build: do not append $(FFLIBS-) to $(FFLIBS) if $(NAME) is not defined
[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
4d58e4cb 111 --disable-avserver disable avserver build
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]
44617d6e 195 --enable-libopus enable Opus decoding 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 [$target_os]
226 --target-exec=CMD command to run executables on target
227 --target-path=DIR path to view of build directory on target
ba13606c 228 --target-samples=DIR path to samples directory on target
aeeb782c 229 --toolchain=NAME set tool defaults according to NAME
5926603a 230 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
06454877 231 --nm=NM use nm tool
121d78d0 232 --ar=AR use archive tool AR [$ar_default]
06454877
MR
233 --as=AS use assembler AS [$as_default]
234 --cc=CC use C compiler CC [$cc_default]
193cdd9a 235 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877 236 --ld=LD use linker LD
390acbea
LB
237 --pkg-config=PKGCONF use pkg-config PKGCONF [$pkg_config_default]
238 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
06454877
MR
239 --host-cc=HOSTCC use host C compiler HOSTCC
240 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 241 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 242 --host-ld=HOSTLD use host linker HOSTLD
06454877
MR
243 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
244 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 245 --host-os=OS compiler host OS [$target_os]
06454877
MR
246 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
247 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
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):
c8a4ae00 267 --disable-asm disable all assembler 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
afb5ed55 289 --disable-inline-asm disable use of inline assembler
06454877 290 --disable-yasm disable use of yasm assembler
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 "$@")
57bd82d4
MR
681}
682
0673ede9
VG
683add_stripflags(){
684 append STRIPFLAGS "$@"
685}
686
57bd82d4 687add_extralibs(){
64933b6c 688 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
689}
690
4cc4b33f
DB
691add_host_cppflags(){
692 append host_cppflags "$@"
693}
694
6c3fa06a
MR
695add_host_cflags(){
696 append host_cflags $($host_cflags_filter "$@")
697}
698
699add_host_ldflags(){
700 append host_ldflags $($host_ldflags_filter "$@")
701}
702
84e65c76
MR
703add_compat(){
704 append compat_objs $1
705 shift
706 map 'add_cppflags -D$v' "$@"
707}
708
b0cfb663 709check_cmd(){
b3cb5d51 710 log "$@"
2270b4b2 711 "$@" >> $logfile 2>&1
b0cfb663
MR
712}
713
b2704a65
MR
714cc_o(){
715 eval printf '%s\\n' $CC_O
716}
717
18031c49
MR
718cc_e(){
719 eval printf '%s\\n' $CC_E
720}
721
dcd479c0 722check_cc(){
57bd82d4 723 log check_cc "$@"
2270b4b2 724 cat > $TMPC
720c69da 725 log_file $TMPC
23565c26 726 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
727}
728
729check_cpp(){
730 log check_cpp "$@"
2270b4b2 731 cat > $TMPC
720c69da 732 log_file $TMPC
18031c49 733 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
734}
735
df0d6341
MR
736as_o(){
737 eval printf '%s\\n' $AS_O
738}
739
f65883c8
MR
740check_as(){
741 log check_as "$@"
7fd90119
MR
742 cat > $TMPS
743 log_file $TMPS
744 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
745}
746
575db883
DB
747check_inline_asm(){
748 log check_inline_asm "$@"
940f335a 749 name="$1"
3784e82e 750 code="$2"
940f335a 751 shift 2
49214f61 752 disable $name
7fd90119 753 check_cc "$@" <<EOF && enable $name
3784e82e 754void foo(void){ __asm__ volatile($code); }
940f335a
MR
755EOF
756}
757
c6ebc9fa
MR
758check_insn(){
759 log check_insn "$@"
760 check_inline_asm ${1}_inline "\"$2\""
761 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
762}
763
304d586d
LM
764check_yasm(){
765 log check_yasm "$@"
766 echo "$1" > $TMPS
767 log_file $TMPS
768 shift 1
769 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
770}
771
29b64b68
MR
772ld_o(){
773 eval printf '%s\\n' $LD_O
774}
775
dcd479c0 776check_ld(){
57bd82d4 777 log check_ld "$@"
66a1ccd7
MR
778 flags=$(filter_out '-l*' "$@")
779 libs=$(filter '-l*' "$@")
01d31e16 780 check_cc $($cflags_filter $flags) || return
64933b6c
MR
781 flags=$($ldflags_filter $flags)
782 libs=$($ldflags_filter $libs)
29b64b68 783 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
784}
785
52ccc4a0
DB
786print_include(){
787 hdr=$1
788 test "${hdr%.h}" = "${hdr}" &&
789 echo "#include $hdr" ||
790 echo "#include <$hdr>"
791}
792
5adc829e
MR
793check_code(){
794 log check_code "$@"
795 check=$1
796 headers=$2
797 code=$3
798 shift 3
799 {
800 for hdr in $headers; do
52ccc4a0 801 print_include $hdr
5adc829e
MR
802 done
803 echo "int main(void) { $code; return 0; }"
804 } | check_$check "$@"
805}
806
50a334e4
MR
807check_cppflags(){
808 log check_cppflags "$@"
caf458dd 809 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
810int x;
811EOF
812}
813
23157d72
DB
814test_cflags(){
815 log test_cflags "$@"
01d31e16 816 set -- $($cflags_filter "$@")
23157d72 817 check_cc "$@" <<EOF
dcd479c0
MR
818int x;
819EOF
820}
821
23157d72
DB
822check_cflags(){
823 log check_cflags "$@"
824 test_cflags "$@" && add_cflags "$@"
825}
826
2ed46eea
MR
827test_ldflags(){
828 log test_ldflags "$@"
829 check_ld "$@" <<EOF
c23a0ac8 830int main(void){ return 0; }
dcd479c0
MR
831EOF
832}
833
2ed46eea
MR
834check_ldflags(){
835 log check_ldflags "$@"
836 test_ldflags "$@" && add_ldflags "$@"
837}
838
0673ede9
VG
839test_stripflags(){
840 log test_stripflags "$@"
841 # call check_cc to get a fresh TMPO
842 check_cc <<EOF
843int main(void) { return 0; }
844EOF
845 check_cmd $strip $STRIPFLAGS "$@" $TMPO
846}
847
848check_stripflags(){
849 log check_stripflags "$@"
850 test_stripflags "$@" && add_stripflags "$@"
851}
852
dcd479c0 853check_header(){
57bd82d4 854 log check_header "$@"
dcd479c0
MR
855 header=$1
856 shift
b77df637
MR
857 disable_safe $header
858 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
859#include <$header>
860int x;
861EOF
862}
863
864check_func(){
57bd82d4 865 log check_func "$@"
dcd479c0
MR
866 func=$1
867 shift
d8bc5f06
MR
868 disable $func
869 check_ld "$@" <<EOF && enable $func
dcd479c0 870extern int $func();
c23a0ac8 871int main(void){ $func(); }
dcd479c0
MR
872EOF
873}
874
645d2652 875check_mathfunc(){
6b73c0ae 876 log check_mathfunc "$@"
645d2652 877 func=$1
1aa07aa2
MR
878 narg=$2
879 shift 2
880 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
881 disable $func
882 check_ld "$@" <<EOF && enable $func
883#include <math.h>
1aa07aa2 884float foo(float f, float g) { return $func($args); }
33bd38db 885int main(void){ return 0; }
645d2652
MR
886EOF
887}
888
2446d3d6
DB
889check_func_headers(){
890 log check_func_headers "$@"
f8d7b072 891 headers=$1
edaf1ae2 892 funcs=$2
f8d7b072 893 shift 2
edaf1ae2
MR
894 {
895 for hdr in $headers; do
52ccc4a0 896 print_include $hdr
edaf1ae2
MR
897 done
898 for func in $funcs; do
899 echo "long check_$func(void) { return (long) $func; }"
900 done
901 echo "int main(void) { return 0; }"
902 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
903}
904
a5344cf7
SS
905check_cpp_condition(){
906 log check_cpp_condition "$@"
907 header=$1
908 condition=$2
f855b7b9 909 shift 2
cd52ec95 910 check_cpp "$@" <<EOF
a5344cf7
SS
911#include <$header>
912#if !($condition)
913#error "unsatisfied condition: $condition"
914#endif
915EOF
916}
917
57bd82d4
MR
918check_lib(){
919 log check_lib "$@"
920 header="$1"
921 func="$2"
922 shift 2
84400e9d 923 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
924}
925
f8d7b072
MR
926check_lib2(){
927 log check_lib2 "$@"
928 headers="$1"
edaf1ae2 929 funcs="$2"
f8d7b072 930 shift 2
edaf1ae2 931 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
932}
933
3f8040db
MR
934check_pkg_config(){
935 log check_pkg_config "$@"
936 pkg="$1"
937 headers="$2"
938 funcs="$3"
939 shift 3
7f9e893f 940 check_cmd $pkg_config --exists --print-errors $pkg || return
390acbea
LB
941 pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
942 pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
3f8040db
MR
943 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
944 set_safe ${pkg}_cflags $pkg_cflags &&
945 set_safe ${pkg}_libs $pkg_libs
946}
947
dcd479c0 948check_exec(){
2270b4b2 949 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
950}
951
7dfef245 952check_exec_crash(){
5e622c40 953 code=$(cat)
7dfef245
MR
954
955 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
956 # are safe but may not be available everywhere. Thus we use
957 # raise(SIGTERM) instead. The check is run in a subshell so we
958 # can redirect the "Terminated" message from the shell. SIGBUS
959 # is not defined by standard C so it is used conditionally.
960
2270b4b2 961 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
962#include <signal.h>
963static void sighandler(int sig){
964 raise(SIGTERM);
965}
692dd8ed
MR
966int foo(void){
967 $code
968}
9495cd17 969int (*func_ptr)(void) = foo;
e5af4a11 970int main(void){
7dfef245
MR
971 signal(SIGILL, sighandler);
972 signal(SIGFPE, sighandler);
973 signal(SIGSEGV, sighandler);
974#ifdef SIGBUS
975 signal(SIGBUS, sighandler);
976#endif
9495cd17 977 return func_ptr();
7dfef245
MR
978}
979EOF
980}
981
72be9e73
DY
982check_type(){
983 log check_type "$@"
984 headers=$1
985 type=$2
986 shift 2
ae550ce9 987 disable_safe "$type"
5adc829e 988 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
989}
990
14d36751 991check_struct(){
813b82b9 992 log check_struct "$@"
14d36751
MR
993 headers=$1
994 struct=$2
995 member=$3
996 shift 3
997 disable_safe "${struct}_${member}"
5adc829e
MR
998 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
999 enable_safe "${struct}_${member}"
14d36751
MR
1000}
1001
9c7d85b3
DB
1002check_builtin(){
1003 log check_builtin "$@"
1004 name=$1
1005 headers=$2
1006 builtin=$3
1007 shift 3
1008 disable "$name"
1009 check_code ld "$headers" "$builtin" "$@" && enable "$name"
1010}
1011
e854b8f9
AK
1012check_compile_assert(){
1013 log check_compile_assert "$@"
1014 name=$1
1015 headers=$2
1016 condition=$3
1017 shift 3
1018 disable "$name"
1019 check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1020}
1021
57bd82d4
MR
1022require(){
1023 name="$1"
1024 header="$2"
1025 func="$3"
1026 shift 3
1027 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1028}
1029
f8d7b072
MR
1030require2(){
1031 name="$1"
1032 headers="$2"
1033 func="$3"
1034 shift 3
1035 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1036}
1037
3f8040db
MR
1038require_pkg_config(){
1039 pkg="$1"
1040 check_pkg_config "$@" || die "ERROR: $pkg not found"
1041 add_cflags $(get_safe ${pkg}_cflags)
1042 add_extralibs $(get_safe ${pkg}_libs)
1043}
1044
27565164
DB
1045hostcc_e(){
1046 eval printf '%s\\n' $HOSTCC_E
1047}
1048
ae43c4c0
MR
1049hostcc_o(){
1050 eval printf '%s\\n' $HOSTCC_O
1051}
1052
f0125de9
MR
1053check_host_cc(){
1054 log check_host_cc "$@"
1055 cat > $TMPC
1056 log_file $TMPC
ae43c4c0 1057 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1058}
1059
27565164
DB
1060check_host_cpp(){
1061 log check_host_cpp "$@"
1062 cat > $TMPC
1063 log_file $TMPC
1064 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1065}
1066
4cc4b33f
DB
1067check_host_cppflags(){
1068 log check_host_cppflags "$@"
1069 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1070int x;
1071EOF
1072}
1073
f0125de9
MR
1074check_host_cflags(){
1075 log check_host_cflags "$@"
6c3fa06a 1076 set -- $($host_cflags_filter "$@")
f0125de9
MR
1077 check_host_cc "$@" <<EOF && append host_cflags "$@"
1078int x;
1079EOF
1080}
1081
27565164
DB
1082check_host_cpp_condition(){
1083 log check_host_cpp_condition "$@"
1084 header=$1
1085 condition=$2
1086 shift 2
1087 check_host_cpp "$@" <<EOF
1088#include <$header>
1089#if !($condition)
1090#error "unsatisfied condition: $condition"
1091#endif
1092EOF
1093}
1094
c505dd31
MR
1095apply(){
1096 file=$1
1097 shift
1098 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1099}
1100
c34681df 1101cp_if_changed(){
5e27ec28
MR
1102 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1103 mkdir -p "$(dirname $2)"
4ebc6a74 1104 $cp_f "$1" "$2"
c34681df
MR
1105}
1106
dcd61286
DB
1107# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1108# system-dependent things.
