fate: Only generate tests/pixfmts.mak if some pixfmts fate test is run
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
DB
5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
79ab96ba
DB
11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
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
MR
54 exit 1
55fi
56
a77f01c7
MR
57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
MR
61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
DB
66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
06454877
MR
80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
06454877
MR
85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
06454877
MR
91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
3b327a4b
DB
96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
e28b7553
DB
106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
894682a9 111 --disable-avserver deprecated, does nothing
e28b7553
DB
112
113Component options:
114 --disable-doc do not build documentation
5a0f7131
MR
115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
06454877
MR
129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
70b348ec
DB
132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
3b327a4b
DB
138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
06454877
MR
141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
3b327a4b
DB
168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
06454877
MR
170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
06454877
MR
175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
1c0210c7 181 --enable-libbs2b enable bs2b DSP library [no]
e417d80d 182 --enable-libcdio enable audio CD grabbing with libcdio
06454877
MR
183 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
184 and libraw1394 [no]
c547e5ff 185 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 186 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 187 --enable-libfreetype enable libfreetype [no]
c547e5ff 188 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 189 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 190 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
becc3c62
MS
191 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
192 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
193 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 194 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
7c5ca546 195 --enable-libopus enable Opus de/encoding via libopus [no]
7c922411 196 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 197 --enable-librtmp enable RTMP[E] support via librtmp [no]
c547e5ff
DB
198 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
199 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 200 --enable-libtheora enable Theora encoding via libtheora [no]
718907cd 201 --enable-libtwolame enable MP2 encoding via libtwolame [no]
d89e738a 202 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 203 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 204 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 205 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 206 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 207 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 208 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 209 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 210 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
211 --enable-libxvid enable Xvid encoding via xvidcore,
212 native MPEG-4/Xvid encoder exists [no]
a060866f 213 --enable-openssl enable openssl [no]
45235ac4 214 --enable-x11grab enable X11 grabbing [no]
06454877
MR
215 --enable-zlib enable zlib [autodetect]
216
b3c6ee19
DB
217Toolchain options:
218 --arch=ARCH select architecture [$arch]
219 --cpu=CPU select the minimum required CPU (affects
220 instruction selection, may crash on older CPUs)
06454877
MR
221 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
222 --enable-cross-compile assume a cross-compiler is used
223 --sysroot=PATH root of cross-build tree
224 --sysinclude=PATH location of cross-build system headers
225 --target-os=OS compiler targets OS [$target_os]
226 --target-exec=CMD command to run executables on target
227 --target-path=DIR path to view of build directory on target
ba13606c 228 --target-samples=DIR path to samples directory on target
aeeb782c 229 --toolchain=NAME set tool defaults according to NAME
06454877 230 --nm=NM use nm tool
121d78d0 231 --ar=AR use archive tool AR [$ar_default]
06454877
MR
232 --as=AS use assembler AS [$as_default]
233 --cc=CC use C compiler CC [$cc_default]
193cdd9a 234 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 235 --ld=LD use linker LD
852c329a 236 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
390acbea 237 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
06454877
MR
238 --host-cc=HOSTCC use host C compiler HOSTCC
239 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 240 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 241 --host-ld=HOSTLD use host linker HOSTLD
06454877
MR
242 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
243 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 244 --host-os=OS compiler host OS [$target_os]
06454877
MR
245 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
246 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
bb0babd7 247 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
06454877
MR
248 --extra-libs=ELIBS add ELIBS [$ELIBS]
249 --extra-version=STRING version string suffix []
193cdd9a 250 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 251 --build-suffix=SUFFIX library name suffix []
3b327a4b 252 --enable-pic build position-independent code
193cdd9a 253 --enable-thumb compile for Thumb instruction set
b3c6ee19
DB
254 --enable-lto use link-time optimization
255
256Advanced options (experts only):
257 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
3b327a4b 258 --disable-symver disable symbol versioning
3b327a4b
DB
259 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
260 --disable-safe-bitstream-reader
261 disable buffer boundary checking in bitreaders
262 (faster, but may crash)
263 --enable-memalign-hack emulate memalign, interferes with memory debuggers
b3c6ee19 264 --enable-sram allow use of on-chip SRAM
3b327a4b
DB
265
266Optimization options (experts only):
463a7cde 267 --disable-asm disable all assembly optimizations
06454877
MR
268 --disable-altivec disable AltiVec optimizations
269 --disable-amd3dnow disable 3DNow! optimizations
270 --disable-amd3dnowext disable 3DNow! extended optimizations
271 --disable-mmx disable MMX optimizations
239fdf1b 272 --disable-mmxext disable MMXEXT optimizations
06454877 273 --disable-sse disable SSE optimizations
50cd43f2
DB
274 --disable-sse2 disable SSE2 optimizations
275 --disable-sse3 disable SSE3 optimizations
06454877 276 --disable-ssse3 disable SSSE3 optimizations
50cd43f2
DB
277 --disable-sse4 disable SSE4 optimizations
278 --disable-sse42 disable SSE4.2 optimizations
87f1355f 279 --disable-avx disable AVX optimizations
10b0161d 280 --disable-xop disable XOP optimizations
1b932eb1 281 --disable-fma3 disable FMA3 optimizations
79687079 282 --disable-fma4 disable FMA4 optimizations
4d6ee072 283 --disable-avx2 disable AVX2 optimizations
06454877
MR
284 --disable-armv5te disable armv5te optimizations
285 --disable-armv6 disable armv6 optimizations
286 --disable-armv6t2 disable armv6t2 optimizations
b3267559 287 --disable-vfp disable VFP optimizations
5ea20630 288 --disable-neon disable NEON optimizations
463a7cde
DB
289 --disable-inline-asm disable use of inline assembly
290 --disable-yasm disable use of nasm/yasm assembly
06454877 291
070c5d0f 292Developer options (useful when working on Libav itself):
06454877
MR
293 --disable-debug disable debugging symbols
294 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
295 --disable-optimizations disable compiler optimizations
296 --enable-extra-warnings enable more compiler warnings
52b3cc60 297 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 298 \$LIBAV_SAMPLES at make invocation time.
44a0a98f
MS
299 --enable-neon-clobber-test check NEON registers for clobbering (should be
300 used only for debugging purposes)
7e4d9d5d
RB
301 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
302 should be used only for debugging purposes)
154caa67
MR
303 --enable-random randomly enable/disable components
304 --disable-random
305 --enable-random=LIST randomly enable/disable specific components or
306 --disable-random=LIST component groups. LIST is a comma-separated list
307 of NAME[:PROB] entries where NAME is a component
308 (group) and PROB the probability associated with
309 NAME (default 0.5).
310 --random-seed=VALUE seed value for --enable/disable-random
06454877
MR
311
312NOTE: Object files are built at the place where configure is launched.
313EOF
60e8bc13 314 exit 0
74c53c2d 315}
cf9d24ad 316
0884fadf
MR
317quotes='""'
318
57bd82d4 319log(){
2270b4b2 320 echo "$@" >> $logfile
57bd82d4
MR
321}
322
720c69da 323log_file(){
c8e9f801 324 log BEGIN $1
2270b4b2 325 pr -n -t $1 >> $logfile
c8e9f801
MR
326 log END $1
327}
328
2ba042a7 329echolog(){
c8e9f801 330 log "$@"
57bd82d4 331 echo "$@"
2ba042a7
MR
332}
333
7bfc8ae6
MR
334warn(){
335 log "WARNING: $*"
336 WARNINGS="${WARNINGS}WARNING: $*\n"
337}
338
2ba042a7
MR
339die(){
340 echolog "$@"
341 cat <<EOF
d326cf7f 342
2ba042a7 343If you think configure made a mistake, make sure you are using the latest
4a6a21f5 344version from Git. If the latest version fails, report the problem to the
5045f6bd 345libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 346EOF
e155a21a 347 if disabled logging; then
2ba042a7 348 cat <<EOF
e155a21a
DB
349Rerun configure with logging enabled (do not use --disable-logging), and
350include the log this produces with your report.
2ba042a7
MR
351EOF
352 else
f69f51b3 353 cat <<EOF
e155a21a
DB
354Include the log file "$logfile" produced by configure as this will help
355solving the problem.
2ba042a7
MR
356EOF
357 fi
57bd82d4
MR
358 exit 1
359}
360
6c6007d6 361# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 362toupper(){
6c6007d6 363 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
364}
365
4a5444db 366tolower(){
6c6007d6 367 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
368}
369
14a8acf1
MR
370c_escape(){
371 echo "$*" | sed 's/["\\]/\\\0/g'
372}
373
b04251c5
MR
374sh_quote(){
375 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 376 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
377 echo "$v"
378}
379
bb7a22b5
MR
380cleanws(){
381 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
382}
383
be8f2501
MR
384filter(){
385 pat=$1
386 shift
387 for v; do
98ef6079 388 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
389 done
390}
391
9d201b26
MR
392filter_out(){
393 pat=$1
394 shift
395 for v; do
396 eval "case $v in $pat) ;; *) echo $v ;; esac"
397 done
398}
399
36e2dea0
MR
400map(){
401 m=$1
402 shift
e0e335a0 403 for v; do eval $m; done
36e2dea0
MR
404}
405
43b73d59
DB
406add_suffix(){
407 suffix=$1
408 shift
409 for v; do echo ${v}${suffix}; done
410}
411
a8d04fba
MR
412set_all(){
413 value=$1
414 shift
415 for var in $*; do
416 eval $var=$value
417 done
418}
419
72a43668
MR
420set_weak(){
421 value=$1
422 shift
423 for var; do
424 eval : \${$var:=$value}
425 done
426}
427
f868b24d
DB
428sanitize_var_name(){
429 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
430}
431
3f8040db
MR
432set_safe(){
433 var=$1
434 shift
f868b24d 435 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
436}
437
438get_safe(){
f868b24d 439 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
440}
441
799c9e9b 442pushvar(){
4d810ad2
MS
443 for pvar in $*; do
444 eval level=\${${pvar}_level:=0}
445 eval ${pvar}_${level}="\$$pvar"
446 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
447 done
448}
449
450popvar(){
4d810ad2
MS
451 for pvar in $*; do
452 eval level=\${${pvar}_level:-0}
799c9e9b
MR
453 test $level = 0 && continue
454 eval level=$(($level-1))
4d810ad2
MS
455 eval $pvar="\${${pvar}_${level}}"
456 eval ${pvar}_level=$level
457 eval unset ${pvar}_${level}
799c9e9b
MR
458 done
459}
460
a8d04fba
MR
461enable(){
462 set_all yes $*
463}
464
465disable(){
466 set_all no $*
467}
468
72a43668
MR
469enable_weak(){
470 set_weak yes $*
471}
472
473disable_weak(){
474 set_weak no $*
475}
476
72702705 477enable_safe(){
fd07f803
MR
478 for var; do
479 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
480 done
72702705
MR
481}
482
483disable_safe(){
fd07f803
MR
484 for var; do
485 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
486 done
72702705
MR
487}
488
f9d328da
MR
489do_enable_deep(){
490 for var; do
491 enabled $var && continue
492 eval sel="\$${var}_select"
c510c7b5
MR
493 eval sgs="\$${var}_suggest"
494 pushvar var sgs
f9d328da 495 enable_deep $sel
c510c7b5
MR
496 popvar sgs
497 enable_deep_weak $sgs
f9d328da
MR
498 popvar var
499 done
500}
501
502enable_deep(){
503 do_enable_deep $*
504 enable $*
505}
506
72a43668 507enable_deep_weak(){
ffb068ce
MS
508 for var; do
509 disabled $var && continue
510 pushvar var
511 do_enable_deep $var
512 popvar var
513 enable_weak $var
514 done
72a43668
MR
515}
516
57bd82d4 517enabled(){
3250003c
MR
518 test "${1#!}" = "$1" && op== || op=!=
519 eval test "x\$${1#!}" $op "xyes"
44161118
MR
520}
521
37970ebf 522disabled(){
3250003c
MR
523 test "${1#!}" = "$1" && op== || op=!=
524 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
525}
526
44161118
MR
527enabled_all(){
528 for opt; do
529 enabled $opt || return 1
530 done
531}
532
85bca2c5
DB
533disabled_all(){
534 for opt; do
535 disabled $opt || return 1
536 done
537}
538
44161118
MR
539enabled_any(){
540 for opt; do
541 enabled $opt && return 0
542 done
543}
544
85bca2c5
DB
545disabled_any(){
546 for opt; do
547 disabled $opt && return 0
548 done
f7b230a7 549 return 1
85bca2c5
DB
550}
551
c9d19248
MR
552set_default(){
553 for opt; do
88268e94 554 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
555 done
556}
557
4a0d6686
AJ
558is_in(){
559 value=$1
560 shift
561 for var in $*; do
562 [ $var = $value ] && return 0
563 done
564 return 1
565}
566
d4f8cecc 567do_check_deps(){
30fd06be 568 for cfg; do
3250003c 569 cfg="${cfg#!}"
799c9e9b
MR
570 enabled ${cfg}_checking && die "Circular dependency for $cfg."
