avutil: Move emms code to x86-specific header
[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]
06454877
MR
84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
06454877
MR
90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
DB
95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
e28b7553
DB
105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
e28b7553
DB
111
112Component options:
113 --disable-doc do not build documentation
5a0f7131
MR
114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
06454877
MR
123 --enable-x11grab enable X11 grabbing [no]
124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
06454877
MR
128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
70b348ec
DB
131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
3b327a4b
DB
137
138Individual component options:
bb55e3a3 139 --disable-everything disable all components listed below
06454877
MR
140 --disable-encoder=NAME disable encoder NAME
141 --enable-encoder=NAME enable encoder NAME
142 --disable-encoders disable all encoders
143 --disable-decoder=NAME disable decoder NAME
144 --enable-decoder=NAME enable decoder NAME
145 --disable-decoders disable all decoders
146 --disable-hwaccel=NAME disable hwaccel NAME
147 --enable-hwaccel=NAME enable hwaccel NAME
148 --disable-hwaccels disable all hwaccels
149 --disable-muxer=NAME disable muxer NAME
150 --enable-muxer=NAME enable muxer NAME
151 --disable-muxers disable all muxers
152 --disable-demuxer=NAME disable demuxer NAME
153 --enable-demuxer=NAME enable demuxer NAME
154 --disable-demuxers disable all demuxers
155 --enable-parser=NAME enable parser NAME
156 --disable-parser=NAME disable parser NAME
157 --disable-parsers disable all parsers
158 --enable-bsf=NAME enable bitstream filter NAME
159 --disable-bsf=NAME disable bitstream filter NAME
160 --disable-bsfs disable all bitstream filters
161 --enable-protocol=NAME enable protocol NAME
162 --disable-protocol=NAME disable protocol NAME
163 --disable-protocols disable all protocols
3b327a4b 164 --enable-indev=NAME enable input device NAME
06454877 165 --disable-indev=NAME disable input device NAME
06454877 166 --disable-indevs disable input devices
3b327a4b
DB
167 --enable-outdev=NAME enable output device NAME
168 --disable-outdev=NAME disable output device NAME
06454877
MR
169 --disable-outdevs disable output devices
170 --disable-devices disable all devices
171 --enable-filter=NAME enable filter NAME
172 --disable-filter=NAME disable filter NAME
173 --disable-filters disable all filters
06454877
MR
174
175External library support:
176 --enable-avisynth enable reading of AVISynth script files [no]
177 --enable-bzlib enable bzlib [autodetect]
47941088 178 --enable-frei0r enable frei0r video filtering
bc8c1395 179 --enable-gnutls enable gnutls [no]
e417d80d 180 --enable-libcdio enable audio CD grabbing with libcdio
06454877
MR
181 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
182 and libraw1394 [no]
c547e5ff
DB
183 --enable-libfaac enable AAC encoding via libfaac [no]
184 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 185 --enable-libfreetype enable libfreetype [no]
c547e5ff 186 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 187 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 188 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
becc3c62
MS
189 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
190 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
191 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 192 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 193 --enable-libopus enable Opus decoding via libopus [no]
7c922411 194 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 195 --enable-librtmp enable RTMP[E] support via librtmp [no]
c547e5ff
DB
196 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
197 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 198 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 199 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 200 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 201 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 202 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
06454877 203 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 204 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
205 --enable-libxvid enable Xvid encoding via xvidcore,
206 native MPEG-4/Xvid encoder exists [no]
a060866f 207 --enable-openssl enable openssl [no]
06454877
MR
208 --enable-zlib enable zlib [autodetect]
209
210Advanced options (experts only):
06454877
MR
211 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
212 --enable-cross-compile assume a cross-compiler is used
213 --sysroot=PATH root of cross-build tree
214 --sysinclude=PATH location of cross-build system headers
215 --target-os=OS compiler targets OS [$target_os]
216 --target-exec=CMD command to run executables on target
217 --target-path=DIR path to view of build directory on target
aeeb782c 218 --toolchain=NAME set tool defaults according to NAME
06454877 219 --nm=NM use nm tool
121d78d0 220 --ar=AR use archive tool AR [$ar_default]
06454877
MR
221 --as=AS use assembler AS [$as_default]
222 --cc=CC use C compiler CC [$cc_default]
193cdd9a 223 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877
MR
224 --ld=LD use linker LD
225 --host-cc=HOSTCC use host C compiler HOSTCC
226 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 227 --host-ld=HOSTLD use host linker HOSTLD
06454877
MR
228 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
229 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 230 --host-os=OS compiler host OS [$target_os]
06454877
MR
231 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
232 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
233 --extra-libs=ELIBS add ELIBS [$ELIBS]
234 --extra-version=STRING version string suffix []
193cdd9a 235 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 236 --build-suffix=SUFFIX library name suffix []
3b327a4b 237 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
238 --arch=ARCH select architecture [$arch]
239 --cpu=CPU select the minimum required CPU (affects
240 instruction selection, may crash on older CPUs)
3b327a4b
DB
241 --enable-pic build position-independent code
242 --enable-sram allow use of on-chip SRAM
193cdd9a 243 --enable-thumb compile for Thumb instruction set
3b327a4b 244 --disable-symver disable symbol versioning
3b327a4b
DB
245 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
246 --disable-safe-bitstream-reader
247 disable buffer boundary checking in bitreaders
248 (faster, but may crash)
249 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 250 --enable-lto use link-time optimization
3b327a4b
DB
251
252Optimization options (experts only):
c8a4ae00 253 --disable-asm disable all assembler optimizations
06454877
MR
254 --disable-altivec disable AltiVec optimizations
255 --disable-amd3dnow disable 3DNow! optimizations
256 --disable-amd3dnowext disable 3DNow! extended optimizations
257 --disable-mmx disable MMX optimizations
239fdf1b 258 --disable-mmxext disable MMXEXT optimizations
06454877 259 --disable-sse disable SSE optimizations
50cd43f2
DB
260 --disable-sse2 disable SSE2 optimizations
261 --disable-sse3 disable SSE3 optimizations
06454877 262 --disable-ssse3 disable SSSE3 optimizations
50cd43f2
DB
263 --disable-sse4 disable SSE4 optimizations
264 --disable-sse42 disable SSE4.2 optimizations
87f1355f 265 --disable-avx disable AVX optimizations
79687079 266 --disable-fma4 disable FMA4 optimizations
06454877
MR
267 --disable-armv5te disable armv5te optimizations
268 --disable-armv6 disable armv6 optimizations
269 --disable-armv6t2 disable armv6t2 optimizations
b3267559 270 --disable-vfp disable VFP optimizations
5ea20630 271 --disable-neon disable NEON optimizations
06454877 272 --disable-vis disable VIS optimizations
afb5ed55 273 --disable-inline-asm disable use of inline assembler
06454877 274 --disable-yasm disable use of yasm assembler
06454877 275
070c5d0f 276Developer options (useful when working on Libav itself):
06454877
MR
277 --disable-debug disable debugging symbols
278 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
279 --disable-optimizations disable compiler optimizations
280 --enable-extra-warnings enable more compiler warnings
52b3cc60 281 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 282 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
283 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
284 should be used only for debugging purposes)
154caa67
MR
285 --enable-random randomly enable/disable components
286 --disable-random
287 --enable-random=LIST randomly enable/disable specific components or
288 --disable-random=LIST component groups. LIST is a comma-separated list
289 of NAME[:PROB] entries where NAME is a component
290 (group) and PROB the probability associated with
291 NAME (default 0.5).
292 --random-seed=VALUE seed value for --enable/disable-random
06454877
MR
293
294NOTE: Object files are built at the place where configure is launched.
295EOF
60e8bc13 296 exit 0
74c53c2d 297}
cf9d24ad 298
0884fadf
MR
299quotes='""'
300
57bd82d4 301log(){
2270b4b2 302 echo "$@" >> $logfile
57bd82d4
MR
303}
304
720c69da 305log_file(){
c8e9f801 306 log BEGIN $1
2270b4b2 307 pr -n -t $1 >> $logfile
c8e9f801
MR
308 log END $1
309}
310
2ba042a7 311echolog(){
c8e9f801 312 log "$@"
57bd82d4 313 echo "$@"
2ba042a7
MR
314}
315
7bfc8ae6
MR
316warn(){
317 log "WARNING: $*"
318 WARNINGS="${WARNINGS}WARNING: $*\n"
319}
320
2ba042a7
MR
321die(){
322 echolog "$@"
323 cat <<EOF
d326cf7f 324
2ba042a7 325If you think configure made a mistake, make sure you are using the latest
4a6a21f5 326version from Git. If the latest version fails, report the problem to the
070c5d0f 327libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 328EOF
e155a21a 329 if disabled logging; then
2ba042a7 330 cat <<EOF
e155a21a
DB
331Rerun configure with logging enabled (do not use --disable-logging), and
332include the log this produces with your report.
2ba042a7
MR
333EOF
334 else
f69f51b3 335 cat <<EOF
e155a21a
DB
336Include the log file "$logfile" produced by configure as this will help
337solving the problem.
2ba042a7
MR
338EOF
339 fi
57bd82d4
MR
340 exit 1
341}
342
6c6007d6 343# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 344toupper(){
6c6007d6 345 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
346}
347
4a5444db 348tolower(){
6c6007d6 349 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
350}
351
14a8acf1
MR
352c_escape(){
353 echo "$*" | sed 's/["\\]/\\\0/g'
354}
355
b04251c5
MR
356sh_quote(){
357 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 358 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
359 echo "$v"
360}
361
bb7a22b5
MR
362cleanws(){
363 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
364}
365
be8f2501
MR
366filter(){
367 pat=$1
368 shift
369 for v; do
98ef6079 370 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
371 done
372}
373
9d201b26
MR
374filter_out(){
375 pat=$1
376 shift
377 for v; do
378 eval "case $v in $pat) ;; *) echo $v ;; esac"
379 done
380}
381
36e2dea0
MR
382map(){
383 m=$1
384 shift
e0e335a0 385 for v; do eval $m; done
36e2dea0
MR
386}
387
43b73d59
DB
388add_suffix(){
389 suffix=$1
390 shift
391 for v; do echo ${v}${suffix}; done
392}
393
a8d04fba
MR
394set_all(){
395 value=$1
396 shift
397 for var in $*; do
398 eval $var=$value
399 done
400}
401
72a43668
MR
402set_weak(){
403 value=$1
404 shift
405 for var; do
406 eval : \${$var:=$value}
407 done
408}
409
3f8040db
MR
410set_safe(){
411 var=$1
412 shift
413 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
414}
415
416get_safe(){
417 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
418}
419
799c9e9b
MR
420pushvar(){
421 for var in $*; do
422 eval level=\${${var}_level:=0}
423 eval ${var}_${level}="\$$var"
424 eval ${var}_level=$(($level+1))
425 done
426}
427
428popvar(){
429 for var in $*; do
430 eval level=\${${var}_level:-0}
431 test $level = 0 && continue
432 eval level=$(($level-1))
433 eval $var="\${${var}_${level}}"
434 eval ${var}_level=$level
435 eval unset ${var}_${level}
436 done
437}
438
a8d04fba
MR
439enable(){
440 set_all yes $*
441}
442
443disable(){
444 set_all no $*
445}
446
72a43668
MR
447enable_weak(){
448 set_weak yes $*
449}
450
451disable_weak(){
452 set_weak no $*
453}
454
72702705 455enable_safe(){
fd07f803
MR
456 for var; do
457 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
458 done
72702705
MR
459}
460
461disable_safe(){
fd07f803
MR
462 for var; do
463 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
464 done
72702705
MR
465}
466
f9d328da
MR
467do_enable_deep(){
468 for var; do
469 enabled $var && continue
470 eval sel="\$${var}_select"
c510c7b5
MR
471 eval sgs="\$${var}_suggest"
472 pushvar var sgs
f9d328da 473 enable_deep $sel
c510c7b5
MR
474 popvar sgs
475 enable_deep_weak $sgs
f9d328da
MR
476 popvar var
477 done
478}
479
480enable_deep(){
481 do_enable_deep $*
482 enable $*
483}
484
72a43668
MR
485enable_deep_weak(){
486 do_enable_deep $*
487 enable_weak $*
488}
489
57bd82d4 490enabled(){
3250003c
MR
491 test "${1#!}" = "$1" && op== || op=!=
492 eval test "x\$${1#!}" $op "xyes"
44161118
MR
493}
494
37970ebf 495disabled(){
3250003c
MR
496 test "${1#!}" = "$1" && op== || op=!=
497 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
498}
499
44161118
MR
500enabled_all(){
501 for opt; do
502 enabled $opt || return 1
503 done
504}
505
85bca2c5
DB
506disabled_all(){
507 for opt; do
508 disabled $opt || return 1
509 done
510}
511
44161118
MR
512enabled_any(){
513 for opt; do
514 enabled $opt && return 0
515 done
516}
517
85bca2c5
DB
518disabled_any(){
519 for opt; do
520 disabled $opt && return 0
521 done
f7b230a7 522 return 1
85bca2c5
DB
523}
524
c9d19248
MR
525set_default(){
526 for opt; do
88268e94 527 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
528 done
529}
530
4a0d6686
AJ
531is_in(){
532 value=$1
533 shift
534 for var in $*; do
535 [ $var = $value ] && return 0
536 done
537 return 1
538}
539
d4f8cecc 540do_check_deps(){
30fd06be 541 for cfg; do
3250003c 542 cfg="${cfg#!}"
799c9e9b
MR
543 enabled ${cfg}_checking && die "Circular dependency for $cfg."
