMPE
2343
993f2d0f
MR
2344# make sure we can execute files in $TMPDIR
2345cat > $TMPSH 2>> $logfile <<EOF
2346#! /bin/sh
2347EOF
2348chmod +x $TMPSH >> $logfile 2>&1
2349if ! $TMPSH >> $logfile 2>&1; then
2350 cat <<EOF
2351Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2352variable to another directory and make sure that it is not mounted noexec.
2353EOF
2354 die "Sanity test failed."
2355fi
993f2d0f 2356
457cc333
MR
2357ccc_flags(){
2358 for flag; do
2359 case $flag in
2360 -std=c99) echo -c99 ;;
2361 -mcpu=*) echo -arch ${flag#*=} ;;
2362 -mieee) echo -ieee ;;
2363 -O*|-fast) echo $flag ;;
2364 -fno-math-errno) echo -assume nomath_errno ;;
2365 -g) echo -g3 ;;
2366 -Wall) echo -msg_enable level2 ;;
2367 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2368 -Wl,*) echo $flag ;;
2369 -f*|-W*) ;;
2370 *) echo $flag ;;
2371 esac
2372 done
2373}
2374
14fb9d3d 2375msvc_common_flags(){
dfa559bc
RB
2376 for flag; do
2377 case $flag in
14fb9d3d
AS
2378 # In addition to specifying certain flags under the compiler
2379 # specific filters, they must be specified here as well or else the
2380 # generic catch all at the bottom will print the original flag.
2381 -Wall) ;;
2382 -std=c99) ;;
2383 # Common flags
9f4a16c5 2384 -fomit-frame-pointer) ;;
dfa559bc 2385 -g) echo -Z7 ;;
dfa559bc
RB
2386 -fno-math-errno) ;;
2387 -fno-common) ;;
2388 -fno-signed-zeros) ;;
50640977 2389 -fPIC) ;;
9f30fb5a
MS
2390 -mthumb) ;;
2391 -march=*) ;;
dfa559bc 2392 -lz) echo zlib.lib ;;
bd680c7b
DB
2393 -lavifil32) echo vfw32.lib ;;
2394 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2395 -l*) echo ${flag#-l}.lib ;;
2396 *) echo $flag ;;
2397 esac
2398 done
2399}
2400
14fb9d3d
AS
2401msvc_flags(){
2402 msvc_common_flags "$@"
2403 for flag; do
2404 case $flag in
ace87c19 2405 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2406 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2407 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2408 -wd4996 -wd4273 ;;
2409 esac
2410 done
2411}
2412
2413icl_flags(){
2414 msvc_common_flags "$@"
2415 for flag; do
2416 case $flag in
2417 # Despite what Intel's documentation says -Wall, which is supported
2418 # on Windows, does enable remarks so disable them here.
2419 -Wall) echo $flag -Qdiag-disable:remark ;;
2420 -std=c99) echo -Qstd=c99 ;;
2421 esac
2422 done
2423}
2424
d0c6d424
MR
2425pgi_flags(){
2426 for flag; do
2427 case $flag in
643933f5 2428 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2429 -fomit-frame-pointer) echo -Mnoframe ;;
2430 -g) echo -gopt ;;
2431 *) echo $flag ;;
2432 esac
2433 done
2434}
2435
2436suncc_flags(){
2437 for flag; do
2438 case $flag in
2439 -march=*|-mcpu=*)
2440 case "${flag#*=}" in
2441 native) echo -xtarget=native ;;
2442 v9|niagara) echo -xarch=sparc ;;
2443 ultrasparc) echo -xarch=sparcvis ;;
2444 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2445 i586|pentium) echo -xchip=pentium ;;
2446 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2447 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2448 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2449 pentium4*) echo -xtarget=pentium4 ;;
2450 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2451 *-sse3) echo -xarch=sse3 ;;
2452 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2453 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2454 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2455 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2456 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2457 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2458 echo -xarch=sse2a ;;
