random_seed: Only read /dev/*random if we have unistd.h
[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
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
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64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
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
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93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
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
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121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
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126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
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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
06454877
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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
06454877
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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]
06454877
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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
06454877
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237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
06454877
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
06454877
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
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255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
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RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
06454877
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
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269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
MR
284}
285
7bfc8ae6
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286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
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291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
e155a21a
DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
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306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
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308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
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322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
b04251c5
MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
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MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
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366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
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
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435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
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438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
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440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
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449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
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MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
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457}
458
37970ebf 459disabled(){
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460 test "${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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470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
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476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
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482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
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MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
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495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
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504check_deps(){
505 for cfg; do
3250003c 506 cfg="${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
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518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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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
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539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
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556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
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560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
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564}
565
31c0121d
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566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
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575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$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
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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
fa845061 1074 dxva_h
245626d0
DB
1075 ebp_available
1076 ebx_available
6b7c7703
VS
1077 exp2
1078 exp2f
c2a29455 1079 fast_64bit
669b5583 1080 fast_clz
7073e9fc 1081 fast_cmov
534a2231 1082 fcntl
9d99cc5a 1083 fork
84882df6 1084 getaddrinfo
da9e86f8 1085 gethrtime
02e8f427 1086 GetProcessAffinityMask
fc5607f8 1087 GetProcessMemoryInfo
4e68cb8a 1088 GetProcessTimes
61183b5a 1089 GetSystemTimeAsFileTime
66be5b45 1090 getrusage
61183b5a 1091 gettimeofday
a49d3025 1092 gnu_as
2f0c136e 1093 ibm_asm
2e1913b1 1094 inet_aton
61d251db 1095 inline_asm
abfc8d05 1096 isatty
46df708b
MS
1097 isinf
1098 isnan
8772997d 1099 jack_port_get_latency_range
9f5ff83f 1100 ldbrx
0b4a1821
AS
1101 libdc1394_1
1102 libdc1394_2
a33cab3a 1103 llrint
07876e25 1104 llrintf
d96cd429
MR
1105 local_aligned_16
1106 local_aligned_8
a5b64584 1107 localtime_r
291fd18a 1108 log2
6b7c7703 1109 log2f
85dd97ad 1110 loongson
a33cab3a 1111 lrint
c88f5d72 1112 lrintf
f8aa696f
DB
1113 machine_ioctl_bt848_h
1114 machine_ioctl_meteor_h
c88f5d72 1115 malloc_h
73f6d31e 1116 MapViewOfFile
c88f5d72 1117 memalign
6ffa87d3 1118 mkstemp
0328b9ea 1119 mmap
d3d3a32c 1120 nanosleep
5699884c 1121 netinet_sctp_h
3e0b1c9a 1122 poll_h
1f91cdce 1123 posix_memalign
a33cab3a
MK
1124 round
1125 roundf
ea4d5f48 1126 sched_getaffinity
c88f5d72
MR
1127 sdl
1128 sdl_video_size
b507ebd1 1129 setmode
3e0b1c9a 1130 setrlimit
d3d3a32c 1131 Sleep
15d59d2c 1132 sndio_h
72be9e73 1133 socklen_t
deb29777 1134 soundcard_h
87958234 1135 strerror_r
6379900c 1136 strptime
47941088 1137 strtok_r
c0018613 1138 struct_addrinfo
75d339e0
MS
1139 struct_group_source_req
1140 struct_ip_mreq_source
b4d68544 1141 struct_ipv6_mreq
3e0b1c9a 1142 struct_rusage_ru_maxrss
b4d68544 1143 struct_sockaddr_in6
3b2372bf 1144 struct_sockaddr_sa_len
33a4dbdd 1145 struct_sockaddr_storage
a6a4793d 1146 struct_v4l2_frmivalenum_discrete
b462d132 1147 symver
b462d132 1148 symver_asm_label
3e0b1c9a 1149 symver_gnu_asm
bcc73960 1150 sysconf
b9e22269 1151 sysctl
b58412f1 1152 sys_mman_h
06bb5905 1153 sys_param_h
b091aa44 1154 sys_resource_h
81644c2e 1155 sys_select_h
deb29777 1156 sys_soundcard_h
e64bceea 1157 sys_time_h
1b6e8b73 1158 sys_videoio_h
b265431e 1159 threads
23d3931a 1160 trunc
7b04b8a0 1161 truncf
542920b7 1162 unistd_h
d3d3a32c 1163 usleep
ce742de2 1164 vfp_args
7c5bfe7a 1165 VirtualAlloc
d3d3a32c 1166 windows_h
6ff3f3e7 1167 winsock2_h
cc078b5d 1168 xform_asm
6f74fb03 1169 xmm_clobbers
304d586d 1170 yasm
0cb78cef 1171"
44161118 1172
b6bb00b0
MR
1173# options emitted with CONFIG_ prefix but not available on command line
1174CONFIG_EXTRA="
478fd534 1175 aandct
dc4f5a1c 1176 avutil
478fd534 1177 golomb
9cad0e4e 1178 gplv3
478fd534
DB
1179 h264chroma
1180 h264dsp
1181 h264pred
915a2a0a 1182 h264qpel
478fd534 1183 huffman
9cad0e4e 1184 lgplv3
478fd534 1185 lpc
b6bb00b0
MR
1186"
1187
520cc7f1 1188CMDLINE_SELECT="
3f5b56e5 1189 $ARCH_EXT_LIST
520cc7f1 1190 $CONFIG_LIST
8eee7025 1191 $THREADS_LIST
c8a4ae00 1192 asm
db6107b6 1193 cross_compile
520cc7f1
MR
1194 debug
1195 extra_warnings
8c6afa4d 1196 logging
d2bbb2f7 1197 optimizations
9baec618 1198 symver
7595a5e4 1199 yasm
520cc7f1 1200"
426be5dc
DB
1201
1202PATHS_LIST='
d156bede 1203 bindir
14a8acf1 1204 datadir
26759c44
MR
1205 incdir
1206 libdir
26759c44
MR
1207 mandir
1208 prefix
1209 shlibdir
426be5dc
DB
1210'
1211
1212CMDLINE_SET="
1213 $PATHS_LIST
121d78d0 1214 ar
426be5dc 1215 arch
313c46a6 1216 as
426be5dc
DB
1217 build_suffix
1218 cc
1219 cpu
1220 cross_prefix
50567afa 1221 dep_cc
ac63af34 1222 extra_version
9da6609f
MR
1223 host_cc
1224 host_cflags
1225 host_ldflags
1226 host_libs
82bb3329 1227 host_os
684b28e0 1228 ld
426be5dc 1229 logfile
4ae40685 1230 malloc_prefix
89641463 1231 nm
9cd7b854 1232 optflags
3f8040db 1233 pkg_config
2fad0977 1234 samples
c5200f17
MR
1235 sysinclude
1236 sysroot
a7ada2ba 1237 target_exec
26759c44 1238 target_os
a7ada2ba 1239 target_path
426be5dc 1240"
520cc7f1 1241
89f2932b
MR
1242CMDLINE_APPEND="
1243 extra_cflags
1244"
1245
912f3148
DB
1246# code dependency declarations
1247
9eeed841 1248# architecture extensions
808fa33c 1249
a2fc0f6a
MR
1250armv5te_deps="arm"
1251armv6_deps="arm"
ab5cb084 1252armv6t2_deps="arm"
a2fc0f6a 1253armvfp_deps="arm"
808fa33c 1254neon_deps="arm"
93eb8e4d 1255vfpv3_deps="armvfp"
808fa33c 1256
e241ba14 1257mmi_deps="mips"
808fa33c
MR
1258
1259altivec_deps="ppc"
1260ppc4xx_deps="ppc"
1261
1262vis_deps="sparc"
1263
7f8c3d1f 1264x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1265amd3dnow_deps="mmx"
1266amd3dnowext_deps="amd3dnow"
9eeed841 1267mmx_deps="x86"
75aa95a6 1268mmx2_deps="mmx"
75aa95a6
DB
1269sse_deps="mmx"
1270ssse3_deps="sse"
87f1355f 1271avx_deps="ssse3"
9eeed841 1272
