fft-test: Remove possibility of returning restricted exit code
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
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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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DB
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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DB
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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DB
265 --disable-sse2 disable SSE2 optimizations
266 --disable-sse3 disable SSE3 optimizations
06454877 267 --disable-ssse3 disable SSSE3 optimizations
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DB
268 --disable-sse4 disable SSE4 optimizations
269 --disable-sse42 disable SSE4.2 optimizations
87f1355f 270 --disable-avx disable AVX optimizations
79687079 271 --disable-fma4 disable FMA4 optimizations
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272 --disable-armv5te disable armv5te optimizations
273 --disable-armv6 disable armv6 optimizations
274 --disable-armv6t2 disable armv6t2 optimizations
b3267559 275 --disable-vfp disable VFP optimizations
5ea20630 276 --disable-neon disable NEON optimizations
06454877 277 --disable-vis disable VIS optimizations
afb5ed55 278 --disable-inline-asm disable use of inline assembler
06454877 279 --disable-yasm disable use of yasm assembler
06454877 280
070c5d0f 281Developer options (useful when working on Libav itself):
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282 --disable-debug disable debugging symbols
283 --enable-debug=LEVEL set the debug level [$debuglevel]
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284 --disable-optimizations disable compiler optimizations
285 --enable-extra-warnings enable more compiler warnings
52b3cc60 286 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 287 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
288 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
289 should be used only for debugging purposes)
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290 --enable-random randomly enable/disable components
291 --disable-random
292 --enable-random=LIST randomly enable/disable specific components or
293 --disable-random=LIST component groups. LIST is a comma-separated list
294 of NAME[:PROB] entries where NAME is a component
295 (group) and PROB the probability associated with
296 NAME (default 0.5).
297 --random-seed=VALUE seed value for --enable/disable-random
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298
299NOTE: Object files are built at the place where configure is launched.
300EOF
60e8bc13 301 exit 0
74c53c2d 302}
cf9d24ad 303
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304quotes='""'
305
57bd82d4 306log(){
2270b4b2 307 echo "$@" >> $logfile
57bd82d4
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308}
309
720c69da 310log_file(){
c8e9f801 311 log BEGIN $1
2270b4b2 312 pr -n -t $1 >> $logfile
c8e9f801
MR
313 log END $1
314}
315
2ba042a7 316echolog(){
c8e9f801 317 log "$@"
57bd82d4 318 echo "$@"
2ba042a7
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319}
320
7bfc8ae6
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321warn(){
322 log "WARNING: $*"
323 WARNINGS="${WARNINGS}WARNING: $*\n"
324}
325
2ba042a7
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326die(){
327 echolog "$@"
328 cat <<EOF
d326cf7f 329
2ba042a7 330If you think configure made a mistake, make sure you are using the latest
4a6a21f5 331version from Git. If the latest version fails, report the problem to the
5045f6bd 332libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 333EOF
e155a21a 334 if disabled logging; then
2ba042a7 335 cat <<EOF
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336Rerun configure with logging enabled (do not use --disable-logging), and
337include the log this produces with your report.
2ba042a7
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338EOF
339 else
f69f51b3 340 cat <<EOF
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DB
341Include the log file "$logfile" produced by configure as this will help
342solving the problem.
2ba042a7
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343EOF
344 fi
57bd82d4
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345 exit 1
346}
347
6c6007d6 348# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 349toupper(){
6c6007d6 350 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
351}
352
4a5444db 353tolower(){
6c6007d6 354 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
355}
356
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MR
357c_escape(){
358 echo "$*" | sed 's/["\\]/\\\0/g'
359}
360
b04251c5
MR
361sh_quote(){
362 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 363 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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364 echo "$v"
365}
366
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367cleanws(){
368 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
369}
370
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MR
371filter(){
372 pat=$1
373 shift
374 for v; do
98ef6079 375 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
376 done
377}
378
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MR
379filter_out(){
380 pat=$1
381 shift
382 for v; do
383 eval "case $v in $pat) ;; *) echo $v ;; esac"
384 done
385}
386
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387map(){
388 m=$1
389 shift
e0e335a0 390 for v; do eval $m; done
36e2dea0
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391}
392
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393add_suffix(){
394 suffix=$1
395 shift
396 for v; do echo ${v}${suffix}; done
397}
398
a8d04fba
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399set_all(){
400 value=$1
401 shift
402 for var in $*; do
403 eval $var=$value
404 done
405}
406
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407set_weak(){
408 value=$1
409 shift
410 for var; do
411 eval : \${$var:=$value}
412 done
413}
414
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415sanitize_var_name(){
416 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
417}
418
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419set_safe(){
420 var=$1
421 shift
f868b24d 422 eval $(sanitize_var_name "$var")='$*'
3f8040db
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423}
424
425get_safe(){
f868b24d 426 eval echo \$$(sanitize_var_name "$1")
3f8040db
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427}
428
799c9e9b 429pushvar(){
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MS
430 for pvar in $*; do
431 eval level=\${${pvar}_level:=0}
432 eval ${pvar}_${level}="\$$pvar"
433 eval ${pvar}_level=$(($level+1))
799c9e9b
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434 done
435}
436
437popvar(){
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MS
438 for pvar in $*; do
439 eval level=\${${pvar}_level:-0}
799c9e9b
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440 test $level = 0 && continue
441 eval level=$(($level-1))
4d810ad2
MS
442 eval $pvar="\${${pvar}_${level}}"
443 eval ${pvar}_level=$level
444 eval unset ${pvar}_${level}
799c9e9b
MR
445 done
446}
447
a8d04fba
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448enable(){
449 set_all yes $*
450}
451
452disable(){
453 set_all no $*
454}
455
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456enable_weak(){
457 set_weak yes $*
458}
459
460disable_weak(){
461 set_weak no $*
462}
463
72702705 464enable_safe(){
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MR
465 for var; do
466 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
467 done
72702705
MR
468}
469
470disable_safe(){
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471 for var; do
472 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
473 done
72702705
MR
474}
475
f9d328da
MR
476do_enable_deep(){
477 for var; do
478 enabled $var && continue
479 eval sel="\$${var}_select"
c510c7b5
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480 eval sgs="\$${var}_suggest"
481 pushvar var sgs
f9d328da 482 enable_deep $sel
c510c7b5
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483 popvar sgs
484 enable_deep_weak $sgs
f9d328da
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485 popvar var
486 done
487}
488
489enable_deep(){
490 do_enable_deep $*
491 enable $*
492}
493
72a43668 494enable_deep_weak(){
ffb068ce
MS
495 for var; do
496 disabled $var && continue
497 pushvar var
498 do_enable_deep $var
499 popvar var
500 enable_weak $var
501 done
72a43668
MR
502}
503
57bd82d4 504enabled(){
3250003c
MR
505 test "${1#!}" = "$1" && op== || op=!=
506 eval test "x\$${1#!}" $op "xyes"
44161118
MR
507}
508
37970ebf 509disabled(){
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MR
510 test "${1#!}" = "$1" && op== || op=!=
511 eval test "x\$${1#!}" $op "xno"
37970ebf
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512}
513
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514enabled_all(){
515 for opt; do
516 enabled $opt || return 1
517 done
518}
519
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520disabled_all(){
521 for opt; do
522 disabled $opt || return 1
523 done
524}
525
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526enabled_any(){
527 for opt; do
528 enabled $opt && return 0
529 done
530}
531
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532disabled_any(){
533 for opt; do
534 disabled $opt && return 0
535 done
f7b230a7 536 return 1
85bca2c5
DB
537}
538
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MR
539set_default(){
540 for opt; do
88268e94 541 eval : \${$opt:=\$${opt}_default}
c9d19248
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542 done
543}
544
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AJ
545is_in(){
546 value=$1
547 shift
548 for var in $*; do
549 [ $var = $value ] && return 0
550 done
551 return 1
552}
553
d4f8cecc 554do_check_deps(){
30fd06be 555 for cfg; do
3250003c 556 cfg="${cfg#!}"
799c9e9b
MR
557 enabled ${cfg}_checking && die "Circular dependency for $cfg."
558 disabled ${cfg}_checking && continue
559 enable ${cfg}_checking
d4f8cecc 560 append allopts $cfg
799c9e9b 561
30fd06be
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562 eval dep_all="\$${cfg}_deps"
563 eval dep_any="\$${cfg}_deps_any"
7ef3425f 564 eval dep_sel="\$${cfg}_select"
c510c7b5 565 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
566 eval dep_ifa="\$${cfg}_if"
567 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 568
3d7453e0 569 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 570 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 571 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 572
3d7453e0
MR
573 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
574 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
575 enabled_all $dep_all || disable $cfg
576 enabled_any $dep_any || disable $cfg
7ef3425f 577 disabled_any $dep_sel && disable $cfg
799c9e9b 578
4ec45764 579 if enabled $cfg; then
f9d328da 580 enable_deep $dep_sel
c510c7b5 581 enable_deep_weak $dep_sgs
4ec45764
RP
582 fi
583
799c9e9b 584 disable ${cfg}_checking
30fd06be
MR
585 done
586}
587
d4f8cecc
MR
588check_deps(){
589 unset allopts
590
591 do_check_deps "$@"
592
593 for cfg in $allopts; do
594 enabled $cfg || continue
595 eval dep_extralibs="\$${cfg}_extralibs"
596 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
597 done
598}
599
44161118
MR
600print_config(){
601 pfx=$1
72cfcf41
MR
602 files=$2
603 shift 2