571 disabled ${cfg}_checking && continue
572 enable ${cfg}_checking
d4f8cecc 573 append allopts $cfg
799c9e9b 574
30fd06be
MR
575 eval dep_all="\$${cfg}_deps"
576 eval dep_any="\$${cfg}_deps_any"
7ef3425f 577 eval dep_sel="\$${cfg}_select"
c510c7b5 578 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
579 eval dep_ifa="\$${cfg}_if"
580 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 581
3d7453e0 582 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 583 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 584 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 585
3d7453e0
MR
586 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
587 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
588 enabled_all $dep_all || disable $cfg
589 enabled_any $dep_any || disable $cfg
7ef3425f 590 disabled_any $dep_sel && disable $cfg
799c9e9b 591
4ec45764 592 if enabled $cfg; then
f9d328da 593 enable_deep $dep_sel
c510c7b5 594 enable_deep_weak $dep_sgs
4ec45764
RP
595 fi
596
799c9e9b 597 disable ${cfg}_checking
30fd06be
MR
598 done
599}
600
d4f8cecc
MR
601check_deps(){
602 unset allopts
603
604 do_check_deps "$@"
605
606 for cfg in $allopts; do
607 enabled $cfg || continue
608 eval dep_extralibs="\$${cfg}_extralibs"
609 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
610 done
611}
612
44161118
MR
613print_config(){
614 pfx=$1
72cfcf41
MR
615 files=$2
616 shift 2
f454e879
MR
617 map 'eval echo "$v \${$v:-no}"' "$@" |
618 awk "BEGIN { split(\"$files\", files) }
619 {
620 c = \"$pfx\" toupper(\$1);
621 v = \$2;
622 sub(/yes/, 1, v);
623 sub(/no/, 0, v);
624 for (f in files) {
625 file = files[f];
626 if (file ~ /\\.h\$/) {
627 printf(\"#define %s %d\\n\", c, v) >>file;
628 } else if (file ~ /\\.asm\$/) {
629 printf(\"%%define %s %d\\n\", c, v) >>file;
630 } else if (file ~ /\\.mak\$/) {
d16c4aeb 631 n = -v ? \"\" : \"!\";
f454e879
MR
632 printf(\"%s%s=yes\\n\", n, c) >>file;
633 }
634 }
635 }"
57bd82d4
MR
636}
637
31c0121d 638print_enabled(){
31c0121d
MR
639 suf=$1
640 shift
641 for v; do
9eda2a85 642 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
643 done
644}
645
57bd82d4
MR
646append(){
647 var=$1
648 shift
57bd82d4
MR
649 eval "$var=\"\$$var $*\""
650}
651
60361817
MR
652prepend(){
653 var=$1
654 shift
655 eval "$var=\"$* \$$var\""
656}
657
44951174
JG
658unique(){
659 var=$1
660 uniq_list=""
661 for tok in $(eval echo \$$var); do
662 uniq_list="$(filter_out $tok $uniq_list) $tok"
663 done
664 eval "$var=\"${uniq_list}\""
665}
666
50a334e4 667add_cppflags(){
cd52ec95 668 append CPPFLAGS "$@"
50a334e4
MR
669}
670
57bd82d4 671add_cflags(){
01d31e16 672 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
673}
674
2f2e6c7c 675add_asflags(){
01d31e16 676 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
677}
678
57bd82d4 679add_ldflags(){
64933b6c 680 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
681}
682
bb0babd7
LB
683add_ldexeflags(){
684 append LDEXEFLAGS $($ldflags_filter "$@")
685}
686
0673ede9
VG
687add_stripflags(){
688 append STRIPFLAGS "$@"
689}
690
57bd82d4 691add_extralibs(){
64933b6c 692 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
693}
694
4cc4b33f
DB
695add_host_cppflags(){
696 append host_cppflags "$@"
697}
698
6c3fa06a
MR
699add_host_cflags(){
700 append host_cflags $($host_cflags_filter "$@")
701}
702
703add_host_ldflags(){
704 append host_ldflags $($host_ldflags_filter "$@")
705}
706
84e65c76
MR
707add_compat(){
708 append compat_objs $1
709 shift
710 map 'add_cppflags -D$v' "$@"
711}
712
b0cfb663 713check_cmd(){
b3cb5d51 714 log "$@"
2270b4b2 715 "$@" >> $logfile 2>&1
b0cfb663
MR
716}
717
b2704a65
MR
718cc_o(){
719 eval printf '%s\\n' $CC_O
720}
721
18031c49
MR
722cc_e(){
723 eval printf '%s\\n' $CC_E
724}
725
dcd479c0 726check_cc(){
57bd82d4 727 log check_cc "$@"
2270b4b2 728 cat > $TMPC
720c69da 729 log_file $TMPC
23565c26 730 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
731}
732
733check_cpp(){
734 log check_cpp "$@"
2270b4b2 735 cat > $TMPC
720c69da 736 log_file $TMPC
18031c49 737 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
738}
739
df0d6341
MR
740as_o(){
741 eval printf '%s\\n' $AS_O
742}
743
f65883c8
MR
744check_as(){
745 log check_as "$@"
7fd90119
MR
746 cat > $TMPS
747 log_file $TMPS
748 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
749}
750
575db883
DB
751check_inline_asm(){
752 log check_inline_asm "$@"
940f335a 753 name="$1"
3784e82e 754 code="$2"
940f335a 755 shift 2
49214f61 756 disable $name
7fd90119 757 check_cc "$@" <<EOF && enable $name
3784e82e 758void foo(void){ __asm__ volatile($code); }
940f335a
MR
759EOF
760}
761
c6ebc9fa
MR
762check_insn(){
763 log check_insn "$@"
764 check_inline_asm ${1}_inline "\"$2\""
765 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
766}
767
304d586d
LM
768check_yasm(){
769 log check_yasm "$@"
770 echo "$1" > $TMPS
771 log_file $TMPS
772 shift 1
773 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
774}
775
29b64b68
MR
776ld_o(){
777 eval printf '%s\\n' $LD_O
778}
779
dcd479c0 780check_ld(){
57bd82d4 781 log check_ld "$@"
66a1ccd7
MR
782 flags=$(filter_out '-l*' "$@")
783 libs=$(filter '-l*' "$@")
01d31e16 784 check_cc $($cflags_filter $flags) || return
64933b6c
MR
785 flags=$($ldflags_filter $flags)
786 libs=$($ldflags_filter $libs)
29b64b68 787 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
788}
789
52ccc4a0
DB
790print_include(){
791 hdr=$1
792 test "${hdr%.h}" = "${hdr}" &&
793 echo "#include $hdr" ||
794 echo "#include <$hdr>"
795}
796
5adc829e
MR
797check_code(){
798 log check_code "$@"
799 check=$1
800 headers=$2
801 code=$3
802 shift 3
803 {
804 for hdr in $headers; do
52ccc4a0 805 print_include $hdr
5adc829e
MR
806 done
807 echo "int main(void) { $code; return 0; }"
808 } | check_$check "$@"
809}
810
50a334e4
MR
811check_cppflags(){
812 log check_cppflags "$@"
caf458dd 813 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
814int x;
815EOF
816}
817
23157d72
DB
818test_cflags(){
819 log test_cflags "$@"
01d31e16 820 set -- $($cflags_filter "$@")
23157d72 821 check_cc "$@" <<EOF
dcd479c0
MR
822int x;
823EOF
824}
825
23157d72
DB
826check_cflags(){
827 log check_cflags "$@"
828 test_cflags "$@" && add_cflags "$@"
829}
830
2ed46eea
MR
831test_ldflags(){
832 log test_ldflags "$@"
833 check_ld "$@" <<EOF
c23a0ac8 834int main(void){ return 0; }
dcd479c0
MR
835EOF
836}
837
2ed46eea
MR
838check_ldflags(){
839 log check_ldflags "$@"
840 test_ldflags "$@" && add_ldflags "$@"
841}
842
0673ede9
VG
843test_stripflags(){
844 log test_stripflags "$@"
845 # call check_cc to get a fresh TMPO
846 check_cc <<EOF
847int main(void) { return 0; }
848EOF
849 check_cmd $strip $STRIPFLAGS "$@" $TMPO
850}
851
852check_stripflags(){
853 log check_stripflags "$@"
854 test_stripflags "$@" && add_stripflags "$@"
855}
856
dcd479c0 857check_header(){
57bd82d4 858 log check_header "$@"
dcd479c0
MR
859 header=$1
860 shift
b77df637
MR
861 disable_safe $header
862 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
863#include <$header>
864int x;
865EOF
866}
867
868check_func(){
57bd82d4 869 log check_func "$@"
dcd479c0
MR
870 func=$1
871 shift
d8bc5f06
MR
872 disable $func
873 check_ld "$@" <<EOF && enable $func
dcd479c0 874extern int $func();
c23a0ac8 875int main(void){ $func(); }
dcd479c0
MR
876EOF
877}
878
645d2652 879check_mathfunc(){
6b73c0ae 880 log check_mathfunc "$@"
645d2652 881 func=$1
1aa07aa2
MR
882 narg=$2
883 shift 2
884 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
885 disable $func
886 check_ld "$@" <<EOF && enable $func
887#include <math.h>
1aa07aa2 888float foo(float f, float g) { return $func($args); }
33bd38db 889int main(void){ return 0; }
645d2652
MR
890EOF
891}
892
2446d3d6
DB
893check_func_headers(){
894 log check_func_headers "$@"
f8d7b072 895 headers=$1
edaf1ae2 896 funcs=$2
f8d7b072 897 shift 2
edaf1ae2
MR
898 {
899 for hdr in $headers; do
52ccc4a0 900 print_include $hdr
edaf1ae2
MR
901 done
902 for func in $funcs; do
903 echo "long check_$func(void) { return (long) $func; }"
904 done
905 echo "int main(void) { return 0; }"
906 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
907}
908
a5344cf7
SS
909check_cpp_condition(){
910 log check_cpp_condition "$@"
911 header=$1
912 condition=$2
f855b7b9 913 shift 2
cd52ec95 914 check_cpp "$@" <<EOF
a5344cf7
SS
915#include <$header>
916#if !($condition)
917#error "unsatisfied condition: $condition"
918#endif
919EOF
920}
921
57bd82d4
MR
922check_lib(){
923 log check_lib "$@"
924 header="$1"
925 func="$2"
926 shift 2
84400e9d 927 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
928}
929
f8d7b072
MR
930check_lib2(){
931 log check_lib2 "$@"
932 headers="$1"
edaf1ae2 933 funcs="$2"
f8d7b072 934 shift 2
edaf1ae2 935 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
936}
937
3f8040db
MR
938check_pkg_config(){
939 log check_pkg_config "$@"
940 pkg="$1"
941 headers="$2"
942 funcs="$3"
943 shift 3
7f9e893f 944 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
945 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
946 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
947 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
948 set_safe ${pkg}_cflags $pkg_cflags &&
949 set_safe ${pkg}_libs $pkg_libs
950}
951
dcd479c0 952check_exec(){
2270b4b2 953 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
954}
955
7dfef245 956check_exec_crash(){
5e622c40 957 code=$(cat)
7dfef245
MR
958
959 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
960 # are safe but may not be available everywhere. Thus we use
961 # raise(SIGTERM) instead. The check is run in a subshell so we
962 # can redirect the "Terminated" message from the shell. SIGBUS
963 # is not defined by standard C so it is used conditionally.
964
2270b4b2 965 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
966#include <signal.h>
967static void sighandler(int sig){
968 raise(SIGTERM);
969}
692dd8ed
MR
970int foo(void){
971 $code
972}
9495cd17 973int (*func_ptr)(void) = foo;
e5af4a11 974int main(void){
7dfef245
MR
975 signal(SIGILL, sighandler);
976 signal(SIGFPE, sighandler);
977 signal(SIGSEGV, sighandler);
978#ifdef SIGBUS
979 signal(SIGBUS, sighandler);
980#endif
9495cd17 981 return func_ptr();
7dfef245
MR
982}
983EOF
984}
985
72be9e73
DY
986check_type(){
987 log check_type "$@"
988 headers=$1
989 type=$2
990 shift 2
ae550ce9 991 disable_safe "$type"
5adc829e 992 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
993}
994
14d36751 995check_struct(){
813b82b9 996 log check_struct "$@"
14d36751
MR
997 headers=$1
998 struct=$2
999 member=$3
1000 shift 3
1001 disable_safe "${struct}_${member}"
5adc829e
MR
1002 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1003 enable_safe "${struct}_${member}"
14d36751
MR
1004}
1005
9c7d85b3
DB
1006check_builtin(){
1007 log check_builtin "$@"
1008 name=$1
1009 headers=$2
1010 builtin=$3
1011 shift 3
1012 disable "$name"
1013 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1014}
1015
e854b8f9
AK
1016check_compile_assert(){
1017 log check_compile_assert "$@"
1018 name=$1
1019 headers=$2
1020 condition=$3
1021 shift 3
1022 disable "$name"
1023 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1024}
1025
57bd82d4
MR
1026require(){
1027 name="$1"
1028 header="$2"
1029 func="$3"
1030 shift 3
1031 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1032}
1033
f8d7b072
MR
1034require2(){
1035 name="$1"
1036 headers="$2"
1037 func="$3"
1038 shift 3
1039 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1040}
1041
3f8040db
MR
1042require_pkg_config(){
1043 pkg="$1"
1044 check_pkg_config "$@" || die "ERROR: $pkg not found"
1045 add_cflags $(get_safe ${pkg}_cflags)
1046 add_extralibs $(get_safe ${pkg}_libs)
1047}
1048
27565164
DB
1049hostcc_e(){
1050 eval printf '%s\\n' $HOSTCC_E
1051}
1052
ae43c4c0
MR
1053hostcc_o(){
1054 eval printf '%s\\n' $HOSTCC_O
1055}
1056
f0125de9
MR
1057check_host_cc(){
1058 log check_host_cc "$@"
1059 cat > $TMPC
1060 log_file $TMPC
ae43c4c0 1061 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1062}
1063
27565164
DB
1064check_host_cpp(){
1065 log check_host_cpp "$@"
1066 cat > $TMPC
1067 log_file $TMPC
1068 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1069}
1070
4cc4b33f
DB
1071check_host_cppflags(){
1072 log check_host_cppflags "$@"
1073 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1074int x;
1075EOF
1076}
1077
f0125de9
MR
1078check_host_cflags(){
1079 log check_host_cflags "$@"
6c3fa06a 1080 set -- $($host_cflags_filter "$@")
f0125de9
MR
1081 check_host_cc "$@" <<EOF && append host_cflags "$@"
1082int x;
1083EOF
1084}
1085
27565164
DB
1086check_host_cpp_condition(){
1087 log check_host_cpp_condition "$@"
1088 header=$1
1089 condition=$2
1090 shift 2
1091 check_host_cpp "$@" <<EOF
1092#include <$header>
1093#if !($condition)
1094#error "unsatisfied condition: $condition"
1095#endif
1096EOF
1097}
1098
c505dd31
MR
1099apply(){
1100 file=$1
1101 shift
1102 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1103}
1104
c34681df 1105cp_if_changed(){
5e27ec28
MR
1106 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1107 mkdir -p "$(dirname $2)"
4ebc6a74 1108 $cp_f "$1" "$2"
c34681df
MR
1109}
1110
dcd61286
DB
1111# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1112# system-dependent things.
