TechSmith Screen Codec 2 decoder
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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
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64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-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
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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]
06454877 172 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 173 --enable-libfreetype enable libfreetype [no]
06454877 174 --enable-libgsm enable GSM support via libgsm [no]
3641b048 175 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 176 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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177 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
178 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
179 --enable-libopencv enable video filtering via libopencv [no]
06454877 180 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 181 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 182 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 183 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 184 --enable-libspeex enable Speex support via libspeex [no]
06454877 185 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 186 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 187 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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188 --enable-libvorbis enable Vorbis encoding via libvorbis,
189 native implementation exists [no]
8299a7f8 190 --enable-libvpx enable VP8 support 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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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
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
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291die(){
292 echolog "$@"
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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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 "$v"
330}
331
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332cleanws(){
333 echo "$@" | 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
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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
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358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
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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
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
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420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
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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
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429}
430
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431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
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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 $*
452}
453
57bd82d4 454enabled(){
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455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
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457}
458
37970ebf 459disabled(){
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460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
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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
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
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482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
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489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
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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
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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(){
caf458dd 588 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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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 "$@")
2f2e6c7c
MR
597}
598
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599add_ldflags(){
600 append LDFLAGS "$@"
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
MR
679 set -- $($filter_cppflags "$@")
680 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
681int x;
682EOF
683}
684
dcd479c0 685check_cflags(){
57bd82d4 686 log check_cflags "$@"
caf458dd
MR
687 set -- $($filter_cflags "$@")
688 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
689int x;
690EOF
691}
692
2ed46eea
MR
693test_ldflags(){
694 log test_ldflags "$@"
695 check_ld "$@" <<EOF
c23a0ac8 696int main(void){ return 0; }
dcd479c0
MR
697EOF
698}
699
2ed46eea
MR
700check_ldflags(){
701 log check_ldflags "$@"
702 test_ldflags "$@" && add_ldflags "$@"
703}
704
dcd479c0 705check_header(){
57bd82d4 706 log check_header "$@"
dcd479c0
MR
707 header=$1
708 shift
b77df637
MR
709 disable_safe $header
710 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
711#include <$header>
712int x;
713EOF
714}
715
716check_func(){
57bd82d4 717 log check_func "$@"
dcd479c0
MR
718 func=$1
719 shift
d8bc5f06
MR
720 disable $func
721 check_ld "$@" <<EOF && enable $func
dcd479c0 722extern int $func();
c23a0ac8 723int main(void){ $func(); }
dcd479c0
MR
724EOF
725}
726
645d2652 727check_mathfunc(){
6b73c0ae 728 log check_mathfunc "$@"
645d2652
MR
729 func=$1
730 shift
731 disable $func
732 check_ld "$@" <<EOF && enable $func
733#include <math.h>
33bd38db
MR
734float foo(float f) { return $func(f); }
735int main(void){ return 0; }
645d2652
MR
736EOF
737}
738
2446d3d6
DB
739check_func_headers(){
740 log check_func_headers "$@"
f8d7b072 741 headers=$1
edaf1ae2 742 funcs=$2
f8d7b072 743 shift 2
edaf1ae2
MR
744 {
745 for hdr in $headers; do
746 echo "#include <$hdr>"
747 done
748 for func in $funcs; do
749 echo "long check_$func(void) { return (long) $func; }"
750 done
751 echo "int main(void) { return 0; }"
752 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
753}
754
a5344cf7
SS
755check_cpp_condition(){
756 log check_cpp_condition "$@"
757 header=$1
758 condition=$2
f855b7b9
MR
759 shift 2
760 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
761#include <$header>
762#if !($condition)
763#error "unsatisfied condition: $condition"
764#endif
765EOF
766}
767
57bd82d4
MR
768check_lib(){
769 log check_lib "$@"
770 header="$1"
771 func="$2"
772 shift 2
84400e9d 773 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
774}
775
f8d7b072
MR
776check_lib2(){
777 log check_lib2 "$@"
778 headers="$1"
edaf1ae2 779 funcs="$2"
f8d7b072 780 shift 2
edaf1ae2 781 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
782}
783
3f8040db
MR
784check_pkg_config(){
785 log check_pkg_config "$@"
786 pkg="$1"
787 headers="$2"
788 funcs="$3"
789 shift 3
790 $pkg_config --exists $pkg || return
791 pkg_cflags=$($pkg_config --cflags $pkg)
792 pkg_libs=$($pkg_config --libs $pkg)
793 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
794 set_safe ${pkg}_cflags $pkg_cflags &&
795 set_safe ${pkg}_libs $pkg_libs
796}
797
dcd479c0 798check_exec(){
2270b4b2 799 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
800}
801
7dfef245 802check_exec_crash(){
5e622c40 803 code=$(cat)
7dfef245
MR
804
805 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
806 # are safe but may not be available everywhere. Thus we use
807 # raise(SIGTERM) instead. The check is run in a subshell so we
808 # can redirect the "Terminated" message from the shell. SIGBUS
809 # is not defined by standard C so it is used conditionally.
810
2270b4b2 811 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
812#include <signal.h>
813static void sighandler(int sig){
814 raise(SIGTERM);
815}
e5af4a11 816int main(void){
7dfef245
MR
817 signal(SIGILL, sighandler);
818 signal(SIGFPE, sighandler);
819 signal(SIGSEGV, sighandler);
820#ifdef SIGBUS
821 signal(SIGBUS, sighandler);
822#endif
823 { $code }
824}
825EOF
826}
827
72be9e73
DY
828check_type(){
829 log check_type "$@"
830 headers=$1
831 type=$2
832 shift 2
ae550ce9 833 disable_safe "$type"
5adc829e 834 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
835}
836
14d36751
MR
837check_struct(){
838 log check_type "$@"
839 headers=$1
840 struct=$2
841 member=$3
842 shift 3
843 disable_safe "${struct}_${member}"
5adc829e
MR
844 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
845 enable_safe "${struct}_${member}"
14d36751
MR
846}
847
57bd82d4
MR
848require(){
849 name="$1"
850 header="$2"
851 func="$3"
852 shift 3
853 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
854}
855
f8d7b072
MR
856require2(){
857 name="$1"
858 headers="$2"
859 func="$3"
860 shift 3
861 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
862}
863
3f8040db
MR
864require_pkg_config(){
865 pkg="$1"
866 check_pkg_config "$@" || die "ERROR: $pkg not found"
867 add_cflags $(get_safe ${pkg}_cflags)
868 add_extralibs $(get_safe ${pkg}_libs)
869}
870
f0125de9
MR
871check_host_cc(){
872 log check_host_cc "$@"
873 cat > $TMPC
874 log_file $TMPC
875 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
876}
877
878check_host_cflags(){
879 log check_host_cflags "$@"
880 check_host_cc "$@" <<EOF && append host_cflags "$@"
881int x;
882EOF
883}
884
c505dd31
MR
885apply(){
886 file=$1
887 shift
888 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
889}
890
c34681df 891cp_if_changed(){
5e27ec28
MR
892 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
893 mkdir -p "$(dirname $2)"
894 cp -f "$1" "$2"
c34681df
MR
895}
896
dcd61286
DB
897# CONFIG_LIST contains configurable options, while HAVE_LIST is for
898# system-dependent things.