f454e879
MR
604 map 'eval echo "$v \${$v:-no}"' "$@" |
605 awk "BEGIN { split(\"$files\", files) }
606 {
607 c = \"$pfx\" toupper(\$1);
608 v = \$2;
609 sub(/yes/, 1, v);
610 sub(/no/, 0, v);
611 for (f in files) {
612 file = files[f];
613 if (file ~ /\\.h\$/) {
614 printf(\"#define %s %d\\n\", c, v) >>file;
615 } else if (file ~ /\\.asm\$/) {
616 printf(\"%%define %s %d\\n\", c, v) >>file;
617 } else if (file ~ /\\.mak\$/) {
d16c4aeb 618 n = -v ? \"\" : \"!\";
f454e879
MR
619 printf(\"%s%s=yes\\n\", n, c) >>file;
620 }
621 }
622 }"
57bd82d4
MR
623}
624
31c0121d 625print_enabled(){
31c0121d
MR
626 suf=$1
627 shift
628 for v; do
9eda2a85 629 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
630 done
631}
632
57bd82d4
MR
633append(){
634 var=$1
635 shift
57bd82d4
MR
636 eval "$var=\"\$$var $*\""
637}
638
60361817
MR
639prepend(){
640 var=$1
641 shift
642 eval "$var=\"$* \$$var\""
643}
644
50a334e4 645add_cppflags(){
cd52ec95 646 append CPPFLAGS "$@"
50a334e4
MR
647}
648
57bd82d4 649add_cflags(){
01d31e16 650 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
651}
652
2f2e6c7c 653add_asflags(){
01d31e16 654 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
655}
656
57bd82d4 657add_ldflags(){
64933b6c 658 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
659}
660
661add_extralibs(){
64933b6c 662 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
663}
664
4cc4b33f
DB
665add_host_cppflags(){
666 append host_cppflags "$@"
667}
668
6c3fa06a
MR
669add_host_cflags(){
670 append host_cflags $($host_cflags_filter "$@")
671}
672
673add_host_ldflags(){
674 append host_ldflags $($host_ldflags_filter "$@")
675}
676
84e65c76
MR
677add_compat(){
678 append compat_objs $1
679 shift
680 map 'add_cppflags -D$v' "$@"
681}
682
b0cfb663 683check_cmd(){
b3cb5d51 684 log "$@"
2270b4b2 685 "$@" >> $logfile 2>&1
b0cfb663
MR
686}
687
b2704a65
MR
688cc_o(){
689 eval printf '%s\\n' $CC_O
690}
691
18031c49
MR
692cc_e(){
693 eval printf '%s\\n' $CC_E
694}
695
dcd479c0 696check_cc(){
57bd82d4 697 log check_cc "$@"
2270b4b2 698 cat > $TMPC
720c69da 699 log_file $TMPC
23565c26 700 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
701}
702
703check_cpp(){
704 log check_cpp "$@"
2270b4b2 705 cat > $TMPC
720c69da 706 log_file $TMPC
18031c49 707 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
708}
709
df0d6341
MR
710as_o(){
711 eval printf '%s\\n' $AS_O
712}
713
f65883c8
MR
714check_as(){
715 log check_as "$@"
7fd90119
MR
716 cat > $TMPS
717 log_file $TMPS
718 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
719}
720
575db883
DB
721check_inline_asm(){
722 log check_inline_asm "$@"
940f335a 723 name="$1"
3784e82e 724 code="$2"
940f335a 725 shift 2
49214f61 726 disable $name
7fd90119 727 check_cc "$@" <<EOF && enable $name
3784e82e 728void foo(void){ __asm__ volatile($code); }
940f335a
MR
729EOF
730}
731
c6ebc9fa
MR
732check_insn(){
733 log check_insn "$@"
734 check_inline_asm ${1}_inline "\"$2\""
735 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
736}
737
304d586d
LM
738check_yasm(){
739 log check_yasm "$@"
740 echo "$1" > $TMPS
741 log_file $TMPS
742 shift 1
743 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
744}
745
29b64b68
MR
746ld_o(){
747 eval printf '%s\\n' $LD_O
748}
749
dcd479c0 750check_ld(){
57bd82d4 751 log check_ld "$@"
66a1ccd7
MR
752 flags=$(filter_out '-l*' "$@")
753 libs=$(filter '-l*' "$@")
01d31e16 754 check_cc $($cflags_filter $flags) || return
64933b6c
MR
755 flags=$($ldflags_filter $flags)
756 libs=$($ldflags_filter $libs)
29b64b68 757 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
758}
759
5adc829e
MR
760check_code(){
761 log check_code "$@"
762 check=$1
763 headers=$2
764 code=$3
765 shift 3
766 {
767 for hdr in $headers; do
768 echo "#include <$hdr>"
769 done
770 echo "int main(void) { $code; return 0; }"
771 } | check_$check "$@"
772}
773
50a334e4
MR
774check_cppflags(){
775 log check_cppflags "$@"
caf458dd 776 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
777int x;
778EOF
779}
780
dcd479c0 781check_cflags(){
57bd82d4 782 log check_cflags "$@"
01d31e16 783 set -- $($cflags_filter "$@")
caf458dd 784 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
785int x;
786EOF
787}
788
2ed46eea
MR
789test_ldflags(){
790 log test_ldflags "$@"
791 check_ld "$@" <<EOF
c23a0ac8 792int main(void){ return 0; }
dcd479c0
MR
793EOF
794}
795
2ed46eea
MR
796check_ldflags(){
797 log check_ldflags "$@"
798 test_ldflags "$@" && add_ldflags "$@"
799}
800
dcd479c0 801check_header(){
57bd82d4 802 log check_header "$@"
dcd479c0
MR
803 header=$1
804 shift
b77df637
MR
805 disable_safe $header
806 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
807#include <$header>
808int x;
809EOF
810}
811
812check_func(){
57bd82d4 813 log check_func "$@"
dcd479c0
MR
814 func=$1
815 shift
d8bc5f06
MR
816 disable $func
817 check_ld "$@" <<EOF && enable $func
dcd479c0 818extern int $func();
c23a0ac8 819int main(void){ $func(); }
dcd479c0
MR
820EOF
821}
822
645d2652 823check_mathfunc(){
6b73c0ae 824 log check_mathfunc "$@"
645d2652 825 func=$1
1aa07aa2
MR
826 narg=$2
827 shift 2
828 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
829 disable $func
830 check_ld "$@" <<EOF && enable $func
831#include <math.h>
1aa07aa2 832float foo(float f, float g) { return $func($args); }
33bd38db 833int main(void){ return 0; }
645d2652
MR
834EOF
835}
836
2446d3d6
DB
837check_func_headers(){
838 log check_func_headers "$@"
f8d7b072 839 headers=$1
edaf1ae2 840 funcs=$2
f8d7b072 841 shift 2
edaf1ae2
MR
842 {
843 for hdr in $headers; do
844 echo "#include <$hdr>"
845 done
846 for func in $funcs; do
847 echo "long check_$func(void) { return (long) $func; }"
848 done
849 echo "int main(void) { return 0; }"
850 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
851}
852
a5344cf7
SS
853check_cpp_condition(){
854 log check_cpp_condition "$@"
855 header=$1
856 condition=$2
f855b7b9 857 shift 2
cd52ec95 858 check_cpp "$@" <<EOF
a5344cf7
SS
859#include <$header>
860#if !($condition)
861#error "unsatisfied condition: $condition"
862#endif
863EOF
864}
865
57bd82d4
MR
866check_lib(){
867 log check_lib "$@"
868 header="$1"
869 func="$2"
870 shift 2
84400e9d 871 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
872}
873
f8d7b072
MR
874check_lib2(){
875 log check_lib2 "$@"
876 headers="$1"
edaf1ae2 877 funcs="$2"
f8d7b072 878 shift 2
edaf1ae2 879 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
880}
881
3f8040db
MR
882check_pkg_config(){
883 log check_pkg_config "$@"
884 pkg="$1"
885 headers="$2"
886 funcs="$3"
887 shift 3
7f9e893f 888 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
889 pkg_cflags=$($pkg_config --cflags $pkg)
890 pkg_libs=$($pkg_config --libs $pkg)
891 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
892 set_safe ${pkg}_cflags $pkg_cflags &&
893 set_safe ${pkg}_libs $pkg_libs
894}
895
dcd479c0 896check_exec(){
2270b4b2 897 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
898}
899
7dfef245 900check_exec_crash(){
5e622c40 901 code=$(cat)
7dfef245
MR
902
903 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
904 # are safe but may not be available everywhere. Thus we use
905 # raise(SIGTERM) instead. The check is run in a subshell so we
906 # can redirect the "Terminated" message from the shell. SIGBUS
907 # is not defined by standard C so it is used conditionally.
908
2270b4b2 909 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
910#include <signal.h>
911static void sighandler(int sig){
912 raise(SIGTERM);
913}
692dd8ed
MR
914int foo(void){
915 $code
916}
9495cd17 917int (*func_ptr)(void) = foo;
e5af4a11 918int main(void){
7dfef245
MR
919 signal(SIGILL, sighandler);
920 signal(SIGFPE, sighandler);
921 signal(SIGSEGV, sighandler);
922#ifdef SIGBUS
923 signal(SIGBUS, sighandler);
924#endif
9495cd17 925 return func_ptr();
7dfef245
MR
926}
927EOF
928}
929
72be9e73
DY
930check_type(){
931 log check_type "$@"
932 headers=$1
933 type=$2
934 shift 2
ae550ce9 935 disable_safe "$type"
5adc829e 936 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
937}
938
14d36751 939check_struct(){
813b82b9 940 log check_struct "$@"
14d36751
MR
941 headers=$1
942 struct=$2
943 member=$3
944 shift 3
945 disable_safe "${struct}_${member}"
5adc829e
MR
946 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
947 enable_safe "${struct}_${member}"
14d36751
MR
948}
949
9c7d85b3
DB
950check_builtin(){
951 log check_builtin "$@"
952 name=$1
953 headers=$2
954 builtin=$3
955 shift 3
956 disable "$name"
957 check_code ld "$headers" "$builtin" "$@" && enable "$name"
958}
959
57bd82d4
MR
960require(){
961 name="$1"
962 header="$2"
963 func="$3"
964 shift 3
965 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
966}
967
f8d7b072
MR
968require2(){
969 name="$1"
970 headers="$2"
971 func="$3"
972 shift 3
973 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
974}
975
3f8040db
MR
976require_pkg_config(){
977 pkg="$1"
978 check_pkg_config "$@" || die "ERROR: $pkg not found"
979 add_cflags $(get_safe ${pkg}_cflags)
980 add_extralibs $(get_safe ${pkg}_libs)
981}
982
ae43c4c0
MR
983hostcc_o(){
984 eval printf '%s\\n' $HOSTCC_O
985}
986
f0125de9
MR
987check_host_cc(){
988 log check_host_cc "$@"
989 cat > $TMPC
990 log_file $TMPC
ae43c4c0 991 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
992}
993
4cc4b33f
DB
994check_host_cppflags(){
995 log check_host_cppflags "$@"
996 check_host_cc "$@" <<EOF && append host_cppflags "$@"
997int x;
998EOF
999}
1000
f0125de9
MR
1001check_host_cflags(){
1002 log check_host_cflags "$@"
6c3fa06a 1003 set -- $($host_cflags_filter "$@")
f0125de9
MR
1004 check_host_cc "$@" <<EOF && append host_cflags "$@"
1005int x;
1006EOF
1007}
1008
c505dd31
MR
1009apply(){
1010 file=$1
1011 shift
1012 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1013}
1014
c34681df 1015cp_if_changed(){
5e27ec28
MR
1016 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1017 mkdir -p "$(dirname $2)"
4ebc6a74 1018 $cp_f "$1" "$2"
c34681df
MR
1019}
1020
dcd61286
DB
1021# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1022# system-dependent things.
1023
4a0d6686
AJ
1024COMPONENT_LIST="
1025 bsfs
1026 decoders
1027 demuxers
1028 encoders
3cde40aa 1029 filters
5666fd73 1030 hwaccels
c552605c 1031 indevs
4a0d6686 1032 muxers
c552605c 1033 outdevs
4a0d6686
AJ
1034 parsers
1035 protocols
1036"
1037
3fc09b00
MR
1038EXTERNAL_LIBRARY_LIST="
1039 avisynth
1040 bzlib
1041 frei0r
1042 gnutls
1043 libcdio
1044 libdc1394
1045 libfaac
1046 libfdk_aac
1047 libfreetype
1048 libgsm
1049 libilbc
1050 libmp3lame
1051 libopencore_amrnb
1052 libopencore_amrwb
1053 libopencv
1054 libopenjpeg
1055 libopus
1056 libpulse
1057 librtmp
1058 libschroedinger
1059 libspeex
1060 libtheora
1061 libvo_aacenc
1062 libvo_amrwbenc
1063 libvorbis
1064 libvpx
84d3ff50 1065 libwavpack
3fc09b00
MR
1066 libx264
1067 libxavs
1068 libxvid
1069 openssl
1070 x11grab
1071 zlib
1072"
1073
70b348ec
DB
1074HWACCEL_LIST="
1075 dxva2
1076 vaapi
1077 vda
1078 vdpau
1079"
d89f2fa9
DB
1080LIBRARY_LIST="
1081 avcodec
1082 avdevice
1083 avfilter
1084 avformat
1085 avresample
1086 avutil
1087 swscale
1088"
1089
055c61b8
DB
1090PROGRAM_LIST="
1091 avconv
1092 avplay
1093 avprobe
1094 avserver
055c61b8
DB
1095"
1096
4a0d6686
AJ
1097CONFIG_LIST="
1098 $COMPONENT_LIST
3fc09b00 1099 $EXTERNAL_LIBRARY_LIST
70b348ec 1100 $HWACCEL_LIST
d89f2fa9 1101 $LIBRARY_LIST
055c61b8 1102 $PROGRAM_LIST
7f3f5f46 1103 dct
c73f65d9 1104 doc
0b499c9b 1105 error_resilience
1848f7d9 1106 fft
c88f5d72 1107 gpl
d8d0d0b2 1108 gray
3abe5fbd 1109 hardcoded_tables
b781cc12 1110 lsp
