mpeg4video: K&R formatting cosmetics
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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
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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
4d6ee072 272 --disable-avx2 disable AVX2 optimizations
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273 --disable-armv5te disable armv5te optimizations
274 --disable-armv6 disable armv6 optimizations
275 --disable-armv6t2 disable armv6t2 optimizations
b3267559 276 --disable-vfp disable VFP optimizations
5ea20630 277 --disable-neon disable NEON optimizations
06454877 278 --disable-vis disable VIS optimizations
afb5ed55 279 --disable-inline-asm disable use of inline assembler
06454877 280 --disable-yasm disable use of yasm assembler
06454877 281
070c5d0f 282Developer options (useful when working on Libav itself):
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283 --disable-debug disable debugging symbols
284 --enable-debug=LEVEL set the debug level [$debuglevel]
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285 --disable-optimizations disable compiler optimizations
286 --enable-extra-warnings enable more compiler warnings
52b3cc60 287 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 288 \$LIBAV_SAMPLES at make invocation time.
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289 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
290 should be used only for debugging purposes)
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291 --enable-random randomly enable/disable components
292 --disable-random
293 --enable-random=LIST randomly enable/disable specific components or
294 --disable-random=LIST component groups. LIST is a comma-separated list
295 of NAME[:PROB] entries where NAME is a component
296 (group) and PROB the probability associated with
297 NAME (default 0.5).
298 --random-seed=VALUE seed value for --enable/disable-random
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299
300NOTE: Object files are built at the place where configure is launched.
301EOF
60e8bc13 302 exit 0
74c53c2d 303}
cf9d24ad 304
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305quotes='""'
306
57bd82d4 307log(){
2270b4b2 308 echo "$@" >> $logfile
57bd82d4
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309}
310
720c69da 311log_file(){
c8e9f801 312 log BEGIN $1
2270b4b2 313 pr -n -t $1 >> $logfile
c8e9f801
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314 log END $1
315}
316
2ba042a7 317echolog(){
c8e9f801 318 log "$@"
57bd82d4 319 echo "$@"
2ba042a7
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320}
321
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322warn(){
323 log "WARNING: $*"
324 WARNINGS="${WARNINGS}WARNING: $*\n"
325}
326
2ba042a7
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327die(){
328 echolog "$@"
329 cat <<EOF
d326cf7f 330
2ba042a7 331If you think configure made a mistake, make sure you are using the latest
4a6a21f5 332version from Git. If the latest version fails, report the problem to the
5045f6bd 333libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 334EOF
e155a21a 335 if disabled logging; then
2ba042a7 336 cat <<EOF
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337Rerun configure with logging enabled (do not use --disable-logging), and
338include the log this produces with your report.
2ba042a7
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339EOF
340 else
f69f51b3 341 cat <<EOF
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342Include the log file "$logfile" produced by configure as this will help
343solving the problem.
2ba042a7
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344EOF
345 fi
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346 exit 1
347}
348
6c6007d6 349# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 350toupper(){
6c6007d6 351 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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356}
357
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358c_escape(){
359 echo "$*" | sed 's/["\\]/\\\0/g'
360}
361
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362sh_quote(){
363 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 364 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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365 echo "$v"
366}
367
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368cleanws(){
369 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
370}
371
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MR
372filter(){
373 pat=$1
374 shift
375 for v; do
98ef6079 376 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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377 done
378}
379
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380filter_out(){
381 pat=$1
382 shift
383 for v; do
384 eval "case $v in $pat) ;; *) echo $v ;; esac"
385 done
386}
387
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388map(){
389 m=$1
390 shift
e0e335a0 391 for v; do eval $m; done
36e2dea0
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392}
393
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394add_suffix(){
395 suffix=$1
396 shift
397 for v; do echo ${v}${suffix}; done
398}
399
a8d04fba
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400set_all(){
401 value=$1
402 shift
403 for var in $*; do
404 eval $var=$value
405 done
406}
407
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408set_weak(){
409 value=$1
410 shift
411 for var; do
412 eval : \${$var:=$value}
413 done
414}
415
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416sanitize_var_name(){
417 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
418}
419
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420set_safe(){
421 var=$1
422 shift
f868b24d 423 eval $(sanitize_var_name "$var")='$*'
3f8040db
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424}
425
426get_safe(){
f868b24d 427 eval echo \$$(sanitize_var_name "$1")
3f8040db
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428}
429
799c9e9b 430pushvar(){
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MS
431 for pvar in $*; do
432 eval level=\${${pvar}_level:=0}
433 eval ${pvar}_${level}="\$$pvar"
434 eval ${pvar}_level=$(($level+1))
799c9e9b
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435 done
436}
437
438popvar(){
4d810ad2
MS
439 for pvar in $*; do
440 eval level=\${${pvar}_level:-0}
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441 test $level = 0 && continue
442 eval level=$(($level-1))
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MS
443 eval $pvar="\${${pvar}_${level}}"
444 eval ${pvar}_level=$level
445 eval unset ${pvar}_${level}
799c9e9b
MR
446 done
447}
448
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449enable(){
450 set_all yes $*
451}
452
453disable(){
454 set_all no $*
455}
456
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457enable_weak(){
458 set_weak yes $*
459}
460
461disable_weak(){
462 set_weak no $*
463}
464
72702705 465enable_safe(){
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466 for var; do
467 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
468 done
72702705
MR
469}
470
471disable_safe(){
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472 for var; do
473 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
474 done
72702705
MR
475}
476
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MR
477do_enable_deep(){
478 for var; do
479 enabled $var && continue
480 eval sel="\$${var}_select"
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481 eval sgs="\$${var}_suggest"
482 pushvar var sgs
f9d328da 483 enable_deep $sel
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484 popvar sgs
485 enable_deep_weak $sgs
f9d328da
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486 popvar var
487 done
488}
489
490enable_deep(){
491 do_enable_deep $*
492 enable $*
493}
494
72a43668 495enable_deep_weak(){
ffb068ce
MS
496 for var; do
497 disabled $var && continue
498 pushvar var
499 do_enable_deep $var
500 popvar var
501 enable_weak $var
502 done
72a43668
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503}
504
57bd82d4 505enabled(){
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MR
506 test "${1#!}" = "$1" && op== || op=!=
507 eval test "x\$${1#!}" $op "xyes"
44161118
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508}
509
37970ebf 510disabled(){
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MR
511 test "${1#!}" = "$1" && op== || op=!=
512 eval test "x\$${1#!}" $op "xno"
37970ebf
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513}
514
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515enabled_all(){
516 for opt; do
517 enabled $opt || return 1
518 done
519}
520
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521disabled_all(){
522 for opt; do
523 disabled $opt || return 1
524 done
525}
526
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527enabled_any(){
528 for opt; do
529 enabled $opt && return 0
530 done
531}
532
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533disabled_any(){
534 for opt; do
535 disabled $opt && return 0
536 done
f7b230a7 537 return 1
85bca2c5
DB
538}
539
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540set_default(){
541 for opt; do
88268e94 542 eval : \${$opt:=\$${opt}_default}
c9d19248
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543 done
544}
545
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AJ
546is_in(){
547 value=$1
548 shift
549 for var in $*; do
550 [ $var = $value ] && return 0
551 done
552 return 1
553}
554
d4f8cecc 555do_check_deps(){
30fd06be 556 for cfg; do
3250003c 557 cfg="${cfg#!}"
799c9e9b
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558 enabled ${cfg}_checking && die "Circular dependency for $cfg."
559 disabled ${cfg}_checking && continue
560 enable ${cfg}_checking
d4f8cecc 561 append allopts $cfg
799c9e9b 562
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563 eval dep_all="\$${cfg}_deps"
564 eval dep_any="\$${cfg}_deps_any"
7ef3425f 565 eval dep_sel="\$${cfg}_select"
c510c7b5 566 eval dep_sgs="\$${cfg}_suggest"
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567 eval dep_ifa="\$${cfg}_if"
568 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 569
3d7453e0 570 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 571 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 572 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 573
3d7453e0
MR
574 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
575 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
576 enabled_all $dep_all || disable $cfg
577 enabled_any $dep_any || disable $cfg
7ef3425f 578 disabled_any $dep_sel && disable $cfg
799c9e9b 579
4ec45764 580 if enabled $cfg; then
f9d328da 581 enable_deep $dep_sel
c510c7b5 582 enable_deep_weak $dep_sgs
4ec45764
RP
583 fi
584
799c9e9b 585 disable ${cfg}_checking
30fd06be
MR
586 done
587}
588
d4f8cecc
MR
589check_deps(){
590 unset allopts
591
592 do_check_deps "$@"
593
594 for cfg in $allopts; do
595 enabled $cfg || continue
596 eval dep_extralibs="\$${cfg}_extralibs"
597 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
598 done
599}
600
44161118
MR
601print_config(){
602 pfx=$1
72cfcf41
MR
603 files=$2
604 shift 2
f454e879
MR
605 map 'eval echo "$v \${$v:-no}"' "$@" |
606 awk "BEGIN { split(\"$files\", files) }
607 {
608 c = \"$pfx\" toupper(\$1);
609 v = \$2;
610 sub(/yes/, 1, v);
611 sub(/no/, 0, v);
612 for (f in files) {
613 file = files[f];
614 if (file ~ /\\.h\$/) {