1109
4a0d6686
AJ
1110COMPONENT_LIST="
1111 bsfs
1112 decoders
1113 demuxers
1114 encoders
3cde40aa 1115 filters
5666fd73 1116 hwaccels
c552605c 1117 indevs
4a0d6686 1118 muxers
c552605c 1119 outdevs
4a0d6686
AJ
1120 parsers
1121 protocols
1122"
1123
ab81f24a 1124EXAMPLE_LIST="
b339182e 1125 avcodec_example
e7dfaf16 1126 filter_audio_example
b339182e 1127 metadata_example
ab81f24a 1128 output_example
10421bcf 1129 transcode_aac_example
ab81f24a
DB
1130"
1131
3fc09b00
MR
1132EXTERNAL_LIBRARY_LIST="
1133 avisynth
1134 bzlib
1135 frei0r
1136 gnutls
1c0210c7 1137 libbs2b
3fc09b00
MR
1138 libcdio
1139 libdc1394
1140 libfaac
1141 libfdk_aac
f1b239ec 1142 libfontconfig
3fc09b00
MR
1143 libfreetype
1144 libgsm
1145 libilbc
1146 libmp3lame
1147 libopencore_amrnb
1148 libopencore_amrwb
1149 libopencv
1150 libopenjpeg
1151 libopus
1152 libpulse
1153 librtmp
1154 libschroedinger
1155 libspeex
1156 libtheora
718907cd 1157 libtwolame
3fc09b00
MR
1158 libvo_aacenc
1159 libvo_amrwbenc
1160 libvorbis
1161 libvpx
84d3ff50 1162 libwavpack
be7c3231 1163 libwebp
3fc09b00 1164 libx264
50ea9315 1165 libx265
3fc09b00
MR
1166 libxavs
1167 libxvid
1168 openssl
1169 x11grab
1170 zlib
1171"
1172
d0adf55c
DB
1173FEATURE_LIST="
1174 gray
1175 hardcoded_tables
1176 runtime_cpudetect
1177 safe_bitstream_reader
1178 shared
1179 small
1180 sram
1181 static
1182 swscale_alpha
1183"
1184
70b348ec
DB
1185HWACCEL_LIST="
1186 dxva2
1187 vaapi
1188 vda
1189 vdpau
1190"
7caf48e0 1191
d89f2fa9
DB
1192LIBRARY_LIST="
1193 avcodec
1194 avdevice
1195 avfilter
1196 avformat
1197 avresample
1198 avutil
1199 swscale
1200"
1201
d0adf55c
DB
1202LICENSE_LIST="
1203 gpl
1204 nonfree
1205 version3
1206"
1207
055c61b8
DB
1208PROGRAM_LIST="
1209 avconv
1210 avplay
1211 avprobe
1212 avserver
055c61b8
DB
1213"
1214
d0adf55c 1215SUBSYSTEM_LIST="
7f3f5f46 1216 dct
4da3f410 1217 doc
0b499c9b 1218 error_resilience
1848f7d9 1219 fft
b781cc12 1220 lsp
2a91ada8 1221 lzo
47a158cb 1222 mdct
d0adf55c
DB
1223 network
1224 rdft
1225"
1226
1227CONFIG_LIST="
1228 $COMPONENT_LIST
1229 $EXAMPLE_LIST
1230 $EXTERNAL_LIBRARY_LIST
1231 $FEATURE_LIST
1232 $HWACCEL_LIST
1233 $LICENSE_LIST
1234 $LIBRARY_LIST
1235 $PROGRAM_LIST
1236 $SUBSYSTEM_LIST
c88f5d72 1237 memalign_hack
44a0a98f 1238 neon_clobber_test
8a3c8627 1239 pic
7caf48e0 1240 pod2man
f187557a 1241 texi2html
8986fddc 1242 thumb
7e4d9d5d 1243 xmm_clobber_test
4a0d6686 1244"
c88f5d72 1245
7caf48e0 1246THREADS_LIST="
8eee7025
DB
1247 pthreads
1248 w32threads
7caf48e0 1249"
8eee7025 1250
7caf48e0 1251ATOMICS_LIST="
f9f6402e 1252 atomics_gcc
f9f6402e 1253 atomics_suncc
93e65e9a 1254 atomics_win32
7caf48e0 1255"
f9f6402e 1256
7caf48e0 1257ARCH_LIST="
5873b623 1258 aarch64
3f5b56e5 1259 alpha
a2fc0f6a 1260 arm
fdcd782d
MR
1261 avr32
1262 avr32_ap
1263 avr32_uc
3f5b56e5
MR
1264 bfin
1265 ia64
1266 m68k
1267 mips
bae3abb0 1268 mips64
3f5b56e5 1269 parisc
79cb09b2 1270 ppc
34d11b87 1271 ppc64
3f5b56e5
MR
1272 s390
1273 sh4
1274 sparc
1275 sparc64
c75848cd
DB
1276 tilegx
1277 tilepro
0844bae1 1278 tomi
3f5b56e5
MR
1279 x86
1280 x86_32
1281 x86_64
7caf48e0 1282"
3f5b56e5 1283
7caf48e0 1284ARCH_EXT_LIST_ARM="
81dfa21e
MR
1285 armv5te
1286 armv6
1287 armv6t2
8675bcb0 1288 armv8
81dfa21e 1289 neon
b3267559 1290 vfp
81dfa21e 1291 vfpv3
7caf48e0 1292"
81dfa21e 1293
7caf48e0 1294ARCH_EXT_LIST_X86_SIMD="
3bf96eec 1295 amd3dnow
a1ef9f08 1296 amd3dnowext
50cd43f2 1297 avx
4d6ee072 1298 avx2
1b932eb1 1299 fma3
50cd43f2
DB
1300 fma4
1301 mmx
1302 mmxext
1303 sse
1304 sse2
1305 sse3
1306 sse4
1307 sse42
1308 ssse3
7caf48e0
DB
1309 xop
1310"
50cd43f2 1311
7a650caf
DB
1312ARCH_EXT_LIST_PPC="
1313 altivec
1314 dcbzl
1315 ldbrx
1316 ppc4xx
1317"
1318
84bf8817
DB
1319ARCH_EXT_LIST_X86="
1320 $ARCH_EXT_LIST_X86_SIMD
1321 cpunop
1322 i686
1323"
1324
50cd43f2 1325ARCH_EXT_LIST="
81dfa21e 1326 $ARCH_EXT_LIST_ARM
7a650caf 1327 $ARCH_EXT_LIST_PPC
50cd43f2 1328 $ARCH_EXT_LIST_X86
7a650caf
DB
1329 loongson
1330 vis
50cd43f2 1331"
3f5b56e5 1332
7a650caf
DB
1333ARCH_FEATURES="
1334 aligned_stack
1335 fast_64bit
1336 fast_clz
1337 fast_cmov
1338 local_aligned_8
1339 local_aligned_16
1340"
1341
1342BUILTIN_LIST="
1343 atomic_cas_ptr
1344 machine_rw_barrier
1345 MemoryBarrier
1346 mm_empty
1347 rdtsc
1348 sync_val_compare_and_swap
1349"
7caf48e0 1350HAVE_LIST_CMDLINE="
fd712a55
DB
1351 inline_asm
1352 symver
1353 yasm
7caf48e0 1354"
fd712a55 1355
7caf48e0 1356HAVE_LIST_PUB="
a3e02a8c 1357 bigendian
d268eee9 1358 fast_unaligned
7caf48e0 1359"
a3e02a8c 1360
7a650caf
DB
1361HEADERS_LIST="
1362 alsa_asoundlib_h
1363 altivec_h
1364 arpa_inet_h
1365 cdio_paranoia_h
1366 cdio_paranoia_paranoia_h
1367 dev_bktr_ioctl_bt848_h
1368 dev_bktr_ioctl_meteor_h
1369 dev_ic_bt8xx_h
1370 dev_video_bktr_ioctl_bt848_h
1371 dev_video_meteor_ioctl_meteor_h
1372 direct_h
1373 dlfcn_h
1374 dxva_h
1375 gsm_h
1376 io_h
1377 mach_mach_time_h
1378 machine_ioctl_bt848_h
1379 machine_ioctl_meteor_h
1380 malloc_h
1381 poll_h
1382 sndio_h
1383 soundcard_h
1384 sys_mman_h
1385 sys_param_h
1386 sys_resource_h
1387 sys_select_h
1388 sys_soundcard_h
1389 sys_time_h
1390 sys_un_h
1391 sys_videoio_h
1392 unistd_h
1393 windows_h
1394 winsock2_h
1395"
1396
79042ab3 1397MATH_FUNCS="
fab0a8b2
MR
1398 atanf
1399 atan2f
79042ab3 1400 cbrtf
fab0a8b2 1401 cosf
79042ab3
DB
1402 exp2
1403 exp2f
fab0a8b2 1404 expf
79042ab3
DB
1405 isinf
1406 isnan
fab0a8b2 1407 ldexpf
79042ab3
DB
1408 llrint
1409 llrintf
1410 log2
1411 log2f
fab0a8b2 1412 log10f
79042ab3
DB
1413 lrint
1414 lrintf
fab0a8b2 1415 powf
79042ab3
DB
1416 rint
1417 round
1418 roundf
fab0a8b2 1419 sinf
79042ab3
DB
1420 trunc
1421 truncf
1422"
1423
7a650caf 1424SYSTEM_FUNCS="
be1a839c 1425 aligned_malloc
ecf97f22 1426 closesocket
15caccb9 1427 CommandLineToArgvW
a61c2115 1428 CoTaskMemFree
1093383d 1429 CryptGenRandom
c88f5d72 1430 dlopen
534a2231 1431 fcntl
e854b8f9 1432 flt_lim
9d99cc5a 1433 fork
84882df6 1434 getaddrinfo
da9e86f8 1435 gethrtime
667fb97a 1436 getopt
02e8f427 1437 GetProcessAffinityMask
fc5607f8 1438 GetProcessMemoryInfo
4e68cb8a 1439 GetProcessTimes
66be5b45 1440 getrusage
c3e73100 1441 getservbyport
7caf48e0 1442 GetSystemTimeAsFileTime
61183b5a 1443 gettimeofday
2e1913b1 1444 inet_aton
abfc8d05 1445 isatty
8772997d 1446 jack_port_get_latency_range
a5b64584 1447 localtime_r
c708b540 1448 mach_absolute_time
73f6d31e 1449 MapViewOfFile
c88f5d72 1450 memalign
6ffa87d3 1451 mkstemp
0328b9ea 1452 mmap
e98b02de 1453 mprotect
d3d3a32c 1454 nanosleep
1f91cdce 1455 posix_memalign
ea4d5f48 1456 sched_getaffinity
7e6a11bc 1457 SetConsoleTextAttribute
b507ebd1 1458 setmode
3e0b1c9a 1459 setrlimit
d3d3a32c 1460 Sleep
87958234 1461 strerror_r
6379900c 1462 strptime
7a650caf
DB
1463 sysconf
1464 sysctl
1465 usleep
1466 VirtualAlloc
1467"
1468
1469TOOLCHAIN_FEATURES="
1470 asm_mod_q
1471 attribute_may_alias
1472 attribute_packed
1473 ebp_available
1474 ebx_available
1475 gnu_as
1476 ibm_asm
1477 inline_asm_labels
1478 pragma_deprecated
1479 symver_asm_label
1480 symver_gnu_asm
1481 vfp_args
1482 xform_asm
1483 xmm_clobbers
1484"
1485
1486TYPES_LIST="
1487 socklen_t
c0018613 1488 struct_addrinfo
75d339e0
MS
1489 struct_group_source_req
1490 struct_ip_mreq_source
b4d68544 1491 struct_ipv6_mreq
cdee08e3 1492 struct_pollfd
3e0b1c9a 1493 struct_rusage_ru_maxrss
b4d68544 1494 struct_sockaddr_in6
3b2372bf 1495 struct_sockaddr_sa_len
33a4dbdd 1496 struct_sockaddr_storage
a6a4793d 1497 struct_v4l2_frmivalenum_discrete
7a650caf
DB
1498"
1499
1500HAVE_LIST="
1501 $ARCH_EXT_LIST
1502 $(add_suffix _external $ARCH_EXT_LIST)
1503 $(add_suffix _inline $ARCH_EXT_LIST)
1504 $ARCH_FEATURES
1505 $ATOMICS_LIST
1506 $BUILTIN_LIST
1507 $HAVE_LIST_CMDLINE
1508 $HAVE_LIST_PUB
1509 $HEADERS_LIST
1510 $MATH_FUNCS
1511 $SYSTEM_FUNCS
1512 $THREADS_LIST
1513 $TOOLCHAIN_FEATURES
1514 $TYPES_LIST
1515 atomics_native
1516 dos_paths
a61c2115 1517 dxva2_lib
7a650caf
DB
1518 libc_msvcrt
1519 libdc1394_1
1520 libdc1394_2
1521 sdl
b265431e 1522 threads
7671dd7c 1523 vdpau_x11
7671dd7c 1524 xlib
0cb78cef 1525"
44161118 1526
511cf612 1527# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1528CONFIG_EXTRA="
87849592 1529 aandcttables
bfe9f48a 1530 ac3dsp
aa11cb79 1531 audio_frame_queue
8ef33497 1532 cabac
b93b27ed 1533 dsputil
bfe9f48a 1534 gcrypt
478fd534 1535 golomb
9cad0e4e 1536 gplv3
0338c396 1537 h263dsp
478fd534
DB
1538 h264chroma
1539 h264dsp
1540 h264pred
915a2a0a 1541 h264qpel
68d8238c 1542 hpeldsp
478fd534 1543 huffman
dc4d726b 1544 intrax8
9cad0e4e 1545 lgplv3
478fd534 1546 lpc
1e164c0b 1547 mpegaudio
bfe9f48a 1548 mpegaudiodsp
18bbca1f 1549 mpegvideo
ad08dfd5 1550 mpegvideoenc
bfe9f48a 1551 nettle
f704a079 1552 rangecoder
255d9c57 1553 riffdec
3dd5c95d 1554 riffenc
bfe9f48a 1555 rtpdec
5ad2f0bf 1556 rtpenc_chain
bfe9f48a 1557 sinewin
57f09608 1558 tpeldsp
8c53d39e 1559 videodsp
ab9f9876 1560 vp3dsp
b6bb00b0
MR
1561"
1562
520cc7f1 1563CMDLINE_SELECT="
3f5b56e5 1564 $ARCH_EXT_LIST
520cc7f1 1565 $CONFIG_LIST
fd712a55 1566 $HAVE_LIST_CMDLINE
8eee7025 1567 $THREADS_LIST
c8a4ae00 1568 asm
db6107b6 1569 cross_compile
520cc7f1
MR
1570 debug
1571 extra_warnings
8c6afa4d 1572 logging
65d12900 1573 lto
d2bbb2f7 1574 optimizations
520cc7f1 1575"
426be5dc 1576
7caf48e0 1577PATHS_LIST="
d156bede 1578 bindir
14a8acf1 1579 datadir
f4ca970d 1580 docdir
26759c44
MR
1581 incdir
1582 libdir
26759c44
MR
1583 mandir
1584 prefix
1585 shlibdir
7caf48e0 1586"
426be5dc
DB
1587
1588CMDLINE_SET="
1589 $PATHS_LIST
121d78d0 1590 ar
426be5dc 1591 arch
313c46a6 1592 as
426be5dc
DB
1593 build_suffix
1594 cc
1595 cpu
1596 cross_prefix
50567afa 1597 dep_cc
ac63af34 1598 extra_version
9da6609f
