configure: remove filter_cppflags
[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
MR
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
DB
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]
06454877
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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-mdct disable MDCT code
120 --disable-rdft disable RDFT code
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
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126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
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170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
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172 --enable-libfaac enable AAC encoding via libfaac [no]
173 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 174 --enable-libfreetype enable libfreetype [no]
c547e5ff 175 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 176 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 177 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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178 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
179 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
180 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 181 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c922411 182 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 183 --enable-librtmp enable RTMP[E] support via librtmp [no]
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DB
184 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
185 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 186 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 187 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 188 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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189 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
190 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
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193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
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196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
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208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
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DB
225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
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261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
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273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
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278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
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284}
285
7bfc8ae6
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
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291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
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301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
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303EOF
304 else
305cat <<EOF
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306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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320}
321
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322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
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MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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329 echo "$v"
330}
331
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MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
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MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
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344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
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MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
72a43668
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366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
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MR
384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
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403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
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426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
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435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
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440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
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457}
458
37970ebf 459disabled(){
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MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
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464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
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482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
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495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
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504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
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507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
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511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
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518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
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522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
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539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
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556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
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560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
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564}
565
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566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
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575append(){
576 var=$1
577 shift
57bd82d4
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578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
cd52ec95 588 append CPPFLAGS "$@"
50a334e4
MR
589}
590
57bd82d4 591add_cflags(){
caf458dd 592 append CFLAGS $($filter_cflags "$@")
57bd82d4
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593}
594
2f2e6c7c 595add_asflags(){
caf458dd 596 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
597}
598
57bd82d4
MR
599add_ldflags(){
600 append LDFLAGS "$@"
601}
602
603add_extralibs(){
60361817 604 prepend extralibs "$@"
57bd82d4
MR
605}
606
b0cfb663 607check_cmd(){
b3cb5d51 608 log "$@"
2270b4b2 609 "$@" >> $logfile 2>&1
b0cfb663
MR
610}
611
dcd479c0 612check_cc(){
57bd82d4 613 log check_cc "$@"
2270b4b2 614 cat > $TMPC
720c69da 615 log_file $TMPC
50a334e4 616 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
617}
618
619check_cpp(){
620 log check_cpp "$@"
2270b4b2 621 cat > $TMPC
720c69da 622 log_file $TMPC
9e7f3277 623 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
624}
625
f65883c8
MR
626check_as(){
627 log check_as "$@"
628 cat > $TMPC
629 log_file $TMPC
2f2e6c7c 630 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
631}
632
940f335a
MR
633check_asm(){
634 log check_asm "$@"
635 name="$1"
3784e82e 636 code="$2"
940f335a 637 shift 2
49214f61
MR
638 disable $name
639 check_as "$@" <<EOF && enable $name
3784e82e 640void foo(void){ __asm__ volatile($code); }
940f335a
MR
641EOF
642}
643
304d586d
LM
644check_yasm(){
645 log check_yasm "$@"
646 echo "$1" > $TMPS
647 log_file $TMPS
648 shift 1
649 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
650}
651
dcd479c0 652check_ld(){
57bd82d4 653 log check_ld "$@"
3155a644
MR
654 flags=''
655 libs=''
656 for f; do
657 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
658 done
2a194acd 659 check_cc $($filter_cflags $flags) || return
7e75f9fe 660 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
661}
662
5adc829e
MR
663check_code(){
664 log check_code "$@"
665 check=$1
666 headers=$2
667 code=$3
668 shift 3
669 {
670 for hdr in $headers; do
671 echo "#include <$hdr>"
672 done
673 echo "int main(void) { $code; return 0; }"
674 } | check_$check "$@"
675}
676
50a334e4
MR
677check_cppflags(){
678 log check_cppflags "$@"
caf458dd 679 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
680int x;
681EOF
682}
683
dcd479c0 684check_cflags(){
57bd82d4 685 log check_cflags "$@"
caf458dd
MR
686 set -- $($filter_cflags "$@")
687 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
688int x;
689EOF
690}
691
2ed46eea
MR
692test_ldflags(){
693 log test_ldflags "$@"
694 check_ld "$@" <<EOF
c23a0ac8 695int main(void){ return 0; }
dcd479c0
MR
696EOF
697}
698
2ed46eea
MR
699check_ldflags(){
700 log check_ldflags "$@"
701 test_ldflags "$@" && add_ldflags "$@"
702}
703
dcd479c0 704check_header(){
57bd82d4 705 log check_header "$@"
dcd479c0
MR
706 header=$1
707 shift
b77df637
MR
708 disable_safe $header
709 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
710#include <$header>
711int x;
712EOF
713}
714
715check_func(){
57bd82d4 716 log check_func "$@"
dcd479c0
MR
717 func=$1
718 shift
d8bc5f06
MR
719 disable $func
720 check_ld "$@" <<EOF && enable $func
dcd479c0 721extern int $func();
c23a0ac8 722int main(void){ $func(); }
dcd479c0
MR
723EOF
724}
725
645d2652 726check_mathfunc(){
6b73c0ae 727 log check_mathfunc "$@"
645d2652
MR
728 func=$1
729 shift
730 disable $func
731 check_ld "$@" <<EOF && enable $func
732#include <math.h>
33bd38db
MR
733float foo(float f) { return $func(f); }
734int main(void){ return 0; }
645d2652
MR
735EOF
736}
737
2446d3d6
DB
738check_func_headers(){
739 log check_func_headers "$@"
f8d7b072 740 headers=$1
edaf1ae2 741 funcs=$2
f8d7b072 742 shift 2
edaf1ae2
MR
743 {
744 for hdr in $headers; do
745 echo "#include <$hdr>"
746 done
747 for func in $funcs; do
748 echo "long check_$func(void) { return (long) $func; }"
749 done
750 echo "int main(void) { return 0; }"
751 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
752}
753
a5344cf7
SS
754check_cpp_condition(){
755 log check_cpp_condition "$@"
756 header=$1
757 condition=$2
f855b7b9 758 shift 2
cd52ec95 759 check_cpp "$@" <<EOF
a5344cf7
SS
760#include <$header>
761#if !($condition)
762#error "unsatisfied condition: $condition"
763#endif
764EOF
765}
766
57bd82d4
MR
767check_lib(){
768 log check_lib "$@"
769 header="$1"
770 func="$2"
771 shift 2
84400e9d 772 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
773}
774
f8d7b072
MR
775check_lib2(){
776 log check_lib2 "$@"
777 headers="$1"
edaf1ae2 778 funcs="$2"
f8d7b072 779 shift 2
edaf1ae2 780 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
781}
782
3f8040db
MR
783check_pkg_config(){
784 log check_pkg_config "$@"
785 pkg="$1"
786 headers="$2"
787 funcs="$3"
788 shift 3
789 $pkg_config --exists $pkg || return
790 pkg_cflags=$($pkg_config --cflags $pkg)
791 pkg_libs=$($pkg_config --libs $pkg)
792 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
793 set_safe ${pkg}_cflags $pkg_cflags &&
794 set_safe ${pkg}_libs $pkg_libs
795}
796
dcd479c0 797check_exec(){
2270b4b2 798 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
799}
800
7dfef245 801check_exec_crash(){
5e622c40 802 code=$(cat)
7dfef245
MR
803
804 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
805 # are safe but may not be available everywhere. Thus we use
806 # raise(SIGTERM) instead. The check is run in a subshell so we
807 # can redirect the "Terminated" message from the shell. SIGBUS
808 # is not defined by standard C so it is used conditionally.
809
2270b4b2 810 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
811#include <signal.h>
812static void sighandler(int sig){
813 raise(SIGTERM);
814}
e5af4a11 815int main(void){
7dfef245
MR
816 signal(SIGILL, sighandler);
817 signal(SIGFPE, sighandler);
818 signal(SIGSEGV, sighandler);
819#ifdef SIGBUS
820 signal(SIGBUS, sighandler);
821#endif
822 { $code }
823}
824EOF
825}
826
72be9e73
DY
827check_type(){
828 log check_type "$@"
829 headers=$1
830 type=$2
831 shift 2
ae550ce9 832 disable_safe "$type"
5adc829e 833 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
834}
835
14d36751
MR
836check_struct(){
837 log check_type "$@"
838 headers=$1
839 struct=$2
840 member=$3
841 shift 3
842 disable_safe "${struct}_${member}"
5adc829e
MR
843 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
844 enable_safe "${struct}_${member}"
14d36751
MR
845}
846
57bd82d4
MR
847require(){
848 name="$1"
849 header="$2"
850 func="$3"
851 shift 3
852 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
853}
854
f8d7b072
MR
855require2(){
856 name="$1"
857 headers="$2"
858 func="$3"
859 shift 3
860 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
861}
862
3f8040db
MR
863require_pkg_config(){
864 pkg="$1"
865 check_pkg_config "$@" || die "ERROR: $pkg not found"
866 add_cflags $(get_safe ${pkg}_cflags)
867 add_extralibs $(get_safe ${pkg}_libs)
868}
869
f0125de9
MR
870check_host_cc(){
871 log check_host_cc "$@"
872 cat > $TMPC
873 log_file $TMPC
874 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
875}
876
877check_host_cflags(){
878 log check_host_cflags "$@"
879 check_host_cc "$@" <<EOF && append host_cflags "$@"
880int x;
881EOF
882}
883
c505dd31
MR
884apply(){
885 file=$1
886 shift
887 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
888}
889
c34681df 890cp_if_changed(){
5e27ec28
MR
891 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
892 mkdir -p "$(dirname $2)"
893 cp -f "$1" "$2"
c34681df
MR
894}
895
dcd61286
DB
896# CONFIG_LIST contains configurable options, while HAVE_LIST is for
897# system-dependent things.