615 printf(\"#define %s %d\\n\", c, v) >>file;
616 } else if (file ~ /\\.asm\$/) {
617 printf(\"%%define %s %d\\n\", c, v) >>file;
618 } else if (file ~ /\\.mak\$/) {
d16c4aeb 619 n = -v ? \"\" : \"!\";
f454e879
MR
620 printf(\"%s%s=yes\\n\", n, c) >>file;
621 }
622 }
623 }"
57bd82d4
MR
624}
625
31c0121d 626print_enabled(){
31c0121d
MR
627 suf=$1
628 shift
629 for v; do
9eda2a85 630 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
631 done
632}
633
57bd82d4
MR
634append(){
635 var=$1
636 shift
57bd82d4
MR
637 eval "$var=\"\$$var $*\""
638}
639
60361817
MR
640prepend(){
641 var=$1
642 shift
643 eval "$var=\"$* \$$var\""
644}
645
50a334e4 646add_cppflags(){
cd52ec95 647 append CPPFLAGS "$@"
50a334e4
MR
648}
649
57bd82d4 650add_cflags(){
01d31e16 651 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
652}
653
2f2e6c7c 654add_asflags(){
01d31e16 655 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
656}
657
57bd82d4 658add_ldflags(){
64933b6c 659 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
660}
661
662add_extralibs(){
64933b6c 663 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
664}
665
4cc4b33f
DB
666add_host_cppflags(){
667 append host_cppflags "$@"
668}
669
6c3fa06a
MR
670add_host_cflags(){
671 append host_cflags $($host_cflags_filter "$@")
672}
673
674add_host_ldflags(){
675 append host_ldflags $($host_ldflags_filter "$@")
676}
677
84e65c76
MR
678add_compat(){
679 append compat_objs $1
680 shift
681 map 'add_cppflags -D$v' "$@"
682}
683
b0cfb663 684check_cmd(){
b3cb5d51 685 log "$@"
2270b4b2 686 "$@" >> $logfile 2>&1
b0cfb663
MR
687}
688
b2704a65
MR
689cc_o(){
690 eval printf '%s\\n' $CC_O
691}
692
18031c49
MR
693cc_e(){
694 eval printf '%s\\n' $CC_E
695}
696
dcd479c0 697check_cc(){
57bd82d4 698 log check_cc "$@"
2270b4b2 699 cat > $TMPC
720c69da 700 log_file $TMPC
23565c26 701 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
702}
703
704check_cpp(){
705 log check_cpp "$@"
2270b4b2 706 cat > $TMPC
720c69da 707 log_file $TMPC
18031c49 708 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
709}
710
df0d6341
MR
711as_o(){
712 eval printf '%s\\n' $AS_O
713}
714
f65883c8
MR
715check_as(){
716 log check_as "$@"
7fd90119
MR
717 cat > $TMPS
718 log_file $TMPS
719 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
720}
721
575db883
DB
722check_inline_asm(){
723 log check_inline_asm "$@"
940f335a 724 name="$1"
3784e82e 725 code="$2"
940f335a 726 shift 2
49214f61 727 disable $name
7fd90119 728 check_cc "$@" <<EOF && enable $name
3784e82e 729void foo(void){ __asm__ volatile($code); }
940f335a
MR
730EOF
731}
732
c6ebc9fa
MR
733check_insn(){
734 log check_insn "$@"
735 check_inline_asm ${1}_inline "\"$2\""
736 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
737}
738
304d586d
LM
739check_yasm(){
740 log check_yasm "$@"
741 echo "$1" > $TMPS
742 log_file $TMPS
743 shift 1
744 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
745}
746
29b64b68
MR
747ld_o(){
748 eval printf '%s\\n' $LD_O
749}
750
dcd479c0 751check_ld(){
57bd82d4 752 log check_ld "$@"
66a1ccd7
MR
753 flags=$(filter_out '-l*' "$@")
754 libs=$(filter '-l*' "$@")
01d31e16 755 check_cc $($cflags_filter $flags) || return
64933b6c
MR
756 flags=$($ldflags_filter $flags)
757 libs=$($ldflags_filter $libs)
29b64b68 758 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
759}
760
5adc829e
MR
761check_code(){
762 log check_code "$@"
763 check=$1
764 headers=$2
765 code=$3
766 shift 3
767 {
768 for hdr in $headers; do
769 echo "#include <$hdr>"
770 done
771 echo "int main(void) { $code; return 0; }"
772 } | check_$check "$@"
773}
774
50a334e4
MR
775check_cppflags(){
776 log check_cppflags "$@"
caf458dd 777 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
778int x;
779EOF
780}
781
23157d72
DB
782test_cflags(){
783 log test_cflags "$@"
01d31e16 784 set -- $($cflags_filter "$@")
23157d72 785 check_cc "$@" <<EOF
dcd479c0
MR
786int x;
787EOF
788}
789
23157d72
DB
790check_cflags(){
791 log check_cflags "$@"
792 test_cflags "$@" && add_cflags "$@"
793}
794
2ed46eea
MR
795test_ldflags(){
796 log test_ldflags "$@"
797 check_ld "$@" <<EOF
c23a0ac8 798int main(void){ return 0; }
dcd479c0
MR
799EOF
800}
801
2ed46eea
MR
802check_ldflags(){
803 log check_ldflags "$@"
804 test_ldflags "$@" && add_ldflags "$@"
805}
806
dcd479c0 807check_header(){
57bd82d4 808 log check_header "$@"
dcd479c0
MR
809 header=$1
810 shift
b77df637
MR
811 disable_safe $header
812 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
813#include <$header>
814int x;
815EOF
816}
817
818check_func(){
57bd82d4 819 log check_func "$@"
dcd479c0
MR
820 func=$1
821 shift
d8bc5f06
MR
822 disable $func
823 check_ld "$@" <<EOF && enable $func
dcd479c0 824extern int $func();
c23a0ac8 825int main(void){ $func(); }
dcd479c0
MR
826EOF
827}
828
645d2652 829check_mathfunc(){
6b73c0ae 830 log check_mathfunc "$@"
645d2652 831 func=$1
1aa07aa2
MR
832 narg=$2
833 shift 2
834 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
835 disable $func
836 check_ld "$@" <<EOF && enable $func
837#include <math.h>
1aa07aa2 838float foo(float f, float g) { return $func($args); }
33bd38db 839int main(void){ return 0; }
645d2652
MR
840EOF
841}
842
2446d3d6
DB
843check_func_headers(){
844 log check_func_headers "$@"
f8d7b072 845 headers=$1
edaf1ae2 846 funcs=$2
f8d7b072 847 shift 2
edaf1ae2
MR
848 {
849 for hdr in $headers; do
850 echo "#include <$hdr>"
851 done
852 for func in $funcs; do
853 echo "long check_$func(void) { return (long) $func; }"
854 done
855 echo "int main(void) { return 0; }"
856 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
857}
858
a5344cf7
SS
859check_cpp_condition(){
860 log check_cpp_condition "$@"
861 header=$1
862 condition=$2
f855b7b9 863 shift 2
cd52ec95 864 check_cpp "$@" <<EOF
a5344cf7
SS
865#include <$header>
866#if !($condition)
867#error "unsatisfied condition: $condition"
868#endif
869EOF
870}
871
57bd82d4
MR
872check_lib(){
873 log check_lib "$@"
874 header="$1"
875 func="$2"
876 shift 2
84400e9d 877 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
878}
879
f8d7b072
MR
880check_lib2(){
881 log check_lib2 "$@"
882 headers="$1"
edaf1ae2 883 funcs="$2"
f8d7b072 884 shift 2
edaf1ae2 885 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
886}
887
3f8040db
MR
888check_pkg_config(){
889 log check_pkg_config "$@"
890 pkg="$1"
891 headers="$2"
892 funcs="$3"
893 shift 3
7f9e893f 894 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
895 pkg_cflags=$($pkg_config --cflags $pkg)
896 pkg_libs=$($pkg_config --libs $pkg)
897 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
898 set_safe ${pkg}_cflags $pkg_cflags &&
899 set_safe ${pkg}_libs $pkg_libs
900}
901
dcd479c0 902check_exec(){
2270b4b2 903 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
904}
905
7dfef245 906check_exec_crash(){
5e622c40 907 code=$(cat)
7dfef245
MR
908
909 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
910 # are safe but may not be available everywhere. Thus we use
911 # raise(SIGTERM) instead. The check is run in a subshell so we
912 # can redirect the "Terminated" message from the shell. SIGBUS
913 # is not defined by standard C so it is used conditionally.
914
2270b4b2 915 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
916#include <signal.h>
917static void sighandler(int sig){
918 raise(SIGTERM);
919}
692dd8ed
MR
920int foo(void){
921 $code
922}
9495cd17 923int (*func_ptr)(void) = foo;
e5af4a11 924int main(void){
7dfef245
MR
925 signal(SIGILL, sighandler);
926 signal(SIGFPE, sighandler);
927 signal(SIGSEGV, sighandler);
928#ifdef SIGBUS
929 signal(SIGBUS, sighandler);
930#endif
9495cd17 931 return func_ptr();
7dfef245
MR
932}
933EOF
934}
935
72be9e73
DY
936check_type(){
937 log check_type "$@"
938 headers=$1
939 type=$2
940 shift 2
ae550ce9 941 disable_safe "$type"
5adc829e 942 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
943}
944
14d36751 945check_struct(){
813b82b9 946 log check_struct "$@"
14d36751
MR
947 headers=$1
948 struct=$2
949 member=$3
950 shift 3
951 disable_safe "${struct}_${member}"
5adc829e
MR
952 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
953 enable_safe "${struct}_${member}"
14d36751
MR
954}
955
9c7d85b3
DB
956check_builtin(){
957 log check_builtin "$@"
958 name=$1
959 headers=$2
960 builtin=$3
961 shift 3
962 disable "$name"
963 check_code ld "$headers" "$builtin" "$@" && enable "$name"
964}
965
57bd82d4
MR
966require(){
967 name="$1"
968 header="$2"
969 func="$3"
970 shift 3
971 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
972}
973
f8d7b072
MR
974require2(){
975 name="$1"
976 headers="$2"
977 func="$3"
978 shift 3
979 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
980}
981
3f8040db
MR
982require_pkg_config(){
983 pkg="$1"
984 check_pkg_config "$@" || die "ERROR: $pkg not found"
985 add_cflags $(get_safe ${pkg}_cflags)
986 add_extralibs $(get_safe ${pkg}_libs)
987}
988
ae43c4c0
MR
989hostcc_o(){
990 eval printf '%s\\n' $HOSTCC_O
991}
992
f0125de9
MR
993check_host_cc(){
994 log check_host_cc "$@"
995 cat > $TMPC
996 log_file $TMPC
ae43c4c0 997 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
998}
999
4cc4b33f
DB
1000check_host_cppflags(){
1001 log check_host_cppflags "$@"
1002 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1003int x;
1004EOF
1005}
1006
f0125de9
MR
1007check_host_cflags(){
1008 log check_host_cflags "$@"
6c3fa06a 1009 set -- $($host_cflags_filter "$@")
f0125de9
MR
1010 check_host_cc "$@" <<EOF && append host_cflags "$@"
1011int x;
1012EOF
1013}
1014
c505dd31
MR
1015apply(){
1016 file=$1
1017 shift
1018 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1019}
1020
c34681df 1021cp_if_changed(){
5e27ec28
MR
1022 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1023 mkdir -p "$(dirname $2)"
4ebc6a74 1024 $cp_f "$1" "$2"
c34681df
MR
1025}
1026
dcd61286
DB
1027# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1028# system-dependent things.
1029
4a0d6686
AJ
1030COMPONENT_LIST="
1031 bsfs
1032 decoders
1033 demuxers
1034 encoders
3cde40aa 1035 filters
5666fd73 1036 hwaccels
c552605c 1037 indevs
4a0d6686 1038 muxers
c552605c 1039 outdevs
4a0d6686
AJ
1040 parsers
1041 protocols
1042"
1043
3fc09b00
MR
1044EXTERNAL_LIBRARY_LIST="
1045 avisynth
1046 bzlib
1047 frei0r
1048 gnutls
1049 libcdio
1050 libdc1394
1051 libfaac
1052 libfdk_aac
1053 libfreetype
1054 libgsm
1055 libilbc
1056 libmp3lame
1057 libopencore_amrnb
1058 libopencore_amrwb
1059 libopencv
1060 libopenjpeg
1061 libopus
1062 libpulse
1063 librtmp
1064 libschroedinger
1065 libspeex
1066 libtheora
1067 libvo_aacenc
1068 libvo_amrwbenc
1069 libvorbis
1070 libvpx
84d3ff50 1071 libwavpack
3fc09b00
MR
1072 libx264
1073 libxavs
1074 libxvid
1075 openssl
1076 x11grab
1077 zlib
1078"
1079
70b348ec
DB
1080HWACCEL_LIST="
1081 dxva2
1082 vaapi
1083 vda
1084 vdpau
1085"
d89f2fa9
DB
1086LIBRARY_LIST="
1087 avcodec
1088 avdevice
1089 avfilter
1090 avformat
1091 avresample
1092 avutil
1093 swscale
1094"
1095
055c61b8
DB
1096PROGRAM_LIST="
1097 avconv
1098 avplay
1099 avprobe
1100 avserver
055c61b8
DB
1101"
1102
4a0d6686
AJ
1103CONFIG_LIST="
1104 $COMPONENT_LIST
3fc09b00 1105 $EXTERNAL_LIBRARY_LIST
70b348ec 1106 $HWACCEL_LIST
d89f2fa9 1107 $LIBRARY_LIST
055c61b8 1108 $PROGRAM_LIST
7f3f5f46 1109 dct
c73f65d9 1110 doc
0b499c9b 1111 error_resilience
1848f7d9 1112 fft
c88f5d72 1113 gpl
d8d0d0b2 1114 gray
3abe5fbd 1115 hardcoded_tables
b781cc12 1116 lsp
2a91ada8 1117 lzo
47a158cb 1118 mdct
c88f5d72 1119 memalign_hack
c88f5d72 1120 network
3fe142e2 1121 nonfree
8a3c8627 1122 pic
68602540 1123 rdft