544 disabled ${cfg}_checking && continue
545 enable ${cfg}_checking
d4f8cecc 546 append allopts $cfg
799c9e9b 547
30fd06be
MR
548 eval dep_all="\$${cfg}_deps"
549 eval dep_any="\$${cfg}_deps_any"
7ef3425f 550 eval dep_sel="\$${cfg}_select"
c510c7b5 551 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
552 eval dep_ifa="\$${cfg}_if"
553 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 554
3d7453e0 555 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 556 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 557 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 558
3d7453e0
MR
559 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
560 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
561 enabled_all $dep_all || disable $cfg
562 enabled_any $dep_any || disable $cfg
7ef3425f 563 disabled_any $dep_sel && disable $cfg
799c9e9b 564
4ec45764 565 if enabled $cfg; then
f9d328da 566 enable_deep $dep_sel
c510c7b5 567 enable_deep_weak $dep_sgs
4ec45764
RP
568 fi
569
799c9e9b 570 disable ${cfg}_checking
30fd06be
MR
571 done
572}
573
d4f8cecc
MR
574check_deps(){
575 unset allopts
576
577 do_check_deps "$@"
578
579 for cfg in $allopts; do
580 enabled $cfg || continue
581 eval dep_extralibs="\$${cfg}_extralibs"
582 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
583 done
584}
585
44161118
MR
586print_config(){
587 pfx=$1
72cfcf41
MR
588 files=$2
589 shift 2
f454e879
MR
590 map 'eval echo "$v \${$v:-no}"' "$@" |
591 awk "BEGIN { split(\"$files\", files) }
592 {
593 c = \"$pfx\" toupper(\$1);
594 v = \$2;
595 sub(/yes/, 1, v);
596 sub(/no/, 0, v);
597 for (f in files) {
598 file = files[f];
599 if (file ~ /\\.h\$/) {
600 printf(\"#define %s %d\\n\", c, v) >>file;
601 } else if (file ~ /\\.asm\$/) {
602 printf(\"%%define %s %d\\n\", c, v) >>file;
603 } else if (file ~ /\\.mak\$/) {
d16c4aeb 604 n = -v ? \"\" : \"!\";
f454e879
MR
605 printf(\"%s%s=yes\\n\", n, c) >>file;
606 }
607 }
608 }"
57bd82d4
MR
609}
610
31c0121d 611print_enabled(){
31c0121d
MR
612 suf=$1
613 shift
614 for v; do
9eda2a85 615 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
616 done
617}
618
57bd82d4
MR
619append(){
620 var=$1
621 shift
57bd82d4
MR
622 eval "$var=\"\$$var $*\""
623}
624
60361817
MR
625prepend(){
626 var=$1
627 shift
628 eval "$var=\"$* \$$var\""
629}
630
50a334e4 631add_cppflags(){
cd52ec95 632 append CPPFLAGS "$@"
50a334e4
MR
633}
634
57bd82d4 635add_cflags(){
01d31e16 636 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
637}
638
2f2e6c7c 639add_asflags(){
01d31e16 640 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
641}
642
57bd82d4 643add_ldflags(){
64933b6c 644 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
645}
646
647add_extralibs(){
64933b6c 648 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
649}
650
6c3fa06a
MR
651add_host_cflags(){
652 append host_cflags $($host_cflags_filter "$@")
653}
654
655add_host_ldflags(){
656 append host_ldflags $($host_ldflags_filter "$@")
657}
658
84e65c76
MR
659add_compat(){
660 append compat_objs $1
661 shift
662 map 'add_cppflags -D$v' "$@"
663}
664
b0cfb663 665check_cmd(){
b3cb5d51 666 log "$@"
2270b4b2 667 "$@" >> $logfile 2>&1
b0cfb663
MR
668}
669
b2704a65
MR
670cc_o(){
671 eval printf '%s\\n' $CC_O
672}
673
18031c49
MR
674cc_e(){
675 eval printf '%s\\n' $CC_E
676}
677
dcd479c0 678check_cc(){
57bd82d4 679 log check_cc "$@"
2270b4b2 680 cat > $TMPC
720c69da 681 log_file $TMPC
23565c26 682 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
683}
684
685check_cpp(){
686 log check_cpp "$@"
2270b4b2 687 cat > $TMPC
720c69da 688 log_file $TMPC
18031c49 689 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
690}
691
df0d6341
MR
692as_o(){
693 eval printf '%s\\n' $AS_O
694}
695
f65883c8
MR
696check_as(){
697 log check_as "$@"
7fd90119
MR
698 cat > $TMPS
699 log_file $TMPS
700 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
701}
702
575db883
DB
703check_inline_asm(){
704 log check_inline_asm "$@"
940f335a 705 name="$1"
3784e82e 706 code="$2"
940f335a 707 shift 2
49214f61 708 disable $name
7fd90119 709 check_cc "$@" <<EOF && enable $name
3784e82e 710void foo(void){ __asm__ volatile($code); }
940f335a
MR
711EOF
712}
713
c6ebc9fa
MR
714check_insn(){
715 log check_insn "$@"
716 check_inline_asm ${1}_inline "\"$2\""
717 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
718}
719
304d586d
LM
720check_yasm(){
721 log check_yasm "$@"
722 echo "$1" > $TMPS
723 log_file $TMPS
724 shift 1
725 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
726}
727
29b64b68
MR
728ld_o(){
729 eval printf '%s\\n' $LD_O
730}
731
dcd479c0 732check_ld(){
57bd82d4 733 log check_ld "$@"
66a1ccd7
MR
734 flags=$(filter_out '-l*' "$@")
735 libs=$(filter '-l*' "$@")
01d31e16 736 check_cc $($cflags_filter $flags) || return
64933b6c
MR
737 flags=$($ldflags_filter $flags)
738 libs=$($ldflags_filter $libs)
29b64b68 739 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
740}
741
5adc829e
MR
742check_code(){
743 log check_code "$@"
744 check=$1
745 headers=$2
746 code=$3
747 shift 3
748 {
749 for hdr in $headers; do
750 echo "#include <$hdr>"
751 done
752 echo "int main(void) { $code; return 0; }"
753 } | check_$check "$@"
754}
755
50a334e4
MR
756check_cppflags(){
757 log check_cppflags "$@"
caf458dd 758 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
759int x;
760EOF
761}
762
dcd479c0 763check_cflags(){
57bd82d4 764 log check_cflags "$@"
01d31e16 765 set -- $($cflags_filter "$@")
caf458dd 766 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
767int x;
768EOF
769}
770
2ed46eea
MR
771test_ldflags(){
772 log test_ldflags "$@"
773 check_ld "$@" <<EOF
c23a0ac8 774int main(void){ return 0; }
dcd479c0
MR
775EOF
776}
777
2ed46eea
MR
778check_ldflags(){
779 log check_ldflags "$@"
780 test_ldflags "$@" && add_ldflags "$@"
781}
782
dcd479c0 783check_header(){
57bd82d4 784 log check_header "$@"
dcd479c0
MR
785 header=$1
786 shift
b77df637
MR
787 disable_safe $header
788 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
789#include <$header>
790int x;
791EOF
792}
793
794check_func(){
57bd82d4 795 log check_func "$@"
dcd479c0
MR
796 func=$1
797 shift
d8bc5f06
MR
798 disable $func
799 check_ld "$@" <<EOF && enable $func
dcd479c0 800extern int $func();
c23a0ac8 801int main(void){ $func(); }
dcd479c0
MR
802EOF
803}
804
645d2652 805check_mathfunc(){
6b73c0ae 806 log check_mathfunc "$@"
645d2652 807 func=$1
1aa07aa2
MR
808 narg=$2
809 shift 2
810 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
811 disable $func
812 check_ld "$@" <<EOF && enable $func
813#include <math.h>
1aa07aa2 814float foo(float f, float g) { return $func($args); }
33bd38db 815int main(void){ return 0; }
645d2652
MR
816EOF
817}
818
2446d3d6
DB
819check_func_headers(){
820 log check_func_headers "$@"
f8d7b072 821 headers=$1
edaf1ae2 822 funcs=$2
f8d7b072 823 shift 2
edaf1ae2
MR
824 {
825 for hdr in $headers; do
826 echo "#include <$hdr>"
827 done
828 for func in $funcs; do
829 echo "long check_$func(void) { return (long) $func; }"
830 done
831 echo "int main(void) { return 0; }"
832 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
833}
834
a5344cf7
SS
835check_cpp_condition(){
836 log check_cpp_condition "$@"
837 header=$1
838 condition=$2
f855b7b9 839 shift 2
cd52ec95 840 check_cpp "$@" <<EOF
a5344cf7
SS
841#include <$header>
842#if !($condition)
843#error "unsatisfied condition: $condition"
844#endif
845EOF
846}
847
57bd82d4
MR
848check_lib(){
849 log check_lib "$@"
850 header="$1"
851 func="$2"
852 shift 2
84400e9d 853 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
854}
855
f8d7b072
MR
856check_lib2(){
857 log check_lib2 "$@"
858 headers="$1"
edaf1ae2 859 funcs="$2"
f8d7b072 860 shift 2
edaf1ae2 861 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
862}
863
3f8040db
MR
864check_pkg_config(){
865 log check_pkg_config "$@"
866 pkg="$1"
867 headers="$2"
868 funcs="$3"
869 shift 3
870 $pkg_config --exists $pkg || return
871 pkg_cflags=$($pkg_config --cflags $pkg)
872 pkg_libs=$($pkg_config --libs $pkg)
873 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
874 set_safe ${pkg}_cflags $pkg_cflags &&
875 set_safe ${pkg}_libs $pkg_libs
876}
877
dcd479c0 878check_exec(){
2270b4b2 879 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
880}
881
7dfef245 882check_exec_crash(){
5e622c40 883 code=$(cat)
7dfef245
MR
884
885 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
886 # are safe but may not be available everywhere. Thus we use
887 # raise(SIGTERM) instead. The check is run in a subshell so we
888 # can redirect the "Terminated" message from the shell. SIGBUS
889 # is not defined by standard C so it is used conditionally.
890
2270b4b2 891 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
892#include <signal.h>
893static void sighandler(int sig){
894 raise(SIGTERM);
895}
692dd8ed
MR
896int foo(void){
897 $code
898}
e5af4a11 899int main(void){
7dfef245
MR
900 signal(SIGILL, sighandler);
901 signal(SIGFPE, sighandler);
902 signal(SIGSEGV, sighandler);
903#ifdef SIGBUS
904 signal(SIGBUS, sighandler);
905#endif
692dd8ed 906 foo();
7dfef245
MR
907}
908EOF
909}
910
72be9e73
DY
911check_type(){
912 log check_type "$@"
913 headers=$1
914 type=$2
915 shift 2
ae550ce9 916 disable_safe "$type"
5adc829e 917 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
918}
919
14d36751
MR
920check_struct(){
921 log check_type "$@"
922 headers=$1
923 struct=$2
924 member=$3
925 shift 3
926 disable_safe "${struct}_${member}"
5adc829e
MR
927 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
928 enable_safe "${struct}_${member}"
14d36751
MR
929}
930
57bd82d4
MR
931require(){
932 name="$1"
933 header="$2"
934 func="$3"
935 shift 3
936 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
937}
938
f8d7b072
MR
939require2(){
940 name="$1"
941 headers="$2"
942 func="$3"
943 shift 3
944 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
945}
946
3f8040db
MR
947require_pkg_config(){
948 pkg="$1"
949 check_pkg_config "$@" || die "ERROR: $pkg not found"
950 add_cflags $(get_safe ${pkg}_cflags)
951 add_extralibs $(get_safe ${pkg}_libs)
952}
953
ae43c4c0
MR
954hostcc_o(){
955 eval printf '%s\\n' $HOSTCC_O
956}
957
f0125de9
MR
958check_host_cc(){
959 log check_host_cc "$@"
960 cat > $TMPC
961 log_file $TMPC
ae43c4c0 962 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
963}
964
965check_host_cflags(){
966 log check_host_cflags "$@"
6c3fa06a 967 set -- $($host_cflags_filter "$@")
f0125de9
MR
968 check_host_cc "$@" <<EOF && append host_cflags "$@"
969int x;
970EOF
971}
972
c505dd31
MR
973apply(){
974 file=$1
975 shift
976 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
977}
978
c34681df 979cp_if_changed(){
5e27ec28
MR
980 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
981 mkdir -p "$(dirname $2)"
4ebc6a74 982 $cp_f "$1" "$2"
c34681df
MR
983}
984
dcd61286
DB
985# CONFIG_LIST contains configurable options, while HAVE_LIST is for
986# system-dependent things.
