doc: update the faq entry about custom I/O
[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.
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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
74c53c2d 57show_help(){
f69f51b3 58 cat <<EOF
06454877
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59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
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64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-dwt disable DWT code
120 --disable-lsp disable LSP code
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121 --disable-mdct disable MDCT code
122 --disable-rdft disable RDFT code
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123 --disable-fft disable FFT code
124 --enable-dxva2 enable DXVA2 code
dcb73592 125 --enable-vaapi enable VAAPI code
ac3dbb4d 126 --enable-vda enable VDA code
e8f6bd4b 127 --enable-vdpau enable VDPAU code
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128
129Individual component options:
bb55e3a3 130 --disable-everything disable all components listed below
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131 --disable-encoder=NAME disable encoder NAME
132 --enable-encoder=NAME enable encoder NAME
133 --disable-encoders disable all encoders
134 --disable-decoder=NAME disable decoder NAME
135 --enable-decoder=NAME enable decoder NAME
136 --disable-decoders disable all decoders
137 --disable-hwaccel=NAME disable hwaccel NAME
138 --enable-hwaccel=NAME enable hwaccel NAME
139 --disable-hwaccels disable all hwaccels
140 --disable-muxer=NAME disable muxer NAME
141 --enable-muxer=NAME enable muxer NAME
142 --disable-muxers disable all muxers
143 --disable-demuxer=NAME disable demuxer NAME
144 --enable-demuxer=NAME enable demuxer NAME
145 --disable-demuxers disable all demuxers
146 --enable-parser=NAME enable parser NAME
147 --disable-parser=NAME disable parser NAME
148 --disable-parsers disable all parsers
149 --enable-bsf=NAME enable bitstream filter NAME
150 --disable-bsf=NAME disable bitstream filter NAME
151 --disable-bsfs disable all bitstream filters
152 --enable-protocol=NAME enable protocol NAME
153 --disable-protocol=NAME disable protocol NAME
154 --disable-protocols disable all protocols
3b327a4b 155 --enable-indev=NAME enable input device NAME
06454877 156 --disable-indev=NAME disable input device NAME
06454877 157 --disable-indevs disable input devices
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158 --enable-outdev=NAME enable output device NAME
159 --disable-outdev=NAME disable output device NAME
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160 --disable-outdevs disable output devices
161 --disable-devices disable all devices
162 --enable-filter=NAME enable filter NAME
163 --disable-filter=NAME disable filter NAME
164 --disable-filters disable all filters
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165
166External library support:
167 --enable-avisynth enable reading of AVISynth script files [no]
168 --enable-bzlib enable bzlib [autodetect]
47941088 169 --enable-frei0r enable frei0r video filtering
bc8c1395 170 --enable-gnutls enable gnutls [no]
e417d80d 171 --enable-libcdio enable audio CD grabbing with libcdio
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172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
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174 --enable-libfaac enable AAC encoding via libfaac [no]
175 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
c547e5ff 177 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 178 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 179 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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180 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
181 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
182 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 183 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 184 --enable-libopus enable Opus decoding via libopus [no]
7c922411 185 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 186 --enable-librtmp enable RTMP[E] support via librtmp [no]
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187 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
188 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 189 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 190 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 191 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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192 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
193 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 194 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 195 --enable-libxavs enable AVS encoding via xavs [no]
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196 --enable-libxvid enable Xvid encoding via xvidcore,
197 native MPEG-4/Xvid encoder exists [no]
a060866f 198 --enable-openssl enable openssl [no]
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199 --enable-zlib enable zlib [autodetect]
200
201Advanced options (experts only):
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202 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
203 --enable-cross-compile assume a cross-compiler is used
204 --sysroot=PATH root of cross-build tree
205 --sysinclude=PATH location of cross-build system headers
206 --target-os=OS compiler targets OS [$target_os]
207 --target-exec=CMD command to run executables on target
208 --target-path=DIR path to view of build directory on target
aeeb782c 209 --toolchain=NAME set tool defaults according to NAME
06454877 210 --nm=NM use nm tool
121d78d0 211 --ar=AR use archive tool AR [$ar_default]
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212 --as=AS use assembler AS [$as_default]
213 --cc=CC use C compiler CC [$cc_default]
193cdd9a 214 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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215 --ld=LD use linker LD
216 --host-cc=HOSTCC use host C compiler HOSTCC
217 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 218 --host-ld=HOSTLD use host linker HOSTLD
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219 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
220 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 221 --host-os=OS compiler host OS [$target_os]
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222 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
223 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
224 --extra-libs=ELIBS add ELIBS [$ELIBS]
225 --extra-version=STRING version string suffix []
193cdd9a 226 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 227 --build-suffix=SUFFIX library name suffix []
3b327a4b 228 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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229 --arch=ARCH select architecture [$arch]
230 --cpu=CPU select the minimum required CPU (affects
231 instruction selection, may crash on older CPUs)
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DB
232 --enable-pic build position-independent code
233 --enable-sram allow use of on-chip SRAM
193cdd9a 234 --enable-thumb compile for Thumb instruction set
3b327a4b 235 --disable-symver disable symbol versioning
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DB
236 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
237 --disable-safe-bitstream-reader
238 disable buffer boundary checking in bitreaders
239 (faster, but may crash)
240 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 241 --enable-lto use link-time optimization
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242
243Optimization options (experts only):
c8a4ae00 244 --disable-asm disable all assembler optimizations
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245 --disable-altivec disable AltiVec optimizations
246 --disable-amd3dnow disable 3DNow! optimizations
247 --disable-amd3dnowext disable 3DNow! extended optimizations
248 --disable-mmx disable MMX optimizations
239fdf1b 249 --disable-mmxext disable MMXEXT optimizations
06454877 250 --disable-sse disable SSE optimizations
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251 --disable-sse2 disable SSE2 optimizations
252 --disable-sse3 disable SSE3 optimizations
06454877 253 --disable-ssse3 disable SSSE3 optimizations
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254 --disable-sse4 disable SSE4 optimizations
255 --disable-sse42 disable SSE4.2 optimizations
87f1355f 256 --disable-avx disable AVX optimizations
79687079 257 --disable-fma4 disable FMA4 optimizations
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258 --disable-armv5te disable armv5te optimizations
259 --disable-armv6 disable armv6 optimizations
260 --disable-armv6t2 disable armv6t2 optimizations
261 --disable-armvfp disable ARM VFP optimizations
06454877 262 --disable-mmi disable MMI optimizations
5ea20630 263 --disable-neon disable NEON optimizations
06454877 264 --disable-vis disable VIS optimizations
afb5ed55 265 --disable-inline-asm disable use of inline assembler
06454877 266 --disable-yasm disable use of yasm assembler
06454877 267
070c5d0f 268Developer options (useful when working on Libav itself):
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269 --disable-debug disable debugging symbols
270 --enable-debug=LEVEL set the debug level [$debuglevel]
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271 --disable-optimizations disable compiler optimizations
272 --enable-extra-warnings enable more compiler warnings
52b3cc60 273 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 274 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
275 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
276 should be used only for debugging purposes)
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277 --enable-random randomly enable/disable components
278 --disable-random
279 --enable-random=LIST randomly enable/disable specific components or
280 --disable-random=LIST component groups. LIST is a comma-separated list
281 of NAME[:PROB] entries where NAME is a component
282 (group) and PROB the probability associated with
283 NAME (default 0.5).
284 --random-seed=VALUE seed value for --enable/disable-random
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285
286NOTE: Object files are built at the place where configure is launched.
287EOF
60e8bc13 288 exit 0
74c53c2d 289}
cf9d24ad 290
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291quotes='""'
292
57bd82d4 293log(){
2270b4b2 294 echo "$@" >> $logfile
57bd82d4
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295}
296
720c69da 297log_file(){
c8e9f801 298 log BEGIN $1
2270b4b2 299 pr -n -t $1 >> $logfile
c8e9f801
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300 log END $1
301}
302
2ba042a7 303echolog(){
c8e9f801 304 log "$@"
57bd82d4 305 echo "$@"
2ba042a7
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306}
307
7bfc8ae6
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308warn(){
309 log "WARNING: $*"
310 WARNINGS="${WARNINGS}WARNING: $*\n"
311}
312
2ba042a7
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313die(){
314 echolog "$@"
315 cat <<EOF
d326cf7f 316
2ba042a7 317If you think configure made a mistake, make sure you are using the latest
4a6a21f5 318version from Git. If the latest version fails, report the problem to the
070c5d0f 319libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 320EOF
e155a21a 321 if disabled logging; then
2ba042a7 322 cat <<EOF
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323Rerun configure with logging enabled (do not use --disable-logging), and
324include the log this produces with your report.
2ba042a7
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325EOF
326 else
f69f51b3 327 cat <<EOF
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328Include the log file "$logfile" produced by configure as this will help
329solving the problem.
2ba042a7
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330EOF
331 fi
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332 exit 1
333}
334
6c6007d6 335# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 336toupper(){
6c6007d6 337 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
338}
339
4a5444db 340tolower(){
6c6007d6 341 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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342}
343
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344c_escape(){
345 echo "$*" | sed 's/["\\]/\\\0/g'
346}
347
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348sh_quote(){
349 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 350 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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351 echo "$v"
352}
353
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354cleanws(){
355 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
356}
357
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MR
358filter(){
359 pat=$1
360 shift
361 for v; do
98ef6079 362 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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363 done
364}
365
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366filter_out(){
367 pat=$1
368 shift
369 for v; do
370 eval "case $v in $pat) ;; *) echo $v ;; esac"
371 done
372}
373
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374map(){
375 m=$1
376 shift
e0e335a0 377 for v; do eval $m; done
36e2dea0
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378}
379
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380add_suffix(){
381 suffix=$1
382 shift
383 for v; do echo ${v}${suffix}; done
384}
385
a8d04fba
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386set_all(){
387 value=$1
388 shift
389 for var in $*; do
390 eval $var=$value
391 done
392}
393
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394set_weak(){
395 value=$1
396 shift
397 for var; do
398 eval : \${$var:=$value}
399 done
400}
401
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402set_safe(){
403 var=$1
404 shift
405 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
406}
407
408get_safe(){
409 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
410}
411
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412pushvar(){
413 for var in $*; do
414 eval level=\${${var}_level:=0}
415 eval ${var}_${level}="\$$var"
416 eval ${var}_level=$(($level+1))
417 done
418}
419
420popvar(){
421 for var in $*; do
422 eval level=\${${var}_level:-0}
423 test $level = 0 && continue
424 eval level=$(($level-1))
425 eval $var="\${${var}_${level}}"
426 eval ${var}_level=$level
427 eval unset ${var}_${level}
428 done
429}
430
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431enable(){
432 set_all yes $*
433}
434
435disable(){
436 set_all no $*
437}
438
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439enable_weak(){
440 set_weak yes $*
441}
442
443disable_weak(){
444 set_weak no $*
445}
446
72702705 447enable_safe(){
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448 for var; do
449 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
450 done
72702705
MR
451}
452
453disable_safe(){
fd07f803
MR
454 for var; do
455 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
456 done
72702705
MR
457}
458
f9d328da
MR
459do_enable_deep(){
460 for var; do
461 enabled $var && continue
462 eval sel="\$${var}_select"
c510c7b5
MR
463 eval sgs="\$${var}_suggest"
464 pushvar var sgs
f9d328da 465 enable_deep $sel
c510c7b5
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466 popvar sgs
467 enable_deep_weak $sgs
f9d328da
MR
468 popvar var
469 done
470}
471
472enable_deep(){
473 do_enable_deep $*
474 enable $*
475}
476
72a43668
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477enable_deep_weak(){
478 do_enable_deep $*
479 enable_weak $*
480}
481
57bd82d4 482enabled(){
3250003c
MR
483 test "${1#!}" = "$1" && op== || op=!=
484 eval test "x\$${1#!}" $op "xyes"
44161118
MR
485}
486
37970ebf 487disabled(){
3250003c
MR
488 test "${1#!}" = "$1" && op== || op=!=
489 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
490}
491
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492enabled_all(){
493 for opt; do
494 enabled $opt || return 1
495 done
496}
497
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498disabled_all(){
499 for opt; do
500 disabled $opt || return 1
501 done
502}
503
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504enabled_any(){
505 for opt; do
506 enabled $opt && return 0
507 done
508}
509
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DB
510disabled_any(){
511 for opt; do
512 disabled $opt && return 0
513 done
f7b230a7 514 return 1
85bca2c5
DB
515}
516
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517set_default(){
518 for opt; do
88268e94 519 eval : \${$opt:=\$${opt}_default}
c9d19248
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520 done
521}
522
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523is_in(){
524 value=$1
525 shift
526 for var in $*; do
527 [ $var = $value ] && return 0
528 done
529 return 1
530}
531
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MR
532check_deps(){
533 for cfg; do
3250003c 534 cfg="${cfg#!}"
799c9e9b
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535 enabled ${cfg}_checking && die "Circular dependency for $cfg."