898
4a0d6686
AJ
899COMPONENT_LIST="
900 bsfs
901 decoders
902 demuxers
903 encoders
3cde40aa 904 filters
5666fd73 905 hwaccels
c552605c 906 indevs
4a0d6686 907 muxers
c552605c 908 outdevs
4a0d6686
AJ
909 parsers
910 protocols
911"
912
055c61b8
DB
913PROGRAM_LIST="
914 avconv
915 avplay
916 avprobe
917 avserver
055c61b8
DB
918"
919
4a0d6686
AJ
920CONFIG_LIST="
921 $COMPONENT_LIST
055c61b8 922 $PROGRAM_LIST
a5444fee 923 ac3dsp
5a0f7131
MR
924 avcodec
925 avdevice
f7679c54 926 avfilter
5a0f7131 927 avformat
c8af852b 928 avresample
c88f5d72 929 avisynth
f402916e 930 bzlib
7f3f5f46 931 dct
c73f65d9 932 doc
05aec7bb 933 dwt
92c6a099 934 dxva2
27a9466b 935 fastdiv
1848f7d9 936 fft
47941088 937 frei0r
bc8c1395 938 gnutls
c88f5d72 939 gpl
d8d0d0b2 940 gray
3abe5fbd 941 hardcoded_tables
e417d80d 942 libcdio
f7b8bffe 943 libdc1394
2eed5a46 944 libfaac
37eeb5e2 945 libfdk_aac
a5b64584 946 libfreetype
c88f5d72 947 libgsm
3641b048 948 libilbc
6ebe07fb 949 libmp3lame
0b175caa
DB
950 libopencore_amrnb
951 libopencore_amrwb
6ebf0bfc 952 libopencv
9a77d59a 953 libopenjpeg
0de9c41f 954 libpulse
0f943ce6 955 librtmp
f7cd9eed 956 libschroedinger
ae14f311 957 libspeex
150d2772 958 libtheora
d89e738a 959 libvo_aacenc
f502ff3f 960 libvo_amrwbenc
c88f5d72 961 libvorbis
8299a7f8 962 libvpx
1cc60c47 963 libx264
de295976 964 libxavs
1cc60c47 965 libxvid
b781cc12 966 lsp
47a158cb 967 mdct
c88f5d72 968 memalign_hack
c4f5c2d6 969 mpegaudiodsp
c88f5d72 970 network
3fe142e2 971 nonfree
a060866f 972 openssl
8a3c8627 973 pic
68602540 974 rdft
44b70ce5 975 rtpdec
e90f5b5a 976 runtime_cpudetect
8cfbbd92 977 safe_bitstream_reader
2e35e684 978 shared
4538729a 979 sinewin
bd2216e4 980 small
6b35d421 981 sram
2e35e684 982 static
5a0f7131 983 swscale
a9ddb5b1 984 swscale_alpha
8986fddc 985 thumb
17492d5e 986 vaapi
ac3dbb4d 987 vda
17492d5e 988 vdpau
9cad0e4e 989 version3
7e4d9d5d 990 xmm_clobber_test
56a059ac 991 x11grab
c88f5d72 992 zlib
4a0d6686 993"
c88f5d72 994
8eee7025 995THREADS_LIST='
8eee7025
DB
996 pthreads
997 w32threads
998'
999
3f5b56e5
MR
1000ARCH_LIST='
1001 alpha
a2fc0f6a 1002 arm
fdcd782d
MR
1003 avr32
1004 avr32_ap
1005 avr32_uc
3f5b56e5
MR
1006 bfin
1007 ia64
1008 m68k
1009 mips
bae3abb0 1010 mips64
3f5b56e5 1011 parisc
79cb09b2 1012 ppc
34d11b87 1013 ppc64
3f5b56e5
MR
1014 s390
1015 sh4
1016 sparc
1017 sparc64
0844bae1 1018 tomi
3f5b56e5
MR
1019 x86
1020 x86_32
1021 x86_64
1022'
1023
1024ARCH_EXT_LIST='
1ac9331a 1025 altivec
3bf96eec 1026 amd3dnow
a1ef9f08 1027 amd3dnowext
1ac9331a 1028 armv5te
edab3048 1029 armv6
ab5cb084 1030 armv6t2
f55b299a 1031 armvfp
87f1355f 1032 avx
3f5b56e5
MR
1033 mmi
1034 mmx
d7f0920b 1035 mmx2
6b18d278 1036 neon
799fde37 1037 ppc4xx
1bb04d5a 1038 sse
9eeed841 1039 ssse3
93eb8e4d 1040 vfpv3
bd9d34a0 1041 vis
3f5b56e5
MR
1042'
1043
a3e02a8c
MR
1044HAVE_LIST_PUB='
1045 bigendian
d268eee9 1046 fast_unaligned
a3e02a8c
MR
1047'
1048
3f5b56e5
MR
1049HAVE_LIST="
1050 $ARCH_EXT_LIST
a3e02a8c 1051 $HAVE_LIST_PUB
3f5b56e5 1052 $THREADS_LIST
be1a839c 1053 aligned_malloc
59782b82 1054 aligned_stack
35fd8122 1055 alsa_asoundlib_h
3f5b56e5 1056 altivec_h
c9fdab0d 1057 arpa_inet_h
6308729e 1058 asm_mod_y
dffb41b9 1059 attribute_may_alias
e7ea5e3d 1060 attribute_packed
15333562 1061 cbrtf
ecf97f22 1062 closesocket
1ac9331a 1063 cmov
c0ee695b 1064 cpuid
c88f5d72 1065 dcbzl
f8aa696f
DB
1066 dev_bktr_ioctl_bt848_h
1067 dev_bktr_ioctl_meteor_h
1068 dev_ic_bt8xx_h
f8aa696f 1069 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1070 dev_video_meteor_ioctl_meteor_h
18b67ae5 1071 dlfcn_h
c88f5d72 1072 dlopen
bc574408 1073 dos_paths
fa845061 1074 dxva_h
245626d0
DB
1075 ebp_available
1076 ebx_available
6b7c7703
VS
1077 exp2
1078 exp2f
c2a29455 1079 fast_64bit
669b5583 1080 fast_clz
7073e9fc 1081 fast_cmov
534a2231 1082 fcntl
9d99cc5a 1083 fork
84882df6 1084 getaddrinfo
da9e86f8 1085 gethrtime
667fb97a 1086 getopt
02e8f427 1087 GetProcessAffinityMask
fc5607f8 1088 GetProcessMemoryInfo
4e68cb8a 1089 GetProcessTimes
61183b5a 1090 GetSystemTimeAsFileTime
66be5b45 1091 getrusage
61183b5a 1092 gettimeofday
a49d3025 1093 gnu_as
2f0c136e 1094 ibm_asm
2e1913b1 1095 inet_aton
61d251db 1096 inline_asm
3b1ab197 1097 io_h
abfc8d05 1098 isatty
46df708b
MS
1099 isinf
1100 isnan
8772997d 1101 jack_port_get_latency_range
9f5ff83f 1102 ldbrx
0b4a1821
AS
1103 libdc1394_1
1104 libdc1394_2
a33cab3a 1105 llrint
07876e25 1106 llrintf
d96cd429
MR
1107 local_aligned_16
1108 local_aligned_8
a5b64584 1109 localtime_r
291fd18a 1110 log2
6b7c7703 1111 log2f
85dd97ad 1112 loongson
a33cab3a 1113 lrint
c88f5d72 1114 lrintf
f8aa696f
DB
1115 machine_ioctl_bt848_h
1116 machine_ioctl_meteor_h
c88f5d72 1117 malloc_h
73f6d31e 1118 MapViewOfFile
c88f5d72 1119 memalign
6ffa87d3 1120 mkstemp
f80ddd5b 1121 mm_empty
0328b9ea 1122 mmap
d3d3a32c 1123 nanosleep
5699884c 1124 netinet_sctp_h
3e0b1c9a 1125 poll_h
1f91cdce 1126 posix_memalign
07b28702 1127 rdtsc
183b1c22 1128 rint
a33cab3a
MK
1129 round
1130 roundf
358d854d 1131 rweflags
ea4d5f48 1132 sched_getaffinity
c88f5d72
MR
1133 sdl
1134 sdl_video_size
b507ebd1 1135 setmode
3e0b1c9a 1136 setrlimit
d3d3a32c 1137 Sleep
15d59d2c 1138 sndio_h
72be9e73 1139 socklen_t
deb29777 1140 soundcard_h
87958234 1141 strerror_r
6379900c 1142 strptime
47941088 1143 strtok_r
c0018613 1144 struct_addrinfo
75d339e0
MS
1145 struct_group_source_req
1146 struct_ip_mreq_source
b4d68544 1147 struct_ipv6_mreq
cdee08e3 1148 struct_pollfd
3e0b1c9a 1149 struct_rusage_ru_maxrss
b4d68544 1150 struct_sockaddr_in6
3b2372bf 1151 struct_sockaddr_sa_len
33a4dbdd 1152 struct_sockaddr_storage
a6a4793d 1153 struct_v4l2_frmivalenum_discrete
b462d132 1154 symver
b462d132 1155 symver_asm_label
3e0b1c9a 1156 symver_gnu_asm
bcc73960 1157 sysconf
b9e22269 1158 sysctl
b58412f1 1159 sys_mman_h
06bb5905 1160 sys_param_h
b091aa44 1161 sys_resource_h
81644c2e 1162 sys_select_h
deb29777 1163 sys_soundcard_h
e64bceea 1164 sys_time_h
1b6e8b73 1165 sys_videoio_h
b265431e 1166 threads
23d3931a 1167 trunc
7b04b8a0 1168 truncf
542920b7 1169 unistd_h
d3d3a32c 1170 usleep
ce742de2 1171 vfp_args
7c5bfe7a 1172 VirtualAlloc
d3d3a32c 1173 windows_h
6ff3f3e7 1174 winsock2_h
cc078b5d 1175 xform_asm
3f150ffb 1176 xgetbv
6f74fb03 1177 xmm_clobbers
304d586d 1178 yasm
0cb78cef 1179"
44161118 1180
b6bb00b0
MR
1181# options emitted with CONFIG_ prefix but not available on command line
1182CONFIG_EXTRA="
478fd534 1183 aandct
dc4f5a1c 1184 avutil
478fd534 1185 golomb
9cad0e4e 1186 gplv3
478fd534
DB
1187 h264chroma
1188 h264dsp
1189 h264pred
915a2a0a 1190 h264qpel
478fd534 1191 huffman
9cad0e4e 1192 lgplv3
478fd534 1193 lpc
ab9f9876 1194 vp3dsp
b6bb00b0
MR
1195"
1196
520cc7f1 1197CMDLINE_SELECT="
3f5b56e5 1198 $ARCH_EXT_LIST
520cc7f1 1199 $CONFIG_LIST
8eee7025 1200 $THREADS_LIST
c8a4ae00 1201 asm
db6107b6 1202 cross_compile
520cc7f1
MR
1203 debug
1204 extra_warnings
8c6afa4d 1205 logging
d2bbb2f7 1206 optimizations
9baec618 1207 symver
7595a5e4 1208 yasm
520cc7f1 1209"
426be5dc
DB
1210
1211PATHS_LIST='
d156bede 1212 bindir
14a8acf1 1213 datadir
26759c44
MR
1214 incdir
1215 libdir
26759c44
MR
1216 mandir
1217 prefix
1218 shlibdir
426be5dc
DB
1219'
1220
1221CMDLINE_SET="
1222 $PATHS_LIST
121d78d0 1223 ar
426be5dc 1224 arch
313c46a6 1225 as
426be5dc
DB
1226 build_suffix
1227 cc
1228 cpu
1229 cross_prefix
50567afa 1230 dep_cc
ac63af34 1231 extra_version
9da6609f
MR
1232 host_cc
1233 host_cflags
1234 host_ldflags
1235 host_libs
82bb3329 1236 host_os
684b28e0 1237 ld
426be5dc 1238 logfile
4ae40685 1239 malloc_prefix
89641463 1240 nm
9cd7b854 1241 optflags
3f8040db 1242 pkg_config
2fad0977 1243 samples
c5200f17
MR
1244 sysinclude
1245 sysroot
a7ada2ba 1246 target_exec
26759c44 1247 target_os
a7ada2ba 1248 target_path
426be5dc 1249"
520cc7f1 1250
89f2932b
MR
1251CMDLINE_APPEND="
1252 extra_cflags
1253"
1254
912f3148
DB
1255# code dependency declarations
1256
9eeed841 1257# architecture extensions
808fa33c 1258
a2fc0f6a
MR
1259armv5te_deps="arm"
1260armv6_deps="arm"
ab5cb084 1261armv6t2_deps="arm"
a2fc0f6a 1262armvfp_deps="arm"
808fa33c 1263neon_deps="arm"
93eb8e4d 1264vfpv3_deps="armvfp"
808fa33c 1265
e241ba14 1266mmi_deps="mips"
808fa33c
MR
1267
1268altivec_deps="ppc"
1269ppc4xx_deps="ppc"
1270
1271vis_deps="sparc"
1272
7f8c3d1f 1273x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1274amd3dnow_deps="mmx"
1275amd3dnowext_deps="amd3dnow"
9eeed841 1276mmx_deps="x86"
75aa95a6 1277mmx2_deps="mmx"
75aa95a6
DB
1278sse_deps="mmx"
1279ssse3_deps="sse"
87f1355f 1280avx_deps="ssse3"
9eeed841 1281
59782b82 1282aligned_stack_if_any="ppc x86"
e939cedd 1283fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1284fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1285fast_unaligned_if_any="armv6 ppc x86"
669b5583 1286
6fec122a 1287inline_asm_deps="!tms470"
3e0b1c9a 1288need_memalign="altivec neon sse"
89e053f8 1289
b462d132
MR
1290symver_if_any="symver_asm_label symver_gnu_asm"
1291
26fbcc85 1292# subsystems
dc609252 1293dct_select="rdft"
26fbcc85
MR
1294mdct_select="fft"
1295rdft_select="fft"
c4f5c2d6 1296mpegaudiodsp_select="dct"
26fbcc85 1297
5666fd73 1298# decoders / encoders / hardware accelerators
cfc2a0cf 1299aac_decoder_select="mdct sinewin"
4538729a 1300aac_encoder_select="mdct sinewin"
136e19e1 1301aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1302ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1303ac3_encoder_select="mdct ac3dsp"
3d269059 1304ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1305alac_encoder_select="lpc"
b781cc12 1306amrnb_decoder_select="lsp"
2b2a597e 1307amrwb_decoder_select="lsp"
4538729a 1308atrac1_decoder_select="mdct sinewin"
26fbcc85 1309atrac3_decoder_select="mdct"
a33657ce
DB
1310binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1311binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1312cavs_decoder_select="golomb"
4538729a 1313cook_decoder_select="mdct sinewin"
2eef7c62 1314cscd_decoder_suggest="zlib"
26fbcc85 1315dca_decoder_select="mdct"
e8ed9b7a 1316dnxhd_encoder_select="aandct"
2eef7c62 1317dxa_decoder_select="zlib"
baf91bb9 1318eac3_decoder_select="ac3_decoder"
aa47c35d 1319eac3_encoder_select="mdct ac3dsp"
84c04e25 1320eamad_decoder_select="aandct"
e8ed9b7a 1321eatgq_decoder_select="aandct"
d52b39c7 1322eatqi_decoder_select="aandct"
4f034993
MR
1323ffv1_decoder_select="golomb"
1324flac_decoder_select="golomb"
f4d608e3 1325flac_encoder_select="golomb lpc"
2eef7c62
AJ
1326flashsv_decoder_select="zlib"
1327flashsv_encoder_select="zlib"
c2d23309 1328flashsv2_decoder_select="zlib"
4414137e 1329flv_decoder_select="h263_decoder"
4d4b4bd1 1330flv_encoder_select="h263_encoder"