987
4a0d6686
AJ
988COMPONENT_LIST="
989 bsfs
990 decoders
991 demuxers
992 encoders
3cde40aa 993 filters
5666fd73 994 hwaccels
c552605c 995 indevs
4a0d6686 996 muxers
c552605c 997 outdevs
4a0d6686
AJ
998 parsers
999 protocols
1000"
1001
70b348ec
DB
1002HWACCEL_LIST="
1003 dxva2
1004 vaapi
1005 vda
1006 vdpau
1007"
d89f2fa9
DB
1008LIBRARY_LIST="
1009 avcodec
1010 avdevice
1011 avfilter
1012 avformat
1013 avresample
1014 avutil
1015 swscale
1016"
1017
055c61b8
DB
1018PROGRAM_LIST="
1019 avconv
1020 avplay
1021 avprobe
1022 avserver
055c61b8
DB
1023"
1024
4a0d6686
AJ
1025CONFIG_LIST="
1026 $COMPONENT_LIST
70b348ec 1027 $HWACCEL_LIST
d89f2fa9 1028 $LIBRARY_LIST
055c61b8 1029 $PROGRAM_LIST
c88f5d72 1030 avisynth
f402916e 1031 bzlib
7f3f5f46 1032 dct
c73f65d9 1033 doc
1848f7d9 1034 fft
47941088 1035 frei0r
bc8c1395 1036 gnutls
c88f5d72 1037 gpl
d8d0d0b2 1038 gray
3abe5fbd 1039 hardcoded_tables
e417d80d 1040 libcdio
f7b8bffe 1041 libdc1394
2eed5a46 1042 libfaac
37eeb5e2 1043 libfdk_aac
a5b64584 1044 libfreetype
c88f5d72 1045 libgsm
3641b048 1046 libilbc
6ebe07fb 1047 libmp3lame
0b175caa
DB
1048 libopencore_amrnb
1049 libopencore_amrwb
6ebf0bfc 1050 libopencv
9a77d59a 1051 libopenjpeg
44617d6e 1052 libopus
0de9c41f 1053 libpulse
0f943ce6 1054 librtmp
f7cd9eed 1055 libschroedinger
ae14f311 1056 libspeex
150d2772 1057 libtheora
d89e738a 1058 libvo_aacenc
f502ff3f 1059 libvo_amrwbenc
c88f5d72 1060 libvorbis
8299a7f8 1061 libvpx
1cc60c47 1062 libx264
de295976 1063 libxavs
1cc60c47 1064 libxvid
b781cc12 1065 lsp
2a91ada8 1066 lzo
47a158cb 1067 mdct
c88f5d72 1068 memalign_hack
c88f5d72 1069 network
3fe142e2 1070 nonfree
a060866f 1071 openssl
8a3c8627 1072 pic
68602540 1073 rdft
e90f5b5a 1074 runtime_cpudetect
8cfbbd92 1075 safe_bitstream_reader
2e35e684 1076 shared
bd2216e4 1077 small
6b35d421 1078 sram
2e35e684 1079 static
a9ddb5b1 1080 swscale_alpha
8986fddc 1081 thumb
9cad0e4e 1082 version3
7e4d9d5d 1083 xmm_clobber_test
56a059ac 1084 x11grab
c88f5d72 1085 zlib
4a0d6686 1086"
c88f5d72 1087
8eee7025 1088THREADS_LIST='
8eee7025
DB
1089 pthreads
1090 w32threads
1091'
1092
3f5b56e5 1093ARCH_LIST='
5873b623 1094 aarch64
3f5b56e5 1095 alpha
a2fc0f6a 1096 arm
fdcd782d
MR
1097 avr32
1098 avr32_ap
1099 avr32_uc
3f5b56e5
MR
1100 bfin
1101 ia64
1102 m68k
1103 mips
bae3abb0 1104 mips64
3f5b56e5 1105 parisc
79cb09b2 1106 ppc
34d11b87 1107 ppc64
3f5b56e5
MR
1108 s390
1109 sh4
1110 sparc
1111 sparc64
c75848cd
DB
1112 tilegx
1113 tilepro
0844bae1 1114 tomi
3f5b56e5
MR
1115 x86
1116 x86_32
1117 x86_64
1118'
1119
81dfa21e
MR
1120ARCH_EXT_LIST_ARM='
1121 armv5te
1122 armv6
1123 armv6t2
81dfa21e 1124 neon
b3267559 1125 vfp
81dfa21e
MR
1126 vfpv3
1127'
1128
50cd43f2 1129ARCH_EXT_LIST_X86='
3bf96eec 1130 amd3dnow
a1ef9f08 1131 amd3dnowext
50cd43f2
DB
1132 avx
1133 fma4
1134 mmx
1135 mmxext
1136 sse
1137 sse2
1138 sse3
1139 sse4
1140 sse42
1141 ssse3
1142'
1143
1144ARCH_EXT_LIST="
81dfa21e 1145 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1146 $ARCH_EXT_LIST_X86
1147 altivec
799fde37 1148 ppc4xx
bd9d34a0 1149 vis
50cd43f2 1150"
3f5b56e5 1151
fd712a55
DB
1152HAVE_LIST_CMDLINE='
1153 inline_asm
1154 symver
1155 yasm
1156'
1157
a3e02a8c
MR
1158HAVE_LIST_PUB='
1159 bigendian
d268eee9 1160 fast_unaligned
a3e02a8c
MR
1161'
1162
79042ab3 1163MATH_FUNCS="
fab0a8b2
MR
1164 atanf
1165 atan2f
79042ab3 1166 cbrtf
fab0a8b2 1167 cosf
79042ab3
DB
1168 exp2
1169 exp2f
fab0a8b2 1170 expf
79042ab3
DB
1171 isinf
1172 isnan
fab0a8b2 1173 ldexpf
79042ab3
DB
1174 llrint
1175 llrintf
1176 log2
1177 log2f
fab0a8b2 1178 log10f
79042ab3
DB
1179 lrint
1180 lrintf
fab0a8b2 1181 powf
79042ab3
DB
1182 rint
1183 round
1184 roundf
fab0a8b2 1185 sinf
79042ab3
DB
1186 trunc
1187 truncf
1188"
1189
3f5b56e5
MR
1190HAVE_LIST="
1191 $ARCH_EXT_LIST
43b73d59
DB
1192 $(add_suffix _external $ARCH_EXT_LIST)
1193 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1194 $HAVE_LIST_CMDLINE
a3e02a8c 1195 $HAVE_LIST_PUB
3f5b56e5 1196 $THREADS_LIST
79042ab3 1197 $MATH_FUNCS
be1a839c 1198 aligned_malloc
59782b82 1199 aligned_stack
35fd8122 1200 alsa_asoundlib_h
3f5b56e5 1201 altivec_h
c9fdab0d 1202 arpa_inet_h
ec9d2c15 1203 asm_mod_q
6308729e 1204 asm_mod_y
dffb41b9 1205 attribute_may_alias
e7ea5e3d 1206 attribute_packed
43e0e0c4
LB
1207 cdio_paranoia_h
1208 cdio_paranoia_paranoia_h
ecf97f22 1209 closesocket
1ac9331a 1210 cmov
15caccb9 1211 CommandLineToArgvW
180d43bc 1212 cpunop
1093383d 1213 CryptGenRandom
c88f5d72 1214 dcbzl
f8aa696f
DB
1215 dev_bktr_ioctl_bt848_h
1216 dev_bktr_ioctl_meteor_h
1217 dev_ic_bt8xx_h
f8aa696f 1218 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1219 dev_video_meteor_ioctl_meteor_h
ca6b544a 1220 direct_h
18b67ae5 1221 dlfcn_h
c88f5d72 1222 dlopen
bc574408 1223 dos_paths
fa845061 1224 dxva_h
245626d0
DB
1225 ebp_available
1226 ebx_available
c2a29455 1227 fast_64bit
669b5583 1228 fast_clz
7073e9fc 1229 fast_cmov
534a2231 1230 fcntl
9d99cc5a 1231 fork
84882df6 1232 getaddrinfo
da9e86f8 1233 gethrtime
667fb97a 1234 getopt
02e8f427 1235 GetProcessAffinityMask
fc5607f8 1236 GetProcessMemoryInfo
4e68cb8a 1237 GetProcessTimes
61183b5a 1238 GetSystemTimeAsFileTime
66be5b45 1239 getrusage
c3e73100 1240 getservbyport
61183b5a 1241 gettimeofday
a49d3025 1242 gnu_as
c7df1532 1243 gsm_h
2f0c136e 1244 ibm_asm
2e1913b1 1245 inet_aton
3b1ab197 1246 io_h
abfc8d05 1247 isatty
8772997d 1248 jack_port_get_latency_range
9f5ff83f 1249 ldbrx
0b4a1821
AS
1250 libdc1394_1
1251 libdc1394_2
d96cd429
MR
1252 local_aligned_16
1253 local_aligned_8
a5b64584 1254 localtime_r
85dd97ad 1255 loongson
f8aa696f
DB
1256 machine_ioctl_bt848_h
1257 machine_ioctl_meteor_h
c88f5d72 1258 malloc_h
73f6d31e 1259 MapViewOfFile
c88f5d72 1260 memalign
6ffa87d3 1261 mkstemp
f80ddd5b 1262 mm_empty
0328b9ea 1263 mmap
e98b02de 1264 mprotect
4fa661a8 1265 msvcrt
d3d3a32c 1266 nanosleep
3e0b1c9a 1267 poll_h
1f91cdce 1268 posix_memalign
07b28702 1269 rdtsc
ea4d5f48 1270 sched_getaffinity
c88f5d72
MR
1271 sdl
1272 sdl_video_size
7e6a11bc 1273 SetConsoleTextAttribute
b507ebd1 1274 setmode
3e0b1c9a 1275 setrlimit
d3d3a32c 1276 Sleep
15d59d2c 1277 sndio_h
72be9e73 1278 socklen_t
deb29777 1279 soundcard_h
87958234 1280 strerror_r
6379900c 1281 strptime
47941088 1282 strtok_r
c0018613 1283 struct_addrinfo
75d339e0
MS
1284 struct_group_source_req
1285 struct_ip_mreq_source
b4d68544 1286 struct_ipv6_mreq
cdee08e3 1287 struct_pollfd
3e0b1c9a 1288 struct_rusage_ru_maxrss
b4d68544 1289 struct_sockaddr_in6
3b2372bf 1290 struct_sockaddr_sa_len
33a4dbdd 1291 struct_sockaddr_storage
a6a4793d 1292 struct_v4l2_frmivalenum_discrete
b462d132 1293 symver_asm_label
3e0b1c9a 1294 symver_gnu_asm
bcc73960 1295 sysconf
b9e22269 1296 sysctl
b58412f1 1297 sys_mman_h
06bb5905 1298 sys_param_h
b091aa44 1299 sys_resource_h
81644c2e 1300 sys_select_h
deb29777 1301 sys_soundcard_h
e64bceea 1302 sys_time_h
1b6e8b73 1303 sys_videoio_h
b265431e 1304 threads
542920b7 1305 unistd_h
d3d3a32c 1306 usleep
ce742de2 1307 vfp_args
7c5bfe7a 1308 VirtualAlloc
d3d3a32c 1309 windows_h
6ff3f3e7 1310 winsock2_h
cc078b5d 1311 xform_asm
6f74fb03 1312 xmm_clobbers
0cb78cef 1313"
44161118 1314
511cf612 1315# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1316CONFIG_EXTRA="
87849592 1317 aandcttables
bfe9f48a 1318 ac3dsp
c292f6a2 1319 error_resilience
bfe9f48a 1320 gcrypt
478fd534 1321 golomb
9cad0e4e 1322 gplv3
478fd534
DB
1323 h264chroma
1324 h264dsp
1325 h264pred
915a2a0a 1326 h264qpel
478fd534 1327 huffman
9cad0e4e 1328 lgplv3
478fd534 1329 lpc
1e164c0b 1330 mpegaudio
bfe9f48a 1331 mpegaudiodsp
18bbca1f 1332 mpegvideo
ad08dfd5 1333 mpegvideoenc
bfe9f48a 1334 nettle
f704a079 1335 rangecoder
bfe9f48a 1336 rtpdec
5ad2f0bf 1337 rtpenc_chain
bfe9f48a 1338 sinewin
8c53d39e 1339 videodsp
ab9f9876 1340 vp3dsp
b6bb00b0
MR
1341"
1342
520cc7f1 1343CMDLINE_SELECT="
3f5b56e5 1344 $ARCH_EXT_LIST
520cc7f1 1345 $CONFIG_LIST
fd712a55 1346 $HAVE_LIST_CMDLINE
8eee7025 1347 $THREADS_LIST
c8a4ae00 1348 asm
db6107b6 1349 cross_compile
520cc7f1
MR
1350 debug
1351 extra_warnings
8c6afa4d 1352 logging
65d12900 1353 lto
d2bbb2f7 1354 optimizations
520cc7f1 1355"
426be5dc
DB
1356
1357PATHS_LIST='
d156bede 1358 bindir
14a8acf1 1359 datadir
26759c44
MR
1360 incdir
1361 libdir
26759c44
MR
1362 mandir
1363 prefix
1364 shlibdir
426be5dc
DB
1365'
1366
1367CMDLINE_SET="
1368 $PATHS_LIST
121d78d0 1369 ar
426be5dc 1370 arch
313c46a6 1371 as
426be5dc
DB
1372 build_suffix
1373 cc
1374 cpu
1375 cross_prefix
50567afa 1376 dep_cc
ac63af34 1377 extra_version
9da6609f
MR
1378 host_cc
1379 host_cflags
095792f2 1380 host_ld
9da6609f
MR
1381 host_ldflags
1382 host_libs
82bb3329 1383 host_os
684b28e0 1384 ld
426be5dc 1385 logfile
4ae40685 1386 malloc_prefix
89641463 1387 nm
9cd7b854 1388 optflags
3f8040db 1389 pkg_config
154caa67 1390 random_seed
2fad0977 1391 samples
c5200f17
MR
1392 sysinclude
1393 sysroot
a7ada2ba 1394 target_exec
26759c44 1395 target_os
a7ada2ba 1396 target_path
aeeb782c 1397 toolchain
426be5dc 1398"
520cc7f1 1399
89f2932b
MR
1400CMDLINE_APPEND="
1401 extra_cflags
1402"
1403
912f3148
DB
1404# code dependency declarations
1405
9eeed841 1406# architecture extensions
808fa33c 1407
a2fc0f6a
MR
1408armv5te_deps="arm"
1409armv6_deps="arm"
ab5cb084 1410armv6t2_deps="arm"
808fa33c 1411neon_deps="arm"
b3267559
MR
1412vfp_deps="arm"
1413vfpv3_deps="vfp"
808fa33c 1414
637606de
MR
1415map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1416
808fa33c
MR
1417altivec_deps="ppc"
1418ppc4xx_deps="ppc"
1419
1420vis_deps="sparc"
1421
7f8c3d1f 1422x86_64_suggest="cmov fast_cmov"
50cd43f2 1423
808fa33c
MR
1424amd3dnow_deps="mmx"
1425amd3dnowext_deps="amd3dnow"
9eeed841 1426mmx_deps="x86"
239fdf1b 1427mmxext_deps="mmx"
50cd43f2
DB
1428sse_deps="mmxext"
1429sse2_deps="sse"
1430sse3_deps="sse2"
1431ssse3_deps="sse3"
1432sse4_deps="ssse3"
1433sse42_deps="sse4"
1434avx_deps="sse42"
79687079 1435fma4_deps="avx"
9eeed841 1436
43b73d59
DB
1437mmx_external_deps="yasm"
1438mmx_inline_deps="inline_asm"
1439mmx_suggest="mmx_external mmx_inline"
1440
1441for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1442 eval dep=\$${ext}_deps
1443 eval ${ext}_external_deps='"${dep}_external"'
1444 eval ${ext}_inline_deps='"${dep}_inline"'
1445 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1446done
1447
59782b82 1448aligned_stack_if_any="ppc x86"
e939cedd 1449fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1450fast_clz_if_any="alpha avr32 mips ppc x86"
1451fast_unaligned_if_any="ppc x86"
669b5583 1452
6fec122a 1453inline_asm_deps="!tms470"
3e0b1c9a 1454need_memalign="altivec neon sse"
89e053f8 1455
b462d132
MR
1456symver_if_any="symver_asm_label symver_gnu_asm"
1457
88a35699
MS
1458log2_deps="!msvcrt"
1459
26fbcc85 1460# subsystems
dc609252 1461dct_select="rdft"
26fbcc85
MR
1462mdct_select="fft"
1463rdft_select="fft"
1e164c0b 1464mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1465mpegaudiodsp_select="dct"
ed40b6bf 1466mpegvideo_select="videodsp"
ad08dfd5 1467mpegvideoenc_select="mpegvideo"
26fbcc85 1468
ed40b6bf 1469# decoders / encoders
cfc2a0cf 1470aac_decoder_select="mdct sinewin"
4538729a 1471aac_encoder_select="mdct sinewin"
136e19e1 1472aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1473ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1474ac3_encoder_select="mdct ac3dsp"
3d269059 1475ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1476alac_encoder_select="lpc"
b781cc12 1477amrnb_decoder_select="lsp"
2b2a597e 1478amrwb_decoder_select="lsp"
4538729a 1479atrac1_decoder_select="mdct sinewin"
26fbcc85 1480atrac3_decoder_select="mdct"
a33657ce
DB
1481binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1482binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1483cavs_decoder_select="golomb mpegvideo"
9b500b8f 1484comfortnoise_encoder_select="lpc"
4538729a 1485cook_decoder_select="mdct sinewin"
2a91ada8 1486cscd_decoder_select="lzo"
2eef7c62 1487cscd_decoder_suggest="zlib"
26fbcc85 1488dca_decoder_select="mdct"
ad08dfd5 1489dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1490dxa_decoder_select="zlib"
baf91bb9 1491eac3_decoder_select="ac3_decoder"
