libm: Provide fallback definitions for isnan() and isinf()
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
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78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
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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
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
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126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
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156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
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170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
06454877 172 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 173 --enable-libfreetype enable libfreetype [no]
06454877 174 --enable-libgsm enable GSM support via libgsm [no]
3641b048 175 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 176 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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177 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
178 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
179 --enable-libopencv enable video filtering via libopencv [no]
06454877 180 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 181 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 182 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 183 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 184 --enable-libspeex enable Speex support via libspeex [no]
06454877 185 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 186 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 187 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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188 --enable-libvorbis enable Vorbis encoding via libvorbis,
189 native implementation exists [no]
8299a7f8 190 --enable-libvpx enable VP8 support via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
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193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
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]
06454877
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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)
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DB
225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
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261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $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
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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
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303EOF
304 else
305cat <<EOF
e155a21a
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306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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320}
321
14a8acf1
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322c_escape(){
323 echo "$*" | 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
MR
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
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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
MR
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 ${cfg}_checking
510
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511 eval dep_all="\$${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
MR
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
MR
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
c8af852b 930 avresample
c88f5d72 931 avisynth
f402916e 932 bzlib
7f3f5f46 933 dct
c73f65d9 934 doc
05aec7bb 935 dwt
92c6a099 936 dxva2
27a9466b 937 fastdiv
1848f7d9 938 fft
47941088 939 frei0r
bc8c1395 940 gnutls
c88f5d72 941 gpl
d8d0d0b2 942 gray
3abe5fbd 943 hardcoded_tables
e417d80d 944 libcdio
f7b8bffe 945 libdc1394
2eed5a46 946 libfaac
a5b64584 947 libfreetype
c88f5d72 948 libgsm
3641b048 949 libilbc
6ebe07fb 950 libmp3lame
0b175caa
DB
951 libopencore_amrnb
952 libopencore_amrwb
6ebf0bfc 953 libopencv
9a77d59a 954 libopenjpeg
0de9c41f 955 libpulse
0f943ce6 956 librtmp
f7cd9eed 957 libschroedinger
ae14f311 958 libspeex
150d2772 959 libtheora
d89e738a 960 libvo_aacenc
f502ff3f 961 libvo_amrwbenc
c88f5d72 962 libvorbis
8299a7f8 963 libvpx
1cc60c47 964 libx264
de295976 965 libxavs
1cc60c47 966 libxvid
b781cc12 967 lsp
47a158cb 968 mdct
c88f5d72 969 memalign_hack
c4f5c2d6 970 mpegaudiodsp
c88f5d72 971 network
3fe142e2 972 nonfree
a060866f 973 openssl
8a3c8627 974 pic
68602540 975 rdft
44b70ce5 976 rtpdec
e90f5b5a 977 runtime_cpudetect
8cfbbd92 978 safe_bitstream_reader
2e35e684 979 shared
4538729a 980 sinewin
bd2216e4 981 small
6b35d421 982 sram
2e35e684 983 static
5a0f7131 984 swscale
a9ddb5b1 985 swscale_alpha
8986fddc 986 thumb
17492d5e 987 vaapi
ac3dbb4d 988 vda
17492d5e 989 vdpau
9cad0e4e 990 version3
7e4d9d5d 991 xmm_clobber_test
56a059ac 992 x11grab
c88f5d72 993 zlib
4a0d6686 994"
c88f5d72 995
8eee7025 996THREADS_LIST='
8eee7025
DB
997 pthreads
998 w32threads
999'
1000
3f5b56e5
MR
1001ARCH_LIST='
1002 alpha
a2fc0f6a 1003 arm
fdcd782d
MR
1004 avr32
1005 avr32_ap
1006 avr32_uc
3f5b56e5
MR
1007 bfin
1008 ia64
1009 m68k
1010 mips
bae3abb0 1011 mips64
3f5b56e5 1012 parisc
79cb09b2 1013 ppc
34d11b87 1014 ppc64
3f5b56e5
MR
1015 s390
1016 sh4
1017 sparc
1018 sparc64
0844bae1 1019 tomi
3f5b56e5
MR
1020 x86
1021 x86_32
1022 x86_64
1023'
1024
1025ARCH_EXT_LIST='
1ac9331a 1026 altivec
3bf96eec 1027 amd3dnow
a1ef9f08 1028 amd3dnowext
1ac9331a 1029 armv5te
edab3048 1030 armv6
ab5cb084 1031 armv6t2
f55b299a 1032 armvfp
87f1355f 1033 avx
3f5b56e5
MR
1034 mmi
1035 mmx
d7f0920b 1036 mmx2
6b18d278 1037 neon
799fde37 1038 ppc4xx
1bb04d5a 1039 sse
9eeed841 1040 ssse3
93eb8e4d 1041 vfpv3
bd9d34a0 1042 vis
3f5b56e5
MR
1043'
1044
a3e02a8c
MR
1045HAVE_LIST_PUB='
1046 bigendian
d268eee9 1047 fast_unaligned
a3e02a8c
MR
1048'
1049
3f5b56e5
MR
1050HAVE_LIST="
1051 $ARCH_EXT_LIST
a3e02a8c 1052 $HAVE_LIST_PUB
3f5b56e5 1053 $THREADS_LIST
be1a839c 1054 aligned_malloc
59782b82 1055 aligned_stack
35fd8122 1056 alsa_asoundlib_h
3f5b56e5 1057 altivec_h
c9fdab0d 1058 arpa_inet_h
6308729e 1059 asm_mod_y
dffb41b9 1060 attribute_may_alias
e7ea5e3d 1061 attribute_packed
15333562 1062 cbrtf
ecf97f22 1063 closesocket
1ac9331a 1064 cmov
c88f5d72 1065 dcbzl
f8aa696f
DB
1066 dev_bktr_ioctl_bt848_h
1067 dev_bktr_ioctl_meteor_h
1068 dev_ic_bt8xx_h
f8aa696f 1069 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1070 dev_video_meteor_ioctl_meteor_h
18b67ae5 1071 dlfcn_h
c88f5d72 1072 dlopen
bc574408 1073 dos_paths
245626d0
DB
1074 ebp_available
1075 ebx_available
6b7c7703
VS
1076 exp2
1077 exp2f
c2a29455 1078 fast_64bit
669b5583 1079 fast_clz
7073e9fc 1080 fast_cmov
534a2231 1081 fcntl
9d99cc5a 1082 fork
84882df6 1083 getaddrinfo
da9e86f8 1084 gethrtime
02e8f427 1085 GetProcessAffinityMask
fc5607f8 1086 GetProcessMemoryInfo
4e68cb8a 1087 GetProcessTimes
61183b5a 1088 GetSystemTimeAsFileTime
66be5b45 1089 getrusage
61183b5a 1090 gettimeofday
a49d3025 1091 gnu_as
2f0c136e 1092 ibm_asm
2e1913b1 1093 inet_aton
61d251db 1094 inline_asm
abfc8d05 1095 isatty
46df708b
MS
1096 isinf
1097 isnan
8772997d 1098 jack_port_get_latency_range
9f5ff83f 1099 ldbrx
0b4a1821
AS
1100 libdc1394_1
1101 libdc1394_2
a33cab3a 1102 llrint
07876e25 1103 llrintf
d96cd429
MR
1104 local_aligned_16
1105 local_aligned_8
a5b64584 1106 localtime_r
291fd18a 1107 log2
6b7c7703 1108 log2f
85dd97ad 1109 loongson
a33cab3a 1110 lrint
c88f5d72 1111 lrintf
f8aa696f
DB
1112 machine_ioctl_bt848_h
1113 machine_ioctl_meteor_h
c88f5d72 1114 malloc_h
73f6d31e 1115 MapViewOfFile
c88f5d72 1116 memalign
6ffa87d3 1117 mkstemp
0328b9ea 1118 mmap
d3d3a32c 1119 nanosleep
5699884c 1120 netinet_sctp_h
3e0b1c9a 1121 poll_h
1f91cdce 1122 posix_memalign
a33cab3a
MK
1123 round
1124 roundf
ea4d5f48 1125 sched_getaffinity
c88f5d72
MR
1126 sdl
1127 sdl_video_size
b507ebd1 1128 setmode
3e0b1c9a 1129 setrlimit
d3d3a32c 1130 Sleep
15d59d2c 1131 sndio_h
72be9e73 1132 socklen_t
deb29777 1133 soundcard_h
87958234 1134 strerror_r
6379900c 1135 strptime
47941088 1136 strtok_r
c0018613 1137 struct_addrinfo
b4d68544 1138 struct_ipv6_mreq
3e0b1c9a 1139 struct_rusage_ru_maxrss
b4d68544 1140 struct_sockaddr_in6
3b2372bf 1141 struct_sockaddr_sa_len
33a4dbdd 1142 struct_sockaddr_storage
a6a4793d 1143 struct_v4l2_frmivalenum_discrete
b462d132 1144 symver
b462d132 1145 symver_asm_label
3e0b1c9a 1146 symver_gnu_asm
bcc73960 1147 sysconf
b9e22269 1148 sysctl
b58412f1 1149 sys_mman_h
06bb5905 1150 sys_param_h
b091aa44 1151 sys_resource_h
81644c2e 1152 sys_select_h
deb29777 1153 sys_soundcard_h
e64bceea 1154 sys_time_h
1b6e8b73 1155 sys_videoio_h
b265431e 1156 threads
23d3931a 1157 trunc
7b04b8a0 1158 truncf
542920b7 1159 unistd_h
d3d3a32c 1160 usleep
ce742de2 1161 vfp_args
7c5bfe7a 1162 VirtualAlloc
d3d3a32c 1163 windows_h
6ff3f3e7 1164 winsock2_h
cc078b5d 1165 xform_asm
6f74fb03 1166 xmm_clobbers
304d586d 1167 yasm
0cb78cef 1168"
44161118 1169
b6bb00b0
MR
1170# options emitted with CONFIG_ prefix but not available on command line
1171CONFIG_EXTRA="
478fd534 1172 aandct
dc4f5a1c 1173 avutil
478fd534 1174 golomb
9cad0e4e 1175 gplv3
478fd534
DB
1176 h264chroma
1177 h264dsp
1178 h264pred
915a2a0a 1179 h264qpel
478fd534 1180 huffman
9cad0e4e 1181 lgplv3
478fd534 1182 lpc
b6bb00b0
MR
1183"
1184
520cc7f1 1185CMDLINE_SELECT="
3f5b56e5 1186 $ARCH_EXT_LIST
520cc7f1 1187 $CONFIG_LIST
8eee7025 1188 $THREADS_LIST
c8a4ae00 1189 asm
db6107b6 1190 cross_compile
520cc7f1
MR
1191 debug
1192 extra_warnings
8c6afa4d 1193 logging
d2bbb2f7 1194 optimizations
9baec618 1195 symver
