doxygen: Fix function parameter names to match the code
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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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(){
06454877
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58cat <<EOF
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]
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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]
7c922411 184 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 185 --enable-librtmp enable RTMP[E] support via librtmp [no]
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186 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
187 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 188 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 189 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 190 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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191 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
192 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 193 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 194 --enable-libxavs enable AVS encoding via xavs [no]
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195 --enable-libxvid enable Xvid encoding via xvidcore,
196 native MPEG-4/Xvid encoder exists [no]
a060866f 197 --enable-openssl enable openssl [no]
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198 --enable-zlib enable zlib [autodetect]
199
200Advanced options (experts only):
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201 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
202 --enable-cross-compile assume a cross-compiler is used
203 --sysroot=PATH root of cross-build tree
204 --sysinclude=PATH location of cross-build system headers
205 --target-os=OS compiler targets OS [$target_os]
206 --target-exec=CMD command to run executables on target
207 --target-path=DIR path to view of build directory on target
208 --nm=NM use nm tool
121d78d0 209 --ar=AR use archive tool AR [$ar_default]
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210 --as=AS use assembler AS [$as_default]
211 --cc=CC use C compiler CC [$cc_default]
193cdd9a 212 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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213 --ld=LD use linker LD
214 --host-cc=HOSTCC use host C compiler HOSTCC
215 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
216 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
217 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 218 --host-os=OS compiler host OS [$target_os]
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219 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
220 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
221 --extra-libs=ELIBS add ELIBS [$ELIBS]
222 --extra-version=STRING version string suffix []
193cdd9a 223 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 224 --build-suffix=SUFFIX library name suffix []
3b327a4b 225 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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226 --arch=ARCH select architecture [$arch]
227 --cpu=CPU select the minimum required CPU (affects
228 instruction selection, may crash on older CPUs)
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DB
229 --enable-pic build position-independent code
230 --enable-sram allow use of on-chip SRAM
193cdd9a 231 --enable-thumb compile for Thumb instruction set
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DB
232 --disable-symver disable symbol versioning
233 --disable-fastdiv disable table-based division
234 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
235 --disable-safe-bitstream-reader
236 disable buffer boundary checking in bitreaders
237 (faster, but may crash)
238 --enable-memalign-hack emulate memalign, interferes with memory debuggers
239
240Optimization options (experts only):
c8a4ae00 241 --disable-asm disable all assembler optimizations
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242 --disable-altivec disable AltiVec optimizations
243 --disable-amd3dnow disable 3DNow! optimizations
244 --disable-amd3dnowext disable 3DNow! extended optimizations
245 --disable-mmx disable MMX optimizations
239fdf1b 246 --disable-mmxext disable MMXEXT optimizations
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247 --disable-sse disable SSE optimizations
248 --disable-ssse3 disable SSSE3 optimizations
87f1355f 249 --disable-avx disable AVX optimizations
79687079 250 --disable-fma4 disable FMA4 optimizations
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251 --disable-armv5te disable armv5te optimizations
252 --disable-armv6 disable armv6 optimizations
253 --disable-armv6t2 disable armv6t2 optimizations
254 --disable-armvfp disable ARM VFP optimizations
06454877 255 --disable-mmi disable MMI optimizations
5ea20630 256 --disable-neon disable NEON optimizations
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257 --disable-vis disable VIS optimizations
258 --disable-yasm disable use of yasm assembler
06454877 259
070c5d0f 260Developer options (useful when working on Libav itself):
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261 --disable-debug disable debugging symbols
262 --enable-debug=LEVEL set the debug level [$debuglevel]
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263 --disable-optimizations disable compiler optimizations
264 --enable-extra-warnings enable more compiler warnings
52b3cc60 265 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 266 \$LIBAV_SAMPLES at make invocation time.
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267 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
268 should be used only for debugging purposes)
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269 --enable-random randomly enable/disable components
270 --disable-random
271 --enable-random=LIST randomly enable/disable specific components or
272 --disable-random=LIST component groups. LIST is a comma-separated list
273 of NAME[:PROB] entries where NAME is a component
274 (group) and PROB the probability associated with
275 NAME (default 0.5).
276 --random-seed=VALUE seed value for --enable/disable-random
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277
278NOTE: Object files are built at the place where configure is launched.
279EOF
60e8bc13 280 exit 0
74c53c2d 281}
cf9d24ad 282
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283quotes='""'
284
57bd82d4 285log(){
2270b4b2 286 echo "$@" >> $logfile
57bd82d4
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287}
288
720c69da 289log_file(){
c8e9f801 290 log BEGIN $1
2270b4b2 291 pr -n -t $1 >> $logfile
c8e9f801
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292 log END $1
293}
294
2ba042a7 295echolog(){
c8e9f801 296 log "$@"
57bd82d4 297 echo "$@"
2ba042a7
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298}
299
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300warn(){
301 log "WARNING: $*"
302 WARNINGS="${WARNINGS}WARNING: $*\n"
303}
304
2ba042a7
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305die(){
306 echolog "$@"
307 cat <<EOF
d326cf7f 308
2ba042a7 309If you think configure made a mistake, make sure you are using the latest
4a6a21f5 310version from Git. If the latest version fails, report the problem to the
070c5d0f 311libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 312EOF
e155a21a 313 if disabled logging; then
2ba042a7 314 cat <<EOF
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315Rerun configure with logging enabled (do not use --disable-logging), and
316include the log this produces with your report.
2ba042a7
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317EOF
318 else
319cat <<EOF
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DB
320Include the log file "$logfile" produced by configure as this will help
321solving the problem.
2ba042a7
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322EOF
323 fi
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324 exit 1
325}
326
6c6007d6 327# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 328toupper(){
6c6007d6 329 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
330}
331
4a5444db 332tolower(){
6c6007d6 333 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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334}
335
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336c_escape(){
337 echo "$*" | sed 's/["\\]/\\\0/g'
338}
339
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340sh_quote(){
341 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 342 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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343 echo "$v"
344}
345
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346cleanws(){
347 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
348}
349
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MR
350filter(){
351 pat=$1
352 shift
353 for v; do
98ef6079 354 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
355 done
356}
357
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MR
358filter_out(){
359 pat=$1
360 shift
361 for v; do
362 eval "case $v in $pat) ;; *) echo $v ;; esac"
363 done
364}
365
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366map(){
367 m=$1
368 shift
e0e335a0 369 for v; do eval $m; done
36e2dea0
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370}
371
a8d04fba
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372set_all(){
373 value=$1
374 shift
375 for var in $*; do
376 eval $var=$value
377 done
378}
379
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380set_weak(){
381 value=$1
382 shift
383 for var; do
384 eval : \${$var:=$value}
385 done
386}
387
3f8040db
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388set_safe(){
389 var=$1
390 shift
391 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
392}
393
394get_safe(){
395 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
396}
397
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398pushvar(){
399 for var in $*; do
400 eval level=\${${var}_level:=0}
401 eval ${var}_${level}="\$$var"
402 eval ${var}_level=$(($level+1))
403 done
404}
405
406popvar(){
407 for var in $*; do
408 eval level=\${${var}_level:-0}
409 test $level = 0 && continue
410 eval level=$(($level-1))
411 eval $var="\${${var}_${level}}"
412 eval ${var}_level=$level
413 eval unset ${var}_${level}
414 done
415}
416
a8d04fba
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417enable(){
418 set_all yes $*
419}
420
421disable(){
422 set_all no $*
423}
424
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425enable_weak(){
426 set_weak yes $*
427}
428
429disable_weak(){
430 set_weak no $*
431}
432
72702705 433enable_safe(){
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434 for var; do
435 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
436 done
72702705
MR
437}
438
439disable_safe(){
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440 for var; do
441 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
442 done
72702705
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443}
444
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MR
445do_enable_deep(){
446 for var; do
447 enabled $var && continue
448 eval sel="\$${var}_select"
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449 eval sgs="\$${var}_suggest"
450 pushvar var sgs
f9d328da 451 enable_deep $sel
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452 popvar sgs
453 enable_deep_weak $sgs
f9d328da
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454 popvar var
455 done
456}
457
458enable_deep(){
459 do_enable_deep $*
460 enable $*
461}
462
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463enable_deep_weak(){
464 do_enable_deep $*
465 enable_weak $*
466}
467
57bd82d4 468enabled(){
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MR
469 test "${1#!}" = "$1" && op== || op=!=
470 eval test "x\$${1#!}" $op "xyes"
44161118
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471}
472
37970ebf 473disabled(){
3250003c
MR
474 test "${1#!}" = "$1" && op== || op=!=
475 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
476}
477
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478enabled_all(){
479 for opt; do
480 enabled $opt || return 1
481 done
482}
483
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484disabled_all(){
485 for opt; do
486 disabled $opt || return 1
487 done
488}
489
44161118
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490enabled_any(){
491 for opt; do
492 enabled $opt && return 0
493 done
494}
495
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496disabled_any(){
497 for opt; do
498 disabled $opt && return 0
499 done
f7b230a7 500 return 1
85bca2c5
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501}
502
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MR
503set_default(){
504 for opt; do
88268e94 505 eval : \${$opt:=\$${opt}_default}
c9d19248
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506 done
507}
508
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509is_in(){
510 value=$1
511 shift
512 for var in $*; do
513 [ $var = $value ] && return 0
514 done
515 return 1
516}
517
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518check_deps(){
519 for cfg; do
3250003c 520 cfg="${cfg#!}"
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521 enabled ${cfg}_checking && die "Circular dependency for $cfg."
522 disabled ${cfg}_checking && continue
523 enable ${cfg}_checking
524
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525 eval dep_all="\$${cfg}_deps"
526 eval dep_any="\$${cfg}_deps_any"
7ef3425f 527 eval dep_sel="\$${cfg}_select"
c510c7b5 528 eval dep_sgs="\$${cfg}_suggest"
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529 eval dep_ifa="\$${cfg}_if"
530 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 531
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532 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
533 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
534 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 535
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536 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
537 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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538 enabled_all $dep_all || disable $cfg
539 enabled_any $dep_any || disable $cfg
7ef3425f 540 disabled_any $dep_sel && disable $cfg
799c9e9b 541
4ec45764
RP
542 if enabled $cfg; then
543 eval dep_extralibs="\$${cfg}_extralibs"
544 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 545 enable_deep $dep_sel
c510c7b5 546 enable_deep_weak $dep_sgs
4ec45764
RP
547 fi
548
799c9e9b 549 disable ${cfg}_checking
30fd06be
MR
550 done
551}
552
72cfcf41
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553print_config_h(){
554 enabled $1 && v=1 || v=0
555 echo "#define $2 $v"
556}
557
558print_config_mak(){
559 enabled $1 && v= || v=!
