mpegaudioenc: Move some static tables to MpegAudioContext
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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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.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
3b327a4b
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
5a0f7131
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
3b327a4b
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
e417d80d 181 --enable-libcdio enable audio CD grabbing with libcdio
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182 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
183 and libraw1394 [no]
c547e5ff 184 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 185 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 186 --enable-libfreetype enable libfreetype [no]
c547e5ff 187 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 188 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 189 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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190 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
191 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
192 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 193 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 194 --enable-libopus enable Opus decoding via libopus [no]
7c922411 195 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 196 --enable-librtmp enable RTMP[E] support via librtmp [no]
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DB
197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
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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DB
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
06454877
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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
4d6ee072 272 --disable-avx2 disable AVX2 optimizations
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273 --disable-armv5te disable armv5te optimizations
274 --disable-armv6 disable armv6 optimizations
275 --disable-armv6t2 disable armv6t2 optimizations
b3267559 276 --disable-vfp disable VFP optimizations
5ea20630 277 --disable-neon disable NEON optimizations
06454877 278 --disable-vis disable VIS optimizations
afb5ed55 279 --disable-inline-asm disable use of inline assembler
06454877 280 --disable-yasm disable use of yasm assembler
06454877 281
070c5d0f 282Developer options (useful when working on Libav itself):
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283 --disable-debug disable debugging symbols
284 --enable-debug=LEVEL set the debug level [$debuglevel]
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285 --disable-optimizations disable compiler optimizations
286 --enable-extra-warnings enable more compiler warnings
52b3cc60 287 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 288 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
289 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
290 should be used only for debugging purposes)
154caa67
MR
291 --enable-random randomly enable/disable components
292 --disable-random
293 --enable-random=LIST randomly enable/disable specific components or
294 --disable-random=LIST component groups. LIST is a comma-separated list
295 of NAME[:PROB] entries where NAME is a component
296 (group) and PROB the probability associated with
297 NAME (default 0.5).
298 --random-seed=VALUE seed value for --enable/disable-random
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299
300NOTE: Object files are built at the place where configure is launched.
301EOF
60e8bc13 302 exit 0
74c53c2d 303}
cf9d24ad 304
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305quotes='""'
306
57bd82d4 307log(){
2270b4b2 308 echo "$@" >> $logfile
57bd82d4
MR
309}
310
720c69da 311log_file(){
c8e9f801 312 log BEGIN $1
2270b4b2 313 pr -n -t $1 >> $logfile
c8e9f801
MR
314 log END $1
315}
316
2ba042a7 317echolog(){
c8e9f801 318 log "$@"
57bd82d4 319 echo "$@"
2ba042a7
MR
320}
321
7bfc8ae6
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322warn(){
323 log "WARNING: $*"
324 WARNINGS="${WARNINGS}WARNING: $*\n"
325}
326
2ba042a7
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327die(){
328 echolog "$@"
329 cat <<EOF
d326cf7f 330
2ba042a7 331If you think configure made a mistake, make sure you are using the latest
4a6a21f5 332version from Git. If the latest version fails, report the problem to the
5045f6bd 333libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 334EOF
e155a21a 335 if disabled logging; then
2ba042a7 336 cat <<EOF
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337Rerun configure with logging enabled (do not use --disable-logging), and
338include the log this produces with your report.
2ba042a7
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339EOF
340 else
f69f51b3 341 cat <<EOF
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342Include the log file "$logfile" produced by configure as this will help
343solving the problem.
2ba042a7
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344EOF
345 fi
57bd82d4
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346 exit 1
347}
348
6c6007d6 349# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 350toupper(){
6c6007d6 351 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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356}
357
14a8acf1
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358c_escape(){
359 echo "$*" | sed 's/["\\]/\\\0/g'
360}
361
b04251c5
MR
362sh_quote(){
363 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 364 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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365 echo "$v"
366}
367
bb7a22b5
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368cleanws(){
369 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
370}
371
be8f2501
MR
372filter(){
373 pat=$1
374 shift
375 for v; do
98ef6079 376 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
377 done
378}
379
9d201b26
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380filter_out(){
381 pat=$1
382 shift
383 for v; do
384 eval "case $v in $pat) ;; *) echo $v ;; esac"
385 done
386}
387
36e2dea0
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388map(){
389 m=$1
390 shift
e0e335a0 391 for v; do eval $m; done
36e2dea0
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392}
393
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DB
394add_suffix(){
395 suffix=$1
396 shift
397 for v; do echo ${v}${suffix}; done
398}
399
a8d04fba
MR
400set_all(){
401 value=$1
402 shift
403 for var in $*; do
404 eval $var=$value
405 done
406}
407
72a43668
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408set_weak(){
409 value=$1
410 shift
411 for var; do
412 eval : \${$var:=$value}
413 done
414}
415
f868b24d
DB
416sanitize_var_name(){
417 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
418}
419
3f8040db
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420set_safe(){
421 var=$1
422 shift
f868b24d 423 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
424}
425
426get_safe(){
f868b24d 427 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
428}
429
799c9e9b 430pushvar(){
4d810ad2
MS
431 for pvar in $*; do
432 eval level=\${${pvar}_level:=0}
433 eval ${pvar}_${level}="\$$pvar"
434 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
435 done
436}
437
438popvar(){
4d810ad2
MS
439 for pvar in $*; do
440 eval level=\${${pvar}_level:-0}
799c9e9b
MR
441 test $level = 0 && continue
442 eval level=$(($level-1))
4d810ad2
MS
443 eval $pvar="\${${pvar}_${level}}"
444 eval ${pvar}_level=$level
445 eval unset ${pvar}_${level}
799c9e9b
MR
446 done
447}
448
a8d04fba
MR
449enable(){
450 set_all yes $*
451}
452
453disable(){
454 set_all no $*
455}
456
72a43668
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457enable_weak(){
458 set_weak yes $*
459}
460
461disable_weak(){
462 set_weak no $*
463}
464
72702705 465enable_safe(){
fd07f803
MR
466 for var; do
467 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
468 done
72702705
MR
469}
470
471disable_safe(){
fd07f803
MR
472 for var; do
473 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
474 done
72702705
MR
475}
476
f9d328da
MR
477do_enable_deep(){
478 for var; do
479 enabled $var && continue
480 eval sel="\$${var}_select"
c510c7b5
MR
481 eval sgs="\$${var}_suggest"
482 pushvar var sgs
f9d328da 483 enable_deep $sel
c510c7b5
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484 popvar sgs
485 enable_deep_weak $sgs
f9d328da
MR
486 popvar var
487 done
488}
489
490enable_deep(){
491 do_enable_deep $*
492 enable $*
493}
494
72a43668 495enable_deep_weak(){
ffb068ce
MS
496 for var; do
497 disabled $var && continue
498 pushvar var
499 do_enable_deep $var
500 popvar var
501 enable_weak $var
502 done
72a43668
MR
503}
504
57bd82d4 505enabled(){
3250003c
MR
506 test "${1#!}" = "$1" && op== || op=!=
507 eval test "x\$${1#!}" $op "xyes"
44161118
MR
508}
509
37970ebf 510disabled(){
3250003c
MR
511 test "${1#!}" = "$1" && op== || op=!=
512 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
513}
514
44161118
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515enabled_all(){
516 for opt; do
517 enabled $opt || return 1
518 done
519}
520
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521disabled_all(){
522 for opt; do
523 disabled $opt || return 1
524 done
525}
526
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527enabled_any(){
528 for opt; do
529 enabled $opt && return 0
530 done
531}
532
85bca2c5
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533disabled_any(){
534 for opt; do
535 disabled $opt && return 0
536 done
f7b230a7 537 return 1
85bca2c5
DB
538}
539
c9d19248
MR
540set_default(){
541 for opt; do
88268e94 542 eval : \${$opt:=\$${opt}_default}
c9d19248
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543 done
544}
545
4a0d6686
AJ
546is_in(){
547 value=$1
548 shift
549 for var in $*; do
550 [ $var = $value ] && return 0
551 done
552 return 1
553}
554
d4f8cecc 555do_check_deps(){
30fd06be 556 for cfg; do
3250003c 557 cfg="${cfg#!}"
799c9e9b
MR
558 enabled ${cfg}_checking && die "Circular dependency for $cfg."
559 disabled ${cfg}_checking && continue
560 enable ${cfg}_checking
d4f8cecc 561 append allopts $cfg
799c9e9b 562
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563 eval dep_all="\$${cfg}_deps"
564 eval dep_any="\$${cfg}_deps_any"
7ef3425f 565 eval dep_sel="\$${cfg}_select"
c510c7b5 566 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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567 eval dep_ifa="\$${cfg}_if"
568 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 569
3d7453e0 570 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 571 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 572 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 573
3d7453e0
MR
574 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
575 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
576 enabled_all $dep_all || disable $cfg
577 enabled_any $dep_any || disable $cfg
7ef3425f 578 disabled_any $dep_sel && disable $cfg
799c9e9b 579
4ec45764 580 if enabled $cfg; then
f9d328da 581 enable_deep $dep_sel
c510c7b5 582 enable_deep_weak $dep_sgs
4ec45764
RP
583 fi
584
799c9e9b 585 disable ${cfg}_checking
30fd06be
MR
586 done
587}
588
d4f8cecc
MR
589check_deps(){
590 unset allopts
591
592 do_check_deps "$@"
593
594 for cfg in $allopts; do
595 enabled $cfg || continue
596 eval dep_extralibs="\$${cfg}_extralibs"
597 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
598 done
599}
600
44161118