e90f5b5a 1124 runtime_cpudetect
8cfbbd92 1125 safe_bitstream_reader
2e35e684 1126 shared
bd2216e4 1127 small
6b35d421 1128 sram
2e35e684 1129 static
a9ddb5b1 1130 swscale_alpha
8986fddc 1131 thumb
9cad0e4e 1132 version3
7e4d9d5d 1133 xmm_clobber_test
4a0d6686 1134"
c88f5d72 1135
8eee7025 1136THREADS_LIST='
8eee7025
DB
1137 pthreads
1138 w32threads
1139'
1140
f9f6402e
AK
1141ATOMICS_LIST='
1142 atomics_gcc
f9f6402e 1143 atomics_suncc
93e65e9a 1144 atomics_win32
f9f6402e
AK
1145'
1146
3f5b56e5 1147ARCH_LIST='
5873b623 1148 aarch64
3f5b56e5 1149 alpha
a2fc0f6a 1150 arm
fdcd782d
MR
1151 avr32
1152 avr32_ap
1153 avr32_uc
3f5b56e5
MR
1154 bfin
1155 ia64
1156 m68k
1157 mips
bae3abb0 1158 mips64
3f5b56e5 1159 parisc
79cb09b2 1160 ppc
34d11b87 1161 ppc64
3f5b56e5
MR
1162 s390
1163 sh4
1164 sparc
1165 sparc64
c75848cd
DB
1166 tilegx
1167 tilepro
0844bae1 1168 tomi
3f5b56e5
MR
1169 x86
1170 x86_32
1171 x86_64
1172'
1173
81dfa21e
MR
1174ARCH_EXT_LIST_ARM='
1175 armv5te
1176 armv6
1177 armv6t2
81dfa21e 1178 neon
b3267559 1179 vfp
81dfa21e
MR
1180 vfpv3
1181'
1182
50cd43f2 1183ARCH_EXT_LIST_X86='
3bf96eec 1184 amd3dnow
a1ef9f08 1185 amd3dnowext
50cd43f2 1186 avx
4d6ee072 1187 avx2
50cd43f2 1188 fma4
84146963 1189 i686
50cd43f2
DB
1190 mmx
1191 mmxext
1192 sse
1193 sse2
1194 sse3
1195 sse4
1196 sse42
1197 ssse3
1198'
1199
1200ARCH_EXT_LIST="
81dfa21e 1201 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1202 $ARCH_EXT_LIST_X86
1203 altivec
799fde37 1204 ppc4xx
bd9d34a0 1205 vis
50cd43f2 1206"
3f5b56e5 1207
fd712a55
DB
1208HAVE_LIST_CMDLINE='
1209 inline_asm
1210 symver
1211 yasm
1212'
1213
a3e02a8c
MR
1214HAVE_LIST_PUB='
1215 bigendian
d268eee9 1216 fast_unaligned
a3e02a8c
MR
1217'
1218
79042ab3 1219MATH_FUNCS="
fab0a8b2
MR
1220 atanf
1221 atan2f
79042ab3 1222 cbrtf
fab0a8b2 1223 cosf
79042ab3
DB
1224 exp2
1225 exp2f
fab0a8b2 1226 expf
79042ab3
DB
1227 isinf
1228 isnan
fab0a8b2 1229 ldexpf
79042ab3
DB
1230 llrint
1231 llrintf
1232 log2
1233 log2f
fab0a8b2 1234 log10f
79042ab3
DB
1235 lrint
1236 lrintf
fab0a8b2 1237 powf
79042ab3
DB
1238 rint
1239 round
1240 roundf
fab0a8b2 1241 sinf
79042ab3
DB
1242 trunc
1243 truncf
1244"
1245
3f5b56e5
MR
1246HAVE_LIST="
1247 $ARCH_EXT_LIST
43b73d59
DB
1248 $(add_suffix _external $ARCH_EXT_LIST)
1249 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1250 $HAVE_LIST_CMDLINE
a3e02a8c 1251 $HAVE_LIST_PUB
3f5b56e5 1252 $THREADS_LIST
f9f6402e 1253 $ATOMICS_LIST
79042ab3 1254 $MATH_FUNCS
be1a839c 1255 aligned_malloc
59782b82 1256 aligned_stack
35fd8122 1257 alsa_asoundlib_h
3f5b56e5 1258 altivec_h
c9fdab0d 1259 arpa_inet_h
ec9d2c15 1260 asm_mod_q
6308729e 1261 asm_mod_y
817dff57 1262 atomic_cas_ptr
f9f6402e 1263 atomics_native
dffb41b9 1264 attribute_may_alias
e7ea5e3d 1265 attribute_packed
43e0e0c4
LB
1266 cdio_paranoia_h
1267 cdio_paranoia_paranoia_h
ecf97f22 1268 closesocket
15caccb9 1269 CommandLineToArgvW
180d43bc 1270 cpunop
1093383d 1271 CryptGenRandom
c88f5d72 1272 dcbzl
f8aa696f
DB
1273 dev_bktr_ioctl_bt848_h
1274 dev_bktr_ioctl_meteor_h
1275 dev_ic_bt8xx_h
f8aa696f 1276 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1277 dev_video_meteor_ioctl_meteor_h
ca6b544a 1278 direct_h
18b67ae5 1279 dlfcn_h
c88f5d72 1280 dlopen
bc574408 1281 dos_paths
fa845061 1282 dxva_h
245626d0
DB
1283 ebp_available
1284 ebx_available
c2a29455 1285 fast_64bit
669b5583 1286 fast_clz
7073e9fc 1287 fast_cmov
534a2231 1288 fcntl
9d99cc5a 1289 fork
84882df6 1290 getaddrinfo
da9e86f8 1291 gethrtime
667fb97a 1292 getopt
02e8f427 1293 GetProcessAffinityMask
fc5607f8 1294 GetProcessMemoryInfo
4e68cb8a 1295 GetProcessTimes
61183b5a 1296 GetSystemTimeAsFileTime
66be5b45 1297 getrusage
c3e73100 1298 getservbyport
61183b5a 1299 gettimeofday
a49d3025 1300 gnu_as
c7df1532 1301 gsm_h
2f0c136e 1302 ibm_asm
2e1913b1 1303 inet_aton
3b1ab197 1304 io_h
ef5b70af 1305 inline_asm_labels
abfc8d05 1306 isatty
8772997d 1307 jack_port_get_latency_range
9f5ff83f 1308 ldbrx
0b4a1821
AS
1309 libdc1394_1
1310 libdc1394_2
d96cd429
MR
1311 local_aligned_16
1312 local_aligned_8
a5b64584 1313 localtime_r
85dd97ad 1314 loongson
f8aa696f
DB
1315 machine_ioctl_bt848_h
1316 machine_ioctl_meteor_h
65f1d45d 1317 machine_rw_barrier
c88f5d72 1318 malloc_h
73f6d31e 1319 MapViewOfFile
c88f5d72 1320 memalign
65f1d45d 1321 MemoryBarrier
6ffa87d3 1322 mkstemp
f80ddd5b 1323 mm_empty
0328b9ea 1324 mmap
e98b02de 1325 mprotect
4fa661a8 1326 msvcrt
d3d3a32c 1327 nanosleep
3e0b1c9a 1328 poll_h
1f91cdce 1329 posix_memalign
3a7050ff 1330 pragma_deprecated
07b28702 1331 rdtsc
ea4d5f48 1332 sched_getaffinity
c88f5d72 1333 sdl
7e6a11bc 1334 SetConsoleTextAttribute
b507ebd1 1335 setmode
3e0b1c9a 1336 setrlimit
d3d3a32c 1337 Sleep
15d59d2c 1338 sndio_h
72be9e73 1339 socklen_t
deb29777 1340 soundcard_h
87958234 1341 strerror_r
6379900c 1342 strptime
47941088 1343 strtok_r
c0018613 1344 struct_addrinfo
75d339e0
MS
1345 struct_group_source_req
1346 struct_ip_mreq_source
b4d68544 1347 struct_ipv6_mreq
cdee08e3 1348 struct_pollfd
3e0b1c9a 1349 struct_rusage_ru_maxrss
b4d68544 1350 struct_sockaddr_in6
3b2372bf 1351 struct_sockaddr_sa_len
33a4dbdd 1352 struct_sockaddr_storage
a6a4793d 1353 struct_v4l2_frmivalenum_discrete
b462d132 1354 symver_asm_label
3e0b1c9a 1355 symver_gnu_asm
e460aa32 1356 sync_val_compare_and_swap
bcc73960 1357 sysconf
b9e22269 1358 sysctl
b58412f1 1359 sys_mman_h
06bb5905 1360 sys_param_h
b091aa44 1361 sys_resource_h
81644c2e 1362 sys_select_h
deb29777 1363 sys_soundcard_h
e64bceea 1364 sys_time_h
60538758 1365 sys_un_h
1b6e8b73 1366 sys_videoio_h
b265431e 1367 threads
542920b7 1368 unistd_h
d3d3a32c 1369 usleep
ce742de2 1370 vfp_args
7c5bfe7a 1371 VirtualAlloc
d3d3a32c 1372 windows_h
6ff3f3e7 1373 winsock2_h
cc078b5d 1374 xform_asm
6f74fb03 1375 xmm_clobbers
0cb78cef 1376"
44161118 1377
511cf612 1378# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1379CONFIG_EXTRA="
87849592 1380 aandcttables
bfe9f48a 1381 ac3dsp
aa11cb79 1382 audio_frame_queue
b93b27ed 1383 dsputil
bfe9f48a 1384 gcrypt
478fd534 1385 golomb
9cad0e4e 1386 gplv3
478fd534
DB
1387 h264chroma
1388 h264dsp
1389 h264pred
915a2a0a 1390 h264qpel
68d8238c 1391 hpeldsp
478fd534 1392 huffman
9cad0e4e 1393 lgplv3
478fd534 1394 lpc
1e164c0b 1395 mpegaudio
bfe9f48a 1396 mpegaudiodsp
18bbca1f 1397 mpegvideo
ad08dfd5 1398 mpegvideoenc
bfe9f48a 1399 nettle
f704a079 1400 rangecoder
255d9c57 1401 riffdec
3dd5c95d 1402 riffenc
bfe9f48a 1403 rtpdec
5ad2f0bf 1404 rtpenc_chain
bfe9f48a 1405 sinewin
8c53d39e 1406 videodsp
ab9f9876 1407 vp3dsp
b6bb00b0
MR
1408"
1409
520cc7f1 1410CMDLINE_SELECT="
3f5b56e5 1411 $ARCH_EXT_LIST
520cc7f1 1412 $CONFIG_LIST
fd712a55 1413 $HAVE_LIST_CMDLINE
8eee7025 1414 $THREADS_LIST
c8a4ae00 1415 asm
db6107b6 1416 cross_compile
520cc7f1
MR
1417 debug
1418 extra_warnings
8c6afa4d 1419 logging
65d12900 1420 lto
d2bbb2f7 1421 optimizations
520cc7f1 1422"
426be5dc
DB
1423
1424PATHS_LIST='
d156bede 1425 bindir
14a8acf1 1426 datadir
f4ca970d 1427 docdir
26759c44
MR
1428 incdir
1429 libdir
26759c44
MR
1430 mandir
1431 prefix
1432 shlibdir
426be5dc
DB
1433'
1434
1435CMDLINE_SET="
1436 $PATHS_LIST
121d78d0 1437 ar
426be5dc 1438 arch
313c46a6 1439 as
426be5dc
DB
1440 build_suffix
1441 cc
1442 cpu
1443 cross_prefix
50567afa 1444 dep_cc
ac63af34 1445 extra_version
9da6609f
MR
1446 host_cc
1447 host_cflags
095792f2 1448 host_ld
9da6609f
MR
1449 host_ldflags
1450 host_libs
82bb3329 1451 host_os
684b28e0 1452 ld
426be5dc 1453 logfile
4ae40685 1454 malloc_prefix
89641463 1455 nm
9cd7b854 1456 optflags
3f8040db 1457 pkg_config
154caa67 1458 random_seed
2fad0977 1459 samples
c5200f17
MR
1460 sysinclude
1461 sysroot
a7ada2ba 1462 target_exec
26759c44 1463 target_os
a7ada2ba 1464 target_path
ba13606c 1465 target_samples
aeeb782c 1466 toolchain
426be5dc 1467"
520cc7f1 1468
89f2932b
MR
1469CMDLINE_APPEND="
1470 extra_cflags
4cc4b33f 1471 host_cppflags
89f2932b
MR
1472"
1473
912f3148
DB
1474# code dependency declarations
1475
9eeed841 1476# architecture extensions
808fa33c 1477
a2fc0f6a
MR
1478armv5te_deps="arm"
1479armv6_deps="arm"
ab5cb084 1480armv6t2_deps="arm"
808fa33c 1481neon_deps="arm"
b3267559
MR
1482vfp_deps="arm"
1483vfpv3_deps="vfp"
808fa33c 1484
637606de
MR
1485map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1486
808fa33c
MR
1487altivec_deps="ppc"
1488ppc4xx_deps="ppc"
1489
1490vis_deps="sparc"
1491
84146963
DB
1492cpunop_deps="i686"
1493x86_64_select="i686"
1494x86_64_suggest="fast_cmov"
50cd43f2 1495
808fa33c
MR
1496amd3dnow_deps="mmx"
1497amd3dnowext_deps="amd3dnow"
9eeed841 1498mmx_deps="x86"
239fdf1b 1499mmxext_deps="mmx"
50cd43f2
DB
1500sse_deps="mmxext"
1501sse2_deps="sse"
1502sse3_deps="sse2"
1503ssse3_deps="sse3"
1504sse4_deps="ssse3"
1505sse42_deps="sse4"
1506avx_deps="sse42"
79687079 1507fma4_deps="avx"
4d6ee072 1508avx2_deps="avx"
9eeed841 1509
43b73d59
DB
1510mmx_external_deps="yasm"
1511mmx_inline_deps="inline_asm"
1512mmx_suggest="mmx_external mmx_inline"
1513
1514for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1515 eval dep=\$${ext}_deps
1516 eval ${ext}_external_deps='"${dep}_external"'
1517 eval ${ext}_inline_deps='"${dep}_inline"'
1518 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1519done
1520
59782b82 1521aligned_stack_if_any="ppc x86"
e939cedd 1522fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1523fast_clz_if_any="alpha avr32 mips ppc x86"
1524fast_unaligned_if_any="ppc x86"
669b5583 1525
6fec122a 1526inline_asm_deps="!tms470"
3e0b1c9a 1527need_memalign="altivec neon sse"
89e053f8 1528
b462d132
MR
1529symver_if_any="symver_asm_label symver_gnu_asm"
1530
88a35699
MS
1531log2_deps="!msvcrt"
1532
26fbcc85 1533# subsystems
dc609252 1534dct_select="rdft"
b93b27ed
RB
1535error_resilience_select="dsputil"
1536lpc_select="dsputil"
26fbcc85
MR
1537mdct_select="fft"
1538rdft_select="fft"
1e164c0b 1539mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1540mpegaudiodsp_select="dct"
f4fed5a2 1541mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1542mpegvideoenc_select="mpegvideo"
26fbcc85 1543
ed40b6bf 1544# decoders / encoders
cfc2a0cf 1545aac_decoder_select="mdct sinewin"
aa11cb79 1546aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1547aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1548ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1549ac3_encoder_select="mdct ac3dsp dsputil"
1550ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1551aic_decoder_select="dsputil golomb"
f4d608e3 1552alac_encoder_select="lpc"
b93b27ed 1553als_decoder_select="dsputil"
b781cc12 1554amrnb_decoder_select="lsp"
2b2a597e 1555amrwb_decoder_select="lsp"
28bc406c 1556amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1557ape_decoder_select="dsputil"
1558asv1_decoder_select="dsputil"
1559asv1_encoder_select="dsputil"
1560asv2_decoder_select="dsputil"
1561asv2_encoder_select="dsputil"
4538729a 1562atrac1_decoder_select="mdct sinewin"
26fbcc85 1563atrac3_decoder_select="mdct"
0f0a11d5 1564bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1565binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1566binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1567cavs_decoder_select="dsputil golomb h264chroma videodsp"
1568cllc_decoder_select="dsputil"
9b500b8f 1569comfortnoise_encoder_select="lpc"
b93b27ed 1570cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1571cscd_decoder_select="lzo"
2eef7c62 1572cscd_decoder_suggest="zlib"
26fbcc85 1573dca_decoder_select="mdct"
b93b27ed
RB
1574dnxhd_decoder_select="dsputil"
1575dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1576dvvideo_decoder_select="dsputil"