2a91ada8 1111 lzo
47a158cb 1112 mdct
c88f5d72 1113 memalign_hack
c88f5d72 1114 network
3fe142e2 1115 nonfree
8a3c8627 1116 pic
68602540 1117 rdft
e90f5b5a 1118 runtime_cpudetect
8cfbbd92 1119 safe_bitstream_reader
2e35e684 1120 shared
bd2216e4 1121 small
6b35d421 1122 sram
2e35e684 1123 static
a9ddb5b1 1124 swscale_alpha
8986fddc 1125 thumb
9cad0e4e 1126 version3
7e4d9d5d 1127 xmm_clobber_test
4a0d6686 1128"
c88f5d72 1129
8eee7025 1130THREADS_LIST='
8eee7025
DB
1131 pthreads
1132 w32threads
1133'
1134
f9f6402e
AK
1135ATOMICS_LIST='
1136 atomics_gcc
f9f6402e 1137 atomics_suncc
93e65e9a 1138 atomics_win32
f9f6402e
AK
1139'
1140
3f5b56e5 1141ARCH_LIST='
5873b623 1142 aarch64
3f5b56e5 1143 alpha
a2fc0f6a 1144 arm
fdcd782d
MR
1145 avr32
1146 avr32_ap
1147 avr32_uc
3f5b56e5
MR
1148 bfin
1149 ia64
1150 m68k
1151 mips
bae3abb0 1152 mips64
3f5b56e5 1153 parisc
79cb09b2 1154 ppc
34d11b87 1155 ppc64
3f5b56e5
MR
1156 s390
1157 sh4
1158 sparc
1159 sparc64
c75848cd
DB
1160 tilegx
1161 tilepro
0844bae1 1162 tomi
3f5b56e5
MR
1163 x86
1164 x86_32
1165 x86_64
1166'
1167
81dfa21e
MR
1168ARCH_EXT_LIST_ARM='
1169 armv5te
1170 armv6
1171 armv6t2
81dfa21e 1172 neon
b3267559 1173 vfp
81dfa21e
MR
1174 vfpv3
1175'
1176
50cd43f2 1177ARCH_EXT_LIST_X86='
3bf96eec 1178 amd3dnow
a1ef9f08 1179 amd3dnowext
50cd43f2
DB
1180 avx
1181 fma4
84146963 1182 i686
50cd43f2
DB
1183 mmx
1184 mmxext
1185 sse
1186 sse2
1187 sse3
1188 sse4
1189 sse42
1190 ssse3
1191'
1192
1193ARCH_EXT_LIST="
81dfa21e 1194 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1195 $ARCH_EXT_LIST_X86
1196 altivec
799fde37 1197 ppc4xx
bd9d34a0 1198 vis
50cd43f2 1199"
3f5b56e5 1200
fd712a55
DB
1201HAVE_LIST_CMDLINE='
1202 inline_asm
1203 symver
1204 yasm
1205'
1206
a3e02a8c
MR
1207HAVE_LIST_PUB='
1208 bigendian
d268eee9 1209 fast_unaligned
a3e02a8c
MR
1210'
1211
79042ab3 1212MATH_FUNCS="
fab0a8b2
MR
1213 atanf
1214 atan2f
79042ab3 1215 cbrtf
fab0a8b2 1216 cosf
79042ab3
DB
1217 exp2
1218 exp2f
fab0a8b2 1219 expf
79042ab3
DB
1220 isinf
1221 isnan
fab0a8b2 1222 ldexpf
79042ab3
DB
1223 llrint
1224 llrintf
1225 log2
1226 log2f
fab0a8b2 1227 log10f
79042ab3
DB
1228 lrint
1229 lrintf
fab0a8b2 1230 powf
79042ab3
DB
1231 rint
1232 round
1233 roundf
fab0a8b2 1234 sinf
79042ab3
DB
1235 trunc
1236 truncf
1237"
1238
3f5b56e5
MR
1239HAVE_LIST="
1240 $ARCH_EXT_LIST
43b73d59
DB
1241 $(add_suffix _external $ARCH_EXT_LIST)
1242 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1243 $HAVE_LIST_CMDLINE
a3e02a8c 1244 $HAVE_LIST_PUB
3f5b56e5 1245 $THREADS_LIST
f9f6402e 1246 $ATOMICS_LIST
79042ab3 1247 $MATH_FUNCS
be1a839c 1248 aligned_malloc
59782b82 1249 aligned_stack
35fd8122 1250 alsa_asoundlib_h
3f5b56e5 1251 altivec_h
c9fdab0d 1252 arpa_inet_h
ec9d2c15 1253 asm_mod_q
6308729e 1254 asm_mod_y
817dff57 1255 atomic_cas_ptr
f9f6402e 1256 atomics_native
dffb41b9 1257 attribute_may_alias
e7ea5e3d 1258 attribute_packed
43e0e0c4
LB
1259 cdio_paranoia_h
1260 cdio_paranoia_paranoia_h
ecf97f22 1261 closesocket
15caccb9 1262 CommandLineToArgvW
180d43bc 1263 cpunop
1093383d 1264 CryptGenRandom
c88f5d72 1265 dcbzl
f8aa696f
DB
1266 dev_bktr_ioctl_bt848_h
1267 dev_bktr_ioctl_meteor_h
1268 dev_ic_bt8xx_h
f8aa696f 1269 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1270 dev_video_meteor_ioctl_meteor_h
ca6b544a 1271 direct_h
18b67ae5 1272 dlfcn_h
c88f5d72 1273 dlopen
bc574408 1274 dos_paths
fa845061 1275 dxva_h
245626d0
DB
1276 ebp_available
1277 ebx_available
c2a29455 1278 fast_64bit
669b5583 1279 fast_clz
7073e9fc 1280 fast_cmov
534a2231 1281 fcntl
9d99cc5a 1282 fork
84882df6 1283 getaddrinfo
da9e86f8 1284 gethrtime
667fb97a 1285 getopt
02e8f427 1286 GetProcessAffinityMask
fc5607f8 1287 GetProcessMemoryInfo
4e68cb8a 1288 GetProcessTimes
61183b5a 1289 GetSystemTimeAsFileTime
66be5b45 1290 getrusage
c3e73100 1291 getservbyport
61183b5a 1292 gettimeofday
a49d3025 1293 gnu_as
c7df1532 1294 gsm_h
2f0c136e 1295 ibm_asm
2e1913b1 1296 inet_aton
3b1ab197 1297 io_h
ef5b70af 1298 inline_asm_labels
abfc8d05 1299 isatty
8772997d 1300 jack_port_get_latency_range
9f5ff83f 1301 ldbrx
0b4a1821
AS
1302 libdc1394_1
1303 libdc1394_2
d96cd429
MR
1304 local_aligned_16
1305 local_aligned_8
a5b64584 1306 localtime_r
85dd97ad 1307 loongson
f8aa696f
DB
1308 machine_ioctl_bt848_h
1309 machine_ioctl_meteor_h
65f1d45d 1310 machine_rw_barrier
c88f5d72 1311 malloc_h
73f6d31e 1312 MapViewOfFile
c88f5d72 1313 memalign
65f1d45d 1314 MemoryBarrier
6ffa87d3 1315 mkstemp
f80ddd5b 1316 mm_empty
0328b9ea 1317 mmap
e98b02de 1318 mprotect
4fa661a8 1319 msvcrt
d3d3a32c 1320 nanosleep
3e0b1c9a 1321 poll_h
1f91cdce 1322 posix_memalign
3a7050ff 1323 pragma_deprecated
07b28702 1324 rdtsc
ea4d5f48 1325 sched_getaffinity
c88f5d72 1326 sdl
7e6a11bc 1327 SetConsoleTextAttribute
b507ebd1 1328 setmode
3e0b1c9a 1329 setrlimit
d3d3a32c 1330 Sleep
15d59d2c 1331 sndio_h
72be9e73 1332 socklen_t
deb29777 1333 soundcard_h
87958234 1334 strerror_r
6379900c 1335 strptime
47941088 1336 strtok_r
c0018613 1337 struct_addrinfo
75d339e0
MS
1338 struct_group_source_req
1339 struct_ip_mreq_source
b4d68544 1340 struct_ipv6_mreq
cdee08e3 1341 struct_pollfd
3e0b1c9a 1342 struct_rusage_ru_maxrss
b4d68544 1343 struct_sockaddr_in6
3b2372bf 1344 struct_sockaddr_sa_len
33a4dbdd 1345 struct_sockaddr_storage
a6a4793d 1346 struct_v4l2_frmivalenum_discrete
b462d132 1347 symver_asm_label
3e0b1c9a 1348 symver_gnu_asm
e460aa32 1349 sync_val_compare_and_swap
bcc73960 1350 sysconf
b9e22269 1351 sysctl
b58412f1 1352 sys_mman_h
06bb5905 1353 sys_param_h
b091aa44 1354 sys_resource_h
81644c2e 1355 sys_select_h
deb29777 1356 sys_soundcard_h
e64bceea 1357 sys_time_h
60538758 1358 sys_un_h
1b6e8b73 1359 sys_videoio_h
b265431e 1360 threads
542920b7 1361 unistd_h
d3d3a32c 1362 usleep
ce742de2 1363 vfp_args
7c5bfe7a 1364 VirtualAlloc
d3d3a32c 1365 windows_h
6ff3f3e7 1366 winsock2_h
cc078b5d 1367 xform_asm
6f74fb03 1368 xmm_clobbers
0cb78cef 1369"
44161118 1370
511cf612 1371# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1372CONFIG_EXTRA="
87849592 1373 aandcttables
bfe9f48a 1374 ac3dsp
aa11cb79 1375 audio_frame_queue
b93b27ed 1376 dsputil
bfe9f48a 1377 gcrypt
478fd534 1378 golomb
9cad0e4e 1379 gplv3
478fd534
DB
1380 h264chroma
1381 h264dsp
1382 h264pred
915a2a0a 1383 h264qpel
68d8238c 1384 hpeldsp
478fd534 1385 huffman
9cad0e4e 1386 lgplv3
478fd534 1387 lpc
1e164c0b 1388 mpegaudio
bfe9f48a 1389 mpegaudiodsp
18bbca1f 1390 mpegvideo
ad08dfd5 1391 mpegvideoenc
bfe9f48a 1392 nettle
f704a079 1393 rangecoder
255d9c57 1394 riffdec
3dd5c95d 1395 riffenc
bfe9f48a 1396 rtpdec
5ad2f0bf 1397 rtpenc_chain
bfe9f48a 1398 sinewin
8c53d39e 1399 videodsp
ab9f9876 1400 vp3dsp
b6bb00b0
MR
1401"
1402
520cc7f1 1403CMDLINE_SELECT="
3f5b56e5 1404 $ARCH_EXT_LIST
520cc7f1 1405 $CONFIG_LIST
fd712a55 1406 $HAVE_LIST_CMDLINE
8eee7025 1407 $THREADS_LIST
c8a4ae00 1408 asm
db6107b6 1409 cross_compile
520cc7f1
MR
1410 debug
1411 extra_warnings
8c6afa4d 1412 logging
65d12900 1413 lto
d2bbb2f7 1414 optimizations
520cc7f1 1415"
426be5dc
DB
1416
1417PATHS_LIST='
d156bede 1418 bindir
14a8acf1 1419 datadir
f4ca970d 1420 docdir
26759c44
MR
1421 incdir
1422 libdir
26759c44
MR
1423 mandir
1424 prefix
1425 shlibdir
426be5dc
DB
1426'
1427
1428CMDLINE_SET="
1429 $PATHS_LIST
121d78d0 1430 ar
426be5dc 1431 arch
313c46a6 1432 as
426be5dc
DB
1433 build_suffix
1434 cc
1435 cpu
1436 cross_prefix
50567afa 1437 dep_cc
ac63af34 1438 extra_version
9da6609f
MR
1439 host_cc
1440 host_cflags
095792f2 1441 host_ld
9da6609f
MR
1442 host_ldflags
1443 host_libs
82bb3329 1444 host_os
684b28e0 1445 ld
426be5dc 1446 logfile
4ae40685 1447 malloc_prefix
89641463 1448 nm
9cd7b854 1449 optflags
3f8040db 1450 pkg_config
154caa67 1451 random_seed
2fad0977 1452 samples
c5200f17
MR
1453 sysinclude
1454 sysroot
a7ada2ba 1455 target_exec
26759c44 1456 target_os
a7ada2ba 1457 target_path
ba13606c 1458 target_samples
aeeb782c 1459 toolchain
426be5dc 1460"
520cc7f1 1461
89f2932b
MR
1462CMDLINE_APPEND="
1463 extra_cflags
4cc4b33f 1464 host_cppflags
89f2932b
MR
1465"
1466
912f3148
DB
1467# code dependency declarations
1468
9eeed841 1469# architecture extensions
808fa33c 1470
a2fc0f6a
MR
1471armv5te_deps="arm"
1472armv6_deps="arm"
ab5cb084 1473armv6t2_deps="arm"
808fa33c 1474neon_deps="arm"
b3267559
MR
1475vfp_deps="arm"
1476vfpv3_deps="vfp"
808fa33c 1477
637606de
MR
1478map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1479
808fa33c
MR
1480altivec_deps="ppc"
1481ppc4xx_deps="ppc"
1482
1483vis_deps="sparc"
1484
84146963
DB
1485cpunop_deps="i686"
1486x86_64_select="i686"
1487x86_64_suggest="fast_cmov"
50cd43f2 1488
808fa33c
MR
1489amd3dnow_deps="mmx"
1490amd3dnowext_deps="amd3dnow"
9eeed841 1491mmx_deps="x86"
239fdf1b 1492mmxext_deps="mmx"
50cd43f2
DB
1493sse_deps="mmxext"
1494sse2_deps="sse"
1495sse3_deps="sse2"
1496ssse3_deps="sse3"
1497sse4_deps="ssse3"
1498sse42_deps="sse4"
1499avx_deps="sse42"
79687079 1500fma4_deps="avx"
9eeed841 1501
43b73d59
DB
1502mmx_external_deps="yasm"
1503mmx_inline_deps="inline_asm"
1504mmx_suggest="mmx_external mmx_inline"
1505
1506for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1507 eval dep=\$${ext}_deps
1508 eval ${ext}_external_deps='"${dep}_external"'
1509 eval ${ext}_inline_deps='"${dep}_inline"'
1510 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1511done
1512
59782b82 1513aligned_stack_if_any="ppc x86"
e939cedd 1514fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1515fast_clz_if_any="alpha avr32 mips ppc x86"
1516fast_unaligned_if_any="ppc x86"
669b5583 1517
6fec122a 1518inline_asm_deps="!tms470"
3e0b1c9a 1519need_memalign="altivec neon sse"
89e053f8 1520
b462d132
MR
1521symver_if_any="symver_asm_label symver_gnu_asm"
1522
88a35699
MS
1523log2_deps="!msvcrt"
1524
26fbcc85 1525# subsystems
dc609252 1526dct_select="rdft"
b93b27ed
RB
1527error_resilience_select="dsputil"
1528lpc_select="dsputil"
26fbcc85
MR
1529mdct_select="fft"
1530rdft_select="fft"
1e164c0b 1531mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1532mpegaudiodsp_select="dct"
f4fed5a2 1533mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1534mpegvideoenc_select="mpegvideo"
26fbcc85 1535
ed40b6bf 1536# decoders / encoders
cfc2a0cf 1537aac_decoder_select="mdct sinewin"
aa11cb79 1538aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1539aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1540ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1541ac3_encoder_select="mdct ac3dsp dsputil"
1542ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1543aic_decoder_select="dsputil golomb"
f4d608e3 1544alac_encoder_select="lpc"
b93b27ed 1545als_decoder_select="dsputil"
b781cc12 1546amrnb_decoder_select="lsp"
2b2a597e 1547amrwb_decoder_select="lsp"
28bc406c 1548amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1549ape_decoder_select="dsputil"
1550asv1_decoder_select="dsputil"
1551asv1_encoder_select="dsputil"
1552asv2_decoder_select="dsputil"
1553asv2_encoder_select="dsputil"
4538729a 1554atrac1_decoder_select="mdct sinewin"
26fbcc85 1555atrac3_decoder_select="mdct"
0f0a11d5 1556bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1557binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1558binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1559cavs_decoder_select="dsputil golomb h264chroma videodsp"
1560cllc_decoder_select="dsputil"
9b500b8f 1561comfortnoise_encoder_select="lpc"
b93b27ed 1562cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1563cscd_decoder_select="lzo"
2eef7c62 1564cscd_decoder_suggest="zlib"
26fbcc85 1565dca_decoder_select="mdct"
b93b27ed
RB
1566dnxhd_decoder_select="dsputil"