MR
601print_config(){
602 pfx=$1
72cfcf41
MR
603 files=$2
604 shift 2
f454e879
MR
605 map 'eval echo "$v \${$v:-no}"' "$@" |
606 awk "BEGIN { split(\"$files\", files) }
607 {
608 c = \"$pfx\" toupper(\$1);
609 v = \$2;
610 sub(/yes/, 1, v);
611 sub(/no/, 0, v);
612 for (f in files) {
613 file = files[f];
614 if (file ~ /\\.h\$/) {
615 printf(\"#define %s %d\\n\", c, v) >>file;
616 } else if (file ~ /\\.asm\$/) {
617 printf(\"%%define %s %d\\n\", c, v) >>file;
618 } else if (file ~ /\\.mak\$/) {
d16c4aeb 619 n = -v ? \"\" : \"!\";
f454e879
MR
620 printf(\"%s%s=yes\\n\", n, c) >>file;
621 }
622 }
623 }"
57bd82d4
MR
624}
625
31c0121d 626print_enabled(){
31c0121d
MR
627 suf=$1
628 shift
629 for v; do
9eda2a85 630 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
631 done
632}
633
57bd82d4
MR
634append(){
635 var=$1
636 shift
57bd82d4
MR
637 eval "$var=\"\$$var $*\""
638}
639
60361817
MR
640prepend(){
641 var=$1
642 shift
643 eval "$var=\"$* \$$var\""
644}
645
50a334e4 646add_cppflags(){
cd52ec95 647 append CPPFLAGS "$@"
50a334e4
MR
648}
649
57bd82d4 650add_cflags(){
01d31e16 651 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
652}
653
2f2e6c7c 654add_asflags(){
01d31e16 655 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
656}
657
57bd82d4 658add_ldflags(){
64933b6c 659 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
660}
661
662add_extralibs(){
64933b6c 663 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
664}
665
4cc4b33f
DB
666add_host_cppflags(){
667 append host_cppflags "$@"
668}
669
6c3fa06a
MR
670add_host_cflags(){
671 append host_cflags $($host_cflags_filter "$@")
672}
673
674add_host_ldflags(){
675 append host_ldflags $($host_ldflags_filter "$@")
676}
677
84e65c76
MR
678add_compat(){
679 append compat_objs $1
680 shift
681 map 'add_cppflags -D$v' "$@"
682}
683
b0cfb663 684check_cmd(){
b3cb5d51 685 log "$@"
2270b4b2 686 "$@" >> $logfile 2>&1
b0cfb663
MR
687}
688
b2704a65
MR
689cc_o(){
690 eval printf '%s\\n' $CC_O
691}
692
18031c49
MR
693cc_e(){
694 eval printf '%s\\n' $CC_E
695}
696
dcd479c0 697check_cc(){
57bd82d4 698 log check_cc "$@"
2270b4b2 699 cat > $TMPC
720c69da 700 log_file $TMPC
23565c26 701 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
702}
703
704check_cpp(){
705 log check_cpp "$@"
2270b4b2 706 cat > $TMPC
720c69da 707 log_file $TMPC
18031c49 708 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
709}
710
df0d6341
MR
711as_o(){
712 eval printf '%s\\n' $AS_O
713}
714
f65883c8
MR
715check_as(){
716 log check_as "$@"
7fd90119
MR
717 cat > $TMPS
718 log_file $TMPS
719 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
720}
721
575db883
DB
722check_inline_asm(){
723 log check_inline_asm "$@"
940f335a 724 name="$1"
3784e82e 725 code="$2"
940f335a 726 shift 2
49214f61 727 disable $name
7fd90119 728 check_cc "$@" <<EOF && enable $name
3784e82e 729void foo(void){ __asm__ volatile($code); }
940f335a
MR
730EOF
731}
732
c6ebc9fa
MR
733check_insn(){
734 log check_insn "$@"
735 check_inline_asm ${1}_inline "\"$2\""
736 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
737}
738
304d586d
LM
739check_yasm(){
740 log check_yasm "$@"
741 echo "$1" > $TMPS
742 log_file $TMPS
743 shift 1
744 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
745}
746
29b64b68
MR
747ld_o(){
748 eval printf '%s\\n' $LD_O
749}
750
dcd479c0 751check_ld(){
57bd82d4 752 log check_ld "$@"
66a1ccd7
MR
753 flags=$(filter_out '-l*' "$@")
754 libs=$(filter '-l*' "$@")
01d31e16 755 check_cc $($cflags_filter $flags) || return
64933b6c
MR
756 flags=$($ldflags_filter $flags)
757 libs=$($ldflags_filter $libs)
29b64b68 758 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
759}
760
5adc829e
MR
761check_code(){
762 log check_code "$@"
763 check=$1
764 headers=$2
765 code=$3
766 shift 3
767 {
768 for hdr in $headers; do
769 echo "#include <$hdr>"
770 done
771 echo "int main(void) { $code; return 0; }"
772 } | check_$check "$@"
773}
774
50a334e4
MR
775check_cppflags(){
776 log check_cppflags "$@"
caf458dd 777 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
778int x;
779EOF
780}
781
23157d72
DB
782test_cflags(){
783 log test_cflags "$@"
01d31e16 784 set -- $($cflags_filter "$@")
23157d72 785 check_cc "$@" <<EOF
dcd479c0
MR
786int x;
787EOF
788}
789
23157d72
DB
790check_cflags(){
791 log check_cflags "$@"
792 test_cflags "$@" && add_cflags "$@"
793}
794
2ed46eea
MR
795test_ldflags(){
796 log test_ldflags "$@"
797 check_ld "$@" <<EOF
c23a0ac8 798int main(void){ return 0; }
dcd479c0
MR
799EOF
800}
801
2ed46eea
MR
802check_ldflags(){
803 log check_ldflags "$@"
804 test_ldflags "$@" && add_ldflags "$@"
805}
806
dcd479c0 807check_header(){
57bd82d4 808 log check_header "$@"
dcd479c0
MR
809 header=$1
810 shift
b77df637
MR
811 disable_safe $header
812 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
813#include <$header>
814int x;
815EOF
816}
817
818check_func(){
57bd82d4 819 log check_func "$@"
dcd479c0
MR
820 func=$1
821 shift
d8bc5f06
MR
822 disable $func
823 check_ld "$@" <<EOF && enable $func
dcd479c0 824extern int $func();
c23a0ac8 825int main(void){ $func(); }
dcd479c0
MR
826EOF
827}
828
645d2652 829check_mathfunc(){
6b73c0ae 830 log check_mathfunc "$@"
645d2652 831 func=$1
1aa07aa2
MR
832 narg=$2
833 shift 2
834 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
835 disable $func
836 check_ld "$@" <<EOF && enable $func
837#include <math.h>
1aa07aa2 838float foo(float f, float g) { return $func($args); }
33bd38db 839int main(void){ return 0; }
645d2652
MR
840EOF
841}
842
2446d3d6
DB
843check_func_headers(){
844 log check_func_headers "$@"
f8d7b072 845 headers=$1
edaf1ae2 846 funcs=$2
f8d7b072 847 shift 2
edaf1ae2
MR
848 {
849 for hdr in $headers; do
850 echo "#include <$hdr>"
851 done
852 for func in $funcs; do
853 echo "long check_$func(void) { return (long) $func; }"
854 done
855 echo "int main(void) { return 0; }"
856 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
857}
858
a5344cf7
SS
859check_cpp_condition(){
860 log check_cpp_condition "$@"
861 header=$1
862 condition=$2
f855b7b9 863 shift 2
cd52ec95 864 check_cpp "$@" <<EOF
a5344cf7
SS
865#include <$header>
866#if !($condition)
867#error "unsatisfied condition: $condition"
868#endif
869EOF
870}
871
57bd82d4
MR
872check_lib(){
873 log check_lib "$@"
874 header="$1"
875 func="$2"
876 shift 2
84400e9d 877 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
878}
879
f8d7b072
MR
880check_lib2(){
881 log check_lib2 "$@"
882 headers="$1"
edaf1ae2 883 funcs="$2"
f8d7b072 884 shift 2
edaf1ae2 885 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
886}
887
3f8040db
MR
888check_pkg_config(){
889 log check_pkg_config "$@"
890 pkg="$1"
891 headers="$2"
892 funcs="$3"
893 shift 3
7f9e893f 894 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
895 pkg_cflags=$($pkg_config --cflags $pkg)
896 pkg_libs=$($pkg_config --libs $pkg)
897 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
898 set_safe ${pkg}_cflags $pkg_cflags &&
899 set_safe ${pkg}_libs $pkg_libs
900}
901
dcd479c0 902check_exec(){
2270b4b2 903 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
904}
905
7dfef245 906check_exec_crash(){
5e622c40 907 code=$(cat)
7dfef245
MR
908
909 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
910 # are safe but may not be available everywhere. Thus we use
911 # raise(SIGTERM) instead. The check is run in a subshell so we
912 # can redirect the "Terminated" message from the shell. SIGBUS
913 # is not defined by standard C so it is used conditionally.
914
2270b4b2 915 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
916#include <signal.h>
917static void sighandler(int sig){
918 raise(SIGTERM);
919}
692dd8ed
MR
920int foo(void){
921 $code
922}
9495cd17 923int (*func_ptr)(void) = foo;
e5af4a11 924int main(void){
7dfef245
MR
925 signal(SIGILL, sighandler);
926 signal(SIGFPE, sighandler);
927 signal(SIGSEGV, sighandler);
928#ifdef SIGBUS
929 signal(SIGBUS, sighandler);
930#endif
9495cd17 931 return func_ptr();
7dfef245
MR
932}
933EOF
934}
935
72be9e73
DY
936check_type(){
937 log check_type "$@"
938 headers=$1
939 type=$2
940 shift 2
ae550ce9 941 disable_safe "$type"
5adc829e 942 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
943}
944
14d36751 945check_struct(){
813b82b9 946 log check_struct "$@"
14d36751
MR
947 headers=$1
948 struct=$2
949 member=$3
950 shift 3
951 disable_safe "${struct}_${member}"
5adc829e
MR
952 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
953 enable_safe "${struct}_${member}"
14d36751
MR
954}
955
9c7d85b3
DB
956check_builtin(){
957 log check_builtin "$@"
958 name=$1
959 headers=$2
960 builtin=$3
961 shift 3
962 disable "$name"
963 check_code ld "$headers" "$builtin" "$@" && enable "$name"
964}
965
57bd82d4
MR
966require(){
967 name="$1"
968 header="$2"
969 func="$3"
970 shift 3
971 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
972}
973
f8d7b072
MR
974require2(){
975 name="$1"
976 headers="$2"
977 func="$3"
978 shift 3
979 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
980}
981
3f8040db
MR
982require_pkg_config(){
983 pkg="$1"
984 check_pkg_config "$@" || die "ERROR: $pkg not found"
985 add_cflags $(get_safe ${pkg}_cflags)
986 add_extralibs $(get_safe ${pkg}_libs)
987}
988
ae43c4c0
MR
989hostcc_o(){
990 eval printf '%s\\n' $HOSTCC_O
991}
992
f0125de9
MR
993check_host_cc(){
994 log check_host_cc "$@"
995 cat > $TMPC
996 log_file $TMPC
ae43c4c0 997 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
998}
999
4cc4b33f
DB
1000check_host_cppflags(){
1001 log check_host_cppflags "$@"
1002 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1003int x;
1004EOF
1005}
1006
f0125de9
MR
1007check_host_cflags(){
1008 log check_host_cflags "$@"
6c3fa06a 1009 set -- $($host_cflags_filter "$@")
f0125de9
MR
1010 check_host_cc "$@" <<EOF && append host_cflags "$@"
1011int x;
1012EOF
1013}
1014
c505dd31
MR
1015apply(){
1016 file=$1
1017 shift
1018 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1019}
1020
c34681df 1021cp_if_changed(){
5e27ec28
MR
1022 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1023 mkdir -p "$(dirname $2)"
4ebc6a74 1024 $cp_f "$1" "$2"
c34681df
MR
1025}
1026
dcd61286
DB
1027# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1028# system-dependent things.
1029
4a0d6686
AJ
1030COMPONENT_LIST="
1031 bsfs
1032 decoders
1033 demuxers
1034 encoders
3cde40aa 1035 filters
5666fd73 1036 hwaccels
c552605c 1037 indevs
4a0d6686 1038 muxers
c552605c 1039 outdevs
4a0d6686
AJ
1040 parsers
1041 protocols
1042"
1043
3fc09b00
MR
1044EXTERNAL_LIBRARY_LIST="
1045 avisynth
1046 bzlib
1047 frei0r
1048 gnutls
1049 libcdio
1050 libdc1394
1051 libfaac
1052 libfdk_aac
1053 libfreetype
1054 libgsm
1055 libilbc
1056 libmp3lame
1057 libopencore_amrnb
1058 libopencore_amrwb
1059 libopencv
1060 libopenjpeg
1061 libopus
1062 libpulse
1063 librtmp
1064 libschroedinger
1065 libspeex
1066 libtheora
1067 libvo_aacenc
1068 libvo_amrwbenc
1069 libvorbis
1070 libvpx
84d3ff50 1071 libwavpack
3fc09b00
MR
1072 libx264
1073 libxavs
1074 libxvid
1075 openssl
1076 x11grab
1077 zlib
1078"
1079
70b348ec
DB
1080HWACCEL_LIST="
1081 dxva2
1082 vaapi
1083 vda
1084 vdpau
1085"
d89f2fa9
DB
1086LIBRARY_LIST="
1087 avcodec
1088 avdevice
1089 avfilter
1090 avformat
1091 avresample
1092 avutil
1093 swscale
1094"
1095
055c61b8
DB
1096PROGRAM_LIST="
1097 avconv
1098 avplay
1099 avprobe
1100 avserver
055c61b8
DB
1101"
1102
4a0d6686
AJ
1103CONFIG_LIST="
1104 $COMPONENT_LIST
3fc09b00 1105 $EXTERNAL_LIBRARY_LIST
70b348ec 1106 $HWACCEL_LIST
d89f2fa9 1107 $LIBRARY_LIST
055c61b8 1108 $PROGRAM_LIST
7f3f5f46 1109 dct
c73f65d9 1110 doc
0b499c9b 1111 error_resilience
1848f7d9 1112 fft
c88f5d72 1113 gpl