1113
4a0d6686
AJ
1114COMPONENT_LIST="
1115 bsfs
1116 decoders
1117 demuxers
1118 encoders
3cde40aa 1119 filters
5666fd73 1120 hwaccels
c552605c 1121 indevs
4a0d6686 1122 muxers
c552605c 1123 outdevs
4a0d6686
AJ
1124 parsers
1125 protocols
1126"
1127
ab81f24a 1128EXAMPLE_LIST="
b339182e 1129 avcodec_example
e7dfaf16 1130 filter_audio_example
b339182e 1131 metadata_example
ab81f24a 1132 output_example
10421bcf 1133 transcode_aac_example
ab81f24a
DB
1134"
1135
3fc09b00
MR
1136EXTERNAL_LIBRARY_LIST="
1137 avisynth
1138 bzlib
1139 frei0r
1140 gnutls
1c0210c7 1141 libbs2b
3fc09b00
MR
1142 libcdio
1143 libdc1394
1144 libfaac
1145 libfdk_aac
f1b239ec 1146 libfontconfig
3fc09b00
MR
1147 libfreetype
1148 libgsm
1149 libilbc
1150 libmp3lame
1151 libopencore_amrnb
1152 libopencore_amrwb
1153 libopencv
1154 libopenjpeg
1155 libopus
1156 libpulse
1157 librtmp
1158 libschroedinger
1159 libspeex
1160 libtheora
718907cd 1161 libtwolame
3fc09b00
MR
1162 libvo_aacenc
1163 libvo_amrwbenc
1164 libvorbis
1165 libvpx
84d3ff50 1166 libwavpack
be7c3231 1167 libwebp
3fc09b00 1168 libx264
50ea9315 1169 libx265
3fc09b00
MR
1170 libxavs
1171 libxvid
1172 openssl
1173 x11grab
1174 zlib
1175"
1176
d0adf55c
DB
1177FEATURE_LIST="
1178 gray
1179 hardcoded_tables
1180 runtime_cpudetect
1181 safe_bitstream_reader
1182 shared
1183 small
1184 sram
1185 static
1186 swscale_alpha
1187"
1188
70b348ec
DB
1189HWACCEL_LIST="
1190 dxva2
1191 vaapi
1192 vda
1193 vdpau
1194"
7caf48e0 1195
d89f2fa9
DB
1196LIBRARY_LIST="
1197 avcodec
1198 avdevice
1199 avfilter
1200 avformat
1201 avresample
1202 avutil
1203 swscale
1204"
1205
d0adf55c
DB
1206LICENSE_LIST="
1207 gpl
1208 nonfree
1209 version3
1210"
1211
055c61b8
DB
1212PROGRAM_LIST="
1213 avconv
1214 avplay
1215 avprobe
055c61b8
DB
1216"
1217
d0adf55c 1218SUBSYSTEM_LIST="
7f3f5f46 1219 dct
4da3f410 1220 doc
0b499c9b 1221 error_resilience
1848f7d9 1222 fft
b781cc12 1223 lsp
2a91ada8 1224 lzo
47a158cb 1225 mdct
d0adf55c
DB
1226 network
1227 rdft
1228"
1229
1230CONFIG_LIST="
1231 $COMPONENT_LIST
1232 $EXAMPLE_LIST
1233 $EXTERNAL_LIBRARY_LIST
1234 $FEATURE_LIST
1235 $HWACCEL_LIST
1236 $LICENSE_LIST
1237 $LIBRARY_LIST
1238 $PROGRAM_LIST
1239 $SUBSYSTEM_LIST
c88f5d72 1240 memalign_hack
44a0a98f 1241 neon_clobber_test
8a3c8627 1242 pic
7caf48e0 1243 pod2man
f187557a 1244 texi2html
8986fddc 1245 thumb
7e4d9d5d 1246 xmm_clobber_test
4a0d6686 1247"
c88f5d72 1248
7caf48e0 1249THREADS_LIST="
8eee7025
DB
1250 pthreads
1251 w32threads
7caf48e0 1252"
8eee7025 1253
7caf48e0 1254ATOMICS_LIST="
f9f6402e 1255 atomics_gcc
f9f6402e 1256 atomics_suncc
93e65e9a 1257 atomics_win32
7caf48e0 1258"
f9f6402e 1259
7caf48e0 1260ARCH_LIST="
5873b623 1261 aarch64
3f5b56e5 1262 alpha
a2fc0f6a 1263 arm
fdcd782d
MR
1264 avr32
1265 avr32_ap
1266 avr32_uc
3f5b56e5
MR
1267 bfin
1268 ia64
1269 m68k
1270 mips
bae3abb0 1271 mips64
3f5b56e5 1272 parisc
79cb09b2 1273 ppc
34d11b87 1274 ppc64
3f5b56e5
MR
1275 s390
1276 sh4
1277 sparc
1278 sparc64
c75848cd
DB
1279 tilegx
1280 tilepro
0844bae1 1281 tomi
3f5b56e5
MR
1282 x86
1283 x86_32
1284 x86_64
7caf48e0 1285"
3f5b56e5 1286
7caf48e0 1287ARCH_EXT_LIST_ARM="
81dfa21e
MR
1288 armv5te
1289 armv6
1290 armv6t2
8675bcb0 1291 armv8
81dfa21e 1292 neon
b3267559 1293 vfp
81dfa21e 1294 vfpv3
7caf48e0 1295"
81dfa21e 1296
7caf48e0 1297ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1298 amd3dnow
a1ef9f08 1299 amd3dnowext
50cd43f2 1300 avx
4d6ee072 1301 avx2
1b932eb1 1302 fma3
50cd43f2
DB
1303 fma4
1304 mmx
1305 mmxext
1306 sse
1307 sse2
1308 sse3
1309 sse4
1310 sse42
1311 ssse3
7caf48e0
DB
1312 xop
1313"
50cd43f2 1314
7a650caf
DB
1315ARCH_EXT_LIST_PPC="
1316 altivec
1317 dcbzl
1318 ldbrx
1319 ppc4xx
1320"
1321
84bf8817
DB
1322ARCH_EXT_LIST_X86="
1323 $ARCH_EXT_LIST_X86_SIMD
1324 cpunop
1325 i686
1326"
1327
50cd43f2 1328ARCH_EXT_LIST="
81dfa21e 1329 $ARCH_EXT_LIST_ARM
7a650caf 1330 $ARCH_EXT_LIST_PPC
50cd43f2 1331 $ARCH_EXT_LIST_X86
7a650caf
DB
1332 loongson
1333 vis
50cd43f2 1334"
3f5b56e5 1335
7a650caf
DB
1336ARCH_FEATURES="
1337 aligned_stack
1338 fast_64bit
1339 fast_clz
1340 fast_cmov
1341 local_aligned_8
1342 local_aligned_16
eba2233b 1343 simd_align_16
7a650caf
DB
1344"
1345
1346BUILTIN_LIST="
1347 atomic_cas_ptr
1348 machine_rw_barrier
1349 MemoryBarrier
1350 mm_empty
1351 rdtsc
1352 sync_val_compare_and_swap
1353"
7caf48e0 1354HAVE_LIST_CMDLINE="
fd712a55
DB
1355 inline_asm
1356 symver
1357 yasm
7caf48e0 1358"
fd712a55 1359
7caf48e0 1360HAVE_LIST_PUB="
a3e02a8c 1361 bigendian
d268eee9 1362 fast_unaligned
7caf48e0 1363"
a3e02a8c 1364
7a650caf
DB
1365HEADERS_LIST="
1366 alsa_asoundlib_h
1367 altivec_h
1368 arpa_inet_h
1369 cdio_paranoia_h
1370 cdio_paranoia_paranoia_h
1371 dev_bktr_ioctl_bt848_h
1372 dev_bktr_ioctl_meteor_h
1373 dev_ic_bt8xx_h
1374 dev_video_bktr_ioctl_bt848_h
1375 dev_video_meteor_ioctl_meteor_h
1376 direct_h
1377 dlfcn_h
1378 dxva_h
1379 gsm_h
1380 io_h
1381 mach_mach_time_h
1382 machine_ioctl_bt848_h
1383 machine_ioctl_meteor_h
1384 malloc_h
1385 poll_h
1386 sndio_h
1387 soundcard_h
1388 sys_mman_h
1389 sys_param_h
1390 sys_resource_h
1391 sys_select_h
1392 sys_soundcard_h
1393 sys_time_h
1394 sys_un_h
1395 sys_videoio_h
1396 unistd_h
1397 windows_h
1398 winsock2_h
1399"
1400
d45ebd48
JG
1401INTRINSICS_LIST="
1402 intrinsics_neon
1403"
1404
79042ab3 1405MATH_FUNCS="
fab0a8b2
MR
1406 atanf
1407 atan2f
79042ab3 1408 cbrtf
fab0a8b2 1409 cosf
79042ab3
DB
1410 exp2
1411 exp2f
fab0a8b2 1412 expf
79042ab3
DB
1413 isinf
1414 isnan
fab0a8b2 1415 ldexpf
79042ab3
DB
1416 llrint
1417 llrintf
1418 log2
1419 log2f
fab0a8b2 1420 log10f
79042ab3
DB
1421 lrint
1422 lrintf
fab0a8b2 1423 powf
79042ab3
DB
1424 rint
1425 round
1426 roundf
fab0a8b2 1427 sinf
79042ab3
DB
1428 trunc
1429 truncf
1430"
1431
7a650caf 1432SYSTEM_FUNCS="
be1a839c 1433 aligned_malloc
ecf97f22 1434 closesocket
15caccb9 1435 CommandLineToArgvW
a61c2115 1436 CoTaskMemFree
1093383d 1437 CryptGenRandom
c88f5d72 1438 dlopen
534a2231 1439 fcntl
e854b8f9 1440 flt_lim
9d99cc5a 1441 fork
84882df6 1442 getaddrinfo
da9e86f8 1443 gethrtime
667fb97a 1444 getopt
02e8f427 1445 GetProcessAffinityMask
fc5607f8 1446 GetProcessMemoryInfo
4e68cb8a 1447 GetProcessTimes
66be5b45 1448 getrusage
c3e73100 1449 getservbyport
7caf48e0 1450 GetSystemTimeAsFileTime
61183b5a 1451 gettimeofday
2e1913b1 1452 inet_aton
abfc8d05 1453 isatty
8772997d 1454 jack_port_get_latency_range
a5b64584 1455 localtime_r
c708b540 1456 mach_absolute_time
73f6d31e 1457 MapViewOfFile
c88f5d72 1458 memalign
6ffa87d3 1459 mkstemp
0328b9ea 1460 mmap
e98b02de 1461 mprotect
d3d3a32c 1462 nanosleep
1f91cdce 1463 posix_memalign
ea4d5f48 1464 sched_getaffinity
7e6a11bc 1465 SetConsoleTextAttribute
b507ebd1 1466 setmode
3e0b1c9a 1467 setrlimit
d3d3a32c 1468 Sleep
87958234 1469 strerror_r
6379900c 1470 strptime
7a650caf
DB
1471 sysconf
1472 sysctl
1473 usleep
1474 VirtualAlloc
1475"
1476
1477TOOLCHAIN_FEATURES="
896a5bff 1478 as_dn_directive
d5a55981 1479 as_func
7a650caf
DB
1480 asm_mod_q
1481 attribute_may_alias
1482 attribute_packed
1483 ebp_available
1484 ebx_available
1485 gnu_as
1486 ibm_asm
1487 inline_asm_labels
1488 pragma_deprecated
1489 symver_asm_label
1490 symver_gnu_asm
1491 vfp_args
1492 xform_asm
1493 xmm_clobbers
1494"
1495
1496TYPES_LIST="
1497 socklen_t
c0018613 1498 struct_addrinfo
75d339e0
MS
1499 struct_group_source_req
1500 struct_ip_mreq_source
b4d68544 1501 struct_ipv6_mreq
cdee08e3 1502 struct_pollfd
3e0b1c9a 1503 struct_rusage_ru_maxrss
b4d68544 1504 struct_sockaddr_in6
3b2372bf 1505 struct_sockaddr_sa_len
33a4dbdd 1506 struct_sockaddr_storage
a6a4793d 1507 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1508"
1509
1510HAVE_LIST="
1511 $ARCH_EXT_LIST
1512 $(add_suffix _external $ARCH_EXT_LIST)
1513 $(add_suffix _inline $ARCH_EXT_LIST)
1514 $ARCH_FEATURES
1515 $ATOMICS_LIST
1516 $BUILTIN_LIST
1517 $HAVE_LIST_CMDLINE
1518 $HAVE_LIST_PUB
1519 $HEADERS_LIST
d45ebd48 1520 $INTRINSICS_LIST
7a650caf
DB
1521 $MATH_FUNCS
1522 $SYSTEM_FUNCS
1523 $THREADS_LIST
1524 $TOOLCHAIN_FEATURES
1525 $TYPES_LIST
1526 atomics_native
1527 dos_paths
a61c2115 1528 dxva2_lib
7a650caf
DB
1529 libc_msvcrt
1530 libdc1394_1
1531 libdc1394_2
1532 sdl
b265431e 1533 threads
7671dd7c 1534 vdpau_x11
7671dd7c 1535 xlib
0cb78cef 1536"
44161118 1537
511cf612 1538# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1539CONFIG_EXTRA="
87849592 1540 aandcttables
bfe9f48a 1541 ac3dsp
aa11cb79 1542 audio_frame_queue
9a9e2f1c 1543 audiodsp
e74433a8 1544 blockdsp
c67b449b 1545 bswapdsp
8ef33497 1546 cabac
f6ee61fb 1547 dvprofile
a9aee08d 1548 fdctdsp
bfe9f48a 1549 gcrypt
478fd534 1550 golomb
9cad0e4e 1551 gplv3
0338c396 1552 h263dsp
478fd534
DB
1553 h264chroma
1554 h264dsp
1555 h264pred
915a2a0a 1556 h264qpel
68d8238c 1557 hpeldsp
478fd534 1558 huffman
0d439fbe 1559 huffyuvdsp
512f3ffe 1560 huffyuvencdsp
e3fcb143 1561 idctdsp
bd499d9a 1562 iirfilter
dc4d726b 1563 intrax8
9cad0e4e 1564 lgplv3
478fd534 1565 lpc
2d604443 1566 me_cmp
7b9ef8d7 1567 mpeg_er
1e164c0b 1568 mpegaudio
bfe9f48a 1569 mpegaudiodsp
18bbca1f 1570 mpegvideo
ad08dfd5 1571 mpegvideoenc
bfe9f48a 1572 nettle
f46bb608 1573 pixblockdsp
368f5035 1574 qpeldsp
f704a079 1575 rangecoder
255d9c57 1576 riffdec
3dd5c95d 1577 riffenc
bfe9f48a 1578 rtpdec
5ad2f0bf 1579 rtpenc_chain
bfe9f48a 1580 sinewin
57f09608 1581 tpeldsp
8c53d39e 1582 videodsp
ab9f9876 1583 vp3dsp
b6bb00b0
MR
1584"
1585
520cc7f1 1586CMDLINE_SELECT="
3f5b56e5 1587 $ARCH_EXT_LIST
520cc7f1 1588 $CONFIG_LIST
fd712a55 1589 $HAVE_LIST_CMDLINE
8eee7025 1590 $THREADS_LIST
c8a4ae00 1591 asm
db6107b6 1592 cross_compile
520cc7f1
MR
1593 debug
1594 extra_warnings
8c6afa4d 1595 logging
65d12900 1596 lto
d2bbb2f7 1597 optimizations
520cc7f1 1598"
426be5dc 1599
7caf48e0 1600PATHS_LIST="
d156bede 1601 bindir
14a8acf1 1602 datadir
f4ca970d 1603 docdir
26759c44
MR
1604 incdir
1605 libdir
26759c44
MR
1606 mandir
1607 prefix
1608 shlibdir
7caf48e0 1609"
426be5dc
DB
1610
1611CMDLINE_SET="
1612 $PATHS_LIST
121d78d0 1613 ar
426be5dc 1614 arch
313c46a6 1615 as
426be5dc
DB
1616 build_suffix
1617 cc
1618 cpu
1619 cross_prefix
50567afa 1620 dep_cc
ac63af34 1621 extra_version
9da6609f
MR
1622 host_cc
1623 host_cflags
095792f2 1624 host_ld
9da6609f
MR
1625 host_ldflags
1626 host_libs
82bb3329 1627 host_os
684b28e0 1628 ld
426be5dc 1629 logfile
4ae40685 1630 malloc_prefix
89641463 1631 nm
9cd7b854 1632 optflags
3f8040db 1633 pkg_config
390acbea 1634 pkg_config_flags
154caa67 1635 random_seed
2fad0977 1636 samples
c5200f17
MR
1637 sysinclude
1638 sysroot
a7ada2ba 1639 target_exec
26759c44 1640 target_os
a7ada2ba 1641 target_path
ba13606c 1642 target_samples
aeeb782c 1643 toolchain
426be5dc 1644"
520cc7f1 1645
89f2932b
MR
1646CMDLINE_APPEND="
1647 extra_cflags
4cc4b33f 1648 host_cppflags
89f2932b
MR
1649"
1650
912f3148
DB
1651# code dependency declarations
1652
9eeed841 1653# architecture extensions
808fa33c 1654
a2fc0f6a
MR
1655armv5te_deps="arm"
1656armv6_deps="arm"
ab5cb084 1657armv6t2_deps="arm"
8675bcb0 1658armv8_deps="aarch64"
b7b17ed6 1659neon_deps_any="aarch64 arm"
d45ebd48 1660intrinsics_neon_deps="neon"
b7b17ed6 1661vfp_deps_any="aarch64 arm"
b3267559 1662vfpv3_deps="vfp"
808fa33c 1663
637606de
MR
1664map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1665
808fa33c
MR
1666altivec_deps="ppc"
1667ppc4xx_deps="ppc"
1668
84146963
DB
1669cpunop_deps="i686"
1670x86_64_select="i686"
1671x86_64_suggest="fast_cmov"
50cd43f2 1672
808fa33c
MR
1673amd3dnow_deps="mmx"
1674amd3dnowext_deps="amd3dnow"
fb87e69f 1675i686_deps="x86"
9eeed841 1676mmx_deps="x86"
239fdf1b 1677mmxext_deps="mmx"
50cd43f2
DB
1678sse_deps="mmxext"
1679sse2_deps="sse"
1680sse3_deps="sse2"
1681ssse3_deps="sse3"
1682sse4_deps="ssse3"
1683sse42_deps="sse4"
1684avx_deps="sse42"
10b0161d 1685xop_deps="avx"
1b932eb1 1686fma3_deps="avx"
79687079 1687fma4_deps="avx"
4d6ee072 1688avx2_deps="avx"
9eeed841 1689
43b73d59
DB
1690mmx_external_deps="yasm"
1691mmx_inline_deps="inline_asm"
1692mmx_suggest="mmx_external mmx_inline"
1693
84bf8817 1694for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1695 eval dep=\$${ext}_deps
