webp: stop using deprecated avcodec_set_dimensions
[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
MR
57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
06454877
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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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DB
132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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
0884fadf
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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
MR
322warn(){
323 log "WARNING: $*"
324 WARNINGS="${WARNINGS}WARNING: $*\n"
325}
326
2ba042a7
MR
327die(){
328 echolog "$@"
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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DB
337Rerun configure with logging enabled (do not use --disable-logging), and
338include the log this produces with your report.
2ba042a7
MR
339EOF
340 else
f69f51b3 341 cat <<EOF
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DB
342Include the log file "$logfile" produced by configure as this will help
343solving the problem.
2ba042a7
MR
344EOF
345 fi
57bd82d4
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346 exit 1
347}
348
6c6007d6 349# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 350toupper(){
6c6007d6 351 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
356}
357
14a8acf1
MR
358c_escape(){
359 echo "$*" | 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'"
b04251c5
MR
365 echo "$v"
366}
367
bb7a22b5
MR
368cleanws(){
369 echo "$@" | 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
MR
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
MR
388map(){
389 m=$1
390 shift
e0e335a0 391 for v; do eval $m; done
36e2dea0
MR
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
MR
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
MR
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
MR
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
MR
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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DB
521disabled_all(){
522 for opt; do
523 disabled $opt || return 1
524 done
525}
526
44161118
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527enabled_any(){
528 for opt; do
529 enabled $opt && return 0
530 done
531}
532
85bca2c5
DB
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
MR
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 $cfg
799c9e9b 562
30fd06be
MR
563 eval dep_all="\$${cfg}_deps"
564 eval dep_any="\$${cfg}_deps_any"
7ef3425f 565 eval dep_sel="\$${cfg}_select"
c510c7b5 566 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
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
dcd479c0 782check_cflags(){
57bd82d4 783 log check_cflags "$@"
01d31e16 784 set -- $($cflags_filter "$@")
caf458dd 785 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
786int x;
787EOF
788}
789
2ed46eea
MR
790test_ldflags(){
791 log test_ldflags "$@"
792 check_ld "$@" <<EOF
c23a0ac8 793int main(void){ return 0; }
dcd479c0
MR
794EOF
795}
796
2ed46eea
MR
797check_ldflags(){
798 log check_ldflags "$@"
799 test_ldflags "$@" && add_ldflags "$@"
800}
801
dcd479c0 802check_header(){
57bd82d4 803 log check_header "$@"
dcd479c0
MR
804 header=$1
805 shift
b77df637
MR
806 disable_safe $header
807 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
808#include <$header>
809int x;
810EOF
811}
812
813check_func(){
57bd82d4 814 log check_func "$@"
dcd479c0
MR
815 func=$1
816 shift
d8bc5f06
MR
817 disable $func
818 check_ld "$@" <<EOF && enable $func
dcd479c0 819extern int $func();
c23a0ac8 820int main(void){ $func(); }
dcd479c0
MR
821EOF
822}
823
645d2652 824check_mathfunc(){
6b73c0ae 825 log check_mathfunc "$@"
645d2652 826 func=$1
1aa07aa2
MR
827 narg=$2
828 shift 2
829 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
830 disable $func
831 check_ld "$@" <<EOF && enable $func
832#include <math.h>
1aa07aa2 833float foo(float f, float g) { return $func($args); }
33bd38db 834int main(void){ return 0; }
645d2652
MR
835EOF
836}
837
2446d3d6
DB
838check_func_headers(){
839 log check_func_headers "$@"
f8d7b072 840 headers=$1
edaf1ae2 841 funcs=$2
f8d7b072 842 shift 2
edaf1ae2
MR
843 {
844 for hdr in $headers; do
845 echo "#include <$hdr>"
846 done
847 for func in $funcs; do
848 echo "long check_$func(void) { return (long) $func; }"
849 done
850 echo "int main(void) { return 0; }"
851 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
852}
853
a5344cf7
SS
854check_cpp_condition(){
855 log check_cpp_condition "$@"
856 header=$1
857 condition=$2
f855b7b9 858 shift 2
cd52ec95 859 check_cpp "$@" <<EOF
a5344cf7
SS
860#include <$header>
861#if !($condition)
862#error "unsatisfied condition: $condition"
863#endif
864EOF
865}
866
57bd82d4
MR
867check_lib(){
868 log check_lib "$@"
869 header="$1"
870 func="$2"
871 shift 2
84400e9d 872 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
873}
874
f8d7b072
MR
875check_lib2(){
876 log check_lib2 "$@"
877 headers="$1"
edaf1ae2 878 funcs="$2"
f8d7b072 879 shift 2
edaf1ae2 880 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
881}
882
3f8040db
MR
883check_pkg_config(){
884 log check_pkg_config "$@"
885 pkg="$1"
886 headers="$2"
887 funcs="$3"
888 shift 3
7f9e893f 889 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
890 pkg_cflags=$($pkg_config --cflags $pkg)
891 pkg_libs=$($pkg_config --libs $pkg)
892 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
893 set_safe ${pkg}_cflags $pkg_cflags &&
894 set_safe ${pkg}_libs $pkg_libs
895}
896
dcd479c0 897check_exec(){
2270b4b2 898 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
899}
900
7dfef245 901check_exec_crash(){
5e622c40 902 code=$(cat)
7dfef245
MR
903
904 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
905 # are safe but may not be available everywhere. Thus we use
906 # raise(SIGTERM) instead. The check is run in a subshell so we
907 # can redirect the "Terminated" message from the shell. SIGBUS
908 # is not defined by standard C so it is used conditionally.
909
2270b4b2 910 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
911#include <signal.h>
912static void sighandler(int sig){
913 raise(SIGTERM);
914}
692dd8ed
MR
915int foo(void){
916 $code
917}
9495cd17 918int (*func_ptr)(void) = foo;
e5af4a11 919int main(void){
7dfef245
MR
920 signal(SIGILL, sighandler);
921 signal(SIGFPE, sighandler);
922 signal(SIGSEGV, sighandler);
923#ifdef SIGBUS
924 signal(SIGBUS, sighandler);
925#endif
9495cd17 926 return func_ptr();
7dfef245
MR
927}
928EOF
929}
930
72be9e73
DY
931check_type(){
932 log check_type "$@"
933 headers=$1
934 type=$2
935 shift 2
ae550ce9 936 disable_safe "$type"
5adc829e 937 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
938}
939
14d36751 940check_struct(){
813b82b9 941 log check_struct "$@"
14d36751
MR
942 headers=$1
943 struct=$2
944 member=$3
945 shift 3
946 disable_safe "${struct}_${member}"
5adc829e
MR
947 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
948 enable_safe "${struct}_${member}"
14d36751
MR
949}
950
9c7d85b3
DB
951check_builtin(){
952 log check_builtin "$@"
953 name=$1
954 headers=$2
955 builtin=$3
956 shift 3
957 disable "$name"
958 check_code ld "$headers" "$builtin" "$@" && enable "$name"
959}
960
57bd82d4
MR
961require(){
962 name="$1"
963 header="$2"
964 func="$3"
965 shift 3
966 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
967}
968
f8d7b072
MR
969require2(){
970 name="$1"
971 headers="$2"
972 func="$3"
973 shift 3
974 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
975}
976
3f8040db
MR
977require_pkg_config(){
978 pkg="$1"
979 check_pkg_config "$@" || die "ERROR: $pkg not found"
980 add_cflags $(get_safe ${pkg}_cflags)
981 add_extralibs $(get_safe ${pkg}_libs)
982}
983
ae43c4c0
MR
984hostcc_o(){
985 eval printf '%s\\n' $HOSTCC_O
986}
987
f0125de9
MR
988check_host_cc(){
989 log check_host_cc "$@"
990 cat > $TMPC
991 log_file $TMPC
ae43c4c0 992 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
993}
994
4cc4b33f
DB
995check_host_cppflags(){
996 log check_host_cppflags "$@"
997 check_host_cc "$@" <<EOF && append host_cppflags "$@"
998int x;
999EOF
1000}
1001
f0125de9
MR
1002check_host_cflags(){
1003 log check_host_cflags "$@"
6c3fa06a 1004 set -- $($host_cflags_filter "$@")
f0125de9
MR
1005 check_host_cc "$@" <<EOF && append host_cflags "$@"
1006int x;
1007EOF
1008}
1009
c505dd31
MR
1010apply(){
1011 file=$1
1012 shift
1013 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1014}
1015
c34681df 1016cp_if_changed(){
5e27ec28
MR
1017 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1018 mkdir -p "$(dirname $2)"
4ebc6a74 1019 $cp_f "$1" "$2"
c34681df
MR
1020}
1021
dcd61286
DB
1022# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1023# system-dependent things.