1577dvvideo_encoder_select="dsputil"
61c31e4e 1578dxa_decoder_deps="zlib"
baf91bb9 1579eac3_decoder_select="ac3_decoder"
4264a0dd 1580eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1581eamad_decoder_select="aandcttables dsputil mpegvideo"
1582eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1583eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1584ffv1_decoder_select="dsputil golomb rangecoder"
1585ffv1_encoder_select="dsputil rangecoder"
1586ffvhuff_decoder_select="dsputil"
1587ffvhuff_encoder_select="dsputil huffman"
4f034993 1588flac_decoder_select="golomb"
b93b27ed 1589flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1590flashsv_decoder_deps="zlib"
1591flashsv_encoder_deps="zlib"
1592flashsv2_decoder_deps="zlib"
4414137e 1593flv_decoder_select="h263_decoder"
4d4b4bd1 1594flv_encoder_select="h263_encoder"
b93b27ed
RB
1595fourxm_decoder_select="dsputil"
1596fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1597g2m_decoder_deps="zlib"
1598g2m_decoder_select="dsputil"
c292f6a2 1599h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1600h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1601h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1602h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1603h263i_decoder_select="h263_decoder"
fe629c2d 1604h263p_encoder_select="h263_encoder"
0b499c9b
RB
1605h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1606h264_decoder_suggest="error_resilience"
064698d3 1607hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1608huffyuv_decoder_select="dsputil"
1609huffyuv_encoder_select="dsputil huffman"
1610iac_decoder_select="dsputil fft mdct sinewin"
1611imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1612indeo3_decoder_select="hpeldsp"
8071264f 1613interplay_video_decoder_select="hpeldsp"
28bc406c 1614jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1615jpegls_encoder_select="golomb"
b93b27ed
RB
1616jv_decoder_select="dsputil"
1617lagarith_decoder_select="dsputil"
ad08dfd5 1618ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1619loco_decoder_select="golomb"
b93b27ed 1620mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1621metasound_decoder_select="lsp mdct sinewin"
c1047003 1622mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1623mjpeg_decoder_select="dsputil hpeldsp"
1624mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1625mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1626mlp_decoder_select="dsputil mlp_parser"
1627motionpixels_decoder_select="dsputil"
1e164c0b
DB
1628mp1_decoder_select="mpegaudio"
1629mp1float_decoder_select="mpegaudio"
1630mp2_decoder_select="mpegaudio"
1631mp2float_decoder_select="mpegaudio"
1632mp3_decoder_select="mpegaudio"
1633mp3adu_decoder_select="mpegaudio"
1634mp3adufloat_decoder_select="mpegaudio"
1635mp3float_decoder_select="mpegaudio"
1636mp3on4_decoder_select="mpegaudio"
1637mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1638mpc7_decoder_select="dsputil mpegaudiodsp"
1639mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1640mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1641mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1642mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1643mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1644mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1645mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1646mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1647mpeg4_encoder_select="h263_encoder"
4414137e 1648msmpeg4v1_decoder_select="h263_decoder"
4414137e 1649msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1650msmpeg4v2_encoder_select="h263_encoder"
4414137e 1651msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1652msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1653mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1654mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1655nellymoser_decoder_select="mdct sinewin"
aa11cb79 1656nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1657nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1658png_decoder_deps="zlib"
1659png_decoder_select="dsputil"
1660png_encoder_deps="zlib"
1661png_encoder_select="dsputil"
b93b27ed
RB
1662prores_decoder_select="dsputil"
1663prores_encoder_select="dsputil"
b781cc12 1664qcelp_decoder_select="lsp"
c4f5c2d6 1665qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1666ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1667ralf_decoder_select="golomb"
06b54e84 1668rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1669rv10_encoder_select="h263_encoder"
06b54e84 1670rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1671rv20_encoder_select="h263_encoder"
870add0d
DB
1672rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1673rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1674shorten_decoder_select="golomb"
b781cc12 1675sipr_decoder_select="lsp"
28bc406c 1676sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1677svq1_decoder_select="hpeldsp"
1277dc07 1678svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1679svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1680svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1681tak_decoder_select="dsputil"
4eef77c1 1682theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1683tiff_decoder_suggest="zlib"
1684tiff_encoder_suggest="zlib"
28bc406c 1685thp_decoder_select="dsputil hpeldsp"
aec09a00 1686truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1687truemotion2_decoder_select="dsputil"
1688truespeech_decoder_select="dsputil"
61c31e4e 1689tscc_decoder_deps="zlib"
4538729a 1690twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1691utvideo_decoder_select="dsputil"
1692utvideo_encoder_select="dsputil huffman"
1693vble_decoder_select="dsputil"
06b54e84 1694vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1695vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1696vorbis_decoder_select="mdct"
1697vorbis_encoder_select="mdct"
3bd062bf 1698vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1699vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1700vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1701vp6a_decoder_select="vp6_decoder"
1702vp6f_decoder_select="vp6_decoder"
8c53d39e 1703vp8_decoder_select="h264pred videodsp"
c4bfa098 1704webp_decoder_select="vp8_decoder"
4538729a
MR
1705wmapro_decoder_select="mdct sinewin"
1706wmav1_decoder_select="mdct sinewin"
1707wmav1_encoder_select="mdct sinewin"
1708wmav2_decoder_select="mdct sinewin"
1709wmav2_encoder_select="mdct sinewin"
1710wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1711wmv1_decoder_select="h263_decoder"
665507aa 1712wmv1_encoder_select="h263_encoder"
870add0d 1713wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1714wmv2_encoder_select="h263_encoder"
015f8ee0 1715wmv3_decoder_select="vc1_decoder"
45ecda85 1716wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1717zerocodec_decoder_deps="zlib"
1718zlib_decoder_deps="zlib"
1719zlib_encoder_deps="zlib"
1720zmbv_decoder_deps="zlib"
1721zmbv_encoder_deps="zlib"
30fd06be 1722
ed40b6bf 1723# hardware accelerators
215cdd35 1724dxva2_deps="dxva2api_h"
0afab17e 1725vaapi_deps="va_va_h"
ac3dbb4d 1726vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1727vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1728vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1729
82ca17ac
DB
1730h263_vaapi_hwaccel_deps="vaapi"
1731h263_vaapi_hwaccel_select="h263_decoder"
1732h263_vdpau_hwaccel_deps="vdpau"
1733h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1734h264_dxva2_hwaccel_deps="dxva2"
1735h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1736h264_vaapi_hwaccel_deps="vaapi"
1737h264_vaapi_hwaccel_select="h264_decoder"
1738h264_vda_hwaccel_deps="vda"
1739h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1740h264_vdpau_hwaccel_deps="vdpau"
1741h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1742mpeg1_vdpau_hwaccel_deps="vdpau"
1743mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1744mpeg2_dxva2_hwaccel_deps="dxva2"
1745mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1746mpeg2_vaapi_hwaccel_deps="vaapi"
1747mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1748mpeg2_vdpau_hwaccel_deps="vdpau"
1749mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1750mpeg4_vaapi_hwaccel_deps="vaapi"
1751mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1752mpeg4_vdpau_hwaccel_deps="vdpau"
1753mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1754vc1_dxva2_hwaccel_deps="dxva2"
1755vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1756vc1_vaapi_hwaccel_deps="vaapi"
1757vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1758vc1_vdpau_hwaccel_deps="vdpau"
1759vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1760wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1761wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1762wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1763
28b80940 1764# parsers
0b499c9b 1765h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1766mpeg4video_parser_select="error_resilience mpegvideo"
1767mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1768vc1_parser_select="mpegvideo"
28b80940 1769
912f3148 1770# external libraries
c9171a83 1771libfaac_encoder_deps="libfaac"
aa11cb79 1772libfaac_encoder_select="audio_frame_queue"
4f2b469d 1773libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1774libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1775libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1776libgsm_decoder_deps="libgsm"
1777libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1778libgsm_ms_decoder_deps="libgsm"
1779libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1780libilbc_decoder_deps="libilbc"
1781libilbc_encoder_deps="libilbc"
1cc60c47 1782libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1783libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1784libopencore_amrnb_decoder_deps="libopencore_amrnb"
1785libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1786libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1787libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1788libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1789libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1790libopus_decoder_deps="libopus"
6cb8c854 1791libopus_encoder_deps="libopus"
aa11cb79 1792libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1793libschroedinger_decoder_deps="libschroedinger"
1794libschroedinger_encoder_deps="libschroedinger"
ae14f311 1795libspeex_decoder_deps="libspeex"
b606a017 1796libspeex_encoder_deps="libspeex"
aa11cb79 1797libspeex_encoder_select="audio_frame_queue"
150d2772 1798libtheora_encoder_deps="libtheora"
d89e738a 1799libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1800libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1801libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1802libvorbis_encoder_deps="libvorbis"
aa11cb79 1803libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1804libvpx_vp8_decoder_deps="libvpx"
1805libvpx_vp8_encoder_deps="libvpx"
1806libvpx_vp9_decoder_deps="libvpx"
1807libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1808libwavpack_encoder_deps="libwavpack"
1cc60c47 1809libx264_encoder_deps="libx264"
de295976 1810libxavs_encoder_deps="libxavs"
1cc60c47 1811libxvid_encoder_deps="libxvid"
30fd06be 1812
912f3148 1813# demuxers / muxers
c2dd0e9e 1814ac3_demuxer_select="ac3_parser"
255d9c57 1815asf_demuxer_select="riffdec"
3dd5c95d 1816asf_muxer_select="riffenc"
