FATE: avoid channel mixing in lavf-dv_fmt
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
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
MR
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:
06454877
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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
DB
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
5a0f7131
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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]
0dbfc1db 113 --disable-pthreads disable pthreads [auto]
7b7b220c 114 --disable-w32threads disable Win32 threads [auto]
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115 --enable-x11grab enable X11 grabbing [no]
116 --disable-network disable network support [no]
7f3f5f46 117 --disable-dct disable DCT code
06454877
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118 --disable-mdct disable MDCT code
119 --disable-rdft disable RDFT code
3b327a4b
DB
120 --disable-fft disable FFT code
121 --enable-dxva2 enable DXVA2 code
dcb73592 122 --enable-vaapi enable VAAPI code
ac3dbb4d 123 --enable-vda enable VDA code
e8f6bd4b 124 --enable-vdpau enable VDPAU code
3b327a4b
DB
125
126Individual component options:
bb55e3a3 127 --disable-everything disable all components listed below
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128 --disable-encoder=NAME disable encoder NAME
129 --enable-encoder=NAME enable encoder NAME
130 --disable-encoders disable all encoders
131 --disable-decoder=NAME disable decoder NAME
132 --enable-decoder=NAME enable decoder NAME
133 --disable-decoders disable all decoders
134 --disable-hwaccel=NAME disable hwaccel NAME
135 --enable-hwaccel=NAME enable hwaccel NAME
136 --disable-hwaccels disable all hwaccels
137 --disable-muxer=NAME disable muxer NAME
138 --enable-muxer=NAME enable muxer NAME
139 --disable-muxers disable all muxers
140 --disable-demuxer=NAME disable demuxer NAME
141 --enable-demuxer=NAME enable demuxer NAME
142 --disable-demuxers disable all demuxers
143 --enable-parser=NAME enable parser NAME
144 --disable-parser=NAME disable parser NAME
145 --disable-parsers disable all parsers
146 --enable-bsf=NAME enable bitstream filter NAME
147 --disable-bsf=NAME disable bitstream filter NAME
148 --disable-bsfs disable all bitstream filters
149 --enable-protocol=NAME enable protocol NAME
150 --disable-protocol=NAME disable protocol NAME
151 --disable-protocols disable all protocols
3b327a4b 152 --enable-indev=NAME enable input device NAME
06454877 153 --disable-indev=NAME disable input device NAME
06454877 154 --disable-indevs disable input devices
3b327a4b
DB
155 --enable-outdev=NAME enable output device NAME
156 --disable-outdev=NAME disable output device NAME
06454877
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157 --disable-outdevs disable output devices
158 --disable-devices disable all devices
159 --enable-filter=NAME enable filter NAME
160 --disable-filter=NAME disable filter NAME
161 --disable-filters disable all filters
06454877
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162
163External library support:
164 --enable-avisynth enable reading of AVISynth script files [no]
165 --enable-bzlib enable bzlib [autodetect]
47941088 166 --enable-frei0r enable frei0r video filtering
bc8c1395 167 --enable-gnutls enable gnutls [no]
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168 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
169 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 170 --enable-libopencv enable video filtering via libopencv [no]
e417d80d 171 --enable-libcdio enable audio CD grabbing with libcdio
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172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
06454877 174 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 175 --enable-libfreetype enable libfreetype [no]
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176 --enable-libgsm enable GSM support via libgsm [no]
177 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
178 --enable-libnut enable NUT (de)muxing via libnut,
179 native (de)muxer exists [no]
180 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 181 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 182 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 183 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 184 --enable-libspeex enable Speex support via libspeex [no]
06454877 185 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 186 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 187 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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188 --enable-libvorbis enable Vorbis encoding via libvorbis,
189 native implementation exists [no]
8299a7f8 190 --enable-libvpx enable VP8 support via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
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193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
06454877
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196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
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208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
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222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
3b327a4b
DB
225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
06454877
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
06454877
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60
RD
259 --samples=PATH location of test samples for FATE, if not set use
260 \$FATE_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
MR
284}
285
7bfc8ae6
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
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291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
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301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
DB
306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
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322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
b04251c5
MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
36e2dea0
MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
72a43668
MR
366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
799c9e9b
MR
384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
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403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
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440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
MR
457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
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464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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DB
470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
4a0d6686
AJ
495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
MR
504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
30fd06be
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511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
MR
518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
MR
539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
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556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
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560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
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564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
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575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
caf458dd 588 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
589}
590
57bd82d4 591add_cflags(){
caf458dd 592 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
593}
594
2f2e6c7c 595add_asflags(){
caf458dd 596 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
597}
598
57bd82d4
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599add_ldflags(){
600 append LDFLAGS "$@"
601}
602
603add_extralibs(){
60361817 604 prepend extralibs "$@"
57bd82d4
MR
605}
606
b0cfb663 607check_cmd(){
b3cb5d51 608 log "$@"
2270b4b2 609 "$@" >> $logfile 2>&1
b0cfb663
MR
610}
611
dcd479c0 612check_cc(){
57bd82d4 613 log check_cc "$@"
2270b4b2 614 cat > $TMPC
720c69da 615 log_file $TMPC
50a334e4 616 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
617}
618
619check_cpp(){
620 log check_cpp "$@"
2270b4b2 621 cat > $TMPC
720c69da 622 log_file $TMPC
9e7f3277 623 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
624}
625
f65883c8
MR
626check_as(){
627 log check_as "$@"
628 cat > $TMPC
629 log_file $TMPC
2f2e6c7c 630 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
631}
632
940f335a
MR
633check_asm(){
634 log check_asm "$@"
635 name="$1"
3784e82e 636 code="$2"
940f335a 637 shift 2
49214f61
MR
638 disable $name
639 check_as "$@" <<EOF && enable $name
3784e82e 640void foo(void){ __asm__ volatile($code); }
940f335a
MR
641EOF
642}
643
304d586d
LM
644check_yasm(){
645 log check_yasm "$@"
646 echo "$1" > $TMPS
647 log_file $TMPS
648 shift 1
649 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
650}
651
dcd479c0 652check_ld(){
57bd82d4 653 log check_ld "$@"
3155a644
MR
654 flags=''
655 libs=''
656 for f; do
657 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
658 done
2a194acd 659 check_cc $($filter_cflags $flags) || return
7e75f9fe 660 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
661}
662
50a334e4
MR
663check_cppflags(){
664 log check_cppflags "$@"
caf458dd
MR
665 set -- $($filter_cppflags "$@")
666 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
667int x;
668EOF
669}
670
dcd479c0 671check_cflags(){
57bd82d4 672 log check_cflags "$@"
caf458dd
MR
673 set -- $($filter_cflags "$@")
674 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
675int x;
676EOF
677}
678
2ed46eea
MR
679test_ldflags(){
680 log test_ldflags "$@"
681 check_ld "$@" <<EOF
c23a0ac8 682int main(void){ return 0; }
dcd479c0
MR
683EOF
684}
685
2ed46eea
MR
686check_ldflags(){
687 log check_ldflags "$@"
688 test_ldflags "$@" && add_ldflags "$@"
689}
690
dcd479c0 691check_header(){
57bd82d4 692 log check_header "$@"
dcd479c0
MR
693 header=$1
694 shift
b77df637
MR
695 disable_safe $header
696 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
697#include <$header>
698int x;
699EOF
700}
701
702check_func(){
57bd82d4 703 log check_func "$@"
dcd479c0
MR
704 func=$1
705 shift
d8bc5f06
MR
706 disable $func
707 check_ld "$@" <<EOF && enable $func
dcd479c0 708extern int $func();
c23a0ac8 709int main(void){ $func(); }
dcd479c0
MR
710EOF
711}
712
645d2652 713check_mathfunc(){
6b73c0ae 714 log check_mathfunc "$@"
645d2652
MR
715 func=$1
716 shift
717 disable $func
718 check_ld "$@" <<EOF && enable $func
719#include <math.h>
33bd38db
MR
720float foo(float f) { return $func(f); }
721int main(void){ return 0; }
645d2652
MR
722EOF
723}
724
2446d3d6
DB
725check_func_headers(){
726 log check_func_headers "$@"
f8d7b072 727 headers=$1
edaf1ae2 728 funcs=$2
f8d7b072 729 shift 2
edaf1ae2
MR
730 {
731 for hdr in $headers; do
732 echo "#include <$hdr>"
733 done
734 for func in $funcs; do
735 echo "long check_$func(void) { return (long) $func; }"
736 done
737 echo "int main(void) { return 0; }"
738 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
739}
740
a5344cf7
SS
741check_cpp_condition(){
742 log check_cpp_condition "$@"
743 header=$1
744 condition=$2
f855b7b9
MR
745 shift 2
746 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
747#include <$header>
748#if !($condition)
749#error "unsatisfied condition: $condition"
750#endif
751EOF
752}
753
57bd82d4
MR
754check_lib(){
755 log check_lib "$@"
756 header="$1"
757 func="$2"
758 shift 2
84400e9d 759 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
760}
761
f8d7b072
MR
762check_lib2(){
763 log check_lib2 "$@"
764 headers="$1"
edaf1ae2 765 funcs="$2"
f8d7b072 766 shift 2
edaf1ae2 767 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
768}
769
3f8040db
MR
770check_pkg_config(){
771 log check_pkg_config "$@"
772 pkg="$1"
773 headers="$2"
774 funcs="$3"
775 shift 3
776 $pkg_config --exists $pkg || return
777 pkg_cflags=$($pkg_config --cflags $pkg)
778 pkg_libs=$($pkg_config --libs $pkg)
779 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
780 set_safe ${pkg}_cflags $pkg_cflags &&
781 set_safe ${pkg}_libs $pkg_libs
782}
783
dcd479c0 784check_exec(){
2270b4b2 785 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
786}
787
7dfef245 788check_exec_crash(){
5e622c40 789 code=$(cat)
7dfef245
MR
790
791 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
792 # are safe but may not be available everywhere. Thus we use
793 # raise(SIGTERM) instead. The check is run in a subshell so we
794 # can redirect the "Terminated" message from the shell. SIGBUS
795 # is not defined by standard C so it is used conditionally.
796
2270b4b2 797 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
798#include <signal.h>
799static void sighandler(int sig){
800 raise(SIGTERM);
801}
e5af4a11 802int main(void){
7dfef245
MR
803 signal(SIGILL, sighandler);
804 signal(SIGFPE, sighandler);
805 signal(SIGSEGV, sighandler);
806#ifdef SIGBUS
807 signal(SIGBUS, sighandler);
808#endif
809 { $code }
810}
811EOF
812}
813
72be9e73
DY
814check_type(){
815 log check_type "$@"
816 headers=$1
817 type=$2
818 shift 2
ae550ce9 819 disable_safe "$type"
72be9e73
DY
820 incs=""
821 for hdr in $headers; do
822 incs="$incs
823#include <$hdr>"
824 done
ae550ce9 825 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
826$incs
827$type v;
828EOF
829}
830
14d36751
MR
831check_struct(){
832 log check_type "$@"
833 headers=$1
834 struct=$2
835 member=$3
836 shift 3
837 disable_safe "${struct}_${member}"
838 incs=""
839 for hdr in $headers; do
840 incs="$incs
841#include <$hdr>"
842 done
843 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
844$incs
845const void *p = &(($struct *)0)->$member;
846EOF
847}
848
57bd82d4
MR
849require(){
850 name="$1"
851 header="$2"
852 func="$3"
853 shift 3
854 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
855}
856
f8d7b072
MR
857require2(){
858 name="$1"
859 headers="$2"
860 func="$3"
861 shift 3
862 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
863}
864
3f8040db
MR
865require_pkg_config(){
866 pkg="$1"
867 check_pkg_config "$@" || die "ERROR: $pkg not found"
868 add_cflags $(get_safe ${pkg}_cflags)
869 add_extralibs $(get_safe ${pkg}_libs)
870}
871
f0125de9
MR
872check_host_cc(){
873 log check_host_cc "$@"
874 cat > $TMPC
875 log_file $TMPC
876 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
877}
878
879check_host_cflags(){
880 log check_host_cflags "$@"
881 check_host_cc "$@" <<EOF && append host_cflags "$@"
882int x;
883EOF
884}
885
c505dd31
MR
886apply(){
887 file=$1
888 shift
889 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
890}
891
c34681df 892cp_if_changed(){
5e27ec28
MR
893 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
894 mkdir -p "$(dirname $2)"
895 cp -f "$1" "$2"
c34681df
MR
896}
897
dcd61286
DB
898# CONFIG_LIST contains configurable options, while HAVE_LIST is for
899# system-dependent things.