7595a5e4 1196 yasm
520cc7f1 1197"
426be5dc
DB
1198
1199PATHS_LIST='
d156bede 1200 bindir
14a8acf1 1201 datadir
26759c44
MR
1202 incdir
1203 libdir
26759c44
MR
1204 mandir
1205 prefix
1206 shlibdir
426be5dc
DB
1207'
1208
1209CMDLINE_SET="
1210 $PATHS_LIST
121d78d0 1211 ar
426be5dc 1212 arch
313c46a6 1213 as
426be5dc
DB
1214 build_suffix
1215 cc
1216 cpu
1217 cross_prefix
50567afa 1218 dep_cc
ac63af34 1219 extra_version
9da6609f
MR
1220 host_cc
1221 host_cflags
1222 host_ldflags
1223 host_libs
82bb3329 1224 host_os
684b28e0 1225 ld
426be5dc 1226 logfile
4ae40685 1227 malloc_prefix
89641463 1228 nm
9cd7b854 1229 optflags
3f8040db 1230 pkg_config
2fad0977 1231 samples
c5200f17
MR
1232 sysinclude
1233 sysroot
a7ada2ba 1234 target_exec
26759c44 1235 target_os
a7ada2ba 1236 target_path
426be5dc 1237"
520cc7f1 1238
89f2932b
MR
1239CMDLINE_APPEND="
1240 extra_cflags
1241"
1242
912f3148
DB
1243# code dependency declarations
1244
9eeed841 1245# architecture extensions
808fa33c 1246
a2fc0f6a
MR
1247armv5te_deps="arm"
1248armv6_deps="arm"
ab5cb084 1249armv6t2_deps="arm"
a2fc0f6a 1250armvfp_deps="arm"
808fa33c 1251neon_deps="arm"
93eb8e4d 1252vfpv3_deps="armvfp"
808fa33c 1253
e241ba14 1254mmi_deps="mips"
808fa33c
MR
1255
1256altivec_deps="ppc"
1257ppc4xx_deps="ppc"
1258
1259vis_deps="sparc"
1260
7f8c3d1f 1261x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1262amd3dnow_deps="mmx"
1263amd3dnowext_deps="amd3dnow"
9eeed841 1264mmx_deps="x86"
75aa95a6 1265mmx2_deps="mmx"
75aa95a6
DB
1266sse_deps="mmx"
1267ssse3_deps="sse"
87f1355f 1268avx_deps="ssse3"
9eeed841 1269
59782b82 1270aligned_stack_if_any="ppc x86"
e939cedd 1271fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1272fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1273fast_unaligned_if_any="armv6 ppc x86"
669b5583 1274
6fec122a 1275inline_asm_deps="!tms470"
3e0b1c9a 1276need_memalign="altivec neon sse"
89e053f8 1277
b462d132
MR
1278symver_if_any="symver_asm_label symver_gnu_asm"
1279
26fbcc85 1280# subsystems
dc609252 1281dct_select="rdft"
26fbcc85
MR
1282mdct_select="fft"
1283rdft_select="fft"
c4f5c2d6 1284mpegaudiodsp_select="dct"
26fbcc85 1285
5666fd73 1286# decoders / encoders / hardware accelerators
cfc2a0cf 1287aac_decoder_select="mdct sinewin"
4538729a 1288aac_encoder_select="mdct sinewin"
136e19e1 1289aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1290ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1291ac3_encoder_select="mdct ac3dsp"
3d269059 1292ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1293alac_encoder_select="lpc"
b781cc12 1294amrnb_decoder_select="lsp"
2b2a597e 1295amrwb_decoder_select="lsp"
4538729a 1296atrac1_decoder_select="mdct sinewin"
26fbcc85 1297atrac3_decoder_select="mdct"
a33657ce
DB
1298binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1299binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1300cavs_decoder_select="golomb"
4538729a 1301cook_decoder_select="mdct sinewin"
2eef7c62 1302cscd_decoder_suggest="zlib"
26fbcc85 1303dca_decoder_select="mdct"
e8ed9b7a 1304dnxhd_encoder_select="aandct"
2eef7c62 1305dxa_decoder_select="zlib"
baf91bb9 1306eac3_decoder_select="ac3_decoder"
aa47c35d 1307eac3_encoder_select="mdct ac3dsp"
84c04e25 1308eamad_decoder_select="aandct"
e8ed9b7a 1309eatgq_decoder_select="aandct"
d52b39c7 1310eatqi_decoder_select="aandct"
4f034993
MR
1311ffv1_decoder_select="golomb"
1312flac_decoder_select="golomb"
f4d608e3 1313flac_encoder_select="golomb lpc"
2eef7c62
AJ
1314flashsv_decoder_select="zlib"
1315flashsv_encoder_select="zlib"
c2d23309 1316flashsv2_decoder_select="zlib"
4414137e 1317flv_decoder_select="h263_decoder"
4d4b4bd1 1318flv_encoder_select="h263_encoder"
3447f12d 1319fraps_decoder_select="huffman"
e8ed9b7a 1320h261_encoder_select="aandct"
7f647ae0 1321h263_decoder_select="h263_parser"
e8ed9b7a 1322h263_encoder_select="aandct"
95a61cfc 1323h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1324h263i_decoder_select="h263_decoder"
fe629c2d 1325h263p_encoder_select="h263_encoder"
915a2a0a 1326h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1327h264_dxva2_hwaccel_deps="dxva2api_h"
1328h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1329h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1330h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1331h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1332iac_decoder_select="fft mdct sinewin"
56c8227d 1333imc_decoder_select="fft mdct sinewin"
4f034993
MR
1334jpegls_decoder_select="golomb"
1335jpegls_encoder_select="golomb"
e8ed9b7a 1336ljpeg_encoder_select="aandct"
4f034993 1337loco_decoder_select="golomb"
e8ed9b7a 1338mjpeg_encoder_select="aandct"
2cca233b 1339mlp_decoder_select="mlp_parser"
c4f5c2d6 1340mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1341mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1342mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1343mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1344mp3_decoder_select="mpegaudiodsp"
1345mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1346mp3adufloat_decoder_select="mpegaudiodsp"
1347mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1348mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1349mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1350mpc7_decoder_select="mpegaudiodsp"
1351mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1352mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1353mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1354mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1355mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1356mpeg1video_encoder_select="aandct"
164aab02
LA
1357mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1358mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1359mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1360mpeg2video_encoder_select="aandct"
1361mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1362mpeg4_encoder_select="h263_encoder"
95a61cfc 1363mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1364mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1365msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1366msmpeg4v1_encoder_select="h263_encoder"
4414137e 1367msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1368msmpeg4v2_encoder_select="h263_encoder"
4414137e 1369msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1370msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1371nellymoser_decoder_select="mdct sinewin"
1372nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1373png_decoder_select="zlib"
1374png_encoder_select="zlib"
b781cc12 1375qcelp_decoder_select="lsp"
c4f5c2d6 1376qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1377ra_144_encoder_select="lpc"
9f43fdda 1378ralf_decoder_select="golomb"
a8beb22f 1379rv10_decoder_select="h263_decoder"
b2bf38b4 1380rv10_encoder_select="h263_encoder"
a8beb22f 1381rv20_decoder_select="h263_decoder"
b2bf38b4 1382rv20_encoder_select="h263_encoder"
915a2a0a
DB
1383rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1384rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1385shorten_decoder_select="golomb"
b781cc12 1386sipr_decoder_select="lsp"
05aec7bb
MR
1387snow_decoder_select="dwt"
1388snow_encoder_select="aandct dwt"
19ecfb8a 1389svq1_encoder_select="aandct"
915a2a0a 1390svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1391svq3_decoder_suggest="zlib"
4eef77c1 1392theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1393tiff_decoder_suggest="zlib"
1394tiff_encoder_suggest="zlib"
aec09a00 1395truehd_decoder_select="mlp_decoder"
2eef7c62 1396tscc_decoder_select="zlib"
4538729a 1397twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1398vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1399vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1400vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1401vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1402vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1403vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1404vorbis_decoder_select="mdct"
1405vorbis_encoder_select="mdct"
3447f12d 1406vp6_decoder_select="huffman"
e82dc4c9
DB
1407vp6a_decoder_select="vp6_decoder"
1408vp6f_decoder_select="vp6_decoder"
915a2a0a 1409vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1410wmapro_decoder_select="mdct sinewin"
1411wmav1_decoder_select="mdct sinewin"
1412wmav1_encoder_select="mdct sinewin"
1413wmav2_decoder_select="mdct sinewin"
1414wmav2_encoder_select="mdct sinewin"
1415wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1416wmv1_decoder_select="h263_decoder"
665507aa 1417wmv1_encoder_select="h263_encoder"
f95bfab0 1418wmv2_decoder_select="h263_decoder"
1746e2a9 1419wmv2_encoder_select="h263_encoder"
015f8ee0 1420wmv3_decoder_select="vc1_decoder"
f0f86627 1421wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1422wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1423wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1424wmv3image_decoder_select="wmv3_decoder"
0e714f88 1425zerocodec_decoder_select="zlib"
2eef7c62
AJ
1426zlib_decoder_select="zlib"
1427zlib_encoder_select="zlib"
1428zmbv_decoder_select="zlib"
1429zmbv_encoder_select="zlib"
30fd06be 1430
0afab17e 1431vaapi_deps="va_va_h"
ac3dbb4d 1432vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1433vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1434
28b80940 1435# parsers
6a7c5312 1436h264_parser_select="golomb h264dsp h264pred"
28b80940 1437
912f3148 1438# external libraries
c9171a83 1439libfaac_encoder_deps="libfaac"
299c77d5
MR
1440libgsm_decoder_deps="libgsm"