3447f12d 1331fraps_decoder_select="huffman"
e8ed9b7a 1332h261_encoder_select="aandct"
7f647ae0 1333h263_decoder_select="h263_parser"
e8ed9b7a 1334h263_encoder_select="aandct"
95a61cfc 1335h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1336h263i_decoder_select="h263_decoder"
fe629c2d 1337h263p_encoder_select="h263_encoder"
915a2a0a 1338h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1339h264_dxva2_hwaccel_deps="dxva2api_h"
1340h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1341h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1342h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1343h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1344iac_decoder_select="fft mdct sinewin"
56c8227d 1345imc_decoder_select="fft mdct sinewin"
4f034993
MR
1346jpegls_decoder_select="golomb"
1347jpegls_encoder_select="golomb"
e8ed9b7a 1348ljpeg_encoder_select="aandct"
4f034993 1349loco_decoder_select="golomb"
e8ed9b7a 1350mjpeg_encoder_select="aandct"
2cca233b 1351mlp_decoder_select="mlp_parser"
c4f5c2d6 1352mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1353mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1354mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1355mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1356mp3_decoder_select="mpegaudiodsp"
1357mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1358mp3adufloat_decoder_select="mpegaudiodsp"
1359mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1360mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1361mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1362mpc7_decoder_select="mpegaudiodsp"
1363mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1364mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1365mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1366mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1367mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1368mpeg1video_encoder_select="aandct"
164aab02
LA
1369mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1370mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1371mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1372mpeg2video_encoder_select="aandct"
1373mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1374mpeg4_encoder_select="h263_encoder"
95a61cfc 1375mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1376mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1377msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1378msmpeg4v1_encoder_select="h263_encoder"
4414137e 1379msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1380msmpeg4v2_encoder_select="h263_encoder"
4414137e 1381msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1382msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1383nellymoser_decoder_select="mdct sinewin"
1384nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1385png_decoder_select="zlib"
1386png_encoder_select="zlib"
b781cc12 1387qcelp_decoder_select="lsp"
c4f5c2d6 1388qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1389ra_144_encoder_select="lpc"
9f43fdda 1390ralf_decoder_select="golomb"
a8beb22f 1391rv10_decoder_select="h263_decoder"
b2bf38b4 1392rv10_encoder_select="h263_encoder"
a8beb22f 1393rv20_decoder_select="h263_decoder"
b2bf38b4 1394rv20_encoder_select="h263_encoder"
915a2a0a
DB
1395rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1396rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1397shorten_decoder_select="golomb"
b781cc12 1398sipr_decoder_select="lsp"
05aec7bb
MR
1399snow_decoder_select="dwt"
1400snow_encoder_select="aandct dwt"
19ecfb8a 1401svq1_encoder_select="aandct"
915a2a0a 1402svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1403svq3_decoder_suggest="zlib"
4eef77c1 1404theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1405tiff_decoder_suggest="zlib"
1406tiff_encoder_suggest="zlib"
aec09a00 1407truehd_decoder_select="mlp_decoder"
2eef7c62 1408tscc_decoder_select="zlib"
4538729a 1409twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1410vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1411vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1412vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1413vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1414vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1415vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1416vorbis_decoder_select="mdct"
1417vorbis_encoder_select="mdct"
ab9f9876
MR
1418vp3_decoder_select="vp3dsp"
1419vp5_decoder_select="vp3dsp"
1420vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1421vp6a_decoder_select="vp6_decoder"
1422vp6f_decoder_select="vp6_decoder"
915a2a0a 1423vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1424wmapro_decoder_select="mdct sinewin"
1425wmav1_decoder_select="mdct sinewin"
1426wmav1_encoder_select="mdct sinewin"
1427wmav2_decoder_select="mdct sinewin"
1428wmav2_encoder_select="mdct sinewin"
1429wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1430wmv1_decoder_select="h263_decoder"
665507aa 1431wmv1_encoder_select="h263_encoder"
f95bfab0 1432wmv2_decoder_select="h263_decoder"
1746e2a9 1433wmv2_encoder_select="h263_encoder"
015f8ee0 1434wmv3_decoder_select="vc1_decoder"
f0f86627 1435wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1436wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1437wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1438wmv3image_decoder_select="wmv3_decoder"
0e714f88 1439zerocodec_decoder_select="zlib"
2eef7c62
AJ
1440zlib_decoder_select="zlib"
1441zlib_encoder_select="zlib"
1442zmbv_decoder_select="zlib"
1443zmbv_encoder_select="zlib"
30fd06be 1444
0afab17e 1445vaapi_deps="va_va_h"
ac3dbb4d 1446vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1447vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1448
28b80940 1449# parsers
6a7c5312 1450h264_parser_select="golomb h264dsp h264pred"
28b80940 1451
912f3148 1452# external libraries
c9171a83 1453libfaac_encoder_deps="libfaac"
37eeb5e2 1454libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1455libgsm_decoder_deps="libgsm"
1456libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1457libgsm_ms_decoder_deps="libgsm"
1458libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1459libilbc_decoder_deps="libilbc"
1460libilbc_encoder_deps="libilbc"
1cc60c47 1461libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1462libopencore_amrnb_decoder_deps="libopencore_amrnb"
1463libopencore_amrnb_encoder_deps="libopencore_amrnb"
1464libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1465libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1466libopenjpeg_encoder_deps="libopenjpeg"
f7cd9eed
AS
1467libschroedinger_decoder_deps="libschroedinger"
1468libschroedinger_encoder_deps="libschroedinger"
ae14f311 1469libspeex_decoder_deps="libspeex"
b606a017 1470libspeex_encoder_deps="libspeex"
150d2772 1471libtheora_encoder_deps="libtheora"
d89e738a 1472libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1473libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1474libvorbis_encoder_deps="libvorbis"
8299a7f8 1475libvpx_decoder_deps="libvpx"
ee0e9146 1476libvpx_encoder_deps="libvpx"
1cc60c47 1477libx264_encoder_deps="libx264"
de295976 1478libxavs_encoder_deps="libxavs"
1cc60c47 1479libxvid_encoder_deps="libxvid"
30fd06be 1480
912f3148 1481# demuxers / muxers
c2dd0e9e 1482ac3_demuxer_select="ac3_parser"
647c2356 1483asf_stream_muxer_select="asf_muxer"
4e622dea 1484avisynth_demuxer_deps="avisynth"
c2dd0e9e 1485dirac_demuxer_select="dirac_parser"
5b423887 1486eac3_demuxer_select="ac3_parser"
c2dd0e9e 1487flac_demuxer_select="flac_parser"
647c2356 1488ipod_muxer_select="mov_muxer"
647c2356 1489matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1490matroska_demuxer_suggest="zlib bzlib"
1491mov_demuxer_suggest="zlib"
c2dd0e9e 1492mp3_demuxer_select="mpegaudio_parser"
647c2356 1493mp4_muxer_select="mov_muxer"
2439bd86 1494mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1495mpegtsraw_demuxer_select="mpegts_demuxer"
1496mxf_d10_muxer_select="mxf_muxer"
24ca518b 1497ogg_demuxer_select="golomb"
647c2356 1498psp_muxer_select="mov_muxer"
44594cc7 1499rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1500rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1501rtsp_demuxer_select="http_protocol rtpdec"
1502rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1503sap_demuxer_select="sdp_demuxer"
2aab70c4 1504sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1505sdp_demuxer_select="rtpdec"
f1e94694 1506spdif_muxer_select="aac_parser"
647c2356
DB
1507tg2_muxer_select="mov_muxer"
1508tgp_muxer_select="mov_muxer"
6bdaa5f4 1509w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1510
1511# indevs / outdevs
38e54a75 1512alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1513alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1514bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1515dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1516fbdev_indev_deps="linux_fb_h"
38e54a75 1517jack_indev_deps="jack_jack_h"
e417d80d 1518libcdio_indev_deps="libcdio"
38e54a75 1519libdc1394_indev_deps="libdc1394"
38e54a75
SS
1520oss_indev_deps_any="soundcard_h sys_soundcard_h"
1521oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1522pulse_indev_deps="libpulse"
15d59d2c
B
1523sndio_indev_deps="sndio_h"
1524sndio_outdev_deps="sndio_h"
38e54a75 1525v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1526vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1527vfwcap_indev_extralibs="-lavicap32"
38e54a75 1528x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1529
912f3148 1530# protocols
775c4d36
SP
1531ffrtmphttp_protocol_deps="!librtmp_protocol"
1532ffrtmphttp_protocol_select="http_protocol"
3fff6382 1533gopher_protocol_deps="network"
c40e1757
JS
1534httpproxy_protocol_deps="network"
1535httpproxy_protocol_select="tcp_protocol"
c08fb000 1536http_protocol_deps="network"
279a0c97 1537http_protocol_select="tcp_protocol"
183baead 1538https_protocol_select="tls_protocol"
c3b57d6e
DB
1539librtmp_protocol_deps="librtmp"
1540librtmpe_protocol_deps="librtmp"
1541librtmps_protocol_deps="librtmp"
1542librtmpt_protocol_deps="librtmp"
1543librtmpte_protocol_deps="librtmp"
c60a2d70 1544mmsh_protocol_select="http_protocol"
b4cf3f6c 1545mmst_protocol_deps="network"
c3b57d6e 1546rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1547rtmp_protocol_select="tcp_protocol"
6aedabc9
SP
1548rtmps_protocol_deps="!librtmp_protocol"
1549rtmps_protocol_select="tls_protocol"
8e50c57d 1550rtmpt_protocol_deps="!librtmp_protocol"
775c4d36 1551rtmpt_protocol_select="ffrtmphttp_protocol"
86991ce2
SP