4264a0dd 1492eac3_encoder_select="ac3_encoder"
69804535 1493eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1494eatgq_decoder_select="aandcttables"
c292f6a2 1495eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1496ffv1_decoder_select="golomb rangecoder"
1497ffv1_encoder_select="rangecoder"
5a582bd3 1498ffvhuff_encoder_select="huffman"
4f034993 1499flac_decoder_select="golomb"
f4d608e3 1500flac_encoder_select="golomb lpc"
2eef7c62
AJ
1501flashsv_decoder_select="zlib"
1502flashsv_encoder_select="zlib"
c2d23309 1503flashsv2_decoder_select="zlib"
4414137e 1504flv_decoder_select="h263_decoder"
4d4b4bd1 1505flv_encoder_select="h263_encoder"
3447f12d 1506fraps_decoder_select="huffman"
c292f6a2 1507h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1508h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1509h263_decoder_select="error_resilience h263_parser mpegvideo"
1510h263_encoder_select="aandcttables error_resilience mpegvideoenc"
4414137e 1511h263i_decoder_select="h263_decoder"
fe629c2d 1512h263p_encoder_select="h263_encoder"
c292f6a2 1513h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
5a582bd3 1514huffyuv_encoder_select="huffman"
19be0f3c 1515iac_decoder_select="fft mdct sinewin"
56c8227d 1516imc_decoder_select="fft mdct sinewin"
4f034993
MR
1517jpegls_decoder_select="golomb"
1518jpegls_encoder_select="golomb"
ad08dfd5 1519ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1520loco_decoder_select="golomb"
c292f6a2 1521mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1522mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1523mlp_decoder_select="mlp_parser"
1e164c0b
DB
1524mp1_decoder_select="mpegaudio"
1525mp1float_decoder_select="mpegaudio"
1526mp2_decoder_select="mpegaudio"
1527mp2float_decoder_select="mpegaudio"
1528mp3_decoder_select="mpegaudio"
1529mp3adu_decoder_select="mpegaudio"
1530mp3adufloat_decoder_select="mpegaudio"
1531mp3float_decoder_select="mpegaudio"
1532mp3on4_decoder_select="mpegaudio"
1533mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1534mpc7_decoder_select="mpegaudiodsp"
1535mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1536mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1537mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2
DB
1538mpeg1video_decoder_select="error_resilience mpegvideo"
1539mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
c292f6a2
DB
1540mpeg2video_decoder_select="error_resilience mpegvideo"
1541mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1542mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1543mpeg4_encoder_select="h263_encoder"
4414137e 1544msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1545msmpeg4v1_encoder_select="h263_encoder"
4414137e 1546msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1547msmpeg4v2_encoder_select="h263_encoder"
4414137e 1548msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1549msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1550mss2_decoder_select="vc1_decoder"
4538729a
MR
1551nellymoser_decoder_select="mdct sinewin"
1552nellymoser_encoder_select="mdct sinewin"
2a91ada8 1553nuv_decoder_select="lzo"
2eef7c62
AJ
1554png_decoder_select="zlib"
1555png_encoder_select="zlib"
b781cc12 1556qcelp_decoder_select="lsp"
c4f5c2d6 1557qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1558ra_144_encoder_select="lpc"
9f43fdda 1559ralf_decoder_select="golomb"
a8beb22f 1560rv10_decoder_select="h263_decoder"
b2bf38b4 1561rv10_encoder_select="h263_encoder"
a8beb22f 1562rv20_decoder_select="h263_decoder"
b2bf38b4 1563rv20_encoder_select="h263_encoder"
c292f6a2
DB
1564rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1565rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1566shorten_decoder_select="golomb"
b781cc12 1567sipr_decoder_select="lsp"
c292f6a2
DB
1568svq1_decoder_select="error_resilience mpegvideo"
1569svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1570svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1571svq3_decoder_suggest="zlib"
4eef77c1 1572theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1573tiff_decoder_suggest="zlib"
1574tiff_encoder_suggest="zlib"
aec09a00 1575truehd_decoder_select="mlp_decoder"
2eef7c62 1576tscc_decoder_select="zlib"
4538729a 1577twinvq_decoder_select="mdct lsp sinewin"
aa661113 1578utvideo_encoder_select="huffman"
915a2a0a 1579vc1_decoder_select="h263_decoder h264chroma h264qpel"
45ecda85 1580vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1581vorbis_decoder_select="mdct"
1582vorbis_encoder_select="mdct"
8c53d39e
RB
1583vp3_decoder_select="vp3dsp videodsp"
1584vp5_decoder_select="vp3dsp videodsp"
1585vp6_decoder_select="huffman vp3dsp videodsp"
e82dc4c9
DB
1586vp6a_decoder_select="vp6_decoder"
1587vp6f_decoder_select="vp6_decoder"
8c53d39e 1588vp8_decoder_select="h264pred videodsp"
4538729a
MR
1589wmapro_decoder_select="mdct sinewin"
1590wmav1_decoder_select="mdct sinewin"
1591wmav1_encoder_select="mdct sinewin"
1592wmav2_decoder_select="mdct sinewin"
1593wmav2_encoder_select="mdct sinewin"
1594wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1595wmv1_decoder_select="h263_decoder"
665507aa 1596wmv1_encoder_select="h263_encoder"
f95bfab0 1597wmv2_decoder_select="h263_decoder"
1746e2a9 1598wmv2_encoder_select="h263_encoder"
015f8ee0 1599wmv3_decoder_select="vc1_decoder"
45ecda85 1600wmv3image_decoder_select="wmv3_decoder"
0e714f88 1601zerocodec_decoder_select="zlib"
2eef7c62
AJ
1602zlib_decoder_select="zlib"
1603zlib_encoder_select="zlib"
1604zmbv_decoder_select="zlib"
1605zmbv_encoder_select="zlib"
30fd06be 1606
ed40b6bf 1607# hardware accelerators
0afab17e 1608vaapi_deps="va_va_h"
ac3dbb4d 1609vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1610vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1611
ed40b6bf 1612h263_vaapi_hwaccel_select="vaapi h263_decoder"
200e8ac9 1613h263_vdpau_hwaccel_select="vdpau h263_decoder"
ed40b6bf
DB
1614h264_dxva2_hwaccel_deps="dxva2api_h"
1615h264_dxva2_hwaccel_select="dxva2 h264_decoder"
1616h264_vaapi_hwaccel_select="vaapi h264_decoder"
1617h264_vda_hwaccel_select="vda h264_decoder"
1618h264_vdpau_decoder_select="vdpau h264_decoder"
51b56a07 1619h264_vdpau_hwaccel_select="vdpau h264_decoder"
ed40b6bf
DB
1620mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1621mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
aaf9d0e8 1622mpeg1_vdpau_hwaccel_select="vdpau mpeg1video_decoder"
ed40b6bf
DB
1623mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1624mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
1625mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
aaf9d0e8 1626mpeg2_vdpau_hwaccel_select="vdpau mpeg2video_decoder"
ed40b6bf
DB
1627mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1628mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
200e8ac9 1629mpeg4_vdpau_hwaccel_select="vdpau mpeg4_decoder"
ed40b6bf
DB
1630vc1_dxva2_hwaccel_deps="dxva2api_h"
1631vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
1632vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1633vc1_vdpau_decoder_select="vdpau vc1_decoder"
77525327 1634vc1_vdpau_hwaccel_select="vdpau vc1_decoder"
ed40b6bf
DB
1635wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1636wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1637wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1638wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1639
28b80940 1640# parsers
79dad2a9 1641h264_parser_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
c292f6a2
DB
1642mpeg4video_parser_select="error_resilience mpegvideo"
1643mpegvideo_parser_select="error_resilience mpegvideo"
1644vc1_parser_select="error_resilience mpegvideo"
28b80940 1645
912f3148 1646# external libraries
c9171a83 1647libfaac_encoder_deps="libfaac"
37eeb5e2 1648libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1649libgsm_decoder_deps="libgsm"
1650libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1651libgsm_ms_decoder_deps="libgsm"
1652libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1653libilbc_decoder_deps="libilbc"
1654libilbc_encoder_deps="libilbc"
1cc60c47 1655libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1656libopencore_amrnb_decoder_deps="libopencore_amrnb"
1657libopencore_amrnb_encoder_deps="libopencore_amrnb"
1658libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1659libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1660libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1661libopus_decoder_deps="libopus"
6cb8c854 1662libopus_encoder_deps="libopus"
f7cd9eed
AS
1663libschroedinger_decoder_deps="libschroedinger"
1664libschroedinger_encoder_deps="libschroedinger"
ae14f311 1665libspeex_decoder_deps="libspeex"
b606a017 1666libspeex_encoder_deps="libspeex"
150d2772 1667libtheora_encoder_deps="libtheora"
d89e738a 1668libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1669libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1670libvorbis_encoder_deps="libvorbis"
3f111804
LB
1671libvpx_vp8_decoder_deps="libvpx"
1672libvpx_vp8_encoder_deps="libvpx"
1673libvpx_vp9_decoder_deps="libvpx"
1674libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1675libx264_encoder_deps="libx264"
de295976 1676libxavs_encoder_deps="libxavs"
1cc60c47 1677libxvid_encoder_deps="libxvid"
30fd06be 1678
912f3148 1679# demuxers / muxers
c2dd0e9e 1680ac3_demuxer_select="ac3_parser"
647c2356 1681asf_stream_muxer_select="asf_muxer"
4e622dea 1682avisynth_demuxer_deps="avisynth"
c2dd0e9e 1683dirac_demuxer_select="dirac_parser"
5b423887 1684eac3_demuxer_select="ac3_parser"
c2dd0e9e 1685flac_demuxer_select="flac_parser"
647c2356 1686ipod_muxer_select="mov_muxer"
31f16dc1 1687ismv_muxer_select="mov_muxer"
647c2356 1688matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1689matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1690mov_demuxer_suggest="zlib"
5ad2f0bf 1691mov_muxer_select="rtpenc_chain"
c2dd0e9e 1692mp3_demuxer_select="mpegaudio_parser"
647c2356 1693mp4_muxer_select="mov_muxer"
18bbca1f 1694mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1695mpegtsraw_demuxer_select="mpegts_demuxer"
1696mxf_d10_muxer_select="mxf_muxer"
24ca518b 1697ogg_demuxer_select="golomb"
647c2356 1698psp_muxer_select="mov_muxer"
44594cc7 1699rtp_demuxer_select="sdp_demuxer"
18bbca1f 1700rtp_muxer_select="mpegvideo"
44b70ce5
MS
1701rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1702rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1703rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1704sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1705sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1706sdp_demuxer_select="rtpdec"
e772f9fa 1707smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1708spdif_muxer_select="aac_parser"
57231e4d 1709tak_demuxer_select="tak_parser"
647c2356
DB
1710tg2_muxer_select="mov_muxer"
1711tgp_muxer_select="mov_muxer"
6bdaa5f4 1712w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1713
1714# indevs / outdevs
38e54a75 1715alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1716alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1717bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1718dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1719fbdev_indev_deps="linux_fb_h"
38e54a75 1720jack_indev_deps="jack_jack_h"
e417d80d 1721libcdio_indev_deps="libcdio"
38e54a75 1722libdc1394_indev_deps="libdc1394"
38e54a75
SS
1723oss_indev_deps_any="soundcard_h sys_soundcard_h"
1724oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1725pulse_indev_deps="libpulse"
15d59d2c
B
1726sndio_indev_deps="sndio_h"
1727sndio_outdev_deps="sndio_h"
38e54a75 1728v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1729vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1730vfwcap_indev_extralibs="-lavicap32"
24f8961f 1731x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1732
912f3148 1733# protocols
acd554c1
SP
1734ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1735ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1736ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1737ffrtmphttp_protocol_deps="!librtmp_protocol"
