x86: avcodec: Consistently name all init files
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
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]
3b327a4b
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-dwt disable DWT code
120 --disable-lsp disable LSP code
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121 --disable-mdct disable MDCT code
122 --disable-rdft disable RDFT code
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123 --disable-fft disable FFT code
124 --enable-dxva2 enable DXVA2 code
dcb73592 125 --enable-vaapi enable VAAPI code
ac3dbb4d 126 --enable-vda enable VDA code
e8f6bd4b 127 --enable-vdpau enable VDPAU code
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128
129Individual component options:
bb55e3a3 130 --disable-everything disable all components listed below
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131 --disable-encoder=NAME disable encoder NAME
132 --enable-encoder=NAME enable encoder NAME
133 --disable-encoders disable all encoders
134 --disable-decoder=NAME disable decoder NAME
135 --enable-decoder=NAME enable decoder NAME
136 --disable-decoders disable all decoders
137 --disable-hwaccel=NAME disable hwaccel NAME
138 --enable-hwaccel=NAME enable hwaccel NAME
139 --disable-hwaccels disable all hwaccels
140 --disable-muxer=NAME disable muxer NAME
141 --enable-muxer=NAME enable muxer NAME
142 --disable-muxers disable all muxers
143 --disable-demuxer=NAME disable demuxer NAME
144 --enable-demuxer=NAME enable demuxer NAME
145 --disable-demuxers disable all demuxers
146 --enable-parser=NAME enable parser NAME
147 --disable-parser=NAME disable parser NAME
148 --disable-parsers disable all parsers
149 --enable-bsf=NAME enable bitstream filter NAME
150 --disable-bsf=NAME disable bitstream filter NAME
151 --disable-bsfs disable all bitstream filters
152 --enable-protocol=NAME enable protocol NAME
153 --disable-protocol=NAME disable protocol NAME
154 --disable-protocols disable all protocols
3b327a4b 155 --enable-indev=NAME enable input device NAME
06454877 156 --disable-indev=NAME disable input device NAME
06454877 157 --disable-indevs disable input devices
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158 --enable-outdev=NAME enable output device NAME
159 --disable-outdev=NAME disable output device NAME
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160 --disable-outdevs disable output devices
161 --disable-devices disable all devices
162 --enable-filter=NAME enable filter NAME
163 --disable-filter=NAME disable filter NAME
164 --disable-filters disable all filters
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165
166External library support:
167 --enable-avisynth enable reading of AVISynth script files [no]
168 --enable-bzlib enable bzlib [autodetect]
47941088 169 --enable-frei0r enable frei0r video filtering
bc8c1395 170 --enable-gnutls enable gnutls [no]
e417d80d 171 --enable-libcdio enable audio CD grabbing with libcdio
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172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
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174 --enable-libfaac enable AAC encoding via libfaac [no]
175 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
c547e5ff 177 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 178 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 179 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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180 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
181 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
182 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 183 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
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 [$debuglevel]
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263 --disable-optimizations disable compiler optimizations
264 --enable-extra-warnings enable more compiler warnings
52b3cc60 265 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 266 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
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267 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
268 should be used only for debugging purposes)
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269 --enable-random randomly enable/disable components
270 --disable-random
271 --enable-random=LIST randomly enable/disable specific components or
272 --disable-random=LIST component groups. LIST is a comma-separated list
273 of NAME[:PROB] entries where NAME is a component
274 (group) and PROB the probability associated with
275 NAME (default 0.5).
276 --random-seed=VALUE seed value for --enable/disable-random
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277
278NOTE: Object files are built at the place where configure is launched.
279EOF
60e8bc13 280 exit 0
74c53c2d 281}
cf9d24ad 282
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283quotes='""'
284
57bd82d4 285log(){
2270b4b2 286 echo "$@" >> $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
7bfc8ae6
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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
e155a21a
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 "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
334}
335
14a8acf1
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336c_escape(){
337 echo "$*" | sed 's/["\\]/\\\0/g'
338}
339
b04251c5
MR
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 "$v"
344}
345
bb7a22b5
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346cleanws(){
347 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
348}
349
be8f2501
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
MR
372set_all(){
373 value=$1
374 shift
375 for var in $*; do
376 eval $var=$value
377 done
378}
379
72a43668
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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
799c9e9b
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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
72a43668
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425enable_weak(){
426 set_weak yes $*
427}
428
429disable_weak(){
430 set_weak no $*
431}
432
72702705 433enable_safe(){
fd07f803
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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(){
fd07f803
MR
440 for var; do
441 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
442 done
72702705
MR
443}
444
f9d328da
MR
445do_enable_deep(){
446 for var; do
447 enabled $var && continue
448 eval sel="\$${var}_select"
c510c7b5
MR
449 eval sgs="\$${var}_suggest"
450 pushvar var sgs
f9d328da 451 enable_deep $sel
c510c7b5
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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
72a43668
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463enable_deep_weak(){
464 do_enable_deep $*
465 enable_weak $*
466}
467
57bd82d4 468enabled(){
3250003c
MR
469 test "${1#!}" = "$1" && op== || op=!=
470 eval test "x\$${1#!}" $op "xyes"
44161118
MR
471}
472
37970ebf 473disabled(){
3250003c
MR
474 test "${1#!}" = "$1" && op== || op=!=
475 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
476}
477
44161118
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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
85bca2c5
DB
496disabled_any(){
497 for opt; do
498 disabled $opt && return 0
499 done
f7b230a7 500 return 1
85bca2c5
DB
501}
502
c9d19248
MR
503set_default(){
504 for opt; do
88268e94 505 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
506 done
507}
508
4a0d6686
AJ
509is_in(){
510 value=$1
511 shift
512 for var in $*; do
513 [ $var = $value ] && return 0
514 done
515 return 1
516}
517
30fd06be
MR
518check_deps(){
519 for cfg; do
3250003c 520 cfg="${cfg#!}"
799c9e9b
MR
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"
3d7453e0
MR
529 eval dep_ifa="\$${cfg}_if"
530 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 531
3d7453e0
MR
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 $dep_ifn
534 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 535
3d7453e0
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536 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
537 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
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
MR
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
MR
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 $TMPC
f65883c8
MR
661}
662
575db883
DB
663check_inline_asm(){
664 log check_inline_asm "$@"
940f335a 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
3e0b1c9a 1156 poll_h
1f91cdce 1157 posix_memalign
07b28702 1158 rdtsc
183b1c22 1159 rint
a33cab3a
MK
1160 round
1161 roundf
358d854d 1162 rweflags
ea4d5f48 1163 sched_getaffinity
c88f5d72
MR
1164 sdl
1165 sdl_video_size
b507ebd1 1166 setmode
3e0b1c9a 1167 setrlimit
d3d3a32c 1168 Sleep
15d59d2c 1169 sndio_h
72be9e73 1170 socklen_t
deb29777 1171 soundcard_h
87958234 1172 strerror_r
6379900c 1173 strptime
47941088 1174 strtok_r
c0018613 1175 struct_addrinfo
75d339e0
MS
1176 struct_group_source_req
1177 struct_ip_mreq_source
b4d68544 1178 struct_ipv6_mreq
cdee08e3 1179 struct_pollfd
3e0b1c9a 1180 struct_rusage_ru_maxrss
b4d68544 1181 struct_sockaddr_in6
3b2372bf 1182 struct_sockaddr_sa_len
33a4dbdd 1183 struct_sockaddr_storage
a6a4793d 1184 struct_v4l2_frmivalenum_discrete
b462d132 1185 symver
b462d132 1186 symver_asm_label
3e0b1c9a 1187 symver_gnu_asm
bcc73960 1188 sysconf
b9e22269 1189 sysctl
b58412f1 1190 sys_mman_h
06bb5905 1191 sys_param_h
b091aa44 1192 sys_resource_h
81644c2e 1193 sys_select_h
deb29777 1194 sys_soundcard_h
e64bceea 1195 sys_time_h
1b6e8b73 1196 sys_videoio_h
b265431e 1197 threads
23d3931a 1198 trunc
7b04b8a0 1199 truncf
542920b7 1200 unistd_h
d3d3a32c 1201 usleep
ce742de2 1202 vfp_args
7c5bfe7a 1203 VirtualAlloc
d3d3a32c 1204 windows_h
6ff3f3e7 1205 winsock2_h
cc078b5d 1206 xform_asm
3f150ffb 1207 xgetbv
6f74fb03 1208 xmm_clobbers
304d586d 1209 yasm
0cb78cef 1210"
44161118 1211
b6bb00b0
MR
1212# options emitted with CONFIG_ prefix but not available on command line
1213CONFIG_EXTRA="
87849592 1214 aandcttables
bfe9f48a 1215 ac3dsp
dc4f5a1c 1216 avutil
bfe9f48a 1217 gcrypt
478fd534 1218 golomb
9cad0e4e 1219 gplv3
478fd534
DB
1220 h264chroma
1221 h264dsp
1222 h264pred
915a2a0a 1223 h264qpel
478fd534 1224 huffman
9cad0e4e 1225 lgplv3
478fd534 1226 lpc
bfe9f48a 1227 mpegaudiodsp
18bbca1f 1228 mpegvideo