2459 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2460 esac
2461 ;;
2462 -std=c99) echo -xc99 ;;
2463 -fomit-frame-pointer) echo -xregs=frameptr ;;
2464 -fPIC) echo -KPIC -xcode=pic32 ;;
2465 -W*,*) echo $flag ;;
5e753ed5
SM
2466 -f*-*|-W*|-mimpure-text) ;;
2467 -shared) echo -G ;;
d0c6d424
MR
2468 *) echo $flag ;;
2469 esac
2470 done
2471}
2472
2473tms470_flags(){
2474 for flag; do
2475 case $flag in
2476 -march=*|-mcpu=*)
2477 case "${flag#*=}" in
2478 armv7-a|cortex-a*) echo -mv=7a8 ;;
2479 armv7-r|cortex-r*) echo -mv=7r4 ;;
2480 armv7-m|cortex-m*) echo -mv=7m3 ;;
2481 armv6*|arm11*) echo -mv=6 ;;
2482 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2483 echo -mv=5e ;;
2484 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2485 esac
2486 ;;
2487 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2488 -mfpu=vfp) echo --float_support=vfpv2 ;;
2489 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2490 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2491 -msoft-float) echo --float_support=vfplib ;;
2492 -O[0-3]|-mf=*) echo $flag ;;
2493 -g) echo -g -mn ;;
2494 -pds=*) echo $flag ;;
ad93dccb
MR
2495 -D*|-I*) echo $flag ;;
2496 --gcc|--abi=*) echo $flag ;;
2497 -me) echo $flag ;;
d0c6d424
MR
2498 esac
2499 done
2500}
2501
a758c5e2
MR
2502probe_cc(){
2503 pfx=$1
2504 _cc=$2
2505
8db73c61
MR
2506 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2507 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2508 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2509 _flags_filter=echo
2510
2511 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2512 _type=llvm_gcc
2513 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2514 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2515 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2516 _cflags_speed='-O3'
2517 _cflags_size='-Os'
2518 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2519 _type=gcc
2520 gcc_version=$($_cc --version | head -n1)
2521 gcc_basever=$($_cc -dumpversion)
2522 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2523 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2524 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2525 if ! $_cc -dumpversion | grep -q '^2\.'; then
2526 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2527 fi
2528 _cflags_speed='-O3'
2529 _cflags_size='-Os'
b2d688ea 2530 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2531 _type=icc
2532 _ident=$($_cc --version | head -n1)
2533 _depflags='-MMD'
2534 _cflags_speed='-O3'
2535 _cflags_size='-Os'
2536 _cflags_noopt='-O1'
2537 elif $_cc -v 2>&1 | grep -q xlc; then
2538 _type=xlc
2539 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2540 _cflags_speed='-O5'
2541 _cflags_size='-O5 -qcompact'
2542 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2543 _type=ccc
2544 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2545 _DEPFLAGS='-M'
a758c5e2
MR
2546 _cflags_speed='-fast'
2547 _cflags_size='-O1'
457cc333 2548 _flags_filter=ccc_flags
a758c5e2
MR
2549 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2550 test -d "$sysroot" || die "No valid sysroot specified."
2551 _type=armcc
2552 _ident=$($_cc --vsn | head -n1)
2553 armcc_conf="$PWD/armcc.conf"
2554 $_cc --arm_linux_configure \
2555 --arm_linux_config_file="$armcc_conf" \
2556 --configure_sysroot="$sysroot" \
2557 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2558 die "Error creating armcc configuration file."