1552rtmpts_protocol_deps="!librtmp_protocol"
1553rtmpts_protocol_select="ffrtmphttp_protocol"
deeb7012 1554rtp_protocol_select="udp_protocol"
5699884c 1555sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1556tcp_protocol_deps="network"
558d192d
MS
1557tls_protocol_deps_any="openssl gnutls"
1558tls_protocol_select="tcp_protocol"
c08fb000
AB
1559udp_protocol_deps="network"
1560
6ebf0bfc 1561# filters
13fabd7a 1562blackframe_filter_deps="gpl"
ce6b6ef6 1563boxblur_filter_deps="gpl"
68b79bfc 1564cropdetect_filter_deps="gpl"
b157be1f 1565delogo_filter_deps="gpl"
a5b64584 1566drawtext_filter_deps="libfreetype"
2e5ff4d0 1567frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1568frei0r_filter_extralibs='$ldl'
a42bb9d6 1569frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1570frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1571hqdn3d_filter_deps="gpl"
d371e7b9 1572resample_filter_deps="avresample"
cf69ad35 1573ocv_filter_deps="libopencv"
2f296e39 1574scale_filter_deps="swscale"
acbac567 1575yadif_filter_deps="gpl"
6ebf0bfc 1576
5a0f7131
MR
1577# libraries
1578avdevice_deps="avcodec avformat"
1579avformat_deps="avcodec"
f7679c54 1580
912f3148 1581# programs
ce03b088
AK
1582avconv_deps="avcodec avfilter avformat avresample swscale
1583 aformat_filter asyncts_filter
1584 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1585avplay_deps="avcodec avformat swscale sdl"
1586avplay_select="rdft"
9e12f0bf 1587avprobe_deps="avcodec avformat"
b263bf66 1588avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1589avserver_extralibs='$ldl'
a2830dca 1590
c73f65d9 1591doc_deps="texi2html"
912f3148 1592
57442411
MR
1593# tests
1594
1595test_deps(){
1596 suf1=$1
1597 suf2=$2
1598 shift 2
1599 for v; do
1600 dep=${v%=*}
1601 tests=${v#*=}
1602 for name in ${tests}; do
908f12f3 1603 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1604 done
1605 done
1606}
1607
908f12f3
MR
1608seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1609
57442411
MR
1610test_deps _muxer _demuxer \
1611 aiff \
1612 pcm_alaw=alaw \
1613 asf \
1614 au \
1615 avi \
1616 dv=dv_fmt \
1617 ffm \
1618 flv=flv_fmt \
1619 gxf \
1620 matroska=mkv \
1621 mmf \
1622 mov \
1623 pcm_mulaw=mulaw \
0218808d 1624 mxf="mxf mxf_d10" \
57442411
MR
1625 nut \
1626 ogg \
1627 rawvideo=pixfmt \
1628 rm \
1629 swf \
1630 mpegts=ts \
1631 voc \
1632 wav \
1633 yuv4mpegpipe=yuv4mpeg \
1634
1635mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1636
de6d9b64 1637# default parameters
8a608357 1638
19bd477d 1639logfile="config.log"
8a608357
MR
1640
1641# installation paths
c9d19248
MR
1642prefix_default="/usr/local"
1643bindir_default='${prefix}/bin'
6291d7e4 1644datadir_default='${prefix}/share/avconv'
c9d19248
MR
1645incdir_default='${prefix}/include'
1646libdir_default='${prefix}/lib'
1647mandir_default='${prefix}/share/man'
1648shlibdir_default="$libdir_default"
8a608357
MR
1649
1650# toolchain
121d78d0 1651ar_default="ar"
13c7df3d 1652cc_default="gcc"
9da6609f 1653host_cc_default="gcc"
11e6d03a 1654ln_s="ln -sf"
89641463 1655nm_default="nm"
11e6d03a 1656objformat="elf"
3f8040db 1657pkg_config_default=pkg-config
be7109c1 1658ranlib="ranlib"
11e6d03a 1659yasmexe="yasm"
8a608357 1660
8182dc34 1661nm_opts='-g'
3e0b1c9a 1662nogas=":"
8182dc34 1663
8a608357 1664# machine
8d4c00ed 1665arch_default=$(uname -m)
38d0a8aa 1666cpu="generic"
8a608357 1667
8a608357 1668# OS
8d4c00ed
MR
1669target_os_default=$(tolower $(uname -s))
1670host_os=$target_os_default
8a608357 1671
8a608357 1672# configurable options
055c61b8
DB
1673enable $PROGRAM_LIST
1674
5a0f7131
MR
1675enable avcodec
1676enable avdevice
cccc039f 1677enable avfilter
5a0f7131 1678enable avformat
c8af852b 1679enable avresample
dc4f5a1c 1680enable avutil
3e0b1c9a
DB
1681enable swscale
1682
3e0b1c9a
DB
1683enable asm
1684enable debug
1685enable doc
1686enable fastdiv
497237c7 1687enable network
8400d6b8 1688enable optimizations
8cfbbd92 1689enable safe_bitstream_reader
530dc538 1690enable static
a9ddb5b1 1691enable swscale_alpha
8a608357 1692
8a608357 1693# build settings
9987769a 1694SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1695AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1696LIBPREF="lib"
1697LIBSUF=".a"
c5f14466
RP
1698FULLNAME='$(NAME)$(BUILDSUF)'
1699LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1700SLIBPREF="lib"
1701SLIBSUF=".so"
c5f14466 1702SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1703SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1704SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1705LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1706SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1707SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1708
bc877faf 1709AS_O='-o $@'
7e6c86e6
MR
1710CC_O='-o $@'
1711
1d01fee9 1712host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1713host_libs='-lm'
1714
9b861379 1715target_path='$(CURDIR)'
a7ada2ba 1716
a158446b
MR
1717# since the object filename is not given with the -MM flag, the compiler
1718# is only able to print the basename, and we must add the path ourselves
c1c3933a 1719DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1720DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1721
c597172e 1722# find source path
24524f36 1723if test -f configure; then
f038cf3c 1724 source_path=.
c597172e 1725else
8477f2de 1726 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1727 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1728 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1729 test -e "$source_path/config.h" &&
1730 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1731fi
1732
13cbe2c0 1733for v in "$@"; do
b04251c5
MR
1734 r=${v#*=}
1735 l=${v%"$r"}
1736 r=$(sh_quote "$r")
29ba0911 1737 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1738done
c597172e 1739
73ef8980
MR
1740find_things(){
1741 thing=$1
1742 pattern=$2
1743 file=$source_path/$3
932ccf39 1744 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1745}
1746
1747ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1748DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1749HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1750PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1751BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1752MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1753DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1754OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1755INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1756PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1757FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1758
54e75be4
DB
1759ALL_COMPONENTS="
1760 $BSF_LIST
1761 $DECODER_LIST
1762 $DEMUXER_LIST
1763 $ENCODER_LIST
1764 $FILTER_LIST
1765 $HWACCEL_LIST
1766 $INDEV_LIST
1767 $MUXER_LIST
1768 $OUTDEV_LIST
1769 $PARSER_LIST
1770 $PROTOCOL_LIST
1771"
1772
57442411 1773find_tests(){
b9d5f1b7 1774 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1775}
1776
57442411 1777LAVF_TESTS=$(find_tests lavf)
48c28162 1778LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1779SEEK_TESTS=$(find_tests seek seek_)
57442411 1780
7263cd55 1781ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1782
8469ae22
MR
1783for n in $COMPONENT_LIST; do
1784 v=$(toupper ${n%s})_LIST
1785 eval enable \$$v
1786 eval ${n}_if_any="\$$v"
1787done
1788
54e75be4 1789enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1790
1791die_unknown(){
1792 echo "Unknown option \"$1\"."
1793 echo "See $0 --help for available options."
1794 exit 1
1795}
1796
794f8e97 1797show_list() {
bf0c4afa
RP
1798 suffix=_$1
1799 shift
2b444ea7 1800 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1801 exit 0
1802}
1803
c597172e 1804for opt do
7483e694
DB
1805 optval="${opt#*=}"
1806 case "$opt" in
0f010b2f 1807 --extra-ldflags=*) add_ldflags $optval
7483e694 1808 ;;
0f010b2f 1809 --extra-libs=*) add_extralibs $optval
7483e694 1810 ;;
8fb1cb58 1811 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1812 ;;
40bcf4c7
BL
1813 --enable-debug=*) debuglevel="$optval"
1814 ;;
36e2dea0 1815 --disable-everything)
1b15dc3c 1816 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1817 ;;
7483e694 1818 --enable-*=*|--disable-*=*)
8b93ddc3 1819 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1820 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1821 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1822 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1823 $action $(filter "$name" $list)
7483e694
DB
1824 ;;
1825 --enable-?*|--disable-?*)
5e622c40 1826 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1827 if is_in $option $COMPONENT_LIST; then
fed5d54b 1828 test $action = disable && action=unset
e3773a55
MR
1829 eval $action \$$(toupper ${option%s})_LIST
1830 elif is_in $option $CMDLINE_SELECT; then
1831 $action $option
1832 else
1833 die_unknown $opt
1834 fi
7483e694
DB
1835 ;;
1836 --list-*)
1837 NAME="${opt#--list-}"
1838 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1839 NAME=${NAME%s}
1840 eval show_list $NAME \$$(toupper $NAME)_LIST
1841 ;;
1842 --help|-h) show_help
1843 ;;
1844 *)
884a36a7 1845 optname="${opt%%=*}"
26759c44
MR
1846 optname="${optname#--}"
1847 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1848 if is_in $optname $CMDLINE_SET; then
1849 eval $optname='$optval'
1850 elif is_in $optname $CMDLINE_APPEND; then
1851 append $optname "$optval"
1852 else
1853 die_unknown $opt
1854 fi
7483e694
DB
1855 ;;
1856 esac
c597172e
MR
1857done
1858
bcea99bb
MR
1859disabled logging && logfile=/dev/null
1860
29ba0911 1861echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1862set >> $logfile
1863
9da6609f
MR
1864test -n "$cross_prefix" && enable cross_compile
1865
8d4c00ed
MR
1866if enabled cross_compile; then
1867 test -n "$arch" && test -n "$target_os" ||
1868 die "Must specify target arch and OS when cross-compiling"
1869fi
1870
1871set_default arch target_os
1872
121d78d0 1873ar_default="${cross_prefix}${ar_default}"
11e6d03a 1874cc_default="${cross_prefix}${cc_default}"
20e0ed95 1875nm_default="${cross_prefix}${nm_default}"
3f8040db 1876pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1877ranlib="${cross_prefix}${ranlib}"
adb2b908 1878
c5200f17
MR
1879sysinclude_default="${sysroot}/usr/include"
1880
e0be794a 1881set_default cc nm pkg_config sysinclude
9da6609f
MR
1882enabled cross_compile || host_cc_default=$cc
1883set_default host_cc
13c7df3d 1884
762f95e4
MR
1885if ! $pkg_config --version >/dev/null 2>&1; then
1886 warn "$pkg_config not found, library detection may fail."