1696 eval ${ext}_external_deps='"${dep}_external"'
1697 eval ${ext}_inline_deps='"${dep}_inline"'
1698 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1699done
1700
032d4da8
JG
1701aligned_stack_if_any="aarch64 ppc x86"
1702fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1703fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1704fast_unaligned_if_any="aarch64 ppc x86"
eba2233b 1705simd_align_16_if_any="altivec neon sse"
89e053f8 1706
1a5fdf95
DB
1707# system capabilities
1708log2_deps="!libc_msvcrt"
1709
b462d132
MR
1710symver_if_any="symver_asm_label symver_gnu_asm"
1711
8558595a
DB
1712# threading support
1713atomics_gcc_if="sync_val_compare_and_swap"
1714atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1715atomics_win32_if="MemoryBarrier"
1716atomics_native_if_any="$ATOMICS_LIST"
874c751c 1717w32threads_deps="atomics_native"
8558595a
DB
1718threads_if_any="$THREADS_LIST"
1719
26fbcc85 1720# subsystems
dc609252 1721dct_select="rdft"
2d604443 1722error_resilience_select="me_cmp"
fbf4d219 1723intrax8_select="error_resilience"
26fbcc85
MR
1724mdct_select="fft"
1725rdft_select="fft"
2d604443 1726me_cmp_select="fdctdsp idctdsp pixblockdsp"
7b9ef8d7 1727mpeg_er_select="error_resilience"
1e164c0b 1728mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1729mpegaudiodsp_select="dct"
2d604443
DB
1730mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
1731mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
26fbcc85 1732
ed40b6bf 1733# decoders / encoders
cfc2a0cf 1734aac_decoder_select="mdct sinewin"
bd499d9a 1735aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
136e19e1 1736aac_latm_decoder_select="aac_decoder aac_latm_parser"
c67b449b 1737ac3_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
2d604443
DB
1738ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
1739ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
e3fcb143 1740aic_decoder_select="golomb idctdsp"
f4d608e3 1741alac_encoder_select="lpc"
c67b449b 1742als_decoder_select="bswapdsp"
b781cc12 1743amrnb_decoder_select="lsp"
2b2a597e 1744amrwb_decoder_select="lsp"
0a36988e 1745amv_decoder_select="sp5x_decoder"
c67b449b 1746ape_decoder_select="bswapdsp"
e3fcb143 1747asv1_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1748asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
e3fcb143 1749asv2_decoder_select="blockdsp bswapdsp idctdsp"
f46bb608 1750asv2_encoder_select="bswapdsp fdctdsp pixblockdsp"
4538729a 1751atrac1_decoder_select="mdct sinewin"
26fbcc85 1752atrac3_decoder_select="mdct"
e6f0bb65 1753atrac3p_decoder_select="mdct sinewin"
e74433a8 1754bink_decoder_select="blockdsp hpeldsp"
a33657ce
DB
1755binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1756binkaudio_rdft_decoder_select="mdct rdft sinewin"
e3fcb143 1757cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
c67b449b 1758cllc_decoder_select="bswapdsp"
9b500b8f 1759comfortnoise_encoder_select="lpc"
9a9e2f1c 1760cook_decoder_select="audiodsp mdct sinewin"
2a91ada8 1761cscd_decoder_select="lzo"
2eef7c62 1762cscd_decoder_suggest="zlib"
26fbcc85 1763dca_decoder_select="mdct"
e3fcb143 1764dnxhd_decoder_select="blockdsp idctdsp"
f46bb608 1765dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
f6ee61fb 1766dvvideo_decoder_select="dvprofile idctdsp"
2d604443 1767dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
61c31e4e 1768dxa_decoder_deps="zlib"
baf91bb9 1769eac3_decoder_select="ac3_decoder"
4264a0dd 1770eac3_encoder_select="ac3_encoder"
e3fcb143
DB
1771eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1772eatgq_decoder_select="aandcttables idctdsp"
1773eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
38389058 1774exr_decoder_deps="zlib"
cd832f03
DB
1775ffv1_decoder_select="golomb rangecoder"
1776ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1777ffvhuff_decoder_select="huffyuv_decoder"
1778ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1779fic_decoder_select="golomb"
4f034993 1780flac_decoder_select="golomb"
c67b449b 1781flac_encoder_select="bswapdsp golomb lpc"
61c31e4e
DB
1782flashsv_decoder_deps="zlib"
1783flashsv_encoder_deps="zlib"
1784flashsv2_decoder_deps="zlib"
4414137e 1785flv_decoder_select="h263_decoder"
4d4b4bd1 1786flv_encoder_select="h263_encoder"
c67b449b
DB
1787fourxm_decoder_select="blockdsp bswapdsp"
1788fraps_decoder_select="bswapdsp huffman"
61c31e4e 1789g2m_decoder_deps="zlib"
e3fcb143 1790g2m_decoder_select="blockdsp idctdsp"
7b9ef8d7 1791h261_decoder_select="mpeg_er mpegvideo"
ad08dfd5 1792h261_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1793h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
0338c396 1794h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1795h263i_decoder_select="h263_decoder"
fe629c2d 1796h263p_encoder_select="h263_encoder"
8ef33497 1797h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1798h264_decoder_suggest="error_resilience"
c67b449b
DB
1799hevc_decoder_select="bswapdsp cabac golomb videodsp"
1800huffyuv_decoder_select="bswapdsp huffyuvdsp"
1801huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
34150be5 1802iac_decoder_select="imc_decoder"
c67b449b 1803imc_decoder_select="bswapdsp fft mdct sinewin"
8f992dc8 1804indeo3_decoder_select="hpeldsp"
8071264f 1805interplay_video_decoder_select="hpeldsp"
8e0cf39f 1806jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1807jpegls_encoder_select="golomb"
e74433a8 1808jv_decoder_select="blockdsp"
0d439fbe 1809lagarith_decoder_select="huffyuvdsp"
e3fcb143 1810ljpeg_encoder_select="aandcttables idctdsp"
4f034993 1811loco_decoder_select="golomb"
e3fcb143 1812mdec_decoder_select="blockdsp idctdsp mpegvideo"
3e589878 1813metasound_decoder_select="lsp mdct sinewin"
e3fcb143
DB
1814mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
1815mjpeg_decoder_select="blockdsp hpeldsp idctdsp"
6cd76e54 1816mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1817mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1818mlp_decoder_select="mlp_parser"
c67b449b 1819motionpixels_decoder_select="bswapdsp"
1e164c0b
DB
1820mp1_decoder_select="mpegaudio"
1821mp1float_decoder_select="mpegaudio"
1822mp2_decoder_select="mpegaudio"
1823mp2float_decoder_select="mpegaudio"
1824mp3_decoder_select="mpegaudio"
1825mp3adu_decoder_select="mpegaudio"
1826mp3adufloat_decoder_select="mpegaudio"
1827mp3float_decoder_select="mpegaudio"
1828mp3on4_decoder_select="mpegaudio"
1829mp3on4float_decoder_select="mpegaudio"
c67b449b 1830mpc7_decoder_select="bswapdsp mpegaudiodsp"
88b24064 1831mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1832mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1833mpeg_xvmc_decoder_select="mpeg2video_decoder"
7b9ef8d7 1834mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1835mpeg1video_encoder_select="aandcttables mpegvideoenc"
7b9ef8d7 1836mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
06b54e84 1837mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1838mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1839mpeg4_encoder_select="h263_encoder"
4414137e 1840msmpeg4v1_decoder_select="h263_decoder"
4414137e 1841msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1842msmpeg4v2_encoder_select="h263_encoder"
4414137e 1843msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1844msmpeg4v3_encoder_select="h263_encoder"
7b9ef8d7 1845mss2_decoder_select="error_resilience mpeg_er qpeldsp vc1_decoder"
8e0cf39f 1846mxpeg_decoder_select="mjpeg_decoder"
4538729a 1847nellymoser_decoder_select="mdct sinewin"
aa11cb79 1848nellymoser_encoder_select="audio_frame_queue mdct sinewin"
e3fcb143 1849nuv_decoder_select="idctdsp lzo"
e2834567 1850on2avc_decoder_select="mdct"
b70d7a4a 1851opus_decoder_deps="avresample"
61c31e4e 1852png_decoder_deps="zlib"
61c31e4e 1853png_encoder_deps="zlib"
512f3ffe 1854png_encoder_select="huffyuvencdsp"
e3fcb143 1855prores_decoder_select="idctdsp"
a9aee08d 1856prores_encoder_select="fdctdsp"
b781cc12 1857qcelp_decoder_select="lsp"
c4f5c2d6 1858qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1859ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1860ralf_decoder_select="golomb"
7b9ef8d7 1861rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1862rv10_encoder_select="h263_encoder"
7b9ef8d7 1863rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
b2bf38b4 1864rv20_encoder_select="h263_encoder"
7b9ef8d7
DB
1865rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
1866rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
4f034993 1867shorten_decoder_select="golomb"
b781cc12 1868sipr_decoder_select="lsp"
8e0cf39f 1869sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1870svq1_decoder_select="hpeldsp"
2d604443 1871svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
57f09608 1872svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1873svq3_decoder_suggest="zlib"
9a9e2f1c 1874tak_decoder_select="audiodsp"
4eef77c1 1875theora_decoder_select="vp3_decoder"
7caf48e0 1876thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1877tiff_decoder_suggest="zlib"
1878tiff_encoder_suggest="zlib"
aec09a00 1879truehd_decoder_select="mlp_decoder"
c67b449b
DB
1880truemotion2_decoder_select="bswapdsp"
1881truespeech_decoder_select="bswapdsp"
61c31e4e 1882tscc_decoder_deps="zlib"
4538729a 1883twinvq_decoder_select="mdct lsp sinewin"
c67b449b
DB
1884utvideo_decoder_select="bswapdsp"
1885utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
0d439fbe 1886vble_decoder_select="huffyuvdsp"
7b9ef8d7 1887vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp"
45ecda85 1888vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1889vorbis_decoder_select="mdct"
1890vorbis_encoder_select="mdct"
3bd062bf 1891vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1892vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1893vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1894vp6a_decoder_select="vp6_decoder"
1895vp6f_decoder_select="vp6_decoder"
ac4b32df 1896vp7_decoder_select="h264pred videodsp"
8c53d39e 1897vp8_decoder_select="h264pred videodsp"
72ca830f 1898vp9_decoder_select="videodsp"
c4bfa098 1899webp_decoder_select="vp8_decoder"
4538729a
MR
1900wmapro_decoder_select="mdct sinewin"
1901wmav1_decoder_select="mdct sinewin"
1902wmav1_encoder_select="mdct sinewin"
1903wmav2_decoder_select="mdct sinewin"
1904wmav2_encoder_select="mdct sinewin"
1905wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1906wmv1_decoder_select="h263_decoder"
665507aa 1907wmv1_encoder_select="h263_encoder"
e3fcb143 1908wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp"
1746e2a9 1909wmv2_encoder_select="h263_encoder"
015f8ee0 1910wmv3_decoder_select="vc1_decoder"
45ecda85 1911wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1912zerocodec_decoder_deps="zlib"
1913zlib_decoder_deps="zlib"
1914zlib_encoder_deps="zlib"
1915zmbv_decoder_deps="zlib"
1916zmbv_encoder_deps="zlib"
30fd06be 1917
ed40b6bf 1918# hardware accelerators
215cdd35 1919dxva2_deps="dxva2api_h"
0afab17e 1920vaapi_deps="va_va_h"
ac3dbb4d 1921vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1922vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1923vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1924
82ca17ac
DB
1925h263_vaapi_hwaccel_deps="vaapi"
1926h263_vaapi_hwaccel_select="h263_decoder"
1927h263_vdpau_hwaccel_deps="vdpau"
1928h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1929h264_dxva2_hwaccel_deps="dxva2"
1930h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1931h264_vaapi_hwaccel_deps="vaapi"
1932h264_vaapi_hwaccel_select="h264_decoder"
1933h264_vda_hwaccel_deps="vda"
1934h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1935h264_vda_old_hwaccel_deps="vda"
1936h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1937h264_vdpau_hwaccel_deps="vdpau"
1938h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1939mpeg1_vdpau_hwaccel_deps="vdpau"
1940mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1941mpeg2_dxva2_hwaccel_deps="dxva2"
1942mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1943mpeg2_vaapi_hwaccel_deps="vaapi"
