libschroedingerdec: Change AVPicture to AVFrame and use SchroTag to store pts
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
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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]
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169 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
170 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 171 --enable-libopencv enable video filtering via libopencv [no]
e417d80d 172 --enable-libcdio enable audio CD grabbing with libcdio
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173 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
174 and libraw1394 [no]
06454877 175 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
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177 --enable-libgsm enable GSM support via libgsm [no]
178 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
179 --enable-libnut enable NUT (de)muxing via libnut,
180 native (de)muxer exists [no]
181 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 182 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 183 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 184 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 185 --enable-libspeex enable Speex support via libspeex [no]
06454877 186 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 187 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 188 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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189 --enable-libvorbis enable Vorbis encoding via libvorbis,
190 native implementation exists [no]
8299a7f8 191 --enable-libvpx enable VP8 support via libvpx [no]
06454877 192 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 193 --enable-libxavs enable AVS encoding via xavs [no]
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194 --enable-libxvid enable Xvid encoding via xvidcore,
195 native MPEG-4/Xvid encoder exists [no]
a060866f 196 --enable-openssl enable openssl [no]
06454877
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197 --enable-zlib enable zlib [autodetect]
198
199Advanced options (experts only):
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200 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
201 --enable-cross-compile assume a cross-compiler is used
202 --sysroot=PATH root of cross-build tree
203 --sysinclude=PATH location of cross-build system headers
204 --target-os=OS compiler targets OS [$target_os]
205 --target-exec=CMD command to run executables on target
206 --target-path=DIR path to view of build directory on target
207 --nm=NM use nm tool
121d78d0 208 --ar=AR use archive tool AR [$ar_default]
06454877
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209 --as=AS use assembler AS [$as_default]
210 --cc=CC use C compiler CC [$cc_default]
211 --ld=LD use linker LD
212 --host-cc=HOSTCC use host C compiler HOSTCC
213 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
214 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
215 --host-libs=HLIBS use libs HLIBS when linking for host
216 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
217 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
218 --extra-libs=ELIBS add ELIBS [$ELIBS]
219 --extra-version=STRING version string suffix []
3b327a4b 220 --optflags override optimization-related compiler flags
06454877 221 --build-suffix=SUFFIX library name suffix []
3b327a4b 222 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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223 --arch=ARCH select architecture [$arch]
224 --cpu=CPU select the minimum required CPU (affects
225 instruction selection, may crash on older CPUs)
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DB
226 --enable-pic build position-independent code
227 --enable-sram allow use of on-chip SRAM
228 --disable-symver disable symbol versioning
229 --disable-fastdiv disable table-based division
230 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
231 --disable-safe-bitstream-reader
232 disable buffer boundary checking in bitreaders
233 (faster, but may crash)
234 --enable-memalign-hack emulate memalign, interferes with memory debuggers
235
236Optimization options (experts only):
c8a4ae00 237 --disable-asm disable all assembler optimizations
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238 --disable-altivec disable AltiVec optimizations
239 --disable-amd3dnow disable 3DNow! optimizations
240 --disable-amd3dnowext disable 3DNow! extended optimizations
241 --disable-mmx disable MMX optimizations
242 --disable-mmx2 disable MMX2 optimizations
243 --disable-sse disable SSE optimizations
244 --disable-ssse3 disable SSSE3 optimizations
87f1355f 245 --disable-avx disable AVX optimizations
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246 --disable-armv5te disable armv5te optimizations
247 --disable-armv6 disable armv6 optimizations
248 --disable-armv6t2 disable armv6t2 optimizations
249 --disable-armvfp disable ARM VFP optimizations
06454877 250 --disable-mmi disable MMI optimizations
5ea20630 251 --disable-neon disable NEON optimizations
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252 --disable-vis disable VIS optimizations
253 --disable-yasm disable use of yasm assembler
06454877 254
070c5d0f 255Developer options (useful when working on Libav itself):
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256 --disable-debug disable debugging symbols
257 --enable-debug=LEVEL set the debug level [$debuglevel]
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258 --disable-optimizations disable compiler optimizations
259 --enable-extra-warnings enable more compiler warnings
52b3cc60
RD
260 --samples=PATH location of test samples for FATE, if not set use
261 \$FATE_SAMPLES at make invocation time.
7e4d9d5d
RB
262 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
263 should be used only for debugging purposes)
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264
265NOTE: Object files are built at the place where configure is launched.
266EOF
60e8bc13 267 exit 0
74c53c2d 268}
cf9d24ad 269
0884fadf
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270quotes='""'
271
57bd82d4 272log(){
2270b4b2 273 echo "$@" >> $logfile
57bd82d4
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274}
275
720c69da 276log_file(){
c8e9f801 277 log BEGIN $1
2270b4b2 278 pr -n -t $1 >> $logfile
c8e9f801
MR
279 log END $1
280}
281
2ba042a7 282echolog(){
c8e9f801 283 log "$@"
57bd82d4 284 echo "$@"
2ba042a7
MR
285}
286
7bfc8ae6
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287warn(){
288 log "WARNING: $*"
289 WARNINGS="${WARNINGS}WARNING: $*\n"
290}
291
2ba042a7
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292die(){
293 echolog "$@"
294 cat <<EOF
d326cf7f 295
2ba042a7 296If you think configure made a mistake, make sure you are using the latest
4a6a21f5 297version from Git. If the latest version fails, report the problem to the
070c5d0f 298libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 299EOF
e155a21a 300 if disabled logging; then
2ba042a7 301 cat <<EOF
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302Rerun configure with logging enabled (do not use --disable-logging), and
303include the log this produces with your report.
2ba042a7
MR
304EOF
305 else
306cat <<EOF
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307Include the log file "$logfile" produced by configure as this will help
308solving the problem.
2ba042a7
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309EOF
310 fi
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311 exit 1
312}
313
6c6007d6 314# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 315toupper(){
6c6007d6 316 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
317}
318
4a5444db 319tolower(){
6c6007d6 320 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
321}
322
14a8acf1
MR
323c_escape(){
324 echo "$*" | sed 's/["\\]/\\\0/g'
325}
326
b04251c5
MR
327sh_quote(){
328 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 329 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
330 echo "$v"
331}
332
bb7a22b5
MR
333cleanws(){
334 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
335}
336
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MR
337filter(){
338 pat=$1
339 shift
340 for v; do
98ef6079 341 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
342 done
343}
344
9d201b26
MR
345filter_out(){
346 pat=$1
347 shift
348 for v; do
349 eval "case $v in $pat) ;; *) echo $v ;; esac"
350 done
351}
352
36e2dea0
MR
353map(){
354 m=$1
355 shift
e0e335a0 356 for v; do eval $m; done
36e2dea0
MR
357}
358
a8d04fba
MR
359set_all(){
360 value=$1
361 shift
362 for var in $*; do
363 eval $var=$value
364 done
365}
366
72a43668
MR
367set_weak(){
368 value=$1
369 shift
370 for var; do
371 eval : \${$var:=$value}
372 done
373}
374
3f8040db
MR
375set_safe(){
376 var=$1
377 shift
378 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
379}
380
381get_safe(){
382 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
383}
384
799c9e9b
MR
385pushvar(){
386 for var in $*; do
387 eval level=\${${var}_level:=0}
388 eval ${var}_${level}="\$$var"
389 eval ${var}_level=$(($level+1))
390 done
391}
392
393popvar(){
394 for var in $*; do
395 eval level=\${${var}_level:-0}
396 test $level = 0 && continue
397 eval level=$(($level-1))
398 eval $var="\${${var}_${level}}"
399 eval ${var}_level=$level
400 eval unset ${var}_${level}
401 done
402}
403
a8d04fba
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404enable(){
405 set_all yes $*
406}
407
408disable(){
409 set_all no $*
410}
411
72a43668
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412enable_weak(){
413 set_weak yes $*
414}
415
416disable_weak(){
417 set_weak no $*
418}
419
72702705 420enable_safe(){
fd07f803
MR
421 for var; do
422 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
423 done
72702705
MR
424}
425
426disable_safe(){
fd07f803
MR
427 for var; do
428 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
429 done
72702705
MR
430}
431
f9d328da
MR
432do_enable_deep(){
433 for var; do
434 enabled $var && continue
435 eval sel="\$${var}_select"
c510c7b5
MR
436 eval sgs="\$${var}_suggest"
437 pushvar var sgs
f9d328da 438 enable_deep $sel
c510c7b5
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439 popvar sgs
440 enable_deep_weak $sgs
f9d328da
MR
441 popvar var
442 done
443}
444
445enable_deep(){
446 do_enable_deep $*
447 enable $*
448}
449
72a43668
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450enable_deep_weak(){
451 do_enable_deep $*
452 enable_weak $*
453}
454
57bd82d4 455enabled(){
3250003c
MR
456 test "${1#!}" = "$1" && op== || op=!=
457 eval test "x\$${1#!}" $op "xyes"
44161118
MR
458}
459
37970ebf 460disabled(){
3250003c
MR
461 test "${1#!}" = "$1" && op== || op=!=
462 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
463}
464
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465enabled_all(){
466 for opt; do
467 enabled $opt || return 1
468 done
469}
470
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471disabled_all(){
472 for opt; do
473 disabled $opt || return 1
474 done
475}
476
44161118
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477enabled_any(){
478 for opt; do
479 enabled $opt && return 0
480 done
481}
482
85bca2c5
DB
483disabled_any(){
484 for opt; do
485 disabled $opt && return 0
486 done
f7b230a7 487 return 1
85bca2c5
DB
488}
489
c9d19248
MR
490set_default(){
491 for opt; do
88268e94 492 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
493 done
494}
495
4a0d6686
AJ
496is_in(){
497 value=$1
498 shift
499 for var in $*; do
500 [ $var = $value ] && return 0
501 done
502 return 1
503}
504
30fd06be
MR
505check_deps(){
506 for cfg; do
3250003c 507 cfg="${cfg#!}"
799c9e9b
MR
508 enabled ${cfg}_checking && die "Circular dependency for $cfg."
509 disabled ${cfg}_checking && continue
510 enable ${cfg}_checking
511
30fd06be
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512 eval dep_all="\$${cfg}_deps"
513 eval dep_any="\$${cfg}_deps_any"
7ef3425f 514 eval dep_sel="\$${cfg}_select"
c510c7b5 515 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
516 eval dep_ifa="\$${cfg}_if"
517 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 518
3d7453e0
MR
519 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
520 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
521 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 522
3d7453e0
MR
523 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
524 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
525 enabled_all $dep_all || disable $cfg
526 enabled_any $dep_any || disable $cfg
7ef3425f 527 disabled_any $dep_sel && disable $cfg
799c9e9b 528
4ec45764
RP
529 if enabled $cfg; then
530 eval dep_extralibs="\$${cfg}_extralibs"
531 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 532 enable_deep $dep_sel
c510c7b5 533 enable_deep_weak $dep_sgs
4ec45764
RP
534 fi
535
799c9e9b 536 disable ${cfg}_checking
30fd06be
MR
537 done
538}
539
72cfcf41
MR
540print_config_h(){
541 enabled $1 && v=1 || v=0
542 echo "#define $2 $v"
543}
544
545print_config_mak(){
546 enabled $1 && v= || v=!
