build: Factor out error resilience dependencies to CONFIG_ERROR_RESILIENCE
[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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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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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 "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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334}
335
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336c_escape(){
337 echo "$*" | 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 "$v"
344}
345
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346cleanws(){
347 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
348}
349
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MR
350filter(){
351 pat=$1
352 shift
353 for v; do
98ef6079 354 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
355 done
356}
357
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MR
358filter_out(){
359 pat=$1
360 shift
361 for v; do
362 eval "case $v in $pat) ;; *) echo $v ;; esac"
363 done
364}
365
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366map(){
367 m=$1
368 shift
e0e335a0 369 for v; do eval $m; done
36e2dea0
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370}
371
a8d04fba
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
MR
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
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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
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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
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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
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463enable_deep_weak(){
464 do_enable_deep $*
465 enable_weak $*
466}
467
57bd82d4 468enabled(){
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MR
469 test "${1#!}" = "$1" && op== || op=!=
470 eval test "x\$${1#!}" $op "xyes"
44161118
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471}
472
37970ebf 473disabled(){
3250003c
MR
474 test "${1#!}" = "$1" && op== || op=!=
475 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
476}
477
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
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496disabled_any(){
497 for opt; do
498 disabled $opt && return 0
499 done
f7b230a7 500 return 1
85bca2c5
DB
501}
502
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MR
503set_default(){
504 for opt; do
88268e94 505 eval : \${$opt:=\$${opt}_default}
c9d19248
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506 done
507}
508
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509is_in(){
510 value=$1
511 shift
512 for var in $*; do
513 [ $var = $value ] && return 0
514 done
515 return 1
516}
517
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518check_deps(){
519 for cfg; do
3250003c 520 cfg="${cfg#!}"
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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
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529 eval dep_ifa="\$${cfg}_if"
530 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 531
3d7453e0
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532 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
533 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
534 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 535
3d7453e0
MR
536 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
537 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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538 enabled_all $dep_all || disable $cfg
539 enabled_any $dep_any || disable $cfg
7ef3425f 540 disabled_any $dep_sel && disable $cfg
799c9e9b 541
4ec45764
RP
542 if enabled $cfg; then
543 eval dep_extralibs="\$${cfg}_extralibs"
544 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 545 enable_deep $dep_sel
c510c7b5 546 enable_deep_weak $dep_sgs
4ec45764
RP
547 fi
548
799c9e9b 549 disable ${cfg}_checking
30fd06be
MR
550 done
551}
552
72cfcf41
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553print_config_h(){
554 enabled $1 && v=1 || v=0
555 echo "#define $2 $v"
556}
557
558print_config_mak(){
559 enabled $1 && v= || v=!
560 echo "$v$2=yes"
561}
562
55127e7b 563print_config_asm(){
3b15a6d7
RB
564 enabled $1 && v=1 || v=0
565 echo "%define $2 $v"
55127e7b
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566}
567
44161118
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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
c292f6a2 1217 error_resilience
bfe9f48a 1218 gcrypt
478fd534 1219 golomb
9cad0e4e 1220 gplv3
478fd534
DB
1221 h264chroma
1222 h264dsp
1223 h264pred
915a2a0a 1224 h264qpel
478fd534 1225 huffman
9cad0e4e 1226 lgplv3
478fd534 1227 lpc
bfe9f48a 1228 mpegaudiodsp
18bbca1f 1229 mpegvideo
ad08dfd5 1230 mpegvideoenc
bfe9f48a
DB
1231 nettle
1232 rtpdec
1233 sinewin
ab9f9876 1234 vp3dsp
b6bb00b0
MR
1235"
1236
520cc7f1 1237CMDLINE_SELECT="
3f5b56e5 1238 $ARCH_EXT_LIST
520cc7f1 1239 $CONFIG_LIST
8eee7025 1240 $THREADS_LIST
c8a4ae00 1241 asm
db6107b6 1242 cross_compile
520cc7f1
MR
1243 debug
1244 extra_warnings
8c6afa4d 1245 logging
d2bbb2f7 1246 optimizations
9baec618 1247 symver
7595a5e4 1248 yasm
520cc7f1 1249"
426be5dc
DB
1250
1251PATHS_LIST='
d156bede 1252 bindir
14a8acf1 1253 datadir
26759c44
MR
1254 incdir
1255 libdir
26759c44
MR
1256 mandir
1257 prefix
1258 shlibdir
426be5dc
DB
1259'
1260
1261CMDLINE_SET="
1262 $PATHS_LIST
121d78d0 1263 ar
426be5dc 1264 arch
313c46a6 1265 as
426be5dc
DB
1266 build_suffix
1267 cc
1268 cpu
1269 cross_prefix
50567afa 1270 dep_cc
ac63af34 1271 extra_version
9da6609f
MR
1272 host_cc
1273 host_cflags
1274 host_ldflags
1275 host_libs
82bb3329 1276 host_os
684b28e0 1277 ld
426be5dc 1278 logfile
4ae40685 1279 malloc_prefix
89641463 1280 nm
9cd7b854 1281 optflags
3f8040db 1282 pkg_config
154caa67 1283 random_seed
2fad0977 1284 samples
c5200f17
MR
1285 sysinclude
1286 sysroot
a7ada2ba 1287 target_exec
26759c44 1288 target_os
a7ada2ba 1289 target_path
426be5dc 1290"
520cc7f1 1291
89f2932b
MR
1292CMDLINE_APPEND="
1293 extra_cflags
1294"
1295
912f3148
DB
1296# code dependency declarations
1297
9eeed841 1298# architecture extensions
808fa33c 1299
a2fc0f6a
MR
1300armv5te_deps="arm"
1301armv6_deps="arm"
ab5cb084 1302armv6t2_deps="arm"
a2fc0f6a 1303armvfp_deps="arm"
808fa33c 1304neon_deps="arm"
93eb8e4d 1305vfpv3_deps="armvfp"
808fa33c 1306
e241ba14 1307mmi_deps="mips"
808fa33c
MR
1308
1309altivec_deps="ppc"
1310ppc4xx_deps="ppc"
1311
1312vis_deps="sparc"
1313
7f8c3d1f 1314x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1315amd3dnow_deps="mmx"
1316amd3dnowext_deps="amd3dnow"
9eeed841 1317mmx_deps="x86"
239fdf1b 1318mmxext_deps="mmx"
75aa95a6
DB
1319sse_deps="mmx"
1320ssse3_deps="sse"
87f1355f 1321avx_deps="ssse3"
79687079 1322fma4_deps="avx"
9eeed841 1323
59782b82 1324aligned_stack_if_any="ppc x86"
e939cedd 1325fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1326fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1327fast_unaligned_if_any="armv6 ppc x86"
669b5583 1328
6fec122a 1329inline_asm_deps="!tms470"
3e0b1c9a 1330need_memalign="altivec neon sse"
89e053f8 1331
b462d132
MR
1332symver_if_any="symver_asm_label symver_gnu_asm"
1333
26fbcc85 1334# subsystems
dc609252 1335dct_select="rdft"
26fbcc85
MR
1336mdct_select="fft"
1337rdft_select="fft"
c4f5c2d6 1338mpegaudiodsp_select="dct"
ad08dfd5 1339mpegvideoenc_select="mpegvideo"
26fbcc85 1340
5666fd73 1341# decoders / encoders / hardware accelerators
cfc2a0cf 1342aac_decoder_select="mdct sinewin"
4538729a 1343aac_encoder_select="mdct sinewin"
136e19e1 1344aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1345ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1346ac3_encoder_select="mdct ac3dsp"
3d269059 1347ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1348alac_encoder_select="lpc"
b781cc12 1349amrnb_decoder_select="lsp"
2b2a597e 1350amrwb_decoder_select="lsp"
4538729a 1351atrac1_decoder_select="mdct sinewin"
26fbcc85 1352atrac3_decoder_select="mdct"
a33657ce
DB
1353binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1354binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1355cavs_decoder_select="golomb mpegvideo"
4538729a 1356cook_decoder_select="mdct sinewin"
2eef7c62 1357cscd_decoder_suggest="zlib"
26fbcc85 1358dca_decoder_select="mdct"
ad08dfd5 1359dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1360dxa_decoder_select="zlib"
baf91bb9 1361eac3_decoder_select="ac3_decoder"
aa47c35d 1362eac3_encoder_select="mdct ac3dsp"
c292f6a2 1363eamad_decoder_select="aandcttables error_resilience"
87849592 1364eatgq_decoder_select="aandcttables"
c292f6a2 1365eatqi_decoder_select="aandcttables error_resilience mpegvideo"
4f034993
MR
1366ffv1_decoder_select="golomb"
1367flac_decoder_select="golomb"
f4d608e3 1368flac_encoder_select="golomb lpc"
2eef7c62
AJ
1369flashsv_decoder_select="zlib"
1370flashsv_encoder_select="zlib"
c2d23309 1371flashsv2_decoder_select="zlib"
4414137e 1372flv_decoder_select="h263_decoder"
4d4b4bd1 1373flv_encoder_select="h263_encoder"
3447f12d 1374fraps_decoder_select="huffman"
c292f6a2 1375h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1376h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1377h263_decoder_select="error_resilience h263_parser mpegvideo"
1378h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1379h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1380h263i_decoder_select="h263_decoder"