2559 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2560 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2561 as_default="${cross_prefix}gcc"
2562 _depflags='-MMD'
2563 _cflags_speed='-O3'
2564 _cflags_size='-Os'
0122118e 2565 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2566 _type=tms470
2567 _ident=$($_cc -version | head -n1 | tr -s ' ')
2568 _flags='--gcc --abi=eabi -me'
18031c49 2569 _cc_e='-ppl -fe=$@'
a758c5e2 2570 _cc_o='-fe=$@'
a758c5e2
MR
2571 _depflags='-ppa -ppd=$(@:.o=.d)'
2572 _cflags_speed='-O3 -mf=5'
2573 _cflags_size='-O3 -mf=2'
2574 _flags_filter=tms470_flags
2575 elif $_cc -v 2>&1 | grep -q clang; then
2576 _type=clang
2577 _ident=$($_cc --version | head -n1)
2578 _depflags='-MMD'
2579 _cflags_speed='-O3'
2580 _cflags_size='-Os'
2581 elif $_cc -V 2>&1 | grep -q Sun; then
2582 _type=suncc
2583 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2584 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2585 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2586 _ldflags='-std=c99'
2587 _cflags_speed='-O5'
2588 _cflags_size='-O5 -xspace'
2589 _flags_filter=suncc_flags
2590 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2591 _type=pathscale
2592 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2593 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2594 _cflags_speed='-O2'
2595 _cflags_size='-Os'
2596 _flags_filter='filter_out -Wdisabled-optimization'
2597 elif $_cc -v 2>&1 | grep -q Open64; then
2598 _type=open64
2599 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2600 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2601 _cflags_speed='-O2'
2602 _cflags_size='-Os'
2603 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2604 elif $_cc -V 2>&1 | grep -q Portland; then
2605 _type=pgi
2606 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2607 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2608 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2609 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2610 _cflags_noopt="-O1"
2611 _flags_filter=pgi_flags
dfa559bc
RB
2612 elif $_cc 2>&1 | grep -q Microsoft; then
2613 _type=msvc
2614 _ident=$($cc 2>&1 | head -n1)
2615 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2616 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2617 _cflags_speed="-O2"
2618 _cflags_size="-O1"
ace87c19
DB
2619 # Nonstandard output options, to avoid msys path conversion issues.
2620 # Relies on wrapper to remap it.
dfa559bc
RB
2621 if $_cc 2>&1 | grep -q Linker; then
2622 _ld_o='-out $@'
2623 else
2624 _ld_o='-Fe$@'
2625 fi
2626 _cc_o='-Fo $@'
a224b2cb 2627 _cc_e='-P -Fi $@'
dfa559bc
RB
2628 _flags_filter=msvc_flags
2629 _ld_lib='lib%.a'
2630 _ld_path='-libpath:'
2631 _flags='-nologo'
2632 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2633 if [ $pfx = hostcc ]; then
6a0200f2 2634 append _cflags -Dsnprintf=_snprintf
dfa559bc 2635 fi
322e4194
AS
2636 elif $_cc 2>&1 | grep -q Intel; then
2637 _type=icl
2638 _ident=$($cc 2>&1 | head -n1)
2639 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2640 # Not only is O3 broken on 13.x+ but it is slower on all previous
2641 # versions (tested) as well.
322e4194
AS
2642 _cflags_speed="-O2"
2643 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2644 # Nonstandard output options, to avoid msys path conversion issues.
2645 # Relies on wrapper to remap it.
322e4194
AS
2646 if $_cc 2>&1 | grep -q Linker; then
2647 _ld_o='-out $@'
2648 else
2649 _ld_o='-Fe$@'
2650 fi