536 disabled ${cfg}_checking && continue
537 enable ${cfg}_checking
538
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539 eval dep_all="\$${cfg}_deps"
540 eval dep_any="\$${cfg}_deps_any"
7ef3425f 541 eval dep_sel="\$${cfg}_select"
c510c7b5 542 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
543 eval dep_ifa="\$${cfg}_if"
544 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 545
3d7453e0
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546 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
547 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
548 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 549
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550 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
551 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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552 enabled_all $dep_all || disable $cfg
553 enabled_any $dep_any || disable $cfg
7ef3425f 554 disabled_any $dep_sel && disable $cfg
799c9e9b 555
4ec45764
RP
556 if enabled $cfg; then
557 eval dep_extralibs="\$${cfg}_extralibs"
558 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 559 enable_deep $dep_sel
c510c7b5 560 enable_deep_weak $dep_sgs
4ec45764
RP
561 fi
562
799c9e9b 563 disable ${cfg}_checking
30fd06be
MR
564 done
565}
566
72cfcf41
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567print_config_h(){
568 enabled $1 && v=1 || v=0
569 echo "#define $2 $v"
570}
571
572print_config_mak(){
573 enabled $1 && v= || v=!
574 echo "$v$2=yes"
575}
576
55127e7b 577print_config_asm(){
3b15a6d7
RB
578 enabled $1 && v=1 || v=0
579 echo "%define $2 $v"
55127e7b
MR
580}
581
44161118
MR
582print_config(){
583 pfx=$1
72cfcf41
MR
584 files=$2
585 shift 2
44161118 586 for cfg; do
5e622c40 587 ucname="$(toupper $cfg)"
72cfcf41
MR
588 for f in $files; do
589 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
590 done
44161118 591 done
57bd82d4
MR
592}
593
31c0121d
MR
594print_enabled(){
595 test "$1" = -n && end=" " && shift || end="\n"
596 suf=$1
597 shift
598 for v; do
599 enabled $v && printf "%s$end" ${v%$suf};
600 done
601}
602
57bd82d4
MR
603append(){
604 var=$1
605 shift
57bd82d4
MR
606 eval "$var=\"\$$var $*\""
607}
608
60361817
MR
609prepend(){
610 var=$1
611 shift
612 eval "$var=\"$* \$$var\""
613}
614
50a334e4 615add_cppflags(){
cd52ec95 616 append CPPFLAGS "$@"
50a334e4
MR
617}
618
57bd82d4 619add_cflags(){
01d31e16 620 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
621}
622
2f2e6c7c 623add_asflags(){
01d31e16 624 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
625}
626
57bd82d4 627add_ldflags(){
64933b6c 628 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
629}
630
631add_extralibs(){
64933b6c 632 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
633}
634
6c3fa06a
MR
635add_host_cflags(){
636 append host_cflags $($host_cflags_filter "$@")
637}
638
639add_host_ldflags(){
640 append host_ldflags $($host_ldflags_filter "$@")
641}
642
b0cfb663 643check_cmd(){
b3cb5d51 644 log "$@"
2270b4b2 645 "$@" >> $logfile 2>&1
b0cfb663
MR
646}
647
b2704a65
MR
648cc_o(){
649 eval printf '%s\\n' $CC_O
650}
651
18031c49
MR
652cc_e(){
653 eval printf '%s\\n' $CC_E
654}
655
dcd479c0 656check_cc(){
57bd82d4 657 log check_cc "$@"
2270b4b2 658 cat > $TMPC
720c69da 659 log_file $TMPC
23565c26 660 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
661}
662
663check_cpp(){
664 log check_cpp "$@"
2270b4b2 665 cat > $TMPC
720c69da 666 log_file $TMPC
18031c49 667 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
668}
669
df0d6341
MR
670as_o(){
671 eval printf '%s\\n' $AS_O
672}
673
f65883c8
MR
674check_as(){
675 log check_as "$@"
676 cat > $TMPC
677 log_file $TMPC
df0d6341 678 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
f65883c8
MR
679}
680
575db883
DB
681check_inline_asm(){
682 log check_inline_asm "$@"
940f335a 683 name="$1"
3784e82e 684 code="$2"
940f335a 685 shift 2
49214f61
MR
686 disable $name
687 check_as "$@" <<EOF && enable $name
3784e82e 688void foo(void){ __asm__ volatile($code); }
940f335a
MR
689EOF
690}
691
304d586d
LM
692check_yasm(){
693 log check_yasm "$@"
694 echo "$1" > $TMPS
695 log_file $TMPS
696 shift 1
697 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
698}
699
29b64b68
MR
700ld_o(){
701 eval printf '%s\\n' $LD_O
702}
703
dcd479c0 704check_ld(){
57bd82d4 705 log check_ld "$@"
3155a644
MR
706 flags=''
707 libs=''
708 for f; do
709 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
710 done
01d31e16 711 check_cc $($cflags_filter $flags) || return
64933b6c
MR
712 flags=$($ldflags_filter $flags)
713 libs=$($ldflags_filter $libs)
29b64b68 714 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
715}
716
5adc829e
MR
717check_code(){
718 log check_code "$@"
719 check=$1
720 headers=$2
721 code=$3
722 shift 3
723 {
724 for hdr in $headers; do
725 echo "#include <$hdr>"
726 done
727 echo "int main(void) { $code; return 0; }"
728 } | check_$check "$@"
729}
730
50a334e4
MR
731check_cppflags(){
732 log check_cppflags "$@"
caf458dd 733 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
734int x;
735EOF
736}
737
dcd479c0 738check_cflags(){
57bd82d4 739 log check_cflags "$@"
01d31e16 740 set -- $($cflags_filter "$@")
caf458dd 741 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
742int x;
743EOF
744}
745
2ed46eea
MR
746test_ldflags(){
747 log test_ldflags "$@"
748 check_ld "$@" <<EOF
c23a0ac8 749int main(void){ return 0; }
dcd479c0
MR
750EOF
751}
752
2ed46eea
MR
753check_ldflags(){
754 log check_ldflags "$@"
755 test_ldflags "$@" && add_ldflags "$@"
756}
757
dcd479c0 758check_header(){
57bd82d4 759 log check_header "$@"
dcd479c0
MR
760 header=$1
761 shift
b77df637
MR
762 disable_safe $header
763 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
764#include <$header>
765int x;
766EOF
767}
768
769check_func(){
57bd82d4 770 log check_func "$@"
dcd479c0
MR
771 func=$1
772 shift
d8bc5f06
MR
773 disable $func
774 check_ld "$@" <<EOF && enable $func
dcd479c0 775extern int $func();
c23a0ac8 776int main(void){ $func(); }
dcd479c0
MR
777EOF
778}
779
645d2652 780check_mathfunc(){
6b73c0ae 781 log check_mathfunc "$@"
645d2652
MR
782 func=$1
783 shift
784 disable $func
785 check_ld "$@" <<EOF && enable $func
786#include <math.h>
33bd38db
MR
787float foo(float f) { return $func(f); }
788int main(void){ return 0; }
645d2652
MR
789EOF
790}
791
2446d3d6
DB
792check_func_headers(){
793 log check_func_headers "$@"
f8d7b072 794 headers=$1
edaf1ae2 795 funcs=$2
f8d7b072 796 shift 2
edaf1ae2
MR
797 {
798 for hdr in $headers; do
799 echo "#include <$hdr>"
800 done
801 for func in $funcs; do
802 echo "long check_$func(void) { return (long) $func; }"
803 done
804 echo "int main(void) { return 0; }"
805 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
806}
807
a5344cf7
SS
808check_cpp_condition(){
809 log check_cpp_condition "$@"
810 header=$1
811 condition=$2
f855b7b9 812 shift 2
cd52ec95 813 check_cpp "$@" <<EOF
a5344cf7
SS
814#include <$header>
815#if !($condition)
816#error "unsatisfied condition: $condition"
817#endif
818EOF
819}
820
57bd82d4
MR
821check_lib(){
822 log check_lib "$@"
823 header="$1"
824 func="$2"
825 shift 2
84400e9d 826 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
827}
828
f8d7b072
MR
829check_lib2(){
830 log check_lib2 "$@"
831 headers="$1"
edaf1ae2 832 funcs="$2"
f8d7b072 833 shift 2
edaf1ae2 834 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
835}
836
3f8040db
MR
837check_pkg_config(){
838 log check_pkg_config "$@"
839 pkg="$1"
840 headers="$2"
841 funcs="$3"
842 shift 3
843 $pkg_config --exists $pkg || return
844 pkg_cflags=$($pkg_config --cflags $pkg)
845 pkg_libs=$($pkg_config --libs $pkg)
846 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
847 set_safe ${pkg}_cflags $pkg_cflags &&
848 set_safe ${pkg}_libs $pkg_libs
849}
850
dcd479c0 851check_exec(){
2270b4b2 852 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
853}
854
7dfef245 855check_exec_crash(){
5e622c40 856 code=$(cat)
7dfef245
MR
857
858 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
859 # are safe but may not be available everywhere. Thus we use
860 # raise(SIGTERM) instead. The check is run in a subshell so we
861 # can redirect the "Terminated" message from the shell. SIGBUS
862 # is not defined by standard C so it is used conditionally.
863
2270b4b2 864 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
865#include <signal.h>
866static void sighandler(int sig){
867 raise(SIGTERM);
868}
692dd8ed
MR
869int foo(void){
870 $code
871}
e5af4a11 872int main(void){
7dfef245
MR
873 signal(SIGILL, sighandler);
874 signal(SIGFPE, sighandler);
875 signal(SIGSEGV, sighandler);
876#ifdef SIGBUS
877 signal(SIGBUS, sighandler);
878#endif
692dd8ed 879 foo();
7dfef245
MR
880}
881EOF
882}
883
72be9e73
DY
884check_type(){
885 log check_type "$@"
886 headers=$1
887 type=$2
888 shift 2
ae550ce9 889 disable_safe "$type"
5adc829e 890 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
891}
892
14d36751
MR
893check_struct(){
894 log check_type "$@"
895 headers=$1
896 struct=$2
897 member=$3
898 shift 3
899 disable_safe "${struct}_${member}"
5adc829e
MR
900 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
901 enable_safe "${struct}_${member}"
14d36751
MR
902}
903
57bd82d4
MR
904require(){
905 name="$1"
906 header="$2"
907 func="$3"
908 shift 3
909 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
910}
911
f8d7b072
MR
912require2(){
913 name="$1"
914 headers="$2"
915 func="$3"
916 shift 3
917 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
918}
919
3f8040db
MR
920require_pkg_config(){
921 pkg="$1"
922 check_pkg_config "$@" || die "ERROR: $pkg not found"
923 add_cflags $(get_safe ${pkg}_cflags)
924 add_extralibs $(get_safe ${pkg}_libs)
925}
926
ae43c4c0
MR
927hostcc_o(){
928 eval printf '%s\\n' $HOSTCC_O
929}
930
f0125de9
MR
931check_host_cc(){
932 log check_host_cc "$@"
933 cat > $TMPC
934 log_file $TMPC
ae43c4c0 935 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
936}
937
938check_host_cflags(){
939 log check_host_cflags "$@"
6c3fa06a 940 set -- $($host_cflags_filter "$@")
f0125de9
MR
941 check_host_cc "$@" <<EOF && append host_cflags "$@"
942int x;
943EOF
944}
945
c505dd31
MR
946apply(){
947 file=$1
948 shift
949 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
950}
951
c34681df 952cp_if_changed(){
5e27ec28
MR
953 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
954 mkdir -p "$(dirname $2)"
955 cp -f "$1" "$2"
c34681df
MR
956}
957
dcd61286
DB
958# CONFIG_LIST contains configurable options, while HAVE_LIST is for
959# system-dependent things.