647c2356 1817asf_stream_muxer_select="asf_muxer"
255d9c57 1818avi_demuxer_select="riffdec"
3dd5c95d 1819avi_muxer_select="riffenc"
4e622dea 1820avisynth_demuxer_deps="avisynth"
255d9c57
DB
1821avisynth_demuxer_select="riffdec"
1822caf_demuxer_select="riffdec"
c2dd0e9e 1823dirac_demuxer_select="dirac_parser"
255d9c57 1824dxa_demuxer_select="riffdec"
5b423887 1825eac3_demuxer_select="ac3_parser"
e01fba55 1826f4v_muxer_select="mov_muxer"
c2dd0e9e 1827flac_demuxer_select="flac_parser"
c9031c7c 1828hls_muxer_select="mpegts_muxer"
647c2356 1829ipod_muxer_select="mov_muxer"
31f16dc1 1830ismv_muxer_select="mov_muxer"
647c2356 1831matroska_audio_muxer_select="matroska_muxer"
255d9c57 1832matroska_demuxer_select="riffdec"
2a91ada8 1833matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1834matroska_muxer_select="riffenc"
1835mmf_muxer_select="riffenc"
255d9c57 1836mov_demuxer_select="riffdec"
4e622dea 1837mov_demuxer_suggest="zlib"
3dd5c95d 1838mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1839mp3_demuxer_select="mpegaudio_parser"
647c2356 1840mp4_muxer_select="mov_muxer"
75644335 1841mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1842mpegtsraw_demuxer_select="mpegts_demuxer"
1843mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1844nut_muxer_select="riffenc"
255d9c57 1845nuv_demuxer_select="riffdec"
24ca518b 1846ogg_demuxer_select="golomb"
647c2356 1847psp_muxer_select="mov_muxer"
44594cc7 1848rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1849rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1850rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1851rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1852sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1853sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1854sdp_demuxer_select="rtpdec"
e772f9fa 1855smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1856spdif_muxer_select="aac_parser"
57231e4d 1857tak_demuxer_select="tak_parser"
647c2356
DB
1858tg2_muxer_select="mov_muxer"
1859tgp_muxer_select="mov_muxer"
a7d45e06 1860w64_demuxer_select="wav_demuxer"
255d9c57 1861wav_demuxer_select="riffdec"
3dd5c95d
DB
1862wav_muxer_select="riffenc"
1863webm_muxer_select="riffenc"
255d9c57
DB
1864wtv_demuxer_select="riffdec"
1865xmv_demuxer_select="riffdec"
1866xwma_demuxer_select="riffdec"
4e622dea
SS
1867
1868# indevs / outdevs
38e54a75 1869alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1870alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1871bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1872dv1394_indev_deps="dv1394"
1873dv1394_indev_select="dv_demuxer"
c6f95144 1874fbdev_indev_deps="linux_fb_h"
a3fc62e8 1875jack_indev_deps="jack_jack_h pthreads"
e417d80d 1876libcdio_indev_deps="libcdio"
38e54a75 1877libdc1394_indev_deps="libdc1394"
38e54a75
SS
1878oss_indev_deps_any="soundcard_h sys_soundcard_h"
1879oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1880pulse_indev_deps="libpulse"
15d59d2c
B
1881sndio_indev_deps="sndio_h"
1882sndio_outdev_deps="sndio_h"
38e54a75 1883v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1884vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1885vfwcap_indev_extralibs="-lavicap32"
24f8961f 1886x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1887
912f3148 1888# protocols
acd554c1
SP
1889ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1890ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1891ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1892ffrtmphttp_protocol_deps="!librtmp_protocol"
1893ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1894gopher_protocol_select="network"
c40e1757 1895httpproxy_protocol_select="tcp_protocol"
279a0c97 1896http_protocol_select="tcp_protocol"
183baead 1897https_protocol_select="tls_protocol"
c3b57d6e
DB
1898librtmp_protocol_deps="librtmp"
1899librtmpe_protocol_deps="librtmp"
1900librtmps_protocol_deps="librtmp"
1901librtmpt_protocol_deps="librtmp"
1902librtmpte_protocol_deps="librtmp"
c60a2d70 1903mmsh_protocol_select="http_protocol"
998c1ee1 1904mmst_protocol_select="network"
c3b57d6e 1905rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1906rtmp_protocol_select="tcp_protocol"
acd554c1 1907rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1908rtmps_protocol_deps="!librtmp_protocol"
1909rtmps_protocol_select="tls_protocol"
775c4d36 1910rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1911rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1912rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1913rtp_protocol_select="udp_protocol"
998c1ee1
DB
1914sctp_protocol_deps="struct_sctp_event_subscribe"
1915sctp_protocol_select="network"
0eecafc9 1916srtp_protocol_select="rtp_protocol"
998c1ee1 1917tcp_protocol_select="network"
558d192d
MS
1918tls_protocol_deps_any="openssl gnutls"
1919tls_protocol_select="tcp_protocol"
998c1ee1 1920udp_protocol_select="network"
60538758
LB
1921unix_protocol_deps="sys_un_h"
1922unix_protocol_select="network"
c08fb000 1923
6ebf0bfc 1924# filters
13fabd7a 1925blackframe_filter_deps="gpl"
ce6b6ef6 1926boxblur_filter_deps="gpl"
68b79bfc 1927cropdetect_filter_deps="gpl"
b157be1f 1928delogo_filter_deps="gpl"
a5b64584 1929drawtext_filter_deps="libfreetype"
2e5ff4d0 1930frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1931frei0r_filter_extralibs='$ldl'
a42bb9d6 1932frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1933frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1934hqdn3d_filter_deps="gpl"
3fce1367 1935interlace_filter_deps="gpl"
d371e7b9 1936resample_filter_deps="avresample"
cf69ad35 1937ocv_filter_deps="libopencv"
2f296e39 1938scale_filter_deps="swscale"
acbac567 1939yadif_filter_deps="gpl"
6ebf0bfc 1940
5a0f7131 1941# libraries
d89f2fa9
DB
1942avcodec_deps="avutil"
1943avdevice_deps="avutil avcodec avformat"
1944avfilter_deps="avutil"
1945avformat_deps="avutil avcodec"
1946avresample_deps="avutil"
1947swscale_deps="avutil"
f7679c54 1948
912f3148 1949# programs
54fd593a 1950avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1951avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1952 fps_filter null_filter resample_filter scale_filter
bce70f81 1953 setpts_filter trim_filter"
d173ede1 1954avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1955avplay_select="rdft"
9e12f0bf 1956avprobe_deps="avcodec avformat"
406e6c0b
DB
1957avserver_deps="avformat fork !shared"
1958avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1959avserver_extralibs='$ldl'
a2830dca 1960
c73f65d9 1961doc_deps="texi2html"
912f3148 1962
de6d9b64 1963# default parameters
8a608357 1964
19bd477d 1965logfile="config.log"
8a608357
MR
1966
1967# installation paths
c9d19248
MR
1968prefix_default="/usr/local"
1969bindir_default='${prefix}/bin'
6291d7e4 1970datadir_default='${prefix}/share/avconv'
f4ca970d 1971docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1972incdir_default='${prefix}/include'
1973libdir_default='${prefix}/lib'
1974mandir_default='${prefix}/share/man'
1975shlibdir_default="$libdir_default"
8a608357
MR
1976
1977# toolchain
121d78d0 1978ar_default="ar"
13c7df3d 1979cc_default="gcc"
9da6609f 1980host_cc_default="gcc"
4ebc6a74 1981cp_f="cp -f"
b58b00ae 1982ln_s="ln -s -f"
2a8a860a 1983nm_default="nm -g"
11e6d03a 1984objformat="elf"
3f8040db 1985pkg_config_default=pkg-config
be7109c1 1986ranlib="ranlib"
e52567c2 1987strip="strip"
11e6d03a 1988yasmexe="yasm"
8a608357 1989
3e0b1c9a 1990nogas=":"
8182dc34 1991
8a608357 1992# machine
8d4c00ed 1993arch_default=$(uname -m)
38d0a8aa 1994cpu="generic"
8a608357 1995
8a608357 1996# OS
8d4c00ed
MR
1997target_os_default=$(tolower $(uname -s))
1998host_os=$target_os_default
8a608357 1999
8a608357 2000# configurable options
d89f2fa9 2001enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2002
3e0b1c9a
DB
2003enable asm
2004enable debug
2005enable doc
8400d6b8 2006enable optimizations
8cfbbd92 2007enable safe_bitstream_reader
530dc538 2008enable static
a9ddb5b1 2009enable swscale_alpha
8a608357 2010
2e2ec667
DB
2011# By default, enable only those hwaccels that have no external dependencies.
2012enable dxva2 vdpau
2013
8a608357 2014# build settings
9987769a 2015SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2016LIBPREF="lib"
2017LIBSUF=".a"
c5f14466
RP
2018FULLNAME='$(NAME)$(BUILDSUF)'
2019LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2020SLIBPREF="lib"
2021SLIBSUF=".so"
c5f14466 2022SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2023SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2024SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2025LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2026SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2027SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2028
68485d1f
MR
2029asflags_filter=echo
2030cflags_filter=echo
64933b6c
MR
2031ldflags_filter=echo
2032
23565c26 2033AS_C='-c'
bc877faf 2034AS_O='-o $@'
23565c26 2035CC_C='-c'
18031c49 2036CC_E='-E -o $@'
7e6c86e6 2037CC_O='-o $@'
a758c5e2 2038LD_O='-o $@'
8db73c61
MR
2039LD_LIB='-l%'
2040LD_PATH='-L'
23565c26 2041HOSTCC_C='-c'
a758c5e2 2042HOSTCC_O='-o $@'
095792f2 2043HOSTLD_O='-o $@'
7e6c86e6 2044
4cc4b33f
DB
2045host_cflags='-O3 -g'
2046host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2047host_libs='-lm'
6c3fa06a
MR
2048host_cflags_filter=echo
2049host_ldflags_filter=echo
9da6609f 2050
9b861379 2051target_path='$(CURDIR)'
a7ada2ba 2052
a158446b
MR
2053# since the object filename is not given with the -MM flag, the compiler
2054# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2055DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2056DEPFLAGS='-MM'
315c741d 2057
c597172e 2058# find source path
24524f36 2059if test -f configure; then
f038cf3c 2060 source_path=.
c597172e 2061else
8477f2de 2062 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2063 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2064 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2065 test -e "$source_path/config.h" &&
2066 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2067fi
2068
13cbe2c0 2069for v in "$@"; do
b04251c5
MR
2070 r=${v#*=}
2071 l=${v%"$r"}
2072 r=$(sh_quote "$r")
29ba0911 2073 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2074done
c597172e 2075
73ef8980
MR
2076find_things(){
2077 thing=$1
2078 pattern=$2
2079 file=$source_path/$3
932ccf39 2080 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2081}
2082
2083ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2084DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2085HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2086PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2087BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2088MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2089DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2090OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2091INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2092PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2093FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2094
54e75be4
DB
2095ALL_COMPONENTS="
2096 $BSF_LIST
2097 $DECODER_LIST
2098 $DEMUXER_LIST
2099 $ENCODER_LIST
2100 $FILTER_LIST
2101 $HWACCEL_LIST
2102 $INDEV_LIST
2103 $MUXER_LIST
2104 $OUTDEV_LIST
2105 $PARSER_LIST
2106 $PROTOCOL_LIST
2107"
2108
8469ae22
MR
2109for n in $COMPONENT_LIST; do
2110 v=$(toupper ${n%s})_LIST
2111 eval enable \$$v
2112 eval ${n}_if_any="\$$v"
2113done
2114
206a070d 2115enable $ARCH_EXT_LIST
c597172e
MR
2116
2117die_unknown(){
2118 echo "Unknown option \"$1\"."
2119 echo "See $0 --help for available options."