899
4a0d6686
AJ
900COMPONENT_LIST="
901 bsfs
902 decoders
903 demuxers
904 encoders
3cde40aa 905 filters
5666fd73 906 hwaccels
c552605c 907 indevs
4a0d6686 908 muxers
c552605c 909 outdevs
4a0d6686
AJ
910 parsers
911 protocols
912"
913
055c61b8
DB
914PROGRAM_LIST="
915 avconv
916 avplay
917 avprobe
918 avserver
055c61b8
DB
919"
920
4a0d6686
AJ
921CONFIG_LIST="
922 $COMPONENT_LIST
055c61b8 923 $PROGRAM_LIST
a5444fee 924 ac3dsp
5a0f7131
MR
925 avcodec
926 avdevice
f7679c54 927 avfilter
5a0f7131 928 avformat
c8af852b 929 avresample
c88f5d72 930 avisynth
f402916e 931 bzlib
7f3f5f46 932 dct
c73f65d9 933 doc
05aec7bb 934 dwt
92c6a099 935 dxva2
27a9466b 936 fastdiv
1848f7d9 937 fft
47941088 938 frei0r
bc8c1395 939 gnutls
c88f5d72 940 gpl
d8d0d0b2 941 gray
3abe5fbd 942 hardcoded_tables
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
2eed5a46 945 libfaac
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
02e8f427 1086 GetProcessAffinityMask
fc5607f8 1087 GetProcessMemoryInfo
4e68cb8a 1088 GetProcessTimes
61183b5a 1089 GetSystemTimeAsFileTime
66be5b45 1090 getrusage
61183b5a 1091 gettimeofday
a49d3025 1092 gnu_as
2f0c136e 1093 ibm_asm
2e1913b1 1094 inet_aton
61d251db 1095 inline_asm
3b1ab197 1096 io_h
abfc8d05 1097 isatty
46df708b
MS
1098 isinf
1099 isnan
8772997d 1100 jack_port_get_latency_range
9f5ff83f 1101 ldbrx
0b4a1821
AS
1102 libdc1394_1
1103 libdc1394_2
a33cab3a 1104 llrint
07876e25 1105 llrintf
d96cd429
MR
1106 local_aligned_16
1107 local_aligned_8
a5b64584 1108 localtime_r
291fd18a 1109 log2
6b7c7703 1110 log2f
85dd97ad 1111 loongson
a33cab3a 1112 lrint
c88f5d72 1113 lrintf
f8aa696f
DB
1114 machine_ioctl_bt848_h
1115 machine_ioctl_meteor_h
c88f5d72 1116 malloc_h
73f6d31e 1117 MapViewOfFile
c88f5d72 1118 memalign
6ffa87d3 1119 mkstemp
f80ddd5b 1120 mm_empty
0328b9ea 1121 mmap
d3d3a32c 1122 nanosleep
5699884c 1123 netinet_sctp_h
3e0b1c9a 1124 poll_h
1f91cdce 1125 posix_memalign
07b28702 1126 rdtsc
a33cab3a
MK
1127 round
1128 roundf
358d854d 1129 rweflags
ea4d5f48 1130 sched_getaffinity
c88f5d72
MR
1131 sdl
1132 sdl_video_size
b507ebd1 1133 setmode
3e0b1c9a 1134 setrlimit
d3d3a32c 1135 Sleep
15d59d2c 1136 sndio_h
72be9e73 1137 socklen_t
deb29777 1138 soundcard_h
87958234 1139 strerror_r
6379900c 1140 strptime
47941088 1141 strtok_r
c0018613 1142 struct_addrinfo
75d339e0
MS
1143 struct_group_source_req
1144 struct_ip_mreq_source
b4d68544 1145 struct_ipv6_mreq
cdee08e3 1146 struct_pollfd
3e0b1c9a 1147 struct_rusage_ru_maxrss
b4d68544 1148 struct_sockaddr_in6
3b2372bf 1149 struct_sockaddr_sa_len
33a4dbdd 1150 struct_sockaddr_storage
a6a4793d 1151 struct_v4l2_frmivalenum_discrete
b462d132 1152 symver
b462d132 1153 symver_asm_label
3e0b1c9a 1154 symver_gnu_asm
bcc73960 1155 sysconf
b9e22269 1156 sysctl
b58412f1 1157 sys_mman_h
06bb5905 1158 sys_param_h
b091aa44 1159 sys_resource_h
81644c2e 1160 sys_select_h
deb29777 1161 sys_soundcard_h
e64bceea 1162 sys_time_h
1b6e8b73 1163 sys_videoio_h
b265431e 1164 threads
23d3931a 1165 trunc
7b04b8a0 1166 truncf
542920b7 1167 unistd_h
d3d3a32c 1168 usleep
ce742de2 1169 vfp_args
7c5bfe7a 1170 VirtualAlloc
d3d3a32c 1171 windows_h
6ff3f3e7 1172 winsock2_h
cc078b5d 1173 xform_asm
3f150ffb 1174 xgetbv
6f74fb03 1175 xmm_clobbers
304d586d 1176 yasm
0cb78cef 1177"
44161118 1178
b6bb00b0
MR
1179# options emitted with CONFIG_ prefix but not available on command line
1180CONFIG_EXTRA="
478fd534 1181 aandct
dc4f5a1c 1182 avutil
478fd534 1183 golomb
9cad0e4e 1184 gplv3
478fd534
DB
1185 h264chroma
1186 h264dsp
1187 h264pred
915a2a0a 1188 h264qpel
478fd534 1189 huffman
9cad0e4e 1190 lgplv3
478fd534 1191 lpc
b6bb00b0
MR
1192"
1193
520cc7f1 1194CMDLINE_SELECT="
3f5b56e5 1195 $ARCH_EXT_LIST
520cc7f1 1196 $CONFIG_LIST
8eee7025 1197 $THREADS_LIST
c8a4ae00 1198 asm
db6107b6 1199 cross_compile
520cc7f1
MR
1200 debug
1201 extra_warnings
8c6afa4d 1202 logging
d2bbb2f7 1203 optimizations
9baec618 1204 symver
7595a5e4 1205 yasm
520cc7f1 1206"
426be5dc
DB
1207
1208PATHS_LIST='
d156bede 1209 bindir
14a8acf1 1210 datadir
26759c44
MR
1211 incdir
1212 libdir
26759c44
MR
1213 mandir
1214 prefix
1215 shlibdir
426be5dc
DB
1216'
1217
1218CMDLINE_SET="
1219 $PATHS_LIST
121d78d0 1220 ar
426be5dc 1221 arch
313c46a6 1222 as
426be5dc
DB
1223 build_suffix
1224 cc
1225 cpu
1226 cross_prefix
50567afa 1227 dep_cc
ac63af34 1228 extra_version
9da6609f
MR
1229 host_cc
1230 host_cflags
1231 host_ldflags
1232 host_libs
82bb3329 1233 host_os
684b28e0 1234 ld
426be5dc 1235 logfile
4ae40685 1236 malloc_prefix
89641463 1237 nm
9cd7b854 1238 optflags
3f8040db 1239 pkg_config
2fad0977 1240 samples
c5200f17
MR
1241 sysinclude
1242 sysroot
a7ada2ba 1243 target_exec
26759c44 1244 target_os
a7ada2ba 1245 target_path
426be5dc 1246"
520cc7f1 1247
89f2932b
MR
1248CMDLINE_APPEND="
1249 extra_cflags
1250"
1251
912f3148
DB
1252# code dependency declarations
1253
9eeed841 1254# architecture extensions
808fa33c 1255
a2fc0f6a
MR
1256armv5te_deps="arm"
1257armv6_deps="arm"
ab5cb084 1258armv6t2_deps="arm"
a2fc0f6a 1259armvfp_deps="arm"
808fa33c 1260neon_deps="arm"
93eb8e4d 1261vfpv3_deps="armvfp"
808fa33c 1262
e241ba14 1263mmi_deps="mips"
808fa33c
MR
1264
1265altivec_deps="ppc"
1266ppc4xx_deps="ppc"
1267
1268vis_deps="sparc"
1269
7f8c3d1f 1270x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1271amd3dnow_deps="mmx"
1272amd3dnowext_deps="amd3dnow"
9eeed841 1273mmx_deps="x86"
75aa95a6 1274mmx2_deps="mmx"
75aa95a6
DB
1275sse_deps="mmx"
1276ssse3_deps="sse"
87f1355f 1277avx_deps="ssse3"
9eeed841 1278
59782b82 1279aligned_stack_if_any="ppc x86"
e939cedd 1280fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1281fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1282fast_unaligned_if_any="armv6 ppc x86"
669b5583 1283
6fec122a 1284inline_asm_deps="!tms470"
3e0b1c9a 1285need_memalign="altivec neon sse"
89e053f8 1286
b462d132
MR
1287symver_if_any="symver_asm_label symver_gnu_asm"
1288
26fbcc85 1289# subsystems
dc609252 1290dct_select="rdft"
26fbcc85
MR
1291mdct_select="fft"
1292rdft_select="fft"
c4f5c2d6 1293mpegaudiodsp_select="dct"
26fbcc85 1294
5666fd73 1295# decoders / encoders / hardware accelerators
cfc2a0cf 1296aac_decoder_select="mdct sinewin"
4538729a 1297aac_encoder_select="mdct sinewin"
136e19e1 1298aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1299ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1300ac3_encoder_select="mdct ac3dsp"
3d269059 1301ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1302alac_encoder_select="lpc"
b781cc12 1303amrnb_decoder_select="lsp"
2b2a597e 1304amrwb_decoder_select="lsp"
4538729a 1305atrac1_decoder_select="mdct sinewin"
26fbcc85 1306atrac3_decoder_select="mdct"
a33657ce
DB
1307binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1308binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1309cavs_decoder_select="golomb"
4538729a 1310cook_decoder_select="mdct sinewin"
2eef7c62 1311cscd_decoder_suggest="zlib"
26fbcc85 1312dca_decoder_select="mdct"
e8ed9b7a 1313dnxhd_encoder_select="aandct"
2eef7c62 1314dxa_decoder_select="zlib"
baf91bb9 1315eac3_decoder_select="ac3_decoder"
aa47c35d 1316eac3_encoder_select="mdct ac3dsp"
84c04e25 1317eamad_decoder_select="aandct"
e8ed9b7a 1318eatgq_decoder_select="aandct"
d52b39c7 1319eatqi_decoder_select="aandct"
4f034993
MR
1320ffv1_decoder_select="golomb"
1321flac_decoder_select="golomb"
f4d608e3 1322flac_encoder_select="golomb lpc"
2eef7c62
AJ
1323flashsv_decoder_select="zlib"
1324flashsv_encoder_select="zlib"
c2d23309 1325flashsv2_decoder_select="zlib"
4414137e 1326flv_decoder_select="h263_decoder"
4d4b4bd1 1327flv_encoder_select="h263_encoder"
3447f12d 1328fraps_decoder_select="huffman"
e8ed9b7a 1329h261_encoder_select="aandct"
7f647ae0 1330h263_decoder_select="h263_parser"
e8ed9b7a 1331h263_encoder_select="aandct"
95a61cfc 1332h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1333h263i_decoder_select="h263_decoder"
fe629c2d 1334h263p_encoder_select="h263_encoder"
915a2a0a 1335h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1336h264_dxva2_hwaccel_deps="dxva2api_h"
1337h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1338h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1339h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1340h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1341iac_decoder_select="fft mdct sinewin"
56c8227d 1342imc_decoder_select="fft mdct sinewin"
4f034993
MR
1343jpegls_decoder_select="golomb"
1344jpegls_encoder_select="golomb"
e8ed9b7a 1345ljpeg_encoder_select="aandct"
4f034993 1346loco_decoder_select="golomb"
e8ed9b7a 1347mjpeg_encoder_select="aandct"
2cca233b 1348mlp_decoder_select="mlp_parser"
c4f5c2d6 1349mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1350mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1351mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1352mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1353mp3_decoder_select="mpegaudiodsp"
1354mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1355mp3adufloat_decoder_select="mpegaudiodsp"
1356mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1357mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1358mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1359mpc7_decoder_select="mpegaudiodsp"
1360mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1361mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1362mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1363mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1364mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1365mpeg1video_encoder_select="aandct"