1441libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1442libgsm_ms_decoder_deps="libgsm"
1443libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1444libilbc_decoder_deps="libilbc"
1445libilbc_encoder_deps="libilbc"
1cc60c47 1446libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1447libopencore_amrnb_decoder_deps="libopencore_amrnb"
1448libopencore_amrnb_encoder_deps="libopencore_amrnb"
1449libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1450libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1451libschroedinger_decoder_deps="libschroedinger"
1452libschroedinger_encoder_deps="libschroedinger"
ae14f311 1453libspeex_decoder_deps="libspeex"
b606a017 1454libspeex_encoder_deps="libspeex"
150d2772 1455libtheora_encoder_deps="libtheora"
d89e738a 1456libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1457libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1458libvorbis_encoder_deps="libvorbis"
8299a7f8 1459libvpx_decoder_deps="libvpx"
ee0e9146 1460libvpx_encoder_deps="libvpx"
1cc60c47 1461libx264_encoder_deps="libx264"
de295976 1462libxavs_encoder_deps="libxavs"
1cc60c47 1463libxvid_encoder_deps="libxvid"
30fd06be 1464
912f3148 1465# demuxers / muxers
c2dd0e9e 1466ac3_demuxer_select="ac3_parser"
647c2356 1467asf_stream_muxer_select="asf_muxer"
4e622dea 1468avisynth_demuxer_deps="avisynth"
c2dd0e9e 1469dirac_demuxer_select="dirac_parser"
5b423887 1470eac3_demuxer_select="ac3_parser"
c2dd0e9e 1471flac_demuxer_select="flac_parser"
647c2356 1472ipod_muxer_select="mov_muxer"
647c2356 1473matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1474matroska_demuxer_suggest="zlib bzlib"
1475mov_demuxer_suggest="zlib"
c2dd0e9e 1476mp3_demuxer_select="mpegaudio_parser"
647c2356 1477mp4_muxer_select="mov_muxer"
2439bd86 1478mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1479mpegtsraw_demuxer_select="mpegts_demuxer"
1480mxf_d10_muxer_select="mxf_muxer"
24ca518b 1481ogg_demuxer_select="golomb"
647c2356 1482psp_muxer_select="mov_muxer"
44594cc7 1483rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1484rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1485rtsp_demuxer_select="http_protocol rtpdec"
1486rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1487sap_demuxer_select="sdp_demuxer"
2aab70c4 1488sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1489sdp_demuxer_select="rtpdec"
f1e94694 1490spdif_muxer_select="aac_parser"
647c2356
DB
1491tg2_muxer_select="mov_muxer"
1492tgp_muxer_select="mov_muxer"
6bdaa5f4 1493w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1494
1495# indevs / outdevs
38e54a75 1496alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1497alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1498bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1499dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1500fbdev_indev_deps="linux_fb_h"
38e54a75 1501jack_indev_deps="jack_jack_h"
e417d80d 1502libcdio_indev_deps="libcdio"
38e54a75 1503libdc1394_indev_deps="libdc1394"
38e54a75
SS
1504oss_indev_deps_any="soundcard_h sys_soundcard_h"
1505oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1506pulse_indev_deps="libpulse"
15d59d2c
B
1507sndio_indev_deps="sndio_h"
1508sndio_outdev_deps="sndio_h"
38e54a75 1509v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1510vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1511vfwcap_indev_extralibs="-lavicap32"
38e54a75 1512x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1513
912f3148 1514# protocols
3fff6382 1515gopher_protocol_deps="network"
c40e1757
JS
1516httpproxy_protocol_deps="network"
1517httpproxy_protocol_select="tcp_protocol"
c08fb000 1518http_protocol_deps="network"
279a0c97 1519http_protocol_select="tcp_protocol"
183baead 1520https_protocol_select="tls_protocol"
c3b57d6e
DB
1521librtmp_protocol_deps="librtmp"
1522librtmpe_protocol_deps="librtmp"
1523librtmps_protocol_deps="librtmp"
1524librtmpt_protocol_deps="librtmp"
1525librtmpte_protocol_deps="librtmp"
c60a2d70 1526mmsh_protocol_select="http_protocol"
b4cf3f6c 1527mmst_protocol_deps="network"
c3b57d6e 1528rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1529rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1530rtmphttp_protocol_deps="!librtmp_protocol"
1531rtmphttp_protocol_select="http_protocol"
1532rtmpt_protocol_deps="!librtmp_protocol"
1533rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1534rtp_protocol_select="udp_protocol"
5699884c 1535sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1536tcp_protocol_deps="network"
558d192d
MS
1537tls_protocol_deps_any="openssl gnutls"
1538tls_protocol_select="tcp_protocol"
c08fb000
AB
1539udp_protocol_deps="network"
1540
6ebf0bfc 1541# filters
13fabd7a 1542blackframe_filter_deps="gpl"
ce6b6ef6 1543boxblur_filter_deps="gpl"
68b79bfc 1544cropdetect_filter_deps="gpl"
b157be1f 1545delogo_filter_deps="gpl"
a5b64584 1546drawtext_filter_deps="libfreetype"
2e5ff4d0 1547frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1548frei0r_filter_extralibs='$ldl'
a42bb9d6 1549frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1550frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1551hqdn3d_filter_deps="gpl"
d371e7b9 1552resample_filter_deps="avresample"
cf69ad35 1553ocv_filter_deps="libopencv"
2f296e39 1554scale_filter_deps="swscale"
acbac567 1555yadif_filter_deps="gpl"
6ebf0bfc 1556
5a0f7131
MR
1557# libraries
1558avdevice_deps="avcodec avformat"
1559avformat_deps="avcodec"
f7679c54 1560
912f3148 1561# programs
ce03b088
AK
1562avconv_deps="avcodec avfilter avformat avresample swscale
1563 aformat_filter asyncts_filter
1564 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1565avplay_deps="avcodec avformat swscale sdl"
1566avplay_select="rdft"
9e12f0bf 1567avprobe_deps="avcodec avformat"
b263bf66 1568avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1569avserver_extralibs='$ldl'
a2830dca 1570
c73f65d9 1571doc_deps="texi2html"
912f3148 1572
57442411
MR
1573# tests
1574
1575test_deps(){
1576 suf1=$1
1577 suf2=$2
1578 shift 2
1579 for v; do
1580 dep=${v%=*}
1581 tests=${v#*=}
1582 for name in ${tests}; do
908f12f3 1583 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1584 done
1585 done
1586}
1587
908f12f3
MR
1588mxf_d10_test_deps="avfilter"
1589seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1590
57442411
MR
1591test_deps _muxer _demuxer \
1592 aiff \
1593 pcm_alaw=alaw \
1594 asf \
1595 au \
1596 avi \
1597 dv=dv_fmt \
1598 ffm \
1599 flv=flv_fmt \
1600 gxf \
1601 matroska=mkv \
1602 mmf \
1603 mov \
1604 pcm_mulaw=mulaw \
0218808d 1605 mxf="mxf mxf_d10" \
57442411
MR
1606 nut \
1607 ogg \
1608 rawvideo=pixfmt \
1609 rm \
1610 swf \
1611 mpegts=ts \
1612 voc \
1613 wav \
1614 yuv4mpegpipe=yuv4mpeg \
1615
1616mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1617
de6d9b64 1618# default parameters
8a608357 1619
19bd477d 1620logfile="config.log"
8a608357
MR
1621
1622# installation paths
c9d19248
MR
1623prefix_default="/usr/local"
1624bindir_default='${prefix}/bin'
6291d7e4 1625datadir_default='${prefix}/share/avconv'
c9d19248
MR
1626incdir_default='${prefix}/include'
1627libdir_default='${prefix}/lib'
1628mandir_default='${prefix}/share/man'
1629shlibdir_default="$libdir_default"
8a608357
MR
1630
1631# toolchain
121d78d0 1632ar_default="ar"
13c7df3d 1633cc_default="gcc"
a3d7c197 1634cc_version=\"unknown\"
9da6609f 1635host_cc_default="gcc"
11e6d03a 1636ln_s="ln -sf"
89641463 1637nm_default="nm"
11e6d03a 1638objformat="elf"
3f8040db 1639pkg_config_default=pkg-config
be7109c1 1640ranlib="ranlib"
11e6d03a 1641yasmexe="yasm"
8a608357 1642
8182dc34 1643nm_opts='-g'
3e0b1c9a 1644nogas=":"
8182dc34 1645
8a608357 1646# machine
8d4c00ed 1647arch_default=$(uname -m)
38d0a8aa 1648cpu="generic"
8a608357 1649
8a608357 1650# OS
8d4c00ed
MR
1651target_os_default=$(tolower $(uname -s))
1652host_os=$target_os_default
8a608357 1653
8a608357 1654# configurable options
055c61b8
DB
1655enable $PROGRAM_LIST
1656
5a0f7131
MR
1657enable avcodec
1658enable avdevice
cccc039f 1659enable avfilter
5a0f7131 1660enable avformat
c8af852b 1661enable avresample
dc4f5a1c 1662enable avutil
3e0b1c9a
DB
1663enable swscale
1664
3e0b1c9a
DB
1665enable asm
1666enable debug
1667enable doc
1668enable fastdiv
497237c7 1669enable network
8400d6b8 1670enable optimizations
8cfbbd92 1671enable safe_bitstream_reader
530dc538 1672enable static
a9ddb5b1 1673enable swscale_alpha
8a608357 1674
8a608357 1675# build settings
9987769a 1676SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1677AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1678LIBPREF="lib"
1679LIBSUF=".a"
c5f14466
RP
1680FULLNAME='$(NAME)$(BUILDSUF)'
1681LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1682SLIBPREF="lib"
1683SLIBSUF=".so"
c5f14466 1684SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1685SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1686SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1687LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1688SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1689SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1690
bc877faf 1691AS_O='-o $@'
7e6c86e6
MR
1692CC_O='-o $@'
1693
1d01fee9 1694host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1695host_libs='-lm'
1696
9b861379 1697target_path='$(CURDIR)'
a7ada2ba 1698
a158446b
MR
1699# since the object filename is not given with the -MM flag, the compiler
1700# is only able to print the basename, and we must add the path ourselves
c1c3933a 1701DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1702DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1703
c597172e 1704# find source path
24524f36 1705if test -f configure; then
f038cf3c 1706 source_path=.