MR
1599 host_cc
1600 host_cflags
095792f2 1601 host_ld
9da6609f
MR
1602 host_ldflags
1603 host_libs
82bb3329 1604 host_os
684b28e0 1605 ld
426be5dc 1606 logfile
4ae40685 1607 malloc_prefix
89641463 1608 nm
9cd7b854 1609 optflags
3f8040db 1610 pkg_config
390acbea 1611 pkg_config_flags
154caa67 1612 random_seed
2fad0977 1613 samples
c5200f17
MR
1614 sysinclude
1615 sysroot
a7ada2ba 1616 target_exec
26759c44 1617 target_os
a7ada2ba 1618 target_path
ba13606c 1619 target_samples
aeeb782c 1620 toolchain
426be5dc 1621"
520cc7f1 1622
89f2932b
MR
1623CMDLINE_APPEND="
1624 extra_cflags
4cc4b33f 1625 host_cppflags
89f2932b
MR
1626"
1627
912f3148
DB
1628# code dependency declarations
1629
9eeed841 1630# architecture extensions
808fa33c 1631
a2fc0f6a
MR
1632armv5te_deps="arm"
1633armv6_deps="arm"
ab5cb084 1634armv6t2_deps="arm"
8675bcb0 1635armv8_deps="aarch64"
b7b17ed6
JG
1636neon_deps_any="aarch64 arm"
1637vfp_deps_any="aarch64 arm"
b3267559 1638vfpv3_deps="vfp"
808fa33c 1639
637606de
MR
1640map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1641
808fa33c
MR
1642altivec_deps="ppc"
1643ppc4xx_deps="ppc"
1644
84146963
DB
1645cpunop_deps="i686"
1646x86_64_select="i686"
1647x86_64_suggest="fast_cmov"
50cd43f2 1648
808fa33c
MR
1649amd3dnow_deps="mmx"
1650amd3dnowext_deps="amd3dnow"
fb87e69f 1651i686_deps="x86"
9eeed841 1652mmx_deps="x86"
239fdf1b 1653mmxext_deps="mmx"
50cd43f2
DB
1654sse_deps="mmxext"
1655sse2_deps="sse"
1656sse3_deps="sse2"
1657ssse3_deps="sse3"
1658sse4_deps="ssse3"
1659sse42_deps="sse4"
1660avx_deps="sse42"
10b0161d 1661xop_deps="avx"
1b932eb1 1662fma3_deps="avx"
79687079 1663fma4_deps="avx"
4d6ee072 1664avx2_deps="avx"
9eeed841 1665
43b73d59
DB
1666mmx_external_deps="yasm"
1667mmx_inline_deps="inline_asm"
1668mmx_suggest="mmx_external mmx_inline"
1669
84bf8817 1670for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do
43b73d59
DB
1671 eval dep=\$${ext}_deps
1672 eval ${ext}_external_deps='"${dep}_external"'
1673 eval ${ext}_inline_deps='"${dep}_inline"'
1674 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1675done
1676
032d4da8
JG
1677aligned_stack_if_any="aarch64 ppc x86"
1678fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1679fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1680fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1681
3e0b1c9a 1682need_memalign="altivec neon sse"
89e053f8 1683
1a5fdf95
DB
1684# system capabilities
1685log2_deps="!libc_msvcrt"
1686
b462d132
MR
1687symver_if_any="symver_asm_label symver_gnu_asm"
1688
8558595a
DB
1689# threading support
1690atomics_gcc_if="sync_val_compare_and_swap"
1691atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1692atomics_win32_if="MemoryBarrier"
1693atomics_native_if_any="$ATOMICS_LIST"
874c751c 1694w32threads_deps="atomics_native"
8558595a
DB
1695threads_if_any="$THREADS_LIST"
1696
26fbcc85 1697# subsystems
dc609252 1698dct_select="rdft"
b93b27ed 1699error_resilience_select="dsputil"
26fbcc85
MR
1700mdct_select="fft"
1701rdft_select="fft"
1e164c0b 1702mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1703mpegaudiodsp_select="dct"
f4fed5a2 1704mpegvideo_select="dsputil hpeldsp videodsp"
b5f112d8 1705mpegvideoenc_select="dsputil mpegvideo"
26fbcc85 1706
ed40b6bf 1707# decoders / encoders
cfc2a0cf 1708aac_decoder_select="mdct sinewin"
aa11cb79 1709aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1710aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1711ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1712ac3_encoder_select="mdct ac3dsp dsputil"
1713ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1714aic_decoder_select="dsputil golomb"
f4d608e3 1715alac_encoder_select="lpc"
b93b27ed 1716als_decoder_select="dsputil"
b781cc12 1717amrnb_decoder_select="lsp"
2b2a597e 1718amrwb_decoder_select="lsp"
0a36988e 1719amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1720ape_decoder_select="dsputil"
1721asv1_decoder_select="dsputil"
1722asv1_encoder_select="dsputil"
1723asv2_decoder_select="dsputil"
1724asv2_encoder_select="dsputil"
4538729a 1725atrac1_decoder_select="mdct sinewin"
26fbcc85 1726atrac3_decoder_select="mdct"
e6f0bb65 1727atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1728bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1729binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1730binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1731cavs_decoder_select="dsputil golomb h264chroma videodsp"
1732cllc_decoder_select="dsputil"
9b500b8f 1733comfortnoise_encoder_select="lpc"
b93b27ed 1734cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1735cscd_decoder_select="lzo"
2eef7c62 1736cscd_decoder_suggest="zlib"
26fbcc85 1737dca_decoder_select="mdct"
b93b27ed
RB
1738dnxhd_decoder_select="dsputil"
1739dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1740dvvideo_decoder_select="dsputil"
1741dvvideo_encoder_select="dsputil"
61c31e4e 1742dxa_decoder_deps="zlib"
baf91bb9 1743eac3_decoder_select="ac3_decoder"
4264a0dd 1744eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1745eamad_decoder_select="aandcttables dsputil mpegvideo"
1746eatgq_decoder_select="aandcttables dsputil"
bbb64356 1747eatqi_decoder_select="aandcttables dsputil error_resilience mpegvideo"
38389058 1748exr_decoder_deps="zlib"
cd832f03
DB
1749ffv1_decoder_select="golomb rangecoder"
1750ffv1_encoder_select="rangecoder"
2f02bbcc
DB
1751ffvhuff_decoder_select="huffyuv_decoder"
1752ffvhuff_encoder_select="huffyuv_encoder"
93e15a32 1753fic_decoder_select="golomb"
4f034993 1754flac_decoder_select="golomb"
b93b27ed 1755flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1756flashsv_decoder_deps="zlib"
1757flashsv_encoder_deps="zlib"
1758flashsv2_decoder_deps="zlib"
4414137e 1759flv_decoder_select="h263_decoder"
4d4b4bd1 1760flv_encoder_select="h263_encoder"
b93b27ed
RB
1761fourxm_decoder_select="dsputil"
1762fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1763g2m_decoder_deps="zlib"
1764g2m_decoder_select="dsputil"
c292f6a2 1765h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1766h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1767h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1768h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1769h263i_decoder_select="h263_decoder"
fe629c2d 1770h263p_encoder_select="h263_encoder"
8ef33497 1771h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
0b499c9b 1772h264_decoder_suggest="error_resilience"
8ef33497 1773hevc_decoder_select="cabac dsputil golomb videodsp"
b93b27ed
RB
1774huffyuv_decoder_select="dsputil"
1775huffyuv_encoder_select="dsputil huffman"
34150be5 1776iac_decoder_select="imc_decoder"
b93b27ed 1777imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1778indeo3_decoder_select="hpeldsp"
8071264f 1779interplay_video_decoder_select="hpeldsp"
8e0cf39f 1780jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1781jpegls_encoder_select="golomb"
b93b27ed
RB
1782jv_decoder_select="dsputil"
1783lagarith_decoder_select="dsputil"
ad08dfd5 1784ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1785loco_decoder_select="golomb"
b93b27ed 1786mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1787metasound_decoder_select="lsp mdct sinewin"
c1047003 1788mimic_decoder_select="dsputil hpeldsp"
28bc406c 1789mjpeg_decoder_select="dsputil hpeldsp"
6cd76e54 1790mjpeg_encoder_select="aandcttables mpegvideoenc"
7caf48e0 1791mjpegb_decoder_select="mjpeg_decoder"
9ecf1b62 1792mlp_decoder_select="mlp_parser"
b93b27ed 1793motionpixels_decoder_select="dsputil"
1e164c0b
DB
1794mp1_decoder_select="mpegaudio"
1795mp1float_decoder_select="mpegaudio"
1796mp2_decoder_select="mpegaudio"
1797mp2float_decoder_select="mpegaudio"
1798mp3_decoder_select="mpegaudio"
1799mp3adu_decoder_select="mpegaudio"
1800mp3adufloat_decoder_select="mpegaudio"
1801mp3float_decoder_select="mpegaudio"
1802mp3on4_decoder_select="mpegaudio"
1803mp3on4float_decoder_select="mpegaudio"
b93b27ed 1804mpc7_decoder_select="dsputil mpegaudiodsp"
88b24064 1805mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a 1806mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1807mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1808mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1809mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1810mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1811mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1812mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1813mpeg4_encoder_select="h263_encoder"
4414137e 1814msmpeg4v1_decoder_select="h263_decoder"
4414137e 1815msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1816msmpeg4v2_encoder_select="h263_encoder"
4414137e 1817msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1818msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1819mss2_decoder_select="error_resilience vc1_decoder"
8e0cf39f 1820mxpeg_decoder_select="mjpeg_decoder"
4538729a 1821nellymoser_decoder_select="mdct sinewin"
aa11cb79 1822nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1823nuv_decoder_select="dsputil lzo"
e2834567 1824on2avc_decoder_select="mdct"
61c31e4e 1825png_decoder_deps="zlib"
61c31e4e
DB
1826png_encoder_deps="zlib"
1827png_encoder_select="dsputil"
b93b27ed
RB
1828prores_decoder_select="dsputil"
1829prores_encoder_select="dsputil"
b781cc12 1830qcelp_decoder_select="lsp"
c4f5c2d6 1831qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1832ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1833ralf_decoder_select="golomb"
0338c396 1834rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1835rv10_encoder_select="h263_encoder"