960
4a0d6686
AJ
961COMPONENT_LIST="
962 bsfs
963 decoders
964 demuxers
965 encoders
3cde40aa 966 filters
5666fd73 967 hwaccels
c552605c 968 indevs
4a0d6686 969 muxers
c552605c 970 outdevs
4a0d6686
AJ
971 parsers
972 protocols
973"
974
055c61b8
DB
975PROGRAM_LIST="
976 avconv
977 avplay
978 avprobe
979 avserver
055c61b8
DB
980"
981
4a0d6686
AJ
982CONFIG_LIST="
983 $COMPONENT_LIST
055c61b8 984 $PROGRAM_LIST
5a0f7131
MR
985 avcodec
986 avdevice
f7679c54 987 avfilter
5a0f7131 988 avformat
c8af852b 989 avresample
c88f5d72 990 avisynth
f402916e 991 bzlib
7f3f5f46 992 dct
c73f65d9 993 doc
05aec7bb 994 dwt
92c6a099 995 dxva2
1848f7d9 996 fft
47941088 997 frei0r
bc8c1395 998 gnutls
c88f5d72 999 gpl
d8d0d0b2 1000 gray
3abe5fbd 1001 hardcoded_tables
e417d80d 1002 libcdio
f7b8bffe 1003 libdc1394
2eed5a46 1004 libfaac
37eeb5e2 1005 libfdk_aac
a5b64584 1006 libfreetype
c88f5d72 1007 libgsm
3641b048 1008 libilbc
6ebe07fb 1009 libmp3lame
0b175caa
DB
1010 libopencore_amrnb
1011 libopencore_amrwb
6ebf0bfc 1012 libopencv
9a77d59a 1013 libopenjpeg
44617d6e 1014 libopus
0de9c41f 1015 libpulse
0f943ce6 1016 librtmp
f7cd9eed 1017 libschroedinger
ae14f311 1018 libspeex
150d2772 1019 libtheora
d89e738a 1020 libvo_aacenc
f502ff3f 1021 libvo_amrwbenc
c88f5d72 1022 libvorbis
8299a7f8 1023 libvpx
1cc60c47 1024 libx264
de295976 1025 libxavs
1cc60c47 1026 libxvid
b781cc12 1027 lsp
47a158cb 1028 mdct
c88f5d72 1029 memalign_hack
c88f5d72 1030 network
3fe142e2 1031 nonfree
a060866f 1032 openssl
8a3c8627 1033 pic
68602540 1034 rdft
e90f5b5a 1035 runtime_cpudetect
8cfbbd92 1036 safe_bitstream_reader
2e35e684 1037 shared
bd2216e4 1038 small
6b35d421 1039 sram
2e35e684 1040 static
5a0f7131 1041 swscale
a9ddb5b1 1042 swscale_alpha
8986fddc 1043 thumb
17492d5e 1044 vaapi
ac3dbb4d 1045 vda
17492d5e 1046 vdpau
9cad0e4e 1047 version3
7e4d9d5d 1048 xmm_clobber_test
56a059ac 1049 x11grab
c88f5d72 1050 zlib
4a0d6686 1051"
c88f5d72 1052
8eee7025 1053THREADS_LIST='
8eee7025
DB
1054 pthreads
1055 w32threads
1056'
1057
3f5b56e5
MR
1058ARCH_LIST='
1059 alpha
a2fc0f6a 1060 arm
fdcd782d
MR
1061 avr32
1062 avr32_ap
1063 avr32_uc
3f5b56e5
MR
1064 bfin
1065 ia64
1066 m68k
1067 mips
bae3abb0 1068 mips64
3f5b56e5 1069 parisc
79cb09b2 1070 ppc
34d11b87 1071 ppc64
3f5b56e5
MR
1072 s390
1073 sh4
1074 sparc
1075 sparc64
0844bae1 1076 tomi
3f5b56e5
MR
1077 x86
1078 x86_32
1079 x86_64
1080'
1081
50cd43f2 1082ARCH_EXT_LIST_X86='
3bf96eec 1083 amd3dnow
a1ef9f08 1084 amd3dnowext
50cd43f2
DB
1085 avx
1086 fma4
1087 mmx
1088 mmxext
1089 sse
1090 sse2
1091 sse3
1092 sse4
1093 sse42
1094 ssse3
1095'
1096
1097ARCH_EXT_LIST="
1098 $ARCH_EXT_LIST_X86
1099 altivec
1ac9331a 1100 armv5te
edab3048 1101 armv6
ab5cb084 1102 armv6t2
f55b299a 1103 armvfp
3f5b56e5 1104 mmi
6b18d278 1105 neon
799fde37 1106 ppc4xx
93eb8e4d 1107 vfpv3
bd9d34a0 1108 vis
50cd43f2 1109"
3f5b56e5 1110
fd712a55
DB
1111HAVE_LIST_CMDLINE='
1112 inline_asm
1113 symver
1114 yasm
1115'
1116
a3e02a8c
MR
1117HAVE_LIST_PUB='
1118 bigendian
d268eee9 1119 fast_unaligned
a3e02a8c
MR
1120'
1121
3f5b56e5
MR
1122HAVE_LIST="
1123 $ARCH_EXT_LIST
43b73d59
DB
1124 $(add_suffix _external $ARCH_EXT_LIST)
1125 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1126 $HAVE_LIST_CMDLINE
a3e02a8c 1127 $HAVE_LIST_PUB
3f5b56e5 1128 $THREADS_LIST
be1a839c 1129 aligned_malloc
59782b82 1130 aligned_stack
35fd8122 1131 alsa_asoundlib_h
3f5b56e5 1132 altivec_h
c9fdab0d 1133 arpa_inet_h
ec9d2c15 1134 asm_mod_q
6308729e 1135 asm_mod_y
dffb41b9 1136 attribute_may_alias
e7ea5e3d 1137 attribute_packed
15333562 1138 cbrtf
ecf97f22 1139 closesocket
1ac9331a 1140 cmov
180d43bc 1141 cpunop
c88f5d72 1142 dcbzl
f8aa696f
DB
1143 dev_bktr_ioctl_bt848_h
1144 dev_bktr_ioctl_meteor_h
1145 dev_ic_bt8xx_h
f8aa696f 1146 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1147 dev_video_meteor_ioctl_meteor_h
ca6b544a 1148 direct_h
18b67ae5 1149 dlfcn_h
c88f5d72 1150 dlopen
bc574408 1151 dos_paths
fa845061 1152 dxva_h
245626d0
DB
1153 ebp_available
1154 ebx_available
6b7c7703
VS
1155 exp2
1156 exp2f
c2a29455 1157 fast_64bit
669b5583 1158 fast_clz
7073e9fc 1159 fast_cmov
534a2231 1160 fcntl
9d99cc5a 1161 fork
84882df6 1162 getaddrinfo
da9e86f8 1163 gethrtime
667fb97a 1164 getopt
02e8f427 1165 GetProcessAffinityMask
fc5607f8 1166 GetProcessMemoryInfo
4e68cb8a 1167 GetProcessTimes
61183b5a 1168 GetSystemTimeAsFileTime
66be5b45 1169 getrusage
61183b5a 1170 gettimeofday
a49d3025 1171 gnu_as
2f0c136e 1172 ibm_asm
2e1913b1 1173 inet_aton
3b1ab197 1174 io_h
abfc8d05 1175 isatty
46df708b
MS
1176 isinf
1177 isnan
8772997d 1178 jack_port_get_latency_range
9f5ff83f 1179 ldbrx
0b4a1821
AS
1180 libdc1394_1
1181 libdc1394_2
a33cab3a 1182 llrint
07876e25 1183 llrintf
d96cd429
MR
1184 local_aligned_16
1185 local_aligned_8
a5b64584 1186 localtime_r
291fd18a 1187 log2
6b7c7703 1188 log2f
85dd97ad 1189 loongson
a33cab3a 1190 lrint
c88f5d72 1191 lrintf
f8aa696f
DB
1192 machine_ioctl_bt848_h
1193 machine_ioctl_meteor_h
c88f5d72 1194 malloc_h
73f6d31e 1195 MapViewOfFile
c88f5d72 1196 memalign
6ffa87d3 1197 mkstemp
f80ddd5b 1198 mm_empty
0328b9ea 1199 mmap
4fa661a8 1200 msvcrt
d3d3a32c 1201 nanosleep
3e0b1c9a 1202 poll_h
1f91cdce 1203 posix_memalign
07b28702 1204 rdtsc
183b1c22 1205 rint
a33cab3a
MK
1206 round
1207 roundf
ea4d5f48 1208 sched_getaffinity
c88f5d72
MR
1209 sdl
1210 sdl_video_size
b507ebd1 1211 setmode
3e0b1c9a 1212 setrlimit
d3d3a32c 1213 Sleep
15d59d2c 1214 sndio_h
72be9e73 1215 socklen_t
deb29777 1216 soundcard_h
87958234 1217 strerror_r
6379900c 1218 strptime
47941088 1219 strtok_r
c0018613 1220 struct_addrinfo
75d339e0
MS
1221 struct_group_source_req
1222 struct_ip_mreq_source
b4d68544 1223 struct_ipv6_mreq
cdee08e3 1224 struct_pollfd
3e0b1c9a 1225 struct_rusage_ru_maxrss
b4d68544 1226 struct_sockaddr_in6
3b2372bf 1227 struct_sockaddr_sa_len
33a4dbdd 1228 struct_sockaddr_storage
a6a4793d 1229 struct_v4l2_frmivalenum_discrete
b462d132 1230 symver_asm_label
3e0b1c9a 1231 symver_gnu_asm
bcc73960 1232 sysconf
b9e22269 1233 sysctl
b58412f1 1234 sys_mman_h
06bb5905 1235 sys_param_h
b091aa44 1236 sys_resource_h
81644c2e 1237 sys_select_h
deb29777 1238 sys_soundcard_h
e64bceea 1239 sys_time_h
1b6e8b73 1240 sys_videoio_h
b265431e 1241 threads
23d3931a 1242 trunc
7b04b8a0 1243 truncf
542920b7 1244 unistd_h
d3d3a32c 1245 usleep
ce742de2 1246 vfp_args
7c5bfe7a 1247 VirtualAlloc
d3d3a32c 1248 windows_h
6ff3f3e7 1249 winsock2_h
cc078b5d 1250 xform_asm
6f74fb03 1251 xmm_clobbers
0cb78cef 1252"
44161118 1253
b6bb00b0
MR
1254# options emitted with CONFIG_ prefix but not available on command line
1255CONFIG_EXTRA="
87849592 1256 aandcttables
bfe9f48a 1257 ac3dsp
dc4f5a1c 1258 avutil
c292f6a2 1259 error_resilience
bfe9f48a 1260 gcrypt
478fd534 1261 golomb
9cad0e4e 1262 gplv3
478fd534
DB
1263 h264chroma
1264 h264dsp
1265 h264pred
915a2a0a 1266 h264qpel
478fd534 1267 huffman
9cad0e4e 1268 lgplv3
478fd534 1269 lpc
1e164c0b 1270 mpegaudio
bfe9f48a 1271 mpegaudiodsp
18bbca1f 1272 mpegvideo
ad08dfd5 1273 mpegvideoenc
bfe9f48a 1274 nettle
f704a079 1275 rangecoder
bfe9f48a
DB
1276 rtpdec
1277 sinewin
ab9f9876 1278 vp3dsp
b6bb00b0
MR
1279"
1280
520cc7f1 1281CMDLINE_SELECT="
3f5b56e5 1282 $ARCH_EXT_LIST
520cc7f1 1283 $CONFIG_LIST
fd712a55 1284 $HAVE_LIST_CMDLINE
8eee7025 1285 $THREADS_LIST
c8a4ae00 1286 asm
db6107b6 1287 cross_compile
520cc7f1
MR
1288 debug
1289 extra_warnings
8c6afa4d 1290 logging
65d12900 1291 lto
d2bbb2f7 1292 optimizations
520cc7f1 1293"
426be5dc
DB
1294
1295PATHS_LIST='
d156bede 1296 bindir
14a8acf1 1297 datadir
26759c44
MR
1298 incdir
1299 libdir
26759c44
MR
1300 mandir
1301 prefix
1302 shlibdir
426be5dc
DB
1303'
1304
1305CMDLINE_SET="
1306 $PATHS_LIST
121d78d0 1307 ar
426be5dc 1308 arch
313c46a6 1309 as
426be5dc
DB
1310 build_suffix
1311 cc
1312 cpu
1313 cross_prefix
50567afa 1314 dep_cc
ac63af34 1315 extra_version
9da6609f
MR
1316 host_cc
1317 host_cflags
095792f2 1318 host_ld
9da6609f
MR
1319 host_ldflags
1320 host_libs
82bb3329 1321 host_os
684b28e0 1322 ld
426be5dc 1323 logfile
4ae40685 1324 malloc_prefix
89641463 1325 nm
9cd7b854 1326 optflags
3f8040db 1327 pkg_config
154caa67 1328 random_seed
2fad0977 1329 samples
c5200f17
MR
1330 sysinclude
1331 sysroot
a7ada2ba 1332 target_exec
26759c44 1333 target_os
a7ada2ba 1334 target_path
aeeb782c 1335 toolchain
426be5dc 1336"
520cc7f1 1337
89f2932b
MR
1338CMDLINE_APPEND="
1339 extra_cflags
1340"
1341
912f3148
DB
1342# code dependency declarations
1343
9eeed841 1344# architecture extensions
808fa33c 1345
a2fc0f6a
MR
1346armv5te_deps="arm"
1347armv6_deps="arm"
ab5cb084 1348armv6t2_deps="arm"
a2fc0f6a 1349armvfp_deps="arm"
808fa33c 1350neon_deps="arm"
93eb8e4d 1351vfpv3_deps="armvfp"
808fa33c 1352
e241ba14 1353mmi_deps="mips"
808fa33c
MR
1354
1355altivec_deps="ppc"
1356ppc4xx_deps="ppc"
1357
1358vis_deps="sparc"
1359
7f8c3d1f 1360x86_64_suggest="cmov fast_cmov"
50cd43f2 1361
808fa33c
MR
1362amd3dnow_deps="mmx"
1363amd3dnowext_deps="amd3dnow"
9eeed841 1364mmx_deps="x86"
239fdf1b 1365mmxext_deps="mmx"
50cd43f2
DB
1366sse_deps="mmxext"
1367sse2_deps="sse"
1368sse3_deps="sse2"
1369ssse3_deps="sse3"
1370sse4_deps="ssse3"
1371sse42_deps="sse4"
1372avx_deps="sse42"
79687079 1373fma4_deps="avx"
9eeed841 1374
43b73d59
DB
1375mmx_external_deps="yasm"
1376mmx_inline_deps="inline_asm"
1377mmx_suggest="mmx_external mmx_inline"
1378
1379for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1380 eval dep=\$${ext}_deps
1381 eval ${ext}_external_deps='"${dep}_external"'
1382 eval ${ext}_inline_deps='"${dep}_inline"'
1383 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1384done
1385
59782b82 1386aligned_stack_if_any="ppc x86"
e939cedd 1387fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1388fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1389fast_unaligned_if_any="armv6 ppc x86"
669b5583 1390
6fec122a 1391inline_asm_deps="!tms470"
3e0b1c9a 1392need_memalign="altivec neon sse"
89e053f8 1393
b462d132
MR
1394symver_if_any="symver_asm_label symver_gnu_asm"
1395
88a35699
MS
1396log2_deps="!msvcrt"
1397
26fbcc85 1398# subsystems
dc609252 1399dct_select="rdft"
26fbcc85
MR
1400mdct_select="fft"
1401rdft_select="fft"
1e164c0b 1402mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1403mpegaudiodsp_select="dct"
ad08dfd5 1404mpegvideoenc_select="mpegvideo"
26fbcc85 1405
5666fd73 1406# decoders / encoders / hardware accelerators
cfc2a0cf 1407aac_decoder_select="mdct sinewin"
4538729a 1408aac_encoder_select="mdct sinewin"
136e19e1 1409aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1410ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1411ac3_encoder_select="mdct ac3dsp"
3d269059 1412ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1413alac_encoder_select="lpc"
b781cc12 1414amrnb_decoder_select="lsp"
2b2a597e 1415amrwb_decoder_select="lsp"
4538729a 1416atrac1_decoder_select="mdct sinewin"
26fbcc85 1417atrac3_decoder_select="mdct"
a33657ce
DB
1418binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1419binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1420cavs_decoder_select="golomb mpegvideo"
4538729a 1421cook_decoder_select="mdct sinewin"
2eef7c62 1422cscd_decoder_suggest="zlib"
26fbcc85 1423dca_decoder_select="mdct"
ad08dfd5 1424dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1425dxa_decoder_select="zlib"
baf91bb9 1426eac3_decoder_select="ac3_decoder"
4264a0dd 1427eac3_encoder_select="ac3_encoder"
69804535 1428eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1429eatgq_decoder_select="aandcttables"
c292f6a2 1430eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1431ffv1_decoder_select="golomb rangecoder"
1432ffv1_encoder_select="rangecoder"
5a582bd3 1433ffvhuff_encoder_select="huffman"
4f034993 1434flac_decoder_select="golomb"
f4d608e3 1435flac_encoder_select="golomb lpc"
2eef7c62
AJ
1436flashsv_decoder_select="zlib"
1437flashsv_encoder_select="zlib"