560 echo "$v$2=yes"
561}
562
55127e7b 563print_config_asm(){
3b15a6d7
RB
564 enabled $1 && v=1 || v=0
565 echo "%define $2 $v"
55127e7b
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566}
567
44161118
MR
568print_config(){
569 pfx=$1
72cfcf41
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570 files=$2
571 shift 2
44161118 572 for cfg; do
5e622c40 573 ucname="$(toupper $cfg)"
72cfcf41
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574 for f in $files; do
575 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
576 done
44161118 577 done
57bd82d4
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578}
579
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580print_enabled(){
581 test "$1" = -n && end=" " && shift || end="\n"
582 suf=$1
583 shift
584 for v; do
585 enabled $v && printf "%s$end" ${v%$suf};
586 done
587}
588
57bd82d4
MR
589append(){
590 var=$1
591 shift
57bd82d4
MR
592 eval "$var=\"\$$var $*\""
593}
594
60361817
MR
595prepend(){
596 var=$1
597 shift
598 eval "$var=\"$* \$$var\""
599}
600
50a334e4 601add_cppflags(){
cd52ec95 602 append CPPFLAGS "$@"
50a334e4
MR
603}
604
57bd82d4 605add_cflags(){
01d31e16 606 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
607}
608
2f2e6c7c 609add_asflags(){
01d31e16 610 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
611}
612
57bd82d4 613add_ldflags(){
64933b6c 614 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
615}
616
617add_extralibs(){
64933b6c 618 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
619}
620
6c3fa06a
MR
621add_host_cflags(){
622 append host_cflags $($host_cflags_filter "$@")
623}
624
625add_host_ldflags(){
626 append host_ldflags $($host_ldflags_filter "$@")
627}
628
b0cfb663 629check_cmd(){
b3cb5d51 630 log "$@"
2270b4b2 631 "$@" >> $logfile 2>&1
b0cfb663
MR
632}
633
b2704a65
MR
634cc_o(){
635 eval printf '%s\\n' $CC_O
636}
637
18031c49
MR
638cc_e(){
639 eval printf '%s\\n' $CC_E
640}
641
dcd479c0 642check_cc(){
57bd82d4 643 log check_cc "$@"
2270b4b2 644 cat > $TMPC
720c69da 645 log_file $TMPC
23565c26 646 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
647}
648
649check_cpp(){
650 log check_cpp "$@"
2270b4b2 651 cat > $TMPC
720c69da 652 log_file $TMPC
18031c49 653 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
654}
655
f65883c8
MR
656check_as(){
657 log check_as "$@"
658 cat > $TMPC
659 log_file $TMPC
23565c26 660 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C -o $TMPO $TMPC
f65883c8
MR
661}
662
940f335a
MR
663check_asm(){
664 log check_asm "$@"
665 name="$1"
3784e82e 666 code="$2"
940f335a 667 shift 2
49214f61
MR
668 disable $name
669 check_as "$@" <<EOF && enable $name
3784e82e 670void foo(void){ __asm__ volatile($code); }
940f335a
MR
671EOF
672}
673
304d586d
LM
674check_yasm(){
675 log check_yasm "$@"
676 echo "$1" > $TMPS
677 log_file $TMPS
678 shift 1
679 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
680}
681
dcd479c0 682check_ld(){
57bd82d4 683 log check_ld "$@"
3155a644
MR
684 flags=''
685 libs=''
686 for f; do
687 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
688 done
01d31e16 689 check_cc $($cflags_filter $flags) || return
64933b6c
MR
690 flags=$($ldflags_filter $flags)
691 libs=$($ldflags_filter $libs)
7e75f9fe 692 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
693}
694
5adc829e
MR
695check_code(){
696 log check_code "$@"
697 check=$1
698 headers=$2
699 code=$3
700 shift 3
701 {
702 for hdr in $headers; do
703 echo "#include <$hdr>"
704 done
705 echo "int main(void) { $code; return 0; }"
706 } | check_$check "$@"
707}
708
50a334e4
MR
709check_cppflags(){
710 log check_cppflags "$@"
caf458dd 711 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
712int x;
713EOF
714}
715
dcd479c0 716check_cflags(){
57bd82d4 717 log check_cflags "$@"
01d31e16 718 set -- $($cflags_filter "$@")
caf458dd 719 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
720int x;
721EOF
722}
723
2ed46eea
MR
724test_ldflags(){
725 log test_ldflags "$@"
726 check_ld "$@" <<EOF
c23a0ac8 727int main(void){ return 0; }
dcd479c0
MR
728EOF
729}
730
2ed46eea
MR
731check_ldflags(){
732 log check_ldflags "$@"
733 test_ldflags "$@" && add_ldflags "$@"
734}
735
dcd479c0 736check_header(){
57bd82d4 737 log check_header "$@"
dcd479c0
MR
738 header=$1
739 shift
b77df637
MR
740 disable_safe $header
741 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
742#include <$header>
743int x;
744EOF
745}
746
747check_func(){
57bd82d4 748 log check_func "$@"
dcd479c0
MR
749 func=$1
750 shift
d8bc5f06
MR
751 disable $func
752 check_ld "$@" <<EOF && enable $func
dcd479c0 753extern int $func();
c23a0ac8 754int main(void){ $func(); }
dcd479c0
MR
755EOF
756}
757
645d2652 758check_mathfunc(){
6b73c0ae 759 log check_mathfunc "$@"
645d2652
MR
760 func=$1
761 shift
762 disable $func
763 check_ld "$@" <<EOF && enable $func
764#include <math.h>
33bd38db
MR
765float foo(float f) { return $func(f); }
766int main(void){ return 0; }
645d2652
MR
767EOF
768}
769
2446d3d6
DB
770check_func_headers(){
771 log check_func_headers "$@"
f8d7b072 772 headers=$1
edaf1ae2 773 funcs=$2
f8d7b072 774 shift 2
edaf1ae2
MR
775 {
776 for hdr in $headers; do
777 echo "#include <$hdr>"
778 done
779 for func in $funcs; do
780 echo "long check_$func(void) { return (long) $func; }"
781 done
782 echo "int main(void) { return 0; }"
783 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
784}
785
a5344cf7
SS
786check_cpp_condition(){
787 log check_cpp_condition "$@"
788 header=$1
789 condition=$2
f855b7b9 790 shift 2
cd52ec95 791 check_cpp "$@" <<EOF
a5344cf7
SS
792#include <$header>
793#if !($condition)
794#error "unsatisfied condition: $condition"
795#endif
796EOF
797}
798
57bd82d4
MR
799check_lib(){
800 log check_lib "$@"
801 header="$1"
802 func="$2"
803 shift 2
84400e9d 804 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
805}
806
f8d7b072
MR
807check_lib2(){
808 log check_lib2 "$@"
809 headers="$1"
edaf1ae2 810 funcs="$2"
f8d7b072 811 shift 2
edaf1ae2 812 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
813}
814
3f8040db
MR
815check_pkg_config(){
816 log check_pkg_config "$@"
817 pkg="$1"
818 headers="$2"
819 funcs="$3"
820 shift 3
821 $pkg_config --exists $pkg || return
822 pkg_cflags=$($pkg_config --cflags $pkg)
823 pkg_libs=$($pkg_config --libs $pkg)
824 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
825 set_safe ${pkg}_cflags $pkg_cflags &&
826 set_safe ${pkg}_libs $pkg_libs
827}
828
dcd479c0 829check_exec(){
2270b4b2 830 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
831}
832
7dfef245 833check_exec_crash(){
5e622c40 834 code=$(cat)
7dfef245
MR
835
836 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
837 # are safe but may not be available everywhere. Thus we use
838 # raise(SIGTERM) instead. The check is run in a subshell so we
839 # can redirect the "Terminated" message from the shell. SIGBUS
840 # is not defined by standard C so it is used conditionally.
841
2270b4b2 842 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
843#include <signal.h>
844static void sighandler(int sig){
845 raise(SIGTERM);
846}
e5af4a11 847int main(void){
7dfef245
MR
848 signal(SIGILL, sighandler);
849 signal(SIGFPE, sighandler);
850 signal(SIGSEGV, sighandler);
851#ifdef SIGBUS
852 signal(SIGBUS, sighandler);
853#endif
854 { $code }
855}
856EOF
857}
858
72be9e73
DY
859check_type(){
860 log check_type "$@"
861 headers=$1
862 type=$2
863 shift 2
ae550ce9 864 disable_safe "$type"
5adc829e 865 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
866}
867
14d36751
MR
868check_struct(){
869 log check_type "$@"
870 headers=$1
871 struct=$2
872 member=$3
873 shift 3
874 disable_safe "${struct}_${member}"
5adc829e
MR
875 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
876 enable_safe "${struct}_${member}"
14d36751
MR
877}
878
57bd82d4
MR
879require(){
880 name="$1"
881 header="$2"
882 func="$3"
883 shift 3
884 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
885}
886
f8d7b072
MR
887require2(){
888 name="$1"
889 headers="$2"
890 func="$3"
891 shift 3
892 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
893}
894
3f8040db
MR
895require_pkg_config(){
896 pkg="$1"
897 check_pkg_config "$@" || die "ERROR: $pkg not found"
898 add_cflags $(get_safe ${pkg}_cflags)
899 add_extralibs $(get_safe ${pkg}_libs)
900}
901
f0125de9
MR
902check_host_cc(){
903 log check_host_cc "$@"
904 cat > $TMPC
905 log_file $TMPC
906 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
907}
908
909check_host_cflags(){
910 log check_host_cflags "$@"
6c3fa06a 911 set -- $($host_cflags_filter "$@")
f0125de9
MR
912 check_host_cc "$@" <<EOF && append host_cflags "$@"
913int x;
914EOF
915}
916
c505dd31
MR
917apply(){
918 file=$1
919 shift
920 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
921}
922
c34681df 923cp_if_changed(){
5e27ec28
MR
924 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
925 mkdir -p "$(dirname $2)"
926 cp -f "$1" "$2"
c34681df
MR
927}
928
dcd61286
DB
929# CONFIG_LIST contains configurable options, while HAVE_LIST is for
930# system-dependent things.
931
4a0d6686
AJ
932COMPONENT_LIST="
933 bsfs
934 decoders
935 demuxers
936 encoders
3cde40aa 937 filters
5666fd73 938 hwaccels
c552605c 939 indevs
4a0d6686 940 muxers
c552605c 941 outdevs
4a0d6686
AJ
942 parsers
943 protocols
944"
945
055c61b8
DB
946PROGRAM_LIST="
947 avconv
948 avplay
949 avprobe
950 avserver
055c61b8
DB
951"
952
4a0d6686
AJ
953CONFIG_LIST="
954 $COMPONENT_LIST
055c61b8 955 $PROGRAM_LIST
5a0f7131
MR
956 avcodec
957 avdevice
f7679c54 958 avfilter
5a0f7131 959 avformat
c8af852b 960 avresample
c88f5d72 961 avisynth
f402916e 962 bzlib
7f3f5f46 963 dct
c73f65d9 964 doc
05aec7bb 965 dwt
92c6a099 966 dxva2
27a9466b 967 fastdiv
1848f7d9 968 fft
47941088 969 frei0r
bc8c1395 970 gnutls
c88f5d72 971 gpl
d8d0d0b2 972 gray
3abe5fbd 973 hardcoded_tables
e417d80d 974 libcdio
f7b8bffe 975 libdc1394
2eed5a46 976 libfaac
37eeb5e2 977 libfdk_aac
a5b64584 978 libfreetype
c88f5d72 979 libgsm
3641b048 980 libilbc
6ebe07fb 981 libmp3lame
0b175caa
DB
982 libopencore_amrnb
983 libopencore_amrwb
6ebf0bfc 984 libopencv
9a77d59a 985 libopenjpeg
0de9c41f 986 libpulse
0f943ce6 987 librtmp
f7cd9eed 988 libschroedinger
ae14f311 989 libspeex
150d2772 990 libtheora
d89e738a 991 libvo_aacenc
f502ff3f 992 libvo_amrwbenc
c88f5d72 993 libvorbis
8299a7f8 994 libvpx
1cc60c47 995 libx264
de295976 996 libxavs
1cc60c47 997 libxvid
b781cc12 998 lsp
47a158cb 999 mdct
c88f5d72 1000 memalign_hack
c88f5d72 1001 network
3fe142e2 1002 nonfree
a060866f 1003 openssl
8a3c8627 1004 pic
68602540 1005 rdft
e90f5b5a 1006 runtime_cpudetect
8cfbbd92 1007 safe_bitstream_reader
2e35e684 1008 shared
bd2216e4 1009 small
6b35d421 1010 sram
2e35e684 1011 static
5a0f7131 1012 swscale
a9ddb5b1 1013 swscale_alpha
8986fddc 1014 thumb
17492d5e 1015 vaapi
ac3dbb4d 1016 vda
17492d5e 1017 vdpau
9cad0e4e 1018 version3
7e4d9d5d 1019 xmm_clobber_test
56a059ac 1020 x11grab
c88f5d72 1021 zlib
4a0d6686 1022"
c88f5d72 1023
8eee7025 1024THREADS_LIST='
8eee7025
DB
1025 pthreads
1026 w32threads
1027'
1028
3f5b56e5
MR
1029ARCH_LIST='
1030 alpha
a2fc0f6a 1031 arm
fdcd782d
MR
1032 avr32
1033 avr32_ap
1034 avr32_uc
3f5b56e5
MR
1035 bfin
1036 ia64
1037 m68k
1038 mips
bae3abb0 1039 mips64
3f5b56e5 1040 parisc
79cb09b2 1041 ppc
34d11b87 1042 ppc64
3f5b56e5
MR
1043 s390
1044 sh4
1045 sparc
1046 sparc64
0844bae1 1047 tomi
3f5b56e5
MR
1048 x86
1049 x86_32
1050 x86_64
1051'
1052
1053ARCH_EXT_LIST='
1ac9331a 1054 altivec
3bf96eec 1055 amd3dnow
a1ef9f08 1056 amd3dnowext
1ac9331a 1057 armv5te
edab3048 1058 armv6
ab5cb084 1059 armv6t2
f55b299a 1060 armvfp
87f1355f 1061 avx
79687079 1062 fma4
3f5b56e5
MR
1063 mmi
1064 mmx
239fdf1b 1065 mmxext
6b18d278 1066 neon
799fde37 1067 ppc4xx
1bb04d5a 1068 sse
9eeed841 1069 ssse3
93eb8e4d 1070 vfpv3
bd9d34a0 1071 vis
3f5b56e5
MR
1072'
1073
a3e02a8c
MR
1074HAVE_LIST_PUB='
1075 bigendian
d268eee9 1076 fast_unaligned
a3e02a8c
MR
1077'
1078
3f5b56e5
MR
1079HAVE_LIST="
1080 $ARCH_EXT_LIST
a3e02a8c 1081 $HAVE_LIST_PUB
3f5b56e5 1082 $THREADS_LIST
be1a839c 1083 aligned_malloc
59782b82 1084 aligned_stack
35fd8122 1085 alsa_asoundlib_h
3f5b56e5 1086 altivec_h
c9fdab0d 1087 arpa_inet_h
ec9d2c15 1088 asm_mod_q
6308729e 1089 asm_mod_y
dffb41b9 1090 attribute_may_alias
e7ea5e3d 1091 attribute_packed
15333562 1092 cbrtf