2651 _cc_o='-Fo $@'
2652 _cc_e='-P'
14fb9d3d 2653 _flags_filter=icl_flags
322e4194
AS
2654 _ld_lib='lib%.a'
2655 _ld_path='-libpath:'
ace87c19 2656 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2657 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2658 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2659 # with MSVC which enables it by default.
e0d6e2fc 2660 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2661 if [ $pfx = hostcc ]; then
2662 append _cflags -Dsnprintf=_snprintf
2663 fi
aef6bd1b 2664 fi
a758c5e2
MR
2665
2666 eval ${pfx}_type=\$_type
2667 eval ${pfx}_ident=\$_ident
2668}
2669
2670set_ccvars(){
23565c26 2671 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2672 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2673 eval ${1}_O=\${_cc_o-\${${1}_O}}
2674
2675 if [ -n "$_depflags" ]; then
2676 eval ${1}_DEPFLAGS=\$_depflags
2677 else
2678 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2679 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2680 eval DEP${1}FLAGS=\$_flags
2681 fi
2682}
2683
2684probe_cc cc "$cc"
2685cflags_filter=$_flags_filter
2686cflags_speed=$_cflags_speed
2687cflags_size=$_cflags_size
2688cflags_noopt=$_cflags_noopt
2689add_cflags $_flags $_cflags
2690cc_ldflags=$_ldflags
2691set_ccvars CC
2692
2693probe_cc hostcc "$host_cc"
2694host_cflags_filter=$_flags_filter
a758c5e2 2695add_host_cflags $_flags $_cflags
a758c5e2 2696set_ccvars HOSTCC
629687f6 2697
851ffa80
MR
2698test -n "$cc_type" && enable $cc_type ||
2699 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2700
75bafbac 2701: ${as_default:=$cc}
50567afa 2702: ${dep_cc_default:=$cc}
684b28e0 2703: ${ld_default:=$cc}
095792f2
MR
2704: ${host_ld_default:=$host_cc}
2705set_default ar as dep_cc ld host_ld
75800dce 2706
a758c5e2
MR
2707probe_cc as "$as"
2708asflags_filter=$_flags_filter
2709add_asflags $_flags $_cflags
2710set_ccvars AS
2711
2712probe_cc ld "$ld"
2713ldflags_filter=$_flags_filter
2714add_ldflags $_flags $_ldflags
2715test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2716LD_O=${_ld_o-$LD_O}
8db73c61
MR
2717LD_LIB=${_ld_lib-$LD_LIB}
2718LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2719
095792f2
MR
2720probe_cc hostld "$host_ld"
2721host_ldflags_filter=$_flags_filter
2722add_host_ldflags $_flags $_ldflags
2723HOSTLD_O=${_ld_o-$HOSTLD_O}
2724
a758c5e2
MR
2725if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2726 probe_cc depcc "$dep_cc"
2727 CCDEP=${_DEPCMD:-$DEPCMD}
2728 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2729 DEPCCFLAGS=$_flags
2730fi
07dec06e 2731
3dbc777c
MR
2732if $ar 2>&1 | grep -q Microsoft; then
2733 arflags="-nologo"
2734 ar_o='-out:$@'
2735elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2736 arflags="rq"
2737 ar_o='$@'
4822ee3c
DB
2738elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2739 arflags='-Xany -r -c'
2740 ar_o='$@'
3dbc777c
MR
2741else
2742 arflags="rc"
2743 ar_o='$@'
2744fi
2745
7f32f40c 2746add_cflags $extra_cflags
2f2e6c7c 2747add_asflags $extra_cflags
7f32f40c 2748
154d432c
MR
2749if test -n "$sysroot"; then
2750 case "$cc_type" in
00ba041c 2751 gcc|llvm_gcc|clang)
467256f2 2752 add_cppflags --sysroot="$sysroot"
154d432c
MR
2753 add_ldflags --sysroot="$sysroot"
2754 ;;
6fec122a
MR
2755 tms470)
2756 add_cppflags -I"$sysinclude"
2757 add_ldflags --sysroot="$sysroot"
2758 ;;
154d432c
MR
2759 esac
2760fi
2761
d22c13a8 2762if test "$cpu" = host; then
ace87c19
DB
2763 enabled cross_compile &&
2764 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2765