59782b82 1273aligned_stack_if_any="ppc x86"
e939cedd 1274fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1275fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1276fast_unaligned_if_any="armv6 ppc x86"
669b5583 1277
6fec122a 1278inline_asm_deps="!tms470"
3e0b1c9a 1279need_memalign="altivec neon sse"
89e053f8 1280
b462d132
MR
1281symver_if_any="symver_asm_label symver_gnu_asm"
1282
26fbcc85 1283# subsystems
dc609252 1284dct_select="rdft"
26fbcc85
MR
1285mdct_select="fft"
1286rdft_select="fft"
c4f5c2d6 1287mpegaudiodsp_select="dct"
26fbcc85 1288
5666fd73 1289# decoders / encoders / hardware accelerators
cfc2a0cf 1290aac_decoder_select="mdct sinewin"
4538729a 1291aac_encoder_select="mdct sinewin"
136e19e1 1292aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1293ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1294ac3_encoder_select="mdct ac3dsp"
3d269059 1295ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1296alac_encoder_select="lpc"
b781cc12 1297amrnb_decoder_select="lsp"
2b2a597e 1298amrwb_decoder_select="lsp"
4538729a 1299atrac1_decoder_select="mdct sinewin"
26fbcc85 1300atrac3_decoder_select="mdct"
a33657ce
DB
1301binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1302binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1303cavs_decoder_select="golomb"
4538729a 1304cook_decoder_select="mdct sinewin"
2eef7c62 1305cscd_decoder_suggest="zlib"
26fbcc85 1306dca_decoder_select="mdct"
e8ed9b7a 1307dnxhd_encoder_select="aandct"
2eef7c62 1308dxa_decoder_select="zlib"
baf91bb9 1309eac3_decoder_select="ac3_decoder"
aa47c35d 1310eac3_encoder_select="mdct ac3dsp"
84c04e25 1311eamad_decoder_select="aandct"
e8ed9b7a 1312eatgq_decoder_select="aandct"
d52b39c7 1313eatqi_decoder_select="aandct"
4f034993
MR
1314ffv1_decoder_select="golomb"
1315flac_decoder_select="golomb"
f4d608e3 1316flac_encoder_select="golomb lpc"
2eef7c62
AJ
1317flashsv_decoder_select="zlib"
1318flashsv_encoder_select="zlib"
c2d23309 1319flashsv2_decoder_select="zlib"
4414137e 1320flv_decoder_select="h263_decoder"
4d4b4bd1 1321flv_encoder_select="h263_encoder"
3447f12d 1322fraps_decoder_select="huffman"
e8ed9b7a 1323h261_encoder_select="aandct"
7f647ae0 1324h263_decoder_select="h263_parser"
e8ed9b7a 1325h263_encoder_select="aandct"
95a61cfc 1326h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1327h263i_decoder_select="h263_decoder"
fe629c2d 1328h263p_encoder_select="h263_encoder"
915a2a0a 1329h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1330h264_dxva2_hwaccel_deps="dxva2api_h"
1331h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1332h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1333h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1334h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1335iac_decoder_select="fft mdct sinewin"
56c8227d 1336imc_decoder_select="fft mdct sinewin"
4f034993
MR
1337jpegls_decoder_select="golomb"
1338jpegls_encoder_select="golomb"
e8ed9b7a 1339ljpeg_encoder_select="aandct"
4f034993 1340loco_decoder_select="golomb"
e8ed9b7a 1341mjpeg_encoder_select="aandct"
2cca233b 1342mlp_decoder_select="mlp_parser"
c4f5c2d6 1343mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1344mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1345mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1346mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1347mp3_decoder_select="mpegaudiodsp"
1348mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1349mp3adufloat_decoder_select="mpegaudiodsp"
1350mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1351mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1352mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1353mpc7_decoder_select="mpegaudiodsp"
1354mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1355mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1356mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1357mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1358mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1359mpeg1video_encoder_select="aandct"
164aab02
LA
1360mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1361mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1362mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1363mpeg2video_encoder_select="aandct"
1364mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1365mpeg4_encoder_select="h263_encoder"
95a61cfc 1366mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1367mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1368msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1369msmpeg4v1_encoder_select="h263_encoder"
4414137e 1370msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1371msmpeg4v2_encoder_select="h263_encoder"
4414137e 1372msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1373msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1374nellymoser_decoder_select="mdct sinewin"
1375nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1376png_decoder_select="zlib"
1377png_encoder_select="zlib"
b781cc12 1378qcelp_decoder_select="lsp"
c4f5c2d6 1379qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1380ra_144_encoder_select="lpc"
9f43fdda 1381ralf_decoder_select="golomb"
a8beb22f 1382rv10_decoder_select="h263_decoder"
b2bf38b4 1383rv10_encoder_select="h263_encoder"
a8beb22f 1384rv20_decoder_select="h263_decoder"
b2bf38b4 1385rv20_encoder_select="h263_encoder"
915a2a0a
DB
1386rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1387rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1388shorten_decoder_select="golomb"
b781cc12 1389sipr_decoder_select="lsp"
05aec7bb
MR
1390snow_decoder_select="dwt"
1391snow_encoder_select="aandct dwt"
19ecfb8a 1392svq1_encoder_select="aandct"
915a2a0a 1393svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1394svq3_decoder_suggest="zlib"
4eef77c1 1395theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1396tiff_decoder_suggest="zlib"
1397tiff_encoder_suggest="zlib"
aec09a00 1398truehd_decoder_select="mlp_decoder"
2eef7c62 1399tscc_decoder_select="zlib"
4538729a 1400twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1401vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1402vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1403vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1404vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1405vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1406vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1407vorbis_decoder_select="mdct"
1408vorbis_encoder_select="mdct"
3447f12d 1409vp6_decoder_select="huffman"
e82dc4c9
DB
1410vp6a_decoder_select="vp6_decoder"
1411vp6f_decoder_select="vp6_decoder"
915a2a0a 1412vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1413wmapro_decoder_select="mdct sinewin"
1414wmav1_decoder_select="mdct sinewin"
1415wmav1_encoder_select="mdct sinewin"
1416wmav2_decoder_select="mdct sinewin"
1417wmav2_encoder_select="mdct sinewin"
1418wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1419wmv1_decoder_select="h263_decoder"
665507aa 1420wmv1_encoder_select="h263_encoder"
f95bfab0 1421wmv2_decoder_select="h263_decoder"
1746e2a9 1422wmv2_encoder_select="h263_encoder"
015f8ee0 1423wmv3_decoder_select="vc1_decoder"
f0f86627 1424wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1425wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1426wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1427wmv3image_decoder_select="wmv3_decoder"
0e714f88 1428zerocodec_decoder_select="zlib"
2eef7c62
AJ
1429zlib_decoder_select="zlib"
1430zlib_encoder_select="zlib"
1431zmbv_decoder_select="zlib"
1432zmbv_encoder_select="zlib"
30fd06be 1433
0afab17e 1434vaapi_deps="va_va_h"
ac3dbb4d 1435vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1436vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1437
28b80940 1438# parsers
6a7c5312 1439h264_parser_select="golomb h264dsp h264pred"
28b80940 1440
912f3148 1441# external libraries
c9171a83 1442libfaac_encoder_deps="libfaac"
299c77d5
MR
1443libgsm_decoder_deps="libgsm"
1444libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1445libgsm_ms_decoder_deps="libgsm"
1446libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1447libilbc_decoder_deps="libilbc"
1448libilbc_encoder_deps="libilbc"
1cc60c47 1449libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1450libopencore_amrnb_decoder_deps="libopencore_amrnb"
1451libopencore_amrnb_encoder_deps="libopencore_amrnb"
1452libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1453libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1454libschroedinger_decoder_deps="libschroedinger"
1455libschroedinger_encoder_deps="libschroedinger"
ae14f311 1456libspeex_decoder_deps="libspeex"
b606a017 1457libspeex_encoder_deps="libspeex"
150d2772 1458libtheora_encoder_deps="libtheora"
d89e738a 1459libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1460libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1461libvorbis_encoder_deps="libvorbis"
8299a7f8 1462libvpx_decoder_deps="libvpx"
ee0e9146 1463libvpx_encoder_deps="libvpx"
1cc60c47 1464libx264_encoder_deps="libx264"
de295976 1465libxavs_encoder_deps="libxavs"
1cc60c47 1466libxvid_encoder_deps="libxvid"
30fd06be 1467
912f3148 1468# demuxers / muxers
c2dd0e9e 1469ac3_demuxer_select="ac3_parser"
647c2356 1470asf_stream_muxer_select="asf_muxer"
4e622dea 1471avisynth_demuxer_deps="avisynth"
c2dd0e9e 1472dirac_demuxer_select="dirac_parser"
5b423887 1473eac3_demuxer_select="ac3_parser"
c2dd0e9e 1474flac_demuxer_select="flac_parser"
647c2356 1475ipod_muxer_select="mov_muxer"
647c2356 1476matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1477matroska_demuxer_suggest="zlib bzlib"
1478mov_demuxer_suggest="zlib"
c2dd0e9e 1479mp3_demuxer_select="mpegaudio_parser"
647c2356 1480mp4_muxer_select="mov_muxer"
2439bd86 1481mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1482mpegtsraw_demuxer_select="mpegts_demuxer"
1483mxf_d10_muxer_select="mxf_muxer"
24ca518b 1484ogg_demuxer_select="golomb"