547 echo "$v$2=yes"
548}
549
55127e7b 550print_config_asm(){
3b15a6d7
RB
551 enabled $1 && v=1 || v=0
552 echo "%define $2 $v"
55127e7b
MR
553}
554
44161118
MR
555print_config(){
556 pfx=$1
72cfcf41
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557 files=$2
558 shift 2
44161118 559 for cfg; do
5e622c40 560 ucname="$(toupper $cfg)"
72cfcf41
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561 for f in $files; do
562 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
563 done
44161118 564 done
57bd82d4
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565}
566
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567print_enabled(){
568 test "$1" = -n && end=" " && shift || end="\n"
569 suf=$1
570 shift
571 for v; do
572 enabled $v && printf "%s$end" ${v%$suf};
573 done
574}
575
57bd82d4
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576append(){
577 var=$1
578 shift
57bd82d4
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579 eval "$var=\"\$$var $*\""
580}
581
60361817
MR
582prepend(){
583 var=$1
584 shift
585 eval "$var=\"$* \$$var\""
586}
587
50a334e4 588add_cppflags(){
caf458dd 589 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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590}
591
57bd82d4 592add_cflags(){
caf458dd 593 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
594}
595
2f2e6c7c 596add_asflags(){
caf458dd 597 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
598}
599
57bd82d4
MR
600add_ldflags(){
601 append LDFLAGS "$@"
602}
603
604add_extralibs(){
60361817 605 prepend extralibs "$@"
57bd82d4
MR
606}
607
b0cfb663 608check_cmd(){
b3cb5d51 609 log "$@"
2270b4b2 610 "$@" >> $logfile 2>&1
b0cfb663
MR
611}
612
dcd479c0 613check_cc(){
57bd82d4 614 log check_cc "$@"
2270b4b2 615 cat > $TMPC
720c69da 616 log_file $TMPC
50a334e4 617 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
618}
619
620check_cpp(){
621 log check_cpp "$@"
2270b4b2 622 cat > $TMPC
720c69da 623 log_file $TMPC
9e7f3277 624 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
625}
626
f65883c8
MR
627check_as(){
628 log check_as "$@"
629 cat > $TMPC
630 log_file $TMPC
2f2e6c7c 631 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
632}
633
940f335a
MR
634check_asm(){
635 log check_asm "$@"
636 name="$1"
3784e82e 637 code="$2"
940f335a 638 shift 2
49214f61
MR
639 disable $name
640 check_as "$@" <<EOF && enable $name
3784e82e 641void foo(void){ __asm__ volatile($code); }
940f335a
MR
642EOF
643}
644
304d586d
LM
645check_yasm(){
646 log check_yasm "$@"
647 echo "$1" > $TMPS
648 log_file $TMPS
649 shift 1
650 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
651}
652
dcd479c0 653check_ld(){
57bd82d4 654 log check_ld "$@"
3155a644
MR
655 flags=''
656 libs=''
657 for f; do
658 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
659 done
2a194acd 660 check_cc $($filter_cflags $flags) || return
7e75f9fe 661 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
662}
663
50a334e4
MR
664check_cppflags(){
665 log check_cppflags "$@"
caf458dd
MR
666 set -- $($filter_cppflags "$@")
667 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
668int x;
669EOF
670}
671
dcd479c0 672check_cflags(){
57bd82d4 673 log check_cflags "$@"
caf458dd
MR
674 set -- $($filter_cflags "$@")
675 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
676int x;
677EOF
678}
679
2ed46eea
MR
680test_ldflags(){
681 log test_ldflags "$@"
682 check_ld "$@" <<EOF
c23a0ac8 683int main(void){ return 0; }
dcd479c0
MR
684EOF
685}
686
2ed46eea
MR
687check_ldflags(){
688 log check_ldflags "$@"
689 test_ldflags "$@" && add_ldflags "$@"
690}
691
dcd479c0 692check_header(){
57bd82d4 693 log check_header "$@"
dcd479c0
MR
694 header=$1
695 shift
b77df637
MR
696 disable_safe $header
697 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
698#include <$header>
699int x;
700EOF
701}
702
703check_func(){
57bd82d4 704 log check_func "$@"
dcd479c0
MR
705 func=$1
706 shift
d8bc5f06
MR
707 disable $func
708 check_ld "$@" <<EOF && enable $func
dcd479c0 709extern int $func();
c23a0ac8 710int main(void){ $func(); }
dcd479c0
MR
711EOF
712}
713
645d2652 714check_mathfunc(){
6b73c0ae 715 log check_mathfunc "$@"
645d2652
MR
716 func=$1
717 shift
718 disable $func
719 check_ld "$@" <<EOF && enable $func
720#include <math.h>
33bd38db
MR
721float foo(float f) { return $func(f); }
722int main(void){ return 0; }
645d2652
MR
723EOF
724}
725
2446d3d6
DB
726check_func_headers(){
727 log check_func_headers "$@"
f8d7b072 728 headers=$1
edaf1ae2 729 funcs=$2
f8d7b072 730 shift 2
edaf1ae2
MR
731 {
732 for hdr in $headers; do
733 echo "#include <$hdr>"
734 done
735 for func in $funcs; do
736 echo "long check_$func(void) { return (long) $func; }"
737 done
738 echo "int main(void) { return 0; }"
739 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
740}
741
a5344cf7
SS
742check_cpp_condition(){
743 log check_cpp_condition "$@"
744 header=$1
745 condition=$2
f855b7b9
MR
746 shift 2
747 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
748#include <$header>
749#if !($condition)
750#error "unsatisfied condition: $condition"
751#endif
752EOF
753}
754
57bd82d4
MR
755check_lib(){
756 log check_lib "$@"
757 header="$1"
758 func="$2"
759 shift 2
84400e9d 760 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
761}
762
f8d7b072
MR
763check_lib2(){
764 log check_lib2 "$@"
765 headers="$1"
edaf1ae2 766 funcs="$2"
f8d7b072 767 shift 2
edaf1ae2 768 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
769}
770
3f8040db
MR
771check_pkg_config(){
772 log check_pkg_config "$@"
773 pkg="$1"
774 headers="$2"
775 funcs="$3"
776 shift 3
777 $pkg_config --exists $pkg || return
778 pkg_cflags=$($pkg_config --cflags $pkg)
779 pkg_libs=$($pkg_config --libs $pkg)
780 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
781 set_safe ${pkg}_cflags $pkg_cflags &&
782 set_safe ${pkg}_libs $pkg_libs
783}
784
dcd479c0 785check_exec(){
2270b4b2 786 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
787}
788
7dfef245 789check_exec_crash(){
5e622c40 790 code=$(cat)
7dfef245
MR
791
792 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
793 # are safe but may not be available everywhere. Thus we use
794 # raise(SIGTERM) instead. The check is run in a subshell so we
795 # can redirect the "Terminated" message from the shell. SIGBUS
796 # is not defined by standard C so it is used conditionally.
797
2270b4b2 798 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
799#include <signal.h>
800static void sighandler(int sig){
801 raise(SIGTERM);
802}
e5af4a11 803int main(void){
7dfef245
MR
804 signal(SIGILL, sighandler);
805 signal(SIGFPE, sighandler);
806 signal(SIGSEGV, sighandler);
807#ifdef SIGBUS
808 signal(SIGBUS, sighandler);
809#endif
810 { $code }
811}
812EOF
813}
814
72be9e73
DY
815check_type(){
816 log check_type "$@"
817 headers=$1
818 type=$2
819 shift 2
ae550ce9 820 disable_safe "$type"
72be9e73
DY
821 incs=""
822 for hdr in $headers; do
823 incs="$incs
824#include <$hdr>"
825 done
ae550ce9 826 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
827$incs
828$type v;
829EOF
830}
831
14d36751
MR
832check_struct(){
833 log check_type "$@"
834 headers=$1
835 struct=$2
836 member=$3
837 shift 3
838 disable_safe "${struct}_${member}"
839 incs=""
840 for hdr in $headers; do
841 incs="$incs
842#include <$hdr>"
843 done
844 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
845$incs
846const void *p = &(($struct *)0)->$member;
847EOF
848}
849
57bd82d4
MR
850require(){
851 name="$1"
852 header="$2"
853 func="$3"
854 shift 3
855 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
856}
857
f8d7b072
MR
858require2(){
859 name="$1"
860 headers="$2"
861 func="$3"
862 shift 3
863 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
864}
865
3f8040db
MR
866require_pkg_config(){
867 pkg="$1"
868 check_pkg_config "$@" || die "ERROR: $pkg not found"
869 add_cflags $(get_safe ${pkg}_cflags)
870 add_extralibs $(get_safe ${pkg}_libs)
871}
872
f0125de9
MR
873check_host_cc(){
874 log check_host_cc "$@"
875 cat > $TMPC
876 log_file $TMPC
877 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
878}
879
880check_host_cflags(){
881 log check_host_cflags "$@"
882 check_host_cc "$@" <<EOF && append host_cflags "$@"
883int x;
884EOF
885}
886
c505dd31
MR
887apply(){
888 file=$1
889 shift
890 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
891}
892
c34681df 893cp_if_changed(){
5e27ec28
MR
894 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
895 mkdir -p "$(dirname $2)"
896 cp -f "$1" "$2"
c34681df
MR
897}
898
dcd61286
DB
899# CONFIG_LIST contains configurable options, while HAVE_LIST is for
900# system-dependent things.
901
4a0d6686
AJ
902COMPONENT_LIST="
903 bsfs
904 decoders
905 demuxers
906 encoders
3cde40aa 907 filters
5666fd73 908 hwaccels
c552605c 909 indevs
4a0d6686 910 muxers
c552605c 911 outdevs
4a0d6686
AJ
912 parsers
913 protocols
914"
915
055c61b8
DB
916PROGRAM_LIST="
917 avconv
918 avplay
919 avprobe
920 avserver
055c61b8
DB
921"
922
4a0d6686
AJ
923CONFIG_LIST="
924 $COMPONENT_LIST
055c61b8 925 $PROGRAM_LIST
a5444fee 926 ac3dsp
5a0f7131
MR
927 avcodec
928 avdevice
f7679c54 929 avfilter
5a0f7131 930 avformat
c8af852b 931 avresample
c88f5d72 932 avisynth
f402916e 933 bzlib
7f3f5f46 934 dct
c73f65d9 935 doc
05aec7bb 936 dwt
92c6a099 937 dxva2
27a9466b 938 fastdiv
1848f7d9 939 fft
47941088 940 frei0r
bc8c1395 941 gnutls
c88f5d72 942 gpl
d8d0d0b2 943 gray
3abe5fbd 944 hardcoded_tables
e417d80d 945 libcdio
f7b8bffe 946 libdc1394
2eed5a46 947 libfaac
a5b64584 948 libfreetype
c88f5d72 949 libgsm
6ebe07fb 950 libmp3lame
c88f5d72 951 libnut
0b175caa
DB
952 libopencore_amrnb
953 libopencore_amrwb
6ebf0bfc 954 libopencv
9a77d59a 955 libopenjpeg
0de9c41f 956 libpulse
0f943ce6 957 librtmp
f7cd9eed 958 libschroedinger
ae14f311 959 libspeex
150d2772 960 libtheora
d89e738a 961 libvo_aacenc
f502ff3f 962 libvo_amrwbenc
c88f5d72 963 libvorbis
8299a7f8 964 libvpx
1cc60c47 965 libx264
de295976 966 libxavs
1cc60c47 967 libxvid
b781cc12 968 lsp
47a158cb 969 mdct
c88f5d72 970 memalign_hack
c4f5c2d6 971 mpegaudiodsp
c88f5d72 972 network
3fe142e2 973 nonfree
a060866f 974 openssl
8a3c8627 975 pic
68602540 976 rdft
44b70ce5 977 rtpdec
e90f5b5a 978 runtime_cpudetect
8cfbbd92 979 safe_bitstream_reader
2e35e684 980 shared
4538729a 981 sinewin
bd2216e4 982 small
6b35d421 983 sram
2e35e684 984 static
5a0f7131 985 swscale
a9ddb5b1 986 swscale_alpha
8986fddc 987 thumb
17492d5e 988 vaapi
ac3dbb4d 989 vda
17492d5e 990 vdpau
9cad0e4e 991 version3
7e4d9d5d 992 xmm_clobber_test
56a059ac 993 x11grab
c88f5d72 994 zlib
4a0d6686 995"
c88f5d72 996
8eee7025 997THREADS_LIST='
8eee7025
DB
998 pthreads
999 w32threads
1000'
1001
3f5b56e5
MR
1002ARCH_LIST='
1003 alpha
a2fc0f6a 1004 arm
fdcd782d
MR
1005 avr32
1006 avr32_ap
1007 avr32_uc
3f5b56e5
MR
1008 bfin
1009 ia64
1010 m68k
1011 mips
bae3abb0 1012 mips64
3f5b56e5 1013 parisc
79cb09b2 1014 ppc
34d11b87 1015 ppc64
3f5b56e5
MR
1016 s390
1017 sh4
1018 sparc
1019 sparc64
0844bae1 1020 tomi
3f5b56e5
MR
1021 x86
1022 x86_32
1023 x86_64
1024'
1025
1026ARCH_EXT_LIST='
1ac9331a 1027 altivec
3bf96eec 1028 amd3dnow
a1ef9f08 1029 amd3dnowext
1ac9331a 1030 armv5te
edab3048 1031 armv6
ab5cb084 1032 armv6t2
f55b299a 1033 armvfp
87f1355f 1034 avx
3f5b56e5
MR
1035 mmi
1036 mmx
d7f0920b 1037 mmx2
6b18d278 1038 neon
799fde37 1039 ppc4xx
1bb04d5a 1040 sse
9eeed841 1041 ssse3
93eb8e4d 1042 vfpv3
bd9d34a0 1043 vis
3f5b56e5
MR
1044'
1045
a3e02a8c
MR
1046HAVE_LIST_PUB='
1047 bigendian
d268eee9 1048 fast_unaligned
a3e02a8c
MR
1049'
1050
3f5b56e5
MR
1051HAVE_LIST="
1052 $ARCH_EXT_LIST
a3e02a8c 1053 $HAVE_LIST_PUB
3f5b56e5 1054 $THREADS_LIST