900
4a0d6686
AJ
901COMPONENT_LIST="
902 bsfs
903 decoders
904 demuxers
905 encoders
3cde40aa 906 filters
5666fd73 907 hwaccels
c552605c 908 indevs
4a0d6686 909 muxers
c552605c 910 outdevs
4a0d6686
AJ
911 parsers
912 protocols
913"
914
055c61b8
DB
915PROGRAM_LIST="
916 avconv
917 avplay
918 avprobe
919 avserver
055c61b8
DB
920"
921
4a0d6686
AJ
922CONFIG_LIST="
923 $COMPONENT_LIST
055c61b8 924 $PROGRAM_LIST
a5444fee 925 ac3dsp
5a0f7131
MR
926 avcodec
927 avdevice
f7679c54 928 avfilter
5a0f7131 929 avformat
c88f5d72 930 avisynth
f402916e 931 bzlib
7f3f5f46 932 dct
c73f65d9 933 doc
05aec7bb 934 dwt
92c6a099 935 dxva2
27a9466b 936 fastdiv
1848f7d9 937 fft
47941088 938 frei0r
bc8c1395 939 gnutls
c88f5d72 940 gpl
d8d0d0b2 941 gray
3abe5fbd 942 hardcoded_tables
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
2eed5a46 945 libfaac
a5b64584 946 libfreetype
c88f5d72 947 libgsm
6ebe07fb 948 libmp3lame
c88f5d72 949 libnut
0b175caa
DB
950 libopencore_amrnb
951 libopencore_amrwb
6ebf0bfc 952 libopencv
9a77d59a 953 libopenjpeg
0de9c41f 954 libpulse
0f943ce6 955 librtmp
f7cd9eed 956 libschroedinger
ae14f311 957 libspeex
150d2772 958 libtheora
d89e738a 959 libvo_aacenc
f502ff3f 960 libvo_amrwbenc
c88f5d72 961 libvorbis
8299a7f8 962 libvpx
1cc60c47 963 libx264
de295976 964 libxavs
1cc60c47 965 libxvid
b781cc12 966 lsp
47a158cb 967 mdct
c88f5d72 968 memalign_hack
c4f5c2d6 969 mpegaudiodsp
c88f5d72 970 network
3fe142e2 971 nonfree
a060866f 972 openssl
8a3c8627 973 pic
68602540 974 rdft
44b70ce5 975 rtpdec
e90f5b5a 976 runtime_cpudetect
8cfbbd92 977 safe_bitstream_reader
2e35e684 978 shared
4538729a 979 sinewin
bd2216e4 980 small
6b35d421 981 sram
2e35e684 982 static
5a0f7131 983 swscale
a9ddb5b1 984 swscale_alpha
8986fddc 985 thumb
17492d5e 986 vaapi
ac3dbb4d 987 vda
17492d5e 988 vdpau
9cad0e4e 989 version3
7e4d9d5d 990 xmm_clobber_test
56a059ac 991 x11grab
c88f5d72 992 zlib
4a0d6686 993"
c88f5d72 994
8eee7025 995THREADS_LIST='
8eee7025
DB
996 pthreads
997 w32threads
998'
999
3f5b56e5
MR
1000ARCH_LIST='
1001 alpha
a2fc0f6a 1002 arm
fdcd782d
MR
1003 avr32
1004 avr32_ap
1005 avr32_uc
3f5b56e5
MR
1006 bfin
1007 ia64
1008 m68k
1009 mips
bae3abb0 1010 mips64
3f5b56e5 1011 parisc
79cb09b2 1012 ppc
34d11b87 1013 ppc64
3f5b56e5
MR
1014 s390
1015 sh4
1016 sparc
1017 sparc64
0844bae1 1018 tomi
3f5b56e5
MR
1019 x86
1020 x86_32
1021 x86_64
1022'
1023
1024ARCH_EXT_LIST='
1ac9331a 1025 altivec
3bf96eec 1026 amd3dnow
a1ef9f08 1027 amd3dnowext
1ac9331a 1028 armv5te
edab3048 1029 armv6
ab5cb084 1030 armv6t2
f55b299a 1031 armvfp
87f1355f 1032 avx
3f5b56e5
MR
1033 mmi
1034 mmx
d7f0920b 1035 mmx2
6b18d278 1036 neon
799fde37 1037 ppc4xx
1bb04d5a 1038 sse
9eeed841 1039 ssse3
93eb8e4d 1040 vfpv3
bd9d34a0 1041 vis
3f5b56e5
MR
1042'
1043
a3e02a8c
MR
1044HAVE_LIST_PUB='
1045 bigendian
d268eee9 1046 fast_unaligned
a3e02a8c
MR
1047'
1048
3f5b56e5
MR
1049HAVE_LIST="
1050 $ARCH_EXT_LIST
a3e02a8c 1051 $HAVE_LIST_PUB
3f5b56e5 1052 $THREADS_LIST
59782b82 1053 aligned_stack
35fd8122 1054 alsa_asoundlib_h
3f5b56e5 1055 altivec_h
c9fdab0d 1056 arpa_inet_h
6308729e 1057 asm_mod_y
dffb41b9 1058 attribute_may_alias
e7ea5e3d 1059 attribute_packed
ecf97f22 1060 closesocket
1ac9331a 1061 cmov
c88f5d72 1062 dcbzl
f8aa696f
DB
1063 dev_bktr_ioctl_bt848_h
1064 dev_bktr_ioctl_meteor_h
1065 dev_ic_bt8xx_h
f8aa696f 1066 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1067 dev_video_meteor_ioctl_meteor_h
18b67ae5 1068 dlfcn_h
c88f5d72 1069 dlopen
bc574408 1070 dos_paths
245626d0
DB
1071 ebp_available
1072 ebx_available
6b7c7703
VS
1073 exp2
1074 exp2f
c2a29455 1075 fast_64bit
669b5583 1076 fast_clz
7073e9fc 1077 fast_cmov
534a2231 1078 fcntl
9d99cc5a 1079 fork
84882df6 1080 getaddrinfo
da9e86f8 1081 gethrtime
02e8f427 1082 GetProcessAffinityMask
fc5607f8 1083 GetProcessMemoryInfo
4e68cb8a 1084 GetProcessTimes
66be5b45 1085 getrusage
a49d3025 1086 gnu_as
2f0c136e 1087 ibm_asm
2e1913b1 1088 inet_aton
61d251db 1089 inline_asm
abfc8d05 1090 isatty
9f5ff83f 1091 ldbrx
0b4a1821
AS
1092 libdc1394_1
1093 libdc1394_2
a33cab3a 1094 llrint
07876e25 1095 llrintf
d96cd429
MR
1096 local_aligned_16
1097 local_aligned_8
a5b64584 1098 localtime_r
291fd18a 1099 log2
6b7c7703 1100 log2f
85dd97ad 1101 loongson
a33cab3a 1102 lrint
c88f5d72 1103 lrintf
f8aa696f
DB
1104 machine_ioctl_bt848_h
1105 machine_ioctl_meteor_h
c88f5d72 1106 malloc_h
73f6d31e 1107 MapViewOfFile
c88f5d72 1108 memalign
6ffa87d3 1109 mkstemp
0328b9ea 1110 mmap
3e0b1c9a 1111 poll_h
1f91cdce 1112 posix_memalign
a33cab3a
MK
1113 round
1114 roundf
ea4d5f48 1115 sched_getaffinity
c88f5d72
MR
1116 sdl
1117 sdl_video_size
b507ebd1 1118 setmode
3e0b1c9a 1119 setrlimit
15d59d2c 1120 sndio_h
72be9e73 1121 socklen_t
deb29777 1122 soundcard_h
87958234 1123 strerror_r
6379900c 1124 strptime
47941088 1125 strtok_r
c0018613 1126 struct_addrinfo
b4d68544 1127 struct_ipv6_mreq
3e0b1c9a 1128 struct_rusage_ru_maxrss
b4d68544 1129 struct_sockaddr_in6
3b2372bf 1130 struct_sockaddr_sa_len
33a4dbdd 1131 struct_sockaddr_storage
a6a4793d 1132 struct_v4l2_frmivalenum_discrete
b462d132 1133 symver
b462d132 1134 symver_asm_label
3e0b1c9a 1135 symver_gnu_asm
bcc73960 1136 sysconf
b9e22269 1137 sysctl
b58412f1 1138 sys_mman_h
06bb5905 1139 sys_param_h
b091aa44 1140 sys_resource_h
81644c2e 1141 sys_select_h
deb29777 1142 sys_soundcard_h
1b6e8b73 1143 sys_videoio_h
b265431e 1144 threads
23d3931a 1145 trunc
7b04b8a0 1146 truncf
ce742de2 1147 vfp_args
7c5bfe7a 1148 VirtualAlloc
6ff3f3e7 1149 winsock2_h
cc078b5d 1150 xform_asm
6f74fb03 1151 xmm_clobbers
304d586d 1152 yasm
0cb78cef 1153"
44161118 1154
b6bb00b0
MR
1155# options emitted with CONFIG_ prefix but not available on command line
1156CONFIG_EXTRA="
478fd534 1157 aandct
dc4f5a1c 1158 avutil
478fd534 1159 golomb
9cad0e4e 1160 gplv3
478fd534
DB
1161 h264chroma
1162 h264dsp
1163 h264pred
915a2a0a 1164 h264qpel
478fd534 1165 huffman
9cad0e4e 1166 lgplv3
478fd534 1167 lpc
b6bb00b0
MR
1168"
1169
520cc7f1 1170CMDLINE_SELECT="
3f5b56e5 1171 $ARCH_EXT_LIST
520cc7f1 1172 $CONFIG_LIST
8eee7025 1173 $THREADS_LIST
c8a4ae00 1174 asm
db6107b6 1175 cross_compile
520cc7f1
MR
1176 debug
1177 extra_warnings
8c6afa4d 1178 logging
d2bbb2f7 1179 optimizations
9baec618 1180 symver
7595a5e4 1181 yasm
520cc7f1 1182"
426be5dc
DB
1183
1184PATHS_LIST='
d156bede 1185 bindir
14a8acf1 1186 datadir
26759c44
MR
1187 incdir
1188 libdir
26759c44
MR
1189 mandir
1190 prefix
1191 shlibdir
426be5dc
DB
1192'
1193
1194CMDLINE_SET="
1195 $PATHS_LIST
121d78d0 1196 ar
426be5dc 1197 arch
313c46a6 1198 as
426be5dc
DB
1199 build_suffix
1200 cc
1201 cpu
1202 cross_prefix
50567afa 1203 dep_cc
ac63af34 1204 extra_version
9da6609f
MR
1205 host_cc
1206 host_cflags
1207 host_ldflags
1208 host_libs
82bb3329 1209 host_os
684b28e0 1210 ld
426be5dc 1211 logfile
4ae40685 1212 malloc_prefix
89641463 1213 nm
9cd7b854 1214 optflags
3f8040db 1215 pkg_config
2fad0977 1216 samples
c5200f17
MR
1217 sysinclude
1218 sysroot
a7ada2ba 1219 target_exec
26759c44 1220 target_os
a7ada2ba 1221 target_path
426be5dc 1222"
520cc7f1 1223
89f2932b
MR
1224CMDLINE_APPEND="
1225 extra_cflags
1226"
1227
912f3148
DB
1228# code dependency declarations
1229
9eeed841 1230# architecture extensions
808fa33c 1231
a2fc0f6a
MR
1232armv5te_deps="arm"
1233armv6_deps="arm"
ab5cb084 1234armv6t2_deps="arm"
a2fc0f6a 1235armvfp_deps="arm"
808fa33c 1236neon_deps="arm"
93eb8e4d 1237vfpv3_deps="armvfp"
808fa33c 1238
e241ba14 1239mmi_deps="mips"
808fa33c
MR
1240
1241altivec_deps="ppc"
1242ppc4xx_deps="ppc"
1243
1244vis_deps="sparc"
1245
7f8c3d1f 1246x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1247amd3dnow_deps="mmx"
1248amd3dnowext_deps="amd3dnow"
9eeed841 1249mmx_deps="x86"
75aa95a6 1250mmx2_deps="mmx"
75aa95a6
DB
1251sse_deps="mmx"
1252ssse3_deps="sse"
87f1355f 1253avx_deps="ssse3"
9eeed841 1254
59782b82 1255aligned_stack_if_any="ppc x86"
e939cedd 1256fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1257fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1258fast_unaligned_if_any="armv6 ppc x86"
669b5583 1259
6fec122a 1260inline_asm_deps="!tms470"
3e0b1c9a 1261need_memalign="altivec neon sse"
89e053f8 1262
b462d132
MR
1263symver_if_any="symver_asm_label symver_gnu_asm"
1264
26fbcc85 1265# subsystems
dc609252 1266dct_select="rdft"
26fbcc85
MR
1267mdct_select="fft"
1268rdft_select="fft"
c4f5c2d6 1269mpegaudiodsp_select="dct"
26fbcc85 1270
5666fd73 1271# decoders / encoders / hardware accelerators
cfc2a0cf 1272aac_decoder_select="mdct sinewin"
4538729a 1273aac_encoder_select="mdct sinewin"
136e19e1 1274aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1275ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1276ac3_encoder_select="mdct ac3dsp"
3d269059 1277ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1278alac_encoder_select="lpc"
b781cc12 1279amrnb_decoder_select="lsp"
2b2a597e 1280amrwb_decoder_select="lsp"
4538729a 1281atrac1_decoder_select="mdct sinewin"
26fbcc85 1282atrac3_decoder_select="mdct"
a33657ce
DB
1283binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1284binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1285cavs_decoder_select="golomb"
4538729a 1286cook_decoder_select="mdct sinewin"
2eef7c62 1287cscd_decoder_suggest="zlib"
26fbcc85 1288dca_decoder_select="mdct"
e8ed9b7a 1289dnxhd_encoder_select="aandct"
2eef7c62 1290dxa_decoder_select="zlib"
baf91bb9 1291eac3_decoder_select="ac3_decoder"
aa47c35d 1292eac3_encoder_select="mdct ac3dsp"
84c04e25 1293eamad_decoder_select="aandct"
e8ed9b7a 1294eatgq_decoder_select="aandct"