fe629c2d 1381h263p_encoder_select="h263_encoder"
c292f6a2 1382h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1383h264_dxva2_hwaccel_deps="dxva2api_h"
1384h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1385h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1386h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1387h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1388iac_decoder_select="fft mdct sinewin"
56c8227d 1389imc_decoder_select="fft mdct sinewin"
4f034993
MR
1390jpegls_decoder_select="golomb"
1391jpegls_encoder_select="golomb"
ad08dfd5 1392ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1393loco_decoder_select="golomb"
c292f6a2 1394mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1395mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1396mlp_decoder_select="mlp_parser"
c4f5c2d6 1397mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1398mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1399mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1400mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1401mp3_decoder_select="mpegaudiodsp"
1402mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1403mp3adufloat_decoder_select="mpegaudiodsp"
1404mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1405mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1406mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1407mpc7_decoder_select="mpegaudiodsp"
1408mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1409mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1410mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1411mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1412mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1413mpeg1video_decoder_select="error_resilience mpegvideo"
1414mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1415mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1416mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1417mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1418mpeg2video_decoder_select="error_resilience mpegvideo"
1419mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1420mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1421mpeg4_encoder_select="h263_encoder"
95a61cfc 1422mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1423mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1424msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1425msmpeg4v1_encoder_select="h263_encoder"
4414137e 1426msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1427msmpeg4v2_encoder_select="h263_encoder"
4414137e 1428msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1429msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1430nellymoser_decoder_select="mdct sinewin"
1431nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1432png_decoder_select="zlib"
1433png_encoder_select="zlib"
b781cc12 1434qcelp_decoder_select="lsp"
c4f5c2d6 1435qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1436ra_144_encoder_select="lpc"
9f43fdda 1437ralf_decoder_select="golomb"
a8beb22f 1438rv10_decoder_select="h263_decoder"
b2bf38b4 1439rv10_encoder_select="h263_encoder"
a8beb22f 1440rv20_decoder_select="h263_decoder"
b2bf38b4 1441rv20_encoder_select="h263_encoder"
c292f6a2
DB
1442rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1443rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1444shorten_decoder_select="golomb"
b781cc12 1445sipr_decoder_select="lsp"
05aec7bb 1446snow_decoder_select="dwt"
c292f6a2
DB
1447snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc"
1448svq1_decoder_select="error_resilience mpegvideo"
1449svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1450svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1451svq3_decoder_suggest="zlib"
4eef77c1 1452theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1453tiff_decoder_suggest="zlib"
1454tiff_encoder_suggest="zlib"
aec09a00 1455truehd_decoder_select="mlp_decoder"
2eef7c62 1456tscc_decoder_select="zlib"
4538729a 1457twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1458vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1459vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1460vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1461vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1462vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1463vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1464vorbis_decoder_select="mdct"
1465vorbis_encoder_select="mdct"
ab9f9876
MR
1466vp3_decoder_select="vp3dsp"
1467vp5_decoder_select="vp3dsp"
1468vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1469vp6a_decoder_select="vp6_decoder"
1470vp6f_decoder_select="vp6_decoder"
915a2a0a 1471vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1472wmapro_decoder_select="mdct sinewin"
1473wmav1_decoder_select="mdct sinewin"
1474wmav1_encoder_select="mdct sinewin"
1475wmav2_decoder_select="mdct sinewin"
1476wmav2_encoder_select="mdct sinewin"
1477wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1478wmv1_decoder_select="h263_decoder"
665507aa 1479wmv1_encoder_select="h263_encoder"
f95bfab0 1480wmv2_decoder_select="h263_decoder"
1746e2a9 1481wmv2_encoder_select="h263_encoder"
015f8ee0 1482wmv3_decoder_select="vc1_decoder"
f0f86627 1483wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1484wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1485wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1486wmv3image_decoder_select="wmv3_decoder"
0e714f88 1487zerocodec_decoder_select="zlib"
2eef7c62
AJ
1488zlib_decoder_select="zlib"
1489zlib_encoder_select="zlib"
1490zmbv_decoder_select="zlib"
1491zmbv_encoder_select="zlib"
30fd06be 1492
0afab17e 1493vaapi_deps="va_va_h"
ac3dbb4d 1494vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1495vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1496
28b80940 1497# parsers
c292f6a2
DB
1498h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1499mpeg4video_parser_select="error_resilience mpegvideo"
1500mpegvideo_parser_select="error_resilience mpegvideo"
1501vc1_parser_select="error_resilience mpegvideo"
28b80940 1502
912f3148 1503# external libraries
c9171a83 1504libfaac_encoder_deps="libfaac"
37eeb5e2 1505libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1506libgsm_decoder_deps="libgsm"
1507libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1508libgsm_ms_decoder_deps="libgsm"
1509libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1510libilbc_decoder_deps="libilbc"
1511libilbc_encoder_deps="libilbc"
1cc60c47 1512libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1513libopencore_amrnb_decoder_deps="libopencore_amrnb"
1514libopencore_amrnb_encoder_deps="libopencore_amrnb"
1515libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1516libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1517libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1518libschroedinger_decoder_deps="libschroedinger"
1519libschroedinger_encoder_deps="libschroedinger"
ae14f311 1520libspeex_decoder_deps="libspeex"
b606a017 1521libspeex_encoder_deps="libspeex"
150d2772 1522libtheora_encoder_deps="libtheora"
d89e738a 1523libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1524libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1525libvorbis_encoder_deps="libvorbis"
8299a7f8 1526libvpx_decoder_deps="libvpx"
ee0e9146 1527libvpx_encoder_deps="libvpx"
1cc60c47 1528libx264_encoder_deps="libx264"
de295976 1529libxavs_encoder_deps="libxavs"
1cc60c47 1530libxvid_encoder_deps="libxvid"
30fd06be 1531
912f3148 1532# demuxers / muxers
c2dd0e9e 1533ac3_demuxer_select="ac3_parser"
647c2356 1534asf_stream_muxer_select="asf_muxer"
4e622dea 1535avisynth_demuxer_deps="avisynth"
c2dd0e9e 1536dirac_demuxer_select="dirac_parser"
5b423887 1537eac3_demuxer_select="ac3_parser"
c2dd0e9e 1538flac_demuxer_select="flac_parser"
647c2356 1539ipod_muxer_select="mov_muxer"
647c2356 1540matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1541matroska_demuxer_suggest="zlib bzlib"
1542mov_demuxer_suggest="zlib"
c2dd0e9e 1543mp3_demuxer_select="mpegaudio_parser"
647c2356 1544mp4_muxer_select="mov_muxer"
18bbca1f 1545mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1546mpegtsraw_demuxer_select="mpegts_demuxer"
1547mxf_d10_muxer_select="mxf_muxer"
24ca518b 1548ogg_demuxer_select="golomb"
647c2356 1549psp_muxer_select="mov_muxer"
44594cc7 1550rtp_demuxer_select="sdp_demuxer"
18bbca1f 1551rtp_muxer_select="mpegvideo"
44b70ce5
MS
1552rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1553rtsp_demuxer_select="http_protocol rtpdec"
1554rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1555sap_demuxer_select="sdp_demuxer"
2aab70c4 1556sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1557sdp_demuxer_select="rtpdec"
f1e94694 1558spdif_muxer_select="aac_parser"
647c2356
DB
1559tg2_muxer_select="mov_muxer"
1560tgp_muxer_select="mov_muxer"
6bdaa5f4 1561w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1562
1563# indevs / outdevs
38e54a75 1564alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1565alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1566bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1567dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1568fbdev_indev_deps="linux_fb_h"
38e54a75 1569jack_indev_deps="jack_jack_h"
e417d80d 1570libcdio_indev_deps="libcdio"
38e54a75 1571libdc1394_indev_deps="libdc1394"
38e54a75
SS
1572oss_indev_deps_any="soundcard_h sys_soundcard_h"