2766 case "$cc_type" in
613a4e3f 2767 gcc|llvm_gcc)
d22c13a8
MR
2768 check_native(){
2769 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2770 sed -n "/cc1.*$1=/{
27ce1be8
MR
2771 s/.*$1=\\([^ ]*\\).*/\\1/
2772 p
2773 q
2774 }" $TMPE
d22c13a8
MR
2775 }
2776 cpu=$(check_native -march || check_native -mcpu)
2777 ;;
2778 esac
2779
ace87c19
DB
2780 test "${cpu:-host}" = host &&
2781 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2782fi
2783
e939cedd
MR
2784# Deal with common $arch aliases
2785case "$arch" in
5873b623
MR
2786 aarch64|arm64)
2787 arch="aarch64"
2788 ;;
e939cedd
MR
2789 arm*)
2790 arch="arm"
2791 ;;
2acda282 2792 mips*|IP*)
e939cedd
MR
2793 arch="mips"
2794 ;;
a6e9d649 2795 parisc*|hppa*)
e939cedd
MR
2796 arch="parisc"
2797 ;;
56203596 2798 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2799 arch="ppc"
2800 ;;
e939cedd
MR
2801 s390|s390x)
2802 arch="s390"
2803 ;;
2804 sh4|sh)
2805 arch="sh4"
2806 ;;
4cd217c0 2807 sun4u|sparc*)
e939cedd 2808 arch="sparc"
e939cedd 2809 ;;
c75848cd
DB
2810 tilegx|tile-gx)
2811 arch="tilegx"
2812 ;;
d33ed7b3 2813 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2814 arch="x86"
2815 ;;
2816esac
2817
851ffa80 2818is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2819enable $arch
e939cedd 2820
df5cdc24 2821# Add processor-specific flags
9ebd45c2 2822if enabled aarch64; then
33db40f8
MR
2823
2824 case $cpu in
2825 armv*)
2826 cpuflags="-march=$cpu"
2827 ;;
2828 *)
2829 cpuflags="-mcpu=$cpu"
2830 ;;
2831 esac
2832
2833elif enabled alpha; then
2834
2835 cpuflags="-mcpu=$cpu"
2836
2837elif enabled arm; then
2838
1234c66a
MR
2839 check_arm_arch() {
2840 check_cpp_condition stddef.h \
2841 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2842 $cpuflags
2843 }
2844
2845 probe_arm_arch() {
2846 if check_arm_arch 4; then echo armv4;
2847 elif check_arm_arch 4T; then echo armv4t;
2848 elif check_arm_arch 5; then echo armv5;
2849 elif check_arm_arch 5E; then echo armv5e;
2850 elif check_arm_arch 5T; then echo armv5t;
2851 elif check_arm_arch 5TE; then echo armv5te;
2852 elif check_arm_arch 5TEJ; then echo armv5te;
2853 elif check_arm_arch 6; then echo armv6;
2854 elif check_arm_arch 6J; then echo armv6j;
2855 elif check_arm_arch 6K; then echo armv6k;
2856 elif check_arm_arch 6Z; then echo armv6z;
2857 elif check_arm_arch 6ZK; then echo armv6zk;
2858 elif check_arm_arch 6T2; then echo armv6t2;
2859 elif check_arm_arch 7; then echo armv7;
2860 elif check_arm_arch 7A 7_A; then echo armv7-a;
2861 elif check_arm_arch 7R 7_R; then echo armv7-r;
2862 elif check_arm_arch 7M 7_M; then echo armv7-m;
2863 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2864 elif check_arm_arch 8A 8_A; then echo armv8-a;
2865 fi
2866 }
2867
2868 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2869
33db40f8
MR
2870 case $cpu in
2871 armv*)
2872 cpuflags="-march=$cpu"
2873 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2874 ;;
2875 *)
2876 cpuflags="-mcpu=$cpu"
2877 case $cpu in
2878 cortex-a*) subarch=armv7a ;;
2879 cortex-r*) subarch=armv7r ;;
2880 cortex-m*) enable thumb; subarch=armv7m ;;
2881 arm11*) subarch=armv6 ;;
2882 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2883 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2884 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2885 esac
2886 ;;
2887 esac
2888
f0fe245b
MR
2889 case "$subarch" in
2890 armv5t*) enable fast_clz ;;
2891 armv[6-8]*) enable fast_clz fast_unaligned ;;
2892 esac