59782b82 1055 aligned_stack
35fd8122 1056 alsa_asoundlib_h
3f5b56e5 1057 altivec_h
c9fdab0d 1058 arpa_inet_h
6308729e 1059 asm_mod_y
dffb41b9 1060 attribute_may_alias
e7ea5e3d 1061 attribute_packed
ecf97f22 1062 closesocket
1ac9331a 1063 cmov
c88f5d72 1064 dcbzl
f8aa696f
DB
1065 dev_bktr_ioctl_bt848_h
1066 dev_bktr_ioctl_meteor_h
1067 dev_ic_bt8xx_h
f8aa696f 1068 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1069 dev_video_meteor_ioctl_meteor_h
18b67ae5 1070 dlfcn_h
c88f5d72 1071 dlopen
bc574408 1072 dos_paths
245626d0
DB
1073 ebp_available
1074 ebx_available
6b7c7703
VS
1075 exp2
1076 exp2f
c2a29455 1077 fast_64bit
669b5583 1078 fast_clz
7073e9fc 1079 fast_cmov
534a2231 1080 fcntl
9d99cc5a 1081 fork
84882df6 1082 getaddrinfo
da9e86f8 1083 gethrtime
02e8f427 1084 GetProcessAffinityMask
fc5607f8 1085 GetProcessMemoryInfo
4e68cb8a 1086 GetProcessTimes
66be5b45 1087 getrusage
a49d3025 1088 gnu_as
2f0c136e 1089 ibm_asm
2e1913b1 1090 inet_aton
61d251db 1091 inline_asm
abfc8d05 1092 isatty
9f5ff83f 1093 ldbrx
0b4a1821
AS
1094 libdc1394_1
1095 libdc1394_2
a33cab3a 1096 llrint
07876e25 1097 llrintf
d96cd429
MR
1098 local_aligned_16
1099 local_aligned_8
a5b64584 1100 localtime_r
291fd18a 1101 log2
6b7c7703 1102 log2f
85dd97ad 1103 loongson
a33cab3a 1104 lrint
c88f5d72 1105 lrintf
f8aa696f
DB
1106 machine_ioctl_bt848_h
1107 machine_ioctl_meteor_h
c88f5d72 1108 malloc_h
73f6d31e 1109 MapViewOfFile
c88f5d72 1110 memalign
6ffa87d3 1111 mkstemp
0328b9ea 1112 mmap
3e0b1c9a 1113 poll_h
1f91cdce 1114 posix_memalign
a33cab3a
MK
1115 round
1116 roundf
ea4d5f48 1117 sched_getaffinity
c88f5d72
MR
1118 sdl
1119 sdl_video_size
b507ebd1 1120 setmode
3e0b1c9a 1121 setrlimit
15d59d2c 1122 sndio_h
72be9e73 1123 socklen_t
deb29777 1124 soundcard_h
87958234 1125 strerror_r
6379900c 1126 strptime
47941088 1127 strtok_r
c0018613 1128 struct_addrinfo
b4d68544 1129 struct_ipv6_mreq
3e0b1c9a 1130 struct_rusage_ru_maxrss
b4d68544 1131 struct_sockaddr_in6
3b2372bf 1132 struct_sockaddr_sa_len
33a4dbdd 1133 struct_sockaddr_storage
a6a4793d 1134 struct_v4l2_frmivalenum_discrete
b462d132 1135 symver
b462d132 1136 symver_asm_label
3e0b1c9a 1137 symver_gnu_asm
bcc73960 1138 sysconf
b9e22269 1139 sysctl
b58412f1 1140 sys_mman_h
06bb5905 1141 sys_param_h
b091aa44 1142 sys_resource_h
81644c2e 1143 sys_select_h
deb29777 1144 sys_soundcard_h
1b6e8b73 1145 sys_videoio_h
b265431e 1146 threads
23d3931a 1147 trunc
7b04b8a0 1148 truncf
ce742de2 1149 vfp_args
7c5bfe7a 1150 VirtualAlloc
6ff3f3e7 1151 winsock2_h
cc078b5d 1152 xform_asm
6f74fb03 1153 xmm_clobbers
304d586d 1154 yasm
0cb78cef 1155"
44161118 1156
b6bb00b0
MR
1157# options emitted with CONFIG_ prefix but not available on command line
1158CONFIG_EXTRA="
478fd534 1159 aandct
dc4f5a1c 1160 avutil
478fd534 1161 golomb
9cad0e4e 1162 gplv3
478fd534
DB
1163 h264chroma
1164 h264dsp
1165 h264pred
915a2a0a 1166 h264qpel
478fd534 1167 huffman
9cad0e4e 1168 lgplv3
478fd534 1169 lpc
b6bb00b0
MR
1170"
1171
520cc7f1 1172CMDLINE_SELECT="
3f5b56e5 1173 $ARCH_EXT_LIST
520cc7f1 1174 $CONFIG_LIST
8eee7025 1175 $THREADS_LIST
c8a4ae00 1176 asm
db6107b6 1177 cross_compile
520cc7f1
MR
1178 debug
1179 extra_warnings
8c6afa4d 1180 logging
d2bbb2f7 1181 optimizations
9baec618 1182 symver
7595a5e4 1183 yasm
520cc7f1 1184"
426be5dc
DB
1185
1186PATHS_LIST='
d156bede 1187 bindir
14a8acf1 1188 datadir
26759c44
MR
1189 incdir
1190 libdir
26759c44
MR
1191 mandir
1192 prefix
1193 shlibdir
426be5dc
DB
1194'
1195
1196CMDLINE_SET="
1197 $PATHS_LIST
121d78d0 1198 ar
426be5dc 1199 arch
313c46a6 1200 as
426be5dc
DB
1201 build_suffix
1202 cc
1203 cpu
1204 cross_prefix
50567afa 1205 dep_cc
ac63af34 1206 extra_version
9da6609f
MR
1207 host_cc
1208 host_cflags
1209 host_ldflags
1210 host_libs
82bb3329 1211 host_os
684b28e0 1212 ld
426be5dc 1213 logfile
4ae40685 1214 malloc_prefix
89641463 1215 nm
9cd7b854 1216 optflags
3f8040db 1217 pkg_config
2fad0977 1218 samples
c5200f17
MR
1219 sysinclude
1220 sysroot
a7ada2ba 1221 target_exec
26759c44 1222 target_os
a7ada2ba 1223 target_path
426be5dc 1224"
520cc7f1 1225
89f2932b
MR
1226CMDLINE_APPEND="
1227 extra_cflags
1228"
1229
912f3148
DB
1230# code dependency declarations
1231
9eeed841 1232# architecture extensions
808fa33c 1233
a2fc0f6a
MR
1234armv5te_deps="arm"
1235armv6_deps="arm"
ab5cb084 1236armv6t2_deps="arm"
a2fc0f6a 1237armvfp_deps="arm"
808fa33c 1238neon_deps="arm"
93eb8e4d 1239vfpv3_deps="armvfp"
808fa33c 1240
e241ba14 1241mmi_deps="mips"
808fa33c
MR
1242
1243altivec_deps="ppc"
1244ppc4xx_deps="ppc"
1245
1246vis_deps="sparc"
1247
7f8c3d1f 1248x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1249amd3dnow_deps="mmx"
1250amd3dnowext_deps="amd3dnow"
9eeed841 1251mmx_deps="x86"
75aa95a6 1252mmx2_deps="mmx"
75aa95a6
DB
1253sse_deps="mmx"
1254ssse3_deps="sse"
87f1355f 1255avx_deps="ssse3"
9eeed841 1256
59782b82 1257aligned_stack_if_any="ppc x86"
e939cedd 1258fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1259fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1260fast_unaligned_if_any="armv6 ppc x86"
669b5583 1261
6fec122a 1262inline_asm_deps="!tms470"
3e0b1c9a 1263need_memalign="altivec neon sse"
89e053f8 1264
b462d132
MR
1265symver_if_any="symver_asm_label symver_gnu_asm"
1266
26fbcc85 1267# subsystems
dc609252 1268dct_select="rdft"
26fbcc85
MR
1269mdct_select="fft"
1270rdft_select="fft"
c4f5c2d6 1271mpegaudiodsp_select="dct"
26fbcc85 1272
5666fd73 1273# decoders / encoders / hardware accelerators
cfc2a0cf 1274aac_decoder_select="mdct sinewin"
4538729a 1275aac_encoder_select="mdct sinewin"
136e19e1 1276aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1277ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1278ac3_encoder_select="mdct ac3dsp"
3d269059 1279ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1280alac_encoder_select="lpc"
b781cc12 1281amrnb_decoder_select="lsp"
2b2a597e 1282amrwb_decoder_select="lsp"
4538729a 1283atrac1_decoder_select="mdct sinewin"
26fbcc85 1284atrac3_decoder_select="mdct"
a33657ce
DB
1285binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1286binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1287cavs_decoder_select="golomb"
4538729a 1288cook_decoder_select="mdct sinewin"
2eef7c62 1289cscd_decoder_suggest="zlib"
26fbcc85 1290dca_decoder_select="mdct"
e8ed9b7a 1291dnxhd_encoder_select="aandct"
2eef7c62 1292dxa_decoder_select="zlib"
baf91bb9 1293eac3_decoder_select="ac3_decoder"
aa47c35d 1294eac3_encoder_select="mdct ac3dsp"
84c04e25 1295eamad_decoder_select="aandct"
e8ed9b7a 1296eatgq_decoder_select="aandct"
d52b39c7 1297eatqi_decoder_select="aandct"
4f034993
MR
1298ffv1_decoder_select="golomb"
1299flac_decoder_select="golomb"
f4d608e3 1300flac_encoder_select="golomb lpc"
2eef7c62
AJ
1301flashsv_decoder_select="zlib"
1302flashsv_encoder_select="zlib"
c2d23309 1303flashsv2_decoder_select="zlib"
4414137e 1304flv_decoder_select="h263_decoder"
4d4b4bd1 1305flv_encoder_select="h263_encoder"
3447f12d 1306fraps_decoder_select="huffman"
e8ed9b7a 1307h261_encoder_select="aandct"
7f647ae0 1308h263_decoder_select="h263_parser"
e8ed9b7a 1309h263_encoder_select="aandct"
95a61cfc 1310h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1311h263i_decoder_select="h263_decoder"
fe629c2d 1312h263p_encoder_select="h263_encoder"
915a2a0a 1313h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1314h264_dxva2_hwaccel_deps="dxva2api_h"
1315h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1316h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1317h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1318h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1319imc_decoder_select="fft mdct sinewin"
4f034993
MR
1320jpegls_decoder_select="golomb"
1321jpegls_encoder_select="golomb"
e8ed9b7a 1322ljpeg_encoder_select="aandct"
4f034993 1323loco_decoder_select="golomb"
e8ed9b7a 1324mjpeg_encoder_select="aandct"
2cca233b 1325mlp_decoder_select="mlp_parser"
c4f5c2d6 1326mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1327mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1328mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1329mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1330mp3_decoder_select="mpegaudiodsp"
1331mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1332mp3adufloat_decoder_select="mpegaudiodsp"
1333mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1334mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1335mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1336mpc7_decoder_select="mpegaudiodsp"
1337mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1338mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1339mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1340mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1341mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1342mpeg1video_encoder_select="aandct"
164aab02
LA
1343mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1344mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1345mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1346mpeg2video_encoder_select="aandct"
1347mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1348mpeg4_encoder_select="h263_encoder"
95a61cfc 1349mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1350mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1351msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1352msmpeg4v1_encoder_select="h263_encoder"
4414137e 1353msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1354msmpeg4v2_encoder_select="h263_encoder"
4414137e 1355msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1356msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1357nellymoser_decoder_select="mdct sinewin"
1358nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1359png_decoder_select="zlib"
1360png_encoder_select="zlib"
b781cc12 1361qcelp_decoder_select="lsp"
c4f5c2d6 1362qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1363ra_144_encoder_select="lpc"
9f43fdda 1364ralf_decoder_select="golomb"
a8beb22f 1365rv10_decoder_select="h263_decoder"
b2bf38b4 1366rv10_encoder_select="h263_encoder"
a8beb22f 1367rv20_decoder_select="h263_decoder"
b2bf38b4 1368rv20_encoder_select="h263_encoder"
915a2a0a
DB
1369rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1370rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1371shorten_decoder_select="golomb"
b781cc12 1372sipr_decoder_select="lsp"
05aec7bb
MR
1373snow_decoder_select="dwt"
1374snow_encoder_select="aandct dwt"
19ecfb8a 1375svq1_encoder_select="aandct"
915a2a0a 1376svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1377svq3_decoder_suggest="zlib"
4eef77c1 1378theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1379tiff_decoder_suggest="zlib"
1380tiff_encoder_suggest="zlib"
aec09a00 1381truehd_decoder_select="mlp_decoder"
2eef7c62 1382tscc_decoder_select="zlib"
4538729a 1383twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1384vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1385vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1386vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1387vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1388vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1389vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1390vorbis_decoder_select="mdct"
1391vorbis_encoder_select="mdct"
3447f12d 1392vp6_decoder_select="huffman"
e82dc4c9
DB
1393vp6a_decoder_select="vp6_decoder"
1394vp6f_decoder_select="vp6_decoder"
915a2a0a 1395vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1396wmapro_decoder_select="mdct sinewin"
1397wmav1_decoder_select="mdct sinewin"
1398wmav1_encoder_select="mdct sinewin"