1738ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1739gopher_protocol_select="network"
c40e1757 1740httpproxy_protocol_select="tcp_protocol"
279a0c97 1741http_protocol_select="tcp_protocol"
183baead 1742https_protocol_select="tls_protocol"
c3b57d6e
DB
1743librtmp_protocol_deps="librtmp"
1744librtmpe_protocol_deps="librtmp"
1745librtmps_protocol_deps="librtmp"
1746librtmpt_protocol_deps="librtmp"
1747librtmpte_protocol_deps="librtmp"
c60a2d70 1748mmsh_protocol_select="http_protocol"
998c1ee1 1749mmst_protocol_select="network"
c3b57d6e 1750rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1751rtmp_protocol_select="tcp_protocol"
acd554c1 1752rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1753rtmps_protocol_deps="!librtmp_protocol"
1754rtmps_protocol_select="tls_protocol"
775c4d36 1755rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1756rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1757rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1758rtp_protocol_select="udp_protocol"
998c1ee1
DB
1759sctp_protocol_deps="struct_sctp_event_subscribe"
1760sctp_protocol_select="network"
0eecafc9 1761srtp_protocol_select="rtp_protocol"
998c1ee1 1762tcp_protocol_select="network"
558d192d
MS
1763tls_protocol_deps_any="openssl gnutls"
1764tls_protocol_select="tcp_protocol"
998c1ee1 1765udp_protocol_select="network"
c08fb000 1766
6ebf0bfc 1767# filters
13fabd7a 1768blackframe_filter_deps="gpl"
ce6b6ef6 1769boxblur_filter_deps="gpl"
68b79bfc 1770cropdetect_filter_deps="gpl"
b157be1f 1771delogo_filter_deps="gpl"
a5b64584 1772drawtext_filter_deps="libfreetype"
2e5ff4d0 1773frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1774frei0r_filter_extralibs='$ldl'
a42bb9d6 1775frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1776frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1777hqdn3d_filter_deps="gpl"
d371e7b9 1778resample_filter_deps="avresample"
cf69ad35 1779ocv_filter_deps="libopencv"
2f296e39 1780scale_filter_deps="swscale"
acbac567 1781yadif_filter_deps="gpl"
6ebf0bfc 1782
5a0f7131 1783# libraries
d89f2fa9
DB
1784avcodec_deps="avutil"
1785avdevice_deps="avutil avcodec avformat"
1786avfilter_deps="avutil"
1787avformat_deps="avutil avcodec"
1788avresample_deps="avutil"
1789swscale_deps="avutil"
f7679c54 1790
912f3148 1791# programs
54fd593a 1792avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1793avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1794 fps_filter null_filter resample_filter scale_filter
1795 setpts_filter"
d173ede1 1796avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1797avplay_select="rdft"
9e12f0bf 1798avprobe_deps="avcodec avformat"
b263bf66 1799avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1800avserver_extralibs='$ldl'
a2830dca 1801
c73f65d9 1802doc_deps="texi2html"
912f3148 1803
de6d9b64 1804# default parameters
8a608357 1805
19bd477d 1806logfile="config.log"
8a608357
MR
1807
1808# installation paths
c9d19248
MR
1809prefix_default="/usr/local"
1810bindir_default='${prefix}/bin'
6291d7e4 1811datadir_default='${prefix}/share/avconv'
c9d19248
MR
1812incdir_default='${prefix}/include'
1813libdir_default='${prefix}/lib'
1814mandir_default='${prefix}/share/man'
1815shlibdir_default="$libdir_default"
8a608357
MR
1816
1817# toolchain
121d78d0 1818ar_default="ar"
13c7df3d 1819cc_default="gcc"
9da6609f 1820host_cc_default="gcc"
4ebc6a74 1821cp_f="cp -f"
11e6d03a 1822ln_s="ln -sf"
2a8a860a 1823nm_default="nm -g"
11e6d03a 1824objformat="elf"
3f8040db 1825pkg_config_default=pkg-config
be7109c1 1826ranlib="ranlib"
11e6d03a 1827yasmexe="yasm"
8a608357 1828
3e0b1c9a 1829nogas=":"
8182dc34 1830
8a608357 1831# machine
8d4c00ed 1832arch_default=$(uname -m)
38d0a8aa 1833cpu="generic"
8a608357 1834
8a608357 1835# OS
8d4c00ed
MR
1836target_os_default=$(tolower $(uname -s))
1837host_os=$target_os_default
8a608357 1838
8a608357 1839# configurable options
d89f2fa9 1840enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1841
3e0b1c9a
DB
1842enable asm
1843enable debug
1844enable doc
8400d6b8 1845enable optimizations
8cfbbd92 1846enable safe_bitstream_reader
530dc538 1847enable static
a9ddb5b1 1848enable swscale_alpha
8a608357 1849
8a608357 1850# build settings
9987769a 1851SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1852AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1853LIBPREF="lib"
1854LIBSUF=".a"
c5f14466
RP
1855FULLNAME='$(NAME)$(BUILDSUF)'
1856LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1857SLIBPREF="lib"
1858SLIBSUF=".so"
c5f14466 1859SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1860SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1861SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1862LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1863SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1864SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1865
68485d1f
MR
1866asflags_filter=echo
1867cflags_filter=echo
64933b6c
MR
1868ldflags_filter=echo
1869
23565c26 1870AS_C='-c'
bc877faf 1871AS_O='-o $@'
23565c26 1872CC_C='-c'
18031c49 1873CC_E='-E -o $@'
7e6c86e6 1874CC_O='-o $@'
a758c5e2 1875LD_O='-o $@'
8db73c61
MR
1876LD_LIB='-l%'
1877LD_PATH='-L'
23565c26 1878HOSTCC_C='-c'
a758c5e2 1879HOSTCC_O='-o $@'
095792f2 1880HOSTLD_O='-o $@'
7e6c86e6 1881
1d01fee9 1882host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1883host_libs='-lm'
6c3fa06a
MR
1884host_cflags_filter=echo
1885host_ldflags_filter=echo
9da6609f 1886
9b861379 1887target_path='$(CURDIR)'
a7ada2ba 1888
a158446b
MR
1889# since the object filename is not given with the -MM flag, the compiler
1890# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1891DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1892DEPFLAGS='-MM'
315c741d 1893
c597172e 1894# find source path
24524f36 1895if test -f configure; then
f038cf3c 1896 source_path=.
c597172e 1897else
8477f2de 1898 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1899 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1900 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1901 test -e "$source_path/config.h" &&
1902 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1903fi
1904
13cbe2c0 1905for v in "$@"; do
b04251c5
MR
1906 r=${v#*=}
1907 l=${v%"$r"}
1908 r=$(sh_quote "$r")
29ba0911 1909 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1910done
c597172e 1911
73ef8980
MR
1912find_things(){
1913 thing=$1
1914 pattern=$2
1915 file=$source_path/$3
932ccf39 1916 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1917}
1918
1919ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1920DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1921HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1922PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1923BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1924MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1925DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1926OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1927INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1928PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1929FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1930
54e75be4
DB
1931ALL_COMPONENTS="
1932 $BSF_LIST
1933 $DECODER_LIST
1934 $DEMUXER_LIST
1935 $ENCODER_LIST
1936 $FILTER_LIST
1937 $HWACCEL_LIST
1938 $INDEV_LIST
1939 $MUXER_LIST
1940 $OUTDEV_LIST
1941 $PARSER_LIST
1942 $PROTOCOL_LIST
1943"
1944
8469ae22
MR
1945for n in $COMPONENT_LIST; do
1946 v=$(toupper ${n%s})_LIST
1947 eval enable \$$v
1948 eval ${n}_if_any="\$$v"
1949done
1950
206a070d 1951enable $ARCH_EXT_LIST
c597172e
MR
1952
1953die_unknown(){
1954 echo "Unknown option \"$1\"."
1955 echo "See $0 --help for available options."
1956 exit 1
1957}
1958
794f8e97 1959show_list() {
bf0c4afa
RP
1960 suffix=_$1
1961 shift
2b444ea7 1962 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1963 exit 0
1964}
1965
154caa67
MR
1966rand_list(){
1967 IFS=', '
1968 set -- $*
1969 unset IFS
1970 for thing; do
1971 comp=${thing%:*}
1972 prob=${thing#$comp}
1973 prob=${prob#:}
1974 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1975 echo "prob ${prob:-0.5}"
1976 printf '%s\n' $comp
1977 done
1978}
1979
1980do_random(){
1981 action=$1
1982 shift
1983 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1984 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1985}
1986
c597172e 1987for opt do
7483e694
DB
1988 optval="${opt#*=}"
1989 case "$opt" in
ea061af1
DB
1990 --extra-ldflags=*)
1991 add_ldflags $optval
7e9e7cc2 1992 ;;
ea061af1
DB
1993 --extra-libs=*)
1994 add_extralibs $optval
7e9e7cc2 1995 ;;
ea061af1
DB
1996 --disable-devices)
1997 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 1998 ;;
ea061af1
DB
1999 --enable-debug=*)
2000 debuglevel="$optval"
7e9e7cc2
MR
2001 ;;
2002 --disable-programs)
2003 disable $PROGRAM_LIST
2004 ;;
2005 --disable-everything)
2006 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2007 ;;
844c6852
DB
2008 --disable-all)
2009 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2010 disable $LIBRARY_LIST $PROGRAM_LIST doc
2011 ;;
7e9e7cc2
MR
2012 --enable-random|--disable-random)
2013 action=${opt%%-random}
2014 do_random ${action#--} $COMPONENT_LIST
2015 ;;
2016 --enable-random=*|--disable-random=*)
2017 action=${opt%%-random=*}
2018 do_random ${action#--} $optval
2019 ;;
2020 --enable-*=*|--disable-*=*)
2021 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2022 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2023 eval list=\$$(toupper $thing)_LIST
2024 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2025 $action $(filter "$name" $list)
2026 ;;
2027 --enable-?*|--disable-?*)
2028 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2029 if is_in $option $COMPONENT_LIST; then
2030 test $action = disable && action=unset
2031 eval $action \$$(toupper ${option%s})_LIST
2032 elif is_in $option $CMDLINE_SELECT; then
2033 $action $option
2034 else
2035 die_unknown $opt
2036 fi
2037 ;;
2038 --list-*)
2039 NAME="${opt#--list-}"
2040 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2041 NAME=${NAME%s}
2042 eval show_list $NAME \$$(toupper $NAME)_LIST
2043 ;;
2044 --help|-h) show_help
2045 ;;
2046 *)
2047 optname="${opt%%=*}"
2048 optname="${optname#--}"
2049 optname=$(echo "$optname" | sed 's/-/_/g')
2050 if is_in $optname $CMDLINE_SET; then
2051 eval $optname='$optval'
2052 elif is_in $optname $CMDLINE_APPEND; then
2053 append $optname "$optval"
2054 else
2055 die_unknown $opt
2056 fi
2057 ;;
7483e694 2058 esac
c597172e
MR
2059done
2060
bcea99bb
MR
2061disabled logging && logfile=/dev/null
2062
29ba0911 2063echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2064set >> $logfile
2065
9da6609f
MR
2066test -n "$cross_prefix" && enable cross_compile
2067
8d4c00ed
MR
2068if enabled cross_compile; then
2069 test -n "$arch" && test -n "$target_os" ||
2070 die "Must specify target arch and OS when cross-compiling"
2071fi
2072
121d78d0 2073ar_default="${cross_prefix}${ar_default}"
11e6d03a 2074cc_default="${cross_prefix}${cc_default}"
20e0ed95 2075nm_default="${cross_prefix}${nm_default}"
3f8040db 2076pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2077ranlib="${cross_prefix}${ranlib}"
adb2b908 2078
c5200f17
MR
2079sysinclude_default="${sysroot}/usr/include"
2080
aeeb782c 2081case "$toolchain" in
0fbb62a8
LB
2082 clang-asan)
2083 cc_default="clang"
2084 add_cflags -faddress-sanitizer
2085 add_ldflags -faddress-sanitizer
2086 ;;
2087 clang-tsan)
2088 cc_default="clang"
2089 add_cflags -fthread-sanitizer
2090 add_ldflags -fthread-sanitizer
2091 ;;
aeeb782c
MR
2092 msvc)
2093 cc_default="c99wrap cl"
2094 ld_default="c99wrap link"
2095 nm_default="dumpbin -symbols"
ac3a9b51 2096 ar_default="lib"
53e8cd68 2097 target_os_default="win32"
aeeb782c
MR
2098 ;;
2099 ?*)
2100 die "Unknown toolchain $toolchain"
2101 ;;
2102esac
2103
53e8cd68 2104set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2105enabled cross_compile || host_cc_default=$cc
2106set_default host_cc
13c7df3d 2107
762f95e4
MR
2108if ! $pkg_config --version >/dev/null 2>&1; then
2109 warn "$pkg_config not found, library detection may fail."