1887 pkg_config=false
1888fi
1889
82bb3329
MR
1890exesuf() {
1891 case $1 in
1c69c79f 1892 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1893 esac
1894}
1895
1896EXESUF=$(exesuf $target_os)
1897HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1898
e4e69e0b 1899# set temporary file name
a49d42c2 1900: ${TMPDIR:=$TEMPDIR}
c51fafa1 1901: ${TMPDIR:=$TMP}
a49d42c2 1902: ${TMPDIR:=/tmp}
e4e69e0b 1903
a210bce2 1904if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1905 # simple replacement for missing mktemp
1906 # NOT SAFE FOR GENERAL USE
1907 mktemp(){
09a5c245 1908 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1909 }
1910fi
1911
1912tmpfile(){
1913 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1914 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1915 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1916 append TMPFILES $tmp
1917 eval $1=$tmp
1918}
1919
1920trap 'rm -f -- $TMPFILES' EXIT
54460a83 1921
55127e7b 1922tmpfile TMPASM .asm
3e0b1c9a
DB
1923tmpfile TMPC .c
1924tmpfile TMPE $EXESUF
1925tmpfile TMPH .h
1926tmpfile TMPO .o
1927tmpfile TMPS .S
1928tmpfile TMPSH .sh
1929tmpfile TMPV .ver
54460a83
MR
1930
1931unset -f mktemp
e4e69e0b 1932
fb3c4ffc
MR
1933chmod +x $TMPE
1934
993f2d0f
MR
1935# make sure we can execute files in $TMPDIR
1936cat > $TMPSH 2>> $logfile <<EOF
1937#! /bin/sh
1938EOF
1939chmod +x $TMPSH >> $logfile 2>&1
1940if ! $TMPSH >> $logfile 2>&1; then
1941 cat <<EOF
1942Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1943variable to another directory and make sure that it is not mounted noexec.
1944EOF
1945 die "Sanity test failed."
1946fi
993f2d0f 1947
3e0b1c9a 1948filter_asflags=echo
19b4c628 1949filter_cflags=echo
19b4c628 1950
613a4e3f
MR
1951if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1952 cc_type=llvm_gcc
613a4e3f
MR
1953 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1954 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1955 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1956 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1957 speed_cflags='-O3'
1958 size_cflags='-Os'
1959elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1960 cc_type=gcc
5d57846b
MR
1961 gcc_version=$($cc --version | head -n1)
1962 gcc_basever=$($cc -dumpversion)
3ad464bf 1963 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1964 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1965 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1966 if ! $cc -dumpversion | grep -q '^2\.'; then
1967 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1968 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1969 fi
14ca9cd0
MR
1970 speed_cflags='-O3'
1971 size_cflags='-Os'
629687f6
MR
1972elif $cc --version 2>/dev/null | grep -q Intel; then
1973 cc_type=icc
bb5cecdc 1974 cc_ident=$($cc --version | head -n1)
07dec06e
MR
1975 CC_DEPFLAGS='-MMD'
1976 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1977 speed_cflags='-O3'
1978 size_cflags='-Os'
b05394a0 1979 noopt_cflags='-O1'
629687f6
MR
1980elif $cc -v 2>&1 | grep -q xlc; then
1981 cc_type=xlc
bb5cecdc 1982 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1983 speed_cflags='-O5'
1984 size_cflags='-O5 -qcompact'
df442a8d
MR
1985elif $cc -V 2>/dev/null | grep -q Compaq; then
1986 cc_type=ccc
bb5cecdc 1987 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1988 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1989 debuglevel=3
df442a8d 1990 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1991 speed_cflags='-fast'
1992 size_cflags='-O1'
6a0d5493 1993elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1994 test -d "$sysroot" || die "No valid sysroot specified."
1995 cc_type=armcc
bb5cecdc 1996 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1997 armcc_conf="$PWD/armcc.conf"
1998 $cc --arm_linux_configure \
1999 --arm_linux_config_file="$armcc_conf" \
2000 --configure_sysroot="$sysroot" \
2001 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2002 die "Error creating armcc configuration file."
bcafde61 2003 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2004 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2005 as_default="${cross_prefix}gcc"
07dec06e
MR
2006 CC_DEPFLAGS='-MMD'
2007 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2008 speed_cflags='-O3'
2009 size_cflags='-Os'
d0f0f628 2010 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2011elif $cc -version 2>/dev/null | grep -q TMS470; then
2012 cc_type=tms470
bb5cecdc 2013 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2014 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2015 CC_O='-fr=$(@D)'
2016 as_default="${cross_prefix}gcc"
2017 ld_default="${cross_prefix}gcc"
6fec122a
MR
2018 TMPO=$(basename $TMPC .c).o
2019 append TMPFILES $TMPO
2020 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2021 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2022 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2023 speed_cflags='-O3 -mf=5'
2024 size_cflags='-O3 -mf=2'
6fec122a
MR
2025 filter_cflags=tms470_flags
2026 tms470_flags(){
2027 for flag; do
2028 case $flag in
2029 -march=*|-mcpu=*)
2030 case "${flag#*=}" in
2031 armv7-a|cortex-a*) echo -mv=7a8 ;;
2032 armv7-r|cortex-r*) echo -mv=7r4 ;;
2033 armv7-m|cortex-m*) echo -mv=7m3 ;;
2034 armv6*|arm11*) echo -mv=6 ;;
2035 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2036 echo -mv=5e ;;
2037 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2038 esac
2039 ;;
2040 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2041 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2042 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2043 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2044 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2045 -g) echo -g -mn ;;
587d24ff 2046 -pds=*) echo $flag ;;
6fec122a
MR
2047 esac
2048 done
2049 }
06da6943
DC
2050elif $cc -v 2>&1 | grep -q clang; then
2051 cc_type=clang
bb5cecdc 2052 cc_ident=$($cc --version | head -n1)
06da6943
DC
2053 CC_DEPFLAGS='-MMD'
2054 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2055 speed_cflags='-O3'
2056 size_cflags='-Os'
2a472e9c
MK
2057elif $cc -V 2>&1 | grep -q Sun; then
2058 cc_type=suncc
448f5b83 2059 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2060 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2061 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2062 add_ldflags -xc99
14ca9cd0
MR
2063 speed_cflags='-O5'
2064 size_cflags='-O5 -xspace'
03279bbe
MK
2065 filter_cflags=suncc_flags
2066 suncc_flags(){
2067 for flag; do
2068 case $flag in
2069 -march=*|-mcpu=*)
2070 case "${flag#*=}" in
2071 native) echo -xtarget=native ;;
87ddc38b 2072 v9|niagara) echo -xarch=sparc ;;
03279bbe 2073 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2074 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2075 i586|pentium) echo -xchip=pentium ;;
2076 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2077 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2078 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2079 pentium4*) echo -xtarget=pentium4 ;;
2080 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2081 *-sse3) echo -xarch=sse3 ;;
2082 core2) echo -xarch=ssse3 -xchip=core2 ;;
2083 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2084 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2085 k8|opteron|athlon64|athlon-fx)
2086 echo -xarch=sse2a ;;
2087 athlon*) echo -xarch=pentium_proa ;;
2088 esac
2089 ;;
2090 -std=c99) echo -xc99 ;;
2091 -fomit-frame-pointer) echo -xregs=frameptr ;;
2092 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2093 -W*,*) echo $flag ;;
2094 -f*-*|-W*) ;;
2095 *) echo $flag ;;
2096 esac
2097 done
2098 }
180ec37d 2099elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe 2100 cc_type=pathscale
349d78fe
MR
2101 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2102 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2103 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2104 speed_cflags='-O2'
2105 size_cflags='-Os'
7b2d2190 2106 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2107elif $cc -v 2>&1 | grep -q Open64; then
2108 cc_type=open64
6de163e9
MR
2109 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2110 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2111 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2112 speed_cflags='-O2'
2113 size_cflags='-Os'
7b2d2190 2114 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2115elif $cc -V 2>&1 | grep -q Portland; then
2116 cc_type=pgi
e73ec921
MR
2117 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2118 opt_common='-alias=ansi -Mlre -Mpre'
2119 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2120 size_cflags="-O2 -Munroll=c:1 $opt_common"
2121 noopt_cflags="-O1"
2122 filter_cflags=pgi_flags
2123 pgi_flags(){
2124 for flag; do
2125 case $flag in
2126 -fomit-frame-pointer) echo -Mnoframe ;;
2127 -g) echo -gopt ;;
2128 *) echo $flag ;;
2129 esac
2130 done
2131 }
629687f6
MR
2132fi
2133
851ffa80
MR
2134test -n "$cc_type" && enable $cc_type ||
2135 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2136
75bafbac 2137: ${as_default:=$cc}
50567afa 2138: ${dep_cc_default:=$cc}
684b28e0 2139: ${ld_default:=$cc}
121d78d0 2140set_default ar as dep_cc ld
75800dce 2141
07dec06e
MR
2142test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2143test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2144
7f32f40c 2145add_cflags $extra_cflags
2f2e6c7c 2146add_asflags $extra_cflags
7f32f40c 2147
154d432c
MR
2148if test -n "$sysroot"; then
2149 case "$cc_type" in
00ba041c 2150 gcc|llvm_gcc|clang)
467256f2 2151 add_cppflags --sysroot="$sysroot"
154d432c
MR
2152 add_ldflags --sysroot="$sysroot"
2153 ;;
6fec122a
MR
2154 tms470)
2155 add_cppflags -I"$sysinclude"
2156 add_ldflags --sysroot="$sysroot"
2157 ;;
154d432c
MR
2158 esac
2159fi
2160
d22c13a8
MR
2161if test "$cpu" = host; then
2162 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2163
2164 case "$cc_type" in
613a4e3f 2165 gcc|llvm_gcc)
d22c13a8
MR
2166 check_native(){
2167 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2168 sed -n "/cc1.*$1=/{
27ce1be8
MR
2169 s/.*$1=\\([^ ]*\\).*/\\1/
2170 p
2171 q
2172 }" $TMPE
d22c13a8
MR
2173 }
2174 cpu=$(check_native -march || check_native -mcpu)
2175 ;;
2176 esac
2177
2178 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2179fi
2180
e939cedd
MR
2181# Deal with common $arch aliases
2182case "$arch" in
2183 arm*)
2184 arch="arm"
2185 ;;
2186 mips|mipsel|IP*)
2187 arch="mips"
2188 ;;
47b1860e 2189 mips64*)
e939cedd
MR
2190 arch="mips"
2191 subarch="mips64"
2192 ;;
2193 parisc|hppa)
2194 arch="parisc"
2195 ;;
2196 parisc64|hppa64)
2197 arch="parisc"
2198 subarch="parisc64"
2199 ;;
2200 "Power Macintosh"|ppc|powerpc)
2201 arch="ppc"
2202 ;;
47b1860e 2203 ppc64|powerpc64)
e939cedd
MR
2204 arch="ppc"
2205 subarch="ppc64"
2206 ;;
2207 s390|s390x)
2208 arch="s390"
2209 ;;
2210 sh4|sh)
2211 arch="sh4"
2212 ;;
2213 sun4u|sparc64)
2214 arch="sparc"
2215 subarch="sparc64"
2216 ;;
d33ed7b3 2217 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2218 arch="x86"
2219 ;;
2220esac
2221
851ffa80 2222is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2223enable $arch
e939cedd 2224
df5cdc24 2225# Add processor-specific flags
5d54c126
MR
2226if test "$cpu" = generic; then
2227 : do nothing
2228elif enabled ppc; then
343aef9b 2229
56348891
MR
2230 case $(tolower $cpu) in
2231 601|ppc601|powerpc601)