0338c396 1836rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1837rv20_encoder_select="h263_encoder"
870add0d
DB
1838rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1839rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1840shorten_decoder_select="golomb"
b781cc12 1841sipr_decoder_select="lsp"
8e0cf39f 1842sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1843svq1_decoder_select="hpeldsp"
1277dc07 1844svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
57f09608 1845svq3_decoder_select="h264_decoder hpeldsp tpeldsp"
d48430c3 1846svq3_decoder_suggest="zlib"
b93b27ed 1847tak_decoder_select="dsputil"
4eef77c1 1848theora_decoder_select="vp3_decoder"
7caf48e0 1849thp_decoder_select="mjpeg_decoder"
2eef7c62
AJ
1850tiff_decoder_suggest="zlib"
1851tiff_encoder_suggest="zlib"
aec09a00 1852truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1853truemotion2_decoder_select="dsputil"
1854truespeech_decoder_select="dsputil"
61c31e4e 1855tscc_decoder_deps="zlib"
4538729a 1856twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1857utvideo_decoder_select="dsputil"
1858utvideo_encoder_select="dsputil huffman"
1859vble_decoder_select="dsputil"
dc4d726b 1860vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
45ecda85 1861vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1862vorbis_decoder_select="mdct"
1863vorbis_encoder_select="mdct"
3bd062bf 1864vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1865vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1866vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1867vp6a_decoder_select="vp6_decoder"
1868vp6f_decoder_select="vp6_decoder"
ac4b32df 1869vp7_decoder_select="h264pred videodsp"
8c53d39e 1870vp8_decoder_select="h264pred videodsp"
72ca830f 1871vp9_decoder_select="videodsp"
c4bfa098 1872webp_decoder_select="vp8_decoder"
4538729a
MR
1873wmapro_decoder_select="mdct sinewin"
1874wmav1_decoder_select="mdct sinewin"
1875wmav1_encoder_select="mdct sinewin"
1876wmav2_decoder_select="mdct sinewin"
1877wmav2_encoder_select="mdct sinewin"
1878wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1879wmv1_decoder_select="h263_decoder"
665507aa 1880wmv1_encoder_select="h263_encoder"
dc4d726b 1881wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1882wmv2_encoder_select="h263_encoder"
015f8ee0 1883wmv3_decoder_select="vc1_decoder"
45ecda85 1884wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1885zerocodec_decoder_deps="zlib"
1886zlib_decoder_deps="zlib"
1887zlib_encoder_deps="zlib"
1888zmbv_decoder_deps="zlib"
1889zmbv_encoder_deps="zlib"
30fd06be 1890
ed40b6bf 1891# hardware accelerators
215cdd35 1892dxva2_deps="dxva2api_h"
0afab17e 1893vaapi_deps="va_va_h"
ac3dbb4d 1894vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1895vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1896vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1897
82ca17ac
DB
1898h263_vaapi_hwaccel_deps="vaapi"
1899h263_vaapi_hwaccel_select="h263_decoder"
1900h263_vdpau_hwaccel_deps="vdpau"
1901h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1902h264_dxva2_hwaccel_deps="dxva2"
1903h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1904h264_vaapi_hwaccel_deps="vaapi"
1905h264_vaapi_hwaccel_select="h264_decoder"
1906h264_vda_hwaccel_deps="vda"
1907h264_vda_hwaccel_select="h264_decoder"
67afcefb
AK
1908h264_vda_old_hwaccel_deps="vda"
1909h264_vda_old_hwaccel_select="h264_decoder"
82ca17ac
DB
1910h264_vdpau_hwaccel_deps="vdpau"
1911h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1912mpeg1_vdpau_hwaccel_deps="vdpau"
1913mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1914mpeg2_dxva2_hwaccel_deps="dxva2"
1915mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1916mpeg2_vaapi_hwaccel_deps="vaapi"
1917mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1918mpeg2_vdpau_hwaccel_deps="vdpau"
1919mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1920mpeg4_vaapi_hwaccel_deps="vaapi"
1921mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1922mpeg4_vdpau_hwaccel_deps="vdpau"
1923mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1924vc1_dxva2_hwaccel_deps="dxva2"
1925vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1926vc1_vaapi_hwaccel_deps="vaapi"
1927vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1928vc1_vdpau_hwaccel_deps="vdpau"
1929vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1930wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1931wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1932wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1933
28b80940 1934# parsers
fb7127b2 1935h264_parser_select="h264_decoder"
192ccc50 1936mpeg4video_parser_select="error_resilience h263dsp mpegvideo"
c292f6a2 1937mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1938vc1_parser_select="mpegvideo"
28b80940 1939
912f3148 1940# external libraries
c9171a83 1941libfaac_encoder_deps="libfaac"
aa11cb79 1942libfaac_encoder_select="audio_frame_queue"
4f2b469d 1943libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1944libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1945libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1946libgsm_decoder_deps="libgsm"
1947libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1948libgsm_ms_decoder_deps="libgsm"
1949libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1950libilbc_decoder_deps="libilbc"
1951libilbc_encoder_deps="libilbc"
1cc60c47 1952libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1953libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1954libopencore_amrnb_decoder_deps="libopencore_amrnb"
1955libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1956libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1957libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1958libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1959libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1960libopus_decoder_deps="libopus"
6cb8c854 1961libopus_encoder_deps="libopus"
aa11cb79 1962libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1963libschroedinger_decoder_deps="libschroedinger"
1964libschroedinger_encoder_deps="libschroedinger"
ae14f311 1965libspeex_decoder_deps="libspeex"
b606a017 1966libspeex_encoder_deps="libspeex"
aa11cb79 1967libspeex_encoder_select="audio_frame_queue"
150d2772 1968libtheora_encoder_deps="libtheora"
718907cd 1969libtwolame_encoder_deps="libtwolame"
d89e738a 1970libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1971libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1972libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1973libvorbis_encoder_deps="libvorbis"
aa11cb79 1974libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1975libvpx_vp8_decoder_deps="libvpx"
1976libvpx_vp8_encoder_deps="libvpx"
1977libvpx_vp9_decoder_deps="libvpx"
1978libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1979libwavpack_encoder_deps="libwavpack"
be7c3231 1980libwebp_encoder_deps="libwebp"
1cc60c47 1981libx264_encoder_deps="libx264"
50ea9315 1982libx265_encoder_deps="libx265"
de295976 1983libxavs_encoder_deps="libxavs"
1cc60c47 1984libxvid_encoder_deps="libxvid"
30fd06be 1985
912f3148 1986# demuxers / muxers
c2dd0e9e 1987ac3_demuxer_select="ac3_parser"
255d9c57 1988asf_demuxer_select="riffdec"
3dd5c95d 1989asf_muxer_select="riffenc"
647c2356 1990asf_stream_muxer_select="asf_muxer"
255d9c57 1991avi_demuxer_select="riffdec"
3dd5c95d 1992avi_muxer_select="riffenc"
4e622dea 1993avisynth_demuxer_deps="avisynth"
255d9c57
DB
1994avisynth_demuxer_select="riffdec"
1995caf_demuxer_select="riffdec"
c2dd0e9e 1996dirac_demuxer_select="dirac_parser"
255d9c57 1997dxa_demuxer_select="riffdec"
5b423887 1998eac3_demuxer_select="ac3_parser"
e01fba55 1999f4v_muxer_select="mov_muxer"
c2dd0e9e 2000flac_demuxer_select="flac_parser"
435214a7 2001hds_muxer_select="flv_muxer"
c9031c7c 2002hls_muxer_select="mpegts_muxer"
647c2356 2003ipod_muxer_select="mov_muxer"
31f16dc1 2004ismv_muxer_select="mov_muxer"
647c2356 2005matroska_audio_muxer_select="matroska_muxer"
255d9c57 2006matroska_demuxer_select="riffdec"
2a91ada8 2007matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
2008matroska_muxer_select="riffenc"
2009mmf_muxer_select="riffenc"
255d9c57 2010mov_demuxer_select="riffdec"
4e622dea 2011mov_demuxer_suggest="zlib"
3dd5c95d 2012mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 2013mp3_demuxer_select="mpegaudio_parser"
647c2356 2014mp4_muxer_select="mov_muxer"
75644335 2015mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
2016mpegtsraw_demuxer_select="mpegts_demuxer"
2017mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 2018nut_muxer_select="riffenc"
255d9c57 2019nuv_demuxer_select="riffdec"
24ca518b 2020ogg_demuxer_select="golomb"
647c2356 2021psp_muxer_select="mov_muxer"
44594cc7 2022rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
2023rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
2024rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 2025rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 2026sap_demuxer_select="sdp_demuxer"
5ad2f0bf 2027sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 2028sdp_demuxer_select="rtpdec"
e772f9fa 2029smoothstreaming_muxer_select="ismv_muxer"
f1e94694 2030spdif_muxer_select="aac_parser"
57231e4d 2031tak_demuxer_select="tak_parser"
647c2356
DB
2032tg2_muxer_select="mov_muxer"
2033tgp_muxer_select="mov_muxer"
a7d45e06 2034w64_demuxer_select="wav_demuxer"
255d9c57 2035wav_demuxer_select="riffdec"
3dd5c95d
DB
2036wav_muxer_select="riffenc"
2037webm_muxer_select="riffenc"
255d9c57
DB
2038wtv_demuxer_select="riffdec"
2039xmv_demuxer_select="riffdec"
2040xwma_demuxer_select="riffdec"
4e622dea
SS