2110 pkg_config=false
2111fi
2112
82bb3329
MR
2113exesuf() {
2114 case $1 in
53e8cd68 2115 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2116 esac
2117}
2118
2119EXESUF=$(exesuf $target_os)
2120HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2121
e4e69e0b 2122# set temporary file name
a49d42c2 2123: ${TMPDIR:=$TEMPDIR}
c51fafa1 2124: ${TMPDIR:=$TMP}
a49d42c2 2125: ${TMPDIR:=/tmp}
e4e69e0b 2126
a210bce2 2127if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2128 # simple replacement for missing mktemp
2129 # NOT SAFE FOR GENERAL USE
2130 mktemp(){
09a5c245 2131 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2132 }
2133fi
2134
2135tmpfile(){
2136 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2137 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2138 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2139 append TMPFILES $tmp
2140 eval $1=$tmp
2141}
2142
2143trap 'rm -f -- $TMPFILES' EXIT
54460a83 2144
55127e7b 2145tmpfile TMPASM .asm
3e0b1c9a
DB
2146tmpfile TMPC .c
2147tmpfile TMPE $EXESUF
2148tmpfile TMPH .h
2149tmpfile TMPO .o
2150tmpfile TMPS .S
2151tmpfile TMPSH .sh
2152tmpfile TMPV .ver
54460a83
MR
2153
2154unset -f mktemp
e4e69e0b 2155
fb3c4ffc
MR
2156chmod +x $TMPE
2157
993f2d0f
MR
2158# make sure we can execute files in $TMPDIR
2159cat > $TMPSH 2>> $logfile <<EOF
2160#! /bin/sh
2161EOF
2162chmod +x $TMPSH >> $logfile 2>&1
2163if ! $TMPSH >> $logfile 2>&1; then
2164 cat <<EOF
2165Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2166variable to another directory and make sure that it is not mounted noexec.
2167EOF
2168 die "Sanity test failed."
2169fi
993f2d0f 2170
457cc333
MR
2171ccc_flags(){
2172 for flag; do
2173 case $flag in
2174 -std=c99) echo -c99 ;;
2175 -mcpu=*) echo -arch ${flag#*=} ;;
2176 -mieee) echo -ieee ;;
2177 -O*|-fast) echo $flag ;;
2178 -fno-math-errno) echo -assume nomath_errno ;;
2179 -g) echo -g3 ;;
2180 -Wall) echo -msg_enable level2 ;;
2181 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2182 -Wl,*) echo $flag ;;
2183 -f*|-W*) ;;
2184 *) echo $flag ;;
2185 esac
2186 done
2187}
2188
dfa559bc
RB
2189msvc_flags(){
2190 for flag; do
2191 case $flag in
2192 -fomit-frame-pointer) echo -Oy ;;
2193 -g) echo -Z7 ;;
2194 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2195 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2196 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2197 -wd4996 -wd4273 ;;
dfa559bc
RB
2198 -std=c99) ;;
2199 -fno-math-errno) ;;
2200 -fno-common) ;;
2201 -fno-signed-zeros) ;;
50640977 2202 -fPIC) ;;
dfa559bc 2203 -lz) echo zlib.lib ;;
bd680c7b
DB
2204 -lavifil32) echo vfw32.lib ;;
2205 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2206 -l*) echo ${flag#-l}.lib ;;
2207 *) echo $flag ;;
2208 esac
2209 done
2210}
2211
d0c6d424
MR
2212pgi_flags(){
2213 for flag; do
2214 case $flag in
643933f5 2215 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2216 -fomit-frame-pointer) echo -Mnoframe ;;
2217 -g) echo -gopt ;;
2218 *) echo $flag ;;
2219 esac
2220 done
2221}
2222
2223suncc_flags(){
2224 for flag; do
2225 case $flag in
2226 -march=*|-mcpu=*)
2227 case "${flag#*=}" in
2228 native) echo -xtarget=native ;;
2229 v9|niagara) echo -xarch=sparc ;;
2230 ultrasparc) echo -xarch=sparcvis ;;
2231 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2232 i586|pentium) echo -xchip=pentium ;;
2233 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2234 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2235 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2236 pentium4*) echo -xtarget=pentium4 ;;
2237 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2238 *-sse3) echo -xarch=sse3 ;;
2239 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2240 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2241 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2242 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2243 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2244 k8|opteron|athlon64|athlon-fx)
2245 echo -xarch=sse2a ;;
2246 athlon*) echo -xarch=pentium_proa ;;
2247 esac
2248 ;;
2249 -std=c99) echo -xc99 ;;
2250 -fomit-frame-pointer) echo -xregs=frameptr ;;
2251 -fPIC) echo -KPIC -xcode=pic32 ;;
2252 -W*,*) echo $flag ;;
5e753ed5
SM
2253 -f*-*|-W*|-mimpure-text) ;;
2254 -shared) echo -G ;;
d0c6d424
MR
2255 *) echo $flag ;;
2256 esac
2257 done
2258}
2259
2260tms470_flags(){
2261 for flag; do
2262 case $flag in
2263 -march=*|-mcpu=*)
2264 case "${flag#*=}" in
2265 armv7-a|cortex-a*) echo -mv=7a8 ;;
2266 armv7-r|cortex-r*) echo -mv=7r4 ;;
2267 armv7-m|cortex-m*) echo -mv=7m3 ;;
2268 armv6*|arm11*) echo -mv=6 ;;
2269 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2270 echo -mv=5e ;;
2271 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2272 esac
2273 ;;
2274 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2275 -mfpu=vfp) echo --float_support=vfpv2 ;;
2276 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2277 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2278 -msoft-float) echo --float_support=vfplib ;;
2279 -O[0-3]|-mf=*) echo $flag ;;
2280 -g) echo -g -mn ;;
2281 -pds=*) echo $flag ;;
ad93dccb
MR
2282 -D*|-I*) echo $flag ;;
2283 --gcc|--abi=*) echo $flag ;;
2284 -me) echo $flag ;;
d0c6d424
MR
2285 esac
2286 done
2287}
2288
a758c5e2
MR
2289probe_cc(){
2290 pfx=$1
2291 _cc=$2
2292
8db73c61
MR
2293 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2294 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2295 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2296 _flags_filter=echo
2297
2298 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2299 _type=llvm_gcc
2300 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2301 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2302 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2303 _cflags_speed='-O3'
2304 _cflags_size='-Os'
2305 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2306 _type=gcc
2307 gcc_version=$($_cc --version | head -n1)
2308 gcc_basever=$($_cc -dumpversion)
2309 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2310 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2311 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2312 if ! $_cc -dumpversion | grep -q '^2\.'; then
2313 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2314 fi
2315 _cflags_speed='-O3'
2316 _cflags_size='-Os'
2317 elif $_cc --version 2>/dev/null | grep -q Intel; then
2318 _type=icc
2319 _ident=$($_cc --version | head -n1)
2320 _depflags='-MMD'
2321 _cflags_speed='-O3'
2322 _cflags_size='-Os'
2323 _cflags_noopt='-O1'
2324 elif $_cc -v 2>&1 | grep -q xlc; then
2325 _type=xlc
2326 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2327 _cflags_speed='-O5'
2328 _cflags_size='-O5 -qcompact'
2329 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2330 _type=ccc
2331 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2332 _DEPFLAGS='-M'
a758c5e2
MR
2333 _cflags_speed='-fast'
2334 _cflags_size='-O1'
457cc333 2335 _flags_filter=ccc_flags
a758c5e2
MR
2336 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2337 test -d "$sysroot" || die "No valid sysroot specified."
2338 _type=armcc
2339 _ident=$($_cc --vsn | head -n1)
2340 armcc_conf="$PWD/armcc.conf"
2341 $_cc --arm_linux_configure \
2342 --arm_linux_config_file="$armcc_conf" \
2343 --configure_sysroot="$sysroot" \
2344 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2345 die "Error creating armcc configuration file."
2346 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2347 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2348 as_default="${cross_prefix}gcc"
2349 _depflags='-MMD'
2350 _cflags_speed='-O3'
2351 _cflags_size='-Os'
0122118e 2352 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2353 _type=tms470
2354 _ident=$($_cc -version | head -n1 | tr -s ' ')
2355 _flags='--gcc --abi=eabi -me'
18031c49 2356 _cc_e='-ppl -fe=$@'
a758c5e2 2357 _cc_o='-fe=$@'
a758c5e2
MR
2358 _depflags='-ppa -ppd=$(@:.o=.d)'
2359 _cflags_speed='-O3 -mf=5'
2360 _cflags_size='-O3 -mf=2'
2361 _flags_filter=tms470_flags
2362 elif $_cc -v 2>&1 | grep -q clang; then
2363 _type=clang
2364 _ident=$($_cc --version | head -n1)
2365 _depflags='-MMD'
2366 _cflags_speed='-O3'
2367 _cflags_size='-Os'
2368 elif $_cc -V 2>&1 | grep -q Sun; then
2369 _type=suncc
2370 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2371 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2372 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2373 _ldflags='-std=c99'
2374 _cflags_speed='-O5'
2375 _cflags_size='-O5 -xspace'
2376 _flags_filter=suncc_flags
2377 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2378 _type=pathscale
2379 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2380 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2381 _cflags_speed='-O2'
2382 _cflags_size='-Os'
2383 _flags_filter='filter_out -Wdisabled-optimization'
2384 elif $_cc -v 2>&1 | grep -q Open64; then
2385 _type=open64
2386 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2387 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2388 _cflags_speed='-O2'
2389 _cflags_size='-Os'
2390 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2391 elif $_cc -V 2>&1 | grep -q Portland; then
2392 _type=pgi
2393 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2394 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2395 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2396 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2397 _cflags_noopt="-O1"
2398 _flags_filter=pgi_flags
dfa559bc
RB
2399 elif $_cc 2>&1 | grep -q Microsoft; then
2400 _type=msvc
2401 _ident=$($cc 2>&1 | head -n1)
2402 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2403 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2404 _cflags_speed="-O2"
2405 _cflags_size="-O1"
2406 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2407 if $_cc 2>&1 | grep -q Linker; then
2408 _ld_o='-out $@'
2409 else
2410 _ld_o='-Fe$@'
2411 fi
2412 _cc_o='-Fo $@'
a224b2cb 2413 _cc_e='-P -Fi $@'
dfa559bc
RB
2414 _flags_filter=msvc_flags
2415 _ld_lib='lib%.a'
2416 _ld_path='-libpath:'
2417 _flags='-nologo'
2418 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2419 if [ $pfx = hostcc ]; then
6a0200f2 2420 append _cflags -Dsnprintf=_snprintf
dfa559bc 2421 fi
aef6bd1b 2422 fi
a758c5e2
MR
2423
2424 eval ${pfx}_type=\$_type
2425 eval ${pfx}_ident=\$_ident
2426}
2427
2428set_ccvars(){
23565c26 2429 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2430 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2431 eval ${1}_O=\${_cc_o-\${${1}_O}}
2432
2433 if [ -n "$_depflags" ]; then
2434 eval ${1}_DEPFLAGS=\$_depflags
2435 else
2436 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2437 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2438 eval DEP${1}FLAGS=\$_flags
2439 fi
2440}
2441
2442probe_cc cc "$cc"
2443cflags_filter=$_flags_filter
2444cflags_speed=$_cflags_speed
2445cflags_size=$_cflags_size
2446cflags_noopt=$_cflags_noopt
2447add_cflags $_flags $_cflags
2448cc_ldflags=$_ldflags
2449set_ccvars CC
2450
2451probe_cc hostcc "$host_cc"
2452host_cflags_filter=$_flags_filter
a758c5e2 2453add_host_cflags $_flags $_cflags
a758c5e2 2454set_ccvars HOSTCC
629687f6 2455
851ffa80
MR
2456test -n "$cc_type" && enable $cc_type ||
2457 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2458
75bafbac 2459: ${as_default:=$cc}
50567afa 2460: ${dep_cc_default:=$cc}
684b28e0 2461: ${ld_default:=$cc}
095792f2
MR
2462: ${host_ld_default:=$host_cc}
2463set_default ar as dep_cc ld host_ld
75800dce 2464
a758c5e2
MR
2465probe_cc as "$as"
2466asflags_filter=$_flags_filter
2467add_asflags $_flags $_cflags
2468set_ccvars AS
2469
2470probe_cc ld "$ld"
2471ldflags_filter=$_flags_filter
2472add_ldflags $_flags $_ldflags
2473test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2474LD_O=${_ld_o-$LD_O}
8db73c61
MR
2475LD_LIB=${_ld_lib-$LD_LIB}
2476LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2477
095792f2
MR
2478probe_cc hostld "$host_ld"
2479host_ldflags_filter=$_flags_filter
2480add_host_ldflags $_flags $_ldflags
2481HOSTLD_O=${_ld_o-$HOSTLD_O}
2482
a758c5e2
MR
2483if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2484 probe_cc depcc "$dep_cc"
2485 CCDEP=${_DEPCMD:-$DEPCMD}
2486 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2487 DEPCCFLAGS=$_flags
2488fi
07dec06e 2489
3dbc777c
MR
2490if $ar 2>&1 | grep -q Microsoft; then
2491 arflags="-nologo"
2492 ar_o='-out:$@'