1573oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1574pulse_indev_deps="libpulse"
15d59d2c
B
1575sndio_indev_deps="sndio_h"
1576sndio_outdev_deps="sndio_h"
38e54a75 1577v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1578vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1579vfwcap_indev_extralibs="-lavicap32"
24f8961f 1580x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1581
912f3148 1582# protocols
acd554c1
SP
1583ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1584ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1585ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1586ffrtmphttp_protocol_deps="!librtmp_protocol"
1587ffrtmphttp_protocol_select="http_protocol"
3fff6382 1588gopher_protocol_deps="network"
c40e1757
JS
1589httpproxy_protocol_deps="network"
1590httpproxy_protocol_select="tcp_protocol"
c08fb000 1591http_protocol_deps="network"
279a0c97 1592http_protocol_select="tcp_protocol"
183baead 1593https_protocol_select="tls_protocol"
c3b57d6e
DB
1594librtmp_protocol_deps="librtmp"
1595librtmpe_protocol_deps="librtmp"
1596librtmps_protocol_deps="librtmp"
1597librtmpt_protocol_deps="librtmp"
1598librtmpte_protocol_deps="librtmp"
c60a2d70 1599mmsh_protocol_select="http_protocol"
b4cf3f6c 1600mmst_protocol_deps="network"
c3b57d6e 1601rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1602rtmp_protocol_select="tcp_protocol"
acd554c1 1603rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1604rtmps_protocol_deps="!librtmp_protocol"
1605rtmps_protocol_select="tls_protocol"
775c4d36 1606rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1607rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1608rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1609rtp_protocol_select="udp_protocol"
83c93fe7 1610sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1611tcp_protocol_deps="network"
558d192d
MS
1612tls_protocol_deps_any="openssl gnutls"
1613tls_protocol_select="tcp_protocol"
c08fb000
AB
1614udp_protocol_deps="network"
1615
6ebf0bfc 1616# filters
13fabd7a 1617blackframe_filter_deps="gpl"
ce6b6ef6 1618boxblur_filter_deps="gpl"
68b79bfc 1619cropdetect_filter_deps="gpl"
b157be1f 1620delogo_filter_deps="gpl"
a5b64584 1621drawtext_filter_deps="libfreetype"
2e5ff4d0 1622frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1623frei0r_filter_extralibs='$ldl'
a42bb9d6 1624frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1625frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1626hqdn3d_filter_deps="gpl"
d371e7b9 1627resample_filter_deps="avresample"
cf69ad35 1628ocv_filter_deps="libopencv"
2f296e39 1629scale_filter_deps="swscale"
acbac567 1630yadif_filter_deps="gpl"
6ebf0bfc 1631
5a0f7131
MR
1632# libraries
1633avdevice_deps="avcodec avformat"
1634avformat_deps="avcodec"
f7679c54 1635
912f3148 1636# programs
ce03b088
AK
1637avconv_deps="avcodec avfilter avformat avresample swscale
1638 aformat_filter asyncts_filter
1639 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1640avplay_deps="avcodec avformat swscale sdl"
1641avplay_select="rdft"
9e12f0bf 1642avprobe_deps="avcodec avformat"
b263bf66 1643avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1644avserver_extralibs='$ldl'
a2830dca 1645
c73f65d9 1646doc_deps="texi2html"
912f3148 1647
57442411
MR
1648# tests
1649
388ff813
DB
1650mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
1651seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1652
57442411
MR
1653test_deps(){
1654 suf1=$1
1655 suf2=$2
1656 shift 2
1657 for v; do
1658 dep=${v%=*}
1659 tests=${v#*=}
1660 for name in ${tests}; do
908f12f3 1661 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1662 done
1663 done
1664}
1665
57442411
MR
1666test_deps _muxer _demuxer \
1667 aiff \
1668 pcm_alaw=alaw \
1669 asf \
1670 au \
1671 avi \
1672 dv=dv_fmt \
1673 ffm \
1674 flv=flv_fmt \
1675 gxf \
1676 matroska=mkv \
1677 mmf \
1678 mov \
1679 pcm_mulaw=mulaw \
0218808d 1680 mxf="mxf mxf_d10" \
57442411
MR
1681 nut \
1682 ogg \
1683 rawvideo=pixfmt \
1684 rm \
1685 swf \
1686 mpegts=ts \
1687 voc \
1688 wav \
1689 yuv4mpegpipe=yuv4mpeg \
1690
de6d9b64 1691# default parameters
8a608357 1692
19bd477d 1693logfile="config.log"
8a608357
MR
1694
1695# installation paths
c9d19248
MR
1696prefix_default="/usr/local"
1697bindir_default='${prefix}/bin'
6291d7e4 1698datadir_default='${prefix}/share/avconv'
c9d19248
MR
1699incdir_default='${prefix}/include'
1700libdir_default='${prefix}/lib'
1701mandir_default='${prefix}/share/man'
1702shlibdir_default="$libdir_default"
8a608357
MR
1703
1704# toolchain
121d78d0 1705ar_default="ar"
13c7df3d 1706cc_default="gcc"
9da6609f 1707host_cc_default="gcc"
11e6d03a 1708ln_s="ln -sf"
89641463 1709nm_default="nm"
11e6d03a 1710objformat="elf"
3f8040db 1711pkg_config_default=pkg-config
be7109c1 1712ranlib="ranlib"
11e6d03a 1713yasmexe="yasm"
8a608357 1714
8182dc34 1715nm_opts='-g'
3e0b1c9a 1716nogas=":"
8182dc34 1717
8a608357 1718# machine
8d4c00ed 1719arch_default=$(uname -m)
38d0a8aa 1720cpu="generic"
8a608357 1721
8a608357 1722# OS
8d4c00ed
MR
1723target_os_default=$(tolower $(uname -s))
1724host_os=$target_os_default
8a608357 1725
8a608357 1726# configurable options
055c61b8
DB
1727enable $PROGRAM_LIST
1728
5a0f7131
MR
1729enable avcodec
1730enable avdevice
cccc039f 1731enable avfilter
5a0f7131 1732enable avformat
c8af852b 1733enable avresample
dc4f5a1c 1734enable avutil
3e0b1c9a
DB
1735enable swscale
1736
3e0b1c9a
DB
1737enable asm
1738enable debug
1739enable doc
1740enable fastdiv
497237c7 1741enable network
8400d6b8 1742enable optimizations
8cfbbd92 1743enable safe_bitstream_reader
530dc538 1744enable static
a9ddb5b1 1745enable swscale_alpha
8a608357 1746
8a608357 1747# build settings
9987769a 1748SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1749AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1750LIBPREF="lib"
1751LIBSUF=".a"
c5f14466
RP
1752FULLNAME='$(NAME)$(BUILDSUF)'
1753LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1754SLIBPREF="lib"
1755SLIBSUF=".so"
c5f14466 1756SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1757SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1758SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1759LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1760SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1761SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1762
68485d1f
MR
1763asflags_filter=echo
1764cflags_filter=echo
64933b6c
MR
1765ldflags_filter=echo
1766
23565c26 1767AS_C='-c'
bc877faf 1768AS_O='-o $@'
23565c26 1769CC_C='-c'
18031c49 1770CC_E='-E -o $@'
7e6c86e6 1771CC_O='-o $@'
a758c5e2 1772LD_O='-o $@'
23565c26 1773HOSTCC_C='-c'
a758c5e2 1774HOSTCC_O='-o $@'
7e6c86e6 1775
1d01fee9 1776host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1777host_libs='-lm'
6c3fa06a
MR
1778host_cflags_filter=echo
1779host_ldflags_filter=echo
9da6609f 1780
9b861379 1781target_path='$(CURDIR)'
a7ada2ba 1782
a158446b
MR
1783# since the object filename is not given with the -MM flag, the compiler
1784# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1785DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1786DEPFLAGS='-MM'
315c741d 1787
c597172e 1788# find source path
24524f36 1789if test -f configure; then
f038cf3c 1790 source_path=.
c597172e 1791else
8477f2de 1792 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1793 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1794 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1795 test -e "$source_path/config.h" &&
1796 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1797fi
1798
13cbe2c0 1799for v in "$@"; do
b04251c5
MR
1800 r=${v#*=}
1801 l=${v%"$r"}
1802 r=$(sh_quote "$r")
29ba0911 1803 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1804done
c597172e 1805
73ef8980
MR
1806find_things(){
1807 thing=$1
1808 pattern=$2
1809 file=$source_path/$3
932ccf39 1810 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1811}
1812
1813ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1814DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1815HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1816PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1817BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1818MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1819DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1820OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1821INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1822PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1823FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1824
54e75be4
DB
1825ALL_COMPONENTS="
1826 $BSF_LIST
1827 $DECODER_LIST
1828 $DEMUXER_LIST
1829 $ENCODER_LIST
1830 $FILTER_LIST
1831 $HWACCEL_LIST
1832 $INDEV_LIST
1833 $MUXER_LIST
1834 $OUTDEV_LIST
1835 $PARSER_LIST
1836 $PROTOCOL_LIST
1837"
1838
57442411 1839find_tests(){
b9d5f1b7 1840 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1841}
1842
57442411 1843LAVF_TESTS=$(find_tests lavf)
48c28162 1844LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1845SEEK_TESTS=$(find_tests seek seek_)
57442411 1846
7263cd55 1847ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1848
8469ae22
MR
1849for n in $COMPONENT_LIST; do
1850 v=$(toupper ${n%s})_LIST
1851 eval enable \$$v
1852 eval ${n}_if_any="\$$v"
1853done
1854
54e75be4 1855enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1856
1857die_unknown(){
1858 echo "Unknown option \"$1\"."
1859 echo "See $0 --help for available options."