164aab02
LA
1366mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1367mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1368mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1369mpeg2video_encoder_select="aandct"
1370mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1371mpeg4_encoder_select="h263_encoder"
95a61cfc 1372mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1373mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1374msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1375msmpeg4v1_encoder_select="h263_encoder"
4414137e 1376msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1377msmpeg4v2_encoder_select="h263_encoder"
4414137e 1378msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1379msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1380nellymoser_decoder_select="mdct sinewin"
1381nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1382png_decoder_select="zlib"
1383png_encoder_select="zlib"
b781cc12 1384qcelp_decoder_select="lsp"
c4f5c2d6 1385qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1386ra_144_encoder_select="lpc"
9f43fdda 1387ralf_decoder_select="golomb"
a8beb22f 1388rv10_decoder_select="h263_decoder"
b2bf38b4 1389rv10_encoder_select="h263_encoder"
a8beb22f 1390rv20_decoder_select="h263_decoder"
b2bf38b4 1391rv20_encoder_select="h263_encoder"
915a2a0a
DB
1392rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1393rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1394shorten_decoder_select="golomb"
b781cc12 1395sipr_decoder_select="lsp"
05aec7bb
MR
1396snow_decoder_select="dwt"
1397snow_encoder_select="aandct dwt"
19ecfb8a 1398svq1_encoder_select="aandct"
915a2a0a 1399svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1400svq3_decoder_suggest="zlib"
4eef77c1 1401theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1402tiff_decoder_suggest="zlib"
1403tiff_encoder_suggest="zlib"
aec09a00 1404truehd_decoder_select="mlp_decoder"
2eef7c62 1405tscc_decoder_select="zlib"
4538729a 1406twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1407vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1408vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1409vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1410vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1411vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1412vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1413vorbis_decoder_select="mdct"
1414vorbis_encoder_select="mdct"
3447f12d 1415vp6_decoder_select="huffman"
e82dc4c9
DB
1416vp6a_decoder_select="vp6_decoder"
1417vp6f_decoder_select="vp6_decoder"
915a2a0a 1418vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1419wmapro_decoder_select="mdct sinewin"
1420wmav1_decoder_select="mdct sinewin"
1421wmav1_encoder_select="mdct sinewin"
1422wmav2_decoder_select="mdct sinewin"
1423wmav2_encoder_select="mdct sinewin"
1424wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1425wmv1_decoder_select="h263_decoder"
665507aa 1426wmv1_encoder_select="h263_encoder"
f95bfab0 1427wmv2_decoder_select="h263_decoder"
1746e2a9 1428wmv2_encoder_select="h263_encoder"
015f8ee0 1429wmv3_decoder_select="vc1_decoder"
f0f86627 1430wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1431wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1432wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1433wmv3image_decoder_select="wmv3_decoder"
0e714f88 1434zerocodec_decoder_select="zlib"
2eef7c62
AJ
1435zlib_decoder_select="zlib"
1436zlib_encoder_select="zlib"
1437zmbv_decoder_select="zlib"
1438zmbv_encoder_select="zlib"
30fd06be 1439
0afab17e 1440vaapi_deps="va_va_h"
ac3dbb4d 1441vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1442vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1443
28b80940 1444# parsers
6a7c5312 1445h264_parser_select="golomb h264dsp h264pred"
28b80940 1446
912f3148 1447# external libraries
c9171a83 1448libfaac_encoder_deps="libfaac"
299c77d5
MR
1449libgsm_decoder_deps="libgsm"
1450libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1451libgsm_ms_decoder_deps="libgsm"
1452libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1453libilbc_decoder_deps="libilbc"
1454libilbc_encoder_deps="libilbc"
1cc60c47 1455libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1456libopencore_amrnb_decoder_deps="libopencore_amrnb"
1457libopencore_amrnb_encoder_deps="libopencore_amrnb"
1458libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1459libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1460libschroedinger_decoder_deps="libschroedinger"
1461libschroedinger_encoder_deps="libschroedinger"
ae14f311 1462libspeex_decoder_deps="libspeex"
b606a017 1463libspeex_encoder_deps="libspeex"
150d2772 1464libtheora_encoder_deps="libtheora"
d89e738a 1465libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1466libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1467libvorbis_encoder_deps="libvorbis"
8299a7f8 1468libvpx_decoder_deps="libvpx"
ee0e9146 1469libvpx_encoder_deps="libvpx"
1cc60c47 1470libx264_encoder_deps="libx264"
de295976 1471libxavs_encoder_deps="libxavs"
1cc60c47 1472libxvid_encoder_deps="libxvid"
30fd06be 1473
912f3148 1474# demuxers / muxers
c2dd0e9e 1475ac3_demuxer_select="ac3_parser"
647c2356 1476asf_stream_muxer_select="asf_muxer"
4e622dea 1477avisynth_demuxer_deps="avisynth"
c2dd0e9e 1478dirac_demuxer_select="dirac_parser"
5b423887 1479eac3_demuxer_select="ac3_parser"
c2dd0e9e 1480flac_demuxer_select="flac_parser"
647c2356 1481ipod_muxer_select="mov_muxer"
647c2356 1482matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1483matroska_demuxer_suggest="zlib bzlib"
1484mov_demuxer_suggest="zlib"
c2dd0e9e 1485mp3_demuxer_select="mpegaudio_parser"
647c2356 1486mp4_muxer_select="mov_muxer"
2439bd86 1487mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1488mpegtsraw_demuxer_select="mpegts_demuxer"
1489mxf_d10_muxer_select="mxf_muxer"
24ca518b 1490ogg_demuxer_select="golomb"
647c2356 1491psp_muxer_select="mov_muxer"
44594cc7 1492rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1493rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1494rtsp_demuxer_select="http_protocol rtpdec"
1495rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1496sap_demuxer_select="sdp_demuxer"
2aab70c4 1497sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1498sdp_demuxer_select="rtpdec"
f1e94694 1499spdif_muxer_select="aac_parser"
647c2356
DB
1500tg2_muxer_select="mov_muxer"
1501tgp_muxer_select="mov_muxer"
6bdaa5f4 1502w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1503
1504# indevs / outdevs
38e54a75 1505alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1506alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1507bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1508dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1509fbdev_indev_deps="linux_fb_h"
38e54a75 1510jack_indev_deps="jack_jack_h"
e417d80d 1511libcdio_indev_deps="libcdio"
38e54a75 1512libdc1394_indev_deps="libdc1394"
38e54a75
SS
1513oss_indev_deps_any="soundcard_h sys_soundcard_h"
1514oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1515pulse_indev_deps="libpulse"
15d59d2c
B
1516sndio_indev_deps="sndio_h"
1517sndio_outdev_deps="sndio_h"
38e54a75 1518v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1519vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1520vfwcap_indev_extralibs="-lavicap32"
38e54a75 1521x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1522
912f3148 1523# protocols
3fff6382 1524gopher_protocol_deps="network"
c40e1757
JS
1525httpproxy_protocol_deps="network"
1526httpproxy_protocol_select="tcp_protocol"
c08fb000 1527http_protocol_deps="network"
279a0c97 1528http_protocol_select="tcp_protocol"
183baead 1529https_protocol_select="tls_protocol"
c3b57d6e
DB
1530librtmp_protocol_deps="librtmp"
1531librtmpe_protocol_deps="librtmp"
1532librtmps_protocol_deps="librtmp"
1533librtmpt_protocol_deps="librtmp"
1534librtmpte_protocol_deps="librtmp"
c60a2d70 1535mmsh_protocol_select="http_protocol"
b4cf3f6c 1536mmst_protocol_deps="network"
c3b57d6e 1537rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1538rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1539rtmphttp_protocol_deps="!librtmp_protocol"
1540rtmphttp_protocol_select="http_protocol"
1541rtmpt_protocol_deps="!librtmp_protocol"
1542rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1543rtp_protocol_select="udp_protocol"
5699884c 1544sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1545tcp_protocol_deps="network"
558d192d
MS
1546tls_protocol_deps_any="openssl gnutls"
1547tls_protocol_select="tcp_protocol"
c08fb000
AB
1548udp_protocol_deps="network"
1549
6ebf0bfc 1550# filters
13fabd7a 1551blackframe_filter_deps="gpl"
ce6b6ef6 1552boxblur_filter_deps="gpl"
68b79bfc 1553cropdetect_filter_deps="gpl"
b157be1f 1554delogo_filter_deps="gpl"
a5b64584 1555drawtext_filter_deps="libfreetype"
2e5ff4d0 1556frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1557frei0r_filter_extralibs='$ldl'
a42bb9d6 1558frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1559frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1560hqdn3d_filter_deps="gpl"
d371e7b9 1561resample_filter_deps="avresample"
cf69ad35 1562ocv_filter_deps="libopencv"
2f296e39 1563scale_filter_deps="swscale"
acbac567 1564yadif_filter_deps="gpl"
6ebf0bfc 1565
5a0f7131
MR
1566# libraries
1567avdevice_deps="avcodec avformat"
1568avformat_deps="avcodec"
f7679c54 1569
912f3148 1570# programs