1024
4a0d6686
AJ
1025COMPONENT_LIST="
1026 bsfs
1027 decoders
1028 demuxers
1029 encoders
3cde40aa 1030 filters
5666fd73 1031 hwaccels
c552605c 1032 indevs
4a0d6686 1033 muxers
c552605c 1034 outdevs
4a0d6686
AJ
1035 parsers
1036 protocols
1037"
1038
3fc09b00
MR
1039EXTERNAL_LIBRARY_LIST="
1040 avisynth
1041 bzlib
1042 frei0r
1043 gnutls
1044 libcdio
1045 libdc1394
1046 libfaac
1047 libfdk_aac
1048 libfreetype
1049 libgsm
1050 libilbc
1051 libmp3lame
1052 libopencore_amrnb
1053 libopencore_amrwb
1054 libopencv
1055 libopenjpeg
1056 libopus
1057 libpulse
1058 librtmp
1059 libschroedinger
1060 libspeex
1061 libtheora
1062 libvo_aacenc
1063 libvo_amrwbenc
1064 libvorbis
1065 libvpx
84d3ff50 1066 libwavpack
3fc09b00
MR
1067 libx264
1068 libxavs
1069 libxvid
1070 openssl
1071 x11grab
1072 zlib
1073"
1074
70b348ec
DB
1075HWACCEL_LIST="
1076 dxva2
1077 vaapi
1078 vda
1079 vdpau
1080"
d89f2fa9
DB
1081LIBRARY_LIST="
1082 avcodec
1083 avdevice
1084 avfilter
1085 avformat
1086 avresample
1087 avutil
1088 swscale
1089"
1090
055c61b8
DB
1091PROGRAM_LIST="
1092 avconv
1093 avplay
1094 avprobe
1095 avserver
055c61b8
DB
1096"
1097
4a0d6686
AJ
1098CONFIG_LIST="
1099 $COMPONENT_LIST
3fc09b00 1100 $EXTERNAL_LIBRARY_LIST
70b348ec 1101 $HWACCEL_LIST
d89f2fa9 1102 $LIBRARY_LIST
055c61b8 1103 $PROGRAM_LIST
7f3f5f46 1104 dct
c73f65d9 1105 doc
0b499c9b 1106 error_resilience
1848f7d9 1107 fft
c88f5d72 1108 gpl
d8d0d0b2 1109 gray
3abe5fbd 1110 hardcoded_tables
b781cc12 1111 lsp
2a91ada8 1112 lzo
47a158cb 1113 mdct
c88f5d72 1114 memalign_hack
c88f5d72 1115 network
3fe142e2 1116 nonfree
8a3c8627 1117 pic
68602540 1118 rdft
e90f5b5a 1119 runtime_cpudetect
8cfbbd92 1120 safe_bitstream_reader
2e35e684 1121 shared
bd2216e4 1122 small
6b35d421 1123 sram
2e35e684 1124 static
a9ddb5b1 1125 swscale_alpha
8986fddc 1126 thumb
9cad0e4e 1127 version3
7e4d9d5d 1128 xmm_clobber_test
4a0d6686 1129"
c88f5d72 1130
8eee7025 1131THREADS_LIST='
8eee7025
DB
1132 pthreads
1133 w32threads
1134'
1135
f9f6402e
AK
1136ATOMICS_LIST='
1137 atomics_gcc
f9f6402e 1138 atomics_suncc
93e65e9a 1139 atomics_win32
f9f6402e
AK
1140'
1141
3f5b56e5 1142ARCH_LIST='
5873b623 1143 aarch64
3f5b56e5 1144 alpha
a2fc0f6a 1145 arm
fdcd782d
MR
1146 avr32
1147 avr32_ap
1148 avr32_uc
3f5b56e5
MR
1149 bfin
1150 ia64
1151 m68k
1152 mips
bae3abb0 1153 mips64
3f5b56e5 1154 parisc
79cb09b2 1155 ppc
34d11b87 1156 ppc64
3f5b56e5
MR
1157 s390
1158 sh4
1159 sparc
1160 sparc64
c75848cd
DB
1161 tilegx
1162 tilepro
0844bae1 1163 tomi
3f5b56e5
MR
1164 x86
1165 x86_32
1166 x86_64
1167'
1168
81dfa21e
MR
1169ARCH_EXT_LIST_ARM='
1170 armv5te
1171 armv6
1172 armv6t2
81dfa21e 1173 neon
b3267559 1174 vfp
81dfa21e
MR
1175 vfpv3
1176'
1177
50cd43f2 1178ARCH_EXT_LIST_X86='
3bf96eec 1179 amd3dnow
a1ef9f08 1180 amd3dnowext
50cd43f2 1181 avx
4d6ee072 1182 avx2
50cd43f2 1183 fma4
84146963 1184 i686
50cd43f2
DB
1185 mmx
1186 mmxext
1187 sse
1188 sse2
1189 sse3
1190 sse4
1191 sse42
1192 ssse3
1193'
1194
1195ARCH_EXT_LIST="
81dfa21e 1196 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1197 $ARCH_EXT_LIST_X86
1198 altivec
799fde37 1199 ppc4xx
bd9d34a0 1200 vis
50cd43f2 1201"
3f5b56e5 1202
fd712a55
DB
1203HAVE_LIST_CMDLINE='
1204 inline_asm
1205 symver
1206 yasm
1207'
1208
a3e02a8c
MR
1209HAVE_LIST_PUB='
1210 bigendian
d268eee9 1211 fast_unaligned
a3e02a8c
MR
1212'
1213
79042ab3 1214MATH_FUNCS="
fab0a8b2
MR
1215 atanf
1216 atan2f
79042ab3 1217 cbrtf
fab0a8b2 1218 cosf
79042ab3
DB
1219 exp2
1220 exp2f
fab0a8b2 1221 expf
79042ab3
DB
1222 isinf
1223 isnan
fab0a8b2 1224 ldexpf
79042ab3
DB
1225 llrint
1226 llrintf
1227 log2
1228 log2f
fab0a8b2 1229 log10f
79042ab3
DB
1230 lrint
1231 lrintf
fab0a8b2 1232 powf
79042ab3
DB
1233 rint
1234 round
1235 roundf
fab0a8b2 1236 sinf
79042ab3
DB
1237 trunc
1238 truncf
1239"
1240
3f5b56e5
MR
1241HAVE_LIST="
1242 $ARCH_EXT_LIST
43b73d59
DB
1243 $(add_suffix _external $ARCH_EXT_LIST)
1244 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1245 $HAVE_LIST_CMDLINE
a3e02a8c 1246 $HAVE_LIST_PUB
3f5b56e5 1247 $THREADS_LIST
f9f6402e 1248 $ATOMICS_LIST
79042ab3 1249 $MATH_FUNCS
be1a839c 1250 aligned_malloc
59782b82 1251 aligned_stack
35fd8122 1252 alsa_asoundlib_h
3f5b56e5 1253 altivec_h
c9fdab0d 1254 arpa_inet_h
ec9d2c15 1255 asm_mod_q
6308729e 1256 asm_mod_y
817dff57 1257 atomic_cas_ptr
f9f6402e 1258 atomics_native
dffb41b9 1259 attribute_may_alias
e7ea5e3d 1260 attribute_packed
43e0e0c4
LB
1261 cdio_paranoia_h
1262 cdio_paranoia_paranoia_h
ecf97f22 1263 closesocket
15caccb9 1264 CommandLineToArgvW
180d43bc 1265 cpunop
1093383d 1266 CryptGenRandom
c88f5d72 1267 dcbzl
f8aa696f
DB
1268 dev_bktr_ioctl_bt848_h
1269 dev_bktr_ioctl_meteor_h
1270 dev_ic_bt8xx_h
f8aa696f 1271 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1272 dev_video_meteor_ioctl_meteor_h
ca6b544a 1273 direct_h
18b67ae5 1274 dlfcn_h
c88f5d72 1275 dlopen
bc574408 1276 dos_paths
fa845061 1277 dxva_h
245626d0
DB
1278 ebp_available
1279 ebx_available
c2a29455 1280 fast_64bit
669b5583 1281 fast_clz
7073e9fc 1282 fast_cmov
534a2231 1283 fcntl
9d99cc5a 1284 fork
84882df6 1285 getaddrinfo
da9e86f8 1286 gethrtime
667fb97a 1287 getopt
02e8f427 1288 GetProcessAffinityMask
fc5607f8 1289 GetProcessMemoryInfo
4e68cb8a 1290 GetProcessTimes
61183b5a 1291 GetSystemTimeAsFileTime
66be5b45 1292 getrusage
c3e73100 1293 getservbyport
61183b5a 1294 gettimeofday
a49d3025 1295 gnu_as
c7df1532 1296 gsm_h
2f0c136e 1297 ibm_asm
2e1913b1 1298 inet_aton
3b1ab197 1299 io_h
ef5b70af 1300 inline_asm_labels
abfc8d05 1301 isatty
8772997d 1302 jack_port_get_latency_range
9f5ff83f 1303 ldbrx
0b4a1821
AS
1304 libdc1394_1
1305 libdc1394_2
d96cd429
MR
1306 local_aligned_16
1307 local_aligned_8
a5b64584 1308 localtime_r
85dd97ad 1309 loongson
f8aa696f
DB
1310 machine_ioctl_bt848_h
1311 machine_ioctl_meteor_h
65f1d45d 1312 machine_rw_barrier
c88f5d72 1313 malloc_h
73f6d31e 1314 MapViewOfFile
c88f5d72 1315 memalign
65f1d45d 1316 MemoryBarrier
6ffa87d3 1317 mkstemp
f80ddd5b 1318 mm_empty
0328b9ea 1319 mmap
e98b02de 1320 mprotect
4fa661a8 1321 msvcrt
d3d3a32c 1322 nanosleep
3e0b1c9a 1323 poll_h
1f91cdce 1324 posix_memalign
3a7050ff 1325 pragma_deprecated
07b28702 1326 rdtsc
ea4d5f48 1327 sched_getaffinity
c88f5d72 1328 sdl
7e6a11bc 1329 SetConsoleTextAttribute
b507ebd1 1330 setmode
3e0b1c9a 1331 setrlimit
d3d3a32c 1332 Sleep
15d59d2c 1333 sndio_h
72be9e73 1334 socklen_t
deb29777 1335 soundcard_h
87958234 1336 strerror_r
6379900c 1337 strptime
47941088 1338 strtok_r
c0018613 1339 struct_addrinfo
75d339e0
MS
1340 struct_group_source_req
1341 struct_ip_mreq_source
b4d68544 1342 struct_ipv6_mreq
cdee08e3 1343 struct_pollfd
3e0b1c9a 1344 struct_rusage_ru_maxrss
b4d68544 1345 struct_sockaddr_in6
3b2372bf 1346 struct_sockaddr_sa_len
33a4dbdd 1347 struct_sockaddr_storage
a6a4793d 1348 struct_v4l2_frmivalenum_discrete
b462d132 1349 symver_asm_label
3e0b1c9a 1350 symver_gnu_asm
e460aa32 1351 sync_val_compare_and_swap
bcc73960 1352 sysconf
b9e22269 1353 sysctl
b58412f1 1354 sys_mman_h
06bb5905 1355 sys_param_h
b091aa44 1356 sys_resource_h
81644c2e 1357 sys_select_h
deb29777 1358 sys_soundcard_h
e64bceea 1359 sys_time_h
60538758 1360 sys_un_h
1b6e8b73 1361 sys_videoio_h
b265431e 1362 threads
542920b7 1363 unistd_h
d3d3a32c 1364 usleep
ce742de2 1365 vfp_args
7c5bfe7a 1366 VirtualAlloc
d3d3a32c 1367 windows_h
6ff3f3e7 1368 winsock2_h
cc078b5d 1369 xform_asm
6f74fb03 1370 xmm_clobbers
0cb78cef 1371"
44161118 1372
511cf612 1373# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1374CONFIG_EXTRA="
87849592 1375 aandcttables
bfe9f48a 1376 ac3dsp
aa11cb79 1377 audio_frame_queue
b93b27ed 1378 dsputil
bfe9f48a 1379 gcrypt
478fd534 1380 golomb
9cad0e4e 1381 gplv3
478fd534
DB
1382 h264chroma
1383 h264dsp
1384 h264pred
915a2a0a 1385 h264qpel
68d8238c 1386 hpeldsp
478fd534 1387 huffman
9cad0e4e 1388 lgplv3
478fd534 1389 lpc
1e164c0b 1390 mpegaudio
bfe9f48a 1391 mpegaudiodsp
18bbca1f 1392 mpegvideo
ad08dfd5 1393 mpegvideoenc
bfe9f48a 1394 nettle
f704a079 1395 rangecoder
255d9c57 1396 riffdec
3dd5c95d 1397 riffenc
bfe9f48a 1398 rtpdec
5ad2f0bf 1399 rtpenc_chain
bfe9f48a 1400 sinewin
8c53d39e 1401 videodsp
ab9f9876 1402 vp3dsp
b6bb00b0
MR
1403"
1404
520cc7f1 1405CMDLINE_SELECT="
3f5b56e5 1406 $ARCH_EXT_LIST
520cc7f1 1407 $CONFIG_LIST
fd712a55 1408 $HAVE_LIST_CMDLINE
8eee7025 1409 $THREADS_LIST
c8a4ae00 1410 asm
db6107b6 1411 cross_compile
520cc7f1
MR
1412 debug
1413 extra_warnings
8c6afa4d 1414 logging
65d12900 1415 lto
d2bbb2f7 1416 optimizations
520cc7f1 1417"
426be5dc
DB
1418
1419PATHS_LIST='
d156bede 1420 bindir
14a8acf1 1421 datadir
f4ca970d 1422 docdir
26759c44
MR
1423 incdir
1424 libdir
26759c44
MR
1425 mandir
1426 prefix
1427 shlibdir
426be5dc
DB
1428'
1429
1430CMDLINE_SET="
1431 $PATHS_LIST
121d78d0 1432 ar
426be5dc 1433 arch
313c46a6 1434 as
426be5dc
DB
1435 build_suffix
1436 cc
1437 cpu
1438 cross_prefix
50567afa 1439 dep_cc
ac63af34 1440 extra_version
9da6609f
MR
1441 host_cc
1442 host_cflags
095792f2 1443 host_ld
9da6609f
MR
1444 host_ldflags
1445 host_libs
82bb3329 1446 host_os
684b28e0 1447 ld
426be5dc 1448 logfile
4ae40685 1449 malloc_prefix
89641463 1450 nm
9cd7b854 1451 optflags
3f8040db 1452 pkg_config
154caa67 1453 random_seed
2fad0977 1454 samples
c5200f17
MR
1455 sysinclude
1456 sysroot
a7ada2ba 1457 target_exec
26759c44 1458 target_os
a7ada2ba 1459 target_path
ba13606c 1460 target_samples
aeeb782c 1461 toolchain
426be5dc 1462"
520cc7f1 1463
89f2932b
MR
1464CMDLINE_APPEND="
1465 extra_cflags
4cc4b33f 1466 host_cppflags
89f2932b
MR
1467"
1468
912f3148
DB
1469# code dependency declarations
1470
9eeed841 1471# architecture extensions
808fa33c 1472
a2fc0f6a
MR
1473armv5te_deps="arm"
1474armv6_deps="arm"
ab5cb084 1475armv6t2_deps="arm"
808fa33c 1476neon_deps="arm"
b3267559
MR
1477vfp_deps="arm"
1478vfpv3_deps="vfp"
808fa33c 1479
637606de
MR
1480map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1481
808fa33c
MR
1482altivec_deps="ppc"
1483ppc4xx_deps="ppc"
1484
1485vis_deps="sparc"
1486
84146963
DB
1487cpunop_deps="i686"
1488x86_64_select="i686"
1489x86_64_suggest="fast_cmov"
50cd43f2 1490
808fa33c
MR
1491amd3dnow_deps="mmx"
1492amd3dnowext_deps="amd3dnow"
9eeed841 1493mmx_deps="x86"
239fdf1b 1494mmxext_deps="mmx"
50cd43f2
DB
1495sse_deps="mmxext"
1496sse2_deps="sse"
1497sse3_deps="sse2"
1498ssse3_deps="sse3"
1499sse4_deps="ssse3"
1500sse42_deps="sse4"
1501avx_deps="sse42"
79687079 1502fma4_deps="avx"
4d6ee072 1503avx2_deps="avx"
9eeed841 1504
43b73d59
DB
1505mmx_external_deps="yasm"
1506mmx_inline_deps="inline_asm"
1507mmx_suggest="mmx_external mmx_inline"
1508
1509for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1510 eval dep=\$${ext}_deps
1511 eval ${ext}_external_deps='"${dep}_external"'
1512 eval ${ext}_inline_deps='"${dep}_inline"'
1513 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1514done
1515
59782b82 1516aligned_stack_if_any="ppc x86"