2041
2042# indevs / outdevs
38e54a75 2043alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 2044alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 2045bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
2046dv1394_indev_deps="dv1394"
2047dv1394_indev_select="dv_demuxer"
c6f95144 2048fbdev_indev_deps="linux_fb_h"
a3fc62e8 2049jack_indev_deps="jack_jack_h pthreads"
e417d80d 2050libcdio_indev_deps="libcdio"
38e54a75 2051libdc1394_indev_deps="libdc1394"
38e54a75
SS
2052oss_indev_deps_any="soundcard_h sys_soundcard_h"
2053oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 2054pulse_indev_deps="libpulse"
15d59d2c
B
2055sndio_indev_deps="sndio_h"
2056sndio_outdev_deps="sndio_h"
38e54a75 2057v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 2058vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 2059vfwcap_indev_extralibs="-lavicap32"
24f8961f 2060x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 2061
912f3148 2062# protocols
acd554c1
SP
2063ffrtmpcrypt_protocol_deps="!librtmp_protocol"
2064ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
2065ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
2066ffrtmphttp_protocol_deps="!librtmp_protocol"
2067ffrtmphttp_protocol_select="http_protocol"
998c1ee1 2068gopher_protocol_select="network"
279a0c97 2069http_protocol_select="tcp_protocol"
7caf48e0 2070httpproxy_protocol_select="tcp_protocol"
183baead 2071https_protocol_select="tls_protocol"
c3b57d6e
DB
2072librtmp_protocol_deps="librtmp"
2073librtmpe_protocol_deps="librtmp"
2074librtmps_protocol_deps="librtmp"
2075librtmpt_protocol_deps="librtmp"
2076librtmpte_protocol_deps="librtmp"
c60a2d70 2077mmsh_protocol_select="http_protocol"
998c1ee1 2078mmst_protocol_select="network"
c3b57d6e 2079rtmp_protocol_deps="!librtmp_protocol"
deeb7012 2080rtmp_protocol_select="tcp_protocol"
acd554c1 2081rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
2082rtmps_protocol_deps="!librtmp_protocol"
2083rtmps_protocol_select="tls_protocol"
775c4d36 2084rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2085rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2086rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2087rtp_protocol_select="udp_protocol"
998c1ee1
DB
2088sctp_protocol_deps="struct_sctp_event_subscribe"
2089sctp_protocol_select="network"
0eecafc9 2090srtp_protocol_select="rtp_protocol"
998c1ee1 2091tcp_protocol_select="network"
558d192d
MS
2092tls_protocol_deps_any="openssl gnutls"
2093tls_protocol_select="tcp_protocol"
998c1ee1 2094udp_protocol_select="network"
60538758
LB
2095unix_protocol_deps="sys_un_h"
2096unix_protocol_select="network"
c08fb000 2097
6ebf0bfc 2098# filters
13fabd7a 2099blackframe_filter_deps="gpl"
ce6b6ef6 2100boxblur_filter_deps="gpl"
1c0210c7 2101bs2b_filter_deps="libbs2b"
68b79bfc 2102cropdetect_filter_deps="gpl"
b157be1f 2103delogo_filter_deps="gpl"
a5b64584 2104drawtext_filter_deps="libfreetype"
61b323ce 2105frei0r_filter_deps="frei0r dlopen"
cfec77aa 2106frei0r_filter_extralibs='$ldl'
61b323ce 2107frei0r_src_filter_deps="frei0r dlopen"
cfec77aa 2108frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2109hqdn3d_filter_deps="gpl"
3fce1367 2110interlace_filter_deps="gpl"
cf69ad35 2111ocv_filter_deps="libopencv"
7caf48e0 2112resample_filter_deps="avresample"
2f296e39 2113scale_filter_deps="swscale"
6ebf0bfc 2114
ab81f24a 2115# examples
b339182e 2116avcodec_example_deps="avcodec avutil"
e7dfaf16 2117filter_audio_example_deps="avfilter avutil"
b339182e 2118metadata_example_deps="avformat avutil"
ab81f24a 2119output_example_deps="avcodec avformat avutil swscale"
10421bcf 2120transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2121
44951174 2122# libraries, in linking order
d89f2fa9 2123avcodec_deps="avutil"
44951174 2124avdevice_deps="avformat avcodec avutil"
d89f2fa9 2125avfilter_deps="avutil"
44951174 2126avformat_deps="avcodec avutil"
d89f2fa9
DB
2127avresample_deps="avutil"
2128swscale_deps="avutil"
f7679c54 2129
912f3148 2130# programs
54fd593a 2131avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2132avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2133 fps_filter null_filter resample_filter scale_filter
bce70f81 2134 setpts_filter trim_filter"
d173ede1 2135avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2136avplay_libs='$sdl_libs'
266463da 2137avplay_select="rdft"
9e12f0bf 2138avprobe_deps="avcodec avformat"
406e6c0b
DB
2139avserver_deps="avformat fork !shared"
2140avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2141
4da3f410 2142# documentation
92f0abb2 2143pod2man_deps="doc"
4da3f410
DB
2144texi2html_deps="doc"
2145
de6d9b64 2146# default parameters
8a608357 2147
19bd477d 2148logfile="config.log"
8a608357
MR
2149
2150# installation paths
c9d19248
MR
2151prefix_default="/usr/local"
2152bindir_default='${prefix}/bin'
6291d7e4 2153datadir_default='${prefix}/share/avconv'
f4ca970d 2154docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2155incdir_default='${prefix}/include'
2156libdir_default='${prefix}/lib'
2157mandir_default='${prefix}/share/man'
2158shlibdir_default="$libdir_default"
8a608357
MR
2159
2160# toolchain
121d78d0 2161ar_default="ar"
13c7df3d 2162cc_default="gcc"
9da6609f 2163host_cc_default="gcc"
4ebc6a74 2164cp_f="cp -f"
b58b00ae 2165ln_s="ln -s -f"
2a8a860a 2166nm_default="nm -g"
11e6d03a 2167objformat="elf"
3f8040db 2168pkg_config_default=pkg-config
be7109c1 2169ranlib="ranlib"
e52567c2 2170strip="strip"
11e6d03a 2171yasmexe="yasm"
8a608357 2172
3e0b1c9a 2173nogas=":"
8182dc34 2174
8a608357 2175# machine
8d4c00ed 2176arch_default=$(uname -m)
38d0a8aa 2177cpu="generic"
8a608357 2178
8a608357 2179# OS
8d4c00ed
MR
2180target_os_default=$(tolower $(uname -s))
2181host_os=$target_os_default
8a608357 2182
8a608357 2183# configurable options
ab81f24a 2184enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2185
3e0b1c9a
DB
2186enable asm
2187enable debug
2188enable doc
8400d6b8 2189enable optimizations
8cfbbd92 2190enable safe_bitstream_reader
530dc538 2191enable static
a9ddb5b1 2192enable swscale_alpha
8a608357 2193
2e2ec667
DB
2194# By default, enable only those hwaccels that have no external dependencies.
2195enable dxva2 vdpau
2196
8a608357 2197# build settings
9987769a 2198SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2199LIBPREF="lib"
2200LIBSUF=".a"
c5f14466
RP
2201FULLNAME='$(NAME)$(BUILDSUF)'
2202LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2203SLIBPREF="lib"
2204SLIBSUF=".so"
c5f14466 2205SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2206SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2207SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2208LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2209SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2210SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2211
68485d1f
MR
2212asflags_filter=echo
2213cflags_filter=echo
64933b6c
MR
2214ldflags_filter=echo
2215
23565c26 2216AS_C='-c'
bc877faf 2217AS_O='-o $@'
23565c26 2218CC_C='-c'
18031c49 2219CC_E='-E -o $@'
7e6c86e6 2220CC_O='-o $@'
a758c5e2 2221LD_O='-o $@'
8db73c61
MR
2222LD_LIB='-l%'
2223LD_PATH='-L'
23565c26 2224HOSTCC_C='-c'
27565164 2225HOSTCC_E='-E -o $@'
a758c5e2 2226HOSTCC_O='-o $@'
095792f2 2227HOSTLD_O='-o $@'
7e6c86e6 2228
9da6609f 2229host_libs='-lm'
6c3fa06a
MR
2230host_cflags_filter=echo
2231host_ldflags_filter=echo
9da6609f 2232
9b861379 2233target_path='$(CURDIR)'
a7ada2ba 2234
a158446b
MR
2235# since the object filename is not given with the -MM flag, the compiler
2236# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2237DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2238DEPFLAGS='-MM'
315c741d 2239
c597172e 2240# find source path
24524f36 2241if test -f configure; then
f038cf3c 2242 source_path=.
c597172e 2243else
8477f2de 2244 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2245 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2246 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2247 test -e "$source_path/config.h" &&
2248 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2249fi
2250
13cbe2c0 2251for v in "$@"; do
b04251c5
MR
2252 r=${v#*=}
2253 l=${v%"$r"}
2254 r=$(sh_quote "$r")
29ba0911 2255 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2256done
c597172e 2257
73ef8980
MR
2258find_things(){
2259 thing=$1
2260 pattern=$2
2261 file=$source_path/$3
932ccf39 2262 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2263}
2264
2265ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2266DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2267HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2268PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2269BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2270MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2271DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2272OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2273INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2274PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2275FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2276
54e75be4
DB
2277ALL_COMPONENTS="
2278 $BSF_LIST
2279 $DECODER_LIST
2280 $DEMUXER_LIST
2281 $ENCODER_LIST
2282 $FILTER_LIST
2283 $HWACCEL_LIST
2284 $INDEV_LIST
2285 $MUXER_LIST
2286 $OUTDEV_LIST
2287 $PARSER_LIST
2288 $PROTOCOL_LIST
2289"
2290
8469ae22
MR
2291for n in $COMPONENT_LIST; do
2292 v=$(toupper ${n%s})_LIST
2293 eval enable \$$v
2294 eval ${n}_if_any="\$$v"
2295done
2296
206a070d 2297enable $ARCH_EXT_LIST
c597172e
MR
2298
2299die_unknown(){
2300 echo "Unknown option \"$1\"."
2301 echo "See $0 --help for available options."