ce03b088
AK
1571avconv_deps="avcodec avfilter avformat avresample swscale
1572 aformat_filter asyncts_filter
1573 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1574avplay_deps="avcodec avformat swscale sdl"
1575avplay_select="rdft"
9e12f0bf 1576avprobe_deps="avcodec avformat"
b263bf66 1577avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1578avserver_extralibs='$ldl'
a2830dca 1579
c73f65d9 1580doc_deps="texi2html"
912f3148 1581
57442411
MR
1582# tests
1583
1584test_deps(){
1585 suf1=$1
1586 suf2=$2
1587 shift 2
1588 for v; do
1589 dep=${v%=*}
1590 tests=${v#*=}
1591 for name in ${tests}; do
908f12f3 1592 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1593 done
1594 done
1595}
1596
908f12f3
MR
1597mxf_d10_test_deps="avfilter"
1598seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1599
57442411
MR
1600test_deps _muxer _demuxer \
1601 aiff \
1602 pcm_alaw=alaw \
1603 asf \
1604 au \
1605 avi \
1606 dv=dv_fmt \
1607 ffm \
1608 flv=flv_fmt \
1609 gxf \
1610 matroska=mkv \
1611 mmf \
1612 mov \
1613 pcm_mulaw=mulaw \
0218808d 1614 mxf="mxf mxf_d10" \
57442411
MR
1615 nut \
1616 ogg \
1617 rawvideo=pixfmt \
1618 rm \
1619 swf \
1620 mpegts=ts \
1621 voc \
1622 wav \
1623 yuv4mpegpipe=yuv4mpeg \
1624
1625mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1626
de6d9b64 1627# default parameters
8a608357 1628
19bd477d 1629logfile="config.log"
8a608357
MR
1630
1631# installation paths
c9d19248
MR
1632prefix_default="/usr/local"
1633bindir_default='${prefix}/bin'
6291d7e4 1634datadir_default='${prefix}/share/avconv'
c9d19248
MR
1635incdir_default='${prefix}/include'
1636libdir_default='${prefix}/lib'
1637mandir_default='${prefix}/share/man'
1638shlibdir_default="$libdir_default"
8a608357
MR
1639
1640# toolchain
121d78d0 1641ar_default="ar"
13c7df3d 1642cc_default="gcc"
a3d7c197 1643cc_version=\"unknown\"
9da6609f 1644host_cc_default="gcc"
11e6d03a 1645ln_s="ln -sf"
89641463 1646nm_default="nm"
11e6d03a 1647objformat="elf"
3f8040db 1648pkg_config_default=pkg-config
be7109c1 1649ranlib="ranlib"
11e6d03a 1650yasmexe="yasm"
8a608357 1651
8182dc34 1652nm_opts='-g'
3e0b1c9a 1653nogas=":"
8182dc34 1654
8a608357 1655# machine
8d4c00ed 1656arch_default=$(uname -m)
38d0a8aa 1657cpu="generic"
8a608357 1658
8a608357 1659# OS
8d4c00ed
MR
1660target_os_default=$(tolower $(uname -s))
1661host_os=$target_os_default
8a608357 1662
8a608357 1663# configurable options
055c61b8
DB
1664enable $PROGRAM_LIST
1665
5a0f7131
MR
1666enable avcodec
1667enable avdevice
cccc039f 1668enable avfilter
5a0f7131 1669enable avformat
c8af852b 1670enable avresample
dc4f5a1c 1671enable avutil
3e0b1c9a
DB
1672enable swscale
1673
3e0b1c9a
DB
1674enable asm
1675enable debug
1676enable doc
1677enable fastdiv
497237c7 1678enable network
8400d6b8 1679enable optimizations
8cfbbd92 1680enable safe_bitstream_reader
530dc538 1681enable static
a9ddb5b1 1682enable swscale_alpha
8a608357 1683
8a608357 1684# build settings
9987769a 1685SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1686AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1687LIBPREF="lib"
1688LIBSUF=".a"
c5f14466
RP
1689FULLNAME='$(NAME)$(BUILDSUF)'
1690LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1691SLIBPREF="lib"
1692SLIBSUF=".so"
c5f14466 1693SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1694SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1695SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1696LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1697SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1698SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1699
bc877faf 1700AS_O='-o $@'
7e6c86e6
MR
1701CC_O='-o $@'
1702
1d01fee9 1703host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1704host_libs='-lm'
1705
9b861379 1706target_path='$(CURDIR)'
a7ada2ba 1707
a158446b
MR
1708# since the object filename is not given with the -MM flag, the compiler
1709# is only able to print the basename, and we must add the path ourselves
c1c3933a 1710DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1711DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1712
c597172e 1713# find source path
24524f36 1714if test -f configure; then
f038cf3c 1715 source_path=.
c597172e 1716else
8477f2de 1717 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1718 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1719 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1720 test -e "$source_path/config.h" &&
1721 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1722fi
1723
13cbe2c0 1724for v in "$@"; do
b04251c5
MR
1725 r=${v#*=}
1726 l=${v%"$r"}
1727 r=$(sh_quote "$r")
29ba0911 1728 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1729done
c597172e 1730
73ef8980
MR
1731find_things(){
1732 thing=$1
1733 pattern=$2
1734 file=$source_path/$3
932ccf39 1735 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1736}
1737
1738ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1739DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1740HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1741PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1742BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1743MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1744DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1745OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1746INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1747PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1748FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1749
54e75be4
DB
1750ALL_COMPONENTS="
1751 $BSF_LIST
1752 $DECODER_LIST
1753 $DEMUXER_LIST
1754 $ENCODER_LIST
1755 $FILTER_LIST
1756 $HWACCEL_LIST
1757 $INDEV_LIST
1758 $MUXER_LIST
1759 $OUTDEV_LIST
1760 $PARSER_LIST
1761 $PROTOCOL_LIST
1762"
1763
57442411 1764find_tests(){
b9d5f1b7 1765 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1766}
1767
57442411 1768LAVF_TESTS=$(find_tests lavf)
48c28162 1769LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1770SEEK_TESTS=$(find_tests seek seek_)
57442411 1771
7263cd55 1772ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1773
8469ae22
MR
1774for n in $COMPONENT_LIST; do
1775 v=$(toupper ${n%s})_LIST
1776 eval enable \$$v
1777 eval ${n}_if_any="\$$v"
1778done
1779
54e75be4 1780enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1781
1782die_unknown(){
1783 echo "Unknown option \"$1\"."
1784 echo "See $0 --help for available options."
1785 exit 1
1786}
1787
794f8e97 1788show_list() {
bf0c4afa
RP
1789 suffix=_$1
1790 shift
2b444ea7 1791 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1792 exit 0
1793}
1794
c597172e 1795for opt do
7483e694
DB
1796 optval="${opt#*=}"
1797 case "$opt" in
0f010b2f 1798 --extra-ldflags=*) add_ldflags $optval
7483e694 1799 ;;
0f010b2f 1800 --extra-libs=*) add_extralibs $optval
7483e694 1801 ;;
8fb1cb58 1802 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1803 ;;
40bcf4c7
BL
1804 --enable-debug=*) debuglevel="$optval"
1805 ;;
36e2dea0 1806 --disable-everything)
1b15dc3c 1807 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1808 ;;
7483e694 1809 --enable-*=*|--disable-*=*)
8b93ddc3 1810 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1811 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1812 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1813 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1814 $action $(filter "$name" $list)
7483e694
DB
1815 ;;
1816 --enable-?*|--disable-?*)
5e622c40 1817 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1818 if is_in $option $COMPONENT_LIST; then
fed5d54b 1819 test $action = disable && action=unset
e3773a55
MR
1820 eval $action \$$(toupper ${option%s})_LIST
1821 elif is_in $option $CMDLINE_SELECT; then
1822 $action $option
1823 else
1824 die_unknown $opt
1825 fi
7483e694
DB
1826 ;;
1827 --list-*)
1828 NAME="${opt#--list-}"
1829 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1830 NAME=${NAME%s}
1831 eval show_list $NAME \$$(toupper $NAME)_LIST
1832 ;;
1833 --help|-h) show_help
1834 ;;
1835 *)
884a36a7 1836 optname="${opt%%=*}"
26759c44
MR
1837 optname="${optname#--}"
1838 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1839 if is_in $optname $CMDLINE_SET; then
1840 eval $optname='$optval'
1841 elif is_in $optname $CMDLINE_APPEND; then
1842 append $optname "$optval"
1843 else
1844 die_unknown $opt
1845 fi
7483e694
DB
1846 ;;
1847 esac
c597172e
MR
1848done
1849
bcea99bb
MR
1850disabled logging && logfile=/dev/null
1851
29ba0911 1852echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1853set >> $logfile
1854
9da6609f
MR
1855test -n "$cross_prefix" && enable cross_compile
1856
8d4c00ed
MR
1857if enabled cross_compile; then
1858 test -n "$arch" && test -n "$target_os" ||
1859 die "Must specify target arch and OS when cross-compiling"
1860fi
1861
1862set_default arch target_os
1863
121d78d0 1864ar_default="${cross_prefix}${ar_default}"
11e6d03a 1865cc_default="${cross_prefix}${cc_default}"
20e0ed95 1866nm_default="${cross_prefix}${nm_default}"
3f8040db 1867pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1868ranlib="${cross_prefix}${ranlib}"
adb2b908 1869
c5200f17
MR
1870sysinclude_default="${sysroot}/usr/include"
1871
e0be794a 1872set_default cc nm pkg_config sysinclude
9da6609f
MR
1873enabled cross_compile || host_cc_default=$cc
1874set_default host_cc
13c7df3d 1875
762f95e4
MR
1876if ! $pkg_config --version >/dev/null 2>&1; then
1877 warn "$pkg_config not found, library detection may fail."