647c2356 1485psp_muxer_select="mov_muxer"
44594cc7 1486rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1487rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1488rtsp_demuxer_select="http_protocol rtpdec"
1489rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1490sap_demuxer_select="sdp_demuxer"
2aab70c4 1491sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1492sdp_demuxer_select="rtpdec"
f1e94694 1493spdif_muxer_select="aac_parser"
647c2356
DB
1494tg2_muxer_select="mov_muxer"
1495tgp_muxer_select="mov_muxer"
6bdaa5f4 1496w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1497
1498# indevs / outdevs
38e54a75 1499alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1500alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1501bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1502dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1503fbdev_indev_deps="linux_fb_h"
38e54a75 1504jack_indev_deps="jack_jack_h"
e417d80d 1505libcdio_indev_deps="libcdio"
38e54a75 1506libdc1394_indev_deps="libdc1394"
38e54a75
SS
1507oss_indev_deps_any="soundcard_h sys_soundcard_h"
1508oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1509pulse_indev_deps="libpulse"
15d59d2c
B
1510sndio_indev_deps="sndio_h"
1511sndio_outdev_deps="sndio_h"
38e54a75 1512v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1513vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1514vfwcap_indev_extralibs="-lavicap32"
38e54a75 1515x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1516
912f3148 1517# protocols
3fff6382 1518gopher_protocol_deps="network"
c40e1757
JS
1519httpproxy_protocol_deps="network"
1520httpproxy_protocol_select="tcp_protocol"
c08fb000 1521http_protocol_deps="network"
279a0c97 1522http_protocol_select="tcp_protocol"
183baead 1523https_protocol_select="tls_protocol"
c3b57d6e
DB
1524librtmp_protocol_deps="librtmp"
1525librtmpe_protocol_deps="librtmp"
1526librtmps_protocol_deps="librtmp"
1527librtmpt_protocol_deps="librtmp"
1528librtmpte_protocol_deps="librtmp"
c60a2d70 1529mmsh_protocol_select="http_protocol"
b4cf3f6c 1530mmst_protocol_deps="network"
c3b57d6e 1531rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1532rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1533rtmphttp_protocol_deps="!librtmp_protocol"
1534rtmphttp_protocol_select="http_protocol"
1535rtmpt_protocol_deps="!librtmp_protocol"
1536rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1537rtp_protocol_select="udp_protocol"
5699884c 1538sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1539tcp_protocol_deps="network"
558d192d
MS
1540tls_protocol_deps_any="openssl gnutls"
1541tls_protocol_select="tcp_protocol"
c08fb000
AB
1542udp_protocol_deps="network"
1543
6ebf0bfc 1544# filters
13fabd7a 1545blackframe_filter_deps="gpl"
ce6b6ef6 1546boxblur_filter_deps="gpl"
68b79bfc 1547cropdetect_filter_deps="gpl"
b157be1f 1548delogo_filter_deps="gpl"
a5b64584 1549drawtext_filter_deps="libfreetype"
2e5ff4d0 1550frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1551frei0r_filter_extralibs='$ldl'
a42bb9d6 1552frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1553frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1554hqdn3d_filter_deps="gpl"
d371e7b9 1555resample_filter_deps="avresample"
cf69ad35 1556ocv_filter_deps="libopencv"
2f296e39 1557scale_filter_deps="swscale"
acbac567 1558yadif_filter_deps="gpl"
6ebf0bfc 1559
5a0f7131
MR
1560# libraries
1561avdevice_deps="avcodec avformat"
1562avformat_deps="avcodec"
f7679c54 1563
912f3148 1564# programs
ce03b088
AK
1565avconv_deps="avcodec avfilter avformat avresample swscale
1566 aformat_filter asyncts_filter
1567 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1568avplay_deps="avcodec avformat swscale sdl"
1569avplay_select="rdft"
9e12f0bf 1570avprobe_deps="avcodec avformat"
b263bf66 1571avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1572avserver_extralibs='$ldl'
a2830dca 1573
c73f65d9 1574doc_deps="texi2html"
912f3148 1575
57442411
MR
1576# tests
1577
1578test_deps(){
1579 suf1=$1
1580 suf2=$2
1581 shift 2
1582 for v; do
1583 dep=${v%=*}
1584 tests=${v#*=}
1585 for name in ${tests}; do
908f12f3 1586 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1587 done
1588 done
1589}
1590
908f12f3
MR
1591mxf_d10_test_deps="avfilter"
1592seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1593
57442411
MR
1594test_deps _muxer _demuxer \
1595 aiff \
1596 pcm_alaw=alaw \
1597 asf \
1598 au \
1599 avi \
1600 dv=dv_fmt \
1601 ffm \
1602 flv=flv_fmt \
1603 gxf \
1604 matroska=mkv \
1605 mmf \
1606 mov \
1607 pcm_mulaw=mulaw \
0218808d 1608 mxf="mxf mxf_d10" \
57442411
MR
1609 nut \
1610 ogg \
1611 rawvideo=pixfmt \
1612 rm \
1613 swf \
1614 mpegts=ts \
1615 voc \
1616 wav \
1617 yuv4mpegpipe=yuv4mpeg \
1618
1619mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1620
de6d9b64 1621# default parameters
8a608357 1622
19bd477d 1623logfile="config.log"
8a608357
MR
1624
1625# installation paths
c9d19248
MR
1626prefix_default="/usr/local"
1627bindir_default='${prefix}/bin'
6291d7e4 1628datadir_default='${prefix}/share/avconv'
c9d19248
MR
1629incdir_default='${prefix}/include'
1630libdir_default='${prefix}/lib'
1631mandir_default='${prefix}/share/man'
1632shlibdir_default="$libdir_default"
8a608357
MR
1633
1634# toolchain
121d78d0 1635ar_default="ar"
13c7df3d 1636cc_default="gcc"
a3d7c197 1637cc_version=\"unknown\"
9da6609f 1638host_cc_default="gcc"
11e6d03a 1639ln_s="ln -sf"
89641463 1640nm_default="nm"
11e6d03a 1641objformat="elf"
3f8040db 1642pkg_config_default=pkg-config
be7109c1 1643ranlib="ranlib"
11e6d03a 1644yasmexe="yasm"
8a608357 1645
8182dc34 1646nm_opts='-g'
3e0b1c9a 1647nogas=":"
8182dc34 1648
8a608357 1649# machine
8d4c00ed 1650arch_default=$(uname -m)
38d0a8aa 1651cpu="generic"
8a608357 1652
8a608357 1653# OS
8d4c00ed
MR
1654target_os_default=$(tolower $(uname -s))
1655host_os=$target_os_default
8a608357 1656
8a608357 1657# configurable options
055c61b8
DB
1658enable $PROGRAM_LIST
1659
5a0f7131
MR
1660enable avcodec
1661enable avdevice
cccc039f 1662enable avfilter
5a0f7131 1663enable avformat
c8af852b 1664enable avresample
dc4f5a1c 1665enable avutil
3e0b1c9a
DB
1666enable swscale
1667
3e0b1c9a
DB
1668enable asm
1669enable debug
1670enable doc
1671enable fastdiv
497237c7 1672enable network
8400d6b8 1673enable optimizations
8cfbbd92 1674enable safe_bitstream_reader
530dc538 1675enable static
a9ddb5b1 1676enable swscale_alpha
8a608357 1677
8a608357 1678# build settings
9987769a 1679SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1680AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1681LIBPREF="lib"
1682LIBSUF=".a"
c5f14466
RP
1683FULLNAME='$(NAME)$(BUILDSUF)'
1684LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1685SLIBPREF="lib"
1686SLIBSUF=".so"
c5f14466 1687SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1688SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1689SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1690LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1691SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1692SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1693
bc877faf 1694AS_O='-o $@'
7e6c86e6
MR
1695CC_O='-o $@'
1696
1d01fee9 1697host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1698host_libs='-lm'
1699
9b861379 1700target_path='$(CURDIR)'
a7ada2ba 1701
a158446b
MR
1702# since the object filename is not given with the -MM flag, the compiler
1703# is only able to print the basename, and we must add the path ourselves
c1c3933a 1704DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1705DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1706
c597172e 1707# find source path
24524f36 1708if test -f configure; then
f038cf3c 1709 source_path=.
c597172e 1710else
8477f2de 1711 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1712 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1713 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1714 test -e "$source_path/config.h" &&
1715 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1716fi
1717
13cbe2c0 1718for v in "$@"; do
b04251c5
MR
1719 r=${v#*=}
1720 l=${v%"$r"}
1721 r=$(sh_quote "$r")
29ba0911 1722 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1723done
c597172e 1724
73ef8980
MR
1725find_things(){
1726 thing=$1
1727 pattern=$2
1728 file=$source_path/$3
932ccf39 1729 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1730}
1731
1732ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1733DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1734HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1735PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1736BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1737MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1738DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1739OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1740INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1741PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1742FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1743
54e75be4
DB
1744ALL_COMPONENTS="
1745 $BSF_LIST
1746 $DECODER_LIST
1747 $DEMUXER_LIST
1748 $ENCODER_LIST
1749 $FILTER_LIST
1750 $HWACCEL_LIST
1751 $INDEV_LIST
1752 $MUXER_LIST
1753 $OUTDEV_LIST
1754 $PARSER_LIST
1755 $PROTOCOL_LIST
1756"
1757
57442411 1758find_tests(){
b9d5f1b7 1759 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1760}
1761
57442411 1762LAVF_TESTS=$(find_tests lavf)
48c28162 1763LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1764SEEK_TESTS=$(find_tests seek seek_)
57442411 1765
7263cd55 1766ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1767
8469ae22
MR
1768for n in $COMPONENT_LIST; do
1769 v=$(toupper ${n%s})_LIST
1770 eval enable \$$v
1771 eval ${n}_if_any="\$$v"
1772done
1773
54e75be4 1774enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1775
1776die_unknown(){
1777 echo "Unknown option \"$1\"."
1778 echo "See $0 --help for available options."