c2d23309 1438flashsv2_decoder_select="zlib"
4414137e 1439flv_decoder_select="h263_decoder"
4d4b4bd1 1440flv_encoder_select="h263_encoder"
3447f12d 1441fraps_decoder_select="huffman"
c292f6a2 1442h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1443h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1444h263_decoder_select="error_resilience h263_parser mpegvideo"
1445h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1446h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1447h263i_decoder_select="h263_decoder"
fe629c2d 1448h263p_encoder_select="h263_encoder"
c292f6a2 1449h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1450h264_dxva2_hwaccel_deps="dxva2api_h"
1451h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1452h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1453h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1454h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1455huffyuv_encoder_select="huffman"
19be0f3c 1456iac_decoder_select="fft mdct sinewin"
56c8227d 1457imc_decoder_select="fft mdct sinewin"
4f034993
MR
1458jpegls_decoder_select="golomb"
1459jpegls_encoder_select="golomb"
ad08dfd5 1460ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1461loco_decoder_select="golomb"
c292f6a2 1462mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1463mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1464mlp_decoder_select="mlp_parser"
1e164c0b
DB
1465mp1_decoder_select="mpegaudio"
1466mp1float_decoder_select="mpegaudio"
1467mp2_decoder_select="mpegaudio"
1468mp2float_decoder_select="mpegaudio"
1469mp3_decoder_select="mpegaudio"
1470mp3adu_decoder_select="mpegaudio"
1471mp3adufloat_decoder_select="mpegaudio"
1472mp3float_decoder_select="mpegaudio"
1473mp3on4_decoder_select="mpegaudio"
1474mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1475mpc7_decoder_select="mpegaudiodsp"
1476mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1477mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1478mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1479mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1480mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1481mpeg1video_decoder_select="error_resilience mpegvideo"
1482mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1483mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1484mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1485mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1486mpeg2video_decoder_select="error_resilience mpegvideo"
1487mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1488mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1489mpeg4_encoder_select="h263_encoder"
95a61cfc 1490mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1491mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1492msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1493msmpeg4v1_encoder_select="h263_encoder"
4414137e 1494msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1495msmpeg4v2_encoder_select="h263_encoder"
4414137e 1496msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1497msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1498mss2_decoder_select="vc1_decoder"
4538729a
MR
1499nellymoser_decoder_select="mdct sinewin"
1500nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1501png_decoder_select="zlib"
1502png_encoder_select="zlib"
b781cc12 1503qcelp_decoder_select="lsp"
c4f5c2d6 1504qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1505ra_144_encoder_select="lpc"
9f43fdda 1506ralf_decoder_select="golomb"
a8beb22f 1507rv10_decoder_select="h263_decoder"
b2bf38b4 1508rv10_encoder_select="h263_encoder"
a8beb22f 1509rv20_decoder_select="h263_decoder"
b2bf38b4 1510rv20_encoder_select="h263_encoder"
c292f6a2
DB
1511rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1512rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1513shorten_decoder_select="golomb"
b781cc12 1514sipr_decoder_select="lsp"
f704a079
DB
1515snow_decoder_select="dwt rangecoder"
1516snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1517svq1_decoder_select="error_resilience mpegvideo"
1518svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1519svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1520svq3_decoder_suggest="zlib"
4eef77c1 1521theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1522tiff_decoder_suggest="zlib"
1523tiff_encoder_suggest="zlib"
aec09a00 1524truehd_decoder_select="mlp_decoder"
2eef7c62 1525tscc_decoder_select="zlib"
4538729a 1526twinvq_decoder_select="mdct lsp sinewin"
aa661113 1527utvideo_encoder_select="huffman"
915a2a0a 1528vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1529vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1530vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1531vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1532vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1533vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1534vorbis_decoder_select="mdct"
1535vorbis_encoder_select="mdct"
ab9f9876
MR
1536vp3_decoder_select="vp3dsp"
1537vp5_decoder_select="vp3dsp"
1538vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1539vp6a_decoder_select="vp6_decoder"
1540vp6f_decoder_select="vp6_decoder"
915a2a0a 1541vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1542wmapro_decoder_select="mdct sinewin"
1543wmav1_decoder_select="mdct sinewin"
1544wmav1_encoder_select="mdct sinewin"
1545wmav2_decoder_select="mdct sinewin"
1546wmav2_encoder_select="mdct sinewin"
1547wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1548wmv1_decoder_select="h263_decoder"
665507aa 1549wmv1_encoder_select="h263_encoder"
f95bfab0 1550wmv2_decoder_select="h263_decoder"
1746e2a9 1551wmv2_encoder_select="h263_encoder"
015f8ee0 1552wmv3_decoder_select="vc1_decoder"
f0f86627 1553wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1554wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1555wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1556wmv3image_decoder_select="wmv3_decoder"
0e714f88 1557zerocodec_decoder_select="zlib"
2eef7c62
AJ
1558zlib_decoder_select="zlib"
1559zlib_encoder_select="zlib"
1560zmbv_decoder_select="zlib"
1561zmbv_encoder_select="zlib"
30fd06be 1562
0afab17e 1563vaapi_deps="va_va_h"
ac3dbb4d 1564vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1565vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1566
28b80940 1567# parsers
c292f6a2
DB
1568h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1569mpeg4video_parser_select="error_resilience mpegvideo"
1570mpegvideo_parser_select="error_resilience mpegvideo"
1571vc1_parser_select="error_resilience mpegvideo"
28b80940 1572
912f3148 1573# external libraries
c9171a83 1574libfaac_encoder_deps="libfaac"
37eeb5e2 1575libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1576libgsm_decoder_deps="libgsm"
1577libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1578libgsm_ms_decoder_deps="libgsm"
1579libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1580libilbc_decoder_deps="libilbc"
1581libilbc_encoder_deps="libilbc"
1cc60c47 1582libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1583libopencore_amrnb_decoder_deps="libopencore_amrnb"
1584libopencore_amrnb_encoder_deps="libopencore_amrnb"
1585libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1586libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1587libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1588libopus_decoder_deps="libopus"
6cb8c854 1589libopus_encoder_deps="libopus"
f7cd9eed
AS
1590libschroedinger_decoder_deps="libschroedinger"
1591libschroedinger_encoder_deps="libschroedinger"
ae14f311 1592libspeex_decoder_deps="libspeex"
b606a017 1593libspeex_encoder_deps="libspeex"
150d2772 1594libtheora_encoder_deps="libtheora"
d89e738a 1595libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1596libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1597libvorbis_encoder_deps="libvorbis"
8299a7f8 1598libvpx_decoder_deps="libvpx"
ee0e9146 1599libvpx_encoder_deps="libvpx"
1cc60c47 1600libx264_encoder_deps="libx264"
de295976 1601libxavs_encoder_deps="libxavs"
1cc60c47 1602libxvid_encoder_deps="libxvid"
30fd06be 1603
912f3148 1604# demuxers / muxers
c2dd0e9e 1605ac3_demuxer_select="ac3_parser"
647c2356 1606asf_stream_muxer_select="asf_muxer"
4e622dea 1607avisynth_demuxer_deps="avisynth"
c2dd0e9e 1608dirac_demuxer_select="dirac_parser"
5b423887 1609eac3_demuxer_select="ac3_parser"
c2dd0e9e 1610flac_demuxer_select="flac_parser"
647c2356 1611ipod_muxer_select="mov_muxer"
647c2356 1612matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1613matroska_demuxer_suggest="zlib bzlib"
1614mov_demuxer_suggest="zlib"
c2dd0e9e 1615mp3_demuxer_select="mpegaudio_parser"
647c2356 1616mp4_muxer_select="mov_muxer"
18bbca1f 1617mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1618mpegtsraw_demuxer_select="mpegts_demuxer"
1619mxf_d10_muxer_select="mxf_muxer"
24ca518b 1620ogg_demuxer_select="golomb"
647c2356 1621psp_muxer_select="mov_muxer"
44594cc7 1622rtp_demuxer_select="sdp_demuxer"
18bbca1f 1623rtp_muxer_select="mpegvideo"
44b70ce5
MS
1624rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1625rtsp_demuxer_select="http_protocol rtpdec"
1626rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1627sap_demuxer_select="sdp_demuxer"
2aab70c4 1628sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1629sdp_demuxer_select="rtpdec"
e772f9fa 1630smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1631spdif_muxer_select="aac_parser"
647c2356
DB
1632tg2_muxer_select="mov_muxer"
1633tgp_muxer_select="mov_muxer"
6bdaa5f4 1634w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1635
1636# indevs / outdevs
38e54a75 1637alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1638alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1639bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1640dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1641fbdev_indev_deps="linux_fb_h"
38e54a75 1642jack_indev_deps="jack_jack_h"
e417d80d 1643libcdio_indev_deps="libcdio"
38e54a75 1644libdc1394_indev_deps="libdc1394"
38e54a75
SS
1645oss_indev_deps_any="soundcard_h sys_soundcard_h"
1646oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1647pulse_indev_deps="libpulse"
15d59d2c
B
1648sndio_indev_deps="sndio_h"
1649sndio_outdev_deps="sndio_h"
38e54a75 1650v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1651vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1652vfwcap_indev_extralibs="-lavicap32"
24f8961f 1653x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1654
912f3148 1655# protocols
acd554c1
SP
1656ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1657ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1658ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1659ffrtmphttp_protocol_deps="!librtmp_protocol"
1660ffrtmphttp_protocol_select="http_protocol"
3fff6382 1661gopher_protocol_deps="network"
c40e1757
JS
1662httpproxy_protocol_deps="network"
1663httpproxy_protocol_select="tcp_protocol"
c08fb000 1664http_protocol_deps="network"
279a0c97 1665http_protocol_select="tcp_protocol"
183baead 1666https_protocol_select="tls_protocol"
c3b57d6e
DB
1667librtmp_protocol_deps="librtmp"
1668librtmpe_protocol_deps="librtmp"
1669librtmps_protocol_deps="librtmp"
1670librtmpt_protocol_deps="librtmp"
1671librtmpte_protocol_deps="librtmp"
c60a2d70 1672mmsh_protocol_select="http_protocol"
b4cf3f6c 1673mmst_protocol_deps="network"
c3b57d6e 1674rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1675rtmp_protocol_select="tcp_protocol"
acd554c1 1676rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1677rtmps_protocol_deps="!librtmp_protocol"
1678rtmps_protocol_select="tls_protocol"
775c4d36 1679rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1680rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1681rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1682rtp_protocol_select="udp_protocol"