d8d0d0b2 1114 gray
3abe5fbd 1115 hardcoded_tables
b781cc12 1116 lsp
2a91ada8 1117 lzo
47a158cb 1118 mdct
c88f5d72 1119 memalign_hack
c88f5d72 1120 network
3fe142e2 1121 nonfree
8a3c8627 1122 pic
68602540 1123 rdft
e90f5b5a 1124 runtime_cpudetect
8cfbbd92 1125 safe_bitstream_reader
2e35e684 1126 shared
bd2216e4 1127 small
6b35d421 1128 sram
2e35e684 1129 static
a9ddb5b1 1130 swscale_alpha
8986fddc 1131 thumb
9cad0e4e 1132 version3
7e4d9d5d 1133 xmm_clobber_test
4a0d6686 1134"
c88f5d72 1135
8eee7025 1136THREADS_LIST='
8eee7025
DB
1137 pthreads
1138 w32threads
1139'
1140
f9f6402e
AK
1141ATOMICS_LIST='
1142 atomics_gcc
f9f6402e 1143 atomics_suncc
93e65e9a 1144 atomics_win32
f9f6402e
AK
1145'
1146
3f5b56e5 1147ARCH_LIST='
5873b623 1148 aarch64
3f5b56e5 1149 alpha
a2fc0f6a 1150 arm
fdcd782d
MR
1151 avr32
1152 avr32_ap
1153 avr32_uc
3f5b56e5
MR
1154 bfin
1155 ia64
1156 m68k
1157 mips
bae3abb0 1158 mips64
3f5b56e5 1159 parisc
79cb09b2 1160 ppc
34d11b87 1161 ppc64
3f5b56e5
MR
1162 s390
1163 sh4
1164 sparc
1165 sparc64
c75848cd
DB
1166 tilegx
1167 tilepro
0844bae1 1168 tomi
3f5b56e5
MR
1169 x86
1170 x86_32
1171 x86_64
1172'
1173
81dfa21e
MR
1174ARCH_EXT_LIST_ARM='
1175 armv5te
1176 armv6
1177 armv6t2
81dfa21e 1178 neon
b3267559 1179 vfp
81dfa21e
MR
1180 vfpv3
1181'
1182
50cd43f2 1183ARCH_EXT_LIST_X86='
3bf96eec 1184 amd3dnow
a1ef9f08 1185 amd3dnowext
50cd43f2 1186 avx
4d6ee072 1187 avx2
50cd43f2 1188 fma4
84146963 1189 i686
50cd43f2
DB
1190 mmx
1191 mmxext
1192 sse
1193 sse2
1194 sse3
1195 sse4
1196 sse42
1197 ssse3
1198'
1199
1200ARCH_EXT_LIST="
81dfa21e 1201 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1202 $ARCH_EXT_LIST_X86
1203 altivec
799fde37 1204 ppc4xx
bd9d34a0 1205 vis
50cd43f2 1206"
3f5b56e5 1207
fd712a55
DB
1208HAVE_LIST_CMDLINE='
1209 inline_asm
1210 symver
1211 yasm
1212'
1213
a3e02a8c
MR
1214HAVE_LIST_PUB='
1215 bigendian
d268eee9 1216 fast_unaligned
a3e02a8c
MR
1217'
1218
79042ab3 1219MATH_FUNCS="
fab0a8b2
MR
1220 atanf
1221 atan2f
79042ab3 1222 cbrtf
fab0a8b2 1223 cosf
79042ab3
DB
1224 exp2
1225 exp2f
fab0a8b2 1226 expf
79042ab3
DB
1227 isinf
1228 isnan
fab0a8b2 1229 ldexpf
79042ab3
DB
1230 llrint
1231 llrintf
1232 log2
1233 log2f
fab0a8b2 1234 log10f
79042ab3
DB
1235 lrint
1236 lrintf
fab0a8b2 1237 powf
79042ab3
DB
1238 rint
1239 round
1240 roundf
fab0a8b2 1241 sinf
79042ab3
DB
1242 trunc
1243 truncf
1244"
1245
3f5b56e5
MR
1246HAVE_LIST="
1247 $ARCH_EXT_LIST
43b73d59
DB
1248 $(add_suffix _external $ARCH_EXT_LIST)
1249 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1250 $HAVE_LIST_CMDLINE
a3e02a8c 1251 $HAVE_LIST_PUB
3f5b56e5 1252 $THREADS_LIST
f9f6402e 1253 $ATOMICS_LIST
79042ab3 1254 $MATH_FUNCS
be1a839c 1255 aligned_malloc
59782b82 1256 aligned_stack
35fd8122 1257 alsa_asoundlib_h
3f5b56e5 1258 altivec_h
c9fdab0d 1259 arpa_inet_h
ec9d2c15 1260 asm_mod_q
6308729e 1261 asm_mod_y
817dff57 1262 atomic_cas_ptr
f9f6402e 1263 atomics_native
dffb41b9 1264 attribute_may_alias
e7ea5e3d 1265 attribute_packed
43e0e0c4
LB
1266 cdio_paranoia_h
1267 cdio_paranoia_paranoia_h
ecf97f22 1268 closesocket
15caccb9 1269 CommandLineToArgvW
180d43bc 1270 cpunop
1093383d 1271 CryptGenRandom
c88f5d72 1272 dcbzl
f8aa696f
DB
1273 dev_bktr_ioctl_bt848_h
1274 dev_bktr_ioctl_meteor_h
1275 dev_ic_bt8xx_h
f8aa696f 1276 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1277 dev_video_meteor_ioctl_meteor_h
ca6b544a 1278 direct_h
18b67ae5 1279 dlfcn_h
c88f5d72 1280 dlopen
bc574408 1281 dos_paths
fa845061 1282 dxva_h
245626d0
DB
1283 ebp_available
1284 ebx_available
c2a29455 1285 fast_64bit
669b5583 1286 fast_clz
7073e9fc 1287 fast_cmov
534a2231 1288 fcntl
9d99cc5a 1289 fork
84882df6 1290 getaddrinfo
da9e86f8 1291 gethrtime
667fb97a 1292 getopt
02e8f427 1293 GetProcessAffinityMask
fc5607f8 1294 GetProcessMemoryInfo
4e68cb8a 1295 GetProcessTimes
61183b5a 1296 GetSystemTimeAsFileTime
66be5b45 1297 getrusage
c3e73100 1298 getservbyport
61183b5a 1299 gettimeofday
a49d3025 1300 gnu_as
c7df1532 1301 gsm_h
2f0c136e 1302 ibm_asm
2e1913b1 1303 inet_aton
3b1ab197 1304 io_h
ef5b70af 1305 inline_asm_labels
abfc8d05 1306 isatty
8772997d 1307 jack_port_get_latency_range
9f5ff83f 1308 ldbrx
0b4a1821
AS
1309 libdc1394_1
1310 libdc1394_2
d96cd429
MR
1311 local_aligned_16
1312 local_aligned_8
a5b64584 1313 localtime_r
85dd97ad 1314 loongson
f8aa696f
DB
1315 machine_ioctl_bt848_h
1316 machine_ioctl_meteor_h
65f1d45d 1317 machine_rw_barrier
c88f5d72 1318 malloc_h
73f6d31e 1319 MapViewOfFile
c88f5d72 1320 memalign
65f1d45d 1321 MemoryBarrier
6ffa87d3 1322 mkstemp
f80ddd5b 1323 mm_empty
0328b9ea 1324 mmap
e98b02de 1325 mprotect
4fa661a8 1326 msvcrt
d3d3a32c 1327 nanosleep
3e0b1c9a 1328 poll_h
1f91cdce 1329 posix_memalign
3a7050ff 1330 pragma_deprecated
07b28702 1331 rdtsc
ea4d5f48 1332 sched_getaffinity
c88f5d72 1333 sdl
7e6a11bc 1334 SetConsoleTextAttribute
b507ebd1 1335 setmode
3e0b1c9a 1336 setrlimit
d3d3a32c 1337 Sleep
15d59d2c 1338 sndio_h
72be9e73 1339 socklen_t
deb29777 1340 soundcard_h
87958234 1341 strerror_r
6379900c 1342 strptime
47941088 1343 strtok_r
c0018613 1344 struct_addrinfo
75d339e0
MS
1345 struct_group_source_req
1346 struct_ip_mreq_source
b4d68544 1347 struct_ipv6_mreq
cdee08e3 1348 struct_pollfd
3e0b1c9a 1349 struct_rusage_ru_maxrss
b4d68544 1350 struct_sockaddr_in6
3b2372bf 1351 struct_sockaddr_sa_len
33a4dbdd 1352 struct_sockaddr_storage
a6a4793d 1353 struct_v4l2_frmivalenum_discrete
b462d132 1354 symver_asm_label
3e0b1c9a 1355 symver_gnu_asm
e460aa32 1356 sync_val_compare_and_swap
bcc73960 1357 sysconf
b9e22269 1358 sysctl
b58412f1 1359 sys_mman_h
06bb5905 1360 sys_param_h
b091aa44 1361 sys_resource_h
81644c2e 1362 sys_select_h
deb29777 1363 sys_soundcard_h
e64bceea 1364 sys_time_h
60538758 1365 sys_un_h
1b6e8b73 1366 sys_videoio_h
b265431e 1367 threads
542920b7 1368 unistd_h
d3d3a32c 1369 usleep
ce742de2 1370 vfp_args
7c5bfe7a 1371 VirtualAlloc
d3d3a32c 1372 windows_h
6ff3f3e7 1373 winsock2_h
cc078b5d 1374 xform_asm
6f74fb03 1375 xmm_clobbers
0cb78cef 1376"
44161118 1377
511cf612 1378# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1379CONFIG_EXTRA="
87849592 1380 aandcttables
bfe9f48a 1381 ac3dsp
aa11cb79 1382 audio_frame_queue
b93b27ed 1383 dsputil
bfe9f48a 1384 gcrypt
478fd534 1385 golomb
9cad0e4e 1386 gplv3
0338c396 1387 h263dsp
478fd534
DB
1388 h264chroma
1389 h264dsp
1390 h264pred
915a2a0a 1391 h264qpel
68d8238c 1392 hpeldsp
478fd534 1393 huffman
9cad0e4e 1394 lgplv3
478fd534 1395 lpc
1e164c0b 1396 mpegaudio
bfe9f48a 1397 mpegaudiodsp
18bbca1f 1398 mpegvideo
ad08dfd5 1399 mpegvideoenc
bfe9f48a 1400 nettle
f704a079 1401 rangecoder
255d9c57 1402 riffdec
3dd5c95d 1403 riffenc
bfe9f48a 1404 rtpdec
5ad2f0bf 1405 rtpenc_chain
bfe9f48a 1406 sinewin
8c53d39e 1407 videodsp
ab9f9876 1408 vp3dsp
b6bb00b0
MR
1409"
1410
520cc7f1 1411CMDLINE_SELECT="
3f5b56e5 1412 $ARCH_EXT_LIST
520cc7f1 1413 $CONFIG_LIST
fd712a55 1414 $HAVE_LIST_CMDLINE
8eee7025 1415 $THREADS_LIST
c8a4ae00 1416 asm
db6107b6 1417 cross_compile
520cc7f1
MR
1418 debug
1419 extra_warnings
8c6afa4d 1420 logging
65d12900 1421 lto
d2bbb2f7 1422 optimizations
520cc7f1 1423"
426be5dc
DB
1424
1425PATHS_LIST='
d156bede 1426 bindir
14a8acf1 1427 datadir
f4ca970d 1428 docdir
26759c44
MR
1429 incdir
1430 libdir
26759c44
MR
1431 mandir
1432 prefix
1433 shlibdir
426be5dc
DB
1434'
1435
1436CMDLINE_SET="
1437 $PATHS_LIST
121d78d0 1438 ar
426be5dc 1439 arch
313c46a6 1440 as
426be5dc
DB
1441 build_suffix
1442 cc
1443 cpu
1444 cross_prefix
50567afa 1445 dep_cc
ac63af34 1446 extra_version
9da6609f
MR
1447 host_cc
1448 host_cflags
095792f2 1449 host_ld
9da6609f
MR
1450 host_ldflags
1451 host_libs
82bb3329 1452 host_os
684b28e0 1453 ld
426be5dc 1454 logfile
4ae40685 1455 malloc_prefix
89641463 1456 nm
9cd7b854 1457 optflags
3f8040db 1458 pkg_config
154caa67 1459 random_seed
2fad0977 1460 samples
c5200f17
MR
1461 sysinclude
1462 sysroot
a7ada2ba 1463 target_exec
26759c44 1464 target_os
a7ada2ba 1465 target_path
ba13606c 1466 target_samples
aeeb782c 1467 toolchain
426be5dc 1468"
520cc7f1 1469
89f2932b
MR
1470CMDLINE_APPEND="
1471 extra_cflags
4cc4b33f 1472 host_cppflags
89f2932b
MR
1473"
1474
912f3148
DB
1475# code dependency declarations
1476
9eeed841 1477# architecture extensions
808fa33c 1478
a2fc0f6a
MR
1479armv5te_deps="arm"
1480armv6_deps="arm"
ab5cb084 1481armv6t2_deps="arm"
808fa33c 1482neon_deps="arm"
b3267559
MR
1483vfp_deps="arm"
1484vfpv3_deps="vfp"
808fa33c 1485
637606de
MR
1486map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1487
808fa33c
MR
1488altivec_deps="ppc"
1489ppc4xx_deps="ppc"
1490
1491vis_deps="sparc"
1492
84146963
DB
1493cpunop_deps="i686"
1494x86_64_select="i686"
1495x86_64_suggest="fast_cmov"
50cd43f2 1496
808fa33c
MR
1497amd3dnow_deps="mmx"
1498amd3dnowext_deps="amd3dnow"
9eeed841 1499mmx_deps="x86"
239fdf1b 1500mmxext_deps="mmx"
50cd43f2
DB
1501sse_deps="mmxext"
1502sse2_deps="sse"
1503sse3_deps="sse2"
1504ssse3_deps="sse3"
1505sse4_deps="ssse3"
1506sse42_deps="sse4"
1507avx_deps="sse42"
79687079 1508fma4_deps="avx"
4d6ee072 1509avx2_deps="avx"
9eeed841 1510
43b73d59
DB
1511mmx_external_deps="yasm"
1512mmx_inline_deps="inline_asm"
1513mmx_suggest="mmx_external mmx_inline"
1514
1515for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1516 eval dep=\$${ext}_deps
1517 eval ${ext}_external_deps='"${dep}_external"'
1518 eval ${ext}_inline_deps='"${dep}_inline"'
1519 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1520done
1521
59782b82 1522aligned_stack_if_any="ppc x86"
e939cedd 1523fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1524fast_clz_if_any="alpha avr32 mips ppc x86"
1525fast_unaligned_if_any="ppc x86"
669b5583 1526
6fec122a 1527inline_asm_deps="!tms470"
3e0b1c9a 1528need_memalign="altivec neon sse"
89e053f8 1529
b462d132
MR
1530symver_if_any="symver_asm_label symver_gnu_asm"
1531
88a35699
MS
1532log2_deps="!msvcrt"
1533
26fbcc85 1534# subsystems
dc609252 1535dct_select="rdft"
b93b27ed
RB
1536error_resilience_select="dsputil"
1537lpc_select="dsputil"
26fbcc85
MR
1538mdct_select="fft"
1539rdft_select="fft"
1e164c0b 1540mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1541mpegaudiodsp_select="dct"
f4fed5a2 1542mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1543mpegvideoenc_select="mpegvideo"
26fbcc85 1544
ed40b6bf 1545# decoders / encoders
cfc2a0cf 1546aac_decoder_select="mdct sinewin"
aa11cb79 1547aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1548aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1549ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1550ac3_encoder_select="mdct ac3dsp dsputil"
1551ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1552aic_decoder_select="dsputil golomb"
f4d608e3 1553alac_encoder_select="lpc"
b93b27ed 1554als_decoder_select="dsputil"
b781cc12 1555amrnb_decoder_select="lsp"
2b2a597e 1556amrwb_decoder_select="lsp"
28bc406c 1557amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1558ape_decoder_select="dsputil"
1559asv1_decoder_select="dsputil"
1560asv1_encoder_select="dsputil"
1561asv2_decoder_select="dsputil"
1562asv2_encoder_select="dsputil"
4538729a 1563atrac1_decoder_select="mdct sinewin"
26fbcc85 1564atrac3_decoder_select="mdct"
0f0a11d5 1565bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1566binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1567binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1568cavs_decoder_select="dsputil golomb h264chroma videodsp"
1569cllc_decoder_select="dsputil"
9b500b8f 1570comfortnoise_encoder_select="lpc"
b93b27ed 1571cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1572cscd_decoder_select="lzo"
2eef7c62 1573cscd_decoder_suggest="zlib"
26fbcc85 1574dca_decoder_select="mdct"