ecf97f22 1093 closesocket
1ac9331a 1094 cmov
c0ee695b 1095 cpuid
180d43bc 1096 cpunop
c88f5d72 1097 dcbzl
f8aa696f
DB
1098 dev_bktr_ioctl_bt848_h
1099 dev_bktr_ioctl_meteor_h
1100 dev_ic_bt8xx_h
f8aa696f 1101 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1102 dev_video_meteor_ioctl_meteor_h
18b67ae5 1103 dlfcn_h
c88f5d72 1104 dlopen
bc574408 1105 dos_paths
fa845061 1106 dxva_h
245626d0
DB
1107 ebp_available
1108 ebx_available
6b7c7703
VS
1109 exp2
1110 exp2f
c2a29455 1111 fast_64bit
669b5583 1112 fast_clz
7073e9fc 1113 fast_cmov
534a2231 1114 fcntl
9d99cc5a 1115 fork
84882df6 1116 getaddrinfo
da9e86f8 1117 gethrtime
667fb97a 1118 getopt
02e8f427 1119 GetProcessAffinityMask
fc5607f8 1120 GetProcessMemoryInfo
4e68cb8a 1121 GetProcessTimes
61183b5a 1122 GetSystemTimeAsFileTime
66be5b45 1123 getrusage
61183b5a 1124 gettimeofday
a49d3025 1125 gnu_as
2f0c136e 1126 ibm_asm
2e1913b1 1127 inet_aton
61d251db 1128 inline_asm
3b1ab197 1129 io_h
abfc8d05 1130 isatty
46df708b
MS
1131 isinf
1132 isnan
8772997d 1133 jack_port_get_latency_range
9f5ff83f 1134 ldbrx
0b4a1821
AS
1135 libdc1394_1
1136 libdc1394_2
a33cab3a 1137 llrint
07876e25 1138 llrintf
d96cd429
MR
1139 local_aligned_16
1140 local_aligned_8
a5b64584 1141 localtime_r
291fd18a 1142 log2
6b7c7703 1143 log2f
85dd97ad 1144 loongson
a33cab3a 1145 lrint
c88f5d72 1146 lrintf
f8aa696f
DB
1147 machine_ioctl_bt848_h
1148 machine_ioctl_meteor_h
c88f5d72 1149 malloc_h
73f6d31e 1150 MapViewOfFile
c88f5d72 1151 memalign
6ffa87d3 1152 mkstemp
f80ddd5b 1153 mm_empty
0328b9ea 1154 mmap
d3d3a32c 1155 nanosleep
5699884c 1156 netinet_sctp_h
3e0b1c9a 1157 poll_h
1f91cdce 1158 posix_memalign
07b28702 1159 rdtsc
183b1c22 1160 rint
a33cab3a
MK
1161 round
1162 roundf
358d854d 1163 rweflags
ea4d5f48 1164 sched_getaffinity
c88f5d72
MR
1165 sdl
1166 sdl_video_size
b507ebd1 1167 setmode
3e0b1c9a 1168 setrlimit
d3d3a32c 1169 Sleep
15d59d2c 1170 sndio_h
72be9e73 1171 socklen_t
deb29777 1172 soundcard_h
87958234 1173 strerror_r
6379900c 1174 strptime
47941088 1175 strtok_r
c0018613 1176 struct_addrinfo
75d339e0
MS
1177 struct_group_source_req
1178 struct_ip_mreq_source
b4d68544 1179 struct_ipv6_mreq
cdee08e3 1180 struct_pollfd
3e0b1c9a 1181 struct_rusage_ru_maxrss
b4d68544 1182 struct_sockaddr_in6
3b2372bf 1183 struct_sockaddr_sa_len
33a4dbdd 1184 struct_sockaddr_storage
a6a4793d 1185 struct_v4l2_frmivalenum_discrete
b462d132 1186 symver
b462d132 1187 symver_asm_label
3e0b1c9a 1188 symver_gnu_asm
bcc73960 1189 sysconf
b9e22269 1190 sysctl
b58412f1 1191 sys_mman_h
06bb5905 1192 sys_param_h
b091aa44 1193 sys_resource_h
81644c2e 1194 sys_select_h
deb29777 1195 sys_soundcard_h
e64bceea 1196 sys_time_h
1b6e8b73 1197 sys_videoio_h
b265431e 1198 threads
23d3931a 1199 trunc
7b04b8a0 1200 truncf
542920b7 1201 unistd_h
d3d3a32c 1202 usleep
ce742de2 1203 vfp_args
7c5bfe7a 1204 VirtualAlloc
d3d3a32c 1205 windows_h
6ff3f3e7 1206 winsock2_h
cc078b5d 1207 xform_asm
3f150ffb 1208 xgetbv
6f74fb03 1209 xmm_clobbers
304d586d 1210 yasm
0cb78cef 1211"
44161118 1212
b6bb00b0
MR
1213# options emitted with CONFIG_ prefix but not available on command line
1214CONFIG_EXTRA="
87849592 1215 aandcttables
bfe9f48a 1216 ac3dsp
dc4f5a1c 1217 avutil
bfe9f48a 1218 gcrypt
478fd534 1219 golomb
9cad0e4e 1220 gplv3
478fd534
DB
1221 h264chroma
1222 h264dsp
1223 h264pred
915a2a0a 1224 h264qpel
478fd534 1225 huffman
9cad0e4e 1226 lgplv3
478fd534 1227 lpc
bfe9f48a 1228 mpegaudiodsp
18bbca1f 1229 mpegvideo
bfe9f48a
DB
1230 nettle
1231 rtpdec
1232 sinewin
ab9f9876 1233 vp3dsp
b6bb00b0
MR
1234"
1235
520cc7f1 1236CMDLINE_SELECT="
3f5b56e5 1237 $ARCH_EXT_LIST
520cc7f1 1238 $CONFIG_LIST
8eee7025 1239 $THREADS_LIST
c8a4ae00 1240 asm
db6107b6 1241 cross_compile
520cc7f1
MR
1242 debug
1243 extra_warnings
8c6afa4d 1244 logging
d2bbb2f7 1245 optimizations
9baec618 1246 symver
7595a5e4 1247 yasm
520cc7f1 1248"
426be5dc
DB
1249
1250PATHS_LIST='
d156bede 1251 bindir
14a8acf1 1252 datadir
26759c44
MR
1253 incdir
1254 libdir
26759c44
MR
1255 mandir
1256 prefix
1257 shlibdir
426be5dc
DB
1258'
1259
1260CMDLINE_SET="
1261 $PATHS_LIST
121d78d0 1262 ar
426be5dc 1263 arch
313c46a6 1264 as
426be5dc
DB
1265 build_suffix
1266 cc
1267 cpu
1268 cross_prefix
50567afa 1269 dep_cc
ac63af34 1270 extra_version
9da6609f
MR
1271 host_cc
1272 host_cflags
1273 host_ldflags
1274 host_libs
82bb3329 1275 host_os
684b28e0 1276 ld
426be5dc 1277 logfile
4ae40685 1278 malloc_prefix
89641463 1279 nm
9cd7b854 1280 optflags
3f8040db 1281 pkg_config
154caa67 1282 random_seed
2fad0977 1283 samples
c5200f17
MR
1284 sysinclude
1285 sysroot
a7ada2ba 1286 target_exec
26759c44 1287 target_os
a7ada2ba 1288 target_path
426be5dc 1289"
520cc7f1 1290
89f2932b
MR
1291CMDLINE_APPEND="
1292 extra_cflags
1293"
1294
912f3148
DB
1295# code dependency declarations
1296
9eeed841 1297# architecture extensions
808fa33c 1298
a2fc0f6a
MR
1299armv5te_deps="arm"
1300armv6_deps="arm"
ab5cb084 1301armv6t2_deps="arm"
a2fc0f6a 1302armvfp_deps="arm"
808fa33c 1303neon_deps="arm"
93eb8e4d 1304vfpv3_deps="armvfp"
808fa33c 1305
e241ba14 1306mmi_deps="mips"
808fa33c
MR
1307
1308altivec_deps="ppc"
1309ppc4xx_deps="ppc"
1310
1311vis_deps="sparc"
1312
7f8c3d1f 1313x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1314amd3dnow_deps="mmx"
1315amd3dnowext_deps="amd3dnow"
9eeed841 1316mmx_deps="x86"
239fdf1b 1317mmxext_deps="mmx"
75aa95a6
DB
1318sse_deps="mmx"
1319ssse3_deps="sse"
87f1355f 1320avx_deps="ssse3"
79687079 1321fma4_deps="avx"
9eeed841 1322
59782b82 1323aligned_stack_if_any="ppc x86"
e939cedd 1324fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1325fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1326fast_unaligned_if_any="armv6 ppc x86"
669b5583 1327
6fec122a 1328inline_asm_deps="!tms470"
3e0b1c9a 1329need_memalign="altivec neon sse"
89e053f8 1330
b462d132
MR
1331symver_if_any="symver_asm_label symver_gnu_asm"
1332
26fbcc85 1333# subsystems
dc609252 1334dct_select="rdft"
26fbcc85
MR
1335mdct_select="fft"
1336rdft_select="fft"
c4f5c2d6 1337mpegaudiodsp_select="dct"
26fbcc85 1338
5666fd73 1339# decoders / encoders / hardware accelerators
cfc2a0cf 1340aac_decoder_select="mdct sinewin"
4538729a 1341aac_encoder_select="mdct sinewin"
136e19e1 1342aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1343ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1344ac3_encoder_select="mdct ac3dsp"
3d269059 1345ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1346alac_encoder_select="lpc"
b781cc12 1347amrnb_decoder_select="lsp"
2b2a597e 1348amrwb_decoder_select="lsp"
4538729a 1349atrac1_decoder_select="mdct sinewin"
26fbcc85 1350atrac3_decoder_select="mdct"
a33657ce
DB
1351binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1352binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1353cavs_decoder_select="golomb mpegvideo"
4538729a 1354cook_decoder_select="mdct sinewin"
2eef7c62 1355cscd_decoder_suggest="zlib"
26fbcc85 1356dca_decoder_select="mdct"
18bbca1f 1357dnxhd_encoder_select="aandcttables mpegvideo"
2eef7c62 1358dxa_decoder_select="zlib"
baf91bb9 1359eac3_decoder_select="ac3_decoder"
aa47c35d 1360eac3_encoder_select="mdct ac3dsp"
87849592
DB
1361eamad_decoder_select="aandcttables"
1362eatgq_decoder_select="aandcttables"
18bbca1f 1363eatqi_decoder_select="aandcttables mpegvideo"
4f034993
MR
1364ffv1_decoder_select="golomb"
1365flac_decoder_select="golomb"
f4d608e3 1366flac_encoder_select="golomb lpc"
2eef7c62
AJ
1367flashsv_decoder_select="zlib"
1368flashsv_encoder_select="zlib"
c2d23309 1369flashsv2_decoder_select="zlib"
4414137e 1370flv_decoder_select="h263_decoder"
4d4b4bd1 1371flv_encoder_select="h263_encoder"
3447f12d 1372fraps_decoder_select="huffman"
18bbca1f
MR
1373h261_decoder_select="mpegvideo"
1374h261_encoder_select="aandcttables mpegvideo"
1375h263_decoder_select="h263_parser mpegvideo"
1376h263_encoder_select="aandcttables mpegvideo"
95a61cfc 1377h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1378h263i_decoder_select="h263_decoder"
fe629c2d 1379h263p_encoder_select="h263_encoder"
18bbca1f 1380h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1381h264_dxva2_hwaccel_deps="dxva2api_h"
1382h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1383h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1384h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1385h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1386iac_decoder_select="fft mdct sinewin"
56c8227d 1387imc_decoder_select="fft mdct sinewin"
4f034993
MR
1388jpegls_decoder_select="golomb"
1389jpegls_encoder_select="golomb"
18bbca1f 1390ljpeg_encoder_select="aandcttables mpegvideo"
4f034993 1391loco_decoder_select="golomb"
18bbca1f
MR
1392mdec_decoder_select="mpegvideo"
1393mjpeg_encoder_select="aandcttables mpegvideo"
2cca233b 1394mlp_decoder_select="mlp_parser"
c4f5c2d6 1395mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1396mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1397mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1398mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1399mp3_decoder_select="mpegaudiodsp"
1400mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1401mp3adufloat_decoder_select="mpegaudiodsp"
1402mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1403mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1404mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1405mpc7_decoder_select="mpegaudiodsp"
1406mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1407mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1408mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1409mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1410mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
18bbca1f
MR
1411mpeg1video_decoder_select="mpegvideo"
1412mpeg1video_encoder_select="aandcttables mpegvideo"
164aab02
LA
1413mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1414mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1415mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
18bbca1f
MR
1416mpeg2video_encoder_select="mpegvideo"
1417mpeg2video_encoder_select="aandcttables mpegvideo"
3e0b1c9a
DB
1418mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1419mpeg4_encoder_select="h263_encoder"
95a61cfc 1420mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1421mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1422msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1423msmpeg4v1_encoder_select="h263_encoder"
4414137e 1424msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1425msmpeg4v2_encoder_select="h263_encoder"
4414137e 1426msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1427msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1428nellymoser_decoder_select="mdct sinewin"
1429nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1430png_decoder_select="zlib"
1431png_encoder_select="zlib"
b781cc12 1432qcelp_decoder_select="lsp"
c4f5c2d6 1433qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1434ra_144_encoder_select="lpc"
9f43fdda 1435ralf_decoder_select="golomb"
a8beb22f 1436rv10_decoder_select="h263_decoder"
b2bf38b4 1437rv10_encoder_select="h263_encoder"
a8beb22f 1438rv20_decoder_select="h263_decoder"
b2bf38b4 1439rv20_encoder_select="h263_encoder"
18bbca1f
MR
1440rv30_decoder_select="golomb h264chroma h264pred h264qpel mpegvideo"
1441rv40_decoder_select="golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1442shorten_decoder_select="golomb"
b781cc12 1443sipr_decoder_select="lsp"
05aec7bb 1444snow_decoder_select="dwt"
18bbca1f
MR
1445snow_encoder_select="aandcttables dwt mpegvideo"
1446svq1_encoder_select="mpegvideo"
1447svq1_encoder_select="aandcttables mpegvideo"
1448svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1449svq3_decoder_suggest="zlib"
4eef77c1 1450theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1451tiff_decoder_suggest="zlib"
1452tiff_encoder_suggest="zlib"
aec09a00 1453truehd_decoder_select="mlp_decoder"
2eef7c62 1454tscc_decoder_select="zlib"
4538729a 1455twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1456vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1457vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1458vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1459vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1460vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1461vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1462vorbis_decoder_select="mdct"