1779 exit 1
1780}
1781
794f8e97 1782show_list() {
bf0c4afa
RP
1783 suffix=_$1
1784 shift
2b444ea7 1785 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1786 exit 0
1787}
1788
c597172e 1789for opt do
7483e694
DB
1790 optval="${opt#*=}"
1791 case "$opt" in
0f010b2f 1792 --extra-ldflags=*) add_ldflags $optval
7483e694 1793 ;;
0f010b2f 1794 --extra-libs=*) add_extralibs $optval
7483e694 1795 ;;
8fb1cb58 1796 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1797 ;;
40bcf4c7
BL
1798 --enable-debug=*) debuglevel="$optval"
1799 ;;
36e2dea0 1800 --disable-everything)
1b15dc3c 1801 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1802 ;;
7483e694 1803 --enable-*=*|--disable-*=*)
8b93ddc3 1804 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1805 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1806 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1807 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1808 $action $(filter "$name" $list)
7483e694
DB
1809 ;;
1810 --enable-?*|--disable-?*)
5e622c40 1811 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1812 if is_in $option $COMPONENT_LIST; then
fed5d54b 1813 test $action = disable && action=unset
e3773a55
MR
1814 eval $action \$$(toupper ${option%s})_LIST
1815 elif is_in $option $CMDLINE_SELECT; then
1816 $action $option
1817 else
1818 die_unknown $opt
1819 fi
7483e694
DB
1820 ;;
1821 --list-*)
1822 NAME="${opt#--list-}"
1823 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1824 NAME=${NAME%s}
1825 eval show_list $NAME \$$(toupper $NAME)_LIST
1826 ;;
1827 --help|-h) show_help
1828 ;;
1829 *)
884a36a7 1830 optname="${opt%%=*}"
26759c44
MR
1831 optname="${optname#--}"
1832 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1833 if is_in $optname $CMDLINE_SET; then
1834 eval $optname='$optval'
1835 elif is_in $optname $CMDLINE_APPEND; then
1836 append $optname "$optval"
1837 else
1838 die_unknown $opt
1839 fi
7483e694
DB
1840 ;;
1841 esac
c597172e
MR
1842done
1843
bcea99bb
MR
1844disabled logging && logfile=/dev/null
1845
29ba0911 1846echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1847set >> $logfile
1848
9da6609f
MR
1849test -n "$cross_prefix" && enable cross_compile
1850
8d4c00ed
MR
1851if enabled cross_compile; then
1852 test -n "$arch" && test -n "$target_os" ||
1853 die "Must specify target arch and OS when cross-compiling"
1854fi
1855
1856set_default arch target_os
1857
121d78d0 1858ar_default="${cross_prefix}${ar_default}"
11e6d03a 1859cc_default="${cross_prefix}${cc_default}"
20e0ed95 1860nm_default="${cross_prefix}${nm_default}"
3f8040db 1861pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1862ranlib="${cross_prefix}${ranlib}"
adb2b908 1863
c5200f17
MR
1864sysinclude_default="${sysroot}/usr/include"
1865
e0be794a 1866set_default cc nm pkg_config sysinclude
9da6609f
MR
1867enabled cross_compile || host_cc_default=$cc
1868set_default host_cc
13c7df3d 1869
762f95e4
MR
1870if ! $pkg_config --version >/dev/null 2>&1; then
1871 warn "$pkg_config not found, library detection may fail."
1872 pkg_config=false
1873fi
1874
82bb3329
MR
1875exesuf() {
1876 case $1 in
1c69c79f 1877 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1878 esac
1879}
1880
1881EXESUF=$(exesuf $target_os)
1882HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1883
e4e69e0b 1884# set temporary file name
a49d42c2 1885: ${TMPDIR:=$TEMPDIR}
c51fafa1 1886: ${TMPDIR:=$TMP}
a49d42c2 1887: ${TMPDIR:=/tmp}
e4e69e0b 1888
a210bce2 1889if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1890 # simple replacement for missing mktemp
1891 # NOT SAFE FOR GENERAL USE
1892 mktemp(){
09a5c245 1893 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1894 }
1895fi
1896
1897tmpfile(){
1898 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1899 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1900 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1901 append TMPFILES $tmp
1902 eval $1=$tmp
1903}
1904
1905trap 'rm -f -- $TMPFILES' EXIT
54460a83 1906
55127e7b 1907tmpfile TMPASM .asm
3e0b1c9a
DB
1908tmpfile TMPC .c
1909tmpfile TMPE $EXESUF
1910tmpfile TMPH .h
1911tmpfile TMPO .o
1912tmpfile TMPS .S
1913tmpfile TMPSH .sh
1914tmpfile TMPV .ver
54460a83
MR
1915
1916unset -f mktemp
e4e69e0b 1917
fb3c4ffc
MR
1918chmod +x $TMPE
1919
993f2d0f
MR
1920# make sure we can execute files in $TMPDIR
1921cat > $TMPSH 2>> $logfile <<EOF
1922#! /bin/sh
1923EOF
1924chmod +x $TMPSH >> $logfile 2>&1
1925if ! $TMPSH >> $logfile 2>&1; then
1926 cat <<EOF
1927Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1928variable to another directory and make sure that it is not mounted noexec.
1929EOF
1930 die "Sanity test failed."
1931fi
993f2d0f 1932
3e0b1c9a 1933filter_asflags=echo
19b4c628
MR
1934filter_cflags=echo
1935filter_cppflags=echo
19b4c628 1936
613a4e3f
MR
1937if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1938 cc_type=llvm_gcc
1939 cc_version=__VERSION__
1940 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1941 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1942 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1943 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1944 speed_cflags='-O3'
1945 size_cflags='-Os'
1946elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1947 cc_type=gcc
a3d7c197 1948 cc_version=__VERSION__
5d57846b
MR
1949 gcc_version=$($cc --version | head -n1)
1950 gcc_basever=$($cc -dumpversion)
3ad464bf 1951 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1952 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1953 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1954 if ! $cc -dumpversion | grep -q '^2\.'; then
1955 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1956 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1957 fi
14ca9cd0
MR
1958 speed_cflags='-O3'
1959 size_cflags='-Os'
629687f6
MR
1960elif $cc --version 2>/dev/null | grep -q Intel; then
1961 cc_type=icc
6e3fa35d 1962 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1963 cc_ident=$($cc --version | head -n1)
bdefad73 1964 icc_version=$($cc -dumpversion)
07dec06e
MR
1965 CC_DEPFLAGS='-MMD'
1966 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1967 speed_cflags='-O3'
1968 size_cflags='-Os'
b05394a0 1969 noopt_cflags='-O1'
629687f6
MR
1970elif $cc -v 2>&1 | grep -q xlc; then
1971 cc_type=xlc
6e3fa35d 1972 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1973 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1974 speed_cflags='-O5'
1975 size_cflags='-O5 -qcompact'
df442a8d
MR
1976elif $cc -V 2>/dev/null | grep -q Compaq; then
1977 cc_type=ccc
6e3fa35d 1978 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1979 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1980 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1981 debuglevel=3
df442a8d 1982 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1983 speed_cflags='-fast'
1984 size_cflags='-O1'
6a0d5493 1985elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1986 test -d "$sysroot" || die "No valid sysroot specified."
1987 cc_type=armcc
6e3fa35d 1988 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1989 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1990 armcc_conf="$PWD/armcc.conf"
1991 $cc --arm_linux_configure \
1992 --arm_linux_config_file="$armcc_conf" \
1993 --configure_sysroot="$sysroot" \
1994 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1995 die "Error creating armcc configuration file."