1567dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1568dvvideo_decoder_select="dsputil"
1569dvvideo_encoder_select="dsputil"
61c31e4e 1570dxa_decoder_deps="zlib"
baf91bb9 1571eac3_decoder_select="ac3_decoder"
4264a0dd 1572eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1573eamad_decoder_select="aandcttables dsputil mpegvideo"
1574eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1575eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1576ffv1_decoder_select="dsputil golomb rangecoder"
1577ffv1_encoder_select="dsputil rangecoder"
1578ffvhuff_decoder_select="dsputil"
1579ffvhuff_encoder_select="dsputil huffman"
4f034993 1580flac_decoder_select="golomb"
b93b27ed 1581flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1582flashsv_decoder_deps="zlib"
1583flashsv_encoder_deps="zlib"
1584flashsv2_decoder_deps="zlib"
4414137e 1585flv_decoder_select="h263_decoder"
4d4b4bd1 1586flv_encoder_select="h263_encoder"
b93b27ed
RB
1587fourxm_decoder_select="dsputil"
1588fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1589g2m_decoder_deps="zlib"
1590g2m_decoder_select="dsputil"
c292f6a2 1591h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1592h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1593h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1594h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1595h263i_decoder_select="h263_decoder"
fe629c2d 1596h263p_encoder_select="h263_encoder"
0b499c9b
RB
1597h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1598h264_decoder_suggest="error_resilience"
b93b27ed
RB
1599huffyuv_decoder_select="dsputil"
1600huffyuv_encoder_select="dsputil huffman"
1601iac_decoder_select="dsputil fft mdct sinewin"
1602imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1603indeo3_decoder_select="hpeldsp"
8071264f 1604interplay_video_decoder_select="hpeldsp"
28bc406c 1605jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1606jpegls_encoder_select="golomb"
b93b27ed
RB
1607jv_decoder_select="dsputil"
1608lagarith_decoder_select="dsputil"
ad08dfd5 1609ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1610loco_decoder_select="golomb"
b93b27ed 1611mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1612metasound_decoder_select="lsp mdct sinewin"
c1047003 1613mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1614mjpeg_decoder_select="dsputil hpeldsp"
1615mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1616mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1617mlp_decoder_select="dsputil mlp_parser"
1618motionpixels_decoder_select="dsputil"
1e164c0b
DB
1619mp1_decoder_select="mpegaudio"
1620mp1float_decoder_select="mpegaudio"
1621mp2_decoder_select="mpegaudio"
1622mp2float_decoder_select="mpegaudio"
1623mp3_decoder_select="mpegaudio"
1624mp3adu_decoder_select="mpegaudio"
1625mp3adufloat_decoder_select="mpegaudio"
1626mp3float_decoder_select="mpegaudio"
1627mp3on4_decoder_select="mpegaudio"
1628mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1629mpc7_decoder_select="dsputil mpegaudiodsp"
1630mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1631mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1632mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1633mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1634mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1635mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1636mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1637mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1638mpeg4_encoder_select="h263_encoder"
4414137e 1639msmpeg4v1_decoder_select="h263_decoder"
4414137e 1640msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1641msmpeg4v2_encoder_select="h263_encoder"
4414137e 1642msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1643msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1644mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1645mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1646nellymoser_decoder_select="mdct sinewin"
aa11cb79 1647nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1648nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1649png_decoder_deps="zlib"
1650png_decoder_select="dsputil"
1651png_encoder_deps="zlib"
1652png_encoder_select="dsputil"
b93b27ed
RB
1653prores_decoder_select="dsputil"
1654prores_encoder_select="dsputil"
b781cc12 1655qcelp_decoder_select="lsp"
c4f5c2d6 1656qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1657ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1658ralf_decoder_select="golomb"
06b54e84 1659rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1660rv10_encoder_select="h263_encoder"
06b54e84 1661rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1662rv20_encoder_select="h263_encoder"
870add0d
DB
1663rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1664rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1665shorten_decoder_select="golomb"
b781cc12 1666sipr_decoder_select="lsp"
28bc406c 1667sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1668svq1_decoder_select="hpeldsp"
1277dc07 1669svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1670svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1671svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1672tak_decoder_select="dsputil"
4eef77c1 1673theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1674tiff_decoder_suggest="zlib"
1675tiff_encoder_suggest="zlib"
28bc406c 1676thp_decoder_select="dsputil hpeldsp"
aec09a00 1677truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1678truemotion2_decoder_select="dsputil"
1679truespeech_decoder_select="dsputil"
61c31e4e 1680tscc_decoder_deps="zlib"
4538729a 1681twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1682utvideo_decoder_select="dsputil"
1683utvideo_encoder_select="dsputil huffman"
1684vble_decoder_select="dsputil"
06b54e84 1685vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1686vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1687vorbis_decoder_select="mdct"
1688vorbis_encoder_select="mdct"
3bd062bf 1689vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1690vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1691vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1692vp6a_decoder_select="vp6_decoder"
1693vp6f_decoder_select="vp6_decoder"
8c53d39e 1694vp8_decoder_select="h264pred videodsp"
c4bfa098 1695webp_decoder_select="vp8_decoder"
4538729a
MR
1696wmapro_decoder_select="mdct sinewin"
1697wmav1_decoder_select="mdct sinewin"
1698wmav1_encoder_select="mdct sinewin"
1699wmav2_decoder_select="mdct sinewin"
1700wmav2_encoder_select="mdct sinewin"
1701wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1702wmv1_decoder_select="h263_decoder"
665507aa 1703wmv1_encoder_select="h263_encoder"
870add0d 1704wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1705wmv2_encoder_select="h263_encoder"
015f8ee0 1706wmv3_decoder_select="vc1_decoder"
45ecda85 1707wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1708zerocodec_decoder_deps="zlib"
1709zlib_decoder_deps="zlib"
1710zlib_encoder_deps="zlib"
1711zmbv_decoder_deps="zlib"
1712zmbv_encoder_deps="zlib"
30fd06be 1713
ed40b6bf 1714# hardware accelerators
215cdd35 1715dxva2_deps="dxva2api_h"
0afab17e 1716vaapi_deps="va_va_h"
ac3dbb4d 1717vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1718vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1719vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1720
82ca17ac
DB
1721h263_vaapi_hwaccel_deps="vaapi"
1722h263_vaapi_hwaccel_select="h263_decoder"
1723h263_vdpau_hwaccel_deps="vdpau"
1724h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1725h264_dxva2_hwaccel_deps="dxva2"
1726h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1727h264_vaapi_hwaccel_deps="vaapi"
1728h264_vaapi_hwaccel_select="h264_decoder"
1729h264_vda_hwaccel_deps="vda"
1730h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1731h264_vdpau_hwaccel_deps="vdpau"
1732h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1733mpeg1_vdpau_hwaccel_deps="vdpau"
1734mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1735mpeg2_dxva2_hwaccel_deps="dxva2"
1736mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1737mpeg2_vaapi_hwaccel_deps="vaapi"
1738mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1739mpeg2_vdpau_hwaccel_deps="vdpau"
1740mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1741mpeg4_vaapi_hwaccel_deps="vaapi"
1742mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1743mpeg4_vdpau_hwaccel_deps="vdpau"
1744mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1745vc1_dxva2_hwaccel_deps="dxva2"
1746vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1747vc1_vaapi_hwaccel_deps="vaapi"
1748vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1749vc1_vdpau_hwaccel_deps="vdpau"
1750vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1751wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1752wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1753wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1754
28b80940 1755# parsers
0b499c9b 1756h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1757mpeg4video_parser_select="error_resilience mpegvideo"
1758mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1759vc1_parser_select="mpegvideo"
28b80940 1760
912f3148 1761# external libraries
c9171a83 1762libfaac_encoder_deps="libfaac"
aa11cb79 1763libfaac_encoder_select="audio_frame_queue"
4f2b469d 1764libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1765libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1766libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1767libgsm_decoder_deps="libgsm"
1768libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1769libgsm_ms_decoder_deps="libgsm"
1770libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1771libilbc_decoder_deps="libilbc"
1772libilbc_encoder_deps="libilbc"
1cc60c47 1773libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1774libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1775libopencore_amrnb_decoder_deps="libopencore_amrnb"
1776libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1777libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1778libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1779libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1780libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1781libopus_decoder_deps="libopus"
6cb8c854 1782libopus_encoder_deps="libopus"
aa11cb79 1783libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1784libschroedinger_decoder_deps="libschroedinger"
1785libschroedinger_encoder_deps="libschroedinger"
ae14f311 1786libspeex_decoder_deps="libspeex"
b606a017 1787libspeex_encoder_deps="libspeex"
aa11cb79 1788libspeex_encoder_select="audio_frame_queue"
150d2772 1789libtheora_encoder_deps="libtheora"
d89e738a 1790libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1791libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1792libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1793libvorbis_encoder_deps="libvorbis"
aa11cb79 1794libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1795libvpx_vp8_decoder_deps="libvpx"
1796libvpx_vp8_encoder_deps="libvpx"
1797libvpx_vp9_decoder_deps="libvpx"
1798libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1799libwavpack_encoder_deps="libwavpack"
1cc60c47 1800libx264_encoder_deps="libx264"
de295976 1801libxavs_encoder_deps="libxavs"
1cc60c47 1802libxvid_encoder_deps="libxvid"
30fd06be 1803
912f3148 1804# demuxers / muxers
c2dd0e9e 1805ac3_demuxer_select="ac3_parser"
255d9c57 1806asf_demuxer_select="riffdec"
3dd5c95d 1807asf_muxer_select="riffenc"