d52b39c7 1295eatqi_decoder_select="aandct"
4f034993
MR
1296ffv1_decoder_select="golomb"
1297flac_decoder_select="golomb"
f4d608e3 1298flac_encoder_select="golomb lpc"
2eef7c62
AJ
1299flashsv_decoder_select="zlib"
1300flashsv_encoder_select="zlib"
c2d23309 1301flashsv2_decoder_select="zlib"
4414137e 1302flv_decoder_select="h263_decoder"
4d4b4bd1 1303flv_encoder_select="h263_encoder"
3447f12d 1304fraps_decoder_select="huffman"
e8ed9b7a 1305h261_encoder_select="aandct"
7f647ae0 1306h263_decoder_select="h263_parser"
e8ed9b7a 1307h263_encoder_select="aandct"
95a61cfc 1308h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1309h263i_decoder_select="h263_decoder"
fe629c2d 1310h263p_encoder_select="h263_encoder"
915a2a0a 1311h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1312h264_dxva2_hwaccel_deps="dxva2api_h"
1313h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1314h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1315h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1316h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1317imc_decoder_select="fft mdct sinewin"
4f034993
MR
1318jpegls_decoder_select="golomb"
1319jpegls_encoder_select="golomb"
e8ed9b7a 1320ljpeg_encoder_select="aandct"
4f034993 1321loco_decoder_select="golomb"
e8ed9b7a 1322mjpeg_encoder_select="aandct"
2cca233b 1323mlp_decoder_select="mlp_parser"
c4f5c2d6 1324mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1325mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1326mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1327mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1328mp3_decoder_select="mpegaudiodsp"
1329mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1330mp3adufloat_decoder_select="mpegaudiodsp"
1331mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1332mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1333mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1334mpc7_decoder_select="mpegaudiodsp"
1335mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1336mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1337mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1338mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1339mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1340mpeg1video_encoder_select="aandct"
164aab02
LA
1341mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1342mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1343mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1344mpeg2video_encoder_select="aandct"
1345mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1346mpeg4_encoder_select="h263_encoder"
95a61cfc 1347mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1348mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1349msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1350msmpeg4v1_encoder_select="h263_encoder"
4414137e 1351msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1352msmpeg4v2_encoder_select="h263_encoder"
4414137e 1353msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1354msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1355nellymoser_decoder_select="mdct sinewin"
1356nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1357png_decoder_select="zlib"
1358png_encoder_select="zlib"
b781cc12 1359qcelp_decoder_select="lsp"
c4f5c2d6 1360qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1361ra_144_encoder_select="lpc"
9f43fdda 1362ralf_decoder_select="golomb"
a8beb22f 1363rv10_decoder_select="h263_decoder"
b2bf38b4 1364rv10_encoder_select="h263_encoder"
a8beb22f 1365rv20_decoder_select="h263_decoder"
b2bf38b4 1366rv20_encoder_select="h263_encoder"
915a2a0a
DB
1367rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1368rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1369shorten_decoder_select="golomb"
b781cc12 1370sipr_decoder_select="lsp"
05aec7bb
MR
1371snow_decoder_select="dwt"
1372snow_encoder_select="aandct dwt"
19ecfb8a 1373svq1_encoder_select="aandct"
915a2a0a 1374svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1375svq3_decoder_suggest="zlib"
4eef77c1 1376theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1377tiff_decoder_suggest="zlib"
1378tiff_encoder_suggest="zlib"
aec09a00 1379truehd_decoder_select="mlp_decoder"
2eef7c62 1380tscc_decoder_select="zlib"
4538729a 1381twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1382vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1383vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1384vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1385vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1386vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1387vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1388vorbis_decoder_select="mdct"
1389vorbis_encoder_select="mdct"
3447f12d 1390vp6_decoder_select="huffman"
e82dc4c9
DB
1391vp6a_decoder_select="vp6_decoder"
1392vp6f_decoder_select="vp6_decoder"
915a2a0a 1393vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1394wmapro_decoder_select="mdct sinewin"
1395wmav1_decoder_select="mdct sinewin"
1396wmav1_encoder_select="mdct sinewin"
1397wmav2_decoder_select="mdct sinewin"
1398wmav2_encoder_select="mdct sinewin"
1399wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1400wmv1_decoder_select="h263_decoder"
665507aa 1401wmv1_encoder_select="h263_encoder"
f95bfab0 1402wmv2_decoder_select="h263_decoder"
1746e2a9 1403wmv2_encoder_select="h263_encoder"
015f8ee0 1404wmv3_decoder_select="vc1_decoder"
f0f86627 1405wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1406wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1407wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1408wmv3image_decoder_select="wmv3_decoder"
0e714f88 1409zerocodec_decoder_select="zlib"
2eef7c62
AJ
1410zlib_decoder_select="zlib"
1411zlib_encoder_select="zlib"
1412zmbv_decoder_select="zlib"
1413zmbv_encoder_select="zlib"
30fd06be 1414
0afab17e 1415vaapi_deps="va_va_h"
ac3dbb4d 1416vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1417vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1418
28b80940 1419# parsers
6a7c5312 1420h264_parser_select="golomb h264dsp h264pred"
28b80940 1421
912f3148 1422# external libraries
c9171a83 1423libfaac_encoder_deps="libfaac"
299c77d5
MR
1424libgsm_decoder_deps="libgsm"
1425libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1426libgsm_ms_decoder_deps="libgsm"
1427libgsm_ms_encoder_deps="libgsm"
1cc60c47 1428libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1429libopencore_amrnb_decoder_deps="libopencore_amrnb"
1430libopencore_amrnb_encoder_deps="libopencore_amrnb"
1431libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1432libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1433libschroedinger_decoder_deps="libschroedinger"
1434libschroedinger_encoder_deps="libschroedinger"
ae14f311 1435libspeex_decoder_deps="libspeex"
b606a017 1436libspeex_encoder_deps="libspeex"
150d2772 1437libtheora_encoder_deps="libtheora"
d89e738a 1438libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1439libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1440libvorbis_encoder_deps="libvorbis"
8299a7f8 1441libvpx_decoder_deps="libvpx"
ee0e9146 1442libvpx_encoder_deps="libvpx"
1cc60c47 1443libx264_encoder_deps="libx264"
de295976 1444libxavs_encoder_deps="libxavs"
1cc60c47 1445libxvid_encoder_deps="libxvid"
30fd06be 1446
912f3148 1447# demuxers / muxers
c2dd0e9e 1448ac3_demuxer_select="ac3_parser"
647c2356 1449asf_stream_muxer_select="asf_muxer"
4e622dea 1450avisynth_demuxer_deps="avisynth"
c2dd0e9e 1451dirac_demuxer_select="dirac_parser"
5b423887 1452eac3_demuxer_select="ac3_parser"
c2dd0e9e 1453flac_demuxer_select="flac_parser"
647c2356 1454ipod_muxer_select="mov_muxer"
4e622dea
SS
1455libnut_demuxer_deps="libnut"
1456libnut_muxer_deps="libnut"
647c2356 1457matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1458matroska_demuxer_suggest="zlib bzlib"
1459mov_demuxer_suggest="zlib"
c2dd0e9e 1460mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1461mp4_muxer_select="mov_muxer"
1462mpegtsraw_demuxer_select="mpegts_demuxer"
1463mxf_d10_muxer_select="mxf_muxer"
24ca518b 1464ogg_demuxer_select="golomb"
647c2356 1465psp_muxer_select="mov_muxer"
44594cc7 1466rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1467rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1468rtsp_demuxer_select="http_protocol rtpdec"
1469rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1470sap_demuxer_select="sdp_demuxer"
2aab70c4 1471sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1472sdp_demuxer_select="rtpdec"
f1e94694 1473spdif_muxer_select="aac_parser"
647c2356
DB
1474tg2_muxer_select="mov_muxer"
1475tgp_muxer_select="mov_muxer"
6bdaa5f4 1476w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1477
1478# indevs / outdevs
38e54a75 1479alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1480alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1481bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1482dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1483fbdev_indev_deps="linux_fb_h"
38e54a75 1484jack_indev_deps="jack_jack_h"
e417d80d 1485libcdio_indev_deps="libcdio"
38e54a75 1486libdc1394_indev_deps="libdc1394"
38e54a75
SS
1487oss_indev_deps_any="soundcard_h sys_soundcard_h"
1488oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1489pulse_indev_deps="libpulse"
15d59d2c
B
1490sndio_indev_deps="sndio_h"
1491sndio_outdev_deps="sndio_h"
38e54a75 1492v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1493vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1494vfwcap_indev_extralibs="-lavicap32"