1860 exit 1
1861}
1862
794f8e97 1863show_list() {
bf0c4afa
RP
1864 suffix=_$1
1865 shift
2b444ea7 1866 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1867 exit 0
1868}
1869
154caa67
MR
1870rand_list(){
1871 IFS=', '
1872 set -- $*
1873 unset IFS
1874 for thing; do
1875 comp=${thing%:*}
1876 prob=${thing#$comp}
1877 prob=${prob#:}
1878 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1879 echo "prob ${prob:-0.5}"
1880 printf '%s\n' $comp
1881 done
1882}
1883
1884do_random(){
1885 action=$1
1886 shift
1887 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1888 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1889}
1890
c597172e 1891for opt do
7483e694
DB
1892 optval="${opt#*=}"
1893 case "$opt" in
0f010b2f 1894 --extra-ldflags=*) add_ldflags $optval
7483e694 1895 ;;
0f010b2f 1896 --extra-libs=*) add_extralibs $optval
7483e694 1897 ;;
8fb1cb58 1898 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1899 ;;
40bcf4c7
BL
1900 --enable-debug=*) debuglevel="$optval"
1901 ;;
36e2dea0 1902 --disable-everything)
1b15dc3c 1903 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1904 ;;
154caa67
MR
1905 --enable-random|--disable-random)
1906 action=${opt%%-random}
1907 do_random ${action#--} $COMPONENT_LIST
1908 ;;
1909 --enable-random=*|--disable-random=*)
1910 action=${opt%%-random=*}
1911 do_random ${action#--} $optval
1912 ;;
7483e694 1913 --enable-*=*|--disable-*=*)
8b93ddc3 1914 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1915 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1916 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1917 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1918 $action $(filter "$name" $list)
7483e694
DB
1919 ;;
1920 --enable-?*|--disable-?*)
5e622c40 1921 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1922 if is_in $option $COMPONENT_LIST; then
fed5d54b 1923 test $action = disable && action=unset
e3773a55
MR
1924 eval $action \$$(toupper ${option%s})_LIST
1925 elif is_in $option $CMDLINE_SELECT; then
1926 $action $option
1927 else
1928 die_unknown $opt
1929 fi
7483e694
DB
1930 ;;
1931 --list-*)
1932 NAME="${opt#--list-}"
1933 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1934 NAME=${NAME%s}
1935 eval show_list $NAME \$$(toupper $NAME)_LIST
1936 ;;
1937 --help|-h) show_help
1938 ;;
1939 *)
884a36a7 1940 optname="${opt%%=*}"
26759c44
MR
1941 optname="${optname#--}"
1942 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1943 if is_in $optname $CMDLINE_SET; then
1944 eval $optname='$optval'
1945 elif is_in $optname $CMDLINE_APPEND; then
1946 append $optname "$optval"
1947 else
1948 die_unknown $opt
1949 fi
7483e694
DB
1950 ;;
1951 esac
c597172e
MR
1952done
1953
bcea99bb
MR
1954disabled logging && logfile=/dev/null
1955
29ba0911 1956echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1957set >> $logfile
1958
9da6609f
MR
1959test -n "$cross_prefix" && enable cross_compile
1960
8d4c00ed
MR
1961if enabled cross_compile; then
1962 test -n "$arch" && test -n "$target_os" ||
1963 die "Must specify target arch and OS when cross-compiling"
1964fi
1965
1966set_default arch target_os
1967
121d78d0 1968ar_default="${cross_prefix}${ar_default}"
11e6d03a 1969cc_default="${cross_prefix}${cc_default}"
20e0ed95 1970nm_default="${cross_prefix}${nm_default}"
3f8040db 1971pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1972ranlib="${cross_prefix}${ranlib}"
adb2b908 1973
c5200f17
MR
1974sysinclude_default="${sysroot}/usr/include"
1975
e0be794a 1976set_default cc nm pkg_config sysinclude
9da6609f
MR
1977enabled cross_compile || host_cc_default=$cc
1978set_default host_cc
13c7df3d 1979
762f95e4
MR
1980if ! $pkg_config --version >/dev/null 2>&1; then
1981 warn "$pkg_config not found, library detection may fail."
1982 pkg_config=false
1983fi
1984
82bb3329
MR
1985exesuf() {
1986 case $1 in
1c69c79f 1987 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1988 esac
1989}
1990
1991EXESUF=$(exesuf $target_os)
1992HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1993
e4e69e0b 1994# set temporary file name
a49d42c2 1995: ${TMPDIR:=$TEMPDIR}
c51fafa1 1996: ${TMPDIR:=$TMP}
a49d42c2 1997: ${TMPDIR:=/tmp}
e4e69e0b 1998
a210bce2 1999if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2000 # simple replacement for missing mktemp
2001 # NOT SAFE FOR GENERAL USE
2002 mktemp(){
09a5c245 2003 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2004 }
2005fi
2006
2007tmpfile(){
2008 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2009 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2010 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2011 append TMPFILES $tmp
2012 eval $1=$tmp
2013}
2014
2015trap 'rm -f -- $TMPFILES' EXIT
54460a83 2016
55127e7b 2017tmpfile TMPASM .asm
3e0b1c9a
DB
2018tmpfile TMPC .c
2019tmpfile TMPE $EXESUF
2020tmpfile TMPH .h
2021tmpfile TMPO .o
2022tmpfile TMPS .S
2023tmpfile TMPSH .sh
2024tmpfile TMPV .ver
54460a83
MR
2025
2026unset -f mktemp
e4e69e0b 2027
fb3c4ffc
MR
2028chmod +x $TMPE
2029
993f2d0f
MR
2030# make sure we can execute files in $TMPDIR
2031cat > $TMPSH 2>> $logfile <<EOF
2032#! /bin/sh
2033EOF
2034chmod +x $TMPSH >> $logfile 2>&1
2035if ! $TMPSH >> $logfile 2>&1; then
2036 cat <<EOF
2037Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2038variable to another directory and make sure that it is not mounted noexec.
2039EOF
2040 die "Sanity test failed."
2041fi
993f2d0f 2042
d0c6d424
MR
2043pgi_flags(){
2044 for flag; do
2045 case $flag in
2046 -fomit-frame-pointer) echo -Mnoframe ;;
2047 -g) echo -gopt ;;
2048 *) echo $flag ;;
2049 esac
2050 done
2051}
2052
2053suncc_flags(){
2054 for flag; do
2055 case $flag in
2056 -march=*|-mcpu=*)
2057 case "${flag#*=}" in
2058 native) echo -xtarget=native ;;
2059 v9|niagara) echo -xarch=sparc ;;
2060 ultrasparc) echo -xarch=sparcvis ;;
2061 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2062 i586|pentium) echo -xchip=pentium ;;
2063 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2064 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2065 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2066 pentium4*) echo -xtarget=pentium4 ;;
2067 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2068 *-sse3) echo -xarch=sse3 ;;
2069 core2) echo -xarch=ssse3 -xchip=core2 ;;
2070 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2071 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2072 k8|opteron|athlon64|athlon-fx)
2073 echo -xarch=sse2a ;;
2074 athlon*) echo -xarch=pentium_proa ;;
2075 esac
2076 ;;
2077 -std=c99) echo -xc99 ;;
2078 -fomit-frame-pointer) echo -xregs=frameptr ;;
2079 -fPIC) echo -KPIC -xcode=pic32 ;;
2080 -W*,*) echo $flag ;;
2081 -f*-*|-W*) ;;
2082 *) echo $flag ;;
2083 esac
2084 done
2085}
2086
2087tms470_flags(){
2088 for flag; do
2089 case $flag in
2090 -march=*|-mcpu=*)
2091 case "${flag#*=}" in
2092 armv7-a|cortex-a*) echo -mv=7a8 ;;
2093 armv7-r|cortex-r*) echo -mv=7r4 ;;
2094 armv7-m|cortex-m*) echo -mv=7m3 ;;
2095 armv6*|arm11*) echo -mv=6 ;;
2096 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2097 echo -mv=5e ;;
2098 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2099 esac
2100 ;;
2101 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2102 -mfpu=vfp) echo --float_support=vfpv2 ;;
2103 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
2104 -msoft-float) echo --float_support=vfplib ;;
2105 -O[0-3]|-mf=*) echo $flag ;;
2106 -g) echo -g -mn ;;
2107 -pds=*) echo $flag ;;
ad93dccb
MR
2108 -D*|-I*) echo $flag ;;
2109 --gcc|--abi=*) echo $flag ;;
2110 -me) echo $flag ;;
d0c6d424
MR
2111 esac
2112 done
2113}
2114
a758c5e2
MR
2115probe_cc(){
2116 pfx=$1
2117 _cc=$2
2118
23565c26 2119 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
18031c49 2120 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2121 _flags_filter=echo
2122
2123 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2124 _type=llvm_gcc
2125 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2126 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2127 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2128 _cflags_speed='-O3'
2129 _cflags_size='-Os'
2130 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2131 _type=gcc
2132 gcc_version=$($_cc --version | head -n1)
2133 gcc_basever=$($_cc -dumpversion)
2134 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2135 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2136 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2137 if ! $_cc -dumpversion | grep -q '^2\.'; then
2138 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2139 fi
2140 _cflags_speed='-O3'
2141 _cflags_size='-Os'
2142 elif $_cc --version 2>/dev/null | grep -q Intel; then
2143 _type=icc
2144 _ident=$($_cc --version | head -n1)
2145 _depflags='-MMD'
2146 _cflags_speed='-O3'
2147 _cflags_size='-Os'
2148 _cflags_noopt='-O1'
2149 elif $_cc -v 2>&1 | grep -q xlc; then
2150 _type=xlc
2151 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2152 _cflags_speed='-O5'
2153 _cflags_size='-O5 -qcompact'
2154 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2155 _type=ccc
2156 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2157 _DEPFLAGS='-M'
2158 debuglevel=3
2159 _ldflags='-Wl,-z,now' # calls to libots crash without this
2160 _cflags_speed='-fast'
2161 _cflags_size='-O1'
2162 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2163 test -d "$sysroot" || die "No valid sysroot specified."