e939cedd 1517fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1518fast_clz_if_any="alpha avr32 mips ppc x86"
1519fast_unaligned_if_any="ppc x86"
669b5583 1520
6fec122a 1521inline_asm_deps="!tms470"
3e0b1c9a 1522need_memalign="altivec neon sse"
89e053f8 1523
b462d132
MR
1524symver_if_any="symver_asm_label symver_gnu_asm"
1525
88a35699
MS
1526log2_deps="!msvcrt"
1527
26fbcc85 1528# subsystems
dc609252 1529dct_select="rdft"
b93b27ed
RB
1530error_resilience_select="dsputil"
1531lpc_select="dsputil"
26fbcc85
MR
1532mdct_select="fft"
1533rdft_select="fft"
1e164c0b 1534mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1535mpegaudiodsp_select="dct"
f4fed5a2 1536mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1537mpegvideoenc_select="mpegvideo"
26fbcc85 1538
ed40b6bf 1539# decoders / encoders
cfc2a0cf 1540aac_decoder_select="mdct sinewin"
aa11cb79 1541aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1542aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1543ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1544ac3_encoder_select="mdct ac3dsp dsputil"
1545ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1546aic_decoder_select="dsputil golomb"
f4d608e3 1547alac_encoder_select="lpc"
b93b27ed 1548als_decoder_select="dsputil"
b781cc12 1549amrnb_decoder_select="lsp"
2b2a597e 1550amrwb_decoder_select="lsp"
28bc406c 1551amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1552ape_decoder_select="dsputil"
1553asv1_decoder_select="dsputil"
1554asv1_encoder_select="dsputil"
1555asv2_decoder_select="dsputil"
1556asv2_encoder_select="dsputil"
4538729a 1557atrac1_decoder_select="mdct sinewin"
26fbcc85 1558atrac3_decoder_select="mdct"
0f0a11d5 1559bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1560binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1561binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1562cavs_decoder_select="dsputil golomb h264chroma videodsp"
1563cllc_decoder_select="dsputil"
9b500b8f 1564comfortnoise_encoder_select="lpc"
b93b27ed 1565cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1566cscd_decoder_select="lzo"
2eef7c62 1567cscd_decoder_suggest="zlib"
26fbcc85 1568dca_decoder_select="mdct"
b93b27ed
RB
1569dnxhd_decoder_select="dsputil"
1570dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1571dvvideo_decoder_select="dsputil"
1572dvvideo_encoder_select="dsputil"
61c31e4e 1573dxa_decoder_deps="zlib"
baf91bb9 1574eac3_decoder_select="ac3_decoder"
4264a0dd 1575eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1576eamad_decoder_select="aandcttables dsputil mpegvideo"
1577eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1578eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1579ffv1_decoder_select="dsputil golomb rangecoder"
1580ffv1_encoder_select="dsputil rangecoder"
1581ffvhuff_decoder_select="dsputil"
1582ffvhuff_encoder_select="dsputil huffman"
4f034993 1583flac_decoder_select="golomb"
b93b27ed 1584flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1585flashsv_decoder_deps="zlib"
1586flashsv_encoder_deps="zlib"
1587flashsv2_decoder_deps="zlib"
4414137e 1588flv_decoder_select="h263_decoder"
4d4b4bd1 1589flv_encoder_select="h263_encoder"
b93b27ed
RB
1590fourxm_decoder_select="dsputil"
1591fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1592g2m_decoder_deps="zlib"
1593g2m_decoder_select="dsputil"
c292f6a2 1594h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1595h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1596h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1597h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1598h263i_decoder_select="h263_decoder"
fe629c2d 1599h263p_encoder_select="h263_encoder"
0b499c9b
RB
1600h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1601h264_decoder_suggest="error_resilience"
b93b27ed
RB
1602huffyuv_decoder_select="dsputil"
1603huffyuv_encoder_select="dsputil huffman"
1604iac_decoder_select="dsputil fft mdct sinewin"
1605imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1606indeo3_decoder_select="hpeldsp"
8071264f 1607interplay_video_decoder_select="hpeldsp"
28bc406c 1608jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1609jpegls_encoder_select="golomb"
b93b27ed
RB
1610jv_decoder_select="dsputil"
1611lagarith_decoder_select="dsputil"
ad08dfd5 1612ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1613loco_decoder_select="golomb"
b93b27ed 1614mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1615metasound_decoder_select="lsp mdct sinewin"
c1047003 1616mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1617mjpeg_decoder_select="dsputil hpeldsp"
1618mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1619mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1620mlp_decoder_select="dsputil mlp_parser"
1621motionpixels_decoder_select="dsputil"
1e164c0b
DB
1622mp1_decoder_select="mpegaudio"
1623mp1float_decoder_select="mpegaudio"
1624mp2_decoder_select="mpegaudio"
1625mp2float_decoder_select="mpegaudio"
1626mp3_decoder_select="mpegaudio"
1627mp3adu_decoder_select="mpegaudio"
1628mp3adufloat_decoder_select="mpegaudio"
1629mp3float_decoder_select="mpegaudio"
1630mp3on4_decoder_select="mpegaudio"
1631mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1632mpc7_decoder_select="dsputil mpegaudiodsp"
1633mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1634mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1635mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1636mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1637mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1638mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1639mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1640mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1641mpeg4_encoder_select="h263_encoder"
4414137e 1642msmpeg4v1_decoder_select="h263_decoder"
4414137e 1643msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1644msmpeg4v2_encoder_select="h263_encoder"
4414137e 1645msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1646msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1647mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1648mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1649nellymoser_decoder_select="mdct sinewin"
aa11cb79 1650nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1651nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1652png_decoder_deps="zlib"
1653png_decoder_select="dsputil"
1654png_encoder_deps="zlib"
1655png_encoder_select="dsputil"
b93b27ed
RB
1656prores_decoder_select="dsputil"
1657prores_encoder_select="dsputil"
b781cc12 1658qcelp_decoder_select="lsp"
c4f5c2d6 1659qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1660ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1661ralf_decoder_select="golomb"
06b54e84 1662rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1663rv10_encoder_select="h263_encoder"
06b54e84 1664rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1665rv20_encoder_select="h263_encoder"
870add0d
DB
1666rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1667rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1668shorten_decoder_select="golomb"
b781cc12 1669sipr_decoder_select="lsp"
28bc406c 1670sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1671svq1_decoder_select="hpeldsp"
1277dc07 1672svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1673svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1674svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1675tak_decoder_select="dsputil"
4eef77c1 1676theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1677tiff_decoder_suggest="zlib"
1678tiff_encoder_suggest="zlib"
28bc406c 1679thp_decoder_select="dsputil hpeldsp"
aec09a00 1680truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1681truemotion2_decoder_select="dsputil"
1682truespeech_decoder_select="dsputil"
61c31e4e 1683tscc_decoder_deps="zlib"
4538729a 1684twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1685utvideo_decoder_select="dsputil"
1686utvideo_encoder_select="dsputil huffman"
1687vble_decoder_select="dsputil"
06b54e84 1688vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1689vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1690vorbis_decoder_select="mdct"
1691vorbis_encoder_select="mdct"
3bd062bf 1692vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1693vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1694vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1695vp6a_decoder_select="vp6_decoder"
1696vp6f_decoder_select="vp6_decoder"
8c53d39e 1697vp8_decoder_select="h264pred videodsp"
c4bfa098 1698webp_decoder_select="vp8_decoder"
4538729a
MR
1699wmapro_decoder_select="mdct sinewin"
1700wmav1_decoder_select="mdct sinewin"
1701wmav1_encoder_select="mdct sinewin"
1702wmav2_decoder_select="mdct sinewin"
1703wmav2_encoder_select="mdct sinewin"
1704wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1705wmv1_decoder_select="h263_decoder"
665507aa 1706wmv1_encoder_select="h263_encoder"
870add0d 1707wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1708wmv2_encoder_select="h263_encoder"
015f8ee0 1709wmv3_decoder_select="vc1_decoder"
45ecda85 1710wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1711zerocodec_decoder_deps="zlib"
1712zlib_decoder_deps="zlib"
1713zlib_encoder_deps="zlib"
1714zmbv_decoder_deps="zlib"
1715zmbv_encoder_deps="zlib"
30fd06be 1716
ed40b6bf 1717# hardware accelerators
215cdd35 1718dxva2_deps="dxva2api_h"
0afab17e 1719vaapi_deps="va_va_h"
ac3dbb4d 1720vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1721vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1722vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1723
82ca17ac
DB
1724h263_vaapi_hwaccel_deps="vaapi"
1725h263_vaapi_hwaccel_select="h263_decoder"
1726h263_vdpau_hwaccel_deps="vdpau"
1727h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1728h264_dxva2_hwaccel_deps="dxva2"
1729h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1730h264_vaapi_hwaccel_deps="vaapi"
1731h264_vaapi_hwaccel_select="h264_decoder"
1732h264_vda_hwaccel_deps="vda"
1733h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1734h264_vdpau_hwaccel_deps="vdpau"
1735h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1736mpeg1_vdpau_hwaccel_deps="vdpau"
1737mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1738mpeg2_dxva2_hwaccel_deps="dxva2"
1739mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1740mpeg2_vaapi_hwaccel_deps="vaapi"
1741mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1742mpeg2_vdpau_hwaccel_deps="vdpau"
1743mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1744mpeg4_vaapi_hwaccel_deps="vaapi"
1745mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1746mpeg4_vdpau_hwaccel_deps="vdpau"
1747mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1748vc1_dxva2_hwaccel_deps="dxva2"
1749vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1750vc1_vaapi_hwaccel_deps="vaapi"
1751vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1752vc1_vdpau_hwaccel_deps="vdpau"