83c93fe7 1683sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1684tcp_protocol_deps="network"
558d192d
MS
1685tls_protocol_deps_any="openssl gnutls"
1686tls_protocol_select="tcp_protocol"
c08fb000
AB
1687udp_protocol_deps="network"
1688
6ebf0bfc 1689# filters
13fabd7a 1690blackframe_filter_deps="gpl"
ce6b6ef6 1691boxblur_filter_deps="gpl"
68b79bfc 1692cropdetect_filter_deps="gpl"
b157be1f 1693delogo_filter_deps="gpl"
a5b64584 1694drawtext_filter_deps="libfreetype"
2e5ff4d0 1695frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1696frei0r_filter_extralibs='$ldl'
a42bb9d6 1697frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1698frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1699hqdn3d_filter_deps="gpl"
d371e7b9 1700resample_filter_deps="avresample"
cf69ad35 1701ocv_filter_deps="libopencv"
2f296e39 1702scale_filter_deps="swscale"
acbac567 1703yadif_filter_deps="gpl"
6ebf0bfc 1704
5a0f7131
MR
1705# libraries
1706avdevice_deps="avcodec avformat"
1707avformat_deps="avcodec"
f7679c54 1708
912f3148 1709# programs
ce03b088
AK
1710avconv_deps="avcodec avfilter avformat avresample swscale
1711 aformat_filter asyncts_filter
1712 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1713avplay_deps="avcodec avformat swscale sdl"
1714avplay_select="rdft"
9e12f0bf 1715avprobe_deps="avcodec avformat"
b263bf66 1716avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1717avserver_extralibs='$ldl'
a2830dca 1718
c73f65d9 1719doc_deps="texi2html"
912f3148 1720
57442411
MR
1721# tests
1722
388ff813
DB
1723mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1724seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1725
57442411
MR
1726test_deps(){
1727 suf1=$1
1728 suf2=$2
1729 shift 2
1730 for v; do
1731 dep=${v%=*}
1732 tests=${v#*=}
1733 for name in ${tests}; do
908f12f3 1734 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1735 done
1736 done
1737}
1738
57442411
MR
1739test_deps _muxer _demuxer \
1740 aiff \
1741 pcm_alaw=alaw \
1742 asf \
1743 au \
1744 avi \
1745 dv=dv_fmt \
1746 ffm \
1747 flv=flv_fmt \
1748 gxf \
1749 matroska=mkv \
1750 mmf \
1751 mov \
1752 pcm_mulaw=mulaw \
0218808d 1753 mxf="mxf mxf_d10" \
57442411
MR
1754 nut \
1755 ogg \
1756 rawvideo=pixfmt \
1757 rm \
1758 swf \
1759 mpegts=ts \
1760 voc \
1761 wav \
1762 yuv4mpegpipe=yuv4mpeg \
1763
de6d9b64 1764# default parameters
8a608357 1765
19bd477d 1766logfile="config.log"
8a608357
MR
1767
1768# installation paths
c9d19248
MR
1769prefix_default="/usr/local"
1770bindir_default='${prefix}/bin'
6291d7e4 1771datadir_default='${prefix}/share/avconv'
c9d19248
MR
1772incdir_default='${prefix}/include'
1773libdir_default='${prefix}/lib'
1774mandir_default='${prefix}/share/man'
1775shlibdir_default="$libdir_default"
8a608357
MR
1776
1777# toolchain
121d78d0 1778ar_default="ar"
13c7df3d 1779cc_default="gcc"
9da6609f 1780host_cc_default="gcc"
11e6d03a 1781ln_s="ln -sf"
2a8a860a 1782nm_default="nm -g"
11e6d03a 1783objformat="elf"
3f8040db 1784pkg_config_default=pkg-config
be7109c1 1785ranlib="ranlib"
11e6d03a 1786yasmexe="yasm"
8a608357 1787
3e0b1c9a 1788nogas=":"
8182dc34 1789
8a608357 1790# machine
8d4c00ed 1791arch_default=$(uname -m)
38d0a8aa 1792cpu="generic"
8a608357 1793
8a608357 1794# OS
8d4c00ed
MR
1795target_os_default=$(tolower $(uname -s))
1796host_os=$target_os_default
8a608357 1797
8a608357 1798# configurable options
055c61b8
DB
1799enable $PROGRAM_LIST
1800
5a0f7131
MR
1801enable avcodec
1802enable avdevice
cccc039f 1803enable avfilter
5a0f7131 1804enable avformat
c8af852b 1805enable avresample
dc4f5a1c 1806enable avutil
3e0b1c9a
DB
1807enable swscale
1808
3e0b1c9a
DB
1809enable asm
1810enable debug
1811enable doc
497237c7 1812enable network
8400d6b8 1813enable optimizations
8cfbbd92 1814enable safe_bitstream_reader
530dc538 1815enable static
a9ddb5b1 1816enable swscale_alpha
8a608357 1817
8a608357 1818# build settings
9987769a 1819SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1820AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1821LIBPREF="lib"
1822LIBSUF=".a"
c5f14466
RP
1823FULLNAME='$(NAME)$(BUILDSUF)'
1824LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1825SLIBPREF="lib"
1826SLIBSUF=".so"
c5f14466 1827SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1828SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1829SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1830LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1831SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1832SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1833
68485d1f
MR
1834asflags_filter=echo
1835cflags_filter=echo
64933b6c
MR
1836ldflags_filter=echo
1837
23565c26 1838AS_C='-c'
bc877faf 1839AS_O='-o $@'
23565c26 1840CC_C='-c'
18031c49 1841CC_E='-E -o $@'
7e6c86e6 1842CC_O='-o $@'
a758c5e2 1843LD_O='-o $@'
8db73c61
MR
1844LD_LIB='-l%'
1845LD_PATH='-L'
23565c26 1846HOSTCC_C='-c'
a758c5e2 1847HOSTCC_O='-o $@'
095792f2 1848HOSTLD_O='-o $@'
7e6c86e6 1849
1d01fee9 1850host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1851host_libs='-lm'
6c3fa06a
MR
1852host_cflags_filter=echo
1853host_ldflags_filter=echo
9da6609f 1854
9b861379 1855target_path='$(CURDIR)'
a7ada2ba 1856
a158446b
MR
1857# since the object filename is not given with the -MM flag, the compiler
1858# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1859DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1860DEPFLAGS='-MM'
315c741d 1861
c597172e 1862# find source path
24524f36 1863if test -f configure; then
f038cf3c 1864 source_path=.
c597172e 1865else
8477f2de 1866 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1867 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1868 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1869 test -e "$source_path/config.h" &&
1870 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1871fi
1872
13cbe2c0 1873for v in "$@"; do
b04251c5
MR
1874 r=${v#*=}
1875 l=${v%"$r"}
1876 r=$(sh_quote "$r")
29ba0911 1877 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1878done
c597172e 1879
73ef8980
MR
1880find_things(){
1881 thing=$1
1882 pattern=$2
1883 file=$source_path/$3
932ccf39 1884 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1885}
1886
1887ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1888DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1889HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1890PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1891BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1892MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1893DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1894OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1895INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1896PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1897FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1898
54e75be4
DB
1899ALL_COMPONENTS="
1900 $BSF_LIST
1901 $DECODER_LIST
1902 $DEMUXER_LIST
1903 $ENCODER_LIST
1904 $FILTER_LIST
1905 $HWACCEL_LIST
1906 $INDEV_LIST
1907 $MUXER_LIST
1908 $OUTDEV_LIST
1909 $PARSER_LIST
1910 $PROTOCOL_LIST
1911"
1912
57442411 1913find_tests(){
b9d5f1b7 1914 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1915}
1916
57442411 1917LAVF_TESTS=$(find_tests lavf)
48c28162 1918LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1919SEEK_TESTS=$(find_tests seek seek_)
57442411 1920
7263cd55 1921ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1922
8469ae22
MR
1923for n in $COMPONENT_LIST; do
1924 v=$(toupper ${n%s})_LIST
1925 eval enable \$$v
1926 eval ${n}_if_any="\$$v"
1927done
1928
54e75be4 1929enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1930
1931die_unknown(){
1932 echo "Unknown option \"$1\"."
1933 echo "See $0 --help for available options."
1934 exit 1
1935}
1936
794f8e97 1937show_list() {
bf0c4afa
RP
1938 suffix=_$1
1939 shift
2b444ea7 1940 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1941 exit 0
1942}
1943
154caa67
MR
1944rand_list(){
1945 IFS=', '
1946 set -- $*
1947 unset IFS
1948 for thing; do
1949 comp=${thing%:*}
1950 prob=${thing#$comp}
1951 prob=${prob#:}
1952 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1953 echo "prob ${prob:-0.5}"
1954 printf '%s\n' $comp
1955 done
1956}
1957
1958do_random(){
1959 action=$1
1960 shift
1961 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1962 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1963}
1964
c597172e 1965for opt do
7483e694
DB
1966 optval="${opt#*=}"
1967 case "$opt" in
0f010b2f 1968 --extra-ldflags=*) add_ldflags $optval
7483e694 1969 ;;
0f010b2f 1970 --extra-libs=*) add_extralibs $optval
7483e694 1971 ;;
8fb1cb58 1972 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1973 ;;
40bcf4c7
BL
1974 --enable-debug=*) debuglevel="$optval"
1975 ;;
36e2dea0 1976 --disable-everything)
1b15dc3c 1977 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1978 ;;
154caa67
MR
1979 --enable-random|--disable-random)
1980 action=${opt%%-random}
1981 do_random ${action#--} $COMPONENT_LIST
1982 ;;
1983 --enable-random=*|--disable-random=*)
1984 action=${opt%%-random=*}
1985 do_random ${action#--} $optval
1986 ;;
7483e694 1987 --enable-*=*|--disable-*=*)
8b93ddc3 1988 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1989 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1990 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1991 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1992 $action $(filter "$name" $list)
7483e694
DB
1993 ;;
1994 --enable-?*|--disable-?*)
5e622c40 1995 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1996 if is_in $option $COMPONENT_LIST; then
fed5d54b 1997 test $action = disable && action=unset
e3773a55
MR
1998 eval $action \$$(toupper ${option%s})_LIST
1999 elif is_in $option $CMDLINE_SELECT; then
2000 $action $option
2001 else
2002 die_unknown $opt
2003 fi
7483e694
DB
2004 ;;
2005 --list-*)
2006 NAME="${opt#--list-}"
2007 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2008 NAME=${NAME%s}
2009 eval show_list $NAME \$$(toupper $NAME)_LIST
2010 ;;
2011 --help|-h) show_help
2012 ;;
2013 *)
884a36a7 2014 optname="${opt%%=*}"
26759c44
MR
2015 optname="${optname#--}"
2016 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
2017 if is_in $optname $CMDLINE_SET; then
2018 eval $optname='$optval'
2019 elif is_in $optname $CMDLINE_APPEND; then
2020 append $optname "$optval"
2021 else
2022 die_unknown $opt
2023 fi
7483e694
DB
2024 ;;
2025 esac
c597172e
MR
2026done
2027
bcea99bb
MR
2028disabled logging && logfile=/dev/null
2029
29ba0911 2030echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2031set >> $logfile
2032
9da6609f
MR
2033test -n "$cross_prefix" && enable cross_compile
2034
8d4c00ed
MR
2035if enabled cross_compile; then
2036 test -n "$arch" && test -n "$target_os" ||
2037 die "Must specify target arch and OS when cross-compiling"
2038fi
2039
2040set_default arch target_os
2041
121d78d0 2042ar_default="${cross_prefix}${ar_default}"
11e6d03a 2043cc_default="${cross_prefix}${cc_default}"
20e0ed95 2044nm_default="${cross_prefix}${nm_default}"
3f8040db 2045pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2046ranlib="${cross_prefix}${ranlib}"
adb2b908 2047
c5200f17
MR
2048sysinclude_default="${sysroot}/usr/include"
2049
aeeb782c
MR
2050case "$toolchain" in
2051 msvc)
2052 cc_default="c99wrap cl"
2053 ld_default="c99wrap link"
2054 nm_default="dumpbin -symbols"
ac3a9b51 2055 ar_default="lib"
aeeb782c
MR
2056 ;;
2057 ?*)
2058 die "Unknown toolchain $toolchain"
2059 ;;
2060esac
2061
2a8a860a 2062set_default cc pkg_config sysinclude
9da6609f
MR
2063enabled cross_compile || host_cc_default=$cc
2064set_default host_cc
13c7df3d 2065
762f95e4
MR
2066if ! $pkg_config --version >/dev/null 2>&1; then
2067 warn "$pkg_config not found, library detection may fail."