2120 exit 1
2121}
2122
7432e872
DB
2123print_3_columns() {
2124 cat | tr ' ' '\n' | sort | pr -r -3 -t
2125}
2126
794f8e97 2127show_list() {
bf0c4afa
RP
2128 suffix=_$1
2129 shift
7432e872 2130 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2131 exit 0
2132}
2133
154caa67
MR
2134rand_list(){
2135 IFS=', '
2136 set -- $*
2137 unset IFS
2138 for thing; do
2139 comp=${thing%:*}
2140 prob=${thing#$comp}
2141 prob=${prob#:}
2142 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2143 echo "prob ${prob:-0.5}"
2144 printf '%s\n' $comp
2145 done
2146}
2147
2148do_random(){
2149 action=$1
2150 shift
2151 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2152 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2153}
2154
c597172e 2155for opt do
7483e694
DB
2156 optval="${opt#*=}"
2157 case "$opt" in
ea061af1
DB
2158 --extra-ldflags=*)
2159 add_ldflags $optval
7e9e7cc2 2160 ;;
ea061af1
DB
2161 --extra-libs=*)
2162 add_extralibs $optval
7e9e7cc2 2163 ;;
ea061af1
DB
2164 --disable-devices)
2165 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2166 ;;
ea061af1
DB
2167 --enable-debug=*)
2168 debuglevel="$optval"
7e9e7cc2
MR
2169 ;;
2170 --disable-programs)
2171 disable $PROGRAM_LIST
2172 ;;
2173 --disable-everything)
2174 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2175 ;;
844c6852
DB
2176 --disable-all)
2177 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2178 disable $LIBRARY_LIST $PROGRAM_LIST doc
2179 ;;
7e9e7cc2
MR
2180 --enable-random|--disable-random)
2181 action=${opt%%-random}
2182 do_random ${action#--} $COMPONENT_LIST
2183 ;;
2184 --enable-random=*|--disable-random=*)
2185 action=${opt%%-random=*}
2186 do_random ${action#--} $optval
2187 ;;
2188 --enable-*=*|--disable-*=*)
2189 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2190 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2191 eval list=\$$(toupper $thing)_LIST
2192 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2193 $action $(filter "$name" $list)
2194 ;;
2195 --enable-?*|--disable-?*)
2196 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2197 if is_in $option $COMPONENT_LIST; then
2198 test $action = disable && action=unset
2199 eval $action \$$(toupper ${option%s})_LIST
2200 elif is_in $option $CMDLINE_SELECT; then
2201 $action $option
2202 else
2203 die_unknown $opt
2204 fi
2205 ;;
2206 --list-*)
2207 NAME="${opt#--list-}"
2208 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2209 NAME=${NAME%s}
2210 eval show_list $NAME \$$(toupper $NAME)_LIST
2211 ;;
2212 --help|-h) show_help
2213 ;;
2214 *)
2215 optname="${opt%%=*}"
2216 optname="${optname#--}"
2217 optname=$(echo "$optname" | sed 's/-/_/g')
2218 if is_in $optname $CMDLINE_SET; then
2219 eval $optname='$optval'
2220 elif is_in $optname $CMDLINE_APPEND; then
2221 append $optname "$optval"
2222 else
2223 die_unknown $opt
2224 fi
2225 ;;
7483e694 2226 esac
c597172e
MR
2227done
2228
bcea99bb
MR
2229disabled logging && logfile=/dev/null
2230
29ba0911 2231echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2232set >> $logfile
2233
9da6609f
MR
2234test -n "$cross_prefix" && enable cross_compile
2235
8d4c00ed
MR
2236if enabled cross_compile; then
2237 test -n "$arch" && test -n "$target_os" ||
2238 die "Must specify target arch and OS when cross-compiling"
2239fi
2240
121d78d0 2241ar_default="${cross_prefix}${ar_default}"
11e6d03a 2242cc_default="${cross_prefix}${cc_default}"
20e0ed95 2243nm_default="${cross_prefix}${nm_default}"
3f8040db 2244pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2245ranlib="${cross_prefix}${ranlib}"
e52567c2 2246strip="${cross_prefix}${strip}"
adb2b908 2247
c5200f17
MR
2248sysinclude_default="${sysroot}/usr/include"
2249
aeeb782c 2250case "$toolchain" in
0fbb62a8
LB
2251 clang-asan)
2252 cc_default="clang"
19f251a2
LB
2253 add_cflags -fsanitize=address
2254 add_ldflags -fsanitize=address
0fbb62a8
LB
2255 ;;
2256 clang-tsan)
2257 cc_default="clang"
19f251a2
LB
2258 add_cflags -fsanitize=thread -pie
2259 add_ldflags -fsanitize=thread -pie
0fbb62a8 2260 ;;
0ba49d28
LB
2261 gcc-asan)
2262 cc_default="gcc"
2263 add_cflags -fsanitize=address
2264 add_ldflags -fsanitize=address
2265 ;;
2266 gcc-tsan)
2267 cc_default="gcc"
2268 add_cflags -fsanitize=thread -pie -fPIC
2269 add_ldflags -fsanitize=thread -pie -fPIC
2270 ;;
edfe609f
LB
2271 valgrind-massif)
2272 target_exec_default="valgrind"
2273 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2274 ;;
b1ee8eec
RT
2275 valgrind-memcheck)
2276 target_exec_default="valgrind"
2277 target_exec_args="--track-origins=yes --leak-check=full"
2278 ;;
aeeb782c
MR
2279 msvc)
2280 cc_default="c99wrap cl"
2281 ld_default="c99wrap link"
2282 nm_default="dumpbin -symbols"
ac3a9b51 2283 ar_default="lib"
53e8cd68 2284 target_os_default="win32"
aeeb782c 2285 ;;
322e4194
AS
2286 icl)
2287 cc_default="c99wrap -noconv icl"
2288 ld_default="c99wrap xilink"
2289 nm_default="dumpbin -symbols"
2290 ar_default="xilib"
2291 target_os_default="win32"
2292 ;;
a862c7d3
RT
2293 gcov)
2294 add_cflags -fprofile-arcs -ftest-coverage
2295 add_ldflags -fprofile-arcs -ftest-coverage
2296 ;;
e7891305
LB
2297 hardened)
2298 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2299 add_ldflags -Wl,-z,relro -Wl,-z,now
2300 ;;
aeeb782c
MR
2301 ?*)
2302 die "Unknown toolchain $toolchain"
2303 ;;
2304esac
2305
b1ee8eec 2306set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2307enabled cross_compile || host_cc_default=$cc
2308set_default host_cc
13c7df3d 2309
762f95e4
MR
2310if ! $pkg_config --version >/dev/null 2>&1; then
2311 warn "$pkg_config not found, library detection may fail."
2312 pkg_config=false
2313fi
2314
82bb3329
MR
2315exesuf() {
2316 case $1 in
53e8cd68 2317 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2318 esac
2319}
2320
2321EXESUF=$(exesuf $target_os)
2322HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2323
e4e69e0b 2324# set temporary file name
a49d42c2 2325: ${TMPDIR:=$TEMPDIR}
c51fafa1 2326: ${TMPDIR:=$TMP}
a49d42c2 2327: ${TMPDIR:=/tmp}
e4e69e0b 2328
a210bce2 2329if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2330 # simple replacement for missing mktemp
2331 # NOT SAFE FOR GENERAL USE
2332 mktemp(){
09a5c245 2333 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2334 }
2335fi
2336
2337tmpfile(){
2338 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2339 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2340 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2341 append TMPFILES $tmp
2342 eval $1=$tmp
2343}
2344
2345trap 'rm -f -- $TMPFILES' EXIT
54460a83 2346
55127e7b 2347tmpfile TMPASM .asm
3e0b1c9a
DB
2348tmpfile TMPC .c
2349tmpfile TMPE $EXESUF
2350tmpfile TMPH .h
2351tmpfile TMPO .o
2352tmpfile TMPS .S
2353tmpfile TMPSH .sh
2354tmpfile TMPV .ver
54460a83
MR
2355
2356unset -f mktemp
e4e69e0b 2357
fb3c4ffc
MR
2358chmod +x $TMPE
2359
993f2d0f
MR
2360# make sure we can execute files in $TMPDIR
2361cat > $TMPSH 2>> $logfile <<EOF
2362#! /bin/sh
2363EOF
2364chmod +x $TMPSH >> $logfile 2>&1
2365if ! $TMPSH >> $logfile 2>&1; then
2366 cat <<EOF
2367Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2368variable to another directory and make sure that it is not mounted noexec.
2369EOF
2370 die "Sanity test failed."
2371fi
993f2d0f 2372
457cc333
MR
2373ccc_flags(){
2374 for flag; do
2375 case $flag in
2376 -std=c99) echo -c99 ;;
2377 -mcpu=*) echo -arch ${flag#*=} ;;
2378 -mieee) echo -ieee ;;
2379 -O*|-fast) echo $flag ;;
2380 -fno-math-errno) echo -assume nomath_errno ;;
2381 -g) echo -g3 ;;
2382 -Wall) echo -msg_enable level2 ;;
2383 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2384 -Wl,*) echo $flag ;;
2385 -f*|-W*) ;;
2386 *) echo $flag ;;
2387 esac
2388 done
2389}
2390
e5d45e02
LB
2391cparser_flags(){
2392 for flag; do
2393 case $flag in
2394 -Wno-switch) echo -Wno-switch-enum ;;
2395 -Wno-format-zero-length) ;;
2396 -Wdisabled-optimization) ;;
2397 -Wno-pointer-sign) echo -Wno-other ;;
2398 *) echo $flag ;;
2399 esac
2400 done
2401}
2402
14fb9d3d 2403msvc_common_flags(){
dfa559bc
RB
2404 for flag; do
2405 case $flag in
14fb9d3d
AS
2406 # In addition to specifying certain flags under the compiler
2407 # specific filters, they must be specified here as well or else the
2408 # generic catch all at the bottom will print the original flag.
2409 -Wall) ;;
2410 -std=c99) ;;
2411 # Common flags
9f4a16c5 2412 -fomit-frame-pointer) ;;
dfa559bc 2413 -g) echo -Z7 ;;
dfa559bc
RB
2414 -fno-math-errno) ;;
2415 -fno-common) ;;
2416 -fno-signed-zeros) ;;
50640977 2417 -fPIC) ;;
9f30fb5a
MS
2418 -mthumb) ;;
2419 -march=*) ;;
dfa559bc 2420 -lz) echo zlib.lib ;;
bd680c7b
DB
2421 -lavifil32) echo vfw32.lib ;;
2422 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2423 -l*) echo ${flag#-l}.lib ;;
2424 *) echo $flag ;;
2425 esac
2426 done
2427}
2428
14fb9d3d
AS
2429msvc_flags(){
2430 msvc_common_flags "$@"
2431 for flag; do
2432 case $flag in
ace87c19 2433 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2434 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2435 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2436 -wd4273 ;;
14fb9d3d
AS
2437 esac
2438 done
2439}
2440
2441icl_flags(){
2442 msvc_common_flags "$@"
2443 for flag; do
2444 case $flag in
2445 # Despite what Intel's documentation says -Wall, which is supported
2446 # on Windows, does enable remarks so disable them here.
2447 -Wall) echo $flag -Qdiag-disable:remark ;;
2448 -std=c99) echo -Qstd=c99 ;;
2449 esac
2450 done
2451}
2452
d0c6d424
MR
2453pgi_flags(){
2454 for flag; do
2455 case $flag in
643933f5 2456 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2457 -fomit-frame-pointer) echo -Mnoframe ;;
2458 -g) echo -gopt ;;
2459 *) echo $flag ;;
2460 esac
2461 done
2462}
2463
2464suncc_flags(){
2465 for flag; do
2466 case $flag in
2467 -march=*|-mcpu=*)
2468 case "${flag#*=}" in
2469 native) echo -xtarget=native ;;
2470 v9|niagara) echo -xarch=sparc ;;
2471 ultrasparc) echo -xarch=sparcvis ;;
2472 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2473 i586|pentium) echo -xchip=pentium ;;
2474 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2475 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2476 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2477 pentium4*) echo -xtarget=pentium4 ;;
2478 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2479 *-sse3) echo -xarch=sse3 ;;
2480 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2481 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2482 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2483 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2484 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2485 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2486 echo -xarch=sse2a ;;
2487 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2488 esac
2489 ;;
2490 -std=c99) echo -xc99 ;;
2491 -fomit-frame-pointer) echo -xregs=frameptr ;;
2492 -fPIC) echo -KPIC -xcode=pic32 ;;
2493 -W*,*) echo $flag ;;
5e753ed5
SM
2494 -f*-*|-W*|-mimpure-text) ;;
2495 -shared) echo -G ;;
d0c6d424
MR
2496 *) echo $flag ;;
2497 esac
2498 done
2499}
2500
2501tms470_flags(){
2502 for flag; do
2503 case $flag in
2504 -march=*|-mcpu=*)
2505 case "${flag#*=}" in
2506 armv7-a|cortex-a*) echo -mv=7a8 ;;
2507 armv7-r|cortex-r*) echo -mv=7r4 ;;
2508 armv7-m|cortex-m*) echo -mv=7m3 ;;
2509 armv6*|arm11*) echo -mv=6 ;;
2510 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2511 echo -mv=5e ;;
2512 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2513 esac
2514 ;;
2515 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2516 -mfpu=vfp) echo --float_support=vfpv2 ;;
2517 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2518 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2519 -msoft-float) echo --float_support=vfplib ;;
2520 -O[0-3]|-mf=*) echo $flag ;;
2521 -g) echo -g -mn ;;
2522 -pds=*) echo $flag ;;
ad93dccb
MR
2523 -D*|-I*) echo $flag ;;
2524 --gcc|--abi=*) echo $flag ;;
2525 -me) echo $flag ;;
d0c6d424
MR
2526 esac
2527 done
2528}
2529
a758c5e2
MR
2530probe_cc(){
2531 pfx=$1
2532 _cc=$2
2533
8db73c61
MR
2534 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2535 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2536 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2537 _flags_filter=echo
2538
2539 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2540 _type=llvm_gcc
2541 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2542 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2543 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2544 _cflags_speed='-O3'
2545 _cflags_size='-Os'
2546 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2547 _type=gcc
2548 gcc_version=$($_cc --version | head -n1)
2549 gcc_basever=$($_cc -dumpversion)
2550 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2551 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2552 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2553 if ! $_cc -dumpversion | grep -q '^2\.'; then
2554 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2555 fi
2556 _cflags_speed='-O3'
2557 _cflags_size='-Os'
b2d688ea 2558 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2559 _type=icc
2560 _ident=$($_cc --version | head -n1)
2561 _depflags='-MMD'
2562 _cflags_speed='-O3'
2563 _cflags_size='-Os'
2564 _cflags_noopt='-O1'
2565 elif $_cc -v 2>&1 | grep -q xlc; then
2566 _type=xlc
2567 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2568 _cflags_speed='-O5'
2569 _cflags_size='-O5 -qcompact'
2570 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2571 _type=ccc
2572 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2573 _DEPFLAGS='-M'
a758c5e2
MR
2574 _cflags_speed='-fast'
2575 _cflags_size='-O1'
457cc333 2576 _flags_filter=ccc_flags
a758c5e2
MR
2577 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2578 test -d "$sysroot" || die "No valid sysroot specified."