38e54a75 1495x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1496
912f3148 1497# protocols
3fff6382 1498gopher_protocol_deps="network"
c40e1757
JS
1499httpproxy_protocol_deps="network"
1500httpproxy_protocol_select="tcp_protocol"
c08fb000 1501http_protocol_deps="network"
279a0c97 1502http_protocol_select="tcp_protocol"
183baead 1503https_protocol_select="tls_protocol"
c3b57d6e
DB
1504librtmp_protocol_deps="librtmp"
1505librtmpe_protocol_deps="librtmp"
1506librtmps_protocol_deps="librtmp"
1507librtmpt_protocol_deps="librtmp"
1508librtmpte_protocol_deps="librtmp"
c60a2d70 1509mmsh_protocol_select="http_protocol"
b4cf3f6c 1510mmst_protocol_deps="network"
c3b57d6e 1511rtmp_protocol_deps="!librtmp_protocol"
deeb7012
MS
1512rtmp_protocol_select="tcp_protocol"
1513rtp_protocol_select="udp_protocol"
c08fb000 1514tcp_protocol_deps="network"
558d192d
MS
1515tls_protocol_deps_any="openssl gnutls"
1516tls_protocol_select="tcp_protocol"
c08fb000
AB
1517udp_protocol_deps="network"
1518
6ebf0bfc 1519# filters
13fabd7a 1520blackframe_filter_deps="gpl"
ce6b6ef6 1521boxblur_filter_deps="gpl"
68b79bfc 1522cropdetect_filter_deps="gpl"
b157be1f 1523delogo_filter_deps="gpl"
a5b64584 1524drawtext_filter_deps="libfreetype"
2e5ff4d0 1525frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1526frei0r_filter_extralibs='$ldl'
a42bb9d6 1527frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1528frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1529hqdn3d_filter_deps="gpl"
cf69ad35 1530ocv_filter_deps="libopencv"
92fe2587 1531scale_filter_deps="swscale"
acbac567 1532yadif_filter_deps="gpl"
6ebf0bfc 1533
5a0f7131
MR
1534# libraries
1535avdevice_deps="avcodec avformat"
1536avformat_deps="avcodec"
f7679c54 1537
912f3148 1538# programs
e06d2dfc 1539avconv_deps="avcodec avfilter avformat swscale"
266463da
AK
1540avplay_deps="avcodec avformat swscale sdl"
1541avplay_select="rdft"
9e12f0bf 1542avprobe_deps="avcodec avformat"
b263bf66 1543avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1544avserver_extralibs='$ldl'
a2830dca 1545
c73f65d9 1546doc_deps="texi2html"
912f3148 1547
57442411
MR
1548# tests
1549
1550test_deps(){
1551 suf1=$1
1552 suf2=$2
1553 shift 2
1554 for v; do
1555 dep=${v%=*}
1556 tests=${v#*=}
1557 for name in ${tests}; do
908f12f3 1558 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1559 done
1560 done
1561}
1562
908f12f3
MR
1563mxf_d10_test_deps="avfilter"
1564seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1565
57442411 1566test_deps _encoder _decoder \
57442411
MR
1567 adpcm_ima_qt \
1568 adpcm_ima_wav \
1569 adpcm_ms \
1570 adpcm_swf \
1571 adpcm_yamaha=adpcm_yam \
1572 alac \
1573 asv1 \
1574 asv2 \
1575 bmp \
a7638957 1576 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1577 dvvideo="dv dv_411 dv50" \
57442411
MR
1578 ffv1 \
1579 flac \
1580 flashsv \
1581 flv \
3e0b1c9a 1582 adpcm_g726=g726 \
57442411
MR
1583 gif \
1584 h261 \
1585 h263="h263 h263p" \
1586 huffyuv \
1587 jpegls \
1588 mjpeg="jpg mjpeg ljpeg" \
1589 mp2 \
1590 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1591 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1592 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1593 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1594 mpeg4="mpeg4thread error rc" \
c0b16605 1595 msmpeg4v3=msmpeg4 \
57442411
MR
1596 msmpeg4v2 \
1597 pbm=pbmpipe \
1598 pcx \
1599 pgm="pgm pgmpipe" \
f0f54c29 1600 png \
57442411
MR
1601 ppm="ppm ppmpipe" \
1602 rawvideo="rgb yuv" \
1603 roq \
1604 rv10 \
1605 rv20 \
1606 sgi \
1607 snow="snow snowll" \
1608 svq1 \
1609 targa=tga \
1610 tiff \
1611 wmav1 \
1612 wmav2 \
1613 wmv1 \
1614 wmv2 \
1615
1616test_deps _muxer _demuxer \
1617 aiff \
1618 pcm_alaw=alaw \
1619 asf \
1620 au \
1621 avi \
1622 dv=dv_fmt \
1623 ffm \
1624 flv=flv_fmt \
1625 gxf \
1626 matroska=mkv \
1627 mmf \
1628 mov \
1629 pcm_mulaw=mulaw \
0218808d 1630 mxf="mxf mxf_d10" \
57442411
MR
1631 nut \
1632 ogg \
1633 rawvideo=pixfmt \
1634 rm \
1635 swf \
1636 mpegts=ts \
1637 voc \
1638 wav \
1639 yuv4mpegpipe=yuv4mpeg \
1640
2c98f407 1641ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder"
57442411 1642mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1643
de6d9b64 1644# default parameters
8a608357 1645
19bd477d 1646logfile="config.log"
8a608357
MR
1647
1648# installation paths
c9d19248
MR
1649prefix_default="/usr/local"
1650bindir_default='${prefix}/bin'
6291d7e4 1651datadir_default='${prefix}/share/avconv'
c9d19248
MR
1652incdir_default='${prefix}/include'
1653libdir_default='${prefix}/lib'
1654mandir_default='${prefix}/share/man'
1655shlibdir_default="$libdir_default"
8a608357
MR
1656
1657# toolchain
121d78d0 1658ar_default="ar"
13c7df3d 1659cc_default="gcc"
a3d7c197 1660cc_version=\"unknown\"
9da6609f 1661host_cc_default="gcc"
11e6d03a 1662ln_s="ln -sf"
89641463 1663nm_default="nm"
11e6d03a 1664objformat="elf"
3f8040db 1665pkg_config_default=pkg-config
be7109c1 1666ranlib="ranlib"
11e6d03a 1667yasmexe="yasm"
8a608357 1668
8182dc34 1669nm_opts='-g'
3e0b1c9a 1670nogas=":"
8182dc34 1671
8a608357 1672# machine
8d4c00ed 1673arch_default=$(uname -m)
38d0a8aa 1674cpu="generic"
8a608357 1675
8a608357 1676# OS
8d4c00ed
MR
1677target_os_default=$(tolower $(uname -s))
1678host_os=$target_os_default
8a608357 1679
8a608357 1680# configurable options
055c61b8
DB
1681enable $PROGRAM_LIST
1682
5a0f7131
MR
1683enable avcodec
1684enable avdevice
cccc039f 1685enable avfilter
5a0f7131 1686enable avformat
dc4f5a1c 1687enable avutil
3e0b1c9a
DB
1688enable swscale
1689
3e0b1c9a
DB
1690enable asm
1691enable debug
1692enable doc
1693enable fastdiv
497237c7 1694enable network
8400d6b8 1695enable optimizations
8cfbbd92 1696enable safe_bitstream_reader
530dc538 1697enable static
a9ddb5b1 1698enable swscale_alpha
8a608357 1699
8a608357 1700# build settings
9987769a 1701SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1702AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1703LIBPREF="lib"
1704LIBSUF=".a"
c5f14466
RP
1705FULLNAME='$(NAME)$(BUILDSUF)'
1706LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1707SLIBPREF="lib"
1708SLIBSUF=".so"
c5f14466 1709SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1710SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1711SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1712LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1713SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1714SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1715
bc877faf 1716AS_O='-o $@'
7e6c86e6
MR
1717CC_O='-o $@'
1718
0a6db2a2 1719host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1720host_libs='-lm'
1721
9b861379 1722target_path='$(CURDIR)'
a7ada2ba 1723
a158446b
MR
1724# since the object filename is not given with the -MM flag, the compiler
1725# is only able to print the basename, and we must add the path ourselves
c1c3933a 1726DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1727DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1728
c597172e 1729# find source path
24524f36 1730if test -f configure; then
f038cf3c 1731 source_path=.
c597172e 1732else
8477f2de 1733 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1734 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1735 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1736 test -e "$source_path/config.h" &&
1737 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1738fi
1739
13cbe2c0 1740for v in "$@"; do
b04251c5
MR
1741 r=${v#*=}
1742 l=${v%"$r"}
1743 r=$(sh_quote "$r")
29ba0911 1744 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1745done
c597172e 1746
73ef8980
MR
1747find_things(){
1748 thing=$1
1749 pattern=$2
1750 file=$source_path/$3
932ccf39 1751 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1752}
1753
1754ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1755DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1756HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1757PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1758BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1759MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1760DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1761OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1762INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1763PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1764FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1765
54e75be4
DB
1766ALL_COMPONENTS="
1767 $BSF_LIST
1768 $DECODER_LIST
1769 $DEMUXER_LIST
1770 $ENCODER_LIST
1771 $FILTER_LIST
1772 $HWACCEL_LIST
1773 $INDEV_LIST
1774 $MUXER_LIST
1775 $OUTDEV_LIST
1776 $PARSER_LIST
1777 $PROTOCOL_LIST
1778"
1779
57442411 1780find_tests(){
b9d5f1b7 1781 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1782}
1783
1784ACODEC_TESTS=$(find_tests acodec)
1785VCODEC_TESTS=$(find_tests vsynth1)
1786LAVF_TESTS=$(find_tests lavf)
48c28162 1787LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1788SEEK_TESTS=$(find_tests seek seek_)
57442411 1789
54e75be4
DB
1790ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1791
40fe5019
MR
1792pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1793
8469ae22
MR
1794for n in $COMPONENT_LIST; do
1795 v=$(toupper ${n%s})_LIST
1796 eval enable \$$v
1797 eval ${n}_if_any="\$$v"
1798done
1799
54e75be4 1800enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1801
1802die_unknown(){
1803 echo "Unknown option \"$1\"."
1804 echo "See $0 --help for available options."