2893
33db40f8
MR
2894elif enabled avr32; then
2895
2896 case $cpu in
2897 ap7[02]0[0-2])
2898 subarch="avr32_ap"
2899 cpuflags="-mpart=$cpu"
2900 ;;
2901 ap)
2902 subarch="avr32_ap"
2903 cpuflags="-march=$cpu"
2904 ;;
2905 uc3[ab]*)
2906 subarch="avr32_uc"
2907 cpuflags="-mcpu=$cpu"
2908 ;;
2909 uc)
2910 subarch="avr32_uc"
2911 cpuflags="-march=$cpu"
2912 ;;
2913 esac
2914
2915elif enabled bfin; then
2916
2917 cpuflags="-mcpu=$cpu"
2918
2919elif enabled mips; then
2920
2921 cpuflags="-march=$cpu"
2922
5d54c126 2923elif enabled ppc; then
343aef9b 2924
56348891
MR
2925 case $(tolower $cpu) in
2926 601|ppc601|powerpc601)
9dbd5c3d 2927 cpuflags="-mcpu=601"
64ad53ff 2928 disable altivec
9dbd5c3d 2929 ;;
56348891 2930 603*|ppc603*|powerpc603*)
9dbd5c3d 2931 cpuflags="-mcpu=603"
64ad53ff 2932 disable altivec
9dbd5c3d 2933 ;;
56348891 2934 604*|ppc604*|powerpc604*)
9dbd5c3d 2935 cpuflags="-mcpu=604"
64ad53ff 2936 disable altivec
9dbd5c3d 2937 ;;
56348891 2938 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2939 cpuflags="-mcpu=750"
64ad53ff 2940 disable altivec
9dbd5c3d 2941 ;;
56348891 2942 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2943 cpuflags="-mcpu=7450"
9dbd5c3d 2944 ;;
56348891 2945 74*|ppc74*|powerpc74*)
7f1fcaf0 2946 cpuflags="-mcpu=7400"
9dbd5c3d 2947 ;;
313f9fbf 2948 g5|970|ppc970|powerpc970)
7f1fcaf0 2949 cpuflags="-mcpu=970"
9dbd5c3d 2950 ;;
313f9fbf 2951 power[3-7]*)
7f1fcaf0 2952 cpuflags="-mcpu=$cpu"
313f9fbf 2953 ;;
56348891 2954 cell)
9dbd5c3d
MR
2955 cpuflags="-mcpu=cell"
2956 enable ldbrx
2957 ;;
4ab26cb4
DB
2958 e500mc)
2959 cpuflags="-mcpu=e500mc"
2960 disable altivec
2961 ;;
7b0b81a1
AL
2962 e500v2)
2963 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2964 disable altivec
2965 ;;
2966 e500)
2967 cpuflags="-mcpu=8540 -mhard-float"
2968 disable altivec
2969 ;;
9dbd5c3d 2970 esac
343aef9b 2971
33db40f8
MR
2972elif enabled sparc; then
2973
2974 case $cpu in
2975 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2976 cpuflags="-mcpu=$cpu"
2977 disable vis
2978 ;;
2979 ultrasparc*|niagara[234])
2980 cpuflags="-mcpu=$cpu"
2981 ;;
2982 esac
2983
343aef9b
MR
2984elif enabled x86; then
2985
9dbd5c3d
MR
2986 case $cpu in
2987 i[345]86|pentium)
2988 cpuflags="-march=$cpu"
2989 disable mmx
2990 ;;
f54b5505 2991 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
2992 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2993 cpuflags="-march=$cpu"
f54b5505 2994 disable i686
9dbd5c3d 2995 ;;
f54b5505 2996 # targets that do support nopl and conditional mov (cmov)
f2ce813e 2997 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 2998 cpuflags="-march=$cpu"
f54b5505 2999 enable i686
9dbd5c3d
MR
3000 enable fast_cmov
3001 ;;
3002 # targets that do support conditional mov but on which it's slow
3003 pentium4|pentium4m|prescott|nocona)
3004 cpuflags="-march=$cpu"
f54b5505 3005 enable i686
9dbd5c3d
MR
3006 disable fast_cmov
3007 ;;
3008 esac
343aef9b 3009
343aef9b
MR
3010fi
3011
9ebd45c2
MR
3012if [ "$cpu" != generic ]; then
3013 add_cflags $cpuflags
3014 add_asflags $cpuflags
3015fi
df5cdc24 3016
993f2d0f
MR
3017# compiler sanity check
3018check_exec <<EOF
3019int main(void){ return 0; }
3020EOF
3021if test "$?" != 0; then
3022 echo "$cc is unable to create an executable file."
3023 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3024 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3025 echo "Only do this if you know what cross compiling means."
3026 fi
3027 die "C compiler test failed."