ad08dfd5 1229 mpegvideoenc
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"
ad08dfd5 1338mpegvideoenc_select="mpegvideo"
26fbcc85 1339
5666fd73 1340# decoders / encoders / hardware accelerators
cfc2a0cf 1341aac_decoder_select="mdct sinewin"
4538729a 1342aac_encoder_select="mdct sinewin"
136e19e1 1343aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1344ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1345ac3_encoder_select="mdct ac3dsp"
3d269059 1346ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1347alac_encoder_select="lpc"
b781cc12 1348amrnb_decoder_select="lsp"
2b2a597e 1349amrwb_decoder_select="lsp"
4538729a 1350atrac1_decoder_select="mdct sinewin"
26fbcc85 1351atrac3_decoder_select="mdct"
a33657ce
DB
1352binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1353binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1354cavs_decoder_select="golomb mpegvideo"
4538729a 1355cook_decoder_select="mdct sinewin"
2eef7c62 1356cscd_decoder_suggest="zlib"
26fbcc85 1357dca_decoder_select="mdct"
ad08dfd5 1358dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1359dxa_decoder_select="zlib"
baf91bb9 1360eac3_decoder_select="ac3_decoder"
aa47c35d 1361eac3_encoder_select="mdct ac3dsp"
87849592
DB
1362eamad_decoder_select="aandcttables"
1363eatgq_decoder_select="aandcttables"
18bbca1f 1364eatqi_decoder_select="aandcttables mpegvideo"
4f034993
MR
1365ffv1_decoder_select="golomb"
1366flac_decoder_select="golomb"
f4d608e3 1367flac_encoder_select="golomb lpc"
2eef7c62
AJ
1368flashsv_decoder_select="zlib"
1369flashsv_encoder_select="zlib"
c2d23309 1370flashsv2_decoder_select="zlib"
4414137e 1371flv_decoder_select="h263_decoder"
4d4b4bd1 1372flv_encoder_select="h263_encoder"
3447f12d 1373fraps_decoder_select="huffman"
18bbca1f 1374h261_decoder_select="mpegvideo"
ad08dfd5 1375h261_encoder_select="aandcttables mpegvideoenc"
18bbca1f 1376h263_decoder_select="h263_parser mpegvideo"
ad08dfd5 1377h263_encoder_select="aandcttables mpegvideoenc"
95a61cfc 1378h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1379h263i_decoder_select="h263_decoder"
fe629c2d 1380h263p_encoder_select="h263_encoder"
18bbca1f 1381h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1382h264_dxva2_hwaccel_deps="dxva2api_h"
1383h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1384h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1385h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1386h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1387iac_decoder_select="fft mdct sinewin"
56c8227d 1388imc_decoder_select="fft mdct sinewin"
4f034993
MR
1389jpegls_decoder_select="golomb"
1390jpegls_encoder_select="golomb"
ad08dfd5 1391ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1392loco_decoder_select="golomb"
18bbca1f 1393mdec_decoder_select="mpegvideo"
ad08dfd5 1394mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1395mlp_decoder_select="mlp_parser"
c4f5c2d6 1396mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1397mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1398mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1399mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1400mp3_decoder_select="mpegaudiodsp"
1401mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1402mp3adufloat_decoder_select="mpegaudiodsp"
1403mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1404mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1405mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1406mpc7_decoder_select="mpegaudiodsp"
1407mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1408mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1409mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1410mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1411mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
18bbca1f 1412mpeg1video_decoder_select="mpegvideo"
ad08dfd5 1413mpeg1video_encoder_select="aandcttables mpegvideoenc"
164aab02
LA
1414mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1415mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1416mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
fe5fba44 1417mpeg2video_decoder_select="mpegvideo"
ad08dfd5 1418mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1419mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1420mpeg4_encoder_select="h263_encoder"
95a61cfc 1421mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1422mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1423msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1424msmpeg4v1_encoder_select="h263_encoder"
4414137e 1425msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1426msmpeg4v2_encoder_select="h263_encoder"
4414137e 1427msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1428msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1429nellymoser_decoder_select="mdct sinewin"
1430nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1431png_decoder_select="zlib"
1432png_encoder_select="zlib"
b781cc12 1433qcelp_decoder_select="lsp"
c4f5c2d6 1434qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1435ra_144_encoder_select="lpc"
9f43fdda 1436ralf_decoder_select="golomb"
a8beb22f 1437rv10_decoder_select="h263_decoder"
b2bf38b4 1438rv10_encoder_select="h263_encoder"
a8beb22f 1439rv20_decoder_select="h263_decoder"
b2bf38b4 1440rv20_encoder_select="h263_encoder"
18bbca1f
MR
1441rv30_decoder_select="golomb h264chroma h264pred h264qpel mpegvideo"
1442rv40_decoder_select="golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1443shorten_decoder_select="golomb"
b781cc12 1444sipr_decoder_select="lsp"
05aec7bb 1445snow_decoder_select="dwt"
ad08dfd5 1446snow_encoder_select="aandcttables dwt mpegvideoenc"
fe5fba44 1447svq1_decoder_select="mpegvideo"
ad08dfd5 1448svq1_encoder_select="aandcttables mpegvideoenc"
18bbca1f 1449svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1450svq3_decoder_suggest="zlib"
4eef77c1 1451theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1452tiff_decoder_suggest="zlib"
1453tiff_encoder_suggest="zlib"
aec09a00 1454truehd_decoder_select="mlp_decoder"
2eef7c62 1455tscc_decoder_select="zlib"
4538729a 1456twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1457vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1458vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1459vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1460vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1461vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1462vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1463vorbis_decoder_select="mdct"
1464vorbis_encoder_select="mdct"
ab9f9876
MR
1465vp3_decoder_select="vp3dsp"
1466vp5_decoder_select="vp3dsp"
1467vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1468vp6a_decoder_select="vp6_decoder"
1469vp6f_decoder_select="vp6_decoder"
915a2a0a 1470vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1471wmapro_decoder_select="mdct sinewin"
1472wmav1_decoder_select="mdct sinewin"
1473wmav1_encoder_select="mdct sinewin"
1474wmav2_decoder_select="mdct sinewin"
1475wmav2_encoder_select="mdct sinewin"
1476wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1477wmv1_decoder_select="h263_decoder"
665507aa 1478wmv1_encoder_select="h263_encoder"
f95bfab0 1479wmv2_decoder_select="h263_decoder"
1746e2a9 1480wmv2_encoder_select="h263_encoder"
015f8ee0 1481wmv3_decoder_select="vc1_decoder"
f0f86627 1482wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1483wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1484wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1485wmv3image_decoder_select="wmv3_decoder"
0e714f88 1486zerocodec_decoder_select="zlib"
2eef7c62
AJ
1487zlib_decoder_select="zlib"
1488zlib_encoder_select="zlib"
1489zmbv_decoder_select="zlib"
1490zmbv_encoder_select="zlib"
30fd06be 1491
0afab17e 1492vaapi_deps="va_va_h"
ac3dbb4d 1493vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1494vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1495
28b80940 1496# parsers
18bbca1f
MR
1497h264_parser_select="golomb h264dsp h264pred mpegvideo"
1498mpeg4video_parser_select="mpegvideo"
1499mpegvideo_parser_select="mpegvideo"
1500vc1_parser_select="mpegvideo"
28b80940 1501
912f3148 1502# external libraries
c9171a83 1503libfaac_encoder_deps="libfaac"
37eeb5e2 1504libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1505libgsm_decoder_deps="libgsm"
1506libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1507libgsm_ms_decoder_deps="libgsm"
1508libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1509libilbc_decoder_deps="libilbc"
1510libilbc_encoder_deps="libilbc"
1cc60c47 1511libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1512libopencore_amrnb_decoder_deps="libopencore_amrnb"
1513libopencore_amrnb_encoder_deps="libopencore_amrnb"
1514libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1515libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1516libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1517libschroedinger_decoder_deps="libschroedinger"
1518libschroedinger_encoder_deps="libschroedinger"
ae14f311 1519libspeex_decoder_deps="libspeex"
b606a017 1520libspeex_encoder_deps="libspeex"
150d2772 1521libtheora_encoder_deps="libtheora"
d89e738a 1522libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1523libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1524libvorbis_encoder_deps="libvorbis"
8299a7f8 1525libvpx_decoder_deps="libvpx"
ee0e9146 1526libvpx_encoder_deps="libvpx"
1cc60c47 1527libx264_encoder_deps="libx264"
de295976 1528libxavs_encoder_deps="libxavs"
1cc60c47 1529libxvid_encoder_deps="libxvid"
30fd06be 1530
912f3148 1531# demuxers / muxers
c2dd0e9e 1532ac3_demuxer_select="ac3_parser"
647c2356 1533asf_stream_muxer_select="asf_muxer"
4e622dea 1534avisynth_demuxer_deps="avisynth"
c2dd0e9e 1535dirac_demuxer_select="dirac_parser"
5b423887 1536eac3_demuxer_select="ac3_parser"
c2dd0e9e 1537flac_demuxer_select="flac_parser"
647c2356 1538ipod_muxer_select="mov_muxer"
647c2356 1539matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1540matroska_demuxer_suggest="zlib bzlib"
1541mov_demuxer_suggest="zlib"
c2dd0e9e 1542mp3_demuxer_select="mpegaudio_parser"
647c2356 1543mp4_muxer_select="mov_muxer"
18bbca1f 1544mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1545mpegtsraw_demuxer_select="mpegts_demuxer"
1546mxf_d10_muxer_select="mxf_muxer"
24ca518b 1547ogg_demuxer_select="golomb"
647c2356 1548psp_muxer_select="mov_muxer"
44594cc7 1549rtp_demuxer_select="sdp_demuxer"