b93b27ed
RB
1575dnxhd_decoder_select="dsputil"
1576dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1577dvvideo_decoder_select="dsputil"
1578dvvideo_encoder_select="dsputil"
61c31e4e 1579dxa_decoder_deps="zlib"
baf91bb9 1580eac3_decoder_select="ac3_decoder"
4264a0dd 1581eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1582eamad_decoder_select="aandcttables dsputil mpegvideo"
1583eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1584eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1585ffv1_decoder_select="dsputil golomb rangecoder"
1586ffv1_encoder_select="dsputil rangecoder"
1587ffvhuff_decoder_select="dsputil"
1588ffvhuff_encoder_select="dsputil huffman"
4f034993 1589flac_decoder_select="golomb"
b93b27ed 1590flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1591flashsv_decoder_deps="zlib"
1592flashsv_encoder_deps="zlib"
1593flashsv2_decoder_deps="zlib"
4414137e 1594flv_decoder_select="h263_decoder"
4d4b4bd1 1595flv_encoder_select="h263_encoder"
b93b27ed
RB
1596fourxm_decoder_select="dsputil"
1597fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1598g2m_decoder_deps="zlib"
1599g2m_decoder_select="dsputil"
c292f6a2 1600h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1601h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1602h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1603h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1604h263i_decoder_select="h263_decoder"
fe629c2d 1605h263p_encoder_select="h263_encoder"
0b499c9b
RB
1606h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1607h264_decoder_suggest="error_resilience"
064698d3 1608hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1609huffyuv_decoder_select="dsputil"
1610huffyuv_encoder_select="dsputil huffman"
1611iac_decoder_select="dsputil fft mdct sinewin"
1612imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1613indeo3_decoder_select="hpeldsp"
8071264f 1614interplay_video_decoder_select="hpeldsp"
28bc406c 1615jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1616jpegls_encoder_select="golomb"
b93b27ed
RB
1617jv_decoder_select="dsputil"
1618lagarith_decoder_select="dsputil"
ad08dfd5 1619ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1620loco_decoder_select="golomb"
b93b27ed 1621mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1622metasound_decoder_select="lsp mdct sinewin"
c1047003 1623mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1624mjpeg_decoder_select="dsputil hpeldsp"
1625mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1626mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1627mlp_decoder_select="dsputil mlp_parser"
1628motionpixels_decoder_select="dsputil"
1e164c0b
DB
1629mp1_decoder_select="mpegaudio"
1630mp1float_decoder_select="mpegaudio"
1631mp2_decoder_select="mpegaudio"
1632mp2float_decoder_select="mpegaudio"
1633mp3_decoder_select="mpegaudio"
1634mp3adu_decoder_select="mpegaudio"
1635mp3adufloat_decoder_select="mpegaudio"
1636mp3float_decoder_select="mpegaudio"
1637mp3on4_decoder_select="mpegaudio"
1638mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1639mpc7_decoder_select="dsputil mpegaudiodsp"
1640mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1641mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1642mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1643mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1644mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1645mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1646mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1647mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1648mpeg4_encoder_select="h263_encoder"
4414137e 1649msmpeg4v1_decoder_select="h263_decoder"
4414137e 1650msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1651msmpeg4v2_encoder_select="h263_encoder"
4414137e 1652msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1653msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1654mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1655mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1656nellymoser_decoder_select="mdct sinewin"
aa11cb79 1657nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1658nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1659png_decoder_deps="zlib"
1660png_decoder_select="dsputil"
1661png_encoder_deps="zlib"
1662png_encoder_select="dsputil"
b93b27ed
RB
1663prores_decoder_select="dsputil"
1664prores_encoder_select="dsputil"
b781cc12 1665qcelp_decoder_select="lsp"
c4f5c2d6 1666qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1667ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1668ralf_decoder_select="golomb"
0338c396 1669rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1670rv10_encoder_select="h263_encoder"
0338c396 1671rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1672rv20_encoder_select="h263_encoder"
870add0d
DB
1673rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1674rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1675shorten_decoder_select="golomb"
b781cc12 1676sipr_decoder_select="lsp"
28bc406c 1677sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1678svq1_decoder_select="hpeldsp"
1277dc07 1679svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1680svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1681svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1682tak_decoder_select="dsputil"
4eef77c1 1683theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1684tiff_decoder_suggest="zlib"
1685tiff_encoder_suggest="zlib"
28bc406c 1686thp_decoder_select="dsputil hpeldsp"
aec09a00 1687truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1688truemotion2_decoder_select="dsputil"
1689truespeech_decoder_select="dsputil"
61c31e4e 1690tscc_decoder_deps="zlib"
4538729a 1691twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1692utvideo_decoder_select="dsputil"
1693utvideo_encoder_select="dsputil huffman"
1694vble_decoder_select="dsputil"
06b54e84 1695vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1696vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1697vorbis_decoder_select="mdct"
1698vorbis_encoder_select="mdct"
3bd062bf 1699vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1700vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1701vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1702vp6a_decoder_select="vp6_decoder"
1703vp6f_decoder_select="vp6_decoder"
8c53d39e 1704vp8_decoder_select="h264pred videodsp"
c4bfa098 1705webp_decoder_select="vp8_decoder"
4538729a
MR
1706wmapro_decoder_select="mdct sinewin"
1707wmav1_decoder_select="mdct sinewin"
1708wmav1_encoder_select="mdct sinewin"
1709wmav2_decoder_select="mdct sinewin"
1710wmav2_encoder_select="mdct sinewin"
1711wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1712wmv1_decoder_select="h263_decoder"
665507aa 1713wmv1_encoder_select="h263_encoder"
870add0d 1714wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1715wmv2_encoder_select="h263_encoder"
015f8ee0 1716wmv3_decoder_select="vc1_decoder"
45ecda85 1717wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1718zerocodec_decoder_deps="zlib"
1719zlib_decoder_deps="zlib"
1720zlib_encoder_deps="zlib"
1721zmbv_decoder_deps="zlib"
1722zmbv_encoder_deps="zlib"
30fd06be 1723
ed40b6bf 1724# hardware accelerators
215cdd35 1725dxva2_deps="dxva2api_h"
0afab17e 1726vaapi_deps="va_va_h"
ac3dbb4d 1727vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1728vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1729vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1730
82ca17ac
DB
1731h263_vaapi_hwaccel_deps="vaapi"
1732h263_vaapi_hwaccel_select="h263_decoder"
1733h263_vdpau_hwaccel_deps="vdpau"
1734h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1735h264_dxva2_hwaccel_deps="dxva2"
1736h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1737h264_vaapi_hwaccel_deps="vaapi"
1738h264_vaapi_hwaccel_select="h264_decoder"
1739h264_vda_hwaccel_deps="vda"
1740h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1741h264_vdpau_hwaccel_deps="vdpau"
1742h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1743mpeg1_vdpau_hwaccel_deps="vdpau"
1744mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1745mpeg2_dxva2_hwaccel_deps="dxva2"
1746mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1747mpeg2_vaapi_hwaccel_deps="vaapi"
1748mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1749mpeg2_vdpau_hwaccel_deps="vdpau"
1750mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1751mpeg4_vaapi_hwaccel_deps="vaapi"
1752mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1753mpeg4_vdpau_hwaccel_deps="vdpau"
1754mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1755vc1_dxva2_hwaccel_deps="dxva2"
1756vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1757vc1_vaapi_hwaccel_deps="vaapi"
1758vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1759vc1_vdpau_hwaccel_deps="vdpau"
1760vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1761wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1762wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1763wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1764
28b80940 1765# parsers
0b499c9b 1766h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1767mpeg4video_parser_select="error_resilience mpegvideo"
1768mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1769vc1_parser_select="mpegvideo"
28b80940 1770
912f3148 1771# external libraries
c9171a83 1772libfaac_encoder_deps="libfaac"
aa11cb79 1773libfaac_encoder_select="audio_frame_queue"
4f2b469d 1774libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1775libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1776libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1777libgsm_decoder_deps="libgsm"
1778libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1779libgsm_ms_decoder_deps="libgsm"
1780libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1781libilbc_decoder_deps="libilbc"
1782libilbc_encoder_deps="libilbc"
1cc60c47 1783libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1784libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1785libopencore_amrnb_decoder_deps="libopencore_amrnb"
1786libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1787libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1788libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1789libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1790libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1791libopus_decoder_deps="libopus"
6cb8c854 1792libopus_encoder_deps="libopus"
aa11cb79 1793libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1794libschroedinger_decoder_deps="libschroedinger"
1795libschroedinger_encoder_deps="libschroedinger"
ae14f311 1796libspeex_decoder_deps="libspeex"
b606a017 1797libspeex_encoder_deps="libspeex"
aa11cb79 1798libspeex_encoder_select="audio_frame_queue"
150d2772 1799libtheora_encoder_deps="libtheora"
d89e738a 1800libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1801libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1802libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1803libvorbis_encoder_deps="libvorbis"
aa11cb79 1804libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1805libvpx_vp8_decoder_deps="libvpx"
1806libvpx_vp8_encoder_deps="libvpx"
1807libvpx_vp9_decoder_deps="libvpx"
1808libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1809libwavpack_encoder_deps="libwavpack"
1cc60c47 1810libx264_encoder_deps="libx264"
de295976 1811libxavs_encoder_deps="libxavs"
1cc60c47 1812libxvid_encoder_deps="libxvid"
30fd06be 1813
912f3148 1814# demuxers / muxers
c2dd0e9e 1815ac3_demuxer_select="ac3_parser"
255d9c57 1816asf_demuxer_select="riffdec"