3028fi
3029
046f081b 3030add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3031check_cflags -std=c99
50a334e4 3032check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3033#include <stdlib.h>
3034EOF
50a334e4 3035check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3036#include <stdlib.h>
3037EOF
e9b9a2f8 3038
f0125de9 3039check_host_cflags -std=c99
0a6db2a2 3040check_host_cflags -Wall
f0125de9 3041
d4c99513
MR
3042check_64bit(){
3043 arch32=$1
3044 arch64=$2
3045 expr=$3
3046 check_code cc "" "int test[2*($expr) - 1]" &&
3047 subarch=$arch64 || subarch=$arch32
3048}
3049
b24dbcbd 3050case "$arch" in
d11cb13b 3051 aarch64|alpha|ia64)
2acda282
MR
3052 spic=$shared
3053 ;;
3054 mips)
3055 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3056 spic=$shared
b24dbcbd 3057 ;;
a6e9d649
MR
3058 parisc)
3059 check_64bit parisc parisc64 'sizeof(void *) > 4'
3060 spic=$shared
3061 ;;
56203596
MR
3062 ppc)
3063 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3064 spic=$shared
56203596 3065 ;;
4cd217c0
MR
3066 sparc)
3067 check_64bit sparc sparc64 'sizeof(void *) > 4'
3068 spic=$shared
3069 ;;
e939cedd 3070 x86)
d4c99513 3071 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3072 if test "$subarch" = "x86_64"; then
e939cedd 3073 spic=$shared
de27f4d9 3074 fi
b24dbcbd 3075 ;;
b24dbcbd
RP
3076esac
3077
343aef9b 3078enable $subarch
b1803c79 3079enabled spic && enable_weak pic
b24dbcbd 3080
7483e694 3081# OS specific
4f854758 3082case $target_os in
d3635f3a 3083 aix)
80ade798 3084 SHFLAGS=-shared
d3635f3a 3085 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3086 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3087 ;;
a1629e28 3088 haiku)
63ae7e7c 3089 prefix_default="/boot/common"
108caaaa 3090 network_extralibs="-lnetwork"
f59c4bd6 3091 host_libs=
a1629e28 3092 ;;
7483e694 3093 sunos)
9987769a 3094 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3095 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3096 network_extralibs="-lsocket -lnsl"
779222db 3097 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3098 # When using suncc to build, the Solaris linker will mark
3099 # an executable with each instruction set encountered by
3100 # the Solaris assembler. As our libraries contain their own
3101 # guards for processor-specific code, instead suppress
3102 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3103 enabled_all suncc x86 &&
3104 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3105 add_ldflags -Wl,-M,mapfile
2a8a860a 3106 nm_default='nm -P -g'
7483e694
DB
3107 ;;
3108 netbsd)
a1e4b3f6 3109 disable symver
07a8eef6
MR
3110 oss_indev_extralibs="-lossaudio"
3111 oss_outdev_extralibs="-lossaudio"
7483e694 3112 ;;
d488c3bc 3113 openbsd|bitrig)
a1e4b3f6 3114 disable symver
7483e694 3115 SHFLAGS='-shared'
69dca3a4 3116 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3117 SLIB_INSTALL_LINKS=
07a8eef6
MR
3118 oss_indev_extralibs="-lossaudio"
3119 oss_outdev_extralibs="-lossaudio"
7483e694 3120 ;;
a1e4b3f6 3121 dragonfly)
a1e4b3f6
MR
3122 disable symver
3123 ;;
3124 freebsd)
7483e694
DB
3125 ;;
3126 bsd/os)
355d81df 3127 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3128 ;;
3129 darwin)
301ab19d 3130 gas="gas-preprocessor.pl $cc"
e08b8239 3131 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3132 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3133 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3134 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3135 SLIBSUF=".dylib"
3136 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3137 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3138 objformat="macho"
1b0f6fb8 3139 enabled x86_64 && objformat="macho64"
8dfa86f7 3140 enabled_any pic shared ||
2704bd1a 3141 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3142 ;;
3143 mingw32*)
9d3f4f50 3144 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3145 disable network
3146 else
3147 target_os=mingw32
3148 fi
dcc01c06 3149 LIBTARGET=i386
1fc9fb8a 3150 if enabled x86_64; then
417516f6 3151 LIBTARGET="i386:x86-64"
336cc1b0 3152 elif enabled arm; then
15c5156d 3153 LIBTARGET=arm-wince
dcc01c06 3154 fi
225a5f91
AS
3155 check_ldflags -Wl,--nxcompat
3156 check_ldflags -Wl,--dynamicbase
fbd971a4 3157 shlibdir_default="$bindir_default"
7483e694
DB
3158 SLIBPREF=""
3159 SLIBSUF=".dll"
7483e694
DB
3160 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3161 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3162 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3163 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3164 SLIB_INSTALL_LINKS=
3165 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3166 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3167 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3168 objformat="win32"
ec10a9ab 3169 dlltool="${cross_prefix}dlltool"
a3222470 3170 ranlib=:
bc574408 3171 enable dos_paths
7483e694 3172 ;;
53e8cd68 3173 win32|win64)
d66c52c2
MS
3174 if enabled shared; then
3175 # Link to the import library instead of the normal static library
3176 # for shared libs.