1399wmav2_decoder_select="mdct sinewin"
1400wmav2_encoder_select="mdct sinewin"
1401wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1402wmv1_decoder_select="h263_decoder"
665507aa 1403wmv1_encoder_select="h263_encoder"
f95bfab0 1404wmv2_decoder_select="h263_decoder"
1746e2a9 1405wmv2_encoder_select="h263_encoder"
015f8ee0 1406wmv3_decoder_select="vc1_decoder"
f0f86627 1407wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1408wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1409wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1410wmv3image_decoder_select="wmv3_decoder"
0e714f88 1411zerocodec_decoder_select="zlib"
2eef7c62
AJ
1412zlib_decoder_select="zlib"
1413zlib_encoder_select="zlib"
1414zmbv_decoder_select="zlib"
1415zmbv_encoder_select="zlib"
30fd06be 1416
0afab17e 1417vaapi_deps="va_va_h"
ac3dbb4d 1418vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1419vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1420
28b80940 1421# parsers
6a7c5312 1422h264_parser_select="golomb h264dsp h264pred"
28b80940 1423
912f3148 1424# external libraries
c9171a83 1425libfaac_encoder_deps="libfaac"
299c77d5
MR
1426libgsm_decoder_deps="libgsm"
1427libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1428libgsm_ms_decoder_deps="libgsm"
1429libgsm_ms_encoder_deps="libgsm"
1cc60c47 1430libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1431libopencore_amrnb_decoder_deps="libopencore_amrnb"
1432libopencore_amrnb_encoder_deps="libopencore_amrnb"
1433libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1434libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1435libschroedinger_decoder_deps="libschroedinger"
1436libschroedinger_encoder_deps="libschroedinger"
ae14f311 1437libspeex_decoder_deps="libspeex"
b606a017 1438libspeex_encoder_deps="libspeex"
150d2772 1439libtheora_encoder_deps="libtheora"
d89e738a 1440libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1441libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1442libvorbis_encoder_deps="libvorbis"
8299a7f8 1443libvpx_decoder_deps="libvpx"
ee0e9146 1444libvpx_encoder_deps="libvpx"
1cc60c47 1445libx264_encoder_deps="libx264"
de295976 1446libxavs_encoder_deps="libxavs"
1cc60c47 1447libxvid_encoder_deps="libxvid"
30fd06be 1448
912f3148 1449# demuxers / muxers
c2dd0e9e 1450ac3_demuxer_select="ac3_parser"
647c2356 1451asf_stream_muxer_select="asf_muxer"
4e622dea 1452avisynth_demuxer_deps="avisynth"
c2dd0e9e 1453dirac_demuxer_select="dirac_parser"
5b423887 1454eac3_demuxer_select="ac3_parser"
c2dd0e9e 1455flac_demuxer_select="flac_parser"
647c2356 1456ipod_muxer_select="mov_muxer"
4e622dea
SS
1457libnut_demuxer_deps="libnut"
1458libnut_muxer_deps="libnut"
647c2356 1459matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1460matroska_demuxer_suggest="zlib bzlib"
1461mov_demuxer_suggest="zlib"
c2dd0e9e 1462mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1463mp4_muxer_select="mov_muxer"
1464mpegtsraw_demuxer_select="mpegts_demuxer"
1465mxf_d10_muxer_select="mxf_muxer"
24ca518b 1466ogg_demuxer_select="golomb"
647c2356 1467psp_muxer_select="mov_muxer"
44594cc7 1468rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1469rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1470rtsp_demuxer_select="http_protocol rtpdec"
1471rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1472sap_demuxer_select="sdp_demuxer"
2aab70c4 1473sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1474sdp_demuxer_select="rtpdec"
f1e94694 1475spdif_muxer_select="aac_parser"
647c2356
DB
1476tg2_muxer_select="mov_muxer"
1477tgp_muxer_select="mov_muxer"
6bdaa5f4 1478w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1479
1480# indevs / outdevs
38e54a75 1481alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1482alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1483bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1484dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1485fbdev_indev_deps="linux_fb_h"
38e54a75 1486jack_indev_deps="jack_jack_h"
e417d80d 1487libcdio_indev_deps="libcdio"
38e54a75 1488libdc1394_indev_deps="libdc1394"
38e54a75
SS
1489oss_indev_deps_any="soundcard_h sys_soundcard_h"
1490oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1491pulse_indev_deps="libpulse"
15d59d2c
B
1492sndio_indev_deps="sndio_h"
1493sndio_outdev_deps="sndio_h"
38e54a75 1494v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1495vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1496vfwcap_indev_extralibs="-lavicap32"
38e54a75 1497x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1498
912f3148 1499# protocols
3fff6382 1500gopher_protocol_deps="network"
c40e1757
JS
1501httpproxy_protocol_deps="network"
1502httpproxy_protocol_select="tcp_protocol"
c08fb000 1503http_protocol_deps="network"
279a0c97 1504http_protocol_select="tcp_protocol"
183baead 1505https_protocol_select="tls_protocol"
c3b57d6e
DB
1506librtmp_protocol_deps="librtmp"
1507librtmpe_protocol_deps="librtmp"
1508librtmps_protocol_deps="librtmp"
1509librtmpt_protocol_deps="librtmp"
1510librtmpte_protocol_deps="librtmp"
c60a2d70 1511mmsh_protocol_select="http_protocol"
b4cf3f6c 1512mmst_protocol_deps="network"
c3b57d6e 1513rtmp_protocol_deps="!librtmp_protocol"
deeb7012
MS
1514rtmp_protocol_select="tcp_protocol"
1515rtp_protocol_select="udp_protocol"
c08fb000 1516tcp_protocol_deps="network"
558d192d
MS
1517tls_protocol_deps_any="openssl gnutls"
1518tls_protocol_select="tcp_protocol"
c08fb000
AB
1519udp_protocol_deps="network"
1520
6ebf0bfc 1521# filters
13fabd7a 1522blackframe_filter_deps="gpl"
ce6b6ef6 1523boxblur_filter_deps="gpl"
68b79bfc 1524cropdetect_filter_deps="gpl"
b157be1f 1525delogo_filter_deps="gpl"
a5b64584 1526drawtext_filter_deps="libfreetype"
2e5ff4d0 1527frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1528frei0r_filter_extralibs='$ldl'
a42bb9d6 1529frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1530frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1531hqdn3d_filter_deps="gpl"
cf69ad35 1532ocv_filter_deps="libopencv"
acbac567 1533yadif_filter_deps="gpl"
6ebf0bfc 1534
5a0f7131
MR
1535# libraries
1536avdevice_deps="avcodec avformat"
25b3babe 1537avfilter_deps="swscale"
5a0f7131 1538avformat_deps="avcodec"
f7679c54 1539
912f3148 1540# programs
c8af852b 1541avconv_deps="avcodec avfilter avformat avresample swscale"
266463da
AK
1542avplay_deps="avcodec avformat swscale sdl"
1543avplay_select="rdft"
9e12f0bf 1544avprobe_deps="avcodec avformat"
b263bf66 1545avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1546avserver_extralibs='$ldl'
a2830dca 1547
c73f65d9 1548doc_deps="texi2html"
912f3148 1549
57442411
MR
1550# tests
1551
1552test_deps(){
1553 suf1=$1
1554 suf2=$2
1555 shift 2
1556 for v; do
1557 dep=${v%=*}
1558 tests=${v#*=}
1559 for name in ${tests}; do
908f12f3 1560 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1561 done
1562 done
1563}
1564
908f12f3
MR
1565mxf_d10_test_deps="avfilter"
1566seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1567
57442411 1568test_deps _encoder _decoder \
57442411
MR
1569 adpcm_ima_qt \
1570 adpcm_ima_wav \
1571 adpcm_ms \
1572 adpcm_swf \
1573 adpcm_yamaha=adpcm_yam \
1574 alac \
1575 asv1 \
1576 asv2 \
1577 bmp \
a7638957 1578 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1579 dvvideo="dv dv_411 dv50" \
57442411
MR
1580 ffv1 \
1581 flac \
1582 flashsv \
1583 flv \
3e0b1c9a 1584 adpcm_g726=g726 \
57442411
MR
1585 gif \
1586 h261 \
1587 h263="h263 h263p" \
1588 huffyuv \
1589 jpegls \
1590 mjpeg="jpg mjpeg ljpeg" \
1591 mp2 \
1592 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1593 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1594 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1595 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1596 mpeg4="mpeg4thread error rc" \
c0b16605 1597 msmpeg4v3=msmpeg4 \
57442411
MR
1598 msmpeg4v2 \
1599 pbm=pbmpipe \
1600 pcx \
1601 pgm="pgm pgmpipe" \
f0f54c29 1602 png \
57442411
MR
1603 ppm="ppm ppmpipe" \
1604 rawvideo="rgb yuv" \
1605 roq \
1606 rv10 \
1607 rv20 \
1608 sgi \
1609 snow="snow snowll" \
1610 svq1 \
1611 targa=tga \
1612 tiff \
1613 wmav1 \
1614 wmav2 \
1615 wmv1 \
1616 wmv2 \
1617
1618test_deps _muxer _demuxer \
1619 aiff \
1620 pcm_alaw=alaw \
1621 asf \
1622 au \
1623 avi \
1624 dv=dv_fmt \
1625 ffm \
1626 flv=flv_fmt \
1627 gxf \
1628 matroska=mkv \
1629 mmf \
1630 mov \
1631 pcm_mulaw=mulaw \
0218808d 1632 mxf="mxf mxf_d10" \
57442411
MR
1633 nut \
1634 ogg \
1635 rawvideo=pixfmt \
1636 rm \
1637 swf \
1638 mpegts=ts \
1639 voc \
1640 wav \
1641 yuv4mpegpipe=yuv4mpeg \
1642
2c98f407 1643ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder"
57442411 1644mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1645
de6d9b64 1646# default parameters
8a608357 1647
19bd477d 1648logfile="config.log"
8a608357
MR
1649
1650# installation paths
c9d19248
MR
1651prefix_default="/usr/local"
1652bindir_default='${prefix}/bin'
6291d7e4 1653datadir_default='${prefix}/share/avconv'
c9d19248
MR
1654incdir_default='${prefix}/include'
1655libdir_default='${prefix}/lib'
1656mandir_default='${prefix}/share/man'
1657shlibdir_default="$libdir_default"
8a608357
MR
1658
1659# toolchain
121d78d0 1660ar_default="ar"
13c7df3d 1661cc_default="gcc"
a3d7c197 1662cc_version=\"unknown\"
9da6609f 1663host_cc_default="gcc"
11e6d03a 1664ln_s="ln -sf"
89641463 1665nm_default="nm"
11e6d03a 1666objformat="elf"
3f8040db 1667pkg_config_default=pkg-config
be7109c1 1668ranlib="ranlib"
11e6d03a 1669yasmexe="yasm"
8a608357 1670
8182dc34 1671nm_opts='-g'
3e0b1c9a 1672nogas=":"
8182dc34 1673
8a608357 1674# machine
8d4c00ed 1675arch_default=$(uname -m)
38d0a8aa 1676cpu="generic"
8a608357 1677
8a608357 1678# OS
8d4c00ed
MR
1679target_os_default=$(tolower $(uname -s))
1680host_os=$target_os_default
8a608357 1681
8a608357 1682# configurable options
055c61b8
DB
1683enable $PROGRAM_LIST
1684
5a0f7131
MR
1685enable avcodec
1686enable avdevice
cccc039f 1687enable avfilter
5a0f7131 1688enable avformat
c8af852b 1689enable avresample
dc4f5a1c 1690enable avutil
3e0b1c9a
DB
1691enable swscale
1692
3e0b1c9a
DB
1693enable asm
1694enable debug
1695enable doc
1696enable fastdiv
497237c7 1697enable network
8400d6b8 1698enable optimizations
8cfbbd92 1699enable safe_bitstream_reader
530dc538 1700enable static
a9ddb5b1 1701enable swscale_alpha
8a608357 1702
8a608357 1703# build settings
9987769a 1704SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1705AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1706LIBPREF="lib"
1707LIBSUF=".a"
c5f14466
RP
1708FULLNAME='$(NAME)$(BUILDSUF)'
1709LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1710SLIBPREF="lib"
1711SLIBSUF=".so"
c5f14466 1712SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1713SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1714SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1715LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1716SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1717SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1718
bc877faf 1719AS_O='-o $@'
7e6c86e6
MR
1720CC_O='-o $@'
1721
0a6db2a2 1722host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1723host_libs='-lm'
1724
9b861379 1725target_path='$(CURDIR)'
a7ada2ba 1726
a158446b
MR
1727# since the object filename is not given with the -MM flag, the compiler
1728# is only able to print the basename, and we must add the path ourselves
c1c3933a 1729DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1730DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1731
c597172e 1732# find source path
24524f36 1733if test -f configure; then
f038cf3c 1734 source_path=.