18bbca1f 1550rtp_muxer_select="mpegvideo"
44b70ce5
MS
1551rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1552rtsp_demuxer_select="http_protocol rtpdec"
1553rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1554sap_demuxer_select="sdp_demuxer"
2aab70c4 1555sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1556sdp_demuxer_select="rtpdec"
f1e94694 1557spdif_muxer_select="aac_parser"
647c2356
DB
1558tg2_muxer_select="mov_muxer"
1559tgp_muxer_select="mov_muxer"
6bdaa5f4 1560w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1561
1562# indevs / outdevs
38e54a75 1563alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1564alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1565bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1566dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1567fbdev_indev_deps="linux_fb_h"
38e54a75 1568jack_indev_deps="jack_jack_h"
e417d80d 1569libcdio_indev_deps="libcdio"
38e54a75 1570libdc1394_indev_deps="libdc1394"
38e54a75
SS
1571oss_indev_deps_any="soundcard_h sys_soundcard_h"
1572oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1573pulse_indev_deps="libpulse"
15d59d2c
B
1574sndio_indev_deps="sndio_h"
1575sndio_outdev_deps="sndio_h"
38e54a75 1576v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1577vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1578vfwcap_indev_extralibs="-lavicap32"
24f8961f 1579x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1580
912f3148 1581# protocols
acd554c1
SP
1582ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1583ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1584ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1585ffrtmphttp_protocol_deps="!librtmp_protocol"
1586ffrtmphttp_protocol_select="http_protocol"
3fff6382 1587gopher_protocol_deps="network"
c40e1757
JS
1588httpproxy_protocol_deps="network"
1589httpproxy_protocol_select="tcp_protocol"
c08fb000 1590http_protocol_deps="network"
279a0c97 1591http_protocol_select="tcp_protocol"
183baead 1592https_protocol_select="tls_protocol"
c3b57d6e
DB
1593librtmp_protocol_deps="librtmp"
1594librtmpe_protocol_deps="librtmp"
1595librtmps_protocol_deps="librtmp"
1596librtmpt_protocol_deps="librtmp"
1597librtmpte_protocol_deps="librtmp"
c60a2d70 1598mmsh_protocol_select="http_protocol"
b4cf3f6c 1599mmst_protocol_deps="network"
c3b57d6e 1600rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1601rtmp_protocol_select="tcp_protocol"
acd554c1 1602rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1603rtmps_protocol_deps="!librtmp_protocol"
1604rtmps_protocol_select="tls_protocol"
775c4d36 1605rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1606rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1607rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1608rtp_protocol_select="udp_protocol"
83c93fe7 1609sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1610tcp_protocol_deps="network"
558d192d
MS
1611tls_protocol_deps_any="openssl gnutls"
1612tls_protocol_select="tcp_protocol"
c08fb000
AB
1613udp_protocol_deps="network"
1614
6ebf0bfc 1615# filters
13fabd7a 1616blackframe_filter_deps="gpl"
ce6b6ef6 1617boxblur_filter_deps="gpl"
68b79bfc 1618cropdetect_filter_deps="gpl"
b157be1f 1619delogo_filter_deps="gpl"
a5b64584 1620drawtext_filter_deps="libfreetype"
2e5ff4d0 1621frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1622frei0r_filter_extralibs='$ldl'
a42bb9d6 1623frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1624frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1625hqdn3d_filter_deps="gpl"
d371e7b9 1626resample_filter_deps="avresample"
cf69ad35 1627ocv_filter_deps="libopencv"
2f296e39 1628scale_filter_deps="swscale"
acbac567 1629yadif_filter_deps="gpl"
6ebf0bfc 1630
5a0f7131
MR
1631# libraries
1632avdevice_deps="avcodec avformat"
1633avformat_deps="avcodec"
f7679c54 1634
912f3148 1635# programs
ce03b088
AK
1636avconv_deps="avcodec avfilter avformat avresample swscale
1637 aformat_filter asyncts_filter
1638 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1639avplay_deps="avcodec avformat swscale sdl"
1640avplay_select="rdft"
9e12f0bf 1641avprobe_deps="avcodec avformat"
b263bf66 1642avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1643avserver_extralibs='$ldl'
a2830dca 1644
c73f65d9 1645doc_deps="texi2html"
912f3148 1646
57442411
MR
1647# tests
1648
388ff813
DB
1649mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1650seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1651
57442411
MR
1652test_deps(){
1653 suf1=$1
1654 suf2=$2
1655 shift 2
1656 for v; do
1657 dep=${v%=*}
1658 tests=${v#*=}
1659 for name in ${tests}; do
908f12f3 1660 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1661 done
1662 done
1663}
1664
57442411
MR
1665test_deps _muxer _demuxer \
1666 aiff \
1667 pcm_alaw=alaw \
1668 asf \
1669 au \
1670 avi \
1671 dv=dv_fmt \
1672 ffm \
1673 flv=flv_fmt \
1674 gxf \
1675 matroska=mkv \
1676 mmf \
1677 mov \
1678 pcm_mulaw=mulaw \
0218808d 1679 mxf="mxf mxf_d10" \
57442411
MR
1680 nut \
1681 ogg \
1682 rawvideo=pixfmt \
1683 rm \
1684 swf \
1685 mpegts=ts \
1686 voc \
1687 wav \
1688 yuv4mpegpipe=yuv4mpeg \
1689
de6d9b64 1690# default parameters
8a608357 1691
19bd477d 1692logfile="config.log"
8a608357
MR
1693
1694# installation paths
c9d19248
MR
1695prefix_default="/usr/local"
1696bindir_default='${prefix}/bin'
6291d7e4 1697datadir_default='${prefix}/share/avconv'
c9d19248
MR
1698incdir_default='${prefix}/include'
1699libdir_default='${prefix}/lib'
1700mandir_default='${prefix}/share/man'
1701shlibdir_default="$libdir_default"
8a608357
MR
1702
1703# toolchain
121d78d0 1704ar_default="ar"
13c7df3d 1705cc_default="gcc"
9da6609f 1706host_cc_default="gcc"
11e6d03a 1707ln_s="ln -sf"
89641463 1708nm_default="nm"
11e6d03a 1709objformat="elf"
3f8040db 1710pkg_config_default=pkg-config
be7109c1 1711ranlib="ranlib"
11e6d03a 1712yasmexe="yasm"
8a608357 1713
8182dc34 1714nm_opts='-g'
3e0b1c9a 1715nogas=":"
8182dc34 1716
8a608357 1717# machine
8d4c00ed 1718arch_default=$(uname -m)
38d0a8aa 1719cpu="generic"
8a608357 1720
8a608357 1721# OS
8d4c00ed
MR
1722target_os_default=$(tolower $(uname -s))
1723host_os=$target_os_default
8a608357 1724
8a608357 1725# configurable options
055c61b8
DB
1726enable $PROGRAM_LIST
1727
5a0f7131
MR
1728enable avcodec
1729enable avdevice
cccc039f 1730enable avfilter
5a0f7131 1731enable avformat
c8af852b 1732enable avresample
dc4f5a1c 1733enable avutil
3e0b1c9a
DB
1734enable swscale
1735
3e0b1c9a
DB
1736enable asm
1737enable debug
1738enable doc
1739enable fastdiv
497237c7 1740enable network
8400d6b8 1741enable optimizations
8cfbbd92 1742enable safe_bitstream_reader
530dc538 1743enable static
a9ddb5b1 1744enable swscale_alpha
8a608357 1745
8a608357 1746# build settings
9987769a 1747SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1748AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1749LIBPREF="lib"
1750LIBSUF=".a"
c5f14466
RP
1751FULLNAME='$(NAME)$(BUILDSUF)'
1752LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1753SLIBPREF="lib"
1754SLIBSUF=".so"
c5f14466 1755SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1756SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1757SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1758LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1759SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1760SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1761
68485d1f
MR
1762asflags_filter=echo
1763cflags_filter=echo
64933b6c
MR
1764ldflags_filter=echo
1765
23565c26 1766AS_C='-c'
bc877faf 1767AS_O='-o $@'
23565c26 1768CC_C='-c'
18031c49 1769CC_E='-E -o $@'
7e6c86e6 1770CC_O='-o $@'
a758c5e2 1771LD_O='-o $@'
23565c26 1772HOSTCC_C='-c'
a758c5e2 1773HOSTCC_O='-o $@'
7e6c86e6 1774
1d01fee9 1775host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1776host_libs='-lm'
6c3fa06a
MR
1777host_cflags_filter=echo
1778host_ldflags_filter=echo
9da6609f 1779
9b861379 1780target_path='$(CURDIR)'
a7ada2ba 1781
a158446b
MR
1782# since the object filename is not given with the -MM flag, the compiler
1783# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1784DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1785DEPFLAGS='-MM'
315c741d 1786
c597172e 1787# find source path
24524f36 1788if test -f configure; then
f038cf3c 1789 source_path=.
c597172e 1790else
8477f2de 1791 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1792 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1793 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1794 test -e "$source_path/config.h" &&
1795 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1796fi
1797
13cbe2c0 1798for v in "$@"; do
b04251c5
MR
1799 r=${v#*=}
1800 l=${v%"$r"}
1801 r=$(sh_quote "$r")
29ba0911 1802 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1803done
c597172e 1804
73ef8980
MR
1805find_things(){
1806 thing=$1
1807 pattern=$2
1808 file=$source_path/$3
932ccf39 1809 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1810}
1811
1812ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1813DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1814HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1815PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1816BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1817MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1818DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1819OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1820INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1821PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1822FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1823
54e75be4
DB
1824ALL_COMPONENTS="
1825 $BSF_LIST
1826 $DECODER_LIST
1827 $DEMUXER_LIST
1828 $ENCODER_LIST
1829 $FILTER_LIST
1830 $HWACCEL_LIST
1831 $INDEV_LIST
1832 $MUXER_LIST
1833 $OUTDEV_LIST
1834 $PARSER_LIST
1835 $PROTOCOL_LIST
1836"
1837
57442411 1838find_tests(){
b9d5f1b7 1839 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1840}
1841
57442411 1842LAVF_TESTS=$(find_tests lavf)
48c28162 1843LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1844SEEK_TESTS=$(find_tests seek seek_)
57442411 1845
7263cd55 1846ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1847
8469ae22
MR
1848for n in $COMPONENT_LIST; do
1849 v=$(toupper ${n%s})_LIST
1850 eval enable \$$v
1851 eval ${n}_if_any="\$$v"
1852done
1853
54e75be4 1854enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1855
1856die_unknown(){
1857 echo "Unknown option \"$1\"."