1878 pkg_config=false
1879fi
1880
82bb3329
MR
1881exesuf() {
1882 case $1 in
1c69c79f 1883 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1884 esac
1885}
1886
1887EXESUF=$(exesuf $target_os)
1888HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1889
e4e69e0b 1890# set temporary file name
a49d42c2 1891: ${TMPDIR:=$TEMPDIR}
c51fafa1 1892: ${TMPDIR:=$TMP}
a49d42c2 1893: ${TMPDIR:=/tmp}
e4e69e0b 1894
a210bce2 1895if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1896 # simple replacement for missing mktemp
1897 # NOT SAFE FOR GENERAL USE
1898 mktemp(){
09a5c245 1899 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1900 }
1901fi
1902
1903tmpfile(){
1904 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1905 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1906 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1907 append TMPFILES $tmp
1908 eval $1=$tmp
1909}
1910
1911trap 'rm -f -- $TMPFILES' EXIT
54460a83 1912
55127e7b 1913tmpfile TMPASM .asm
3e0b1c9a
DB
1914tmpfile TMPC .c
1915tmpfile TMPE $EXESUF
1916tmpfile TMPH .h
1917tmpfile TMPO .o
1918tmpfile TMPS .S
1919tmpfile TMPSH .sh
1920tmpfile TMPV .ver
54460a83
MR
1921
1922unset -f mktemp
e4e69e0b 1923
fb3c4ffc
MR
1924chmod +x $TMPE
1925
993f2d0f
MR
1926# make sure we can execute files in $TMPDIR
1927cat > $TMPSH 2>> $logfile <<EOF
1928#! /bin/sh
1929EOF
1930chmod +x $TMPSH >> $logfile 2>&1
1931if ! $TMPSH >> $logfile 2>&1; then
1932 cat <<EOF
1933Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1934variable to another directory and make sure that it is not mounted noexec.
1935EOF
1936 die "Sanity test failed."
1937fi
993f2d0f 1938
3e0b1c9a 1939filter_asflags=echo
19b4c628
MR
1940filter_cflags=echo
1941filter_cppflags=echo
19b4c628 1942
613a4e3f
MR
1943if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1944 cc_type=llvm_gcc
1945 cc_version=__VERSION__
1946 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1947 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1948 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1949 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1950 speed_cflags='-O3'
1951 size_cflags='-Os'
1952elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1953 cc_type=gcc
a3d7c197 1954 cc_version=__VERSION__
5d57846b
MR
1955 gcc_version=$($cc --version | head -n1)
1956 gcc_basever=$($cc -dumpversion)
3ad464bf 1957 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1958 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1959 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1960 if ! $cc -dumpversion | grep -q '^2\.'; then
1961 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1962 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1963 fi
14ca9cd0
MR
1964 speed_cflags='-O3'
1965 size_cflags='-Os'
629687f6
MR
1966elif $cc --version 2>/dev/null | grep -q Intel; then
1967 cc_type=icc
6e3fa35d 1968 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1969 cc_ident=$($cc --version | head -n1)
bdefad73 1970 icc_version=$($cc -dumpversion)
07dec06e
MR
1971 CC_DEPFLAGS='-MMD'
1972 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1973 speed_cflags='-O3'
1974 size_cflags='-Os'
b05394a0 1975 noopt_cflags='-O1'
629687f6
MR
1976elif $cc -v 2>&1 | grep -q xlc; then
1977 cc_type=xlc
6e3fa35d 1978 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1979 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1980 speed_cflags='-O5'
1981 size_cflags='-O5 -qcompact'
df442a8d
MR
1982elif $cc -V 2>/dev/null | grep -q Compaq; then
1983 cc_type=ccc
6e3fa35d 1984 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1985 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1986 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1987 debuglevel=3
df442a8d 1988 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1989 speed_cflags='-fast'
1990 size_cflags='-O1'
6a0d5493 1991elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1992 test -d "$sysroot" || die "No valid sysroot specified."
1993 cc_type=armcc
6e3fa35d 1994 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1995 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1996 armcc_conf="$PWD/armcc.conf"
1997 $cc --arm_linux_configure \
1998 --arm_linux_config_file="$armcc_conf" \
1999 --configure_sysroot="$sysroot" \
2000 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2001 die "Error creating armcc configuration file."
bcafde61 2002 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2003 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2004 as_default="${cross_prefix}gcc"
07dec06e
MR
2005 CC_DEPFLAGS='-MMD'
2006 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2007 speed_cflags='-O3'
2008 size_cflags='-Os'
d0f0f628 2009 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2010elif $cc -version 2>/dev/null | grep -q TMS470; then
2011 cc_type=tms470
6e3fa35d 2012 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2013 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2014 cc="$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
b67a8f49
DC
2052 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2053 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2054 cc_ident=$($cc --version | head -n1)
06da6943
DC
2055 CC_DEPFLAGS='-MMD'
2056 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2057 speed_cflags='-O3'
2058 size_cflags='-Os'
2a472e9c
MK
2059elif $cc -V 2>&1 | grep -q Sun; then
2060 cc_type=suncc
2061 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2062 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2063 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2064 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2065 add_ldflags -xc99
14ca9cd0
MR
2066 speed_cflags='-O5'
2067 size_cflags='-O5 -xspace'
03279bbe
MK
2068 filter_cflags=suncc_flags
2069 suncc_flags(){
2070 for flag; do
2071 case $flag in
2072 -march=*|-mcpu=*)
2073 case "${flag#*=}" in
2074 native) echo -xtarget=native ;;
87ddc38b 2075 v9|niagara) echo -xarch=sparc ;;
03279bbe 2076 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2077 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2078 i586|pentium) echo -xchip=pentium ;;
2079 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2080 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2081 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2082 pentium4*) echo -xtarget=pentium4 ;;
2083 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2084 *-sse3) echo -xarch=sse3 ;;
2085 core2) echo -xarch=ssse3 -xchip=core2 ;;
2086 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2087 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2088 k8|opteron|athlon64|athlon-fx)
2089 echo -xarch=sse2a ;;
2090 athlon*) echo -xarch=pentium_proa ;;
2091 esac
2092 ;;
2093 -std=c99) echo -xc99 ;;
2094 -fomit-frame-pointer) echo -xregs=frameptr ;;
2095 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2096 -W*,*) echo $flag ;;
2097 -f*-*|-W*) ;;
2098 *) echo $flag ;;
2099 esac
2100 done
2101 }
180ec37d 2102elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2103 cc_type=pathscale
2104 cc_version=__PATHSCALE__
2105 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2106 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2107 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2108 speed_cflags='-O2'
2109 size_cflags='-Os'
7b2d2190 2110 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2111elif $cc -v 2>&1 | grep -q Open64; then
2112 cc_type=open64
2113 cc_version=__OPEN64__
2114 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2115 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2116 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2117 speed_cflags='-O2'
2118 size_cflags='-Os'
7b2d2190 2119 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2120elif $cc -V 2>&1 | grep -q Portland; then
2121 cc_type=pgi
2122 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2123 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2124 opt_common='-alias=ansi -Mlre -Mpre'
2125 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2126 size_cflags="-O2 -Munroll=c:1 $opt_common"
2127 noopt_cflags="-O1"
2128 filter_cflags=pgi_flags
2129 pgi_flags(){
2130 for flag; do
2131 case $flag in
2132 -fomit-frame-pointer) echo -Mnoframe ;;
2133 -g) echo -gopt ;;
2134 *) echo $flag ;;
2135 esac
2136 done
2137 }
629687f6
MR
2138fi
2139
851ffa80
MR
2140test -n "$cc_type" && enable $cc_type ||
2141 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2142
75bafbac 2143: ${as_default:=$cc}
50567afa 2144: ${dep_cc_default:=$cc}