c597172e 1735else
8477f2de 1736 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1737 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1738 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1739 test -e "$source_path/config.h" &&
1740 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1741fi
1742
13cbe2c0 1743for v in "$@"; do
b04251c5
MR
1744 r=${v#*=}
1745 l=${v%"$r"}
1746 r=$(sh_quote "$r")
29ba0911 1747 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1748done
c597172e 1749
73ef8980
MR
1750find_things(){
1751 thing=$1
1752 pattern=$2
1753 file=$source_path/$3
932ccf39 1754 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1755}
1756
1757ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1758DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1759HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1760PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1761BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1762MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1763DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1764OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1765INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1766PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1767FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1768
54e75be4
DB
1769ALL_COMPONENTS="
1770 $BSF_LIST
1771 $DECODER_LIST
1772 $DEMUXER_LIST
1773 $ENCODER_LIST
1774 $FILTER_LIST
1775 $HWACCEL_LIST
1776 $INDEV_LIST
1777 $MUXER_LIST
1778 $OUTDEV_LIST
1779 $PARSER_LIST
1780 $PROTOCOL_LIST
1781"
1782
57442411 1783find_tests(){
b9d5f1b7 1784 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1785}
1786
1787ACODEC_TESTS=$(find_tests acodec)
1788VCODEC_TESTS=$(find_tests vsynth1)
1789LAVF_TESTS=$(find_tests lavf)
48c28162 1790LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1791SEEK_TESTS=$(find_tests seek seek_)
57442411 1792
54e75be4
DB
1793ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1794
40fe5019
MR
1795pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1796
8469ae22
MR
1797for n in $COMPONENT_LIST; do
1798 v=$(toupper ${n%s})_LIST
1799 eval enable \$$v
1800 eval ${n}_if_any="\$$v"
1801done
1802
54e75be4 1803enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1804
1805die_unknown(){
1806 echo "Unknown option \"$1\"."
1807 echo "See $0 --help for available options."
1808 exit 1
1809}
1810
794f8e97 1811show_list() {
bf0c4afa
RP
1812 suffix=_$1
1813 shift
2b444ea7 1814 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1815 exit 0
1816}
1817
c597172e 1818for opt do
7483e694
DB
1819 optval="${opt#*=}"
1820 case "$opt" in
0f010b2f 1821 --extra-ldflags=*) add_ldflags $optval
7483e694 1822 ;;
0f010b2f 1823 --extra-libs=*) add_extralibs $optval
7483e694 1824 ;;
8fb1cb58 1825 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1826 ;;
40bcf4c7
BL
1827 --enable-debug=*) debuglevel="$optval"
1828 ;;
36e2dea0 1829 --disable-everything)
1b15dc3c 1830 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1831 ;;
7483e694 1832 --enable-*=*|--disable-*=*)
8b93ddc3 1833 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1834 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1835 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1836 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1837 $action $(filter "$name" $list)
7483e694
DB
1838 ;;
1839 --enable-?*|--disable-?*)
5e622c40 1840 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1841 if is_in $option $COMPONENT_LIST; then
fed5d54b 1842 test $action = disable && action=unset
e3773a55
MR
1843 eval $action \$$(toupper ${option%s})_LIST
1844 elif is_in $option $CMDLINE_SELECT; then
1845 $action $option
1846 else
1847 die_unknown $opt
1848 fi
7483e694
DB
1849 ;;
1850 --list-*)
1851 NAME="${opt#--list-}"
1852 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1853 NAME=${NAME%s}
1854 eval show_list $NAME \$$(toupper $NAME)_LIST
1855 ;;
1856 --help|-h) show_help
1857 ;;
1858 *)
884a36a7 1859 optname="${opt%%=*}"
26759c44
MR
1860 optname="${optname#--}"
1861 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1862 if is_in $optname $CMDLINE_SET; then
1863 eval $optname='$optval'
1864 elif is_in $optname $CMDLINE_APPEND; then
1865 append $optname "$optval"
1866 else
1867 die_unknown $opt
1868 fi
7483e694
DB
1869 ;;
1870 esac
c597172e
MR
1871done
1872
bcea99bb
MR
1873disabled logging && logfile=/dev/null
1874
29ba0911 1875echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1876set >> $logfile
1877
9da6609f
MR
1878test -n "$cross_prefix" && enable cross_compile
1879
8d4c00ed
MR
1880if enabled cross_compile; then
1881 test -n "$arch" && test -n "$target_os" ||
1882 die "Must specify target arch and OS when cross-compiling"
1883fi
1884
1885set_default arch target_os
1886
121d78d0 1887ar_default="${cross_prefix}${ar_default}"
11e6d03a 1888cc_default="${cross_prefix}${cc_default}"
20e0ed95 1889nm_default="${cross_prefix}${nm_default}"
3f8040db 1890pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1891ranlib="${cross_prefix}${ranlib}"
adb2b908 1892
c5200f17
MR
1893sysinclude_default="${sysroot}/usr/include"
1894
e0be794a 1895set_default cc nm pkg_config sysinclude
9da6609f
MR
1896enabled cross_compile || host_cc_default=$cc
1897set_default host_cc
13c7df3d 1898
762f95e4
MR
1899if ! $pkg_config --version >/dev/null 2>&1; then
1900 warn "$pkg_config not found, library detection may fail."
1901 pkg_config=false
1902fi
1903
82bb3329
MR
1904exesuf() {
1905 case $1 in
1c69c79f 1906 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1907 esac
1908}
1909
1910EXESUF=$(exesuf $target_os)
1911HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1912
e4e69e0b 1913# set temporary file name
a49d42c2 1914: ${TMPDIR:=$TEMPDIR}
c51fafa1 1915: ${TMPDIR:=$TMP}
a49d42c2 1916: ${TMPDIR:=/tmp}
e4e69e0b 1917
a210bce2 1918if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1919 # simple replacement for missing mktemp
1920 # NOT SAFE FOR GENERAL USE
1921 mktemp(){
09a5c245 1922 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1923 }
1924fi
1925
1926tmpfile(){
1927 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1928 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1929 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1930 append TMPFILES $tmp
1931 eval $1=$tmp
1932}
1933
1934trap 'rm -f -- $TMPFILES' EXIT
54460a83 1935
55127e7b 1936tmpfile TMPASM .asm
3e0b1c9a
DB
1937tmpfile TMPC .c
1938tmpfile TMPE $EXESUF
1939tmpfile TMPH .h
1940tmpfile TMPO .o
1941tmpfile TMPS .S
1942tmpfile TMPSH .sh
1943tmpfile TMPV .ver
54460a83
MR
1944
1945unset -f mktemp
e4e69e0b 1946
fb3c4ffc
MR
1947chmod +x $TMPE
1948
993f2d0f
MR
1949# make sure we can execute files in $TMPDIR
1950cat > $TMPSH 2>> $logfile <<EOF
1951#! /bin/sh
1952EOF
1953chmod +x $TMPSH >> $logfile 2>&1
1954if ! $TMPSH >> $logfile 2>&1; then
1955 cat <<EOF
1956Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1957variable to another directory and make sure that it is not mounted noexec.
1958EOF
1959 die "Sanity test failed."
1960fi
993f2d0f 1961
3e0b1c9a 1962filter_asflags=echo
19b4c628
MR
1963filter_cflags=echo
1964filter_cppflags=echo
19b4c628 1965
613a4e3f
MR
1966if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1967 cc_type=llvm_gcc
1968 cc_version=__VERSION__
1969 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1970 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1971 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1972 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1973 speed_cflags='-O3'
1974 size_cflags='-Os'
1975elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1976 cc_type=gcc
a3d7c197 1977 cc_version=__VERSION__
5d57846b
MR
1978 gcc_version=$($cc --version | head -n1)
1979 gcc_basever=$($cc -dumpversion)
3ad464bf 1980 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1981 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1982 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1983 if ! $cc -dumpversion | grep -q '^2\.'; then
1984 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1985 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1986 fi
14ca9cd0
MR
1987 speed_cflags='-O3'
1988 size_cflags='-Os'
629687f6
MR
1989elif $cc --version 2>/dev/null | grep -q Intel; then
1990 cc_type=icc
6e3fa35d 1991 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1992 cc_ident=$($cc --version | head -n1)
bdefad73 1993 icc_version=$($cc -dumpversion)
07dec06e
MR
1994 CC_DEPFLAGS='-MMD'
1995 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1996 speed_cflags='-O3'
1997 size_cflags='-Os'
b05394a0 1998 noopt_cflags='-O1'
629687f6
MR
1999elif $cc -v 2>&1 | grep -q xlc; then
2000 cc_type=xlc
6e3fa35d 2001 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 2002 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
2003 speed_cflags='-O5'
2004 size_cflags='-O5 -qcompact'
df442a8d
MR
2005elif $cc -V 2>/dev/null | grep -q Compaq; then
2006 cc_type=ccc
6e3fa35d 2007 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2008 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2009 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2010 debuglevel=3
df442a8d 2011 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2012 speed_cflags='-fast'
2013 size_cflags='-O1'
6a0d5493 2014elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2015 test -d "$sysroot" || die "No valid sysroot specified."
2016 cc_type=armcc
6e3fa35d 2017 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2018 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2019 armcc_conf="$PWD/armcc.conf"
2020 $cc --arm_linux_configure \
2021 --arm_linux_config_file="$armcc_conf" \
2022 --configure_sysroot="$sysroot" \
2023 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2024 die "Error creating armcc configuration file."