1858 echo "See $0 --help for available options."
1859 exit 1
1860}
1861
794f8e97 1862show_list() {
bf0c4afa
RP
1863 suffix=_$1
1864 shift
2b444ea7 1865 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1866 exit 0
1867}
1868
154caa67
MR
1869rand_list(){
1870 IFS=', '
1871 set -- $*
1872 unset IFS
1873 for thing; do
1874 comp=${thing%:*}
1875 prob=${thing#$comp}
1876 prob=${prob#:}
1877 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1878 echo "prob ${prob:-0.5}"
1879 printf '%s\n' $comp
1880 done
1881}
1882
1883do_random(){
1884 action=$1
1885 shift
1886 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1887 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1888}
1889
c597172e 1890for opt do
7483e694
DB
1891 optval="${opt#*=}"
1892 case "$opt" in
0f010b2f 1893 --extra-ldflags=*) add_ldflags $optval
7483e694 1894 ;;
0f010b2f 1895 --extra-libs=*) add_extralibs $optval
7483e694 1896 ;;
8fb1cb58 1897 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1898 ;;
40bcf4c7
BL
1899 --enable-debug=*) debuglevel="$optval"
1900 ;;
36e2dea0 1901 --disable-everything)
1b15dc3c 1902 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1903 ;;
154caa67
MR
1904 --enable-random|--disable-random)
1905 action=${opt%%-random}
1906 do_random ${action#--} $COMPONENT_LIST
1907 ;;
1908 --enable-random=*|--disable-random=*)
1909 action=${opt%%-random=*}
1910 do_random ${action#--} $optval
1911 ;;
7483e694 1912 --enable-*=*|--disable-*=*)
8b93ddc3 1913 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1914 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1915 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1916 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1917 $action $(filter "$name" $list)
7483e694
DB
1918 ;;
1919 --enable-?*|--disable-?*)
5e622c40 1920 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1921 if is_in $option $COMPONENT_LIST; then
fed5d54b 1922 test $action = disable && action=unset
e3773a55
MR
1923 eval $action \$$(toupper ${option%s})_LIST
1924 elif is_in $option $CMDLINE_SELECT; then
1925 $action $option
1926 else
1927 die_unknown $opt
1928 fi
7483e694
DB
1929 ;;
1930 --list-*)
1931 NAME="${opt#--list-}"
1932 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1933 NAME=${NAME%s}
1934 eval show_list $NAME \$$(toupper $NAME)_LIST
1935 ;;
1936 --help|-h) show_help
1937 ;;
1938 *)
884a36a7 1939 optname="${opt%%=*}"
26759c44
MR
1940 optname="${optname#--}"
1941 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1942 if is_in $optname $CMDLINE_SET; then
1943 eval $optname='$optval'
1944 elif is_in $optname $CMDLINE_APPEND; then
1945 append $optname "$optval"
1946 else
1947 die_unknown $opt
1948 fi
7483e694
DB
1949 ;;
1950 esac
c597172e
MR
1951done
1952
bcea99bb
MR
1953disabled logging && logfile=/dev/null
1954
29ba0911 1955echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1956set >> $logfile
1957
9da6609f
MR
1958test -n "$cross_prefix" && enable cross_compile
1959
8d4c00ed
MR
1960if enabled cross_compile; then
1961 test -n "$arch" && test -n "$target_os" ||
1962 die "Must specify target arch and OS when cross-compiling"
1963fi
1964
1965set_default arch target_os
1966
121d78d0 1967ar_default="${cross_prefix}${ar_default}"
11e6d03a 1968cc_default="${cross_prefix}${cc_default}"
20e0ed95 1969nm_default="${cross_prefix}${nm_default}"
3f8040db 1970pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1971ranlib="${cross_prefix}${ranlib}"
adb2b908 1972
c5200f17
MR
1973sysinclude_default="${sysroot}/usr/include"
1974
e0be794a 1975set_default cc nm pkg_config sysinclude
9da6609f
MR
1976enabled cross_compile || host_cc_default=$cc
1977set_default host_cc
13c7df3d 1978
762f95e4
MR
1979if ! $pkg_config --version >/dev/null 2>&1; then
1980 warn "$pkg_config not found, library detection may fail."
1981 pkg_config=false
1982fi
1983
82bb3329
MR
1984exesuf() {
1985 case $1 in
1c69c79f 1986 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1987 esac
1988}
1989
1990EXESUF=$(exesuf $target_os)
1991HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1992
e4e69e0b 1993# set temporary file name
a49d42c2 1994: ${TMPDIR:=$TEMPDIR}
c51fafa1 1995: ${TMPDIR:=$TMP}
a49d42c2 1996: ${TMPDIR:=/tmp}
e4e69e0b 1997
a210bce2 1998if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1999 # simple replacement for missing mktemp
2000 # NOT SAFE FOR GENERAL USE
2001 mktemp(){
09a5c245 2002 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2003 }
2004fi
2005
2006tmpfile(){
2007 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2008 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2009 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2010 append TMPFILES $tmp
2011 eval $1=$tmp
2012}
2013
2014trap 'rm -f -- $TMPFILES' EXIT
54460a83 2015
55127e7b 2016tmpfile TMPASM .asm
3e0b1c9a
DB
2017tmpfile TMPC .c
2018tmpfile TMPE $EXESUF
2019tmpfile TMPH .h
2020tmpfile TMPO .o
2021tmpfile TMPS .S
2022tmpfile TMPSH .sh
2023tmpfile TMPV .ver
54460a83
MR
2024
2025unset -f mktemp
e4e69e0b 2026
fb3c4ffc
MR
2027chmod +x $TMPE
2028
993f2d0f
MR
2029# make sure we can execute files in $TMPDIR
2030cat > $TMPSH 2>> $logfile <<EOF
2031#! /bin/sh
2032EOF
2033chmod +x $TMPSH >> $logfile 2>&1
2034if ! $TMPSH >> $logfile 2>&1; then
2035 cat <<EOF
2036Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2037variable to another directory and make sure that it is not mounted noexec.
2038EOF
2039 die "Sanity test failed."