1944mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1945mpeg2_vdpau_hwaccel_deps="vdpau"
1946mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1947mpeg4_vaapi_hwaccel_deps="vaapi"
1948mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1949mpeg4_vdpau_hwaccel_deps="vdpau"
1950mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1951vc1_dxva2_hwaccel_deps="dxva2"
1952vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1953vc1_vaapi_hwaccel_deps="vaapi"
1954vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1955vc1_vdpau_hwaccel_deps="vdpau"
1956vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1957wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1958wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1959wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1960
28b80940 1961# parsers
fb7127b2 1962h264_parser_select="h264_decoder"
a6a675a7 1963mpegvideo_parser_select="mpegvideo"
7b9ef8d7 1964mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
06b54e84 1965vc1_parser_select="mpegvideo"
28b80940 1966
912f3148 1967# external libraries
c9171a83 1968libfaac_encoder_deps="libfaac"
aa11cb79 1969libfaac_encoder_select="audio_frame_queue"
4f2b469d 1970libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1971libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1972libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1973libgsm_decoder_deps="libgsm"
1974libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1975libgsm_ms_decoder_deps="libgsm"
1976libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1977libilbc_decoder_deps="libilbc"
1978libilbc_encoder_deps="libilbc"
1cc60c47 1979libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1980libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1981libopencore_amrnb_decoder_deps="libopencore_amrnb"
1982libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1983libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1984libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1985libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1986libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1987libopus_decoder_deps="libopus"
6cb8c854 1988libopus_encoder_deps="libopus"
aa11cb79 1989libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1990libschroedinger_decoder_deps="libschroedinger"
1991libschroedinger_encoder_deps="libschroedinger"
ae14f311 1992libspeex_decoder_deps="libspeex"
b606a017 1993libspeex_encoder_deps="libspeex"
aa11cb79 1994libspeex_encoder_select="audio_frame_queue"
150d2772 1995libtheora_encoder_deps="libtheora"
718907cd 1996libtwolame_encoder_deps="libtwolame"
d89e738a 1997libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1998libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1999libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 2000libvorbis_encoder_deps="libvorbis"
aa11cb79 2001libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
2002libvpx_vp8_decoder_deps="libvpx"
2003libvpx_vp8_encoder_deps="libvpx"
2004libvpx_vp9_decoder_deps="libvpx"
2005libvpx_vp9_encoder_deps="libvpx"
84d3ff50 2006libwavpack_encoder_deps="libwavpack"
be7c3231 2007libwebp_encoder_deps="libwebp"
1cc60c47 2008libx264_encoder_deps="libx264"
50ea9315 2009libx265_encoder_deps="libx265"
de295976 2010libxavs_encoder_deps="libxavs"
1cc60c47 2011libxvid_encoder_deps="libxvid"
30fd06be 2012
912f3148 2013# demuxers / muxers
c2dd0e9e 2014ac3_demuxer_select="ac3_parser"
255d9c57 2015asf_demuxer_select="riffdec"
3dd5c95d 2016asf_muxer_select="riffenc"
647c2356 2017asf_stream_muxer_select="asf_muxer"
255d9c57 2018avi_demuxer_select="riffdec"
3dd5c95d 2019avi_muxer_select="riffenc"
4e622dea 2020avisynth_demuxer_deps="avisynth"
255d9c57
DB
2021avisynth_demuxer_select="riffdec"
2022caf_demuxer_select="riffdec"
c2dd0e9e 2023dirac_demuxer_select="dirac_parser"
f6ee61fb
AK
2024dv_demuxer_select="dvprofile"
2025dv_muxer_select="dvprofile"
255d9c57 2026dxa_demuxer_select="riffdec"
5b423887 2027eac3_demuxer_select="ac3_parser"
e01fba55 2028f4v_muxer_select="mov_muxer"
c2dd0e9e 2029flac_demuxer_select="flac_parser"
435214a7 2030hds_muxer_select="flv_muxer"
c9031c7c 2031hls_muxer_select="mpegts_muxer"
647c2356 2032ipod_muxer_select="mov_muxer"
31f16dc1 2033ismv_muxer_select="mov_muxer"
647c2356 2034matroska_audio_muxer_select="matroska_muxer"
255d9c57 2035matroska_demuxer_select="riffdec"
2a91ada8 2036matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2037matroska_muxer_select="riffenc"
2038mmf_muxer_select="riffenc"
255d9c57 2039mov_demuxer_select="riffdec"
4e622dea 2040mov_demuxer_suggest="zlib"
3dd5c95d 2041mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2042mp3_demuxer_select="mpegaudio_parser"
647c2356 2043mp4_muxer_select="mov_muxer"
75644335 2044mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2045mpegtsraw_demuxer_select="mpegts_demuxer"
2046mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2047nut_muxer_select="riffenc"
255d9c57 2048nuv_demuxer_select="riffdec"
24ca518b 2049ogg_demuxer_select="golomb"
647c2356 2050psp_muxer_select="mov_muxer"
44594cc7 2051rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2052rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2053rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2054rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2055sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2056sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2057sdp_demuxer_select="rtpdec"
e772f9fa 2058smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2059spdif_muxer_select="aac_parser"
57231e4d 2060tak_demuxer_select="tak_parser"
647c2356
DB
2061tg2_muxer_select="mov_muxer"
2062tgp_muxer_select="mov_muxer"
a7d45e06 2063w64_demuxer_select="wav_demuxer"
255d9c57 2064wav_demuxer_select="riffdec"
3dd5c95d
DB
2065wav_muxer_select="riffenc"
2066webm_muxer_select="riffenc"
255d9c57
DB
2067wtv_demuxer_select="riffdec"
2068xmv_demuxer_select="riffdec"
2069xwma_demuxer_select="riffdec"
4e622dea
SS
2070
2071# indevs / outdevs
38e54a75 2072alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2073alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2074bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2075dv1394_indev_deps="dv1394"
2076dv1394_indev_select="dv_demuxer"
c6f95144 2077fbdev_indev_deps="linux_fb_h"
a3fc62e8 2078jack_indev_deps="jack_jack_h pthreads"
e417d80d 2079libcdio_indev_deps="libcdio"
38e54a75 2080libdc1394_indev_deps="libdc1394"
38e54a75
SS
2081oss_indev_deps_any="soundcard_h sys_soundcard_h"
2082oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2083pulse_indev_deps="libpulse"
15d59d2c
B
2084sndio_indev_deps="sndio_h"
2085sndio_outdev_deps="sndio_h"
38e54a75 2086v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2087vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2088vfwcap_indev_extralibs="-lavicap32"
24f8961f 2089x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2090
912f3148 2091# protocols
acd554c1
SP
2092ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2093ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2094ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2095ffrtmphttp_protocol_deps="!librtmp_protocol"
2096ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2097gopher_protocol_select="network"
279a0c97 2098http_protocol_select="tcp_protocol"
7caf48e0 2099httpproxy_protocol_select="tcp_protocol"
183baead 2100https_protocol_select="tls_protocol"
eb9244f2 2101icecast_protocol_select="http_protocol"
c3b57d6e
DB
2102librtmp_protocol_deps="librtmp"
2103librtmpe_protocol_deps="librtmp"
2104librtmps_protocol_deps="librtmp"
2105librtmpt_protocol_deps="librtmp"
2106librtmpte_protocol_deps="librtmp"
c60a2d70 2107mmsh_protocol_select="http_protocol"
998c1ee1 2108mmst_protocol_select="network"
c3b57d6e 2109rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2110rtmp_protocol_select="tcp_protocol"
acd554c1 2111rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2112rtmps_protocol_deps="!librtmp_protocol"
2113rtmps_protocol_select="tls_protocol"
775c4d36 2114rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2115rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2116rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2117rtp_protocol_select="udp_protocol"
998c1ee1
DB
2118sctp_protocol_deps="struct_sctp_event_subscribe"
2119sctp_protocol_select="network"
0eecafc9 2120srtp_protocol_select="rtp_protocol"
998c1ee1 2121tcp_protocol_select="network"
558d192d
MS
2122tls_protocol_deps_any="openssl gnutls"
2123tls_protocol_select="tcp_protocol"
998c1ee1 2124udp_protocol_select="network"
60538758
LB
2125unix_protocol_deps="sys_un_h"
2126unix_protocol_select="network"
c08fb000 2127
6ebf0bfc 2128# filters
13fabd7a 2129blackframe_filter_deps="gpl"
ce6b6ef6 2130boxblur_filter_deps="gpl"
1c0210c7 2131bs2b_filter_deps="libbs2b"
68b79bfc 2132cropdetect_filter_deps="gpl"
b157be1f 2133delogo_filter_deps="gpl"
a5b64584 2134drawtext_filter_deps="libfreetype"
61b323ce 2135frei0r_filter_deps="frei0r dlopen"
cfec77aa 2136frei0r_filter_extralibs='$ldl'
61b323ce 2137frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2138frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2139hqdn3d_filter_deps="gpl"
3fce1367 2140interlace_filter_deps="gpl"
cf69ad35 2141ocv_filter_deps="libopencv"
7caf48e0 2142resample_filter_deps="avresample"
2f296e39 2143scale_filter_deps="swscale"
6ebf0bfc 2144
ab81f24a 2145# examples
b339182e 2146avcodec_example_deps="avcodec avutil"
e7dfaf16 2147filter_audio_example_deps="avfilter avutil"
b339182e 2148metadata_example_deps="avformat avutil"
ab81f24a 2149output_example_deps="avcodec avformat avutil swscale"
10421bcf 2150transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2151
44951174 2152# libraries, in linking order
d89f2fa9 2153avcodec_deps="avutil"
44951174 2154avdevice_deps="avformat avcodec avutil"
d89f2fa9 2155avfilter_deps="avutil"
44951174 2156avformat_deps="avcodec avutil"
d89f2fa9
DB
2157avresample_deps="avutil"
2158swscale_deps="avutil"
f7679c54 2159
912f3148 2160# programs
54fd593a 2161avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2162avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2163 fps_filter null_filter resample_filter scale_filter
bce70f81 2164 setpts_filter trim_filter"
d173ede1 2165avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2166avplay_libs='$sdl_libs'
266463da 2167avplay_select="rdft"
9e12f0bf 2168avprobe_deps="avcodec avformat"
a2830dca 2169
4da3f410 2170# documentation
92f0abb2 2171pod2man_deps="doc"
4da3f410
DB
2172texi2html_deps="doc"
2173
de6d9b64 2174# default parameters
8a608357 2175
19bd477d 2176logfile="config.log"
8a608357
MR
2177
2178# installation paths
c9d19248
MR
2179prefix_default="/usr/local"
2180bindir_default='${prefix}/bin'
6291d7e4 2181datadir_default='${prefix}/share/avconv'
f4ca970d 2182docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2183incdir_default='${prefix}/include'
2184libdir_default='${prefix}/lib'
2185mandir_default='${prefix}/share/man'
2186shlibdir_default="$libdir_default"
8a608357
MR
2187
2188# toolchain
121d78d0 2189ar_default="ar"
13c7df3d 2190cc_default="gcc"
9da6609f 2191host_cc_default="gcc"
4ebc6a74 2192cp_f="cp -f"
b58b00ae 2193ln_s="ln -s -f"
2a8a860a 2194nm_default="nm -g"
11e6d03a 2195objformat="elf"
3f8040db 2196pkg_config_default=pkg-config
be7109c1 2197ranlib="ranlib"
e52567c2 2198strip="strip"
11e6d03a 2199yasmexe="yasm"
8a608357 2200
3e0b1c9a 2201nogas=":"
8182dc34 2202
8a608357 2203# machine
8d4c00ed 2204arch_default=$(uname -m)
38d0a8aa 2205cpu="generic"
d45ebd48 2206intrinsics="none"
8a608357 2207
8a608357 2208# OS
8d4c00ed
MR
2209target_os_default=$(tolower $(uname -s))
2210host_os=$target_os_default
8a608357 2211
8a608357 2212# configurable options
ab81f24a 2213enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2214
3e0b1c9a
DB
2215enable asm
2216enable debug
2217enable doc
8400d6b8 2218enable optimizations
8cfbbd92 2219enable safe_bitstream_reader
530dc538 2220enable static
a9ddb5b1 2221enable swscale_alpha
8a608357 2222
2e2ec667
DB
2223# By default, enable only those hwaccels that have no external dependencies.