2164 _type=armcc
2165 _ident=$($_cc --vsn | head -n1)
2166 armcc_conf="$PWD/armcc.conf"
2167 $_cc --arm_linux_configure \
2168 --arm_linux_config_file="$armcc_conf" \
2169 --configure_sysroot="$sysroot" \
2170 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2171 die "Error creating armcc configuration file."
2172 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2173 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2174 as_default="${cross_prefix}gcc"
2175 _depflags='-MMD'
2176 _cflags_speed='-O3'
2177 _cflags_size='-Os'
2178 elif $_cc -version 2>/dev/null | grep -q TMS470; then
2179 _type=tms470
2180 _ident=$($_cc -version | head -n1 | tr -s ' ')
2181 _flags='--gcc --abi=eabi -me'
2182 _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__='
18031c49 2183 _cc_e='-ppl -fe=$@'
a758c5e2
MR
2184 _cc_o='-fe=$@'
2185 as_default="${cross_prefix}gcc"
2186 ld_default="${cross_prefix}gcc"
2187 _depflags='-ppa -ppd=$(@:.o=.d)'
2188 _cflags_speed='-O3 -mf=5'
2189 _cflags_size='-O3 -mf=2'
2190 _flags_filter=tms470_flags
2191 elif $_cc -v 2>&1 | grep -q clang; then
2192 _type=clang
2193 _ident=$($_cc --version | head -n1)
2194 _depflags='-MMD'
2195 _cflags_speed='-O3'
2196 _cflags_size='-Os'
2197 elif $_cc -V 2>&1 | grep -q Sun; then
2198 _type=suncc
2199 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2200 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2201 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2202 _ldflags='-std=c99'
2203 _cflags_speed='-O5'
2204 _cflags_size='-O5 -xspace'
2205 _flags_filter=suncc_flags
2206 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2207 _type=pathscale
2208 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2209 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2210 _cflags_speed='-O2'
2211 _cflags_size='-Os'
2212 _flags_filter='filter_out -Wdisabled-optimization'
2213 elif $_cc -v 2>&1 | grep -q Open64; then
2214 _type=open64
2215 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2216 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2217 _cflags_speed='-O2'
2218 _cflags_size='-Os'
2219 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2220 elif $_cc -V 2>&1 | grep -q Portland; then
2221 _type=pgi
2222 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2223 opt_common='-alias=ansi -Mlre -Mpre'
2224 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2225 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2226 _cflags_noopt="-O1"
2227 _flags_filter=pgi_flags
aef6bd1b 2228 fi
a758c5e2
MR
2229
2230 eval ${pfx}_type=\$_type
2231 eval ${pfx}_ident=\$_ident
2232}
2233
2234set_ccvars(){
23565c26 2235 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2236 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2237 eval ${1}_O=\${_cc_o-\${${1}_O}}
2238
2239 if [ -n "$_depflags" ]; then
2240 eval ${1}_DEPFLAGS=\$_depflags
2241 else
2242 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2243 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2244 eval DEP${1}FLAGS=\$_flags
2245 fi
2246}
2247
2248probe_cc cc "$cc"
2249cflags_filter=$_flags_filter
2250cflags_speed=$_cflags_speed
2251cflags_size=$_cflags_size
2252cflags_noopt=$_cflags_noopt
2253add_cflags $_flags $_cflags
2254cc_ldflags=$_ldflags
2255set_ccvars CC
2256
2257probe_cc hostcc "$host_cc"
2258host_cflags_filter=$_flags_filter
2259host_ldflags_filter=$_flags_filter
2260add_host_cflags $_flags $_cflags
2261add_host_ldflags $_flags $_ldflags
2262set_ccvars HOSTCC
629687f6 2263
851ffa80
MR
2264test -n "$cc_type" && enable $cc_type ||
2265 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2266
75bafbac 2267: ${as_default:=$cc}
50567afa 2268: ${dep_cc_default:=$cc}
684b28e0 2269: ${ld_default:=$cc}
121d78d0 2270set_default ar as dep_cc ld
75800dce 2271
a758c5e2
MR
2272probe_cc as "$as"
2273asflags_filter=$_flags_filter
2274add_asflags $_flags $_cflags
2275set_ccvars AS
2276
2277probe_cc ld "$ld"
2278ldflags_filter=$_flags_filter
2279add_ldflags $_flags $_ldflags
2280test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2281LD_O=${_cc_o-$LD_O}
2282
2283if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2284 probe_cc depcc "$dep_cc"
2285 CCDEP=${_DEPCMD:-$DEPCMD}
2286 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2287 DEPCCFLAGS=$_flags
2288fi
07dec06e 2289
7f32f40c 2290add_cflags $extra_cflags
2f2e6c7c 2291add_asflags $extra_cflags
7f32f40c 2292
154d432c
MR
2293if test -n "$sysroot"; then
2294 case "$cc_type" in
00ba041c 2295 gcc|llvm_gcc|clang)
467256f2 2296 add_cppflags --sysroot="$sysroot"
154d432c
MR
2297 add_ldflags --sysroot="$sysroot"
2298 ;;
6fec122a
MR
2299 tms470)
2300 add_cppflags -I"$sysinclude"
2301 add_ldflags --sysroot="$sysroot"
2302 ;;
154d432c
MR
2303 esac
2304fi
2305
d22c13a8
MR
2306if test "$cpu" = host; then
2307 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2308
2309 case "$cc_type" in
613a4e3f 2310 gcc|llvm_gcc)
d22c13a8
MR
2311 check_native(){
2312 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2313 sed -n "/cc1.*$1=/{
27ce1be8
MR
2314 s/.*$1=\\([^ ]*\\).*/\\1/
2315 p
2316 q
2317 }" $TMPE
d22c13a8
MR
2318 }
2319 cpu=$(check_native -march || check_native -mcpu)
2320 ;;
2321 esac
2322
2323 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2324fi
2325
e939cedd
MR
2326# Deal with common $arch aliases
2327case "$arch" in
2328 arm*)
2329 arch="arm"
2330 ;;
2331 mips|mipsel|IP*)
2332 arch="mips"
2333 ;;
47b1860e 2334 mips64*)
e939cedd
MR
2335 arch="mips"
2336 subarch="mips64"
2337 ;;
2338 parisc|hppa)
2339 arch="parisc"
2340 ;;
2341 parisc64|hppa64)
2342 arch="parisc"
2343 subarch="parisc64"
2344 ;;
2345 "Power Macintosh"|ppc|powerpc)
2346 arch="ppc"
2347 ;;
47b1860e 2348 ppc64|powerpc64)
e939cedd
MR
2349 arch="ppc"
2350 subarch="ppc64"
2351 ;;
2352 s390|s390x)
2353 arch="s390"
2354 ;;
2355 sh4|sh)
2356 arch="sh4"
2357 ;;
2358 sun4u|sparc64)
2359 arch="sparc"
2360 subarch="sparc64"
2361 ;;
d33ed7b3 2362 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2363 arch="x86"
2364 ;;
2365esac
2366
851ffa80 2367is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2368enable $arch
e939cedd 2369
df5cdc24 2370# Add processor-specific flags
5d54c126
MR
2371if test "$cpu" = generic; then
2372 : do nothing
2373elif enabled ppc; then
343aef9b 2374
56348891
MR
2375 case $(tolower $cpu) in
2376 601|ppc601|powerpc601)
9dbd5c3d 2377 cpuflags="-mcpu=601"
64ad53ff 2378 disable altivec
9dbd5c3d 2379 ;;
56348891 2380 603*|ppc603*|powerpc603*)
9dbd5c3d 2381 cpuflags="-mcpu=603"
64ad53ff 2382 disable altivec
9dbd5c3d 2383 ;;
56348891 2384 604*|ppc604*|powerpc604*)
9dbd5c3d 2385 cpuflags="-mcpu=604"
64ad53ff 2386 disable altivec
9dbd5c3d 2387 ;;
56348891 2388 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2389 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2390 disable altivec
9dbd5c3d 2391 ;;
56348891 2392 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2393 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2394 ;;
56348891 2395 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2396 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2397 ;;
313f9fbf 2398 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2399 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2400 ;;
313f9fbf
SM
2401 power[3-7]*)
2402 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2403 ;;
56348891 2404 cell)
9dbd5c3d
MR
2405 cpuflags="-mcpu=cell"
2406 enable ldbrx
2407 ;;
4ab26cb4
DB
2408 e500mc)
2409 cpuflags="-mcpu=e500mc"
2410 disable altivec
2411 ;;
7b0b81a1
AL
2412 e500v2)
2413 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2414 disable altivec
2415 ;;
2416 e500)
2417 cpuflags="-mcpu=8540 -mhard-float"
2418 disable altivec
2419 ;;
9dbd5c3d 2420 esac
343aef9b
MR
2421
2422elif enabled x86; then
2423
9dbd5c3d
MR
2424 case $cpu in
2425 i[345]86|pentium)
2426 cpuflags="-march=$cpu"
2427 disable mmx
2428 ;;
2429 # targets that do NOT support conditional mov (cmov)
2430 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2431 cpuflags="-march=$cpu"
2432 disable cmov
2433 ;;
2434 # targets that do support conditional mov (cmov)
9ddf1b1a 2435 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2436 cpuflags="-march=$cpu"
2437 enable cmov
2438 enable fast_cmov
2439 ;;
2440 # targets that do support conditional mov but on which it's slow
2441 pentium4|pentium4m|prescott|nocona)
2442 cpuflags="-march=$cpu"
2443 enable cmov
2444 disable fast_cmov
2445 ;;
2446 esac
343aef9b
MR
2447
2448elif enabled sparc; then
2449
9dbd5c3d 2450 case $cpu in
26b7199e
MK
2451 niagara)
2452 cpuflags="-mcpu=$cpu"
2453 disable vis
2454 ;;
9dbd5c3d
MR
2455 sparc64)
2456 cpuflags="-mcpu=v9"
2457 ;;
2458 esac
343aef9b
MR
2459
2460elif enabled arm; then
2461
34ba23c9
MR
2462 case $cpu in
2463 armv*)
2464 cpuflags="-march=$cpu"
c2eae137 2465 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2466 ;;
2467 *)
2468 cpuflags="-mcpu=$cpu"
c2eae137
MR
2469 case $cpu in
2470 cortex-a*) subarch=armv7a ;;
2471 cortex-r*) subarch=armv7r ;;