2040fi
993f2d0f 2041
d0c6d424
MR
2042pgi_flags(){
2043 for flag; do
2044 case $flag in
2045 -fomit-frame-pointer) echo -Mnoframe ;;
2046 -g) echo -gopt ;;
2047 *) echo $flag ;;
2048 esac
2049 done
2050}
2051
2052suncc_flags(){
2053 for flag; do
2054 case $flag in
2055 -march=*|-mcpu=*)
2056 case "${flag#*=}" in
2057 native) echo -xtarget=native ;;
2058 v9|niagara) echo -xarch=sparc ;;
2059 ultrasparc) echo -xarch=sparcvis ;;
2060 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2061 i586|pentium) echo -xchip=pentium ;;
2062 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2063 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2064 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2065 pentium4*) echo -xtarget=pentium4 ;;
2066 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2067 *-sse3) echo -xarch=sse3 ;;
2068 core2) echo -xarch=ssse3 -xchip=core2 ;;
2069 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2070 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2071 k8|opteron|athlon64|athlon-fx)
2072 echo -xarch=sse2a ;;
2073 athlon*) echo -xarch=pentium_proa ;;
2074 esac
2075 ;;
2076 -std=c99) echo -xc99 ;;
2077 -fomit-frame-pointer) echo -xregs=frameptr ;;
2078 -fPIC) echo -KPIC -xcode=pic32 ;;
2079 -W*,*) echo $flag ;;
2080 -f*-*|-W*) ;;
2081 *) echo $flag ;;
2082 esac
2083 done
2084}
2085
2086tms470_flags(){
2087 for flag; do
2088 case $flag in
2089 -march=*|-mcpu=*)
2090 case "${flag#*=}" in
2091 armv7-a|cortex-a*) echo -mv=7a8 ;;
2092 armv7-r|cortex-r*) echo -mv=7r4 ;;
2093 armv7-m|cortex-m*) echo -mv=7m3 ;;
2094 armv6*|arm11*) echo -mv=6 ;;
2095 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2096 echo -mv=5e ;;
2097 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2098 esac
2099 ;;
2100 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2101 -mfpu=vfp) echo --float_support=vfpv2 ;;
2102 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2103 -msoft-float) echo --float_support=vfplib ;;
2104 -O[0-3]|-mf=*) echo $flag ;;
2105 -g) echo -g -mn ;;
2106 -pds=*) echo $flag ;;
ad93dccb
MR
2107 -D*|-I*) echo $flag ;;
2108 --gcc|--abi=*) echo $flag ;;
2109 -me) echo $flag ;;
d0c6d424
MR
2110 esac
2111 done
2112}
2113
a758c5e2
MR
2114probe_cc(){
2115 pfx=$1
2116 _cc=$2
2117
23565c26 2118 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2119 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2120 _flags_filter=echo
2121
2122 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2123 _type=llvm_gcc
2124 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2125 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2126 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2127 _cflags_speed='-O3'
2128 _cflags_size='-Os'
2129 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2130 _type=gcc
2131 gcc_version=$($_cc --version | head -n1)
2132 gcc_basever=$($_cc -dumpversion)
2133 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2134 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2135 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2136 if ! $_cc -dumpversion | grep -q '^2\.'; then
2137 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2138 fi
2139 _cflags_speed='-O3'
2140 _cflags_size='-Os'
2141 elif $_cc --version 2>/dev/null | grep -q Intel; then
2142 _type=icc
2143 _ident=$($_cc --version | head -n1)
2144 _depflags='-MMD'
2145 _cflags_speed='-O3'
2146 _cflags_size='-Os'
2147 _cflags_noopt='-O1'
2148 elif $_cc -v 2>&1 | grep -q xlc; then
2149 _type=xlc
2150 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2151 _cflags_speed='-O5'
2152 _cflags_size='-O5 -qcompact'
2153 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2154 _type=ccc
2155 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2156 _DEPFLAGS='-M'
2157 debuglevel=3
2158 _ldflags='-Wl,-z,now' # calls to libots crash without this
2159 _cflags_speed='-fast'
2160 _cflags_size='-O1'
2161 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2162 test -d "$sysroot" || die "No valid sysroot specified."
2163 _type=armcc
2164 _ident=$($_cc --vsn | head -n1)
2165 armcc_conf="$PWD/armcc.conf"
2166 $_cc --arm_linux_configure \
2167 --arm_linux_config_file="$armcc_conf" \
2168 --configure_sysroot="$sysroot" \
2169 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2170 die "Error creating armcc configuration file."
2171 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2172 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2173 as_default="${cross_prefix}gcc"
2174 _depflags='-MMD'
2175 _cflags_speed='-O3'
2176 _cflags_size='-Os'
2177 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2178 _type=tms470
2179 _ident=$($_cc -version | head -n1 | tr -s ' ')
2180 _flags='--gcc --abi=eabi -me'
2181 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2182 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2183 _cc_o='-fe=$@'
2184 as_default="${cross_prefix}gcc"
2185 ld_default="${cross_prefix}gcc"
2186 _depflags='-ppa -ppd=$(@:.o=.d)'
2187 _cflags_speed='-O3 -mf=5'
2188 _cflags_size='-O3 -mf=2'
2189 _flags_filter=tms470_flags
2190 elif $_cc -v 2>&1 | grep -q clang; then
2191 _type=clang
2192 _ident=$($_cc --version | head -n1)
2193 _depflags='-MMD'
2194 _cflags_speed='-O3'
2195 _cflags_size='-Os'
2196 elif $_cc -V 2>&1 | grep -q Sun; then
2197 _type=suncc
2198 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2199 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2200 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2201 _ldflags='-std=c99'
2202 _cflags_speed='-O5'
2203 _cflags_size='-O5 -xspace'
2204 _flags_filter=suncc_flags
2205 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2206 _type=pathscale
2207 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2208 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2209 _cflags_speed='-O2'
2210 _cflags_size='-Os'
2211 _flags_filter='filter_out -Wdisabled-optimization'
2212 elif $_cc -v 2>&1 | grep -q Open64; then
2213 _type=open64
2214 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2215 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2216 _cflags_speed='-O2'
2217 _cflags_size='-Os'
2218 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2219 elif $_cc -V 2>&1 | grep -q Portland; then
2220 _type=pgi
2221 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2222 opt_common='-alias=ansi -Mlre -Mpre'
2223 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2224 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2225 _cflags_noopt="-O1"
2226 _flags_filter=pgi_flags
aef6bd1b 2227 fi
a758c5e2
MR
2228
2229 eval ${pfx}_type=\$_type
2230 eval ${pfx}_ident=\$_ident
2231}
2232
2233set_ccvars(){
23565c26 2234 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2235 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2236 eval ${1}_O=\${_cc_o-\${${1}_O}}
2237
2238 if [ -n "$_depflags" ]; then
2239 eval ${1}_DEPFLAGS=\$_depflags
2240 else
2241 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2242 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2243 eval DEP${1}FLAGS=\$_flags
2244 fi
2245}
2246
2247probe_cc cc "$cc"
2248cflags_filter=$_flags_filter
2249cflags_speed=$_cflags_speed
2250cflags_size=$_cflags_size
2251cflags_noopt=$_cflags_noopt
2252add_cflags $_flags $_cflags
2253cc_ldflags=$_ldflags
2254set_ccvars CC
2255
2256probe_cc hostcc "$host_cc"
2257host_cflags_filter=$_flags_filter
2258host_ldflags_filter=$_flags_filter
2259add_host_cflags $_flags $_cflags
2260add_host_ldflags $_flags $_ldflags
2261set_ccvars HOSTCC
629687f6 2262
851ffa80
MR
2263test -n "$cc_type" && enable $cc_type ||
2264 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2265
75bafbac 2266: ${as_default:=$cc}
50567afa 2267: ${dep_cc_default:=$cc}
684b28e0 2268: ${ld_default:=$cc}
121d78d0 2269set_default ar as dep_cc ld
75800dce 2270
a758c5e2
MR
2271probe_cc as "$as"
2272asflags_filter=$_flags_filter
2273add_asflags $_flags $_cflags
2274set_ccvars AS
2275
2276probe_cc ld "$ld"
2277ldflags_filter=$_flags_filter
2278add_ldflags $_flags $_ldflags
2279test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2280LD_O=${_cc_o-$LD_O}
2281
2282if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2283 probe_cc depcc "$dep_cc"
2284 CCDEP=${_DEPCMD:-$DEPCMD}
2285 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2286 DEPCCFLAGS=$_flags
2287fi
07dec06e 2288
7f32f40c 2289add_cflags $extra_cflags
2f2e6c7c 2290add_asflags $extra_cflags
7f32f40c 2291
154d432c
MR
2292if test -n "$sysroot"; then
2293 case "$cc_type" in
00ba041c 2294 gcc|llvm_gcc|clang)
467256f2 2295 add_cppflags --sysroot="$sysroot"
154d432c
MR
2296 add_ldflags --sysroot="$sysroot"
2297 ;;
6fec122a
MR
2298 tms470)
2299 add_cppflags -I"$sysinclude"
2300 add_ldflags --sysroot="$sysroot"
2301 ;;
154d432c
MR
2302 esac
2303fi
2304
d22c13a8
MR
2305if test "$cpu" = host; then
2306 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2307
2308 case "$cc_type" in
613a4e3f 2309 gcc|llvm_gcc)
d22c13a8
MR
2310 check_native(){
2311 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2312 sed -n "/cc1.*$1=/{
27ce1be8
MR
2313 s/.*$1=\\([^ ]*\\).*/\\1/
2314 p
2315 q
2316 }" $TMPE
d22c13a8
MR
2317 }
2318 cpu=$(check_native -march || check_native -mcpu)
2319 ;;
2320 esac
2321
2322 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2323fi
2324
e939cedd
MR
2325# Deal with common $arch aliases
2326case "$arch" in
2327 arm*)
2328 arch="arm"
2329 ;;
2330 mips|mipsel|IP*)
2331 arch="mips"
2332 ;;
47b1860e 2333 mips64*)
e939cedd
MR
2334 arch="mips"
2335 subarch="mips64"
2336 ;;
2337 parisc|hppa)
2338 arch="parisc"
2339 ;;
2340 parisc64|hppa64)
2341 arch="parisc"
2342 subarch="parisc64"
2343 ;;
2344 "Power Macintosh"|ppc|powerpc)
2345 arch="ppc"
2346 ;;
47b1860e 2347 ppc64|powerpc64)
e939cedd
MR
2348 arch="ppc"
2349 subarch="ppc64"
2350 ;;
2351 s390|s390x)
2352 arch="s390"
2353 ;;
2354 sh4|sh)
2355 arch="sh4"
2356 ;;
2357 sun4u|sparc64)
2358 arch="sparc"
2359 subarch="sparc64"
2360 ;;
d33ed7b3 2361 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2362 arch="x86"
2363 ;;
2364esac
2365
851ffa80 2366is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2367enable $arch
e939cedd 2368
df5cdc24 2369# Add processor-specific flags
5d54c126
MR
2370if test "$cpu" = generic; then
2371 : do nothing
2372elif enabled ppc; then
343aef9b 2373
56348891
MR
2374 case $(tolower $cpu) in
2375 601|ppc601|powerpc601)
9dbd5c3d 2376 cpuflags="-mcpu=601"
64ad53ff 2377 disable altivec
9dbd5c3d 2378 ;;
56348891 2379 603*|ppc603*|powerpc603*)
9dbd5c3d 2380 cpuflags="-mcpu=603"
64ad53ff 2381 disable altivec
9dbd5c3d 2382 ;;
56348891 2383 604*|ppc604*|powerpc604*)
9dbd5c3d 2384 cpuflags="-mcpu=604"
64ad53ff 2385 disable altivec
9dbd5c3d 2386 ;;
56348891 2387 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2388 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2389 disable altivec
9dbd5c3d 2390 ;;
56348891 2391 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2392 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2393 ;;