647c2356 1808asf_stream_muxer_select="asf_muxer"
255d9c57 1809avi_demuxer_select="riffdec"
3dd5c95d 1810avi_muxer_select="riffenc"
4e622dea 1811avisynth_demuxer_deps="avisynth"
255d9c57
DB
1812avisynth_demuxer_select="riffdec"
1813caf_demuxer_select="riffdec"
c2dd0e9e 1814dirac_demuxer_select="dirac_parser"
255d9c57 1815dxa_demuxer_select="riffdec"
5b423887 1816eac3_demuxer_select="ac3_parser"
e01fba55 1817f4v_muxer_select="mov_muxer"
c2dd0e9e 1818flac_demuxer_select="flac_parser"
c9031c7c 1819hls_muxer_select="mpegts_muxer"
647c2356 1820ipod_muxer_select="mov_muxer"
31f16dc1 1821ismv_muxer_select="mov_muxer"
647c2356 1822matroska_audio_muxer_select="matroska_muxer"
255d9c57 1823matroska_demuxer_select="riffdec"
2a91ada8 1824matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1825matroska_muxer_select="riffenc"
1826mmf_muxer_select="riffenc"
255d9c57 1827mov_demuxer_select="riffdec"
4e622dea 1828mov_demuxer_suggest="zlib"
3dd5c95d 1829mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1830mp3_demuxer_select="mpegaudio_parser"
647c2356 1831mp4_muxer_select="mov_muxer"
75644335 1832mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1833mpegtsraw_demuxer_select="mpegts_demuxer"
1834mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1835nut_muxer_select="riffenc"
255d9c57 1836nuv_demuxer_select="riffdec"
24ca518b 1837ogg_demuxer_select="golomb"
647c2356 1838psp_muxer_select="mov_muxer"
44594cc7 1839rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1840rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1841rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1842rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1843sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1844sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1845sdp_demuxer_select="rtpdec"
e772f9fa 1846smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1847spdif_muxer_select="aac_parser"
57231e4d 1848tak_demuxer_select="tak_parser"
647c2356
DB
1849tg2_muxer_select="mov_muxer"
1850tgp_muxer_select="mov_muxer"
a7d45e06 1851w64_demuxer_select="wav_demuxer"
255d9c57 1852wav_demuxer_select="riffdec"
3dd5c95d
DB
1853wav_muxer_select="riffenc"
1854webm_muxer_select="riffenc"
255d9c57
DB
1855wtv_demuxer_select="riffdec"
1856xmv_demuxer_select="riffdec"
1857xwma_demuxer_select="riffdec"
4e622dea
SS
1858
1859# indevs / outdevs
38e54a75 1860alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1861alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1862bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1863dv1394_indev_deps="dv1394"
1864dv1394_indev_select="dv_demuxer"
c6f95144 1865fbdev_indev_deps="linux_fb_h"
a3fc62e8 1866jack_indev_deps="jack_jack_h pthreads"
e417d80d 1867libcdio_indev_deps="libcdio"
38e54a75 1868libdc1394_indev_deps="libdc1394"
38e54a75
SS
1869oss_indev_deps_any="soundcard_h sys_soundcard_h"
1870oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1871pulse_indev_deps="libpulse"
15d59d2c
B
1872sndio_indev_deps="sndio_h"
1873sndio_outdev_deps="sndio_h"
38e54a75 1874v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1875vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1876vfwcap_indev_extralibs="-lavicap32"
24f8961f 1877x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1878
912f3148 1879# protocols
acd554c1
SP
1880ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1881ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1882ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1883ffrtmphttp_protocol_deps="!librtmp_protocol"
1884ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1885gopher_protocol_select="network"
c40e1757 1886httpproxy_protocol_select="tcp_protocol"
279a0c97 1887http_protocol_select="tcp_protocol"
183baead 1888https_protocol_select="tls_protocol"
c3b57d6e
DB
1889librtmp_protocol_deps="librtmp"
1890librtmpe_protocol_deps="librtmp"
1891librtmps_protocol_deps="librtmp"
1892librtmpt_protocol_deps="librtmp"
1893librtmpte_protocol_deps="librtmp"
c60a2d70 1894mmsh_protocol_select="http_protocol"
998c1ee1 1895mmst_protocol_select="network"
c3b57d6e 1896rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1897rtmp_protocol_select="tcp_protocol"
acd554c1 1898rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1899rtmps_protocol_deps="!librtmp_protocol"
1900rtmps_protocol_select="tls_protocol"
775c4d36 1901rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1902rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1903rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1904rtp_protocol_select="udp_protocol"
998c1ee1
DB
1905sctp_protocol_deps="struct_sctp_event_subscribe"
1906sctp_protocol_select="network"
0eecafc9 1907srtp_protocol_select="rtp_protocol"
998c1ee1 1908tcp_protocol_select="network"
558d192d
MS
1909tls_protocol_deps_any="openssl gnutls"
1910tls_protocol_select="tcp_protocol"
998c1ee1 1911udp_protocol_select="network"
60538758
LB
1912unix_protocol_deps="sys_un_h"
1913unix_protocol_select="network"
c08fb000 1914
6ebf0bfc 1915# filters
13fabd7a 1916blackframe_filter_deps="gpl"
ce6b6ef6 1917boxblur_filter_deps="gpl"
68b79bfc 1918cropdetect_filter_deps="gpl"
b157be1f 1919delogo_filter_deps="gpl"
a5b64584 1920drawtext_filter_deps="libfreetype"
2e5ff4d0 1921frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1922frei0r_filter_extralibs='$ldl'
a42bb9d6 1923frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1924frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1925hqdn3d_filter_deps="gpl"
3fce1367 1926interlace_filter_deps="gpl"
d371e7b9 1927resample_filter_deps="avresample"
cf69ad35 1928ocv_filter_deps="libopencv"
2f296e39 1929scale_filter_deps="swscale"
acbac567 1930yadif_filter_deps="gpl"
6ebf0bfc 1931
5a0f7131 1932# libraries
d89f2fa9
DB
1933avcodec_deps="avutil"
1934avdevice_deps="avutil avcodec avformat"
1935avfilter_deps="avutil"
1936avformat_deps="avutil avcodec"
1937avresample_deps="avutil"
1938swscale_deps="avutil"
f7679c54 1939
912f3148 1940# programs
54fd593a 1941avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1942avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1943 fps_filter null_filter resample_filter scale_filter
bce70f81 1944 setpts_filter trim_filter"
d173ede1 1945avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1946avplay_select="rdft"
9e12f0bf 1947avprobe_deps="avcodec avformat"
406e6c0b
DB
1948avserver_deps="avformat fork !shared"
1949avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1950avserver_extralibs='$ldl'
a2830dca 1951
c73f65d9 1952doc_deps="texi2html"
912f3148 1953
de6d9b64 1954# default parameters
8a608357 1955
19bd477d 1956logfile="config.log"
8a608357
MR
1957
1958# installation paths
c9d19248
MR
1959prefix_default="/usr/local"
1960bindir_default='${prefix}/bin'
6291d7e4 1961datadir_default='${prefix}/share/avconv'
f4ca970d 1962docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1963incdir_default='${prefix}/include'
1964libdir_default='${prefix}/lib'
1965mandir_default='${prefix}/share/man'
1966shlibdir_default="$libdir_default"
8a608357
MR
1967
1968# toolchain
121d78d0 1969ar_default="ar"
13c7df3d 1970cc_default="gcc"
9da6609f 1971host_cc_default="gcc"
4ebc6a74 1972cp_f="cp -f"
b58b00ae 1973ln_s="ln -s -f"
2a8a860a 1974nm_default="nm -g"
11e6d03a 1975objformat="elf"
3f8040db 1976pkg_config_default=pkg-config
be7109c1 1977ranlib="ranlib"
e52567c2 1978strip="strip"
11e6d03a 1979yasmexe="yasm"
8a608357 1980
3e0b1c9a 1981nogas=":"
8182dc34 1982
8a608357 1983# machine
8d4c00ed 1984arch_default=$(uname -m)
38d0a8aa 1985cpu="generic"
8a608357 1986
8a608357 1987# OS
8d4c00ed
MR
1988target_os_default=$(tolower $(uname -s))
1989host_os=$target_os_default
8a608357 1990
8a608357 1991# configurable options
d89f2fa9 1992enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1993
3e0b1c9a
DB
1994enable asm
1995enable debug
1996enable doc
8400d6b8 1997enable optimizations
8cfbbd92 1998enable safe_bitstream_reader
530dc538 1999enable static
a9ddb5b1 2000enable swscale_alpha
8a608357 2001
2e2ec667
DB
2002# By default, enable only those hwaccels that have no external dependencies.
2003enable dxva2 vdpau
2004
8a608357 2005# build settings
9987769a 2006SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2007LIBPREF="lib"
2008LIBSUF=".a"
c5f14466
RP
2009FULLNAME='$(NAME)$(BUILDSUF)'
2010LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2011SLIBPREF="lib"
2012SLIBSUF=".so"
c5f14466 2013SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2014SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2015SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2016LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2017SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2018SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2019
68485d1f
MR
2020asflags_filter=echo
2021cflags_filter=echo
64933b6c
MR
2022ldflags_filter=echo
2023
23565c26 2024AS_C='-c'
bc877faf 2025AS_O='-o $@'
23565c26 2026CC_C='-c'
18031c49 2027CC_E='-E -o $@'
7e6c86e6 2028CC_O='-o $@'
a758c5e2 2029LD_O='-o $@'
8db73c61
MR
2030LD_LIB='-l%'
2031LD_PATH='-L'
23565c26 2032HOSTCC_C='-c'
a758c5e2 2033HOSTCC_O='-o $@'
095792f2 2034HOSTLD_O='-o $@'
7e6c86e6 2035
4cc4b33f
DB
2036host_cflags='-O3 -g'
2037host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2038host_libs='-lm'
6c3fa06a
MR
2039host_cflags_filter=echo
2040host_ldflags_filter=echo
9da6609f 2041
9b861379 2042target_path='$(CURDIR)'
a7ada2ba 2043
a158446b
MR
2044# since the object filename is not given with the -MM flag, the compiler
2045# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2046DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2047DEPFLAGS='-MM'
315c741d 2048
c597172e 2049# find source path
24524f36 2050if test -f configure; then
f038cf3c 2051 source_path=.
c597172e 2052else
8477f2de 2053 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2054 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2055 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2056 test -e "$source_path/config.h" &&
2057 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2058fi
2059
13cbe2c0 2060for v in "$@"; do
b04251c5
MR
2061 r=${v#*=}
2062 l=${v%"$r"}
2063 r=$(sh_quote "$r")
29ba0911 2064 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2065done
c597172e 2066
73ef8980
MR
2067find_things(){
2068 thing=$1
2069 pattern=$2
2070 file=$source_path/$3
932ccf39 2071 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2072}
2073
2074ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2075DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2076HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2077PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2078BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2079MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2080DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2081OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2082INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2083PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2084FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2085
54e75be4
DB
2086ALL_COMPONENTS="
2087 $BSF_LIST
2088 $DECODER_LIST
2089 $DEMUXER_LIST
2090 $ENCODER_LIST
2091 $FILTER_LIST
2092 $HWACCEL_LIST
2093 $INDEV_LIST
2094 $MUXER_LIST
2095 $OUTDEV_LIST
2096 $PARSER_LIST
2097 $PROTOCOL_LIST
2098"
2099
8469ae22
MR
2100for n in $COMPONENT_LIST; do
2101 v=$(toupper ${n%s})_LIST
2102 eval enable \$$v
2103 eval ${n}_if_any="\$$v"
2104done
2105
206a070d 2106enable $ARCH_EXT_LIST
c597172e
MR
2107
2108die_unknown(){
2109 echo "Unknown option \"$1\"."
2110 echo "See $0 --help for available options."