bcafde61 2025 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2026 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2027 as_default="${cross_prefix}gcc"
07dec06e
MR
2028 CC_DEPFLAGS='-MMD'
2029 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2030 speed_cflags='-O3'
2031 size_cflags='-Os'
d0f0f628 2032 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2033elif $cc -version 2>/dev/null | grep -q TMS470; then
2034 cc_type=tms470
6e3fa35d 2035 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2036 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2037 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2038 CC_O='-fr=$(@D)'
2039 as_default="${cross_prefix}gcc"
2040 ld_default="${cross_prefix}gcc"
6fec122a
MR
2041 TMPO=$(basename $TMPC .c).o
2042 append TMPFILES $TMPO
2043 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2044 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2045 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2046 speed_cflags='-O3 -mf=5'
2047 size_cflags='-O3 -mf=2'
6fec122a
MR
2048 filter_cflags=tms470_flags
2049 tms470_flags(){
2050 for flag; do
2051 case $flag in
2052 -march=*|-mcpu=*)
2053 case "${flag#*=}" in
2054 armv7-a|cortex-a*) echo -mv=7a8 ;;
2055 armv7-r|cortex-r*) echo -mv=7r4 ;;
2056 armv7-m|cortex-m*) echo -mv=7m3 ;;
2057 armv6*|arm11*) echo -mv=6 ;;
2058 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2059 echo -mv=5e ;;
2060 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2061 esac
2062 ;;
2063 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2064 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2065 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2066 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2067 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2068 -g) echo -g -mn ;;
587d24ff 2069 -pds=*) echo $flag ;;
6fec122a
MR
2070 esac
2071 done
2072 }
06da6943
DC
2073elif $cc -v 2>&1 | grep -q clang; then
2074 cc_type=clang
b67a8f49
DC
2075 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2076 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2077 cc_ident=$($cc --version | head -n1)
06da6943
DC
2078 CC_DEPFLAGS='-MMD'
2079 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2080 speed_cflags='-O3'
2081 size_cflags='-Os'
2a472e9c
MK
2082elif $cc -V 2>&1 | grep -q Sun; then
2083 cc_type=suncc
2084 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2085 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2086 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2087 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2088 add_ldflags -xc99
14ca9cd0
MR
2089 speed_cflags='-O5'
2090 size_cflags='-O5 -xspace'
03279bbe
MK
2091 filter_cflags=suncc_flags
2092 suncc_flags(){
2093 for flag; do
2094 case $flag in
2095 -march=*|-mcpu=*)
2096 case "${flag#*=}" in
2097 native) echo -xtarget=native ;;
87ddc38b 2098 v9|niagara) echo -xarch=sparc ;;
03279bbe 2099 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2100 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2101 i586|pentium) echo -xchip=pentium ;;
2102 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2103 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2104 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2105 pentium4*) echo -xtarget=pentium4 ;;
2106 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2107 *-sse3) echo -xarch=sse3 ;;
2108 core2) echo -xarch=ssse3 -xchip=core2 ;;
2109 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2110 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2111 k8|opteron|athlon64|athlon-fx)
2112 echo -xarch=sse2a ;;
2113 athlon*) echo -xarch=pentium_proa ;;
2114 esac
2115 ;;
2116 -std=c99) echo -xc99 ;;
2117 -fomit-frame-pointer) echo -xregs=frameptr ;;
2118 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2119 -W*,*) echo $flag ;;
2120 -f*-*|-W*) ;;
2121 *) echo $flag ;;
2122 esac
2123 done
2124 }
180ec37d 2125elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2126 cc_type=pathscale
2127 cc_version=__PATHSCALE__
2128 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2129 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2130 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2131 speed_cflags='-O2'
2132 size_cflags='-Os'
7b2d2190 2133 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2134elif $cc -v 2>&1 | grep -q Open64; then
2135 cc_type=open64
2136 cc_version=__OPEN64__
2137 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2138 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2139 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2140 speed_cflags='-O2'
2141 size_cflags='-Os'
7b2d2190 2142 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2143elif $cc -V 2>&1 | grep -q Portland; then
2144 cc_type=pgi
2145 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2146 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2147 opt_common='-alias=ansi -Mlre -Mpre'
2148 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2149 size_cflags="-O2 -Munroll=c:1 $opt_common"
2150 noopt_cflags="-O1"
2151 filter_cflags=pgi_flags
2152 pgi_flags(){
2153 for flag; do
2154 case $flag in
2155 -fomit-frame-pointer) echo -Mnoframe ;;
2156 -g) echo -gopt ;;
2157 *) echo $flag ;;
2158 esac
2159 done
2160 }
629687f6
MR
2161fi
2162
851ffa80
MR
2163test -n "$cc_type" && enable $cc_type ||
2164 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2165
75bafbac 2166: ${as_default:=$cc}
50567afa 2167: ${dep_cc_default:=$cc}
684b28e0 2168: ${ld_default:=$cc}
121d78d0 2169set_default ar as dep_cc ld
75800dce 2170
07dec06e
MR
2171test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2172test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2173
7f32f40c 2174add_cflags $extra_cflags
2f2e6c7c 2175add_asflags $extra_cflags
7f32f40c 2176
154d432c
MR
2177if test -n "$sysroot"; then
2178 case "$cc_type" in
00ba041c 2179 gcc|llvm_gcc|clang)
467256f2 2180 add_cppflags --sysroot="$sysroot"
154d432c
MR
2181 add_ldflags --sysroot="$sysroot"
2182 ;;
6fec122a
MR
2183 tms470)
2184 add_cppflags -I"$sysinclude"
2185 add_ldflags --sysroot="$sysroot"
2186 ;;
154d432c
MR
2187 esac
2188fi
2189
d22c13a8
MR
2190if test "$cpu" = host; then
2191 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2192
2193 case "$cc_type" in
613a4e3f 2194 gcc|llvm_gcc)
d22c13a8
MR
2195 check_native(){
2196 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2197 sed -n "/cc1.*$1=/{
27ce1be8
MR
2198 s/.*$1=\\([^ ]*\\).*/\\1/
2199 p
2200 q
2201 }" $TMPE
d22c13a8
MR
2202 }
2203 cpu=$(check_native -march || check_native -mcpu)
2204 ;;
2205 esac
2206
2207 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2208fi
2209
e939cedd
MR
2210# Deal with common $arch aliases
2211case "$arch" in
2212 arm*)
2213 arch="arm"
2214 ;;
2215 mips|mipsel|IP*)
2216 arch="mips"
2217 ;;
47b1860e 2218 mips64*)
e939cedd
MR
2219 arch="mips"
2220 subarch="mips64"
2221 ;;
2222 parisc|hppa)
2223 arch="parisc"
2224 ;;
2225 parisc64|hppa64)
2226 arch="parisc"
2227 subarch="parisc64"
2228 ;;
2229 "Power Macintosh"|ppc|powerpc)
2230 arch="ppc"
2231 ;;
47b1860e 2232 ppc64|powerpc64)
e939cedd
MR
2233 arch="ppc"
2234 subarch="ppc64"
2235 ;;
2236 s390|s390x)
2237 arch="s390"
2238 ;;
2239 sh4|sh)
2240 arch="sh4"
2241 ;;
2242 sun4u|sparc64)
2243 arch="sparc"
2244 subarch="sparc64"
2245 ;;
d33ed7b3 2246 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2247 arch="x86"
2248 ;;
2249esac
2250
851ffa80 2251is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2252enable $arch
e939cedd 2253
df5cdc24 2254# Add processor-specific flags
5d54c126
MR
2255if test "$cpu" = generic; then
2256 : do nothing
2257elif enabled ppc; then
343aef9b 2258
56348891
MR
2259 case $(tolower $cpu) in
2260 601|ppc601|powerpc601)
9dbd5c3d 2261 cpuflags="-mcpu=601"
64ad53ff 2262 disable altivec
9dbd5c3d 2263 ;;
56348891 2264 603*|ppc603*|powerpc603*)
9dbd5c3d 2265 cpuflags="-mcpu=603"
64ad53ff 2266 disable altivec
9dbd5c3d 2267 ;;
56348891 2268 604*|ppc604*|powerpc604*)
9dbd5c3d 2269 cpuflags="-mcpu=604"
64ad53ff 2270 disable altivec
9dbd5c3d 2271 ;;
56348891 2272 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2273 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2274 disable altivec
9dbd5c3d 2275 ;;
56348891 2276 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2277 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2278 ;;
56348891 2279 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2280 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2281 ;;
313f9fbf 2282 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2283 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2284 ;;
313f9fbf
SM
2285 power[3-7]*)
2286 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2287 ;;
56348891 2288 cell)
9dbd5c3d
MR
2289 cpuflags="-mcpu=cell"
2290 enable ldbrx
2291 ;;
7b0b81a1
AL
2292 e500v2)
2293 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2294 disable altivec
2295 ;;
2296 e500)
2297 cpuflags="-mcpu=8540 -mhard-float"
2298 disable altivec
2299 ;;
9dbd5c3d 2300 esac
343aef9b
MR
2301
2302elif enabled x86; then
2303
9dbd5c3d
MR
2304 case $cpu in
2305 i[345]86|pentium)
2306 cpuflags="-march=$cpu"
2307 disable mmx
2308 ;;
2309 # targets that do NOT support conditional mov (cmov)
2310 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2311 cpuflags="-march=$cpu"
2312 disable cmov
2313 ;;
2314 # targets that do support conditional mov (cmov)
9ddf1b1a 2315 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2316 cpuflags="-march=$cpu"
2317 enable cmov
2318 enable fast_cmov
2319 ;;
2320 # targets that do support conditional mov but on which it's slow
2321 pentium4|pentium4m|prescott|nocona)
2322 cpuflags="-march=$cpu"
2323 enable cmov
2324 disable fast_cmov
2325 ;;
2326 esac
343aef9b
MR
2327
2328elif enabled sparc; then
2329
9dbd5c3d 2330 case $cpu in
26b7199e
MK
2331 niagara)
2332 cpuflags="-mcpu=$cpu"
2333 disable vis
2334 ;;
9dbd5c3d
MR
2335 sparc64)
2336 cpuflags="-mcpu=v9"
2337 ;;
2338 esac
343aef9b
MR
2339
2340elif enabled arm; then
2341
34ba23c9
MR
2342 case $cpu in
2343 armv*)
2344 cpuflags="-march=$cpu"
c2eae137 2345 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2346 ;;
2347 *)
2348 cpuflags="-mcpu=$cpu"
c2eae137
MR
2349 case $cpu in
2350 cortex-a*) subarch=armv7a ;;
2351 cortex-r*) subarch=armv7r ;;
9e19704a 2352 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2353 arm11*) subarch=armv6 ;;
2354 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2355 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2356 esac
34ba23c9
MR
2357 ;;
2358 esac
343aef9b
MR
2359
2360elif enabled alpha; then
2361
34ba23c9 2362 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2363
2364elif enabled bfin; then
2365
34ba23c9 2366 cpuflags="-mcpu=$cpu"
343aef9b
MR
2367
2368elif enabled mips; then
2369
34ba23c9 2370 cpuflags="-march=$cpu"
343aef9b
MR
2371
2372elif enabled avr32; then
2373
9dbd5c3d
MR
2374 case $cpu in
2375 ap7[02]0[0-2])
2376 subarch="avr32_ap"
2377 cpuflags="-mpart=$cpu"
2378 ;;
2379 ap)
2380 subarch="avr32_ap"
2381 cpuflags="-march=$cpu"
2382 ;;
2383 uc3[ab]*)
2384 subarch="avr32_uc"
2385 cpuflags="-mcpu=$cpu"
2386 ;;
2387 uc)
2388 subarch="avr32_uc"
2389 cpuflags="-march=$cpu"
2390 ;;
2391 esac
df5cdc24 2392
343aef9b
MR
2393fi
2394
df5cdc24
MR
2395add_cflags $cpuflags
2396add_asflags $cpuflags
2397
993f2d0f
MR
2398# compiler sanity check
2399check_exec <<EOF
2400int main(void){ return 0; }
2401EOF
2402if test "$?" != 0; then
2403 echo "$cc is unable to create an executable file."
2404 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2405 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2406 echo "Only do this if you know what cross compiling means."
2407 fi
2408 die "C compiler test failed."
2409fi
2410
046f081b 2411add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2412check_cflags -std=c99
50a334e4 2413check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2414#include <stdlib.h>
2415EOF
50a334e4 2416check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2417#include <stdlib.h>
2418EOF
e9b9a2f8 2419
f0125de9 2420check_host_cflags -std=c99
0a6db2a2 2421check_host_cflags -Wall
f0125de9 2422
b24dbcbd 2423case "$arch" in
e939cedd 2424 alpha|ia64|mips|parisc|sparc)
8a3c8627 2425 spic=$shared
b24dbcbd 2426 ;;
e939cedd 2427 x86)
cfdb6148 2428 subarch="x86_32"
e939cedd 2429 check_cc <<EOF && subarch="x86_64"
58b3536d 2430 int test[(int)sizeof(char*) - 7];
cfdb6148 2431EOF
de27f4d9 2432 if test "$subarch" = "x86_64"; then
e939cedd 2433 spic=$shared
de27f4d9 2434 fi
b24dbcbd 2435 ;;
b24dbcbd
RP
2436esac
2437
343aef9b 2438enable $subarch
8a3c8627 2439enabled spic && enable pic
b24dbcbd 2440
7483e694 2441# OS specific
4f854758 2442case $target_os in
a1629e28 2443 haiku)
63ae7e7c 2444 prefix_default="/boot/common"
108caaaa 2445 network_extralibs="-lnetwork"
f59c4bd6 2446 host_libs=
a1629e28 2447 ;;
7483e694 2448 sunos)
4d58e4cb 2449 AVSERVERLDFLAGS=""
9987769a 2450 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2451 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2452 network_extralibs="-lsocket -lnsl"
50a334e4 2453 add_cppflags -D__EXTENSIONS__
87a74f47
SM
2454 # When using suncc to build, the Solaris linker will mark
2455 # an executable with each instruction set encountered by
2456 # the Solaris assembler. As our libraries contain their own
2457 # guards for processor-specific code, instead suppress
2458 # generation of the HWCAPS ELF section on Solaris x86 only.