1805 exit 1
1806}
1807
794f8e97 1808show_list() {
bf0c4afa
RP
1809 suffix=_$1
1810 shift
2b444ea7 1811 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1812 exit 0
1813}
1814
c597172e 1815for opt do
7483e694
DB
1816 optval="${opt#*=}"
1817 case "$opt" in
0f010b2f 1818 --extra-ldflags=*) add_ldflags $optval
7483e694 1819 ;;
0f010b2f 1820 --extra-libs=*) add_extralibs $optval
7483e694 1821 ;;
8fb1cb58 1822 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1823 ;;
40bcf4c7
BL
1824 --enable-debug=*) debuglevel="$optval"
1825 ;;
36e2dea0 1826 --disable-everything)
1b15dc3c 1827 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1828 ;;
7483e694 1829 --enable-*=*|--disable-*=*)
8b93ddc3 1830 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1831 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1832 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1833 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1834 $action $(filter "$name" $list)
7483e694
DB
1835 ;;
1836 --enable-?*|--disable-?*)
5e622c40 1837 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1838 if is_in $option $COMPONENT_LIST; then
fed5d54b 1839 test $action = disable && action=unset
e3773a55
MR
1840 eval $action \$$(toupper ${option%s})_LIST
1841 elif is_in $option $CMDLINE_SELECT; then
1842 $action $option
1843 else
1844 die_unknown $opt
1845 fi
7483e694
DB
1846 ;;
1847 --list-*)
1848 NAME="${opt#--list-}"
1849 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1850 NAME=${NAME%s}
1851 eval show_list $NAME \$$(toupper $NAME)_LIST
1852 ;;
1853 --help|-h) show_help
1854 ;;
1855 *)
884a36a7 1856 optname="${opt%%=*}"
26759c44
MR
1857 optname="${optname#--}"
1858 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1859 if is_in $optname $CMDLINE_SET; then
1860 eval $optname='$optval'
1861 elif is_in $optname $CMDLINE_APPEND; then
1862 append $optname "$optval"
1863 else
1864 die_unknown $opt
1865 fi
7483e694
DB
1866 ;;
1867 esac
c597172e
MR
1868done
1869
bcea99bb
MR
1870disabled logging && logfile=/dev/null
1871
29ba0911 1872echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1873set >> $logfile
1874
9da6609f
MR
1875test -n "$cross_prefix" && enable cross_compile
1876
8d4c00ed
MR
1877if enabled cross_compile; then
1878 test -n "$arch" && test -n "$target_os" ||
1879 die "Must specify target arch and OS when cross-compiling"
1880fi
1881
1882set_default arch target_os
1883
121d78d0 1884ar_default="${cross_prefix}${ar_default}"
11e6d03a 1885cc_default="${cross_prefix}${cc_default}"
20e0ed95 1886nm_default="${cross_prefix}${nm_default}"
3f8040db 1887pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1888ranlib="${cross_prefix}${ranlib}"
adb2b908 1889
c5200f17
MR
1890sysinclude_default="${sysroot}/usr/include"
1891
e0be794a 1892set_default cc nm pkg_config sysinclude
9da6609f
MR
1893enabled cross_compile || host_cc_default=$cc
1894set_default host_cc
13c7df3d 1895
762f95e4
MR
1896if ! $pkg_config --version >/dev/null 2>&1; then
1897 warn "$pkg_config not found, library detection may fail."
1898 pkg_config=false
1899fi
1900
82bb3329
MR
1901exesuf() {
1902 case $1 in
1c69c79f 1903 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1904 esac
1905}
1906
1907EXESUF=$(exesuf $target_os)
1908HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1909
e4e69e0b 1910# set temporary file name
a49d42c2 1911: ${TMPDIR:=$TEMPDIR}
c51fafa1 1912: ${TMPDIR:=$TMP}
a49d42c2 1913: ${TMPDIR:=/tmp}
e4e69e0b 1914
a210bce2 1915if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1916 # simple replacement for missing mktemp
1917 # NOT SAFE FOR GENERAL USE
1918 mktemp(){
09a5c245 1919 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1920 }
1921fi
1922
1923tmpfile(){
1924 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1925 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1926 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1927 append TMPFILES $tmp
1928 eval $1=$tmp
1929}
1930
1931trap 'rm -f -- $TMPFILES' EXIT
54460a83 1932
55127e7b 1933tmpfile TMPASM .asm
3e0b1c9a
DB
1934tmpfile TMPC .c
1935tmpfile TMPE $EXESUF
1936tmpfile TMPH .h
1937tmpfile TMPO .o
1938tmpfile TMPS .S
1939tmpfile TMPSH .sh
1940tmpfile TMPV .ver
54460a83
MR
1941
1942unset -f mktemp
e4e69e0b 1943
fb3c4ffc
MR
1944chmod +x $TMPE
1945
993f2d0f
MR
1946# make sure we can execute files in $TMPDIR
1947cat > $TMPSH 2>> $logfile <<EOF
1948#! /bin/sh
1949EOF
1950chmod +x $TMPSH >> $logfile 2>&1
1951if ! $TMPSH >> $logfile 2>&1; then
1952 cat <<EOF
1953Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1954variable to another directory and make sure that it is not mounted noexec.
1955EOF
1956 die "Sanity test failed."
1957fi
993f2d0f 1958
3e0b1c9a 1959filter_asflags=echo
19b4c628
MR
1960filter_cflags=echo
1961filter_cppflags=echo
19b4c628 1962
613a4e3f
MR
1963if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1964 cc_type=llvm_gcc
1965 cc_version=__VERSION__
1966 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1967 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1968 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1969 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1970 speed_cflags='-O3'
1971 size_cflags='-Os'
1972elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1973 cc_type=gcc
a3d7c197 1974 cc_version=__VERSION__
5d57846b
MR
1975 gcc_version=$($cc --version | head -n1)
1976 gcc_basever=$($cc -dumpversion)
3ad464bf 1977 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1978 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1979 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1980 if ! $cc -dumpversion | grep -q '^2\.'; then
1981 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1982 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1983 fi
14ca9cd0
MR
1984 speed_cflags='-O3'
1985 size_cflags='-Os'
629687f6
MR
1986elif $cc --version 2>/dev/null | grep -q Intel; then
1987 cc_type=icc
6e3fa35d 1988 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1989 cc_ident=$($cc --version | head -n1)
bdefad73 1990 icc_version=$($cc -dumpversion)
07dec06e
MR
1991 CC_DEPFLAGS='-MMD'
1992 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1993 speed_cflags='-O3'
1994 size_cflags='-Os'
b05394a0 1995 noopt_cflags='-O1'
629687f6
MR
1996elif $cc -v 2>&1 | grep -q xlc; then
1997 cc_type=xlc
6e3fa35d 1998 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1999 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
2000 speed_cflags='-O5'
2001 size_cflags='-O5 -qcompact'
df442a8d
MR
2002elif $cc -V 2>/dev/null | grep -q Compaq; then
2003 cc_type=ccc
6e3fa35d 2004 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2005 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2006 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2007 debuglevel=3
df442a8d 2008 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2009 speed_cflags='-fast'
2010 size_cflags='-O1'
6a0d5493 2011elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2012 test -d "$sysroot" || die "No valid sysroot specified."
2013 cc_type=armcc
6e3fa35d 2014 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2015 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2016 armcc_conf="$PWD/armcc.conf"
2017 $cc --arm_linux_configure \
2018 --arm_linux_config_file="$armcc_conf" \
2019 --configure_sysroot="$sysroot" \
2020 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2021 die "Error creating armcc configuration file."
bcafde61 2022 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2023 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2024 as_default="${cross_prefix}gcc"
07dec06e
MR
2025 CC_DEPFLAGS='-MMD'
2026 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2027 speed_cflags='-O3'
2028 size_cflags='-Os'
d0f0f628 2029 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2030elif $cc -version 2>/dev/null | grep -q TMS470; then
2031 cc_type=tms470
6e3fa35d 2032 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2033 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2034 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2035 CC_O='-fr=$(@D)'
2036 as_default="${cross_prefix}gcc"
2037 ld_default="${cross_prefix}gcc"
6fec122a
MR
2038 TMPO=$(basename $TMPC .c).o
2039 append TMPFILES $TMPO
2040 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2041 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2042 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2043 speed_cflags='-O3 -mf=5'
2044 size_cflags='-O3 -mf=2'
6fec122a
MR
2045 filter_cflags=tms470_flags
2046 tms470_flags(){
2047 for flag; do
2048 case $flag in
2049 -march=*|-mcpu=*)
2050 case "${flag#*=}" in
2051 armv7-a|cortex-a*) echo -mv=7a8 ;;
2052 armv7-r|cortex-r*) echo -mv=7r4 ;;
2053 armv7-m|cortex-m*) echo -mv=7m3 ;;
2054 armv6*|arm11*) echo -mv=6 ;;
2055 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2056 echo -mv=5e ;;
2057 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2058 esac
2059 ;;
2060 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2061 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2062 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2063 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2064 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2065 -g) echo -g -mn ;;
587d24ff 2066 -pds=*) echo $flag ;;
6fec122a
MR
2067 esac
2068 done
2069 }
06da6943
DC
2070elif $cc -v 2>&1 | grep -q clang; then
2071 cc_type=clang
b67a8f49
DC
2072 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2073 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2074 cc_ident=$($cc --version | head -n1)
06da6943
DC
2075 CC_DEPFLAGS='-MMD'
2076 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2077 speed_cflags='-O3'
2078 size_cflags='-Os'
2a472e9c
MK
2079elif $cc -V 2>&1 | grep -q Sun; then
2080 cc_type=suncc
2081 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2082 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2083 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2084 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2085 add_ldflags -xc99
14ca9cd0
MR
2086 speed_cflags='-O5'
2087 size_cflags='-O5 -xspace'
03279bbe
MK
2088 filter_cflags=suncc_flags
2089 suncc_flags(){
2090 for flag; do
2091 case $flag in
2092 -march=*|-mcpu=*)
2093 case "${flag#*=}" in
2094 native) echo -xtarget=native ;;
87ddc38b 2095 v9|niagara) echo -xarch=sparc ;;
03279bbe 2096 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2097 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2098 i586|pentium) echo -xchip=pentium ;;
2099 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2100 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2101 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2102 pentium4*) echo -xtarget=pentium4 ;;
2103 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2104 *-sse3) echo -xarch=sse3 ;;
2105 core2) echo -xarch=ssse3 -xchip=core2 ;;
2106 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2107 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2108 k8|opteron|athlon64|athlon-fx)
2109 echo -xarch=sse2a ;;
2110 athlon*) echo -xarch=pentium_proa ;;
2111 esac
2112 ;;
2113 -std=c99) echo -xc99 ;;
2114 -fomit-frame-pointer) echo -xregs=frameptr ;;
2115 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2116 -W*,*) echo $flag ;;
2117 -f*-*|-W*) ;;
2118 *) echo $flag ;;
2119 esac
2120 done
2121 }
180ec37d 2122elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2123 cc_type=pathscale
2124 cc_version=__PATHSCALE__
2125 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2126 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2127 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2128 speed_cflags='-O2'
2129 size_cflags='-Os'
7b2d2190 2130 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2131elif $cc -v 2>&1 | grep -q Open64; then
2132 cc_type=open64
2133 cc_version=__OPEN64__
2134 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2135 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2136 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2137 speed_cflags='-O2'
2138 size_cflags='-Os'
7b2d2190 2139 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2140elif $cc -V 2>&1 | grep -q Portland; then
2141 cc_type=pgi
2142 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2143 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2144 opt_common='-alias=ansi -Mlre -Mpre'
2145 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2146 size_cflags="-O2 -Munroll=c:1 $opt_common"
2147 noopt_cflags="-O1"
2148 filter_cflags=pgi_flags
2149 pgi_flags(){
2150 for flag; do
2151 case $flag in
2152 -fomit-frame-pointer) echo -Mnoframe ;;
2153 -g) echo -gopt ;;
2154 *) echo $flag ;;
2155 esac
2156 done
2157 }
629687f6
MR
2158fi
2159
851ffa80
MR
2160test -n "$cc_type" && enable $cc_type ||
2161 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2162
75bafbac 2163: ${as_default:=$cc}
50567afa 2164: ${dep_cc_default:=$cc}
684b28e0 2165: ${ld_default:=$cc}
121d78d0 2166set_default ar as dep_cc ld
75800dce 2167
07dec06e
MR
2168test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2169test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2170
7f32f40c 2171add_cflags $extra_cflags
2f2e6c7c 2172add_asflags $extra_cflags
7f32f40c 2173
154d432c
MR
2174if test -n "$sysroot"; then
2175 case "$cc_type" in
00ba041c 2176 gcc|llvm_gcc|clang)
467256f2 2177 add_cppflags --sysroot="$sysroot"