1753vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1754wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1755wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1756wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1757
28b80940 1758# parsers
0b499c9b 1759h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1760mpeg4video_parser_select="error_resilience mpegvideo"
1761mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1762vc1_parser_select="mpegvideo"
28b80940 1763
912f3148 1764# external libraries
c9171a83 1765libfaac_encoder_deps="libfaac"
aa11cb79 1766libfaac_encoder_select="audio_frame_queue"
4f2b469d 1767libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1768libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1769libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1770libgsm_decoder_deps="libgsm"
1771libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1772libgsm_ms_decoder_deps="libgsm"
1773libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1774libilbc_decoder_deps="libilbc"
1775libilbc_encoder_deps="libilbc"
1cc60c47 1776libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1777libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1778libopencore_amrnb_decoder_deps="libopencore_amrnb"
1779libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1780libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1781libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1782libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1783libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1784libopus_decoder_deps="libopus"
6cb8c854 1785libopus_encoder_deps="libopus"
aa11cb79 1786libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1787libschroedinger_decoder_deps="libschroedinger"
1788libschroedinger_encoder_deps="libschroedinger"
ae14f311 1789libspeex_decoder_deps="libspeex"
b606a017 1790libspeex_encoder_deps="libspeex"
aa11cb79 1791libspeex_encoder_select="audio_frame_queue"
150d2772 1792libtheora_encoder_deps="libtheora"
d89e738a 1793libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1794libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1795libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1796libvorbis_encoder_deps="libvorbis"
aa11cb79 1797libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1798libvpx_vp8_decoder_deps="libvpx"
1799libvpx_vp8_encoder_deps="libvpx"
1800libvpx_vp9_decoder_deps="libvpx"
1801libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1802libwavpack_encoder_deps="libwavpack"
1cc60c47 1803libx264_encoder_deps="libx264"
de295976 1804libxavs_encoder_deps="libxavs"
1cc60c47 1805libxvid_encoder_deps="libxvid"
30fd06be 1806
912f3148 1807# demuxers / muxers
c2dd0e9e 1808ac3_demuxer_select="ac3_parser"
255d9c57 1809asf_demuxer_select="riffdec"
3dd5c95d 1810asf_muxer_select="riffenc"
647c2356 1811asf_stream_muxer_select="asf_muxer"
255d9c57 1812avi_demuxer_select="riffdec"
3dd5c95d 1813avi_muxer_select="riffenc"
4e622dea 1814avisynth_demuxer_deps="avisynth"
255d9c57
DB
1815avisynth_demuxer_select="riffdec"
1816caf_demuxer_select="riffdec"
c2dd0e9e 1817dirac_demuxer_select="dirac_parser"
255d9c57 1818dxa_demuxer_select="riffdec"
5b423887 1819eac3_demuxer_select="ac3_parser"
e01fba55 1820f4v_muxer_select="mov_muxer"
c2dd0e9e 1821flac_demuxer_select="flac_parser"
c9031c7c 1822hls_muxer_select="mpegts_muxer"
647c2356 1823ipod_muxer_select="mov_muxer"
31f16dc1 1824ismv_muxer_select="mov_muxer"
647c2356 1825matroska_audio_muxer_select="matroska_muxer"
255d9c57 1826matroska_demuxer_select="riffdec"
2a91ada8 1827matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1828matroska_muxer_select="riffenc"
1829mmf_muxer_select="riffenc"
255d9c57 1830mov_demuxer_select="riffdec"
4e622dea 1831mov_demuxer_suggest="zlib"
3dd5c95d 1832mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1833mp3_demuxer_select="mpegaudio_parser"
647c2356 1834mp4_muxer_select="mov_muxer"
75644335 1835mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1836mpegtsraw_demuxer_select="mpegts_demuxer"
1837mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1838nut_muxer_select="riffenc"
255d9c57 1839nuv_demuxer_select="riffdec"
24ca518b 1840ogg_demuxer_select="golomb"
647c2356 1841psp_muxer_select="mov_muxer"
44594cc7 1842rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1843rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1844rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1845rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1846sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1847sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1848sdp_demuxer_select="rtpdec"
e772f9fa 1849smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1850spdif_muxer_select="aac_parser"
57231e4d 1851tak_demuxer_select="tak_parser"
647c2356
DB
1852tg2_muxer_select="mov_muxer"
1853tgp_muxer_select="mov_muxer"
a7d45e06 1854w64_demuxer_select="wav_demuxer"
255d9c57 1855wav_demuxer_select="riffdec"
3dd5c95d
DB
1856wav_muxer_select="riffenc"
1857webm_muxer_select="riffenc"
255d9c57
DB
1858wtv_demuxer_select="riffdec"
1859xmv_demuxer_select="riffdec"
1860xwma_demuxer_select="riffdec"
4e622dea
SS
1861
1862# indevs / outdevs
38e54a75 1863alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1864alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1865bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1866dv1394_indev_deps="dv1394"
1867dv1394_indev_select="dv_demuxer"
c6f95144 1868fbdev_indev_deps="linux_fb_h"
a3fc62e8 1869jack_indev_deps="jack_jack_h pthreads"
e417d80d 1870libcdio_indev_deps="libcdio"
38e54a75 1871libdc1394_indev_deps="libdc1394"
38e54a75
SS
1872oss_indev_deps_any="soundcard_h sys_soundcard_h"
1873oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1874pulse_indev_deps="libpulse"
15d59d2c
B
1875sndio_indev_deps="sndio_h"
1876sndio_outdev_deps="sndio_h"
38e54a75 1877v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1878vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1879vfwcap_indev_extralibs="-lavicap32"
24f8961f 1880x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1881
912f3148 1882# protocols
acd554c1
SP
1883ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1884ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1885ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1886ffrtmphttp_protocol_deps="!librtmp_protocol"
1887ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1888gopher_protocol_select="network"
c40e1757 1889httpproxy_protocol_select="tcp_protocol"
279a0c97 1890http_protocol_select="tcp_protocol"
183baead 1891https_protocol_select="tls_protocol"
c3b57d6e
DB
1892librtmp_protocol_deps="librtmp"
1893librtmpe_protocol_deps="librtmp"
1894librtmps_protocol_deps="librtmp"
1895librtmpt_protocol_deps="librtmp"
1896librtmpte_protocol_deps="librtmp"
c60a2d70 1897mmsh_protocol_select="http_protocol"
998c1ee1 1898mmst_protocol_select="network"
c3b57d6e 1899rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1900rtmp_protocol_select="tcp_protocol"
acd554c1 1901rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1902rtmps_protocol_deps="!librtmp_protocol"
1903rtmps_protocol_select="tls_protocol"
775c4d36 1904rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1905rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1906rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1907rtp_protocol_select="udp_protocol"
998c1ee1
DB
1908sctp_protocol_deps="struct_sctp_event_subscribe"
1909sctp_protocol_select="network"
0eecafc9 1910srtp_protocol_select="rtp_protocol"
998c1ee1 1911tcp_protocol_select="network"
558d192d
MS
1912tls_protocol_deps_any="openssl gnutls"
1913tls_protocol_select="tcp_protocol"
998c1ee1 1914udp_protocol_select="network"
60538758
LB
1915unix_protocol_deps="sys_un_h"
1916unix_protocol_select="network"
c08fb000 1917
6ebf0bfc 1918# filters
13fabd7a 1919blackframe_filter_deps="gpl"
ce6b6ef6 1920boxblur_filter_deps="gpl"
68b79bfc 1921cropdetect_filter_deps="gpl"
b157be1f 1922delogo_filter_deps="gpl"
a5b64584 1923drawtext_filter_deps="libfreetype"
2e5ff4d0 1924frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1925frei0r_filter_extralibs='$ldl'
a42bb9d6 1926frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1927frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1928hqdn3d_filter_deps="gpl"
3fce1367 1929interlace_filter_deps="gpl"
d371e7b9 1930resample_filter_deps="avresample"
cf69ad35 1931ocv_filter_deps="libopencv"
2f296e39 1932scale_filter_deps="swscale"
acbac567 1933yadif_filter_deps="gpl"
6ebf0bfc 1934
5a0f7131 1935# libraries
d89f2fa9
DB
1936avcodec_deps="avutil"
1937avdevice_deps="avutil avcodec avformat"
1938avfilter_deps="avutil"
1939avformat_deps="avutil avcodec"
1940avresample_deps="avutil"
1941swscale_deps="avutil"
f7679c54 1942
912f3148 1943# programs
54fd593a 1944avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1945avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1946 fps_filter null_filter resample_filter scale_filter
bce70f81 1947 setpts_filter trim_filter"
d173ede1 1948avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1949avplay_select="rdft"
9e12f0bf 1950avprobe_deps="avcodec avformat"
406e6c0b
DB
1951avserver_deps="avformat fork !shared"
1952avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1953avserver_extralibs='$ldl'
a2830dca 1954
c73f65d9 1955doc_deps="texi2html"
912f3148 1956
de6d9b64 1957# default parameters
8a608357 1958
19bd477d 1959logfile="config.log"
8a608357
MR
1960
1961# installation paths
c9d19248
MR
1962prefix_default="/usr/local"
1963bindir_default='${prefix}/bin'
6291d7e4 1964datadir_default='${prefix}/share/avconv'
f4ca970d 1965docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1966incdir_default='${prefix}/include'
1967libdir_default='${prefix}/lib'
1968mandir_default='${prefix}/share/man'
1969shlibdir_default="$libdir_default"
8a608357
MR
1970
1971# toolchain
121d78d0 1972ar_default="ar"
13c7df3d 1973cc_default="gcc"
9da6609f 1974host_cc_default="gcc"
4ebc6a74 1975cp_f="cp -f"
b58b00ae 1976ln_s="ln -s -f"
2a8a860a 1977nm_default="nm -g"
11e6d03a 1978objformat="elf"
3f8040db 1979pkg_config_default=pkg-config
be7109c1 1980ranlib="ranlib"
e52567c2 1981strip="strip"
11e6d03a 1982yasmexe="yasm"
8a608357 1983
3e0b1c9a 1984nogas=":"
8182dc34 1985
8a608357 1986# machine
8d4c00ed 1987arch_default=$(uname -m)
38d0a8aa 1988cpu="generic"
8a608357 1989
8a608357 1990# OS
8d4c00ed
MR
1991target_os_default=$(tolower $(uname -s))
1992host_os=$target_os_default
8a608357 1993
8a608357 1994# configurable options
d89f2fa9 1995enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1996
3e0b1c9a
DB
1997enable asm
1998enable debug
1999enable doc
8400d6b8 2000enable optimizations
8cfbbd92 2001enable safe_bitstream_reader
530dc538 2002enable static
a9ddb5b1 2003enable swscale_alpha
8a608357 2004
2e2ec667
DB
2005# By default, enable only those hwaccels that have no external dependencies.