2111 exit 1
2112}
2113
7432e872
DB
2114print_3_columns() {
2115 cat | tr ' ' '\n' | sort | pr -r -3 -t
2116}
2117
794f8e97 2118show_list() {
bf0c4afa
RP
2119 suffix=_$1
2120 shift
7432e872 2121 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2122 exit 0
2123}
2124
154caa67
MR
2125rand_list(){
2126 IFS=', '
2127 set -- $*
2128 unset IFS
2129 for thing; do
2130 comp=${thing%:*}
2131 prob=${thing#$comp}
2132 prob=${prob#:}
2133 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2134 echo "prob ${prob:-0.5}"
2135 printf '%s\n' $comp
2136 done
2137}
2138
2139do_random(){
2140 action=$1
2141 shift
2142 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2143 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2144}
2145
c597172e 2146for opt do
7483e694
DB
2147 optval="${opt#*=}"
2148 case "$opt" in
ea061af1
DB
2149 --extra-ldflags=*)
2150 add_ldflags $optval
7e9e7cc2 2151 ;;
ea061af1
DB
2152 --extra-libs=*)
2153 add_extralibs $optval
7e9e7cc2 2154 ;;
ea061af1
DB
2155 --disable-devices)
2156 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2157 ;;
ea061af1
DB
2158 --enable-debug=*)
2159 debuglevel="$optval"
7e9e7cc2
MR
2160 ;;
2161 --disable-programs)
2162 disable $PROGRAM_LIST
2163 ;;
2164 --disable-everything)
2165 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2166 ;;
844c6852
DB
2167 --disable-all)
2168 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2169 disable $LIBRARY_LIST $PROGRAM_LIST doc
2170 ;;
7e9e7cc2
MR
2171 --enable-random|--disable-random)
2172 action=${opt%%-random}
2173 do_random ${action#--} $COMPONENT_LIST
2174 ;;
2175 --enable-random=*|--disable-random=*)
2176 action=${opt%%-random=*}
2177 do_random ${action#--} $optval
2178 ;;
2179 --enable-*=*|--disable-*=*)
2180 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2181 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2182 eval list=\$$(toupper $thing)_LIST
2183 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2184 $action $(filter "$name" $list)
2185 ;;
2186 --enable-?*|--disable-?*)
2187 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2188 if is_in $option $COMPONENT_LIST; then
2189 test $action = disable && action=unset
2190 eval $action \$$(toupper ${option%s})_LIST
2191 elif is_in $option $CMDLINE_SELECT; then
2192 $action $option
2193 else
2194 die_unknown $opt
2195 fi
2196 ;;
2197 --list-*)
2198 NAME="${opt#--list-}"
2199 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2200 NAME=${NAME%s}
2201 eval show_list $NAME \$$(toupper $NAME)_LIST
2202 ;;
2203 --help|-h) show_help
2204 ;;
2205 *)
2206 optname="${opt%%=*}"
2207 optname="${optname#--}"
2208 optname=$(echo "$optname" | sed 's/-/_/g')
2209 if is_in $optname $CMDLINE_SET; then
2210 eval $optname='$optval'
2211 elif is_in $optname $CMDLINE_APPEND; then
2212 append $optname "$optval"
2213 else
2214 die_unknown $opt
2215 fi
2216 ;;
7483e694 2217 esac
c597172e
MR
2218done
2219
bcea99bb
MR
2220disabled logging && logfile=/dev/null
2221
29ba0911 2222echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2223set >> $logfile
2224
9da6609f
MR
2225test -n "$cross_prefix" && enable cross_compile
2226
8d4c00ed
MR
2227if enabled cross_compile; then
2228 test -n "$arch" && test -n "$target_os" ||
2229 die "Must specify target arch and OS when cross-compiling"
2230fi
2231
121d78d0 2232ar_default="${cross_prefix}${ar_default}"
11e6d03a 2233cc_default="${cross_prefix}${cc_default}"
20e0ed95 2234nm_default="${cross_prefix}${nm_default}"
3f8040db 2235pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2236ranlib="${cross_prefix}${ranlib}"
e52567c2 2237strip="${cross_prefix}${strip}"
adb2b908 2238
c5200f17
MR
2239sysinclude_default="${sysroot}/usr/include"
2240
aeeb782c 2241case "$toolchain" in
0fbb62a8
LB
2242 clang-asan)
2243 cc_default="clang"
19f251a2
LB
2244 add_cflags -fsanitize=address
2245 add_ldflags -fsanitize=address
0fbb62a8
LB
2246 ;;
2247 clang-tsan)
2248 cc_default="clang"
19f251a2
LB
2249 add_cflags -fsanitize=thread -pie
2250 add_ldflags -fsanitize=thread -pie
0fbb62a8 2251 ;;
0ba49d28
LB
2252 gcc-asan)
2253 cc_default="gcc"
2254 add_cflags -fsanitize=address
2255 add_ldflags -fsanitize=address
2256 ;;
2257 gcc-tsan)
2258 cc_default="gcc"
2259 add_cflags -fsanitize=thread -pie -fPIC
2260 add_ldflags -fsanitize=thread -pie -fPIC
2261 ;;
edfe609f
LB
2262 valgrind-massif)
2263 target_exec_default="valgrind"
2264 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2265 ;;
b1ee8eec
RT
2266 valgrind-memcheck)
2267 target_exec_default="valgrind"
2268 target_exec_args="--track-origins=yes --leak-check=full"
2269 ;;
aeeb782c
MR
2270 msvc)
2271 cc_default="c99wrap cl"
2272 ld_default="c99wrap link"
2273 nm_default="dumpbin -symbols"
ac3a9b51 2274 ar_default="lib"
53e8cd68 2275 target_os_default="win32"
aeeb782c 2276 ;;
322e4194
AS
2277 icl)
2278 cc_default="c99wrap -noconv icl"
2279 ld_default="c99wrap xilink"
2280 nm_default="dumpbin -symbols"
2281 ar_default="xilib"
2282 target_os_default="win32"
2283 ;;
a862c7d3
RT
2284 gcov)
2285 add_cflags -fprofile-arcs -ftest-coverage
2286 add_ldflags -fprofile-arcs -ftest-coverage
2287 ;;
aeeb782c
MR
2288 ?*)
2289 die "Unknown toolchain $toolchain"
2290 ;;
2291esac
2292
b1ee8eec 2293set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2294enabled cross_compile || host_cc_default=$cc
2295set_default host_cc
13c7df3d 2296
762f95e4
MR
2297if ! $pkg_config --version >/dev/null 2>&1; then
2298 warn "$pkg_config not found, library detection may fail."
2299 pkg_config=false
2300fi
2301
82bb3329
MR
2302exesuf() {
2303 case $1 in
53e8cd68 2304 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2305 esac
2306}
2307
2308EXESUF=$(exesuf $target_os)
2309HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2310
e4e69e0b 2311# set temporary file name
a49d42c2 2312: ${TMPDIR:=$TEMPDIR}
c51fafa1 2313: ${TMPDIR:=$TMP}
a49d42c2 2314: ${TMPDIR:=/tmp}
e4e69e0b 2315
a210bce2 2316if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2317 # simple replacement for missing mktemp
2318 # NOT SAFE FOR GENERAL USE
2319 mktemp(){
09a5c245 2320 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2321 }
2322fi
2323
2324tmpfile(){
2325 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2326 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2327 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2328 append TMPFILES $tmp
2329 eval $1=$tmp
2330}
2331
2332trap 'rm -f -- $TMPFILES' EXIT
54460a83 2333
55127e7b 2334tmpfile TMPASM .asm
3e0b1c9a
DB
2335tmpfile TMPC .c
2336tmpfile TMPE $EXESUF
2337tmpfile TMPH .h
2338tmpfile TMPO .o
2339tmpfile TMPS .S
2340tmpfile TMPSH .sh
2341tmpfile TMPV .ver
54460a83
MR
2342
2343unset -f mktemp
e4e69e0b 2344
fb3c4ffc
MR
2345chmod +x $TMPE
2346
993f2d0f
MR
2347# make sure we can execute files in $TMPDIR
2348cat > $TMPSH 2>> $logfile <<EOF
2349#! /bin/sh
2350EOF
2351chmod +x $TMPSH >> $logfile 2>&1
2352if ! $TMPSH >> $logfile 2>&1; then
2353 cat <<EOF
2354Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2355variable to another directory and make sure that it is not mounted noexec.
2356EOF
2357 die "Sanity test failed."
2358fi
993f2d0f 2359
457cc333
MR
2360ccc_flags(){
2361 for flag; do
2362 case $flag in
2363 -std=c99) echo -c99 ;;
2364 -mcpu=*) echo -arch ${flag#*=} ;;
2365 -mieee) echo -ieee ;;
2366 -O*|-fast) echo $flag ;;
2367 -fno-math-errno) echo -assume nomath_errno ;;
2368 -g) echo -g3 ;;
2369 -Wall) echo -msg_enable level2 ;;
2370 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2371 -Wl,*) echo $flag ;;
2372 -f*|-W*) ;;
2373 *) echo $flag ;;
2374 esac
2375 done
2376}
2377
e5d45e02
LB
2378cparser_flags(){
2379 for flag; do
2380 case $flag in
2381 -Wno-switch) echo -Wno-switch-enum ;;
2382 -Wno-format-zero-length) ;;
2383 -Wdisabled-optimization) ;;
2384 -Wno-pointer-sign) echo -Wno-other ;;
2385 *) echo $flag ;;
2386 esac
2387 done
2388}
2389
14fb9d3d 2390msvc_common_flags(){
dfa559bc
RB
2391 for flag; do
2392 case $flag in
14fb9d3d
AS
2393 # In addition to specifying certain flags under the compiler
2394 # specific filters, they must be specified here as well or else the
2395 # generic catch all at the bottom will print the original flag.
2396 -Wall) ;;
2397 -std=c99) ;;
2398 # Common flags
9f4a16c5 2399 -fomit-frame-pointer) ;;
dfa559bc 2400 -g) echo -Z7 ;;
dfa559bc
RB
2401 -fno-math-errno) ;;
2402 -fno-common) ;;
2403 -fno-signed-zeros) ;;
50640977 2404 -fPIC) ;;
9f30fb5a
MS
2405 -mthumb) ;;
2406 -march=*) ;;
dfa559bc 2407 -lz) echo zlib.lib ;;
bd680c7b
DB
2408 -lavifil32) echo vfw32.lib ;;
2409 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2410 -l*) echo ${flag#-l}.lib ;;
2411 *) echo $flag ;;
2412 esac
2413 done
2414}
2415
14fb9d3d
AS
2416msvc_flags(){
2417 msvc_common_flags "$@"
2418 for flag; do
2419 case $flag in
ace87c19 2420 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2421 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2422 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2423 -wd4273 ;;
14fb9d3d
AS
2424 esac
2425 done
2426}
2427
2428icl_flags(){
2429 msvc_common_flags "$@"
2430 for flag; do
2431 case $flag in
2432 # Despite what Intel's documentation says -Wall, which is supported
2433 # on Windows, does enable remarks so disable them here.
2434 -Wall) echo $flag -Qdiag-disable:remark ;;
2435 -std=c99) echo -Qstd=c99 ;;
2436 esac
2437 done
2438}
2439
d0c6d424
MR
2440pgi_flags(){
2441 for flag; do
2442 case $flag in
643933f5 2443 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2444 -fomit-frame-pointer) echo -Mnoframe ;;
2445 -g) echo -gopt ;;
2446 *) echo $flag ;;
2447 esac
2448 done
2449}
2450
2451suncc_flags(){
2452 for flag; do
2453 case $flag in
2454 -march=*|-mcpu=*)
2455 case "${flag#*=}" in
2456 native) echo -xtarget=native ;;
2457 v9|niagara) echo -xarch=sparc ;;
2458 ultrasparc) echo -xarch=sparcvis ;;
2459 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2460 i586|pentium) echo -xchip=pentium ;;
2461 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2462 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2463 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2464 pentium4*) echo -xtarget=pentium4 ;;
2465 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2466 *-sse3) echo -xarch=sse3 ;;
2467 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2468 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2469 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2470 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2471 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2472 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2473 echo -xarch=sse2a ;;
2474 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2475 esac
2476 ;;
2477 -std=c99) echo -xc99 ;;
2478 -fomit-frame-pointer) echo -xregs=frameptr ;;
2479 -fPIC) echo -KPIC -xcode=pic32 ;;
2480 -W*,*) echo $flag ;;
5e753ed5
SM
2481 -f*-*|-W*|-mimpure-text) ;;
2482 -shared) echo -G ;;
d0c6d424
MR
2483 *) echo $flag ;;
2484 esac
2485 done
2486}
2487
2488tms470_flags(){
2489 for flag; do
2490 case $flag in
2491 -march=*|-mcpu=*)
2492 case "${flag#*=}" in
2493 armv7-a|cortex-a*) echo -mv=7a8 ;;
2494 armv7-r|cortex-r*) echo -mv=7r4 ;;
2495 armv7-m|cortex-m*) echo -mv=7m3 ;;
2496 armv6*|arm11*) echo -mv=6 ;;
2497 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2498 echo -mv=5e ;;
2499 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2500 esac
2501 ;;
2502 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2503 -mfpu=vfp) echo --float_support=vfpv2 ;;
2504 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2505 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2506 -msoft-float) echo --float_support=vfplib ;;
2507 -O[0-3]|-mf=*) echo $flag ;;
2508 -g) echo -g -mn ;;
2509 -pds=*) echo $flag ;;
ad93dccb
MR
2510 -D*|-I*) echo $flag ;;
2511 --gcc|--abi=*) echo $flag ;;
2512 -me) echo $flag ;;
d0c6d424
MR
2513 esac
2514 done
2515}
2516
a758c5e2
MR
2517probe_cc(){
2518 pfx=$1
2519 _cc=$2
2520
8db73c61
MR
2521 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2522 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2523 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2524 _flags_filter=echo
2525
2526 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2527 _type=llvm_gcc
2528 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2529 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2530 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2531 _cflags_speed='-O3'
2532 _cflags_size='-Os'
2533 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2534 _type=gcc
2535 gcc_version=$($_cc --version | head -n1)
2536 gcc_basever=$($_cc -dumpversion)
2537 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2538 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2539 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2540 if ! $_cc -dumpversion | grep -q '^2\.'; then
2541 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2542 fi
2543 _cflags_speed='-O3'
2544 _cflags_size='-Os'
b2d688ea 2545 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2546 _type=icc
2547 _ident=$($_cc --version | head -n1)
2548 _depflags='-MMD'
2549 _cflags_speed='-O3'
2550 _cflags_size='-Os'
2551 _cflags_noopt='-O1'
2552 elif $_cc -v 2>&1 | grep -q xlc; then
2553 _type=xlc
2554 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2555 _cflags_speed='-O5'
2556 _cflags_size='-O5 -qcompact'
2557 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2558 _type=ccc
2559 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2560 _DEPFLAGS='-M'
a758c5e2
MR
2561 _cflags_speed='-fast'
2562 _cflags_size='-O1'
457cc333 2563 _flags_filter=ccc_flags
a758c5e2
MR
2564 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2565 test -d "$sysroot" || die "No valid sysroot specified."
2566 _type=armcc
2567 _ident=$($_cc --vsn | head -n1)
2568 armcc_conf="$PWD/armcc.conf"
2569 $_cc --arm_linux_configure \
2570 --arm_linux_config_file="$armcc_conf" \
2571 --configure_sysroot="$sysroot" \
2572 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2573 die "Error creating armcc configuration file."