bcafde61 1996 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1997 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1998 as_default="${cross_prefix}gcc"
07dec06e
MR
1999 CC_DEPFLAGS='-MMD'
2000 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2001 speed_cflags='-O3'
2002 size_cflags='-Os'
d0f0f628 2003 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2004elif $cc -version 2>/dev/null | grep -q TMS470; then
2005 cc_type=tms470
6e3fa35d 2006 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2007 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2008 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2009 CC_O='-fr=$(@D)'
2010 as_default="${cross_prefix}gcc"
2011 ld_default="${cross_prefix}gcc"
6fec122a
MR
2012 TMPO=$(basename $TMPC .c).o
2013 append TMPFILES $TMPO
2014 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2015 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2016 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2017 speed_cflags='-O3 -mf=5'
2018 size_cflags='-O3 -mf=2'
6fec122a
MR
2019 filter_cflags=tms470_flags
2020 tms470_flags(){
2021 for flag; do
2022 case $flag in
2023 -march=*|-mcpu=*)
2024 case "${flag#*=}" in
2025 armv7-a|cortex-a*) echo -mv=7a8 ;;
2026 armv7-r|cortex-r*) echo -mv=7r4 ;;
2027 armv7-m|cortex-m*) echo -mv=7m3 ;;
2028 armv6*|arm11*) echo -mv=6 ;;
2029 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2030 echo -mv=5e ;;
2031 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2032 esac
2033 ;;
2034 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2035 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2036 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2037 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2038 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2039 -g) echo -g -mn ;;
587d24ff 2040 -pds=*) echo $flag ;;
6fec122a
MR
2041 esac
2042 done
2043 }
06da6943
DC
2044elif $cc -v 2>&1 | grep -q clang; then
2045 cc_type=clang
b67a8f49
DC
2046 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2047 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2048 cc_ident=$($cc --version | head -n1)
06da6943
DC
2049 CC_DEPFLAGS='-MMD'
2050 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2051 speed_cflags='-O3'
2052 size_cflags='-Os'
2a472e9c
MK
2053elif $cc -V 2>&1 | grep -q Sun; then
2054 cc_type=suncc
2055 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2056 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2057 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2058 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2059 add_ldflags -xc99
14ca9cd0
MR
2060 speed_cflags='-O5'
2061 size_cflags='-O5 -xspace'
03279bbe
MK
2062 filter_cflags=suncc_flags
2063 suncc_flags(){
2064 for flag; do
2065 case $flag in
2066 -march=*|-mcpu=*)
2067 case "${flag#*=}" in
2068 native) echo -xtarget=native ;;
87ddc38b 2069 v9|niagara) echo -xarch=sparc ;;
03279bbe 2070 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2071 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2072 i586|pentium) echo -xchip=pentium ;;
2073 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2074 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2075 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2076 pentium4*) echo -xtarget=pentium4 ;;
2077 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2078 *-sse3) echo -xarch=sse3 ;;
2079 core2) echo -xarch=ssse3 -xchip=core2 ;;
2080 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2081 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2082 k8|opteron|athlon64|athlon-fx)
2083 echo -xarch=sse2a ;;
2084 athlon*) echo -xarch=pentium_proa ;;
2085 esac
2086 ;;
2087 -std=c99) echo -xc99 ;;
2088 -fomit-frame-pointer) echo -xregs=frameptr ;;
2089 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2090 -W*,*) echo $flag ;;
2091 -f*-*|-W*) ;;
2092 *) echo $flag ;;
2093 esac
2094 done
2095 }
180ec37d 2096elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2097 cc_type=pathscale
2098 cc_version=__PATHSCALE__
2099 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2100 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2101 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2102 speed_cflags='-O2'
2103 size_cflags='-Os'
7b2d2190 2104 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2105elif $cc -v 2>&1 | grep -q Open64; then
2106 cc_type=open64
2107 cc_version=__OPEN64__
2108 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2109 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2110 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2111 speed_cflags='-O2'
2112 size_cflags='-Os'
7b2d2190 2113 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2114elif $cc -V 2>&1 | grep -q Portland; then
2115 cc_type=pgi
2116 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2117 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2118 opt_common='-alias=ansi -Mlre -Mpre'
2119 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2120 size_cflags="-O2 -Munroll=c:1 $opt_common"
2121 noopt_cflags="-O1"
2122 filter_cflags=pgi_flags
2123 pgi_flags(){
2124 for flag; do
2125 case $flag in
2126 -fomit-frame-pointer) echo -Mnoframe ;;
2127 -g) echo -gopt ;;
2128 *) echo $flag ;;
2129 esac
2130 done
2131 }
629687f6
MR
2132fi
2133
851ffa80
MR
2134test -n "$cc_type" && enable $cc_type ||
2135 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2136
75bafbac 2137: ${as_default:=$cc}
50567afa 2138: ${dep_cc_default:=$cc}
684b28e0 2139: ${ld_default:=$cc}
121d78d0 2140set_default ar as dep_cc ld
75800dce 2141
07dec06e
MR
2142test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2143test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2144
7f32f40c 2145add_cflags $extra_cflags
2f2e6c7c 2146add_asflags $extra_cflags
7f32f40c 2147
154d432c
MR
2148if test -n "$sysroot"; then
2149 case "$cc_type" in
00ba041c 2150 gcc|llvm_gcc|clang)
467256f2 2151 add_cppflags --sysroot="$sysroot"
154d432c
MR
2152 add_ldflags --sysroot="$sysroot"
2153 ;;
6fec122a
MR
2154 tms470)
2155 add_cppflags -I"$sysinclude"
2156 add_ldflags --sysroot="$sysroot"
2157 ;;
154d432c
MR
2158 esac
2159fi
2160
d22c13a8
MR
2161if test "$cpu" = host; then
2162 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2163
2164 case "$cc_type" in
613a4e3f 2165 gcc|llvm_gcc)
d22c13a8
MR
2166 check_native(){
2167 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2168 sed -n "/cc1.*$1=/{
27ce1be8
MR
2169 s/.*$1=\\([^ ]*\\).*/\\1/
2170 p
2171 q
2172 }" $TMPE
d22c13a8
MR
2173 }
2174 cpu=$(check_native -march || check_native -mcpu)
2175 ;;
2176 esac
2177
2178 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2179fi
2180
e939cedd
MR
2181# Deal with common $arch aliases
2182case "$arch" in
2183 arm*)
2184 arch="arm"
2185 ;;
2186 mips|mipsel|IP*)
2187 arch="mips"
2188 ;;
47b1860e 2189 mips64*)
e939cedd
MR
2190 arch="mips"
2191 subarch="mips64"
2192 ;;
2193 parisc|hppa)
2194 arch="parisc"
2195 ;;
2196 parisc64|hppa64)
2197 arch="parisc"
2198 subarch="parisc64"
2199 ;;
2200 "Power Macintosh"|ppc|powerpc)
2201 arch="ppc"
2202 ;;
47b1860e 2203 ppc64|powerpc64)
e939cedd
MR
2204 arch="ppc"
2205 subarch="ppc64"
2206 ;;
2207 s390|s390x)
2208 arch="s390"
2209 ;;
2210 sh4|sh)
2211 arch="sh4"
2212 ;;
2213 sun4u|sparc64)
2214 arch="sparc"
2215 subarch="sparc64"
2216 ;;
d33ed7b3 2217 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2218 arch="x86"
2219 ;;
2220esac
2221
851ffa80 2222is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2223enable $arch
e939cedd 2224
df5cdc24 2225# Add processor-specific flags
5d54c126
MR
2226if test "$cpu" = generic; then
2227 : do nothing
2228elif enabled ppc; then
343aef9b 2229
56348891
MR
2230 case $(tolower $cpu) in
2231 601|ppc601|powerpc601)
9dbd5c3d 2232 cpuflags="-mcpu=601"
64ad53ff 2233 disable altivec
9dbd5c3d 2234 ;;
56348891 2235 603*|ppc603*|powerpc603*)
9dbd5c3d 2236 cpuflags="-mcpu=603"
64ad53ff 2237 disable altivec
9dbd5c3d 2238 ;;
56348891 2239 604*|ppc604*|powerpc604*)
9dbd5c3d 2240 cpuflags="-mcpu=604"
64ad53ff 2241 disable altivec
9dbd5c3d 2242 ;;
56348891 2243 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2244 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2245 disable altivec
9dbd5c3d 2246 ;;
56348891 2247 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2248 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2249 ;;
56348891 2250 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2251 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2252 ;;
313f9fbf 2253 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2254 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2255 ;;
313f9fbf
SM
2256 power[3-7]*)
2257 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2258 ;;
56348891 2259 cell)
9dbd5c3d
MR
2260 cpuflags="-mcpu=cell"
2261 enable ldbrx
2262 ;;
7b0b81a1
AL
2263 e500v2)
2264 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2265 disable altivec
2266 ;;
2267 e500)
2268 cpuflags="-mcpu=8540 -mhard-float"
2269 disable altivec
2270 ;;
9dbd5c3d 2271 esac
343aef9b
MR
2272
2273elif enabled x86; then
2274
9dbd5c3d
MR
2275 case $cpu in
2276 i[345]86|pentium)
2277 cpuflags="-march=$cpu"
2278 disable mmx
2279 ;;
2280 # targets that do NOT support conditional mov (cmov)
2281 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2282 cpuflags="-march=$cpu"
2283 disable cmov
2284 ;;
2285 # targets that do support conditional mov (cmov)
9ddf1b1a 2286 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2287 cpuflags="-march=$cpu"
2288 enable cmov
2289 enable fast_cmov
2290 ;;
2291 # targets that do support conditional mov but on which it's slow
2292 pentium4|pentium4m|prescott|nocona)
2293 cpuflags="-march=$cpu"
2294 enable cmov
2295 disable fast_cmov
2296 ;;
2297 esac
343aef9b
MR
2298
2299elif enabled sparc; then
2300
9dbd5c3d 2301 case $cpu in
26b7199e
MK
2302 niagara)
2303 cpuflags="-mcpu=$cpu"
2304 disable vis
2305 ;;
9dbd5c3d
MR
2306 sparc64)
2307 cpuflags="-mcpu=v9"
2308 ;;
2309 esac
343aef9b
MR
2310
2311elif enabled arm; then
2312
34ba23c9
MR
2313 case $cpu in
2314 armv*)
2315 cpuflags="-march=$cpu"
c2eae137 2316 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2317 ;;
2318 *)
2319 cpuflags="-mcpu=$cpu"
c2eae137
MR
2320 case $cpu in
2321 cortex-a*) subarch=armv7a ;;
2322 cortex-r*) subarch=armv7r ;;
9e19704a 2323 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2324 arm11*) subarch=armv6 ;;
2325 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2326 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2327 esac
34ba23c9
MR
2328 ;;
2329 esac
343aef9b
MR
2330
2331elif enabled alpha; then
2332
34ba23c9 2333 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2334
2335elif enabled bfin; then
2336
34ba23c9 2337 cpuflags="-mcpu=$cpu"
343aef9b
MR
2338
2339elif enabled mips; then
2340
34ba23c9 2341 cpuflags="-march=$cpu"
343aef9b
MR
2342
2343elif enabled avr32; then
2344
9dbd5c3d
MR
2345 case $cpu in
2346 ap7[02]0[0-2])
2347 subarch="avr32_ap"
2348 cpuflags="-mpart=$cpu"
2349 ;;
2350 ap)
2351 subarch="avr32_ap"
2352 cpuflags="-march=$cpu"
2353 ;;
2354 uc3[ab]*)
2355 subarch="avr32_uc"
2356 cpuflags="-mcpu=$cpu"
2357 ;;
2358 uc)
2359 subarch="avr32_uc"
2360 cpuflags="-march=$cpu"
2361 ;;
2362 esac
df5cdc24 2363
343aef9b
MR
2364fi
2365
df5cdc24
MR
2366add_cflags $cpuflags
2367add_asflags $cpuflags
2368
993f2d0f
MR
2369# compiler sanity check
2370check_exec <<EOF
2371int main(void){ return 0; }
2372EOF
2373if test "$?" != 0; then
2374 echo "$cc is unable to create an executable file."
2375 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2376 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2377 echo "Only do this if you know what cross compiling means."