9dbd5c3d 2232 cpuflags="-mcpu=601"
64ad53ff 2233 disable altivec
9dbd5c3d 2234 ;;
56348891 2235 603*|ppc603*|powerpc603*)
9dbd5c3d 2236 cpuflags="-mcpu=603"
64ad53ff 2237 disable altivec
9dbd5c3d 2238 ;;
56348891 2239 604*|ppc604*|powerpc604*)
9dbd5c3d 2240 cpuflags="-mcpu=604"
64ad53ff 2241 disable altivec
9dbd5c3d 2242 ;;
56348891 2243 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2244 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2245 disable altivec
9dbd5c3d 2246 ;;
56348891 2247 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2248 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2249 ;;
56348891 2250 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2251 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2252 ;;
313f9fbf 2253 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2254 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2255 ;;
313f9fbf
SM
2256 power[3-7]*)
2257 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2258 ;;
56348891 2259 cell)
9dbd5c3d
MR
2260 cpuflags="-mcpu=cell"
2261 enable ldbrx
2262 ;;
7b0b81a1
AL
2263 e500v2)
2264 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2265 disable altivec
2266 ;;
2267 e500)
2268 cpuflags="-mcpu=8540 -mhard-float"
2269 disable altivec
2270 ;;
9dbd5c3d 2271 esac
343aef9b
MR
2272
2273elif enabled x86; then
2274
9dbd5c3d
MR
2275 case $cpu in
2276 i[345]86|pentium)
2277 cpuflags="-march=$cpu"
2278 disable mmx
2279 ;;
2280 # targets that do NOT support conditional mov (cmov)
2281 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2282 cpuflags="-march=$cpu"
2283 disable cmov
2284 ;;
2285 # targets that do support conditional mov (cmov)
9ddf1b1a 2286 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2287 cpuflags="-march=$cpu"
2288 enable cmov
2289 enable fast_cmov
2290 ;;
2291 # targets that do support conditional mov but on which it's slow
2292 pentium4|pentium4m|prescott|nocona)
2293 cpuflags="-march=$cpu"
2294 enable cmov
2295 disable fast_cmov
2296 ;;
2297 esac
343aef9b
MR
2298
2299elif enabled sparc; then
2300
9dbd5c3d 2301 case $cpu in
26b7199e
MK
2302 niagara)
2303 cpuflags="-mcpu=$cpu"
2304 disable vis
2305 ;;
9dbd5c3d
MR
2306 sparc64)
2307 cpuflags="-mcpu=v9"
2308 ;;
2309 esac
343aef9b
MR
2310
2311elif enabled arm; then
2312
34ba23c9
MR
2313 case $cpu in
2314 armv*)
2315 cpuflags="-march=$cpu"
c2eae137 2316 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2317 ;;
2318 *)
2319 cpuflags="-mcpu=$cpu"
c2eae137
MR
2320 case $cpu in
2321 cortex-a*) subarch=armv7a ;;
2322 cortex-r*) subarch=armv7r ;;
9e19704a 2323 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2324 arm11*) subarch=armv6 ;;
2325 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2326 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2327 esac
34ba23c9
MR
2328 ;;
2329 esac
343aef9b
MR
2330
2331elif enabled alpha; then
2332
34ba23c9 2333 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2334
2335elif enabled bfin; then
2336
34ba23c9 2337 cpuflags="-mcpu=$cpu"
343aef9b
MR
2338
2339elif enabled mips; then
2340
34ba23c9 2341 cpuflags="-march=$cpu"
343aef9b
MR
2342
2343elif enabled avr32; then
2344
9dbd5c3d
MR
2345 case $cpu in
2346 ap7[02]0[0-2])
2347 subarch="avr32_ap"
2348 cpuflags="-mpart=$cpu"
2349 ;;
2350 ap)
2351 subarch="avr32_ap"
2352 cpuflags="-march=$cpu"
2353 ;;
2354 uc3[ab]*)
2355 subarch="avr32_uc"
2356 cpuflags="-mcpu=$cpu"
2357 ;;
2358 uc)
2359 subarch="avr32_uc"
2360 cpuflags="-march=$cpu"
2361 ;;
2362 esac
df5cdc24 2363
343aef9b
MR
2364fi
2365
df5cdc24
MR
2366add_cflags $cpuflags
2367add_asflags $cpuflags
2368
993f2d0f
MR
2369# compiler sanity check
2370check_exec <<EOF
2371int main(void){ return 0; }
2372EOF
2373if test "$?" != 0; then
2374 echo "$cc is unable to create an executable file."
2375 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2376 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2377 echo "Only do this if you know what cross compiling means."
2378 fi
2379 die "C compiler test failed."
2380fi
2381
046f081b 2382add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2383check_cflags -std=c99
50a334e4 2384check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2385#include <stdlib.h>
2386EOF
50a334e4 2387check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2388#include <stdlib.h>
2389EOF
e9b9a2f8 2390
f0125de9 2391check_host_cflags -std=c99
0a6db2a2 2392check_host_cflags -Wall
f0125de9 2393
b24dbcbd 2394case "$arch" in
e939cedd 2395 alpha|ia64|mips|parisc|sparc)
8a3c8627 2396 spic=$shared
b24dbcbd 2397 ;;
e939cedd 2398 x86)
cfdb6148 2399 subarch="x86_32"
5adc829e 2400 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2401 if test "$subarch" = "x86_64"; then
e939cedd 2402 spic=$shared
de27f4d9 2403 fi
b24dbcbd 2404 ;;
b24dbcbd
RP
2405esac
2406
343aef9b 2407enable $subarch
8a3c8627 2408enabled spic && enable pic
b24dbcbd 2409
7483e694 2410# OS specific
4f854758 2411case $target_os in
a1629e28 2412 haiku)
63ae7e7c 2413 prefix_default="/boot/common"
108caaaa 2414 network_extralibs="-lnetwork"
f59c4bd6 2415 host_libs=
a1629e28 2416 ;;
7483e694 2417 sunos)
4d58e4cb 2418 AVSERVERLDFLAGS=""
9987769a 2419 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2420 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2421 network_extralibs="-lsocket -lnsl"
779222db 2422 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2423 # When using suncc to build, the Solaris linker will mark
2424 # an executable with each instruction set encountered by
2425 # the Solaris assembler. As our libraries contain their own
2426 # guards for processor-specific code, instead suppress
2427 # generation of the HWCAPS ELF section on Solaris x86 only.
2428 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2429 nm_opts='-P -g'
7483e694
DB
2430 ;;
2431 netbsd)
a1e4b3f6 2432 disable symver
07a8eef6
MR
2433 oss_indev_extralibs="-lossaudio"
2434 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2435 ;;
2436 openbsd)
7c4a001a 2437 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2438 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2439 # however the generated executable will not do anything
2440 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2441 # Thus explicitly enable PIC here.
cd78208b 2442 enable pic
a1e4b3f6 2443 disable symver
7483e694 2444 SHFLAGS='-shared'
07a8eef6
MR
2445 oss_indev_extralibs="-lossaudio"
2446 oss_outdev_extralibs="-lossaudio"
7483e694 2447 ;;
a1e4b3f6 2448 dragonfly)
a1e4b3f6
MR
2449 disable symver
2450 ;;
2451 freebsd)
7483e694
DB
2452 ;;
2453 bsd/os)
355d81df 2454 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2455 ;;
2456 darwin)
301ab19d 2457 gas="gas-preprocessor.pl $cc"
e08b8239 2458 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2459 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2460 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2461 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2462 SLIBSUF=".dylib"
2463 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2464 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2465 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2466 objformat="macho"
1b0f6fb8 2467 enabled x86_64 && objformat="macho64"
8dfa86f7 2468 enabled_any pic shared ||
2704bd1a 2469 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2470 ;;
2471 mingw32*)
9d3f4f50 2472 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2473 disable network
2474 else
2475 target_os=mingw32
2476 fi
dcc01c06 2477 LIBTARGET=i386
1fc9fb8a 2478 if enabled x86_64; then
417516f6 2479 LIBTARGET="i386:x86-64"
336cc1b0 2480 elif enabled arm; then
15c5156d 2481 LIBTARGET=arm-wince
dcc01c06 2482 fi
fbd971a4 2483 shlibdir_default="$bindir_default"
7483e694
DB
2484 SLIBPREF=""
2485 SLIBSUF=".dll"
7483e694
DB
2486 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2487 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2488 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2489 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2490 SLIB_INSTALL_LINKS=
2491 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2492 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2493 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 2494 objformat="win32"
ec10a9ab 2495 dlltool="${cross_prefix}dlltool"
bc574408 2496 enable dos_paths
1894e741 2497 check_cflags -fno-common
e26011d0
RP
2498 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2499 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2500 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2501 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2502 ;;
2503 cygwin*)
4f854758 2504 target_os=cygwin
fbd971a4 2505 shlibdir_default="$bindir_default"
7483e694
DB
2506 SLIBPREF="cyg"
2507 SLIBSUF=".dll"
2508 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2509 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2510 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2511 objformat="win32"
bc574408 2512 enable dos_paths
1894e741 2513 check_cflags -fno-common
a7a187a1 2514 add_cppflags -U__STRICT_ANSI__
7483e694 2515 ;;
4f365f37 2516 *-dos|freedos|opendos)
4f365f37 2517 network_extralibs="-lsocket"
ff1c015d 2518 objformat="coff"
bc574408 2519 enable dos_paths
a7a187a1 2520 add_cppflags -U__STRICT_ANSI__
4f365f37 2521 ;;
7483e694 2522 linux)
046f081b 2523 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2524 enable dv1394
2525 ;;
2526 irix*)
4f854758 2527 target_os=irix
7483e694
DB
2528 ranlib="echo ignoring ranlib"
2529 ;;
d22e8442 2530 os/2*)
d22e8442 2531 ln_s="cp -f"
9297f1ed 2532 objformat="aout"
e14574eb 2533 add_cppflags -D_GNU_SOURCE
355d81df 2534 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2535 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2536 AVSERVERLDFLAGS=""
287d3b13 2537 LIBSUF="_s.a"
d22e8442
DY
2538 SLIBPREF=""
2539 SLIBSUF=".dll"
2540 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2541 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2542 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2543 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2544 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2545 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2546 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2547 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2548 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2549 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2550 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2551 enable dos_paths
d22e8442 2552 ;;
83993c1c 2553 gnu/kfreebsd)
c1f54478 2554 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2555 ;;
34e82167 2556 gnu)
f60d1366 2557 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2558 ;;
d33ed7b3
MR
2559 qnx)
2560 add_cppflags -D_QNX_SOURCE
2561 network_extralibs="-lsocket"
2562 ;;
1c69c79f
MS
2563 symbian)
2564 SLIBSUF=".dll"
2565 enable dos_paths
e3bc07f4
MS
2566 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2567 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2568 add_ldflags -Wl,--target1-abs,--no-undefined \
2569 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2570 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2571 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2572 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2573 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2574 ;;
614d8911
MR
2575 none)
2576 ;;
7483e694 2577 *)
4f924f9a 2578 die "Unknown OS '$target_os'."