2302 exit 1
2303}
2304
7432e872
DB
2305print_3_columns() {
2306 cat | tr ' ' '\n' | sort | pr -r -3 -t
2307}
2308
794f8e97 2309show_list() {
bf0c4afa
RP
2310 suffix=_$1
2311 shift
7432e872 2312 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2313 exit 0
2314}
2315
154caa67
MR
2316rand_list(){
2317 IFS=', '
2318 set -- $*
2319 unset IFS
2320 for thing; do
2321 comp=${thing%:*}
2322 prob=${thing#$comp}
2323 prob=${prob#:}
2324 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2325 echo "prob ${prob:-0.5}"
2326 printf '%s\n' $comp
2327 done
2328}
2329
2330do_random(){
2331 action=$1
2332 shift
2333 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2334 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2335}
2336
c597172e 2337for opt do
7483e694
DB
2338 optval="${opt#*=}"
2339 case "$opt" in
ea061af1
DB
2340 --extra-ldflags=*)
2341 add_ldflags $optval
7e9e7cc2 2342 ;;
ea061af1
DB
2343 --extra-libs=*)
2344 add_extralibs $optval
7e9e7cc2 2345 ;;
ea061af1
DB
2346 --disable-devices)
2347 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2348 ;;
ea061af1
DB
2349 --enable-debug=*)
2350 debuglevel="$optval"
7e9e7cc2
MR
2351 ;;
2352 --disable-programs)
2353 disable $PROGRAM_LIST
2354 ;;
2355 --disable-everything)
2356 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2357 ;;
844c6852
DB
2358 --disable-all)
2359 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2360 disable $LIBRARY_LIST $PROGRAM_LIST doc
2361 ;;
7e9e7cc2
MR
2362 --enable-random|--disable-random)
2363 action=${opt%%-random}
2364 do_random ${action#--} $COMPONENT_LIST
2365 ;;
2366 --enable-random=*|--disable-random=*)
2367 action=${opt%%-random=*}
2368 do_random ${action#--} $optval
2369 ;;
2370 --enable-*=*|--disable-*=*)
2371 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2372 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2373 eval list=\$$(toupper $thing)_LIST
2374 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2375 $action $(filter "$name" $list)
2376 ;;
2377 --enable-?*|--disable-?*)
2378 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2379 if is_in $option $COMPONENT_LIST; then
2380 test $action = disable && action=unset
2381 eval $action \$$(toupper ${option%s})_LIST
2382 elif is_in $option $CMDLINE_SELECT; then
2383 $action $option
2384 else
2385 die_unknown $opt
2386 fi
2387 ;;
2388 --list-*)
2389 NAME="${opt#--list-}"
2390 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2391 NAME=${NAME%s}
2392 eval show_list $NAME \$$(toupper $NAME)_LIST
2393 ;;
2394 --help|-h) show_help
2395 ;;
2396 *)
2397 optname="${opt%%=*}"
2398 optname="${optname#--}"
2399 optname=$(echo "$optname" | sed 's/-/_/g')
2400 if is_in $optname $CMDLINE_SET; then
2401 eval $optname='$optval'
2402 elif is_in $optname $CMDLINE_APPEND; then
2403 append $optname "$optval"
2404 else
2405 die_unknown $opt
2406 fi
2407 ;;
7483e694 2408 esac
c597172e
MR
2409done
2410
bcea99bb
MR
2411disabled logging && logfile=/dev/null
2412
29ba0911 2413echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2414set >> $logfile
2415
9da6609f
MR
2416test -n "$cross_prefix" && enable cross_compile
2417
8d4c00ed
MR
2418if enabled cross_compile; then
2419 test -n "$arch" && test -n "$target_os" ||
2420 die "Must specify target arch and OS when cross-compiling"
2421fi
2422
121d78d0 2423ar_default="${cross_prefix}${ar_default}"
11e6d03a 2424cc_default="${cross_prefix}${cc_default}"
20e0ed95 2425nm_default="${cross_prefix}${nm_default}"
3f8040db 2426pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2427ranlib="${cross_prefix}${ranlib}"
e52567c2 2428strip="${cross_prefix}${strip}"
adb2b908 2429
c5200f17
MR
2430sysinclude_default="${sysroot}/usr/include"
2431
aeeb782c 2432case "$toolchain" in
0fbb62a8
LB
2433 clang-asan)
2434 cc_default="clang"
19f251a2
LB
2435 add_cflags -fsanitize=address
2436 add_ldflags -fsanitize=address
0fbb62a8
LB
2437 ;;
2438 clang-tsan)
2439 cc_default="clang"
19f251a2
LB
2440 add_cflags -fsanitize=thread -pie
2441 add_ldflags -fsanitize=thread -pie
0fbb62a8 2442 ;;
d6a27f88
LB
2443 clang-usan)
2444 cc_default="clang"
2445 add_cflags -fsanitize=undefined
2446 add_ldflags -fsanitize=undefined
2447 ;;
0ba49d28
LB
2448 gcc-asan)
2449 cc_default="gcc"
2450 add_cflags -fsanitize=address
2451 add_ldflags -fsanitize=address
2452 ;;
2453 gcc-tsan)
2454 cc_default="gcc"
2455 add_cflags -fsanitize=thread -pie -fPIC
2456 add_ldflags -fsanitize=thread -pie -fPIC
2457 ;;
d6a27f88
LB
2458 gcc-usan)
2459 cc_default="gcc"
2460 add_cflags -fsanitize=undefined
2461 add_ldflags -fsanitize=undefined
2462 ;;
edfe609f
LB
2463 valgrind-massif)
2464 target_exec_default="valgrind"
2465 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2466 ;;
b1ee8eec
RT
2467 valgrind-memcheck)
2468 target_exec_default="valgrind"
2469 target_exec_args="--track-origins=yes --leak-check=full"
2470 ;;
aeeb782c 2471 msvc)
16381923
MS
2472 # Check whether the current MSVC version needs the C99 converter.
2473 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2474 # support enough of C99 to build libav. Default to the new
16381923
MS
2475 # behaviour if the regexp was unable to match anything, since this
2476 # successfully parses the version number of existing supported
2477 # versions that require the converter (MSVC 2010 and 2012).
2478 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2479 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2480 cc_default="cl"
16381923
MS
2481 else
2482 cc_default="c99wrap cl"
2483 fi
ea9f7173 2484 ld_default="link"
aeeb782c 2485 nm_default="dumpbin -symbols"
ac3a9b51 2486 ar_default="lib"
53e8cd68 2487 target_os_default="win32"
ea9f7173
MS
2488 # Use a relative path for TMPDIR. This makes sure all the
2489 # ffconf temp files are written with a relative path, avoiding
2490 # issues with msys/win32 path conversion for MSVC parameters
2491 # such as -Fo<file> or -out:<file>.
2492 TMPDIR=.
aeeb782c 2493 ;;
322e4194 2494 icl)
ea9f7173
MS
2495 cc_default="icl"
2496 ld_default="xilink"
322e4194
AS
2497 nm_default="dumpbin -symbols"
2498 ar_default="xilib"
2499 target_os_default="win32"
ea9f7173 2500 TMPDIR=.
322e4194 2501 ;;
a862c7d3
RT
2502 gcov)
2503 add_cflags -fprofile-arcs -ftest-coverage
2504 add_ldflags -fprofile-arcs -ftest-coverage
2505 ;;
e7891305 2506 hardened)
7caf48e0 2507 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
e7891305
LB
2508 add_ldflags -Wl,-z,relro -Wl,-z,now
2509 ;;
aeeb782c
MR
2510 ?*)
2511 die "Unknown toolchain $toolchain"
2512 ;;
2513esac
2514
b1ee8eec 2515set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2516enabled cross_compile || host_cc_default=$cc
2517set_default host_cc
13c7df3d 2518
762f95e4
MR
2519if ! $pkg_config --version >/dev/null 2>&1; then
2520 warn "$pkg_config not found, library detection may fail."
2521 pkg_config=false
2522fi
2523
82bb3329
MR
2524exesuf() {
2525 case $1 in
53e8cd68 2526 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2527 esac
2528}
2529
2530EXESUF=$(exesuf $target_os)
2531HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2532
e4e69e0b 2533# set temporary file name
a49d42c2 2534: ${TMPDIR:=$TEMPDIR}
c51fafa1 2535: ${TMPDIR:=$TMP}
a49d42c2 2536: ${TMPDIR:=/tmp}
e4e69e0b 2537
a210bce2 2538if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2539 # simple replacement for missing mktemp
2540 # NOT SAFE FOR GENERAL USE
2541 mktemp(){
09a5c245 2542 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2543 }
2544fi
2545
2546tmpfile(){
2547 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2548 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2549 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2550 append TMPFILES $tmp
2551 eval $1=$tmp
2552}
2553
2554trap 'rm -f -- $TMPFILES' EXIT
54460a83 2555
55127e7b 2556tmpfile TMPASM .asm
3e0b1c9a
DB
2557tmpfile TMPC .c
2558tmpfile TMPE $EXESUF
2559tmpfile TMPH .h
2560tmpfile TMPO .o
2561tmpfile TMPS .S
2562tmpfile TMPSH .sh
2563tmpfile TMPV .ver
54460a83
MR
2564
2565unset -f mktemp
e4e69e0b 2566
fb3c4ffc
MR
2567chmod +x $TMPE
2568
993f2d0f
MR
2569# make sure we can execute files in $TMPDIR
2570cat > $TMPSH 2>> $logfile <<EOF
2571#! /bin/sh
2572EOF
2573chmod +x $TMPSH >> $logfile 2>&1
2574if ! $TMPSH >> $logfile 2>&1; then
2575 cat <<EOF
2576Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2577variable to another directory and make sure that it is not mounted noexec.
2578EOF
2579 die "Sanity test failed."
2580fi
993f2d0f 2581
457cc333
MR
2582ccc_flags(){
2583 for flag; do
2584 case $flag in
2585 -std=c99) echo -c99 ;;
2586 -mcpu=*) echo -arch ${flag#*=} ;;
2587 -mieee) echo -ieee ;;
2588 -O*|-fast) echo $flag ;;
2589 -fno-math-errno) echo -assume nomath_errno ;;
2590 -g) echo -g3 ;;
2591 -Wall) echo -msg_enable level2 ;;
2592 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2593 -Wl,*) echo $flag ;;
2594 -f*|-W*) ;;
2595 *) echo $flag ;;
2596 esac
2597 done
2598}
2599
e5d45e02
LB
2600cparser_flags(){
2601 for flag; do
2602 case $flag in
2603 -Wno-switch) echo -Wno-switch-enum ;;
2604 -Wno-format-zero-length) ;;
2605 -Wdisabled-optimization) ;;
2606 -Wno-pointer-sign) echo -Wno-other ;;
2607 *) echo $flag ;;
2608 esac
2609 done
2610}
2611
14fb9d3d 2612msvc_common_flags(){
dfa559bc
RB
2613 for flag; do
2614 case $flag in
14fb9d3d
AS
2615 # In addition to specifying certain flags under the compiler
2616 # specific filters, they must be specified here as well or else the
2617 # generic catch all at the bottom will print the original flag.
2618 -Wall) ;;
2619 -std=c99) ;;
2620 # Common flags
9f4a16c5 2621 -fomit-frame-pointer) ;;
dfa559bc 2622 -g) echo -Z7 ;;
dfa559bc
RB
2623 -fno-math-errno) ;;
2624 -fno-common) ;;
2625 -fno-signed-zeros) ;;
50640977 2626 -fPIC) ;;
9f30fb5a
MS
2627 -mthumb) ;;
2628 -march=*) ;;
dfa559bc 2629 -lz) echo zlib.lib ;;
bd680c7b
DB
2630 -lavifil32) echo vfw32.lib ;;
2631 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2632 -l*) echo ${flag#-l}.lib ;;
2633 *) echo $flag ;;
2634 esac
2635 done
2636}
2637
14fb9d3d
AS
2638msvc_flags(){
2639 msvc_common_flags "$@"
2640 for flag; do
2641 case $flag in
ace87c19 2642 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2643 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2644 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2645 -wd4273 ;;
14fb9d3d
AS
2646 esac
2647 done
2648}
2649
2650icl_flags(){
2651 msvc_common_flags "$@"
2652 for flag; do
2653 case $flag in
2654 # Despite what Intel's documentation says -Wall, which is supported
2655 # on Windows, does enable remarks so disable them here.