684b28e0 2145: ${ld_default:=$cc}
121d78d0 2146set_default ar as dep_cc ld
75800dce 2147
07dec06e
MR
2148test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2149test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2150
7f32f40c 2151add_cflags $extra_cflags
2f2e6c7c 2152add_asflags $extra_cflags
7f32f40c 2153
154d432c
MR
2154if test -n "$sysroot"; then
2155 case "$cc_type" in
00ba041c 2156 gcc|llvm_gcc|clang)
467256f2 2157 add_cppflags --sysroot="$sysroot"
154d432c
MR
2158 add_ldflags --sysroot="$sysroot"
2159 ;;
6fec122a
MR
2160 tms470)
2161 add_cppflags -I"$sysinclude"
2162 add_ldflags --sysroot="$sysroot"
2163 ;;
154d432c
MR
2164 esac
2165fi
2166
d22c13a8
MR
2167if test "$cpu" = host; then
2168 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2169
2170 case "$cc_type" in
613a4e3f 2171 gcc|llvm_gcc)
d22c13a8
MR
2172 check_native(){
2173 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2174 sed -n "/cc1.*$1=/{
27ce1be8
MR
2175 s/.*$1=\\([^ ]*\\).*/\\1/
2176 p
2177 q
2178 }" $TMPE
d22c13a8
MR
2179 }
2180 cpu=$(check_native -march || check_native -mcpu)
2181 ;;
2182 esac
2183
2184 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2185fi
2186
e939cedd
MR
2187# Deal with common $arch aliases
2188case "$arch" in
2189 arm*)
2190 arch="arm"
2191 ;;
2192 mips|mipsel|IP*)
2193 arch="mips"
2194 ;;
47b1860e 2195 mips64*)
e939cedd
MR
2196 arch="mips"
2197 subarch="mips64"
2198 ;;
2199 parisc|hppa)
2200 arch="parisc"
2201 ;;
2202 parisc64|hppa64)
2203 arch="parisc"
2204 subarch="parisc64"
2205 ;;
2206 "Power Macintosh"|ppc|powerpc)
2207 arch="ppc"
2208 ;;
47b1860e 2209 ppc64|powerpc64)
e939cedd
MR
2210 arch="ppc"
2211 subarch="ppc64"
2212 ;;
2213 s390|s390x)
2214 arch="s390"
2215 ;;
2216 sh4|sh)
2217 arch="sh4"
2218 ;;
2219 sun4u|sparc64)
2220 arch="sparc"
2221 subarch="sparc64"
2222 ;;
d33ed7b3 2223 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2224 arch="x86"
2225 ;;
2226esac
2227
851ffa80 2228is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2229enable $arch
e939cedd 2230
df5cdc24 2231# Add processor-specific flags
5d54c126
MR
2232if test "$cpu" = generic; then
2233 : do nothing
2234elif enabled ppc; then
343aef9b 2235
56348891
MR
2236 case $(tolower $cpu) in
2237 601|ppc601|powerpc601)
9dbd5c3d 2238 cpuflags="-mcpu=601"
64ad53ff 2239 disable altivec
9dbd5c3d 2240 ;;
56348891 2241 603*|ppc603*|powerpc603*)
9dbd5c3d 2242 cpuflags="-mcpu=603"
64ad53ff 2243 disable altivec
9dbd5c3d 2244 ;;
56348891 2245 604*|ppc604*|powerpc604*)
9dbd5c3d 2246 cpuflags="-mcpu=604"
64ad53ff 2247 disable altivec
9dbd5c3d 2248 ;;
56348891 2249 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2250 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2251 disable altivec
9dbd5c3d 2252 ;;
56348891 2253 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2254 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2255 ;;
56348891 2256 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2257 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2258 ;;
313f9fbf 2259 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2260 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2261 ;;
313f9fbf
SM
2262 power[3-7]*)
2263 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2264 ;;
56348891 2265 cell)
9dbd5c3d
MR
2266 cpuflags="-mcpu=cell"
2267 enable ldbrx
2268 ;;
7b0b81a1
AL
2269 e500v2)
2270 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2271 disable altivec
2272 ;;
2273 e500)
2274 cpuflags="-mcpu=8540 -mhard-float"
2275 disable altivec
2276 ;;
9dbd5c3d 2277 esac
343aef9b
MR
2278
2279elif enabled x86; then
2280
9dbd5c3d
MR
2281 case $cpu in
2282 i[345]86|pentium)
2283 cpuflags="-march=$cpu"
2284 disable mmx
2285 ;;
2286 # targets that do NOT support conditional mov (cmov)
2287 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2288 cpuflags="-march=$cpu"
2289 disable cmov
2290 ;;
2291 # targets that do support conditional mov (cmov)
9ddf1b1a 2292 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2293 cpuflags="-march=$cpu"
2294 enable cmov
2295 enable fast_cmov
2296 ;;
2297 # targets that do support conditional mov but on which it's slow
2298 pentium4|pentium4m|prescott|nocona)
2299 cpuflags="-march=$cpu"
2300 enable cmov
2301 disable fast_cmov
2302 ;;
2303 esac
343aef9b
MR
2304
2305elif enabled sparc; then
2306
9dbd5c3d 2307 case $cpu in
26b7199e
MK
2308 niagara)
2309 cpuflags="-mcpu=$cpu"
2310 disable vis
2311 ;;
9dbd5c3d
MR
2312 sparc64)
2313 cpuflags="-mcpu=v9"
2314 ;;
2315 esac
343aef9b
MR
2316
2317elif enabled arm; then
2318
34ba23c9
MR
2319 case $cpu in
2320 armv*)
2321 cpuflags="-march=$cpu"
c2eae137 2322 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2323 ;;
2324 *)
2325 cpuflags="-mcpu=$cpu"
c2eae137
MR
2326 case $cpu in
2327 cortex-a*) subarch=armv7a ;;
2328 cortex-r*) subarch=armv7r ;;
9e19704a 2329 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2330 arm11*) subarch=armv6 ;;
2331 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2332 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2333 esac
34ba23c9
MR
2334 ;;
2335 esac
343aef9b
MR
2336
2337elif enabled alpha; then
2338
34ba23c9 2339 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2340
2341elif enabled bfin; then
2342
34ba23c9 2343 cpuflags="-mcpu=$cpu"
343aef9b
MR
2344
2345elif enabled mips; then
2346
34ba23c9 2347 cpuflags="-march=$cpu"
343aef9b
MR
2348
2349elif enabled avr32; then
2350
9dbd5c3d
MR
2351 case $cpu in
2352 ap7[02]0[0-2])
2353 subarch="avr32_ap"
2354 cpuflags="-mpart=$cpu"
2355 ;;
2356 ap)
2357 subarch="avr32_ap"
2358 cpuflags="-march=$cpu"
2359 ;;
2360 uc3[ab]*)
2361 subarch="avr32_uc"
2362 cpuflags="-mcpu=$cpu"
2363 ;;
2364 uc)
2365 subarch="avr32_uc"
2366 cpuflags="-march=$cpu"
2367 ;;
2368 esac
df5cdc24 2369
343aef9b
MR
2370fi
2371
df5cdc24
MR
2372add_cflags $cpuflags
2373add_asflags $cpuflags
2374
993f2d0f
MR
2375# compiler sanity check
2376check_exec <<EOF
2377int main(void){ return 0; }
2378EOF
2379if test "$?" != 0; then
2380 echo "$cc is unable to create an executable file."
2381 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2382 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2383 echo "Only do this if you know what cross compiling means."
2384 fi
2385 die "C compiler test failed."
2386fi
2387
046f081b 2388add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2389check_cflags -std=c99
50a334e4 2390check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2391#include <stdlib.h>
2392EOF
50a334e4 2393check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2394#include <stdlib.h>
2395EOF
e9b9a2f8 2396
f0125de9 2397check_host_cflags -std=c99
0a6db2a2 2398check_host_cflags -Wall
f0125de9 2399
b24dbcbd 2400case "$arch" in
e939cedd 2401 alpha|ia64|mips|parisc|sparc)
8a3c8627 2402 spic=$shared
b24dbcbd 2403 ;;
e939cedd 2404 x86)
cfdb6148 2405 subarch="x86_32"
5adc829e 2406 check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
de27f4d9 2407 if test "$subarch" = "x86_64"; then
e939cedd 2408 spic=$shared
de27f4d9 2409 fi
b24dbcbd 2410 ;;
b24dbcbd
RP
2411esac
2412
343aef9b 2413enable $subarch
8a3c8627 2414enabled spic && enable pic
b24dbcbd 2415
7483e694 2416# OS specific
4f854758 2417case $target_os in
a1629e28 2418 haiku)
63ae7e7c 2419 prefix_default="/boot/common"
108caaaa 2420 network_extralibs="-lnetwork"
f59c4bd6 2421 host_libs=
a1629e28 2422 ;;
7483e694 2423 sunos)
4d58e4cb 2424 AVSERVERLDFLAGS=""
9987769a 2425 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2426 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2427 network_extralibs="-lsocket -lnsl"
779222db 2428 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2429 # When using suncc to build, the Solaris linker will mark
2430 # an executable with each instruction set encountered by
2431 # the Solaris assembler. As our libraries contain their own
2432 # guards for processor-specific code, instead suppress
2433 # generation of the HWCAPS ELF section on Solaris x86 only.
2434 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2435 nm_opts='-P -g'
7483e694
DB
2436 ;;
2437 netbsd)
a1e4b3f6 2438 disable symver
07a8eef6
MR
2439 oss_indev_extralibs="-lossaudio"
2440 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2441 ;;
2442 openbsd)
7c4a001a 2443 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2444 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2445 # however the generated executable will not do anything
2446 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2447 # Thus explicitly enable PIC here.