c597172e 1707else
8477f2de 1708 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1709 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1710 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1711 test -e "$source_path/config.h" &&
1712 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1713fi
1714
13cbe2c0 1715for v in "$@"; do
b04251c5
MR
1716 r=${v#*=}
1717 l=${v%"$r"}
1718 r=$(sh_quote "$r")
29ba0911 1719 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1720done
c597172e 1721
73ef8980
MR
1722find_things(){
1723 thing=$1
1724 pattern=$2
1725 file=$source_path/$3
932ccf39 1726 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1727}
1728
1729ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1730DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1731HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1732PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1733BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1734MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1735DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1736OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1737INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1738PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1739FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1740
54e75be4
DB
1741ALL_COMPONENTS="
1742 $BSF_LIST
1743 $DECODER_LIST
1744 $DEMUXER_LIST
1745 $ENCODER_LIST
1746 $FILTER_LIST
1747 $HWACCEL_LIST
1748 $INDEV_LIST
1749 $MUXER_LIST
1750 $OUTDEV_LIST
1751 $PARSER_LIST
1752 $PROTOCOL_LIST
1753"
1754
57442411 1755find_tests(){
b9d5f1b7 1756 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1757}
1758
57442411 1759LAVF_TESTS=$(find_tests lavf)
48c28162 1760LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1761SEEK_TESTS=$(find_tests seek seek_)
57442411 1762
7263cd55 1763ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1764
8469ae22
MR
1765for n in $COMPONENT_LIST; do
1766 v=$(toupper ${n%s})_LIST
1767 eval enable \$$v
1768 eval ${n}_if_any="\$$v"
1769done
1770
54e75be4 1771enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1772
1773die_unknown(){
1774 echo "Unknown option \"$1\"."
1775 echo "See $0 --help for available options."
1776 exit 1
1777}
1778
794f8e97 1779show_list() {
bf0c4afa
RP
1780 suffix=_$1
1781 shift
2b444ea7 1782 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1783 exit 0
1784}
1785
c597172e 1786for opt do
7483e694
DB
1787 optval="${opt#*=}"
1788 case "$opt" in
0f010b2f 1789 --extra-ldflags=*) add_ldflags $optval
7483e694 1790 ;;
0f010b2f 1791 --extra-libs=*) add_extralibs $optval
7483e694 1792 ;;
8fb1cb58 1793 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1794 ;;
40bcf4c7
BL
1795 --enable-debug=*) debuglevel="$optval"
1796 ;;
36e2dea0 1797 --disable-everything)
1b15dc3c 1798 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1799 ;;
7483e694 1800 --enable-*=*|--disable-*=*)
8b93ddc3 1801 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1802 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1803 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1804 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1805 $action $(filter "$name" $list)
7483e694
DB
1806 ;;
1807 --enable-?*|--disable-?*)
5e622c40 1808 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1809 if is_in $option $COMPONENT_LIST; then
fed5d54b 1810 test $action = disable && action=unset
e3773a55
MR
1811 eval $action \$$(toupper ${option%s})_LIST
1812 elif is_in $option $CMDLINE_SELECT; then
1813 $action $option
1814 else
1815 die_unknown $opt
1816 fi
7483e694
DB
1817 ;;
1818 --list-*)
1819 NAME="${opt#--list-}"
1820 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1821 NAME=${NAME%s}
1822 eval show_list $NAME \$$(toupper $NAME)_LIST
1823 ;;
1824 --help|-h) show_help
1825 ;;
1826 *)
884a36a7 1827 optname="${opt%%=*}"
26759c44
MR
1828 optname="${optname#--}"
1829 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1830 if is_in $optname $CMDLINE_SET; then
1831 eval $optname='$optval'
1832 elif is_in $optname $CMDLINE_APPEND; then
1833 append $optname "$optval"
1834 else
1835 die_unknown $opt
1836 fi
7483e694
DB
1837 ;;
1838 esac
c597172e
MR
1839done
1840
bcea99bb
MR
1841disabled logging && logfile=/dev/null
1842
29ba0911 1843echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1844set >> $logfile
1845
9da6609f
MR
1846test -n "$cross_prefix" && enable cross_compile
1847
8d4c00ed
MR
1848if enabled cross_compile; then
1849 test -n "$arch" && test -n "$target_os" ||
1850 die "Must specify target arch and OS when cross-compiling"
1851fi
1852
1853set_default arch target_os
1854
121d78d0 1855ar_default="${cross_prefix}${ar_default}"
11e6d03a 1856cc_default="${cross_prefix}${cc_default}"
20e0ed95 1857nm_default="${cross_prefix}${nm_default}"
3f8040db 1858pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1859ranlib="${cross_prefix}${ranlib}"
adb2b908 1860
c5200f17
MR
1861sysinclude_default="${sysroot}/usr/include"
1862
e0be794a 1863set_default cc nm pkg_config sysinclude
9da6609f
MR
1864enabled cross_compile || host_cc_default=$cc
1865set_default host_cc
13c7df3d 1866
762f95e4
MR
1867if ! $pkg_config --version >/dev/null 2>&1; then
1868 warn "$pkg_config not found, library detection may fail."
1869 pkg_config=false
1870fi
1871
82bb3329
MR
1872exesuf() {
1873 case $1 in
1c69c79f 1874 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1875 esac
1876}
1877
1878EXESUF=$(exesuf $target_os)
1879HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1880
e4e69e0b 1881# set temporary file name
a49d42c2 1882: ${TMPDIR:=$TEMPDIR}
c51fafa1 1883: ${TMPDIR:=$TMP}
a49d42c2 1884: ${TMPDIR:=/tmp}
e4e69e0b 1885
a210bce2 1886if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1887 # simple replacement for missing mktemp
1888 # NOT SAFE FOR GENERAL USE
1889 mktemp(){
09a5c245 1890 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1891 }
1892fi
1893
1894tmpfile(){
1895 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1896 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1897 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1898 append TMPFILES $tmp
1899 eval $1=$tmp
1900}
1901
1902trap 'rm -f -- $TMPFILES' EXIT
54460a83 1903
55127e7b 1904tmpfile TMPASM .asm
3e0b1c9a
DB
1905tmpfile TMPC .c
1906tmpfile TMPE $EXESUF
1907tmpfile TMPH .h
1908tmpfile TMPO .o
1909tmpfile TMPS .S
1910tmpfile TMPSH .sh
1911tmpfile TMPV .ver
54460a83
MR
1912
1913unset -f mktemp
e4e69e0b 1914
fb3c4ffc
MR
1915chmod +x $TMPE
1916
993f2d0f
MR
1917# make sure we can execute files in $TMPDIR
1918cat > $TMPSH 2>> $logfile <<EOF
1919#! /bin/sh
1920EOF
1921chmod +x $TMPSH >> $logfile 2>&1
1922if ! $TMPSH >> $logfile 2>&1; then
1923 cat <<EOF
1924Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1925variable to another directory and make sure that it is not mounted noexec.
1926EOF
1927 die "Sanity test failed."
1928fi
993f2d0f 1929
3e0b1c9a 1930filter_asflags=echo
19b4c628
MR
1931filter_cflags=echo
1932filter_cppflags=echo
19b4c628 1933
613a4e3f
MR
1934if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1935 cc_type=llvm_gcc
1936 cc_version=__VERSION__
1937 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1938 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1939 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1940 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1941 speed_cflags='-O3'
1942 size_cflags='-Os'
1943elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1944 cc_type=gcc
a3d7c197 1945 cc_version=__VERSION__
5d57846b
MR
1946 gcc_version=$($cc --version | head -n1)
1947 gcc_basever=$($cc -dumpversion)
3ad464bf 1948 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1949 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1950 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1951 if ! $cc -dumpversion | grep -q '^2\.'; then
1952 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1953 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1954 fi
14ca9cd0
MR
1955 speed_cflags='-O3'
1956 size_cflags='-Os'
629687f6
MR
1957elif $cc --version 2>/dev/null | grep -q Intel; then
1958 cc_type=icc
6e3fa35d 1959 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1960 cc_ident=$($cc --version | head -n1)
bdefad73 1961 icc_version=$($cc -dumpversion)
07dec06e
MR
1962 CC_DEPFLAGS='-MMD'
1963 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1964 speed_cflags='-O3'
1965 size_cflags='-Os'
b05394a0 1966 noopt_cflags='-O1'
629687f6
MR
1967elif $cc -v 2>&1 | grep -q xlc; then
1968 cc_type=xlc
6e3fa35d 1969 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1970 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1971 speed_cflags='-O5'
1972 size_cflags='-O5 -qcompact'
df442a8d
MR
1973elif $cc -V 2>/dev/null | grep -q Compaq; then
1974 cc_type=ccc
6e3fa35d 1975 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1976 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1977 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1978 debuglevel=3
df442a8d 1979 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1980 speed_cflags='-fast'
1981 size_cflags='-O1'
6a0d5493 1982elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1983 test -d "$sysroot" || die "No valid sysroot specified."