2493elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2494 arflags="rq"
2495 ar_o='$@'
2496else
2497 arflags="rc"
2498 ar_o='$@'
2499fi
2500
7f32f40c 2501add_cflags $extra_cflags
2f2e6c7c 2502add_asflags $extra_cflags
7f32f40c 2503
154d432c
MR
2504if test -n "$sysroot"; then
2505 case "$cc_type" in
00ba041c 2506 gcc|llvm_gcc|clang)
467256f2 2507 add_cppflags --sysroot="$sysroot"
154d432c
MR
2508 add_ldflags --sysroot="$sysroot"
2509 ;;
6fec122a
MR
2510 tms470)
2511 add_cppflags -I"$sysinclude"
2512 add_ldflags --sysroot="$sysroot"
2513 ;;
154d432c
MR
2514 esac
2515fi
2516
d22c13a8
MR
2517if test "$cpu" = host; then
2518 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2519
2520 case "$cc_type" in
613a4e3f 2521 gcc|llvm_gcc)
d22c13a8
MR
2522 check_native(){
2523 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2524 sed -n "/cc1.*$1=/{
27ce1be8
MR
2525 s/.*$1=\\([^ ]*\\).*/\\1/
2526 p
2527 q
2528 }" $TMPE
d22c13a8
MR
2529 }
2530 cpu=$(check_native -march || check_native -mcpu)
2531 ;;
2532 esac
2533
2534 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2535fi
2536
e939cedd
MR
2537# Deal with common $arch aliases
2538case "$arch" in
5873b623
MR
2539 aarch64|arm64)
2540 arch="aarch64"
2541 ;;
e939cedd
MR
2542 arm*)
2543 arch="arm"
2544 ;;
2acda282 2545 mips*|IP*)
e939cedd
MR
2546 arch="mips"
2547 ;;
a6e9d649 2548 parisc*|hppa*)
e939cedd
MR
2549 arch="parisc"
2550 ;;
56203596 2551 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2552 arch="ppc"
2553 ;;
e939cedd
MR
2554 s390|s390x)
2555 arch="s390"
2556 ;;
2557 sh4|sh)
2558 arch="sh4"
2559 ;;
4cd217c0 2560 sun4u|sparc*)
e939cedd 2561 arch="sparc"
e939cedd 2562 ;;
c75848cd
DB
2563 tilegx|tile-gx)
2564 arch="tilegx"
2565 ;;
d33ed7b3 2566 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2567 arch="x86"
2568 ;;
2569esac
2570
851ffa80 2571is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2572enable $arch
e939cedd 2573
df5cdc24 2574# Add processor-specific flags
9ebd45c2 2575if enabled aarch64; then
33db40f8
MR
2576
2577 case $cpu in
2578 armv*)
2579 cpuflags="-march=$cpu"
2580 ;;
2581 *)
2582 cpuflags="-mcpu=$cpu"
2583 ;;
2584 esac
2585
2586elif enabled alpha; then
2587
2588 cpuflags="-mcpu=$cpu"
2589
2590elif enabled arm; then
2591
1234c66a
MR
2592 check_arm_arch() {
2593 check_cpp_condition stddef.h \
2594 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2595 $cpuflags
2596 }
2597
2598 probe_arm_arch() {
2599 if check_arm_arch 4; then echo armv4;
2600 elif check_arm_arch 4T; then echo armv4t;
2601 elif check_arm_arch 5; then echo armv5;
2602 elif check_arm_arch 5E; then echo armv5e;
2603 elif check_arm_arch 5T; then echo armv5t;
2604 elif check_arm_arch 5TE; then echo armv5te;
2605 elif check_arm_arch 5TEJ; then echo armv5te;
2606 elif check_arm_arch 6; then echo armv6;
2607 elif check_arm_arch 6J; then echo armv6j;
2608 elif check_arm_arch 6K; then echo armv6k;
2609 elif check_arm_arch 6Z; then echo armv6z;
2610 elif check_arm_arch 6ZK; then echo armv6zk;
2611 elif check_arm_arch 6T2; then echo armv6t2;
2612 elif check_arm_arch 7; then echo armv7;
2613 elif check_arm_arch 7A 7_A; then echo armv7-a;
2614 elif check_arm_arch 7R 7_R; then echo armv7-r;
2615 elif check_arm_arch 7M 7_M; then echo armv7-m;
2616 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2617 elif check_arm_arch 8A 8_A; then echo armv8-a;
2618 fi
2619 }
2620
2621 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2622
33db40f8
MR
2623 case $cpu in
2624 armv*)
2625 cpuflags="-march=$cpu"
2626 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2627 ;;
2628 *)
2629 cpuflags="-mcpu=$cpu"
2630 case $cpu in
2631 cortex-a*) subarch=armv7a ;;
2632 cortex-r*) subarch=armv7r ;;
2633 cortex-m*) enable thumb; subarch=armv7m ;;
2634 arm11*) subarch=armv6 ;;
2635 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2636 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2637 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2638 esac
2639 ;;
2640 esac
2641
f0fe245b
MR
2642 case "$subarch" in
2643 armv5t*) enable fast_clz ;;
2644 armv[6-8]*) enable fast_clz fast_unaligned ;;
2645 esac
2646
33db40f8
MR
2647elif enabled avr32; then
2648
2649 case $cpu in
2650 ap7[02]0[0-2])
2651 subarch="avr32_ap"
2652 cpuflags="-mpart=$cpu"
2653 ;;
2654 ap)
2655 subarch="avr32_ap"
2656 cpuflags="-march=$cpu"
2657 ;;
2658 uc3[ab]*)
2659 subarch="avr32_uc"
2660 cpuflags="-mcpu=$cpu"
2661 ;;
2662 uc)
2663 subarch="avr32_uc"
2664 cpuflags="-march=$cpu"
2665 ;;
2666 esac
2667
2668elif enabled bfin; then
2669
2670 cpuflags="-mcpu=$cpu"
2671
2672elif enabled mips; then
2673
2674 cpuflags="-march=$cpu"
2675
5d54c126 2676elif enabled ppc; then
343aef9b 2677
56348891
MR
2678 case $(tolower $cpu) in
2679 601|ppc601|powerpc601)
9dbd5c3d 2680 cpuflags="-mcpu=601"
64ad53ff 2681 disable altivec
9dbd5c3d 2682 ;;
56348891 2683 603*|ppc603*|powerpc603*)
9dbd5c3d 2684 cpuflags="-mcpu=603"
64ad53ff 2685 disable altivec
9dbd5c3d 2686 ;;
56348891 2687 604*|ppc604*|powerpc604*)
9dbd5c3d 2688 cpuflags="-mcpu=604"
64ad53ff 2689 disable altivec
9dbd5c3d 2690 ;;
56348891 2691 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2692 cpuflags="-mcpu=750"
64ad53ff 2693 disable altivec
9dbd5c3d 2694 ;;
56348891 2695 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2696 cpuflags="-mcpu=7450"
9dbd5c3d 2697 ;;
56348891 2698 74*|ppc74*|powerpc74*)
7f1fcaf0 2699 cpuflags="-mcpu=7400"
9dbd5c3d 2700 ;;
313f9fbf 2701 g5|970|ppc970|powerpc970)
7f1fcaf0 2702 cpuflags="-mcpu=970"
9dbd5c3d 2703 ;;
313f9fbf 2704 power[3-7]*)
7f1fcaf0 2705 cpuflags="-mcpu=$cpu"
313f9fbf 2706 ;;
56348891 2707 cell)
9dbd5c3d
MR
2708 cpuflags="-mcpu=cell"
2709 enable ldbrx
2710 ;;
4ab26cb4
DB
2711 e500mc)
2712 cpuflags="-mcpu=e500mc"
2713 disable altivec
2714 ;;
7b0b81a1
AL
2715 e500v2)
2716 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2717 disable altivec
2718 ;;
2719 e500)
2720 cpuflags="-mcpu=8540 -mhard-float"
2721 disable altivec
2722 ;;
9dbd5c3d 2723 esac
343aef9b 2724
33db40f8
MR
2725elif enabled sparc; then
2726
2727 case $cpu in
2728 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2729 cpuflags="-mcpu=$cpu"
2730 disable vis
2731 ;;
2732 ultrasparc*|niagara[234])
2733 cpuflags="-mcpu=$cpu"
2734 ;;
2735 esac
2736
343aef9b
MR
2737elif enabled x86; then
2738
9dbd5c3d
MR
2739 case $cpu in
2740 i[345]86|pentium)
2741 cpuflags="-march=$cpu"
2742 disable mmx
2743 ;;
2744 # targets that do NOT support conditional mov (cmov)
2745 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2746 cpuflags="-march=$cpu"
2747 disable cmov
2748 ;;
2749 # targets that do support conditional mov (cmov)
f2ce813e 2750 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2751 cpuflags="-march=$cpu"
2752 enable cmov
2753 enable fast_cmov
2754 ;;
2755 # targets that do support conditional mov but on which it's slow
2756 pentium4|pentium4m|prescott|nocona)
2757 cpuflags="-march=$cpu"
2758 enable cmov
2759 disable fast_cmov
2760 ;;
2761 esac
343aef9b 2762
343aef9b
MR
2763fi
2764
9ebd45c2
MR
2765if [ "$cpu" != generic ]; then
2766 add_cflags $cpuflags
2767 add_asflags $cpuflags
2768fi
df5cdc24 2769
993f2d0f
MR
2770# compiler sanity check
2771check_exec <<EOF
2772int main(void){ return 0; }
2773EOF
2774if test "$?" != 0; then
2775 echo "$cc is unable to create an executable file."
2776 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2777 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2778 echo "Only do this if you know what cross compiling means."
2779 fi
2780 die "C compiler test failed."
2781fi
2782
046f081b 2783add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2784check_cflags -std=c99
50a334e4 2785check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2786#include <stdlib.h>
2787EOF
50a334e4 2788check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2789#include <stdlib.h>
2790EOF
e9b9a2f8 2791
f0125de9 2792check_host_cflags -std=c99
0a6db2a2 2793check_host_cflags -Wall
f0125de9 2794
d4c99513
MR
2795check_64bit(){
2796 arch32=$1
2797 arch64=$2
2798 expr=$3
2799 check_code cc "" "int test[2*($expr) - 1]" &&
2800 subarch=$arch64 || subarch=$arch32
2801}
2802
b24dbcbd 2803case "$arch" in
d11cb13b 2804 aarch64|alpha|ia64)
2acda282
MR
2805 spic=$shared
2806 ;;
2807 mips)
2808 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2809 spic=$shared
b24dbcbd 2810 ;;
a6e9d649
MR
2811 parisc)
2812 check_64bit parisc parisc64 'sizeof(void *) > 4'
2813 spic=$shared
2814 ;;
56203596
MR
2815 ppc)
2816 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2817 spic=$shared
56203596 2818 ;;
4cd217c0
MR
2819 sparc)
2820 check_64bit sparc sparc64 'sizeof(void *) > 4'
2821 spic=$shared
2822 ;;
e939cedd 2823 x86)
d4c99513 2824 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2825 if test "$subarch" = "x86_64"; then
e939cedd 2826 spic=$shared
de27f4d9 2827 fi
b24dbcbd 2828 ;;
b24dbcbd
RP
2829esac
2830
343aef9b 2831enable $subarch
8a3c8627 2832enabled spic && enable pic
b24dbcbd 2833
7483e694 2834# OS specific
4f854758 2835case $target_os in
a1629e28 2836 haiku)
63ae7e7c 2837 prefix_default="/boot/common"
108caaaa 2838 network_extralibs="-lnetwork"
f59c4bd6 2839 host_libs=
a1629e28 2840 ;;
7483e694 2841 sunos)
4d58e4cb 2842 AVSERVERLDFLAGS=""
9987769a 2843 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2844 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2845 network_extralibs="-lsocket -lnsl"
779222db 2846 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2847 # When using suncc to build, the Solaris linker will mark
2848 # an executable with each instruction set encountered by
2849 # the Solaris assembler. As our libraries contain their own
2850 # guards for processor-specific code, instead suppress
2851 # generation of the HWCAPS ELF section on Solaris x86 only.
2852 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2853 nm_default='nm -P -g'
7483e694
DB
2854 ;;
2855 netbsd)
a1e4b3f6 2856 disable symver
07a8eef6
MR
2857 oss_indev_extralibs="-lossaudio"
2858 oss_outdev_extralibs="-lossaudio"
7483e694 2859 ;;
d488c3bc 2860 openbsd|bitrig)
a1e4b3f6 2861 disable symver
7483e694 2862 SHFLAGS='-shared'
69dca3a4 2863 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2864 SLIB_INSTALL_LINKS=
07a8eef6
MR
2865 oss_indev_extralibs="-lossaudio"
2866 oss_outdev_extralibs="-lossaudio"
7483e694 2867 ;;
a1e4b3f6 2868 dragonfly)
a1e4b3f6
MR
2869 disable symver
2870 ;;
2871 freebsd)
7483e694
DB
2872 ;;
2873 bsd/os)
355d81df 2874 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2875 ;;
2876 darwin)
301ab19d 2877 gas="gas-preprocessor.pl $cc"
e08b8239 2878 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2879 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2880 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2881 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2882 SLIBSUF=".dylib"
2883 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2884 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2885 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2886 objformat="macho"
1b0f6fb8 2887 enabled x86_64 && objformat="macho64"
8dfa86f7 2888 enabled_any pic shared ||
2704bd1a 2889 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2890 ;;
2891 mingw32*)
9d3f4f50 2892 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2893 disable network
2894 else
2895 target_os=mingw32
2896 fi
dcc01c06 2897 LIBTARGET=i386
1fc9fb8a 2898 if enabled x86_64; then
417516f6 2899 LIBTARGET="i386:x86-64"
336cc1b0 2900 elif enabled arm; then
15c5156d 2901 LIBTARGET=arm-wince
dcc01c06 2902 fi
fbd971a4 2903 shlibdir_default="$bindir_default"
7483e694
DB
2904 SLIBPREF=""
2905 SLIBSUF=".dll"
7483e694
DB
2906 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2907 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2908 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2909 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2910 SLIB_INSTALL_LINKS=
2911 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2912 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2913 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2914 objformat="win32"
ec10a9ab 2915 dlltool="${cross_prefix}dlltool"
a3222470 2916 ranlib=:
bc574408 2917 enable dos_paths
5666a9f2 2918 add_cppflags -U__STRICT_ANSI__
7483e694 2919 ;;
53e8cd68 2920 win32|win64)
d66c52c2
MS
2921 if enabled shared; then
2922 # Link to the import library instead of the normal static library
2923 # for shared libs.