2006enable dxva2 vdpau
2007
8a608357 2008# build settings
9987769a 2009SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2010LIBPREF="lib"
2011LIBSUF=".a"
c5f14466
RP
2012FULLNAME='$(NAME)$(BUILDSUF)'
2013LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2014SLIBPREF="lib"
2015SLIBSUF=".so"
c5f14466 2016SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2017SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2018SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2019LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2020SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2021SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2022
68485d1f
MR
2023asflags_filter=echo
2024cflags_filter=echo
64933b6c
MR
2025ldflags_filter=echo
2026
23565c26 2027AS_C='-c'
bc877faf 2028AS_O='-o $@'
23565c26 2029CC_C='-c'
18031c49 2030CC_E='-E -o $@'
7e6c86e6 2031CC_O='-o $@'
a758c5e2 2032LD_O='-o $@'
8db73c61
MR
2033LD_LIB='-l%'
2034LD_PATH='-L'
23565c26 2035HOSTCC_C='-c'
a758c5e2 2036HOSTCC_O='-o $@'
095792f2 2037HOSTLD_O='-o $@'
7e6c86e6 2038
4cc4b33f
DB
2039host_cflags='-O3 -g'
2040host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2041host_libs='-lm'
6c3fa06a
MR
2042host_cflags_filter=echo
2043host_ldflags_filter=echo
9da6609f 2044
9b861379 2045target_path='$(CURDIR)'
a7ada2ba 2046
a158446b
MR
2047# since the object filename is not given with the -MM flag, the compiler
2048# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2049DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2050DEPFLAGS='-MM'
315c741d 2051
c597172e 2052# find source path
24524f36 2053if test -f configure; then
f038cf3c 2054 source_path=.
c597172e 2055else
8477f2de 2056 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2057 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2058 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2059 test -e "$source_path/config.h" &&
2060 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2061fi
2062
13cbe2c0 2063for v in "$@"; do
b04251c5
MR
2064 r=${v#*=}
2065 l=${v%"$r"}
2066 r=$(sh_quote "$r")
29ba0911 2067 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2068done
c597172e 2069
73ef8980
MR
2070find_things(){
2071 thing=$1
2072 pattern=$2
2073 file=$source_path/$3
932ccf39 2074 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2075}
2076
2077ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2078DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2079HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2080PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2081BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2082MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2083DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2084OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2085INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2086PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2087FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2088
54e75be4
DB
2089ALL_COMPONENTS="
2090 $BSF_LIST
2091 $DECODER_LIST
2092 $DEMUXER_LIST
2093 $ENCODER_LIST
2094 $FILTER_LIST
2095 $HWACCEL_LIST
2096 $INDEV_LIST
2097 $MUXER_LIST
2098 $OUTDEV_LIST
2099 $PARSER_LIST
2100 $PROTOCOL_LIST
2101"
2102
8469ae22
MR
2103for n in $COMPONENT_LIST; do
2104 v=$(toupper ${n%s})_LIST
2105 eval enable \$$v
2106 eval ${n}_if_any="\$$v"
2107done
2108
206a070d 2109enable $ARCH_EXT_LIST
c597172e
MR
2110
2111die_unknown(){
2112 echo "Unknown option \"$1\"."
2113 echo "See $0 --help for available options."
2114 exit 1
2115}
2116
7432e872
DB
2117print_3_columns() {
2118 cat | tr ' ' '\n' | sort | pr -r -3 -t
2119}
2120
794f8e97 2121show_list() {
bf0c4afa
RP
2122 suffix=_$1
2123 shift
7432e872 2124 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2125 exit 0
2126}
2127
154caa67
MR
2128rand_list(){
2129 IFS=', '
2130 set -- $*
2131 unset IFS
2132 for thing; do
2133 comp=${thing%:*}
2134 prob=${thing#$comp}
2135 prob=${prob#:}
2136 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2137 echo "prob ${prob:-0.5}"
2138 printf '%s\n' $comp
2139 done
2140}
2141
2142do_random(){
2143 action=$1
2144 shift
2145 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2146 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2147}
2148
c597172e 2149for opt do
7483e694
DB
2150 optval="${opt#*=}"
2151 case "$opt" in
ea061af1
DB
2152 --extra-ldflags=*)
2153 add_ldflags $optval
7e9e7cc2 2154 ;;
ea061af1
DB
2155 --extra-libs=*)
2156 add_extralibs $optval
7e9e7cc2 2157 ;;
ea061af1
DB
2158 --disable-devices)
2159 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2160 ;;
ea061af1
DB
2161 --enable-debug=*)
2162 debuglevel="$optval"
7e9e7cc2
MR
2163 ;;
2164 --disable-programs)
2165 disable $PROGRAM_LIST
2166 ;;
2167 --disable-everything)
2168 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2169 ;;
844c6852
DB
2170 --disable-all)
2171 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2172 disable $LIBRARY_LIST $PROGRAM_LIST doc
2173 ;;
7e9e7cc2
MR
2174 --enable-random|--disable-random)
2175 action=${opt%%-random}
2176 do_random ${action#--} $COMPONENT_LIST
2177 ;;
2178 --enable-random=*|--disable-random=*)
2179 action=${opt%%-random=*}
2180 do_random ${action#--} $optval
2181 ;;
2182 --enable-*=*|--disable-*=*)
2183 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2184 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2185 eval list=\$$(toupper $thing)_LIST
2186 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2187 $action $(filter "$name" $list)
2188 ;;
2189 --enable-?*|--disable-?*)
2190 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2191 if is_in $option $COMPONENT_LIST; then
2192 test $action = disable && action=unset
2193 eval $action \$$(toupper ${option%s})_LIST
2194 elif is_in $option $CMDLINE_SELECT; then
2195 $action $option
2196 else
2197 die_unknown $opt
2198 fi
2199 ;;
2200 --list-*)
2201 NAME="${opt#--list-}"
2202 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2203 NAME=${NAME%s}
2204 eval show_list $NAME \$$(toupper $NAME)_LIST
2205 ;;
2206 --help|-h) show_help
2207 ;;
2208 *)
2209 optname="${opt%%=*}"
2210 optname="${optname#--}"
2211 optname=$(echo "$optname" | sed 's/-/_/g')
2212 if is_in $optname $CMDLINE_SET; then
2213 eval $optname='$optval'
2214 elif is_in $optname $CMDLINE_APPEND; then
2215 append $optname "$optval"
2216 else
2217 die_unknown $opt
2218 fi
2219 ;;
7483e694 2220 esac
c597172e
MR
2221done
2222
bcea99bb
MR
2223disabled logging && logfile=/dev/null
2224
29ba0911 2225echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2226set >> $logfile
2227
9da6609f
MR
2228test -n "$cross_prefix" && enable cross_compile
2229
8d4c00ed
MR
2230if enabled cross_compile; then
2231 test -n "$arch" && test -n "$target_os" ||
2232 die "Must specify target arch and OS when cross-compiling"
2233fi
2234
121d78d0 2235ar_default="${cross_prefix}${ar_default}"
11e6d03a 2236cc_default="${cross_prefix}${cc_default}"
20e0ed95 2237nm_default="${cross_prefix}${nm_default}"
3f8040db 2238pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2239ranlib="${cross_prefix}${ranlib}"
e52567c2 2240strip="${cross_prefix}${strip}"
adb2b908 2241
c5200f17
MR
2242sysinclude_default="${sysroot}/usr/include"
2243
aeeb782c 2244case "$toolchain" in
0fbb62a8
LB
2245 clang-asan)
2246 cc_default="clang"
19f251a2
LB
2247 add_cflags -fsanitize=address
2248 add_ldflags -fsanitize=address
0fbb62a8
LB
2249 ;;
2250 clang-tsan)
2251 cc_default="clang"
19f251a2
LB
2252 add_cflags -fsanitize=thread -pie
2253 add_ldflags -fsanitize=thread -pie
0fbb62a8 2254 ;;
0ba49d28
LB
2255 gcc-asan)
2256 cc_default="gcc"
2257 add_cflags -fsanitize=address
2258 add_ldflags -fsanitize=address
2259 ;;
2260 gcc-tsan)
2261 cc_default="gcc"
2262 add_cflags -fsanitize=thread -pie -fPIC
2263 add_ldflags -fsanitize=thread -pie -fPIC
2264 ;;
edfe609f
LB
2265 valgrind-massif)
2266 target_exec_default="valgrind"
2267 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2268 ;;
b1ee8eec
RT
2269 valgrind-memcheck)
2270 target_exec_default="valgrind"
2271 target_exec_args="--track-origins=yes --leak-check=full"
2272 ;;
aeeb782c
MR
2273 msvc)
2274 cc_default="c99wrap cl"
2275 ld_default="c99wrap link"
2276 nm_default="dumpbin -symbols"
ac3a9b51 2277 ar_default="lib"
53e8cd68 2278 target_os_default="win32"
aeeb782c 2279 ;;
322e4194
AS
2280 icl)
2281 cc_default="c99wrap -noconv icl"
2282 ld_default="c99wrap xilink"
2283 nm_default="dumpbin -symbols"
2284 ar_default="xilib"
2285 target_os_default="win32"
2286 ;;
a862c7d3
RT
2287 gcov)
2288 add_cflags -fprofile-arcs -ftest-coverage
2289 add_ldflags -fprofile-arcs -ftest-coverage
2290 ;;
e7891305
LB
2291 hardened)
2292 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2293 add_ldflags -Wl,-z,relro -Wl,-z,now
2294 ;;
aeeb782c
MR
2295 ?*)
2296 die "Unknown toolchain $toolchain"
2297 ;;
2298esac
2299
b1ee8eec 2300set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2301enabled cross_compile || host_cc_default=$cc
2302set_default host_cc
13c7df3d 2303
762f95e4
MR
2304if ! $pkg_config --version >/dev/null 2>&1; then
2305 warn "$pkg_config not found, library detection may fail."