56348891 2394 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2395 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2396 ;;
313f9fbf 2397 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2398 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2399 ;;
313f9fbf
SM
2400 power[3-7]*)
2401 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2402 ;;
56348891 2403 cell)
9dbd5c3d
MR
2404 cpuflags="-mcpu=cell"
2405 enable ldbrx
2406 ;;
4ab26cb4
DB
2407 e500mc)
2408 cpuflags="-mcpu=e500mc"
2409 disable altivec
2410 ;;
7b0b81a1
AL
2411 e500v2)
2412 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2413 disable altivec
2414 ;;
2415 e500)
2416 cpuflags="-mcpu=8540 -mhard-float"
2417 disable altivec
2418 ;;
9dbd5c3d 2419 esac
343aef9b
MR
2420
2421elif enabled x86; then
2422
9dbd5c3d
MR
2423 case $cpu in
2424 i[345]86|pentium)
2425 cpuflags="-march=$cpu"
2426 disable mmx
2427 ;;
2428 # targets that do NOT support conditional mov (cmov)
2429 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2430 cpuflags="-march=$cpu"
2431 disable cmov
2432 ;;
2433 # targets that do support conditional mov (cmov)
9ddf1b1a 2434 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2435 cpuflags="-march=$cpu"
2436 enable cmov
2437 enable fast_cmov
2438 ;;
2439 # targets that do support conditional mov but on which it's slow
2440 pentium4|pentium4m|prescott|nocona)
2441 cpuflags="-march=$cpu"
2442 enable cmov
2443 disable fast_cmov
2444 ;;
2445 esac
343aef9b
MR
2446
2447elif enabled sparc; then
2448
9dbd5c3d 2449 case $cpu in
26b7199e
MK
2450 niagara)
2451 cpuflags="-mcpu=$cpu"
2452 disable vis
2453 ;;
9dbd5c3d
MR
2454 sparc64)
2455 cpuflags="-mcpu=v9"
2456 ;;
2457 esac
343aef9b
MR
2458
2459elif enabled arm; then
2460
34ba23c9
MR
2461 case $cpu in
2462 armv*)
2463 cpuflags="-march=$cpu"
c2eae137 2464 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2465 ;;
2466 *)
2467 cpuflags="-mcpu=$cpu"
c2eae137
MR
2468 case $cpu in
2469 cortex-a*) subarch=armv7a ;;
2470 cortex-r*) subarch=armv7r ;;
9e19704a 2471 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2472 arm11*) subarch=armv6 ;;
2473 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2474 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2475 esac
34ba23c9
MR
2476 ;;
2477 esac
343aef9b
MR
2478
2479elif enabled alpha; then
2480
34ba23c9 2481 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2482
2483elif enabled bfin; then
2484
34ba23c9 2485 cpuflags="-mcpu=$cpu"
343aef9b
MR
2486
2487elif enabled mips; then
2488
34ba23c9 2489 cpuflags="-march=$cpu"
343aef9b
MR
2490
2491elif enabled avr32; then
2492
9dbd5c3d
MR
2493 case $cpu in
2494 ap7[02]0[0-2])
2495 subarch="avr32_ap"
2496 cpuflags="-mpart=$cpu"
2497 ;;
2498 ap)
2499 subarch="avr32_ap"
2500 cpuflags="-march=$cpu"
2501 ;;
2502 uc3[ab]*)
2503 subarch="avr32_uc"
2504 cpuflags="-mcpu=$cpu"
2505 ;;
2506 uc)
2507 subarch="avr32_uc"
2508 cpuflags="-march=$cpu"
2509 ;;
2510 esac
df5cdc24 2511
343aef9b
MR
2512fi
2513
df5cdc24
MR
2514add_cflags $cpuflags
2515add_asflags $cpuflags
2516
993f2d0f
MR
2517# compiler sanity check
2518check_exec <<EOF
2519int main(void){ return 0; }
2520EOF
2521if test "$?" != 0; then
2522 echo "$cc is unable to create an executable file."
2523 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2524 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2525 echo "Only do this if you know what cross compiling means."
2526 fi
2527 die "C compiler test failed."
2528fi
2529
046f081b 2530add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2531check_cflags -std=c99
50a334e4 2532check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2533#include <stdlib.h>
2534EOF
50a334e4 2535check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2536#include <stdlib.h>
2537EOF
e9b9a2f8 2538
f0125de9 2539check_host_cflags -std=c99
0a6db2a2 2540check_host_cflags -Wall
f0125de9 2541
b24dbcbd 2542case "$arch" in
e939cedd 2543 alpha|ia64|mips|parisc|sparc)
8a3c8627 2544 spic=$shared
b24dbcbd 2545 ;;
e939cedd 2546 x86)
cfdb6148 2547 subarch="x86_32"
5adc829e 2548 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2549 if test "$subarch" = "x86_64"; then
e939cedd 2550 spic=$shared
de27f4d9 2551 fi
b24dbcbd 2552 ;;
b24dbcbd
RP
2553esac
2554
343aef9b 2555enable $subarch
8a3c8627 2556enabled spic && enable pic
b24dbcbd 2557
7483e694 2558# OS specific
4f854758 2559case $target_os in
a1629e28 2560 haiku)
63ae7e7c 2561 prefix_default="/boot/common"
108caaaa 2562 network_extralibs="-lnetwork"
f59c4bd6 2563 host_libs=
a1629e28 2564 ;;
7483e694 2565 sunos)
4d58e4cb 2566 AVSERVERLDFLAGS=""
9987769a 2567 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2568 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2569 network_extralibs="-lsocket -lnsl"
779222db 2570 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2571 # When using suncc to build, the Solaris linker will mark
2572 # an executable with each instruction set encountered by
2573 # the Solaris assembler. As our libraries contain their own
2574 # guards for processor-specific code, instead suppress
2575 # generation of the HWCAPS ELF section on Solaris x86 only.
2576 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2577 nm_opts='-P -g'
7483e694
DB
2578 ;;
2579 netbsd)
a1e4b3f6 2580 disable symver
07a8eef6
MR
2581 oss_indev_extralibs="-lossaudio"
2582 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2583 ;;
2584 openbsd)
7c4a001a 2585 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2586 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2587 # however the generated executable will not do anything
2588 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2589 # Thus explicitly enable PIC here.
cd78208b 2590 enable pic
a1e4b3f6 2591 disable symver
7483e694 2592 SHFLAGS='-shared'
07a8eef6
MR
2593 oss_indev_extralibs="-lossaudio"
2594 oss_outdev_extralibs="-lossaudio"
7483e694 2595 ;;
a1e4b3f6 2596 dragonfly)
a1e4b3f6
MR
2597 disable symver
2598 ;;
2599 freebsd)
7483e694
DB
2600 ;;
2601 bsd/os)
355d81df 2602 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2603 ;;
2604 darwin)
301ab19d 2605 gas="gas-preprocessor.pl $cc"
e08b8239 2606 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2607 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2608 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2609 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2610 SLIBSUF=".dylib"
2611 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2612 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2613 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2614 objformat="macho"
1b0f6fb8 2615 enabled x86_64 && objformat="macho64"
8dfa86f7 2616 enabled_any pic shared ||
2704bd1a 2617 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2618 ;;
2619 mingw32*)
9d3f4f50 2620 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2621 disable network
2622 else
2623 target_os=mingw32
2624 fi
dcc01c06 2625 LIBTARGET=i386
1fc9fb8a 2626 if enabled x86_64; then
417516f6 2627 LIBTARGET="i386:x86-64"
336cc1b0 2628 elif enabled arm; then
15c5156d 2629 LIBTARGET=arm-wince
dcc01c06 2630 fi
fbd971a4 2631 shlibdir_default="$bindir_default"
7483e694
DB
2632 SLIBPREF=""
2633 SLIBSUF=".dll"
7483e694
DB
2634 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2635 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2636 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2637 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2638 SLIB_INSTALL_LINKS=
2639 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2640 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2641 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 2642 objformat="win32"
ec10a9ab 2643 dlltool="${cross_prefix}dlltool"
bc574408 2644 enable dos_paths
1894e741 2645 check_cflags -fno-common
e26011d0
RP
2646 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2647 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2648 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2649 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2650 ;;
2651 cygwin*)
4f854758 2652 target_os=cygwin
fbd971a4 2653 shlibdir_default="$bindir_default"
7483e694
DB
2654 SLIBPREF="cyg"
2655 SLIBSUF=".dll"
2656 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2657 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2658 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2659 SLIB_INSTALL_LINKS=
2660 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2661 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2662 objformat="win32"
bc574408 2663 enable dos_paths
1894e741 2664 check_cflags -fno-common
a7a187a1 2665 add_cppflags -U__STRICT_ANSI__
7483e694 2666 ;;
4f365f37 2667 *-dos|freedos|opendos)
4f365f37 2668 network_extralibs="-lsocket"
ff1c015d 2669 objformat="coff"
bc574408 2670 enable dos_paths
a7a187a1 2671 add_cppflags -U__STRICT_ANSI__
4f365f37 2672 ;;
7483e694 2673 linux)
046f081b 2674 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2675 enable dv1394
2676 ;;
2677 irix*)
4f854758 2678 target_os=irix
7483e694
DB
2679 ranlib="echo ignoring ranlib"
2680 ;;
d22e8442 2681 os/2*)
d22e8442 2682 ln_s="cp -f"
9297f1ed 2683 objformat="aout"
e14574eb 2684 add_cppflags -D_GNU_SOURCE
355d81df 2685 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2686 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2687 AVSERVERLDFLAGS=""
287d3b13 2688 LIBSUF="_s.a"
d22e8442
DY
2689 SLIBPREF=""
2690 SLIBSUF=".dll"
2691 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2692 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2693 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2694 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2695 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2696 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2697 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2698 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2699 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2700 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2701 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2702 enable dos_paths
d22e8442 2703 ;;
83993c1c 2704 gnu/kfreebsd)
c1f54478 2705 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2706 ;;
34e82167 2707 gnu)
f60d1366 2708 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2709 ;;
d33ed7b3
MR
2710 qnx)
2711 add_cppflags -D_QNX_SOURCE
2712 network_extralibs="-lsocket"
2713 ;;
1c69c79f
MS
2714 symbian)
2715 SLIBSUF=".dll"
2716 enable dos_paths
e3bc07f4
MS
2717 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2718 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2719 add_ldflags -Wl,--target1-abs,--no-undefined \
2720 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2721 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2722 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2723 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2724 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2725 ;;
614d8911
MR
2726 none)
2727 ;;
7483e694 2728 *)
4f924f9a 2729 die "Unknown OS '$target_os'."