1463vorbis_encoder_select="mdct"
ab9f9876
MR
1464vp3_decoder_select="vp3dsp"
1465vp5_decoder_select="vp3dsp"
1466vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1467vp6a_decoder_select="vp6_decoder"
1468vp6f_decoder_select="vp6_decoder"
915a2a0a 1469vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1470wmapro_decoder_select="mdct sinewin"
1471wmav1_decoder_select="mdct sinewin"
1472wmav1_encoder_select="mdct sinewin"
1473wmav2_decoder_select="mdct sinewin"
1474wmav2_encoder_select="mdct sinewin"
1475wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1476wmv1_decoder_select="h263_decoder"
665507aa 1477wmv1_encoder_select="h263_encoder"
f95bfab0 1478wmv2_decoder_select="h263_decoder"
1746e2a9 1479wmv2_encoder_select="h263_encoder"
015f8ee0 1480wmv3_decoder_select="vc1_decoder"
f0f86627 1481wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1482wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1483wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1484wmv3image_decoder_select="wmv3_decoder"
0e714f88 1485zerocodec_decoder_select="zlib"
2eef7c62
AJ
1486zlib_decoder_select="zlib"
1487zlib_encoder_select="zlib"
1488zmbv_decoder_select="zlib"
1489zmbv_encoder_select="zlib"
30fd06be 1490
0afab17e 1491vaapi_deps="va_va_h"
ac3dbb4d 1492vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1493vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1494
28b80940 1495# parsers
18bbca1f
MR
1496h264_parser_select="golomb h264dsp h264pred mpegvideo"
1497mpeg4video_parser_select="mpegvideo"
1498mpegvideo_parser_select="mpegvideo"
1499vc1_parser_select="mpegvideo"
28b80940 1500
912f3148 1501# external libraries
c9171a83 1502libfaac_encoder_deps="libfaac"
37eeb5e2 1503libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1504libgsm_decoder_deps="libgsm"
1505libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1506libgsm_ms_decoder_deps="libgsm"
1507libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1508libilbc_decoder_deps="libilbc"
1509libilbc_encoder_deps="libilbc"
1cc60c47 1510libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1511libopencore_amrnb_decoder_deps="libopencore_amrnb"
1512libopencore_amrnb_encoder_deps="libopencore_amrnb"
1513libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1514libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1515libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1516libschroedinger_decoder_deps="libschroedinger"
1517libschroedinger_encoder_deps="libschroedinger"
ae14f311 1518libspeex_decoder_deps="libspeex"
b606a017 1519libspeex_encoder_deps="libspeex"
150d2772 1520libtheora_encoder_deps="libtheora"
d89e738a 1521libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1522libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1523libvorbis_encoder_deps="libvorbis"
8299a7f8 1524libvpx_decoder_deps="libvpx"
ee0e9146 1525libvpx_encoder_deps="libvpx"
1cc60c47 1526libx264_encoder_deps="libx264"
de295976 1527libxavs_encoder_deps="libxavs"
1cc60c47 1528libxvid_encoder_deps="libxvid"
30fd06be 1529
912f3148 1530# demuxers / muxers
c2dd0e9e 1531ac3_demuxer_select="ac3_parser"
647c2356 1532asf_stream_muxer_select="asf_muxer"
4e622dea 1533avisynth_demuxer_deps="avisynth"
c2dd0e9e 1534dirac_demuxer_select="dirac_parser"
5b423887 1535eac3_demuxer_select="ac3_parser"
c2dd0e9e 1536flac_demuxer_select="flac_parser"
647c2356 1537ipod_muxer_select="mov_muxer"
647c2356 1538matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1539matroska_demuxer_suggest="zlib bzlib"
1540mov_demuxer_suggest="zlib"
c2dd0e9e 1541mp3_demuxer_select="mpegaudio_parser"
647c2356 1542mp4_muxer_select="mov_muxer"
18bbca1f 1543mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1544mpegtsraw_demuxer_select="mpegts_demuxer"
1545mxf_d10_muxer_select="mxf_muxer"
24ca518b 1546ogg_demuxer_select="golomb"
647c2356 1547psp_muxer_select="mov_muxer"
44594cc7 1548rtp_demuxer_select="sdp_demuxer"
18bbca1f 1549rtp_muxer_select="mpegvideo"
44b70ce5
MS
1550rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1551rtsp_demuxer_select="http_protocol rtpdec"
1552rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1553sap_demuxer_select="sdp_demuxer"
2aab70c4 1554sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1555sdp_demuxer_select="rtpdec"
f1e94694 1556spdif_muxer_select="aac_parser"
647c2356
DB
1557tg2_muxer_select="mov_muxer"
1558tgp_muxer_select="mov_muxer"
6bdaa5f4 1559w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1560
1561# indevs / outdevs
38e54a75 1562alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1563alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1564bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1565dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1566fbdev_indev_deps="linux_fb_h"
38e54a75 1567jack_indev_deps="jack_jack_h"
e417d80d 1568libcdio_indev_deps="libcdio"
38e54a75 1569libdc1394_indev_deps="libdc1394"
38e54a75
SS
1570oss_indev_deps_any="soundcard_h sys_soundcard_h"
1571oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1572pulse_indev_deps="libpulse"
15d59d2c
B
1573sndio_indev_deps="sndio_h"
1574sndio_outdev_deps="sndio_h"
38e54a75 1575v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1576vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1577vfwcap_indev_extralibs="-lavicap32"
24f8961f 1578x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1579
912f3148 1580# protocols
acd554c1
SP
1581ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1582ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1583ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1584ffrtmphttp_protocol_deps="!librtmp_protocol"
1585ffrtmphttp_protocol_select="http_protocol"
3fff6382 1586gopher_protocol_deps="network"
c40e1757
JS
1587httpproxy_protocol_deps="network"
1588httpproxy_protocol_select="tcp_protocol"
c08fb000 1589http_protocol_deps="network"
279a0c97 1590http_protocol_select="tcp_protocol"
183baead 1591https_protocol_select="tls_protocol"
c3b57d6e
DB
1592librtmp_protocol_deps="librtmp"
1593librtmpe_protocol_deps="librtmp"
1594librtmps_protocol_deps="librtmp"
1595librtmpt_protocol_deps="librtmp"
1596librtmpte_protocol_deps="librtmp"
c60a2d70 1597mmsh_protocol_select="http_protocol"
b4cf3f6c 1598mmst_protocol_deps="network"
c3b57d6e 1599rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1600rtmp_protocol_select="tcp_protocol"
acd554c1 1601rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1602rtmps_protocol_deps="!librtmp_protocol"
1603rtmps_protocol_select="tls_protocol"
775c4d36 1604rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1605rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1606rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1607rtp_protocol_select="udp_protocol"
5699884c 1608sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1609tcp_protocol_deps="network"
558d192d
MS
1610tls_protocol_deps_any="openssl gnutls"
1611tls_protocol_select="tcp_protocol"
c08fb000
AB
1612udp_protocol_deps="network"
1613
6ebf0bfc 1614# filters
13fabd7a 1615blackframe_filter_deps="gpl"
ce6b6ef6 1616boxblur_filter_deps="gpl"
68b79bfc 1617cropdetect_filter_deps="gpl"
b157be1f 1618delogo_filter_deps="gpl"
a5b64584 1619drawtext_filter_deps="libfreetype"
2e5ff4d0 1620frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1621frei0r_filter_extralibs='$ldl'
a42bb9d6 1622frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1623frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1624hqdn3d_filter_deps="gpl"
d371e7b9 1625resample_filter_deps="avresample"
cf69ad35 1626ocv_filter_deps="libopencv"
2f296e39 1627scale_filter_deps="swscale"
acbac567 1628yadif_filter_deps="gpl"
6ebf0bfc 1629
5a0f7131
MR
1630# libraries
1631avdevice_deps="avcodec avformat"
1632avformat_deps="avcodec"
f7679c54 1633
912f3148 1634# programs
ce03b088
AK
1635avconv_deps="avcodec avfilter avformat avresample swscale
1636 aformat_filter asyncts_filter
1637 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1638avplay_deps="avcodec avformat swscale sdl"
1639avplay_select="rdft"
9e12f0bf 1640avprobe_deps="avcodec avformat"
b263bf66 1641avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1642avserver_extralibs='$ldl'
a2830dca 1643
c73f65d9 1644doc_deps="texi2html"
912f3148 1645
57442411
MR
1646# tests
1647
388ff813
DB
1648mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1649seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1650
57442411
MR
1651test_deps(){
1652 suf1=$1
1653 suf2=$2
1654 shift 2
1655 for v; do
1656 dep=${v%=*}
1657 tests=${v#*=}
1658 for name in ${tests}; do
908f12f3 1659 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1660 done
1661 done
1662}
1663
57442411
MR
1664test_deps _muxer _demuxer \
1665 aiff \
1666 pcm_alaw=alaw \
1667 asf \
1668 au \
1669 avi \
1670 dv=dv_fmt \
1671 ffm \
1672 flv=flv_fmt \
1673 gxf \
1674 matroska=mkv \
1675 mmf \
1676 mov \
1677 pcm_mulaw=mulaw \
0218808d 1678 mxf="mxf mxf_d10" \
57442411
MR
1679 nut \
1680 ogg \
1681 rawvideo=pixfmt \
1682 rm \
1683 swf \
1684 mpegts=ts \
1685 voc \
1686 wav \
1687 yuv4mpegpipe=yuv4mpeg \
1688
de6d9b64 1689# default parameters
8a608357 1690
19bd477d 1691logfile="config.log"
8a608357
MR
1692
1693# installation paths
c9d19248
MR
1694prefix_default="/usr/local"
1695bindir_default='${prefix}/bin'
6291d7e4 1696datadir_default='${prefix}/share/avconv'
c9d19248
MR
1697incdir_default='${prefix}/include'
1698libdir_default='${prefix}/lib'
1699mandir_default='${prefix}/share/man'
1700shlibdir_default="$libdir_default"
8a608357
MR
1701
1702# toolchain
121d78d0 1703ar_default="ar"
13c7df3d 1704cc_default="gcc"
9da6609f 1705host_cc_default="gcc"
11e6d03a 1706ln_s="ln -sf"
89641463 1707nm_default="nm"
11e6d03a 1708objformat="elf"
3f8040db 1709pkg_config_default=pkg-config
be7109c1 1710ranlib="ranlib"
11e6d03a 1711yasmexe="yasm"
8a608357 1712
8182dc34 1713nm_opts='-g'
3e0b1c9a 1714nogas=":"
8182dc34 1715
8a608357 1716# machine
8d4c00ed 1717arch_default=$(uname -m)
38d0a8aa 1718cpu="generic"
8a608357 1719
8a608357 1720# OS
8d4c00ed
MR
1721target_os_default=$(tolower $(uname -s))
1722host_os=$target_os_default
8a608357 1723
8a608357 1724# configurable options
055c61b8
DB
1725enable $PROGRAM_LIST
1726
5a0f7131
MR
1727enable avcodec
1728enable avdevice
cccc039f 1729enable avfilter
5a0f7131 1730enable avformat
c8af852b 1731enable avresample
dc4f5a1c 1732enable avutil
3e0b1c9a
DB
1733enable swscale
1734
3e0b1c9a
DB
1735enable asm
1736enable debug
1737enable doc
1738enable fastdiv
497237c7 1739enable network
8400d6b8 1740enable optimizations
8cfbbd92 1741enable safe_bitstream_reader
530dc538 1742enable static
a9ddb5b1 1743enable swscale_alpha
8a608357 1744
8a608357 1745# build settings
9987769a 1746SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1747AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1748LIBPREF="lib"
1749LIBSUF=".a"
c5f14466
RP
1750FULLNAME='$(NAME)$(BUILDSUF)'
1751LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1752SLIBPREF="lib"
1753SLIBSUF=".so"
c5f14466 1754SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1755SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1756SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1757LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1758SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1759SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1760
68485d1f
MR
1761asflags_filter=echo
1762cflags_filter=echo
64933b6c
MR
1763ldflags_filter=echo
1764
23565c26 1765AS_C='-c'
bc877faf 1766AS_O='-o $@'
23565c26 1767CC_C='-c'
18031c49 1768CC_E='-E -o $@'
7e6c86e6 1769CC_O='-o $@'
a758c5e2 1770LD_O='-o $@'
23565c26 1771HOSTCC_C='-c'
a758c5e2 1772HOSTCC_O='-o $@'
7e6c86e6 1773
1d01fee9 1774host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1775host_libs='-lm'
6c3fa06a
MR
1776host_cflags_filter=echo
1777host_ldflags_filter=echo
9da6609f 1778
9b861379 1779target_path='$(CURDIR)'
a7ada2ba 1780
a158446b
MR
1781# since the object filename is not given with the -MM flag, the compiler
1782# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1783DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1784DEPFLAGS='-MM'
315c741d 1785
c597172e 1786# find source path
24524f36 1787if test -f configure; then
f038cf3c 1788 source_path=.