9e19704a 2472 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2473 arm11*) subarch=armv6 ;;
2474 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2475 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2476 esac
34ba23c9
MR
2477 ;;
2478 esac
343aef9b
MR
2479
2480elif enabled alpha; then
2481
34ba23c9 2482 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2483
2484elif enabled bfin; then
2485
34ba23c9 2486 cpuflags="-mcpu=$cpu"
343aef9b
MR
2487
2488elif enabled mips; then
2489
34ba23c9 2490 cpuflags="-march=$cpu"
343aef9b
MR
2491
2492elif enabled avr32; then
2493
9dbd5c3d
MR
2494 case $cpu in
2495 ap7[02]0[0-2])
2496 subarch="avr32_ap"
2497 cpuflags="-mpart=$cpu"
2498 ;;
2499 ap)
2500 subarch="avr32_ap"
2501 cpuflags="-march=$cpu"
2502 ;;
2503 uc3[ab]*)
2504 subarch="avr32_uc"
2505 cpuflags="-mcpu=$cpu"
2506 ;;
2507 uc)
2508 subarch="avr32_uc"
2509 cpuflags="-march=$cpu"
2510 ;;
2511 esac
df5cdc24 2512
343aef9b
MR
2513fi
2514
df5cdc24
MR
2515add_cflags $cpuflags
2516add_asflags $cpuflags
2517
993f2d0f
MR
2518# compiler sanity check
2519check_exec <<EOF
2520int main(void){ return 0; }
2521EOF
2522if test "$?" != 0; then
2523 echo "$cc is unable to create an executable file."
2524 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2525 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2526 echo "Only do this if you know what cross compiling means."
2527 fi
2528 die "C compiler test failed."
2529fi
2530
046f081b 2531add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2532check_cflags -std=c99
50a334e4 2533check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2534#include <stdlib.h>
2535EOF
50a334e4 2536check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2537#include <stdlib.h>
2538EOF
e9b9a2f8 2539
f0125de9 2540check_host_cflags -std=c99
0a6db2a2 2541check_host_cflags -Wall
f0125de9 2542
b24dbcbd 2543case "$arch" in
e939cedd 2544 alpha|ia64|mips|parisc|sparc)
8a3c8627 2545 spic=$shared
b24dbcbd 2546 ;;
e939cedd 2547 x86)
cfdb6148 2548 subarch="x86_32"
5adc829e 2549 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2550 if test "$subarch" = "x86_64"; then
e939cedd 2551 spic=$shared
de27f4d9 2552 fi
b24dbcbd 2553 ;;
b24dbcbd
RP
2554esac
2555
343aef9b 2556enable $subarch
8a3c8627 2557enabled spic && enable pic
b24dbcbd 2558
7483e694 2559# OS specific
4f854758 2560case $target_os in
a1629e28 2561 haiku)
63ae7e7c 2562 prefix_default="/boot/common"
108caaaa 2563 network_extralibs="-lnetwork"
f59c4bd6 2564 host_libs=
a1629e28 2565 ;;
7483e694 2566 sunos)
4d58e4cb 2567 AVSERVERLDFLAGS=""
9987769a 2568 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2569 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2570 network_extralibs="-lsocket -lnsl"
779222db 2571 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2572 # When using suncc to build, the Solaris linker will mark
2573 # an executable with each instruction set encountered by
2574 # the Solaris assembler. As our libraries contain their own
2575 # guards for processor-specific code, instead suppress
2576 # generation of the HWCAPS ELF section on Solaris x86 only.
2577 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2578 nm_opts='-P -g'
7483e694
DB
2579 ;;
2580 netbsd)
a1e4b3f6 2581 disable symver
07a8eef6
MR
2582 oss_indev_extralibs="-lossaudio"
2583 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2584 ;;
2585 openbsd)
7c4a001a 2586 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2587 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2588 # however the generated executable will not do anything
2589 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2590 # Thus explicitly enable PIC here.
cd78208b 2591 enable pic
a1e4b3f6 2592 disable symver
7483e694 2593 SHFLAGS='-shared'
07a8eef6
MR
2594 oss_indev_extralibs="-lossaudio"
2595 oss_outdev_extralibs="-lossaudio"
7483e694 2596 ;;
a1e4b3f6 2597 dragonfly)
a1e4b3f6
MR
2598 disable symver
2599 ;;
2600 freebsd)
7483e694
DB
2601 ;;
2602 bsd/os)
355d81df 2603 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2604 ;;
2605 darwin)
301ab19d 2606 gas="gas-preprocessor.pl $cc"
e08b8239 2607 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2608 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2609 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2610 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2611 SLIBSUF=".dylib"
2612 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2613 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2614 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2615 objformat="macho"
1b0f6fb8 2616 enabled x86_64 && objformat="macho64"
8dfa86f7 2617 enabled_any pic shared ||
2704bd1a 2618 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2619 ;;
2620 mingw32*)
9d3f4f50 2621 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2622 disable network
2623 else
2624 target_os=mingw32
2625 fi
dcc01c06 2626 LIBTARGET=i386
1fc9fb8a 2627 if enabled x86_64; then
417516f6 2628 LIBTARGET="i386:x86-64"
336cc1b0 2629 elif enabled arm; then
15c5156d 2630 LIBTARGET=arm-wince
dcc01c06 2631 fi
fbd971a4 2632 shlibdir_default="$bindir_default"
7483e694
DB
2633 SLIBPREF=""
2634 SLIBSUF=".dll"
7483e694
DB
2635 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2636 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2637 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2638 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2639 SLIB_INSTALL_LINKS=
2640 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2641 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2642 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 2643 objformat="win32"
ec10a9ab 2644 dlltool="${cross_prefix}dlltool"
bc574408 2645 enable dos_paths
1894e741 2646 check_cflags -fno-common
e26011d0
RP
2647 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2648 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2649 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2650 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2651 ;;
2652 cygwin*)
4f854758 2653 target_os=cygwin
fbd971a4 2654 shlibdir_default="$bindir_default"
7483e694
DB
2655 SLIBPREF="cyg"
2656 SLIBSUF=".dll"
2657 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2658 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2659 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2660 SLIB_INSTALL_LINKS=
2661 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2662 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2663 objformat="win32"
bc574408 2664 enable dos_paths
1894e741 2665 check_cflags -fno-common
a7a187a1 2666 add_cppflags -U__STRICT_ANSI__
7483e694 2667 ;;
4f365f37 2668 *-dos|freedos|opendos)
4f365f37 2669 network_extralibs="-lsocket"
ff1c015d 2670 objformat="coff"
bc574408 2671 enable dos_paths
a7a187a1 2672 add_cppflags -U__STRICT_ANSI__
4f365f37 2673 ;;
7483e694 2674 linux)
046f081b 2675 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2676 enable dv1394
2677 ;;
2678 irix*)
4f854758 2679 target_os=irix
7483e694
DB
2680 ranlib="echo ignoring ranlib"
2681 ;;
d22e8442 2682 os/2*)
d22e8442 2683 ln_s="cp -f"
9297f1ed 2684 objformat="aout"
e14574eb 2685 add_cppflags -D_GNU_SOURCE
355d81df 2686 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2687 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2688 AVSERVERLDFLAGS=""
287d3b13 2689 LIBSUF="_s.a"
d22e8442
DY
2690 SLIBPREF=""
2691 SLIBSUF=".dll"
2692 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2693 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2694 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2695 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2696 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2697 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2698 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2699 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2700 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2701 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2702 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2703 enable dos_paths
d22e8442 2704 ;;
83993c1c 2705 gnu/kfreebsd)
c1f54478 2706 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2707 ;;
34e82167 2708 gnu)
f60d1366 2709 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2710 ;;
d33ed7b3
MR
2711 qnx)
2712 add_cppflags -D_QNX_SOURCE
2713 network_extralibs="-lsocket"
2714 ;;
1c69c79f
MS
2715 symbian)
2716 SLIBSUF=".dll"
2717 enable dos_paths
e3bc07f4
MS
2718 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2719 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2720 add_ldflags -Wl,--target1-abs,--no-undefined \
2721 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2722 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2723 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2724 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2725 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2726 ;;
614d8911
MR
2727 none)
2728 ;;
7483e694 2729 *)
4f924f9a 2730 die "Unknown OS '$target_os'."