1984 cc_type=armcc
6e3fa35d 1985 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1986 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1987 armcc_conf="$PWD/armcc.conf"
1988 $cc --arm_linux_configure \
1989 --arm_linux_config_file="$armcc_conf" \
1990 --configure_sysroot="$sysroot" \
1991 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1992 die "Error creating armcc configuration file."
bcafde61 1993 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1994 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1995 as_default="${cross_prefix}gcc"
07dec06e
MR
1996 CC_DEPFLAGS='-MMD'
1997 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1998 speed_cflags='-O3'
1999 size_cflags='-Os'
d0f0f628 2000 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2001elif $cc -version 2>/dev/null | grep -q TMS470; then
2002 cc_type=tms470
6e3fa35d 2003 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2004 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2005 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2006 CC_O='-fr=$(@D)'
2007 as_default="${cross_prefix}gcc"
2008 ld_default="${cross_prefix}gcc"
6fec122a
MR
2009 TMPO=$(basename $TMPC .c).o
2010 append TMPFILES $TMPO
2011 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2012 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2013 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2014 speed_cflags='-O3 -mf=5'
2015 size_cflags='-O3 -mf=2'
6fec122a
MR
2016 filter_cflags=tms470_flags
2017 tms470_flags(){
2018 for flag; do
2019 case $flag in
2020 -march=*|-mcpu=*)
2021 case "${flag#*=}" in
2022 armv7-a|cortex-a*) echo -mv=7a8 ;;
2023 armv7-r|cortex-r*) echo -mv=7r4 ;;
2024 armv7-m|cortex-m*) echo -mv=7m3 ;;
2025 armv6*|arm11*) echo -mv=6 ;;
2026 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2027 echo -mv=5e ;;
2028 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2029 esac
2030 ;;
2031 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2032 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2033 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2034 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2035 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2036 -g) echo -g -mn ;;
587d24ff 2037 -pds=*) echo $flag ;;
6fec122a
MR
2038 esac
2039 done
2040 }
06da6943
DC
2041elif $cc -v 2>&1 | grep -q clang; then
2042 cc_type=clang
b67a8f49
DC
2043 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2044 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2045 cc_ident=$($cc --version | head -n1)
06da6943
DC
2046 CC_DEPFLAGS='-MMD'
2047 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2048 speed_cflags='-O3'
2049 size_cflags='-Os'
2a472e9c
MK
2050elif $cc -V 2>&1 | grep -q Sun; then
2051 cc_type=suncc
2052 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2053 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2054 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2055 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2056 add_ldflags -xc99
14ca9cd0
MR
2057 speed_cflags='-O5'
2058 size_cflags='-O5 -xspace'
03279bbe
MK
2059 filter_cflags=suncc_flags
2060 suncc_flags(){
2061 for flag; do
2062 case $flag in
2063 -march=*|-mcpu=*)
2064 case "${flag#*=}" in
2065 native) echo -xtarget=native ;;
87ddc38b 2066 v9|niagara) echo -xarch=sparc ;;
03279bbe 2067 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2068 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2069 i586|pentium) echo -xchip=pentium ;;
2070 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2071 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2072 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2073 pentium4*) echo -xtarget=pentium4 ;;
2074 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2075 *-sse3) echo -xarch=sse3 ;;
2076 core2) echo -xarch=ssse3 -xchip=core2 ;;
2077 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2078 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2079 k8|opteron|athlon64|athlon-fx)
2080 echo -xarch=sse2a ;;
2081 athlon*) echo -xarch=pentium_proa ;;
2082 esac
2083 ;;
2084 -std=c99) echo -xc99 ;;
2085 -fomit-frame-pointer) echo -xregs=frameptr ;;
2086 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2087 -W*,*) echo $flag ;;
2088 -f*-*|-W*) ;;
2089 *) echo $flag ;;
2090 esac
2091 done
2092 }
180ec37d 2093elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2094 cc_type=pathscale
2095 cc_version=__PATHSCALE__
2096 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2097 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2098 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2099 speed_cflags='-O2'
2100 size_cflags='-Os'
7b2d2190 2101 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2102elif $cc -v 2>&1 | grep -q Open64; then
2103 cc_type=open64
2104 cc_version=__OPEN64__
2105 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2106 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2107 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2108 speed_cflags='-O2'
2109 size_cflags='-Os'
7b2d2190 2110 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2111elif $cc -V 2>&1 | grep -q Portland; then
2112 cc_type=pgi
2113 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2114 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2115 opt_common='-alias=ansi -Mlre -Mpre'
2116 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2117 size_cflags="-O2 -Munroll=c:1 $opt_common"
2118 noopt_cflags="-O1"
2119 filter_cflags=pgi_flags
2120 pgi_flags(){
2121 for flag; do
2122 case $flag in
2123 -fomit-frame-pointer) echo -Mnoframe ;;
2124 -g) echo -gopt ;;
2125 *) echo $flag ;;
2126 esac
2127 done
2128 }
629687f6
MR
2129fi
2130
851ffa80
MR
2131test -n "$cc_type" && enable $cc_type ||
2132 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2133
75bafbac 2134: ${as_default:=$cc}
50567afa 2135: ${dep_cc_default:=$cc}
684b28e0 2136: ${ld_default:=$cc}
121d78d0 2137set_default ar as dep_cc ld
75800dce 2138
07dec06e
MR
2139test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2140test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2141
7f32f40c 2142add_cflags $extra_cflags
2f2e6c7c 2143add_asflags $extra_cflags
7f32f40c 2144
154d432c
MR
2145if test -n "$sysroot"; then
2146 case "$cc_type" in
00ba041c 2147 gcc|llvm_gcc|clang)
467256f2 2148 add_cppflags --sysroot="$sysroot"
154d432c
MR
2149 add_ldflags --sysroot="$sysroot"
2150 ;;
6fec122a
MR
2151 tms470)
2152 add_cppflags -I"$sysinclude"
2153 add_ldflags --sysroot="$sysroot"
2154 ;;
154d432c
MR
2155 esac
2156fi
2157
d22c13a8
MR
2158if test "$cpu" = host; then
2159 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2160
2161 case "$cc_type" in
613a4e3f 2162 gcc|llvm_gcc)
d22c13a8
MR
2163 check_native(){
2164 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2165 sed -n "/cc1.*$1=/{
27ce1be8
MR
2166 s/.*$1=\\([^ ]*\\).*/\\1/
2167 p
2168 q
2169 }" $TMPE
d22c13a8
MR
2170 }
2171 cpu=$(check_native -march || check_native -mcpu)
2172 ;;
2173 esac
2174
2175 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2176fi
2177
e939cedd
MR
2178# Deal with common $arch aliases
2179case "$arch" in
2180 arm*)
2181 arch="arm"
2182 ;;
2183 mips|mipsel|IP*)
2184 arch="mips"
2185 ;;
47b1860e 2186 mips64*)
e939cedd
MR
2187 arch="mips"
2188 subarch="mips64"
2189 ;;
2190 parisc|hppa)
2191 arch="parisc"
2192 ;;
2193 parisc64|hppa64)
2194 arch="parisc"
2195 subarch="parisc64"
2196 ;;
2197 "Power Macintosh"|ppc|powerpc)
2198 arch="ppc"
2199 ;;
47b1860e 2200 ppc64|powerpc64)
e939cedd
MR
2201 arch="ppc"
2202 subarch="ppc64"
2203 ;;
2204 s390|s390x)
2205 arch="s390"
2206 ;;
2207 sh4|sh)
2208 arch="sh4"
2209 ;;
2210 sun4u|sparc64)
2211 arch="sparc"
2212 subarch="sparc64"
2213 ;;
d33ed7b3 2214 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2215 arch="x86"
2216 ;;
2217esac
2218
851ffa80 2219is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2220enable $arch
e939cedd 2221
df5cdc24 2222# Add processor-specific flags
5d54c126
MR
2223if test "$cpu" = generic; then
2224 : do nothing
2225elif enabled ppc; then
343aef9b 2226
56348891
MR
2227 case $(tolower $cpu) in
2228 601|ppc601|powerpc601)
9dbd5c3d 2229 cpuflags="-mcpu=601"
64ad53ff 2230 disable altivec
9dbd5c3d 2231 ;;
56348891 2232 603*|ppc603*|powerpc603*)
9dbd5c3d 2233 cpuflags="-mcpu=603"
64ad53ff 2234 disable altivec
9dbd5c3d 2235 ;;
56348891 2236 604*|ppc604*|powerpc604*)
9dbd5c3d 2237 cpuflags="-mcpu=604"
64ad53ff 2238 disable altivec
9dbd5c3d 2239 ;;
56348891 2240 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2241 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2242 disable altivec
9dbd5c3d 2243 ;;
56348891 2244 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2245 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2246 ;;
56348891 2247 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2248 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2249 ;;
313f9fbf 2250 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2251 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2252 ;;
313f9fbf
SM
2253 power[3-7]*)
2254 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2255 ;;
56348891 2256 cell)
9dbd5c3d
MR
2257 cpuflags="-mcpu=cell"
2258 enable ldbrx
2259 ;;
7b0b81a1
AL
2260 e500v2)
2261 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2262 disable altivec
2263 ;;
2264 e500)
2265 cpuflags="-mcpu=8540 -mhard-float"
2266 disable altivec
2267 ;;
9dbd5c3d 2268 esac
343aef9b
MR
2269
2270elif enabled x86; then
2271
9dbd5c3d
MR
2272 case $cpu in
2273 i[345]86|pentium)
2274 cpuflags="-march=$cpu"
2275 disable mmx
2276 ;;
2277 # targets that do NOT support conditional mov (cmov)
2278 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2279 cpuflags="-march=$cpu"
2280 disable cmov
2281 ;;
2282 # targets that do support conditional mov (cmov)
9ddf1b1a 2283 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2284 cpuflags="-march=$cpu"
2285 enable cmov
2286 enable fast_cmov
2287 ;;
2288 # targets that do support conditional mov but on which it's slow
2289 pentium4|pentium4m|prescott|nocona)
2290 cpuflags="-march=$cpu"
2291 enable cmov
2292 disable fast_cmov
2293 ;;
2294 esac
343aef9b
MR
2295
2296elif enabled sparc; then
2297
9dbd5c3d 2298 case $cpu in
26b7199e
MK
2299 niagara)
2300 cpuflags="-mcpu=$cpu"
2301 disable vis
2302 ;;
9dbd5c3d
MR
2303 sparc64)
2304 cpuflags="-mcpu=v9"
2305 ;;
2306 esac
343aef9b
MR
2307
2308elif enabled arm; then
2309
34ba23c9
MR
2310 case $cpu in
2311 armv*)
2312 cpuflags="-march=$cpu"
c2eae137 2313 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2314 ;;
2315 *)
2316 cpuflags="-mcpu=$cpu"
c2eae137
MR
2317 case $cpu in
2318 cortex-a*) subarch=armv7a ;;
2319 cortex-r*) subarch=armv7r ;;
9e19704a 2320 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2321 arm11*) subarch=armv6 ;;
2322 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2323 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2324 esac
34ba23c9
MR
2325 ;;
2326 esac
343aef9b
MR
2327
2328elif enabled alpha; then
2329
34ba23c9 2330 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2331
2332elif enabled bfin; then
2333
34ba23c9 2334 cpuflags="-mcpu=$cpu"
343aef9b
MR
2335
2336elif enabled mips; then
2337
34ba23c9 2338 cpuflags="-march=$cpu"
343aef9b
MR
2339
2340elif enabled avr32; then
2341
9dbd5c3d
MR
2342 case $cpu in
2343 ap7[02]0[0-2])
2344 subarch="avr32_ap"
2345 cpuflags="-mpart=$cpu"
2346 ;;
2347 ap)
2348 subarch="avr32_ap"
2349 cpuflags="-march=$cpu"
2350 ;;
2351 uc3[ab]*)
2352 subarch="avr32_uc"
2353 cpuflags="-mcpu=$cpu"
2354 ;;
2355 uc)
2356 subarch="avr32_uc"
2357 cpuflags="-march=$cpu"
2358 ;;
2359 esac
df5cdc24 2360
343aef9b
MR
2361fi
2362
df5cdc24
MR
2363add_cflags $cpuflags
2364add_asflags $cpuflags
2365
993f2d0f
MR
2366# compiler sanity check
2367check_exec <<EOF
2368int main(void){ return 0; }
2369EOF
2370if test "$?" != 0; then
2371 echo "$cc is unable to create an executable file."