154d432c
MR
2178 add_ldflags --sysroot="$sysroot"
2179 ;;
6fec122a
MR
2180 tms470)
2181 add_cppflags -I"$sysinclude"
2182 add_ldflags --sysroot="$sysroot"
2183 ;;
154d432c
MR
2184 esac
2185fi
2186
d22c13a8
MR
2187if test "$cpu" = host; then
2188 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2189
2190 case "$cc_type" in
613a4e3f 2191 gcc|llvm_gcc)
d22c13a8
MR
2192 check_native(){
2193 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2194 sed -n "/cc1.*$1=/{
27ce1be8
MR
2195 s/.*$1=\\([^ ]*\\).*/\\1/
2196 p
2197 q
2198 }" $TMPE
d22c13a8
MR
2199 }
2200 cpu=$(check_native -march || check_native -mcpu)
2201 ;;
2202 esac
2203
2204 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2205fi
2206
e939cedd
MR
2207# Deal with common $arch aliases
2208case "$arch" in
2209 arm*)
2210 arch="arm"
2211 ;;
2212 mips|mipsel|IP*)
2213 arch="mips"
2214 ;;
47b1860e 2215 mips64*)
e939cedd
MR
2216 arch="mips"
2217 subarch="mips64"
2218 ;;
2219 parisc|hppa)
2220 arch="parisc"
2221 ;;
2222 parisc64|hppa64)
2223 arch="parisc"
2224 subarch="parisc64"
2225 ;;
2226 "Power Macintosh"|ppc|powerpc)
2227 arch="ppc"
2228 ;;
47b1860e 2229 ppc64|powerpc64)
e939cedd
MR
2230 arch="ppc"
2231 subarch="ppc64"
2232 ;;
2233 s390|s390x)
2234 arch="s390"
2235 ;;
2236 sh4|sh)
2237 arch="sh4"
2238 ;;
2239 sun4u|sparc64)
2240 arch="sparc"
2241 subarch="sparc64"
2242 ;;
d33ed7b3 2243 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2244 arch="x86"
2245 ;;
2246esac
2247
851ffa80 2248is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2249enable $arch
e939cedd 2250
df5cdc24 2251# Add processor-specific flags
5d54c126
MR
2252if test "$cpu" = generic; then
2253 : do nothing
2254elif enabled ppc; then
343aef9b 2255
56348891
MR
2256 case $(tolower $cpu) in
2257 601|ppc601|powerpc601)
9dbd5c3d 2258 cpuflags="-mcpu=601"
64ad53ff 2259 disable altivec
9dbd5c3d 2260 ;;
56348891 2261 603*|ppc603*|powerpc603*)
9dbd5c3d 2262 cpuflags="-mcpu=603"
64ad53ff 2263 disable altivec
9dbd5c3d 2264 ;;
56348891 2265 604*|ppc604*|powerpc604*)
9dbd5c3d 2266 cpuflags="-mcpu=604"
64ad53ff 2267 disable altivec
9dbd5c3d 2268 ;;
56348891 2269 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2270 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2271 disable altivec
9dbd5c3d 2272 ;;
56348891 2273 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2274 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2275 ;;
56348891 2276 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2277 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2278 ;;
56348891 2279 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2280 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2281 ;;
56348891 2282 cell)
9dbd5c3d
MR
2283 cpuflags="-mcpu=cell"
2284 enable ldbrx
2285 ;;
7b0b81a1
AL
2286 e500v2)
2287 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2288 disable altivec
2289 ;;
2290 e500)
2291 cpuflags="-mcpu=8540 -mhard-float"
2292 disable altivec
2293 ;;
9dbd5c3d 2294 esac
343aef9b
MR
2295
2296elif enabled x86; then
2297
9dbd5c3d
MR
2298 case $cpu in
2299 i[345]86|pentium)
2300 cpuflags="-march=$cpu"
2301 disable mmx
2302 ;;
2303 # targets that do NOT support conditional mov (cmov)
2304 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2305 cpuflags="-march=$cpu"
2306 disable cmov
2307 ;;
2308 # targets that do support conditional mov (cmov)
9ddf1b1a 2309 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2310 cpuflags="-march=$cpu"
2311 enable cmov
2312 enable fast_cmov
2313 ;;
2314 # targets that do support conditional mov but on which it's slow
2315 pentium4|pentium4m|prescott|nocona)
2316 cpuflags="-march=$cpu"
2317 enable cmov
2318 disable fast_cmov
2319 ;;
2320 esac
343aef9b
MR
2321
2322elif enabled sparc; then
2323
9dbd5c3d 2324 case $cpu in
26b7199e
MK
2325 niagara)
2326 cpuflags="-mcpu=$cpu"
2327 disable vis
2328 ;;
9dbd5c3d
MR
2329 sparc64)
2330 cpuflags="-mcpu=v9"
2331 ;;
2332 esac
343aef9b
MR
2333
2334elif enabled arm; then
2335
34ba23c9
MR
2336 case $cpu in
2337 armv*)
2338 cpuflags="-march=$cpu"
c2eae137 2339 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2340 ;;
2341 *)
2342 cpuflags="-mcpu=$cpu"
c2eae137
MR
2343 case $cpu in
2344 cortex-a*) subarch=armv7a ;;
2345 cortex-r*) subarch=armv7r ;;
9e19704a 2346 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2347 arm11*) subarch=armv6 ;;
2348 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2349 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2350 esac
34ba23c9
MR
2351 ;;
2352 esac
343aef9b
MR
2353
2354elif enabled alpha; then
2355
34ba23c9 2356 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2357
2358elif enabled bfin; then
2359
34ba23c9 2360 cpuflags="-mcpu=$cpu"
343aef9b
MR
2361
2362elif enabled mips; then
2363
34ba23c9 2364 cpuflags="-march=$cpu"
343aef9b
MR
2365
2366elif enabled avr32; then
2367
9dbd5c3d
MR
2368 case $cpu in
2369 ap7[02]0[0-2])
2370 subarch="avr32_ap"
2371 cpuflags="-mpart=$cpu"
2372 ;;
2373 ap)
2374 subarch="avr32_ap"
2375 cpuflags="-march=$cpu"
2376 ;;
2377 uc3[ab]*)
2378 subarch="avr32_uc"
2379 cpuflags="-mcpu=$cpu"
2380 ;;
2381 uc)
2382 subarch="avr32_uc"
2383 cpuflags="-march=$cpu"
2384 ;;
2385 esac
df5cdc24 2386
343aef9b
MR
2387fi
2388
df5cdc24
MR
2389add_cflags $cpuflags
2390add_asflags $cpuflags
2391
993f2d0f
MR
2392# compiler sanity check
2393check_exec <<EOF
2394int main(void){ return 0; }
2395EOF
2396if test "$?" != 0; then
2397 echo "$cc is unable to create an executable file."
2398 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2399 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2400 echo "Only do this if you know what cross compiling means."
2401 fi
2402 die "C compiler test failed."
2403fi
2404
046f081b 2405add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2406check_cflags -std=c99
50a334e4 2407check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2408#include <stdlib.h>
2409EOF
50a334e4 2410check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2411#include <stdlib.h>
2412EOF
e9b9a2f8 2413
f0125de9 2414check_host_cflags -std=c99
0a6db2a2 2415check_host_cflags -Wall
f0125de9 2416
b24dbcbd 2417case "$arch" in
e939cedd 2418 alpha|ia64|mips|parisc|sparc)
8a3c8627 2419 spic=$shared
b24dbcbd 2420 ;;
e939cedd 2421 x86)
cfdb6148 2422 subarch="x86_32"
e939cedd 2423 check_cc <<EOF && subarch="x86_64"
58b3536d 2424 int test[(int)sizeof(char*) - 7];
cfdb6148 2425EOF
de27f4d9 2426 if test "$subarch" = "x86_64"; then
e939cedd 2427 spic=$shared
de27f4d9 2428 fi
b24dbcbd 2429 ;;
b24dbcbd
RP
2430esac
2431
343aef9b 2432enable $subarch
8a3c8627 2433enabled spic && enable pic
b24dbcbd 2434
7483e694 2435# OS specific
4f854758 2436case $target_os in
a1629e28 2437 haiku)
63ae7e7c 2438 prefix_default="/boot/common"
108caaaa 2439 network_extralibs="-lnetwork"
f59c4bd6 2440 host_libs=
a1629e28 2441 ;;
7483e694 2442 sunos)
4d58e4cb 2443 AVSERVERLDFLAGS=""
9987769a 2444 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2445 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2446 network_extralibs="-lsocket -lnsl"
50a334e4 2447 add_cppflags -D__EXTENSIONS__
87a74f47
SM
2448 # When using suncc to build, the Solaris linker will mark
2449 # an executable with each instruction set encountered by
2450 # the Solaris assembler. As our libraries contain their own
2451 # guards for processor-specific code, instead suppress
2452 # generation of the HWCAPS ELF section on Solaris x86 only.
2453 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2454 nm_opts='-P -g'
7483e694
DB
2455 ;;
2456 netbsd)
a1e4b3f6 2457 disable symver
07a8eef6
MR
2458 oss_indev_extralibs="-lossaudio"
2459 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2460 ;;
2461 openbsd)
89e053f8 2462 enable malloc_aligned
7c4a001a 2463 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2464 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2465 # however the generated executable will not do anything
2466 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2467 # Thus explicitly enable PIC here.
cd78208b 2468 enable pic
a1e4b3f6 2469 disable symver
7483e694 2470 SHFLAGS='-shared'
07a8eef6
MR
2471 oss_indev_extralibs="-lossaudio"
2472 oss_outdev_extralibs="-lossaudio"
7483e694 2473 ;;
a1e4b3f6
MR
2474 dragonfly)
2475 enable malloc_aligned
2476 disable symver
2477 ;;
2478 freebsd)
89e053f8 2479 enable malloc_aligned
7483e694
DB
2480 ;;
2481 bsd/os)
355d81df 2482 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2483 ;;
2484 darwin)
89e053f8 2485 enable malloc_aligned
301ab19d 2486 gas="gas-preprocessor.pl $cc"
e08b8239 2487 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2488 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2489 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2490 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2491 SLIBSUF=".dylib"
2492 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2493 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2494 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2495 objformat="macho"
1b0f6fb8 2496 enabled x86_64 && objformat="macho64"
8dfa86f7 2497 enabled_any pic shared ||
2704bd1a 2498 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2499 ;;
2500 mingw32*)
9d3f4f50 2501 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2502 disable network
2503 else
2504 target_os=mingw32
2505 fi
dcc01c06 2506 LIBTARGET=i386
1fc9fb8a 2507 if enabled x86_64; then
89e053f8 2508 enable malloc_aligned
417516f6 2509 LIBTARGET="i386:x86-64"
336cc1b0 2510 elif enabled arm; then
15c5156d 2511 LIBTARGET=arm-wince
dcc01c06 2512 fi
fbd971a4 2513 shlibdir_default="$bindir_default"
7483e694
DB
2514 SLIBPREF=""
2515 SLIBSUF=".dll"
7483e694
DB
2516 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2517 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2518 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2519 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2520 SLIB_INSTALL_LINKS=
2521 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2522 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2523 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 2524 objformat="win32"
ec10a9ab 2525 dlltool="${cross_prefix}dlltool"
bc574408 2526 enable dos_paths
1894e741 2527 check_cflags -fno-common
e26011d0
RP
2528 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2529 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2530 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2531 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2532 ;;
2533 cygwin*)
4f854758 2534 target_os=cygwin
fbd971a4 2535 shlibdir_default="$bindir_default"
7483e694
DB
2536 SLIBPREF="cyg"
2537 SLIBSUF=".dll"
2538 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2539 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2540 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2541 objformat="win32"
bc574408 2542 enable dos_paths
1894e741 2543 check_cflags -fno-common
a7a187a1 2544 add_cppflags -U__STRICT_ANSI__
7483e694 2545 ;;
4f365f37 2546 *-dos|freedos|opendos)
4f365f37 2547 network_extralibs="-lsocket"
ff1c015d 2548 objformat="coff"
bc574408 2549 enable dos_paths
a7a187a1 2550 add_cppflags -U__STRICT_ANSI__
4f365f37 2551 ;;
7483e694 2552 linux)
046f081b 2553 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2554 enable dv1394
2555 ;;
2556 irix*)
4f854758 2557 target_os=irix
7483e694
DB
2558 ranlib="echo ignoring ranlib"
2559 ;;
d22e8442 2560 os/2*)
d22e8442 2561 ln_s="cp -f"
9297f1ed 2562 objformat="aout"
e14574eb 2563 add_cppflags -D_GNU_SOURCE
355d81df 2564 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2565 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2566 AVSERVERLDFLAGS=""
287d3b13 2567 LIBSUF="_s.a"
d22e8442
DY
2568 SLIBPREF=""
2569 SLIBSUF=".dll"
2570 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2571 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2572 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2573 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2574 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2575 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2576 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2577 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2578 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2579 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2580 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2581 enable dos_paths
d22e8442 2582 ;;
83993c1c 2583 gnu/kfreebsd)
c1f54478 2584 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2585 ;;
34e82167 2586 gnu)
f60d1366 2587 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2588 ;;
d33ed7b3
MR
2589 qnx)
2590 add_cppflags -D_QNX_SOURCE
2591 network_extralibs="-lsocket"
2592 ;;
1c69c79f
MS
2593 symbian)
2594 SLIBSUF=".dll"
2595 enable dos_paths
e3bc07f4
MS
2596 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2597 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2598 add_ldflags -Wl,--target1-abs,--no-undefined \
2599 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2600 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2601 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2602 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2603 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2604 ;;
614d8911
MR
2605 none)
2606 ;;
7483e694 2607 *)
4f924f9a 2608 die "Unknown OS '$target_os'."