cd78208b 2448 enable pic
a1e4b3f6 2449 disable symver
7483e694 2450 SHFLAGS='-shared'
07a8eef6
MR
2451 oss_indev_extralibs="-lossaudio"
2452 oss_outdev_extralibs="-lossaudio"
7483e694 2453 ;;
a1e4b3f6 2454 dragonfly)
a1e4b3f6
MR
2455 disable symver
2456 ;;
2457 freebsd)
7483e694
DB
2458 ;;
2459 bsd/os)
355d81df 2460 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2461 ;;
2462 darwin)
301ab19d 2463 gas="gas-preprocessor.pl $cc"
e08b8239 2464 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2465 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2466 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2467 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2468 SLIBSUF=".dylib"
2469 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2470 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2471 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2472 objformat="macho"
1b0f6fb8 2473 enabled x86_64 && objformat="macho64"
8dfa86f7 2474 enabled_any pic shared ||
2704bd1a 2475 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2476 ;;
2477 mingw32*)
9d3f4f50 2478 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2479 disable network
2480 else
2481 target_os=mingw32
2482 fi
dcc01c06 2483 LIBTARGET=i386
1fc9fb8a 2484 if enabled x86_64; then
417516f6 2485 LIBTARGET="i386:x86-64"
336cc1b0 2486 elif enabled arm; then
15c5156d 2487 LIBTARGET=arm-wince
dcc01c06 2488 fi
fbd971a4 2489 shlibdir_default="$bindir_default"
7483e694
DB
2490 SLIBPREF=""
2491 SLIBSUF=".dll"
7483e694
DB
2492 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2493 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2494 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2495 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2496 SLIB_INSTALL_LINKS=
2497 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2498 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2499 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 2500 objformat="win32"
ec10a9ab 2501 dlltool="${cross_prefix}dlltool"
bc574408 2502 enable dos_paths
1894e741 2503 check_cflags -fno-common
e26011d0
RP
2504 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2505 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2506 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2507 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2508 ;;
2509 cygwin*)
4f854758 2510 target_os=cygwin
fbd971a4 2511 shlibdir_default="$bindir_default"
7483e694
DB
2512 SLIBPREF="cyg"
2513 SLIBSUF=".dll"
2514 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2515 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2516 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2517 objformat="win32"
bc574408 2518 enable dos_paths
1894e741 2519 check_cflags -fno-common
a7a187a1 2520 add_cppflags -U__STRICT_ANSI__
7483e694 2521 ;;
4f365f37 2522 *-dos|freedos|opendos)
4f365f37 2523 network_extralibs="-lsocket"
ff1c015d 2524 objformat="coff"
bc574408 2525 enable dos_paths
a7a187a1 2526 add_cppflags -U__STRICT_ANSI__
4f365f37 2527 ;;
7483e694 2528 linux)
046f081b 2529 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2530 enable dv1394
2531 ;;
2532 irix*)
4f854758 2533 target_os=irix
7483e694
DB
2534 ranlib="echo ignoring ranlib"
2535 ;;
d22e8442 2536 os/2*)
d22e8442 2537 ln_s="cp -f"
9297f1ed 2538 objformat="aout"
e14574eb 2539 add_cppflags -D_GNU_SOURCE
355d81df 2540 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2541 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2542 AVSERVERLDFLAGS=""
287d3b13 2543 LIBSUF="_s.a"
d22e8442
DY
2544 SLIBPREF=""
2545 SLIBSUF=".dll"
2546 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2547 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2548 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2549 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2550 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2551 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2552 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2553 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2554 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2555 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2556 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2557 enable dos_paths
d22e8442 2558 ;;
83993c1c 2559 gnu/kfreebsd)
c1f54478 2560 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2561 ;;
34e82167 2562 gnu)
f60d1366 2563 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2564 ;;
d33ed7b3
MR
2565 qnx)
2566 add_cppflags -D_QNX_SOURCE
2567 network_extralibs="-lsocket"
2568 ;;
1c69c79f
MS
2569 symbian)
2570 SLIBSUF=".dll"
2571 enable dos_paths
e3bc07f4
MS
2572 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2573 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2574 add_ldflags -Wl,--target1-abs,--no-undefined \
2575 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2576 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2577 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2578 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2579 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2580 ;;
614d8911
MR
2581 none)
2582 ;;
7483e694 2583 *)
4f924f9a 2584 die "Unknown OS '$target_os'."
7483e694
DB
2585 ;;
2586esac
2587
6555acad
MR
2588esc(){
2589 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2590}
2591
2592echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2593
13cb2187
AS
2594check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2595
c9d19248
MR
2596set_default $PATHS_LIST
2597
320d060a 2598# we need to build at least one lib type
93b3c083 2599if ! enabled_any static shared; then
320d060a
DB
2600 cat <<EOF
2601At least one library type must be built.
2602Specify --enable-static to build the static libraries or --enable-shared to
2603build the shared libraries as well. To only build the shared libraries specify
2604--disable-static in addition to --enable-shared.
2605EOF
2606 exit 1;
2607fi
2608
2184c6f7 2609die_license_disabled() {
4c27207c 2610 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2611}
2612
e417d80d 2613die_license_disabled gpl libcdio
2184c6f7 2614die_license_disabled gpl libx264
de295976 2615die_license_disabled gpl libxavs
2184c6f7 2616die_license_disabled gpl libxvid
2184c6f7
DB
2617die_license_disabled gpl x11grab
2618
2f7ae63b 2619die_license_disabled nonfree libfaac
a060866f 2620die_license_disabled nonfree openssl
b2e3c528 2621
0b175caa
DB
2622die_license_disabled version3 libopencore_amrnb
2623die_license_disabled version3 libopencore_amrwb
d89e738a 2624die_license_disabled version3 libvo_aacenc
f502ff3f 2625die_license_disabled version3 libvo_amrwbenc
0b175caa 2626
9cad0e4e 2627enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2628
40617a6d 2629disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2630
e276d9e8
MR
2631enable_pic() {
2632 enable pic
bce7b696
MR
2633 add_cppflags -DPIC
2634 add_cflags -fPIC
2635 add_asflags -fPIC
e276d9e8
MR
2636}
2637
2638enabled pic && enable_pic
bce7b696 2639
b4d96ba2
MR
2640check_cc <<EOF || die "Symbol mangling check failed."
2641int ff_extern;
2642EOF
8182dc34 2643sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2644extern_prefix=${sym%%ff_extern*}
2645
f65883c8
MR
2646check_cc <<EOF && enable inline_asm
2647void foo(void) { __asm__ volatile ("" ::); }
2648EOF
61d251db 2649
df5e3978
MR
2650_restrict=
2651for restrict_keyword in restrict __restrict__ __restrict; do
2652 check_cc <<EOF && _restrict=$restrict_keyword && break
2653void foo(char * $restrict_keyword p);
2654EOF
2655done
2656
2657check_cc <<EOF && enable attribute_packed
2658struct { int x; } __attribute__((packed)) x;
2659EOF
2660
dffb41b9
MR
2661check_cc <<EOF && enable attribute_may_alias
2662union { int x; } __attribute__((may_alias)) x;
2663EOF
2664
df5e3978
MR
2665check_cc <<EOF || die "endian test failed"
2666unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2667EOF
48fc536a 2668od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2669
e939cedd
MR
2670if enabled alpha; then
2671
2672 check_cflags -mieee
2673
2674elif enabled arm; then
e45391bb 2675
8986fddc 2676 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2677 nogas=die
50fa82e6 2678
44caaa56
MR
2679 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2680 enable vfp_args
2681 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2682 case "${cross_prefix:-$cc}" in
2683 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2684 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2685__asm__ (".eabi_attribute 28, 1");
2686int main(void) { return 0; }
2687EOF
44caaa56
MR
2688 esac
2689 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2690 fi
fa0912fe 2691
fa0912fe
MR
2692 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2693 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2694 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2695 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2696 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2697 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2698
6308729e
MR
2699 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2700
e276d9e8
MR
2701 enabled_all armv6t2 shared !pic && enable_pic
2702
fa0912fe 2703elif enabled mips; then
e45391bb 2704
fa0912fe
MR
2705 check_asm loongson '"dmult.g $1, $2, $3"'
2706 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2707
fa0912fe 2708elif enabled ppc; then
e45391bb 2709
e6a0c354
MR
2710 enable local_aligned_8 local_aligned_16
2711
135448fa 2712 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2713 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2714 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2715 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2716
2717 # AltiVec flags: The FSF version of GCC differs from the Apple version
2718 if enabled altivec; then
301ab19d 2719 nogas=warn
fa0912fe
MR
2720 check_cflags -maltivec -mabi=altivec &&
2721 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2722 check_cflags -faltivec
2723
2724 # check if our compiler supports Motorola AltiVec C API
2725 check_cc <<EOF || disable altivec
2726$inc_altivec_h
2727int main(void) {
2728 vector signed int v1, v2, v3;
2729 v1 = vec_add(v2,v3);
2730 return 0;
2731}
2732EOF
2733
2734 # check if our compiler supports braces for vector declarations
2735 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2736$inc_altivec_h
2737int main (void) { (vector int) {1}; return 0; }
2738EOF
2739 fi
e45391bb 2740
fa0912fe 2741elif enabled sparc; then
e45391bb 2742
fa0912fe
MR
2743 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2744 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2745
fa0912fe 2746elif enabled x86; then
e45391bb 2747
3f150ffb 2748 check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
c0ee695b 2749 check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
8e85ba8d 2750 check_code ld intrin.h "__rdtsc()" && enable rdtsc
358d854d 2751 check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
8e85ba8d 2752
f80ddd5b
RB
2753 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
2754
e6a0c354
MR
2755 enable local_aligned_8 local_aligned_16
2756
44965991
PI
2757 # check whether EBP is available on x86
2758 # As 'i' is stored on the stack, this program will crash
2759 # if the base pointer is used to access it because the
2760 # base pointer is cleared in the inline assembly code.