c597172e 1789else
8477f2de 1790 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1791 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1792 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1793 test -e "$source_path/config.h" &&
1794 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1795fi
1796
13cbe2c0 1797for v in "$@"; do
b04251c5
MR
1798 r=${v#*=}
1799 l=${v%"$r"}
1800 r=$(sh_quote "$r")
29ba0911 1801 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1802done
c597172e 1803
73ef8980
MR
1804find_things(){
1805 thing=$1
1806 pattern=$2
1807 file=$source_path/$3
932ccf39 1808 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1809}
1810
1811ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1812DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1813HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1814PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1815BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1816MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1817DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1818OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1819INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1820PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1821FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1822
54e75be4
DB
1823ALL_COMPONENTS="
1824 $BSF_LIST
1825 $DECODER_LIST
1826 $DEMUXER_LIST
1827 $ENCODER_LIST
1828 $FILTER_LIST
1829 $HWACCEL_LIST
1830 $INDEV_LIST
1831 $MUXER_LIST
1832 $OUTDEV_LIST
1833 $PARSER_LIST
1834 $PROTOCOL_LIST
1835"
1836
57442411 1837find_tests(){
b9d5f1b7 1838 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1839}
1840
57442411 1841LAVF_TESTS=$(find_tests lavf)
48c28162 1842LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1843SEEK_TESTS=$(find_tests seek seek_)
57442411 1844
7263cd55 1845ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1846
8469ae22
MR
1847for n in $COMPONENT_LIST; do
1848 v=$(toupper ${n%s})_LIST
1849 eval enable \$$v
1850 eval ${n}_if_any="\$$v"
1851done
1852
54e75be4 1853enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1854
1855die_unknown(){
1856 echo "Unknown option \"$1\"."
1857 echo "See $0 --help for available options."
1858 exit 1
1859}
1860
794f8e97 1861show_list() {
bf0c4afa
RP
1862 suffix=_$1
1863 shift
2b444ea7 1864 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1865 exit 0
1866}
1867
154caa67
MR
1868rand_list(){
1869 IFS=', '
1870 set -- $*
1871 unset IFS
1872 for thing; do
1873 comp=${thing%:*}
1874 prob=${thing#$comp}
1875 prob=${prob#:}
1876 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1877 echo "prob ${prob:-0.5}"
1878 printf '%s\n' $comp
1879 done
1880}
1881
1882do_random(){
1883 action=$1
1884 shift
1885 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1886 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1887}
1888
c597172e 1889for opt do
7483e694
DB
1890 optval="${opt#*=}"
1891 case "$opt" in
0f010b2f 1892 --extra-ldflags=*) add_ldflags $optval
7483e694 1893 ;;
0f010b2f 1894 --extra-libs=*) add_extralibs $optval
7483e694 1895 ;;
8fb1cb58 1896 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1897 ;;
40bcf4c7
BL
1898 --enable-debug=*) debuglevel="$optval"
1899 ;;
36e2dea0 1900 --disable-everything)
1b15dc3c 1901 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1902 ;;
154caa67
MR
1903 --enable-random|--disable-random)
1904 action=${opt%%-random}
1905 do_random ${action#--} $COMPONENT_LIST
1906 ;;
1907 --enable-random=*|--disable-random=*)
1908 action=${opt%%-random=*}
1909 do_random ${action#--} $optval
1910 ;;
7483e694 1911 --enable-*=*|--disable-*=*)
8b93ddc3 1912 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1913 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1914 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1915 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1916 $action $(filter "$name" $list)
7483e694
DB
1917 ;;
1918 --enable-?*|--disable-?*)
5e622c40 1919 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1920 if is_in $option $COMPONENT_LIST; then
fed5d54b 1921 test $action = disable && action=unset
e3773a55
MR
1922 eval $action \$$(toupper ${option%s})_LIST
1923 elif is_in $option $CMDLINE_SELECT; then
1924 $action $option
1925 else
1926 die_unknown $opt
1927 fi
7483e694
DB
1928 ;;
1929 --list-*)
1930 NAME="${opt#--list-}"
1931 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1932 NAME=${NAME%s}
1933 eval show_list $NAME \$$(toupper $NAME)_LIST
1934 ;;
1935 --help|-h) show_help
1936 ;;
1937 *)
884a36a7 1938 optname="${opt%%=*}"
26759c44
MR
1939 optname="${optname#--}"
1940 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1941 if is_in $optname $CMDLINE_SET; then
1942 eval $optname='$optval'
1943 elif is_in $optname $CMDLINE_APPEND; then
1944 append $optname "$optval"
1945 else
1946 die_unknown $opt
1947 fi
7483e694
DB
1948 ;;
1949 esac
c597172e
MR
1950done
1951
bcea99bb
MR
1952disabled logging && logfile=/dev/null
1953
29ba0911 1954echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1955set >> $logfile
1956
9da6609f
MR
1957test -n "$cross_prefix" && enable cross_compile
1958
8d4c00ed
MR
1959if enabled cross_compile; then
1960 test -n "$arch" && test -n "$target_os" ||
1961 die "Must specify target arch and OS when cross-compiling"
1962fi
1963
1964set_default arch target_os
1965
121d78d0 1966ar_default="${cross_prefix}${ar_default}"
11e6d03a 1967cc_default="${cross_prefix}${cc_default}"
20e0ed95 1968nm_default="${cross_prefix}${nm_default}"
3f8040db 1969pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1970ranlib="${cross_prefix}${ranlib}"
adb2b908 1971
c5200f17
MR
1972sysinclude_default="${sysroot}/usr/include"
1973
e0be794a 1974set_default cc nm pkg_config sysinclude
9da6609f
MR
1975enabled cross_compile || host_cc_default=$cc
1976set_default host_cc
13c7df3d 1977
762f95e4
MR
1978if ! $pkg_config --version >/dev/null 2>&1; then
1979 warn "$pkg_config not found, library detection may fail."
1980 pkg_config=false
1981fi
1982
82bb3329
MR
1983exesuf() {
1984 case $1 in
1c69c79f 1985 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1986 esac
1987}
1988
1989EXESUF=$(exesuf $target_os)
1990HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1991
e4e69e0b 1992# set temporary file name
a49d42c2 1993: ${TMPDIR:=$TEMPDIR}
c51fafa1 1994: ${TMPDIR:=$TMP}
a49d42c2 1995: ${TMPDIR:=/tmp}
e4e69e0b 1996
a210bce2 1997if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1998 # simple replacement for missing mktemp
1999 # NOT SAFE FOR GENERAL USE
2000 mktemp(){
09a5c245 2001 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2002 }
2003fi
2004
2005tmpfile(){
2006 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2007 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2008 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2009 append TMPFILES $tmp
2010 eval $1=$tmp
2011}
2012
2013trap 'rm -f -- $TMPFILES' EXIT
54460a83 2014
55127e7b 2015tmpfile TMPASM .asm
3e0b1c9a
DB
2016tmpfile TMPC .c
2017tmpfile TMPE $EXESUF
2018tmpfile TMPH .h
2019tmpfile TMPO .o
2020tmpfile TMPS .S
2021tmpfile TMPSH .sh
2022tmpfile TMPV .ver
54460a83
MR
2023
2024unset -f mktemp
e4e69e0b 2025
fb3c4ffc
MR
2026chmod +x $TMPE
2027
993f2d0f
MR
2028# make sure we can execute files in $TMPDIR
2029cat > $TMPSH 2>> $logfile <<EOF
2030#! /bin/sh
2031EOF
2032chmod +x $TMPSH >> $logfile 2>&1
2033if ! $TMPSH >> $logfile 2>&1; then
2034 cat <<EOF
2035Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2036variable to another directory and make sure that it is not mounted noexec.
2037EOF
2038 die "Sanity test failed."