7483e694
DB
2609 ;;
2610esac
2611
6555acad
MR
2612esc(){
2613 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2614}
2615
2616echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2617
13cb2187
AS
2618check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2619
c9d19248
MR
2620set_default $PATHS_LIST
2621
320d060a 2622# we need to build at least one lib type
93b3c083 2623if ! enabled_any static shared; then
320d060a
DB
2624 cat <<EOF
2625At least one library type must be built.
2626Specify --enable-static to build the static libraries or --enable-shared to
2627build the shared libraries as well. To only build the shared libraries specify
2628--disable-static in addition to --enable-shared.
2629EOF
2630 exit 1;
2631fi
2632
2184c6f7 2633die_license_disabled() {
4c27207c 2634 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2635}
2636
e417d80d 2637die_license_disabled gpl libcdio
2184c6f7 2638die_license_disabled gpl libx264
de295976 2639die_license_disabled gpl libxavs
2184c6f7 2640die_license_disabled gpl libxvid
2184c6f7
DB
2641die_license_disabled gpl x11grab
2642
2f7ae63b 2643die_license_disabled nonfree libfaac
a060866f 2644die_license_disabled nonfree openssl
b2e3c528 2645
0b175caa
DB
2646die_license_disabled version3 libopencore_amrnb
2647die_license_disabled version3 libopencore_amrwb
d89e738a 2648die_license_disabled version3 libvo_aacenc
f502ff3f 2649die_license_disabled version3 libvo_amrwbenc
0b175caa 2650
9cad0e4e 2651enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2652
40617a6d 2653disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2654
e276d9e8
MR
2655enable_pic() {
2656 enable pic
bce7b696
MR
2657 add_cppflags -DPIC
2658 add_cflags -fPIC
2659 add_asflags -fPIC
e276d9e8
MR
2660}
2661
2662enabled pic && enable_pic
bce7b696 2663
b4d96ba2
MR
2664check_cc <<EOF || die "Symbol mangling check failed."
2665int ff_extern;
2666EOF
8182dc34 2667sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2668extern_prefix=${sym%%ff_extern*}
2669
f65883c8
MR
2670check_cc <<EOF && enable inline_asm
2671void foo(void) { __asm__ volatile ("" ::); }
2672EOF
61d251db 2673
df5e3978
MR
2674_restrict=
2675for restrict_keyword in restrict __restrict__ __restrict; do
2676 check_cc <<EOF && _restrict=$restrict_keyword && break
2677void foo(char * $restrict_keyword p);
2678EOF
2679done
2680
2681check_cc <<EOF && enable attribute_packed
2682struct { int x; } __attribute__((packed)) x;
2683EOF
2684
dffb41b9
MR
2685check_cc <<EOF && enable attribute_may_alias
2686union { int x; } __attribute__((may_alias)) x;
2687EOF
2688
df5e3978
MR
2689check_cc <<EOF || die "endian test failed"
2690unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2691EOF
48fc536a 2692od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2693
e939cedd
MR
2694if enabled alpha; then
2695
2696 check_cflags -mieee
2697
2698elif enabled arm; then
e45391bb 2699
8986fddc 2700 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2701 nogas=die
50fa82e6 2702
44caaa56
MR
2703 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2704 enable vfp_args
2705 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2706 case "${cross_prefix:-$cc}" in
2707 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2708 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2709__asm__ (".eabi_attribute 28, 1");
2710int main(void) { return 0; }
2711EOF
44caaa56
MR
2712 esac
2713 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2714 fi
fa0912fe 2715
fa0912fe
MR
2716 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2717 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2718 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2719 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2720 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2721 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2722
6308729e
MR
2723 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2724
e276d9e8
MR
2725 enabled_all armv6t2 shared !pic && enable_pic
2726
fa0912fe 2727elif enabled mips; then
e45391bb 2728
fa0912fe
MR
2729 check_asm loongson '"dmult.g $1, $2, $3"'
2730 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2731
fa0912fe 2732elif enabled ppc; then
e45391bb 2733
e6a0c354
MR
2734 enable local_aligned_8 local_aligned_16
2735
135448fa 2736 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2737 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2738 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2739 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2740
2741 # AltiVec flags: The FSF version of GCC differs from the Apple version
2742 if enabled altivec; then
301ab19d 2743 nogas=warn
fa0912fe
MR
2744 check_cflags -maltivec -mabi=altivec &&
2745 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2746 check_cflags -faltivec
2747
2748 # check if our compiler supports Motorola AltiVec C API
2749 check_cc <<EOF || disable altivec
2750$inc_altivec_h
2751int main(void) {
2752 vector signed int v1, v2, v3;
2753 v1 = vec_add(v2,v3);
2754 return 0;
2755}
2756EOF
2757
2758 # check if our compiler supports braces for vector declarations
2759 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2760$inc_altivec_h
2761int main (void) { (vector int) {1}; return 0; }
2762EOF
2763 fi
e45391bb 2764
fa0912fe 2765elif enabled sparc; then
e45391bb 2766
fa0912fe
MR
2767 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2768 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2769
fa0912fe 2770elif enabled x86; then
e45391bb 2771
e6a0c354
MR
2772 enable local_aligned_8 local_aligned_16
2773
44965991
PI
2774 # check whether EBP is available on x86
2775 # As 'i' is stored on the stack, this program will crash
2776 # if the base pointer is used to access it because the
2777 # base pointer is cleared in the inline assembly code.
7dfef245 2778 check_exec_crash <<EOF && enable ebp_available
44965991 2779 volatile int i=0;
be449fca 2780 __asm__ volatile (
44965991
PI
2781 "xorl %%ebp, %%ebp"
2782 ::: "%ebp");
2783 return i;
44965991
PI
2784EOF
2785
f494213c 2786 # check whether EBX is available on x86
7cee5421
MR
2787 check_asm ebx_available '""::"b"(0)' &&
2788 check_asm ebx_available '"":::"%ebx"'
8e380710 2789
6f74fb03
RP
2790 # check whether xmm clobbers are supported
2791 check_asm xmm_clobbers '"":::"%xmm0"'
2792
d7f0920b 2793 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2794 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2795 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2796
9cca1e40 2797 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2798 if check_cmd $yasmexe --version; then
2799 enabled x86_64 && yasm_extra="-m amd64"
2800 yasm_debug="-g dwarf2"
2801 elif check_cmd nasm -v; then
2802 yasmexe=nasm
2803 yasm_debug="-g -F dwarf"
2804 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2805 fi
2806
2807 YASMFLAGS="-f $objformat $yasm_extra"
2808 enabled pic && append YASMFLAGS "-DPIC"
2809 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2810 case "$objformat" in
2811 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2812 esac
2813
48545a8f 2814 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2815 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2816 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2817 fi
e45391bb 2818
669b5583
MR
2819 case "$cpu" in
2820 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2821 disable fast_clz
2822 ;;
2823 esac
2824
44965991
PI
2825fi
2826
301ab19d
MR
2827if enabled asm; then
2828 as=${gas:=$as}
2829 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2830 $nogas "GNU assembler not found, install gas-preprocessor"
2831fi
2832
4a7e068b
MR
2833check_ldflags -Wl,--as-needed
2834
a98bb16d
RP
2835if check_func dlopen; then
2836 ldl=
2837elif check_func dlopen -ldl; then
2838 ldl=-ldl
8bf5d58f
MN
2839fi
2840
54fe299b
DV
2841if enabled network; then
2842 check_type "sys/types.h sys/socket.h" socklen_t
2843 check_type netdb.h "struct addrinfo"
2844 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2845 check_type netinet/in.h "struct sockaddr_in6"
2846 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2847 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2848 # Prefer arpa/inet.h over winsock2
2849 if check_header arpa/inet.h ; then
2850 check_func closesocket
2851 elif check_header winsock2.h ; then
2852 check_func_headers winsock2.h closesocket -lws2 && \
2853 network_extralibs="-lws2" || \
2854 { check_func_headers winsock2.h closesocket -lws2_32 && \
2855 network_extralibs="-lws2_32"; }
2856 check_type ws2tcpip.h socklen_t
2857 check_type ws2tcpip.h "struct addrinfo"
2858 check_type ws2tcpip.h "struct ipv6_mreq"
2859 check_type ws2tcpip.h "struct sockaddr_in6"
2860 check_type ws2tcpip.h "struct sockaddr_storage"
2861 check_struct winsock2.h "struct sockaddr" sa_len
2862 else
2863 disable network
2864 fi
2865fi
2866
75ecf149
DB
2867# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2868check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2869
534a2231 2870check_func fcntl
7483e694 2871check_func fork
84882df6 2872check_func getaddrinfo $network_extralibs
7483e694
DB
2873check_func gethrtime
2874check_func getrusage
fc5607f8 2875check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2876check_func inet_aton $network_extralibs
abfc8d05 2877check_func isatty
a5b64584 2878check_func localtime_r
4ae40685 2879check_func ${malloc_prefix}memalign && enable memalign
7483e694 2880check_func mkstemp
0328b9ea 2881check_func mmap
4ae40685 2882check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2883check_func setrlimit
87958234 2884check_func strerror_r
6379900c 2885check_func strptime
47941088 2886check_func strtok_r
ea4d5f48 2887check_func sched_getaffinity
bcc73960 2888check_func sysconf
b9e22269 2889check_func sysctl
b507ebd1 2890check_func_headers io.h setmode
fc5607f8 2891check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2892check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2893check_func_headers windows.h GetProcessTimes
73f6d31e 2894check_func_headers windows.h MapViewOfFile
7c5bfe7a 2895check_func_headers windows.h VirtualAlloc
6ffa87d3 2896
a98bb16d 2897check_header dlfcn.h
92c6a099 2898check_header dxva2api.h
a98bb16d 2899check_header malloc.h
bf6ce82d 2900check_header poll.h
b58412f1 2901check_header sys/mman.h
06bb5905 2902check_header sys/param.h
b091aa44 2903check_header sys/resource.h
bf6ce82d 2904check_header sys/select.h
272081b0
CEH
2905check_header vdpau/vdpau.h
2906check_header vdpau/vdpau_x11.h
68178ca9 2907check_header X11/extensions/XvMClib.h
a98bb16d 2908
a4fa192c 2909disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2910disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2911
ff3755cb
JG
2912if ! disabled w32threads && ! enabled pthreads; then
2913 check_func _beginthreadex && enable w32threads
2914fi
2915
57bd82d4
MR
2916# check for some common methods of building with pthread support
2917# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2918if ! disabled pthreads && ! enabled w32threads; then
2919 enable pthreads
9e7fd101
MR
2920 if check_func pthread_create; then
2921 :
2922 elif check_func pthread_create -pthread; then
2923 add_cflags -pthread
afc9aee2 2924 add_extralibs -pthread
9e7fd101
MR
2925 elif check_func pthread_create -pthreads; then
2926 add_cflags -pthreads
afc9aee2 2927 add_extralibs -pthreads
8d94f606
GT
2928 elif check_func pthread_create -lpthreadGC2; then
2929 add_extralibs -lpthreadGC2
9e7fd101 2930 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2931 disable pthreads
9e7fd101 2932 fi
57bd82d4
MR
2933fi
2934
8eee7025 2935for thread in $THREADS_LIST; do
e5f94c2b 2936 if enabled $thread; then
3ae3b721
RP
2937 test -n "$thread_type" &&
2938 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2939 thread_type="$thread"