2224enable dxva2 vdpau
2225
8a608357 2226# build settings
9987769a 2227SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2228LIBPREF="lib"
2229LIBSUF=".a"
c5f14466
RP
2230FULLNAME='$(NAME)$(BUILDSUF)'
2231LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2232SLIBPREF="lib"
2233SLIBSUF=".so"
c5f14466 2234SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2235SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2236SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2237LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2238SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2239SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2240
68485d1f
MR
2241asflags_filter=echo
2242cflags_filter=echo
64933b6c
MR
2243ldflags_filter=echo
2244
23565c26 2245AS_C='-c'
bc877faf 2246AS_O='-o $@'
23565c26 2247CC_C='-c'
18031c49 2248CC_E='-E -o $@'
7e6c86e6 2249CC_O='-o $@'
a758c5e2 2250LD_O='-o $@'
8db73c61
MR
2251LD_LIB='-l%'
2252LD_PATH='-L'
23565c26 2253HOSTCC_C='-c'
27565164 2254HOSTCC_E='-E -o $@'
a758c5e2 2255HOSTCC_O='-o $@'
095792f2 2256HOSTLD_O='-o $@'
7e6c86e6 2257
9da6609f 2258host_libs='-lm'
6c3fa06a
MR
2259host_cflags_filter=echo
2260host_ldflags_filter=echo
9da6609f 2261
9b861379 2262target_path='$(CURDIR)'
a7ada2ba 2263
a158446b
MR
2264# since the object filename is not given with the -MM flag, the compiler
2265# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2266DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2267DEPFLAGS='-MM'
315c741d 2268
c597172e 2269# find source path
24524f36 2270if test -f configure; then
f038cf3c 2271 source_path=.
c597172e 2272else
8477f2de 2273 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2274 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2275 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2276 test -e "$source_path/config.h" &&
2277 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2278fi
2279
13cbe2c0 2280for v in "$@"; do
b04251c5
MR
2281 r=${v#*=}
2282 l=${v%"$r"}
2283 r=$(sh_quote "$r")
29ba0911 2284 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2285done
c597172e 2286
73ef8980
MR
2287find_things(){
2288 thing=$1
2289 pattern=$2
2290 file=$source_path/$3
932ccf39 2291 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2292}
2293
2294ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2295DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2296HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2297PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2298BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2299MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2300DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2301OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2302INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2303PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2304FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2305
54e75be4
DB
2306ALL_COMPONENTS="
2307 $BSF_LIST
2308 $DECODER_LIST
2309 $DEMUXER_LIST
2310 $ENCODER_LIST
2311 $FILTER_LIST
2312 $HWACCEL_LIST
2313 $INDEV_LIST
2314 $MUXER_LIST
2315 $OUTDEV_LIST
2316 $PARSER_LIST
2317 $PROTOCOL_LIST
2318"
2319
8469ae22
MR
2320for n in $COMPONENT_LIST; do
2321 v=$(toupper ${n%s})_LIST
2322 eval enable \$$v
2323 eval ${n}_if_any="\$$v"
2324done
2325
206a070d 2326enable $ARCH_EXT_LIST
c597172e
MR
2327
2328die_unknown(){
2329 echo "Unknown option \"$1\"."
2330 echo "See $0 --help for available options."
2331 exit 1
2332}
2333
7432e872
DB
2334print_3_columns() {
2335 cat | tr ' ' '\n' | sort | pr -r -3 -t
2336}
2337
794f8e97 2338show_list() {
bf0c4afa
RP
2339 suffix=_$1
2340 shift
7432e872 2341 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2342 exit 0
2343}
2344
154caa67
MR
2345rand_list(){
2346 IFS=', '
2347 set -- $*
2348 unset IFS
2349 for thing; do
2350 comp=${thing%:*}
2351 prob=${thing#$comp}
2352 prob=${prob#:}
2353 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2354 echo "prob ${prob:-0.5}"
2355 printf '%s\n' $comp
2356 done
2357}
2358
2359do_random(){
2360 action=$1
2361 shift
2362 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2363 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2364}
2365
c597172e 2366for opt do
7483e694
DB
2367 optval="${opt#*=}"
2368 case "$opt" in
ea061af1
DB
2369 --extra-ldflags=*)
2370 add_ldflags $optval
7e9e7cc2 2371 ;;
bb0babd7
LB
2372 --extra-ldexeflags=*)
2373 add_ldexeflags $optval
2374 ;;
ea061af1
DB
2375 --extra-libs=*)
2376 add_extralibs $optval
7e9e7cc2 2377 ;;
ea061af1
DB
2378 --disable-devices)
2379 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2380 ;;
ea061af1
DB
2381 --enable-debug=*)
2382 debuglevel="$optval"
7e9e7cc2
MR
2383 ;;
2384 --disable-programs)
2385 disable $PROGRAM_LIST
2386 ;;
2387 --disable-everything)
2388 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2389 ;;
844c6852
DB
2390 --disable-all)
2391 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2392 disable $LIBRARY_LIST $PROGRAM_LIST doc
2393 ;;
7e9e7cc2
MR
2394 --enable-random|--disable-random)
2395 action=${opt%%-random}
2396 do_random ${action#--} $COMPONENT_LIST
2397 ;;
2398 --enable-random=*|--disable-random=*)
2399 action=${opt%%-random=*}
2400 do_random ${action#--} $optval
2401 ;;
2402 --enable-*=*|--disable-*=*)
2403 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2404 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2405 eval list=\$$(toupper $thing)_LIST
2406 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2407 $action $(filter "$name" $list)
2408 ;;
894682a9
AK
2409 --enable-avserver|--disable-avserver*)
2410 warn "avserver has been removed, the ${opt} option is only"\
2411 "provided for compatibility and will be removed in the future"
2412 ;;
7e9e7cc2
MR
2413 --enable-?*|--disable-?*)
2414 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2415 if is_in $option $COMPONENT_LIST; then
2416 test $action = disable && action=unset
2417 eval $action \$$(toupper ${option%s})_LIST
2418 elif is_in $option $CMDLINE_SELECT; then
2419 $action $option
2420 else
2421 die_unknown $opt
2422 fi
2423 ;;
2424 --list-*)
2425 NAME="${opt#--list-}"
2426 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2427 NAME=${NAME%s}
2428 eval show_list $NAME \$$(toupper $NAME)_LIST
2429 ;;
2430 --help|-h) show_help
2431 ;;
2432 *)
2433 optname="${opt%%=*}"
2434 optname="${optname#--}"
2435 optname=$(echo "$optname" | sed 's/-/_/g')
2436 if is_in $optname $CMDLINE_SET; then
2437 eval $optname='$optval'
2438 elif is_in $optname $CMDLINE_APPEND; then
2439 append $optname "$optval"
2440 else
2441 die_unknown $opt
2442 fi
2443 ;;
7483e694 2444 esac
c597172e
MR
2445done
2446
bcea99bb
MR
2447disabled logging && logfile=/dev/null
2448
29ba0911 2449echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2450set >> $logfile
2451
9da6609f
MR
2452test -n "$cross_prefix" && enable cross_compile
2453
8d4c00ed
MR
2454if enabled cross_compile; then
2455 test -n "$arch" && test -n "$target_os" ||
2456 die "Must specify target arch and OS when cross-compiling"
2457fi
2458
121d78d0 2459ar_default="${cross_prefix}${ar_default}"
11e6d03a 2460cc_default="${cross_prefix}${cc_default}"
20e0ed95 2461nm_default="${cross_prefix}${nm_default}"
3f8040db 2462pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2463ranlib="${cross_prefix}${ranlib}"
e52567c2 2464strip="${cross_prefix}${strip}"
adb2b908 2465
c5200f17
MR
2466sysinclude_default="${sysroot}/usr/include"
2467
aeeb782c 2468case "$toolchain" in
0fbb62a8
LB
2469 clang-asan)
2470 cc_default="clang"
19f251a2
LB
2471 add_cflags -fsanitize=address
2472 add_ldflags -fsanitize=address
0fbb62a8
LB
2473 ;;
2474 clang-tsan)
2475 cc_default="clang"
19f251a2
LB
2476 add_cflags -fsanitize=thread -pie
2477 add_ldflags -fsanitize=thread -pie
0fbb62a8 2478 ;;
d6a27f88
LB
2479 clang-usan)
2480 cc_default="clang"
4d25c2bc 2481 add_cflags -fsanitize=undefined -O1
d6a27f88
LB
2482 add_ldflags -fsanitize=undefined
2483 ;;
0ba49d28
LB
2484 gcc-asan)
2485 cc_default="gcc"
2486 add_cflags -fsanitize=address
2487 add_ldflags -fsanitize=address
2488 ;;
2489 gcc-tsan)
2490 cc_default="gcc"
2491 add_cflags -fsanitize=thread -pie -fPIC
2492 add_ldflags -fsanitize=thread -pie -fPIC
2493 ;;
d6a27f88
LB
2494 gcc-usan)
2495 cc_default="gcc"
2496 add_cflags -fsanitize=undefined
2497 add_ldflags -fsanitize=undefined
2498 ;;
edfe609f
LB
2499 valgrind-massif)
2500 target_exec_default="valgrind"
2501 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2502 ;;
b1ee8eec
RT
2503 valgrind-memcheck)
2504 target_exec_default="valgrind"
2505 target_exec_args="--track-origins=yes --leak-check=full"
2506 ;;
aeeb782c 2507 msvc)
16381923
MS
2508 # Check whether the current MSVC version needs the C99 converter.
2509 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2510 # support enough of C99 to build libav. Default to the new
16381923
MS
2511 # behaviour if the regexp was unable to match anything, since this
2512 # successfully parses the version number of existing supported
2513 # versions that require the converter (MSVC 2010 and 2012).
2514 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2515 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2516 cc_default="cl"
16381923
MS
2517 else
2518 cc_default="c99wrap cl"
2519 fi
ea9f7173 2520 ld_default="link"
aeeb782c 2521 nm_default="dumpbin -symbols"
ac3a9b51 2522 ar_default="lib"
53e8cd68 2523 target_os_default="win32"
ea9f7173
MS
2524 # Use a relative path for TMPDIR. This makes sure all the
2525 # ffconf temp files are written with a relative path, avoiding
2526 # issues with msys/win32 path conversion for MSVC parameters
2527 # such as -Fo<file> or -out:<file>.
2528 TMPDIR=.
aeeb782c 2529 ;;
322e4194 2530 icl)
ea9f7173
MS
2531 cc_default="icl"
2532 ld_default="xilink"
322e4194
AS
2533 nm_default="dumpbin -symbols"
2534 ar_default="xilib"
2535 target_os_default="win32"
ea9f7173 2536 TMPDIR=.