2039fi
993f2d0f 2040
d0c6d424
MR
2041pgi_flags(){
2042 for flag; do
2043 case $flag in
2044 -fomit-frame-pointer) echo -Mnoframe ;;
2045 -g) echo -gopt ;;
2046 *) echo $flag ;;
2047 esac
2048 done
2049}
2050
2051suncc_flags(){
2052 for flag; do
2053 case $flag in
2054 -march=*|-mcpu=*)
2055 case "${flag#*=}" in
2056 native) echo -xtarget=native ;;
2057 v9|niagara) echo -xarch=sparc ;;
2058 ultrasparc) echo -xarch=sparcvis ;;
2059 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2060 i586|pentium) echo -xchip=pentium ;;
2061 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2062 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2063 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2064 pentium4*) echo -xtarget=pentium4 ;;
2065 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2066 *-sse3) echo -xarch=sse3 ;;
2067 core2) echo -xarch=ssse3 -xchip=core2 ;;
2068 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2069 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2070 k8|opteron|athlon64|athlon-fx)
2071 echo -xarch=sse2a ;;
2072 athlon*) echo -xarch=pentium_proa ;;
2073 esac
2074 ;;
2075 -std=c99) echo -xc99 ;;
2076 -fomit-frame-pointer) echo -xregs=frameptr ;;
2077 -fPIC) echo -KPIC -xcode=pic32 ;;
2078 -W*,*) echo $flag ;;
2079 -f*-*|-W*) ;;
2080 *) echo $flag ;;
2081 esac
2082 done
2083}
2084
2085tms470_flags(){
2086 for flag; do
2087 case $flag in
2088 -march=*|-mcpu=*)
2089 case "${flag#*=}" in
2090 armv7-a|cortex-a*) echo -mv=7a8 ;;
2091 armv7-r|cortex-r*) echo -mv=7r4 ;;
2092 armv7-m|cortex-m*) echo -mv=7m3 ;;
2093 armv6*|arm11*) echo -mv=6 ;;
2094 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2095 echo -mv=5e ;;
2096 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2097 esac
2098 ;;
2099 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2100 -mfpu=vfp) echo --float_support=vfpv2 ;;
2101 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2102 -msoft-float) echo --float_support=vfplib ;;
2103 -O[0-3]|-mf=*) echo $flag ;;
2104 -g) echo -g -mn ;;
2105 -pds=*) echo $flag ;;
ad93dccb
MR
2106 -D*|-I*) echo $flag ;;
2107 --gcc|--abi=*) echo $flag ;;
2108 -me) echo $flag ;;
d0c6d424
MR
2109 esac
2110 done
2111}
2112
a758c5e2
MR
2113probe_cc(){
2114 pfx=$1
2115 _cc=$2
2116
23565c26 2117 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2118 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2119 _flags_filter=echo
2120
2121 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2122 _type=llvm_gcc
2123 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2124 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2125 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2126 _cflags_speed='-O3'
2127 _cflags_size='-Os'
2128 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2129 _type=gcc
2130 gcc_version=$($_cc --version | head -n1)
2131 gcc_basever=$($_cc -dumpversion)
2132 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2133 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2134 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2135 if ! $_cc -dumpversion | grep -q '^2\.'; then
2136 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2137 fi
2138 _cflags_speed='-O3'
2139 _cflags_size='-Os'
2140 elif $_cc --version 2>/dev/null | grep -q Intel; then
2141 _type=icc
2142 _ident=$($_cc --version | head -n1)
2143 _depflags='-MMD'
2144 _cflags_speed='-O3'
2145 _cflags_size='-Os'
2146 _cflags_noopt='-O1'
2147 elif $_cc -v 2>&1 | grep -q xlc; then
2148 _type=xlc
2149 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2150 _cflags_speed='-O5'
2151 _cflags_size='-O5 -qcompact'
2152 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2153 _type=ccc
2154 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2155 _DEPFLAGS='-M'
2156 debuglevel=3
2157 _ldflags='-Wl,-z,now' # calls to libots crash without this
2158 _cflags_speed='-fast'
2159 _cflags_size='-O1'
2160 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2161 test -d "$sysroot" || die "No valid sysroot specified."
2162 _type=armcc
2163 _ident=$($_cc --vsn | head -n1)
2164 armcc_conf="$PWD/armcc.conf"
2165 $_cc --arm_linux_configure \
2166 --arm_linux_config_file="$armcc_conf" \
2167 --configure_sysroot="$sysroot" \
2168 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2169 die "Error creating armcc configuration file."
2170 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2171 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2172 as_default="${cross_prefix}gcc"
2173 _depflags='-MMD'
2174 _cflags_speed='-O3'
2175 _cflags_size='-Os'
2176 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2177 _type=tms470
2178 _ident=$($_cc -version | head -n1 | tr -s ' ')
2179 _flags='--gcc --abi=eabi -me'
2180 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2181 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2182 _cc_o='-fe=$@'
2183 as_default="${cross_prefix}gcc"
2184 ld_default="${cross_prefix}gcc"
2185 _depflags='-ppa -ppd=$(@:.o=.d)'
2186 _cflags_speed='-O3 -mf=5'
2187 _cflags_size='-O3 -mf=2'
2188 _flags_filter=tms470_flags
2189 elif $_cc -v 2>&1 | grep -q clang; then
2190 _type=clang
2191 _ident=$($_cc --version | head -n1)
2192 _depflags='-MMD'
2193 _cflags_speed='-O3'
2194 _cflags_size='-Os'
2195 elif $_cc -V 2>&1 | grep -q Sun; then
2196 _type=suncc
2197 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2198 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2199 _DEPFLAGS='-xM1'
2200 _ldflags='-std=c99'
2201 _cflags_speed='-O5'
2202 _cflags_size='-O5 -xspace'
2203 _flags_filter=suncc_flags
2204 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2205 _type=pathscale
2206 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2207 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2208 _cflags_speed='-O2'
2209 _cflags_size='-Os'
2210 _flags_filter='filter_out -Wdisabled-optimization'
2211 elif $_cc -v 2>&1 | grep -q Open64; then
2212 _type=open64
2213 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2214 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2215 _cflags_speed='-O2'
2216 _cflags_size='-Os'
2217 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2218 elif $_cc -V 2>&1 | grep -q Portland; then
2219 _type=pgi
2220 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2221 opt_common='-alias=ansi -Mlre -Mpre'
2222 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2223 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2224 _cflags_noopt="-O1"
2225 _flags_filter=pgi_flags
aef6bd1b 2226 fi
a758c5e2
MR
2227
2228 eval ${pfx}_type=\$_type
2229 eval ${pfx}_ident=\$_ident
2230}
2231
2232set_ccvars(){
23565c26 2233 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2234 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2235 eval ${1}_O=\${_cc_o-\${${1}_O}}
2236
2237 if [ -n "$_depflags" ]; then
2238 eval ${1}_DEPFLAGS=\$_depflags
2239 else
2240 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2241 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2242 eval DEP${1}FLAGS=\$_flags
2243 fi
2244}
2245
2246probe_cc cc "$cc"
2247cflags_filter=$_flags_filter
2248cflags_speed=$_cflags_speed
2249cflags_size=$_cflags_size
2250cflags_noopt=$_cflags_noopt
2251add_cflags $_flags $_cflags
2252cc_ldflags=$_ldflags
2253set_ccvars CC
2254
2255probe_cc hostcc "$host_cc"
2256host_cflags_filter=$_flags_filter
2257host_ldflags_filter=$_flags_filter
2258add_host_cflags $_flags $_cflags
2259add_host_ldflags $_flags $_ldflags
2260set_ccvars HOSTCC
629687f6 2261
851ffa80
MR
2262test -n "$cc_type" && enable $cc_type ||
2263 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2264
75bafbac 2265: ${as_default:=$cc}
50567afa 2266: ${dep_cc_default:=$cc}
684b28e0 2267: ${ld_default:=$cc}
121d78d0 2268set_default ar as dep_cc ld
75800dce 2269
a758c5e2
MR
2270probe_cc as "$as"
2271asflags_filter=$_flags_filter
2272add_asflags $_flags $_cflags
2273set_ccvars AS
2274
2275probe_cc ld "$ld"
2276ldflags_filter=$_flags_filter
2277add_ldflags $_flags $_ldflags
2278test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2279LD_O=${_cc_o-$LD_O}
2280
2281if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2282 probe_cc depcc "$dep_cc"
2283 CCDEP=${_DEPCMD:-$DEPCMD}
2284 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2285 DEPCCFLAGS=$_flags
2286fi
07dec06e 2287
7f32f40c 2288add_cflags $extra_cflags
2f2e6c7c 2289add_asflags $extra_cflags
7f32f40c 2290
154d432c
MR
2291if test -n "$sysroot"; then
2292 case "$cc_type" in
00ba041c 2293 gcc|llvm_gcc|clang)
467256f2 2294 add_cppflags --sysroot="$sysroot"
154d432c
MR
2295 add_ldflags --sysroot="$sysroot"
2296 ;;
6fec122a
MR
2297 tms470)
2298 add_cppflags -I"$sysinclude"
2299 add_ldflags --sysroot="$sysroot"
2300 ;;
154d432c
MR
2301 esac
2302fi
2303
d22c13a8
MR
2304if test "$cpu" = host; then
2305 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2306
2307 case "$cc_type" in
613a4e3f 2308 gcc|llvm_gcc)
d22c13a8
MR
2309 check_native(){
2310 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2311 sed -n "/cc1.*$1=/{
27ce1be8
MR
2312 s/.*$1=\\([^ ]*\\).*/\\1/
2313 p
2314 q
2315 }" $TMPE
d22c13a8
MR
2316 }
2317 cpu=$(check_native -march || check_native -mcpu)
2318 ;;
2319 esac
2320
2321 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2322fi
2323
e939cedd
MR
2324# Deal with common $arch aliases
2325case "$arch" in
2326 arm*)
2327 arch="arm"
2328 ;;
2329 mips|mipsel|IP*)
2330 arch="mips"
2331 ;;
47b1860e 2332 mips64*)
e939cedd
MR
2333 arch="mips"
2334 subarch="mips64"
2335 ;;
2336 parisc|hppa)
2337 arch="parisc"
2338 ;;
2339 parisc64|hppa64)
2340 arch="parisc"
2341 subarch="parisc64"
2342 ;;
2343 "Power Macintosh"|ppc|powerpc)
2344 arch="ppc"
2345 ;;
47b1860e 2346 ppc64|powerpc64)
e939cedd
MR
2347 arch="ppc"
2348 subarch="ppc64"
2349 ;;
2350 s390|s390x)
2351 arch="s390"
2352 ;;
2353 sh4|sh)
2354 arch="sh4"
2355 ;;
2356 sun4u|sparc64)
2357 arch="sparc"
2358 subarch="sparc64"
2359 ;;
d33ed7b3 2360 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2361 arch="x86"
2362 ;;
2363esac
2364
851ffa80 2365is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2366enable $arch
e939cedd 2367
df5cdc24 2368# Add processor-specific flags
5d54c126
MR
2369if test "$cpu" = generic; then
2370 : do nothing
2371elif enabled ppc; then
343aef9b 2372
56348891
MR
2373 case $(tolower $cpu) in
2374 601|ppc601|powerpc601)
9dbd5c3d 2375 cpuflags="-mcpu=601"
64ad53ff 2376 disable altivec
9dbd5c3d 2377 ;;
56348891 2378 603*|ppc603*|powerpc603*)
9dbd5c3d 2379 cpuflags="-mcpu=603"
64ad53ff 2380 disable altivec
9dbd5c3d 2381 ;;
56348891 2382 604*|ppc604*|powerpc604*)
9dbd5c3d 2383 cpuflags="-mcpu=604"
64ad53ff 2384 disable altivec
9dbd5c3d 2385 ;;
56348891 2386 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2387 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2388 disable altivec
9dbd5c3d 2389 ;;
56348891 2390 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2391 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2392 ;;
56348891 2393 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2394 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2395 ;;
313f9fbf 2396 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2397 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2398 ;;
313f9fbf
SM
2399 power[3-7]*)
2400 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2401 ;;
56348891 2402 cell)
9dbd5c3d
MR
2403 cpuflags="-mcpu=cell"
2404 enable ldbrx
2405 ;;
4ab26cb4
DB
2406 e500mc)
2407 cpuflags="-mcpu=e500mc"
2408 disable altivec
2409 ;;
7b0b81a1
AL
2410 e500v2)
2411 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2412 disable altivec
2413 ;;
2414 e500)
2415 cpuflags="-mcpu=8540 -mhard-float"
2416 disable altivec
2417 ;;
9dbd5c3d 2418 esac
343aef9b
MR
2419
2420elif enabled x86; then
2421
9dbd5c3d
MR
2422 case $cpu in
2423 i[345]86|pentium)
2424 cpuflags="-march=$cpu"
2425 disable mmx
2426 ;;
2427 # targets that do NOT support conditional mov (cmov)
2428 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2429 cpuflags="-march=$cpu"
2430 disable cmov
2431 ;;
2432 # targets that do support conditional mov (cmov)
9ddf1b1a 2433 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2434 cpuflags="-march=$cpu"
2435 enable cmov
2436 enable fast_cmov
2437 ;;
2438 # targets that do support conditional mov but on which it's slow
2439 pentium4|pentium4m|prescott|nocona)
2440 cpuflags="-march=$cpu"
2441 enable cmov
2442 disable fast_cmov
2443 ;;
2444 esac
343aef9b
MR
2445
2446elif enabled sparc; then
2447
9dbd5c3d 2448 case $cpu in
26b7199e
MK
2449 niagara)
2450 cpuflags="-mcpu=$cpu"
2451 disable vis
2452 ;;
9dbd5c3d
MR
2453 sparc64)
2454 cpuflags="-mcpu=v9"
2455 ;;
2456 esac
343aef9b
MR
2457
2458elif enabled arm; then
2459
34ba23c9
MR
2460 case $cpu in
2461 armv*)
2462 cpuflags="-march=$cpu"
c2eae137 2463 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2464 ;;
2465 *)
2466 cpuflags="-mcpu=$cpu"
c2eae137
MR
2467 case $cpu in
2468 cortex-a*) subarch=armv7a ;;
2469 cortex-r*) subarch=armv7r ;;
9e19704a 2470 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2471 arm11*) subarch=armv6 ;;
2472 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2473 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2474 esac
34ba23c9
MR
2475 ;;
2476 esac
343aef9b
MR
2477
2478elif enabled alpha; then
2479
34ba23c9 2480 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2481
2482elif enabled bfin; then
2483
34ba23c9 2484 cpuflags="-mcpu=$cpu"
343aef9b
MR
2485
2486elif enabled mips; then
2487
34ba23c9 2488 cpuflags="-march=$cpu"
343aef9b
MR
2489
2490elif enabled avr32; then
2491
9dbd5c3d
MR
2492 case $cpu in
2493 ap7[02]0[0-2])
2494 subarch="avr32_ap"
2495 cpuflags="-mpart=$cpu"
2496 ;;
2497 ap)
2498 subarch="avr32_ap"
2499 cpuflags="-march=$cpu"
2500 ;;
2501 uc3[ab]*)
2502 subarch="avr32_uc"
2503 cpuflags="-mcpu=$cpu"
2504 ;;
2505 uc)
2506 subarch="avr32_uc"
2507 cpuflags="-march=$cpu"
2508 ;;
2509 esac
df5cdc24 2510
343aef9b
MR
2511fi
2512
df5cdc24
MR
2513add_cflags $cpuflags
2514add_asflags $cpuflags
2515
993f2d0f
MR
2516# compiler sanity check
2517check_exec <<EOF
2518int main(void){ return 0; }
2519EOF
2520if test "$?" != 0; then
2521 echo "$cc is unable to create an executable file."