2459 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2460 nm_opts='-P -g'
7483e694
DB
2461 ;;
2462 netbsd)
a1e4b3f6 2463 disable symver
07a8eef6
MR
2464 oss_indev_extralibs="-lossaudio"
2465 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2466 ;;
2467 openbsd)
7c4a001a 2468 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2469 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2470 # however the generated executable will not do anything
2471 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2472 # Thus explicitly enable PIC here.
cd78208b 2473 enable pic
a1e4b3f6 2474 disable symver
7483e694 2475 SHFLAGS='-shared'
07a8eef6
MR
2476 oss_indev_extralibs="-lossaudio"
2477 oss_outdev_extralibs="-lossaudio"
7483e694 2478 ;;
a1e4b3f6 2479 dragonfly)
a1e4b3f6
MR
2480 disable symver
2481 ;;
2482 freebsd)
7483e694
DB
2483 ;;
2484 bsd/os)
355d81df 2485 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2486 ;;
2487 darwin)
301ab19d 2488 gas="gas-preprocessor.pl $cc"
e08b8239 2489 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2490 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2491 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2492 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2493 SLIBSUF=".dylib"
2494 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2495 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2496 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2497 objformat="macho"
1b0f6fb8 2498 enabled x86_64 && objformat="macho64"
8dfa86f7 2499 enabled_any pic shared ||
2704bd1a 2500 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2501 ;;
2502 mingw32*)
9d3f4f50 2503 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2504 disable network
2505 else
2506 target_os=mingw32
2507 fi
dcc01c06 2508 LIBTARGET=i386
1fc9fb8a 2509 if enabled x86_64; then
417516f6 2510 LIBTARGET="i386:x86-64"
336cc1b0 2511 elif enabled arm; then
15c5156d 2512 LIBTARGET=arm-wince
dcc01c06 2513 fi
fbd971a4 2514 shlibdir_default="$bindir_default"
7483e694
DB
2515 SLIBPREF=""
2516 SLIBSUF=".dll"
7483e694
DB
2517 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2518 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2519 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2520 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2521 SLIB_INSTALL_LINKS=
2522 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2523 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2524 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 2525 objformat="win32"
ec10a9ab 2526 dlltool="${cross_prefix}dlltool"
bc574408 2527 enable dos_paths
1894e741 2528 check_cflags -fno-common
e26011d0
RP
2529 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2530 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2531 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2532 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2533 ;;
2534 cygwin*)
4f854758 2535 target_os=cygwin
fbd971a4 2536 shlibdir_default="$bindir_default"
7483e694
DB
2537 SLIBPREF="cyg"
2538 SLIBSUF=".dll"
2539 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2540 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2541 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2542 objformat="win32"
bc574408 2543 enable dos_paths
1894e741 2544 check_cflags -fno-common
a7a187a1 2545 add_cppflags -U__STRICT_ANSI__
7483e694 2546 ;;
4f365f37 2547 *-dos|freedos|opendos)
4f365f37 2548 network_extralibs="-lsocket"
ff1c015d 2549 objformat="coff"
bc574408 2550 enable dos_paths
a7a187a1 2551 add_cppflags -U__STRICT_ANSI__
4f365f37 2552 ;;
7483e694 2553 linux)
046f081b 2554 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2555 enable dv1394
2556 ;;
2557 irix*)
4f854758 2558 target_os=irix
7483e694
DB
2559 ranlib="echo ignoring ranlib"
2560 ;;
d22e8442 2561 os/2*)
d22e8442 2562 ln_s="cp -f"
9297f1ed 2563 objformat="aout"
e14574eb 2564 add_cppflags -D_GNU_SOURCE
355d81df 2565 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2566 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2567 AVSERVERLDFLAGS=""
287d3b13 2568 LIBSUF="_s.a"
d22e8442
DY
2569 SLIBPREF=""
2570 SLIBSUF=".dll"
2571 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2572 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2573 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2574 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2575 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2576 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2577 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2578 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2579 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2580 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2581 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2582 enable dos_paths
d22e8442 2583 ;;
83993c1c 2584 gnu/kfreebsd)
c1f54478 2585 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2586 ;;
34e82167 2587 gnu)
f60d1366 2588 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2589 ;;
d33ed7b3
MR
2590 qnx)
2591 add_cppflags -D_QNX_SOURCE
2592 network_extralibs="-lsocket"
2593 ;;
1c69c79f
MS
2594 symbian)
2595 SLIBSUF=".dll"
2596 enable dos_paths
e3bc07f4
MS
2597 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2598 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2599 add_ldflags -Wl,--target1-abs,--no-undefined \
2600 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2601 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2602 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2603 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2604 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2605 ;;
614d8911
MR
2606 none)
2607 ;;
7483e694 2608 *)
4f924f9a 2609 die "Unknown OS '$target_os'."
7483e694
DB
2610 ;;
2611esac
2612
6555acad
MR
2613esc(){
2614 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2615}
2616
2617echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2618
13cb2187
AS
2619check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2620
c9d19248
MR
2621set_default $PATHS_LIST
2622
320d060a 2623# we need to build at least one lib type
93b3c083 2624if ! enabled_any static shared; then
320d060a
DB
2625 cat <<EOF
2626At least one library type must be built.
2627Specify --enable-static to build the static libraries or --enable-shared to
2628build the shared libraries as well. To only build the shared libraries specify
2629--disable-static in addition to --enable-shared.
2630EOF
2631 exit 1;
2632fi
2633
2184c6f7 2634die_license_disabled() {
4c27207c 2635 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2636}
2637
e417d80d 2638die_license_disabled gpl libcdio
2184c6f7 2639die_license_disabled gpl libx264
de295976 2640die_license_disabled gpl libxavs
2184c6f7 2641die_license_disabled gpl libxvid
2184c6f7
DB
2642die_license_disabled gpl x11grab
2643
2f7ae63b 2644die_license_disabled nonfree libfaac
a060866f 2645die_license_disabled nonfree openssl
b2e3c528 2646
0b175caa
DB
2647die_license_disabled version3 libopencore_amrnb
2648die_license_disabled version3 libopencore_amrwb
d89e738a 2649die_license_disabled version3 libvo_aacenc
f502ff3f 2650die_license_disabled version3 libvo_amrwbenc
0b175caa 2651
9cad0e4e 2652enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2653
40617a6d 2654disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2655
e276d9e8
MR
2656enable_pic() {
2657 enable pic
bce7b696
MR
2658 add_cppflags -DPIC
2659 add_cflags -fPIC
2660 add_asflags -fPIC
e276d9e8
MR
2661}
2662
2663enabled pic && enable_pic
bce7b696 2664
b4d96ba2
MR
2665check_cc <<EOF || die "Symbol mangling check failed."
2666int ff_extern;
2667EOF
8182dc34 2668sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2669extern_prefix=${sym%%ff_extern*}
2670
f65883c8
MR
2671check_cc <<EOF && enable inline_asm
2672void foo(void) { __asm__ volatile ("" ::); }
2673EOF
61d251db 2674
df5e3978
MR
2675_restrict=
2676for restrict_keyword in restrict __restrict__ __restrict; do
2677 check_cc <<EOF && _restrict=$restrict_keyword && break
2678void foo(char * $restrict_keyword p);
2679EOF
2680done
2681
2682check_cc <<EOF && enable attribute_packed
2683struct { int x; } __attribute__((packed)) x;
2684EOF
2685
dffb41b9
MR
2686check_cc <<EOF && enable attribute_may_alias
2687union { int x; } __attribute__((may_alias)) x;
2688EOF
2689
df5e3978
MR
2690check_cc <<EOF || die "endian test failed"
2691unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2692EOF
48fc536a 2693od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2694
e939cedd
MR
2695if enabled alpha; then
2696
2697 check_cflags -mieee
2698
2699elif enabled arm; then
e45391bb 2700
8986fddc 2701 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2702 nogas=die
50fa82e6 2703
44caaa56
MR
2704 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2705 enable vfp_args
2706 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2707 case "${cross_prefix:-$cc}" in
2708 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2709 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2710__asm__ (".eabi_attribute 28, 1");
2711int main(void) { return 0; }
2712EOF
44caaa56
MR
2713 esac
2714 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2715 fi
fa0912fe 2716
fa0912fe
MR
2717 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2718 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2719 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2720 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2721 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2722 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2723
6308729e
MR
2724 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2725
e276d9e8
MR
2726 enabled_all armv6t2 shared !pic && enable_pic
2727
fa0912fe 2728elif enabled mips; then
e45391bb 2729
fa0912fe
MR
2730 check_asm loongson '"dmult.g $1, $2, $3"'
2731 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2732
fa0912fe 2733elif enabled ppc; then
e45391bb 2734
e6a0c354
MR
2735 enable local_aligned_8 local_aligned_16
2736
135448fa 2737 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2738 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2739 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2740 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2741
2742 # AltiVec flags: The FSF version of GCC differs from the Apple version
2743 if enabled altivec; then
301ab19d 2744 nogas=warn
fa0912fe
MR
2745 check_cflags -maltivec -mabi=altivec &&
2746 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2747 check_cflags -faltivec
2748
2749 # check if our compiler supports Motorola AltiVec C API
2750 check_cc <<EOF || disable altivec
2751$inc_altivec_h
2752int main(void) {
2753 vector signed int v1, v2, v3;
2754 v1 = vec_add(v2,v3);
2755 return 0;
2756}
2757EOF
2758
2759 # check if our compiler supports braces for vector declarations
2760 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2761$inc_altivec_h
2762int main (void) { (vector int) {1}; return 0; }
2763EOF
2764 fi
e45391bb 2765
fa0912fe 2766elif enabled sparc; then
e45391bb 2767
fa0912fe
MR
2768 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2769 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2770
fa0912fe 2771elif enabled x86; then
e45391bb 2772
e6a0c354
MR
2773 enable local_aligned_8 local_aligned_16
2774
44965991
PI
2775 # check whether EBP is available on x86
2776 # As 'i' is stored on the stack, this program will crash
2777 # if the base pointer is used to access it because the
2778 # base pointer is cleared in the inline assembly code.