7483e694
DB
2731 ;;
2732esac
2733
6555acad
MR
2734esc(){
2735 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2736}
2737
2738echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2739
13cb2187
AS
2740check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2741
c9d19248
MR
2742set_default $PATHS_LIST
2743
320d060a 2744# we need to build at least one lib type
93b3c083 2745if ! enabled_any static shared; then
320d060a
DB
2746 cat <<EOF
2747At least one library type must be built.
2748Specify --enable-static to build the static libraries or --enable-shared to
2749build the shared libraries as well. To only build the shared libraries specify
2750--disable-static in addition to --enable-shared.
2751EOF
2752 exit 1;
2753fi
2754
2184c6f7 2755die_license_disabled() {
4c27207c 2756 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2757}
2758
e417d80d 2759die_license_disabled gpl libcdio
2184c6f7 2760die_license_disabled gpl libx264
de295976 2761die_license_disabled gpl libxavs
2184c6f7 2762die_license_disabled gpl libxvid
2184c6f7
DB
2763die_license_disabled gpl x11grab
2764
2f7ae63b 2765die_license_disabled nonfree libfaac
87246953 2766die_license_disabled nonfree libfdk_aac
a060866f 2767die_license_disabled nonfree openssl
b2e3c528 2768
0b175caa
DB
2769die_license_disabled version3 libopencore_amrnb
2770die_license_disabled version3 libopencore_amrwb
d89e738a 2771die_license_disabled version3 libvo_aacenc
f502ff3f 2772die_license_disabled version3 libvo_amrwbenc
0b175caa 2773
9cad0e4e 2774enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2775
40617a6d 2776disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2777
e276d9e8
MR
2778enable_pic() {
2779 enable pic
bce7b696
MR
2780 add_cppflags -DPIC
2781 add_cflags -fPIC
2782 add_asflags -fPIC
e276d9e8
MR
2783}
2784
2785enabled pic && enable_pic
bce7b696 2786
b4d96ba2
MR
2787check_cc <<EOF || die "Symbol mangling check failed."
2788int ff_extern;
2789EOF
8182dc34 2790sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2791extern_prefix=${sym%%ff_extern*}
2792
f65883c8
MR
2793check_cc <<EOF && enable inline_asm
2794void foo(void) { __asm__ volatile ("" ::); }
2795EOF
61d251db 2796
df5e3978
MR
2797_restrict=
2798for restrict_keyword in restrict __restrict__ __restrict; do
2799 check_cc <<EOF && _restrict=$restrict_keyword && break
2800void foo(char * $restrict_keyword p);
2801EOF
2802done
2803
2804check_cc <<EOF && enable attribute_packed
2805struct { int x; } __attribute__((packed)) x;
2806EOF
2807
dffb41b9
MR
2808check_cc <<EOF && enable attribute_may_alias
2809union { int x; } __attribute__((may_alias)) x;
2810EOF
2811
df5e3978
MR
2812check_cc <<EOF || die "endian test failed"
2813unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2814EOF
48fc536a 2815od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2816
e939cedd
MR
2817if enabled alpha; then
2818
2819 check_cflags -mieee
2820
2821elif enabled arm; then
e45391bb 2822
8986fddc 2823 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2824 nogas=die
50fa82e6 2825
44caaa56
MR
2826 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2827 enable vfp_args
2828 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2829 case "${cross_prefix:-$cc}" in
2830 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2831 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2832__asm__ (".eabi_attribute 28, 1");
2833int main(void) { return 0; }
2834EOF
44caaa56
MR
2835 esac
2836 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2837 fi
fa0912fe 2838
575db883
DB
2839 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
2840 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
2841 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
2842 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
2843 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
2844 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2845
575db883
DB
2846 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
2847 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 2848
e276d9e8
MR
2849 enabled_all armv6t2 shared !pic && enable_pic
2850
fa0912fe 2851elif enabled mips; then
e45391bb 2852
575db883
DB
2853 check_inline_asm loongson '"dmult.g $1, $2, $3"'
2854 enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"'
e45391bb 2855
fa0912fe 2856elif enabled ppc; then
e45391bb 2857
e6a0c354
MR
2858 enable local_aligned_8 local_aligned_16
2859
575db883
DB
2860 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2861 check_inline_asm ibm_asm '"add 0, 0, 0"'
2862 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
2863 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2864
2865 # AltiVec flags: The FSF version of GCC differs from the Apple version
2866 if enabled altivec; then
301ab19d 2867 nogas=warn
fa0912fe
MR
2868 check_cflags -maltivec -mabi=altivec &&
2869 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2870 check_cflags -faltivec
2871
2872 # check if our compiler supports Motorola AltiVec C API
2873 check_cc <<EOF || disable altivec
2874$inc_altivec_h
2875int main(void) {
2876 vector signed int v1, v2, v3;
2877 v1 = vec_add(v2,v3);
2878 return 0;
2879}
2880EOF
2881
2882 # check if our compiler supports braces for vector declarations
2883 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2884$inc_altivec_h
2885int main (void) { (vector int) {1}; return 0; }
2886EOF
2887 fi
e45391bb 2888
fa0912fe 2889elif enabled sparc; then
e45391bb 2890
575db883
DB
2891 enabled vis &&
2892 check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
fa0912fe 2893 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2894
fa0912fe 2895elif enabled x86; then
e45391bb 2896
3f150ffb 2897 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2898 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2899 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2900 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2901
f80ddd5b
RB
2902 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2903
e6a0c354
MR
2904 enable local_aligned_8 local_aligned_16
2905
44965991
PI
2906 # check whether EBP is available on x86
2907 # As 'i' is stored on the stack, this program will crash
2908 # if the base pointer is used to access it because the
2909 # base pointer is cleared in the inline assembly code.