2522 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2523 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2524 echo "Only do this if you know what cross compiling means."
2525 fi
2526 die "C compiler test failed."
2527fi
2528
046f081b 2529add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2530check_cflags -std=c99
50a334e4 2531check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2532#include <stdlib.h>
2533EOF
50a334e4 2534check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2535#include <stdlib.h>
2536EOF
e9b9a2f8 2537
f0125de9 2538check_host_cflags -std=c99
0a6db2a2 2539check_host_cflags -Wall
f0125de9 2540
b24dbcbd 2541case "$arch" in
e939cedd 2542 alpha|ia64|mips|parisc|sparc)
8a3c8627 2543 spic=$shared
b24dbcbd 2544 ;;
e939cedd 2545 x86)
cfdb6148 2546 subarch="x86_32"
5adc829e 2547 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2548 if test "$subarch" = "x86_64"; then
e939cedd 2549 spic=$shared
de27f4d9 2550 fi
b24dbcbd 2551 ;;
b24dbcbd
RP
2552esac
2553
343aef9b 2554enable $subarch
8a3c8627 2555enabled spic && enable pic
b24dbcbd 2556
7483e694 2557# OS specific
4f854758 2558case $target_os in
a1629e28 2559 haiku)
63ae7e7c 2560 prefix_default="/boot/common"
108caaaa 2561 network_extralibs="-lnetwork"
f59c4bd6 2562 host_libs=
a1629e28 2563 ;;
7483e694 2564 sunos)
4d58e4cb 2565 AVSERVERLDFLAGS=""
9987769a 2566 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2567 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2568 network_extralibs="-lsocket -lnsl"
779222db 2569 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2570 # When using suncc to build, the Solaris linker will mark
2571 # an executable with each instruction set encountered by
2572 # the Solaris assembler. As our libraries contain their own
2573 # guards for processor-specific code, instead suppress
2574 # generation of the HWCAPS ELF section on Solaris x86 only.
2575 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2576 nm_opts='-P -g'
7483e694
DB
2577 ;;
2578 netbsd)
a1e4b3f6 2579 disable symver
07a8eef6
MR
2580 oss_indev_extralibs="-lossaudio"
2581 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2582 ;;
2583 openbsd)
7c4a001a 2584 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2585 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2586 # however the generated executable will not do anything
2587 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2588 # Thus explicitly enable PIC here.
cd78208b 2589 enable pic
a1e4b3f6 2590 disable symver
7483e694 2591 SHFLAGS='-shared'
07a8eef6
MR
2592 oss_indev_extralibs="-lossaudio"
2593 oss_outdev_extralibs="-lossaudio"
7483e694 2594 ;;
a1e4b3f6 2595 dragonfly)
a1e4b3f6
MR
2596 disable symver
2597 ;;
2598 freebsd)
7483e694
DB
2599 ;;
2600 bsd/os)
355d81df 2601 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2602 ;;
2603 darwin)
301ab19d 2604 gas="gas-preprocessor.pl $cc"
e08b8239 2605 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2606 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2607 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2608 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2609 SLIBSUF=".dylib"
2610 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2611 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2612 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2613 objformat="macho"
1b0f6fb8 2614 enabled x86_64 && objformat="macho64"
8dfa86f7 2615 enabled_any pic shared ||
2704bd1a 2616 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2617 ;;
2618 mingw32*)
9d3f4f50 2619 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2620 disable network
2621 else
2622 target_os=mingw32
2623 fi
dcc01c06 2624 LIBTARGET=i386
1fc9fb8a 2625 if enabled x86_64; then
417516f6 2626 LIBTARGET="i386:x86-64"
336cc1b0 2627 elif enabled arm; then
15c5156d 2628 LIBTARGET=arm-wince
dcc01c06 2629 fi
fbd971a4 2630 shlibdir_default="$bindir_default"
7483e694
DB
2631 SLIBPREF=""
2632 SLIBSUF=".dll"
7483e694
DB
2633 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2634 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2635 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2636 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2637 SLIB_INSTALL_LINKS=
2638 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2639 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2640 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 2641 objformat="win32"
ec10a9ab 2642 dlltool="${cross_prefix}dlltool"
bc574408 2643 enable dos_paths
1894e741 2644 check_cflags -fno-common
e26011d0
RP
2645 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2646 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2647 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2648 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2649 ;;
2650 cygwin*)
4f854758 2651 target_os=cygwin
fbd971a4 2652 shlibdir_default="$bindir_default"
7483e694
DB
2653 SLIBPREF="cyg"
2654 SLIBSUF=".dll"
2655 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2656 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2657 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2658 SLIB_INSTALL_LINKS=
2659 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2660 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2661 objformat="win32"
bc574408 2662 enable dos_paths
1894e741 2663 check_cflags -fno-common
a7a187a1 2664 add_cppflags -U__STRICT_ANSI__
7483e694 2665 ;;
4f365f37 2666 *-dos|freedos|opendos)
4f365f37 2667 network_extralibs="-lsocket"
ff1c015d 2668 objformat="coff"
bc574408 2669 enable dos_paths
a7a187a1 2670 add_cppflags -U__STRICT_ANSI__
4f365f37 2671 ;;
7483e694 2672 linux)
046f081b 2673 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2674 enable dv1394
2675 ;;
2676 irix*)
4f854758 2677 target_os=irix
7483e694
DB
2678 ranlib="echo ignoring ranlib"
2679 ;;
d22e8442 2680 os/2*)
d22e8442 2681 ln_s="cp -f"
9297f1ed 2682 objformat="aout"
e14574eb 2683 add_cppflags -D_GNU_SOURCE
355d81df 2684 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2685 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2686 AVSERVERLDFLAGS=""
287d3b13 2687 LIBSUF="_s.a"
d22e8442
DY
2688 SLIBPREF=""
2689 SLIBSUF=".dll"
2690 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2691 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2692 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2693 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2694 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2695 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2696 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2697 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2698 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2699 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2700 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2701 enable dos_paths
d22e8442 2702 ;;
83993c1c 2703 gnu/kfreebsd)
c1f54478 2704 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2705 ;;
34e82167 2706 gnu)
f60d1366 2707 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2708 ;;
d33ed7b3
MR
2709 qnx)
2710 add_cppflags -D_QNX_SOURCE
2711 network_extralibs="-lsocket"
2712 ;;
1c69c79f
MS
2713 symbian)
2714 SLIBSUF=".dll"
2715 enable dos_paths
e3bc07f4
MS
2716 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2717 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2718 add_ldflags -Wl,--target1-abs,--no-undefined \
2719 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2720 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2721 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2722 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2723 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2724 ;;
614d8911
MR
2725 none)
2726 ;;
7483e694 2727 *)
4f924f9a 2728 die "Unknown OS '$target_os'."
7483e694
DB
2729 ;;
2730esac
2731
6555acad
MR
2732esc(){
2733 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2734}
2735
2736echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2737
13cb2187
AS
2738check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2739
c9d19248
MR
2740set_default $PATHS_LIST
2741
320d060a 2742# we need to build at least one lib type
93b3c083 2743if ! enabled_any static shared; then
320d060a
DB
2744 cat <<EOF
2745At least one library type must be built.
2746Specify --enable-static to build the static libraries or --enable-shared to
2747build the shared libraries as well. To only build the shared libraries specify
2748--disable-static in addition to --enable-shared.
2749EOF
2750 exit 1;
2751fi
2752
2184c6f7 2753die_license_disabled() {
4c27207c 2754 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2755}
2756
e417d80d 2757die_license_disabled gpl libcdio
2184c6f7 2758die_license_disabled gpl libx264
de295976 2759die_license_disabled gpl libxavs
2184c6f7 2760die_license_disabled gpl libxvid
2184c6f7
DB
2761die_license_disabled gpl x11grab
2762
2f7ae63b 2763die_license_disabled nonfree libfaac
87246953 2764die_license_disabled nonfree libfdk_aac
a060866f 2765die_license_disabled nonfree openssl
b2e3c528 2766
0b175caa
DB
2767die_license_disabled version3 libopencore_amrnb
2768die_license_disabled version3 libopencore_amrwb
d89e738a 2769die_license_disabled version3 libvo_aacenc
f502ff3f 2770die_license_disabled version3 libvo_amrwbenc
0b175caa 2771
9cad0e4e 2772enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2773
40617a6d 2774disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2775
e276d9e8
MR
2776enable_pic() {
2777 enable pic
bce7b696
MR
2778 add_cppflags -DPIC
2779 add_cflags -fPIC
2780 add_asflags -fPIC
e276d9e8
MR
2781}
2782
2783enabled pic && enable_pic
bce7b696 2784
b4d96ba2
MR
2785check_cc <<EOF || die "Symbol mangling check failed."
2786int ff_extern;
2787EOF
8182dc34 2788sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2789extern_prefix=${sym%%ff_extern*}
2790
f65883c8
MR
2791check_cc <<EOF && enable inline_asm
2792void foo(void) { __asm__ volatile ("" ::); }
2793EOF
61d251db 2794
df5e3978
MR
2795_restrict=
2796for restrict_keyword in restrict __restrict__ __restrict; do
2797 check_cc <<EOF && _restrict=$restrict_keyword && break
2798void foo(char * $restrict_keyword p);
2799EOF
2800done
2801
2802check_cc <<EOF && enable attribute_packed
2803struct { int x; } __attribute__((packed)) x;
2804EOF
2805
dffb41b9
MR
2806check_cc <<EOF && enable attribute_may_alias
2807union { int x; } __attribute__((may_alias)) x;
2808EOF
2809
df5e3978
MR
2810check_cc <<EOF || die "endian test failed"
2811unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2812EOF
48fc536a 2813od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2814
e939cedd
MR
2815if enabled alpha; then
2816
2817 check_cflags -mieee
2818
2819elif enabled arm; then
e45391bb 2820
8986fddc 2821 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2822 nogas=die
50fa82e6 2823
44caaa56
MR
2824 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2825 enable vfp_args
2826 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2827 case "${cross_prefix:-$cc}" in
2828 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2829 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2830__asm__ (".eabi_attribute 28, 1");
2831int main(void) { return 0; }
2832EOF
44caaa56
MR
2833 esac
2834 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2835 fi
fa0912fe 2836
fa0912fe
MR
2837 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2838 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2839 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2840 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2841 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2842 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2843
ec9d2c15 2844 check_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
6308729e
MR
2845 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2846
e276d9e8
MR
2847 enabled_all armv6t2 shared !pic && enable_pic
2848
fa0912fe 2849elif enabled mips; then
e45391bb 2850
fa0912fe
MR
2851 check_asm loongson '"dmult.g $1, $2, $3"'
2852 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2853
fa0912fe 2854elif enabled ppc; then
e45391bb 2855
e6a0c354
MR
2856 enable local_aligned_8 local_aligned_16
2857
135448fa 2858 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2859 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2860 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2861 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2862
2863 # AltiVec flags: The FSF version of GCC differs from the Apple version
2864 if enabled altivec; then
301ab19d 2865 nogas=warn
fa0912fe
MR
2866 check_cflags -maltivec -mabi=altivec &&
2867 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2868 check_cflags -faltivec
2869
2870 # check if our compiler supports Motorola AltiVec C API
2871 check_cc <<EOF || disable altivec
2872$inc_altivec_h
2873int main(void) {
2874 vector signed int v1, v2, v3;
2875 v1 = vec_add(v2,v3);
2876 return 0;
2877}
2878EOF
2879
2880 # check if our compiler supports braces for vector declarations
2881 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2882$inc_altivec_h
2883int main (void) { (vector int) {1}; return 0; }
2884EOF
2885 fi
e45391bb 2886
fa0912fe 2887elif enabled sparc; then
e45391bb 2888
fa0912fe
MR
2889 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2890 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2891
fa0912fe 2892elif enabled x86; then
e45391bb 2893
3f150ffb 2894 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2895 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2896 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2897 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2898
f80ddd5b
RB
2899 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2900
e6a0c354
MR
2901 enable local_aligned_8 local_aligned_16
2902
44965991
PI
2903 # check whether EBP is available on x86
2904 # As 'i' is stored on the stack, this program will crash
2905 # if the base pointer is used to access it because the
2906 # base pointer is cleared in the inline assembly code.