2372 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2373 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2374 echo "Only do this if you know what cross compiling means."
2375 fi
2376 die "C compiler test failed."
2377fi
2378
046f081b 2379add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2380check_cflags -std=c99
50a334e4 2381check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2382#include <stdlib.h>
2383EOF
50a334e4 2384check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2385#include <stdlib.h>
2386EOF
e9b9a2f8 2387
f0125de9 2388check_host_cflags -std=c99
0a6db2a2 2389check_host_cflags -Wall
f0125de9 2390
b24dbcbd 2391case "$arch" in
e939cedd 2392 alpha|ia64|mips|parisc|sparc)
8a3c8627 2393 spic=$shared
b24dbcbd 2394 ;;
e939cedd 2395 x86)
cfdb6148 2396 subarch="x86_32"
e939cedd 2397 check_cc <<EOF && subarch="x86_64"
58b3536d 2398 int test[(int)sizeof(char*) - 7];
cfdb6148 2399EOF
de27f4d9 2400 if test "$subarch" = "x86_64"; then
e939cedd 2401 spic=$shared
de27f4d9 2402 fi
b24dbcbd 2403 ;;
b24dbcbd
RP
2404esac
2405
343aef9b 2406enable $subarch
8a3c8627 2407enabled spic && enable pic
b24dbcbd 2408
7483e694 2409# OS specific
4f854758 2410case $target_os in
a1629e28 2411 haiku)
63ae7e7c 2412 prefix_default="/boot/common"
108caaaa 2413 network_extralibs="-lnetwork"
f59c4bd6 2414 host_libs=
a1629e28 2415 ;;
7483e694 2416 sunos)
4d58e4cb 2417 AVSERVERLDFLAGS=""
9987769a 2418 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2419 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2420 network_extralibs="-lsocket -lnsl"
779222db 2421 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2422 # When using suncc to build, the Solaris linker will mark
2423 # an executable with each instruction set encountered by
2424 # the Solaris assembler. As our libraries contain their own
2425 # guards for processor-specific code, instead suppress
2426 # generation of the HWCAPS ELF section on Solaris x86 only.
2427 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2428 nm_opts='-P -g'
7483e694
DB
2429 ;;
2430 netbsd)
a1e4b3f6 2431 disable symver
07a8eef6
MR
2432 oss_indev_extralibs="-lossaudio"
2433 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2434 ;;
2435 openbsd)
7c4a001a 2436 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2437 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2438 # however the generated executable will not do anything
2439 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2440 # Thus explicitly enable PIC here.
cd78208b 2441 enable pic
a1e4b3f6 2442 disable symver
7483e694 2443 SHFLAGS='-shared'
07a8eef6
MR
2444 oss_indev_extralibs="-lossaudio"
2445 oss_outdev_extralibs="-lossaudio"
7483e694 2446 ;;
a1e4b3f6 2447 dragonfly)
a1e4b3f6
MR
2448 disable symver
2449 ;;
2450 freebsd)
7483e694
DB
2451 ;;
2452 bsd/os)
355d81df 2453 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2454 ;;
2455 darwin)
301ab19d 2456 gas="gas-preprocessor.pl $cc"
e08b8239 2457 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2458 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2459 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2460 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2461 SLIBSUF=".dylib"
2462 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2463 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2464 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2465 objformat="macho"
1b0f6fb8 2466 enabled x86_64 && objformat="macho64"
8dfa86f7 2467 enabled_any pic shared ||
2704bd1a 2468 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2469 ;;
2470 mingw32*)
9d3f4f50 2471 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2472 disable network
2473 else
2474 target_os=mingw32
2475 fi
dcc01c06 2476 LIBTARGET=i386
1fc9fb8a 2477 if enabled x86_64; then
417516f6 2478 LIBTARGET="i386:x86-64"
336cc1b0 2479 elif enabled arm; then
15c5156d 2480 LIBTARGET=arm-wince
dcc01c06 2481 fi
fbd971a4 2482 shlibdir_default="$bindir_default"
7483e694
DB
2483 SLIBPREF=""
2484 SLIBSUF=".dll"
7483e694
DB
2485 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2486 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2487 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2488 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2489 SLIB_INSTALL_LINKS=
2490 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2491 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2492 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 2493 objformat="win32"
ec10a9ab 2494 dlltool="${cross_prefix}dlltool"
bc574408 2495 enable dos_paths
1894e741 2496 check_cflags -fno-common
e26011d0
RP
2497 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2498 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2499 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2500 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2501 ;;
2502 cygwin*)
4f854758 2503 target_os=cygwin
fbd971a4 2504 shlibdir_default="$bindir_default"
7483e694
DB
2505 SLIBPREF="cyg"
2506 SLIBSUF=".dll"
2507 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2508 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2509 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2510 objformat="win32"
bc574408 2511 enable dos_paths
1894e741 2512 check_cflags -fno-common
a7a187a1 2513 add_cppflags -U__STRICT_ANSI__
7483e694 2514 ;;
4f365f37 2515 *-dos|freedos|opendos)
4f365f37 2516 network_extralibs="-lsocket"
ff1c015d 2517 objformat="coff"
bc574408 2518 enable dos_paths
a7a187a1 2519 add_cppflags -U__STRICT_ANSI__
4f365f37 2520 ;;
7483e694 2521 linux)
046f081b 2522 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2523 enable dv1394
2524 ;;
2525 irix*)
4f854758 2526 target_os=irix
7483e694
DB
2527 ranlib="echo ignoring ranlib"
2528 ;;
d22e8442 2529 os/2*)
d22e8442 2530 ln_s="cp -f"
9297f1ed 2531 objformat="aout"
e14574eb 2532 add_cppflags -D_GNU_SOURCE
355d81df 2533 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2534 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2535 AVSERVERLDFLAGS=""
287d3b13 2536 LIBSUF="_s.a"
d22e8442
DY
2537 SLIBPREF=""
2538 SLIBSUF=".dll"
2539 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2540 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2541 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2542 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2543 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2544 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2545 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2546 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2547 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2548 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2549 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2550 enable dos_paths
d22e8442 2551 ;;
83993c1c 2552 gnu/kfreebsd)
c1f54478 2553 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2554 ;;
34e82167 2555 gnu)
f60d1366 2556 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2557 ;;
d33ed7b3
MR
2558 qnx)
2559 add_cppflags -D_QNX_SOURCE
2560 network_extralibs="-lsocket"
2561 ;;
1c69c79f
MS
2562 symbian)
2563 SLIBSUF=".dll"
2564 enable dos_paths
e3bc07f4
MS
2565 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2566 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2567 add_ldflags -Wl,--target1-abs,--no-undefined \
2568 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2569 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2570 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2571 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2572 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2573 ;;
614d8911
MR
2574 none)
2575 ;;
7483e694 2576 *)
4f924f9a 2577 die "Unknown OS '$target_os'."
7483e694
DB
2578 ;;
2579esac
2580
6555acad
MR
2581esc(){
2582 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2583}
2584
2585echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2586
13cb2187
AS
2587check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2588
c9d19248
MR
2589set_default $PATHS_LIST
2590
320d060a 2591# we need to build at least one lib type
93b3c083 2592if ! enabled_any static shared; then
320d060a
DB
2593 cat <<EOF
2594At least one library type must be built.
2595Specify --enable-static to build the static libraries or --enable-shared to
2596build the shared libraries as well. To only build the shared libraries specify
2597--disable-static in addition to --enable-shared.
2598EOF
2599 exit 1;
2600fi
2601
2184c6f7 2602die_license_disabled() {
4c27207c 2603 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2604}
2605
e417d80d 2606die_license_disabled gpl libcdio
2184c6f7 2607die_license_disabled gpl libx264
de295976 2608die_license_disabled gpl libxavs
2184c6f7 2609die_license_disabled gpl libxvid
2184c6f7
DB
2610die_license_disabled gpl x11grab
2611
2f7ae63b 2612die_license_disabled nonfree libfaac
a060866f 2613die_license_disabled nonfree openssl
b2e3c528 2614
0b175caa
DB
2615die_license_disabled version3 libopencore_amrnb
2616die_license_disabled version3 libopencore_amrwb
d89e738a 2617die_license_disabled version3 libvo_aacenc
f502ff3f 2618die_license_disabled version3 libvo_amrwbenc
0b175caa 2619
9cad0e4e 2620enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2621
40617a6d 2622disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2623
e276d9e8
MR
2624enable_pic() {
2625 enable pic
bce7b696
MR
2626 add_cppflags -DPIC
2627 add_cflags -fPIC
2628 add_asflags -fPIC
e276d9e8
MR
2629}
2630
2631enabled pic && enable_pic
bce7b696 2632
b4d96ba2
MR
2633check_cc <<EOF || die "Symbol mangling check failed."