3dd5c95d 1817asf_muxer_select="riffenc"
647c2356 1818asf_stream_muxer_select="asf_muxer"
255d9c57 1819avi_demuxer_select="riffdec"
3dd5c95d 1820avi_muxer_select="riffenc"
4e622dea 1821avisynth_demuxer_deps="avisynth"
255d9c57
DB
1822avisynth_demuxer_select="riffdec"
1823caf_demuxer_select="riffdec"
c2dd0e9e 1824dirac_demuxer_select="dirac_parser"
255d9c57 1825dxa_demuxer_select="riffdec"
5b423887 1826eac3_demuxer_select="ac3_parser"
e01fba55 1827f4v_muxer_select="mov_muxer"
c2dd0e9e 1828flac_demuxer_select="flac_parser"
435214a7 1829hds_muxer_select="flv_muxer"
c9031c7c 1830hls_muxer_select="mpegts_muxer"
647c2356 1831ipod_muxer_select="mov_muxer"
31f16dc1 1832ismv_muxer_select="mov_muxer"
647c2356 1833matroska_audio_muxer_select="matroska_muxer"
255d9c57 1834matroska_demuxer_select="riffdec"
2a91ada8 1835matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1836matroska_muxer_select="riffenc"
1837mmf_muxer_select="riffenc"
255d9c57 1838mov_demuxer_select="riffdec"
4e622dea 1839mov_demuxer_suggest="zlib"
3dd5c95d 1840mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1841mp3_demuxer_select="mpegaudio_parser"
647c2356 1842mp4_muxer_select="mov_muxer"
75644335 1843mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1844mpegtsraw_demuxer_select="mpegts_demuxer"
1845mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1846nut_muxer_select="riffenc"
255d9c57 1847nuv_demuxer_select="riffdec"
24ca518b 1848ogg_demuxer_select="golomb"
647c2356 1849psp_muxer_select="mov_muxer"
44594cc7 1850rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1851rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1852rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1853rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1854sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1855sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1856sdp_demuxer_select="rtpdec"
e772f9fa 1857smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1858spdif_muxer_select="aac_parser"
57231e4d 1859tak_demuxer_select="tak_parser"
647c2356
DB
1860tg2_muxer_select="mov_muxer"
1861tgp_muxer_select="mov_muxer"
a7d45e06 1862w64_demuxer_select="wav_demuxer"
255d9c57 1863wav_demuxer_select="riffdec"
3dd5c95d
DB
1864wav_muxer_select="riffenc"
1865webm_muxer_select="riffenc"
255d9c57
DB
1866wtv_demuxer_select="riffdec"
1867xmv_demuxer_select="riffdec"
1868xwma_demuxer_select="riffdec"
4e622dea
SS
1869
1870# indevs / outdevs
38e54a75 1871alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1872alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1873bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1874dv1394_indev_deps="dv1394"
1875dv1394_indev_select="dv_demuxer"
c6f95144 1876fbdev_indev_deps="linux_fb_h"
a3fc62e8 1877jack_indev_deps="jack_jack_h pthreads"
e417d80d 1878libcdio_indev_deps="libcdio"
38e54a75 1879libdc1394_indev_deps="libdc1394"
38e54a75
SS
1880oss_indev_deps_any="soundcard_h sys_soundcard_h"
1881oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1882pulse_indev_deps="libpulse"
15d59d2c
B
1883sndio_indev_deps="sndio_h"
1884sndio_outdev_deps="sndio_h"
38e54a75 1885v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1886vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1887vfwcap_indev_extralibs="-lavicap32"
24f8961f 1888x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1889
912f3148 1890# protocols
acd554c1
SP
1891ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1892ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1893ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1894ffrtmphttp_protocol_deps="!librtmp_protocol"
1895ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1896gopher_protocol_select="network"
c40e1757 1897httpproxy_protocol_select="tcp_protocol"
279a0c97 1898http_protocol_select="tcp_protocol"
183baead 1899https_protocol_select="tls_protocol"
c3b57d6e
DB
1900librtmp_protocol_deps="librtmp"
1901librtmpe_protocol_deps="librtmp"
1902librtmps_protocol_deps="librtmp"
1903librtmpt_protocol_deps="librtmp"
1904librtmpte_protocol_deps="librtmp"
c60a2d70 1905mmsh_protocol_select="http_protocol"
998c1ee1 1906mmst_protocol_select="network"
c3b57d6e 1907rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1908rtmp_protocol_select="tcp_protocol"
acd554c1 1909rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1910rtmps_protocol_deps="!librtmp_protocol"
1911rtmps_protocol_select="tls_protocol"
775c4d36 1912rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1913rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1914rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1915rtp_protocol_select="udp_protocol"
998c1ee1
DB
1916sctp_protocol_deps="struct_sctp_event_subscribe"
1917sctp_protocol_select="network"
0eecafc9 1918srtp_protocol_select="rtp_protocol"
998c1ee1 1919tcp_protocol_select="network"
558d192d
MS
1920tls_protocol_deps_any="openssl gnutls"
1921tls_protocol_select="tcp_protocol"
998c1ee1 1922udp_protocol_select="network"
60538758
LB
1923unix_protocol_deps="sys_un_h"
1924unix_protocol_select="network"
c08fb000 1925
6ebf0bfc 1926# filters
13fabd7a 1927blackframe_filter_deps="gpl"
ce6b6ef6 1928boxblur_filter_deps="gpl"
68b79bfc 1929cropdetect_filter_deps="gpl"
b157be1f 1930delogo_filter_deps="gpl"
a5b64584 1931drawtext_filter_deps="libfreetype"
2e5ff4d0 1932frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1933frei0r_filter_extralibs='$ldl'
a42bb9d6 1934frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1935frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1936hqdn3d_filter_deps="gpl"
3fce1367 1937interlace_filter_deps="gpl"
d371e7b9 1938resample_filter_deps="avresample"
cf69ad35 1939ocv_filter_deps="libopencv"
2f296e39 1940scale_filter_deps="swscale"
acbac567 1941yadif_filter_deps="gpl"
6ebf0bfc 1942
5a0f7131 1943# libraries
d89f2fa9
DB
1944avcodec_deps="avutil"
1945avdevice_deps="avutil avcodec avformat"
1946avfilter_deps="avutil"
1947avformat_deps="avutil avcodec"
1948avresample_deps="avutil"
1949swscale_deps="avutil"
f7679c54 1950
912f3148 1951# programs
54fd593a 1952avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1953avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1954 fps_filter null_filter resample_filter scale_filter
bce70f81 1955 setpts_filter trim_filter"
d173ede1 1956avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1957avplay_select="rdft"
9e12f0bf 1958avprobe_deps="avcodec avformat"
406e6c0b
DB
1959avserver_deps="avformat fork !shared"
1960avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1961avserver_extralibs='$ldl'
a2830dca 1962
c73f65d9 1963doc_deps="texi2html"
912f3148 1964
de6d9b64 1965# default parameters
8a608357 1966
19bd477d 1967logfile="config.log"
8a608357
MR
1968
1969# installation paths
c9d19248
MR
1970prefix_default="/usr/local"
1971bindir_default='${prefix}/bin'
6291d7e4 1972datadir_default='${prefix}/share/avconv'
f4ca970d 1973docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1974incdir_default='${prefix}/include'
1975libdir_default='${prefix}/lib'
1976mandir_default='${prefix}/share/man'
1977shlibdir_default="$libdir_default"
8a608357
MR
1978
1979# toolchain
121d78d0 1980ar_default="ar"
13c7df3d 1981cc_default="gcc"
9da6609f 1982host_cc_default="gcc"
4ebc6a74 1983cp_f="cp -f"
b58b00ae 1984ln_s="ln -s -f"
2a8a860a 1985nm_default="nm -g"
11e6d03a 1986objformat="elf"
3f8040db 1987pkg_config_default=pkg-config
be7109c1 1988ranlib="ranlib"
e52567c2 1989strip="strip"
11e6d03a 1990yasmexe="yasm"
8a608357 1991
3e0b1c9a 1992nogas=":"
8182dc34 1993
8a608357 1994# machine
8d4c00ed 1995arch_default=$(uname -m)
38d0a8aa 1996cpu="generic"
8a608357 1997
8a608357 1998# OS
8d4c00ed
MR
1999target_os_default=$(tolower $(uname -s))
2000host_os=$target_os_default
8a608357 2001
8a608357 2002# configurable options
d89f2fa9 2003enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2004
3e0b1c9a
DB
2005enable asm
2006enable debug
2007enable doc
8400d6b8 2008enable optimizations
8cfbbd92 2009enable safe_bitstream_reader
530dc538 2010enable static
a9ddb5b1 2011enable swscale_alpha
8a608357 2012
2e2ec667
DB
2013# By default, enable only those hwaccels that have no external dependencies.
2014enable dxva2 vdpau
2015
8a608357 2016# build settings
9987769a 2017SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2018LIBPREF="lib"
2019LIBSUF=".a"
c5f14466
RP
2020FULLNAME='$(NAME)$(BUILDSUF)'
2021LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2022SLIBPREF="lib"
2023SLIBSUF=".so"
c5f14466 2024SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2025SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2026SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2027LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2028SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2029SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2030
68485d1f
MR
2031asflags_filter=echo
2032cflags_filter=echo
64933b6c
MR
2033ldflags_filter=echo
2034
23565c26 2035AS_C='-c'
bc877faf 2036AS_O='-o $@'
23565c26 2037CC_C='-c'
18031c49 2038CC_E='-E -o $@'
7e6c86e6 2039CC_O='-o $@'
a758c5e2 2040LD_O='-o $@'
8db73c61
MR
2041LD_LIB='-l%'
2042LD_PATH='-L'
23565c26 2043HOSTCC_C='-c'
a758c5e2 2044HOSTCC_O='-o $@'
095792f2 2045HOSTLD_O='-o $@'
7e6c86e6 2046
4cc4b33f
DB
2047host_cflags='-O3 -g'
2048host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2049host_libs='-lm'
6c3fa06a
MR
2050host_cflags_filter=echo
2051host_ldflags_filter=echo
9da6609f 2052
9b861379 2053target_path='$(CURDIR)'
a7ada2ba 2054
a158446b
MR
2055# since the object filename is not given with the -MM flag, the compiler
2056# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2057DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2058DEPFLAGS='-MM'
315c741d 2059
c597172e 2060# find source path
24524f36 2061if test -f configure; then
f038cf3c 2062 source_path=.
c597172e 2063else
8477f2de 2064 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2065 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2066 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2067 test -e "$source_path/config.h" &&
2068 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2069fi
2070
13cbe2c0 2071for v in "$@"; do
b04251c5
MR
2072 r=${v#*=}
2073 l=${v%"$r"}
2074 r=$(sh_quote "$r")
29ba0911 2075 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2076done
c597172e 2077
73ef8980
MR
2078find_things(){
2079 thing=$1
2080 pattern=$2
2081 file=$source_path/$3
932ccf39 2082 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2083}
2084
2085ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2086DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2087HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2088PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2089BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2090MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2091DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2092OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2093INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2094PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2095FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2096
54e75be4
DB
2097ALL_COMPONENTS="
2098 $BSF_LIST
2099 $DECODER_LIST
2100 $DEMUXER_LIST
2101 $ENCODER_LIST
2102 $FILTER_LIST
2103 $HWACCEL_LIST
2104 $INDEV_LIST
2105 $MUXER_LIST
2106 $OUTDEV_LIST
2107 $PARSER_LIST
2108 $PROTOCOL_LIST
2109"
2110
8469ae22
MR
2111for n in $COMPONENT_LIST; do
2112 v=$(toupper ${n%s})_LIST
2113 eval enable \$$v
2114 eval ${n}_if_any="\$$v"
2115done
2116
206a070d 2117enable $ARCH_EXT_LIST
c597172e
MR
2118
2119die_unknown(){
2120 echo "Unknown option \"$1\"."
2121 echo "See $0 --help for available options."