7483e694
DB
2579 ;;
2580esac
2581
6555acad
MR
2582esc(){
2583 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2584}
2585
2586echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2587
13cb2187
AS
2588check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2589
c9d19248
MR
2590set_default $PATHS_LIST
2591
320d060a 2592# we need to build at least one lib type
93b3c083 2593if ! enabled_any static shared; then
320d060a
DB
2594 cat <<EOF
2595At least one library type must be built.
2596Specify --enable-static to build the static libraries or --enable-shared to
2597build the shared libraries as well. To only build the shared libraries specify
2598--disable-static in addition to --enable-shared.
2599EOF
2600 exit 1;
2601fi
2602
2184c6f7 2603die_license_disabled() {
4c27207c 2604 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2605}
2606
e417d80d 2607die_license_disabled gpl libcdio
2184c6f7 2608die_license_disabled gpl libx264
de295976 2609die_license_disabled gpl libxavs
2184c6f7 2610die_license_disabled gpl libxvid
2184c6f7
DB
2611die_license_disabled gpl x11grab
2612
2f7ae63b 2613die_license_disabled nonfree libfaac
87246953 2614die_license_disabled nonfree libfdk_aac
a060866f 2615die_license_disabled nonfree openssl
b2e3c528 2616
0b175caa
DB
2617die_license_disabled version3 libopencore_amrnb
2618die_license_disabled version3 libopencore_amrwb
d89e738a 2619die_license_disabled version3 libvo_aacenc
f502ff3f 2620die_license_disabled version3 libvo_amrwbenc
0b175caa 2621
9cad0e4e 2622enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2623
40617a6d 2624disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2625
e276d9e8
MR
2626enable_pic() {
2627 enable pic
bce7b696
MR
2628 add_cppflags -DPIC
2629 add_cflags -fPIC
2630 add_asflags -fPIC
e276d9e8
MR
2631}
2632
2633enabled pic && enable_pic
bce7b696 2634
b4d96ba2
MR
2635check_cc <<EOF || die "Symbol mangling check failed."
2636int ff_extern;
2637EOF
8182dc34 2638sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2639extern_prefix=${sym%%ff_extern*}
2640
f65883c8
MR
2641check_cc <<EOF && enable inline_asm
2642void foo(void) { __asm__ volatile ("" ::); }
2643EOF
61d251db 2644
df5e3978
MR
2645_restrict=
2646for restrict_keyword in restrict __restrict__ __restrict; do
2647 check_cc <<EOF && _restrict=$restrict_keyword && break
2648void foo(char * $restrict_keyword p);
2649EOF
2650done
2651
2652check_cc <<EOF && enable attribute_packed
2653struct { int x; } __attribute__((packed)) x;
2654EOF
2655
dffb41b9
MR
2656check_cc <<EOF && enable attribute_may_alias
2657union { int x; } __attribute__((may_alias)) x;
2658EOF
2659
df5e3978
MR
2660check_cc <<EOF || die "endian test failed"
2661unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2662EOF
48fc536a 2663od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2664
e939cedd
MR
2665if enabled alpha; then
2666
2667 check_cflags -mieee
2668
2669elif enabled arm; then
e45391bb 2670
8986fddc 2671 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2672 nogas=die
50fa82e6 2673
44caaa56
MR
2674 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2675 enable vfp_args
2676 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2677 case "${cross_prefix:-$cc}" in
2678 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2679 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2680__asm__ (".eabi_attribute 28, 1");
2681int main(void) { return 0; }
2682EOF
44caaa56
MR
2683 esac
2684 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2685 fi
fa0912fe 2686
fa0912fe
MR
2687 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2688 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2689 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2690 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2691 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2692 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2693
6308729e
MR
2694 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2695
e276d9e8
MR
2696 enabled_all armv6t2 shared !pic && enable_pic
2697
fa0912fe 2698elif enabled mips; then
e45391bb 2699
fa0912fe
MR
2700 check_asm loongson '"dmult.g $1, $2, $3"'
2701 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2702
fa0912fe 2703elif enabled ppc; then
e45391bb 2704
e6a0c354
MR
2705 enable local_aligned_8 local_aligned_16
2706
135448fa 2707 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2708 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2709 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2710 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2711
2712 # AltiVec flags: The FSF version of GCC differs from the Apple version
2713 if enabled altivec; then
301ab19d 2714 nogas=warn
fa0912fe
MR
2715 check_cflags -maltivec -mabi=altivec &&
2716 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2717 check_cflags -faltivec
2718
2719 # check if our compiler supports Motorola AltiVec C API
2720 check_cc <<EOF || disable altivec
2721$inc_altivec_h
2722int main(void) {
2723 vector signed int v1, v2, v3;
2724 v1 = vec_add(v2,v3);
2725 return 0;
2726}
2727EOF
2728
2729 # check if our compiler supports braces for vector declarations
2730 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2731$inc_altivec_h
2732int main (void) { (vector int) {1}; return 0; }
2733EOF
2734 fi
e45391bb 2735
fa0912fe 2736elif enabled sparc; then
e45391bb 2737
fa0912fe
MR
2738 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2739 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2740
fa0912fe 2741elif enabled x86; then
e45391bb 2742
3f150ffb 2743 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2744 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2745 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2746 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2747
f80ddd5b
RB
2748 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2749
e6a0c354
MR
2750 enable local_aligned_8 local_aligned_16
2751
44965991
PI
2752 # check whether EBP is available on x86
2753 # As 'i' is stored on the stack, this program will crash
2754 # if the base pointer is used to access it because the
2755 # base pointer is cleared in the inline assembly code.
7dfef245 2756 check_exec_crash <<EOF && enable ebp_available
44965991 2757 volatile int i=0;
be449fca 2758 __asm__ volatile (
44965991
PI
2759 "xorl %%ebp, %%ebp"
2760 ::: "%ebp");
2761 return i;
44965991
PI
2762EOF
2763
f494213c 2764 # check whether EBX is available on x86
7cee5421
MR
2765 check_asm ebx_available '""::"b"(0)' &&
2766 check_asm ebx_available '"":::"%ebx"'
8e380710 2767
6f74fb03
RP
2768 # check whether xmm clobbers are supported
2769 check_asm xmm_clobbers '"":::"%xmm0"'
2770
d7f0920b 2771 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2772 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2773 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2774
9cca1e40 2775 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2776 if check_cmd $yasmexe --version; then
2777 enabled x86_64 && yasm_extra="-m amd64"
2778 yasm_debug="-g dwarf2"
2779 elif check_cmd nasm -v; then
2780 yasmexe=nasm
2781 yasm_debug="-g -F dwarf"
2782 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2783 fi
2784
2785 YASMFLAGS="-f $objformat $yasm_extra"
2786 enabled pic && append YASMFLAGS "-DPIC"
2787 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2788 case "$objformat" in
2789 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2790 esac
2791
48545a8f 2792 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2793 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2794 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2795 fi
e45391bb 2796
669b5583
MR
2797 case "$cpu" in
2798 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2799 disable fast_clz
2800 ;;
2801 esac
2802
44965991
PI
2803fi
2804
301ab19d
MR
2805if enabled asm; then
2806 as=${gas:=$as}
2807 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2808 $nogas "GNU assembler not found, install gas-preprocessor"
2809fi
2810
4a7e068b
MR
2811check_ldflags -Wl,--as-needed
2812
a98bb16d
RP
2813if check_func dlopen; then
2814 ldl=
2815elif check_func dlopen -ldl; then
2816 ldl=-ldl
8bf5d58f
MN
2817fi
2818
54fe299b
DV
2819if enabled network; then
2820 check_type "sys/types.h sys/socket.h" socklen_t
2821 check_type netdb.h "struct addrinfo"
75d339e0
MS
2822 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2823 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2824 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2825 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2826 check_type poll.h "struct pollfd"
54fe299b
DV
2827 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2828 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2829 check_header netinet/sctp.h
f06dee77 2830 check_func getaddrinfo $network_extralibs
54fe299b
DV
2831 # Prefer arpa/inet.h over winsock2
2832 if check_header arpa/inet.h ; then
2833 check_func closesocket
2834 elif check_header winsock2.h ; then
47876d66
DB
2835 check_func_headers winsock2.h closesocket -lws2 &&
2836 network_extralibs="-lws2" ||
2837 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 2838 network_extralibs="-lws2_32"; }
f06dee77 2839 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
2840 check_type ws2tcpip.h socklen_t
2841 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2842 check_type ws2tcpip.h "struct group_source_req"
2843 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2844 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2845 check_type winsock2.h "struct pollfd"
54fe299b
DV
2846 check_type ws2tcpip.h "struct sockaddr_in6"
2847 check_type ws2tcpip.h "struct sockaddr_storage"
2848 check_struct winsock2.h "struct sockaddr" sa_len
2849 else
2850 disable network
2851 fi
2852fi
2853
75ecf149
DB
2854# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2855check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2856
534a2231 2857check_func fcntl
7483e694
DB
2858check_func fork
2859check_func gethrtime
667fb97a 2860check_func getopt
7483e694 2861check_func getrusage
fc5607f8 2862check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2863check_func gettimeofday
094c09bb 2864check_func inet_aton $network_extralibs
abfc8d05 2865check_func isatty
a5b64584 2866check_func localtime_r
4ae40685 2867check_func ${malloc_prefix}memalign && enable memalign
7483e694 2868check_func mkstemp
0328b9ea 2869check_func mmap
4ae40685 2870check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2871check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2872check_func setrlimit
87958234 2873check_func strerror_r
6379900c 2874check_func strptime
47941088 2875check_func strtok_r
ea4d5f48 2876check_func sched_getaffinity
bcc73960 2877check_func sysconf
b9e22269 2878check_func sysctl
d3d3a32c 2879check_func usleep
b507ebd1 2880check_func_headers io.h setmode
b4675d0f 2881check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
fc5607f8 2882check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2883check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2884check_func_headers windows.h GetProcessTimes
61183b5a 2885check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2886check_func_headers windows.h MapViewOfFile
d3d3a32c 2887check_func_headers windows.h Sleep
7c5bfe7a 2888check_func_headers windows.h VirtualAlloc
6ffa87d3 2889
a98bb16d 2890check_header dlfcn.h
fa845061 2891check_header dxva.h
92c6a099 2892check_header dxva2api.h
3b1ab197 2893check_header io.h
a98bb16d 2894check_header malloc.h
bf6ce82d 2895check_header poll.h
b58412f1 2896check_header sys/mman.h
06bb5905 2897check_header sys/param.h
b091aa44 2898check_header sys/resource.h
bf6ce82d 2899check_header sys/select.h
e64bceea 2900check_header sys/time.h
542920b7 2901check_header unistd.h
272081b0
CEH
2902check_header vdpau/vdpau.h
2903check_header vdpau/vdpau_x11.h
d3d3a32c 2904check_header windows.h
68178ca9 2905check_header X11/extensions/XvMClib.h
a98bb16d 2906
a4fa192c 2907disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2908disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2909