2634int ff_extern;
2635EOF
8182dc34 2636sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2637extern_prefix=${sym%%ff_extern*}
2638
f65883c8
MR
2639check_cc <<EOF && enable inline_asm
2640void foo(void) { __asm__ volatile ("" ::); }
2641EOF
61d251db 2642
df5e3978
MR
2643_restrict=
2644for restrict_keyword in restrict __restrict__ __restrict; do
2645 check_cc <<EOF && _restrict=$restrict_keyword && break
2646void foo(char * $restrict_keyword p);
2647EOF
2648done
2649
2650check_cc <<EOF && enable attribute_packed
2651struct { int x; } __attribute__((packed)) x;
2652EOF
2653
dffb41b9
MR
2654check_cc <<EOF && enable attribute_may_alias
2655union { int x; } __attribute__((may_alias)) x;
2656EOF
2657
df5e3978
MR
2658check_cc <<EOF || die "endian test failed"
2659unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2660EOF
48fc536a 2661od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2662
e939cedd
MR
2663if enabled alpha; then
2664
2665 check_cflags -mieee
2666
2667elif enabled arm; then
e45391bb 2668
8986fddc 2669 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2670 nogas=die
50fa82e6 2671
44caaa56
MR
2672 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2673 enable vfp_args
2674 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2675 case "${cross_prefix:-$cc}" in
2676 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2677 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2678__asm__ (".eabi_attribute 28, 1");
2679int main(void) { return 0; }
2680EOF
44caaa56
MR
2681 esac
2682 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2683 fi
fa0912fe 2684
fa0912fe
MR
2685 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2686 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2687 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2688 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2689 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2690 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2691
6308729e
MR
2692 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2693
e276d9e8
MR
2694 enabled_all armv6t2 shared !pic && enable_pic
2695
fa0912fe 2696elif enabled mips; then
e45391bb 2697
fa0912fe
MR
2698 check_asm loongson '"dmult.g $1, $2, $3"'
2699 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2700
fa0912fe 2701elif enabled ppc; then
e45391bb 2702
e6a0c354
MR
2703 enable local_aligned_8 local_aligned_16
2704
135448fa 2705 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2706 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2707 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2708 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2709
2710 # AltiVec flags: The FSF version of GCC differs from the Apple version
2711 if enabled altivec; then
301ab19d 2712 nogas=warn
fa0912fe
MR
2713 check_cflags -maltivec -mabi=altivec &&
2714 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2715 check_cflags -faltivec
2716
2717 # check if our compiler supports Motorola AltiVec C API
2718 check_cc <<EOF || disable altivec
2719$inc_altivec_h
2720int main(void) {
2721 vector signed int v1, v2, v3;
2722 v1 = vec_add(v2,v3);
2723 return 0;
2724}
2725EOF
2726
2727 # check if our compiler supports braces for vector declarations
2728 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2729$inc_altivec_h
2730int main (void) { (vector int) {1}; return 0; }
2731EOF
2732 fi
e45391bb 2733
fa0912fe 2734elif enabled sparc; then
e45391bb 2735
fa0912fe
MR
2736 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2737 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2738
fa0912fe 2739elif enabled x86; then
e45391bb 2740
e6a0c354
MR
2741 enable local_aligned_8 local_aligned_16
2742
44965991
PI
2743 # check whether EBP is available on x86
2744 # As 'i' is stored on the stack, this program will crash
2745 # if the base pointer is used to access it because the
2746 # base pointer is cleared in the inline assembly code.
7dfef245 2747 check_exec_crash <<EOF && enable ebp_available
44965991 2748 volatile int i=0;
be449fca 2749 __asm__ volatile (
44965991
PI
2750 "xorl %%ebp, %%ebp"
2751 ::: "%ebp");
2752 return i;
44965991
PI
2753EOF
2754
f494213c 2755 # check whether EBX is available on x86
7cee5421
MR
2756 check_asm ebx_available '""::"b"(0)' &&
2757 check_asm ebx_available '"":::"%ebx"'
8e380710 2758
6f74fb03
RP
2759 # check whether xmm clobbers are supported
2760 check_asm xmm_clobbers '"":::"%xmm0"'
2761
d7f0920b 2762 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2763 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2764 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2765
9cca1e40 2766 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2767 if check_cmd $yasmexe --version; then
2768 enabled x86_64 && yasm_extra="-m amd64"
2769 yasm_debug="-g dwarf2"
2770 elif check_cmd nasm -v; then
2771 yasmexe=nasm
2772 yasm_debug="-g -F dwarf"
2773 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2774 fi
2775
2776 YASMFLAGS="-f $objformat $yasm_extra"
2777 enabled pic && append YASMFLAGS "-DPIC"
2778 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2779 case "$objformat" in
2780 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2781 esac
2782
48545a8f 2783 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2784 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2785 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2786 fi
e45391bb 2787
669b5583
MR
2788 case "$cpu" in
2789 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2790 disable fast_clz
2791 ;;
2792 esac
2793
44965991
PI
2794fi
2795
301ab19d
MR
2796if enabled asm; then
2797 as=${gas:=$as}
2798 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2799 $nogas "GNU assembler not found, install gas-preprocessor"
2800fi
2801
4a7e068b
MR
2802check_ldflags -Wl,--as-needed
2803
a98bb16d
RP
2804if check_func dlopen; then
2805 ldl=
2806elif check_func dlopen -ldl; then
2807 ldl=-ldl
8bf5d58f
MN
2808fi
2809
54fe299b
DV
2810if enabled network; then
2811 check_type "sys/types.h sys/socket.h" socklen_t
2812 check_type netdb.h "struct addrinfo"
2813 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2814 check_type netinet/in.h "struct sockaddr_in6"
2815 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2816 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2817 check_header netinet/sctp.h
54fe299b
DV
2818 # Prefer arpa/inet.h over winsock2
2819 if check_header arpa/inet.h ; then
2820 check_func closesocket
2821 elif check_header winsock2.h ; then
2822 check_func_headers winsock2.h closesocket -lws2 && \
2823 network_extralibs="-lws2" || \
2824 { check_func_headers winsock2.h closesocket -lws2_32 && \
2825 network_extralibs="-lws2_32"; }
2826 check_type ws2tcpip.h socklen_t
2827 check_type ws2tcpip.h "struct addrinfo"
2828 check_type ws2tcpip.h "struct ipv6_mreq"
2829 check_type ws2tcpip.h "struct sockaddr_in6"
2830 check_type ws2tcpip.h "struct sockaddr_storage"
2831 check_struct winsock2.h "struct sockaddr" sa_len
2832 else
2833 disable network
2834 fi
2835fi
2836
75ecf149
DB
2837# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2838check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2839
534a2231 2840check_func fcntl
7483e694 2841check_func fork
84882df6 2842check_func getaddrinfo $network_extralibs
7483e694
DB
2843check_func gethrtime
2844check_func getrusage
fc5607f8 2845check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2846check_func gettimeofday
094c09bb 2847check_func inet_aton $network_extralibs
abfc8d05 2848check_func isatty
a5b64584 2849check_func localtime_r
4ae40685 2850check_func ${malloc_prefix}memalign && enable memalign
7483e694 2851check_func mkstemp
0328b9ea 2852check_func mmap
4ae40685 2853check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2854check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2855check_func setrlimit
87958234 2856check_func strerror_r
6379900c 2857check_func strptime
47941088 2858check_func strtok_r
ea4d5f48 2859check_func sched_getaffinity
bcc73960 2860check_func sysconf
b9e22269 2861check_func sysctl
d3d3a32c 2862check_func usleep
b507ebd1 2863check_func_headers io.h setmode
fc5607f8 2864check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2865check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2866check_func_headers windows.h GetProcessTimes
61183b5a 2867check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2868check_func_headers windows.h MapViewOfFile
d3d3a32c 2869check_func_headers windows.h Sleep
7c5bfe7a 2870check_func_headers windows.h VirtualAlloc
6ffa87d3 2871
a98bb16d 2872check_header dlfcn.h
92c6a099 2873check_header dxva2api.h
a98bb16d 2874check_header malloc.h
bf6ce82d 2875check_header poll.h
b58412f1 2876check_header sys/mman.h
06bb5905 2877check_header sys/param.h
b091aa44 2878check_header sys/resource.h
bf6ce82d 2879check_header sys/select.h
e64bceea 2880check_header sys/time.h
542920b7 2881check_header unistd.h
272081b0
CEH
2882check_header vdpau/vdpau.h
2883check_header vdpau/vdpau_x11.h
d3d3a32c 2884check_header windows.h
68178ca9 2885check_header X11/extensions/XvMClib.h
a98bb16d 2886
a4fa192c 2887disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2888disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2889
ff3755cb
JG
2890if ! disabled w32threads && ! enabled pthreads; then
2891 check_func _beginthreadex && enable w32threads
2892fi
2893
57bd82d4
MR
2894# check for some common methods of building with pthread support
2895# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2896if ! disabled pthreads && ! enabled w32threads; then
2897 enable pthreads
9e7fd101
MR
2898 if check_func pthread_create; then
2899 :
2900 elif check_func pthread_create -pthread; then
2901 add_cflags -pthread
afc9aee2 2902 add_extralibs -pthread
9e7fd101
MR
2903 elif check_func pthread_create -pthreads; then
2904 add_cflags -pthreads
afc9aee2 2905 add_extralibs -pthreads
8d94f606
GT
2906 elif check_func pthread_create -lpthreadGC2; then
2907 add_extralibs -lpthreadGC2
9e7fd101 2908 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2909 disable pthreads
9e7fd101 2910 fi
57bd82d4
MR
2911fi
2912
8eee7025 2913for thread in $THREADS_LIST; do
e5f94c2b 2914 if enabled $thread; then
3ae3b721
RP
2915 test -n "$thread_type" &&
2916 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2917 thread_type="$thread"
e5f94c2b
RP
2918 fi
2919done
2920
50f7c296 2921check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2922enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2923
15333562 2924check_mathfunc cbrtf
645d2652
MR
2925check_mathfunc exp2
2926check_mathfunc exp2f
46df708b
MS
2927check_mathfunc isinf
2928check_mathfunc isnan
645d2652 2929check_mathfunc llrint
07876e25 2930check_mathfunc llrintf
645d2652
MR
2931check_mathfunc log2
2932check_mathfunc log2f
2933check_mathfunc lrint
2934check_mathfunc lrintf
2935check_mathfunc round
2936check_mathfunc roundf
23d3931a 2937check_mathfunc trunc
645d2652 2938check_mathfunc truncf
f32adb22 2939
57bd82d4 2940# these are off by default, so fail if requested and not available