2378 fi
2379 die "C compiler test failed."
2380fi
2381
046f081b 2382add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2383check_cflags -std=c99
50a334e4 2384check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2385#include <stdlib.h>
2386EOF
50a334e4 2387check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2388#include <stdlib.h>
2389EOF
e9b9a2f8 2390
f0125de9 2391check_host_cflags -std=c99
0a6db2a2 2392check_host_cflags -Wall
f0125de9 2393
b24dbcbd 2394case "$arch" in
e939cedd 2395 alpha|ia64|mips|parisc|sparc)
8a3c8627 2396 spic=$shared
b24dbcbd 2397 ;;
e939cedd 2398 x86)
cfdb6148 2399 subarch="x86_32"
e939cedd 2400 check_cc <<EOF && subarch="x86_64"
58b3536d 2401 int test[(int)sizeof(char*) - 7];
cfdb6148 2402EOF
de27f4d9 2403 if test "$subarch" = "x86_64"; then
e939cedd 2404 spic=$shared
de27f4d9 2405 fi
b24dbcbd 2406 ;;
b24dbcbd
RP
2407esac
2408
343aef9b 2409enable $subarch
8a3c8627 2410enabled spic && enable pic
b24dbcbd 2411
7483e694 2412# OS specific
4f854758 2413case $target_os in
a1629e28 2414 haiku)
63ae7e7c 2415 prefix_default="/boot/common"
108caaaa 2416 network_extralibs="-lnetwork"
f59c4bd6 2417 host_libs=
a1629e28 2418 ;;
7483e694 2419 sunos)
4d58e4cb 2420 AVSERVERLDFLAGS=""
9987769a 2421 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2422 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2423 network_extralibs="-lsocket -lnsl"
779222db 2424 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2425 # When using suncc to build, the Solaris linker will mark
2426 # an executable with each instruction set encountered by
2427 # the Solaris assembler. As our libraries contain their own
2428 # guards for processor-specific code, instead suppress
2429 # generation of the HWCAPS ELF section on Solaris x86 only.
2430 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2431 nm_opts='-P -g'
7483e694
DB
2432 ;;
2433 netbsd)
a1e4b3f6 2434 disable symver
07a8eef6
MR
2435 oss_indev_extralibs="-lossaudio"
2436 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2437 ;;
2438 openbsd)
7c4a001a 2439 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2440 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2441 # however the generated executable will not do anything
2442 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2443 # Thus explicitly enable PIC here.
cd78208b 2444 enable pic
a1e4b3f6 2445 disable symver
7483e694 2446 SHFLAGS='-shared'
07a8eef6
MR
2447 oss_indev_extralibs="-lossaudio"
2448 oss_outdev_extralibs="-lossaudio"
7483e694 2449 ;;
a1e4b3f6 2450 dragonfly)
a1e4b3f6
MR
2451 disable symver
2452 ;;
2453 freebsd)
7483e694
DB
2454 ;;
2455 bsd/os)
355d81df 2456 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2457 ;;
2458 darwin)
301ab19d 2459 gas="gas-preprocessor.pl $cc"
e08b8239 2460 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2461 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2462 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2463 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2464 SLIBSUF=".dylib"
2465 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2466 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2467 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2468 objformat="macho"
1b0f6fb8 2469 enabled x86_64 && objformat="macho64"
8dfa86f7 2470 enabled_any pic shared ||
2704bd1a 2471 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2472 ;;
2473 mingw32*)
9d3f4f50 2474 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2475 disable network
2476 else
2477 target_os=mingw32
2478 fi
dcc01c06 2479 LIBTARGET=i386
1fc9fb8a 2480 if enabled x86_64; then
417516f6 2481 LIBTARGET="i386:x86-64"
336cc1b0 2482 elif enabled arm; then
15c5156d 2483 LIBTARGET=arm-wince
dcc01c06 2484 fi
fbd971a4 2485 shlibdir_default="$bindir_default"
7483e694
DB
2486 SLIBPREF=""
2487 SLIBSUF=".dll"
7483e694
DB
2488 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2489 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2490 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2491 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2492 SLIB_INSTALL_LINKS=
2493 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2494 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2495 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 2496 objformat="win32"
ec10a9ab 2497 dlltool="${cross_prefix}dlltool"
bc574408 2498 enable dos_paths
1894e741 2499 check_cflags -fno-common
e26011d0
RP
2500 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2501 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2502 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2503 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2504 ;;
2505 cygwin*)
4f854758 2506 target_os=cygwin
fbd971a4 2507 shlibdir_default="$bindir_default"
7483e694
DB
2508 SLIBPREF="cyg"
2509 SLIBSUF=".dll"
2510 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2511 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2512 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2513 objformat="win32"
bc574408 2514 enable dos_paths
1894e741 2515 check_cflags -fno-common
a7a187a1 2516 add_cppflags -U__STRICT_ANSI__
7483e694 2517 ;;
4f365f37 2518 *-dos|freedos|opendos)
4f365f37 2519 network_extralibs="-lsocket"
ff1c015d 2520 objformat="coff"
bc574408 2521 enable dos_paths
a7a187a1 2522 add_cppflags -U__STRICT_ANSI__
4f365f37 2523 ;;
7483e694 2524 linux)
046f081b 2525 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2526 enable dv1394
2527 ;;
2528 irix*)
4f854758 2529 target_os=irix
7483e694
DB
2530 ranlib="echo ignoring ranlib"
2531 ;;
d22e8442 2532 os/2*)
d22e8442 2533 ln_s="cp -f"
9297f1ed 2534 objformat="aout"
e14574eb 2535 add_cppflags -D_GNU_SOURCE
355d81df 2536 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2537 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2538 AVSERVERLDFLAGS=""
287d3b13 2539 LIBSUF="_s.a"
d22e8442
DY
2540 SLIBPREF=""
2541 SLIBSUF=".dll"
2542 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2543 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2544 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2545 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2546 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2547 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2548 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2549 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2550 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2551 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2552 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2553 enable dos_paths
d22e8442 2554 ;;
83993c1c 2555 gnu/kfreebsd)
c1f54478 2556 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2557 ;;
34e82167 2558 gnu)
f60d1366 2559 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2560 ;;
d33ed7b3
MR
2561 qnx)
2562 add_cppflags -D_QNX_SOURCE
2563 network_extralibs="-lsocket"
2564 ;;
1c69c79f
MS
2565 symbian)
2566 SLIBSUF=".dll"
2567 enable dos_paths
e3bc07f4
MS
2568 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2569 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2570 add_ldflags -Wl,--target1-abs,--no-undefined \
2571 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2572 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2573 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2574 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2575 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2576 ;;
614d8911
MR
2577 none)
2578 ;;
7483e694 2579 *)
4f924f9a 2580 die "Unknown OS '$target_os'."
7483e694
DB
2581 ;;
2582esac
2583
6555acad
MR
2584esc(){
2585 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2586}
2587
2588echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2589
13cb2187
AS
2590check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2591
c9d19248
MR
2592set_default $PATHS_LIST
2593
320d060a 2594# we need to build at least one lib type
93b3c083 2595if ! enabled_any static shared; then
320d060a
DB
2596 cat <<EOF
2597At least one library type must be built.
2598Specify --enable-static to build the static libraries or --enable-shared to
2599build the shared libraries as well. To only build the shared libraries specify
2600--disable-static in addition to --enable-shared.
2601EOF
2602 exit 1;
2603fi
2604
2184c6f7 2605die_license_disabled() {
4c27207c 2606 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2607}
2608
e417d80d 2609die_license_disabled gpl libcdio
2184c6f7 2610die_license_disabled gpl libx264
de295976 2611die_license_disabled gpl libxavs
2184c6f7 2612die_license_disabled gpl libxvid
2184c6f7
DB
2613die_license_disabled gpl x11grab
2614
2f7ae63b 2615die_license_disabled nonfree libfaac
a060866f 2616die_license_disabled nonfree openssl
b2e3c528 2617
0b175caa
DB
2618die_license_disabled version3 libopencore_amrnb
2619die_license_disabled version3 libopencore_amrwb
d89e738a 2620die_license_disabled version3 libvo_aacenc
f502ff3f 2621die_license_disabled version3 libvo_amrwbenc
0b175caa 2622
9cad0e4e 2623enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2624
40617a6d 2625disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2626
e276d9e8
MR
2627enable_pic() {
2628 enable pic
bce7b696
MR
2629 add_cppflags -DPIC
2630 add_cflags -fPIC
2631 add_asflags -fPIC
e276d9e8
MR
2632}
2633
2634enabled pic && enable_pic
bce7b696 2635
b4d96ba2
MR
2636check_cc <<EOF || die "Symbol mangling check failed."