7dfef245 2779 check_exec_crash <<EOF && enable ebp_available
44965991 2780 volatile int i=0;
be449fca 2781 __asm__ volatile (
44965991
PI
2782 "xorl %%ebp, %%ebp"
2783 ::: "%ebp");
2784 return i;
44965991
PI
2785EOF
2786
f494213c 2787 # check whether EBX is available on x86
7cee5421
MR
2788 check_asm ebx_available '""::"b"(0)' &&
2789 check_asm ebx_available '"":::"%ebx"'
8e380710 2790
6f74fb03
RP
2791 # check whether xmm clobbers are supported
2792 check_asm xmm_clobbers '"":::"%xmm0"'
2793
d7f0920b 2794 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2795 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2796 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2797
9cca1e40 2798 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2799 if check_cmd $yasmexe --version; then
2800 enabled x86_64 && yasm_extra="-m amd64"
2801 yasm_debug="-g dwarf2"
2802 elif check_cmd nasm -v; then
2803 yasmexe=nasm
2804 yasm_debug="-g -F dwarf"
2805 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2806 fi
2807
2808 YASMFLAGS="-f $objformat $yasm_extra"
2809 enabled pic && append YASMFLAGS "-DPIC"
2810 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2811 case "$objformat" in
2812 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2813 esac
2814
48545a8f 2815 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2816 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2817 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2818 fi
e45391bb 2819
669b5583
MR
2820 case "$cpu" in
2821 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2822 disable fast_clz
2823 ;;
2824 esac
2825
44965991
PI
2826fi
2827
301ab19d
MR
2828if enabled asm; then
2829 as=${gas:=$as}
2830 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2831 $nogas "GNU assembler not found, install gas-preprocessor"
2832fi
2833
4a7e068b
MR
2834check_ldflags -Wl,--as-needed
2835
a98bb16d
RP
2836if check_func dlopen; then
2837 ldl=
2838elif check_func dlopen -ldl; then
2839 ldl=-ldl
8bf5d58f
MN
2840fi
2841
54fe299b
DV
2842if enabled network; then
2843 check_type "sys/types.h sys/socket.h" socklen_t
2844 check_type netdb.h "struct addrinfo"
2845 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2846 check_type netinet/in.h "struct sockaddr_in6"
2847 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2848 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2849 # Prefer arpa/inet.h over winsock2
2850 if check_header arpa/inet.h ; then
2851 check_func closesocket
2852 elif check_header winsock2.h ; then
2853 check_func_headers winsock2.h closesocket -lws2 && \
2854 network_extralibs="-lws2" || \
2855 { check_func_headers winsock2.h closesocket -lws2_32 && \
2856 network_extralibs="-lws2_32"; }
2857 check_type ws2tcpip.h socklen_t
2858 check_type ws2tcpip.h "struct addrinfo"
2859 check_type ws2tcpip.h "struct ipv6_mreq"
2860 check_type ws2tcpip.h "struct sockaddr_in6"
2861 check_type ws2tcpip.h "struct sockaddr_storage"
2862 check_struct winsock2.h "struct sockaddr" sa_len
2863 else
2864 disable network
2865 fi
2866fi
2867
75ecf149
DB
2868# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2869check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2870
534a2231 2871check_func fcntl
7483e694 2872check_func fork
84882df6 2873check_func getaddrinfo $network_extralibs
7483e694
DB
2874check_func gethrtime
2875check_func getrusage
fc5607f8 2876check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2877check_func inet_aton $network_extralibs
abfc8d05 2878check_func isatty
a5b64584 2879check_func localtime_r
4ae40685 2880check_func ${malloc_prefix}memalign && enable memalign
7483e694 2881check_func mkstemp
0328b9ea 2882check_func mmap
4ae40685 2883check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2884check_func setrlimit
87958234 2885check_func strerror_r
6379900c 2886check_func strptime
47941088 2887check_func strtok_r
ea4d5f48 2888check_func sched_getaffinity
bcc73960 2889check_func sysconf
b9e22269 2890check_func sysctl
b507ebd1 2891check_func_headers io.h setmode
fc5607f8 2892check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2893check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2894check_func_headers windows.h GetProcessTimes
73f6d31e 2895check_func_headers windows.h MapViewOfFile
7c5bfe7a 2896check_func_headers windows.h VirtualAlloc
6ffa87d3 2897
a98bb16d 2898check_header dlfcn.h
92c6a099 2899check_header dxva2api.h
a98bb16d 2900check_header malloc.h
bf6ce82d 2901check_header poll.h
b58412f1 2902check_header sys/mman.h
06bb5905 2903check_header sys/param.h
b091aa44 2904check_header sys/resource.h
bf6ce82d 2905check_header sys/select.h
272081b0
CEH
2906check_header vdpau/vdpau.h
2907check_header vdpau/vdpau_x11.h
68178ca9 2908check_header X11/extensions/XvMClib.h
a98bb16d 2909
a4fa192c 2910disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2911disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2912
ff3755cb
JG
2913if ! disabled w32threads && ! enabled pthreads; then
2914 check_func _beginthreadex && enable w32threads
2915fi
2916
57bd82d4
MR
2917# check for some common methods of building with pthread support
2918# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2919if ! disabled pthreads && ! enabled w32threads; then
2920 enable pthreads
9e7fd101
MR
2921 if check_func pthread_create; then
2922 :
2923 elif check_func pthread_create -pthread; then
2924 add_cflags -pthread
afc9aee2 2925 add_extralibs -pthread
9e7fd101
MR
2926 elif check_func pthread_create -pthreads; then
2927 add_cflags -pthreads
afc9aee2 2928 add_extralibs -pthreads
8d94f606
GT
2929 elif check_func pthread_create -lpthreadGC2; then
2930 add_extralibs -lpthreadGC2
9e7fd101 2931 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2932 disable pthreads
9e7fd101 2933 fi
57bd82d4
MR
2934fi
2935
8eee7025 2936for thread in $THREADS_LIST; do
e5f94c2b 2937 if enabled $thread; then
3ae3b721
RP
2938 test -n "$thread_type" &&
2939 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2940 thread_type="$thread"
e5f94c2b
RP
2941 fi
2942done
2943
50f7c296 2944check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2945enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2946
645d2652
MR
2947check_mathfunc exp2
2948check_mathfunc exp2f
2949check_mathfunc llrint
07876e25 2950check_mathfunc llrintf
645d2652
MR
2951check_mathfunc log2
2952check_mathfunc log2f
2953check_mathfunc lrint
2954check_mathfunc lrintf
2955check_mathfunc round
2956check_mathfunc roundf
23d3931a 2957check_mathfunc trunc
645d2652 2958check_mathfunc truncf
f32adb22 2959
57bd82d4 2960# these are off by default, so fail if requested and not available
a1b3c5a3 2961enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2962enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2963enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2964enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2965enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2966enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2967enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2968enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2969enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2970enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2971enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2972enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2973enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2974enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2975enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2976enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2977enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2978enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2979enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2980enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2981enabled libvpx && {
2982 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2983 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2984 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2985 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2986enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2987 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2988 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2989enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2990enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2991enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2992 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2993 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2994 die "ERROR: openssl not found"; }
8ac17293 2995
0b4a1821
AS
2996# libdc1394 check
2997if enabled libdc1394; then
2998 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2999 enable libdc1394_2; } ||
3000 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3001 enable libdc1394_1; } ||
3002 die "ERROR: No version of libdc1394 found "
3003fi
3004
9bd41bb1 3005if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3006 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3007 enable sdl &&
3008 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3009fi
57bd82d4 3010
2270b4b2 3011texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3012
c6f95144 3013check_header linux/fb.h
06e31011 3014check_header linux/videodev2.h
a6a4793d
LB
3015check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3016
1b6e8b73 3017check_header sys/videoio.h
47f38850 3018
27796dc3 3019check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3020# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3021# w32api 3.12 had it defined wrong
3022check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3023
f8aa696f 3024# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3025{ check_header dev/bktr/ioctl_meteor.h &&
3026 check_header dev/bktr/ioctl_bt848.h; } ||
3027{ check_header machine/ioctl_meteor.h &&
3028 check_header machine/ioctl_bt848.h; } ||
3029{ check_header dev/video/meteor/ioctl_meteor.h &&
3030 check_header dev/video/bktr/ioctl_bt848.h; } ||
3031check_header dev/ic/bt8xx.h
f8aa696f 3032
15d59d2c 3033check_header sndio.h
c7682de0
RP
3034check_header sys/soundcard.h
3035check_header soundcard.h
deb29777 3036
b6f3d925 3037enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3038
0e57fe17 3039enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3040
15d59d2c
B
3041enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3042
e417d80d
AK
3043enabled libcdio &&
3044 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3045
4a584eda
JA
3046enabled x11grab &&
3047require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3048require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3049require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3050
ac3dbb4d
SZ
3051# check for VDA header
3052if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3053 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3054fi
3055
598ef02b 3056if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3057check_cpp_condition \
3058 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3059 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3060 disable vdpau; }
abf649c7 3061fi
deda2a4a 3062
95e561ec 3063enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3064
3065# add some useful compiler flags if supported
3066check_cflags -Wdeclaration-after-statement
dcd479c0 3067check_cflags -Wall
440e3b2f 3068check_cflags -Wno-parentheses
dcd479c0 3069check_cflags -Wno-switch
b36518dc 3070check_cflags -Wno-format-zero-length
c07bd6a9
MN
3071check_cflags -Wdisabled-optimization
3072check_cflags -Wpointer-arith
3073check_cflags -Wredundant-decls
cc1fb623 3074check_cflags -Wno-pointer-sign
f4929996 3075check_cflags -Wcast-qual
9aceb3cf 3076check_cflags -Wwrite-strings
652a5bf6 3077check_cflags -Wtype-limits
764551c6 3078check_cflags -Wundef
fc298fd9 3079check_cflags -Wmissing-prototypes
c2ed91de 3080check_cflags -Wstrict-prototypes
5af4e0cc 3081enabled extra_warnings && check_cflags -Winline
cf9d24ad 3082
57bd82d4 3083# add some linker flags
5c0e9479 3084check_ldflags -Wl,--warn-common
3510a133 3085check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3086test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3087
7e4d9d5d
RB
3088enabled xmm_clobber_test && \
3089 check_ldflags -Wl,--wrap,avcodec_open2 \
3090 -Wl,--wrap,avcodec_decode_audio4 \
3091 -Wl,--wrap,avcodec_decode_video2 \
3092 -Wl,--wrap,avcodec_decode_subtitle2 \
3093 -Wl,--wrap,avcodec_encode_audio2 \
3094 -Wl,--wrap,avcodec_encode_video \
3095 -Wl,--wrap,avcodec_encode_subtitle \
3096 -Wl,--wrap,sws_scale || \
3097 disable xmm_clobber_test
3098
a482e61b 3099echo "X{};" > $TMPV
b462d132 3100if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3101 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3102 check_cc <<EOF && enable symver_asm_label
3103void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3104void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3105EOF
3106 check_cc <<EOF && enable symver_gnu_asm
3107__asm__(".symver ff_foo,av_foo@VERSION");
3108void ff_foo(void) {}
3109EOF
3110fi
a482e61b 3111
9cd7b854
MR
3112if [ -n "$optflags" ]; then
3113 add_cflags $optflags
3114elif enabled small; then
14ca9cd0 3115 add_cflags $size_cflags
8400d6b8 3116elif enabled optimizations; then
14ca9cd0 3117 add_cflags $speed_cflags
b05394a0
MR
3118else
3119 add_cflags $noopt_cflags
cddf3f45 3120fi
11fdbc44 3121check_cflags -fno-math-errno
b2eb2ff0 3122check_cflags -fno-signed-zeros
cddf3f45 3123
629687f6 3124if enabled icc; then
b1598b58
MR
3125 # Just warnings, no remarks
3126 check_cflags -w1
3127 # -wd: Disable following warnings
3128 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3129 # 1292: attribute "foo" ignored
88de5b0a 3130 # 1419: external declaration in primary source file
b1598b58 3131 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3132 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3133 # 10156: ignoring option '-W'; no argument required
88de5b0a 3134 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3135 # 11030: Warning unknown option --as-needed
3136 # 10156: ignoring option '-export'; no argument required
3137 check_ldflags -wd10156,11030
3138 # Allow to compile with optimizations
3139 check_ldflags -march=$cpu
be2cf98a
CEH
3140 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3141 enable ebp_available
bdefad73
MR
3142 if enabled x86_32; then
3143 test ${icc_version%%.*} -ge 11 && \
3144 check_cflags -falign-stack=maintain-16-byte || \
3145 disable aligned_stack
3146 fi
df442a8d
MR
3147elif enabled ccc; then
3148 # disable some annoying warnings
3149 add_cflags -msg_disable cvtu32to64
3150 add_cflags -msg_disable embedcomment
3151 add_cflags -msg_disable needconstext
3152 add_cflags -msg_disable nomainieee
3153 add_cflags -msg_disable ptrmismatch1
3154 add_cflags -msg_disable unreachcode
973859f5
MR
3155elif enabled gcc; then
3156 check_cflags -fno-tree-vectorize
765e6134 3157 check_cflags -Werror=implicit-function-declaration
de63bfec 3158 check_cflags -Werror=missing-prototypes
9d6b2077 3159 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3160elif enabled llvm_gcc; then
3161 check_cflags -mllvm -stack-alignment=16
06da6943 3162elif enabled clang; then
5c8ef670 3163 check_cflags -mllvm -stack-alignment=16
06da6943 3164 check_cflags -Qunused-arguments
138132be
MR
3165elif enabled armcc; then
3166 # 2523: use of inline assembler is deprecated
bcafde61
MR
3167 add_cflags -W${armcc_opt},--diag_suppress=2523
3168 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3169 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3170 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3171 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3172 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3173elif enabled tms470; then
3174 add_cflags -pds=824 -pds=837
5f3b8314
MR
3175elif enabled pathscale; then
3176 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3177fi
3178
7483e694
DB
3179enabled_any $THREADS_LIST && enable threads
3180
3181check_deps $CONFIG_LIST \
b6bb00b0 3182 $CONFIG_EXTRA \
7483e694 3183 $HAVE_LIST \
54e75be4
DB
3184 $ALL_COMPONENTS \
3185 $ALL_TESTS \
f70f03f6 3186
3bfd582c 3187enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3188
77cfb256 3189! enabled_any memalign posix_memalign &&
9bbd6a4c
MR
3190 enabled_any $need_memalign && enable memalign_hack
3191
3e89171a 3192echo "install prefix $prefix"
f36958f8
DB
3193echo "source path $source_path"
3194echo "C compiler $cc"
f36958f8 3195echo "ARCH $arch ($cpu)"
ce8871c2
MR
3196if test "$build_suffix" != ""; then
3197 echo "build suffix $build_suffix"
eb94aca9 3198fi
ac63af34
DB
3199if test "$extra_version" != ""; then
3200 echo "version string suffix $extra_version"
3201fi
0db2ce77 3202echo "big-endian ${bigendian-no}"
e90f5b5a 3203echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3204if enabled x86; then
6348a96c 3205 echo "${yasmexe} ${yasm-no}"
0db2ce77 3206 echo "MMX enabled ${mmx-no}"
30e98e62 3207 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3208 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3209 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3210 echo "SSE enabled ${sse-no}"
30e98e62 3211 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3212 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3213 echo "CMOV enabled ${cmov-no}"
3214 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3215 echo "EBX available ${ebx_available-no}"
3216 echo "EBP available ${ebp_available-no}"
e41e8342 3217fi
5b6c2cbd 3218if enabled arm; then
0db2ce77
MR
3219 echo "ARMv5TE enabled ${armv5te-no}"
3220 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3221 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3222 echo "ARM VFP enabled ${armvfp-no}"