7483e694
DB
2730 ;;
2731esac
2732
6555acad
MR
2733esc(){
2734 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2735}
2736
2737echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2738
13cb2187
AS
2739check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2740
c9d19248
MR
2741set_default $PATHS_LIST
2742
320d060a 2743# we need to build at least one lib type
93b3c083 2744if ! enabled_any static shared; then
320d060a
DB
2745 cat <<EOF
2746At least one library type must be built.
2747Specify --enable-static to build the static libraries or --enable-shared to
2748build the shared libraries as well. To only build the shared libraries specify
2749--disable-static in addition to --enable-shared.
2750EOF
2751 exit 1;
2752fi
2753
2184c6f7 2754die_license_disabled() {
4c27207c 2755 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2756}
2757
e417d80d 2758die_license_disabled gpl libcdio
2184c6f7 2759die_license_disabled gpl libx264
de295976 2760die_license_disabled gpl libxavs
2184c6f7 2761die_license_disabled gpl libxvid
2184c6f7
DB
2762die_license_disabled gpl x11grab
2763
2f7ae63b 2764die_license_disabled nonfree libfaac
87246953 2765die_license_disabled nonfree libfdk_aac
a060866f 2766die_license_disabled nonfree openssl
b2e3c528 2767
0b175caa
DB
2768die_license_disabled version3 libopencore_amrnb
2769die_license_disabled version3 libopencore_amrwb
d89e738a 2770die_license_disabled version3 libvo_aacenc
f502ff3f 2771die_license_disabled version3 libvo_amrwbenc
0b175caa 2772
9cad0e4e 2773enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2774
40617a6d 2775disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2776
e276d9e8
MR
2777enable_pic() {
2778 enable pic
bce7b696
MR
2779 add_cppflags -DPIC
2780 add_cflags -fPIC
2781 add_asflags -fPIC
e276d9e8
MR
2782}
2783
2784enabled pic && enable_pic
bce7b696 2785
b4d96ba2
MR
2786check_cc <<EOF || die "Symbol mangling check failed."
2787int ff_extern;
2788EOF
8182dc34 2789sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2790extern_prefix=${sym%%ff_extern*}
2791
f65883c8
MR
2792check_cc <<EOF && enable inline_asm
2793void foo(void) { __asm__ volatile ("" ::); }
2794EOF
61d251db 2795
df5e3978
MR
2796_restrict=
2797for restrict_keyword in restrict __restrict__ __restrict; do
2798 check_cc <<EOF && _restrict=$restrict_keyword && break
2799void foo(char * $restrict_keyword p);
2800EOF
2801done
2802
2803check_cc <<EOF && enable attribute_packed
2804struct { int x; } __attribute__((packed)) x;
2805EOF
2806
dffb41b9
MR
2807check_cc <<EOF && enable attribute_may_alias
2808union { int x; } __attribute__((may_alias)) x;
2809EOF
2810
df5e3978
MR
2811check_cc <<EOF || die "endian test failed"
2812unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2813EOF
48fc536a 2814od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2815
e939cedd
MR
2816if enabled alpha; then
2817
2818 check_cflags -mieee
2819
2820elif enabled arm; then
e45391bb 2821
8986fddc 2822 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2823 nogas=die
50fa82e6 2824
44caaa56
MR
2825 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2826 enable vfp_args
2827 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2828 case "${cross_prefix:-$cc}" in
2829 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2830 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2831__asm__ (".eabi_attribute 28, 1");
2832int main(void) { return 0; }
2833EOF
44caaa56
MR
2834 esac
2835 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2836 fi
fa0912fe 2837
575db883
DB
2838 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
2839 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
2840 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
2841 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
2842 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
2843 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2844
575db883
DB
2845 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
2846 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 2847
e276d9e8
MR
2848 enabled_all armv6t2 shared !pic && enable_pic
2849
fa0912fe 2850elif enabled mips; then
e45391bb 2851
575db883
DB
2852 check_inline_asm loongson '"dmult.g $1, $2, $3"'
2853 enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"'
e45391bb 2854
fa0912fe 2855elif enabled ppc; then
e45391bb 2856
e6a0c354
MR
2857 enable local_aligned_8 local_aligned_16
2858
575db883
DB
2859 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2860 check_inline_asm ibm_asm '"add 0, 0, 0"'
2861 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
2862 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2863
2864 # AltiVec flags: The FSF version of GCC differs from the Apple version
2865 if enabled altivec; then
301ab19d 2866 nogas=warn
fa0912fe
MR
2867 check_cflags -maltivec -mabi=altivec &&
2868 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2869 check_cflags -faltivec
2870
2871 # check if our compiler supports Motorola AltiVec C API
2872 check_cc <<EOF || disable altivec
2873$inc_altivec_h
2874int main(void) {
2875 vector signed int v1, v2, v3;
2876 v1 = vec_add(v2,v3);
2877 return 0;
2878}
2879EOF
2880
2881 # check if our compiler supports braces for vector declarations
2882 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2883$inc_altivec_h
2884int main (void) { (vector int) {1}; return 0; }
2885EOF
2886 fi
e45391bb 2887
fa0912fe 2888elif enabled sparc; then
e45391bb 2889
575db883
DB
2890 enabled vis &&
2891 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
fa0912fe 2892 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2893
fa0912fe 2894elif enabled x86; then
e45391bb 2895
3f150ffb 2896 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2897 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2898 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2899 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2900
f80ddd5b
RB
2901 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2902
e6a0c354
MR
2903 enable local_aligned_8 local_aligned_16
2904
44965991
PI
2905 # check whether EBP is available on x86
2906 # As 'i' is stored on the stack, this program will crash
2907 # if the base pointer is used to access it because the
2908 # base pointer is cleared in the inline assembly code.