2579 _type=armcc
2580 _ident=$($_cc --vsn | head -n1)
2581 armcc_conf="$PWD/armcc.conf"
2582 $_cc --arm_linux_configure \
2583 --arm_linux_config_file="$armcc_conf" \
2584 --configure_sysroot="$sysroot" \
2585 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2586 die "Error creating armcc configuration file."
2587 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2588 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2589 as_default="${cross_prefix}gcc"
2590 _depflags='-MMD'
2591 _cflags_speed='-O3'
2592 _cflags_size='-Os'
0122118e 2593 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2594 _type=tms470
2595 _ident=$($_cc -version | head -n1 | tr -s ' ')
2596 _flags='--gcc --abi=eabi -me'
18031c49 2597 _cc_e='-ppl -fe=$@'
a758c5e2 2598 _cc_o='-fe=$@'
a758c5e2
MR
2599 _depflags='-ppa -ppd=$(@:.o=.d)'
2600 _cflags_speed='-O3 -mf=5'
2601 _cflags_size='-O3 -mf=2'
2602 _flags_filter=tms470_flags
2603 elif $_cc -v 2>&1 | grep -q clang; then
2604 _type=clang
2605 _ident=$($_cc --version | head -n1)
2606 _depflags='-MMD'
2607 _cflags_speed='-O3'
2608 _cflags_size='-Os'
2609 elif $_cc -V 2>&1 | grep -q Sun; then
2610 _type=suncc
2611 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2612 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2613 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2614 _ldflags='-std=c99'
2615 _cflags_speed='-O5'
2616 _cflags_size='-O5 -xspace'
2617 _flags_filter=suncc_flags
2618 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2619 _type=pathscale
2620 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2621 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2622 _cflags_speed='-O2'
2623 _cflags_size='-Os'
2624 _flags_filter='filter_out -Wdisabled-optimization'
2625 elif $_cc -v 2>&1 | grep -q Open64; then
2626 _type=open64
2627 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2628 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2629 _cflags_speed='-O2'
2630 _cflags_size='-Os'
2631 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2632 elif $_cc -V 2>&1 | grep -q Portland; then
2633 _type=pgi
2634 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2635 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2636 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2637 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2638 _cflags_noopt="-O1"
2639 _flags_filter=pgi_flags
dfa559bc
RB
2640 elif $_cc 2>&1 | grep -q Microsoft; then
2641 _type=msvc
2642 _ident=$($cc 2>&1 | head -n1)
2643 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2644 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2645 _cflags_speed="-O2"
2646 _cflags_size="-O1"
ace87c19
DB
2647 # Nonstandard output options, to avoid msys path conversion issues.
2648 # Relies on wrapper to remap it.
dfa559bc
RB
2649 if $_cc 2>&1 | grep -q Linker; then
2650 _ld_o='-out $@'
2651 else
2652 _ld_o='-Fe$@'
2653 fi
2654 _cc_o='-Fo $@'
a224b2cb 2655 _cc_e='-P -Fi $@'
dfa559bc
RB
2656 _flags_filter=msvc_flags
2657 _ld_lib='lib%.a'
2658 _ld_path='-libpath:'
2659 _flags='-nologo'
09f2581d 2660 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2661 if [ $pfx = hostcc ]; then
6a0200f2 2662 append _cflags -Dsnprintf=_snprintf
dfa559bc 2663 fi
322e4194
AS
2664 elif $_cc 2>&1 | grep -q Intel; then
2665 _type=icl
2666 _ident=$($cc 2>&1 | head -n1)
2667 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2668 # Not only is O3 broken on 13.x+ but it is slower on all previous
2669 # versions (tested) as well.
322e4194
AS
2670 _cflags_speed="-O2"
2671 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2672 # Nonstandard output options, to avoid msys path conversion issues.
2673 # Relies on wrapper to remap it.
322e4194
AS
2674 if $_cc 2>&1 | grep -q Linker; then
2675 _ld_o='-out $@'
2676 else
2677 _ld_o='-Fe$@'
2678 fi
2679 _cc_o='-Fo $@'
2680 _cc_e='-P'
14fb9d3d 2681 _flags_filter=icl_flags
322e4194
AS
2682 _ld_lib='lib%.a'
2683 _ld_path='-libpath:'
ace87c19 2684 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2685 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2686 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2687 # with MSVC which enables it by default.
e0d6e2fc 2688 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2689 if [ $pfx = hostcc ]; then
2690 append _cflags -Dsnprintf=_snprintf
2691 fi
e5d45e02
LB
2692 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2693 _type=cparser
2694 _ident=$($_cc --version | head -n1)
2695 _depflags='-MMD'
2696 _cflags_speed='-O4'
2697 _cflags_size='-O2'
2698 _flags_filter=cparser_flags
aef6bd1b 2699 fi
a758c5e2
MR
2700
2701 eval ${pfx}_type=\$_type
2702 eval ${pfx}_ident=\$_ident
2703}
2704
2705set_ccvars(){
23565c26 2706 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2707 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2708 eval ${1}_O=\${_cc_o-\${${1}_O}}
2709
2710 if [ -n "$_depflags" ]; then
2711 eval ${1}_DEPFLAGS=\$_depflags
2712 else
2713 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2714 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2715 eval DEP${1}FLAGS=\$_flags
2716 fi
2717}
2718
2719probe_cc cc "$cc"
2720cflags_filter=$_flags_filter
2721cflags_speed=$_cflags_speed
2722cflags_size=$_cflags_size
2723cflags_noopt=$_cflags_noopt
2724add_cflags $_flags $_cflags
2725cc_ldflags=$_ldflags
2726set_ccvars CC
2727
2728probe_cc hostcc "$host_cc"
2729host_cflags_filter=$_flags_filter
a758c5e2 2730add_host_cflags $_flags $_cflags
a758c5e2 2731set_ccvars HOSTCC
629687f6 2732
851ffa80
MR
2733test -n "$cc_type" && enable $cc_type ||
2734 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2735
75bafbac 2736: ${as_default:=$cc}
50567afa 2737: ${dep_cc_default:=$cc}
684b28e0 2738: ${ld_default:=$cc}
095792f2
MR
2739: ${host_ld_default:=$host_cc}
2740set_default ar as dep_cc ld host_ld
75800dce 2741
a758c5e2
MR
2742probe_cc as "$as"
2743asflags_filter=$_flags_filter
2744add_asflags $_flags $_cflags
2745set_ccvars AS
2746
2747probe_cc ld "$ld"
2748ldflags_filter=$_flags_filter
2749add_ldflags $_flags $_ldflags
2750test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2751LD_O=${_ld_o-$LD_O}
8db73c61
MR
2752LD_LIB=${_ld_lib-$LD_LIB}
2753LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2754
095792f2
MR
2755probe_cc hostld "$host_ld"
2756host_ldflags_filter=$_flags_filter
2757add_host_ldflags $_flags $_ldflags
2758HOSTLD_O=${_ld_o-$HOSTLD_O}
2759
a758c5e2
MR
2760if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2761 probe_cc depcc "$dep_cc"
2762 CCDEP=${_DEPCMD:-$DEPCMD}
2763 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2764 DEPCCFLAGS=$_flags
2765fi
07dec06e 2766
3dbc777c
MR
2767if $ar 2>&1 | grep -q Microsoft; then
2768 arflags="-nologo"
2769 ar_o='-out:$@'
2770elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2771 arflags="rq"
2772 ar_o='$@'
4822ee3c
DB
2773elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2774 arflags='-Xany -r -c'
2775 ar_o='$@'
3dbc777c
MR
2776else
2777 arflags="rc"
2778 ar_o='$@'
2779fi
2780
7f32f40c 2781add_cflags $extra_cflags
2f2e6c7c 2782add_asflags $extra_cflags
7f32f40c 2783
154d432c
MR
2784if test -n "$sysroot"; then
2785 case "$cc_type" in
00ba041c 2786 gcc|llvm_gcc|clang)
467256f2 2787 add_cppflags --sysroot="$sysroot"
154d432c
MR
2788 add_ldflags --sysroot="$sysroot"
2789 ;;
6fec122a
MR
2790 tms470)
2791 add_cppflags -I"$sysinclude"
2792 add_ldflags --sysroot="$sysroot"
2793 ;;
154d432c
MR
2794 esac
2795fi
2796
d22c13a8 2797if test "$cpu" = host; then
ace87c19
DB
2798 enabled cross_compile &&
2799 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2800
2801 case "$cc_type" in
613a4e3f 2802 gcc|llvm_gcc)
d22c13a8
MR
2803 check_native(){
2804 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2805 sed -n "/cc1.*$1=/{
27ce1be8
MR
2806 s/.*$1=\\([^ ]*\\).*/\\1/
2807 p
2808 q
2809 }" $TMPE
d22c13a8
MR
2810 }
2811 cpu=$(check_native -march || check_native -mcpu)
2812 ;;
2813 esac
2814
ace87c19
DB
2815 test "${cpu:-host}" = host &&
2816 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2817fi
2818
e939cedd
MR
2819# Deal with common $arch aliases
2820case "$arch" in
5873b623
MR
2821 aarch64|arm64)
2822 arch="aarch64"
2823 ;;
e939cedd
MR
2824 arm*)
2825 arch="arm"
2826 ;;
2acda282 2827 mips*|IP*)
e939cedd
MR
2828 arch="mips"
2829 ;;
a6e9d649 2830 parisc*|hppa*)
e939cedd
MR
2831 arch="parisc"
2832 ;;
56203596 2833 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2834 arch="ppc"
2835 ;;
e939cedd
MR
2836 s390|s390x)
2837 arch="s390"
2838 ;;
2839 sh4|sh)
2840 arch="sh4"
2841 ;;
4cd217c0 2842 sun4u|sparc*)
e939cedd 2843 arch="sparc"
e939cedd 2844 ;;
c75848cd
DB
2845 tilegx|tile-gx)
2846 arch="tilegx"
2847 ;;
d33ed7b3 2848 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2849 arch="x86"
2850 ;;
2851esac
2852
851ffa80 2853is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2854enable $arch
e939cedd 2855
df5cdc24 2856# Add processor-specific flags
9ebd45c2 2857if enabled aarch64; then
33db40f8
MR
2858
2859 case $cpu in
2860 armv*)
2861 cpuflags="-march=$cpu"
2862 ;;
2863 *)
2864 cpuflags="-mcpu=$cpu"
2865 ;;
2866 esac
2867
2868elif enabled alpha; then
2869
2870 cpuflags="-mcpu=$cpu"
2871
2872elif enabled arm; then
2873
1234c66a
MR
2874 check_arm_arch() {
2875 check_cpp_condition stddef.h \
2876 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2877 $cpuflags
2878 }
2879
2880 probe_arm_arch() {
2881 if check_arm_arch 4; then echo armv4;
2882 elif check_arm_arch 4T; then echo armv4t;
2883 elif check_arm_arch 5; then echo armv5;
2884 elif check_arm_arch 5E; then echo armv5e;
2885 elif check_arm_arch 5T; then echo armv5t;
2886 elif check_arm_arch 5TE; then echo armv5te;
2887 elif check_arm_arch 5TEJ; then echo armv5te;
2888 elif check_arm_arch 6; then echo armv6;
2889 elif check_arm_arch 6J; then echo armv6j;
2890 elif check_arm_arch 6K; then echo armv6k;
2891 elif check_arm_arch 6Z; then echo armv6z;
2892 elif check_arm_arch 6ZK; then echo armv6zk;
2893 elif check_arm_arch 6T2; then echo armv6t2;
2894 elif check_arm_arch 7; then echo armv7;
2895 elif check_arm_arch 7A 7_A; then echo armv7-a;
2896 elif check_arm_arch 7R 7_R; then echo armv7-r;
2897 elif check_arm_arch 7M 7_M; then echo armv7-m;
2898 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2899 elif check_arm_arch 8A 8_A; then echo armv8-a;
2900 fi
2901 }
2902
2903 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2904
33db40f8
MR
2905 case $cpu in
2906 armv*)
2907 cpuflags="-march=$cpu"
2908 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2909 ;;
2910 *)
2911 cpuflags="-mcpu=$cpu"
2912 case $cpu in
2913 cortex-a*) subarch=armv7a ;;
2914 cortex-r*) subarch=armv7r ;;
2915 cortex-m*) enable thumb; subarch=armv7m ;;
2916 arm11*) subarch=armv6 ;;
2917 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2918 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2919 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2920 esac
2921 ;;
2922 esac
2923
f0fe245b
MR
2924 case "$subarch" in
2925 armv5t*) enable fast_clz ;;
2926 armv[6-8]*) enable fast_clz fast_unaligned ;;
2927 esac
2928
33db40f8
MR
2929elif enabled avr32; then
2930
2931 case $cpu in
2932 ap7[02]0[0-2])
2933 subarch="avr32_ap"
2934 cpuflags="-mpart=$cpu"
2935 ;;
2936 ap)
2937 subarch="avr32_ap"
2938 cpuflags="-march=$cpu"
2939 ;;
2940 uc3[ab]*)
2941 subarch="avr32_uc"
2942 cpuflags="-mcpu=$cpu"
2943 ;;
2944 uc)
2945 subarch="avr32_uc"
2946 cpuflags="-march=$cpu"
2947 ;;
2948 esac
2949
2950elif enabled bfin; then
2951
2952 cpuflags="-mcpu=$cpu"
2953
2954elif enabled mips; then
2955
2956 cpuflags="-march=$cpu"
2957
5d54c126 2958elif enabled ppc; then
343aef9b 2959
56348891
MR
2960 case $(tolower $cpu) in
2961 601|ppc601|powerpc601)
9dbd5c3d 2962 cpuflags="-mcpu=601"