322e4194 2537 ;;
a862c7d3
RT
2538 gcov)
2539 add_cflags -fprofile-arcs -ftest-coverage
2540 add_ldflags -fprofile-arcs -ftest-coverage
2541 ;;
e7891305 2542 hardened)
7caf48e0 2543 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2544 add_ldflags -Wl,-z,relro -Wl,-z,now
2545 ;;
aeeb782c
MR
2546 ?*)
2547 die "Unknown toolchain $toolchain"
2548 ;;
2549esac
2550
b1ee8eec 2551set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2552enabled cross_compile || host_cc_default=$cc
2553set_default host_cc
13c7df3d 2554
762f95e4
MR
2555if ! $pkg_config --version >/dev/null 2>&1; then
2556 warn "$pkg_config not found, library detection may fail."
2557 pkg_config=false
2558fi
2559
82bb3329
MR
2560exesuf() {
2561 case $1 in
53e8cd68 2562 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2563 esac
2564}
2565
2566EXESUF=$(exesuf $target_os)
2567HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2568
e4e69e0b 2569# set temporary file name
a49d42c2 2570: ${TMPDIR:=$TEMPDIR}
c51fafa1 2571: ${TMPDIR:=$TMP}
a49d42c2 2572: ${TMPDIR:=/tmp}
e4e69e0b 2573
a210bce2 2574if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2575 # simple replacement for missing mktemp
2576 # NOT SAFE FOR GENERAL USE
2577 mktemp(){
09a5c245 2578 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2579 }
2580fi
2581
2582tmpfile(){
2583 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2584 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2585 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2586 append TMPFILES $tmp
2587 eval $1=$tmp
2588}
2589
2590trap 'rm -f -- $TMPFILES' EXIT
54460a83 2591
55127e7b 2592tmpfile TMPASM .asm
3e0b1c9a
DB
2593tmpfile TMPC .c
2594tmpfile TMPE $EXESUF
2595tmpfile TMPH .h
2596tmpfile TMPO .o
2597tmpfile TMPS .S
2598tmpfile TMPSH .sh
2599tmpfile TMPV .ver
54460a83
MR
2600
2601unset -f mktemp
e4e69e0b 2602
fb3c4ffc
MR
2603chmod +x $TMPE
2604
993f2d0f
MR
2605# make sure we can execute files in $TMPDIR
2606cat > $TMPSH 2>> $logfile <<EOF
2607#! /bin/sh
2608EOF
2609chmod +x $TMPSH >> $logfile 2>&1
2610if ! $TMPSH >> $logfile 2>&1; then
2611 cat <<EOF
2612Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2613variable to another directory and make sure that it is not mounted noexec.
2614EOF
2615 die "Sanity test failed."
2616fi
993f2d0f 2617
457cc333
MR
2618ccc_flags(){
2619 for flag; do
2620 case $flag in
2621 -std=c99) echo -c99 ;;
2622 -mcpu=*) echo -arch ${flag#*=} ;;
2623 -mieee) echo -ieee ;;
2624 -O*|-fast) echo $flag ;;
2625 -fno-math-errno) echo -assume nomath_errno ;;
2626 -g) echo -g3 ;;
2627 -Wall) echo -msg_enable level2 ;;
2628 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2629 -Wl,*) echo $flag ;;
2630 -f*|-W*) ;;
2631 *) echo $flag ;;
2632 esac
2633 done
2634}
2635
e5d45e02
LB
2636cparser_flags(){
2637 for flag; do
2638 case $flag in
2639 -Wno-switch) echo -Wno-switch-enum ;;
2640 -Wno-format-zero-length) ;;
2641 -Wdisabled-optimization) ;;
2642 -Wno-pointer-sign) echo -Wno-other ;;
2643 *) echo $flag ;;
2644 esac
2645 done
2646}
2647
14fb9d3d 2648msvc_common_flags(){
dfa559bc
RB
2649 for flag; do
2650 case $flag in
14fb9d3d
AS
2651 # In addition to specifying certain flags under the compiler
2652 # specific filters, they must be specified here as well or else the
2653 # generic catch all at the bottom will print the original flag.
2654 -Wall) ;;
2655 -std=c99) ;;
2656 # Common flags
9f4a16c5 2657 -fomit-frame-pointer) ;;
dfa559bc 2658 -g) echo -Z7 ;;
dfa559bc
RB
2659 -fno-math-errno) ;;
2660 -fno-common) ;;
2661 -fno-signed-zeros) ;;
50640977 2662 -fPIC) ;;
9f30fb5a
MS
2663 -mthumb) ;;
2664 -march=*) ;;
dfa559bc 2665 -lz) echo zlib.lib ;;
bd680c7b
DB
2666 -lavifil32) echo vfw32.lib ;;
2667 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2668 -l*) echo ${flag#-l}.lib ;;
2669 *) echo $flag ;;
2670 esac
2671 done
2672}
2673
14fb9d3d
AS
2674msvc_flags(){
2675 msvc_common_flags "$@"
2676 for flag; do
2677 case $flag in
ace87c19 2678 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2679 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2680 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2681 -wd4273 ;;
14fb9d3d
AS
2682 esac
2683 done
2684}
2685
2686icl_flags(){
2687 msvc_common_flags "$@"
2688 for flag; do
2689 case $flag in
2690 # Despite what Intel's documentation says -Wall, which is supported
2691 # on Windows, does enable remarks so disable them here.
2692 -Wall) echo $flag -Qdiag-disable:remark ;;
2693 -std=c99) echo -Qstd=c99 ;;
2694 esac
2695 done
2696}
2697
d0c6d424
MR
2698pgi_flags(){
2699 for flag; do
2700 case $flag in
643933f5 2701 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2702 -fomit-frame-pointer) echo -Mnoframe ;;
2703 -g) echo -gopt ;;
2704 *) echo $flag ;;
2705 esac
2706 done
2707}
2708
2709suncc_flags(){
2710 for flag; do
2711 case $flag in
2712 -march=*|-mcpu=*)
2713 case "${flag#*=}" in
2714 native) echo -xtarget=native ;;
2715 v9|niagara) echo -xarch=sparc ;;
2716 ultrasparc) echo -xarch=sparcvis ;;
2717 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2718 i586|pentium) echo -xchip=pentium ;;
2719 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2720 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2721 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2722 pentium4*) echo -xtarget=pentium4 ;;
2723 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2724 *-sse3) echo -xarch=sse3 ;;
2725 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2726 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2727 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2728 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2729 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2730 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2731 echo -xarch=sse2a ;;
2732 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2733 esac
2734 ;;
2735 -std=c99) echo -xc99 ;;
2736 -fomit-frame-pointer) echo -xregs=frameptr ;;
2737 -fPIC) echo -KPIC -xcode=pic32 ;;
2738 -W*,*) echo $flag ;;
5e753ed5
SM
2739 -f*-*|-W*|-mimpure-text) ;;
2740 -shared) echo -G ;;
d0c6d424
MR
2741 *) echo $flag ;;
2742 esac
2743 done
2744}
2745
2746tms470_flags(){
2747 for flag; do
2748 case $flag in
2749 -march=*|-mcpu=*)
2750 case "${flag#*=}" in
2751 armv7-a|cortex-a*) echo -mv=7a8 ;;
2752 armv7-r|cortex-r*) echo -mv=7r4 ;;
2753 armv7-m|cortex-m*) echo -mv=7m3 ;;
2754 armv6*|arm11*) echo -mv=6 ;;
2755 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2756 echo -mv=5e ;;
2757 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2758 esac
2759 ;;
2760 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2761 -mfpu=vfp) echo --float_support=vfpv2 ;;
2762 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2763 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2764 -msoft-float) echo --float_support=vfplib ;;
2765 -O[0-3]|-mf=*) echo $flag ;;
2766 -g) echo -g -mn ;;
2767 -pds=*) echo $flag ;;
ad93dccb
MR
2768 -D*|-I*) echo $flag ;;
2769 --gcc|--abi=*) echo $flag ;;
2770 -me) echo $flag ;;
d0c6d424
MR
2771 esac
2772 done
2773}
2774
a758c5e2
MR
2775probe_cc(){
2776 pfx=$1
2777 _cc=$2
2778
8db73c61
MR
2779 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2780 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2781 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2782 _flags_filter=echo
2783
2784 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2785 _type=llvm_gcc
2786 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2787 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2788 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2789 _cflags_speed='-O3'
2790 _cflags_size='-Os'
2791 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2792 _type=gcc
2793 gcc_version=$($_cc --version | head -n1)
2794 gcc_basever=$($_cc -dumpversion)
2795 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2796 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2797 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2798 if ! $_cc -dumpversion | grep -q '^2\.'; then
2799 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2800 fi
2801 _cflags_speed='-O3'
2802 _cflags_size='-Os'
b2d688ea 2803 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2804 _type=icc
2805 _ident=$($_cc --version | head -n1)
2806 _depflags='-MMD'
2807 _cflags_speed='-O3'
2808 _cflags_size='-Os'
2809 _cflags_noopt='-O1'
2810 elif $_cc -v 2>&1 | grep -q xlc; then
2811 _type=xlc
2812 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2813 _cflags_speed='-O5'
2814 _cflags_size='-O5 -qcompact'
2815 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2816 _type=ccc
2817 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2818 _DEPFLAGS='-M'
a758c5e2
MR
2819 _cflags_speed='-fast'
2820 _cflags_size='-O1'
457cc333 2821 _flags_filter=ccc_flags
4936ef64 2822 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2823 test -d "$sysroot" || die "No valid sysroot specified."
2824 _type=armcc
4936ef64 2825 _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
a758c5e2
MR
2826 armcc_conf="$PWD/armcc.conf"
2827 $_cc --arm_linux_configure \
2828 --arm_linux_config_file="$armcc_conf" \
2829 --configure_sysroot="$sysroot" \
2830 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2831 die "Error creating armcc configuration file."
2832 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2833 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2834 as_default="${cross_prefix}gcc"
2835 _depflags='-MMD'
2836 _cflags_speed='-O3'
2837 _cflags_size='-Os'
0122118e 2838 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2839 _type=tms470
2840 _ident=$($_cc -version | head -n1 | tr -s ' ')
2841 _flags='--gcc --abi=eabi -me'
18031c49 2842 _cc_e='-ppl -fe=$@'
a758c5e2 2843 _cc_o='-fe=$@'
a758c5e2
MR
2844 _depflags='-ppa -ppd=$(@:.o=.d)'
2845 _cflags_speed='-O3 -mf=5'
2846 _cflags_size='-O3 -mf=2'
2847 _flags_filter=tms470_flags
2848 elif $_cc -v 2>&1 | grep -q clang; then
2849 _type=clang
2850 _ident=$($_cc --version | head -n1)
9e057f53 2851 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2852 _cflags_speed='-O3'
2853 _cflags_size='-Os'
2854 elif $_cc -V 2>&1 | grep -q Sun; then
2855 _type=suncc
2856 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2857 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2858 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2859 _ldflags='-std=c99'
2860 _cflags_speed='-O5'
2861 _cflags_size='-O5 -xspace'
2862 _flags_filter=suncc_flags
2863 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2864 _type=pathscale
2865 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2866 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2867 _cflags_speed='-O2'
2868 _cflags_size='-Os'
2869 _flags_filter='filter_out -Wdisabled-optimization'
2870 elif $_cc -v 2>&1 | grep -q Open64; then
2871 _type=open64
2872 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2873 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2874 _cflags_speed='-O2'
2875 _cflags_size='-Os'
2876 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2877 elif $_cc -V 2>&1 | grep -q Portland; then
2878 _type=pgi
2879 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2880 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2881 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2882 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2883 _cflags_noopt="-O1"
2884 _flags_filter=pgi_flags
dfa559bc
RB
2885 elif $_cc 2>&1 | grep -q Microsoft; then
2886 _type=msvc
2887 _ident=$($cc 2>&1 | head -n1)
2888 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2889 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2890 _cflags_speed="-O2"
2891 _cflags_size="-O1"
dfa559bc 2892 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2893 _ld_o='-out:$@'
dfa559bc
RB
2894 else
2895 _ld_o='-Fe$@'
2896 fi
ea9f7173
MS
2897 _cc_o='-Fo$@'
2898 _cc_e='-P -Fi$@'
dfa559bc
RB
2899 _flags_filter=msvc_flags
2900 _ld_lib='lib%.a'
2901 _ld_path='-libpath:'
2902 _flags='-nologo'
09f2581d 2903 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2904 if [ $pfx = hostcc ]; then
6a0200f2 2905 append _cflags -Dsnprintf=_snprintf
dfa559bc 2906 fi
322e4194
AS
2907 elif $_cc 2>&1 | grep -q Intel; then
2908 _type=icl
2909 _ident=$($cc 2>&1 | head -n1)
2910 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2911 # Not only is O3 broken on 13.x+ but it is slower on all previous
2912 # versions (tested) as well.