2122 exit 1
2123}
2124
7432e872
DB
2125print_3_columns() {
2126 cat | tr ' ' '\n' | sort | pr -r -3 -t
2127}
2128
794f8e97 2129show_list() {
bf0c4afa
RP
2130 suffix=_$1
2131 shift
7432e872 2132 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2133 exit 0
2134}
2135
154caa67
MR
2136rand_list(){
2137 IFS=', '
2138 set -- $*
2139 unset IFS
2140 for thing; do
2141 comp=${thing%:*}
2142 prob=${thing#$comp}
2143 prob=${prob#:}
2144 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2145 echo "prob ${prob:-0.5}"
2146 printf '%s\n' $comp
2147 done
2148}
2149
2150do_random(){
2151 action=$1
2152 shift
2153 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2154 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2155}
2156
c597172e 2157for opt do
7483e694
DB
2158 optval="${opt#*=}"
2159 case "$opt" in
ea061af1
DB
2160 --extra-ldflags=*)
2161 add_ldflags $optval
7e9e7cc2 2162 ;;
ea061af1
DB
2163 --extra-libs=*)
2164 add_extralibs $optval
7e9e7cc2 2165 ;;
ea061af1
DB
2166 --disable-devices)
2167 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2168 ;;
ea061af1
DB
2169 --enable-debug=*)
2170 debuglevel="$optval"
7e9e7cc2
MR
2171 ;;
2172 --disable-programs)
2173 disable $PROGRAM_LIST
2174 ;;
2175 --disable-everything)
2176 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2177 ;;
844c6852
DB
2178 --disable-all)
2179 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2180 disable $LIBRARY_LIST $PROGRAM_LIST doc
2181 ;;
7e9e7cc2
MR
2182 --enable-random|--disable-random)
2183 action=${opt%%-random}
2184 do_random ${action#--} $COMPONENT_LIST
2185 ;;
2186 --enable-random=*|--disable-random=*)
2187 action=${opt%%-random=*}
2188 do_random ${action#--} $optval
2189 ;;
2190 --enable-*=*|--disable-*=*)
2191 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2192 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2193 eval list=\$$(toupper $thing)_LIST
2194 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2195 $action $(filter "$name" $list)
2196 ;;
2197 --enable-?*|--disable-?*)
2198 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2199 if is_in $option $COMPONENT_LIST; then
2200 test $action = disable && action=unset
2201 eval $action \$$(toupper ${option%s})_LIST
2202 elif is_in $option $CMDLINE_SELECT; then
2203 $action $option
2204 else
2205 die_unknown $opt
2206 fi
2207 ;;
2208 --list-*)
2209 NAME="${opt#--list-}"
2210 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2211 NAME=${NAME%s}
2212 eval show_list $NAME \$$(toupper $NAME)_LIST
2213 ;;
2214 --help|-h) show_help
2215 ;;
2216 *)
2217 optname="${opt%%=*}"
2218 optname="${optname#--}"
2219 optname=$(echo "$optname" | sed 's/-/_/g')
2220 if is_in $optname $CMDLINE_SET; then
2221 eval $optname='$optval'
2222 elif is_in $optname $CMDLINE_APPEND; then
2223 append $optname "$optval"
2224 else
2225 die_unknown $opt
2226 fi
2227 ;;
7483e694 2228 esac
c597172e
MR
2229done
2230
bcea99bb
MR
2231disabled logging && logfile=/dev/null
2232
29ba0911 2233echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2234set >> $logfile
2235
9da6609f
MR
2236test -n "$cross_prefix" && enable cross_compile
2237
8d4c00ed
MR
2238if enabled cross_compile; then
2239 test -n "$arch" && test -n "$target_os" ||
2240 die "Must specify target arch and OS when cross-compiling"
2241fi
2242
121d78d0 2243ar_default="${cross_prefix}${ar_default}"
11e6d03a 2244cc_default="${cross_prefix}${cc_default}"
20e0ed95 2245nm_default="${cross_prefix}${nm_default}"
3f8040db 2246pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2247ranlib="${cross_prefix}${ranlib}"
e52567c2 2248strip="${cross_prefix}${strip}"
adb2b908 2249
c5200f17
MR
2250sysinclude_default="${sysroot}/usr/include"
2251
aeeb782c 2252case "$toolchain" in
0fbb62a8
LB
2253 clang-asan)
2254 cc_default="clang"
19f251a2
LB
2255 add_cflags -fsanitize=address
2256 add_ldflags -fsanitize=address
0fbb62a8
LB
2257 ;;
2258 clang-tsan)
2259 cc_default="clang"
19f251a2
LB
2260 add_cflags -fsanitize=thread -pie
2261 add_ldflags -fsanitize=thread -pie
0fbb62a8 2262 ;;
0ba49d28
LB
2263 gcc-asan)
2264 cc_default="gcc"
2265 add_cflags -fsanitize=address
2266 add_ldflags -fsanitize=address
2267 ;;
2268 gcc-tsan)
2269 cc_default="gcc"
2270 add_cflags -fsanitize=thread -pie -fPIC
2271 add_ldflags -fsanitize=thread -pie -fPIC
2272 ;;
edfe609f
LB
2273 valgrind-massif)
2274 target_exec_default="valgrind"
2275 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2276 ;;
b1ee8eec
RT
2277 valgrind-memcheck)
2278 target_exec_default="valgrind"
2279 target_exec_args="--track-origins=yes --leak-check=full"
2280 ;;
aeeb782c
MR
2281 msvc)
2282 cc_default="c99wrap cl"
2283 ld_default="c99wrap link"
2284 nm_default="dumpbin -symbols"
ac3a9b51 2285 ar_default="lib"
53e8cd68 2286 target_os_default="win32"
aeeb782c 2287 ;;
322e4194
AS
2288 icl)
2289 cc_default="c99wrap -noconv icl"
2290 ld_default="c99wrap xilink"
2291 nm_default="dumpbin -symbols"
2292 ar_default="xilib"
2293 target_os_default="win32"
2294 ;;
a862c7d3
RT
2295 gcov)
2296 add_cflags -fprofile-arcs -ftest-coverage
2297 add_ldflags -fprofile-arcs -ftest-coverage
2298 ;;
e7891305
LB
2299 hardened)
2300 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2301 add_ldflags -Wl,-z,relro -Wl,-z,now
2302 ;;
aeeb782c
MR
2303 ?*)
2304 die "Unknown toolchain $toolchain"
2305 ;;
2306esac
2307
b1ee8eec 2308set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2309enabled cross_compile || host_cc_default=$cc
2310set_default host_cc
13c7df3d 2311
762f95e4
MR
2312if ! $pkg_config --version >/dev/null 2>&1; then
2313 warn "$pkg_config not found, library detection may fail."
2314 pkg_config=false
2315fi
2316
82bb3329
MR
2317exesuf() {
2318 case $1 in
53e8cd68 2319 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2320 esac
2321}
2322
2323EXESUF=$(exesuf $target_os)
2324HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2325
e4e69e0b 2326# set temporary file name
a49d42c2 2327: ${TMPDIR:=$TEMPDIR}
c51fafa1 2328: ${TMPDIR:=$TMP}
a49d42c2 2329: ${TMPDIR:=/tmp}
e4e69e0b 2330
a210bce2 2331if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2332 # simple replacement for missing mktemp
2333 # NOT SAFE FOR GENERAL USE
2334 mktemp(){
09a5c245 2335 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2336 }
2337fi
2338
2339tmpfile(){
2340 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2341 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2342 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2343 append TMPFILES $tmp
2344 eval $1=$tmp
2345}
2346
2347trap 'rm -f -- $TMPFILES' EXIT
54460a83 2348
55127e7b 2349tmpfile TMPASM .asm
3e0b1c9a
DB
2350tmpfile TMPC .c
2351tmpfile TMPE $EXESUF
2352tmpfile TMPH .h
2353tmpfile TMPO .o
2354tmpfile TMPS .S
2355tmpfile TMPSH .sh
2356tmpfile TMPV .ver
54460a83
MR
2357
2358unset -f mktemp
e4e69e0b 2359
fb3c4ffc
MR
2360chmod +x $TMPE
2361
993f2d0f
MR
2362# make sure we can execute files in $TMPDIR
2363cat > $TMPSH 2>> $logfile <<EOF
2364#! /bin/sh
2365EOF
2366chmod +x $TMPSH >> $logfile 2>&1
2367if ! $TMPSH >> $logfile 2>&1; then
2368 cat <<EOF
2369Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2370variable to another directory and make sure that it is not mounted noexec.
2371EOF
2372 die "Sanity test failed."
2373fi
993f2d0f 2374
457cc333
MR
2375ccc_flags(){
2376 for flag; do
2377 case $flag in
2378 -std=c99) echo -c99 ;;
2379 -mcpu=*) echo -arch ${flag#*=} ;;
2380 -mieee) echo -ieee ;;
2381 -O*|-fast) echo $flag ;;
2382 -fno-math-errno) echo -assume nomath_errno ;;
2383 -g) echo -g3 ;;
2384 -Wall) echo -msg_enable level2 ;;
2385 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2386 -Wl,*) echo $flag ;;
2387 -f*|-W*) ;;
2388 *) echo $flag ;;
2389 esac
2390 done
2391}
2392
e5d45e02
LB
2393cparser_flags(){
2394 for flag; do
2395 case $flag in
2396 -Wno-switch) echo -Wno-switch-enum ;;
2397 -Wno-format-zero-length) ;;
2398 -Wdisabled-optimization) ;;
2399 -Wno-pointer-sign) echo -Wno-other ;;
2400 *) echo $flag ;;
2401 esac
2402 done
2403}
2404
14fb9d3d 2405msvc_common_flags(){
dfa559bc
RB
2406 for flag; do
2407 case $flag in
14fb9d3d
AS
2408 # In addition to specifying certain flags under the compiler
2409 # specific filters, they must be specified here as well or else the
2410 # generic catch all at the bottom will print the original flag.
2411 -Wall) ;;
2412 -std=c99) ;;
2413 # Common flags
9f4a16c5 2414 -fomit-frame-pointer) ;;
dfa559bc 2415 -g) echo -Z7 ;;
dfa559bc
RB
2416 -fno-math-errno) ;;
2417 -fno-common) ;;
2418 -fno-signed-zeros) ;;
50640977 2419 -fPIC) ;;
9f30fb5a
MS
2420 -mthumb) ;;
2421 -march=*) ;;
dfa559bc 2422 -lz) echo zlib.lib ;;
bd680c7b
DB
2423 -lavifil32) echo vfw32.lib ;;
2424 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2425 -l*) echo ${flag#-l}.lib ;;
2426 *) echo $flag ;;
2427 esac
2428 done
2429}
2430
14fb9d3d
AS
2431msvc_flags(){
2432 msvc_common_flags "$@"
2433 for flag; do
2434 case $flag in
ace87c19 2435 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2436 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2437 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2438 -wd4273 ;;
14fb9d3d
AS
2439 esac
2440 done
2441}
2442
2443icl_flags(){
2444 msvc_common_flags "$@"
2445 for flag; do
2446 case $flag in
2447 # Despite what Intel's documentation says -Wall, which is supported
2448 # on Windows, does enable remarks so disable them here.
2449 -Wall) echo $flag -Qdiag-disable:remark ;;
2450 -std=c99) echo -Qstd=c99 ;;
2451 esac
2452 done
2453}
2454
d0c6d424
MR
2455pgi_flags(){
2456 for flag; do
2457 case $flag in
643933f5 2458 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2459 -fomit-frame-pointer) echo -Mnoframe ;;
2460 -g) echo -gopt ;;
2461 *) echo $flag ;;
2462 esac
2463 done
2464}
2465
2466suncc_flags(){
2467 for flag; do
2468 case $flag in
2469 -march=*|-mcpu=*)
2470 case "${flag#*=}" in
2471 native) echo -xtarget=native ;;
2472 v9|niagara) echo -xarch=sparc ;;
2473 ultrasparc) echo -xarch=sparcvis ;;
2474 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2475 i586|pentium) echo -xchip=pentium ;;
2476 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2477 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2478 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2479 pentium4*) echo -xtarget=pentium4 ;;
2480 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2481 *-sse3) echo -xarch=sse3 ;;
2482 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2483 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2484 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2485 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2486 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2487 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2488 echo -xarch=sse2a ;;
2489 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2490 esac
2491 ;;
2492 -std=c99) echo -xc99 ;;
2493 -fomit-frame-pointer) echo -xregs=frameptr ;;
2494 -fPIC) echo -KPIC -xcode=pic32 ;;
2495 -W*,*) echo $flag ;;
5e753ed5
SM
2496 -f*-*|-W*|-mimpure-text) ;;
2497 -shared) echo -G ;;
d0c6d424
MR
2498 *) echo $flag ;;
2499 esac
2500 done
2501}
2502
2503tms470_flags(){
2504 for flag; do
2505 case $flag in
2506 -march=*|-mcpu=*)
2507 case "${flag#*=}" in
2508 armv7-a|cortex-a*) echo -mv=7a8 ;;
2509 armv7-r|cortex-r*) echo -mv=7r4 ;;
2510 armv7-m|cortex-m*) echo -mv=7m3 ;;
2511 armv6*|arm11*) echo -mv=6 ;;
2512 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2513 echo -mv=5e ;;
2514 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2515 esac
2516 ;;
2517 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2518 -mfpu=vfp) echo --float_support=vfpv2 ;;
2519 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2520 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2521 -msoft-float) echo --float_support=vfplib ;;
2522 -O[0-3]|-mf=*) echo $flag ;;
2523 -g) echo -g -mn ;;
2524 -pds=*) echo $flag ;;
ad93dccb
MR
2525 -D*|-I*) echo $flag ;;
2526 --gcc|--abi=*) echo $flag ;;
2527 -me) echo $flag ;;
d0c6d424
MR
2528 esac
2529 done
2530}
2531
a758c5e2
MR
2532probe_cc(){
2533 pfx=$1
2534 _cc=$2
2535
8db73c61
MR
2536 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2537 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2538 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2539 _flags_filter=echo
2540
2541 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2542 _type=llvm_gcc
2543 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2544 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2545 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2546 _cflags_speed='-O3'
2547 _cflags_size='-Os'
2548 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2549 _type=gcc
2550 gcc_version=$($_cc --version | head -n1)
2551 gcc_basever=$($_cc -dumpversion)
2552 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2553 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2554 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2555 if ! $_cc -dumpversion | grep -q '^2\.'; then
2556 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2557 fi
2558 _cflags_speed='-O3'
2559 _cflags_size='-Os'
b2d688ea 2560 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2561 _type=icc
2562 _ident=$($_cc --version | head -n1)
2563 _depflags='-MMD'
2564 _cflags_speed='-O3'
2565 _cflags_size='-Os'
2566 _cflags_noopt='-O1'
2567 elif $_cc -v 2>&1 | grep -q xlc; then
2568 _type=xlc
2569 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2570 _cflags_speed='-O5'
2571 _cflags_size='-O5 -qcompact'
2572 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2573 _type=ccc
2574 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2575 _DEPFLAGS='-M'
a758c5e2
MR
2576 _cflags_speed='-fast'
2577 _cflags_size='-O1'
457cc333 2578 _flags_filter=ccc_flags
a758c5e2
MR
2579 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2580 test -d "$sysroot" || die "No valid sysroot specified."