7dfef245 2909 check_exec_crash <<EOF && enable ebp_available
44965991 2910 volatile int i=0;
be449fca 2911 __asm__ volatile (
44965991
PI
2912 "xorl %%ebp, %%ebp"
2913 ::: "%ebp");
2914 return i;
44965991
PI
2915EOF
2916
f494213c 2917 # check whether EBX is available on x86
575db883
DB
2918 check_inline_asm ebx_available '""::"b"(0)' &&
2919 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 2920
6f74fb03 2921 # check whether xmm clobbers are supported
575db883 2922 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 2923
239fdf1b 2924 # check whether binutils is new enough to compile SSSE3/MMXEXT
575db883
DB
2925 enabled ssse3 && check_inline_asm ssse3 '"pabsw %xmm0, %xmm0"'
2926 enabled mmxext && check_inline_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2927
9cca1e40 2928 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2929 if check_cmd $yasmexe --version; then
2930 enabled x86_64 && yasm_extra="-m amd64"
2931 yasm_debug="-g dwarf2"
2932 elif check_cmd nasm -v; then
2933 yasmexe=nasm
2934 yasm_debug="-g -F dwarf"
2935 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2936 fi
2937
2938 YASMFLAGS="-f $objformat $yasm_extra"
2939 enabled pic && append YASMFLAGS "-DPIC"
2940 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2941 case "$objformat" in
2942 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2943 esac
2944
48545a8f 2945 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2946 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2947 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2948 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2949 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2950 fi
e45391bb 2951
669b5583
MR
2952 case "$cpu" in
2953 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2954 disable fast_clz
2955 ;;
2956 esac
2957
44965991
PI
2958fi
2959
301ab19d
MR
2960if enabled asm; then
2961 as=${gas:=$as}
575db883 2962 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
2963 $nogas "GNU assembler not found, install gas-preprocessor"
2964fi
2965
4a7e068b
MR
2966check_ldflags -Wl,--as-needed
2967
a98bb16d
RP
2968if check_func dlopen; then
2969 ldl=
2970elif check_func dlopen -ldl; then
2971 ldl=-ldl
8bf5d58f
MN
2972fi
2973
54fe299b
DV
2974if enabled network; then
2975 check_type "sys/types.h sys/socket.h" socklen_t
2976 check_type netdb.h "struct addrinfo"
75d339e0
MS
2977 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2978 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2979 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2980 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2981 check_type poll.h "struct pollfd"
54fe299b
DV
2982 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2983 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 2984 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 2985 check_func getaddrinfo $network_extralibs
54fe299b
DV
2986 # Prefer arpa/inet.h over winsock2
2987 if check_header arpa/inet.h ; then
2988 check_func closesocket
2989 elif check_header winsock2.h ; then
47876d66
DB
2990 check_func_headers winsock2.h closesocket -lws2 &&
2991 network_extralibs="-lws2" ||
2992 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2993 network_extralibs="-lws2_32"; }
f06dee77 2994 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2995 check_type ws2tcpip.h socklen_t
2996 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2997 check_type ws2tcpip.h "struct group_source_req"
2998 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2999 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3000 check_type winsock2.h "struct pollfd"
54fe299b
DV
3001 check_type ws2tcpip.h "struct sockaddr_in6"
3002 check_type ws2tcpip.h "struct sockaddr_storage"
3003 check_struct winsock2.h "struct sockaddr" sa_len
3004 else
3005 disable network
3006 fi
3007fi
3008
75ecf149
DB
3009# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3010check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3011
534a2231 3012check_func fcntl
7483e694
DB
3013check_func fork
3014check_func gethrtime
667fb97a 3015check_func getopt
7483e694 3016check_func getrusage
fc5607f8 3017check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3018check_func gettimeofday
094c09bb 3019check_func inet_aton $network_extralibs
abfc8d05 3020check_func isatty
a5b64584 3021check_func localtime_r
4ae40685 3022check_func ${malloc_prefix}memalign && enable memalign
7483e694 3023check_func mkstemp
0328b9ea 3024check_func mmap
4ae40685 3025check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3026check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3027check_func setrlimit
87958234 3028check_func strerror_r
6379900c 3029check_func strptime
47941088 3030check_func strtok_r
ea4d5f48 3031check_func sched_getaffinity
bcc73960 3032check_func sysconf
b9e22269 3033check_func sysctl
d3d3a32c 3034check_func usleep
b507ebd1 3035check_func_headers io.h setmode
b4675d0f 3036check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3037check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3038check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3039check_func_headers windows.h GetProcessTimes
61183b5a 3040check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3041check_func_headers windows.h MapViewOfFile
d3d3a32c 3042check_func_headers windows.h Sleep
7c5bfe7a 3043check_func_headers windows.h VirtualAlloc
6ffa87d3 3044
a98bb16d 3045check_header dlfcn.h
fa845061 3046check_header dxva.h
92c6a099 3047check_header dxva2api.h
3b1ab197 3048check_header io.h
a98bb16d 3049check_header malloc.h
bf6ce82d 3050check_header poll.h
b58412f1 3051check_header sys/mman.h
06bb5905 3052check_header sys/param.h
b091aa44 3053check_header sys/resource.h
bf6ce82d 3054check_header sys/select.h
e64bceea 3055check_header sys/time.h
542920b7 3056check_header unistd.h
272081b0
CEH
3057check_header vdpau/vdpau.h
3058check_header vdpau/vdpau_x11.h
d3d3a32c 3059check_header windows.h
68178ca9 3060check_header X11/extensions/XvMClib.h
a98bb16d 3061
a4fa192c 3062disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3063disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3064
ff3755cb
JG
3065if ! disabled w32threads && ! enabled pthreads; then
3066 check_func _beginthreadex && enable w32threads
3067fi
3068
57bd82d4
MR
3069# check for some common methods of building with pthread support
3070# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3071if ! disabled pthreads && ! enabled w32threads; then
3072 enable pthreads
9e7fd101
MR
3073 if check_func pthread_create; then
3074 :
3075 elif check_func pthread_create -pthread; then
3076 add_cflags -pthread
afc9aee2 3077 add_extralibs -pthread
9e7fd101
MR
3078 elif check_func pthread_create -pthreads; then
3079 add_cflags -pthreads
afc9aee2 3080 add_extralibs -pthreads
8d94f606
GT
3081 elif check_func pthread_create -lpthreadGC2; then
3082 add_extralibs -lpthreadGC2
9e7fd101 3083 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3084 disable pthreads
9e7fd101 3085 fi
57bd82d4
MR
3086fi
3087
8eee7025 3088for thread in $THREADS_LIST; do
e5f94c2b 3089 if enabled $thread; then
3ae3b721
RP
3090 test -n "$thread_type" &&
3091 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3092 thread_type="$thread"
e5f94c2b
RP
3093 fi
3094done
3095
50f7c296 3096check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3097enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3098
15333562 3099check_mathfunc cbrtf
645d2652
MR
3100check_mathfunc exp2
3101check_mathfunc exp2f
46df708b
MS
3102check_mathfunc isinf
3103check_mathfunc isnan
645d2652 3104check_mathfunc llrint
07876e25 3105check_mathfunc llrintf
645d2652
MR
3106check_mathfunc log2
3107check_mathfunc log2f
3108check_mathfunc lrint
3109check_mathfunc lrintf
183b1c22 3110check_mathfunc rint
645d2652
MR
3111check_mathfunc round
3112check_mathfunc roundf
23d3931a 3113check_mathfunc trunc
645d2652 3114check_mathfunc truncf
f32adb22 3115
57bd82d4 3116# these are off by default, so fail if requested and not available
a1b3c5a3 3117enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3118enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3119enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3120enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3121enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3122enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3123enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3124enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3125enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3126enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3127enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3128enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3129enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3130enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3131enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3132enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3133enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3134enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3135enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3136enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3137enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3138enabled libvpx && {
3139 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3140 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3141 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3142 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3143enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3144 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3145 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3146enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3147enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3148enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3149 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3150 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3151 die "ERROR: openssl not found"; }
8ac17293 3152
acd554c1
SP
3153if enabled gnutls; then
3154 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3155 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3156fi
3157
0b4a1821
AS
3158# libdc1394 check
3159if enabled libdc1394; then
3160 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3161 enable libdc1394_2; } ||
3162 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3163 enable libdc1394_1; } ||
3164 die "ERROR: No version of libdc1394 found "
3165fi
3166
9bd41bb1 3167if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3168 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3169 enable sdl &&
3170 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3171fi
57bd82d4 3172
2270b4b2 3173texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3174
c6f95144 3175check_header linux/fb.h
06e31011 3176check_header linux/videodev2.h
a6a4793d
LB
3177check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3178
1b6e8b73 3179check_header sys/videoio.h
47f38850 3180
27796dc3 3181check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3182# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3183# w32api 3.12 had it defined wrong
3184check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3185
f8aa696f 3186# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3187{ check_header dev/bktr/ioctl_meteor.h &&
3188 check_header dev/bktr/ioctl_bt848.h; } ||
3189{ check_header machine/ioctl_meteor.h &&
3190 check_header machine/ioctl_bt848.h; } ||
3191{ check_header dev/video/meteor/ioctl_meteor.h &&
3192 check_header dev/video/bktr/ioctl_bt848.h; } ||
3193check_header dev/ic/bt8xx.h
f8aa696f 3194
15d59d2c 3195check_header sndio.h
c7682de0
RP
3196check_header sys/soundcard.h
3197check_header soundcard.h
deb29777 3198
b6f3d925 3199enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3200
8772997d
SM
3201enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3202 check_func jack_port_get_latency_range -ljack
80ff8a16 3203
15d59d2c
B
3204enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3205
e417d80d
AK
3206enabled libcdio &&
3207 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3208
4a584eda
JA
3209enabled x11grab &&
3210require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3211require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3212require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3213
ac3dbb4d
SZ
3214# check for VDA header
3215if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3216 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3217fi
3218
598ef02b 3219if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3220check_cpp_condition \
3221 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3222 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3223 disable vdpau; }
abf649c7 3224fi
deda2a4a 3225
95e561ec 3226enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3227
3228# add some useful compiler flags if supported
3229check_cflags -Wdeclaration-after-statement
dcd479c0 3230check_cflags -Wall
440e3b2f 3231check_cflags -Wno-parentheses
dcd479c0 3232check_cflags -Wno-switch
b36518dc 3233check_cflags -Wno-format-zero-length
c07bd6a9
MN
3234check_cflags -Wdisabled-optimization
3235check_cflags -Wpointer-arith
3236check_cflags -Wredundant-decls
cc1fb623 3237check_cflags -Wno-pointer-sign
f4929996 3238check_cflags -Wcast-qual
9aceb3cf 3239check_cflags -Wwrite-strings
652a5bf6 3240check_cflags -Wtype-limits
764551c6 3241check_cflags -Wundef
fc298fd9 3242check_cflags -Wmissing-prototypes
c2ed91de 3243check_cflags -Wstrict-prototypes
5af4e0cc 3244enabled extra_warnings && check_cflags -Winline
cf9d24ad 3245
57bd82d4 3246# add some linker flags
5c0e9479 3247check_ldflags -Wl,--warn-common