2637int ff_extern;
2638EOF
8182dc34 2639sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2640extern_prefix=${sym%%ff_extern*}
2641
f65883c8
MR
2642check_cc <<EOF && enable inline_asm
2643void foo(void) { __asm__ volatile ("" ::); }
2644EOF
61d251db 2645
df5e3978
MR
2646_restrict=
2647for restrict_keyword in restrict __restrict__ __restrict; do
2648 check_cc <<EOF && _restrict=$restrict_keyword && break
2649void foo(char * $restrict_keyword p);
2650EOF
2651done
2652
2653check_cc <<EOF && enable attribute_packed
2654struct { int x; } __attribute__((packed)) x;
2655EOF
2656
dffb41b9
MR
2657check_cc <<EOF && enable attribute_may_alias
2658union { int x; } __attribute__((may_alias)) x;
2659EOF
2660
df5e3978
MR
2661check_cc <<EOF || die "endian test failed"
2662unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2663EOF
48fc536a 2664od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2665
e939cedd
MR
2666if enabled alpha; then
2667
2668 check_cflags -mieee
2669
2670elif enabled arm; then
e45391bb 2671
8986fddc 2672 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2673 nogas=die
50fa82e6 2674
44caaa56
MR
2675 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2676 enable vfp_args
2677 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2678 case "${cross_prefix:-$cc}" in
2679 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2680 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2681__asm__ (".eabi_attribute 28, 1");
2682int main(void) { return 0; }
2683EOF
44caaa56
MR
2684 esac
2685 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2686 fi
fa0912fe 2687
fa0912fe
MR
2688 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2689 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2690 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2691 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2692 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2693 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2694
6308729e
MR
2695 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2696
e276d9e8
MR
2697 enabled_all armv6t2 shared !pic && enable_pic
2698
fa0912fe 2699elif enabled mips; then
e45391bb 2700
fa0912fe
MR
2701 check_asm loongson '"dmult.g $1, $2, $3"'
2702 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2703
fa0912fe 2704elif enabled ppc; then
e45391bb 2705
e6a0c354
MR
2706 enable local_aligned_8 local_aligned_16
2707
135448fa 2708 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2709 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2710 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2711 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2712
2713 # AltiVec flags: The FSF version of GCC differs from the Apple version
2714 if enabled altivec; then
301ab19d 2715 nogas=warn
fa0912fe
MR
2716 check_cflags -maltivec -mabi=altivec &&
2717 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2718 check_cflags -faltivec
2719
2720 # check if our compiler supports Motorola AltiVec C API
2721 check_cc <<EOF || disable altivec
2722$inc_altivec_h
2723int main(void) {
2724 vector signed int v1, v2, v3;
2725 v1 = vec_add(v2,v3);
2726 return 0;
2727}
2728EOF
2729
2730 # check if our compiler supports braces for vector declarations
2731 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2732$inc_altivec_h
2733int main (void) { (vector int) {1}; return 0; }
2734EOF
2735 fi
e45391bb 2736
fa0912fe 2737elif enabled sparc; then
e45391bb 2738
fa0912fe
MR
2739 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2740 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2741
fa0912fe 2742elif enabled x86; then
e45391bb 2743
e6a0c354
MR
2744 enable local_aligned_8 local_aligned_16
2745
44965991
PI
2746 # check whether EBP is available on x86
2747 # As 'i' is stored on the stack, this program will crash
2748 # if the base pointer is used to access it because the
2749 # base pointer is cleared in the inline assembly code.
7dfef245 2750 check_exec_crash <<EOF && enable ebp_available
44965991 2751 volatile int i=0;
be449fca 2752 __asm__ volatile (
44965991
PI
2753 "xorl %%ebp, %%ebp"
2754 ::: "%ebp");
2755 return i;
44965991
PI
2756EOF
2757
f494213c 2758 # check whether EBX is available on x86
7cee5421
MR
2759 check_asm ebx_available '""::"b"(0)' &&
2760 check_asm ebx_available '"":::"%ebx"'
8e380710 2761
6f74fb03
RP
2762 # check whether xmm clobbers are supported
2763 check_asm xmm_clobbers '"":::"%xmm0"'
2764
d7f0920b 2765 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2766 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2767 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2768
9cca1e40 2769 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2770 if check_cmd $yasmexe --version; then
2771 enabled x86_64 && yasm_extra="-m amd64"
2772 yasm_debug="-g dwarf2"
2773 elif check_cmd nasm -v; then
2774 yasmexe=nasm
2775 yasm_debug="-g -F dwarf"
2776 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2777 fi
2778
2779 YASMFLAGS="-f $objformat $yasm_extra"
2780 enabled pic && append YASMFLAGS "-DPIC"
2781 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2782 case "$objformat" in
2783 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2784 esac
2785
48545a8f 2786 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2787 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2788 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2789 fi
e45391bb 2790
669b5583
MR
2791 case "$cpu" in
2792 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2793 disable fast_clz
2794 ;;
2795 esac
2796
44965991
PI
2797fi
2798
301ab19d
MR
2799if enabled asm; then
2800 as=${gas:=$as}
2801 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2802 $nogas "GNU assembler not found, install gas-preprocessor"
2803fi
2804
4a7e068b
MR
2805check_ldflags -Wl,--as-needed
2806
a98bb16d
RP
2807if check_func dlopen; then
2808 ldl=
2809elif check_func dlopen -ldl; then
2810 ldl=-ldl
8bf5d58f
MN
2811fi
2812
54fe299b
DV
2813if enabled network; then
2814 check_type "sys/types.h sys/socket.h" socklen_t
2815 check_type netdb.h "struct addrinfo"
75d339e0
MS
2816 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
2817 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
2818 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2819 check_type netinet/in.h "struct sockaddr_in6"
2820 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2821 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2822 check_header netinet/sctp.h
54fe299b
DV
2823 # Prefer arpa/inet.h over winsock2
2824 if check_header arpa/inet.h ; then
2825 check_func closesocket
2826 elif check_header winsock2.h ; then
2827 check_func_headers winsock2.h closesocket -lws2 && \
2828 network_extralibs="-lws2" || \
2829 { check_func_headers winsock2.h closesocket -lws2_32 && \
2830 network_extralibs="-lws2_32"; }
2831 check_type ws2tcpip.h socklen_t
2832 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
2833 check_type ws2tcpip.h "struct group_source_req"
2834 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b
DV
2835 check_type ws2tcpip.h "struct ipv6_mreq"
2836 check_type ws2tcpip.h "struct sockaddr_in6"
2837 check_type ws2tcpip.h "struct sockaddr_storage"
2838 check_struct winsock2.h "struct sockaddr" sa_len
2839 else
2840 disable network
2841 fi
2842fi
2843
75ecf149
DB
2844# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2845check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2846
534a2231 2847check_func fcntl
7483e694 2848check_func fork
84882df6 2849check_func getaddrinfo $network_extralibs
7483e694
DB
2850check_func gethrtime
2851check_func getrusage
fc5607f8 2852check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2853check_func gettimeofday
094c09bb 2854check_func inet_aton $network_extralibs
abfc8d05 2855check_func isatty
a5b64584 2856check_func localtime_r
4ae40685 2857check_func ${malloc_prefix}memalign && enable memalign
7483e694 2858check_func mkstemp
0328b9ea 2859check_func mmap
4ae40685 2860check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2861check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2862check_func setrlimit
87958234 2863check_func strerror_r
6379900c 2864check_func strptime
47941088 2865check_func strtok_r
ea4d5f48 2866check_func sched_getaffinity
bcc73960 2867check_func sysconf
b9e22269 2868check_func sysctl
d3d3a32c 2869check_func usleep
b507ebd1 2870check_func_headers io.h setmode
fc5607f8 2871check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2872check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2873check_func_headers windows.h GetProcessTimes
61183b5a 2874check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2875check_func_headers windows.h MapViewOfFile
d3d3a32c 2876check_func_headers windows.h Sleep
7c5bfe7a 2877check_func_headers windows.h VirtualAlloc
6ffa87d3 2878
a98bb16d 2879check_header dlfcn.h
fa845061 2880check_header dxva.h
92c6a099 2881check_header dxva2api.h
a98bb16d 2882check_header malloc.h
bf6ce82d 2883check_header poll.h
b58412f1 2884check_header sys/mman.h
06bb5905 2885check_header sys/param.h
b091aa44 2886check_header sys/resource.h
bf6ce82d 2887check_header sys/select.h
e64bceea 2888check_header sys/time.h
542920b7 2889check_header unistd.h
272081b0
CEH
2890check_header vdpau/vdpau.h
2891check_header vdpau/vdpau_x11.h
d3d3a32c 2892check_header windows.h
68178ca9 2893check_header X11/extensions/XvMClib.h
a98bb16d 2894
a4fa192c 2895disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2896disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2897
ff3755cb
JG
2898if ! disabled w32threads && ! enabled pthreads; then
2899 check_func _beginthreadex && enable w32threads
2900fi
2901
57bd82d4
MR
2902# check for some common methods of building with pthread support
2903# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2904if ! disabled pthreads && ! enabled w32threads; then
2905 enable pthreads
9e7fd101
MR
2906 if check_func pthread_create; then
2907 :
2908 elif check_func pthread_create -pthread; then
2909 add_cflags -pthread
afc9aee2 2910 add_extralibs -pthread
9e7fd101
MR
2911 elif check_func pthread_create -pthreads; then
2912 add_cflags -pthreads
afc9aee2 2913 add_extralibs -pthreads
8d94f606
GT
2914 elif check_func pthread_create -lpthreadGC2; then
2915 add_extralibs -lpthreadGC2
9e7fd101 2916 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2917 disable pthreads
9e7fd101 2918 fi
57bd82d4
MR
2919fi
2920
8eee7025 2921for thread in $THREADS_LIST; do
e5f94c2b 2922 if enabled $thread; then
3ae3b721
RP
2923 test -n "$thread_type" &&
2924 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2925 thread_type="$thread"
e5f94c2b
RP
2926 fi
2927done
2928
50f7c296 2929check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2930enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2931
15333562 2932check_mathfunc cbrtf
645d2652
MR
2933check_mathfunc exp2
2934check_mathfunc exp2f
46df708b
MS
2935check_mathfunc isinf
2936check_mathfunc isnan
645d2652 2937check_mathfunc llrint
07876e25 2938check_mathfunc llrintf
645d2652
MR
2939check_mathfunc log2
2940check_mathfunc log2f
2941check_mathfunc lrint
2942check_mathfunc lrintf
2943check_mathfunc round