2581 _type=armcc
2582 _ident=$($_cc --vsn | head -n1)
2583 armcc_conf="$PWD/armcc.conf"
2584 $_cc --arm_linux_configure \
2585 --arm_linux_config_file="$armcc_conf" \
2586 --configure_sysroot="$sysroot" \
2587 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2588 die "Error creating armcc configuration file."
2589 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2590 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2591 as_default="${cross_prefix}gcc"
2592 _depflags='-MMD'
2593 _cflags_speed='-O3'
2594 _cflags_size='-Os'
0122118e 2595 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2596 _type=tms470
2597 _ident=$($_cc -version | head -n1 | tr -s ' ')
2598 _flags='--gcc --abi=eabi -me'
18031c49 2599 _cc_e='-ppl -fe=$@'
a758c5e2 2600 _cc_o='-fe=$@'
a758c5e2
MR
2601 _depflags='-ppa -ppd=$(@:.o=.d)'
2602 _cflags_speed='-O3 -mf=5'
2603 _cflags_size='-O3 -mf=2'
2604 _flags_filter=tms470_flags
2605 elif $_cc -v 2>&1 | grep -q clang; then
2606 _type=clang
2607 _ident=$($_cc --version | head -n1)
2608 _depflags='-MMD'
2609 _cflags_speed='-O3'
2610 _cflags_size='-Os'
2611 elif $_cc -V 2>&1 | grep -q Sun; then
2612 _type=suncc
2613 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2614 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2615 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2616 _ldflags='-std=c99'
2617 _cflags_speed='-O5'
2618 _cflags_size='-O5 -xspace'
2619 _flags_filter=suncc_flags
2620 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2621 _type=pathscale
2622 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2623 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2624 _cflags_speed='-O2'
2625 _cflags_size='-Os'
2626 _flags_filter='filter_out -Wdisabled-optimization'
2627 elif $_cc -v 2>&1 | grep -q Open64; then
2628 _type=open64
2629 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2630 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2631 _cflags_speed='-O2'
2632 _cflags_size='-Os'
2633 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2634 elif $_cc -V 2>&1 | grep -q Portland; then
2635 _type=pgi
2636 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2637 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2638 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2639 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2640 _cflags_noopt="-O1"
2641 _flags_filter=pgi_flags
dfa559bc
RB
2642 elif $_cc 2>&1 | grep -q Microsoft; then
2643 _type=msvc
2644 _ident=$($cc 2>&1 | head -n1)
2645 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2646 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2647 _cflags_speed="-O2"
2648 _cflags_size="-O1"
ace87c19
DB
2649 # Nonstandard output options, to avoid msys path conversion issues.
2650 # Relies on wrapper to remap it.
dfa559bc
RB
2651 if $_cc 2>&1 | grep -q Linker; then
2652 _ld_o='-out $@'
2653 else
2654 _ld_o='-Fe$@'
2655 fi
2656 _cc_o='-Fo $@'
a224b2cb 2657 _cc_e='-P -Fi $@'
dfa559bc
RB
2658 _flags_filter=msvc_flags
2659 _ld_lib='lib%.a'
2660 _ld_path='-libpath:'
2661 _flags='-nologo'
09f2581d 2662 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2663 if [ $pfx = hostcc ]; then
6a0200f2 2664 append _cflags -Dsnprintf=_snprintf
dfa559bc 2665 fi
322e4194
AS
2666 elif $_cc 2>&1 | grep -q Intel; then
2667 _type=icl
2668 _ident=$($cc 2>&1 | head -n1)
2669 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2670 # Not only is O3 broken on 13.x+ but it is slower on all previous
2671 # versions (tested) as well.
322e4194
AS
2672 _cflags_speed="-O2"
2673 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2674 # Nonstandard output options, to avoid msys path conversion issues.
2675 # Relies on wrapper to remap it.
322e4194
AS
2676 if $_cc 2>&1 | grep -q Linker; then
2677 _ld_o='-out $@'
2678 else
2679 _ld_o='-Fe$@'
2680 fi
2681 _cc_o='-Fo $@'
2682 _cc_e='-P'
14fb9d3d 2683 _flags_filter=icl_flags
322e4194
AS
2684 _ld_lib='lib%.a'
2685 _ld_path='-libpath:'
ace87c19 2686 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2687 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2688 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2689 # with MSVC which enables it by default.
e0d6e2fc 2690 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2691 if [ $pfx = hostcc ]; then
2692 append _cflags -Dsnprintf=_snprintf
2693 fi
e5d45e02
LB
2694 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2695 _type=cparser
2696 _ident=$($_cc --version | head -n1)
2697 _depflags='-MMD'
2698 _cflags_speed='-O4'
2699 _cflags_size='-O2'
2700 _flags_filter=cparser_flags
aef6bd1b 2701 fi
a758c5e2
MR
2702
2703 eval ${pfx}_type=\$_type
2704 eval ${pfx}_ident=\$_ident
2705}
2706
2707set_ccvars(){
23565c26 2708 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2709 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2710 eval ${1}_O=\${_cc_o-\${${1}_O}}
2711
2712 if [ -n "$_depflags" ]; then
2713 eval ${1}_DEPFLAGS=\$_depflags
2714 else
2715 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2716 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2717 eval DEP${1}FLAGS=\$_flags
2718 fi
2719}
2720
2721probe_cc cc "$cc"
2722cflags_filter=$_flags_filter
2723cflags_speed=$_cflags_speed
2724cflags_size=$_cflags_size
2725cflags_noopt=$_cflags_noopt
2726add_cflags $_flags $_cflags
2727cc_ldflags=$_ldflags
2728set_ccvars CC
2729
2730probe_cc hostcc "$host_cc"
2731host_cflags_filter=$_flags_filter
a758c5e2 2732add_host_cflags $_flags $_cflags
a758c5e2 2733set_ccvars HOSTCC
629687f6 2734
851ffa80
MR
2735test -n "$cc_type" && enable $cc_type ||
2736 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2737
75bafbac 2738: ${as_default:=$cc}
50567afa 2739: ${dep_cc_default:=$cc}
684b28e0 2740: ${ld_default:=$cc}
095792f2
MR
2741: ${host_ld_default:=$host_cc}
2742set_default ar as dep_cc ld host_ld
75800dce 2743
a758c5e2
MR
2744probe_cc as "$as"
2745asflags_filter=$_flags_filter
2746add_asflags $_flags $_cflags
2747set_ccvars AS
2748
2749probe_cc ld "$ld"
2750ldflags_filter=$_flags_filter
2751add_ldflags $_flags $_ldflags
2752test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2753LD_O=${_ld_o-$LD_O}
8db73c61
MR
2754LD_LIB=${_ld_lib-$LD_LIB}
2755LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2756
095792f2
MR
2757probe_cc hostld "$host_ld"
2758host_ldflags_filter=$_flags_filter
2759add_host_ldflags $_flags $_ldflags
2760HOSTLD_O=${_ld_o-$HOSTLD_O}
2761
a758c5e2
MR
2762if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2763 probe_cc depcc "$dep_cc"
2764 CCDEP=${_DEPCMD:-$DEPCMD}
2765 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2766 DEPCCFLAGS=$_flags
2767fi
07dec06e 2768
3dbc777c
MR
2769if $ar 2>&1 | grep -q Microsoft; then
2770 arflags="-nologo"
2771 ar_o='-out:$@'
2772elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2773 arflags="rq"
2774 ar_o='$@'
4822ee3c
DB
2775elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2776 arflags='-Xany -r -c'
2777 ar_o='$@'
3dbc777c
MR
2778else
2779 arflags="rc"
2780 ar_o='$@'
2781fi
2782
7f32f40c 2783add_cflags $extra_cflags
2f2e6c7c 2784add_asflags $extra_cflags
7f32f40c 2785
154d432c
MR
2786if test -n "$sysroot"; then
2787 case "$cc_type" in
00ba041c 2788 gcc|llvm_gcc|clang)
467256f2 2789 add_cppflags --sysroot="$sysroot"
154d432c
MR
2790 add_ldflags --sysroot="$sysroot"
2791 ;;
6fec122a
MR
2792 tms470)
2793 add_cppflags -I"$sysinclude"
2794 add_ldflags --sysroot="$sysroot"
2795 ;;
154d432c
MR
2796 esac
2797fi
2798
d22c13a8 2799if test "$cpu" = host; then
ace87c19
DB
2800 enabled cross_compile &&
2801 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2802
2803 case "$cc_type" in
613a4e3f 2804 gcc|llvm_gcc)
d22c13a8
MR
2805 check_native(){
2806 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2807 sed -n "/cc1.*$1=/{
27ce1be8
MR
2808 s/.*$1=\\([^ ]*\\).*/\\1/
2809 p
2810 q
2811 }" $TMPE
d22c13a8
MR
2812 }
2813 cpu=$(check_native -march || check_native -mcpu)
2814 ;;
2815 esac
2816
ace87c19
DB
2817 test "${cpu:-host}" = host &&
2818 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2819fi
2820
e939cedd
MR
2821# Deal with common $arch aliases
2822case "$arch" in
5873b623
MR
2823 aarch64|arm64)
2824 arch="aarch64"
2825 ;;
e939cedd
MR
2826 arm*)
2827 arch="arm"
2828 ;;
2acda282 2829 mips*|IP*)
e939cedd
MR
2830 arch="mips"
2831 ;;
a6e9d649 2832 parisc*|hppa*)
e939cedd
MR
2833 arch="parisc"
2834 ;;
56203596 2835 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2836 arch="ppc"
2837 ;;
e939cedd
MR
2838 s390|s390x)
2839 arch="s390"
2840 ;;
2841 sh4|sh)
2842 arch="sh4"
2843 ;;
4cd217c0 2844 sun4u|sparc*)
e939cedd 2845 arch="sparc"
e939cedd 2846 ;;
c75848cd
DB
2847 tilegx|tile-gx)
2848 arch="tilegx"
2849 ;;
d33ed7b3 2850 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2851 arch="x86"
2852 ;;
2853esac
2854
851ffa80 2855is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2856enable $arch
e939cedd 2857
df5cdc24 2858# Add processor-specific flags
9ebd45c2 2859if enabled aarch64; then
33db40f8
MR
2860
2861 case $cpu in
2862 armv*)
2863 cpuflags="-march=$cpu"
2864 ;;
2865 *)
2866 cpuflags="-mcpu=$cpu"
2867 ;;
2868 esac
2869
2870elif enabled alpha; then
2871
2872 cpuflags="-mcpu=$cpu"
2873
2874elif enabled arm; then
2875
1234c66a
MR
2876 check_arm_arch() {
2877 check_cpp_condition stddef.h \
2878 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2879 $cpuflags
2880 }
2881
2882 probe_arm_arch() {
2883 if check_arm_arch 4; then echo armv4;
2884 elif check_arm_arch 4T; then echo armv4t;
2885 elif check_arm_arch 5; then echo armv5;
2886 elif check_arm_arch 5E; then echo armv5e;
2887 elif check_arm_arch 5T; then echo armv5t;
2888 elif check_arm_arch 5TE; then echo armv5te;
2889 elif check_arm_arch 5TEJ; then echo armv5te;
2890 elif check_arm_arch 6; then echo armv6;
2891 elif check_arm_arch 6J; then echo armv6j;
2892 elif check_arm_arch 6K; then echo armv6k;
2893 elif check_arm_arch 6Z; then echo armv6z;
2894 elif check_arm_arch 6ZK; then echo armv6zk;
2895 elif check_arm_arch 6T2; then echo armv6t2;
2896 elif check_arm_arch 7; then echo armv7;
2897 elif check_arm_arch 7A 7_A; then echo armv7-a;
2898 elif check_arm_arch 7R 7_R; then echo armv7-r;
2899 elif check_arm_arch 7M 7_M; then echo armv7-m;
2900 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2901 elif check_arm_arch 8A 8_A; then echo armv8-a;
2902 fi
2903 }
2904
2905 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2906
33db40f8
MR
2907 case $cpu in
2908 armv*)
2909 cpuflags="-march=$cpu"
2910 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2911 ;;
2912 *)
2913 cpuflags="-mcpu=$cpu"
2914 case $cpu in
2915 cortex-a*) subarch=armv7a ;;
2916 cortex-r*) subarch=armv7r ;;
2917 cortex-m*) enable thumb; subarch=armv7m ;;
2918 arm11*) subarch=armv6 ;;
2919 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2920 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2921 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2922 esac
2923 ;;
2924 esac
2925
f0fe245b
MR
2926 case "$subarch" in
2927 armv5t*) enable fast_clz ;;
2928 armv[6-8]*) enable fast_clz fast_unaligned ;;
2929 esac
2930
33db40f8
MR
2931elif enabled avr32; then
2932
2933 case $cpu in
2934 ap7[02]0[0-2])
2935 subarch="avr32_ap"
2936 cpuflags="-mpart=$cpu"
2937 ;;
2938 ap)
2939 subarch="avr32_ap"
2940 cpuflags="-march=$cpu"
2941 ;;
2942 uc3[ab]*)
2943 subarch="avr32_uc"
2944 cpuflags="-mcpu=$cpu"
2945 ;;
2946 uc)
2947 subarch="avr32_uc"
2948 cpuflags="-march=$cpu"
2949 ;;
2950 esac
2951
2952elif enabled bfin; then
2953
2954 cpuflags="-mcpu=$cpu"
2955
2956elif enabled mips; then
2957
2958 cpuflags="-march=$cpu"