2574 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2575 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2576 as_default="${cross_prefix}gcc"
2577 _depflags='-MMD'
2578 _cflags_speed='-O3'
2579 _cflags_size='-Os'
0122118e 2580 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2581 _type=tms470
2582 _ident=$($_cc -version | head -n1 | tr -s ' ')
2583 _flags='--gcc --abi=eabi -me'
18031c49 2584 _cc_e='-ppl -fe=$@'
a758c5e2 2585 _cc_o='-fe=$@'
a758c5e2
MR
2586 _depflags='-ppa -ppd=$(@:.o=.d)'
2587 _cflags_speed='-O3 -mf=5'
2588 _cflags_size='-O3 -mf=2'
2589 _flags_filter=tms470_flags
2590 elif $_cc -v 2>&1 | grep -q clang; then
2591 _type=clang
2592 _ident=$($_cc --version | head -n1)
2593 _depflags='-MMD'
2594 _cflags_speed='-O3'
2595 _cflags_size='-Os'
2596 elif $_cc -V 2>&1 | grep -q Sun; then
2597 _type=suncc
2598 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2599 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2600 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2601 _ldflags='-std=c99'
2602 _cflags_speed='-O5'
2603 _cflags_size='-O5 -xspace'
2604 _flags_filter=suncc_flags
2605 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2606 _type=pathscale
2607 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2608 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2609 _cflags_speed='-O2'
2610 _cflags_size='-Os'
2611 _flags_filter='filter_out -Wdisabled-optimization'
2612 elif $_cc -v 2>&1 | grep -q Open64; then
2613 _type=open64
2614 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2615 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2616 _cflags_speed='-O2'
2617 _cflags_size='-Os'
2618 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2619 elif $_cc -V 2>&1 | grep -q Portland; then
2620 _type=pgi
2621 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2622 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2623 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2624 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2625 _cflags_noopt="-O1"
2626 _flags_filter=pgi_flags
dfa559bc
RB
2627 elif $_cc 2>&1 | grep -q Microsoft; then
2628 _type=msvc
2629 _ident=$($cc 2>&1 | head -n1)
2630 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2631 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2632 _cflags_speed="-O2"
2633 _cflags_size="-O1"
ace87c19
DB
2634 # Nonstandard output options, to avoid msys path conversion issues.
2635 # Relies on wrapper to remap it.
dfa559bc
RB
2636 if $_cc 2>&1 | grep -q Linker; then
2637 _ld_o='-out $@'
2638 else
2639 _ld_o='-Fe$@'
2640 fi
2641 _cc_o='-Fo $@'
a224b2cb 2642 _cc_e='-P -Fi $@'
dfa559bc
RB
2643 _flags_filter=msvc_flags
2644 _ld_lib='lib%.a'
2645 _ld_path='-libpath:'
2646 _flags='-nologo'
09f2581d 2647 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2648 if [ $pfx = hostcc ]; then
6a0200f2 2649 append _cflags -Dsnprintf=_snprintf
dfa559bc 2650 fi
322e4194
AS
2651 elif $_cc 2>&1 | grep -q Intel; then
2652 _type=icl
2653 _ident=$($cc 2>&1 | head -n1)
2654 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2655 # Not only is O3 broken on 13.x+ but it is slower on all previous
2656 # versions (tested) as well.
322e4194
AS
2657 _cflags_speed="-O2"
2658 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2659 # Nonstandard output options, to avoid msys path conversion issues.
2660 # Relies on wrapper to remap it.
322e4194
AS
2661 if $_cc 2>&1 | grep -q Linker; then
2662 _ld_o='-out $@'
2663 else
2664 _ld_o='-Fe$@'
2665 fi
2666 _cc_o='-Fo $@'
2667 _cc_e='-P'
14fb9d3d 2668 _flags_filter=icl_flags
322e4194
AS
2669 _ld_lib='lib%.a'
2670 _ld_path='-libpath:'
ace87c19 2671 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2672 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2673 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2674 # with MSVC which enables it by default.
e0d6e2fc 2675 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2676 if [ $pfx = hostcc ]; then
2677 append _cflags -Dsnprintf=_snprintf
2678 fi
e5d45e02
LB
2679 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2680 _type=cparser
2681 _ident=$($_cc --version | head -n1)
2682 _depflags='-MMD'
2683 _cflags_speed='-O4'
2684 _cflags_size='-O2'
2685 _flags_filter=cparser_flags
aef6bd1b 2686 fi
a758c5e2
MR
2687
2688 eval ${pfx}_type=\$_type
2689 eval ${pfx}_ident=\$_ident
2690}
2691
2692set_ccvars(){
23565c26 2693 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2694 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2695 eval ${1}_O=\${_cc_o-\${${1}_O}}
2696
2697 if [ -n "$_depflags" ]; then
2698 eval ${1}_DEPFLAGS=\$_depflags
2699 else
2700 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2701 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2702 eval DEP${1}FLAGS=\$_flags
2703 fi
2704}
2705
2706probe_cc cc "$cc"
2707cflags_filter=$_flags_filter
2708cflags_speed=$_cflags_speed
2709cflags_size=$_cflags_size
2710cflags_noopt=$_cflags_noopt
2711add_cflags $_flags $_cflags
2712cc_ldflags=$_ldflags
2713set_ccvars CC
2714
2715probe_cc hostcc "$host_cc"
2716host_cflags_filter=$_flags_filter
a758c5e2 2717add_host_cflags $_flags $_cflags
a758c5e2 2718set_ccvars HOSTCC
629687f6 2719
851ffa80
MR
2720test -n "$cc_type" && enable $cc_type ||
2721 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2722
75bafbac 2723: ${as_default:=$cc}
50567afa 2724: ${dep_cc_default:=$cc}
684b28e0 2725: ${ld_default:=$cc}
095792f2
MR
2726: ${host_ld_default:=$host_cc}
2727set_default ar as dep_cc ld host_ld
75800dce 2728
a758c5e2
MR
2729probe_cc as "$as"
2730asflags_filter=$_flags_filter
2731add_asflags $_flags $_cflags
2732set_ccvars AS
2733
2734probe_cc ld "$ld"
2735ldflags_filter=$_flags_filter
2736add_ldflags $_flags $_ldflags
2737test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2738LD_O=${_ld_o-$LD_O}
8db73c61
MR
2739LD_LIB=${_ld_lib-$LD_LIB}
2740LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2741
095792f2
MR
2742probe_cc hostld "$host_ld"
2743host_ldflags_filter=$_flags_filter
2744add_host_ldflags $_flags $_ldflags
2745HOSTLD_O=${_ld_o-$HOSTLD_O}
2746
a758c5e2
MR
2747if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2748 probe_cc depcc "$dep_cc"
2749 CCDEP=${_DEPCMD:-$DEPCMD}
2750 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2751 DEPCCFLAGS=$_flags
2752fi
07dec06e 2753
3dbc777c
MR
2754if $ar 2>&1 | grep -q Microsoft; then
2755 arflags="-nologo"
2756 ar_o='-out:$@'
2757elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2758 arflags="rq"
2759 ar_o='$@'
4822ee3c
DB
2760elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2761 arflags='-Xany -r -c'
2762 ar_o='$@'
3dbc777c
MR
2763else
2764 arflags="rc"
2765 ar_o='$@'
2766fi
2767
7f32f40c 2768add_cflags $extra_cflags
2f2e6c7c 2769add_asflags $extra_cflags
7f32f40c 2770
154d432c
MR
2771if test -n "$sysroot"; then
2772 case "$cc_type" in
00ba041c 2773 gcc|llvm_gcc|clang)
467256f2 2774 add_cppflags --sysroot="$sysroot"
154d432c
MR
2775 add_ldflags --sysroot="$sysroot"
2776 ;;
6fec122a
MR
2777 tms470)
2778 add_cppflags -I"$sysinclude"
2779 add_ldflags --sysroot="$sysroot"
2780 ;;
154d432c
MR
2781 esac
2782fi
2783
d22c13a8 2784if test "$cpu" = host; then
ace87c19
DB
2785 enabled cross_compile &&
2786 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2787
2788 case "$cc_type" in
613a4e3f 2789 gcc|llvm_gcc)
d22c13a8
MR
2790 check_native(){
2791 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2792 sed -n "/cc1.*$1=/{
27ce1be8
MR
2793 s/.*$1=\\([^ ]*\\).*/\\1/
2794 p
2795 q
2796 }" $TMPE
d22c13a8
MR
2797 }
2798 cpu=$(check_native -march || check_native -mcpu)
2799 ;;
2800 esac
2801
ace87c19
DB
2802 test "${cpu:-host}" = host &&
2803 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2804fi
2805
e939cedd
MR
2806# Deal with common $arch aliases
2807case "$arch" in
5873b623
MR
2808 aarch64|arm64)
2809 arch="aarch64"
2810 ;;
e939cedd
MR
2811 arm*)
2812 arch="arm"
2813 ;;
2acda282 2814 mips*|IP*)
e939cedd
MR
2815 arch="mips"
2816 ;;
a6e9d649 2817 parisc*|hppa*)
e939cedd
MR
2818 arch="parisc"
2819 ;;
56203596 2820 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2821 arch="ppc"
2822 ;;
e939cedd
MR
2823 s390|s390x)
2824 arch="s390"
2825 ;;
2826 sh4|sh)
2827 arch="sh4"
2828 ;;
4cd217c0 2829 sun4u|sparc*)
e939cedd 2830 arch="sparc"
e939cedd 2831 ;;
c75848cd
DB
2832 tilegx|tile-gx)
2833 arch="tilegx"
2834 ;;
d33ed7b3 2835 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2836 arch="x86"
2837 ;;
2838esac
2839
851ffa80 2840is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2841enable $arch
e939cedd 2842
df5cdc24 2843# Add processor-specific flags
9ebd45c2 2844if enabled aarch64; then
33db40f8
MR
2845
2846 case $cpu in
2847 armv*)
2848 cpuflags="-march=$cpu"
2849 ;;
2850 *)
2851 cpuflags="-mcpu=$cpu"
2852 ;;
2853 esac
2854
2855elif enabled alpha; then
2856
2857 cpuflags="-mcpu=$cpu"
2858
2859elif enabled arm; then
2860
1234c66a
MR
2861 check_arm_arch() {
2862 check_cpp_condition stddef.h \
2863 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2864 $cpuflags
2865 }
2866
2867 probe_arm_arch() {
2868 if check_arm_arch 4; then echo armv4;
2869 elif check_arm_arch 4T; then echo armv4t;
2870 elif check_arm_arch 5; then echo armv5;
2871 elif check_arm_arch 5E; then echo armv5e;
2872 elif check_arm_arch 5T; then echo armv5t;
2873 elif check_arm_arch 5TE; then echo armv5te;
2874 elif check_arm_arch 5TEJ; then echo armv5te;
2875 elif check_arm_arch 6; then echo armv6;
2876 elif check_arm_arch 6J; then echo armv6j;
2877 elif check_arm_arch 6K; then echo armv6k;
2878 elif check_arm_arch 6Z; then echo armv6z;
2879 elif check_arm_arch 6ZK; then echo armv6zk;
2880 elif check_arm_arch 6T2; then echo armv6t2;
2881 elif check_arm_arch 7; then echo armv7;
2882 elif check_arm_arch 7A 7_A; then echo armv7-a;
2883 elif check_arm_arch 7R 7_R; then echo armv7-r;
2884 elif check_arm_arch 7M 7_M; then echo armv7-m;
2885 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2886 elif check_arm_arch 8A 8_A; then echo armv8-a;
2887 fi
2888 }
2889
2890 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2891
33db40f8
MR
2892 case $cpu in
2893 armv*)
2894 cpuflags="-march=$cpu"
2895 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2896 ;;
2897 *)
2898 cpuflags="-mcpu=$cpu"
2899 case $cpu in
2900 cortex-a*) subarch=armv7a ;;
2901 cortex-r*) subarch=armv7r ;;
2902 cortex-m*) enable thumb; subarch=armv7m ;;
2903 arm11*) subarch=armv6 ;;
2904 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2905 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2906 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2907 esac
2908 ;;
2909 esac
2910
f0fe245b
MR
2911 case "$subarch" in
2912 armv5t*) enable fast_clz ;;
2913 armv[6-8]*) enable fast_clz fast_unaligned ;;
2914 esac
2915
33db40f8
MR
2916elif enabled avr32; then
2917
2918 case $cpu in
2919 ap7[02]0[0-2])
2920 subarch="avr32_ap"
2921 cpuflags="-mpart=$cpu"
2922 ;;
2923 ap)
2924 subarch="avr32_ap"
2925 cpuflags="-march=$cpu"
2926 ;;
2927 uc3[ab]*)
2928 subarch="avr32_uc"
2929 cpuflags="-mcpu=$cpu"
2930 ;;
2931 uc)
2932 subarch="avr32_uc"
2933 cpuflags="-march=$cpu"
2934 ;;
2935 esac
2936
2937elif enabled bfin; then
2938
2939 cpuflags="-mcpu=$cpu"
2940
2941elif enabled mips; then
2942
2943 cpuflags="-march=$cpu"
2944
5d54c126 2945elif enabled ppc; then
343aef9b 2946
56348891
MR
2947 case $(tolower $cpu) in
2948 601|ppc601|powerpc601)
9dbd5c3d 2949 cpuflags="-mcpu=601"
64ad53ff 2950 disable altivec
9dbd5c3d 2951 ;;
56348891 2952 603*|ppc603*|powerpc603*)
9dbd5c3d 2953 cpuflags="-mcpu=603"
64ad53ff 2954 disable altivec
9dbd5c3d 2955 ;;
56348891 2956 604*|ppc604*|powerpc604*)
9dbd5c3d 2957 cpuflags="-mcpu=604"
64ad53ff 2958 disable altivec
9dbd5c3d 2959 ;;