2306 pkg_config=false
2307fi
2308
82bb3329
MR
2309exesuf() {
2310 case $1 in
53e8cd68 2311 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2312 esac
2313}
2314
2315EXESUF=$(exesuf $target_os)
2316HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2317
e4e69e0b 2318# set temporary file name
a49d42c2 2319: ${TMPDIR:=$TEMPDIR}
c51fafa1 2320: ${TMPDIR:=$TMP}
a49d42c2 2321: ${TMPDIR:=/tmp}
e4e69e0b 2322
a210bce2 2323if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2324 # simple replacement for missing mktemp
2325 # NOT SAFE FOR GENERAL USE
2326 mktemp(){
09a5c245 2327 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2328 }
2329fi
2330
2331tmpfile(){
2332 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2333 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2334 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2335 append TMPFILES $tmp
2336 eval $1=$tmp
2337}
2338
2339trap 'rm -f -- $TMPFILES' EXIT
54460a83 2340
55127e7b 2341tmpfile TMPASM .asm
3e0b1c9a
DB
2342tmpfile TMPC .c
2343tmpfile TMPE $EXESUF
2344tmpfile TMPH .h
2345tmpfile TMPO .o
2346tmpfile TMPS .S
2347tmpfile TMPSH .sh
2348tmpfile TMPV .ver
54460a83
MR
2349
2350unset -f mktemp
e4e69e0b 2351
fb3c4ffc
MR
2352chmod +x $TMPE
2353
993f2d0f
MR
2354# make sure we can execute files in $TMPDIR
2355cat > $TMPSH 2>> $logfile <<EOF
2356#! /bin/sh
2357EOF
2358chmod +x $TMPSH >> $logfile 2>&1
2359if ! $TMPSH >> $logfile 2>&1; then
2360 cat <<EOF
2361Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2362variable to another directory and make sure that it is not mounted noexec.
2363EOF
2364 die "Sanity test failed."
2365fi
993f2d0f 2366
457cc333
MR
2367ccc_flags(){
2368 for flag; do
2369 case $flag in
2370 -std=c99) echo -c99 ;;
2371 -mcpu=*) echo -arch ${flag#*=} ;;
2372 -mieee) echo -ieee ;;
2373 -O*|-fast) echo $flag ;;
2374 -fno-math-errno) echo -assume nomath_errno ;;
2375 -g) echo -g3 ;;
2376 -Wall) echo -msg_enable level2 ;;
2377 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2378 -Wl,*) echo $flag ;;
2379 -f*|-W*) ;;
2380 *) echo $flag ;;
2381 esac
2382 done
2383}
2384
e5d45e02
LB
2385cparser_flags(){
2386 for flag; do
2387 case $flag in
2388 -Wno-switch) echo -Wno-switch-enum ;;
2389 -Wno-format-zero-length) ;;
2390 -Wdisabled-optimization) ;;
2391 -Wno-pointer-sign) echo -Wno-other ;;
2392 *) echo $flag ;;
2393 esac
2394 done
2395}
2396
14fb9d3d 2397msvc_common_flags(){
dfa559bc
RB
2398 for flag; do
2399 case $flag in
14fb9d3d
AS
2400 # In addition to specifying certain flags under the compiler
2401 # specific filters, they must be specified here as well or else the
2402 # generic catch all at the bottom will print the original flag.
2403 -Wall) ;;
2404 -std=c99) ;;
2405 # Common flags
9f4a16c5 2406 -fomit-frame-pointer) ;;
dfa559bc 2407 -g) echo -Z7 ;;
dfa559bc
RB
2408 -fno-math-errno) ;;
2409 -fno-common) ;;
2410 -fno-signed-zeros) ;;
50640977 2411 -fPIC) ;;
9f30fb5a
MS
2412 -mthumb) ;;
2413 -march=*) ;;
dfa559bc 2414 -lz) echo zlib.lib ;;
bd680c7b
DB
2415 -lavifil32) echo vfw32.lib ;;
2416 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2417 -l*) echo ${flag#-l}.lib ;;
2418 *) echo $flag ;;
2419 esac
2420 done
2421}
2422
14fb9d3d
AS
2423msvc_flags(){
2424 msvc_common_flags "$@"
2425 for flag; do
2426 case $flag in
ace87c19 2427 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2428 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2429 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2430 -wd4273 ;;
14fb9d3d
AS
2431 esac
2432 done
2433}
2434
2435icl_flags(){
2436 msvc_common_flags "$@"
2437 for flag; do
2438 case $flag in
2439 # Despite what Intel's documentation says -Wall, which is supported
2440 # on Windows, does enable remarks so disable them here.
2441 -Wall) echo $flag -Qdiag-disable:remark ;;
2442 -std=c99) echo -Qstd=c99 ;;
2443 esac
2444 done
2445}
2446
d0c6d424
MR
2447pgi_flags(){
2448 for flag; do
2449 case $flag in
643933f5 2450 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2451 -fomit-frame-pointer) echo -Mnoframe ;;
2452 -g) echo -gopt ;;
2453 *) echo $flag ;;
2454 esac
2455 done
2456}
2457
2458suncc_flags(){
2459 for flag; do
2460 case $flag in
2461 -march=*|-mcpu=*)
2462 case "${flag#*=}" in
2463 native) echo -xtarget=native ;;
2464 v9|niagara) echo -xarch=sparc ;;
2465 ultrasparc) echo -xarch=sparcvis ;;
2466 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2467 i586|pentium) echo -xchip=pentium ;;
2468 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2469 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2470 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2471 pentium4*) echo -xtarget=pentium4 ;;
2472 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2473 *-sse3) echo -xarch=sse3 ;;
2474 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2475 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2476 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2477 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2478 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2479 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2480 echo -xarch=sse2a ;;
2481 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2482 esac
2483 ;;
2484 -std=c99) echo -xc99 ;;
2485 -fomit-frame-pointer) echo -xregs=frameptr ;;
2486 -fPIC) echo -KPIC -xcode=pic32 ;;
2487 -W*,*) echo $flag ;;
5e753ed5
SM
2488 -f*-*|-W*|-mimpure-text) ;;
2489 -shared) echo -G ;;
d0c6d424
MR
2490 *) echo $flag ;;
2491 esac
2492 done
2493}
2494
2495tms470_flags(){
2496 for flag; do
2497 case $flag in
2498 -march=*|-mcpu=*)
2499 case "${flag#*=}" in
2500 armv7-a|cortex-a*) echo -mv=7a8 ;;
2501 armv7-r|cortex-r*) echo -mv=7r4 ;;
2502 armv7-m|cortex-m*) echo -mv=7m3 ;;
2503 armv6*|arm11*) echo -mv=6 ;;
2504 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2505 echo -mv=5e ;;
2506 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2507 esac
2508 ;;
2509 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2510 -mfpu=vfp) echo --float_support=vfpv2 ;;
2511 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2512 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2513 -msoft-float) echo --float_support=vfplib ;;
2514 -O[0-3]|-mf=*) echo $flag ;;
2515 -g) echo -g -mn ;;
2516 -pds=*) echo $flag ;;
ad93dccb
MR
2517 -D*|-I*) echo $flag ;;
2518 --gcc|--abi=*) echo $flag ;;
2519 -me) echo $flag ;;
d0c6d424
MR
2520 esac
2521 done
2522}
2523
a758c5e2
MR
2524probe_cc(){
2525 pfx=$1
2526 _cc=$2
2527
8db73c61
MR
2528 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2529 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2530 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2531 _flags_filter=echo
2532
2533 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2534 _type=llvm_gcc
2535 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2536 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2537 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2538 _cflags_speed='-O3'
2539 _cflags_size='-Os'
2540 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2541 _type=gcc
2542 gcc_version=$($_cc --version | head -n1)
2543 gcc_basever=$($_cc -dumpversion)
2544 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2545 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2546 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2547 if ! $_cc -dumpversion | grep -q '^2\.'; then
2548 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2549 fi
2550 _cflags_speed='-O3'
2551 _cflags_size='-Os'
b2d688ea 2552 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2553 _type=icc
2554 _ident=$($_cc --version | head -n1)
2555 _depflags='-MMD'
2556 _cflags_speed='-O3'
2557 _cflags_size='-Os'
2558 _cflags_noopt='-O1'
2559 elif $_cc -v 2>&1 | grep -q xlc; then
2560 _type=xlc
2561 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2562 _cflags_speed='-O5'
2563 _cflags_size='-O5 -qcompact'
2564 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2565 _type=ccc
2566 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2567 _DEPFLAGS='-M'
a758c5e2
MR
2568 _cflags_speed='-fast'
2569 _cflags_size='-O1'
457cc333 2570 _flags_filter=ccc_flags
a758c5e2
MR
2571 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2572 test -d "$sysroot" || die "No valid sysroot specified."
2573 _type=armcc
2574 _ident=$($_cc --vsn | head -n1)
2575 armcc_conf="$PWD/armcc.conf"
2576 $_cc --arm_linux_configure \
2577 --arm_linux_config_file="$armcc_conf" \
2578 --configure_sysroot="$sysroot" \
2579 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2580 die "Error creating armcc configuration file."
2581 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2582 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2583 as_default="${cross_prefix}gcc"
2584 _depflags='-MMD'
2585 _cflags_speed='-O3'
2586 _cflags_size='-Os'
0122118e 2587 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2588 _type=tms470
2589 _ident=$($_cc -version | head -n1 | tr -s ' ')
2590 _flags='--gcc --abi=eabi -me'
18031c49 2591 _cc_e='-ppl -fe=$@'
a758c5e2 2592 _cc_o='-fe=$@'
a758c5e2
MR
2593 _depflags='-ppa -ppd=$(@:.o=.d)'
2594 _cflags_speed='-O3 -mf=5'
2595 _cflags_size='-O3 -mf=2'
2596 _flags_filter=tms470_flags
2597 elif $_cc -v 2>&1 | grep -q clang; then
2598 _type=clang
2599 _ident=$($_cc --version | head -n1)
2600 _depflags='-MMD'
2601 _cflags_speed='-O3'
2602 _cflags_size='-Os'
2603 elif $_cc -V 2>&1 | grep -q Sun; then
2604 _type=suncc
2605 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2606 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2607 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2608 _ldflags='-std=c99'
2609 _cflags_speed='-O5'
2610 _cflags_size='-O5 -xspace'
2611 _flags_filter=suncc_flags
2612 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2613 _type=pathscale
2614 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2615 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2616 _cflags_speed='-O2'
2617 _cflags_size='-Os'
2618 _flags_filter='filter_out -Wdisabled-optimization'
2619 elif $_cc -v 2>&1 | grep -q Open64; then
2620 _type=open64
2621 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2622 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2623 _cflags_speed='-O2'
2624 _cflags_size='-Os'
2625 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2626 elif $_cc -V 2>&1 | grep -q Portland; then
2627 _type=pgi
2628 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2629 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2630 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2631 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2632 _cflags_noopt="-O1"
2633 _flags_filter=pgi_flags
dfa559bc
RB
2634 elif $_cc 2>&1 | grep -q Microsoft; then
2635 _type=msvc
2636 _ident=$($cc 2>&1 | head -n1)
2637 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2638 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2639 _cflags_speed="-O2"
2640 _cflags_size="-O1"
ace87c19
DB
2641 # Nonstandard output options, to avoid msys path conversion issues.
2642 # Relies on wrapper to remap it.
dfa559bc
RB
2643 if $_cc 2>&1 | grep -q Linker; then
2644 _ld_o='-out $@'
2645 else
2646 _ld_o='-Fe$@'
2647 fi
2648 _cc_o='-Fo $@'
a224b2cb 2649 _cc_e='-P -Fi $@'
dfa559bc
RB
2650 _flags_filter=msvc_flags
2651 _ld_lib='lib%.a'
2652 _ld_path='-libpath:'
2653 _flags='-nologo'
09f2581d 2654 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2655 if [ $pfx = hostcc ]; then
6a0200f2 2656 append _cflags -Dsnprintf=_snprintf
dfa559bc 2657 fi
322e4194
AS
2658 elif $_cc 2>&1 | grep -q Intel; then
2659 _type=icl
2660 _ident=$($cc 2>&1 | head -n1)
2661 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2662 # Not only is O3 broken on 13.x+ but it is slower on all previous
2663 # versions (tested) as well.