2924 LD_LIB='%.lib'
2925 # Cannot build shared and static libraries at the same time with
2926 # MSVC.
2927 disable static
2928 fi
2929 shlibdir_default="$bindir_default"
2930 SLIBPREF=""
2931 SLIBSUF=".dll"
2932 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2933 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2934 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2935 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2936 SLIB_INSTALL_LINKS=
2937 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2938 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2939 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2940 objformat="win32"
2941 ranlib=:
2942 enable dos_paths
2943 ;;
7483e694 2944 cygwin*)
4f854758 2945 target_os=cygwin
fbd971a4 2946 shlibdir_default="$bindir_default"
7483e694
DB
2947 SLIBPREF="cyg"
2948 SLIBSUF=".dll"
2949 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2950 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2951 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2952 SLIB_INSTALL_LINKS=
2953 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2954 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2955 objformat="win32"
bc574408 2956 enable dos_paths
7483e694 2957 ;;
4f365f37 2958 *-dos|freedos|opendos)
4f365f37 2959 network_extralibs="-lsocket"
ff1c015d 2960 objformat="coff"
bc574408 2961 enable dos_paths
a7a187a1 2962 add_cppflags -U__STRICT_ANSI__
4f365f37 2963 ;;
7483e694 2964 linux)
7483e694
DB
2965 enable dv1394
2966 ;;
2967 irix*)
4f854758 2968 target_os=irix
7483e694
DB
2969 ranlib="echo ignoring ranlib"
2970 ;;
d22e8442 2971 os/2*)
d22e8442 2972 ln_s="cp -f"
9297f1ed 2973 objformat="aout"
e14574eb 2974 add_cppflags -D_GNU_SOURCE
355d81df 2975 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2976 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2977 AVSERVERLDFLAGS=""
287d3b13 2978 LIBSUF="_s.a"
d22e8442
DY
2979 SLIBPREF=""
2980 SLIBSUF=".dll"
2981 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2982 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2983 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2984 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2985 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2986 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2987 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2988 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2989 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2990 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2991 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2992 enable dos_paths
d22e8442 2993 ;;
83993c1c 2994 gnu/kfreebsd)
3bd1eacd 2995 add_cppflags -D_BSD_SOURCE
83993c1c 2996 ;;
34e82167 2997 gnu)
34e82167 2998 ;;
d33ed7b3
MR
2999 qnx)
3000 add_cppflags -D_QNX_SOURCE
3001 network_extralibs="-lsocket"
3002 ;;
1c69c79f
MS
3003 symbian)
3004 SLIBSUF=".dll"
3005 enable dos_paths
e3bc07f4
MS
3006 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3007 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3008 add_ldflags -Wl,--target1-abs,--no-undefined \
3009 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3010 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3011 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3012 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3013 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3014 ;;
fdd66609
MR
3015 osf1)
3016 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3017 AVSERVERLDFLAGS=
3018 ;;
741a8b72
MR
3019 minix)
3020 ;;
4ebc6a74
MR
3021 plan9)
3022 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3023 -D_REENTRANT_SOURCE \
3024 -D_RESEARCH_SOURCE \
3025 -DFD_SETSIZE=96 \
3026 -DHAVE_SOCK_OPTS
3027 add_compat strtod.o strtod=avpriv_strtod
3028 network_extralibs='-lbsd'
3029 exeobjs=compat/plan9/main.o
3030 disable avserver
3031 ln_s='ln -s -f'
3032 cp_f='cp'
3033 ;;
614d8911
MR
3034 none)
3035 ;;
7483e694 3036 *)
4f924f9a 3037 die "Unknown OS '$target_os'."
7483e694
DB
3038 ;;
3039esac
3040
b797f3c4
MR
3041# determine libc flavour
3042
197252f1 3043# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3044if check_cpp_condition features.h "defined __UCLIBC__"; then
3045 libc_type=uclibc
3bd1eacd 3046 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3047elif check_cpp_condition features.h "defined __GLIBC__"; then
3048 libc_type=glibc
3bd1eacd 3049 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3050# MinGW headers can be installed on Cygwin, so check for newlib first.
3051elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3052 libc_type=newlib
3053 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3054elif check_header _mingw.h; then
3055 libc_type=mingw
3056 check_cpp_condition _mingw.h \
3057 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3058 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3059 die "ERROR: MinGW runtime version must be >= 3.15."
4fa661a8
RB
3060elif check_func_headers stdlib.h _get_doserrno; then
3061 libc_type=msvcrt
84e65c76
MR
3062 add_compat strtod.o strtod=avpriv_strtod
3063 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3064 _snprintf=avpriv_snprintf \
3065 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3066elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3067 libc_type=klibc
3068fi
3069
3070test -n "$libc_type" && enable $libc_type
3071
5ab432fa
MR
3072# hacks for compiler/libc/os combinations
3073
3074if enabled_all tms470 glibc; then
b6f8d635 3075 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3076 add_cppflags -D__USER_LABEL_PREFIX__=
3077 add_cppflags -D__builtin_memset=memset
3078 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3079 add_cflags -pds=48 # incompatible redefinition of macro
3080fi
3081
457cc333
MR
3082if enabled_all ccc glibc; then
3083 add_ldflags -Wl,-z,now # calls to libots crash without this
3084fi
3085
6555acad
MR
3086esc(){
3087 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3088}
3089
3090echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3091
13cb2187
AS
3092check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3093
c9d19248 3094set_default $PATHS_LIST
2a8a860a 3095set_default nm
c9d19248 3096
320d060a 3097# we need to build at least one lib type
93b3c083 3098if ! enabled_any static shared; then
320d060a
DB
3099 cat <<EOF
3100At least one library type must be built.
3101Specify --enable-static to build the static libraries or --enable-shared to
3102build the shared libraries as well. To only build the shared libraries specify
3103--disable-static in addition to --enable-shared.
3104EOF
3105 exit 1;
3106fi
3107
2184c6f7 3108die_license_disabled() {
4c27207c 3109 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3110}
3111
e417d80d 3112die_license_disabled gpl libcdio
2184c6f7 3113die_license_disabled gpl libx264
de295976 3114die_license_disabled gpl libxavs
2184c6f7 3115die_license_disabled gpl libxvid
2184c6f7
DB
3116die_license_disabled gpl x11grab
3117
2f7ae63b 3118die_license_disabled nonfree libfaac
87246953 3119die_license_disabled nonfree libfdk_aac
a060866f 3120die_license_disabled nonfree openssl
b2e3c528 3121
0b175caa
DB
3122die_license_disabled version3 libopencore_amrnb
3123die_license_disabled version3 libopencore_amrwb
d89e738a 3124die_license_disabled version3 libvo_aacenc
f502ff3f 3125die_license_disabled version3 libvo_amrwbenc
0b175caa 3126
9cad0e4e 3127enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3128
40617a6d 3129disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3130
e276d9e8
MR
3131enable_pic() {
3132 enable pic
bce7b696
MR
3133 add_cppflags -DPIC
3134 add_cflags -fPIC
3135 add_asflags -fPIC
e276d9e8
MR
3136}
3137
3138enabled pic && enable_pic
bce7b696 3139
b4d96ba2
MR
3140check_cc <<EOF || die "Symbol mangling check failed."
3141int ff_extern;
3142EOF
2a8a860a 3143sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3144extern_prefix=${sym%%ff_extern*}
3145
afb5ed55 3146check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3147void foo(void) { __asm__ volatile ("" ::); }
3148EOF
61d251db 3149
df5e3978
MR
3150_restrict=
3151for restrict_keyword in restrict __restrict__ __restrict; do
3152 check_cc <<EOF && _restrict=$restrict_keyword && break
3153void foo(char * $restrict_keyword p);
3154EOF
3155done
3156
3157check_cc <<EOF && enable attribute_packed
3158struct { int x; } __attribute__((packed)) x;
3159EOF
3160
dffb41b9
MR
3161check_cc <<EOF && enable attribute_may_alias
3162union { int x; } __attribute__((may_alias)) x;
3163EOF
3164
df5e3978
MR
3165check_cc <<EOF || die "endian test failed"
3166unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3167EOF
48fc536a 3168od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3169
e939cedd
MR
3170if enabled alpha; then
3171
3172 check_cflags -mieee
3173
3174elif enabled arm; then
e45391bb 3175
66371c28 3176 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3177 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3178 nogas=die
50fa82e6 3179
44caaa56
MR
3180 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3181 enable vfp_args
3182 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3183 case "${cross_prefix:-$cc}" in
3184 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3185 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3186__asm__ (".eabi_attribute 28, 1");
3187int main(void) { return 0; }
3188EOF
44caaa56
MR
3189 esac
3190 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3191 fi
fa0912fe 3192
7f2b3dca
MR
3193 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3194 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3195 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3196 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3197 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3198 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3199
b57c1da8
MR
3200 [ $target_os = linux ] ||
3201 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3202 $ARCH_EXT_LIST_ARM
e45391bb 3203
575db883
DB
3204 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3205 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3206
e276d9e8
MR
3207 enabled_all armv6t2 shared !pic && enable_pic
3208
fa0912fe 3209elif enabled mips; then
e45391bb 3210
575db883 3211 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3212
5af530f5
MR
3213elif enabled parisc; then
3214
3215 if enabled gcc; then
3216 case $($cc -dumpversion) in
3217 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3218 esac
3219 fi
3220
fa0912fe 3221elif enabled ppc; then
e45391bb 3222
e6a0c354
MR
3223 enable local_aligned_8 local_aligned_16
3224
575db883
DB
3225 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3226 check_inline_asm ibm_asm '"add 0, 0, 0"'
3227 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3228 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3229
3230 # AltiVec flags: The FSF version of GCC differs from the Apple version
3231 if enabled altivec; then
301ab19d 3232 nogas=warn
fa0912fe
MR
3233 check_cflags -maltivec -mabi=altivec &&
3234 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3235 check_cflags -faltivec
3236
3237 # check if our compiler supports Motorola AltiVec C API
3238 check_cc <<EOF || disable altivec
3239$inc_altivec_h
3240int main(void) {
20bcce50
MR
3241 vector signed int v1 = (vector signed int) { 0 };
3242 vector signed int v2 = (vector signed int) { 1 };
3243 v1 = vec_add(v1, v2);
fa0912fe
MR
3244 return 0;
3245}
3246EOF
3247
20bcce50 3248 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3249 fi
e45391bb 3250
fa0912fe 3251elif enabled sparc; then
e45391bb 3252
6aa93689 3253 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3254
fa0912fe 3255elif enabled x86; then
e45391bb 3256
8e85ba8d
DB
3257 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3258
f80ddd5b
RB
3259 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3260
e6a0c354
MR
3261 enable local_aligned_8 local_aligned_16
3262
44965991
PI
3263 # check whether EBP is available on x86
3264 # As 'i' is stored on the stack, this program will crash
3265 # if the base pointer is used to access it because the
3266 # base pointer is cleared in the inline assembly code.
7dfef245 3267 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3268volatile int i=0;
3269__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3270return i;
44965991
PI
3271EOF
3272
f494213c 3273 # check whether EBX is available on x86
575db883
DB
3274 check_inline_asm ebx_available '""::"b"(0)' &&
3275 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3276
6f74fb03 3277 # check whether xmm clobbers are supported
575db883 3278 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3279
239fdf1b 3280 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3281 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3282 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3283
9cca1e40 3284 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3285 if check_cmd $yasmexe --version; then
3286 enabled x86_64 && yasm_extra="-m amd64"
3287 yasm_debug="-g dwarf2"
3288 elif check_cmd nasm -v; then
3289 yasmexe=nasm
3290 yasm_debug="-g -F dwarf"
3291 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3292 fi
3293
3294 YASMFLAGS="-f $objformat $yasm_extra"
3295 enabled pic && append YASMFLAGS "-DPIC"
3296 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3297 case "$objformat" in
3298 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3299 esac
3300
b8e8a07c 3301 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3302 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3303 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3304 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3305 fi
e45391bb 3306
669b5583
MR
3307 case "$cpu" in
3308 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3309 disable fast_clz
3310 ;;
3311 esac
3312
44965991
PI
3313fi
3314
301ab19d
MR
3315if enabled asm; then
3316 as=${gas:=$as}
7fd90119 3317 check_as <<EOF && enable gnu_as || \
301ab19d 3318 $nogas "GNU assembler not found, install gas-preprocessor"
7fd90119
MR
3319.macro m n
3320\n: .int 0
3321.endm
3322m x
3323EOF
301ab19d
MR
3324fi
3325
4a7e068b
MR