2068 pkg_config=false
2069fi
2070
82bb3329
MR
2071exesuf() {
2072 case $1 in
1c69c79f 2073 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2074 esac
2075}
2076
2077EXESUF=$(exesuf $target_os)
2078HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2079
e4e69e0b 2080# set temporary file name
a49d42c2 2081: ${TMPDIR:=$TEMPDIR}
c51fafa1 2082: ${TMPDIR:=$TMP}
a49d42c2 2083: ${TMPDIR:=/tmp}
e4e69e0b 2084
a210bce2 2085if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2086 # simple replacement for missing mktemp
2087 # NOT SAFE FOR GENERAL USE
2088 mktemp(){
09a5c245 2089 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2090 }
2091fi
2092
2093tmpfile(){
2094 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2095 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2096 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2097 append TMPFILES $tmp
2098 eval $1=$tmp
2099}
2100
2101trap 'rm -f -- $TMPFILES' EXIT
54460a83 2102
55127e7b 2103tmpfile TMPASM .asm
3e0b1c9a
DB
2104tmpfile TMPC .c
2105tmpfile TMPE $EXESUF
2106tmpfile TMPH .h
2107tmpfile TMPO .o
2108tmpfile TMPS .S
2109tmpfile TMPSH .sh
2110tmpfile TMPV .ver
54460a83
MR
2111
2112unset -f mktemp
e4e69e0b 2113
fb3c4ffc
MR
2114chmod +x $TMPE
2115
993f2d0f
MR
2116# make sure we can execute files in $TMPDIR
2117cat > $TMPSH 2>> $logfile <<EOF
2118#! /bin/sh
2119EOF
2120chmod +x $TMPSH >> $logfile 2>&1
2121if ! $TMPSH >> $logfile 2>&1; then
2122 cat <<EOF
2123Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2124variable to another directory and make sure that it is not mounted noexec.
2125EOF
2126 die "Sanity test failed."
2127fi
993f2d0f 2128
dfa559bc
RB
2129msvc_flags(){
2130 for flag; do
2131 case $flag in
2132 -fomit-frame-pointer) echo -Oy ;;
2133 -g) echo -Z7 ;;
2134 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2135 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2
MS
2136 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2137 -wd4996 ;;
dfa559bc
RB
2138 -std=c99) ;;
2139 -fno-math-errno) ;;
2140 -fno-common) ;;
2141 -fno-signed-zeros) ;;
2142 -lz) echo zlib.lib ;;
bd680c7b
DB
2143 -lavifil32) echo vfw32.lib ;;
2144 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2145 -l*) echo ${flag#-l}.lib ;;
2146 *) echo $flag ;;
2147 esac
2148 done
2149}
2150
d0c6d424
MR
2151pgi_flags(){
2152 for flag; do
2153 case $flag in
643933f5 2154 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2155 -fomit-frame-pointer) echo -Mnoframe ;;
2156 -g) echo -gopt ;;
2157 *) echo $flag ;;
2158 esac
2159 done
2160}
2161
2162suncc_flags(){
2163 for flag; do
2164 case $flag in
2165 -march=*|-mcpu=*)
2166 case "${flag#*=}" in
2167 native) echo -xtarget=native ;;
2168 v9|niagara) echo -xarch=sparc ;;
2169 ultrasparc) echo -xarch=sparcvis ;;
2170 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2171 i586|pentium) echo -xchip=pentium ;;
2172 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2173 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2174 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2175 pentium4*) echo -xtarget=pentium4 ;;
2176 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2177 *-sse3) echo -xarch=sse3 ;;
2178 core2) echo -xarch=ssse3 -xchip=core2 ;;
b36f87ff 2179 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2180 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2181 k8|opteron|athlon64|athlon-fx)
2182 echo -xarch=sse2a ;;
2183 athlon*) echo -xarch=pentium_proa ;;
2184 esac
2185 ;;
2186 -std=c99) echo -xc99 ;;
2187 -fomit-frame-pointer) echo -xregs=frameptr ;;
2188 -fPIC) echo -KPIC -xcode=pic32 ;;
2189 -W*,*) echo $flag ;;
2190 -f*-*|-W*) ;;
2191 *) echo $flag ;;
2192 esac
2193 done
2194}
2195
2196tms470_flags(){
2197 for flag; do
2198 case $flag in
2199 -march=*|-mcpu=*)
2200 case "${flag#*=}" in
2201 armv7-a|cortex-a*) echo -mv=7a8 ;;
2202 armv7-r|cortex-r*) echo -mv=7r4 ;;
2203 armv7-m|cortex-m*) echo -mv=7m3 ;;
2204 armv6*|arm11*) echo -mv=6 ;;
2205 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2206 echo -mv=5e ;;
2207 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2208 esac
2209 ;;
2210 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2211 -mfpu=vfp) echo --float_support=vfpv2 ;;
2212 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2213 -msoft-float) echo --float_support=vfplib ;;
2214 -O[0-3]|-mf=*) echo $flag ;;
2215 -g) echo -g -mn ;;
2216 -pds=*) echo $flag ;;
ad93dccb
MR
2217 -D*|-I*) echo $flag ;;
2218 --gcc|--abi=*) echo $flag ;;
2219 -me) echo $flag ;;
d0c6d424
MR
2220 esac
2221 done
2222}
2223
a758c5e2
MR
2224probe_cc(){
2225 pfx=$1
2226 _cc=$2
2227
8db73c61
MR
2228 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2229 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2230 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2231 _flags_filter=echo
2232
2233 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2234 _type=llvm_gcc
2235 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2236 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2237 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2238 _cflags_speed='-O3'
2239 _cflags_size='-Os'
2240 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2241 _type=gcc
2242 gcc_version=$($_cc --version | head -n1)
2243 gcc_basever=$($_cc -dumpversion)
2244 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2245 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2246 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2247 if ! $_cc -dumpversion | grep -q '^2\.'; then
2248 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2249 fi
2250 _cflags_speed='-O3'
2251 _cflags_size='-Os'
2252 elif $_cc --version 2>/dev/null | grep -q Intel; then
2253 _type=icc
2254 _ident=$($_cc --version | head -n1)
2255 _depflags='-MMD'
2256 _cflags_speed='-O3'
2257 _cflags_size='-Os'
2258 _cflags_noopt='-O1'
2259 elif $_cc -v 2>&1 | grep -q xlc; then
2260 _type=xlc
2261 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2262 _cflags_speed='-O5'
2263 _cflags_size='-O5 -qcompact'
2264 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2265 _type=ccc
2266 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2267 _DEPFLAGS='-M'
2268 debuglevel=3
2269 _ldflags='-Wl,-z,now' # calls to libots crash without this
2270 _cflags_speed='-fast'
2271 _cflags_size='-O1'
2272 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2273 test -d "$sysroot" || die "No valid sysroot specified."
2274 _type=armcc
2275 _ident=$($_cc --vsn | head -n1)
2276 armcc_conf="$PWD/armcc.conf"
2277 $_cc --arm_linux_configure \
2278 --arm_linux_config_file="$armcc_conf" \
2279 --configure_sysroot="$sysroot" \
2280 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2281 die "Error creating armcc configuration file."
2282 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2283 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2284 as_default="${cross_prefix}gcc"
2285 _depflags='-MMD'
2286 _cflags_speed='-O3'
2287 _cflags_size='-Os'
0122118e 2288 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2289 _type=tms470
2290 _ident=$($_cc -version | head -n1 | tr -s ' ')
2291 _flags='--gcc --abi=eabi -me'
2292 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2293 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2294 _cc_o='-fe=$@'
2295 as_default="${cross_prefix}gcc"
2296 ld_default="${cross_prefix}gcc"
2297 _depflags='-ppa -ppd=$(@:.o=.d)'
2298 _cflags_speed='-O3 -mf=5'
2299 _cflags_size='-O3 -mf=2'
2300 _flags_filter=tms470_flags
2301 elif $_cc -v 2>&1 | grep -q clang; then
2302 _type=clang
2303 _ident=$($_cc --version | head -n1)
2304 _depflags='-MMD'
2305 _cflags_speed='-O3'
2306 _cflags_size='-Os'
2307 elif $_cc -V 2>&1 | grep -q Sun; then
2308 _type=suncc
2309 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2310 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2311 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2312 _ldflags='-std=c99'
2313 _cflags_speed='-O5'
2314 _cflags_size='-O5 -xspace'
2315 _flags_filter=suncc_flags
2316 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2317 _type=pathscale
2318 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2319 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2320 _cflags_speed='-O2'
2321 _cflags_size='-Os'
2322 _flags_filter='filter_out -Wdisabled-optimization'
2323 elif $_cc -v 2>&1 | grep -q Open64; then
2324 _type=open64
2325 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2326 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2327 _cflags_speed='-O2'
2328 _cflags_size='-Os'
2329 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2330 elif $_cc -V 2>&1 | grep -q Portland; then
2331 _type=pgi
2332 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2333 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2334 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2335 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2336 _cflags_noopt="-O1"
2337 _flags_filter=pgi_flags
dfa559bc
RB
2338 elif $_cc 2>&1 | grep -q Microsoft; then
2339 _type=msvc
2340 _ident=$($cc 2>&1 | head -n1)
2341 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2342 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2343 _cflags_speed="-O2"
2344 _cflags_size="-O1"
2345 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2346 if $_cc 2>&1 | grep -q Linker; then
2347 _ld_o='-out $@'
2348 else
2349 _ld_o='-Fe$@'
2350 fi
2351 _cc_o='-Fo $@'
a224b2cb 2352 _cc_e='-P -Fi $@'
dfa559bc
RB
2353 _flags_filter=msvc_flags
2354 _ld_lib='lib%.a'
2355 _ld_path='-libpath:'
2356 _flags='-nologo'
2357 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2358 if [ $pfx = hostcc ]; then
6a0200f2 2359 append _cflags -Dsnprintf=_snprintf
dfa559bc 2360 fi
aef6bd1b 2361 fi
a758c5e2
MR
2362
2363 eval ${pfx}_type=\$_type
2364 eval ${pfx}_ident=\$_ident
2365}
2366
2367set_ccvars(){
23565c26 2368 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2369 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2370 eval ${1}_O=\${_cc_o-\${${1}_O}}
2371
2372 if [ -n "$_depflags" ]; then
2373 eval ${1}_DEPFLAGS=\$_depflags
2374 else
2375 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2376 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2377 eval DEP${1}FLAGS=\$_flags
2378 fi
2379}
2380
2381probe_cc cc "$cc"
2382cflags_filter=$_flags_filter
2383cflags_speed=$_cflags_speed
2384cflags_size=$_cflags_size
2385cflags_noopt=$_cflags_noopt
2386add_cflags $_flags $_cflags
2387cc_ldflags=$_ldflags
2388set_ccvars CC
2389
2390probe_cc hostcc "$host_cc"
2391host_cflags_filter=$_flags_filter
a758c5e2 2392add_host_cflags $_flags $_cflags
a758c5e2 2393set_ccvars HOSTCC
629687f6 2394
851ffa80
MR
2395test -n "$cc_type" && enable $cc_type ||
2396 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2397
75bafbac 2398: ${as_default:=$cc}
50567afa 2399: ${dep_cc_default:=$cc}
684b28e0 2400: ${ld_default:=$cc}
095792f2
MR
2401: ${host_ld_default:=$host_cc}
2402set_default ar as dep_cc ld host_ld
75800dce 2403
a758c5e2
MR
2404probe_cc as "$as"
2405asflags_filter=$_flags_filter
2406add_asflags $_flags $_cflags
2407set_ccvars AS
2408
2409probe_cc ld "$ld"
2410ldflags_filter=$_flags_filter
2411add_ldflags $_flags $_ldflags
2412test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2413LD_O=${_ld_o-$LD_O}
8db73c61
MR
2414LD_LIB=${_ld_lib-$LD_LIB}
2415LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2416
095792f2
MR
2417probe_cc hostld "$host_ld"
2418host_ldflags_filter=$_flags_filter
2419add_host_ldflags $_flags $_ldflags
2420HOSTLD_O=${_ld_o-$HOSTLD_O}
2421
a758c5e2
MR
2422if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2423 probe_cc depcc "$dep_cc"
2424 CCDEP=${_DEPCMD:-$DEPCMD}
2425 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2426 DEPCCFLAGS=$_flags
2427fi
07dec06e 2428
3dbc777c
MR
2429if $ar 2>&1 | grep -q Microsoft; then
2430 arflags="-nologo"
2431 ar_o='-out:$@'
2432elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2433 arflags="rq"
2434 ar_o='$@'
2435else
2436 arflags="rc"
2437 ar_o='$@'
2438fi
2439
7f32f40c 2440add_cflags $extra_cflags
2f2e6c7c 2441add_asflags $extra_cflags
7f32f40c 2442
154d432c
MR
2443if test -n "$sysroot"; then
2444 case "$cc_type" in
00ba041c 2445 gcc|llvm_gcc|clang)
467256f2 2446 add_cppflags --sysroot="$sysroot"
154d432c
MR
2447 add_ldflags --sysroot="$sysroot"
2448 ;;
6fec122a
MR
2449 tms470)
2450 add_cppflags -I"$sysinclude"
2451 add_ldflags --sysroot="$sysroot"
2452 ;;
154d432c
MR
2453 esac
2454fi
2455
d22c13a8
MR
2456if test "$cpu" = host; then
2457 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2458
2459 case "$cc_type" in
613a4e3f 2460 gcc|llvm_gcc)
d22c13a8
MR
2461 check_native(){
2462 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2463 sed -n "/cc1.*$1=/{
27ce1be8
MR
2464 s/.*$1=\\([^ ]*\\).*/\\1/
2465 p
2466 q
2467 }" $TMPE
d22c13a8
MR
2468 }
2469 cpu=$(check_native -march || check_native -mcpu)
2470 ;;
2471 esac
2472
2473 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2474fi
2475
e939cedd
MR
2476# Deal with common $arch aliases
2477case "$arch" in
2478 arm*)
2479 arch="arm"