7dfef245 2910 check_exec_crash <<EOF && enable ebp_available
44965991 2911 volatile int i=0;
be449fca 2912 __asm__ volatile (
44965991
PI
2913 "xorl %%ebp, %%ebp"
2914 ::: "%ebp");
2915 return i;
44965991
PI
2916EOF
2917
f494213c 2918 # check whether EBX is available on x86
575db883
DB
2919 check_inline_asm ebx_available '""::"b"(0)' &&
2920 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 2921
6f74fb03 2922 # check whether xmm clobbers are supported
575db883 2923 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 2924
239fdf1b 2925 # check whether binutils is new enough to compile SSSE3/MMXEXT
575db883
DB
2926 enabled ssse3 && check_inline_asm ssse3 '"pabsw %xmm0, %xmm0"'
2927 enabled mmxext && check_inline_asm mmxext '"pmaxub %mm0, %mm1"'
6bd859d6 2928
9cca1e40 2929 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2930 if check_cmd $yasmexe --version; then
2931 enabled x86_64 && yasm_extra="-m amd64"
2932 yasm_debug="-g dwarf2"
2933 elif check_cmd nasm -v; then
2934 yasmexe=nasm
2935 yasm_debug="-g -F dwarf"
2936 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2937 fi
2938
2939 YASMFLAGS="-f $objformat $yasm_extra"
2940 enabled pic && append YASMFLAGS "-DPIC"
2941 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2942 case "$objformat" in
2943 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2944 esac
2945
48545a8f 2946 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2947 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2948 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
79687079 2949 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
180d43bc 2950 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 2951 fi
e45391bb 2952
669b5583
MR
2953 case "$cpu" in
2954 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2955 disable fast_clz
2956 ;;
2957 esac
2958
44965991
PI
2959fi
2960
301ab19d
MR
2961if enabled asm; then
2962 as=${gas:=$as}
575db883 2963 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
2964 $nogas "GNU assembler not found, install gas-preprocessor"
2965fi
2966
4a7e068b
MR
2967check_ldflags -Wl,--as-needed
2968
a98bb16d
RP
2969if check_func dlopen; then
2970 ldl=
2971elif check_func dlopen -ldl; then
2972 ldl=-ldl
8bf5d58f
MN
2973fi
2974
54fe299b
DV
2975if enabled network; then
2976 check_type "sys/types.h sys/socket.h" socklen_t
2977 check_type netdb.h "struct addrinfo"
75d339e0
MS
2978 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2979 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2980 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2981 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2982 check_type poll.h "struct pollfd"
54fe299b
DV
2983 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2984 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 2985 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 2986 check_func getaddrinfo $network_extralibs
54fe299b
DV
2987 # Prefer arpa/inet.h over winsock2
2988 if check_header arpa/inet.h ; then
2989 check_func closesocket
2990 elif check_header winsock2.h ; then
47876d66
DB
2991 check_func_headers winsock2.h closesocket -lws2 &&
2992 network_extralibs="-lws2" ||
2993 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2994 network_extralibs="-lws2_32"; }
f06dee77 2995 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2996 check_type ws2tcpip.h socklen_t
2997 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2998 check_type ws2tcpip.h "struct group_source_req"
2999 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3000 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3001 check_type winsock2.h "struct pollfd"
54fe299b
DV
3002 check_type ws2tcpip.h "struct sockaddr_in6"
3003 check_type ws2tcpip.h "struct sockaddr_storage"
3004 check_struct winsock2.h "struct sockaddr" sa_len
3005 else
3006 disable network
3007 fi
3008fi
3009
75ecf149
DB
3010# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3011check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3012
534a2231 3013check_func fcntl
7483e694
DB
3014check_func fork
3015check_func gethrtime
667fb97a 3016check_func getopt
7483e694 3017check_func getrusage
fc5607f8 3018check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3019check_func gettimeofday
094c09bb 3020check_func inet_aton $network_extralibs
abfc8d05 3021check_func isatty
a5b64584 3022check_func localtime_r
4ae40685 3023check_func ${malloc_prefix}memalign && enable memalign
7483e694 3024check_func mkstemp
0328b9ea 3025check_func mmap
4ae40685 3026check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3027check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3028check_func setrlimit
87958234 3029check_func strerror_r
6379900c 3030check_func strptime
47941088 3031check_func strtok_r
ea4d5f48 3032check_func sched_getaffinity
bcc73960 3033check_func sysconf
b9e22269 3034check_func sysctl
d3d3a32c 3035check_func usleep
b507ebd1 3036check_func_headers io.h setmode
b4675d0f 3037check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 3038check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3039check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3040check_func_headers windows.h GetProcessTimes
61183b5a 3041check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3042check_func_headers windows.h MapViewOfFile
d3d3a32c 3043check_func_headers windows.h Sleep
7c5bfe7a 3044check_func_headers windows.h VirtualAlloc
6ffa87d3 3045
a98bb16d 3046check_header dlfcn.h
fa845061 3047check_header dxva.h
92c6a099 3048check_header dxva2api.h
3b1ab197 3049check_header io.h
a98bb16d 3050check_header malloc.h
bf6ce82d 3051check_header poll.h
b58412f1 3052check_header sys/mman.h
06bb5905 3053check_header sys/param.h
b091aa44 3054check_header sys/resource.h
bf6ce82d 3055check_header sys/select.h
e64bceea 3056check_header sys/time.h
542920b7 3057check_header unistd.h
272081b0
CEH
3058check_header vdpau/vdpau.h
3059check_header vdpau/vdpau_x11.h
d3d3a32c 3060check_header windows.h
68178ca9 3061check_header X11/extensions/XvMClib.h
a98bb16d 3062
a4fa192c 3063disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 3064disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 3065
ff3755cb
JG
3066if ! disabled w32threads && ! enabled pthreads; then
3067 check_func _beginthreadex && enable w32threads
3068fi
3069
57bd82d4
MR
3070# check for some common methods of building with pthread support
3071# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
3072if ! disabled pthreads && ! enabled w32threads; then
3073 enable pthreads
9e7fd101
MR
3074 if check_func pthread_create; then
3075 :
3076 elif check_func pthread_create -pthread; then
3077 add_cflags -pthread
afc9aee2 3078 add_extralibs -pthread
9e7fd101
MR
3079 elif check_func pthread_create -pthreads; then
3080 add_cflags -pthreads
afc9aee2 3081 add_extralibs -pthreads
8d94f606
GT
3082 elif check_func pthread_create -lpthreadGC2; then
3083 add_extralibs -lpthreadGC2
9e7fd101 3084 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 3085 disable pthreads
9e7fd101 3086 fi
57bd82d4
MR
3087fi
3088
8eee7025 3089for thread in $THREADS_LIST; do
e5f94c2b 3090 if enabled $thread; then
3ae3b721
RP
3091 test -n "$thread_type" &&
3092 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 3093 thread_type="$thread"
e5f94c2b
RP
3094 fi
3095done
3096
50f7c296 3097check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 3098enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 3099
15333562 3100check_mathfunc cbrtf
645d2652
MR
3101check_mathfunc exp2
3102check_mathfunc exp2f
46df708b
MS
3103check_mathfunc isinf
3104check_mathfunc isnan
645d2652 3105check_mathfunc llrint
07876e25 3106check_mathfunc llrintf
645d2652
MR
3107check_mathfunc log2
3108check_mathfunc log2f
3109check_mathfunc lrint
3110check_mathfunc lrintf
183b1c22 3111check_mathfunc rint
645d2652
MR
3112check_mathfunc round
3113check_mathfunc roundf
23d3931a 3114check_mathfunc trunc
645d2652 3115check_mathfunc truncf
f32adb22 3116
57bd82d4 3117# these are off by default, so fail if requested and not available
a1b3c5a3 3118enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 3119enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 3120enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 3121enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 3122enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 3123enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 3124enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 3125enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 3126enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
3127enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
3128enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 3129enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 3130enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 3131enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
3132enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
3133enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 3134enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 3135enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 3136enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 3137enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 3138enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
3139enabled libvpx && {
3140 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
3141 die "ERROR: libvpx decoder version must be >=0.9.1"; }
3142 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
3143 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 3144enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
3145 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
3146 die "ERROR: libx264 version must be >= 0.118."; }
de295976 3147enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 3148enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
3149enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
3150 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
3151 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
3152 die "ERROR: openssl not found"; }
8ac17293 3153
acd554c1
SP
3154if enabled gnutls; then
3155 { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } ||
3156 { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
3157fi
3158
0b4a1821
AS
3159# libdc1394 check
3160if enabled libdc1394; then
3161 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3162 enable libdc1394_2; } ||
3163 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3164 enable libdc1394_1; } ||
3165 die "ERROR: No version of libdc1394 found "
3166fi
3167
9bd41bb1 3168if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3169 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3170 enable sdl &&
3171 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3172fi
57bd82d4 3173
2270b4b2 3174texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3175
c6f95144 3176check_header linux/fb.h
06e31011 3177check_header linux/videodev2.h
a6a4793d
LB
3178check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3179
1b6e8b73 3180check_header sys/videoio.h
47f38850 3181
27796dc3 3182check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3183# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3184# w32api 3.12 had it defined wrong
3185check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3186
f8aa696f 3187# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3188{ check_header dev/bktr/ioctl_meteor.h &&
3189 check_header dev/bktr/ioctl_bt848.h; } ||
3190{ check_header machine/ioctl_meteor.h &&
3191 check_header machine/ioctl_bt848.h; } ||
3192{ check_header dev/video/meteor/ioctl_meteor.h &&
3193 check_header dev/video/bktr/ioctl_bt848.h; } ||
3194check_header dev/ic/bt8xx.h
f8aa696f 3195
15d59d2c 3196check_header sndio.h
c7682de0
RP
3197check_header sys/soundcard.h
3198check_header soundcard.h
deb29777 3199
b6f3d925 3200enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3201
8772997d
SM
3202enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3203 check_func jack_port_get_latency_range -ljack
80ff8a16 3204
15d59d2c
B
3205enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3206
e417d80d
AK
3207enabled libcdio &&
3208 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3209
4a584eda
JA
3210enabled x11grab &&
3211require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3212require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3213require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3214
ac3dbb4d
SZ
3215# check for VDA header
3216if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3217 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3218fi
3219
598ef02b 3220if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3221check_cpp_condition \
3222 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3223 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3224 disable vdpau; }
abf649c7 3225fi
deda2a4a 3226
95e561ec 3227enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3228
3229# add some useful compiler flags if supported
3230check_cflags -Wdeclaration-after-statement
dcd479c0 3231check_cflags -Wall
440e3b2f 3232check_cflags -Wno-parentheses
dcd479c0 3233check_cflags -Wno-switch
b36518dc 3234check_cflags -Wno-format-zero-length
c07bd6a9
MN
3235check_cflags -Wdisabled-optimization
3236check_cflags -Wpointer-arith
3237check_cflags -Wredundant-decls
cc1fb623 3238check_cflags -Wno-pointer-sign
f4929996 3239check_cflags -Wcast-qual
9aceb3cf 3240check_cflags -Wwrite-strings
652a5bf6 3241check_cflags -Wtype-limits
764551c6 3242check_cflags -Wundef
fc298fd9 3243check_cflags -Wmissing-prototypes
c2ed91de 3244check_cflags -Wstrict-prototypes
5af4e0cc 3245enabled extra_warnings && check_cflags -Winline
cf9d24ad 3246
57bd82d4 3247# add some linker flags
5c0e9479 3248check_ldflags -Wl,--warn-common
3510a133 3249check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3250test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3251
47876d66