2944check_mathfunc roundf
23d3931a 2945check_mathfunc trunc
645d2652 2946check_mathfunc truncf
f32adb22 2947
57bd82d4 2948# these are off by default, so fail if requested and not available
a1b3c5a3 2949enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2950enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2951enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2952enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2953enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2954enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2955enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2956enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2957enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2958enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2959enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2960enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2961enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2962enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2963enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2964enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2965enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2966enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2967enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2968enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2969enabled libvpx && {
2970 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2971 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2972 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2973 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2974enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2975 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2976 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2977enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2978enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2979enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2980 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2981 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2982 die "ERROR: openssl not found"; }
8ac17293 2983
0b4a1821
AS
2984# libdc1394 check
2985if enabled libdc1394; then
2986 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2987 enable libdc1394_2; } ||
2988 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2989 enable libdc1394_1; } ||
2990 die "ERROR: No version of libdc1394 found "
2991fi
2992
9bd41bb1 2993if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
2994 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2995 enable sdl &&
2996 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2997fi
57bd82d4 2998
2270b4b2 2999texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3000
c6f95144 3001check_header linux/fb.h
06e31011 3002check_header linux/videodev2.h
a6a4793d
LB
3003check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3004
1b6e8b73 3005check_header sys/videoio.h
47f38850 3006
27796dc3 3007check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3008# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3009# w32api 3.12 had it defined wrong
3010check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3011
f8aa696f 3012# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3013{ check_header dev/bktr/ioctl_meteor.h &&
3014 check_header dev/bktr/ioctl_bt848.h; } ||
3015{ check_header machine/ioctl_meteor.h &&
3016 check_header machine/ioctl_bt848.h; } ||
3017{ check_header dev/video/meteor/ioctl_meteor.h &&
3018 check_header dev/video/bktr/ioctl_bt848.h; } ||
3019check_header dev/ic/bt8xx.h
f8aa696f 3020
15d59d2c 3021check_header sndio.h
c7682de0
RP
3022check_header sys/soundcard.h
3023check_header soundcard.h
deb29777 3024
b6f3d925 3025enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3026
8772997d
SM
3027enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3028 check_func jack_port_get_latency_range -ljack
80ff8a16 3029
15d59d2c
B
3030enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3031
e417d80d
AK
3032enabled libcdio &&
3033 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3034
4a584eda
JA
3035enabled x11grab &&
3036require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3037require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3038require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3039
ac3dbb4d
SZ
3040# check for VDA header
3041if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3042 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3043fi
3044
598ef02b 3045if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3046check_cpp_condition \
3047 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3048 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3049 disable vdpau; }
abf649c7 3050fi
deda2a4a 3051
95e561ec 3052enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3053
3054# add some useful compiler flags if supported
3055check_cflags -Wdeclaration-after-statement
dcd479c0 3056check_cflags -Wall
440e3b2f 3057check_cflags -Wno-parentheses
dcd479c0 3058check_cflags -Wno-switch
b36518dc 3059check_cflags -Wno-format-zero-length
c07bd6a9
MN
3060check_cflags -Wdisabled-optimization
3061check_cflags -Wpointer-arith
3062check_cflags -Wredundant-decls
cc1fb623 3063check_cflags -Wno-pointer-sign
f4929996 3064check_cflags -Wcast-qual
9aceb3cf 3065check_cflags -Wwrite-strings
652a5bf6 3066check_cflags -Wtype-limits
764551c6 3067check_cflags -Wundef
fc298fd9 3068check_cflags -Wmissing-prototypes
c2ed91de 3069check_cflags -Wstrict-prototypes
5af4e0cc 3070enabled extra_warnings && check_cflags -Winline
cf9d24ad 3071
57bd82d4 3072# add some linker flags
5c0e9479 3073check_ldflags -Wl,--warn-common
3510a133 3074check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3075test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3076
7e4d9d5d
RB
3077enabled xmm_clobber_test && \
3078 check_ldflags -Wl,--wrap,avcodec_open2 \
3079 -Wl,--wrap,avcodec_decode_audio4 \
3080 -Wl,--wrap,avcodec_decode_video2 \
3081 -Wl,--wrap,avcodec_decode_subtitle2 \
3082 -Wl,--wrap,avcodec_encode_audio2 \
3083 -Wl,--wrap,avcodec_encode_video \
3084 -Wl,--wrap,avcodec_encode_subtitle \
3085 -Wl,--wrap,sws_scale || \
3086 disable xmm_clobber_test
3087
a482e61b 3088echo "X{};" > $TMPV
b462d132 3089if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3090 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3091 check_cc <<EOF && enable symver_asm_label
3092void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3093void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3094EOF
3095 check_cc <<EOF && enable symver_gnu_asm
3096__asm__(".symver ff_foo,av_foo@VERSION");
3097void ff_foo(void) {}
3098EOF
3099fi
a482e61b 3100
9cd7b854
MR
3101if [ -n "$optflags" ]; then
3102 add_cflags $optflags
3103elif enabled small; then
14ca9cd0 3104 add_cflags $size_cflags
8400d6b8 3105elif enabled optimizations; then
14ca9cd0 3106 add_cflags $speed_cflags
b05394a0
MR
3107else
3108 add_cflags $noopt_cflags
cddf3f45 3109fi
11fdbc44 3110check_cflags -fno-math-errno
b2eb2ff0 3111check_cflags -fno-signed-zeros
cddf3f45 3112
629687f6 3113if enabled icc; then
b1598b58
MR
3114 # Just warnings, no remarks
3115 check_cflags -w1
3116 # -wd: Disable following warnings
3117 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3118 # 1292: attribute "foo" ignored
88de5b0a 3119 # 1419: external declaration in primary source file
b1598b58 3120 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3121 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3122 # 10156: ignoring option '-W'; no argument required
88de5b0a 3123 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3124 # 11030: Warning unknown option --as-needed
3125 # 10156: ignoring option '-export'; no argument required
3126 check_ldflags -wd10156,11030
3127 # Allow to compile with optimizations
3128 check_ldflags -march=$cpu
be2cf98a
CEH
3129 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3130 enable ebp_available
bdefad73
MR
3131 if enabled x86_32; then
3132 test ${icc_version%%.*} -ge 11 && \
3133 check_cflags -falign-stack=maintain-16-byte || \
3134 disable aligned_stack
3135 fi
df442a8d
MR
3136elif enabled ccc; then
3137 # disable some annoying warnings
3138 add_cflags -msg_disable cvtu32to64
3139 add_cflags -msg_disable embedcomment
3140 add_cflags -msg_disable needconstext
3141 add_cflags -msg_disable nomainieee
3142 add_cflags -msg_disable ptrmismatch1
3143 add_cflags -msg_disable unreachcode
973859f5
MR
3144elif enabled gcc; then
3145 check_cflags -fno-tree-vectorize
765e6134 3146 check_cflags -Werror=implicit-function-declaration
de63bfec 3147 check_cflags -Werror=missing-prototypes
9d6b2077 3148 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3149elif enabled llvm_gcc; then
3150 check_cflags -mllvm -stack-alignment=16
06da6943 3151elif enabled clang; then
5c8ef670 3152 check_cflags -mllvm -stack-alignment=16
06da6943 3153 check_cflags -Qunused-arguments
138132be
MR
3154elif enabled armcc; then
3155 # 2523: use of inline assembler is deprecated
bcafde61
MR
3156 add_cflags -W${armcc_opt},--diag_suppress=2523
3157 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3158 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3159 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3160 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3161 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3162elif enabled tms470; then
3163 add_cflags -pds=824 -pds=837
5f3b8314
MR
3164elif enabled pathscale; then
3165 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3166fi
3167
7483e694
DB
3168enabled_any $THREADS_LIST && enable threads
3169
3170check_deps $CONFIG_LIST \
b6bb00b0 3171 $CONFIG_EXTRA \
7483e694 3172 $HAVE_LIST \
54e75be4
DB
3173 $ALL_COMPONENTS \
3174 $ALL_TESTS \
f70f03f6 3175
3bfd582c 3176enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3177
be1a839c 3178! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3179 enabled_any $need_memalign && enable memalign_hack
3180
3e89171a 3181echo "install prefix $prefix"
f36958f8
DB
3182echo "source path $source_path"
3183echo "C compiler $cc"
f36958f8 3184echo "ARCH $arch ($cpu)"
ce8871c2
MR
3185if test "$build_suffix" != ""; then
3186 echo "build suffix $build_suffix"
eb94aca9 3187fi
ac63af34
DB
3188if test "$extra_version" != ""; then
3189 echo "version string suffix $extra_version"
3190fi
0db2ce77 3191echo "big-endian ${bigendian-no}"
e90f5b5a 3192echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3193if enabled x86; then
6348a96c 3194 echo "${yasmexe} ${yasm-no}"
0db2ce77 3195 echo "MMX enabled ${mmx-no}"
30e98e62 3196 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3197 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3198 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3199 echo "SSE enabled ${sse-no}"
30e98e62 3200 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3201 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3202 echo "CMOV enabled ${cmov-no}"
3203 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3204 echo "EBX available ${ebx_available-no}"
3205 echo "EBP available ${ebp_available-no}"
e41e8342 3206fi
5b6c2cbd