2656 -Wall) echo $flag -Qdiag-disable:remark ;;
2657 -std=c99) echo -Qstd=c99 ;;
2658 esac
2659 done
2660}
2661
d0c6d424
MR
2662pgi_flags(){
2663 for flag; do
2664 case $flag in
643933f5 2665 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2666 -fomit-frame-pointer) echo -Mnoframe ;;
2667 -g) echo -gopt ;;
2668 *) echo $flag ;;
2669 esac
2670 done
2671}
2672
2673suncc_flags(){
2674 for flag; do
2675 case $flag in
2676 -march=*|-mcpu=*)
2677 case "${flag#*=}" in
2678 native) echo -xtarget=native ;;
2679 v9|niagara) echo -xarch=sparc ;;
2680 ultrasparc) echo -xarch=sparcvis ;;
2681 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2682 i586|pentium) echo -xchip=pentium ;;
2683 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2684 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2685 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2686 pentium4*) echo -xtarget=pentium4 ;;
2687 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2688 *-sse3) echo -xarch=sse3 ;;
2689 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2690 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2691 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2692 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2693 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2694 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2695 echo -xarch=sse2a ;;
2696 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2697 esac
2698 ;;
2699 -std=c99) echo -xc99 ;;
2700 -fomit-frame-pointer) echo -xregs=frameptr ;;
2701 -fPIC) echo -KPIC -xcode=pic32 ;;
2702 -W*,*) echo $flag ;;
5e753ed5
SM
2703 -f*-*|-W*|-mimpure-text) ;;
2704 -shared) echo -G ;;
d0c6d424
MR
2705 *) echo $flag ;;
2706 esac
2707 done
2708}
2709
2710tms470_flags(){
2711 for flag; do
2712 case $flag in
2713 -march=*|-mcpu=*)
2714 case "${flag#*=}" in
2715 armv7-a|cortex-a*) echo -mv=7a8 ;;
2716 armv7-r|cortex-r*) echo -mv=7r4 ;;
2717 armv7-m|cortex-m*) echo -mv=7m3 ;;
2718 armv6*|arm11*) echo -mv=6 ;;
2719 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2720 echo -mv=5e ;;
2721 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2722 esac
2723 ;;
2724 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2725 -mfpu=vfp) echo --float_support=vfpv2 ;;
2726 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2727 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2728 -msoft-float) echo --float_support=vfplib ;;
2729 -O[0-3]|-mf=*) echo $flag ;;
2730 -g) echo -g -mn ;;
2731 -pds=*) echo $flag ;;
ad93dccb
MR
2732 -D*|-I*) echo $flag ;;
2733 --gcc|--abi=*) echo $flag ;;
2734 -me) echo $flag ;;
d0c6d424
MR
2735 esac
2736 done
2737}
2738
a758c5e2
MR
2739probe_cc(){
2740 pfx=$1
2741 _cc=$2
2742
8db73c61
MR
2743 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2744 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2745 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2746 _flags_filter=echo
2747
2748 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2749 _type=llvm_gcc
2750 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2751 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2752 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2753 _cflags_speed='-O3'
2754 _cflags_size='-Os'
2755 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2756 _type=gcc
2757 gcc_version=$($_cc --version | head -n1)
2758 gcc_basever=$($_cc -dumpversion)
2759 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2760 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2761 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2762 if ! $_cc -dumpversion | grep -q '^2\.'; then
2763 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2764 fi
2765 _cflags_speed='-O3'
2766 _cflags_size='-Os'
b2d688ea 2767 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2768 _type=icc
2769 _ident=$($_cc --version | head -n1)
2770 _depflags='-MMD'
2771 _cflags_speed='-O3'
2772 _cflags_size='-Os'
2773 _cflags_noopt='-O1'
2774 elif $_cc -v 2>&1 | grep -q xlc; then
2775 _type=xlc
2776 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2777 _cflags_speed='-O5'
2778 _cflags_size='-O5 -qcompact'
2779 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2780 _type=ccc
2781 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2782 _DEPFLAGS='-M'
a758c5e2
MR
2783 _cflags_speed='-fast'
2784 _cflags_size='-O1'
457cc333 2785 _flags_filter=ccc_flags
4936ef64 2786 elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
a758c5e2
MR
2787 test -d "$sysroot" || die "No valid sysroot specified."
2788 _type=armcc
4936ef64 2789 _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
a758c5e2
MR
2790 armcc_conf="$PWD/armcc.conf"
2791 $_cc --arm_linux_configure \
2792 --arm_linux_config_file="$armcc_conf" \
2793 --configure_sysroot="$sysroot" \
2794 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2795 die "Error creating armcc configuration file."
2796 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2797 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2798 as_default="${cross_prefix}gcc"
2799 _depflags='-MMD'
2800 _cflags_speed='-O3'
2801 _cflags_size='-Os'
0122118e 2802 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2803 _type=tms470
2804 _ident=$($_cc -version | head -n1 | tr -s ' ')
2805 _flags='--gcc --abi=eabi -me'
18031c49 2806 _cc_e='-ppl -fe=$@'
a758c5e2 2807 _cc_o='-fe=$@'
a758c5e2
MR
2808 _depflags='-ppa -ppd=$(@:.o=.d)'
2809 _cflags_speed='-O3 -mf=5'
2810 _cflags_size='-O3 -mf=2'
2811 _flags_filter=tms470_flags
2812 elif $_cc -v 2>&1 | grep -q clang; then
2813 _type=clang
2814 _ident=$($_cc --version | head -n1)
9e057f53 2815 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2816 _cflags_speed='-O3'
2817 _cflags_size='-Os'
2818 elif $_cc -V 2>&1 | grep -q Sun; then
2819 _type=suncc
2820 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2821 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2822 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2823 _ldflags='-std=c99'
2824 _cflags_speed='-O5'
2825 _cflags_size='-O5 -xspace'
2826 _flags_filter=suncc_flags
2827 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2828 _type=pathscale
2829 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2830 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2831 _cflags_speed='-O2'
2832 _cflags_size='-Os'
2833 _flags_filter='filter_out -Wdisabled-optimization'
2834 elif $_cc -v 2>&1 | grep -q Open64; then
2835 _type=open64
2836 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2837 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2838 _cflags_speed='-O2'
2839 _cflags_size='-Os'
2840 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2841 elif $_cc -V 2>&1 | grep -q Portland; then
2842 _type=pgi
2843 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2844 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2845 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2846 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2847 _cflags_noopt="-O1"
2848 _flags_filter=pgi_flags
dfa559bc
RB
2849 elif $_cc 2>&1 | grep -q Microsoft; then
2850 _type=msvc
2851 _ident=$($cc 2>&1 | head -n1)
2852 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2853 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2854 _cflags_speed="-O2"
2855 _cflags_size="-O1"
dfa559bc 2856 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2857 _ld_o='-out:$@'
dfa559bc
RB
2858 else
2859 _ld_o='-Fe$@'
2860 fi
ea9f7173
MS
2861 _cc_o='-Fo$@'
2862 _cc_e='-P -Fi$@'
dfa559bc
RB
2863 _flags_filter=msvc_flags
2864 _ld_lib='lib%.a'
2865 _ld_path='-libpath:'
2866 _flags='-nologo'
09f2581d 2867 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2868 if [ $pfx = hostcc ]; then
6a0200f2 2869 append _cflags -Dsnprintf=_snprintf
dfa559bc 2870 fi
322e4194
AS
2871 elif $_cc 2>&1 | grep -q Intel; then
2872 _type=icl
2873 _ident=$($cc 2>&1 | head -n1)
2874 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2875 # Not only is O3 broken on 13.x+ but it is slower on all previous
2876 # versions (tested) as well.
322e4194
AS
2877 _cflags_speed="-O2"
2878 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2879 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2880 _ld_o='-out:$@'
322e4194
AS
2881 else
2882 _ld_o='-Fe$@'
2883 fi
ea9f7173 2884 _cc_o='-Fo$@'
322e4194 2885 _cc_e='-P'
14fb9d3d 2886 _flags_filter=icl_flags
322e4194
AS
2887 _ld_lib='lib%.a'
2888 _ld_path='-libpath:'
ace87c19 2889 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2890 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2891 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2892 # with MSVC which enables it by default.
e0d6e2fc 2893 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2894 if [ $pfx = hostcc ]; then
2895 append _cflags -Dsnprintf=_snprintf
2896 fi
e5d45e02
LB
2897 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2898 _type=cparser
2899 _ident=$($_cc --version | head -n1)
2900 _depflags='-MMD'
2901 _cflags_speed='-O4'
2902 _cflags_size='-O2'
2903 _flags_filter=cparser_flags
aef6bd1b 2904 fi
a758c5e2
MR
2905
2906 eval ${pfx}_type=\$_type
2907 eval ${pfx}_ident=\$_ident
2908}
2909
2910set_ccvars(){
23565c26 2911 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2912 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2913 eval ${1}_O=\${_cc_o-\${${1}_O}}
2914
2915 if [ -n "$_depflags" ]; then
2916 eval ${1}_DEPFLAGS=\$_depflags
2917 else
2918 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2919 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2920 eval DEP${1}FLAGS=\$_flags
2921 fi
2922}
2923
2924probe_cc cc "$cc"
2925cflags_filter=$_flags_filter
2926cflags_speed=$_cflags_speed
2927cflags_size=$_cflags_size
2928cflags_noopt=$_cflags_noopt
2929add_cflags $_flags $_cflags
2930cc_ldflags=$_ldflags
2931set_ccvars CC
2932
2933probe_cc hostcc "$host_cc"
2934host_cflags_filter=$_flags_filter
a758c5e2 2935add_host_cflags $_flags $_cflags
a758c5e2 2936set_ccvars HOSTCC
629687f6 2937
851ffa80
MR
2938test -n "$cc_type" && enable $cc_type ||
2939 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2940
75bafbac 2941: ${as_default:=$cc}
50567afa 2942: ${dep_cc_default:=$cc}
684b28e0 2943: ${ld_default:=$cc}
095792f2
MR
2944: ${host_ld_default:=$host_cc}
2945set_default ar as dep_cc ld host_ld
75800dce 2946
a758c5e2
MR
2947probe_cc as "$as"
2948asflags_filter=$_flags_filter
2949add_asflags $_flags $_cflags
2950set_ccvars AS
2951
2952probe_cc ld "$ld"
2953ldflags_filter=$_flags_filter
2954add_ldflags $_flags $_ldflags
2955test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2956LD_O=${_ld_o-$LD_O}
8db73c61
MR
2957LD_LIB=${_ld_lib-$LD_LIB}
2958LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2959
095792f2
MR
2960probe_cc hostld "$host_ld"
2961host_ldflags_filter=$_flags_filter
2962add_host_ldflags $_flags $_ldflags
2963HOSTLD_O=${_ld_o-$HOSTLD_O}
2964
a758c5e2
MR
2965if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2966 probe_cc depcc "$dep_cc"