322e4194
AS
2913 _cflags_speed="-O2"
2914 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2915 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2916 _ld_o='-out:$@'
322e4194
AS
2917 else
2918 _ld_o='-Fe$@'
2919 fi
ea9f7173 2920 _cc_o='-Fo$@'
322e4194 2921 _cc_e='-P'
14fb9d3d 2922 _flags_filter=icl_flags
322e4194
AS
2923 _ld_lib='lib%.a'
2924 _ld_path='-libpath:'
ace87c19 2925 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2926 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2927 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2928 # with MSVC which enables it by default.
e0d6e2fc 2929 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2930 if [ $pfx = hostcc ]; then
2931 append _cflags -Dsnprintf=_snprintf
2932 fi
e5d45e02
LB
2933 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2934 _type=cparser
2935 _ident=$($_cc --version | head -n1)
2936 _depflags='-MMD'
2937 _cflags_speed='-O4'
2938 _cflags_size='-O2'
2939 _flags_filter=cparser_flags
aef6bd1b 2940 fi
a758c5e2
MR
2941
2942 eval ${pfx}_type=\$_type
2943 eval ${pfx}_ident=\$_ident
2944}
2945
2946set_ccvars(){
23565c26 2947 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2948 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2949 eval ${1}_O=\${_cc_o-\${${1}_O}}
2950
2951 if [ -n "$_depflags" ]; then
2952 eval ${1}_DEPFLAGS=\$_depflags
2953 else
2954 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2955 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2956 eval DEP${1}FLAGS=\$_flags
2957 fi
2958}
2959
2960probe_cc cc "$cc"
2961cflags_filter=$_flags_filter
2962cflags_speed=$_cflags_speed
2963cflags_size=$_cflags_size
2964cflags_noopt=$_cflags_noopt
2965add_cflags $_flags $_cflags
2966cc_ldflags=$_ldflags
2967set_ccvars CC
2968
2969probe_cc hostcc "$host_cc"
2970host_cflags_filter=$_flags_filter
a758c5e2 2971add_host_cflags $_flags $_cflags
a758c5e2 2972set_ccvars HOSTCC
629687f6 2973
851ffa80
MR
2974test -n "$cc_type" && enable $cc_type ||
2975 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2976
75bafbac 2977: ${as_default:=$cc}
50567afa 2978: ${dep_cc_default:=$cc}
684b28e0 2979: ${ld_default:=$cc}
095792f2
MR
2980: ${host_ld_default:=$host_cc}
2981set_default ar as dep_cc ld host_ld
75800dce 2982
a758c5e2
MR
2983probe_cc as "$as"
2984asflags_filter=$_flags_filter
2985add_asflags $_flags $_cflags
2986set_ccvars AS
2987
2988probe_cc ld "$ld"
2989ldflags_filter=$_flags_filter
2990add_ldflags $_flags $_ldflags
2991test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2992LD_O=${_ld_o-$LD_O}
8db73c61
MR
2993LD_LIB=${_ld_lib-$LD_LIB}
2994LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2995
095792f2
MR
2996probe_cc hostld "$host_ld"
2997host_ldflags_filter=$_flags_filter
2998add_host_ldflags $_flags $_ldflags
2999HOSTLD_O=${_ld_o-$HOSTLD_O}
3000
a758c5e2
MR
3001if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
3002 probe_cc depcc "$dep_cc"
3003 CCDEP=${_DEPCMD:-$DEPCMD}
3004 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
3005 DEPCCFLAGS=$_flags
3006fi
07dec06e 3007
3dbc777c
MR
3008if $ar 2>&1 | grep -q Microsoft; then
3009 arflags="-nologo"
3010 ar_o='-out:$@'
3011elif $ar 2>&1 | grep -q 'Texas Instruments'; then
3012 arflags="rq"
3013 ar_o='$@'
4822ee3c
DB
3014elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
3015 arflags='-Xany -r -c'
3016 ar_o='$@'
3dbc777c
MR
3017else
3018 arflags="rc"
3019 ar_o='$@'
3020fi
3021
7f32f40c 3022add_cflags $extra_cflags
2f2e6c7c 3023add_asflags $extra_cflags
7f32f40c 3024
154d432c
MR
3025if test -n "$sysroot"; then
3026 case "$cc_type" in
00ba041c 3027 gcc|llvm_gcc|clang)
467256f2 3028 add_cppflags --sysroot="$sysroot"
154d432c
MR
3029 add_ldflags --sysroot="$sysroot"
3030 ;;
6fec122a
MR
3031 tms470)
3032 add_cppflags -I"$sysinclude"
3033 add_ldflags --sysroot="$sysroot"
3034 ;;
154d432c
MR
3035 esac
3036fi
3037
d22c13a8 3038if test "$cpu" = host; then
ace87c19
DB
3039 enabled cross_compile &&
3040 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3041
3042 case "$cc_type" in
613a4e3f 3043 gcc|llvm_gcc)
d22c13a8
MR
3044 check_native(){
3045 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3046 sed -n "/cc1.*$1=/{
27ce1be8
MR
3047 s/.*$1=\\([^ ]*\\).*/\\1/
3048 p
3049 q
3050 }" $TMPE
d22c13a8
MR
3051 }
3052 cpu=$(check_native -march || check_native -mcpu)
3053 ;;
3054 esac
3055
ace87c19
DB
3056 test "${cpu:-host}" = host &&
3057 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3058fi
3059
e939cedd
MR
3060# Deal with common $arch aliases
3061case "$arch" in
5873b623
MR
3062 aarch64|arm64)
3063 arch="aarch64"
3064 ;;
e939cedd
MR
3065 arm*)
3066 arch="arm"
3067 ;;
2acda282 3068 mips*|IP*)
e939cedd
MR
3069 arch="mips"
3070 ;;
a6e9d649 3071 parisc*|hppa*)
e939cedd
MR
3072 arch="parisc"
3073 ;;
56203596 3074 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3075 arch="ppc"
3076 ;;
e939cedd
MR
3077 s390|s390x)
3078 arch="s390"
3079 ;;
3080 sh4|sh)
3081 arch="sh4"
3082 ;;
4cd217c0 3083 sun4u|sparc*)
e939cedd 3084 arch="sparc"
e939cedd 3085 ;;
c75848cd
DB
3086 tilegx|tile-gx)
3087 arch="tilegx"
3088 ;;
d33ed7b3 3089 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3090 arch="x86"
3091 ;;
3092esac
3093
851ffa80 3094is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3095enable $arch
e939cedd 3096
df5cdc24 3097# Add processor-specific flags
9ebd45c2 3098if enabled aarch64; then
33db40f8
MR
3099
3100 case $cpu in
3101 armv*)
3102 cpuflags="-march=$cpu"
3103 ;;
3104 *)
3105 cpuflags="-mcpu=$cpu"
3106 ;;
3107 esac
3108
3109elif enabled alpha; then
3110
3111 cpuflags="-mcpu=$cpu"
3112
3113elif enabled arm; then
3114
1234c66a
MR
3115 check_arm_arch() {
3116 check_cpp_condition stddef.h \
3117 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3118 $cpuflags
3119 }
3120
3121 probe_arm_arch() {
3122 if check_arm_arch 4; then echo armv4;
3123 elif check_arm_arch 4T; then echo armv4t;
3124 elif check_arm_arch 5; then echo armv5;
3125 elif check_arm_arch 5E; then echo armv5e;
3126 elif check_arm_arch 5T; then echo armv5t;
3127 elif check_arm_arch 5TE; then echo armv5te;
3128 elif check_arm_arch 5TEJ; then echo armv5te;
3129 elif check_arm_arch 6; then echo armv6;
3130 elif check_arm_arch 6J; then echo armv6j;
3131 elif check_arm_arch 6K; then echo armv6k;
3132 elif check_arm_arch 6Z; then echo armv6z;
3133 elif check_arm_arch 6ZK; then echo armv6zk;
3134 elif check_arm_arch 6T2; then echo armv6t2;
3135 elif check_arm_arch 7; then echo armv7;
3136 elif check_arm_arch 7A 7_A; then echo armv7-a;
3137 elif check_arm_arch 7R 7_R; then echo armv7-r;
3138 elif check_arm_arch 7M 7_M; then echo armv7-m;
3139 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3140 elif check_arm_arch 8A 8_A; then echo armv8-a;
3141 fi
3142 }
3143
3144 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3145
33db40f8
MR
3146 case $cpu in
3147 armv*)
3148 cpuflags="-march=$cpu"
3149 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3150 ;;
3151 *)
3152 cpuflags="-mcpu=$cpu"
3153 case $cpu in
3154 cortex-a*) subarch=armv7a ;;
3155 cortex-r*) subarch=armv7r ;;
3156 cortex-m*) enable thumb; subarch=armv7m ;;
3157 arm11*) subarch=armv6 ;;
3158 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3159 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3160 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3161 esac
3162 ;;
3163 esac
3164
f0fe245b
MR
3165 case "$subarch" in
3166 armv5t*) enable fast_clz ;;
3167 armv[6-8]*) enable fast_clz fast_unaligned ;;
3168 esac
3169
33db40f8
MR
3170elif enabled avr32; then
3171
3172 case $cpu in
3173 ap7[02]0[0-2])
3174 subarch="avr32_ap"
3175 cpuflags="-mpart=$cpu"
3176 ;;
3177 ap)
3178 subarch="avr32_ap"
3179 cpuflags="-march=$cpu"
3180 ;;
3181 uc3[ab]*)
3182 subarch="avr32_uc"
3183 cpuflags="-mcpu=$cpu"
3184 ;;
3185 uc)
3186 subarch="avr32_uc"
3187 cpuflags="-march=$cpu"
3188 ;;
3189 esac
3190
3191elif enabled bfin; then
3192
3193 cpuflags="-mcpu=$cpu"
3194
3195elif enabled mips; then
3196
3197 cpuflags="-march=$cpu"
3198
5d54c126 3199elif enabled ppc; then
343aef9b 3200
606cc8af
DB
3201 disable ldbrx
3202
56348891
MR
3203 case $(tolower $cpu) in
3204 601|ppc601|powerpc601)
9dbd5c3d 3205 cpuflags="-mcpu=601"
64ad53ff 3206 disable altivec
9dbd5c3d 3207 ;;
56348891 3208 603*|ppc603*|powerpc603*)
9dbd5c3d 3209 cpuflags="-mcpu=603"
64ad53ff 3210 disable altivec
9dbd5c3d 3211 ;;
56348891 3212 604*|ppc604*|powerpc604*)
9dbd5c3d 3213 cpuflags="-mcpu=604"
64ad53ff 3214 disable altivec
9dbd5c3d 3215 ;;
56348891 3216 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3217 cpuflags="-mcpu=750"
64ad53ff 3218 disable altivec
9dbd5c3d 3219 ;;
56348891 3220 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3221 cpuflags="-mcpu=7450"
9dbd5c3d 3222 ;;
56348891 3223 74*|ppc74*|powerpc74*)
7f1fcaf0 3224 cpuflags="-mcpu=7400"
9dbd5c3d 3225 ;;
313f9fbf 3226 g5|970|ppc970|powerpc970)
7f1fcaf0 3227 cpuflags="-mcpu=970"
9dbd5c3d 3228 ;;
313f9fbf 3229 power[3-7]*)
7f1fcaf0 3230 cpuflags="-mcpu=$cpu"
313f9fbf 3231 ;;
56348891 3232 cell)
9dbd5c3d
MR
3233 cpuflags="-mcpu=cell"
3234 enable ldbrx
3235 ;;
4ab26cb4
DB
3236 e500mc)
3237 cpuflags="-mcpu=e500mc"
3238 disable altivec
3239 ;;
7b0b81a1
AL
3240 e500v2)
3241 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3242 disable altivec
54f78816 3243 disable dcbzl
7b0b81a1
AL
3244 ;;
3245 e500)
3246 cpuflags="-mcpu=8540 -mhard-float"
3247 disable altivec
54f78816 3248 disable dcbzl
7b0b81a1 3249 ;;
9dbd5c3d 3250 esac
343aef9b 3251
33db40f8
MR
3252elif enabled sparc; then
3253
3254 case $cpu in
3255 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3256 cpuflags="-mcpu=$cpu"
33db40f8
MR
3257 ;;
3258 ultrasparc*|niagara[234])
3259 cpuflags="-mcpu=$cpu"
3260 ;;
3261 esac
3262
343aef9b
MR
3263elif enabled x86; then
3264
9dbd5c3d
MR
3265 case $cpu in
3266 i[345]86|pentium)
3267 cpuflags="-march=$cpu"
3268 disable mmx
3269 ;;
f54b5505 3270 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3271 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3272 cpuflags="-march=$cpu"
f54b5505 3273 disable i686
9dbd5c3d 3274 ;;
f54b5505 3275 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3276 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3277 cpuflags="-march=$cpu"
f54b5505 3278 enable i686
9dbd5c3d
MR
3279 enable fast_cmov
3280 ;;
3281 # targets that do support conditional mov but on which it's slow
3282 pentium4|pentium4m|prescott|nocona)
3283 cpuflags="-march=$cpu"
f54b5505 3284 enable i686
9dbd5c3d
MR
3285 disable fast_cmov
3286 ;;
3287 esac
343aef9b 3288
343aef9b
MR
3289fi
3290
9ebd45c2
MR
3291if [ "$cpu" != generic ]; then
3292 add_cflags $cpuflags
3293 add_asflags $cpuflags
3294fi
df5cdc24 3295
993f2d0f
MR
3296# compiler sanity check
3297check_exec <<EOF
3298int main(void){ return 0; }
3299EOF
3300if test "$?" != 0; then
3301 echo "$cc is unable to create an executable file."
3302 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3303 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3304 echo "Only do this if you know what cross compiling means."
3305 fi
3306 die "C compiler test failed."
3307fi
3308
046f081b 3309add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3310check_cflags -std=c99
50a334e4 3311check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3312#include <stdlib.h>
3313EOF
50a334e4 3314check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3315#include <stdlib.h>
3316EOF
e9b9a2f8 3317
8267f936 3318add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3319check_host_cflags -std=c99
0a6db2a2 3320check_host_cflags -Wall
8267f936 3321check_host_cflags -O3
f0125de9 3322
d4c99513
MR
3323check_64bit(){
3324 arch32=$1
3325 arch64=$2
3326 expr=$3
3327 check_code cc "" "int test[2*($expr) - 1]" &&
3328 subarch=$arch64 || subarch=$arch32
3329}
3330
b24dbcbd 3331case "$arch" in
d11cb13b 3332 aarch64|alpha|ia64)
2acda282
MR
3333 spic=$shared
3334 ;;
3335 mips)
3336 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3337 spic=$shared
b24dbcbd 3338 ;;
a6e9d649
MR
3339 parisc)
3340 check_64bit parisc parisc64 'sizeof(void *) > 4'
3341 spic=$shared