2480 ;;
2481 mips|mipsel|IP*)
2482 arch="mips"
2483 ;;
47b1860e 2484 mips64*)
e939cedd
MR
2485 arch="mips"
2486 subarch="mips64"
2487 ;;
2488 parisc|hppa)
2489 arch="parisc"
2490 ;;
2491 parisc64|hppa64)
2492 arch="parisc"
2493 subarch="parisc64"
2494 ;;
2495 "Power Macintosh"|ppc|powerpc)
2496 arch="ppc"
2497 ;;
47b1860e 2498 ppc64|powerpc64)
e939cedd
MR
2499 arch="ppc"
2500 subarch="ppc64"
2501 ;;
2502 s390|s390x)
2503 arch="s390"
2504 ;;
2505 sh4|sh)
2506 arch="sh4"
2507 ;;
2508 sun4u|sparc64)
2509 arch="sparc"
2510 subarch="sparc64"
2511 ;;
d33ed7b3 2512 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2513 arch="x86"
2514 ;;
2515esac
2516
851ffa80 2517is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2518enable $arch
e939cedd 2519
df5cdc24 2520# Add processor-specific flags
5d54c126
MR
2521if test "$cpu" = generic; then
2522 : do nothing
2523elif enabled ppc; then
343aef9b 2524
56348891
MR
2525 case $(tolower $cpu) in
2526 601|ppc601|powerpc601)
9dbd5c3d 2527 cpuflags="-mcpu=601"
64ad53ff 2528 disable altivec
9dbd5c3d 2529 ;;
56348891 2530 603*|ppc603*|powerpc603*)
9dbd5c3d 2531 cpuflags="-mcpu=603"
64ad53ff 2532 disable altivec
9dbd5c3d 2533 ;;
56348891 2534 604*|ppc604*|powerpc604*)
9dbd5c3d 2535 cpuflags="-mcpu=604"
64ad53ff 2536 disable altivec
9dbd5c3d 2537 ;;
56348891 2538 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2539 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2540 disable altivec
9dbd5c3d 2541 ;;
56348891 2542 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2543 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2544 ;;
56348891 2545 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2546 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2547 ;;
313f9fbf 2548 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2549 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2550 ;;
313f9fbf
SM
2551 power[3-7]*)
2552 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2553 ;;
56348891 2554 cell)
9dbd5c3d
MR
2555 cpuflags="-mcpu=cell"
2556 enable ldbrx
2557 ;;
4ab26cb4
DB
2558 e500mc)
2559 cpuflags="-mcpu=e500mc"
2560 disable altivec
2561 ;;
7b0b81a1
AL
2562 e500v2)
2563 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2564 disable altivec
2565 ;;
2566 e500)
2567 cpuflags="-mcpu=8540 -mhard-float"
2568 disable altivec
2569 ;;
9dbd5c3d 2570 esac
343aef9b
MR
2571
2572elif enabled x86; then
2573
9dbd5c3d
MR
2574 case $cpu in
2575 i[345]86|pentium)
2576 cpuflags="-march=$cpu"
2577 disable mmx
2578 ;;
2579 # targets that do NOT support conditional mov (cmov)
2580 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2581 cpuflags="-march=$cpu"
2582 disable cmov
2583 ;;
2584 # targets that do support conditional mov (cmov)
b36f87ff 2585 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2586 cpuflags="-march=$cpu"
2587 enable cmov
2588 enable fast_cmov
2589 ;;
2590 # targets that do support conditional mov but on which it's slow
2591 pentium4|pentium4m|prescott|nocona)
2592 cpuflags="-march=$cpu"
2593 enable cmov
2594 disable fast_cmov
2595 ;;
2596 esac
343aef9b
MR
2597
2598elif enabled sparc; then
2599
9dbd5c3d 2600 case $cpu in
26b7199e
MK
2601 niagara)
2602 cpuflags="-mcpu=$cpu"
2603 disable vis
2604 ;;
9dbd5c3d
MR
2605 sparc64)
2606 cpuflags="-mcpu=v9"
2607 ;;
2608 esac
343aef9b
MR
2609
2610elif enabled arm; then
2611
34ba23c9
MR
2612 case $cpu in
2613 armv*)
2614 cpuflags="-march=$cpu"
c2eae137 2615 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2616 ;;
2617 *)
2618 cpuflags="-mcpu=$cpu"
c2eae137
MR
2619 case $cpu in
2620 cortex-a*) subarch=armv7a ;;
2621 cortex-r*) subarch=armv7r ;;
9e19704a 2622 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2623 arm11*) subarch=armv6 ;;
2624 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2625 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2626 esac
34ba23c9
MR
2627 ;;
2628 esac
343aef9b
MR
2629
2630elif enabled alpha; then
2631
34ba23c9 2632 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2633
2634elif enabled bfin; then
2635
34ba23c9 2636 cpuflags="-mcpu=$cpu"
343aef9b
MR
2637
2638elif enabled mips; then
2639
34ba23c9 2640 cpuflags="-march=$cpu"
343aef9b
MR
2641
2642elif enabled avr32; then
2643
9dbd5c3d
MR
2644 case $cpu in
2645 ap7[02]0[0-2])
2646 subarch="avr32_ap"
2647 cpuflags="-mpart=$cpu"
2648 ;;
2649 ap)
2650 subarch="avr32_ap"
2651 cpuflags="-march=$cpu"
2652 ;;
2653 uc3[ab]*)
2654 subarch="avr32_uc"
2655 cpuflags="-mcpu=$cpu"
2656 ;;
2657 uc)
2658 subarch="avr32_uc"
2659 cpuflags="-march=$cpu"
2660 ;;
2661 esac
df5cdc24 2662
343aef9b
MR
2663fi
2664
df5cdc24
MR
2665add_cflags $cpuflags
2666add_asflags $cpuflags
2667
993f2d0f
MR
2668# compiler sanity check
2669check_exec <<EOF
2670int main(void){ return 0; }
2671EOF
2672if test "$?" != 0; then
2673 echo "$cc is unable to create an executable file."
2674 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2675 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2676 echo "Only do this if you know what cross compiling means."
2677 fi
2678 die "C compiler test failed."
2679fi
2680
046f081b 2681add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2682check_cflags -std=c99
50a334e4 2683check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2684#include <stdlib.h>
2685EOF
50a334e4 2686check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2687#include <stdlib.h>
2688EOF
e9b9a2f8 2689
f0125de9 2690check_host_cflags -std=c99
0a6db2a2 2691check_host_cflags -Wall
f0125de9 2692
b24dbcbd 2693case "$arch" in
e939cedd 2694 alpha|ia64|mips|parisc|sparc)
8a3c8627 2695 spic=$shared
b24dbcbd 2696 ;;
e939cedd 2697 x86)
cfdb6148 2698 subarch="x86_32"
5adc829e 2699 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2700 if test "$subarch" = "x86_64"; then
e939cedd 2701 spic=$shared
de27f4d9 2702 fi
b24dbcbd 2703 ;;
b24dbcbd
RP
2704esac
2705
343aef9b 2706enable $subarch
8a3c8627 2707enabled spic && enable pic
b24dbcbd 2708
7483e694 2709# OS specific
4f854758 2710case $target_os in
a1629e28 2711 haiku)
63ae7e7c 2712 prefix_default="/boot/common"
108caaaa 2713 network_extralibs="-lnetwork"
f59c4bd6 2714 host_libs=
a1629e28 2715 ;;
7483e694 2716 sunos)
4d58e4cb 2717 AVSERVERLDFLAGS=""
9987769a 2718 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2719 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2720 network_extralibs="-lsocket -lnsl"
779222db 2721 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2722 # When using suncc to build, the Solaris linker will mark
2723 # an executable with each instruction set encountered by
2724 # the Solaris assembler. As our libraries contain their own
2725 # guards for processor-specific code, instead suppress
2726 # generation of the HWCAPS ELF section on Solaris x86 only.
2727 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2728 nm_default='nm -P -g'
7483e694
DB
2729 ;;
2730 netbsd)
a1e4b3f6 2731 disable symver
07a8eef6
MR
2732 oss_indev_extralibs="-lossaudio"
2733 oss_outdev_extralibs="-lossaudio"
7483e694 2734 ;;
d488c3bc 2735 openbsd|bitrig)
7c4a001a 2736 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2737 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2738 # however the generated executable will not do anything
2739 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2740 # Thus explicitly enable PIC here.
cd78208b 2741 enable pic
a1e4b3f6 2742 disable symver
7483e694 2743 SHFLAGS='-shared'
d5683aba
BS
2744 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2745 SLIB_INSTALL_LINKS=
07a8eef6
MR
2746 oss_indev_extralibs="-lossaudio"
2747 oss_outdev_extralibs="-lossaudio"
7483e694 2748 ;;
a1e4b3f6 2749 dragonfly)
a1e4b3f6
MR
2750 disable symver
2751 ;;
2752 freebsd)
7483e694
DB
2753 ;;
2754 bsd/os)
355d81df 2755 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2756 ;;
2757 darwin)
301ab19d 2758 gas="gas-preprocessor.pl $cc"
e08b8239 2759 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2760 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2761 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2762 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2763 SLIBSUF=".dylib"
2764 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2765 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2766 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2767 objformat="macho"
1b0f6fb8 2768 enabled x86_64 && objformat="macho64"
8dfa86f7 2769 enabled_any pic shared ||
2704bd1a 2770 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2771 ;;
2772 mingw32*)
9d3f4f50 2773 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2774 disable network
2775 else
2776 target_os=mingw32
2777 fi
dcc01c06 2778 LIBTARGET=i386
1fc9fb8a 2779 if enabled x86_64; then
417516f6 2780 LIBTARGET="i386:x86-64"
336cc1b0 2781 elif enabled arm; then
15c5156d 2782 LIBTARGET=arm-wince
dcc01c06 2783 fi
fbd971a4 2784 shlibdir_default="$bindir_default"
7483e694
DB
2785 SLIBPREF=""
2786 SLIBSUF=".dll"
7483e694
DB
2787 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2788 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2789 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2790 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2791 SLIB_INSTALL_LINKS=
2792 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2793 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2794 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2795 objformat="win32"
ec10a9ab 2796 dlltool="${cross_prefix}dlltool"
a3222470 2797 ranlib=:
bc574408 2798 enable dos_paths
5666a9f2 2799 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2800 ;;
2801 cygwin*)
4f854758 2802 target_os=cygwin
fbd971a4 2803 shlibdir_default="$bindir_default"
7483e694
DB
2804 SLIBPREF="cyg"
2805 SLIBSUF=".dll"
2806 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2807 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2808 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2809 SLIB_INSTALL_LINKS=
2810 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2811 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2812 objformat="win32"
bc574408 2813 enable dos_paths
a7a187a1 2814 add_cppflags -U__STRICT_ANSI__
7483e694 2815 ;;
4f365f37 2816 *-dos|freedos|opendos)
4f365f37 2817 network_extralibs="-lsocket"
ff1c015d 2818 objformat="coff"
bc574408 2819 enable dos_paths
a7a187a1 2820 add_cppflags -U__STRICT_ANSI__
4f365f37 2821 ;;
7483e694 2822 linux)
046f081b 2823 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2824 enable dv1394
2825 ;;
2826 irix*)
4f854758 2827 target_os=irix
7483e694
DB
2828 ranlib="echo ignoring ranlib"
2829 ;;
d22e8442 2830 os/2*)
d22e8442 2831 ln_s="cp -f"
9297f1ed 2832 objformat="aout"
e14574eb 2833 add_cppflags -D_GNU_SOURCE
355d81df 2834 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2835 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2836 AVSERVERLDFLAGS=""
287d3b13 2837 LIBSUF="_s.a"
d22e8442
DY
2838 SLIBPREF=""
2839 SLIBSUF=".dll"
2840 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2841 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2842 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2843 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2844 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2845 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2846 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2847 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2848 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2849 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2850 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2851 enable dos_paths
d22e8442 2852 ;;
83993c1c 2853 gnu/kfreebsd)
c1f54478 2854 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2855 ;;
34e82167 2856 gnu)
f60d1366 2857 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2858 ;;
d33ed7b3
MR
2859 qnx)
2860 add_cppflags -D_QNX_SOURCE
2861 network_extralibs="-lsocket"
2862 ;;
1c69c79f
MS
2863 symbian)
2864 SLIBSUF=".dll"
2865 enable dos_paths
e3bc07f4
MS
2866 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2867 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2868 add_ldflags -Wl,--target1-abs,--no-undefined \
2869 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2870 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2871 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2872 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2873 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2874 ;;
614d8911
MR
2875 none)
2876 ;;
7483e694 2877 *)
4f924f9a 2878 die "Unknown OS '$target_os'."
7483e694
DB
2879 ;;
2880esac
2881
b797f3c4
MR
2882# determine libc flavour
2883
2884if check_cpp_condition features.h "defined __UCLIBC__"; then
2885 libc_type=uclibc
2886elif check_cpp_condition features.h "defined __GLIBC__"; then
2887 libc_type=glibc
2888elif check_header _mingw.h; then
2889 libc_type=mingw
2890 check_cpp_condition _mingw.h \
2891 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2892 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2893 die "ERROR: MinGW runtime version must be >= 3.15."