a1b3c5a3 2941enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2942enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2943enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2944enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2945enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2946enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2947enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2948enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2949enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2950enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2951enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2952enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2953enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2954enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2955enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2956enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2957enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2958enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2959enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2960enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2961enabled libvpx && {
2962 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2963 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2964 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2965 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2966enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2967 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2968 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2969enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2970enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2971enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2972 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2973 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2974 die "ERROR: openssl not found"; }
8ac17293 2975
0b4a1821
AS
2976# libdc1394 check
2977if enabled libdc1394; then
2978 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2979 enable libdc1394_2; } ||
2980 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2981 enable libdc1394_1; } ||
2982 die "ERROR: No version of libdc1394 found "
2983fi
2984
9bd41bb1 2985if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
2986 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2987 enable sdl &&
2988 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2989fi
57bd82d4 2990
2270b4b2 2991texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2992
c6f95144 2993check_header linux/fb.h
06e31011 2994check_header linux/videodev2.h
a6a4793d
LB
2995check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
2996
1b6e8b73 2997check_header sys/videoio.h
47f38850 2998
27796dc3 2999check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3000# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3001# w32api 3.12 had it defined wrong
3002check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3003
f8aa696f 3004# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3005{ check_header dev/bktr/ioctl_meteor.h &&
3006 check_header dev/bktr/ioctl_bt848.h; } ||
3007{ check_header machine/ioctl_meteor.h &&
3008 check_header machine/ioctl_bt848.h; } ||
3009{ check_header dev/video/meteor/ioctl_meteor.h &&
3010 check_header dev/video/bktr/ioctl_bt848.h; } ||
3011check_header dev/ic/bt8xx.h
f8aa696f 3012
15d59d2c 3013check_header sndio.h
c7682de0
RP
3014check_header sys/soundcard.h
3015check_header soundcard.h
deb29777 3016
b6f3d925 3017enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3018
8772997d
SM
3019enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3020 check_func jack_port_get_latency_range -ljack
80ff8a16 3021
15d59d2c
B
3022enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3023
e417d80d
AK
3024enabled libcdio &&
3025 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3026
4a584eda
JA
3027enabled x11grab &&
3028require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3029require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3030require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3031
ac3dbb4d
SZ
3032# check for VDA header
3033if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3034 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3035fi
3036
598ef02b 3037if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3038check_cpp_condition \
3039 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3040 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3041 disable vdpau; }
abf649c7 3042fi
deda2a4a 3043
95e561ec 3044enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3045
3046# add some useful compiler flags if supported
3047check_cflags -Wdeclaration-after-statement
dcd479c0 3048check_cflags -Wall
440e3b2f 3049check_cflags -Wno-parentheses
dcd479c0 3050check_cflags -Wno-switch
b36518dc 3051check_cflags -Wno-format-zero-length
c07bd6a9
MN
3052check_cflags -Wdisabled-optimization
3053check_cflags -Wpointer-arith
3054check_cflags -Wredundant-decls
cc1fb623 3055check_cflags -Wno-pointer-sign
f4929996 3056check_cflags -Wcast-qual
9aceb3cf 3057check_cflags -Wwrite-strings
652a5bf6 3058check_cflags -Wtype-limits
764551c6 3059check_cflags -Wundef
fc298fd9 3060check_cflags -Wmissing-prototypes
c2ed91de 3061check_cflags -Wstrict-prototypes
5af4e0cc 3062enabled extra_warnings && check_cflags -Winline
cf9d24ad 3063
57bd82d4 3064# add some linker flags
5c0e9479 3065check_ldflags -Wl,--warn-common
3510a133 3066check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3067test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3068
7e4d9d5d
RB
3069enabled xmm_clobber_test && \
3070 check_ldflags -Wl,--wrap,avcodec_open2 \
3071 -Wl,--wrap,avcodec_decode_audio4 \
3072 -Wl,--wrap,avcodec_decode_video2 \
3073 -Wl,--wrap,avcodec_decode_subtitle2 \
3074 -Wl,--wrap,avcodec_encode_audio2 \
3075 -Wl,--wrap,avcodec_encode_video \
3076 -Wl,--wrap,avcodec_encode_subtitle \
3077 -Wl,--wrap,sws_scale || \
3078 disable xmm_clobber_test
3079
a482e61b 3080echo "X{};" > $TMPV
b462d132 3081if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3082 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3083 check_cc <<EOF && enable symver_asm_label
3084void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3085void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3086EOF
3087 check_cc <<EOF && enable symver_gnu_asm
3088__asm__(".symver ff_foo,av_foo@VERSION");
3089void ff_foo(void) {}
3090EOF
3091fi
a482e61b 3092
9cd7b854
MR
3093if [ -n "$optflags" ]; then
3094 add_cflags $optflags
3095elif enabled small; then
14ca9cd0 3096 add_cflags $size_cflags
8400d6b8 3097elif enabled optimizations; then
14ca9cd0 3098 add_cflags $speed_cflags
b05394a0
MR
3099else
3100 add_cflags $noopt_cflags
cddf3f45 3101fi
11fdbc44 3102check_cflags -fno-math-errno
b2eb2ff0 3103check_cflags -fno-signed-zeros
cddf3f45 3104
629687f6 3105if enabled icc; then
b1598b58
MR
3106 # Just warnings, no remarks
3107 check_cflags -w1
3108 # -wd: Disable following warnings
3109 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3110 # 1292: attribute "foo" ignored
88de5b0a 3111 # 1419: external declaration in primary source file
b1598b58 3112 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3113 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3114 # 10156: ignoring option '-W'; no argument required
88de5b0a 3115 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3116 # 11030: Warning unknown option --as-needed
3117 # 10156: ignoring option '-export'; no argument required
3118 check_ldflags -wd10156,11030
3119 # Allow to compile with optimizations
3120 check_ldflags -march=$cpu
be2cf98a
CEH
3121 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3122 enable ebp_available
bdefad73
MR
3123 if enabled x86_32; then
3124 test ${icc_version%%.*} -ge 11 && \
3125 check_cflags -falign-stack=maintain-16-byte || \
3126 disable aligned_stack
3127 fi
df442a8d
MR
3128elif enabled ccc; then
3129 # disable some annoying warnings
3130 add_cflags -msg_disable cvtu32to64
3131 add_cflags -msg_disable embedcomment
3132 add_cflags -msg_disable needconstext
3133 add_cflags -msg_disable nomainieee
3134 add_cflags -msg_disable ptrmismatch1
3135 add_cflags -msg_disable unreachcode
973859f5
MR
3136elif enabled gcc; then
3137 check_cflags -fno-tree-vectorize
765e6134 3138 check_cflags -Werror=implicit-function-declaration
de63bfec 3139 check_cflags -Werror=missing-prototypes
9d6b2077 3140 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3141elif enabled llvm_gcc; then
3142 check_cflags -mllvm -stack-alignment=16
06da6943 3143elif enabled clang; then
5c8ef670 3144 check_cflags -mllvm -stack-alignment=16
06da6943 3145 check_cflags -Qunused-arguments
138132be
MR
3146elif enabled armcc; then
3147 # 2523: use of inline assembler is deprecated
bcafde61
MR
3148 add_cflags -W${armcc_opt},--diag_suppress=2523
3149 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3150 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3151 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3152 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3153 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3154elif enabled tms470; then
3155 add_cflags -pds=824 -pds=837
5f3b8314
MR
3156elif enabled pathscale; then
3157 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3158fi
3159
7483e694
DB
3160enabled_any $THREADS_LIST && enable threads
3161
3162check_deps $CONFIG_LIST \
b6bb00b0 3163 $CONFIG_EXTRA \
7483e694 3164 $HAVE_LIST \
54e75be4
DB
3165 $ALL_COMPONENTS \
3166 $ALL_TESTS \
f70f03f6 3167
3bfd582c 3168enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3169
be1a839c 3170! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3171 enabled_any $need_memalign && enable memalign_hack
3172
3e89171a 3173echo "install prefix $prefix"
f36958f8
DB
3174echo "source path $source_path"
3175echo "C compiler $cc"
f36958f8 3176echo "ARCH $arch ($cpu)"
ce8871c2
MR
3177if test "$build_suffix" != ""; then
3178 echo "build suffix $build_suffix"
eb94aca9 3179fi
ac63af34
DB
3180if test "$extra_version" != ""; then
3181 echo "version string suffix $extra_version"
3182fi
0db2ce77 3183echo "big-endian ${bigendian-no}"
e90f5b5a 3184echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3185if enabled x86; then
6348a96c 3186 echo "${yasmexe} ${yasm-no}"
0db2ce77 3187 echo "MMX enabled ${mmx-no}"
30e98e62 3188 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3189 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3190 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3191 echo "SSE enabled ${sse-no}"
30e98e62 3192 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3193 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3194 echo "CMOV enabled ${cmov-no}"
3195 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3196 echo "EBX available ${ebx_available-no}"
3197 echo "EBP available ${ebp_available-no}"
e41e8342 3198fi
5b6c2cbd 3199if enabled arm; then
0db2ce77
MR
3200 echo "ARMv5TE enabled ${armv5te-no}"
3201 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3202 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3203 echo "ARM VFP enabled ${armvfp-no}"
6b18d278 3204 echo "NEON enabled ${neon-no}"
eba9ae3c 3205fi
5b6c2cbd 3206if enabled mips; then
0db2ce77 3207 echo "MMI enabled ${mmi-no}"
e41e8342 3208fi
5b6c2cbd 3209if enabled ppc; then
0db2ce77 3210 echo "AltiVec enabled ${altivec-no}"