64ad53ff 2963 disable altivec
9dbd5c3d 2964 ;;
56348891 2965 603*|ppc603*|powerpc603*)
9dbd5c3d 2966 cpuflags="-mcpu=603"
64ad53ff 2967 disable altivec
9dbd5c3d 2968 ;;
56348891 2969 604*|ppc604*|powerpc604*)
9dbd5c3d 2970 cpuflags="-mcpu=604"
64ad53ff 2971 disable altivec
9dbd5c3d 2972 ;;
56348891 2973 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2974 cpuflags="-mcpu=750"
64ad53ff 2975 disable altivec
9dbd5c3d 2976 ;;
56348891 2977 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2978 cpuflags="-mcpu=7450"
9dbd5c3d 2979 ;;
56348891 2980 74*|ppc74*|powerpc74*)
7f1fcaf0 2981 cpuflags="-mcpu=7400"
9dbd5c3d 2982 ;;
313f9fbf 2983 g5|970|ppc970|powerpc970)
7f1fcaf0 2984 cpuflags="-mcpu=970"
9dbd5c3d 2985 ;;
313f9fbf 2986 power[3-7]*)
7f1fcaf0 2987 cpuflags="-mcpu=$cpu"
313f9fbf 2988 ;;
56348891 2989 cell)
9dbd5c3d
MR
2990 cpuflags="-mcpu=cell"
2991 enable ldbrx
2992 ;;
4ab26cb4
DB
2993 e500mc)
2994 cpuflags="-mcpu=e500mc"
2995 disable altivec
2996 ;;
7b0b81a1
AL
2997 e500v2)
2998 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2999 disable altivec
3000 ;;
3001 e500)
3002 cpuflags="-mcpu=8540 -mhard-float"
3003 disable altivec
3004 ;;
9dbd5c3d 3005 esac
343aef9b 3006
33db40f8
MR
3007elif enabled sparc; then
3008
3009 case $cpu in
3010 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3011 cpuflags="-mcpu=$cpu"
3012 disable vis
3013 ;;
3014 ultrasparc*|niagara[234])
3015 cpuflags="-mcpu=$cpu"
3016 ;;
3017 esac
3018
343aef9b
MR
3019elif enabled x86; then
3020
9dbd5c3d
MR
3021 case $cpu in
3022 i[345]86|pentium)
3023 cpuflags="-march=$cpu"
3024 disable mmx
3025 ;;
f54b5505 3026 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3027 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3028 cpuflags="-march=$cpu"
f54b5505 3029 disable i686
9dbd5c3d 3030 ;;
f54b5505 3031 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3032 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3033 cpuflags="-march=$cpu"
f54b5505 3034 enable i686
9dbd5c3d
MR
3035 enable fast_cmov
3036 ;;
3037 # targets that do support conditional mov but on which it's slow
3038 pentium4|pentium4m|prescott|nocona)
3039 cpuflags="-march=$cpu"
f54b5505 3040 enable i686
9dbd5c3d
MR
3041 disable fast_cmov
3042 ;;
3043 esac
343aef9b 3044
343aef9b
MR
3045fi
3046
9ebd45c2
MR
3047if [ "$cpu" != generic ]; then
3048 add_cflags $cpuflags
3049 add_asflags $cpuflags
3050fi
df5cdc24 3051
993f2d0f
MR
3052# compiler sanity check
3053check_exec <<EOF
3054int main(void){ return 0; }
3055EOF
3056if test "$?" != 0; then
3057 echo "$cc is unable to create an executable file."
3058 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3059 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3060 echo "Only do this if you know what cross compiling means."
3061 fi
3062 die "C compiler test failed."
3063fi
3064
046f081b 3065add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3066check_cflags -std=c99
50a334e4 3067check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3068#include <stdlib.h>
3069EOF
50a334e4 3070check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3071#include <stdlib.h>
3072EOF
e9b9a2f8 3073
f0125de9 3074check_host_cflags -std=c99
0a6db2a2 3075check_host_cflags -Wall
f0125de9 3076
d4c99513
MR
3077check_64bit(){
3078 arch32=$1
3079 arch64=$2
3080 expr=$3
3081 check_code cc "" "int test[2*($expr) - 1]" &&
3082 subarch=$arch64 || subarch=$arch32
3083}
3084
b24dbcbd 3085case "$arch" in
d11cb13b 3086 aarch64|alpha|ia64)
2acda282
MR
3087 spic=$shared
3088 ;;
3089 mips)
3090 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3091 spic=$shared
b24dbcbd 3092 ;;
a6e9d649
MR
3093 parisc)
3094 check_64bit parisc parisc64 'sizeof(void *) > 4'
3095 spic=$shared
3096 ;;
56203596
MR
3097 ppc)
3098 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3099 spic=$shared
56203596 3100 ;;
4cd217c0
MR
3101 sparc)
3102 check_64bit sparc sparc64 'sizeof(void *) > 4'
3103 spic=$shared
3104 ;;
e939cedd 3105 x86)
d4c99513 3106 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3107 if test "$subarch" = "x86_64"; then
e939cedd 3108 spic=$shared
de27f4d9 3109 fi
b24dbcbd 3110 ;;
b24dbcbd
RP
3111esac
3112
343aef9b 3113enable $subarch
b1803c79 3114enabled spic && enable_weak pic
b24dbcbd 3115
7483e694 3116# OS specific
4f854758 3117case $target_os in
d3635f3a 3118 aix)
80ade798 3119 SHFLAGS=-shared
d3635f3a 3120 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3121 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3122 ;;
a1629e28 3123 haiku)
63ae7e7c 3124 prefix_default="/boot/common"
108caaaa 3125 network_extralibs="-lnetwork"
f59c4bd6 3126 host_libs=
a1629e28 3127 ;;
7483e694 3128 sunos)
9987769a 3129 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3130 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3131 network_extralibs="-lsocket -lnsl"
779222db 3132 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3133 # When using suncc to build, the Solaris linker will mark
3134 # an executable with each instruction set encountered by
3135 # the Solaris assembler. As our libraries contain their own
3136 # guards for processor-specific code, instead suppress
3137 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3138 enabled_all suncc x86 &&
3139 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3140 add_ldflags -Wl,-M,mapfile
2a8a860a 3141 nm_default='nm -P -g'
7483e694
DB
3142 ;;
3143 netbsd)
a1e4b3f6 3144 disable symver
07a8eef6
MR
3145 oss_indev_extralibs="-lossaudio"
3146 oss_outdev_extralibs="-lossaudio"
7483e694 3147 ;;
d488c3bc 3148 openbsd|bitrig)
a1e4b3f6 3149 disable symver
7483e694 3150 SHFLAGS='-shared'
69dca3a4 3151 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3152 SLIB_INSTALL_LINKS=
07a8eef6
MR
3153 oss_indev_extralibs="-lossaudio"
3154 oss_outdev_extralibs="-lossaudio"
7483e694 3155 ;;
a1e4b3f6 3156 dragonfly)
a1e4b3f6
MR
3157 disable symver
3158 ;;
3159 freebsd)
7483e694
DB
3160 ;;
3161 bsd/os)
355d81df 3162 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3163 ;;
3164 darwin)
301ab19d 3165 gas="gas-preprocessor.pl $cc"
e08b8239 3166 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3167 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3168 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3169 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3170 SLIBSUF=".dylib"
3171 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3172 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3173 objformat="macho"
1b0f6fb8 3174 enabled x86_64 && objformat="macho64"
8dfa86f7 3175 enabled_any pic shared ||
2704bd1a 3176 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3177 ;;
3178 mingw32*)
9d3f4f50 3179 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3180 disable network
3181 else
3182 target_os=mingw32
3183 fi
dcc01c06 3184 LIBTARGET=i386
1fc9fb8a 3185 if enabled x86_64; then
417516f6 3186 LIBTARGET="i386:x86-64"
336cc1b0 3187 elif enabled arm; then
15c5156d 3188 LIBTARGET=arm-wince
dcc01c06 3189 fi
225a5f91
AS
3190 check_ldflags -Wl,--nxcompat
3191 check_ldflags -Wl,--dynamicbase
fbd971a4 3192 shlibdir_default="$bindir_default"
7483e694
DB
3193 SLIBPREF=""
3194 SLIBSUF=".dll"
7483e694
DB
3195 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3196 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3197 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3198 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3199 SLIB_INSTALL_LINKS=
3200 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3201 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3202 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3203 objformat="win32"
ec10a9ab 3204 dlltool="${cross_prefix}dlltool"
a3222470 3205 ranlib=:
bc574408 3206 enable dos_paths
7483e694 3207 ;;
53e8cd68 3208 win32|win64)
d66c52c2
MS
3209 if enabled shared; then
3210 # Link to the import library instead of the normal static library
3211 # for shared libs.
3212 LD_LIB='%.lib'
e2cd766c 3213 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3214 disable static
3215 fi
3216 shlibdir_default="$bindir_default"
3217 SLIBPREF=""
3218 SLIBSUF=".dll"
3219 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3220 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3221 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3222 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3223 SLIB_INSTALL_LINKS=
3224 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3225 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3226 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3227 objformat="win32"
3228 ranlib=:
3229 enable dos_paths
3230 ;;
7483e694 3231 cygwin*)
4f854758 3232 target_os=cygwin
fbd971a4 3233 shlibdir_default="$bindir_default"
7483e694
DB
3234 SLIBPREF="cyg"
3235 SLIBSUF=".dll"
3236 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3237 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3238 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3239 SLIB_INSTALL_LINKS=
3240 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3241 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3242 objformat="win32"
bc574408 3243 enable dos_paths
7483e694 3244 ;;
4f365f37 3245 *-dos|freedos|opendos)
4f365f37 3246 network_extralibs="-lsocket"
ff1c015d 3247 objformat="coff"
bc574408 3248 enable dos_paths
a7a187a1 3249 add_cppflags -U__STRICT_ANSI__
4f365f37 3250 ;;
7483e694 3251 linux)
7483e694
DB
3252 enable dv1394
3253 ;;
3254 irix*)
4f854758 3255 target_os=irix
7483e694
DB
3256 ranlib="echo ignoring ranlib"
3257 ;;
d22e8442 3258 os/2*)
d22e8442 3259 ln_s="cp -f"
9297f1ed 3260 objformat="aout"
e14574eb 3261 add_cppflags -D_GNU_SOURCE
355d81df 3262 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3263 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3264 LIBSUF="_s.a"
d22e8442
DY
3265 SLIBPREF=""
3266 SLIBSUF=".dll"
3267 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3268 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3269 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3270 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3271 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3272 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3273 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3274 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3275 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3276 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3277 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3278 enable dos_paths
d22e8442 3279 ;;
83993c1c 3280 gnu/kfreebsd)
3bd1eacd 3281 add_cppflags -D_BSD_SOURCE
83993c1c 3282 ;;
34e82167 3283 gnu)
34e82167 3284 ;;
d33ed7b3
MR
3285 qnx)
3286 add_cppflags -D_QNX_SOURCE
3287 network_extralibs="-lsocket"
3288 ;;
1c69c79f
MS
3289 symbian)
3290 SLIBSUF=".dll"
3291 enable dos_paths
e3bc07f4
MS
3292 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3293 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3294 add_ldflags -Wl,--target1-abs,--no-undefined \
3295 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3296 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3297 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3298 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3299 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3300 ;;
fdd66609
MR
3301 osf1)
3302 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3303 ;;
741a8b72
MR
3304 minix)
3305 ;;
4ebc6a74
MR
3306 plan9)
3307 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3308 -D_REENTRANT_SOURCE \
3309 -D_RESEARCH_SOURCE \
3310 -DFD_SETSIZE=96 \
3311 -DHAVE_SOCK_OPTS
3312 add_compat strtod.o strtod=avpriv_strtod
3313 network_extralibs='-lbsd'
3314 exeobjs=compat/plan9/main.o
3315 disable avserver