3177 LD_LIB='%.lib'
e2cd766c 3178 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3179 disable static
3180 fi
3181 shlibdir_default="$bindir_default"
3182 SLIBPREF=""
3183 SLIBSUF=".dll"
3184 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3185 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3186 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3187 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3188 SLIB_INSTALL_LINKS=
3189 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3190 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3191 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3192 objformat="win32"
3193 ranlib=:
3194 enable dos_paths
3195 ;;
7483e694 3196 cygwin*)
4f854758 3197 target_os=cygwin
fbd971a4 3198 shlibdir_default="$bindir_default"
7483e694
DB
3199 SLIBPREF="cyg"
3200 SLIBSUF=".dll"
3201 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3202 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3203 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3204 SLIB_INSTALL_LINKS=
3205 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3206 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3207 objformat="win32"
bc574408 3208 enable dos_paths
7483e694 3209 ;;
4f365f37 3210 *-dos|freedos|opendos)
4f365f37 3211 network_extralibs="-lsocket"
ff1c015d 3212 objformat="coff"
bc574408 3213 enable dos_paths
a7a187a1 3214 add_cppflags -U__STRICT_ANSI__
4f365f37 3215 ;;
7483e694 3216 linux)
7483e694
DB
3217 enable dv1394
3218 ;;
3219 irix*)
4f854758 3220 target_os=irix
7483e694
DB
3221 ranlib="echo ignoring ranlib"
3222 ;;
d22e8442 3223 os/2*)
d22e8442 3224 ln_s="cp -f"
9297f1ed 3225 objformat="aout"
e14574eb 3226 add_cppflags -D_GNU_SOURCE
355d81df 3227 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3228 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3229 LIBSUF="_s.a"
d22e8442
DY
3230 SLIBPREF=""
3231 SLIBSUF=".dll"
3232 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3233 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3234 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3235 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3236 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3237 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3238 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3239 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3240 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3241 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3242 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3243 enable dos_paths
d22e8442 3244 ;;
83993c1c 3245 gnu/kfreebsd)
3bd1eacd 3246 add_cppflags -D_BSD_SOURCE
83993c1c 3247 ;;
34e82167 3248 gnu)
34e82167 3249 ;;
d33ed7b3
MR
3250 qnx)
3251 add_cppflags -D_QNX_SOURCE
3252 network_extralibs="-lsocket"
3253 ;;
1c69c79f
MS
3254 symbian)
3255 SLIBSUF=".dll"
3256 enable dos_paths
e3bc07f4
MS
3257 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3258 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3259 add_ldflags -Wl,--target1-abs,--no-undefined \
3260 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3261 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3262 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3263 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3264 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3265 ;;
fdd66609
MR
3266 osf1)
3267 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3268 ;;
741a8b72
MR
3269 minix)
3270 ;;
4ebc6a74
MR
3271 plan9)
3272 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3273 -D_REENTRANT_SOURCE \
3274 -D_RESEARCH_SOURCE \
3275 -DFD_SETSIZE=96 \
3276 -DHAVE_SOCK_OPTS
3277 add_compat strtod.o strtod=avpriv_strtod
3278 network_extralibs='-lbsd'
3279 exeobjs=compat/plan9/main.o
3280 disable avserver
4ebc6a74
MR
3281 cp_f='cp'
3282 ;;
614d8911
MR
3283 none)
3284 ;;
7483e694 3285 *)
4f924f9a 3286 die "Unknown OS '$target_os'."
7483e694
DB
3287 ;;
3288esac
3289
b797f3c4
MR
3290# determine libc flavour
3291
197252f1 3292# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3293if check_cpp_condition features.h "defined __UCLIBC__"; then
3294 libc_type=uclibc
3bd1eacd 3295 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3296elif check_cpp_condition features.h "defined __GLIBC__"; then
3297 libc_type=glibc
3bd1eacd 3298 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3299# MinGW headers can be installed on Cygwin, so check for newlib first.
3300elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3301 libc_type=newlib
3302 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3303elif check_header _mingw.h; then
3304 libc_type=mingw
3305 check_cpp_condition _mingw.h \
3306 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3307 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3308 die "ERROR: MinGW runtime version mus