2959
5d54c126 2960elif enabled ppc; then
343aef9b 2961
56348891
MR
2962 case $(tolower $cpu) in
2963 601|ppc601|powerpc601)
9dbd5c3d 2964 cpuflags="-mcpu=601"
64ad53ff 2965 disable altivec
9dbd5c3d 2966 ;;
56348891 2967 603*|ppc603*|powerpc603*)
9dbd5c3d 2968 cpuflags="-mcpu=603"
64ad53ff 2969 disable altivec
9dbd5c3d 2970 ;;
56348891 2971 604*|ppc604*|powerpc604*)
9dbd5c3d 2972 cpuflags="-mcpu=604"
64ad53ff 2973 disable altivec
9dbd5c3d 2974 ;;
56348891 2975 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2976 cpuflags="-mcpu=750"
64ad53ff 2977 disable altivec
9dbd5c3d 2978 ;;
56348891 2979 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2980 cpuflags="-mcpu=7450"
9dbd5c3d 2981 ;;
56348891 2982 74*|ppc74*|powerpc74*)
7f1fcaf0 2983 cpuflags="-mcpu=7400"
9dbd5c3d 2984 ;;
313f9fbf 2985 g5|970|ppc970|powerpc970)
7f1fcaf0 2986 cpuflags="-mcpu=970"
9dbd5c3d 2987 ;;
313f9fbf 2988 power[3-7]*)
7f1fcaf0 2989 cpuflags="-mcpu=$cpu"
313f9fbf 2990 ;;
56348891 2991 cell)
9dbd5c3d
MR
2992 cpuflags="-mcpu=cell"
2993 enable ldbrx
2994 ;;
4ab26cb4
DB
2995 e500mc)
2996 cpuflags="-mcpu=e500mc"
2997 disable altivec
2998 ;;
7b0b81a1
AL
2999 e500v2)
3000 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3001 disable altivec
3002 ;;
3003 e500)
3004 cpuflags="-mcpu=8540 -mhard-float"
3005 disable altivec
3006 ;;
9dbd5c3d 3007 esac
343aef9b 3008
33db40f8
MR
3009elif enabled sparc; then
3010
3011 case $cpu in
3012 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3013 cpuflags="-mcpu=$cpu"
3014 disable vis
3015 ;;
3016 ultrasparc*|niagara[234])
3017 cpuflags="-mcpu=$cpu"
3018 ;;
3019 esac
3020
343aef9b
MR
3021elif enabled x86; then
3022
9dbd5c3d
MR
3023 case $cpu in
3024 i[345]86|pentium)
3025 cpuflags="-march=$cpu"
3026 disable mmx
3027 ;;
f54b5505 3028 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3029 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3030 cpuflags="-march=$cpu"
f54b5505 3031 disable i686
9dbd5c3d 3032 ;;
f54b5505 3033 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3034 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3035 cpuflags="-march=$cpu"
f54b5505 3036 enable i686
9dbd5c3d
MR
3037 enable fast_cmov
3038 ;;
3039 # targets that do support conditional mov but on which it's slow
3040 pentium4|pentium4m|prescott|nocona)
3041 cpuflags="-march=$cpu"
f54b5505 3042 enable i686
9dbd5c3d
MR
3043 disable fast_cmov
3044 ;;
3045 esac
343aef9b 3046
343aef9b
MR
3047fi
3048
9ebd45c2
MR
3049if [ "$cpu" != generic ]; then
3050 add_cflags $cpuflags
3051 add_asflags $cpuflags
3052fi
df5cdc24 3053
993f2d0f
MR
3054# compiler sanity check
3055check_exec <<EOF
3056int main(void){ return 0; }
3057EOF
3058if test "$?" != 0; then
3059 echo "$cc is unable to create an executable file."
3060 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3061 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3062 echo "Only do this if you know what cross compiling means."
3063 fi
3064 die "C compiler test failed."
3065fi
3066
046f081b 3067add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3068check_cflags -std=c99
50a334e4 3069check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3070#include <stdlib.h>
3071EOF
50a334e4 3072check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3073#include <stdlib.h>
3074EOF
e9b9a2f8 3075
f0125de9 3076check_host_cflags -std=c99
0a6db2a2 3077check_host_cflags -Wall
f0125de9 3078
d4c99513
MR
3079check_64bit(){
3080 arch32=$1
3081 arch64=$2
3082 expr=$3
3083 check_code cc "" "int test[2*($expr) - 1]" &&
3084 subarch=$arch64 || subarch=$arch32
3085}
3086
b24dbcbd 3087case "$arch" in
d11cb13b 3088 aarch64|alpha|ia64)
2acda282
MR
3089 spic=$shared
3090 ;;
3091 mips)
3092 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3093 spic=$shared
b24dbcbd 3094 ;;
a6e9d649
MR
3095 parisc)
3096 check_64bit parisc parisc64 'sizeof(void *) > 4'
3097 spic=$shared
3098 ;;
56203596
MR
3099 ppc)
3100 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3101 spic=$shared
56203596 3102 ;;
4cd217c0
MR
3103 sparc)
3104 check_64bit sparc sparc64 'sizeof(void *) > 4'
3105 spic=$shared
3106 ;;
e939cedd 3107 x86)
d4c99513 3108 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3109 if test "$subarch" = "x86_64"; then
e939cedd 3110 spic=$shared
de27f4d9 3111 fi
b24dbcbd 3112 ;;
b24dbcbd
RP
3113esac
3114
343aef9b 3115enable $subarch
b1803c79 3116enabled spic && enable_weak pic
b24dbcbd 3117
7483e694 3118# OS specific
4f854758 3119case $target_os in
d3635f3a 3120 aix)
80ade798 3121 SHFLAGS=-shared
d3635f3a 3122 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3123 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3124 ;;
a1629e28 3125 haiku)
63ae7e7c 3126 prefix_default="/boot/common"
108caaaa 3127 network_extralibs="-lnetwork"
f59c4bd6 3128 host_libs=
a1629e28 3129 ;;
7483e694 3130 sunos)
9987769a 3131 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3132 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3133 network_extralibs="-lsocket -lnsl"
779222db 3134 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3135 # When using suncc to build, the Solaris linker will mark
3136 # an executable with each instruction set encountered by
3137 # the Solaris assembler. As our libraries contain their own
3138 # guards for processor-specific code, instead suppress
3139 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3140 enabled_all suncc x86 &&
3141 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3142 add_ldflags -Wl,-M,mapfile
2a8a860a 3143 nm_default='nm -P -g'
7483e694
DB
3144 ;;
3145 netbsd)
a1e4b3f6 3146 disable symver
07a8eef6
MR
3147 oss_indev_extralibs="-lossaudio"
3148 oss_outdev_extralibs="-lossaudio"
7483e694 3149 ;;
d488c3bc 3150 openbsd|bitrig)
a1e4b3f6 3151 disable symver
7483e694 3152 SHFLAGS='-shared'
69dca3a4 3153 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3154 SLIB_INSTALL_LINKS=
07a8eef6
MR
3155 oss_indev_extralibs="-lossaudio"
3156 oss_outdev_extralibs="-lossaudio"
7483e694 3157 ;;
a1e4b3f6 3158 dragonfly)
a1e4b3f6
MR
3159 disable symver
3160 ;;
3161 freebsd)
7483e694
DB
3162 ;;
3163 bsd/os)
355d81df 3164 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3165 ;;
3166 darwin)
301ab19d 3167 gas="gas-preprocessor.pl $cc"
e08b8239 3168 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3169 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3170 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3171 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3172 SLIBSUF=".dylib"
3173 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3174 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3175 objformat="macho"
1b0f6fb8 3176 enabled x86_64 && objformat="macho64"
8dfa86f7 3177 enabled_any pic shared ||
2704bd1a 3178 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3179 ;;
3180 mingw32*)
9d3f4f50 3181 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3182 disable network
3183 else
3184 target_os=mingw32
3185 fi
dcc01c06 3186 LIBTARGET=i386
1fc9fb8a 3187 if enabled x86_64; then
417516f6 3188 LIBTARGET="i386:x86-64"
336cc1b0 3189 elif enabled arm; then
15c5156d 3190 LIBTARGET=arm-wince
dcc01c06 3191 fi
225a5f91
AS
3192 check_ldflags -Wl,--nxcompat
3193 check_ldflags -Wl,--dynamicbase
fbd971a4 3194 shlibdir_default="$bindir_default"
7483e694
DB
3195 SLIBPREF=""
3196 SLIBSUF=".dll"
7483e694
DB
3197 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3198 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3199 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3200 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3201 SLIB_INSTALL_LINKS=
3202 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3203 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3204 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3205 objformat="win32"
ec10a9ab 3206 dlltool="${cross_prefix}dlltool"
a3222470 3207 ranlib=:
bc574408 3208 enable dos_paths
7483e694 3209 ;;
53e8cd68 3210 win32|win64)
d66c52c2
MS
3211 if enabled shared; then
3212 # Link to the import library instead of the normal static library
3213 # for shared libs.
3214 LD_LIB='%.lib'
e2cd766c 3215 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3216 disable static
3217 fi
3218 shlibdir_default="$bindir_default"
3219 SLIBPREF=""
3220 SLIBSUF=".dll"
3221 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3222 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3223 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3224 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3225 SLIB_INSTALL_LINKS=
3226 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3227 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3228 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3229 objformat="win32"
3230 ranlib=:
3231 enable dos_paths
3232 ;;
7483e694 3233 cygwin*)
4f854758 3234 target_os=cygwin
fbd971a4 3235 shlibdir_default="$bindir_default"
7483e694
DB
3236 SLIBPREF="cyg"
3237 SLIBSUF=".dll"
3238 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3239 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3240 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3241 SLIB_INSTALL_LINKS=
3242 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3243 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3244 objformat="win32"
bc574408 3245 enable dos_paths
7483e694 3246 ;;
4f365f37 3247 *-dos|freedos|opendos)
4f365f37 3248 network_extralibs="-lsocket"
ff1c015d 3249 objformat="coff"
bc574408 3250 enable dos_paths
a7a187a1 3251 add_cppflags -U__STRICT_ANSI__
4f365f37 3252 ;;
7483e694 3253 linux)
7483e694
DB
3254 enable dv1394
3255 ;;
3256 irix*)
4f854758 3257 target_os=irix
7483e694
DB
3258 ranlib="echo ignoring ranlib"
3259 ;;
d22e8442 3260 os/2*)
d22e8442 3261 ln_s="cp -f"
9297f1ed 3262 objformat="aout"
e14574eb 3263 add_cppflags -D_GNU_SOURCE
355d81df 3264 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3265 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3266 LIBSUF="_s.a"
d22e8442
DY
3267 SLIBPREF=""
3268 SLIBSUF=".dll"
3269 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3270 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3271 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3272 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3273 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3274 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3275 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3276 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3277 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3278 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3279 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3280 enable dos_paths
d22e8442 3281 ;;
83993c1c 3282 gnu/kfreebsd)
3bd1eacd 3283 add_cppflags -D_BSD_SOURCE
83993c1c 3284 ;;
34e82167 3285 gnu)
34e82167 3286 ;;
d33ed7b3
MR
3287 qnx)
3288 add_cppflags -D_QNX_SOURCE
3289 network_extralibs="-lsocket"
3290 ;;
1c69c79f
MS
3291 symbian)
3292 SLIBSUF=".dll"
3293 enable dos_paths
e3bc07f4
MS
3294 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3295 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3296 add_ldflags -Wl,--target1-abs,--no-undefined \
3297 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3298 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3299 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3300 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3301 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3302 ;;
fdd66609
MR
3303 osf1)
3304 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3305 ;;
741a8b72
MR
3306 minix)
3307 ;;