e5f94c2b
RP
2940 fi
2941done
2942
50f7c296 2943check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2944enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2945
645d2652
MR
2946check_mathfunc exp2
2947check_mathfunc exp2f
2948check_mathfunc llrint
07876e25 2949check_mathfunc llrintf
645d2652
MR
2950check_mathfunc log2
2951check_mathfunc log2f
2952check_mathfunc lrint
2953check_mathfunc lrintf
2954check_mathfunc round
2955check_mathfunc roundf
23d3931a 2956check_mathfunc trunc
645d2652 2957check_mathfunc truncf
f32adb22 2958
57bd82d4 2959# these are off by default, so fail if requested and not available
a1b3c5a3 2960enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2961enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2962enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2963enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2964enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2965enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2966enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2967enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2968enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2969enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2970enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2971enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2972enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2973enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2974enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2975enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2976enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2977enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2978enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2979enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2980enabled libvpx && {
2981 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2982 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2983 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2984 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2985enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2986 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2987 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2988enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2989enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2990enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2991 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2992 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2993 die "ERROR: openssl not found"; }
8ac17293 2994
0b4a1821
AS
2995# libdc1394 check
2996if enabled libdc1394; then
2997 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2998 enable libdc1394_2; } ||
2999 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
3000 enable libdc1394_1; } ||
3001 die "ERROR: No version of libdc1394 found "
3002fi
3003
9bd41bb1 3004if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3005 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3006 enable sdl &&
3007 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3008fi
57bd82d4 3009
2270b4b2 3010texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3011
c6f95144 3012check_header linux/fb.h
06e31011 3013check_header linux/videodev2.h
a6a4793d
LB
3014check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3015
1b6e8b73 3016check_header sys/videoio.h
47f38850 3017
27796dc3 3018check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3019# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3020# w32api 3.12 had it defined wrong
3021check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3022
f8aa696f 3023# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3024{ check_header dev/bktr/ioctl_meteor.h &&
3025 check_header dev/bktr/ioctl_bt848.h; } ||
3026{ check_header machine/ioctl_meteor.h &&
3027 check_header machine/ioctl_bt848.h; } ||
3028{ check_header dev/video/meteor/ioctl_meteor.h &&
3029 check_header dev/video/bktr/ioctl_bt848.h; } ||
3030check_header dev/ic/bt8xx.h
f8aa696f 3031
15d59d2c 3032check_header sndio.h
c7682de0
RP
3033check_header sys/soundcard.h
3034check_header soundcard.h
deb29777 3035
b6f3d925 3036enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3037
0e57fe17 3038enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3039
15d59d2c
B
3040enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3041
e417d80d
AK
3042enabled libcdio &&
3043 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3044
4a584eda
JA
3045enabled x11grab &&
3046require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3047require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3048require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3049
ac3dbb4d
SZ
3050# check for VDA header
3051if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3052 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3053fi
3054
598ef02b 3055if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3056check_cpp_condition \
3057 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3058 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3059 disable vdpau; }
abf649c7 3060fi
deda2a4a 3061
95e561ec 3062enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3063
3064# add some useful compiler flags if supported
3065check_cflags -Wdeclaration-after-statement
dcd479c0 3066check_cflags -Wall
440e3b2f 3067check_cflags -Wno-parentheses
dcd479c0 3068check_cflags -Wno-switch
b36518dc 3069check_cflags -Wno-format-zero-length
c07bd6a9
MN
3070check_cflags -Wdisabled-optimization
3071check_cflags -Wpointer-arith
3072check_cflags -Wredundant-decls
cc1fb623 3073check_cflags -Wno-pointer-sign
f4929996 3074check_cflags -Wcast-qual
9aceb3cf 3075check_cflags -Wwrite-strings
652a5bf6 3076check_cflags -Wtype-limits
764551c6 3077check_cflags -Wundef
fc298fd9 3078check_cflags -Wmissing-prototypes
c2ed91de 3079check_cflags -Wstrict-prototypes
5af4e0cc 3080enabled extra_warnings && check_cflags -Winline
cf9d24ad 3081
57bd82d4 3082# add some linker flags
5c0e9479 3083check_ldflags -Wl,--warn-common
b315042c 3084check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil
fef2d661 3085test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3086
7e4d9d5d
RB
3087enabled xmm_clobber_test && \
3088 check_ldflags -Wl,--wrap,avcodec_open2 \
3089 -Wl,--wrap,avcodec_decode_audio4 \
3090 -Wl,--wrap,avcodec_decode_video2 \
3091 -Wl,--wrap,avcodec_decode_subtitle2 \
3092 -Wl,--wrap,avcodec_encode_audio2 \
3093 -Wl,--wrap,avcodec_encode_video \
3094 -Wl,--wrap,avcodec_encode_subtitle \
3095 -Wl,--wrap,sws_scale || \
3096 disable xmm_clobber_test
3097
a482e61b 3098echo "X{};" > $TMPV
b462d132 3099if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3100 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3101 check_cc <<EOF && enable symver_asm_label
3102void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3103void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3104EOF
3105 check_cc <<EOF && enable symver_gnu_asm
3106__asm__(".symver ff_foo,av_foo@VERSION");
3107void ff_foo(void) {}
3108EOF
3109fi
a482e61b 3110
9cd7b854
MR
3111if [ -n "$optflags" ]; then
3112 add_cflags $optflags
3113elif enabled small; then
14ca9cd0 3114 add_cflags $size_cflags
8400d6b8 3115elif enabled optimizations; then
14ca9cd0 3116 add_cflags $speed_cflags
b05394a0
MR
3117else
3118 add_cflags $noopt_cflags
cddf3f45 3119fi
11fdbc44 3120check_cflags -fno-math-errno
b2eb2ff0 3121check_cflags -fno-signed-zeros
cddf3f45 3122
629687f6 3123if enabled icc; then
b1598b58
MR
3124 # Just warnings, no remarks
3125 check_cflags -w1
3126 # -wd: Disable following warnings
3127 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3128 # 1292: attribute "foo" ignored
b1598b58 3129 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3130 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3131 # 10156: ignoring option '-W'; no argument required
91bcad19 3132 check_cflags -wd144,167,556,1292,10006,10148,10156
b1598b58
MR
3133 # 11030: Warning unknown option --as-needed
3134 # 10156: ignoring option '-export'; no argument required
3135 check_ldflags -wd10156,11030
3136 # Allow to compile with optimizations
3137 check_ldflags -march=$cpu
be2cf98a
CEH
3138 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3139 enable ebp_available
bdefad73
MR
3140 if enabled x86_32; then
3141 test ${icc_version%%.*} -ge 11 && \
3142 check_cflags -falign-stack=maintain-16-byte || \
3143 disable aligned_stack
3144 fi
df442a8d
MR
3145elif enabled ccc; then
3146 # disable some annoying warnings
3147 add_cflags -msg_disable cvtu32to64
3148 add_cflags -msg_disable embedcomment
3149 add_cflags -msg_disable needconstext
3150 add_cflags -msg_disable nomainieee
3151 add_cflags -msg_disable ptrmismatch1
3152 add_cflags -msg_disable unreachcode
973859f5
MR
3153elif enabled gcc; then
3154 check_cflags -fno-tree-vectorize
765e6134 3155 check_cflags -Werror=implicit-function-declaration
de63bfec 3156 check_cflags -Werror=missing-prototypes
9d6b2077 3157 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3158elif enabled llvm_gcc; then
3159 check_cflags -mllvm -stack-alignment=16
06da6943 3160elif enabled clang; then
5c8ef670 3161 check_cflags -mllvm -stack-alignment=16
06da6943 3162 check_cflags -Qunused-arguments
138132be
MR
3163elif enabled armcc; then
3164 # 2523: use of inline assembler is deprecated
bcafde61
MR
3165 add_cflags -W${armcc_opt},--diag_suppress=2523
3166 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3167 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3168 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3169 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3170 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3171elif enabled tms470; then
3172 add_cflags -pds=824 -pds=837
5f3b8314
MR
3173elif enabled pathscale; then
3174 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3175fi
3176
7483e694
DB
3177enabled_any $THREADS_LIST && enable threads
3178
3179check_deps $CONFIG_LIST \
b6bb00b0 3180 $CONFIG_EXTRA \
7483e694 3181 $HAVE_LIST \
54e75be4
DB
3182 $ALL_COMPONENTS \
3183 $ALL_TESTS \
f70f03f6 3184
3bfd582c 3185enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3186
9bbd6a4c
MR
3187! enabled_any memalign posix_memalign malloc_aligned &&
3188 enabled_any $need_memalign && enable memalign_hack
3189
3e89171a 3190echo "install prefix $prefix"
f36958f8
DB
3191echo "source path $source_path"
3192echo "C compiler $cc"
f36958f8 3193echo "ARCH $arch ($cpu)"
ce8871c2
MR
3194if test "$build_suffix" != ""; then
3195 echo "build suffix $build_suffix"
eb94aca9 3196fi
ac63af34
DB
3197if test "$extra_version" != ""; then
3198 echo "version string suffix $extra_version"
3199fi
0db2ce77 3200echo "big-endian ${bigendian-no}"
e90f5b5a 3201echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3202if enabled x86; then
6348a96c 3203 echo "${yasmexe} ${yasm-no}"
0db2ce77 3204 echo "MMX enabled ${mmx-no}"
30e98e62 3205 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3206 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3207 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3208 echo "SSE enabled ${sse-no}"
30e98e62 3209 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3210 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3211 echo "CMOV enabled ${cmov-no}"
3212 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3213 echo "EBX available ${ebx_available-no}"
3214 echo "EBP available ${ebp_available-no}"
e41e8342 3215fi
5b6c2cbd 3216if enabled arm; then
0db2ce77
MR
3217 echo "ARMv5TE enabled ${armv5te-no}"
3218 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3219 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3220 echo "ARM VFP enabled ${armvfp-no}"