322e4194
AS
2664 _cflags_speed="-O2"
2665 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2666 # Nonstandard output options, to avoid msys path conversion issues.
2667 # Relies on wrapper to remap it.
322e4194
AS
2668 if $_cc 2>&1 | grep -q Linker; then
2669 _ld_o='-out $@'
2670 else
2671 _ld_o='-Fe$@'
2672 fi
2673 _cc_o='-Fo $@'
2674 _cc_e='-P'
14fb9d3d 2675 _flags_filter=icl_flags
322e4194
AS
2676 _ld_lib='lib%.a'
2677 _ld_path='-libpath:'
ace87c19 2678 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2679 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2680 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2681 # with MSVC which enables it by default.
e0d6e2fc 2682 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2683 if [ $pfx = hostcc ]; then
2684 append _cflags -Dsnprintf=_snprintf
2685 fi
e5d45e02
LB
2686 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2687 _type=cparser
2688 _ident=$($_cc --version | head -n1)
2689 _depflags='-MMD'
2690 _cflags_speed='-O4'
2691 _cflags_size='-O2'
2692 _flags_filter=cparser_flags
aef6bd1b 2693 fi
a758c5e2
MR
2694
2695 eval ${pfx}_type=\$_type
2696 eval ${pfx}_ident=\$_ident
2697}
2698
2699set_ccvars(){
23565c26 2700 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2701 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2702 eval ${1}_O=\${_cc_o-\${${1}_O}}
2703
2704 if [ -n "$_depflags" ]; then
2705 eval ${1}_DEPFLAGS=\$_depflags
2706 else
2707 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2708 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2709 eval DEP${1}FLAGS=\$_flags
2710 fi
2711}
2712
2713probe_cc cc "$cc"
2714cflags_filter=$_flags_filter
2715cflags_speed=$_cflags_speed
2716cflags_size=$_cflags_size
2717cflags_noopt=$_cflags_noopt
2718add_cflags $_flags $_cflags
2719cc_ldflags=$_ldflags
2720set_ccvars CC
2721
2722probe_cc hostcc "$host_cc"
2723host_cflags_filter=$_flags_filter
a758c5e2 2724add_host_cflags $_flags $_cflags
a758c5e2 2725set_ccvars HOSTCC
629687f6 2726
851ffa80
MR
2727test -n "$cc_type" && enable $cc_type ||
2728 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2729
75bafbac 2730: ${as_default:=$cc}
50567afa 2731: ${dep_cc_default:=$cc}
684b28e0 2732: ${ld_default:=$cc}
095792f2
MR
2733: ${host_ld_default:=$host_cc}
2734set_default ar as dep_cc ld host_ld
75800dce 2735
a758c5e2
MR
2736probe_cc as "$as"
2737asflags_filter=$_flags_filter
2738add_asflags $_flags $_cflags
2739set_ccvars AS
2740
2741probe_cc ld "$ld"
2742ldflags_filter=$_flags_filter
2743add_ldflags $_flags $_ldflags
2744test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2745LD_O=${_ld_o-$LD_O}
8db73c61
MR
2746LD_LIB=${_ld_lib-$LD_LIB}
2747LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2748
095792f2
MR
2749probe_cc hostld "$host_ld"
2750host_ldflags_filter=$_flags_filter
2751add_host_ldflags $_flags $_ldflags
2752HOSTLD_O=${_ld_o-$HOSTLD_O}
2753
a758c5e2
MR
2754if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2755 probe_cc depcc "$dep_cc"
2756 CCDEP=${_DEPCMD:-$DEPCMD}
2757 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2758 DEPCCFLAGS=$_flags
2759fi
07dec06e 2760
3dbc777c
MR
2761if $ar 2>&1 | grep -q Microsoft; then
2762 arflags="-nologo"
2763 ar_o='-out:$@'
2764elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2765 arflags="rq"
2766 ar_o='$@'
4822ee3c
DB
2767elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2768 arflags='-Xany -r -c'
2769 ar_o='$@'
3dbc777c
MR
2770else
2771 arflags="rc"
2772 ar_o='$@'
2773fi
2774
7f32f40c 2775add_cflags $extra_cflags
2f2e6c7c 2776add_asflags $extra_cflags
7f32f40c 2777
154d432c
MR
2778if test -n "$sysroot"; then
2779 case "$cc_type" in
00ba041c 2780 gcc|llvm_gcc|clang)
467256f2 2781 add_cppflags --sysroot="$sysroot"
154d432c
MR
2782 add_ldflags --sysroot="$sysroot"
2783 ;;
6fec122a
MR
2784 tms470)
2785 add_cppflags -I"$sysinclude"
2786 add_ldflags --sysroot="$sysroot"
2787 ;;
154d432c
MR
2788 esac
2789fi
2790
d22c13a8 2791if test "$cpu" = host; then
ace87c19
DB
2792 enabled cross_compile &&
2793 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2794
2795 case "$cc_type" in
613a4e3f 2796 gcc|llvm_gcc)
d22c13a8
MR
2797 check_native(){
2798 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2799 sed -n "/cc1.*$1=/{
27ce1be8
MR
2800 s/.*$1=\\([^ ]*\\).*/\\1/
2801 p
2802 q
2803 }" $TMPE
d22c13a8
MR
2804 }
2805 cpu=$(check_native -march || check_native -mcpu)
2806 ;;
2807 esac
2808
ace87c19
DB
2809 test "${cpu:-host}" = host &&
2810 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2811fi
2812
e939cedd
MR
2813# Deal with common $arch aliases
2814case "$arch" in
5873b623
MR
2815 aarch64|arm64)
2816 arch="aarch64"
2817 ;;
e939cedd
MR
2818 arm*)
2819 arch="arm"
2820 ;;
2acda282 2821 mips*|IP*)
e939cedd
MR
2822 arch="mips"
2823 ;;
a6e9d649 2824 parisc*|hppa*)
e939cedd
MR
2825 arch="parisc"
2826 ;;
56203596 2827 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2828 arch="ppc"
2829 ;;
e939cedd
MR
2830 s390|s390x)
2831 arch="s390"
2832 ;;
2833 sh4|sh)
2834 arch="sh4"
2835 ;;
4cd217c0 2836 sun4u|sparc*)
e939cedd 2837 arch="sparc"
e939cedd 2838 ;;
c75848cd
DB
2839 tilegx|tile-gx)
2840 arch="tilegx"
2841 ;;
d33ed7b3 2842 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2843 arch="x86"
2844 ;;
2845esac
2846
851ffa80 2847is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2848enable $arch
e939cedd 2849
df5cdc24 2850# Add processor-specific flags
9ebd45c2 2851if enabled aarch64; then
33db40f8
MR
2852
2853 case $cpu in
2854 armv*)
2855 cpuflags="-march=$cpu"
2856 ;;
2857 *)
2858 cpuflags="-mcpu=$cpu"
2859 ;;
2860 esac
2861
2862elif enabled alpha; then
2863
2864 cpuflags="-mcpu=$cpu"
2865
2866elif enabled arm; then
2867
1234c66a
MR
2868 check_arm_arch() {
2869 check_cpp_condition stddef.h \
2870 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2871 $cpuflags
2872 }
2873
2874 probe_arm_arch() {
2875 if check_arm_arch 4; then echo armv4;
2876 elif check_arm_arch 4T; then echo armv4t;
2877 elif check_arm_arch 5; then echo armv5;
2878 elif check_arm_arch 5E; then echo armv5e;
2879 elif check_arm_arch 5T; then echo armv5t;
2880 elif check_arm_arch 5TE; then echo armv5te;
2881 elif check_arm_arch 5TEJ; then echo armv5te;
2882 elif check_arm_arch 6; then echo armv6;
2883 elif check_arm_arch 6J; then echo armv6j;
2884 elif check_arm_arch 6K; then echo armv6k;
2885 elif check_arm_arch 6Z; then echo armv6z;
2886 elif check_arm_arch 6ZK; then echo armv6zk;
2887 elif check_arm_arch 6T2; then echo armv6t2;
2888 elif check_arm_arch 7; then echo armv7;
2889 elif check_arm_arch 7A 7_A; then echo armv7-a;
2890 elif check_arm_arch 7R 7_R; then echo armv7-r;
2891 elif check_arm_arch 7M 7_M; then echo armv7-m;
2892 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2893 elif check_arm_arch 8A 8_A; then echo armv8-a;
2894 fi
2895 }
2896
2897 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2898
33db40f8
MR
2899 case $cpu in
2900 armv*)
2901 cpuflags="-march=$cpu"
2902 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2903 ;;
2904 *)
2905 cpuflags="-mcpu=$cpu"
2906 case $cpu in
2907 cortex-a*) subarch=armv7a ;;
2908 cortex-r*) subarch=armv7r ;;
2909 cortex-m*) enable thumb; subarch=armv7m ;;
2910 arm11*) subarch=armv6 ;;
2911 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2912 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2913 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2914 esac
2915 ;;
2916 esac
2917
f0fe245b
MR
2918 case "$subarch" in
2919 armv5t*) enable fast_clz ;;
2920 armv[6-8]*) enable fast_clz fast_unaligned ;;
2921 esac
2922
33db40f8
MR
2923elif enabled avr32; then
2924
2925 case $cpu in
2926 ap7[02]0[0-2])
2927 subarch="avr32_ap"
2928 cpuflags="-mpart=$cpu"
2929 ;;
2930 ap)
2931 subarch="avr32_ap"
2932 cpuflags="-march=$cpu"
2933 ;;
2934 uc3[ab]*)
2935 subarch="avr32_uc"
2936 cpuflags="-mcpu=$cpu"
2937 ;;
2938 uc)
2939 subarch="avr32_uc"
2940 cpuflags="-march=$cpu"
2941 ;;
2942 esac
2943
2944elif enabled bfin; then
2945
2946 cpuflags="-mcpu=$cpu"
2947
2948elif enabled mips; then
2949
2950 cpuflags="-march=$cpu"
2951
5d54c126 2952elif enabled ppc; then
343aef9b 2953
56348891
MR
2954 case $(tolower $cpu) in
2955 601|ppc601|powerpc601)
9dbd5c3d 2956 cpuflags="-mcpu=601"
64ad53ff 2957 disable altivec
9dbd5c3d 2958 ;;
56348891 2959 603*|ppc603*|powerpc603*)
9dbd5c3d 2960 cpuflags="-mcpu=603"
64ad53ff 2961 disable altivec
9dbd5c3d 2962 ;;
56348891 2963 604*|ppc604*|powerpc604*)
9dbd5c3d 2964 cpuflags="-mcpu=604"
64ad53ff 2965 disable altivec
9dbd5c3d 2966 ;;
56348891 2967 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2968 cpuflags="-mcpu=750"
64ad53ff 2969 disable altivec
9dbd5c3d 2970 ;;
56348891 2971 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2972 cpuflags="-mcpu=7450"
9dbd5c3d 2973 ;;
56348891 2974 74*|ppc74*|powerpc74*)
7f1fcaf0 2975 cpuflags="-mcpu=7400"
9dbd5c3d 2976 ;;
313f9fbf 2977 g5|970|ppc970|powerpc970)
7f1fcaf0 2978 cpuflags="-mcpu=970"
9dbd5c3d 2979 ;;
313f9fbf 2980 power[3-7]*)
7f1fcaf0 2981 cpuflags="-mcpu=$cpu"
313f9fbf 2982 ;;
56348891 2983 cell)
9dbd5c3d
MR
2984 cpuflags="-mcpu=cell"
2985 enable ldbrx
2986 ;;
4ab26cb4
DB
2987 e500mc)
2988 cpuflags="-mcpu=e500mc"
2989 disable altivec
2990 ;;
7b0b81a1
AL
2991 e500v2)
2992 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2993 disable altivec
2994 ;;
2995 e500)
2996 cpuflags="-mcpu=8540 -mhard-float"
2997 disable altivec
2998 ;;
9dbd5c3d 2999 esac
343aef9b 3000
33db40f8
MR
3001elif enabled sparc; then
3002
3003 case $cpu in
3004 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3005 cpuflags="-mcpu=$cpu"
3006 disable vis
3007 ;;
3008 ultrasparc*|niagara[234])
3009 cpuflags="-mcpu=$cpu"
3010 ;;
3011 esac
3012
343aef9b
MR
3013elif enabled x86; then
3014
9dbd5c3d
MR
3015 case $cpu in
3016 i[345]86|pentium)
3017 cpuflags="-march=$cpu"
3018 disable mmx
3019 ;;
f54b5505 3020 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3021 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3022 cpuflags="-march=$cpu"
f54b5505 3023 disable i686
9dbd5c3d 3024 ;;
f54b5505 3025 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3026 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3027 cpuflags="-march=$cpu"
f54b5505 3028 enable i686
9dbd5c3d
MR
3029 enable fast_cmov
3030 ;;
3031 # targets that do support conditional mov but on which it's slow
3032 pentium4|pentium4m|prescott|nocona)
3033 cpuflags="-march=$cpu"
f54b5505 3034 enable i686
9dbd5c3d
MR
3035 disable fast_cmov
3036 ;;
3037 esac
343aef9b 3038
343aef9b
MR
3039fi
3040
9ebd45c2
MR
3041if [ "$cpu" != generic ]; then
3042 add_cflags $cpuflags
3043 add_asflags $cpuflags
3044fi
df5cdc24 3045
993f2d0f
MR
3046# compiler sanity check
3047check_exec <<EOF
3048int main(void){ return 0; }
3049EOF
3050if test "$?" != 0; then
3051 echo "$cc is unable to create an executable file."