2894elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2895 libc_type=newlib
4fa661a8
RB
2896elif check_func_headers stdlib.h _get_doserrno; then
2897 libc_type=msvcrt
2898 add_cflags -Dstrtod=avpriv_strtod
2899 add_cflags -Dsnprintf=avpriv_snprintf \
2900 -D_snprintf=avpriv_snprintf \
2901 -Dvsnprintf=avpriv_vsnprintf
b797f3c4
MR
2902elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2903 libc_type=klibc
2904fi
2905
2906test -n "$libc_type" && enable $libc_type
2907
6555acad
MR
2908esc(){
2909 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2910}
2911
2912echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2913
13cb2187
AS
2914check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2915
c9d19248 2916set_default $PATHS_LIST
2a8a860a 2917set_default nm
c9d19248 2918
320d060a 2919# we need to build at least one lib type
93b3c083 2920if ! enabled_any static shared; then
320d060a
DB
2921 cat <<EOF
2922At least one library type must be built.
2923Specify --enable-static to build the static libraries or --enable-shared to
2924build the shared libraries as well. To only build the shared libraries specify
2925--disable-static in addition to --enable-shared.
2926EOF
2927 exit 1;
2928fi
2929
2184c6f7 2930die_license_disabled() {
4c27207c 2931 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2932}
2933
e417d80d 2934die_license_disabled gpl libcdio
2184c6f7 2935die_license_disabled gpl libx264
de295976 2936die_license_disabled gpl libxavs
2184c6f7 2937die_license_disabled gpl libxvid
2184c6f7
DB
2938die_license_disabled gpl x11grab
2939
2f7ae63b 2940die_license_disabled nonfree libfaac
87246953 2941die_license_disabled nonfree libfdk_aac
a060866f 2942die_license_disabled nonfree openssl
b2e3c528 2943
0b175caa
DB
2944die_license_disabled version3 libopencore_amrnb
2945die_license_disabled version3 libopencore_amrwb
d89e738a 2946die_license_disabled version3 libvo_aacenc
f502ff3f 2947die_license_disabled version3 libvo_amrwbenc
0b175caa 2948
9cad0e4e 2949enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2950
40617a6d 2951disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2952
e276d9e8
MR
2953enable_pic() {
2954 enable pic
bce7b696
MR
2955 add_cppflags -DPIC
2956 add_cflags -fPIC
2957 add_asflags -fPIC
e276d9e8
MR
2958}
2959
2960enabled pic && enable_pic
bce7b696 2961
b4d96ba2
MR
2962check_cc <<EOF || die "Symbol mangling check failed."
2963int ff_extern;
2964EOF
2a8a860a 2965sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2966extern_prefix=${sym%%ff_extern*}
2967
afb5ed55 2968check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
2969void foo(void) { __asm__ volatile ("" ::); }
2970EOF
61d251db 2971
df5e3978
MR
2972_restrict=
2973for restrict_keyword in restrict __restrict__ __restrict; do
2974 check_cc <<EOF && _restrict=$restrict_keyword && break
2975void foo(char * $restrict_keyword p);
2976EOF
2977done
2978
2979check_cc <<EOF && enable attribute_packed
2980struct { int x; } __attribute__((packed)) x;
2981EOF
2982
dffb41b9
MR
2983check_cc <<EOF && enable attribute_may_alias
2984union { int x; } __attribute__((may_alias)) x;
2985EOF
2986
df5e3978
MR
2987check_cc <<EOF || die "endian test failed"
2988unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2989EOF
48fc536a 2990od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2991
e939cedd
MR
2992if enabled alpha; then
2993
2994 check_cflags -mieee
2995
2996elif enabled arm; then
e45391bb 2997
8986fddc 2998 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2999 nogas=die
50fa82e6 3000
44caaa56
MR
3001 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3002 enable vfp_args
3003 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3004 case "${cross_prefix:-$cc}" in
3005 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3006 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3007__asm__ (".eabi_attribute 28, 1");
3008int main(void) { return 0; }
3009EOF
44caaa56
MR
3010 esac
3011 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3012 fi
fa0912fe 3013
575db883
DB
3014 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3015 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3016 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3017 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3018 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3019 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3020
575db883
DB
3021 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3022 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3023
e276d9e8
MR
3024 enabled_all armv6t2 shared !pic && enable_pic
3025
fa0912fe 3026elif enabled mips; then
e45391bb 3027
575db883
DB
3028 check_inline_asm loongson '"dmult.g $1, $2, $3"'
3029 enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"'
e45391bb 3030
fa0912fe 3031elif enabled ppc; then
e45391bb 3032
e6a0c354
MR
3033 enable local_aligned_8 local_aligned_16
3034
575db883
DB
3035 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3036 check_inline_asm ibm_asm '"add 0, 0, 0"'
3037 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3038 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3039
3040 # AltiVec flags: The FSF version of GCC differs from the Apple version
3041 if enabled altivec; then
301ab19d 3042 nogas=warn
fa0912fe
MR
3043 check_cflags -maltivec -mabi=altivec &&
3044 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3045 check_cflags -faltivec
3046
3047 # check if our compiler supports Motorola AltiVec C API
3048 check_cc <<EOF || disable altivec
3049$inc_altivec_h
3050int main(void) {
20bcce50
MR
3051 vector signed int v1 = (vector signed int) { 0 };
3052 vector signed int v2 = (vector signed int) { 1 };
3053 v1 = vec_add(v1, v2);
fa0912fe
MR
3054 return 0;
3055}
3056EOF
3057
20bcce50 3058 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3059 fi
e45391bb 3060
fa0912fe 3061elif enabled sparc; then
e45391bb 3062
575db883
DB
3063 enabled vis &&
3064 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
f69f51b3 3065 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 3066
fa0912fe 3067elif enabled x86; then
e45391bb 3068
8e85ba8d
DB
3069 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3070
f80ddd5b
RB
3071 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3072
e6a0c354
MR
3073 enable local_aligned_8 local_aligned_16
3074
44965991
PI
3075 # check whether EBP is available on x86
3076 # As 'i' is stored on the stack, this program will crash
3077 # if the base pointer is used to access it because the
3078 # base pointer is cleared in the inline assembly code.
7dfef245 3079 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3080volatile int i=0;
3081__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3082return i;
44965991
PI
3083EOF
3084
f494213c 3085 # check whether EBX is available on x86
575db883
DB
3086 check_inline_asm ebx_available '""::"b"(0)' &&
3087 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3088
6f74fb03 3089 # check whether xmm clobbers are supported
575db883 3090 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3091
239fdf1b 3092 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3093 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3094 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3095
9cca1e40 3096 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3097 if check_cmd $yasmexe --version; then
3098 enabled x86_64 && yasm_extra="-m amd64"
3099 yasm_debug="-g dwarf2"
3100 elif check_cmd nasm -v; then
3101 yasmexe=nasm
3102 yasm_debug="-g -F dwarf"
3103 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3104 fi
3105
3106 YASMFLAGS="-f $objformat $yasm_extra"
3107 enabled pic && append YASMFLAGS "-DPIC"
3108 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3109 case "$objformat" in
3110 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3111 esac
3112
48545a8f 3113 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 3114 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59
DB
3115 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
3116 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3117 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3118 fi
e45391bb 3119
669b5583
MR
3120 case "$cpu" in
3121 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3122 disable fast_clz
3123 ;;
3124 esac
3125
44965991
PI
3126fi
3127
301ab19d
MR
3128if enabled asm; then
3129 as=${gas:=$as}
575db883 3130 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3131 $nogas "GNU assembler not found, install gas-preprocessor"
3132fi
3133
4a7e068b
MR
3134check_ldflags -Wl,--as-needed
3135
a98bb16d
RP
3136if check_func dlopen; then
3137 ldl=
3138elif check_func dlopen -ldl; then
3139 ldl=-ldl
8bf5d58f
MN
3140fi
3141
54fe299b
DV
3142if enabled network; then
3143 check_type "sys/types.h sys/socket.h" socklen_t
3144 check_type netdb.h "struct addrinfo"
75d339e0
MS
3145 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3146 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3147 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3148 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3149 check_type poll.h "struct pollfd"
54fe299b
DV
3150 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3151 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3152 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3153 check_func getaddrinfo $network_extralibs
54fe299b
DV
3154 # Prefer arpa/inet.h over winsock2
3155 if check_header arpa/inet.h ; then
3156 check_func closesocket
3157 elif check_header winsock2.h ; then
47876d66
DB
3158 check_func_headers winsock2.h closesocket -lws2 &&
3159 network_extralibs="-lws2" ||
3160 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3161 network_extralibs="-lws2_32"; }
f06dee77 3162 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3163 check_type ws2tcpip.h socklen_t
3164 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3165 check_type ws2tcpip.h "struct group_source_req"
3166 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3167 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3168 check_type winsock2.h "struct pollfd"
54fe299b
DV
3169 check_type ws2tcpip.h "struct sockaddr_in6"
3170 check_type ws2tcpip.h "struct sockaddr_storage"
3171 check_struct winsock2.h "struct sockaddr" sa_len
3172 else
3173 disable network
3174 fi
3175fi
3176
75ecf149
DB
3177# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3178check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3179
534a2231 3180check_func fcntl
7483e694
DB
3181check_func fork
3182check_func gethrtime
667fb97a 3183check_func getopt
7483e694 3184check_func getrusage
fc5607f8 3185check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3186check_func gettimeofday
094c09bb 3187check_func inet_aton $network_extralibs
abfc8d05 3188check_func isatty
a5b64584 3189check_func localtime_r
4ae40685 3190check_func ${malloc_prefix}memalign && enable memalign
7483e694 3191check_func mkstemp
0328b9ea 3192check_func mmap
4ae40685 3193check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3194check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3195check_func setrlimit
87958234 3196check_func strerror_r
6379900c 3197check_func strptime
47941088 3198check_func strtok_r
ea4d5f48 3199check_func sched_getaffinity
bcc73960 3200check_func sysconf
b9e22269 3201check_func sysctl
d3d3a32c 3202check_func usleep
b507ebd1 3203check_func_headers io.h setmode
b4675d0f 3204check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3205check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3206check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3207check_func_headers windows.h GetProcessTimes
61183b5a 3208check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3209check_func_headers windows.h MapViewOfFile
d3d3a32c 3210check_func_headers windows.h Sleep
7c5bfe7a 3211check_func_headers windows.h VirtualAlloc
6ffa87d3 3212
ca6b544a 3213check_header direct.h
a98bb16d 3214check_header dlfcn.h
fa845061 3215check_header dxva.h
92c6a099 3216check_header dxva2api.h
3b1ab197 3217check_header io.h
a98bb16d 3218check_header malloc.h
bf6ce82d 3219check_header poll.h
b58412f1 3220check_header sys/mman.h
06bb5905 3221check_header sys/param.h
b091aa44 3222check_header sys/resource.h
bf6ce82d 3223check_header sys/select.h
e64bceea 3224check_header sys/time.h
542920b7 3225check_header unistd.h
272081b0
CEH
3226check_header vdpau/vdpau.h
3227check_header vdpau/vdpau_x11.h
d3d3a32c 3228check_header windows.h
68178ca9 3229check_header X11/extensions/XvMClib.h
a98bb16d 3230
a4fa192c 3231disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3232disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3233
ff3755cb
JG
3234if ! disabled w32threads && ! enabled pthreads; then
3235 check_func _beginthreadex && enable w32threads
3236fi
3237
57bd82d4
MR
3238# check for some common methods of building with pthread support
3239# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3240if ! disabled pthreads && ! enabled w32threads; then
3241 enable pthreads
9e7fd101
MR
3242 if check_func pthread_create; then
3243 :
3244 elif check_func pthread_create -pthread; then
3245 add_cflags -pthread
afc9aee2 3246 add_extralibs -pthread
9e7fd101
MR
3247 elif check_func pthread_create -pthreads; then
3248 add_cflags -pthreads
afc9aee2 3249 add_extralibs -pthreads
8d94f606
GT
3250 elif check_func pthread_create -lpthreadGC2; then
3251 add_extralibs -lpthreadGC2
9e7fd101 3252 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3253 disable pthreads
9e7fd101 3254 fi
57bd82d4
MR
3255fi
3256
8eee7025 3257for thread in $THREADS_LIST; do
e5f94c2b 3258 if enabled $thread; then
3ae3b721
RP
3259 test -n "$thread_type" &&
3260 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3261 thread_type="$thread"
e5f94c2b
RP
3262 fi
3263done
3264
50f7c296 3265check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3266enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3267
15333562 3268check_mathfunc cbrtf
645d2652
MR
3269check_mathfunc exp2
3270check_mathfunc exp2f
46df708b
MS
3271check_mathfunc isinf
3272check_mathfunc isnan
645d2652 3273check_mathfunc llrint
07876e25 3274check_mathfunc llrintf
645d2652
MR
3275check_mathfunc log2
3276check_mathfunc log2f
3277check_mathfunc lrint
3278check_mathfunc lrintf
183b1c22 3279check_mathfunc rint
645d2652
MR
3280check_mathfunc round
3281check_mathfunc roundf
23d3931a 3282check_mathfunc trunc