7dfef245 2907 check_exec_crash <<EOF && enable ebp_available
44965991 2908 volatile int i=0;
be449fca 2909 __asm__ volatile (
44965991
PI
2910 "xorl %%ebp, %%ebp"
2911 ::: "%ebp");
2912 return i;
44965991
PI
2913EOF
2914
f494213c 2915 # check whether EBX is available on x86
7cee5421
MR
2916 check_asm ebx_available '""::"b"(0)' &&
2917 check_asm ebx_available '"":::"%ebx"'
8e380710 2918
6f74fb03
RP
2919 # check whether xmm clobbers are supported
2920 check_asm xmm_clobbers '"":::"%xmm0"'
2921
239fdf1b 2922 # check whether binutils is new enough to compile SSSE3/MMXEXT
940f335a 2923 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
239fdf1b 2924 enabled mmxext && check_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2925
9cca1e40 2926 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2927 if check_cmd $yasmexe --version; then
2928 enabled x86_64 && yasm_extra="-m amd64"
2929 yasm_debug="-g dwarf2"
2930 elif check_cmd nasm -v; then
2931 yasmexe=nasm
2932 yasm_debug="-g -F dwarf"
2933 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2934 fi
2935
2936 YASMFLAGS="-f $objformat $yasm_extra"
2937 enabled pic && append YASMFLAGS "-DPIC"
2938 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2939 case "$objformat" in
2940 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2941 esac
2942
48545a8f 2943 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2944 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2945 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2946 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2947 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2948 fi
e45391bb 2949
669b5583
MR
2950 case "$cpu" in
2951 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2952 disable fast_clz
2953 ;;
2954 esac
2955
44965991
PI
2956fi
2957
301ab19d
MR
2958if enabled asm; then
2959 as=${gas:=$as}
2960 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2961 $nogas "GNU assembler not found, install gas-preprocessor"
2962fi
2963
4a7e068b
MR
2964check_ldflags -Wl,--as-needed
2965
a98bb16d
RP
2966if check_func dlopen; then
2967 ldl=
2968elif check_func dlopen -ldl; then
2969 ldl=-ldl
8bf5d58f
MN
2970fi
2971
54fe299b
DV
2972if enabled network; then
2973 check_type "sys/types.h sys/socket.h" socklen_t
2974 check_type netdb.h "struct addrinfo"
75d339e0
MS
2975 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2976 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2977 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2978 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2979 check_type poll.h "struct pollfd"
54fe299b
DV
2980 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2981 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2982 check_header netinet/sctp.h
f06dee77 2983 check_func getaddrinfo $network_extralibs
54fe299b
DV
2984 # Prefer arpa/inet.h over winsock2
2985 if check_header arpa/inet.h ; then
2986 check_func closesocket
2987 elif check_header winsock2.h ; then
47876d66
DB
2988 check_func_headers winsock2.h closesocket -lws2 &&
2989 network_extralibs="-lws2" ||
2990 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2991 network_extralibs="-lws2_32"; }
f06dee77 2992 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2993 check_type ws2tcpip.h socklen_t
2994 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2995 check_type ws2tcpip.h "struct group_source_req"
2996 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2997 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2998 check_type winsock2.h "struct pollfd"
54fe299b
DV
2999 check_type ws2tcpip.h "struct sockaddr_in6"
3000 check_type ws2tcpip.h "struct sockaddr_storage"
3001 check_struct winsock2.h "struct sockaddr" sa_len
3002 else
3003 disable network
3004 fi
3005fi
3006
75ecf149
DB
3007# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3008check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3009
534a2231 3010check_func fcntl
7483e694
DB
3011check_func fork
3012check_func gethrtime
667fb97a 3013check_func getopt
7483e694 3014check_func getrusage
fc5607f8 3015check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3016check_func gettimeofday
094c09bb 3017check_func inet_aton $network_extralibs
abfc8d05 3018check_func isatty
a5b64584 3019check_func localtime_r
4ae40685 3020check_func ${malloc_prefix}memalign && enable memalign
7483e694 3021check_func mkstemp
0328b9ea 3022check_func mmap
4ae40685 3023check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3024check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3025check_func setrlimit
87958234 3026check_func strerror_r
6379900c 3027check_func strptime
47941088 3028check_func strtok_r
ea4d5f48 3029check_func sched_getaffinity
bcc73960 3030check_func sysconf
b9e22269 3031check_func sysctl
d3d3a32c 3032check_func usleep
b507ebd1 3033check_func_headers io.h setmode
b4675d0f 3034check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3035check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3036check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3037check_func_headers windows.h GetProcessTimes
61183b5a 3038check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3039check_func_headers windows.h MapViewOfFile
d3d3a32c 3040check_func_headers windows.h Sleep
7c5bfe7a 3041check_func_headers windows.h VirtualAlloc
6ffa87d3 3042
a98bb16d 3043check_header dlfcn.h
fa845061 3044check_header dxva.h
92c6a099 3045check_header dxva2api.h
3b1ab197 3046check_header io.h
a98bb16d 3047check_header malloc.h
bf6ce82d 3048check_header poll.h
b58412f1 3049check_header sys/mman.h
06bb5905 3050check_header sys/param.h
b091aa44 3051check_header sys/resource.h
bf6ce82d 3052check_header sys/select.h
e64bceea 3053check_header sys/time.h
542920b7 3054check_header unistd.h
272081b0
CEH
3055check_header vdpau/vdpau.h
3056check_header vdpau/vdpau_x11.h
d3d3a32c 3057check_header windows.h
68178ca9 3058check_header X11/extensions/XvMClib.h
a98bb16d 3059
a4fa192c 3060disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3061disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3062
ff3755cb
JG
3063if ! disabled w32threads && ! enabled pthreads; then
3064 check_func _beginthreadex && enable w32threads
3065fi
3066
57bd82d4
MR
3067# check for some common methods of building with pthread support
3068# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3069if ! disabled pthreads && ! enabled w32threads; then
3070 enable pthreads
9e7fd101
MR
3071 if check_func pthread_create; then
3072 :
3073 elif check_func pthread_create -pthread; then
3074 add_cflags -pthread
afc9aee2 3075 add_extralibs -pthread
9e7fd101
MR
3076 elif check_func pthread_create -pthreads; then
3077 add_cflags -pthreads
afc9aee2 3078 add_extralibs -pthreads
8d94f606
GT
3079 elif check_func pthread_create -lpthreadGC2; then
3080 add_extralibs -lpthreadGC2
9e7fd101 3081 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3082 disable pthreads
9e7fd101 3083 fi
57bd82d4
MR
3084fi
3085
8eee7025 3086for thread in $THREADS_LIST; do
e5f94c2b 3087 if enabled $thread; then
3ae3b721
RP
3088 test -n "$thread_type" &&
3089 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3090 thread_type="$thread"
e5f94c2b
RP
3091 fi
3092done
3093
50f7c296 3094check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3095enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3096
15333562 3097check_mathfunc cbrtf
645d2652
MR
3098check_mathfunc exp2
3099check_mathfunc exp2f
46df708b
MS
3100check_mathfunc isinf
3101check_mathfunc isnan
645d2652 3102check_mathfunc llrint
07876e25 3103check_mathfunc llrintf
645d2652
MR
3104check_mathfunc log2
3105check_mathfunc log2f
3106check_mathfunc lrint
3107check_mathfunc lrintf
183b1c22 3108check_mathfunc rint
645d2652
MR
3109check_mathfunc round
3110check_mathfunc roundf
23d3931a 3111check_mathfunc trunc
645d2652 3112check_mathfunc truncf
f32adb22 3113
57bd82d4 3114# these are off by default, so fail if requested and not available
a1b3c5a3 3115enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3116enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3117enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3118enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3119enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3120enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3121enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3122enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3123enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3124enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3125enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3126enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3127enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3128enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3129enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3130enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3131enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3132enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3133enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3134enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3135enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3136enabled libvpx && {
3137 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3138 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3139 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3140 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3141enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3142 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3143 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3144enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3145enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3146enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3147 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3148 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3149 die "ERROR: openssl not found"; }
8ac17293 3150
acd554c1
SP
3151if enabled gnutls; then
3152 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3153 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3154fi
3155
0b4a1821
AS
3156# libdc1394 check
3157if enabled libdc1394; then
3158 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3159 enable libdc1394_2; } ||
3160 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3161 enable libdc1394_1; } ||
3162 die "ERROR: No version of libdc1394 found "
3163fi
3164
9bd41bb1 3165if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3166 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3167 enable sdl &&
3168 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3169fi
57bd82d4 3170
2270b4b2 3171texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3172
c6f95144 3173check_header linux/fb.h
06e31011 3174check_header linux/videodev2.h
a6a4793d
LB
3175check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3176
1b6e8b73 3177check_header sys/videoio.h
47f38850 3178
27796dc3 3179check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3180# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3181# w32api 3.12 had it defined wrong
3182check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3183
f8aa696f 3184# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3185{ check_header dev/bktr/ioctl_meteor.h &&
3186 check_header dev/bktr/ioctl_bt848.h; } ||
3187{ check_header machine/ioctl_meteor.h &&
3188 check_header machine/ioctl_bt848.h; } ||
3189{ check_header dev/video/meteor/ioctl_meteor.h &&
3190 check_header dev/video/bktr/ioctl_bt848.h; } ||
3191check_header dev/ic/bt8xx.h
f8aa696f 3192
15d59d2c 3193check_header sndio.h
c7682de0
RP
3194check_header sys/soundcard.h
3195check_header soundcard.h
deb29777 3196
b6f3d925 3197enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3198
8772997d
SM
3199enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3200 check_func jack_port_get_latency_range -ljack
80ff8a16 3201
15d59d2c
B
3202enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3203
e417d80d
AK
3204enabled libcdio &&
3205 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3206
4a584eda
JA
3207enabled x11grab &&
3208require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3209require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3210require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3211
ac3dbb4d
SZ
3212# check for VDA header
3213if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3214 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3215fi
3216
598ef02b 3217if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3218check_cpp_condition \
3219 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3220 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3221 disable vdpau; }
abf649c7 3222fi
deda2a4a 3223
95e561ec 3224enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3225
3226# add some useful compiler flags if supported
3227check_cflags -Wdeclaration-after-statement
dcd479c0 3228check_cflags -Wall
440e3b2f 3229check_cflags -Wno-parentheses
dcd479c0 3230check_cflags -Wno-switch
b36518dc 3231check_cflags -Wno-format-zero-length
c07bd6a9
MN
3232check_cflags -Wdisabled-optimization
3233check_cflags -Wpointer-arith
3234check_cflags -Wredundant-decls
cc1fb623 3235check_cflags -Wno-pointer-sign
f4929996 3236check_cflags -Wcast-qual
9aceb3cf 3237check_cflags -Wwrite-strings
652a5bf6 3238check_cflags -Wtype-limits
764551c6 3239check_cflags -Wundef
fc298fd9 3240check_cflags -Wmissing-prototypes
c2ed91de 3241check_cflags -Wstrict-prototypes
5af4e0cc 3242enabled extra_warnings && check_cflags -Winline
cf9d24ad 3243
57bd82d4 3244# add some linker flags
5c0e9479 3245check_ldflags -Wl,--warn-common
3510a133 3246check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3247test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3248
47876d66 3249enabled xmm_clobber_test &&
7e4d9d5d
RB
3250 check_ldflags -Wl,--wrap,avcodec_open2 \
3251 -Wl,--wrap,avcodec_decode_audio4 \
3252 -Wl,--wrap,avcodec_decode_video2 \
3253 -Wl,--wrap,avcodec_decode_subtitle2 \
3254 -Wl,--wrap,avcodec_encode_audio2 \
3255 -Wl,--wrap,avcodec_encode_video \
3256 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3257 -Wl,--wrap,sws_scale ||
7e4d9d5d