3052 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3053 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3054 echo "Only do this if you know what cross compiling means."
3055 fi
3056 die "C compiler test failed."
3057fi
3058
046f081b 3059add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3060check_cflags -std=c99
50a334e4 3061check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3062#include <stdlib.h>
3063EOF
50a334e4 3064check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3065#include <stdlib.h>
3066EOF
e9b9a2f8 3067
f0125de9 3068check_host_cflags -std=c99
0a6db2a2 3069check_host_cflags -Wall
f0125de9 3070
d4c99513
MR
3071check_64bit(){
3072 arch32=$1
3073 arch64=$2
3074 expr=$3
3075 check_code cc "" "int test[2*($expr) - 1]" &&
3076 subarch=$arch64 || subarch=$arch32
3077}
3078
b24dbcbd 3079case "$arch" in
d11cb13b 3080 aarch64|alpha|ia64)
2acda282
MR
3081 spic=$shared
3082 ;;
3083 mips)
3084 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3085 spic=$shared
b24dbcbd 3086 ;;
a6e9d649
MR
3087 parisc)
3088 check_64bit parisc parisc64 'sizeof(void *) > 4'
3089 spic=$shared
3090 ;;
56203596
MR
3091 ppc)
3092 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3093 spic=$shared
56203596 3094 ;;
4cd217c0
MR
3095 sparc)
3096 check_64bit sparc sparc64 'sizeof(void *) > 4'
3097 spic=$shared
3098 ;;
e939cedd 3099 x86)
d4c99513 3100 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3101 if test "$subarch" = "x86_64"; then
e939cedd 3102 spic=$shared
de27f4d9 3103 fi
b24dbcbd 3104 ;;
b24dbcbd
RP
3105esac
3106
343aef9b 3107enable $subarch
b1803c79 3108enabled spic && enable_weak pic
b24dbcbd 3109
7483e694 3110# OS specific
4f854758 3111case $target_os in
d3635f3a 3112 aix)
80ade798 3113 SHFLAGS=-shared
d3635f3a 3114 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3115 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3116 ;;
a1629e28 3117 haiku)
63ae7e7c 3118 prefix_default="/boot/common"
108caaaa 3119 network_extralibs="-lnetwork"
f59c4bd6 3120 host_libs=
a1629e28 3121 ;;
7483e694 3122 sunos)
9987769a 3123 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3124 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3125 network_extralibs="-lsocket -lnsl"
779222db 3126 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3127 # When using suncc to build, the Solaris linker will mark
3128 # an executable with each instruction set encountered by
3129 # the Solaris assembler. As our libraries contain their own
3130 # guards for processor-specific code, instead suppress
3131 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3132 enabled_all suncc x86 &&
3133 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3134 add_ldflags -Wl,-M,mapfile
2a8a860a 3135 nm_default='nm -P -g'
7483e694
DB
3136 ;;
3137 netbsd)
a1e4b3f6 3138 disable symver
07a8eef6
MR
3139 oss_indev_extralibs="-lossaudio"
3140 oss_outdev_extralibs="-lossaudio"
7483e694 3141 ;;
d488c3bc 3142 openbsd|bitrig)
a1e4b3f6 3143 disable symver
7483e694 3144 SHFLAGS='-shared'
69dca3a4 3145 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3146 SLIB_INSTALL_LINKS=
07a8eef6
MR
3147 oss_indev_extralibs="-lossaudio"
3148 oss_outdev_extralibs="-lossaudio"
7483e694 3149 ;;
a1e4b3f6 3150 dragonfly)
a1e4b3f6
MR
3151 disable symver
3152 ;;
3153 freebsd)
7483e694
DB
3154 ;;
3155 bsd/os)
355d81df 3156 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3157 ;;
3158 darwin)
301ab19d 3159 gas="gas-preprocessor.pl $cc"
e08b8239 3160 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3161 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3162 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3163 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3164 SLIBSUF=".dylib"
3165 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3166 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3167 objformat="macho"
1b0f6fb8 3168 enabled x86_64 && objformat="macho64"
8dfa86f7 3169 enabled_any pic shared ||
2704bd1a 3170 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3171 ;;
3172 mingw32*)
9d3f4f50 3173 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3174 disable network
3175 else
3176 target_os=mingw32
3177 fi
dcc01c06 3178 LIBTARGET=i386
1fc9fb8a 3179 if enabled x86_64; then
417516f6 3180 LIBTARGET="i386:x86-64"
336cc1b0 3181 elif enabled arm; then
15c5156d 3182 LIBTARGET=arm-wince
dcc01c06 3183 fi
225a5f91
AS
3184 check_ldflags -Wl,--nxcompat
3185 check_ldflags -Wl,--dynamicbase
fbd971a4 3186 shlibdir_default="$bindir_default"
7483e694
DB
3187 SLIBPREF=""
3188 SLIBSUF=".dll"
7483e694
DB
3189 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3190 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3191 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3192 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3193 SLIB_INSTALL_LINKS=
3194 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3195 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3196 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3197 objformat="win32"
ec10a9ab 3198 dlltool="${cross_prefix}dlltool"
a3222470 3199 ranlib=:
bc574408 3200 enable dos_paths
7483e694 3201 ;;
53e8cd68 3202 win32|win64)
d66c52c2
MS
3203 if enabled shared; then
3204 # Link to the import library instead of the normal static library
3205 # for shared libs.
3206 LD_LIB='%.lib'
e2cd766c 3207 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3208 disable static
3209 fi
3210 shlibdir_default="$bindir_default"
3211 SLIBPREF=""
3212 SLIBSUF=".dll"
3213 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3214 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3215 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3216 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3217 SLIB_INSTALL_LINKS=
3218 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3219 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3220 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3221 objformat="win32"
3222 ranlib=:
3223 enable dos_paths
3224 ;;
7483e694 3225 cygwin*)
4f854758 3226 target_os=cygwin
fbd971a4 3227 shlibdir_default="$bindir_default"
7483e694
DB
3228 SLIBPREF="cyg"
3229 SLIBSUF=".dll"
3230 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3231 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3232 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3233 SLIB_INSTALL_LINKS=
3234 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3235 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3236 objformat="win32"
bc574408 3237 enable dos_paths
7483e694 3238 ;;
4f365f37 3239 *-dos|freedos|opendos)
4f365f37 3240 network_extralibs="-lsocket"
ff1c015d 3241 objformat="coff"
bc574408 3242 enable dos_paths
a7a187a1 3243 add_cppflags -U__STRICT_ANSI__
4f365f37 3244 ;;
7483e694 3245 linux)
7483e694
DB
3246 enable dv1394
3247 ;;
3248 irix*)
4f854758 3249 target_os=irix
7483e694
DB
3250 ranlib="echo ignoring ranlib"
3251 ;;
d22e8442 3252 os/2*)
d22e8442 3253 ln_s="cp -f"
9297f1ed 3254 objformat="aout"
e14574eb 3255 add_cppflags -D_GNU_SOURCE
355d81df 3256 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3257 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3258 LIBSUF="_s.a"
d22e8442
DY
3259 SLIBPREF=""
3260 SLIBSUF=".dll"
3261 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3262 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3263 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3264 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3265 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3266 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3267 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3268 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3269 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3270 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3271 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3272 enable dos_paths
d22e8442 3273 ;;
83993c1c 3274 gnu/kfreebsd)
3bd1eacd 3275 add_cppflags -D_BSD_SOURCE
83993c1c 3276 ;;
34e82167 3277 gnu)
34e82167 3278 ;;
d33ed7b3
MR
3279 qnx)
3280 add_cppflags -D_QNX_SOURCE
3281 network_extralibs="-lsocket"
3282 ;;
1c69c79f
MS
3283 symbian)
3284 SLIBSUF=".dll"
3285 enable dos_paths
e3bc07f4
MS
3286 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3287 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3288 add_ldflags -Wl,--target1-abs,--no-undefined \
3289 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3290 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3291 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3292 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3293 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3294 ;;
fdd66609
MR
3295 osf1)
3296 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3297 ;;
741a8b72
MR
3298 minix)
3299 ;;
4ebc6a74
MR
3300 plan9)
3301 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3302 -D_REENTRANT_SOURCE \
3303 -D_RESEARCH_SOURCE \
3304 -DFD_SETSIZE=96 \
3305 -DHAVE_SOCK_OPTS
3306 add_compat strtod.o strtod=avpriv_strtod
3307 network_extralibs='-lbsd'
3308 exeobjs=compat/plan9/main.o
3309 disable avserver
4ebc6a74
MR
3310 cp_f='cp'
3311 ;;
614d8911
MR
3312 none)
3313 ;;
7483e694 <