ff3755cb
JG
2910if ! disabled w32threads && ! enabled pthreads; then
2911 check_func _beginthreadex && enable w32threads
2912fi
2913
57bd82d4
MR
2914# check for some common methods of building with pthread support
2915# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2916if ! disabled pthreads && ! enabled w32threads; then
2917 enable pthreads
9e7fd101
MR
2918 if check_func pthread_create; then
2919 :
2920 elif check_func pthread_create -pthread; then
2921 add_cflags -pthread
afc9aee2 2922 add_extralibs -pthread
9e7fd101
MR
2923 elif check_func pthread_create -pthreads; then
2924 add_cflags -pthreads
afc9aee2 2925 add_extralibs -pthreads
8d94f606
GT
2926 elif check_func pthread_create -lpthreadGC2; then
2927 add_extralibs -lpthreadGC2
9e7fd101 2928 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2929 disable pthreads
9e7fd101 2930 fi
57bd82d4
MR
2931fi
2932
8eee7025 2933for thread in $THREADS_LIST; do
e5f94c2b 2934 if enabled $thread; then
3ae3b721
RP
2935 test -n "$thread_type" &&
2936 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2937 thread_type="$thread"
e5f94c2b
RP
2938 fi
2939done
2940
50f7c296 2941check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2942enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2943
15333562 2944check_mathfunc cbrtf
645d2652
MR
2945check_mathfunc exp2
2946check_mathfunc exp2f
46df708b
MS
2947check_mathfunc isinf
2948check_mathfunc isnan
645d2652 2949check_mathfunc llrint
07876e25 2950check_mathfunc llrintf
645d2652
MR
2951check_mathfunc log2
2952check_mathfunc log2f
2953check_mathfunc lrint
2954check_mathfunc lrintf
183b1c22 2955check_mathfunc rint
645d2652
MR
2956check_mathfunc round
2957check_mathfunc roundf
23d3931a 2958check_mathfunc trunc
645d2652 2959check_mathfunc truncf
f32adb22 2960
57bd82d4 2961# these are off by default, so fail if requested and not available
a1b3c5a3 2962enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2963enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2964enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2965enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
37eeb5e2 2966enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
a5b64584 2967enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2968enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2969enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2970enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2971enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2972enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2973enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2974enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2975enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2976enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2977enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2978enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2979enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2980enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2981enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2982enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2983enabled libvpx && {
2984 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2985 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2986 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2987 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2988enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2989 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2990 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2991enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2992enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2993enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2994 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2995 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2996 die "ERROR: openssl not found"; }
8ac17293 2997
0b4a1821
AS
2998# libdc1394 check
2999if enabled libdc1394; then
3000 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
3001 enable libdc1394_2; } ||
3002 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3003 enable libdc1394_1; } ||
3004 die "ERROR: No version of libdc1394 found "
3005fi
3006
9bd41bb1 3007if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3008 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3009 enable sdl &&
3010 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3011fi
57bd82d4 3012
2270b4b2 3013texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3014
c6f95144 3015check_header linux/fb.h
06e31011 3016check_header linux/videodev2.h
a6a4793d
LB
3017check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3018
1b6e8b73 3019check_header sys/videoio.h
47f38850 3020
27796dc3 3021check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3022# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3023# w32api 3.12 had it defined wrong
3024check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3025
f8aa696f 3026# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3027{ check_header dev/bktr/ioctl_meteor.h &&
3028 check_header dev/bktr/ioctl_bt848.h; } ||
3029{ check_header machine/ioctl_meteor.h &&
3030 check_header machine/ioctl_bt848.h; } ||
3031{ check_header dev/video/meteor/ioctl_meteor.h &&
3032 check_header dev/video/bktr/ioctl_bt848.h; } ||
3033check_header dev/ic/bt8xx.h
f8aa696f 3034
15d59d2c 3035check_header sndio.h
c7682de0
RP
3036check_header sys/soundcard.h
3037check_header soundcard.h
deb29777 3038
b6f3d925 3039enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3040
8772997d
SM
3041enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3042 check_func jack_port_get_latency_range -ljack
80ff8a16 3043
15d59d2c
B
3044enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3045
e417d80d
AK
3046enabled libcdio &&
3047 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3048
4a584eda
JA
3049enabled x11grab &&
3050require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3051require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3052require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3053
ac3dbb4d
SZ
3054# check for VDA header
3055if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3056 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3057fi
3058
598ef02b 3059if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3060check_cpp_condition \
3061 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3062 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3063 disable vdpau; }
abf649c7 3064fi
deda2a4a 3065
95e561ec 3066enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3067
3068# add some useful compiler flags if supported
3069check_cflags -Wdeclaration-after-statement
dcd479c0 3070check_cflags -Wall
440e3b2f 3071check_cflags -Wno-parentheses
dcd479c0 3072check_cflags -Wno-switch
b36518dc 3073check_cflags -Wno-format-zero-length
c07bd6a9
MN
3074check_cflags -Wdisabled-optimization
3075check_cflags -Wpointer-arith
3076check_cflags -Wredundant-decls
cc1fb623 3077check_cflags -Wno-pointer-sign
f4929996 3078check_cflags -Wcast-qual
9aceb3cf 3079check_cflags -Wwrite-strings
652a5bf6 3080check_cflags -Wtype-limits
764551c6 3081check_cflags -Wundef
fc298fd9 3082check_cflags -Wmissing-prototypes
c2ed91de 3083check_cflags -Wstrict-prototypes
5af4e0cc 3084enabled extra_warnings && check_cflags -Winline
cf9d24ad 3085
57bd82d4 3086# add some linker flags
5c0e9479 3087check_ldflags -Wl,--warn-common
3510a133 3088check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3089test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3090
47876d66 3091enabled xmm_clobber_test &&
7e4d9d5d
RB
3092 check_ldflags -Wl,--wrap,avcodec_open2 \
3093 -Wl,--wrap,avcodec_decode_audio4 \
3094 -Wl,--wrap,avcodec_decode_video2 \
3095 -Wl,--wrap,avcodec_decode_subtitle2 \
3096 -Wl,--wrap,avcodec_encode_audio2 \
3097 -Wl,--wrap,avcodec_encode_video \
3098 -Wl,--wrap,avcodec_encode_subtitle \
47876d66 3099 -Wl,--wrap,sws_scale ||
7e4d9d5d
RB
3100 disable xmm_clobber_test
3101
a482e61b 3102echo "X{};" > $TMPV
b462d132 3103if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3104 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3105 check_cc <<EOF && enable symver_asm_label
3106void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3107void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3108EOF
3109 check_cc <<EOF && enable symver_gnu_asm
3110__asm__(".symver ff_foo,av_foo@VERSION");
3111void ff_foo(void) {}
3112EOF
3113fi
a482e61b 3114
9cd7b854
MR
3115if [ -n "$optflags" ]; then
3116 add_cflags $optflags
3117elif enabled small; then
14ca9cd0 3118 add_cflags $size_cflags
8400d6b8 3119elif enabled optimizations; then
14ca9cd0 3120 add_cflags $speed_cflags
b05394a0
MR
3121else
3122 add_cflags $noopt_cflags
cddf3f45 3123fi
11fdbc44 3124check_cflags -fno-math-errno
b2eb2ff0 3125check_cflags -fno-signed-zeros
cddf3f45 3126
629687f6 3127if enabled icc; then
b1598b58
MR
3128 # Just warnings, no remarks
3129 check_cflags -w1
3130 # -wd: Disable following warnings
3131 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3132 # 1292: attribute "foo" ignored
88de5b0a 3133 # 1419: external declaration in primary source file
b1598b58 3134 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3135 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3136 # 10156: ignoring option '-W'; no argument required
88de5b0a 3137 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3138 # 11030: Warning unknown option --as-needed
3139 # 10156: ignoring option '-export'; no argument required
3140 check_ldflags -wd10156,11030
3141 # Allow to compile with optimizations
3142 check_ldflags -march=$cpu
be2cf98a
CEH
3143 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3144 enable ebp_available
bdefad73 3145 if enabled x86_32; then
07e3f9af 3146 icc_version=$($cc -dumpversion)
47876d66
DB
3147 test ${icc_version%%.*} -ge 11 &&
3148 check_cflags -falign-stack=maintain-16-byte ||
bdefad73
MR
3149 disable aligned_stack
3150 fi
df442a8d
MR
3151elif enabled ccc; then
3152 # disable some annoying warnings
3153 add_cflags -msg_disable cvtu32to64
3154 add_cflags -msg_disable embedcomment
3155 add_cflags -msg_disable needconstext
3156 add_cflags -msg_disable nomainieee
3157 add_cflags -msg_disable ptrmismatch1
3158 add_cflags -msg_disable unreachcode
973859f5
MR
3159elif enabled gcc; then
3160 check_cflags -fno-tree-vectorize
765e6134 3161 check_cflags -Werror=implicit-function-declaration
de63bfec 3162 check_cflags -Werror=missing-prototypes
9d6b2077 3163 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3164elif enabled llvm_gcc; then
3165 check_cflags -mllvm -stack-alignment=16
06da6943 3166elif enabled clang; then
5c8ef670 3167 check_cflags -mllvm -stack-alignment=16
06da6943 3168 check_cflags -Qunused-arguments
138132be
MR
3169elif enabled armcc; then
3170 # 2523: use of inline assembler is deprecated
bcafde61
MR
3171 add_cflags -W${armcc_opt},--diag_suppress=2523
3172 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3173 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3174 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3175 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3176 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3177elif enabled tms470; then
3178 add_cflags -pds=824 -pds=837
5f3b8314
MR
3179elif enabled pathscale; then
3180 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3181fi
3182
7483e694
DB
3183enabled_any $THREADS_LIST && enable threads
3184
3185check_deps $CONFIG_LIST \
b6bb00b0 3186 $CONFIG_EXTRA \
7483e694 3187 $HAVE_LIST \
54e75be4
DB
3188 $ALL_COMPONENTS \
3189 $ALL_TESTS \
f70f03f6 3190
3bfd582c 3191enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3192
be1a839c 3193! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3194 enabled_any $need_memalign && enable memalign_hack
3195
3e89171a 3196echo "install prefix $prefix"
f36958f8
DB
3197echo "source path $source_path"
3198echo "C compiler $cc"