7dfef245 2761 check_exec_crash <<EOF && enable ebp_available
44965991 2762 volatile int i=0;
be449fca 2763 __asm__ volatile (
44965991
PI
2764 "xorl %%ebp, %%ebp"
2765 ::: "%ebp");
2766 return i;
44965991
PI
2767EOF
2768
f494213c 2769 # check whether EBX is available on x86
7cee5421
MR
2770 check_asm ebx_available '""::"b"(0)' &&
2771 check_asm ebx_available '"":::"%ebx"'
8e380710 2772
6f74fb03
RP
2773 # check whether xmm clobbers are supported
2774 check_asm xmm_clobbers '"":::"%xmm0"'
2775
d7f0920b 2776 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2777 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2778 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2779
9cca1e40 2780 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2781 if check_cmd $yasmexe --version; then
2782 enabled x86_64 && yasm_extra="-m amd64"
2783 yasm_debug="-g dwarf2"
2784 elif check_cmd nasm -v; then
2785 yasmexe=nasm
2786 yasm_debug="-g -F dwarf"
2787 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2788 fi
2789
2790 YASMFLAGS="-f $objformat $yasm_extra"
2791 enabled pic && append YASMFLAGS "-DPIC"
2792 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2793 case "$objformat" in
2794 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2795 esac
2796
48545a8f 2797 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2798 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2799 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2800 fi
e45391bb 2801
669b5583
MR
2802 case "$cpu" in
2803 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2804 disable fast_clz
2805 ;;
2806 esac
2807
44965991
PI
2808fi
2809
301ab19d
MR
2810if enabled asm; then
2811 as=${gas:=$as}
2812 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2813 $nogas "GNU assembler not found, install gas-preprocessor"
2814fi
2815
4a7e068b
MR
2816check_ldflags -Wl,--as-needed
2817
a98bb16d
RP
2818if check_func dlopen; then
2819 ldl=
2820elif check_func dlopen -ldl; then
2821 ldl=-ldl
8bf5d58f
MN
2822fi
2823
54fe299b
DV
2824if enabled network; then
2825 check_type "sys/types.h sys/socket.h" socklen_t
2826 check_type netdb.h "struct addrinfo"
75d339e0
MS
2827 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2828 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2829 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2830 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 2831 check_type poll.h "struct pollfd"
54fe299b
DV
2832 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2833 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2834 check_header netinet/sctp.h
54fe299b
DV
2835 # Prefer arpa/inet.h over winsock2
2836 if check_header arpa/inet.h ; then
2837 check_func closesocket
2838 elif check_header winsock2.h ; then
2839 check_func_headers winsock2.h closesocket -lws2 && \
2840 network_extralibs="-lws2" || \
2841 { check_func_headers winsock2.h closesocket -lws2_32 && \
2842 network_extralibs="-lws2_32"; }
2843 check_type ws2tcpip.h socklen_t
2844 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2845 check_type ws2tcpip.h "struct group_source_req"
2846 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 2847 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 2848 check_type winsock2.h "struct pollfd"
54fe299b
DV
2849 check_type ws2tcpip.h "struct sockaddr_in6"
2850 check_type ws2tcpip.h "struct sockaddr_storage"
2851 check_struct winsock2.h "struct sockaddr" sa_len
2852 else
2853 disable network
2854 fi
2855fi
2856
75ecf149
DB
2857# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2858check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2859
534a2231 2860check_func fcntl
7483e694 2861check_func fork
84882df6 2862check_func getaddrinfo $network_extralibs
7483e694
DB
2863check_func gethrtime
2864check_func getrusage
fc5607f8 2865check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2866check_func gettimeofday
094c09bb 2867check_func inet_aton $network_extralibs
abfc8d05 2868check_func isatty
a5b64584 2869check_func localtime_r
4ae40685 2870check_func ${malloc_prefix}memalign && enable memalign
7483e694 2871check_func mkstemp
0328b9ea 2872check_func mmap
4ae40685 2873check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2874check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2875check_func setrlimit
87958234 2876check_func strerror_r
6379900c 2877check_func strptime
47941088 2878check_func strtok_r
ea4d5f48 2879check_func sched_getaffinity
bcc73960 2880check_func sysconf
b9e22269 2881check_func sysctl
d3d3a32c 2882check_func usleep
b507ebd1 2883check_func_headers io.h setmode
fc5607f8 2884check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2885check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2886check_func_headers windows.h GetProcessTimes
61183b5a 2887check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2888check_func_headers windows.h MapViewOfFile
d3d3a32c 2889check_func_headers windows.h Sleep
7c5bfe7a 2890check_func_headers windows.h VirtualAlloc
6ffa87d3 2891
a98bb16d 2892check_header dlfcn.h
fa845061 2893check_header dxva.h
92c6a099 2894check_header dxva2api.h
3b1ab197 2895check_header io.h
a98bb16d 2896check_header malloc.h
bf6ce82d 2897check_header poll.h
b58412f1 2898check_header sys/mman.h
06bb5905 2899check_header sys/param.h
b091aa44 2900check_header sys/resource.h
bf6ce82d 2901check_header sys/select.h
e64bceea 2902check_header sys/time.h
542920b7 2903check_header unistd.h
272081b0
CEH
2904check_header vdpau/vdpau.h
2905check_header vdpau/vdpau_x11.h
d3d3a32c 2906check_header windows.h
68178ca9 2907check_header X11/extensions/XvMClib.h
a98bb16d 2908
a4fa192c 2909disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2910disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2911
ff3755cb
JG
2912if ! disabled w32threads && ! enabled pthreads; then
2913 check_func _beginthreadex && enable w32threads
2914fi
2915
57bd82d4
MR
2916# check for some common methods of building with pthread support
2917# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2918if ! disabled pthreads && ! enabled w32threads; then
2919 enable pthreads
9e7fd101
MR
2920 if check_func pthread_create; then
2921 :
2922 elif check_func pthread_create -pthread; then
2923 add_cflags -pthread
afc9aee2 2924 add_extralibs -pthread
9e7fd101
MR
2925 elif check_func pthread_create -pthreads; then
2926 add_cflags -pthreads
afc9aee2 2927 add_extralibs -pthreads
8d94f606
GT
2928 elif check_func pthread_create -lpthreadGC2; then
2929 add_extralibs -lpthreadGC2
9e7fd101 2930 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2931 disable pthreads
9e7fd101 2932 fi
57bd82d4
MR
2933fi
2934
8eee7025 2935for thread in $THREADS_LIST; do
e5f94c2b 2936 if enabled $thread; then
3ae3b721
RP
2937 test -n "$thread_type" &&
2938 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2939 thread_type="$thread"
e5f94c2b
RP
2940 fi
2941done
2942
50f7c296 2943check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2944enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2945
15333562 2946check_mathfunc cbrtf
645d2652
MR
2947check_mathfunc exp2
2948check_mathfunc exp2f
46df708b
MS
2949check_mathfunc isinf
2950check_mathfunc isnan
645d2652 2951check_mathfunc llrint
07876e25 2952check_mathfunc llrintf
645d2652
MR
2953check_mathfunc log2
2954check_mathfunc log2f
2955check_mathfunc lrint
2956check_mathfunc lrintf
2957check_mathfunc round
2958check_mathfunc roundf
23d3931a 2959check_mathfunc trunc
645d2652 2960check_mathfunc truncf
f32adb22 2961
57bd82d4 2962# these are off by default, so fail if requested and not available
a1b3c5a3 2963enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2964enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2965enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2966enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
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
7e4d9d5d
RB
3091enabled xmm_clobber_test && \
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 \
3099 -Wl,--wrap,sws_scale || \
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
MR
3145 if enabled x86_32; then
3146 test ${icc_version%%.*} -ge 11 && \
3147 check_cflags -falign-stack=maintain-16-byte || \
3148 disable aligned_stack
3149 fi
df442a8d
MR
3150elif enabled ccc; then
3151 # disable some annoying warnings
3152 add_cflags -msg_disable cvtu32to64
3153 add_cflags -msg_disable embedcomment
3154 add_cflags -msg_disable needconstext
3155 add_cflags -msg_disable nomainieee
3156 add_cflags -msg_disable ptrmismatch1
3157 add_cflags -msg_disable unreachcode
973859f5
MR
3158elif enabled gcc; then
3159 check_cflags -fno-tree-vectorize
765e6134 3160 check_cflags -Werror=implicit-function-declaration
de63bfec 3161 check_cflags -Werror=missing-prototypes
9d6b2077 3162 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3163elif enabled llvm_gcc; then
3164 check_cflags -mllvm -stack-alignment=16
06da6943 3165elif enabled clang; then
5c8ef670 3166 check_cflags -mllvm -stack-alignment=16
06da6943 3167 check_cflags -Qunused-arguments
138132be
MR
3168elif enabled armcc; then
3169 # 2523: use of inline assembler is deprecated
bcafde61
MR
3170 add_cflags -W${armcc_opt},--diag_suppress=2523
3171 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3172 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3173 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3174 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3175 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3176elif enabled tms470; then
3177 add_cflags -pds=824 -pds=837
5f3b8314
MR
3178elif enabled pathscale; then
3179 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3180fi
3181
7483e694
DB
3182enabled_any $THREADS_LIST && enable threads
3183
3184check_deps $CONFIG_LIST \
b6bb00b0 3185 $CONFIG_EXTRA \
7483e694 3186 $HAVE_LIST \
54e75be4
DB
3187 $ALL_COMPONENTS \
3188 $ALL_TESTS \
f70f03f6 3189
3bfd582c 3190enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3191
be1a839c 3192! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3193 enabled_any $need_memalign && enable memalign_hack
3194
3e89171a 3195echo "install prefix $prefix"
f36958f8
DB
3196echo "source path $source_path"
3197echo "C compiler $cc"
f36958f8 3198echo "ARCH $arch ($cpu)"
ce8871c2
MR
3199if test "$build_suffix" != ""; then
3200 echo "build suffix $build_suffix"
eb94aca9 3201fi
ac63af34
DB
3202if test "$extra_version" != ""; then
3203 echo "version string suffix $extra_version"
3204fi
0db2ce77 3205echo "big-endian ${bigendian-no}"
e90f5b5a 3206echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3207if enabled x86; then
6348a96c</