2967 CCDEP=${_DEPCMD:-$DEPCMD}
2968 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2969 DEPCCFLAGS=$_flags
2970fi
07dec06e 2971
3dbc777c
MR
2972if $ar 2>&1 | grep -q Microsoft; then
2973 arflags="-nologo"
2974 ar_o='-out:$@'
2975elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2976 arflags="rq"
2977 ar_o='$@'
4822ee3c
DB
2978elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2979 arflags='-Xany -r -c'
2980 ar_o='$@'
3dbc777c
MR
2981else
2982 arflags="rc"
2983 ar_o='$@'
2984fi
2985
7f32f40c 2986add_cflags $extra_cflags
2f2e6c7c 2987add_asflags $extra_cflags
7f32f40c 2988
154d432c
MR
2989if test -n "$sysroot"; then
2990 case "$cc_type" in
00ba041c 2991 gcc|llvm_gcc|clang)
467256f2 2992 add_cppflags --sysroot="$sysroot"
154d432c
MR
2993 add_ldflags --sysroot="$sysroot"
2994 ;;
6fec122a
MR
2995 tms470)
2996 add_cppflags -I"$sysinclude"
2997 add_ldflags --sysroot="$sysroot"
2998 ;;
154d432c
MR
2999 esac
3000fi
3001
d22c13a8 3002if test "$cpu" = host; then
ace87c19
DB
3003 enabled cross_compile &&
3004 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
3005
3006 case "$cc_type" in
613a4e3f 3007 gcc|llvm_gcc)
d22c13a8
MR
3008 check_native(){
3009 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 3010 sed -n "/cc1.*$1=/{
27ce1be8
MR
3011 s/.*$1=\\([^ ]*\\).*/\\1/
3012 p
3013 q
3014 }" $TMPE
d22c13a8
MR
3015 }
3016 cpu=$(check_native -march || check_native -mcpu)
3017 ;;
3018 esac
3019
ace87c19
DB
3020 test "${cpu:-host}" = host &&
3021 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
3022fi
3023
e939cedd
MR
3024# Deal with common $arch aliases
3025case "$arch" in
5873b623
MR
3026 aarch64|arm64)
3027 arch="aarch64"
3028 ;;
e939cedd
MR
3029 arm*)
3030 arch="arm"
3031 ;;
2acda282 3032 mips*|IP*)
e939cedd
MR
3033 arch="mips"
3034 ;;
a6e9d649 3035 parisc*|hppa*)
e939cedd
MR
3036 arch="parisc"
3037 ;;
56203596 3038 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
3039 arch="ppc"
3040 ;;
e939cedd
MR
3041 s390|s390x)
3042 arch="s390"
3043 ;;
3044 sh4|sh)
3045 arch="sh4"
3046 ;;
4cd217c0 3047 sun4u|sparc*)
e939cedd 3048 arch="sparc"
e939cedd 3049 ;;
c75848cd
DB
3050 tilegx|tile-gx)
3051 arch="tilegx"
3052 ;;
d33ed7b3 3053 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
3054 arch="x86"
3055 ;;
3056esac
3057
851ffa80 3058is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 3059enable $arch
e939cedd 3060
df5cdc24 3061# Add processor-specific flags
9ebd45c2 3062if enabled aarch64; then
33db40f8
MR
3063
3064 case $cpu in
3065 armv*)
3066 cpuflags="-march=$cpu"
3067 ;;
3068 *)
3069 cpuflags="-mcpu=$cpu"
3070 ;;
3071 esac
3072
3073elif enabled alpha; then
3074
3075 cpuflags="-mcpu=$cpu"
3076
3077elif enabled arm; then
3078
1234c66a
MR
3079 check_arm_arch() {
3080 check_cpp_condition stddef.h \
3081 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3082 $cpuflags
3083 }
3084
3085 probe_arm_arch() {
3086 if check_arm_arch 4; then echo armv4;
3087 elif check_arm_arch 4T; then echo armv4t;
3088 elif check_arm_arch 5; then echo armv5;
3089 elif check_arm_arch 5E; then echo armv5e;
3090 elif check_arm_arch 5T; then echo armv5t;
3091 elif check_arm_arch 5TE; then echo armv5te;
3092 elif check_arm_arch 5TEJ; then echo armv5te;
3093 elif check_arm_arch 6; then echo armv6;
3094 elif check_arm_arch 6J; then echo armv6j;
3095 elif check_arm_arch 6K; then echo armv6k;
3096 elif check_arm_arch 6Z; then echo armv6z;
3097 elif check_arm_arch 6ZK; then echo armv6zk;
3098 elif check_arm_arch 6T2; then echo armv6t2;
3099 elif check_arm_arch 7; then echo armv7;
3100 elif check_arm_arch 7A 7_A; then echo armv7-a;
3101 elif check_arm_arch 7R 7_R; then echo armv7-r;
3102 elif check_arm_arch 7M 7_M; then echo armv7-m;
3103 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3104 elif check_arm_arch 8A 8_A; then echo armv8-a;
3105 fi
3106 }
3107
3108 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3109
33db40f8
MR
3110 case $cpu in
3111 armv*)
3112 cpuflags="-march=$cpu"
3113 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3114 ;;
3115 *)
3116 cpuflags="-mcpu=$cpu"
3117 case $cpu in
3118 cortex-a*) subarch=armv7a ;;
3119 cortex-r*) subarch=armv7r ;;
3120 cortex-m*) enable thumb; subarch=armv7m ;;
3121 arm11*) subarch=armv6 ;;
3122 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3123 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3124 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3125 esac
3126 ;;
3127 esac
3128
f0fe245b
MR
3129 case "$subarch" in
3130 armv5t*) enable fast_clz ;;
3131 armv[6-8]*) enable fast_clz fast_unaligned ;;
3132 esac
3133
33db40f8
MR
3134elif enabled avr32; then
3135
3136 case $cpu in
3137 ap7[02]0[0-2])
3138 subarch="avr32_ap"
3139 cpuflags="-mpart=$cpu"
3140 ;;
3141 ap)
3142 subarch="avr32_ap"
3143 cpuflags="-march=$cpu"
3144 ;;
3145 uc3[ab]*)
3146 subarch="avr32_uc"
3147 cpuflags="-mcpu=$cpu"
3148 ;;
3149 uc)
3150 subarch="avr32_uc"
3151 cpuflags="-march=$cpu"
3152 ;;
3153 esac
3154
3155elif enabled bfin; then
3156
3157 cpuflags="-mcpu=$cpu"
3158
3159elif enabled mips; then
3160
3161 cpuflags="-march=$cpu"
3162
5d54c126 3163elif enabled ppc; then
343aef9b 3164
606cc8af
DB
3165 disable ldbrx
3166
56348891
MR
3167 case $(tolower $cpu) in
3168 601|ppc601|powerpc601)
9dbd5c3d 3169 cpuflags="-mcpu=601"
64ad53ff 3170 disable altivec
9dbd5c3d 3171 ;;
56348891 3172 603*|ppc603*|powerpc603*)
9dbd5c3d 3173 cpuflags="-mcpu=603"
64ad53ff 3174 disable altivec
9dbd5c3d 3175 ;;
56348891 3176 604*|ppc604*|powerpc604*)
9dbd5c3d 3177 cpuflags="-mcpu=604"
64ad53ff 3178 disable altivec
9dbd5c3d 3179 ;;
56348891 3180 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3181 cpuflags="-mcpu=750"
64ad53ff 3182 disable altivec
9dbd5c3d 3183 ;;
56348891 3184 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3185 cpuflags="-mcpu=7450"
9dbd5c3d 3186 ;;
56348891 3187 74*|ppc74*|powerpc74*)
7f1fcaf0 3188 cpuflags="-mcpu=7400"
9dbd5c3d 3189 ;;
313f9fbf 3190 g5|970|ppc970|powerpc970)
7f1fcaf0 3191 cpuflags="-mcpu=970"
9dbd5c3d 3192 ;;
313f9fbf 3193 power[3-7]*)
7f1fcaf0 3194 cpuflags="-mcpu=$cpu"
313f9fbf 3195 ;;
56348891 3196 cell)
9dbd5c3d
MR
3197 cpuflags="-mcpu=cell"
3198 enable ldbrx
3199 ;;
4ab26cb4
DB
3200 e500mc)
3201 cpuflags="-mcpu=e500mc"
3202 disable altivec
3203 ;;
7b0b81a1
AL
3204 e500v2)
3205 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3206 disable altivec
54f78816 3207 disable dcbzl
7b0b81a1
AL
3208 ;;
3209 e500)
3210 cpuflags="-mcpu=8540 -mhard-float"
3211 disable altivec
54f78816 3212 disable dcbzl
7b0b81a1 3213 ;;
9dbd5c3d 3214 esac
343aef9b 3215
33db40f8
MR
3216elif enabled sparc; then
3217
3218 case $cpu in
3219 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3220 cpuflags="-mcpu=$cpu"
33db40f8
MR
3221 ;;
3222 ultrasparc*|niagara[234])
3223 cpuflags="-mcpu=$cpu"
3224 ;;
3225 esac
3226
343aef9b
MR
3227elif enabled x86; then
3228
9dbd5c3d
MR
3229 case $cpu in
3230 i[345]86|pentium)
3231 cpuflags="-march=$cpu"
3232 disable mmx
3233 ;;
f54b5505 3234 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3235 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3236 cpuflags="-march=$cpu"
f54b5505 3237 disable i686
9dbd5c3d 3238 ;;
f54b5505 3239 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3240 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3241 cpuflags="-march=$cpu"
f54b5505 3242 enable i686
9dbd5c3d
MR
3243 enable fast_cmov
3244 ;;
3245 # targets that do support conditional mov but on which it's slow
3246 pentium4|pentium4m|prescott|nocona)
3247 cpuflags="-march=$cpu"
f54b5505 3248 enable i686
9dbd5c3d
MR
3249 disable fast_cmov
3250 ;;
3251 esac
343aef9b 3252
343aef9b
MR
3253fi
3254
9ebd45c2
MR
3255if [ "$cpu" != generic ]; then
3256 add_cflags $cpuflags
3257 add_asflags $cpuflags
3258fi
df5cdc24 3259
993f2d0f
MR
3260# compiler sanity check
3261check_exec <<EOF
3262int main(void){ return 0; }
3263EOF
3264if test "$?" != 0; then
3265 echo "$cc is unable to create an executable file."
3266 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3267 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3268 echo "Only do this if you know what cross compiling means."
3269 fi
3270 die "C compiler test failed."
3271fi
3272
046f081b 3273add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3274check_cflags -std=c99
50a334e4 3275check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3276#include <stdlib.h>
3277EOF
50a334e4 3278check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3279#include <stdlib.h>
3280EOF
e9b9a2f8 3281
8267f936 3282add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3283check_host_cflags -std=c99
0a6db2a2 3284check_host_cflags -Wall
8267f936 3285check_host_cflags -O3
f0125de9 3286
d4c99513
MR
3287check_64bit(){
3288 arch32=$1
3289 arch64=$2
3290 expr=$3
3291 check_code cc "" "int test[2*($expr) - 1]" &&
3292 subarch=$arch64 || subarch=$arch32
3293}
3294
b24dbcbd 3295case "$arch" in
d11cb13b 3296 aarch64|alpha|ia64)
2acda282
MR
3297 spic=$shared
3298 ;;
3299 mips)
3300 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3301 spic=$shared
b24dbcbd 3302 ;;
a6e9d649
MR
3303 parisc)
3304 check_64bit parisc parisc64 'sizeof(void *) > 4'
3305 spic=$shared
3306 ;;
56203596
MR
3307 ppc)
3308 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3309 spic=$shared
56203596 3310 ;;
5ddc9f50
RT
3311 s390)
3312 check_64bit s390 s390x 'sizeof(void *) > 4'
3313 spic=$shared
3314 ;;
4cd217c0
MR
3315 sparc)
3316 check_64bit sparc sparc64 'sizeof(void *) > 4'
3317 spic=$shared
3318 ;;
e939cedd 3319 x86)
d4c99513 3320 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3321 if test "$subarch" = "x86_64"; then
e939cedd 3322 spic=$shared
de27f4d9 3323 fi
b24dbcbd 3324 ;;
b24dbcbd
RP
3325esac
3326
343aef9b 3327enable $subarch
b1803c79 3328enabled spic && enable_weak pic
b24dbcbd 3329
7483e694 3330# OS specific
4f854758 3331case $target_os in
d3635f3a 3332 aix)
80ade798 3333 SHFLAGS=-shared
d3635f3a 3334 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3335 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3336 ;;
a1629e28 3337 haiku)
63ae7e7c 3338 prefix_default="/boot/common"
108caaaa 3339 network_extralibs="-lnetwork"
f59c4bd6 3340 host_libs=
a1629e28 3341 ;;
7483e694 3342 sunos)
9987769a 3343 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3344 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3345 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3346 # When using suncc to build, the Solaris linker will mark
3347 # an executable with each instruction set encountered by
3348 # the Solaris assembler. As our libraries contain their own
3349 # guards for processor-specific code, instead suppress
3350 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3351 enabled_all suncc x86 &&
3352 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3353 add_ldflags -Wl,-M,mapfile
2a8a860a 3354 nm_default='nm -P -g'
7483e694
DB