56348891 2960 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2961 cpuflags="-mcpu=750"
64ad53ff 2962 disable altivec
9dbd5c3d 2963 ;;
56348891 2964 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2965 cpuflags="-mcpu=7450"
9dbd5c3d 2966 ;;
56348891 2967 74*|ppc74*|powerpc74*)
7f1fcaf0 2968 cpuflags="-mcpu=7400"
9dbd5c3d 2969 ;;
313f9fbf 2970 g5|970|ppc970|powerpc970)
7f1fcaf0 2971 cpuflags="-mcpu=970"
9dbd5c3d 2972 ;;
313f9fbf 2973 power[3-7]*)
7f1fcaf0 2974 cpuflags="-mcpu=$cpu"
313f9fbf 2975 ;;
56348891 2976 cell)
9dbd5c3d
MR
2977 cpuflags="-mcpu=cell"
2978 enable ldbrx
2979 ;;
4ab26cb4
DB
2980 e500mc)
2981 cpuflags="-mcpu=e500mc"
2982 disable altivec
2983 ;;
7b0b81a1
AL
2984 e500v2)
2985 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2986 disable altivec
2987 ;;
2988 e500)
2989 cpuflags="-mcpu=8540 -mhard-float"
2990 disable altivec
2991 ;;
9dbd5c3d 2992 esac
343aef9b 2993
33db40f8
MR
2994elif enabled sparc; then
2995
2996 case $cpu in
2997 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2998 cpuflags="-mcpu=$cpu"
2999 disable vis
3000 ;;
3001 ultrasparc*|niagara[234])
3002 cpuflags="-mcpu=$cpu"
3003 ;;
3004 esac
3005
343aef9b
MR
3006elif enabled x86; then
3007
9dbd5c3d
MR
3008 case $cpu in
3009 i[345]86|pentium)
3010 cpuflags="-march=$cpu"
3011 disable mmx
3012 ;;
f54b5505 3013 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3014 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3015 cpuflags="-march=$cpu"
f54b5505 3016 disable i686
9dbd5c3d 3017 ;;
f54b5505 3018 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3019 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3020 cpuflags="-march=$cpu"
f54b5505 3021 enable i686
9dbd5c3d
MR
3022 enable fast_cmov
3023 ;;
3024 # targets that do support conditional mov but on which it's slow
3025 pentium4|pentium4m|prescott|nocona)
3026 cpuflags="-march=$cpu"
f54b5505 3027 enable i686
9dbd5c3d
MR
3028 disable fast_cmov
3029 ;;
3030 esac
343aef9b 3031
343aef9b
MR
3032fi
3033
9ebd45c2
MR
3034if [ "$cpu" != generic ]; then
3035 add_cflags $cpuflags
3036 add_asflags $cpuflags
3037fi
df5cdc24 3038
993f2d0f
MR
3039# compiler sanity check
3040check_exec <<EOF
3041int main(void){ return 0; }
3042EOF
3043if test "$?" != 0; then
3044 echo "$cc is unable to create an executable file."
3045 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3046 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3047 echo "Only do this if you know what cross compiling means."
3048 fi
3049 die "C compiler test failed."
3050fi
3051
046f081b 3052add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3053check_cflags -std=c99
50a334e4 3054check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3055#include <stdlib.h>
3056EOF
50a334e4 3057check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3058#include <stdlib.h>
3059EOF
e9b9a2f8 3060
f0125de9 3061check_host_cflags -std=c99
0a6db2a2 3062check_host_cflags -Wall
f0125de9 3063
d4c99513
MR
3064check_64bit(){
3065 arch32=$1
3066 arch64=$2
3067 expr=$3
3068 check_code cc "" "int test[2*($expr) - 1]" &&
3069 subarch=$arch64 || subarch=$arch32
3070}
3071
b24dbcbd 3072case "$arch" in
d11cb13b 3073 aarch64|alpha|ia64)
2acda282
MR
3074 spic=$shared
3075 ;;
3076 mips)
3077 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3078 spic=$shared
b24dbcbd 3079 ;;
a6e9d649
MR
3080 parisc)
3081 check_64bit parisc parisc64 'sizeof(void *) > 4'
3082 spic=$shared
3083 ;;
56203596
MR
3084 ppc)
3085 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3086 spic=$shared
56203596 3087 ;;
4cd217c0
MR
3088 sparc)
3089 check_64bit sparc sparc64 'sizeof(void *) > 4'
3090 spic=$shared
3091 ;;
e939cedd 3092 x86)
d4c99513 3093 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3094 if test "$subarch" = "x86_64"; then
e939cedd 3095 spic=$shared
de27f4d9 3096 fi
b24dbcbd 3097 ;;
b24dbcbd
RP
3098esac
3099
343aef9b 3100enable $subarch
b1803c79 3101enabled spic && enable_weak pic
b24dbcbd 3102
7483e694 3103# OS specific
4f854758 3104case $target_os in
d3635f3a 3105 aix)
80ade798 3106 SHFLAGS=-shared
d3635f3a 3107 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3108 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3109 ;;
a1629e28 3110 haiku)
63ae7e7c 3111 prefix_default="/boot/common"
108caaaa 3112 network_extralibs="-lnetwork"
f59c4bd6 3113 host_libs=
a1629e28 3114 ;;
7483e694 3115 sunos)
9987769a 3116 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3117 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3118 network_extralibs="-lsocket -lnsl"
779222db 3119 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3120 # When using suncc to build, the Solaris linker will mark
3121 # an executable with each instruction set encountered by
3122 # the Solaris assembler. As our libraries contain their own
3123 # guards for processor-specific code, instead suppress
3124 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3125 enabled_all suncc x86 &&
3126 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3127 add_ldflags -Wl,-M,mapfile
2a8a860a 3128 nm_default='nm -P -g'
7483e694
DB
3129 ;;
3130 netbsd)
a1e4b3f6 3131 disable symver
07a8eef6
MR
3132 oss_indev_extralibs="-lossaudio"
3133 oss_outdev_extralibs="-lossaudio"
7483e694 3134 ;;
d488c3bc 3135 openbsd|bitrig)
a1e4b3f6 3136 disable symver
7483e694 3137 SHFLAGS='-shared'
69dca3a4 3138 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3139 SLIB_INSTALL_LINKS=
07a8eef6
MR
3140 oss_indev_extralibs="-lossaudio"
3141 oss_outdev_extralibs="-lossaudio"
7483e694 3142 ;;
a1e4b3f6 3143 dragonfly)
a1e4b3f6
MR
3144 disable symver
3145 ;;
3146 freebsd)
7483e694
DB
3147 ;;
3148 bsd/os)
355d81df 3149 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3150 ;;
3151 darwin)
301ab19d 3152 gas="gas-preprocessor.pl $cc"
e08b8239 3153 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3154 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3155 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3156 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3157 SLIBSUF=".dylib"
3158 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3159 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3160 objformat="macho"
1b0f6fb8 3161 enabled x86_64 && objformat="macho64"
8dfa86f7 3162 enabled_any pic shared ||
2704bd1a 3163 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3164 ;;
3165 mingw32*)
9d3f4f50 3166 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3167 disable network
3168 else
3169 target_os=mingw32
3170 fi
dcc01c06 3171 LIBTARGET=i386
1fc9fb8a 3172 if enabled x86_64; then
417516f6 3173 LIBTARGET="i386:x86-64"
336cc1b0 3174 elif enabled arm; then
15c5156d 3175 LIBTARGET=arm-wince
dcc01c06 3176 fi
225a5f91
AS
3177 check_ldflags -Wl,--nxcompat
3178 check_ldflags -Wl,--dynamicbase
fbd971a4 3179 shlibdir_default="$bindir_default"
7483e694
DB
3180 SLIBPREF=""
3181 SLIBSUF=".dll"
7483e694
DB
3182 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3183 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3184 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3185 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3186 SLIB_INSTALL_LINKS=
3187 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3188 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3189 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3190 objformat="win32"
ec10a9ab 3191 dlltool="${cross_prefix}dlltool"
a3222470 3192 ranlib=:
bc574408 3193 enable dos_paths
7483e694 3194 ;;
53e8cd68 3195 win32|win64)
d66c52c2
MS
3196 if enabled shared; then
3197 # Link to the import library instead of the normal static library
3198 # for shared libs.
3199 LD_LIB='%.lib'
e2cd766c 3200 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3201 disable static
3202 fi
3203 shlibdir_default="$bindir_default"
3204 SLIBPREF=""
3205 SLIBSUF=".dll"
3206 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3207 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3208 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3209 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3210 SLIB_INSTALL_LINKS=
3211 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3212 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3213 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3214 objformat="win32"
3215 ranlib=:
3216 enable dos_paths
3217 ;;
7483e694 3218 cygwin*)
4f854758 3219 target_os=cygwin
fbd971a4 3220 shlibdir_default="$bindir_default"
7483e694
DB
3221 SLIBPREF="cyg"
3222 SLIBSUF=".dll"
3223 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3224 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3225 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3226 SLIB_INSTALL_LINKS=
3227 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3228 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3229 objformat="win32"
bc574408 3230 enable dos_paths
7483e694 3231 ;;
4f365f37 3232 *-dos|freedos|opendos)
4f365f37 3233 network_extralibs="-lsocket"
ff1c015d 3234 objformat="coff"
bc574408 3235 enable dos_paths
a7a187a1 3236 add_cppflags -U__STRICT_ANSI__
4f365f37 3237 ;;
7483e694 3238 linux)
7483e694
DB
3239 enable dv1394
3240 ;;
3241 irix*)
4f854758 3242 target_os=irix
7483e694
DB
3243 ranlib="echo ignoring ranlib"
3244 ;;
d22e8442 3245 os/2*)
d22e8442 3246 ln_s="cp -f"
9297f1ed 3247 objformat="aout"
e14574eb 3248 add_cppflags -D_GNU_SOURCE
355d81df 3249 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3250 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3251 LIBSUF="_s.a"
d22e8442
DY
3252 SLIBPREF=""
3253 SLIBSUF=".dll"
3254 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3255 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3256 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3257 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3258 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3259 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3260 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3261 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3262 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3263 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3264 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3265 enable dos_paths
d22e8442 3266 ;;
83993c1c 3267 gnu/kfreebsd)
3bd1eacd 3268 add_cppflags -D_BSD_SOURCE
83993c1c 3269 ;;
34e82167 3270 gnu)
34e82167 3271 ;;
d33ed7b3
MR
3272 qnx)
3273 add_cppflags -D_QNX_SOURCE
3274 network_extralibs="-lsocket"
3275 ;;
1c69c79f
MS
3276 symbian)
3277 SLIBSUF=".dll"
3278 enable dos_paths
e3bc07f4
MS
3279 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3280 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3281 add_ldflags -Wl,--target1-abs,--no-undefined \
3282 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3283 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3284 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3285 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3286 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3287 ;;
fdd66609
MR
3288 osf1)
3289 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3290 ;;
741a8b72
MR
3291 minix)
3292 ;;
4ebc6a74
MR
3293 plan9)
3294 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3295 -D_REENTRANT_SOURCE \
3296 -D_RESEARCH_SOURCE \
3297 -DFD_SETSIZE=96 \
3298 -DHAVE_SOCK_OPTS
3299 add_compat strtod.o strtod=avpriv_strtod
3300 network_extralibs='-lbsd'
3301 exeobjs=compat/plan9/main.o
3302 disable avserver
4ebc6a74
MR
3303 cp_f='cp'
3304 ;;
614d8911
MR
3305 none)
3306 ;;
7483e694 3307 *)
4f924f9a 3308 die "Unknown OS '$target_os'."
7483e694
DB
3309 ;;
3310esac
3311
b797f3c4
MR
3312# determine libc flavour
3313
197252f1 3314# uclibc defines __GLIBC__, so it needs to be checked before glibc.